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100644 65 lines (51 sloc) 2.089 kb
55048cd ry Update copyright headers
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1 // Copyright Joyent, Inc. and other Node contributors.
2 //
3 // Permission is hereby granted, free of charge, to any person obtaining a
4 // copy of this software and associated documentation files (the
5 // "Software"), to deal in the Software without restriction, including
6 // without limitation the rights to use, copy, modify, merge, publish,
7 // distribute, sublicense, and/or sell copies of the Software, and to permit
8 // persons to whom the Software is furnished to do so, subject to the
9 // following conditions:
10 //
11 // The above copyright notice and this permission notice shall be included
12 // in all copies or substantial portions of the Software.
13 //
14 // THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
15 // OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
16 // MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN
17 // NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM,
18 // DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR
19 // OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE
20 // USE OR OTHER DEALINGS IN THE SOFTWARE.
21
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22 #ifndef NODE_IO_H_
23 #define NODE_IO_H_
24
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25 #include <node_object_wrap.h>
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26 #include <ev.h>
27
28 namespace node {
29
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30 class IOWatcher : ObjectWrap {
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31 public:
32 static void Initialize(v8::Handle<v8::Object> target);
33
34 protected:
35 static v8::Persistent<v8::FunctionTemplate> constructor_template;
36
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37 IOWatcher() : ObjectWrap() {
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38 ev_init(&watcher_, IOWatcher::Callback);
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39 watcher_.data = this;
40 }
41
42 ~IOWatcher() {
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43 ev_io_stop(EV_DEFAULT_UC_ &watcher_);
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44 assert(!ev_is_active(&watcher_));
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45 assert(!ev_is_pending(&watcher_));
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46 }
47
48 static v8::Handle<v8::Value> New(const v8::Arguments& args);
49 static v8::Handle<v8::Value> Start(const v8::Arguments& args);
50 static v8::Handle<v8::Value> Stop(const v8::Arguments& args);
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51 static v8::Handle<v8::Value> Set(const v8::Arguments& args);
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52
53 private:
54 static void Callback(EV_P_ ev_io *watcher, int revents);
55
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56 void Start();
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57 void Stop();
58
59 ev_io watcher_;
60 };
61
62 } // namespace node
63 #endif // NODE_IO_H_
64
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