NetBSD/regress/lib/libc/md5sha/test.c

/*	$NetBSD: test.c,v 1.3 2001/02/20 23:22:49 cgd Exp $	*/

/*
 * Combined MD5/SHA1 time and regression test.
 */

#include <stdio.h>
#include <stdlib.h>
#include <unistd.h>
#include <string.h>
#include <md5.h>
#include <sha1.h>


int mflag, rflag, sflag, tflag;

static void
usage(void)
{
	(void)fprintf(stderr,
	    "Usage:\t%s -r[ms] < test-file\n"
	    "\t%s -t[ms]\n",
	    getprogname(), getprogname());
	exit(1);
	/* NOTREACHED */
}

static void
hexdump (unsigned char *buf, int len)
{
	int i;
	for (i=0; i<len; i++) {
		printf("%02x", buf[i]);
	}
	printf("\n");
}


static void
timetest(void)
{
	printf("sorry, not yet\n");
}

#define CHOMP(buf, len, last) 				\
	if ((len > 0) &&				\
	    (buf[len-1] == '\n')) {			\
		buf[len-1] = '\0';			\
		len--;					\
		last = 1;				\
	}

static void
regress(void)
{
	unsigned char buf[1024];
	unsigned char out[20];
	int len, outlen, last;
	
	while (fgets((char *)buf, sizeof(buf), stdin) != NULL) {
		last = 0;

		len = strlen(buf);
		CHOMP(buf, len, last);
		if (mflag) {
			MD5_CTX ctx;

			MD5Init(&ctx);
			MD5Update(&ctx, buf, len);
			while (!last &&
			    fgets((char *)buf, sizeof(buf), stdin) != NULL) {
				len = strlen(buf);
				CHOMP(buf, len, last);
				MD5Update(&ctx, buf, len);
			}
			MD5Final(out, &ctx);
			outlen = 16;
		} else {
			SHA1_CTX ctx;

			SHA1Init(&ctx);
			SHA1Update(&ctx, buf, len);
			while (!last &&
			    fgets((char *)buf, sizeof(buf), stdin) != NULL) {
				len = strlen(buf);
				CHOMP(buf, len, last);				
				SHA1Update(&ctx, buf, len);
			}
			SHA1Final(out, &ctx);
			outlen = 20;
		}
		hexdump(out, outlen);
	}
}

int
main(int argc, char **argv)
{
	int ch;

	while ((ch = getopt(argc, argv, "mrst")) != -1)
		switch (ch) {
		case 'm':
			mflag = 1;
			break;
		case 'r':
			rflag = 1;
			break;
		case 's':
			sflag = 1;
			break;
		case 't':
			tflag = 1;
			break;
		case '?':
		default:
			usage();
		}
	argc -= optind;
	argv += optind;
	if (argc > 0)
		usage();

	if (!(mflag || sflag))
		mflag = 1;

	if ((mflag ^ sflag) != 1)
		usage();

	if ((tflag ^ rflag) != 1)
		usage();

	if (tflag)
		timetest();

	if (rflag)
		regress();
	
	exit(0);
	
}