2 * Server-side process management
4 * Copyright (C) 1998 Alexandre Julliard
17 #ifdef HAVE_SYS_SOCKET_H
18 # include <sys/socket.h>
30 /* process structure */
32 static struct process
*first_process
;
33 static int running_processes
;
35 /* process operations */
37 static void process_dump( struct object
*obj
, int verbose
);
38 static int process_signaled( struct object
*obj
, struct thread
*thread
);
39 static void process_destroy( struct object
*obj
);
41 static const struct object_ops process_ops
=
43 sizeof(struct process
), /* size */
44 process_dump
, /* dump */
45 add_queue
, /* add_queue */
46 remove_queue
, /* remove_queue */
47 process_signaled
, /* signaled */
48 no_satisfied
, /* satisfied */
49 NULL
, /* get_poll_events */
50 NULL
, /* poll_event */
51 no_get_fd
, /* get_fd */
53 no_get_file_info
, /* get_file_info */
54 process_destroy
/* destroy */
57 /* process startup info */
61 struct object obj
; /* object header */
62 int inherit_all
; /* inherit all handles from parent */
63 int create_flags
; /* creation flags */
64 int start_flags
; /* flags from startup info */
65 handle_t hstdin
; /* handle for stdin */
66 handle_t hstdout
; /* handle for stdout */
67 handle_t hstderr
; /* handle for stderr */
68 int cmd_show
; /* main window show mode */
69 struct file
*exe_file
; /* file handle for main exe */
70 char *filename
; /* file name for main exe */
71 struct thread
*owner
; /* owner thread (the one that created the new process) */
72 struct process
*process
; /* created process */
73 struct thread
*thread
; /* created thread */
76 static void startup_info_dump( struct object
*obj
, int verbose
);
77 static int startup_info_signaled( struct object
*obj
, struct thread
*thread
);
78 static void startup_info_destroy( struct object
*obj
);
80 static const struct object_ops startup_info_ops
=
82 sizeof(struct startup_info
), /* size */
83 startup_info_dump
, /* dump */
84 add_queue
, /* add_queue */
85 remove_queue
, /* remove_queue */
86 startup_info_signaled
, /* signaled */
87 no_satisfied
, /* satisfied */
88 NULL
, /* get_poll_events */
89 NULL
, /* poll_event */
90 no_get_fd
, /* get_fd */
92 no_get_file_info
, /* get_file_info */
93 startup_info_destroy
/* destroy */
97 /* set the console and stdio handles for a newly created process */
98 static int set_process_console( struct process
*process
, struct process
*parent
,
99 struct startup_info
*info
, struct init_process_request
*req
)
101 if (process
->create_flags
& CREATE_NEW_CONSOLE
)
103 if (!alloc_console( process
)) return 0;
105 else if (parent
&& !(process
->create_flags
& DETACHED_PROCESS
))
107 if (parent
->console_in
) process
->console_in
= grab_object( parent
->console_in
);
108 if (parent
->console_out
) process
->console_out
= grab_object( parent
->console_out
);
112 if (!info
->inherit_all
&& !(info
->start_flags
& STARTF_USESTDHANDLES
))
114 /* duplicate the handle from the parent into this process */
115 req
->hstdin
= duplicate_handle( parent
, info
->hstdin
, process
,
116 0, TRUE
, DUPLICATE_SAME_ACCESS
);
117 req
->hstdout
= duplicate_handle( parent
, info
->hstdout
, process
,
118 0, TRUE
, DUPLICATE_SAME_ACCESS
);
119 req
->hstderr
= duplicate_handle( parent
, info
->hstderr
, process
,
120 0, TRUE
, DUPLICATE_SAME_ACCESS
);
124 req
->hstdin
= info
->hstdin
;
125 req
->hstdout
= info
->hstdout
;
126 req
->hstderr
= info
->hstderr
;
131 /* no parent, use handles to the console for stdio */
132 req
->hstdin
= alloc_handle( process
, process
->console_in
,
133 GENERIC_READ
| GENERIC_WRITE
| SYNCHRONIZE
, 1 );
134 req
->hstdout
= alloc_handle( process
, process
->console_out
,
135 GENERIC_READ
| GENERIC_WRITE
| SYNCHRONIZE
, 1 );
136 req
->hstderr
= alloc_handle( process
, process
->console_out
,
137 GENERIC_READ
| GENERIC_WRITE
| SYNCHRONIZE
, 1 );
139 /* some handles above may have been invalid; this is not an error */
140 if (get_error() == STATUS_INVALID_HANDLE
) clear_error();
144 /* create a new process and its main thread */
145 struct thread
*create_process( int fd
)
147 struct process
*process
;
148 struct thread
*thread
= NULL
;
150 if (!(process
= alloc_object( &process_ops
, -1 )))
155 process
->next
= NULL
;
156 process
->prev
= NULL
;
157 process
->thread_list
= NULL
;
158 process
->debugger
= NULL
;
159 process
->handles
= NULL
;
160 process
->exit_code
= STILL_ACTIVE
;
161 process
->running_threads
= 0;
162 process
->priority
= NORMAL_PRIORITY_CLASS
;
163 process
->affinity
= 1;
164 process
->suspend
= 0;
165 process
->create_flags
= 0;
166 process
->console_in
= NULL
;
167 process
->console_out
= NULL
;
168 process
->init_event
= NULL
;
169 process
->idle_event
= NULL
;
170 process
->queue
= NULL
;
171 process
->atom_table
= NULL
;
172 process
->ldt_copy
= NULL
;
173 process
->exe
.next
= NULL
;
174 process
->exe
.prev
= NULL
;
175 process
->exe
.file
= NULL
;
176 process
->exe
.dbg_offset
= 0;
177 process
->exe
.dbg_size
= 0;
178 gettimeofday( &process
->start_time
, NULL
);
179 if ((process
->next
= first_process
) != NULL
) process
->next
->prev
= process
;
180 first_process
= process
;
182 /* create the init done event */
183 if (!(process
->init_event
= create_event( NULL
, 0, 1, 0 ))) goto error
;
185 /* create the main thread */
186 if (!(thread
= create_thread( fd
, process
))) goto error
;
188 release_object( process
);
192 if (thread
) release_object( thread
);
193 release_object( process
);
197 /* initialize the current process and fill in the request */
198 static void init_process( int ppid
, struct init_process_request
*req
)
200 struct process
*process
= current
->process
;
201 struct thread
*parent_thread
= get_thread_from_pid( ppid
);
202 struct process
*parent
= NULL
;
203 struct startup_info
*info
= NULL
;
207 parent
= parent_thread
->process
;
208 info
= parent_thread
->info
;
211 fatal_protocol_error( current
, "init_process: parent but no info\n" );
216 fatal_protocol_error( current
, "init_process: called twice?\n" );
221 /* set the process flags */
222 process
->create_flags
= info
? info
->create_flags
: CREATE_NEW_CONSOLE
;
224 /* create the handle table */
225 if (parent
&& info
->inherit_all
)
226 process
->handles
= copy_handle_table( process
, parent
);
228 process
->handles
= alloc_handle_table( process
, 0 );
229 if (!process
->handles
) goto error
;
231 /* retrieve the main exe file */
233 if (parent
&& info
->exe_file
)
235 process
->exe
.file
= (struct file
*)grab_object( info
->exe_file
);
236 if (!(req
->exe_file
= alloc_handle( process
, process
->exe
.file
, GENERIC_READ
, 0 )))
240 /* set the process console */
241 if (!set_process_console( process
, parent
, info
, req
)) goto error
;
245 /* attach to the debugger if requested */
246 if (process
->create_flags
& (DEBUG_PROCESS
| DEBUG_ONLY_THIS_PROCESS
))
247 set_process_debugger( process
, parent_thread
);
248 else if (parent
&& parent
->debugger
&& !(parent
->create_flags
& DEBUG_ONLY_THIS_PROCESS
))
249 set_process_debugger( process
, parent
->debugger
);
252 /* thread will be actually suspended in init_done */
253 if (process
->create_flags
& CREATE_SUSPENDED
) current
->suspend
++;
257 size_t size
= strlen(info
->filename
);
258 if (size
> get_req_data_size(req
)) size
= get_req_data_size(req
);
259 req
->start_flags
= info
->start_flags
;
260 req
->cmd_show
= info
->cmd_show
;
261 memcpy( get_req_data(req
), info
->filename
, size
);
262 set_req_data_size( req
, size
);
263 info
->process
= (struct process
*)grab_object( process
);
264 info
->thread
= (struct thread
*)grab_object( current
);
265 wake_up( &info
->obj
, 0 );
269 req
->start_flags
= STARTF_USESTDHANDLES
;
271 set_req_data_size( req
, 0 );
273 req
->create_flags
= process
->create_flags
;
274 req
->server_start
= server_start_ticks
;
278 /* destroy a process when its refcount is 0 */
279 static void process_destroy( struct object
*obj
)
281 struct process
*process
= (struct process
*)obj
;
282 assert( obj
->ops
== &process_ops
);
284 /* we can't have a thread remaining */
285 assert( !process
->thread_list
);
286 if (process
->next
) process
->next
->prev
= process
->prev
;
287 if (process
->prev
) process
->prev
->next
= process
->next
;
288 else first_process
= process
->next
;
289 if (process
->init_event
) release_object( process
->init_event
);
290 if (process
->idle_event
) release_object( process
->idle_event
);
291 if (process
->queue
) release_object( process
->queue
);
292 if (process
->atom_table
) release_object( process
->atom_table
);
293 if (process
->exe
.file
) release_object( process
->exe
.file
);
296 /* dump a process on stdout for debugging purposes */
297 static void process_dump( struct object
*obj
, int verbose
)
299 struct process
*process
= (struct process
*)obj
;
300 assert( obj
->ops
== &process_ops
);
302 fprintf( stderr
, "Process next=%p prev=%p console=%p/%p handles=%p\n",
303 process
->next
, process
->prev
, process
->console_in
, process
->console_out
,
307 static int process_signaled( struct object
*obj
, struct thread
*thread
)
309 struct process
*process
= (struct process
*)obj
;
310 return !process
->running_threads
;
314 static void startup_info_destroy( struct object
*obj
)
316 struct startup_info
*info
= (struct startup_info
*)obj
;
317 assert( obj
->ops
== &startup_info_ops
);
318 if (info
->filename
) free( info
->filename
);
319 if (info
->exe_file
) release_object( info
->exe_file
);
320 if (info
->process
) release_object( info
->process
);
321 if (info
->thread
) release_object( info
->thread
);
324 info
->owner
->info
= NULL
;
325 release_object( info
->owner
);
329 static void startup_info_dump( struct object
*obj
, int verbose
)
331 struct startup_info
*info
= (struct startup_info
*)obj
;
332 assert( obj
->ops
== &startup_info_ops
);
334 fprintf( stderr
, "Startup info flags=%x in=%d out=%d err=%d name='%s'\n",
335 info
->start_flags
, info
->hstdin
, info
->hstdout
, info
->hstderr
, info
->filename
);
338 static int startup_info_signaled( struct object
*obj
, struct thread
*thread
)
340 struct startup_info
*info
= (struct startup_info
*)obj
;
341 return (info
->thread
!= NULL
);
345 /* get a process from an id (and increment the refcount) */
346 struct process
*get_process_from_id( void *id
)
348 struct process
*p
= first_process
;
349 while (p
&& (p
!= id
)) p
= p
->next
;
350 if (p
) grab_object( p
);
351 else set_error( STATUS_INVALID_PARAMETER
);
355 /* get a process from a handle (and increment the refcount) */
356 struct process
*get_process_from_handle( handle_t handle
, unsigned int access
)
358 return (struct process
*)get_handle_obj( current
->process
, handle
,
359 access
, &process_ops
);
362 /* add a dll to a process list */
363 static struct process_dll
*process_load_dll( struct process
*process
, struct file
*file
,
366 struct process_dll
*dll
;
368 /* make sure we don't already have one with the same base address */
369 for (dll
= process
->exe
.next
; dll
; dll
= dll
->next
) if (dll
->base
== base
)
371 set_error( STATUS_INVALID_PARAMETER
);
375 if ((dll
= mem_alloc( sizeof(*dll
) )))
377 dll
->prev
= &process
->exe
;
380 if (file
) dll
->file
= (struct file
*)grab_object( file
);
381 if ((dll
->next
= process
->exe
.next
)) dll
->next
->prev
= dll
;
382 process
->exe
.next
= dll
;
387 /* remove a dll from a process list */
388 static void process_unload_dll( struct process
*process
, void *base
)
390 struct process_dll
*dll
;
392 for (dll
= process
->exe
.next
; dll
; dll
= dll
->next
)
394 if (dll
->base
== base
)
396 if (dll
->file
) release_object( dll
->file
);
397 if (dll
->next
) dll
->next
->prev
= dll
->prev
;
398 if (dll
->prev
) dll
->prev
->next
= dll
->next
;
400 generate_debug_event( current
, UNLOAD_DLL_DEBUG_EVENT
, base
);
404 set_error( STATUS_INVALID_PARAMETER
);
407 /* a process has been killed (i.e. its last thread died) */
408 static void process_killed( struct process
*process
)
410 assert( !process
->thread_list
);
411 gettimeofday( &process
->end_time
, NULL
);
412 if (process
->handles
) release_object( process
->handles
);
413 process
->handles
= NULL
;
414 free_console( process
);
415 while (process
->exe
.next
)
417 struct process_dll
*dll
= process
->exe
.next
;
418 process
->exe
.next
= dll
->next
;
419 if (dll
->file
) release_object( dll
->file
);
422 if (process
->exe
.file
) release_object( process
->exe
.file
);
423 process
->exe
.file
= NULL
;
424 wake_up( &process
->obj
, 0 );
425 if (!--running_processes
)
427 /* last process died, close global handles */
428 close_global_handles();
429 /* this will cause the select loop to terminate */
430 if (!persistent_server
) close_master_socket();
434 /* add a thread to a process running threads list */
435 void add_process_thread( struct process
*process
, struct thread
*thread
)
437 thread
->proc_next
= process
->thread_list
;
438 thread
->proc_prev
= NULL
;
439 if (thread
->proc_next
) thread
->proc_next
->proc_prev
= thread
;
440 process
->thread_list
= thread
;
441 if (!process
->running_threads
++) running_processes
++;
442 grab_object( thread
);
445 /* remove a thread from a process running threads list */
446 void remove_process_thread( struct process
*process
, struct thread
*thread
)
448 assert( process
->running_threads
> 0 );
449 assert( process
->thread_list
);
451 if (thread
->proc_next
) thread
->proc_next
->proc_prev
= thread
->proc_prev
;
452 if (thread
->proc_prev
) thread
->proc_prev
->proc_next
= thread
->proc_next
;
453 else process
->thread_list
= thread
->proc_next
;
455 if (!--process
->running_threads
)
457 /* we have removed the last running thread, exit the process */
458 process
->exit_code
= thread
->exit_code
;
459 generate_debug_event( thread
, EXIT_PROCESS_DEBUG_EVENT
, process
);
460 process_killed( process
);
462 else generate_debug_event( thread
, EXIT_THREAD_DEBUG_EVENT
, thread
);
463 release_object( thread
);
466 /* suspend all the threads of a process */
467 void suspend_process( struct process
*process
)
469 if (!process
->suspend
++)
471 struct thread
*thread
= process
->thread_list
;
472 for (; thread
; thread
= thread
->proc_next
)
474 if (!thread
->suspend
) stop_thread( thread
);
479 /* resume all the threads of a process */
480 void resume_process( struct process
*process
)
482 assert (process
->suspend
> 0);
483 if (!--process
->suspend
)
485 struct thread
*thread
= process
->thread_list
;
486 for (; thread
; thread
= thread
->proc_next
)
488 if (!thread
->suspend
) continue_thread( thread
);
493 /* kill a process on the spot */
494 static void kill_process( struct process
*process
, struct thread
*skip
, int exit_code
)
496 struct thread
*thread
= process
->thread_list
;
499 struct thread
*next
= thread
->proc_next
;
500 thread
->exit_code
= exit_code
;
501 if (thread
!= skip
) kill_thread( thread
, 1 );
506 /* kill all processes being debugged by a given thread */
507 void kill_debugged_processes( struct thread
*debugger
, int exit_code
)
509 for (;;) /* restart from the beginning of the list every time */
511 struct process
*process
= first_process
;
512 /* find the first process being debugged by 'debugger' and still running */
513 while (process
&& (process
->debugger
!= debugger
|| !process
->running_threads
))
514 process
= process
->next
;
515 if (!process
) return;
516 process
->debugger
= NULL
;
517 kill_process( process
, NULL
, exit_code
);
521 /* get all information about a process */
522 static void get_process_info( struct process
*process
, struct get_process_info_request
*req
)
525 req
->debugged
= (process
->debugger
!= 0);
526 req
->exit_code
= process
->exit_code
;
527 req
->priority
= process
->priority
;
528 req
->process_affinity
= process
->affinity
;
529 req
->system_affinity
= 1;
532 /* set all information about a process */
533 static void set_process_info( struct process
*process
,
534 struct set_process_info_request
*req
)
536 if (req
->mask
& SET_PROCESS_INFO_PRIORITY
)
537 process
->priority
= req
->priority
;
538 if (req
->mask
& SET_PROCESS_INFO_AFFINITY
)
540 if (req
->affinity
!= 1) set_error( STATUS_INVALID_PARAMETER
);
541 else process
->affinity
= req
->affinity
;
545 /* read data from a process memory space */
546 /* len is the total size (in ints), max is the size we can actually store in the output buffer */
547 /* we read the total size in all cases to check for permissions */
548 static void read_process_memory( struct process
*process
, const int *addr
,
549 size_t len
, size_t max
, int *dest
)
551 struct thread
*thread
= process
->thread_list
;
553 if ((unsigned int)addr
% sizeof(int)) /* address must be aligned */
555 set_error( STATUS_INVALID_PARAMETER
);
558 if (!thread
) /* process is dead */
560 set_error( STATUS_ACCESS_DENIED
);
563 if (suspend_for_ptrace( thread
))
565 while (len
> 0 && max
)
567 if (read_thread_int( thread
, addr
++, dest
++ ) == -1) goto done
;
571 /* check the rest for read permission */
574 int dummy
, page
= get_page_size() / sizeof(int);
579 if (read_thread_int( thread
, addr
- 1, &dummy
) == -1) goto done
;
581 if (len
&& (read_thread_int( thread
, addr
+ len
- 1, &dummy
) == -1)) goto done
;
584 resume_thread( thread
);
588 /* write data to a process memory space */
589 /* len is the total size (in ints), max is the size we can actually read from the input buffer */
590 /* we check the total size for write permissions */
591 static void write_process_memory( struct process
*process
, int *addr
, size_t len
,
592 size_t max
, unsigned int first_mask
,
593 unsigned int last_mask
, const int *src
)
595 struct thread
*thread
= process
->thread_list
;
597 if (!len
|| ((unsigned int)addr
% sizeof(int))) /* address must be aligned */
599 set_error( STATUS_INVALID_PARAMETER
);
602 if (!thread
) /* process is dead */
604 set_error( STATUS_ACCESS_DENIED
);
607 if (suspend_for_ptrace( thread
))
609 /* first word is special */
612 if (write_thread_int( thread
, addr
++, *src
++, first_mask
) == -1) goto done
;
616 else last_mask
&= first_mask
;
618 while (len
> 1 && max
)
620 if (write_thread_int( thread
, addr
++, *src
++, ~0 ) == -1) goto done
;
627 /* last word is special too */
628 if (write_thread_int( thread
, addr
, *src
, last_mask
) == -1) goto done
;
632 /* check the rest for write permission */
633 int page
= get_page_size() / sizeof(int);
638 if (write_thread_int( thread
, addr
- 1, 0, 0 ) == -1) goto done
;
640 if (len
&& (write_thread_int( thread
, addr
+ len
- 1, 0, 0 ) == -1)) goto done
;
643 resume_thread( thread
);
647 /* take a snapshot of currently running processes */
648 struct process_snapshot
*process_snap( int *count
)
650 struct process_snapshot
*snapshot
, *ptr
;
651 struct process
*process
;
652 if (!running_processes
) return NULL
;
653 if (!(snapshot
= mem_alloc( sizeof(*snapshot
) * running_processes
)))
656 for (process
= first_process
; process
; process
= process
->next
)
658 if (!process
->running_threads
) continue;
659 ptr
->process
= process
;
660 ptr
->threads
= process
->running_threads
;
661 ptr
->count
= process
->obj
.refcount
;
662 ptr
->priority
= process
->priority
;
663 grab_object( process
);
666 *count
= running_processes
;
670 /* take a snapshot of the modules of a process */
671 struct module_snapshot
*module_snap( struct process
*process
, int *count
)
673 struct module_snapshot
*snapshot
, *ptr
;
674 struct process_dll
*dll
;
677 for (dll
= &process
->exe
; dll
; dll
= dll
->next
) total
++;
678 if (!(snapshot
= mem_alloc( sizeof(*snapshot
) * total
))) return NULL
;
680 for (ptr
= snapshot
, dll
= &process
->exe
; dll
; dll
= dll
->next
, ptr
++)
682 ptr
->base
= dll
->base
;
689 /* create a new process */
690 DECL_HANDLER(new_process
)
692 size_t len
= get_req_data_size( req
);
693 struct startup_info
*info
;
697 fatal_protocol_error( current
, "new_process: another process is being created\n" );
701 /* build the startup info for a new process */
702 if (!(info
= alloc_object( &startup_info_ops
, -1 ))) return;
703 info
->inherit_all
= req
->inherit_all
;
704 info
->create_flags
= req
->create_flags
;
705 info
->start_flags
= req
->start_flags
;
706 info
->hstdin
= req
->hstdin
;
707 info
->hstdout
= req
->hstdout
;
708 info
->hstderr
= req
->hstderr
;
709 info
->cmd_show
= req
->cmd_show
;
710 info
->exe_file
= NULL
;
711 info
->filename
= NULL
;
712 info
->owner
= (struct thread
*)grab_object( current
);
713 info
->process
= NULL
;
717 !(info
->exe_file
= get_file_obj( current
->process
, req
->exe_file
, GENERIC_READ
)))
720 if (!(info
->filename
= mem_alloc( len
+ 1 ))) goto done
;
722 memcpy( info
->filename
, get_req_data(req
), len
);
723 info
->filename
[len
] = 0;
724 current
->info
= info
;
725 req
->info
= alloc_handle( current
->process
, info
, SYNCHRONIZE
, FALSE
);
728 release_object( info
);
731 /* Retrieve information about a newly started process */
732 DECL_HANDLER(get_new_process_info
)
734 struct startup_info
*info
;
738 if ((info
= (struct startup_info
*)get_handle_obj( current
->process
, req
->info
,
739 0, &startup_info_ops
)))
741 req
->pid
= get_process_id( info
->process
);
742 req
->tid
= get_thread_id( info
->thread
);
743 req
->phandle
= alloc_handle( current
->process
, info
->process
,
744 PROCESS_ALL_ACCESS
, req
->pinherit
);
745 req
->thandle
= alloc_handle( current
->process
, info
->thread
,
746 THREAD_ALL_ACCESS
, req
->tinherit
);
747 if (info
->process
->init_event
)
748 req
->event
= alloc_handle( current
->process
, info
->process
->init_event
,
749 EVENT_ALL_ACCESS
, 0 );
750 release_object( info
);
761 /* initialize a new process */
762 DECL_HANDLER(init_process
)
764 if (!current
->unix_pid
)
766 fatal_protocol_error( current
, "init_process: init_thread not called yet\n" );
769 current
->process
->ldt_copy
= req
->ldt_copy
;
770 init_process( req
->ppid
, req
);
773 /* signal the end of the process initialization */
774 DECL_HANDLER(init_process_done
)
777 struct process
*process
= current
->process
;
778 if (!process
->init_event
)
780 fatal_protocol_error( current
, "init_process_done: no event\n" );
783 process
->exe
.base
= req
->module
;
784 process
->exe
.name
= req
->name
;
786 if (req
->exe_file
&& (file
= get_file_obj( current
->process
, req
->exe_file
, GENERIC_READ
)))
788 if (process
->exe
.file
) release_object( process
->exe
.file
);
789 process
->exe
.file
= file
;
791 generate_startup_debug_events( current
->process
, req
->entry
);
792 set_event( process
->init_event
);
793 release_object( process
->init_event
);
794 process
->init_event
= NULL
;
795 if (req
->gui
) process
->idle_event
= create_event( NULL
, 0, 1, 0 );
796 if (current
->suspend
+ current
->process
->suspend
> 0) stop_thread( current
);
797 req
->debugged
= (current
->process
->debugger
!= 0);
800 /* open a handle to a process */
801 DECL_HANDLER(open_process
)
803 struct process
*process
= get_process_from_id( req
->pid
);
807 req
->handle
= alloc_handle( current
->process
, process
, req
->access
, req
->inherit
);
808 release_object( process
);
812 /* terminate a process */
813 DECL_HANDLER(terminate_process
)
815 struct process
*process
;
817 if ((process
= get_process_from_handle( req
->handle
, PROCESS_TERMINATE
)))
819 req
->self
= (current
->process
== process
);
820 kill_process( process
, current
, req
->exit_code
);
821 release_object( process
);
825 /* fetch information about a process */
826 DECL_HANDLER(get_process_info
)
828 struct process
*process
;
830 if ((process
= get_process_from_handle( req
->handle
, PROCESS_QUERY_INFORMATION
)))
832 get_process_info( process
, req
);
833 release_object( process
);
837 /* set information about a process */
838 DECL_HANDLER(set_process_info
)
840 struct process
*process
;
842 if ((process
= get_process_from_handle( req
->handle
, PROCESS_SET_INFORMATION
)))
844 set_process_info( process
, req
);
845 release_object( process
);
849 /* read data from a process address space */
850 DECL_HANDLER(read_process_memory
)
852 struct process
*process
;
854 if ((process
= get_process_from_handle( req
->handle
, PROCESS_VM_READ
)))
856 size_t maxlen
= get_req_data_size(req
) / sizeof(int);
857 read_process_memory( process
, req
->addr
, req
->len
, maxlen
, get_req_data(req
) );
858 release_object( process
);
862 /* write data to a process address space */
863 DECL_HANDLER(write_process_memory
)
865 struct process
*process
;
867 if ((process
= get_process_from_handle( req
->handle
, PROCESS_VM_WRITE
)))
869 size_t maxlen
= get_req_data_size(req
) / sizeof(int);
870 write_process_memory( process
, req
->addr
, req
->len
, maxlen
,
871 req
->first_mask
, req
->last_mask
, get_req_data(req
) );
872 release_object( process
);
876 /* notify the server that a dll has been loaded */
877 DECL_HANDLER(load_dll
)
879 struct process_dll
*dll
;
880 struct file
*file
= NULL
;
883 !(file
= get_file_obj( current
->process
, req
->handle
, GENERIC_READ
))) return;
885 if ((dll
= process_load_dll( current
->process
, file
, req
->base
)))
887 dll
->dbg_offset
= req
->dbg_offset
;
888 dll
->dbg_size
= req
->dbg_size
;
889 dll
->name
= req
->name
;
890 /* only generate event if initialization is done */
891 if (!current
->process
->init_event
)
892 generate_debug_event( current
, LOAD_DLL_DEBUG_EVENT
, dll
);
894 if (file
) release_object( file
);
897 /* notify the server that a dll is being unloaded */
898 DECL_HANDLER(unload_dll
)
900 process_unload_dll( current
->process
, req
->base
);
903 /* wait for a process to start waiting on input */
904 /* FIXME: only returns event for now, wait is done in the client */
905 DECL_HANDLER(wait_input_idle
)
907 struct process
*process
;
910 if ((process
= get_process_from_handle( req
->handle
, PROCESS_QUERY_INFORMATION
)))
912 if (process
->idle_event
&& process
!= current
->process
&& process
->queue
!= current
->queue
)
913 req
->event
= alloc_handle( current
->process
, process
->idle_event
,
914 EVENT_ALL_ACCESS
, 0 );
915 release_object( process
);