X-Git-Url: https://git.zerfleddert.de/cgi-bin/gitweb.cgi/proxmark3-svn/blobdiff_plain/3e134b4c20a5528b8264cd87d3fdebd0b2df6fd9..c08c796e8d11fc26af157545439c918c9603056a:/client/util.c?ds=sidebyside diff --git a/client/util.c b/client/util.c index 4129daaf..0d24ac8e 100644 --- a/client/util.c +++ b/client/util.c @@ -12,9 +12,6 @@ #define MAX_BIN_BREAK_LENGTH (3072+384+1) #ifndef _WIN32 -#include -#include - int ukbhit(void) { int cnt = 0; int error; @@ -38,7 +35,6 @@ int ukbhit(void) { } #else -#include int ukbhit(void) { return kbhit(); } @@ -63,7 +59,10 @@ void AddLogLine(char *file, char *extData, char *c) { fprintf(f, "%s", extData); fprintf(f, "%s\n", c); fflush(f); - fclose(f); + if (f) { + fclose(f); + f = NULL; + } } void AddLogHex(char *fileName, char *extData, const uint8_t * data, const size_t len){ @@ -186,7 +185,7 @@ char *sprint_hex_ascii(const uint8_t *data, const size_t len) { void num_to_bytes(uint64_t n, size_t len, uint8_t* dest) { while (len--) { - dest[len] = (uint8_t) n; + dest[len] = n & 0xFF; n >>= 8; } } @@ -221,7 +220,7 @@ void num_to_bytebitsLSBF(uint64_t n, size_t len, uint8_t *dest) { // hh,gg,ff,ee,dd,cc,bb,aa, pp,oo,nn,mm,ll,kk,jj,ii // up to 64 bytes or 512 bits uint8_t *SwapEndian64(const uint8_t *src, const size_t len, const uint8_t blockSize){ - uint8_t buf[64]; + static uint8_t buf[64]; memset(buf, 0x00, 64); uint8_t *tmp = buf; for (uint8_t block=0; block < (uint8_t)(len/blockSize); block++){ @@ -229,7 +228,7 @@ uint8_t *SwapEndian64(const uint8_t *src, const size_t len, const uint8_t blockS tmp[i+(blockSize*block)] = src[(blockSize-1-i)+(blockSize*block)]; } } - return tmp; + return buf; } // takes a uint8_t src array, for len items and reverses the byte order in blocksizes (8,16,32,64), @@ -280,7 +279,6 @@ 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; @@ -352,8 +350,6 @@ uint64_t param_get64ex(const char *line, int paramnum, int deflt, int base) return strtoull(&line[bg], NULL, base); else return deflt; - - return 0; } int param_gethex(const char *line, int paramnum, uint8_t * data, int hexcnt) @@ -568,3 +564,12 @@ uint32_t reflect(uint32_t v, int b) { } return v; } + +uint64_t HornerScheme(uint64_t num, uint64_t divider, uint64_t factor) { + uint64_t remainder=0, quotient=0, result=0; + remainder = num % divider; + quotient = num / divider; + if(!(quotient == 0 && remainder == 0)) + result += HornerScheme(quotient, divider, factor) * factor + remainder; + return result; +} \ No newline at end of file