ObjFW  Diff

/*
 * Copyright (c) 2008-2022 Jonathan Schleifer <js@nil.im>
 * Copyright (c) 2008-2024 Jonathan Schleifer <js@nil.im>
 *
 * All rights reserved.
 *
 * This file is part of ObjFW. It may be distributed under the terms of the
 * Q Public License 1.0, which can be found in the file LICENSE.QPL included in
 * the packaging of this file.
 * This program is free software: you can redistribute it and/or modify it
 * under the terms of the GNU Lesser General Public License version 3.0 only,
 * as published by the Free Software Foundation.
 *
 * Alternatively, it may be distributed under the terms of the GNU General
 * Public License, either version 2 or 3, which can be found in the file
 * This program is distributed in the hope that it will be useful, but WITHOUT
 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License
 * version 3.0 for more details.
 *
 * You should have received a copy of the GNU Lesser General Public License
 * LICENSE.GPLv2 or LICENSE.GPLv3 respectively included in the packaging of this
 * file.
 * version 3.0 along with this program. If not, see
 * <https://www.gnu.org/licenses/>.
 */

#include "config.h"

#include <errno.h>
#include <stdio.h>
#include <stdlib.h>

#import "OFRunLoop.h"
#import "OFRunLoop+Private.h"
#import "OFSocket.h"
#import "OFSocket+Private.h"
#import "OFString.h"
#import "OFThread.h"

#import "OFAlreadyConnectedException.h"
#import "OFAlreadyOpenException.h"
#import "OFBindIPSocketFailedException.h"
#import "OFGetOptionFailedException.h"
#import "OFNotOpenException.h"
#import "OFSetOptionFailedException.h"

static const OFRunLoopMode connectRunLoopMode =
    @"OFSCTPSocketConnectRunLoopMode";

			    errNo: (int *)errNo
{
#if SOCK_CLOEXEC == 0 && defined(HAVE_FCNTL) && defined(FD_CLOEXEC)
	int flags;
#endif

	if (_socket != OFInvalidSocketHandle)
		@throw [OFAlreadyConnectedException exceptionWithSocket: self];
		@throw [OFAlreadyOpenException exceptionWithObject: self];

	if ((_socket = socket(
	    ((struct sockaddr *)&address->sockaddr)->sa_family,
	    SOCK_STREAM | SOCK_CLOEXEC, IPPROTO_SCTP)) ==
	    OFInvalidSocketHandle) {
		*errNo = OFSocketErrNo();
		return false;

- (void)asyncConnectToHost: (OFString *)host
		      port: (uint16_t)port
	       runLoopMode: (OFRunLoopMode)runLoopMode
{
	void *pool = objc_autoreleasePoolPush();

	if (_socket != OFInvalidSocketHandle)
		@throw [OFAlreadyConnectedException exceptionWithSocket: self];
		@throw [OFAlreadyOpenException exceptionWithObject: self];

	[[[[OFAsyncIPSocketConnector alloc]
		  initWithSocket: self
			    host: host
			    port: port
			delegate: _delegate
			   block: NULL

		      port: (uint16_t)port
	       runLoopMode: (OFRunLoopMode)runLoopMode
		     block: (OFSCTPSocketAsyncConnectBlock)block
{
	void *pool = objc_autoreleasePoolPush();

	if (_socket != OFInvalidSocketHandle)
		@throw [OFAlreadyConnectedException exceptionWithSocket: self];
		@throw [OFAlreadyOpenException exceptionWithObject: self];

	[[[[OFAsyncIPSocketConnector alloc]
		  initWithSocket: self
			    host: host
			    port: port
			delegate: nil
			   block: block] autorelease]

	OFData *socketAddresses;
	OFSocketAddress address;
#if SOCK_CLOEXEC == 0 && defined(HAVE_FCNTL) && defined(FD_CLOEXEC)
	int flags;
#endif

	if (_socket != OFInvalidSocketHandle)
		@throw [OFAlreadyConnectedException exceptionWithSocket: self];
		@throw [OFAlreadyOpenException exceptionWithObject: self];

	socketAddresses = [[OFThread DNSResolver]
	    resolveAddressesForHost: host
		      addressFamily: OFSocketAddressFamilyAny];

	address = *(OFSocketAddress *)[socketAddresses itemAtIndex: 0];
	OFSocketAddressSetIPPort(&address, port);