kolibrios/contrib/kolibri-libc/source/string/memcmp.c

/* memcmp( const void *, const void *, size_t )

   This file is part of the Public Domain C Library (PDCLib).
   Permission is granted to use, modify, and / or redistribute at will.
*/

#include <string.h>

int memcmp( const void * s1, const void * s2, size_t n )
{
    const unsigned char * p1 = ( const unsigned char * ) s1;
    const unsigned char * p2 = ( const unsigned char * ) s2;

    while ( n-- )
    {
        if ( *p1 != *p2 )
        {
            return *p1 - *p2;
        }

        ++p1;
        ++p2;
    }

    return 0;
}