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| author | Egor Tensin <egor@tensin.name> | 2026-06-13 14:37:12 +0200 |
|---|---|---|
| committer | Egor Tensin <egor@tensin.name> | 2026-06-13 14:37:12 +0200 |
| commit | 6cac3cb57cb4f430df80f8a21e358ad40ae59c89 (patch) | |
| tree | b9551474bedb7fdd6a9a4e37bc641bd8d0cfcfb4 /aes/src/c/aes128.c | |
| parent | cmake: upgrade cmake-common, introduce new features, etc. (diff) | |
| download | aes-tools-6cac3cb57cb4f430df80f8a21e358ad40ae59c89.tar.gz aes-tools-6cac3cb57cb4f430df80f8a21e358ad40ae59c89.zip | |
add .clang-format
Diffstat (limited to 'aes/src/c/aes128.c')
| -rw-r--r-- | aes/src/c/aes128.c | 59 |
1 files changed, 29 insertions, 30 deletions
diff --git a/aes/src/c/aes128.c b/aes/src/c/aes128.c index a1bad40..6b3a96a 100644 --- a/aes/src/c/aes128.c +++ b/aes/src/c/aes128.c @@ -10,10 +10,8 @@ #include <emmintrin.h> #include <wmmintrin.h> -AES_AES_Block __fastcall aes_AES128_encrypt_block_( - AES_AES_Block plaintext, - const AES_AES128_RoundKeys* encryption_keys) -{ +AES_AES_Block __fastcall aes_AES128_encrypt_block_(AES_AES_Block plaintext, + const AES_AES128_RoundKeys* encryption_keys) { plaintext = _mm_xor_si128(plaintext, encryption_keys->keys[0]); plaintext = _mm_aesenc_si128(plaintext, encryption_keys->keys[1]); plaintext = _mm_aesenc_si128(plaintext, encryption_keys->keys[2]); @@ -27,10 +25,8 @@ AES_AES_Block __fastcall aes_AES128_encrypt_block_( return _mm_aesenclast_si128(plaintext, encryption_keys->keys[10]); } -AES_AES_Block __fastcall aes_AES128_decrypt_block_( - AES_AES_Block ciphertext, - const AES_AES128_RoundKeys* decryption_keys) -{ +AES_AES_Block __fastcall aes_AES128_decrypt_block_(AES_AES_Block ciphertext, + const AES_AES128_RoundKeys* decryption_keys) { ciphertext = _mm_xor_si128(ciphertext, decryption_keys->keys[0]); ciphertext = _mm_aesdec_si128(ciphertext, decryption_keys->keys[1]); ciphertext = _mm_aesdec_si128(ciphertext, decryption_keys->keys[2]); @@ -44,10 +40,8 @@ AES_AES_Block __fastcall aes_AES128_decrypt_block_( return _mm_aesdeclast_si128(ciphertext, decryption_keys->keys[10]); } -static AES_AES_Block __fastcall aes_aes128_expand_key_assist( - AES_AES_Block prev, - AES_AES_Block hwgen) -{ +static AES_AES_Block __fastcall aes_aes128_expand_key_assist(AES_AES_Block prev, + AES_AES_Block hwgen) { AES_AES_Block tmp = prev; tmp = _mm_slli_si128(tmp, 4); @@ -63,27 +57,32 @@ static AES_AES_Block __fastcall aes_aes128_expand_key_assist( return prev; } -void __fastcall aes_AES128_expand_key_( - AES_AES_Block key, - AES_AES128_RoundKeys* encryption_keys) -{ +void __fastcall aes_AES128_expand_key_(AES_AES_Block key, AES_AES128_RoundKeys* encryption_keys) { AES_Block128 prev = encryption_keys->keys[0] = key; - prev = encryption_keys->keys[1] = aes_aes128_expand_key_assist(prev, _mm_aeskeygenassist_si128(prev, 0x01)); - prev = encryption_keys->keys[2] = aes_aes128_expand_key_assist(prev, _mm_aeskeygenassist_si128(prev, 0x02)); - prev = encryption_keys->keys[3] = aes_aes128_expand_key_assist(prev, _mm_aeskeygenassist_si128(prev, 0x04)); - prev = encryption_keys->keys[4] = aes_aes128_expand_key_assist(prev, _mm_aeskeygenassist_si128(prev, 0x08)); - prev = encryption_keys->keys[5] = aes_aes128_expand_key_assist(prev, _mm_aeskeygenassist_si128(prev, 0x10)); - prev = encryption_keys->keys[6] = aes_aes128_expand_key_assist(prev, _mm_aeskeygenassist_si128(prev, 0x20)); - prev = encryption_keys->keys[7] = aes_aes128_expand_key_assist(prev, _mm_aeskeygenassist_si128(prev, 0x40)); - prev = encryption_keys->keys[8] = aes_aes128_expand_key_assist(prev, _mm_aeskeygenassist_si128(prev, 0x80)); - prev = encryption_keys->keys[9] = aes_aes128_expand_key_assist(prev, _mm_aeskeygenassist_si128(prev, 0x1b)); - prev = encryption_keys->keys[10] = aes_aes128_expand_key_assist(prev, _mm_aeskeygenassist_si128(prev, 0x36)); + prev = encryption_keys->keys[1] = + aes_aes128_expand_key_assist(prev, _mm_aeskeygenassist_si128(prev, 0x01)); + prev = encryption_keys->keys[2] = + aes_aes128_expand_key_assist(prev, _mm_aeskeygenassist_si128(prev, 0x02)); + prev = encryption_keys->keys[3] = + aes_aes128_expand_key_assist(prev, _mm_aeskeygenassist_si128(prev, 0x04)); + prev = encryption_keys->keys[4] = + aes_aes128_expand_key_assist(prev, _mm_aeskeygenassist_si128(prev, 0x08)); + prev = encryption_keys->keys[5] = + aes_aes128_expand_key_assist(prev, _mm_aeskeygenassist_si128(prev, 0x10)); + prev = encryption_keys->keys[6] = + aes_aes128_expand_key_assist(prev, _mm_aeskeygenassist_si128(prev, 0x20)); + prev = encryption_keys->keys[7] = + aes_aes128_expand_key_assist(prev, _mm_aeskeygenassist_si128(prev, 0x40)); + prev = encryption_keys->keys[8] = + aes_aes128_expand_key_assist(prev, _mm_aeskeygenassist_si128(prev, 0x80)); + prev = encryption_keys->keys[9] = + aes_aes128_expand_key_assist(prev, _mm_aeskeygenassist_si128(prev, 0x1b)); + prev = encryption_keys->keys[10] = + aes_aes128_expand_key_assist(prev, _mm_aeskeygenassist_si128(prev, 0x36)); } -void __fastcall aes_AES128_derive_decryption_keys_( - const AES_AES128_RoundKeys* encryption_keys, - AES_AES128_RoundKeys* decryption_keys) -{ +void __fastcall aes_AES128_derive_decryption_keys_(const AES_AES128_RoundKeys* encryption_keys, + AES_AES128_RoundKeys* decryption_keys) { decryption_keys->keys[0] = encryption_keys->keys[10]; decryption_keys->keys[1] = _mm_aesimc_si128(encryption_keys->keys[9]); decryption_keys->keys[2] = _mm_aesimc_si128(encryption_keys->keys[8]); |
