Socket error state stuff

git-svn-id: http://svn.inspircd.org/repository/trunk/inspircd@5607 e03df62e-2008-0410-955e-edbf42e46eb7

6 files changed, 11 insertions, 7 deletions

diff --git a/include/dns.h b/include/dns.h
index b011a9ddb..79b286233 100644
--- a/include/dns.h
+++ b/include/dns.h
@@ -330,7 +330,7 @@ class DNS : public EventHandler
 	 * Handle a SocketEngine read event
 	 * Inherited from EventHandler
 	 */
-	void HandleEvent(EventType et);
+	void HandleEvent(EventType et, int errornum = 0);
 
 	/**
 	 * Add a Resolver* to the list of active classes
diff --git a/include/inspircd.h b/include/inspircd.h
index 3a752e21c..014f729b0 100644
--- a/include/inspircd.h
+++ b/include/inspircd.h
@@ -172,7 +172,7 @@ class FileLogger : public EventHandler
 	 * another write event is scheduled to write
 	 * the rest of the data when possible.
 	 */
-	virtual void HandleEvent(EventType et);
+	virtual void HandleEvent(EventType et, int errornum = 0);
 	/** Write one or more preformatted log lines.
 	 * If the data cannot be written immediately,
 	 * this class will insert itself into the
diff --git a/include/inspsocket.h b/include/inspsocket.h
index af92615ea..71f16951e 100644
--- a/include/inspsocket.h
+++ b/include/inspsocket.h
@@ -365,7 +365,7 @@ class InspSocket : public EventHandler
 	 */
 	void MarkAsClosed();
 
-	void HandleEvent(EventType et);
+	void HandleEvent(EventType et, int errornum = 0);
 
 	bool Readable();
 };
diff --git a/include/socket.h b/include/socket.h
index f868daf92..6264b196f 100644
--- a/include/socket.h
+++ b/include/socket.h
@@ -154,7 +154,7 @@ class ListenSocket : public EventHandler
 	ListenSocket(InspIRCd* Instance, int sockfd, irc::sockets::insp_sockaddr client, irc::sockets::insp_sockaddr server, int port, char* addr);
 	/** Handle an I/O event
 	 */
-	void HandleEvent(EventType et);
+	void HandleEvent(EventType et, int errornum = 0);
 };
 
 #endif
diff --git a/include/socketengine.h b/include/socketengine.h
index a4628b648..9b3cdec64 100644
--- a/include/socketengine.h
+++ b/include/socketengine.h
@@ -26,11 +26,15 @@
 /** Types of event an EventHandler may receive.
  * EVENT_READ is a readable file descriptor,
  * and EVENT_WRITE is a writeable file descriptor.
+ * EVENT_ERROR can always occur, and indicates
+ * a write error or read error on the socket,
+ * e.g. EOF condition or broken pipe.
  */
 enum EventType
 {
 	EVENT_READ	=	0,
-	EVENT_WRITE	=	1
+	EVENT_WRITE	=	1,
+	EVENT_ERROR	=	2
 };
 
 class InspIRCd;
@@ -127,7 +131,7 @@ class EventHandler : public Extensible
 	 * @param et either one of EVENT_READ for read events,
 	 * and EVENT_WRITE for write events.
 	 */
-	virtual void HandleEvent(EventType et) = 0;
+	virtual void HandleEvent(EventType et, int errornum = 0) = 0;
 };
 
 /** Provides basic file-descriptor-based I/O support.
diff --git a/include/users.h b/include/users.h
index 1dc0aa43e..536f37a80 100644
--- a/include/users.h
+++ b/include/users.h
@@ -767,7 +767,7 @@ class userrec : public connection
 	/** Handle socket event.
 	 * From EventHandler class.
 	 */
-	void HandleEvent(EventType et);
+	void HandleEvent(EventType et, int errornum = 0);
 
 	/** Default destructor
 	 */