Tor 0.4.9.0-alpha-dev
onion_fast.h
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1/* Copyright (c) 2001 Matej Pfajfar.
2 * Copyright (c) 2001-2004, Roger Dingledine.
3 * Copyright (c) 2004-2006, Roger Dingledine, Nick Mathewson.
4 * Copyright (c) 2007-2021, The Tor Project, Inc. */
5/* See LICENSE for licensing information */
6
7/**
8 * \file onion_fast.h
9 * \brief Header file for onion_fast.c.
10 **/
11
12#ifndef TOR_ONION_FAST_H
13#define TOR_ONION_FAST_H
14
15#define CREATE_FAST_LEN DIGEST_LEN
16#define CREATED_FAST_LEN (DIGEST_LEN*2)
17
18typedef struct fast_handshake_state_t {
19 uint8_t state[DIGEST_LEN];
21
23#define fast_handshake_state_free(st) \
24 FREE_AND_NULL(fast_handshake_state_t, fast_handshake_state_free_, (st))
25
26int fast_onionskin_create(fast_handshake_state_t **handshake_state_out,
27 uint8_t *handshake_out);
28
29int fast_server_handshake(const uint8_t *message_in,
30 uint8_t *handshake_reply_out,
31 uint8_t *key_out,
32 size_t key_out_len);
33
34int fast_client_handshake(const fast_handshake_state_t *handshake_state,
35 const uint8_t *handshake_reply_out,
36 uint8_t *key_out,
37 size_t key_out_len,
38 const char **msg_out);
39
40#endif /* !defined(TOR_ONION_FAST_H) */
41
#define DIGEST_LEN
Definition: digest_sizes.h:20
void fast_handshake_state_free_(fast_handshake_state_t *victim)
Definition: onion_fast.c:38
int fast_server_handshake(const uint8_t *message_in, uint8_t *handshake_reply_out, uint8_t *key_out, size_t key_out_len)
Definition: onion_fast.c:67
int fast_client_handshake(const fast_handshake_state_t *handshake_state, const uint8_t *handshake_reply_out, uint8_t *key_out, size_t key_out_len, const char **msg_out)
Definition: onion_fast.c:109
int fast_onionskin_create(fast_handshake_state_t **handshake_state_out, uint8_t *handshake_out)
Definition: onion_fast.c:49