buf_findstr.c from Gdb at Krugle
Show buf_findstr.c syntax highlighted
/* Copyright (C) 2002 by Red Hat, Incorporated. All rights reserved.
*
* Permission to use, copy, modify, and distribute this software
* is freely granted, provided that this notice is preserved.
*/
#include <errno.h>
#include <sys/types.h>
#include <string.h>
#include <stdlib.h>
#include "buf_findstr.h"
/* Find string str in buffer buf of length buf_len. Point buf to character after string,
or set it to NULL if end of buffer is reached. Return 1 if found, 0 if not. */
int
_buf_findstr(const char *str, char **buf, size_t *buf_len)
{
int i = 0;
int j = 0;
for (i = 0; i < *buf_len; i++)
{
if (str[0] == (*buf)[i])
{
j = i;
while (str[j - i] && (str[j - i] == (*buf)[j])) j++;
if(str[j - i] == '\0')
{
*buf += j;
*buf_len -= j;
return 1;
}
}
}
if (i == *buf_len)
{
*buf += *buf_len;
*buf_len = 0;
}
return 0;
}
See more files for this project here