From aabb719dc4e9af383e20c79647612755957bca00 Mon Sep 17 00:00:00 2001 From: Martin Holst Swende Date: Sat, 7 Feb 2015 20:55:17 +0100 Subject: [PATCH] Moved LogTraceHitag to BigBuf (no changes to the function ... yet) --- armsrc/BigBuf.c | 26 ++++++++++++++++++++++++++ armsrc/BigBuf.h | 2 +- armsrc/hitag2.c | 27 +-------------------------- 3 files changed, 28 insertions(+), 27 deletions(-) diff --git a/armsrc/BigBuf.c b/armsrc/BigBuf.c index 1b5e5482..18db66f3 100644 --- a/armsrc/BigBuf.c +++ b/armsrc/BigBuf.c @@ -183,3 +183,29 @@ bool RAMFUNC LogTrace(const uint8_t *btBytes, uint16_t iLen, uint32_t timestamp_ return TRUE; } +int LogTraceHitag(const uint8_t * btBytes, int iBits, int iSamples, uint32_t dwParity, int bReader) +{ + static uint16_t traceLen = 0; + uint8_t *trace = BigBuf_get_addr(); + + // Return when trace is full + if (traceLen + sizeof(rsamples) + sizeof(dwParity) + sizeof(iBits) + nbytes(iBits) > BigBuf_max_traceLen()) 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; +} diff --git a/armsrc/BigBuf.h b/armsrc/BigBuf.h index 5cca1000..be558979 100644 --- a/armsrc/BigBuf.h +++ b/armsrc/BigBuf.h @@ -33,5 +33,5 @@ uint16_t BigBuf_get_traceLen(void); void clear_trace(); void set_tracing(bool enable); bool RAMFUNC LogTrace(const uint8_t *btBytes, uint16_t iLen, uint32_t timestamp_start, uint32_t timestamp_end, uint8_t *parity, bool readerToTag); - +int LogTraceHitag(const uint8_t * btBytes, int iBits, int iSamples, uint32_t dwParity, int bReader); #endif /* __BIGBUF_H */ diff --git a/armsrc/hitag2.c b/armsrc/hitag2.c index 7ca79930..4b173d6f 100644 --- a/armsrc/hitag2.c +++ b/armsrc/hitag2.c @@ -21,6 +21,7 @@ #include "util.h" #include "hitag2.h" #include "string.h" +#include "BigBuf.h" static bool bQuiet; @@ -30,32 +31,6 @@ static bool bPwd; static bool bSuccessful; -static int LogTraceHitag(const uint8_t * btBytes, int iBits, int iSamples, uint32_t dwParity, int bReader) -{ - static uint16_t traceLen = 0; - uint8_t *trace = BigBuf_get_addr(); - - // Return when trace is full - if (traceLen + sizeof(rsamples) + sizeof(dwParity) + sizeof(iBits) + nbytes(iBits) > BigBuf_max_traceLen()) 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; -- 2.39.5