danicoin/src/crypto/hash.h

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// Copyright (c) 2011-2016 The Cryptonote developers
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// Distributed under the MIT/X11 software license, see the accompanying
// file COPYING or http://www.opensource.org/licenses/mit-license.php.
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#pragma once
#include <stddef.h>
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#include <CryptoTypes.h>
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#include "generic-ops.h"
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namespace Crypto {
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extern "C" {
#include "hash-ops.h"
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}
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/*
Cryptonight hash functions
*/
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inline void cn_fast_hash(const void *data, size_t length, Hash &hash) {
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cn_fast_hash(data, length, reinterpret_cast<char *>(&hash));
}
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inline Hash cn_fast_hash(const void *data, size_t length) {
Hash h;
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cn_fast_hash(data, length, reinterpret_cast<char *>(&h));
return h;
}
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class cn_context {
public:
cn_context();
~cn_context();
#if !defined(_MSC_VER) || _MSC_VER >= 1800
cn_context(const cn_context &) = delete;
void operator=(const cn_context &) = delete;
#endif
private:
void *data;
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friend inline void cn_slow_hash(cn_context &, const void *, size_t, Hash &);
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};
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inline void cn_slow_hash(cn_context &context, const void *data, size_t length, Hash &hash) {
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(*cn_slow_hash_f)(context.data, data, length, reinterpret_cast<void *>(&hash));
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}
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inline void tree_hash(const Hash *hashes, size_t count, Hash &root_hash) {
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tree_hash(reinterpret_cast<const char (*)[HASH_SIZE]>(hashes), count, reinterpret_cast<char *>(&root_hash));
}
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inline void tree_branch(const Hash *hashes, size_t count, Hash *branch) {
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tree_branch(reinterpret_cast<const char (*)[HASH_SIZE]>(hashes), count, reinterpret_cast<char (*)[HASH_SIZE]>(branch));
}
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inline void tree_hash_from_branch(const Hash *branch, size_t depth, const Hash &leaf, const void *path, Hash &root_hash) {
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tree_hash_from_branch(reinterpret_cast<const char (*)[HASH_SIZE]>(branch), depth, reinterpret_cast<const char *>(&leaf), path, reinterpret_cast<char *>(&root_hash));
}
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}
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CRYPTO_MAKE_HASHABLE(Hash)