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Create StreamSocket for IO hooking implementation
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1 /*       +------------------------------------+
2  *       | Inspire Internet Relay Chat Daemon |
3  *       +------------------------------------+
4  *
5  *  InspIRCd: (C) 2002-2009 InspIRCd Development Team
6  * See: http://wiki.inspircd.org/Credits
7  *
8  * This program is free but copyrighted software; see
9  *            the file COPYING for details.
10  *
11  * ---------------------------------------------------
12  */
13
14 #ifndef __SOCKETENGINE_KQUEUE__
15 #define __SOCKETENGINE_KQUEUE__
16
17 #include <vector>
18 #include <string>
19 #include <map>
20 #include "inspircd_config.h"
21 #include "inspircd.h"
22 #include <sys/types.h>
23 #include <sys/event.h>
24 #include <sys/time.h>
25 #include "socketengine.h"
26
27 /** A specialisation of the SocketEngine class, designed to use FreeBSD kqueue().
28  */
29 class KQueueEngine : public SocketEngine
30 {
31 private:
32         /** These are used by kqueue() to hold socket events
33          */
34         struct kevent* ke_list;
35         /** This is a specialised time value used by kqueue()
36          */
37         struct timespec ts;
38 public:
39         /** Create a new KQueueEngine
40          */
41         KQueueEngine();
42         /** Delete a KQueueEngine
43          */
44         virtual ~KQueueEngine();
45         virtual bool AddFd(EventHandler* eh, bool writeFirst = false);
46         virtual int GetMaxFds();
47         virtual int GetRemainingFds();
48         virtual bool DelFd(EventHandler* eh, bool force = false);
49         virtual int DispatchEvents();
50         virtual std::string GetName();
51         virtual void WantWrite(EventHandler* eh);
52         virtual void RecoverFromFork();
53 };
54
55 /** Creates a SocketEngine
56  */
57 class SocketEngineFactory
58 {
59  public:
60         /** Create a new instance of SocketEngine based on KQueueEngine
61          */
62         SocketEngine* Create() { return new KQueueEngine; }
63 };
64
65 #endif