aes_wrap.h 1.8 KB

123456789101112131415161718192021222324252627282930313233343536373839404142434445464748
  1. /*
  2. * AES-based functions
  3. *
  4. * - AES Key Wrap Algorithm (128-bit KEK) (RFC3394)
  5. * - One-Key CBC MAC (OMAC1) hash with AES-128
  6. * - AES-128 CTR mode encryption
  7. * - AES-128 EAX mode encryption/decryption
  8. * - AES-128 CBC
  9. *
  10. * Copyright (c) 2003-2007, Jouni Malinen <j@w1.fi>
  11. *
  12. * This program is free software; you can redistribute it and/or modify
  13. * it under the terms of the GNU General Public License version 2 as
  14. * published by the Free Software Foundation.
  15. *
  16. * Alternatively, this software may be distributed under the terms of BSD
  17. * license.
  18. *
  19. * See README and COPYING for more details.
  20. */
  21. #ifndef AES_WRAP_H
  22. #define AES_WRAP_H
  23. int __must_check aes_wrap(const u8 *kek, int n, const u8 *plain, u8 *cipher);
  24. int __must_check aes_unwrap(const u8 *kek, int n, const u8 *cipher, u8 *plain);
  25. int __must_check omac1_aes_128_vector(const u8 *key, size_t num_elem,
  26. const u8 *addr[], const size_t *len,
  27. u8 *mac);
  28. int __must_check omac1_aes_128(const u8 *key, const u8 *data, size_t data_len,
  29. u8 *mac);
  30. int __must_check aes_128_encrypt_block(const u8 *key, const u8 *in, u8 *out);
  31. int __must_check aes_128_ctr_encrypt(const u8 *key, const u8 *nonce,
  32. u8 *data, size_t data_len);
  33. int __must_check aes_128_eax_encrypt(const u8 *key,
  34. const u8 *nonce, size_t nonce_len,
  35. const u8 *hdr, size_t hdr_len,
  36. u8 *data, size_t data_len, u8 *tag);
  37. int __must_check aes_128_eax_decrypt(const u8 *key,
  38. const u8 *nonce, size_t nonce_len,
  39. const u8 *hdr, size_t hdr_len,
  40. u8 *data, size_t data_len, const u8 *tag);
  41. int __must_check aes_128_cbc_encrypt(const u8 *key, const u8 *iv, u8 *data,
  42. size_t data_len);
  43. int __must_check aes_128_cbc_decrypt(const u8 *key, const u8 *iv, u8 *data,
  44. size_t data_len);
  45. #endif /* AES_WRAP_H */