74 lines
2.9 KiB
C
74 lines
2.9 KiB
C
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/*
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* AES-based functions
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*
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* - AES Key Wrap Algorithm (RFC3394)
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* - One-Key CBC MAC (OMAC1) hash with AES-128 and AES-256
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* - AES-128/192/256 CTR mode encryption
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* - AES-128 EAX mode encryption/decryption
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* - AES-128 CBC
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* - AES-GCM
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* - AES-CCM
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*
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* Copyright (c) 2003-2012, Jouni Malinen <j@w1.fi>
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*
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* This software may be distributed under the terms of the BSD license.
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* See README for more details.
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*/
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#ifndef AES_WRAP_H
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#define AES_WRAP_H
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int __must_check aes_wrap(const u8 *kek, size_t kek_len, int n, const u8 *plain,
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u8 *cipher);
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int __must_check aes_unwrap(const u8 *kek, size_t kek_len, int n,
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const u8 *cipher, u8 *plain);
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int __must_check omac1_aes_vector(const u8 *key, size_t key_len,
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size_t num_elem, const u8 *addr[],
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const size_t *len, u8 *mac);
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int __must_check omac1_aes_128_vector(const u8 *key, size_t num_elem,
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const u8 *addr[], const size_t *len,
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u8 *mac);
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int __must_check omac1_aes_128(const u8 *key, const u8 *data, size_t data_len,
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u8 *mac);
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int __must_check omac1_aes_256(const u8 *key, const u8 *data, size_t data_len,
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u8 *mac);
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int __must_check aes_128_encrypt_block(const u8 *key, const u8 *in, u8 *out);
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int __must_check aes_ctr_encrypt(const u8 *key, size_t key_len, const u8 *nonce,
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u8 *data, size_t data_len);
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int __must_check aes_128_ctr_encrypt(const u8 *key, const u8 *nonce,
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u8 *data, size_t data_len);
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int __must_check aes_128_eax_encrypt(const u8 *key,
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const u8 *nonce, size_t nonce_len,
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const u8 *hdr, size_t hdr_len,
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u8 *data, size_t data_len, u8 *tag);
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int __must_check aes_128_eax_decrypt(const u8 *key,
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const u8 *nonce, size_t nonce_len,
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const u8 *hdr, size_t hdr_len,
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u8 *data, size_t data_len, const u8 *tag);
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int __must_check aes_128_cbc_encrypt(const u8 *key, const u8 *iv, u8 *data,
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size_t data_len);
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int __must_check aes_128_cbc_decrypt(const u8 *key, const u8 *iv, u8 *data,
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size_t data_len);
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int __must_check aes_gcm_ae(const u8 *key, size_t key_len,
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const u8 *iv, size_t iv_len,
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const u8 *plain, size_t plain_len,
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const u8 *aad, size_t aad_len,
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u8 *crypt, u8 *tag);
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int __must_check aes_gcm_ad(const u8 *key, size_t key_len,
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const u8 *iv, size_t iv_len,
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const u8 *crypt, size_t crypt_len,
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const u8 *aad, size_t aad_len, const u8 *tag,
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u8 *plain);
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int __must_check aes_gmac(const u8 *key, size_t key_len,
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const u8 *iv, size_t iv_len,
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const u8 *aad, size_t aad_len, u8 *tag);
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int __must_check aes_ccm_ae(const u8 *key, size_t key_len, const u8 *nonce,
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size_t M, const u8 *plain, size_t plain_len,
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const u8 *aad, size_t aad_len, u8 *crypt, u8 *auth);
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int __must_check aes_ccm_ad(const u8 *key, size_t key_len, const u8 *nonce,
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size_t M, const u8 *crypt, size_t crypt_len,
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const u8 *aad, size_t aad_len, const u8 *auth,
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u8 *plain);
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#endif /* AES_WRAP_H */
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