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Event History Setup: #287

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Make Tweaks / Fixes to DMR Talker Alias;

Setup for Hytera Enhanced RC4 Cipher (LFSR Works, Cipher Untested / Unknown Working State);
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lwvmobile
2025-05-01 20:40:35 -04:00
parent 3563399126
commit 934b95cde8
8 changed files with 141 additions and 16 deletions
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4
include/dsd.h
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@@ -1586,7 +1586,9 @@ void aes_ctr_bytewise_payload_crypt (uint8_t * iv, uint8_t * key, uint8_t * payl
void aes_ctr_bitwise_payload_crypt (uint8_t * iv, uint8_t * key, uint8_t * payload, int type);
//Hytera Enhanced
void hytera_enhanced_enc_setup(dsd_opts * opts, dsd_state * state, unsigned long long int key_value, unsigned long long int mi_value);
void hytera_enhanced_rc4_setup(dsd_opts * opts, dsd_state * state, unsigned long long int key_value, unsigned long long int mi_value);
unsigned long long int hytera_lfsr(uint8_t * mi, uint8_t * taps, uint8_t len);
void hytera_enhanced_alg_refresh(dsd_state * state);
//LFSR to expand either a DMR 32-bit or P25/NXDN 64-bit MI into a 128-bit IV for AES
void LFSR128(dsd_state * state);