ObjFW  Check-in [e5b2ee56ff]

Overview
Comment:Add OFSequencedPacketSocket

This is intended for SCTP and SPX.

Downloads: Tarball | ZIP archive | SQL archive
Timelines: family | ancestors | descendants | both | trunk
Files: files | file ages | folders
SHA3-256: e5b2ee56ff99b8c6608770f5fa77f8ce289a0dd43ddf2f082f60abb8dbe5ac45
User & Date: js on 2020-04-26 16:21:38
Other Links: manifest | tags
Context
2020-04-26
18:10
Move accept and listen OF{TCP -> Stream}Socket check-in: 13a8f43898 user: js tags: trunk
16:21
Add OFSequencedPacketSocket check-in: e5b2ee56ff user: js tags: trunk
10:56
Replace of_socket_address_ipx_get() check-in: 2ff4218405 user: js tags: trunk
Changes

Modified src/Makefile from [bd2f730fa8] to [ccd861e5df].

142
143
144
145
146
147
148

149
150
151
152
153
154
155
	       OFHTTPClient.m			\
	       OFHTTPCookie.m			\
	       OFHTTPCookieManager.m		\
	       OFHTTPRequest.m			\
	       OFHTTPResponse.m			\
	       OFHTTPServer.m			\
	       ${OFIPXSOCKET_M}			\

	       OFStreamSocket.m			\
	       OFTCPSocket.m			\
	       OFUDPSocket.m			\
	       socket.m
SRCS_THREADS = OFCondition.m		\
	       OFMutex.m		\
	       OFRecursiveMutex.m	\







>







142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
	       OFHTTPClient.m			\
	       OFHTTPCookie.m			\
	       OFHTTPCookieManager.m		\
	       OFHTTPRequest.m			\
	       OFHTTPResponse.m			\
	       OFHTTPServer.m			\
	       ${OFIPXSOCKET_M}			\
	       OFSequencedPacketSocket.m	\
	       OFStreamSocket.m			\
	       OFTCPSocket.m			\
	       OFUDPSocket.m			\
	       socket.m
SRCS_THREADS = OFCondition.m		\
	       OFMutex.m		\
	       OFRecursiveMutex.m	\

Modified src/OFDatagramSocket.h from [2ecd0e6700] to [ed9d7f131c].

127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
 */
@property (nonatomic, getter=isBlocking) bool blocking;

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

/*!
 * @brief Returns a new, autoreleased OFDatagramSocket.
 *







|







127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
 */
@property (nonatomic, getter=isBlocking) bool blocking;

/*!
 * @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 <OFDatagramSocketDelegate> delegate;

/*!
 * @brief Returns a new, autoreleased OFDatagramSocket.
 *

Modified src/OFDatagramSocket.m from [702374f5eb] to [047e480ca4].

13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
 * 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"

#include <assert.h>
#include <errno.h>
#include <string.h>

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

#import "OFDatagramSocket.h"
#import "OFData.h"
#import "OFRunLoop+Private.h"
#import "OFRunLoop.h"

#import "OFInitializationFailedException.h"
#import "OFInvalidFormatException.h"
#import "OFNotOpenException.h"
#import "OFOutOfRangeException.h"
#import "OFReadFailedException.h"
#import "OFSetOptionFailedException.h"
#import "OFWriteFailedException.h"

#import "socket.h"







<

<











<







13
14
15
16
17
18
19

20

21
22
23
24
25
26
27
28
29
30
31

32
33
34
35
36
37
38
 * 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"


#include <errno.h>


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

#import "OFDatagramSocket.h"
#import "OFData.h"
#import "OFRunLoop+Private.h"
#import "OFRunLoop.h"

#import "OFInitializationFailedException.h"

#import "OFNotOpenException.h"
#import "OFOutOfRangeException.h"
#import "OFReadFailedException.h"
#import "OFSetOptionFailedException.h"
#import "OFWriteFailedException.h"

#import "socket.h"

Modified src/OFIPXSocket.h from [cd5803206b] to [4f6d73d640].

54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
	OF_RESERVE_IVARS(4)
}

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

/*!
 * @brief Binds the socket to the specified network, node and port with the
 *	  specified packet type.







|







54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
	OF_RESERVE_IVARS(4)
}

/*!
 * @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 <OFIPXSocketDelegate> delegate;

/*!
 * @brief Binds the socket to the specified network, node and port with the
 *	  specified packet type.

Modified src/OFRunLoop+Private.h from [f94d1093e1] to [e5a4298fad].

14
15
16
17
18
19
20
21
22


23
24
25
26
27
28
29
..
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
...
109
110
111
112
113
114
115

















116
117
118
119
120
121
122
123
 * LICENSE.GPLv2 or LICENSE.GPLv3 respectively included in the packaging of this
 * file.
 */

#import "OFRunLoop.h"
#import "OFStream.h"
#ifdef OF_HAVE_SOCKETS
# import "OFTCPSocket.h"
# import "OFDatagramSocket.h"


#endif

OF_ASSUME_NONNULL_BEGIN

#ifdef OF_HAVE_SOCKETS
@protocol OFTCPSocketDelegate_Private <OFObject>
- (void)of_socketDidConnect: (OFTCPSocket *)socket
................................................................................
			 delegate: (nullable id <OFStreamDelegate>)delegate;
# if !defined(OF_WII) && !defined(OF_NINTENDO_3DS)
+ (void)of_addAsyncConnectForTCPSocket: (OFTCPSocket *)socket
				  mode: (of_run_loop_mode_t)mode
			      delegate: (id <OFTCPSocketDelegate_Private>)
					    delegate;
# endif
+ (void)of_addAsyncAcceptForTCPSocket: (OFTCPSocket *)socket
				 mode: (of_run_loop_mode_t)mode
# ifdef OF_HAVE_BLOCKS
				block: (nullable
					   of_tcp_socket_async_accept_block_t)
					   block
# endif
			     delegate: (nullable id <OFTCPSocketDelegate>)
					   delegate;
+ (void)of_addAsyncReceiveForDatagramSocket: (OFDatagramSocket *)socket
    buffer: (void *)buffer
    length: (size_t)length
      mode: (of_run_loop_mode_t)mode
# ifdef OF_HAVE_BLOCKS
     block: (nullable of_datagram_socket_async_receive_block_t)block
# endif
................................................................................
      data: (OFData *)data
  receiver: (const of_socket_address_t *)receiver
      mode: (of_run_loop_mode_t)mode
# ifdef OF_HAVE_BLOCKS
     block: (nullable of_datagram_socket_async_send_data_block_t)block
# endif
  delegate: (nullable id <OFDatagramSocketDelegate>)delegate;

















+ (void)of_cancelAsyncRequestsForObject: (id)object
				   mode: (of_run_loop_mode_t)mode;
#endif
- (void)of_removeTimer: (OFTimer *)timer
	       forMode: (of_run_loop_mode_t)mode;
@end

OF_ASSUME_NONNULL_END







<

>
>







 







|
|
<
|
<
<
<
|
<







 







>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>








14
15
16
17
18
19
20

21
22
23
24
25
26
27
28
29
30
..
85
86
87
88
89
90
91
92
93

94



95

96
97
98
99
100
101
102
...
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
 * LICENSE.GPLv2 or LICENSE.GPLv3 respectively included in the packaging of this
 * file.
 */

#import "OFRunLoop.h"
#import "OFStream.h"
#ifdef OF_HAVE_SOCKETS

# import "OFDatagramSocket.h"
# import "OFSequencedPacketSocket.h"
# import "OFTCPSocket.h"
#endif

OF_ASSUME_NONNULL_BEGIN

#ifdef OF_HAVE_SOCKETS
@protocol OFTCPSocketDelegate_Private <OFObject>
- (void)of_socketDidConnect: (OFTCPSocket *)socket
................................................................................
			 delegate: (nullable id <OFStreamDelegate>)delegate;
# if !defined(OF_WII) && !defined(OF_NINTENDO_3DS)
+ (void)of_addAsyncConnectForTCPSocket: (OFTCPSocket *)socket
				  mode: (of_run_loop_mode_t)mode
			      delegate: (id <OFTCPSocketDelegate_Private>)
					    delegate;
# endif
+ (void)of_addAsyncAcceptForSocket: (id)socket
			      mode: (of_run_loop_mode_t)mode

			     block: (nullable id)block



			  delegate: (nullable id)delegate;

+ (void)of_addAsyncReceiveForDatagramSocket: (OFDatagramSocket *)socket
    buffer: (void *)buffer
    length: (size_t)length
      mode: (of_run_loop_mode_t)mode
# ifdef OF_HAVE_BLOCKS
     block: (nullable of_datagram_socket_async_receive_block_t)block
# endif
................................................................................
      data: (OFData *)data
  receiver: (const of_socket_address_t *)receiver
      mode: (of_run_loop_mode_t)mode
# ifdef OF_HAVE_BLOCKS
     block: (nullable of_datagram_socket_async_send_data_block_t)block
# endif
  delegate: (nullable id <OFDatagramSocketDelegate>)delegate;
+ (void)of_addAsyncReceiveForSequencedPacketSocket:
					       (OFSequencedPacketSocket *)socket
    buffer: (void *)buffer
    length: (size_t)length
      mode: (of_run_loop_mode_t)mode
# ifdef OF_HAVE_BLOCKS
     block: (nullable of_sequenced_packet_socket_async_receive_block_t)block
# endif
  delegate: (nullable id <OFSequencedPacketSocketDelegate>) delegate;
+ (void)of_addAsyncSendForSequencedPacketSocket:
					       (OFSequencedPacketSocket *)socket
      data: (OFData *)data
      mode: (of_run_loop_mode_t)mode
# ifdef OF_HAVE_BLOCKS
     block: (nullable of_sequenced_packet_socket_async_send_data_block_t)block
# endif
  delegate: (nullable id <OFSequencedPacketSocketDelegate>)delegate;
+ (void)of_cancelAsyncRequestsForObject: (id)object
				   mode: (of_run_loop_mode_t)mode;
#endif
- (void)of_removeTimer: (OFTimer *)timer
	       forMode: (of_run_loop_mode_t)mode;
@end

OF_ASSUME_NONNULL_END

Modified src/OFRunLoop.m from [9886e0ee45] to [9b755653ca].

23
24
25
26
27
28
29


30
31
32
33
34
35
36
...
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
...
179
180
181
182
183
184
185





















186
187
188
189
190
191
192
...
731
732
733
734
735
736
737
738
739
740
741
742
743
744
745
746
747
748
749


750







751
752
753
754
755
756
757
758
...
850
851
852
853
854
855
856





































































































857
858
859
860
861
862
863
....
1061
1062
1063
1064
1065
1066
1067
1068
1069
1070
1071
1072
1073
1074
1075
1076
1077
1078
1079
1080
1081
1082
....
1117
1118
1119
1120
1121
1122
1123









































1124
1125
1126
1127
1128
1129
1130
#import "OFRunLoop.h"
#import "OFRunLoop+Private.h"
#import "OFArray.h"
#import "OFData.h"
#import "OFDictionary.h"
#ifdef OF_HAVE_SOCKETS
# import "OFKernelEventObserver.h"


# import "OFTCPSocket.h"
# import "OFTCPSocket+Private.h"
#endif
#import "OFThread.h"
#ifdef OF_HAVE_THREADS
# import "OFMutex.h"
# import "OFCondition.h"
................................................................................
@end
# endif

@interface OFRunLoopAcceptQueueItem: OFRunLoopQueueItem
{
@public
# ifdef OF_HAVE_BLOCKS
	of_tcp_socket_async_accept_block_t _block;
# endif
}
@end

@interface OFRunLoopDatagramReceiveQueueItem: OFRunLoopQueueItem
{
@public
................................................................................
# ifdef OF_HAVE_BLOCKS
	of_datagram_socket_async_send_data_block_t _block;
# endif
	OFData *_data;
	of_socket_address_t _receiver;
}
@end





















#endif

@implementation OFRunLoopState
- (instancetype)init
{
	self = [super init];

................................................................................
}
@end
# endif

@implementation OFRunLoopAcceptQueueItem
- (bool)handleObject: (id)object
{
	OFTCPSocket *acceptedSocket;
	id exception = nil;

	@try {
		acceptedSocket = [object accept];
	} @catch (id e) {
		acceptedSocket = nil;
		exception = e;
	}

# ifdef OF_HAVE_BLOCKS
	if (_block != NULL)


		return _block(object, acceptedSocket, exception);







	else {
# endif
		if (![_delegate respondsToSelector:
		    @selector(socket:didAcceptSocket:exception:)])
			return false;

		return [_delegate socket: object
			 didAcceptSocket: acceptedSocket
................................................................................
			return false;

		newData = [_delegate socket: object
				didSendData: _data
				   receiver: &_receiver
				  exception: exception];






































































































		if (newData == nil)
			return false;

		oldData = _data;
		_data = [newData copy];
		[oldData release];

................................................................................

	queueItem->_delegate = [delegate retain];

	QUEUE_ITEM
}
# endif

+ (void)of_addAsyncAcceptForTCPSocket: (OFTCPSocket *)stream
				 mode: (of_run_loop_mode_t)mode
# ifdef OF_HAVE_BLOCKS
				block: (of_tcp_socket_async_accept_block_t)block
# endif
			     delegate: (id <OFTCPSocketDelegate>)delegate
{
	NEW_READ(OFRunLoopAcceptQueueItem, stream, mode)

	queueItem->_delegate = [delegate retain];
# ifdef OF_HAVE_BLOCKS
	queueItem->_block = [block copy];
# endif

	QUEUE_ITEM
................................................................................
	queueItem->_delegate = [delegate retain];
# ifdef OF_HAVE_BLOCKS
	queueItem->_block = [block copy];
# endif
	queueItem->_data = [data copy];
	queueItem->_receiver = *receiver;










































	QUEUE_ITEM
}
# undef NEW_READ
# undef NEW_WRITE
# undef QUEUE_ITEM

+ (void)of_cancelAsyncRequestsForObject: (id)object







>
>







 







|







 







>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>







 







<
|









|
>
>
|
>
>
>
>
>
>
>
|







 







>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>







 







|
|
|
<
<
|

|







 







>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>







23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
...
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
...
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
...
754
755
756
757
758
759
760

761
762
763
764
765
766
767
768
769
770
771
772
773
774
775
776
777
778
779
780
781
782
783
784
785
786
787
788
789
...
881
882
883
884
885
886
887
888
889
890
891
892
893
894
895
896
897
898
899
900
901
902
903
904
905
906
907
908
909
910
911
912
913
914
915
916
917
918
919
920
921
922
923
924
925
926
927
928
929
930
931
932
933
934
935
936
937
938
939
940
941
942
943
944
945
946
947
948
949
950
951
952
953
954
955
956
957
958
959
960
961
962
963
964
965
966
967
968
969
970
971
972
973
974
975
976
977
978
979
980
981
982
983
984
985
986
987
988
989
990
991
992
993
994
995
....
1193
1194
1195
1196
1197
1198
1199
1200
1201
1202


1203
1204
1205
1206
1207
1208
1209
1210
1211
1212
....
1247
1248
1249
1250
1251
1252
1253
1254
1255
1256
1257
1258
1259
1260
1261
1262
1263
1264
1265
1266
1267
1268
1269
1270
1271
1272
1273
1274
1275
1276
1277
1278
1279
1280
1281
1282
1283
1284
1285
1286
1287
1288
1289
1290
1291
1292
1293
1294
1295
1296
1297
1298
1299
1300
1301
#import "OFRunLoop.h"
#import "OFRunLoop+Private.h"
#import "OFArray.h"
#import "OFData.h"
#import "OFDictionary.h"
#ifdef OF_HAVE_SOCKETS
# import "OFKernelEventObserver.h"
# import "OFDatagramSocket.h"
# import "OFSequencedPacketSocket.h"
# import "OFTCPSocket.h"
# import "OFTCPSocket+Private.h"
#endif
#import "OFThread.h"
#ifdef OF_HAVE_THREADS
# import "OFMutex.h"
# import "OFCondition.h"
................................................................................
@end
# endif

@interface OFRunLoopAcceptQueueItem: OFRunLoopQueueItem
{
@public
# ifdef OF_HAVE_BLOCKS
	id _block;
# endif
}
@end

@interface OFRunLoopDatagramReceiveQueueItem: OFRunLoopQueueItem
{
@public
................................................................................
# ifdef OF_HAVE_BLOCKS
	of_datagram_socket_async_send_data_block_t _block;
# endif
	OFData *_data;
	of_socket_address_t _receiver;
}
@end

@interface OFRunLoopPacketReceiveQueueItem: OFRunLoopQueueItem
{
@public
# ifdef OF_HAVE_BLOCKS
	of_sequenced_packet_socket_async_receive_block_t _block;
# endif
	void *_buffer;
	size_t _length;
}
@end

@interface OFRunLoopPacketSendQueueItem: OFRunLoopQueueItem
{
@public
# ifdef OF_HAVE_BLOCKS
	of_sequenced_packet_socket_async_send_data_block_t _block;
# endif
	OFData *_data;
}
@end
#endif

@implementation OFRunLoopState
- (instancetype)init
{
	self = [super init];

................................................................................
}
@end
# endif

@implementation OFRunLoopAcceptQueueItem
- (bool)handleObject: (id)object
{

	id acceptedSocket, exception = nil;

	@try {
		acceptedSocket = [object accept];
	} @catch (id e) {
		acceptedSocket = nil;
		exception = e;
	}

# ifdef OF_HAVE_BLOCKS
	if (_block != NULL) {
		if ([object isKindOfClass: [OFTCPSocket class]])
			return ((of_tcp_socket_async_accept_block_t)
			    _block)(object, acceptedSocket, exception);
		else if ([object isKindOfClass:
		    [OFSequencedPacketSocket class]])
			return
			    ((of_sequenced_packet_socket_async_accept_block_t)
			    _block)(object, acceptedSocket, exception);
		else
			OF_ENSURE(0);
	} else {
# endif
		if (![_delegate respondsToSelector:
		    @selector(socket:didAcceptSocket:exception:)])
			return false;

		return [_delegate socket: object
			 didAcceptSocket: acceptedSocket
................................................................................
			return false;

		newData = [_delegate socket: object
				didSendData: _data
				   receiver: &_receiver
				  exception: exception];

		if (newData == nil)
			return false;

		oldData = _data;
		_data = [newData copy];
		[oldData release];

		return true;
# ifdef OF_HAVE_BLOCKS
	}
# endif
}

- (void)dealloc
{
	[_data release];
# ifdef OF_HAVE_BLOCKS
	[_block release];
# endif

	[super dealloc];
}
@end

@implementation OFRunLoopPacketReceiveQueueItem
- (bool)handleObject: (id)object
{
	size_t length;
	id exception = nil;

	@try {
		length = [object receiveIntoBuffer: _buffer
					    length: _length];
	} @catch (id e) {
		length = 0;
		exception = e;
	}

# ifdef OF_HAVE_BLOCKS
	if (_block != NULL)
		return _block(object, _buffer, length, exception);
	else {
# endif
		if (![_delegate respondsToSelector: @selector(
		    socket:didReceiveIntoBuffer:length:exception:)])
			return false;

		return [_delegate socket: object
		    didReceiveIntoBuffer: _buffer
				  length: length
			       exception: exception];
# ifdef OF_HAVE_BLOCKS
	}
# endif
}

# ifdef OF_HAVE_BLOCKS
- (void)dealloc
{
	[_block release];

	[super dealloc];
}
# endif
@end

@implementation OFRunLoopPacketSendQueueItem
- (bool)handleObject: (id)object
{
	id exception = nil;
	OFData *newData, *oldData;

	@try {
		[object sendBuffer: _data.items
			    length: _data.count * _data.itemSize];
	} @catch (id e) {
		exception = e;
	}

# ifdef OF_HAVE_BLOCKS
	if (_block != NULL) {
		newData = _block(object, _data, exception);

		if (newData == nil)
			return false;

		oldData = _data;
		_data = [newData copy];
		[oldData release];

		return true;
	} else {
# endif
		if (![_delegate respondsToSelector:
		    @selector(socket:didSendData:exception:)])
			return false;

		newData = [_delegate socket: object
				didSendData: _data
				  exception: exception];

		if (newData == nil)
			return false;

		oldData = _data;
		_data = [newData copy];
		[oldData release];

................................................................................

	queueItem->_delegate = [delegate retain];

	QUEUE_ITEM
}
# endif

+ (void)of_addAsyncAcceptForSocket: (id)sock
			      mode: (of_run_loop_mode_t)mode
			     block: (id)block


			  delegate: (id)delegate
{
	NEW_READ(OFRunLoopAcceptQueueItem, sock, mode)

	queueItem->_delegate = [delegate retain];
# ifdef OF_HAVE_BLOCKS
	queueItem->_block = [block copy];
# endif

	QUEUE_ITEM
................................................................................
	queueItem->_delegate = [delegate retain];
# ifdef OF_HAVE_BLOCKS
	queueItem->_block = [block copy];
# endif
	queueItem->_data = [data copy];
	queueItem->_receiver = *receiver;

	QUEUE_ITEM
}

+ (void)of_addAsyncReceiveForSequencedPacketSocket: (OFSequencedPacketSocket *)
							sock
    buffer: (void *)buffer
    length: (size_t)length
      mode: (of_run_loop_mode_t)mode
# ifdef OF_HAVE_BLOCKS
     block: (of_sequenced_packet_socket_async_receive_block_t)block
# endif
  delegate: (id <OFSequencedPacketSocketDelegate>)delegate
{
	NEW_READ(OFRunLoopPacketReceiveQueueItem, sock, mode)

	queueItem->_delegate = [delegate retain];
# ifdef OF_HAVE_BLOCKS
	queueItem->_block = [block copy];
# endif
	queueItem->_buffer = buffer;
	queueItem->_length = length;

	QUEUE_ITEM
}

+ (void)of_addAsyncSendForSequencedPacketSocket: (OFSequencedPacketSocket *)sock
      data: (OFData *)data
      mode: (of_run_loop_mode_t)mode
# ifdef OF_HAVE_BLOCKS
     block: (of_sequenced_packet_socket_async_send_data_block_t)block
# endif
  delegate: (id <OFSequencedPacketSocketDelegate>)delegate
{
	NEW_WRITE(OFRunLoopPacketSendQueueItem, sock, mode)

	queueItem->_delegate = [delegate retain];
# ifdef OF_HAVE_BLOCKS
	queueItem->_block = [block copy];
# endif
	queueItem->_data = [data copy];

	QUEUE_ITEM
}
# undef NEW_READ
# undef NEW_WRITE
# undef QUEUE_ITEM

+ (void)of_cancelAsyncRequestsForObject: (id)object

Added src/OFSequencedPacketSocket.h version [c46ceeaf1d].





























































































































































































































































































































































































































































































































































































































































































































































































>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
/*
 * Copyright (c) 2008, 2009, 2010, 2011, 2012, 2013, 2014, 2015, 2016, 2017,
 *               2018, 2019, 2020
 *   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.
 */

#import "OFObject.h"
#import "OFKernelEventObserver.h"
#import "OFRunLoop.h"

#import "socket.h"

OF_ASSUME_NONNULL_BEGIN

/*! @file */

@class OFData;
@class OFSequencedPacketSocket;

#ifdef OF_HAVE_BLOCKS
/*!
 * @brief A block which is called when a packet has been received.
 *
 * @param socket The sequenced packet socket which received a packet
 * @param buffer The buffer the packet has been written to
 * @param length The length of the packet
 * @param exception An exception which occurred while receiving or `nil` on
 *		    success
 * @return A bool whether the same block should be used for the next receive
 */
typedef bool (^of_sequenced_packet_socket_async_receive_block_t)(
    OFSequencedPacketSocket *_Nonnull socket, void *_Nonnull buffer,
    size_t length, id _Nullable exception);

/*!
 * @brief A block which is called when a packet has been sent.
 *
 * @param socket The sequenced packet socket which sent a packet
 * @param data The data which was sent
 * @param exception An exception which occurred while reading or `nil` on
 *		    success
 * @return The data to repeat the send with or nil if it should not repeat
 */
typedef OFData *_Nullable (^of_sequenced_packet_socket_async_send_data_block_t)(
    OFSequencedPacketSocket *_Nonnull socket, OFData *_Nonnull data,
    id _Nullable exception);

/*!
 * @brief A block which is called when the socket accepted a connection.
 *
 * @param socket The socket which accepted the connection
 * @param acceptedSocket The socket which has been accepted
 * @param exception An exception which occurred while accepting the socket or
 *		    `nil` on success
 * @return A bool whether the same block should be used for the next incoming
 *	   connection
 */
typedef bool (^of_sequenced_packet_socket_async_accept_block_t)(
    OFSequencedPacketSocket *socket, OFSequencedPacketSocket *acceptedSocket,
    id _Nullable exception);
#endif

/*!
 * @protocol OFSequencedPacketSocketDelegate OFSequencedPacketSocket.h \
 *	     ObjFW/OFSequencedPacketSocket.h
 *
 * @brief A delegate for OFSequencedPacketSocket.
 */
@protocol OFSequencedPacketSocketDelegate <OFObject>
@optional
/*!
 * @brief This method is called when a packet has been received.
 *
 * @param socket The sequenced packet socket which received a packet
 * @param buffer The buffer the packet has been written to
 * @param length The length of the packet
 * @param exception An exception that occurred while receiving, or nil on
 *		    success
 * @return A bool whether the same block should be used for the next receive
 */
-	  (bool)socket: (OFSequencedPacketSocket *)socket
  didReceiveIntoBuffer: (void *)buffer
		length: (size_t)length
	     exception: (nullable id)exception;

/*!
 * @brief This method is called when a packet has been sent.
 *
 * @param socket The sequenced packet socket which sent a packet
 * @param data The data which was sent
 * @param exception An exception that occurred while sending, or nil on success
 * @return The data to repeat the send with or nil if it should not repeat
 */
- (nullable OFData *)socket: (OFSequencedPacketSocket *)socket
		didSendData: (OFData *)data
		  exception: (nullable id)exception;

/*!
 * @brief A method which is called when a socket accepted a connection.
 *
 * @param socket The socket which accepted the connection
 * @param acceptedSocket The socket which has been accepted
 * @param exception An exception that occurred while accepting, or nil on
 *		    success
 * @return A bool whether to accept the next incoming connection
 */
-    (bool)socket: (OFSequencedPacketSocket *)socket
  didAcceptSocket: (OFSequencedPacketSocket *)acceptedSocket
	exception: (nullable id)exception;
@end

/*!
 * @class OFSequencedPacketSocket OFSequencedPacketSocket.h \
 *	  ObjFW/OFSequencedPacketSocket.h
 *
 * @brief A base class for sequenced packet sockets.
 *
 * @warning Even though the OFCopying protocol is implemented, it does *not*
 *	    return an independent copy of the socket, but instead retains it.
 *	    This is so that the socket can be used as a key for a dictionary,
 *	    so context can be associated with a socket. Using a socket in more
 *	    than one thread at the same time is not thread-safe, even if copy
 *	    was called to create one "instance" for every thread!
 */
@interface OFSequencedPacketSocket: OFObject <OFCopying,
    OFReadyForReadingObserving, OFReadyForWritingObserving>
{
	of_socket_t _socket;
	bool _blocking, _listening;
	of_socket_address_t _remoteAddress;
	id <OFSequencedPacketSocketDelegate> _Nullable _delegate;
	OF_RESERVE_IVARS(4)
}

/*!
 * @brief Whether the socket is in blocking mode.
 *
 * By default, a socket is in blocking mode.
 */
@property (nonatomic, getter=isBlocking) bool blocking;

/*!
 * @brief Whether the socket is a listening socket.
 */
@property (readonly, nonatomic, getter=isListening) bool listening;

/*!
 * @brief The remote address.
 *
 * @note This only works for accepted sockets!
 */
@property (readonly, nonatomic) const of_socket_address_t *remoteAddress;

/*!
 * @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 <OFSequencedPacketSocketDelegate> delegate;

/*!
 * @brief Returns a new, autoreleased OFSequencedPacketSocket.
 *
 * @return A new, autoreleased OFSequencedPacketSocket
 */
+ (instancetype)socket;

/*!
 * @brief Receives a packet and stores it into the specified buffer.
 *
 * If the buffer is too small, the receive operation fails.
 *
 * @param buffer The buffer to write the packet to
 * @param length The length of the buffer
 * @return The length of the received packet
 */
- (size_t)receiveIntoBuffer: (void *)buffer
		     length: (size_t)length;

/*!
 * @brief Asynchronously receives a packet and stores it into the specified
 *	  buffer.
 *
 * If the buffer is too small, the receive operation fails.
 *
 * @param buffer The buffer to write the packet to
 * @param length The length of the buffer
 */
- (void)asyncReceiveIntoBuffer: (void *)buffer
			length: (size_t)length;

/*!
 * @brief Asynchronously receives a packet and stores it into the specified
 *	  buffer.
 *
 * If the buffer is too small, the receive operation fails.
 *
 * @param buffer The buffer to write the packet to
 * @param length The length of the buffer
 * @param runLoopMode The run loop mode in which to perform the async receive
 */
- (void)asyncReceiveIntoBuffer: (void *)buffer
			length: (size_t)length
		   runLoopMode: (of_run_loop_mode_t)runLoopMode;

#ifdef OF_HAVE_BLOCKS
/*!
 * @brief Asynchronously receives a packet and stores it into the specified
 *	  buffer.
 *
 * If the buffer is too small, the receive operation fails.
 *
 * @param buffer The buffer to write the packet to
 * @param length The length of the buffer
 * @param block The block to call when the packet has been received. If the
 *		block returns true, it will be called again with the same
 *		buffer and maximum length when more packets have been received.
 *		If you want the next method in the queue to handle the packet
 *		received next, you need to return false from the method.
 */
- (void)
    asyncReceiveIntoBuffer: (void *)buffer
		    length: (size_t)length
		     block: (of_sequenced_packet_socket_async_receive_block_t)
				block;

/*!
 * @brief Asynchronously receives a packet and stores it into the specified
 *	  buffer.
 *
 * If the buffer is too small, the receive operation fails.
 *
 * @param buffer The buffer to write the packet to
 * @param length The length of the buffer
 * @param runLoopMode The run loop mode in which to perform the async receive
 * @param block The block to call when the packet has been received. If the
 *		block returns true, it will be called again with the same
 *		buffer and maximum length when more packets have been received.
 *		If you want the next method in the queue to handle the packet
 *		received next, you need to return false from the method.
 */
- (void)
    asyncReceiveIntoBuffer: (void *)buffer
		    length: (size_t)length
	       runLoopMode: (of_run_loop_mode_t)runLoopMode
		     block: (of_sequenced_packet_socket_async_receive_block_t)
				block;
#endif

/*!
 * @brief Sends the specified packet.
 *
 * @param buffer The buffer to send as a packet
 * @param length The length of the buffer
 */
- (void)sendBuffer: (const void *)buffer
	    length: (size_t)length;

/*!
 * @brief Asynchronously sends the specified packet.
 *
 * @param data The data to send as a packet
 */
- (void)asyncSendData: (OFData *)data;

/*!
 * @brief Asynchronously sends the specified packet.
 *
 * @param data The data to send as a packet
 * @param runLoopMode The run loop mode in which to perform the async send
 */
- (void)asyncSendData: (OFData *)data
	  runLoopMode: (of_run_loop_mode_t)runLoopMode;

#ifdef OF_HAVE_BLOCKS
/*!
 * @brief Asynchronously sends the specified packet.
 *
 * @param data The data to send as a packet
 * @param block The block to call when the packet has been sent. It should
 *		return the data for the next send with the same callback or nil
 *		if it should not repeat.
 */
- (void)asyncSendData: (OFData *)data
		block: (of_sequenced_packet_socket_async_send_data_block_t)
			   block;

/*!
 * @brief Asynchronously sends the specified packet.
 *
 * @param data The data to send as a packet
 * @param runLoopMode The run loop mode in which to perform the async send
 * @param block The block to call when the packet has been sent. It should
 *		return the data for the next send with the same callback or nil
 *		if it should not repeat.
 */
- (void)asyncSendData: (OFData *)data
	  runLoopMode: (of_run_loop_mode_t)runLoopMode
		block: (of_sequenced_packet_socket_async_send_data_block_t)
			   block;
#endif

/*!
 * @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;

/*!
 * @brief Accept an incoming connection.
 *
 * @return An autoreleased sequenced packet socket for the accepted connection.
 */
- (instancetype)accept;

/*!
 * @brief Asynchronously accept an incoming connection.
 */
- (void)asyncAccept;

/*!
 * @brief Asynchronously accept an incoming connection.
 *
 * @param runLoopMode The run loop mode in which to perform the async accept
 */
- (void)asyncAcceptWithRunLoopMode: (of_run_loop_mode_t)runLoopMode;

#ifdef OF_HAVE_BLOCKS
/*!
 * @brief Asynchronously accept an incoming connection.
 *
 * @param block The block to execute when a new connection has been accepted.
 *		Returns whether the next incoming connection should be accepted
 *		by the specified block as well.
 */
- (void)asyncAcceptWithBlock:
    (of_sequenced_packet_socket_async_accept_block_t)block;

/*!
 * @brief Asynchronously accept an incoming connection.
 *
 * @param runLoopMode The run loop mode in which to perform the async accept
 * @param block The block to execute when a new connection has been accepted.
 *		Returns whether the next incoming connection should be accepted
 *		by the specified block as well.
 */
- (void)asyncAcceptWithRunLoopMode: (of_run_loop_mode_t)runLoopMode
    block: (of_sequenced_packet_socket_async_accept_block_t)block;
#endif

/*!
 * @brief Cancels all pending asynchronous requests on the socket.
 */
- (void)cancelAsyncRequests;

/*!
 * @brief Closes the socket so that it can neither receive nor send any more
 *	  datagrams.
 */
- (void)close;
@end

OF_ASSUME_NONNULL_END

Added src/OFSequencedPacketSocket.m version [f3aa68332f].























































































































































































































































































































































































































































































































































































































































































































































































































































































































































































>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
398
399
400
401
402
403
404
405
406
407
408
409
410
411
412
413
414
415
416
417
418
419
420
421
422
423
424
425
426
427
428
429
430
431
432
433
434
435
436
437
438
439
440
441
442
443
444
445
446
447
448
449
450
451
452
453
454
455
456
457
458
459
460
461
462
463
464
465
466
467
468
469
470
471
472
473
474
475
/*
 * Copyright (c) 2008, 2009, 2010, 2011, 2012, 2013, 2014, 2015, 2016, 2017,
 *               2018, 2019, 2020
 *   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"

#include <assert.h>
#include <errno.h>

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

#import "OFSequencedPacketSocket.h"
#import "OFData.h"
#import "OFRunLoop+Private.h"
#import "OFRunLoop.h"

#import "OFAcceptFailedException.h"
#import "OFInitializationFailedException.h"
#import "OFInvalidArgumentException.h"
#import "OFListenFailedException.h"
#import "OFNotOpenException.h"
#import "OFOutOfRangeException.h"
#import "OFReadFailedException.h"
#import "OFSetOptionFailedException.h"
#import "OFWriteFailedException.h"

#import "socket.h"
#import "socket_helpers.h"

@implementation OFSequencedPacketSocket
@synthesize listening = _listening, delegate = _delegate;

+ (void)initialize
{
	if (self != [OFSequencedPacketSocket class])
		return;

	if (!of_socket_init())
		@throw [OFInitializationFailedException
		    exceptionWithClass: self];
}

+ (instancetype)socket
{
	return [[[self alloc] init] autorelease];
}

- (instancetype)init
{
	self = [super init];

	@try {
		if (self.class == [OFSequencedPacketSocket class]) {
			[self doesNotRecognizeSelector: _cmd];
			abort();
		}

		_socket = INVALID_SOCKET;
		_blocking = true;
	} @catch (id e) {
		[self release];
		@throw e;
	}

	return self;
}

- (void)dealloc
{
	if (_socket != INVALID_SOCKET)
		[self close];

	[super dealloc];
}

- (id)copy
{
	return [self retain];
}

- (bool)isBlocking
{
	return _blocking;
}

- (void)setBlocking: (bool)enable
{
#if defined(HAVE_FCNTL)
	int flags = fcntl(_socket, F_GETFL, 0);

	if (flags == -1)
		@throw [OFSetOptionFailedException exceptionWithObject: self
								 errNo: errno];

	if (enable)
		flags &= ~O_NONBLOCK;
	else
		flags |= O_NONBLOCK;

	if (fcntl(_socket, F_SETFL, flags) == -1)
		@throw [OFSetOptionFailedException exceptionWithObject: self
								 errNo: errno];

	_blocking = enable;
#elif defined(OF_WINDOWS)
	u_long v = enable;

	if (ioctlsocket(_socket, FIONBIO, &v) == SOCKET_ERROR)
		@throw [OFSetOptionFailedException
		    exceptionWithObject: self
				  errNo: of_socket_errno()];

	_blocking = enable;
#else
	OF_UNRECOGNIZED_SELECTOR
#endif
}

- (size_t)receiveIntoBuffer: (void *)buffer
		     length: (size_t)length
{
	ssize_t ret;

	if (_socket == INVALID_SOCKET)
		@throw [OFNotOpenException exceptionWithObject: self];

#ifndef OF_WINDOWS
	if ((ret = recv(_socket, buffer, length, 0)) < 0)
		@throw [OFReadFailedException
		    exceptionWithObject: self
			requestedLength: length
				  errNo: of_socket_errno()];
#else
	if (length > INT_MAX)
		@throw [OFOutOfRangeException exception];

	if ((ret = recv(_socket, buffer, (int)length, 0)) < 0)
		@throw [OFReadFailedException
		    exceptionWithObject: self
			requestedLength: length
				  errNo: of_socket_errno()];
#endif

	return ret;
}

- (void)asyncReceiveIntoBuffer: (void *)buffer
			length: (size_t)length
{
	[self asyncReceiveIntoBuffer: buffer
			      length: length
			 runLoopMode: of_run_loop_mode_default];
}

- (void)asyncReceiveIntoBuffer: (void *)buffer
			length: (size_t)length
		   runLoopMode: (of_run_loop_mode_t)runLoopMode
{
	[OFRunLoop of_addAsyncReceiveForSequencedPacketSocket: self
						       buffer: buffer
						       length: length
							 mode: runLoopMode
# ifdef OF_HAVE_BLOCKS
							block: NULL
# endif
						     delegate: _delegate];
}

#ifdef OF_HAVE_BLOCKS
- (void)
    asyncReceiveIntoBuffer: (void *)buffer
		    length: (size_t)length
		     block: (of_sequenced_packet_socket_async_receive_block_t)
				block
{
	[self asyncReceiveIntoBuffer: buffer
			      length: length
			 runLoopMode: of_run_loop_mode_default
			       block: block];
}

- (void)
    asyncReceiveIntoBuffer: (void *)buffer
		    length: (size_t)length
	       runLoopMode: (of_run_loop_mode_t)runLoopMode
		     block: (of_sequenced_packet_socket_async_receive_block_t)
				block
{
	[OFRunLoop of_addAsyncReceiveForSequencedPacketSocket: self
						       buffer: buffer
						       length: length
							 mode: runLoopMode
							block: block
						     delegate: nil];
}
#endif

- (void)sendBuffer: (const void *)buffer
	    length: (size_t)length
{
	if (_socket == INVALID_SOCKET)
		@throw [OFNotOpenException exceptionWithObject: self];

#ifndef OF_WINDOWS
	ssize_t bytesWritten;

	if (length > SSIZE_MAX)
		@throw [OFOutOfRangeException exception];

	if ((bytesWritten = send(_socket, (void *)buffer, length, 0)) < 0)
		@throw [OFWriteFailedException
		    exceptionWithObject: self
			requestedLength: length
			   bytesWritten: 0
				  errNo: of_socket_errno()];
#else
	int bytesWritten;

	if (length > INT_MAX)
		@throw [OFOutOfRangeException exception];

	if ((bytesWritten = send(_socket, buffer, (int)length, 0)) < 0)
		@throw [OFWriteFailedException
		    exceptionWithObject: self
			requestedLength: length
			   bytesWritten: 0
				  errNo: of_socket_errno()];
#endif

	if ((size_t)bytesWritten != length)
		@throw [OFWriteFailedException exceptionWithObject: self
						   requestedLength: length
						      bytesWritten: bytesWritten
							     errNo: 0];
}

- (void)asyncSendData: (OFData *)data
{
	[self asyncSendData: data
		runLoopMode: of_run_loop_mode_default];
}

- (void)asyncSendData: (OFData *)data
	  runLoopMode: (of_run_loop_mode_t)runLoopMode
{
	[OFRunLoop of_addAsyncSendForSequencedPacketSocket: self
						      data: data
						      mode: runLoopMode
# ifdef OF_HAVE_BLOCKS
						     block: NULL
# endif
						  delegate: _delegate];
}

#ifdef OF_HAVE_BLOCKS
- (void)asyncSendData: (OFData *)data
		block: (of_sequenced_packet_socket_async_send_data_block_t)block
{
	[self asyncSendData: data
		runLoopMode: of_run_loop_mode_default
		      block: block];
}

- (void)asyncSendData: (OFData *)data
	  runLoopMode: (of_run_loop_mode_t)runLoopMode
		block: (of_sequenced_packet_socket_async_send_data_block_t)block
{
	[OFRunLoop of_addAsyncSendForSequencedPacketSocket: self
						      data: data
						      mode: runLoopMode
						     block: block
						  delegate: nil];
}
#endif

- (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
{
	OFSequencedPacketSocket *client =
	    [[[[self class] alloc] init] autorelease];
#if (!defined(HAVE_PACCEPT) && !defined(HAVE_ACCEPT4)) || !defined(SOCK_CLOEXEC)
# if defined(HAVE_FCNTL) && defined(FD_CLOEXEC)
	int flags;
# endif
#endif

	client->_remoteAddress.length =
	    (socklen_t)sizeof(client->_remoteAddress.sockaddr);

#if defined(HAVE_PACCEPT) && defined(SOCK_CLOEXEC)
	if ((client->_socket = paccept(_socket,
	    &client->_remoteAddress.sockaddr.sockaddr,
	    &client->_remoteAddress.length, NULL, SOCK_CLOEXEC)) ==
	    INVALID_SOCKET)
		@throw [OFAcceptFailedException
		    exceptionWithSocket: self
				  errNo: of_socket_errno()];
#elif defined(HAVE_ACCEPT4) && defined(SOCK_CLOEXEC)
	if ((client->_socket = accept4(_socket,
	    &client->_remoteAddress.sockaddr.sockaddr,
	    &client->_remoteAddress.length, SOCK_CLOEXEC)) == INVALID_SOCKET)
		@throw [OFAcceptFailedException
		    exceptionWithSocket: self
				  errNo: of_socket_errno()];
#else
	if ((client->_socket = accept(_socket,
	    &client->_remoteAddress.sockaddr.sockaddr,
	    &client->_remoteAddress.length)) == INVALID_SOCKET)
		@throw [OFAcceptFailedException
		    exceptionWithSocket: self
				  errNo: of_socket_errno()];

# if defined(HAVE_FCNTL) && defined(FD_CLOEXEC)
	if ((flags = fcntl(client->_socket, F_GETFD, 0)) != -1)
		fcntl(client->_socket, F_SETFD, flags | FD_CLOEXEC);
# endif
#endif

	assert(client->_remoteAddress.length <=
	    (socklen_t)sizeof(client->_remoteAddress.sockaddr));

	switch (client->_remoteAddress.sockaddr.sockaddr.sa_family) {
	case AF_INET:
		client->_remoteAddress.family = OF_SOCKET_ADDRESS_FAMILY_IPV4;
		break;
#ifdef OF_HAVE_IPV6
	case AF_INET6:
		client->_remoteAddress.family = OF_SOCKET_ADDRESS_FAMILY_IPV6;
		break;
#endif
#ifdef OF_HAVE_IPX
	case AF_IPX:
		client->_remoteAddress.family = OF_SOCKET_ADDRESS_FAMILY_IPX;
		break;
#endif
	default:
		client->_remoteAddress.family =
		    OF_SOCKET_ADDRESS_FAMILY_UNKNOWN;
		break;
	}

	return client;
}

- (void)asyncAccept
{
	[self asyncAcceptWithRunLoopMode: of_run_loop_mode_default];
}

- (void)asyncAcceptWithRunLoopMode: (of_run_loop_mode_t)runLoopMode
{
	[OFRunLoop of_addAsyncAcceptForSocket: self
					 mode: runLoopMode
					block: NULL
				     delegate: _delegate];
}

#ifdef OF_HAVE_BLOCKS
- (void)asyncAcceptWithBlock: (of_sequenced_packet_socket_async_accept_block_t)
				  block
{
	[self asyncAcceptWithRunLoopMode: of_run_loop_mode_default
				   block: block];
}

- (void)asyncAcceptWithRunLoopMode: (of_run_loop_mode_t)runLoopMode
    block: (of_sequenced_packet_socket_async_accept_block_t)block
{
	[OFRunLoop of_addAsyncAcceptForSocket: self
					 mode: runLoopMode
					block: block
				     delegate: nil];
}
#endif

- (const of_socket_address_t *)remoteAddress
{
	if (_socket == INVALID_SOCKET)
		@throw [OFNotOpenException exceptionWithObject: self];

	if (_remoteAddress.length == 0)
		@throw [OFInvalidArgumentException exception];

	if (_remoteAddress.length > (socklen_t)sizeof(_remoteAddress.sockaddr))
		@throw [OFOutOfRangeException exception];

	return &_remoteAddress;
}

- (bool)isListening
{
	return _listening;
}

- (void)cancelAsyncRequests
{
	[OFRunLoop of_cancelAsyncRequestsForObject: self
					      mode: of_run_loop_mode_default];
}

- (int)fileDescriptorForReading
{
#ifndef OF_WINDOWS
	return _socket;
#else
	if (_socket == INVALID_SOCKET)
		return -1;

	if (_socket > INT_MAX)
		@throw [OFOutOfRangeException exception];

	return (int)_socket;
#endif
}

- (int)fileDescriptorForWriting
{
#ifndef OF_WINDOWS
	return _socket;
#else
	if (_socket == INVALID_SOCKET)
		return -1;

	if (_socket > INT_MAX)
		@throw [OFOutOfRangeException exception];

	return (int)_socket;
#endif
}

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

	_listening = false;
	memset(&_remoteAddress, 0, sizeof(_remoteAddress));

	closesocket(_socket);
	_socket = INVALID_SOCKET;
}
@end

Modified src/OFStream.h from [24a98018d3] to [190450d179].

231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
 */
@property (nonatomic, getter=isBlocking) bool blocking;

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

/*!
 * @brief Reads *at most* size bytes from the stream into a buffer.
 *







|







231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
 */
@property (nonatomic, getter=isBlocking) bool blocking;

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

/*!
 * @brief Reads *at most* size bytes from the stream into a buffer.
 *

Modified src/OFStreamSocket.m from [3d9d6aa117] to [53952137a2].

88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
#ifndef OF_WINDOWS
	if ((ret = recv(_socket, buffer, length, 0)) < 0)
		@throw [OFReadFailedException
		    exceptionWithObject: self
			requestedLength: length
				  errNo: of_socket_errno()];
#else
	if (length > UINT_MAX)
		@throw [OFOutOfRangeException exception];

	if ((ret = recv(_socket, buffer, (unsigned int)length, 0)) < 0)
		@throw [OFReadFailedException
		    exceptionWithObject: self
			requestedLength: length
				  errNo: of_socket_errno()];
#endif

	if (ret == 0)







|


|







88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
#ifndef OF_WINDOWS
	if ((ret = recv(_socket, buffer, length, 0)) < 0)
		@throw [OFReadFailedException
		    exceptionWithObject: self
			requestedLength: length
				  errNo: of_socket_errno()];
#else
	if (length > INT_MAX)
		@throw [OFOutOfRangeException exception];

	if ((ret = recv(_socket, buffer, (int)length, 0)) < 0)
		@throw [OFReadFailedException
		    exceptionWithObject: self
			requestedLength: length
				  errNo: of_socket_errno()];
#endif

	if (ret == 0)

Modified src/OFTCPSocket.h from [e4fec95ad0] to [6a97f5073a].

152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
 */
@property (nonatomic) uint16_t SOCKS5Port;

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

/*!
 * @brief Sets the global SOCKS5 proxy host to use when creating a new socket
 *







|







152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
 */
@property (nonatomic) uint16_t SOCKS5Port;

/*!
 * @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 <OFTCPSocketDelegate> delegate;

/*!
 * @brief Sets the global SOCKS5 proxy host to use when creating a new socket
 *

Modified src/OFTCPSocket.m from [6288b956d6] to [e938092c44].

1037
1038
1039
1040
1041
1042
1043
1044
1045
1046
1047
1048
1049
1050
1051
1052
1053
1054
1055
1056
1057
1058
1059
1060
1061
1062
1063
1064
1065
1066
1067
1068
1069
1070
1071
1072
- (void)asyncAccept
{
	[self asyncAcceptWithRunLoopMode: of_run_loop_mode_default];
}

- (void)asyncAcceptWithRunLoopMode: (of_run_loop_mode_t)runLoopMode
{
	[OFRunLoop of_addAsyncAcceptForTCPSocket: self
					    mode: runLoopMode
# ifdef OF_HAVE_BLOCKS
					   block: NULL
# endif
					delegate: _delegate];
}

#ifdef OF_HAVE_BLOCKS
- (void)asyncAcceptWithBlock: (of_tcp_socket_async_accept_block_t)block
{
	[self asyncAcceptWithRunLoopMode: of_run_loop_mode_default
				   block: block];
}

- (void)asyncAcceptWithRunLoopMode: (of_run_loop_mode_t)runLoopMode
			     block: (of_tcp_socket_async_accept_block_t)block
{
	[OFRunLoop of_addAsyncAcceptForTCPSocket: self
					    mode: runLoopMode
					   block: block
					delegate: nil];
}
#endif

- (const of_socket_address_t *)remoteAddress
{
	if (_socket == INVALID_SOCKET)
		@throw [OFNotOpenException exceptionWithObject: self];







|
|
<
|
<
|












|
|
|
|







1037
1038
1039
1040
1041
1042
1043
1044
1045

1046

1047
1048
1049
1050
1051
1052
1053
1054
1055
1056
1057
1058
1059
1060
1061
1062
1063
1064
1065
1066
1067
1068
1069
1070
- (void)asyncAccept
{
	[self asyncAcceptWithRunLoopMode: of_run_loop_mode_default];
}

- (void)asyncAcceptWithRunLoopMode: (of_run_loop_mode_t)runLoopMode
{
	[OFRunLoop of_addAsyncAcceptForSocket: self
					 mode: runLoopMode

					block: NULL

				     delegate: _delegate];
}

#ifdef OF_HAVE_BLOCKS
- (void)asyncAcceptWithBlock: (of_tcp_socket_async_accept_block_t)block
{
	[self asyncAcceptWithRunLoopMode: of_run_loop_mode_default
				   block: block];
}

- (void)asyncAcceptWithRunLoopMode: (of_run_loop_mode_t)runLoopMode
			     block: (of_tcp_socket_async_accept_block_t)block
{
	[OFRunLoop of_addAsyncAcceptForSocket: self
					 mode: runLoopMode
					block: block
				     delegate: nil];
}
#endif

- (const of_socket_address_t *)remoteAddress
{
	if (_socket == INVALID_SOCKET)
		@throw [OFNotOpenException exceptionWithObject: self];

Modified src/OFUDPSocket.h from [34be8eb48d] to [d9eb072d8d].

56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
	OF_RESERVE_IVARS(4)
}

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

/*!
 * @brief Binds the socket to the specified host and port.
 *







|







56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
	OF_RESERVE_IVARS(4)
}

/*!
 * @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 <OFUDPSocketDelegate> delegate;

/*!
 * @brief Binds the socket to the specified host and port.
 *

Modified src/OFUDPSocket.m from [62f6a25c2d] to [2b709ddc80].

57
58
59
60
61
62
63

64
65

66
67
68
69
70
71
72
			       socket: self
				errNo: of_socket_errno()];
	}

	_blocking = true;

#if SOCK_CLOEXEC == 0 && defined(HAVE_FCNTL) && defined(FD_CLOEXEC)

	if ((flags = fcntl(_socket, F_GETFD, 0)) != -1)
		fcntl(_socket, F_SETFD, flags | FD_CLOEXEC);

#endif

#if defined(OF_WII) || defined(OF_NINTENDO_3DS)
	if (of_socket_address_get_port(address) != 0) {
#endif
		if (bind(_socket, &address->sockaddr.sockaddr,
		    address->length) != 0) {







>
|

>







57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
			       socket: self
				errNo: of_socket_errno()];
	}

	_blocking = true;

#if SOCK_CLOEXEC == 0 && defined(HAVE_FCNTL) && defined(FD_CLOEXEC)
	/* {} needed to avoid warning with Clang 10 if next #if is false. */
	if ((flags = fcntl(_socket, F_GETFD, 0)) != -1) {
		fcntl(_socket, F_SETFD, flags | FD_CLOEXEC);
	}
#endif

#if defined(OF_WII) || defined(OF_NINTENDO_3DS)
	if (of_socket_address_get_port(address) != 0) {
#endif
		if (bind(_socket, &address->sockaddr.sockaddr,
		    address->length) != 0) {