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Generic tracing pt.3 : reworking how iso14443b-traces are stored in ARM-memory

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Martin Holst Swende 2015-01-21 23:53:40 +01:00
commit 9e8255d4e9
5 changed files with 32 additions and 24 deletions
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24
client/cmdhf.c
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@ -413,15 +413,18 @@ uint16_t printTraceLine(uint16_t tracepos, uint8_t* trace, uint8_t protocol, boo
if (tracepos + data_len + parity_len >= TRACE_SIZE) {
return TRACE_SIZE;
}
uint8_t *frame = trace + tracepos;
tracepos += data_len;
uint8_t *parityBytes = trace + tracepos;
tracepos += parity_len;
//--- Draw the data column
//char line[16][110];
char line[16][110];
for (int j = 0; j < data_len; j++) {
for (int j = 0; j < data_len && j/16 < 16; j++) {
int oddparity = 0x01;
int k;
@ -430,11 +433,17 @@ uint16_t printTraceLine(uint16_t tracepos, uint8_t* trace, uint8_t protocol, boo
}
uint8_t parityBits = parityBytes[j>>3];
if (isResponse && (oddparity != ((parityBits >> (7-(j&0x0007))) & 0x01))) {
sprintf(line[j/16]+((j%16)*4), "%02x! ", frame[j]);
snprintf(line[j/16]+(( j % 16) * 4),110, "%02x! ", frame[j]);
} else {
sprintf(line[j/16]+((j%16)*4), "%02x ", frame[j]);
snprintf(line[j/16]+(( j % 16) * 4),110, "%02x! ", frame[j]);
}
}
if(data_len == 0)
{
if(data_len == 0){
sprintf(line[0],"<empty trace - possible error>");
}
}
//--- Draw the CRC column
@ -479,8 +488,8 @@ uint16_t printTraceLine(uint16_t tracepos, uint8_t* trace, uint8_t protocol, boo
annotateIso14443b(explanation,sizeof(explanation),frame,data_len);
}
int num_lines = (data_len - 1)/16 + 1;
for (int j = 0; j < num_lines; j++) {
int num_lines = MIN((data_len - 1)/16 + 1, 16);
for (int j = 0; j < num_lines ; j++) {
if (j == 0) {
PrintAndLog(" %9d | %9d | %s | %-64s| %s| %s",
(timestamp - first_timestamp),
@ -573,7 +582,6 @@ int CmdHFList(const char *Cmd)
uint16_t tracepos = 0;
GetFromBigBuf(trace, TRACE_SIZE, 0);
WaitForResponse(CMD_ACK, NULL);
PrintAndLog("Recorded Activity");
PrintAndLog("");
PrintAndLog("Start = Start of Start Bit, End = End of last modulation. Src = Source of Transfer");