mirror of
https://github.com/telegramdesktop/tdesktop
synced 2025-02-15 19:47:03 +00:00
46 lines
1.5 KiB
C++
46 lines
1.5 KiB
C++
/*
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This file is part of Telegram Desktop,
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the official desktop version of Telegram messaging app, see https://telegram.org
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Telegram Desktop is free software: you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation, either version 3 of the License, or
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(at your option) any later version.
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It is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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In addition, as a special exception, the copyright holders give permission
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to link the code of portions of this program with the OpenSSL library.
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Full license: https://github.com/telegramdesktop/tdesktop/blob/master/LICENSE
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Copyright (c) 2014-2016 John Preston, https://desktop.telegram.org
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*/
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#include "stdafx.h"
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#include "mtproto/auth_key.h"
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#include <openssl/aes.h>
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void aesEncrypt(const void *src, void *dst, uint32 len, void *key, void *iv) {
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uchar aes_key[32], aes_iv[32];
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memcpy(aes_key, key, 32);
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memcpy(aes_iv, iv, 32);
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AES_KEY aes;
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AES_set_encrypt_key(aes_key, 256, &aes);
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AES_ige_encrypt((const uchar*)src, (uchar*)dst, len, &aes, aes_iv, AES_ENCRYPT);
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}
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void aesDecrypt(const void *src, void *dst, uint32 len, void *key, void *iv) {
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uchar aes_key[32], aes_iv[32];
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memcpy(aes_key, key, 32);
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memcpy(aes_iv, iv, 32);
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AES_KEY aes;
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AES_set_decrypt_key(aes_key, 256, &aes);
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AES_ige_encrypt((const uchar*)src, (uchar*)dst, len, &aes, aes_iv, AES_DECRYPT);
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}
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