/***********************************************************************
 *
 *  Copyright (C) 2005-2006 Novell, Inc. All Rights Reserved.
 *
 *  This library is free software; you can redistribute it and/or
 *  modify it under the terms of the GNU Lesser General Public
 *  License as published by the Free Software Foundation; version 2.1
 *  of the License.
 *
 *  This library 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
 *  Library Lesser General Public License for more details.
 *
 *  You should have received a copy of the GNU Lesser General Public
 *  License along with this library; if not, Novell, Inc.
 *
 *  To contact Novell about this file by physical or electronic mail,
 *  you may find current contact information at www.novell.com.
 *
 ***********************************************************************/

#if ! defined ( NWSYNC_H )
#define NWSYNC_H

#if ! defined ( NWCALDEF_H )
#include "nwcaldef.h"
#endif

#include "npackon.h"

#ifdef __cplusplus
extern "C" {
#endif

typedef struct
{
  nuint16 connNumber;
  nuint16 taskNumber;
  nuint8  lockStatus;
} LOGICAL_LOCK;

typedef struct
{
  nuint16 useCount;
  nuint16 shareableLockCount;
  nuint8  locked;
  nuint16 nextRequest;
  nuint16 numRecords;
  LOGICAL_LOCK logicalLock[128];
  nuint16 curRecord;
} LOGICAL_LOCKS;

typedef struct
{
  nuint16 taskNumber;
  nuint8  lockStatus;
  nstr8   logicalName[128];
} CONN_LOGICAL_LOCK;

typedef struct
{
  nuint16 nextRequest;
  nuint16 numRecords;
  nuint8  records[508];
  nuint16 curOffset;
  nuint16 curRecord;
} CONN_LOGICAL_LOCKS;

typedef struct
{
  nuint16 loggedCount;
  nuint16 shareableLockCount;
  nuint32 recordStart;
  nuint32 recordEnd;
  nuint16 connNumber;
  nuint16 taskNumber;
  nuint8  lockType;
} PHYSICAL_LOCK;

typedef struct
{
  nuint16 nextRequest;
  nuint16 numRecords;
  PHYSICAL_LOCK locks[32];
  nuint16 curRecord;
  nuint8  reserved[8];
} PHYSICAL_LOCKS;

typedef struct
{
  nuint16 taskNumber;
  nuint8  lockType;
  nuint32 recordStart;
  nuint32 recordEnd;
} CONN_PHYSICAL_LOCK;

typedef struct
{
  nuint16 nextRequest;
  nuint16 numRecords;
  CONN_PHYSICAL_LOCK locks[51];
  nuint16 curRecord;
  nuint8  reserved[22];
} CONN_PHYSICAL_LOCKS;

typedef struct
{
  nuint16 connNumber;
  nuint16 taskNumber;
} SEMAPHORE;

typedef struct
{
  nuint16 nextRequest;
  nuint16 openCount;
  nuint16 semaphoreValue;
  nuint16 semaphoreCount;
  SEMAPHORE semaphores[170];
  nuint16 curRecord;
} SEMAPHORES;

typedef struct
{
  nuint16 openCount;
  nuint16 semaphoreValue;
  nuint16 taskNumber;
  nstr8   semaphoreName[128];
} CONN_SEMAPHORE;

typedef struct
{
  nuint16 nextRequest;
  nuint16 numRecords;
  nuint8  records[508];
  nuint16 curOffset;
  nuint16 curRecord;
} CONN_SEMAPHORES;


N_EXTERN_LIBRARY( NWCCODE )
NWScanPhysicalLocksByFile
(
   NWCONN_HANDLE          conn,
   NWDIR_HANDLE           dirHandle,
   const nstr8 N_FAR    * path,
   nuint8                 dataStream,
   pnint16                iterHandle,
   PHYSICAL_LOCK  N_FAR * lock,
   PHYSICAL_LOCKS N_FAR * locks
);

N_EXTERN_LIBRARY( NWCCODE )
NWScanLogicalLocksByConn
(
   NWCONN_HANDLE              conn,
   nuint16                    connNum,
   pnint16                    iterHandle,
   CONN_LOGICAL_LOCK  N_FAR * logicalLock,
   CONN_LOGICAL_LOCKS N_FAR * logicalLocks
);

N_EXTERN_LIBRARY( NWCCODE )
NWScanPhysicalLocksByConnFile
(
   NWCONN_HANDLE               conn,
   nuint16                     connNum,
   NWDIR_HANDLE                dirHandle,
   const nstr8         N_FAR * path,
   nuint8                      dataStream,
   pnint16                     iterHandle,
   CONN_PHYSICAL_LOCK  N_FAR * lock,
   CONN_PHYSICAL_LOCKS N_FAR * locks
);

N_EXTERN_LIBRARY( NWCCODE )
NWScanLogicalLocksByName
(
   NWCONN_HANDLE         conn,
   const nstr8   N_FAR * logicalName,
   pnint16               iterHandle,
   LOGICAL_LOCK  N_FAR * logicalLock,
   LOGICAL_LOCKS N_FAR * logicalLocks
);

N_EXTERN_LIBRARY( NWCCODE )
NWScanSemaphoresByConn
(
   NWCONN_HANDLE           conn,
   nuint16                 connNum,
   pnint16                 iterHandle,
   CONN_SEMAPHORE  N_FAR * semaphore,
   CONN_SEMAPHORES N_FAR * semaphores
);

N_EXTERN_LIBRARY( NWCCODE )
NWScanSemaphoresByName
(
   NWCONN_HANDLE       conn,
   const nstr8 N_FAR * semName,
   pnint16             iterHandle,
   SEMAPHORE   N_FAR * semaphore,
   SEMAPHORES  N_FAR * semaphores
);

N_EXTERN_LIBRARY( NWCCODE )
NWSignalSemaphore
(
   NWCONN_HANDLE  conn,
   nuint32        semHandle
);

N_EXTERN_LIBRARY( NWCCODE )
NWCloseSemaphore
(
   NWCONN_HANDLE  conn,
   nuint32        semHandle
);

N_EXTERN_LIBRARY( NWCCODE )
NWOpenSemaphore
(
   NWCONN_HANDLE       conn,
   const nstr8 N_FAR * semName,
   nint16              initSemHandle,
   pnuint32            semHandle,
   pnuint16            semOpenCount
);

N_EXTERN_LIBRARY( NWCCODE )
NWExamineSemaphore
(
   NWCONN_HANDLE  conn,
   nuint32        semHandle,
   pnint16        semValue,
   pnuint16       semOpenCount
);

N_EXTERN_LIBRARY( NWCCODE )
NWWaitOnSemaphore
(
   NWCONN_HANDLE  conn,
   nuint32        semHandle,
   nuint16        timeOutValue
);

#ifdef __cplusplus
}
#endif

#include "npackoff.h"
#endif