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 2005 Sun Microsystems, Inc. All rights reserved. 24 * Use is subject to license terms. 25 */ 26 27 #include <mdb/mdb_modapi.h> 28 #include <sys/types.h> 29 #include <sys/contract_impl.h> 30 31 int 32 ct_walk_init(mdb_walk_state_t *wsp) 33 { 34 if (wsp->walk_addr != 0) { 35 wsp->walk_addr = wsp->walk_addr + 36 OFFSETOF(ct_type_t, ct_type_avl); 37 } else { 38 GElf_Sym sym; 39 if (mdb_lookup_by_name("contract_avl", &sym)) { 40 mdb_warn("failed to read contract_avl"); 41 return (WALK_ERR); 42 } 43 wsp->walk_addr = sym.st_value; 44 } 45 46 if (mdb_layered_walk("avl", wsp) == -1) 47 return (WALK_ERR); 48 49 return (WALK_NEXT); 50 } 51 52 int 53 ct_event_walk_init(mdb_walk_state_t *wsp) 54 { 55 if (wsp->walk_addr == 0) { 56 mdb_warn("ct_event walker requires ct_equeue address\n"); 57 return (WALK_ERR); 58 } 59 60 wsp->walk_addr = wsp->walk_addr + 61 OFFSETOF(ct_equeue_t, ctq_events); 62 63 if (mdb_layered_walk("list", wsp) == -1) 64 return (WALK_ERR); 65 66 return (WALK_NEXT); 67 } 68 69 int 70 ct_listener_walk_init(mdb_walk_state_t *wsp) 71 { 72 if (wsp->walk_addr == 0) { 73 mdb_warn("ct_listener walker requires ct_equeue address\n"); 74 return (WALK_ERR); 75 } 76 77 wsp->walk_addr = wsp->walk_addr + 78 OFFSETOF(ct_equeue_t, ctq_listeners); 79 80 if (mdb_layered_walk("list", wsp) == -1) 81 return (WALK_ERR); 82 83 return (WALK_NEXT); 84 } 85 86 87 /* ARGSUSED */ 88 int 89 cmd_contract(uintptr_t addr, uint_t flags, int argc, const mdb_arg_t *argv) 90 { 91 contract_t ct; 92 ct_type_t ctt; 93 char str[32]; 94 95 if (!(flags & DCMD_ADDRSPEC)) { 96 if (mdb_walk_dcmd("contract", "contract", argc, argv) == -1) { 97 mdb_warn("can't walk 'contract'"); 98 return (DCMD_ERR); 99 } 100 return (DCMD_OK); 101 } 102 103 if (DCMD_HDRSPEC(flags)) 104 mdb_printf("%<u>%?s %8s %8s %8s %?s %?s%</u>\n", 105 "ADDR", "ID", "TYPE", "STATE", "OWNER", "REGENT"); 106 107 if (mdb_vread(&ct, sizeof (ct), addr) != sizeof (ct)) { 108 mdb_warn("error reading contract_t at %p", addr); 109 return (DCMD_ERR); 110 } 111 if (mdb_vread(&ctt, sizeof (ctt), (uintptr_t)ct.ct_type) != 112 sizeof (ctt)) { 113 mdb_warn("error reading ct_type_t at %p", ct.ct_type); 114 return (DCMD_ERR); 115 } 116 if (mdb_readstr(str, sizeof (str), (uintptr_t)ctt.ct_type_name) == -1) { 117 mdb_warn("error reading contract type name at %p", 118 ctt.ct_type_name); 119 return (DCMD_ERR); 120 } 121 122 mdb_printf("%0?p %8d %8s %8s %?p %?p\n", addr, ct.ct_id, str, 123 (ct.ct_state == CTS_OWNED) ? "owned" : 124 (ct.ct_state == CTS_INHERITED) ? "inherit" : 125 (ct.ct_state == CTS_ORPHAN) ? "orphan" : "dead", 126 ct.ct_owner, ct.ct_regent); 127 128 return (DCMD_OK); 129 } 130 131 const mdb_bitmask_t ct_event_flags[] = { 132 { "ACK", CTE_ACK, CTE_ACK }, 133 { "INFO", CTE_INFO, CTE_INFO }, 134 { "NEG", CTE_NEG, CTE_NEG }, 135 { NULL } 136 }; 137 138 139 /* ARGSUSED */ 140 int 141 cmd_ctevent(uintptr_t addr, uint_t flags, int argc, const mdb_arg_t *argv) 142 { 143 ct_kevent_t cte; 144 145 if (!(flags & DCMD_ADDRSPEC)) 146 return (DCMD_USAGE); 147 148 if (DCMD_HDRSPEC(flags)) 149 mdb_printf("%<u>%12s %8s %12s %6s %12s %12s %s%</u>\n", 150 "ADDR", "ID", "CONTRACT", "TYPE", "DATA", "GDATA", "FLAGS"); 151 152 if (mdb_vread(&cte, sizeof (cte), addr) != sizeof (cte)) { 153 mdb_warn("error reading ct_kevent_t at %p", addr); 154 return (DCMD_ERR); 155 } 156 157 mdb_printf("%12p %8llu %12p %6d %12p %12p %b\n", addr, cte.cte_id, 158 cte.cte_contract, cte.cte_type, cte.cte_data, cte.cte_gdata, 159 cte.cte_flags, ct_event_flags); 160 161 return (DCMD_OK); 162 } 163 164 typedef struct findct_data { 165 uintptr_t fc_ctid; 166 uintptr_t fc_addr; 167 boolean_t fc_found; 168 } findct_data_t; 169 170 static int 171 findct(uintptr_t addr, contract_t *ct, findct_data_t *arg) 172 { 173 if (ct->ct_id == arg->fc_ctid) { 174 arg->fc_found = B_TRUE; 175 arg->fc_addr = addr; 176 return (WALK_DONE); 177 } 178 179 return (WALK_NEXT); 180 } 181 182 /* ARGSUSED */ 183 int 184 cmd_ctid(uintptr_t addr, uint_t flags, int argc, const mdb_arg_t *argv) 185 { 186 findct_data_t fcdata; 187 188 if (!(flags & DCMD_ADDRSPEC)) 189 return (DCMD_USAGE); 190 191 fcdata.fc_ctid = addr; 192 fcdata.fc_found = B_FALSE; 193 if (mdb_walk("contract", (mdb_walk_cb_t)findct, &fcdata) == -1 || 194 !fcdata.fc_found) 195 return (DCMD_ERR); 196 197 mdb_printf("%lr", fcdata.fc_addr); 198 199 return (DCMD_OK); 200 } 201