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FIX: Better legic annotation, show which byte was targeted during rea…
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…d and write commands.
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iceman1001 committed Sep 3, 2016
1 parent b98827f commit e619ddc
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Showing 2 changed files with 20 additions and 11 deletions.
29 changes: 19 additions & 10 deletions client/cmdhf.c
Original file line number Diff line number Diff line change
Expand Up @@ -371,13 +371,21 @@ void annotateIso14443b(char *exp, size_t size, uint8_t* cmd, uint8_t cmdsize) {
// 0 = write
// Quite simpel tag
void annotateLegic(char *exp, size_t size, uint8_t* cmd, uint8_t cmdsize){
switch(cmd[0]) {
case LEGIC_HSK :snprintf(exp, size, "HANDSHAKE");break;
case LEGIC_READ :snprintf(exp, size, "READ");break;
case LEGIC_WRITE :snprintf(exp, size, "WRITE");break;
default :snprintf(exp,size,"?"); break;
}

if ( cmdsize > 1) {
switch(cmd[0]) {
case LEGIC_READ :snprintf(exp, size, "READ Byte(%d)", cmd[1]);break;
case LEGIC_WRITE :snprintf(exp, size, "WRITE Byte(%d)", cmd[1]);break;
default :snprintf(exp, size, "?"); break;
}
} else {
switch(cmd[0]) {
case LEGIC_HSK :snprintf(exp, size, "END Handshake");break;
default :snprintf(exp, size, "?"); break;
}
}
}

/**
* @brief iso14443A_CRC_check Checks CRC in command or response
* @param isResponse
Expand Down Expand Up @@ -491,6 +499,9 @@ uint8_t iclass_CRC_check(bool isResponse, uint8_t* data, uint8_t len)

uint8_t legic_CRC_check(bool isResponse, uint8_t* data, uint8_t len){
if (len > 2) return 2;

uint8_t calccrc = CRC8Legic(data, len);

return 0;
// crc_init(&legic_crc, 4, 0x19 >> 1, 0x5, 0);
// crc_clear(&legic_crc);
Expand Down Expand Up @@ -654,17 +665,15 @@ uint16_t printTraceLine(uint16_t tracepos, uint16_t traceLen, uint8_t *trace, ui
}
}

if(data_len == 0 )
if (data_len == 0 )
sprintf(line[0],"<empty trace - possible error>");


//--- Draw the CRC column
char *crc = (crcStatus == 0 ? "!crc" : (crcStatus == 1 ? " ok " : " "));

EndOfTransmissionTimestamp = timestamp + duration;

if(!isResponse)
{
if (!isResponse) {
switch(protocol) {
case ICLASS: annotateIclass(explanation,sizeof(explanation),frame,data_len); break;
case ISO_14443A: annotateIso14443a(explanation,sizeof(explanation),frame,data_len); break;
Expand Down
2 changes: 1 addition & 1 deletion common/protocols.h
Original file line number Diff line number Diff line change
Expand Up @@ -326,7 +326,7 @@ ISO 7816-4 Basic interindustry commands. For command APDU's.
#define MFDES_AUTHENTICATION_FRAME 0xAF

// LEGIC Commands
#define LEGIC_HSK 0xFF
#define LEGIC_HSK 0x39
#define LEGIC_READ 0x01
#define LEGIC_WRITE 0x00

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