From 8430473494fcdbf39e02fcff80d51124df728e97 Mon Sep 17 00:00:00 2001 From: Egor Tensin Date: Wed, 17 Jun 2015 21:09:42 +0300 Subject: refactoring --- cxx/include/aesnixx/data.hpp | 4 +- include/aesni/aes.h | 732 +++++++++++++++++---------------------- include/aesni/buffer.h | 4 +- src/asm/aes128.asm | 4 +- src/asm/aes256.asm | 4 +- src/buffer.c | 20 +- src/c/aes128.c | 102 +++--- src/c/aes192.c | 126 +++---- src/c/aes256.c | 134 +++---- test/aes128cbc_decrypt_block.c | 14 +- test/aes128cbc_encrypt_block.c | 12 +- test/aes128cfb_decrypt_block.c | 12 +- test/aes128cfb_encrypt_block.c | 12 +- test/aes128ctr_decrypt_block.c | 12 +- test/aes128ctr_encrypt_block.c | 12 +- test/aes128ecb_decrypt_block.c | 14 +- test/aes128ecb_encrypt_block.c | 12 +- test/aes128ofb_decrypt_block.c | 12 +- test/aes128ofb_encrypt_block.c | 12 +- test/aes192cbc_decrypt_block.c | 14 +- test/aes192cbc_encrypt_block.c | 12 +- test/aes192cfb_decrypt_block.c | 12 +- test/aes192cfb_encrypt_block.c | 12 +- test/aes192ctr_decrypt_block.c | 12 +- test/aes192ctr_encrypt_block.c | 12 +- test/aes192ecb_decrypt_block.c | 14 +- test/aes192ecb_encrypt_block.c | 12 +- test/aes192ofb_decrypt_block.c | 12 +- test/aes192ofb_encrypt_block.c | 12 +- test/aes256cbc_decrypt_block.c | 14 +- test/aes256cbc_encrypt_block.c | 12 +- test/aes256cfb_decrypt_block.c | 12 +- test/aes256cfb_encrypt_block.c | 12 +- test/aes256ctr_decrypt_block.c | 12 +- test/aes256ctr_encrypt_block.c | 12 +- test/aes256ecb_decrypt_block.c | 14 +- test/aes256ecb_encrypt_block.c | 12 +- test/aes256ofb_decrypt_block.c | 12 +- test/aes256ofb_encrypt_block.c | 12 +- utils/aes128ecb_decrypt_file.cpp | 10 +- utils/aes128ecb_encrypt_file.cpp | 8 +- 41 files changed, 717 insertions(+), 803 deletions(-) diff --git a/cxx/include/aesnixx/data.hpp b/cxx/include/aesnixx/data.hpp index c667e94..e620915 100644 --- a/cxx/include/aesnixx/data.hpp +++ b/cxx/include/aesnixx/data.hpp @@ -28,9 +28,9 @@ namespace aesni typedef AesNI_Aes256_RoundKeys KeySchedule256; template - inline std::size_t get_number_of_keys(const KeyScheduleT& key_schedule) + inline std::size_t get_number_of_keys(const KeyScheduleT& round_keys) { - return sizeof(key_schedule) / sizeof(Block128); + return sizeof(round_keys) / sizeof(Block128); } inline void make_block(Block128& dest, int hi3, int hi2, int lo1, int lo0) diff --git a/include/aesni/aes.h b/include/aesni/aes.h index dcee06b..6e11b0c 100644 --- a/include/aesni/aes.h +++ b/include/aesni/aes.h @@ -85,869 +85,783 @@ AesNI_Block128 __fastcall aesni_aes256_decrypt_block_( AesNI_Block128 ciphertext, const AesNI_Aes256_RoundKeys*); - - - /** - * \brief Expands a key schedule for AES-128 encryption. + * \brief Expands an AES-128 key into 10 encryption round keys. * * \param[in] key The AES-128 key. - * \param[out] key_schedule The AES-128 encryption key schedule. Must not be - * `NULL`. + * \param[out] encryption_keys The AES-128 encryption round keys. Must not be `NULL`. */ static __inline void __fastcall aesni_aes128_expand_key( AesNI_Block128 key, - AesNI_Aes128_RoundKeys* key_schedule) + AesNI_Aes128_RoundKeys* encryption_keys) { - assert(key_schedule); + assert(encryption_keys); - aesni_aes128_expand_key_(key, key_schedule); + aesni_aes128_expand_key_(key, encryption_keys); } /** - * \brief "Inverts" an AES-128 key schedule to prepare for decryption. + * \brief Derives AES-128 decryption round keys from AES-128 encryption round keys. * - * \param[in] key_schedule The AES-128 encryption key schedule. Must not be - * `NULL`. - * \param[out] inverted_schedule The AES-128 decryption key schedule. Must not - * be `NULL`. + * \param[in] encryption_keys The AES-128 encryption round keys. Must not be `NULL`. + * \param[out] decryption_keys The AES-128 decryption round keys. Must not be `NULL`. */ static __inline 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) { - assert(key_schedule); - assert(inverted_schedule); + assert(encryption_keys); + assert(decryption_keys); - aesni_aes128_derive_decryption_keys_(key_schedule, inverted_schedule); + aesni_aes128_derive_decryption_keys_(encryption_keys, decryption_keys); } /** * \brief Encrypts a 128-bit block using AES-128 in ECB mode of operation. * - * \param[in] plain The plaintext to be encrypted. - * \param[in] key_schedule The AES-128 encryption key schedule. Must not be - * `NULL`. + * \param[in] plaintext The plaintext to be encrypted. + * \param[in] encryption_keys The AES-128 encryption round keys. Must not be `NULL`. + * * \return The encrypted 128-bit ciphertext. */ static __inline AesNI_Block128 __fastcall aesni_aes128_encrypt_block_ecb( - AesNI_Block128 plain, - const AesNI_Aes128_RoundKeys* key_schedule) + AesNI_Block128 plaintext, + const AesNI_Aes128_RoundKeys* encryption_keys) { - assert(key_schedule); + assert(encryption_keys); - return aesni_aes128_encrypt_block_(plain, key_schedule); + return aesni_aes128_encrypt_block_(plaintext, encryption_keys); } /** * \brief Decrypts a 128-bit block using AES-128 in ECB mode of operation. * - * \param[in] cipher The ciphertext to be decrypted. - * \param[in] inverted_schedule The AES-128 decryption key schedule. Must not - * be `NULL`. + * \param[in] ciphertext The ciphertext to be decrypted. + * \param[in] decryption_keys The AES-128 decryption round keys. Must not be `NULL`. + * * \return The decrypted 128-bit plaintext. */ static __inline AesNI_Block128 __fastcall aesni_aes128_decrypt_block_ecb( - AesNI_Block128 cipher, - const AesNI_Aes128_RoundKeys* inverted_schedule) + AesNI_Block128 ciphertext, + const AesNI_Aes128_RoundKeys* decryption_keys) { - assert(inverted_schedule); + assert(decryption_keys); - return aesni_aes128_decrypt_block_(cipher, inverted_schedule); + return aesni_aes128_decrypt_block_(ciphertext, decryption_keys); } /** * \brief Encrypts a 128-bit block using AES-128 in CBC mode of operation. * - * \param[in] plain The plaintext to be encrypted. - * \param[in] key_schedule The AES-128 encryption key schedule. Must not be - * `NULL`. + * \param[in] plaintext The plaintext to be encrypted. + * \param[in] encryption_keys The AES-128 encryption round keys. Must not be `NULL`. * \param[in] init_vector The CBC initialization vector. - * \param[out] next_init_vector The next CBC initialization vector to be used - * as the initialization vector for the next call. Must not be `NULL`. + * \param[out] next_init_vector The initialization vector to be used for the next call. Must not be `NULL`. + * * \return The encrypted 128-bit ciphertext. */ static __inline AesNI_Block128 __fastcall aesni_aes128_encrypt_block_cbc( - AesNI_Block128 plain, - const AesNI_Aes128_RoundKeys* key_schedule, + AesNI_Block128 plaintext, + const AesNI_Aes128_RoundKeys* encryption_keys, AesNI_Block128 init_vector, AesNI_Block128* next_init_vector) { - assert(key_schedule); + assert(encryption_keys); assert(next_init_vector); - AesNI_Block128 cipher = aesni_aes128_encrypt_block_( - aesni_xor_block128(plain, init_vector), - key_schedule); - *next_init_vector = cipher; - return cipher; + AesNI_Block128 ciphertext = aesni_aes128_encrypt_block_(aesni_xor_block128(plaintext, init_vector), encryption_keys); + *next_init_vector = ciphertext; + return ciphertext; } /** * \brief Decrypts a 128-bit block using AES-128 in CBC mode of operation. * - * \param[in] cipher The ciphertext to be decrypted. - * \param[in] inverted_schedule The AES-128 decryption key schedule. Must not - * be `NULL`. + * \param[in] ciphertext The ciphertext to be decrypted. + * \param[in] decryption_keys The AES-128 decryption round keys. Must not be `NULL`. * \param[in] init_vector The CBC initialization vector. - * \param[out] next_init_vector The next CBC initialization vector to be used - * as the initialization vector for the next call. Must not be `NULL`. + * \param[out] next_init_vector The initialization vector to be used for the next call. Must not be `NULL`. + * * \return The decrypted 128-bit plaintext. */ static __inline AesNI_Block128 __fastcall aesni_aes128_decrypt_block_cbc( - AesNI_Block128 cipher, - const AesNI_Aes128_RoundKeys* inverted_schedule, + AesNI_Block128 ciphertext, + const AesNI_Aes128_RoundKeys* decryption_keys, AesNI_Block128 init_vector, AesNI_Block128* next_init_vector) { - assert(inverted_schedule); + assert(decryption_keys); assert(next_init_vector); - AesNI_Block128 plain = aesni_xor_block128( - aesni_aes128_decrypt_block_(cipher, inverted_schedule), - init_vector); - *next_init_vector = cipher; - return plain; + AesNI_Block128 plaintext = aesni_xor_block128(aesni_aes128_decrypt_block_(ciphertext, decryption_keys), init_vector); + *next_init_vector = ciphertext; + return plaintext; } /** * \brief Encrypts a 128-bit block using AES-128 in CFB mode of operation. * - * \param[in] plain The plaintext to be encrypted. - * \param[in] key_schedule The AES-128 encryption key schedule. Must not be - * `NULL`. + * \param[in] plaintext The plaintext to be encrypted. + * \param[in] encryption_keys The AES-128 encryption round keys. Must not be `NULL`. * \param[in] init_vector The CFB initialization vector. - * \param[out] next_init_vector The next CFB initialization vector to be used - * as the initialization vector for the next call. Must not be `NULL`. + * \param[out] next_init_vector The initialization vector to be used for the next call. Must not be `NULL`. + * * \return The encrypted 128-bit ciphertext. */ static __inline AesNI_Block128 __fastcall aesni_aes128_encrypt_block_cfb( - AesNI_Block128 plain, - const AesNI_Aes128_RoundKeys* key_schedule, + AesNI_Block128 plaintext, + const AesNI_Aes128_RoundKeys* encryption_keys, AesNI_Block128 init_vector, AesNI_Block128* next_init_vector) { - assert(key_schedule); + assert(encryption_keys); assert(next_init_vector); - AesNI_Block128 cipher = aesni_xor_block128( - aesni_aes128_encrypt_block_(init_vector, key_schedule), - plain); - *next_init_vector = cipher; - return cipher; + AesNI_Block128 ciphertext = aesni_xor_block128(aesni_aes128_encrypt_block_(init_vector, encryption_keys), plaintext); + *next_init_vector = ciphertext; + return ciphertext; } /** * \brief Decrypts a 128-bit block using AES-128 in CFB mode of operation. * - * \param[in] cipher The ciphertext to be decrypted. - * \param[in] key_schedule The AES-128 **encryption** key schedule. Must not be - * `NULL`. + * \param[in] ciphertext The ciphertext to be decrypted. + * \param[in] encryption_keys The AES-128 **encryption** round keys. Must not be `NULL`. * \param[in] init_vector The CFB initialization vector. - * \param[out] next_init_vector The next CFB initialization vector to be used - * as the initialization vector for the next call. Must not be `NULL`. + * \param[out] next_init_vector The initialization vector to be used for the next call. Must not be `NULL`. + * * \return The decrypted 128-bit plaintext. */ static __inline AesNI_Block128 __fastcall aesni_aes128_decrypt_block_cfb( - AesNI_Block128 cipher, - const AesNI_Aes128_RoundKeys* key_schedule, + AesNI_Block128 ciphertext, + const AesNI_Aes128_RoundKeys* encryption_keys, AesNI_Block128 init_vector, AesNI_Block128* next_init_vector) { - assert(key_schedule); + assert(encryption_keys); assert(next_init_vector); - AesNI_Block128 plain = aesni_xor_block128( - aesni_aes128_encrypt_block_(init_vector, key_schedule), - cipher); - *next_init_vector = cipher; - return plain; + AesNI_Block128 plaintext = aesni_xor_block128(aesni_aes128_encrypt_block_(init_vector, encryption_keys), ciphertext); + *next_init_vector = ciphertext; + return plaintext; } /** * \brief Encrypts a 128-bit block using AES-128 in OFB mode of operation. * - * \param[in] plain The plaintext to be encrypted. - * \param[in] key_schedule The AES-128 encryption key schedule. Must not be - * `NULL`. + * \param[in] plaintext The plaintext to be encrypted. + * \param[in] encryption_keys The AES-128 encryption round keys. Must not be `NULL`. * \param[in] init_vector The OFB initialization vector. - * \param[out] next_init_vector The next OFB initialization vector to be used - * as the initialization vector for the next call. Must not be `NULL`. + * \param[out] next_init_vector The initialization vector to be used for the next call. Must not be `NULL`. + * * \return The encrypted 128-bit ciphertext. */ static __inline AesNI_Block128 __fastcall aesni_aes128_encrypt_block_ofb( - AesNI_Block128 plain, - const AesNI_Aes128_RoundKeys* key_schedule, + AesNI_Block128 plaintext, + const AesNI_Aes128_RoundKeys* encryption_keys, AesNI_Block128 init_vector, AesNI_Block128* next_init_vector) { - assert(key_schedule); + assert(encryption_keys); assert(next_init_vector); - AesNI_Block128 tmp = aesni_aes128_encrypt_block_(init_vector, key_schedule); + AesNI_Block128 tmp = aesni_aes128_encrypt_block_(init_vector, encryption_keys); *next_init_vector = tmp; - return aesni_xor_block128(tmp, plain); + return aesni_xor_block128(tmp, plaintext); } /** * \brief Decrypts a 128-bit block using AES-128 in OFB mode of operation. * - * \param[in] cipher The ciphertext to be decrypted. - * \param[in] key_schedule The AES-128 **encryption** key schedule. Must not be - * `NULL`. + * \param[in] ciphertext The ciphertext to be decrypted. + * \param[in] encryption_keys The AES-128 **encryption** round keys. Must not be `NULL`. * \param[in] init_vector The OFB initialization vector. - * \param[out] next_init_vector The next OFB initialization vector to be used - * as the initialization vector for the next call. Must not be `NULL`. + * \param[out] next_init_vector The initialization vector to be used for the next call. Must not be `NULL`. + * * \return The decrypted 128-bit plaintext. */ static __inline AesNI_Block128 __fastcall aesni_aes128_decrypt_block_ofb( - AesNI_Block128 cipher, - const AesNI_Aes128_RoundKeys* key_schedule, + AesNI_Block128 ciphertext, + const AesNI_Aes128_RoundKeys* encryption_keys, AesNI_Block128 init_vector, AesNI_Block128* next_init_vector) { - assert(key_schedule); + assert(encryption_keys); assert(next_init_vector); - AesNI_Block128 tmp = aesni_aes128_encrypt_block_(init_vector, key_schedule); + AesNI_Block128 tmp = aesni_aes128_encrypt_block_(init_vector, encryption_keys); *next_init_vector = tmp; - return aesni_xor_block128(tmp, cipher); + return aesni_xor_block128(tmp, ciphertext); } /** * \brief Encrypts a 128-bit block using AES-128 in CTR mode of operation. * - * \param[in] plain The plaintext to be encrypted. - * \param[in] key_schedule The AES-128 encryption key schedule. Must not be - * `NULL`. + * \param[in] plaintext The plaintext to be encrypted. + * \param[in] encryption_keys The AES-128 encryption round keys. Must not be `NULL`. * \param[in] init_vector The CTR initialization vector. - * \param[in] counter The counter, typically incremented between consecutive - * calls. + * \param[in] counter The counter, typically incremented between consecutive calls. + * * \return The encrypted 128-bit ciphertext. */ static __inline AesNI_Block128 __fastcall aesni_aes128_encrypt_block_ctr( - AesNI_Block128 plain, - const AesNI_Aes128_RoundKeys* key_schedule, + AesNI_Block128 plaintext, + const AesNI_Aes128_RoundKeys* encryption_keys, AesNI_Block128 init_vector, int counter) { - assert(key_schedule); + assert(encryption_keys); - init_vector = aesni_be2le128(_mm_add_epi32( - aesni_le2be128(init_vector), - aesni_make_block128(0, 0, 0, counter))); + init_vector = aesni_le2be128(init_vector); + init_vector = _mm_add_epi32(init_vector, aesni_make_block128(0, 0, 0, counter)); + init_vector = aesni_be2le128(init_vector); - return aesni_xor_block128( - plain, - aesni_aes128_encrypt_block_(init_vector, key_schedule)); + return aesni_xor_block128(plaintext, aesni_aes128_encrypt_block_(init_vector, encryption_keys)); } /** * \brief Decrypts a 128-bit block using AES-128 in CTR mode of operation. * - * \param[in] cipher The ciphertext to be decrypted. - * \param[in] key_schedule The AES-128 **encryption** key schedule. Must not be - * `NULL`. + * \param[in] ciphertext The ciphertext to be decrypted. + * \param[in] encryption_keys The AES-128 **encryption** round keys. Must not be `NULL`. * \param[in] init_vector The CTR initialization vector. - * \param[in] counter The counter, typically incremented between consecutive - * calls. + * \param[in] counter The counter, typically incremented between consecutive calls. + * * \return The decrypted 128-bit plaintext. */ static __inline AesNI_Block128 __fastcall aesni_aes128_decrypt_block_ctr( - AesNI_Block128 cipher, - const AesNI_Aes128_RoundKeys* key_schedule, + AesNI_Block128 ciphertext, + const AesNI_Aes128_RoundKeys* encryption_keys, AesNI_Block128 init_vector, int counter) { - assert(key_schedule); + assert(encryption_keys); - init_vector = aesni_be2le128(_mm_add_epi32( - aesni_le2be128(init_vector), - aesni_make_block128(0, 0, 0, counter))); + init_vector = aesni_le2be128(init_vector); + init_vector = _mm_add_epi32(init_vector, aesni_make_block128(0, 0, 0, counter)); + init_vector = aesni_be2le128(init_vector); - return aesni_xor_block128( - cipher, - aesni_aes128_encrypt_block_(init_vector, key_schedule)); + return aesni_xor_block128(ciphertext, aesni_aes128_encrypt_block_(init_vector, encryption_keys)); } /** - * \} - * - * \defgroup aesni_block_api_aes192 AES-192 - * \{ - */ - -/** - * \brief Expands a key schedule for AES-192 encryption. + * \brief Expands an AES-192 key into 12 encryption round keys. * - * \param[in] key The AES-192 key. Must not be `NULL`. - * \param[out] key_schedule The AES-192 encryption key schedule. Must not be - * `NULL`. + * \param[in] key The AES-192 key. + * \param[out] encryption_keys The AES-192 encryption round keys. Must not be `NULL`. */ static __inline void __fastcall aesni_aes192_expand_key( AesNI_Block192* key, - AesNI_Aes192_RoundKeys* key_schedule) + AesNI_Aes192_RoundKeys* encryption_keys) { assert(key); - assert(key_schedule); + assert(encryption_keys); - aesni_aes192_expand_key_(key->lo, key->hi, key_schedule); + aesni_aes192_expand_key_(key->lo, key->hi, encryption_keys); } /** - * \brief "Inverts" an AES-192 key schedule to prepare for decryption. + * \brief Derives AES-192 decryption round keys from AES-192 encryption round keys. * - * \param[in] key_schedule The AES-192 encryption key schedule. Must not be - * `NULL`. - * \param[out] inverted_schedule The AES-192 decryption key schedule. Must not - * be `NULL`. + * \param[in] encryption_keys The AES-192 encryption round keys. Must not be `NULL`. + * \param[out] decryption_keys The AES-192 decryption round keys. Must not be `NULL`. */ static __inline 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) { - assert(key_schedule); - assert(inverted_schedule); + assert(encryption_keys); + assert(decryption_keys); - aesni_aes192_derive_decryption_keys_(key_schedule, inverted_schedule); + aesni_aes192_derive_decryption_keys_(encryption_keys, decryption_keys); } /** * \brief Encrypts a 128-bit block using AES-192 in ECB mode of operation. * - * \param[in] plain The plaintext to be encrypted. - * \param[in] key_schedule The AES-192 encryption key schedule. Must not be - * `NULL`. + * \param[in] plaintext The plaintext to be encrypted. + * \param[in] encryption_keys The AES-192 encryption round keys. Must not be `NULL`. + * * \return The encrypted 128-bit ciphertext. */ static __inline AesNI_Block128 __fastcall aesni_aes192_encrypt_block_ecb( - AesNI_Block128 plain, - const AesNI_Aes192_RoundKeys* key_schedule) + AesNI_Block128 plaintext, + const AesNI_Aes192_RoundKeys* encryption_keys) { - assert(key_schedule); + assert(encryption_keys); - return aesni_aes192_encrypt_block_(plain, key_schedule); + return aesni_aes192_encrypt_block_(plaintext, encryption_keys); } /** * \brief Decrypts a 128-bit block using AES-192 in ECB mode of operation. * - * \param[in] cipher The ciphertext to be decrypted. - * \param[in] inverted_schedule The AES-192 decryption key schedule. Must not - * be `NULL`. + * \param[in] ciphertext The ciphertext to be decrypted. + * \param[in] decryption_keys The AES-192 decryption round keys. Must not be `NULL`. + * * \return The decrypted 128-bit plaintext. */ static __inline AesNI_Block128 __fastcall aesni_aes192_decrypt_block_ecb( - AesNI_Block128 cipher, - const AesNI_Aes192_RoundKeys* inverted_schedule) + AesNI_Block128 ciphertext, + const AesNI_Aes192_RoundKeys* decryption_keys) { - assert(inverted_schedule); + assert(decryption_keys); - return aesni_aes192_decrypt_block_(cipher, inverted_schedule); + return aesni_aes192_decrypt_block_(ciphertext, decryption_keys); } /** * \brief Encrypts a 128-bit block using AES-192 in CBC mode of operation. * - * \param[in] plain The plaintext to be encrypted. - * \param[in] key_schedule The AES-192 encryption key schedule. Must not be - * `NULL`. + * \param[in] plaintext The plaintext to be encrypted. + * \param[in] encryption_keys The AES-192 encryption round keys. Must not be `NULL`. * \param[in] init_vector The CBC initialization vector. - * \param[out] next_init_vector The next CBC initialization vector to be used - * as the initialization vector for the next call. Must not be `NULL`. + * \param[out] next_init_vector The initialization vector to be used for the next call. Must not be `NULL`. + * * \return The encrypted 128-bit ciphertext. */ static __inline AesNI_Block128 __fastcall aesni_aes192_encrypt_block_cbc( - AesNI_Block128 plain, - const AesNI_Aes192_RoundKeys* key_schedule, + AesNI_Block128 plaintext, + const AesNI_Aes192_RoundKeys* encryption_keys, AesNI_Block128 init_vector, AesNI_Block128* next_init_vector) { - assert(key_schedule); + assert(encryption_keys); assert(next_init_vector); - AesNI_Block128 cipher = aesni_aes192_encrypt_block_( - aesni_xor_block128(plain, init_vector), - key_schedule); - *next_init_vector = cipher; - return cipher; + AesNI_Block128 ciphertext = aesni_aes192_encrypt_block_(aesni_xor_block128(plaintext, init_vector), encryption_keys); + *next_init_vector = ciphertext; + return ciphertext; } /** * \brief Decrypts a 128-bit block using AES-192 in CBC mode of operation. * - * \param[in] cipher The ciphertext to be decrypted. - * \param[in] inverted_schedule The AES-192 decryption key schedule. Must not - * be `NULL`. + * \param[in] ciphertext The ciphertext to be decrypted. + * \param[in] decryption_keys The AES-192 decryption round keys. Must not be `NULL`. * \param[in] init_vector The CBC initialization vector. - * \param[out] next_init_vector The next CBC initialization vector to be used - * as the initialization vector for the next call. Must not be `NULL`. + * \param[out] next_init_vector The initialization vector to be used for the next call. Must not be `NULL`. + * * \return The decrypted 128-bit plaintext. */ static __inline AesNI_Block128 __fastcall aesni_aes192_decrypt_block_cbc( - AesNI_Block128 cipher, - const AesNI_Aes192_RoundKeys* inverted_schedule, + AesNI_Block128 ciphertext, + const AesNI_Aes192_RoundKeys* decryption_keys, AesNI_Block128 init_vector, AesNI_Block128* next_init_vector) { - assert(inverted_schedule); + assert(decryption_keys); assert(next_init_vector); - AesNI_Block128 plain = aesni_xor_block128( - aesni_aes192_decrypt_block_(cipher, inverted_schedule), - init_vector); - *next_init_vector = cipher; - return plain; + AesNI_Block128 plaintext = aesni_xor_block128(aesni_aes192_decrypt_block_(ciphertext, decryption_keys), init_vector); + *next_init_vector = ciphertext; + return plaintext; } /** * \brief Encrypts a 128-bit block using AES-192 in CFB mode of operation. * - * \param[in] plain The plaintext to be encrypted. - * \param[in] key_schedule The AES-192 encryption key schedule. Must not be - * `NULL`. + * \param[in] plaintext The plaintext to be encrypted. + * \param[in] encryption_keys The AES-192 encryption round keys. Must not be `NULL`. * \param[in] init_vector The CFB initialization vector. - * \param[out] next_init_vector The next CFB initialization vector to be used - * as the initialization vector for the next call. Must not be `NULL`. + * \param[out] next_init_vector The initialization vector to be used for the next call. Must not be `NULL`. + * * \return The encrypted 128-bit ciphertext. */ static __inline AesNI_Block128 __fastcall aesni_aes192_encrypt_block_cfb( - AesNI_Block128 plain, - const AesNI_Aes192_RoundKeys* key_schedule, + AesNI_Block128 plaintext, + const AesNI_Aes192_RoundKeys* encryption_keys, AesNI_Block128 init_vector, AesNI_Block128* next_init_vector) { - assert(key_schedule); + assert(encryption_keys); assert(next_init_vector); - AesNI_Block128 cipher = aesni_xor_block128( - aesni_aes192_encrypt_block_(init_vector, key_schedule), - plain); - *next_init_vector = cipher; - return cipher; + AesNI_Block128 ciphertext = aesni_xor_block128(aesni_aes192_encrypt_block_(init_vector, encryption_keys), plaintext); + *next_init_vector = ciphertext; + return ciphertext; } /** * \brief Decrypts a 128-bit block using AES-192 in CFB mode of operation. * - * \param[in] cipher The ciphertext to be decrypted. - * \param[in] key_schedule The AES-192 **encryption** key schedule. Must not be - * `NULL`. + * \param[in] ciphertext The ciphertext to be decrypted. + * \param[in] encryption_keys The AES-192 **encryption** round keys. Must not be `NULL`. * \param[in] init_vector The CFB initialization vector. - * \param[out] next_init_vector The next CFB initialization vector to be used - * as the initialization vector for the next call. Must not be `NULL`. + * \param[out] next_init_vector The initialization vector to be used for the next call. Must not be `NULL`. + * * \return The decrypted 128-bit plaintext. */ static __inline AesNI_Block128 __fastcall aesni_aes192_decrypt_block_cfb( - AesNI_Block128 cipher, - const AesNI_Aes192_RoundKeys* key_schedule, + AesNI_Block128 ciphertext, + const AesNI_Aes192_RoundKeys* encryption_keys, AesNI_Block128 init_vector, AesNI_Block128* next_init_vector) { - assert(key_schedule); + assert(encryption_keys); assert(next_init_vector); - AesNI_Block128 plain = aesni_xor_block128( - aesni_aes192_encrypt_block_(init_vector, key_schedule), - cipher); - *next_init_vector = cipher; - return plain; + AesNI_Block128 plaintext = aesni_xor_block128(aesni_aes192_encrypt_block_(init_vector, encryption_keys), ciphertext); + *next_init_vector = ciphertext; + return plaintext; } /** * \brief Encrypts a 128-bit block using AES-192 in OFB mode of operation. * - * \param[in] plain The plaintext to be encrypted. - * \param[in] key_schedule The AES-192 encryption key schedule. Must not be - * `NULL`. + * \param[in] plaintext The plaintext to be encrypted. + * \param[in] encryption_keys The AES-192 encryption round keys. Must not be `NULL`. * \param[in] init_vector The OFB initialization vector. - * \param[out] next_init_vector The next OFB initialization vector to be used - * as the initialization vector for the next call. Must not be `NULL`. + * \param[out] next_init_vector The initialization vector to be used for the next call. Must not be `NULL`. + * * \return The encrypted 128-bit ciphertext. */ static __inline AesNI_Block128 __fastcall aesni_aes192_encrypt_block_ofb( - AesNI_Block128 plain, - const AesNI_Aes192_RoundKeys* key_schedule, + AesNI_Block128 plaintext, + const AesNI_Aes192_RoundKeys* encryption_keys, AesNI_Block128 init_vector, AesNI_Block128* next_init_vector) { - assert(key_schedule); + assert(encryption_keys); assert(next_init_vector); - AesNI_Block128 tmp = aesni_aes192_encrypt_block_(init_vector, key_schedule); + AesNI_Block128 tmp = aesni_aes192_encrypt_block_(init_vector, encryption_keys); *next_init_vector = tmp; - return aesni_xor_block128(tmp, plain); + return aesni_xor_block128(tmp, plaintext); } /** * \brief Decrypts a 128-bit block using AES-192 in OFB mode of operation. * - * \param[in] cipher The ciphertext to be decrypted. - * \param[in] key_schedule The AES-192 **encryption** key schedule. Must not be - * `NULL`. + * \param[in] ciphertext The ciphertext to be decrypted. + * \param[in] encryption_keys The AES-192 **encryption** round keys. Must not be `NULL`. * \param[in] init_vector The OFB initialization vector. - * \param[out] next_init_vector The next OFB initialization vector to be used - * as the initialization vector for the next call. Must not be `NULL`. + * \param[out] next_init_vector The initialization vector to be used for the next call. Must not be `NULL`. + * * \return The decrypted 128-bit plaintext. */ static __inline AesNI_Block128 __fastcall aesni_aes192_decrypt_block_ofb( - AesNI_Block128 cipher, - const AesNI_Aes192_RoundKeys* key_schedule, + AesNI_Block128 ciphertext, + const AesNI_Aes192_RoundKeys* encryption_keys, AesNI_Block128 init_vector, AesNI_Block128* next_init_vector) { - assert(key_schedule); + assert(encryption_keys); assert(next_init_vector); - AesNI_Block128 tmp = aesni_aes192_encrypt_block_(init_vector, key_schedule); + AesNI_Block128 tmp = aesni_aes192_encrypt_block_(init_vector, encryption_keys); *next_init_vector = tmp; - return aesni_xor_block128(tmp, cipher); + return aesni_xor_block128(tmp, ciphertext); } /** * \brief Encrypts a 128-bit block using AES-192 in CTR mode of operation. * - * \param[in] plain The plaintext to be encrypted. - * \param[in] key_schedule The AES-192 encryption key schedule. Must not be - * `NULL`. + * \param[in] plaintext The plaintext to be encrypted. + * \param[in] encryption_keys The AES-192 encryption round keys. Must not be `NULL`. * \param[in] init_vector The CTR initialization vector. - * \param[in] counter The counter, typically incremented between consecutive - * calls. + * \param[in] counter The counter, typically incremented between consecutive calls. + * * \return The encrypted 128-bit ciphertext. */ static __inline AesNI_Block128 __fastcall aesni_aes192_encrypt_block_ctr( - AesNI_Block128 plain, - const AesNI_Aes192_RoundKeys* key_schedule, + AesNI_Block128 plaintext, + const AesNI_Aes192_RoundKeys* encryption_keys, AesNI_Block128 init_vector, int counter) { - assert(key_schedule); + assert(encryption_keys); - init_vector = aesni_be2le128(_mm_add_epi32( - aesni_le2be128(init_vector), - aesni_make_block128(0, 0, 0, counter))); + init_vector = aesni_le2be128(init_vector); + init_vector = _mm_add_epi32(init_vector, aesni_make_block128(0, 0, 0, counter)); + init_vector = aesni_be2le128(init_vector); - return aesni_xor_block128( - plain, - aesni_aes192_encrypt_block_(init_vector, key_schedule)); + return aesni_xor_block128(plaintext, aesni_aes192_encrypt_block_(init_vector, encryption_keys)); } /** * \brief Decrypts a 128-bit block using AES-192 in CTR mode of operation. * - * \param[in] cipher The ciphertext to be decrypted. - * \param[in] key_schedule The AES-192 **encryption** key schedule. Must not be - * `NULL`. + * \param[in] ciphertext The ciphertext to be decrypted. + * \param[in] encryption_keys The AES-192 **encryption** round keys. Must not be `NULL`. * \param[in] init_vector The CTR initialization vector. - * \param[in] counter The counter, typically incremented between consecutive - * calls. + * \param[in] counter The counter, typically incremented between consecutive calls. + * * \return The decrypted 128-bit plaintext. */ static __inline AesNI_Block128 __fastcall aesni_aes192_decrypt_block_ctr( - AesNI_Block128 cipher, - const AesNI_Aes192_RoundKeys* key_schedule, + AesNI_Block128 ciphertext, + const AesNI_Aes192_RoundKeys* encryption_keys, AesNI_Block128 init_vector, int counter) { - assert(key_schedule); + assert(encryption_keys); - init_vector = aesni_be2le128(_mm_add_epi32( - aesni_le2be128(init_vector), - aesni_make_block128(0, 0, 0, counter))); + init_vector = aesni_le2be128(init_vector); + init_vector = _mm_add_epi32(init_vector, aesni_make_block128(0, 0, 0, counter)); + init_vector = aesni_be2le128(init_vector); - return aesni_xor_block128( - cipher, - aesni_aes192_encrypt_block_(init_vector, key_schedule)); + return aesni_xor_block128(ciphertext, aesni_aes192_encrypt_block_(init_vector, encryption_keys)); } /** - * \} - * - * \defgroup aesni_block_api_aes256 AES-256 - * \{ - */ - -/** - * \brief Expands a key schedule for AES-256 encryption. + * \brief Expands an AES-256 key into 14 encryption round keys. * - * \param[in] key The AES-256 key. Must not be `NULL`. - * \param[out] key_schedule The AES-256 encryption key schedule. Must not be - * `NULL`. + * \param[in] key The AES-256 key. + * \param[out] encryption_keys The AES-256 encryption round keys. Must not be `NULL`. */ static __inline void __fastcall aesni_aes256_expand_key( const AesNI_Block256* key, - AesNI_Aes256_RoundKeys* key_schedule) + AesNI_Aes256_RoundKeys* encryption_keys) { assert(key); - assert(key_schedule); + assert(encryption_keys); - aesni_aes256_expand_key_(key->lo, key->hi, key_schedule); + aesni_aes256_expand_key_(key->lo, key->hi, encryption_keys); } /** - * \brief "Inverts" an AES-256 key schedule to prepare for decryption. + * \brief Derives AES-256 decryption round keys from AES-256 encryption round keys. * - * \param[in] key_schedule The AES-256 encryption key schedule. Must not be - * `NULL`. - * \param[out] inverted_schedule The AES-256 decryption key schedule. Must not - * be `NULL`. + * \param[in] encryption_keys The AES-256 encryption round keys. Must not be `NULL`. + * \param[out] decryption_keys The AES-256 decryption round keys. Must not be `NULL`. */ static __inline void __fastcall aesni_aes256_derive_decryption_keys( - const AesNI_Aes256_RoundKeys* key_schedule, - AesNI_Aes256_RoundKeys* inverted_schedule) + const AesNI_Aes256_RoundKeys* encryption_keys, + AesNI_Aes256_RoundKeys* decryption_keys) { - assert(key_schedule); - assert(inverted_schedule); + assert(encryption_keys); + assert(decryption_keys); - aesni_aes256_derive_decryption_keys_(key_schedule, inverted_schedule); + aesni_aes256_derive_decryption_keys_(encryption_keys, decryption_keys); } /** * \brief Encrypts a 128-bit block using AES-256 in ECB mode of operation. * - * \param[in] plain The plaintext to be encrypted. - * \param[in] key_schedule The AES-256 encryption key schedule. Must not be - * `NULL`. + * \param[in] plaintext The plaintext to be encrypted. + * \param[in] encryption_keys The AES-256 encryption round keys. Must not be `NULL`. + * * \return The encrypted 128-bit ciphertext. */ static __inline AesNI_Block128 __fastcall aesni_aes256_encrypt_block_ecb( - AesNI_Block128 plain, - const AesNI_Aes256_RoundKeys* key_schedule) + AesNI_Block128 plaintext, + const AesNI_Aes256_RoundKeys* encryption_keys) { - assert(key_schedule); + assert(encryption_keys); - return aesni_aes256_encrypt_block_(plain, key_schedule); + return aesni_aes256_encrypt_block_(plaintext, encryption_keys); } /** * \brief Decrypts a 128-bit block using AES-256 in ECB mode of operation. * - * \param[in] cipher The ciphertext to be decrypted. - * \param[in] inverted_schedule The AES-256 decryption key schedule. Must not - * be `NULL`. + * \param[in] ciphertext The ciphertext to be decrypted. + * \param[in] decryption_keys The AES-256 decryption round keys. Must not be `NULL`. + * * \return The decrypted 128-bit plaintext. */ static __inline AesNI_Block128 __fastcall aesni_aes256_decrypt_block_ecb( - AesNI_Block128 cipher, - const AesNI_Aes256_RoundKeys* inverted_schedule) + AesNI_Block128 ciphertext, + const AesNI_Aes256_RoundKeys* decryption_keys) { - assert(inverted_schedule); + assert(decryption_keys); - return aesni_aes256_decrypt_block_(cipher, inverted_schedule); + return aesni_aes256_decrypt_block_(ciphertext, decryption_keys); } /** * \brief Encrypts a 128-bit block using AES-256 in CBC mode of operation. * - * \param[in] plain The plaintext to be encrypted. - * \param[in] key_schedule The AES-256 encryption key schedule. Must not be - * `NULL`. + * \param[in] plaintext The plaintext to be encrypted. + * \param[in] encryption_keys The AES-256 encryption round keys. Must not be `NULL`. * \param[in] init_vector The CBC initialization vector. - * \param[out] next_init_vector The next CBC initialization vector to be used - * as the initialization vector for the next call. Must not be `NULL`. + * \param[out] next_init_vector The initialization vector to be used for the next call. Must not be `NULL`. + * * \return The encrypted 128-bit ciphertext. */ static __inline AesNI_Block128 __fastcall aesni_aes256_encrypt_block_cbc( - AesNI_Block128 plain, - const AesNI_Aes256_RoundKeys* key_schedule, + AesNI_Block128 plaintext, + const AesNI_Aes256_RoundKeys* encryption_keys, AesNI_Block128 init_vector, AesNI_Block128* next_init_vector) { - assert(key_schedule); + assert(encryption_keys); assert(next_init_vector); - AesNI_Block128 cipher = aesni_aes256_encrypt_block_( - aesni_xor_block128(plain, init_vector), - key_schedule); - *next_init_vector = cipher; - return cipher; + AesNI_Block128 ciphertext = aesni_aes256_encrypt_block_(aesni_xor_block128(plaintext, init_vector), encryption_keys); + *next_init_vector = ciphertext; + return ciphertext; } /** * \brief Decrypts a 128-bit block using AES-256 in CBC mode of operation. * - * \param[in] cipher The ciphertext to be decrypted. - * \param[in] inverted_schedule The AES-256 decryption key schedule. Must not - * be `NULL`. + * \param[in] ciphertext The ciphertext to be decrypted. + * \param[in] decryption_keys The AES-256 decryption round keys. Must not be `NULL`. * \param[in] init_vector The CBC initialization vector. - * \param[out] next_init_vector The next CBC initialization vector to be used - * as the initialization vector for the next call. Must not be `NULL`. + * \param[out] next_init_vector The initialization vector to be used for the next call. Must not be `NULL`. + * * \return The decrypted 128-bit plaintext. */ static __inline AesNI_Block128 __fastcall aesni_aes256_decrypt_block_cbc( - AesNI_Block128 cipher, - const AesNI_Aes256_RoundKeys* inverted_schedule, + AesNI_Block128 ciphertext, + const AesNI_Aes256_RoundKeys* decryption_keys, AesNI_Block128 init_vector, AesNI_Block128* next_init_vector) { - assert(inverted_schedule); + assert(decryption_keys); assert(next_init_vector); - AesNI_Block128 plain = aesni_xor_block128( - aesni_aes256_decrypt_block_(cipher, inverted_schedule), - init_vector); - *next_init_vector = cipher; - return plain; + AesNI_Block128 plaintext = aesni_xor_block128(aesni_aes256_decrypt_block_(ciphertext, decryption_keys), init_vector); + *next_init_vector = ciphertext; + return plaintext; } /** * \brief Encrypts a 128-bit block using AES-256 in CFB mode of operation. * - * \param[in] plain The plaintext to be encrypted. - * \param[in] key_schedule The AES-256 encryption key schedule. Must not be - * `NULL`. + * \param[in] plaintext The plaintext to be encrypted. + * \param[in] encryption_keys The AES-256 encryption round keys. Must not be `NULL`. * \param[in] init_vector The CFB initialization vector. - * \param[out] next_init_vector The next CFB initialization vector to be used - * as the initialization vector for the next call. Must not be `NULL`. + * \param[out] next_init_vector The initialization vector to be used for the next call. Must not be `NULL`. + * * \return The encrypted 128-bit ciphertext. */ static __inline AesNI_Block128 __fastcall aesni_aes256_encrypt_block_cfb( - AesNI_Block128 plain, - const AesNI_Aes256_RoundKeys* key_schedule, + AesNI_Block128 plaintext, + const AesNI_Aes256_RoundKeys* encryption_keys, AesNI_Block128 init_vector, AesNI_Block128* next_init_vector) { - assert(key_schedule); + assert(encryption_keys); assert(next_init_vector); - AesNI_Block128 cipher = aesni_xor_block128( - aesni_aes256_encrypt_block_(init_vector, key_schedule), - plain); - *next_init_vector = cipher; - return cipher; + AesNI_Block128 ciphertext = aesni_xor_block128(aesni_aes256_encrypt_block_(init_vector, encryption_keys), plaintext); + *next_init_vector = ciphertext; + return ciphertext; } /** * \brief Decrypts a 128-bit block using AES-256 in CFB mode of operation. * - * \param[in] cipher The ciphertext to be decrypted. - * \param[in] key_schedule The AES-256 **encryption** key schedule. Must not be - * `NULL`. + * \param[in] ciphertext The ciphertext to be decrypted. + * \param[in] encryption_keys The AES-256 **encryption** round keys. Must not be `NULL`. * \param[in] init_vector The CFB initialization vector. - * \param[out] next_init_vector The next CFB initialization vector to be used - * as the initialization vector for the next call. Must not be `NULL`. + * \param[out] next_init_vector The initialization vector to be used for the next call. Must not be `NULL`. + * * \return The decrypted 128-bit plaintext. */ static __inline AesNI_Block128 __fastcall aesni_aes256_decrypt_block_cfb( - AesNI_Block128 cipher, - const AesNI_Aes256_RoundKeys* key_schedule, + AesNI_Block128 ciphertext, + const AesNI_Aes256_RoundKeys* encryption_keys, AesNI_Block128 init_vector, AesNI_Block128* next_init_vector) { - assert(key_schedule); + assert(encryption_keys); assert(next_init_vector); - AesNI_Block128 plain = aesni_xor_block128( - aesni_aes256_encrypt_block_(init_vector, key_schedule), - cipher); - *next_init_vector = cipher; - return plain; + AesNI_Block128 plaintext = aesni_xor_block128(aesni_aes256_encrypt_block_(init_vector, encryption_keys), ciphertext); + *next_init_vector = ciphertext; + return plaintext; } /** * \brief Encrypts a 128-bit block using AES-256 in OFB mode of operation. * - * \param[in] plain The plaintext to be encrypted. - * \param[in] key_schedule The AES-256 encryption key schedule. Must not be - * `NULL`. + * \param[in] plaintext The plaintext to be encrypted. + * \param[in] encryption_keys The AES-256 encryption round keys. Must not be `NULL`. * \param[in] init_vector The OFB initialization vector. - * \param[out] next_init_vector The next OFB initialization vector to be used - * as the initialization vector for the next call. Must not be `NULL`. + * \param[out] next_init_vector The initialization vector to be used for the next call. Must not be `NULL`. + * * \return The encrypted 128-bit ciphertext. */ static __inline AesNI_Block128 __fastcall aesni_aes256_encrypt_block_ofb( - AesNI_Block128 plain, - const AesNI_Aes256_RoundKeys* key_schedule, + AesNI_Block128 plaintext, + const AesNI_Aes256_RoundKeys* encryption_keys, AesNI_Block128 init_vector, AesNI_Block128* next_init_vector) { - assert(key_schedule); + assert(encryption_keys); assert(next_init_vector); - AesNI_Block128 tmp = aesni_aes256_encrypt_block_(init_vector, key_schedule); + AesNI_Block128 tmp = aesni_aes256_encrypt_block_(init_vector, encryption_keys); *next_init_vector = tmp; - return aesni_xor_block128(tmp, plain); + return aesni_xor_block128(tmp, plaintext); } /** * \brief Decrypts a 128-bit block using AES-256 in OFB mode of operation. * - * \param[in] cipher The ciphertext to be decrypted. - * \param[in] key_schedule The AES-256 **encryption** key schedule. Must not be - * `NULL`. + * \param[in] ciphertext The ciphertext to be decrypted. + * \param[in] encryption_keys The AES-256 **encryption** round keys. Must not be `NULL`. * \param[in] init_vector The OFB initialization vector. - * \param[out] next_init_vector The next OFB initialization vector to be used - * as the initialization vector for the next call. Must not be `NULL`. + * \param[out] next_init_vector The initialization vector to be used for the next call. Must not be `NULL`. + * * \return The decrypted 128-bit plaintext. */ static __inline AesNI_Block128 __fastcall aesni_aes256_decrypt_block_ofb( - AesNI_Block128 cipher, - const AesNI_Aes256_RoundKeys* key_schedule, + AesNI_Block128 ciphertext, + const AesNI_Aes256_RoundKeys* encryption_keys, AesNI_Block128 init_vector, AesNI_Block128* next_init_vector) { - assert(key_schedule); + assert(encryption_keys); assert(next_init_vector); - AesNI_Block128 tmp = aesni_aes256_encrypt_block_(init_vector, key_schedule); + AesNI_Block128 tmp = aesni_aes256_encrypt_block_(init_vector, encryption_keys); *next_init_vector = tmp; - return aesni_xor_block128(tmp, cipher); + return aesni_xor_block128(tmp, ciphertext); } /** * \brief Encrypts a 128-bit block using AES-256 in CTR mode of operation. * - * \param[in] plain The plaintext to be encrypted. - * \param[in] key_schedule The AES-256 encryption key schedule. Must not be - * `NULL`. + * \param[in] plaintext The plaintext to be encrypted. + * \param[in] encryption_keys The AES-256 encryption round keys. Must not be `NULL`. * \param[in] init_vector The CTR initialization vector. - * \param[in] counter The counter, typically incremented between consecutive - * calls. + * \param[in] counter The counter, typically incremented between consecutive calls. + * * \return The encrypted 128-bit ciphertext. */ static __inline AesNI_Block128 __fastcall aesni_aes256_encrypt_block_ctr( - AesNI_Block128 plain, - const AesNI_Aes256_RoundKeys* key_schedule, + AesNI_Block128 plaintext, + const AesNI_Aes256_RoundKeys* encryption_keys, AesNI_Block128 init_vector, int counter) { - assert(key_schedule); + assert(encryption_keys); - init_vector = aesni_be2le128(_mm_add_epi32( - aesni_le2be128(init_vector), - aesni_make_block128(0, 0, 0, counter))); + init_vector = aesni_le2be128(init_vector); + init_vector = _mm_add_epi32(init_vector, aesni_make_block128(0, 0, 0, counter)); + init_vector = aesni_be2le128(init_vector); - return aesni_xor_block128( - plain, - aesni_aes256_encrypt_block_(init_vector, key_schedule)); + return aesni_xor_block128(plaintext, aesni_aes256_encrypt_block_(init_vector, encryption_keys)); } /** * \brief Decrypts a 128-bit block using AES-256 in CTR mode of operation. * - * \param[in] cipher The ciphertext to be decrypted. - * \param[in] key_schedule The AES-256 **encryption** key schedule. Must not be - * `NULL`. + * \param[in] ciphertext The ciphertext to be decrypted. + * \param[in] encryption_keys The AES-256 **encryption** round keys. Must not be `NULL`. * \param[in] init_vector The CTR initialization vector. - * \param[in] counter The counter, typically incremented between consecutive - * calls. + * \param[in] counter The counter, typically incremented between consecutive calls. + * * \return The decrypted 128-bit plaintext. */ static __inline AesNI_Block128 __fastcall aesni_aes256_decrypt_block_ctr( - AesNI_Block128 cipher, - const AesNI_Aes256_RoundKeys* key_schedule, + AesNI_Block128 ciphertext, + const AesNI_Aes256_RoundKeys* encryption_keys, AesNI_Block128 init_vector, int counter) { - assert(key_schedule); + assert(encryption_keys); - init_vector = aesni_be2le128(_mm_add_epi32( - aesni_le2be128(init_vector), - aesni_make_block128(0, 0, 0, counter))); + init_vector = aesni_le2be128(init_vector); + init_vector = _mm_add_epi32(init_vector, aesni_make_block128(0, 0, 0, counter)); + init_vector = aesni_be2le128(init_vector); - return aesni_xor_block128( - cipher, - aesni_aes256_encrypt_block_(init_vector, key_schedule)); + return aesni_xor_block128(ciphertext, aesni_aes256_encrypt_block_(init_vector, encryption_keys)); } #ifdef __cplusplus diff --git a/include/aesni/buffer.h b/include/aesni/buffer.h index d153c1b..489c206 100644 --- a/include/aesni/buffer.h +++ b/include/aesni/buffer.h @@ -24,14 +24,14 @@ AesNI_StatusCode aesni_encrypt_buffer_ecb128( size_t src_size, void* dest, size_t* dest_size, - AesNI_Aes128_RoundKeys* key_schedule, + AesNI_Aes128_RoundKeys* encryption_keys, AesNI_ErrorDetails* err_details); AesNI_StatusCode aesni_decrypt_buffer_ecb128( const void* src, size_t src_size, void* dest, size_t* dest_size, - AesNI_Aes128_RoundKeys* inverted_schedule, + AesNI_Aes128_RoundKeys* decryption_keys, AesNI_ErrorDetails* err_details); #ifdef __cplusplus diff --git a/src/asm/aes128.asm b/src/asm/aes128.asm index 03a9ace..70d2010 100644 --- a/src/asm/aes128.asm +++ b/src/asm/aes128.asm @@ -167,7 +167,7 @@ aes128_keygen_assist: ret @aesni_aes128_expand_key_@20 endp -@aesni_aes128_derive_decryption_keys_raw@8 proc +@aesni_aes128_derive_decryption_keys_@8 proc movdqa xmm5, [ecx] movdqa xmm4, [ecx + 0A0h] movdqa [edx], xmm4 @@ -197,6 +197,6 @@ aes128_keygen_assist: movdqa [edx + 50h], xmm5 ret -@aesni_aes128_derive_decryption_keys_raw@8 endp +@aesni_aes128_derive_decryption_keys_@8 endp end diff --git a/src/asm/aes256.asm b/src/asm/aes256.asm index f1c3eaf..9f1e735 100644 --- a/src/asm/aes256.asm +++ b/src/asm/aes256.asm @@ -241,7 +241,7 @@ aes256_keygen_assist: ret @aesni_aes256_expand_key_@36 endp -@aesni_aes256_derive_decryption_keys_raw@8 proc +@aesni_aes256_derive_decryption_keys_@8 proc movdqa xmm5, [ecx] movdqa xmm4, [ecx + 0E0h] movdqa [edx], xmm4 @@ -281,6 +281,6 @@ aes256_keygen_assist: movdqa [edx + 70h], xmm5 ret -@aesni_aes256_derive_decryption_keys_raw@8 endp +@aesni_aes256_derive_decryption_keys_@8 endp end diff --git a/src/buffer.c b/src/buffer.c index 983c5cf..80120db 100644 --- a/src/buffer.c +++ b/src/buffer.c @@ -18,7 +18,7 @@ AesNI_StatusCode aesni_encrypt_buffer_ecb128( size_t src_size, void* dest, size_t* dest_size, - AesNI_Aes128_RoundKeys* key_schedule, + AesNI_Aes128_RoundKeys* encryption_keys, AesNI_ErrorDetails* err_details) { if (dest_size == NULL) @@ -32,15 +32,15 @@ AesNI_StatusCode aesni_encrypt_buffer_ecb128( return AESNI_SUCCESS; if (src == NULL) return aesni_make_null_argument_error(err_details, "src"); - if (key_schedule == NULL) - return aesni_make_null_argument_error(err_details, "key_schedule"); + if (encryption_keys == NULL) + return aesni_make_null_argument_error(err_details, "encryption_keys"); const size_t src_len = src_size / 16; for (size_t i = 0; i < src_len; ++i, (char*) src += 16, (char*) dest += 16) { AesNI_Block128 plaintext = aesni_load_block128(src); - AesNI_Block128 ciphertext = aesni_aes128_encrypt_block_ecb(plaintext, key_schedule); + AesNI_Block128 ciphertext = aesni_aes128_encrypt_block_ecb(plaintext, encryption_keys); aesni_store_block128(dest, ciphertext); } @@ -57,7 +57,7 @@ AesNI_StatusCode aesni_encrypt_buffer_ecb128( } AesNI_Block128 plaintext = aesni_load_block128(padding); - AesNI_Block128 ciphertext = aesni_aes128_encrypt_block_ecb(plaintext, key_schedule); + AesNI_Block128 ciphertext = aesni_aes128_encrypt_block_ecb(plaintext, encryption_keys); aesni_store_block128(dest, ciphertext); return AESNI_SUCCESS; @@ -80,7 +80,7 @@ AesNI_StatusCode aesni_decrypt_buffer_ecb128( size_t src_size, void* dest, size_t* dest_size, - AesNI_Aes128_RoundKeys* inverted_schedule, + AesNI_Aes128_RoundKeys* decryption_keys, AesNI_ErrorDetails* err_details) { if (dest_size == NULL) @@ -92,20 +92,20 @@ AesNI_StatusCode aesni_decrypt_buffer_ecb128( return 0; if (src == NULL) return aesni_make_null_argument_error(err_details, "src"); - if (inverted_schedule == NULL) - return aesni_make_null_argument_error(err_details, "inverted_schedule"); + if (decryption_keys == NULL) + return aesni_make_null_argument_error(err_details, "decryption_keys"); const size_t src_len = src_size / 16; for (size_t i = 0; i < src_len - 1; ++i, (char*) src += 16, (char*) dest += 16) { AesNI_Block128 ciphertext = aesni_load_block128(src); - AesNI_Block128 plaintext = aesni_aes128_decrypt_block_ecb(ciphertext, inverted_schedule); + AesNI_Block128 plaintext = aesni_aes128_decrypt_block_ecb(ciphertext, decryption_keys); aesni_store_block128(dest, plaintext); } AesNI_Block128 ciphertext = aesni_load_block128(src); - AesNI_Block128 plaintext = aesni_aes128_decrypt_block_ecb(ciphertext, inverted_schedule); + AesNI_Block128 plaintext = aesni_aes128_decrypt_block_ecb(ciphertext, decryption_keys); unsigned char padding[16]; aesni_store_block128(padding, plaintext); 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 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]; } 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 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]; } diff --git a/src/c/aes256.c b/src/c/aes256.c index 05e643e..820010d 100644 --- a/src/c/aes256.c +++ b/src/c/aes256.c @@ -12,45 +12,45 @@ #include AesNI_Block128 __fastcall aesni_aes256_encrypt_block_( - AesNI_Block128 plain, - const AesNI_Aes256_RoundKeys* key_schedule) + AesNI_Block128 plaintext, + const AesNI_Aes256_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]); - plain = _mm_aesenc_si128(plain, key_schedule->keys[12]); - plain = _mm_aesenc_si128(plain, key_schedule->keys[13]); - return _mm_aesenclast_si128(plain, key_schedule->keys[14]); + 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]); + plaintext = _mm_aesenc_si128(plaintext, encryption_keys->keys[12]); + plaintext = _mm_aesenc_si128(plaintext, encryption_keys->keys[13]); + return _mm_aesenclast_si128(plaintext, encryption_keys->keys[14]); } AesNI_Block128 __fastcall aesni_aes256_decrypt_block_( - AesNI_Block128 cipher, - const AesNI_Aes256_RoundKeys* inverted_schedule) + AesNI_Block128 ciphertext, + const AesNI_Aes256_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]); - cipher = _mm_aesdec_si128(cipher, inverted_schedule->keys[12]); - cipher = _mm_aesdec_si128(cipher, inverted_schedule->keys[13]); - return _mm_aesdeclast_si128(cipher, inverted_schedule->keys[14]); + 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]); + ciphertext = _mm_aesdec_si128(ciphertext, decryption_keys->keys[12]); + ciphertext = _mm_aesdec_si128(ciphertext, decryption_keys->keys[13]); + return _mm_aesdeclast_si128(ciphertext, decryption_keys->keys[14]); } static AesNI_Block128 __fastcall aesni_aes256_expand_key_assist( @@ -79,84 +79,84 @@ static AesNI_Block128 __fastcall aesni_aes256_expand_key_assist( void __fastcall aesni_aes256_expand_key_( AesNI_Block128 key_lo, AesNI_Block128 key_hi, - AesNI_Aes256_RoundKeys* key_schedule) + AesNI_Aes256_RoundKeys* encryption_keys) { AesNI_Block128 prev_lo, prev_hi; AesNI_Block128 hwgen; - prev_lo = key_schedule->keys[0] = key_lo; - prev_hi = key_schedule->keys[1] = key_hi; + prev_lo = encryption_keys->keys[0] = key_lo; + prev_hi = encryption_keys->keys[1] = key_hi; hwgen = _mm_aeskeygenassist_si128(prev_hi, 0x01); hwgen = _mm_shuffle_epi32(hwgen, 0xff); - key_schedule->keys[2] = aesni_aes256_expand_key_assist(&prev_lo, &prev_hi, hwgen); + encryption_keys->keys[2] = aesni_aes256_expand_key_assist(&prev_lo, &prev_hi, hwgen); hwgen = _mm_aeskeygenassist_si128(prev_hi, 0); hwgen = _mm_shuffle_epi32(hwgen, 0xaa); - key_schedule->keys[3] = aesni_aes256_expand_key_assist(&prev_lo, &prev_hi, hwgen); + encryption_keys->keys[3] = aesni_aes256_expand_key_assist(&prev_lo, &prev_hi, hwgen); hwgen = _mm_aeskeygenassist_si128(prev_hi, 0x02); hwgen = _mm_shuffle_epi32(hwgen, 0xff); - key_schedule->keys[4] = aesni_aes256_expand_key_assist(&prev_lo, &prev_hi, hwgen); + encryption_keys->keys[4] = aesni_aes256_expand_key_assist(&prev_lo, &prev_hi, hwgen); hwgen = _mm_aeskeygenassist_si128(prev_hi, 0); hwgen = _mm_shuffle_epi32(hwgen, 0xaa); - key_schedule->keys[5] = aesni_aes256_expand_key_assist(&prev_lo, &prev_hi, hwgen); + encryption_keys->keys[5] = aesni_aes256_expand_key_assist(&prev_lo, &prev_hi, hwgen); hwgen = _mm_aeskeygenassist_si128(prev_hi, 0x04); hwgen = _mm_shuffle_epi32(hwgen, 0xff); - key_schedule->keys[6] = aesni_aes256_expand_key_assist(&prev_lo, &prev_hi, hwgen); + encryption_keys->keys[6] = aesni_aes256_expand_key_assist(&prev_lo, &prev_hi, hwgen); hwgen = _mm_aeskeygenassist_si128(prev_hi, 0); hwgen = _mm_shuffle_epi32(hwgen, 0xaa); - key_schedule->keys[7] = aesni_aes256_expand_key_assist(&prev_lo, &prev_hi, hwgen); + encryption_keys->keys[7] = aesni_aes256_expand_key_assist(&prev_lo, &prev_hi, hwgen); hwgen = _mm_aeskeygenassist_si128(prev_hi, 0x08); hwgen = _mm_shuffle_epi32(hwgen, 0xff); - key_schedule->keys[8] = aesni_aes256_expand_key_assist(&prev_lo, &prev_hi, hwgen); + encryption_keys->keys[8] = aesni_aes256_expand_key_assist(&prev_lo, &prev_hi, hwgen); hwgen = _mm_aeskeygenassist_si128(prev_hi, 0); hwgen = _mm_shuffle_epi32(hwgen, 0xaa); - key_schedule->keys[9] = aesni_aes256_expand_key_assist(&prev_lo, &prev_hi, hwgen); + encryption_keys->keys[9] = aesni_aes256_expand_key_assist(&prev_lo, &prev_hi, hwgen); hwgen = _mm_aeskeygenassist_si128(prev_hi, 0x10); hwgen = _mm_shuffle_epi32(hwgen, 0xff); - key_schedule->keys[10] = aesni_aes256_expand_key_assist(&prev_lo, &prev_hi, hwgen); + encryption_keys->keys[10] = aesni_aes256_expand_key_assist(&prev_lo, &prev_hi, hwgen); hwgen = _mm_aeskeygenassist_si128(prev_hi, 0); hwgen = _mm_shuffle_epi32(hwgen, 0xaa); - key_schedule->keys[11] = aesni_aes256_expand_key_assist(&prev_lo, &prev_hi, hwgen); + encryption_keys->keys[11] = aesni_aes256_expand_key_assist(&prev_lo, &prev_hi, hwgen); hwgen = _mm_aeskeygenassist_si128(prev_hi, 0x20); hwgen = _mm_shuffle_epi32(hwgen, 0xff); - key_schedule->keys[12] = aesni_aes256_expand_key_assist(&prev_lo, &prev_hi, hwgen); + encryption_keys->keys[12] = aesni_aes256_expand_key_assist(&prev_lo, &prev_hi, hwgen); hwgen = _mm_aeskeygenassist_si128(prev_hi, 0); hwgen = _mm_shuffle_epi32(hwgen, 0xaa); - key_schedule->keys[13] = aesni_aes256_expand_key_assist(&prev_lo, &prev_hi, hwgen); + encryption_keys->keys[13] = aesni_aes256_expand_key_assist(&prev_lo, &prev_hi, hwgen); hwgen = _mm_aeskeygenassist_si128(prev_hi, 0x40); hwgen = _mm_shuffle_epi32(hwgen, 0xff); - key_schedule->keys[14] = aesni_aes256_expand_key_assist(&prev_lo, &prev_hi, hwgen); + encryption_keys->keys[14] = aesni_aes256_expand_key_assist(&prev_lo, &prev_hi, hwgen); } void __fastcall aesni_aes256_derive_decryption_keys_( - const AesNI_Aes256_RoundKeys* key_schedule, - AesNI_Aes256_RoundKeys* inverted_schedule) + const AesNI_Aes256_RoundKeys* encryption_keys, + AesNI_Aes256_RoundKeys* decryption_keys) { - inverted_schedule->keys[0] = key_schedule->keys[14]; - inverted_schedule->keys[1] = _mm_aesimc_si128(key_schedule->keys[13]); - inverted_schedule->keys[2] = _mm_aesimc_si128(key_schedule->keys[12]); - inverted_schedule->keys[3] = _mm_aesimc_si128(key_schedule->keys[11]); - inverted_schedule->keys[4] = _mm_aesimc_si128(key_schedule->keys[10]); - inverted_schedule->keys[5] = _mm_aesimc_si128(key_schedule->keys[9]); - inverted_schedule->keys[6] = _mm_aesimc_si128(key_schedule->keys[8]); - inverted_schedule->keys[7] = _mm_aesimc_si128(key_schedule->keys[7]); - inverted_schedule->keys[8] = _mm_aesimc_si128(key_schedule->keys[6]); - inverted_schedule->keys[9] = _mm_aesimc_si128(key_schedule->keys[5]); - inverted_schedule->keys[10] = _mm_aesimc_si128(key_schedule->keys[4]); - inverted_schedule->keys[11] = _mm_aesimc_si128(key_schedule->keys[3]); - inverted_schedule->keys[12] = _mm_aesimc_si128(key_schedule->keys[2]); - inverted_schedule->keys[13] = _mm_aesimc_si128(key_schedule->keys[1]); - inverted_schedule->keys[14] = key_schedule->keys[0]; + decryption_keys->keys[0] = encryption_keys->keys[14]; + decryption_keys->keys[1] = _mm_aesimc_si128(encryption_keys->keys[13]); + decryption_keys->keys[2] = _mm_aesimc_si128(encryption_keys->keys[12]); + decryption_keys->keys[3] = _mm_aesimc_si128(encryption_keys->keys[11]); + decryption_keys->keys[4] = _mm_aesimc_si128(encryption_keys->keys[10]); + decryption_keys->keys[5] = _mm_aesimc_si128(encryption_keys->keys[9]); + decryption_keys->keys[6] = _mm_aesimc_si128(encryption_keys->keys[8]); + decryption_keys->keys[7] = _mm_aesimc_si128(encryption_keys->keys[7]); + decryption_keys->keys[8] = _mm_aesimc_si128(encryption_keys->keys[6]); + decryption_keys->keys[9] = _mm_aesimc_si128(encryption_keys->keys[5]); + decryption_keys->keys[10] = _mm_aesimc_si128(encryption_keys->keys[4]); + decryption_keys->keys[11] = _mm_aesimc_si128(encryption_keys->keys[3]); + decryption_keys->keys[12] = _mm_aesimc_si128(encryption_keys->keys[2]); + decryption_keys->keys[13] = _mm_aesimc_si128(encryption_keys->keys[1]); + decryption_keys->keys[14] = encryption_keys->keys[0]; } diff --git a/test/aes128cbc_decrypt_block.c b/test/aes128cbc_decrypt_block.c index 73586eb..b286e64 100644 --- a/test/aes128cbc_decrypt_block.c +++ b/test/aes128cbc_decrypt_block.c @@ -22,8 +22,8 @@ int main(int argc, char** argv) { for (--argc, ++argv; argc > -1; --argc, ++argv) { - AesNI_Block128 plain, key, cipher, iv; - AesNI_Aes128_RoundKeys key_schedule, inverted_schedule; + AesNI_Block128 plaintext, key, ciphertext, iv; + AesNI_Aes128_RoundKeys encryption_keys, decryption_keys; if (argc < 2) exit_with_usage(); @@ -40,21 +40,21 @@ int main(int argc, char** argv) exit_with_usage(); } - aesni_aes128_expand_key(key, &key_schedule); - aesni_aes128_derive_decryption_keys(&key_schedule, &inverted_schedule); + aesni_aes128_expand_key(key, &encryption_keys); + aesni_aes128_derive_decryption_keys(&encryption_keys, &decryption_keys); for (argc -= 2, argv += 2; argc > 0; --argc, ++argv) { if (strcmp("--", *argv) == 0) break; - if (aesni_is_error(aesni_parse_block128(&cipher, *argv, NULL))) + if (aesni_is_error(aesni_parse_block128(&ciphertext, *argv, NULL))) { fprintf(stderr, "Invalid 128-bit AES block '%s'\n", *argv); continue; } - plain = aesni_aes128_decrypt_block_cbc(cipher, &inverted_schedule, iv, &iv); - aesni_print_block128(&plain, NULL); + plaintext = aesni_aes128_decrypt_block_cbc(ciphertext, &decryption_keys, iv, &iv); + aesni_print_block128(&plaintext, NULL); } } diff --git a/test/aes128cbc_encrypt_block.c b/test/aes128cbc_encrypt_block.c index dfdd7d3..15348de 100644 --- a/test/aes128cbc_encrypt_block.c +++ b/test/aes128cbc_encrypt_block.c @@ -22,8 +22,8 @@ int main(int argc, char** argv) { for (--argc, ++argv; argc > -1; --argc, ++argv) { - AesNI_Block128 plain, key, cipher, iv; - AesNI_Aes128_RoundKeys key_schedule; + AesNI_Block128 plaintext, key, ciphertext, iv; + AesNI_Aes128_RoundKeys encryption_keys; if (argc < 2) exit_with_usage(); @@ -40,20 +40,20 @@ int main(int argc, char** argv) exit_with_usage(); } - aesni_aes128_expand_key(key, &key_schedule); + aesni_aes128_expand_key(key, &encryption_keys); for (argc -= 2, argv += 2; argc > 0; --argc, ++argv) { if (strcmp("--", *argv) == 0) break; - if (aesni_is_error(aesni_parse_block128(&plain, *argv, NULL))) + if (aesni_is_error(aesni_parse_block128(&plaintext, *argv, NULL))) { fprintf(stderr, "Invalid 128-bit AES block '%s'\n", *argv); continue; } - cipher = aesni_aes128_encrypt_block_cbc(plain, &key_schedule, iv, &iv); - aesni_print_block128(&cipher, NULL); + ciphertext = aesni_aes128_encrypt_block_cbc(plaintext, &encryption_keys, iv, &iv); + aesni_print_block128(&ciphertext, NULL); } } diff --git a/test/aes128cfb_decrypt_block.c b/test/aes128cfb_decrypt_block.c index a78f276..a6d4f72 100644 --- a/test/aes128cfb_decrypt_block.c +++ b/test/aes128cfb_decrypt_block.c @@ -22,8 +22,8 @@ int main(int argc, char** argv) { for (--argc, ++argv; argc > -1; --argc, ++argv) { - AesNI_Block128 plain, key, cipher, iv; - AesNI_Aes128_RoundKeys key_schedule; + AesNI_Block128 plaintext, key, ciphertext, iv; + AesNI_Aes128_RoundKeys encryption_keys; if (argc < 2) exit_with_usage(); @@ -40,20 +40,20 @@ int main(int argc, char** argv) exit_with_usage(); } - aesni_aes128_expand_key(key, &key_schedule); + aesni_aes128_expand_key(key, &encryption_keys); for (argc -= 2, argv += 2; argc > 0; --argc, ++argv) { if (strcmp("--", *argv) == 0) break; - if (aesni_is_error(aesni_parse_block128(&cipher, *argv, NULL))) + if (aesni_is_error(aesni_parse_block128(&ciphertext, *argv, NULL))) { fprintf(stderr, "Invalid 128-bit AES block '%s'\n", *argv); continue; } - plain = aesni_aes128_decrypt_block_cfb(cipher, &key_schedule, iv, &iv); - aesni_print_block128(&plain, NULL); + plaintext = aesni_aes128_decrypt_block_cfb(ciphertext, &encryption_keys, iv, &iv); + aesni_print_block128(&plaintext, NULL); } } diff --git a/test/aes128cfb_encrypt_block.c b/test/aes128cfb_encrypt_block.c index 576a2ed..e238048 100644 --- a/test/aes128cfb_encrypt_block.c +++ b/test/aes128cfb_encrypt_block.c @@ -22,8 +22,8 @@ int main(int argc, char** argv) { for (--argc, ++argv; argc > -1; --argc, ++argv) { - AesNI_Block128 plain, key, cipher, iv; - AesNI_Aes128_RoundKeys key_schedule; + AesNI_Block128 plaintext, key, ciphertext, iv; + AesNI_Aes128_RoundKeys encryption_keys; if (argc < 2) exit_with_usage(); @@ -40,20 +40,20 @@ int main(int argc, char** argv) exit_with_usage(); } - aesni_aes128_expand_key(key, &key_schedule); + aesni_aes128_expand_key(key, &encryption_keys); for (argc -= 2, argv += 2; argc > 0; --argc, ++argv) { if (strcmp("--", *argv) == 0) break; - if (aesni_is_error(aesni_parse_block128(&plain, *argv, NULL))) + if (aesni_is_error(aesni_parse_block128(&plaintext, *argv, NULL))) { fprintf(stderr, "Invalid 128-bit AES block '%s'\n", *argv); continue; } - cipher = aesni_aes128_encrypt_block_cfb(plain, &key_schedule, iv, &iv); - aesni_print_block128(&cipher, NULL); + ciphertext = aesni_aes128_encrypt_block_cfb(plaintext, &encryption_keys, iv, &iv); + aesni_print_block128(&ciphertext, NULL); } } diff --git a/test/aes128ctr_decrypt_block.c b/test/aes128ctr_decrypt_block.c index 940d2f4..a9ed568 100644 --- a/test/aes128ctr_decrypt_block.c +++ b/test/aes128ctr_decrypt_block.c @@ -22,8 +22,8 @@ int main(int argc, char** argv) { for (--argc, ++argv; argc > -1; --argc, ++argv) { - AesNI_Block128 plain, key, cipher, iv; - AesNI_Aes128_RoundKeys key_schedule; + AesNI_Block128 plaintext, key, ciphertext, iv; + AesNI_Aes128_RoundKeys encryption_keys; if (argc < 2) exit_with_usage(); @@ -40,7 +40,7 @@ int main(int argc, char** argv) exit_with_usage(); } - aesni_aes128_expand_key(key, &key_schedule); + aesni_aes128_expand_key(key, &encryption_keys); int ctr = 0; @@ -49,13 +49,13 @@ int main(int argc, char** argv) if (strcmp("--", *argv) == 0) break; - if (aesni_is_error(aesni_parse_block128(&cipher, *argv, NULL))) + if (aesni_is_error(aesni_parse_block128(&ciphertext, *argv, NULL))) { fprintf(stderr, "Invalid 128-bit AES block '%s'\n", *argv); continue; } - plain = aesni_aes128_decrypt_block_ctr(cipher, &key_schedule, iv, ctr++); - aesni_print_block128(&plain, NULL); + plaintext = aesni_aes128_decrypt_block_ctr(ciphertext, &encryption_keys, iv, ctr++); + aesni_print_block128(&plaintext, NULL); } } diff --git a/test/aes128ctr_encrypt_block.c b/test/aes128ctr_encrypt_block.c index 32dd216..1541274 100644 --- a/test/aes128ctr_encrypt_block.c +++ b/test/aes128ctr_encrypt_block.c @@ -22,8 +22,8 @@ int main(int argc, char** argv) { for (--argc, ++argv; argc > -1; --argc, ++argv) { - AesNI_Block128 plain, key, cipher, iv; - AesNI_Aes128_RoundKeys key_schedule; + AesNI_Block128 plaintext, key, ciphertext, iv; + AesNI_Aes128_RoundKeys encryption_keys; if (argc < 2) exit_with_usage(); @@ -40,7 +40,7 @@ int main(int argc, char** argv) exit_with_usage(); } - aesni_aes128_expand_key(key, &key_schedule); + aesni_aes128_expand_key(key, &encryption_keys); int ctr = 0; @@ -49,13 +49,13 @@ int main(int argc, char** argv) if (strcmp("--", *argv) == 0) break; - if (aesni_is_error(aesni_parse_block128(&plain, *argv, NULL))) + if (aesni_is_error(aesni_parse_block128(&plaintext, *argv, NULL))) { fprintf(stderr, "Invalid 128-bit AES block '%s'\n", *argv); continue; } - cipher = aesni_aes128_encrypt_block_ctr(plain, &key_schedule, iv, ctr++); - aesni_print_block128(&cipher, NULL); + ciphertext = aesni_aes128_encrypt_block_ctr(plaintext, &encryption_keys, iv, ctr++); + aesni_print_block128(&ciphertext, NULL); } } diff --git a/test/aes128ecb_decrypt_block.c b/test/aes128ecb_decrypt_block.c index 5885fb9..809ed67 100644 --- a/test/aes128ecb_decrypt_block.c +++ b/test/aes128ecb_decrypt_block.c @@ -22,8 +22,8 @@ int main(int argc, char** argv) { for (--argc, ++argv; argc > -1; --argc, ++argv) { - AesNI_Block128 plain, key, cipher; - AesNI_Aes128_RoundKeys key_schedule, inverted_schedule; + AesNI_Block128 plaintext, key, ciphertext; + AesNI_Aes128_RoundKeys encryption_keys, decryption_keys; if (argc < 1) exit_with_usage(); @@ -34,21 +34,21 @@ int main(int argc, char** argv) exit_with_usage(); } - aesni_aes128_expand_key(key, &key_schedule); - aesni_aes128_derive_decryption_keys(&key_schedule, &inverted_schedule); + aesni_aes128_expand_key(key, &encryption_keys); + aesni_aes128_derive_decryption_keys(&encryption_keys, &decryption_keys); for (--argc, ++argv; argc > 0; --argc, ++argv) { if (strcmp("--", *argv) == 0) break; - if (aesni_is_error(aesni_parse_block128(&cipher, *argv, NULL))) + if (aesni_is_error(aesni_parse_block128(&ciphertext, *argv, NULL))) { fprintf(stderr, "Invalid 128-bit AES block '%s'\n", *argv); continue; } - plain = aesni_aes128_decrypt_block_ecb(cipher, &inverted_schedule); - aesni_print_block128(&plain, NULL); + plaintext = aesni_aes128_decrypt_block_ecb(ciphertext, &decryption_keys); + aesni_print_block128(&plaintext, NULL); } } diff --git a/test/aes128ecb_encrypt_block.c b/test/aes128ecb_encrypt_block.c index 040d47d..1c73e90 100644 --- a/test/aes128ecb_encrypt_block.c +++ b/test/aes128ecb_encrypt_block.c @@ -22,8 +22,8 @@ int main(int argc, char** argv) { for (--argc, ++argv; argc > -1; --argc, ++argv) { - AesNI_Block128 plain, key, cipher; - AesNI_Aes128_RoundKeys key_schedule; + AesNI_Block128 plaintext, key, ciphertext; + AesNI_Aes128_RoundKeys encryption_keys; if (argc < 1) exit_with_usage(); @@ -34,20 +34,20 @@ int main(int argc, char** argv) exit_with_usage(); } - aesni_aes128_expand_key(key, &key_schedule); + aesni_aes128_expand_key(key, &encryption_keys); for (--argc, ++argv; argc > 0; --argc, ++argv) { if (strcmp("--", *argv) == 0) break; - if (aesni_is_error(aesni_parse_block128(&plain, *argv, NULL))) + if (aesni_is_error(aesni_parse_block128(&plaintext, *argv, NULL))) { fprintf(stderr, "Invalid 128-bit AES block '%s'\n", *argv); continue; } - cipher = aesni_aes128_encrypt_block_ecb(plain, &key_schedule); - aesni_print_block128(&cipher, NULL); + ciphertext = aesni_aes128_encrypt_block_ecb(plaintext, &encryption_keys); + aesni_print_block128(&ciphertext, NULL); } } diff --git a/test/aes128ofb_decrypt_block.c b/test/aes128ofb_decrypt_block.c index 16f148d..e230451 100644 --- a/test/aes128ofb_decrypt_block.c +++ b/test/aes128ofb_decrypt_block.c @@ -22,8 +22,8 @@ int main(int argc, char** argv) { for (--argc, ++argv; argc > -1; --argc, ++argv) { - AesNI_Block128 plain, key, cipher, iv; - AesNI_Aes128_RoundKeys key_schedule; + AesNI_Block128 plaintext, key, ciphertext, iv; + AesNI_Aes128_RoundKeys encryption_keys; if (argc < 2) exit_with_usage(); @@ -40,20 +40,20 @@ int main(int argc, char** argv) exit_with_usage(); } - aesni_aes128_expand_key(key, &key_schedule); + aesni_aes128_expand_key(key, &encryption_keys); for (argc -= 2, argv += 2; argc > 0; --argc, ++argv) { if (strcmp("--", *argv) == 0) break; - if (aesni_is_error(aesni_parse_block128(&cipher, *argv, NULL))) + if (aesni_is_error(aesni_parse_block128(&ciphertext, *argv, NULL))) { fprintf(stderr, "Invalid 128-bit AES block '%s'\n", *argv); continue; } - plain = aesni_aes128_decrypt_block_ofb(cipher, &key_schedule, iv, &iv); - aesni_print_block128(&plain, NULL); + plaintext = aesni_aes128_decrypt_block_ofb(ciphertext, &encryption_keys, iv, &iv); + aesni_print_block128(&plaintext, NULL); } } diff --git a/test/aes128ofb_encrypt_block.c b/test/aes128ofb_encrypt_block.c index 4532cc8..3911cf7 100644 --- a/test/aes128ofb_encrypt_block.c +++ b/test/aes128ofb_encrypt_block.c @@ -22,8 +22,8 @@ int main(int argc, char** argv) { for (--argc, ++argv; argc > -1; --argc, ++argv) { - AesNI_Block128 plain, key, cipher, iv; - AesNI_Aes128_RoundKeys key_schedule; + AesNI_Block128 plaintext, key, ciphertext, iv; + AesNI_Aes128_RoundKeys encryption_keys; if (argc < 2) exit_with_usage(); @@ -40,20 +40,20 @@ int main(int argc, char** argv) exit_with_usage(); } - aesni_aes128_expand_key(key, &key_schedule); + aesni_aes128_expand_key(key, &encryption_keys); for (argc -= 2, argv += 2; argc > 0; --argc, ++argv) { if (strcmp("--", *argv) == 0) break; - if (aesni_is_error(aesni_parse_block128(&plain, *argv, NULL))) + if (aesni_is_error(aesni_parse_block128(&plaintext, *argv, NULL))) { fprintf(stderr, "Invalid 128-bit AES block '%s'\n", *argv); continue; } - cipher = aesni_aes128_encrypt_block_ofb(plain, &key_schedule, iv, &iv); - aesni_print_block128(&cipher, NULL); + ciphertext = aesni_aes128_encrypt_block_ofb(plaintext, &encryption_keys, iv, &iv); + aesni_print_block128(&ciphertext, NULL); } } diff --git a/test/aes192cbc_decrypt_block.c b/test/aes192cbc_decrypt_block.c index 9d5e1d6..fc72cf2 100644 --- a/test/aes192cbc_decrypt_block.c +++ b/test/aes192cbc_decrypt_block.c @@ -22,9 +22,9 @@ int main(int argc, char** argv) { for (--argc, ++argv; argc > -1; --argc, ++argv) { - AesNI_Block128 plain, cipher, iv; + AesNI_Block128 plaintext, ciphertext, iv; AesNI_Block192 key; - AesNI_Aes192_RoundKeys key_schedule, inverted_schedule; + AesNI_Aes192_RoundKeys encryption_keys, decryption_keys; if (argc < 2) exit_with_usage(); @@ -41,21 +41,21 @@ int main(int argc, char** argv) exit_with_usage(); } - aesni_aes192_expand_key(&key, &key_schedule); - aesni_aes192_derive_decryption_keys(&key_schedule, &inverted_schedule); + aesni_aes192_expand_key(&key, &encryption_keys); + aesni_aes192_derive_decryption_keys(&encryption_keys, &decryption_keys); for (argc -= 2, argv += 2; argc > 0; --argc, ++argv) { if (strcmp("--", *argv) == 0) break; - if (aesni_is_error(aesni_parse_block128(&cipher, *argv, NULL))) + if (aesni_is_error(aesni_parse_block128(&ciphertext, *argv, NULL))) { fprintf(stderr, "Invalid 128-bit AES block '%s'\n", *argv); continue; } - plain = aesni_aes192_decrypt_block_cbc(cipher, &inverted_schedule, iv, &iv); - aesni_print_block128(&plain, NULL); + plaintext = aesni_aes192_decrypt_block_cbc(ciphertext, &decryption_keys, iv, &iv); + aesni_print_block128(&plaintext, NULL); } } diff --git a/test/aes192cbc_encrypt_block.c b/test/aes192cbc_encrypt_block.c index d562ae5..8df44e2 100644 --- a/test/aes192cbc_encrypt_block.c +++ b/test/aes192cbc_encrypt_block.c @@ -22,9 +22,9 @@ int main(int argc, char** argv) { for (--argc, ++argv; argc > -1; --argc, ++argv) { - AesNI_Block128 plain, cipher, iv; + AesNI_Block128 plaintext, ciphertext, iv; AesNI_Block192 key; - AesNI_Aes192_RoundKeys key_schedule; + AesNI_Aes192_RoundKeys encryption_keys; if (argc < 2) exit_with_usage(); @@ -41,20 +41,20 @@ int main(int argc, char** argv) exit_with_usage(); } - aesni_aes192_expand_key(&key, &key_schedule); + aesni_aes192_expand_key(&key, &encryption_keys); for (argc -= 2, argv += 2; argc > 0; --argc, ++argv) { if (strcmp("--", *argv) == 0) break; - if (aesni_is_error(aesni_parse_block128(&plain, *argv, NULL))) + if (aesni_is_error(aesni_parse_block128(&plaintext, *argv, NULL))) { fprintf(stderr, "Invalid 128-bit AES block '%s'\n", *argv); continue; } - cipher = aesni_aes192_encrypt_block_cbc(plain, &key_schedule, iv, &iv); - aesni_print_block128(&cipher, NULL); + ciphertext = aesni_aes192_encrypt_block_cbc(plaintext, &encryption_keys, iv, &iv); + aesni_print_block128(&ciphertext, NULL); } } diff --git a/test/aes192cfb_decrypt_block.c b/test/aes192cfb_decrypt_block.c index b5703d1..8143972 100644 --- a/test/aes192cfb_decrypt_block.c +++ b/test/aes192cfb_decrypt_block.c @@ -22,9 +22,9 @@ int main(int argc, char** argv) { for (--argc, ++argv; argc > -1; --argc, ++argv) { - AesNI_Block128 plain, cipher, iv; + AesNI_Block128 plaintext, ciphertext, iv; AesNI_Block192 key; - AesNI_Aes192_RoundKeys key_schedule; + AesNI_Aes192_RoundKeys encryption_keys; if (argc < 2) exit_with_usage(); @@ -41,20 +41,20 @@ int main(int argc, char** argv) exit_with_usage(); } - aesni_aes192_expand_key(&key, &key_schedule); + aesni_aes192_expand_key(&key, &encryption_keys); for (argc -= 2, argv += 2; argc > 0; --argc, ++argv) { if (strcmp("--", *argv) == 0) break; - if (aesni_is_error(aesni_parse_block128(&cipher, *argv, NULL))) + if (aesni_is_error(aesni_parse_block128(&ciphertext, *argv, NULL))) { fprintf(stderr, "Invalid 128-bit AES block '%s'\n", *argv); continue; } - plain = aesni_aes192_decrypt_block_cfb(cipher, &key_schedule, iv, &iv); - aesni_print_block128(&plain, NULL); + plaintext = aesni_aes192_decrypt_block_cfb(ciphertext, &encryption_keys, iv, &iv); + aesni_print_block128(&plaintext, NULL); } } diff --git a/test/aes192cfb_encrypt_block.c b/test/aes192cfb_encrypt_block.c index a23aa72..40214d8 100644 --- a/test/aes192cfb_encrypt_block.c +++ b/test/aes192cfb_encrypt_block.c @@ -22,9 +22,9 @@ int main(int argc, char** argv) { for (--argc, ++argv; argc > -1; --argc, ++argv) { - AesNI_Block128 plain, cipher, iv; + AesNI_Block128 plaintext, ciphertext, iv; AesNI_Block192 key; - AesNI_Aes192_RoundKeys key_schedule; + AesNI_Aes192_RoundKeys encryption_keys; if (argc < 2) exit_with_usage(); @@ -41,20 +41,20 @@ int main(int argc, char** argv) exit_with_usage(); } - aesni_aes192_expand_key(&key, &key_schedule); + aesni_aes192_expand_key(&key, &encryption_keys); for (argc -= 2, argv += 2; argc > 0; --argc, ++argv) { if (strcmp("--", *argv) == 0) break; - if (aesni_is_error(aesni_parse_block128(&plain, *argv, NULL))) + if (aesni_is_error(aesni_parse_block128(&plaintext, *argv, NULL))) { fprintf(stderr, "Invalid 128-bit AES block '%s'\n", *argv); continue; } - cipher = aesni_aes192_encrypt_block_cfb(plain, &key_schedule, iv, &iv); - aesni_print_block128(&cipher, NULL); + ciphertext = aesni_aes192_encrypt_block_cfb(plaintext, &encryption_keys, iv, &iv); + aesni_print_block128(&ciphertext, NULL); } } diff --git a/test/aes192ctr_decrypt_block.c b/test/aes192ctr_decrypt_block.c index 14e91d9..2f88bcd 100644 --- a/test/aes192ctr_decrypt_block.c +++ b/test/aes192ctr_decrypt_block.c @@ -22,9 +22,9 @@ int main(int argc, char** argv) { for (--argc, ++argv; argc > -1; --argc, ++argv) { - AesNI_Block128 plain, cipher, iv; + AesNI_Block128 plaintext, ciphertext, iv; AesNI_Block192 key; - AesNI_Aes192_RoundKeys key_schedule; + AesNI_Aes192_RoundKeys encryption_keys; if (argc < 2) exit_with_usage(); @@ -41,7 +41,7 @@ int main(int argc, char** argv) exit_with_usage(); } - aesni_aes192_expand_key(&key, &key_schedule); + aesni_aes192_expand_key(&key, &encryption_keys); int ctr = 0; @@ -50,13 +50,13 @@ int main(int argc, char** argv) if (strcmp("--", *argv) == 0) break; - if (aesni_is_error(aesni_parse_block128(&cipher, *argv, NULL))) + if (aesni_is_error(aesni_parse_block128(&ciphertext, *argv, NULL))) { fprintf(stderr, "Invalid 128-bit AES block '%s'\n", *argv); continue; } - plain = aesni_aes192_decrypt_block_ctr(cipher, &key_schedule, iv, ctr++); - aesni_print_block128(&plain, NULL); + plaintext = aesni_aes192_decrypt_block_ctr(ciphertext, &encryption_keys, iv, ctr++); + aesni_print_block128(&plaintext, NULL); } } diff --git a/test/aes192ctr_encrypt_block.c b/test/aes192ctr_encrypt_block.c index e613d87..3052ea3 100644 --- a/test/aes192ctr_encrypt_block.c +++ b/test/aes192ctr_encrypt_block.c @@ -22,9 +22,9 @@ int main(int argc, char** argv) { for (--argc, ++argv; argc > -1; --argc, ++argv) { - AesNI_Block128 plain, cipher, iv; + AesNI_Block128 plaintext, ciphertext, iv; AesNI_Block192 key; - AesNI_Aes192_RoundKeys key_schedule; + AesNI_Aes192_RoundKeys encryption_keys; if (argc < 2) exit_with_usage(); @@ -41,7 +41,7 @@ int main(int argc, char** argv) exit_with_usage(); } - aesni_aes192_expand_key(&key, &key_schedule); + aesni_aes192_expand_key(&key, &encryption_keys); int ctr = 0; @@ -50,13 +50,13 @@ int main(int argc, char** argv) if (strcmp("--", *argv) == 0) break; - if (aesni_is_error(aesni_parse_block128(&plain, *argv, NULL))) + if (aesni_is_error(aesni_parse_block128(&plaintext, *argv, NULL))) { fprintf(stderr, "Invalid 128-bit AES block '%s'\n", *argv); continue; } - cipher = aesni_aes192_encrypt_block_ctr(plain, &key_schedule, iv, ctr++); - aesni_print_block128(&cipher, NULL); + ciphertext = aesni_aes192_encrypt_block_ctr(plaintext, &encryption_keys, iv, ctr++); + aesni_print_block128(&ciphertext, NULL); } } diff --git a/test/aes192ecb_decrypt_block.c b/test/aes192ecb_decrypt_block.c index 39689e9..70c19f4 100644 --- a/test/aes192ecb_decrypt_block.c +++ b/test/aes192ecb_decrypt_block.c @@ -22,9 +22,9 @@ int main(int argc, char** argv) { for (--argc, ++argv; argc > -1; --argc, ++argv) { - AesNI_Block128 plain, cipher; + AesNI_Block128 plaintext, ciphertext; AesNI_Block192 key; - AesNI_Aes192_RoundKeys key_schedule, inverted_schedule; + AesNI_Aes192_RoundKeys encryption_keys, decryption_keys; if (argc < 1) exit_with_usage(); @@ -35,21 +35,21 @@ int main(int argc, char** argv) exit_with_usage(); } - aesni_aes192_expand_key(&key, &key_schedule); - aesni_aes192_derive_decryption_keys(&key_schedule, &inverted_schedule); + aesni_aes192_expand_key(&key, &encryption_keys); + aesni_aes192_derive_decryption_keys(&encryption_keys, &decryption_keys); for (--argc, ++argv; argc > 0; --argc, ++argv) { if (strcmp("--", *argv) == 0) break; - if (aesni_is_error(aesni_parse_block128(&cipher, *argv, NULL))) + if (aesni_is_error(aesni_parse_block128(&ciphertext, *argv, NULL))) { fprintf(stderr, "Invalid 128-bit AES block '%s'\n", *argv); continue; } - plain = aesni_aes192_decrypt_block_ecb(cipher, &inverted_schedule); - aesni_print_block128(&plain, NULL); + plaintext = aesni_aes192_decrypt_block_ecb(ciphertext, &decryption_keys); + aesni_print_block128(&plaintext, NULL); } } diff --git a/test/aes192ecb_encrypt_block.c b/test/aes192ecb_encrypt_block.c index 167ffd4..b8eb7b2 100644 --- a/test/aes192ecb_encrypt_block.c +++ b/test/aes192ecb_encrypt_block.c @@ -22,9 +22,9 @@ int main(int argc, char** argv) { for (--argc, ++argv; argc > -1; --argc, ++argv) { - AesNI_Block128 plain, cipher; + AesNI_Block128 plaintext, ciphertext; AesNI_Block192 key; - AesNI_Aes192_RoundKeys key_schedule; + AesNI_Aes192_RoundKeys encryption_keys; if (argc < 1) exit_with_usage(); @@ -35,20 +35,20 @@ int main(int argc, char** argv) exit_with_usage(); } - aesni_aes192_expand_key(&key, &key_schedule); + aesni_aes192_expand_key(&key, &encryption_keys); for (--argc, ++argv; argc > 0; --argc, ++argv) { if (strcmp("--", *argv) == 0) break; - if (aesni_is_error(aesni_parse_block128(&plain, *argv, NULL))) + if (aesni_is_error(aesni_parse_block128(&plaintext, *argv, NULL))) { fprintf(stderr, "Invalid 128-bit AES block '%s'\n", *argv); continue; } - cipher = aesni_aes192_encrypt_block_ecb(plain, &key_schedule); - aesni_print_block128(&cipher, NULL); + ciphertext = aesni_aes192_encrypt_block_ecb(plaintext, &encryption_keys); + aesni_print_block128(&ciphertext, NULL); } } diff --git a/test/aes192ofb_decrypt_block.c b/test/aes192ofb_decrypt_block.c index 4dd5fbb..6e1adcb 100644 --- a/test/aes192ofb_decrypt_block.c +++ b/test/aes192ofb_decrypt_block.c @@ -22,9 +22,9 @@ int main(int argc, char** argv) { for (--argc, ++argv; argc > -1; --argc, ++argv) { - AesNI_Block128 plain, cipher, iv; + AesNI_Block128 plaintext, ciphertext, iv; AesNI_Block192 key; - AesNI_Aes192_RoundKeys key_schedule; + AesNI_Aes192_RoundKeys encryption_keys; if (argc < 2) exit_with_usage(); @@ -41,20 +41,20 @@ int main(int argc, char** argv) exit_with_usage(); } - aesni_aes192_expand_key(&key, &key_schedule); + aesni_aes192_expand_key(&key, &encryption_keys); for (argc -= 2, argv += 2; argc > 0; --argc, ++argv) { if (strcmp("--", *argv) == 0) break; - if (aesni_is_error(aesni_parse_block128(&cipher, *argv, NULL))) + if (aesni_is_error(aesni_parse_block128(&ciphertext, *argv, NULL))) { fprintf(stderr, "Invalid 128-bit AES block '%s'\n", *argv); continue; } - plain = aesni_aes192_decrypt_block_ofb(cipher, &key_schedule, iv, &iv); - aesni_print_block128(&plain, NULL); + plaintext = aesni_aes192_decrypt_block_ofb(ciphertext, &encryption_keys, iv, &iv); + aesni_print_block128(&plaintext, NULL); } } diff --git a/test/aes192ofb_encrypt_block.c b/test/aes192ofb_encrypt_block.c index 2a45b79..0ece731 100644 --- a/test/aes192ofb_encrypt_block.c +++ b/test/aes192ofb_encrypt_block.c @@ -22,9 +22,9 @@ int main(int argc, char** argv) { for (--argc, ++argv; argc > -1; --argc, ++argv) { - AesNI_Block128 plain, cipher, iv; + AesNI_Block128 plaintext, ciphertext, iv; AesNI_Block192 key; - AesNI_Aes192_RoundKeys key_schedule; + AesNI_Aes192_RoundKeys encryption_keys; if (argc < 2) exit_with_usage(); @@ -41,20 +41,20 @@ int main(int argc, char** argv) exit_with_usage(); } - aesni_aes192_expand_key(&key, &key_schedule); + aesni_aes192_expand_key(&key, &encryption_keys); for (argc -= 2, argv += 2; argc > 0; --argc, ++argv) { if (strcmp("--", *argv) == 0) break; - if (aesni_is_error(aesni_parse_block128(&plain, *argv, NULL))) + if (aesni_is_error(aesni_parse_block128(&plaintext, *argv, NULL))) { fprintf(stderr, "Invalid 128-bit AES block '%s'\n", *argv); continue; } - cipher = aesni_aes192_encrypt_block_ofb(plain, &key_schedule, iv, &iv); - aesni_print_block128(&cipher, NULL); + ciphertext = aesni_aes192_encrypt_block_ofb(plaintext, &encryption_keys, iv, &iv); + aesni_print_block128(&ciphertext, NULL); } } diff --git a/test/aes256cbc_decrypt_block.c b/test/aes256cbc_decrypt_block.c index 7cfd85a..c65d5e5 100644 --- a/test/aes256cbc_decrypt_block.c +++ b/test/aes256cbc_decrypt_block.c @@ -22,9 +22,9 @@ int main(int argc, char** argv) { for (--argc, ++argv; argc > -1; --argc, ++argv) { - AesNI_Block128 plain, cipher, iv; + AesNI_Block128 plaintext, ciphertext, iv; AesNI_Block256 key; - AesNI_Aes256_RoundKeys key_schedule, inverted_schedule; + AesNI_Aes256_RoundKeys encryption_keys, decryption_keys; if (argc < 2) exit_with_usage(); @@ -41,21 +41,21 @@ int main(int argc, char** argv) exit_with_usage(); } - aesni_aes256_expand_key(&key, &key_schedule); - aesni_aes256_derive_decryption_keys(&key_schedule, &inverted_schedule); + aesni_aes256_expand_key(&key, &encryption_keys); + aesni_aes256_derive_decryption_keys(&encryption_keys, &decryption_keys); for (argc -= 2, argv += 2; argc > 0; --argc, ++argv) { if (strcmp("--", *argv) == 0) break; - if (aesni_is_error(aesni_parse_block128(&cipher, *argv, NULL))) + if (aesni_is_error(aesni_parse_block128(&ciphertext, *argv, NULL))) { fprintf(stderr, "Invalid 128-bit AES block '%s'\n", *argv); continue; } - plain = aesni_aes256_decrypt_block_cbc(cipher, &inverted_schedule, iv, &iv); - aesni_print_block128(&plain, NULL); + plaintext = aesni_aes256_decrypt_block_cbc(ciphertext, &decryption_keys, iv, &iv); + aesni_print_block128(&plaintext, NULL); } } diff --git a/test/aes256cbc_encrypt_block.c b/test/aes256cbc_encrypt_block.c index 9c0c24b..76c3b4e 100644 --- a/test/aes256cbc_encrypt_block.c +++ b/test/aes256cbc_encrypt_block.c @@ -22,9 +22,9 @@ int main(int argc, char** argv) { for (--argc, ++argv; argc > -1; --argc, ++argv) { - AesNI_Block128 plain, cipher, iv; + AesNI_Block128 plaintext, ciphertext, iv; AesNI_Block256 key; - AesNI_Aes256_RoundKeys key_schedule; + AesNI_Aes256_RoundKeys encryption_keys; if (argc < 2) exit_with_usage(); @@ -41,20 +41,20 @@ int main(int argc, char** argv) exit_with_usage(); } - aesni_aes256_expand_key(&key, &key_schedule); + aesni_aes256_expand_key(&key, &encryption_keys); for (argc -= 2, argv += 2; argc > 0; --argc, ++argv) { if (strcmp("--", *argv) == 0) break; - if (aesni_is_error(aesni_parse_block128(&plain, *argv, NULL))) + if (aesni_is_error(aesni_parse_block128(&plaintext, *argv, NULL))) { fprintf(stderr, "Invalid 128-bit AES block '%s'\n", *argv); continue; } - cipher = aesni_aes256_encrypt_block_cbc(plain, &key_schedule, iv, &iv); - aesni_print_block128(&cipher, NULL); + ciphertext = aesni_aes256_encrypt_block_cbc(plaintext, &encryption_keys, iv, &iv); + aesni_print_block128(&ciphertext, NULL); } } diff --git a/test/aes256cfb_decrypt_block.c b/test/aes256cfb_decrypt_block.c index 3f8f696..7c356a6 100644 --- a/test/aes256cfb_decrypt_block.c +++ b/test/aes256cfb_decrypt_block.c @@ -22,9 +22,9 @@ int main(int argc, char** argv) { for (--argc, ++argv; argc > -1; --argc, ++argv) { - AesNI_Block128 plain, cipher, iv; + AesNI_Block128 plaintext, ciphertext, iv; AesNI_Block256 key; - AesNI_Aes256_RoundKeys key_schedule; + AesNI_Aes256_RoundKeys encryption_keys; if (argc < 2) exit_with_usage(); @@ -41,20 +41,20 @@ int main(int argc, char** argv) exit_with_usage(); } - aesni_aes256_expand_key(&key, &key_schedule); + aesni_aes256_expand_key(&key, &encryption_keys); for (argc -= 2, argv += 2; argc > 0; --argc, ++argv) { if (strcmp("--", *argv) == 0) break; - if (aesni_is_error(aesni_parse_block128(&cipher, *argv, NULL))) + if (aesni_is_error(aesni_parse_block128(&ciphertext, *argv, NULL))) { fprintf(stderr, "Invalid 128-bit AES block '%s'\n", *argv); continue; } - plain = aesni_aes256_decrypt_block_cfb(cipher, &key_schedule, iv, &iv); - aesni_print_block128(&plain, NULL); + plaintext = aesni_aes256_decrypt_block_cfb(ciphertext, &encryption_keys, iv, &iv); + aesni_print_block128(&plaintext, NULL); } } diff --git a/test/aes256cfb_encrypt_block.c b/test/aes256cfb_encrypt_block.c index aca05a8..7d95658 100644 --- a/test/aes256cfb_encrypt_block.c +++ b/test/aes256cfb_encrypt_block.c @@ -22,9 +22,9 @@ int main(int argc, char** argv) { for (--argc, ++argv; argc > -1; --argc, ++argv) { - AesNI_Block128 plain, cipher, iv; + AesNI_Block128 plaintext, ciphertext, iv; AesNI_Block256 key; - AesNI_Aes256_RoundKeys key_schedule; + AesNI_Aes256_RoundKeys encryption_keys; if (argc < 2) exit_with_usage(); @@ -41,20 +41,20 @@ int main(int argc, char** argv) exit_with_usage(); } - aesni_aes256_expand_key(&key, &key_schedule); + aesni_aes256_expand_key(&key, &encryption_keys); for (argc -= 2, argv += 2; argc > 0; --argc, ++argv) { if (strcmp("--", *argv) == 0) break; - if (aesni_is_error(aesni_parse_block128(&plain, *argv, NULL))) + if (aesni_is_error(aesni_parse_block128(&plaintext, *argv, NULL))) { fprintf(stderr, "Invalid 128-bit AES block '%s'\n", *argv); continue; } - cipher = aesni_aes256_encrypt_block_cfb(plain, &key_schedule, iv, &iv); - aesni_print_block128(&cipher, NULL); + ciphertext = aesni_aes256_encrypt_block_cfb(plaintext, &encryption_keys, iv, &iv); + aesni_print_block128(&ciphertext, NULL); } } diff --git a/test/aes256ctr_decrypt_block.c b/test/aes256ctr_decrypt_block.c index 8255a11..71f9854 100644 --- a/test/aes256ctr_decrypt_block.c +++ b/test/aes256ctr_decrypt_block.c @@ -22,9 +22,9 @@ int main(int argc, char** argv) { for (--argc, ++argv; argc > -1; --argc, ++argv) { - AesNI_Block128 plain, cipher, iv; + AesNI_Block128 plaintext, ciphertext, iv; AesNI_Block256 key; - AesNI_Aes256_RoundKeys key_schedule; + AesNI_Aes256_RoundKeys encryption_keys; if (argc < 2) exit_with_usage(); @@ -41,7 +41,7 @@ int main(int argc, char** argv) exit_with_usage(); } - aesni_aes256_expand_key(&key, &key_schedule); + aesni_aes256_expand_key(&key, &encryption_keys); int ctr = 0; @@ -50,13 +50,13 @@ int main(int argc, char** argv) if (strcmp("--", *argv) == 0) break; - if (aesni_is_error(aesni_parse_block128(&cipher, *argv, NULL))) + if (aesni_is_error(aesni_parse_block128(&ciphertext, *argv, NULL))) { fprintf(stderr, "Invalid 128-bit AES block '%s'\n", *argv); continue; } - plain = aesni_aes256_decrypt_block_ctr(cipher, &key_schedule, iv, ctr++); - aesni_print_block128(&plain, NULL); + plaintext = aesni_aes256_decrypt_block_ctr(ciphertext, &encryption_keys, iv, ctr++); + aesni_print_block128(&plaintext, NULL); } } diff --git a/test/aes256ctr_encrypt_block.c b/test/aes256ctr_encrypt_block.c index 580c6e7..c0452f1 100644 --- a/test/aes256ctr_encrypt_block.c +++ b/test/aes256ctr_encrypt_block.c @@ -22,9 +22,9 @@ int main(int argc, char** argv) { for (--argc, ++argv; argc > -1; --argc, ++argv) { - AesNI_Block128 plain, cipher, iv; + AesNI_Block128 plaintext, ciphertext, iv; AesNI_Block256 key; - AesNI_Aes256_RoundKeys key_schedule; + AesNI_Aes256_RoundKeys encryption_keys; if (argc < 2) exit_with_usage(); @@ -41,7 +41,7 @@ int main(int argc, char** argv) exit_with_usage(); } - aesni_aes256_expand_key(&key, &key_schedule); + aesni_aes256_expand_key(&key, &encryption_keys); int ctr = 0; @@ -50,13 +50,13 @@ int main(int argc, char** argv) if (strcmp("--", *argv) == 0) break; - if (aesni_is_error(aesni_parse_block128(&plain, *argv, NULL))) + if (aesni_is_error(aesni_parse_block128(&plaintext, *argv, NULL))) { fprintf(stderr, "Invalid 128-bit AES block '%s'\n", *argv); continue; } - cipher = aesni_aes256_encrypt_block_ctr(plain, &key_schedule, iv, ctr++); - aesni_print_block128(&cipher, NULL); + ciphertext = aesni_aes256_encrypt_block_ctr(plaintext, &encryption_keys, iv, ctr++); + aesni_print_block128(&ciphertext, NULL); } } diff --git a/test/aes256ecb_decrypt_block.c b/test/aes256ecb_decrypt_block.c index f4b38c5..c1f84b9 100644 --- a/test/aes256ecb_decrypt_block.c +++ b/test/aes256ecb_decrypt_block.c @@ -22,9 +22,9 @@ int main(int argc, char** argv) { for (--argc, ++argv; argc > -1; --argc, ++argv) { - AesNI_Block128 plain, cipher; + AesNI_Block128 plaintext, ciphertext; AesNI_Block256 key; - AesNI_Aes256_RoundKeys key_schedule, inverted_schedule; + AesNI_Aes256_RoundKeys encryption_keys, decryption_keys; if (argc < 1) exit_with_usage(); @@ -35,21 +35,21 @@ int main(int argc, char** argv) exit_with_usage(); } - aesni_aes256_expand_key(&key, &key_schedule); - aesni_aes256_derive_decryption_keys(&key_schedule, &inverted_schedule); + aesni_aes256_expand_key(&key, &encryption_keys); + aesni_aes256_derive_decryption_keys(&encryption_keys, &decryption_keys); for (--argc, ++argv; argc > 0; --argc, ++argv) { if (strcmp("--", *argv) == 0) break; - if (aesni_is_error(aesni_parse_block128(&cipher, *argv, NULL))) + if (aesni_is_error(aesni_parse_block128(&ciphertext, *argv, NULL))) { fprintf(stderr, "Invalid 128-bit AES block '%s'\n", *argv); continue; } - plain = aesni_aes256_decrypt_block_ecb(cipher, &inverted_schedule); - aesni_print_block128(&plain, NULL); + plaintext = aesni_aes256_decrypt_block_ecb(ciphertext, &decryption_keys); + aesni_print_block128(&plaintext, NULL); } } diff --git a/test/aes256ecb_encrypt_block.c b/test/aes256ecb_encrypt_block.c index 7752383..f12f1a2 100644 --- a/test/aes256ecb_encrypt_block.c +++ b/test/aes256ecb_encrypt_block.c @@ -22,9 +22,9 @@ int main(int argc, char** argv) { for (--argc, ++argv; argc > -1; --argc, ++argv) { - AesNI_Block128 plain, cipher; + AesNI_Block128 plaintext, ciphertext; AesNI_Block256 key; - AesNI_Aes256_RoundKeys key_schedule; + AesNI_Aes256_RoundKeys encryption_keys; if (argc < 1) exit_with_usage(); @@ -35,20 +35,20 @@ int main(int argc, char** argv) exit_with_usage(); } - aesni_aes256_expand_key(&key, &key_schedule); + aesni_aes256_expand_key(&key, &encryption_keys); for (--argc, ++argv; argc > 0; --argc, ++argv) { if (strcmp("--", *argv) == 0) break; - if (aesni_is_error(aesni_parse_block128(&plain, *argv, NULL))) + if (aesni_is_error(aesni_parse_block128(&plaintext, *argv, NULL))) { fprintf(stderr, "Invalid 128-bit AES block '%s'\n", *argv); continue; } - cipher = aesni_aes256_encrypt_block_ecb(plain, &key_schedule); - aesni_print_block128(&cipher, NULL); + ciphertext = aesni_aes256_encrypt_block_ecb(plaintext, &encryption_keys); + aesni_print_block128(&ciphertext, NULL); } } diff --git a/test/aes256ofb_decrypt_block.c b/test/aes256ofb_decrypt_block.c index b1c533d..dfd29bc 100644 --- a/test/aes256ofb_decrypt_block.c +++ b/test/aes256ofb_decrypt_block.c @@ -22,9 +22,9 @@ int main(int argc, char** argv) { for (--argc, ++argv; argc > -1; --argc, ++argv) { - AesNI_Block128 plain, cipher, iv; + AesNI_Block128 plaintext, ciphertext, iv; AesNI_Block256 key; - AesNI_Aes256_RoundKeys key_schedule; + AesNI_Aes256_RoundKeys encryption_keys; if (argc < 2) exit_with_usage(); @@ -41,20 +41,20 @@ int main(int argc, char** argv) exit_with_usage(); } - aesni_aes256_expand_key(&key, &key_schedule); + aesni_aes256_expand_key(&key, &encryption_keys); for (argc -= 2, argv += 2; argc > 0; --argc, ++argv) { if (strcmp("--", *argv) == 0) break; - if (aesni_is_error(aesni_parse_block128(&cipher, *argv, NULL))) + if (aesni_is_error(aesni_parse_block128(&ciphertext, *argv, NULL))) { fprintf(stderr, "Invalid 128-bit AES block '%s'\n", *argv); continue; } - plain = aesni_aes256_decrypt_block_ofb(cipher, &key_schedule, iv, &iv); - aesni_print_block128(&plain, NULL); + plaintext = aesni_aes256_decrypt_block_ofb(ciphertext, &encryption_keys, iv, &iv); + aesni_print_block128(&plaintext, NULL); } } diff --git a/test/aes256ofb_encrypt_block.c b/test/aes256ofb_encrypt_block.c index 975a653..7d65671 100644 --- a/test/aes256ofb_encrypt_block.c +++ b/test/aes256ofb_encrypt_block.c @@ -22,9 +22,9 @@ int main(int argc, char** argv) { for (--argc, ++argv; argc > -1; --argc, ++argv) { - AesNI_Block128 plain, cipher, iv; + AesNI_Block128 plaintext, ciphertext, iv; AesNI_Block256 key; - AesNI_Aes256_RoundKeys key_schedule; + AesNI_Aes256_RoundKeys encryption_keys; if (argc < 2) exit_with_usage(); @@ -41,20 +41,20 @@ int main(int argc, char** argv) exit_with_usage(); } - aesni_aes256_expand_key(&key, &key_schedule); + aesni_aes256_expand_key(&key, &encryption_keys); for (argc -= 2, argv += 2; argc > 0; --argc, ++argv) { if (strcmp("--", *argv) == 0) break; - if (aesni_is_error(aesni_parse_block128(&plain, *argv, NULL))) + if (aesni_is_error(aesni_parse_block128(&plaintext, *argv, NULL))) { fprintf(stderr, "Invalid 128-bit AES block '%s'\n", *argv); continue; } - cipher = aesni_aes256_encrypt_block_ofb(plain, &key_schedule, iv, &iv); - aesni_print_block128(&cipher, NULL); + ciphertext = aesni_aes256_encrypt_block_ofb(plaintext, &encryption_keys, iv, &iv); + aesni_print_block128(&ciphertext, NULL); } } diff --git a/utils/aes128ecb_decrypt_file.cpp b/utils/aes128ecb_decrypt_file.cpp index b2abe8f..0f88144 100644 --- a/utils/aes128ecb_decrypt_file.cpp +++ b/utils/aes128ecb_decrypt_file.cpp @@ -37,7 +37,7 @@ namespace int main(int argc, char** argv) { AesNI_Block128 key; - AesNI_Aes128_RoundKeys key_schedule, inverted_schedule; + AesNI_Aes128_RoundKeys encryption_keys, decryption_keys; if (argc != 4) exit_with_usage(); @@ -60,8 +60,8 @@ int main(int argc, char** argv) src_buf.assign(std::istreambuf_iterator(src_ifs), std::istreambuf_iterator()); - aesni_aes128_expand_key(key, &key_schedule); - aesni_aes128_derive_decryption_keys(&key_schedule, &inverted_schedule); + aesni_aes128_expand_key(key, &encryption_keys); + aesni_aes128_derive_decryption_keys(&encryption_keys, &decryption_keys); std::size_t dest_size; @@ -70,7 +70,7 @@ int main(int argc, char** argv) src_size, NULL, &dest_size, - &inverted_schedule, + &decryption_keys, aesni::ErrorDetailsThrowsInDestructor()); std::vector dest_buf; @@ -81,7 +81,7 @@ int main(int argc, char** argv) src_size, dest_buf.data(), &dest_size, - &inverted_schedule, + &decryption_keys, aesni::ErrorDetailsThrowsInDestructor()); std::ofstream dest_ofs; diff --git a/utils/aes128ecb_encrypt_file.cpp b/utils/aes128ecb_encrypt_file.cpp index 05863c2..c7fef82 100644 --- a/utils/aes128ecb_encrypt_file.cpp +++ b/utils/aes128ecb_encrypt_file.cpp @@ -37,7 +37,7 @@ namespace int main(int argc, char** argv) { AesNI_Block128 key; - AesNI_Aes128_RoundKeys key_schedule; + AesNI_Aes128_RoundKeys encryption_keys; if (argc != 4) exit_with_usage(); @@ -60,7 +60,7 @@ int main(int argc, char** argv) src_buf.assign(std::istreambuf_iterator(src_ifs), std::istreambuf_iterator()); - aesni_aes128_expand_key(key, &key_schedule); + aesni_aes128_expand_key(key, &encryption_keys); std::size_t dest_size; @@ -69,7 +69,7 @@ int main(int argc, char** argv) src_size, NULL, &dest_size, - &key_schedule, + &encryption_keys, aesni::ErrorDetailsThrowsInDestructor()); std::vector dest_buf; @@ -80,7 +80,7 @@ int main(int argc, char** argv) src_size, dest_buf.data(), &dest_size, - &key_schedule, + &encryption_keys, aesni::ErrorDetailsThrowsInDestructor()); std::ofstream dest_ofs; -- cgit v1.2.3