reactos/sdk/lib/crt/mem/memccpy.c

#include <string.h>


void *
__cdecl
_memccpy (void *to, const void *from,int c,size_t count)
{
    char t;
    size_t i;
    char *dst=(char*)to;
    const char *src=(const char*)from;

    for ( i = 0; i < count; i++ )
    {
        dst[i] = t = src[i];
        if ( t == '\0' )
            break;
        if ( t == c )
            return &dst[i+1];
    }
    return NULL; /* didn't copy c */
}