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/********************************************************************
* Extra standard functions
*/
#include <stdio.h>
#include <ctype.h>
#include "misc.h"
/********************************************************************
* Case insensetive strcmp()
*/
int nocase_strcmp(char *s, char *t)
{
int i;
for(i = 0; tolower(s[i]) == tolower(t[i]); i++)
if(s[i] == '\0')
return(0);
return(tolower(s[i]) - tolower(t[i]));
}
/********************************************************************
* Case insensetive strncmp()
*/
int nocase_strncmp(char *s, char *t, int n)
{
int i;
for(i = 0; (tolower(s[i]) == tolower(t[i])); i++, n--)
if((s[i] == '\0') || (n == 1))
return(0);
return(tolower(s[i]) - tolower(t[i]));
}
/********************************************************************
* Case insensetive strstr()
*/
char *nocase_strstr(char *s, char *t)
{
int i = 0, j, found = False;
while((s[i] != '\0') && !found)
{
j = 0;
while(tolower(t[j]) == tolower(s[i + j]))
{
j++;
if(t[j] == '\0')
{
found = True;
break;
}
else if(s[i + j] == '\0')
break;
}
i++;
}
i--;
if(found)
return(&s[i]);
return(NULL);
}
/********************************************************************
* ascii to hex
* ignores "0x"
*/
int atox(char *s)
{
int i = 0, ret = 0;
while(s[i] != '\0')
{
ret <<= 4;
if((s[i] <= 'F') && (s[i] >= 'A'))
ret |= s[i] - 'A' + 10;
else if((s[i] <= 'f') && (s[i] >= 'a'))
ret |= s[i] - 'a' + 10;
else if((s[i] <= '9') && (s[i] >= '0'))
ret |= s[i] - '0';
i++;
}
return(ret);
}
/********************************************************************
* n ascii chars to int
*/
int atoi_n(char *s, int n)
{
int i = 0, ret = 0;
while((s[i] != '\0') && n)
{
ret = 10 * ret + (s[i] - '0');
i++;
n--;
}
return(ret);
}
/********************************************************************
* n ascii chars to hex
* 0 < n <= 8
* ignores "0x"
*/
int atox_n(char *s, int n)
{
int i = 0, ret = 0;
while((s[i] != '\0') && n)
{
ret <<= 4;
if((s[i] <= 'F') && (s[i] >= 'A'))
ret |= s[i] - 'A' + 10;
else if((s[i] <= 'f') && (s[i] >= 'a'))
ret |= s[i] - 'a' + 10;
else if((s[i] <= '9') && (s[i] >= '0'))
ret |= s[i] - '0';
i++;
n--;
}
return(ret);
}
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