Initial import of the CDE 2.1.30 sources from the Open Group.

cde/programs/dtinfo/DtMmdb/dynhash/data_t.h

@@ -0,0 +1,105 @@
+/*
+ * $XConsortium: data_t.h /main/3 1996/06/11 17:19:11 cde-hal $
+ *
+ * Copyright (c) 1993 HAL Computer Systems International, Ltd.
+ * All rights reserved.  Unpublished -- rights reserved under
+ * the Copyright Laws of the United States.  USE OF A COPYRIGHT
+ * NOTICE IS PRECAUTIONARY ONLY AND DOES NOT IMPLY PUBLICATION
+ * OR DISCLOSURE.
+ * 
+ * THIS SOFTWARE CONTAINS CONFIDENTIAL INFORMATION AND TRADE
+ * SECRETS OF HAL COMPUTER SYSTEMS INTERNATIONAL, LTD.  USE,
+ * DISCLOSURE, OR REPRODUCTION IS PROHIBITED WITHOUT THE
+ * PRIOR EXPRESS WRITTEN PERMISSION OF HAL COMPUTER SYSTEMS
+ * INTERNATIONAL, LTD.
+ * 
+ *                         RESTRICTED RIGHTS LEGEND
+ * Use, duplication, or disclosure by the Government is subject
+ * to the restrictions as set forth in subparagraph (c)(l)(ii)
+ * of the Rights in Technical Data and Computer Software clause
+ * at DFARS 252.227-7013.
+ *
+ *          HAL COMPUTER SYSTEMS INTERNATIONAL, LTD.
+ *                  1315 Dell Avenue
+ *                  Campbell, CA  95008
+ * 
+ */
+
+
+#ifndef _record_h
+#define _record_h
+
+#include "utility/types.h"
+#include "utility/funcs.h"
+#include "utility/buffer.h"
+#include "dstr/memory_pool.h"
+#include "utility/atoi_pearson.h"
+#include "utility/atoi_larson.h"
+#include "dstr/dlist_cell.h"
+
+/****************************/
+// record class. A record
+// contains a key and a void*
+// pointer         
+/****************************/
+
+class data_t : public dlist_cell
+{
+
+protected:
+
+#ifdef C_API
+   static atoi_pearson* pearson_convertor_ptr;
+   static atoi_larson* larson_convertor_ptr;
+#define pearson_convertor (*pearson_convertor_ptr)
+#define larson_convertor (*larson_convertor_ptr)
+#else
+   static atoi_pearson pearson_convertor;
+   static atoi_larson larson_convertor;
+#endif
+
+public:
+   enum flag_type { INT=0, STRING=1, VOID=2 };
+
+   flag_type flag;
+   union {
+      int int_key;
+      char* str_key;
+   } key;
+   voidPtr dt;     // rest of information in the record
+
+   data_t(): dt(0), flag(data_t::VOID) {} ;
+   data_t(data_t&) ;
+   data_t(int int_key, voidPtr d = 0) : dt(d), flag(data_t::INT)
+   { key.int_key = int_key; };
+
+   data_t(const char* char_ptr_key, int char_ptr_key_sz, voidPtr d = 0) ;
+   virtual ~data_t() ;
+
+   data_t& operator=(data_t&);
+   int operator==(data_t&);
+
+   virtual int bucket_num(int k, int p, int M ) ;
+   virtual int slot_num(int k, int rotate, int prime, int M ) ;
+
+   ostream& asciiOut(ostream& out, print_func_ptr_t print_f);
+
+   Boolean binaryIn(buffer&);
+   Boolean binaryOut(buffer&);
+
+   void* operator new( size_t );
+   void operator delete( void* );
+
+   friend ostream& operator <<(ostream& o, data_t& d);
+   friend istream& operator >>(istream& i, data_t& d);
+
+#ifdef C_API
+   friend void initialize_MMDB();
+   friend void quit_MMDB();
+#endif
+
+};
+
+typedef data_t* data_tPtr;
+
+#endif