root/ompi/mca/fs/ufs/fs_ufs.c

/* [<][>][^][v][top][bottom][index][help] */

DEFINITIONS

This source file includes following definitions.
  1. mca_fs_ufs_component_init_query
  2. mca_fs_ufs_component_file_query
  3. mca_fs_ufs_component_file_unquery
  4. mca_fs_ufs_module_init
  5. mca_fs_ufs_module_finalize

   1 /*
   2  * Copyright (c) 2004-2005 The Trustees of Indiana University and Indiana
   3  *                         University Research and Technology
   4  *                         Corporation.  All rights reserved.
   5  * Copyright (c) 2004-2006 The University of Tennessee and The University
   6  *                         of Tennessee Research Foundation.  All rights
   7  *                         reserved.
   8  * Copyright (c) 2004-2005 High Performance Computing Center Stuttgart,
   9  *                         University of Stuttgart.  All rights reserved.
  10  * Copyright (c) 2004-2005 The Regents of the University of California.
  11  *                         All rights reserved.
  12  * Copyright (c) 2008-2018 University of Houston. All rights reserved.
  13  * Copyright (c) 2018      Research Organization for Information Science
  14  *                         and Technology (RIST). All rights reserved.
  15  * $COPYRIGHT$
  16  *
  17  * Additional copyrights may follow
  18  *
  19  * $HEADER$
  20  *
  21  * These symbols are in a file by themselves to provide nice linker
  22  * semantics. Since linkers generally pull in symbols by object fules,
  23  * keeping these symbols as the only symbols in this file prevents
  24  * utility programs such as "ompi_info" from having to import entire
  25  * modules just to query their version and parameters
  26  */
  27 
  28 
  29 #include "ompi_config.h"
  30 #include "mpi.h"
  31 #include "ompi/mca/fs/fs.h"
  32 #include "ompi/mca/fs/ufs/fs_ufs.h"
  33 #include "ompi/mca/fs/base/base.h"
  34 
  35 /*
  36  * *******************************************************************
  37  * ************************ actions structure ************************
  38  * *******************************************************************
  39  */
  40 static mca_fs_base_module_1_0_0_t ufs =  {
  41     mca_fs_ufs_module_init, /* initalise after being selected */
  42     mca_fs_ufs_module_finalize, /* close a module on a communicator */
  43     mca_fs_ufs_file_open,
  44     mca_fs_base_file_close,
  45     mca_fs_base_file_delete,
  46     mca_fs_base_file_set_size,
  47     mca_fs_base_file_get_size,
  48     mca_fs_base_file_sync
  49 };
  50 /*
  51  * *******************************************************************
  52  * ************************* structure ends **************************
  53  * *******************************************************************
  54  */
  55 
  56 int mca_fs_ufs_component_init_query(bool enable_progress_threads,
  57                                       bool enable_mpi_threads)
  58 {
  59     /* Nothing to do */
  60 
  61    return OMPI_SUCCESS;
  62 }
  63 
  64 struct mca_fs_base_module_1_0_0_t *
  65 mca_fs_ufs_component_file_query (ompio_file_t *fh, int *priority)
  66 {
  67     /* UFS can always be used, will however have a low priority */
  68 
  69    *priority = mca_fs_ufs_priority;
  70    if (0 == fh->f_fstype ) {
  71        fh->f_fstype = UFS;
  72    }
  73 
  74    return &ufs;
  75 }
  76 
  77 int mca_fs_ufs_component_file_unquery (ompio_file_t *file)
  78 {
  79    /* This function might be needed for some purposes later. for now it
  80     * does not have anything to do since there are no steps which need
  81     * to be undone if this module is not selected */
  82 
  83    return OMPI_SUCCESS;
  84 }
  85 
  86 int mca_fs_ufs_module_init (ompio_file_t *file)
  87 {
  88     /* Make sure the file type is not overwritten by the last queried
  89          * component */
  90     file->f_fstype = UFS;
  91     return OMPI_SUCCESS;
  92 }
  93 
  94 
  95 int mca_fs_ufs_module_finalize (ompio_file_t *file)
  96 {
  97     return OMPI_SUCCESS;
  98 }

/* [<][>][^][v][top][bottom][index][help] */