2 * Server-side process management
4 * Copyright (C) 1998 Alexandre Julliard
6 * This library is free software; you can redistribute it and/or
7 * modify it under the terms of the GNU Lesser General Public
8 * License as published by the Free Software Foundation; either
9 * version 2.1 of the License, or (at your option) any later version.
11 * This library is distributed in the hope that it will be useful,
12 * but WITHOUT ANY WARRANTY; without even the implied warranty of
13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
14 * Lesser General Public License for more details.
16 * You should have received a copy of the GNU Lesser General Public
17 * License along with this library; if not, write to the Free Software
18 * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
22 #include "wine/port.h"
32 #ifdef HAVE_SYS_SOCKET_H
33 # include <sys/socket.h>
41 #define WIN32_NO_STATUS
52 /* process structure */
54 static struct list process_list
= LIST_INIT(process_list
);
55 static int running_processes
, user_processes
;
56 static struct event
*shutdown_event
; /* signaled when shutdown starts */
57 static struct timeout_user
*shutdown_timeout
; /* timeout for server shutdown */
58 static int shutdown_stage
; /* current stage in the shutdown process */
60 /* process operations */
62 static void process_dump( struct object
*obj
, int verbose
);
63 static struct object_type
*process_get_type( struct object
*obj
);
64 static int process_signaled( struct object
*obj
, struct wait_queue_entry
*entry
);
65 static unsigned int process_map_access( struct object
*obj
, unsigned int access
);
66 static struct security_descriptor
*process_get_sd( struct object
*obj
);
67 static void process_poll_event( struct fd
*fd
, int event
);
68 static struct list
*process_get_kernel_obj_list( struct object
*obj
);
69 static void process_destroy( struct object
*obj
);
70 static void terminate_process( struct process
*process
, struct thread
*skip
, int exit_code
);
72 static const struct object_ops process_ops
=
74 sizeof(struct process
), /* size */
75 process_dump
, /* dump */
76 process_get_type
, /* get_type */
77 add_queue
, /* add_queue */
78 remove_queue
, /* remove_queue */
79 process_signaled
, /* signaled */
80 no_satisfied
, /* satisfied */
81 no_signal
, /* signal */
82 no_get_fd
, /* get_fd */
83 process_map_access
, /* map_access */
84 process_get_sd
, /* get_sd */
85 default_set_sd
, /* set_sd */
86 no_lookup_name
, /* lookup_name */
87 no_link_name
, /* link_name */
88 NULL
, /* unlink_name */
89 no_open_file
, /* open_file */
90 process_get_kernel_obj_list
, /* get_kernel_obj_list */
91 no_close_handle
, /* close_handle */
92 process_destroy
/* destroy */
95 static const struct fd_ops process_fd_ops
=
97 NULL
, /* get_poll_events */
98 process_poll_event
, /* poll_event */
100 NULL
, /* get_fd_type */
102 NULL
, /* queue_async */
103 NULL
, /* reselect_async */
104 NULL
/* cancel async */
107 /* process startup info */
111 struct object obj
; /* object header */
112 struct process
*process
; /* created process */
113 data_size_t info_size
; /* size of startup info */
114 data_size_t data_size
; /* size of whole startup data */
115 startup_info_t
*data
; /* data for startup info */
118 static void startup_info_dump( struct object
*obj
, int verbose
);
119 static int startup_info_signaled( struct object
*obj
, struct wait_queue_entry
*entry
);
120 static void startup_info_destroy( struct object
*obj
);
122 static const struct object_ops startup_info_ops
=
124 sizeof(struct startup_info
), /* size */
125 startup_info_dump
, /* dump */
126 no_get_type
, /* get_type */
127 add_queue
, /* add_queue */
128 remove_queue
, /* remove_queue */
129 startup_info_signaled
, /* signaled */
130 no_satisfied
, /* satisfied */
131 no_signal
, /* signal */
132 no_get_fd
, /* get_fd */
133 no_map_access
, /* map_access */
134 default_get_sd
, /* get_sd */
135 default_set_sd
, /* set_sd */
136 no_lookup_name
, /* lookup_name */
137 no_link_name
, /* link_name */
138 NULL
, /* unlink_name */
139 no_open_file
, /* open_file */
140 no_kernel_obj_list
, /* get_kernel_obj_list */
141 no_close_handle
, /* close_handle */
142 startup_info_destroy
/* destroy */
147 static void job_dump( struct object
*obj
, int verbose
);
148 static struct object_type
*job_get_type( struct object
*obj
);
149 static int job_signaled( struct object
*obj
, struct wait_queue_entry
*entry
);
150 static unsigned int job_map_access( struct object
*obj
, unsigned int access
);
151 static int job_close_handle( struct object
*obj
, struct process
*process
, obj_handle_t handle
);
152 static void job_destroy( struct object
*obj
);
156 struct object obj
; /* object header */
157 struct list process_list
; /* list of all processes */
158 int num_processes
; /* count of running processes */
159 unsigned int limit_flags
; /* limit flags */
160 int terminating
; /* job is terminating */
161 int signaled
; /* job is signaled */
162 struct completion
*completion_port
; /* associated completion port */
163 apc_param_t completion_key
; /* key to send with completion messages */
166 static const struct object_ops job_ops
=
168 sizeof(struct job
), /* size */
170 job_get_type
, /* get_type */
171 add_queue
, /* add_queue */
172 remove_queue
, /* remove_queue */
173 job_signaled
, /* signaled */
174 no_satisfied
, /* satisfied */
175 no_signal
, /* signal */
176 no_get_fd
, /* get_fd */
177 job_map_access
, /* map_access */
178 default_get_sd
, /* get_sd */
179 default_set_sd
, /* set_sd */
180 no_lookup_name
, /* lookup_name */
181 directory_link_name
, /* link_name */
182 default_unlink_name
, /* unlink_name */
183 no_open_file
, /* open_file */
184 no_kernel_obj_list
, /* get_kernel_obj_list */
185 job_close_handle
, /* close_handle */
186 job_destroy
/* destroy */
189 static struct job
*create_job_object( struct object
*root
, const struct unicode_str
*name
,
190 unsigned int attr
, const struct security_descriptor
*sd
)
194 if ((job
= create_named_object( root
, &job_ops
, name
, attr
, sd
)))
196 if (get_error() != STATUS_OBJECT_NAME_EXISTS
)
198 /* initialize it if it didn't already exist */
199 list_init( &job
->process_list
);
200 job
->num_processes
= 0;
201 job
->limit_flags
= 0;
202 job
->terminating
= 0;
204 job
->completion_port
= NULL
;
205 job
->completion_key
= 0;
211 static struct job
*get_job_obj( struct process
*process
, obj_handle_t handle
, unsigned int access
)
213 return (struct job
*)get_handle_obj( process
, handle
, access
, &job_ops
);
216 static struct object_type
*job_get_type( struct object
*obj
)
218 static const WCHAR name
[] = {'J','o','b'};
219 static const struct unicode_str str
= { name
, sizeof(name
) };
220 return get_object_type( &str
);
223 static unsigned int job_map_access( struct object
*obj
, unsigned int access
)
225 if (access
& GENERIC_READ
) access
|= STANDARD_RIGHTS_READ
;
226 if (access
& GENERIC_WRITE
) access
|= STANDARD_RIGHTS_WRITE
;
227 if (access
& GENERIC_EXECUTE
) access
|= STANDARD_RIGHTS_EXECUTE
;
228 if (access
& GENERIC_ALL
) access
|= JOB_OBJECT_ALL_ACCESS
;
229 return access
& ~(GENERIC_READ
| GENERIC_WRITE
| GENERIC_EXECUTE
| GENERIC_ALL
);
232 static void add_job_completion( struct job
*job
, apc_param_t msg
, apc_param_t pid
)
234 if (job
->completion_port
)
235 add_completion( job
->completion_port
, job
->completion_key
, pid
, STATUS_SUCCESS
, msg
);
238 static void add_job_process( struct job
*job
, struct process
*process
)
240 process
->job
= (struct job
*)grab_object( job
);
241 list_add_tail( &job
->process_list
, &process
->job_entry
);
242 job
->num_processes
++;
244 add_job_completion( job
, JOB_OBJECT_MSG_NEW_PROCESS
, get_process_id(process
) );
247 /* called when a process has terminated, allow one additional process */
248 static void release_job_process( struct process
*process
)
250 struct job
*job
= process
->job
;
254 assert( job
->num_processes
);
255 job
->num_processes
--;
257 if (!job
->terminating
)
258 add_job_completion( job
, JOB_OBJECT_MSG_EXIT_PROCESS
, get_process_id(process
) );
260 if (!job
->num_processes
)
261 add_job_completion( job
, JOB_OBJECT_MSG_ACTIVE_PROCESS_ZERO
, 0 );
264 static void terminate_job( struct job
*job
, int exit_code
)
266 /* don't report completion events for terminated processes */
267 job
->terminating
= 1;
269 for (;;) /* restart from the beginning of the list every time */
271 struct process
*process
;
273 /* find the first process associated with this job and still running */
274 LIST_FOR_EACH_ENTRY( process
, &job
->process_list
, struct process
, job_entry
)
276 if (process
->running_threads
) break;
278 if (&process
->job_entry
== &job
->process_list
) break; /* no process found */
279 assert( process
->job
== job
);
280 terminate_process( process
, NULL
, exit_code
);
283 job
->terminating
= 0;
285 wake_up( &job
->obj
, 0 );
288 static int job_close_handle( struct object
*obj
, struct process
*process
, obj_handle_t handle
)
290 struct job
*job
= (struct job
*)obj
;
291 assert( obj
->ops
== &job_ops
);
293 if (obj
->handle_count
== 1) /* last handle */
295 if (job
->limit_flags
& JOB_OBJECT_LIMIT_KILL_ON_JOB_CLOSE
)
296 terminate_job( job
, 0 );
301 static void job_destroy( struct object
*obj
)
303 struct job
*job
= (struct job
*)obj
;
304 assert( obj
->ops
== &job_ops
);
306 assert( !job
->num_processes
);
307 assert( list_empty(&job
->process_list
) );
309 if (job
->completion_port
) release_object( job
->completion_port
);
312 static void job_dump( struct object
*obj
, int verbose
)
314 struct job
*job
= (struct job
*)obj
;
315 assert( obj
->ops
== &job_ops
);
316 fprintf( stderr
, "Job processes=%d\n", list_count(&job
->process_list
) );
319 static int job_signaled( struct object
*obj
, struct wait_queue_entry
*entry
)
321 struct job
*job
= (struct job
*)obj
;
322 return job
->signaled
;
327 void *ptr
; /* entry ptr */
328 unsigned int next
; /* next free entry */
331 static struct ptid_entry
*ptid_entries
; /* array of ptid entries */
332 static unsigned int used_ptid_entries
; /* number of entries in use */
333 static unsigned int alloc_ptid_entries
; /* number of allocated entries */
334 static unsigned int next_free_ptid
; /* next free entry */
335 static unsigned int last_free_ptid
; /* last free entry */
336 static unsigned int num_free_ptids
; /* number of free ptids */
338 static void kill_all_processes(void);
340 #define PTID_OFFSET 8 /* offset for first ptid value */
342 static unsigned int index_from_ptid(unsigned int id
) { return id
/ 4; }
343 static unsigned int ptid_from_index(unsigned int index
) { return index
* 4; }
345 /* allocate a new process or thread id */
346 unsigned int alloc_ptid( void *ptr
)
348 struct ptid_entry
*entry
;
351 if (used_ptid_entries
< alloc_ptid_entries
)
353 index
= used_ptid_entries
+ PTID_OFFSET
;
354 entry
= &ptid_entries
[used_ptid_entries
++];
356 else if (next_free_ptid
&& num_free_ptids
>= 256)
358 index
= next_free_ptid
;
359 entry
= &ptid_entries
[index
- PTID_OFFSET
];
360 if (!(next_free_ptid
= entry
->next
)) last_free_ptid
= 0;
363 else /* need to grow the array */
365 unsigned int count
= alloc_ptid_entries
+ (alloc_ptid_entries
/ 2);
366 if (!count
) count
= 512;
367 if (!(entry
= realloc( ptid_entries
, count
* sizeof(*entry
) )))
369 set_error( STATUS_NO_MEMORY
);
372 ptid_entries
= entry
;
373 alloc_ptid_entries
= count
;
374 index
= used_ptid_entries
+ PTID_OFFSET
;
375 entry
= &ptid_entries
[used_ptid_entries
++];
379 return ptid_from_index( index
);
382 /* free a process or thread id */
383 void free_ptid( unsigned int id
)
385 unsigned int index
= index_from_ptid( id
);
386 struct ptid_entry
*entry
= &ptid_entries
[index
- PTID_OFFSET
];
391 /* append to end of free list so that we don't reuse it too early */
392 if (last_free_ptid
) ptid_entries
[last_free_ptid
- PTID_OFFSET
].next
= index
;
393 else next_free_ptid
= index
;
394 last_free_ptid
= index
;
398 /* retrieve the pointer corresponding to a process or thread id */
399 void *get_ptid_entry( unsigned int id
)
401 unsigned int index
= index_from_ptid( id
);
402 if (index
< PTID_OFFSET
) return NULL
;
403 if (index
- PTID_OFFSET
>= used_ptid_entries
) return NULL
;
404 return ptid_entries
[index
- PTID_OFFSET
].ptr
;
407 /* return the main thread of the process */
408 struct thread
*get_process_first_thread( struct process
*process
)
410 struct list
*ptr
= list_head( &process
->thread_list
);
411 if (!ptr
) return NULL
;
412 return LIST_ENTRY( ptr
, struct thread
, proc_entry
);
415 /* set the state of the process startup info */
416 static void set_process_startup_state( struct process
*process
, enum startup_state state
)
418 if (process
->startup_state
== STARTUP_IN_PROGRESS
) process
->startup_state
= state
;
419 if (process
->startup_info
)
421 wake_up( &process
->startup_info
->obj
, 0 );
422 release_object( process
->startup_info
);
423 process
->startup_info
= NULL
;
427 /* callback for server shutdown */
428 static void server_shutdown_timeout( void *arg
)
430 shutdown_timeout
= NULL
;
431 if (!running_processes
)
433 close_master_socket( 0 );
436 switch(++shutdown_stage
)
438 case 1: /* signal system processes to exit */
439 if (debug_level
) fprintf( stderr
, "wineserver: shutting down\n" );
440 if (shutdown_event
) set_event( shutdown_event
);
441 shutdown_timeout
= add_timeout_user( 2 * -TICKS_PER_SEC
, server_shutdown_timeout
, NULL
);
442 close_master_socket( 4 * -TICKS_PER_SEC
);
444 case 2: /* now forcibly kill all processes (but still wait for SIGKILL timeouts) */
445 kill_all_processes();
450 /* forced shutdown, used for wineserver -k */
451 void shutdown_master_socket(void)
453 kill_all_processes();
455 if (shutdown_timeout
)
457 remove_timeout_user( shutdown_timeout
);
458 shutdown_timeout
= NULL
;
460 close_master_socket( 2 * -TICKS_PER_SEC
); /* for SIGKILL timeouts */
463 /* final cleanup once we are sure a process is really dead */
464 static void process_died( struct process
*process
)
466 if (debug_level
) fprintf( stderr
, "%04x: *process killed*\n", process
->id
);
467 if (!process
->is_system
)
469 if (!--user_processes
&& !shutdown_stage
&& master_socket_timeout
!= TIMEOUT_INFINITE
)
470 shutdown_timeout
= add_timeout_user( master_socket_timeout
, server_shutdown_timeout
, NULL
);
472 release_object( process
);
473 if (!--running_processes
&& shutdown_stage
) close_master_socket( 0 );
476 /* callback for process sigkill timeout */
477 static void process_sigkill( void *private )
479 struct process
*process
= private;
481 process
->sigkill_timeout
= NULL
;
482 kill( process
->unix_pid
, SIGKILL
);
483 process_died( process
);
486 /* start the sigkill timer for a process upon exit */
487 static void start_sigkill_timer( struct process
*process
)
489 grab_object( process
);
490 if (process
->unix_pid
!= -1 && process
->msg_fd
)
491 process
->sigkill_timeout
= add_timeout_user( -TICKS_PER_SEC
, process_sigkill
, process
);
493 process_died( process
);
496 /* create a new process */
497 /* if the function fails the fd is closed */
498 struct process
*create_process( int fd
, struct process
*parent
, int inherit_all
,
499 const struct security_descriptor
*sd
)
501 struct process
*process
;
503 if (!(process
= alloc_object( &process_ops
)))
508 process
->parent_id
= 0;
509 process
->debugger
= NULL
;
510 process
->debug_event
= NULL
;
511 process
->handles
= NULL
;
512 process
->msg_fd
= NULL
;
513 process
->sigkill_timeout
= NULL
;
514 process
->unix_pid
= -1;
515 process
->exit_code
= STILL_ACTIVE
;
516 process
->running_threads
= 0;
517 process
->priority
= PROCESS_PRIOCLASS_NORMAL
;
518 process
->suspend
= 0;
519 process
->is_system
= 0;
520 process
->debug_children
= 1;
521 process
->is_terminating
= 0;
523 process
->console
= NULL
;
524 process
->startup_state
= STARTUP_IN_PROGRESS
;
525 process
->startup_info
= NULL
;
526 process
->idle_event
= NULL
;
527 process
->exe_file
= NULL
;
529 process
->ldt_copy
= 0;
530 process
->dir_cache
= NULL
;
531 process
->winstation
= 0;
532 process
->desktop
= 0;
533 process
->token
= NULL
;
534 process
->trace_data
= 0;
535 process
->rawinput_mouse
= NULL
;
536 process
->rawinput_kbd
= NULL
;
537 list_init( &process
->kernel_object
);
538 list_init( &process
->thread_list
);
539 list_init( &process
->locks
);
540 list_init( &process
->asyncs
);
541 list_init( &process
->classes
);
542 list_init( &process
->views
);
543 list_init( &process
->dlls
);
544 list_init( &process
->rawinput_devices
);
546 process
->end_time
= 0;
547 list_add_tail( &process_list
, &process
->entry
);
549 if (sd
&& !default_set_sd( &process
->obj
, sd
, OWNER_SECURITY_INFORMATION
| GROUP_SECURITY_INFORMATION
|
550 DACL_SECURITY_INFORMATION
| SACL_SECURITY_INFORMATION
))
555 if (!(process
->id
= process
->group_id
= alloc_ptid( process
)))
560 if (!(process
->msg_fd
= create_anonymous_fd( &process_fd_ops
, fd
, &process
->obj
, 0 ))) goto error
;
562 /* create the handle table */
565 process
->handles
= alloc_handle_table( process
, 0 );
566 process
->token
= token_create_admin();
567 process
->affinity
= ~0;
571 process
->parent_id
= parent
->id
;
572 process
->handles
= inherit_all
? copy_handle_table( process
, parent
)
573 : alloc_handle_table( process
, 0 );
574 /* Note: for security reasons, starting a new process does not attempt
575 * to use the current impersonation token for the new process */
576 process
->token
= token_duplicate( parent
->token
, TRUE
, 0, NULL
);
577 process
->affinity
= parent
->affinity
;
579 if (!process
->handles
|| !process
->token
) goto error
;
581 /* Assign a high security label to the token. The default would be medium
582 * but Wine provides admin access to all applications right now so high
583 * makes more sense for the time being. */
584 if (!token_assign_label( process
->token
, security_high_label_sid
))
587 set_fd_events( process
->msg_fd
, POLLIN
); /* start listening to events */
591 if (process
) release_object( process
);
592 /* if we failed to start our first process, close everything down */
593 if (!running_processes
&& master_socket_timeout
!= TIMEOUT_INFINITE
) close_master_socket( 0 );
597 /* initialize the current process and fill in the request */
598 data_size_t
init_process( struct thread
*thread
)
600 struct process
*process
= thread
->process
;
601 struct startup_info
*info
= process
->startup_info
;
604 return info
->data_size
;
607 /* destroy a process when its refcount is 0 */
608 static void process_destroy( struct object
*obj
)
610 struct process
*process
= (struct process
*)obj
;
611 assert( obj
->ops
== &process_ops
);
613 /* we can't have a thread remaining */
614 assert( list_empty( &process
->thread_list
));
615 assert( list_empty( &process
->asyncs
));
617 assert( !process
->sigkill_timeout
); /* timeout should hold a reference to the process */
619 close_process_handles( process
);
620 set_process_startup_state( process
, STARTUP_ABORTED
);
624 list_remove( &process
->job_entry
);
625 release_object( process
->job
);
627 if (process
->console
) release_object( process
->console
);
628 if (process
->msg_fd
) release_object( process
->msg_fd
);
629 list_remove( &process
->entry
);
630 if (process
->idle_event
) release_object( process
->idle_event
);
631 if (process
->exe_file
) release_object( process
->exe_file
);
632 if (process
->id
) free_ptid( process
->id
);
633 if (process
->token
) release_object( process
->token
);
634 free( process
->dir_cache
);
637 /* dump a process on stdout for debugging purposes */
638 static void process_dump( struct object
*obj
, int verbose
)
640 struct process
*process
= (struct process
*)obj
;
641 assert( obj
->ops
== &process_ops
);
643 fprintf( stderr
, "Process id=%04x handles=%p\n", process
->id
, process
->handles
);
646 static struct object_type
*process_get_type( struct object
*obj
)
648 static const WCHAR name
[] = {'P','r','o','c','e','s','s'};
649 static const struct unicode_str str
= { name
, sizeof(name
) };
650 return get_object_type( &str
);
653 static int process_signaled( struct object
*obj
, struct wait_queue_entry
*entry
)
655 struct process
*process
= (struct process
*)obj
;
656 return !process
->running_threads
;
659 static unsigned int process_map_access( struct object
*obj
, unsigned int access
)
661 if (access
& GENERIC_READ
) access
|= STANDARD_RIGHTS_READ
| PROCESS_QUERY_INFORMATION
| PROCESS_VM_READ
;
662 if (access
& GENERIC_WRITE
) access
|= STANDARD_RIGHTS_WRITE
| PROCESS_SET_QUOTA
| PROCESS_SET_INFORMATION
| PROCESS_SUSPEND_RESUME
|
663 PROCESS_VM_WRITE
| PROCESS_DUP_HANDLE
| PROCESS_CREATE_PROCESS
| PROCESS_CREATE_THREAD
| PROCESS_VM_OPERATION
;
664 if (access
& GENERIC_EXECUTE
) access
|= STANDARD_RIGHTS_EXECUTE
| SYNCHRONIZE
| PROCESS_QUERY_LIMITED_INFORMATION
| PROCESS_TERMINATE
;
665 if (access
& GENERIC_ALL
) access
|= PROCESS_ALL_ACCESS
;
667 if (access
& PROCESS_QUERY_INFORMATION
) access
|= PROCESS_QUERY_LIMITED_INFORMATION
;
668 if (access
& PROCESS_SET_INFORMATION
) access
|= PROCESS_SET_LIMITED_INFORMATION
;
670 return access
& ~(GENERIC_READ
| GENERIC_WRITE
| GENERIC_EXECUTE
| GENERIC_ALL
);
673 static struct list
*process_get_kernel_obj_list( struct object
*obj
)
675 struct process
*process
= (struct process
*)obj
;
676 return &process
->kernel_object
;
679 static struct security_descriptor
*process_get_sd( struct object
*obj
)
681 static struct security_descriptor
*process_default_sd
;
683 if (obj
->sd
) return obj
->sd
;
685 if (!process_default_sd
)
687 size_t users_sid_len
= security_sid_len( security_domain_users_sid
);
688 size_t admins_sid_len
= security_sid_len( security_builtin_admins_sid
);
689 size_t dacl_len
= sizeof(ACL
) + 2 * offsetof( ACCESS_ALLOWED_ACE
, SidStart
)
690 + users_sid_len
+ admins_sid_len
;
691 ACCESS_ALLOWED_ACE
*aaa
;
694 process_default_sd
= mem_alloc( sizeof(*process_default_sd
) + admins_sid_len
+ users_sid_len
696 process_default_sd
->control
= SE_DACL_PRESENT
;
697 process_default_sd
->owner_len
= admins_sid_len
;
698 process_default_sd
->group_len
= users_sid_len
;
699 process_default_sd
->sacl_len
= 0;
700 process_default_sd
->dacl_len
= dacl_len
;
701 memcpy( process_default_sd
+ 1, security_builtin_admins_sid
, admins_sid_len
);
702 memcpy( (char *)(process_default_sd
+ 1) + admins_sid_len
, security_domain_users_sid
, users_sid_len
);
704 dacl
= (ACL
*)((char *)(process_default_sd
+ 1) + admins_sid_len
+ users_sid_len
);
705 dacl
->AclRevision
= ACL_REVISION
;
707 dacl
->AclSize
= dacl_len
;
710 aaa
= (ACCESS_ALLOWED_ACE
*)(dacl
+ 1);
711 aaa
->Header
.AceType
= ACCESS_ALLOWED_ACE_TYPE
;
712 aaa
->Header
.AceFlags
= INHERIT_ONLY_ACE
| CONTAINER_INHERIT_ACE
;
713 aaa
->Header
.AceSize
= offsetof( ACCESS_ALLOWED_ACE
, SidStart
) + users_sid_len
;
714 aaa
->Mask
= GENERIC_READ
;
715 memcpy( &aaa
->SidStart
, security_domain_users_sid
, users_sid_len
);
716 aaa
= (ACCESS_ALLOWED_ACE
*)((char *)aaa
+ aaa
->Header
.AceSize
);
717 aaa
->Header
.AceType
= ACCESS_ALLOWED_ACE_TYPE
;
718 aaa
->Header
.AceFlags
= 0;
719 aaa
->Header
.AceSize
= offsetof( ACCESS_ALLOWED_ACE
, SidStart
) + admins_sid_len
;
720 aaa
->Mask
= PROCESS_ALL_ACCESS
;
721 memcpy( &aaa
->SidStart
, security_builtin_admins_sid
, admins_sid_len
);
723 return process_default_sd
;
726 static void process_poll_event( struct fd
*fd
, int event
)
728 struct process
*process
= get_fd_user( fd
);
729 assert( process
->obj
.ops
== &process_ops
);
731 if (event
& (POLLERR
| POLLHUP
)) kill_process( process
, 0 );
732 else if (event
& POLLIN
) receive_fd( process
);
735 static void startup_info_destroy( struct object
*obj
)
737 struct startup_info
*info
= (struct startup_info
*)obj
;
738 assert( obj
->ops
== &startup_info_ops
);
740 if (info
->process
) release_object( info
->process
);
743 static void startup_info_dump( struct object
*obj
, int verbose
)
745 struct startup_info
*info
= (struct startup_info
*)obj
;
746 assert( obj
->ops
== &startup_info_ops
);
748 fprintf( stderr
, "Startup info in=%04x out=%04x err=%04x\n",
749 info
->data
->hstdin
, info
->data
->hstdout
, info
->data
->hstderr
);
752 static int startup_info_signaled( struct object
*obj
, struct wait_queue_entry
*entry
)
754 struct startup_info
*info
= (struct startup_info
*)obj
;
755 return info
->process
&& info
->process
->startup_state
!= STARTUP_IN_PROGRESS
;
758 /* get a process from an id (and increment the refcount) */
759 struct process
*get_process_from_id( process_id_t id
)
761 struct object
*obj
= get_ptid_entry( id
);
763 if (obj
&& obj
->ops
== &process_ops
) return (struct process
*)grab_object( obj
);
764 set_error( STATUS_INVALID_PARAMETER
);
768 /* get a process from a handle (and increment the refcount) */
769 struct process
*get_process_from_handle( obj_handle_t handle
, unsigned int access
)
771 return (struct process
*)get_handle_obj( current
->process
, handle
,
772 access
, &process_ops
);
775 /* find a dll from its base address */
776 static inline struct process_dll
*find_process_dll( struct process
*process
, mod_handle_t base
)
778 struct process_dll
*dll
;
780 LIST_FOR_EACH_ENTRY( dll
, &process
->dlls
, struct process_dll
, entry
)
782 if (dll
->base
== base
) return dll
;
787 /* add a dll to a process list */
788 static struct process_dll
*process_load_dll( struct process
*process
, mod_handle_t base
,
789 const WCHAR
*filename
, data_size_t name_len
)
791 struct process_dll
*dll
;
793 /* make sure we don't already have one with the same base address */
794 if (find_process_dll( process
, base
))
796 set_error( STATUS_INVALID_PARAMETER
);
800 if ((dll
= mem_alloc( sizeof(*dll
) )))
803 dll
->filename
= NULL
;
804 dll
->namelen
= name_len
;
805 if (name_len
&& !(dll
->filename
= memdup( filename
, name_len
)))
810 list_add_tail( &process
->dlls
, &dll
->entry
);
815 /* remove a dll from a process list */
816 static void process_unload_dll( struct process
*process
, mod_handle_t base
)
818 struct process_dll
*dll
= find_process_dll( process
, base
);
820 if (dll
&& (&dll
->entry
!= list_head( &process
->dlls
))) /* main exe can't be unloaded */
822 free( dll
->filename
);
823 list_remove( &dll
->entry
);
825 generate_debug_event( current
, UNLOAD_DLL_DEBUG_EVENT
, &base
);
827 else set_error( STATUS_INVALID_PARAMETER
);
830 /* terminate a process with the given exit code */
831 static void terminate_process( struct process
*process
, struct thread
*skip
, int exit_code
)
833 struct thread
*thread
;
835 grab_object( process
); /* make sure it doesn't get freed when threads die */
836 process
->is_terminating
= 1;
839 LIST_FOR_EACH_ENTRY( thread
, &process
->thread_list
, struct thread
, proc_entry
)
841 if (exit_code
) thread
->exit_code
= exit_code
;
842 if (thread
== skip
) continue;
843 if (thread
->state
== TERMINATED
) continue;
844 kill_thread( thread
, 1 );
847 release_object( process
);
850 /* kill all processes */
851 static void kill_all_processes(void)
855 struct process
*process
;
857 LIST_FOR_EACH_ENTRY( process
, &process_list
, struct process
, entry
)
859 if (process
->running_threads
) break;
861 if (&process
->entry
== &process_list
) break; /* no process found */
862 terminate_process( process
, NULL
, 1 );
866 /* kill all processes being attached to a console renderer */
867 void kill_console_processes( struct thread
*renderer
, int exit_code
)
869 for (;;) /* restart from the beginning of the list every time */
871 struct process
*process
;
873 /* find the first process being attached to 'renderer' and still running */
874 LIST_FOR_EACH_ENTRY( process
, &process_list
, struct process
, entry
)
876 if (process
== renderer
->process
) continue;
877 if (!process
->running_threads
) continue;
878 if (process
->console
&& console_get_renderer( process
->console
) == renderer
) break;
880 if (&process
->entry
== &process_list
) break; /* no process found */
881 terminate_process( process
, NULL
, exit_code
);
885 /* a process has been killed (i.e. its last thread died) */
886 static void process_killed( struct process
*process
)
890 assert( list_empty( &process
->thread_list
));
891 process
->end_time
= current_time
;
892 if (!process
->is_system
) close_process_desktop( process
);
893 process
->winstation
= 0;
894 process
->desktop
= 0;
895 close_process_handles( process
);
896 cancel_process_asyncs( process
);
897 if (process
->idle_event
) release_object( process
->idle_event
);
898 if (process
->exe_file
) release_object( process
->exe_file
);
899 process
->idle_event
= NULL
;
900 process
->exe_file
= NULL
;
902 /* close the console attached to this process, if any */
903 free_console( process
);
905 while ((ptr
= list_head( &process
->rawinput_devices
)))
907 struct rawinput_device_entry
*entry
= LIST_ENTRY( ptr
, struct rawinput_device_entry
, entry
);
908 list_remove( &entry
->entry
);
911 while ((ptr
= list_head( &process
->dlls
)))
913 struct process_dll
*dll
= LIST_ENTRY( ptr
, struct process_dll
, entry
);
914 free( dll
->filename
);
915 list_remove( &dll
->entry
);
918 destroy_process_classes( process
);
919 free_mapped_views( process
);
920 free_process_user_handles( process
);
921 remove_process_locks( process
);
922 set_process_startup_state( process
, STARTUP_ABORTED
);
923 finish_process_tracing( process
);
924 release_job_process( process
);
925 start_sigkill_timer( process
);
926 wake_up( &process
->obj
, 0 );
929 /* add a thread to a process running threads list */
930 void add_process_thread( struct process
*process
, struct thread
*thread
)
932 list_add_tail( &process
->thread_list
, &thread
->proc_entry
);
933 if (!process
->running_threads
++)
936 if (!process
->is_system
)
938 if (!user_processes
++ && shutdown_timeout
)
940 remove_timeout_user( shutdown_timeout
);
941 shutdown_timeout
= NULL
;
945 grab_object( thread
);
948 /* remove a thread from a process running threads list */
949 void remove_process_thread( struct process
*process
, struct thread
*thread
)
951 assert( process
->running_threads
> 0 );
952 assert( !list_empty( &process
->thread_list
));
954 list_remove( &thread
->proc_entry
);
956 if (!--process
->running_threads
)
958 /* we have removed the last running thread, exit the process */
959 process
->exit_code
= thread
->exit_code
;
960 generate_debug_event( thread
, EXIT_PROCESS_DEBUG_EVENT
, process
);
961 process_killed( process
);
963 else generate_debug_event( thread
, EXIT_THREAD_DEBUG_EVENT
, thread
);
964 release_object( thread
);
967 /* suspend all the threads of a process */
968 void suspend_process( struct process
*process
)
970 if (!process
->suspend
++)
972 struct list
*ptr
, *next
;
974 LIST_FOR_EACH_SAFE( ptr
, next
, &process
->thread_list
)
976 struct thread
*thread
= LIST_ENTRY( ptr
, struct thread
, proc_entry
);
977 if (!thread
->suspend
) stop_thread( thread
);
982 /* resume all the threads of a process */
983 void resume_process( struct process
*process
)
985 assert (process
->suspend
> 0);
986 if (!--process
->suspend
)
988 struct list
*ptr
, *next
;
990 LIST_FOR_EACH_SAFE( ptr
, next
, &process
->thread_list
)
992 struct thread
*thread
= LIST_ENTRY( ptr
, struct thread
, proc_entry
);
993 if (!thread
->suspend
) wake_thread( thread
);
998 /* kill a process on the spot */
999 void kill_process( struct process
*process
, int violent_death
)
1001 if (!violent_death
&& process
->msg_fd
) /* normal termination on pipe close */
1003 release_object( process
->msg_fd
);
1004 process
->msg_fd
= NULL
;
1007 if (process
->sigkill_timeout
) /* already waiting for it to die */
1009 remove_timeout_user( process
->sigkill_timeout
);
1010 process
->sigkill_timeout
= NULL
;
1011 process_died( process
);
1015 if (violent_death
) terminate_process( process
, NULL
, 1 );
1020 grab_object( process
); /* make sure it doesn't get freed when threads die */
1021 while ((ptr
= list_head( &process
->thread_list
)))
1023 struct thread
*thread
= LIST_ENTRY( ptr
, struct thread
, proc_entry
);
1024 kill_thread( thread
, 0 );
1026 release_object( process
);
1030 /* kill all processes being debugged by a given thread */
1031 void kill_debugged_processes( struct thread
*debugger
, int exit_code
)
1033 for (;;) /* restart from the beginning of the list every time */
1035 struct process
*process
;
1037 /* find the first process being debugged by 'debugger' and still running */
1038 LIST_FOR_EACH_ENTRY( process
, &process_list
, struct process
, entry
)
1040 if (!process
->running_threads
) continue;
1041 if (process
->debugger
== debugger
) break;
1043 if (&process
->entry
== &process_list
) break; /* no process found */
1044 process
->debugger
= NULL
;
1045 terminate_process( process
, NULL
, exit_code
);
1050 /* detach a debugger from all its debuggees */
1051 void detach_debugged_processes( struct thread
*debugger
)
1053 struct process
*process
;
1055 LIST_FOR_EACH_ENTRY( process
, &process_list
, struct process
, entry
)
1057 if (process
->debugger
== debugger
&& process
->running_threads
)
1059 debugger_detach( process
, debugger
);
1065 void enum_processes( int (*cb
)(struct process
*, void*), void *user
)
1067 struct list
*ptr
, *next
;
1069 LIST_FOR_EACH_SAFE( ptr
, next
, &process_list
)
1071 struct process
*process
= LIST_ENTRY( ptr
, struct process
, entry
);
1072 if ((cb
)(process
, user
)) break;
1076 /* set the debugged flag in the process PEB */
1077 int set_process_debug_flag( struct process
*process
, int flag
)
1079 char data
= (flag
!= 0);
1081 /* BeingDebugged flag is the byte at offset 2 in the PEB */
1082 return write_process_memory( process
, process
->peb
+ 2, 1, &data
);
1085 /* take a snapshot of currently running processes */
1086 struct process_snapshot
*process_snap( int *count
)
1088 struct process_snapshot
*snapshot
, *ptr
;
1089 struct process
*process
;
1091 if (!running_processes
) return NULL
;
1092 if (!(snapshot
= mem_alloc( sizeof(*snapshot
) * running_processes
)))
1095 LIST_FOR_EACH_ENTRY( process
, &process_list
, struct process
, entry
)
1097 if (!process
->running_threads
) continue;
1098 ptr
->process
= process
;
1099 ptr
->threads
= process
->running_threads
;
1100 ptr
->count
= process
->obj
.refcount
;
1101 ptr
->priority
= process
->priority
;
1102 ptr
->handles
= get_handle_table_count(process
);
1103 grab_object( process
);
1107 if (!(*count
= ptr
- snapshot
))
1115 /* create a new process */
1116 DECL_HANDLER(new_process
)
1118 struct startup_info
*info
;
1119 const void *info_ptr
;
1120 struct unicode_str name
;
1121 const struct security_descriptor
*sd
;
1122 const struct object_attributes
*objattr
= get_req_object_attributes( &sd
, &name
, NULL
);
1123 struct process
*process
= NULL
;
1124 struct process
*parent
;
1125 struct thread
*parent_thread
= current
;
1126 int socket_fd
= thread_get_inflight_fd( current
, req
->socket_fd
);
1128 if (socket_fd
== -1)
1130 set_error( STATUS_INVALID_PARAMETER
);
1135 set_error( STATUS_INVALID_PARAMETER
);
1139 if (fcntl( socket_fd
, F_SETFL
, O_NONBLOCK
) == -1)
1141 set_error( STATUS_INVALID_HANDLE
);
1147 set_error( STATUS_SHUTDOWN_IN_PROGRESS
);
1151 if (!is_cpu_supported( req
->cpu
))
1157 if (req
->parent_process
)
1159 if (!(parent
= get_process_from_handle( req
->parent_process
, PROCESS_CREATE_PROCESS
)))
1164 parent_thread
= NULL
;
1166 else parent
= (struct process
*)grab_object( current
->process
);
1168 if (parent
->job
&& (req
->create_flags
& CREATE_BREAKAWAY_FROM_JOB
) &&
1169 !(parent
->job
->limit_flags
& (JOB_OBJECT_LIMIT_BREAKAWAY_OK
| JOB_OBJECT_LIMIT_SILENT_BREAKAWAY_OK
)))
1171 set_error( STATUS_ACCESS_DENIED
);
1173 release_object( parent
);
1177 /* build the startup info for a new process */
1178 if (!(info
= alloc_object( &startup_info_ops
)))
1181 release_object( parent
);
1184 info
->process
= NULL
;
1187 info_ptr
= get_req_data_after_objattr( objattr
, &info
->data_size
);
1188 info
->info_size
= min( req
->info_size
, info
->data_size
);
1190 if (req
->info_size
< sizeof(*info
->data
))
1192 /* make sure we have a full startup_info_t structure */
1193 data_size_t env_size
= info
->data_size
- info
->info_size
;
1194 data_size_t info_size
= min( req
->info_size
, FIELD_OFFSET( startup_info_t
, curdir_len
));
1196 if (!(info
->data
= mem_alloc( sizeof(*info
->data
) + env_size
)))
1201 memcpy( info
->data
, info_ptr
, info_size
);
1202 memset( (char *)info
->data
+ info_size
, 0, sizeof(*info
->data
) - info_size
);
1203 memcpy( info
->data
+ 1, (const char *)info_ptr
+ req
->info_size
, env_size
);
1204 info
->info_size
= sizeof(startup_info_t
);
1205 info
->data_size
= info
->info_size
+ env_size
;
1209 data_size_t pos
= sizeof(*info
->data
);
1211 if (!(info
->data
= memdup( info_ptr
, info
->data_size
)))
1216 #define FIXUP_LEN(len) do { (len) = min( (len), info->info_size - pos ); pos += (len); } while(0)
1217 FIXUP_LEN( info
->data
->curdir_len
);
1218 FIXUP_LEN( info
->data
->dllpath_len
);
1219 FIXUP_LEN( info
->data
->imagepath_len
);
1220 FIXUP_LEN( info
->data
->cmdline_len
);
1221 FIXUP_LEN( info
->data
->title_len
);
1222 FIXUP_LEN( info
->data
->desktop_len
);
1223 FIXUP_LEN( info
->data
->shellinfo_len
);
1224 FIXUP_LEN( info
->data
->runtime_len
);
1228 if (!(process
= create_process( socket_fd
, parent
, req
->inherit_all
, sd
))) goto done
;
1230 process
->startup_info
= (struct startup_info
*)grab_object( info
);
1232 if (req
->exe_file
&&
1233 !(process
->exe_file
= get_file_obj( current
->process
, req
->exe_file
, FILE_READ_DATA
)))
1237 && !(req
->create_flags
& CREATE_BREAKAWAY_FROM_JOB
)
1238 && !(parent
->job
->limit_flags
& JOB_OBJECT_LIMIT_SILENT_BREAKAWAY_OK
))
1240 add_job_process( parent
->job
, process
);
1243 /* connect to the window station */
1244 connect_process_winstation( process
, parent_thread
, parent
);
1246 /* set the process console */
1247 if (!(req
->create_flags
& (DETACHED_PROCESS
| CREATE_NEW_CONSOLE
)))
1249 /* FIXME: some better error checking should be done...
1250 * like if hConOut and hConIn are console handles, then they should be on the same
1253 inherit_console( parent_thread
, parent
, process
, req
->inherit_all
? info
->data
->hstdin
: 0 );
1256 if (!req
->inherit_all
&& !(req
->create_flags
& CREATE_NEW_CONSOLE
))
1258 info
->data
->hstdin
= duplicate_handle( parent
, info
->data
->hstdin
, process
,
1259 0, OBJ_INHERIT
, DUPLICATE_SAME_ACCESS
);
1260 info
->data
->hstdout
= duplicate_handle( parent
, info
->data
->hstdout
, process
,
1261 0, OBJ_INHERIT
, DUPLICATE_SAME_ACCESS
);
1262 info
->data
->hstderr
= duplicate_handle( parent
, info
->data
->hstderr
, process
,
1263 0, OBJ_INHERIT
, DUPLICATE_SAME_ACCESS
);
1264 /* some handles above may have been invalid; this is not an error */
1265 if (get_error() == STATUS_INVALID_HANDLE
||
1266 get_error() == STATUS_OBJECT_TYPE_MISMATCH
) clear_error();
1268 /* attach to the debugger if requested */
1269 if (req
->create_flags
& (DEBUG_PROCESS
| DEBUG_ONLY_THIS_PROCESS
))
1271 set_process_debugger( process
, current
);
1272 process
->debug_children
= !(req
->create_flags
& DEBUG_ONLY_THIS_PROCESS
);
1274 else if (current
->process
->debugger
&& current
->process
->debug_children
)
1276 set_process_debugger( process
, current
->process
->debugger
);
1277 /* debug_children is set to 1 by default */
1280 if (!(req
->create_flags
& CREATE_NEW_PROCESS_GROUP
))
1281 process
->group_id
= parent
->group_id
;
1283 info
->process
= (struct process
*)grab_object( process
);
1284 reply
->info
= alloc_handle( current
->process
, info
, SYNCHRONIZE
, 0 );
1285 reply
->pid
= get_process_id( process
);
1286 reply
->handle
= alloc_handle_no_access_check( current
->process
, process
, req
->access
, objattr
->attributes
);
1289 if (process
) release_object( process
);
1290 release_object( parent
);
1291 release_object( info
);
1294 /* execute a new process, replacing the existing one */
1295 DECL_HANDLER(exec_process
)
1297 struct process
*process
;
1298 int socket_fd
= thread_get_inflight_fd( current
, req
->socket_fd
);
1300 if (socket_fd
== -1)
1302 set_error( STATUS_INVALID_PARAMETER
);
1305 if (fcntl( socket_fd
, F_SETFL
, O_NONBLOCK
) == -1)
1307 set_error( STATUS_INVALID_HANDLE
);
1313 set_error( STATUS_SHUTDOWN_IN_PROGRESS
);
1317 if (!is_cpu_supported( req
->cpu
))
1322 if (!(process
= create_process( socket_fd
, NULL
, 0, NULL
))) return;
1323 create_thread( -1, process
, NULL
);
1324 release_object( process
);
1327 /* Retrieve information about a newly started process */
1328 DECL_HANDLER(get_new_process_info
)
1330 struct startup_info
*info
;
1332 if ((info
= (struct startup_info
*)get_handle_obj( current
->process
, req
->info
,
1333 0, &startup_info_ops
)))
1335 reply
->success
= is_process_init_done( info
->process
);
1336 reply
->exit_code
= info
->process
->exit_code
;
1337 release_object( info
);
1341 /* Retrieve the new process startup info */
1342 DECL_HANDLER(get_startup_info
)
1344 struct process
*process
= current
->process
;
1345 struct startup_info
*info
= process
->startup_info
;
1350 /* we return the data directly without making a copy so this can only be called once */
1351 reply
->info_size
= info
->info_size
;
1352 size
= info
->data_size
;
1353 if (size
> get_reply_max_size()) size
= get_reply_max_size();
1354 set_reply_data_ptr( info
->data
, size
);
1356 info
->data_size
= 0;
1359 /* signal the end of the process initialization */
1360 DECL_HANDLER(init_process_done
)
1362 struct process_dll
*dll
;
1363 struct process
*process
= current
->process
;
1364 struct mapping
*mapping
;
1366 if (is_process_init_done(process
))
1368 set_error( STATUS_INVALID_PARAMETER
);
1371 if (!(dll
= find_process_dll( process
, req
->module
)))
1373 set_error( STATUS_DLL_NOT_FOUND
);
1376 if (!(mapping
= get_mapping_obj( current
->process
, req
->usd_handle
, SECTION_MAP_WRITE
)))
1378 set_error( STATUS_INVALID_PARAMETER
);
1381 init_kusd_mapping( mapping
);
1382 release_object( mapping
);
1384 /* main exe is the first in the dll list */
1385 list_remove( &dll
->entry
);
1386 list_add_head( &process
->dlls
, &dll
->entry
);
1388 process
->ldt_copy
= req
->ldt_copy
;
1389 process
->start_time
= current_time
;
1390 current
->entry_point
= req
->entry
;
1391 if (process
->exe_file
) release_object( process
->exe_file
);
1392 process
->exe_file
= NULL
;
1394 init_process_tracing( process
);
1395 generate_startup_debug_events( process
, req
->entry
);
1396 set_process_startup_state( process
, STARTUP_DONE
);
1398 if (req
->gui
) process
->idle_event
= create_event( NULL
, NULL
, 0, 1, 0, NULL
);
1399 if (process
->debugger
) set_process_debug_flag( process
, 1 );
1400 reply
->suspend
= (current
->suspend
|| process
->suspend
);
1403 /* open a handle to a process */
1404 DECL_HANDLER(open_process
)
1406 struct process
*process
= get_process_from_id( req
->pid
);
1410 reply
->handle
= alloc_handle( current
->process
, process
, req
->access
, req
->attributes
);
1411 release_object( process
);
1415 /* terminate a process */
1416 DECL_HANDLER(terminate_process
)
1418 struct process
*process
;
1422 process
= get_process_from_handle( req
->handle
, PROCESS_TERMINATE
);
1423 if (!process
) return;
1425 else process
= (struct process
*)grab_object( current
->process
);
1427 reply
->self
= (current
->process
== process
);
1428 terminate_process( process
, current
, req
->exit_code
);
1429 release_object( process
);
1432 /* fetch information about a process */
1433 DECL_HANDLER(get_process_info
)
1435 struct process
*process
;
1437 if ((process
= get_process_from_handle( req
->handle
, PROCESS_QUERY_LIMITED_INFORMATION
)))
1439 reply
->pid
= get_process_id( process
);
1440 reply
->ppid
= process
->parent_id
;
1441 reply
->exit_code
= process
->exit_code
;
1442 reply
->priority
= process
->priority
;
1443 reply
->affinity
= process
->affinity
;
1444 reply
->peb
= process
->peb
;
1445 reply
->start_time
= process
->start_time
;
1446 reply
->end_time
= process
->end_time
;
1447 reply
->cpu
= process
->cpu
;
1448 reply
->debugger_present
= !!process
->debugger
;
1449 reply
->debug_children
= process
->debug_children
;
1450 release_object( process
);
1454 /* retrieve information about a process memory usage */
1455 DECL_HANDLER(get_process_vm_counters
)
1457 struct process
*process
= get_process_from_handle( req
->handle
, PROCESS_QUERY_LIMITED_INFORMATION
);
1459 if (!process
) return;
1461 if (process
->unix_pid
!= -1)
1464 char proc_path
[32], line
[256];
1465 unsigned long value
;
1467 sprintf( proc_path
, "/proc/%u/status", process
->unix_pid
);
1468 if ((f
= fopen( proc_path
, "r" )))
1470 while (fgets( line
, sizeof(line
), f
))
1472 if (sscanf( line
, "VmPeak: %lu", &value
))
1473 reply
->peak_virtual_size
= (mem_size_t
)value
* 1024;
1474 else if (sscanf( line
, "VmSize: %lu", &value
))
1475 reply
->virtual_size
= (mem_size_t
)value
* 1024;
1476 else if (sscanf( line
, "VmHWM: %lu", &value
))
1477 reply
->peak_working_set_size
= (mem_size_t
)value
* 1024;
1478 else if (sscanf( line
, "VmRSS: %lu", &value
))
1479 reply
->working_set_size
= (mem_size_t
)value
* 1024;
1480 else if (sscanf( line
, "RssAnon: %lu", &value
))
1481 reply
->pagefile_usage
+= (mem_size_t
)value
* 1024;
1482 else if (sscanf( line
, "VmSwap: %lu", &value
))
1483 reply
->pagefile_usage
+= (mem_size_t
)value
* 1024;
1485 reply
->peak_pagefile_usage
= reply
->pagefile_usage
;
1488 else set_error( STATUS_ACCESS_DENIED
);
1490 else set_error( STATUS_ACCESS_DENIED
);
1492 release_object( process
);
1495 static void set_process_affinity( struct process
*process
, affinity_t affinity
)
1497 struct thread
*thread
;
1499 if (!process
->running_threads
)
1501 set_error( STATUS_PROCESS_IS_TERMINATING
);
1505 process
->affinity
= affinity
;
1507 LIST_FOR_EACH_ENTRY( thread
, &process
->thread_list
, struct thread
, proc_entry
)
1509 set_thread_affinity( thread
, affinity
);
1513 /* set information about a process */
1514 DECL_HANDLER(set_process_info
)
1516 struct process
*process
;
1518 if ((process
= get_process_from_handle( req
->handle
, PROCESS_SET_INFORMATION
)))
1520 if (req
->mask
& SET_PROCESS_INFO_PRIORITY
) process
->priority
= req
->priority
;
1521 if (req
->mask
& SET_PROCESS_INFO_AFFINITY
) set_process_affinity( process
, req
->affinity
);
1522 release_object( process
);
1526 /* read data from a process address space */
1527 DECL_HANDLER(read_process_memory
)
1529 struct process
*process
;
1530 data_size_t len
= get_reply_max_size();
1532 if (!(process
= get_process_from_handle( req
->handle
, PROCESS_VM_READ
))) return;
1536 char *buffer
= mem_alloc( len
);
1539 if (read_process_memory( process
, req
->addr
, len
, buffer
))
1540 set_reply_data_ptr( buffer
, len
);
1545 release_object( process
);
1548 /* write data to a process address space */
1549 DECL_HANDLER(write_process_memory
)
1551 struct process
*process
;
1553 if ((process
= get_process_from_handle( req
->handle
, PROCESS_VM_WRITE
)))
1555 data_size_t len
= get_req_data_size();
1556 if (len
) write_process_memory( process
, req
->addr
, len
, get_req_data() );
1557 else set_error( STATUS_INVALID_PARAMETER
);
1558 release_object( process
);
1562 /* notify the server that a dll has been loaded */
1563 DECL_HANDLER(load_dll
)
1565 struct process_dll
*dll
;
1567 if ((dll
= process_load_dll( current
->process
, req
->base
, get_req_data(), get_req_data_size() )))
1569 dll
->dbg_offset
= req
->dbg_offset
;
1570 dll
->dbg_size
= req
->dbg_size
;
1571 dll
->name
= req
->name
;
1572 /* only generate event if initialization is done */
1573 if (is_process_init_done( current
->process
))
1574 generate_debug_event( current
, LOAD_DLL_DEBUG_EVENT
, dll
);
1578 /* notify the server that a dll is being unloaded */
1579 DECL_HANDLER(unload_dll
)
1581 process_unload_dll( current
->process
, req
->base
);
1584 /* retrieve information about a module in a process */
1585 DECL_HANDLER(get_dll_info
)
1587 struct process
*process
;
1589 if ((process
= get_process_from_handle( req
->handle
, PROCESS_QUERY_LIMITED_INFORMATION
)))
1591 struct process_dll
*dll
;
1593 if (req
->base_address
)
1594 dll
= find_process_dll( process
, req
->base_address
);
1595 else /* NULL means main module */
1596 dll
= list_head( &process
->dlls
) ?
1597 LIST_ENTRY(list_head( &process
->dlls
), struct process_dll
, entry
) : NULL
;
1601 reply
->entry_point
= 0; /* FIXME */
1602 reply
->filename_len
= dll
->namelen
;
1605 if (dll
->namelen
<= get_reply_max_size())
1606 set_reply_data( dll
->filename
, dll
->namelen
);
1608 set_error( STATUS_BUFFER_TOO_SMALL
);
1612 set_error( STATUS_DLL_NOT_FOUND
);
1614 release_object( process
);
1618 /* retrieve the process idle event */
1619 DECL_HANDLER(get_process_idle_event
)
1621 struct process
*process
;
1624 if ((process
= get_process_from_handle( req
->handle
, PROCESS_QUERY_INFORMATION
)))
1626 if (process
->idle_event
&& process
!= current
->process
)
1627 reply
->event
= alloc_handle( current
->process
, process
->idle_event
,
1628 EVENT_ALL_ACCESS
, 0 );
1629 release_object( process
);
1633 /* make the current process a system process */
1634 DECL_HANDLER(make_process_system
)
1636 struct process
*process
= current
->process
;
1638 if (!shutdown_event
)
1640 if (!(shutdown_event
= create_event( NULL
, NULL
, 0, 1, 0, NULL
))) return;
1641 make_object_static( (struct object
*)shutdown_event
);
1644 if (!(reply
->event
= alloc_handle( current
->process
, shutdown_event
, SYNCHRONIZE
, 0 )))
1647 if (!process
->is_system
)
1649 process
->is_system
= 1;
1650 close_process_desktop( process
);
1651 if (!--user_processes
&& !shutdown_stage
&& master_socket_timeout
!= TIMEOUT_INFINITE
)
1652 shutdown_timeout
= add_timeout_user( master_socket_timeout
, server_shutdown_timeout
, NULL
);
1656 /* create a new job object */
1657 DECL_HANDLER(create_job
)
1660 struct unicode_str name
;
1661 struct object
*root
;
1662 const struct security_descriptor
*sd
;
1663 const struct object_attributes
*objattr
= get_req_object_attributes( &sd
, &name
, &root
);
1665 if (!objattr
) return;
1667 if ((job
= create_job_object( root
, &name
, objattr
->attributes
, sd
)))
1669 if (get_error() == STATUS_OBJECT_NAME_EXISTS
)
1670 reply
->handle
= alloc_handle( current
->process
, job
, req
->access
, objattr
->attributes
);
1672 reply
->handle
= alloc_handle_no_access_check( current
->process
, job
,
1673 req
->access
, objattr
->attributes
);
1674 release_object( job
);
1676 if (root
) release_object( root
);
1679 /* open a job object */
1680 DECL_HANDLER(open_job
)
1682 struct unicode_str name
= get_req_unicode_str();
1684 reply
->handle
= open_object( current
->process
, req
->rootdir
, req
->access
,
1685 &job_ops
, &name
, req
->attributes
);
1688 /* assign a job object to a process */
1689 DECL_HANDLER(assign_job
)
1691 struct process
*process
;
1692 struct job
*job
= get_job_obj( current
->process
, req
->job
, JOB_OBJECT_ASSIGN_PROCESS
);
1696 if ((process
= get_process_from_handle( req
->process
, PROCESS_SET_QUOTA
| PROCESS_TERMINATE
)))
1698 if (!process
->running_threads
)
1699 set_error( STATUS_PROCESS_IS_TERMINATING
);
1700 else if (process
->job
)
1701 set_error( STATUS_ACCESS_DENIED
);
1703 add_job_process( job
, process
);
1704 release_object( process
);
1706 release_object( job
);
1710 /* check if a process is associated with a job */
1711 DECL_HANDLER(process_in_job
)
1713 struct process
*process
;
1716 if (!(process
= get_process_from_handle( req
->process
, PROCESS_QUERY_INFORMATION
)))
1721 set_error( process
->job
? STATUS_PROCESS_IN_JOB
: STATUS_PROCESS_NOT_IN_JOB
);
1723 else if ((job
= get_job_obj( current
->process
, req
->job
, JOB_OBJECT_QUERY
)))
1725 set_error( process
->job
== job
? STATUS_PROCESS_IN_JOB
: STATUS_PROCESS_NOT_IN_JOB
);
1726 release_object( job
);
1728 release_object( process
);
1731 /* terminate all processes associated with the job */
1732 DECL_HANDLER(terminate_job
)
1734 struct job
*job
= get_job_obj( current
->process
, req
->handle
, JOB_OBJECT_TERMINATE
);
1738 terminate_job( job
, req
->status
);
1739 release_object( job
);
1742 /* update limits of the job object */
1743 DECL_HANDLER(set_job_limits
)
1745 struct job
*job
= get_job_obj( current
->process
, req
->handle
, JOB_OBJECT_SET_ATTRIBUTES
);
1749 job
->limit_flags
= req
->limit_flags
;
1750 release_object( job
);
1753 /* set the jobs completion port */
1754 DECL_HANDLER(set_job_completion_port
)
1756 struct job
*job
= get_job_obj( current
->process
, req
->job
, JOB_OBJECT_SET_ATTRIBUTES
);
1760 if (!job
->completion_port
)
1762 job
->completion_port
= get_completion_obj( current
->process
, req
->port
, IO_COMPLETION_MODIFY_STATE
);
1763 job
->completion_key
= req
->key
;
1766 set_error( STATUS_INVALID_PARAMETER
);
1768 release_object( job
);
1771 /* Suspend a process */
1772 DECL_HANDLER(suspend_process
)
1774 struct process
*process
;
1776 if ((process
= get_process_from_handle( req
->handle
, PROCESS_SUSPEND_RESUME
)))
1778 struct list
*ptr
, *next
;
1780 LIST_FOR_EACH_SAFE( ptr
, next
, &process
->thread_list
)
1782 struct thread
*thread
= LIST_ENTRY( ptr
, struct thread
, proc_entry
);
1783 suspend_thread( thread
);
1786 release_object( process
);
1790 /* Resume a process */
1791 DECL_HANDLER(resume_process
)
1793 struct process
*process
;
1795 if ((process
= get_process_from_handle( req
->handle
, PROCESS_SUSPEND_RESUME
)))
1797 struct list
*ptr
, *next
;
1799 LIST_FOR_EACH_SAFE( ptr
, next
, &process
->thread_list
)
1801 struct thread
*thread
= LIST_ENTRY( ptr
, struct thread
, proc_entry
);
1802 resume_thread( thread
);
1805 release_object( process
);