many, many changes

src/ca/hostNameCache.cpp

@@ -0,0 +1,57 @@
+
+/*  
+ *  $Id$
+ *
+ *                              
+ *                    L O S  A L A M O S
+ *              Los Alamos National Laboratory
+ *               Los Alamos, New Mexico 87545
+ *                                  
+ *  Copyright, 1986, The Regents of the University of California.
+ *                                  
+ *           
+ *	Author Jeffrey O. Hill
+ *	johill@lanl.gov
+ */
+
+#include "iocinf.h"
+
+hostNameCache::hostNameCache ( const osiSockAddr &addr, ipAddrToAsciiEngine &engine ) :
+    ipAddrToAsciiAsynchronous ( addr ),
+    pHostName ( 0u )
+{
+        this->ioInitiate ( engine );
+}
+
+hostNameCache::~hostNameCache ()
+{
+    if ( this->pHostName )  {
+        delete [] this->pHostName;
+    }
+}
+
+void hostNameCache::ioCompletionNotify ( const char *pHostNameIn )
+{
+    if ( ! this->pHostName ) {
+        unsigned size = strlen ( pHostNameIn ) + 1u;
+        char *pTmp = new char [size];
+        if ( ! pTmp ) {
+            // we fail over to using the IP address for the name
+            return;
+        }
+        strcpy ( pTmp, pHostNameIn );
+        this->pHostName = pTmp;
+    }
+}
+
+void hostNameCache::hostName ( char *pBuf, unsigned bufSize ) const
+{
+    if ( this->pHostName ) {
+        strncpy ( pBuf, this->pHostName, bufSize);
+    }
+    else {
+        osiSockAddr addr = this->address();
+        sockAddrToDottedA ( &addr.sa, pBuf, bufSize );
+    }
+    pBuf [ bufSize - 1u ] = '\0';
+}