-
Notifications
You must be signed in to change notification settings - Fork 3
/
listing5.html
executable file
·398 lines (344 loc) · 15 KB
/
listing5.html
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
<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN"
"http://www.w3.org/TR/1999/REC-html401-19991224/loose.dtd">
<html>
<head>
<!-- BEGIN META TAG INFO -->
<meta http-equiv="content-type" content="text/html; charset=UTF-8">
<link rel="home" href="http://developer.apple.com/">
<link rel="find" href="http://developer.apple.com/search/">
<link rel="stylesheet" type="text/css" href="../../documentation/css/adcstyle.css" title="fonts">
<script language="JavaScript" src="../../documentation/js/adc.js" type="text/javascript"></script>
<!-- END META TAG INFO -->
<!-- BEGIN TITLE -->
<title>CocoaHTTPServer - /TCPServer.m</title>
<!-- END TITLE -->
<script language="JavaScript">
function JumpToNewPage() {
window.location=document.scpopupmenu.gotop.value;
return true;
}
</script>
</head>
<!-- BEGIN BODY OPEN -->
<body>
<!--END BODY OPEN -->
<!-- START CENTER OPEN -->
<center>
<!-- END CENTER OPEN -->
<!-- BEGIN LOGO AND SEARCH -->
<!--#include virtual="/includes/adcnavbar"-->
<!-- END LOGO AND SEARCH -->
<!-- START BREADCRUMB -->
<div id="breadcrumb">
<table width="680" border="0" cellpadding="0" cellspacing="0">
<tr>
<td scope="row"><img width="340" height="10" src="images/1dot.gif" alt=""></td>
<td><img width="340" height="10" src="images/1dot.gif" alt=""></td>
</tr>
<tr valign="middle">
<td align="left" colspan="2">
<a href="http://developer.apple.com/">ADC Home</a> > <a href="../../referencelibrary/index.html">Reference Library</a> > <a href="../../samplecode/index.html">Sample Code</a> > <a href="../../samplecode/Cocoa/index.html">Cocoa</a> > <a href="../../samplecode/Cocoa/idxNetworking-date.html">Networking</a> > <A HREF="javascript:location.replace('index.html');">CocoaHTTPServer</A> >
</td>
</tr>
<tr>
<td colspan="2" scope="row"><img width="680" height="35" src="images/1dot.gif" alt=""></td>
</tr>
</table>
</div>
<!-- END BREADCRUMB -->
<!-- START MAIN CONTENT -->
<!-- START TITLE GRAPHIC AND INTRO-->
<table width="680" border="0" cellpadding="0" cellspacing="0">
<tr align="left" valign="top">
<td><h1><div id="pagehead">CocoaHTTPServer</div></h1></td>
</tr>
</table>
<!-- END TITLE GRAPHIC AND INTRO -->
<!-- START WIDE COLUMN -->
<table width="680" border="0" cellpadding="0" cellspacing="0">
<tr align="left" valign="top">
<td id="scdetails">
<h2>/TCPServer.m</h2>
<form name="scpopupmenu" onSubmit="return false;" method=post>
<p><strong>View Source Code:</strong>
<select name="gotop" onChange="JumpToNewPage();" style="width:340px"><option selected value="ingnore">Select File</option>
<option value="listing1.html">/CocoaHTTPServer.m</option>
<option value="listing2.html">/HTTPServer.h</option>
<option value="listing3.html">/HTTPServer.m</option>
<option value="listing4.html">/TCPServer.h</option>
<option value="listing5.html">/TCPServer.m</option></select>
</p>
</form>
<p><strong><a href="CocoaHTTPServer.zip">Download Sample</a></strong> (“CocoaHTTPServer.zip”, 28.3K)<BR>
<strong><a href="CocoaHTTPServer.dmg">Download Sample</a></strong> (“CocoaHTTPServer.dmg”, 84.0K)</p>
<!--
<p><strong><a href="#">Download Sample</a></strong> (“filename.sit”, 500K)</p>
-->
</td>
</tr>
<tr>
<td scope="row"><img width="680" height="10" src="images/1dot.gif" alt=""><br>
<img height="1" width="680" src="images/1dot_919699.gif" alt=""><br>
<img width="680" height="20" src="images/1dot.gif" alt=""></td>
</tr>
<tr>
<td scope="row">
<!--googleon: index -->
<pre class="sourcecodebox">/*
File: TCPServer.m
Abstract: Interface description for a basic TCP/IP server Foundation class
Disclaimer: IMPORTANT: This Apple software is supplied to you by Apple
Computer, Inc. ("Apple") in consideration of your agreement to the
following terms, and your use, installation, modification or
redistribution of this Apple software constitutes acceptance of these
terms. If you do not agree with these terms, please do not use,
install, modify or redistribute this Apple software.
In consideration of your agreement to abide by the following terms, and
subject to these terms, Apple grants you a personal, non-exclusive
license, under Apple's copyrights in this original Apple software (the
"Apple Software"), to use, reproduce, modify and redistribute the Apple
Software, with or without modifications, in source and/or binary forms;
provided that if you redistribute the Apple Software in its entirety and
without modifications, you must retain this notice and the following
text and disclaimers in all such redistributions of the Apple Software.
Neither the name, trademarks, service marks or logos of Apple Computer,
Inc. may be used to endorse or promote products derived from the Apple
Software without specific prior written permission from Apple. Except
as expressly stated in this notice, no other rights or licenses, express
or implied, are granted by Apple herein, including but not limited to
any patent rights that may be infringed by your derivative works or by
other works in which the Apple Software may be incorporated.
The Apple Software is provided by Apple on an "AS IS" basis. APPLE
MAKES NO WARRANTIES, EXPRESS OR IMPLIED, INCLUDING WITHOUT LIMITATION
THE IMPLIED WARRANTIES OF NON-INFRINGEMENT, MERCHANTABILITY AND FITNESS
FOR A PARTICULAR PURPOSE, REGARDING THE APPLE SOFTWARE OR ITS USE AND
OPERATION ALONE OR IN COMBINATION WITH YOUR PRODUCTS.
IN NO EVENT SHALL APPLE BE LIABLE FOR ANY SPECIAL, INDIRECT, INCIDENTAL
OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
INTERRUPTION) ARISING IN ANY WAY OUT OF THE USE, REPRODUCTION,
MODIFICATION AND/OR DISTRIBUTION OF THE APPLE SOFTWARE, HOWEVER CAUSED
AND WHETHER UNDER THEORY OF CONTRACT, TORT (INCLUDING NEGLIGENCE),
STRICT LIABILITY OR OTHERWISE, EVEN IF APPLE HAS BEEN ADVISED OF THE
POSSIBILITY OF SUCH DAMAGE.
Copyright © 2005 Apple Computer, Inc., All Rights Reserved
*/
#import "TCPServer.h"
#include <sys/socket.h>
#include <netinet/in.h>
#include <unistd.h>
NSString * const TCPServerErrorDomain = @"TCPServerErrorDomain";
@implementation TCPServer
- (id)init {
return self;
}
- (void)dealloc {
[self stop];
[domain release];
[name release];
[type release];
[super dealloc];
}
- (id)delegate {
return delegate;
}
- (void)setDelegate:(id)value {
delegate = value;
}
- (NSString *)domain {
return domain;
}
- (void)setDomain:(NSString *)value {
if (domain != value) {
[domain release];
domain = [value copy];
}
}
- (NSString *)name {
return name;
}
- (void)setName:(NSString *)value {
if (name != value) {
[name release];
name = [value copy];
}
}
- (NSString *)type {
return type;
}
- (void)setType:(NSString *)value {
if (type != value) {
[type release];
type = [value copy];
}
}
- (uint16_t)port {
return port;
}
- (void)setPort:(uint16_t)value {
port = value;
}
- (void)handleNewConnectionFromAddress:(NSData *)addr inputStream:(NSInputStream *)istr outputStream:(NSOutputStream *)ostr {
// if the delegate implements the delegate method, call it
if (delegate && [delegate respondsToSelector:@selector(TCPServer:didReceiveConnectionFrom:inputStream:outputStream:)]) {
[delegate TCPServer:self didReceiveConnectionFromAddress:addr inputStream:istr outputStream:ostr];
}
}
// This function is called by CFSocket when a new connection comes in.
// We gather some data here, and convert the function call to a method
// invocation on TCPServer.
static void TCPServerAcceptCallBack(CFSocketRef socket, CFSocketCallBackType type, CFDataRef address, const void *data, void *info) {
TCPServer *server = (TCPServer *)info;
if (kCFSocketAcceptCallBack == type) {
// for an AcceptCallBack, the data parameter is a pointer to a CFSocketNativeHandle
CFSocketNativeHandle nativeSocketHandle = *(CFSocketNativeHandle *)data;
uint8_t name[SOCK_MAXADDRLEN];
socklen_t namelen = sizeof(name);
NSData *peer = nil;
if (0 == getpeername(nativeSocketHandle, (struct sockaddr *)name, &namelen)) {
peer = [NSData dataWithBytes:name length:namelen];
}
CFReadStreamRef readStream = NULL;
CFWriteStreamRef writeStream = NULL;
CFStreamCreatePairWithSocket(kCFAllocatorDefault, nativeSocketHandle, &readStream, &writeStream);
if (readStream && writeStream) {
CFReadStreamSetProperty(readStream, kCFStreamPropertyShouldCloseNativeSocket, kCFBooleanTrue);
CFWriteStreamSetProperty(writeStream, kCFStreamPropertyShouldCloseNativeSocket, kCFBooleanTrue);
[server handleNewConnectionFromAddress:peer inputStream:(NSInputStream *)readStream outputStream:(NSOutputStream *)writeStream];
} else {
// on any failure, need to destroy the CFSocketNativeHandle
// since we are not going to use it any more
close(nativeSocketHandle);
}
if (readStream) CFRelease(readStream);
if (writeStream) CFRelease(writeStream);
}
}
- (BOOL)start:(NSError **)error {
CFSocketContext socketCtxt = {0, self, NULL, NULL, NULL};
ipv4socket = CFSocketCreate(kCFAllocatorDefault, PF_INET, SOCK_STREAM, IPPROTO_TCP, kCFSocketAcceptCallBack, (CFSocketCallBack)&TCPServerAcceptCallBack, &socketCtxt);
ipv6socket = CFSocketCreate(kCFAllocatorDefault, PF_INET6, SOCK_STREAM, IPPROTO_TCP, kCFSocketAcceptCallBack, (CFSocketCallBack)&TCPServerAcceptCallBack, &socketCtxt);
if (NULL == ipv4socket || NULL == ipv6socket) {
if (error) *error = [[NSError alloc] initWithDomain:TCPServerErrorDomain code:kTCPServerNoSocketsAvailable userInfo:nil];
if (ipv4socket) CFRelease(ipv4socket);
if (ipv6socket) CFRelease(ipv6socket);
ipv4socket = NULL;
ipv6socket = NULL;
return NO;
}
int yes = 1;
setsockopt(CFSocketGetNative(ipv4socket), SOL_SOCKET, SO_REUSEADDR, (void *)&yes, sizeof(yes));
setsockopt(CFSocketGetNative(ipv6socket), SOL_SOCKET, SO_REUSEADDR, (void *)&yes, sizeof(yes));
// set up the IPv4 endpoint; if port is 0, this will cause the kernel to choose a port for us
struct sockaddr_in addr4;
memset(&addr4, 0, sizeof(addr4));
addr4.sin_len = sizeof(addr4);
addr4.sin_family = AF_INET;
addr4.sin_port = htons(port);
addr4.sin_addr.s_addr = htonl(INADDR_ANY);
NSData *address4 = [NSData dataWithBytes:&addr4 length:sizeof(addr4)];
if (kCFSocketSuccess != CFSocketSetAddress(ipv4socket, (CFDataRef)address4)) {
if (error) *error = [[NSError alloc] initWithDomain:TCPServerErrorDomain code:kTCPServerCouldNotBindToIPv4Address userInfo:nil];
if (ipv4socket) CFRelease(ipv4socket);
if (ipv6socket) CFRelease(ipv6socket);
ipv4socket = NULL;
ipv6socket = NULL;
return NO;
}
if (0 == port) {
// now that the binding was successful, we get the port number
// -- we will need it for the v6 endpoint and for the NSNetService
NSData *addr = [(NSData *)CFSocketCopyAddress(ipv4socket) autorelease];
memcpy(&addr4, [addr bytes], [addr length]);
port = ntohs(addr4.sin_port);
}
// set up the IPv6 endpoint
struct sockaddr_in6 addr6;
memset(&addr6, 0, sizeof(addr6));
addr6.sin6_len = sizeof(addr6);
addr6.sin6_family = AF_INET6;
addr6.sin6_port = htons(port);
memcpy(&(addr6.sin6_addr), &in6addr_any, sizeof(addr6.sin6_addr));
NSData *address6 = [NSData dataWithBytes:&addr6 length:sizeof(addr6)];
if (kCFSocketSuccess != CFSocketSetAddress(ipv6socket, (CFDataRef)address6)) {
if (error) *error = [[NSError alloc] initWithDomain:TCPServerErrorDomain code:kTCPServerCouldNotBindToIPv6Address userInfo:nil];
if (ipv4socket) CFRelease(ipv4socket);
if (ipv6socket) CFRelease(ipv6socket);
ipv4socket = NULL;
ipv6socket = NULL;
return NO;
}
// set up the run loop sources for the sockets
CFRunLoopRef cfrl = CFRunLoopGetCurrent();
CFRunLoopSourceRef source4 = CFSocketCreateRunLoopSource(kCFAllocatorDefault, ipv4socket, 0);
CFRunLoopAddSource(cfrl, source4, kCFRunLoopCommonModes);
CFRelease(source4);
CFRunLoopSourceRef source6 = CFSocketCreateRunLoopSource(kCFAllocatorDefault, ipv6socket, 0);
CFRunLoopAddSource(cfrl, source6, kCFRunLoopCommonModes);
CFRelease(source6);
// we can only publish the service if we have a type to publish with
if (nil != type) {
NSString *publishingDomain = domain ? domain : @"";
NSString *publishingName = nil;
if (nil != name) {
publishingName = name;
} else {
NSString * thisHostName = [[NSProcessInfo processInfo] hostName];
if ([thisHostName hasSuffix:@".local"]) {
publishingName = [thisHostName substringToIndex:([thisHostName length] - 6)];
}
}
netService = [[NSNetService alloc] initWithDomain:publishingDomain type:type name:publishingName port:port];
[netService publish];
}
return YES;
}
- (BOOL)stop {
[netService stop];
[netService release];
netService = nil;
CFSocketInvalidate(ipv4socket);
CFSocketInvalidate(ipv6socket);
CFRelease(ipv4socket);
CFRelease(ipv6socket);
ipv4socket = NULL;
ipv6socket = NULL;
return YES;
}
@end
</pre>
<!--googleoff: index -->
</td>
</tr>
</table>
<!-- END WIDE COLUMN -->
<!-- END MAIN CONTENT -->
<table width="680" border="0" cellpadding="0" cellspacing="0">
<tr>
<td><div style="width: 100%; height: 1px; background-color: #919699; margin-top: 5px; margin-bottom: 15px"></div></td>
</tr>
<tr>
<td align="center"><br/>
<table border="0" cellpadding="0" cellspacing="0" class="graybox">
<tr>
<th>Did this document help you?</th>
</tr>
<tr>
<td>
<div style="margin-bottom: 8px"><a href="http://developer.apple.com/feedback/?v=1&url=/samplecode/CocoaHTTPServer/listing5.html%3Fid%3DDTS10003604-1.0&media=dvd" target=_new>Yes</a>: Tell us what works for you.</div>
<div style="margin-bottom: 8px"><a href="http://developer.apple.com/feedback/?v=2&url=/samplecode/CocoaHTTPServer/listing5.html%3Fid%3DDTS10003604-1.0&media=dvd" target=_new>It’s good, but:</a> Report typos, inaccuracies, and so forth.</div>
<div><a href="http://developer.apple.com/feedback/?v=3&url=/samplecode/CocoaHTTPServer/listing5.html%3Fid%3DDTS10003604-1.0&media=dvd" target=_new>It wasn’t helpful</a>: Tell us what would have helped.</div>
</td>
</tr>
</table>
</td>
</tr>
</table>
<!-- START BOTTOM APPLE NAVIGATION -->
<!--#include virtual="/includes/footer"-->
<!-- END BOTTOM APPLE NAVIGATION -->
<!-- START CENTER CLOSE -->
</center>
<!-- END CENTER CLOSE -->
</body>
</html>