restructure to eliminate use of select

src/ca/hostNameCache.h

@@ -0,0 +1,40 @@
+
+/*  
+ *  $Id$
+ *
+ *                              
+ *                    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
+ *	505 665 1831
+ */
+
+#ifndef hostNameCacheh  
+#define hostNameCacheh
+
+#include "ipAddrToAsciiAsynchronous.h"
+#include "tsFreeList.h"
+
+class hostNameCache : public ipAddrToAsciiAsynchronous {
+public:
+    hostNameCache ( const osiSockAddr &addr, ipAddrToAsciiEngine &engine );
+    ~hostNameCache ();
+    void destroy ();
+    void ioCompletionNotify ( const char *pHostName );
+    void hostName ( char *pBuf, unsigned bufLength ) const;
+    void * operator new ( size_t size );
+    void operator delete ( void *pCadaver, size_t size );
+private:
+    bool ioComplete;
+    char hostNameBuf [128];
+    static tsFreeList < class hostNameCache, 16 > freeList;
+    static epicsMutex freeListMutex;
+};
+
+#endif // #ifndef hostNameCacheh