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https://gitlab.torproject.org/tpo/core/tor.git
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9fa73003fc
Dmalloc hasn't seen a release in over a decade, and there are much better tools to use these days.
77 lines
2.6 KiB
C
77 lines
2.6 KiB
C
/* Copyright (c) 2001, Matej Pfajfar.
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* Copyright (c) 2001-2004, Roger Dingledine.
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* Copyright (c) 2004-2006, Roger Dingledine, Nick Mathewson.
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* Copyright (c) 2007-2018, The Tor Project, Inc. */
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/* See LICENSE for licensing information */
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/**
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* \file crypto.h
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*
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* \brief Headers for crypto.c
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**/
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#ifndef TOR_CRYPTO_H
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#define TOR_CRYPTO_H
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#include "orconfig.h"
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#include <stdio.h>
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#include "common/torint.h"
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#include "common/compat.h"
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#include "common/util.h"
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#include "common/crypto_rsa.h"
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/** Length of our symmetric cipher's keys of 128-bit. */
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#define CIPHER_KEY_LEN 16
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/** Length of our symmetric cipher's IV of 128-bit. */
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#define CIPHER_IV_LEN 16
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/** Length of our symmetric cipher's keys of 256-bit. */
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#define CIPHER256_KEY_LEN 32
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/** Length of encoded public key fingerprints, including space; but not
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* including terminating NUL. */
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#define FINGERPRINT_LEN 49
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typedef struct aes_cnt_cipher crypto_cipher_t;
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/* global state */
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int crypto_init_siphash_key(void);
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int crypto_early_init(void) ATTR_WUR;
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int crypto_global_init(int hardwareAccel,
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const char *accelName,
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const char *accelPath) ATTR_WUR;
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void crypto_thread_cleanup(void);
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int crypto_global_cleanup(void);
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/* environment setup */
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crypto_cipher_t *crypto_cipher_new(const char *key);
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crypto_cipher_t *crypto_cipher_new_with_bits(const char *key, int bits);
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crypto_cipher_t *crypto_cipher_new_with_iv(const char *key, const char *iv);
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crypto_cipher_t *crypto_cipher_new_with_iv_and_bits(const uint8_t *key,
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const uint8_t *iv,
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int bits);
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void crypto_cipher_free_(crypto_cipher_t *env);
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#define crypto_cipher_free(c) \
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FREE_AND_NULL(crypto_cipher_t, crypto_cipher_free_, (c))
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/* symmetric crypto */
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const char *crypto_cipher_get_key(crypto_cipher_t *env);
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int crypto_cipher_encrypt(crypto_cipher_t *env, char *to,
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const char *from, size_t fromlen);
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int crypto_cipher_decrypt(crypto_cipher_t *env, char *to,
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const char *from, size_t fromlen);
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void crypto_cipher_crypt_inplace(crypto_cipher_t *env, char *d, size_t len);
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int crypto_cipher_encrypt_with_iv(const char *key,
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char *to, size_t tolen,
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const char *from, size_t fromlen);
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int crypto_cipher_decrypt_with_iv(const char *key,
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char *to, size_t tolen,
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const char *from, size_t fromlen);
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void crypto_add_spaces_to_fp(char *out, size_t outlen, const char *in);
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#endif /* !defined(TOR_CRYPTO_H) */
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