X-Git-Url: http://cvs.zerfleddert.de/cgi-bin/gitweb.cgi/proxmark3-svn/blobdiff_plain/2b3af97df2b9368ea02cab49898b931d1c3d0598..817d70961524a99d0d4acf9a7f49b422a1736678:/client/util.c diff --git a/client/util.c b/client/util.c index 0dd6905e..797a9392 100644 --- a/client/util.c +++ b/client/util.c @@ -108,7 +108,7 @@ void print_hex(const uint8_t * data, const size_t len) printf("\n"); } -char * sprint_hex(const uint8_t * data, const size_t len) { +char *sprint_hex(const uint8_t *data, const size_t len) { int maxLen = ( len > 1024/3) ? 1024/3 : len; static char buf[1024]; @@ -117,14 +117,14 @@ char * sprint_hex(const uint8_t * data, const size_t len) { size_t i; for (i=0; i < maxLen; ++i, tmp += 3) - sprintf(tmp, "%02x ", data[i]); + sprintf(tmp, "%02X ", data[i]); return buf; } char *sprint_bin_break(const uint8_t *data, const size_t len, const uint8_t breaks) { - int maxLen = ( len > 1024) ? 1024 : len; + int maxLen = ( len > 1020) ? 1020 : len; static char buf[1024]; memset(buf, 0x00, 1024); char *tmp = buf; @@ -248,7 +248,7 @@ char param_getchar(const char *line, int paramnum) uint8_t param_get8(const char *line, int paramnum) { - return param_get8ex(line, paramnum, 10, 0); + return param_get8ex(line, paramnum, 0, 10); } /** @@ -444,3 +444,27 @@ void wiegand_add_parity(char *target, char *source, char length) target += length; *(target)= GetParity(source + length / 2, ODD, length / 2); } + +void xor(unsigned char * dst, unsigned char * src, size_t len) { + for( ; len > 0; len--,dst++,src++) + *dst ^= *src; +} + +int32_t le24toh (uint8_t data[3]) { + return (data[2] << 16) | (data[1] << 8) | data[0]; +} + + +uint32_t PackBits(uint8_t start, uint8_t len, uint8_t* bits) { + + int i = start; + int j = len-1; + + if (len > 32) return 0; + + uint32_t tmp = 0; + for (; j >= 0; --j, ++i) + tmp |= bits[i] << j; + + return tmp; +}