ua1zbe
/
dsd-fme_20_06_2023
1
0
Fork 0
Code Issues Pull Requests Packages Projects Releases Wiki Activity

Code Tweak and Clean Up More DEV Code 

Tweaks to when to run LFSR and remove unused code
This commit is contained in:
lwvmobile 2022-06-12 13:10:26 -04:00 committed by GitHub
parent 3f586d9c98
commit c402dfff96
No known key found for this signature in database
GPG Key ID: 4AEE18F83AFDEB23
2 changed files with 23 additions and 102 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

121
src/dmr_sync.c
View File

@ -2096,16 +2096,16 @@ void ProcessDmrTerminaisonLC(dsd_opts * opts, dsd_state * state, uint8_t info[19
//assuming the TLC frame comes on the same slot as the call it was terminating? not sure? //assuming the TLC frame comes on the same slot as the call it was terminating? not sure?
if (state->currentslot == 0) if (state->currentslot == 0)
{ {
state->payload_algid = 0; //state->payload_algid = 0; //try disablign all of these?
state->payload_keyid = 0; //state->payload_keyid = 0;
//state->payload_mfid = 0; //state->payload_mfid = 0;
//state->payload_mi = 0; //let's try disabling this for a bit //state->payload_mi = 0; //let's try disabling this for a bit
} }
if (state->currentslot == 1) if (state->currentslot == 1)
{ {
state->payload_algidR = 0; //state->payload_algidR = 0; //try disablign all of these?
state->payload_keyidR = 0; //state->payload_keyidR = 0;
//state->payload_mfid = 0; //state->payload_mfid = 0;
//state->payload_miR = 0; ////let's try disabling this for a bit //state->payload_miR = 0; ////let's try disabling this for a bit
@ -2582,20 +2582,26 @@ int LFSR(dsd_state * state)
} }
if (state->currentslot == 0) if (state->currentslot == 0)
{ {
fprintf (stderr, "%s", KYEL); if (1 == 1)
fprintf (stderr, "\n Slot 1"); {
fprintf (stderr, " DMR PI Continuation ALG ID: 0x%02X KEY ID: 0x%02X", state->payload_algid, state->payload_keyid); fprintf (stderr, "%s", KYEL);
fprintf(stderr, " Next MI: 0x%08X", lfsr); fprintf (stderr, "\n Slot 1");
fprintf (stderr, "%s", KNRM); fprintf (stderr, " DMR PI Continuation ALG ID: 0x%02X KEY ID: 0x%02X", state->payload_algid, state->payload_keyid);
fprintf(stderr, " Next MI: 0x%08X", lfsr);
fprintf (stderr, "%s", KNRM);
}
state->payload_mi = lfsr; state->payload_mi = lfsr;
} }
else if (state->currentslot == 1) //else
{ {
fprintf (stderr, "%s", KYEL); if (1 == 1)
fprintf (stderr, "\n Slot 2"); {
fprintf (stderr, " DMR PI Continuation ALG ID: 0x%02X KEY ID: 0x%02X", state->payload_algidR, state->payload_keyidR); fprintf (stderr, "%s", KYEL);
fprintf(stderr, " Next MI: 0x%08X", lfsr); fprintf (stderr, "\n Slot 2");
fprintf (stderr, "%s", KNRM); fprintf (stderr, " DMR PI Continuation ALG ID: 0x%02X KEY ID: 0x%02X", state->payload_algidR, state->payload_keyidR);
fprintf(stderr, " Next MI: 0x%08X", lfsr);
fprintf (stderr, "%s", KNRM);
}
state->payload_miR = lfsr; state->payload_miR = lfsr;
} }
} }
@ -2776,89 +2782,4 @@ uint8_t ComputeCrc5Bit(uint8_t * DMRData)
return CRC; return CRC;
} /* End ComputeCrc5Bit() */ } /* End ComputeCrc5Bit() */
/*
* @brief : This function returns the Algorithm ID into an explicit string
*
* @param AlgID : The algorithm ID
* @arg : 0x21 for ARC4
* @arg : 0x22 for DES
* @arg : 0x25 for AES256
*
* @return A constant string pointer that explain the Alg ID used
*/
/*
uint8_t * DmrAlgIdToStr(uint8_t AlgID)
{
if(AlgID == 0x21) return (uint8_t *)"ARC4";
else if(AlgID == 0x25) return (uint8_t *)"AES256";
else return (uint8_t *)"UNKNOWN";
//state->payload_algid = AlgID;
} // End DmrAlgIdToStr
*/
/*
* @brief : This function returns the encryption mode into an explicit string
*
* @param PrivacyMode : The algorithm ID
* @arg : MODE_UNENCRYPTED
* @arg : MODE_BASIC_PRIVACY
* @arg : MODE_ENHANCED_PRIVACY_ARC4
* @arg : MODE_ENHANCED_PRIVACY_DES
* @arg : MODE_ENHANCED_PRIVACY_AES256
* @arg : MODE_HYTERA_BASIC_40_BIT
* @arg : MODE_HYTERA_BASIC_128_BIT
* @arg : MODE_HYTERA_BASIC_256_BIT
*
* @return A constant string pointer that explain the encryption mode used
*/
/*
uint8_t * DmrAlgPrivacyModeToStr(uint32_t PrivacyMode)
{
switch(PrivacyMode)
{
case MODE_UNENCRYPTED:
{
return (uint8_t *)"NOT ENC";
break;
}
case MODE_BASIC_PRIVACY:
{
return (uint8_t *)"BP";
break;
}
case MODE_ENHANCED_PRIVACY_ARC4:
{
return (uint8_t *)"EP ARC4";
break;
}
case MODE_ENHANCED_PRIVACY_AES256:
{
return (uint8_t *)"EP AES256";
break;
}
case MODE_HYTERA_BASIC_40_BIT:
{
return (uint8_t *)"HYTERA BASIC 40 BIT";
break;
}
case MODE_HYTERA_BASIC_128_BIT:
{
return (uint8_t *)"HYTERA BASIC 128 BIT";
break;
}
case MODE_HYTERA_BASIC_256_BIT:
{
return (uint8_t *)"HYTERA BASIC 256 BIT";
break;
}
default:
{
return (uint8_t *)"UNKNOWN";
break;
}
} // End switch(PrivacyMode) /
} //End DmrAlgPrivacyModeToStr() /
*/
/* End of file */ /* End of file */

4
src/dmr_voice.c
View File

@ -646,8 +646,8 @@ void processDMRvoice (dsd_opts * opts, dsd_state * state)
ProcessDMR(opts, state); ProcessDMR(opts, state);
//LFSR if required, change condition? //LFSR if required, change condition?
if ( (state->currentslot == 0 && state->payload_algid != 0 && opts->payload == 1) || if ( (state->currentslot == 0 && state->payload_algid != 0 ) || //&& opts->payload == 1
(state->currentslot == 1 && state->payload_algidR != 0 && opts->payload == 1) ) (state->currentslot == 1 && state->payload_algidR != 0 ) ) //&& opts->payload == 1
{ {
LFSR(state); LFSR(state);
} }