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-rw-r--r--src/c/aes128.c102
1 files changed, 51 insertions, 51 deletions
diff --git a/src/c/aes128.c b/src/c/aes128.c
index 49ebc4a..8f2da44 100644
--- a/src/c/aes128.c
+++ b/src/c/aes128.c
@@ -12,37 +12,37 @@
#include <wmmintrin.h>
AesNI_Block128 __fastcall aesni_aes128_encrypt_block_(
- AesNI_Block128 plain,
- const AesNI_Aes128_RoundKeys* key_schedule)
+ AesNI_Block128 plaintext,
+ const AesNI_Aes128_RoundKeys* encryption_keys)
{
- plain = _mm_xor_si128(plain, key_schedule->keys[0]);
- plain = _mm_aesenc_si128(plain, key_schedule->keys[1]);
- plain = _mm_aesenc_si128(plain, key_schedule->keys[2]);
- plain = _mm_aesenc_si128(plain, key_schedule->keys[3]);
- plain = _mm_aesenc_si128(plain, key_schedule->keys[4]);
- plain = _mm_aesenc_si128(plain, key_schedule->keys[5]);
- plain = _mm_aesenc_si128(plain, key_schedule->keys[6]);
- plain = _mm_aesenc_si128(plain, key_schedule->keys[7]);
- plain = _mm_aesenc_si128(plain, key_schedule->keys[8]);
- plain = _mm_aesenc_si128(plain, key_schedule->keys[9]);
- return _mm_aesenclast_si128(plain, key_schedule->keys[10]);
+ 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]);
+ plaintext = _mm_aesenc_si128(plaintext, encryption_keys->keys[3]);
+ plaintext = _mm_aesenc_si128(plaintext, encryption_keys->keys[4]);
+ plaintext = _mm_aesenc_si128(plaintext, encryption_keys->keys[5]);
+ plaintext = _mm_aesenc_si128(plaintext, encryption_keys->keys[6]);
+ plaintext = _mm_aesenc_si128(plaintext, encryption_keys->keys[7]);
+ plaintext = _mm_aesenc_si128(plaintext, encryption_keys->keys[8]);
+ plaintext = _mm_aesenc_si128(plaintext, encryption_keys->keys[9]);
+ return _mm_aesenclast_si128(plaintext, encryption_keys->keys[10]);
}
AesNI_Block128 __fastcall aesni_aes128_decrypt_block_(
- AesNI_Block128 cipher,
- const AesNI_Aes128_RoundKeys* inverted_schedule)
+ AesNI_Block128 ciphertext,
+ const AesNI_Aes128_RoundKeys* decryption_keys)
{
- cipher = _mm_xor_si128(cipher, inverted_schedule->keys[0]);
- cipher = _mm_aesdec_si128(cipher, inverted_schedule->keys[1]);
- cipher = _mm_aesdec_si128(cipher, inverted_schedule->keys[2]);
- cipher = _mm_aesdec_si128(cipher, inverted_schedule->keys[3]);
- cipher = _mm_aesdec_si128(cipher, inverted_schedule->keys[4]);
- cipher = _mm_aesdec_si128(cipher, inverted_schedule->keys[5]);
- cipher = _mm_aesdec_si128(cipher, inverted_schedule->keys[6]);
- cipher = _mm_aesdec_si128(cipher, inverted_schedule->keys[7]);
- cipher = _mm_aesdec_si128(cipher, inverted_schedule->keys[8]);
- cipher = _mm_aesdec_si128(cipher, inverted_schedule->keys[9]);
- return _mm_aesdeclast_si128(cipher, inverted_schedule->keys[10]);
+ 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]);
+ ciphertext = _mm_aesdec_si128(ciphertext, decryption_keys->keys[3]);
+ ciphertext = _mm_aesdec_si128(ciphertext, decryption_keys->keys[4]);
+ ciphertext = _mm_aesdec_si128(ciphertext, decryption_keys->keys[5]);
+ ciphertext = _mm_aesdec_si128(ciphertext, decryption_keys->keys[6]);
+ ciphertext = _mm_aesdec_si128(ciphertext, decryption_keys->keys[7]);
+ ciphertext = _mm_aesdec_si128(ciphertext, decryption_keys->keys[8]);
+ ciphertext = _mm_aesdec_si128(ciphertext, decryption_keys->keys[9]);
+ return _mm_aesdeclast_si128(ciphertext, decryption_keys->keys[10]);
}
static AesNI_Block128 __fastcall aesni_aes128_expand_key_assist(
@@ -66,34 +66,34 @@ static AesNI_Block128 __fastcall aesni_aes128_expand_key_assist(
void __fastcall aesni_aes128_expand_key_(
AesNI_Block128 key,
- AesNI_Aes128_RoundKeys* key_schedule)
+ AesNI_Aes128_RoundKeys* encryption_keys)
{
- AesNI_Block128 prev = key_schedule->keys[0] = key;
- prev = key_schedule->keys[1] = aesni_aes128_expand_key_assist(prev, _mm_aeskeygenassist_si128(prev, 0x01));
- prev = key_schedule->keys[2] = aesni_aes128_expand_key_assist(prev, _mm_aeskeygenassist_si128(prev, 0x02));
- prev = key_schedule->keys[3] = aesni_aes128_expand_key_assist(prev, _mm_aeskeygenassist_si128(prev, 0x04));
- prev = key_schedule->keys[4] = aesni_aes128_expand_key_assist(prev, _mm_aeskeygenassist_si128(prev, 0x08));
- prev = key_schedule->keys[5] = aesni_aes128_expand_key_assist(prev, _mm_aeskeygenassist_si128(prev, 0x10));
- prev = key_schedule->keys[6] = aesni_aes128_expand_key_assist(prev, _mm_aeskeygenassist_si128(prev, 0x20));
- prev = key_schedule->keys[7] = aesni_aes128_expand_key_assist(prev, _mm_aeskeygenassist_si128(prev, 0x40));
- prev = key_schedule->keys[8] = aesni_aes128_expand_key_assist(prev, _mm_aeskeygenassist_si128(prev, 0x80));
- prev = key_schedule->keys[9] = aesni_aes128_expand_key_assist(prev, _mm_aeskeygenassist_si128(prev, 0x1b));
- prev = key_schedule->keys[10] = aesni_aes128_expand_key_assist(prev, _mm_aeskeygenassist_si128(prev, 0x36));
+ AesNI_Block128 prev = encryption_keys->keys[0] = key;
+ prev = encryption_keys->keys[1] = aesni_aes128_expand_key_assist(prev, _mm_aeskeygenassist_si128(prev, 0x01));
+ prev = encryption_keys->keys[2] = aesni_aes128_expand_key_assist(prev, _mm_aeskeygenassist_si128(prev, 0x02));
+ prev = encryption_keys->keys[3] = aesni_aes128_expand_key_assist(prev, _mm_aeskeygenassist_si128(prev, 0x04));
+ prev = encryption_keys->keys[4] = aesni_aes128_expand_key_assist(prev, _mm_aeskeygenassist_si128(prev, 0x08));
+ prev = encryption_keys->keys[5] = aesni_aes128_expand_key_assist(prev, _mm_aeskeygenassist_si128(prev, 0x10));
+ prev = encryption_keys->keys[6] = aesni_aes128_expand_key_assist(prev, _mm_aeskeygenassist_si128(prev, 0x20));
+ prev = encryption_keys->keys[7] = aesni_aes128_expand_key_assist(prev, _mm_aeskeygenassist_si128(prev, 0x40));
+ prev = encryption_keys->keys[8] = aesni_aes128_expand_key_assist(prev, _mm_aeskeygenassist_si128(prev, 0x80));
+ prev = encryption_keys->keys[9] = aesni_aes128_expand_key_assist(prev, _mm_aeskeygenassist_si128(prev, 0x1b));
+ prev = encryption_keys->keys[10] = aesni_aes128_expand_key_assist(prev, _mm_aeskeygenassist_si128(prev, 0x36));
}
void __fastcall aesni_aes128_derive_decryption_keys_(
- const AesNI_Aes128_RoundKeys* key_schedule,
- AesNI_Aes128_RoundKeys* inverted_schedule)
+ const AesNI_Aes128_RoundKeys* encryption_keys,
+ AesNI_Aes128_RoundKeys* decryption_keys)
{
- inverted_schedule->keys[0] = key_schedule->keys[10];
- inverted_schedule->keys[1] = _mm_aesimc_si128(key_schedule->keys[9]);
- inverted_schedule->keys[2] = _mm_aesimc_si128(key_schedule->keys[8]);
- inverted_schedule->keys[3] = _mm_aesimc_si128(key_schedule->keys[7]);
- inverted_schedule->keys[4] = _mm_aesimc_si128(key_schedule->keys[6]);
- inverted_schedule->keys[5] = _mm_aesimc_si128(key_schedule->keys[5]);
- inverted_schedule->keys[6] = _mm_aesimc_si128(key_schedule->keys[4]);
- inverted_schedule->keys[7] = _mm_aesimc_si128(key_schedule->keys[3]);
- inverted_schedule->keys[8] = _mm_aesimc_si128(key_schedule->keys[2]);
- inverted_schedule->keys[9] = _mm_aesimc_si128(key_schedule->keys[1]);
- inverted_schedule->keys[10] = key_schedule->keys[0];
+ 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]);
+ decryption_keys->keys[3] = _mm_aesimc_si128(encryption_keys->keys[7]);
+ decryption_keys->keys[4] = _mm_aesimc_si128(encryption_keys->keys[6]);
+ decryption_keys->keys[5] = _mm_aesimc_si128(encryption_keys->keys[5]);
+ decryption_keys->keys[6] = _mm_aesimc_si128(encryption_keys->keys[4]);
+ decryption_keys->keys[7] = _mm_aesimc_si128(encryption_keys->keys[3]);
+ decryption_keys->keys[8] = _mm_aesimc_si128(encryption_keys->keys[2]);
+ decryption_keys->keys[9] = _mm_aesimc_si128(encryption_keys->keys[1]);
+ decryption_keys->keys[10] = encryption_keys->keys[0];
}