LCOV - code coverage report
Current view: directory - nsprpub/pr/src/memory - prshm.c (source / functions) Found Hit Coverage
Test: app.info Lines: 12 0 0.0 %
Date: 2012-06-02 Functions: 5 0 0.0 %

       1                 : /* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
       2                 : /* ***** BEGIN LICENSE BLOCK *****
       3                 :  * Version: MPL 1.1/GPL 2.0/LGPL 2.1
       4                 :  *
       5                 :  * The contents of this file are subject to the Mozilla Public License Version
       6                 :  * 1.1 (the "License"); you may not use this file except in compliance with
       7                 :  * the License. You may obtain a copy of the License at
       8                 :  * http://www.mozilla.org/MPL/
       9                 :  *
      10                 :  * Software distributed under the License is distributed on an "AS IS" basis,
      11                 :  * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
      12                 :  * for the specific language governing rights and limitations under the
      13                 :  * License.
      14                 :  *
      15                 :  * The Original Code is the Netscape Portable Runtime (NSPR).
      16                 :  *
      17                 :  * The Initial Developer of the Original Code is
      18                 :  * Netscape Communications Corporation.
      19                 :  * Portions created by the Initial Developer are Copyright (C) 1998-2000
      20                 :  * the Initial Developer. All Rights Reserved.
      21                 :  *
      22                 :  * Contributor(s):
      23                 :  *
      24                 :  * Alternatively, the contents of this file may be used under the terms of
      25                 :  * either the GNU General Public License Version 2 or later (the "GPL"), or
      26                 :  * the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
      27                 :  * in which case the provisions of the GPL or the LGPL are applicable instead
      28                 :  * of those above. If you wish to allow use of your version of this file only
      29                 :  * under the terms of either the GPL or the LGPL, and not to allow others to
      30                 :  * use your version of this file under the terms of the MPL, indicate your
      31                 :  * decision by deleting the provisions above and replace them with the notice
      32                 :  * and other provisions required by the GPL or the LGPL. If you do not delete
      33                 :  * the provisions above, a recipient may use your version of this file under
      34                 :  * the terms of any one of the MPL, the GPL or the LGPL.
      35                 :  *
      36                 :  * ***** END LICENSE BLOCK ***** */
      37                 : 
      38                 : /*
      39                 : ** prshm.c -- NSPR Named Shared Memory
      40                 : **
      41                 : ** lth. Jul-1999.
      42                 : */
      43                 : #include <string.h>
      44                 : #include "primpl.h"
      45                 : 
      46                 : extern PRLogModuleInfo *_pr_shm_lm;
      47                 : 
      48                 : 
      49                 : #if defined PR_HAVE_SYSV_NAMED_SHARED_MEMORY
      50                 : /* SysV implementation is in pr/src/md/unix/uxshm.c */
      51                 : #elif defined PR_HAVE_POSIX_NAMED_SHARED_MEMORY
      52                 : /* Posix implementation is in pr/src/md/unix/uxshm.c */
      53                 : #elif defined PR_HAVE_WIN32_NAMED_SHARED_MEMORY
      54                 : /* Win32 implementation is in pr/src/md/windows/w32shm.c */
      55                 : #else 
      56                 : /* 
      57                 : **  there is no named_shared_memory 
      58                 : */
      59                 : extern PRSharedMemory*  _MD_OpenSharedMemory( const char *name, PRSize size, PRIntn flags, PRIntn mode )
      60                 : {
      61                 :     PR_SetError(PR_NOT_IMPLEMENTED_ERROR, 0);
      62                 :     return NULL;
      63                 : }    
      64                 : 
      65                 : extern void * _MD_AttachSharedMemory( PRSharedMemory *shm, PRIntn flags )
      66                 : {
      67                 :     PR_SetError(PR_NOT_IMPLEMENTED_ERROR, 0);
      68                 :     return NULL;
      69                 : }    
      70                 : 
      71                 : extern PRStatus _MD_DetachSharedMemory( PRSharedMemory *shm, void *addr )
      72                 : {
      73                 :     PR_SetError(PR_NOT_IMPLEMENTED_ERROR, 0);
      74                 :     return PR_FAILURE;
      75                 : }    
      76                 : 
      77                 : extern PRStatus _MD_CloseSharedMemory( PRSharedMemory *shm )
      78                 : {
      79                 :     PR_SetError(PR_NOT_IMPLEMENTED_ERROR, 0);
      80                 :     return PR_FAILURE;
      81                 : }    
      82                 : 
      83                 : extern PRStatus _MD_DeleteSharedMemory( const char *name )
      84                 : {
      85                 :     PR_SetError(PR_NOT_IMPLEMENTED_ERROR, 0);
      86                 :     return PR_FAILURE;
      87                 : }    
      88                 : #endif /* HAVE_SYSV_NAMED_SHARED_MEMORY */
      89                 : 
      90                 : /*
      91                 : ** FUNCTION: PR_OpenSharedMemory()
      92                 : **
      93                 : */
      94                 : PR_IMPLEMENT( PRSharedMemory * )
      95               0 :     PR_OpenSharedMemory(
      96                 :         const char *name,
      97                 :         PRSize      size,
      98                 :         PRIntn      flags,
      99                 :         PRIntn      mode
     100                 : )
     101                 : {
     102               0 :     if (!_pr_initialized) _PR_ImplicitInitialization();
     103               0 :     return( _PR_MD_OPEN_SHARED_MEMORY( name, size, flags, mode ));
     104                 : } /* end PR_OpenSharedMemory() */
     105                 : 
     106                 : /*
     107                 : ** FUNCTION: PR_AttachSharedMemory()
     108                 : **
     109                 : */
     110                 : PR_IMPLEMENT( void * )
     111               0 :     PR_AttachSharedMemory(
     112                 :         PRSharedMemory *shm,
     113                 :         PRIntn          flags
     114                 : )
     115                 : {
     116               0 :     return( _PR_MD_ATTACH_SHARED_MEMORY( shm, flags ));
     117                 : } /* end PR_AttachSharedMemory() */
     118                 : 
     119                 : /*
     120                 : ** FUNCTION: PR_DetachSharedMemory()
     121                 : **
     122                 : */
     123                 : PR_IMPLEMENT( PRStatus )
     124               0 :     PR_DetachSharedMemory(
     125                 :         PRSharedMemory *shm,
     126                 :         void *addr
     127                 : )
     128                 : {
     129               0 :     return( _PR_MD_DETACH_SHARED_MEMORY( shm, addr ));
     130                 : } /* end PR_DetachSharedMemory() */
     131                 : 
     132                 : /*
     133                 : ** FUNCTION: PR_CloseSharedMemory()
     134                 : **
     135                 : */
     136                 : PR_IMPLEMENT( PRStatus )
     137               0 :     PR_CloseSharedMemory(
     138                 :         PRSharedMemory *shm
     139                 : )
     140                 : {
     141               0 :     return( _PR_MD_CLOSE_SHARED_MEMORY( shm ));
     142                 : } /* end PR_CloseSharedMemory() */
     143                 : 
     144                 : /*
     145                 : ** FUNCTION: PR_DeleteSharedMemory()
     146                 : **
     147                 : */
     148                 : PR_EXTERN( PRStatus )
     149               0 :     PR_DeleteSharedMemory(
     150                 :         const char *name
     151                 : )
     152                 : {
     153               0 :     if (!_pr_initialized) _PR_ImplicitInitialization();
     154               0 :     return(_PR_MD_DELETE_SHARED_MEMORY( name ));
     155                 : } /* end PR_DestroySharedMemory() */
     156                 : /* end prshm.c */

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