aes.h 847 B

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  1. /* Copyright (c) 2003, Roger Dingledine
  2. * Copyright (c) 2004-2006, Roger Dingledine, Nick Mathewson.
  3. * Copyright (c) 2007-2017, The Tor Project, Inc. */
  4. /* See LICENSE for licensing information */
  5. /* Implements a minimal interface to counter-mode AES. */
  6. #ifndef TOR_AES_H
  7. #define TOR_AES_H
  8. /**
  9. * \file aes.h
  10. * \brief Headers for aes.c
  11. */
  12. typedef struct aes_cnt_cipher aes_cnt_cipher_t;
  13. aes_cnt_cipher_t* aes_new_cipher(const uint8_t *key, const uint8_t *iv,
  14. int key_bits);
  15. void aes_cipher_free_(aes_cnt_cipher_t *cipher);
  16. #define aes_cipher_free(cipher) \
  17. FREE_AND_NULL(aes_cnt_cipher_t, aes_cipher_free_, (cipher))
  18. void aes_crypt_inplace(aes_cnt_cipher_t *cipher, char *data, size_t len);
  19. int evaluate_evp_for_aes(int force_value);
  20. int evaluate_ctr_for_aes(void);
  21. #endif /* !defined(TOR_AES_H) */