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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. *
* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * */
/*-------------------------------------------------------------------------
*
* Created: H5B2dbg.c
* Feb 2 2005
* Quincey Koziol <koziol@ncsa.uiuc.edu>
*
* Purpose: Dump debugging information about a v2 B-tree.
*
*-------------------------------------------------------------------------
*/
#define H5B2_PACKAGE /*suppress error about including H5B2pkg */
/* Private headers */
#include "H5private.h" /* Generic Functions */
#include "H5B2pkg.h" /* B-trees */
#include "H5Eprivate.h" /* Error handling */
#include "H5FLprivate.h" /* Free Lists */
/* H5B2 inherits cache-like properties from H5AC */
extern const H5AC_class_t H5AC_BT2_HDR[1];
/*-------------------------------------------------------------------------
* Function: H5B2_hdr_debug
*
* Purpose: Prints debugging info about a B-tree header.
*
* Return: Non-negative on success/Negative on failure
*
* Programmer: Quincey Koziol
* koziol@ncsa.uiuc.edu
* Feb 2 2005
*
*-------------------------------------------------------------------------
*/
herr_t
H5B2_hdr_debug(H5F_t *f, hid_t dxpl_id, haddr_t addr, FILE *stream, int indent, int fwidth,
const H5B2_class_t *type)
{
H5B2_t *bt2 = NULL;
H5B2_shared_t *shared; /* Shared B-tree information */
herr_t ret_value=SUCCEED; /* Return value */
FUNC_ENTER_NOAPI(H5B2_hdr_debug, FAIL)
/*
* Check arguments.
*/
assert(f);
assert(H5F_addr_defined(addr));
assert(stream);
assert(indent >= 0);
assert(fwidth >= 0);
/*
* Load the b-tree header.
*/
if (NULL == (bt2 = H5AC_protect(f, dxpl_id, H5AC_BT2_HDR, addr, type, NULL, H5AC_READ)))
HGOTO_ERROR(H5E_BTREE, H5E_CANTLOAD, FAIL, "unable to load B-tree header")
/* Get the pointer to the shared B-tree info */
shared=H5RC_GET_OBJ(bt2->shared);
assert(shared);
/*
* Print the values.
*/
HDfprintf(stream, "%*s%-*s %s\n", indent, "", fwidth,
"Tree type ID:",
((shared->type->id)==H5B2_GRP_NAME_ID ? "H5B2_GRP_NAME_ID" : "Unknown!"));
HDfprintf(stream, "%*s%-*s %Zu\n", indent, "", fwidth,
"Size of node:",
shared->node_size);
HDfprintf(stream, "%*s%-*s %Zu\n", indent, "", fwidth,
"Size of raw (disk) key:",
shared->rkey_size);
HDfprintf(stream, "%*s%-*s %s\n", indent, "", fwidth,
"Dirty flag:",
bt2->cache_info.is_dirty ? "True" : "False");
HDfprintf(stream, "%*s%-*s %u\n", indent, "", fwidth,
"Depth:",
bt2->depth);
HDfprintf(stream, "%*s%-*s %Hu\n", indent, "", fwidth,
"Number of records in tree:",
bt2->root.all_nrec);
HDfprintf(stream, "%*s%-*s %u\n", indent, "", fwidth,
"Number of records in root node:",
bt2->root.node_nrec);
HDfprintf(stream, "%*s%-*s %a\n", indent, "", fwidth,
"Address of root node:",
bt2->root.addr);
HDfprintf(stream, "%*s%-*s %Zu\n", indent, "", fwidth,
"Max. number of records per internal node:",
shared->internal_nrec);
HDfprintf(stream, "%*s%-*s %Zu\n", indent, "", fwidth,
"Max. number of records per leaf node:",
shared->leaf_nrec);
HDfprintf(stream, "%*s%-*s %u\n", indent, "", fwidth,
"Split percent:",
shared->split_percent);
HDfprintf(stream, "%*s%-*s %u\n", indent, "", fwidth,
"Merge percent:",
shared->merge_percent);
HDfprintf(stream, "%*s%-*s %Zu\n", indent, "", fwidth,
"Internal records to split at:",
shared->split_int_nrec);
HDfprintf(stream, "%*s%-*s %Zu\n", indent, "", fwidth,
"Leaf records to split at:",
shared->split_leaf_nrec);
HDfprintf(stream, "%*s%-*s %Zu\n", indent, "", fwidth,
"Internal records to merge at:",
shared->merge_int_nrec);
HDfprintf(stream, "%*s%-*s %Zu\n", indent, "", fwidth,
"Leaf records to merge at:",
shared->merge_leaf_nrec);
done:
if (bt2 && H5AC_unprotect(f, dxpl_id, H5AC_BT2_HDR, addr, bt2, H5AC__NO_FLAGS_SET) < 0)
HDONE_ERROR(H5E_BTREE, H5E_PROTECT, FAIL, "unable to release B-tree header")
FUNC_LEAVE_NOAPI(ret_value)
}
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