Create session key

[proxmark3-svn] / client / util.c

diff --git a/client/util.c b/client/util.c
index cbb1bfda9599126b53ef4eec2202167880b19118..903791a09d03d832565e027e140aa4c926e9cb9f 100644 (file)
--- a/client/util.c
+++ b/client/util.c
@@ -8,15 +8,12 @@
 // utilities
 //-----------------------------------------------------------------------------
 
-#include <stdio.h>
-#include <stdlib.h>
-#include <string.h>
-#include <ctype.h>
 #include "util.h"
 
-#ifndef WIN32
+#ifndef _WIN32
 #include <termios.h>
 #include <sys/ioctl.h> 
+
 int ukbhit(void)
 {
   int cnt = 0;
@@ -48,6 +45,52 @@ int ukbhit(void) {
 }
 #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)
 {
@@ -60,16 +103,31 @@ void print_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];
        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(const uint8_t * data, const size_t len) {
+       
+       int maxLen = ( len > 1024) ? 1024 : len;
+       static char buf[1024];
+       char * tmp = buf;
+       size_t i;
+
+       for (i=0; i < maxLen; ++i, ++tmp)
+               sprintf(tmp, "%u", data[i]);
+
+       return buf;
+}
+
 void num_to_bytes(uint64_t n, size_t len, uint8_t* dest)
 {
        while (len--) {
@@ -89,6 +147,28 @@ uint64_t bytes_to_num(uint8_t* src, size_t len)
        return num;
 }
 
+//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
 //  -------------------------------------------------------------------------
@@ -146,7 +226,7 @@ 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;
 }
@@ -156,7 +236,7 @@ uint32_t param_get32ex(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);
+               return strtoul(&line[bg], NULL, base);
        else
                return deflt;
 }
@@ -166,7 +246,7 @@ uint64_t param_get64ex(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);
+               return strtoull(&line[bg], NULL, base);
        else
                return deflt;
 
@@ -194,3 +274,15 @@ int param_gethex(const char *line, int paramnum, uint8_t * data, int hexcnt)
 
        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;
+}