128 lines
3.0 KiB
C
128 lines
3.0 KiB
C
/*
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* Copyright (C) 2010 Martin Willi
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* Copyright (C) 2010 revosec AG
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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 as published by the
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* Free Software Foundation; either version 2 of the License, or (at your
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* option) any later version. See <http://www.fsf.org/copyleft/gpl.txt>.
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*
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* This program is distributed in the hope that it will be useful, but
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* WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
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* or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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* for more details.
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*/
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#include <stdio.h>
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#include <library.h>
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int main(int argc, char *argv[])
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{
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const proposal_token_t *token;
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aead_t *aead;
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crypter_t *crypter;
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char buffer[1024], assoc[8], iv[32];
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size_t bs;
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int i = 0, limit = 0;
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library_init(NULL, "crypt_burn");
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lib->plugins->load(lib->plugins, PLUGINS);
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atexit(library_deinit);
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printf("loaded: %s\n", PLUGINS);
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memset(buffer, 0x12, sizeof(buffer));
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memset(assoc, 0x34, sizeof(assoc));
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memset(iv, 0x56, sizeof(iv));
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if (argc < 2)
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{
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fprintf(stderr, "usage: %s <algorithm>!\n", argv[0]);
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return 1;
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}
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if (argc > 2)
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{
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limit = atoi(argv[2]);
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}
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token = lib->proposal->get_token(lib->proposal, argv[1]);
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if (!token)
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{
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fprintf(stderr, "algorithm '%s' unknown!\n", argv[1]);
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return 1;
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}
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if (token->type != ENCRYPTION_ALGORITHM)
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{
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fprintf(stderr, "'%s' is not an encryption/aead algorithm!\n", argv[1]);
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return 1;
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}
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if (encryption_algorithm_is_aead(token->algorithm))
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{
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aead = lib->crypto->create_aead(lib->crypto,
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token->algorithm, token->keysize / 8);
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if (!aead)
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{
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fprintf(stderr, "aead '%s' not supported!\n", argv[1]);
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return 1;
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}
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while (TRUE)
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{
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if (!aead->encrypt(aead,
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chunk_create(buffer, sizeof(buffer) - aead->get_icv_size(aead)),
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chunk_from_thing(assoc),
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chunk_create(iv, aead->get_iv_size(aead)), NULL))
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{
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fprintf(stderr, "aead encryption failed!\n");
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return 1;
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}
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if (!aead->decrypt(aead, chunk_create(buffer, sizeof(buffer)),
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chunk_from_thing(assoc),
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chunk_create(iv, aead->get_iv_size(aead)), NULL))
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{
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fprintf(stderr, "aead integrity check failed!\n");
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return 1;
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}
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if (limit && ++i == limit)
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{
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break;
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}
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}
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aead->destroy(aead);
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}
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else
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{
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crypter = lib->crypto->create_crypter(lib->crypto,
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token->algorithm, token->keysize / 8);
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if (!crypter)
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{
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fprintf(stderr, "crypter '%s' not supported!\n", argv[1]);
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return 1;
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}
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bs = crypter->get_block_size(crypter);
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while (TRUE)
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{
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if (!crypter->encrypt(crypter,
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chunk_create(buffer, sizeof(buffer) / bs * bs),
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chunk_create(iv, crypter->get_iv_size(crypter)), NULL))
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{
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continue;
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}
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if (!crypter->decrypt(crypter,
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chunk_create(buffer, sizeof(buffer) / bs * bs),
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chunk_create(iv, crypter->get_iv_size(crypter)), NULL))
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{
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continue;
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}
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if (limit && ++i == limit)
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{
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break;
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}
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}
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crypter->destroy(crypter);
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}
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return 0;
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}
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