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/* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * *
* Copyright by the Board of Trustees of the University of Illinois. *
* 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://hdf.ncsa.uiuc.edu/HDF5/doc/Copyright.html. If you do not have *
* access to either file, you may request a copy from hdfhelp@ncsa.uiuc.edu. *
* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * */
#define H5P_PACKAGE /*suppress error about including H5Ppkg */
/* Private header files */
#include "H5private.h" /* Generic Functions */
#include "H5Eprivate.h" /* Error handling */
#include "H5Iprivate.h" /* IDs */
#include "H5Ppkg.h" /* Property lists */
/* Local datatypes */
/* Static function prototypes */
/*-------------------------------------------------------------------------
* Function: H5Pset_local_heap_size_hint
*
* Purpose: Set the "size hint" for creating local heaps for a group.
*
* Return: Non-negative on success/Negative on failure
*
* Programmer: Quincey Koziol
* August 29, 2005
*-------------------------------------------------------------------------
*/
herr_t
H5Pset_local_heap_size_hint(hid_t plist_id, size_t size_hint)
{
H5P_genplist_t *plist; /* Property list pointer */
H5O_ginfo_t ginfo; /* Group information structure */
herr_t ret_value = SUCCEED; /* Return value */
FUNC_ENTER_API(H5Pset_local_heap_size_hint, FAIL)
H5TRACE2("e","iz",plist_id,size_hint);
/* Get the plist structure */
if(NULL == (plist = H5P_object_verify(plist_id, H5P_GROUP_CREATE)))
HGOTO_ERROR(H5E_ATOM, H5E_BADATOM, FAIL, "can't find object for ID")
/* Get value */
if(H5P_get(plist, H5G_CRT_GROUP_INFO_NAME, &ginfo) < 0)
HGOTO_ERROR(H5E_PLIST, H5E_CANTGET, FAIL, "can't get group info")
/* Update field */
ginfo.lheap_size_hint = size_hint;
/* Set value */
if(H5P_set(plist, H5G_CRT_GROUP_INFO_NAME, &ginfo) < 0)
HGOTO_ERROR(H5E_PLIST, H5E_CANTSET, FAIL, "can't set group info")
done:
FUNC_LEAVE_API(ret_value)
} /* end H5Pset_local_heap_size_hint() */
/*-------------------------------------------------------------------------
* Function: H5Pget_local_heap_size_hint
*
* Purpose: Returns the local heap size hint, which is used for creating
* groups
*
* Return: Non-negative on success/Negative on failure
*
* Programmer: Quincey Koziol
* August 29, 2005
*-------------------------------------------------------------------------
*/
herr_t
H5Pget_local_heap_size_hint(hid_t plist_id, size_t *size_hint /*out*/)
{
herr_t ret_value = SUCCEED; /* return value */
FUNC_ENTER_API(H5Pget_local_heap_size_hint, FAIL)
H5TRACE2("e","ix",plist_id,size_hint);
if(size_hint) {
H5P_genplist_t *plist; /* Property list pointer */
H5O_ginfo_t ginfo; /* Group information structure */
/* Get the plist structure */
if(NULL == (plist = H5P_object_verify(plist_id, H5P_GROUP_CREATE)))
HGOTO_ERROR(H5E_ATOM, H5E_BADATOM, FAIL, "can't find object for ID")
/* Get value */
if(H5P_get(plist, H5G_CRT_GROUP_INFO_NAME, &ginfo) < 0)
HGOTO_ERROR(H5E_PLIST, H5E_CANTGET, FAIL, "can't get group info")
/* Update field */
*size_hint = ginfo.lheap_size_hint;
} /* end if */
done:
FUNC_LEAVE_API(ret_value)
} /* end H5Pget_local_heap_size_hint() */
/*-------------------------------------------------------------------------
* Function: H5Pset_link_phase_change
*
* Purpose: Set the maximum # of links to store "compactly" and the
* minimum # of links to store "densely". (These should
* overlap).
*
* Note: Currently both of these must be updated at the same time.
*
* Note: Come up with better name & description! -QAK
*
* Return: Non-negative on success/Negative on failure
*
* Programmer: Quincey Koziol
* August 29, 2005
*-------------------------------------------------------------------------
*/
herr_t
H5Pset_link_phase_change(hid_t plist_id, unsigned max_compact, unsigned min_dense)
{
H5P_genplist_t *plist; /* Property list pointer */
H5O_ginfo_t ginfo; /* Group information structure */
herr_t ret_value = SUCCEED; /* Return value */
FUNC_ENTER_API(H5Pset_link_phase_change, FAIL)
H5TRACE3("e","iIuIu",plist_id,max_compact,min_dense);
/* Get the plist structure */
if(NULL == (plist = H5P_object_verify(plist_id, H5P_GROUP_CREATE)))
HGOTO_ERROR(H5E_ATOM, H5E_BADATOM, FAIL, "can't find object for ID")
/* Get group info */
if(H5P_get(plist, H5G_CRT_GROUP_INFO_NAME, &ginfo) < 0)
HGOTO_ERROR(H5E_PLIST, H5E_CANTGET, FAIL, "can't get group info")
/* Update fields */
ginfo.max_compact = max_compact;
ginfo.min_dense = min_dense;
/* Set group info */
if(H5P_set(plist, H5G_CRT_GROUP_INFO_NAME, &ginfo) < 0)
HGOTO_ERROR(H5E_PLIST, H5E_CANTSET, FAIL, "can't set group info")
done:
FUNC_LEAVE_API(ret_value)
} /* end H5Pset_link_phase_change() */
/*-------------------------------------------------------------------------
* Function: H5Pget_link_phase_change
*
* Purpose: Returns the max. # of compact links & the min. # of dense
* links, which are used for storing groups
*
* Return: Non-negative on success/Negative on failure
*
* Programmer: Quincey Koziol
* August 29, 2005
*-------------------------------------------------------------------------
*/
herr_t
H5Pget_link_phase_change(hid_t plist_id, unsigned *max_compact /*out*/, unsigned *min_dense /*out*/)
{
herr_t ret_value = SUCCEED; /* return value */
FUNC_ENTER_API(H5Pget_link_phase_change, FAIL)
H5TRACE3("e","ixx",plist_id,max_compact,min_dense);
/* Get values */
if(max_compact || min_dense) {
H5P_genplist_t *plist; /* Property list pointer */
H5O_ginfo_t ginfo; /* Group information structure */
/* Get the plist structure */
if(NULL == (plist = H5P_object_verify(plist_id, H5P_GROUP_CREATE)))
HGOTO_ERROR(H5E_ATOM, H5E_BADATOM, FAIL, "can't find object for ID")
/* Get group info */
if(H5P_get(plist, H5G_CRT_GROUP_INFO_NAME, &ginfo) < 0)
HGOTO_ERROR(H5E_PLIST, H5E_CANTGET, FAIL, "can't get group info")
if(max_compact)
*max_compact = ginfo.max_compact;
if(min_dense)
*min_dense = ginfo.min_dense;
} /* end if */
done:
FUNC_LEAVE_API(ret_value)
} /* end H5Pget_link_phase_change() */
/*-------------------------------------------------------------------------
* Function: H5Pset_est_link_info
*
* Purpose: Set the estimates for the number of entries and length of each
* entry name in a group.
*
* Note: Currently both of these must be updated at the same time.
*
* Note: EST_NUM_ENTRIES applies only when the number of entries is less
* than the MAX_COMPACT # of entries (from H5Pset_link_phase_change).
*
* Note: Come up with better name & description? -QAK
*
* Return: Non-negative on success/Negative on failure
*
* Programmer: Quincey Koziol
* September 6, 2005
*-------------------------------------------------------------------------
*/
herr_t
H5Pset_est_link_info(hid_t plist_id, unsigned est_num_entries, unsigned est_name_len)
{
H5P_genplist_t *plist; /* Property list pointer */
H5O_ginfo_t ginfo; /* Group information structure */
herr_t ret_value = SUCCEED; /* Return value */
FUNC_ENTER_API(H5Pset_est_link_info, FAIL)
H5TRACE3("e","iIuIu",plist_id,est_num_entries,est_name_len);
/* Get the plist structure */
if(NULL == (plist = H5P_object_verify(plist_id, H5P_GROUP_CREATE)))
HGOTO_ERROR(H5E_ATOM, H5E_BADATOM, FAIL, "can't find object for ID")
/* Get group info */
if(H5P_get(plist, H5G_CRT_GROUP_INFO_NAME, &ginfo) < 0)
HGOTO_ERROR(H5E_PLIST, H5E_CANTGET, FAIL, "can't get group info")
/* Update fields */
ginfo.est_num_entries = est_num_entries;
ginfo.est_name_len = est_name_len;
/* Set group info */
if(H5P_set(plist, H5G_CRT_GROUP_INFO_NAME, &ginfo) < 0)
HGOTO_ERROR(H5E_PLIST, H5E_CANTSET, FAIL, "can't set group info")
done:
FUNC_LEAVE_API(ret_value)
} /* end H5Pset_est_link_info() */
/*-------------------------------------------------------------------------
* Function: H5Pget_est_link_info
*
* Purpose: Returns the est. # of links in a group & the est. length of
* the name of each link.
*
* Return: Non-negative on success/Negative on failure
*
* Programmer: Quincey Koziol
* September 6, 2005
*-------------------------------------------------------------------------
*/
herr_t
H5Pget_est_link_info(hid_t plist_id, unsigned *est_num_entries /*out*/, unsigned *est_name_len /*out*/)
{
herr_t ret_value = SUCCEED; /* return value */
FUNC_ENTER_API(H5Pget_est_link_info, FAIL)
H5TRACE3("e","ixx",plist_id,est_num_entries,est_name_len);
/* Get values */
if(est_num_entries || est_name_len) {
H5P_genplist_t *plist; /* Property list pointer */
H5O_ginfo_t ginfo; /* Group information structure */
/* Get the plist structure */
if(NULL == (plist = H5P_object_verify(plist_id, H5P_GROUP_CREATE)))
HGOTO_ERROR(H5E_ATOM, H5E_BADATOM, FAIL, "can't find object for ID")
/* Get group info */
if(H5P_get(plist, H5G_CRT_GROUP_INFO_NAME, &ginfo) < 0)
HGOTO_ERROR(H5E_PLIST, H5E_CANTGET, FAIL, "can't get group info")
if(est_num_entries)
*est_num_entries = ginfo.est_num_entries;
if(est_name_len)
*est_name_len = ginfo.est_name_len;
} /* end if */
done:
FUNC_LEAVE_API(ret_value)
} /* end H5Pget_est_link_info() */
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