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de0dca0de7
It allows us more flexibility on the backend if the user needs to specify the key and IV at setup time.
29 lines
798 B
C
29 lines
798 B
C
/* Copyright (c) 2003, Roger Dingledine
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* Copyright (c) 2004-2006, Roger Dingledine, Nick Mathewson.
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* Copyright (c) 2007-2011, The Tor Project, Inc. */
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/* See LICENSE for licensing information */
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/* Implements a minimal interface to counter-mode AES. */
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#ifndef _TOR_AES_H
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#define _TOR_AES_H
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/**
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* \file aes.h
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* \brief Headers for aes.c
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*/
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struct aes_cnt_cipher;
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typedef struct aes_cnt_cipher aes_cnt_cipher_t;
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aes_cnt_cipher_t* aes_new_cipher(const char *key, const char *iv);
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void aes_cipher_free(aes_cnt_cipher_t *cipher);
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void aes_crypt(aes_cnt_cipher_t *cipher, const char *input, size_t len,
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char *output);
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void aes_crypt_inplace(aes_cnt_cipher_t *cipher, char *data, size_t len);
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int evaluate_evp_for_aes(int force_value);
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int evaluate_ctr_for_aes(void);
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#endif
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