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/* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * *
* Copyright by The HDF Group. *
* All rights reserved. *
* *
* This file is part of HDF5. The full HDF5 copyright notice, including *
* terms governing use, modification, and redistribution, is contained in *
* the files COPYING and Copyright.html. COPYING can be found at the root *
* of the source code distribution tree; Copyright.html can be found at the *
* root level of an installed copy of the electronic HDF5 document set and *
* is linked from the top-level documents page. It can also be found at *
* http://hdfgroup.org/HDF5/doc/Copyright.html. If you do not have *
* access to either file, you may request a copy from help@hdfgroup.org. *
* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * */
/*
* Purpose: Wrappers around existing HDF5 to support Exascale FastForward
* functionality.
*/
/****************/
/* Module Setup */
/****************/
#include "H5FFmodule.h" /* This source code file is part of the H5FF module */
#define H5A_FRIEND /*suppress error about including H5Apkg */
#define H5D_FRIEND /*suppress error about including H5Dpkg */
#define H5F_FRIEND /*suppress error about including H5Fpkg */
#define H5G_FRIEND /*suppress error about including H5Gpkg */
#define H5T_FRIEND /*suppress error about including H5Tpkg */
/***********/
/* Headers */
/***********/
#include "H5private.h" /* Generic Functions */
//#include "H5Apkg.h" /* Attribute access */
#include "H5Dpkg.h" /* Dataset access */
#include "H5Eprivate.h" /* Error handling */
#include "H5Fpkg.h" /* File access */
#include "H5FFprivate.h" /* FastForward wrappers */
//#include "H5Gpkg.h" /* Group access */
#include "H5Iprivate.h" /* IDs */
#include "H5MMprivate.h" /* Memory management */
#include "H5Pprivate.h" /* Property lists */
//#include "H5Tpkg.h" /* Datatype access */
#include "H5VLdaosm.h" /* IOD plugin - tmp */
#ifdef H5_HAVE_EFF
/****************/
/* Local Macros */
/****************/
H5FL_EXTERN(H5RC_t);
/******************/
/* Local Typedefs */
/******************/
/********************/
/* Local Prototypes */
/********************/
/*********************/
/* Package Variables */
/*********************/
/* Package initialization variable */
hbool_t H5_PKG_INIT_VAR = FALSE;
/*****************************/
/* Library Private Variables */
/*****************************/
/*******************/
/* Local Variables */
/*******************/
herr_t
H5FF__init_package(void)
{
herr_t ret_value = SUCCEED;
FUNC_ENTER_STATIC
if(H5F_init() < 0)
HDONE_ERROR(H5E_SYM, H5E_CANTINIT, FAIL, "unable to init file interface")
/*if(H5G_init() < 0)
HDONE_ERROR(H5E_SYM, H5E_CANTINIT, FAIL, "unable to init group interface")
if(H5D_init() < 0)
HDONE_ERROR(H5E_SYM, H5E_CANTINIT, FAIL, "unable to init dataset interface")
if(H5A_init() < 0)
HDONE_ERROR(H5E_SYM, H5E_CANTINIT, FAIL, "unable to init attribute interface")
if(H5M_init() < 0)
HDONE_ERROR(H5E_SYM, H5E_CANTINIT, FAIL, "unable to init map interface")
if(H5RC_init() < 0)
HDONE_ERROR(H5E_SYM, H5E_CANTINIT, FAIL, "unable to init map interface") DSMINC*/
FUNC_LEAVE_NOAPI(ret_value)
} /* H5FF__init_package() */
/*-------------------------------------------------------------------------
* Function: H5Dcreate_ff
*
* Purpose: Asynchronous wrapper around H5Dcreate().
*
* Return: Success: The placeholder ID for a new dataset. When
* the asynchronous operation completes, this
* ID will transparently be modified to be a
* "normal" ID.
* Failure: FAIL
*
* Programmer: Neil Fortner
* Monday, November 7, 2016
*
*-------------------------------------------------------------------------
*/
hid_t
H5Dcreate_ff(hid_t loc_id, const char *name, hid_t type_id, hid_t space_id,
hid_t lcpl_id, hid_t dcpl_id, hid_t dapl_id, hid_t trans_id,
hid_t H5_ATTR_UNUSED estack_id)
{
void *dset = NULL; /* dset token from VOL plugin */
H5VL_object_t *obj = NULL; /* object token of loc_id */
hid_t dxpl_id = H5P_DATASET_XFER_DEFAULT; /* transfer property list to pass to the VOL plugin */
H5VL_loc_params_t loc_params;
H5P_genplist_t *plist; /* Property list pointer */
hid_t ret_value; /* Return value */
FUNC_ENTER_API(FAIL)
H5TRACE9("i", "i*siiiiiii", loc_id, name, type_id, space_id, lcpl_id, dcpl_id,
dapl_id, trans_id, estack_id);
if(!name || !*name)
HGOTO_ERROR(H5E_ARGS, H5E_BADVALUE, FAIL, "no name")
/* Get correct property list */
if(H5P_DEFAULT == lcpl_id)
lcpl_id = H5P_LINK_CREATE_DEFAULT;
else
if(TRUE != H5P_isa_class(lcpl_id, H5P_LINK_CREATE))
HGOTO_ERROR(H5E_ARGS, H5E_BADTYPE, FAIL, "not link creation property list")
/* Get correct property list */
if(H5P_DEFAULT == dcpl_id)
dcpl_id = H5P_DATASET_CREATE_DEFAULT;
else
if(TRUE != H5P_isa_class(dcpl_id, H5P_DATASET_CREATE))
HGOTO_ERROR(H5E_ARGS, H5E_BADTYPE, FAIL, "not dataset create property list ID")
/* Get correct property list */
if(H5P_DEFAULT == dapl_id)
dapl_id = H5P_DATASET_ACCESS_DEFAULT;
else
if(TRUE != H5P_isa_class(dapl_id, H5P_DATASET_ACCESS))
HGOTO_ERROR(H5E_ARGS, H5E_BADTYPE, FAIL, "not dataset access property list")
/* Get the plist structure */
if(NULL == (plist = (H5P_genplist_t *)H5I_object(dcpl_id)))
HGOTO_ERROR(H5E_ATOM, H5E_BADATOM, FAIL, "can't find object for ID")
/* set creation properties */
if(H5P_set(plist, H5VL_PROP_DSET_TYPE_ID, &type_id) < 0)
HGOTO_ERROR(H5E_PLIST, H5E_CANTGET, FAIL, "can't set property value for datatype id")
if(H5P_set(plist, H5VL_PROP_DSET_SPACE_ID, &space_id) < 0)
HGOTO_ERROR(H5E_PLIST, H5E_CANTGET, FAIL, "can't set property value for space id")
if(H5P_set(plist, H5VL_PROP_DSET_LCPL_ID, &lcpl_id) < 0)
HGOTO_ERROR(H5E_PLIST, H5E_CANTGET, FAIL, "can't set property value for lcpl id")
loc_params.type = H5VL_OBJECT_BY_SELF;
loc_params.obj_type = H5I_get_type(loc_id);
/* store the transaction ID in the dxpl */
if(NULL == (plist = (H5P_genplist_t *)H5I_object(dxpl_id)))
HGOTO_ERROR(H5E_ATOM, H5E_BADATOM, FAIL, "can't find object for ID")
if(H5P_set(plist, H5VL_TRANS_ID, &trans_id) < 0)
HGOTO_ERROR(H5E_PLIST, H5E_CANTSET, FAIL, "can't set property value for trans_id")
/* get the location object */
if(NULL == (obj = (H5VL_object_t *)H5I_object(loc_id)))
HGOTO_ERROR(H5E_ARGS, H5E_BADTYPE, FAIL, "invalid location identifier")
/* Create the dataset through the VOL */
if(NULL == (dset = H5VL_dataset_create(obj->vol_obj, loc_params, obj->vol_info->vol_cls,
name, dcpl_id, dapl_id, dxpl_id, H5_REQUEST_NULL)))
HGOTO_ERROR(H5E_DATASET, H5E_CANTINIT, FAIL, "unable to create dataset")
/* Get an atom for the dataset */
if((ret_value = H5VL_register_id(H5I_DATASET, dset, obj->vol_info, TRUE)) < 0)
HGOTO_ERROR(H5E_ATOM, H5E_CANTREGISTER, FAIL, "unable to atomize dataset handle")
done:
if (ret_value < 0 && dset)
if(H5VL_dataset_close (dset, obj->vol_info->vol_cls, dxpl_id, H5_REQUEST_NULL) < 0)
HDONE_ERROR(H5E_DATASET, H5E_CLOSEERROR, FAIL, "unable to release dataset")
FUNC_LEAVE_API(ret_value)
} /* end H5Dcreate_ff() */
/*-------------------------------------------------------------------------
* Function: H5Dopen_ff
*
* Purpose: Asynchronous wrapper around H5Dopen().
*
* Return: Success: The placeholder ID for a dataset. When
* the asynchronous operation completes, this
* ID will transparently be modified to be a
* "normal" ID.
* Failure: FAIL
*
* Programmer: Neil Fortner
* Monday, November 7, 2016
*
*-------------------------------------------------------------------------
*/
hid_t
H5Dopen_ff(hid_t loc_id, const char *name, hid_t dapl_id, hid_t trans_id, hid_t H5_ATTR_UNUSED estack_id)
{
void *dset = NULL; /* dset token from VOL plugin */
H5VL_object_t *obj = NULL; /* object token of loc_id */
hid_t dxpl_id = H5P_DATASET_XFER_DEFAULT; /* transfer property list to pass to the VOL plugin */
H5P_genplist_t *plist; /* Property list pointer */
H5VL_loc_params_t loc_params;
hid_t ret_value; /* Return value */
FUNC_ENTER_API(FAIL)
H5TRACE5("i", "i*siii", loc_id, name, dapl_id, trans_id, estack_id);
/* Check args */
if(!name || !*name)
HGOTO_ERROR(H5E_ARGS, H5E_BADVALUE, FAIL, "no name")
/* Get correct property list */
if(H5P_DEFAULT == dapl_id)
dapl_id = H5P_DATASET_ACCESS_DEFAULT;
else
if(TRUE != H5P_isa_class(dapl_id, H5P_DATASET_ACCESS))
HGOTO_ERROR(H5E_ARGS, H5E_BADTYPE, FAIL, "not dataset access property list")
loc_params.type = H5VL_OBJECT_BY_SELF;
loc_params.obj_type = H5I_get_type(loc_id);
/* get the location object */
if(NULL == (obj = (H5VL_object_t *)H5I_object(loc_id)))
HGOTO_ERROR(H5E_ARGS, H5E_BADTYPE, FAIL, "invalid location identifier")
/* store the transaction ID in the dxpl */
if(NULL == (plist = (H5P_genplist_t *)H5I_object(dxpl_id)))
HGOTO_ERROR(H5E_ATOM, H5E_BADATOM, FAIL, "can't find object for ID")
if(H5P_set(plist, H5VL_TRANS_ID, &trans_id) < 0)
HGOTO_ERROR(H5E_PLIST, H5E_CANTSET, FAIL, "can't set property value for trans_id")
/* Create the dataset through the VOL */
if(NULL == (dset = H5VL_dataset_open(obj->vol_obj, loc_params, obj->vol_info->vol_cls, name,
dapl_id, dxpl_id, H5_REQUEST_NULL)))
HGOTO_ERROR(H5E_DATASET, H5E_CANTOPENOBJ, FAIL, "unable to open dataset")
/* Get an atom for the dataset */
if((ret_value = H5VL_register_id(H5I_DATASET, dset, obj->vol_info, TRUE)) < 0)
HGOTO_ERROR(H5E_ATOM, H5E_CANTREGISTER, FAIL, "unable to atomize dataset handle")
done:
if (ret_value < 0 && dset)
if(H5VL_dataset_close (dset, obj->vol_info->vol_cls, dxpl_id, H5_REQUEST_NULL) < 0)
HDONE_ERROR(H5E_DATASET, H5E_CLOSEERROR, FAIL, "unable to release dataset")
FUNC_LEAVE_API(ret_value)
} /* end H5Dopen_ff() */
/*-------------------------------------------------------------------------
* Function: H5Dclose_ff
*
* Purpose: Closes access to a dataset (DATASET_ID) and releases
* resources used by it. It is illegal to subsequently use that
* same dataset ID in calls to other dataset functions.
*
* Return: Non-negative on success/Negative on failure
*
* Programmer: Neil Fortner
* Monday, November 7, 2016
*
*-------------------------------------------------------------------------
*/
herr_t
H5Dclose_ff(hid_t dset_id, hid_t H5_ATTR_UNUSED estack_id)
{
H5VL_object_t *dset;
herr_t ret_value = SUCCEED; /* Return value */
FUNC_ENTER_API(FAIL)
H5TRACE2("e", "ii", dset_id, estack_id);
/* Check args */
if(NULL == (dset = (H5VL_object_t *)H5I_object_verify(dset_id, H5I_DATASET)))
HGOTO_ERROR(H5E_ARGS, H5E_BADTYPE, FAIL, "invalid dataset identifier")
/*
* Decrement the counter on the dataset. It will be freed if the count
* reaches zero.
*
* Pass in TRUE for the 3rd parameter to tell the function to remove
* dataset's ID even though the freeing function might fail. Please
* see the comments in H5I_dec_ref for details. (SLU - 2010/9/7)
*/
if(H5I_dec_app_ref_always_close(dset_id) < 0)
HGOTO_ERROR(H5E_DATASET, H5E_CANTDEC, FAIL, "can't decrement count on dataset ID")
done:
FUNC_LEAVE_API(ret_value)
} /* end H5Dclose_ff() */
#endif /* H5_HAVE_EFF */
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