/*
* CDDL HEADER START
*
* The contents of this file are subject to the terms of the
* Common Development and Distribution License, Version 1.0 only
* (the "License"). You may not use this file except in compliance
* with the License.
*
* You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
* or http://www.opensolaris.org/os/licensing.
* See the License for the specific language governing permissions
* and limitations under the License.
*
* When distributing Covered Code, include this CDDL HEADER in each
* file and include the License file at usr/src/OPENSOLARIS.LICENSE.
* If applicable, add the following below this CDDL HEADER, with the
* fields enclosed by brackets "[]" replaced with your own identifying
* information: Portions Copyright [yyyy] [name of copyright owner]
*
* CDDL HEADER END
*/
/*
* Copyright 2003 Sun Microsystems, Inc. All rights reserved.
* Use is subject to license terms.
*/
#pragma ident "%Z%%M% %I% %E% SMI"
#include "mdinclude.h"
/*
* walk the namespace
*/
/* ARGSUSED */
int
namespace_walk_init(mdb_walk_state_t *wsp)
{
uintptr_t addr;
snarf_sets();
wsp->walk_data = mdb_alloc(sizeof (int), UM_SLEEP);
/* cycle through sets, start with set 0 */
*((int *)wsp->walk_data) = 0;
addr = (uintptr_t)mdset[0].s_nm;
wsp->walk_addr = addr;
return (WALK_NEXT);
}
int
namespace_walk_step(mdb_walk_state_t *wsp)
{
int status;
struct nm_header_hdr hdr;
if (wsp->walk_addr == NULL) {
if (*((int *)wsp->walk_data) < md_nsets) {
*((int *)wsp->walk_data) += 1;
wsp->walk_addr =
(uintptr_t)mdset[*((int *)wsp->walk_data)].s_nm;
if (wsp->walk_addr == NULL)
return (WALK_NEXT);
} else {
return (WALK_DONE);
}
}
mdb_printf("Namespace for set number %d\n", *((int *)wsp->walk_data));
if (mdb_vread(&hdr, sizeof (struct nm_header_hdr), wsp->walk_addr) !=
sizeof (struct nm_header_hdr)) {
mdb_warn("failed to read nm_header_hdr at %p",
wsp->walk_addr);
return (WALK_DONE);
}
status = wsp->walk_callback(wsp->walk_addr, (&hdr)->hh_header,
wsp->walk_cbdata);
*((int *)wsp->walk_data) += 1;
wsp->walk_addr = (uintptr_t)mdset[*((int *)wsp->walk_data)].s_nm;
return (status);
}
void
namespace_walk_fini(mdb_walk_state_t *wsp)
{
mdb_free(wsp->walk_data, sizeof (int));
}