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/*
* $OpenBSD: md5.c,v 1.3 1996/11/24 02:26:00 niklas Exp $
*
* Derived from:
*/
/*
* MDDRIVER.C - test driver for MD2, MD4 and MD5
*/
/*
* Copyright (C) 1990-2, RSA Data Security, Inc. Created 1990. All
* rights reserved.
*
* RSA Data Security, Inc. makes no representations concerning either
* the merchantability of this software or the suitability of this
* software for any particular purpose. It is provided "as is"
* without express or implied warranty of any kind.
*
* These notices must be retained in any copies of any part of this
* documentation and/or software.
*/
#include <stdio.h>
#include <time.h>
#include <string.h>
#include "global.h"
#include <md5.h>
/*
* Length of test block, number of test blocks.
*/
#define TEST_BLOCK_LEN 1000
#define TEST_BLOCK_COUNT 1000
static void MDString PROTO_LIST((char *));
static void MDTimeTrial PROTO_LIST((void));
static void MDTestSuite PROTO_LIST((void));
static void MDFilter PROTO_LIST((int));
int main PROTO_LIST((int, char *[]));
/* Main driver.
Arguments (may be any combination):
-sstring - digests string
-t - runs time trial
-x - runs test script
filename - digests file
(none) - digests standard input
*/
int
main(argc, argv)
int argc;
char *argv[];
{
int i;
char *p;
char buf[33];
if (argc > 1)
for (i = 1; i < argc; i++)
if (argv[i][0] == '-' && argv[i][1] == 's')
MDString(argv[i] + 2);
else if (strcmp(argv[i], "-t") == 0)
MDTimeTrial();
else if (strcmp(argv[i], "-p") == 0)
MDFilter(1);
else if (strcmp(argv[i], "-x") == 0)
MDTestSuite();
else {
p = MD5File(argv[i],buf);
if (!p)
perror(argv[i]);
else
printf("MD5 (%s) = %s\n", argv[i], p);
}
else
MDFilter(0);
return (0);
}
/*
* Digests a string and prints the result.
*/
static void
MDString(string)
char *string;
{
size_t len = strlen(string);
char buf[33];
printf("MD5 (\"%s\") = %s\n", string, MD5Data(string, len, buf));
}
/*
* Measures the time to digest TEST_BLOCK_COUNT TEST_BLOCK_LEN-byte blocks.
*/
static void
MDTimeTrial()
{
MD5_CTX context;
time_t endTime, startTime;
unsigned char block[TEST_BLOCK_LEN];
unsigned int i;
char *p, buf[33];
printf
("MD5 time trial. Digesting %d %d-byte blocks ...",
TEST_BLOCK_LEN, TEST_BLOCK_COUNT);
/* Initialize block */
for (i = 0; i < TEST_BLOCK_LEN; i++)
block[i] = (unsigned char) (i & 0xff);
/* Start timer */
time(&startTime);
/* Digest blocks */
MD5Init(&context);
for (i = 0; i < TEST_BLOCK_COUNT; i++)
MD5Update(&context, block, (size_t)TEST_BLOCK_LEN);
p = MD5End(&context,buf);
/* Stop timer */
time(&endTime);
printf(" done\n");
printf("Digest = %s", p);
printf("\nTime = %ld seconds\n", (long) (endTime - startTime));
/* Be careful that endTime-startTime is not zero. (Bug fix from Ric
* Anderson, ric@Artisoft.COM.) */
printf
("Speed = %ld bytes/second\n",
(long) TEST_BLOCK_LEN * (long) TEST_BLOCK_COUNT / ((endTime - startTime) != 0 ? (endTime - startTime) : 1));
}
/*
* Digests a reference suite of strings and prints the results.
*/
static void
MDTestSuite()
{
printf("MD5 test suite:\n");
MDString("");
MDString("a");
MDString("abc");
MDString("message digest");
MDString("abcdefghijklmnopqrstuvwxyz");
MDString
("ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789");
MDString
("1234567890123456789012345678901234567890\
1234567890123456789012345678901234567890");
}
/*
* Digests the standard input and prints the result.
*/
static void
MDFilter(int pipe)
{
MD5_CTX context;
size_t len;
unsigned char buffer[BUFSIZ];
char buf[33];
MD5Init(&context);
while ((len = fread(buffer, (size_t)1, (size_t)BUFSIZ, stdin)) > 0) {
if(pipe && (len != fwrite(buffer, (size_t)1, len, stdout))) {
perror("stdout");
exit(1);
}
MD5Update(&context, buffer, len);
}
printf("%s\n", MD5End(&context,buf));
}
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