1/*
2 * TLSv1 server - internal structures
3 * Copyright (c) 2006-2007, Jouni Malinen <j@w1.fi>
4 *
5 * This software may be distributed under the terms of the BSD license.
6 * See README for more details.
7 */
8
9#ifndef TLSV1_SERVER_I_H
10#define TLSV1_SERVER_I_H
11
12struct tlsv1_server {
13	enum {
14		CLIENT_HELLO, SERVER_HELLO, SERVER_CERTIFICATE,
15		SERVER_KEY_EXCHANGE, SERVER_CERTIFICATE_REQUEST,
16		SERVER_HELLO_DONE, CLIENT_CERTIFICATE, CLIENT_KEY_EXCHANGE,
17		CERTIFICATE_VERIFY, CHANGE_CIPHER_SPEC, CLIENT_FINISHED,
18		SERVER_CHANGE_CIPHER_SPEC, SERVER_FINISHED,
19		ESTABLISHED, FAILED
20	} state;
21
22	struct tlsv1_record_layer rl;
23
24	u8 session_id[TLS_SESSION_ID_MAX_LEN];
25	size_t session_id_len;
26	u8 client_random[TLS_RANDOM_LEN];
27	u8 server_random[TLS_RANDOM_LEN];
28	u8 master_secret[TLS_MASTER_SECRET_LEN];
29
30	u8 alert_level;
31	u8 alert_description;
32
33	struct crypto_public_key *client_rsa_key;
34
35	struct tls_verify_hash verify;
36
37#define MAX_CIPHER_COUNT 30
38	u16 cipher_suites[MAX_CIPHER_COUNT];
39	size_t num_cipher_suites;
40
41	u16 cipher_suite;
42
43	struct tlsv1_credentials *cred;
44
45	int verify_peer;
46	u16 client_version;
47
48	u8 *session_ticket;
49	size_t session_ticket_len;
50
51	tlsv1_server_session_ticket_cb session_ticket_cb;
52	void *session_ticket_cb_ctx;
53
54	void (*log_cb)(void *ctx, const char *msg);
55	void *log_cb_ctx;
56
57	int use_session_ticket;
58
59	u8 *dh_secret;
60	size_t dh_secret_len;
61
62#ifdef CONFIG_TESTING_OPTIONS
63	u32 test_flags;
64	int test_failure_reported;
65#endif /* CONFIG_TESTING_OPTIONS */
66};
67
68
69void tlsv1_server_log(struct tlsv1_server *conn, const char *fmt, ...)
70PRINTF_FORMAT(2, 3);
71
72void tlsv1_server_alert(struct tlsv1_server *conn, u8 level, u8 description);
73int tlsv1_server_derive_keys(struct tlsv1_server *conn,
74			     const u8 *pre_master_secret,
75			     size_t pre_master_secret_len);
76u8 * tlsv1_server_handshake_write(struct tlsv1_server *conn, size_t *out_len);
77u8 * tlsv1_server_send_alert(struct tlsv1_server *conn, u8 level,
78			     u8 description, size_t *out_len);
79int tlsv1_server_process_handshake(struct tlsv1_server *conn, u8 ct,
80				   const u8 *buf, size_t *len);
81void tlsv1_server_get_dh_p(struct tlsv1_server *conn, const u8 **dh_p,
82			   size_t *dh_p_len);
83
84#endif /* TLSV1_SERVER_I_H */
85