#include <sys/types.h>
#include <ctype.h>
+#include <string.h>
#include "config.h"
volatile char (*cp_file[]) = {"?", "?", "?", "?", "?", "?", "?", "?"};
volatile int cp_index = 0;
-char *charbin2hex = "0123456789ABCDEF";
+char *hexadecimals = "0123456789ABCDEF";
int charhex2bin(char c)
{
if(isdigit(c))
return c - '0';
else
- return tolower(c) - 'a' + 10;
+ return toupper(c) - 'A' + 10;
}
+
void hex2bin(char *src, char *dst, int length)
{
int i;
for(i=0; i<length; i++)
- dst[i] = charhex2bin(src[i*2])<<4 || charhex2bin(src[i*2+1]);
+ dst[i] = charhex2bin(src[i*2])*16 + charhex2bin(src[i*2+1]);
}
void bin2hex(char *src, char *dst, int length)
int i;
for(i=length-1; i>=0; i--)
{
- dst[i*2+1] = charbin2hex[(unsigned char)src[i] & 15];
- dst[i*2] = charbin2hex[(unsigned char)src[i]>>4];
+ dst[i*2+1] = hexadecimals[(unsigned char)src[i] & 15];
+ dst[i*2] = hexadecimals[(unsigned char)src[i]>>4];
}
}