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/* SPDX-License-Identifier: GPL-3.0-or-later
* Copyright © 2016-2026 The TokTok team.
* Copyright © 2014 Tox project.
*/
/**
* Implementation of the TCP relay server part of Tox.
*/
#ifndef C_TOXCORE_TOXCORE_TCP_SERVER_H
#define C_TOXCORE_TOXCORE_TCP_SERVER_H
#include <stdbool.h>
#include <stdint.h>
#include "attributes.h"
#include "crypto_core.h"
#include "forwarding.h"
#include "logger.h"
#include "mem.h"
#include "mono_time.h"
#include "net.h"
#include "net_profile.h"
#include "network.h"
#include "onion.h"
#include "rng.h"
#ifdef __cplusplus
extern "C" {
#endif
#define MAX_INCOMING_CONNECTIONS 256
#define TCP_MAX_BACKLOG MAX_INCOMING_CONNECTIONS
#define ARRAY_ENTRY_SIZE 6
typedef enum TCP_Status {
TCP_STATUS_NO_STATUS,
TCP_STATUS_CONNECTED,
TCP_STATUS_UNCONFIRMED,
TCP_STATUS_CONFIRMED,
} TCP_Status;
typedef struct TCP_Server TCP_Server;
const uint8_t *_Nonnull tcp_server_public_key(const TCP_Server *_Nonnull tcp_server);
size_t tcp_server_listen_count(const TCP_Server *_Nonnull tcp_server);
/** Create new TCP server instance. */
TCP_Server *_Nullable new_tcp_server(const Logger *_Nonnull logger, const Memory *_Nonnull mem, const Random *_Nonnull rng, const Network *_Nonnull ns,
bool ipv6_enabled, uint16_t num_sockets, const uint16_t *_Nonnull ports,
const uint8_t *_Nonnull secret_key, Onion *_Nullable onion, Forwarding *_Nullable forwarding);
/** Run the TCP_server */
void do_tcp_server(TCP_Server *_Nonnull tcp_server, const Mono_Time *_Nonnull mono_time);
/** Kill the TCP server */
void kill_tcp_server(TCP_Server *_Nullable tcp_server);
/** @brief Returns a pointer to the net profile associated with `tcp_server`.
*
* Returns null if `tcp_server` is null.
*/
const Net_Profile *_Nullable tcp_server_get_net_profile(const TCP_Server *_Nullable tcp_server);
#ifdef __cplusplus
} /* extern "C" */
#endif
#endif /* C_TOXCORE_TOXCORE_TCP_SERVER_H */
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