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-rw-r--r--src/common/crypto.h114
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diff --git a/src/common/crypto.h b/src/common/crypto.h
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--- a/src/common/crypto.h
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@@ -1,114 +0,0 @@
-/* Copyright (c) 2001, Matej Pfajfar.
- * Copyright (c) 2001-2004, Roger Dingledine.
- * Copyright (c) 2004-2006, Roger Dingledine, Nick Mathewson.
- * Copyright (c) 2007-2017, The Tor Project, Inc. */
-/* See LICENSE for licensing information */
-
-/**
- * \file crypto.h
- *
- * \brief Headers for crypto.c
- **/
-
-#ifndef TOR_CRYPTO_H
-#define TOR_CRYPTO_H
-
-#include "orconfig.h"
-
-#include <stdio.h>
-#include "torint.h"
-#include "compat.h"
-#include "util.h"
-#include "crypto_rsa.h"
-
-/** Length of our symmetric cipher's keys of 128-bit. */
-#define CIPHER_KEY_LEN 16
-/** Length of our symmetric cipher's IV of 128-bit. */
-#define CIPHER_IV_LEN 16
-/** Length of our symmetric cipher's keys of 256-bit. */
-#define CIPHER256_KEY_LEN 32
-/** Length of our DH keys. */
-#define DH_BYTES (1024/8)
-
-/** Length of encoded public key fingerprints, including space; but not
- * including terminating NUL. */
-#define FINGERPRINT_LEN 49
-
-typedef struct aes_cnt_cipher crypto_cipher_t;
-typedef struct crypto_dh_t crypto_dh_t;
-
-/* global state */
-int crypto_init_siphash_key(void);
-int crypto_early_init(void) ATTR_WUR;
-int crypto_global_init(int hardwareAccel,
- const char *accelName,
- const char *accelPath) ATTR_WUR;
-#ifdef USE_DMALLOC
-int crypto_use_tor_alloc_functions(void);
-#endif
-
-void crypto_thread_cleanup(void);
-int crypto_global_cleanup(void);
-
-/* environment setup */
-void crypto_set_tls_dh_prime(void);
-crypto_cipher_t *crypto_cipher_new(const char *key);
-crypto_cipher_t *crypto_cipher_new_with_bits(const char *key, int bits);
-crypto_cipher_t *crypto_cipher_new_with_iv(const char *key, const char *iv);
-crypto_cipher_t *crypto_cipher_new_with_iv_and_bits(const uint8_t *key,
- const uint8_t *iv,
- int bits);
-void crypto_cipher_free_(crypto_cipher_t *env);
-#define crypto_cipher_free(c) \
- FREE_AND_NULL(crypto_cipher_t, crypto_cipher_free_, (c))
-
-/* symmetric crypto */
-const char *crypto_cipher_get_key(crypto_cipher_t *env);
-
-int crypto_cipher_encrypt(crypto_cipher_t *env, char *to,
- const char *from, size_t fromlen);
-int crypto_cipher_decrypt(crypto_cipher_t *env, char *to,
- const char *from, size_t fromlen);
-void crypto_cipher_crypt_inplace(crypto_cipher_t *env, char *d, size_t len);
-
-int crypto_cipher_encrypt_with_iv(const char *key,
- char *to, size_t tolen,
- const char *from, size_t fromlen);
-int crypto_cipher_decrypt_with_iv(const char *key,
- char *to, size_t tolen,
- const char *from, size_t fromlen);
-
-/* Key negotiation */
-#define DH_TYPE_CIRCUIT 1
-#define DH_TYPE_REND 2
-#define DH_TYPE_TLS 3
-crypto_dh_t *crypto_dh_new(int dh_type);
-crypto_dh_t *crypto_dh_dup(const crypto_dh_t *dh);
-int crypto_dh_get_bytes(crypto_dh_t *dh);
-int crypto_dh_generate_public(crypto_dh_t *dh);
-int crypto_dh_get_public(crypto_dh_t *dh, char *pubkey_out,
- size_t pubkey_out_len);
-ssize_t crypto_dh_compute_secret(int severity, crypto_dh_t *dh,
- const char *pubkey, size_t pubkey_len,
- char *secret_out, size_t secret_out_len);
-void crypto_dh_free_(crypto_dh_t *dh);
-#define crypto_dh_free(dh) FREE_AND_NULL(crypto_dh_t, crypto_dh_free_, (dh))
-
-int crypto_expand_key_material_TAP(const uint8_t *key_in,
- size_t key_in_len,
- uint8_t *key_out, size_t key_out_len);
-int crypto_expand_key_material_rfc5869_sha256(
- const uint8_t *key_in, size_t key_in_len,
- const uint8_t *salt_in, size_t salt_in_len,
- const uint8_t *info_in, size_t info_in_len,
- uint8_t *key_out, size_t key_out_len);
-
-/* Prototypes for private functions only used by tortls.c, crypto.c, and the
- * unit tests. */
-struct dh_st;
-struct dh_st *crypto_dh_get_dh_(crypto_dh_t *dh);
-
-void crypto_add_spaces_to_fp(char *out, size_t outlen, const char *in);
-
-#endif /* !defined(TOR_CRYPTO_H) */
-