From f8dbc120c055fb61fa79f901cc2974d049d04f4f Mon Sep 17 00:00:00 2001
From: Nicolas Noble <nnoble@blizzard.com>
Date: Tue, 16 Jul 2013 11:14:34 -0700
Subject: Split the Socket class into Selectable, in order to let it work with
 other non-socket file descriptors.

---
 includes/Selectable.h | 49 +++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 49 insertions(+)
 create mode 100644 includes/Selectable.h

(limited to 'includes/Selectable.h')

diff --git a/includes/Selectable.h b/includes/Selectable.h
new file mode 100644
index 0000000..0cfae0c
--- /dev/null
+++ b/includes/Selectable.h
@@ -0,0 +1,49 @@
+#pragma once
+
+#include <Handle.h>
+#include <TaskMan.h>
+#include <Task.h>
+#include <StacklessTask.h>
+#include <Printer.h>
+
+namespace Balau {
+
+class Selectable : public Handle {
+  public:
+      ~Selectable();
+    virtual ssize_t read(void * buf, size_t count) throw (GeneralException);
+    virtual ssize_t write(const void * buf, size_t count) throw (GeneralException);
+    virtual bool isClosed();
+    virtual bool isEOF();
+
+    bool gotR() { return m_evtR->gotSignal(); }
+    bool gotW() { return m_evtW->gotSignal(); }
+
+    class SelectableEvent : public Events::BaseEvent {
+      public:
+          SelectableEvent(int fd, int evt = ev::READ | ev::WRITE) : m_task(NULL) { Printer::elog(E_SELECT, "Got a new SelectableEvent at %p", this); m_evt.set<SelectableEvent, &SelectableEvent::evt_cb>(this); m_evt.set(fd, evt); }
+          virtual ~SelectableEvent() { Printer::elog(E_SELECT, "Destroying a SelectableEvent at %p", this); m_evt.stop(); }
+        void stop() { Printer::elog(E_SELECT, "Stopping a SelectableEvent at %p", this); reset(); m_evt.stop(); }
+      private:
+        void evt_cb(ev::io & w, int revents) { Printer::elog(E_SELECT, "Got a libev callback on a SelectableEvent at %p", this); doSignal(); }
+        virtual void gotOwner(Task * task);
+
+        ev::io m_evt;
+        Task * m_task = NULL;
+    };
+
+  protected:
+      Selectable() { }
+    void setFD(int fd) throw (GeneralException);
+    void internalClose() { m_fd = -1; }
+    int getFD() { return m_fd; }
+    virtual ssize_t recv(int sockfd, void *buf, size_t len, int flags) = 0;
+    virtual ssize_t send(int sockfd, const void *buf, size_t len, int flags) = 0;
+
+    SelectableEvent * m_evtR = NULL, * m_evtW = NULL;
+
+  private:
+    int m_fd = -1;
+};
+
+};
-- 
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