Split up crypto/sha2
This commit is contained in:
parent
5c4dffd188
commit
36fa4a78ac
14 changed files with 330 additions and 279 deletions
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@ -203,10 +203,14 @@ libbitcoin_wallet_a_SOURCES = \
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crypto_libbitcoin_crypto_a_CPPFLAGS = $(BITCOIN_CONFIG_INCLUDES)
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crypto_libbitcoin_crypto_a_SOURCES = \
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crypto/sha1.cpp \
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crypto/sha2.cpp \
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crypto/sha256.cpp \
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crypto/sha512.cpp \
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crypto/hmac_sha512.cpp \
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crypto/ripemd160.cpp \
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crypto/common.h \
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crypto/sha2.h \
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crypto/sha256.h \
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crypto/sha512.h \
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crypto/hmac_sha512.h \
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crypto/sha1.h \
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crypto/ripemd160.h
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@ -342,8 +346,10 @@ if BUILD_BITCOIN_LIBS
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include_HEADERS = script/bitcoinconsensus.h
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libbitcoinconsensus_la_SOURCES = \
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core/transaction.cpp \
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crypto/hmac_sha512.cpp \
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crypto/sha1.cpp \
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crypto/sha2.cpp \
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crypto/sha256.cpp \
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crypto/sha512.cpp \
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crypto/ripemd160.cpp \
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eccryptoverify.cpp \
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ecwrapper.cpp \
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34
src/crypto/hmac_sha512.cpp
Normal file
34
src/crypto/hmac_sha512.cpp
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@ -0,0 +1,34 @@
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// Copyright (c) 2014 The Bitcoin developers
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// Distributed under the MIT software license, see the accompanying
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// file COPYING or http://www.opensource.org/licenses/mit-license.php.
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#include "crypto/hmac_sha512.h"
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#include <string.h>
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CHMAC_SHA512::CHMAC_SHA512(const unsigned char* key, size_t keylen)
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{
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unsigned char rkey[128];
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if (keylen <= 128) {
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memcpy(rkey, key, keylen);
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memset(rkey + keylen, 0, 128 - keylen);
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} else {
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CSHA512().Write(key, keylen).Finalize(rkey);
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memset(rkey + 64, 0, 64);
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}
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for (int n = 0; n < 128; n++)
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rkey[n] ^= 0x5c;
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outer.Write(rkey, 128);
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for (int n = 0; n < 128; n++)
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rkey[n] ^= 0x5c ^ 0x36;
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inner.Write(rkey, 128);
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}
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void CHMAC_SHA512::Finalize(unsigned char hash[OUTPUT_SIZE])
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{
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unsigned char temp[64];
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inner.Finalize(temp);
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outer.Write(temp, 64).Finalize(hash);
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}
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32
src/crypto/hmac_sha512.h
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32
src/crypto/hmac_sha512.h
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@ -0,0 +1,32 @@
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// Copyright (c) 2014 The Bitcoin developers
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// Distributed under the MIT software license, see the accompanying
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// file COPYING or http://www.opensource.org/licenses/mit-license.php.
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#ifndef BITCOIN_HMAC_SHA512_H
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#define BITCOIN_HMAC_SHA512_H
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#include "crypto/sha512.h"
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#include <stdint.h>
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#include <stdlib.h>
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/** A hasher class for HMAC-SHA-512. */
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class CHMAC_SHA512
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{
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private:
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CSHA512 outer;
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CSHA512 inner;
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public:
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static const size_t OUTPUT_SIZE = 64;
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CHMAC_SHA512(const unsigned char* key, size_t keylen);
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CHMAC_SHA512& Write(const unsigned char* data, size_t len)
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{
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inner.Write(data, len);
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return *this;
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}
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void Finalize(unsigned char hash[OUTPUT_SIZE]);
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};
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#endif // BITCOIN_HMAC_SHA512_H
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@ -1,64 +0,0 @@
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// Copyright (c) 2014 The Bitcoin developers
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// Distributed under the MIT software license, see the accompanying
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// file COPYING or http://www.opensource.org/licenses/mit-license.php.
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#ifndef BITCOIN_CRYPTO_SHA2_H
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#define BITCOIN_CRYPTO_SHA2_H
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#include <stdint.h>
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#include <stdlib.h>
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/** A hasher class for SHA-256. */
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class CSHA256
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{
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private:
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uint32_t s[8];
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unsigned char buf[64];
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size_t bytes;
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public:
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static const size_t OUTPUT_SIZE = 32;
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CSHA256();
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CSHA256& Write(const unsigned char* data, size_t len);
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void Finalize(unsigned char hash[OUTPUT_SIZE]);
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CSHA256& Reset();
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};
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/** A hasher class for SHA-512. */
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class CSHA512
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{
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private:
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uint64_t s[8];
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unsigned char buf[128];
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size_t bytes;
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public:
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static const size_t OUTPUT_SIZE = 64;
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CSHA512();
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CSHA512& Write(const unsigned char* data, size_t len);
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void Finalize(unsigned char hash[OUTPUT_SIZE]);
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CSHA512& Reset();
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};
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/** A hasher class for HMAC-SHA-512. */
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class CHMAC_SHA512
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{
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private:
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CSHA512 outer;
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CSHA512 inner;
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public:
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static const size_t OUTPUT_SIZE = 64;
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CHMAC_SHA512(const unsigned char* key, size_t keylen);
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CHMAC_SHA512& Write(const unsigned char* data, size_t len)
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{
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inner.Write(data, len);
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return *this;
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}
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void Finalize(unsigned char hash[OUTPUT_SIZE]);
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};
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#endif // BITCOIN_CRYPTO_SHA2_H
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189
src/crypto/sha256.cpp
Normal file
189
src/crypto/sha256.cpp
Normal file
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@ -0,0 +1,189 @@
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// Copyright (c) 2014 The Bitcoin developers
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// Distributed under the MIT software license, see the accompanying
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// file COPYING or http://www.opensource.org/licenses/mit-license.php.
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#include "crypto/sha256.h"
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#include "crypto/common.h"
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#include <string.h>
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// Internal implementation code.
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namespace
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{
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/// Internal SHA-256 implementation.
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namespace sha256
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{
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uint32_t inline Ch(uint32_t x, uint32_t y, uint32_t z) { return z ^ (x & (y ^ z)); }
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uint32_t inline Maj(uint32_t x, uint32_t y, uint32_t z) { return (x & y) | (z & (x | y)); }
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uint32_t inline Sigma0(uint32_t x) { return (x >> 2 | x << 30) ^ (x >> 13 | x << 19) ^ (x >> 22 | x << 10); }
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uint32_t inline Sigma1(uint32_t x) { return (x >> 6 | x << 26) ^ (x >> 11 | x << 21) ^ (x >> 25 | x << 7); }
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uint32_t inline sigma0(uint32_t x) { return (x >> 7 | x << 25) ^ (x >> 18 | x << 14) ^ (x >> 3); }
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uint32_t inline sigma1(uint32_t x) { return (x >> 17 | x << 15) ^ (x >> 19 | x << 13) ^ (x >> 10); }
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/** One round of SHA-256. */
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void inline Round(uint32_t a, uint32_t b, uint32_t c, uint32_t& d, uint32_t e, uint32_t f, uint32_t g, uint32_t& h, uint32_t k, uint32_t w)
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{
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uint32_t t1 = h + Sigma1(e) + Ch(e, f, g) + k + w;
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uint32_t t2 = Sigma0(a) + Maj(a, b, c);
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d += t1;
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h = t1 + t2;
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}
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/** Initialize SHA-256 state. */
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void inline Initialize(uint32_t* s)
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{
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s[0] = 0x6a09e667ul;
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s[1] = 0xbb67ae85ul;
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s[2] = 0x3c6ef372ul;
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s[3] = 0xa54ff53aul;
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s[4] = 0x510e527ful;
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s[5] = 0x9b05688cul;
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s[6] = 0x1f83d9abul;
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s[7] = 0x5be0cd19ul;
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}
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/** Perform one SHA-256 transformation, processing a 64-byte chunk. */
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void Transform(uint32_t* s, const unsigned char* chunk)
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{
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uint32_t a = s[0], b = s[1], c = s[2], d = s[3], e = s[4], f = s[5], g = s[6], h = s[7];
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uint32_t w0, w1, w2, w3, w4, w5, w6, w7, w8, w9, w10, w11, w12, w13, w14, w15;
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Round(a, b, c, d, e, f, g, h, 0x428a2f98, w0 = ReadBE32(chunk + 0));
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Round(h, a, b, c, d, e, f, g, 0x71374491, w1 = ReadBE32(chunk + 4));
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Round(g, h, a, b, c, d, e, f, 0xb5c0fbcf, w2 = ReadBE32(chunk + 8));
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Round(f, g, h, a, b, c, d, e, 0xe9b5dba5, w3 = ReadBE32(chunk + 12));
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Round(e, f, g, h, a, b, c, d, 0x3956c25b, w4 = ReadBE32(chunk + 16));
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Round(d, e, f, g, h, a, b, c, 0x59f111f1, w5 = ReadBE32(chunk + 20));
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Round(c, d, e, f, g, h, a, b, 0x923f82a4, w6 = ReadBE32(chunk + 24));
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Round(b, c, d, e, f, g, h, a, 0xab1c5ed5, w7 = ReadBE32(chunk + 28));
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Round(a, b, c, d, e, f, g, h, 0xd807aa98, w8 = ReadBE32(chunk + 32));
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Round(h, a, b, c, d, e, f, g, 0x12835b01, w9 = ReadBE32(chunk + 36));
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Round(g, h, a, b, c, d, e, f, 0x243185be, w10 = ReadBE32(chunk + 40));
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Round(f, g, h, a, b, c, d, e, 0x550c7dc3, w11 = ReadBE32(chunk + 44));
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Round(e, f, g, h, a, b, c, d, 0x72be5d74, w12 = ReadBE32(chunk + 48));
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Round(d, e, f, g, h, a, b, c, 0x80deb1fe, w13 = ReadBE32(chunk + 52));
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Round(c, d, e, f, g, h, a, b, 0x9bdc06a7, w14 = ReadBE32(chunk + 56));
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Round(b, c, d, e, f, g, h, a, 0xc19bf174, w15 = ReadBE32(chunk + 60));
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Round(a, b, c, d, e, f, g, h, 0xe49b69c1, w0 += sigma1(w14) + w9 + sigma0(w1));
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Round(h, a, b, c, d, e, f, g, 0xefbe4786, w1 += sigma1(w15) + w10 + sigma0(w2));
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Round(g, h, a, b, c, d, e, f, 0x0fc19dc6, w2 += sigma1(w0) + w11 + sigma0(w3));
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Round(f, g, h, a, b, c, d, e, 0x240ca1cc, w3 += sigma1(w1) + w12 + sigma0(w4));
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Round(e, f, g, h, a, b, c, d, 0x2de92c6f, w4 += sigma1(w2) + w13 + sigma0(w5));
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Round(d, e, f, g, h, a, b, c, 0x4a7484aa, w5 += sigma1(w3) + w14 + sigma0(w6));
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Round(c, d, e, f, g, h, a, b, 0x5cb0a9dc, w6 += sigma1(w4) + w15 + sigma0(w7));
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Round(b, c, d, e, f, g, h, a, 0x76f988da, w7 += sigma1(w5) + w0 + sigma0(w8));
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Round(a, b, c, d, e, f, g, h, 0x983e5152, w8 += sigma1(w6) + w1 + sigma0(w9));
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Round(h, a, b, c, d, e, f, g, 0xa831c66d, w9 += sigma1(w7) + w2 + sigma0(w10));
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Round(g, h, a, b, c, d, e, f, 0xb00327c8, w10 += sigma1(w8) + w3 + sigma0(w11));
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Round(f, g, h, a, b, c, d, e, 0xbf597fc7, w11 += sigma1(w9) + w4 + sigma0(w12));
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Round(e, f, g, h, a, b, c, d, 0xc6e00bf3, w12 += sigma1(w10) + w5 + sigma0(w13));
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Round(d, e, f, g, h, a, b, c, 0xd5a79147, w13 += sigma1(w11) + w6 + sigma0(w14));
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Round(c, d, e, f, g, h, a, b, 0x06ca6351, w14 += sigma1(w12) + w7 + sigma0(w15));
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Round(b, c, d, e, f, g, h, a, 0x14292967, w15 += sigma1(w13) + w8 + sigma0(w0));
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Round(a, b, c, d, e, f, g, h, 0x27b70a85, w0 += sigma1(w14) + w9 + sigma0(w1));
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Round(h, a, b, c, d, e, f, g, 0x2e1b2138, w1 += sigma1(w15) + w10 + sigma0(w2));
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Round(g, h, a, b, c, d, e, f, 0x4d2c6dfc, w2 += sigma1(w0) + w11 + sigma0(w3));
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Round(f, g, h, a, b, c, d, e, 0x53380d13, w3 += sigma1(w1) + w12 + sigma0(w4));
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Round(e, f, g, h, a, b, c, d, 0x650a7354, w4 += sigma1(w2) + w13 + sigma0(w5));
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Round(d, e, f, g, h, a, b, c, 0x766a0abb, w5 += sigma1(w3) + w14 + sigma0(w6));
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Round(c, d, e, f, g, h, a, b, 0x81c2c92e, w6 += sigma1(w4) + w15 + sigma0(w7));
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Round(b, c, d, e, f, g, h, a, 0x92722c85, w7 += sigma1(w5) + w0 + sigma0(w8));
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Round(a, b, c, d, e, f, g, h, 0xa2bfe8a1, w8 += sigma1(w6) + w1 + sigma0(w9));
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Round(h, a, b, c, d, e, f, g, 0xa81a664b, w9 += sigma1(w7) + w2 + sigma0(w10));
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Round(g, h, a, b, c, d, e, f, 0xc24b8b70, w10 += sigma1(w8) + w3 + sigma0(w11));
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Round(f, g, h, a, b, c, d, e, 0xc76c51a3, w11 += sigma1(w9) + w4 + sigma0(w12));
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Round(e, f, g, h, a, b, c, d, 0xd192e819, w12 += sigma1(w10) + w5 + sigma0(w13));
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Round(d, e, f, g, h, a, b, c, 0xd6990624, w13 += sigma1(w11) + w6 + sigma0(w14));
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Round(c, d, e, f, g, h, a, b, 0xf40e3585, w14 += sigma1(w12) + w7 + sigma0(w15));
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Round(b, c, d, e, f, g, h, a, 0x106aa070, w15 += sigma1(w13) + w8 + sigma0(w0));
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Round(a, b, c, d, e, f, g, h, 0x19a4c116, w0 += sigma1(w14) + w9 + sigma0(w1));
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Round(h, a, b, c, d, e, f, g, 0x1e376c08, w1 += sigma1(w15) + w10 + sigma0(w2));
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Round(g, h, a, b, c, d, e, f, 0x2748774c, w2 += sigma1(w0) + w11 + sigma0(w3));
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Round(f, g, h, a, b, c, d, e, 0x34b0bcb5, w3 += sigma1(w1) + w12 + sigma0(w4));
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Round(e, f, g, h, a, b, c, d, 0x391c0cb3, w4 += sigma1(w2) + w13 + sigma0(w5));
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Round(d, e, f, g, h, a, b, c, 0x4ed8aa4a, w5 += sigma1(w3) + w14 + sigma0(w6));
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Round(c, d, e, f, g, h, a, b, 0x5b9cca4f, w6 += sigma1(w4) + w15 + sigma0(w7));
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Round(b, c, d, e, f, g, h, a, 0x682e6ff3, w7 += sigma1(w5) + w0 + sigma0(w8));
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Round(a, b, c, d, e, f, g, h, 0x748f82ee, w8 += sigma1(w6) + w1 + sigma0(w9));
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Round(h, a, b, c, d, e, f, g, 0x78a5636f, w9 += sigma1(w7) + w2 + sigma0(w10));
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Round(g, h, a, b, c, d, e, f, 0x84c87814, w10 += sigma1(w8) + w3 + sigma0(w11));
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Round(f, g, h, a, b, c, d, e, 0x8cc70208, w11 += sigma1(w9) + w4 + sigma0(w12));
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Round(e, f, g, h, a, b, c, d, 0x90befffa, w12 += sigma1(w10) + w5 + sigma0(w13));
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Round(d, e, f, g, h, a, b, c, 0xa4506ceb, w13 += sigma1(w11) + w6 + sigma0(w14));
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Round(c, d, e, f, g, h, a, b, 0xbef9a3f7, w14 + sigma1(w12) + w7 + sigma0(w15));
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Round(b, c, d, e, f, g, h, a, 0xc67178f2, w15 + sigma1(w13) + w8 + sigma0(w0));
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s[0] += a;
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s[1] += b;
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s[2] += c;
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s[3] += d;
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s[4] += e;
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s[5] += f;
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s[6] += g;
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s[7] += h;
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}
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} // namespace sha256
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} // namespace
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////// SHA-256
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CSHA256::CSHA256() : bytes(0)
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{
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sha256::Initialize(s);
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}
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CSHA256& CSHA256::Write(const unsigned char* data, size_t len)
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{
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const unsigned char* end = data + len;
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size_t bufsize = bytes % 64;
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if (bufsize && bufsize + len >= 64) {
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// Fill the buffer, and process it.
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memcpy(buf + bufsize, data, 64 - bufsize);
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bytes += 64 - bufsize;
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data += 64 - bufsize;
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sha256::Transform(s, buf);
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bufsize = 0;
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}
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while (end >= data + 64) {
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// Process full chunks directly from the source.
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sha256::Transform(s, data);
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bytes += 64;
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data += 64;
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}
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if (end > data) {
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// Fill the buffer with what remains.
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memcpy(buf + bufsize, data, end - data);
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bytes += end - data;
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}
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return *this;
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}
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void CSHA256::Finalize(unsigned char hash[OUTPUT_SIZE])
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{
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static const unsigned char pad[64] = {0x80};
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unsigned char sizedesc[8];
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WriteBE64(sizedesc, bytes << 3);
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Write(pad, 1 + ((119 - (bytes % 64)) % 64));
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Write(sizedesc, 8);
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WriteBE32(hash, s[0]);
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WriteBE32(hash + 4, s[1]);
|
||||
WriteBE32(hash + 8, s[2]);
|
||||
WriteBE32(hash + 12, s[3]);
|
||||
WriteBE32(hash + 16, s[4]);
|
||||
WriteBE32(hash + 20, s[5]);
|
||||
WriteBE32(hash + 24, s[6]);
|
||||
WriteBE32(hash + 28, s[7]);
|
||||
}
|
||||
|
||||
CSHA256& CSHA256::Reset()
|
||||
{
|
||||
bytes = 0;
|
||||
sha256::Initialize(s);
|
||||
return *this;
|
||||
}
|
28
src/crypto/sha256.h
Normal file
28
src/crypto/sha256.h
Normal file
|
@ -0,0 +1,28 @@
|
|||
// Copyright (c) 2014 The Bitcoin developers
|
||||
// Distributed under the MIT software license, see the accompanying
|
||||
// file COPYING or http://www.opensource.org/licenses/mit-license.php.
|
||||
|
||||
#ifndef BITCOIN_SHA256_H
|
||||
#define BITCOIN_SHA256_H
|
||||
|
||||
#include <stdint.h>
|
||||
#include <stdlib.h>
|
||||
|
||||
/** A hasher class for SHA-256. */
|
||||
class CSHA256
|
||||
{
|
||||
private:
|
||||
uint32_t s[8];
|
||||
unsigned char buf[64];
|
||||
size_t bytes;
|
||||
|
||||
public:
|
||||
static const size_t OUTPUT_SIZE = 32;
|
||||
|
||||
CSHA256();
|
||||
CSHA256& Write(const unsigned char* data, size_t len);
|
||||
void Finalize(unsigned char hash[OUTPUT_SIZE]);
|
||||
CSHA256& Reset();
|
||||
};
|
||||
|
||||
#endif // BITCOIN_SHA256_H
|
|
@ -2,7 +2,7 @@
|
|||
// Distributed under the MIT software license, see the accompanying
|
||||
// file COPYING or http://www.opensource.org/licenses/mit-license.php.
|
||||
|
||||
#include "crypto/sha2.h"
|
||||
#include "crypto/sha512.h"
|
||||
|
||||
#include "crypto/common.h"
|
||||
|
||||
|
@ -11,124 +11,6 @@
|
|||
// Internal implementation code.
|
||||
namespace
|
||||
{
|
||||
/// Internal SHA-256 implementation.
|
||||
namespace sha256
|
||||
{
|
||||
uint32_t inline Ch(uint32_t x, uint32_t y, uint32_t z) { return z ^ (x & (y ^ z)); }
|
||||
uint32_t inline Maj(uint32_t x, uint32_t y, uint32_t z) { return (x & y) | (z & (x | y)); }
|
||||
uint32_t inline Sigma0(uint32_t x) { return (x >> 2 | x << 30) ^ (x >> 13 | x << 19) ^ (x >> 22 | x << 10); }
|
||||
uint32_t inline Sigma1(uint32_t x) { return (x >> 6 | x << 26) ^ (x >> 11 | x << 21) ^ (x >> 25 | x << 7); }
|
||||
uint32_t inline sigma0(uint32_t x) { return (x >> 7 | x << 25) ^ (x >> 18 | x << 14) ^ (x >> 3); }
|
||||
uint32_t inline sigma1(uint32_t x) { return (x >> 17 | x << 15) ^ (x >> 19 | x << 13) ^ (x >> 10); }
|
||||
|
||||
/** One round of SHA-256. */
|
||||
void inline Round(uint32_t a, uint32_t b, uint32_t c, uint32_t& d, uint32_t e, uint32_t f, uint32_t g, uint32_t& h, uint32_t k, uint32_t w)
|
||||
{
|
||||
uint32_t t1 = h + Sigma1(e) + Ch(e, f, g) + k + w;
|
||||
uint32_t t2 = Sigma0(a) + Maj(a, b, c);
|
||||
d += t1;
|
||||
h = t1 + t2;
|
||||
}
|
||||
|
||||
/** Initialize SHA-256 state. */
|
||||
void inline Initialize(uint32_t* s)
|
||||
{
|
||||
s[0] = 0x6a09e667ul;
|
||||
s[1] = 0xbb67ae85ul;
|
||||
s[2] = 0x3c6ef372ul;
|
||||
s[3] = 0xa54ff53aul;
|
||||
s[4] = 0x510e527ful;
|
||||
s[5] = 0x9b05688cul;
|
||||
s[6] = 0x1f83d9abul;
|
||||
s[7] = 0x5be0cd19ul;
|
||||
}
|
||||
|
||||
/** Perform one SHA-256 transformation, processing a 64-byte chunk. */
|
||||
void Transform(uint32_t* s, const unsigned char* chunk)
|
||||
{
|
||||
uint32_t a = s[0], b = s[1], c = s[2], d = s[3], e = s[4], f = s[5], g = s[6], h = s[7];
|
||||
uint32_t w0, w1, w2, w3, w4, w5, w6, w7, w8, w9, w10, w11, w12, w13, w14, w15;
|
||||
|
||||
Round(a, b, c, d, e, f, g, h, 0x428a2f98, w0 = ReadBE32(chunk + 0));
|
||||
Round(h, a, b, c, d, e, f, g, 0x71374491, w1 = ReadBE32(chunk + 4));
|
||||
Round(g, h, a, b, c, d, e, f, 0xb5c0fbcf, w2 = ReadBE32(chunk + 8));
|
||||
Round(f, g, h, a, b, c, d, e, 0xe9b5dba5, w3 = ReadBE32(chunk + 12));
|
||||
Round(e, f, g, h, a, b, c, d, 0x3956c25b, w4 = ReadBE32(chunk + 16));
|
||||
Round(d, e, f, g, h, a, b, c, 0x59f111f1, w5 = ReadBE32(chunk + 20));
|
||||
Round(c, d, e, f, g, h, a, b, 0x923f82a4, w6 = ReadBE32(chunk + 24));
|
||||
Round(b, c, d, e, f, g, h, a, 0xab1c5ed5, w7 = ReadBE32(chunk + 28));
|
||||
Round(a, b, c, d, e, f, g, h, 0xd807aa98, w8 = ReadBE32(chunk + 32));
|
||||
Round(h, a, b, c, d, e, f, g, 0x12835b01, w9 = ReadBE32(chunk + 36));
|
||||
Round(g, h, a, b, c, d, e, f, 0x243185be, w10 = ReadBE32(chunk + 40));
|
||||
Round(f, g, h, a, b, c, d, e, 0x550c7dc3, w11 = ReadBE32(chunk + 44));
|
||||
Round(e, f, g, h, a, b, c, d, 0x72be5d74, w12 = ReadBE32(chunk + 48));
|
||||
Round(d, e, f, g, h, a, b, c, 0x80deb1fe, w13 = ReadBE32(chunk + 52));
|
||||
Round(c, d, e, f, g, h, a, b, 0x9bdc06a7, w14 = ReadBE32(chunk + 56));
|
||||
Round(b, c, d, e, f, g, h, a, 0xc19bf174, w15 = ReadBE32(chunk + 60));
|
||||
|
||||
Round(a, b, c, d, e, f, g, h, 0xe49b69c1, w0 += sigma1(w14) + w9 + sigma0(w1));
|
||||
Round(h, a, b, c, d, e, f, g, 0xefbe4786, w1 += sigma1(w15) + w10 + sigma0(w2));
|
||||
Round(g, h, a, b, c, d, e, f, 0x0fc19dc6, w2 += sigma1(w0) + w11 + sigma0(w3));
|
||||
Round(f, g, h, a, b, c, d, e, 0x240ca1cc, w3 += sigma1(w1) + w12 + sigma0(w4));
|
||||
Round(e, f, g, h, a, b, c, d, 0x2de92c6f, w4 += sigma1(w2) + w13 + sigma0(w5));
|
||||
Round(d, e, f, g, h, a, b, c, 0x4a7484aa, w5 += sigma1(w3) + w14 + sigma0(w6));
|
||||
Round(c, d, e, f, g, h, a, b, 0x5cb0a9dc, w6 += sigma1(w4) + w15 + sigma0(w7));
|
||||
Round(b, c, d, e, f, g, h, a, 0x76f988da, w7 += sigma1(w5) + w0 + sigma0(w8));
|
||||
Round(a, b, c, d, e, f, g, h, 0x983e5152, w8 += sigma1(w6) + w1 + sigma0(w9));
|
||||
Round(h, a, b, c, d, e, f, g, 0xa831c66d, w9 += sigma1(w7) + w2 + sigma0(w10));
|
||||
Round(g, h, a, b, c, d, e, f, 0xb00327c8, w10 += sigma1(w8) + w3 + sigma0(w11));
|
||||
Round(f, g, h, a, b, c, d, e, 0xbf597fc7, w11 += sigma1(w9) + w4 + sigma0(w12));
|
||||
Round(e, f, g, h, a, b, c, d, 0xc6e00bf3, w12 += sigma1(w10) + w5 + sigma0(w13));
|
||||
Round(d, e, f, g, h, a, b, c, 0xd5a79147, w13 += sigma1(w11) + w6 + sigma0(w14));
|
||||
Round(c, d, e, f, g, h, a, b, 0x06ca6351, w14 += sigma1(w12) + w7 + sigma0(w15));
|
||||
Round(b, c, d, e, f, g, h, a, 0x14292967, w15 += sigma1(w13) + w8 + sigma0(w0));
|
||||
|
||||
Round(a, b, c, d, e, f, g, h, 0x27b70a85, w0 += sigma1(w14) + w9 + sigma0(w1));
|
||||
Round(h, a, b, c, d, e, f, g, 0x2e1b2138, w1 += sigma1(w15) + w10 + sigma0(w2));
|
||||
Round(g, h, a, b, c, d, e, f, 0x4d2c6dfc, w2 += sigma1(w0) + w11 + sigma0(w3));
|
||||
Round(f, g, h, a, b, c, d, e, 0x53380d13, w3 += sigma1(w1) + w12 + sigma0(w4));
|
||||
Round(e, f, g, h, a, b, c, d, 0x650a7354, w4 += sigma1(w2) + w13 + sigma0(w5));
|
||||
Round(d, e, f, g, h, a, b, c, 0x766a0abb, w5 += sigma1(w3) + w14 + sigma0(w6));
|
||||
Round(c, d, e, f, g, h, a, b, 0x81c2c92e, w6 += sigma1(w4) + w15 + sigma0(w7));
|
||||
Round(b, c, d, e, f, g, h, a, 0x92722c85, w7 += sigma1(w5) + w0 + sigma0(w8));
|
||||
Round(a, b, c, d, e, f, g, h, 0xa2bfe8a1, w8 += sigma1(w6) + w1 + sigma0(w9));
|
||||
Round(h, a, b, c, d, e, f, g, 0xa81a664b, w9 += sigma1(w7) + w2 + sigma0(w10));
|
||||
Round(g, h, a, b, c, d, e, f, 0xc24b8b70, w10 += sigma1(w8) + w3 + sigma0(w11));
|
||||
Round(f, g, h, a, b, c, d, e, 0xc76c51a3, w11 += sigma1(w9) + w4 + sigma0(w12));
|
||||
Round(e, f, g, h, a, b, c, d, 0xd192e819, w12 += sigma1(w10) + w5 + sigma0(w13));
|
||||
Round(d, e, f, g, h, a, b, c, 0xd6990624, w13 += sigma1(w11) + w6 + sigma0(w14));
|
||||
Round(c, d, e, f, g, h, a, b, 0xf40e3585, w14 += sigma1(w12) + w7 + sigma0(w15));
|
||||
Round(b, c, d, e, f, g, h, a, 0x106aa070, w15 += sigma1(w13) + w8 + sigma0(w0));
|
||||
|
||||
Round(a, b, c, d, e, f, g, h, 0x19a4c116, w0 += sigma1(w14) + w9 + sigma0(w1));
|
||||
Round(h, a, b, c, d, e, f, g, 0x1e376c08, w1 += sigma1(w15) + w10 + sigma0(w2));
|
||||
Round(g, h, a, b, c, d, e, f, 0x2748774c, w2 += sigma1(w0) + w11 + sigma0(w3));
|
||||
Round(f, g, h, a, b, c, d, e, 0x34b0bcb5, w3 += sigma1(w1) + w12 + sigma0(w4));
|
||||
Round(e, f, g, h, a, b, c, d, 0x391c0cb3, w4 += sigma1(w2) + w13 + sigma0(w5));
|
||||
Round(d, e, f, g, h, a, b, c, 0x4ed8aa4a, w5 += sigma1(w3) + w14 + sigma0(w6));
|
||||
Round(c, d, e, f, g, h, a, b, 0x5b9cca4f, w6 += sigma1(w4) + w15 + sigma0(w7));
|
||||
Round(b, c, d, e, f, g, h, a, 0x682e6ff3, w7 += sigma1(w5) + w0 + sigma0(w8));
|
||||
Round(a, b, c, d, e, f, g, h, 0x748f82ee, w8 += sigma1(w6) + w1 + sigma0(w9));
|
||||
Round(h, a, b, c, d, e, f, g, 0x78a5636f, w9 += sigma1(w7) + w2 + sigma0(w10));
|
||||
Round(g, h, a, b, c, d, e, f, 0x84c87814, w10 += sigma1(w8) + w3 + sigma0(w11));
|
||||
Round(f, g, h, a, b, c, d, e, 0x8cc70208, w11 += sigma1(w9) + w4 + sigma0(w12));
|
||||
Round(e, f, g, h, a, b, c, d, 0x90befffa, w12 += sigma1(w10) + w5 + sigma0(w13));
|
||||
Round(d, e, f, g, h, a, b, c, 0xa4506ceb, w13 += sigma1(w11) + w6 + sigma0(w14));
|
||||
Round(c, d, e, f, g, h, a, b, 0xbef9a3f7, w14 + sigma1(w12) + w7 + sigma0(w15));
|
||||
Round(b, c, d, e, f, g, h, a, 0xc67178f2, w15 + sigma1(w13) + w8 + sigma0(w0));
|
||||
|
||||
s[0] += a;
|
||||
s[1] += b;
|
||||
s[2] += c;
|
||||
s[3] += d;
|
||||
s[4] += e;
|
||||
s[5] += f;
|
||||
s[6] += g;
|
||||
s[7] += h;
|
||||
}
|
||||
|
||||
} // namespace sha256
|
||||
|
||||
/// Internal SHA-512 implementation.
|
||||
namespace sha512
|
||||
{
|
||||
|
@ -249,8 +131,8 @@ void Transform(uint64_t* s, const unsigned char* chunk)
|
|||
Round(f, g, h, a, b, c, d, e, 0x431d67c49c100d4cull, w11 += sigma1(w9) + w4 + sigma0(w12));
|
||||
Round(e, f, g, h, a, b, c, d, 0x4cc5d4becb3e42b6ull, w12 += sigma1(w10) + w5 + sigma0(w13));
|
||||
Round(d, e, f, g, h, a, b, c, 0x597f299cfc657e2aull, w13 += sigma1(w11) + w6 + sigma0(w14));
|
||||
Round(c, d, e, f, g, h, a, b, 0x5fcb6fab3ad6faecull, w14 += sigma1(w12) + w7 + sigma0(w15));
|
||||
Round(b, c, d, e, f, g, h, a, 0x6c44198c4a475817ull, w15 += sigma1(w13) + w8 + sigma0(w0));
|
||||
Round(c, d, e, f, g, h, a, b, 0x5fcb6fab3ad6faecull, w14 + sigma1(w12) + w7 + sigma0(w15));
|
||||
Round(b, c, d, e, f, g, h, a, 0x6c44198c4a475817ull, w15 + sigma1(w13) + w8 + sigma0(w0));
|
||||
|
||||
s[0] += a;
|
||||
s[1] += b;
|
||||
|
@ -267,63 +149,6 @@ void Transform(uint64_t* s, const unsigned char* chunk)
|
|||
} // namespace
|
||||
|
||||
|
||||
////// SHA-256
|
||||
|
||||
CSHA256::CSHA256() : bytes(0)
|
||||
{
|
||||
sha256::Initialize(s);
|
||||
}
|
||||
|
||||
CSHA256& CSHA256::Write(const unsigned char* data, size_t len)
|
||||
{
|
||||
const unsigned char* end = data + len;
|
||||
size_t bufsize = bytes % 64;
|
||||
if (bufsize && bufsize + len >= 64) {
|
||||
// Fill the buffer, and process it.
|
||||
memcpy(buf + bufsize, data, 64 - bufsize);
|
||||
bytes += 64 - bufsize;
|
||||
data += 64 - bufsize;
|
||||
sha256::Transform(s, buf);
|
||||
bufsize = 0;
|
||||
}
|
||||
while (end >= data + 64) {
|
||||
// Process full chunks directly from the source.
|
||||
sha256::Transform(s, data);
|
||||
bytes += 64;
|
||||
data += 64;
|
||||
}
|
||||
if (end > data) {
|
||||
// Fill the buffer with what remains.
|
||||
memcpy(buf + bufsize, data, end - data);
|
||||
bytes += end - data;
|
||||
}
|
||||
return *this;
|
||||
}
|
||||
|
||||
void CSHA256::Finalize(unsigned char hash[OUTPUT_SIZE])
|
||||
{
|
||||
static const unsigned char pad[64] = {0x80};
|
||||
unsigned char sizedesc[8];
|
||||
WriteBE64(sizedesc, bytes << 3);
|
||||
Write(pad, 1 + ((119 - (bytes % 64)) % 64));
|
||||
Write(sizedesc, 8);
|
||||
WriteBE32(hash, s[0]);
|
||||
WriteBE32(hash + 4, s[1]);
|
||||
WriteBE32(hash + 8, s[2]);
|
||||
WriteBE32(hash + 12, s[3]);
|
||||
WriteBE32(hash + 16, s[4]);
|
||||
WriteBE32(hash + 20, s[5]);
|
||||
WriteBE32(hash + 24, s[6]);
|
||||
WriteBE32(hash + 28, s[7]);
|
||||
}
|
||||
|
||||
CSHA256& CSHA256::Reset()
|
||||
{
|
||||
bytes = 0;
|
||||
sha256::Initialize(s);
|
||||
return *this;
|
||||
}
|
||||
|
||||
////// SHA-512
|
||||
|
||||
CSHA512::CSHA512() : bytes(0)
|
||||
|
@ -380,32 +205,3 @@ CSHA512& CSHA512::Reset()
|
|||
sha512::Initialize(s);
|
||||
return *this;
|
||||
}
|
||||
|
||||
////// HMAC-SHA-512
|
||||
|
||||
CHMAC_SHA512::CHMAC_SHA512(const unsigned char* key, size_t keylen)
|
||||
{
|
||||
unsigned char rkey[128];
|
||||
if (keylen <= 128) {
|
||||
memcpy(rkey, key, keylen);
|
||||
memset(rkey + keylen, 0, 128 - keylen);
|
||||
} else {
|
||||
CSHA512().Write(key, keylen).Finalize(rkey);
|
||||
memset(rkey + 64, 0, 64);
|
||||
}
|
||||
|
||||
for (int n = 0; n < 128; n++)
|
||||
rkey[n] ^= 0x5c;
|
||||
outer.Write(rkey, 128);
|
||||
|
||||
for (int n = 0; n < 128; n++)
|
||||
rkey[n] ^= 0x5c ^ 0x36;
|
||||
inner.Write(rkey, 128);
|
||||
}
|
||||
|
||||
void CHMAC_SHA512::Finalize(unsigned char hash[OUTPUT_SIZE])
|
||||
{
|
||||
unsigned char temp[64];
|
||||
inner.Finalize(temp);
|
||||
outer.Write(temp, 64).Finalize(hash);
|
||||
}
|
28
src/crypto/sha512.h
Normal file
28
src/crypto/sha512.h
Normal file
|
@ -0,0 +1,28 @@
|
|||
// Copyright (c) 2014 The Bitcoin developers
|
||||
// Distributed under the MIT software license, see the accompanying
|
||||
// file COPYING or http://www.opensource.org/licenses/mit-license.php.
|
||||
|
||||
#ifndef BITCOIN_SHA512_H
|
||||
#define BITCOIN_SHA512_H
|
||||
|
||||
#include <stdint.h>
|
||||
#include <stdlib.h>
|
||||
|
||||
/** A hasher class for SHA-512. */
|
||||
class CSHA512
|
||||
{
|
||||
private:
|
||||
uint64_t s[8];
|
||||
unsigned char buf[128];
|
||||
size_t bytes;
|
||||
|
||||
public:
|
||||
static const size_t OUTPUT_SIZE = 64;
|
||||
|
||||
CSHA512();
|
||||
CSHA512& Write(const unsigned char* data, size_t len);
|
||||
void Finalize(unsigned char hash[OUTPUT_SIZE]);
|
||||
CSHA512& Reset();
|
||||
};
|
||||
|
||||
#endif // BITCOIN_SHA512_H
|
|
@ -3,6 +3,7 @@
|
|||
// file COPYING or http://www.opensource.org/licenses/mit-license.php.
|
||||
|
||||
#include "hash.h"
|
||||
#include "crypto/hmac_sha512.h"
|
||||
|
||||
inline uint32_t ROTL32(uint32_t x, int8_t r)
|
||||
{
|
||||
|
|
|
@ -7,7 +7,7 @@
|
|||
#define BITCOIN_HASH_H
|
||||
|
||||
#include "crypto/ripemd160.h"
|
||||
#include "crypto/sha2.h"
|
||||
#include "crypto/sha256.h"
|
||||
#include "serialize.h"
|
||||
#include "uint256.h"
|
||||
#include "version.h"
|
||||
|
|
|
@ -4,7 +4,7 @@
|
|||
|
||||
#include "key.h"
|
||||
|
||||
#include "crypto/sha2.h"
|
||||
#include "crypto/hmac_sha512.h"
|
||||
#include "eccryptoverify.h"
|
||||
#include "pubkey.h"
|
||||
#include "random.h"
|
||||
|
|
|
@ -4,7 +4,6 @@
|
|||
|
||||
#include "pubkey.h"
|
||||
|
||||
#include "crypto/sha2.h"
|
||||
#include "eccryptoverify.h"
|
||||
|
||||
#ifdef USE_SECP256K1
|
||||
|
|
|
@ -8,7 +8,7 @@
|
|||
#include "core/transaction.h"
|
||||
#include "crypto/ripemd160.h"
|
||||
#include "crypto/sha1.h"
|
||||
#include "crypto/sha2.h"
|
||||
#include "crypto/sha256.h"
|
||||
#include "eccryptoverify.h"
|
||||
#include "pubkey.h"
|
||||
#include "script/script.h"
|
||||
|
|
|
@ -4,7 +4,9 @@
|
|||
|
||||
#include "crypto/ripemd160.h"
|
||||
#include "crypto/sha1.h"
|
||||
#include "crypto/sha2.h"
|
||||
#include "crypto/sha256.h"
|
||||
#include "crypto/sha512.h"
|
||||
#include "crypto/hmac_sha512.h"
|
||||
#include "random.h"
|
||||
#include "utilstrencodings.h"
|
||||
|
||||
|
|
Loading…
Reference in a new issue