diff --git a/src/main/java/io/github/dsheirer/module/decode/dmr/DMRDecoderState.java b/src/main/java/io/github/dsheirer/module/decode/dmr/DMRDecoderState.java
index 2f6db237..d7a59d5d 100644
--- a/src/main/java/io/github/dsheirer/module/decode/dmr/DMRDecoderState.java
+++ b/src/main/java/io/github/dsheirer/module/decode/dmr/DMRDecoderState.java
@@ -101,6 +101,7 @@ import io.github.dsheirer.module.decode.ip.hytera.shortdata.HyteraShortDataPacke
import io.github.dsheirer.module.decode.ip.hytera.sms.HyteraSmsPacket;
import io.github.dsheirer.module.decode.ip.mototrbo.ars.ARSPacket;
import io.github.dsheirer.module.decode.ip.mototrbo.lrrp.LRRPPacket;
+import io.github.dsheirer.module.decode.ip.mototrbo.tms.TMSPacket;
import io.github.dsheirer.module.decode.ip.mototrbo.xcmp.XCMPPacket;
import io.github.dsheirer.protocol.Protocol;
import io.github.dsheirer.source.tuner.channel.rotation.AddChannelRotationActiveStateRequest;
@@ -503,6 +504,19 @@ public class DMRDecoderState extends TimeslotDecoderState
.build();
broadcast(shortDataEvent);
}
+ //Motorola TMS
+ else if(packet.getPacket() instanceof TMSPacket tms)
+ {
+ MutableIdentifierCollection mic = new MutableIdentifierCollection(packet.getIdentifiers());
+
+ DecodeEvent shortDataEvent = DMRDecodeEvent.builder(DecodeEventType.TEXT_MESSAGE, packet.getTimestamp())
+ .channel(getCurrentChannel())
+ .identifiers(mic)
+ .timeslot(getTimeslot())
+ .details(tms.toString())
+ .build();
+ broadcast(shortDataEvent);
+ }
//Motorola XCMP
else if(packet.getPacket() instanceof XCMPPacket xcmp)
{
diff --git a/src/main/java/io/github/dsheirer/module/decode/event/DecodeEventType.java b/src/main/java/io/github/dsheirer/module/decode/event/DecodeEventType.java
index 9672b750..0ab74ef9 100644
--- a/src/main/java/io/github/dsheirer/module/decode/event/DecodeEventType.java
+++ b/src/main/java/io/github/dsheirer/module/decode/event/DecodeEventType.java
@@ -1,6 +1,6 @@
/*
* *****************************************************************************
- * Copyright (C) 2014-2024 Dennis Sheirer
+ * Copyright (C) 2014-2025 Dennis Sheirer
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
@@ -78,6 +78,7 @@ public enum DecodeEventType
SMS("SMS"),
STATION_ID("Station ID"),
STATUS("Status"),
+ TEXT_MESSAGE("Text Message"),
UDP_PACKET("UDP/IP Packet"),
UNKNOWN_PACKET("Unknown Packet"),
XCMP("Motorola XCMP"),
diff --git a/src/main/java/io/github/dsheirer/module/decode/ip/PacketMessageFactory.java b/src/main/java/io/github/dsheirer/module/decode/ip/PacketMessageFactory.java
index a631dc23..a40dc388 100644
--- a/src/main/java/io/github/dsheirer/module/decode/ip/PacketMessageFactory.java
+++ b/src/main/java/io/github/dsheirer/module/decode/ip/PacketMessageFactory.java
@@ -1,6 +1,6 @@
/*
* *****************************************************************************
- * Copyright (C) 2014-2023 Dennis Sheirer
+ * Copyright (C) 2014-2025 Dennis Sheirer
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
@@ -27,6 +27,7 @@ import io.github.dsheirer.module.decode.ip.ipv4.IPV4Header;
import io.github.dsheirer.module.decode.ip.ipv4.IPV4Packet;
import io.github.dsheirer.module.decode.ip.mototrbo.ars.ARSPacket;
import io.github.dsheirer.module.decode.ip.mototrbo.lrrp.LRRPPacket;
+import io.github.dsheirer.module.decode.ip.mototrbo.tms.TMSPacket;
import io.github.dsheirer.module.decode.ip.mototrbo.xcmp.XCMPPacket;
import io.github.dsheirer.module.decode.ip.udp.UDPPacket;
import io.github.dsheirer.module.decode.ip.udp.UDPPort;
@@ -132,7 +133,7 @@ public class PacketMessageFactory
case 4005: //Automatic Registration Service
return new ARSPacket(binaryMessage, offset);
case 4007: //Text Message Service
- break;
+ return new TMSPacket(binaryMessage, offset);
case 4008: //Telemetry Service
break;
case 4009: //Over The Air Programming (OTAP)
diff --git a/src/main/java/io/github/dsheirer/module/decode/ip/mototrbo/tms/TMSHeader.java b/src/main/java/io/github/dsheirer/module/decode/ip/mototrbo/tms/TMSHeader.java
new file mode 100644
index 00000000..3e882ca5
--- /dev/null
+++ b/src/main/java/io/github/dsheirer/module/decode/ip/mototrbo/tms/TMSHeader.java
@@ -0,0 +1,84 @@
+/*
+ * *****************************************************************************
+ * Copyright (C) 2014-2025 Dennis Sheirer
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see
+ * ****************************************************************************
+ */
+
+package io.github.dsheirer.module.decode.ip.mototrbo.tms;
+
+import io.github.dsheirer.bits.BinaryMessage;
+import io.github.dsheirer.identifier.Identifier;
+import io.github.dsheirer.module.decode.ip.Header;
+import java.util.Collections;
+import java.util.List;
+
+/**
+ * Text Messaging Service (TMS) Header
+ *
+ * The payload contains 4x bytes of ?UTF-8? values (0-9) indicating the message length followed by UTF-16 Little Endian
+ * characters.
+ */
+public class TMSHeader extends Header
+{
+ /**
+ * Constructs a parser for a header contained within a binary message starting at the offset.
+ *
+ * @param message containing the header
+ * @param offset to the header within the message
+ */
+ public TMSHeader(BinaryMessage message, int offset)
+ {
+ super(message, offset);
+ }
+
+ /**
+ * Character count is stored in the first 4x bytes as UTF-8 values.
+ */
+ public int getCharacterCount()
+ {
+ StringBuilder sb = new StringBuilder();
+ sb.append((char)getMessage().getByte(getOffset() + 0));
+ sb.append((char)getMessage().getByte(getOffset() + 8));
+ sb.append((char)getMessage().getByte(getOffset() + 16));
+ sb.append((char)getMessage().getByte(getOffset() + 24));
+
+ try
+ {
+ return Integer.parseInt(sb.toString());
+ }
+ catch(Exception e)
+ {
+ return 0;
+ }
+ }
+
+ /**
+ * Length of this header in bits
+ */
+ @Override
+ public int getLength()
+ {
+ return 32;
+ }
+
+ /**
+ * Identifiers for this packet
+ */
+ public List getIdentifiers()
+ {
+ return Collections.emptyList();
+ }
+}
diff --git a/src/main/java/io/github/dsheirer/module/decode/ip/mototrbo/tms/TMSPacket.java b/src/main/java/io/github/dsheirer/module/decode/ip/mototrbo/tms/TMSPacket.java
new file mode 100644
index 00000000..fbf2ec24
--- /dev/null
+++ b/src/main/java/io/github/dsheirer/module/decode/ip/mototrbo/tms/TMSPacket.java
@@ -0,0 +1,102 @@
+/*
+ * *****************************************************************************
+ * Copyright (C) 2014-2025 Dennis Sheirer
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see
+ * ****************************************************************************
+ */
+
+package io.github.dsheirer.module.decode.ip.mototrbo.tms;
+
+import io.github.dsheirer.bits.CorrectedBinaryMessage;
+import io.github.dsheirer.identifier.Identifier;
+import io.github.dsheirer.module.decode.ip.IPacket;
+import io.github.dsheirer.module.decode.ip.Packet;
+import java.nio.charset.StandardCharsets;
+import java.util.Collections;
+import java.util.List;
+
+/**
+ * Text Messaging Service (TMS) message packet.
+ */
+public class TMSPacket extends Packet
+{
+ private TMSHeader mHeader;
+
+ /**
+ * Constructs a parser for a header contained within a binary message starting at the offset.
+ *
+ * @param message containing the packet
+ * @param offset to the packet within the message
+ */
+ public TMSPacket(CorrectedBinaryMessage message, int offset)
+ {
+ super(message, offset);
+ }
+
+ public String toString()
+ {
+ StringBuilder sb = new StringBuilder();
+ sb.append("TEXT MESSAGE: ").append(getTextMessage());
+ return sb.toString();
+ }
+
+ /**
+ * Extracts the text message payload.
+ */
+ public String getTextMessage()
+ {
+ int byteCount = (getMessage().length() - 32) / 8;
+
+ if(byteCount > 0)
+ {
+ byte[] message = new byte[byteCount];
+
+ for(int x = 0; x < byteCount; x++)
+ {
+ message[x] = getMessage().getByte(getOffset() + 32 + (x * 8));
+ }
+
+ return new String(message, StandardCharsets.UTF_16LE);
+ }
+
+ return "(ERROR-INSUFFICIENT BYTES)";
+ }
+
+
+ @Override
+ public TMSHeader getHeader()
+ {
+ if(mHeader == null)
+ {
+ mHeader = new TMSHeader(getMessage(), getOffset());
+ }
+
+ return mHeader;
+ }
+
+ @Override
+ public IPacket getPayload()
+ {
+ //There is no child payload.
+ return null;
+ }
+
+ @Override
+ public List getIdentifiers()
+ {
+ //Massage and Header don't have any additional identifiers.
+ return Collections.emptyList();
+ }
+}