diff options
Diffstat (limited to 'src/crypto')
-rw-r--r-- | src/crypto/common.h | 61 | ||||
-rw-r--r-- | src/crypto/ripemd160.cpp | 325 | ||||
-rw-r--r-- | src/crypto/ripemd160.h | 9 | ||||
-rw-r--r-- | src/crypto/sha1.cpp | 200 | ||||
-rw-r--r-- | src/crypto/sha1.h | 9 | ||||
-rw-r--r-- | src/crypto/sha2.cpp | 384 | ||||
-rw-r--r-- | src/crypto/sha2.h | 22 |
7 files changed, 574 insertions, 436 deletions
diff --git a/src/crypto/common.h b/src/crypto/common.h index 8f675a16c5..67c30023c3 100644 --- a/src/crypto/common.h +++ b/src/crypto/common.h @@ -1,5 +1,5 @@ // Copyright (c) 2014 The Bitcoin developers -// Distributed under the MIT/X11 software license, see the accompanying +// Distributed under the MIT software license, see the accompanying // file COPYING or http://www.opensource.org/licenses/mit-license.php. #ifndef BITCOIN_CRYPTO_COMMON_H @@ -8,12 +8,15 @@ #if defined(HAVE_CONFIG_H) #include "bitcoin-config.h" #endif + #include <stdint.h> + #if defined(HAVE_ENDIAN_H) #include <endian.h> #endif -uint32_t static inline ReadLE32(const unsigned char *ptr) { +uint32_t static inline ReadLE32(const unsigned char* ptr) +{ #if HAVE_DECL_LE32TOH == 1 return le32toh(*((uint32_t*)ptr)); #elif !defined(WORDS_BIGENDIAN) @@ -23,8 +26,8 @@ uint32_t static inline ReadLE32(const unsigned char *ptr) { #endif } -uint64_t static inline ReadLE64(const unsigned char *ptr) { - +uint64_t static inline ReadLE64(const unsigned char* ptr) +{ #if HAVE_DECL_LE64TOH == 1 return le64toh(*((uint64_t*)ptr)); #elif !defined(WORDS_BIGENDIAN) @@ -35,28 +38,40 @@ uint64_t static inline ReadLE64(const unsigned char *ptr) { #endif } -void static inline WriteLE32(unsigned char *ptr, uint32_t x) { +void static inline WriteLE32(unsigned char* ptr, uint32_t x) +{ #if HAVE_DECL_HTOLE32 == 1 *((uint32_t*)ptr) = htole32(x); #elif !defined(WORDS_BIGENDIAN) *((uint32_t*)ptr) = x; #else - ptr[3] = x >> 24; ptr[2] = x >> 16; ptr[1] = x >> 8; ptr[0] = x; + ptr[3] = x >> 24; + ptr[2] = x >> 16; + ptr[1] = x >> 8; + ptr[0] = x; #endif } -void static inline WriteLE64(unsigned char *ptr, uint64_t x) { +void static inline WriteLE64(unsigned char* ptr, uint64_t x) +{ #if HAVE_DECL_HTOLE64 == 1 *((uint64_t*)ptr) = htole64(x); #elif !defined(WORDS_BIGENDIAN) *((uint64_t*)ptr) = x; #else - ptr[7] = x >> 56; ptr[6] = x >> 48; ptr[5] = x >> 40; ptr[4] = x >> 32; - ptr[3] = x >> 24; ptr[2] = x >> 16; ptr[1] = x >> 8; ptr[0] = x; + ptr[7] = x >> 56; + ptr[6] = x >> 48; + ptr[5] = x >> 40; + ptr[4] = x >> 32; + ptr[3] = x >> 24; + ptr[2] = x >> 16; + ptr[1] = x >> 8; + ptr[0] = x; #endif } -uint32_t static inline ReadBE32(const unsigned char *ptr) { +uint32_t static inline ReadBE32(const unsigned char* ptr) +{ #if HAVE_DECL_BE32TOH == 1 return be32toh(*((uint32_t*)ptr)); #else @@ -64,7 +79,8 @@ uint32_t static inline ReadBE32(const unsigned char *ptr) { #endif } -uint64_t static inline ReadBE64(const unsigned char *ptr) { +uint64_t static inline ReadBE64(const unsigned char* ptr) +{ #if HAVE_DECL_BE64TOH == 1 return be64toh(*((uint64_t*)ptr)); #else @@ -73,21 +89,32 @@ uint64_t static inline ReadBE64(const unsigned char *ptr) { #endif } -void static inline WriteBE32(unsigned char *ptr, uint32_t x) { +void static inline WriteBE32(unsigned char* ptr, uint32_t x) +{ #if HAVE_DECL_HTOBE32 == 1 *((uint32_t*)ptr) = htobe32(x); #else - ptr[0] = x >> 24; ptr[1] = x >> 16; ptr[2] = x >> 8; ptr[3] = x; + ptr[0] = x >> 24; + ptr[1] = x >> 16; + ptr[2] = x >> 8; + ptr[3] = x; #endif } -void static inline WriteBE64(unsigned char *ptr, uint64_t x) { +void static inline WriteBE64(unsigned char* ptr, uint64_t x) +{ #if HAVE_DECL_HTOBE64 == 1 *((uint64_t*)ptr) = htobe64(x); #else - ptr[0] = x >> 56; ptr[1] = x >> 48; ptr[2] = x >> 40; ptr[3] = x >> 32; - ptr[4] = x >> 24; ptr[5] = x >> 16; ptr[6] = x >> 8; ptr[7] = x; + ptr[0] = x >> 56; + ptr[1] = x >> 48; + ptr[2] = x >> 40; + ptr[3] = x >> 32; + ptr[4] = x >> 24; + ptr[5] = x >> 16; + ptr[6] = x >> 8; + ptr[7] = x; #endif } -#endif +#endif // BITCOIN_CRYPTO_COMMON_H diff --git a/src/crypto/ripemd160.cpp b/src/crypto/ripemd160.cpp index b5e9f0df49..cb4a94a44d 100644 --- a/src/crypto/ripemd160.cpp +++ b/src/crypto/ripemd160.cpp @@ -1,5 +1,5 @@ // Copyright (c) 2014 The Bitcoin developers -// Distributed under the MIT/X11 software license, see the accompanying +// Distributed under the MIT software license, see the accompanying // file COPYING or http://www.opensource.org/licenses/mit-license.php. #include "crypto/ripemd160.h" @@ -9,11 +9,11 @@ #include <string.h> // Internal implementation code. -namespace { - +namespace +{ /// Internal RIPEMD-160 implementation. -namespace ripemd160 { - +namespace ripemd160 +{ uint32_t inline f1(uint32_t x, uint32_t y, uint32_t z) { return x ^ y ^ z; } uint32_t inline f2(uint32_t x, uint32_t y, uint32_t z) { return (x & y) | (~x & z); } uint32_t inline f3(uint32_t x, uint32_t y, uint32_t z) { return (x | ~y) ^ z; } @@ -21,7 +21,8 @@ uint32_t inline f4(uint32_t x, uint32_t y, uint32_t z) { return (x & z) | (y & ~ uint32_t inline f5(uint32_t x, uint32_t y, uint32_t z) { return x ^ (y | ~z); } /** Initialize RIPEMD-160 state. */ -void inline Initialize(uint32_t *s) { +void inline Initialize(uint32_t* s) +{ s[0] = 0x67452301ul; s[1] = 0xEFCDAB89ul; s[2] = 0x98BADCFEul; @@ -29,139 +30,223 @@ void inline Initialize(uint32_t *s) { s[4] = 0xC3D2E1F0ul; } -uint32_t inline rol(uint32_t x, int i) { return (x << i) | (x >> (32-i)); } +uint32_t inline rol(uint32_t x, int i) { return (x << i) | (x >> (32 - i)); } -void inline Round(uint32_t &a, uint32_t b, uint32_t &c, uint32_t d, uint32_t e, uint32_t f, uint32_t x, uint32_t k, int r) { +void inline Round(uint32_t& a, uint32_t b, uint32_t& c, uint32_t d, uint32_t e, uint32_t f, uint32_t x, uint32_t k, int r) +{ a = rol(a + f + x + k, r) + e; c = rol(c, 10); } -void inline R11(uint32_t &a, uint32_t b, uint32_t &c, uint32_t d, uint32_t e, uint32_t x, int r) { Round(a, b, c, d, e, f1(b, c, d), x, 0, r); } -void inline R21(uint32_t &a, uint32_t b, uint32_t &c, uint32_t d, uint32_t e, uint32_t x, int r) { Round(a, b, c, d, e, f2(b, c, d), x, 0x5A827999ul, r); } -void inline R31(uint32_t &a, uint32_t b, uint32_t &c, uint32_t d, uint32_t e, uint32_t x, int r) { Round(a, b, c, d, e, f3(b, c, d), x, 0x6ED9EBA1ul, r); } -void inline R41(uint32_t &a, uint32_t b, uint32_t &c, uint32_t d, uint32_t e, uint32_t x, int r) { Round(a, b, c, d, e, f4(b, c, d), x, 0x8F1BBCDCul, r); } -void inline R51(uint32_t &a, uint32_t b, uint32_t &c, uint32_t d, uint32_t e, uint32_t x, int r) { Round(a, b, c, d, e, f5(b, c, d), x, 0xA953FD4Eul, r); } +void inline R11(uint32_t& a, uint32_t b, uint32_t& c, uint32_t d, uint32_t e, uint32_t x, int r) { Round(a, b, c, d, e, f1(b, c, d), x, 0, r); } +void inline R21(uint32_t& a, uint32_t b, uint32_t& c, uint32_t d, uint32_t e, uint32_t x, int r) { Round(a, b, c, d, e, f2(b, c, d), x, 0x5A827999ul, r); } +void inline R31(uint32_t& a, uint32_t b, uint32_t& c, uint32_t d, uint32_t e, uint32_t x, int r) { Round(a, b, c, d, e, f3(b, c, d), x, 0x6ED9EBA1ul, r); } +void inline R41(uint32_t& a, uint32_t b, uint32_t& c, uint32_t d, uint32_t e, uint32_t x, int r) { Round(a, b, c, d, e, f4(b, c, d), x, 0x8F1BBCDCul, r); } +void inline R51(uint32_t& a, uint32_t b, uint32_t& c, uint32_t d, uint32_t e, uint32_t x, int r) { Round(a, b, c, d, e, f5(b, c, d), x, 0xA953FD4Eul, r); } -void inline R12(uint32_t &a, uint32_t b, uint32_t &c, uint32_t d, uint32_t e, uint32_t x, int r) { Round(a, b, c, d, e, f5(b, c, d), x, 0x50A28BE6ul, r); } -void inline R22(uint32_t &a, uint32_t b, uint32_t &c, uint32_t d, uint32_t e, uint32_t x, int r) { Round(a, b, c, d, e, f4(b, c, d), x, 0x5C4DD124ul, r); } -void inline R32(uint32_t &a, uint32_t b, uint32_t &c, uint32_t d, uint32_t e, uint32_t x, int r) { Round(a, b, c, d, e, f3(b, c, d), x, 0x6D703EF3ul, r); } -void inline R42(uint32_t &a, uint32_t b, uint32_t &c, uint32_t d, uint32_t e, uint32_t x, int r) { Round(a, b, c, d, e, f2(b, c, d), x, 0x7A6D76E9ul, r); } -void inline R52(uint32_t &a, uint32_t b, uint32_t &c, uint32_t d, uint32_t e, uint32_t x, int r) { Round(a, b, c, d, e, f1(b, c, d), x, 0, r); } +void inline R12(uint32_t& a, uint32_t b, uint32_t& c, uint32_t d, uint32_t e, uint32_t x, int r) { Round(a, b, c, d, e, f5(b, c, d), x, 0x50A28BE6ul, r); } +void inline R22(uint32_t& a, uint32_t b, uint32_t& c, uint32_t d, uint32_t e, uint32_t x, int r) { Round(a, b, c, d, e, f4(b, c, d), x, 0x5C4DD124ul, r); } +void inline R32(uint32_t& a, uint32_t b, uint32_t& c, uint32_t d, uint32_t e, uint32_t x, int r) { Round(a, b, c, d, e, f3(b, c, d), x, 0x6D703EF3ul, r); } +void inline R42(uint32_t& a, uint32_t b, uint32_t& c, uint32_t d, uint32_t e, uint32_t x, int r) { Round(a, b, c, d, e, f2(b, c, d), x, 0x7A6D76E9ul, r); } +void inline R52(uint32_t& a, uint32_t b, uint32_t& c, uint32_t d, uint32_t e, uint32_t x, int r) { Round(a, b, c, d, e, f1(b, c, d), x, 0, r); } /** Perform a RIPEMD-160 transformation, processing a 64-byte chunk. */ -void Transform(uint32_t *s, const unsigned char *chunk) { +void Transform(uint32_t* s, const unsigned char* chunk) +{ uint32_t a1 = s[0], b1 = s[1], c1 = s[2], d1 = s[3], e1 = s[4]; - uint32_t a2 = a1 , b2 = b1 , c2 = c1 , d2 = d1 , e2 = e1 ; - uint32_t w0 = ReadLE32(chunk + 0), w1 = ReadLE32(chunk + 4), w2 = ReadLE32(chunk + 8), w3 = ReadLE32(chunk + 12); - uint32_t w4 = ReadLE32(chunk + 16), w5 = ReadLE32(chunk + 20), w6 = ReadLE32(chunk + 24), w7 = ReadLE32(chunk + 28); - uint32_t w8 = ReadLE32(chunk + 32), w9 = ReadLE32(chunk + 36), w10 = ReadLE32(chunk + 40), w11 = ReadLE32(chunk + 44); + uint32_t a2 = a1, b2 = b1, c2 = c1, d2 = d1, e2 = e1; + uint32_t w0 = ReadLE32(chunk + 0), w1 = ReadLE32(chunk + 4), w2 = ReadLE32(chunk + 8), w3 = ReadLE32(chunk + 12); + uint32_t w4 = ReadLE32(chunk + 16), w5 = ReadLE32(chunk + 20), w6 = ReadLE32(chunk + 24), w7 = ReadLE32(chunk + 28); + uint32_t w8 = ReadLE32(chunk + 32), w9 = ReadLE32(chunk + 36), w10 = ReadLE32(chunk + 40), w11 = ReadLE32(chunk + 44); uint32_t w12 = ReadLE32(chunk + 48), w13 = ReadLE32(chunk + 52), w14 = ReadLE32(chunk + 56), w15 = ReadLE32(chunk + 60); - R11(a1, b1, c1, d1, e1, w0 , 11); R12(a2, b2, c2, d2, e2, w5 , 8); - R11(e1, a1, b1, c1, d1, w1 , 14); R12(e2, a2, b2, c2, d2, w14, 9); - R11(d1, e1, a1, b1, c1, w2 , 15); R12(d2, e2, a2, b2, c2, w7 , 9); - R11(c1, d1, e1, a1, b1, w3 , 12); R12(c2, d2, e2, a2, b2, w0 , 11); - R11(b1, c1, d1, e1, a1, w4 , 5); R12(b2, c2, d2, e2, a2, w9 , 13); - R11(a1, b1, c1, d1, e1, w5 , 8); R12(a2, b2, c2, d2, e2, w2 , 15); - R11(e1, a1, b1, c1, d1, w6 , 7); R12(e2, a2, b2, c2, d2, w11, 15); - R11(d1, e1, a1, b1, c1, w7 , 9); R12(d2, e2, a2, b2, c2, w4 , 5); - R11(c1, d1, e1, a1, b1, w8 , 11); R12(c2, d2, e2, a2, b2, w13, 7); - R11(b1, c1, d1, e1, a1, w9 , 13); R12(b2, c2, d2, e2, a2, w6 , 7); - R11(a1, b1, c1, d1, e1, w10, 14); R12(a2, b2, c2, d2, e2, w15, 8); - R11(e1, a1, b1, c1, d1, w11, 15); R12(e2, a2, b2, c2, d2, w8 , 11); - R11(d1, e1, a1, b1, c1, w12, 6); R12(d2, e2, a2, b2, c2, w1 , 14); - R11(c1, d1, e1, a1, b1, w13, 7); R12(c2, d2, e2, a2, b2, w10, 14); - R11(b1, c1, d1, e1, a1, w14, 9); R12(b2, c2, d2, e2, a2, w3 , 12); - R11(a1, b1, c1, d1, e1, w15, 8); R12(a2, b2, c2, d2, e2, w12, 6); - - R21(e1, a1, b1, c1, d1, w7 , 7); R22(e2, a2, b2, c2, d2, w6 , 9); - R21(d1, e1, a1, b1, c1, w4 , 6); R22(d2, e2, a2, b2, c2, w11, 13); - R21(c1, d1, e1, a1, b1, w13, 8); R22(c2, d2, e2, a2, b2, w3 , 15); - R21(b1, c1, d1, e1, a1, w1 , 13); R22(b2, c2, d2, e2, a2, w7 , 7); - R21(a1, b1, c1, d1, e1, w10, 11); R22(a2, b2, c2, d2, e2, w0 , 12); - R21(e1, a1, b1, c1, d1, w6 , 9); R22(e2, a2, b2, c2, d2, w13, 8); - R21(d1, e1, a1, b1, c1, w15, 7); R22(d2, e2, a2, b2, c2, w5 , 9); - R21(c1, d1, e1, a1, b1, w3 , 15); R22(c2, d2, e2, a2, b2, w10, 11); - R21(b1, c1, d1, e1, a1, w12, 7); R22(b2, c2, d2, e2, a2, w14, 7); - R21(a1, b1, c1, d1, e1, w0 , 12); R22(a2, b2, c2, d2, e2, w15, 7); - R21(e1, a1, b1, c1, d1, w9 , 15); R22(e2, a2, b2, c2, d2, w8 , 12); - R21(d1, e1, a1, b1, c1, w5 , 9); R22(d2, e2, a2, b2, c2, w12, 7); - R21(c1, d1, e1, a1, b1, w2 , 11); R22(c2, d2, e2, a2, b2, w4 , 6); - R21(b1, c1, d1, e1, a1, w14, 7); R22(b2, c2, d2, e2, a2, w9 , 15); - R21(a1, b1, c1, d1, e1, w11, 13); R22(a2, b2, c2, d2, e2, w1 , 13); - R21(e1, a1, b1, c1, d1, w8 , 12); R22(e2, a2, b2, c2, d2, w2 , 11); - - R31(d1, e1, a1, b1, c1, w3 , 11); R32(d2, e2, a2, b2, c2, w15, 9); - R31(c1, d1, e1, a1, b1, w10, 13); R32(c2, d2, e2, a2, b2, w5 , 7); - R31(b1, c1, d1, e1, a1, w14, 6); R32(b2, c2, d2, e2, a2, w1 , 15); - R31(a1, b1, c1, d1, e1, w4 , 7); R32(a2, b2, c2, d2, e2, w3 , 11); - R31(e1, a1, b1, c1, d1, w9 , 14); R32(e2, a2, b2, c2, d2, w7 , 8); - R31(d1, e1, a1, b1, c1, w15, 9); R32(d2, e2, a2, b2, c2, w14, 6); - R31(c1, d1, e1, a1, b1, w8 , 13); R32(c2, d2, e2, a2, b2, w6 , 6); - R31(b1, c1, d1, e1, a1, w1 , 15); R32(b2, c2, d2, e2, a2, w9 , 14); - R31(a1, b1, c1, d1, e1, w2 , 14); R32(a2, b2, c2, d2, e2, w11, 12); - R31(e1, a1, b1, c1, d1, w7 , 8); R32(e2, a2, b2, c2, d2, w8 , 13); - R31(d1, e1, a1, b1, c1, w0 , 13); R32(d2, e2, a2, b2, c2, w12, 5); - R31(c1, d1, e1, a1, b1, w6 , 6); R32(c2, d2, e2, a2, b2, w2 , 14); - R31(b1, c1, d1, e1, a1, w13, 5); R32(b2, c2, d2, e2, a2, w10, 13); - R31(a1, b1, c1, d1, e1, w11, 12); R32(a2, b2, c2, d2, e2, w0 , 13); - R31(e1, a1, b1, c1, d1, w5 , 7); R32(e2, a2, b2, c2, d2, w4 , 7); - R31(d1, e1, a1, b1, c1, w12, 5); R32(d2, e2, a2, b2, c2, w13, 5); - - R41(c1, d1, e1, a1, b1, w1 , 11); R42(c2, d2, e2, a2, b2, w8 , 15); - R41(b1, c1, d1, e1, a1, w9 , 12); R42(b2, c2, d2, e2, a2, w6 , 5); - R41(a1, b1, c1, d1, e1, w11, 14); R42(a2, b2, c2, d2, e2, w4 , 8); - R41(e1, a1, b1, c1, d1, w10, 15); R42(e2, a2, b2, c2, d2, w1 , 11); - R41(d1, e1, a1, b1, c1, w0 , 14); R42(d2, e2, a2, b2, c2, w3 , 14); - R41(c1, d1, e1, a1, b1, w8 , 15); R42(c2, d2, e2, a2, b2, w11, 14); - R41(b1, c1, d1, e1, a1, w12, 9); R42(b2, c2, d2, e2, a2, w15, 6); - R41(a1, b1, c1, d1, e1, w4 , 8); R42(a2, b2, c2, d2, e2, w0 , 14); - R41(e1, a1, b1, c1, d1, w13, 9); R42(e2, a2, b2, c2, d2, w5 , 6); - R41(d1, e1, a1, b1, c1, w3 , 14); R42(d2, e2, a2, b2, c2, w12, 9); - R41(c1, d1, e1, a1, b1, w7 , 5); R42(c2, d2, e2, a2, b2, w2 , 12); - R41(b1, c1, d1, e1, a1, w15, 6); R42(b2, c2, d2, e2, a2, w13, 9); - R41(a1, b1, c1, d1, e1, w14, 8); R42(a2, b2, c2, d2, e2, w9 , 12); - R41(e1, a1, b1, c1, d1, w5 , 6); R42(e2, a2, b2, c2, d2, w7 , 5); - R41(d1, e1, a1, b1, c1, w6 , 5); R42(d2, e2, a2, b2, c2, w10, 15); - R41(c1, d1, e1, a1, b1, w2 , 12); R42(c2, d2, e2, a2, b2, w14, 8); - - R51(b1, c1, d1, e1, a1, w4 , 9); R52(b2, c2, d2, e2, a2, w12, 8); - R51(a1, b1, c1, d1, e1, w0 , 15); R52(a2, b2, c2, d2, e2, w15, 5); - R51(e1, a1, b1, c1, d1, w5 , 5); R52(e2, a2, b2, c2, d2, w10, 12); - R51(d1, e1, a1, b1, c1, w9 , 11); R52(d2, e2, a2, b2, c2, w4 , 9); - R51(c1, d1, e1, a1, b1, w7 , 6); R52(c2, d2, e2, a2, b2, w1 , 12); - R51(b1, c1, d1, e1, a1, w12, 8); R52(b2, c2, d2, e2, a2, w5 , 5); - R51(a1, b1, c1, d1, e1, w2 , 13); R52(a2, b2, c2, d2, e2, w8 , 14); - R51(e1, a1, b1, c1, d1, w10, 12); R52(e2, a2, b2, c2, d2, w7 , 6); - R51(d1, e1, a1, b1, c1, w14, 5); R52(d2, e2, a2, b2, c2, w6 , 8); - R51(c1, d1, e1, a1, b1, w1 , 12); R52(c2, d2, e2, a2, b2, w2 , 13); - R51(b1, c1, d1, e1, a1, w3 , 13); R52(b2, c2, d2, e2, a2, w13, 6); - R51(a1, b1, c1, d1, e1, w8 , 14); R52(a2, b2, c2, d2, e2, w14, 5); - R51(e1, a1, b1, c1, d1, w11, 11); R52(e2, a2, b2, c2, d2, w0 , 15); - R51(d1, e1, a1, b1, c1, w6 , 8); R52(d2, e2, a2, b2, c2, w3 , 13); - R51(c1, d1, e1, a1, b1, w15, 5); R52(c2, d2, e2, a2, b2, w9 , 11); - R51(b1, c1, d1, e1, a1, w13, 6); R52(b2, c2, d2, e2, a2, w11, 11); + R11(a1, b1, c1, d1, e1, w0, 11); + R12(a2, b2, c2, d2, e2, w5, 8); + R11(e1, a1, b1, c1, d1, w1, 14); + R12(e2, a2, b2, c2, d2, w14, 9); + R11(d1, e1, a1, b1, c1, w2, 15); + R12(d2, e2, a2, b2, c2, w7, 9); + R11(c1, d1, e1, a1, b1, w3, 12); + R12(c2, d2, e2, a2, b2, w0, 11); + R11(b1, c1, d1, e1, a1, w4, 5); + R12(b2, c2, d2, e2, a2, w9, 13); + R11(a1, b1, c1, d1, e1, w5, 8); + R12(a2, b2, c2, d2, e2, w2, 15); + R11(e1, a1, b1, c1, d1, w6, 7); + R12(e2, a2, b2, c2, d2, w11, 15); + R11(d1, e1, a1, b1, c1, w7, 9); + R12(d2, e2, a2, b2, c2, w4, 5); + R11(c1, d1, e1, a1, b1, w8, 11); + R12(c2, d2, e2, a2, b2, w13, 7); + R11(b1, c1, d1, e1, a1, w9, 13); + R12(b2, c2, d2, e2, a2, w6, 7); + R11(a1, b1, c1, d1, e1, w10, 14); + R12(a2, b2, c2, d2, e2, w15, 8); + R11(e1, a1, b1, c1, d1, w11, 15); + R12(e2, a2, b2, c2, d2, w8, 11); + R11(d1, e1, a1, b1, c1, w12, 6); + R12(d2, e2, a2, b2, c2, w1, 14); + R11(c1, d1, e1, a1, b1, w13, 7); + R12(c2, d2, e2, a2, b2, w10, 14); + R11(b1, c1, d1, e1, a1, w14, 9); + R12(b2, c2, d2, e2, a2, w3, 12); + R11(a1, b1, c1, d1, e1, w15, 8); + R12(a2, b2, c2, d2, e2, w12, 6); + + R21(e1, a1, b1, c1, d1, w7, 7); + R22(e2, a2, b2, c2, d2, w6, 9); + R21(d1, e1, a1, b1, c1, w4, 6); + R22(d2, e2, a2, b2, c2, w11, 13); + R21(c1, d1, e1, a1, b1, w13, 8); + R22(c2, d2, e2, a2, b2, w3, 15); + R21(b1, c1, d1, e1, a1, w1, 13); + R22(b2, c2, d2, e2, a2, w7, 7); + R21(a1, b1, c1, d1, e1, w10, 11); + R22(a2, b2, c2, d2, e2, w0, 12); + R21(e1, a1, b1, c1, d1, w6, 9); + R22(e2, a2, b2, c2, d2, w13, 8); + R21(d1, e1, a1, b1, c1, w15, 7); + R22(d2, e2, a2, b2, c2, w5, 9); + R21(c1, d1, e1, a1, b1, w3, 15); + R22(c2, d2, e2, a2, b2, w10, 11); + R21(b1, c1, d1, e1, a1, w12, 7); + R22(b2, c2, d2, e2, a2, w14, 7); + R21(a1, b1, c1, d1, e1, w0, 12); + R22(a2, b2, c2, d2, e2, w15, 7); + R21(e1, a1, b1, c1, d1, w9, 15); + R22(e2, a2, b2, c2, d2, w8, 12); + R21(d1, e1, a1, b1, c1, w5, 9); + R22(d2, e2, a2, b2, c2, w12, 7); + R21(c1, d1, e1, a1, b1, w2, 11); + R22(c2, d2, e2, a2, b2, w4, 6); + R21(b1, c1, d1, e1, a1, w14, 7); + R22(b2, c2, d2, e2, a2, w9, 15); + R21(a1, b1, c1, d1, e1, w11, 13); + R22(a2, b2, c2, d2, e2, w1, 13); + R21(e1, a1, b1, c1, d1, w8, 12); + R22(e2, a2, b2, c2, d2, w2, 11); + + R31(d1, e1, a1, b1, c1, w3, 11); + R32(d2, e2, a2, b2, c2, w15, 9); + R31(c1, d1, e1, a1, b1, w10, 13); + R32(c2, d2, e2, a2, b2, w5, 7); + R31(b1, c1, d1, e1, a1, w14, 6); + R32(b2, c2, d2, e2, a2, w1, 15); + R31(a1, b1, c1, d1, e1, w4, 7); + R32(a2, b2, c2, d2, e2, w3, 11); + R31(e1, a1, b1, c1, d1, w9, 14); + R32(e2, a2, b2, c2, d2, w7, 8); + R31(d1, e1, a1, b1, c1, w15, 9); + R32(d2, e2, a2, b2, c2, w14, 6); + R31(c1, d1, e1, a1, b1, w8, 13); + R32(c2, d2, e2, a2, b2, w6, 6); + R31(b1, c1, d1, e1, a1, w1, 15); + R32(b2, c2, d2, e2, a2, w9, 14); + R31(a1, b1, c1, d1, e1, w2, 14); + R32(a2, b2, c2, d2, e2, w11, 12); + R31(e1, a1, b1, c1, d1, w7, 8); + R32(e2, a2, b2, c2, d2, w8, 13); + R31(d1, e1, a1, b1, c1, w0, 13); + R32(d2, e2, a2, b2, c2, w12, 5); + R31(c1, d1, e1, a1, b1, w6, 6); + R32(c2, d2, e2, a2, b2, w2, 14); + R31(b1, c1, d1, e1, a1, w13, 5); + R32(b2, c2, d2, e2, a2, w10, 13); + R31(a1, b1, c1, d1, e1, w11, 12); + R32(a2, b2, c2, d2, e2, w0, 13); + R31(e1, a1, b1, c1, d1, w5, 7); + R32(e2, a2, b2, c2, d2, w4, 7); + R31(d1, e1, a1, b1, c1, w12, 5); + R32(d2, e2, a2, b2, c2, w13, 5); + + R41(c1, d1, e1, a1, b1, w1, 11); + R42(c2, d2, e2, a2, b2, w8, 15); + R41(b1, c1, d1, e1, a1, w9, 12); + R42(b2, c2, d2, e2, a2, w6, 5); + R41(a1, b1, c1, d1, e1, w11, 14); + R42(a2, b2, c2, d2, e2, w4, 8); + R41(e1, a1, b1, c1, d1, w10, 15); + R42(e2, a2, b2, c2, d2, w1, 11); + R41(d1, e1, a1, b1, c1, w0, 14); + R42(d2, e2, a2, b2, c2, w3, 14); + R41(c1, d1, e1, a1, b1, w8, 15); + R42(c2, d2, e2, a2, b2, w11, 14); + R41(b1, c1, d1, e1, a1, w12, 9); + R42(b2, c2, d2, e2, a2, w15, 6); + R41(a1, b1, c1, d1, e1, w4, 8); + R42(a2, b2, c2, d2, e2, w0, 14); + R41(e1, a1, b1, c1, d1, w13, 9); + R42(e2, a2, b2, c2, d2, w5, 6); + R41(d1, e1, a1, b1, c1, w3, 14); + R42(d2, e2, a2, b2, c2, w12, 9); + R41(c1, d1, e1, a1, b1, w7, 5); + R42(c2, d2, e2, a2, b2, w2, 12); + R41(b1, c1, d1, e1, a1, w15, 6); + R42(b2, c2, d2, e2, a2, w13, 9); + R41(a1, b1, c1, d1, e1, w14, 8); + R42(a2, b2, c2, d2, e2, w9, 12); + R41(e1, a1, b1, c1, d1, w5, 6); + R42(e2, a2, b2, c2, d2, w7, 5); + R41(d1, e1, a1, b1, c1, w6, 5); + R42(d2, e2, a2, b2, c2, w10, 15); + R41(c1, d1, e1, a1, b1, w2, 12); + R42(c2, d2, e2, a2, b2, w14, 8); + + R51(b1, c1, d1, e1, a1, w4, 9); + R52(b2, c2, d2, e2, a2, w12, 8); + R51(a1, b1, c1, d1, e1, w0, 15); + R52(a2, b2, c2, d2, e2, w15, 5); + R51(e1, a1, b1, c1, d1, w5, 5); + R52(e2, a2, b2, c2, d2, w10, 12); + R51(d1, e1, a1, b1, c1, w9, 11); + R52(d2, e2, a2, b2, c2, w4, 9); + R51(c1, d1, e1, a1, b1, w7, 6); + R52(c2, d2, e2, a2, b2, w1, 12); + R51(b1, c1, d1, e1, a1, w12, 8); + R52(b2, c2, d2, e2, a2, w5, 5); + R51(a1, b1, c1, d1, e1, w2, 13); + R52(a2, b2, c2, d2, e2, w8, 14); + R51(e1, a1, b1, c1, d1, w10, 12); + R52(e2, a2, b2, c2, d2, w7, 6); + R51(d1, e1, a1, b1, c1, w14, 5); + R52(d2, e2, a2, b2, c2, w6, 8); + R51(c1, d1, e1, a1, b1, w1, 12); + R52(c2, d2, e2, a2, b2, w2, 13); + R51(b1, c1, d1, e1, a1, w3, 13); + R52(b2, c2, d2, e2, a2, w13, 6); + R51(a1, b1, c1, d1, e1, w8, 14); + R52(a2, b2, c2, d2, e2, w14, 5); + R51(e1, a1, b1, c1, d1, w11, 11); + R52(e2, a2, b2, c2, d2, w0, 15); + R51(d1, e1, a1, b1, c1, w6, 8); + R52(d2, e2, a2, b2, c2, w3, 13); + R51(c1, d1, e1, a1, b1, w15, 5); + R52(c2, d2, e2, a2, b2, w9, 11); + R51(b1, c1, d1, e1, a1, w13, 6); + R52(b2, c2, d2, e2, a2, w11, 11); uint32_t t = s[0]; s[0] = s[1] + c1 + d2; s[1] = s[2] + d1 + e2; s[2] = s[3] + e1 + a2; s[3] = s[4] + a1 + b2; - s[4] = t + b1 + c2; + s[4] = t + b1 + c2; } -} // namespace ripemd160 +} // namespace ripemd160 -} // namespace +} // namespace ////// RIPEMD160 -CRIPEMD160::CRIPEMD160() : bytes(0) { +CRIPEMD160::CRIPEMD160() : bytes(0) +{ ripemd160::Initialize(s); } -CRIPEMD160& CRIPEMD160::Write(const unsigned char *data, size_t len) { - const unsigned char *end = data + len; +CRIPEMD160& CRIPEMD160::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. @@ -185,20 +270,22 @@ CRIPEMD160& CRIPEMD160::Write(const unsigned char *data, size_t len) { return *this; } -void CRIPEMD160::Finalize(unsigned char hash[OUTPUT_SIZE]) { +void CRIPEMD160::Finalize(unsigned char hash[OUTPUT_SIZE]) +{ static const unsigned char pad[64] = {0x80}; unsigned char sizedesc[8]; WriteLE64(sizedesc, bytes << 3); Write(pad, 1 + ((119 - (bytes % 64)) % 64)); Write(sizedesc, 8); WriteLE32(hash, s[0]); - WriteLE32(hash+4, s[1]); - WriteLE32(hash+8, s[2]); - WriteLE32(hash+12, s[3]); - WriteLE32(hash+16, s[4]); + WriteLE32(hash + 4, s[1]); + WriteLE32(hash + 8, s[2]); + WriteLE32(hash + 12, s[3]); + WriteLE32(hash + 16, s[4]); } -CRIPEMD160& CRIPEMD160::Reset() { +CRIPEMD160& CRIPEMD160::Reset() +{ bytes = 0; ripemd160::Initialize(s); return *this; diff --git a/src/crypto/ripemd160.h b/src/crypto/ripemd160.h index 44bd4879a5..902e7ca83f 100644 --- a/src/crypto/ripemd160.h +++ b/src/crypto/ripemd160.h @@ -1,5 +1,5 @@ // Copyright (c) 2014 The Bitcoin developers -// Distributed under the MIT/X11 software license, see the accompanying +// Distributed under the MIT software license, see the accompanying // file COPYING or http://www.opensource.org/licenses/mit-license.php. #ifndef BITCOIN_RIPEMD160_H @@ -9,7 +9,8 @@ #include <stdlib.h> /** A hasher class for RIPEMD-160. */ -class CRIPEMD160 { +class CRIPEMD160 +{ private: uint32_t s[5]; unsigned char buf[64]; @@ -19,9 +20,9 @@ public: static const size_t OUTPUT_SIZE = 20; CRIPEMD160(); - CRIPEMD160& Write(const unsigned char *data, size_t len); + CRIPEMD160& Write(const unsigned char* data, size_t len); void Finalize(unsigned char hash[OUTPUT_SIZE]); CRIPEMD160& Reset(); }; -#endif +#endif // BITCOIN_RIPEMD160_H diff --git a/src/crypto/sha1.cpp b/src/crypto/sha1.cpp index 819abab579..7f78fdfc6d 100644 --- a/src/crypto/sha1.cpp +++ b/src/crypto/sha1.cpp @@ -1,5 +1,5 @@ // Copyright (c) 2014 The Bitcoin developers -// Distributed under the MIT/X11 software license, see the accompanying +// Distributed under the MIT software license, see the accompanying // file COPYING or http://www.opensource.org/licenses/mit-license.php. #include "crypto/sha1.h" @@ -9,14 +9,14 @@ #include <string.h> // Internal implementation code. -namespace { - +namespace +{ /// Internal SHA-1 implementation. -namespace sha1 { - +namespace sha1 +{ /** One round of SHA-1. */ -void inline Round(uint32_t a, uint32_t &b, uint32_t c, uint32_t d, uint32_t &e, - uint32_t f, uint32_t k, uint32_t w) { +void inline Round(uint32_t a, uint32_t& b, uint32_t c, uint32_t d, uint32_t& e, uint32_t f, uint32_t k, uint32_t w) +{ e += ((a << 5) | (a >> 27)) + f + k + w; b = (b << 30) | (b >> 2); } @@ -28,7 +28,8 @@ uint32_t inline f3(uint32_t b, uint32_t c, uint32_t d) { return (b & c) | (d & ( uint32_t inline left(uint32_t x) { return (x << 1) | (x >> 31); } /** Initialize SHA-1 state. */ -void inline Initialize(uint32_t *s) { +void inline Initialize(uint32_t* s) +{ s[0] = 0x67452301ul; s[1] = 0xEFCDAB89ul; s[2] = 0x98BADCFEul; @@ -42,20 +43,21 @@ const uint32_t k3 = 0x8F1BBCDCul; const uint32_t k4 = 0xCA62C1D6ul; /** Perform a SHA-1 transformation, processing a 64-byte chunk. */ -void Transform(uint32_t *s, const unsigned char *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]; uint32_t w0, w1, w2, w3, w4, w5, w6, w7, w8, w9, w10, w11, w12, w13, w14, w15; - Round(a, b, c, d, e, f1(b, c, d), k1, w0 = ReadBE32(chunk + 0)); - Round(e, a, b, c, d, f1(a, b, c), k1, w1 = ReadBE32(chunk + 4)); - Round(d, e, a, b, c, f1(e, a, b), k1, w2 = ReadBE32(chunk + 8)); - Round(c, d, e, a, b, f1(d, e, a), k1, w3 = ReadBE32(chunk + 12)); - Round(b, c, d, e, a, f1(c, d, e), k1, w4 = ReadBE32(chunk + 16)); - Round(a, b, c, d, e, f1(b, c, d), k1, w5 = ReadBE32(chunk + 20)); - Round(e, a, b, c, d, f1(a, b, c), k1, w6 = ReadBE32(chunk + 24)); - Round(d, e, a, b, c, f1(e, a, b), k1, w7 = ReadBE32(chunk + 28)); - Round(c, d, e, a, b, f1(d, e, a), k1, w8 = ReadBE32(chunk + 32)); - Round(b, c, d, e, a, f1(c, d, e), k1, w9 = ReadBE32(chunk + 36)); + Round(a, b, c, d, e, f1(b, c, d), k1, w0 = ReadBE32(chunk + 0)); + Round(e, a, b, c, d, f1(a, b, c), k1, w1 = ReadBE32(chunk + 4)); + Round(d, e, a, b, c, f1(e, a, b), k1, w2 = ReadBE32(chunk + 8)); + Round(c, d, e, a, b, f1(d, e, a), k1, w3 = ReadBE32(chunk + 12)); + Round(b, c, d, e, a, f1(c, d, e), k1, w4 = ReadBE32(chunk + 16)); + Round(a, b, c, d, e, f1(b, c, d), k1, w5 = ReadBE32(chunk + 20)); + Round(e, a, b, c, d, f1(a, b, c), k1, w6 = ReadBE32(chunk + 24)); + Round(d, e, a, b, c, f1(e, a, b), k1, w7 = ReadBE32(chunk + 28)); + Round(c, d, e, a, b, f1(d, e, a), k1, w8 = ReadBE32(chunk + 32)); + Round(b, c, d, e, a, f1(c, d, e), k1, w9 = ReadBE32(chunk + 36)); Round(a, b, c, d, e, f1(b, c, d), k1, w10 = ReadBE32(chunk + 40)); Round(e, a, b, c, d, f1(a, b, c), k1, w11 = ReadBE32(chunk + 44)); Round(d, e, a, b, c, f1(e, a, b), k1, w12 = ReadBE32(chunk + 48)); @@ -63,73 +65,73 @@ void Transform(uint32_t *s, const unsigned char *chunk) { Round(b, c, d, e, a, f1(c, d, e), k1, w14 = ReadBE32(chunk + 56)); Round(a, b, c, d, e, f1(b, c, d), k1, w15 = ReadBE32(chunk + 60)); - Round(e, a, b, c, d, f1(a, b, c), k1, w0 = left(w0 ^ w13 ^ w8 ^ w2 )); - Round(d, e, a, b, c, f1(e, a, b), k1, w1 = left(w1 ^ w14 ^ w9 ^ w3 )); - Round(c, d, e, a, b, f1(d, e, a), k1, w2 = left(w2 ^ w15 ^ w10 ^ w4 )); - Round(b, c, d, e, a, f1(c, d, e), k1, w3 = left(w3 ^ w0 ^ w11 ^ w5 )); - Round(a, b, c, d, e, f2(b, c, d), k2, w4 = left(w4 ^ w1 ^ w12 ^ w6 )); - Round(e, a, b, c, d, f2(a, b, c), k2, w5 = left(w5 ^ w2 ^ w13 ^ w7 )); - Round(d, e, a, b, c, f2(e, a, b), k2, w6 = left(w6 ^ w3 ^ w14 ^ w8 )); - Round(c, d, e, a, b, f2(d, e, a), k2, w7 = left(w7 ^ w4 ^ w15 ^ w9 )); - Round(b, c, d, e, a, f2(c, d, e), k2, w8 = left(w8 ^ w5 ^ w0 ^ w10)); - Round(a, b, c, d, e, f2(b, c, d), k2, w9 = left(w9 ^ w6 ^ w1 ^ w11)); - Round(e, a, b, c, d, f2(a, b, c), k2, w10 = left(w10 ^ w7 ^ w2 ^ w12)); - Round(d, e, a, b, c, f2(e, a, b), k2, w11 = left(w11 ^ w8 ^ w3 ^ w13)); - Round(c, d, e, a, b, f2(d, e, a), k2, w12 = left(w12 ^ w9 ^ w4 ^ w14)); - Round(b, c, d, e, a, f2(c, d, e), k2, w13 = left(w13 ^ w10 ^ w5 ^ w15)); - Round(a, b, c, d, e, f2(b, c, d), k2, w14 = left(w14 ^ w11 ^ w6 ^ w0 )); - Round(e, a, b, c, d, f2(a, b, c), k2, w15 = left(w15 ^ w12 ^ w7 ^ w1 )); - - Round(d, e, a, b, c, f2(e, a, b), k2, w0 = left(w0 ^ w13 ^ w8 ^ w2 )); - Round(c, d, e, a, b, f2(d, e, a), k2, w1 = left(w1 ^ w14 ^ w9 ^ w3 )); - Round(b, c, d, e, a, f2(c, d, e), k2, w2 = left(w2 ^ w15 ^ w10 ^ w4 )); - Round(a, b, c, d, e, f2(b, c, d), k2, w3 = left(w3 ^ w0 ^ w11 ^ w5 )); - Round(e, a, b, c, d, f2(a, b, c), k2, w4 = left(w4 ^ w1 ^ w12 ^ w6 )); - Round(d, e, a, b, c, f2(e, a, b), k2, w5 = left(w5 ^ w2 ^ w13 ^ w7 )); - Round(c, d, e, a, b, f2(d, e, a), k2, w6 = left(w6 ^ w3 ^ w14 ^ w8 )); - Round(b, c, d, e, a, f2(c, d, e), k2, w7 = left(w7 ^ w4 ^ w15 ^ w9 )); - Round(a, b, c, d, e, f3(b, c, d), k3, w8 = left(w8 ^ w5 ^ w0 ^ w10)); - Round(e, a, b, c, d, f3(a, b, c), k3, w9 = left(w9 ^ w6 ^ w1 ^ w11)); - Round(d, e, a, b, c, f3(e, a, b), k3, w10 = left(w10 ^ w7 ^ w2 ^ w12)); - Round(c, d, e, a, b, f3(d, e, a), k3, w11 = left(w11 ^ w8 ^ w3 ^ w13)); - Round(b, c, d, e, a, f3(c, d, e), k3, w12 = left(w12 ^ w9 ^ w4 ^ w14)); - Round(a, b, c, d, e, f3(b, c, d), k3, w13 = left(w13 ^ w10 ^ w5 ^ w15)); - Round(e, a, b, c, d, f3(a, b, c), k3, w14 = left(w14 ^ w11 ^ w6 ^ w0 )); - Round(d, e, a, b, c, f3(e, a, b), k3, w15 = left(w15 ^ w12 ^ w7 ^ w1 )); - - Round(c, d, e, a, b, f3(d, e, a), k3, w0 = left(w0 ^ w13 ^ w8 ^ w2 )); - Round(b, c, d, e, a, f3(c, d, e), k3, w1 = left(w1 ^ w14 ^ w9 ^ w3 )); - Round(a, b, c, d, e, f3(b, c, d), k3, w2 = left(w2 ^ w15 ^ w10 ^ w4 )); - Round(e, a, b, c, d, f3(a, b, c), k3, w3 = left(w3 ^ w0 ^ w11 ^ w5 )); - Round(d, e, a, b, c, f3(e, a, b), k3, w4 = left(w4 ^ w1 ^ w12 ^ w6 )); - Round(c, d, e, a, b, f3(d, e, a), k3, w5 = left(w5 ^ w2 ^ w13 ^ w7 )); - Round(b, c, d, e, a, f3(c, d, e), k3, w6 = left(w6 ^ w3 ^ w14 ^ w8 )); - Round(a, b, c, d, e, f3(b, c, d), k3, w7 = left(w7 ^ w4 ^ w15 ^ w9 )); - Round(e, a, b, c, d, f3(a, b, c), k3, w8 = left(w8 ^ w5 ^ w0 ^ w10)); - Round(d, e, a, b, c, f3(e, a, b), k3, w9 = left(w9 ^ w6 ^ w1 ^ w11)); - Round(c, d, e, a, b, f3(d, e, a), k3, w10 = left(w10 ^ w7 ^ w2 ^ w12)); - Round(b, c, d, e, a, f3(c, d, e), k3, w11 = left(w11 ^ w8 ^ w3 ^ w13)); - Round(a, b, c, d, e, f2(b, c, d), k4, w12 = left(w12 ^ w9 ^ w4 ^ w14)); - Round(e, a, b, c, d, f2(a, b, c), k4, w13 = left(w13 ^ w10 ^ w5 ^ w15)); - Round(d, e, a, b, c, f2(e, a, b), k4, w14 = left(w14 ^ w11 ^ w6 ^ w0 )); - Round(c, d, e, a, b, f2(d, e, a), k4, w15 = left(w15 ^ w12 ^ w7 ^ w1 )); - - Round(b, c, d, e, a, f2(c, d, e), k4, w0 = left(w0 ^ w13 ^ w8 ^ w2 )); - Round(a, b, c, d, e, f2(b, c, d), k4, w1 = left(w1 ^ w14 ^ w9 ^ w3 )); - Round(e, a, b, c, d, f2(a, b, c), k4, w2 = left(w2 ^ w15 ^ w10 ^ w4 )); - Round(d, e, a, b, c, f2(e, a, b), k4, w3 = left(w3 ^ w0 ^ w11 ^ w5 )); - Round(c, d, e, a, b, f2(d, e, a), k4, w4 = left(w4 ^ w1 ^ w12 ^ w6 )); - Round(b, c, d, e, a, f2(c, d, e), k4, w5 = left(w5 ^ w2 ^ w13 ^ w7 )); - Round(a, b, c, d, e, f2(b, c, d), k4, w6 = left(w6 ^ w3 ^ w14 ^ w8 )); - Round(e, a, b, c, d, f2(a, b, c), k4, w7 = left(w7 ^ w4 ^ w15 ^ w9 )); - Round(d, e, a, b, c, f2(e, a, b), k4, w8 = left(w8 ^ w5 ^ w0 ^ w10)); - Round(c, d, e, a, b, f2(d, e, a), k4, w9 = left(w9 ^ w6 ^ w1 ^ w11)); - Round(b, c, d, e, a, f2(c, d, e), k4, w10 = left(w10 ^ w7 ^ w2 ^ w12)); - Round(a, b, c, d, e, f2(b, c, d), k4, w11 = left(w11 ^ w8 ^ w3 ^ w13)); - Round(e, a, b, c, d, f2(a, b, c), k4, w12 = left(w12 ^ w9 ^ w4 ^ w14)); - Round(d, e, a, b, c, f2(e, a, b), k4, left(w13 ^ w10 ^ w5 ^ w15)); - Round(c, d, e, a, b, f2(d, e, a), k4, left(w14 ^ w11 ^ w6 ^ w0 )); - Round(b, c, d, e, a, f2(c, d, e), k4, left(w15 ^ w12 ^ w7 ^ w1 )); + Round(e, a, b, c, d, f1(a, b, c), k1, w0 = left(w0 ^ w13 ^ w8 ^ w2)); + Round(d, e, a, b, c, f1(e, a, b), k1, w1 = left(w1 ^ w14 ^ w9 ^ w3)); + Round(c, d, e, a, b, f1(d, e, a), k1, w2 = left(w2 ^ w15 ^ w10 ^ w4)); + Round(b, c, d, e, a, f1(c, d, e), k1, w3 = left(w3 ^ w0 ^ w11 ^ w5)); + Round(a, b, c, d, e, f2(b, c, d), k2, w4 = left(w4 ^ w1 ^ w12 ^ w6)); + Round(e, a, b, c, d, f2(a, b, c), k2, w5 = left(w5 ^ w2 ^ w13 ^ w7)); + Round(d, e, a, b, c, f2(e, a, b), k2, w6 = left(w6 ^ w3 ^ w14 ^ w8)); + Round(c, d, e, a, b, f2(d, e, a), k2, w7 = left(w7 ^ w4 ^ w15 ^ w9)); + Round(b, c, d, e, a, f2(c, d, e), k2, w8 = left(w8 ^ w5 ^ w0 ^ w10)); + Round(a, b, c, d, e, f2(b, c, d), k2, w9 = left(w9 ^ w6 ^ w1 ^ w11)); + Round(e, a, b, c, d, f2(a, b, c), k2, w10 = left(w10 ^ w7 ^ w2 ^ w12)); + Round(d, e, a, b, c, f2(e, a, b), k2, w11 = left(w11 ^ w8 ^ w3 ^ w13)); + Round(c, d, e, a, b, f2(d, e, a), k2, w12 = left(w12 ^ w9 ^ w4 ^ w14)); + Round(b, c, d, e, a, f2(c, d, e), k2, w13 = left(w13 ^ w10 ^ w5 ^ w15)); + Round(a, b, c, d, e, f2(b, c, d), k2, w14 = left(w14 ^ w11 ^ w6 ^ w0)); + Round(e, a, b, c, d, f2(a, b, c), k2, w15 = left(w15 ^ w12 ^ w7 ^ w1)); + + Round(d, e, a, b, c, f2(e, a, b), k2, w0 = left(w0 ^ w13 ^ w8 ^ w2)); + Round(c, d, e, a, b, f2(d, e, a), k2, w1 = left(w1 ^ w14 ^ w9 ^ w3)); + Round(b, c, d, e, a, f2(c, d, e), k2, w2 = left(w2 ^ w15 ^ w10 ^ w4)); + Round(a, b, c, d, e, f2(b, c, d), k2, w3 = left(w3 ^ w0 ^ w11 ^ w5)); + Round(e, a, b, c, d, f2(a, b, c), k2, w4 = left(w4 ^ w1 ^ w12 ^ w6)); + Round(d, e, a, b, c, f2(e, a, b), k2, w5 = left(w5 ^ w2 ^ w13 ^ w7)); + Round(c, d, e, a, b, f2(d, e, a), k2, w6 = left(w6 ^ w3 ^ w14 ^ w8)); + Round(b, c, d, e, a, f2(c, d, e), k2, w7 = left(w7 ^ w4 ^ w15 ^ w9)); + Round(a, b, c, d, e, f3(b, c, d), k3, w8 = left(w8 ^ w5 ^ w0 ^ w10)); + Round(e, a, b, c, d, f3(a, b, c), k3, w9 = left(w9 ^ w6 ^ w1 ^ w11)); + Round(d, e, a, b, c, f3(e, a, b), k3, w10 = left(w10 ^ w7 ^ w2 ^ w12)); + Round(c, d, e, a, b, f3(d, e, a), k3, w11 = left(w11 ^ w8 ^ w3 ^ w13)); + Round(b, c, d, e, a, f3(c, d, e), k3, w12 = left(w12 ^ w9 ^ w4 ^ w14)); + Round(a, b, c, d, e, f3(b, c, d), k3, w13 = left(w13 ^ w10 ^ w5 ^ w15)); + Round(e, a, b, c, d, f3(a, b, c), k3, w14 = left(w14 ^ w11 ^ w6 ^ w0)); + Round(d, e, a, b, c, f3(e, a, b), k3, w15 = left(w15 ^ w12 ^ w7 ^ w1)); + + Round(c, d, e, a, b, f3(d, e, a), k3, w0 = left(w0 ^ w13 ^ w8 ^ w2)); + Round(b, c, d, e, a, f3(c, d, e), k3, w1 = left(w1 ^ w14 ^ w9 ^ w3)); + Round(a, b, c, d, e, f3(b, c, d), k3, w2 = left(w2 ^ w15 ^ w10 ^ w4)); + Round(e, a, b, c, d, f3(a, b, c), k3, w3 = left(w3 ^ w0 ^ w11 ^ w5)); + Round(d, e, a, b, c, f3(e, a, b), k3, w4 = left(w4 ^ w1 ^ w12 ^ w6)); + Round(c, d, e, a, b, f3(d, e, a), k3, w5 = left(w5 ^ w2 ^ w13 ^ w7)); + Round(b, c, d, e, a, f3(c, d, e), k3, w6 = left(w6 ^ w3 ^ w14 ^ w8)); + Round(a, b, c, d, e, f3(b, c, d), k3, w7 = left(w7 ^ w4 ^ w15 ^ w9)); + Round(e, a, b, c, d, f3(a, b, c), k3, w8 = left(w8 ^ w5 ^ w0 ^ w10)); + Round(d, e, a, b, c, f3(e, a, b), k3, w9 = left(w9 ^ w6 ^ w1 ^ w11)); + Round(c, d, e, a, b, f3(d, e, a), k3, w10 = left(w10 ^ w7 ^ w2 ^ w12)); + Round(b, c, d, e, a, f3(c, d, e), k3, w11 = left(w11 ^ w8 ^ w3 ^ w13)); + Round(a, b, c, d, e, f2(b, c, d), k4, w12 = left(w12 ^ w9 ^ w4 ^ w14)); + Round(e, a, b, c, d, f2(a, b, c), k4, w13 = left(w13 ^ w10 ^ w5 ^ w15)); + Round(d, e, a, b, c, f2(e, a, b), k4, w14 = left(w14 ^ w11 ^ w6 ^ w0)); + Round(c, d, e, a, b, f2(d, e, a), k4, w15 = left(w15 ^ w12 ^ w7 ^ w1)); + + Round(b, c, d, e, a, f2(c, d, e), k4, w0 = left(w0 ^ w13 ^ w8 ^ w2)); + Round(a, b, c, d, e, f2(b, c, d), k4, w1 = left(w1 ^ w14 ^ w9 ^ w3)); + Round(e, a, b, c, d, f2(a, b, c), k4, w2 = left(w2 ^ w15 ^ w10 ^ w4)); + Round(d, e, a, b, c, f2(e, a, b), k4, w3 = left(w3 ^ w0 ^ w11 ^ w5)); + Round(c, d, e, a, b, f2(d, e, a), k4, w4 = left(w4 ^ w1 ^ w12 ^ w6)); + Round(b, c, d, e, a, f2(c, d, e), k4, w5 = left(w5 ^ w2 ^ w13 ^ w7)); + Round(a, b, c, d, e, f2(b, c, d), k4, w6 = left(w6 ^ w3 ^ w14 ^ w8)); + Round(e, a, b, c, d, f2(a, b, c), k4, w7 = left(w7 ^ w4 ^ w15 ^ w9)); + Round(d, e, a, b, c, f2(e, a, b), k4, w8 = left(w8 ^ w5 ^ w0 ^ w10)); + Round(c, d, e, a, b, f2(d, e, a), k4, w9 = left(w9 ^ w6 ^ w1 ^ w11)); + Round(b, c, d, e, a, f2(c, d, e), k4, w10 = left(w10 ^ w7 ^ w2 ^ w12)); + Round(a, b, c, d, e, f2(b, c, d), k4, w11 = left(w11 ^ w8 ^ w3 ^ w13)); + Round(e, a, b, c, d, f2(a, b, c), k4, w12 = left(w12 ^ w9 ^ w4 ^ w14)); + Round(d, e, a, b, c, f2(e, a, b), k4, left(w13 ^ w10 ^ w5 ^ w15)); + Round(c, d, e, a, b, f2(d, e, a), k4, left(w14 ^ w11 ^ w6 ^ w0)); + Round(b, c, d, e, a, f2(c, d, e), k4, left(w15 ^ w12 ^ w7 ^ w1)); s[0] += a; s[1] += b; @@ -138,18 +140,20 @@ void Transform(uint32_t *s, const unsigned char *chunk) { s[4] += e; } -} // namespace sha1 +} // namespace sha1 -} // namespace +} // namespace ////// SHA1 -CSHA1::CSHA1() : bytes(0) { +CSHA1::CSHA1() : bytes(0) +{ sha1::Initialize(s); } -CSHA1& CSHA1::Write(const unsigned char *data, size_t len) { - const unsigned char *end = data + len; +CSHA1& CSHA1::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. @@ -173,20 +177,22 @@ CSHA1& CSHA1::Write(const unsigned char *data, size_t len) { return *this; } -void CSHA1::Finalize(unsigned char hash[OUTPUT_SIZE]) { +void CSHA1::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 + 4, s[1]); + WriteBE32(hash + 8, s[2]); + WriteBE32(hash + 12, s[3]); + WriteBE32(hash + 16, s[4]); } -CSHA1& CSHA1::Reset() { +CSHA1& CSHA1::Reset() +{ bytes = 0; sha1::Initialize(s); return *this; diff --git a/src/crypto/sha1.h b/src/crypto/sha1.h index b16f2c88ce..68bd7ced9f 100644 --- a/src/crypto/sha1.h +++ b/src/crypto/sha1.h @@ -1,5 +1,5 @@ // Copyright (c) 2014 The Bitcoin developers -// Distributed under the MIT/X11 software license, see the accompanying +// Distributed under the MIT software license, see the accompanying // file COPYING or http://www.opensource.org/licenses/mit-license.php. #ifndef BITCOIN_SHA1_H @@ -9,7 +9,8 @@ #include <stdlib.h> /** A hasher class for SHA1. */ -class CSHA1 { +class CSHA1 +{ private: uint32_t s[5]; unsigned char buf[64]; @@ -19,9 +20,9 @@ public: static const size_t OUTPUT_SIZE = 20; CSHA1(); - CSHA1& Write(const unsigned char *data, size_t len); + CSHA1& Write(const unsigned char* data, size_t len); void Finalize(unsigned char hash[OUTPUT_SIZE]); CSHA1& Reset(); }; -#endif +#endif // BITCOIN_SHA1_H diff --git a/src/crypto/sha2.cpp b/src/crypto/sha2.cpp index 72f191afcd..613aac2d71 100644 --- a/src/crypto/sha2.cpp +++ b/src/crypto/sha2.cpp @@ -1,5 +1,5 @@ // Copyright (c) 2014 The Bitcoin developers -// Distributed under the MIT/X11 software license, see the accompanying +// Distributed under the MIT software license, see the accompanying // file COPYING or http://www.opensource.org/licenses/mit-license.php. #include "crypto/sha2.h" @@ -9,11 +9,11 @@ #include <string.h> // Internal implementation code. -namespace { - +namespace +{ /// Internal SHA-256 implementation. -namespace sha256 { - +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); } @@ -22,9 +22,8 @@ uint32_t inline sigma0(uint32_t x) { return (x >> 7 | x << 25) ^ (x >> 18 | x << 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) { +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; @@ -32,7 +31,8 @@ void inline Round(uint32_t a, uint32_t b, uint32_t c, uint32_t &d, } /** Initialize SHA-256 state. */ -void inline Initialize(uint32_t *s) { +void inline Initialize(uint32_t* s) +{ s[0] = 0x6a09e667ul; s[1] = 0xbb67ae85ul; s[2] = 0x3c6ef372ul; @@ -44,20 +44,21 @@ void inline Initialize(uint32_t *s) { } /** Perform one SHA-256 transformation, processing a 64-byte chunk. */ -void Transform(uint32_t *s, const unsigned char *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(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)); @@ -65,56 +66,56 @@ void Transform(uint32_t *s, const unsigned char *chunk) { 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)); + 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; @@ -126,11 +127,11 @@ void Transform(uint32_t *s, const unsigned char *chunk) { s[7] += h; } -} // namespace sha256 +} // namespace sha256 /// Internal SHA-512 implementation. -namespace sha512 { - +namespace sha512 +{ uint64_t inline Ch(uint64_t x, uint64_t y, uint64_t z) { return z ^ (x & (y ^ z)); } uint64_t inline Maj(uint64_t x, uint64_t y, uint64_t z) { return (x & y) | (z & (x | y)); } uint64_t inline Sigma0(uint64_t x) { return (x >> 28 | x << 36) ^ (x >> 34 | x << 30) ^ (x >> 39 | x << 25); } @@ -139,9 +140,8 @@ uint64_t inline sigma0(uint64_t x) { return (x >> 1 | x << 63) ^ (x >> 8 | x << uint64_t inline sigma1(uint64_t x) { return (x >> 19 | x << 45) ^ (x >> 61 | x << 3) ^ (x >> 6); } /** One round of SHA-512. */ -void inline Round(uint64_t a, uint64_t b, uint64_t c, uint64_t &d, - uint64_t e, uint64_t f, uint64_t g, uint64_t &h, - uint64_t k, uint64_t w) { +void inline Round(uint64_t a, uint64_t b, uint64_t c, uint64_t& d, uint64_t e, uint64_t f, uint64_t g, uint64_t& h, uint64_t k, uint64_t w) +{ uint64_t t1 = h + Sigma1(e) + Ch(e, f, g) + k + w; uint64_t t2 = Sigma0(a) + Maj(a, b, c); d += t1; @@ -149,7 +149,8 @@ void inline Round(uint64_t a, uint64_t b, uint64_t c, uint64_t &d, } /** Initialize SHA-256 state. */ -void inline Initialize(uint64_t *s) { +void inline Initialize(uint64_t* s) +{ s[0] = 0x6a09e667f3bcc908ull; s[1] = 0xbb67ae8584caa73bull; s[2] = 0x3c6ef372fe94f82bull; @@ -161,20 +162,21 @@ void inline Initialize(uint64_t *s) { } /** Perform one SHA-512 transformation, processing a 128-byte chunk. */ -void Transform(uint64_t *s, const unsigned char *chunk) { +void Transform(uint64_t* s, const unsigned char* chunk) +{ uint64_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]; uint64_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, 0x428a2f98d728ae22ull, w0 = ReadBE64(chunk + 0)); - Round(h, a, b, c, d, e, f, g, 0x7137449123ef65cdull, w1 = ReadBE64(chunk + 8)); - Round(g, h, a, b, c, d, e, f, 0xb5c0fbcfec4d3b2full, w2 = ReadBE64(chunk + 16)); - Round(f, g, h, a, b, c, d, e, 0xe9b5dba58189dbbcull, w3 = ReadBE64(chunk + 24)); - Round(e, f, g, h, a, b, c, d, 0x3956c25bf348b538ull, w4 = ReadBE64(chunk + 32)); - Round(d, e, f, g, h, a, b, c, 0x59f111f1b605d019ull, w5 = ReadBE64(chunk + 40)); - Round(c, d, e, f, g, h, a, b, 0x923f82a4af194f9bull, w6 = ReadBE64(chunk + 48)); - Round(b, c, d, e, f, g, h, a, 0xab1c5ed5da6d8118ull, w7 = ReadBE64(chunk + 56)); - Round(a, b, c, d, e, f, g, h, 0xd807aa98a3030242ull, w8 = ReadBE64(chunk + 64)); - Round(h, a, b, c, d, e, f, g, 0x12835b0145706fbeull, w9 = ReadBE64(chunk + 72)); + Round(a, b, c, d, e, f, g, h, 0x428a2f98d728ae22ull, w0 = ReadBE64(chunk + 0)); + Round(h, a, b, c, d, e, f, g, 0x7137449123ef65cdull, w1 = ReadBE64(chunk + 8)); + Round(g, h, a, b, c, d, e, f, 0xb5c0fbcfec4d3b2full, w2 = ReadBE64(chunk + 16)); + Round(f, g, h, a, b, c, d, e, 0xe9b5dba58189dbbcull, w3 = ReadBE64(chunk + 24)); + Round(e, f, g, h, a, b, c, d, 0x3956c25bf348b538ull, w4 = ReadBE64(chunk + 32)); + Round(d, e, f, g, h, a, b, c, 0x59f111f1b605d019ull, w5 = ReadBE64(chunk + 40)); + Round(c, d, e, f, g, h, a, b, 0x923f82a4af194f9bull, w6 = ReadBE64(chunk + 48)); + Round(b, c, d, e, f, g, h, a, 0xab1c5ed5da6d8118ull, w7 = ReadBE64(chunk + 56)); + Round(a, b, c, d, e, f, g, h, 0xd807aa98a3030242ull, w8 = ReadBE64(chunk + 64)); + Round(h, a, b, c, d, e, f, g, 0x12835b0145706fbeull, w9 = ReadBE64(chunk + 72)); Round(g, h, a, b, c, d, e, f, 0x243185be4ee4b28cull, w10 = ReadBE64(chunk + 80)); Round(f, g, h, a, b, c, d, e, 0x550c7dc3d5ffb4e2ull, w11 = ReadBE64(chunk + 88)); Round(e, f, g, h, a, b, c, d, 0x72be5d74f27b896full, w12 = ReadBE64(chunk + 96)); @@ -182,73 +184,73 @@ void Transform(uint64_t *s, const unsigned char *chunk) { Round(c, d, e, f, g, h, a, b, 0x9bdc06a725c71235ull, w14 = ReadBE64(chunk + 112)); Round(b, c, d, e, f, g, h, a, 0xc19bf174cf692694ull, w15 = ReadBE64(chunk + 120)); - Round(a, b, c, d, e, f, g, h, 0xe49b69c19ef14ad2ull, w0 += sigma1(w14) + w9 + sigma0( w1)); - Round(h, a, b, c, d, e, f, g, 0xefbe4786384f25e3ull, w1 += sigma1(w15) + w10 + sigma0( w2)); - Round(g, h, a, b, c, d, e, f, 0x0fc19dc68b8cd5b5ull, w2 += sigma1( w0) + w11 + sigma0( w3)); - Round(f, g, h, a, b, c, d, e, 0x240ca1cc77ac9c65ull, w3 += sigma1( w1) + w12 + sigma0( w4)); - Round(e, f, g, h, a, b, c, d, 0x2de92c6f592b0275ull, w4 += sigma1( w2) + w13 + sigma0( w5)); - Round(d, e, f, g, h, a, b, c, 0x4a7484aa6ea6e483ull, w5 += sigma1( w3) + w14 + sigma0( w6)); - Round(c, d, e, f, g, h, a, b, 0x5cb0a9dcbd41fbd4ull, w6 += sigma1( w4) + w15 + sigma0( w7)); - Round(b, c, d, e, f, g, h, a, 0x76f988da831153b5ull, w7 += sigma1( w5) + w0 + sigma0( w8)); - Round(a, b, c, d, e, f, g, h, 0x983e5152ee66dfabull, w8 += sigma1( w6) + w1 + sigma0( w9)); - Round(h, a, b, c, d, e, f, g, 0xa831c66d2db43210ull, w9 += sigma1( w7) + w2 + sigma0(w10)); - Round(g, h, a, b, c, d, e, f, 0xb00327c898fb213full, w10 += sigma1( w8) + w3 + sigma0(w11)); - Round(f, g, h, a, b, c, d, e, 0xbf597fc7beef0ee4ull, w11 += sigma1( w9) + w4 + sigma0(w12)); - Round(e, f, g, h, a, b, c, d, 0xc6e00bf33da88fc2ull, w12 += sigma1(w10) + w5 + sigma0(w13)); - Round(d, e, f, g, h, a, b, c, 0xd5a79147930aa725ull, w13 += sigma1(w11) + w6 + sigma0(w14)); - Round(c, d, e, f, g, h, a, b, 0x06ca6351e003826full, w14 += sigma1(w12) + w7 + sigma0(w15)); - Round(b, c, d, e, f, g, h, a, 0x142929670a0e6e70ull, w15 += sigma1(w13) + w8 + sigma0( w0)); - - Round(a, b, c, d, e, f, g, h, 0x27b70a8546d22ffcull, w0 += sigma1(w14) + w9 + sigma0( w1)); - Round(h, a, b, c, d, e, f, g, 0x2e1b21385c26c926ull, w1 += sigma1(w15) + w10 + sigma0( w2)); - Round(g, h, a, b, c, d, e, f, 0x4d2c6dfc5ac42aedull, w2 += sigma1( w0) + w11 + sigma0( w3)); - Round(f, g, h, a, b, c, d, e, 0x53380d139d95b3dfull, w3 += sigma1( w1) + w12 + sigma0( w4)); - Round(e, f, g, h, a, b, c, d, 0x650a73548baf63deull, w4 += sigma1( w2) + w13 + sigma0( w5)); - Round(d, e, f, g, h, a, b, c, 0x766a0abb3c77b2a8ull, w5 += sigma1( w3) + w14 + sigma0( w6)); - Round(c, d, e, f, g, h, a, b, 0x81c2c92e47edaee6ull, w6 += sigma1( w4) + w15 + sigma0( w7)); - Round(b, c, d, e, f, g, h, a, 0x92722c851482353bull, w7 += sigma1( w5) + w0 + sigma0( w8)); - Round(a, b, c, d, e, f, g, h, 0xa2bfe8a14cf10364ull, w8 += sigma1( w6) + w1 + sigma0( w9)); - Round(h, a, b, c, d, e, f, g, 0xa81a664bbc423001ull, w9 += sigma1( w7) + w2 + sigma0(w10)); - Round(g, h, a, b, c, d, e, f, 0xc24b8b70d0f89791ull, w10 += sigma1( w8) + w3 + sigma0(w11)); - Round(f, g, h, a, b, c, d, e, 0xc76c51a30654be30ull, w11 += sigma1( w9) + w4 + sigma0(w12)); - Round(e, f, g, h, a, b, c, d, 0xd192e819d6ef5218ull, w12 += sigma1(w10) + w5 + sigma0(w13)); - Round(d, e, f, g, h, a, b, c, 0xd69906245565a910ull, w13 += sigma1(w11) + w6 + sigma0(w14)); - Round(c, d, e, f, g, h, a, b, 0xf40e35855771202aull, w14 += sigma1(w12) + w7 + sigma0(w15)); - Round(b, c, d, e, f, g, h, a, 0x106aa07032bbd1b8ull, w15 += sigma1(w13) + w8 + sigma0( w0)); - - Round(a, b, c, d, e, f, g, h, 0x19a4c116b8d2d0c8ull, w0 += sigma1(w14) + w9 + sigma0( w1)); - Round(h, a, b, c, d, e, f, g, 0x1e376c085141ab53ull, w1 += sigma1(w15) + w10 + sigma0( w2)); - Round(g, h, a, b, c, d, e, f, 0x2748774cdf8eeb99ull, w2 += sigma1( w0) + w11 + sigma0( w3)); - Round(f, g, h, a, b, c, d, e, 0x34b0bcb5e19b48a8ull, w3 += sigma1( w1) + w12 + sigma0( w4)); - Round(e, f, g, h, a, b, c, d, 0x391c0cb3c5c95a63ull, w4 += sigma1( w2) + w13 + sigma0( w5)); - Round(d, e, f, g, h, a, b, c, 0x4ed8aa4ae3418acbull, w5 += sigma1( w3) + w14 + sigma0( w6)); - Round(c, d, e, f, g, h, a, b, 0x5b9cca4f7763e373ull, w6 += sigma1( w4) + w15 + sigma0( w7)); - Round(b, c, d, e, f, g, h, a, 0x682e6ff3d6b2b8a3ull, w7 += sigma1( w5) + w0 + sigma0( w8)); - Round(a, b, c, d, e, f, g, h, 0x748f82ee5defb2fcull, w8 += sigma1( w6) + w1 + sigma0( w9)); - Round(h, a, b, c, d, e, f, g, 0x78a5636f43172f60ull, w9 += sigma1( w7) + w2 + sigma0(w10)); - Round(g, h, a, b, c, d, e, f, 0x84c87814a1f0ab72ull, w10 += sigma1( w8) + w3 + sigma0(w11)); - Round(f, g, h, a, b, c, d, e, 0x8cc702081a6439ecull, w11 += sigma1( w9) + w4 + sigma0(w12)); - Round(e, f, g, h, a, b, c, d, 0x90befffa23631e28ull, w12 += sigma1(w10) + w5 + sigma0(w13)); - Round(d, e, f, g, h, a, b, c, 0xa4506cebde82bde9ull, w13 += sigma1(w11) + w6 + sigma0(w14)); - Round(c, d, e, f, g, h, a, b, 0xbef9a3f7b2c67915ull, w14 += sigma1(w12) + w7 + sigma0(w15)); - Round(b, c, d, e, f, g, h, a, 0xc67178f2e372532bull, w15 += sigma1(w13) + w8 + sigma0( w0)); - - Round(a, b, c, d, e, f, g, h, 0xca273eceea26619cull, w0 += sigma1(w14) + w9 + sigma0( w1)); - Round(h, a, b, c, d, e, f, g, 0xd186b8c721c0c207ull, w1 += sigma1(w15) + w10 + sigma0( w2)); - Round(g, h, a, b, c, d, e, f, 0xeada7dd6cde0eb1eull, w2 += sigma1( w0) + w11 + sigma0( w3)); - Round(f, g, h, a, b, c, d, e, 0xf57d4f7fee6ed178ull, w3 += sigma1( w1) + w12 + sigma0( w4)); - Round(e, f, g, h, a, b, c, d, 0x06f067aa72176fbaull, w4 += sigma1( w2) + w13 + sigma0( w5)); - Round(d, e, f, g, h, a, b, c, 0x0a637dc5a2c898a6ull, w5 += sigma1( w3) + w14 + sigma0( w6)); - Round(c, d, e, f, g, h, a, b, 0x113f9804bef90daeull, w6 += sigma1( w4) + w15 + sigma0( w7)); - Round(b, c, d, e, f, g, h, a, 0x1b710b35131c471bull, w7 += sigma1( w5) + w0 + sigma0( w8)); - Round(a, b, c, d, e, f, g, h, 0x28db77f523047d84ull, w8 += sigma1( w6) + w1 + sigma0( w9)); - Round(h, a, b, c, d, e, f, g, 0x32caab7b40c72493ull, w9 += sigma1( w7) + w2 + sigma0(w10)); - Round(g, h, a, b, c, d, e, f, 0x3c9ebe0a15c9bebcull, w10 += sigma1( w8) + w3 + sigma0(w11)); - 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(a, b, c, d, e, f, g, h, 0xe49b69c19ef14ad2ull, w0 += sigma1(w14) + w9 + sigma0(w1)); + Round(h, a, b, c, d, e, f, g, 0xefbe4786384f25e3ull, w1 += sigma1(w15) + w10 + sigma0(w2)); + Round(g, h, a, b, c, d, e, f, 0x0fc19dc68b8cd5b5ull, w2 += sigma1(w0) + w11 + sigma0(w3)); + Round(f, g, h, a, b, c, d, e, 0x240ca1cc77ac9c65ull, w3 += sigma1(w1) + w12 + sigma0(w4)); + Round(e, f, g, h, a, b, c, d, 0x2de92c6f592b0275ull, w4 += sigma1(w2) + w13 + sigma0(w5)); + Round(d, e, f, g, h, a, b, c, 0x4a7484aa6ea6e483ull, w5 += sigma1(w3) + w14 + sigma0(w6)); + Round(c, d, e, f, g, h, a, b, 0x5cb0a9dcbd41fbd4ull, w6 += sigma1(w4) + w15 + sigma0(w7)); + Round(b, c, d, e, f, g, h, a, 0x76f988da831153b5ull, w7 += sigma1(w5) + w0 + sigma0(w8)); + Round(a, b, c, d, e, f, g, h, 0x983e5152ee66dfabull, w8 += sigma1(w6) + w1 + sigma0(w9)); + Round(h, a, b, c, d, e, f, g, 0xa831c66d2db43210ull, w9 += sigma1(w7) + w2 + sigma0(w10)); + Round(g, h, a, b, c, d, e, f, 0xb00327c898fb213full, w10 += sigma1(w8) + w3 + sigma0(w11)); + Round(f, g, h, a, b, c, d, e, 0xbf597fc7beef0ee4ull, w11 += sigma1(w9) + w4 + sigma0(w12)); + Round(e, f, g, h, a, b, c, d, 0xc6e00bf33da88fc2ull, w12 += sigma1(w10) + w5 + sigma0(w13)); + Round(d, e, f, g, h, a, b, c, 0xd5a79147930aa725ull, w13 += sigma1(w11) + w6 + sigma0(w14)); + Round(c, d, e, f, g, h, a, b, 0x06ca6351e003826full, w14 += sigma1(w12) + w7 + sigma0(w15)); + Round(b, c, d, e, f, g, h, a, 0x142929670a0e6e70ull, w15 += sigma1(w13) + w8 + sigma0(w0)); + + Round(a, b, c, d, e, f, g, h, 0x27b70a8546d22ffcull, w0 += sigma1(w14) + w9 + sigma0(w1)); + Round(h, a, b, c, d, e, f, g, 0x2e1b21385c26c926ull, w1 += sigma1(w15) + w10 + sigma0(w2)); + Round(g, h, a, b, c, d, e, f, 0x4d2c6dfc5ac42aedull, w2 += sigma1(w0) + w11 + sigma0(w3)); + Round(f, g, h, a, b, c, d, e, 0x53380d139d95b3dfull, w3 += sigma1(w1) + w12 + sigma0(w4)); + Round(e, f, g, h, a, b, c, d, 0x650a73548baf63deull, w4 += sigma1(w2) + w13 + sigma0(w5)); + Round(d, e, f, g, h, a, b, c, 0x766a0abb3c77b2a8ull, w5 += sigma1(w3) + w14 + sigma0(w6)); + Round(c, d, e, f, g, h, a, b, 0x81c2c92e47edaee6ull, w6 += sigma1(w4) + w15 + sigma0(w7)); + Round(b, c, d, e, f, g, h, a, 0x92722c851482353bull, w7 += sigma1(w5) + w0 + sigma0(w8)); + Round(a, b, c, d, e, f, g, h, 0xa2bfe8a14cf10364ull, w8 += sigma1(w6) + w1 + sigma0(w9)); + Round(h, a, b, c, d, e, f, g, 0xa81a664bbc423001ull, w9 += sigma1(w7) + w2 + sigma0(w10)); + Round(g, h, a, b, c, d, e, f, 0xc24b8b70d0f89791ull, w10 += sigma1(w8) + w3 + sigma0(w11)); + Round(f, g, h, a, b, c, d, e, 0xc76c51a30654be30ull, w11 += sigma1(w9) + w4 + sigma0(w12)); + Round(e, f, g, h, a, b, c, d, 0xd192e819d6ef5218ull, w12 += sigma1(w10) + w5 + sigma0(w13)); + Round(d, e, f, g, h, a, b, c, 0xd69906245565a910ull, w13 += sigma1(w11) + w6 + sigma0(w14)); + Round(c, d, e, f, g, h, a, b, 0xf40e35855771202aull, w14 += sigma1(w12) + w7 + sigma0(w15)); + Round(b, c, d, e, f, g, h, a, 0x106aa07032bbd1b8ull, w15 += sigma1(w13) + w8 + sigma0(w0)); + + Round(a, b, c, d, e, f, g, h, 0x19a4c116b8d2d0c8ull, w0 += sigma1(w14) + w9 + sigma0(w1)); + Round(h, a, b, c, d, e, f, g, 0x1e376c085141ab53ull, w1 += sigma1(w15) + w10 + sigma0(w2)); + Round(g, h, a, b, c, d, e, f, 0x2748774cdf8eeb99ull, w2 += sigma1(w0) + w11 + sigma0(w3)); + Round(f, g, h, a, b, c, d, e, 0x34b0bcb5e19b48a8ull, w3 += sigma1(w1) + w12 + sigma0(w4)); + Round(e, f, g, h, a, b, c, d, 0x391c0cb3c5c95a63ull, w4 += sigma1(w2) + w13 + sigma0(w5)); + Round(d, e, f, g, h, a, b, c, 0x4ed8aa4ae3418acbull, w5 += sigma1(w3) + w14 + sigma0(w6)); + Round(c, d, e, f, g, h, a, b, 0x5b9cca4f7763e373ull, w6 += sigma1(w4) + w15 + sigma0(w7)); + Round(b, c, d, e, f, g, h, a, 0x682e6ff3d6b2b8a3ull, w7 += sigma1(w5) + w0 + sigma0(w8)); + Round(a, b, c, d, e, f, g, h, 0x748f82ee5defb2fcull, w8 += sigma1(w6) + w1 + sigma0(w9)); + Round(h, a, b, c, d, e, f, g, 0x78a5636f43172f60ull, w9 += sigma1(w7) + w2 + sigma0(w10)); + Round(g, h, a, b, c, d, e, f, 0x84c87814a1f0ab72ull, w10 += sigma1(w8) + w3 + sigma0(w11)); + Round(f, g, h, a, b, c, d, e, 0x8cc702081a6439ecull, w11 += sigma1(w9) + w4 + sigma0(w12)); + Round(e, f, g, h, a, b, c, d, 0x90befffa23631e28ull, w12 += sigma1(w10) + w5 + sigma0(w13)); + Round(d, e, f, g, h, a, b, c, 0xa4506cebde82bde9ull, w13 += sigma1(w11) + w6 + sigma0(w14)); + Round(c, d, e, f, g, h, a, b, 0xbef9a3f7b2c67915ull, w14 += sigma1(w12) + w7 + sigma0(w15)); + Round(b, c, d, e, f, g, h, a, 0xc67178f2e372532bull, w15 += sigma1(w13) + w8 + sigma0(w0)); + + Round(a, b, c, d, e, f, g, h, 0xca273eceea26619cull, w0 += sigma1(w14) + w9 + sigma0(w1)); + Round(h, a, b, c, d, e, f, g, 0xd186b8c721c0c207ull, w1 += sigma1(w15) + w10 + sigma0(w2)); + Round(g, h, a, b, c, d, e, f, 0xeada7dd6cde0eb1eull, w2 += sigma1(w0) + w11 + sigma0(w3)); + Round(f, g, h, a, b, c, d, e, 0xf57d4f7fee6ed178ull, w3 += sigma1(w1) + w12 + sigma0(w4)); + Round(e, f, g, h, a, b, c, d, 0x06f067aa72176fbaull, w4 += sigma1(w2) + w13 + sigma0(w5)); + Round(d, e, f, g, h, a, b, c, 0x0a637dc5a2c898a6ull, w5 += sigma1(w3) + w14 + sigma0(w6)); + Round(c, d, e, f, g, h, a, b, 0x113f9804bef90daeull, w6 += sigma1(w4) + w15 + sigma0(w7)); + Round(b, c, d, e, f, g, h, a, 0x1b710b35131c471bull, w7 += sigma1(w5) + w0 + sigma0(w8)); + Round(a, b, c, d, e, f, g, h, 0x28db77f523047d84ull, w8 += sigma1(w6) + w1 + sigma0(w9)); + Round(h, a, b, c, d, e, f, g, 0x32caab7b40c72493ull, w9 += sigma1(w7) + w2 + sigma0(w10)); + Round(g, h, a, b, c, d, e, f, 0x3c9ebe0a15c9bebcull, w10 += sigma1(w8) + w3 + sigma0(w11)); + 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)); s[0] += a; s[1] += b; @@ -260,19 +262,21 @@ void Transform(uint64_t *s, const unsigned char *chunk) { s[7] += h; } -} // namespace sha512 +} // namespace sha512 -} // namespace +} // namespace ////// SHA-256 -CSHA256::CSHA256() : bytes(0) { +CSHA256::CSHA256() : bytes(0) +{ sha256::Initialize(s); } -CSHA256& CSHA256::Write(const unsigned char *data, size_t len) { - const unsigned char *end = data + len; +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. @@ -296,23 +300,25 @@ CSHA256& CSHA256::Write(const unsigned char *data, size_t len) { return *this; } -void CSHA256::Finalize(unsigned char hash[OUTPUT_SIZE]) { +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]); + 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() { +CSHA256& CSHA256::Reset() +{ bytes = 0; sha256::Initialize(s); return *this; @@ -320,12 +326,14 @@ CSHA256& CSHA256::Reset() { ////// SHA-512 -CSHA512::CSHA512() : bytes(0) { +CSHA512::CSHA512() : bytes(0) +{ sha512::Initialize(s); } -CSHA512& CSHA512::Write(const unsigned char *data, size_t len) { - const unsigned char *end = data + len; +CSHA512& CSHA512::Write(const unsigned char* data, size_t len) +{ + const unsigned char* end = data + len; size_t bufsize = bytes % 128; if (bufsize && bufsize + len >= 128) { // Fill the buffer, and process it. @@ -349,23 +357,25 @@ CSHA512& CSHA512::Write(const unsigned char *data, size_t len) { return *this; } -void CSHA512::Finalize(unsigned char hash[OUTPUT_SIZE]) { +void CSHA512::Finalize(unsigned char hash[OUTPUT_SIZE]) +{ static const unsigned char pad[128] = {0x80}; unsigned char sizedesc[16] = {0x00}; - WriteBE64(sizedesc+8, bytes << 3); + WriteBE64(sizedesc + 8, bytes << 3); Write(pad, 1 + ((239 - (bytes % 128)) % 128)); Write(sizedesc, 16); WriteBE64(hash, s[0]); - WriteBE64(hash+8, s[1]); - WriteBE64(hash+16, s[2]); - WriteBE64(hash+24, s[3]); - WriteBE64(hash+32, s[4]); - WriteBE64(hash+40, s[5]); - WriteBE64(hash+48, s[6]); - WriteBE64(hash+56, s[7]); + WriteBE64(hash + 8, s[1]); + WriteBE64(hash + 16, s[2]); + WriteBE64(hash + 24, s[3]); + WriteBE64(hash + 32, s[4]); + WriteBE64(hash + 40, s[5]); + WriteBE64(hash + 48, s[6]); + WriteBE64(hash + 56, s[7]); } -CSHA512& CSHA512::Reset() { +CSHA512& CSHA512::Reset() +{ bytes = 0; sha512::Initialize(s); return *this; @@ -373,7 +383,8 @@ CSHA512& CSHA512::Reset() { ////// HMAC-SHA-512 -CHMAC_SHA512::CHMAC_SHA512(const unsigned char *key, size_t keylen) { +CHMAC_SHA512::CHMAC_SHA512(const unsigned char* key, size_t keylen) +{ unsigned char rkey[128]; if (keylen <= 128) { memcpy(rkey, key, keylen); @@ -383,16 +394,17 @@ CHMAC_SHA512::CHMAC_SHA512(const unsigned char *key, size_t keylen) { memset(rkey + 64, 0, 64); } - for (int n=0; n<128; n++) + for (int n = 0; n < 128; n++) rkey[n] ^= 0x5c; outer.Write(rkey, 128); - for (int n=0; n<128; n++) + for (int n = 0; n < 128; n++) rkey[n] ^= 0x5c ^ 0x36; inner.Write(rkey, 128); } -void CHMAC_SHA512::Finalize(unsigned char hash[OUTPUT_SIZE]) { +void CHMAC_SHA512::Finalize(unsigned char hash[OUTPUT_SIZE]) +{ unsigned char temp[64]; inner.Finalize(temp); outer.Write(temp, 64).Finalize(hash); diff --git a/src/crypto/sha2.h b/src/crypto/sha2.h index 088d5e194c..a6cbe58554 100644 --- a/src/crypto/sha2.h +++ b/src/crypto/sha2.h @@ -1,5 +1,5 @@ // Copyright (c) 2014 The Bitcoin developers -// Distributed under the MIT/X11 software license, see the accompanying +// Distributed under the MIT software license, see the accompanying // file COPYING or http://www.opensource.org/licenses/mit-license.php. #ifndef BITCOIN_SHA2_H @@ -9,7 +9,8 @@ #include <stdlib.h> /** A hasher class for SHA-256. */ -class CSHA256 { +class CSHA256 +{ private: uint32_t s[8]; unsigned char buf[64]; @@ -19,13 +20,14 @@ public: static const size_t OUTPUT_SIZE = 32; CSHA256(); - CSHA256& Write(const unsigned char *data, size_t len); + CSHA256& Write(const unsigned char* data, size_t len); void Finalize(unsigned char hash[OUTPUT_SIZE]); CSHA256& Reset(); }; /** A hasher class for SHA-512. */ -class CSHA512 { +class CSHA512 +{ private: uint64_t s[8]; unsigned char buf[128]; @@ -35,13 +37,14 @@ public: static const size_t OUTPUT_SIZE = 64; CSHA512(); - CSHA512& Write(const unsigned char *data, size_t len); + CSHA512& Write(const unsigned char* data, size_t len); void Finalize(unsigned char hash[OUTPUT_SIZE]); CSHA512& Reset(); }; /** A hasher class for HMAC-SHA-512. */ -class CHMAC_SHA512 { +class CHMAC_SHA512 +{ private: CSHA512 outer; CSHA512 inner; @@ -49,12 +52,13 @@ private: public: static const size_t OUTPUT_SIZE = 64; - CHMAC_SHA512(const unsigned char *key, size_t keylen); - CHMAC_SHA512& Write(const unsigned char *data, size_t len) { + CHMAC_SHA512(const unsigned char* key, size_t keylen); + CHMAC_SHA512& Write(const unsigned char* data, size_t len) + { inner.Write(data, len); return *this; } void Finalize(unsigned char hash[OUTPUT_SIZE]); }; -#endif +#endif // BITCOIN_SHA2_H |