Added .cpp and .h files under the sql/src subdirectory

git-svn-id: https://svn.code.sf.net/p/flaim/code/trunk@469 0109f412-320b-0410-ab79-c3e0c5ffbbe6
2006-05-26 23:17:49 +00:00
parent dc6cd8b9cb
commit 021073907f
82 changed files with 97516 additions and 0 deletions
--- a/sql/src/fdllmain.cpp
+++ b/sql/src/fdllmain.cpp
@@ -0,0 +1,176 @@
+//------------------------------------------------------------------------------
+// Desc: This is the standard functionality that all com servers must export
+//
+// Tabs:	3
+//
+//		Copyright (c) 1991-2006 Novell, Inc. All Rights Reserved.
+//
+//		This program is free software; you can redistribute it and/or
+//		modify it under the terms of version 2 of the GNU General Public
+//		License as published by the Free Software Foundation.
+//
+//		This program is distributed in the hope that it will be useful,
+//		but WITHOUT ANY WARRANTY; without even the implied warranty of
+//		MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+//		GNU General Public License for more details.
+//
+//		You should have received a copy of the GNU General Public License
+//		along with this program; if not, contact Novell, Inc.
+//
+//		To contact Novell about this file by physical or electronic mail,
+//		you may find current contact information at www.novell.com
+//
+// $Id: fdllmain.cpp 3112 2006-01-19 13:12:40 -0700 (Thu, 19 Jan 2006) dsanders $
+//------------------------------------------------------------------------------
+
+#include "flaimsys.h"
+
+static F_DbSystem *			gv_pDbSystem = NULL;
+static FLMATOMIC				gv_lockCount = 0;
+
+FLMEXTC RCODE DllCanUnloadNow( void);
+FLMEXTC RCODE DllStart( void);
+FLMEXTC RCODE DllStop( void);
+
+#if defined( FLM_UNIX)
+
+#elif defined( FLM_WIN)
+
+	#ifndef WIN32_LEAN_AND_MEAN
+		#define WIN32_LEAN_AND_MEAN
+	#endif
+	
+	#pragma comment(linker, "/export:DllCanUnloadNow=_DllCanUnloadNow@0,PRIVATE")
+	#pragma comment(linker, "/export:DllStart=_DllStart@0,PRIVATE")
+	#pragma comment(linker, "/export:DllStop=_DllStop@0,PRIVATE")
+
+#elif !defined( FLM_NLM)
+	#error platform not supported.
+#endif
+
+/******************************************************************************
+Desc:
+******************************************************************************/
+void LockModule(void)
+{
+	f_atomicInc( &gv_lockCount);
+}
+
+/******************************************************************************
+Desc:
+******************************************************************************/
+void UnlockModule(void)
+{
+	f_atomicDec( &gv_lockCount);
+}
+
+/******************************************************************************
+Desc:	Returns 0 if it's okay to unload, or a non-zero status
+		code if not.
+******************************************************************************/
+FLMEXTC RCODE DllCanUnloadNow( void)
+{
+	RCODE		rc = NE_SFLM_OK;
+
+	flmAssert( gv_pDbSystem);
+
+	if( gv_lockCount > 1)
+	{
+		rc = RC_SET( NE_SFLM_FAILURE);
+	}
+	else
+	{
+		flmAssert( gv_lockCount == 1);
+
+		f_mutexLock( gv_SFlmSysData.hShareMutex);
+
+		if (gv_SFlmSysData.pDatabaseHashTbl)
+		{
+			FBUCKET *   pDatabaseHashTbl;
+			FLMUINT		uiCnt;
+
+			for (uiCnt = 0, pDatabaseHashTbl = gv_SFlmSysData.pDatabaseHashTbl;
+				uiCnt < FILE_HASH_ENTRIES;
+				uiCnt++, pDatabaseHashTbl++)
+			{
+				if (pDatabaseHashTbl->pFirstInBucket != NULL)
+				{
+					rc = RC_SET( NE_SFLM_FAILURE);
+					break;
+				}
+			}
+		}
+
+		f_mutexUnlock( gv_SFlmSysData.hShareMutex);
+	}
+
+	return( rc);
+}
+
+/******************************************************************************
+Desc:	Called by PSA when it loads the library.  Must return 0 for
+		success, or a non-zero error code.
+******************************************************************************/
+FLMEXTC RCODE DllStart( void)
+{
+	RCODE		rc = NE_SFLM_OK;
+	
+	if( (gv_pDbSystem = f_new F_DbSystem) == NULL)
+	{
+		rc = NE_SFLM_MEM;
+		goto Exit;
+	}
+
+	if( RC_BAD( rc = gv_pDbSystem->init()))
+	{
+		goto Exit;
+	}
+
+Exit:
+
+	if( RC_BAD( rc))
+	{
+		if( gv_pDbSystem)
+		{
+			gv_pDbSystem->Release();
+			gv_pDbSystem = NULL;
+		}
+	}
+
+	return( rc);
+}
+
+/******************************************************************************
+Desc:	Called by PSA when it unloads the library.  The return value
+		is ignored.
+******************************************************************************/
+FLMEXTC RCODE DllStop( void)
+{
+	if( gv_pDbSystem)
+	{
+		flmAssert( gv_lockCount == 1);
+
+		gv_pDbSystem->exit();
+		gv_pDbSystem->Release();
+		gv_pDbSystem = NULL;
+	}
+
+	return( NE_SFLM_OK);
+}
+
+/******************************************************************************
+Desc:
+******************************************************************************/
+FLMEXTC RCODE DllRegisterServer(
+	const char *)
+{
+	return( NE_SFLM_OK);
+}
+
+/******************************************************************************
+Desc:
+******************************************************************************/
+FLMEXTC RCODE DllUnregisterServer( void) 
+{
+	return( NE_SFLM_OK);
+}