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

2012-03-10 18:21:40 +00:00
commit 83b6996daa
18978 changed files with 3945623 additions and 0 deletions
--- a/cde/lib/tt/lib/db/tt_client_isam_file.h
+++ b/cde/lib/tt/lib/db/tt_client_isam_file.h
@@ -0,0 +1,110 @@
+/*%%  (c) Copyright 1993, 1994 Hewlett-Packard Company			 */
+/*%%  (c) Copyright 1993, 1994 International Business Machines Corp.	 */
+/*%%  (c) Copyright 1993, 1994 Sun Microsystems, Inc.			 */
+/*%%  (c) Copyright 1993, 1994 Novell, Inc. 				 */
+/*%%  $XConsortium: tt_client_isam_file.h /main/3 1995/10/23 09:59:20 rswiston $ 			 				 */
+/*
+ * tt_client_isam_file.h - Defines the TT ISAM file class.  This class
+ * 	simplifies opening, closing, reading and writing an ISAM file.
+ *
+ * Copyright (c) 1992 by Sun Microsystems, Inc.
+ */
+
+#ifndef  _TT_CLIENT_ISAM_FILE_H
+#define  _TT_CLIENT_ISAM_FILE_H
+
+#include "util/tt_object.h"
+#include "db/tt_db_client_utils.h"
+#include "db/tt_client_isam_key_descriptor_utils.h"
+#include "db/tt_client_isam_record_utils.h"
+#include <sys/param.h>
+
+class _Tt_client_isam_file : public _Tt_object {
+public:
+  // Dummy constructor needed to make _tt_client_isam_file_utils.cc happy
+  _Tt_client_isam_file () {}
+
+  // Real constructors
+  _Tt_client_isam_file (const _Tt_string        &file,
+		 int                      mode,
+		 const _Tt_db_client_ptr &db_connection);
+  _Tt_client_isam_file (const _Tt_string            &file,
+		 int                          max_record_length,
+		 int                          min_record_length,
+		 _Tt_client_isam_key_descriptor_ptr  primary_key_descriptor,
+		 int                          mode,
+		 const _Tt_db_client_ptr     &db_connection);
+  ~_Tt_client_isam_file ();
+
+  void setErase (bool_t);
+
+  int addIndex (_Tt_client_isam_key_descriptor_ptr);
+  _Tt_client_isam_record_ptr getEmptyRecord ();
+
+  int findStartRecord (const _Tt_client_isam_key_descriptor_ptr &key_descriptor,
+		       int                                length,
+		       const _Tt_client_isam_record_ptr         &record,
+		       int                                mode);
+
+  _Tt_client_isam_record_ptr readRecord (int mode);
+  int                 readRecord (int mode, const _Tt_client_isam_record_ptr&);
+  int                 updateRecord (long recnum, const _Tt_client_isam_record_ptr&);
+  int                 writeRecord (const _Tt_client_isam_record_ptr&);
+  int                 deleteRecord (long                              recnum,
+				    const _Tt_client_isam_record_ptr &record);
+
+  int        writeMagicString (const _Tt_string&);
+  _Tt_string readMagicString ();
+
+  long getLastRecordNumber () const
+    {
+      return currentRecordNumber;
+    }
+
+  int getFileDescriptor () const
+    {
+      return fileDescriptor;
+    }
+
+  const _Tt_string &getName () const
+    {
+      return fileName;
+    }
+
+  int getErrorStatus () const
+    {
+      return errorStatus;
+    }
+
+  bool_t isNew () const
+    {
+      return newFlag;
+    }
+
+private:
+  int                              currentRecordLength;
+  long                             currentRecordNumber;
+  _Tt_db_client_ptr                dbConnection;
+  bool_t		           eraseFlag;
+  int                              errorStatus;
+  int                              fileDescriptor;
+  _Tt_string                       fileName;
+  int                              fileMode;
+  _Tt_client_isam_key_descriptor_list_ptr keyDescriptorList;
+  int                              maxRecordLength;
+  int                              minRecordLength;
+  bool_t		           newFlag;
+
+  void		      setTtISAMFileDefaults ();
+  _Tt_client_isam_record_ptr getFullRecord (const _Tt_string&);
+  void                getISAMFileInfo ();
+
+  void		      getStatusInfo ()
+    {
+      currentRecordLength = dbConnection->isreclen;
+      currentRecordNumber = dbConnection->isrecnum;
+      errorStatus = dbConnection->iserrno;
+    }
+};
+
+#endif  /* _TT_CLIENT_ISAM_FILE_H */