ObjFW  Check-in [ccb53db0d8]

			#endif
		], [
			AC_DEFINE(OF_HAVE_APPLETALK, 1,
			    [Whether we have AppleTalk])
			AC_SUBST(USE_SRCS_APPLETALK, '${SRCS_APPLETALK}')

			AC_CHECK_MEMBERS([struct ifreq.ifr_name], [
				AC_DEFINE(OF_HAVE_APPLETALK_IFCONFIG, 1,
				    m4_normalize([
					Whether AppleTalk interfaces
					can be configured
				]))
				AC_SUBST(OFATALKCFG, ofatalkcfg)
			], [], [
				#ifdef OF_HAVE_SYS_SOCKET_H
				# include <sys/socket.h>
				#endif
				#include <net/if.h>
			])

 */

#import "OFDatagramSocket.h"

OF_ASSUME_NONNULL_BEGIN

@class OFString;
@class OFDictionary OF_GENERIC(KeyType, ObjectType);

#ifdef OF_HAVE_APPLETALK_IFCONFIG
/**
 * @brief A dictionary mapping keys of type @ref
 *	  OFAppleTalkInterfaceConfigurationKey.
 */
typedef OFConstantString *OFAppleTalkInterfaceConfigurationKey;

/**
 * @brief A key for OFAppleTalkInterfaceConfiguration.
 *
 * Possible keys are:
 *  * @ref OFAppleTalkInterfaceConfigurationNetwork
 *  * @ref OFAppleTalkInterfaceConfigurationNode
 *  * @ref OFAppleTalkInterfaceConfigurationPhase
 *  * @ref OFAppleTalkInterfaceConfigurationNetworkRange
 */
typedef OFDictionary OF_GENERIC(OFAppleTalkInterfaceConfigurationKey, id)
    *OFAppleTalkInterfaceConfiguration;

/**
 * @brief The AppleTalk network of an interface.
 *
 * The corresponding value is of type @ref OFNumber in the range 0 to 65535.
 */
extern const OFAppleTalkInterfaceConfigurationKey
    OFAppleTalkInterfaceConfigurationNetwork;

/**
 * @brief The AppleTalk node of an interface.
 *
 * The corresponding value is of type @ref OFNumber in the range 0 to 255.
 */
extern const OFAppleTalkInterfaceConfigurationKey
    OFAppleTalkInterfaceConfigurationNode;

/**
 * @brief The AppleTalk phase of an interface.
 *
 * The corresponding value is of type @ref OFNumber in the range 1 to 2.
 */
extern const OFAppleTalkInterfaceConfigurationKey
    OFAppleTalkInterfaceConfigurationPhase;

/**
 * @brief The AppleTalk network range of an interface.
 *
 * The corresponding value is of type @ref OFPair with two @ref OFNumber, both
 * in the range 0 to 65535.
 */
extern const OFAppleTalkInterfaceConfigurationKey
    OFAppleTalkInterfaceConfigurationNetworkRange;
#endif

/**
 * @protocol OFDDPSocketDelegate OFDDPSocket.h ObjFW/OFDDPSocket.h
 *
 * @brief A delegate for OFDDPSocket.
 */
@protocol OFDDPSocketDelegate <OFDatagramSocketDelegate>

 * @brief The delegate for asynchronous operations on the socket.
 *
 * @note The delegate is retained for as long as asynchronous operations are
 *	 still ongoing.
 */
@property OF_NULLABLE_PROPERTY (assign, nonatomic)
    id <OFDDPSocketDelegate> delegate;

#ifdef OF_HAVE_APPLETALK_IFCONFIG
/**
 * @brief Configures the specified interface with the specified AppleTalk
 *	  configuration.
 *
 * @param configuration The AppleTalk configuration for the interface. See
 *			@ref OFAppleTalkInterfaceConfiguration for more
 *			details.
 * @param interfaceName The name of the interface to configure for AppleTalk
 * @throw OFSetOptionFailedException Setting the configuration failed. Consult
 *				     errNo for details.
 */
+ (void)setConfiguration: (OFAppleTalkInterfaceConfiguration)configuration
	    forInterface: (OFString *)interfaceName;

/**
 * @brief Returns the AppleTalk configuration for the specified interface.
 *
 * @param interfaceName The name of the interface for which to return the
 *			AppleTalk configuration
 * @return The AppleTalk configuration for the specified interface, or `nil` if
 *	   the specified interface is not configured for AppleTalk. See
 *	   @ref OFAppleTalkInterfaceConfiguration for more details.
 * @throw OFGetOptionFailedException Getting the configuration failed. Consult
 *				     errNo for details.
 */
+ (nullable OFAppleTalkInterfaceConfiguration)
    configurationForInterface: (OFString *)interfaceName;

/**
 * @brief Removes the AppleTalk configuration for the specified interface.
 *
 * @param interfaceName The name of the interface for which to remove the
 *			AppleTalk configuration
 * @throw OFSetOptionFailedException Removing the configuration failed. Consult
 *				     errNo for details.
 */
+ (void)removeConfigurationForInterface: (OFString *)interfaceName;
#endif

/**
 * @brief Bind the socket to the specified network, node and port.
 *
 * @param network The network to bind to. 0 means any.
 * @param node The node to bind to. 0 means "this node".
 * @param port The port to bind to. 0 means to pick one and return it via the

#include <errno.h>

#ifdef HAVE_FCNTL_H
# include <fcntl.h>
#endif

#import "OFDDPSocket.h"
#import "OFDictionary.h"
#import "OFNumber.h"
#import "OFPair.h"
#import "OFSocket.h"
#import "OFSocket+Private.h"

#import "OFAlreadyOpenException.h"
#import "OFBindDDPSocketFailedException.h"
#import "OFGetOptionFailedException.h"
#import "OFInvalidArgumentException.h"
#import "OFNotOpenException.h"
#import "OFOutOfRangeException.h"
#import "OFReadFailedException.h"
#import "OFSetOptionFailedException.h"
#import "OFWriteFailedException.h"

#ifdef HAVE_NET_IF_H
# include <net/if.h>
#endif
#ifdef HAVE_SYS_IOCTL_H
# include <sys/ioctl.h>
#endif

#ifdef OF_HAVE_NETAT_APPLETALK_H
# include <netat/ddp.h>
# include <sys/ioctl.h>

/* Unfortulately, there is no struct for the following in userland headers */
struct ATInterfaceConfig {
	char interfaceName[16];
	unsigned int flags;
	struct at_addr address, router;
	unsigned short netStart, netEnd;
	at_nvestr_t zoneName;
};
#endif

#ifdef OF_HAVE_APPLETALK_IFCONFIG
const OFAppleTalkInterfaceConfigurationKey
    OFAppleTalkInterfaceConfigurationNode =
    @"OFAppleTalkInterfaceConfigurationNode";
const OFAppleTalkInterfaceConfigurationKey
    OFAppleTalkInterfaceConfigurationNetwork =
    @"OFAppleTalkInterfaceConfigurationNetwork";
const OFAppleTalkInterfaceConfigurationKey
    OFAppleTalkInterfaceConfigurationPhase =
    @"OFAppleTalkInterfaceConfigurationPhase";
const OFAppleTalkInterfaceConfigurationKey
    OFAppleTalkInterfaceConfigurationNetworkRange =
    @"OFAppleTalkInterfaceConfigurationNetworkRange";
#endif

@implementation OFDDPSocket
@dynamic delegate;

#ifdef OF_HAVE_APPLETALK_IFCONFIG
+ (void)setConfiguration: (OFAppleTalkInterfaceConfiguration)config
	    forInterface: (OFString *)interfaceName
{
	OFNumber *network, *node, *phase;
	OFPair OF_GENERIC(OFNumber *, OFNumber *) *range;
	int sock;
	struct ifreq request;
	struct sockaddr_at *sat;
	uint16_t rangeStart, rangeEnd;

	if (interfaceName.UTF8StringLength > IFNAMSIZ - 1)
		@throw [OFOutOfRangeException exception];

	network = [config
	    objectForKey: OFAppleTalkInterfaceConfigurationNetwork];
	node = [config objectForKey: OFAppleTalkInterfaceConfigurationNode];
	phase = [config objectForKey: OFAppleTalkInterfaceConfigurationPhase];
	range = [config
	    objectForKey: OFAppleTalkInterfaceConfigurationNetworkRange];

	if (network == nil || node == nil)
		@throw [OFInvalidArgumentException exception];

	if (phase != nil && phase.unsignedCharValue != 1 &&
	    phase.unsignedCharValue != 2)
		@throw [OFInvalidArgumentException exception];

# ifdef OF_MACOS
	if ((sock = socket(AF_APPLETALK, SOCK_RAW, 0)) < 0)
# else
	if ((sock = socket(AF_APPLETALK, SOCK_DGRAM, 0)) < 0)
# endif
		@throw [OFSetOptionFailedException
		    exceptionWithObject: nil
				  errNo: OFSocketErrNo()];

	memset(&request, 0, sizeof(request));
	strncpy(request.ifr_name, interfaceName.UTF8String, IFNAMSIZ - 1);
	sat = (struct sockaddr_at *)&request.ifr_addr;
	sat->sat_family = AF_APPLETALK;
	sat->sat_net = OFToBigEndian16(network.unsignedShortValue);
	sat->sat_node = node.unsignedCharValue;
	/*
	 * The netrange is hidden in sat_zero and different OSes use different
	 * struct names for it, so the portable way is setting sat_zero
	 * directly.
	 */
	sat->sat_zero[0] = (phase != nil ? phase.unsignedCharValue : 2);
	if (range != nil) {
		rangeStart = [range.firstObject unsignedShortValue];
		rangeEnd = [range.secondObject unsignedShortValue];
	} else {
		rangeStart = rangeEnd = network.unsignedShortValue;
	}
	sat->sat_zero[2] = rangeStart >> 8;
	sat->sat_zero[3] = rangeStart & 0xFF;
	sat->sat_zero[4] = rangeEnd >> 8;
	sat->sat_zero[5] = rangeEnd & 0xFF;

	if (ioctl(sock, SIOCSIFADDR, &request) != 0)
		@throw [OFSetOptionFailedException
		    exceptionWithObject: nil
				  errNo: OFSocketErrNo()];

	close(sock);
}

+ (OFAppleTalkInterfaceConfiguration)
    configurationForInterface: (OFString *)interfaceName
{
	int sock;
	struct ifreq request;
	struct sockaddr_at *sat;
# ifndef OF_LINUX
	uint16_t rangeStart, rangeEnd;
	OFPair *range;
# endif

	if (interfaceName.UTF8StringLength > IFNAMSIZ - 1)
		@throw [OFOutOfRangeException exception];

# ifdef OF_MACOS
	if ((sock = socket(AF_APPLETALK, SOCK_RAW, 0)) < 0)
# else
	if ((sock = socket(AF_APPLETALK, SOCK_DGRAM, 0)) < 0)
# endif
		@throw [OFGetOptionFailedException
		    exceptionWithObject: nil
				  errNo: OFSocketErrNo()];

	memset(&request, 0, sizeof(request));
	strncpy(request.ifr_name, interfaceName.UTF8String, IFNAMSIZ - 1);

	if (ioctl(sock, SIOCGIFADDR, &request) < 0) {
		int errNo = OFSocketErrNo();

		/* No AppleTalk configured on this interface. */
		if (errNo == EADDRNOTAVAIL) {
			close(sock);
			return nil;
		}

		@throw [OFGetOptionFailedException exceptionWithObject: nil
								 errNo: errNo];
	}

	sat = (struct sockaddr_at *)&request.ifr_addr;

	close(sock);

# ifndef OF_LINUX
	/*
	 * Linux currently doesn't fill out the phase or netrange.
	 *
	 * The netrange is hidden in sat_zero and different OSes use different
	 * struct names for it, so the portable way is setting sat_zero
	 * directly.
	 */
	rangeStart = sat->sat_zero[2] << 8 | sat->sat_zero[3];
	rangeEnd = sat->sat_zero[4] << 8 | sat->sat_zero[5];
	range = [OFPair
	    pairWithFirstObject: [OFNumber numberWithUnsignedShort: rangeStart]
		   secondObject: [OFNumber numberWithUnsignedShort: rangeEnd]];
# endif

	return [OFDictionary dictionaryWithKeysAndObjects:
	    OFAppleTalkInterfaceConfigurationNode,
	    [OFNumber numberWithUnsignedChar: sat->sat_node],
	    OFAppleTalkInterfaceConfigurationNetwork,
	    [OFNumber numberWithUnsignedShort: OFFromBigEndian16(sat->sat_net)],
# ifndef OF_LINUX
	    OFAppleTalkInterfaceConfigurationPhase,
	    [OFNumber numberWithUnsignedChar: sat->sat_zero[0]],
	    OFAppleTalkInterfaceConfigurationNetworkRange, range,
# endif
	    nil];
}

+ (void)removeConfigurationForInterface: (OFString *)interfaceName
{
	int sock;
	struct ifreq request;

	if (interfaceName.UTF8StringLength > IFNAMSIZ - 1)
		@throw [OFOutOfRangeException exception];

# ifdef OF_MACOS
	if ((sock = socket(AF_APPLETALK, SOCK_RAW, 0)) < 0)
# else
	if ((sock = socket(AF_APPLETALK, SOCK_DGRAM, 0)) < 0)
# endif
		@throw [OFSetOptionFailedException
		    exceptionWithObject: nil
				  errNo: OFSocketErrNo()];

	memset(&request, 0, sizeof(request));
	strncpy(request.ifr_name, interfaceName.UTF8String, IFNAMSIZ - 1);
	request.ifr_addr.sa_family = AF_APPLETALK;

	if (ioctl(sock, SIOCDIFADDR, &request) != 0)
		@throw [OFSetOptionFailedException
		    exceptionWithObject: nil
				  errNo: OFSocketErrNo()];
}
#endif

- (OFSocketAddress)bindToNetwork: (uint16_t)network
			    node: (uint8_t)node
			    port: (uint8_t)port
		    protocolType: (uint8_t)protocolType
{
#ifdef OF_MACOS

#  include <wsipx.h>
# endif
# ifdef OF_HAVE_APPLETALK
#  include <atalkwsh.h>
# endif
#endif



#ifdef OF_WII
# include <network.h>
#endif

#ifdef OF_PSP
# include <stdint.h>
#endif

#import "macros.h"

OF_ASSUME_NONNULL_BEGIN

/** @file */

#ifndef OF_WINDOWS
typedef int OFSocketHandle;
static const OFSocketHandle OFInvalidSocketHandle = -1;
#else
typedef SOCKET OFSocketHandle;
static const OFSocketHandle OFInvalidSocketHandle = INVALID_SOCKET;

 * @class OFGetOptionFailedException \
 *	  OFGetOptionFailedException.h ObjFW/OFGetOptionFailedException.h
 *
 * @brief An exception indicating that getting an option for an object failed.
 */
@interface OFGetOptionFailedException: OFException
{
	id _Nullable _object;
	int _errNo;
	OF_RESERVE_IVARS(OFGetOptionFailedException, 4)
}

/**
 * @brief The object for which the option could not be retrieved.
 */
@property OF_NULLABLE_PROPERTY (readonly, nonatomic) id object;

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

/**
 * @brief Creates a new, autoreleased get option failed exception.
 *
 * @param object The object for which the option could not be retrieved
 * @param errNo The errno of the error that occurred
 * @return A new, autoreleased get option failed exception
 */
+ (instancetype)exceptionWithObject: (nullable id)object errNo: (int)errNo;

+ (instancetype)exception OF_UNAVAILABLE;

/**
 * @brief Initializes an already allocated get option failed exception.
 *
 * @param object The object for which the option could not be retrieved
 * @param errNo The errno of the error that occurred
 * @return An initialized get option failed exception
 */
- (instancetype)initWithObject: (nullable id)object
			 errNo: (int)errNo OF_DESIGNATED_INITIALIZER;

- (instancetype)init OF_UNAVAILABLE;
@end

OF_ASSUME_NONNULL_END

	[_object release];

	[super dealloc];
}

- (OFString *)description
{
	if (_object != nil)
		return [OFString stringWithFormat:
		    @"Getting an option in an object of type %@ failed: %@",
		    [_object class], OFStrError(_errNo)];
	else
		return [OFString stringWithFormat:
		    @"Getting an failed: %@", OFStrError(_errNo)];
}
@end

 * @class OFSetOptionFailedException \
 *	  OFSetOptionFailedException.h ObjFW/OFSetOptionFailedException.h
 *
 * @brief An exception indicating that setting an option for an object failed.
 */
@interface OFSetOptionFailedException: OFException
{
	id _Nullable _object;
	int _errNo;
	OF_RESERVE_IVARS(OFSetOptionFailedException, 4)
}

/**
 * @brief The object for which the option could not be set.
 */
@property OF_NULLABLE_PROPERTY (readonly, nonatomic) id object;

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

/**
 * @brief Creates a new, autoreleased set option failed exception.
 *
 * @param object The object for which the option could not be set
 * @param errNo The errno of the error that occurred
 * @return A new, autoreleased set option failed exception
 */
+ (instancetype)exceptionWithObject: (nullable id)object errNo: (int)errNo;

+ (instancetype)exception OF_UNAVAILABLE;

/**
 * @brief Initializes an already allocated set option failed exception.
 *
 * @param object The object for which the option could not be set
 * @param errNo The errno of the error that occurred
 * @return An initialized set option failed exception
 */
- (instancetype)initWithObject: (nullable id)object
			 errNo: (int)errNo OF_DESIGNATED_INITIALIZER;

- (instancetype)init OF_UNAVAILABLE;
@end

OF_ASSUME_NONNULL_END

	[_object release];

	[super dealloc];
}

- (OFString *)description
{
	if (_object != nil)
		return [OFString stringWithFormat:
		    @"Setting an option in an object of type %@ failed: %@",
		    [_object class], OFStrError(_errNo)];
	else
		return [OFString stringWithFormat:
		    @"Setting an option failed: %@", OFStrError(_errNo)];
}
@end

#undef OF_APPLE_RUNTIME
#undef OF_BIG_ENDIAN
#undef OF_CLASSIC_MACOS
#undef OF_FLOAT_BIG_ENDIAN
#undef OF_HAVE_AFUNIX_H
#undef OF_HAVE_APPLETALK
#undef OF_HAVE_APPLETALK_IFCONFIG
#undef OF_HAVE_ATOMIC_BUILTINS
#undef OF_HAVE_ATOMIC_OPS
#undef OF_HAVE_BUILTIN_BSWAP16
#undef OF_HAVE_BUILTIN_BSWAP32
#undef OF_HAVE_BUILTIN_BSWAP64
#undef OF_HAVE_CHMOD
#undef OF_HAVE_CHOWN

 * LICENSE.GPLv2 or LICENSE.GPLv3 respectively included in the packaging of this
 * file.
 */

#include "config.h"

#include <errno.h>


#import "OFApplication.h"
#import "OFArray.h"
#import "OFDDPSocket.h"
#import "OFDictionary.h"
#import "OFNumber.h"
#import "OFOptionsParser.h"
#import "OFPair.h"
#import "OFStdIOStream.h"

#import "OFInvalidFormatException.h"








@interface OFATalkCfg: OFObject <OFApplicationDelegate>
@end

OF_APPLICATION_DELEGATE(OFATalkCfg)






























































@implementation OFATalkCfg
- (void)applicationDidFinishLaunching: (OFNotification *)notification
{
	OFMutableDictionary *config = [OFMutableDictionary dictionary];
	OFString *nodeString = nil, *networkString = nil, *phaseString = nil;
	OFString *rangeString = nil;
	const OFOptionsParserOption options[] = {
		{ '\0', @"network", 1, NULL, &networkString },
		{ '\0', @"node", 1, NULL, &nodeString },
		{ '\0', @"phase", 1, NULL, &phaseString },
		{ '\0', @"range", 1, NULL, &rangeString },

		return;
	}
	if (network > UINT16_MAX) {
		[OFStdErr writeFormat: @"%@: --network out of range!\n",
				       [OFApplication programName]];
		[OFApplication terminateWithStatus: 1];
	}
	[config setObject: [OFNumber numberWithUnsignedShort: (uint16_t)network]
		   forKey: OFAppleTalkInterfaceConfigurationNetwork];

	if (nodeString == nil) {
		[OFStdErr writeFormat: @"%@: --node not specified!\n",
				       [OFApplication programName]];
		[OFApplication terminateWithStatus: 1];
	}
	@try {
		node = [nodeString unsignedLongLongValueWithBase: 0];
	} @catch (OFInvalidFormatException *e) {
		[OFStdErr writeFormat: @"%@: Invalid format for --node!\n",
				       [OFApplication programName]];
		[OFApplication terminateWithStatus: 1];
		return;
	}
	if (node > UINT8_MAX) {
		[OFStdErr writeFormat: @"%@: --node out of range!\n",
				       [OFApplication programName]];
		[OFApplication terminateWithStatus: 1];
	}
	[config setObject: [OFNumber numberWithUnsignedChar: (uint8_t)node]
		   forKey: OFAppleTalkInterfaceConfigurationNode];

	if (phaseString != nil) {
		@try {
			phase = [phaseString unsignedLongLongValueWithBase: 0];
		} @catch (OFInvalidFormatException *e) {
			[OFStdErr writeFormat:
			    @"%@: Invalid format for "@"--phase!\n",
			    [OFApplication programName]];
			[OFApplication terminateWithStatus: 1];
			return;
		}

		if (phase > 2) {
			[OFStdErr writeFormat: @"%@: --phase out of range!\n",
					       [OFApplication programName]];
			[OFApplication terminateWithStatus: 1];
		}

		[config setObject: [OFNumber
				       numberWithUnsignedChar: (uint8_t)phase]
			   forKey: OFAppleTalkInterfaceConfigurationPhase];
	}

	if (rangeString != nil) {
		const OFAppleTalkInterfaceConfigurationKey key =
		    OFAppleTalkInterfaceConfigurationNetworkRange;
		OFPair *range;

		rangeArray = [rangeString componentsSeparatedByString: @"-"];
		if (rangeArray.count != 2) {
			[OFStdErr writeFormat:
			    @"%@: Invalid format for --range!\n",
			    [OFApplication programName]];
			[OFApplication terminateWithStatus: 1];
		}

		}

		if (rangeStart > UINT16_MAX || rangeEnd > UINT16_MAX) {
			[OFStdErr writeFormat: @"%@: --range out of range!\n",
					       [OFApplication programName]];
			[OFApplication terminateWithStatus: 1];
		}

		range = [OFPair
		    pairWithFirstObject: [OFNumber numberWithUnsignedShort:
					     (uint16_t)rangeStart]
			   secondObject: [OFNumber numberWithUnsignedShort:
					     (uint16_t)rangeEnd]];
		[config setObject: range forKey: key];
	}

	[OFDDPSocket setConfiguration: config
			 forInterface: optionsParser.remainingArguments


					   .firstObject];

	[OFApplication terminate];
}
@end