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utils/linux/capture/libng/misc.c

 

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#include "config.h"

 

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#include <stdio.h>

 

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#include <stdlib.h>

 

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#include "grab-ng.h"

 

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#include "misc.h"

 

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/* ------------------------------------------------------------------------ */

 

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/* prehistoric libc ;)                                                      */

 

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#ifndef HAVE_STRCASESTR

 

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char* __used strcasestr(char *haystack, char *needle)

 

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{

 

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    int hlen = strlen(haystack);

 

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    int nlen = strlen(needle);

 

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    int offset;

 

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    for (offset = 0; offset <= hlen - nlen; offset++)

 

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        if (0 == strncasecmp(haystack+offset,needle,nlen))

 

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            return haystack+offset;

 

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    return NULL;

 

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}

 

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#endif

 

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#ifndef HAVE_MEMMEM

 

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void __used *memmem(unsigned char *haystack, size_t haystacklen,

 

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                    unsigned char *needle, size_t needlelen)

 

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{

 

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    int i;

 

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    for (i = 0; i < haystacklen - needlelen; i++)

 

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        if (0 == memcmp(haystack+i,needle,needlelen))

 

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            return haystack+i;

 

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    return NULL;

 

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}

 

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#endif

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