/*
* Copyright (c) 2008, 2009, 2010, 2011, 2012, 2013, 2014, 2015, 2016, 2017
* Jonathan Schleifer <js@heap.zone>
*
* 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"
#import "OFAddressTranslationFailedException.h"
#import "OFString.h"
#import "OFInitializationFailedException.h"
#import "OFLockFailedException.h"
#import "OFUnlockFailedException.h"
#include "socket_helpers.h"
#if !defined(HAVE_THREADSAFE_GETADDRINFO) && defined(OF_HAVE_THREADS)
# include "threading.h"
static of_mutex_t mutex;
#endif
@implementation OFAddressTranslationFailedException
@synthesize host = _host;
#if !defined(HAVE_THREADSAFE_GETADDRINFO) && defined(OF_HAVE_THREADS)
+ (void)initialize
{
if (self != [OFAddressTranslationFailedException class])
return;
if (!of_mutex_new(&mutex))
@throw [OFInitializationFailedException exception];
}
#endif
+ (instancetype)exceptionWithHost: (OFString*)host
{
return [[[self alloc] initWithHost: host] autorelease];
}
+ (instancetype)exceptionWithHost: (OFString*)host
error: (int)error
{
return [[[self alloc] initWithHost: host
error: error] autorelease];
}
+ (instancetype)exceptionWithError: (int)error
{
return [[[self alloc] initWithError: error] autorelease];
}
- initWithHost: (OFString*)host
{
self = [super init];
@try {
_host = [host copy];
} @catch (id e) {
[self release];
@throw e;
}
return self;
}
- (instancetype)initWithHost: (OFString*)host
error: (int)error
{
self = [super init];
@try {
_host = [host copy];
_error = error;
} @catch (id e) {
[self release];
@throw e;
}
return self;
}
- (instancetype)initWithError: (int)error
{
self = [super init];
_error = error;
return self;
}
- (void)dealloc
{
[_host release];
[super dealloc];
}
- (OFString*)description
{
/* FIXME: Add proper description for Win32 */
#ifndef OF_WINDOWS
if (_error == 0) {
#endif
if (_host != nil)
return [OFString stringWithFormat:
@"The host %@ could not be translated to an "
@"address!",
_host];
else
return @"An address could not be translated!";
#ifndef OF_WINDOWS
}
# ifdef HAVE_GETADDRINFO
# if defined(OF_HAVE_THREADS) && !defined(HAVE_THREADSAFE_GETADDRINFO)
if (!of_mutex_lock(&mutex))
@throw [OFLockFailedException exception];
@try {
# endif
if (_host != nil)
return [OFString stringWithFormat:
@"The host %@ could not be translated to an "
@"address: %s",
_host, gai_strerror(_error)];
else
return [OFString stringWithFormat:
@"An address could not be translated: %s",
gai_strerror(_error)];
# if defined(OF_HAVE_THREADS) && !defined(HAVE_THREADSAFE_GETADDRINFO)
} @finally {
if (!of_mutex_unlock(&mutex))
@throw [OFUnlockFailedException exception];
}
# endif
# else
# ifdef OF_HAVE_THREADS
if (!of_mutex_lock(&mutex))
@throw [OFLockFailedException exception];
@try {
# endif
if (_host != nil)
return [OFString stringWithFormat:
@"The host %@ could not be translated to an "
"address: %s",
_host, hstrerror(_error)];
else
return [OFString stringWithFormat:
@"An address could not be translated: %s",
hstrerror(_error)];
# ifdef OF_HAVE_THREADS
} @finally {
if (!of_mutex_unlock(&mutex))
@throw [OFUnlockFailedException exception];
}
# endif
# endif
#endif
}
@end