X-Git-Url: https://git.zerfleddert.de/cgi-bin/gitweb.cgi/proxmark3-svn/blobdiff_plain/534983d7352171526a6d43b112e0baaefdb1e3cd..16a372ab75c10b0ffb3786adc4029cd1df2f6066:/client/util.c diff --git a/client/util.c b/client/util.c index 2c02d119..15e911a1 100644 --- a/client/util.c +++ b/client/util.c @@ -1,5 +1,95 @@ -#include <stdio.h> -#include <stdint.h> +//----------------------------------------------------------------------------- +// Copyright (C) 2010 iZsh <izsh at fail0verflow.com> +// +// This code is licensed to you under the terms of the GNU GPL, version 2 or, +// at your option, any later version. See the LICENSE.txt file for the text of +// the license. +//----------------------------------------------------------------------------- +// utilities +//----------------------------------------------------------------------------- + +#include "util.h" + +#ifndef _WIN32 +#include <termios.h> +#include <sys/ioctl.h> +int ukbhit(void) +{ + int cnt = 0; + int error; + static struct termios Otty, Ntty; + + + tcgetattr( 0, &Otty); + Ntty = Otty; + + Ntty.c_iflag = 0; /* input mode */ + Ntty.c_oflag = 0; /* output mode */ + Ntty.c_lflag &= ~ICANON; /* raw mode */ + Ntty.c_cc[VMIN] = CMIN; /* minimum time to wait */ + Ntty.c_cc[VTIME] = CTIME; /* minimum characters to wait for */ + + if (0 == (error = tcsetattr(0, TCSANOW, &Ntty))) { + error += ioctl(0, FIONREAD, &cnt); + error += tcsetattr(0, TCSANOW, &Otty); + } + + return ( error == 0 ? cnt : -1 ); +} + +#else +#include <conio.h> +int ukbhit(void) { + return kbhit(); +} +#endif + +// log files functions +void AddLogLine(char *fileName, char *extData, char *c) { + FILE *fLog = NULL; + + fLog = fopen(fileName, "a"); + if (!fLog) { + printf("Could not append log file %s", fileName); + return; + } + + fprintf(fLog, "%s", extData); + fprintf(fLog, "%s\n", c); + fclose(fLog); +} + +void AddLogHex(char *fileName, char *extData, const uint8_t * data, const size_t len){ + AddLogLine(fileName, extData, sprint_hex(data, len)); +} + +void AddLogUint64(char *fileName, char *extData, const uint64_t data) { + char buf[100] = {0}; + sprintf(buf, "%x%x", (unsigned int)((data & 0xFFFFFFFF00000000) >> 32), (unsigned int)(data & 0xFFFFFFFF)); + AddLogLine(fileName, extData, buf); +} + +void AddLogCurrentDT(char *fileName) { + char buff[20]; + struct tm *curTime; + + time_t now = time(0); + curTime = gmtime(&now); + + strftime (buff, sizeof(buff), "%Y-%m-%d %H:%M:%S", curTime); + AddLogLine(fileName, "\nanticollision: ", buff); +} + +void FillFileNameByUID(char *fileName, uint8_t * uid, char *ext, int byteCount) { + char * fnameptr = fileName; + memset(fileName, 0x00, 200); + + for (int j = 0; j < byteCount; j++, fnameptr += 2) + sprintf(fnameptr, "%02x", uid[j]); + sprintf(fnameptr, "%s", ext); +} + +// printing and converting functions void print_hex(const uint8_t * data, const size_t len) { @@ -21,3 +111,140 @@ char * sprint_hex(const uint8_t * data, const size_t len) { return buf; } + +void num_to_bytes(uint64_t n, size_t len, uint8_t* dest) +{ + while (len--) { + dest[len] = (uint8_t) n; + n >>= 8; + } +} + +uint64_t bytes_to_num(uint8_t* src, size_t len) +{ + uint64_t num = 0; + while (len--) + { + num = (num << 8) | (*src); + src++; + } + return num; +} + +// ------------------------------------------------------------------------- +// string parameters lib +// ------------------------------------------------------------------------- + +// ------------------------------------------------------------------------- +// line - param line +// bg, en - symbol numbers in param line of beginning an ending parameter +// paramnum - param number (from 0) +// ------------------------------------------------------------------------- +int param_getptr(const char *line, int *bg, int *en, int paramnum) +{ + int i; + int len = strlen(line); + + *bg = 0; + *en = 0; + + // skip spaces + while (line[*bg] ==' ' || line[*bg]=='\t') (*bg)++; + if (*bg >= len) { + return 1; + } + + for (i = 0; i < paramnum; i++) { + while (line[*bg]!=' ' && line[*bg]!='\t' && line[*bg] != '\0') (*bg)++; + while (line[*bg]==' ' || line[*bg]=='\t') (*bg)++; + + if (line[*bg] == '\0') return 1; + } + + *en = *bg; + while (line[*en] != ' ' && line[*en] != '\t' && line[*en] != '\0') (*en)++; + + (*en)--; + + return 0; +} + +char param_getchar(const char *line, int paramnum) +{ + int bg, en; + + if (param_getptr(line, &bg, &en, paramnum)) return 0x00; + + return line[bg]; +} + +uint8_t param_get8(const char *line, int paramnum) +{ + return param_get8ex(line, paramnum, 10, 0); +} + +uint8_t param_get8ex(const char *line, int paramnum, int deflt, int base) +{ + int bg, en; + + if (!param_getptr(line, &bg, &en, paramnum)) + return strtoul(&line[bg], NULL, base) & 0xff; + else + return deflt; +} + +uint32_t param_get32ex(const char *line, int paramnum, int deflt, int base) +{ + int bg, en; + + if (!param_getptr(line, &bg, &en, paramnum)) + return strtoul(&line[bg], NULL, base); + else + return deflt; +} + +uint64_t param_get64ex(const char *line, int paramnum, int deflt, int base) +{ + int bg, en; + + if (!param_getptr(line, &bg, &en, paramnum)) + return strtoull(&line[bg], NULL, base); + else + return deflt; + + return 0; +} + +int param_gethex(const char *line, int paramnum, uint8_t * data, int hexcnt) +{ + int bg, en, temp, i; + + if (hexcnt % 2) + return 1; + + if (param_getptr(line, &bg, &en, paramnum)) return 1; + + if (en - bg + 1 != hexcnt) + return 1; + + for(i = 0; i < hexcnt; i += 2) { + if (!(isxdigit(line[bg + i]) && isxdigit(line[bg + i + 1])) ) return 1; + + sscanf((char[]){line[bg + i], line[bg + i + 1], 0}, "%X", &temp); + data[i / 2] = temp & 0xff; + } + + return 0; +} + +int param_getstr(const char *line, int paramnum, char * str) +{ + int bg, en; + + if (param_getptr(line, &bg, &en, paramnum)) return 0; + + memcpy(str, line + bg, en - bg + 1); + str[en - bg + 1] = 0; + + return en - bg + 1; +}