Forward-port poll socket engine as it seems reasonably stable, and half-hack it into configure. If someone could help me (easily) add it via our wonderful configure macros so it's built, that would be swell.

git-svn-id: http://svn.inspircd.org/repository/trunk/inspircd@10264 e03df62e-2008-0410-955e-edbf42e46eb7

1 files changed, 66 insertions, 0 deletions

diff --git a/include/socketengines/socketengine_poll.h b/include/socketengines/socketengine_poll.h
new file mode 100644
index 000000000..5156e1f4c
--- /dev/null
+++ b/include/socketengines/socketengine_poll.h
@@ -0,0 +1,66 @@
+/*       +------------------------------------+
+ *       | Inspire Internet Relay Chat Daemon |
+ *       +------------------------------------+
+ *
+ *  InspIRCd: (C) 2002-2008 InspIRCd Development Team
+ * See: http://www.inspircd.org/wiki/index.php/Credits
+ *
+ * This program is free but copyrighted software; see
+ *            the file COPYING for details.
+ *
+ * ---------------------------------------------------
+ */
+
+#ifndef __SOCKETENGINE_POLL__
+#define __SOCKETENGINE_POLL__
+
+#include <vector>
+#include <string>
+#include <map>
+#include "inspircd_config.h"
+#include "globals.h"
+#include "inspircd.h"
+#include "socketengine.h"
+#ifndef __USE_XOPEN
+        #define __USE_XOPEN /* fuck every fucking OS ever made. needed by poll.h to work.*/
+#endif
+#include <poll.h>
+
+class InspIRCd;
+
+/** A specialisation of the SocketEngine class, designed to use poll().
+ */
+class PollEngine : public SocketEngine
+{
+private:
+	/** These are used by poll() to hold socket events
+	 */
+	struct pollfd *events;
+public:
+	/** Create a new PollEngine
+	 * @param Instance The creator of this object
+	 */
+	PollEngine(InspIRCd* Instance);
+	/** Delete a PollEngine
+	 */
+	virtual ~PollEngine();
+	virtual bool AddFd(EventHandler* eh);
+	virtual int GetMaxFds();
+	virtual int GetRemainingFds();
+	virtual bool DelFd(EventHandler* eh, bool force = false);
+	virtual int DispatchEvents();
+	virtual std::string GetName();
+	virtual void WantWrite(EventHandler* eh);
+};
+
+/** Creates a SocketEngine
+ */
+class SocketEngineFactory
+{
+public:
+	/** Create a new instance of SocketEngine based on PollEngine
+	 */
+	SocketEngine* Create(InspIRCd* Instance) { return new PollEngine(Instance); }
+};
+
+#endif