X-Git-Url: https://git.zerfleddert.de/cgi-bin/gitweb.cgi/proxmark3-svn/blobdiff_plain/3bc3598e880b68870cfcc55fbdda443d77395809..4ecde0e1ff60d5e3d217dc1e5ca12c78864804cc:/client/util.c diff --git a/client/util.c b/client/util.c index 0418dd98..6b47eab9 100644 --- a/client/util.c +++ b/client/util.c @@ -213,6 +213,7 @@ int param_getptr(const char *line, int *bg, int *en, int paramnum) return 0; } + char param_getchar(const char *line, int paramnum) { int bg, en; @@ -227,6 +228,36 @@ uint8_t param_get8(const char *line, int paramnum) return param_get8ex(line, paramnum, 10, 0); } +/** + * @brief Reads a decimal integer (actually, 0-254, not 255) + * @param line + * @param paramnum + * @return -1 if error + */ +uint8_t param_getdec(const char *line, int paramnum, uint8_t *destination) +{ + uint8_t val = param_get8ex(line, paramnum, 255, 10); + printf("read %i", (int8_t ) val); + if( (int8_t) val == -1) return 1; + (*destination) = val; + return 0; +} +/** + * @brief Checks if param is decimal + * @param line + * @param paramnum + * @return + */ +uint8_t param_isdec(const char *line, int paramnum) +{ + int bg, en; + //TODO, check more thorougly + if (!param_getptr(line, &bg, &en, paramnum)) return 1; + // return strtoul(&line[bg], NULL, 10) & 0xff; + + return 0; +} + uint8_t param_get8ex(const char *line, int paramnum, int deflt, int base) { int bg, en; @@ -372,7 +403,7 @@ void binarraytobinstring(char *target, char *source, int length) } // return parity bit required to match type -uint8_t parity( char *bits, uint8_t type, int length) +uint8_t GetParity( char *bits, uint8_t type, int length) { int x; @@ -386,8 +417,8 @@ uint8_t parity( char *bits, uint8_t type, int length) // add HID parity to binary array: EVEN prefix for 1st half of ID, ODD suffix for 2nd half void wiegand_add_parity(char *target, char *source, char length) { - *(target++)= parity(source, EVEN, length / 2); + *(target++)= GetParity(source, EVEN, length / 2); memcpy(target, source, length); target += length; - *(target)= parity(source + length / 2, ODD, length / 2); + *(target)= GetParity(source + length / 2, ODD, length / 2); }