cdev-1.7.2n

extensions/cdevGenericServer/cdevReactor/cdevSocketConnector.cc

@@ -0,0 +1,65 @@
+#include "cdevSocketConnector.h"
+#include "cdevHandleSet.h"
+
+// *****************************************************************************
+// * cdevSocketConnector::connect :
+// *	Actively connect and produce a new cdevSocketStream if things go well...
+// *****************************************************************************
+int cdevSocketConnector::connect ( const cdevAddr & remote_addr ) 
+	{
+	int retval    = 0;
+
+	if(getHandle() == cdevSocket::INVALID_HANDLE &&
+	   cdevSocket::open(SOCK_STREAM, PF_INET, 0) == cdevSocket::INVALID_HANDLE)
+		{
+		retval = -1;
+		}
+	else
+		{
+		double    secondsWaited = 0.0;
+		sockaddr *addr=(sockaddr *) remote_addr.getAddress();
+		size_t    size=remote_addr.getSize();
+		
+		if(configureHandle()<0)
+			{
+			retval = -1;
+			}
+		else if(::connect(getHandle(), addr, size) == cdevSocket::INVALID_HANDLE)
+			{
+			int errCode = GetSocketErrno();
+
+			if(getBlockingSemantics()==O_NONBLOCK && errCode==EINPROGRESS)
+				{
+				errCode=EWOULDBLOCK;
+				}
+		
+			if(errCode == EISCONN)
+				{
+				retval = 0;
+				}
+			else if(errCode != EWOULDBLOCK)
+				{
+				close();
+				setHandle(cdevSocket::INVALID_HANDLE);
+				retval = -1;
+				}
+			else	{
+				cdevHandleSet  ws;
+				cdevHandleSet  es;
+				struct timeval tv;
+				int            fd = getHandle();
+				
+				ws.set_bit(fd);
+				es.set_bit(fd);
+				tv.tv_sec  = 3;
+				tv.tv_usec = 0;
+				
+				if(cdevSelect(fd+1, NULL, ws, es, &tv)>0 && ws.is_set(fd)) retval = 0;
+				else retval = -1;
+				} 
+			}
+		}
+
+	return retval;
+	}
+