view bootutil/do_match.c @ 30:2d60f9a3032b default tip

LICENSE: public domain, copied from freecalypso-tools
author Mychaela Falconia <falcon@freecalypso.org>
date Sat, 24 Jun 2023 04:24:38 +0000
parents fe5f7ba7f154
children
line wrap: on
line source

/*
 * The function implemented in this module performs a single match-check
 * between the boot image being analyzed and one of the reference versions
 * from ../bootmatch directory.
 */

#include <sys/types.h>
#include <string.h>
#include <strings.h>
#include "../bootmatch/bootmatch.h"

check_for_match(image, bm)
	u_char *image;
	struct bootmatch *bm;
{
	for (; bm->nbytes; bm++) {
		if (bcmp(image + bm->offset, bm->refbytes, bm->nbytes))
			return(0);
	}
	return(1);
}