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pacman/lib/libalpm/md5driver.c
Aaron Griffin cdb46ef3fa * Fixed a whole mess of extra '/' pathing issues when a different root is
specified
* Use db->path when appropriate
* Commented out the FAKEROOT checks in libalpm.  This should never ever be done.
  TODO test this quite a bit, as this will never cause the transactions to fail
  if RW operations are requested... right now it is totally up to the front end
  to decide when to fail
* Use realpath() to canonicalize the root path when specified, so
  _alpm_makepath() doesn't freak out
* Fixed some output/indent of MDFile and SHAFile algorithms
* More efficient sprintf() usage in MDFile/SHAFile
* Added real error output to _alpm_makepath
2007-03-04 09:08:54 +00:00

75 lines
1.8 KiB
C

/* MD5DRIVER.C - taken and modified from MDDRIVER.C (license below) */
/* for use in pacman. */
/*********************************************************************/
/* 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.
*/
/* The following makes MD default to MD5 if it has not already been
defined with C compiler flags.
*/
#define MD MD5
#include <stdlib.h>
#include <stdio.h>
#include <string.h>
#include <libintl.h>
#include "alpm.h"
#include "log.h"
#include "util.h"
#include "md5.h"
/* Length of test block, number of test blocks.
*/
#define TEST_BLOCK_LEN 1000
#define TEST_BLOCK_COUNT 1000
#define MD_CTX MD5_CTX
#define MDInit _alpm_MD5Init
#define MDUpdate _alpm_MD5Update
#define MDFinal _alpm_MD5Final
char* _alpm_MDFile(char *filename)
{
FILE *file;
MD_CTX context;
int len;
unsigned char buffer[1024], digest[16];
ALPM_LOG_FUNC;
if((file = fopen(filename, "rb")) == NULL) {
_alpm_log(PM_LOG_ERROR, _("%s can't be opened\n"), filename);
} else {
char *ret;
int i;
MDInit(&context);
while((len = fread(buffer, 1, 1024, file))) {
MDUpdate(&context, buffer, len);
}
MDFinal(digest, &context);
fclose(file);
ret = calloc(33, sizeof(char));
for(i = 0; i < 16; i++) {
sprintf(ret+(i*2), "%02x", digest[i]);
}
_alpm_log(PM_LOG_DEBUG, _("sha1(%s) = %s"), filename, ret);
return(ret);
}
return(NULL);
}
/* vim: set ts=2 sw=2 noet: */