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/*
* Copyright (c) 2008-2022 Jonathan Schleifer <js@nil.im>
* 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.
*
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#import "OFString.h"
#ifdef OF_WINDOWS
# import "OFWindowsRegistryKey.h"
#endif
#import "OFInvalidFormatException.h"
#import "OFOpenItemFailedException.h"
#ifdef OF_WINDOWS
# import "OFOpenWindowsRegistryKeyFailedException.h"
#endif
#import "OFOutOfMemoryException.h"
#import "OFOutOfRangeException.h"
#import "OFUndefinedKeyException.h"
#ifdef OF_WINDOWS
# define interface struct
# include <iphlpapi.h>
# undef interface
#endif
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copy->_nameServers = [_nameServers copy];
copy->_localDomain = [_localDomain copy];
copy->_searchDomains = [_searchDomains copy];
copy->_timeout = _timeout;
copy->_maxAttempts = _maxAttempts;
copy->_minNumberOfDotsInAbsoluteName =
_minNumberOfDotsInAbsoluteName;
copy->_usesTCP = _usesTCP;
copy->_forcesTCP = _forcesTCP;
copy->_configReloadInterval = _configReloadInterval;
copy->_lastConfigReload = [_lastConfigReload copy];
} @catch (id e) {
[copy release];
@throw e;
}
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[_searchDomains release];
_searchDomains = nil;
_timeout = 2;
_maxAttempts = 3;
_minNumberOfDotsInAbsoluteName = 1;
_usesTCP = false;
_forcesTCP = false;
#ifndef OF_NINTENDO_3DS
_configReloadInterval = 2;
#else
_configReloadInterval = 0;
#endif
}
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} @catch (OFOpenItemFailedException *e) {
objc_autoreleasePoolPop(pool);
return;
}
staticHosts = [OFMutableDictionary dictionary];
while ((line = [file readLine]) != nil) {
while ((line =
[file readLineWithEncoding: [OFLocale encoding]]) != nil) {
OFArray *components, *hosts;
size_t pos;
OFString *address;
pos = [line rangeOfString: @"#"].location;
if (pos != OFNotFound)
line = [line substringToIndex: pos];
components = [line
componentsSeparatedByCharactersInSet: whitespaceCharacterSet
options: OFStringSkipEmptyComponents];
if (components.count < 2)
continue;
address = components.firstObject;
hosts = [components objectsInRange:
OFMakeRange(1, components.count - 1)];
for (OFString *host in hosts) {
OFMutableArray *addresses =
[staticHosts objectForKey: host];
OFMutableArray *addresses;
host = host.lowercaseString;
addresses = [staticHosts objectForKey: host];
if (addresses == nil) {
addresses = [OFMutableArray array];
[staticHosts setObject: addresses forKey: host];
}
[addresses addObject: address];
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_maxAttempts = (unsigned int)number;
} else if ([option hasPrefix: @"reload-period:"]) {
option = [option substringFromIndex: 14];
_configReloadInterval = option.unsignedLongLongValue;
} else if ([option isEqual: @"tcp"])
_usesTCP = true;
_forcesTCP = true;
} @catch (OFInvalidFormatException *e) {
}
}
- (void)parseResolvConf: (OFString *)path
{
void *pool = objc_autoreleasePoolPush();
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objc_autoreleasePoolPop(pool);
return;
}
if (nameServers == nil)
nameServers = [OFMutableArray array];
while ((line = [file readLine]) != nil) {
while ((line =
[file readLineWithEncoding: [OFLocale encoding]]) != nil) {
void *pool2 = objc_autoreleasePoolPush();
size_t pos;
OFArray *components, *arguments;
OFString *option;
pos = [line indexOfCharacterFromSet: commentCharacters];
if (pos != OFNotFound)
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PIP_ADDR_STRING iter;
if (GetNetworkParams(fixedInfo, &length) != ERROR_SUCCESS)
return;
nameServers = [OFMutableArray array];
for (iter = &fixedInfo->DnsServerList; iter != NULL; iter = iter->Next)
[nameServers addObject:
for (iter = &fixedInfo->DnsServerList; iter != NULL;
iter = iter->Next) {
OFString *nameServer =
[OFString stringWithCString: iter->IpAddress.String
encoding: encoding]];
encoding: encoding];
if (nameServer.length > 0)
[nameServers addObject: nameServer];
}
if (nameServers.count > 0) {
[nameServers makeImmutable];
_nameServers = [nameServers copy];
}
if (fixedInfo->DomainName[0] != '\0')
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continue;
address = components.firstObject;
hosts = [components objectsInRange:
OFMakeRange(1, components.count - 1)];
for (OFString *host in hosts) {
OFMutableArray *addresses =
[staticHosts objectForKey: host];
OFMutableArray *addresses;
host = host.lowercaseString;
addresses = [staticHosts objectForKey: host];
if (addresses == nil) {
addresses = [OFMutableArray array];
[staticHosts setObject: addresses forKey: host];
}
[addresses addObject: address];
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_nameServers = [nameServers copy];
}
}
#endif
- (void)reload
{
void *pool;
#ifdef OF_WINDOWS
OFString *path;
OFString *path = nil;
#endif
void *pool;
/*
* TODO: Rather than reparsing every time, check what actually changed
* (mtime) and only reset those.
*/
if (_lastConfigReload != nil && _configReloadInterval > 0 &&
_lastConfigReload.timeIntervalSinceNow < _configReloadInterval)
return;
pool = objc_autoreleasePoolPush();
[self setDefaults];
#if defined(OF_WINDOWS)
# ifdef OF_HAVE_FILES
@try {
OFWindowsRegistryKey *key = [[OFWindowsRegistryKey localMachineKey]
openSubkeyAtPath: @"SYSTEM\\CurrentControlSet\\Services\\"
@"Tcpip\\Parameters"
accessRights: KEY_QUERY_VALUE
options: 0];
path = [[[key stringForValueNamed: @"DataBasePath"]
stringByAppendingPathComponent: @"hosts"]
stringByExpandingWindowsEnvironmentStrings];
OFWindowsRegistryKey *key;
key = [[OFWindowsRegistryKey localMachineKey]
openSubkeyAtPath: @"SYSTEM\\CurrentControlSet\\Services\\"
@"Tcpip\\Parameters"
accessRights: KEY_QUERY_VALUE
options: 0];
path = [[[key stringForValueNamed: @"DataBasePath"]
stringByAppendingPathComponent: @"hosts"]
stringByExpandingWindowsEnvironmentStrings];
} @catch (OFOpenWindowsRegistryKeyFailedException *e) {
/* Ignore */
} @catch (OFUndefinedKeyException *e) {
/* Ignore */
}
if (path != nil)
[self parseHosts: path];
# endif
[self obtainWindowsSystemConfig];
#elif defined(OF_MORPHOS)
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