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https://github.com/TrinityCore/TrinityCore.git
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728e7c7fcf
OpenSSL 1.1 has been deprecated for quite some time now so it is time to put it to rest. Please upgrade to OpenSSL 3.x
52 lines
1.6 KiB
C++
52 lines
1.6 KiB
C++
/*
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* This file is part of the TrinityCore Project. See AUTHORS file for Copyright information
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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.
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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
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* with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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#include "ARC4.h"
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#include "Errors.h"
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Trinity::Crypto::ARC4::ARC4() : _ctx(EVP_CIPHER_CTX_new())
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{
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_cipher = EVP_CIPHER_fetch(nullptr, "RC4", nullptr);
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EVP_CIPHER_CTX_init(_ctx);
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int result = EVP_EncryptInit_ex(_ctx, _cipher, nullptr, nullptr, nullptr);
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ASSERT(result == 1);
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}
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Trinity::Crypto::ARC4::~ARC4()
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{
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EVP_CIPHER_CTX_free(_ctx);
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EVP_CIPHER_free(_cipher);
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}
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void Trinity::Crypto::ARC4::Init(uint8 const* seed, size_t len)
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{
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int result1 = EVP_CIPHER_CTX_set_key_length(_ctx, len);
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ASSERT(result1 == 1);
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int result2 = EVP_EncryptInit_ex(_ctx, nullptr, nullptr, seed, nullptr);
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ASSERT(result2 == 1);
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}
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void Trinity::Crypto::ARC4::UpdateData(uint8* data, size_t len)
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{
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int outlen = 0;
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int result1 = EVP_EncryptUpdate(_ctx, data, &outlen, data, len);
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ASSERT(result1 == 1);
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int result2 = EVP_EncryptFinal_ex(_ctx, data, &outlen);
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ASSERT(result2 == 1);
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}
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