diff options
Diffstat (limited to 'src/crypto/sha256.cpp')
-rw-r--r-- | src/crypto/sha256.cpp | 681 |
1 files changed, 581 insertions, 100 deletions
diff --git a/src/crypto/sha256.cpp b/src/crypto/sha256.cpp index f3245b8dea..fbdbef0bc6 100644 --- a/src/crypto/sha256.cpp +++ b/src/crypto/sha256.cpp @@ -9,7 +9,7 @@ #include <string.h> #include <atomic> -#if defined(__x86_64__) || defined(__amd64__) +#if defined(__x86_64__) || defined(__amd64__) || defined(__i386__) #if defined(USE_ASM) #include <cpuid.h> namespace sha256_sse4 @@ -19,6 +19,26 @@ void Transform(uint32_t* s, const unsigned char* chunk, size_t blocks); #endif #endif +namespace sha256d64_sse41 +{ +void Transform_4way(unsigned char* out, const unsigned char* in); +} + +namespace sha256d64_avx2 +{ +void Transform_8way(unsigned char* out, const unsigned char* in); +} + +namespace sha256d64_shani +{ +void Transform_2way(unsigned char* out, const unsigned char* in); +} + +namespace sha256_shani +{ +void Transform(uint32_t* s, const unsigned char* chunk, size_t blocks); +} + // Internal implementation code. namespace { @@ -33,9 +53,9 @@ 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 t1 = h + Sigma1(e) + Ch(e, f, g) + k + w; + uint32_t t1 = h + Sigma1(e) + Ch(e, f, g) + k; uint32_t t2 = Sigma0(a) + Maj(a, b, c); d += t1; h = t1 + t2; @@ -61,73 +81,73 @@ void Transform(uint32_t* s, const unsigned char* chunk, size_t blocks) 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)); + 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; @@ -141,54 +161,481 @@ void Transform(uint32_t* s, const unsigned char* chunk, size_t blocks) } } +void TransformD64(unsigned char* out, const unsigned char* in) +{ + // Transform 1 + uint32_t a = 0x6a09e667ul; + uint32_t b = 0xbb67ae85ul; + uint32_t c = 0x3c6ef372ul; + uint32_t d = 0xa54ff53aul; + uint32_t e = 0x510e527ful; + uint32_t f = 0x9b05688cul; + uint32_t g = 0x1f83d9abul; + uint32_t h = 0x5be0cd19ul; + + 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, 0x428a2f98ul + (w0 = ReadBE32(in + 0))); + Round(h, a, b, c, d, e, f, g, 0x71374491ul + (w1 = ReadBE32(in + 4))); + Round(g, h, a, b, c, d, e, f, 0xb5c0fbcful + (w2 = ReadBE32(in + 8))); + Round(f, g, h, a, b, c, d, e, 0xe9b5dba5ul + (w3 = ReadBE32(in + 12))); + Round(e, f, g, h, a, b, c, d, 0x3956c25bul + (w4 = ReadBE32(in + 16))); + Round(d, e, f, g, h, a, b, c, 0x59f111f1ul + (w5 = ReadBE32(in + 20))); + Round(c, d, e, f, g, h, a, b, 0x923f82a4ul + (w6 = ReadBE32(in + 24))); + Round(b, c, d, e, f, g, h, a, 0xab1c5ed5ul + (w7 = ReadBE32(in + 28))); + Round(a, b, c, d, e, f, g, h, 0xd807aa98ul + (w8 = ReadBE32(in + 32))); + Round(h, a, b, c, d, e, f, g, 0x12835b01ul + (w9 = ReadBE32(in + 36))); + Round(g, h, a, b, c, d, e, f, 0x243185beul + (w10 = ReadBE32(in + 40))); + Round(f, g, h, a, b, c, d, e, 0x550c7dc3ul + (w11 = ReadBE32(in + 44))); + Round(e, f, g, h, a, b, c, d, 0x72be5d74ul + (w12 = ReadBE32(in + 48))); + Round(d, e, f, g, h, a, b, c, 0x80deb1feul + (w13 = ReadBE32(in + 52))); + Round(c, d, e, f, g, h, a, b, 0x9bdc06a7ul + (w14 = ReadBE32(in + 56))); + Round(b, c, d, e, f, g, h, a, 0xc19bf174ul + (w15 = ReadBE32(in + 60))); + Round(a, b, c, d, e, f, g, h, 0xe49b69c1ul + (w0 += sigma1(w14) + w9 + sigma0(w1))); + Round(h, a, b, c, d, e, f, g, 0xefbe4786ul + (w1 += sigma1(w15) + w10 + sigma0(w2))); + Round(g, h, a, b, c, d, e, f, 0x0fc19dc6ul + (w2 += sigma1(w0) + w11 + sigma0(w3))); + Round(f, g, h, a, b, c, d, e, 0x240ca1ccul + (w3 += sigma1(w1) + w12 + sigma0(w4))); + Round(e, f, g, h, a, b, c, d, 0x2de92c6ful + (w4 += sigma1(w2) + w13 + sigma0(w5))); + Round(d, e, f, g, h, a, b, c, 0x4a7484aaul + (w5 += sigma1(w3) + w14 + sigma0(w6))); + Round(c, d, e, f, g, h, a, b, 0x5cb0a9dcul + (w6 += sigma1(w4) + w15 + sigma0(w7))); + Round(b, c, d, e, f, g, h, a, 0x76f988daul + (w7 += sigma1(w5) + w0 + sigma0(w8))); + Round(a, b, c, d, e, f, g, h, 0x983e5152ul + (w8 += sigma1(w6) + w1 + sigma0(w9))); + Round(h, a, b, c, d, e, f, g, 0xa831c66dul + (w9 += sigma1(w7) + w2 + sigma0(w10))); + Round(g, h, a, b, c, d, e, f, 0xb00327c8ul + (w10 += sigma1(w8) + w3 + sigma0(w11))); + Round(f, g, h, a, b, c, d, e, 0xbf597fc7ul + (w11 += sigma1(w9) + w4 + sigma0(w12))); + Round(e, f, g, h, a, b, c, d, 0xc6e00bf3ul + (w12 += sigma1(w10) + w5 + sigma0(w13))); + Round(d, e, f, g, h, a, b, c, 0xd5a79147ul + (w13 += sigma1(w11) + w6 + sigma0(w14))); + Round(c, d, e, f, g, h, a, b, 0x06ca6351ul + (w14 += sigma1(w12) + w7 + sigma0(w15))); + Round(b, c, d, e, f, g, h, a, 0x14292967ul + (w15 += sigma1(w13) + w8 + sigma0(w0))); + Round(a, b, c, d, e, f, g, h, 0x27b70a85ul + (w0 += sigma1(w14) + w9 + sigma0(w1))); + Round(h, a, b, c, d, e, f, g, 0x2e1b2138ul + (w1 += sigma1(w15) + w10 + sigma0(w2))); + Round(g, h, a, b, c, d, e, f, 0x4d2c6dfcul + (w2 += sigma1(w0) + w11 + sigma0(w3))); + Round(f, g, h, a, b, c, d, e, 0x53380d13ul + (w3 += sigma1(w1) + w12 + sigma0(w4))); + Round(e, f, g, h, a, b, c, d, 0x650a7354ul + (w4 += sigma1(w2) + w13 + sigma0(w5))); + Round(d, e, f, g, h, a, b, c, 0x766a0abbul + (w5 += sigma1(w3) + w14 + sigma0(w6))); + Round(c, d, e, f, g, h, a, b, 0x81c2c92eul + (w6 += sigma1(w4) + w15 + sigma0(w7))); + Round(b, c, d, e, f, g, h, a, 0x92722c85ul + (w7 += sigma1(w5) + w0 + sigma0(w8))); + Round(a, b, c, d, e, f, g, h, 0xa2bfe8a1ul + (w8 += sigma1(w6) + w1 + sigma0(w9))); + Round(h, a, b, c, d, e, f, g, 0xa81a664bul + (w9 += sigma1(w7) + w2 + sigma0(w10))); + Round(g, h, a, b, c, d, e, f, 0xc24b8b70ul + (w10 += sigma1(w8) + w3 + sigma0(w11))); + Round(f, g, h, a, b, c, d, e, 0xc76c51a3ul + (w11 += sigma1(w9) + w4 + sigma0(w12))); + Round(e, f, g, h, a, b, c, d, 0xd192e819ul + (w12 += sigma1(w10) + w5 + sigma0(w13))); + Round(d, e, f, g, h, a, b, c, 0xd6990624ul + (w13 += sigma1(w11) + w6 + sigma0(w14))); + Round(c, d, e, f, g, h, a, b, 0xf40e3585ul + (w14 += sigma1(w12) + w7 + sigma0(w15))); + Round(b, c, d, e, f, g, h, a, 0x106aa070ul + (w15 += sigma1(w13) + w8 + sigma0(w0))); + Round(a, b, c, d, e, f, g, h, 0x19a4c116ul + (w0 += sigma1(w14) + w9 + sigma0(w1))); + Round(h, a, b, c, d, e, f, g, 0x1e376c08ul + (w1 += sigma1(w15) + w10 + sigma0(w2))); + Round(g, h, a, b, c, d, e, f, 0x2748774cul + (w2 += sigma1(w0) + w11 + sigma0(w3))); + Round(f, g, h, a, b, c, d, e, 0x34b0bcb5ul + (w3 += sigma1(w1) + w12 + sigma0(w4))); + Round(e, f, g, h, a, b, c, d, 0x391c0cb3ul + (w4 += sigma1(w2) + w13 + sigma0(w5))); + Round(d, e, f, g, h, a, b, c, 0x4ed8aa4aul + (w5 += sigma1(w3) + w14 + sigma0(w6))); + Round(c, d, e, f, g, h, a, b, 0x5b9cca4ful + (w6 += sigma1(w4) + w15 + sigma0(w7))); + Round(b, c, d, e, f, g, h, a, 0x682e6ff3ul + (w7 += sigma1(w5) + w0 + sigma0(w8))); + Round(a, b, c, d, e, f, g, h, 0x748f82eeul + (w8 += sigma1(w6) + w1 + sigma0(w9))); + Round(h, a, b, c, d, e, f, g, 0x78a5636ful + (w9 += sigma1(w7) + w2 + sigma0(w10))); + Round(g, h, a, b, c, d, e, f, 0x84c87814ul + (w10 += sigma1(w8) + w3 + sigma0(w11))); + Round(f, g, h, a, b, c, d, e, 0x8cc70208ul + (w11 += sigma1(w9) + w4 + sigma0(w12))); + Round(e, f, g, h, a, b, c, d, 0x90befffaul + (w12 += sigma1(w10) + w5 + sigma0(w13))); + Round(d, e, f, g, h, a, b, c, 0xa4506cebul + (w13 += sigma1(w11) + w6 + sigma0(w14))); + Round(c, d, e, f, g, h, a, b, 0xbef9a3f7ul + (w14 + sigma1(w12) + w7 + sigma0(w15))); + Round(b, c, d, e, f, g, h, a, 0xc67178f2ul + (w15 + sigma1(w13) + w8 + sigma0(w0))); + + a += 0x6a09e667ul; + b += 0xbb67ae85ul; + c += 0x3c6ef372ul; + d += 0xa54ff53aul; + e += 0x510e527ful; + f += 0x9b05688cul; + g += 0x1f83d9abul; + h += 0x5be0cd19ul; + + uint32_t t0 = a, t1 = b, t2 = c, t3 = d, t4 = e, t5 = f, t6 = g, t7 = h; + + // Transform 2 + Round(a, b, c, d, e, f, g, h, 0xc28a2f98ul); + Round(h, a, b, c, d, e, f, g, 0x71374491ul); + Round(g, h, a, b, c, d, e, f, 0xb5c0fbcful); + Round(f, g, h, a, b, c, d, e, 0xe9b5dba5ul); + Round(e, f, g, h, a, b, c, d, 0x3956c25bul); + Round(d, e, f, g, h, a, b, c, 0x59f111f1ul); + Round(c, d, e, f, g, h, a, b, 0x923f82a4ul); + Round(b, c, d, e, f, g, h, a, 0xab1c5ed5ul); + Round(a, b, c, d, e, f, g, h, 0xd807aa98ul); + Round(h, a, b, c, d, e, f, g, 0x12835b01ul); + Round(g, h, a, b, c, d, e, f, 0x243185beul); + Round(f, g, h, a, b, c, d, e, 0x550c7dc3ul); + Round(e, f, g, h, a, b, c, d, 0x72be5d74ul); + Round(d, e, f, g, h, a, b, c, 0x80deb1feul); + Round(c, d, e, f, g, h, a, b, 0x9bdc06a7ul); + Round(b, c, d, e, f, g, h, a, 0xc19bf374ul); + Round(a, b, c, d, e, f, g, h, 0x649b69c1ul); + Round(h, a, b, c, d, e, f, g, 0xf0fe4786ul); + Round(g, h, a, b, c, d, e, f, 0x0fe1edc6ul); + Round(f, g, h, a, b, c, d, e, 0x240cf254ul); + Round(e, f, g, h, a, b, c, d, 0x4fe9346ful); + Round(d, e, f, g, h, a, b, c, 0x6cc984beul); + Round(c, d, e, f, g, h, a, b, 0x61b9411eul); + Round(b, c, d, e, f, g, h, a, 0x16f988faul); + Round(a, b, c, d, e, f, g, h, 0xf2c65152ul); + Round(h, a, b, c, d, e, f, g, 0xa88e5a6dul); + Round(g, h, a, b, c, d, e, f, 0xb019fc65ul); + Round(f, g, h, a, b, c, d, e, 0xb9d99ec7ul); + Round(e, f, g, h, a, b, c, d, 0x9a1231c3ul); + Round(d, e, f, g, h, a, b, c, 0xe70eeaa0ul); + Round(c, d, e, f, g, h, a, b, 0xfdb1232bul); + Round(b, c, d, e, f, g, h, a, 0xc7353eb0ul); + Round(a, b, c, d, e, f, g, h, 0x3069bad5ul); + Round(h, a, b, c, d, e, f, g, 0xcb976d5ful); + Round(g, h, a, b, c, d, e, f, 0x5a0f118ful); + Round(f, g, h, a, b, c, d, e, 0xdc1eeefdul); + Round(e, f, g, h, a, b, c, d, 0x0a35b689ul); + Round(d, e, f, g, h, a, b, c, 0xde0b7a04ul); + Round(c, d, e, f, g, h, a, b, 0x58f4ca9dul); + Round(b, c, d, e, f, g, h, a, 0xe15d5b16ul); + Round(a, b, c, d, e, f, g, h, 0x007f3e86ul); + Round(h, a, b, c, d, e, f, g, 0x37088980ul); + Round(g, h, a, b, c, d, e, f, 0xa507ea32ul); + Round(f, g, h, a, b, c, d, e, 0x6fab9537ul); + Round(e, f, g, h, a, b, c, d, 0x17406110ul); + Round(d, e, f, g, h, a, b, c, 0x0d8cd6f1ul); + Round(c, d, e, f, g, h, a, b, 0xcdaa3b6dul); + Round(b, c, d, e, f, g, h, a, 0xc0bbbe37ul); + Round(a, b, c, d, e, f, g, h, 0x83613bdaul); + Round(h, a, b, c, d, e, f, g, 0xdb48a363ul); + Round(g, h, a, b, c, d, e, f, 0x0b02e931ul); + Round(f, g, h, a, b, c, d, e, 0x6fd15ca7ul); + Round(e, f, g, h, a, b, c, d, 0x521afacaul); + Round(d, e, f, g, h, a, b, c, 0x31338431ul); + Round(c, d, e, f, g, h, a, b, 0x6ed41a95ul); + Round(b, c, d, e, f, g, h, a, 0x6d437890ul); + Round(a, b, c, d, e, f, g, h, 0xc39c91f2ul); + Round(h, a, b, c, d, e, f, g, 0x9eccabbdul); + Round(g, h, a, b, c, d, e, f, 0xb5c9a0e6ul); + Round(f, g, h, a, b, c, d, e, 0x532fb63cul); + Round(e, f, g, h, a, b, c, d, 0xd2c741c6ul); + Round(d, e, f, g, h, a, b, c, 0x07237ea3ul); + Round(c, d, e, f, g, h, a, b, 0xa4954b68ul); + Round(b, c, d, e, f, g, h, a, 0x4c191d76ul); + + w0 = t0 + a; + w1 = t1 + b; + w2 = t2 + c; + w3 = t3 + d; + w4 = t4 + e; + w5 = t5 + f; + w6 = t6 + g; + w7 = t7 + h; + + // Transform 3 + a = 0x6a09e667ul; + b = 0xbb67ae85ul; + c = 0x3c6ef372ul; + d = 0xa54ff53aul; + e = 0x510e527ful; + f = 0x9b05688cul; + g = 0x1f83d9abul; + h = 0x5be0cd19ul; + + Round(a, b, c, d, e, f, g, h, 0x428a2f98ul + w0); + Round(h, a, b, c, d, e, f, g, 0x71374491ul + w1); + Round(g, h, a, b, c, d, e, f, 0xb5c0fbcful + w2); + Round(f, g, h, a, b, c, d, e, 0xe9b5dba5ul + w3); + Round(e, f, g, h, a, b, c, d, 0x3956c25bul + w4); + Round(d, e, f, g, h, a, b, c, 0x59f111f1ul + w5); + Round(c, d, e, f, g, h, a, b, 0x923f82a4ul + w6); + Round(b, c, d, e, f, g, h, a, 0xab1c5ed5ul + w7); + Round(a, b, c, d, e, f, g, h, 0x5807aa98ul); + Round(h, a, b, c, d, e, f, g, 0x12835b01ul); + Round(g, h, a, b, c, d, e, f, 0x243185beul); + Round(f, g, h, a, b, c, d, e, 0x550c7dc3ul); + Round(e, f, g, h, a, b, c, d, 0x72be5d74ul); + Round(d, e, f, g, h, a, b, c, 0x80deb1feul); + Round(c, d, e, f, g, h, a, b, 0x9bdc06a7ul); + Round(b, c, d, e, f, g, h, a, 0xc19bf274ul); + Round(a, b, c, d, e, f, g, h, 0xe49b69c1ul + (w0 += sigma0(w1))); + Round(h, a, b, c, d, e, f, g, 0xefbe4786ul + (w1 += 0xa00000ul + sigma0(w2))); + Round(g, h, a, b, c, d, e, f, 0x0fc19dc6ul + (w2 += sigma1(w0) + sigma0(w3))); + Round(f, g, h, a, b, c, d, e, 0x240ca1ccul + (w3 += sigma1(w1) + sigma0(w4))); + Round(e, f, g, h, a, b, c, d, 0x2de92c6ful + (w4 += sigma1(w2) + sigma0(w5))); + Round(d, e, f, g, h, a, b, c, 0x4a7484aaul + (w5 += sigma1(w3) + sigma0(w6))); + Round(c, d, e, f, g, h, a, b, 0x5cb0a9dcul + (w6 += sigma1(w4) + 0x100ul + sigma0(w7))); + Round(b, c, d, e, f, g, h, a, 0x76f988daul + (w7 += sigma1(w5) + w0 + 0x11002000ul)); + Round(a, b, c, d, e, f, g, h, 0x983e5152ul + (w8 = 0x80000000ul + sigma1(w6) + w1)); + Round(h, a, b, c, d, e, f, g, 0xa831c66dul + (w9 = sigma1(w7) + w2)); + Round(g, h, a, b, c, d, e, f, 0xb00327c8ul + (w10 = sigma1(w8) + w3)); + Round(f, g, h, a, b, c, d, e, 0xbf597fc7ul + (w11 = sigma1(w9) + w4)); + Round(e, f, g, h, a, b, c, d, 0xc6e00bf3ul + (w12 = sigma1(w10) + w5)); + Round(d, e, f, g, h, a, b, c, 0xd5a79147ul + (w13 = sigma1(w11) + w6)); + Round(c, d, e, f, g, h, a, b, 0x06ca6351ul + (w14 = sigma1(w12) + w7 + 0x400022ul)); + Round(b, c, d, e, f, g, h, a, 0x14292967ul + (w15 = 0x100ul + sigma1(w13) + w8 + sigma0(w0))); + Round(a, b, c, d, e, f, g, h, 0x27b70a85ul + (w0 += sigma1(w14) + w9 + sigma0(w1))); + Round(h, a, b, c, d, e, f, g, 0x2e1b2138ul + (w1 += sigma1(w15) + w10 + sigma0(w2))); + Round(g, h, a, b, c, d, e, f, 0x4d2c6dfcul + (w2 += sigma1(w0) + w11 + sigma0(w3))); + Round(f, g, h, a, b, c, d, e, 0x53380d13ul + (w3 += sigma1(w1) + w12 + sigma0(w4))); + Round(e, f, g, h, a, b, c, d, 0x650a7354ul + (w4 += sigma1(w2) + w13 + sigma0(w5))); + Round(d, e, f, g, h, a, b, c, 0x766a0abbul + (w5 += sigma1(w3) + w14 + sigma0(w6))); + Round(c, d, e, f, g, h, a, b, 0x81c2c92eul + (w6 += sigma1(w4) + w15 + sigma0(w7))); + Round(b, c, d, e, f, g, h, a, 0x92722c85ul + (w7 += sigma1(w5) + w0 + sigma0(w8))); + Round(a, b, c, d, e, f, g, h, 0xa2bfe8a1ul + (w8 += sigma1(w6) + w1 + sigma0(w9))); + Round(h, a, b, c, d, e, f, g, 0xa81a664bul + (w9 += sigma1(w7) + w2 + sigma0(w10))); + Round(g, h, a, b, c, d, e, f, 0xc24b8b70ul + (w10 += sigma1(w8) + w3 + sigma0(w11))); + Round(f, g, h, a, b, c, d, e, 0xc76c51a3ul + (w11 += sigma1(w9) + w4 + sigma0(w12))); + Round(e, f, g, h, a, b, c, d, 0xd192e819ul + (w12 += sigma1(w10) + w5 + sigma0(w13))); + Round(d, e, f, g, h, a, b, c, 0xd6990624ul + (w13 += sigma1(w11) + w6 + sigma0(w14))); + Round(c, d, e, f, g, h, a, b, 0xf40e3585ul + (w14 += sigma1(w12) + w7 + sigma0(w15))); + Round(b, c, d, e, f, g, h, a, 0x106aa070ul + (w15 += sigma1(w13) + w8 + sigma0(w0))); + Round(a, b, c, d, e, f, g, h, 0x19a4c116ul + (w0 += sigma1(w14) + w9 + sigma0(w1))); + Round(h, a, b, c, d, e, f, g, 0x1e376c08ul + (w1 += sigma1(w15) + w10 + sigma0(w2))); + Round(g, h, a, b, c, d, e, f, 0x2748774cul + (w2 += sigma1(w0) + w11 + sigma0(w3))); + Round(f, g, h, a, b, c, d, e, 0x34b0bcb5ul + (w3 += sigma1(w1) + w12 + sigma0(w4))); + Round(e, f, g, h, a, b, c, d, 0x391c0cb3ul + (w4 += sigma1(w2) + w13 + sigma0(w5))); + Round(d, e, f, g, h, a, b, c, 0x4ed8aa4aul + (w5 += sigma1(w3) + w14 + sigma0(w6))); + Round(c, d, e, f, g, h, a, b, 0x5b9cca4ful + (w6 += sigma1(w4) + w15 + sigma0(w7))); + Round(b, c, d, e, f, g, h, a, 0x682e6ff3ul + (w7 += sigma1(w5) + w0 + sigma0(w8))); + Round(a, b, c, d, e, f, g, h, 0x748f82eeul + (w8 += sigma1(w6) + w1 + sigma0(w9))); + Round(h, a, b, c, d, e, f, g, 0x78a5636ful + (w9 += sigma1(w7) + w2 + sigma0(w10))); + Round(g, h, a, b, c, d, e, f, 0x84c87814ul + (w10 += sigma1(w8) + w3 + sigma0(w11))); + Round(f, g, h, a, b, c, d, e, 0x8cc70208ul + (w11 += sigma1(w9) + w4 + sigma0(w12))); + Round(e, f, g, h, a, b, c, d, 0x90befffaul + (w12 += sigma1(w10) + w5 + sigma0(w13))); + Round(d, e, f, g, h, a, b, c, 0xa4506cebul + (w13 += sigma1(w11) + w6 + sigma0(w14))); + Round(c, d, e, f, g, h, a, b, 0xbef9a3f7ul + (w14 + sigma1(w12) + w7 + sigma0(w15))); + Round(b, c, d, e, f, g, h, a, 0xc67178f2ul + (w15 + sigma1(w13) + w8 + sigma0(w0))); + + // Output + WriteBE32(out + 0, a + 0x6a09e667ul); + WriteBE32(out + 4, b + 0xbb67ae85ul); + WriteBE32(out + 8, c + 0x3c6ef372ul); + WriteBE32(out + 12, d + 0xa54ff53aul); + WriteBE32(out + 16, e + 0x510e527ful); + WriteBE32(out + 20, f + 0x9b05688cul); + WriteBE32(out + 24, g + 0x1f83d9abul); + WriteBE32(out + 28, h + 0x5be0cd19ul); +} + } // namespace sha256 typedef void (*TransformType)(uint32_t*, const unsigned char*, size_t); +typedef void (*TransformD64Type)(unsigned char*, const unsigned char*); -bool SelfTest(TransformType tr) { - static const unsigned char in1[65] = {0, 0x80}; - static const unsigned char in2[129] = { - 0, - 32, 32, 32, 32, 32, 32, 32, 32, 32, 32, 32, 32, 32, 32, 32, 32, 32, 32, 32, 32, 32, 32, 32, 32, 32, 32, 32, 32, 32, 32, 32, 32, - 32, 32, 32, 32, 32, 32, 32, 32, 32, 32, 32, 32, 32, 32, 32, 32, 32, 32, 32, 32, 32, 32, 32, 32, 32, 32, 32, 32, 32, 32, 32, 32, - 0x80, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, - 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 2, 0 +template<TransformType tr> +void TransformD64Wrapper(unsigned char* out, const unsigned char* in) +{ + uint32_t s[8]; + static const unsigned char padding1[64] = { + 0x80, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, + 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, + 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, + 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 2, 0 }; - static const uint32_t init[8] = {0x6a09e667ul, 0xbb67ae85ul, 0x3c6ef372ul, 0xa54ff53aul, 0x510e527ful, 0x9b05688cul, 0x1f83d9abul, 0x5be0cd19ul}; - static const uint32_t out1[8] = {0xe3b0c442ul, 0x98fc1c14ul, 0x9afbf4c8ul, 0x996fb924ul, 0x27ae41e4ul, 0x649b934cul, 0xa495991bul, 0x7852b855ul}; - static const uint32_t out2[8] = {0xce4153b0ul, 0x147c2a86ul, 0x3ed4298eul, 0xe0676bc8ul, 0x79fc77a1ul, 0x2abe1f49ul, 0xb2b055dful, 0x1069523eul}; - uint32_t buf[8]; - memcpy(buf, init, sizeof(buf)); - // Process nothing, and check we remain in the initial state. - tr(buf, nullptr, 0); - if (memcmp(buf, init, sizeof(buf))) return false; - // Process the padded empty string (unaligned) - tr(buf, in1 + 1, 1); - if (memcmp(buf, out1, sizeof(buf))) return false; - // Process 64 spaces (unaligned) - memcpy(buf, init, sizeof(buf)); - tr(buf, in2 + 1, 2); - if (memcmp(buf, out2, sizeof(buf))) return false; - return true; + unsigned char buffer2[64] = { + 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, + 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, + 0x80, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, + 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 0 + }; + sha256::Initialize(s); + tr(s, in, 1); + tr(s, padding1, 1); + WriteBE32(buffer2 + 0, s[0]); + WriteBE32(buffer2 + 4, s[1]); + WriteBE32(buffer2 + 8, s[2]); + WriteBE32(buffer2 + 12, s[3]); + WriteBE32(buffer2 + 16, s[4]); + WriteBE32(buffer2 + 20, s[5]); + WriteBE32(buffer2 + 24, s[6]); + WriteBE32(buffer2 + 28, s[7]); + sha256::Initialize(s); + tr(s, buffer2, 1); + WriteBE32(out + 0, s[0]); + WriteBE32(out + 4, s[1]); + WriteBE32(out + 8, s[2]); + WriteBE32(out + 12, s[3]); + WriteBE32(out + 16, s[4]); + WriteBE32(out + 20, s[5]); + WriteBE32(out + 24, s[6]); + WriteBE32(out + 28, s[7]); } TransformType Transform = sha256::Transform; +TransformD64Type TransformD64 = sha256::TransformD64; +TransformD64Type TransformD64_2way = nullptr; +TransformD64Type TransformD64_4way = nullptr; +TransformD64Type TransformD64_8way = nullptr; + +bool SelfTest() { + // Input state (equal to the initial SHA256 state) + static const uint32_t init[8] = { + 0x6a09e667ul, 0xbb67ae85ul, 0x3c6ef372ul, 0xa54ff53aul, 0x510e527ful, 0x9b05688cul, 0x1f83d9abul, 0x5be0cd19ul + }; + // Some random input data to test with + static const unsigned char data[641] = "-" // Intentionally not aligned + "Lorem ipsum dolor sit amet, consectetur adipiscing elit, sed do " + "eiusmod tempor incididunt ut labore et dolore magna aliqua. Et m" + "olestie ac feugiat sed lectus vestibulum mattis ullamcorper. Mor" + "bi blandit cursus risus at ultrices mi tempus imperdiet nulla. N" + "unc congue nisi vita suscipit tellus mauris. Imperdiet proin fer" + "mentum leo vel orci. Massa tempor nec feugiat nisl pretium fusce" + " id velit. Telus in metus vulputate eu scelerisque felis. Mi tem" + "pus imperdiet nulla malesuada pellentesque. Tristique magna sit."; + // Expected output state for hashing the i*64 first input bytes above (excluding SHA256 padding). + static const uint32_t result[9][8] = { + {0x6a09e667ul, 0xbb67ae85ul, 0x3c6ef372ul, 0xa54ff53aul, 0x510e527ful, 0x9b05688cul, 0x1f83d9abul, 0x5be0cd19ul}, + {0x91f8ec6bul, 0x4da10fe3ul, 0x1c9c292cul, 0x45e18185ul, 0x435cc111ul, 0x3ca26f09ul, 0xeb954caeul, 0x402a7069ul}, + {0xcabea5acul, 0x374fb97cul, 0x182ad996ul, 0x7bd69cbful, 0x450ff900ul, 0xc1d2be8aul, 0x6a41d505ul, 0xe6212dc3ul}, + {0xbcff09d6ul, 0x3e76f36eul, 0x3ecb2501ul, 0x78866e97ul, 0xe1c1e2fdul, 0x32f4eafful, 0x8aa6c4e5ul, 0xdfc024bcul}, + {0xa08c5d94ul, 0x0a862f93ul, 0x6b7f2f40ul, 0x8f9fae76ul, 0x6d40439ful, 0x79dcee0cul, 0x3e39ff3aul, 0xdc3bdbb1ul}, + {0x216a0895ul, 0x9f1a3662ul, 0xe99946f9ul, 0x87ba4364ul, 0x0fb5db2cul, 0x12bed3d3ul, 0x6689c0c7ul, 0x292f1b04ul}, + {0xca3067f8ul, 0xbc8c2656ul, 0x37cb7e0dul, 0x9b6b8b0ful, 0x46dc380bul, 0xf1287f57ul, 0xc42e4b23ul, 0x3fefe94dul}, + {0x3e4c4039ul, 0xbb6fca8cul, 0x6f27d2f7ul, 0x301e44a4ul, 0x8352ba14ul, 0x5769ce37ul, 0x48a1155ful, 0xc0e1c4c6ul}, + {0xfe2fa9ddul, 0x69d0862bul, 0x1ae0db23ul, 0x471f9244ul, 0xf55c0145ul, 0xc30f9c3bul, 0x40a84ea0ul, 0x5b8a266cul}, + }; + // Expected output for each of the individual 8 64-byte messages under full double SHA256 (including padding). + static const unsigned char result_d64[256] = { + 0x09, 0x3a, 0xc4, 0xd0, 0x0f, 0xf7, 0x57, 0xe1, 0x72, 0x85, 0x79, 0x42, 0xfe, 0xe7, 0xe0, 0xa0, + 0xfc, 0x52, 0xd7, 0xdb, 0x07, 0x63, 0x45, 0xfb, 0x53, 0x14, 0x7d, 0x17, 0x22, 0x86, 0xf0, 0x52, + 0x48, 0xb6, 0x11, 0x9e, 0x6e, 0x48, 0x81, 0x6d, 0xcc, 0x57, 0x1f, 0xb2, 0x97, 0xa8, 0xd5, 0x25, + 0x9b, 0x82, 0xaa, 0x89, 0xe2, 0xfd, 0x2d, 0x56, 0xe8, 0x28, 0x83, 0x0b, 0xe2, 0xfa, 0x53, 0xb7, + 0xd6, 0x6b, 0x07, 0x85, 0x83, 0xb0, 0x10, 0xa2, 0xf5, 0x51, 0x3c, 0xf9, 0x60, 0x03, 0xab, 0x45, + 0x6c, 0x15, 0x6e, 0xef, 0xb5, 0xac, 0x3e, 0x6c, 0xdf, 0xb4, 0x92, 0x22, 0x2d, 0xce, 0xbf, 0x3e, + 0xe9, 0xe5, 0xf6, 0x29, 0x0e, 0x01, 0x4f, 0xd2, 0xd4, 0x45, 0x65, 0xb3, 0xbb, 0xf2, 0x4c, 0x16, + 0x37, 0x50, 0x3c, 0x6e, 0x49, 0x8c, 0x5a, 0x89, 0x2b, 0x1b, 0xab, 0xc4, 0x37, 0xd1, 0x46, 0xe9, + 0x3d, 0x0e, 0x85, 0xa2, 0x50, 0x73, 0xa1, 0x5e, 0x54, 0x37, 0xd7, 0x94, 0x17, 0x56, 0xc2, 0xd8, + 0xe5, 0x9f, 0xed, 0x4e, 0xae, 0x15, 0x42, 0x06, 0x0d, 0x74, 0x74, 0x5e, 0x24, 0x30, 0xce, 0xd1, + 0x9e, 0x50, 0xa3, 0x9a, 0xb8, 0xf0, 0x4a, 0x57, 0x69, 0x78, 0x67, 0x12, 0x84, 0x58, 0xbe, 0xc7, + 0x36, 0xaa, 0xee, 0x7c, 0x64, 0xa3, 0x76, 0xec, 0xff, 0x55, 0x41, 0x00, 0x2a, 0x44, 0x68, 0x4d, + 0xb6, 0x53, 0x9e, 0x1c, 0x95, 0xb7, 0xca, 0xdc, 0x7f, 0x7d, 0x74, 0x27, 0x5c, 0x8e, 0xa6, 0x84, + 0xb5, 0xac, 0x87, 0xa9, 0xf3, 0xff, 0x75, 0xf2, 0x34, 0xcd, 0x1a, 0x3b, 0x82, 0x2c, 0x2b, 0x4e, + 0x6a, 0x46, 0x30, 0xa6, 0x89, 0x86, 0x23, 0xac, 0xf8, 0xa5, 0x15, 0xe9, 0x0a, 0xaa, 0x1e, 0x9a, + 0xd7, 0x93, 0x6b, 0x28, 0xe4, 0x3b, 0xfd, 0x59, 0xc6, 0xed, 0x7c, 0x5f, 0xa5, 0x41, 0xcb, 0x51 + }; + + + // Test Transform() for 0 through 8 transformations. + for (size_t i = 0; i <= 8; ++i) { + uint32_t state[8]; + std::copy(init, init + 8, state); + Transform(state, data + 1, i); + if (!std::equal(state, state + 8, result[i])) return false; + } + // Test TransformD64 + unsigned char out[32]; + TransformD64(out, data + 1); + if (!std::equal(out, out + 32, result_d64)) return false; + + // Test TransformD64_2way, if available. + if (TransformD64_2way) { + unsigned char out[64]; + TransformD64_2way(out, data + 1); + if (!std::equal(out, out + 64, result_d64)) return false; + } + + // Test TransformD64_4way, if available. + if (TransformD64_4way) { + unsigned char out[128]; + TransformD64_4way(out, data + 1); + if (!std::equal(out, out + 128, result_d64)) return false; + } + + // Test TransformD64_8way, if available. + if (TransformD64_8way) { + unsigned char out[256]; + TransformD64_8way(out, data + 1); + if (!std::equal(out, out + 256, result_d64)) return false; + } + + return true; +} + + +#if defined(USE_ASM) && (defined(__x86_64__) || defined(__amd64__) || defined(__i386__)) +// We can't use cpuid.h's __get_cpuid as it does not support subleafs. +void inline cpuid(uint32_t leaf, uint32_t subleaf, uint32_t& a, uint32_t& b, uint32_t& c, uint32_t& d) +{ +#ifdef __GNUC__ + __cpuid_count(leaf, subleaf, a, b, c, d); +#else + __asm__ ("cpuid" : "=a"(a), "=b"(b), "=c"(c), "=d"(d) : "0"(leaf), "2"(subleaf)); +#endif +} + +/** Check whether the OS has enabled AVX registers. */ +bool AVXEnabled() +{ + uint32_t a, d; + __asm__("xgetbv" : "=a"(a), "=d"(d) : "c"(0)); + return (a & 6) == 6; +} +#endif } // namespace + std::string SHA256AutoDetect() { -#if defined(USE_ASM) && (defined(__x86_64__) || defined(__amd64__)) + std::string ret = "standard"; +#if defined(USE_ASM) && (defined(__x86_64__) || defined(__amd64__) || defined(__i386__)) + bool have_sse4 = false; + bool have_xsave = false; + bool have_avx = false; + bool have_avx2 = false; + bool have_shani = false; + bool enabled_avx = false; + + (void)AVXEnabled; + (void)have_sse4; + (void)have_avx; + (void)have_xsave; + (void)have_avx2; + (void)have_shani; + (void)enabled_avx; + uint32_t eax, ebx, ecx, edx; - if (__get_cpuid(1, &eax, &ebx, &ecx, &edx) && (ecx >> 19) & 1) { + cpuid(1, 0, eax, ebx, ecx, edx); + have_sse4 = (ecx >> 19) & 1; + have_xsave = (ecx >> 27) & 1; + have_avx = (ecx >> 28) & 1; + if (have_xsave && have_avx) { + enabled_avx = AVXEnabled(); + } + if (have_sse4) { + cpuid(7, 0, eax, ebx, ecx, edx); + have_avx2 = (ebx >> 5) & 1; + have_shani = (ebx >> 29) & 1; + } + +#if defined(ENABLE_SHANI) && !defined(BUILD_BITCOIN_INTERNAL) + if (have_shani) { + Transform = sha256_shani::Transform; + TransformD64 = TransformD64Wrapper<sha256_shani::Transform>; + TransformD64_2way = sha256d64_shani::Transform_2way; + ret = "shani(1way,2way)"; + have_sse4 = false; // Disable SSE4/AVX2; + have_avx2 = false; + } +#endif + + if (have_sse4) { +#if defined(__x86_64__) || defined(__amd64__) Transform = sha256_sse4::Transform; - assert(SelfTest(Transform)); - return "sse4"; + TransformD64 = TransformD64Wrapper<sha256_sse4::Transform>; + ret = "sse4(1way)"; +#endif +#if defined(ENABLE_SSE41) && !defined(BUILD_BITCOIN_INTERNAL) + TransformD64_4way = sha256d64_sse41::Transform_4way; + ret += ",sse41(4way)"; +#endif } + +#if defined(ENABLE_AVX2) && !defined(BUILD_BITCOIN_INTERNAL) + if (have_avx2 && have_avx && enabled_avx) { + TransformD64_8way = sha256d64_avx2::Transform_8way; + ret += ",avx2(8way)"; + } +#endif #endif - assert(SelfTest(Transform)); - return "standard"; + assert(SelfTest()); + return ret; } ////// SHA-256 @@ -247,3 +694,37 @@ CSHA256& CSHA256::Reset() sha256::Initialize(s); return *this; } + +void SHA256D64(unsigned char* out, const unsigned char* in, size_t blocks) +{ + if (TransformD64_8way) { + while (blocks >= 8) { + TransformD64_8way(out, in); + out += 256; + in += 512; + blocks -= 8; + } + } + if (TransformD64_4way) { + while (blocks >= 4) { + TransformD64_4way(out, in); + out += 128; + in += 256; + blocks -= 4; + } + } + if (TransformD64_2way) { + while (blocks >= 2) { + TransformD64_2way(out, in); + out += 64; + in += 128; + blocks -= 2; + } + } + while (blocks) { + TransformD64(out, in); + out += 32; + in += 64; + --blocks; + } +} |