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 )
518 struct list *ptr, *next;
520 LIST_FOR_EACH_SAFE( ptr, next, &process->thread_list )
522 struct thread *thread = LIST_ENTRY( ptr, struct thread, proc_entry );
524 if (exit_code) thread->exit_code = exit_code;
525 if (thread != skip) kill_thread( thread, 1 );
529 /* kill all processes */
530 void kill_all_processes( struct process *skip, int exit_code )
534 struct process *process;
536 LIST_FOR_EACH_ENTRY( process, &process_list, struct process, entry )
538 if (process == skip) continue;
539 if (process->running_threads) break;
541 if (&process->entry == &process_list) break; /* no process found */
542 terminate_process( process, NULL, exit_code );
546 /* kill all processes being attached to a console renderer */
547 void kill_console_processes( struct thread *renderer, int exit_code )
549 for (;;) /* restart from the beginning of the list every time */
551 struct process *process;
553 /* find the first process being attached to 'renderer' and still running */
554 LIST_FOR_EACH_ENTRY( process, &process_list, struct process, entry )
556 if (process == renderer->process) continue;
557 if (!process->running_threads) continue;
558 if (process->console && process->console->renderer == renderer) break;
560 if (&process->entry == &process_list) break; /* no process found */
561 terminate_process( process, NULL, exit_code );
565 /* a process has been killed (i.e. its last thread died) */
566 static void process_killed( struct process *process )
568 struct handle_table *handles;
571 assert( list_empty( &process->thread_list ));
572 process->end_time = current_time;
573 close_process_desktop( process );
574 handles = process->handles;
575 process->handles = NULL;
576 if (handles) release_object( handles );
578 /* close the console attached to this process, if any */
579 free_console( process );
581 while ((ptr = list_head( &process->dlls )))
583 struct process_dll *dll = LIST_ENTRY( ptr, struct process_dll, entry );
584 if (dll->file) release_object( dll->file );
585 free( dll->filename );
586 list_remove( &dll->entry );
589 destroy_process_classes( process );
590 remove_process_locks( process );
591 set_process_startup_state( process, STARTUP_ABORTED );
592 start_sigkill_timer( process );
593 wake_up( &process->obj, 0 );
596 /* add a thread to a process running threads list */
597 void add_process_thread( struct process *process, struct thread *thread )
599 list_add_tail( &process->thread_list, &thread->proc_entry );
600 if (!process->running_threads++) running_processes++;
601 grab_object( thread );
604 /* remove a thread from a process running threads list */
605 void remove_process_thread( struct process *process, struct thread *thread )
607 assert( process->running_threads > 0 );
608 assert( !list_empty( &process->thread_list ));
610 list_remove( &thread->proc_entry );
612 if (!--process->running_threads)
614 /* we have removed the last running thread, exit the process */
615 process->exit_code = thread->exit_code;
616 generate_debug_event( thread, EXIT_PROCESS_DEBUG_EVENT, process );
617 process_killed( process );
619 else generate_debug_event( thread, EXIT_THREAD_DEBUG_EVENT, thread );
620 release_object( thread );
623 /* suspend all the threads of a process */
624 void suspend_process( struct process *process )
626 if (!process->suspend++)
628 struct list *ptr, *next;
630 LIST_FOR_EACH_SAFE( ptr, next, &process->thread_list )
632 struct thread *thread = LIST_ENTRY( ptr, struct thread, proc_entry );
633 if (!thread->suspend) stop_thread( thread );
638 /* resume all the threads of a process */
639 void resume_process( struct process *process )
641 assert (process->suspend > 0);
642 if (!--process->suspend)
644 struct list *ptr, *next;
646 LIST_FOR_EACH_SAFE( ptr, next, &process->thread_list )
648 struct thread *thread = LIST_ENTRY( ptr, struct thread, proc_entry );
649 if (!thread->suspend) wake_thread( thread );
654 /* kill a process on the spot */
655 void kill_process( struct process *process, int violent_death )
657 if (violent_death) terminate_process( process, NULL, 1 );
660 struct list *ptr, *next;
662 LIST_FOR_EACH_SAFE( ptr, next, &process->thread_list )
664 struct thread *thread = LIST_ENTRY( ptr, struct thread, proc_entry );
665 kill_thread( thread, 0 );
670 /* kill all processes being debugged by a given thread */
671 void kill_debugged_processes( struct thread *debugger, int exit_code )
673 for (;;) /* restart from the beginning of the list every time */
675 struct process *process;
677 /* find the first process being debugged by 'debugger' and still running */
678 LIST_FOR_EACH_ENTRY( process, &process_list, struct process, entry )
680 if (!process->running_threads) continue;
681 if (process->debugger == debugger) break;
683 if (&process->entry == &process_list) break; /* no process found */
684 process->debugger = NULL;
685 terminate_process( process, NULL, exit_code );
690 /* trigger a breakpoint event in a given process */
691 void break_process( struct process *process )
693 struct thread *thread;
695 suspend_process( process );
697 LIST_FOR_EACH_ENTRY( thread, &process->thread_list, struct thread, proc_entry )
699 if (thread->context) /* inside an exception event already */
701 break_thread( thread );
705 if ((thread = get_process_first_thread( process ))) thread->debug_break = 1;
706 else set_error( STATUS_ACCESS_DENIED );
708 resume_process( process );
712 /* detach a debugger from all its debuggees */
713 void detach_debugged_processes( struct thread *debugger )
715 struct process *process;
717 LIST_FOR_EACH_ENTRY( process, &process_list, struct process, entry )
719 if (process->debugger == debugger && process->running_threads)
721 debugger_detach( process, debugger );
727 void enum_processes( int (*cb)(struct process*, void*), void *user )
729 struct list *ptr, *next;
731 LIST_FOR_EACH_SAFE( ptr, next, &process_list )
733 struct process *process = LIST_ENTRY( ptr, struct process, entry );
734 if ((cb)(process, user)) break;
738 /* set the debugged flag in the process PEB */
739 int set_process_debug_flag( struct process *process, int flag )
741 char data = (flag != 0);
743 /* BeingDebugged flag is the byte at offset 2 in the PEB */
744 return write_process_memory( process, (char *)process->peb + 2, 1, &data );
747 /* take a snapshot of currently running processes */
748 struct process_snapshot *process_snap( int *count )
750 struct process_snapshot *snapshot, *ptr;
751 struct process *process;
753 if (!running_processes) return NULL;
754 if (!(snapshot = mem_alloc( sizeof(*snapshot) * running_processes )))
757 LIST_FOR_EACH_ENTRY( process, &process_list, struct process, entry )
759 if (!process->running_threads) continue;
760 ptr->process = process;
761 ptr->threads = process->running_threads;
762 ptr->count = process->obj.refcount;
763 ptr->priority = process->priority;
764 ptr->handles = get_handle_table_count(process);
765 grab_object( process );
769 if (!(*count = ptr - snapshot))
777 /* take a snapshot of the modules of a process */
778 struct module_snapshot *module_snap( struct process *process, int *count )
780 struct module_snapshot *snapshot, *ptr;
781 struct process_dll *dll;
784 LIST_FOR_EACH_ENTRY( dll, &process->dlls, struct process_dll, entry ) total++;
785 if (!(snapshot = mem_alloc( sizeof(*snapshot) * total ))) return NULL;
788 LIST_FOR_EACH_ENTRY( dll, &process->dlls, struct process_dll, entry )
790 ptr->base = dll->base;
791 ptr->size = dll->size;
792 ptr->namelen = dll->namelen;
793 ptr->filename = memdup( dll->filename, dll->namelen );
801 /* create a new process */
802 DECL_HANDLER(new_process)
804 struct startup_info *info;
805 struct thread *thread;
806 struct process *process;
807 struct process *parent = current->process;
808 int socket_fd = thread_get_inflight_fd( current, req->socket_fd );
812 set_error( STATUS_INVALID_PARAMETER );
815 if (fcntl( socket_fd, F_SETFL, O_NONBLOCK ) == -1)
817 set_error( STATUS_INVALID_HANDLE );
822 /* build the startup info for a new process */
823 if (!(info = alloc_object( &startup_info_ops ))) return;
824 info->hstdin = req->hstdin;
825 info->hstdout = req->hstdout;
826 info->hstderr = req->hstderr;
827 info->exe_file = NULL;
828 info->process = NULL;
829 info->data_size = get_req_data_size();
833 !(info->exe_file = get_file_obj( current->process, req->exe_file, FILE_READ_DATA )))
836 if (!(info->data = memdup( get_req_data(), info->data_size ))) goto done;
838 if (!(thread = create_process( socket_fd, current, req->inherit_all ))) goto done;
839 process = thread->process;
840 process->create_flags = req->create_flags;
841 process->startup_info = (struct startup_info *)grab_object( info );
843 /* connect to the window station */
844 connect_process_winstation( process, current );
846 /* thread will be actually suspended in init_done */
847 if (req->create_flags & CREATE_SUSPENDED) thread->suspend++;
849 /* set the process console */
850 if (!(req->create_flags & (DETACHED_PROCESS | CREATE_NEW_CONSOLE)))
852 /* FIXME: some better error checking should be done...
853 * like if hConOut and hConIn are console handles, then they should be on the same
856 inherit_console( current, process, req->inherit_all ? req->hstdin : 0 );
859 if (!req->inherit_all && !(req->create_flags & CREATE_NEW_CONSOLE))
861 info->hstdin = duplicate_handle( parent, req->hstdin, process,
862 0, OBJ_INHERIT, DUPLICATE_SAME_ACCESS );
863 info->hstdout = duplicate_handle( parent, req->hstdout, process,
864 0, OBJ_INHERIT, DUPLICATE_SAME_ACCESS );
865 info->hstderr = duplicate_handle( parent, req->hstderr, process,
866 0, OBJ_INHERIT, DUPLICATE_SAME_ACCESS );
867 /* some handles above may have been invalid; this is not an error */
868 if (get_error() == STATUS_INVALID_HANDLE ||
869 get_error() == STATUS_OBJECT_TYPE_MISMATCH) clear_error();
872 /* attach to the debugger if requested */
873 if (req->create_flags & (DEBUG_PROCESS | DEBUG_ONLY_THIS_PROCESS))
874 set_process_debugger( process, current );
875 else if (parent->debugger && !(parent->create_flags & DEBUG_ONLY_THIS_PROCESS))
876 set_process_debugger( process, parent->debugger );
878 if (!(req->create_flags & CREATE_NEW_PROCESS_GROUP))
879 process->group_id = parent->group_id;
881 info->process = (struct process *)grab_object( process );
882 reply->info = alloc_handle( current->process, info, SYNCHRONIZE, 0 );
883 reply->pid = get_process_id( process );
884 reply->tid = get_thread_id( thread );
885 reply->phandle = alloc_handle( parent, process, req->process_access, req->process_attr );
886 reply->thandle = alloc_handle( parent, thread, req->thread_access, req->thread_attr );
889 release_object( info );
892 /* Retrieve information about a newly started process */
893 DECL_HANDLER(get_new_process_info)
895 struct startup_info *info;
897 if ((info = (struct startup_info *)get_handle_obj( current->process, req->info,
898 0, &startup_info_ops )))
900 reply->success = is_process_init_done( info->process );
901 reply->exit_code = info->process->exit_code;
902 release_object( info );
906 /* Retrieve the new process startup info */
907 DECL_HANDLER(get_startup_info)
909 struct process *process = current->process;
910 struct startup_info *info = process->startup_info;
915 if (info->exe_file &&
916 !(reply->exe_file = alloc_handle( process, info->exe_file, GENERIC_READ, 0 ))) return;
918 reply->hstdin = info->hstdin;
919 reply->hstdout = info->hstdout;
920 reply->hstderr = info->hstderr;
922 /* we return the data directly without making a copy so this can only be called once */
923 size = info->data_size;
924 if (size > get_reply_max_size()) size = get_reply_max_size();
925 set_reply_data_ptr( info->data, size );
930 /* signal the end of the process initialization */
931 DECL_HANDLER(init_process_done)
933 struct process_dll *dll;
934 struct process *process = current->process;
936 if (is_process_init_done(process))
938 set_error( STATUS_INVALID_PARAMETER );
941 if (!(dll = find_process_dll( process, req->module )))
943 set_error( STATUS_DLL_NOT_FOUND );
947 /* main exe is the first in the dll list */
948 list_remove( &dll->entry );
949 list_add_head( &process->dlls, &dll->entry );
951 generate_startup_debug_events( process, req->entry );
952 set_process_startup_state( process, STARTUP_DONE );
954 if (req->gui) process->idle_event = create_event( NULL, NULL, 0, 1, 0 );
955 if (current->suspend + process->suspend > 0) stop_thread( current );
956 if (process->debugger) set_process_debug_flag( process, 1 );
959 /* open a handle to a process */
960 DECL_HANDLER(open_process)
962 struct process *process = get_process_from_id( req->pid );
966 reply->handle = alloc_handle( current->process, process, req->access, req->attributes );
967 release_object( process );
971 /* terminate a process */
972 DECL_HANDLER(terminate_process)
974 struct process *process;
976 if ((process = get_process_from_handle( req->handle, PROCESS_TERMINATE )))
978 reply->self = (current->process == process);
979 terminate_process( process, current, req->exit_code );
980 release_object( process );
984 /* fetch information about a process */
985 DECL_HANDLER(get_process_info)
987 struct process *process;
989 if ((process = get_process_from_handle( req->handle, PROCESS_QUERY_INFORMATION )))
991 reply->pid = get_process_id( process );
992 reply->ppid = process->parent ? get_process_id( process->parent ) : 0;
993 reply->exit_code = process->exit_code;
994 reply->priority = process->priority;
995 reply->affinity = process->affinity;
996 reply->peb = process->peb;
997 reply->start_time.sec = process->start_time.tv_sec;
998 reply->start_time.usec = process->start_time.tv_usec;
999 reply->end_time.sec = process->end_time.tv_sec;
1000 reply->end_time.usec = process->end_time.tv_usec;
1001 release_object( process );
1005 /* set information about a process */
1006 DECL_HANDLER(set_process_info)
1008 struct process *process;
1010 if ((process = get_process_from_handle( req->handle, PROCESS_SET_INFORMATION )))
1012 if (req->mask & SET_PROCESS_INFO_PRIORITY) process->priority = req->priority;
1013 if (req->mask & SET_PROCESS_INFO_AFFINITY)
1015 if (req->affinity != 1) set_error( STATUS_INVALID_PARAMETER );
1016 else process->affinity = req->affinity;
1018 release_object( process );
1022 /* read data from a process address space */
1023 DECL_HANDLER(read_process_memory)
1025 struct process *process;
1026 data_size_t len = get_reply_max_size();
1028 if (!(process = get_process_from_handle( req->handle, PROCESS_VM_READ ))) return;
1032 char *buffer = mem_alloc( len );
1035 if (read_process_memory( process, req->addr, len, buffer ))
1036 set_reply_data_ptr( buffer, len );
1041 release_object( process );
1044 /* write data to a process address space */
1045 DECL_HANDLER(write_process_memory)
1047 struct process *process;
1049 if ((process = get_process_from_handle( req->handle, PROCESS_VM_WRITE )))
1051 data_size_t len = get_req_data_size();
1052 if (len) write_process_memory( process, req->addr, len, get_req_data() );
1053 else set_error( STATUS_INVALID_PARAMETER );
1054 release_object( process );
1058 /* notify the server that a dll has been loaded */
1059 DECL_HANDLER(load_dll)
1061 struct process_dll *dll;
1062 struct file *file = NULL;
1064 if (req->handle && !(file = get_file_obj( current->process, req->handle, FILE_READ_DATA )))
1067 if ((dll = process_load_dll( current->process, file, req->base,
1068 get_req_data(), get_req_data_size() )))
1070 dll->size = req->size;
1071 dll->dbg_offset = req->dbg_offset;
1072 dll->dbg_size = req->dbg_size;
1073 dll->name = req->name;
1074 /* only generate event if initialization is done */
1075 if (is_process_init_done( current->process ))
1076 generate_debug_event( current, LOAD_DLL_DEBUG_EVENT, dll );
1078 if (file) release_object( file );
1081 /* notify the server that a dll is being unloaded */
1082 DECL_HANDLER(unload_dll)
1084 process_unload_dll( current->process, req->base );
1087 /* retrieve information about a module in a process */
1088 DECL_HANDLER(get_dll_info)
1090 struct process *process;
1092 if ((process = get_process_from_handle( req->handle, PROCESS_QUERY_INFORMATION )))
1094 struct process_dll *dll = find_process_dll( process, req->base_address );
1098 reply->size = dll->size;
1099 reply->entry_point = NULL; /* FIXME */
1102 data_size_t len = min( dll->namelen, get_reply_max_size() );
1103 set_reply_data( dll->filename, len );
1107 set_error( STATUS_DLL_NOT_FOUND );
1109 release_object( process );
1113 /* retrieve the process idle event */
1114 DECL_HANDLER(get_process_idle_event)
1116 struct process *process;
1119 if ((process = get_process_from_handle( req->handle, PROCESS_QUERY_INFORMATION )))
1121 if (process->idle_event && process != current->process)
1122 reply->event = alloc_handle( current->process, process->idle_event,
1123 EVENT_ALL_ACCESS, 0 );
1124 release_object( process );