From 4f89a377a4b271b7abbba42c2e1ceddb61a68d07 Mon Sep 17 00:00:00 2001 From: AnotherTest Date: Tue, 7 Apr 2020 14:42:27 +0430 Subject: [PATCH] LibCrypto: Move each subsection into its own namespace --- Libraries/LibCrypto/Cipher/AES.cpp | 698 ++-- Libraries/LibCrypto/Cipher/AES.h | 4863 ++++++++++++----------- Libraries/LibCrypto/Cipher/Cipher.h | 151 +- Libraries/LibCrypto/Cipher/Mode/CBC.h | 143 +- Libraries/LibCrypto/Cipher/Mode/Mode.h | 109 +- Libraries/LibCrypto/Hash/HashFunction.h | 27 +- Libraries/LibCrypto/Hash/MD5.cpp | 285 +- Libraries/LibCrypto/Hash/MD5.h | 122 +- Userland/test-crypto.cpp | 86 +- 9 files changed, 3256 insertions(+), 3228 deletions(-) diff --git a/Libraries/LibCrypto/Cipher/AES.cpp b/Libraries/LibCrypto/Cipher/AES.cpp index 6ced6965411..76102fac245 100644 --- a/Libraries/LibCrypto/Cipher/AES.cpp +++ b/Libraries/LibCrypto/Cipher/AES.cpp @@ -28,395 +28,399 @@ #include namespace Crypto { +namespace Cipher { -template -constexpr u32 get_key(T pt) -{ - return ((u32)(pt)[0] << 24) ^ ((u32)(pt)[1] << 16) ^ ((u32)(pt)[2] << 8) ^ ((u32)(pt)[3]); -} - -constexpr void swap_keys(u32* keys, size_t i, size_t j) -{ - u32 temp = keys[i]; - keys[i] = keys[j]; - keys[j] = temp; -} - -String AESCipherBlock::to_string() const -{ - StringBuilder builder; - for (size_t i = 0; i < BLOCK_SIZE / 8; ++i) - builder.appendf("%02x", m_data[i]); - return builder.build(); -} - -String AESCipherKey::to_string() const -{ - StringBuilder builder; - for (size_t i = 0; i < (rounds() + 1) * 4; ++i) - builder.appendf("%02x", m_rd_keys[i]); - return builder.build(); -} - -void AESCipherKey::expand_encrypt_key(const StringView& user_key, size_t bits) -{ - u32* round_key; - u32 temp; - size_t i { 0 }; - - ASSERT(!user_key.is_null()); - ASSERT(is_valid_key_size(bits)); - - round_key = round_keys(); - - if (bits == 128) { - m_rounds = 10; - } else if (bits == 192) { - m_rounds = 12; - } else { - m_rounds = 14; + template + constexpr u32 get_key(T pt) + { + return ((u32)(pt)[0] << 24) ^ ((u32)(pt)[1] << 16) ^ ((u32)(pt)[2] << 8) ^ ((u32)(pt)[3]); } - round_key[0] = get_key(user_key.substring_view(0, 4).characters_without_null_termination()); - round_key[1] = get_key(user_key.substring_view(4, 4).characters_without_null_termination()); - round_key[2] = get_key(user_key.substring_view(8, 4).characters_without_null_termination()); - round_key[3] = get_key(user_key.substring_view(12, 4).characters_without_null_termination()); - if (bits == 128) { - for (;;) { - temp = round_key[3]; - // clang-format off + constexpr void swap_keys(u32* keys, size_t i, size_t j) + { + u32 temp = keys[i]; + keys[i] = keys[j]; + keys[j] = temp; + } + + String AESCipherBlock::to_string() const + { + StringBuilder builder; + for (size_t i = 0; i < BLOCK_SIZE / 8; ++i) + builder.appendf("%02x", m_data[i]); + return builder.build(); + } + + String AESCipherKey::to_string() const + { + StringBuilder builder; + for (size_t i = 0; i < (rounds() + 1) * 4; ++i) + builder.appendf("%02x", m_rd_keys[i]); + return builder.build(); + } + + void AESCipherKey::expand_encrypt_key(const StringView& user_key, size_t bits) + { + u32* round_key; + u32 temp; + size_t i { 0 }; + + ASSERT(!user_key.is_null()); + ASSERT(is_valid_key_size(bits)); + + round_key = round_keys(); + + if (bits == 128) { + m_rounds = 10; + } else if (bits == 192) { + m_rounds = 12; + } else { + m_rounds = 14; + } + + round_key[0] = get_key(user_key.substring_view(0, 4).characters_without_null_termination()); + round_key[1] = get_key(user_key.substring_view(4, 4).characters_without_null_termination()); + round_key[2] = get_key(user_key.substring_view(8, 4).characters_without_null_termination()); + round_key[3] = get_key(user_key.substring_view(12, 4).characters_without_null_termination()); + if (bits == 128) { + for (;;) { + temp = round_key[3]; + // clang-format off round_key[4] = round_key[0] ^ - (Tables::Encode2[(temp >> 16) & 0xff] & 0xff000000) ^ - (Tables::Encode3[(temp >> 8) & 0xff] & 0x00ff0000) ^ - (Tables::Encode0[(temp ) & 0xff] & 0x0000ff00) ^ - (Tables::Encode1[(temp >> 24) ] & 0x000000ff) ^ Tables::RCON[i]; - // clang-format on - round_key[5] = round_key[1] ^ round_key[4]; - round_key[6] = round_key[2] ^ round_key[5]; - round_key[7] = round_key[3] ^ round_key[6]; - ++i; - if (i == 10) - break; - round_key += 4; + (AESTables::Encode2[(temp >> 16) & 0xff] & 0xff000000) ^ + (AESTables::Encode3[(temp >> 8) & 0xff] & 0x00ff0000) ^ + (AESTables::Encode0[(temp ) & 0xff] & 0x0000ff00) ^ + (AESTables::Encode1[(temp >> 24) ] & 0x000000ff) ^ AESTables::RCON[i]; + // clang-format on + round_key[5] = round_key[1] ^ round_key[4]; + round_key[6] = round_key[2] ^ round_key[5]; + round_key[7] = round_key[3] ^ round_key[6]; + ++i; + if (i == 10) + break; + round_key += 4; + } + return; } - return; - } - round_key[4] = get_key(user_key.substring_view(16, 4).characters_without_null_termination()); - round_key[5] = get_key(user_key.substring_view(20, 4).characters_without_null_termination()); - if (bits == 192) { - for (;;) { - temp = round_key[5]; - // clang-format off + round_key[4] = get_key(user_key.substring_view(16, 4).characters_without_null_termination()); + round_key[5] = get_key(user_key.substring_view(20, 4).characters_without_null_termination()); + if (bits == 192) { + for (;;) { + temp = round_key[5]; + // clang-format off round_key[6] = round_key[0] ^ - (Tables::Encode2[(temp >> 16) & 0xff] & 0xff000000) ^ - (Tables::Encode3[(temp >> 8) & 0xff] & 0x00ff0000) ^ - (Tables::Encode0[(temp ) & 0xff] & 0x0000ff00) ^ - (Tables::Encode1[(temp >> 24) ] & 0x000000ff) ^ Tables::RCON[i]; - // clang-format on - round_key[7] = round_key[1] ^ round_key[6]; - round_key[8] = round_key[2] ^ round_key[7]; - round_key[9] = round_key[3] ^ round_key[8]; + (AESTables::Encode2[(temp >> 16) & 0xff] & 0xff000000) ^ + (AESTables::Encode3[(temp >> 8) & 0xff] & 0x00ff0000) ^ + (AESTables::Encode0[(temp ) & 0xff] & 0x0000ff00) ^ + (AESTables::Encode1[(temp >> 24) ] & 0x000000ff) ^ AESTables::RCON[i]; + // clang-format on + round_key[7] = round_key[1] ^ round_key[6]; + round_key[8] = round_key[2] ^ round_key[7]; + round_key[9] = round_key[3] ^ round_key[8]; - ++i; - if (i == 8) - break; + ++i; + if (i == 8) + break; - round_key[10] = round_key[4] ^ round_key[9]; - round_key[11] = round_key[5] ^ round_key[10]; + round_key[10] = round_key[4] ^ round_key[9]; + round_key[11] = round_key[5] ^ round_key[10]; - round_key += 6; + round_key += 6; + } + return; } - return; - } - round_key[6] = get_key(user_key.substring_view(24, 4).characters_without_null_termination()); - round_key[7] = get_key(user_key.substring_view(28, 4).characters_without_null_termination()); - if (true) { // bits == 256 - for (;;) { - temp = round_key[7]; - // clang-format off + round_key[6] = get_key(user_key.substring_view(24, 4).characters_without_null_termination()); + round_key[7] = get_key(user_key.substring_view(28, 4).characters_without_null_termination()); + if (true) { // bits == 256 + for (;;) { + temp = round_key[7]; + // clang-format off round_key[8] = round_key[0] ^ - (Tables::Encode2[(temp >> 16) & 0xff] & 0xff000000) ^ - (Tables::Encode3[(temp >> 8) & 0xff] & 0x00ff0000) ^ - (Tables::Encode0[(temp ) & 0xff] & 0x0000ff00) ^ - (Tables::Encode1[(temp >> 24) ] & 0x000000ff) ^ Tables::RCON[i]; - // clang-format on - round_key[9] = round_key[1] ^ round_key[8]; - round_key[10] = round_key[2] ^ round_key[9]; - round_key[11] = round_key[3] ^ round_key[10]; + (AESTables::Encode2[(temp >> 16) & 0xff] & 0xff000000) ^ + (AESTables::Encode3[(temp >> 8) & 0xff] & 0x00ff0000) ^ + (AESTables::Encode0[(temp ) & 0xff] & 0x0000ff00) ^ + (AESTables::Encode1[(temp >> 24) ] & 0x000000ff) ^ AESTables::RCON[i]; + // clang-format on + round_key[9] = round_key[1] ^ round_key[8]; + round_key[10] = round_key[2] ^ round_key[9]; + round_key[11] = round_key[3] ^ round_key[10]; + ++i; + if (i == 7) + break; + + temp = round_key[11]; + // clang-format off + round_key[12] = round_key[4] ^ + (AESTables::Encode2[(temp >> 24) ] & 0xff000000) ^ + (AESTables::Encode3[(temp >> 16) & 0xff] & 0x00ff0000) ^ + (AESTables::Encode0[(temp >> 8) & 0xff] & 0x0000ff00) ^ + (AESTables::Encode1[(temp ) & 0xff] & 0x000000ff) ; + // clang-format on + round_key[13] = round_key[5] ^ round_key[12]; + round_key[14] = round_key[6] ^ round_key[13]; + round_key[15] = round_key[7] ^ round_key[14]; + + round_key += 8; + } + return; + } + } + + void AESCipherKey::expand_decrypt_key(const StringView& user_key, size_t bits) + { + u32* round_key; + + expand_encrypt_key(user_key, bits); + + round_key = round_keys(); + + // reorder round keys + for (size_t i = 0, j = 4 * rounds(); i < j; i += 4, j -= 4) { + swap_keys(round_key, i, j); + swap_keys(round_key, i + 1, j + 1); + swap_keys(round_key, i + 2, j + 2); + swap_keys(round_key, i + 3, j + 3); + } + + // apply inverse mix-column to middle rounds + for (size_t i = 1; i < rounds(); ++i) { + round_key += 4; + // clang-format off + round_key[0] = + AESTables::Decode0[AESTables::Encode1[(round_key[0] >> 24) ] & 0xff] ^ + AESTables::Decode1[AESTables::Encode1[(round_key[0] >> 16) & 0xff] & 0xff] ^ + AESTables::Decode2[AESTables::Encode1[(round_key[0] >> 8) & 0xff] & 0xff] ^ + AESTables::Decode3[AESTables::Encode1[(round_key[0] ) & 0xff] & 0xff] ; + round_key[1] = + AESTables::Decode0[AESTables::Encode1[(round_key[1] >> 24) ] & 0xff] ^ + AESTables::Decode1[AESTables::Encode1[(round_key[1] >> 16) & 0xff] & 0xff] ^ + AESTables::Decode2[AESTables::Encode1[(round_key[1] >> 8) & 0xff] & 0xff] ^ + AESTables::Decode3[AESTables::Encode1[(round_key[1] ) & 0xff] & 0xff] ; + round_key[2] = + AESTables::Decode0[AESTables::Encode1[(round_key[2] >> 24) ] & 0xff] ^ + AESTables::Decode1[AESTables::Encode1[(round_key[2] >> 16) & 0xff] & 0xff] ^ + AESTables::Decode2[AESTables::Encode1[(round_key[2] >> 8) & 0xff] & 0xff] ^ + AESTables::Decode3[AESTables::Encode1[(round_key[2] ) & 0xff] & 0xff] ; + round_key[3] = + AESTables::Decode0[AESTables::Encode1[(round_key[3] >> 24) ] & 0xff] ^ + AESTables::Decode1[AESTables::Encode1[(round_key[3] >> 16) & 0xff] & 0xff] ^ + AESTables::Decode2[AESTables::Encode1[(round_key[3] >> 8) & 0xff] & 0xff] ^ + AESTables::Decode3[AESTables::Encode1[(round_key[3] ) & 0xff] & 0xff] ; + // clang-format on + } + } + + void AESCipher::encrypt_block(const AESCipherBlock& in, AESCipherBlock& out) + { + u32 s0, s1, s2, s3, t0, t1, t2, t3; + size_t r { 0 }; + + const auto& dec_key = key(); + const auto* round_keys = dec_key.round_keys(); + + s0 = get_key(in.data().offset_pointer(0)) ^ round_keys[0]; + s1 = get_key(in.data().offset_pointer(4)) ^ round_keys[1]; + s2 = get_key(in.data().offset_pointer(8)) ^ round_keys[2]; + s3 = get_key(in.data().offset_pointer(12)) ^ round_keys[3]; + + r = dec_key.rounds() >> 1; + + // apply the first |r - 1| rounds + auto i { 0 }; + for (;;) { ++i; - if (i == 7) + // clang-format off + t0 = AESTables::Encode0[(s0 >> 24) ] ^ + AESTables::Encode1[(s1 >> 16) & 0xff] ^ + AESTables::Encode2[(s2 >> 8) & 0xff] ^ + AESTables::Encode3[(s3 ) & 0xff] ^ round_keys[4]; + t1 = AESTables::Encode0[(s1 >> 24) ] ^ + AESTables::Encode1[(s2 >> 16) & 0xff] ^ + AESTables::Encode2[(s3 >> 8) & 0xff] ^ + AESTables::Encode3[(s0 ) & 0xff] ^ round_keys[5]; + t2 = AESTables::Encode0[(s2 >> 24) ] ^ + AESTables::Encode1[(s3 >> 16) & 0xff] ^ + AESTables::Encode2[(s0 >> 8) & 0xff] ^ + AESTables::Encode3[(s1 ) & 0xff] ^ round_keys[6]; + t3 = AESTables::Encode0[(s3 >> 24) ] ^ + AESTables::Encode1[(s0 >> 16) & 0xff] ^ + AESTables::Encode2[(s1 >> 8) & 0xff] ^ + AESTables::Encode3[(s2 ) & 0xff] ^ round_keys[7]; + // clang-format on + + round_keys += 8; + --r; + ++i; + if (r == 0) break; - temp = round_key[11]; // clang-format off - round_key[12] = round_key[4] ^ - (Tables::Encode2[(temp >> 24) ] & 0xff000000) ^ - (Tables::Encode3[(temp >> 16) & 0xff] & 0x00ff0000) ^ - (Tables::Encode0[(temp >> 8) & 0xff] & 0x0000ff00) ^ - (Tables::Encode1[(temp ) & 0xff] & 0x000000ff) ; + s0 = AESTables::Encode0[(t0 >> 24) ] ^ + AESTables::Encode1[(t1 >> 16) & 0xff] ^ + AESTables::Encode2[(t2 >> 8) & 0xff] ^ + AESTables::Encode3[(t3 ) & 0xff] ^ round_keys[0]; + s1 = AESTables::Encode0[(t1 >> 24) ] ^ + AESTables::Encode1[(t2 >> 16) & 0xff] ^ + AESTables::Encode2[(t3 >> 8) & 0xff] ^ + AESTables::Encode3[(t0 ) & 0xff] ^ round_keys[1]; + s2 = AESTables::Encode0[(t2 >> 24) ] ^ + AESTables::Encode1[(t3 >> 16) & 0xff] ^ + AESTables::Encode2[(t0 >> 8) & 0xff] ^ + AESTables::Encode3[(t1 ) & 0xff] ^ round_keys[2]; + s3 = AESTables::Encode0[(t3 >> 24) ] ^ + AESTables::Encode1[(t0 >> 16) & 0xff] ^ + AESTables::Encode2[(t1 >> 8) & 0xff] ^ + AESTables::Encode3[(t2 ) & 0xff] ^ round_keys[3]; // clang-format on - round_key[13] = round_key[5] ^ round_key[12]; - round_key[14] = round_key[6] ^ round_key[13]; - round_key[15] = round_key[7] ^ round_key[14]; - - round_key += 8; } - return; - } -} -void AESCipherKey::expand_decrypt_key(const StringView& user_key, size_t bits) -{ - u32* round_key; - - expand_encrypt_key(user_key, bits); - - round_key = round_keys(); - - // reorder round keys - for (size_t i = 0, j = 4 * rounds(); i < j; i += 4, j -= 4) { - swap_keys(round_key, i, j); - swap_keys(round_key, i + 1, j + 1); - swap_keys(round_key, i + 2, j + 2); - swap_keys(round_key, i + 3, j + 3); - } - - // apply inverse mix-column to middle rounds - for (size_t i = 1; i < rounds(); ++i) { - round_key += 4; + // apply the last round and put the encrypted data into out // clang-format off - round_key[0] = - Tables::Decode0[Tables::Encode1[(round_key[0] >> 24) ] & 0xff] ^ - Tables::Decode1[Tables::Encode1[(round_key[0] >> 16) & 0xff] & 0xff] ^ - Tables::Decode2[Tables::Encode1[(round_key[0] >> 8) & 0xff] & 0xff] ^ - Tables::Decode3[Tables::Encode1[(round_key[0] ) & 0xff] & 0xff] ; - round_key[1] = - Tables::Decode0[Tables::Encode1[(round_key[1] >> 24) ] & 0xff] ^ - Tables::Decode1[Tables::Encode1[(round_key[1] >> 16) & 0xff] & 0xff] ^ - Tables::Decode2[Tables::Encode1[(round_key[1] >> 8) & 0xff] & 0xff] ^ - Tables::Decode3[Tables::Encode1[(round_key[1] ) & 0xff] & 0xff] ; - round_key[2] = - Tables::Decode0[Tables::Encode1[(round_key[2] >> 24) ] & 0xff] ^ - Tables::Decode1[Tables::Encode1[(round_key[2] >> 16) & 0xff] & 0xff] ^ - Tables::Decode2[Tables::Encode1[(round_key[2] >> 8) & 0xff] & 0xff] ^ - Tables::Decode3[Tables::Encode1[(round_key[2] ) & 0xff] & 0xff] ; - round_key[3] = - Tables::Decode0[Tables::Encode1[(round_key[3] >> 24) ] & 0xff] ^ - Tables::Decode1[Tables::Encode1[(round_key[3] >> 16) & 0xff] & 0xff] ^ - Tables::Decode2[Tables::Encode1[(round_key[3] >> 8) & 0xff] & 0xff] ^ - Tables::Decode3[Tables::Encode1[(round_key[3] ) & 0xff] & 0xff] ; - // clang-format on - } -} - -void AESCipher::encrypt_block(const AESCipherBlock& in, AESCipherBlock& out) -{ - u32 s0, s1, s2, s3, t0, t1, t2, t3; - size_t r { 0 }; - - const auto& dec_key = key(); - const auto* round_keys = dec_key.round_keys(); - - s0 = get_key(in.data().offset_pointer(0)) ^ round_keys[0]; - s1 = get_key(in.data().offset_pointer(4)) ^ round_keys[1]; - s2 = get_key(in.data().offset_pointer(8)) ^ round_keys[2]; - s3 = get_key(in.data().offset_pointer(12)) ^ round_keys[3]; - - r = dec_key.rounds() >> 1; - - // apply the first |r - 1| rounds - auto i { 0 }; - for (;;) { - ++i; - // clang-format off - t0 = Tables::Encode0[(s0 >> 24) ] ^ - Tables::Encode1[(s1 >> 16) & 0xff] ^ - Tables::Encode2[(s2 >> 8) & 0xff] ^ - Tables::Encode3[(s3 ) & 0xff] ^ round_keys[4]; - t1 = Tables::Encode0[(s1 >> 24) ] ^ - Tables::Encode1[(s2 >> 16) & 0xff] ^ - Tables::Encode2[(s3 >> 8) & 0xff] ^ - Tables::Encode3[(s0 ) & 0xff] ^ round_keys[5]; - t2 = Tables::Encode0[(s2 >> 24) ] ^ - Tables::Encode1[(s3 >> 16) & 0xff] ^ - Tables::Encode2[(s0 >> 8) & 0xff] ^ - Tables::Encode3[(s1 ) & 0xff] ^ round_keys[6]; - t3 = Tables::Encode0[(s3 >> 24) ] ^ - Tables::Encode1[(s0 >> 16) & 0xff] ^ - Tables::Encode2[(s1 >> 8) & 0xff] ^ - Tables::Encode3[(s2 ) & 0xff] ^ round_keys[7]; - // clang-format on - - round_keys += 8; - --r; - ++i; - if (r == 0) - break; - - // clang-format off - s0 = Tables::Encode0[(t0 >> 24) ] ^ - Tables::Encode1[(t1 >> 16) & 0xff] ^ - Tables::Encode2[(t2 >> 8) & 0xff] ^ - Tables::Encode3[(t3 ) & 0xff] ^ round_keys[0]; - s1 = Tables::Encode0[(t1 >> 24) ] ^ - Tables::Encode1[(t2 >> 16) & 0xff] ^ - Tables::Encode2[(t3 >> 8) & 0xff] ^ - Tables::Encode3[(t0 ) & 0xff] ^ round_keys[1]; - s2 = Tables::Encode0[(t2 >> 24) ] ^ - Tables::Encode1[(t3 >> 16) & 0xff] ^ - Tables::Encode2[(t0 >> 8) & 0xff] ^ - Tables::Encode3[(t1 ) & 0xff] ^ round_keys[2]; - s3 = Tables::Encode0[(t3 >> 24) ] ^ - Tables::Encode1[(t0 >> 16) & 0xff] ^ - Tables::Encode2[(t1 >> 8) & 0xff] ^ - Tables::Encode3[(t2 ) & 0xff] ^ round_keys[3]; - // clang-format on - } - - // apply the last round and put the encrypted data into out - // clang-format off - s0 = (Tables::Encode2[(t0 >> 24) ] & 0xff000000) ^ - (Tables::Encode3[(t1 >> 16) & 0xff] & 0x00ff0000) ^ - (Tables::Encode0[(t2 >> 8) & 0xff] & 0x0000ff00) ^ - (Tables::Encode1[(t3 ) & 0xff] & 0x000000ff) ^ round_keys[0]; + s0 = (AESTables::Encode2[(t0 >> 24) ] & 0xff000000) ^ + (AESTables::Encode3[(t1 >> 16) & 0xff] & 0x00ff0000) ^ + (AESTables::Encode0[(t2 >> 8) & 0xff] & 0x0000ff00) ^ + (AESTables::Encode1[(t3 ) & 0xff] & 0x000000ff) ^ round_keys[0]; out.put(0, s0); - s1 = (Tables::Encode2[(t1 >> 24) ] & 0xff000000) ^ - (Tables::Encode3[(t2 >> 16) & 0xff] & 0x00ff0000) ^ - (Tables::Encode0[(t3 >> 8) & 0xff] & 0x0000ff00) ^ - (Tables::Encode1[(t0 ) & 0xff] & 0x000000ff) ^ round_keys[1]; + s1 = (AESTables::Encode2[(t1 >> 24) ] & 0xff000000) ^ + (AESTables::Encode3[(t2 >> 16) & 0xff] & 0x00ff0000) ^ + (AESTables::Encode0[(t3 >> 8) & 0xff] & 0x0000ff00) ^ + (AESTables::Encode1[(t0 ) & 0xff] & 0x000000ff) ^ round_keys[1]; out.put(4, s1); - s2 = (Tables::Encode2[(t2 >> 24) ] & 0xff000000) ^ - (Tables::Encode3[(t3 >> 16) & 0xff] & 0x00ff0000) ^ - (Tables::Encode0[(t0 >> 8) & 0xff] & 0x0000ff00) ^ - (Tables::Encode1[(t1 ) & 0xff] & 0x000000ff) ^ round_keys[2]; + s2 = (AESTables::Encode2[(t2 >> 24) ] & 0xff000000) ^ + (AESTables::Encode3[(t3 >> 16) & 0xff] & 0x00ff0000) ^ + (AESTables::Encode0[(t0 >> 8) & 0xff] & 0x0000ff00) ^ + (AESTables::Encode1[(t1 ) & 0xff] & 0x000000ff) ^ round_keys[2]; out.put(8, s2); - s3 = (Tables::Encode2[(t3 >> 24) ] & 0xff000000) ^ - (Tables::Encode3[(t0 >> 16) & 0xff] & 0x00ff0000) ^ - (Tables::Encode0[(t1 >> 8) & 0xff] & 0x0000ff00) ^ - (Tables::Encode1[(t2 ) & 0xff] & 0x000000ff) ^ round_keys[3]; + s3 = (AESTables::Encode2[(t3 >> 24) ] & 0xff000000) ^ + (AESTables::Encode3[(t0 >> 16) & 0xff] & 0x00ff0000) ^ + (AESTables::Encode0[(t1 >> 8) & 0xff] & 0x0000ff00) ^ + (AESTables::Encode1[(t2 ) & 0xff] & 0x000000ff) ^ round_keys[3]; out.put(12, s3); - // clang-format on -} - -void AESCipher::decrypt_block(const AESCipherBlock& in, AESCipherBlock& out) -{ - - u32 s0, s1, s2, s3, t0, t1, t2, t3; - size_t r { 0 }; - - const auto& dec_key = key(); - const auto* round_keys = dec_key.round_keys(); - - s0 = get_key(in.data().offset_pointer(0)) ^ round_keys[0]; - s1 = get_key(in.data().offset_pointer(4)) ^ round_keys[1]; - s2 = get_key(in.data().offset_pointer(8)) ^ round_keys[2]; - s3 = get_key(in.data().offset_pointer(12)) ^ round_keys[3]; - - r = dec_key.rounds() >> 1; - - // apply the first |r - 1| rounds - for (;;) { - // clang-format off - t0 = Tables::Decode0[(s0 >> 24) ] ^ - Tables::Decode1[(s3 >> 16) & 0xff] ^ - Tables::Decode2[(s2 >> 8) & 0xff] ^ - Tables::Decode3[(s1 ) & 0xff] ^ round_keys[4]; - t1 = Tables::Decode0[(s1 >> 24) ] ^ - Tables::Decode1[(s0 >> 16) & 0xff] ^ - Tables::Decode2[(s3 >> 8) & 0xff] ^ - Tables::Decode3[(s2 ) & 0xff] ^ round_keys[5]; - t2 = Tables::Decode0[(s2 >> 24) ] ^ - Tables::Decode1[(s1 >> 16) & 0xff] ^ - Tables::Decode2[(s0 >> 8) & 0xff] ^ - Tables::Decode3[(s3 ) & 0xff] ^ round_keys[6]; - t3 = Tables::Decode0[(s3 >> 24) ] ^ - Tables::Decode1[(s2 >> 16) & 0xff] ^ - Tables::Decode2[(s1 >> 8) & 0xff] ^ - Tables::Decode3[(s0 ) & 0xff] ^ round_keys[7]; - // clang-format on - - round_keys += 8; - --r; - if (r == 0) - break; - - // clang-format off - s0 = Tables::Decode0[(t0 >> 24) ] ^ - Tables::Decode1[(t3 >> 16) & 0xff] ^ - Tables::Decode2[(t2 >> 8) & 0xff] ^ - Tables::Decode3[(t1 ) & 0xff] ^ round_keys[0]; - s1 = Tables::Decode0[(t1 >> 24) ] ^ - Tables::Decode1[(t0 >> 16) & 0xff] ^ - Tables::Decode2[(t3 >> 8) & 0xff] ^ - Tables::Decode3[(t2 ) & 0xff] ^ round_keys[1]; - s2 = Tables::Decode0[(t2 >> 24) ] ^ - Tables::Decode1[(t1 >> 16) & 0xff] ^ - Tables::Decode2[(t0 >> 8) & 0xff] ^ - Tables::Decode3[(t3 ) & 0xff] ^ round_keys[2]; - s3 = Tables::Decode0[(t3 >> 24) ] ^ - Tables::Decode1[(t2 >> 16) & 0xff] ^ - Tables::Decode2[(t1 >> 8) & 0xff] ^ - Tables::Decode3[(t0 ) & 0xff] ^ round_keys[3]; // clang-format on } - // apply the last round and put the decrypted data into out - // clang-format off - s0 = ((u32)Tables::Decode4[(t0 >> 24) ] << 24) ^ - ((u32)Tables::Decode4[(t3 >> 16) & 0xff] << 16) ^ - ((u32)Tables::Decode4[(t2 >> 8) & 0xff] << 8) ^ - ((u32)Tables::Decode4[(t1 ) & 0xff] ) ^ round_keys[0]; + void AESCipher::decrypt_block(const AESCipherBlock& in, AESCipherBlock& out) + { + + u32 s0, s1, s2, s3, t0, t1, t2, t3; + size_t r { 0 }; + + const auto& dec_key = key(); + const auto* round_keys = dec_key.round_keys(); + + s0 = get_key(in.data().offset_pointer(0)) ^ round_keys[0]; + s1 = get_key(in.data().offset_pointer(4)) ^ round_keys[1]; + s2 = get_key(in.data().offset_pointer(8)) ^ round_keys[2]; + s3 = get_key(in.data().offset_pointer(12)) ^ round_keys[3]; + + r = dec_key.rounds() >> 1; + + // apply the first |r - 1| rounds + for (;;) { + // clang-format off + t0 = AESTables::Decode0[(s0 >> 24) ] ^ + AESTables::Decode1[(s3 >> 16) & 0xff] ^ + AESTables::Decode2[(s2 >> 8) & 0xff] ^ + AESTables::Decode3[(s1 ) & 0xff] ^ round_keys[4]; + t1 = AESTables::Decode0[(s1 >> 24) ] ^ + AESTables::Decode1[(s0 >> 16) & 0xff] ^ + AESTables::Decode2[(s3 >> 8) & 0xff] ^ + AESTables::Decode3[(s2 ) & 0xff] ^ round_keys[5]; + t2 = AESTables::Decode0[(s2 >> 24) ] ^ + AESTables::Decode1[(s1 >> 16) & 0xff] ^ + AESTables::Decode2[(s0 >> 8) & 0xff] ^ + AESTables::Decode3[(s3 ) & 0xff] ^ round_keys[6]; + t3 = AESTables::Decode0[(s3 >> 24) ] ^ + AESTables::Decode1[(s2 >> 16) & 0xff] ^ + AESTables::Decode2[(s1 >> 8) & 0xff] ^ + AESTables::Decode3[(s0 ) & 0xff] ^ round_keys[7]; + // clang-format on + + round_keys += 8; + --r; + if (r == 0) + break; + + // clang-format off + s0 = AESTables::Decode0[(t0 >> 24) ] ^ + AESTables::Decode1[(t3 >> 16) & 0xff] ^ + AESTables::Decode2[(t2 >> 8) & 0xff] ^ + AESTables::Decode3[(t1 ) & 0xff] ^ round_keys[0]; + s1 = AESTables::Decode0[(t1 >> 24) ] ^ + AESTables::Decode1[(t0 >> 16) & 0xff] ^ + AESTables::Decode2[(t3 >> 8) & 0xff] ^ + AESTables::Decode3[(t2 ) & 0xff] ^ round_keys[1]; + s2 = AESTables::Decode0[(t2 >> 24) ] ^ + AESTables::Decode1[(t1 >> 16) & 0xff] ^ + AESTables::Decode2[(t0 >> 8) & 0xff] ^ + AESTables::Decode3[(t3 ) & 0xff] ^ round_keys[2]; + s3 = AESTables::Decode0[(t3 >> 24) ] ^ + AESTables::Decode1[(t2 >> 16) & 0xff] ^ + AESTables::Decode2[(t1 >> 8) & 0xff] ^ + AESTables::Decode3[(t0 ) & 0xff] ^ round_keys[3]; + // clang-format on + } + + // apply the last round and put the decrypted data into out + // clang-format off + s0 = ((u32)AESTables::Decode4[(t0 >> 24) ] << 24) ^ + ((u32)AESTables::Decode4[(t3 >> 16) & 0xff] << 16) ^ + ((u32)AESTables::Decode4[(t2 >> 8) & 0xff] << 8) ^ + ((u32)AESTables::Decode4[(t1 ) & 0xff] ) ^ round_keys[0]; out.put(0, s0); - s1 = ((u32)Tables::Decode4[(t1 >> 24) ] << 24) ^ - ((u32)Tables::Decode4[(t0 >> 16) & 0xff] << 16) ^ - ((u32)Tables::Decode4[(t3 >> 8) & 0xff] << 8) ^ - ((u32)Tables::Decode4[(t2 ) & 0xff] ) ^ round_keys[1]; + s1 = ((u32)AESTables::Decode4[(t1 >> 24) ] << 24) ^ + ((u32)AESTables::Decode4[(t0 >> 16) & 0xff] << 16) ^ + ((u32)AESTables::Decode4[(t3 >> 8) & 0xff] << 8) ^ + ((u32)AESTables::Decode4[(t2 ) & 0xff] ) ^ round_keys[1]; out.put(4, s1); - s2 = ((u32)Tables::Decode4[(t2 >> 24) ] << 24) ^ - ((u32)Tables::Decode4[(t1 >> 16) & 0xff] << 16) ^ - ((u32)Tables::Decode4[(t0 >> 8) & 0xff] << 8) ^ - ((u32)Tables::Decode4[(t3 ) & 0xff] ) ^ round_keys[2]; + s2 = ((u32)AESTables::Decode4[(t2 >> 24) ] << 24) ^ + ((u32)AESTables::Decode4[(t1 >> 16) & 0xff] << 16) ^ + ((u32)AESTables::Decode4[(t0 >> 8) & 0xff] << 8) ^ + ((u32)AESTables::Decode4[(t3 ) & 0xff] ) ^ round_keys[2]; out.put(8, s2); - s3 = ((u32)Tables::Decode4[(t3 >> 24) ] << 24) ^ - ((u32)Tables::Decode4[(t2 >> 16) & 0xff] << 16) ^ - ((u32)Tables::Decode4[(t1 >> 8) & 0xff] << 8) ^ - ((u32)Tables::Decode4[(t0 ) & 0xff] ) ^ round_keys[3]; + s3 = ((u32)AESTables::Decode4[(t3 >> 24) ] << 24) ^ + ((u32)AESTables::Decode4[(t2 >> 16) & 0xff] << 16) ^ + ((u32)AESTables::Decode4[(t1 >> 8) & 0xff] << 8) ^ + ((u32)AESTables::Decode4[(t0 ) & 0xff] ) ^ round_keys[3]; out.put(12, s3); - // clang-format on -} + // clang-format on + } -void AESCipherBlock::overwrite(const ByteBuffer& buffer) -{ - overwrite(buffer.data(), buffer.size()); -} + void AESCipherBlock::overwrite(const ByteBuffer& buffer) + { + overwrite(buffer.data(), buffer.size()); + } -void AESCipherBlock::overwrite(const u8* data, size_t length) -{ - ASSERT(length <= m_data.size()); - m_data.overwrite(0, data, length); - if (length < m_data.size()) { - switch (padding_mode()) { - case PaddingMode::Null: - // fill with zeros - __builtin_memset(m_data.data() + length, 0, m_data.size() - length); - break; - case PaddingMode::CMS: - // fill with the length of the padding bytes - __builtin_memset(m_data.data() + length, m_data.size() - length, m_data.size() - length); - break; - default: - // FIXME: We should handle the rest of the common padding modes - ASSERT_NOT_REACHED(); + void AESCipherBlock::overwrite(const u8* data, size_t length) + { + ASSERT(length <= m_data.size()); + m_data.overwrite(0, data, length); + if (length < m_data.size()) { + switch (padding_mode()) { + case PaddingMode::Null: + // fill with zeros + __builtin_memset(m_data.data() + length, 0, m_data.size() - length); + break; + case PaddingMode::CMS: + // fill with the length of the padding bytes + __builtin_memset(m_data.data() + length, m_data.size() - length, m_data.size() - length); + break; + default: + // FIXME: We should handle the rest of the common padding modes + ASSERT_NOT_REACHED(); + break; + } } } } + } diff --git a/Libraries/LibCrypto/Cipher/AES.h b/Libraries/LibCrypto/Cipher/AES.h index ef62aaf5b44..19d6caac099 100644 --- a/Libraries/LibCrypto/Cipher/AES.h +++ b/Libraries/LibCrypto/Cipher/AES.h @@ -32,2436 +32,2439 @@ #include namespace Crypto { -struct AESCipherBlock : public CipherBlock { -public: - explicit AESCipherBlock(PaddingMode mode = PaddingMode::CMS) - : CipherBlock(mode) - { - m_data = ByteBuffer::create_zeroed(BLOCK_SIZE / 8); +namespace Cipher { + struct AESCipherBlock : public CipherBlock { + public: + explicit AESCipherBlock(PaddingMode mode = PaddingMode::CMS) + : CipherBlock(mode) + { + m_data = ByteBuffer::create_zeroed(BLOCK_SIZE / 8); + } + AESCipherBlock(const u8* data, size_t length, PaddingMode mode = PaddingMode::CMS) + : AESCipherBlock(mode) + { + overwrite(data, length); + } + + static size_t block_size() { return BLOCK_SIZE / 8; }; + + virtual ByteBuffer get() const override { return m_data; }; + virtual const ByteBuffer& data() const override { return m_data; }; + + virtual void overwrite(const ByteBuffer&) override; + virtual void overwrite(const u8* data, size_t length) override; + + virtual void apply_initialization_vector(const u8* ivec) override + { + for (size_t i = 0; i < block_size(); ++i) + m_data[i] ^= ivec[i]; + } + + String to_string() const; + + private: + virtual ByteBuffer& data() override { return m_data; }; + + static constexpr size_t BLOCK_SIZE = 128; + ByteBuffer m_data; + }; + + struct AESCipherKey : public CipherKey { + virtual ByteBuffer data() const override { return ByteBuffer::copy(m_rd_keys, sizeof(m_rd_keys)); }; + virtual void expand_encrypt_key(const StringView& user_key, size_t bits) override; + virtual void expand_decrypt_key(const StringView& user_key, size_t bits) override; + static bool is_valid_key_size(size_t bits) { return bits == 128 || bits == 192 || bits == 256; }; + String to_string() const; + const u32* round_keys() const + { + return (const u32*)m_rd_keys; + } + + AESCipherKey(const StringView& user_key, size_t key_bits, Intent intent) + { + if (intent == Intent::Encryption) + expand_encrypt_key(user_key, key_bits); + else + expand_decrypt_key(user_key, key_bits); + } + + virtual ~AESCipherKey() override {} + + size_t rounds() const { return m_rounds; } + + protected: + u32* round_keys() + { + return (u32*)m_rd_keys; + } + + private: + static constexpr size_t MAX_ROUND_COUNT = 14; + u32 m_rd_keys[(MAX_ROUND_COUNT + 1) * 4] { 0 }; + size_t m_rounds; + }; + + class AESCipher final : public Cipher { + public: + using CBCMode = CBC; + + AESCipher(const StringView& user_key, size_t key_bits, Intent intent = Intent::Encryption, PaddingMode mode = PaddingMode::CMS) + : Cipher(mode) + , m_key(user_key, key_bits, intent) + { + } + + virtual const AESCipherKey& key() const override { return m_key; }; + virtual AESCipherKey& key() override { return m_key; }; + + virtual void encrypt_block(const BlockType& in, BlockType& out) override; + virtual void decrypt_block(const BlockType& in, BlockType& out) override; + + protected: + AESCipherKey m_key; + }; + + namespace AESTables { + // Encryption constant tables + constexpr u32 Encode0[256] = { + 0xc66363a5U, + 0xf87c7c84U, + 0xee777799U, + 0xf67b7b8dU, + 0xfff2f20dU, + 0xd66b6bbdU, + 0xde6f6fb1U, + 0x91c5c554U, + 0x60303050U, + 0x02010103U, + 0xce6767a9U, + 0x562b2b7dU, + 0xe7fefe19U, + 0xb5d7d762U, + 0x4dababe6U, + 0xec76769aU, + 0x8fcaca45U, + 0x1f82829dU, + 0x89c9c940U, + 0xfa7d7d87U, + 0xeffafa15U, + 0xb25959ebU, + 0x8e4747c9U, + 0xfbf0f00bU, + 0x41adadecU, + 0xb3d4d467U, + 0x5fa2a2fdU, + 0x45afafeaU, + 0x239c9cbfU, + 0x53a4a4f7U, + 0xe4727296U, + 0x9bc0c05bU, + 0x75b7b7c2U, + 0xe1fdfd1cU, + 0x3d9393aeU, + 0x4c26266aU, + 0x6c36365aU, + 0x7e3f3f41U, + 0xf5f7f702U, + 0x83cccc4fU, + 0x6834345cU, + 0x51a5a5f4U, + 0xd1e5e534U, + 0xf9f1f108U, + 0xe2717193U, + 0xabd8d873U, + 0x62313153U, + 0x2a15153fU, + 0x0804040cU, + 0x95c7c752U, + 0x46232365U, + 0x9dc3c35eU, + 0x30181828U, + 0x379696a1U, + 0x0a05050fU, + 0x2f9a9ab5U, + 0x0e070709U, + 0x24121236U, + 0x1b80809bU, + 0xdfe2e23dU, + 0xcdebeb26U, + 0x4e272769U, + 0x7fb2b2cdU, + 0xea75759fU, + 0x1209091bU, + 0x1d83839eU, + 0x582c2c74U, + 0x341a1a2eU, + 0x361b1b2dU, + 0xdc6e6eb2U, + 0xb45a5aeeU, + 0x5ba0a0fbU, + 0xa45252f6U, + 0x763b3b4dU, + 0xb7d6d661U, + 0x7db3b3ceU, + 0x5229297bU, + 0xdde3e33eU, + 0x5e2f2f71U, + 0x13848497U, + 0xa65353f5U, + 0xb9d1d168U, + 0x00000000U, + 0xc1eded2cU, + 0x40202060U, + 0xe3fcfc1fU, + 0x79b1b1c8U, + 0xb65b5bedU, + 0xd46a6abeU, + 0x8dcbcb46U, + 0x67bebed9U, + 0x7239394bU, + 0x944a4adeU, + 0x984c4cd4U, + 0xb05858e8U, + 0x85cfcf4aU, + 0xbbd0d06bU, + 0xc5efef2aU, + 0x4faaaae5U, + 0xedfbfb16U, + 0x864343c5U, + 0x9a4d4dd7U, + 0x66333355U, + 0x11858594U, + 0x8a4545cfU, + 0xe9f9f910U, + 0x04020206U, + 0xfe7f7f81U, + 0xa05050f0U, + 0x783c3c44U, + 0x259f9fbaU, + 0x4ba8a8e3U, + 0xa25151f3U, + 0x5da3a3feU, + 0x804040c0U, + 0x058f8f8aU, + 0x3f9292adU, + 0x219d9dbcU, + 0x70383848U, + 0xf1f5f504U, + 0x63bcbcdfU, + 0x77b6b6c1U, + 0xafdada75U, + 0x42212163U, + 0x20101030U, + 0xe5ffff1aU, + 0xfdf3f30eU, + 0xbfd2d26dU, + 0x81cdcd4cU, + 0x180c0c14U, + 0x26131335U, + 0xc3ecec2fU, + 0xbe5f5fe1U, + 0x359797a2U, + 0x884444ccU, + 0x2e171739U, + 0x93c4c457U, + 0x55a7a7f2U, + 0xfc7e7e82U, + 0x7a3d3d47U, + 0xc86464acU, + 0xba5d5de7U, + 0x3219192bU, + 0xe6737395U, + 0xc06060a0U, + 0x19818198U, + 0x9e4f4fd1U, + 0xa3dcdc7fU, + 0x44222266U, + 0x542a2a7eU, + 0x3b9090abU, + 0x0b888883U, + 0x8c4646caU, + 0xc7eeee29U, + 0x6bb8b8d3U, + 0x2814143cU, + 0xa7dede79U, + 0xbc5e5ee2U, + 0x160b0b1dU, + 0xaddbdb76U, + 0xdbe0e03bU, + 0x64323256U, + 0x743a3a4eU, + 0x140a0a1eU, + 0x924949dbU, + 0x0c06060aU, + 0x4824246cU, + 0xb85c5ce4U, + 0x9fc2c25dU, + 0xbdd3d36eU, + 0x43acacefU, + 0xc46262a6U, + 0x399191a8U, + 0x319595a4U, + 0xd3e4e437U, + 0xf279798bU, + 0xd5e7e732U, + 0x8bc8c843U, + 0x6e373759U, + 0xda6d6db7U, + 0x018d8d8cU, + 0xb1d5d564U, + 0x9c4e4ed2U, + 0x49a9a9e0U, + 0xd86c6cb4U, + 0xac5656faU, + 0xf3f4f407U, + 0xcfeaea25U, + 0xca6565afU, + 0xf47a7a8eU, + 0x47aeaee9U, + 0x10080818U, + 0x6fbabad5U, + 0xf0787888U, + 0x4a25256fU, + 0x5c2e2e72U, + 0x381c1c24U, + 0x57a6a6f1U, + 0x73b4b4c7U, + 0x97c6c651U, + 0xcbe8e823U, + 0xa1dddd7cU, + 0xe874749cU, + 0x3e1f1f21U, + 0x964b4bddU, + 0x61bdbddcU, + 0x0d8b8b86U, + 0x0f8a8a85U, + 0xe0707090U, + 0x7c3e3e42U, + 0x71b5b5c4U, + 0xcc6666aaU, + 0x904848d8U, + 0x06030305U, + 0xf7f6f601U, + 0x1c0e0e12U, + 0xc26161a3U, + 0x6a35355fU, + 0xae5757f9U, + 0x69b9b9d0U, + 0x17868691U, + 0x99c1c158U, + 0x3a1d1d27U, + 0x279e9eb9U, + 0xd9e1e138U, + 0xebf8f813U, + 0x2b9898b3U, + 0x22111133U, + 0xd26969bbU, + 0xa9d9d970U, + 0x078e8e89U, + 0x339494a7U, + 0x2d9b9bb6U, + 0x3c1e1e22U, + 0x15878792U, + 0xc9e9e920U, + 0x87cece49U, + 0xaa5555ffU, + 0x50282878U, + 0xa5dfdf7aU, + 0x038c8c8fU, + 0x59a1a1f8U, + 0x09898980U, + 0x1a0d0d17U, + 0x65bfbfdaU, + 0xd7e6e631U, + 0x844242c6U, + 0xd06868b8U, + 0x824141c3U, + 0x299999b0U, + 0x5a2d2d77U, + 0x1e0f0f11U, + 0x7bb0b0cbU, + 0xa85454fcU, + 0x6dbbbbd6U, + 0x2c16163aU, + }; + constexpr u32 Encode1[256] = { + 0xa5c66363U, + 0x84f87c7cU, + 0x99ee7777U, + 0x8df67b7bU, + 0x0dfff2f2U, + 0xbdd66b6bU, + 0xb1de6f6fU, + 0x5491c5c5U, + 0x50603030U, + 0x03020101U, + 0xa9ce6767U, + 0x7d562b2bU, + 0x19e7fefeU, + 0x62b5d7d7U, + 0xe64dababU, + 0x9aec7676U, + 0x458fcacaU, + 0x9d1f8282U, + 0x4089c9c9U, + 0x87fa7d7dU, + 0x15effafaU, + 0xebb25959U, + 0xc98e4747U, + 0x0bfbf0f0U, + 0xec41adadU, + 0x67b3d4d4U, + 0xfd5fa2a2U, + 0xea45afafU, + 0xbf239c9cU, + 0xf753a4a4U, + 0x96e47272U, + 0x5b9bc0c0U, + 0xc275b7b7U, + 0x1ce1fdfdU, + 0xae3d9393U, + 0x6a4c2626U, + 0x5a6c3636U, + 0x417e3f3fU, + 0x02f5f7f7U, + 0x4f83ccccU, + 0x5c683434U, + 0xf451a5a5U, + 0x34d1e5e5U, + 0x08f9f1f1U, + 0x93e27171U, + 0x73abd8d8U, + 0x53623131U, + 0x3f2a1515U, + 0x0c080404U, + 0x5295c7c7U, + 0x65462323U, + 0x5e9dc3c3U, + 0x28301818U, + 0xa1379696U, + 0x0f0a0505U, + 0xb52f9a9aU, + 0x090e0707U, + 0x36241212U, + 0x9b1b8080U, + 0x3ddfe2e2U, + 0x26cdebebU, + 0x694e2727U, + 0xcd7fb2b2U, + 0x9fea7575U, + 0x1b120909U, + 0x9e1d8383U, + 0x74582c2cU, + 0x2e341a1aU, + 0x2d361b1bU, + 0xb2dc6e6eU, + 0xeeb45a5aU, + 0xfb5ba0a0U, + 0xf6a45252U, + 0x4d763b3bU, + 0x61b7d6d6U, + 0xce7db3b3U, + 0x7b522929U, + 0x3edde3e3U, + 0x715e2f2fU, + 0x97138484U, + 0xf5a65353U, + 0x68b9d1d1U, + 0x00000000U, + 0x2cc1ededU, + 0x60402020U, + 0x1fe3fcfcU, + 0xc879b1b1U, + 0xedb65b5bU, + 0xbed46a6aU, + 0x468dcbcbU, + 0xd967bebeU, + 0x4b723939U, + 0xde944a4aU, + 0xd4984c4cU, + 0xe8b05858U, + 0x4a85cfcfU, + 0x6bbbd0d0U, + 0x2ac5efefU, + 0xe54faaaaU, + 0x16edfbfbU, + 0xc5864343U, + 0xd79a4d4dU, + 0x55663333U, + 0x94118585U, + 0xcf8a4545U, + 0x10e9f9f9U, + 0x06040202U, + 0x81fe7f7fU, + 0xf0a05050U, + 0x44783c3cU, + 0xba259f9fU, + 0xe34ba8a8U, + 0xf3a25151U, + 0xfe5da3a3U, + 0xc0804040U, + 0x8a058f8fU, + 0xad3f9292U, + 0xbc219d9dU, + 0x48703838U, + 0x04f1f5f5U, + 0xdf63bcbcU, + 0xc177b6b6U, + 0x75afdadaU, + 0x63422121U, + 0x30201010U, + 0x1ae5ffffU, + 0x0efdf3f3U, + 0x6dbfd2d2U, + 0x4c81cdcdU, + 0x14180c0cU, + 0x35261313U, + 0x2fc3ececU, + 0xe1be5f5fU, + 0xa2359797U, + 0xcc884444U, + 0x392e1717U, + 0x5793c4c4U, + 0xf255a7a7U, + 0x82fc7e7eU, + 0x477a3d3dU, + 0xacc86464U, + 0xe7ba5d5dU, + 0x2b321919U, + 0x95e67373U, + 0xa0c06060U, + 0x98198181U, + 0xd19e4f4fU, + 0x7fa3dcdcU, + 0x66442222U, + 0x7e542a2aU, + 0xab3b9090U, + 0x830b8888U, + 0xca8c4646U, + 0x29c7eeeeU, + 0xd36bb8b8U, + 0x3c281414U, + 0x79a7dedeU, + 0xe2bc5e5eU, + 0x1d160b0bU, + 0x76addbdbU, + 0x3bdbe0e0U, + 0x56643232U, + 0x4e743a3aU, + 0x1e140a0aU, + 0xdb924949U, + 0x0a0c0606U, + 0x6c482424U, + 0xe4b85c5cU, + 0x5d9fc2c2U, + 0x6ebdd3d3U, + 0xef43acacU, + 0xa6c46262U, + 0xa8399191U, + 0xa4319595U, + 0x37d3e4e4U, + 0x8bf27979U, + 0x32d5e7e7U, + 0x438bc8c8U, + 0x596e3737U, + 0xb7da6d6dU, + 0x8c018d8dU, + 0x64b1d5d5U, + 0xd29c4e4eU, + 0xe049a9a9U, + 0xb4d86c6cU, + 0xfaac5656U, + 0x07f3f4f4U, + 0x25cfeaeaU, + 0xafca6565U, + 0x8ef47a7aU, + 0xe947aeaeU, + 0x18100808U, + 0xd56fbabaU, + 0x88f07878U, + 0x6f4a2525U, + 0x725c2e2eU, + 0x24381c1cU, + 0xf157a6a6U, + 0xc773b4b4U, + 0x5197c6c6U, + 0x23cbe8e8U, + 0x7ca1ddddU, + 0x9ce87474U, + 0x213e1f1fU, + 0xdd964b4bU, + 0xdc61bdbdU, + 0x860d8b8bU, + 0x850f8a8aU, + 0x90e07070U, + 0x427c3e3eU, + 0xc471b5b5U, + 0xaacc6666U, + 0xd8904848U, + 0x05060303U, + 0x01f7f6f6U, + 0x121c0e0eU, + 0xa3c26161U, + 0x5f6a3535U, + 0xf9ae5757U, + 0xd069b9b9U, + 0x91178686U, + 0x5899c1c1U, + 0x273a1d1dU, + 0xb9279e9eU, + 0x38d9e1e1U, + 0x13ebf8f8U, + 0xb32b9898U, + 0x33221111U, + 0xbbd26969U, + 0x70a9d9d9U, + 0x89078e8eU, + 0xa7339494U, + 0xb62d9b9bU, + 0x223c1e1eU, + 0x92158787U, + 0x20c9e9e9U, + 0x4987ceceU, + 0xffaa5555U, + 0x78502828U, + 0x7aa5dfdfU, + 0x8f038c8cU, + 0xf859a1a1U, + 0x80098989U, + 0x171a0d0dU, + 0xda65bfbfU, + 0x31d7e6e6U, + 0xc6844242U, + 0xb8d06868U, + 0xc3824141U, + 0xb0299999U, + 0x775a2d2dU, + 0x111e0f0fU, + 0xcb7bb0b0U, + 0xfca85454U, + 0xd66dbbbbU, + 0x3a2c1616U, + }; + constexpr u32 Encode2[256] = { + 0x63a5c663U, + 0x7c84f87cU, + 0x7799ee77U, + 0x7b8df67bU, + 0xf20dfff2U, + 0x6bbdd66bU, + 0x6fb1de6fU, + 0xc55491c5U, + 0x30506030U, + 0x01030201U, + 0x67a9ce67U, + 0x2b7d562bU, + 0xfe19e7feU, + 0xd762b5d7U, + 0xabe64dabU, + 0x769aec76U, + 0xca458fcaU, + 0x829d1f82U, + 0xc94089c9U, + 0x7d87fa7dU, + 0xfa15effaU, + 0x59ebb259U, + 0x47c98e47U, + 0xf00bfbf0U, + 0xadec41adU, + 0xd467b3d4U, + 0xa2fd5fa2U, + 0xafea45afU, + 0x9cbf239cU, + 0xa4f753a4U, + 0x7296e472U, + 0xc05b9bc0U, + 0xb7c275b7U, + 0xfd1ce1fdU, + 0x93ae3d93U, + 0x266a4c26U, + 0x365a6c36U, + 0x3f417e3fU, + 0xf702f5f7U, + 0xcc4f83ccU, + 0x345c6834U, + 0xa5f451a5U, + 0xe534d1e5U, + 0xf108f9f1U, + 0x7193e271U, + 0xd873abd8U, + 0x31536231U, + 0x153f2a15U, + 0x040c0804U, + 0xc75295c7U, + 0x23654623U, + 0xc35e9dc3U, + 0x18283018U, + 0x96a13796U, + 0x050f0a05U, + 0x9ab52f9aU, + 0x07090e07U, + 0x12362412U, + 0x809b1b80U, + 0xe23ddfe2U, + 0xeb26cdebU, + 0x27694e27U, + 0xb2cd7fb2U, + 0x759fea75U, + 0x091b1209U, + 0x839e1d83U, + 0x2c74582cU, + 0x1a2e341aU, + 0x1b2d361bU, + 0x6eb2dc6eU, + 0x5aeeb45aU, + 0xa0fb5ba0U, + 0x52f6a452U, + 0x3b4d763bU, + 0xd661b7d6U, + 0xb3ce7db3U, + 0x297b5229U, + 0xe33edde3U, + 0x2f715e2fU, + 0x84971384U, + 0x53f5a653U, + 0xd168b9d1U, + 0x00000000U, + 0xed2cc1edU, + 0x20604020U, + 0xfc1fe3fcU, + 0xb1c879b1U, + 0x5bedb65bU, + 0x6abed46aU, + 0xcb468dcbU, + 0xbed967beU, + 0x394b7239U, + 0x4ade944aU, + 0x4cd4984cU, + 0x58e8b058U, + 0xcf4a85cfU, + 0xd06bbbd0U, + 0xef2ac5efU, + 0xaae54faaU, + 0xfb16edfbU, + 0x43c58643U, + 0x4dd79a4dU, + 0x33556633U, + 0x85941185U, + 0x45cf8a45U, + 0xf910e9f9U, + 0x02060402U, + 0x7f81fe7fU, + 0x50f0a050U, + 0x3c44783cU, + 0x9fba259fU, + 0xa8e34ba8U, + 0x51f3a251U, + 0xa3fe5da3U, + 0x40c08040U, + 0x8f8a058fU, + 0x92ad3f92U, + 0x9dbc219dU, + 0x38487038U, + 0xf504f1f5U, + 0xbcdf63bcU, + 0xb6c177b6U, + 0xda75afdaU, + 0x21634221U, + 0x10302010U, + 0xff1ae5ffU, + 0xf30efdf3U, + 0xd26dbfd2U, + 0xcd4c81cdU, + 0x0c14180cU, + 0x13352613U, + 0xec2fc3ecU, + 0x5fe1be5fU, + 0x97a23597U, + 0x44cc8844U, + 0x17392e17U, + 0xc45793c4U, + 0xa7f255a7U, + 0x7e82fc7eU, + 0x3d477a3dU, + 0x64acc864U, + 0x5de7ba5dU, + 0x192b3219U, + 0x7395e673U, + 0x60a0c060U, + 0x81981981U, + 0x4fd19e4fU, + 0xdc7fa3dcU, + 0x22664422U, + 0x2a7e542aU, + 0x90ab3b90U, + 0x88830b88U, + 0x46ca8c46U, + 0xee29c7eeU, + 0xb8d36bb8U, + 0x143c2814U, + 0xde79a7deU, + 0x5ee2bc5eU, + 0x0b1d160bU, + 0xdb76addbU, + 0xe03bdbe0U, + 0x32566432U, + 0x3a4e743aU, + 0x0a1e140aU, + 0x49db9249U, + 0x060a0c06U, + 0x246c4824U, + 0x5ce4b85cU, + 0xc25d9fc2U, + 0xd36ebdd3U, + 0xacef43acU, + 0x62a6c462U, + 0x91a83991U, + 0x95a43195U, + 0xe437d3e4U, + 0x798bf279U, + 0xe732d5e7U, + 0xc8438bc8U, + 0x37596e37U, + 0x6db7da6dU, + 0x8d8c018dU, + 0xd564b1d5U, + 0x4ed29c4eU, + 0xa9e049a9U, + 0x6cb4d86cU, + 0x56faac56U, + 0xf407f3f4U, + 0xea25cfeaU, + 0x65afca65U, + 0x7a8ef47aU, + 0xaee947aeU, + 0x08181008U, + 0xbad56fbaU, + 0x7888f078U, + 0x256f4a25U, + 0x2e725c2eU, + 0x1c24381cU, + 0xa6f157a6U, + 0xb4c773b4U, + 0xc65197c6U, + 0xe823cbe8U, + 0xdd7ca1ddU, + 0x749ce874U, + 0x1f213e1fU, + 0x4bdd964bU, + 0xbddc61bdU, + 0x8b860d8bU, + 0x8a850f8aU, + 0x7090e070U, + 0x3e427c3eU, + 0xb5c471b5U, + 0x66aacc66U, + 0x48d89048U, + 0x03050603U, + 0xf601f7f6U, + 0x0e121c0eU, + 0x61a3c261U, + 0x355f6a35U, + 0x57f9ae57U, + 0xb9d069b9U, + 0x86911786U, + 0xc15899c1U, + 0x1d273a1dU, + 0x9eb9279eU, + 0xe138d9e1U, + 0xf813ebf8U, + 0x98b32b98U, + 0x11332211U, + 0x69bbd269U, + 0xd970a9d9U, + 0x8e89078eU, + 0x94a73394U, + 0x9bb62d9bU, + 0x1e223c1eU, + 0x87921587U, + 0xe920c9e9U, + 0xce4987ceU, + 0x55ffaa55U, + 0x28785028U, + 0xdf7aa5dfU, + 0x8c8f038cU, + 0xa1f859a1U, + 0x89800989U, + 0x0d171a0dU, + 0xbfda65bfU, + 0xe631d7e6U, + 0x42c68442U, + 0x68b8d068U, + 0x41c38241U, + 0x99b02999U, + 0x2d775a2dU, + 0x0f111e0fU, + 0xb0cb7bb0U, + 0x54fca854U, + 0xbbd66dbbU, + 0x163a2c16U, + }; + constexpr u32 Encode3[256] = { + 0x6363a5c6U, + 0x7c7c84f8U, + 0x777799eeU, + 0x7b7b8df6U, + 0xf2f20dffU, + 0x6b6bbdd6U, + 0x6f6fb1deU, + 0xc5c55491U, + 0x30305060U, + 0x01010302U, + 0x6767a9ceU, + 0x2b2b7d56U, + 0xfefe19e7U, + 0xd7d762b5U, + 0xababe64dU, + 0x76769aecU, + 0xcaca458fU, + 0x82829d1fU, + 0xc9c94089U, + 0x7d7d87faU, + 0xfafa15efU, + 0x5959ebb2U, + 0x4747c98eU, + 0xf0f00bfbU, + 0xadadec41U, + 0xd4d467b3U, + 0xa2a2fd5fU, + 0xafafea45U, + 0x9c9cbf23U, + 0xa4a4f753U, + 0x727296e4U, + 0xc0c05b9bU, + 0xb7b7c275U, + 0xfdfd1ce1U, + 0x9393ae3dU, + 0x26266a4cU, + 0x36365a6cU, + 0x3f3f417eU, + 0xf7f702f5U, + 0xcccc4f83U, + 0x34345c68U, + 0xa5a5f451U, + 0xe5e534d1U, + 0xf1f108f9U, + 0x717193e2U, + 0xd8d873abU, + 0x31315362U, + 0x15153f2aU, + 0x04040c08U, + 0xc7c75295U, + 0x23236546U, + 0xc3c35e9dU, + 0x18182830U, + 0x9696a137U, + 0x05050f0aU, + 0x9a9ab52fU, + 0x0707090eU, + 0x12123624U, + 0x80809b1bU, + 0xe2e23ddfU, + 0xebeb26cdU, + 0x2727694eU, + 0xb2b2cd7fU, + 0x75759feaU, + 0x09091b12U, + 0x83839e1dU, + 0x2c2c7458U, + 0x1a1a2e34U, + 0x1b1b2d36U, + 0x6e6eb2dcU, + 0x5a5aeeb4U, + 0xa0a0fb5bU, + 0x5252f6a4U, + 0x3b3b4d76U, + 0xd6d661b7U, + 0xb3b3ce7dU, + 0x29297b52U, + 0xe3e33eddU, + 0x2f2f715eU, + 0x84849713U, + 0x5353f5a6U, + 0xd1d168b9U, + 0x00000000U, + 0xeded2cc1U, + 0x20206040U, + 0xfcfc1fe3U, + 0xb1b1c879U, + 0x5b5bedb6U, + 0x6a6abed4U, + 0xcbcb468dU, + 0xbebed967U, + 0x39394b72U, + 0x4a4ade94U, + 0x4c4cd498U, + 0x5858e8b0U, + 0xcfcf4a85U, + 0xd0d06bbbU, + 0xefef2ac5U, + 0xaaaae54fU, + 0xfbfb16edU, + 0x4343c586U, + 0x4d4dd79aU, + 0x33335566U, + 0x85859411U, + 0x4545cf8aU, + 0xf9f910e9U, + 0x02020604U, + 0x7f7f81feU, + 0x5050f0a0U, + 0x3c3c4478U, + 0x9f9fba25U, + 0xa8a8e34bU, + 0x5151f3a2U, + 0xa3a3fe5dU, + 0x4040c080U, + 0x8f8f8a05U, + 0x9292ad3fU, + 0x9d9dbc21U, + 0x38384870U, + 0xf5f504f1U, + 0xbcbcdf63U, + 0xb6b6c177U, + 0xdada75afU, + 0x21216342U, + 0x10103020U, + 0xffff1ae5U, + 0xf3f30efdU, + 0xd2d26dbfU, + 0xcdcd4c81U, + 0x0c0c1418U, + 0x13133526U, + 0xecec2fc3U, + 0x5f5fe1beU, + 0x9797a235U, + 0x4444cc88U, + 0x1717392eU, + 0xc4c45793U, + 0xa7a7f255U, + 0x7e7e82fcU, + 0x3d3d477aU, + 0x6464acc8U, + 0x5d5de7baU, + 0x19192b32U, + 0x737395e6U, + 0x6060a0c0U, + 0x81819819U, + 0x4f4fd19eU, + 0xdcdc7fa3U, + 0x22226644U, + 0x2a2a7e54U, + 0x9090ab3bU, + 0x8888830bU, + 0x4646ca8cU, + 0xeeee29c7U, + 0xb8b8d36bU, + 0x14143c28U, + 0xdede79a7U, + 0x5e5ee2bcU, + 0x0b0b1d16U, + 0xdbdb76adU, + 0xe0e03bdbU, + 0x32325664U, + 0x3a3a4e74U, + 0x0a0a1e14U, + 0x4949db92U, + 0x06060a0cU, + 0x24246c48U, + 0x5c5ce4b8U, + 0xc2c25d9fU, + 0xd3d36ebdU, + 0xacacef43U, + 0x6262a6c4U, + 0x9191a839U, + 0x9595a431U, + 0xe4e437d3U, + 0x79798bf2U, + 0xe7e732d5U, + 0xc8c8438bU, + 0x3737596eU, + 0x6d6db7daU, + 0x8d8d8c01U, + 0xd5d564b1U, + 0x4e4ed29cU, + 0xa9a9e049U, + 0x6c6cb4d8U, + 0x5656faacU, + 0xf4f407f3U, + 0xeaea25cfU, + 0x6565afcaU, + 0x7a7a8ef4U, + 0xaeaee947U, + 0x08081810U, + 0xbabad56fU, + 0x787888f0U, + 0x25256f4aU, + 0x2e2e725cU, + 0x1c1c2438U, + 0xa6a6f157U, + 0xb4b4c773U, + 0xc6c65197U, + 0xe8e823cbU, + 0xdddd7ca1U, + 0x74749ce8U, + 0x1f1f213eU, + 0x4b4bdd96U, + 0xbdbddc61U, + 0x8b8b860dU, + 0x8a8a850fU, + 0x707090e0U, + 0x3e3e427cU, + 0xb5b5c471U, + 0x6666aaccU, + 0x4848d890U, + 0x03030506U, + 0xf6f601f7U, + 0x0e0e121cU, + 0x6161a3c2U, + 0x35355f6aU, + 0x5757f9aeU, + 0xb9b9d069U, + 0x86869117U, + 0xc1c15899U, + 0x1d1d273aU, + 0x9e9eb927U, + 0xe1e138d9U, + 0xf8f813ebU, + 0x9898b32bU, + 0x11113322U, + 0x6969bbd2U, + 0xd9d970a9U, + 0x8e8e8907U, + 0x9494a733U, + 0x9b9bb62dU, + 0x1e1e223cU, + 0x87879215U, + 0xe9e920c9U, + 0xcece4987U, + 0x5555ffaaU, + 0x28287850U, + 0xdfdf7aa5U, + 0x8c8c8f03U, + 0xa1a1f859U, + 0x89898009U, + 0x0d0d171aU, + 0xbfbfda65U, + 0xe6e631d7U, + 0x4242c684U, + 0x6868b8d0U, + 0x4141c382U, + 0x9999b029U, + 0x2d2d775aU, + 0x0f0f111eU, + 0xb0b0cb7bU, + 0x5454fca8U, + 0xbbbbd66dU, + 0x16163a2cU, + }; + + // Decryption constant tables + constexpr u32 Decode0[256] = { + 0x51f4a750U, + 0x7e416553U, + 0x1a17a4c3U, + 0x3a275e96U, + 0x3bab6bcbU, + 0x1f9d45f1U, + 0xacfa58abU, + 0x4be30393U, + 0x2030fa55U, + 0xad766df6U, + 0x88cc7691U, + 0xf5024c25U, + 0x4fe5d7fcU, + 0xc52acbd7U, + 0x26354480U, + 0xb562a38fU, + 0xdeb15a49U, + 0x25ba1b67U, + 0x45ea0e98U, + 0x5dfec0e1U, + 0xc32f7502U, + 0x814cf012U, + 0x8d4697a3U, + 0x6bd3f9c6U, + 0x038f5fe7U, + 0x15929c95U, + 0xbf6d7aebU, + 0x955259daU, + 0xd4be832dU, + 0x587421d3U, + 0x49e06929U, + 0x8ec9c844U, + 0x75c2896aU, + 0xf48e7978U, + 0x99583e6bU, + 0x27b971ddU, + 0xbee14fb6U, + 0xf088ad17U, + 0xc920ac66U, + 0x7dce3ab4U, + 0x63df4a18U, + 0xe51a3182U, + 0x97513360U, + 0x62537f45U, + 0xb16477e0U, + 0xbb6bae84U, + 0xfe81a01cU, + 0xf9082b94U, + 0x70486858U, + 0x8f45fd19U, + 0x94de6c87U, + 0x527bf8b7U, + 0xab73d323U, + 0x724b02e2U, + 0xe31f8f57U, + 0x6655ab2aU, + 0xb2eb2807U, + 0x2fb5c203U, + 0x86c57b9aU, + 0xd33708a5U, + 0x302887f2U, + 0x23bfa5b2U, + 0x02036abaU, + 0xed16825cU, + 0x8acf1c2bU, + 0xa779b492U, + 0xf307f2f0U, + 0x4e69e2a1U, + 0x65daf4cdU, + 0x0605bed5U, + 0xd134621fU, + 0xc4a6fe8aU, + 0x342e539dU, + 0xa2f355a0U, + 0x058ae132U, + 0xa4f6eb75U, + 0x0b83ec39U, + 0x4060efaaU, + 0x5e719f06U, + 0xbd6e1051U, + 0x3e218af9U, + 0x96dd063dU, + 0xdd3e05aeU, + 0x4de6bd46U, + 0x91548db5U, + 0x71c45d05U, + 0x0406d46fU, + 0x605015ffU, + 0x1998fb24U, + 0xd6bde997U, + 0x894043ccU, + 0x67d99e77U, + 0xb0e842bdU, + 0x07898b88U, + 0xe7195b38U, + 0x79c8eedbU, + 0xa17c0a47U, + 0x7c420fe9U, + 0xf8841ec9U, + 0x00000000U, + 0x09808683U, + 0x322bed48U, + 0x1e1170acU, + 0x6c5a724eU, + 0xfd0efffbU, + 0x0f853856U, + 0x3daed51eU, + 0x362d3927U, + 0x0a0fd964U, + 0x685ca621U, + 0x9b5b54d1U, + 0x24362e3aU, + 0x0c0a67b1U, + 0x9357e70fU, + 0xb4ee96d2U, + 0x1b9b919eU, + 0x80c0c54fU, + 0x61dc20a2U, + 0x5a774b69U, + 0x1c121a16U, + 0xe293ba0aU, + 0xc0a02ae5U, + 0x3c22e043U, + 0x121b171dU, + 0x0e090d0bU, + 0xf28bc7adU, + 0x2db6a8b9U, + 0x141ea9c8U, + 0x57f11985U, + 0xaf75074cU, + 0xee99ddbbU, + 0xa37f60fdU, + 0xf701269fU, + 0x5c72f5bcU, + 0x44663bc5U, + 0x5bfb7e34U, + 0x8b432976U, + 0xcb23c6dcU, + 0xb6edfc68U, + 0xb8e4f163U, + 0xd731dccaU, + 0x42638510U, + 0x13972240U, + 0x84c61120U, + 0x854a247dU, + 0xd2bb3df8U, + 0xaef93211U, + 0xc729a16dU, + 0x1d9e2f4bU, + 0xdcb230f3U, + 0x0d8652ecU, + 0x77c1e3d0U, + 0x2bb3166cU, + 0xa970b999U, + 0x119448faU, + 0x47e96422U, + 0xa8fc8cc4U, + 0xa0f03f1aU, + 0x567d2cd8U, + 0x223390efU, + 0x87494ec7U, + 0xd938d1c1U, + 0x8ccaa2feU, + 0x98d40b36U, + 0xa6f581cfU, + 0xa57ade28U, + 0xdab78e26U, + 0x3fadbfa4U, + 0x2c3a9de4U, + 0x5078920dU, + 0x6a5fcc9bU, + 0x547e4662U, + 0xf68d13c2U, + 0x90d8b8e8U, + 0x2e39f75eU, + 0x82c3aff5U, + 0x9f5d80beU, + 0x69d0937cU, + 0x6fd52da9U, + 0xcf2512b3U, + 0xc8ac993bU, + 0x10187da7U, + 0xe89c636eU, + 0xdb3bbb7bU, + 0xcd267809U, + 0x6e5918f4U, + 0xec9ab701U, + 0x834f9aa8U, + 0xe6956e65U, + 0xaaffe67eU, + 0x21bccf08U, + 0xef15e8e6U, + 0xbae79bd9U, + 0x4a6f36ceU, + 0xea9f09d4U, + 0x29b07cd6U, + 0x31a4b2afU, + 0x2a3f2331U, + 0xc6a59430U, + 0x35a266c0U, + 0x744ebc37U, + 0xfc82caa6U, + 0xe090d0b0U, + 0x33a7d815U, + 0xf104984aU, + 0x41ecdaf7U, + 0x7fcd500eU, + 0x1791f62fU, + 0x764dd68dU, + 0x43efb04dU, + 0xccaa4d54U, + 0xe49604dfU, + 0x9ed1b5e3U, + 0x4c6a881bU, + 0xc12c1fb8U, + 0x4665517fU, + 0x9d5eea04U, + 0x018c355dU, + 0xfa877473U, + 0xfb0b412eU, + 0xb3671d5aU, + 0x92dbd252U, + 0xe9105633U, + 0x6dd64713U, + 0x9ad7618cU, + 0x37a10c7aU, + 0x59f8148eU, + 0xeb133c89U, + 0xcea927eeU, + 0xb761c935U, + 0xe11ce5edU, + 0x7a47b13cU, + 0x9cd2df59U, + 0x55f2733fU, + 0x1814ce79U, + 0x73c737bfU, + 0x53f7cdeaU, + 0x5ffdaa5bU, + 0xdf3d6f14U, + 0x7844db86U, + 0xcaaff381U, + 0xb968c43eU, + 0x3824342cU, + 0xc2a3405fU, + 0x161dc372U, + 0xbce2250cU, + 0x283c498bU, + 0xff0d9541U, + 0x39a80171U, + 0x080cb3deU, + 0xd8b4e49cU, + 0x6456c190U, + 0x7bcb8461U, + 0xd532b670U, + 0x486c5c74U, + 0xd0b85742U, + }; + constexpr u32 Decode1[256] = { + 0x5051f4a7U, + 0x537e4165U, + 0xc31a17a4U, + 0x963a275eU, + 0xcb3bab6bU, + 0xf11f9d45U, + 0xabacfa58U, + 0x934be303U, + 0x552030faU, + 0xf6ad766dU, + 0x9188cc76U, + 0x25f5024cU, + 0xfc4fe5d7U, + 0xd7c52acbU, + 0x80263544U, + 0x8fb562a3U, + 0x49deb15aU, + 0x6725ba1bU, + 0x9845ea0eU, + 0xe15dfec0U, + 0x02c32f75U, + 0x12814cf0U, + 0xa38d4697U, + 0xc66bd3f9U, + 0xe7038f5fU, + 0x9515929cU, + 0xebbf6d7aU, + 0xda955259U, + 0x2dd4be83U, + 0xd3587421U, + 0x2949e069U, + 0x448ec9c8U, + 0x6a75c289U, + 0x78f48e79U, + 0x6b99583eU, + 0xdd27b971U, + 0xb6bee14fU, + 0x17f088adU, + 0x66c920acU, + 0xb47dce3aU, + 0x1863df4aU, + 0x82e51a31U, + 0x60975133U, + 0x4562537fU, + 0xe0b16477U, + 0x84bb6baeU, + 0x1cfe81a0U, + 0x94f9082bU, + 0x58704868U, + 0x198f45fdU, + 0x8794de6cU, + 0xb7527bf8U, + 0x23ab73d3U, + 0xe2724b02U, + 0x57e31f8fU, + 0x2a6655abU, + 0x07b2eb28U, + 0x032fb5c2U, + 0x9a86c57bU, + 0xa5d33708U, + 0xf2302887U, + 0xb223bfa5U, + 0xba02036aU, + 0x5ced1682U, + 0x2b8acf1cU, + 0x92a779b4U, + 0xf0f307f2U, + 0xa14e69e2U, + 0xcd65daf4U, + 0xd50605beU, + 0x1fd13462U, + 0x8ac4a6feU, + 0x9d342e53U, + 0xa0a2f355U, + 0x32058ae1U, + 0x75a4f6ebU, + 0x390b83ecU, + 0xaa4060efU, + 0x065e719fU, + 0x51bd6e10U, + 0xf93e218aU, + 0x3d96dd06U, + 0xaedd3e05U, + 0x464de6bdU, + 0xb591548dU, + 0x0571c45dU, + 0x6f0406d4U, + 0xff605015U, + 0x241998fbU, + 0x97d6bde9U, + 0xcc894043U, + 0x7767d99eU, + 0xbdb0e842U, + 0x8807898bU, + 0x38e7195bU, + 0xdb79c8eeU, + 0x47a17c0aU, + 0xe97c420fU, + 0xc9f8841eU, + 0x00000000U, + 0x83098086U, + 0x48322bedU, + 0xac1e1170U, + 0x4e6c5a72U, + 0xfbfd0effU, + 0x560f8538U, + 0x1e3daed5U, + 0x27362d39U, + 0x640a0fd9U, + 0x21685ca6U, + 0xd19b5b54U, + 0x3a24362eU, + 0xb10c0a67U, + 0x0f9357e7U, + 0xd2b4ee96U, + 0x9e1b9b91U, + 0x4f80c0c5U, + 0xa261dc20U, + 0x695a774bU, + 0x161c121aU, + 0x0ae293baU, + 0xe5c0a02aU, + 0x433c22e0U, + 0x1d121b17U, + 0x0b0e090dU, + 0xadf28bc7U, + 0xb92db6a8U, + 0xc8141ea9U, + 0x8557f119U, + 0x4caf7507U, + 0xbbee99ddU, + 0xfda37f60U, + 0x9ff70126U, + 0xbc5c72f5U, + 0xc544663bU, + 0x345bfb7eU, + 0x768b4329U, + 0xdccb23c6U, + 0x68b6edfcU, + 0x63b8e4f1U, + 0xcad731dcU, + 0x10426385U, + 0x40139722U, + 0x2084c611U, + 0x7d854a24U, + 0xf8d2bb3dU, + 0x11aef932U, + 0x6dc729a1U, + 0x4b1d9e2fU, + 0xf3dcb230U, + 0xec0d8652U, + 0xd077c1e3U, + 0x6c2bb316U, + 0x99a970b9U, + 0xfa119448U, + 0x2247e964U, + 0xc4a8fc8cU, + 0x1aa0f03fU, + 0xd8567d2cU, + 0xef223390U, + 0xc787494eU, + 0xc1d938d1U, + 0xfe8ccaa2U, + 0x3698d40bU, + 0xcfa6f581U, + 0x28a57adeU, + 0x26dab78eU, + 0xa43fadbfU, + 0xe42c3a9dU, + 0x0d507892U, + 0x9b6a5fccU, + 0x62547e46U, + 0xc2f68d13U, + 0xe890d8b8U, + 0x5e2e39f7U, + 0xf582c3afU, + 0xbe9f5d80U, + 0x7c69d093U, + 0xa96fd52dU, + 0xb3cf2512U, + 0x3bc8ac99U, + 0xa710187dU, + 0x6ee89c63U, + 0x7bdb3bbbU, + 0x09cd2678U, + 0xf46e5918U, + 0x01ec9ab7U, + 0xa8834f9aU, + 0x65e6956eU, + 0x7eaaffe6U, + 0x0821bccfU, + 0xe6ef15e8U, + 0xd9bae79bU, + 0xce4a6f36U, + 0xd4ea9f09U, + 0xd629b07cU, + 0xaf31a4b2U, + 0x312a3f23U, + 0x30c6a594U, + 0xc035a266U, + 0x37744ebcU, + 0xa6fc82caU, + 0xb0e090d0U, + 0x1533a7d8U, + 0x4af10498U, + 0xf741ecdaU, + 0x0e7fcd50U, + 0x2f1791f6U, + 0x8d764dd6U, + 0x4d43efb0U, + 0x54ccaa4dU, + 0xdfe49604U, + 0xe39ed1b5U, + 0x1b4c6a88U, + 0xb8c12c1fU, + 0x7f466551U, + 0x049d5eeaU, + 0x5d018c35U, + 0x73fa8774U, + 0x2efb0b41U, + 0x5ab3671dU, + 0x5292dbd2U, + 0x33e91056U, + 0x136dd647U, + 0x8c9ad761U, + 0x7a37a10cU, + 0x8e59f814U, + 0x89eb133cU, + 0xeecea927U, + 0x35b761c9U, + 0xede11ce5U, + 0x3c7a47b1U, + 0x599cd2dfU, + 0x3f55f273U, + 0x791814ceU, + 0xbf73c737U, + 0xea53f7cdU, + 0x5b5ffdaaU, + 0x14df3d6fU, + 0x867844dbU, + 0x81caaff3U, + 0x3eb968c4U, + 0x2c382434U, + 0x5fc2a340U, + 0x72161dc3U, + 0x0cbce225U, + 0x8b283c49U, + 0x41ff0d95U, + 0x7139a801U, + 0xde080cb3U, + 0x9cd8b4e4U, + 0x906456c1U, + 0x617bcb84U, + 0x70d532b6U, + 0x74486c5cU, + 0x42d0b857U, + }; + constexpr u32 Decode2[256] = { + 0xa75051f4U, + 0x65537e41U, + 0xa4c31a17U, + 0x5e963a27U, + 0x6bcb3babU, + 0x45f11f9dU, + 0x58abacfaU, + 0x03934be3U, + 0xfa552030U, + 0x6df6ad76U, + 0x769188ccU, + 0x4c25f502U, + 0xd7fc4fe5U, + 0xcbd7c52aU, + 0x44802635U, + 0xa38fb562U, + 0x5a49deb1U, + 0x1b6725baU, + 0x0e9845eaU, + 0xc0e15dfeU, + 0x7502c32fU, + 0xf012814cU, + 0x97a38d46U, + 0xf9c66bd3U, + 0x5fe7038fU, + 0x9c951592U, + 0x7aebbf6dU, + 0x59da9552U, + 0x832dd4beU, + 0x21d35874U, + 0x692949e0U, + 0xc8448ec9U, + 0x896a75c2U, + 0x7978f48eU, + 0x3e6b9958U, + 0x71dd27b9U, + 0x4fb6bee1U, + 0xad17f088U, + 0xac66c920U, + 0x3ab47dceU, + 0x4a1863dfU, + 0x3182e51aU, + 0x33609751U, + 0x7f456253U, + 0x77e0b164U, + 0xae84bb6bU, + 0xa01cfe81U, + 0x2b94f908U, + 0x68587048U, + 0xfd198f45U, + 0x6c8794deU, + 0xf8b7527bU, + 0xd323ab73U, + 0x02e2724bU, + 0x8f57e31fU, + 0xab2a6655U, + 0x2807b2ebU, + 0xc2032fb5U, + 0x7b9a86c5U, + 0x08a5d337U, + 0x87f23028U, + 0xa5b223bfU, + 0x6aba0203U, + 0x825ced16U, + 0x1c2b8acfU, + 0xb492a779U, + 0xf2f0f307U, + 0xe2a14e69U, + 0xf4cd65daU, + 0xbed50605U, + 0x621fd134U, + 0xfe8ac4a6U, + 0x539d342eU, + 0x55a0a2f3U, + 0xe132058aU, + 0xeb75a4f6U, + 0xec390b83U, + 0xefaa4060U, + 0x9f065e71U, + 0x1051bd6eU, + 0x8af93e21U, + 0x063d96ddU, + 0x05aedd3eU, + 0xbd464de6U, + 0x8db59154U, + 0x5d0571c4U, + 0xd46f0406U, + 0x15ff6050U, + 0xfb241998U, + 0xe997d6bdU, + 0x43cc8940U, + 0x9e7767d9U, + 0x42bdb0e8U, + 0x8b880789U, + 0x5b38e719U, + 0xeedb79c8U, + 0x0a47a17cU, + 0x0fe97c42U, + 0x1ec9f884U, + 0x00000000U, + 0x86830980U, + 0xed48322bU, + 0x70ac1e11U, + 0x724e6c5aU, + 0xfffbfd0eU, + 0x38560f85U, + 0xd51e3daeU, + 0x3927362dU, + 0xd9640a0fU, + 0xa621685cU, + 0x54d19b5bU, + 0x2e3a2436U, + 0x67b10c0aU, + 0xe70f9357U, + 0x96d2b4eeU, + 0x919e1b9bU, + 0xc54f80c0U, + 0x20a261dcU, + 0x4b695a77U, + 0x1a161c12U, + 0xba0ae293U, + 0x2ae5c0a0U, + 0xe0433c22U, + 0x171d121bU, + 0x0d0b0e09U, + 0xc7adf28bU, + 0xa8b92db6U, + 0xa9c8141eU, + 0x198557f1U, + 0x074caf75U, + 0xddbbee99U, + 0x60fda37fU, + 0x269ff701U, + 0xf5bc5c72U, + 0x3bc54466U, + 0x7e345bfbU, + 0x29768b43U, + 0xc6dccb23U, + 0xfc68b6edU, + 0xf163b8e4U, + 0xdccad731U, + 0x85104263U, + 0x22401397U, + 0x112084c6U, + 0x247d854aU, + 0x3df8d2bbU, + 0x3211aef9U, + 0xa16dc729U, + 0x2f4b1d9eU, + 0x30f3dcb2U, + 0x52ec0d86U, + 0xe3d077c1U, + 0x166c2bb3U, + 0xb999a970U, + 0x48fa1194U, + 0x642247e9U, + 0x8cc4a8fcU, + 0x3f1aa0f0U, + 0x2cd8567dU, + 0x90ef2233U, + 0x4ec78749U, + 0xd1c1d938U, + 0xa2fe8ccaU, + 0x0b3698d4U, + 0x81cfa6f5U, + 0xde28a57aU, + 0x8e26dab7U, + 0xbfa43fadU, + 0x9de42c3aU, + 0x920d5078U, + 0xcc9b6a5fU, + 0x4662547eU, + 0x13c2f68dU, + 0xb8e890d8U, + 0xf75e2e39U, + 0xaff582c3U, + 0x80be9f5dU, + 0x937c69d0U, + 0x2da96fd5U, + 0x12b3cf25U, + 0x993bc8acU, + 0x7da71018U, + 0x636ee89cU, + 0xbb7bdb3bU, + 0x7809cd26U, + 0x18f46e59U, + 0xb701ec9aU, + 0x9aa8834fU, + 0x6e65e695U, + 0xe67eaaffU, + 0xcf0821bcU, + 0xe8e6ef15U, + 0x9bd9bae7U, + 0x36ce4a6fU, + 0x09d4ea9fU, + 0x7cd629b0U, + 0xb2af31a4U, + 0x23312a3fU, + 0x9430c6a5U, + 0x66c035a2U, + 0xbc37744eU, + 0xcaa6fc82U, + 0xd0b0e090U, + 0xd81533a7U, + 0x984af104U, + 0xdaf741ecU, + 0x500e7fcdU, + 0xf62f1791U, + 0xd68d764dU, + 0xb04d43efU, + 0x4d54ccaaU, + 0x04dfe496U, + 0xb5e39ed1U, + 0x881b4c6aU, + 0x1fb8c12cU, + 0x517f4665U, + 0xea049d5eU, + 0x355d018cU, + 0x7473fa87U, + 0x412efb0bU, + 0x1d5ab367U, + 0xd25292dbU, + 0x5633e910U, + 0x47136dd6U, + 0x618c9ad7U, + 0x0c7a37a1U, + 0x148e59f8U, + 0x3c89eb13U, + 0x27eecea9U, + 0xc935b761U, + 0xe5ede11cU, + 0xb13c7a47U, + 0xdf599cd2U, + 0x733f55f2U, + 0xce791814U, + 0x37bf73c7U, + 0xcdea53f7U, + 0xaa5b5ffdU, + 0x6f14df3dU, + 0xdb867844U, + 0xf381caafU, + 0xc43eb968U, + 0x342c3824U, + 0x405fc2a3U, + 0xc372161dU, + 0x250cbce2U, + 0x498b283cU, + 0x9541ff0dU, + 0x017139a8U, + 0xb3de080cU, + 0xe49cd8b4U, + 0xc1906456U, + 0x84617bcbU, + 0xb670d532U, + 0x5c74486cU, + 0x5742d0b8U, + }; + constexpr u32 Decode3[256] = { + 0xf4a75051U, + 0x4165537eU, + 0x17a4c31aU, + 0x275e963aU, + 0xab6bcb3bU, + 0x9d45f11fU, + 0xfa58abacU, + 0xe303934bU, + 0x30fa5520U, + 0x766df6adU, + 0xcc769188U, + 0x024c25f5U, + 0xe5d7fc4fU, + 0x2acbd7c5U, + 0x35448026U, + 0x62a38fb5U, + 0xb15a49deU, + 0xba1b6725U, + 0xea0e9845U, + 0xfec0e15dU, + 0x2f7502c3U, + 0x4cf01281U, + 0x4697a38dU, + 0xd3f9c66bU, + 0x8f5fe703U, + 0x929c9515U, + 0x6d7aebbfU, + 0x5259da95U, + 0xbe832dd4U, + 0x7421d358U, + 0xe0692949U, + 0xc9c8448eU, + 0xc2896a75U, + 0x8e7978f4U, + 0x583e6b99U, + 0xb971dd27U, + 0xe14fb6beU, + 0x88ad17f0U, + 0x20ac66c9U, + 0xce3ab47dU, + 0xdf4a1863U, + 0x1a3182e5U, + 0x51336097U, + 0x537f4562U, + 0x6477e0b1U, + 0x6bae84bbU, + 0x81a01cfeU, + 0x082b94f9U, + 0x48685870U, + 0x45fd198fU, + 0xde6c8794U, + 0x7bf8b752U, + 0x73d323abU, + 0x4b02e272U, + 0x1f8f57e3U, + 0x55ab2a66U, + 0xeb2807b2U, + 0xb5c2032fU, + 0xc57b9a86U, + 0x3708a5d3U, + 0x2887f230U, + 0xbfa5b223U, + 0x036aba02U, + 0x16825cedU, + 0xcf1c2b8aU, + 0x79b492a7U, + 0x07f2f0f3U, + 0x69e2a14eU, + 0xdaf4cd65U, + 0x05bed506U, + 0x34621fd1U, + 0xa6fe8ac4U, + 0x2e539d34U, + 0xf355a0a2U, + 0x8ae13205U, + 0xf6eb75a4U, + 0x83ec390bU, + 0x60efaa40U, + 0x719f065eU, + 0x6e1051bdU, + 0x218af93eU, + 0xdd063d96U, + 0x3e05aeddU, + 0xe6bd464dU, + 0x548db591U, + 0xc45d0571U, + 0x06d46f04U, + 0x5015ff60U, + 0x98fb2419U, + 0xbde997d6U, + 0x4043cc89U, + 0xd99e7767U, + 0xe842bdb0U, + 0x898b8807U, + 0x195b38e7U, + 0xc8eedb79U, + 0x7c0a47a1U, + 0x420fe97cU, + 0x841ec9f8U, + 0x00000000U, + 0x80868309U, + 0x2bed4832U, + 0x1170ac1eU, + 0x5a724e6cU, + 0x0efffbfdU, + 0x8538560fU, + 0xaed51e3dU, + 0x2d392736U, + 0x0fd9640aU, + 0x5ca62168U, + 0x5b54d19bU, + 0x362e3a24U, + 0x0a67b10cU, + 0x57e70f93U, + 0xee96d2b4U, + 0x9b919e1bU, + 0xc0c54f80U, + 0xdc20a261U, + 0x774b695aU, + 0x121a161cU, + 0x93ba0ae2U, + 0xa02ae5c0U, + 0x22e0433cU, + 0x1b171d12U, + 0x090d0b0eU, + 0x8bc7adf2U, + 0xb6a8b92dU, + 0x1ea9c814U, + 0xf1198557U, + 0x75074cafU, + 0x99ddbbeeU, + 0x7f60fda3U, + 0x01269ff7U, + 0x72f5bc5cU, + 0x663bc544U, + 0xfb7e345bU, + 0x4329768bU, + 0x23c6dccbU, + 0xedfc68b6U, + 0xe4f163b8U, + 0x31dccad7U, + 0x63851042U, + 0x97224013U, + 0xc6112084U, + 0x4a247d85U, + 0xbb3df8d2U, + 0xf93211aeU, + 0x29a16dc7U, + 0x9e2f4b1dU, + 0xb230f3dcU, + 0x8652ec0dU, + 0xc1e3d077U, + 0xb3166c2bU, + 0x70b999a9U, + 0x9448fa11U, + 0xe9642247U, + 0xfc8cc4a8U, + 0xf03f1aa0U, + 0x7d2cd856U, + 0x3390ef22U, + 0x494ec787U, + 0x38d1c1d9U, + 0xcaa2fe8cU, + 0xd40b3698U, + 0xf581cfa6U, + 0x7ade28a5U, + 0xb78e26daU, + 0xadbfa43fU, + 0x3a9de42cU, + 0x78920d50U, + 0x5fcc9b6aU, + 0x7e466254U, + 0x8d13c2f6U, + 0xd8b8e890U, + 0x39f75e2eU, + 0xc3aff582U, + 0x5d80be9fU, + 0xd0937c69U, + 0xd52da96fU, + 0x2512b3cfU, + 0xac993bc8U, + 0x187da710U, + 0x9c636ee8U, + 0x3bbb7bdbU, + 0x267809cdU, + 0x5918f46eU, + 0x9ab701ecU, + 0x4f9aa883U, + 0x956e65e6U, + 0xffe67eaaU, + 0xbccf0821U, + 0x15e8e6efU, + 0xe79bd9baU, + 0x6f36ce4aU, + 0x9f09d4eaU, + 0xb07cd629U, + 0xa4b2af31U, + 0x3f23312aU, + 0xa59430c6U, + 0xa266c035U, + 0x4ebc3774U, + 0x82caa6fcU, + 0x90d0b0e0U, + 0xa7d81533U, + 0x04984af1U, + 0xecdaf741U, + 0xcd500e7fU, + 0x91f62f17U, + 0x4dd68d76U, + 0xefb04d43U, + 0xaa4d54ccU, + 0x9604dfe4U, + 0xd1b5e39eU, + 0x6a881b4cU, + 0x2c1fb8c1U, + 0x65517f46U, + 0x5eea049dU, + 0x8c355d01U, + 0x877473faU, + 0x0b412efbU, + 0x671d5ab3U, + 0xdbd25292U, + 0x105633e9U, + 0xd647136dU, + 0xd7618c9aU, + 0xa10c7a37U, + 0xf8148e59U, + 0x133c89ebU, + 0xa927eeceU, + 0x61c935b7U, + 0x1ce5ede1U, + 0x47b13c7aU, + 0xd2df599cU, + 0xf2733f55U, + 0x14ce7918U, + 0xc737bf73U, + 0xf7cdea53U, + 0xfdaa5b5fU, + 0x3d6f14dfU, + 0x44db8678U, + 0xaff381caU, + 0x68c43eb9U, + 0x24342c38U, + 0xa3405fc2U, + 0x1dc37216U, + 0xe2250cbcU, + 0x3c498b28U, + 0x0d9541ffU, + 0xa8017139U, + 0x0cb3de08U, + 0xb4e49cd8U, + 0x56c19064U, + 0xcb84617bU, + 0x32b670d5U, + 0x6c5c7448U, + 0xb85742d0U, + }; + constexpr u8 Decode4[256] = { + 0x52U, + 0x09U, + 0x6aU, + 0xd5U, + 0x30U, + 0x36U, + 0xa5U, + 0x38U, + 0xbfU, + 0x40U, + 0xa3U, + 0x9eU, + 0x81U, + 0xf3U, + 0xd7U, + 0xfbU, + 0x7cU, + 0xe3U, + 0x39U, + 0x82U, + 0x9bU, + 0x2fU, + 0xffU, + 0x87U, + 0x34U, + 0x8eU, + 0x43U, + 0x44U, + 0xc4U, + 0xdeU, + 0xe9U, + 0xcbU, + 0x54U, + 0x7bU, + 0x94U, + 0x32U, + 0xa6U, + 0xc2U, + 0x23U, + 0x3dU, + 0xeeU, + 0x4cU, + 0x95U, + 0x0bU, + 0x42U, + 0xfaU, + 0xc3U, + 0x4eU, + 0x08U, + 0x2eU, + 0xa1U, + 0x66U, + 0x28U, + 0xd9U, + 0x24U, + 0xb2U, + 0x76U, + 0x5bU, + 0xa2U, + 0x49U, + 0x6dU, + 0x8bU, + 0xd1U, + 0x25U, + 0x72U, + 0xf8U, + 0xf6U, + 0x64U, + 0x86U, + 0x68U, + 0x98U, + 0x16U, + 0xd4U, + 0xa4U, + 0x5cU, + 0xccU, + 0x5dU, + 0x65U, + 0xb6U, + 0x92U, + 0x6cU, + 0x70U, + 0x48U, + 0x50U, + 0xfdU, + 0xedU, + 0xb9U, + 0xdaU, + 0x5eU, + 0x15U, + 0x46U, + 0x57U, + 0xa7U, + 0x8dU, + 0x9dU, + 0x84U, + 0x90U, + 0xd8U, + 0xabU, + 0x00U, + 0x8cU, + 0xbcU, + 0xd3U, + 0x0aU, + 0xf7U, + 0xe4U, + 0x58U, + 0x05U, + 0xb8U, + 0xb3U, + 0x45U, + 0x06U, + 0xd0U, + 0x2cU, + 0x1eU, + 0x8fU, + 0xcaU, + 0x3fU, + 0x0fU, + 0x02U, + 0xc1U, + 0xafU, + 0xbdU, + 0x03U, + 0x01U, + 0x13U, + 0x8aU, + 0x6bU, + 0x3aU, + 0x91U, + 0x11U, + 0x41U, + 0x4fU, + 0x67U, + 0xdcU, + 0xeaU, + 0x97U, + 0xf2U, + 0xcfU, + 0xceU, + 0xf0U, + 0xb4U, + 0xe6U, + 0x73U, + 0x96U, + 0xacU, + 0x74U, + 0x22U, + 0xe7U, + 0xadU, + 0x35U, + 0x85U, + 0xe2U, + 0xf9U, + 0x37U, + 0xe8U, + 0x1cU, + 0x75U, + 0xdfU, + 0x6eU, + 0x47U, + 0xf1U, + 0x1aU, + 0x71U, + 0x1dU, + 0x29U, + 0xc5U, + 0x89U, + 0x6fU, + 0xb7U, + 0x62U, + 0x0eU, + 0xaaU, + 0x18U, + 0xbeU, + 0x1bU, + 0xfcU, + 0x56U, + 0x3eU, + 0x4bU, + 0xc6U, + 0xd2U, + 0x79U, + 0x20U, + 0x9aU, + 0xdbU, + 0xc0U, + 0xfeU, + 0x78U, + 0xcdU, + 0x5aU, + 0xf4U, + 0x1fU, + 0xddU, + 0xa8U, + 0x33U, + 0x88U, + 0x07U, + 0xc7U, + 0x31U, + 0xb1U, + 0x12U, + 0x10U, + 0x59U, + 0x27U, + 0x80U, + 0xecU, + 0x5fU, + 0x60U, + 0x51U, + 0x7fU, + 0xa9U, + 0x19U, + 0xb5U, + 0x4aU, + 0x0dU, + 0x2dU, + 0xe5U, + 0x7aU, + 0x9fU, + 0x93U, + 0xc9U, + 0x9cU, + 0xefU, + 0xa0U, + 0xe0U, + 0x3bU, + 0x4dU, + 0xaeU, + 0x2aU, + 0xf5U, + 0xb0U, + 0xc8U, + 0xebU, + 0xbbU, + 0x3cU, + 0x83U, + 0x53U, + 0x99U, + 0x61U, + 0x17U, + 0x2bU, + 0x04U, + 0x7eU, + 0xbaU, + 0x77U, + 0xd6U, + 0x26U, + 0xe1U, + 0x69U, + 0x14U, + 0x63U, + 0x55U, + 0x21U, + 0x0cU, + 0x7dU, + }; + + // RCON + constexpr u32 RCON[] = { + 0x01000000, + 0x02000000, + 0x04000000, + 0x08000000, + 0x10000000, + 0x20000000, + 0x40000000, + 0x80000000, + 0x1B000000, + 0x36000000, + }; } - AESCipherBlock(const u8* data, size_t length, PaddingMode mode = PaddingMode::CMS) - : AESCipherBlock(mode) - { - overwrite(data, length); - } - - static size_t block_size() { return BLOCK_SIZE / 8; }; - - virtual ByteBuffer get() const override { return m_data; }; - virtual const ByteBuffer& data() const override { return m_data; }; - - virtual void overwrite(const ByteBuffer&) override; - virtual void overwrite(const u8* data, size_t length) override; - - virtual void apply_initialization_vector(const u8* ivec) override - { - for (size_t i = 0; i < block_size(); ++i) - m_data[i] ^= ivec[i]; - } - - String to_string() const; - -private: - virtual ByteBuffer& data() override { return m_data; }; - - static constexpr size_t BLOCK_SIZE = 128; - ByteBuffer m_data; -}; - -struct AESCipherKey : public CipherKey { - virtual ByteBuffer data() const override { return ByteBuffer::copy(m_rd_keys, sizeof(m_rd_keys)); }; - virtual void expand_encrypt_key(const StringView& user_key, size_t bits) override; - virtual void expand_decrypt_key(const StringView& user_key, size_t bits) override; - static bool is_valid_key_size(size_t bits) { return bits == 128 || bits == 192 || bits == 256; }; - String to_string() const; - const u32* round_keys() const - { - return (const u32*)m_rd_keys; - } - - AESCipherKey(const StringView& user_key, size_t key_bits, Intent intent) - { - if (intent == Intent::Encryption) - expand_encrypt_key(user_key, key_bits); - else - expand_decrypt_key(user_key, key_bits); - } - - virtual ~AESCipherKey() override {} - - size_t rounds() const { return m_rounds; } - -protected: - u32* round_keys() - { - return (u32*)m_rd_keys; - } - -private: - static constexpr size_t MAX_ROUND_COUNT = 14; - u32 m_rd_keys[(MAX_ROUND_COUNT + 1) * 4] { 0 }; - size_t m_rounds; -}; - -class AESCipher final : public Cipher { -public: - using CBCMode = CBC; - - AESCipher(const StringView& user_key, size_t key_bits, Intent intent = Intent::Encryption, PaddingMode mode = PaddingMode::CMS) - : Cipher(mode) - , m_key(user_key, key_bits, intent) - { - } - - virtual const AESCipherKey& key() const override { return m_key; }; - virtual AESCipherKey& key() override { return m_key; }; - - virtual void encrypt_block(const BlockType& in, BlockType& out) override; - virtual void decrypt_block(const BlockType& in, BlockType& out) override; - -protected: - AESCipherKey m_key; -}; - -namespace Tables { - // Encryption constant tables - constexpr u32 Encode0[256] = { - 0xc66363a5U, - 0xf87c7c84U, - 0xee777799U, - 0xf67b7b8dU, - 0xfff2f20dU, - 0xd66b6bbdU, - 0xde6f6fb1U, - 0x91c5c554U, - 0x60303050U, - 0x02010103U, - 0xce6767a9U, - 0x562b2b7dU, - 0xe7fefe19U, - 0xb5d7d762U, - 0x4dababe6U, - 0xec76769aU, - 0x8fcaca45U, - 0x1f82829dU, - 0x89c9c940U, - 0xfa7d7d87U, - 0xeffafa15U, - 0xb25959ebU, - 0x8e4747c9U, - 0xfbf0f00bU, - 0x41adadecU, - 0xb3d4d467U, - 0x5fa2a2fdU, - 0x45afafeaU, - 0x239c9cbfU, - 0x53a4a4f7U, - 0xe4727296U, - 0x9bc0c05bU, - 0x75b7b7c2U, - 0xe1fdfd1cU, - 0x3d9393aeU, - 0x4c26266aU, - 0x6c36365aU, - 0x7e3f3f41U, - 0xf5f7f702U, - 0x83cccc4fU, - 0x6834345cU, - 0x51a5a5f4U, - 0xd1e5e534U, - 0xf9f1f108U, - 0xe2717193U, - 0xabd8d873U, - 0x62313153U, - 0x2a15153fU, - 0x0804040cU, - 0x95c7c752U, - 0x46232365U, - 0x9dc3c35eU, - 0x30181828U, - 0x379696a1U, - 0x0a05050fU, - 0x2f9a9ab5U, - 0x0e070709U, - 0x24121236U, - 0x1b80809bU, - 0xdfe2e23dU, - 0xcdebeb26U, - 0x4e272769U, - 0x7fb2b2cdU, - 0xea75759fU, - 0x1209091bU, - 0x1d83839eU, - 0x582c2c74U, - 0x341a1a2eU, - 0x361b1b2dU, - 0xdc6e6eb2U, - 0xb45a5aeeU, - 0x5ba0a0fbU, - 0xa45252f6U, - 0x763b3b4dU, - 0xb7d6d661U, - 0x7db3b3ceU, - 0x5229297bU, - 0xdde3e33eU, - 0x5e2f2f71U, - 0x13848497U, - 0xa65353f5U, - 0xb9d1d168U, - 0x00000000U, - 0xc1eded2cU, - 0x40202060U, - 0xe3fcfc1fU, - 0x79b1b1c8U, - 0xb65b5bedU, - 0xd46a6abeU, - 0x8dcbcb46U, - 0x67bebed9U, - 0x7239394bU, - 0x944a4adeU, - 0x984c4cd4U, - 0xb05858e8U, - 0x85cfcf4aU, - 0xbbd0d06bU, - 0xc5efef2aU, - 0x4faaaae5U, - 0xedfbfb16U, - 0x864343c5U, - 0x9a4d4dd7U, - 0x66333355U, - 0x11858594U, - 0x8a4545cfU, - 0xe9f9f910U, - 0x04020206U, - 0xfe7f7f81U, - 0xa05050f0U, - 0x783c3c44U, - 0x259f9fbaU, - 0x4ba8a8e3U, - 0xa25151f3U, - 0x5da3a3feU, - 0x804040c0U, - 0x058f8f8aU, - 0x3f9292adU, - 0x219d9dbcU, - 0x70383848U, - 0xf1f5f504U, - 0x63bcbcdfU, - 0x77b6b6c1U, - 0xafdada75U, - 0x42212163U, - 0x20101030U, - 0xe5ffff1aU, - 0xfdf3f30eU, - 0xbfd2d26dU, - 0x81cdcd4cU, - 0x180c0c14U, - 0x26131335U, - 0xc3ecec2fU, - 0xbe5f5fe1U, - 0x359797a2U, - 0x884444ccU, - 0x2e171739U, - 0x93c4c457U, - 0x55a7a7f2U, - 0xfc7e7e82U, - 0x7a3d3d47U, - 0xc86464acU, - 0xba5d5de7U, - 0x3219192bU, - 0xe6737395U, - 0xc06060a0U, - 0x19818198U, - 0x9e4f4fd1U, - 0xa3dcdc7fU, - 0x44222266U, - 0x542a2a7eU, - 0x3b9090abU, - 0x0b888883U, - 0x8c4646caU, - 0xc7eeee29U, - 0x6bb8b8d3U, - 0x2814143cU, - 0xa7dede79U, - 0xbc5e5ee2U, - 0x160b0b1dU, - 0xaddbdb76U, - 0xdbe0e03bU, - 0x64323256U, - 0x743a3a4eU, - 0x140a0a1eU, - 0x924949dbU, - 0x0c06060aU, - 0x4824246cU, - 0xb85c5ce4U, - 0x9fc2c25dU, - 0xbdd3d36eU, - 0x43acacefU, - 0xc46262a6U, - 0x399191a8U, - 0x319595a4U, - 0xd3e4e437U, - 0xf279798bU, - 0xd5e7e732U, - 0x8bc8c843U, - 0x6e373759U, - 0xda6d6db7U, - 0x018d8d8cU, - 0xb1d5d564U, - 0x9c4e4ed2U, - 0x49a9a9e0U, - 0xd86c6cb4U, - 0xac5656faU, - 0xf3f4f407U, - 0xcfeaea25U, - 0xca6565afU, - 0xf47a7a8eU, - 0x47aeaee9U, - 0x10080818U, - 0x6fbabad5U, - 0xf0787888U, - 0x4a25256fU, - 0x5c2e2e72U, - 0x381c1c24U, - 0x57a6a6f1U, - 0x73b4b4c7U, - 0x97c6c651U, - 0xcbe8e823U, - 0xa1dddd7cU, - 0xe874749cU, - 0x3e1f1f21U, - 0x964b4bddU, - 0x61bdbddcU, - 0x0d8b8b86U, - 0x0f8a8a85U, - 0xe0707090U, - 0x7c3e3e42U, - 0x71b5b5c4U, - 0xcc6666aaU, - 0x904848d8U, - 0x06030305U, - 0xf7f6f601U, - 0x1c0e0e12U, - 0xc26161a3U, - 0x6a35355fU, - 0xae5757f9U, - 0x69b9b9d0U, - 0x17868691U, - 0x99c1c158U, - 0x3a1d1d27U, - 0x279e9eb9U, - 0xd9e1e138U, - 0xebf8f813U, - 0x2b9898b3U, - 0x22111133U, - 0xd26969bbU, - 0xa9d9d970U, - 0x078e8e89U, - 0x339494a7U, - 0x2d9b9bb6U, - 0x3c1e1e22U, - 0x15878792U, - 0xc9e9e920U, - 0x87cece49U, - 0xaa5555ffU, - 0x50282878U, - 0xa5dfdf7aU, - 0x038c8c8fU, - 0x59a1a1f8U, - 0x09898980U, - 0x1a0d0d17U, - 0x65bfbfdaU, - 0xd7e6e631U, - 0x844242c6U, - 0xd06868b8U, - 0x824141c3U, - 0x299999b0U, - 0x5a2d2d77U, - 0x1e0f0f11U, - 0x7bb0b0cbU, - 0xa85454fcU, - 0x6dbbbbd6U, - 0x2c16163aU, - }; - constexpr u32 Encode1[256] = { - 0xa5c66363U, - 0x84f87c7cU, - 0x99ee7777U, - 0x8df67b7bU, - 0x0dfff2f2U, - 0xbdd66b6bU, - 0xb1de6f6fU, - 0x5491c5c5U, - 0x50603030U, - 0x03020101U, - 0xa9ce6767U, - 0x7d562b2bU, - 0x19e7fefeU, - 0x62b5d7d7U, - 0xe64dababU, - 0x9aec7676U, - 0x458fcacaU, - 0x9d1f8282U, - 0x4089c9c9U, - 0x87fa7d7dU, - 0x15effafaU, - 0xebb25959U, - 0xc98e4747U, - 0x0bfbf0f0U, - 0xec41adadU, - 0x67b3d4d4U, - 0xfd5fa2a2U, - 0xea45afafU, - 0xbf239c9cU, - 0xf753a4a4U, - 0x96e47272U, - 0x5b9bc0c0U, - 0xc275b7b7U, - 0x1ce1fdfdU, - 0xae3d9393U, - 0x6a4c2626U, - 0x5a6c3636U, - 0x417e3f3fU, - 0x02f5f7f7U, - 0x4f83ccccU, - 0x5c683434U, - 0xf451a5a5U, - 0x34d1e5e5U, - 0x08f9f1f1U, - 0x93e27171U, - 0x73abd8d8U, - 0x53623131U, - 0x3f2a1515U, - 0x0c080404U, - 0x5295c7c7U, - 0x65462323U, - 0x5e9dc3c3U, - 0x28301818U, - 0xa1379696U, - 0x0f0a0505U, - 0xb52f9a9aU, - 0x090e0707U, - 0x36241212U, - 0x9b1b8080U, - 0x3ddfe2e2U, - 0x26cdebebU, - 0x694e2727U, - 0xcd7fb2b2U, - 0x9fea7575U, - 0x1b120909U, - 0x9e1d8383U, - 0x74582c2cU, - 0x2e341a1aU, - 0x2d361b1bU, - 0xb2dc6e6eU, - 0xeeb45a5aU, - 0xfb5ba0a0U, - 0xf6a45252U, - 0x4d763b3bU, - 0x61b7d6d6U, - 0xce7db3b3U, - 0x7b522929U, - 0x3edde3e3U, - 0x715e2f2fU, - 0x97138484U, - 0xf5a65353U, - 0x68b9d1d1U, - 0x00000000U, - 0x2cc1ededU, - 0x60402020U, - 0x1fe3fcfcU, - 0xc879b1b1U, - 0xedb65b5bU, - 0xbed46a6aU, - 0x468dcbcbU, - 0xd967bebeU, - 0x4b723939U, - 0xde944a4aU, - 0xd4984c4cU, - 0xe8b05858U, - 0x4a85cfcfU, - 0x6bbbd0d0U, - 0x2ac5efefU, - 0xe54faaaaU, - 0x16edfbfbU, - 0xc5864343U, - 0xd79a4d4dU, - 0x55663333U, - 0x94118585U, - 0xcf8a4545U, - 0x10e9f9f9U, - 0x06040202U, - 0x81fe7f7fU, - 0xf0a05050U, - 0x44783c3cU, - 0xba259f9fU, - 0xe34ba8a8U, - 0xf3a25151U, - 0xfe5da3a3U, - 0xc0804040U, - 0x8a058f8fU, - 0xad3f9292U, - 0xbc219d9dU, - 0x48703838U, - 0x04f1f5f5U, - 0xdf63bcbcU, - 0xc177b6b6U, - 0x75afdadaU, - 0x63422121U, - 0x30201010U, - 0x1ae5ffffU, - 0x0efdf3f3U, - 0x6dbfd2d2U, - 0x4c81cdcdU, - 0x14180c0cU, - 0x35261313U, - 0x2fc3ececU, - 0xe1be5f5fU, - 0xa2359797U, - 0xcc884444U, - 0x392e1717U, - 0x5793c4c4U, - 0xf255a7a7U, - 0x82fc7e7eU, - 0x477a3d3dU, - 0xacc86464U, - 0xe7ba5d5dU, - 0x2b321919U, - 0x95e67373U, - 0xa0c06060U, - 0x98198181U, - 0xd19e4f4fU, - 0x7fa3dcdcU, - 0x66442222U, - 0x7e542a2aU, - 0xab3b9090U, - 0x830b8888U, - 0xca8c4646U, - 0x29c7eeeeU, - 0xd36bb8b8U, - 0x3c281414U, - 0x79a7dedeU, - 0xe2bc5e5eU, - 0x1d160b0bU, - 0x76addbdbU, - 0x3bdbe0e0U, - 0x56643232U, - 0x4e743a3aU, - 0x1e140a0aU, - 0xdb924949U, - 0x0a0c0606U, - 0x6c482424U, - 0xe4b85c5cU, - 0x5d9fc2c2U, - 0x6ebdd3d3U, - 0xef43acacU, - 0xa6c46262U, - 0xa8399191U, - 0xa4319595U, - 0x37d3e4e4U, - 0x8bf27979U, - 0x32d5e7e7U, - 0x438bc8c8U, - 0x596e3737U, - 0xb7da6d6dU, - 0x8c018d8dU, - 0x64b1d5d5U, - 0xd29c4e4eU, - 0xe049a9a9U, - 0xb4d86c6cU, - 0xfaac5656U, - 0x07f3f4f4U, - 0x25cfeaeaU, - 0xafca6565U, - 0x8ef47a7aU, - 0xe947aeaeU, - 0x18100808U, - 0xd56fbabaU, - 0x88f07878U, - 0x6f4a2525U, - 0x725c2e2eU, - 0x24381c1cU, - 0xf157a6a6U, - 0xc773b4b4U, - 0x5197c6c6U, - 0x23cbe8e8U, - 0x7ca1ddddU, - 0x9ce87474U, - 0x213e1f1fU, - 0xdd964b4bU, - 0xdc61bdbdU, - 0x860d8b8bU, - 0x850f8a8aU, - 0x90e07070U, - 0x427c3e3eU, - 0xc471b5b5U, - 0xaacc6666U, - 0xd8904848U, - 0x05060303U, - 0x01f7f6f6U, - 0x121c0e0eU, - 0xa3c26161U, - 0x5f6a3535U, - 0xf9ae5757U, - 0xd069b9b9U, - 0x91178686U, - 0x5899c1c1U, - 0x273a1d1dU, - 0xb9279e9eU, - 0x38d9e1e1U, - 0x13ebf8f8U, - 0xb32b9898U, - 0x33221111U, - 0xbbd26969U, - 0x70a9d9d9U, - 0x89078e8eU, - 0xa7339494U, - 0xb62d9b9bU, - 0x223c1e1eU, - 0x92158787U, - 0x20c9e9e9U, - 0x4987ceceU, - 0xffaa5555U, - 0x78502828U, - 0x7aa5dfdfU, - 0x8f038c8cU, - 0xf859a1a1U, - 0x80098989U, - 0x171a0d0dU, - 0xda65bfbfU, - 0x31d7e6e6U, - 0xc6844242U, - 0xb8d06868U, - 0xc3824141U, - 0xb0299999U, - 0x775a2d2dU, - 0x111e0f0fU, - 0xcb7bb0b0U, - 0xfca85454U, - 0xd66dbbbbU, - 0x3a2c1616U, - }; - constexpr u32 Encode2[256] = { - 0x63a5c663U, - 0x7c84f87cU, - 0x7799ee77U, - 0x7b8df67bU, - 0xf20dfff2U, - 0x6bbdd66bU, - 0x6fb1de6fU, - 0xc55491c5U, - 0x30506030U, - 0x01030201U, - 0x67a9ce67U, - 0x2b7d562bU, - 0xfe19e7feU, - 0xd762b5d7U, - 0xabe64dabU, - 0x769aec76U, - 0xca458fcaU, - 0x829d1f82U, - 0xc94089c9U, - 0x7d87fa7dU, - 0xfa15effaU, - 0x59ebb259U, - 0x47c98e47U, - 0xf00bfbf0U, - 0xadec41adU, - 0xd467b3d4U, - 0xa2fd5fa2U, - 0xafea45afU, - 0x9cbf239cU, - 0xa4f753a4U, - 0x7296e472U, - 0xc05b9bc0U, - 0xb7c275b7U, - 0xfd1ce1fdU, - 0x93ae3d93U, - 0x266a4c26U, - 0x365a6c36U, - 0x3f417e3fU, - 0xf702f5f7U, - 0xcc4f83ccU, - 0x345c6834U, - 0xa5f451a5U, - 0xe534d1e5U, - 0xf108f9f1U, - 0x7193e271U, - 0xd873abd8U, - 0x31536231U, - 0x153f2a15U, - 0x040c0804U, - 0xc75295c7U, - 0x23654623U, - 0xc35e9dc3U, - 0x18283018U, - 0x96a13796U, - 0x050f0a05U, - 0x9ab52f9aU, - 0x07090e07U, - 0x12362412U, - 0x809b1b80U, - 0xe23ddfe2U, - 0xeb26cdebU, - 0x27694e27U, - 0xb2cd7fb2U, - 0x759fea75U, - 0x091b1209U, - 0x839e1d83U, - 0x2c74582cU, - 0x1a2e341aU, - 0x1b2d361bU, - 0x6eb2dc6eU, - 0x5aeeb45aU, - 0xa0fb5ba0U, - 0x52f6a452U, - 0x3b4d763bU, - 0xd661b7d6U, - 0xb3ce7db3U, - 0x297b5229U, - 0xe33edde3U, - 0x2f715e2fU, - 0x84971384U, - 0x53f5a653U, - 0xd168b9d1U, - 0x00000000U, - 0xed2cc1edU, - 0x20604020U, - 0xfc1fe3fcU, - 0xb1c879b1U, - 0x5bedb65bU, - 0x6abed46aU, - 0xcb468dcbU, - 0xbed967beU, - 0x394b7239U, - 0x4ade944aU, - 0x4cd4984cU, - 0x58e8b058U, - 0xcf4a85cfU, - 0xd06bbbd0U, - 0xef2ac5efU, - 0xaae54faaU, - 0xfb16edfbU, - 0x43c58643U, - 0x4dd79a4dU, - 0x33556633U, - 0x85941185U, - 0x45cf8a45U, - 0xf910e9f9U, - 0x02060402U, - 0x7f81fe7fU, - 0x50f0a050U, - 0x3c44783cU, - 0x9fba259fU, - 0xa8e34ba8U, - 0x51f3a251U, - 0xa3fe5da3U, - 0x40c08040U, - 0x8f8a058fU, - 0x92ad3f92U, - 0x9dbc219dU, - 0x38487038U, - 0xf504f1f5U, - 0xbcdf63bcU, - 0xb6c177b6U, - 0xda75afdaU, - 0x21634221U, - 0x10302010U, - 0xff1ae5ffU, - 0xf30efdf3U, - 0xd26dbfd2U, - 0xcd4c81cdU, - 0x0c14180cU, - 0x13352613U, - 0xec2fc3ecU, - 0x5fe1be5fU, - 0x97a23597U, - 0x44cc8844U, - 0x17392e17U, - 0xc45793c4U, - 0xa7f255a7U, - 0x7e82fc7eU, - 0x3d477a3dU, - 0x64acc864U, - 0x5de7ba5dU, - 0x192b3219U, - 0x7395e673U, - 0x60a0c060U, - 0x81981981U, - 0x4fd19e4fU, - 0xdc7fa3dcU, - 0x22664422U, - 0x2a7e542aU, - 0x90ab3b90U, - 0x88830b88U, - 0x46ca8c46U, - 0xee29c7eeU, - 0xb8d36bb8U, - 0x143c2814U, - 0xde79a7deU, - 0x5ee2bc5eU, - 0x0b1d160bU, - 0xdb76addbU, - 0xe03bdbe0U, - 0x32566432U, - 0x3a4e743aU, - 0x0a1e140aU, - 0x49db9249U, - 0x060a0c06U, - 0x246c4824U, - 0x5ce4b85cU, - 0xc25d9fc2U, - 0xd36ebdd3U, - 0xacef43acU, - 0x62a6c462U, - 0x91a83991U, - 0x95a43195U, - 0xe437d3e4U, - 0x798bf279U, - 0xe732d5e7U, - 0xc8438bc8U, - 0x37596e37U, - 0x6db7da6dU, - 0x8d8c018dU, - 0xd564b1d5U, - 0x4ed29c4eU, - 0xa9e049a9U, - 0x6cb4d86cU, - 0x56faac56U, - 0xf407f3f4U, - 0xea25cfeaU, - 0x65afca65U, - 0x7a8ef47aU, - 0xaee947aeU, - 0x08181008U, - 0xbad56fbaU, - 0x7888f078U, - 0x256f4a25U, - 0x2e725c2eU, - 0x1c24381cU, - 0xa6f157a6U, - 0xb4c773b4U, - 0xc65197c6U, - 0xe823cbe8U, - 0xdd7ca1ddU, - 0x749ce874U, - 0x1f213e1fU, - 0x4bdd964bU, - 0xbddc61bdU, - 0x8b860d8bU, - 0x8a850f8aU, - 0x7090e070U, - 0x3e427c3eU, - 0xb5c471b5U, - 0x66aacc66U, - 0x48d89048U, - 0x03050603U, - 0xf601f7f6U, - 0x0e121c0eU, - 0x61a3c261U, - 0x355f6a35U, - 0x57f9ae57U, - 0xb9d069b9U, - 0x86911786U, - 0xc15899c1U, - 0x1d273a1dU, - 0x9eb9279eU, - 0xe138d9e1U, - 0xf813ebf8U, - 0x98b32b98U, - 0x11332211U, - 0x69bbd269U, - 0xd970a9d9U, - 0x8e89078eU, - 0x94a73394U, - 0x9bb62d9bU, - 0x1e223c1eU, - 0x87921587U, - 0xe920c9e9U, - 0xce4987ceU, - 0x55ffaa55U, - 0x28785028U, - 0xdf7aa5dfU, - 0x8c8f038cU, - 0xa1f859a1U, - 0x89800989U, - 0x0d171a0dU, - 0xbfda65bfU, - 0xe631d7e6U, - 0x42c68442U, - 0x68b8d068U, - 0x41c38241U, - 0x99b02999U, - 0x2d775a2dU, - 0x0f111e0fU, - 0xb0cb7bb0U, - 0x54fca854U, - 0xbbd66dbbU, - 0x163a2c16U, - }; - constexpr u32 Encode3[256] = { - 0x6363a5c6U, - 0x7c7c84f8U, - 0x777799eeU, - 0x7b7b8df6U, - 0xf2f20dffU, - 0x6b6bbdd6U, - 0x6f6fb1deU, - 0xc5c55491U, - 0x30305060U, - 0x01010302U, - 0x6767a9ceU, - 0x2b2b7d56U, - 0xfefe19e7U, - 0xd7d762b5U, - 0xababe64dU, - 0x76769aecU, - 0xcaca458fU, - 0x82829d1fU, - 0xc9c94089U, - 0x7d7d87faU, - 0xfafa15efU, - 0x5959ebb2U, - 0x4747c98eU, - 0xf0f00bfbU, - 0xadadec41U, - 0xd4d467b3U, - 0xa2a2fd5fU, - 0xafafea45U, - 0x9c9cbf23U, - 0xa4a4f753U, - 0x727296e4U, - 0xc0c05b9bU, - 0xb7b7c275U, - 0xfdfd1ce1U, - 0x9393ae3dU, - 0x26266a4cU, - 0x36365a6cU, - 0x3f3f417eU, - 0xf7f702f5U, - 0xcccc4f83U, - 0x34345c68U, - 0xa5a5f451U, - 0xe5e534d1U, - 0xf1f108f9U, - 0x717193e2U, - 0xd8d873abU, - 0x31315362U, - 0x15153f2aU, - 0x04040c08U, - 0xc7c75295U, - 0x23236546U, - 0xc3c35e9dU, - 0x18182830U, - 0x9696a137U, - 0x05050f0aU, - 0x9a9ab52fU, - 0x0707090eU, - 0x12123624U, - 0x80809b1bU, - 0xe2e23ddfU, - 0xebeb26cdU, - 0x2727694eU, - 0xb2b2cd7fU, - 0x75759feaU, - 0x09091b12U, - 0x83839e1dU, - 0x2c2c7458U, - 0x1a1a2e34U, - 0x1b1b2d36U, - 0x6e6eb2dcU, - 0x5a5aeeb4U, - 0xa0a0fb5bU, - 0x5252f6a4U, - 0x3b3b4d76U, - 0xd6d661b7U, - 0xb3b3ce7dU, - 0x29297b52U, - 0xe3e33eddU, - 0x2f2f715eU, - 0x84849713U, - 0x5353f5a6U, - 0xd1d168b9U, - 0x00000000U, - 0xeded2cc1U, - 0x20206040U, - 0xfcfc1fe3U, - 0xb1b1c879U, - 0x5b5bedb6U, - 0x6a6abed4U, - 0xcbcb468dU, - 0xbebed967U, - 0x39394b72U, - 0x4a4ade94U, - 0x4c4cd498U, - 0x5858e8b0U, - 0xcfcf4a85U, - 0xd0d06bbbU, - 0xefef2ac5U, - 0xaaaae54fU, - 0xfbfb16edU, - 0x4343c586U, - 0x4d4dd79aU, - 0x33335566U, - 0x85859411U, - 0x4545cf8aU, - 0xf9f910e9U, - 0x02020604U, - 0x7f7f81feU, - 0x5050f0a0U, - 0x3c3c4478U, - 0x9f9fba25U, - 0xa8a8e34bU, - 0x5151f3a2U, - 0xa3a3fe5dU, - 0x4040c080U, - 0x8f8f8a05U, - 0x9292ad3fU, - 0x9d9dbc21U, - 0x38384870U, - 0xf5f504f1U, - 0xbcbcdf63U, - 0xb6b6c177U, - 0xdada75afU, - 0x21216342U, - 0x10103020U, - 0xffff1ae5U, - 0xf3f30efdU, - 0xd2d26dbfU, - 0xcdcd4c81U, - 0x0c0c1418U, - 0x13133526U, - 0xecec2fc3U, - 0x5f5fe1beU, - 0x9797a235U, - 0x4444cc88U, - 0x1717392eU, - 0xc4c45793U, - 0xa7a7f255U, - 0x7e7e82fcU, - 0x3d3d477aU, - 0x6464acc8U, - 0x5d5de7baU, - 0x19192b32U, - 0x737395e6U, - 0x6060a0c0U, - 0x81819819U, - 0x4f4fd19eU, - 0xdcdc7fa3U, - 0x22226644U, - 0x2a2a7e54U, - 0x9090ab3bU, - 0x8888830bU, - 0x4646ca8cU, - 0xeeee29c7U, - 0xb8b8d36bU, - 0x14143c28U, - 0xdede79a7U, - 0x5e5ee2bcU, - 0x0b0b1d16U, - 0xdbdb76adU, - 0xe0e03bdbU, - 0x32325664U, - 0x3a3a4e74U, - 0x0a0a1e14U, - 0x4949db92U, - 0x06060a0cU, - 0x24246c48U, - 0x5c5ce4b8U, - 0xc2c25d9fU, - 0xd3d36ebdU, - 0xacacef43U, - 0x6262a6c4U, - 0x9191a839U, - 0x9595a431U, - 0xe4e437d3U, - 0x79798bf2U, - 0xe7e732d5U, - 0xc8c8438bU, - 0x3737596eU, - 0x6d6db7daU, - 0x8d8d8c01U, - 0xd5d564b1U, - 0x4e4ed29cU, - 0xa9a9e049U, - 0x6c6cb4d8U, - 0x5656faacU, - 0xf4f407f3U, - 0xeaea25cfU, - 0x6565afcaU, - 0x7a7a8ef4U, - 0xaeaee947U, - 0x08081810U, - 0xbabad56fU, - 0x787888f0U, - 0x25256f4aU, - 0x2e2e725cU, - 0x1c1c2438U, - 0xa6a6f157U, - 0xb4b4c773U, - 0xc6c65197U, - 0xe8e823cbU, - 0xdddd7ca1U, - 0x74749ce8U, - 0x1f1f213eU, - 0x4b4bdd96U, - 0xbdbddc61U, - 0x8b8b860dU, - 0x8a8a850fU, - 0x707090e0U, - 0x3e3e427cU, - 0xb5b5c471U, - 0x6666aaccU, - 0x4848d890U, - 0x03030506U, - 0xf6f601f7U, - 0x0e0e121cU, - 0x6161a3c2U, - 0x35355f6aU, - 0x5757f9aeU, - 0xb9b9d069U, - 0x86869117U, - 0xc1c15899U, - 0x1d1d273aU, - 0x9e9eb927U, - 0xe1e138d9U, - 0xf8f813ebU, - 0x9898b32bU, - 0x11113322U, - 0x6969bbd2U, - 0xd9d970a9U, - 0x8e8e8907U, - 0x9494a733U, - 0x9b9bb62dU, - 0x1e1e223cU, - 0x87879215U, - 0xe9e920c9U, - 0xcece4987U, - 0x5555ffaaU, - 0x28287850U, - 0xdfdf7aa5U, - 0x8c8c8f03U, - 0xa1a1f859U, - 0x89898009U, - 0x0d0d171aU, - 0xbfbfda65U, - 0xe6e631d7U, - 0x4242c684U, - 0x6868b8d0U, - 0x4141c382U, - 0x9999b029U, - 0x2d2d775aU, - 0x0f0f111eU, - 0xb0b0cb7bU, - 0x5454fca8U, - 0xbbbbd66dU, - 0x16163a2cU, - }; - - // Decryption constant tables - constexpr u32 Decode0[256] = { - 0x51f4a750U, - 0x7e416553U, - 0x1a17a4c3U, - 0x3a275e96U, - 0x3bab6bcbU, - 0x1f9d45f1U, - 0xacfa58abU, - 0x4be30393U, - 0x2030fa55U, - 0xad766df6U, - 0x88cc7691U, - 0xf5024c25U, - 0x4fe5d7fcU, - 0xc52acbd7U, - 0x26354480U, - 0xb562a38fU, - 0xdeb15a49U, - 0x25ba1b67U, - 0x45ea0e98U, - 0x5dfec0e1U, - 0xc32f7502U, - 0x814cf012U, - 0x8d4697a3U, - 0x6bd3f9c6U, - 0x038f5fe7U, - 0x15929c95U, - 0xbf6d7aebU, - 0x955259daU, - 0xd4be832dU, - 0x587421d3U, - 0x49e06929U, - 0x8ec9c844U, - 0x75c2896aU, - 0xf48e7978U, - 0x99583e6bU, - 0x27b971ddU, - 0xbee14fb6U, - 0xf088ad17U, - 0xc920ac66U, - 0x7dce3ab4U, - 0x63df4a18U, - 0xe51a3182U, - 0x97513360U, - 0x62537f45U, - 0xb16477e0U, - 0xbb6bae84U, - 0xfe81a01cU, - 0xf9082b94U, - 0x70486858U, - 0x8f45fd19U, - 0x94de6c87U, - 0x527bf8b7U, - 0xab73d323U, - 0x724b02e2U, - 0xe31f8f57U, - 0x6655ab2aU, - 0xb2eb2807U, - 0x2fb5c203U, - 0x86c57b9aU, - 0xd33708a5U, - 0x302887f2U, - 0x23bfa5b2U, - 0x02036abaU, - 0xed16825cU, - 0x8acf1c2bU, - 0xa779b492U, - 0xf307f2f0U, - 0x4e69e2a1U, - 0x65daf4cdU, - 0x0605bed5U, - 0xd134621fU, - 0xc4a6fe8aU, - 0x342e539dU, - 0xa2f355a0U, - 0x058ae132U, - 0xa4f6eb75U, - 0x0b83ec39U, - 0x4060efaaU, - 0x5e719f06U, - 0xbd6e1051U, - 0x3e218af9U, - 0x96dd063dU, - 0xdd3e05aeU, - 0x4de6bd46U, - 0x91548db5U, - 0x71c45d05U, - 0x0406d46fU, - 0x605015ffU, - 0x1998fb24U, - 0xd6bde997U, - 0x894043ccU, - 0x67d99e77U, - 0xb0e842bdU, - 0x07898b88U, - 0xe7195b38U, - 0x79c8eedbU, - 0xa17c0a47U, - 0x7c420fe9U, - 0xf8841ec9U, - 0x00000000U, - 0x09808683U, - 0x322bed48U, - 0x1e1170acU, - 0x6c5a724eU, - 0xfd0efffbU, - 0x0f853856U, - 0x3daed51eU, - 0x362d3927U, - 0x0a0fd964U, - 0x685ca621U, - 0x9b5b54d1U, - 0x24362e3aU, - 0x0c0a67b1U, - 0x9357e70fU, - 0xb4ee96d2U, - 0x1b9b919eU, - 0x80c0c54fU, - 0x61dc20a2U, - 0x5a774b69U, - 0x1c121a16U, - 0xe293ba0aU, - 0xc0a02ae5U, - 0x3c22e043U, - 0x121b171dU, - 0x0e090d0bU, - 0xf28bc7adU, - 0x2db6a8b9U, - 0x141ea9c8U, - 0x57f11985U, - 0xaf75074cU, - 0xee99ddbbU, - 0xa37f60fdU, - 0xf701269fU, - 0x5c72f5bcU, - 0x44663bc5U, - 0x5bfb7e34U, - 0x8b432976U, - 0xcb23c6dcU, - 0xb6edfc68U, - 0xb8e4f163U, - 0xd731dccaU, - 0x42638510U, - 0x13972240U, - 0x84c61120U, - 0x854a247dU, - 0xd2bb3df8U, - 0xaef93211U, - 0xc729a16dU, - 0x1d9e2f4bU, - 0xdcb230f3U, - 0x0d8652ecU, - 0x77c1e3d0U, - 0x2bb3166cU, - 0xa970b999U, - 0x119448faU, - 0x47e96422U, - 0xa8fc8cc4U, - 0xa0f03f1aU, - 0x567d2cd8U, - 0x223390efU, - 0x87494ec7U, - 0xd938d1c1U, - 0x8ccaa2feU, - 0x98d40b36U, - 0xa6f581cfU, - 0xa57ade28U, - 0xdab78e26U, - 0x3fadbfa4U, - 0x2c3a9de4U, - 0x5078920dU, - 0x6a5fcc9bU, - 0x547e4662U, - 0xf68d13c2U, - 0x90d8b8e8U, - 0x2e39f75eU, - 0x82c3aff5U, - 0x9f5d80beU, - 0x69d0937cU, - 0x6fd52da9U, - 0xcf2512b3U, - 0xc8ac993bU, - 0x10187da7U, - 0xe89c636eU, - 0xdb3bbb7bU, - 0xcd267809U, - 0x6e5918f4U, - 0xec9ab701U, - 0x834f9aa8U, - 0xe6956e65U, - 0xaaffe67eU, - 0x21bccf08U, - 0xef15e8e6U, - 0xbae79bd9U, - 0x4a6f36ceU, - 0xea9f09d4U, - 0x29b07cd6U, - 0x31a4b2afU, - 0x2a3f2331U, - 0xc6a59430U, - 0x35a266c0U, - 0x744ebc37U, - 0xfc82caa6U, - 0xe090d0b0U, - 0x33a7d815U, - 0xf104984aU, - 0x41ecdaf7U, - 0x7fcd500eU, - 0x1791f62fU, - 0x764dd68dU, - 0x43efb04dU, - 0xccaa4d54U, - 0xe49604dfU, - 0x9ed1b5e3U, - 0x4c6a881bU, - 0xc12c1fb8U, - 0x4665517fU, - 0x9d5eea04U, - 0x018c355dU, - 0xfa877473U, - 0xfb0b412eU, - 0xb3671d5aU, - 0x92dbd252U, - 0xe9105633U, - 0x6dd64713U, - 0x9ad7618cU, - 0x37a10c7aU, - 0x59f8148eU, - 0xeb133c89U, - 0xcea927eeU, - 0xb761c935U, - 0xe11ce5edU, - 0x7a47b13cU, - 0x9cd2df59U, - 0x55f2733fU, - 0x1814ce79U, - 0x73c737bfU, - 0x53f7cdeaU, - 0x5ffdaa5bU, - 0xdf3d6f14U, - 0x7844db86U, - 0xcaaff381U, - 0xb968c43eU, - 0x3824342cU, - 0xc2a3405fU, - 0x161dc372U, - 0xbce2250cU, - 0x283c498bU, - 0xff0d9541U, - 0x39a80171U, - 0x080cb3deU, - 0xd8b4e49cU, - 0x6456c190U, - 0x7bcb8461U, - 0xd532b670U, - 0x486c5c74U, - 0xd0b85742U, - }; - constexpr u32 Decode1[256] = { - 0x5051f4a7U, - 0x537e4165U, - 0xc31a17a4U, - 0x963a275eU, - 0xcb3bab6bU, - 0xf11f9d45U, - 0xabacfa58U, - 0x934be303U, - 0x552030faU, - 0xf6ad766dU, - 0x9188cc76U, - 0x25f5024cU, - 0xfc4fe5d7U, - 0xd7c52acbU, - 0x80263544U, - 0x8fb562a3U, - 0x49deb15aU, - 0x6725ba1bU, - 0x9845ea0eU, - 0xe15dfec0U, - 0x02c32f75U, - 0x12814cf0U, - 0xa38d4697U, - 0xc66bd3f9U, - 0xe7038f5fU, - 0x9515929cU, - 0xebbf6d7aU, - 0xda955259U, - 0x2dd4be83U, - 0xd3587421U, - 0x2949e069U, - 0x448ec9c8U, - 0x6a75c289U, - 0x78f48e79U, - 0x6b99583eU, - 0xdd27b971U, - 0xb6bee14fU, - 0x17f088adU, - 0x66c920acU, - 0xb47dce3aU, - 0x1863df4aU, - 0x82e51a31U, - 0x60975133U, - 0x4562537fU, - 0xe0b16477U, - 0x84bb6baeU, - 0x1cfe81a0U, - 0x94f9082bU, - 0x58704868U, - 0x198f45fdU, - 0x8794de6cU, - 0xb7527bf8U, - 0x23ab73d3U, - 0xe2724b02U, - 0x57e31f8fU, - 0x2a6655abU, - 0x07b2eb28U, - 0x032fb5c2U, - 0x9a86c57bU, - 0xa5d33708U, - 0xf2302887U, - 0xb223bfa5U, - 0xba02036aU, - 0x5ced1682U, - 0x2b8acf1cU, - 0x92a779b4U, - 0xf0f307f2U, - 0xa14e69e2U, - 0xcd65daf4U, - 0xd50605beU, - 0x1fd13462U, - 0x8ac4a6feU, - 0x9d342e53U, - 0xa0a2f355U, - 0x32058ae1U, - 0x75a4f6ebU, - 0x390b83ecU, - 0xaa4060efU, - 0x065e719fU, - 0x51bd6e10U, - 0xf93e218aU, - 0x3d96dd06U, - 0xaedd3e05U, - 0x464de6bdU, - 0xb591548dU, - 0x0571c45dU, - 0x6f0406d4U, - 0xff605015U, - 0x241998fbU, - 0x97d6bde9U, - 0xcc894043U, - 0x7767d99eU, - 0xbdb0e842U, - 0x8807898bU, - 0x38e7195bU, - 0xdb79c8eeU, - 0x47a17c0aU, - 0xe97c420fU, - 0xc9f8841eU, - 0x00000000U, - 0x83098086U, - 0x48322bedU, - 0xac1e1170U, - 0x4e6c5a72U, - 0xfbfd0effU, - 0x560f8538U, - 0x1e3daed5U, - 0x27362d39U, - 0x640a0fd9U, - 0x21685ca6U, - 0xd19b5b54U, - 0x3a24362eU, - 0xb10c0a67U, - 0x0f9357e7U, - 0xd2b4ee96U, - 0x9e1b9b91U, - 0x4f80c0c5U, - 0xa261dc20U, - 0x695a774bU, - 0x161c121aU, - 0x0ae293baU, - 0xe5c0a02aU, - 0x433c22e0U, - 0x1d121b17U, - 0x0b0e090dU, - 0xadf28bc7U, - 0xb92db6a8U, - 0xc8141ea9U, - 0x8557f119U, - 0x4caf7507U, - 0xbbee99ddU, - 0xfda37f60U, - 0x9ff70126U, - 0xbc5c72f5U, - 0xc544663bU, - 0x345bfb7eU, - 0x768b4329U, - 0xdccb23c6U, - 0x68b6edfcU, - 0x63b8e4f1U, - 0xcad731dcU, - 0x10426385U, - 0x40139722U, - 0x2084c611U, - 0x7d854a24U, - 0xf8d2bb3dU, - 0x11aef932U, - 0x6dc729a1U, - 0x4b1d9e2fU, - 0xf3dcb230U, - 0xec0d8652U, - 0xd077c1e3U, - 0x6c2bb316U, - 0x99a970b9U, - 0xfa119448U, - 0x2247e964U, - 0xc4a8fc8cU, - 0x1aa0f03fU, - 0xd8567d2cU, - 0xef223390U, - 0xc787494eU, - 0xc1d938d1U, - 0xfe8ccaa2U, - 0x3698d40bU, - 0xcfa6f581U, - 0x28a57adeU, - 0x26dab78eU, - 0xa43fadbfU, - 0xe42c3a9dU, - 0x0d507892U, - 0x9b6a5fccU, - 0x62547e46U, - 0xc2f68d13U, - 0xe890d8b8U, - 0x5e2e39f7U, - 0xf582c3afU, - 0xbe9f5d80U, - 0x7c69d093U, - 0xa96fd52dU, - 0xb3cf2512U, - 0x3bc8ac99U, - 0xa710187dU, - 0x6ee89c63U, - 0x7bdb3bbbU, - 0x09cd2678U, - 0xf46e5918U, - 0x01ec9ab7U, - 0xa8834f9aU, - 0x65e6956eU, - 0x7eaaffe6U, - 0x0821bccfU, - 0xe6ef15e8U, - 0xd9bae79bU, - 0xce4a6f36U, - 0xd4ea9f09U, - 0xd629b07cU, - 0xaf31a4b2U, - 0x312a3f23U, - 0x30c6a594U, - 0xc035a266U, - 0x37744ebcU, - 0xa6fc82caU, - 0xb0e090d0U, - 0x1533a7d8U, - 0x4af10498U, - 0xf741ecdaU, - 0x0e7fcd50U, - 0x2f1791f6U, - 0x8d764dd6U, - 0x4d43efb0U, - 0x54ccaa4dU, - 0xdfe49604U, - 0xe39ed1b5U, - 0x1b4c6a88U, - 0xb8c12c1fU, - 0x7f466551U, - 0x049d5eeaU, - 0x5d018c35U, - 0x73fa8774U, - 0x2efb0b41U, - 0x5ab3671dU, - 0x5292dbd2U, - 0x33e91056U, - 0x136dd647U, - 0x8c9ad761U, - 0x7a37a10cU, - 0x8e59f814U, - 0x89eb133cU, - 0xeecea927U, - 0x35b761c9U, - 0xede11ce5U, - 0x3c7a47b1U, - 0x599cd2dfU, - 0x3f55f273U, - 0x791814ceU, - 0xbf73c737U, - 0xea53f7cdU, - 0x5b5ffdaaU, - 0x14df3d6fU, - 0x867844dbU, - 0x81caaff3U, - 0x3eb968c4U, - 0x2c382434U, - 0x5fc2a340U, - 0x72161dc3U, - 0x0cbce225U, - 0x8b283c49U, - 0x41ff0d95U, - 0x7139a801U, - 0xde080cb3U, - 0x9cd8b4e4U, - 0x906456c1U, - 0x617bcb84U, - 0x70d532b6U, - 0x74486c5cU, - 0x42d0b857U, - }; - constexpr u32 Decode2[256] = { - 0xa75051f4U, - 0x65537e41U, - 0xa4c31a17U, - 0x5e963a27U, - 0x6bcb3babU, - 0x45f11f9dU, - 0x58abacfaU, - 0x03934be3U, - 0xfa552030U, - 0x6df6ad76U, - 0x769188ccU, - 0x4c25f502U, - 0xd7fc4fe5U, - 0xcbd7c52aU, - 0x44802635U, - 0xa38fb562U, - 0x5a49deb1U, - 0x1b6725baU, - 0x0e9845eaU, - 0xc0e15dfeU, - 0x7502c32fU, - 0xf012814cU, - 0x97a38d46U, - 0xf9c66bd3U, - 0x5fe7038fU, - 0x9c951592U, - 0x7aebbf6dU, - 0x59da9552U, - 0x832dd4beU, - 0x21d35874U, - 0x692949e0U, - 0xc8448ec9U, - 0x896a75c2U, - 0x7978f48eU, - 0x3e6b9958U, - 0x71dd27b9U, - 0x4fb6bee1U, - 0xad17f088U, - 0xac66c920U, - 0x3ab47dceU, - 0x4a1863dfU, - 0x3182e51aU, - 0x33609751U, - 0x7f456253U, - 0x77e0b164U, - 0xae84bb6bU, - 0xa01cfe81U, - 0x2b94f908U, - 0x68587048U, - 0xfd198f45U, - 0x6c8794deU, - 0xf8b7527bU, - 0xd323ab73U, - 0x02e2724bU, - 0x8f57e31fU, - 0xab2a6655U, - 0x2807b2ebU, - 0xc2032fb5U, - 0x7b9a86c5U, - 0x08a5d337U, - 0x87f23028U, - 0xa5b223bfU, - 0x6aba0203U, - 0x825ced16U, - 0x1c2b8acfU, - 0xb492a779U, - 0xf2f0f307U, - 0xe2a14e69U, - 0xf4cd65daU, - 0xbed50605U, - 0x621fd134U, - 0xfe8ac4a6U, - 0x539d342eU, - 0x55a0a2f3U, - 0xe132058aU, - 0xeb75a4f6U, - 0xec390b83U, - 0xefaa4060U, - 0x9f065e71U, - 0x1051bd6eU, - 0x8af93e21U, - 0x063d96ddU, - 0x05aedd3eU, - 0xbd464de6U, - 0x8db59154U, - 0x5d0571c4U, - 0xd46f0406U, - 0x15ff6050U, - 0xfb241998U, - 0xe997d6bdU, - 0x43cc8940U, - 0x9e7767d9U, - 0x42bdb0e8U, - 0x8b880789U, - 0x5b38e719U, - 0xeedb79c8U, - 0x0a47a17cU, - 0x0fe97c42U, - 0x1ec9f884U, - 0x00000000U, - 0x86830980U, - 0xed48322bU, - 0x70ac1e11U, - 0x724e6c5aU, - 0xfffbfd0eU, - 0x38560f85U, - 0xd51e3daeU, - 0x3927362dU, - 0xd9640a0fU, - 0xa621685cU, - 0x54d19b5bU, - 0x2e3a2436U, - 0x67b10c0aU, - 0xe70f9357U, - 0x96d2b4eeU, - 0x919e1b9bU, - 0xc54f80c0U, - 0x20a261dcU, - 0x4b695a77U, - 0x1a161c12U, - 0xba0ae293U, - 0x2ae5c0a0U, - 0xe0433c22U, - 0x171d121bU, - 0x0d0b0e09U, - 0xc7adf28bU, - 0xa8b92db6U, - 0xa9c8141eU, - 0x198557f1U, - 0x074caf75U, - 0xddbbee99U, - 0x60fda37fU, - 0x269ff701U, - 0xf5bc5c72U, - 0x3bc54466U, - 0x7e345bfbU, - 0x29768b43U, - 0xc6dccb23U, - 0xfc68b6edU, - 0xf163b8e4U, - 0xdccad731U, - 0x85104263U, - 0x22401397U, - 0x112084c6U, - 0x247d854aU, - 0x3df8d2bbU, - 0x3211aef9U, - 0xa16dc729U, - 0x2f4b1d9eU, - 0x30f3dcb2U, - 0x52ec0d86U, - 0xe3d077c1U, - 0x166c2bb3U, - 0xb999a970U, - 0x48fa1194U, - 0x642247e9U, - 0x8cc4a8fcU, - 0x3f1aa0f0U, - 0x2cd8567dU, - 0x90ef2233U, - 0x4ec78749U, - 0xd1c1d938U, - 0xa2fe8ccaU, - 0x0b3698d4U, - 0x81cfa6f5U, - 0xde28a57aU, - 0x8e26dab7U, - 0xbfa43fadU, - 0x9de42c3aU, - 0x920d5078U, - 0xcc9b6a5fU, - 0x4662547eU, - 0x13c2f68dU, - 0xb8e890d8U, - 0xf75e2e39U, - 0xaff582c3U, - 0x80be9f5dU, - 0x937c69d0U, - 0x2da96fd5U, - 0x12b3cf25U, - 0x993bc8acU, - 0x7da71018U, - 0x636ee89cU, - 0xbb7bdb3bU, - 0x7809cd26U, - 0x18f46e59U, - 0xb701ec9aU, - 0x9aa8834fU, - 0x6e65e695U, - 0xe67eaaffU, - 0xcf0821bcU, - 0xe8e6ef15U, - 0x9bd9bae7U, - 0x36ce4a6fU, - 0x09d4ea9fU, - 0x7cd629b0U, - 0xb2af31a4U, - 0x23312a3fU, - 0x9430c6a5U, - 0x66c035a2U, - 0xbc37744eU, - 0xcaa6fc82U, - 0xd0b0e090U, - 0xd81533a7U, - 0x984af104U, - 0xdaf741ecU, - 0x500e7fcdU, - 0xf62f1791U, - 0xd68d764dU, - 0xb04d43efU, - 0x4d54ccaaU, - 0x04dfe496U, - 0xb5e39ed1U, - 0x881b4c6aU, - 0x1fb8c12cU, - 0x517f4665U, - 0xea049d5eU, - 0x355d018cU, - 0x7473fa87U, - 0x412efb0bU, - 0x1d5ab367U, - 0xd25292dbU, - 0x5633e910U, - 0x47136dd6U, - 0x618c9ad7U, - 0x0c7a37a1U, - 0x148e59f8U, - 0x3c89eb13U, - 0x27eecea9U, - 0xc935b761U, - 0xe5ede11cU, - 0xb13c7a47U, - 0xdf599cd2U, - 0x733f55f2U, - 0xce791814U, - 0x37bf73c7U, - 0xcdea53f7U, - 0xaa5b5ffdU, - 0x6f14df3dU, - 0xdb867844U, - 0xf381caafU, - 0xc43eb968U, - 0x342c3824U, - 0x405fc2a3U, - 0xc372161dU, - 0x250cbce2U, - 0x498b283cU, - 0x9541ff0dU, - 0x017139a8U, - 0xb3de080cU, - 0xe49cd8b4U, - 0xc1906456U, - 0x84617bcbU, - 0xb670d532U, - 0x5c74486cU, - 0x5742d0b8U, - }; - constexpr u32 Decode3[256] = { - 0xf4a75051U, - 0x4165537eU, - 0x17a4c31aU, - 0x275e963aU, - 0xab6bcb3bU, - 0x9d45f11fU, - 0xfa58abacU, - 0xe303934bU, - 0x30fa5520U, - 0x766df6adU, - 0xcc769188U, - 0x024c25f5U, - 0xe5d7fc4fU, - 0x2acbd7c5U, - 0x35448026U, - 0x62a38fb5U, - 0xb15a49deU, - 0xba1b6725U, - 0xea0e9845U, - 0xfec0e15dU, - 0x2f7502c3U, - 0x4cf01281U, - 0x4697a38dU, - 0xd3f9c66bU, - 0x8f5fe703U, - 0x929c9515U, - 0x6d7aebbfU, - 0x5259da95U, - 0xbe832dd4U, - 0x7421d358U, - 0xe0692949U, - 0xc9c8448eU, - 0xc2896a75U, - 0x8e7978f4U, - 0x583e6b99U, - 0xb971dd27U, - 0xe14fb6beU, - 0x88ad17f0U, - 0x20ac66c9U, - 0xce3ab47dU, - 0xdf4a1863U, - 0x1a3182e5U, - 0x51336097U, - 0x537f4562U, - 0x6477e0b1U, - 0x6bae84bbU, - 0x81a01cfeU, - 0x082b94f9U, - 0x48685870U, - 0x45fd198fU, - 0xde6c8794U, - 0x7bf8b752U, - 0x73d323abU, - 0x4b02e272U, - 0x1f8f57e3U, - 0x55ab2a66U, - 0xeb2807b2U, - 0xb5c2032fU, - 0xc57b9a86U, - 0x3708a5d3U, - 0x2887f230U, - 0xbfa5b223U, - 0x036aba02U, - 0x16825cedU, - 0xcf1c2b8aU, - 0x79b492a7U, - 0x07f2f0f3U, - 0x69e2a14eU, - 0xdaf4cd65U, - 0x05bed506U, - 0x34621fd1U, - 0xa6fe8ac4U, - 0x2e539d34U, - 0xf355a0a2U, - 0x8ae13205U, - 0xf6eb75a4U, - 0x83ec390bU, - 0x60efaa40U, - 0x719f065eU, - 0x6e1051bdU, - 0x218af93eU, - 0xdd063d96U, - 0x3e05aeddU, - 0xe6bd464dU, - 0x548db591U, - 0xc45d0571U, - 0x06d46f04U, - 0x5015ff60U, - 0x98fb2419U, - 0xbde997d6U, - 0x4043cc89U, - 0xd99e7767U, - 0xe842bdb0U, - 0x898b8807U, - 0x195b38e7U, - 0xc8eedb79U, - 0x7c0a47a1U, - 0x420fe97cU, - 0x841ec9f8U, - 0x00000000U, - 0x80868309U, - 0x2bed4832U, - 0x1170ac1eU, - 0x5a724e6cU, - 0x0efffbfdU, - 0x8538560fU, - 0xaed51e3dU, - 0x2d392736U, - 0x0fd9640aU, - 0x5ca62168U, - 0x5b54d19bU, - 0x362e3a24U, - 0x0a67b10cU, - 0x57e70f93U, - 0xee96d2b4U, - 0x9b919e1bU, - 0xc0c54f80U, - 0xdc20a261U, - 0x774b695aU, - 0x121a161cU, - 0x93ba0ae2U, - 0xa02ae5c0U, - 0x22e0433cU, - 0x1b171d12U, - 0x090d0b0eU, - 0x8bc7adf2U, - 0xb6a8b92dU, - 0x1ea9c814U, - 0xf1198557U, - 0x75074cafU, - 0x99ddbbeeU, - 0x7f60fda3U, - 0x01269ff7U, - 0x72f5bc5cU, - 0x663bc544U, - 0xfb7e345bU, - 0x4329768bU, - 0x23c6dccbU, - 0xedfc68b6U, - 0xe4f163b8U, - 0x31dccad7U, - 0x63851042U, - 0x97224013U, - 0xc6112084U, - 0x4a247d85U, - 0xbb3df8d2U, - 0xf93211aeU, - 0x29a16dc7U, - 0x9e2f4b1dU, - 0xb230f3dcU, - 0x8652ec0dU, - 0xc1e3d077U, - 0xb3166c2bU, - 0x70b999a9U, - 0x9448fa11U, - 0xe9642247U, - 0xfc8cc4a8U, - 0xf03f1aa0U, - 0x7d2cd856U, - 0x3390ef22U, - 0x494ec787U, - 0x38d1c1d9U, - 0xcaa2fe8cU, - 0xd40b3698U, - 0xf581cfa6U, - 0x7ade28a5U, - 0xb78e26daU, - 0xadbfa43fU, - 0x3a9de42cU, - 0x78920d50U, - 0x5fcc9b6aU, - 0x7e466254U, - 0x8d13c2f6U, - 0xd8b8e890U, - 0x39f75e2eU, - 0xc3aff582U, - 0x5d80be9fU, - 0xd0937c69U, - 0xd52da96fU, - 0x2512b3cfU, - 0xac993bc8U, - 0x187da710U, - 0x9c636ee8U, - 0x3bbb7bdbU, - 0x267809cdU, - 0x5918f46eU, - 0x9ab701ecU, - 0x4f9aa883U, - 0x956e65e6U, - 0xffe67eaaU, - 0xbccf0821U, - 0x15e8e6efU, - 0xe79bd9baU, - 0x6f36ce4aU, - 0x9f09d4eaU, - 0xb07cd629U, - 0xa4b2af31U, - 0x3f23312aU, - 0xa59430c6U, - 0xa266c035U, - 0x4ebc3774U, - 0x82caa6fcU, - 0x90d0b0e0U, - 0xa7d81533U, - 0x04984af1U, - 0xecdaf741U, - 0xcd500e7fU, - 0x91f62f17U, - 0x4dd68d76U, - 0xefb04d43U, - 0xaa4d54ccU, - 0x9604dfe4U, - 0xd1b5e39eU, - 0x6a881b4cU, - 0x2c1fb8c1U, - 0x65517f46U, - 0x5eea049dU, - 0x8c355d01U, - 0x877473faU, - 0x0b412efbU, - 0x671d5ab3U, - 0xdbd25292U, - 0x105633e9U, - 0xd647136dU, - 0xd7618c9aU, - 0xa10c7a37U, - 0xf8148e59U, - 0x133c89ebU, - 0xa927eeceU, - 0x61c935b7U, - 0x1ce5ede1U, - 0x47b13c7aU, - 0xd2df599cU, - 0xf2733f55U, - 0x14ce7918U, - 0xc737bf73U, - 0xf7cdea53U, - 0xfdaa5b5fU, - 0x3d6f14dfU, - 0x44db8678U, - 0xaff381caU, - 0x68c43eb9U, - 0x24342c38U, - 0xa3405fc2U, - 0x1dc37216U, - 0xe2250cbcU, - 0x3c498b28U, - 0x0d9541ffU, - 0xa8017139U, - 0x0cb3de08U, - 0xb4e49cd8U, - 0x56c19064U, - 0xcb84617bU, - 0x32b670d5U, - 0x6c5c7448U, - 0xb85742d0U, - }; - constexpr u8 Decode4[256] = { - 0x52U, - 0x09U, - 0x6aU, - 0xd5U, - 0x30U, - 0x36U, - 0xa5U, - 0x38U, - 0xbfU, - 0x40U, - 0xa3U, - 0x9eU, - 0x81U, - 0xf3U, - 0xd7U, - 0xfbU, - 0x7cU, - 0xe3U, - 0x39U, - 0x82U, - 0x9bU, - 0x2fU, - 0xffU, - 0x87U, - 0x34U, - 0x8eU, - 0x43U, - 0x44U, - 0xc4U, - 0xdeU, - 0xe9U, - 0xcbU, - 0x54U, - 0x7bU, - 0x94U, - 0x32U, - 0xa6U, - 0xc2U, - 0x23U, - 0x3dU, - 0xeeU, - 0x4cU, - 0x95U, - 0x0bU, - 0x42U, - 0xfaU, - 0xc3U, - 0x4eU, - 0x08U, - 0x2eU, - 0xa1U, - 0x66U, - 0x28U, - 0xd9U, - 0x24U, - 0xb2U, - 0x76U, - 0x5bU, - 0xa2U, - 0x49U, - 0x6dU, - 0x8bU, - 0xd1U, - 0x25U, - 0x72U, - 0xf8U, - 0xf6U, - 0x64U, - 0x86U, - 0x68U, - 0x98U, - 0x16U, - 0xd4U, - 0xa4U, - 0x5cU, - 0xccU, - 0x5dU, - 0x65U, - 0xb6U, - 0x92U, - 0x6cU, - 0x70U, - 0x48U, - 0x50U, - 0xfdU, - 0xedU, - 0xb9U, - 0xdaU, - 0x5eU, - 0x15U, - 0x46U, - 0x57U, - 0xa7U, - 0x8dU, - 0x9dU, - 0x84U, - 0x90U, - 0xd8U, - 0xabU, - 0x00U, - 0x8cU, - 0xbcU, - 0xd3U, - 0x0aU, - 0xf7U, - 0xe4U, - 0x58U, - 0x05U, - 0xb8U, - 0xb3U, - 0x45U, - 0x06U, - 0xd0U, - 0x2cU, - 0x1eU, - 0x8fU, - 0xcaU, - 0x3fU, - 0x0fU, - 0x02U, - 0xc1U, - 0xafU, - 0xbdU, - 0x03U, - 0x01U, - 0x13U, - 0x8aU, - 0x6bU, - 0x3aU, - 0x91U, - 0x11U, - 0x41U, - 0x4fU, - 0x67U, - 0xdcU, - 0xeaU, - 0x97U, - 0xf2U, - 0xcfU, - 0xceU, - 0xf0U, - 0xb4U, - 0xe6U, - 0x73U, - 0x96U, - 0xacU, - 0x74U, - 0x22U, - 0xe7U, - 0xadU, - 0x35U, - 0x85U, - 0xe2U, - 0xf9U, - 0x37U, - 0xe8U, - 0x1cU, - 0x75U, - 0xdfU, - 0x6eU, - 0x47U, - 0xf1U, - 0x1aU, - 0x71U, - 0x1dU, - 0x29U, - 0xc5U, - 0x89U, - 0x6fU, - 0xb7U, - 0x62U, - 0x0eU, - 0xaaU, - 0x18U, - 0xbeU, - 0x1bU, - 0xfcU, - 0x56U, - 0x3eU, - 0x4bU, - 0xc6U, - 0xd2U, - 0x79U, - 0x20U, - 0x9aU, - 0xdbU, - 0xc0U, - 0xfeU, - 0x78U, - 0xcdU, - 0x5aU, - 0xf4U, - 0x1fU, - 0xddU, - 0xa8U, - 0x33U, - 0x88U, - 0x07U, - 0xc7U, - 0x31U, - 0xb1U, - 0x12U, - 0x10U, - 0x59U, - 0x27U, - 0x80U, - 0xecU, - 0x5fU, - 0x60U, - 0x51U, - 0x7fU, - 0xa9U, - 0x19U, - 0xb5U, - 0x4aU, - 0x0dU, - 0x2dU, - 0xe5U, - 0x7aU, - 0x9fU, - 0x93U, - 0xc9U, - 0x9cU, - 0xefU, - 0xa0U, - 0xe0U, - 0x3bU, - 0x4dU, - 0xaeU, - 0x2aU, - 0xf5U, - 0xb0U, - 0xc8U, - 0xebU, - 0xbbU, - 0x3cU, - 0x83U, - 0x53U, - 0x99U, - 0x61U, - 0x17U, - 0x2bU, - 0x04U, - 0x7eU, - 0xbaU, - 0x77U, - 0xd6U, - 0x26U, - 0xe1U, - 0x69U, - 0x14U, - 0x63U, - 0x55U, - 0x21U, - 0x0cU, - 0x7dU, - }; - - // RCON - constexpr u32 RCON[] = { - 0x01000000, - 0x02000000, - 0x04000000, - 0x08000000, - 0x10000000, - 0x20000000, - 0x40000000, - 0x80000000, - 0x1B000000, - 0x36000000, - }; } + } diff --git a/Libraries/LibCrypto/Cipher/Cipher.h b/Libraries/LibCrypto/Cipher/Cipher.h index b2e56adace8..8ef496d589e 100644 --- a/Libraries/LibCrypto/Cipher/Cipher.h +++ b/Libraries/LibCrypto/Cipher/Cipher.h @@ -28,109 +28,110 @@ #include #include -#include #include namespace Crypto { +namespace Cipher { -enum class Intent { - Encryption, - Decryption, -}; + enum class Intent { + Encryption, + Decryption, + }; -enum class PaddingMode { - CMS, // RFC 1423 - Null, - // FIXME: We do not implement these yet - Bit, - Random, - Space, - ZeroLength, -}; + enum class PaddingMode { + CMS, // RFC 1423 + Null, + // FIXME: We do not implement these yet + Bit, + Random, + Space, + ZeroLength, + }; -template -class Cipher; + template + class Cipher; -struct CipherBlock { -public: - explicit CipherBlock(PaddingMode mode) - : m_padding_mode(mode) - { - } + struct CipherBlock { + public: + explicit CipherBlock(PaddingMode mode) + : m_padding_mode(mode) + { + } - static size_t block_size() { ASSERT_NOT_REACHED(); } + static size_t block_size() { ASSERT_NOT_REACHED(); } - virtual ByteBuffer get() const = 0; - virtual const ByteBuffer& data() const = 0; + virtual ByteBuffer get() const = 0; + virtual const ByteBuffer& data() const = 0; - virtual void overwrite(const ByteBuffer&) = 0; - virtual void overwrite(const u8*, size_t) = 0; + virtual void overwrite(const ByteBuffer&) = 0; + virtual void overwrite(const u8*, size_t) = 0; - virtual void apply_initialization_vector(const u8* ivec) = 0; + virtual void apply_initialization_vector(const u8* ivec) = 0; - PaddingMode padding_mode() const { return m_padding_mode; } + PaddingMode padding_mode() const { return m_padding_mode; } - template - void put(size_t offset, T value) - { - ASSERT(offset + sizeof(T) <= data().size()); - auto* ptr = data().data() + offset; - auto index { 0 }; + template + void put(size_t offset, T value) + { + ASSERT(offset + sizeof(T) <= data().size()); + auto* ptr = data().data() + offset; + auto index { 0 }; - ASSERT(sizeof(T) <= 4); + ASSERT(sizeof(T) <= 4); - if constexpr (sizeof(T) > 3) - ptr[index++] = (u8)(value >> 24); + if constexpr (sizeof(T) > 3) + ptr[index++] = (u8)(value >> 24); - if constexpr (sizeof(T) > 2) - ptr[index++] = (u8)(value >> 16); + if constexpr (sizeof(T) > 2) + ptr[index++] = (u8)(value >> 16); - if constexpr (sizeof(T) > 1) - ptr[index++] = (u8)(value >> 8); + if constexpr (sizeof(T) > 1) + ptr[index++] = (u8)(value >> 8); - ptr[index] = (u8)value; - } + ptr[index] = (u8)value; + } -private: - virtual ByteBuffer& data() = 0; - PaddingMode m_padding_mode; -}; + private: + virtual ByteBuffer& data() = 0; + PaddingMode m_padding_mode; + }; -struct CipherKey { - virtual ByteBuffer data() const = 0; - static bool is_valid_key_size(size_t) { return false; }; + struct CipherKey { + virtual ByteBuffer data() const = 0; + static bool is_valid_key_size(size_t) { return false; }; - virtual ~CipherKey() { } + virtual ~CipherKey() { } -protected: - virtual void expand_encrypt_key(const ByteBuffer& user_key, size_t bits) = 0; - virtual void expand_decrypt_key(const ByteBuffer& user_key, size_t bits) = 0; - size_t bits { 0 }; -}; + protected: + virtual void expand_encrypt_key(const ByteBuffer& user_key, size_t bits) = 0; + virtual void expand_decrypt_key(const ByteBuffer& user_key, size_t bits) = 0; + size_t bits { 0 }; + }; -template -class Cipher { -public: - using KeyType = KeyT; - using BlockType = BlockT; + template + class Cipher { + public: + using KeyType = KeyT; + using BlockType = BlockT; - explicit Cipher(PaddingMode mode) - : m_padding_mode(mode) - { - } + explicit Cipher(PaddingMode mode) + : m_padding_mode(mode) + { + } - virtual const KeyType& key() const = 0; - virtual KeyType& key() = 0; + virtual const KeyType& key() const = 0; + virtual KeyType& key() = 0; - static size_t block_size() { return BlockType::block_size(); } + static size_t block_size() { return BlockType::block_size(); } - PaddingMode padding_mode() const { return m_padding_mode; } + PaddingMode padding_mode() const { return m_padding_mode; } - virtual void encrypt_block(const BlockType& in, BlockType& out) = 0; - virtual void decrypt_block(const BlockType& in, BlockType& out) = 0; + virtual void encrypt_block(const BlockType& in, BlockType& out) = 0; + virtual void decrypt_block(const BlockType& in, BlockType& out) = 0; -private: - PaddingMode m_padding_mode { PaddingMode::CMS }; -}; + private: + PaddingMode m_padding_mode; + }; } } + diff --git a/Libraries/LibCrypto/Cipher/Mode/CBC.h b/Libraries/LibCrypto/Cipher/Mode/CBC.h index 8aa688b23f8..2a93a18b69b 100644 --- a/Libraries/LibCrypto/Cipher/Mode/CBC.h +++ b/Libraries/LibCrypto/Cipher/Mode/CBC.h @@ -29,86 +29,89 @@ #include namespace Crypto { +namespace Cipher { -template -class CBC : public Mode { -public: - template - explicit constexpr CBC(Args... args) - : Mode(args...) - { - } - - virtual Optional encrypt(const ByteBuffer& in, ByteBuffer& out, Optional ivec = {}) override - { - auto length = in.size(); - if (length == 0) - return {}; - - auto& cipher = this->cipher(); - - // FIXME: We should have two of these encrypt/decrypt functions that - // we SFINAE out based on whether the Cipher mode needs an ivec - ASSERT(ivec.has_value()); - const auto* iv = ivec.value().data(); - - typename T::BlockType block { cipher.padding_mode() }; - size_t offset { 0 }; - auto block_size = cipher.block_size(); - - while (length >= block_size) { - block.overwrite(in.slice_view(offset, block_size)); - block.apply_initialization_vector(iv); - cipher.encrypt_block(block, block); - out.overwrite(offset, block.get().data(), block_size); - iv = out.offset_pointer(offset); - length -= block_size; - offset += block_size; + template + class CBC : public Mode { + public: + template + explicit constexpr CBC(Args... args) + : Mode(args...) + { } - if (length > 0) { - block.overwrite(in.slice_view(offset, length)); - block.apply_initialization_vector(iv); - cipher.encrypt_block(block, block); - out.overwrite(offset, block.get().data(), block_size); - iv = out.offset_pointer(offset); + virtual Optional encrypt(const ByteBuffer& in, ByteBuffer& out, Optional ivec = {}) override + { + auto length = in.size(); + if (length == 0) + return {}; + + auto& cipher = this->cipher(); + + // FIXME: We should have two of these encrypt/decrypt functions that + // we SFINAE out based on whether the Cipher mode needs an ivec + ASSERT(ivec.has_value()); + const auto* iv = ivec.value().data(); + + typename T::BlockType block { cipher.padding_mode() }; + size_t offset { 0 }; + auto block_size = cipher.block_size(); + + while (length >= block_size) { + block.overwrite(in.slice_view(offset, block_size)); + block.apply_initialization_vector(iv); + cipher.encrypt_block(block, block); + out.overwrite(offset, block.get().data(), block_size); + iv = out.offset_pointer(offset); + length -= block_size; + offset += block_size; + } + + if (length > 0) { + block.overwrite(in.slice_view(offset, length)); + block.apply_initialization_vector(iv); + cipher.encrypt_block(block, block); + out.overwrite(offset, block.get().data(), block_size); + iv = out.offset_pointer(offset); + } + + return ByteBuffer::copy(iv, block_size); } + virtual void decrypt(const ByteBuffer& in, ByteBuffer& out, Optional ivec = {}) override + { + auto length = in.size(); + if (length == 0) + return; - return ByteBuffer::copy(iv, block_size); - } - virtual void decrypt(const ByteBuffer& in, ByteBuffer& out, Optional ivec = {}) override - { - auto length = in.size(); - if (length == 0) - return; + auto& cipher = this->cipher(); - auto& cipher = this->cipher(); + ASSERT(ivec.has_value()); + const auto* iv = ivec.value().data(); - ASSERT(ivec.has_value()); - const auto* iv = ivec.value().data(); + auto block_size = cipher.block_size(); - auto block_size = cipher.block_size(); + // if the data is not aligned, it's not correct encrypted data + // FIXME (ponder): Should we simply decrypt as much as we can? + ASSERT(length % block_size == 0); - // if the data is not aligned, it's not correct encrypted data - // FIXME (ponder): Should we simply decrypt as much as we can? - ASSERT(length % block_size == 0); + typename T::BlockType block { cipher.padding_mode() }; + size_t offset { 0 }; - typename T::BlockType block { cipher.padding_mode() }; - size_t offset { 0 }; - - while (length > 0) { - auto* slice = in.offset_pointer(offset); - block.overwrite(slice, block_size); - cipher.decrypt_block(block, block); - block.apply_initialization_vector(iv); - auto decrypted = block.get(); - out.overwrite(offset, decrypted.data(), decrypted.size()); - iv = slice; - length -= block_size; - offset += block_size; + while (length > 0) { + auto* slice = in.offset_pointer(offset); + block.overwrite(slice, block_size); + cipher.decrypt_block(block, block); + block.apply_initialization_vector(iv); + auto decrypted = block.get(); + out.overwrite(offset, decrypted.data(), decrypted.size()); + iv = slice; + length -= block_size; + offset += block_size; + } + this->prune_padding(out); } - this->prune_padding(out); - } -}; + }; + +} } diff --git a/Libraries/LibCrypto/Cipher/Mode/Mode.h b/Libraries/LibCrypto/Cipher/Mode/Mode.h index 178ea7d0fad..49257b30d1b 100644 --- a/Libraries/LibCrypto/Cipher/Mode/Mode.h +++ b/Libraries/LibCrypto/Cipher/Mode/Mode.h @@ -30,68 +30,71 @@ #include namespace Crypto { +namespace Cipher { -template -class Mode { -public: - // FIXME: Somehow communicate that encrypt returns the last initialization vector (if the mode supports it) - virtual Optional encrypt(const ByteBuffer& in, ByteBuffer& out, Optional ivec = {}) = 0; - virtual void decrypt(const ByteBuffer& in, ByteBuffer& out, Optional ivec = {}) = 0; + template + class Mode { + public: + // FIXME: Somehow communicate that encrypt returns the last initialization vector (if the mode supports it) + virtual Optional encrypt(const ByteBuffer& in, ByteBuffer& out, Optional ivec = {}) = 0; + virtual void decrypt(const ByteBuffer& in, ByteBuffer& out, Optional ivec = {}) = 0; - const T& cipher() const { return m_cipher; } + const T& cipher() const { return m_cipher; } - ByteBuffer create_aligned_buffer(size_t input_size) const - { - size_t remainder = (input_size + T::block_size()) % T::block_size(); - if (remainder == 0) - return ByteBuffer::create_uninitialized(input_size); - else - return ByteBuffer::create_uninitialized(input_size + T::block_size() - remainder); - } + ByteBuffer create_aligned_buffer(size_t input_size) const + { + size_t remainder = (input_size + T::block_size()) % T::block_size(); + if (remainder == 0) + return ByteBuffer::create_uninitialized(input_size); + else + return ByteBuffer::create_uninitialized(input_size + T::block_size() - remainder); + } -protected: - T& cipher() { return m_cipher; } + protected: + T& cipher() { return m_cipher; } - virtual void prune_padding(ByteBuffer& data) - { - auto size = data.size(); - switch (m_cipher.padding_mode()) { - case PaddingMode::CMS: { - auto maybe_padding_length = data[size - 1]; - if (maybe_padding_length >= T::block_size()) { - // cannot be padding (the entire block cannot be padding) - return; - } - for (auto i = maybe_padding_length; i > 0; --i) { - if (data[size - i] != maybe_padding_length) { - // not padding, part of data + virtual void prune_padding(ByteBuffer& data) + { + auto size = data.size(); + switch (m_cipher.padding_mode()) { + case PaddingMode::CMS: { + auto maybe_padding_length = data[size - 1]; + if (maybe_padding_length >= T::block_size()) { + // cannot be padding (the entire block cannot be padding) return; } + for (auto i = maybe_padding_length; i > 0; --i) { + if (data[size - i] != maybe_padding_length) { + // not padding, part of data + return; + } + } + data.trim(size - maybe_padding_length); + break; + } + case PaddingMode::Null: { + while (data[size - 1] == 0) + --size; + data.trim(size); + break; + } + default: + // FIXME: support other padding modes + ASSERT_NOT_REACHED(); + break; } - data.trim(size - maybe_padding_length); - break; } - case PaddingMode::Null: { - while (data[size - 1] == 0) - --size; - data.trim(size); - break; - } - default: - // FIXME: support other padding modes - ASSERT_NOT_REACHED(); - break; - } - } - // FIXME: Somehow add a reference version of this - template - Mode(Args... args) - : m_cipher(args...) - { - } + // FIXME: Somehow add a reference version of this + template + Mode(Args... args) + : m_cipher(args...) + { + } + + private: + T m_cipher; + }; +} -private: - T m_cipher; -}; } diff --git a/Libraries/LibCrypto/Hash/HashFunction.h b/Libraries/LibCrypto/Hash/HashFunction.h index 00aedfafb58..a7e3a8ae253 100644 --- a/Libraries/LibCrypto/Hash/HashFunction.h +++ b/Libraries/LibCrypto/Hash/HashFunction.h @@ -31,21 +31,24 @@ #include namespace Crypto { +namespace Hash { -template -class HashFunction { -public: - static constexpr auto BlockSize = BlockS; - using DigestType = DigestT; + template + class HashFunction { + public: + static constexpr auto BlockSize = BlockS / 8; + static constexpr auto DigestSize = sizeof(DigestT); - static size_t block_size() { return BlockSize; }; - static size_t digest_size() { return sizeof(DigestType); }; + using DigestType = DigestT; - virtual void update(const u8*, size_t) = 0; - virtual void update(const ByteBuffer& buffer) = 0; - virtual void update(const StringView& string) = 0; + static size_t block_size() { return BlockSize; }; + static size_t digest_size() { return DigestSize; }; - virtual DigestType digest() = 0; -}; + virtual void update(const u8*, size_t) = 0; + virtual void update(const ByteBuffer& buffer) = 0; + virtual void update(const StringView& string) = 0; + virtual DigestType digest() = 0; + }; +} } diff --git a/Libraries/LibCrypto/Hash/MD5.cpp b/Libraries/LibCrypto/Hash/MD5.cpp index 338b995def0..34d3481d0e9 100644 --- a/Libraries/LibCrypto/Hash/MD5.cpp +++ b/Libraries/LibCrypto/Hash/MD5.cpp @@ -65,167 +65,168 @@ static constexpr inline void round_4(u32& a, u32 b, u32 c, u32 d, u32 x, u32 s, } namespace Crypto { +namespace Hash { -void MD5::update(const u8* input, size_t length) -{ - auto index = (u32)(m_count[0] >> 3) & 0x3f; - size_t offset { 0 }; - m_count[0] += (u32)length << 3; - if (m_count[0] < ((u32)length << 3)) { - ++m_count[1]; + void MD5::update(const u8* input, size_t length) + { + auto index = (u32)(m_count[0] >> 3) & 0x3f; + size_t offset { 0 }; + m_count[0] += (u32)length << 3; + if (m_count[0] < ((u32)length << 3)) { + ++m_count[1]; + } + m_count[1] += (u32)length >> 29; + + auto part_length = 64 - index; + if (length >= part_length) { + m_buffer.overwrite(index, input, part_length); + transform(m_buffer.data()); + + for (offset = part_length; offset + 63 < length; offset += 64) + transform(&input[offset]); + + index = 0; + } + ASSERT(length < part_length || length - offset <= 64); + m_buffer.overwrite(index, &input[offset], length - offset); } - m_count[1] += (u32)length >> 29; + MD5::DigestType MD5::digest() + { + DigestType digest; + u8 bits[8]; - auto part_length = 64 - index; - if (length >= part_length) { - m_buffer.overwrite(index, input, part_length); - transform(m_buffer.data()); + encode(m_count, bits, 8); - for (offset = part_length; offset + 63 < length; offset += 64) - transform(&input[offset]); + // pad the data to 56%64 + u32 index = (u32)((m_count[0] >> 3) & 0x3f); + u32 pad_length = index < 56 ? 56 - index : 120 - index; + update(MD5Constants::PADDING, pad_length); - index = 0; + // append length + update(bits, 8); + + // store state (4 registers ABCD) + encode(&m_A, digest.data, 4 * sizeof(m_A)); + + reset(); + + return digest; } - ASSERT(length < part_length || length - offset <= 64); - m_buffer.overwrite(index, &input[offset], length - offset); -} -MD5::DigestType MD5::digest() -{ - DigestType digest; - u8 bits[8]; - - encode(m_count, bits, 8); - - // pad the data to 56%64 - u32 index = (u32)((m_count[0] >> 3) & 0x3f); - u32 pad_length = index < 56 ? 56 - index : 120 - index; - update(Constants::PADDING, pad_length); - - // append length - update(bits, 8); - - // store state (4 registers ABCD) - encode(&m_A, digest.data, 4 * sizeof(m_A)); - - reset(); - - return digest; -} - -void MD5::encode(const u32* from, u8* to, size_t length) -{ - for (size_t i = 0, j = 0; j < length; ++i, j += 4) { - to[j] = (u8)(from[i] & 0xff); - to[j + 1] = (u8)((from[i] >> 8) & 0xff); - to[j + 2] = (u8)((from[i] >> 16) & 0xff); - to[j + 3] = (u8)((from[i] >> 24) & 0xff); + void MD5::encode(const u32* from, u8* to, size_t length) + { + for (size_t i = 0, j = 0; j < length; ++i, j += 4) { + to[j] = (u8)(from[i] & 0xff); + to[j + 1] = (u8)((from[i] >> 8) & 0xff); + to[j + 2] = (u8)((from[i] >> 16) & 0xff); + to[j + 3] = (u8)((from[i] >> 24) & 0xff); + } } -} -void MD5::decode(const u8* from, u32* to, size_t length) -{ - for (size_t i = 0, j = 0; j < length; ++i, j += 4) - to[i] = (((u32)from[j]) | (((u32)from[j + 1]) << 8) | (((u32)from[j + 2]) << 16) | (((u32)from[j + 3]) << 24)); -} + void MD5::decode(const u8* from, u32* to, size_t length) + { + for (size_t i = 0, j = 0; j < length; ++i, j += 4) + to[i] = (((u32)from[j]) | (((u32)from[j + 1]) << 8) | (((u32)from[j + 2]) << 16) | (((u32)from[j + 3]) << 24)); + } -void MD5::transform(const u8* block) -{ - auto a = m_A; - auto b = m_B; - auto c = m_C; - auto d = m_D; - u32 x[16]; + void MD5::transform(const u8* block) + { + auto a = m_A; + auto b = m_B; + auto c = m_C; + auto d = m_D; + u32 x[16]; - decode(block, x, 64); + decode(block, x, 64); - round_1(a, b, c, d, x[0], Constants::S11, 0xd76aa478); // 1 - round_1(d, a, b, c, x[1], Constants::S12, 0xe8c7b756); // 2 - round_1(c, d, a, b, x[2], Constants::S13, 0x242070db); // 3 - round_1(b, c, d, a, x[3], Constants::S14, 0xc1bdceee); // 4 - round_1(a, b, c, d, x[4], Constants::S11, 0xf57c0faf); // 5 - round_1(d, a, b, c, x[5], Constants::S12, 0x4787c62a); // 6 - round_1(c, d, a, b, x[6], Constants::S13, 0xa8304613); // 7 - round_1(b, c, d, a, x[7], Constants::S14, 0xfd469501); // 8 - round_1(a, b, c, d, x[8], Constants::S11, 0x698098d8); // 9 - round_1(d, a, b, c, x[9], Constants::S12, 0x8b44f7af); // 10 - round_1(c, d, a, b, x[10], Constants::S13, 0xffff5bb1); // 11 - round_1(b, c, d, a, x[11], Constants::S14, 0x895cd7be); // 12 - round_1(a, b, c, d, x[12], Constants::S11, 0x6b901122); // 13 - round_1(d, a, b, c, x[13], Constants::S12, 0xfd987193); // 14 - round_1(c, d, a, b, x[14], Constants::S13, 0xa679438e); // 15 - round_1(b, c, d, a, x[15], Constants::S14, 0x49b40821); // 16 + round_1(a, b, c, d, x[0], MD5Constants::S11, 0xd76aa478); // 1 + round_1(d, a, b, c, x[1], MD5Constants::S12, 0xe8c7b756); // 2 + round_1(c, d, a, b, x[2], MD5Constants::S13, 0x242070db); // 3 + round_1(b, c, d, a, x[3], MD5Constants::S14, 0xc1bdceee); // 4 + round_1(a, b, c, d, x[4], MD5Constants::S11, 0xf57c0faf); // 5 + round_1(d, a, b, c, x[5], MD5Constants::S12, 0x4787c62a); // 6 + round_1(c, d, a, b, x[6], MD5Constants::S13, 0xa8304613); // 7 + round_1(b, c, d, a, x[7], MD5Constants::S14, 0xfd469501); // 8 + round_1(a, b, c, d, x[8], MD5Constants::S11, 0x698098d8); // 9 + round_1(d, a, b, c, x[9], MD5Constants::S12, 0x8b44f7af); // 10 + round_1(c, d, a, b, x[10], MD5Constants::S13, 0xffff5bb1); // 11 + round_1(b, c, d, a, x[11], MD5Constants::S14, 0x895cd7be); // 12 + round_1(a, b, c, d, x[12], MD5Constants::S11, 0x6b901122); // 13 + round_1(d, a, b, c, x[13], MD5Constants::S12, 0xfd987193); // 14 + round_1(c, d, a, b, x[14], MD5Constants::S13, 0xa679438e); // 15 + round_1(b, c, d, a, x[15], MD5Constants::S14, 0x49b40821); // 16 - round_2(a, b, c, d, x[1], Constants::S21, 0xf61e2562); // 17 - round_2(d, a, b, c, x[6], Constants::S22, 0xc040b340); // 18 - round_2(c, d, a, b, x[11], Constants::S23, 0x265e5a51); // 19 - round_2(b, c, d, a, x[0], Constants::S24, 0xe9b6c7aa); // 20 - round_2(a, b, c, d, x[5], Constants::S21, 0xd62f105d); // 21 - round_2(d, a, b, c, x[10], Constants::S22, 0x2441453); // 22 - round_2(c, d, a, b, x[15], Constants::S23, 0xd8a1e681); // 23 - round_2(b, c, d, a, x[4], Constants::S24, 0xe7d3fbc8); // 24 - round_2(a, b, c, d, x[9], Constants::S21, 0x21e1cde6); // 25 - round_2(d, a, b, c, x[14], Constants::S22, 0xc33707d6); // 26 - round_2(c, d, a, b, x[3], Constants::S23, 0xf4d50d87); // 27 - round_2(b, c, d, a, x[8], Constants::S24, 0x455a14ed); // 28 - round_2(a, b, c, d, x[13], Constants::S21, 0xa9e3e905); // 29 - round_2(d, a, b, c, x[2], Constants::S22, 0xfcefa3f8); // 30 - round_2(c, d, a, b, x[7], Constants::S23, 0x676f02d9); // 31 - round_2(b, c, d, a, x[12], Constants::S24, 0x8d2a4c8a); // 32 + round_2(a, b, c, d, x[1], MD5Constants::S21, 0xf61e2562); // 17 + round_2(d, a, b, c, x[6], MD5Constants::S22, 0xc040b340); // 18 + round_2(c, d, a, b, x[11], MD5Constants::S23, 0x265e5a51); // 19 + round_2(b, c, d, a, x[0], MD5Constants::S24, 0xe9b6c7aa); // 20 + round_2(a, b, c, d, x[5], MD5Constants::S21, 0xd62f105d); // 21 + round_2(d, a, b, c, x[10], MD5Constants::S22, 0x2441453); // 22 + round_2(c, d, a, b, x[15], MD5Constants::S23, 0xd8a1e681); // 23 + round_2(b, c, d, a, x[4], MD5Constants::S24, 0xe7d3fbc8); // 24 + round_2(a, b, c, d, x[9], MD5Constants::S21, 0x21e1cde6); // 25 + round_2(d, a, b, c, x[14], MD5Constants::S22, 0xc33707d6); // 26 + round_2(c, d, a, b, x[3], MD5Constants::S23, 0xf4d50d87); // 27 + round_2(b, c, d, a, x[8], MD5Constants::S24, 0x455a14ed); // 28 + round_2(a, b, c, d, x[13], MD5Constants::S21, 0xa9e3e905); // 29 + round_2(d, a, b, c, x[2], MD5Constants::S22, 0xfcefa3f8); // 30 + round_2(c, d, a, b, x[7], MD5Constants::S23, 0x676f02d9); // 31 + round_2(b, c, d, a, x[12], MD5Constants::S24, 0x8d2a4c8a); // 32 - round_3(a, b, c, d, x[5], Constants::S31, 0xfffa3942); // 33 - round_3(d, a, b, c, x[8], Constants::S32, 0x8771f681); // 34 - round_3(c, d, a, b, x[11], Constants::S33, 0x6d9d6122); // 35 - round_3(b, c, d, a, x[14], Constants::S34, 0xfde5380c); // 36 - round_3(a, b, c, d, x[1], Constants::S31, 0xa4beea44); // 37 - round_3(d, a, b, c, x[4], Constants::S32, 0x4bdecfa9); // 38 - round_3(c, d, a, b, x[7], Constants::S33, 0xf6bb4b60); // 39 - round_3(b, c, d, a, x[10], Constants::S34, 0xbebfbc70); // 40 - round_3(a, b, c, d, x[13], Constants::S31, 0x289b7ec6); // 41 - round_3(d, a, b, c, x[0], Constants::S32, 0xeaa127fa); // 42 - round_3(c, d, a, b, x[3], Constants::S33, 0xd4ef3085); // 43 - round_3(b, c, d, a, x[6], Constants::S34, 0x4881d05); // 44 - round_3(a, b, c, d, x[9], Constants::S31, 0xd9d4d039); // 45 - round_3(d, a, b, c, x[12], Constants::S32, 0xe6db99e5); // 46 - round_3(c, d, a, b, x[15], Constants::S33, 0x1fa27cf8); // 47 - round_3(b, c, d, a, x[2], Constants::S34, 0xc4ac5665); // 48 + round_3(a, b, c, d, x[5], MD5Constants::S31, 0xfffa3942); // 33 + round_3(d, a, b, c, x[8], MD5Constants::S32, 0x8771f681); // 34 + round_3(c, d, a, b, x[11], MD5Constants::S33, 0x6d9d6122); // 35 + round_3(b, c, d, a, x[14], MD5Constants::S34, 0xfde5380c); // 36 + round_3(a, b, c, d, x[1], MD5Constants::S31, 0xa4beea44); // 37 + round_3(d, a, b, c, x[4], MD5Constants::S32, 0x4bdecfa9); // 38 + round_3(c, d, a, b, x[7], MD5Constants::S33, 0xf6bb4b60); // 39 + round_3(b, c, d, a, x[10], MD5Constants::S34, 0xbebfbc70); // 40 + round_3(a, b, c, d, x[13], MD5Constants::S31, 0x289b7ec6); // 41 + round_3(d, a, b, c, x[0], MD5Constants::S32, 0xeaa127fa); // 42 + round_3(c, d, a, b, x[3], MD5Constants::S33, 0xd4ef3085); // 43 + round_3(b, c, d, a, x[6], MD5Constants::S34, 0x4881d05); // 44 + round_3(a, b, c, d, x[9], MD5Constants::S31, 0xd9d4d039); // 45 + round_3(d, a, b, c, x[12], MD5Constants::S32, 0xe6db99e5); // 46 + round_3(c, d, a, b, x[15], MD5Constants::S33, 0x1fa27cf8); // 47 + round_3(b, c, d, a, x[2], MD5Constants::S34, 0xc4ac5665); // 48 - round_4(a, b, c, d, x[0], Constants::S41, 0xf4292244); // 49 - round_4(d, a, b, c, x[7], Constants::S42, 0x432aff97); // 50 - round_4(c, d, a, b, x[14], Constants::S43, 0xab9423a7); // 51 - round_4(b, c, d, a, x[5], Constants::S44, 0xfc93a039); // 52 - round_4(a, b, c, d, x[12], Constants::S41, 0x655b59c3); // 53 - round_4(d, a, b, c, x[3], Constants::S42, 0x8f0ccc92); // 54 - round_4(c, d, a, b, x[10], Constants::S43, 0xffeff47d); // 55 - round_4(b, c, d, a, x[1], Constants::S44, 0x85845dd1); // 56 - round_4(a, b, c, d, x[8], Constants::S41, 0x6fa87e4f); // 57 - round_4(d, a, b, c, x[15], Constants::S42, 0xfe2ce6e0); // 58 - round_4(c, d, a, b, x[6], Constants::S43, 0xa3014314); // 59 - round_4(b, c, d, a, x[13], Constants::S44, 0x4e0811a1); // 60 - round_4(a, b, c, d, x[4], Constants::S41, 0xf7537e82); // 61 - round_4(d, a, b, c, x[11], Constants::S42, 0xbd3af235); // 62 - round_4(c, d, a, b, x[2], Constants::S43, 0x2ad7d2bb); // 63 - round_4(b, c, d, a, x[9], Constants::S44, 0xeb86d391); // 64 + round_4(a, b, c, d, x[0], MD5Constants::S41, 0xf4292244); // 49 + round_4(d, a, b, c, x[7], MD5Constants::S42, 0x432aff97); // 50 + round_4(c, d, a, b, x[14], MD5Constants::S43, 0xab9423a7); // 51 + round_4(b, c, d, a, x[5], MD5Constants::S44, 0xfc93a039); // 52 + round_4(a, b, c, d, x[12], MD5Constants::S41, 0x655b59c3); // 53 + round_4(d, a, b, c, x[3], MD5Constants::S42, 0x8f0ccc92); // 54 + round_4(c, d, a, b, x[10], MD5Constants::S43, 0xffeff47d); // 55 + round_4(b, c, d, a, x[1], MD5Constants::S44, 0x85845dd1); // 56 + round_4(a, b, c, d, x[8], MD5Constants::S41, 0x6fa87e4f); // 57 + round_4(d, a, b, c, x[15], MD5Constants::S42, 0xfe2ce6e0); // 58 + round_4(c, d, a, b, x[6], MD5Constants::S43, 0xa3014314); // 59 + round_4(b, c, d, a, x[13], MD5Constants::S44, 0x4e0811a1); // 60 + round_4(a, b, c, d, x[4], MD5Constants::S41, 0xf7537e82); // 61 + round_4(d, a, b, c, x[11], MD5Constants::S42, 0xbd3af235); // 62 + round_4(c, d, a, b, x[2], MD5Constants::S43, 0x2ad7d2bb); // 63 + round_4(b, c, d, a, x[9], MD5Constants::S44, 0xeb86d391); // 64 - m_A += a; - m_B += b; - m_C += c; - m_D += d; + m_A += a; + m_B += b; + m_C += c; + m_D += d; - __builtin_memset(x, 0, sizeof(x)); -} + __builtin_memset(x, 0, sizeof(x)); + } -void MD5::reset() -{ - m_A = Constants::init_A; - m_B = Constants::init_B; - m_C = Constants::init_C; - m_D = Constants::init_D; + void MD5::reset() + { + m_A = MD5Constants::init_A; + m_B = MD5Constants::init_B; + m_C = MD5Constants::init_C; + m_D = MD5Constants::init_D; - m_count[0] = 0; - m_count[1] = 0; + m_count[0] = 0; + m_count[1] = 0; - __builtin_memset(m_data_buffer, 0, sizeof(m_data_buffer)); -} + __builtin_memset(m_data_buffer, 0, sizeof(m_data_buffer)); + } } +} diff --git a/Libraries/LibCrypto/Hash/MD5.h b/Libraries/LibCrypto/Hash/MD5.h index fd8f8dba206..89da2629dd9 100644 --- a/Libraries/LibCrypto/Hash/MD5.h +++ b/Libraries/LibCrypto/Hash/MD5.h @@ -30,78 +30,78 @@ #include namespace Crypto { +namespace Hash { -struct MD5Digest { - u8 data[16]; -}; + struct MD5Digest { + u8 data[16]; + }; -namespace MD5Constants { + namespace MD5Constants { -constexpr u32 init_A = 0x67452301; -constexpr u32 init_B = 0xefcdab89; -constexpr u32 init_C = 0x98badcfe; -constexpr u32 init_D = 0x10325476; -constexpr u32 S11 = 7; -constexpr u32 S12 = 12; -constexpr u32 S13 = 17; -constexpr u32 S14 = 22; -constexpr u32 S21 = 5; -constexpr u32 S22 = 9; -constexpr u32 S23 = 14; -constexpr u32 S24 = 20; -constexpr u32 S31 = 4; -constexpr u32 S32 = 11; -constexpr u32 S33 = 16; -constexpr u32 S34 = 23; -constexpr u32 S41 = 6; -constexpr u32 S42 = 10; -constexpr u32 S43 = 15; -constexpr u32 S44 = 21; -constexpr u8 PADDING[] = { - 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, 0, - 0 -}; - -} - -class MD5 final : public HashFunction<16, MD5Digest> { -public: - MD5() - { - m_buffer = ByteBuffer::wrap(m_data_buffer, sizeof(m_data_buffer)); + constexpr u32 init_A = 0x67452301; + constexpr u32 init_B = 0xefcdab89; + constexpr u32 init_C = 0x98badcfe; + constexpr u32 init_D = 0x10325476; + constexpr u32 S11 = 7; + constexpr u32 S12 = 12; + constexpr u32 S13 = 17; + constexpr u32 S14 = 22; + constexpr u32 S21 = 5; + constexpr u32 S22 = 9; + constexpr u32 S23 = 14; + constexpr u32 S24 = 20; + constexpr u32 S31 = 4; + constexpr u32 S32 = 11; + constexpr u32 S33 = 16; + constexpr u32 S34 = 23; + constexpr u32 S41 = 6; + constexpr u32 S42 = 10; + constexpr u32 S43 = 15; + constexpr u32 S44 = 21; + constexpr u8 PADDING[] = { + 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, 0, + 0 + }; } - virtual void update(const u8*, size_t) override; - virtual void update(const ByteBuffer& buffer) override { update(buffer.data(), buffer.size()); }; - virtual void update(const StringView& string) override { update((const u8*)string.characters_without_null_termination(), string.length()); }; - virtual DigestType digest() override; + class MD5 final : public HashFunction<512, MD5Digest> { + public: + MD5() + { + m_buffer = ByteBuffer::wrap(m_data_buffer, sizeof(m_data_buffer)); + } - inline static DigestType hash(const u8* data, size_t length) - { - MD5 md5; - md5.update(data, length); - return md5.digest(); - } + virtual void update(const u8*, size_t) override; + virtual void update(const ByteBuffer& buffer) override { update(buffer.data(), buffer.size()); }; + virtual void update(const StringView& string) override { update((const u8*)string.characters_without_null_termination(), string.length()); }; + virtual DigestType digest() override; - inline static DigestType hash(const ByteBuffer& buffer) { return hash(buffer.data(), buffer.size()); } - inline static DigestType hash(const StringView& buffer) { return hash((const u8*)buffer.characters_without_null_termination(), buffer.length()); } + inline static DigestType hash(const u8* data, size_t length) + { + MD5 md5; + md5.update(data, length); + return md5.digest(); + } -private: - inline void transform(const u8*); - inline void reset(); + inline static DigestType hash(const ByteBuffer& buffer) { return hash(buffer.data(), buffer.size()); } + inline static DigestType hash(const StringView& buffer) { return hash((const u8*)buffer.characters_without_null_termination(), buffer.length()); } - static void encode(const u32* from, u8* to, size_t length); - static void decode(const u8* from, u32* to, size_t length); + private: + inline void transform(const u8*); + inline void reset(); - u32 m_A { Constants::init_A }, m_B { Constants::init_B }, m_C { Constants::init_C }, m_D { Constants::init_D }; - u32 m_count[2] { 0, 0 }; - ByteBuffer m_buffer; + static void encode(const u32* from, u8* to, size_t length); + static void decode(const u8* from, u32* to, size_t length); - u8 m_data_buffer[64]; -}; + u32 m_A { MD5Constants::init_A }, m_B { MD5Constants::init_B }, m_C { MD5Constants::init_C }, m_D { MD5Constants::init_D }; + u32 m_count[2] { 0, 0 }; + ByteBuffer m_buffer; + + u8 m_data_buffer[64]; + }; } diff --git a/Userland/test-crypto.cpp b/Userland/test-crypto.cpp index 6744534410e..dfd0d0ec29b 100644 --- a/Userland/test-crypto.cpp +++ b/Userland/test-crypto.cpp @@ -68,10 +68,10 @@ void aes_cbc(const char* message, size_t len) { auto buffer = ByteBuffer::wrap(message, len); // FIXME: Take iv as an optional parameter - auto iv = ByteBuffer::create_zeroed(Crypto::AESCipher::block_size()); + auto iv = ByteBuffer::create_zeroed(Crypto::Cipher::AESCipher::block_size()); if (encrypting) { - Crypto::AESCipher::CBCMode cipher(secret_key, key_bits, Crypto::Intent::Encryption); + Crypto::Cipher::AESCipher::CBCMode cipher(secret_key, key_bits, Crypto::Cipher::Intent::Encryption); auto enc = cipher.create_aligned_buffer(buffer.size()); cipher.encrypt(buffer, enc, iv); @@ -79,9 +79,9 @@ void aes_cbc(const char* message, size_t len) if (binary) printf("%.*s", (int)enc.size(), enc.data()); else - print_buffer(enc, Crypto::AESCipher::block_size()); + print_buffer(enc, Crypto::Cipher::AESCipher::block_size()); } else { - Crypto::AESCipher::CBCMode cipher(secret_key, key_bits, Crypto::Intent::Decryption); + Crypto::Cipher::AESCipher::CBCMode cipher(secret_key, key_bits, Crypto::Cipher::Intent::Decryption); auto dec = cipher.create_aligned_buffer(buffer.size()); cipher.decrypt(buffer, dec, iv); printf("%.*s\n", (int)dec.size(), dec.data()); @@ -90,11 +90,21 @@ void aes_cbc(const char* message, size_t len) void md5(const char* message, size_t len) { - auto digest = Crypto::MD5::hash((const u8*)message, len); + auto digest = Crypto::Hash::MD5::hash((const u8*)message, len); if (binary) - printf("%.*s", (int)Crypto::MD5::block_size(), digest.data); + printf("%.*s", (int)Crypto::Hash::MD5::digest_size(), digest.data); else - print_buffer(ByteBuffer::wrap(digest.data, Crypto::MD5::block_size()), Crypto::MD5::block_size()); + print_buffer(ByteBuffer::wrap(digest.data, Crypto::Hash::MD5::digest_size()), -1); +} + +void hmac_md5(const char* message, size_t len) +{ + Crypto::Authentication::HMAC hmac(secret_key); + auto mac = hmac.process((const u8*)message, len); + if (binary) + printf("%.*s", (int)hmac.DigestSize, mac.data); + else + print_buffer(ByteBuffer::wrap(mac.data, hmac.DigestSize), -1); } auto main(int argc, char** argv) -> int @@ -103,7 +113,7 @@ auto main(int argc, char** argv) -> int Core::ArgsParser parser; parser.add_positional_argument(mode, "mode to operate in ('list' to see modes and descriptions)", "mode"); - parser.add_option(secret_key, "Set the secret key (must be key-bits bits)", "secret-key", 'k', "secret key"); + parser.add_option(secret_key, "Set the secret key", "secret-key", 'k', "secret key"); parser.add_option(key_bits, "Size of the key", "key-bits", 'b', "key-bits"); parser.add_option(filename, "Read from file", "file", 'f', "from file"); parser.add_option(binary, "Force binary output", "force-binary", 0); @@ -143,7 +153,7 @@ auto main(int argc, char** argv) -> int if (run_tests) return aes_cbc_tests(); - if (!Crypto::AESCipher::KeyType::is_valid_key_size(key_bits)) { + if (!Crypto::Cipher::AESCipher::KeyType::is_valid_key_size(key_bits)) { printf("Invalid key size for AES: %d\n", key_bits); return 1; } @@ -199,13 +209,13 @@ void aes_cbc_test_encrypt() auto test_it = [](auto& cipher, auto& result) { auto in = "This is a test! This is another test!"_b; auto out = cipher.create_aligned_buffer(in.size()); - auto iv = ByteBuffer::create_zeroed(Crypto::AESCipher::block_size()); + auto iv = ByteBuffer::create_zeroed(Crypto::Cipher::AESCipher::block_size()); cipher.encrypt(in, out, iv); if (out.size() != sizeof(result)) FAIL(size mismatch); else if (memcmp(out.data(), result, out.size()) != 0) { FAIL(invalid data); - print_buffer(out, Crypto::AESCipher::block_size()); + print_buffer(out, Crypto::Cipher::AESCipher::block_size()); } else PASS; }; @@ -217,7 +227,7 @@ void aes_cbc_test_encrypt() 0x8b, 0xd3, 0x70, 0x45, 0xf0, 0x79, 0x65, 0xca, 0xb9, 0x03, 0x88, 0x72, 0x1c, 0xdd, 0xab, 0x45, 0x6b, 0x1c }; - Crypto::AESCipher::CBCMode cipher("WellHelloFriends", 128, Crypto::Intent::Encryption); + Crypto::Cipher::AESCipher::CBCMode cipher("WellHelloFriends", 128, Crypto::Cipher::Intent::Encryption); test_it(cipher, result); } { @@ -228,7 +238,7 @@ void aes_cbc_test_encrypt() 0x68, 0x51, 0x09, 0xd7, 0x3b, 0x48, 0x1b, 0x8a, 0xd3, 0x50, 0x09, 0xba, 0xfc, 0xde, 0x11, 0xe0, 0x3f, 0xcb }; - Crypto::AESCipher::CBCMode cipher("Well Hello Friends! whf!", 192, Crypto::Intent::Encryption); + Crypto::Cipher::AESCipher::CBCMode cipher("Well Hello Friends! whf!", 192, Crypto::Cipher::Intent::Encryption); test_it(cipher, result); } { @@ -239,7 +249,7 @@ void aes_cbc_test_encrypt() 0x47, 0x9f, 0xc2, 0x21, 0xe6, 0x19, 0x62, 0xc3, 0x75, 0xca, 0xab, 0x2d, 0x18, 0xa1, 0x54, 0xd1, 0x41, 0xe6 }; - Crypto::AESCipher::CBCMode cipher("WellHelloFriendsWellHelloFriends", 256, Crypto::Intent::Encryption); + Crypto::Cipher::AESCipher::CBCMode cipher("WellHelloFriendsWellHelloFriends", 256, Crypto::Cipher::Intent::Encryption); test_it(cipher, result); } // TODO: Test non-CMS padding options @@ -250,14 +260,14 @@ void aes_cbc_test_decrypt() auto true_value = "This is a test! This is another test!"; auto in = ByteBuffer::copy(result, result_len); auto out = cipher.create_aligned_buffer(in.size()); - auto iv = ByteBuffer::create_zeroed(Crypto::AESCipher::block_size()); + auto iv = ByteBuffer::create_zeroed(Crypto::Cipher::AESCipher::block_size()); cipher.decrypt(in, out, iv); if (out.size() != strlen(true_value)) { FAIL(size mismatch); printf("Expected %zu bytes but got %zu\n", strlen(true_value), out.size()); } else if (memcmp(out.data(), true_value, strlen(true_value)) != 0) { FAIL(invalid data); - print_buffer(out, Crypto::AESCipher::block_size()); + print_buffer(out, Crypto::Cipher::AESCipher::block_size()); } else PASS; }; @@ -269,7 +279,7 @@ void aes_cbc_test_decrypt() 0x8b, 0xd3, 0x70, 0x45, 0xf0, 0x79, 0x65, 0xca, 0xb9, 0x03, 0x88, 0x72, 0x1c, 0xdd, 0xab, 0x45, 0x6b, 0x1c }; - Crypto::AESCipher::CBCMode cipher("WellHelloFriends", 128, Crypto::Intent::Decryption); + Crypto::Cipher::AESCipher::CBCMode cipher("WellHelloFriends", 128, Crypto::Cipher::Intent::Decryption); test_it(cipher, result, 48); } { @@ -280,7 +290,7 @@ void aes_cbc_test_decrypt() 0x68, 0x51, 0x09, 0xd7, 0x3b, 0x48, 0x1b, 0x8a, 0xd3, 0x50, 0x09, 0xba, 0xfc, 0xde, 0x11, 0xe0, 0x3f, 0xcb }; - Crypto::AESCipher::CBCMode cipher("Well Hello Friends! whf!", 192, Crypto::Intent::Decryption); + Crypto::Cipher::AESCipher::CBCMode cipher("Well Hello Friends! whf!", 192, Crypto::Cipher::Intent::Decryption); test_it(cipher, result, 48); } { @@ -291,7 +301,7 @@ void aes_cbc_test_decrypt() 0x47, 0x9f, 0xc2, 0x21, 0xe6, 0x19, 0x62, 0xc3, 0x75, 0xca, 0xab, 0x2d, 0x18, 0xa1, 0x54, 0xd1, 0x41, 0xe6 }; - Crypto::AESCipher::CBCMode cipher("WellHelloFriendsWellHelloFriends", 256, Crypto::Intent::Decryption); + Crypto::Cipher::AESCipher::CBCMode cipher("WellHelloFriendsWellHelloFriends", 256, Crypto::Cipher::Intent::Decryption); test_it(cipher, result, 48); } // TODO: Test non-CMS padding options @@ -311,11 +321,11 @@ void md5_test_hash() u8 result[] { 0xaf, 0x04, 0x3a, 0x08, 0x94, 0x38, 0x6e, 0x7f, 0xbf, 0x73, 0xe4, 0xaa, 0xf0, 0x8e, 0xee, 0x4c }; - auto digest = Crypto::MD5::hash("Well hello friends"); + auto digest = Crypto::Hash::MD5::hash("Well hello friends"); - if (memcmp(result, digest.data, Crypto::MD5::block_size()) != 0) { + if (memcmp(result, digest.data, Crypto::Hash::MD5::digest_size()) != 0) { FAIL(Invalid hash); - print_buffer(ByteBuffer::wrap(digest.data, Crypto::MD5::block_size()), -1); + print_buffer(ByteBuffer::wrap(digest.data, Crypto::Hash::MD5::digest_size()), -1); } else { PASS; } @@ -326,11 +336,11 @@ void md5_test_hash() u8 result[] { 0xd4, 0x1d, 0x8c, 0xd9, 0x8f, 0x00, 0xb2, 0x04, 0xe9, 0x80, 0x09, 0x98, 0xec, 0xf8, 0x42, 0x7e }; - auto digest = Crypto::MD5::hash(""); + auto digest = Crypto::Hash::MD5::hash(""); - if (memcmp(result, digest.data, Crypto::MD5::block_size()) != 0) { + if (memcmp(result, digest.data, Crypto::Hash::MD5::digest_size()) != 0) { FAIL(Invalid hash); - print_buffer(ByteBuffer::wrap(digest.data, Crypto::MD5::block_size()), -1); + print_buffer(ByteBuffer::wrap(digest.data, Crypto::Hash::MD5::digest_size()), -1); } else { PASS; } @@ -340,11 +350,11 @@ void md5_test_hash() u8 result[] { 0x0c, 0xc1, 0x75, 0xb9, 0xc0, 0xf1, 0xb6, 0xa8, 0x31, 0xc3, 0x99, 0xe2, 0x69, 0x77, 0x26, 0x61 }; - auto digest = Crypto::MD5::hash("a"); + auto digest = Crypto::Hash::MD5::hash("a"); - if (memcmp(result, digest.data, Crypto::MD5::block_size()) != 0) { + if (memcmp(result, digest.data, Crypto::Hash::MD5::digest_size()) != 0) { FAIL(Invalid hash); - print_buffer(ByteBuffer::wrap(digest.data, Crypto::MD5::block_size()), -1); + print_buffer(ByteBuffer::wrap(digest.data, Crypto::Hash::MD5::digest_size()), -1); } else { PASS; } @@ -354,11 +364,11 @@ void md5_test_hash() u8 result[] { 0xc3, 0xfc, 0xd3, 0xd7, 0x61, 0x92, 0xe4, 0x00, 0x7d, 0xfb, 0x49, 0x6c, 0xca, 0x67, 0xe1, 0x3b }; - auto digest = Crypto::MD5::hash("abcdefghijklmnopqrstuvwxyz"); + auto digest = Crypto::Hash::MD5::hash("abcdefghijklmnopqrstuvwxyz"); - if (memcmp(result, digest.data, Crypto::MD5::block_size()) != 0) { + if (memcmp(result, digest.data, Crypto::Hash::MD5::digest_size()) != 0) { FAIL(Invalid hash); - print_buffer(ByteBuffer::wrap(digest.data, Crypto::MD5::block_size()), -1); + print_buffer(ByteBuffer::wrap(digest.data, Crypto::Hash::MD5::digest_size()), -1); } else { PASS; } @@ -368,11 +378,11 @@ void md5_test_hash() u8 result[] { 0x57, 0xed, 0xf4, 0xa2, 0x2b, 0xe3, 0xc9, 0x55, 0xac, 0x49, 0xda, 0x2e, 0x21, 0x07, 0xb6, 0x7a }; - auto digest = Crypto::MD5::hash("12345678901234567890123456789012345678901234567890123456789012345678901234567890"); + auto digest = Crypto::Hash::MD5::hash("12345678901234567890123456789012345678901234567890123456789012345678901234567890"); - if (memcmp(result, digest.data, Crypto::MD5::block_size()) != 0) { + if (memcmp(result, digest.data, Crypto::Hash::MD5::digest_size()) != 0) { FAIL(Invalid hash); - print_buffer(ByteBuffer::wrap(digest.data, Crypto::MD5::block_size()), -1); + print_buffer(ByteBuffer::wrap(digest.data, Crypto::Hash::MD5::digest_size()), -1); } else { PASS; } @@ -386,21 +396,21 @@ void md5_test_consecutive_updates() u8 result[] { 0xaf, 0x04, 0x3a, 0x08, 0x94, 0x38, 0x6e, 0x7f, 0xbf, 0x73, 0xe4, 0xaa, 0xf0, 0x8e, 0xee, 0x4c }; - Crypto::MD5 md5; + Crypto::Hash::MD5 md5; md5.update("Well"); md5.update(" hello "); md5.update("friends"); auto digest = md5.digest(); - if (memcmp(result, digest.data, Crypto::MD5::block_size()) != 0) + if (memcmp(result, digest.data, Crypto::Hash::MD5::digest_size()) != 0) FAIL(Invalid hash); else PASS; } { I_TEST((MD5 Hashing | Reuse)); - Crypto::MD5 md5; + Crypto::Hash::MD5 md5; md5.update("Well"); md5.update(" hello "); @@ -412,7 +422,7 @@ void md5_test_consecutive_updates() md5.update("friends"); auto digest1 = md5.digest(); - if (memcmp(digest0.data, digest1.data, Crypto::MD5::block_size()) != 0) + if (memcmp(digest0.data, digest1.data, Crypto::Hash::MD5::block_size()) != 0) FAIL(Cannot reuse); else PASS;