mirror of
https://github.com/moparisthebest/pacman
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81 lines
1.8 KiB
C
81 lines
1.8 KiB
C
/* 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 "config.h"
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#include <stdlib.h>
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#include <stdio.h>
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#include <string.h>
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#include <libintl.h>
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/* libalpm */
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#include "alpm.h"
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#include "log.h"
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#include "util.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 _alpm_MD5Init
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#define MDUpdate _alpm_MD5Update
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#define MDFinal _alpm_MD5Final
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char* _alpm_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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char hex[3];
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unsigned char buffer[1024], digest[16];
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ALPM_LOG_FUNC;
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if((file = fopen(filename, "rb")) == NULL) {
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_alpm_log(PM_LOG_ERROR, _("%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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ret = calloc(33, sizeof(char));
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for(i = 0; i < 16; i++) {
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snprintf(hex, 3, "%02x", digest[i]);
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strncat(ret, hex, 2);
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}
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_alpm_log(PM_LOG_DEBUG, _("md5(%s) = %s"), filename, ret);
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return(ret);
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}
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return(NULL);
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}
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/* vim: set ts=2 sw=2 noet: */
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