mirror of
https://github.com/moparisthebest/pacman
synced 2024-11-10 03:25:01 -05:00
82 lines
1.8 KiB
C
82 lines
1.8 KiB
C
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/* MD5DRIVER.C - taken and modified from MDDRIVER.C (license below) */
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/* for use in pacman. */
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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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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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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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/* The following makes MD default to MD5 if it has not already been
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defined with C compiler flags.
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*/
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#define MD MD5
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#include <stdlib.h>
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#include <stdio.h>
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#include <time.h>
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#include <string.h>
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#include "md5.h"
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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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#define MD_CTX MD5_CTX
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#define MDInit MD5Init
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#define MDUpdate MD5Update
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#define MDFinal MD5Final
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char* MDFile(char *filename)
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{
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FILE *file;
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MD_CTX context;
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int len;
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unsigned char buffer[1024], digest[16];
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if((file = fopen(filename, "rb")) == NULL) {
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printf ("%s can't be opened\n", filename);
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} else {
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char *ret;
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int i;
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MDInit(&context);
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while((len = fread(buffer, 1, 1024, file))) {
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MDUpdate(&context, buffer, len);
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}
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MDFinal(digest, &context);
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fclose(file);
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/*printf("MD5 (%s) = ", filename);
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MDPrint(digest);
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printf("\n");*/
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ret = (char*)malloc(33);
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ret[0] = '\0';
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for(i = 0; i < 16; i++) {
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sprintf(ret, "%s%02x", ret, digest[i]);
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}
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return(ret);
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}
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return(NULL);
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}
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/* Prints a message digest in hexadecimal.
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*/
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void MDPrint(unsigned char digest[16])
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{
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unsigned int i;
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for (i = 0; i < 16; i++)
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printf ("%02x", digest[i]);
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}
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/* vim: set ts=2 sw=2 noet: */
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