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Diffstat (limited to 'sbin/md5/md5.c')
| -rw-r--r-- | sbin/md5/md5.c | 177 |
1 files changed, 177 insertions, 0 deletions
diff --git a/sbin/md5/md5.c b/sbin/md5/md5.c new file mode 100644 index 0000000..e3e5986 --- /dev/null +++ b/sbin/md5/md5.c @@ -0,0 +1,177 @@ +/* + * $Id: md5.c,v 1.6 1995/07/12 09:14:46 phk 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 <sys/types.h> +#include <md5.h> + +#include <stdio.h> +#include <string.h> +#include <time.h> + +#include "global.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)); + +/* 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; +{ + unsigned int 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, 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; + int len; + unsigned char buffer[BUFSIZ], digest[16]; + char buf[33]; + + MD5Init(&context); + while (len = fread(buffer, 1, BUFSIZ, stdin)) { + if(pipe && (len != fwrite(buffer, 1, len, stdout))) { + perror("stdout"); + exit(1); + } + MD5Update(&context, buffer, len); + } + printf("%s\n", MD5End(&context,buf)); +} |
