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Diffstat (limited to 'src/c/aes192.c')
-rw-r--r--src/c/aes192.c126
1 files changed, 63 insertions, 63 deletions
diff --git a/src/c/aes192.c b/src/c/aes192.c
index d6ecea1..6e97637 100644
--- a/src/c/aes192.c
+++ b/src/c/aes192.c
@@ -12,41 +12,41 @@
#include <wmmintrin.h>
AesNI_Block128 __fastcall aesni_aes192_encrypt_block_(
- AesNI_Block128 plain,
- const AesNI_Aes192_RoundKeys* key_schedule)
+ AesNI_Block128 plaintext,
+ const AesNI_Aes192_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]);
- plain = _mm_aesenc_si128(plain, key_schedule->keys[10]);
- plain = _mm_aesenc_si128(plain, key_schedule->keys[11]);
- return _mm_aesenclast_si128(plain, key_schedule->keys[12]);
+ 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]);
+ plaintext = _mm_aesenc_si128(plaintext, encryption_keys->keys[10]);
+ plaintext = _mm_aesenc_si128(plaintext, encryption_keys->keys[11]);
+ return _mm_aesenclast_si128(plaintext, encryption_keys->keys[12]);
}
AesNI_Block128 __fastcall aesni_aes192_decrypt_block_(
- AesNI_Block128 cipher,
- const AesNI_Aes192_RoundKeys* inverted_schedule)
+ AesNI_Block128 ciphertext,
+ const AesNI_Aes192_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]);
- cipher = _mm_aesdec_si128(cipher, inverted_schedule->keys[10]);
- cipher = _mm_aesdec_si128(cipher, inverted_schedule->keys[11]);
- return _mm_aesdeclast_si128(cipher, inverted_schedule->keys[12]);
+ 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]);
+ ciphertext = _mm_aesdec_si128(ciphertext, decryption_keys->keys[10]);
+ ciphertext = _mm_aesdec_si128(ciphertext, decryption_keys->keys[11]);
+ return _mm_aesdeclast_si128(ciphertext, decryption_keys->keys[12]);
}
static void __fastcall aesni_aes192_expand_key_assist(
@@ -77,58 +77,58 @@ static void __fastcall aesni_aes192_expand_key_assist(
void __fastcall aesni_aes192_expand_key_(
AesNI_Block128 key_lo,
AesNI_Block128 key_hi,
- AesNI_Aes192_RoundKeys* key_schedule)
+ AesNI_Aes192_RoundKeys* encryption_keys)
{
- key_schedule->keys[0] = key_lo;
- key_schedule->keys[1] = key_hi;
+ encryption_keys->keys[0] = key_lo;
+ encryption_keys->keys[1] = key_hi;
aesni_aes192_expand_key_assist(&key_lo, &key_hi, _mm_aeskeygenassist_si128(key_hi, 0x01));
- key_schedule->keys[1] = _mm_castpd_si128(_mm_shuffle_pd(_mm_castsi128_pd(key_schedule->keys[1]), _mm_castsi128_pd(key_lo), 0));
- key_schedule->keys[2] = _mm_castpd_si128(_mm_shuffle_pd(_mm_castsi128_pd(key_lo), _mm_castsi128_pd(key_hi), 1));
+ encryption_keys->keys[1] = _mm_castpd_si128(_mm_shuffle_pd(_mm_castsi128_pd(encryption_keys->keys[1]), _mm_castsi128_pd(key_lo), 0));
+ encryption_keys->keys[2] = _mm_castpd_si128(_mm_shuffle_pd(_mm_castsi128_pd(key_lo), _mm_castsi128_pd(key_hi), 1));
aesni_aes192_expand_key_assist(&key_lo, &key_hi, _mm_aeskeygenassist_si128(key_hi, 0x02));
- key_schedule->keys[3] = key_lo;
- key_schedule->keys[4] = key_hi;
+ encryption_keys->keys[3] = key_lo;
+ encryption_keys->keys[4] = key_hi;
aesni_aes192_expand_key_assist(&key_lo, &key_hi, _mm_aeskeygenassist_si128(key_hi, 0x04));
- key_schedule->keys[4] = _mm_castpd_si128(_mm_shuffle_pd(_mm_castsi128_pd(key_schedule->keys[4]), _mm_castsi128_pd(key_lo), 0));
- key_schedule->keys[5] = _mm_castpd_si128(_mm_shuffle_pd(_mm_castsi128_pd(key_lo), _mm_castsi128_pd(key_hi), 1));
+ encryption_keys->keys[4] = _mm_castpd_si128(_mm_shuffle_pd(_mm_castsi128_pd(encryption_keys->keys[4]), _mm_castsi128_pd(key_lo), 0));
+ encryption_keys->keys[5] = _mm_castpd_si128(_mm_shuffle_pd(_mm_castsi128_pd(key_lo), _mm_castsi128_pd(key_hi), 1));
aesni_aes192_expand_key_assist(&key_lo, &key_hi, _mm_aeskeygenassist_si128(key_hi, 0x08));
- key_schedule->keys[6] = key_lo;
- key_schedule->keys[7] = key_hi;
+ encryption_keys->keys[6] = key_lo;
+ encryption_keys->keys[7] = key_hi;
aesni_aes192_expand_key_assist(&key_lo, &key_hi, _mm_aeskeygenassist_si128(key_hi, 0x10));
- key_schedule->keys[7] = _mm_castpd_si128(_mm_shuffle_pd(_mm_castsi128_pd(key_schedule->keys[7]), _mm_castsi128_pd(key_lo), 0));
- key_schedule->keys[8] = _mm_castpd_si128(_mm_shuffle_pd(_mm_castsi128_pd(key_lo), _mm_castsi128_pd(key_hi), 1));
+ encryption_keys->keys[7] = _mm_castpd_si128(_mm_shuffle_pd(_mm_castsi128_pd(encryption_keys->keys[7]), _mm_castsi128_pd(key_lo), 0));
+ encryption_keys->keys[8] = _mm_castpd_si128(_mm_shuffle_pd(_mm_castsi128_pd(key_lo), _mm_castsi128_pd(key_hi), 1));
aesni_aes192_expand_key_assist(&key_lo, &key_hi, _mm_aeskeygenassist_si128(key_hi, 0x20));
- key_schedule->keys[9] = key_lo;
- key_schedule->keys[10] = key_hi;
+ encryption_keys->keys[9] = key_lo;
+ encryption_keys->keys[10] = key_hi;
aesni_aes192_expand_key_assist(&key_lo, &key_hi, _mm_aeskeygenassist_si128(key_hi, 0x40));
- key_schedule->keys[10] = _mm_castpd_si128(_mm_shuffle_pd(_mm_castsi128_pd(key_schedule->keys[10]), _mm_castsi128_pd(key_lo), 0));
- key_schedule->keys[11] = _mm_castpd_si128(_mm_shuffle_pd(_mm_castsi128_pd(key_lo), _mm_castsi128_pd(key_hi), 1));
+ encryption_keys->keys[10] = _mm_castpd_si128(_mm_shuffle_pd(_mm_castsi128_pd(encryption_keys->keys[10]), _mm_castsi128_pd(key_lo), 0));
+ encryption_keys->keys[11] = _mm_castpd_si128(_mm_shuffle_pd(_mm_castsi128_pd(key_lo), _mm_castsi128_pd(key_hi), 1));
aesni_aes192_expand_key_assist(&key_lo, &key_hi, _mm_aeskeygenassist_si128(key_hi, 0x80));
- key_schedule->keys[12] = key_lo;
+ encryption_keys->keys[12] = key_lo;
}
void __fastcall aesni_aes192_derive_decryption_keys_(
- const AesNI_Aes192_RoundKeys* key_schedule,
- AesNI_Aes192_RoundKeys* inverted_schedule)
+ const AesNI_Aes192_RoundKeys* encryption_keys,
+ AesNI_Aes192_RoundKeys* decryption_keys)
{
- inverted_schedule->keys[0] = key_schedule->keys[12];
- inverted_schedule->keys[1] = _mm_aesimc_si128(key_schedule->keys[11]);
- inverted_schedule->keys[2] = _mm_aesimc_si128(key_schedule->keys[10]);
- inverted_schedule->keys[3] = _mm_aesimc_si128(key_schedule->keys[9]);
- inverted_schedule->keys[4] = _mm_aesimc_si128(key_schedule->keys[8]);
- inverted_schedule->keys[5] = _mm_aesimc_si128(key_schedule->keys[7]);
- inverted_schedule->keys[6] = _mm_aesimc_si128(key_schedule->keys[6]);
- inverted_schedule->keys[7] = _mm_aesimc_si128(key_schedule->keys[5]);
- inverted_schedule->keys[8] = _mm_aesimc_si128(key_schedule->keys[4]);
- inverted_schedule->keys[9] = _mm_aesimc_si128(key_schedule->keys[3]);
- inverted_schedule->keys[10] = _mm_aesimc_si128(key_schedule->keys[2]);
- inverted_schedule->keys[11] = _mm_aesimc_si128(key_schedule->keys[1]);
- inverted_schedule->keys[12] = key_schedule->keys[0];
+ decryption_keys->keys[0] = encryption_keys->keys[12];
+ decryption_keys->keys[1] = _mm_aesimc_si128(encryption_keys->keys[11]);
+ decryption_keys->keys[2] = _mm_aesimc_si128(encryption_keys->keys[10]);
+ decryption_keys->keys[3] = _mm_aesimc_si128(encryption_keys->keys[9]);
+ decryption_keys->keys[4] = _mm_aesimc_si128(encryption_keys->keys[8]);
+ decryption_keys->keys[5] = _mm_aesimc_si128(encryption_keys->keys[7]);
+ decryption_keys->keys[6] = _mm_aesimc_si128(encryption_keys->keys[6]);
+ decryption_keys->keys[7] = _mm_aesimc_si128(encryption_keys->keys[5]);
+ decryption_keys->keys[8] = _mm_aesimc_si128(encryption_keys->keys[4]);
+ decryption_keys->keys[9] = _mm_aesimc_si128(encryption_keys->keys[3]);
+ decryption_keys->keys[10] = _mm_aesimc_si128(encryption_keys->keys[2]);
+ decryption_keys->keys[11] = _mm_aesimc_si128(encryption_keys->keys[1]);
+ decryption_keys->keys[12] = encryption_keys->keys[0];
}
generated by cgit v1.2.3 (git 2.25.1) at 2024-09-20 08:55:48 +0000