80 lines
2.0 KiB
C++
80 lines
2.0 KiB
C++
//
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// Copyright Aliaksei Levin (levlam@telegram.org), Arseny Smirnov (arseny30@gmail.com) 2014-2018
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//
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// Distributed under the Boost Software License, Version 1.0. (See accompanying
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// file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
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//
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#pragma once
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#include "td/utils/common.h"
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#include "td/utils/Slice.h"
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namespace td {
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uint64 pq_factorize(uint64 pq);
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#if TD_HAVE_OPENSSL
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void init_crypto();
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int pq_factorize(Slice pq_str, string *p_str, string *q_str);
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void aes_ige_encrypt(const UInt256 &aes_key, UInt256 *aes_iv, Slice from, MutableSlice to);
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void aes_ige_decrypt(const UInt256 &aes_key, UInt256 *aes_iv, Slice from, MutableSlice to);
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void aes_cbc_encrypt(const UInt256 &aes_key, UInt128 *aes_iv, Slice from, MutableSlice to);
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void aes_cbc_decrypt(const UInt256 &aes_key, UInt128 *aes_iv, Slice from, MutableSlice to);
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class AesCtrState {
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public:
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AesCtrState();
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AesCtrState(const AesCtrState &from) = delete;
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AesCtrState &operator=(const AesCtrState &from) = delete;
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AesCtrState(AesCtrState &&from);
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AesCtrState &operator=(AesCtrState &&from);
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~AesCtrState();
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void init(const UInt256 &key, const UInt128 &iv);
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void encrypt(Slice from, MutableSlice to);
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void decrypt(Slice from, MutableSlice to);
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private:
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class Impl;
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std::unique_ptr<Impl> ctx_;
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};
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void sha1(Slice data, unsigned char output[20]);
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void sha256(Slice data, MutableSlice output);
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struct Sha256StateImpl;
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struct Sha256State {
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Sha256State();
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Sha256State(Sha256State &&from);
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Sha256State &operator=(Sha256State &&from);
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~Sha256State();
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std::unique_ptr<Sha256StateImpl> impl;
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};
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void sha256_init(Sha256State *state);
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void sha256_update(Slice data, Sha256State *state);
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void sha256_final(Sha256State *state, MutableSlice output);
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void md5(Slice input, MutableSlice output);
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void pbkdf2_sha256(Slice password, Slice salt, int iteration_count, MutableSlice dest);
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void hmac_sha256(Slice key, Slice message, MutableSlice dest);
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void init_openssl_threads();
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#endif
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#if TD_HAVE_ZLIB
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uint32 crc32(Slice data);
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#endif
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uint64 crc64(Slice data);
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} // namespace td
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