mirror of
https://github.com/xorgy/mediafire-fuse
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63 lines
1.6 KiB
C
63 lines
1.6 KiB
C
/*
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* Copyright (C) 2014 Johannes Schauer <j.schauer@email.de>
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*
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* This program is free software; you can redistribute it and/or modify it
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* under the terms of the GNU General Public License version 2, as published by
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* the Free Software Foundation.
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*
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* This program is distributed in the hope that it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
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* more details.
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*
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* You should have received a copy of the GNU General Public License along with
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* this program; if not, write to the Free Software Foundation, Inc., 51
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* Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
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*
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*/
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#include <stdlib.h>
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#include <stdio.h>
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#include <openssl/sha.h>
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#include <openssl/md5.h>
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#define bufsize 32768
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int calc_md5(FILE * file, unsigned char *hash)
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{
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int bytesRead;
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char *buffer;
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MD5_CTX md5;
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MD5_Init(&md5);
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buffer = malloc(bufsize);
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if (buffer == NULL) {
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return -1;
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}
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while ((bytesRead = fread(buffer, 1, bufsize, file))) {
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MD5_Update(&md5, buffer, bytesRead);
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}
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MD5_Final(hash, &md5);
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free(buffer);
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return 0;
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}
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int calc_sha256(FILE * file, unsigned char *hash)
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{
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int bytesRead;
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char *buffer;
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SHA256_CTX sha256;
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SHA256_Init(&sha256);
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buffer = malloc(bufsize);
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if (buffer == NULL) {
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return -1;
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}
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while ((bytesRead = fread(buffer, 1, bufsize, file))) {
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SHA256_Update(&sha256, buffer, bytesRead);
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}
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SHA256_Final(hash, &sha256);
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free(buffer);
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return 0;
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}
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