hdf5/src/H5Fdbg.c

/* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * *
 * Copyright by The HDF Group.                                               *
 * 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://hdfgroup.org/HDF5/doc/Copyright.html.  If you do not have          *
 * access to either file, you may request a copy from help@hdfgroup.org.     *
 * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * */

/* Programmer:  Quincey Koziol <koziol@ncsa.uiuc.edu>
 *              Wednesday, July 9, 2003
 *
 * Purpose:	File object debugging functions.
 */

#define H5F_PACKAGE		/*suppress error about including H5Fpkg	  */
#define H5G_PACKAGE		/*suppress error about including H5Gpkg   */


#include "H5private.h"		/* Generic Functions			*/
#include "H5Eprivate.h"		/* Error handling		        */
#include "H5Fpkg.h"             /* File access				*/
#include "H5Gpkg.h"		/* Groups		  		*/
#include "H5Iprivate.h"		/* ID Functions		                */
#include "H5Pprivate.h"		/* Property lists			*/


/*-------------------------------------------------------------------------
 * Function:	H5F_debug
 *
 * Purpose:	Prints a file header to the specified stream.  Each line
 *		is indented and the field name occupies the specified width
 *		number of characters.
 *
 * Return:	Non-negative on success/Negative on failure
 *
 * Programmer:	Robb Matzke
 *		matzke@llnl.gov
 *		Aug  1 1997
 *
 *-------------------------------------------------------------------------
 */
herr_t
H5F_debug(H5F_t *f, FILE *stream, int indent, int fwidth)
{
    H5P_genplist_t *plist;              /* File creation property list */
    hsize_t userblock_size;             /* Userblock size */
    unsigned super_vers;                /* Superblock version # */
    herr_t ret_value = SUCCEED;         /* Return value */

    FUNC_ENTER_NOAPI(H5F_debug, FAIL)

    /* check args */
    HDassert(f);
    HDassert(stream);
    HDassert(indent >= 0);
    HDassert(fwidth >= 0);

    /* Get property list */
    if(NULL == (plist = (H5P_genplist_t *)H5I_object(f->shared->fcpl_id)))
        HGOTO_ERROR(H5E_ARGS, H5E_BADTYPE, FAIL, "not a property list")

    /* Retrieve file creation properties */
    if(H5P_get(plist, H5F_CRT_USER_BLOCK_NAME, &userblock_size) < 0)
        HGOTO_ERROR(H5E_PLIST, H5E_CANTGET, FAIL, "can't get userblock size")
    if(H5P_get(plist, H5F_CRT_SUPER_VERS_NAME, &super_vers) < 0)
        HGOTO_ERROR(H5E_PLIST, H5E_CANTGET, FAIL, "can't get superblock version")

    /* debug */
    HDfprintf(stream, "%*sFile Super Block...\n", indent, "");

    HDfprintf(stream, "%*s%-*s %s\n", indent, "", fwidth,
	      "File name:", f->name);
    HDfprintf(stream, "%*s%-*s 0x%08x\n", indent, "", fwidth,
	      "File access flags", f->shared->flags);
    HDfprintf(stream, "%*s%-*s %u\n", indent, "", fwidth,
	      "File open reference count:", f->shared->nrefs);
    HDfprintf(stream, "%*s%-*s %a (abs)\n", indent, "", fwidth,
	      "Address of super block:", f->shared->base_addr);
    HDfprintf(stream, "%*s%-*s %Hu bytes\n", indent, "", fwidth,
	      "Size of userblock:", userblock_size);

    HDfprintf(stream, "%*s%-*s %u\n", indent, "", fwidth,
	      "Superblock version number:", super_vers);

    /* Hard-wired versions */
    HDfprintf(stream, "%*s%-*s %u\n", indent, "", fwidth,
	      "Free list version number:", (unsigned)HDF5_FREESPACE_VERSION);
    HDfprintf(stream, "%*s%-*s %u\n", indent, "", fwidth,
	      "Root group symbol table entry version number:", (unsigned)HDF5_OBJECTDIR_VERSION);
    HDfprintf(stream, "%*s%-*s %u\n", indent, "", fwidth,
	      "Shared header version number:", (unsigned)HDF5_SHAREDHEADER_VERSION);

    HDfprintf(stream, "%*s%-*s %u bytes\n", indent, "", fwidth,
	      "Size of file offsets (haddr_t type):", (unsigned) f->shared->sizeof_addr);
    HDfprintf(stream, "%*s%-*s %u bytes\n", indent, "", fwidth,
	      "Size of file lengths (hsize_t type):", (unsigned) f->shared->sizeof_size);
    HDfprintf(stream, "%*s%-*s %u\n", indent, "", fwidth,
	      "Symbol table leaf node 1/2 rank:", f->shared->sym_leaf_k);
    HDfprintf(stream, "%*s%-*s %u\n", indent, "", fwidth,
	      "Symbol table internal node 1/2 rank:", f->shared->btree_k[H5B_SNODE_ID]);
    HDfprintf(stream, "%*s%-*s 0x%02x\n", indent, "", fwidth,
	      "File status flags:", (unsigned)(f->shared->status_flags));
    HDfprintf(stream, "%*s%-*s %a (rel)\n", indent, "", fwidth,
	      "Superblock extension address:", f->shared->extension_addr);
    HDfprintf(stream, "%*s%-*s %a (rel)\n", indent, "", fwidth,
	      "Shared object header message table address:", f->shared->sohm_addr);
    HDfprintf(stream, "%*s%-*s %u\n", indent, "", fwidth,
	      "Shared object header message version number:", (unsigned) f->shared->sohm_vers);
    HDfprintf(stream, "%*s%-*s %u\n", indent, "", fwidth,
	      "Number of shared object header message indexes:", (unsigned) f->shared->sohm_nindexes);

    HDfprintf(stream, "%*s%-*s %a (rel)\n", indent, "", fwidth,
	      "Address of driver information block:", f->shared->driver_addr);

    HDfprintf(stream, "%*s%-*s %s\n", indent, "", fwidth,
	      "Root group symbol table entry:",
	      f->shared->root_grp ? "" : "(none)");
    if(f->shared->root_grp) {
        if(f->shared->root_ent) /* Use real root group symbol table entry */
            H5G_ent_debug(f, f->shared->root_ent, stream, indent + 3,
                MAX(0, fwidth - 3), NULL);
        else {
            H5O_loc_t *root_oloc;   /* Root object location */
            H5G_entry_t root_ent;   /* Constructed root symbol table entry */

            /* Reset the root group entry */
            H5G_ent_reset(&root_ent);

            /* Build up a simulated root group symbol table entry */
            root_oloc = H5G_oloc(f->shared->root_grp);
            HDassert(root_oloc);
            root_ent.type = H5G_NOTHING_CACHED;
            root_ent.header = root_oloc->addr;
            root_ent.file = f;

            /* Display root group symbol table entry info */
            H5G_ent_debug(f, &root_ent, stream, indent + 3, MAX(0, fwidth - 3), NULL);
        }
    } /* end if */

done:
    FUNC_LEAVE_NOAPI(ret_value)
} /* end H5F_debug() */