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/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
/*
** prshma.h -- NSPR Anonymous Shared Memory
**
**
*/
#include "primpl.h"
extern PRLogModuleInfo *_pr_shma_lm;
#if defined(XP_UNIX)
/* defined in pr/src/md/unix/uxshm.c */
#elif defined(WIN32)
/* defined in pr/src/md/windows/w32shm.c */
#else
extern PRFileMap * _PR_MD_OPEN_ANON_FILE_MAP( const char *dirName, PRSize size, PRFileMapProtect prot )
{
PR_SetError(PR_NOT_IMPLEMENTED_ERROR, 0);
return NULL;
}
extern PRStatus _PR_MD_EXPORT_FILE_MAP_AS_STRING(PRFileMap *fm, PRSize bufSize, char *buf)
{
PR_SetError(PR_NOT_IMPLEMENTED_ERROR, 0);
return PR_FAILURE;
}
extern PRFileMap * _PR_MD_IMPORT_FILE_MAP_FROM_STRING(const char *fmstring)
{
PR_SetError(PR_NOT_IMPLEMENTED_ERROR, 0);
return NULL;
}
#endif
/*
** PR_OpenAnonFileMap() -- Creates an anonymous file-mapped shared memory
**
*/
PR_IMPLEMENT(PRFileMap*)
PR_OpenAnonFileMap(
const char *dirName,
PRSize size,
PRFileMapProtect prot
)
{
return(_PR_MD_OPEN_ANON_FILE_MAP( dirName, size, prot ));
} /* end PR_OpenAnonFileMap() */
/*
** PR_ProcessAttrSetInheritableFileMap() -- Prepare FileMap for export
** to my children processes via PR_CreateProcess()
**
**
*/
PR_IMPLEMENT( PRStatus)
PR_ProcessAttrSetInheritableFileMap(
PRProcessAttr *attr,
PRFileMap *fm,
const char *shmname
)
{
PR_SetError( PR_NOT_IMPLEMENTED_ERROR, 0 );
return( PR_FAILURE);
} /* end PR_ProcessAttrSetInheritableFileMap() */
/*
** PR_GetInheritedFileMap() -- Import a PRFileMap previously exported
** by my parent process via PR_CreateProcess()
**
*/
PR_IMPLEMENT( PRFileMap *)
PR_GetInheritedFileMap(
const char *shmname
)
{
PRFileMap *fm = NULL;
PR_SetError( PR_NOT_IMPLEMENTED_ERROR, 0 );
return( fm );
} /* end PR_GetInhteritedFileMap() */
/*
** PR_ExportFileMapAsString() -- Creates a string identifying a PRFileMap
**
*/
PR_IMPLEMENT( PRStatus )
PR_ExportFileMapAsString(
PRFileMap *fm,
PRSize bufSize,
char *buf
)
{
return( _PR_MD_EXPORT_FILE_MAP_AS_STRING( fm, bufSize, buf ));
} /* end PR_ExportFileMapAsString() */
/*
** PR_ImportFileMapFromString() -- Creates a PRFileMap from the identifying string
**
**
*/
PR_IMPLEMENT( PRFileMap * )
PR_ImportFileMapFromString(
const char *fmstring
)
{
return( _PR_MD_IMPORT_FILE_MAP_FROM_STRING(fmstring));
} /* end PR_ImportFileMapFromString() */
/* end prshma.c */