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Merge pull request #21692 from Faless/sockets_rebase

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New NetSocket interface with common BSD/Win implementation
This commit is contained in:
Fabio Alessandrelli 2018-09-12 18:25:28 +02:00 • committed by GitHub
commit cdc5264a3e
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GPG key ID: 4AEE18F83AFDEB23
29 changed files with 1281 additions and 2283 deletions
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2
core/io/file_access_network.cpp
View file

@ -227,7 +227,7 @@ FileAccessNetworkClient::FileAccessNetworkClient() {
quit = false;
singleton = this;
last_id = 0;
client = Ref<StreamPeerTCP>(StreamPeerTCP::create_ref());
client.instance();
sem = Semaphore::create();
lockcount = 0;
}

2
core/io/http_client.cpp
View file

@ -683,7 +683,7 @@ void HTTPClient::set_read_chunk_size(int p_size) {
HTTPClient::HTTPClient() {
tcp_connection = StreamPeerTCP::create_ref();
tcp_connection.instance();
resolving = IP::RESOLVER_INVALID_ID;
status = STATUS_DISCONNECTED;
conn_port = -1;

34
drivers/unix/tcp_server_posix.h → core/io/net_socket.cpp
View file

@ -1,5 +1,5 @@
/*************************************************************************/
/* tcp_server_posix.h */
/* net_socket.cpp */
/*************************************************************************/
/* This file is part of: */
/* GODOT ENGINE */
@ -28,31 +28,15 @@
/* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. */
/*************************************************************************/
#ifndef TCP_SERVER_POSIX_H
#define TCP_SERVER_POSIX_H
#include "net_socket.h"
#ifdef UNIX_ENABLED
#include "core/io/tcp_server.h"
NetSocket *(*NetSocket::_create)() = NULL;
class TCPServerPosix : public TCP_Server {
NetSocket *NetSocket::create() {
int listen_sockfd;
IP::Type sock_type;
if (_create)
return _create();
static TCP_Server *_create();
public:
virtual Error listen(uint16_t p_port, const IP_Address &p_bind_address = IP_Address("*"));
virtual bool is_connection_available() const;
virtual Ref<StreamPeerTCP> take_connection();
virtual void stop();
static void make_default();
TCPServerPosix();
~TCPServerPosix();
};
#endif // TCP_SERVER_POSIX_H
#endif
ERR_PRINT("Unable to create network socket, platform not supported");
return NULL;
}

85
drivers/unix/stream_peer_tcp_posix.h → core/io/net_socket.h
View file

@ -1,5 +1,5 @@
/*************************************************************************/
/* stream_peer_tcp_posix.h */
/* net_socket.h */
/*************************************************************************/
/* This file is part of: */
/* GODOT ENGINE */
@ -28,63 +28,52 @@
/* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. */
/*************************************************************************/
#ifdef UNIX_ENABLED
#ifndef NET_SOCKET_H
#define NET_SOCKET_H
#ifndef STREAM_PEER_TCP_POSIX_H
#define STREAM_PEER_TCP_POSIX_H
#include "core/io/ip.h"
#include "core/reference.h"
#include "core/error_list.h"
#include "core/io/ip_address.h"
#include "core/io/stream_peer_tcp.h"
class StreamPeerTCPPosix : public StreamPeerTCP {
class NetSocket : public Reference {
protected:
mutable Status status;
IP::Type sock_type;
int sockfd;
Error _block(int p_sockfd, bool p_read, bool p_write) const;
Error _poll_connection() const;
IP_Address peer_host;
int peer_port;
Error write(const uint8_t *p_data, int p_bytes, int &r_sent, bool p_block);
Error read(uint8_t *p_buffer, int p_bytes, int &r_received, bool p_block);
static StreamPeerTCP *_create();
static NetSocket *(*_create)();
public:
virtual Error connect_to_host(const IP_Address &p_host, uint16_t p_port);
static NetSocket *create();
virtual Error put_data(const uint8_t *p_data, int p_bytes);
virtual Error put_partial_data(const uint8_t *p_data, int p_bytes, int &r_sent);
enum PollType {
POLL_TYPE_IN,
POLL_TYPE_OUT,
POLL_TYPE_IN_OUT
};
virtual Error get_data(uint8_t *p_buffer, int p_bytes);
virtual Error get_partial_data(uint8_t *p_buffer, int p_bytes, int &r_received);
enum Type {
TYPE_NONE,
TYPE_TCP,
TYPE_UDP,
};
virtual int get_available_bytes() const;
virtual Error open(Type p_type, IP::Type &ip_type) = 0;
virtual void close() = 0;
virtual Error bind(IP_Address p_addr, uint16_t p_port) = 0;
virtual Error listen(int p_max_pending) = 0;
virtual Error connect_to_host(IP_Address p_addr, uint16_t p_port) = 0;
virtual Error poll(PollType p_type, int timeout) const = 0;
virtual Error recv(uint8_t *p_buffer, int p_len, int &r_read) = 0;
virtual Error recvfrom(uint8_t *p_buffer, int p_len, int &r_read, IP_Address &r_ip, uint16_t &r_port) = 0;
virtual Error send(const uint8_t *p_buffer, int p_len, int &r_sent) = 0;
virtual Error sendto(const uint8_t *p_buffer, int p_len, int &r_sent, IP_Address p_ip, uint16_t p_port) = 0;
virtual Ref<NetSocket> accept(IP_Address &r_ip, uint16_t &r_port) = 0;
void set_socket(int p_sockfd, IP_Address p_host, int p_port, IP::Type p_sock_type);
virtual bool is_open() const = 0;
virtual int get_available_bytes() const = 0;
virtual IP_Address get_connected_host() const;
virtual uint16_t get_connected_port() const;
virtual bool is_connected_to_host() const;
virtual Status get_status() const;
virtual void disconnect_from_host();
virtual void set_no_delay(bool p_enabled);
static void make_default();
StreamPeerTCPPosix();
~StreamPeerTCPPosix();
virtual void set_broadcasting_enabled(bool p_enabled) = 0;
virtual void set_blocking_enabled(bool p_enabled) = 0;
virtual void set_ipv6_only_enabled(bool p_enabled) = 0;
virtual void set_tcp_no_delay_enabled(bool p_enabled) = 0;
virtual void set_reuse_address_enabled(bool p_enabled) = 0;
};
#endif // TCP_CLIENT_POSIX_H
#endif
#endif // NET_SOCKET_H

198
core/io/packet_peer_udp.cpp
View file

@ -32,8 +32,6 @@
#include "core/io/ip.h"
PacketPeerUDP *(*PacketPeerUDP::_create)() = NULL;
void PacketPeerUDP::set_blocking_mode(bool p_enable) {
blocking = p_enable;
@ -59,6 +57,177 @@ Error PacketPeerUDP::_set_dest_address(const String &p_address, int p_port) {
return OK;
}
int PacketPeerUDP::get_available_packet_count() const {
// TODO we should deprecate this, and expose poll instead!
Error err = const_cast<PacketPeerUDP *>(this)->_poll();
if (err != OK)
return -1;
return queue_count;
}
Error PacketPeerUDP::get_packet(const uint8_t **r_buffer, int &r_buffer_size) {
Error err = _poll();
if (err != OK)
return err;
if (queue_count == 0)
return ERR_UNAVAILABLE;
uint32_t size = 0;
uint8_t ipv6[16];
rb.read(ipv6, 16, true);
packet_ip.set_ipv6(ipv6);
rb.read((uint8_t *)&packet_port, 4, true);
rb.read((uint8_t *)&size, 4, true);
rb.read(packet_buffer, size, true);
--queue_count;
*r_buffer = packet_buffer;
r_buffer_size = size;
return OK;
}
Error PacketPeerUDP::put_packet(const uint8_t *p_buffer, int p_buffer_size) {
ERR_FAIL_COND_V(!_sock.is_valid(), ERR_UNAVAILABLE);
ERR_FAIL_COND_V(!peer_addr.is_valid(), ERR_UNCONFIGURED);
Error err;
int sent = -1;
if (!_sock->is_open()) {
IP::Type ip_type = peer_addr.is_ipv4() ? IP::TYPE_IPV4 : IP::TYPE_IPV6;
err = _sock->open(NetSocket::TYPE_UDP, ip_type);
ERR_FAIL_COND_V(err != OK, err);
_sock->set_blocking_enabled(false);
}
do {
err = _sock->sendto(p_buffer, p_buffer_size, sent, peer_addr, peer_port);
if (err != OK) {
if (err != ERR_BUSY)
return FAILED;
else if (!blocking)
return ERR_BUSY;
// Keep trying to send full packet
continue;
}
return OK;
} while (sent != p_buffer_size);
return OK;
}
int PacketPeerUDP::get_max_packet_size() const {
return 512; // uhm maybe not
}
Error PacketPeerUDP::listen(int p_port, const IP_Address &p_bind_address, int p_recv_buffer_size) {
ERR_FAIL_COND_V(!_sock.is_valid(), ERR_UNAVAILABLE);
ERR_FAIL_COND_V(_sock->is_open(), ERR_ALREADY_IN_USE);
ERR_FAIL_COND_V(!p_bind_address.is_valid() && !p_bind_address.is_wildcard(), ERR_INVALID_PARAMETER);
Error err;
IP::Type ip_type = IP::TYPE_ANY;
if (p_bind_address.is_valid())
ip_type = p_bind_address.is_ipv4() ? IP::TYPE_IPV4 : IP::TYPE_IPV6;
err = _sock->open(NetSocket::TYPE_UDP, ip_type);
if (err != OK)
return ERR_CANT_CREATE;
_sock->set_blocking_enabled(false);
_sock->set_reuse_address_enabled(true);
err = _sock->bind(p_bind_address, p_port);
if (err != OK) {
_sock->close();
return err;
}
rb.resize(nearest_shift(p_recv_buffer_size));
return OK;
}
void PacketPeerUDP::close() {
if (_sock.is_valid())
_sock->close();
rb.resize(16);
queue_count = 0;
}
Error PacketPeerUDP::wait() {
ERR_FAIL_COND_V(!_sock.is_valid(), ERR_UNAVAILABLE);
return _sock->poll(NetSocket::POLL_TYPE_IN, -1);
}
Error PacketPeerUDP::_poll() {
ERR_FAIL_COND_V(!_sock.is_valid(), ERR_UNAVAILABLE);
if (!_sock->is_open()) {
return FAILED;
}
Error err;
int read;
IP_Address ip;
uint16_t port;
while (true) {
err = _sock->recvfrom(recv_buffer, sizeof(recv_buffer), read, ip, port);
if (err != OK) {
if (err == ERR_BUSY)
break;
return FAILED;
}
if (rb.space_left() < read + 24) {
#ifdef TOOLS_ENABLED
WARN_PRINTS("Buffer full, dropping packets!");
#endif
continue;
}
uint32_t port32 = port;
rb.write(ip.get_ipv6(), 16);
rb.write((uint8_t *)&port32, 4);
rb.write((uint8_t *)&read, 4);
rb.write(recv_buffer, read);
++queue_count;
}
return OK;
}
bool PacketPeerUDP::is_listening() const {
return _sock.is_valid() && _sock->is_open();
}
IP_Address PacketPeerUDP::get_packet_address() const {
return packet_ip;
}
int PacketPeerUDP::get_packet_port() const {
return packet_port;
}
void PacketPeerUDP::set_dest_address(const IP_Address &p_address, int p_port) {
peer_addr = p_address;
peer_port = p_port;
}
void PacketPeerUDP::_bind_methods() {
ClassDB::bind_method(D_METHOD("listen", "port", "bind_address", "recv_buf_size"), &PacketPeerUDP::listen, DEFVAL("*"), DEFVAL(65536));
@ -66,26 +235,21 @@ void PacketPeerUDP::_bind_methods() {
ClassDB::bind_method(D_METHOD("wait"), &PacketPeerUDP::wait);
ClassDB::bind_method(D_METHOD("is_listening"), &PacketPeerUDP::is_listening);
ClassDB::bind_method(D_METHOD("get_packet_ip"), &PacketPeerUDP::_get_packet_ip);
//ClassDB::bind_method(D_METHOD("get_packet_address"),&PacketPeerUDP::_get_packet_address);
ClassDB::bind_method(D_METHOD("get_packet_port"), &PacketPeerUDP::get_packet_port);
ClassDB::bind_method(D_METHOD("set_dest_address", "host", "port"), &PacketPeerUDP::_set_dest_address);
}
Ref<PacketPeerUDP> PacketPeerUDP::create_ref() {
if (!_create)
return Ref<PacketPeerUDP>();
return Ref<PacketPeerUDP>(_create());
}
PacketPeerUDP *PacketPeerUDP::create() {
if (!_create)
return NULL;
return _create();
}
PacketPeerUDP::PacketPeerUDP() {
_sock = Ref<NetSocket>(NetSocket::create());
blocking = true;
packet_port = 0;
queue_count = 0;
peer_port = 0;
rb.resize(16);
}
PacketPeerUDP::~PacketPeerUDP() {
close();
}

40
core/io/packet_peer_udp.h
View file

@ -32,36 +32,54 @@
#define PACKET_PEER_UDP_H
#include "core/io/ip.h"
#include "core/io/net_socket.h"
#include "core/io/packet_peer.h"
class PacketPeerUDP : public PacketPeer {
GDCLASS(PacketPeerUDP, PacketPeer);
protected:
bool blocking;
enum {
PACKET_BUFFER_SIZE = 65536
};
RingBuffer<uint8_t> rb;
uint8_t recv_buffer[PACKET_BUFFER_SIZE];
uint8_t packet_buffer[PACKET_BUFFER_SIZE];
IP_Address packet_ip;
int packet_port;
int queue_count;
IP_Address peer_addr;
int peer_port;
bool blocking;
Ref<NetSocket> _sock;
static PacketPeerUDP *(*_create)();
static void _bind_methods();
String _get_packet_ip() const;
Error _set_dest_address(const String &p_address, int p_port);
Error _poll();
public:
void set_blocking_mode(bool p_enable);
virtual Error listen(int p_port, const IP_Address &p_bind_address = IP_Address("*"), int p_recv_buffer_size = 65536) = 0;
virtual void close() = 0;
virtual Error wait() = 0;
virtual bool is_listening() const = 0;
virtual IP_Address get_packet_address() const = 0;
virtual int get_packet_port() const = 0;
virtual void set_dest_address(const IP_Address &p_address, int p_port) = 0;
Error listen(int p_port, const IP_Address &p_bind_address = IP_Address("*"), int p_recv_buffer_size = 65536);
void close();
Error wait();
bool is_listening() const;
IP_Address get_packet_address() const;
int get_packet_port() const;
void set_dest_address(const IP_Address &p_address, int p_port);
static Ref<PacketPeerUDP> create_ref();
static PacketPeerUDP *create();
Error put_packet(const uint8_t *p_buffer, int p_buffer_size);
Error get_packet(const uint8_t **r_buffer, int &r_buffer_size);
int get_available_packet_count() const;
int get_max_packet_size() const;
PacketPeerUDP();
~PacketPeerUDP();
};
#endif // PACKET_PEER_UDP_H

299
core/io/stream_peer_tcp.cpp
View file

@ -30,7 +30,280 @@
#include "stream_peer_tcp.h"
StreamPeerTCP *(*StreamPeerTCP::_create)() = NULL;
Error StreamPeerTCP::_poll_connection() {
ERR_FAIL_COND_V(status != STATUS_CONNECTING || !_sock.is_valid() || !_sock->is_open(), FAILED);
Error err = _sock->connect_to_host(peer_host, peer_port);
if (err == OK) {
status = STATUS_CONNECTED;
return OK;
} else if (err == ERR_BUSY) {
// Still trying to connect
return OK;
}
status = STATUS_ERROR;
return ERR_CONNECTION_ERROR;
}
void StreamPeerTCP::accept_socket(Ref<NetSocket> p_sock, IP_Address p_host, uint16_t p_port) {
_sock = p_sock;
_sock->set_blocking_enabled(false);
status = STATUS_CONNECTING;
peer_host = p_host;
peer_port = p_port;
}
Error StreamPeerTCP::connect_to_host(const IP_Address &p_host, uint16_t p_port) {
ERR_FAIL_COND_V(!_sock.is_valid(), ERR_UNAVAILABLE);
ERR_FAIL_COND_V(_sock->is_open(), ERR_ALREADY_IN_USE);
ERR_FAIL_COND_V(!p_host.is_valid(), ERR_INVALID_PARAMETER);
Error err;
IP::Type ip_type = p_host.is_ipv4() ? IP::TYPE_IPV4 : IP::TYPE_IPV6;
err = _sock->open(NetSocket::TYPE_TCP, ip_type);
ERR_FAIL_COND_V(err != OK, FAILED);
_sock->set_blocking_enabled(false);
err = _sock->connect_to_host(p_host, p_port);
if (err != OK) {
if (err == ERR_BUSY) {
status = STATUS_CONNECTING;
} else {
ERR_PRINT("Connection to remote host failed!");
disconnect_from_host();
return FAILED;
}
}
status = STATUS_CONNECTED;
peer_host = p_host;
peer_port = p_port;
return OK;
}
Error StreamPeerTCP::write(const uint8_t *p_data, int p_bytes, int &r_sent, bool p_block) {
ERR_FAIL_COND_V(!_sock.is_valid(), ERR_UNAVAILABLE);
if (status == STATUS_NONE || status == STATUS_ERROR) {
return FAILED;
}
if (status != STATUS_CONNECTED) {
if (_poll_connection() != OK) {
return FAILED;
}
if (status != STATUS_CONNECTED) {
r_sent = 0;
return OK;
}
}
if (!_sock->is_open())
return FAILED;
Error err;
int data_to_send = p_bytes;
const uint8_t *offset = p_data;
int total_sent = 0;
while (data_to_send) {
int sent_amount = 0;
err = _sock->send(offset, data_to_send, sent_amount);
if (err != OK) {
if (err != ERR_BUSY) {
disconnect_from_host();
return FAILED;
}
if (!p_block) {
r_sent = total_sent;
return OK;
}
// Block and wait for the socket to accept more data
err = _sock->poll(NetSocket::POLL_TYPE_OUT, -1);
if (err != OK) {
disconnect_from_host();
return FAILED;
}
} else {
data_to_send -= sent_amount;
offset += sent_amount;
total_sent += sent_amount;
}
}
r_sent = total_sent;
return OK;
}
Error StreamPeerTCP::read(uint8_t *p_buffer, int p_bytes, int &r_received, bool p_block) {
if (!is_connected_to_host()) {
return FAILED;
};
if (status == STATUS_CONNECTING) {
if (_poll_connection() != OK) {
return FAILED;
};
if (status != STATUS_CONNECTED) {
r_received = 0;
return OK;
};
};
Error err;
int to_read = p_bytes;
int total_read = 0;
r_received = 0;
while (to_read) {
int read = 0;
err = _sock->recv(p_buffer + total_read, to_read, read);
if (err != OK) {
if (err != ERR_BUSY) {
disconnect_from_host();
return FAILED;
}
if (!p_block) {
r_received = total_read;
return OK;
}
err = _sock->poll(NetSocket::POLL_TYPE_IN, -1);
if (err != OK) {
disconnect_from_host();
return FAILED;
}
} else if (read == 0) {
_sock->close();
status = STATUS_NONE;
peer_port = 0;
peer_host = IP_Address();
r_received = total_read;
return ERR_FILE_EOF;
} else {
to_read -= read;
total_read += read;
}
}
r_received = total_read;
return OK;
}
void StreamPeerTCP::set_no_delay(bool p_enabled) {
ERR_FAIL_COND(!is_connected_to_host());
_sock->set_tcp_no_delay_enabled(p_enabled);
}
bool StreamPeerTCP::is_connected_to_host() const {
if (status == STATUS_NONE || status == STATUS_ERROR) {
return false;
}
if (status != STATUS_CONNECTED) {
return true;
}
return _sock.is_valid() && _sock->is_open();
}
StreamPeerTCP::Status StreamPeerTCP::get_status() {
if (status == STATUS_CONNECTING) {
_poll_connection();
}
return status;
}
void StreamPeerTCP::disconnect_from_host() {
if (_sock.is_valid() && _sock->is_open())
_sock->close();
status = STATUS_NONE;
peer_host = IP_Address();
peer_port = 0;
}
Error StreamPeerTCP::put_data(const uint8_t *p_data, int p_bytes) {
int total;
return write(p_data, p_bytes, total, true);
}
Error StreamPeerTCP::put_partial_data(const uint8_t *p_data, int p_bytes, int &r_sent) {
return write(p_data, p_bytes, r_sent, false);
}
Error StreamPeerTCP::get_data(uint8_t *p_buffer, int p_bytes) {
int total;
return read(p_buffer, p_bytes, total, true);
}
Error StreamPeerTCP::get_partial_data(uint8_t *p_buffer, int p_bytes, int &r_received) {
return read(p_buffer, p_bytes, r_received, false);
}
int StreamPeerTCP::get_available_bytes() const {
ERR_FAIL_COND_V(!_sock.is_valid(), -1);
return _sock->get_available_bytes();
}
IP_Address StreamPeerTCP::get_connected_host() const {
return peer_host;
}
uint16_t StreamPeerTCP::get_connected_port() const {
return peer_port;
}
Error StreamPeerTCP::_connect(const String &p_address, int p_port) {
@ -62,23 +335,15 @@ void StreamPeerTCP::_bind_methods() {
BIND_ENUM_CONSTANT(STATUS_ERROR);
}
Ref<StreamPeerTCP> StreamPeerTCP::create_ref() {
if (!_create)
return Ref<StreamPeerTCP>();
return Ref<StreamPeerTCP>(_create());
}
StreamPeerTCP *StreamPeerTCP::create() {
if (!_create)
return NULL;
return _create();
}
StreamPeerTCP::StreamPeerTCP() {
_sock = Ref<NetSocket>(NetSocket::create());
status = STATUS_NONE;
peer_host = IP_Address();
peer_port = 0;
}
StreamPeerTCP::~StreamPeerTCP(){
StreamPeerTCP::~StreamPeerTCP() {
};
disconnect_from_host();
}

38
core/io/stream_peer_tcp.h
View file

@ -33,6 +33,7 @@
#include "core/io/ip.h"
#include "core/io/ip_address.h"
#include "core/io/net_socket.h"
#include "core/io/stream_peer.h"
class StreamPeerTCP : public StreamPeer {
@ -50,24 +51,37 @@ public:
};
protected:
virtual Error _connect(const String &p_address, int p_port);
static StreamPeerTCP *(*_create)();
Ref<NetSocket> _sock;
Status status;
IP_Address peer_host;
uint16_t peer_port;
Error _connect(const String &p_address, int p_port);
Error _poll_connection();
Error write(const uint8_t *p_data, int p_bytes, int &r_sent, bool p_block);
Error read(uint8_t *p_buffer, int p_bytes, int &r_received, bool p_block);
static void _bind_methods();
public:
virtual Error connect_to_host(const IP_Address &p_host, uint16_t p_port) = 0;
void accept_socket(Ref<NetSocket> p_sock, IP_Address p_host, uint16_t p_port);
//read/write from streampeer
Error connect_to_host(const IP_Address &p_host, uint16_t p_port);
bool is_connected_to_host() const;
IP_Address get_connected_host() const;
uint16_t get_connected_port() const;
void disconnect_from_host();
virtual bool is_connected_to_host() const = 0;
virtual Status get_status() const = 0;
virtual void disconnect_from_host() = 0;
virtual IP_Address get_connected_host() const = 0;
virtual uint16_t get_connected_port() const = 0;
virtual void set_no_delay(bool p_enabled) = 0;
int get_available_bytes() const;
Status get_status();
static Ref<StreamPeerTCP> create_ref();
static StreamPeerTCP *create();
void set_no_delay(bool p_enabled);
// Read/Write from StreamPeer
Error put_data(const uint8_t *p_data, int p_bytes);
Error put_partial_data(const uint8_t *p_data, int p_bytes, int &r_sent);
Error get_data(uint8_t *p_buffer, int p_bytes);
Error get_partial_data(uint8_t *p_buffer, int p_bytes, int &r_received);
StreamPeerTCP();
~StreamPeerTCP();

103
core/io/tcp_server.cpp
View file

@ -30,22 +30,6 @@
#include "tcp_server.h"
TCP_Server *(*TCP_Server::_create)() = NULL;
Ref<TCP_Server> TCP_Server::create_ref() {
if (!_create)
return NULL;
return Ref<TCP_Server>(_create());
}
TCP_Server *TCP_Server::create() {
if (!_create)
return NULL;
return _create();
}
void TCP_Server::_bind_methods() {
ClassDB::bind_method(D_METHOD("listen", "port", "bind_address"), &TCP_Server::listen, DEFVAL("*"));
@ -54,5 +38,90 @@ void TCP_Server::_bind_methods() {
ClassDB::bind_method(D_METHOD("stop"), &TCP_Server::stop);
}
TCP_Server::TCP_Server() {
Error TCP_Server::listen(uint16_t p_port, const IP_Address &p_bind_address) {
ERR_FAIL_COND_V(!_sock.is_valid(), ERR_UNAVAILABLE);
ERR_FAIL_COND_V(_sock->is_open(), ERR_ALREADY_IN_USE);
ERR_FAIL_COND_V(!p_bind_address.is_valid() && !p_bind_address.is_wildcard(), ERR_INVALID_PARAMETER);
Error err;
IP::Type ip_type = IP::TYPE_ANY;
// If the bind address is valid use its type as the socket type
if (p_bind_address.is_valid())
ip_type = p_bind_address.is_ipv4() ? IP::TYPE_IPV4 : IP::TYPE_IPV6;
err = _sock->open(NetSocket::TYPE_TCP, ip_type);
ERR_FAIL_COND_V(err != OK, ERR_CANT_CREATE);
_sock->set_blocking_enabled(false);
_sock->set_reuse_address_enabled(true);
err = _sock->bind(p_bind_address, p_port);
if (err != OK) {
_sock->close();
return ERR_ALREADY_IN_USE;
}
err = _sock->listen(MAX_PENDING_CONNECTIONS);
if (err != OK) {
_sock->close();
return FAILED;
}
return OK;
}
bool TCP_Server::is_connection_available() const {
ERR_FAIL_COND_V(!_sock.is_valid(), false);
if (!_sock->is_open())
return false;
Error err = _sock->poll(NetSocket::POLL_TYPE_IN, 0);
if (err != OK) {
return false;
}
return true;
}
Ref<StreamPeerTCP> TCP_Server::take_connection() {
Ref<StreamPeerTCP> conn;
if (!is_connection_available()) {
return conn;
}
Ref<NetSocket> ns;
IP_Address ip;
uint16_t port = 0;
ns = _sock->accept(ip, port);
if (!ns.is_valid())
return conn;
conn = Ref<StreamPeerTCP>(memnew(StreamPeerTCP));
conn->accept_socket(ns, ip, port);
return conn;
}
void TCP_Server::stop() {
if (_sock.is_valid()) {
_sock->close();
}
}
TCP_Server::TCP_Server() {
_sock = Ref<NetSocket>(NetSocket::create());
}
TCP_Server::~TCP_Server() {
stop();
}

19
core/io/tcp_server.h
View file

@ -32,6 +32,7 @@
#define TCP_SERVER_H
#include "core/io/ip.h"
#include "core/io/net_socket.h"
#include "core/io/stream_peer.h"
#include "core/io/stream_peer_tcp.h"
@ -40,22 +41,22 @@ class TCP_Server : public Reference {
GDCLASS(TCP_Server, Reference);
protected:
static TCP_Server *(*_create)();
enum {
MAX_PENDING_CONNECTIONS = 8
};
//bind helper
Ref<NetSocket> _sock;
static void _bind_methods();
public:
virtual Error listen(uint16_t p_port, const IP_Address &p_bind_address = IP_Address("*")) = 0;
virtual bool is_connection_available() const = 0;
virtual Ref<StreamPeerTCP> take_connection() = 0;
Error listen(uint16_t p_port, const IP_Address &p_bind_address = IP_Address("*"));
bool is_connection_available() const;
Ref<StreamPeerTCP> take_connection();
virtual void stop() = 0; //stop listening
static Ref<TCP_Server> create_ref();
static TCP_Server *create();
void stop(); // Stop listening
TCP_Server();
~TCP_Server();
};
#endif // TCP_SERVER_H

6
core/register_core_types.cpp
View file

@ -146,9 +146,9 @@ void register_core_types() {
ClassDB::register_class<FuncRef>();
ClassDB::register_virtual_class<StreamPeer>();
ClassDB::register_class<StreamPeerBuffer>();
ClassDB::register_custom_instance_class<StreamPeerTCP>();
ClassDB::register_custom_instance_class<TCP_Server>();
ClassDB::register_custom_instance_class<PacketPeerUDP>();
ClassDB::register_class<StreamPeerTCP>();
ClassDB::register_class<TCP_Server>();
ClassDB::register_class<PacketPeerUDP>();
ClassDB::register_custom_instance_class<StreamPeerSSL>();
ClassDB::register_virtual_class<IP>();
ClassDB::register_virtual_class<PacketPeer>();

2
core/script_debugger_remote.cpp
View file

@ -1084,7 +1084,7 @@ ScriptDebuggerRemote::ScriptDebuggerRemote() :
max_frame_functions(16),
skip_profile_frame(false),
reload_all_scripts(false),
tcp_client(StreamPeerTCP::create_ref()),
tcp_client(Ref<StreamPeerTCP>(memnew(StreamPeerTCP))),
packet_peer_stream(Ref<PacketPeerStream>(memnew(PacketPeerStream))),
last_perf_time(0),
performance(Engine::get_singleton()->get_singleton_object("Performance")),

535
drivers/unix/net_socket_posix.cpp Normal file
View file

@ -0,0 +1,535 @@
/*************************************************************************/
/* net_socket_posix.cpp */
/*************************************************************************/
/* This file is part of: */
/* GODOT ENGINE */
/* https://godotengine.org */
/*************************************************************************/
/* Copyright (c) 2007-2018 Juan Linietsky, Ariel Manzur. */
/* Copyright (c) 2014-2018 Godot Engine contributors (cf. AUTHORS.md) */
/* */
/* Permission is hereby granted, free of charge, to any person obtaining */
/* a copy of this software and associated documentation files (the */
/* "Software"), to deal in the Software without restriction, including */
/* without limitation the rights to use, copy, modify, merge, publish, */
/* distribute, sublicense, and/or sell copies of the Software, and to */
/* permit persons to whom the Software is furnished to do so, subject to */
/* the following conditions: */
/* */
/* The above copyright notice and this permission notice shall be */
/* included in all copies or substantial portions of the Software. */
/* */
/* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, */
/* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF */
/* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.*/
/* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY */
/* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, */
/* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE */
/* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. */
/*************************************************************************/
#include "net_socket_posix.h"
#if defined(UNIX_ENABLED)
#include <errno.h>
#include <netdb.h>
#include <poll.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <sys/ioctl.h>
#include <sys/types.h>
#include <unistd.h>
#ifndef NO_FCNTL
#ifdef __HAIKU__
#include <fcntl.h>
#else
#include <sys/fcntl.h>
#endif
#else
#include <sys/ioctl.h>
#endif
#include <netinet/in.h>
#include <sys/socket.h>
#ifdef JAVASCRIPT_ENABLED
#include <arpa/inet.h>
#endif
#include <netinet/tcp.h>
#if defined(OSX_ENABLED) || defined(IPHONE_ENABLED)
#define MSG_NOSIGNAL SO_NOSIGPIPE
#endif
// Some custom defines to minimize ifdefs
#define SOCK_EMPTY -1
#define SOCK_BUF(x) x
#define SOCK_CBUF(x) x
#define SOCK_IOCTL ioctl
#define SOCK_POLL ::poll
#define SOCK_CLOSE ::close
/* Windows */
#elif defined(WINDOWS_ENABLED)
#include <winsock2.h>
#include <ws2tcpip.h>
// Some custom defines to minimize ifdefs
#define SOCK_EMPTY INVALID_SOCKET
#define SOCK_BUF(x) (char *)(x)
#define SOCK_CBUF(x) (const char *)(x)
#define SOCK_IOCTL ioctlsocket
#define SOCK_POLL WSAPoll
#define SOCK_CLOSE closesocket
// Windows doesn't have this flag
#ifndef MSG_NOSIGNAL
#define MSG_NOSIGNAL 0
#endif
#endif
static size_t _set_addr_storage(struct sockaddr_storage *p_addr, const IP_Address &p_ip, uint16_t p_port, IP::Type p_ip_type) {
memset(p_addr, 0, sizeof(struct sockaddr_storage));
if (p_ip_type == IP::TYPE_IPV6 || p_ip_type == IP::TYPE_ANY) { // IPv6 socket
// IPv6 only socket with IPv4 address
ERR_FAIL_COND_V(!p_ip.is_wildcard() && p_ip_type == IP::TYPE_IPV6 && p_ip.is_ipv4(), 0);
struct sockaddr_in6 *addr6 = (struct sockaddr_in6 *)p_addr;
addr6->sin6_family = AF_INET6;
addr6->sin6_port = htons(p_port);
if (p_ip.is_valid()) {
copymem(&addr6->sin6_addr.s6_addr, p_ip.get_ipv6(), 16);
} else {
addr6->sin6_addr = in6addr_any;
}
return sizeof(sockaddr_in6);
} else { // IPv4 socket
// IPv4 socket with IPv6 address
ERR_FAIL_COND_V(!p_ip.is_ipv4(), 0);
struct sockaddr_in *addr4 = (struct sockaddr_in *)p_addr;
addr4->sin_family = AF_INET;
addr4->sin_port = htons(p_port); // short, network byte order
if (p_ip.is_valid()) {
copymem(&addr4->sin_addr.s_addr, p_ip.get_ipv4(), 4);
} else {
addr4->sin_addr.s_addr = INADDR_ANY;
}
copymem(&addr4->sin_addr.s_addr, p_ip.get_ipv4(), 16);
return sizeof(sockaddr_in);
}
}
static void _set_ip_port(IP_Address &r_ip, uint16_t &r_port, struct sockaddr_storage *p_addr) {
if (p_addr->ss_family == AF_INET) {
struct sockaddr_in *addr4 = (struct sockaddr_in *)p_addr;
r_ip.set_ipv4((uint8_t *)&(addr4->sin_addr.s_addr));
r_port = ntohs(addr4->sin_port);
} else if (p_addr->ss_family == AF_INET6) {
struct sockaddr_in6 *addr6 = (struct sockaddr_in6 *)p_addr;
r_ip.set_ipv6(addr6->sin6_addr.s6_addr);
r_port = ntohs(addr6->sin6_port);
};
}
NetSocket *NetSocketPosix::_create_func() {
return memnew(NetSocketPosix);
}
void NetSocketPosix::make_default() {
_create = _create_func;
}
NetSocketPosix::NetSocketPosix() {
_sock = SOCK_EMPTY;
_ip_type = IP::TYPE_NONE;
_is_stream = false;
}
NetSocketPosix::~NetSocketPosix() {
close();
}
NetSocketPosix::NetError NetSocketPosix::_get_socket_error() {
#if defined(WINDOWS_ENABLED)
int err = WSAGetLastError();
if (err == WSAEISCONN)
return ERR_NET_IS_CONNECTED;
if (err == WSAEINPROGRESS || errno == WSAEALREADY)
return ERR_NET_IN_PROGRESS;
if (err == WSAEWOULDBLOCK)
return ERR_NET_WOULD_BLOCK;
return ERR_NET_OTHER;
#else
if (errno == EISCONN)
return ERR_NET_IS_CONNECTED;
if (errno == EINPROGRESS || errno == EALREADY)
return ERR_NET_IN_PROGRESS;
if (errno == EAGAIN || errno == EWOULDBLOCK)
return ERR_NET_WOULD_BLOCK;
return ERR_NET_OTHER;
#endif
}
bool NetSocketPosix::_can_use_ip(const IP_Address p_ip, const bool p_for_bind) const {
if (p_for_bind && !(p_ip.is_valid() || p_ip.is_wildcard())) {
return false;
} else if (!p_for_bind && !p_ip.is_valid()) {
return false;
}
// Check if socket support this IP type.
IP::Type type = p_ip.is_ipv4() ? IP::TYPE_IPV4 : IP::TYPE_IPV6;
if (_ip_type != IP::TYPE_ANY && !p_ip.is_wildcard() && _ip_type != type) {
return false;
}
return true;
}
void NetSocketPosix::_set_socket(SOCKET_TYPE p_sock, IP::Type p_ip_type, bool p_is_stream) {
_sock = p_sock;
_ip_type = p_ip_type;
_is_stream = p_is_stream;
}
Error NetSocketPosix::open(Type p_sock_type, IP::Type &ip_type) {
ERR_FAIL_COND_V(is_open(), ERR_ALREADY_IN_USE);
ERR_FAIL_COND_V(ip_type > IP::TYPE_ANY || ip_type < IP::TYPE_NONE, ERR_INVALID_PARAMETER);
#if defined(__OpenBSD__)
// OpenBSD does not support dual stacking, fallback to IPv4 only.
if (ip_type == IP::TYPE_ANY)
ip_type = IP::TYPE_IPV4;
#endif
int family = ip_type == IP::TYPE_IPV4 ? AF_INET : AF_INET6;
int protocol = p_sock_type == TYPE_TCP ? IPPROTO_TCP : IPPROTO_UDP;
int type = p_sock_type == TYPE_TCP ? SOCK_STREAM : SOCK_DGRAM;
_sock = socket(family, type, protocol);
if (_sock == SOCK_EMPTY && ip_type == IP::TYPE_ANY) {
// Careful here, changing the referenced parameter so the caller knows that we are using an IPv4 socket
// in place of a dual stack one, and further calls to _set_sock_addr will work as expected.
ip_type = IP::TYPE_IPV4;
family = AF_INET;
_sock = socket(family, type, protocol);
}
ERR_FAIL_COND_V(_sock == SOCK_EMPTY, FAILED);
_ip_type = ip_type;
if (family == AF_INET6) {
// Select IPv4 over IPv6 mapping
set_ipv6_only_enabled(ip_type != IP::TYPE_ANY);
}
if (protocol == IPPROTO_UDP && ip_type != IP::TYPE_IPV6) {
// Enable broadcasting for UDP sockets if it's not IPv6 only (IPv6 has no broadcast option).
set_broadcasting_enabled(true);
}
_is_stream = p_sock_type == TYPE_TCP;
return OK;
}
void NetSocketPosix::close() {
if (_sock != SOCK_EMPTY)
SOCK_CLOSE(_sock);
_sock = SOCK_EMPTY;
_ip_type = IP::TYPE_NONE;
_is_stream = false;
}
Error NetSocketPosix::bind(IP_Address p_addr, uint16_t p_port) {
ERR_FAIL_COND_V(!is_open(), ERR_UNCONFIGURED);
ERR_FAIL_COND_V(!_can_use_ip(p_addr, true), ERR_INVALID_PARAMETER);
sockaddr_storage addr;
size_t addr_size = _set_addr_storage(&addr, p_addr, p_port, _ip_type);
if (::bind(_sock, (struct sockaddr *)&addr, addr_size) == SOCK_EMPTY) {
close();
ERR_FAIL_V(ERR_UNAVAILABLE);
}
return OK;
}
Error NetSocketPosix::listen(int p_max_pending) {
ERR_FAIL_COND_V(!is_open(), ERR_UNCONFIGURED);
if (::listen(_sock, p_max_pending) == SOCK_EMPTY) {
close();
ERR_FAIL_V(FAILED);
};
return OK;
}
Error NetSocketPosix::connect_to_host(IP_Address p_host, uint16_t p_port) {
ERR_FAIL_COND_V(!is_open(), ERR_UNCONFIGURED);
ERR_FAIL_COND_V(!_can_use_ip(p_host, false), ERR_INVALID_PARAMETER);
struct sockaddr_storage addr;
size_t addr_size = _set_addr_storage(&addr, p_host, p_port, _ip_type);
if (::connect(_sock, (struct sockaddr *)&addr, addr_size) == SOCK_EMPTY) {
NetError err = _get_socket_error();
switch (err) {
// We are already connected
case ERR_NET_IS_CONNECTED:
return OK;
// Still waiting to connect, try again in a while
case ERR_NET_WOULD_BLOCK:
case ERR_NET_IN_PROGRESS:
return ERR_BUSY;
default:
ERR_PRINT("Connection to remote host failed!");
close();
return FAILED;
}
}
return OK;
}
Error NetSocketPosix::poll(PollType p_type, int timeout) const {
ERR_FAIL_COND_V(!is_open(), ERR_UNCONFIGURED);
struct pollfd pfd;
pfd.fd = _sock;
pfd.events = POLLIN;
pfd.revents = 0;
switch (p_type) {
case POLL_TYPE_IN:
pfd.events = POLLIN;
break;
case POLL_TYPE_OUT:
pfd.events = POLLOUT;
break;
case POLL_TYPE_IN_OUT:
pfd.events = POLLOUT || POLLIN;
}
int ret = SOCK_POLL(&pfd, 1, timeout);
ERR_FAIL_COND_V(ret < 0, FAILED);
if (ret == 0)
return ERR_BUSY;
return OK;
}
Error NetSocketPosix::recv(uint8_t *p_buffer, int p_len, int &r_read) {
ERR_FAIL_COND_V(!is_open(), ERR_UNCONFIGURED);
r_read = ::recv(_sock, SOCK_BUF(p_buffer), p_len, 0);
if (r_read < 0) {
NetError err = _get_socket_error();
if (err == ERR_NET_WOULD_BLOCK)
return ERR_BUSY;
return FAILED;
}
return OK;
}
Error NetSocketPosix::recvfrom(uint8_t *p_buffer, int p_len, int &r_read, IP_Address &r_ip, uint16_t &r_port) {
ERR_FAIL_COND_V(!is_open(), ERR_UNCONFIGURED);
struct sockaddr_storage from;
socklen_t len = sizeof(struct sockaddr_storage);
memset(&from, 0, len);
r_read = ::recvfrom(_sock, SOCK_BUF(p_buffer), p_len, 0, (struct sockaddr *)&from, &len);
if (r_read < 0) {
NetError err = _get_socket_error();
if (err == ERR_NET_WOULD_BLOCK)
return ERR_BUSY;
return FAILED;
}
if (from.ss_family == AF_INET) {
struct sockaddr_in *sin_from = (struct sockaddr_in *)&from;
r_ip.set_ipv4((uint8_t *)&sin_from->sin_addr);
r_port = ntohs(sin_from->sin_port);
} else if (from.ss_family == AF_INET6) {
struct sockaddr_in6 *s6_from = (struct sockaddr_in6 *)&from;
r_ip.set_ipv6((uint8_t *)&s6_from->sin6_addr);
r_port = ntohs(s6_from->sin6_port);
} else {
// Unsupported socket family, should never happen.
ERR_FAIL_V(FAILED);
}
return OK;
}
Error NetSocketPosix::send(const uint8_t *p_buffer, int p_len, int &r_sent) {
ERR_FAIL_COND_V(!is_open(), ERR_UNCONFIGURED);
int flags = 0;
if (_is_stream)
flags = MSG_NOSIGNAL;
r_sent = ::send(_sock, SOCK_CBUF(p_buffer), p_len, flags);
if (r_sent < 0) {
NetError err = _get_socket_error();
if (err == ERR_NET_WOULD_BLOCK)
return ERR_BUSY;
return FAILED;
}
return OK;
}
Error NetSocketPosix::sendto(const uint8_t *p_buffer, int p_len, int &r_sent, IP_Address p_ip, uint16_t p_port) {
ERR_FAIL_COND_V(!is_open(), ERR_UNCONFIGURED);
struct sockaddr_storage addr;
size_t addr_size = _set_addr_storage(&addr, p_ip, p_port, _ip_type);
r_sent = ::sendto(_sock, SOCK_CBUF(p_buffer), p_len, 0, (struct sockaddr *)&addr, addr_size);
if (r_sent < 0) {
NetError err = _get_socket_error();
if (err == ERR_NET_WOULD_BLOCK)
return ERR_BUSY;
return FAILED;
}
return OK;
}
void NetSocketPosix::set_broadcasting_enabled(bool p_enabled) {
ERR_FAIL_COND(!is_open());
// IPv6 has no broadcast support.
ERR_FAIL_COND(_ip_type == IP::TYPE_IPV6);
int par = p_enabled ? 1 : 0;
if (setsockopt(_sock, SOL_SOCKET, SO_BROADCAST, SOCK_CBUF(&par), sizeof(int)) != 0) {
WARN_PRINT("Unable to change broadcast setting");
}
}
void NetSocketPosix::set_blocking_enabled(bool p_enabled) {
ERR_FAIL_COND(!is_open());
int ret = 0;
#if defined(WINDOWS_ENABLED) || defined(NO_FCNTL)
unsigned long par = p_enabled ? 0 : 1;
ret = SOCK_IOCTL(_sock, FIONBIO, &par);
#else
int opts = fcntl(_sock, F_GETFL);
if (p_enabled)
ret = fcntl(_sock, F_SETFL, opts & ~O_NONBLOCK);
else
ret = fcntl(_sock, F_SETFL, opts | O_NONBLOCK);
#endif
if (ret != 0)
WARN_PRINT("Unable to change non-block mode");
}
void NetSocketPosix::set_ipv6_only_enabled(bool p_enabled) {
ERR_FAIL_COND(!is_open());
// This option is only avaiable in IPv6 sockets.
ERR_FAIL_COND(_ip_type == IP::TYPE_IPV4);
int par = p_enabled ? 1 : 0;
if (setsockopt(_sock, IPPROTO_IPV6, IPV6_V6ONLY, SOCK_CBUF(&par), sizeof(int)) != 0) {
WARN_PRINT("Unable to change IPv4 address mapping over IPv6 option");
}
}
void NetSocketPosix::set_tcp_no_delay_enabled(bool p_enabled) {
ERR_FAIL_COND(!is_open());
ERR_FAIL_COND(_ip_type != TYPE_TCP);
int par = p_enabled ? 1 : 0;
if (setsockopt(_sock, IPPROTO_TCP, TCP_NODELAY, SOCK_CBUF(&par), sizeof(int)) < 0) {
ERR_PRINT("Unable to set TCP no delay option");
}
}
void NetSocketPosix::set_reuse_address_enabled(bool p_enabled) {
ERR_FAIL_COND(!is_open());
int par = p_enabled ? 1 : 0;
if (setsockopt(_sock, SOL_SOCKET, SO_REUSEADDR, SOCK_CBUF(&par), sizeof(int)) < 0) {
WARN_PRINT("Unable to set socket REUSEADDR option!");
}
}
void NetSocketPosix::set_reuse_port_enabled(bool p_enabled) {
// Windows does not have this option, as it is always ON when setting REUSEADDR.
#ifndef WINDOWS_ENABLED
ERR_FAIL_COND(!is_open());
int par = p_enabled ? 1 : 0;
if (setsockopt(_sock, SOL_SOCKET, SO_REUSEPORT, SOCK_CBUF(&par), sizeof(int)) < 0) {
WARN_PRINT("Unable to set socket REUSEPORT option!");
}
#endif
}
bool NetSocketPosix::is_open() const {
return _sock != SOCK_EMPTY;
}
int NetSocketPosix::get_available_bytes() const {
ERR_FAIL_COND_V(_sock == SOCK_EMPTY, -1);
unsigned long len;
int ret = SOCK_IOCTL(_sock, FIONREAD, &len);
ERR_FAIL_COND_V(ret == -1, 0);
return len;
}
Ref<NetSocket> NetSocketPosix::accept(IP_Address &r_ip, uint16_t &r_port) {
Ref<NetSocket> out;
ERR_FAIL_COND_V(!is_open(), out);
struct sockaddr_storage their_addr;
socklen_t size = sizeof(their_addr);
SOCKET_TYPE fd = ::accept(_sock, (struct sockaddr *)&their_addr, &size);
ERR_FAIL_COND_V(fd == SOCK_EMPTY, out);
_set_ip_port(r_ip, r_port, &their_addr);
NetSocketPosix *ns = memnew(NetSocketPosix);
ns->_set_socket(fd, _ip_type, _is_stream);
ns->set_blocking_enabled(false);
return Ref<NetSocket>(ns);
}

121
drivers/windows/stream_peer_tcp_winsock.h → drivers/unix/net_socket_posix.h
View file

@ -1,5 +1,5 @@
/*************************************************************************/
/* stream_peer_tcp_winsock.h */
/* net_socket_posix.h */
/*************************************************************************/
/* This file is part of: */
/* GODOT ENGINE */
@ -28,65 +28,70 @@
/* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. */
/*************************************************************************/
#ifdef WINDOWS_ENABLED
#ifndef NET_SOCKET_UNIX_H
#define NET_SOCKET_UNIX_H
#ifndef STREAM_PEER_TCP_WINSOCK_H
#define STREAM_PEER_TCP_WINSOCK_H
#include "core/io/net_socket.h"
#include "core/error_list.h"
#if defined(WINDOWS_ENABLED)
#include <winsock2.h>
#include <ws2tcpip.h>
#define SOCKET_TYPE SOCKET
#include "core/io/ip_address.h"
#include "core/io/stream_peer_tcp.h"
class StreamPeerTCPWinsock : public StreamPeerTCP {
protected:
mutable Status status;
IP::Type sock_type;
int sockfd;
Error _block(int p_sockfd, bool p_read, bool p_write) const;
Error _poll_connection() const;
IP_Address peer_host;
int peer_port;
Error write(const uint8_t *p_data, int p_bytes, int &r_sent, bool p_block);
Error read(uint8_t *p_buffer, int p_bytes, int &r_received, bool p_block);
static StreamPeerTCP *_create();
public:
virtual Error connect_to_host(const IP_Address &p_host, uint16_t p_port);
virtual Error put_data(const uint8_t *p_data, int p_bytes);
virtual Error put_partial_data(const uint8_t *p_data, int p_bytes, int &r_sent);
virtual Error get_data(uint8_t *p_buffer, int p_bytes);
virtual Error get_partial_data(uint8_t *p_buffer, int p_bytes, int &r_received);
virtual int get_available_bytes() const;
void set_socket(int p_sockfd, IP_Address p_host, int p_port, IP::Type p_sock_type);
virtual IP_Address get_connected_host() const;
virtual uint16_t get_connected_port() const;
virtual bool is_connected_to_host() const;
virtual Status get_status() const;
virtual void disconnect_from_host();
static void make_default();
static void cleanup();
virtual void set_no_delay(bool p_enabled);
StreamPeerTCPWinsock();
~StreamPeerTCPWinsock();
};
#endif // STREAM_PEER_TCP_WINSOCK_H
#else
#define SOCKET_TYPE int
#endif
class NetSocketPosix : public NetSocket {
private:
SOCKET_TYPE _sock;
IP::Type _ip_type;
bool _is_stream;
enum NetError {
ERR_NET_WOULD_BLOCK,
ERR_NET_IS_CONNECTED,
ERR_NET_IN_PROGRESS,
ERR_NET_OTHER
};
NetError _get_socket_error();
void _set_socket(SOCKET_TYPE p_sock, IP::Type p_ip_type, bool p_is_stream);
protected:
static NetSocket *_create_func();
bool _can_use_ip(const IP_Address p_ip, const bool p_for_bind) const;
public:
static void make_default();
virtual Error open(Type p_sock_type, IP::Type &ip_type);
virtual void close();
virtual Error bind(IP_Address p_addr, uint16_t p_port);
virtual Error listen(int p_max_pending);
virtual Error connect_to_host(IP_Address p_addr, uint16_t p_port);
virtual Error poll(PollType p_type, int timeout) const;
virtual Error recv(uint8_t *p_buffer, int p_len, int &r_read);
virtual Error recvfrom(uint8_t *p_buffer, int p_len, int &r_read, IP_Address &r_ip, uint16_t &r_port);
virtual Error send(const uint8_t *p_buffer, int p_len, int &r_sent);
virtual Error sendto(const uint8_t *p_buffer, int p_len, int &r_sent, IP_Address p_ip, uint16_t p_port);
virtual Ref<NetSocket> accept(IP_Address &r_ip, uint16_t &r_port);
virtual bool is_open() const;
virtual int get_available_bytes() const;
virtual void set_broadcasting_enabled(bool p_enabled);
virtual void set_blocking_enabled(bool p_enabled);
virtual void set_ipv6_only_enabled(bool p_enabled);
virtual void set_tcp_no_delay_enabled(bool p_enabled);
virtual void set_reuse_address_enabled(bool p_enabled);
virtual void set_reuse_port_enabled(bool p_enabled);
NetSocketPosix();
~NetSocketPosix();
};
#endif

8
drivers/unix/os_unix.cpp
View file

@ -37,11 +37,9 @@
#include "drivers/unix/dir_access_unix.h"
#include "drivers/unix/file_access_unix.h"
#include "drivers/unix/mutex_posix.h"
#include "drivers/unix/packet_peer_udp_posix.h"
#include "drivers/unix/net_socket_posix.h"
#include "drivers/unix/rw_lock_posix.h"
#include "drivers/unix/semaphore_posix.h"
#include "drivers/unix/stream_peer_tcp_posix.h"
#include "drivers/unix/tcp_server_posix.h"
#include "drivers/unix/thread_posix.h"
#include "servers/visual_server.h"
@ -124,9 +122,7 @@ void OS_Unix::initialize_core() {
DirAccess::make_default<DirAccessUnix>(DirAccess::ACCESS_FILESYSTEM);
#ifndef NO_NETWORK
TCPServerPosix::make_default();
StreamPeerTCPPosix::make_default();
PacketPeerUDPPosix::make_default();
NetSocketPosix::make_default();
IP_Unix::make_default();
#endif

317
drivers/unix/packet_peer_udp_posix.cpp
View file

@ -1,317 +0,0 @@
/*************************************************************************/
/* packet_peer_udp_posix.cpp */
/*************************************************************************/
/* This file is part of: */
/* GODOT ENGINE */
/* https://godotengine.org */
/*************************************************************************/
/* Copyright (c) 2007-2018 Juan Linietsky, Ariel Manzur. */
/* Copyright (c) 2014-2018 Godot Engine contributors (cf. AUTHORS.md) */
/* */
/* Permission is hereby granted, free of charge, to any person obtaining */
/* a copy of this software and associated documentation files (the */
/* "Software"), to deal in the Software without restriction, including */
/* without limitation the rights to use, copy, modify, merge, publish, */
/* distribute, sublicense, and/or sell copies of the Software, and to */
/* permit persons to whom the Software is furnished to do so, subject to */
/* the following conditions: */
/* */
/* The above copyright notice and this permission notice shall be */
/* included in all copies or substantial portions of the Software. */
/* */
/* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, */
/* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF */
/* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.*/
/* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY */
/* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, */
/* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE */
/* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. */
/*************************************************************************/
#include "packet_peer_udp_posix.h"
#ifdef UNIX_ENABLED
#include <errno.h>
#include <netdb.h>
#include <sys/socket.h>
#include <sys/types.h>
#include <unistd.h>
#include <netinet/in.h>
#include <stdio.h>
#ifndef NO_FCNTL
#ifdef __HAIKU__
#include <fcntl.h>
#else
#include <sys/fcntl.h>
#endif
#else
#include <sys/ioctl.h>
#endif
#ifdef JAVASCRIPT_ENABLED
#include <arpa/inet.h>
#endif
#include "drivers/unix/socket_helpers.h"
int PacketPeerUDPPosix::get_available_packet_count() const {
Error err = const_cast<PacketPeerUDPPosix *>(this)->_poll(false);
if (err != OK)
return 0;
return queue_count;
}
Error PacketPeerUDPPosix::get_packet(const uint8_t **r_buffer, int &r_buffer_size) {
Error err = const_cast<PacketPeerUDPPosix *>(this)->_poll(false);
if (err != OK)
return err;
if (queue_count == 0)
return ERR_UNAVAILABLE;
uint32_t size = 0;
uint8_t type = IP::TYPE_NONE;
rb.read(&type, 1, true);
if (type == IP::TYPE_IPV4) {
uint8_t ip[4];
rb.read(ip, 4, true);
packet_ip.set_ipv4(ip);
} else {
uint8_t ipv6[16];
rb.read(ipv6, 16, true);
packet_ip.set_ipv6(ipv6);
};
rb.read((uint8_t *)&packet_port, 4, true);
rb.read((uint8_t *)&size, 4, true);
rb.read(packet_buffer, size, true);
--queue_count;
*r_buffer = packet_buffer;
r_buffer_size = size;
return OK;
}
Error PacketPeerUDPPosix::put_packet(const uint8_t *p_buffer, int p_buffer_size) {
ERR_FAIL_COND_V(!peer_addr.is_valid(), ERR_UNCONFIGURED);
if (sock_type == IP::TYPE_NONE)
sock_type = peer_addr.is_ipv4() ? IP::TYPE_IPV4 : IP::TYPE_IPV6;
int sock = _get_socket();
ERR_FAIL_COND_V(sock == -1, FAILED);
struct sockaddr_storage addr;
size_t addr_size = _set_sockaddr(&addr, peer_addr, peer_port, sock_type);
errno = 0;
int err;
_set_sock_blocking(blocking);
while ((err = sendto(sock, p_buffer, p_buffer_size, 0, (struct sockaddr *)&addr, addr_size)) != p_buffer_size) {
if (errno != EAGAIN) {
return FAILED;
} else if (!blocking) {
return ERR_UNAVAILABLE;
}
}
return OK;
}
int PacketPeerUDPPosix::get_max_packet_size() const {
return 512; // uhm maybe not
}
Error PacketPeerUDPPosix::listen(int p_port, const IP_Address &p_bind_address, int p_recv_buffer_size) {
ERR_FAIL_COND_V(sockfd != -1, ERR_ALREADY_IN_USE);
ERR_FAIL_COND_V(!p_bind_address.is_valid() && !p_bind_address.is_wildcard(), ERR_INVALID_PARAMETER);
#ifdef __OpenBSD__
sock_type = IP::TYPE_IPV4; // OpenBSD does not support dual stacking, fallback to IPv4 only.
#else
sock_type = IP::TYPE_ANY;
#endif
if (p_bind_address.is_valid())
sock_type = p_bind_address.is_ipv4() ? IP::TYPE_IPV4 : IP::TYPE_IPV6;
int sock = _get_socket();
if (sock == -1)
return ERR_CANT_CREATE;
sockaddr_storage addr = { 0 };
size_t addr_size = _set_listen_sockaddr(&addr, p_port, sock_type, IP_Address());
if (bind(sock, (struct sockaddr *)&addr, addr_size) == -1) {
close();
return ERR_UNAVAILABLE;
}
rb.resize(nearest_shift(p_recv_buffer_size));
return OK;
}
void PacketPeerUDPPosix::close() {
if (sockfd != -1)
::close(sockfd);
sockfd = -1;
sock_type = IP::TYPE_NONE;
rb.resize(16);
queue_count = 0;
}
Error PacketPeerUDPPosix::wait() {
return _poll(true);
}
Error PacketPeerUDPPosix::_poll(bool p_block) {
if (sockfd == -1) {
return FAILED;
}
_set_sock_blocking(p_block);
struct sockaddr_storage from = { 0 };
socklen_t len = sizeof(struct sockaddr_storage);
int ret;
while ((ret = recvfrom(sockfd, recv_buffer, MIN((int)sizeof(recv_buffer), MAX(rb.space_left() - 24, 0)), 0, (struct sockaddr *)&from, &len)) > 0) {
uint32_t port = 0;
if (from.ss_family == AF_INET) {
uint8_t type = (uint8_t)IP::TYPE_IPV4;
rb.write(&type, 1);
struct sockaddr_in *sin_from = (struct sockaddr_in *)&from;
rb.write((uint8_t *)&sin_from->sin_addr, 4);
port = ntohs(sin_from->sin_port);
} else if (from.ss_family == AF_INET6) {
uint8_t type = (uint8_t)IP::TYPE_IPV6;
rb.write(&type, 1);
struct sockaddr_in6 *s6_from = (struct sockaddr_in6 *)&from;
rb.write((uint8_t *)&s6_from->sin6_addr, 16);
port = ntohs(s6_from->sin6_port);
} else {
// WARN_PRINT("Ignoring packet with unknown address family");
uint8_t type = (uint8_t)IP::TYPE_NONE;
rb.write(&type, 1);
};
rb.write((uint8_t *)&port, 4);
rb.write((uint8_t *)&ret, 4);
rb.write(recv_buffer, ret);
len = sizeof(struct sockaddr_storage);
++queue_count;
if (p_block)
break;
};
// TODO: Should ECONNRESET be handled here?
if (ret == 0 || (ret == -1 && errno != EAGAIN)) {
close();
return FAILED;
};
return OK;
}
bool PacketPeerUDPPosix::is_listening() const {
return sockfd != -1;
}
IP_Address PacketPeerUDPPosix::get_packet_address() const {
return packet_ip;
}
int PacketPeerUDPPosix::get_packet_port() const {
return packet_port;
}
int PacketPeerUDPPosix::_get_socket() {
ERR_FAIL_COND_V(sock_type == IP::TYPE_NONE, -1);
if (sockfd != -1)
return sockfd;
sockfd = _socket_create(sock_type, SOCK_DGRAM, IPPROTO_UDP);
if (sockfd != -1)
_set_sock_blocking(false);
return sockfd;
}
void PacketPeerUDPPosix::_set_sock_blocking(bool p_blocking) {
if (sock_blocking == p_blocking)
return;
sock_blocking = p_blocking;
#ifndef NO_FCNTL
int opts = fcntl(sockfd, F_GETFL);
int ret = 0;
if (sock_blocking)
ret = fcntl(sockfd, F_SETFL, opts & ~O_NONBLOCK);
else
ret = fcntl(sockfd, F_SETFL, opts | O_NONBLOCK);
if (ret == -1)
perror("setting non-block mode");
#else
int bval = sock_blocking ? 0 : 1;
if (ioctl(sockfd, FIONBIO, &bval) == -1)
perror("setting non-block mode");
#endif
}
void PacketPeerUDPPosix::set_dest_address(const IP_Address &p_address, int p_port) {
peer_addr = p_address;
peer_port = p_port;
}
PacketPeerUDP *PacketPeerUDPPosix::_create() {
return memnew(PacketPeerUDPPosix);
};
void PacketPeerUDPPosix::make_default() {
PacketPeerUDP::_create = PacketPeerUDPPosix::_create;
};
PacketPeerUDPPosix::PacketPeerUDPPosix() {
blocking = true;
sock_blocking = true;
sockfd = -1;
packet_port = 0;
queue_count = 0;
peer_port = 0;
sock_type = IP::TYPE_NONE;
rb.resize(16);
}
PacketPeerUDPPosix::~PacketPeerUDPPosix() {
close();
}
#endif

88
drivers/unix/packet_peer_udp_posix.h
View file

@ -1,88 +0,0 @@
/*************************************************************************/
/* packet_peer_udp_posix.h */
/*************************************************************************/
/* This file is part of: */
/* GODOT ENGINE */
/* https://godotengine.org */
/*************************************************************************/
/* Copyright (c) 2007-2018 Juan Linietsky, Ariel Manzur. */
/* Copyright (c) 2014-2018 Godot Engine contributors (cf. AUTHORS.md) */
/* */
/* Permission is hereby granted, free of charge, to any person obtaining */
/* a copy of this software and associated documentation files (the */
/* "Software"), to deal in the Software without restriction, including */
/* without limitation the rights to use, copy, modify, merge, publish, */
/* distribute, sublicense, and/or sell copies of the Software, and to */
/* permit persons to whom the Software is furnished to do so, subject to */
/* the following conditions: */
/* */
/* The above copyright notice and this permission notice shall be */
/* included in all copies or substantial portions of the Software. */
/* */
/* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, */
/* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF */
/* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.*/
/* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY */
/* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, */
/* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE */
/* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. */
/*************************************************************************/
#ifndef PACKET_PEER_UDP_POSIX_H
#define PACKET_PEER_UDP_POSIX_H
#ifdef UNIX_ENABLED
#include "core/io/packet_peer_udp.h"
#include "core/ring_buffer.h"
class PacketPeerUDPPosix : public PacketPeerUDP {
enum {
PACKET_BUFFER_SIZE = 65536
};
RingBuffer<uint8_t> rb;
uint8_t recv_buffer[PACKET_BUFFER_SIZE];
uint8_t packet_buffer[PACKET_BUFFER_SIZE];
IP_Address packet_ip;
int packet_port;
int queue_count;
int sockfd;
bool sock_blocking;
IP::Type sock_type;
IP_Address peer_addr;
int peer_port;
_FORCE_INLINE_ int _get_socket();
static PacketPeerUDP *_create();
void _set_sock_blocking(bool p_blocking);
virtual Error _poll(bool p_block);
public:
virtual int get_available_packet_count() const;
virtual Error get_packet(const uint8_t **r_buffer, int &r_buffer_size);
virtual Error put_packet(const uint8_t *p_buffer, int p_buffer_size);
virtual int get_max_packet_size() const;
virtual Error listen(int p_port, const IP_Address &p_bind_address = IP_Address("*"), int p_recv_buffer_size = 65536);
virtual void close();
virtual Error wait();
virtual bool is_listening() const;
virtual IP_Address get_packet_address() const;
virtual int get_packet_port() const;
virtual void set_dest_address(const IP_Address &p_address, int p_port);
static void make_default();
PacketPeerUDPPosix();
~PacketPeerUDPPosix();
};
#endif // PACKET_PEER_UDP_POSIX_H
#endif

411
drivers/unix/stream_peer_tcp_posix.cpp
View file

@ -1,411 +0,0 @@
/*************************************************************************/
/* stream_peer_tcp_posix.cpp */
/*************************************************************************/
/* This file is part of: */
/* GODOT ENGINE */
/* https://godotengine.org */
/*************************************************************************/
/* Copyright (c) 2007-2018 Juan Linietsky, Ariel Manzur. */
/* Copyright (c) 2014-2018 Godot Engine contributors (cf. AUTHORS.md) */
/* */
/* Permission is hereby granted, free of charge, to any person obtaining */
/* a copy of this software and associated documentation files (the */
/* "Software"), to deal in the Software without restriction, including */
/* without limitation the rights to use, copy, modify, merge, publish, */
/* distribute, sublicense, and/or sell copies of the Software, and to */
/* permit persons to whom the Software is furnished to do so, subject to */
/* the following conditions: */
/* */
/* The above copyright notice and this permission notice shall be */
/* included in all copies or substantial portions of the Software. */
/* */
/* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, */
/* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF */
/* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.*/
/* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY */
/* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, */
/* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE */
/* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. */
/*************************************************************************/
#ifdef UNIX_ENABLED
#include "stream_peer_tcp_posix.h"
#include <errno.h>
#include <netdb.h>
#include <poll.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <sys/ioctl.h>
#include <sys/types.h>
#include <unistd.h>
#ifndef NO_FCNTL
#ifdef __HAIKU__
#include <fcntl.h>
#else
#include <sys/fcntl.h>
#endif
#else
#include <sys/ioctl.h>
#endif
#include <netinet/in.h>
#include <sys/socket.h>
#ifdef JAVASCRIPT_ENABLED
#include <arpa/inet.h>
#endif
#include <netinet/tcp.h>
#if defined(OSX_ENABLED) || defined(IPHONE_ENABLED)
#define MSG_NOSIGNAL SO_NOSIGPIPE
#endif
#include "drivers/unix/socket_helpers.h"
StreamPeerTCP *StreamPeerTCPPosix::_create() {
return memnew(StreamPeerTCPPosix);
};
void StreamPeerTCPPosix::make_default() {
StreamPeerTCP::_create = StreamPeerTCPPosix::_create;
};
Error StreamPeerTCPPosix::_block(int p_sockfd, bool p_read, bool p_write) const {
struct pollfd pfd;
pfd.fd = p_sockfd;
pfd.events = 0;
if (p_read)
pfd.events |= POLLIN;
if (p_write)
pfd.events |= POLLOUT;
pfd.revents = 0;
int ret = poll(&pfd, 1, -1);
return ret < 0 ? FAILED : OK;
};
Error StreamPeerTCPPosix::_poll_connection() const {
ERR_FAIL_COND_V(status != STATUS_CONNECTING || sockfd == -1, FAILED);
struct sockaddr_storage their_addr;
size_t addr_size = _set_sockaddr(&their_addr, peer_host, peer_port, sock_type);
if (::connect(sockfd, (struct sockaddr *)&their_addr, addr_size) == -1) {
if (errno == EISCONN) {
status = STATUS_CONNECTED;
return OK;
};
if (errno == EINPROGRESS || errno == EALREADY) {
return OK;
}
status = STATUS_ERROR;
return ERR_CONNECTION_ERROR;
} else {
status = STATUS_CONNECTED;
return OK;
};
return OK;
};
void StreamPeerTCPPosix::set_socket(int p_sockfd, IP_Address p_host, int p_port, IP::Type p_sock_type) {
sock_type = p_sock_type;
sockfd = p_sockfd;
#ifndef NO_FCNTL
if (fcntl(sockfd, F_SETFL, O_NONBLOCK) < 0) {
WARN_PRINT("Error setting socket as non blocking");
}
#else
int bval = 1;
if (ioctl(sockfd, FIONBIO, &bval) < 0) {
WARN_PRINT("Error setting socket as non blocking");
}
#endif
status = STATUS_CONNECTING;
peer_host = p_host;
peer_port = p_port;
};
Error StreamPeerTCPPosix::connect_to_host(const IP_Address &p_host, uint16_t p_port) {
ERR_FAIL_COND_V(!p_host.is_valid(), ERR_INVALID_PARAMETER);
sock_type = p_host.is_ipv4() ? IP::TYPE_IPV4 : IP::TYPE_IPV6;
sockfd = _socket_create(sock_type, SOCK_STREAM, IPPROTO_TCP);
if (sockfd == -1) {
ERR_PRINT("Socket creation failed!");
disconnect_from_host();
//perror("socket");
return FAILED;
};
#ifndef NO_FCNTL
if (fcntl(sockfd, F_SETFL, O_NONBLOCK) < 0) {
WARN_PRINT("Error setting socket as non blocking");
}
#else
int bval = 1;
if (ioctl(sockfd, FIONBIO, &bval) < 0) {
WARN_PRINT("Error setting socket as non blocking");
}
#endif
struct sockaddr_storage their_addr;
size_t addr_size = _set_sockaddr(&their_addr, p_host, p_port, sock_type);
errno = 0;
if (::connect(sockfd, (struct sockaddr *)&their_addr, addr_size) == -1 && errno != EINPROGRESS) {
ERR_PRINT("Connection to remote host failed!");
disconnect_from_host();
return FAILED;
};
if (errno == EINPROGRESS) {
status = STATUS_CONNECTING;
} else {
status = STATUS_CONNECTED;
};
peer_host = p_host;
peer_port = p_port;
return OK;
};
Error StreamPeerTCPPosix::write(const uint8_t *p_data, int p_bytes, int &r_sent, bool p_block) {
if (status == STATUS_NONE || status == STATUS_ERROR) {
return FAILED;
};
if (status != STATUS_CONNECTED) {
if (_poll_connection() != OK) {
return FAILED;
};
if (status != STATUS_CONNECTED) {
r_sent = 0;
return OK;
};
};
int data_to_send = p_bytes;
const uint8_t *offset = p_data;
if (sockfd == -1) return FAILED;
errno = 0;
int total_sent = 0;
while (data_to_send) {
int sent_amount = send(sockfd, offset, data_to_send, MSG_NOSIGNAL);
//printf("Sent TCP data of %d bytes, errno %d\n", sent_amount, errno);
if (sent_amount == -1) {
if (errno != EAGAIN) {
perror("Nothing sent");
disconnect_from_host();
ERR_PRINT("Server disconnected!\n");
return FAILED;
};
if (!p_block) {
r_sent = total_sent;
return OK;
};
_block(sockfd, false, true);
} else {
data_to_send -= sent_amount;
offset += sent_amount;
total_sent += sent_amount;
};
}
r_sent = total_sent;
return OK;
};
Error StreamPeerTCPPosix::read(uint8_t *p_buffer, int p_bytes, int &r_received, bool p_block) {
if (!is_connected_to_host()) {
return FAILED;
};
if (status == STATUS_CONNECTING) {
if (_poll_connection() != OK) {
return FAILED;
};
if (status != STATUS_CONNECTED) {
r_received = 0;
return OK;
};
};
int to_read = p_bytes;
int total_read = 0;
errno = 0;
while (to_read) {
int read = recv(sockfd, p_buffer + total_read, to_read, 0);
if (read == -1) {
if (errno != EAGAIN) {
perror("Nothing read");
disconnect_from_host();
ERR_PRINT("Server disconnected!\n");
return FAILED;
};
if (!p_block) {
r_received = total_read;
return OK;
};
_block(sockfd, true, false);
} else if (read == 0) {
sockfd = -1;
status = STATUS_NONE;
peer_port = 0;
peer_host = IP_Address();
r_received = total_read;
return ERR_FILE_EOF;
} else {
to_read -= read;
total_read += read;
};
};
r_received = total_read;
return OK;
};
void StreamPeerTCPPosix::set_no_delay(bool p_enabled) {
ERR_FAIL_COND(!is_connected_to_host());
int flag = p_enabled ? 1 : 0;
if (setsockopt(sockfd, IPPROTO_TCP, TCP_NODELAY, (char *)&flag, sizeof(int)) < 0) {
ERR_PRINT("Unable to set TCP no delay option");
}
}
bool StreamPeerTCPPosix::is_connected_to_host() const {
if (status == STATUS_NONE || status == STATUS_ERROR) {
return false;
};
if (status != STATUS_CONNECTED) {
return true;
};
return (sockfd != -1);
};
StreamPeerTCP::Status StreamPeerTCPPosix::get_status() const {
if (status == STATUS_CONNECTING) {
_poll_connection();
};
return status;
};
void StreamPeerTCPPosix::disconnect_from_host() {
if (sockfd != -1)
close(sockfd);
sock_type = IP::TYPE_NONE;
sockfd = -1;
status = STATUS_NONE;
peer_port = 0;
peer_host = IP_Address();
};
Error StreamPeerTCPPosix::put_data(const uint8_t *p_data, int p_bytes) {
int total;
return write(p_data, p_bytes, total, true);
};
Error StreamPeerTCPPosix::put_partial_data(const uint8_t *p_data, int p_bytes, int &r_sent) {
return write(p_data, p_bytes, r_sent, false);
};
Error StreamPeerTCPPosix::get_data(uint8_t *p_buffer, int p_bytes) {
int total;
return read(p_buffer, p_bytes, total, true);
};
Error StreamPeerTCPPosix::get_partial_data(uint8_t *p_buffer, int p_bytes, int &r_received) {
return read(p_buffer, p_bytes, r_received, false);
};
int StreamPeerTCPPosix::get_available_bytes() const {
unsigned long len;
int ret = ioctl(sockfd, FIONREAD, &len);
ERR_FAIL_COND_V(ret == -1, 0)
return len;
}
IP_Address StreamPeerTCPPosix::get_connected_host() const {
return peer_host;
};
uint16_t StreamPeerTCPPosix::get_connected_port() const {
return peer_port;
};
StreamPeerTCPPosix::StreamPeerTCPPosix() {
sock_type = IP::TYPE_NONE;
sockfd = -1;
status = STATUS_NONE;
peer_port = 0;
};
StreamPeerTCPPosix::~StreamPeerTCPPosix() {
disconnect_from_host();
};
#endif

207
drivers/unix/tcp_server_posix.cpp
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@ -1,207 +0,0 @@
/*************************************************************************/
/* tcp_server_posix.cpp */
/*************************************************************************/
/* This file is part of: */
/* GODOT ENGINE */
/* https://godotengine.org */
/*************************************************************************/
/* Copyright (c) 2007-2018 Juan Linietsky, Ariel Manzur. */
/* Copyright (c) 2014-2018 Godot Engine contributors (cf. AUTHORS.md) */
/* */
/* Permission is hereby granted, free of charge, to any person obtaining */
/* a copy of this software and associated documentation files (the */
/* "Software"), to deal in the Software without restriction, including */
/* without limitation the rights to use, copy, modify, merge, publish, */
/* distribute, sublicense, and/or sell copies of the Software, and to */
/* permit persons to whom the Software is furnished to do so, subject to */
/* the following conditions: */
/* */
/* The above copyright notice and this permission notice shall be */
/* included in all copies or substantial portions of the Software. */
/* */
/* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, */
/* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF */
/* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.*/
/* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY */
/* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, */
/* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE */
/* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. */
/*************************************************************************/
#include "tcp_server_posix.h"
#include "stream_peer_tcp_posix.h"
#ifdef UNIX_ENABLED
#include <poll.h>
#include <errno.h>
#include <netdb.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <sys/types.h>
#include <unistd.h>
#ifndef NO_FCNTL
#ifdef __HAIKU__
#include <fcntl.h>
#else
#include <sys/fcntl.h>
#endif
#else
#include <sys/ioctl.h>
#endif
#ifdef JAVASCRIPT_ENABLED
#include <arpa/inet.h>
#endif
#include <assert.h>
#include <netinet/in.h>
#include <sys/socket.h>
#include "drivers/unix/socket_helpers.h"
TCP_Server *TCPServerPosix::_create() {
return memnew(TCPServerPosix);
};
void TCPServerPosix::make_default() {
TCP_Server::_create = TCPServerPosix::_create;
};
Error TCPServerPosix::listen(uint16_t p_port, const IP_Address &p_bind_address) {
ERR_FAIL_COND_V(listen_sockfd != -1, ERR_ALREADY_IN_USE);
ERR_FAIL_COND_V(!p_bind_address.is_valid() && !p_bind_address.is_wildcard(), ERR_INVALID_PARAMETER);
int sockfd;
#ifdef __OpenBSD__
sock_type = IP::TYPE_IPV4; // OpenBSD does not support dual stacking, fallback to IPv4 only.
#else
sock_type = IP::TYPE_ANY;
#endif
// If the bind address is valid use its type as the socket type
if (p_bind_address.is_valid())
sock_type = p_bind_address.is_ipv4() ? IP::TYPE_IPV4 : IP::TYPE_IPV6;
sockfd = _socket_create(sock_type, SOCK_STREAM, IPPROTO_TCP);
ERR_FAIL_COND_V(sockfd == -1, FAILED);
#ifndef NO_FCNTL
if (fcntl(sockfd, F_SETFL, O_NONBLOCK) < 0) {
WARN_PRINT("Error setting socket as non blocking");
}
#else
int bval = 1;
if (ioctl(sockfd, FIONBIO, &bval) < 0) {
WARN_PRINT("Error setting socket as non blocking");
}
#endif
int reuse = 1;
if (setsockopt(sockfd, SOL_SOCKET, SO_REUSEADDR, (char *)&reuse, sizeof(reuse)) < 0) {
WARN_PRINT("REUSEADDR failed!")
}
struct sockaddr_storage addr;
size_t addr_size = _set_listen_sockaddr(&addr, p_port, sock_type, p_bind_address);
if (bind(sockfd, (struct sockaddr *)&addr, addr_size) != -1) {
if (::listen(sockfd, 1) == -1) {
close(sockfd);
ERR_FAIL_V(FAILED);
};
} else {
close(sockfd);
return ERR_ALREADY_IN_USE;
};
if (listen_sockfd != -1) {
stop();
};
listen_sockfd = sockfd;
return OK;
};
bool TCPServerPosix::is_connection_available() const {
if (listen_sockfd == -1) {
return false;
};
struct pollfd pfd;
pfd.fd = listen_sockfd;
pfd.events = POLLIN;
pfd.revents = 0;
int ret = poll(&pfd, 1, 0);
ERR_FAIL_COND_V(ret < 0, FAILED);
if (ret && (pfd.revents & POLLIN)) {
return true;
};
return false;
};
Ref<StreamPeerTCP> TCPServerPosix::take_connection() {
if (!is_connection_available()) {
return Ref<StreamPeerTCP>();
};
struct sockaddr_storage their_addr;
socklen_t size = sizeof(their_addr);
int fd = accept(listen_sockfd, (struct sockaddr *)&their_addr, &size);
ERR_FAIL_COND_V(fd == -1, Ref<StreamPeerTCP>());
#ifndef NO_FCNTL
if (fcntl(fd, F_SETFL, O_NONBLOCK) < 0) {
WARN_PRINT("Error setting socket as non blocking");
}
#else
int bval = 1;
if (ioctl(fd, FIONBIO, &bval) < 0) {
WARN_PRINT("Error setting socket as non blocking");
}
#endif
Ref<StreamPeerTCPPosix> conn = memnew(StreamPeerTCPPosix);
IP_Address ip;
int port = 0;
_set_ip_addr_port(ip, port, &their_addr);
conn->set_socket(fd, ip, port, sock_type);
return conn;
};
void TCPServerPosix::stop() {
if (listen_sockfd != -1) {
int ret = close(listen_sockfd);
ERR_FAIL_COND(ret != 0);
};
listen_sockfd = -1;
sock_type = IP::TYPE_NONE;
};
TCPServerPosix::TCPServerPosix() {
listen_sockfd = -1;
sock_type = IP::TYPE_NONE;
};
TCPServerPosix::~TCPServerPosix() {
stop();
};
#endif

299
drivers/windows/packet_peer_udp_winsock.cpp
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@ -1,299 +0,0 @@
/*************************************************************************/
/* packet_peer_udp_winsock.cpp */
/*************************************************************************/
/* This file is part of: */
/* GODOT ENGINE */
/* https://godotengine.org */
/*************************************************************************/
/* Copyright (c) 2007-2018 Juan Linietsky, Ariel Manzur. */
/* Copyright (c) 2014-2018 Godot Engine contributors (cf. AUTHORS.md) */
/* */
/* Permission is hereby granted, free of charge, to any person obtaining */
/* a copy of this software and associated documentation files (the */
/* "Software"), to deal in the Software without restriction, including */
/* without limitation the rights to use, copy, modify, merge, publish, */
/* distribute, sublicense, and/or sell copies of the Software, and to */
/* permit persons to whom the Software is furnished to do so, subject to */
/* the following conditions: */
/* */
/* The above copyright notice and this permission notice shall be */
/* included in all copies or substantial portions of the Software. */
/* */
/* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, */
/* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF */
/* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.*/
/* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY */
/* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, */
/* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE */
/* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. */
/*************************************************************************/
#ifdef WINDOWS_ENABLED
#include "packet_peer_udp_winsock.h"
#include <winsock2.h>
#include <ws2tcpip.h>
// Must be included after Windows headers or hell breaks loose
#include "drivers/unix/socket_helpers.h"
int PacketPeerUDPWinsock::get_available_packet_count() const {
Error err = const_cast<PacketPeerUDPWinsock *>(this)->_poll(false);
if (err != OK)
return 0;
return queue_count;
}
Error PacketPeerUDPWinsock::get_packet(const uint8_t **r_buffer, int &r_buffer_size) {
Error err = const_cast<PacketPeerUDPWinsock *>(this)->_poll(false);
if (err != OK)
return err;
if (queue_count == 0)
return ERR_UNAVAILABLE;
uint32_t size;
uint8_t type;
rb.read(&type, 1, true);
if (type == IP::TYPE_IPV4) {
uint8_t ip[4];
rb.read(ip, 4, true);
packet_ip.set_ipv4(ip);
} else {
uint8_t ip[16];
rb.read(ip, 16, true);
packet_ip.set_ipv6(ip);
};
rb.read((uint8_t *)&packet_port, 4, true);
rb.read((uint8_t *)&size, 4, true);
rb.read(packet_buffer, size, true);
--queue_count;
*r_buffer = packet_buffer;
r_buffer_size = size;
return OK;
}
Error PacketPeerUDPWinsock::put_packet(const uint8_t *p_buffer, int p_buffer_size) {
ERR_FAIL_COND_V(!peer_addr.is_valid(), ERR_UNCONFIGURED);
if (sock_type == IP::TYPE_NONE)
sock_type = peer_addr.is_ipv4() ? IP::TYPE_IPV4 : IP::TYPE_IPV6;
int sock = _get_socket();
ERR_FAIL_COND_V(sock == -1, FAILED);
struct sockaddr_storage addr;
size_t addr_size = _set_sockaddr(&addr, peer_addr, peer_port, sock_type);
_set_sock_blocking(blocking);
errno = 0;
int err;
while ((err = sendto(sock, (const char *)p_buffer, p_buffer_size, 0, (struct sockaddr *)&addr, addr_size)) != p_buffer_size) {
if (WSAGetLastError() != WSAEWOULDBLOCK) {
return FAILED;
} else if (!blocking) {
return ERR_UNAVAILABLE;
}
}
return OK;
}
int PacketPeerUDPWinsock::get_max_packet_size() const {
return 512; // uhm maybe not
}
void PacketPeerUDPWinsock::_set_sock_blocking(bool p_blocking) {
if (sock_blocking == p_blocking)
return;
sock_blocking = p_blocking;
unsigned long par = sock_blocking ? 0 : 1;
if (ioctlsocket(sockfd, FIONBIO, &par)) {
perror("setting non-block mode");
//close();
//return -1;
};
}
Error PacketPeerUDPWinsock::listen(int p_port, const IP_Address &p_bind_address, int p_recv_buffer_size) {
ERR_FAIL_COND_V(sockfd != -1, ERR_ALREADY_IN_USE);
ERR_FAIL_COND_V(!p_bind_address.is_valid() && !p_bind_address.is_wildcard(), ERR_INVALID_PARAMETER);
sock_type = IP::TYPE_ANY;
if (p_bind_address.is_valid())
sock_type = p_bind_address.is_ipv4() ? IP::TYPE_IPV4 : IP::TYPE_IPV6;
int sock = _get_socket();
if (sock == -1)
return ERR_CANT_CREATE;
struct sockaddr_storage addr = { 0 };
size_t addr_size = _set_listen_sockaddr(&addr, p_port, sock_type, IP_Address());
if (bind(sock, (struct sockaddr *)&addr, addr_size) == -1) {
close();
return ERR_UNAVAILABLE;
}
printf("UDP Connection listening on port %i\n", p_port);
rb.resize(nearest_shift(p_recv_buffer_size));
return OK;
}
void PacketPeerUDPWinsock::close() {
if (sockfd != -1)
::closesocket(sockfd);
sockfd = -1;
sock_type = IP::TYPE_NONE;
rb.resize(16);
queue_count = 0;
}
Error PacketPeerUDPWinsock::wait() {
return _poll(true);
}
Error PacketPeerUDPWinsock::_poll(bool p_wait) {
if (sockfd == -1) {
return FAILED;
}
_set_sock_blocking(p_wait);
struct sockaddr_storage from = { 0 };
int len = sizeof(struct sockaddr_storage);
int ret;
while ((ret = recvfrom(sockfd, (char *)recv_buffer, MIN((int)sizeof(recv_buffer), MAX(rb.space_left() - 24, 0)), 0, (struct sockaddr *)&from, &len)) > 0) {
uint32_t port = 0;
if (from.ss_family == AF_INET) {
uint8_t type = (uint8_t)IP::TYPE_IPV4;
rb.write(&type, 1);
struct sockaddr_in *sin_from = (struct sockaddr_in *)&from;
rb.write((uint8_t *)&sin_from->sin_addr, 4);
port = ntohs(sin_from->sin_port);
} else if (from.ss_family == AF_INET6) {
uint8_t type = (uint8_t)IP::TYPE_IPV6;
rb.write(&type, 1);
struct sockaddr_in6 *s6_from = (struct sockaddr_in6 *)&from;
rb.write((uint8_t *)&s6_from->sin6_addr, 16);
port = ntohs(s6_from->sin6_port);
} else {
// WARN_PRINT("Ignoring packet with unknown address family");
uint8_t type = (uint8_t)IP::TYPE_NONE;
rb.write(&type, 1);
};
rb.write((uint8_t *)&port, 4);
rb.write((uint8_t *)&ret, 4);
rb.write(recv_buffer, ret);
len = sizeof(struct sockaddr_storage);
++queue_count;
if (p_wait)
break;
};
if (ret == SOCKET_ERROR) {
int error = WSAGetLastError();
if (error == WSAEWOULDBLOCK) {
// Expected when doing non-blocking sockets, retry later.
} else if (error == WSAECONNRESET) {
// If the remote target does not accept messages, this error may occur, but is harmless.
// Once the remote target gets available, this message will disappear for new messages.
} else {
close();
return FAILED;
}
}
if (ret == 0) {
close();
return FAILED;
};
return OK;
}
bool PacketPeerUDPWinsock::is_listening() const {
return sockfd != -1;
}
IP_Address PacketPeerUDPWinsock::get_packet_address() const {
return packet_ip;
}
int PacketPeerUDPWinsock::get_packet_port() const {
return packet_port;
}
int PacketPeerUDPWinsock::_get_socket() {
ERR_FAIL_COND_V(sock_type == IP::TYPE_NONE, -1);
if (sockfd != -1)
return sockfd;
sockfd = _socket_create(sock_type, SOCK_DGRAM, IPPROTO_UDP);
if (sockfd != -1)
_set_sock_blocking(false);
return sockfd;
}
void PacketPeerUDPWinsock::set_dest_address(const IP_Address &p_address, int p_port) {
peer_addr = p_address;
peer_port = p_port;
}
void PacketPeerUDPWinsock::make_default() {
PacketPeerUDP::_create = PacketPeerUDPWinsock::_create;
};
PacketPeerUDP *PacketPeerUDPWinsock::_create() {
return memnew(PacketPeerUDPWinsock);
};
PacketPeerUDPWinsock::PacketPeerUDPWinsock() {
blocking = true;
sock_blocking = true;
sockfd = -1;
packet_port = 0;
queue_count = 0;
peer_port = 0;
sock_type = IP::TYPE_NONE;
rb.resize(16);
}
PacketPeerUDPWinsock::~PacketPeerUDPWinsock() {
close();
}
#endif

89
drivers/windows/packet_peer_udp_winsock.h
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@ -1,89 +0,0 @@
/*************************************************************************/
/* packet_peer_udp_winsock.h */
/*************************************************************************/
/* This file is part of: */
/* GODOT ENGINE */
/* https://godotengine.org */
/*************************************************************************/
/* Copyright (c) 2007-2018 Juan Linietsky, Ariel Manzur. */
/* Copyright (c) 2014-2018 Godot Engine contributors (cf. AUTHORS.md) */
/* */
/* Permission is hereby granted, free of charge, to any person obtaining */
/* a copy of this software and associated documentation files (the */
/* "Software"), to deal in the Software without restriction, including */
/* without limitation the rights to use, copy, modify, merge, publish, */
/* distribute, sublicense, and/or sell copies of the Software, and to */
/* permit persons to whom the Software is furnished to do so, subject to */
/* the following conditions: */
/* */
/* The above copyright notice and this permission notice shall be */
/* included in all copies or substantial portions of the Software. */
/* */
/* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, */
/* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF */
/* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.*/
/* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY */
/* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, */
/* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE */
/* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. */
/*************************************************************************/
#ifdef WINDOWS_ENABLED
#ifndef PACKET_PEER_UDP_WINSOCK_H
#define PACKET_PEER_UDP_WINSOCK_H
#include "core/io/packet_peer_udp.h"
#include "core/ring_buffer.h"
class PacketPeerUDPWinsock : public PacketPeerUDP {
enum {
PACKET_BUFFER_SIZE = 65536
};
RingBuffer<uint8_t> rb;
uint8_t recv_buffer[PACKET_BUFFER_SIZE];
uint8_t packet_buffer[PACKET_BUFFER_SIZE];
IP_Address packet_ip;
int packet_port;
int queue_count;
int sockfd;
bool sock_blocking;
IP::Type sock_type;
IP_Address peer_addr;
int peer_port;
_FORCE_INLINE_ int _get_socket();
static PacketPeerUDP *_create();
void _set_sock_blocking(bool p_blocking);
Error _poll(bool p_wait);
public:
virtual int get_available_packet_count() const;
virtual Error get_packet(const uint8_t **r_buffer, int &r_buffer_size);
virtual Error put_packet(const uint8_t *p_buffer, int p_buffer_size);
virtual int get_max_packet_size() const;
virtual Error listen(int p_port, const IP_Address &p_bind_address = IP_Address("*"), int p_recv_buffer_size = 65536);
virtual void close();
virtual Error wait();
virtual bool is_listening() const;
virtual IP_Address get_packet_address() const;
virtual int get_packet_port() const;
virtual void set_dest_address(const IP_Address &p_address, int p_port);
static void make_default();
PacketPeerUDPWinsock();
~PacketPeerUDPWinsock();
};
#endif // PACKET_PEER_UDP_WINSOCK_H
#endif

375
drivers/windows/stream_peer_tcp_winsock.cpp
View file

@ -1,375 +0,0 @@
/*************************************************************************/
/* stream_peer_tcp_winsock.cpp */
/*************************************************************************/
/* This file is part of: */
/* GODOT ENGINE */
/* https://godotengine.org */
/*************************************************************************/
/* Copyright (c) 2007-2018 Juan Linietsky, Ariel Manzur. */
/* Copyright (c) 2014-2018 Godot Engine contributors (cf. AUTHORS.md) */
/* */
/* Permission is hereby granted, free of charge, to any person obtaining */
/* a copy of this software and associated documentation files (the */
/* "Software"), to deal in the Software without restriction, including */
/* without limitation the rights to use, copy, modify, merge, publish, */
/* distribute, sublicense, and/or sell copies of the Software, and to */
/* permit persons to whom the Software is furnished to do so, subject to */
/* the following conditions: */
/* */
/* The above copyright notice and this permission notice shall be */
/* included in all copies or substantial portions of the Software. */
/* */
/* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, */
/* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF */
/* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.*/
/* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY */
/* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, */
/* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE */
/* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. */
/*************************************************************************/
#ifdef WINDOWS_ENABLED
#include "stream_peer_tcp_winsock.h"
#include <winsock2.h>
#include <ws2tcpip.h>
#include "drivers/unix/socket_helpers.h"
int winsock_refcount = 0;
StreamPeerTCP *StreamPeerTCPWinsock::_create() {
return memnew(StreamPeerTCPWinsock);
};
void StreamPeerTCPWinsock::make_default() {
StreamPeerTCP::_create = StreamPeerTCPWinsock::_create;
if (winsock_refcount == 0) {
WSADATA data;
WSAStartup(MAKEWORD(2, 2), &data);
};
++winsock_refcount;
};
void StreamPeerTCPWinsock::cleanup() {
--winsock_refcount;
if (winsock_refcount == 0) {
WSACleanup();
};
};
Error StreamPeerTCPWinsock::_block(int p_sockfd, bool p_read, bool p_write) const {
fd_set read, write;
FD_ZERO(&read);
FD_ZERO(&write);
if (p_read)
FD_SET(p_sockfd, &read);
if (p_write)
FD_SET(p_sockfd, &write);
int ret = select(p_sockfd + 1, &read, &write, NULL, NULL); // block forever
return ret < 0 ? FAILED : OK;
};
Error StreamPeerTCPWinsock::_poll_connection() const {
ERR_FAIL_COND_V(status != STATUS_CONNECTING || sockfd == INVALID_SOCKET, FAILED);
struct sockaddr_storage their_addr;
size_t addr_size = _set_sockaddr(&their_addr, peer_host, peer_port, sock_type);
if (::connect(sockfd, (struct sockaddr *)&their_addr, addr_size) == SOCKET_ERROR) {
int err = WSAGetLastError();
if (err == WSAEISCONN) {
status = STATUS_CONNECTED;
return OK;
};
if (err == WSAEINPROGRESS || err == WSAEALREADY) {
return OK;
}
status = STATUS_ERROR;
return ERR_CONNECTION_ERROR;
} else {
status = STATUS_CONNECTED;
return OK;
};
return OK;
};
Error StreamPeerTCPWinsock::write(const uint8_t *p_data, int p_bytes, int &r_sent, bool p_block) {
if (status == STATUS_NONE || status == STATUS_ERROR) {
return FAILED;
};
if (status != STATUS_CONNECTED) {
if (_poll_connection() != OK) {
return FAILED;
};
if (status != STATUS_CONNECTED) {
r_sent = 0;
return OK;
};
};
int data_to_send = p_bytes;
const uint8_t *offset = p_data;
if (sockfd == -1) return FAILED;
int total_sent = 0;
while (data_to_send) {
int sent_amount = send(sockfd, (const char *)offset, data_to_send, 0);
if (sent_amount == -1) {
if (WSAGetLastError() != WSAEWOULDBLOCK) {
perror("Nothing sent");
disconnect_from_host();
ERR_PRINT("Server disconnected!\n");
return FAILED;
};
if (!p_block) {
r_sent = total_sent;
return OK;
};
_block(sockfd, false, true);
} else {
data_to_send -= sent_amount;
offset += sent_amount;
total_sent += sent_amount;
};
}
r_sent = total_sent;
return OK;
};
Error StreamPeerTCPWinsock::read(uint8_t *p_buffer, int p_bytes, int &r_received, bool p_block) {
if (!is_connected_to_host()) {
return FAILED;
};
if (status != STATUS_CONNECTED) {
if (_poll_connection() != OK) {
return FAILED;
};
if (status != STATUS_CONNECTED) {
r_received = 0;
return OK;
};
};
int to_read = p_bytes;
int total_read = 0;
while (to_read) {
int read = recv(sockfd, (char *)p_buffer + total_read, to_read, 0);
if (read == -1) {
if (WSAGetLastError() != WSAEWOULDBLOCK) {
perror("Nothing read");
disconnect_from_host();
ERR_PRINT("Server disconnected!\n");
return FAILED;
};
if (!p_block) {
r_received = total_read;
return OK;
};
_block(sockfd, true, false);
} else if (read == 0) {
disconnect_from_host();
r_received = total_read;
return ERR_FILE_EOF;
} else {
to_read -= read;
total_read += read;
};
};
r_received = total_read;
return OK;
};
Error StreamPeerTCPWinsock::put_data(const uint8_t *p_data, int p_bytes) {
int total;
return write(p_data, p_bytes, total, true);
};
Error StreamPeerTCPWinsock::put_partial_data(const uint8_t *p_data, int p_bytes, int &r_sent) {
return write(p_data, p_bytes, r_sent, false);
};
Error StreamPeerTCPWinsock::get_data(uint8_t *p_buffer, int p_bytes) {
int total;
return read(p_buffer, p_bytes, total, true);
};
Error StreamPeerTCPWinsock::get_partial_data(uint8_t *p_buffer, int p_bytes, int &r_received) {
return read(p_buffer, p_bytes, r_received, false);
};
StreamPeerTCP::Status StreamPeerTCPWinsock::get_status() const {
if (status == STATUS_CONNECTING) {
_poll_connection();
};
return status;
};
bool StreamPeerTCPWinsock::is_connected_to_host() const {
if (status == STATUS_NONE || status == STATUS_ERROR) {
return false;
};
if (status != STATUS_CONNECTED) {
return true;
};
return (sockfd != INVALID_SOCKET);
};
void StreamPeerTCPWinsock::disconnect_from_host() {
if (sockfd != INVALID_SOCKET)
closesocket(sockfd);
sockfd = INVALID_SOCKET;
sock_type = IP::TYPE_NONE;
status = STATUS_NONE;
peer_host = IP_Address();
peer_port = 0;
};
void StreamPeerTCPWinsock::set_socket(int p_sockfd, IP_Address p_host, int p_port, IP::Type p_sock_type) {
sockfd = p_sockfd;
sock_type = p_sock_type;
status = STATUS_CONNECTING;
peer_host = p_host;
peer_port = p_port;
};
Error StreamPeerTCPWinsock::connect_to_host(const IP_Address &p_host, uint16_t p_port) {
ERR_FAIL_COND_V(!p_host.is_valid(), ERR_INVALID_PARAMETER);
sock_type = p_host.is_ipv4() ? IP::TYPE_IPV4 : IP::TYPE_IPV6;
sockfd = _socket_create(sock_type, SOCK_STREAM, IPPROTO_TCP);
if (sockfd == INVALID_SOCKET) {
ERR_PRINT("Socket creation failed!");
disconnect_from_host();
//perror("socket");
return FAILED;
};
unsigned long par = 1;
if (ioctlsocket(sockfd, FIONBIO, &par)) {
perror("setting non-block mode");
disconnect_from_host();
return FAILED;
};
struct sockaddr_storage their_addr;
size_t addr_size = _set_sockaddr(&their_addr, p_host, p_port, sock_type);
if (::connect(sockfd, (struct sockaddr *)&their_addr, addr_size) == SOCKET_ERROR) {
if (WSAGetLastError() != WSAEWOULDBLOCK) {
ERR_PRINT("Connection to remote host failed!");
disconnect_from_host();
return FAILED;
};
status = STATUS_CONNECTING;
} else {
status = STATUS_CONNECTED;
};
peer_host = p_host;
peer_port = p_port;
return OK;
};
void StreamPeerTCPWinsock::set_no_delay(bool p_enabled) {
ERR_FAIL_COND(!is_connected_to_host());
int flag = p_enabled ? 1 : 0;
if (setsockopt(sockfd, IPPROTO_TCP, TCP_NODELAY, (char *)&flag, sizeof(int)) != 0) {
ERR_PRINT("Unable to set TCP no delay option");
}
}
int StreamPeerTCPWinsock::get_available_bytes() const {
unsigned long len;
int ret = ioctlsocket(sockfd, FIONREAD, &len);
ERR_FAIL_COND_V(ret == -1, 0)
return len;
}
IP_Address StreamPeerTCPWinsock::get_connected_host() const {
return peer_host;
};
uint16_t StreamPeerTCPWinsock::get_connected_port() const {
return peer_port;
};
StreamPeerTCPWinsock::StreamPeerTCPWinsock() {
sock_type = IP::TYPE_NONE;
sockfd = INVALID_SOCKET;
status = STATUS_NONE;
peer_port = 0;
};
StreamPeerTCPWinsock::~StreamPeerTCPWinsock() {
disconnect_from_host();
};
#endif

189
drivers/windows/tcp_server_winsock.cpp
View file

@ -1,189 +0,0 @@
/*************************************************************************/
/* tcp_server_winsock.cpp */
/*************************************************************************/
/* This file is part of: */
/* GODOT ENGINE */
/* https://godotengine.org */
/*************************************************************************/
/* Copyright (c) 2007-2018 Juan Linietsky, Ariel Manzur. */
/* Copyright (c) 2014-2018 Godot Engine contributors (cf. AUTHORS.md) */
/* */
/* Permission is hereby granted, free of charge, to any person obtaining */
/* a copy of this software and associated documentation files (the */
/* "Software"), to deal in the Software without restriction, including */
/* without limitation the rights to use, copy, modify, merge, publish, */
/* distribute, sublicense, and/or sell copies of the Software, and to */
/* permit persons to whom the Software is furnished to do so, subject to */
/* the following conditions: */
/* */
/* The above copyright notice and this permission notice shall be */
/* included in all copies or substantial portions of the Software. */
/* */
/* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, */
/* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF */
/* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.*/
/* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY */
/* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, */
/* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE */
/* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. */
/*************************************************************************/
#ifdef WINDOWS_ENABLED
#include "tcp_server_winsock.h"
#include "stream_peer_tcp_winsock.h"
#include <winsock2.h>
#include <ws2tcpip.h>
#include "drivers/unix/socket_helpers.h"
extern int winsock_refcount;
TCP_Server *TCPServerWinsock::_create() {
return memnew(TCPServerWinsock);
};
void TCPServerWinsock::make_default() {
TCP_Server::_create = TCPServerWinsock::_create;
if (winsock_refcount == 0) {
WSADATA data;
WSAStartup(MAKEWORD(2, 2), &data);
};
++winsock_refcount;
};
void TCPServerWinsock::cleanup() {
--winsock_refcount;
if (winsock_refcount == 0) {
WSACleanup();
};
};
Error TCPServerWinsock::listen(uint16_t p_port, const IP_Address &p_bind_address) {
ERR_FAIL_COND_V(listen_sockfd != -1, ERR_ALREADY_IN_USE);
ERR_FAIL_COND_V(!p_bind_address.is_valid() && !p_bind_address.is_wildcard(), ERR_INVALID_PARAMETER);
int sockfd;
sock_type = IP::TYPE_ANY;
// If the bind address is valid use its type as the socket type
if (p_bind_address.is_valid())
sock_type = p_bind_address.is_ipv4() ? IP::TYPE_IPV4 : IP::TYPE_IPV6;
sockfd = _socket_create(sock_type, SOCK_STREAM, IPPROTO_TCP);
ERR_FAIL_COND_V(sockfd == INVALID_SOCKET, FAILED);
unsigned long par = 1;
if (ioctlsocket(sockfd, FIONBIO, &par)) {
perror("setting non-block mode");
stop();
return FAILED;
};
struct sockaddr_storage my_addr;
size_t addr_size = _set_listen_sockaddr(&my_addr, p_port, sock_type, p_bind_address);
int reuse = 1;
if (setsockopt(sockfd, SOL_SOCKET, SO_REUSEADDR, (char *)&reuse, sizeof(reuse)) < 0) {
printf("REUSEADDR failed!");
}
if (bind(sockfd, (struct sockaddr *)&my_addr, addr_size) != SOCKET_ERROR) {
if (::listen(sockfd, SOMAXCONN) == SOCKET_ERROR) {
closesocket(sockfd);
ERR_FAIL_V(FAILED);
};
} else {
closesocket(sockfd);
return ERR_ALREADY_IN_USE;
};
if (listen_sockfd != INVALID_SOCKET) {
stop();
};
listen_sockfd = sockfd;
return OK;
};
bool TCPServerWinsock::is_connection_available() const {
if (listen_sockfd == -1) {
return false;
};
timeval timeout;
timeout.tv_sec = 0;
timeout.tv_usec = 0;
fd_set pfd;
FD_ZERO(&pfd);
FD_SET(listen_sockfd, &pfd);
int ret = select(listen_sockfd + 1, &pfd, NULL, NULL, &timeout);
ERR_FAIL_COND_V(ret < 0, 0);
if (ret && (FD_ISSET(listen_sockfd, &pfd))) {
return true;
};
return false;
};
Ref<StreamPeerTCP> TCPServerWinsock::take_connection() {
if (!is_connection_available()) {
return NULL;
};
struct sockaddr_storage their_addr;
int sin_size = sizeof(their_addr);
int fd = accept(listen_sockfd, (struct sockaddr *)&their_addr, &sin_size);
ERR_FAIL_COND_V(fd == INVALID_SOCKET, NULL);
Ref<StreamPeerTCPWinsock> conn = memnew(StreamPeerTCPWinsock);
IP_Address ip;
int port;
_set_ip_addr_port(ip, port, &their_addr);
conn->set_socket(fd, ip, port, sock_type);
return conn;
};
void TCPServerWinsock::stop() {
if (listen_sockfd != INVALID_SOCKET) {
closesocket(listen_sockfd);
};
listen_sockfd = -1;
sock_type = IP::TYPE_NONE;
};
TCPServerWinsock::TCPServerWinsock() {
listen_sockfd = INVALID_SOCKET;
sock_type = IP::TYPE_NONE;
};
TCPServerWinsock::~TCPServerWinsock() {
stop();
};
#endif

61
drivers/windows/tcp_server_winsock.h
View file

@ -1,61 +0,0 @@
/*************************************************************************/
/* tcp_server_winsock.h */
/*************************************************************************/
/* This file is part of: */
/* GODOT ENGINE */
/* https://godotengine.org */
/*************************************************************************/
/* Copyright (c) 2007-2018 Juan Linietsky, Ariel Manzur. */
/* Copyright (c) 2014-2018 Godot Engine contributors (cf. AUTHORS.md) */
/* */
/* Permission is hereby granted, free of charge, to any person obtaining */
/* a copy of this software and associated documentation files (the */
/* "Software"), to deal in the Software without restriction, including */
/* without limitation the rights to use, copy, modify, merge, publish, */
/* distribute, sublicense, and/or sell copies of the Software, and to */
/* permit persons to whom the Software is furnished to do so, subject to */
/* the following conditions: */
/* */
/* The above copyright notice and this permission notice shall be */
/* included in all copies or substantial portions of the Software. */
/* */
/* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, */
/* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF */
/* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.*/
/* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY */
/* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, */
/* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE */
/* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. */
/*************************************************************************/
#ifdef WINDOWS_ENABLED
#ifndef TCP_SERVER_WINSOCK_H
#define TCP_SERVER_WINSOCK_H
#include "core/io/tcp_server.h"
class TCPServerWinsock : public TCP_Server {
int listen_sockfd;
IP::Type sock_type;
static TCP_Server *_create();
public:
virtual Error listen(uint16_t p_port, const IP_Address &p_bind_address = IP_Address("*"));
virtual bool is_connection_available() const;
virtual Ref<StreamPeerTCP> take_connection();
virtual void stop(); //stop listening
static void make_default();
static void cleanup();
TCPServerWinsock();
~TCPServerWinsock();
};
#endif
#endif

2
editor/fileserver/editor_file_server.cpp
View file

@ -330,7 +330,7 @@ void EditorFileServer::stop() {
EditorFileServer::EditorFileServer() {
server = TCP_Server::create_ref();
server.instance();
wait_mutex = Mutex::create();
quit = false;
active = false;

2
editor/script_editor_debugger.cpp
View file

@ -1987,7 +1987,7 @@ ScriptEditorDebugger::ScriptEditorDebugger(EditorNode *p_editor) {
inspector->connect("object_id_selected", this, "_scene_tree_property_select_object");
sc->add_child(inspector);
server = TCP_Server::create_ref();
server.instance();
pending_in_queue = 0;

10
platform/uwp/os_uwp.cpp
View file

@ -28,6 +28,9 @@
/* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. */
/*************************************************************************/
// Must include Winsock before windows.h (included by os_uwp.h)
#include "drivers/unix/net_socket_posix.h"
#include "os_uwp.h"
#include "core/io/marshalls.h"
@ -38,11 +41,8 @@
#include "drivers/windows/dir_access_windows.h"
#include "drivers/windows/file_access_windows.h"
#include "drivers/windows/mutex_windows.h"
#include "drivers/windows/packet_peer_udp_winsock.h"
#include "drivers/windows/rw_lock_windows.h"
#include "drivers/windows/semaphore_windows.h"
#include "drivers/windows/stream_peer_tcp_winsock.h"
#include "drivers/windows/tcp_server_winsock.h"
#include "main/main.h"
#include "platform/windows/windows_terminal_logger.h"
#include "servers/audio_server.h"
@ -151,9 +151,7 @@ void OSUWP::initialize_core() {
DirAccess::make_default<DirAccessWindows>(DirAccess::ACCESS_USERDATA);
DirAccess::make_default<DirAccessWindows>(DirAccess::ACCESS_FILESYSTEM);
TCPServerWinsock::make_default();
StreamPeerTCPWinsock::make_default();
PacketPeerUDPWinsock::make_default();
NetSocketPosix::make_default();
// We need to know how often the clock is updated
if (!QueryPerformanceFrequency((LARGE_INTEGER *)&ticks_per_second))

13
platform/windows/os_windows.cpp
View file

@ -28,6 +28,9 @@
/* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. */
/*************************************************************************/
// Must include Winsock before windows.h (included by os_windows.h)
#include "drivers/unix/net_socket_posix.h"
#include "os_windows.h"
#include "core/io/marshalls.h"
@ -37,11 +40,8 @@
#include "drivers/windows/dir_access_windows.h"
#include "drivers/windows/file_access_windows.h"
#include "drivers/windows/mutex_windows.h"
#include "drivers/windows/packet_peer_udp_winsock.h"
#include "drivers/windows/rw_lock_windows.h"
#include "drivers/windows/semaphore_windows.h"
#include "drivers/windows/stream_peer_tcp_winsock.h"
#include "drivers/windows/tcp_server_winsock.h"
#include "drivers/windows/thread_windows.h"
#include "joypad.h"
#include "lang_table.h"
@ -219,9 +219,7 @@ void OS_Windows::initialize_core() {
DirAccess::make_default<DirAccessWindows>(DirAccess::ACCESS_USERDATA);
DirAccess::make_default<DirAccessWindows>(DirAccess::ACCESS_FILESYSTEM);
TCPServerWinsock::make_default();
StreamPeerTCPWinsock::make_default();
PacketPeerUDPWinsock::make_default();
NetSocketPosix::make_default();
// We need to know how often the clock is updated
if (!QueryPerformanceFrequency((LARGE_INTEGER *)&ticks_per_second))
@ -1514,9 +1512,6 @@ void OS_Windows::finalize_core() {
timeEndPeriod(1);
memdelete(process_map);
TCPServerWinsock::cleanup();
StreamPeerTCPWinsock::cleanup();
}
void OS_Windows::alert(const String &p_alert, const String &p_title) {

9
thirdparty/enet/godot.cpp vendored
View file

@ -108,7 +108,7 @@ int enet_socket_bind(ENetSocket socket, const ENetAddress *address) {
ENetSocket enet_socket_create(ENetSocketType type) {
PacketPeerUDP *socket = PacketPeerUDP::create();
PacketPeerUDP *socket = memnew(PacketPeerUDP);
socket->set_blocking_mode(false);
return socket;
@ -151,7 +151,7 @@ int enet_socket_send(ENetSocket socket, const ENetAddress *address, const ENetBu
err = sock->put_packet((const uint8_t *)&w[0], size);
if (err != OK) {
if (err == ERR_UNAVAILABLE) { // blocking call
if (err == ERR_BUSY) { // Blocking call
return 0;
}
@ -168,8 +168,9 @@ int enet_socket_receive(ENetSocket socket, ENetAddress *address, ENetBuffer *buf
PacketPeerUDP *sock = (PacketPeerUDP *)socket;
if (sock->get_available_packet_count() == 0) {
return 0;
int pc = sock->get_available_packet_count();
if (pc < 1) {
return pc;
}
const uint8_t *buffer;