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/*
* SHA-{384,512}
* (C) 1999-2011,2015 Jack Lloyd
*
* Botan is released under the Simplified BSD License (see license.txt)
*/
#include <botan/sha2_64.h>
#include <botan/loadstor.h>
#include <botan/rotate.h>
#include <botan/cpuid.h>
namespace Botan {
namespace {
std::string sha512_provider()
{
#if defined(BOTAN_HAS_SHA2_64_BMI2)
if(CPUID::has_bmi2())
{
return "bmi2";
}
#endif
return "base";
}
}
std::unique_ptr<HashFunction> SHA_384::copy_state() const
{
return std::unique_ptr<HashFunction>(new SHA_384(*this));
}
std::unique_ptr<HashFunction> SHA_512::copy_state() const
{
return std::unique_ptr<HashFunction>(new SHA_512(*this));
}
std::unique_ptr<HashFunction> SHA_512_256::copy_state() const
{
return std::unique_ptr<HashFunction>(new SHA_512_256(*this));
}
/*
* SHA-512 F1 Function
*
* Use a macro as many compilers won't inline a function this big,
* even though it is much faster if inlined.
*/
#define SHA2_64_F(A, B, C, D, E, F, G, H, M1, M2, M3, M4, magic) \
do { \
const uint64_t E_rho = rotr<14>(E) ^ rotr<18>(E) ^ rotr<41>(E); \
const uint64_t A_rho = rotr<28>(A) ^ rotr<34>(A) ^ rotr<39>(A); \
const uint64_t M2_sigma = rotr<19>(M2) ^ rotr<61>(M2) ^ (M2 >> 6); \
const uint64_t M4_sigma = rotr<1>(M4) ^ rotr<8>(M4) ^ (M4 >> 7); \
H += magic + E_rho + ((E & F) ^ (~E & G)) + M1; \
D += H; \
H += A_rho + ((A & B) | ((A | B) & C)); \
M1 += M2_sigma + M3 + M4_sigma; \
} while(0);
/*
* SHA-{384,512} Compression Function
*/
//static
void SHA_512::compress_digest(secure_vector<uint64_t>& digest,
const uint8_t input[], size_t blocks)
{
#if defined(BOTAN_HAS_SHA2_64_BMI2)
if(CPUID::has_bmi2())
{
return compress_digest_bmi2(digest, input, blocks);
}
#endif
uint64_t A = digest[0], B = digest[1], C = digest[2],
D = digest[3], E = digest[4], F = digest[5],
G = digest[6], H = digest[7];
for(size_t i = 0; i != blocks; ++i)
{
uint64_t W00 = load_be<uint64_t>(input, 0);
uint64_t W01 = load_be<uint64_t>(input, 1);
uint64_t W02 = load_be<uint64_t>(input, 2);
uint64_t W03 = load_be<uint64_t>(input, 3);
uint64_t W04 = load_be<uint64_t>(input, 4);
uint64_t W05 = load_be<uint64_t>(input, 5);
uint64_t W06 = load_be<uint64_t>(input, 6);
uint64_t W07 = load_be<uint64_t>(input, 7);
uint64_t W08 = load_be<uint64_t>(input, 8);
uint64_t W09 = load_be<uint64_t>(input, 9);
uint64_t W10 = load_be<uint64_t>(input, 10);
uint64_t W11 = load_be<uint64_t>(input, 11);
uint64_t W12 = load_be<uint64_t>(input, 12);
uint64_t W13 = load_be<uint64_t>(input, 13);
uint64_t W14 = load_be<uint64_t>(input, 14);
uint64_t W15 = load_be<uint64_t>(input, 15);
SHA2_64_F(A, B, C, D, E, F, G, H, W00, W14, W09, W01, 0x428A2F98D728AE22);
SHA2_64_F(H, A, B, C, D, E, F, G, W01, W15, W10, W02, 0x7137449123EF65CD);
SHA2_64_F(G, H, A, B, C, D, E, F, W02, W00, W11, W03, 0xB5C0FBCFEC4D3B2F);
SHA2_64_F(F, G, H, A, B, C, D, E, W03, W01, W12, W04, 0xE9B5DBA58189DBBC);
SHA2_64_F(E, F, G, H, A, B, C, D, W04, W02, W13, W05, 0x3956C25BF348B538);
SHA2_64_F(D, E, F, G, H, A, B, C, W05, W03, W14, W06, 0x59F111F1B605D019);
SHA2_64_F(C, D, E, F, G, H, A, B, W06, W04, W15, W07, 0x923F82A4AF194F9B);
SHA2_64_F(B, C, D, E, F, G, H, A, W07, W05, W00, W08, 0xAB1C5ED5DA6D8118);
SHA2_64_F(A, B, C, D, E, F, G, H, W08, W06, W01, W09, 0xD807AA98A3030242);
SHA2_64_F(H, A, B, C, D, E, F, G, W09, W07, W02, W10, 0x12835B0145706FBE);
SHA2_64_F(G, H, A, B, C, D, E, F, W10, W08, W03, W11, 0x243185BE4EE4B28C);
SHA2_64_F(F, G, H, A, B, C, D, E, W11, W09, W04, W12, 0x550C7DC3D5FFB4E2);
SHA2_64_F(E, F, G, H, A, B, C, D, W12, W10, W05, W13, 0x72BE5D74F27B896F);
SHA2_64_F(D, E, F, G, H, A, B, C, W13, W11, W06, W14, 0x80DEB1FE3B1696B1);
SHA2_64_F(C, D, E, F, G, H, A, B, W14, W12, W07, W15, 0x9BDC06A725C71235);
SHA2_64_F(B, C, D, E, F, G, H, A, W15, W13, W08, W00, 0xC19BF174CF692694);
SHA2_64_F(A, B, C, D, E, F, G, H, W00, W14, W09, W01, 0xE49B69C19EF14AD2);
SHA2_64_F(H, A, B, C, D, E, F, G, W01, W15, W10, W02, 0xEFBE4786384F25E3);
SHA2_64_F(G, H, A, B, C, D, E, F, W02, W00, W11, W03, 0x0FC19DC68B8CD5B5);
SHA2_64_F(F, G, H, A, B, C, D, E, W03, W01, W12, W04, 0x240CA1CC77AC9C65);
SHA2_64_F(E, F, G, H, A, B, C, D, W04, W02, W13, W05, 0x2DE92C6F592B0275);
SHA2_64_F(D, E, F, G, H, A, B, C, W05, W03, W14, W06, 0x4A7484AA6EA6E483);
SHA2_64_F(C, D, E, F, G, H, A, B, W06, W04, W15, W07, 0x5CB0A9DCBD41FBD4);
SHA2_64_F(B, C, D, E, F, G, H, A, W07, W05, W00, W08, 0x76F988DA831153B5);
SHA2_64_F(A, B, C, D, E, F, G, H, W08, W06, W01, W09, 0x983E5152EE66DFAB);
SHA2_64_F(H, A, B, C, D, E, F, G, W09, W07, W02, W10, 0xA831C66D2DB43210);
SHA2_64_F(G, H, A, B, C, D, E, F, W10, W08, W03, W11, 0xB00327C898FB213F);
SHA2_64_F(F, G, H, A, B, C, D, E, W11, W09, W04, W12, 0xBF597FC7BEEF0EE4);
SHA2_64_F(E, F, G, H, A, B, C, D, W12, W10, W05, W13, 0xC6E00BF33DA88FC2);
SHA2_64_F(D, E, F, G, H, A, B, C, W13, W11, W06, W14, 0xD5A79147930AA725);
SHA2_64_F(C, D, E, F, G, H, A, B, W14, W12, W07, W15, 0x06CA6351E003826F);
SHA2_64_F(B, C, D, E, F, G, H, A, W15, W13, W08, W00, 0x142929670A0E6E70);
SHA2_64_F(A, B, C, D, E, F, G, H, W00, W14, W09, W01, 0x27B70A8546D22FFC);
SHA2_64_F(H, A, B, C, D, E, F, G, W01, W15, W10, W02, 0x2E1B21385C26C926);
SHA2_64_F(G, H, A, B, C, D, E, F, W02, W00, W11, W03, 0x4D2C6DFC5AC42AED);
SHA2_64_F(F, G, H, A, B, C, D, E, W03, W01, W12, W04, 0x53380D139D95B3DF);
SHA2_64_F(E, F, G, H, A, B, C, D, W04, W02, W13, W05, 0x650A73548BAF63DE);
SHA2_64_F(D, E, F, G, H, A, B, C, W05, W03, W14, W06, 0x766A0ABB3C77B2A8);
SHA2_64_F(C, D, E, F, G, H, A, B, W06, W04, W15, W07, 0x81C2C92E47EDAEE6);
SHA2_64_F(B, C, D, E, F, G, H, A, W07, W05, W00, W08, 0x92722C851482353B);
SHA2_64_F(A, B, C, D, E, F, G, H, W08, W06, W01, W09, 0xA2BFE8A14CF10364);
SHA2_64_F(H, A, B, C, D, E, F, G, W09, W07, W02, W10, 0xA81A664BBC423001);
SHA2_64_F(G, H, A, B, C, D, E, F, W10, W08, W03, W11, 0xC24B8B70D0F89791);
SHA2_64_F(F, G, H, A, B, C, D, E, W11, W09, W04, W12, 0xC76C51A30654BE30);
SHA2_64_F(E, F, G, H, A, B, C, D, W12, W10, W05, W13, 0xD192E819D6EF5218);
SHA2_64_F(D, E, F, G, H, A, B, C, W13, W11, W06, W14, 0xD69906245565A910);
SHA2_64_F(C, D, E, F, G, H, A, B, W14, W12, W07, W15, 0xF40E35855771202A);
SHA2_64_F(B, C, D, E, F, G, H, A, W15, W13, W08, W00, 0x106AA07032BBD1B8);
SHA2_64_F(A, B, C, D, E, F, G, H, W00, W14, W09, W01, 0x19A4C116B8D2D0C8);
SHA2_64_F(H, A, B, C, D, E, F, G, W01, W15, W10, W02, 0x1E376C085141AB53);
SHA2_64_F(G, H, A, B, C, D, E, F, W02, W00, W11, W03, 0x2748774CDF8EEB99);
SHA2_64_F(F, G, H, A, B, C, D, E, W03, W01, W12, W04, 0x34B0BCB5E19B48A8);
SHA2_64_F(E, F, G, H, A, B, C, D, W04, W02, W13, W05, 0x391C0CB3C5C95A63);
SHA2_64_F(D, E, F, G, H, A, B, C, W05, W03, W14, W06, 0x4ED8AA4AE3418ACB);
SHA2_64_F(C, D, E, F, G, H, A, B, W06, W04, W15, W07, 0x5B9CCA4F7763E373);
SHA2_64_F(B, C, D, E, F, G, H, A, W07, W05, W00, W08, 0x682E6FF3D6B2B8A3);
SHA2_64_F(A, B, C, D, E, F, G, H, W08, W06, W01, W09, 0x748F82EE5DEFB2FC);
SHA2_64_F(H, A, B, C, D, E, F, G, W09, W07, W02, W10, 0x78A5636F43172F60);
SHA2_64_F(G, H, A, B, C, D, E, F, W10, W08, W03, W11, 0x84C87814A1F0AB72);
SHA2_64_F(F, G, H, A, B, C, D, E, W11, W09, W04, W12, 0x8CC702081A6439EC);
SHA2_64_F(E, F, G, H, A, B, C, D, W12, W10, W05, W13, 0x90BEFFFA23631E28);
SHA2_64_F(D, E, F, G, H, A, B, C, W13, W11, W06, W14, 0xA4506CEBDE82BDE9);
SHA2_64_F(C, D, E, F, G, H, A, B, W14, W12, W07, W15, 0xBEF9A3F7B2C67915);
SHA2_64_F(B, C, D, E, F, G, H, A, W15, W13, W08, W00, 0xC67178F2E372532B);
SHA2_64_F(A, B, C, D, E, F, G, H, W00, W14, W09, W01, 0xCA273ECEEA26619C);
SHA2_64_F(H, A, B, C, D, E, F, G, W01, W15, W10, W02, 0xD186B8C721C0C207);
SHA2_64_F(G, H, A, B, C, D, E, F, W02, W00, W11, W03, 0xEADA7DD6CDE0EB1E);
SHA2_64_F(F, G, H, A, B, C, D, E, W03, W01, W12, W04, 0xF57D4F7FEE6ED178);
SHA2_64_F(E, F, G, H, A, B, C, D, W04, W02, W13, W05, 0x06F067AA72176FBA);
SHA2_64_F(D, E, F, G, H, A, B, C, W05, W03, W14, W06, 0x0A637DC5A2C898A6);
SHA2_64_F(C, D, E, F, G, H, A, B, W06, W04, W15, W07, 0x113F9804BEF90DAE);
SHA2_64_F(B, C, D, E, F, G, H, A, W07, W05, W00, W08, 0x1B710B35131C471B);
SHA2_64_F(A, B, C, D, E, F, G, H, W08, W06, W01, W09, 0x28DB77F523047D84);
SHA2_64_F(H, A, B, C, D, E, F, G, W09, W07, W02, W10, 0x32CAAB7B40C72493);
SHA2_64_F(G, H, A, B, C, D, E, F, W10, W08, W03, W11, 0x3C9EBE0A15C9BEBC);
SHA2_64_F(F, G, H, A, B, C, D, E, W11, W09, W04, W12, 0x431D67C49C100D4C);
SHA2_64_F(E, F, G, H, A, B, C, D, W12, W10, W05, W13, 0x4CC5D4BECB3E42B6);
SHA2_64_F(D, E, F, G, H, A, B, C, W13, W11, W06, W14, 0x597F299CFC657E2A);
SHA2_64_F(C, D, E, F, G, H, A, B, W14, W12, W07, W15, 0x5FCB6FAB3AD6FAEC);
SHA2_64_F(B, C, D, E, F, G, H, A, W15, W13, W08, W00, 0x6C44198C4A475817);
A = (digest[0] += A);
B = (digest[1] += B);
C = (digest[2] += C);
D = (digest[3] += D);
E = (digest[4] += E);
F = (digest[5] += F);
G = (digest[6] += G);
H = (digest[7] += H);
input += 128;
}
}
#undef SHA2_64_F
std::string SHA_512_256::provider() const
{
return sha512_provider();
}
std::string SHA_384::provider() const
{
return sha512_provider();
}
std::string SHA_512::provider() const
{
return sha512_provider();
}
void SHA_512_256::compress_n(const uint8_t input[], size_t blocks)
{
SHA_512::compress_digest(m_digest, input, blocks);
}
void SHA_384::compress_n(const uint8_t input[], size_t blocks)
{
SHA_512::compress_digest(m_digest, input, blocks);
}
void SHA_512::compress_n(const uint8_t input[], size_t blocks)
{
SHA_512::compress_digest(m_digest, input, blocks);
}
void SHA_512_256::copy_out(uint8_t output[])
{
copy_out_vec_be(output, output_length(), m_digest);
}
void SHA_384::copy_out(uint8_t output[])
{
copy_out_vec_be(output, output_length(), m_digest);
}
void SHA_512::copy_out(uint8_t output[])
{
copy_out_vec_be(output, output_length(), m_digest);
}
void SHA_512_256::clear()
{
MDx_HashFunction::clear();
m_digest[0] = 0x22312194FC2BF72C;
m_digest[1] = 0x9F555FA3C84C64C2;
m_digest[2] = 0x2393B86B6F53B151;
m_digest[3] = 0x963877195940EABD;
m_digest[4] = 0x96283EE2A88EFFE3;
m_digest[5] = 0xBE5E1E2553863992;
m_digest[6] = 0x2B0199FC2C85B8AA;
m_digest[7] = 0x0EB72DDC81C52CA2;
}
void SHA_384::clear()
{
MDx_HashFunction::clear();
m_digest[0] = 0xCBBB9D5DC1059ED8;
m_digest[1] = 0x629A292A367CD507;
m_digest[2] = 0x9159015A3070DD17;
m_digest[3] = 0x152FECD8F70E5939;
m_digest[4] = 0x67332667FFC00B31;
m_digest[5] = 0x8EB44A8768581511;
m_digest[6] = 0xDB0C2E0D64F98FA7;
m_digest[7] = 0x47B5481DBEFA4FA4;
}
void SHA_512::clear()
{
MDx_HashFunction::clear();
m_digest[0] = 0x6A09E667F3BCC908;
m_digest[1] = 0xBB67AE8584CAA73B;
m_digest[2] = 0x3C6EF372FE94F82B;
m_digest[3] = 0xA54FF53A5F1D36F1;
m_digest[4] = 0x510E527FADE682D1;
m_digest[5] = 0x9B05688C2B3E6C1F;
m_digest[6] = 0x1F83D9ABFB41BD6B;
m_digest[7] = 0x5BE0CD19137E2179;
}
}