X-Git-Url: http://git.zerfleddert.de/cgi-bin/gitweb.cgi/proxmark3-svn/blobdiff_plain/665775c844a3f8f1efe055cd25462b3cd7a7441a..d976c9ddb2b57ff690cbdca033f5423983f60635:/armsrc/BigBuf.c diff --git a/armsrc/BigBuf.c b/armsrc/BigBuf.c index 6e99a793..a938d5c6 100644 --- a/armsrc/BigBuf.c +++ b/armsrc/BigBuf.c @@ -88,6 +88,16 @@ void BigBuf_free_keep_EM(void) } } +void BigBuf_print_status(void) +{ + Dbprintf("Memory"); + Dbprintf(" BIGBUF_SIZE.............%d", BIGBUF_SIZE); + Dbprintf(" BigBuf_hi .............%d", BigBuf_hi); + Dbprintf("Tracing"); + Dbprintf(" tracing ................%d", tracing); + Dbprintf(" traceLen ...............%d", traceLen); +} + // return the maximum trace length (i.e. the unallocated size of BigBuf) uint16_t BigBuf_max_traceLen(void) @@ -96,9 +106,6 @@ uint16_t BigBuf_max_traceLen(void) } void clear_trace() { - uint8_t *trace = BigBuf_get_addr(); - uint16_t max_traceLen = BigBuf_max_traceLen(); - memset(trace, 0x44, max_traceLen); traceLen = 0; } @@ -176,15 +183,16 @@ bool RAMFUNC LogTrace(const uint8_t *btBytes, uint16_t iLen, uint32_t timestamp_ } traceLen += num_paritybytes; - if(traceLen +4 < max_traceLen) - { //If it hadn't been cleared, for whatever reason.. - memset(trace+traceLen,0x44, 4); - } - return TRUE; } -int LogTraceHitag(const uint8_t * btBytes, int iBits, int iSamples, uint32_t dwParity, int bReader) + + +int LogTraceHitag(const uint8_t * btBytes, int iBits, int iSamples, uint32_t dwParity, int readerToTag) { + /** + Todo, rewrite the logger to use the generic functionality instead. It should be noted, however, + that this logger takes number of bits as argument, not number of bytes. + **/ if (!tracing) return FALSE; @@ -196,7 +204,7 @@ int LogTraceHitag(const uint8_t * btBytes, int iBits, int iSamples, uint32_t dwP //Hitag traces appear to use this traceformat: // 32 bits timestamp (little endian,Highest Bit used as readerToTag flag) // 32 bits parity - // 8 bits size (number of bits in the trace entry) + // 8 bits size (number of bits in the trace entry, not number of bytes) // y Bytes data rsamples += iSamples; @@ -205,7 +213,7 @@ int LogTraceHitag(const uint8_t * btBytes, int iBits, int iSamples, uint32_t dwP trace[traceLen++] = ((rsamples >> 16) & 0xff); trace[traceLen++] = ((rsamples >> 24) & 0xff); - if (!bReader) { + if (!readerToTag) { trace[traceLen - 1] |= 0x80; } @@ -220,3 +228,16 @@ int LogTraceHitag(const uint8_t * btBytes, int iBits, int iSamples, uint32_t dwP return TRUE; } +// Emulator memory +uint8_t emlSet(uint8_t *data, uint32_t offset, uint32_t length){ + uint8_t* mem = BigBuf_get_EM_addr(); + if(offset+length < CARD_MEMORY_SIZE) + { + memcpy(mem+offset, data, length); + return 0; + }else + { + Dbprintf("Error, trying to set memory outside of bounds! %d > %d", (offset+length), CARD_MEMORY_SIZE); + return 1; + } +}