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
53 /* process structure */
55 static struct list process_list = LIST_INIT(process_list);
56 static int running_processes;
58 /* process operations */
60 static void process_dump( struct object *obj, int verbose );
61 static int process_signaled( struct object *obj, struct thread *thread );
62 static unsigned int process_map_access( struct object *obj, unsigned int access );
63 static void process_poll_event( struct fd *fd, int event );
64 static void process_destroy( struct object *obj );
66 static const struct object_ops process_ops =
68 sizeof(struct process), /* size */
69 process_dump, /* dump */
70 add_queue, /* add_queue */
71 remove_queue, /* remove_queue */
72 process_signaled, /* signaled */
73 no_satisfied, /* satisfied */
74 no_signal, /* signal */
75 no_get_fd, /* get_fd */
76 process_map_access, /* map_access */
77 no_lookup_name, /* lookup_name */
78 no_close_handle, /* close_handle */
79 process_destroy /* destroy */
82 static const struct fd_ops process_fd_ops =
84 NULL, /* get_poll_events */
85 process_poll_event, /* poll_event */
87 no_get_file_info, /* get_file_info */
88 no_queue_async, /* queue_async */
89 no_cancel_async /* cancel async */
92 /* process startup info */
96 struct object obj; /* object header */
97 obj_handle_t hstdin; /* handle for stdin */
98 obj_handle_t hstdout; /* handle for stdout */
99 obj_handle_t hstderr; /* handle for stderr */
100 struct file *exe_file; /* file handle for main exe */
101 struct process *process; /* created process */
102 data_size_t data_size; /* size of startup data */
103 void *data; /* data for startup info */
106 static void startup_info_dump( struct object *obj, int verbose );
107 static int startup_info_signaled( struct object *obj, struct thread *thread );
108 static void startup_info_destroy( struct object *obj );
110 static const struct object_ops startup_info_ops =
112 sizeof(struct startup_info), /* size */
113 startup_info_dump, /* dump */
114 add_queue, /* add_queue */
115 remove_queue, /* remove_queue */
116 startup_info_signaled, /* signaled */
117 no_satisfied, /* satisfied */
118 no_signal, /* signal */
119 no_get_fd, /* get_fd */
120 no_map_access, /* map_access */
121 no_lookup_name, /* lookup_name */
122 no_close_handle, /* close_handle */
123 startup_info_destroy /* destroy */
129 void *ptr; /* entry ptr */
130 unsigned int next; /* next free entry */
133 static struct ptid_entry *ptid_entries; /* array of ptid entries */
134 static unsigned int used_ptid_entries; /* number of entries in use */
135 static unsigned int alloc_ptid_entries; /* number of allocated entries */
136 static unsigned int next_free_ptid; /* next free entry */
137 static unsigned int last_free_ptid; /* last free entry */
139 #define PTID_OFFSET 8 /* offset for first ptid value */
141 /* allocate a new process or thread id */
142 unsigned int alloc_ptid( void *ptr )
144 struct ptid_entry *entry;
147 if (used_ptid_entries < alloc_ptid_entries)
149 id = used_ptid_entries + PTID_OFFSET;
150 entry = &ptid_entries[used_ptid_entries++];
152 else if (next_free_ptid)
155 entry = &ptid_entries[id - PTID_OFFSET];
156 if (!(next_free_ptid = entry->next)) last_free_ptid = 0;
158 else /* need to grow the array */
160 unsigned int count = alloc_ptid_entries + (alloc_ptid_entries / 2);
161 if (!count) count = 64;
162 if (!(entry = realloc( ptid_entries, count * sizeof(*entry) )))
164 set_error( STATUS_NO_MEMORY );
167 ptid_entries = entry;
168 alloc_ptid_entries = count;
169 id = used_ptid_entries + PTID_OFFSET;
170 entry = &ptid_entries[used_ptid_entries++];
177 /* free a process or thread id */
178 void free_ptid( unsigned int id )
180 struct ptid_entry *entry = &ptid_entries[id - PTID_OFFSET];
185 /* append to end of free list so that we don't reuse it too early */
186 if (last_free_ptid) ptid_entries[last_free_ptid - PTID_OFFSET].next = id;
187 else next_free_ptid = id;
192 /* retrieve the pointer corresponding to a process or thread id */
193 void *get_ptid_entry( unsigned int id )
195 if (id < PTID_OFFSET) return NULL;
196 if (id - PTID_OFFSET >= used_ptid_entries) return NULL;
197 return ptid_entries[id - PTID_OFFSET].ptr;
200 /* return the main thread of the process */
201 struct thread *get_process_first_thread( struct process *process )
203 struct list *ptr = list_head( &process->thread_list );
204 if (!ptr) return NULL;
205 return LIST_ENTRY( ptr, struct thread, proc_entry );
208 /* set the state of the process startup info */
209 static void set_process_startup_state( struct process *process, enum startup_state state )
211 if (process->startup_state == STARTUP_IN_PROGRESS) process->startup_state = state;
212 if (process->startup_info)
214 wake_up( &process->startup_info->obj, 0 );
215 release_object( process->startup_info );
216 process->startup_info = NULL;
220 /* final cleanup once we are sure a process is really dead */
221 static void process_died( struct process *process )
223 if (debug_level) fprintf( stderr, "%04x: *process killed*\n", process->id );
224 release_object( process );
225 if (!--running_processes) close_master_socket();
228 /* callback for process sigkill timeout */
229 static void process_sigkill( void *private )
231 struct process *process = private;
233 process->sigkill_timeout = NULL;
234 kill( process->unix_pid, SIGKILL );
235 process_died( process );
238 /* start the sigkill timer for a process upon exit */
239 static void start_sigkill_timer( struct process *process )
241 grab_object( process );
242 if (process->unix_pid != -1 && process->msg_fd)
244 struct timeval when = current_time;
246 add_timeout( &when, 1000 );
247 process->sigkill_timeout = add_timeout_user( &when, process_sigkill, process );
249 else process_died( process );
252 /* create a new process and its main thread */
253 /* if the function fails the fd is closed */
254 struct thread *create_process( int fd, struct thread *parent_thread, int inherit_all )
256 struct process *process;
257 struct thread *thread = NULL;
260 if (!(process = alloc_object( &process_ops )))
265 process->parent = NULL;
266 process->debugger = NULL;
267 process->handles = NULL;
268 process->msg_fd = NULL;
269 process->sigkill_timeout = NULL;
270 process->unix_pid = -1;
271 process->exit_code = STILL_ACTIVE;
272 process->running_threads = 0;
273 process->priority = PROCESS_PRIOCLASS_NORMAL;
274 process->affinity = 1;
275 process->suspend = 0;
276 process->create_flags = 0;
277 process->console = NULL;
278 process->startup_state = STARTUP_IN_PROGRESS;
279 process->startup_info = NULL;
280 process->idle_event = NULL;
281 process->queue = NULL;
283 process->ldt_copy = NULL;
284 process->winstation = 0;
285 process->desktop = 0;
286 process->token = token_create_admin();
287 list_init( &process->thread_list );
288 list_init( &process->locks );
289 list_init( &process->classes );
290 list_init( &process->dlls );
292 process->start_time = current_time;
293 process->end_time.tv_sec = process->end_time.tv_usec = 0;
294 list_add_head( &process_list, &process->entry );
296 if (!(process->id = process->group_id = alloc_ptid( process )))
301 if (!(process->msg_fd = create_anonymous_fd( &process_fd_ops, fd, &process->obj ))) goto error;
303 /* create the handle table */
304 if (!parent_thread) process->handles = alloc_handle_table( process, 0 );
307 struct process *parent = parent_thread->process;
308 process->parent = (struct process *)grab_object( parent );
309 process->handles = inherit_all ? copy_handle_table( process, parent )
310 : alloc_handle_table( process, 0 );
312 if (!process->handles) goto error;
314 /* create the main thread */
315 if (pipe( request_pipe ) == -1)
320 if (send_client_fd( process, request_pipe[1], 0 ) == -1)
322 close( request_pipe[0] );
323 close( request_pipe[1] );
326 close( request_pipe[1] );
327 if (!(thread = create_thread( request_pipe[0], process ))) goto error;
329 set_fd_events( process->msg_fd, POLLIN ); /* start listening to events */
330 release_object( process );
334 if (process) release_object( process );
335 /* if we failed to start our first process, close everything down */
336 if (!running_processes) close_master_socket();
340 /* initialize the current process and fill in the request */
341 data_size_t init_process( struct thread *thread )
343 struct process *process = thread->process;
344 struct startup_info *info = process->startup_info;
347 return info->data_size;
350 /* destroy a process when its refcount is 0 */
351 static void process_destroy( struct object *obj )
353 struct process *process = (struct process *)obj;
354 assert( obj->ops == &process_ops );
356 /* we can't have a thread remaining */
357 assert( list_empty( &process->thread_list ));
359 assert( !process->sigkill_timeout ); /* timeout should hold a reference to the process */
361 set_process_startup_state( process, STARTUP_ABORTED );
362 if (process->console) release_object( process->console );
363 if (process->parent) release_object( process->parent );
364 if (process->msg_fd) release_object( process->msg_fd );
365 list_remove( &process->entry );
366 if (process->idle_event) release_object( process->idle_event );
367 if (process->queue) release_object( process->queue );
368 if (process->id) free_ptid( process->id );
369 if (process->token) release_object( process->token );
372 /* dump a process on stdout for debugging purposes */
373 static void process_dump( struct object *obj, int verbose )
375 struct process *process = (struct process *)obj;
376 assert( obj->ops == &process_ops );
378 fprintf( stderr, "Process id=%04x handles=%p\n", process->id, process->handles );
381 static int process_signaled( struct object *obj, struct thread *thread )
383 struct process *process = (struct process *)obj;
384 return !process->running_threads;
387 static unsigned int process_map_access( struct object *obj, unsigned int access )
389 if (access & GENERIC_READ) access |= STANDARD_RIGHTS_READ | SYNCHRONIZE;
390 if (access & GENERIC_WRITE) access |= STANDARD_RIGHTS_WRITE | SYNCHRONIZE;
391 if (access & GENERIC_EXECUTE) access |= STANDARD_RIGHTS_EXECUTE;
392 if (access & GENERIC_ALL) access |= PROCESS_ALL_ACCESS;
393 return access & ~(GENERIC_READ | GENERIC_WRITE | GENERIC_EXECUTE | GENERIC_ALL);
396 static void process_poll_event( struct fd *fd, int event )
398 struct process *process = get_fd_user( fd );
399 assert( process->obj.ops == &process_ops );
401 if (event & (POLLERR | POLLHUP))
403 release_object( process->msg_fd );
404 process->msg_fd = NULL;
405 if (process->sigkill_timeout) /* already waiting for it to die */
407 remove_timeout_user( process->sigkill_timeout );
408 process->sigkill_timeout = NULL;
409 process_died( process );
411 else kill_process( process, 0 );
413 else if (event & POLLIN) receive_fd( process );
416 static void startup_info_destroy( struct object *obj )
418 struct startup_info *info = (struct startup_info *)obj;
419 assert( obj->ops == &startup_info_ops );
421 if (info->exe_file) release_object( info->exe_file );
422 if (info->process) release_object( info->process );
425 static void startup_info_dump( struct object *obj, int verbose )
427 struct startup_info *info = (struct startup_info *)obj;
428 assert( obj->ops == &startup_info_ops );
430 fprintf( stderr, "Startup info in=%p out=%p err=%p\n",
431 info->hstdin, info->hstdout, info->hstderr );
434 static int startup_info_signaled( struct object *obj, struct thread *thread )
436 struct startup_info *info = (struct startup_info *)obj;
437 return info->process && info->process->startup_state != STARTUP_IN_PROGRESS;
440 /* get a process from an id (and increment the refcount) */
441 struct process *get_process_from_id( process_id_t id )
443 struct object *obj = get_ptid_entry( id );
445 if (obj && obj->ops == &process_ops) return (struct process *)grab_object( obj );
446 set_error( STATUS_INVALID_PARAMETER );
450 /* get a process from a handle (and increment the refcount) */
451 struct process *get_process_from_handle( obj_handle_t handle, unsigned int access )
453 return (struct process *)get_handle_obj( current->process, handle,
454 access, &process_ops );
457 /* find a dll from its base address */
458 static inline struct process_dll *find_process_dll( struct process *process, void *base )
460 struct process_dll *dll;
462 LIST_FOR_EACH_ENTRY( dll, &process->dlls, struct process_dll, entry )
464 if (dll->base == base) return dll;
469 /* add a dll to a process list */
470 static struct process_dll *process_load_dll( struct process *process, struct file *file,
471 void *base, const WCHAR *filename, data_size_t name_len )
473 struct process_dll *dll;
475 /* make sure we don't already have one with the same base address */
476 if (find_process_dll( process, base ))
478 set_error( STATUS_INVALID_PARAMETER );
482 if ((dll = mem_alloc( sizeof(*dll) )))
486 dll->filename = NULL;
487 dll->namelen = name_len;
488 if (name_len && !(dll->filename = memdup( filename, name_len )))
493 if (file) dll->file = (struct file *)grab_object( file );
494 list_add_tail( &process->dlls, &dll->entry );
499 /* remove a dll from a process list */
500 static void process_unload_dll( struct process *process, void *base )
502 struct process_dll *dll = find_process_dll( process, base );
504 if (dll && (&dll->entry != list_head( &process->dlls ))) /* main exe can't be unloaded */
506 if (dll->file) release_object( dll->file );
507 free( dll->filename );
508 list_remove( &dll->entry );
510 generate_debug_event( current, UNLOAD_DLL_DEBUG_EVENT, base );
512 else set_error( STATUS_INVALID_PARAMETER );
515 /* terminate a process with the given exit code */
516 static void terminate_process( struct process *process, struct thread *skip, int exit_code )
520 if (skip && skip->process == process) /* move it to the end of the list */
522 assert( skip->state != TERMINATED );
523 list_remove( &skip->proc_entry );
524 list_add_tail( &process->thread_list, &skip->proc_entry );
527 grab_object( process ); /* make sure it doesn't get freed when threads die */
528 while ((ptr = list_head( &process->thread_list )))
530 struct thread *thread = LIST_ENTRY( ptr, struct thread, proc_entry );
532 if (exit_code) thread->exit_code = exit_code;
533 if (thread == skip) break;
534 kill_thread( thread, 1 );
536 release_object( process );
539 /* kill all processes */
540 void kill_all_processes( struct process *skip, int exit_code )
544 struct process *process;
546 LIST_FOR_EACH_ENTRY( process, &process_list, struct process, entry )
548 if (process == skip) continue;
549 if (process->running_threads) break;
551 if (&process->entry == &process_list) break; /* no process found */
552 terminate_process( process, NULL, exit_code );
556 /* kill all processes being attached to a console renderer */
557 void kill_console_processes( struct thread *renderer, int exit_code )
559 for (;;) /* restart from the beginning of the list every time */
561 struct process *process;
563 /* find the first process being attached to 'renderer' and still running */
564 LIST_FOR_EACH_ENTRY( process, &process_list, struct process, entry )
566 if (process == renderer->process) continue;
567 if (!process->running_threads) continue;
568 if (process->console && process->console->renderer == renderer) break;
570 if (&process->entry == &process_list) break; /* no process found */
571 terminate_process( process, NULL, exit_code );
575 /* a process has been killed (i.e. its last thread died) */
576 static void process_killed( struct process *process )
578 struct handle_table *handles;
581 assert( list_empty( &process->thread_list ));
582 process->end_time = current_time;
583 close_process_desktop( process );
584 handles = process->handles;
585 process->handles = NULL;
586 if (handles) release_object( handles );
588 /* close the console attached to this process, if any */
589 free_console( process );
591 while ((ptr = list_head( &process->dlls )))
593 struct process_dll *dll = LIST_ENTRY( ptr, struct process_dll, entry );
594 if (dll->file) release_object( dll->file );
595 free( dll->filename );
596 list_remove( &dll->entry );
599 destroy_process_classes( process );
600 remove_process_locks( process );
601 set_process_startup_state( process, STARTUP_ABORTED );
602 start_sigkill_timer( process );
603 wake_up( &process->obj, 0 );
606 /* add a thread to a process running threads list */
607 void add_process_thread( struct process *process, struct thread *thread )
609 list_add_tail( &process->thread_list, &thread->proc_entry );
610 if (!process->running_threads++) running_processes++;
611 grab_object( thread );
614 /* remove a thread from a process running threads list */
615 void remove_process_thread( struct process *process, struct thread *thread )
617 assert( process->running_threads > 0 );
618 assert( !list_empty( &process->thread_list ));
620 list_remove( &thread->proc_entry );
622 if (!--process->running_threads)
624 /* we have removed the last running thread, exit the process */
625 process->exit_code = thread->exit_code;
626 generate_debug_event( thread, EXIT_PROCESS_DEBUG_EVENT, process );
627 process_killed( process );
629 else generate_debug_event( thread, EXIT_THREAD_DEBUG_EVENT, thread );
630 release_object( thread );
633 /* suspend all the threads of a process */
634 void suspend_process( struct process *process )
636 if (!process->suspend++)
638 struct list *ptr, *next;
640 LIST_FOR_EACH_SAFE( ptr, next, &process->thread_list )
642 struct thread *thread = LIST_ENTRY( ptr, struct thread, proc_entry );
643 if (!thread->suspend) stop_thread( thread );
648 /* resume all the threads of a process */
649 void resume_process( struct process *process )
651 assert (process->suspend > 0);
652 if (!--process->suspend)
654 struct list *ptr, *next;
656 LIST_FOR_EACH_SAFE( ptr, next, &process->thread_list )
658 struct thread *thread = LIST_ENTRY( ptr, struct thread, proc_entry );
659 if (!thread->suspend) wake_thread( thread );
664 /* kill a process on the spot */
665 void kill_process( struct process *process, int violent_death )
667 if (violent_death) terminate_process( process, NULL, 1 );
672 grab_object( process ); /* make sure it doesn't get freed when threads die */
673 while ((ptr = list_head( &process->thread_list )))
675 struct thread *thread = LIST_ENTRY( ptr, struct thread, proc_entry );
676 kill_thread( thread, 0 );
678 release_object( process );
682 /* kill all processes being debugged by a given thread */
683 void kill_debugged_processes( struct thread *debugger, int exit_code )
685 for (;;) /* restart from the beginning of the list every time */
687 struct process *process;
689 /* find the first process being debugged by 'debugger' and still running */
690 LIST_FOR_EACH_ENTRY( process, &process_list, struct process, entry )
692 if (!process->running_threads) continue;
693 if (process->debugger == debugger) break;
695 if (&process->entry == &process_list) break; /* no process found */
696 process->debugger = NULL;
697 terminate_process( process, NULL, exit_code );
702 /* trigger a breakpoint event in a given process */
703 void break_process( struct process *process )
705 struct thread *thread;
707 suspend_process( process );
709 LIST_FOR_EACH_ENTRY( thread, &process->thread_list, struct thread, proc_entry )
711 if (thread->context) /* inside an exception event already */
713 break_thread( thread );
717 if ((thread = get_process_first_thread( process ))) thread->debug_break = 1;
718 else set_error( STATUS_ACCESS_DENIED );
720 resume_process( process );
724 /* detach a debugger from all its debuggees */
725 void detach_debugged_processes( struct thread *debugger )
727 struct process *process;
729 LIST_FOR_EACH_ENTRY( process, &process_list, struct process, entry )
731 if (process->debugger == debugger && process->running_threads)
733 debugger_detach( process, debugger );
739 void enum_processes( int (*cb)(struct process*, void*), void *user )
741 struct list *ptr, *next;
743 LIST_FOR_EACH_SAFE( ptr, next, &process_list )
745 struct process *process = LIST_ENTRY( ptr, struct process, entry );
746 if ((cb)(process, user)) break;
750 /* set the debugged flag in the process PEB */
751 int set_process_debug_flag( struct process *process, int flag )
753 char data = (flag != 0);
755 /* BeingDebugged flag is the byte at offset 2 in the PEB */
756 return write_process_memory( process, (char *)process->peb + 2, 1, &data );
759 /* take a snapshot of currently running processes */
760 struct process_snapshot *process_snap( int *count )
762 struct process_snapshot *snapshot, *ptr;
763 struct process *process;
765 if (!running_processes) return NULL;
766 if (!(snapshot = mem_alloc( sizeof(*snapshot) * running_processes )))
769 LIST_FOR_EACH_ENTRY( process, &process_list, struct process, entry )
771 if (!process->running_threads) continue;
772 ptr->process = process;
773 ptr->threads = process->running_threads;
774 ptr->count = process->obj.refcount;
775 ptr->priority = process->priority;
776 ptr->handles = get_handle_table_count(process);
777 grab_object( process );
781 if (!(*count = ptr - snapshot))
789 /* take a snapshot of the modules of a process */
790 struct module_snapshot *module_snap( struct process *process, int *count )
792 struct module_snapshot *snapshot, *ptr;
793 struct process_dll *dll;
796 LIST_FOR_EACH_ENTRY( dll, &process->dlls, struct process_dll, entry ) total++;
797 if (!(snapshot = mem_alloc( sizeof(*snapshot) * total ))) return NULL;
800 LIST_FOR_EACH_ENTRY( dll, &process->dlls, struct process_dll, entry )
802 ptr->base = dll->base;
803 ptr->size = dll->size;
804 ptr->namelen = dll->namelen;
805 ptr->filename = memdup( dll->filename, dll->namelen );
813 /* create a new process */
814 DECL_HANDLER(new_process)
816 struct startup_info *info;
817 struct thread *thread;
818 struct process *process;
819 struct process *parent = current->process;
820 int socket_fd = thread_get_inflight_fd( current, req->socket_fd );
824 set_error( STATUS_INVALID_PARAMETER );
827 if (fcntl( socket_fd, F_SETFL, O_NONBLOCK ) == -1)
829 set_error( STATUS_INVALID_HANDLE );
834 /* build the startup info for a new process */
835 if (!(info = alloc_object( &startup_info_ops ))) return;
836 info->hstdin = req->hstdin;
837 info->hstdout = req->hstdout;
838 info->hstderr = req->hstderr;
839 info->exe_file = NULL;
840 info->process = NULL;
841 info->data_size = get_req_data_size();
845 !(info->exe_file = get_file_obj( current->process, req->exe_file, FILE_READ_DATA )))
848 if (!(info->data = memdup( get_req_data(), info->data_size ))) goto done;
850 if (!(thread = create_process( socket_fd, current, req->inherit_all ))) goto done;
851 process = thread->process;
852 process->create_flags = req->create_flags;
853 process->startup_info = (struct startup_info *)grab_object( info );
855 /* connect to the window station */
856 connect_process_winstation( process, current );
858 /* thread will be actually suspended in init_done */
859 if (req->create_flags & CREATE_SUSPENDED) thread->suspend++;
861 /* set the process console */
862 if (!(req->create_flags & (DETACHED_PROCESS | CREATE_NEW_CONSOLE)))
864 /* FIXME: some better error checking should be done...
865 * like if hConOut and hConIn are console handles, then they should be on the same
868 inherit_console( current, process, req->inherit_all ? req->hstdin : 0 );
871 if (!req->inherit_all && !(req->create_flags & CREATE_NEW_CONSOLE))
873 info->hstdin = duplicate_handle( parent, req->hstdin, process,
874 0, OBJ_INHERIT, DUPLICATE_SAME_ACCESS );
875 info->hstdout = duplicate_handle( parent, req->hstdout, process,
876 0, OBJ_INHERIT, DUPLICATE_SAME_ACCESS );
877 info->hstderr = duplicate_handle( parent, req->hstderr, process,
878 0, OBJ_INHERIT, DUPLICATE_SAME_ACCESS );
879 /* some handles above may have been invalid; this is not an error */
880 if (get_error() == STATUS_INVALID_HANDLE ||
881 get_error() == STATUS_OBJECT_TYPE_MISMATCH) clear_error();
884 /* attach to the debugger if requested */
885 if (req->create_flags & (DEBUG_PROCESS | DEBUG_ONLY_THIS_PROCESS))
886 set_process_debugger( process, current );
887 else if (parent->debugger && !(parent->create_flags & DEBUG_ONLY_THIS_PROCESS))
888 set_process_debugger( process, parent->debugger );
890 if (!(req->create_flags & CREATE_NEW_PROCESS_GROUP))
891 process->group_id = parent->group_id;
893 info->process = (struct process *)grab_object( process );
894 reply->info = alloc_handle( current->process, info, SYNCHRONIZE, 0 );
895 reply->pid = get_process_id( process );
896 reply->tid = get_thread_id( thread );
897 reply->phandle = alloc_handle( parent, process, req->process_access, req->process_attr );
898 reply->thandle = alloc_handle( parent, thread, req->thread_access, req->thread_attr );
901 release_object( info );
904 /* Retrieve information about a newly started process */
905 DECL_HANDLER(get_new_process_info)
907 struct startup_info *info;
909 if ((info = (struct startup_info *)get_handle_obj( current->process, req->info,
910 0, &startup_info_ops )))
912 reply->success = is_process_init_done( info->process );
913 reply->exit_code = info->process->exit_code;
914 release_object( info );
918 /* Retrieve the new process startup info */
919 DECL_HANDLER(get_startup_info)
921 struct process *process = current->process;
922 struct startup_info *info = process->startup_info;
927 if (info->exe_file &&
928 !(reply->exe_file = alloc_handle( process, info->exe_file, GENERIC_READ, 0 ))) return;
930 reply->hstdin = info->hstdin;
931 reply->hstdout = info->hstdout;
932 reply->hstderr = info->hstderr;
934 /* we return the data directly without making a copy so this can only be called once */
935 size = info->data_size;
936 if (size > get_reply_max_size()) size = get_reply_max_size();
937 set_reply_data_ptr( info->data, size );
942 /* signal the end of the process initialization */
943 DECL_HANDLER(init_process_done)
945 struct process_dll *dll;
946 struct process *process = current->process;
948 if (is_process_init_done(process))
950 set_error( STATUS_INVALID_PARAMETER );
953 if (!(dll = find_process_dll( process, req->module )))
955 set_error( STATUS_DLL_NOT_FOUND );
959 /* main exe is the first in the dll list */
960 list_remove( &dll->entry );
961 list_add_head( &process->dlls, &dll->entry );
963 generate_startup_debug_events( process, req->entry );
964 set_process_startup_state( process, STARTUP_DONE );
966 if (req->gui) process->idle_event = create_event( NULL, NULL, 0, 1, 0 );
967 if (current->suspend + process->suspend > 0) stop_thread( current );
968 if (process->debugger) set_process_debug_flag( process, 1 );
971 /* open a handle to a process */
972 DECL_HANDLER(open_process)
974 struct process *process = get_process_from_id( req->pid );
978 reply->handle = alloc_handle( current->process, process, req->access, req->attributes );
979 release_object( process );
983 /* terminate a process */
984 DECL_HANDLER(terminate_process)
986 struct process *process;
988 if ((process = get_process_from_handle( req->handle, PROCESS_TERMINATE )))
990 reply->self = (current->process == process);
991 terminate_process( process, current, req->exit_code );
992 release_object( process );
996 /* fetch information about a process */
997 DECL_HANDLER(get_process_info)
999 struct process *process;
1001 if ((process = get_process_from_handle( req->handle, PROCESS_QUERY_INFORMATION )))
1003 reply->pid = get_process_id( process );
1004 reply->ppid = process->parent ? get_process_id( process->parent ) : 0;
1005 reply->exit_code = process->exit_code;
1006 reply->priority = process->priority;
1007 reply->affinity = process->affinity;
1008 reply->peb = process->peb;
1009 reply->start_time.sec = process->start_time.tv_sec;
1010 reply->start_time.usec = process->start_time.tv_usec;
1011 reply->end_time.sec = process->end_time.tv_sec;
1012 reply->end_time.usec = process->end_time.tv_usec;
1013 release_object( process );
1017 /* set information about a process */
1018 DECL_HANDLER(set_process_info)
1020 struct process *process;
1022 if ((process = get_process_from_handle( req->handle, PROCESS_SET_INFORMATION )))
1024 if (req->mask & SET_PROCESS_INFO_PRIORITY) process->priority = req->priority;
1025 if (req->mask & SET_PROCESS_INFO_AFFINITY)
1027 if (req->affinity != 1) set_error( STATUS_INVALID_PARAMETER );
1028 else process->affinity = req->affinity;
1030 release_object( process );
1034 /* read data from a process address space */
1035 DECL_HANDLER(read_process_memory)
1037 struct process *process;
1038 data_size_t len = get_reply_max_size();
1040 if (!(process = get_process_from_handle( req->handle, PROCESS_VM_READ ))) return;
1044 char *buffer = mem_alloc( len );
1047 if (read_process_memory( process, req->addr, len, buffer ))
1048 set_reply_data_ptr( buffer, len );
1053 release_object( process );
1056 /* write data to a process address space */
1057 DECL_HANDLER(write_process_memory)
1059 struct process *process;
1061 if ((process = get_process_from_handle( req->handle, PROCESS_VM_WRITE )))
1063 data_size_t len = get_req_data_size();
1064 if (len) write_process_memory( process, req->addr, len, get_req_data() );
1065 else set_error( STATUS_INVALID_PARAMETER );
1066 release_object( process );
1070 /* notify the server that a dll has been loaded */
1071 DECL_HANDLER(load_dll)
1073 struct process_dll *dll;
1074 struct file *file = NULL;
1076 if (req->handle && !(file = get_file_obj( current->process, req->handle, FILE_READ_DATA )))
1079 if ((dll = process_load_dll( current->process, file, req->base,
1080 get_req_data(), get_req_data_size() )))
1082 dll->size = req->size;
1083 dll->dbg_offset = req->dbg_offset;
1084 dll->dbg_size = req->dbg_size;
1085 dll->name = req->name;
1086 /* only generate event if initialization is done */
1087 if (is_process_init_done( current->process ))
1088 generate_debug_event( current, LOAD_DLL_DEBUG_EVENT, dll );
1090 if (file) release_object( file );
1093 /* notify the server that a dll is being unloaded */
1094 DECL_HANDLER(unload_dll)
1096 process_unload_dll( current->process, req->base );
1099 /* retrieve information about a module in a process */
1100 DECL_HANDLER(get_dll_info)
1102 struct process *process;
1104 if ((process = get_process_from_handle( req->handle, PROCESS_QUERY_INFORMATION )))
1106 struct process_dll *dll = find_process_dll( process, req->base_address );
1110 reply->size = dll->size;
1111 reply->entry_point = NULL; /* FIXME */
1114 data_size_t len = min( dll->namelen, get_reply_max_size() );
1115 set_reply_data( dll->filename, len );
1119 set_error( STATUS_DLL_NOT_FOUND );
1121 release_object( process );
1125 /* retrieve the process idle event */
1126 DECL_HANDLER(get_process_idle_event)
1128 struct process *process;
1131 if ((process = get_process_from_handle( req->handle, PROCESS_QUERY_INFORMATION )))
1133 if (process->idle_event && process != current->process)
1134 reply->event = alloc_handle( current->process, process->idle_event,
1135 EVENT_ALL_ACCESS, 0 );
1136 release_object( process );