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aes_wrap.h

aes_wrap.h 1.6 KB
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  1. /*
    2. 

  2.  * AES-based functions
    3. 

  3.  *
    4. 

  4.  * - AES Key Wrap Algorithm (128-bit KEK) (RFC3394)
    5. 

  5.  * - One-Key CBC MAC (OMAC1) hash with AES-128
    6. 

  6.  * - AES-128 CTR mode encryption
    7. 

  7.  * - AES-128 EAX mode encryption/decryption
    8. 

  8.  * - AES-128 CBC
    9. 

  9.  *
    10. 

  10.  * Copyright (c) 2003-2007, Jouni Malinen <j@w1.fi>
    11. 

  11.  *
    12. 

  12.  * This software may be distributed under the terms of the BSD license.
    13. 

  13.  * See README for more details.
    14. 

  14.  */
    15. 

  15. 

  16. #ifndef AES_WRAP_H
    17. 

  17. #define AES_WRAP_H
    18. 

  18. 

  19. int __must_check aes_wrap(const u8 *kek, int n, const u8 *plain, u8 *cipher);
    20. 

  20. int __must_check aes_unwrap(const u8 *kek, int n, const u8 *cipher, u8 *plain);
    21. 

  21. int __must_check omac1_aes_128_vector(const u8 *key, size_t num_elem,
    22. 

  22. 				      const u8 *addr[], const size_t *len,
    23. 

  23. 				      u8 *mac);
    24. 

  24. int __must_check omac1_aes_128(const u8 *key, const u8 *data, size_t data_len,
    25. 

  25. 			       u8 *mac);
    26. 

  26. int __must_check aes_128_encrypt_block(const u8 *key, const u8 *in, u8 *out);
    27. 

  27. int __must_check aes_128_ctr_encrypt(const u8 *key, const u8 *nonce,
    28. 

  28. 				     u8 *data, size_t data_len);
    29. 

  29. int __must_check aes_128_eax_encrypt(const u8 *key,
    30. 

  30. 				     const u8 *nonce, size_t nonce_len,
    31. 

  31. 				     const u8 *hdr, size_t hdr_len,
    32. 

  32. 				     u8 *data, size_t data_len, u8 *tag);
    33. 

  33. int __must_check aes_128_eax_decrypt(const u8 *key,
    34. 

  34. 				     const u8 *nonce, size_t nonce_len,
    35. 

  35. 				     const u8 *hdr, size_t hdr_len,
    36. 

  36. 				     u8 *data, size_t data_len, const u8 *tag);
    37. 

  37. int __must_check aes_128_cbc_encrypt(const u8 *key, const u8 *iv, u8 *data,
    38. 

  38. 				     size_t data_len);
    39. 

  39. int __must_check aes_128_cbc_decrypt(const u8 *key, const u8 *iv, u8 *data,
    40. 

  40. 				     size_t data_len);
    41. 

  41. 

  42. #endif /* AES_WRAP_H */
    43.