/*
- * Copyright (c) 2000 Apple Computer, Inc. All rights reserved.
+ * Copyright (c) 2000-2007 Apple Inc. All rights reserved.
*
- * @APPLE_LICENSE_HEADER_START@
+ * @APPLE_OSREFERENCE_LICENSE_HEADER_START@
*
- * The contents of this file constitute Original Code as defined in and
- * are subject to the Apple Public Source License Version 1.1 (the
- * "License"). You may not use this file except in compliance with the
- * License. Please obtain a copy of the License at
- * http://www.apple.com/publicsource and read it before using this file.
+ * This file contains Original Code and/or Modifications of Original Code
+ * as defined in and that are subject to the Apple Public Source License
+ * Version 2.0 (the 'License'). You may not use this file except in
+ * compliance with the License. The rights granted to you under the License
+ * may not be used to create, or enable the creation or redistribution of,
+ * unlawful or unlicensed copies of an Apple operating system, or to
+ * circumvent, violate, or enable the circumvention or violation of, any
+ * terms of an Apple operating system software license agreement.
*
- * This Original Code and all software distributed under the License are
- * distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY KIND, EITHER
+ * Please obtain a copy of the License at
+ * http://www.opensource.apple.com/apsl/ and read it before using this file.
+ *
+ * The Original Code and all software distributed under the License are
+ * distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER
* EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
* INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
- * FITNESS FOR A PARTICULAR PURPOSE OR NON-INFRINGEMENT. Please see the
- * License for the specific language governing rights and limitations
- * under the License.
+ * FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT.
+ * Please see the License for the specific language governing rights and
+ * limitations under the License.
*
- * @APPLE_LICENSE_HEADER_END@
+ * @APPLE_OSREFERENCE_LICENSE_HEADER_END@
*/
/*
* @OSF_COPYRIGHT@
*/
-/*
- * HISTORY
- *
- * Revision 1.1.1.1 1998/09/22 21:05:48 wsanchez
- * Import of Mac OS X kernel (~semeria)
- *
- * Revision 1.1.1.1 1998/03/07 02:26:09 wsanchez
- * Import of OSF Mach kernel (~mburg)
- *
- * Revision 1.1.16.3 1996/01/09 19:16:26 devrcs
- * Make db_lookup_task_id() globally available (remove static).
- * Changed declarations of 'register foo' to 'register int foo'.
- * [1995/12/01 21:42:37 jfraser]
- *
- * Merged '64-bit safe' changes from DEC alpha port.
- * [1995/11/21 18:03:48 jfraser]
- *
- * Revision 1.1.16.2 1994/09/23 01:21:59 ezf
- * change marker to not FREE
- * [1994/09/22 21:11:09 ezf]
- *
- * Revision 1.1.16.1 1994/06/11 21:12:29 bolinger
- * Merge up to NMK17.2.
- * [1994/06/11 20:02:43 bolinger]
- *
- * Revision 1.1.14.1 1994/02/08 10:59:02 bernadat
- * Added support of DB_VAR_SHOW.
- * [93/08/12 paire]
- * [94/02/08 bernadat]
- *
- * Revision 1.1.12.3 1994/03/17 22:35:35 dwm
- * The infamous name change: thread_activation + thread_shuttle = thread.
- * [1994/03/17 21:25:50 dwm]
- *
- * Revision 1.1.12.2 1994/01/17 18:08:54 dwm
- * Add patchable integer force_act_lookup to force successful
- * lookup, to allow stack trace on orphaned act/thread pairs.
- * [1994/01/17 16:06:50 dwm]
- *
- * Revision 1.1.12.1 1994/01/12 17:50:52 dwm
- * Coloc: initial restructuring to follow Utah model.
- * [1994/01/12 17:13:23 dwm]
- *
- * Revision 1.1.3.3 1993/07/27 18:28:15 elliston
- * Add ANSI prototypes. CR #9523.
- * [1993/07/27 18:13:06 elliston]
- *
- * Revision 1.1.3.2 1993/06/02 23:12:39 jeffc
- * Added to OSF/1 R1.3 from NMK15.0.
- * [1993/06/02 20:57:24 jeffc]
- *
- * Revision 1.1 1992/09/30 02:01:27 robert
- * Initial revision
- *
- * $EndLog$
- */
-/* CMU_HIST */
-/*
- * Revision 2.2 91/10/09 16:03:04 af
- * Revision 2.1.3.1 91/10/05 13:07:50 jeffreyh
- * Created for task/thread handling.
- * [91/08/29 tak]
- *
- * Revision 2.1.3.1 91/10/05 13:07:50 jeffreyh
- * Created for task/thread handling.
- * [91/08/29 tak]
- *
- */
-/* CMU_ENDHIST */
/*
* Mach Operating System
* Copyright (c) 1991,1990 Carnegie Mellon University
#define DB_MAX_THREADID 0x10000 /* max # of threads in a task */
#define DB_MAX_PSETS 0x10000 /* max # of processor sets */
-task_t db_default_task; /* default target task */
-thread_act_t db_default_act; /* default target thr_act */
+task_t db_default_task = TASK_NULL; /* default target task */
+thread_t db_default_act = THREAD_NULL; /* default target thr_act */
*/
task_t db_lookup_task_id(register int task_id);
-static thread_act_t db_lookup_act_id(
+static thread_t db_lookup_act_id(
task_t task,
register int thread_id);
{
register task_t task;
register int task_id;
- register processor_set_t pset = &default_pset;
- register int npset = 0;
task_id = 0;
- if (npset++ >= DB_MAX_PSETS)
+ if (queue_first(&tasks) == 0)
return(-1);
- if (queue_first(&pset->tasks) == 0)
- return(-1);
- queue_iterate(&pset->tasks, task, task_t, pset_tasks) {
+ queue_iterate(&tasks, task, task_t, tasks) {
if (target_task == task)
return(task_id);
if (task_id++ >= DB_MAX_TASKID)
int
db_lookup_task_act(
task_t task,
- thread_act_t target_act)
+ thread_t target_act)
{
- register thread_act_t thr_act;
+ register thread_t thr_act;
register int act_id;
act_id = 0;
- if (queue_first(&task->thr_acts) == 0)
+ if (queue_first(&task->threads) == 0)
return(-1);
- queue_iterate(&task->thr_acts, thr_act, thread_act_t, thr_acts) {
+ queue_iterate(&task->threads, thr_act, thread_t, task_threads) {
if (target_act == thr_act)
return(act_id);
if (act_id++ >= DB_MAX_THREADID)
* as the thread id.
*/
int
-db_lookup_act(thread_act_t target_act)
+db_lookup_act(thread_t target_act)
{
register int act_id;
register task_t task;
- register processor_set_t pset = &default_pset;
register int ntask = 0;
- register int npset = 0;
- if (npset++ >= DB_MAX_PSETS)
- return(-1);
- if (queue_first(&pset->tasks) == 0)
+ if (queue_first(&tasks) == 0)
return(-1);
- queue_iterate(&pset->tasks, task, task_t, pset_tasks) {
+ queue_iterate(&tasks, task, task_t, tasks) {
if (ntask++ > DB_MAX_TASKID)
return(-1);
- if (task->thr_act_count == 0)
+ if (task->thread_count == 0)
continue;
act_id = db_lookup_task_act(task, target_act);
if (act_id >= 0)
*/
int force_act_lookup = 0;
boolean_t
-db_check_act_address_valid(thread_act_t thr_act)
+db_check_act_address_valid(thread_t thr_act)
{
if (!force_act_lookup && db_lookup_act(thr_act) < 0) {
db_printf("Bad thr_act address 0x%x\n", thr_act);
* convert task_id(queue postion) to task address
*/
task_t
-db_lookup_task_id(register task_id)
+db_lookup_task_id(int task_id)
{
register task_t task;
- register processor_set_t pset = &default_pset;
- register int npset = 0;
if (task_id > DB_MAX_TASKID)
return(TASK_NULL);
- if (npset++ >= DB_MAX_PSETS)
- return(TASK_NULL);
- if (queue_first(&pset->tasks) == 0)
+ if (queue_first(&tasks) == 0)
return(TASK_NULL);
- queue_iterate(&pset->tasks, task, task_t, pset_tasks) {
+ queue_iterate(&tasks, task, task_t, tasks) {
if (task_id-- <= 0)
return(task);
}
/*
* convert (task_id, act_id) pair to thr_act address
*/
-static thread_act_t
+static thread_t
db_lookup_act_id(
task_t task,
register int act_id)
{
- register thread_act_t thr_act;
+ register thread_t thr_act;
if (act_id > DB_MAX_THREADID)
- return(THR_ACT_NULL);
- if (queue_first(&task->thr_acts) == 0)
- return(THR_ACT_NULL);
- queue_iterate(&task->thr_acts, thr_act, thread_act_t, thr_acts) {
+ return(THREAD_NULL);
+ if (queue_first(&task->threads) == 0)
+ return(THREAD_NULL);
+ queue_iterate(&task->threads, thr_act, thread_t, task_threads) {
if (act_id-- <= 0)
return(thr_act);
}
- return(THR_ACT_NULL);
+ return(THREAD_NULL);
}
/*
*/
boolean_t
db_get_next_act(
- thread_act_t *actp,
+ thread_t *actp,
int position)
{
db_expr_t value;
- thread_act_t thr_act;
+ thread_t thr_act;
- *actp = THR_ACT_NULL;
+ *actp = THREAD_NULL;
if (db_expression(&value)) {
- thr_act = (thread_act_t) value;
+ thr_act = (thread_t)(unsigned long)value;
if (!db_check_act_address_valid(thr_act)) {
db_flush_lex();
return(FALSE);
db_init_default_act(void)
{
if (db_lookup_act(db_default_act) < 0) {
- db_default_act = THR_ACT_NULL;
+ db_default_act = THREAD_NULL;
db_default_task = TASK_NULL;
} else
db_default_task = db_default_act->task;
* in the command line
*/
int
-db_set_default_act(
- struct db_variable *vp,
- db_expr_t *valuep,
- int flag,
- db_var_aux_param_t ap) /* unused */
+db_set_default_act(__unused struct db_variable *vp, db_expr_t *valuep,
+ int flag, __unused db_var_aux_param_t ap)
{
- thread_act_t thr_act;
+ thread_t thr_act;
int task_id;
int act_id;
}
if (flag != DB_VAR_SET) {
- *valuep = (db_expr_t) db_default_act;
+ *valuep = (db_expr_t)(unsigned long)db_default_act;
return(0);
}
- thr_act = (thread_act_t) *valuep;
- if (thr_act != THR_ACT_NULL && !db_check_act_address_valid(thr_act))
+ thr_act = (thread_t)(unsigned long)*valuep;
+ if (thr_act != THREAD_NULL && !db_check_act_address_valid(thr_act))
db_error(0);
/* NOTREACHED */
db_default_act = thr_act;
* convert $taskXXX[.YYY] type DDB variable to task or thread address
*/
int
-db_get_task_act(
- struct db_variable *vp,
- db_expr_t *valuep,
- int flag,
- db_var_aux_param_t ap)
+db_get_task_act(__unused struct db_variable *vp, db_expr_t *valuep, int flag,
+ db_var_aux_param_t ap)
{
task_t task;
- thread_act_t thr_act;
+ thread_t thr_act;
int task_id;
if (flag == DB_VAR_SHOW) {
/* NOTREACHED */
}
if (ap->level <= 1) {
- *valuep = (db_expr_t) task;
+ *valuep = (db_expr_t)(unsigned long)task;
return(0);
}
- if ((thr_act = db_lookup_act_id(task, ap->suffix[1])) == THR_ACT_NULL){
+ if ((thr_act = db_lookup_act_id(task, ap->suffix[1])) == THREAD_NULL){
db_printf("no such thr_act($task%d.%d)\n",
ap->suffix[0], ap->suffix[1]);
db_error(0);
/* NOTREACHED */
}
- *valuep = (db_expr_t) thr_act;
+ *valuep = (db_expr_t)(unsigned long)thr_act;
return(0);
}
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