db_task_thread.h

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    1 /* 
    2  * Mach Operating System
    3  * Copyright (c) 1993,1991,1990 Carnegie Mellon University
    4  * All Rights Reserved.
    5  * 
    6  * Permission to use, copy, modify and distribute this software and its
    7  * documentation is hereby granted, provided that both the copyright
    8  * notice and this permission notice appear in all copies of the
    9  * software, derivative works or modified versions, and any portions
   10  * thereof, and that both notices appear in supporting documentation.
   11  * 
   12  * CARNEGIE MELLON ALLOWS FREE USE OF THIS SOFTWARE IN ITS "AS IS"
   13  * CONDITION.  CARNEGIE MELLON DISCLAIMS ANY LIABILITY OF ANY KIND FOR
   14  * ANY DAMAGES WHATSOEVER RESULTING FROM THE USE OF THIS SOFTWARE.
   15  * 
   16  * Carnegie Mellon requests users of this software to return to
   17  * 
   18  *  Software Distribution Coordinator  or  Software.Distribution@CS.CMU.EDU
   19  *  School of Computer Science
   20  *  Carnegie Mellon University
   21  *  Pittsburgh PA 15213-3890
   22  * 
   23  * any improvements or extensions that they make and grant Carnegie Mellon
   24  * the rights to redistribute these changes.
   25  */
   26 /*
   27  * HISTORY
   28  * $Log:        db_task_thread.h,v $
   29  * Revision 2.3  93/11/17  16:25:51  dbg
   30  *      Added ANSI function prototypes.
   31  *      [93/10/07            dbg]
   32  * 
   33  * Revision 2.2  91/10/09  16:03:18  af
   34  *      Created for task/thread handling.
   35  *      [91/08/29            tak]
   36  * 
   37  */
   38 
   39 #ifndef _DDB_DB_TASK_THREAD_H_
   40 #define _DDB_DB_TASK_THREAD_H_
   41 
   42 #include <kern/task.h>
   43 #include <kern/thread.h>
   44 #include <ddb/db_variables.h>
   45 
   46 
   47 #define db_current_task()                                               \
   48                 ((current_thread())? current_thread()->task: TASK_NULL)
   49 #define db_target_space(thread, user_space)                             \
   50                 ((!(user_space))? TASK_NULL:                            \
   51                 (thread)? (thread)->task: db_current_task())
   52 #define db_is_current_task(task)                                        \
   53                 ((task) == TASK_NULL || (task) == db_current_task())
   54 
   55 extern task_t   db_default_task;                /* default target task */
   56 extern thread_t db_default_thread;              /* default target thread */
   57 
   58 extern int
   59 db_lookup_task(
   60         task_t          target_task);
   61 
   62 extern int
   63 db_lookup_thread(
   64         thread_t        target_thread);
   65 
   66 extern int
   67 db_lookup_task_thread(
   68         task_t          task,
   69         thread_t        target_thread);
   70 
   71 extern boolean_t
   72 db_check_thread_address_valid(
   73         db_addr_t       address);
   74 
   75 extern boolean_t
   76 db_get_next_thread(
   77         thread_t        *threadp,
   78         int             position);
   79 
   80 extern void
   81 db_init_default_thread(void);
   82 
   83 extern void
   84 db_set_default_thread(
   85         struct db_variable      *vp,
   86         db_expr_t               *valuep,
   87         int                     rw_flag,
   88         db_var_aux_param_t      ap);
   89 
   90 extern void
   91 db_get_task_thread(
   92         struct db_variable      *vp,
   93         db_expr_t               *valuep,
   94         int                     rw_flag,
   95         db_var_aux_param_t      ap);
   96 
   97 #endif  /* _DDB_DB_TASK_THREAD_H_ */

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FreeBSD/Linux Kernel Cross Reference sys/ddb/db_task_thread.h

FreeBSD/Linux Kernel Cross Reference
sys/ddb/db_task_thread.h