github/proxmark3
1
0
Fork 0
mirror of https://github.com/Proxmark/proxmark3.git synced 2025-08-14 10:36:58 -07:00
Code Issues Projects Releases Packages Wiki Activity Actions

added hitag bit count output in log

Browse source
This commit is contained in:
roel@libnfc.org 2013-03-11 15:07:23 +00:00
commit 47e18126ec
2 changed files with 48 additions and 28 deletions
Download patch file Download diff file Expand all files Collapse all files

46
armsrc/hitag2.c
View file

@ -29,6 +29,34 @@ bool bAuthenticating;
bool bPwd;
bool bSuccessful;
size_t nbytes(size_t nbits) {
return (nbits/8)+((nbits%8)>0);
}
int LogTraceHitag(const uint8_t * btBytes, int iBits, int iSamples, uint32_t dwParity, int bReader)
{
// Return when trace is full
if (traceLen >= TRACE_SIZE) return FALSE;
// Trace the random, i'm curious
rsamples += iSamples;
trace[traceLen++] = ((rsamples >> 0) & 0xff);
trace[traceLen++] = ((rsamples >> 8) & 0xff);
trace[traceLen++] = ((rsamples >> 16) & 0xff);
trace[traceLen++] = ((rsamples >> 24) & 0xff);
if (!bReader) {
trace[traceLen - 1] |= 0x80;
}
trace[traceLen++] = ((dwParity >> 0) & 0xff);
trace[traceLen++] = ((dwParity >> 8) & 0xff);
trace[traceLen++] = ((dwParity >> 16) & 0xff);
trace[traceLen++] = ((dwParity >> 24) & 0xff);
trace[traceLen++] = iBits;
memcpy(trace + traceLen, btBytes, nbytes(iBits));
traceLen += nbytes(iBits);
return TRUE;
}
struct hitag2_tag {
uint32_t uid;
enum {
@ -153,10 +181,6 @@ static u32 _hitag2_byte (u64 * x)
return c;
}
size_t nbytes(size_t nbits) {
return (nbits/8)+((nbits%8)>0);
}
int hitag2_reset(void)
{
tag.state = TAG_STATE_RESET;
@ -399,8 +423,8 @@ void hitag2_handle_reader_command(byte_t* rx, const size_t rxlen, byte_t* tx, si
break;
}
// LogTrace(rx,nbytes(rxlen),0,0,false);
// LogTrace(tx,nbytes(*txlen),0,0,true);
// LogTraceHitag(rx,rxlen,0,0,false);
// LogTraceHitag(tx,*txlen,0,0,true);
if(tag.crypto_active) {
hitag2_cipher_transcrypt(&(tag.cs), tx, *txlen/8, *txlen%8);
@ -853,7 +877,7 @@ void SnoopHitag(uint32_t type) {
// Check if frame was captured
if(rxlen > 0) {
frame_count++;
if (!LogTrace(rx,nbytes(rxlen),response,0,reader_frame)) {
if (!LogTraceHitag(rx,rxlen,response,0,reader_frame)) {
DbpString("Trace full");
break;
}
@ -1016,7 +1040,7 @@ void SimulateHitagTag(bool tag_mem_supplied, byte_t* data) {
if(rxlen > 4) {
frame_count++;
if (!bQuiet) {
if (!LogTrace(rx,nbytes(rxlen),response,0,true)) {
if (!LogTraceHitag(rx,rxlen,response,0,true)) {
DbpString("Trace full");
if (bQuitTraceFull) {
break;
@ -1045,7 +1069,7 @@ void SimulateHitagTag(bool tag_mem_supplied, byte_t* data) {
hitag_send_frame(tx,txlen);
// Store the frame in the trace
if (!bQuiet) {
if (!LogTrace(tx,nbytes(txlen),0,0,false)) {
if (!LogTraceHitag(tx,txlen,0,0,false)) {
DbpString("Trace full");
if (bQuitTraceFull) {
break;
@ -1226,7 +1250,7 @@ void ReaderHitag(hitag_function htf, hitag_data* htd) {
if(rxlen > 0) {
frame_count++;
if (!bQuiet) {
if (!LogTrace(rx,nbytes(rxlen),response,0,false)) {
if (!LogTraceHitag(rx,rxlen,response,0,false)) {
DbpString("Trace full");
if (bQuitTraceFull) {
break;
@ -1280,7 +1304,7 @@ void ReaderHitag(hitag_function htf, hitag_data* htd) {
frame_count++;
if (!bQuiet) {
// Store the frame in the trace
if (!LogTrace(tx,nbytes(txlen),HITAG_T_WAIT_2,0,true)) {
if (!LogTraceHitag(tx,txlen,HITAG_T_WAIT_2,0,true)) {
if (bQuitTraceFull) {
break;
} else {