Version Naming Update;

NXDN48/96 Tweak;

CMakeLists.txt

@@ -1,11 +1,24 @@
-project(dsd-fme-lite)
-cmake_minimum_required(VERSION 2.8.11)
+#Ubuntu 18.04 uses 3.10.2 currently -- almost EOL
+#Ubuntu 20.04 uses 3.16.3
+#Ubuntu 22.04 uses 3.22.1
+#Arch currently on 3.26.1 -- new nag warning starts on this one, see below
+#cmake_minimum_required() should be called prior to this top-level project()
+#Cygwin currently using 3.23.2 (or newer)
+cmake_minimum_required(VERSION 3.10.2)
+project(dsd-fme-aero)
 
 SET(CMAKE_MODULE_PATH ${CMAKE_MODULE_PATH} "${PROJECT_SOURCE_DIR}/cmake/")
 #Set curses to ncurses, and wide true for ascii
 set(CURSES_NEED_NCURSES TRUE)
 set(CURSES_NEED_WIDE TRUE)
 
+#use cmake option -DCOLORS=OFF to disable color output
+option(COLORS
+    "Build with Colors Enabled" ON)
+if (COLORS)
+    add_definitions(-DPRETTY_COLORS) 
+endif ()
+
 include(git_revision)
 git_describe(GIT_TAG)
 
@@ -14,7 +27,7 @@ find_package(MBE REQUIRED)
 find_package(ITPP REQUIRED)
 find_package(RTLSDR)
 find_package(Curses REQUIRED) 
-find_package(PULSEAUDIO REQUIRED)
+find_package(PulseAudio REQUIRED)
 
 include_directories(SYSTEM ${LIBSNDFILE_INCLUDE_DIR} ${MBE_INCLUDE_DIR} ${ITPP_INCLUDE_DIR} ${PULSEAUDIO_INCLUDE_DIRS} ${CURSES_INCLUDE_DIR})
 set(LIBS ${MBE_LIBRARY} ${LIBSNDFILE_LIBRARY} ${ITPP_LIBRARY} ${PULSEAUDIO_SIMPLE_LIBRARY} ${CURSES_LIBRARY})
@@ -38,24 +51,24 @@ list(APPEND SRCS "${CMAKE_CURRENT_BINARY_DIR}/git_ver.c")
 
 include_directories("${PROJECT_SOURCE_DIR}/include")
 
-ADD_EXECUTABLE(dsd-fme-lite ${SRCS} ${HEADERS})
-TARGET_LINK_LIBRARIES(dsd-fme-lite ${LIBS})
+ADD_EXECUTABLE(dsd-fme-aero ${SRCS} ${HEADERS})
+TARGET_LINK_LIBRARIES(dsd-fme-aero ${LIBS})
 
 include(GNUInstallDirs)
-install(TARGETS dsd-fme-lite DESTINATION ${CMAKE_INSTALL_BINDIR})
+install(TARGETS dsd-fme-aero DESTINATION ${CMAKE_INSTALL_BINDIR})
 
 # man page
 find_program(HELP2MAN_FOUND help2man)
 if (HELP2MAN_FOUND)
-    add_custom_command(TARGET dsd-fme-lite POST_BUILD
+    add_custom_command(TARGET dsd-fme-aero POST_BUILD
         COMMAND help2man
         ARGS -n "Digital Speech Decoder"
             --version-string=${GIT_TAG}
-            -o ${CMAKE_CURRENT_BINARY_DIR}/dsd-fme-lite.1
+            -o ${CMAKE_CURRENT_BINARY_DIR}/dsd-fme-aero.1
             --no-info
-            $<TARGET_FILE:dsd-fme-lite>
+            $<TARGET_FILE:dsd-fme-aero>
     )
-    install(FILES ${CMAKE_CURRENT_BINARY_DIR}/dsd-fme-lite.1 DESTINATION ${CMAKE_INSTALL_MANDIR}/man1)
+    install(FILES ${CMAKE_CURRENT_BINARY_DIR}/dsd-fme-aero.1 DESTINATION ${CMAKE_INSTALL_MANDIR}/man1)
 endif()
 
 # uninstall target

include/dsd.h

@@ -17,7 +17,8 @@
  * PERFORMANCE OF THIS SOFTWARE.
  */
 
-//pretty pretty colors
+//defined by CMakeLists.txt -- Disable by using cmake -DCOLORS=OFF ..
+#ifdef PRETTY_COLORS
 #define KNRM  "\x1B[0m"
 #define KRED  "\x1B[31m"
 #define KGRN  "\x1B[32m"
@@ -26,6 +27,16 @@
 #define KMAG  "\x1B[35m"
 #define KCYN  "\x1B[36m"
 #define KWHT  "\x1B[37m"
+#else
+#define KNRM  ""
+#define KRED  ""
+#define KGRN  ""
+#define KYEL  ""
+#define KBLU  ""
+#define KMAG  ""
+#define KCYN  ""
+#define KWHT  ""
+#endif
 
 #include "config.h"
 #include <stdio.h>
@@ -325,7 +336,9 @@ typedef struct
 
   int p25_trunk; //experimental P25 trunking with RIGCTL (or RTLFM)
   int p25_is_tuned; //set to 1 if currently on VC, set back to 0 if on CC
-  int trunk_hangtime; //hangtime in seconds before tuning back to CC
+  float trunk_hangtime; //hangtime in seconds before tuning back to CC
+
+  int scanner_mode; //experimental -- use the channel map as a conventional scanner, quicker tuning, but no CC
 
   //csv import filenames
   char group_in_file[1024];
@@ -538,7 +551,7 @@ typedef struct
   //new stuff below here
   uint8_t data_conf_data[2];            //flag for confirmed data blocks per slot
   uint8_t dmr_pdu_sf[2][288];          //unified pdu 'superframe' //[slot][byte]
-  uint8_t cap_plus_csbk_bits[12*8*8]; //CSBK Cap+ FL initial and appended block bit storage
+  uint8_t cap_plus_csbk_bits[2][12*8*8]; //CSBK Cap+ FL initial and appended block bit storage, by slot
   uint8_t cap_plus_block_num;         //received block number storage
   uint8_t data_block_crc_valid[2][25]; //flag each individual block as good crc on confirmed data
   char dmr_embedded_signalling[2][7][48]; //embedded signalling 2 slots by 6 vc by 48 bits (replacing TS1SuperFrame.TimeSlotRawVoiceFrame.Sync structure)
@@ -595,6 +608,7 @@ typedef struct
   int p2_is_lcch; //flag to tell us when a frame is lcch and not sacch
 
   //iden freq storage for frequency calculations
+  int p25_chan_tdma[16]; //set from iden_up vs iden_up_tdma
   int p25_chan_iden;
   int p25_chan_type[16];
   int p25_trans_off[16];
@@ -651,13 +665,21 @@ typedef struct
   uint8_t nxdn_sacch_frame_segcrc[4];
   uint8_t nxdn_alias_block_number;
   char nxdn_alias_block_segment[4][4][8];
+
   //site/srv/cch info
   char nxdn_location_category[14];
   uint32_t nxdn_location_sys_code;
   uint16_t nxdn_location_site_code;
 
+  //channel access information
+  uint8_t nxdn_rcn;
+  uint8_t nxdn_base_freq;
+  uint8_t nxdn_step;
+  uint8_t nxdn_bw;
+
   //multi-key array
   unsigned long long int rkey_array[0xFFFF];
+  int keyloader; //let us know the keyloader is active
 
   //dmr late entry mi
   uint64_t late_entry_mi_fragment[2][7][3];
@@ -811,6 +833,9 @@ int getSymbol (dsd_opts * opts, dsd_state * state, int have_sync);
 void upsample (dsd_state * state, float invalue);
 void processDSTAR (dsd_opts * opts, dsd_state * state);
 
+//new p25lcw
+void p25_lcw (dsd_opts * opts, dsd_state * state, uint8_t LCW_bits[], uint8_t irrecoverable_errors);
+
 void processP25lcw (dsd_opts * opts, dsd_state * state, char *lcformat, char *mfid, char *lcinfo);
 void processHDU (dsd_opts * opts, dsd_state * state);
 void processLDU1 (dsd_opts * opts, dsd_state * state);
@@ -823,7 +848,8 @@ void processX2TDMAvoice (dsd_opts * opts, dsd_state * state);
 void processDSTAR_HD (dsd_opts * opts, dsd_state * state);
 void processYSF(dsd_opts * opts, dsd_state * state); //YSF
 void processP2(dsd_opts * opts, dsd_state * state); //P2
-void processTSBK(dsd_opts * opts, dsd_state * state);
+void processTSBK(dsd_opts * opts, dsd_state * state); //P25 Trunking Single Block
+void processMPDU(dsd_opts * opts, dsd_state * state); //P25 Multi Block PDU (SAP 0x61 FMT 0x15 or 0x17 for Trunking Blocks)
 short dmr_filter(short sample);
 short nxdn_filter(short sample);
 short dpmr_filter(short sample);
@@ -839,10 +865,15 @@ void ncursesClose ();
 //new NXDN Functions start here!
 void nxdn_frame (dsd_opts * opts, dsd_state * state);
 void nxdn_descramble (uint8_t dibits[], int len);
+//nxdn deinterleaving/depuncturing functions
 void nxdn_deperm_facch (dsd_opts * opts, dsd_state * state, uint8_t bits[144]);
 void nxdn_deperm_sacch (dsd_opts * opts, dsd_state * state, uint8_t bits[60]);
 void nxdn_deperm_cac (dsd_opts * opts, dsd_state * state, uint8_t bits[300]);
-void nxdn_deperm_facch2_udch (dsd_opts * opts, dsd_state * state, uint8_t bits[348]);
+void nxdn_deperm_facch2_udch (dsd_opts * opts, dsd_state * state, uint8_t bits[348], uint8_t type);
+//type-d 'idas' deinterleaving/depuncturing functions
+void nxdn_deperm_scch(dsd_opts * opts, dsd_state * state, uint8_t bits[60], uint8_t direction);
+void nxdn_deperm_facch3_udch2(dsd_opts * opts, dsd_state * state, uint8_t bits[288], uint8_t type);
+//end
 void nxdn_message_type (dsd_opts * opts, dsd_state * state, uint8_t MessageType);
 void nxdn_voice (dsd_opts * opts, dsd_state * state, int voice, uint8_t dbuf[182]);
 
@@ -852,6 +883,7 @@ static uint8_t crc6(const uint8_t buf[], int len);
 static uint16_t crc12f(const uint8_t buf[], int len);
 static uint16_t crc15(const uint8_t buf[], int len);
 static uint16_t crc16cac(const uint8_t buf[], int len);
+static uint8_t crc7_scch(uint8_t bits[], int len); //converted from op25 crc6
 
 /* NXDN Convolution functions */
 void CNXDNConvolution_start(void);
@@ -874,7 +906,9 @@ void NXDN_decode_VCALL_ASSGN(dsd_opts * opts, dsd_state * state, uint8_t * Messa
 void NXDN_decode_cch_info(dsd_opts * opts, dsd_state * state, uint8_t * Message);
 void NXDN_decode_srv_info(dsd_opts * opts, dsd_state * state, uint8_t * Message);
 void NXDN_decode_site_info(dsd_opts * opts, dsd_state * state, uint8_t * Message);
-void nxdn_location_id_handler (dsd_state * state, uint32_t location_id);
+void NXDN_decode_adj_site(dsd_opts * opts, dsd_state * state, uint8_t * Message);
+//Type-D SCCH Message Decoder
+void NXDN_decode_scch(dsd_opts * opts, dsd_state * state, uint8_t * Message, uint8_t direction);
 
 void dPMRVoiceFrameProcess(dsd_opts * opts, dsd_state * state);
 

install.sh

@@ -1,12 +0,0 @@
-sudo cp tone8.wav /usr/share/
-sudo cp tone24.wav /usr/share/
-sudo cp tone48.wav /usr/share/
-sudo chmod 777 /usr/share/tone8.wav
-sudo chmod 777 /usr/share/tone24.wav
-sudo chmod 777 /usr/share/tone48.wav
-mkdir build
-cd build
-cmake ..
-make -j `nproc`
-sudo make install
-sudo ldconfig

src/dmr_block.c

@@ -34,6 +34,35 @@ void dmr_dheader (dsd_opts * opts, dsd_state * state, uint8_t dheader[], uint8_t
     uint32_t target = (uint32_t)ConvertBitIntoBytes(&dheader_bits[16], 24); //destination llid 
     uint32_t source = (uint32_t)ConvertBitIntoBytes(&dheader_bits[40], 24); //source llid
 
+    //extra tgt/src handling for XPT 
+    uint8_t target_hash[24]; 
+    uint8_t tg_hash = 0;
+    uint8_t is_xpt = 0;
+    //set flag if XPT
+    if (strcmp (state->dmr_branding_sub, "XPT ") == 0) is_xpt = 1;
+
+    //truncate tgt/src to 16-bit values if XPT
+    if (is_xpt == 1)
+    {
+      target = (uint32_t)ConvertBitIntoBytes(&dheader_bits[24], 16); //destination llid 
+      source = (uint32_t)ConvertBitIntoBytes(&dheader_bits[48], 16); //source llid
+      if (gi == 0) 
+      {
+        for (int i = 0; i < 16; i++) target_hash[i] = dheader_bits[24+i];
+        tg_hash = crc8 (target_hash, 16);
+      }
+    }
+
+    uint8_t is_cap = 0;
+    if (strcmp (state->dmr_branding_sub, "Cap+ ") == 0) is_cap = 1;
+
+    if (is_cap)
+    {
+      //truncate tg on group? or just on private/individual data?
+      if (gi == 0) target = (uint32_t)ConvertBitIntoBytes(&dheader_bits[24], 16);
+      source = (uint32_t)ConvertBitIntoBytes(&dheader_bits[48], 16);
+    }
+
     //store source for dmr pdu packet handling (lrrp) when not available in completed message
     if (dpf != 15) state->dmr_lrrp_source[slot] = source;
 
@@ -97,8 +126,8 @@ void dmr_dheader (dsd_opts * opts, dsd_state * state, uint8_t dheader[], uint8_t
     fprintf (stderr, "\n");
     fprintf (stderr, " Slot %d Data Header - ", slot+1);
 
-    if (gi == 1 && dpf != 15) fprintf(stderr, "GROUP - ");
-    if (gi == 0 && dpf != 15) fprintf(stderr, "INDIV - ");
+    if (gi == 1 && dpf != 15) fprintf(stderr, "Group - ");
+    if (gi == 0 && dpf != 15) fprintf(stderr, "Indiv - ");
     
     if (dpf == 0)       fprintf (stderr, "Unified Data Transport (UDT) ");
     else if (dpf == 1)  fprintf (stderr, "Response Packet ");
@@ -112,6 +141,9 @@ void dmr_dheader (dsd_opts * opts, dsd_state * state, uint8_t dheader[], uint8_t
     if (a == 1 && dpf != 15) fprintf(stderr, "- Response Requested ");
     if (dpf != 15) fprintf (stderr, "- Source: %d Target: %d ", source, target);
 
+    //include the hash value if this is an XPT and if its IND data
+    if (dpf != 15 && is_xpt == 1 && gi == 0) fprintf (stderr, "Hash: %d ", tg_hash);
+
     //sap string handling
     if (dpf == 15) sap = p_sap;
 
@@ -128,12 +160,12 @@ void dmr_dheader (dsd_opts * opts, dsd_state * state, uint8_t dheader[], uint8_t
     if (dpf == 15)
     {
       if      (p_mfid == 0x10) sprintf (mfid_string, "%s", "Motorola");
-      else if (p_mfid == 0x58) sprintf (mfid_string, "%s", "Tait    ");
-      else if (p_mfid == 0x68) sprintf (mfid_string, "%s", "Hytera  ");
-      else if (p_mfid == 0x08) sprintf (mfid_string, "%s", "Hytera  ");
+      else if (p_mfid == 0x58) sprintf (mfid_string, "%s", "Tait");
+      else if (p_mfid == 0x68) sprintf (mfid_string, "%s", "Hytera");
+      else if (p_mfid == 0x08) sprintf (mfid_string, "%s", "Hytera");
       else if (p_mfid == 0x06) sprintf (mfid_string, "%s", "Trid/Mot"); 
       else if (p_mfid == 0x00) sprintf (mfid_string, "%s", "Standard"); 
-      else                     sprintf (mfid_string, "%s", "Other   ");
+      else                     sprintf (mfid_string, "%s", "Other");
     }
 
     //udt format string handling
@@ -324,6 +356,7 @@ void dmr_dheader (dsd_opts * opts, dsd_state * state, uint8_t dheader[], uint8_t
     state->data_conf_data[slot] = 0;
     state->data_block_counter[slot] = 1; 
     state->data_header_blocks[slot] = 1; 
+    state->data_header_format[slot] = 7;
 
   }
 
@@ -384,7 +417,7 @@ void dmr_block_assembler (dsd_opts * opts, dsd_state * state, uint8_t block_byte
   uint32_t CRCExtracted = 0;
   uint32_t IrrecoverableErrors = 0; 
 
-  uint8_t dmr_pdu_sf_bits[8*8*50]; //give plenty of space so we don't go oob
+  uint8_t dmr_pdu_sf_bits[8*24*50]; //give plenty of space so we don't go oob
 
   //MBC Header and Block CRC
   uint8_t mbc_crc_good[2]; //header and blocks crc pass/fail local storage

src/dmr_bs.c

@@ -379,7 +379,7 @@ void dmrBS (dsd_opts * opts, dsd_state * state)
     processMbeFrame (opts, state, NULL, ambe_fr3, NULL);    
 
     cach_err = dmr_cach (opts, state, cachdata); 
-    fprintf (stderr, "\n");
+    if (opts->payload == 0) fprintf (stderr, "\n");
 
     // run alg refresh after vc6 ambe processing
     if (internalslot == 0 && vc1 == 6) dmr_alg_refresh (opts, state);
@@ -724,7 +724,7 @@ void dmrBSBootstrap (dsd_opts * opts, dsd_state * state)
   dmr_late_entry_mi_fragment (opts, state, 1, m1, m2, m3);
 
   cach_err = dmr_cach (opts, state, cachdata);
-  fprintf (stderr, "\n");
+  if (opts->payload == 0) fprintf (stderr, "\n");
 
   //update voice sync time for trunking purposes (particularly Con+)
   if (opts->p25_is_tuned == 1) state->last_vc_sync_time = time(NULL);

src/dmr_csbk.c

@@ -391,9 +391,12 @@ void dmr_cspdu (dsd_opts * opts, dsd_state * state, uint8_t cs_pdu_bits[], uint8
         uint32_t target = (uint32_t)ConvertBitIntoBytes(&cs_pdu_bits[32], 24);
         uint32_t source = (uint32_t)ConvertBitIntoBytes(&cs_pdu_bits[56], 24);
 
+        if (gi)  fprintf (stderr, " Group");
+        if (!gi) fprintf (stderr, " Private");
+
         if (p_kind == 0) fprintf (stderr, " Disable Target PTT (DIS_PTT)");
         if (p_kind == 1) fprintf (stderr, " Enable Target PTT (EN_PTT)");
-        if (p_kind == 2) fprintf (stderr, " Private Call (ILLEGALLY_PARKED)");
+        if (p_kind == 2) fprintf (stderr, " Call (ILLEGALLY_PARKED)");
         if (p_kind == 3) fprintf (stderr, " Enable Target MS PTT (EN_PTT_ONE_MS)");
 
         fprintf (stderr, "\n");
@@ -612,13 +615,44 @@ void dmr_cspdu (dsd_opts * opts, dsd_state * state, uint8_t cs_pdu_bits[], uint8
         uint32_t target = (uint32_t)ConvertBitIntoBytes(&cs_pdu_bits[32], 24);
         uint32_t source = (uint32_t)ConvertBitIntoBytes(&cs_pdu_bits[56], 24);
 
+        uint8_t target_hash[24]; 
+        uint8_t tg_hash = 0; 
+
         if (gi == 0) fprintf (stderr, "Individual ");
         else fprintf (stderr, "Group ");
         
         if (content == 0) fprintf (stderr, "CSBK - ");
         else fprintf (stderr, "Data - ");
 
-        fprintf (stderr, "Target [%d] - Source [%d] ", target, source);
+        // check to see if this is XPT
+        if (strcmp (state->dmr_branding_sub, "XPT ") == 0)
+        {
+          //get 16-bit truncated target and source ids
+          target = (uint32_t)ConvertBitIntoBytes(&cs_pdu_bits[40], 16); //40, or 32?
+          source = (uint32_t)ConvertBitIntoBytes(&cs_pdu_bits[64], 16); //56, or 64?
+
+          //check to see if this is indiv data (private) then we will need to report the hash value as well
+          if (gi == 0)
+          {
+            //the crc8 hash is the value represented in the Hytera XPT Site Status CSBK when dealing with indiv data
+            for (int i = 0; i < 16; i++) target_hash[i] = cs_pdu_bits[40+i];
+            tg_hash = crc8 (target_hash, 16);
+            fprintf (stderr, "Source: %d - Target: %d - Hash: %d ", source, target, tg_hash);
+          }
+          else fprintf (stderr, "Source: %d - Target: %d ", source, target);
+
+        }
+        // check to see if this is Cap+
+        else if (strcmp (state->dmr_branding_sub, "Cap+ ") == 0)
+        {
+          //truncate tg on group? or just on private/individual data?
+          if (gi == 0) target = (uint32_t)ConvertBitIntoBytes(&cs_pdu_bits[40], 16);
+          source = (uint32_t)ConvertBitIntoBytes(&cs_pdu_bits[64], 16);
+          int rest = (uint32_t)ConvertBitIntoBytes(&cs_pdu_bits[60], 4);
+          fprintf (stderr, "Source: %d - Target: %d - Rest Channel: %d", source, target, rest);
+        }
+        else fprintf (stderr, "Source: %d - Target: %d ", source, target);
+
       }
       //end tier 2 csbks
 
@@ -653,7 +687,7 @@ void dmr_cspdu (dsd_opts * opts, dsd_state * state, uint8_t cs_pdu_bits[], uint8
 
       }
 
-      //Cap+ Neighbors
+      //Cap+ Adjacent Sites
       if (csbk_o == 0x3B)
       {
 
@@ -661,10 +695,10 @@ void dmr_cspdu (dsd_opts * opts, dsd_state * state, uint8_t cs_pdu_bits[], uint8
         fprintf (stderr, "\n");
         fprintf (stderr, "%s", KYEL);
 
-        fprintf (stderr, " Capacity Plus Neighbor List ");
+        fprintf (stderr, " Capacity Plus Adjacent Sites\n  ");
 
-        uint8_t nl[6]; //neighbors numerical value
-        uint8_t nr[6]; //neighbors current rest channel
+        uint8_t nl[6]; //adjacet site numerical value
+        uint8_t nr[6]; //adjacent site current rest channel
         memset (nl, 0, sizeof (nl));
         memset (nr, 0, sizeof (nr));
 
@@ -672,12 +706,12 @@ void dmr_cspdu (dsd_opts * opts, dsd_state * state, uint8_t cs_pdu_bits[], uint8
         {
           nl[i] = (uint8_t)ConvertBitIntoBytes(&cs_pdu_bits[32+(i*8)], 4);
           nr[i] = (uint8_t)ConvertBitIntoBytes(&cs_pdu_bits[36+(i*8)], 4);
-          if (nl[i]) fprintf (stderr, "S: %d R(%d) ", nl[i], nr[i]);
+          if (nl[i]) fprintf (stderr, "Site: %d Rest: %d; ", nl[i], nr[i]);
         }
 
       }
-      
-      //Cap+ Channel Status
+
+      //Cap+ Channel Status -- Expanded for up to 16 LSNs and private voice/data calls and dual slot csbk_bit storage
       if (csbk_o == 0x3E)
       {
 
@@ -687,11 +721,26 @@ void dmr_cspdu (dsd_opts * opts, dsd_state * state, uint8_t cs_pdu_bits[], uint8
 
         uint8_t fl = (uint8_t)ConvertBitIntoBytes(&cs_pdu_bits[16], 2); 
         uint8_t ts = cs_pdu_bits[18];  //timeslot this PDU occurs in
-        uint8_t res = cs_pdu_bits[19]; //unknown, always seems to be 0 -- could be used in larger Cap+? like a bank switch?
+        uint8_t res = cs_pdu_bits[19]; //unknown or unused bit value
         uint8_t rest_channel = (uint8_t)ConvertBitIntoBytes(&cs_pdu_bits[20], 4); 
-        uint8_t group_tally = 0; //set this to the number of active group channels tallied
-
+        uint8_t group_tally = 0; //set this to the number of active channels tallied
+        uint8_t bank_one = 0;
+        uint8_t bank_two = 0;
+        uint8_t b2_start = 0;
         uint8_t block_num = state->cap_plus_block_num;
+        uint8_t pdflag = 0;
+        uint8_t pdflag2 = 0;
+        uint16_t private_target = 0;
+        uint8_t pd_b2 = 0;
+        uint8_t start = 8;
+        uint8_t end = 8;
+        uint8_t fl_bytes = 0;
+        uint8_t ch[24]; //one bit per channel
+        uint8_t pch[24]; //private or data call channel bits 
+        uint16_t tg = 0;
+        int i, j, k, x;
+        //tg and channel info for trunking purposes
+        uint16_t t_tg[24];
 
         //sanity check
         if (block_num > 6)
@@ -700,32 +749,22 @@ void dmr_cspdu (dsd_opts * opts, dsd_state * state, uint8_t cs_pdu_bits[], uint8
           block_num = 6;
         }
 
-        uint8_t ch[8]; //one bit per channel
-        uint8_t pch[8]; //private or data call channel bits 
-        uint8_t tg = 0;
-        int i, j, k;
-
-        //tg and channel info for trunking purposes
-        uint8_t t_tg[9];
+        //init some arrays
         memset (t_tg, 0, sizeof(t_tg));
-
-        //initialize group ch and private/data channel bit arrays
-        for (i = 0; i < 8; i++)
-        {
-          ch[i] = 0;
-          pch[i] = 0;
-        }
+        memset (ch, 0, sizeof(ch));
+        memset (pch, 0, sizeof(pch));
 
         //treating FL as a form of LCSS
         if (fl == 2 || fl == 3) //initial or single block (fl2 or fl3) 
         {
-          memset (state->cap_plus_csbk_bits, 0, sizeof(state->cap_plus_csbk_bits));
-          for (i = 0; i < 10*8; i++) state->cap_plus_csbk_bits[i] = cs_pdu_bits[i];
+          //NOTE: this has been changed to store per slot
+          memset (state->cap_plus_csbk_bits[ts], 0, sizeof(state->cap_plus_csbk_bits[ts]));
+          for (i = 0; i < 10*8; i++) state->cap_plus_csbk_bits[ts][i] = cs_pdu_bits[i];
           state->cap_plus_block_num = 0;
         }
-        else //appended block (fl0) or final block (fl1)
+        else //appended block (fl 0) or final block (fl 1)
         {
-          for (i = 0; i < 7*8; i++) state->cap_plus_csbk_bits[i+80+(7*8*block_num)] = cs_pdu_bits[i+24];
+          for (i = 0; i < 7*8; i++) state->cap_plus_csbk_bits[ts][i+80+(7*8*block_num)] = cs_pdu_bits[i+24];
           block_num++;
           state->cap_plus_block_num++;
         }
@@ -747,94 +786,169 @@ void dmr_cspdu (dsd_opts * opts, dsd_state * state, uint8_t cs_pdu_bits[], uint8
         if (fl == 0) fprintf (stderr, " - Appended Block"); //have not yet observed a system use this fl value
         if (fl == 1) fprintf (stderr, " - Final Block"); 
         if (fl == 2) fprintf (stderr, " - Initial Block");
-        if (fl == 3) fprintf (stderr, " - Single Block"); //still considering a single, and not a final
+        if (fl == 3) fprintf (stderr, " - Single Block");
 
         //look at each group channel bit -- run this PRIOR to checking private or data calls
         //or else we will overwrite the ch bits we set below for private calls with zeroes
         //these also seem to indicate data calls -- can't find a distinction of which is which
+        bank_one = (uint8_t)ConvertBitIntoBytes(&state->cap_plus_csbk_bits[ts][24], 8);
         for (int i = 0; i < 8; i++)
         {
-          ch[i] = state->cap_plus_csbk_bits[i+24];
-          if (ch[i] == 1) group_tally++; //figure out where to start looking in the byte stream for the 0x80 flag
-        } 
+          ch[i] = state->cap_plus_csbk_bits[ts][i+24];
+          if (ch[i] == 1) group_tally++; //figure out where to start looking in the byte stream for the 0next bank of calls
+        }
 
-        //check for private/data calls -- user will neeed to enable 'data' call tuning in order to tune them
-        uint8_t pdflag = (uint8_t)ConvertBitIntoBytes(&state->cap_plus_csbk_bits[40+(group_tally*8)], 8); //seems to be 0x80 (last block flag?) on samples I have 
-        uint16_t private_target = 0;
+        //Expanded to cover larger systems up to 16 slots.
+        bank_two = (uint8_t)ConvertBitIntoBytes(&state->cap_plus_csbk_bits[ts][32+(group_tally*8)], 8); //32
+        b2_start = group_tally;
+        if (bank_two)
+        {
+          for (int i = 0; i < 8; i++)
+          {
+            ch[i+8] = state->cap_plus_csbk_bits[ts][i+32+(b2_start*8)];
+            if (ch[i+8] == 1) group_tally++; 
+          }
+        }
 
-        //first, check to see if we have a completed PDU
+        //check flag for appended private and/or data calls
+        pdflag = (uint8_t)ConvertBitIntoBytes(&state->cap_plus_csbk_bits[ts][40+(group_tally*8)], 8);
+
+        //check for private activity on LSNs 1-8
         if (fl == 1 || fl == 3) 
         {
-          //then check to see if this byte has a value, should be 0x80
-          //this bytes location seems to shift depending on level of activity
-          if (pdflag == 0x80) //now looking to see if any appended data was added 
+          if (pdflag == 0x80)
           {
             k = 0; //= 0
             fprintf (stderr, "\n");
-            fprintf (stderr, " F%X Private or Data Call", pdflag);
+            fprintf (stderr, " F%X Private or Data Call - ", pdflag);
             for (int i = 0; i < 8; i++)
             {
-              pch[i] = state->cap_plus_csbk_bits[i+48+(group_tally*8)];
+              pch[i] = state->cap_plus_csbk_bits[ts][i+48+(group_tally*8)];
               if (pch[i] == 1)
               {
-                fprintf (stderr, " Ch%d:", i+1);
-                private_target = (uint16_t)ConvertBitIntoBytes(&state->cap_plus_csbk_bits[56+(k*16)+(group_tally*8)], 16);
+                fprintf (stderr, " LSN %02d:", i+1);
+                private_target = (uint16_t)ConvertBitIntoBytes(&state->cap_plus_csbk_bits[ts][56+(k*16)+(group_tally*8)], 16);
                 fprintf (stderr, " TGT %d;", private_target);
-                if (opts->trunk_tune_data_calls == 1) t_tg[i] = private_target; //set here for tuning allow/block
+                // if (opts->trunk_tune_data_calls == 1) t_tg[i] = private_target; //moved to below section
                 k++;
+                if (bank_one == 0) bank_one = 1; //flag on bank one if not already for private call listings
+              } 
+            }
+            //save for starting point of the next private call bank
+            pd_b2 = k;
+          }
+        }
+        //end private/data call check on LSNs 1-8
+
+        //check flag for appended private and/or data calls -- flag two still needs work or testing, double checking, etc, disable if issues arise
+        pdflag2 = (uint8_t)ConvertBitIntoBytes(&state->cap_plus_csbk_bits[ts][48+(group_tally*8)+(pd_b2*16)], 8);  
+
+        //check for private activity on LSNs 9-16
+        if (fl == 1 || fl == 3) 
+        {
+          //then check to see if this byte has a value, should be 0x80, could be other?
+          //this bytes location shifts depending on level of activity -- see banks above
+          if (pdflag2 == 0x80) //now looking to see if any appended data was added 
+          {
+            k = 0;
+            fprintf (stderr, "\n");
+            fprintf (stderr, " F%X Private or Data Call - ", pdflag2);
+            for (int i = 0; i < 8; i++)
+            {
+              pch[i+8] = state->cap_plus_csbk_bits[ts][i+56+(group_tally*8)+(pd_b2*16)]; //48
+              if (pch[i+8] == 1)
+              {
+                fprintf (stderr, " LSN %02d:", i+1);
+                private_target = (uint16_t)ConvertBitIntoBytes(&state->cap_plus_csbk_bits[ts][64+(k*16)+(group_tally*8)+(pd_b2*16)], 16); //64
+                fprintf (stderr, " TGT %d;", private_target);
+                // if (opts->trunk_tune_data_calls == 1) t_tg[i+8] = private_target; //moved to below section
+                k++;
+                if (bank_two == 0) bank_two = 1; //flag on bank one if not already for private call listings
               } 
             }
           }
         }
-        //end private/data call check
+        //end private/data call check on LSNs 9-16
 
-        // if (fl != 2)
         if (fl == 1 || fl == 3)
         {
           fprintf (stderr, "\n  ");
           
           k = 0;
-          for (i = 0; i < 8; i++)
+          x = 0;
+
+          //start position;
+          start = 8;
+          if (bank_one) start = 0;
+          else if (rest_channel < 8) start = 0;
+
+          //end position; 
+          end = 8;
+          if (bank_two) end = 16;
+          else if (rest_channel > 8) end = 16;
+
+          //start parsing info and listing active LSNs
+          for (i = start; i < end; i++)
           {
-            fprintf (stderr, "Ch%d: ", i+1);
+            //skip an additional k value per bank
+            if (i == 8) k++;
+
+            if (i == 4 || i == 12)
+              fprintf (stderr, "\n  ");
+
+            if (i == 8 && start == 0 && end == 16)
+              fprintf (stderr, "\n  ");
+
+            fprintf (stderr, "LSN %02d: ", i+1);
             if (ch[i] == 1) //group voice channels
             {
-              tg = (uint8_t)ConvertBitIntoBytes(&state->cap_plus_csbk_bits[k*8+32], 8); 
-              if (tg != 0) fprintf (stderr, " %03d ", tg);
-              else fprintf (stderr, "Actv "); 
-              //add values to trunking tg/channel potentials
-              t_tg[i] = tg;
-              if (tg != 0) k++; 
               
+              tg = (uint16_t)ConvertBitIntoBytes(&state->cap_plus_csbk_bits[ts][(k*8)+32], 8);
+              if (tg != 0) fprintf (stderr, "%5d;  ", tg);
+              else fprintf (stderr, "Group;  "); 
+              //flag as available for tuning if group calls enabled 
+              if (opts->trunk_tune_group_calls == 1) t_tg[i] = tg;
+              if (tg != 0) k++;               
             }
             else if (pch[i] == 1) //private or data channels
             {
-              fprintf (stderr, "P||D ");
-              //flag as available for tuning if enabled
-              if (opts->trunk_tune_data_calls == 1) ch[i] = 1; 
+              tg = (uint16_t)ConvertBitIntoBytes(&state->cap_plus_csbk_bits[ts][(group_tally*8)+(x*16)+56], 16);
+              if (tg != 0) fprintf (stderr, "%5d;  ", tg);
+              else fprintf (stderr, " P||D;  ");
+              //flag as available for tuning if data calls enabled 
+              if (opts->trunk_tune_data_calls == 1) t_tg[i] = tg; //ch[i] = 1;
+              if (tg != 0) x++;  
             }  
-            else if (i+1 == rest_channel) fprintf (stderr, "Rest ");
-            else fprintf (stderr, "Idle ");
+            else if (i+1 == rest_channel) fprintf (stderr, " Rest;  ");
+            else fprintf (stderr, " Idle;  ");
 
-            if (i == 3) fprintf (stderr, "\n  "); 
           }
 
+          //debug ncurses terminal display -- LSNs 1-8
+          // sprintf (state->dmr_lrrp_gps[0], "CAP LSN: %02d TG: %03d; LSN: %02d TG: %03d; LSN: %02d TG: %03d; LSN: %02d TG: %03d;", 1, t_tg[0], 2, t_tg[1], 3, t_tg[2], 4, t_tg[3]);
+          // sprintf (state->dmr_lrrp_gps[1], "CAP LSN: %02d TG: %03d; LSN: %02d TG: %03d; LSN: %02d TG: %03d; LSN: %02d TG: %03d;", 5, t_tg[4], 6, t_tg[5], 7, t_tg[6], 8, t_tg[7]);
+
+          //debug ncurses terminal display -- LSNs 9-16
+          // sprintf (state->dmr_lrrp_gps[0], "CAP LSN: %02d TG: %03d; LSN: %02d TG: %03d; LSN: %02d TG: %03d; LSN: %02d TG: %03d;", 9, t_tg[8], 10, t_tg[9], 11, t_tg[10], 12, t_tg[11]);
+          // sprintf (state->dmr_lrrp_gps[1], "CAP LSN: %02d TG: %03d; LSN: %02d TG: %03d; LSN: %02d TG: %03d; LSN: %02d TG: %03d;", 13, t_tg[12], 14, t_tg[13], 15, t_tg[14], 16, t_tg[15]);
+
+
           state->dmr_mfid = 0x10;
           sprintf (state->dmr_branding, "%s", "Motorola");
           sprintf (state->dmr_branding_sub, "%s", "Cap+ ");
 
-          //nullify any previous TIII data (bugfix for bad assignments or system type switching)
+          //nullify any previous site_parm data
           sprintf(state->dmr_site_parms, "%s", "");
 
           fprintf (stderr, "%s", KNRM);
 
-          //Skip tuning group calls if group calls are disabled
-          if (opts->trunk_tune_group_calls == 0) goto SKIPCAP;
+          //Skip tuning group calls if group calls are disabled -- moved to individual switches in the parsing phase
+          // if (opts->trunk_tune_group_calls == 0) goto SKIPCAP;
 
           //don't tune if vc on the current channel 
           if ( (time(NULL) - state->last_vc_sync_time > 2) ) 
           {
-            for (j = 0; j < 8; j++) //go through the channels stored looking for active ones to tune to
+            for (j = start; j < end; j++) //go through the channels stored looking for active ones to tune to
             {
               char mode[8]; //allow, block, digital, enc, etc
 
@@ -854,6 +968,9 @@ void dmr_cspdu (dsd_opts * opts, dsd_state * state, uint8_t cs_pdu_bits[], uint8
               //without priority, this will tune the first one it finds (if group isn't blocked)
               if (t_tg[j] != 0 && state->p25_cc_freq != 0 && opts->p25_trunk == 1 && (strcmp(mode, "B") != 0) && (strcmp(mode, "DE") != 0)) 
               {
+                //debug print for tuning verification
+                fprintf (stderr, "\n LSN/TG to tune to: %d - %d", j+1, t_tg[j]);
+                
                 if (state->trunk_chan_map[j+1] != 0) //if we have a valid frequency
                 {
                   //RIGCTL
@@ -889,20 +1006,21 @@ void dmr_cspdu (dsd_opts * opts, dsd_state * state, uint8_t cs_pdu_bits[], uint8
           {
             fprintf (stderr, "%s\n", KYEL); 
             fprintf (stderr, " CAP+ Multi Block PDU \n  ");
-            uint8_t fl_bytes = 0;
+            fl_bytes = 0;
             for (i = 0; i < (10+(block_num*7)); i++) 
             {
-              fl_bytes = (uint8_t)ConvertBitIntoBytes(&state->cap_plus_csbk_bits[i*8], 8);
+              fl_bytes = (uint8_t)ConvertBitIntoBytes(&state->cap_plus_csbk_bits[ts][i*8], 8);
               fprintf (stderr, "[%02X]", fl_bytes);
               if (i == 17 || i == 35) fprintf (stderr, "\n  ");
             }
             fprintf (stderr, "%s", KNRM);
           }
-          memset (state->cap_plus_csbk_bits, 0, sizeof(state->cap_plus_csbk_bits));
+          memset (state->cap_plus_csbk_bits[ts], 0, sizeof(state->cap_plus_csbk_bits[ts]));
           state->cap_plus_block_num = 0;
           
         } //if (fl == 1 || fl == 3)
       } //opcode == 0x3E
+
     } //fid == 0x10
 
     //Connect+ Section
@@ -949,14 +1067,14 @@ void dmr_cspdu (dsd_opts * opts, dsd_state * state, uint8_t cs_pdu_bits[], uint8
 
         //if using rigctl we can set an unknown or updated cc frequency 
         //by polling rigctl for the current frequency
-        if (opts->use_rigctl == 1 && opts->p25_is_tuned == 0) //&& state->p25_cc_freq == 0
+        if (opts->use_rigctl == 1 && opts->p25_is_tuned == 0)
         {
           ccfreq = GetCurrentFreq (opts->rigctl_sockfd);
           if (ccfreq != 0) state->p25_cc_freq = ccfreq;
         }
 
         //if using rtl input, we can ask for the current frequency tuned
-        if (opts->audio_in_type == 3 && opts->p25_is_tuned == 0) //&& state->p25_cc_freq == 0
+        if (opts->audio_in_type == 3 && opts->p25_is_tuned == 0)
         {
           ccfreq = (long int)opts->rtlsdr_center_freq;
           if (ccfreq != 0) state->p25_cc_freq = ccfreq;
@@ -1028,76 +1146,122 @@ void dmr_cspdu (dsd_opts * opts, dsd_state * state, uint8_t cs_pdu_bits[], uint8
 
     } //end Connect+
 
-    //Hytera XPT
+    //Hytera XPT -- Experimental, but values now seem very consistent and trunking is working on systems tested with
     if (csbk_fid == 0x68)
     {
-      //XPT Site Status -- Very Very Experimental, WIP, Don't be surprised by bad decodes or broken trunking
+      //XPT Site Status 
       if (csbk_o == 0x0A)
       {
         //initial line break
         fprintf (stderr, "\n"); 
         fprintf (stderr, "%s", KYEL);
 
-        uint8_t xpt_ch[6]; //one tg/call per timeslot
-        uint16_t tg = 0;  //8-bit TG value or hash
+        uint8_t xpt_ch[6]; //one tg/call per LSN
+        uint16_t tg = 0;  //8-bit TG value or TGT hash
         int i, j;
 
         //tg and channel info for trunking purposes
-        uint8_t t_tg[24];
+        uint8_t t_tg[6];
         memset (t_tg, 0, sizeof(t_tg));
 
         uint8_t xpt_seq    = (uint8_t)ConvertBitIntoBytes(&cs_pdu_bits[0], 2);  //this replaces the CSBK lb and pf
-        uint8_t xpt_free   = (uint8_t)ConvertBitIntoBytes(&cs_pdu_bits[16], 4); //free repeater channel
+        uint8_t xpt_free   = (uint8_t)ConvertBitIntoBytes(&cs_pdu_bits[16], 4); //free repeater channel LCN
         uint8_t xpt_bank   = 0;
+        uint8_t xpt_lcn    = 1;
 
-        if (xpt_seq) xpt_bank = xpt_seq*6;
+        //determine starting position of LCN value
+        if (xpt_seq == 1) xpt_lcn = 4;
+        if (xpt_seq == 2) xpt_lcn = 7; 
 
-        //get 2-bit status values for each 6 channels (timeslots) 
+        //determine xpt_bank value for LSN value/tuning
+        if (xpt_seq) xpt_bank = xpt_seq*6; 
+
+        //get 2-bit status values for each 6 LSNs
         for (i = 0; i < 6; i++) xpt_ch[i] = (uint8_t)ConvertBitIntoBytes(&cs_pdu_bits[20+(i*2)], 2);
 
-        fprintf (stderr, " Hytera XPT Site Status - Free RPT: %d SN: %d\n ", xpt_free+1, xpt_seq);
+        fprintf (stderr, " Hytera XPT Site Status - Free LCN: %d SN: %d", xpt_free, xpt_seq);
 
-        //Print List of Channels and Activity 
+        //Print List of LCN with LSN Activity 
         for (i = 0; i < 6; i++) 
         {
-          fprintf (stderr, "Ch%02d: ", i+xpt_bank+1); //(xpt_seq*6)
-          tg = (uint8_t)ConvertBitIntoBytes(&cs_pdu_bits[i*8+32], 8);
+          //add LCN value for each LSN pair to help users differentiate between the two when seeing LCN on FLC
+          if (i == 0 || i == 2 || i == 4)
+          {
+            fprintf (stderr, "\n LCN %d - ", xpt_lcn);
+            xpt_lcn++;
+          } 
+          
+          //LSN value here is logical slot, in flco, we get the logical channel (which is the repeater, does not include the slot value)
+          fprintf (stderr, "LSN %02d: ", i+xpt_bank+1); //swapped out xpt_bank for all (xpt_seq*6) to simplify things
+          tg = (uint16_t)ConvertBitIntoBytes(&cs_pdu_bits[i*8+32], 8);
           fprintf (stderr, "ST-%X", xpt_ch[i]); //status bits value 0,1,2, or 3
-          if (tg != 0)                fprintf (stderr, " %03d  ", tg); 
+          if (tg != 0)                fprintf (stderr, " %03d;  ", tg); 
           else
           {
-            if (xpt_ch[i] == 3)         fprintf (stderr, " Null "); //offline?, free? but also group call if the TG value is populated? Wut? Null should cover both cases...maybe
-            else if (xpt_ch[i] == 2)    fprintf (stderr, " Priv "); //This seems to be used on both private data and private calls, but one or the other has a 0 TG value?
-            else if (xpt_ch[i] == 1)    fprintf (stderr, " Unk  "); //the 01 value has not been observed as of yet, group data?
-            else if (xpt_ch[i] == 0)    fprintf (stderr, " Idle "); //Idle appears to always be a 0, or could indicate Group Data (including status CSBK and VLC/TLC)
+            if (xpt_ch[i] == 3)         fprintf (stderr, " Null; "); //NULL on ST-3 indicates repeater is not active for the LSNs that would be covered by these bits
+            else if (xpt_ch[i] == 2)    fprintf (stderr, " Priv; "); //This seems to be used on both private data and private voice calls, but occassionally has a 0 TGT value
+            else if (xpt_ch[i] == 1)    fprintf (stderr, " Unk;  "); //the 01 value has not been observed as of yet
+            else if (xpt_ch[i] == 0)    fprintf (stderr, " Idle; "); //Idle
+
+            //if Priv/Unk occurs, add t_tg value to it for tuning purposes
+            if (xpt_ch[i] == 2)
+            {
+              if (opts->trunk_tune_private_calls == 1) t_tg[i] = 1;
+            }
+
+            //could cause erroneous tuning since we don't yet know what the unk value really is (never observed)
+            if (xpt_ch[i] == 1)
+            {
+              // if (opts->trunk_tune_data_calls == 1) t_tg[i] = 1; //disabled
+            }
+
           }
 
-          if (i == 2) fprintf (stderr, "\n ");
-
+          // if (i == 2) fprintf (stderr, "\n ");
 
           //add values to trunking tg/channel potentials
-          if (tg != 0) t_tg[i+(xpt_seq*6)] = tg;
+          if (tg != 0) t_tg[i+xpt_bank] = tg;
 
         }
 
+        //debug ncurses terminal display
+        // sprintf (state->dmr_lrrp_gps[0], "XPT SN %d LSN: %02d TG: %03d; LSN: %02d TG: %03d; LSN: %02d TG: %03d;", xpt_seq, xpt_bank+1, t_tg[0], xpt_bank+2, t_tg[1], xpt_bank+3, t_tg[2]);
+        // sprintf (state->dmr_lrrp_gps[1], "XPT SN %d LSN: %02d TG: %03d; LSN: %02d TG: %03d; LSN: %02d TG: %03d;", xpt_seq, xpt_bank+4, t_tg[3], xpt_bank+5, t_tg[4], xpt_bank+6, t_tg[5]);
+
         //add string for ncurses terminal display
-        sprintf (state->dmr_site_parms, "Free RPT - %d ", xpt_free+1);
+        sprintf (state->dmr_site_parms, "Free LCN - %d ", xpt_free);
 
         //assign to cc freq to follow during no sync
-        //current theory is that user should set channel 0 as the 'home repeater' frequency
-        //this can change if this is ever tested by anybody properly
-        if (state->trunk_chan_map[0] != 0)
+        long int ccfreq = 0; 
+
+        //if using rigctl we can set an unknown or updated cc frequency 
+        if (opts->use_rigctl == 1 ) 
         {
-          state->p25_cc_freq = state->trunk_chan_map[0];
-          //set to always tuned
-          opts->p25_is_tuned = 1;
+          ccfreq = GetCurrentFreq (opts->rigctl_sockfd);
+          if (ccfreq != 0)
+          {
+            state->p25_cc_freq = ccfreq;
+            opts->p25_is_tuned = 1;
+          } 
+        }
+
+        //if using rtl input, we can ask for the current frequency tuned
+        if (opts->audio_in_type == 3 )
+        {
+          ccfreq = (long int)opts->rtlsdr_center_freq;
+          if (ccfreq != 0)
+          {
+            state->p25_cc_freq = ccfreq;
+            opts->p25_is_tuned = 1;
+          } 
+
         }
 
         //Skip tuning calls if group calls are disabled
         if (opts->trunk_tune_group_calls == 0) goto SKIPXPT;
 
         //don't tune if vc on the current channel 
-        if ( (time(NULL) - state->last_vc_sync_time > 2) ) 
+        if ( (time(NULL) - state->last_vc_sync_time) > 2 ) //parenthesis error fixed
         {
           for (j = 0; j < 6; j++) //go through the channels stored looking for active ones to tune to
           {
@@ -1112,7 +1276,7 @@ void dmr_cspdu (dsd_opts * opts, dsd_state * state, uint8_t cs_pdu_bits[], uint8
             //and hope it doesn't clash with other normal TG values
             for (int i = 0; i < state->group_tally; i++)
             {
-              if (state->group_array[i].groupNumber == t_tg[j+(xpt_seq*6)])
+              if (state->group_array[i].groupNumber == t_tg[j+xpt_bank])
               {
                 fprintf (stderr, " [%s]", state->group_array[i].groupName);
                 strcpy (mode, state->group_array[i].groupMode);
@@ -1120,16 +1284,22 @@ void dmr_cspdu (dsd_opts * opts, dsd_state * state, uint8_t cs_pdu_bits[], uint8
             }
 
             //without priority, this will tune the first one it finds (if group isn't blocked)
-            if (t_tg[j+(xpt_seq*6)+1] != 0 && state->p25_cc_freq != 0 && opts->p25_trunk == 1 && (strcmp(mode, "B") != 0) && (strcmp(mode, "DE") != 0)) 
+            if (t_tg[j+xpt_bank] != 0 && state->p25_cc_freq != 0 && opts->p25_trunk == 1 && (strcmp(mode, "B") != 0) && (strcmp(mode, "DE") != 0)) 
             {
-              if (state->trunk_chan_map[j+(xpt_seq*6)+1] != 0) //if we have a valid frequency
+              //debug print for tuning verification
+              fprintf (stderr, "\n LSN/TG to tune to: %d - %d", j+xpt_bank+1, t_tg[j+xpt_bank]);
+
+              if (state->trunk_chan_map[j+xpt_bank+1] != 0) //if we have a valid frequency
               {
                 //RIGCTL
                 if (opts->use_rigctl == 1)
                 {
+                  //debug 
+                  fprintf (stderr, " - Freq: %ld", state->trunk_chan_map[j+xpt_bank+1]);
+
                   if (opts->setmod_bw != 0 ) SetModulation(opts->rigctl_sockfd, opts->setmod_bw); 
-                  SetFreq(opts->rigctl_sockfd, state->trunk_chan_map[j+(xpt_seq*6)+1]); 
-                  state->p25_vc_freq[0] = state->p25_vc_freq[1] = state->trunk_chan_map[j+(xpt_seq*6)+1];
+                  SetFreq(opts->rigctl_sockfd, state->trunk_chan_map[j+xpt_bank+1]); 
+                  state->p25_vc_freq[0] = state->p25_vc_freq[1] = state->trunk_chan_map[j+xpt_bank+1];
                   opts->p25_is_tuned = 1; //set to 1 to set as currently tuned so we don't keep tuning nonstop 
                   dmr_reset_blocks (opts, state); //reset all block gathering since we are tuning away
                   j = 11; //break loop
@@ -1138,8 +1308,11 @@ void dmr_cspdu (dsd_opts * opts, dsd_state * state, uint8_t cs_pdu_bits[], uint8
                 //rtl_udp
                 else if (opts->audio_in_type == 3)
                 {
-                  rtl_udp_tune (opts, state, state->trunk_chan_map[j+(xpt_seq*6)+1]);
-                  state->p25_vc_freq[0] = state->p25_vc_freq[1] = state->trunk_chan_map[j+(xpt_seq*6)+1];
+                  //debug 
+                  fprintf (stderr, " - Freq: %ld", state->trunk_chan_map[j+xpt_bank+1]);
+
+                  rtl_udp_tune (opts, state, state->trunk_chan_map[j+xpt_bank+1]);
+                  state->p25_vc_freq[0] = state->p25_vc_freq[1] = state->trunk_chan_map[j+xpt_bank+1];
                   opts->p25_is_tuned = 1;
                   dmr_reset_blocks (opts, state); //reset all block gathering since we are tuning away
                   j = 11; //break loop
@@ -1155,15 +1328,17 @@ void dmr_cspdu (dsd_opts * opts, dsd_state * state, uint8_t cs_pdu_bits[], uint8
 
         sprintf (state->dmr_branding_sub, "XPT ");
 
-        //Trunking Note: My understanding is that XPT calls always start on the 'home' repeater, and then expand
-        //outward to the free repeaters, so its probably easiest for a user to load the frequencies in a csv file
-        //and let FME scan through them as opposed to actively trunking, it will spend most of the time on the home repeater
-        //and if calls occur on the home repeater, it'll be too busy with those to go to the free repeater
-        //DSD-FME doesn't have any sort of TG priority, so its first come first served, just block or allow
+        //Notes: I had a few issues to fix in this CSBK, but it does appear that this is trunking on a few small systems now,
+        //albeit a very quiet systems that makes it difficult to know for certain if every aspect is working correctly
+
+        //Notes: I've set XPT to set a CC frequency to whichever frequency its tuned to currently and getting
+        //this particular CSBK, if the status portion does work correctly, then it shouldn't matter which frequency it is on
+        //as long as this CSBK comes in and we can tune to other repeater lcns if they have activity and the frequency mapping
+        //is correct in the csv file, assuming the current frequency doesn't have voice activity
 
       } //end 0x0A
 
-      //XPT Site Information - Adj Site Info??
+      //XPT Adjacent Site Information -- Have yet to find a consistent indication of 'current site' identification in any CSBK/FLC/SLC payload
       if (csbk_o == 0x0B)
       {
 
@@ -1171,58 +1346,35 @@ void dmr_cspdu (dsd_opts * opts, dsd_state * state, uint8_t cs_pdu_bits[], uint8
         fprintf (stderr, "\n"); 
         fprintf (stderr, "%s", KYEL);
 
-        fprintf (stderr, " Hytera XPT CSBK 0x0B ");
+        int i;
+        uint8_t xpt_site_id[4];
+        uint8_t xpt_site_rp[4];
+        uint8_t xpt_site_u1[4];
+        uint8_t xpt_site_u2[4];
 
-        //wraithe's theory -- seems pretty good to me
-        //still only a theory though until can be verified
-        //by having a system with precisely known variables
+        uint8_t xpt_sn = (uint8_t)ConvertBitIntoBytes(&cs_pdu_bits[0], 2); 
 
-        //new samples show this doesn't always quite work, there seems to be
-        //more than one data set transmitted in this CSBK
-        //one set works, the other doesn't fit the pattern
-
-        // Site ID [5 bits]
-        // Unknown_3 [3 bits]
-        // Free Repeater on site [4 bits]
-        // Unknown_4 [4 bits]
-
-        // 11:44:58 Sync: +DMR   slot1  [slot2] | Color Code=01 | CSBK
-        // Hytera XPT CSBK 0x0B 
-        // DMR PDU Payload [0B][68][10][20][18][10][20][10][28][20][EF][DA]
-
-        // repeat x3 (for total of 4 sites)
-
-        // int i;
-        // uint8_t xpt_site_id[4];
-        // uint8_t xpt_site_rp[4];
-        // uint8_t xpt_site_u1[4];
-        // uint8_t xpt_site_u2[4];
-
-        // for (i = 0; i < 4; i++)
-        // {
-        //   xpt_site_id[i] = (uint8_t)ConvertBitIntoBytes(&cs_pdu_bits[16+(i*16)], 5);
-        //   xpt_site_u1[i] = (uint8_t)ConvertBitIntoBytes(&cs_pdu_bits[21+(i*16)], 3);
-        //   xpt_site_rp[i] = (uint8_t)ConvertBitIntoBytes(&cs_pdu_bits[24+(i*16)], 4);
-        //   xpt_site_u2[i] = (uint8_t)ConvertBitIntoBytes(&cs_pdu_bits[28+(i*16)], 4);
-        // }
-
-        // fprintf (stderr, " Hytera XPT Site Id: %d - Free RPT: %d", xpt_site_id[0], xpt_site_rp[0]);
-        // // fprintf (stderr, " RS1: %d RS2: %d", xpt_site_u1[0], xpt_site_u2[1]); //debug
-
-        // fprintf (stderr, "\n");
-        // fprintf (stderr, " XPT Adj Site(s): ");
-        // for (i = 1; i < 4; i++)
-        // {
-        //   if (xpt_site_id[i] != 0) 
-        //   {
-        //     fprintf (stderr, "%d (%d) ", xpt_site_id[i], xpt_site_rp[i]);
-        //     // fprintf (stderr, "RS1: %d RS2: %d - ", xpt_site_u1[i], xpt_site_u2[i]); //debug
-        //   }
-        // }
+        for (i = 0; i < 4; i++)
+        {
+          xpt_site_id[i] = (uint8_t)ConvertBitIntoBytes(&cs_pdu_bits[16+(i*16)], 5);
+          xpt_site_u1[i] = (uint8_t)ConvertBitIntoBytes(&cs_pdu_bits[21+(i*16)], 3);
+          xpt_site_rp[i] = (uint8_t)ConvertBitIntoBytes(&cs_pdu_bits[24+(i*16)], 4);
+          xpt_site_u2[i] = (uint8_t)ConvertBitIntoBytes(&cs_pdu_bits[28+(i*16)], 4);
+        }
 
+        fprintf (stderr, " Hytera XPT CSBK 0x0B - SN: %d", xpt_sn);
+        fprintf (stderr, "\n");
+        fprintf (stderr, " XPT Adjacent ");
+        for (i = 0; i < 4; i++)
+        {
+          if (xpt_site_id[i] != 0) 
+          {
+            fprintf (stderr, "Site:%d Free:%d; ", xpt_site_id[i], xpt_site_rp[i]);
+            // fprintf (stderr, "RS1: %d RS2: %d - ", xpt_site_u1[i], xpt_site_u2[i]); //debug
+          }
+        }
         sprintf (state->dmr_branding_sub, "XPT ");
 
-
       } //end 0x0B
 
     } //end Hytera XPT section

src/dmr_flco.c

@@ -84,6 +84,14 @@ void dmr_flco (dsd_opts * opts, dsd_state * state, uint8_t lc_bits[], uint32_t C
     if (slot == 0) state->dmr_flco = flco;
     else state->dmr_flcoR = flco;
 
+    //FID 0x10 and FLCO 0x14, 0x15, 0x16 and 0x17 confirmed as Moto EMB Alias
+    //Can probably assume FID 0x10 FLCO 0x18 is Moto EMB GPS -- to be tested
+    if ( fid == 0x10 && (flco == 0x14 || flco == 0x15 || flco == 0x16 || flco == 0x17 || flco == 0x18) )
+    {
+      flco = flco - 0x10;
+      fid = 0;
+    }
+
     //Embedded Talker Alias Header Only (format and len storage)
     if ( (fid == 0 || fid == 0x68) && type == 3 && flco == 0x04) 
     {
@@ -113,8 +121,8 @@ void dmr_flco (dsd_opts * opts, dsd_state * state, uint8_t lc_bits[], uint32_t C
       source = (uint32_t)ConvertBitIntoBytes(&lc_bits[56], 16);
     }
 
-    //Unknown CapMax/Moto Things -- 0x14, 0x15, 0x16 are new ones on emb
-    if (fid == 0x10 && (flco == 0x08 || flco == 0x28 || flco == 0x14 || flco == 0x15 || flco == 0x16)) 
+    //Unknown CapMax/Moto Things
+    if (fid == 0x10 && (flco == 0x08 || flco == 0x28)) 
     {
       //NOTE: fid 0x10 and flco 0x08 (emb) produces a lot of 'zero' bytes
       //this has been observed to happen often on CapMax systems, so I believe it could be some CapMax 'thing'
@@ -164,7 +172,7 @@ void dmr_flco (dsd_opts * opts, dsd_state * state, uint8_t lc_bits[], uint32_t C
 
     //look for any Hytera XPT system, adjust TG to 16-bit allocation 
     //Groups use only 8 out of 16, but 16 always seems to be allocated
-    //private calls use 16-bit target values hased to 8-bit in the site status csbk
+    //private calls use 16-bit target values hashed to 8-bit in the site status csbk
     //the TLC preceeds the VLC for a 'handshake' call setup in XPT
 
     //truncate if XPT is set
@@ -178,11 +186,12 @@ void dmr_flco (dsd_opts * opts, dsd_state * state, uint8_t lc_bits[], uint32_t C
       tg_hash = crc8 (target_hash, 16); 
     } 
 
-    //XPT Call 'Grant' Setup Occurs in TLC (TermLC Handshake) with a flco 0x09 
+    //XPT Call 'Grant/Alert' Setup Occurs in TLC with a flco 0x09 
     if (fid == 0x68 && flco == 0x09)
     {
-      //The CSBK always uses an 8-bit TG; The White Papers (user manuals) say 8-bit TG and 16-bit SRC addressing
-      //It seems that private calls and indiv data calls use a hash of their 8 bit tgt values in the CSBK
+      //The CSBK always uses an 8-bit TG/TGT; The White Papers (user manuals) say 8-bit TG and 16-bit SRC addressing
+      //private calls and indiv data calls use a hash of their 8 bit tgt values in the CSBK
+      xpt_int = (uint8_t)ConvertBitIntoBytes(&lc_bits[16], 4); //This is consistent with an LCN value, not an LSN value
       xpt_free = (uint8_t)ConvertBitIntoBytes(&lc_bits[24], 4); //24 and 4 on 0x09
       xpt_hand = (uint8_t)ConvertBitIntoBytes(&lc_bits[28], 4); //handshake kind: 0 - ordinary; 1-2 Interrupts; 3-15 reserved; 
 
@@ -190,86 +199,69 @@ void dmr_flco (dsd_opts * opts, dsd_state * state, uint8_t lc_bits[], uint32_t C
       source = (uint32_t)ConvertBitIntoBytes(&lc_bits[56], 16); //16-bit allocation
 
       //the bits that are left behind
-      xpt_res_a = (uint8_t)ConvertBitIntoBytes(&lc_bits[16], 8); //Where the SVC bits would usually be
+      xpt_res_a = (uint8_t)ConvertBitIntoBytes(&lc_bits[20], 4); //after the xpt_int channel, before the free repeater channel -- call being established = 7; call connected = 0; ??
       xpt_res_b = (uint8_t)ConvertBitIntoBytes(&lc_bits[48], 8); //where the first 8 bits of the SRC would be
-      xpt_res_c = (uint8_t)ConvertBitIntoBytes(&lc_bits[72], 8); //some unknown 8 bit value after the SRC
-
-      //speculation: 16,4 may be the current repeater channel this call will occur on? or the channel to interrupt?, could also be 8 bits?
-      xpt_int = (uint8_t)ConvertBitIntoBytes(&lc_bits[16], 4);
 
       //the crc8 hash is the value represented in the CSBK when dealing with private calls
       for (int i = 0; i < 16; i++) target_hash[i] = lc_bits[32+i];
-      tg_hash = crc8 (target_hash, 16); //This is a different poly, but using as placeholder
+      tg_hash = crc8 (target_hash, 16); 
 
       fprintf (stderr, "%s \n", KGRN);
-      fprintf (stderr, " SLOT %d ", state->currentslot+1); 
-      fprintf(stderr, "TGT=%u SRC=%u ", target, source);
-
-      // Here are some of the RIDs with hash address seen in that sample:
-      //     930 = 88
-      //     9317 = 198
-      //     10002 = 187
-
-      if (opts->payload == 1) fprintf(stderr, "HASH=%d ", tg_hash);
-      // if (opts->payload == 1) fprintf(stderr, "HSK [%X] ", xpt_hand);
-
-      if (opts->payload == 1) fprintf(stderr, "CH=%X ", xpt_int+1); //repeater channel to 'interrupt' with this call?
-      if (opts->payload == 1) fprintf(stderr, "FLCO=0x%02X FID=0x%02X ", flco, fid);
-
-      // if (opts->payload == 1) fprintf(stderr, "RS [%02X][%02X][%02X] ", xpt_res_a, xpt_res_b, xpt_res_c);
+      fprintf (stderr, " SLOT %d ", state->currentslot+1);
+      if (opts->payload == 1) fprintf(stderr, "FLCO=0x%02X FID=0x%02X ", flco, fid); 
+      fprintf (stderr, "TGT=%u SRC=%u ", target, source);
       
       fprintf (stderr, "Hytera XPT ");
-      if (reserved == 1) fprintf (stderr, "Group "); //according to observation
-      else fprintf (stderr, "Private "); //according to observation
-      fprintf (stderr, "Call Protect ");
 
-      fprintf (stderr, "%s", KYEL);
-      fprintf (stderr, "F-Rpt %d", xpt_free+1);
+      //Group ID ranges from 1 to 240; emergency group call ID ranges from 250 to 254; all call ID is 255.
+      if (reserved == 1)
+      {
+        fprintf (stderr, "Group "); //according to observation
+        if (target > 248 && target < 255) fprintf (stderr, "Emergency ");
+        if (target == 255) fprintf (stderr, "All ");
+      } 
+      else fprintf (stderr, "Private "); //according to observation
+      fprintf (stderr, "Call Alert "); //Alert or Grant
+
+      //reorganized all the 'extra' data to a second line and added extra verbosity
+      if (opts->payload == 1) fprintf (stderr, "\n  ");
+      if (opts->payload == 1) fprintf (stderr, "%s", KYEL);
+      //only display the hashed tgt value if its a private call and not a group call
+      if (reserved == 0 && opts->payload == 1) fprintf(stderr, "TGT Hash=%d; ", tg_hash);
+      if (opts->payload == 1) fprintf(stderr, "HSK=%X; ", xpt_hand);
+      //extra verbosity on handshake types found in the patent
+      if (opts->payload == 1) 
+      {
+        fprintf (stderr, "Handshake - ");
+        if (xpt_hand == 0) fprintf (stderr, "Ordinary; ");
+        else if (xpt_hand == 1) fprintf (stderr, "Callback/Alarm Interrupt; ");
+        else if (xpt_hand == 2) fprintf (stderr, "Release Channel Interrupt; ");
+        else fprintf (stderr, "Reserved; ");
+      }
+
+      // if (opts->payload == 1)
+      // {
+      //   if (xpt_res_a == 0) fprintf (stderr, "Call Connected; ");
+      //   if (xpt_res_a == 1) fprintf (stderr, "Data Call Request; ");
+      //   if (xpt_res_a == 7) fprintf (stderr, "Voice Call Request; ");
+      //   if (xpt_res_a == 2) fprintf (stderr, "Unknown Status; ");
+      // }
+
+      //logical repeater channel, not the logical slot value in the CSBK
+      if (opts->payload == 1) fprintf(stderr, "Call on LCN %d; ", xpt_int); //LCN channel call or 'interrupt' will occur on
+      // if (opts->payload == 1) fprintf(stderr, "RS A[%01X]B[%02X]C[%02X]; ", xpt_res_a, xpt_res_b, xpt_res_c); //leftover bits
+      if (opts->payload == 1) fprintf (stderr, "Free LCN %d; ", xpt_free); //current free repeater LCN channel
       fprintf (stderr, "%s ", KNRM);
 
       //add string for ncurses terminal display
-      sprintf (state->dmr_site_parms, "Free RPT - %d ", xpt_free+1);
+      sprintf (state->dmr_site_parms, "Free LCN - %d ", xpt_free);
 
       is_xpt = 1;
       goto END_FLCO;
     }
 
-    //XPT 'Handshake' -- not observed as of yet on any samples
-    if ( fid == 0x68 && (flco == 0x2E || flco == 0x2F) ) 
-    {
-
-      //all below is according to the patent, but never observed on any samples I have
-      target = (uint32_t)ConvertBitIntoBytes(&lc_bits[24], 24); //24-bit values according to patent
-      source = (uint32_t)ConvertBitIntoBytes(&lc_bits[56], 24); //24-bit values according to patent
-
-      xpt_free = (uint8_t)ConvertBitIntoBytes(&lc_bits[16], 4); //16 and 4 on 2E and 2F
-      xpt_hand = (uint8_t)ConvertBitIntoBytes(&lc_bits[20], 4); //handshake kind: 0 - ordinary; 1-2 Interrupts; 3-15 reserved; 
-      xpt_int  = (uint8_t)ConvertBitIntoBytes(&lc_bits[24], 8); //Interrupt Designated Channel (No idea?)
-
-      fprintf (stderr, "%s \n", KGRN);
-      fprintf (stderr, " SLOT %d ", state->currentslot+1); 
-      fprintf(stderr, "TGT=%u SRC=%u ", target, source);
-
-      if (opts->payload == 1) fprintf(stderr, "HASH=%d ", tg_hash);
-      // if (opts->payload == 1) fprintf(stderr, "HSK=[%X] ", xpt_hand);
-
-      if (opts->payload == 1) fprintf(stderr, "FLCO=0x%02X FID=0x%02X ", flco, fid);
-      fprintf (stderr, "Hytera XPT ");
-      if (reserved == 1) fprintf (stderr, "Group "); 
-      else fprintf (stderr, "Private "); 
-
-      fprintf (stderr, "Call ");
-      if (flco == 0x2E) fprintf (stderr, "Request ");
-      if (flco == 0x2F) fprintf (stderr, "Response ");
-
-      fprintf (stderr, "%s ", KNRM);
-      is_xpt = 1;
-      goto END_FLCO;
-
-    }
-
-    //Hytera XPT "something" -- seen on Embedded
-    if (fid == 0x68 && flco == 0x13)
+    //Hytera XPT 'Others' -- moved the patent opcodes here as well for now
+    if ( fid == 0x68 && (flco == 0x13 || flco == 0x31 || flco == 0x2E || flco == 0x2F) )
     {
       if (type == 1) fprintf (stderr, "%s \n", KCYN);
       if (type == 2) fprintf (stderr, "%s \n", KCYN);
@@ -369,7 +361,7 @@ void dmr_flco (dsd_opts * opts, dsd_state * state, uint8_t lc_bits[], uint32_t C
     
     fprintf (stderr, " SLOT %d ", state->currentslot+1);
     fprintf(stderr, "TGT=%u SRC=%u ", target, source);
-    if (opts->payload == 1 && is_xpt == 1) fprintf(stderr, "HASH=%d ", tg_hash);
+    if (opts->payload == 1 && is_xpt == 1 && flco == 0x3) fprintf(stderr, "HASH=%d ", tg_hash);
     if (opts->payload == 1) fprintf(stderr, "FLCO=0x%02X FID=0x%02X SVC=0x%02X ", flco, fid, so);
 
     //0x04 and 0x05 on a TLC seem to indicate a Cap + Private Call Terminator (perhaps one for each MS)
@@ -395,7 +387,7 @@ void dmr_flco (dsd_opts * opts, dsd_state * state, uint8_t lc_bits[], uint32_t C
         fprintf (stderr, "Private ");
       } 
     }
-    else if (flco == 0x3) //UU_V_Ch_Usr -- still valid on hytera VLC
+    else if (flco == 0x3) //UU_V_Ch_Usr
     {
       sprintf (state->call_string[slot], " Private ");
       fprintf (stderr, "Private "); 
@@ -541,7 +533,7 @@ void dmr_flco (dsd_opts * opts, dsd_state * state, uint8_t lc_bits[], uint32_t C
   END_FLCO:
   if (unk == 1 || pf == 1)
   {
-    fprintf(stderr, " FLCO=0x%02X FID=0x%02X SVC=0x%02X ", flco, fid, so);
+    fprintf(stderr, " FLCO=0x%02X FID=0x%02X ", flco, fid);
     fprintf (stderr, "%s", KNRM);
   }
 
@@ -897,13 +889,13 @@ void dmr_slco (dsd_opts * opts, dsd_state * state, uint8_t slco_bits[])
   else if (slco == 0x08)
   {
     //The Priority Repeater and Priority Hash values stem from SDRTrunk, but I've never seen these values not be zeroes
-    // fprintf (stderr, " SLCO Hytera XPT - Free RPT %d - PRI RPT %d - PRI HASH: %02X", xpt_free, xpt_pri, xpt_hash);
+    fprintf (stderr, " SLCO Hytera XPT - Free LCN %d - PRI LCN %d - PRI HASH: %02X", xpt_free, xpt_pri, xpt_hash);
     //NOTE: on really busy systems, this free repeater assignment can lag due to the 4 TS requirment to get SLC
-    fprintf (stderr, " SLCO Hytera XPT - Free RPT %d ", xpt_free+1); 
+    // fprintf (stderr, " SLCO Hytera XPT - Free LCN %d ", xpt_free); 
     sprintf (state->dmr_branding_sub, "XPT ");
 
     //add string for ncurses terminal display
-    sprintf (state->dmr_site_parms, "Free RPT - %d ", xpt_free+1);
+    sprintf (state->dmr_site_parms, "Free LCN - %d ", xpt_free);
   }
     
   else fprintf (stderr, " SLCO Unknown - %d ", slco);
@@ -955,6 +947,10 @@ void dmr_embedded_alias_blocks (dsd_opts * opts, dsd_state * state, uint8_t lc_b
   uint8_t len =  state->dmr_alias_len[slot];
   uint8_t start; //starting position depends on context of block and format
 
+  //Cap Max Variation
+  uint8_t fid = (uint8_t)ConvertBitIntoBytes(&lc_bits[8], 8);
+  if (fid == 0x10) block = block - 0x10; //CapMax adds 0x10 to its FLCO (block num) in its Embedded Aliasing
+
   //there is some issue with the next three lines of code that prevent proper assignments, not sure what.
   //if (block > 4) start = 16;
   //else if (block == 4 && format > 0) start = 23; //8-bit and 16-bit chars

src/dmr_le.c

@@ -239,9 +239,9 @@ void dmr_sbrc (dsd_opts * opts, dsd_state * state, uint8_t power)
   //   if (irr_err == 0)
   //   {
   //     if (sbrc_hex == 0) ; //NULL
-  //     else if (sbrc_hex == 0x313) //sbrc_hex == 0x313 and 0x643 (cap+ things)
+  //     else if (strcmp (state->dmr_branding_sub, "Cap+ ") == 0)
   //     {
-  //       //Cap+ Site ID seems to fit here on samples I've seen with the alternate SB signalling
+  //       //Cap+ Site ID seems to fit here on samples I've seen with the alternate SB signalling, but no idea what signals that info and not the emb alg/key info
   //       fprintf (stderr, "%s ", KYEL);
   //       fprintf (stderr, "\n ");
   //       fprintf (stderr, " Capacity Plus Site %d", cap_site);

src/dsd_audio.c

@@ -545,6 +545,9 @@ openAudioInDevice (dsd_opts * opts)
   const char ch = '.';
   extension = strrchr(opts->audio_in_dev, ch); //return extension if this is a .wav or .bin file
 
+  //if no extension set, give default of .wav -- bugfix for github issue #105
+  // if (extension == NULL) extension = ".wav";
+
   // get info of device/file
 	if (strncmp(opts->audio_in_dev, "-", 1) == 0)
 	{
@@ -607,6 +610,25 @@ openAudioInDevice (dsd_opts * opts)
   {
     opts->audio_in_type = 5;
   }
+
+  //if no extension set, treat as named pipe or extensionless wav file -- bugfix for github issue #105
+  else if (extension == NULL)
+  {
+    opts->audio_in_type = 2;
+    opts->audio_in_file_info = calloc(1, sizeof(SF_INFO));
+    opts->audio_in_file_info->samplerate = opts->wav_sample_rate;
+    opts->audio_in_file_info->channels = 1;
+    opts->audio_in_file_info->seekable = 0;
+    opts->audio_in_file_info->format = SF_FORMAT_RAW | SF_FORMAT_PCM_16 | SF_ENDIAN_LITTLE;
+    opts->audio_in_file = sf_open(opts->audio_in_dev, SFM_READ, opts->audio_in_file_info);
+
+    if (opts->audio_in_file == NULL)
+    {
+      fprintf(stderr, "Error, couldn't open file/pipe with libsndfile: %s\n", sf_strerror(NULL));
+      exit(1);
+    }
+  }
+
   else if (strncmp(extension, ".bin", 3) == 0)
 	{
     struct stat stat_buf;

src/dsd_frame.c

@@ -486,10 +486,6 @@ processFrame (dsd_opts * opts, dsd_state * state)
       state->currentslot = 0;
       sprintf (state->fsubtype, " LDU1         ");
       state->numtdulc = 0;
-      if (state->payload_algid == 0x81)
-      {
-        fprintf (stderr, "\n");
-      }
 
       processLDU1 (opts, state);
     }
@@ -542,8 +538,8 @@ processFrame (dsd_opts * opts, dsd_state * state)
         if (opts->mbe_out_f != NULL) closeMbeOutFile (opts, state);
       }
       mbe_initMbeParms (state->cur_mp, state->prev_mp, state->prev_mp_enhanced);
-      state->lasttg = 0;
-      state->lastsrc = 0;
+      // state->lasttg = 0;
+      // state->lastsrc = 0;
       state->lastp25type = 0;
       state->err_str[0] = 0;
       sprintf (state->fsubtype, " TDULC        ");
@@ -604,10 +600,11 @@ processFrame (dsd_opts * opts, dsd_state * state)
     }
   else if (strcmp (duid, "30") == 0)
     {
+      state->dmrburstL = 29;
       if (opts->errorbars == 1)
       {
         printFrameInfo (opts, state);
-        fprintf (stderr," PDU\n"); //multi block/packet PDU
+        fprintf (stderr," MBF\n"); //multi block format PDU
       }
       if (opts->mbe_out_dir[0] != 0)
       {
@@ -619,79 +616,11 @@ processFrame (dsd_opts * opts, dsd_state * state)
         resumeScan (opts, state);
       }
       state->lastp25type = 4;
-      sprintf (state->fsubtype, " PDU          ");
+      sprintf (state->fsubtype, " MBF          ");
+
+      processMPDU(opts, state);
     }
 
-  // try to guess based on previous frame if unknown type
-  // disabling the guessing game on P1
-
-  // else if (state->lastp25type == 1)
-  //   {
-  //     if (opts->errorbars == 1)
-  //       {
-  //         printFrameInfo (opts, state);
-  //         fprintf (stderr,"(LDU2) ");
-  //       }
-  //     // if (opts->mbe_out_dir[0] != 0)
-  //     //   {
-  //     //     if (opts->mbe_out_f == NULL)
-  //     //       {
-  //     //         openMbeOutFile (opts, state);
-  //     //       }
-  //     //   }
-  //     //state->lastp25type = 0;
-  //     // Guess that the state is LDU2
-  //     state->lastp25type = 2;
-  //     sprintf (state->fsubtype, "(LDU2)        ");
-  //     state->numtdulc = 0;
-  //     processLDU2 (opts, state);
-  //   }
-  // else if (state->lastp25type == 2)
-  //   {
-  //     if (opts->errorbars == 1)
-  //       {
-  //         printFrameInfo (opts, state);
-  //         fprintf (stderr,"(LDU1) ");
-  //       }
-  //     if (opts->mbe_out_dir[0] != 0)
-  //       {
-  //         if (opts->mbe_out_f == NULL)
-  //           {
-  //             openMbeOutFile (opts, state);
-  //           }
-  //       }
-  //     //state->lastp25type = 0;
-  //     // Guess that the state is LDU1
-  //     state->lastp25type = 1;
-  //     sprintf (state->fsubtype, "(LDU1)        ");
-  //     state->numtdulc = 0;
-  //     processLDU1 (opts, state);
-  //   }
-  // else if (state->lastp25type == 3)
-  //   {
-  //     if (opts->errorbars == 1)
-  //       {
-  //         printFrameInfo (opts, state);
-  //         fprintf (stderr," (TSBK)\n");
-  //       }
-  //     //state->lastp25type = 0;
-  //     // Guess that the state is TSBK
-  //     state->lastp25type = 3;
-  //     sprintf (state->fsubtype, "(TSBK)        ");
-
-  //     // Now processing NID
-  //     skipDibit (opts, state, 328-25);
-  //   }
-  // else if (state->lastp25type == 4)
-  //   {
-  //     if (opts->errorbars == 1)
-  //       {
-  //         printFrameInfo (opts, state);
-  //         fprintf (stderr," (PDU)\n");
-  //       }
-  //     state->lastp25type = 0;
-  //   }
-
   else
   {
     state->lastp25type = 0;
@@ -699,8 +628,8 @@ processFrame (dsd_opts * opts, dsd_state * state)
     if (opts->errorbars == 1)
     {
       printFrameInfo (opts, state);
-      fprintf (stderr," duid:%s *Unknown DUID*\n", duid); //prints on dPMR frame 3
-      // fprintf (stderr, "\n"); //prints on dPMR frame 3
+      // fprintf (stderr," duid:%s *Unknown DUID*\n", duid);
+      fprintf (stderr," duid:%s \n", duid); //DUID ERR
     }
   }
 }

src/dsd_frame_sync.c

@@ -150,7 +150,7 @@ getFrameSync (dsd_opts * opts, dsd_state * state)
 
   //start control channel hunting if using trunking, time needs updating on each successful sync
   //will need to assign frequencies to a CC array for P25 since that isn't imported from CSV
-  if (state->dmr_rest_channel == -1 && opts->p25_is_tuned == 0 && opts->p25_trunk == 1 && ( (time(NULL) - state->last_cc_sync_time) > (opts->trunk_hangtime + 2) ) )
+  if (state->dmr_rest_channel == -1 && opts->p25_is_tuned == 0 && opts->p25_trunk == 1 && ( (time(NULL) - state->last_cc_sync_time) > (opts->trunk_hangtime + 0) ) ) //was 3, go to hangtime value
   {
 
     //test to switch back to 10/4 P1 QPSK for P25 FDMA CC
@@ -163,10 +163,23 @@ getFrameSync (dsd_opts * opts, dsd_state * state)
     //start going through the lcn/frequencies CC/signal hunting
     fprintf (stderr, "Control Channel Signal Lost. Searching for Control Channel.\n");
     //make sure our current roll value doesn't exceed value of frequencies imported
-    if (state->lcn_freq_roll > state->lcn_freq_count)
+    if (state->lcn_freq_roll >= state->lcn_freq_count) //fixed this to skip the extra wait out at the end of the list
     {
       state->lcn_freq_roll = 0; //reset to zero
     }
+    //roll an extra value up if the current is the same as what's already loaded -- faster hunting on Cap+, etc
+    if (state->lcn_freq_roll != 0)
+    {
+      if (state->trunk_lcn_freq[state->lcn_freq_roll-1] == state->trunk_lcn_freq[state->lcn_freq_roll])
+      {
+        state->lcn_freq_roll++;
+        //check roll again if greater than expected, then go back to zero
+        if (state->lcn_freq_roll >= state->lcn_freq_count) 
+        {
+          state->lcn_freq_roll = 0; //reset to zero
+        } 
+      }
+    }
     //check that we have a non zero value first, then tune next frequency
     if (state->trunk_lcn_freq[state->lcn_freq_roll] != 0) 
     {
@@ -182,7 +195,7 @@ getFrameSync (dsd_opts * opts, dsd_state * state)
         rtl_udp_tune (opts, state, state->trunk_lcn_freq[state->lcn_freq_roll]);
       }
       
-      fprintf (stderr, "Tuning to Control Channel Frequency: %.06lf MHz\n", 
+      fprintf (stderr, "Tuning to Frequency: %.06lf MHz\n", 
                 (double)state->trunk_lcn_freq[state->lcn_freq_roll]/1000000);
 
     }

src/dsd_main.c

@@ -52,7 +52,7 @@ char * FM_banner[9] = {
   " ██║  ██║ ╚═══██╗██║  ██║    ██╔══╝  ██║╚██╔╝██║██╔══╝  ",
   " ██████╔╝██████╔╝██████╔╝    ██║     ██║ ╚═╝ ██║███████╗",
   " ╚═════╝ ╚═════╝ ╚═════╝     ╚═╝     ╚═╝     ╚═╝╚══════╝",
-  " 'Lite' Edition v2.0.0-40-gc999c97   Windows 32-bit RC4 "
+  " 'Aero' Edition       v2.0.0-84-gacd2b0b Windows 32-bit "
 };
 
 int comp (const void *a, const void *b)
@@ -77,6 +77,67 @@ void
 noCarrier (dsd_opts * opts, dsd_state * state)
 {
 
+  // // experimental conventional frequency scanner mode
+  // if (opts->scanner_mode == 1)
+  // {
+
+  //   if (state->lcn_freq_roll > state->lcn_freq_count) //with >= we were cutting one short
+  //   {
+  //     state->lcn_freq_roll = 0; //reset to zero
+  //   }
+  //   //check that we have a non zero value first, then tune next frequency
+  //   if (state->trunk_lcn_freq[state->lcn_freq_roll] != 0) 
+  //   {
+  //     //rigctl
+  //     if (opts->use_rigctl == 1)
+  //     {
+  //       if (opts->setmod_bw != 0 )  SetModulation(opts->rigctl_sockfd, opts->setmod_bw);
+  //       SetFreq(opts->rigctl_sockfd, state->trunk_lcn_freq[state->lcn_freq_roll]);
+  //     }
+  //     //rtludp
+  //     if (opts->audio_in_type == 3)
+  //     {
+  //       rtl_udp_tune (opts, state, state->trunk_lcn_freq[state->lcn_freq_roll]);
+  //     }
+
+  //     if (state->lastsynctype != -1) fprintf (stderr, "Resume Scanning Mode\n");
+
+  //   }
+  //   state->lcn_freq_roll++;
+  // }
+  // //end experimental conventional frequency scanner mode
+
+  //experimental conventional frequency scanner mode
+  if (opts->scanner_mode == 1 && ( (time(NULL) - state->last_cc_sync_time) > opts->trunk_hangtime))
+  {
+
+    if (state->lcn_freq_roll >= state->lcn_freq_count)
+    {
+      state->lcn_freq_roll = 0; //reset to zero
+    }
+    //check that we have a non zero value first, then tune next frequency
+    if (state->trunk_lcn_freq[state->lcn_freq_roll] != 0) 
+    {
+      //rigctl
+      if (opts->use_rigctl == 1)
+      {
+        if (opts->setmod_bw != 0 )  SetModulation(opts->rigctl_sockfd, opts->setmod_bw);
+        SetFreq(opts->rigctl_sockfd, state->trunk_lcn_freq[state->lcn_freq_roll]);
+      }
+      //rtludp
+      if (opts->audio_in_type == 3)
+      {
+        rtl_udp_tune (opts, state, state->trunk_lcn_freq[state->lcn_freq_roll]);
+      }
+
+      if (state->lastsynctype != -1) fprintf (stderr, "Resume Scanning Mode\n");
+
+    }
+    state->lcn_freq_roll++;
+    state->last_cc_sync_time = time(NULL);
+  }
+  //end experimental conventional frequency scanner mode
+
   //tune back to last known CC when using trunking after x second hangtime 
   if (opts->p25_trunk == 1 && opts->p25_is_tuned == 1 && ( (time(NULL) - state->last_cc_sync_time) > opts->trunk_hangtime) ) 
   {
@@ -173,6 +234,12 @@ noCarrier (dsd_opts * opts, dsd_state * state)
     state->nxdn_location_sys_code = 0;
     sprintf (state->nxdn_location_category, "%s", " ");
 
+    //channel access information
+    state->nxdn_rcn = 0;
+    state->nxdn_base_freq = 0;
+    state->nxdn_step = 0;
+    state->nxdn_bw = 0;
+
     //dmr mfid branding and site parms
     sprintf(state->dmr_branding_sub, "%s", "");
     sprintf(state->dmr_branding, "%s", "");
@@ -501,7 +568,9 @@ initOpts (dsd_opts * opts)
 
   opts->p25_trunk = 0; //0 disabled, 1 is enabled
   opts->p25_is_tuned = 0; //set to 1 if currently on VC, set back to 0 on carrier drop
-  opts->trunk_hangtime = 1; //1 second hangtime by default before tuning back to CC
+  opts->trunk_hangtime = 1; //1 second hangtime by default before tuning back to CC, going sub 1 sec causes issues with cc slip
+
+  opts->scanner_mode = 0; //0 disabled, 1 is enabled
 
   //reverse mute 
   opts->reverse_mute = 0;
@@ -818,13 +887,21 @@ initState (dsd_state * state)
   memset (state->nxdn_sacch_frame_segment, 1, sizeof(state->nxdn_sacch_frame_segment));
   state->nxdn_alias_block_number = 0;
   memset (state->nxdn_alias_block_segment, 0, sizeof(state->nxdn_alias_block_segment));
+
   //site/srv/cch info
   state->nxdn_location_site_code = 0;
   state->nxdn_location_sys_code = 0;
   sprintf (state->nxdn_location_category, "%s", " ");
 
+  //channel access information
+  state->nxdn_rcn = 0;
+  state->nxdn_base_freq = 0;
+  state->nxdn_step = 0;
+  state->nxdn_bw = 0;
+
   //multi-key array
-  memset (state->rkey_array, 0, sizeof(state->rkey_array)); 
+  memset (state->rkey_array, 0, sizeof(state->rkey_array));
+  state->keyloader = 0; //keyloader off  
 
   //Remus DMR End Call Alert Beep
   state->dmr_end_alert[0] = 0;
@@ -884,13 +961,13 @@ usage ()
 {
 
   printf ("\n");
-  printf ("Usage: dsd-fme-lite [options]            Decoder/Trunking Mode\n");
-  printf ("  or:  dsd-fme-lite [options] -r <files> Read/Play saved mbe data from file(s)\n");
-  printf ("  or:  dsd-fme-lite -h                   Show help\n");
+  printf ("Usage: dsd-fme-aero [options]            Decoder/Trunking Mode\n");
+  printf ("  or:  dsd-fme-aero [options] -r <files> Read/Play saved mbe data from file(s)\n");
+  printf ("  or:  dsd-fme-aero -h                   Show help\n");
   printf ("\n");
   printf ("Display Options:\n");
   printf ("  -N            Use NCurses Terminal\n");
-  printf ("                 dsd-fme-lite -N 2> log.ans \n");
+  printf ("                 dsd-fme-aero -N 2> log.ans \n");
   printf ("  -Z            Log MBE/PDU Payloads to console\n");
   printf ("\n");
   printf ("Input/Output options:\n");
@@ -935,7 +1012,7 @@ usage ()
   printf ("  bw   <num>    RTL-SDR VFO Bandwidth kHz (default = 12)(6, 8, 12, 24)  \n");
   printf ("  sq   <num>    RTL-SDR Squelch Level (0 - Open, 25 - Little, 50 - Higher)\n");
   printf ("  udp  <num>    RTL-SDR UDP Remote Port (default = 6020)\n");
-  printf (" Example: dsd-fme-lite -fp -i rtl:0:851.375M:22:-2:12:0:6021\n");
+  printf (" Example: dsd-fme-aero -fp -i rtl:0:851.375M:22:-2:12:0:6021\n");
   printf ("\n");
   printf ("Decoder options:\n");
   printf ("  -fa           Legacy Auto Detection (old methods default)\n");
@@ -979,6 +1056,8 @@ usage ()
   printf ("                 Use this feature to allow MAC_SIGNAL even if CRC errors.\n");
   printf ("  -F            Relax DMR RAS/CRC CSBK/DATA Pass/Fail\n");
   printf ("                 Enabling on some systems could lead to bad voice/data decoding if bad or marginal signal\n");
+  printf ("  -F            Relax NXDN SACCH/FACCH/CAC/F2U CRC Pass/Fail\n");
+  printf ("                 Not recommended on NXDN, but can be bypassed if desired.\n");
   printf ("\n");
   printf ("  -K <dec>      Manually Enter Basic Privacy Key (Decimal Value of Key Number)\n");
   printf ("\n");
@@ -1002,6 +1081,9 @@ usage ()
   printf ("  -G <file>     Import Group List Allow/Block and Label from csv file.\n");
   printf ("                 (See group.csv for example)\n");
   printf ("  -T            Enable Trunking Features (NXDN/P25/EDACS/DMR) with RIGCTL/TCP or RTL Input\n");
+  printf ("  -Y            Enable Fast Scanning Mode with RIGCTL/TCP or RTL Input (Lower z) \n");
+  printf ("                 Experimental -- Can only scan for sync with enabled decoders, don't mix NXDN and DMR/P25!\n");
+  printf ("                 This is not a Trunking Feature, just scans through conventional frequencies fast!\n");
   printf ("  -W            Use Imported Group List as a Trunking Allow/White List -- Only Tune with Mode A\n");
   printf ("  -p            Disable Tune to Private Calls (DMR TIII and P25)\n");
   printf ("  -E            Disable Tune to Group Calls (DMR TIII, Con+, Cap+ and P25)\n");
@@ -1012,10 +1094,10 @@ usage ()
   printf ("  -B <Hertz>    Set RIGCTL Setmod Bandwidth in Hertz (0 - default - OFF)\n");
   printf ("                 P25 - 7000-12000; P25 (QPSK) - 12000; NXDN48 - 4000; DMR - 7000; EDACS/PV - 12500;\n");
   printf ("                 May vary based on system stregnth, etc.\n");
-  printf ("  -t <secs>     Set Trunking VC/sync loss hangtime in seconds. (default = 1 second)\n");
+  printf ("  -t <secs>     Set Trunking or Fast Scan VC/sync loss hangtime in seconds. (default = 1 second) (decimal values permitted) \n");
   printf ("\n");
-  printf (" Trunking Example TCP: dsd-fme-lite -fs -i tcp -U 4532 -T -C dmr_t3_chan.csv -G group.csv -N 2> log.ans\n");
-  printf (" Trunking Example RTL: dsd-fme-lite -fs -i rtl:0:450M:26:-2:8:0:6020 -T -C connect_plus_chan.csv -G group.csv -N 2> log.ans\n");
+  printf (" Trunking Example TCP: dsd-fme-aero -fs -i tcp -U 4532 -T -C dmr_t3_chan.csv -G group.csv -N 2> log.ans\n");
+  printf (" Trunking Example RTL: dsd-fme-aero -fs -i rtl:0:450M:26:-2:8:0:6020 -T -C connect_plus_chan.csv -G group.csv -N 2> log.ans\n");
   printf ("\n");
   exit (0);
 }
@@ -1212,7 +1294,7 @@ main (int argc, char **argv)
 
   exitflag = 0;
 
-  while ((c = getopt (argc, argv, "haepPqs:t:v:z:i:o:d:c:g:nw:B:C:R:f:m:u:x:A:S:M:G:D:L:VU:Y:K:H:X:NQ:WrlZTF01:2:345:6:7:89:Ek:")) != -1)
+  while ((c = getopt (argc, argv, "haepPqs:t:v:z:i:o:d:c:g:nw:B:C:R:f:m:u:x:A:S:M:G:D:L:VU:YK:H:X:NQ:WrlZTF01:2:345:6:7:89:Ek:")) != -1)
     {
       opterr = 0;
       switch (c)
@@ -1224,15 +1306,20 @@ main (int argc, char **argv)
           opts.call_alert = 1;
           break;
 
-        //Free'd up switches include Q,Y,z
+        //Free'd up switches include 
         //make sure to put a colon : after each if they need an argument
         //or remove colon if no argument required
 
+        case 'Y': //conventional scanner mode
+          opts.scanner_mode = 1; //enable scanner
+          opts.p25_trunk = 0; //turn off trunking mode if user enabled it
+          break;
 
         case 'k': //NXDN multi-key loader
           strncpy(opts.key_in_file, optarg, 1023);
           opts.key_in_file[1023] = '\0';
           csvKeyImport(&opts, &state);
+          state.keyloader = 1;
           break;
 
         case 'Q': //'DSP' Structured Output file for OKDMRlib
@@ -1315,6 +1402,7 @@ main (int argc, char **argv)
         case 'T': //new letter assignment for trunking, flow down to allow temp numbers
         case '3':
           opts.p25_trunk = 1;
+          opts.scanner_mode = 0; //turn off scanner mode if user enabled it
           break;
 
         case 'U': //New letter assignment for RIGCTL TCP port, flow down to allow temp numbers
@@ -1323,9 +1411,14 @@ main (int argc, char **argv)
           if (opts.rigctlportno != 0) opts.use_rigctl = 1; 
           break;
 
+        //NOTE: I changed trunk_hangtime to a float, BUT! time(NULL) returns in second whole numbers
+        //so using anything but whole numbers won't affect the outcome (rounded up?), in the future though,
+        //may change to a different return on sync times and this will matter!
+
         case 't': //New letter assignment for Trunk Hangtime, flow down to allow temp numbers
-        case '6': //hangtime in seconds, default is 1;
-          sscanf (optarg, "%d", &opts.trunk_hangtime);
+        case '6': //hangtime in seconds, default is 1; 
+          sscanf (optarg, "%f", &opts.trunk_hangtime); //updated for float/decimal values
+          fprintf (stderr, "Trunking or Fast Scanner Hang Time set to: %.02f sec\n", opts.trunk_hangtime);
           break;
         
         case 'q': //New letter assignment for Reverse Mute, flow down to allow temp numbers
@@ -1372,17 +1465,9 @@ main (int argc, char **argv)
 
         case 'R':
           sscanf (optarg, "%lld", &state.R);
-          if (state.R > 0x7FFF)
-          {
-           state.R = 0x7FFF;
-          }
-          // opts.dmr_mute_encL = 0;
-          // opts.dmr_mute_encR = 0;
-          if (state.R == 0)
-          {
-            // opts.dmr_mute_encL = 1;
-            // opts.dmr_mute_encR = 1;
-          }
+          if (state.R > 0x7FFF) state.R = 0x7FFF;
+          //disable keyloader in case user tries to use this and it at the same time
+          state.keyloader = 0;
           break;
 
         case 'H':
@@ -1465,6 +1550,7 @@ main (int argc, char **argv)
           //fprintf (stderr,"DMR Stereo Aggressive Resync Disabled!\n");
           fprintf (stderr, "Relax P25 Phase 2 MAC_SIGNAL CRC Checksum Pass/Fail\n");
           fprintf (stderr, "Relax DMR RAS/CRC CSBK/DATA Pass/Fail\n");
+          fprintf (stderr, "Relax NXDN SACCH/FACCH/CAC/F2U CRC Pass/Fail\n");
           fprintf (stderr, "%s", KNRM);
           break;
 
@@ -1489,7 +1575,7 @@ main (int argc, char **argv)
           // fprintf (stderr,"Writing mbe data temporarily disabled!\n");
           break;
 
-        case 'c': //now is symbol capture bin output like FME Lite
+        case 'c': 
           strncpy(opts.symbol_out_file, optarg, 1023);
           opts.symbol_out_file[1023] = '\0';
           fprintf (stderr,"Writing + Appending symbol capture to file %s\n", opts.symbol_out_file);
@@ -1612,7 +1698,7 @@ main (int argc, char **argv)
               opts.dmr_stereo = 0;
               opts.dmr_mono = 0;
               state.dmr_stereo = 0;
-              opts.setmod_bw = 12500;
+              // opts.setmod_bw = 12500;
               sprintf (opts.output_name, "EDACS/PV");
               fprintf (stderr,"Setting symbol rate to 9600 / second\n");
               fprintf (stderr,"Decoding only ProVoice frames.\n");
@@ -1639,7 +1725,9 @@ main (int argc, char **argv)
               opts.dmr_mono = 0;
               opts.pulse_digi_rate_out = 48000;
               opts.pulse_digi_out_channels = 1;
-              opts.setmod_bw = 12000;
+              // opts.setmod_bw = 12000;
+              opts.ssize = 36; //128 current default, fall back to old default on P1 only systems
+              opts.msize = 15; //1024 current default, fall back to old default on P1 only systems
               sprintf (opts.output_name, "P25P1");
               fprintf (stderr,"Decoding only P25 Phase 1 frames.\n");
             }
@@ -1720,7 +1808,7 @@ main (int argc, char **argv)
                   opts.dmr_stereo = 1;
                   state.dmr_stereo = 0;
                   opts.dmr_mono = 0;
-                  opts.setmod_bw = 12000;
+                  // opts.setmod_bw = 12000;
                   sprintf (opts.output_name, "P25P2");
                   fprintf (stderr,"Decoding P25-P2 frames C4FM or OP25 Symbol Captures!\n");
                   }
@@ -1743,7 +1831,7 @@ main (int argc, char **argv)
                 state.rf_mod = 0;
                 opts.dmr_stereo = 1;
                 opts.dmr_mono = 0;
-                opts.setmod_bw = 7000;
+                // opts.setmod_bw = 7000;
                 opts.pulse_digi_rate_out = 24000;
                 opts.pulse_digi_out_channels = 2;
                 sprintf (opts.output_name, "DMR Stereo");
@@ -1771,7 +1859,7 @@ main (int argc, char **argv)
                       state.rf_mod = 0;
                       opts.dmr_stereo = 1;
                       opts.dmr_mono = 0;
-                      opts.setmod_bw = 12000; //safe default on both DMR and P25
+                      // opts.setmod_bw = 12000; //safe default on both DMR and P25
                       opts.pulse_digi_rate_out = 24000;
                       opts.pulse_digi_out_channels = 2;
                       sprintf (opts.output_name, "XDMA");
@@ -1823,7 +1911,7 @@ main (int argc, char **argv)
               opts.dmr_mono = 1;
               opts.dmr_stereo = 0;
               state.dmr_stereo = 0; //0
-              opts.setmod_bw = 7000;
+              // opts.setmod_bw = 7000;
               sprintf (opts.output_name, "DMR Mono");
               fprintf(stderr, "Notice: DMR cannot autodetect polarity. \n Use -xr option if Inverted Signal expected.\n");
               fprintf (stderr,"Decoding only DMR Mono. \nUsing DMR Stereo '-fs' or XDMA '-ft' is highly encouraged.\n");
@@ -1889,7 +1977,7 @@ main (int argc, char **argv)
               opts.mod_qpsk = 1;
               opts.mod_gfsk = 0;
               state.rf_mod = 1;
-              opts.setmod_bw = 12000;
+              // opts.setmod_bw = 12000;
               fprintf (stderr,"Enabling only QPSK modulation optimizations.\n");
             }
           else if (optarg[0] == '2')
@@ -1900,7 +1988,7 @@ main (int argc, char **argv)
               state.rf_mod = 1;
               state.samplesPerSymbol = 8; 
               state.symbolCenter = 3; 
-              opts.setmod_bw = 12000;
+              // opts.setmod_bw = 12000;
               fprintf (stderr,"Enabling 6000 sps P25p2 CQPSK.\n");
             }
           //test
@@ -1912,7 +2000,7 @@ main (int argc, char **argv)
               state.rf_mod = 0;
               state.samplesPerSymbol = 10; 
               state.symbolCenter = 4; 
-              opts.setmod_bw = 12000;
+              // opts.setmod_bw = 12000;
               fprintf (stderr,"Enabling 6000 sps P25p2 C4FM.\n");
             }
           else if (optarg[0] == '4')
@@ -1923,7 +2011,7 @@ main (int argc, char **argv)
             state.rf_mod = 0;
             state.samplesPerSymbol = 8; 
             state.symbolCenter = 3; 
-            opts.setmod_bw = 12000;
+            // opts.setmod_bw = 12000;
             fprintf (stderr,"Enabling 6000 sps P25p2 all optimizations.\n");
           }
           break;

src/dsd_mbe.c

@@ -141,7 +141,7 @@ processMbeFrame (dsd_opts * opts, dsd_state * state, char imbe_fr[8][23], char a
   int x;
 
   //24-bit TG to 16-bit hash
-  uint16_t hash = 0;
+  uint32_t hash = 0;
   uint8_t hash_bits[24];
   memset (hash_bits, 0, sizeof(hash_bits));
 
@@ -304,7 +304,8 @@ processMbeFrame (dsd_opts * opts, dsd_state * state, char imbe_fr[8][23], char a
         if (state->M == 0)
         {
           //see if we need to hash a value larger than 16-bits
-          hash = state->lasttg & 0xFFFFFF; 
+          hash = state->lasttg & 0xFFFFFF;
+          // fprintf (stderr, "TG: %lld Hash: %ld ", state->lasttg, hash); 
           if (hash > 0xFFFF) //if greater than 16-bits
           {
             for (int i = 0; i < 24; i++)
@@ -313,12 +314,14 @@ processMbeFrame (dsd_opts * opts, dsd_state * state, char imbe_fr[8][23], char a
             }
             hash = ComputeCrcCCITT16d (hash_bits, 24);
             hash = hash & 0xFFFF; //make sure its no larger than 16-bits
+            // fprintf (stderr, "Hash: %d ", hash);
           }
           if (state->rkey_array[hash] != 0)
           {
             state->K = state->rkey_array[hash] & 0xFF; //doesn't exceed 255
-            state->K1 = state->rkey_array[hash] & 0xFFFFFFFFFF; //doesn't exceed 40-bit limit
+            state->K1 = state->H = state->rkey_array[hash] & 0xFFFFFFFFFF; //doesn't exceed 40-bit limit
             opts->dmr_mute_encL = 0;
+            // fprintf (stderr, "Key: %X ", state->rkey_array[hash]);
           }
           // else opts->dmr_mute_encL = 1; //may cause issues for manual key entry (non-csv)
         }
@@ -432,6 +435,7 @@ processMbeFrame (dsd_opts * opts, dsd_state * state, char imbe_fr[8][23], char a
         {
           //see if we need to hash a value larger than 16-bits
           hash = state->lasttgR & 0xFFFFFF; 
+          // fprintf (stderr, "TG: %lld Hash: %ld ", state->lasttgR, hash);
           if (hash > 0xFFFF) //if greater than 16-bits
           {
             for (int i = 0; i < 24; i++)
@@ -440,12 +444,14 @@ processMbeFrame (dsd_opts * opts, dsd_state * state, char imbe_fr[8][23], char a
             }
             hash = ComputeCrcCCITT16d (hash_bits, 24);
             hash = hash & 0xFFFF; //make sure its no larger than 16-bits
+            // fprintf (stderr, "Hash: %d ", hash);
           }
           if (state->rkey_array[hash] != 0)
           {
             state->K = state->rkey_array[hash] & 0xFF; //doesn't exceed 255
-            state->K1 = state->rkey_array[hash] & 0xFFFFFFFFFF; //doesn't exceed 40-bit limit
+            state->K1 = state->H = state->rkey_array[hash] & 0xFFFFFFFFFF; //doesn't exceed 40-bit limit
             opts->dmr_mute_encR = 0;
+            // fprintf (stderr, "Key: %X ", state->rkey_array[hash]);
           }
           // else opts->dmr_mute_encR = 1; //may cause issues for manual key entry (non-csv)
         }

src/dsd_ncurses.c

@@ -97,9 +97,9 @@ char * SyncTypes[44] = {
   "NXDN",
   "YSF", //30
   "YSF",
-  "DMR MS VOICE",
-  "DMR MS DATA",
-  "DMR RC DATA",
+  "DMR",
+  "DMR",
+  "DMR",
   "P25P2",
   "P25P2",
   "EDACS/PV", //37
@@ -378,12 +378,23 @@ void ncursesOpen (dsd_opts * opts, dsd_state * state)
   setlocale(LC_ALL, "");
   initscr(); //Initialize NCURSES screen window
   start_color();
+
+  #ifdef PRETTY_COLORS
   init_pair(1, COLOR_YELLOW, COLOR_BLACK);      //Yellow/Amber for frame sync/control channel, NV style
   init_pair(2, COLOR_RED, COLOR_BLACK);        //Red for Terminated Calls
   init_pair(3, COLOR_GREEN, COLOR_BLACK);     //Green for Active Calls
   init_pair(4, COLOR_CYAN, COLOR_BLACK);     //Cyan for Site Extra and Patches
   init_pair(5, COLOR_MAGENTA, COLOR_BLACK); //Magenta for no frame sync/signal
   init_pair(6, COLOR_WHITE, COLOR_BLACK);  //White Card Color Scheme
+  #else
+  init_pair(1, COLOR_WHITE, COLOR_BLACK);  //White Card Color Scheme
+  init_pair(2, COLOR_WHITE, COLOR_BLACK);  //White Card Color Scheme
+  init_pair(3, COLOR_WHITE, COLOR_BLACK);  //White Card Color Scheme
+  init_pair(4, COLOR_WHITE, COLOR_BLACK);  //White Card Color Scheme
+  init_pair(5, COLOR_WHITE, COLOR_BLACK);  //White Card Color Scheme
+  init_pair(6, COLOR_WHITE, COLOR_BLACK);  //White Card Color Scheme
+  #endif
+
   noecho();
   cbreak();
 
@@ -1685,6 +1696,7 @@ void ncursesMenu (dsd_opts * opts, dsd_state * state)
 void
 ncursesPrinter (dsd_opts * opts, dsd_state * state)
 {
+  uint8_t idas = 0;
   int level = 0;
   int c = 0;
 
@@ -2061,7 +2073,7 @@ ncursesPrinter (dsd_opts * opts, dsd_state * state)
   if (opts->ncurses_compact == 1)
   {
     printw ("------------------------------------------------------------------------------\n");
-    printw ("| Digital Speech Decoder: Florida Man Edition - Win32 %s \n", "v2.0.0-40-gc999c97 RC4");
+    printw ("| Digital Speech Decoder: Florida Man Edition - Aero %s \n", "v2.0.0-84-gacd2b0b Win32");
   }
   if (opts->ncurses_compact == 0)
   {
@@ -2072,8 +2084,8 @@ ncursesPrinter (dsd_opts * opts, dsd_state * state)
       if (i == 1) printw (" ESC to Menu");
       if (i == 2) printw (" 'q' to Quit ");
       if (i == 4) printw (" MBElib %s", versionstr);
-      if (i == 5) printw (" %s ", "Win32 RC4"); //printw (" %s \n", GIT_TAG);
-      if (i == 6) printw (" %s \n", "v2.0.0-40-gc999c97"); //printw (" %s \n", GIT_TAG);
+      if (i == 5) printw (" %s ", "Aero Win32"); //printw (" %s \n", GIT_TAG);
+      if (i == 6) printw (" %s \n", "v2.0.0-84-gacd2b0b"); //printw (" %s \n", GIT_TAG);
       else printw ("\n");
     }
     attroff(COLOR_PAIR(6)); //6
@@ -2179,6 +2191,20 @@ ncursesPrinter (dsd_opts * opts, dsd_state * state)
     printw ("| Reverse Mute - Muting Unencrypted Voice\n");
   }
   if (opts->aggressive_framesync == 0) printw ("| Selective CRC ERR Bypass Enabled (RAS) \n");
+  if (state->M == 1)
+  {
+    if (state->R != 0)  printw ("| Forcing Key Priority -- NXDN Sc Key: %05lld \n", state->R);
+    if (state->K != 0)  printw ("| Forcing Key Priority -- Moto BP Key: %03lld \n", state->K);
+    if (state->K1 != 0) printw ("| Forcing Key Priority -- tera BP Key: %016llX \n", state->K1);
+    if (state->K != 0 && state->K1 != 0) printw ("| Warning! Multiple DMR Key Types Loaded! \n"); //warning may not be required
+  }
+  if (opts->scanner_mode == 1)
+  {
+    printw ("| Fast Scan Mode Enabled ");
+    if (state->lcn_freq_roll != 0) 
+      printw (" - Frequency: [%.06lf] Mhz", (double)state->trunk_lcn_freq[state->lcn_freq_roll-1]/1000000);
+    printw (" Speed: %.02lf sec \n", opts->trunk_hangtime);  //not sure values less than 1 make a difference, may be system/environment dependent 
+  }
 
   printw ("------------------------------------------------------------------------------\n");
   attroff(COLOR_PAIR(4));
@@ -2241,45 +2267,53 @@ ncursesPrinter (dsd_opts * opts, dsd_state * state)
   //NXDN
   if (lls == 28 || lls == 29)
   {
-    
+    if (strcmp (state->nxdn_location_category, "Type-D") == 0) idas = 1;
+
     if (opts->p25_trunk == 1)
     {
 
       printw ("| ");
       if (opts->p25_is_tuned == 0)
       {
-        printw ("Monitoring Control Channel");
+        if (idas == 0) printw ("Monitoring RCCH Channel"); //Control Channel
+        if (idas == 1) printw ("Monitoring RTCH2 Channel"); //Idas RTCH2 Channel
         if (state->p25_cc_freq != 0)
         {
-          printw (" - CC Freq: [%.06lf] Mhz ", (double)state->p25_cc_freq/1000000);
+          printw (" - Frequency: [%.06lf] Mhz ", (double)state->p25_cc_freq/1000000);
         }
       } 
       else if (opts->p25_is_tuned == 1)
       {
-        printw ("Monitoring  Voice  Channel");
+        if (idas == 0) printw ("Monitoring RTCH Channel"); //Traffic Channel
+        if (idas == 1) printw ("Monitoring RTCH2 Channel"); //Idas RTCH2
         if (state->p25_vc_freq[0] != 0)
         {
-          printw (" - VC Freq: [%.06lf] Mhz ", (double)state->p25_vc_freq[0]/1000000);
+          printw (" - Frequency: [%.06lf] Mhz ", (double)state->p25_vc_freq[0]/1000000);
         }
-      } 
-      
-      printw ("\n");
+      }
 
+      printw ("\n");
     }
+      
+    
 
     printw ("| ");
-    printw ("NXDN - RAN: [%2d] ", rn);
+    if (idas == 0) printw ("NXDN - RAN: [%02d] ", rn);
+    if (idas == 1) printw ("IDAS - Area: [%02d] ", rn);
     if (state->nxdn_location_site_code != 0)
     {
-      printw ("Cat [%s] ", state->nxdn_location_category);
-      printw ("Sys Code [%d] ", state->nxdn_location_sys_code);
-      printw ("Site Code [%d] ", state->nxdn_location_site_code);
+      printw ("Cat: [%s] ", state->nxdn_location_category);
+      printw ("Sys Code: [%d] ", state->nxdn_location_sys_code);
+      printw ("Site Code: [%d] ", state->nxdn_location_site_code);
     }
 
+    //if system supports Direct Frequency Assignment
+    if (state->nxdn_rcn == 1) printw ("DFA ");
+
     printw ("\n");
     printw ("| ");
-    printw ("TGT: [%4d] ", tgn);
-    printw ("SRC: [%4d] ", src);
+    printw ("TGT: [%5d] ", tgn);
+    printw ("SRC: [%5d] ", src);
     if (state->nxdn_alias_block_segment[0][0] > 0) 
     {
       printw ("ALIAS: [");
@@ -2303,9 +2337,9 @@ ncursesPrinter (dsd_opts * opts, dsd_state * state)
     }
     if (state->nxdn_cipher_type == 0x1 && state->carrier == 1)
     {
-      attron(COLOR_PAIR(2));
+      if (state->R == 0) attron(COLOR_PAIR(2));
       printw ("Scrambler ");
-      attroff(COLOR_PAIR(2));
+      if (state->R == 0) attroff(COLOR_PAIR(2));
       attron(COLOR_PAIR(3));
       if (state->R != 0)
       {
@@ -2317,7 +2351,8 @@ ncursesPrinter (dsd_opts * opts, dsd_state * state)
     }
     if (state->nxdn_cipher_type == 0x2 && state->carrier == 1)
     {
-      printw ("IV: [%016llX]", state->payload_miN);
+      attron(COLOR_PAIR(1));
+      printw ("IV: [%016llX] ", state->payload_miN);
       attron(COLOR_PAIR(2));
       printw ("DES-OFB  ");
       attroff(COLOR_PAIR(2));
@@ -2325,7 +2360,8 @@ ncursesPrinter (dsd_opts * opts, dsd_state * state)
     }
     if (state->nxdn_cipher_type == 0x3 && state->carrier == 1)
     {
-      printw ("IV: [%016llX]", state->payload_miN);
+      attron(COLOR_PAIR(1));
+      printw ("IV: [%016llX] ", state->payload_miN);
       attron(COLOR_PAIR(2));
       printw ("AES-256 ");
       attroff(COLOR_PAIR(2));
@@ -2481,6 +2517,12 @@ ncursesPrinter (dsd_opts * opts, dsd_state * state)
       printw("DES-OFB");
       attron(COLOR_PAIR(3));
     }
+    if (state->payload_algid == 0x82)
+    {
+      attron(COLOR_PAIR(1));
+      printw("Double DES");
+      attron(COLOR_PAIR(3));
+    }
     if (state->payload_algid == 0x83 || state->payload_algid == 0x23)
     {
       attron(COLOR_PAIR(1));
@@ -2922,9 +2964,10 @@ ncursesPrinter (dsd_opts * opts, dsd_state * state)
         printw ("| %s ", SyncTypes[call_matrix[9-j][0]]);
         if (lls == 28 || lls == 29)
         {
-          printw ("RAN [%2lld] ", call_matrix[9-j][1]);
-          printw ("TG [%4lld] ", call_matrix[9-j][4]);
-          printw ("RID [%4lld] ", call_matrix[9-j][2]);
+          if (idas == 0) printw ("RAN [%02lld] ", call_matrix[9-j][1]);
+          if (idas == 1) printw ("Area [%02lld] ", call_matrix[9-j][1]);
+          printw ("TG [%5lld] ", call_matrix[9-j][4]);
+          printw ("RID [%5lld] ", call_matrix[9-j][2]);
         }
         //dPMR
         if (lls == 20 || lls == 21 || lls == 22 || lls == 23 ||lls == 24 || lls == 25 || lls == 26 || lls == 27)
@@ -2951,7 +2994,7 @@ ncursesPrinter (dsd_opts * opts, dsd_state * state)
         //DMR MS Types
         if (call_matrix[9-j][0] == 32 || call_matrix[9-j][0] == 33 || call_matrix[9-j][0] == 34 )
         {
-          //printw ("S[%d] ", call_matrix[9-j][3]);
+          printw ("S[%lld] ", call_matrix[9-j][3]);
           printw ("TGT [%8lld] ", call_matrix[9-j][1]);
           printw ("SRC [%8lld] ", call_matrix[9-j][2]);
           printw ("DCC [%02lld] ", call_matrix[9-j][4]);
@@ -3007,6 +3050,13 @@ ncursesPrinter (dsd_opts * opts, dsd_state * state)
     else opts->p25_trunk = 1;
   }
 
+  if (c == 121) //'y' key, toggle scanner mode
+ {
+  if (opts->scanner_mode == 1) opts->scanner_mode = 0;
+  else opts->scanner_mode = 1;
+  opts->p25_trunk = 0; //turn off trunking mode
+ }
+
   if (c == 97) //'a' key, toggle call alert beep
   {
     if (opts->call_alert == 1) opts->call_alert = 0;
@@ -3193,38 +3243,103 @@ ncursesPrinter (dsd_opts * opts, dsd_state * state)
     
   // }
   //
-
-  // //Lockout bug in EDACS prevents any group from tuning when using this, not sure why yet
-  // //WARNING! USE THESE WITH CAUTION! IF BREAKING ISSUES OBSERVED, THEN RESTART AND DON'T USE THEM!!
-  if (opts->frame_provoice != 1 && c == 49) //'1' key, lockout slot 1 or conventional tg from tuning/playback during session
+  
+  //test jumping back to CC on group lockout instead of random frequency to break framesync
+  if (state->lasttg != 0 && opts->frame_provoice != 1 && c == 49) //'1' key, lockout slot 1 or conventional tg from tuning/playback during session
   {
     state->group_array[state->group_tally].groupNumber = state->lasttg;
     sprintf (state->group_array[state->group_tally].groupMode, "%s", "B");
     sprintf (state->group_array[state->group_tally].groupName, "%s", "LOCKOUT");
     state->group_tally++;
 
-    //test tuning away to break sync, if not working so well, then disable
+    //if we have an opened group file, let's write a group lock out into it to make it permanent
+    if (opts->group_in_file[0] != 0) //file is available
+    {
+      FILE * pFile; //file pointer
+      //open file by name that is supplied in the ncurses terminal, or cli
+      pFile = fopen (opts->group_in_file, "a");
+      fprintf (pFile, "%d,B,LOCKOUT,%02X\n", state->lasttg, state->payload_algid);
+      fclose (pFile);
+    }
+
+    //extra safeguards due to sync issues with NXDN
+    memset (state->nxdn_sacch_frame_segment, 1, sizeof(state->nxdn_sacch_frame_segment));
+    memset (state->nxdn_sacch_frame_segcrc, 1, sizeof(state->nxdn_sacch_frame_segcrc));
+
+    //reset dmr blocks
+    dmr_reset_blocks (opts, state);
+
+    //zero out additional items
+    state->lasttg = 0;
+    state->lasttgR = 0;
+    state->lastsrc = 0;
+    state->lastsrcR = 0;
+    state->payload_algid = 0;
+    state->payload_algidR = 0;
+    state->payload_keyid = 0;
+    state->payload_keyidR = 0;
+    state->payload_mi = 0;
+    state->payload_miR = 0;
+    state->payload_miP = 0;
+    state->payload_miN = 0;
+    opts->p25_is_tuned = 0;
+    state->p25_vc_freq[0] = state->p25_vc_freq[1] = 0;
+
+    //tune back to the control channel
     //RIGCTL
-    if (opts->frame_provoice != 1 && opts->p25_is_tuned == 1 && opts->use_rigctl == 1) SetFreq(opts->rigctl_sockfd, 450000000);
+    if (opts->p25_trunk == 1 && opts->use_rigctl == 1) SetFreq(opts->rigctl_sockfd, state->p25_cc_freq);
 
     //rtl_udp
-    if (opts->frame_provoice != 1 && opts->p25_is_tuned == 1 && opts->audio_in_type == 3) rtl_udp_tune (opts, state, 450000000);
+    if (opts->p25_trunk == 1 && opts->audio_in_type == 3) rtl_udp_tune (opts, state, state->p25_cc_freq);
 
   }
 
-  if (opts->frame_provoice != 1 && c == 50) //'2' key, lockout slot 2 tdma tgR from tuning/playback during session
+  if (state->lasttgR != 0 && opts->frame_provoice != 1 && c == 50) //'2' key, lockout slot 2 tdma tgR from tuning/playback during session
   {
     state->group_array[state->group_tally].groupNumber = state->lasttgR;
     sprintf (state->group_array[state->group_tally].groupMode, "%s", "B");
     sprintf (state->group_array[state->group_tally].groupName, "%s", "LOCKOUT");
     state->group_tally++;
 
-    //test tuning away to break sync, if not working so well, then disable
+    //if we have an opened group file, let's write a group lock out into it to make it permanent
+    if (opts->group_in_file[0] != 0) //file is available
+    {
+      FILE * pFile; //file pointer
+      //open file by name that is supplied in the ncurses terminal, or cli
+      pFile = fopen (opts->group_in_file, "a");
+      fprintf (pFile, "%d,B,LOCKOUT,%02X\n", state->lasttgR, state->payload_algidR);
+      fclose (pFile);
+    }
+
+    //extra safeguards due to sync issues with NXDN
+    memset (state->nxdn_sacch_frame_segment, 1, sizeof(state->nxdn_sacch_frame_segment));
+    memset (state->nxdn_sacch_frame_segcrc, 1, sizeof(state->nxdn_sacch_frame_segcrc));
+
+    //reset dmr blocks
+    dmr_reset_blocks (opts, state);
+
+    //zero out additional items
+    state->lasttg = 0;
+    state->lasttgR = 0;
+    state->lastsrc = 0;
+    state->lastsrcR = 0;
+    state->payload_algid = 0;
+    state->payload_algidR = 0;
+    state->payload_keyid = 0;
+    state->payload_keyidR = 0;
+    state->payload_mi = 0;
+    state->payload_miR = 0;
+    state->payload_miP = 0;
+    state->payload_miN = 0;
+    opts->p25_is_tuned = 0;
+    state->p25_vc_freq[0] = state->p25_vc_freq[1] = 0;
+
+    //tune back to the control channel
     //RIGCTL
-    if (opts->p25_is_tuned == 1 && opts->use_rigctl == 1) SetFreq(opts->rigctl_sockfd, 450000000);
+    if (opts->p25_trunk == 1 && opts->use_rigctl == 1) SetFreq(opts->rigctl_sockfd, state->p25_cc_freq);
 
     //rtl_udp
-    if (opts->p25_is_tuned == 1 && opts->audio_in_type == 3) rtl_udp_tune (opts, state, 450000000);
+    if (opts->p25_trunk == 1 && opts->audio_in_type == 3) rtl_udp_tune (opts, state, state->p25_cc_freq);
 
   }
 
@@ -3279,6 +3394,19 @@ ncursesPrinter (dsd_opts * opts, dsd_state * state)
     opts->dmr_dmrla_is_set = 0;
     opts->dmr_dmrla_n = 0;
 
+    //reset NXDN info
+    state->nxdn_location_site_code = 0;
+    state->nxdn_location_sys_code = 0;
+    sprintf (state->nxdn_location_category, "%s", " ");
+
+    state->nxdn_last_ran = 0;
+    state->nxdn_ran = 0;
+
+    state->nxdn_rcn = 0;
+    state->nxdn_base_freq = 0;
+    state->nxdn_step = 0;
+    state->nxdn_bw = 0;
+
   }
 
   //Debug/Troubleshooting Option

src/nxdn_deperm.c

@@ -42,7 +42,8 @@ static const int PARITY[] = {
 //decoding functions here
 void nxdn_descramble(uint8_t dibits[], int len)
 {
-	for (int i=0; i<sizeof(scramble_t); i++) {
+	for (int i=0; i<len; i++)
+	{
 		if (scramble_t[i] >= len)
 			break;
 		dibits[scramble_t[i]] ^= 0x2;	// invert sign of scrambled dibits
@@ -51,13 +52,15 @@ void nxdn_descramble(uint8_t dibits[], int len)
 
 void nxdn_deperm_facch(dsd_opts * opts, dsd_state * state, uint8_t bits[144])
 {
-	uint8_t deperm[144];
-	uint8_t depunc[192];
-	uint8_t trellis_buf[96];
+	uint8_t deperm[200]; //144
+	uint8_t depunc[200]; //192
+	uint8_t trellis_buf[400]; //96
 	uint16_t crc = 0; //crc calculated by function
 	uint16_t check = 0; //crc from payload for comparison
 	int out;
-	char buf[128];
+
+	memset (deperm, 0, sizeof(deperm));
+	memset (depunc, 0, sizeof(depunc));
 
 	for (int i=0; i<144; i++) 
 		deperm[PERM_16_9[i]] = bits[i]; 
@@ -73,7 +76,7 @@ void nxdn_deperm_facch(dsd_opts * opts, dsd_state * state, uint8_t bits[144])
 	uint8_t temp[210];
 	uint8_t s0;
   uint8_t s1;
-	uint8_t m_data[13];
+	uint8_t m_data[20]; //13
 	memset (temp, 0, sizeof(temp));
 	memset (m_data, 0, sizeof(m_data));
 	memset (trellis_buf, 0, sizeof(trellis_buf));
@@ -118,8 +121,16 @@ void nxdn_deperm_facch(dsd_opts * opts, dsd_state * state, uint8_t bits[144])
 		check = check | trellis_buf[84+i]; //80
 	}
 
+	if (crc != check)
+	{
+		fprintf (stderr, " FACCH");
+		fprintf (stderr, "%s", KRED);
+		fprintf (stderr, " (CRC ERR)");
+		fprintf (stderr, "%s", KNRM);
+	}
+
 	if (crc == check) NXDN_Elements_Content_decode(opts, state, 1, trellis_buf); 
-	// else if (opts->payload == 1) NXDN_Elements_Content_decode(opts, state, 0, trellis_buf);
+	else if (opts->aggressive_framesync == 0) NXDN_Elements_Content_decode(opts, state, 0, trellis_buf);
 
 	if (opts->payload == 1)
 	{
@@ -129,18 +140,23 @@ void nxdn_deperm_facch(dsd_opts * opts, dsd_state * state, uint8_t bits[144])
 		{
 			fprintf (stderr, "[%02X]", m_data[i]); 
 		}
-		fprintf (stderr, " - %03X %03X", check, crc);
+		// fprintf (stderr, " - %03X %03X", check, crc);
 	}
 
 }
 
-//new sacch
+//sacch
 void nxdn_deperm_sacch(dsd_opts * opts, dsd_state * state, uint8_t bits[60])
 {
-	uint8_t deperm[60];
-	uint8_t depunc[72];
-	uint8_t trellis_buf[32];
-	uint8_t answer[26];
+	//see about initializing these variables
+	uint8_t deperm[200]; //60 
+	uint8_t depunc[200]; //72
+	uint8_t trellis_buf[400]; //32
+
+	memset (deperm, 0, sizeof(deperm));
+	memset (depunc, 0, sizeof(depunc));
+	memset (trellis_buf, 0, sizeof(trellis_buf));
+
 	int o = 0;
 	uint8_t crc = 0; //value computed by crc6 on payload
 	uint8_t check = 0; //value pulled from last 6 bits
@@ -169,7 +185,7 @@ void nxdn_deperm_sacch(dsd_opts * opts, dsd_state * state, uint8_t bits[60])
 	uint8_t temp[90];
 	uint8_t s0;
   uint8_t s1;
-	uint8_t m_data[5];
+	uint8_t m_data[10]; //5
 
 	memset (temp, 0, sizeof (temp));
 	memset (m_data, 0, sizeof (m_data));
@@ -186,7 +202,7 @@ void nxdn_deperm_sacch(dsd_opts * opts, dsd_state * state, uint8_t bits[60])
 	}
 
 	CNXDNConvolution_start();
-  for (int i = 0U; i < 40U; i++) 
+  for (int i = 0U; i < 36U; i++) //40
   {
     s0 = temp[(2*i)];
     s1 = temp[(2*i)+1];
@@ -195,7 +211,7 @@ void nxdn_deperm_sacch(dsd_opts * opts, dsd_state * state, uint8_t bits[60])
   }
 
 	//stored as 5 bytes, will need to convert to trellis_buf after running
-  CNXDNConvolution_chainback(m_data, 36U); 
+  CNXDNConvolution_chainback(m_data, 32U); //36
 
 	for(int i = 0; i < 4; i++)
   {
@@ -222,14 +238,29 @@ void nxdn_deperm_sacch(dsd_opts * opts, dsd_state * state, uint8_t bits[60])
 		if (state->nxdn_last_ran != -1) fprintf (stderr, " RAN %02d ", state->nxdn_last_ran);
 		else fprintf (stderr, "        ");
 
-		uint8_t nsf_sacch[26];
+		uint8_t nsf_sacch[400];
 		memset (nsf_sacch, 0, sizeof(nsf_sacch));
 		for (int i = 0; i < 26; i++)
 		{
 			nsf_sacch[i] = trellis_buf[i+8];
 		}
 
+		if (crc == check)
+		{
+			ran = (trellis_buf[2] << 5) | (trellis_buf[3] << 4) | (trellis_buf[4] << 3) | (trellis_buf[5] << 2) | (trellis_buf[6] << 1) | trellis_buf[7];
+			state->nxdn_last_ran = ran;
+		} 
+
 		if (crc == check) NXDN_Elements_Content_decode(opts, state, 1, nsf_sacch); 
+		else if (opts->aggressive_framesync == 0) NXDN_Elements_Content_decode(opts, state, 0, nsf_sacch);
+
+		if (crc != check)
+		{
+			fprintf (stderr, " SACCH NSF");
+			fprintf (stderr, "%s", KRED);
+			fprintf (stderr, " (CRC ERR)");
+			fprintf (stderr, "%s", KNRM);
+		}
 
 		if (opts->payload == 1)
 		{ 
@@ -238,8 +269,12 @@ void nxdn_deperm_sacch(dsd_opts * opts, dsd_state * state, uint8_t bits[60])
 			{
 				fprintf (stderr, "[%02X]", m_data[i]);
 			}
-			if (crc != check) fprintf (stderr, " CRC ERR - %02X %02X", check, crc); 
+			// if (crc != check) fprintf (stderr, " CRC ERR - %02X %02X", check, crc); 
 		}
+		
+		//reset the sacch field -- Github Issue #118
+		memset (state->nxdn_sacch_frame_segment, 1, sizeof(state->nxdn_sacch_frame_segment));
+		memset (state->nxdn_sacch_frame_segcrc, 1, sizeof(state->nxdn_sacch_frame_segcrc));
 
 	}
 	
@@ -249,7 +284,7 @@ void nxdn_deperm_sacch(dsd_opts * opts, dsd_state * state, uint8_t bits[60])
 		//sf and ran together are denoted as SR in the manual (more confusing acronyms)
 		//sf (structure field) and RAN will always exist in first 8 bits of each SACCH, then the next 18 bits are the fragment of the superframe
 		sf = (trellis_buf[0] << 1) | trellis_buf[1];
-		ran = (trellis_buf[2] << 5) | (trellis_buf[3] << 4) | (trellis_buf[4] << 3) | (trellis_buf[5] << 2) | (trellis_buf[6] << 1) | trellis_buf[7];
+
 		if      (sf == 3) part_of_frame = 0;
 		else if (sf == 2) part_of_frame = 1;
 		else if (sf == 1) part_of_frame = 2;
@@ -260,12 +295,21 @@ void nxdn_deperm_sacch(dsd_opts * opts, dsd_state * state, uint8_t bits[60])
 		if (state->nxdn_last_ran != -1) fprintf (stderr, " RAN %02d ", state->nxdn_last_ran);
 		else fprintf (stderr, "        ");
 		fprintf (stderr, "%s", KNRM);
+
+		if (crc != check)
+		{
+			fprintf (stderr, " SACCH SF%d", sf);
+			fprintf (stderr, "%s", KRED);
+			fprintf (stderr, " (CRC ERR)");
+			fprintf (stderr, "%s", KNRM);
+		}
 		
 		//reset scrambler seed to key value on new superframe
 		if (part_of_frame == 0 && state->nxdn_cipher_type == 0x1) state->payload_miN = 0;
 
 		if (crc == check)
 		{
+			ran = (trellis_buf[2] << 5) | (trellis_buf[3] << 4) | (trellis_buf[4] << 3) | (trellis_buf[5] << 2) | (trellis_buf[6] << 1) | trellis_buf[7];
 			state->nxdn_ran = state->nxdn_last_ran = ran;
 			state->nxdn_sf = sf;
 			state->nxdn_part_of_frame = part_of_frame;
@@ -296,22 +340,24 @@ void nxdn_deperm_sacch(dsd_opts * opts, dsd_state * state, uint8_t bits[60])
 			{
 				fprintf (stderr, "[%02X]", m_data[i]);
 			}
-			if (crc != check) fprintf (stderr, " CRC ERR - %02X %02X", crc, check);
+			// if (crc != check) fprintf (stderr, " CRC ERR - %02X %02X", crc, check);
 		}
 	}	
 	
 }
 
-void nxdn_deperm_facch2_udch(dsd_opts * opts, dsd_state * state, uint8_t bits[348])
+void nxdn_deperm_facch2_udch(dsd_opts * opts, dsd_state * state, uint8_t bits[348], uint8_t type)
 {
-
-	uint8_t deperm[348];
-	uint8_t depunc[406];
-	uint8_t trellis_buf[199];
+	uint8_t deperm[500]; //348
+	uint8_t depunc[500]; //406
+	uint8_t trellis_buf[400]; //199
 	int id = 0;
 	uint16_t crc = 0;
 	uint16_t check = 0;
 
+	memset (deperm, 0, sizeof(deperm));
+	memset (depunc, 0, sizeof(depunc));
+
 	for (int i=0; i<348; i++) {
 		deperm[PERM_12_29[i]] = bits[i];
 	}
@@ -333,10 +379,10 @@ void nxdn_deperm_facch2_udch(dsd_opts * opts, dsd_state * state, uint8_t bits[34
 	}
 	
 	//switch to the convolutional decoder
-	uint8_t temp[220];
+	uint8_t temp[500]; //220, this one was way too small
 	uint8_t s0;
   uint8_t s1;
-	uint8_t m_data[26];
+	uint8_t m_data[52]; //26
 	memset (trellis_buf, 0, sizeof(trellis_buf));
 	memset (temp, 0, sizeof (temp));
 	memset (m_data, 0, sizeof (m_data));
@@ -382,7 +428,17 @@ void nxdn_deperm_facch2_udch(dsd_opts * opts, dsd_state * state, uint8_t bits[34
 		check = check | trellis_buf[i+184];
 	}
 
-	uint8_t f2u_message_buffer[199];
+	if (crc != check)
+	{
+		fprintf (stderr, "%s", KYEL);
+		if (type == 0) fprintf (stderr, " UDCH");
+		if (type == 1) fprintf (stderr, " FACCH2");
+		fprintf (stderr, "%s", KRED);
+		fprintf (stderr, " (CRC ERR)");
+		fprintf (stderr, "%s", KNRM);
+	}
+
+	uint8_t f2u_message_buffer[400]; //199
 	memset (f2u_message_buffer, 0, sizeof(f2u_message_buffer));
 
 	//just going to leave this all here in case its needed, like in cac,
@@ -393,35 +449,57 @@ void nxdn_deperm_facch2_udch(dsd_opts * opts, dsd_state * state, uint8_t bits[34
 	}
 	
 	if (crc == check)
+	{ 
+		if (type == 1) NXDN_Elements_Content_decode(opts, state, 1, f2u_message_buffer);
+		if (type == 0) ; //need handling for user data (text messages and AVL)
+	} 
+	else if (opts->aggressive_framesync == 0)
 	{
-		fprintf (stderr, " F2/U   "); 
-		//NXDN_Elements_Content_decode(opts, state, 1, trellis_buf); 
-		NXDN_Elements_Content_decode(opts, state, 1, f2u_message_buffer); 
+		if (type == 1) NXDN_Elements_Content_decode(opts, state, 0, f2u_message_buffer);
+		if (type == 0) ; //need handling for user data (text messages and AVL)
 	} 
 
 	if (opts->payload == 1)
 	{
 		fprintf (stderr, "\n");
-		fprintf (stderr, " F2/U Payload\n  ");
+		if (type == 0) fprintf (stderr, " UDCH");
+		if (type == 1) fprintf (stderr, " FACCH2");
+		fprintf (stderr, " Payload\n  ");
 		for (int i = 0; i < 26; i++)
 		{
+			if (i == 13) fprintf (stderr, "\n  ");
 			fprintf (stderr, "[%02X]", m_data[i]); 
-			if (i == 12) fprintf (stderr, "\n  ");
 		}
-		if (crc != check) fprintf (stderr, " CRC ERR ");
+		// if (crc != check) fprintf (stderr, " CRC ERR ");
+
+		if (type == 0)
+		{
+			fprintf (stderr, "\n UDCH Data: ASCII - "  );
+			for (int i = 0; i < 24; i++) //remove crc portion
+			{
+				if (m_data[i] <= 0x7E && m_data[i] >=0x20)
+				{
+					fprintf (stderr, "%c", m_data[i]);
+				}
+				else fprintf (stderr, " ");
+			}
+		}
 	}  
 
 }
 
 void nxdn_deperm_cac(dsd_opts * opts, dsd_state * state, uint8_t bits[300])
 {
-
-	uint8_t deperm[300];
-	uint8_t depunc[350];
-	uint8_t trellis_buf[171];
+	uint8_t deperm[500]; //300
+	uint8_t depunc[500]; //350
+	uint8_t trellis_buf[400]; //171
 	int id = 0;
+	int ran = 0;
 	uint16_t crc = 0;
 
+	memset (deperm, 0, sizeof(deperm));
+	memset (depunc, 0, sizeof(depunc));
+
 	for (int i=0; i<300; i++) {
 		deperm[PERM_12_25[i]] = bits[i];
 	}
@@ -446,7 +524,7 @@ void nxdn_deperm_cac(dsd_opts * opts, dsd_state * state, uint8_t bits[300])
 	uint8_t temp[360];
 	uint8_t s0;
   uint8_t s1;
-	uint8_t m_data[26];
+	uint8_t m_data[52]; //26
 	memset (trellis_buf, 0, sizeof(trellis_buf));
 	memset (temp, 0, sizeof (temp));
 	memset (m_data, 0, sizeof (m_data));
@@ -481,7 +559,7 @@ void nxdn_deperm_cac(dsd_opts * opts, dsd_state * state, uint8_t bits[300])
 
 	crc = crc16cac(trellis_buf, 171); 
 
-	uint8_t cac_message_buffer[171];
+	uint8_t cac_message_buffer[400]; //171
 	memset (cac_message_buffer, 0, sizeof(cac_message_buffer));
 
 	//shift the cac_message into the appropriate byte arrangement for element_decoder -- skip SR field
@@ -490,12 +568,29 @@ void nxdn_deperm_cac(dsd_opts * opts, dsd_state * state, uint8_t bits[300])
 		cac_message_buffer[i] = trellis_buf[i+8];
 	}
 
+	if (state->nxdn_last_ran != -1) fprintf (stderr, " RAN %02d ", state->nxdn_last_ran);
+	else fprintf (stderr, "        ");
+
 	if (crc == 0)
 	{
-		fprintf (stderr, " CAC    ");
-		NXDN_Elements_Content_decode(opts, state, 1, cac_message_buffer);
+		ran = (trellis_buf[2] << 5) | (trellis_buf[3] << 4) | (trellis_buf[4] << 3) | (trellis_buf[5] << 2) | (trellis_buf[6] << 1) | trellis_buf[7];
+		state->nxdn_last_ran = ran;
 	} 
 
+	fprintf (stderr, "%s", KYEL);
+	fprintf (stderr, " CAC");
+	fprintf (stderr, "%s", KNRM);
+
+	if (crc != 0)
+	{
+		fprintf (stderr, "%s", KRED);
+		fprintf (stderr, " (CRC ERR)");
+		fprintf (stderr, "%s", KNRM);
+	}
+
+	if (crc == 0) NXDN_Elements_Content_decode(opts, state, 1, cac_message_buffer);
+	else if (opts->aggressive_framesync == 0) NXDN_Elements_Content_decode(opts, state, 0, cac_message_buffer);  
+
 	if (opts->payload == 1)
 	{
 		fprintf (stderr, "\n");
@@ -505,32 +600,320 @@ void nxdn_deperm_cac(dsd_opts * opts, dsd_state * state, uint8_t bits[300])
 			fprintf (stderr, "[%02X]", m_data[i]); 
 			if (i == 10) fprintf (stderr, "\n  ");
 		}
-		if (crc != 0) fprintf (stderr, " CRC ERR ");
+		// if (crc != 0) fprintf (stderr, " CRC ERR ");
 
 	} 
 
 }
 
+//Type-D "IDAS" 
+void nxdn_deperm_scch(dsd_opts * opts, dsd_state * state, uint8_t bits[60], uint8_t direction)
+{
+	fprintf (stderr, "%s", KYEL);
+	fprintf (stderr, " SCCH");
+
+	//see about initializing these variables
+	uint8_t deperm[200]; //60 
+	uint8_t depunc[200]; //72
+	uint8_t trellis_buf[400]; //32
+
+	memset (deperm, 0, sizeof(deperm));
+	memset (depunc, 0, sizeof(depunc));
+	memset (trellis_buf, 0, sizeof(trellis_buf));
+
+	int o = 0;
+	uint8_t crc = 0; //value computed by crc7 on payload
+	uint8_t check = 0; //value pulled from last 7 bits
+	int sf = 0;
+	int part_of_frame = 0;
+
+	for (int i=0; i<60; i++) 
+		deperm[PERM_12_5[i]] = bits[i];
+	for (int p=0; p<60; p+= 10) {
+		depunc[o++] = deperm[p+0];
+		depunc[o++] = deperm[p+1];
+		depunc[o++] = deperm[p+2];
+		depunc[o++] = deperm[p+3];
+		depunc[o++] = deperm[p+4];
+		depunc[o++] = 0;
+		depunc[o++] = deperm[p+5];
+		depunc[o++] = deperm[p+6];
+		depunc[o++] = deperm[p+7];
+		depunc[o++] = deperm[p+8];
+		depunc[o++] = deperm[p+9];
+		depunc[o++] = 0;
+	}
+
+	//switch to the convolutional decoder
+	uint8_t temp[90];
+	uint8_t s0;
+  uint8_t s1;
+	uint8_t m_data[10]; //5
+
+	memset (temp, 0, sizeof (temp));
+	memset (m_data, 0, sizeof (m_data));
+	memset (trellis_buf, 0, sizeof(trellis_buf));
+
+	for (int i = 0; i < 72; i++)
+	{
+		temp[i] = depunc[i] << 1; 
+	}
+
+	for (int i = 0; i < 8; i++)
+	{
+		temp[i+72] = 0; 
+	}
+
+	CNXDNConvolution_start();
+  for (int i = 0U; i < 36U; i++) 
+  {
+    s0 = temp[(2*i)];
+    s1 = temp[(2*i)+1];
+
+    CNXDNConvolution_decode(s0, s1);
+  }
+
+  CNXDNConvolution_chainback(m_data, 32U);
+
+	for(int i = 0; i < 4; i++)
+  {
+    trellis_buf[(i*8)+0] = (m_data[i] >> 7) & 1;
+    trellis_buf[(i*8)+1] = (m_data[i] >> 6) & 1;
+    trellis_buf[(i*8)+2] = (m_data[i] >> 5) & 1;
+    trellis_buf[(i*8)+3] = (m_data[i] >> 4) & 1;
+    trellis_buf[(i*8)+4] = (m_data[i] >> 3) & 1;
+    trellis_buf[(i*8)+5] = (m_data[i] >> 2) & 1;
+    trellis_buf[(i*8)+6] = (m_data[i] >> 1) & 1;
+    trellis_buf[(i*8)+7] = (m_data[i] >> 0) & 1;
+  }
+
+	crc = crc7_scch(trellis_buf, 25);
+	for (int i = 0; i < 7; i++)
+	{
+		check = check << 1;
+		check = check | trellis_buf[i+25];
+	}
+
+	//check the sf early for scrambler reset, if required
+	sf = (trellis_buf[0] << 1) | trellis_buf[1];
+	if      (sf == 3) part_of_frame = 0;
+	else if (sf == 2) part_of_frame = 1;
+	else if (sf == 1) part_of_frame = 2;
+	else if (sf == 0) part_of_frame = 3;
+	else part_of_frame = 0; 
+
+	//reset scrambler seed to key value on new superframe
+	if (part_of_frame == 0 && state->nxdn_cipher_type == 0x1) state->payload_miN = 0;
+
+	/*
+	4.3.2. Mapping to Functional Channel
+		When Subscriber Unit performs voice communication in RTCH2, SCCH is allocated as
+		described below.
+
+		SCCH has super Frame Structure with 4 frame unit during communication, and has non
+		super Frame Structure with single frame unit at the start time and end time of sending.
+		Allocation of the other channel is not specified particularly.
+	*/
+
+	//English Translation: Superframe when voice, Non Superframe when not voice
+
+	//What I've found is that by not using the superframe structure, and decoding each 'unit'
+	//individually instead, we can get more expedient decoding on elements without having to 
+	//sacrifice an entire superframe for one bad CRC, also each element cleanly divides into a 
+	//single 'unit' except for enc parms IV, which can be stored seperately if needed
+
+	//NOTE: scch has its own message format, and thus, doesn't go to content element decoding
+	//like everything else does
+	if (crc != check)
+	{
+		fprintf (stderr, "%s", KRED);
+		fprintf (stderr, " (CRC ERR)");
+		fprintf (stderr, "%s", KNRM);
+	}
+
+	if (crc == check) NXDN_decode_scch (opts, state, trellis_buf, direction);
+	else if (opts->aggressive_framesync == 0) NXDN_decode_scch (opts, state, trellis_buf, direction);
+
+	fprintf (stderr, "%s", KNRM);
+
+	if (opts->payload == 1)
+	{ 
+		fprintf (stderr, "\n SCCH Payload ");
+		for (int i = 0; i < 4; i++)
+		{
+			fprintf (stderr, "[%02X]", m_data[i]);
+		}
+		// if (crc != check) fprintf (stderr, " CRC ERR - %02X %02X", check, crc); 
+	}
+
+	fprintf (stderr, "%s", KNRM);
+	
+}
+
+void nxdn_deperm_facch3_udch2(dsd_opts * opts, dsd_state * state, uint8_t bits[288], uint8_t type)
+{
+	uint8_t deperm[300]; //144
+	uint8_t depunc[300]; //192
+	uint8_t trellis_buf[600]; //96
+	uint8_t f3_udch2[288]; //completed bitstream without crc and tailing bits attached
+	uint8_t f3_udch2_bytes[36]; //completed bytes - with crc and tail
+	uint16_t crc[2]; //crc calculated by function
+	uint16_t check[2]; //crc from payload for comparison
+	int out;
+
+	//switch to the convolutional decoder
+	uint8_t temp[500];
+	uint8_t s0;
+  uint8_t s1;
+	uint8_t m_data[40]; //13
+	memset (temp, 0, sizeof(temp));
+	memset (m_data, 0, sizeof(m_data));
+	memset (trellis_buf, 0, sizeof(trellis_buf));
+	memset (deperm, 0, sizeof(deperm));
+	memset (depunc, 0, sizeof(depunc));
+	memset (crc, 0, sizeof(crc));
+	memset (check, 0, sizeof(check));
+	memset (f3_udch2, 0, sizeof(f3_udch2));
+	memset (f3_udch2_bytes, 0, sizeof(f3_udch2_bytes));
+
+	for (int j=0; j<2; j++)
+	{
+		for (int i=0; i<144; i++) 
+			deperm[PERM_16_9[i]] = bits[i+(j*144)]; 
+		out = 0;
+		for (int i=0; i<144; i+=3) {
+			depunc[out++] = deperm[i+0];
+			depunc[out++] = 0; 
+			depunc[out++] = deperm[i+1];
+			depunc[out++] = deperm[i+2];
+		}
+
+		for (int i = 0; i < 192; i++)
+		{
+			temp[i] = depunc[i] << 1; 
+		}
+
+		for (int i = 0; i < 8; i++)
+		{
+			temp[i+192] = 0;
+		}
+
+		CNXDNConvolution_start();
+		for (int i = 0U; i < 100U; i++) 
+		{
+			s0 = temp[(2*i)];
+			s1 = temp[(2*i)+1];
+
+			CNXDNConvolution_decode(s0, s1);
+		}
+
+		CNXDNConvolution_chainback(m_data, 96U);
+
+		for(int i = 0; i < 12; i++)
+		{
+			trellis_buf[(i*8)+0] = (m_data[i] >> 7) & 1;
+			trellis_buf[(i*8)+1] = (m_data[i] >> 6) & 1;
+			trellis_buf[(i*8)+2] = (m_data[i] >> 5) & 1;
+			trellis_buf[(i*8)+3] = (m_data[i] >> 4) & 1;
+			trellis_buf[(i*8)+4] = (m_data[i] >> 3) & 1;
+			trellis_buf[(i*8)+5] = (m_data[i] >> 2) & 1;
+			trellis_buf[(i*8)+6] = (m_data[i] >> 1) & 1;
+			trellis_buf[(i*8)+7] = (m_data[i] >> 0) & 1;
+		}
+
+		crc[j] = crc12f (trellis_buf, 84); //84
+		for (int i = 0; i < 12; i++)
+		{
+			check[j] = check[j] << 1;
+			check[j] = check[j] | trellis_buf[84+i]; //84
+		
+		}
+		//transfer to storage sans crc and tail bits
+		for (int i = 0; i < 80; i++) f3_udch2[i+(j*80)] = trellis_buf[i];
+		for (int i = 0; i < 12; i++) f3_udch2_bytes[i+(j*12)] = m_data[i];
+	}
+
+	if (crc[0] != check[0] || crc[1] != check[1])
+	{
+		if (type == 0) fprintf (stderr, " UDCH2");
+		if (type == 1) fprintf (stderr, " FACCH3");
+		fprintf (stderr, "%s", KRED);
+		fprintf (stderr, " (CRC ERR)");
+		fprintf (stderr, "%s", KNRM);
+	}
+
+	if (crc[0] == check[0] && crc[1] == check[1])
+	{
+		if (type == 1) NXDN_Elements_Content_decode(opts, state, 1, trellis_buf);
+		if (type == 0) ; //need handling for user data (text messages and AVL)
+	}  
+	else if (opts->aggressive_framesync == 0) 
+	{
+		if (type == 1) NXDN_Elements_Content_decode(opts, state, 0, trellis_buf);
+		if (type == 0) ; //need handling for user data (text messages and AVL)
+	}
+
+	if (opts->payload == 1)
+	{
+		fprintf (stderr, "\n");
+		if (type == 0) fprintf (stderr, " UDCH2");
+		if (type == 1) fprintf (stderr, " FACCH3");
+		fprintf (stderr, " Payload \n  ");
+		for (int i = 0; i < 24; i++)
+		{
+			if (i == 12) fprintf (stderr, "\n  ");
+			fprintf (stderr, "[%02X]", f3_udch2_bytes[i]); 
+		}
+		// fprintf (stderr, " - %03X %03X", check[0], crc[0]);
+		// fprintf (stderr, " - %03X %03X", check[1], crc[1]);
+
+		if (type == 0)
+		{
+			fprintf (stderr, "\n UDCH2 Data: ASCII - "  );
+			for (int i = 0; i < 22; i++) //all but last crc portion
+			{
+				if (i == 12) i = 14;  //skip first crc portion
+				if (f3_udch2_bytes[i] <= 0x7E && f3_udch2_bytes[i] >=0x20)
+				{
+					fprintf (stderr, "%c", f3_udch2_bytes[i]);
+				}
+				else fprintf (stderr, " ");
+			}
+		}
+		
+	}
+
+}
+
 void nxdn_message_type (dsd_opts * opts, dsd_state * state, uint8_t MessageType)
 {
 
+	//NOTE: Most Req/Resp (request and respone) share same message type but differ depending on channel type
+	//RTCH Outbound will take precedent when differences may occur (except CALL_ASSGN)
 	fprintf (stderr, "%s", KYEL);
 	if      (MessageType == 0x10) fprintf(stderr, " IDLE");
-	else if (MessageType == 0x11) fprintf(stderr, " DISC"); //disconnect
+	else if (MessageType == 0x00) fprintf(stderr, " CALL_RESP");
 	else if (MessageType == 0x01) fprintf(stderr, " VCALL");
-	else if (MessageType == 0x03) fprintf(stderr, " VCALL IV");
-	
-	else if (MessageType == 0x07) fprintf(stderr, " TX_REL_EX");
-	else if (MessageType == 0x08) fprintf(stderr, " TX_REL");
-
+	else if (MessageType == 0x02) fprintf(stderr, " VCALL_REC_REQ");
+	else if (MessageType == 0x03) fprintf(stderr, " VCALL_IV");
 	else if (MessageType == 0x04) fprintf(stderr, " VCALL_ASSGN");
 	else if (MessageType == 0x05) fprintf(stderr, " VCALL_ASSGN_DUP");
+	else if (MessageType == 0x06) fprintf(stderr, " CALL_CONN_RESP");
+	else if (MessageType == 0x07) fprintf(stderr, " TX_REL_EX");
+	else if (MessageType == 0x08) fprintf(stderr, " TX_REL");
+	else if (MessageType == 0x09) fprintf(stderr, " DCALL_HEADER");
+	else if (MessageType == 0x0A) fprintf(stderr, " DCALL_REC_REQ");
+	else if (MessageType == 0x0B) fprintf(stderr, " DCALL_UDATA");
+	else if (MessageType == 0x0C) fprintf(stderr, " DCALL_ACK");
+	else if (MessageType == 0x0D) fprintf(stderr, " DCALL_ASSGN_DUP");
 	else if (MessageType == 0x0E) fprintf(stderr, " DCALL_ASSGN");
+	else if (MessageType == 0x11) fprintf(stderr, " DISC");
+	else if (MessageType == 0x17) fprintf(stderr, " DST_ID_INFO");
 	else if (MessageType == 0x18) fprintf(stderr, " SITE_INFO");
-	else if (MessageType == 0x19) fprintf(stderr, " SRV_INFO"); 
-	else if (MessageType == 0x1C) fprintf(stderr, " FAIL_STAT_INFO"); 
+	else if (MessageType == 0x19) fprintf(stderr, " SRV_INFO");
 	else if (MessageType == 0x1A) fprintf(stderr, " CCH_INFO");
 	else if (MessageType == 0x1B) fprintf(stderr, " ADJ_SITE_INFO");
+	else if (MessageType == 0x1C) fprintf(stderr, " FAIL_STAT_INFO");
 	else if (MessageType == 0x20) fprintf(stderr, " REG_RESP");
 	else if (MessageType == 0x22) fprintf(stderr, " REG_C_RESP");
 	else if (MessageType == 0x24) fprintf(stderr, " GRP_REG_RESP");
@@ -539,24 +922,22 @@ void nxdn_message_type (dsd_opts * opts, dsd_state * state, uint8_t MessageType)
 	else if (MessageType == 0x38) fprintf(stderr, " SDCALL_REQ_HEADER");
 	else if (MessageType == 0x39) fprintf(stderr, " SDCALL_REQ_USERDATA");
 	else if (MessageType == 0x3B) fprintf(stderr, " SDCALL_RESP");
-
 	else if (MessageType == 0x3F) fprintf(stderr, " ALIAS"); 
-	else if (MessageType == 0x0C) fprintf(stderr, " DCALL_ACK"); 
 	else fprintf(stderr, " Unknown M-%02X", MessageType);
 	fprintf (stderr, "%s", KNRM);
 
-	//zero out stale values so they won't persist after a transmit release
-	//disable if random messages wipe out the alias
-	if (MessageType == 0x08 || MessageType == 0x10) //idle, tx_rel
+	//Zero out stale values on DISC or TX_REL only (IDLE messaages occur often on NXDN96 VCH, and randomly on Type-C FACCH1 steals for some reason)
+	if (MessageType == 0x08 || MessageType == 0x11)
 	{
 		memset (state->nxdn_alias_block_segment, 0, sizeof(state->nxdn_alias_block_segment));
 		state->nxdn_last_rid = 0;
 		state->nxdn_last_tg = 0;
-		state->nxdn_cipher_type = 0;
+		if (state->M == 0) state->nxdn_cipher_type = 0;
 		memset (state->nxdn_sacch_frame_segcrc, 1, sizeof(state->nxdn_sacch_frame_segcrc));
 		memset (state->nxdn_sacch_frame_segment, 1, sizeof(state->nxdn_sacch_frame_segment));
 		sprintf (state->nxdn_call_type, "%s", "");
-	} 
+	}
+	 
 }
 
 //voice descrambler
@@ -668,4 +1049,23 @@ static uint16_t crc16cac(const uint8_t buf[], int len)
 	}
 	crc = crc ^ 0xffff;
 	return crc & 0xffff;
+}
+
+static uint8_t crc7_scch(uint8_t bits[], int len)
+{
+	uint8_t s[7];
+	uint8_t a;
+	for (int i=0;i<7;i++)
+		s[i] = 1;
+	for (int i=0;i<len;i++) {
+		a = bits[i] ^ s[0];
+		s[0] = s[1];
+		s[1] = s[2]; 
+		s[2] = s[3]; 
+		s[3] = a ^ s[4];
+		s[4] = s[5];
+		s[5] = s[6]; 
+		s[6] = a;
+	}
+	return load_i(s, 7);
 }

src/nxdn_frame.c

@@ -32,53 +32,73 @@ void nxdn_frame (dsd_opts * opts, dsd_state * state)
   // length is implicitly 192, with frame sync in first 10 dibits
 	uint8_t dbuf[182]; 
 	uint8_t lich;
-	int answer_len=0;
+	int answer_len = 0;
 	uint8_t answer[32];
 	uint8_t sacch_answer[32];
 	int lich_parity_received;
 	int lich_parity_computed;
-	int voice=0;
-	int facch=0;
-	int facch2=0;
-	int sacch=0;
-	int cac=0;
+	int voice = 0;
+	int facch = 0;
+	int facch2 = 0;
+	int udch = 0;
+	int sacch = 0;
+	int cac = 0;
 	int sr_structure;
 	int sr_ran;
 
-	uint8_t lich_dibits[8] = {0}; 
-	uint8_t sacch_bits[60] = {0};
-	uint8_t facch_bits_a[144] = {0};
-	uint8_t facch_bits_b[144] = {0};
-	uint8_t cac_bits[300] = {0};
-	uint8_t facch2_bits[348] = {0}; //facch2 or udch, same amount of bits
+	//new, and even more confusing NXDN Type-D / "IDAS" acronyms
+	int idas = 0;
+	int scch = 0;
+	int facch3 = 0;
+	int udch2 = 0;
 
-  //nxdn bit buffer, for easy assignment handling
-  int nxdn_bit_buffer[364] = {0}; 
-	int nxdn_dibit_buffer[182] = {0};
+	//new breakdown of lich codes
+	uint8_t lich_rf = 0; //RF Channel Type
+	uint8_t lich_fc = 0; //Functional Channel Type
+	uint8_t lich_op = 0; //Options
+	uint8_t direction; //inbound or outbound direction
 
+	uint8_t lich_dibits[8]; 
+	uint8_t sacch_bits[60];
+	uint8_t facch_bits_a[144];
+	uint8_t facch_bits_b[144];
+	uint8_t cac_bits[300];
+	uint8_t facch2_bits[348]; //facch2 or udch, same amount of bits
+	uint8_t facch3_bits[288]; //facch3 or udch2, same amoount of bits
+
+	//nxdn bit buffer, for easy assignment handling
+	int nxdn_bit_buffer[364]; 
+	int nxdn_dibit_buffer[182];
+
+	//init all arrays
 	memset (dbuf, 0, sizeof(dbuf));
+	memset (answer, 0, sizeof(answer));
+	memset (sacch_answer, 0, sizeof(sacch_answer));
+	memset (lich_dibits, 0, sizeof(lich_dibits));
+	memset (sacch_bits, 0, sizeof(sacch_bits));
+	memset (facch_bits_b, 0, sizeof(facch_bits_b));
+	memset (facch_bits_a, 0, sizeof(facch_bits_a));
+	memset (cac_bits, 0, sizeof(cac_bits));
+	memset (facch2_bits, 0, sizeof(facch2_bits));
+
+	memset (nxdn_bit_buffer, 0, sizeof(nxdn_bit_buffer));
+	memset (nxdn_dibit_buffer, 0, sizeof(nxdn_dibit_buffer));
 
 	//collect lich bits first, if they are good, then we can collect the rest of them
-  for (int i = 0; i < 8; i++) 
-  {
-		lich_dibits[i] = dbuf[i] = getDibit(opts, state);
-  }
+	for (int i = 0; i < 8; i++) lich_dibits[i] = dbuf[i] = getDibit(opts, state);
 
 	nxdn_descramble (lich_dibits, 8);
 	
 	lich = 0;
-	for (int i=0; i<8; i++)
-  {
-    lich |= (lich_dibits[i] >> 1) << (7-i);
-  }
+	for (int i=0; i<8; i++) lich |= (lich_dibits[i] >> 1) << (7-i);
 		
 	lich_parity_received = lich & 1;
 	lich_parity_computed = ((lich >> 7) + (lich >> 6) + (lich >> 5) + (lich >> 4)) & 1;
 	lich = lich >> 1;
 	if (lich_parity_received != lich_parity_computed)
-  {
-    //fprintf(stderr, "NXDN lich parity error, ignoring frame \n");
-		return;
+	{
+		state->lastsynctype = -1; //set to -1 so we don't jump back here too quickly 
+		goto END;
 	}
   
 	voice = 0;
@@ -92,6 +112,7 @@ void nxdn_frame (dsd_opts * opts, dsd_state * state)
 	if (lich % 2 == 0 && opts->p25_trunk == 1)
 	{
 		if (opts->payload == 1) fprintf(stderr, "  Simplex/Inbound NXDN lich on trunking system - type 0x%02X\n", lich);
+		state->lastsynctype = -1; //set to -1 so we don't jump back here too quickly 
 		goto END;
 	}
 
@@ -102,21 +123,20 @@ void nxdn_frame (dsd_opts * opts, dsd_state * state)
 		break;
 	case 0x28:  //facch2 types
 	case 0x29:
-	case 0x2e:
-	case 0x2f:
 	case 0x48:
 	case 0x49:
+		facch2 = 1;
+		break;
+	case 0x2e: //udch types
+	case 0x2f:
 	case 0x4e:
 	case 0x4f:
-	case 0x69:
-	case 0x6f:
-		facch2 = 1;
+		udch = 1;
 		break;
 	case 0x32:  //facch in 1, vch in 2
 	case 0x33:
 	case 0x52:
 	case 0x53:
-	case 0x73:
 		voice = 2;	
 		facch = 1;
 		sacch = 1;
@@ -124,8 +144,7 @@ void nxdn_frame (dsd_opts * opts, dsd_state * state)
 	case 0x34:  //vch in 1, facch in 2
 	case 0x35:
 	case 0x54:
-	case 0x55:
-	case 0x75:
+	case 0x55: //disabled for testing, IDAS system randomly triggers this one, probably due to poor signal
 		voice = 1;	
 		facch = 2;
 		sacch = 1;
@@ -134,7 +153,6 @@ void nxdn_frame (dsd_opts * opts, dsd_state * state)
 	case 0x37:
 	case 0x56: 
 	case 0x57: 
-	case 0x77:
 		voice = 3;	
 		facch = 0;
 		sacch = 1;
@@ -147,8 +165,6 @@ void nxdn_frame (dsd_opts * opts, dsd_state * state)
 	case 0x41:
 	case 0x50:
 	case 0x51:
-	case 0x61:
-	case 0x71:
 		voice = 0;
 		facch = 3;	
 		sacch = 1;
@@ -157,6 +173,59 @@ void nxdn_frame (dsd_opts * opts, dsd_state * state)
 	case 0x39:
 		sacch = 1;
 		break;
+
+	//NXDN "Type-D" or "IDAS" Specific Lich Codes
+	case 0x76: //normal vch voice (in one and two)
+	case 0x77: 
+		idas = 1;
+		scch = 1;
+		voice = 3;
+		break;
+	case 0x74: //vch in 1, facch1 in 2 (facch 2 steal)
+	case 0x75:
+		idas = 1;
+		scch = 1;
+		voice = 1;
+		facch = 2;
+		break;
+	case 0x72: //facch in 1, vch in 2 (facch 1 steal)
+	case 0x73:
+		idas = 1;
+		scch = 1;
+		voice = 2;
+		facch = 1;
+		break;
+	case 0x70: //facch steal in vch 1 and vch 2 (during voice only)
+	case 0x71:
+		idas = 1;
+		scch = 1;
+		facch = 3;
+		break;
+	case 0x6E: //udch2
+	case 0x6F:
+		idas = 1;
+		scch = 1;
+		udch2 = 1;
+		break;
+	case 0x68:
+	case 0x69: //facch3
+		idas = 1;
+		scch = 1;
+		facch3 = 1;
+		break;
+	case 0x62:
+	case 0x63: //facch1 in 1, null data and post field in 2
+		idas = 1;
+		scch = 1;
+		facch = 1;
+		break;
+	case 0x60:
+	case 0x61: //facch1 in both (non vch)
+		idas = 1;
+		scch = 1;
+		facch = 3;
+		break;
+
 	default:
     if (opts->payload == 1) fprintf(stderr, "  false sync or unsupported NXDN lich type 0x%02X\n", lich);
 		//reset the sacch field, we probably got a false sync and need to wipe or give a bad crc
@@ -169,16 +238,24 @@ void nxdn_frame (dsd_opts * opts, dsd_state * state)
 	} // end of switch(lich)
 
 	//printframesync after determining we have a good lich and it has something in it
-	if (voice || facch || sacch || facch2 || cac)
+	if (idas)
+	{
+		if (opts->frame_nxdn48 == 1)
+		{
+			printFrameSync (opts, state, "IDAS D ", 0, "-");
+		}
+		if (opts->payload == 1) 
+			fprintf (stderr, "L%02X - ", lich);
+	}
+	else if (voice || facch || sacch || facch2 || cac)
 	{
-		// if (state->synctype == 28) fprintf (stderr, " +");
-		// else fprintf (stderr, " -");
 		if (opts->frame_nxdn48 == 1)
 		{
 			printFrameSync (opts, state, "NXDN48 ", 0, "-");
 		}
 		else printFrameSync (opts, state, "NXDN96 ", 0, "-");
-		if (opts->payload == 1) fprintf (stderr, "L%02X -", lich);
+		if (opts->payload == 1)
+			fprintf (stderr, "L%02X - ", lich);
 	}
 
 	//now that we have a good LICH, we can collect all of our dibits
@@ -197,7 +274,7 @@ void nxdn_frame (dsd_opts * opts, dsd_state * state)
 		nxdn_bit_buffer[i*2+1] = dbuf[i] & 1;
 	}
 
-	//sacch
+	//sacch or scch bits
 	for (int i = 0; i < 60; i++)
 	{
 		sacch_bits[i] = nxdn_bit_buffer[i+16];
@@ -222,23 +299,71 @@ void nxdn_frame (dsd_opts * opts, dsd_state * state)
 		facch2_bits[i] = nxdn_bit_buffer[i+16];
 	}
 
+	//udch2 or facch3
+	for (int i = 0; i < 288; i++)
+	{
+		facch3_bits[i] = nxdn_bit_buffer[i+16+60];
+	}
+
 	//vch frames stay inside dbuf, easier to assign that to ambe_fr frames
 	//sacch needs extra handling depending on superframe or non-superframe variety
 
-	if (voice)
+	//Add advanced decoding of LICH (RF, FC, OPT, and Direction
+	lich_rf = (lich >> 5) & 0x3;
+	lich_fc = (lich >> 3) & 0x3;
+	lich_op = (lich >> 1) & 0x3;
+	if (lich % 2 == 0) direction = 0;
+	else direction = 1;
+
+	// RF Channel Type
+	if (lich_rf == 0) fprintf (stderr, "RCCH ");
+	else if (lich_rf == 1) fprintf (stderr, "RTCH ");
+	else if (lich_rf == 2) fprintf (stderr, "RDCH ");
+	else
+	{
+		if (lich < 0x60) fprintf (stderr, "RTCH_C ");
+		else fprintf (stderr, "RTCH2 ");
+	}
+
+	// Functional Channel Type -- things start to get really convoluted here
+	// These will echo when handled, either with the decoded message type, or relevant crc err
+	// if (lich_rf == 0) //CAC Type
+	// {
+	// 	//Technically, we should be checking direction as well, but the fc never has split meaning on CAC
+	// 	if (lich_fc == 0) fprintf (stderr, "CAC ");
+	// 	else if (lich_fc == 1) fprintf (stderr, "Long CAC ");
+	// 	else if (lich_fc == 3) fprintf (stderr, "Short CAC ");
+	// 	else fprintf (stderr, "Reserved ");
+	// }
+	// else //USC Type
+	// {
+	// 	if (lich_fc == 0) fprintf (stderr, "NSF SACCH ");
+	// 	else if (lich_fc == 1) fprintf (stderr, "UDCH ");
+	// 	else if (lich_fc == 2) fprintf (stderr, "SF SACCH ");
+	// 	else if (lich_fc == 3) fprintf (stderr, "SF SACCH/IDLE ");
+	// }
+
+	//Option/Steal Flags echoed in Voice, V+F, or Data 
+	if (voice && !facch) //voice only, no facch steal
 	{
 		fprintf (stderr, "%s", KGRN);
 		fprintf (stderr, " Voice ");
 		fprintf (stderr, "%s", KNRM);
 	}
-	else
+	else if (voice && facch) //voice with facch1 steal
+	{
+		fprintf (stderr, "%s", KGRN);
+		fprintf (stderr, " V%d+F%d ", 3 - facch, facch); //print which position on each
+		fprintf (stderr, "%s", KNRM);
+	}
+	else //Covers FACCH1 in both, FACCH2, UDCH, UDCH2, CAC
 	{
 		fprintf (stderr, "%s", KCYN);
 		fprintf (stderr, " Data  ");
 		fprintf (stderr, "%s", KNRM);
 
 		//roll the voice scrambler LFSR here if key available to advance seed (usually just needed on NXDN96)
-		if (state->nxdn_cipher_type == 0x1 && state->R != 0) //!voice, or voice == 0
+		if (state->nxdn_cipher_type == 0x1 && state->R != 0) 
 		{
 			char ambe_temp[49] = {0};
 			char ambe_d[49] = {0};
@@ -248,41 +373,88 @@ void nxdn_frame (dsd_opts * opts, dsd_state * state)
 			}
 		}
 
-	}  
+	}
+
+	if (voice && facch == 1) //facch steal 1 -- before voice
+	{
+		//force scrambler here, but with unspecified key (just use what's loaded)
+		if (state->M == 1 && state->R != 0) state->nxdn_cipher_type = 0x1; 
+		//roll the voice scrambler LFSR here if key available to advance seed -- half rotation on a facch steal
+		if (state->nxdn_cipher_type == 0x1 && state->R != 0)
+		{
+			char ambe_temp[49] = {0};
+			char ambe_d[49] = {0};
+			for (int i = 0; i < 2; i++)
+			{
+				LFSRN(ambe_temp, ambe_d, state);
+			}
+		}  
+	}
 
 	if (lich == 0x20 || lich == 0x21 || lich == 0x61 || lich == 0x40 || lich == 0x41) state->nxdn_sacch_non_superframe = TRUE;
 	else state->nxdn_sacch_non_superframe = FALSE;
 
-	if (sacch)nxdn_deperm_sacch(opts, state, sacch_bits);
-	if (cac) nxdn_deperm_cac(opts, state, cac_bits); 
-	if (facch2) nxdn_deperm_facch2_udch(opts, state, facch2_bits);
+	//TODO Later: Add Direction and/or LICH to all decoding functions
+	if (scch) nxdn_deperm_scch (opts, state, sacch_bits, direction);
+
+	if (udch2)  nxdn_deperm_facch3_udch2(opts, state, facch3_bits, 0);
+	if (facch3) nxdn_deperm_facch3_udch2(opts, state, facch3_bits, 1);
+
+	if (sacch)  nxdn_deperm_sacch(opts, state, sacch_bits);
+	if (cac)    nxdn_deperm_cac(opts, state, cac_bits);
+
+	//Seperated UDCH user data from facch2 data 
+	if (udch)   nxdn_deperm_facch2_udch(opts, state, facch2_bits, 0);
+	if (facch2) nxdn_deperm_facch2_udch(opts, state, facch2_bits, 1);
+
+	//SHOULD be okay to run facch1's again on steal frames, will need testing
 	if (facch & 1) nxdn_deperm_facch(opts, state, facch_bits_a);
 	if (facch & 2) nxdn_deperm_facch(opts, state, facch_bits_b);
+	
 	if (voice)
 	{
 		//restore MBE file open here
 		if ((opts->mbe_out_dir[0] != 0) && (opts->mbe_out_f == NULL)) openMbeOutFile (opts, state);
 		//update last voice sync time
 		state->last_vc_sync_time = time(NULL);
+		//turn on scrambler if forced by user option
+		if (state->M == 1 && state->R != 0) state->nxdn_cipher_type = 0x1;
 		//process voice frame
 		nxdn_voice (opts, state, voice, dbuf); 
 	}
+
 	//close MBE file if no voice and its open
 	if (!voice)
 	{
 		if (opts->mbe_out_f != NULL)
 		{
-			if (opts->frame_nxdn96 == 1) //nxdn96 has voice and data mixed together, so we will need to do a time check first
+			if (opts->frame_nxdn96 == 1) //nxdn96 has pure voice and data frames mixed together, so we will need to do a time check first
 			{
 				if ( (time(NULL) - state->last_vc_sync_time) > 1) //test for optimal time, 1 sec should be okay
 				{
 					closeMbeOutFile (opts, state);
 				} 
 			}
-			if (opts->frame_nxdn48 == 1) closeMbeOutFile (opts, state); //okay to close right away if nxdn48, no data/voice mixing
+			if (opts->frame_nxdn48 == 1) closeMbeOutFile (opts, state); //okay to close right away if nxdn48, no data/voice frames mixing
 		} 
-	} 
+	}
+
+	if (voice && facch == 2) //facch steal 2 -- after voice 1
+	{
+		//roll the voice scrambler LFSR here if key available to advance seed -- half rotation on a facch steal
+		if (state->nxdn_cipher_type == 0x1 && state->R != 0)
+		{
+			char ambe_temp[49] = {0};
+			char ambe_d[49] = {0};
+			for (int i = 0; i < 2; i++)
+			{
+				LFSRN(ambe_temp, ambe_d, state);
+			}
+		}  
+	}
+	
+	if (opts->payload == 1 && !voice) fprintf (stderr, "\n");
+	else if (opts->payload == 0) fprintf (stderr, "\n");
 
-	fprintf (stderr, "\n");
 	END: ; //do nothing
 }

src/p25_frequency.c

@@ -2,7 +2,7 @@
  * p25_frequency.c
  * P25 Channel to Frequency Calculator
  *
- * NXDN Channel to Frequency, Courtesy of IcomIcR20 and EricCottrell (base values)
+ * NXDN Channel to Frequency Calculator
  * 
  * LWVMOBILE
  * 2022-11 DSD-FME Florida Man Edition
@@ -59,16 +59,16 @@ long int process_channel_to_freq (dsd_opts * opts, dsd_state * state, int channe
 
 }
 
-//NXDN Channel to Frequency, Courtesy of IcomIcR20 on RR Forums
 long int nxdn_channel_to_frequency(dsd_opts * opts, dsd_state * state, uint16_t channel)
 {
 	long int freq;
 	long int base = 0;
+	long int step = 0;
 
-	//the base freq value is per EricCottrell in the Understanding NXDN Trunking Forum Thread
-	//will need to do some research or tests to confirm these values are accurate
+	//reworked to include Direct Frequency Assignment if available
 
-	//first, check channel map
+	//first, check channel map for imported value, DFA systems most likely won't need an import,
+	//unless it has 'system definable' attributes
 	if (state->trunk_chan_map[channel] != 0)
 	{
 		freq = state->trunk_chan_map[channel];
@@ -76,33 +76,41 @@ long int nxdn_channel_to_frequency(dsd_opts * opts, dsd_state * state, uint16_t
 		return (freq);
 	}
 
-	//if not found, attempt to find it via calculation 
-	else
+	//then, let's see if its DFA instead -- 6.5.36
+	else if (state->nxdn_rcn == 1)
 	{
-		if ((channel > 0) && (channel <= 400))
-		{
-			if (opts->frame_nxdn48 == 1) base = 450000000;
-			else base = 451000000;
+		//determine the base frequency in Hz
+		if (state->nxdn_base_freq == 1)				base = 100000000; //100 MHz
+		else if (state->nxdn_base_freq == 2) 	base = 330000000; //330 Mhz
+		else if (state->nxdn_base_freq == 3)	base = 400000000; //400 Mhz
+		else if (state->nxdn_base_freq == 4)	base = 750000000; //750 Mhz
+		else base = 0; //just set to zero, will be system definable most likely and won't be able to calc
 
-			freq = base + (channel - 1) * 12500;
-			fprintf (stderr, "\n  Frequency [%.6lf] MHz", (double)freq/1000000);
+		//determine the step value in Hz
+		if (state->nxdn_step = 2)				step = 1250; //1.25 kHz
+		else if (state->nxdn_step = 3)	step = 3125; //3.125 kHz
+		else step = 0; //just set to zero, will be system definable most likely and won't be able to calc
+
+		//if we have a valid base and step, then calc frequency
+		//6.5.45. Outbound/Inbound Frequency Number (OFN/IFN)
+		if (base && step)
+		{
+			freq = base + (channel * step);
+			fprintf (stderr, "\n  DFA Frequency [%.6lf] MHz", (double)freq/1000000);
 			return (freq);
 		}
-		else if ((channel >= 401) && (channel <= 800))
+		else 
 		{
-			if (opts->frame_nxdn48 == 1) base = 460000000;
-			else base = 461000000;
-
-			freq = base + (channel - 401) * 12500;
-			fprintf (stderr, "\n  Frequency [%.6lf] MHz", (double)freq/1000000);
-			return (freq);
-		}
-		else
-		{
-			fprintf(stderr, "\n  Non-standard frequency or channel not found in import file");
+			fprintf(stderr, "\n    Custom DFA Settings -- Unknown Freq;");
 			return (0);
 		}
+		
 	}
-	
+
+	else
+	{
+		fprintf(stderr, "\n    Channel not found in import file");
+		return (0);
+	} 
 
 }

src/p25_lcw.c

@@ -1,160 +1,340 @@
 #include "dsd.h"
 
-void
-processP25lcw (dsd_opts * opts, dsd_state * state, char *lcformat, char *mfid, char *lcinfo)
+//new p25_lcw function here -- TIA-102.AABF-D LCW Format Messages (if anybody wants to fill the rest out)
+void p25_lcw (dsd_opts * opts, dsd_state * state, uint8_t LCW_bits[], uint8_t irrecoverable_errors)
 {
+  uint8_t lc_format = (uint8_t)ConvertBitIntoBytes(&LCW_bits[0], 8);  //format
+  uint8_t lc_opcode = (uint8_t)ConvertBitIntoBytes(&LCW_bits[2], 8);  //opcode portion of format
+  uint8_t lc_mfid   = (uint8_t)ConvertBitIntoBytes(&LCW_bits[8], 8);  //mfid
+  uint8_t lc_svcopt = (uint8_t)ConvertBitIntoBytes(&LCW_bits[16], 8); //service options
+  uint8_t lc_pf = LCW_bits[0]; //protect flag
+  uint8_t lc_sf = LCW_bits[1]; //Implicit / Explicit MFID Format
 
-  char tgid[17], tmpstr[255];
-  long talkgroup, source;
-  int i, j;
+  if (lc_pf == 1) //check the protect flag -- if set, its an encrypted lcw
+  {
+    fprintf (stderr, "%s",KRED);
+    fprintf (stderr, " LCW Protected ");
+    fprintf (stderr, "%s",KNRM);
+  }
 
-  tgid[16] = 0;
+  if (lc_pf == 0) //not protected/encrypted lcw
+  {
 
-  if (opts->p25lc == 1)
-    {
-      fprintf (stderr, "lcformat: %s mfid: %s lcinfo: %s ", lcformat, mfid, lcinfo);
-      if (opts->p25tg == 0)
-        {
-          fprintf (stderr, "\n");
-        }
-    }
+    if (opts->payload == 1) fprintf (stderr, " LCW"); 
 
-  if (strcmp (lcformat, "00000100") == 0)
+    //check to see if we need to run these as MFID 0 or 1 only (standard)
+    if (lc_mfid == 0 || lc_mfid == 1) //lc_mfid == 0
     {
 
-      // first tg is the active channel
-      j = 0;
-      for (i = 40; i < 52; i++)
+      //check the service options on applicable formats
+      if (lc_format == 0x4A || lc_format == 0x46 || lc_format == 0x45 
+          || lc_format == 0x44 || lc_format == 0x03 || lc_format == 0x00)
+      {
+
+        if (lc_svcopt & 0x80) fprintf (stderr, " Emergency");
+        if (lc_svcopt & 0x40) fprintf (stderr, " Encrypted");
+
+        if (opts->payload == 1) //hide behind payload due to len
         {
-          if (state->tgcount < 24)
-            {
-              state->tg[state->tgcount][j] = lcinfo[i];
-            }
-          tmpstr[j] = lcinfo[i];
-          j++;
+          if (lc_svcopt & 0x20) fprintf (stderr, " Duplex");
+          if (lc_svcopt & 0x10) fprintf (stderr, " Packet");
+          else fprintf (stderr, " Circuit");
+          if (lc_svcopt & 0x8) fprintf (stderr, " R"); //reserved bit is on
+          fprintf (stderr, " Priority %d", lc_svcopt & 0x7); //call priority
         }
-      tmpstr[12] = 48;
-      tmpstr[13] = 48;
-      tmpstr[14] = 48;
-      tmpstr[15] = 48;
-      tmpstr[16] = 0;
-      talkgroup = strtol (tmpstr, NULL, 2);
-      state->lasttg = talkgroup;
-      if (state->tgcount < 24)
+      }
+
+      if (lc_format == 0x00)
+      {
+        fprintf (stderr, " Group Voice Channel User");
+        uint8_t res    = (uint8_t)ConvertBitIntoBytes(&LCW_bits[24], 7);
+        uint8_t explicit = LCW_bits[24]; //explicit source id required == 1, full SUID on seperate LCW
+        uint16_t group = (uint16_t)ConvertBitIntoBytes(&LCW_bits[32], 16);
+        uint32_t source = (uint32_t)ConvertBitIntoBytes(&LCW_bits[48], 24);
+        fprintf (stderr, " - Group %d Source %d", group, source);
+
+        //don't set this when zero, annoying blink occurs in ncurses
+        if (group != 0) state->lasttg = group;
+        if (source != 0) state->lastsrc = source;
+
+        sprintf (state->call_string[0], "   Group ");
+        if (lc_svcopt & 0x80) strcat (state->call_string[0], " Emergency  ");
+        else if (lc_svcopt & 0x40) strcat (state->call_string[0], " Encrypted  ");
+        else strcat (state->call_string[0], "            ");
+      }
+
+      else if (lc_format == 0x03)
+      {
+        fprintf (stderr, " Unit to Unit Voice Channel User");
+        uint32_t target = (uint32_t)ConvertBitIntoBytes(&LCW_bits[24], 24);
+        uint32_t source = (uint32_t)ConvertBitIntoBytes(&LCW_bits[48], 24);
+        fprintf (stderr, " - Target %d Source %d", target, source);
+
+        //don't set this when zero, annoying blink occurs in ncurses
+        if (target != 0) state->lasttg = target;
+        if (source != 0) state->lastsrc = source;
+
+        sprintf (state->call_string[0], " Private ");
+        if (lc_svcopt & 0x80) strcat (state->call_string[0], " Emergency  ");
+        else if (lc_svcopt & 0x40) strcat (state->call_string[0], " Encrypted  ");
+        else strcat (state->call_string[0], "            ");
+
+      }
+
+      //uses explicit bit?
+      else if (lc_format == 0x42) //is this group only, or group and private?
+      {
+        fprintf (stderr, " Group Voice Channel Update - ");
+        uint16_t channel1 = (uint16_t)ConvertBitIntoBytes(&LCW_bits[8], 16);
+        uint16_t group1   = (uint16_t)ConvertBitIntoBytes(&LCW_bits[24], 16);
+        uint16_t channel2 = (uint16_t)ConvertBitIntoBytes(&LCW_bits[40], 16);
+        uint16_t group2   = (uint16_t)ConvertBitIntoBytes(&LCW_bits[56], 16);
+
+        if (channel1 && group1)
         {
-          state->tgcount = state->tgcount + 1;
-        }
-      if (opts->p25tg == 1)
-        {
-          fprintf (stderr, "tg: %li ", talkgroup);
+          fprintf (stderr, "Ch: %04X TG: %d; ", channel1, group1);
+          sprintf (state->dmr_lrrp_gps[0], "Active Ch: %04X TG: %d;", channel1, group1);
         }
 
-      if (opts->p25tg == 1)
+        if (channel2 && group2 && group1 != group2)
         {
-          fprintf (stderr, "tg: %li ", talkgroup);
-
-          // the remaining 3 appear to be other active tg's on the system
-          j = 0;
-          for (i = 28; i < 40; i++)
-            {
-              tmpstr[j] = lcinfo[i];
-              j++;
-            }
-          tmpstr[12] = 48;
-          tmpstr[13] = 48;
-          tmpstr[14] = 48;
-          tmpstr[15] = 48;
-          tmpstr[16] = 0;
-          talkgroup = strtol (tmpstr, NULL, 2);
-          fprintf (stderr, "%li ", talkgroup);
-          j = 0;
-          for (i = 16; i < 28; i++)
-            {
-              tmpstr[j] = lcinfo[i];
-              j++;
-            }
-          tmpstr[12] = 48;
-          tmpstr[13] = 48;
-          tmpstr[14] = 48;
-          tmpstr[15] = 48;
-          tmpstr[16] = 0;
-          talkgroup = strtol (tmpstr, NULL, 2);
-          fprintf (stderr, "%li ", talkgroup);
-          j = 0;
-          for (i = 4; i < 16; i++)
-            {
-              tmpstr[j] = lcinfo[i];
-              j++;
-            }
-          tmpstr[12] = 48;
-          tmpstr[13] = 48;
-          tmpstr[14] = 48;
-          tmpstr[15] = 48;
-          tmpstr[16] = 0;
-          talkgroup = strtol (tmpstr, NULL, 2);
-          fprintf (stderr, "%li\n", talkgroup);
+          fprintf (stderr, "Ch: %04X TG: %d; ", channel2, group2);
+          sprintf (state->dmr_lrrp_gps[1], "Active Ch: %04X TG: %d;", channel2, group2);
         }
+
+      }
+
+      else if (lc_format == 0x44)
+      {
+        fprintf (stderr, " Group Voice Channel Update – Explicit");
+        uint16_t group1   = (uint16_t)ConvertBitIntoBytes(&LCW_bits[24], 16);
+        uint16_t channelt = (uint16_t)ConvertBitIntoBytes(&LCW_bits[40], 16);
+        uint16_t channelr = (uint16_t)ConvertBitIntoBytes(&LCW_bits[56], 16);
+        fprintf (stderr, "Ch: %04X TG: %d; ", channelt, group1);
+      }
+
+      else if (lc_format == 0x45)
+      {
+        fprintf (stderr, " Unit to Unit Answer Request");
+      }
+
+      else if (lc_format == 0x46)
+      {
+        fprintf (stderr, " Telephone Interconnect Voice Channel User");
+      }
+
+      else if (lc_format == 0x47)
+      {
+        fprintf (stderr, " Telephone Interconnect Answer Request");
+      }
+
+      else if (lc_format == 0x49)
+      {
+        fprintf (stderr, " Souce ID Extension");
+      }
+
+      else if (lc_format == 0x4A) 
+      {
+        fprintf (stderr, " Unit to Unit Voice Channel User – Extended");
+        uint32_t target = (uint32_t)ConvertBitIntoBytes(&LCW_bits[16], 24);
+        uint32_t suid   = (uint32_t)ConvertBitIntoBytes(&LCW_bits[40], 24);
+        fprintf (stderr, "TGT: %04X SUID: %d; ", target, suid);
+      }
+
+      else if (lc_format == 0x50)
+      {
+        fprintf (stderr, " Group Affiliation Query");
+      }
+
+      else if (lc_format == 0x51)
+      {
+        fprintf (stderr, " Unit Registration Command");
+      }
+
+      else if (lc_format == 0x52) //wonder if anybody uses this if its deleted/obsolete
+      {
+        fprintf (stderr, " Unit Authentication Command - OBSOLETE");
+      }
+
+      else if (lc_format == 0x53) 
+      {
+        fprintf (stderr, " Status Query");
+      }
+
+      else if (lc_format == 0x54) 
+      {
+        fprintf (stderr, " Status Update");
+      }
+
+      else if (lc_format == 0x55) 
+      {
+        fprintf (stderr, " Status Update");
+      }
+
+      else if (lc_format == 0x56) 
+      {
+        fprintf (stderr, " Call Alert");
+      }
+
+      else if (lc_format == 0x57) 
+      {
+        fprintf (stderr, " Extended Function Command");
+      }
+
+      else if (lc_format == 0x58) 
+      {
+        fprintf (stderr, " Channel Identifier Update");
+      }
+
+      else if (lc_format == 0x59) 
+      {
+        fprintf (stderr, " Channel Identifier Update VU");
+      }
+
+      else if (lc_format == 0x5A) 
+      {
+        fprintf (stderr, " Status Update – Source ID Extension Required");
+      }
+
+      else if (lc_format == 0x5C) 
+      {
+        fprintf (stderr, " Extended Function Command – Source ID Extension Required");
+      }
+
+      else if (lc_format == 0x60) 
+      {
+        fprintf (stderr, " System Service Broadcast");
+      }
+
+      else if (lc_format == 0x61) 
+      {
+        fprintf (stderr, " Secondary Control Channel Broadcast");
+      }
+
+      else if (lc_format == 0x62) 
+      {
+        fprintf (stderr, " Adjacent Site Status Broadcast");
+      }
+
+      else if (lc_format == 0x63) 
+      {
+        fprintf (stderr, " RFSS Status Broadcast");
+      }
+
+      else if (lc_format == 0x64) 
+      {
+        fprintf (stderr, " Network Status Broadcast");
+      }
+
+      else if (lc_format == 0x65) 
+      {
+        fprintf (stderr, " Protection Parameter Broadcast - OBSOLETE");
+      }
+
+
+      else if (lc_format == 0x66) 
+      {
+        fprintf (stderr, " Secondary Control Channel Broadcast – Explicit (LCSCBX)");
+      }
+
+      else if (lc_format == 0x67) //explicit
+      {
+        fprintf (stderr, " Adjacent Site Status (LCASBX)");
+        uint8_t lra = (uint8_t)ConvertBitIntoBytes(&LCW_bits[8], 8);
+        uint16_t channelt = (uint16_t)ConvertBitIntoBytes(&LCW_bits[16], 16);
+        uint8_t rfssid = (uint8_t)ConvertBitIntoBytes(&LCW_bits[32], 8);
+        uint8_t siteid = (uint8_t)ConvertBitIntoBytes(&LCW_bits[40], 8);
+        uint16_t channelr = (uint16_t)ConvertBitIntoBytes(&LCW_bits[48], 16);
+        uint8_t cfva = (uint8_t)ConvertBitIntoBytes(&LCW_bits[64], 4);
+        fprintf (stderr, " - RFSS %d Site %d CH %04X", rfssid, siteid, channelt);
+
+        //debug print only
+        // fprintf (stderr, "\n  ");
+        // fprintf (stderr, "  LRA [%02X] RFSS [%03d] SITE [%03d] CHAN-T [%04X] CHAN-R [%02X] CFVA [%X]\n  ", lra, rfssid, siteid, channelt, channelr, cfva);
+        // if (cfva & 0x8) fprintf (stderr, " Conventional");
+        // if (cfva & 0x4) fprintf (stderr, " Failure Condition");
+        // if (cfva & 0x2) fprintf (stderr, " Up to Date (Correct)");
+        // else fprintf (stderr, " Last Known");
+        if (cfva & 0x1) fprintf (stderr, "- Connection Active");
+        // process_channel_to_freq (opts, state, channelt);
+        //end debug, way too much for a simple link control line 
+
+
+      }
+
+      else if (lc_format == 0x68) 
+      {
+        fprintf (stderr, " RFSS Status Broadcast – Explicit (LCRSBX)");
+      }
+
+      else if (lc_format == 0x69) 
+      {
+        fprintf (stderr, " Network Status Broadcast – Explicit (LCNSBX)");
+      }
+
+      else if (lc_format == 0x6A) 
+      {
+        fprintf (stderr, " Conventional Fallback");
+      }
+
+      else if (lc_format == 0x6B) 
+      {
+        fprintf (stderr, " Message Update – Source ID Extension Required");
+      }
+
+      //tune back to CC here - save about 1-2 seconds
+      else if (lc_format == 0x4F) //# Call Termination/Cancellation 
+      {
+        fprintf (stderr, " Call Termination/Cancellation");
+        if (opts->p25_trunk == 1 && state->p25_cc_freq != 0 && opts->p25_is_tuned == 1)
+        {
+          //rigctl
+          if (opts->use_rigctl == 1)
+          {
+            state->lasttg = 0;
+            state->lastsrc = 0;
+            state->payload_algid = 0; 
+            state->payload_keyid = 0;
+            // state->payload_miP = 0;
+            //reset some strings
+            sprintf (state->call_string[0], "%s", "                     "); //21 spaces
+            sprintf (state->call_string[1], "%s", "                     "); //21 spaces
+            sprintf (state->dmr_lrrp_gps[0], "%s", ""); //this is used for active ch in p25 trunking
+            sprintf (state->dmr_lrrp_gps[1], "%s", ""); //this is used for active ch in p25 trunking
+            opts->p25_is_tuned = 0;
+            state->p25_vc_freq[0] = state->p25_vc_freq[1] = 0;
+            if (opts->setmod_bw != 0 ) SetModulation(opts->rigctl_sockfd, opts->setmod_bw);
+            SetFreq(opts->rigctl_sockfd, state->p25_cc_freq);        
+          }
+          //rtl_udp
+          else if (opts->audio_in_type == 3)
+          {
+            state->lasttg = 0;
+            state->lastsrc = 0;
+            state->payload_algid = 0;
+            state->payload_keyid = 0;
+            // state->payload_miP = 0;
+            //reset some strings
+            sprintf (state->call_string[0], "%s", "                     "); //21 spaces
+            sprintf (state->call_string[1], "%s", "                     "); //21 spaces
+            sprintf (state->dmr_lrrp_gps[0], "%s", ""); //this is used for active ch in p25 trunking
+            sprintf (state->dmr_lrrp_gps[1], "%s", ""); //this is used for active ch in p25 trunking
+            opts->p25_is_tuned = 0;
+            state->p25_vc_freq[0] = state->p25_vc_freq[1] = 0;
+            rtl_udp_tune (opts, state,  state->p25_cc_freq); 
+          }
+        }
+      }
+
+      else fprintf (stderr, " Unknown Format %02X MFID %02X SVC %02X", lc_format, lc_mfid, lc_svcopt);
     }
 
-  else if (strcmp (lcformat, "00000000") == 0)
-    {
-      j = 0;
-      if (strcmp (mfid, "10010000") == 0)
-        {
-          for (i = 20; i < 32; i++)
-            {
-              if (state->tgcount < 24)
-                {
-                  state->tg[state->tgcount][j] = lcinfo[i];
-                }
-              tmpstr[j] = lcinfo[i];
-              j++;
-            }
-          tmpstr[12] = 48;
-          tmpstr[13] = 48;
-          tmpstr[14] = 48;
-          tmpstr[15] = 48;
-        }
-      else
-        {
-          for (i = 16; i < 32; i++)
-            {
-              if (state->tgcount < 24)
-                {
-                  state->tg[state->tgcount][j] = lcinfo[i];
-                }
-              tmpstr[j] = lcinfo[i];
-              j++;
-            }
-        }
-      tmpstr[16] = 0;
-      talkgroup = strtol (tmpstr, NULL, 2);
-      state->lasttg = talkgroup;
-      if (state->tgcount < 24)
-        {
-          state->tgcount = state->tgcount + 1;
-        }
-      if (opts->p25tg == 1)
-        {
-          fprintf (stderr, "tg: %li ", talkgroup);
-        }
+    //not a duplicate, this one will print if not MFID 0 or 1
+    else fprintf (stderr, " Unknown Format %02X MFID %02X ", lc_format, lc_mfid);
+  }
+
+  //ending line break
+  fprintf (stderr, "\n");
 
-      j = 0;
-      for (i = 32; i < 56; i++)
-        {
-          tmpstr[j] = lcinfo[i];
-          j++;
-        }
-      tmpstr[24] = 0;
-      source = strtol (tmpstr, NULL, 2);
-      state->lastsrc = source;
-      if (opts->p25tg == 1)
-        {
-          fprintf (stderr, "src: %li emr: %c\n", source, lcinfo[0]);
-        }
-    }
-  else if ((opts->p25tg == 1) && (opts->p25lc == 1))
-    {
-      fprintf (stderr, "\n");
-    }
 }
+

src/p25p1_hdu.c

@@ -453,93 +453,40 @@ processHDU(dsd_opts* opts, dsd_state* state)
   status = getDibit (opts, state);
   //TODO: Do something useful with the status bits...
 
-  //if (state->carrier == 1 && state->errs == 0) //only update when carrier is present, and no errors??
-  if (state->carrier == 1)
-  {
-    algidhex = strtol (algid, NULL, 2);
-    kidhex = strtol (kid, NULL, 2);
-
-    state->payload_algid = algidhex;
-    state->payload_keyid = kidhex;
-    //state->payload_mfid = ConvertBitIntoBytes(&mfid[0], 7);
-    //state->payload_mfid = strtol (mfid, NULL, 2);
-
-    mihex1 = (unsigned long long int)ConvertBitIntoBytes(&mi[0], 32);
-    mihex2 = (unsigned long long int)ConvertBitIntoBytes(&mi[32], 32);
-    mihex3 = (unsigned long long int)ConvertBitIntoBytes(&mi[64], 8);
-    //only use 64 MSB, trailing 8 bits aren't used, so no mihex3
-    state->payload_miP = (mihex1 << 32) | (mihex2);
-  }
+  algidhex = strtol (algid, NULL, 2);
+  kidhex = strtol (kid, NULL, 2);
+  mihex1 = (unsigned long long int)ConvertBitIntoBytes(&mi[0], 32);
+  mihex2 = (unsigned long long int)ConvertBitIntoBytes(&mi[32], 32);
+  mihex3 = (unsigned long long int)ConvertBitIntoBytes(&mi[64], 8);
 
   //set vc counter to 0
   state->p25vc = 0;
 
-  if (state->payload_algid != 0x80 && state->payload_algid != 0x0) //print on payload == 1
+  if (irrecoverable_errors == 0)
   {
+
     fprintf (stderr, "%s", KYEL);
-    fprintf (stderr, " HDU  ALG ID: 0x%02X KEY ID: 0x%02X MI: 0x%08llX%08llX%02llX MFID: 0x%02X", algidhex, kidhex, mihex1, mihex2, mihex3, state->payload_mfid);
+    fprintf (stderr, " HDU  ALG ID: 0x%02X KEY ID: 0x%02X MI: 0x%08llX%08llX%02llX", algidhex, kidhex, mihex1, mihex2, mihex3);
     fprintf (stderr, "%s", KNRM);
+    state->payload_algid = algidhex;
+    state->payload_keyid = kidhex;
+    //only use 64 MSB, trailing 8 bits aren't used, so no mihex3
+    state->payload_miP = (mihex1 << 32) | (mihex2);
+
+    if (state->payload_algid != 0x80 && state->payload_algid != 0x0) //print on payload == 1
+    {
+      fprintf (stderr, "%s", KRED);
+      fprintf (stderr, " ENC");
+      fprintf (stderr, "%s", KNRM);
+    }
+
+    fprintf (stderr, "\n");
   }
-
-  if (state->payload_algid != 0x80 && state->payload_algid != 0x0) //print on payload == 1
-  {
-    fprintf (stderr, "%s", KRED);
-    fprintf (stderr, " ENC \n");
-    fprintf (stderr, "%s", KNRM);
-  }
-
-  if (opts->p25enc == 1 && opts->payload == 0)
-    {
-      algidhex = strtol (algid, NULL, 2);
-      kidhex = strtol (kid, NULL, 2);
-    }
-  if (opts->p25lc == 1)
-    {
-      fprintf (stderr, "mfid: %s tgid: %s ", mfid, tgid);
-      if (opts->p25tg == 0)
-        {
-          fprintf (stderr, "\n");
-        }
-    }
-
-  j = 0;
-  if (strcmp (mfid, "10010000") == 0)
-    {
-      for (i = 4; i < 16; i++)
-        {
-          if (state->tgcount < 24)
-            {
-              state->tg[state->tgcount][j] = tgid[i];
-            }
-          tmpstr[j] = tgid[i];
-          j++;
-        }
-      tmpstr[12] = '0';
-      tmpstr[13] = '0';
-      tmpstr[14] = '0';
-      tmpstr[15] = '0';
-    }
   else
-    {
-      for (i = 0; i < 16; i++)
-        {
-          if (state->tgcount < 24)
-            {
-              state->tg[state->tgcount][j] = tgid[i];
-            }
-          tmpstr[j] = tgid[i];
-          j++;
-        }
-    }
-  tmpstr[16] = 0;
-  talkgroup = strtol (tmpstr, NULL, 2);
-  state->lasttg = talkgroup;
-  if (state->tgcount < 24)
-    {
-      state->tgcount = state->tgcount + 1;
-    }
-  if (opts->p25tg == 1)
-    {
-      fprintf (stderr, "tg: %li\n", talkgroup);
-    }
+  {
+      fprintf (stderr, "%s", KRED);
+      fprintf (stderr, " HDU FEC ERR \n");
+      fprintf (stderr, "%s", KNRM);
+  }
+  
 }

src/p25p1_ldu1.c

@@ -324,15 +324,53 @@ processLDU1 (dsd_opts* opts, dsd_state* state)
   lcinfo[54]  = hex_data[ 0][4] + '0';
   lcinfo[55]  = hex_data[ 0][5] + '0';
 
-  unsigned long long int lcinfohex = 0;
-  if (state->carrier == 1 && state->errs == 0) //only update when carrier is present, otherwise, garbage values may be collected
-  {
-    state->payload_mfid = strtol (mfid, NULL, 2);
+  int j;
+  uint8_t LCW_bytes[9];
+  uint8_t LCW_bits[72];
+  memset (LCW_bytes, 0, sizeof(LCW_bytes));
+  memset (LCW_bits, 0, sizeof(LCW_bits));
 
-    //state->payload_mfid = ConvertBitIntoBytes(&mfid[0], 7);
-    lcinfohex = ConvertBitIntoBytes(&lcinfo[0], 55);
-    //fprintf (stderr, " LDU1 LCINFO %16llX \n", lcinfohex);
+  //load array above into byte form first
+  LCW_bytes[0] = (uint8_t) ConvertBitIntoBytes(&lcformat[0], 8);
+  LCW_bytes[1] = (uint8_t) ConvertBitIntoBytes(&mfid[0], 8);
+  for (i = 0; i < 7; i++) LCW_bytes[i+2] = (uint8_t) ConvertBitIntoBytes(&lcinfo[i*8], 8);
+
+  //load as bit array next (easier to process data in bit form)
+  for(i = 0, j = 0; i < 9; i++, j+=8)
+  {
+    LCW_bits[j + 0] = (LCW_bytes[i] >> 7) & 0x01;
+    LCW_bits[j + 1] = (LCW_bytes[i] >> 6) & 0x01;
+    LCW_bits[j + 2] = (LCW_bytes[i] >> 5) & 0x01;
+    LCW_bits[j + 3] = (LCW_bytes[i] >> 4) & 0x01;
+    LCW_bits[j + 4] = (LCW_bytes[i] >> 3) & 0x01;
+    LCW_bits[j + 5] = (LCW_bytes[i] >> 2) & 0x01;
+    LCW_bits[j + 6] = (LCW_bytes[i] >> 1) & 0x01;
+    LCW_bits[j + 7] = (LCW_bytes[i] >> 0) & 0x01;
+  }
+ 
+  //send to new P25 LCW function
+  if (irrecoverable_errors == 0)
+  {
+    fprintf (stderr, "%s", KYEL);
+    p25_lcw (opts, state, LCW_bits, 0);
+    fprintf (stderr, "%s", KNRM);
+  }
+  else
+  {
+    fprintf (stderr, "%s",KRED);
+    fprintf (stderr, " LCW FEC ERR ");
+    fprintf (stderr, "%s\n", KNRM);
   }
 
-  processP25lcw (opts, state, lcformat, mfid, lcinfo);
+  if (opts->payload == 1)
+  {
+    fprintf (stderr, "%s",KCYN);
+    fprintf (stderr, " P25 LCW Payload ");
+    for (i = 0; i < 9; i++)
+    {
+      fprintf (stderr, "[%02X]", LCW_bytes[i]);
+    }
+    
+    fprintf (stderr, "%s\n", KNRM);
+  }
 }

src/p25p1_ldu2.c

@@ -357,37 +357,37 @@ processLDU2 (dsd_opts * opts, dsd_state * state)
   kid[14]  = hex_data[ 0][4] + '0';
   kid[15]  = hex_data[ 0][5] + '0';
 
+  algidhex = strtol (algid, NULL, 2);
+  kidhex = strtol (kid, NULL, 2);
+  mihex1 = (unsigned long long int)ConvertBitIntoBytes(&mi[0], 32);
+  mihex2 = (unsigned long long int)ConvertBitIntoBytes(&mi[32], 32);
+  mihex3 = (unsigned long long int)ConvertBitIntoBytes(&mi[64], 8);
 
-  //if (state->carrier == 1 && state->errs == 0) //only update when carrier is present, and no errors??
-  if (state->carrier == 1)
-  {
-
-    algidhex = strtol (algid, NULL, 2);
-    kidhex = strtol (kid, NULL, 2);
-
-    state->payload_algid = algidhex;
-    state->payload_keyid = kidhex;
-
-    mihex1 = (unsigned long long int)ConvertBitIntoBytes(&mi[0], 32);
-    mihex2 = (unsigned long long int)ConvertBitIntoBytes(&mi[32], 32);
-    mihex3 = (unsigned long long int)ConvertBitIntoBytes(&mi[64], 8);
-    //only use 64 MSB, trailing 8 bits aren't used, so no mihex3
-    state->payload_miP = (mihex1 << 32) | (mihex2);
-
-  }
-
-  if (state->payload_algid != 0x80 && state->payload_algid != 0x0) //print on payload == 1
+  if (irrecoverable_errors == 0)
   {
     fprintf (stderr, "%s", KYEL);
     fprintf (stderr, " LDU2 ALG ID: 0x%02X KEY ID: 0x%02X MI: 0x%08llX%08llX%02llX", algidhex, kidhex, mihex1, mihex2, mihex3);
     fprintf (stderr, "%s", KNRM);
-  }
 
-  if (state->payload_algid != 0x80 && state->payload_algid != 0x0) //print on payload == 1
+    state->payload_algid = algidhex;
+    state->payload_keyid = kidhex;
+    //only use 64 MSB, trailing 8 bits aren't used, so no mihex3
+    state->payload_miP = (mihex1 << 32) | (mihex2);
+
+    if (state->payload_algid != 0x80 && state->payload_algid != 0x0) //print on payload == 1
+    {
+      fprintf (stderr, "%s", KRED);
+      fprintf (stderr, " ENC");
+      fprintf (stderr, "%s", KNRM);
+    }
+
+    fprintf (stderr, "\n");
+  }
+  else
   {
-    fprintf (stderr, "%s", KRED);
-    fprintf (stderr, " ENC \n");
-    fprintf (stderr, "%s", KNRM);
+      fprintf (stderr, "%s", KRED);
+      fprintf (stderr, " LDU2 FEC ERR \n");
+      fprintf (stderr, "%s", KNRM);
   }
 
 }

src/p25p1_mdpu.c

@@ -0,0 +1,463 @@
+/*-------------------------------------------------------------------------------
+ * p25p1_mpdu.c
+ * P25p1 Multi Block PDU and Multi Block Trunking
+ *
+ * LWVMOBILE
+ * 2023-03 DSD-FME Florida Man Edition
+ *-----------------------------------------------------------------------------*/
+
+#include "dsd.h"
+
+static uint32_t crc32mbf(uint8_t buf[], int len)
+{	
+  uint32_t g = 0x04c11db7;
+  uint64_t crc = 0;
+  for (int i = 0; i < len; i++)
+  {
+    crc <<= 1;
+    int b = ( buf [i / 8] >> (7 - (i % 8)) ) & 1;
+    if (((crc >> 32) ^ b) & 1) crc ^= g;
+  }
+  crc = (crc & 0xffffffff) ^ 0xffffffff;
+  return crc;
+}
+
+void processMPDU(dsd_opts * opts, dsd_state * state)
+{
+  
+  int tsbkbit[196]; //tsbk bit array, 196 trellis encoded bits
+  int tsbk_dibit[98];
+
+  memset (tsbkbit, 0, sizeof(tsbkbit));
+  memset (tsbk_dibit, 0, sizeof(tsbk_dibit));
+
+  int dibit = 0;
+
+  uint8_t tsbk_byte[12]; //12 byte return from bd_bridge (block_deinterleave)
+  memset (tsbk_byte, 0, sizeof(tsbk_byte));
+
+  unsigned long long int PDU[24];
+  memset (PDU, 0, sizeof(PDU));
+
+  int tsbk_decoded_bits[190]; //decoded bits from tsbk_bytes for sending to crc16_lb_bridge
+  memset (tsbk_decoded_bits, 0, sizeof(tsbk_decoded_bits));
+
+  uint8_t mpdu_decoded_bits[288];
+  memset (mpdu_decoded_bits, 0, sizeof(mpdu_decoded_bits));
+
+  uint8_t mpdu_crc_bits[196]; 
+  memset (mpdu_crc_bits, 0, sizeof(mpdu_crc_bits));
+
+  uint8_t mpdu_crc_bytes[24];
+  memset (mpdu_crc_bytes, 0, sizeof(mpdu_crc_bytes));
+
+  int flushing_bits[196]; //for flushing the trellis state machine
+  memset (flushing_bits, 0, sizeof(flushing_bits));
+
+  int i, j, k, b, x, y;
+  int ec[3]; //error value returned from (block_deinterleave)
+  int err[2]; //error value returned from ccrc16 or crc32
+  memset (ec, -2, sizeof(ec));
+  memset (err, -2, sizeof(err));
+
+  int skipdibit = 14; //initial status dibit will occur at 14, then add 36 each time it occurs
+  int protectbit = 0;
+  int MFID = 0xFF; //Manufacturer ID
+
+  uint8_t mpdu_byte[36];
+  memset (mpdu_byte, 0, sizeof(mpdu_byte));
+
+  uint8_t io = 0; 
+  uint8_t fmt = 0;  
+  uint8_t sap = 0; 
+  uint8_t blks = 0; 
+  uint8_t opcode = 0;
+
+  //CRC32
+  uint32_t CRCComputed = 0;
+  uint32_t CRCExtracted = 0;
+
+  //collect three reps of 101 dibits (98 valid dibits with status dibits interlaced)
+  for (j = 0; j < 3; j++)
+  {
+    k = 0;
+    for (i = 0; i < 101; i++)
+    {
+
+      dibit = getDibit(opts, state);
+
+      if (i+(j*101) != skipdibit) //
+      {
+        tsbk_dibit[k] =   dibit;
+        tsbkbit[k*2]   = (dibit >> 1) & 1;
+        tsbkbit[k*2+1] = (dibit & 1);
+        k++;
+      }
+
+      if (i+(j*101) == skipdibit) 
+      {
+        skipdibit += 36; //was set to 35, this was the bug
+      }
+
+    }
+
+    //flushing the trellis state machine
+    if (j == 0)
+    {
+      bd_bridge(flushing_bits, tsbk_byte);
+      //reset tsbk_byte afterwards
+      memset (tsbk_byte, 0, sizeof(tsbk_byte));
+    } 
+
+    //send tsbkbit to block_deinterleave and return tsbk_byte
+    ec[j] = bd_bridge(tsbkbit, tsbk_byte);
+
+    //too many bit manipulations!
+    k = 0;
+    for (i = 0; i < 12; i++)
+    {
+      for (x = 0; x < 8; x++)
+      {
+        tsbk_decoded_bits[k] = ((tsbk_byte[i] << x) & 0x80) >> 7;
+        k++;
+      }
+    }
+
+    //CRC16 on the header
+    if (j == 0) err[0] = crc16_lb_bridge(tsbk_decoded_bits, 80);
+
+    //load into bit array for storage (easier decoding for future PDUs)
+    for (i = 0; i < 96; i++) mpdu_decoded_bits[i+(j*96)] = (uint8_t)tsbk_decoded_bits[i];
+
+    //shuffle corrected bits back into tsbk_byte
+    k = 0;
+    for (i = 0; i < 12; i++)
+    {
+      int byte = 0;
+      for (x = 0; x < 8; x++)
+      {
+        byte = byte << 1;
+        byte = byte | tsbk_decoded_bits[k];
+        k++;
+      }
+      tsbk_byte[i] = byte;
+      mpdu_byte[i+(j*12)] = byte; //add to completed MBF format bytes
+    }
+    
+  }
+
+  io   = (mpdu_byte[0] >> 5) & 0x1;
+  fmt  = mpdu_byte[0] & 0x1F;
+  sap  = mpdu_byte[1] & 0x3F;
+  blks = mpdu_byte[6] & 0x7F;
+  MFID = mpdu_byte[2];
+
+  //group list mode so we can look and see if we need to block tuning any groups, etc
+	char mode[8]; //allow, block, digital, enc, etc
+
+	//if we are using allow/whitelist mode, then write 'B' to mode for block
+	//comparison below will look for an 'A' to write to mode if it is allowed
+	if (opts->trunk_use_allow_list == 1) sprintf (mode, "%s", "B");
+
+  fprintf (stderr, "%s",KGRN);
+  fprintf (stderr, " P25 MBF FMT: %02X SAP: %02X", fmt, sap);
+  fprintf (stderr, " Blocks: %02X MFID: %02X", blks, MFID);
+
+  //trunking blocks
+  if ((sap == 0x3D) && ((fmt == 0x17) || (fmt == 0x15)))
+  {
+    if (fmt == 0x15) fprintf (stderr, " UNC");
+    else fprintf (stderr, " ALT");
+    fprintf (stderr, " MBT"); //find way to convert to vPDU or TSBK format?
+    if (fmt == 0x17) opcode = mpdu_byte[7] & 0x3F; //alt MBT
+    else opcode = mpdu_byte[12] & 0x3F; //unconf MBT
+    fprintf (stderr, " - OP: %02X", opcode);
+  }
+
+  //CRC32 is now working! 
+  for (i = 0; i < 196; i++) mpdu_crc_bits[i] = mpdu_decoded_bits[i+96];
+  for (i = 0; i < 24; i++) mpdu_crc_bytes[i] = mpdu_byte[i+12];
+  if (blks == 1) //blocks to follow is 1
+  {
+    CRCExtracted = (uint32_t)ConvertBitIntoBytes(&mpdu_crc_bits[96-32], 32);
+    CRCComputed  = crc32mbf(mpdu_crc_bytes, 96-32);
+    if (CRCComputed == CRCExtracted) err[1] = 0;
+  }
+  if (blks == 2) //blocks to follow is 2
+  {
+    CRCExtracted = (uint32_t)ConvertBitIntoBytes(&mpdu_crc_bits[192-32], 32);
+    CRCComputed  = crc32mbf(mpdu_crc_bytes, 192-32);
+    if (CRCComputed == CRCExtracted) err[1] = 0;
+  }
+
+  //just going to do a couple for now -- the extended format will not be vPDU compatible :(
+  if (err[0] == 0 && err[1] == 0 && io == 1 && fmt == 0x17) //ALT Format
+  {    
+    //NET_STS_BCST -- TIA-102.AABC-D 6.2.11.2
+    if (opcode == 0x3B)
+    {
+      int lra = mpdu_byte[3];
+      int sysid = ((mpdu_byte[4] & 0xF) << 8) | mpdu_byte[5];
+      int res_a = mpdu_byte[8];
+      int res_b = mpdu_byte[9];
+      long int wacn = (mpdu_byte[12] << 12) | (mpdu_byte[13] << 4) | (mpdu_byte[14] >> 4);
+      int channelt = (mpdu_byte[15] << 8) | mpdu_byte[16];
+      int channelr = (mpdu_byte[17] << 8) | mpdu_byte[18];
+      int ssc =  mpdu_byte[19];
+      fprintf (stderr, "%s",KYEL);
+      fprintf (stderr, "\n Network Status Broadcast MBT - Extended \n");
+      fprintf (stderr, "  LRA [%02X] WACN [%05lX] SYSID [%03X] NAC [%03llX]\n", lra, wacn, sysid, state->p2_cc);
+      fprintf (stderr, "  CHAN-T [%04X] CHAN-R [%04X]", channelt, channelr);
+      long int ct_freq = process_channel_to_freq(opts, state, channelt);
+      long int cr_freq = process_channel_to_freq(opts, state, channelr);
+      
+      state->p25_cc_freq = ct_freq;
+      state->p25_cc_is_tdma = 0; //flag off for CC tuning purposes when system is qpsk
+
+      //place the cc freq into the list at index 0 if 0 is empty, or not the same, 
+      //so we can hunt for rotating CCs without user LCN list
+      if (state->trunk_lcn_freq[0] == 0 || state->trunk_lcn_freq[0] != state->p25_cc_freq)
+      {
+        state->trunk_lcn_freq[0] = state->p25_cc_freq; 
+      } 
+
+      //only set IF these values aren't already hard set by the user
+      if (state->p2_hardset == 0)
+      {
+        state->p2_wacn = wacn;
+        state->p2_sysid = sysid;
+      } 
+    }
+    //RFSS Status Broadcast - Extended 6.2.15.2
+		else if (opcode == 0x3A) 
+		{
+			int lra = mpdu_byte[3];
+			int lsysid = ((mpdu_byte[4] & 0xF) << 8) | mpdu_byte[5];
+			int rfssid = mpdu_byte[12];
+			int siteid = mpdu_byte[13];
+			int channelt = (mpdu_byte[14] << 8) | mpdu_byte[15];
+      int channelr = (mpdu_byte[16] << 8) | mpdu_byte[17];
+			int sysclass = mpdu_byte[18];
+      fprintf (stderr, "%s",KYEL);
+			fprintf (stderr, "\n RFSS Status Broadcast MBF - Extended \n");
+			fprintf (stderr, "  LRA [%02X] SYSID [%03X] RFSS ID [%02X] SITE ID [%02X]\n  CHAN-T [%04X] CHAN-R [%02X] SSC [%02X] ", lra, lsysid, rfssid, siteid, channelt, channelr, sysclass);
+			process_channel_to_freq (opts, state, channelt);
+			process_channel_to_freq (opts, state, channelr);
+
+			state->p2_siteid = siteid;
+			state->p2_rfssid = rfssid;
+		}
+
+    //Adjacent Status Broadcast (ADJ_STS_BCST) Extended 6.2.2.2
+    else if (opcode == 0x3C) 
+    {
+      int lra = mpdu_byte[3];
+      int cfva = mpdu_byte[4] >> 4;
+			int lsysid = ((mpdu_byte[4] & 0xF) << 8) | mpdu_byte[5];
+			int rfssid = mpdu_byte[8];
+			int siteid = mpdu_byte[9];
+			int channelt = (mpdu_byte[12] << 8) | mpdu_byte[13];
+			int channelr = (mpdu_byte[14] << 8) | mpdu_byte[15];
+			int sysclass = mpdu_byte[16];  
+      long int wacn = (mpdu_byte[17] << 12) | (mpdu_byte[18] << 4) | (mpdu_byte[19] >> 4);
+      fprintf (stderr, "%s",KYEL);
+      fprintf (stderr, "\n Adjacent Status Broadcast - Extended\n");
+      fprintf (stderr, "  LRA [%02X] CFVA [%X] RFSS[%03d] SYSID [%03X] SITE [%03X]\n  CHAN-T [%04X] CHAN-R [%04X] SSC [%02X] WACN [%05lX]\n  ", lra, cfva, rfssid, lsysid, siteid, channelt, channelr, sysclass, wacn);
+      if (cfva & 0x8) fprintf (stderr, " Conventional");
+      if (cfva & 0x4) fprintf (stderr, " Failure Condition");
+      if (cfva & 0x2) fprintf (stderr, " Up to Date (Correct)");
+      else fprintf (stderr, " Last Known");
+      if (cfva & 0x1) fprintf (stderr, " Valid RFSS Connection Active");
+      process_channel_to_freq (opts, state, channelt);
+      process_channel_to_freq (opts, state, channelr);
+
+    }
+
+    //Group Voice Channel Grant - Extended 
+    else if (opcode == 0x0) 
+    {
+      int svc = mpdu_byte[8]; //look up what these do!
+			int channelt  = (mpdu_byte[14] << 8) | mpdu_byte[15];
+			int channelr  = (mpdu_byte[16] << 8) | mpdu_byte[17];
+      long int source = (mpdu_byte[3] << 16) |(mpdu_byte[4] << 8) | mpdu_byte[5];
+			int group = (mpdu_byte[18] << 8) | mpdu_byte[19];
+			long int freq1 = 0;
+			long int freq2 = 0;
+      fprintf (stderr, "%s",KYEL);
+			fprintf (stderr, "\n Group Voice Channel Grant Update - Extended");
+			fprintf (stderr, "\n  SVC [%02X] CHAN-T [%04X] CHAN-R [%04X] Group [%d][%04X]", svc, channelt, channelr, group, group);
+			freq1 = process_channel_to_freq (opts, state, channelt);
+			freq2 = process_channel_to_freq (opts, state, channelr);
+
+      //add active channel to string for ncurses display
+			sprintf (state->dmr_lrrp_gps[0], "Active Ch: %04X TG: %d", channelt, group);
+
+      for (int i = 0; i < state->group_tally; i++)
+      {
+        if (state->group_array[i].groupNumber == group)
+        {
+          fprintf (stderr, " [%s]", state->group_array[i].groupName);
+          strcpy (mode, state->group_array[i].groupMode);
+        }
+      }
+
+      
+			//Skip tuning group calls if group calls are disabled
+			if (opts->trunk_tune_group_calls == 0) goto SKIPCALL;
+
+			//tune if tuning available
+			if (opts->p25_trunk == 1 && (strcmp(mode, "DE") != 0) && (strcmp(mode, "B") != 0))
+  		{
+				//reworked to set freq once on any call to process_channel_to_freq, and tune on that, independent of slot
+    		if (state->p25_cc_freq != 0 && opts->p25_is_tuned == 0 && freq1 != 0) //if we aren't already on a VC and have a valid frequency
+    		{
+					//testing switch to P2 channel symbol rate with qpsk enabled, we need to know if we are going to a TDMA channel or an FDMA channel
+					if (opts->mod_qpsk == 1)
+					{
+						int spacing = state->p25_chan_spac[channelt >> 12];
+						if (spacing == 0x64) //tdma should always be 0x64, and fdma should always be 0x32
+						{
+							state->samplesPerSymbol = 8;
+							state->symbolCenter = 3;
+						}	
+					}
+					//rigctl
+          if (opts->use_rigctl == 1)
+					{
+						if (opts->setmod_bw != 0 ) SetModulation(opts->rigctl_sockfd, opts->setmod_bw);
+      			SetFreq(opts->rigctl_sockfd, freq1);
+						state->p25_vc_freq[0] = state->p25_vc_freq[1] = freq1;
+						opts->p25_is_tuned = 1; //set to 1 to set as currently tuned so we don't keep tuning nonstop 
+					}
+					//rtl_udp
+					else if (opts->audio_in_type == 3)
+					{
+						rtl_udp_tune (opts, state, freq1);
+						state->p25_vc_freq[0] = state->p25_vc_freq[1] = freq1;
+						opts->p25_is_tuned = 1;
+					}
+    		}    
+  		}
+    }
+
+    //Unit to Unit Voice Channel Grant - Extended
+    else if (opcode == 0x6) 
+    {
+      //I'm not doing EVERY element of this, just enough for tuning!
+      int svc = mpdu_byte[8]; //look up what these do!
+			int channelt  = (mpdu_byte[22] << 8) | mpdu_byte[23];
+			int channelr  = (mpdu_byte[24] << 8) | mpdu_byte[25]; //optional!
+      //using source and target address, not source and target id (is this correct?)
+      long int source = (mpdu_byte[3] << 16) |(mpdu_byte[4] << 8) | mpdu_byte[5];
+			long int target = (mpdu_byte[19] << 16) |(mpdu_byte[20] << 8) | mpdu_byte[21];
+			long int freq1 = 0;
+			long int freq2 = 0;
+      fprintf (stderr, "%s",KYEL);
+			fprintf (stderr, "\n Unit to Unit Voice Channel Grant Update - Extended");
+			fprintf (stderr, "\n  SVC [%02X] CHAN-T [%04X] CHAN-R [%04X] Source [%ld][%04lX] Target [%ld][%04lX]", svc, channelt, channelr, source, source, target, target);
+			freq1 = process_channel_to_freq (opts, state, channelt);
+			freq2 = process_channel_to_freq (opts, state, channelr); //optional!
+
+      //add active channel to string for ncurses display
+			sprintf (state->dmr_lrrp_gps[0], "Active Ch: %04X TGT: %ld;", channelt, target);
+
+      for (int i = 0; i < state->group_tally; i++)
+      {
+        if (state->group_array[i].groupNumber == target)
+        {
+          fprintf (stderr, " [%s]", state->group_array[i].groupName);
+          strcpy (mode, state->group_array[i].groupMode);
+        }
+      }
+
+      
+			//Skip tuning private calls if group calls are disabled
+			if (opts->trunk_tune_private_calls == 0) goto SKIPCALL;
+
+			//tune if tuning available
+			if (opts->p25_trunk == 1 && (strcmp(mode, "DE") != 0) && (strcmp(mode, "B") != 0))
+  		{
+				//reworked to set freq once on any call to process_channel_to_freq, and tune on that, independent of slot
+    		if (state->p25_cc_freq != 0 && opts->p25_is_tuned == 0 && freq1 != 0) //if we aren't already on a VC and have a valid frequency
+    		{
+					//testing switch to P2 channel symbol rate with qpsk enabled, we need to know if we are going to a TDMA channel or an FDMA channel
+					if (opts->mod_qpsk == 1)
+					{
+						int spacing = state->p25_chan_spac[channelt >> 12];
+						if (spacing == 0x64) //tdma should always be 0x64, and fdma should always be 0x32
+						{
+							state->samplesPerSymbol = 8;
+							state->symbolCenter = 3;
+						}	
+					}
+					//rigctl
+          if (opts->use_rigctl == 1)
+					{
+						if (opts->setmod_bw != 0 ) SetModulation(opts->rigctl_sockfd, opts->setmod_bw);
+      			SetFreq(opts->rigctl_sockfd, freq1);
+						state->p25_vc_freq[0] = state->p25_vc_freq[1] = freq1;
+						opts->p25_is_tuned = 1; //set to 1 to set as currently tuned so we don't keep tuning nonstop 
+					}
+					//rtl_udp
+					else if (opts->audio_in_type == 3)
+					{
+						rtl_udp_tune (opts, state, freq1);
+						state->p25_vc_freq[0] = state->p25_vc_freq[1] = freq1;
+						opts->p25_is_tuned = 1;
+					}
+    		}    
+  		}
+    }
+
+    else
+    {
+      //convert mpdu_byte to vPDU format and get indication of what the message was
+      PDU[0] = 0x0C; //P25p1 MB Duid 0x0C
+      PDU[1] = opcode;
+      PDU[2] = MFID;
+      PDU[1] = PDU[1] ^ 0xC0; //flip bits to make it compatible with MAC_PDUs explicit format
+
+      //without any extra bytes filled in, we can atleast see what the MBT is supposed to be
+      //Hopefully, no 0 value things will cause issues -- call grants, iden_up, etc!
+      // fprintf (stderr, "%s",KYEL);
+      // process_MAC_VPDU(opts, state, 0, PDU);
+      // fprintf (stderr, "%s",KNRM);
+    }
+  }
+
+  SKIPCALL: ; //do nothing
+
+  if (opts->payload == 1)
+  {
+    fprintf (stderr, "%s",KCYN);
+    fprintf (stderr, "\n P25 MBF Payload \n  ");
+    for (i = 0; i < 36; i++)
+    {
+      fprintf (stderr, "[%02X]", mpdu_byte[i]);
+      if (i == 11 || i == 23) fprintf (stderr, "\n  ");
+
+    }
+    fprintf (stderr, " CRC EXT %08X CMP %08X", CRCExtracted, CRCComputed);
+    fprintf (stderr, "%s ", KNRM);
+    fprintf (stderr, "\n "); 
+
+    //Header 
+    if (err[0] != 0) 
+    {
+      fprintf (stderr, "%s",KRED);
+      fprintf (stderr, " (HDR CRC16 ERR)");
+      fprintf (stderr, "%s",KCYN);
+    }
+    //Completed MBF 
+    if (err[1] != 0) 
+    {
+      fprintf (stderr, "%s",KRED);
+      fprintf (stderr, " (MBF CRC32 ERR)");
+      fprintf (stderr, "%s",KCYN);
+    }
+
+  }
+
+  fprintf (stderr, "%s ", KNRM);
+  fprintf (stderr, "\n"); 
+}

src/p25p1_tdu.c

@@ -33,4 +33,8 @@ processTDU (dsd_opts* opts, dsd_state* state)
         status = getDibit (opts, state) + '0';
         // TODO: do something useful with the status bits...
     }
+    
+    //reset some strings -- since its a tdu, blank out any call strings, only want during actual call
+    sprintf (state->call_string[0], "%s", "                     "); //21 spaces
+    sprintf (state->call_string[1], "%s", "                     "); //21 spaces
 }

src/p25p1_tdulc.c

@@ -390,11 +390,60 @@ processTDULC (dsd_opts* opts, dsd_state* state)
   lcinfo[53]  = dodeca_data[0][ 9] + '0';
   lcinfo[54]  = dodeca_data[0][10] + '0';
   lcinfo[55]  = dodeca_data[0][11] + '0';
-  /*
-  if (state->carrier == 1) //only update when carrier is present, otherwise, garbage values may be collected
+
+  int j;
+  uint8_t LCW_bytes[9];
+  uint8_t LCW_bits[72];
+  memset (LCW_bytes, 0, sizeof(LCW_bytes));
+  memset (LCW_bits, 0, sizeof(LCW_bits));
+
+  //load array above into byte form first
+  LCW_bytes[0] = (uint8_t) ConvertBitIntoBytes(&lcformat[0], 8);
+  LCW_bytes[1] = (uint8_t) ConvertBitIntoBytes(&mfid[0], 8);
+  for (i = 0; i < 7; i++) LCW_bytes[i+2] = (uint8_t) ConvertBitIntoBytes(&lcinfo[i*8], 8);
+
+  //load as bit array next (easier to process data in bit form)
+  for(i = 0, j = 0; i < 9; i++, j+=8)
   {
-    state->payload_mfid = strtol (mfid, NULL, 2); //wonder if this is accurate info or not
+    LCW_bits[j + 0] = (LCW_bytes[i] >> 7) & 0x01;
+    LCW_bits[j + 1] = (LCW_bytes[i] >> 6) & 0x01;
+    LCW_bits[j + 2] = (LCW_bytes[i] >> 5) & 0x01;
+    LCW_bits[j + 3] = (LCW_bytes[i] >> 4) & 0x01;
+    LCW_bits[j + 4] = (LCW_bytes[i] >> 3) & 0x01;
+    LCW_bits[j + 5] = (LCW_bytes[i] >> 2) & 0x01;
+    LCW_bits[j + 6] = (LCW_bytes[i] >> 1) & 0x01;
+    LCW_bits[j + 7] = (LCW_bytes[i] >> 0) & 0x01;
   }
-  */
-  processP25lcw (opts, state, lcformat, mfid, lcinfo);
+ 
+  //send to new P25 LCW function
+  if (irrecoverable_errors == 0)
+  {
+    fprintf (stderr, "%s", KYEL);
+    p25_lcw (opts, state, LCW_bits, 0);
+    fprintf (stderr, "%s", KNRM);
+  }
+  else
+  {
+    fprintf (stderr, "%s",KRED);
+    fprintf (stderr, " LCW FEC ERR ");
+    fprintf (stderr, "%s\n", KNRM);
+  }
+
+  if (opts->payload == 1)
+  {
+    fprintf (stderr, "%s",KCYN);
+    fprintf (stderr, " P25 LCW Payload ");
+    for (i = 0; i < 9; i++)
+    {
+      fprintf (stderr, "[%02X]", LCW_bytes[i]);
+    }
+    
+    
+    fprintf (stderr, "%s\n", KNRM);
+  }
+
+  //reset some strings -- since its a tdu, blank out any call strings, only want during actual call
+  sprintf (state->call_string[0], "%s", "                     "); //21 spaces
+  sprintf (state->call_string[1], "%s", "                     "); //21 spaces
+
 }

src/p25p1_tsbk.c

@@ -8,82 +8,29 @@
 
 #include "dsd.h"
 
-int block_convolution (int payload[196], uint8_t decoded[12])
-{
-  int ec = -1; //initialize error value
-
-  uint8_t deinterleaved_bits[196];
-  uint8_t trellis_bytes[12];
-  uint8_t m_data[14];
-  uint8_t temp[210]; //temp bit position buffer for convolution
-
-  //initialize our deinterleaved bits and bytes with zeroes
-  for (int i = 0; i < 196; i++) deinterleaved_bits[i] = 0;
-  for (int i = 0; i < 210; i++) temp[i] = 0;
-  for (int i = 0; i < 12; i++)  trellis_bytes[i] = 0;
-  for (int i = 0; i < 14; i++)  m_data[i] = 0;
-
-  //convolution decoder 
-  uint8_t s0;
-  uint8_t s1;
-
-  //initialize our decoded byte buffer with zeroes
-  for (int i = 0; i < 12; i++) decoded[i] = 0;
-
-  static const uint16_t deinterleave_tsbk[] = {
-  0,  1,  2,  3,  52, 53, 54, 55, 100,101,102,103, 148,149,150,151,
-  4,  5,  6,  7,  56, 57, 58, 59, 104,105,106,107, 152,153,154,155,
-  8,  9, 10, 11,  60, 61, 62, 63, 108,109,110,111, 156,157,158,159,
-  12, 13, 14, 15,  64, 65, 66, 67, 112,113,114,115, 160,161,162,163,
-  16, 17, 18, 19,  68, 69, 70, 71, 116,117,118,119, 164,165,166,167,
-  20, 21, 22, 23,  72, 73, 74, 75, 120,121,122,123, 168,169,170,171,
-  24, 25, 26, 27,  76, 77, 78, 79, 124,125,126,127, 172,173,174,175,
-  28, 29, 30, 31,  80, 81, 82, 83, 128,129,130,131, 176,177,178,179,
-  32, 33, 34, 35,  84, 85, 86, 87, 132,133,134,135, 180,181,182,183,
-  36, 37, 38, 39,  88, 89, 90, 91, 136,137,138,139, 184,185,186,187,
-  40, 41, 42, 43,  92, 93, 94, 95, 140,141,142,143, 188,189,190,191,
-  44, 45, 46, 47,  96, 97, 98, 99, 144,145,146,147, 192,193,194,195,
-  48, 49, 50, 51 };
-
-  //get the deinterleaved bits
-  for (int i = 0; i < 196; i++) deinterleaved_bits[deinterleave_tsbk[i]] = payload[i];
-
-  //shift into proper position for the convolutional decoder
-  for (int i = 0; i < 196; i++) temp[i] = deinterleaved_bits[i] << 1; 
-
-  CNXDNConvolution_start();
-  for (int i = 0U; i < 98U; i++) //102U
-  {
-    s0 = temp[(2*i)];
-    s1 = temp[(2*i)+1];
-
-    CNXDNConvolution_decode(s0, s1);
-  }
-
-  CNXDNConvolution_chainback(m_data, 96U); //98U
-
-  //debug print
-  fprintf (stderr, "\n Convolution Chainback - ");
-  for (int i = 0; i < 14; i++) fprintf (stderr, "[%02X]", m_data[i]);
-
-  //transfer m_data to decoded bytes -- when sorted out, can probably send decoded straight to chainback, and save the code
-  // for (int i = 0; i < 12; i++) decoded[i] = m_data[i];
-
-  ec = 0; //unknown if a method exists to returns errors from the convolutional decoder, just rely on CRC check for now
-
-  return ec;
-}
-
 void processTSBK(dsd_opts * opts, dsd_state * state)
 {
   
-  int tsbkbit[196] = {0}; //tsbk bit array, 196 trellis encoded bits
-  int tsbk_dibit[98] = {0};
+  int tsbkbit[196]; //tsbk bit array, 196 trellis encoded bits
+  int tsbk_dibit[98];
+
+  memset (tsbkbit, 0, sizeof(tsbkbit));
+  memset (tsbk_dibit, 0, sizeof(tsbk_dibit));
 
   int dibit = 0;
-  uint8_t tsbk_byte[12] = {0}; //12 byte return from bd_bridge (block_deinterleave)
-  unsigned long long int PDU[24] = {0}; //24 byte PDU to send to the tsbk_byte vPDU handler, should be same formats (mostly)
-  int tsbk_decoded_bits[190] = {0}; //decoded bits from tsbk_bytes for sending to crc16_lb_bridge
+
+  uint8_t tsbk_byte[12]; //12 byte return from bd_bridge (block_deinterleave)
+  memset (tsbk_byte, 0, sizeof(tsbk_byte));
+
+  unsigned long long int PDU[24]; //24 byte PDU to send to the tsbk_byte vPDU handler, should be same formats (mostly)
+  memset (PDU, 0, sizeof(PDU));
+
+  int tsbk_decoded_bits[190]; //decoded bits from tsbk_bytes for sending to crc16_lb_bridge
+  memset (tsbk_decoded_bits, 0, sizeof(tsbk_decoded_bits));
+
+  int flushing_bits[196]; //for flushing the trellis state machine
+  memset (flushing_bits, 0, sizeof(flushing_bits));
+  
   int i, j, k, b, x, y;
   int ec = -2; //error value returned from (block_deinterleave)
   int err = -2; //error value returned from crc16_lb_bridge
@@ -121,8 +68,13 @@ void processTSBK(dsd_opts * opts, dsd_state * state)
 
     }
 
-    //test with the nxdn convolutional decoder
-    // ec = block_convolution (tsbkbit, tsbk_byte);
+    //flushing the trellis state machine
+    if (j == 0)
+    {
+      bd_bridge(flushing_bits, tsbk_byte);
+      //reset tsbk_byte afterwards
+      memset (tsbk_byte, 0, sizeof(tsbk_byte));
+    }
 
     //send tsbkbit to block_deinterleave and return tsbk_byte
     ec = bd_bridge(tsbkbit, tsbk_byte);
@@ -178,7 +130,9 @@ void processTSBK(dsd_opts * opts, dsd_state * state)
     //Don't run NET_STS out of this, or will set wrong NAC/CC //&& PDU[1] != 0x49 && PDU[1] != 0x45
     //0x49 is telephone grant, 0x46 Unit to Unit Channel Answer Request (seems bogus) (mfid 90)
     // if (MFID < 0x2 && protectbit == 0 && err == 0 && ec == 0 && PDU[1] != 0x7B )
-    if ( (MFID < 0x2 || MFID == 0xA4 || MFID == 0x90) && protectbit == 0 && err == 0 && ec == 0 && PDU[1] != 0x7B )  
+    //running with A4 and 90 causing some false positives when sending to vPDU, issuing bad call grants to nowhere!
+    // if ( (MFID < 0x2 || MFID == 0xA4 || MFID == 0x90) && protectbit == 0 && err == 0 && ec == 0 && PDU[1] != 0x7B )  
+    if (MFID < 0x2 && protectbit == 0 && err == 0 && ec == 0 && PDU[1] != 0x7B ) 
     {
       fprintf (stderr, "%s",KYEL);
       process_MAC_VPDU(opts, state, 0, PDU);
@@ -188,7 +142,7 @@ void processTSBK(dsd_opts * opts, dsd_state * state)
     //set our WACN and SYSID here now that we have valid ec and crc/checksum
     else if (protectbit == 0 && err == 0 && ec == 0 && (tsbk_byte[0] & 0x3F) == 0x3B) 
     {
-      long int wacn = (tsbk_byte[3] << 12) | (tsbk_byte[4] << 4) | (tsbk_byte[5] >> 4);;
+      long int wacn = (tsbk_byte[3] << 12) | (tsbk_byte[4] << 4) | (tsbk_byte[5] >> 4);
       int sysid = ((tsbk_byte[5] & 0xF) << 8) | tsbk_byte[6];
       int channel = (tsbk_byte[7] << 8) | tsbk_byte[8];
       fprintf (stderr, "%s",KYEL);

src/p25p2_frame.c

@@ -711,12 +711,23 @@ void process_P2_DUID (dsd_opts * opts, dsd_state * state)
 		}
 		else fprintf (stderr, "VCH S ");
 
+		//check to see when last voice activity occurred in order to allow tuning on phase 2
+		//mac_signal or mac_idle when no more voice activity on current channel
+		//this is primarily a fix for TDMA control channels that carry voice (Duke P25)
+		//but may also allow for chain tuning without returning to the control channel <--may be problematic since we can assign a p25_cc_freq from the pdu
+		if (duid_decoded == 13 && opts->p25_is_tuned == 1 && ((time(NULL) - state->last_vc_sync_time) > opts->trunk_hangtime) )  //version for MAC_SIGNAL only, no idle
+		{
+			opts->p25_is_tuned = 0;
+			state->p25_vc_freq[0] = state->p25_vc_freq[1] = 0;
+		}
+
 		if (duid_decoded == 0)
 		{
 			fprintf (stderr, " 4V %d", state->fourv_counter[state->currentslot]+1);
 			if (state->p2_wacn != 0 && state->p2_cc != 0 && state->p2_sysid != 0 &&
 					state->p2_wacn != 0xFFFFF && state->p2_cc != 0xFFF && state->p2_sysid != 0xFFF)
 			{
+				state->last_vc_sync_time = time(NULL);
 				process_4V (opts, state);
 			}
 		}
@@ -726,6 +737,7 @@ void process_P2_DUID (dsd_opts * opts, dsd_state * state)
 			if (state->p2_wacn != 0 && state->p2_cc != 0 && state->p2_sysid != 0 &&
 					state->p2_wacn != 0xFFFFF && state->p2_cc != 0xFFF && state->p2_sysid != 0xFFF)
 			{
+				state->last_vc_sync_time = time(NULL);
 				process_2V (opts, state);
 			}
 		}
@@ -823,22 +835,21 @@ void process_P2_DUID (dsd_opts * opts, dsd_state * state)
 void processP2 (dsd_opts * opts, dsd_state * state)
 {
 	state->dmr_stereo = 1; 
-	//state->currentslot = 1; 
-
 	p2_dibit_buffer (opts, state);
 
 	//look at our ISCH values and determine location in superframe before running frame scramble
-	for (framing_counter = 0; framing_counter < 4; framing_counter++) //12
+	for (framing_counter = 0; framing_counter < 4; framing_counter++)
 	{
-		process_ISCH (opts, state); //run ISCH in here so we know when to start descramble offset
+		//run ISCH in here so we know when to start descramble offset
+		process_ISCH (opts, state); 
 	}
 
 	//set initial current slot depending on offset value
 	if (state->p2_scramble_offset % 2)
 	{
-		state->currentslot = 0; 
+		state->currentslot = 1; 
 	}
-	else state->currentslot = 1; 
+	else state->currentslot = 0; 
 
 	//frame_scramble runs lfsr and creates an array of unscrambled bits to pull from
   process_Frame_Scramble (opts, state);

src/p25p2_vpdu.c

@@ -84,7 +84,7 @@ void process_MAC_VPDU(dsd_opts * opts, dsd_state * state, int type, unsigned lon
 	for (int i = 0; i < 2; i++) 
 	{
 
-		//MFID90 Voice Grants, A3, A4, and A5
+		//MFID90 Voice Grants, A3, A4, and A5 <--I bet A4 here was triggering a phantom call when TSBK sent PDUs here
 		//MFID90 Group Regroup Channel Grant - Implicit
 		if (MAC[1+len_a] == 0xA3 && MAC[2+len_a] == 0x90)
 		{
@@ -96,6 +96,9 @@ void process_MAC_VPDU(dsd_opts * opts, dsd_state * state, int type, unsigned lon
 			fprintf (stderr, "\n  CHAN [%04X] Group [%d][%04X]", channel, sgroup, sgroup);
 			freq = process_channel_to_freq (opts, state, channel);
 
+			//add active channel to string for ncurses display
+			sprintf (state->dmr_lrrp_gps[slot], "Active Ch: %04X SG: %d;", channel, sgroup);
+
 			for (int i = 0; i < state->group_tally; i++)
       {
         if (state->group_array[i].groupNumber == sgroup)
@@ -114,16 +117,27 @@ void process_MAC_VPDU(dsd_opts * opts, dsd_state * state, int type, unsigned lon
 				//reworked to set freq once on any call to process_channel_to_freq, and tune on that, independent of slot
     		if (state->p25_cc_freq != 0 && opts->p25_is_tuned == 0 && freq != 0) //if we aren't already on a VC and have a valid frequency
     		{
-					//testing switch to P2 channel symbol rate with qpsk enabled, we need to know if we are going to a TDMA channel or an FDMA channel
+					// //testing switch to P2 channel symbol rate with qpsk enabled, we need to know if we are going to a TDMA channel or an FDMA channel
+					// if (opts->mod_qpsk == 1)
+					// {
+					// 	int spacing = state->p25_chan_spac[channel >> 12];
+					// 	if (spacing == 0x64) //tdma should always be 0x64, and fdma should always be 0x32
+					// 	{
+					// 		state->samplesPerSymbol = 8;
+					// 		state->symbolCenter = 3;
+					// 	}	
+					// }
+
+					//may be this way independent of whether or not this is QPSK (does C4FM run at 6000 sps?)
 					if (opts->mod_qpsk == 1)
 					{
-						int spacing = state->p25_chan_spac[channel >> 12];
-						if (spacing == 0x64) //tdma should always be 0x64, and fdma should always be 0x32
+						if (state->p25_chan_tdma[channel >> 12] == 1)
 						{
 							state->samplesPerSymbol = 8;
 							state->symbolCenter = 3;
-						}	
+						}
 					}
+					
 					//rigctl
           if (opts->use_rigctl == 1)
 					{
@@ -164,6 +178,9 @@ void process_MAC_VPDU(dsd_opts * opts, dsd_state * state, int type, unsigned lon
 			fprintf (stderr, "\n  CHAN [%04X] Group [%d][%04X]", channel, sgroup, sgroup);
 			freq = process_channel_to_freq (opts, state, channel);
 
+			//add active channel to string for ncurses display
+			sprintf (state->dmr_lrrp_gps[slot], "Active Ch: %04X SG: %d", channel, sgroup);
+
 			for (int i = 0; i < state->group_tally; i++)
       {
         if (state->group_array[i].groupNumber == sgroup)
@@ -183,14 +200,24 @@ void process_MAC_VPDU(dsd_opts * opts, dsd_state * state, int type, unsigned lon
     		if (state->p25_cc_freq != 0 && opts->p25_is_tuned == 0 && freq != 0) //if we aren't already on a VC and have a valid frequency
     		{
 					//testing switch to P2 channel symbol rate with qpsk enabled, we need to know if we are going to a TDMA channel or an FDMA channel
+					// if (opts->mod_qpsk == 1)
+					// {
+					// 	int spacing = state->p25_chan_spac[channel >> 12];
+					// 	if (spacing == 0x64) //tdma should always be 0x64, and fdma should always be 0x32
+					// 	{
+					// 		state->samplesPerSymbol = 8;
+					// 		state->symbolCenter = 3;
+					// 	}	
+					// }
+
+					//may be this way independent of whether or not this is QPSK (does C4FM run at 6000 sps?)
 					if (opts->mod_qpsk == 1)
 					{
-						int spacing = state->p25_chan_spac[channel >> 12];
-						if (spacing == 0x64) //tdma should always be 0x64, and fdma should always be 0x32
+						if (state->p25_chan_tdma[channel >> 12] == 1)
 						{
 							state->samplesPerSymbol = 8;
 							state->symbolCenter = 3;
-						}	
+						}
 					}
 					
           if (opts->use_rigctl == 1)
@@ -239,6 +266,9 @@ void process_MAC_VPDU(dsd_opts * opts, dsd_state * state, int type, unsigned lon
 			fprintf (stderr, "\n  Channel 2 [%04X] Group 2 [%d][%04X]", channel2, group2, group2);
 			freq2 = process_channel_to_freq (opts, state, channel2);
 
+			//add active channel to string for ncurses display
+			sprintf (state->dmr_lrrp_gps[slot], "Active Ch: %04X SG: %d; Ch: %04X SG: %d;", channel1, group1, channel2, group2);
+
 			//Skip tuning group calls if group calls are disabled
 			if (opts->trunk_tune_group_calls == 0) goto SKIPCALL;
 
@@ -284,15 +314,26 @@ void process_MAC_VPDU(dsd_opts * opts, dsd_state * state, int type, unsigned lon
 					if (state->p25_cc_freq != 0 && opts->p25_is_tuned == 0 && tunable_freq != 0) //if we aren't already on a VC and have a valid frequency already
 					{
 						//testing switch to P2 channel symbol rate with qpsk enabled, we need to know if we are going to a TDMA channel or an FDMA channel
-						if (opts->mod_qpsk == 1) 
+						// if (opts->mod_qpsk == 1) 
+						// {
+						// 	int spacing = state->p25_chan_spac[tunable_chan >> 12];
+						// 	if (spacing == 0x64) //tdma should always be 0x64, and fdma should always be 0x32
+						// 	{
+						// 		state->samplesPerSymbol = 8;
+						// 		state->symbolCenter = 3;
+						// 	}	
+						// }
+
+						//may be this way independent of whether or not this is QPSK (does C4FM run at 6000 sps?)
+						if (opts->mod_qpsk == 1)
 						{
-							int spacing = state->p25_chan_spac[tunable_chan >> 12];
-							if (spacing == 0x64) //tdma should always be 0x64, and fdma should always be 0x32
+							if (state->p25_chan_tdma[tunable_chan >> 12] == 1)
 							{
 								state->samplesPerSymbol = 8;
 								state->symbolCenter = 3;
-							}	
+							}
 						}
+
 						//rigctl
 						if (opts->use_rigctl == 1)
 						{
@@ -343,6 +384,9 @@ void process_MAC_VPDU(dsd_opts * opts, dsd_state * state, int type, unsigned lon
 			fprintf (stderr, "\n  SVC [%02X] CHAN [%04X] Group [%d] Source [%d]", svc, channel, group, source);
 			freq = process_channel_to_freq (opts, state, channel);
 
+			//add active channel to string for ncurses display
+			sprintf (state->dmr_lrrp_gps[slot], "Active Ch: %04X TG: %d;", channel, group);
+
 			for (int i = 0; i < state->group_tally; i++)
       {
         if (state->group_array[i].groupNumber == group)
@@ -362,15 +406,26 @@ void process_MAC_VPDU(dsd_opts * opts, dsd_state * state, int type, unsigned lon
     		if (state->p25_cc_freq != 0 && opts->p25_is_tuned == 0 && freq != 0) //if we aren't already on a VC and have a valid frequency
     		{
 					//testing switch to P2 channel symbol rate with qpsk enabled, we need to know if we are going to a TDMA channel or an FDMA channel
+					// if (opts->mod_qpsk == 1)
+					// {
+					// 	int spacing = state->p25_chan_spac[channel >> 12];
+					// 	if (spacing == 0x64) //tdma should always be 0x64, and fdma should always be 0x32
+					// 	{
+					// 		state->samplesPerSymbol = 8;
+					// 		state->symbolCenter = 3;
+					// 	}	
+					// }
+
+					//may be this way independent of whether or not this is QPSK (does C4FM run at 6000 sps?)
 					if (opts->mod_qpsk == 1)
 					{
-						int spacing = state->p25_chan_spac[channel >> 12];
-						if (spacing == 0x64) //tdma should always be 0x64, and fdma should always be 0x32
+						if (state->p25_chan_tdma[channel >> 12] == 1)
 						{
 							state->samplesPerSymbol = 8;
 							state->symbolCenter = 3;
-						}	
+						}
 					}
+
 					//rigctl
           if (opts->use_rigctl == 1)
 					{
@@ -403,7 +458,7 @@ void process_MAC_VPDU(dsd_opts * opts, dsd_state * state, int type, unsigned lon
 		}
 
 		//Unit-to-Unit Voice Service Channel Grant (UU_V_CH_GRANT), or Grant Update (same format)
-		if (MAC[1+len_a] == 0x44 || MAC[1+len_a] == 0x46)
+		if (MAC[1+len_a] == 0x44 || MAC[1+len_a] == 0x46) //double check these opcodes
 		{
 			int channel = (MAC[2+len_a] << 8) | MAC[3+len_a];
 			int target  = (MAC[4+len_a] << 16) | (MAC[5+len_a] << 8) | MAC[6+len_a];
@@ -415,6 +470,9 @@ void process_MAC_VPDU(dsd_opts * opts, dsd_state * state, int type, unsigned lon
 			fprintf (stderr, "\n  CHAN [%04X] Source [%d] Target [%d]", channel, source, target);
 			freq = process_channel_to_freq (opts, state, channel);
 
+			//add active channel to string for ncurses display
+			sprintf (state->dmr_lrrp_gps[slot], "Active Ch: %04X TGT: %d;", channel, target);
+
 			//Skip tuning private calls if private calls is disabled
       if (opts->trunk_tune_private_calls == 0) goto SKIPCALL; 
 
@@ -435,15 +493,26 @@ void process_MAC_VPDU(dsd_opts * opts, dsd_state * state, int type, unsigned lon
     		if (state->p25_cc_freq != 0 && opts->p25_is_tuned == 0 && freq != 0) //if we aren't already on a VC and have a valid frequency
     		{
 					//testing switch to P2 channel symbol rate with qpsk enabled, we need to know if we are going to a TDMA channel or an FDMA channel
+					// if (opts->mod_qpsk == 1)
+					// {
+					// 	int spacing = state->p25_chan_spac[channel >> 12];
+					// 	if (spacing == 0x64) //tdma should always be 0x64, and fdma should always be 0x32
+					// 	{
+					// 		state->samplesPerSymbol = 8;
+					// 		state->symbolCenter = 3;
+					// 	}	
+					// }
+
+					//may be this way independent of whether or not this is QPSK (does C4FM run at 6000 sps?)
 					if (opts->mod_qpsk == 1)
 					{
-						int spacing = state->p25_chan_spac[channel >> 12];
-						if (spacing == 0x64) //tdma should always be 0x64, and fdma should always be 0x32
+						if (state->p25_chan_tdma[channel >> 12] == 1)
 						{
 							state->samplesPerSymbol = 8;
 							state->symbolCenter = 3;
-						}	
+						}
 					}
+
 					//rigctl
           if (opts->use_rigctl == 1)
 					{
@@ -497,6 +566,9 @@ void process_MAC_VPDU(dsd_opts * opts, dsd_state * state, int type, unsigned lon
 			freq1t = process_channel_to_freq (opts, state, channelt2);
 			freq1r = process_channel_to_freq (opts, state, channelr2);
 
+			//add active channel to string for ncurses display
+			sprintf (state->dmr_lrrp_gps[slot], "Active Ch: %04X TG: %d; Ch: %04X TG: %d;", channelt1, group1, channelt2, group2);
+
 			//Skip tuning group calls if group calls are disabled
 			if (opts->trunk_tune_group_calls == 0) goto SKIPCALL;
 
@@ -539,14 +611,24 @@ void process_MAC_VPDU(dsd_opts * opts, dsd_state * state, int type, unsigned lon
 					if (state->p25_cc_freq != 0 && opts->p25_is_tuned == 0 && tunable_freq != 0) //if we aren't already on a VC and have a valid frequency
 					{
 						//testing switch to P2 channel symbol rate with qpsk enabled, we need to know if we are going to a TDMA channel or an FDMA channel
+						// if (opts->mod_qpsk == 1)
+						// {
+						// 	int spacing = state->p25_chan_spac[tunable_chan >> 12];
+						// 	if (spacing == 0x64) //tdma should always be 0x64, and fdma should always be 0x32
+						// 	{
+						// 		state->samplesPerSymbol = 8;
+						// 		state->symbolCenter = 3;
+						// 	}	
+						// }
+
+						//may be this way independent of whether or not this is QPSK (does C4FM run at 6000 sps?)
 						if (opts->mod_qpsk == 1)
 						{
-							int spacing = state->p25_chan_spac[tunable_chan >> 12];
-							if (spacing == 0x64) //tdma should always be 0x64, and fdma should always be 0x32
+							if (state->p25_chan_tdma[tunable_chan >> 12] == 1)
 							{
 								state->samplesPerSymbol = 8;
 								state->symbolCenter = 3;
-							}	
+							}
 						}
 						
 						if (opts->use_rigctl == 1)
@@ -581,7 +663,7 @@ void process_MAC_VPDU(dsd_opts * opts, dsd_state * state, int type, unsigned lon
 		}
 
 		//Group Voice Channel Grant Update Multiple - Implicit
-		if (MAC[1+len_a] == 0x05) //wonder if this is MAC_SIGNAL only? Too long for a TSBK
+		if (MAC[1+len_a] == 0x05)
 		{
 			int so1 = MAC[2+len_a];
 			int channel1  = (MAC[3+len_a] << 8) | MAC[4+len_a];
@@ -604,6 +686,9 @@ void process_MAC_VPDU(dsd_opts * opts, dsd_state * state, int type, unsigned lon
 			fprintf (stderr, "\n  Channel 3 [%04X] Group 3 [%d][%04X]", channel3, group3, group3);
 			freq3 = process_channel_to_freq (opts, state, channel3);
 
+			//add active channel to string for ncurses display
+			sprintf (state->dmr_lrrp_gps[slot], "Active Ch: %04X TG: %d; Ch: %04X TG: %d; Ch: %04X TG: %d;", channel1, group1, channel2, group2, channel3, group3);
+
 			//Skip tuning group calls if group calls are disabled
 			if (opts->trunk_tune_group_calls == 0) goto SKIPCALL;
 
@@ -651,15 +736,26 @@ void process_MAC_VPDU(dsd_opts * opts, dsd_state * state, int type, unsigned lon
 					if (state->p25_cc_freq != 0 && opts->p25_is_tuned == 0 && tunable_freq != 0) //if we aren't already on a VC and have a valid frequency already
 					{
 						//testing switch to P2 channel symbol rate with qpsk enabled, we need to know if we are going to a TDMA channel or an FDMA channel
-						if (opts->mod_qpsk == 1) 
+						// if (opts->mod_qpsk == 1) 
+						// {
+						// 	int spacing = state->p25_chan_spac[tunable_chan >> 12];
+						// 	if (spacing == 0x64) //tdma should always be 0x64, and fdma should always be 0x32
+						// 	{
+						// 		state->samplesPerSymbol = 8;
+						// 		state->symbolCenter = 3;
+						// 	}	
+						// }
+
+						//may be this way independent of whether or not this is QPSK (does C4FM run at 6000 sps?)
+						if (opts->mod_qpsk == 1)
 						{
-							int spacing = state->p25_chan_spac[tunable_chan >> 12];
-							if (spacing == 0x64) //tdma should always be 0x64, and fdma should always be 0x32
+							if (state->p25_chan_tdma[tunable_chan >> 12] == 1)
 							{
 								state->samplesPerSymbol = 8;
 								state->symbolCenter = 3;
-							}	
+							}
 						}
+
 						//rigctl
 						if (opts->use_rigctl == 1)
 						{
@@ -710,6 +806,9 @@ void process_MAC_VPDU(dsd_opts * opts, dsd_state * state, int type, unsigned lon
 			fprintf (stderr, "\n  Channel 2 [%04X] Group 2 [%d][%04X]", channel2, group2, group2);
 			freq2 = process_channel_to_freq (opts, state, channel2);
 
+			//add active channel to string for ncurses display
+			sprintf (state->dmr_lrrp_gps[slot], "Active Ch: %04X TG: %d; Ch: %04X TG: %d;", channel1, group1, channel2, group2);
+
 			//Skip tuning group calls if group calls are disabled
 			if (opts->trunk_tune_group_calls == 0) goto SKIPCALL;
 
@@ -753,15 +852,26 @@ void process_MAC_VPDU(dsd_opts * opts, dsd_state * state, int type, unsigned lon
 					if (state->p25_cc_freq != 0 && opts->p25_is_tuned == 0 && tunable_freq != 0) //if we aren't already on a VC and have a valid frequency already
 					{
 						//testing switch to P2 channel symbol rate with qpsk enabled, we need to know if we are going to a TDMA channel or an FDMA channel
-						if (opts->mod_qpsk == 1) 
+						// if (opts->mod_qpsk == 1) 
+						// {
+						// 	int spacing = state->p25_chan_spac[tunable_chan >> 12];
+						// 	if (spacing == 0x64) //tdma should always be 0x64, and fdma should always be 0x32
+						// 	{
+						// 		state->samplesPerSymbol = 8;
+						// 		state->symbolCenter = 3;
+						// 	}	
+						// }
+
+						//may be this way independent of whether or not this is QPSK (does C4FM run at 6000 sps?)
+						if (opts->mod_qpsk == 1)
 						{
-							int spacing = state->p25_chan_spac[tunable_chan >> 12];
-							if (spacing == 0x64) //tdma should always be 0x64, and fdma should always be 0x32
+							if (state->p25_chan_tdma[tunable_chan >> 12] == 1)
 							{
 								state->samplesPerSymbol = 8;
 								state->symbolCenter = 3;
-							}	
+							}
 						}
+
 						//rigctl
 						if (opts->use_rigctl == 1)
 						{
@@ -810,11 +920,13 @@ void process_MAC_VPDU(dsd_opts * opts, dsd_state * state, int type, unsigned lon
 			fprintf (stderr, "\n  SVC [%02X] CHAN-T [%04X] CHAN-R [%04X] Group [%d][%04X]", svc, channelt, channelr, group, group);
 			freq1 = process_channel_to_freq (opts, state, channelt);
 			freq2 = process_channel_to_freq (opts, state, channelr);
-			if (slot == 0)
-			{
-				state->lasttg = group;
-			}
-			else state->lasttgR = group;
+
+			//don't set the tg here, one multiple grant updates, will mess up the TG value on current call
+			// if (slot == 0)
+			// {
+			// 	state->lasttg = group;
+			// }
+			// else state->lasttgR = group;
 
 			for (int i = 0; i < state->group_tally; i++)
       {
@@ -835,15 +947,26 @@ void process_MAC_VPDU(dsd_opts * opts, dsd_state * state, int type, unsigned lon
     		if (state->p25_cc_freq != 0 && opts->p25_is_tuned == 0 && freq1 != 0) //if we aren't already on a VC and have a valid frequency
     		{
 					//testing switch to P2 channel symbol rate with qpsk enabled, we need to know if we are going to a TDMA channel or an FDMA channel
+					// if (opts->mod_qpsk == 1)
+					// {
+					// 	int spacing = state->p25_chan_spac[channelt >> 12];
+					// 	if (spacing == 0x64) //tdma should always be 0x64, and fdma should always be 0x32
+					// 	{
+					// 		state->samplesPerSymbol = 8;
+					// 		state->symbolCenter = 3;
+					// 	}	
+					// }
+
+					//may be this way independent of whether or not this is QPSK (does C4FM run at 6000 sps?)
 					if (opts->mod_qpsk == 1)
 					{
-						int spacing = state->p25_chan_spac[channelt >> 12];
-						if (spacing == 0x64) //tdma should always be 0x64, and fdma should always be 0x32
+						if (state->p25_chan_tdma[channelt >> 12] == 1)
 						{
 							state->samplesPerSymbol = 8;
 							state->symbolCenter = 3;
-						}	
+						}
 					}
+
 					//rigctl
           if (opts->use_rigctl == 1)
 					{
@@ -999,18 +1122,31 @@ void process_MAC_VPDU(dsd_opts * opts, dsd_state * state, int type, unsigned lon
 
 		}
 
-		//identifier update VHF/UHF
-		if (MAC[1+len_a] == 0x74)
+		//identifier update VHF/UHF 
+		if (MAC[1+len_a] == 0x74) 
 		{
 			state->p25_chan_iden = MAC[2+len_a] >> 4;
 			int iden = state->p25_chan_iden;
-
-			state->p25_chan_type[iden] = 1;
 			int bw_vu = (MAC[2+len_a] & 0xF);
 			state->p25_trans_off[iden] = (MAC[3+len_a] << 6) | (MAC[4+len_a] >> 2);
 			state->p25_chan_spac[iden] = ((MAC[4+len_a] & 0x3) << 8) | MAC[5+len_a];
 			state->p25_base_freq[iden] = (MAC[6+len_a] << 24) | (MAC[7+len_a] << 16) | (MAC[8+len_a] << 8) | (MAC[9+len_a] << 0);
 
+			//this is causing more issues -- need a different way to check on this
+			// if (state->p25_chan_spac[iden] == 0x64) //tdma
+			// {
+			// 	state->p25_chan_type[iden] = 4; //
+			// 	state->p25_chan_tdma[iden] = 1; //
+			// }
+			// else //fdma
+			// {
+			// 	state->p25_chan_type[iden] = 1; //
+			// 	state->p25_chan_tdma[iden] = 0; //
+			// }
+
+			state->p25_chan_type[iden] = 1; //set as old values for now
+			state->p25_chan_tdma[iden] = 0; //set as old values for now
+
 			fprintf (stderr, "\n Identifier Update UHF/VHF\n");
 			fprintf (stderr, "  Channel Identifier [%01X] BW [%01X] Transmit Offset [%04X]\n  Channel Spacing [%03X] Base Frequency [%08lX] [%09ld]",
 			                    state->p25_chan_iden, bw_vu, state->p25_trans_off[iden], state->p25_chan_spac[iden], state->p25_base_freq[iden], state->p25_base_freq[iden] * 5);
@@ -1023,6 +1159,7 @@ void process_MAC_VPDU(dsd_opts * opts, dsd_state * state, int type, unsigned lon
 			int iden = state->p25_chan_iden;
 
 			state->p25_chan_type[iden] = 1;
+			state->p25_chan_tdma[iden] = 0;
 			int bw = ((MAC[2+len_a] & 0xF) << 5) | ((MAC[3+len_a] & 0xF8) >> 2);
 			state->p25_trans_off[iden] = (MAC[3+len_a] << 6) | (MAC[4+len_a] >> 2);
 			state->p25_chan_spac[iden] = ((MAC[4+len_a] & 0x3) << 8) | MAC[5+len_a];
@@ -1038,6 +1175,7 @@ void process_MAC_VPDU(dsd_opts * opts, dsd_state * state, int type, unsigned lon
 		{
 			state->p25_chan_iden = MAC[2+len_a] >> 4;
 			int iden = state->p25_chan_iden;
+			state->p25_chan_tdma[iden] = 1;
 			state->p25_chan_type[iden] = MAC[2+len_a] & 0xF;
 			state->p25_trans_off[iden] = (MAC[3+len_a] << 6) | (MAC[4+len_a] >> 2);
 			state->p25_chan_spac[iden] = ((MAC[4+len_a] & 0x3) << 8) | MAC[5+len_a];
@@ -1053,6 +1191,7 @@ void process_MAC_VPDU(dsd_opts * opts, dsd_state * state, int type, unsigned lon
 		{
 			state->p25_chan_iden = MAC[3+len_a] >> 4;
 			int iden = state->p25_chan_iden;
+			state->p25_chan_tdma[iden] = 1;
 			state->p25_chan_type[iden] = MAC[3+len_a] & 0xF;
 			state->p25_trans_off[iden] = (MAC[4+len_a] << 6) | (MAC[5+len_a] >> 2);
 			state->p25_chan_spac[iden] = ((MAC[5+len_a] & 0x3) << 8) | MAC[6+len_a];
@@ -1223,7 +1362,25 @@ void process_MAC_VPDU(dsd_opts * opts, dsd_state * state, int type, unsigned lon
 			int src = (MAC[5+len_a] << 16) | (MAC[6+len_a] << 8) | MAC[7+len_a];
 
 			fprintf (stderr, "\n VCH %d - TG %d SRC %d ", slot, gr, src);
-			fprintf (stderr, "Group Voice");
+
+			if (svc & 0x80) fprintf (stderr, " Emergency");
+			if (svc & 0x40) fprintf (stderr, " Encrypted");
+
+			if (opts->payload == 1) //hide behind payload due to len
+			{
+				if (svc & 0x20) fprintf (stderr, " Duplex");
+				if (svc & 0x10) fprintf (stderr, " Packet");
+				else fprintf (stderr, " Circuit");
+				if (svc & 0x8) fprintf (stderr, " R"); //reserved bit is on
+				fprintf (stderr, " Priority %d", svc & 0x7); //call priority
+			}
+
+			fprintf (stderr, " Group Voice");
+
+			sprintf (state->call_string[slot], "   Group ");
+			if (svc & 0x80) strcat (state->call_string[slot], " Emergency  ");
+			else if (svc & 0x40) strcat (state->call_string[slot], " Encrypted  ");
+			else strcat (state->call_string[slot], "            ");
 
 			if (slot == 0)
 			{
@@ -1244,7 +1401,25 @@ void process_MAC_VPDU(dsd_opts * opts, dsd_state * state, int type, unsigned lon
 			int src = (MAC[6+len_a] << 16) | (MAC[7+len_a] << 8) | MAC[8+len_a];
 
 			fprintf (stderr, "\n VCH %d - TG %d SRC %d ", slot, gr, src);
-			fprintf (stderr, "Unit to Unit Voice");
+
+			if (svc & 0x80) fprintf (stderr, " Emergency");
+			if (svc & 0x40) fprintf (stderr, " Encrypted");
+
+			if (opts->payload == 1) //hide behind payload due to len
+			{
+				if (svc & 0x20) fprintf (stderr, " Duplex");
+				if (svc & 0x10) fprintf (stderr, " Packet");
+				else fprintf (stderr, " Circuit");
+				if (svc & 0x8) fprintf (stderr, " R"); //reserved bit is on
+				fprintf (stderr, " Priority %d", svc & 0x7); //call priority
+			}
+
+			fprintf (stderr, " Unit to Unit Voice");
+
+			sprintf (state->call_string[slot], " Private ");
+			if (svc & 0x80) strcat (state->call_string[slot], " Emergency  ");
+			else if (svc & 0x40) strcat (state->call_string[slot], " Encrypted  ");
+			else strcat (state->call_string[slot], "            ");
 
 			if (slot == 0)
 			{
@@ -1316,17 +1491,21 @@ void process_MAC_VPDU(dsd_opts * opts, dsd_state * state, int type, unsigned lon
 		if (MAC[1+len_a] == 0x7C) 
 		{
 			int lra = MAC[2+len_a];
+			int cfva = MAC[3+len_a] >> 4;
 			int lsysid = ((MAC[3+len_a] & 0xF) << 8) | MAC[4+len_a];
 			int rfssid = MAC[5+len_a];
 			int siteid = MAC[6+len_a];
 			int channelt = (MAC[7+len_a] << 8) | MAC[8+len_a];
 			int sysclass = MAC[9+len_a];
-			if (1 == 1) //state->p2_is_lcch == 1
-			{
-				fprintf (stderr, "\n Adjacent Status Broadcast - Abbreviated\n");
-				fprintf (stderr, "  LRA [%02X] RFSS[%03d] SYSID [%03X] SITE [%03X] CHAN-T [%04X] SSC [%02X]", lra, rfssid, lsysid, siteid, channelt, sysclass);
-				process_channel_to_freq (opts, state, channelt);
-			}
+			fprintf (stderr, "\n Adjacent Status Broadcast - Abbreviated\n");
+			fprintf (stderr, "  LRA [%02X] RFSS[%03d] SYSID [%03X] SITE [%03X] CHAN-T [%04X] SSC [%02X]\n  ", lra, rfssid, lsysid, siteid, channelt, sysclass);
+			if (cfva & 0x8) fprintf (stderr, " Conventional");
+			if (cfva & 0x4) fprintf (stderr, " Failure Condition");
+			if (cfva & 0x2) fprintf (stderr, " Up to Date (Correct)");
+			else fprintf (stderr, " Last Known");
+			if (cfva & 0x1) fprintf (stderr, " Valid RFSS Connection Active");
+			process_channel_to_freq (opts, state, channelt);
+
 
 		}
 
@@ -1334,19 +1513,23 @@ void process_MAC_VPDU(dsd_opts * opts, dsd_state * state, int type, unsigned lon
 		if (MAC[1+len_a] == 0xFC) 
 		{
 			int lra = MAC[2+len_a];
+			int cfva = MAC[3+len_a] >> 4; 
 			int lsysid = ((MAC[3+len_a] & 0xF) << 8) | MAC[4+len_a];
 			int rfssid = MAC[5+len_a];
 			int siteid = MAC[6+len_a];
 			int channelt = (MAC[7+len_a] << 8) | MAC[8+len_a];
 			int channelr = (MAC[9+len_a] << 8) | MAC[10+len_a];
-			int sysclass = MAC[9+len_a];
-			if (1 == 1) //state->p2_is_lcch == 1
-			{
-				fprintf (stderr, "\n Adjacent Status Broadcast - Extended\n");
-				fprintf (stderr, "  LRA [%02X] RFSS[%03d] SYSID [%03X] SITE [%03X] CHAN-T [%04X] CHAN-R [%04X] SSC [%02X]", lra, rfssid, lsysid, siteid, channelt, channelr, sysclass);
-				process_channel_to_freq (opts, state, channelt);
-				process_channel_to_freq (opts, state, channelr);
-			}
+			int sysclass = MAC[11+len_a];  //need to re-check this 
+			fprintf (stderr, "\n Adjacent Status Broadcast - Extended\n");
+			fprintf (stderr, "  LRA [%02X] RFSS[%03d] SYSID [%03X] SITE [%03X] CHAN-T [%04X] CHAN-R [%04X] SSC [%02X]\n  ", lra, rfssid, lsysid, siteid, channelt, channelr, sysclass);
+			if (cfva & 0x8) fprintf (stderr, " Conventional");
+			if (cfva & 0x4) fprintf (stderr, " Failure Condition");
+			if (cfva & 0x2) fprintf (stderr, " Up to Date (Correct)");
+			else fprintf (stderr, " Last Known");
+			if (cfva & 0x1) fprintf (stderr, " Valid RFSS Connection Active");
+			process_channel_to_freq (opts, state, channelt);
+			process_channel_to_freq (opts, state, channelr);
+
 
 		}
 

src/p25p2_xcch.c

@@ -13,6 +13,9 @@ void process_SACCH_MAC_PDU (dsd_opts * opts, dsd_state * state, int payload[180]
 	//Figure out which PDU we are looking at, see above info on 8.4.1
 	//reorganize bits into bytes and process accordingly
 
+	//new slot variable with flipped assignment for SACCH
+	uint8_t slot = (state->currentslot ^ 1) & 1;
+
 	unsigned long long int SMAC[24] = {0}; //22.5 bytes for SACCH MAC PDUs
 	int byte = 0;
 	int k = 0;
@@ -206,6 +209,9 @@ void process_SACCH_MAC_PDU (dsd_opts * opts, dsd_state * state, int payload[180]
 			//close any open MBEout files
  			if (opts->mbe_out_f != NULL) closeMbeOutFile (opts, state);
 
+			//blank the call string here -- slot variable is already flipped accordingly for sacch
+			sprintf (state->call_string[slot], "%s", "                     "); //21 spaces
+
 		}
 		if (state->currentslot == 0)
 		{
@@ -236,6 +242,10 @@ void process_SACCH_MAC_PDU (dsd_opts * opts, dsd_state * state, int payload[180]
 		fprintf (stderr, "%s", KYEL);
 		process_MAC_VPDU(opts, state, 1, SMAC);
 		fprintf (stderr, "%s", KNRM);
+
+		//blank the call string here -- slot variable is already flipped accordingly for sacch
+		sprintf (state->call_string[slot], "%s", "                     "); //21 spaces
+
 	}
 	if (opcode == 0x4 && err == 0)
 	{
@@ -280,6 +290,9 @@ void process_FACCH_MAC_PDU (dsd_opts * opts, dsd_state * state, int payload[156]
 	//Figure out which PDU we are looking at, see above info on 8.4.1
 	//reorganize bits into bytes and process accordingly
 
+	//new slot variable
+	uint8_t slot = state->currentslot;
+
 	unsigned long long int FMAC[24] = {0}; //19.5 bytes for FACCH MAC PDUs, add padding to end
 	int byte = 0;
 	int k = 0;
@@ -433,6 +446,9 @@ void process_FACCH_MAC_PDU (dsd_opts * opts, dsd_state * state, int payload[156]
 
 			//close any open MBEout files
  			if (opts->mbe_out_f != NULL) closeMbeOutFile (opts, state);
+
+			//blank the call string here 
+			sprintf (state->call_string[slot], "%s", "                     "); //21 spaces
 			
 		}
 		if (state->currentslot == 1)
@@ -484,6 +500,10 @@ void process_FACCH_MAC_PDU (dsd_opts * opts, dsd_state * state, int payload[156]
 		fprintf (stderr, "%s", KYEL);
 		process_MAC_VPDU(opts, state, 0, FMAC);
 		fprintf (stderr, "%s", KNRM);
+
+		//blank the call string here 
+		sprintf (state->call_string[slot], "%s", "                     "); //21 spaces
+			
 	}
 	if (opcode == 0x4 && err == 0)
 	{

src/x2tdma_voice.c

@@ -630,7 +630,7 @@ processX2TDMAvoice (dsd_opts * opts, dsd_state * state)
     {
       if ((eeei == 0) && (aiei == 0))
         {
-          processP25lcw (opts, state, lcformat, mfid, lcinfo);
+          // processP25lcw (opts, state, lcformat, mfid, lcinfo);
         }
       if (opts->p25enc == 1)
         {