mirror of
https://github.com/inspircd/inspircd.git
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78 lines
2.3 KiB
C++
78 lines
2.3 KiB
C++
/*
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* InspIRCd -- Internet Relay Chat Daemon
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*
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* Copyright (C) 2013, 2018-2022 Sadie Powell <sadie@witchery.services>
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* Copyright (C) 2012 Robby <robby@chatbelgie.be>
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* Copyright (C) 2009 Daniel De Graaf <danieldg@inspircd.org>
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* Copyright (C) 2007-2008 Robin Burchell <robin+git@viroteck.net>
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* Copyright (C) 2007 Dennis Friis <peavey@inspircd.org>
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*
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* This file is part of InspIRCd. InspIRCd is free software: you can
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* redistribute it and/or modify it under the terms of the GNU General Public
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* License as published by the Free Software Foundation, version 2.
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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 FITNESS
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* FOR A PARTICULAR PURPOSE. See the GNU General Public License for more
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* details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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// Fix a collision between the Haiku uint64 typedef and the
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// one from the sha2 library.
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#ifdef __HAIKU__
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# define uint64 sha2_uint64
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#endif
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#include <sha2/sha2.c>
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#ifdef __HAIKU__
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# undef uint64
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#endif
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#include "inspircd.h"
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#include "modules/hash.h"
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template<void (*SHA)(const unsigned char*, unsigned int, unsigned char*)>
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class HashSHA2 final
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: public HashProvider
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{
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public:
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HashSHA2(Module* parent, const std::string& Name, unsigned int osize, unsigned int bsize)
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: HashProvider(parent, Name, osize, bsize)
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{
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}
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std::string GenerateRaw(const std::string& data) override
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{
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std::vector<char> bytes(out_size);
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SHA(reinterpret_cast<const unsigned char*>(data.data()), static_cast<unsigned int>(data.size()), reinterpret_cast<unsigned char*>(bytes.data()));
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return std::string(bytes.data(), bytes.size());
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}
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};
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class ModuleSHA2 final
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: public Module
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{
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private:
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HashSHA2<sha224> sha224algo;
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HashSHA2<sha256> sha256algo;
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HashSHA2<sha384> sha384algo;
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HashSHA2<sha512> sha512algo;
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public:
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ModuleSHA2()
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: Module(VF_VENDOR, "Allows other modules to generate SHA-2 hashes.")
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, sha224algo(this, "sha224", SHA224_DIGEST_SIZE, SHA224_BLOCK_SIZE)
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, sha256algo(this, "sha256", SHA256_DIGEST_SIZE, SHA256_BLOCK_SIZE)
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, sha384algo(this, "sha384", SHA384_DIGEST_SIZE, SHA384_BLOCK_SIZE)
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, sha512algo(this, "sha512", SHA512_DIGEST_SIZE, SHA512_BLOCK_SIZE)
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{
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}
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};
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MODULE_INIT(ModuleSHA2)
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