/*
 * TLS v1.0/v1.1/v1.2 client (RFC 2246, RFC 4346, RFC 5246)
 * Copyright (c) 2006-2019, Jouni Malinen <j@w1.fi>
 *
 * This software may be distributed under the terms of the BSD license.
 * See README for more details.
 */

#ifndef TLSV1_CLIENT_H
#define TLSV1_CLIENT_H

#include "tlsv1_cred.h"

struct tlsv1_client;

int tlsv1_client_global_init(void);
void tlsv1_client_global_deinit(void);
struct tlsv1_client * tlsv1_client_init(void);
void tlsv1_client_deinit(struct tlsv1_client *conn);
int tlsv1_client_established(struct tlsv1_client *conn);
int tlsv1_client_prf(struct tlsv1_client *conn, const char *label,
		     const u8 *context, size_t context_len,
		     int server_random_first, u8 *out, size_t out_len);
u8 * tlsv1_client_handshake(struct tlsv1_client *conn,
			    const u8 *in_data, size_t in_len,
			    size_t *out_len, u8 **appl_data,
			    size_t *appl_data_len, int *need_more_data);
int tlsv1_client_encrypt(struct tlsv1_client *conn,
			 const u8 *in_data, size_t in_len,
			 u8 *out_data, size_t out_len);
struct wpabuf * tlsv1_client_decrypt(struct tlsv1_client *conn,
				     const u8 *in_data, size_t in_len,
				     int *need_more_data);
int tlsv1_client_get_cipher(struct tlsv1_client *conn, char *buf,
			    size_t buflen);
int tlsv1_client_shutdown(struct tlsv1_client *conn);
int tlsv1_client_resumed(struct tlsv1_client *conn);
int tlsv1_client_hello_ext(struct tlsv1_client *conn, int ext_type,
			   const u8 *data, size_t data_len);
int tlsv1_client_get_random(struct tlsv1_client *conn, struct tls_random *data);
int tlsv1_client_get_keyblock_size(struct tlsv1_client *conn);
int tlsv1_client_set_cipher_list(struct tlsv1_client *conn, u8 *ciphers);
int tlsv1_client_set_cred(struct tlsv1_client *conn,
			  struct tlsv1_credentials *cred);
void tlsv1_client_set_flags(struct tlsv1_client *conn, unsigned int flags);

typedef int (*tlsv1_client_session_ticket_cb)
(void *ctx, const u8 *ticket, size_t len, const u8 *client_random,
 const u8 *server_random, u8 *master_secret);

void tlsv1_client_set_session_ticket_cb(struct tlsv1_client *conn,
					tlsv1_client_session_ticket_cb cb,
					void *ctx);

void tlsv1_client_set_cb(struct tlsv1_client *conn,
			 void (*event_cb)(void *ctx, enum tls_event ev,
					  union tls_event_data *data),
			 void *cb_ctx,
			 int cert_in_cb);
int tlsv1_client_get_version(struct tlsv1_client *conn, char *buf,
			     size_t buflen);

#endif /* TLSV1_CLIENT_H */