/*
* Copyright (c) 2008-2023 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.
*
* 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
* LICENSE.GPLv2 or LICENSE.GPLv3 respectively included in the packaging of this
* file.
*/
#include "config.h"
#ifdef HAVE_FCNTL_H
# include <fcntl.h>
#endif
#import "OFUNIXDatagramSocket.h"
#import "OFSocket.h"
#import "OFSocket+Private.h"
#import "OFString.h"
#import "OFAlreadyOpenException.h"
#import "OFBindUNIXSocketFailedException.h"
@implementation OFUNIXDatagramSocket
@dynamic delegate;
- (OFSocketAddress)bindToPath: (OFString *)path
{
OFSocketAddress address;
#if SOCK_CLOEXEC == 0 && defined(HAVE_FCNTL_H) && defined(FD_CLOEXEC)
int flags;
#endif
if (_socket != OFInvalidSocketHandle)
@throw [OFAlreadyOpenException exceptionWithObject: self];
if (path != nil)
address = OFSocketAddressMakeUNIX(path);
else {
address.family = OFSocketAddressFamilyUnknown;
address.length = 0;
}
if ((_socket = socket(AF_UNIX, SOCK_DGRAM | SOCK_CLOEXEC, 0)) ==
OFInvalidSocketHandle)
@throw [OFBindUNIXSocketFailedException
exceptionWithPath: path
socket: self
errNo: OFSocketErrNo()];
_canBlock = true;
#if SOCK_CLOEXEC == 0 && defined(HAVE_FCNTL_H) && defined(FD_CLOEXEC)
if ((flags = fcntl(_socket, F_GETFD, 0)) != -1)
fcntl(_socket, F_SETFD, flags | FD_CLOEXEC);
#endif
if (path != nil) {
if (bind(_socket, (struct sockaddr *)&address.sockaddr,
address.length) != 0) {
int errNo = OFSocketErrNo();
closesocket(_socket);
_socket = OFInvalidSocketHandle;
@throw [OFBindUNIXSocketFailedException
exceptionWithPath: path
socket: self
errNo: errNo];
}
}
return address;
}
@end