178 lines
3.8 KiB
C
178 lines
3.8 KiB
C
/*
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* $Id: md5.c,v 1.6 1995/07/12 09:14:46 phk Exp $
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*
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* Derived from:
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*/
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/*
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* MDDRIVER.C - test driver for MD2, MD4 and MD5
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*/
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/*
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* Copyright (C) 1990-2, RSA Data Security, Inc. Created 1990. All
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* rights reserved.
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*
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* RSA Data Security, Inc. makes no representations concerning either
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* the merchantability of this software or the suitability of this
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* software for any particular purpose. It is provided "as is"
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* without express or implied warranty of any kind.
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*
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* These notices must be retained in any copies of any part of this
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* documentation and/or software.
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*/
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#include <sys/types.h>
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#include <md5.h>
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#include <stdio.h>
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#include <string.h>
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#include <time.h>
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#include "global.h"
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/*
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* Length of test block, number of test blocks.
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*/
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#define TEST_BLOCK_LEN 1000
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#define TEST_BLOCK_COUNT 1000
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static void MDString PROTO_LIST((char *));
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static void MDTimeTrial PROTO_LIST((void));
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static void MDTestSuite PROTO_LIST((void));
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static void MDFilter PROTO_LIST((int));
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/* Main driver.
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Arguments (may be any combination):
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-sstring - digests string
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-t - runs time trial
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-x - runs test script
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filename - digests file
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(none) - digests standard input
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*/
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int
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main(argc, argv)
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int argc;
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char *argv[];
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{
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int i;
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char *p;
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char buf[33];
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if (argc > 1)
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for (i = 1; i < argc; i++)
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if (argv[i][0] == '-' && argv[i][1] == 's')
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MDString(argv[i] + 2);
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else if (strcmp(argv[i], "-t") == 0)
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MDTimeTrial();
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else if (strcmp(argv[i], "-p") == 0)
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MDFilter(1);
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else if (strcmp(argv[i], "-x") == 0)
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MDTestSuite();
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else {
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p = MD5File(argv[i],buf);
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if (!p)
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perror(argv[i]);
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else
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printf("MD5 (%s) = %s\n", argv[i], p);
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}
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else
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MDFilter(0);
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return (0);
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}
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/*
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* Digests a string and prints the result.
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*/
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static void
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MDString(string)
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char *string;
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{
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unsigned int len = strlen(string);
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char buf[33];
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printf("MD5 (\"%s\") = %s\n", string, MD5Data(string, len, buf));
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}
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/*
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* Measures the time to digest TEST_BLOCK_COUNT TEST_BLOCK_LEN-byte blocks.
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*/
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static void
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MDTimeTrial()
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{
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MD5_CTX context;
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time_t endTime, startTime;
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unsigned char block[TEST_BLOCK_LEN];
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unsigned int i;
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char *p, buf[33];
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printf
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("MD5 time trial. Digesting %d %d-byte blocks ...",
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TEST_BLOCK_LEN, TEST_BLOCK_COUNT);
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/* Initialize block */
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for (i = 0; i < TEST_BLOCK_LEN; i++)
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block[i] = (unsigned char) (i & 0xff);
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/* Start timer */
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time(&startTime);
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/* Digest blocks */
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MD5Init(&context);
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for (i = 0; i < TEST_BLOCK_COUNT; i++)
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MD5Update(&context, block, TEST_BLOCK_LEN);
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p = MD5End(&context,buf);
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/* Stop timer */
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time(&endTime);
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printf(" done\n");
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printf("Digest = %s", p);
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printf("\nTime = %ld seconds\n", (long) (endTime - startTime));
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/* Be careful that endTime-startTime is not zero. (Bug fix from Ric
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* Anderson, ric@Artisoft.COM.) */
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printf
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("Speed = %ld bytes/second\n",
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(long) TEST_BLOCK_LEN * (long) TEST_BLOCK_COUNT / ((endTime - startTime) != 0 ? (endTime - startTime) : 1));
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}
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/*
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* Digests a reference suite of strings and prints the results.
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*/
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static void
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MDTestSuite()
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{
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printf("MD5 test suite:\n");
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MDString("");
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MDString("a");
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MDString("abc");
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MDString("message digest");
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MDString("abcdefghijklmnopqrstuvwxyz");
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MDString
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("ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789");
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MDString
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("1234567890123456789012345678901234567890\
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1234567890123456789012345678901234567890");
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}
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/*
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* Digests the standard input and prints the result.
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*/
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static void
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MDFilter(int pipe)
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{
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MD5_CTX context;
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int len;
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unsigned char buffer[BUFSIZ], digest[16];
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char buf[33];
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MD5Init(&context);
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while (len = fread(buffer, 1, BUFSIZ, stdin)) {
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if(pipe && (len != fwrite(buffer, 1, len, stdout))) {
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perror("stdout");
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exit(1);
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}
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MD5Update(&context, buffer, len);
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}
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printf("%s\n", MD5End(&context,buf));
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}
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