LCOV - code coverage report
Current view: directory - nsprpub/pr/src/memory - prshma.c (source / functions) Found Hit Coverage
Test: app.info Lines: 13 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                 : ** prshma.h -- NSPR Anonymous Shared Memory
      40                 : **
      41                 : ** 
      42                 : */
      43                 : 
      44                 : #include "primpl.h"
      45                 : 
      46                 : extern PRLogModuleInfo *_pr_shma_lm;
      47                 : 
      48                 : #if defined(XP_UNIX)
      49                 : /* defined in pr/src/md/unix/uxshm.c */
      50                 : #elif defined(WIN32)
      51                 : /* defined in pr/src/md/windows/w32shm.c */
      52                 : #else
      53                 : extern PRFileMap * _PR_MD_OPEN_ANON_FILE_MAP( const char *dirName, PRSize size, PRFileMapProtect prot )
      54                 : {
      55                 :     PR_SetError(PR_NOT_IMPLEMENTED_ERROR, 0);
      56                 :     return NULL;
      57                 : }
      58                 : extern PRStatus _PR_MD_EXPORT_FILE_MAP_AS_STRING(PRFileMap *fm, PRSize bufSize, char *buf)
      59                 : {
      60                 :     PR_SetError(PR_NOT_IMPLEMENTED_ERROR, 0);
      61                 :     return PR_FAILURE;
      62                 : }
      63                 : extern PRFileMap * _PR_MD_IMPORT_FILE_MAP_FROM_STRING(const char *fmstring)
      64                 : {
      65                 :     PR_SetError(PR_NOT_IMPLEMENTED_ERROR, 0);
      66                 :     return NULL;
      67                 : }
      68                 : #endif
      69                 : 
      70                 : /*
      71                 : ** PR_OpenAnonFileMap() -- Creates an anonymous file-mapped shared memory
      72                 : **
      73                 : */
      74                 : PR_IMPLEMENT(PRFileMap*)
      75               0 : PR_OpenAnonFileMap(
      76                 :     const char *dirName,
      77                 :     PRSize      size, 
      78                 :     PRFileMapProtect prot
      79                 : )
      80                 : {
      81               0 :     return(_PR_MD_OPEN_ANON_FILE_MAP( dirName, size, prot ));
      82                 : } /* end PR_OpenAnonFileMap() */
      83                 : 
      84                 : /*
      85                 : ** PR_ProcessAttrSetInheritableFileMap() -- Prepare FileMap for export  
      86                 : **   to my children processes via PR_CreateProcess()
      87                 : **
      88                 : **
      89                 : */
      90                 : PR_IMPLEMENT( PRStatus) 
      91               0 : PR_ProcessAttrSetInheritableFileMap( 
      92                 :     PRProcessAttr   *attr,
      93                 :     PRFileMap       *fm, 
      94                 :     const char      *shmname
      95                 : )
      96                 : {
      97               0 :     PR_SetError( PR_NOT_IMPLEMENTED_ERROR, 0 );
      98               0 :     return( PR_FAILURE);
      99                 : } /* end PR_ProcessAttrSetInheritableFileMap() */ 
     100                 : 
     101                 : /*
     102                 : ** PR_GetInheritedFileMap() -- Import a PRFileMap previously exported
     103                 : **   by my parent process via PR_CreateProcess()
     104                 : **
     105                 : */
     106                 : PR_IMPLEMENT( PRFileMap *)
     107               0 : PR_GetInheritedFileMap( 
     108                 :     const char *shmname 
     109                 : )
     110                 : {
     111               0 :     PRFileMap   *fm = NULL;
     112               0 :     PR_SetError( PR_NOT_IMPLEMENTED_ERROR, 0 );
     113               0 :     return( fm );
     114                 : } /* end PR_GetInhteritedFileMap() */
     115                 : 
     116                 : /*
     117                 : ** PR_ExportFileMapAsString() -- Creates a string identifying a PRFileMap
     118                 : **
     119                 : */
     120                 : PR_IMPLEMENT( PRStatus )
     121               0 : PR_ExportFileMapAsString( 
     122                 :     PRFileMap *fm,
     123                 :     PRSize    bufSize,
     124                 :     char      *buf
     125                 : )
     126                 : {
     127               0 :     return( _PR_MD_EXPORT_FILE_MAP_AS_STRING( fm, bufSize, buf ));
     128                 : } /* end PR_ExportFileMapAsString() */
     129                 : 
     130                 : /*
     131                 : ** PR_ImportFileMapFromString() -- Creates a PRFileMap from the identifying string
     132                 : **
     133                 : **
     134                 : */
     135                 : PR_IMPLEMENT( PRFileMap * )
     136               0 : PR_ImportFileMapFromString( 
     137                 :     const char *fmstring
     138                 : )
     139                 : {
     140               0 :     return( _PR_MD_IMPORT_FILE_MAP_FROM_STRING(fmstring));
     141                 : } /* end PR_ImportFileMapFromString() */
     142                 : /* end prshma.c */

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