diff options
Diffstat (limited to 'src/libs/3rdparty/botan/src/lib/hash/sha2_32/sha2_32.cpp')
| -rw-r--r-- | src/libs/3rdparty/botan/src/lib/hash/sha2_32/sha2_32.cpp | 236 |
1 files changed, 236 insertions, 0 deletions
diff --git a/src/libs/3rdparty/botan/src/lib/hash/sha2_32/sha2_32.cpp b/src/libs/3rdparty/botan/src/lib/hash/sha2_32/sha2_32.cpp new file mode 100644 index 0000000000..99cc2a6ffb --- /dev/null +++ b/src/libs/3rdparty/botan/src/lib/hash/sha2_32/sha2_32.cpp @@ -0,0 +1,236 @@ +/* +* SHA-{224,256} +* (C) 1999-2010,2017 Jack Lloyd +* 2007 FlexSecure GmbH +* +* Botan is released under the Simplified BSD License (see license.txt) +*/ + +#include <botan/sha2_32.h> +#include <botan/cpuid.h> + +namespace Botan { + +std::unique_ptr<HashFunction> SHA_224::copy_state() const + { + return std::unique_ptr<HashFunction>(new SHA_224(*this)); + } + +std::unique_ptr<HashFunction> SHA_256::copy_state() const + { + return std::unique_ptr<HashFunction>(new SHA_256(*this)); + } + +/* +* SHA-256 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_32_F(A, B, C, D, E, F, G, H, M1, M2, M3, M4, magic) do { \ + uint32_t A_rho = rotr<2>(A) ^ rotr<13>(A) ^ rotr<22>(A); \ + uint32_t E_rho = rotr<6>(E) ^ rotr<11>(E) ^ rotr<25>(E); \ + uint32_t M2_sigma = rotr<17>(M2) ^ rotr<19>(M2) ^ (M2 >> 10); \ + uint32_t M4_sigma = rotr<7>(M4) ^ rotr<18>(M4) ^ (M4 >> 3); \ + 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-224 / SHA-256 compression function +*/ +void SHA_256::compress_digest(secure_vector<uint32_t>& digest, + const uint8_t input[], size_t blocks) + { +#if defined(BOTAN_HAS_SHA2_32_X86) + if(CPUID::has_intel_sha()) + { + return SHA_256::compress_digest_x86(digest, input, blocks); + } +#endif + +#if defined(BOTAN_HAS_SHA2_32_X86_BMI2) + if(CPUID::has_bmi2()) + { + return SHA_256::compress_digest_x86_bmi2(digest, input, blocks); + } +#endif + +#if defined(BOTAN_HAS_SHA2_32_ARMV8) + if(CPUID::has_arm_sha2()) + { + return SHA_256::compress_digest_armv8(digest, input, blocks); + } +#endif + + uint32_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) + { + uint32_t W00 = load_be<uint32_t>(input, 0); + uint32_t W01 = load_be<uint32_t>(input, 1); + uint32_t W02 = load_be<uint32_t>(input, 2); + uint32_t W03 = load_be<uint32_t>(input, 3); + uint32_t W04 = load_be<uint32_t>(input, 4); + uint32_t W05 = load_be<uint32_t>(input, 5); + uint32_t W06 = load_be<uint32_t>(input, 6); + uint32_t W07 = load_be<uint32_t>(input, 7); + uint32_t W08 = load_be<uint32_t>(input, 8); + uint32_t W09 = load_be<uint32_t>(input, 9); + uint32_t W10 = load_be<uint32_t>(input, 10); + uint32_t W11 = load_be<uint32_t>(input, 11); + uint32_t W12 = load_be<uint32_t>(input, 12); + uint32_t W13 = load_be<uint32_t>(input, 13); + uint32_t W14 = load_be<uint32_t>(input, 14); + uint32_t W15 = load_be<uint32_t>(input, 15); + + SHA2_32_F(A, B, C, D, E, F, G, H, W00, W14, W09, W01, 0x428A2F98); + SHA2_32_F(H, A, B, C, D, E, F, G, W01, W15, W10, W02, 0x71374491); + SHA2_32_F(G, H, A, B, C, D, E, F, W02, W00, W11, W03, 0xB5C0FBCF); + SHA2_32_F(F, G, H, A, B, C, D, E, W03, W01, W12, W04, 0xE9B5DBA5); + SHA2_32_F(E, F, G, H, A, B, C, D, W04, W02, W13, W05, 0x3956C25B); + SHA2_32_F(D, E, F, G, H, A, B, C, W05, W03, W14, W06, 0x59F111F1); + SHA2_32_F(C, D, E, F, G, H, A, B, W06, W04, W15, W07, 0x923F82A4); + SHA2_32_F(B, C, D, E, F, G, H, A, W07, W05, W00, W08, 0xAB1C5ED5); + SHA2_32_F(A, B, C, D, E, F, G, H, W08, W06, W01, W09, 0xD807AA98); + SHA2_32_F(H, A, B, C, D, E, F, G, W09, W07, W02, W10, 0x12835B01); + SHA2_32_F(G, H, A, B, C, D, E, F, W10, W08, W03, W11, 0x243185BE); + SHA2_32_F(F, G, H, A, B, C, D, E, W11, W09, W04, W12, 0x550C7DC3); + SHA2_32_F(E, F, G, H, A, B, C, D, W12, W10, W05, W13, 0x72BE5D74); + SHA2_32_F(D, E, F, G, H, A, B, C, W13, W11, W06, W14, 0x80DEB1FE); + SHA2_32_F(C, D, E, F, G, H, A, B, W14, W12, W07, W15, 0x9BDC06A7); + SHA2_32_F(B, C, D, E, F, G, H, A, W15, W13, W08, W00, 0xC19BF174); + + SHA2_32_F(A, B, C, D, E, F, G, H, W00, W14, W09, W01, 0xE49B69C1); + SHA2_32_F(H, A, B, C, D, E, F, G, W01, W15, W10, W02, 0xEFBE4786); + SHA2_32_F(G, H, A, B, C, D, E, F, W02, W00, W11, W03, 0x0FC19DC6); + SHA2_32_F(F, G, H, A, B, C, D, E, W03, W01, W12, W04, 0x240CA1CC); + SHA2_32_F(E, F, G, H, A, B, C, D, W04, W02, W13, W05, 0x2DE92C6F); + SHA2_32_F(D, E, F, G, H, A, B, C, W05, W03, W14, W06, 0x4A7484AA); + SHA2_32_F(C, D, E, F, G, H, A, B, W06, W04, W15, W07, 0x5CB0A9DC); + SHA2_32_F(B, C, D, E, F, G, H, A, W07, W05, W00, W08, 0x76F988DA); + SHA2_32_F(A, B, C, D, E, F, G, H, W08, W06, W01, W09, 0x983E5152); + SHA2_32_F(H, A, B, C, D, E, F, G, W09, W07, W02, W10, 0xA831C66D); + SHA2_32_F(G, H, A, B, C, D, E, F, W10, W08, W03, W11, 0xB00327C8); + SHA2_32_F(F, G, H, A, B, C, D, E, W11, W09, W04, W12, 0xBF597FC7); + SHA2_32_F(E, F, G, H, A, B, C, D, W12, W10, W05, W13, 0xC6E00BF3); + SHA2_32_F(D, E, F, G, H, A, B, C, W13, W11, W06, W14, 0xD5A79147); + SHA2_32_F(C, D, E, F, G, H, A, B, W14, W12, W07, W15, 0x06CA6351); + SHA2_32_F(B, C, D, E, F, G, H, A, W15, W13, W08, W00, 0x14292967); + + SHA2_32_F(A, B, C, D, E, F, G, H, W00, W14, W09, W01, 0x27B70A85); + SHA2_32_F(H, A, B, C, D, E, F, G, W01, W15, W10, W02, 0x2E1B2138); + SHA2_32_F(G, H, A, B, C, D, E, F, W02, W00, W11, W03, 0x4D2C6DFC); + SHA2_32_F(F, G, H, A, B, C, D, E, W03, W01, W12, W04, 0x53380D13); + SHA2_32_F(E, F, G, H, A, B, C, D, W04, W02, W13, W05, 0x650A7354); + SHA2_32_F(D, E, F, G, H, A, B, C, W05, W03, W14, W06, 0x766A0ABB); + SHA2_32_F(C, D, E, F, G, H, A, B, W06, W04, W15, W07, 0x81C2C92E); + SHA2_32_F(B, C, D, E, F, G, H, A, W07, W05, W00, W08, 0x92722C85); + SHA2_32_F(A, B, C, D, E, F, G, H, W08, W06, W01, W09, 0xA2BFE8A1); + SHA2_32_F(H, A, B, C, D, E, F, G, W09, W07, W02, W10, 0xA81A664B); + SHA2_32_F(G, H, A, B, C, D, E, F, W10, W08, W03, W11, 0xC24B8B70); + SHA2_32_F(F, G, H, A, B, C, D, E, W11, W09, W04, W12, 0xC76C51A3); + SHA2_32_F(E, F, G, H, A, B, C, D, W12, W10, W05, W13, 0xD192E819); + SHA2_32_F(D, E, F, G, H, A, B, C, W13, W11, W06, W14, 0xD6990624); + SHA2_32_F(C, D, E, F, G, H, A, B, W14, W12, W07, W15, 0xF40E3585); + SHA2_32_F(B, C, D, E, F, G, H, A, W15, W13, W08, W00, 0x106AA070); + + SHA2_32_F(A, B, C, D, E, F, G, H, W00, W14, W09, W01, 0x19A4C116); + SHA2_32_F(H, A, B, C, D, E, F, G, W01, W15, W10, W02, 0x1E376C08); + SHA2_32_F(G, H, A, B, C, D, E, F, W02, W00, W11, W03, 0x2748774C); + SHA2_32_F(F, G, H, A, B, C, D, E, W03, W01, W12, W04, 0x34B0BCB5); + SHA2_32_F(E, F, G, H, A, B, C, D, W04, W02, W13, W05, 0x391C0CB3); + SHA2_32_F(D, E, F, G, H, A, B, C, W05, W03, W14, W06, 0x4ED8AA4A); + SHA2_32_F(C, D, E, F, G, H, A, B, W06, W04, W15, W07, 0x5B9CCA4F); + SHA2_32_F(B, C, D, E, F, G, H, A, W07, W05, W00, W08, 0x682E6FF3); + SHA2_32_F(A, B, C, D, E, F, G, H, W08, W06, W01, W09, 0x748F82EE); + SHA2_32_F(H, A, B, C, D, E, F, G, W09, W07, W02, W10, 0x78A5636F); + SHA2_32_F(G, H, A, B, C, D, E, F, W10, W08, W03, W11, 0x84C87814); + SHA2_32_F(F, G, H, A, B, C, D, E, W11, W09, W04, W12, 0x8CC70208); + SHA2_32_F(E, F, G, H, A, B, C, D, W12, W10, W05, W13, 0x90BEFFFA); + SHA2_32_F(D, E, F, G, H, A, B, C, W13, W11, W06, W14, 0xA4506CEB); + SHA2_32_F(C, D, E, F, G, H, A, B, W14, W12, W07, W15, 0xBEF9A3F7); + SHA2_32_F(B, C, D, E, F, G, H, A, W15, W13, W08, W00, 0xC67178F2); + + 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 += 64; + } + } + +/* +* SHA-224 compression function +*/ +void SHA_224::compress_n(const uint8_t input[], size_t blocks) + { + SHA_256::compress_digest(m_digest, input, blocks); + } + +/* +* Copy out the digest +*/ +void SHA_224::copy_out(uint8_t output[]) + { + copy_out_vec_be(output, output_length(), m_digest); + } + +/* +* Clear memory of sensitive data +*/ +void SHA_224::clear() + { + MDx_HashFunction::clear(); + m_digest[0] = 0xC1059ED8; + m_digest[1] = 0x367CD507; + m_digest[2] = 0x3070DD17; + m_digest[3] = 0xF70E5939; + m_digest[4] = 0xFFC00B31; + m_digest[5] = 0x68581511; + m_digest[6] = 0x64F98FA7; + m_digest[7] = 0xBEFA4FA4; + } + +/* +* SHA-256 compression function +*/ +void SHA_256::compress_n(const uint8_t input[], size_t blocks) + { + SHA_256::compress_digest(m_digest, input, blocks); + } + +/* +* Copy out the digest +*/ +void SHA_256::copy_out(uint8_t output[]) + { + copy_out_vec_be(output, output_length(), m_digest); + } + +/* +* Clear memory of sensitive data +*/ +void SHA_256::clear() + { + MDx_HashFunction::clear(); + m_digest[0] = 0x6A09E667; + m_digest[1] = 0xBB67AE85; + m_digest[2] = 0x3C6EF372; + m_digest[3] = 0xA54FF53A; + m_digest[4] = 0x510E527F; + m_digest[5] = 0x9B05688C; + m_digest[6] = 0x1F83D9AB; + m_digest[7] = 0x5BE0CD19; + } + +} |