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fslock.h

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00001 /***************************************************************************
00002  $RCSfile: fslock.h,v $
00003                              -------------------
00004     cvs         : $Id: fslock.h,v 1.1 2004/12/05 01:19:52 aquamaniac Exp $
00005     begin       : Wed Mar 24 2004
00006     copyright   : (C) 2004 by Martin Preuss
00007     email       : martin@libchipcard.de
00008 
00009  ***************************************************************************
00010  *                                                                         *
00011  *   This library is free software; you can redistribute it and/or         *
00012  *   modify it under the terms of the GNU Lesser General Public            *
00013  *   License as published by the Free Software Foundation; either          *
00014  *   version 2.1 of the License, or (at your option) any later version.    *
00015  *                                                                         *
00016  *   This library is distributed in the hope that it will be useful,       *
00017  *   but WITHOUT ANY WARRANTY; without even the implied warranty of        *
00018  *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU     *
00019  *   Lesser General Public License for more details.                       *
00020  *                                                                         *
00021  *   You should have received a copy of the GNU Lesser General Public      *
00022  *   License along with this library; if not, write to the Free Software   *
00023  *   Foundation, Inc., 59 Temple Place, Suite 330, Boston,                 *
00024  *   MA  02111-1307  USA                                                   *
00025  *                                                                         *
00026  ***************************************************************************/
00027 
00028 
00029 #ifndef GWEN_FSLOCK_H
00030 #define GWEN_FSLOCK_H
00031 
00047 
00048 #ifdef __cplusplus
00049 extern "C" {
00050 #endif
00051 
00052 
00053 #define GWEN_FSLOCK_CBID_IO "GWEN_FSLOCK_CBID_IO"
00054 
00055 #define GWEN_FSLOCK_TIMEOUT_NONE    (0)
00056 #define GWEN_FSLOCK_TIMEOUT_FOREVER (-1)
00057 
00058 
00059 typedef struct GWEN_FSLOCK GWEN_FSLOCK;
00060 
00061 typedef enum {
00062   GWEN_FSLock_TypeUnknown=0,
00063   GWEN_FSLock_TypeFile,
00064   GWEN_FSLock_TypeDir,
00065 } GWEN_FSLOCK_TYPE;
00066 
00067 
00068 typedef enum {
00069   GWEN_FSLock_ResultOk=0,
00070   GWEN_FSLock_ResultError,
00071   GWEN_FSLock_ResultTimeout,
00072   GWEN_FSLock_ResultBusy,
00073   GWEN_FSLock_ResultNoLock,
00074   GWEN_FSLock_ResultUserAbort
00075 } GWEN_FSLOCK_RESULT;
00076 
00077 
00078 #include <gwenhywfar/gwenhywfarapi.h>
00079 #include <gwenhywfar/types.h>
00080 #include <gwenhywfar/db.h>
00081 
00082 
00083 GWENHYWFAR_API
00084 GWEN_FSLOCK *GWEN_FSLock_new(const char *fname, GWEN_FSLOCK_TYPE t);
00085 GWENHYWFAR_API
00086 void GWEN_FSLock_free(GWEN_FSLOCK *fl);
00087 
00098 GWENHYWFAR_API
00099 GWEN_FSLOCK_RESULT GWEN_FSLock_Lock(GWEN_FSLOCK *fl, int timeout);
00100 
00105 GWENHYWFAR_API
00106 GWEN_FSLOCK_RESULT GWEN_FSLock_Unlock(GWEN_FSLOCK *fl);
00107 
00108 
00109 #ifdef __cplusplus
00110 }
00111 #endif
00112  /* defgroup */
00114 
00115 #endif
00116 
00117 
00118 
00119 
00120 
00121 
00122 

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