1/* 2 * CDDL HEADER START 3 * 4 * The contents of this file are subject to the terms of the 5 * Common Development and Distribution License, Version 1.0 only 6 * (the "License"). You may not use this file except in compliance 7 * with the License. 8 * 9 * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE 10 * or http://www.opensolaris.org/os/licensing. 11 * See the License for the specific language governing permissions 12 * and limitations under the License. 13 * 14 * When distributing Covered Code, include this CDDL HEADER in each 15 * file and include the License file at usr/src/OPENSOLARIS.LICENSE. 16 * If applicable, add the following below this CDDL HEADER, with the 17 * fields enclosed by brackets "[]" replaced with your own identifying 18 * information: Portions Copyright [yyyy] [name of copyright owner] 19 * 20 * CDDL HEADER END 21 */ 22/* 23 * Copyright 2003 Sun Microsystems, Inc. All rights reserved. 24 * Use is subject to license terms. 25 */ 26#pragma ident "%Z%%M% %I% %E% SMI" 27 28#include "mdinclude.h" 29 30/* 31 * walk the namespace 32 */ 33/* ARGSUSED */ 34int 35namespace_walk_init(mdb_walk_state_t *wsp) 36{ 37 uintptr_t addr; 38 39 snarf_sets(); 40 wsp->walk_data = mdb_alloc(sizeof (int), UM_SLEEP); 41 /* cycle through sets, start with set 0 */ 42 *((int *)wsp->walk_data) = 0; 43 addr = (uintptr_t)mdset[0].s_nm; 44 45 wsp->walk_addr = addr; 46 return (WALK_NEXT); 47} 48 49int 50namespace_walk_step(mdb_walk_state_t *wsp) 51{ 52 int status; 53 struct nm_header_hdr hdr; 54 55 if (wsp->walk_addr == NULL) { 56 if (*((int *)wsp->walk_data) < md_nsets) { 57 *((int *)wsp->walk_data) += 1; 58 wsp->walk_addr = 59 (uintptr_t)mdset[*((int *)wsp->walk_data)].s_nm; 60 if (wsp->walk_addr == NULL) 61 return (WALK_NEXT); 62 } else { 63 return (WALK_DONE); 64 } 65 } 66 67 mdb_printf("Namespace for set number %d\n", *((int *)wsp->walk_data)); 68 if (mdb_vread(&hdr, sizeof (struct nm_header_hdr), wsp->walk_addr) != 69 sizeof (struct nm_header_hdr)) { 70 mdb_warn("failed to read nm_header_hdr at %p", 71 wsp->walk_addr); 72 return (WALK_DONE); 73 } 74 75 76 77 status = wsp->walk_callback(wsp->walk_addr, (&hdr)->hh_header, 78 wsp->walk_cbdata); 79 80 *((int *)wsp->walk_data) += 1; 81 wsp->walk_addr = (uintptr_t)mdset[*((int *)wsp->walk_data)].s_nm; 82 return (status); 83} 84 85void 86namespace_walk_fini(mdb_walk_state_t *wsp) 87{ 88 mdb_free(wsp->walk_data, sizeof (int)); 89} 90