ObjFW  Check-in [3cd89fa8ba]

 */
- (uint16_t)bindToHost: (OFString *)host
		  port: (uint16_t)port;

/*!
 * @brief Listen on the socket.
 *
 * @param backLog Maximum length for the queue of pending connections.
 */
- (void)listenWithBackLog: (int)backLog;

/*!
 * @brief Listen on the socket.
 */
- (void)listen;

/*!

						   port: port
						 socket: self
						  errNo: EAFNOSUPPORT];
}

- (void)listen
{
	[self listenWithBackLog: SOMAXCONN];
}

- (void)listenWithBackLog: (int)backLog
{
	if (_socket == INVALID_SOCKET)
		@throw [OFNotOpenException exceptionWithObject: self];

	if (listen(_socket, backLog) == -1)
		@throw [OFListenFailedException
		    exceptionWithSocket: self
				backLog: backLog
				  errNo: of_socket_errno()];

	_listening = true;
}

- (instancetype)accept
{

 *	  OFListenFailedException.h ObjFW/OFListenFailedException.h
 *
 * @brief An exception indicating that listening on the socket failed.
 */
@interface OFListenFailedException: OFException
{
	id _socket;
	int _backLog, _errNo;
}

/*!
 * @brief The socket which failed to listen.
 */
@property (readonly, nonatomic) id socket;

/*!
 * @brief The requested back log.
 */
@property (readonly, nonatomic) int backLog;

/*!
 * @brief The errno of the error that occurred.
 */
@property (readonly, nonatomic) int errNo;

+ (instancetype)exception OF_UNAVAILABLE;

/*!
 * @brief Creates a new, autoreleased listen failed exception.
 *
 * @param socket The socket which failed to listen
 * @param backLog The requested size of the back log
 * @param errNo The errno of the error that occurred
 * @return A new, autoreleased listen failed exception
 */
+ (instancetype)exceptionWithSocket: (id)socket
			    backLog: (int)backLog
			      errNo: (int)errNo;

- (instancetype)init OF_UNAVAILABLE;

/*!
 * @brief Initializes an already allocated listen failed exception
 *
 * @param socket The socket which failed to listen
 * @param backLog The requested size of the back log
 * @param errNo The errno of the error that occurred
 * @return An initialized listen failed exception
 */
- (instancetype)initWithSocket: (id)socket
		       backLog: (int)backLog
			 errNo: (int)errNo OF_DESIGNATED_INITIALIZER;
@end

OF_ASSUME_NONNULL_END

#include "config.h"

#import "OFListenFailedException.h"
#import "OFString.h"

@implementation OFListenFailedException
@synthesize socket = _socket, backLog = _backLog, errNo = _errNo;

+ (instancetype)exception
{
	OF_UNRECOGNIZED_SELECTOR
}

+ (instancetype)exceptionWithSocket: (id)socket
			    backLog: (int)backLog
			      errNo: (int)errNo
{
	return [[[self alloc] initWithSocket: socket
				     backLog: backLog
				       errNo: errNo] autorelease];
}

- (instancetype)init
{
	OF_INVALID_INIT_METHOD
}

- (instancetype)initWithSocket: (id)socket
		       backLog: (int)backLog
			 errNo: (int)errNo
{
	self = [super init];

	_socket = [socket retain];
	_backLog = backLog;
	_errNo = errNo;

	return self;
}

- (void)dealloc
{
	[_socket release];

	[super dealloc];
}

- (OFString *)description
{
	return [OFString stringWithFormat:
	    @"Failed to listen in socket of type %@ with a back log of %d: %@",
	    [_socket class], _backLog, of_strerror(_errNo)];
}
@end