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/*
* $OpenBSD: md5.c,v 1.8 1998/01/02 07:04:23 deraadt 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 <err.h>
#include <stdio.h>
#include <stdlib.h>
#include <time.h>
#include <string.h>
#include <md5.h>
#include <sha1.h>
#include <rmd160.h>
/*
* Length of test block, number of test blocks.
*/
#define TEST_BLOCK_LEN 10000
#define TEST_BLOCK_COUNT 10000
extern char *__progname;
static void MDString __P((char *));
static void MDTimeTrial __P((void *));
static void MDTestSuite __P((void));
static void MDFilter __P((int, void *));
static void usage __P((char *));
int main __P((int, char *[]));
/*
* Globals for indirection...
*/
void (*MDInit)();
void (*MDUpdate)();
char * (*MDEnd)();
char * (*MDFile)();
char * (*MDData)();
char *MDType;
/* 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 ch;
char *p;
char buf[41];
void *context;
/* What were we called as? Default to md5 */
if (strcmp(__progname, "rmd160") == 0) {
MDType = "RMD160";
MDInit = RMD160Init;
MDUpdate = RMD160Update;
MDEnd = RMD160End;
MDFile = RMD160File;
MDData = RMD160Data;
if ((context = malloc(sizeof(RMD160_CTX))) == NULL)
err(1, "malloc");
} else if (strcmp(__progname, "sha1") == 0) {
MDType = "SHA1";
MDInit = SHA1Init;
MDUpdate = SHA1Update;
MDEnd = SHA1End;
MDFile = SHA1File;
MDData = SHA1Data;
if ((context = malloc(sizeof(SHA1_CTX))) == NULL)
err(1, "malloc");
} else {
MDType = "MD5";
MDInit = MD5Init;
MDUpdate = MD5Update;
MDEnd = MD5End;
MDFile = MD5File;
MDData = MD5Data;
if ((context = malloc(sizeof(MD5_CTX))) == NULL)
err(1, "malloc");
}
if (argc > 1) {
while ((ch = getopt(argc, argv, "ps:tx")) != -1) {
switch (ch) {
case 'p':
MDFilter(1, context);
break;
case 's':
MDString(optarg);
break;
case 't':
MDTimeTrial(context);
break;
case 'x':
MDTestSuite();
break;
default:
usage(MDType);
}
}
while (optind < argc) {
p = MDFile(argv[optind], buf);
if (!p)
perror(argv[optind]);
else
printf("%s (%s) = %s\n", MDType,
argv[optind], p);
optind++;
}
} else
MDFilter(0, context);
exit(0);
}
/*
* Digests a string and prints the result.
*/
static void
MDString(string)
char *string;
{
size_t len = strlen(string);
char buf[41];
(void)printf("%s (\"%s\") = %s\n", MDType, string,
MDData(string, len, buf));
}
/*
* Measures the time to digest TEST_BLOCK_COUNT TEST_BLOCK_LEN-byte blocks.
*/
static void
MDTimeTrial(context)
void *context;
{
time_t endTime, startTime;
unsigned char block[TEST_BLOCK_LEN];
unsigned int i;
char *p, buf[41];
(void)printf("%s time trial. Digesting %d %d-byte blocks ...", MDType,
TEST_BLOCK_LEN, TEST_BLOCK_COUNT);
fflush(stdout);
/* Initialize block */
for (i = 0; i < TEST_BLOCK_LEN; i++)
block[i] = (unsigned char) (i & 0xff);
/* Start timer */
time(&startTime);
/* Digest blocks */
MDInit(context);
for (i = 0; i < TEST_BLOCK_COUNT; i++)
MDUpdate(context, block, (size_t)TEST_BLOCK_LEN);
p = MDEnd(context,buf);
/* Stop timer */
time(&endTime);
(void)printf(" done\nDigest = %s", p);
(void)printf("\nTime = %ld seconds\n", (long) (endTime - startTime));
/*
* Be careful that endTime-startTime is not zero.
* (Bug fix from Ric Anderson <ric@Artisoft.COM>)
*/
(void)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()
{
(void)printf("%s test suite:\n", MDType);
MDString("");
MDString("a");
MDString("abc");
MDString("message digest");
MDString("abcdefghijklmnopqrstuvwxyz");
MDString
("ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789");
MDString
("1234567890123456789012345678901234567890\
1234567890123456789012345678901234567890");
MDString("abcdbcdecdefdefgefghfghighijhijkijkljklmklmnlmnomnopnopq");
}
/*
* Digests the standard input and prints the result.
*/
static void
MDFilter(pipe, context)
int pipe;
void *context;
{
size_t len;
unsigned char buffer[BUFSIZ];
char buf[41];
MDInit(context);
while ((len = fread(buffer, (size_t)1, (size_t)BUFSIZ, stdin)) > 0) {
if (pipe && (len != fwrite(buffer, (size_t)1, len, stdout)))
err(1, "stdout");
MDUpdate(context, buffer, len);
}
(void)printf("%s\n", MDEnd(context,buf));
}
static void
usage(type)
char *type;
{
fprintf(stderr, "usage: %s [-ptx] [-s string] [file ...]\n", type);
exit(1);
}
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