#ifndef _WIN32
#include <termios.h>
#include <sys/ioctl.h>
+
int ukbhit(void)
{
int cnt = 0;
#endif
// log files functions
-void AddLogLine(char *fileName, char *extData, char *c) {
+void AddLogLine(char *file, char *extData, char *c) {
FILE *fLog = NULL;
-
- fLog = fopen(fileName, "a");
+ char filename[FILE_PATH_SIZE] = {0x00};
+ int len = 0;
+
+ len = strlen(file);
+ if (len > FILE_PATH_SIZE) len = FILE_PATH_SIZE;
+ memcpy(filename, file, len);
+
+ fLog = fopen(filename, "a");
if (!fLog) {
- printf("Could not append log file %s", fileName);
+ printf("Could not append log file %s", filename);
return;
}
}
char * sprint_hex(const uint8_t * data, const size_t len) {
+
+ int maxLen = ( len > 1024/3) ? 1024/3 : len;
static char buf[1024];
+ memset(buf, 0x00, 1024);
char * tmp = buf;
size_t i;
- for (i=0; i < len && i < 1024/3; i++, tmp += 3)
+ for (i=0; i < maxLen; ++i, tmp += 3)
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 > 1020) ? 1020 : len;
+ static char buf[1024];
+ memset(buf, 0x00, 1024);
+ char *tmp = buf;
+
+ for (size_t i=0; i < maxLen; ++i){
+ sprintf(tmp++, "%u", data[i]);
+ if (breaks > 0 && !((i+1) % breaks))
+ sprintf(tmp++, "%s","\n");
+ }
+
+ return buf;
+}
+
+char *sprint_bin(const uint8_t *data, const size_t len) {
+ return sprint_bin_break(data, len, 0);
+}
void num_to_bytes(uint64_t n, size_t len, uint8_t* dest)
{
while (len--) {
return num;
}
+// aa,bb,cc,dd,ee,ff,gg,hh, ii,jj,kk,ll,mm,nn,oo,pp
+// to
+// 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){
+ static uint8_t buf[64];
+ memset(buf, 0x00, 64);
+ uint8_t *tmp = buf;
+ for (uint8_t block=0; block < (uint8_t)(len/blockSize); block++){
+ for (size_t i = 0; i < blockSize; i++){
+ tmp[i+(blockSize*block)] = src[(blockSize-1-i)+(blockSize*block)];
+ }
+ }
+ return tmp;
+}
+
+//assumes little endian
+char * printBits(size_t const size, void const * const ptr)
+{
+ unsigned char *b = (unsigned char*) ptr;
+ unsigned char byte;
+ static char buf[1024];
+ char * tmp = buf;
+ int i, j;
+
+ for (i=size-1;i>=0;i--)
+ {
+ for (j=7;j>=0;j--)
+ {
+ byte = b[i] & (1<<j);
+ byte >>= j;
+ sprintf(tmp, "%u", byte);
+ tmp++;
+ }
+ }
+ return buf;
+}
+
// -------------------------------------------------------------------------
// string parameters lib
// -------------------------------------------------------------------------
return 0;
}
+
char param_getchar(const char *line, int paramnum)
{
int bg, en;
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);
+ 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;
if (!param_getptr(line, &bg, &en, paramnum))
- return strtol(&line[bg], NULL, base) & 0xff;
+ return strtoul(&line[bg], NULL, base) & 0xff;
else
return deflt;
}
int bg, en;
if (!param_getptr(line, &bg, &en, paramnum))
- return strtol(&line[bg], NULL, base);
+ return strtoul(&line[bg], NULL, base);
else
return deflt;
}
int bg, en;
if (!param_getptr(line, &bg, &en, paramnum))
- return strtoll(&line[bg], NULL, base);
+ return strtoull(&line[bg], NULL, base);
else
return deflt;
return en - bg + 1;
}
+
+/*
+The following methods comes from Rfidler sourcecode.
+https://github.com/ApertureLabsLtd/RFIDler/blob/master/firmware/Pic32/RFIDler.X/src/
+*/
+
+// convert hex to sequence of 0/1 bit values
+// returns number of bits converted
+int hextobinarray(char *target, char *source)
+{
+ int length, i, count= 0;
+ char x;
+
+ length = strlen(source);
+ // process 4 bits (1 hex digit) at a time
+ while(length--)
+ {
+ x= *(source++);
+ // capitalize
+ if (x >= 'a' && x <= 'f')
+ x -= 32;
+ // convert to numeric value
+ if (x >= '0' && x <= '9')
+ x -= '0';
+ else if (x >= 'A' && x <= 'F')
+ x -= 'A' - 10;
+ else
+ return 0;
+ // output
+ for(i= 0 ; i < 4 ; ++i, ++count)
+ *(target++)= (x >> (3 - i)) & 1;
+ }
+
+ return count;
+}
+
+// convert hex to human readable binary string
+int hextobinstring(char *target, char *source)
+{
+ int length;
+
+ if(!(length= hextobinarray(target, source)))
+ return 0;
+ binarraytobinstring(target, target, length);
+ return length;
+}
+
+// convert binary array of 0x00/0x01 values to hex (safe to do in place as target will always be shorter than source)
+// return number of bits converted
+int binarraytohex(char *target, char *source, int length)
+{
+ unsigned char i, x;
+ int j = length;
+
+ if(j % 4)
+ return 0;
+
+ while(j)
+ {
+ for(i= x= 0 ; i < 4 ; ++i)
+ x += ( source[i] << (3 - i));
+ sprintf(target,"%X", x);
+ ++target;
+ source += 4;
+ j -= 4;
+ }
+ return length;
+}
+
+// convert binary array to human readable binary
+void binarraytobinstring(char *target, char *source, int length)
+{
+ int i;
+
+ for(i= 0 ; i < length ; ++i)
+ *(target++)= *(source++) + '0';
+ *target= '\0';
+}
+
+// return parity bit required to match type
+uint8_t GetParity( char *bits, uint8_t type, int length)
+{
+ int x;
+
+ for(x= 0 ; length > 0 ; --length)
+ x += bits[length - 1];
+ x %= 2;
+
+ return x ^ type;
+}
+
+// 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++)= GetParity(source, EVEN, length / 2);
+ memcpy(target, source, length);
+ target += length;
+ *(target)= GetParity(source + length / 2, ODD, length / 2);
+}
projects / proxmark3-svn / blobdiff