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https://github.com/mod-playerbots/azerothcore-wotlk.git
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53364abcd7
Support for both OpenSSL 1.0 LTS and OpenSSL 1.1 versions. Many Linux distributions are still on 1.0 and will stay on LTS for quite some time. Port of CMaNGOS commit: cmangos/mangos-wotlk@e1b0048
41 lines
1.1 KiB
C++
41 lines
1.1 KiB
C++
/*
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* Copyright (C) 2016+ AzerothCore <www.azerothcore.org>, released under GNU GPL v2 license: https://github.com/azerothcore/azerothcore-wotlk/blob/master/LICENSE-GPL2
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* Copyright (C) 2008-2016 TrinityCore <http://www.trinitycore.org/>
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* Copyright (C) 2005-2009 MaNGOS <http://getmangos.com/>
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*/
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#include "ARC4.h"
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#include <openssl/sha.h>
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ARC4::ARC4(uint32 len) : m_ctx(EVP_CIPHER_CTX_new())
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{
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EVP_CIPHER_CTX_init(m_ctx);
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EVP_EncryptInit_ex(m_ctx, EVP_rc4(), nullptr, nullptr, nullptr);
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EVP_CIPHER_CTX_set_key_length(m_ctx, len);
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}
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ARC4::ARC4(uint8* seed, uint32 len) : m_ctx(EVP_CIPHER_CTX_new())
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{
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EVP_CIPHER_CTX_init(m_ctx);
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EVP_EncryptInit_ex(m_ctx, EVP_rc4(), nullptr, nullptr, nullptr);
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EVP_CIPHER_CTX_set_key_length(m_ctx, len);
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EVP_EncryptInit_ex(m_ctx, nullptr, nullptr, seed, nullptr);
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}
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ARC4::~ARC4()
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{
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EVP_CIPHER_CTX_free(m_ctx);
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}
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void ARC4::Init(uint8* seed)
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{
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EVP_EncryptInit_ex(m_ctx, nullptr, nullptr, seed, nullptr);
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}
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void ARC4::UpdateData(int len, uint8* data)
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{
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int outlen = 0;
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EVP_EncryptUpdate(m_ctx, data, &outlen, data, len);
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EVP_EncryptFinal_ex(m_ctx, data, &outlen);
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}
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