src/crypto/aes_wrap.h

   1 /*
   2  * AES-based functions
   3  *
   4  * - AES Key Wrap Algorithm (RFC3394)
   5  * - One-Key CBC MAC (OMAC1) hash with AES-128 and AES-256
   6  * - AES-128/192/256 CTR mode encryption
   7  * - AES-128 EAX mode encryption/decryption
   8  * - AES-128 CBC
   9  * - AES-GCM
  10  * - AES-CCM
  11  *
  12  * Copyright (c) 2003-2012, Jouni Malinen <j@w1.fi>
  13  *
  14  * This software may be distributed under the terms of the BSD license.
  15  * See README for more details.
  16  */
  17
  18 #ifndef AES_WRAP_H
  19 #define AES_WRAP_H
  20
  21 int __must_check aes_wrap(const u8 *kek, size_t kek_len, int n, const u8 *plain,
  22                           u8 *cipher);
  23 int __must_check aes_unwrap(const u8 *kek, size_t kek_len, int n,
  24                             const u8 *cipher, u8 *plain);
  25 int __must_check omac1_aes_vector(const u8 *key, size_t key_len,
  26                                   size_t num_elem, const u8 *addr[],
  27                                   const size_t *len, u8 *mac);
  28 int __must_check omac1_aes_128_vector(const u8 *key, size_t num_elem,
  29                                       const u8 *addr[], const size_t *len,
  30                                       u8 *mac);
  31 int __must_check omac1_aes_128(const u8 *key, const u8 *data, size_t data_len,
  32                                u8 *mac);
  33 int __must_check omac1_aes_256(const u8 *key, const u8 *data, size_t data_len,
  34                                u8 *mac);
  35 int __must_check aes_128_encrypt_block(const u8 *key, const u8 *in, u8 *out);
  36 int __must_check aes_ctr_encrypt(const u8 *key, size_t key_len, const u8 *nonce,
  37                                  u8 *data, size_t data_len);
  38 int __must_check aes_128_ctr_encrypt(const u8 *key, const u8 *nonce,
  39                                      u8 *data, size_t data_len);
  40 int __must_check aes_128_eax_encrypt(const u8 *key,
  41                                      const u8 *nonce, size_t nonce_len,
  42                                      const u8 *hdr, size_t hdr_len,
  43                                      u8 *data, size_t data_len, u8 *tag);
  44 int __must_check aes_128_eax_decrypt(const u8 *key,
  45                                      const u8 *nonce, size_t nonce_len,
  46                                      const u8 *hdr, size_t hdr_len,
  47                                      u8 *data, size_t data_len, const u8 *tag);
  48 int __must_check aes_128_cbc_encrypt(const u8 *key, const u8 *iv, u8 *data,
  49                                      size_t data_len);
  50 int __must_check aes_128_cbc_decrypt(const u8 *key, const u8 *iv, u8 *data,
  51                                      size_t data_len);
  52 int __must_check aes_gcm_ae(const u8 *key, size_t key_len,
  53                             const u8 *iv, size_t iv_len,
  54                             const u8 *plain, size_t plain_len,
  55                             const u8 *aad, size_t aad_len,
  56                             u8 *crypt, u8 *tag);
  57 int __must_check aes_gcm_ad(const u8 *key, size_t key_len,
  58                             const u8 *iv, size_t iv_len,
  59                             const u8 *crypt, size_t crypt_len,
  60                             const u8 *aad, size_t aad_len, const u8 *tag,
  61                             u8 *plain);
  62 int __must_check aes_gmac(const u8 *key, size_t key_len,
  63                           const u8 *iv, size_t iv_len,
  64                           const u8 *aad, size_t aad_len, u8 *tag);
  65 int __must_check aes_ccm_ae(const u8 *key, size_t key_len, const u8 *nonce,
  66                             size_t M, const u8 *plain, size_t plain_len,
  67                             const u8 *aad, size_t aad_len, u8 *crypt, u8 *auth);
  68 int __must_check aes_ccm_ad(const u8 *key, size_t key_len, const u8 *nonce,
  69                             size_t M, const u8 *crypt, size_t crypt_len,
  70                             const u8 *aad, size_t aad_len, const u8 *auth,
  71                             u8 *plain);
  72
  73 #endif /* AES_WRAP_H */