[fireball] 46752: - Import process.s from wineserver, clean it up to contain only ported get_process_idle_event handler. Not included into the build now.
6 Apr
2010
6 Apr
'10
5:37 p.m.
Author: fireball
Date: Tue Apr 6 19:37:08 2010
New Revision: 46752
URL: http://svn.reactos.org/svn/reactos?rev=46752&view=rev
Log:
- Import process.s from wineserver, clean it up to contain only ported
get_process_idle_event handler. Not included into the build now.
Added:
branches/arwinss/reactos/subsystems/win32/win32k/wine/process.c
- copied, changed from r46314, vendor/wine/server/current/process.c
Copied: branches/arwinss/reactos/subsystems/win32/win32k/wine/process.c (from r46314,
vendor/wine/server/current/process.c)
URL:
http://svn.reactos.org/svn/reactos/branches/arwinss/reactos/subsystems/win3…
==============================================================================
--- vendor/wine/server/current/process.c [iso-8859-1] (original)
+++ branches/arwinss/reactos/subsystems/win32/win32k/wine/process.c [iso-8859-1] Tue Apr
6 19:37:08 2010
@@ -18,1243 +18,44 @@
* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
*/
-#include "config.h"
-#include "wine/port.h"
+#include <win32k.h>
-#include <assert.h>
#include <limits.h>
-#include <signal.h>
-#include <string.h>
-#include <stdarg.h>
-#include <stdio.h>
-#include <stdlib.h>
-#include <sys/time.h>
-#ifdef HAVE_SYS_SOCKET_H
-# include <sys/socket.h>
-#endif
-#include <unistd.h>
-#ifdef HAVE_POLL_H
-#include <poll.h>
-#endif
+#include "object.h"
+#include "request.h"
+#include "handle.h"
+#include "user.h"
-#include "ntstatus.h"
-#define WIN32_NO_STATUS
-#include "winternl.h"
-
-#include "file.h"
-#include "handle.h"
-#include "process.h"
-#include "thread.h"
-#include "request.h"
-#include "user.h"
-#include "security.h"
-
-/* process structure */
-
-static struct list process_list = LIST_INIT(process_list);
-static int running_processes, user_processes;
-static struct event *shutdown_event; /* signaled when shutdown starts */
-static struct timeout_user *shutdown_timeout; /* timeout for server shutdown */
-static int shutdown_stage; /* current stage in the shutdown process */
-
-/* process operations */
-
-static void process_dump( struct object *obj, int verbose );
-static int process_signaled( struct object *obj, struct thread *thread );
-static unsigned int process_map_access( struct object *obj, unsigned int access );
-static void process_poll_event( struct fd *fd, int event );
-static void process_destroy( struct object *obj );
-
-static const struct object_ops process_ops =
-{
- sizeof(struct process), /* size */
- process_dump, /* dump */
- no_get_type, /* get_type */
- add_queue, /* add_queue */
- remove_queue, /* remove_queue */
- process_signaled, /* signaled */
- no_satisfied, /* satisfied */
- no_signal, /* signal */
- no_get_fd, /* get_fd */
- process_map_access, /* map_access */
- default_get_sd, /* get_sd */
- default_set_sd, /* set_sd */
- no_lookup_name, /* lookup_name */
- no_open_file, /* open_file */
- no_close_handle, /* close_handle */
- process_destroy /* destroy */
-};
-
-static const struct fd_ops process_fd_ops =
-{
- NULL, /* get_poll_events */
- process_poll_event, /* poll_event */
- NULL, /* flush */
- NULL, /* get_fd_type */
- NULL, /* ioctl */
- NULL, /* queue_async */
- NULL, /* reselect_async */
- NULL /* cancel async */
-};
-
-/* process startup info */
-
-struct startup_info
-{
- struct object obj; /* object header */
- struct file *exe_file; /* file handle for main exe */
- struct process *process; /* created process */
- data_size_t info_size; /* size of startup info */
- data_size_t data_size; /* size of whole startup data */
- startup_info_t *data; /* data for startup info */
-};
-
-static void startup_info_dump( struct object *obj, int verbose );
-static int startup_info_signaled( struct object *obj, struct thread *thread );
-static void startup_info_destroy( struct object *obj );
-
-static const struct object_ops startup_info_ops =
-{
- sizeof(struct startup_info), /* size */
- startup_info_dump, /* dump */
- no_get_type, /* get_type */
- add_queue, /* add_queue */
- remove_queue, /* remove_queue */
- startup_info_signaled, /* signaled */
- no_satisfied, /* satisfied */
- no_signal, /* signal */
- no_get_fd, /* get_fd */
- no_map_access, /* map_access */
- default_get_sd, /* get_sd */
- default_set_sd, /* set_sd */
- no_lookup_name, /* lookup_name */
- no_open_file, /* open_file */
- no_close_handle, /* close_handle */
- startup_info_destroy /* destroy */
-};
-
-
-struct ptid_entry
-{
- void *ptr; /* entry ptr */
- unsigned int next; /* next free entry */
-};
-
-static struct ptid_entry *ptid_entries; /* array of ptid entries */
-static unsigned int used_ptid_entries; /* number of entries in use */
-static unsigned int alloc_ptid_entries; /* number of allocated entries */
-static unsigned int next_free_ptid; /* next free entry */
-static unsigned int last_free_ptid; /* last free entry */
-
-static void kill_all_processes(void);
-
-#define PTID_OFFSET 8 /* offset for first ptid value */
-
-/* allocate a new process or thread id */
-unsigned int alloc_ptid( void *ptr )
-{
- struct ptid_entry *entry;
- unsigned int id;
-
- if (used_ptid_entries < alloc_ptid_entries)
- {
- id = used_ptid_entries + PTID_OFFSET;
- entry = &ptid_entries[used_ptid_entries++];
- }
- else if (next_free_ptid)
- {
- id = next_free_ptid;
- entry = &ptid_entries[id - PTID_OFFSET];
- if (!(next_free_ptid = entry->next)) last_free_ptid = 0;
- }
- else /* need to grow the array */
- {
- unsigned int count = alloc_ptid_entries + (alloc_ptid_entries / 2);
- if (!count) count = 64;
- if (!(entry = realloc( ptid_entries, count * sizeof(*entry) )))
- {
- set_error( STATUS_NO_MEMORY );
- return 0;
- }
- ptid_entries = entry;
- alloc_ptid_entries = count;
- id = used_ptid_entries + PTID_OFFSET;
- entry = &ptid_entries[used_ptid_entries++];
- }
-
- entry->ptr = ptr;
- return id;
-}
-
-/* free a process or thread id */
-void free_ptid( unsigned int id )
-{
- struct ptid_entry *entry = &ptid_entries[id - PTID_OFFSET];
-
- entry->ptr = NULL;
- entry->next = 0;
-
- /* append to end of free list so that we don't reuse it too early */
- if (last_free_ptid) ptid_entries[last_free_ptid - PTID_OFFSET].next = id;
- else next_free_ptid = id;
-
- last_free_ptid = id;
-}
-
-/* retrieve the pointer corresponding to a process or thread id */
-void *get_ptid_entry( unsigned int id )
-{
- if (id < PTID_OFFSET) return NULL;
- if (id - PTID_OFFSET >= used_ptid_entries) return NULL;
- return ptid_entries[id - PTID_OFFSET].ptr;
-}
-
-/* return the main thread of the process */
-struct thread *get_process_first_thread( struct process *process )
-{
- struct list *ptr = list_head( &process->thread_list );
- if (!ptr) return NULL;
- return LIST_ENTRY( ptr, struct thread, proc_entry );
-}
-
-/* set the state of the process startup info */
-static void set_process_startup_state( struct process *process, enum startup_state state
)
-{
- if (process->startup_state == STARTUP_IN_PROGRESS) process->startup_state =
state;
- if (process->startup_info)
- {
- wake_up( &process->startup_info->obj, 0 );
- release_object( process->startup_info );
- process->startup_info = NULL;
- }
-}
-
-/* callback for server shutdown */
-static void server_shutdown_timeout( void *arg )
-{
- shutdown_timeout = NULL;
- if (!running_processes)
- {
- close_master_socket( 0 );
- return;
- }
- switch(++shutdown_stage)
- {
- case 1: /* signal system processes to exit */
- if (debug_level) fprintf( stderr, "wineserver: shutting down\n" );
- if (shutdown_event) set_event( shutdown_event );
- shutdown_timeout = add_timeout_user( 2 * -TICKS_PER_SEC, server_shutdown_timeout,
NULL );
- close_master_socket( 4 * -TICKS_PER_SEC );
- break;
- case 2: /* now forcibly kill all processes (but still wait for SIGKILL timeouts) */
- kill_all_processes();
- break;
- }
-}
-
-/* forced shutdown, used for wineserver -k */
-void shutdown_master_socket(void)
-{
- kill_all_processes();
- shutdown_stage = 2;
- if (shutdown_timeout)
- {
- remove_timeout_user( shutdown_timeout );
- shutdown_timeout = NULL;
- }
- close_master_socket( 2 * -TICKS_PER_SEC ); /* for SIGKILL timeouts */
-}
-
-/* final cleanup once we are sure a process is really dead */
-static void process_died( struct process *process )
-{
- if (debug_level) fprintf( stderr, "%04x: *process killed*\n",
process->id );
- if (!process->is_system)
- {
- if (!--user_processes && !shutdown_stage && master_socket_timeout
!= TIMEOUT_INFINITE)
- shutdown_timeout = add_timeout_user( master_socket_timeout,
server_shutdown_timeout, NULL );
- }
- release_object( process );
- if (!--running_processes && shutdown_stage) close_master_socket( 0 );
-}
-
-/* callback for process sigkill timeout */
-static void process_sigkill( void *private )
-{
- struct process *process = private;
-
- process->sigkill_timeout = NULL;
- kill( process->unix_pid, SIGKILL );
- process_died( process );
-}
-
-/* start the sigkill timer for a process upon exit */
-static void start_sigkill_timer( struct process *process )
-{
- grab_object( process );
- if (process->unix_pid != -1 && process->msg_fd)
- process->sigkill_timeout = add_timeout_user( -TICKS_PER_SEC, process_sigkill,
process );
- else
- process_died( process );
-}
-
-/* create a new process and its main thread */
-/* if the function fails the fd is closed */
-struct thread *create_process( int fd, struct thread *parent_thread, int inherit_all )
-{
- struct process *process;
- struct thread *thread = NULL;
- int request_pipe[2];
-
- if (!(process = alloc_object( &process_ops )))
- {
- close( fd );
- goto error;
- }
- process->parent = NULL;
- process->debugger = NULL;
- process->handles = NULL;
- process->msg_fd = NULL;
- process->sigkill_timeout = NULL;
- process->unix_pid = -1;
- process->exit_code = STILL_ACTIVE;
- process->running_threads = 0;
- process->priority = PROCESS_PRIOCLASS_NORMAL;
- process->affinity = ~0;
- process->suspend = 0;
- process->is_system = 0;
- process->create_flags = 0;
- process->console = NULL;
- process->startup_state = STARTUP_IN_PROGRESS;
- process->startup_info = NULL;
- process->idle_event = NULL;
- process->peb = 0;
- process->ldt_copy = 0;
- process->winstation = 0;
- process->desktop = 0;
- process->token = NULL;
- process->trace_data = 0;
- list_init( &process->thread_list );
- list_init( &process->locks );
- list_init( &process->classes );
- list_init( &process->dlls );
-
- process->start_time = current_time;
- process->end_time = 0;
- list_add_tail( &process_list, &process->entry );
-
- if (!(process->id = process->group_id = alloc_ptid( process )))
- {
- close( fd );
- goto error;
- }
- if (!(process->msg_fd = create_anonymous_fd( &process_fd_ops, fd,
&process->obj, 0 ))) goto error;
-
- /* create the handle table */
- if (!parent_thread)
- {
- process->handles = alloc_handle_table( process, 0 );
- process->token = token_create_admin();
- }
- else
- {
- struct process *parent = parent_thread->process;
- process->parent = (struct process *)grab_object( parent );
- process->handles = inherit_all ? copy_handle_table( process, parent )
- : alloc_handle_table( process, 0 );
- /* Note: for security reasons, starting a new process does not attempt
- * to use the current impersonation token for the new process */
- process->token = token_duplicate( parent->token, TRUE, 0 );
- }
- if (!process->handles || !process->token) goto error;
-
- /* create the main thread */
- if (pipe( request_pipe ) == -1)
- {
- file_set_error();
- goto error;
- }
- if (send_client_fd( process, request_pipe[1], SERVER_PROTOCOL_VERSION ) == -1)
- {
- close( request_pipe[0] );
- close( request_pipe[1] );
- goto error;
- }
- close( request_pipe[1] );
- if (!(thread = create_thread( request_pipe[0], process ))) goto error;
-
- set_fd_events( process->msg_fd, POLLIN ); /* start listening to events */
- release_object( process );
- return thread;
-
- error:
- if (process) release_object( process );
- /* if we failed to start our first process, close everything down */
- if (!running_processes) close_master_socket( 0 );
- return NULL;
-}
-
-/* initialize the current process and fill in the request */
-data_size_t init_process( struct thread *thread )
-{
- struct process *process = thread->process;
- struct startup_info *info = process->startup_info;
-
- init_process_tracing( process );
- if (!info) return 0;
- return info->data_size;
-}
-
-/* destroy a process when its refcount is 0 */
-static void process_destroy( struct object *obj )
-{
- struct process *process = (struct process *)obj;
- assert( obj->ops == &process_ops );
-
- /* we can't have a thread remaining */
- assert( list_empty( &process->thread_list ));
-
- assert( !process->sigkill_timeout ); /* timeout should hold a reference to the
process */
-
- set_process_startup_state( process, STARTUP_ABORTED );
- if (process->console) release_object( process->console );
- if (process->parent) release_object( process->parent );
- if (process->msg_fd) release_object( process->msg_fd );
- list_remove( &process->entry );
- if (process->idle_event) release_object( process->idle_event );
- if (process->id) free_ptid( process->id );
- if (process->token) release_object( process->token );
-}
-
-/* dump a process on stdout for debugging purposes */
-static void process_dump( struct object *obj, int verbose )
-{
- struct process *process = (struct process *)obj;
- assert( obj->ops == &process_ops );
-
- fprintf( stderr, "Process id=%04x handles=%p\n", process->id,
process->handles );
-}
-
-static int process_signaled( struct object *obj, struct thread *thread )
-{
- struct process *process = (struct process *)obj;
- return !process->running_threads;
-}
-
-static unsigned int process_map_access( struct object *obj, unsigned int access )
-{
- if (access & GENERIC_READ) access |= STANDARD_RIGHTS_READ | SYNCHRONIZE;
- if (access & GENERIC_WRITE) access |= STANDARD_RIGHTS_WRITE | SYNCHRONIZE;
- if (access & GENERIC_EXECUTE) access |= STANDARD_RIGHTS_EXECUTE;
- if (access & GENERIC_ALL) access |= PROCESS_ALL_ACCESS;
- return access & ~(GENERIC_READ | GENERIC_WRITE | GENERIC_EXECUTE | GENERIC_ALL);
-}
-
-static void process_poll_event( struct fd *fd, int event )
-{
- struct process *process = get_fd_user( fd );
- assert( process->obj.ops == &process_ops );
-
- if (event & (POLLERR | POLLHUP)) kill_process( process, 0 );
- else if (event & POLLIN) receive_fd( process );
-}
-
-static void startup_info_destroy( struct object *obj )
-{
- struct startup_info *info = (struct startup_info *)obj;
- assert( obj->ops == &startup_info_ops );
- free( info->data );
- if (info->exe_file) release_object( info->exe_file );
- if (info->process) release_object( info->process );
-}
-
-static void startup_info_dump( struct object *obj, int verbose )
-{
- struct startup_info *info = (struct startup_info *)obj;
- assert( obj->ops == &startup_info_ops );
-
- fprintf( stderr, "Startup info in=%04x out=%04x err=%04x\n",
- info->data->hstdin, info->data->hstdout,
info->data->hstderr );
-}
-
-static int startup_info_signaled( struct object *obj, struct thread *thread )
-{
- struct startup_info *info = (struct startup_info *)obj;
- return info->process && info->process->startup_state !=
STARTUP_IN_PROGRESS;
-}
-
-/* get a process from an id (and increment the refcount) */
-struct process *get_process_from_id( process_id_t id )
-{
- struct object *obj = get_ptid_entry( id );
-
- if (obj && obj->ops == &process_ops) return (struct process
*)grab_object( obj );
- set_error( STATUS_INVALID_PARAMETER );
- return NULL;
-}
-
-/* get a process from a handle (and increment the refcount) */
-struct process *get_process_from_handle( obj_handle_t handle, unsigned int access )
-{
- return (struct process *)get_handle_obj( current->process, handle,
- access, &process_ops );
-}
-
-/* find a dll from its base address */
-static inline struct process_dll *find_process_dll( struct process *process, mod_handle_t
base )
-{
- struct process_dll *dll;
-
- LIST_FOR_EACH_ENTRY( dll, &process->dlls, struct process_dll, entry )
- {
- if (dll->base == base) return dll;
- }
- return NULL;
-}
-
-/* add a dll to a process list */
-static struct process_dll *process_load_dll( struct process *process, struct file *file,
- mod_handle_t base, const WCHAR *filename,
- data_size_t name_len )
-{
- struct process_dll *dll;
-
- /* make sure we don't already have one with the same base address */
- if (find_process_dll( process, base ))
- {
- set_error( STATUS_INVALID_PARAMETER );
- return NULL;
- }
-
- if ((dll = mem_alloc( sizeof(*dll) )))
- {
- dll->file = NULL;
- dll->base = base;
- dll->filename = NULL;
- dll->namelen = name_len;
- if (name_len && !(dll->filename = memdup( filename, name_len )))
- {
- free( dll );
- return NULL;
- }
- if (file) dll->file = grab_file_unless_removable( file );
- list_add_tail( &process->dlls, &dll->entry );
- }
- return dll;
-}
-
-/* remove a dll from a process list */
-static void process_unload_dll( struct process *process, mod_handle_t base )
-{
- struct process_dll *dll = find_process_dll( process, base );
-
- if (dll && (&dll->entry != list_head( &process->dlls ))) /*
main exe can't be unloaded */
- {
- if (dll->file) release_object( dll->file );
- free( dll->filename );
- list_remove( &dll->entry );
- free( dll );
- generate_debug_event( current, UNLOAD_DLL_DEBUG_EVENT, &base );
- }
- else set_error( STATUS_INVALID_PARAMETER );
-}
-
-/* terminate a process with the given exit code */
-static void terminate_process( struct process *process, struct thread *skip, int
exit_code )
-{
- struct thread *thread;
-
- grab_object( process ); /* make sure it doesn't get freed when threads die */
-restart:
- LIST_FOR_EACH_ENTRY( thread, &process->thread_list, struct thread, proc_entry
)
- {
- if (exit_code) thread->exit_code = exit_code;
- if (thread == skip) continue;
- if (thread->state == TERMINATED) continue;
- kill_thread( thread, 1 );
- goto restart;
- }
- release_object( process );
-}
-
-/* kill all processes */
-static void kill_all_processes(void)
-{
- for (;;)
- {
- struct process *process;
-
- LIST_FOR_EACH_ENTRY( process, &process_list, struct process, entry )
- {
- if (process->running_threads) break;
- }
- if (&process->entry == &process_list) break; /* no process found */
- terminate_process( process, NULL, 1 );
- }
-}
-
-/* kill all processes being attached to a console renderer */
-void kill_console_processes( struct thread *renderer, int exit_code )
-{
- for (;;) /* restart from the beginning of the list every time */
- {
- struct process *process;
-
- /* find the first process being attached to 'renderer' and still running
*/
- LIST_FOR_EACH_ENTRY( process, &process_list, struct process, entry )
- {
- if (process == renderer->process) continue;
- if (!process->running_threads) continue;
- if (process->console && console_get_renderer( process->console
) == renderer) break;
- }
- if (&process->entry == &process_list) break; /* no process found */
- terminate_process( process, NULL, exit_code );
- }
-}
-
-/* a process has been killed (i.e. its last thread died) */
-static void process_killed( struct process *process )
-{
- struct handle_table *handles;
- struct list *ptr;
-
- assert( list_empty( &process->thread_list ));
- process->end_time = current_time;
- if (!process->is_system) close_process_desktop( process );
- handles = process->handles;
- process->handles = NULL;
- if (handles) release_object( handles );
- process->winstation = 0;
- process->desktop = 0;
- if (process->idle_event)
- {
- release_object( process->idle_event );
- process->idle_event = NULL;
- }
-
- /* close the console attached to this process, if any */
- free_console( process );
-
- while ((ptr = list_head( &process->dlls )))
- {
- struct process_dll *dll = LIST_ENTRY( ptr, struct process_dll, entry );
- if (dll->file) release_object( dll->file );
- free( dll->filename );
- list_remove( &dll->entry );
- free( dll );
- }
- destroy_process_classes( process );
- free_process_user_handles( process );
- remove_process_locks( process );
- set_process_startup_state( process, STARTUP_ABORTED );
- finish_process_tracing( process );
- start_sigkill_timer( process );
- wake_up( &process->obj, 0 );
-}
-
-/* add a thread to a process running threads list */
-void add_process_thread( struct process *process, struct thread *thread )
-{
- list_add_tail( &process->thread_list, &thread->proc_entry );
- if (!process->running_threads++)
- {
- running_processes++;
- if (!process->is_system)
- {
- if (!user_processes++ && shutdown_timeout)
- {
- remove_timeout_user( shutdown_timeout );
- shutdown_timeout = NULL;
- }
- }
- }
- grab_object( thread );
-}
-
-/* remove a thread from a process running threads list */
-void remove_process_thread( struct process *process, struct thread *thread )
-{
- assert( process->running_threads > 0 );
- assert( !list_empty( &process->thread_list ));
-
- list_remove( &thread->proc_entry );
-
- if (!--process->running_threads)
- {
- /* we have removed the last running thread, exit the process */
- process->exit_code = thread->exit_code;
- generate_debug_event( thread, EXIT_PROCESS_DEBUG_EVENT, process );
- process_killed( process );
- }
- else generate_debug_event( thread, EXIT_THREAD_DEBUG_EVENT, thread );
- release_object( thread );
-}
-
-/* suspend all the threads of a process */
-void suspend_process( struct process *process )
-{
- if (!process->suspend++)
- {
- struct list *ptr, *next;
-
- LIST_FOR_EACH_SAFE( ptr, next, &process->thread_list )
- {
- struct thread *thread = LIST_ENTRY( ptr, struct thread, proc_entry );
- if (!thread->suspend) stop_thread( thread );
- }
- }
-}
-
-/* resume all the threads of a process */
-void resume_process( struct process *process )
-{
- assert (process->suspend > 0);
- if (!--process->suspend)
- {
- struct list *ptr, *next;
-
- LIST_FOR_EACH_SAFE( ptr, next, &process->thread_list )
- {
- struct thread *thread = LIST_ENTRY( ptr, struct thread, proc_entry );
- if (!thread->suspend) wake_thread( thread );
- }
- }
-}
-
-/* kill a process on the spot */
-void kill_process( struct process *process, int violent_death )
-{
- if (!violent_death && process->msg_fd) /* normal termination on pipe
close */
- {
- release_object( process->msg_fd );
- process->msg_fd = NULL;
- }
-
- if (process->sigkill_timeout) /* already waiting for it to die */
- {
- remove_timeout_user( process->sigkill_timeout );
- process->sigkill_timeout = NULL;
- process_died( process );
- return;
- }
-
- if (violent_death) terminate_process( process, NULL, 1 );
- else
- {
- struct list *ptr;
-
- grab_object( process ); /* make sure it doesn't get freed when threads die
*/
- while ((ptr = list_head( &process->thread_list )))
- {
- struct thread *thread = LIST_ENTRY( ptr, struct thread, proc_entry );
- kill_thread( thread, 0 );
- }
- release_object( process );
- }
-}
-
-/* kill all processes being debugged by a given thread */
-void kill_debugged_processes( struct thread *debugger, int exit_code )
-{
- for (;;) /* restart from the beginning of the list every time */
- {
- struct process *process;
-
- /* find the first process being debugged by 'debugger' and still running
*/
- LIST_FOR_EACH_ENTRY( process, &process_list, struct process, entry )
- {
- if (!process->running_threads) continue;
- if (process->debugger == debugger) break;
- }
- if (&process->entry == &process_list) break; /* no process found */
- process->debugger = NULL;
- terminate_process( process, NULL, exit_code );
- }
-}
-
-
-/* trigger a breakpoint event in a given process */
-void break_process( struct process *process )
-{
- struct thread *thread;
-
- suspend_process( process );
-
- LIST_FOR_EACH_ENTRY( thread, &process->thread_list, struct thread, proc_entry
)
- {
- if (thread->context) /* inside an exception event already */
- {
- break_thread( thread );
- goto done;
- }
- }
- if ((thread = get_process_first_thread( process ))) thread->debug_break = 1;
- else set_error( STATUS_ACCESS_DENIED );
-done:
- resume_process( process );
-}
-
-
-/* detach a debugger from all its debuggees */
-void detach_debugged_processes( struct thread *debugger )
-{
- struct process *process;
-
- LIST_FOR_EACH_ENTRY( process, &process_list, struct process, entry )
- {
- if (process->debugger == debugger && process->running_threads)
- {
- debugger_detach( process, debugger );
- }
- }
-}
-
-
-void enum_processes( int (*cb)(struct process*, void*), void *user )
-{
- struct list *ptr, *next;
-
- LIST_FOR_EACH_SAFE( ptr, next, &process_list )
- {
- struct process *process = LIST_ENTRY( ptr, struct process, entry );
- if ((cb)(process, user)) break;
- }
-}
-
-/* set the debugged flag in the process PEB */
-int set_process_debug_flag( struct process *process, int flag )
-{
- char data = (flag != 0);
-
- /* BeingDebugged flag is the byte at offset 2 in the PEB */
- return write_process_memory( process, process->peb + 2, 1, &data );
-}
-
-/* take a snapshot of currently running processes */
-struct process_snapshot *process_snap( int *count )
-{
- struct process_snapshot *snapshot, *ptr;
- struct process *process;
-
- if (!running_processes) return NULL;
- if (!(snapshot = mem_alloc( sizeof(*snapshot) * running_processes )))
- return NULL;
- ptr = snapshot;
- LIST_FOR_EACH_ENTRY( process, &process_list, struct process, entry )
- {
- if (!process->running_threads) continue;
- ptr->process = process;
- ptr->threads = process->running_threads;
- ptr->count = process->obj.refcount;
- ptr->priority = process->priority;
- ptr->handles = get_handle_table_count(process);
- grab_object( process );
- ptr++;
- }
-
- if (!(*count = ptr - snapshot))
- {
- free( snapshot );
- snapshot = NULL;
- }
- return snapshot;
-}
-
-/* create a new process */
-DECL_HANDLER(new_process)
-{
- struct startup_info *info;
- struct thread *thread;
- struct process *process;
- struct process *parent = current->process;
- int socket_fd = thread_get_inflight_fd( current, req->socket_fd );
-
- if (socket_fd == -1)
- {
- set_error( STATUS_INVALID_PARAMETER );
- return;
- }
- if (fcntl( socket_fd, F_SETFL, O_NONBLOCK ) == -1)
- {
- set_error( STATUS_INVALID_HANDLE );
- close( socket_fd );
- return;
- }
- if (shutdown_stage)
- {
- set_error( STATUS_SHUTDOWN_IN_PROGRESS );
- close( socket_fd );
- return;
- }
-
- /* build the startup info for a new process */
- if (!(info = alloc_object( &startup_info_ops ))) return;
- info->exe_file = NULL;
- info->process = NULL;
- info->data = NULL;
-
- if (req->exe_file &&
- !(info->exe_file = get_file_obj( current->process, req->exe_file,
FILE_READ_DATA )))
- goto done;
-
- info->data_size = get_req_data_size();
- info->info_size = min( req->info_size, info->data_size );
-
- if (req->info_size < sizeof(*info->data))
- {
- /* make sure we have a full startup_info_t structure */
- data_size_t env_size = info->data_size - info->info_size;
- data_size_t info_size = min( req->info_size, FIELD_OFFSET( startup_info_t,
curdir_len ));
-
- if (!(info->data = mem_alloc( sizeof(*info->data) + env_size ))) goto
done;
- memcpy( info->data, get_req_data(), info_size );
- memset( (char *)info->data + info_size, 0, sizeof(*info->data) - info_size
);
- memcpy( info->data + 1, (const char *)get_req_data() + req->info_size,
env_size );
- info->info_size = sizeof(startup_info_t);
- info->data_size = info->info_size + env_size;
- }
- else
- {
- data_size_t pos = sizeof(*info->data);
-
- if (!(info->data = memdup( get_req_data(), info->data_size ))) goto done;
-#define FIXUP_LEN(len) do { (len) = min( (len), info->info_size - pos ); pos += (len);
} while(0)
- FIXUP_LEN( info->data->curdir_len );
- FIXUP_LEN( info->data->dllpath_len );
- FIXUP_LEN( info->data->imagepath_len );
- FIXUP_LEN( info->data->cmdline_len );
- FIXUP_LEN( info->data->title_len );
- FIXUP_LEN( info->data->desktop_len );
- FIXUP_LEN( info->data->shellinfo_len );
- FIXUP_LEN( info->data->runtime_len );
-#undef FIXUP_LEN
- }
-
- if (!(thread = create_process( socket_fd, current, req->inherit_all ))) goto
done;
- process = thread->process;
- process->create_flags = req->create_flags;
- process->startup_info = (struct startup_info *)grab_object( info );
-
- /* connect to the window station */
- connect_process_winstation( process, current );
-
- /* thread will be actually suspended in init_done */
- if (req->create_flags & CREATE_SUSPENDED) thread->suspend++;
-
- /* set the process console */
- if (!(req->create_flags & (DETACHED_PROCESS | CREATE_NEW_CONSOLE)))
- {
- /* FIXME: some better error checking should be done...
- * like if hConOut and hConIn are console handles, then they should be on the
same
- * physical console
- */
- inherit_console( current, process, req->inherit_all ? info->data->hstdin
: 0 );
- }
-
- if (!req->inherit_all && !(req->create_flags &
CREATE_NEW_CONSOLE))
- {
- info->data->hstdin = duplicate_handle( parent, info->data->hstdin,
process,
- 0, OBJ_INHERIT, DUPLICATE_SAME_ACCESS );
- info->data->hstdout = duplicate_handle( parent, info->data->hstdout,
process,
- 0, OBJ_INHERIT, DUPLICATE_SAME_ACCESS );
- info->data->hstderr = duplicate_handle( parent, info->data->hstderr,
process,
- 0, OBJ_INHERIT, DUPLICATE_SAME_ACCESS );
- /* some handles above may have been invalid; this is not an error */
- if (get_error() == STATUS_INVALID_HANDLE ||
- get_error() == STATUS_OBJECT_TYPE_MISMATCH) clear_error();
- }
-
- /* attach to the debugger if requested */
- if (req->create_flags & (DEBUG_PROCESS | DEBUG_ONLY_THIS_PROCESS))
- set_process_debugger( process, current );
- else if (parent->debugger && !(parent->create_flags &
DEBUG_ONLY_THIS_PROCESS))
- set_process_debugger( process, parent->debugger );
-
- if (!(req->create_flags & CREATE_NEW_PROCESS_GROUP))
- process->group_id = parent->group_id;
-
- info->process = (struct process *)grab_object( process );
- reply->info = alloc_handle( current->process, info, SYNCHRONIZE, 0 );
- reply->pid = get_process_id( process );
- reply->tid = get_thread_id( thread );
- reply->phandle = alloc_handle( parent, process, req->process_access,
req->process_attr );
- reply->thandle = alloc_handle( parent, thread, req->thread_access,
req->thread_attr );
-
- done:
- release_object( info );
-}
-
-/* Retrieve information about a newly started process */
-DECL_HANDLER(get_new_process_info)
-{
- struct startup_info *info;
-
- if ((info = (struct startup_info *)get_handle_obj( current->process,
req->info,
- 0, &startup_info_ops )))
- {
- reply->success = is_process_init_done( info->process );
- reply->exit_code = info->process->exit_code;
- release_object( info );
- }
-}
-
-/* Retrieve the new process startup info */
-DECL_HANDLER(get_startup_info)
-{
- struct process *process = current->process;
- struct startup_info *info = process->startup_info;
- data_size_t size;
-
- if (!info) return;
-
- if (info->exe_file &&
- !(reply->exe_file = alloc_handle( process, info->exe_file, GENERIC_READ, 0
))) return;
-
- /* we return the data directly without making a copy so this can only be called once
*/
- reply->info_size = info->info_size;
- size = info->data_size;
- if (size > get_reply_max_size()) size = get_reply_max_size();
- set_reply_data_ptr( info->data, size );
- info->data = NULL;
- info->data_size = 0;
-}
-
-/* signal the end of the process initialization */
-DECL_HANDLER(init_process_done)
-{
- struct process_dll *dll;
- struct process *process = current->process;
-
- if (is_process_init_done(process))
- {
- set_error( STATUS_INVALID_PARAMETER );
- return;
- }
- if (!(dll = find_process_dll( process, req->module )))
- {
- set_error( STATUS_DLL_NOT_FOUND );
- return;
- }
-
- /* main exe is the first in the dll list */
- list_remove( &dll->entry );
- list_add_head( &process->dlls, &dll->entry );
-
- process->ldt_copy = req->ldt_copy;
-
- generate_startup_debug_events( process, req->entry );
- set_process_startup_state( process, STARTUP_DONE );
-
- if (req->gui) process->idle_event = create_event( NULL, NULL, 0, 1, 0, NULL );
- if (current->suspend + process->suspend > 0) stop_thread( current );
- if (process->debugger) set_process_debug_flag( process, 1 );
-}
-
-/* open a handle to a process */
-DECL_HANDLER(open_process)
-{
- struct process *process = get_process_from_id( req->pid );
- reply->handle = 0;
- if (process)
- {
- reply->handle = alloc_handle( current->process, process, req->access,
req->attributes );
- release_object( process );
- }
-}
-
-/* terminate a process */
-DECL_HANDLER(terminate_process)
-{
- struct process *process;
-
- if ((process = get_process_from_handle( req->handle, PROCESS_TERMINATE )))
- {
- reply->self = (current->process == process);
- terminate_process( process, current, req->exit_code );
- release_object( process );
- }
-}
-
-/* fetch information about a process */
-DECL_HANDLER(get_process_info)
-{
- struct process *process;
-
- if ((process = get_process_from_handle( req->handle, PROCESS_QUERY_INFORMATION
)))
- {
- reply->pid = get_process_id( process );
- reply->ppid = process->parent ? get_process_id(
process->parent ) : 0;
- reply->exit_code = process->exit_code;
- reply->priority = process->priority;
- reply->affinity = process->affinity;
- reply->peb = process->peb;
- reply->start_time = process->start_time;
- reply->end_time = process->end_time;
- reply->cpu = process->cpu;
- reply->debugger_present = !!process->debugger;
- release_object( process );
- }
-}
-
-static void set_process_affinity( struct process *process, affinity_t affinity )
-{
- struct thread *thread;
-
- process->affinity = affinity;
-
- LIST_FOR_EACH_ENTRY( thread, &process->thread_list, struct thread, proc_entry
)
- {
- set_thread_affinity( thread, affinity );
- }
-}
-
-/* set information about a process */
-DECL_HANDLER(set_process_info)
-{
- struct process *process;
-
- if ((process = get_process_from_handle( req->handle, PROCESS_SET_INFORMATION )))
- {
- if (req->mask & SET_PROCESS_INFO_PRIORITY) process->priority =
req->priority;
- if (req->mask & SET_PROCESS_INFO_AFFINITY) set_process_affinity( process,
req->affinity );
- release_object( process );
- }
-}
-
-/* read data from a process address space */
-DECL_HANDLER(read_process_memory)
-{
- struct process *process;
- data_size_t len = get_reply_max_size();
-
- if (!(process = get_process_from_handle( req->handle, PROCESS_VM_READ ))) return;
-
- if (len)
- {
- char *buffer = mem_alloc( len );
- if (buffer)
- {
- if (read_process_memory( process, req->addr, len, buffer ))
- set_reply_data_ptr( buffer, len );
- else
- free( buffer );
- }
- }
- release_object( process );
-}
-
-/* write data to a process address space */
-DECL_HANDLER(write_process_memory)
-{
- struct process *process;
-
- if ((process = get_process_from_handle( req->handle, PROCESS_VM_WRITE )))
- {
- data_size_t len = get_req_data_size();
- if (len) write_process_memory( process, req->addr, len, get_req_data() );
- else set_error( STATUS_INVALID_PARAMETER );
- release_object( process );
- }
-}
-
-/* notify the server that a dll has been loaded */
-DECL_HANDLER(load_dll)
-{
- struct process_dll *dll;
- struct file *file = NULL;
-
- if (req->handle && !(file = get_file_obj( current->process,
req->handle, FILE_READ_DATA )))
- return;
-
- if ((dll = process_load_dll( current->process, file, req->base,
- get_req_data(), get_req_data_size() )))
- {
- dll->size = req->size;
- dll->dbg_offset = req->dbg_offset;
- dll->dbg_size = req->dbg_size;
- dll->name = req->name;
- /* only generate event if initialization is done */
- if (is_process_init_done( current->process ))
- generate_debug_event( current, LOAD_DLL_DEBUG_EVENT, dll );
- }
- if (file) release_object( file );
-}
-
-/* notify the server that a dll is being unloaded */
-DECL_HANDLER(unload_dll)
-{
- process_unload_dll( current->process, req->base );
-}
-
-/* retrieve information about a module in a process */
-DECL_HANDLER(get_dll_info)
-{
- struct process *process;
-
- if ((process = get_process_from_handle( req->handle, PROCESS_QUERY_INFORMATION
)))
- {
- struct process_dll *dll;
-
- if (req->base_address)
- dll = find_process_dll( process, req->base_address );
- else /* NULL means main module */
- dll = list_head( &process->dlls ) ?
- LIST_ENTRY(list_head( &process->dlls ), struct process_dll, entry)
: NULL;
-
- if (dll)
- {
- reply->size = dll->size;
- reply->entry_point = 0; /* FIXME */
- reply->filename_len = dll->namelen;
- if (dll->filename)
- {
- if (dll->namelen <= get_reply_max_size())
- set_reply_data( dll->filename, dll->namelen );
- else
- set_error( STATUS_BUFFER_TOO_SMALL );
- }
- }
- else
- set_error( STATUS_DLL_NOT_FOUND );
-
- release_object( process );
- }
-}
+#define NDEBUG
+#include <debug.h>
/* retrieve the process idle event */
DECL_HANDLER(get_process_idle_event)
{
- struct process *process;
+ PEPROCESS process_obj;
+ PPROCESSINFO process;
+ NTSTATUS status;
reply->event = 0;
- if ((process = get_process_from_handle( req->handle, PROCESS_QUERY_INFORMATION
)))
+
+ /* Reference the process */
+ status = ObReferenceObjectByHandle((HANDLE)req->handle,
+ PROCESS_QUERY_INFORMATION,
+ PsProcessType,
+ KernelMode,
+ (PVOID*)&process_obj,
+ NULL);
+DPRINT1("status 0x%08X\n", status);
+ if (NT_SUCCESS(status))
{
- if (process->idle_event && process != current->process)
- reply->event = alloc_handle( current->process, process->idle_event,
- EVENT_ALL_ACCESS, 0 );
- release_object( process );
+ process = PsGetProcessWin32Process(process_obj);
+
+ if (process->idle_event && process_obj != PsGetCurrentProcess())
+ {
+ UNIMPLEMENTED;
+ //reply->event = alloc_handle( PsGetCurrentProcess(),
process->idle_event,
+ // EVENT_ALL_ACCESS, 0 );
+ }
+ ObDereferenceObject( process_obj );
}
}
-
-/* make the current process a system process */
-DECL_HANDLER(make_process_system)
-{
- struct process *process = current->process;
-
- if (!shutdown_event)
- {
- if (!(shutdown_event = create_event( NULL, NULL, 0, 1, 0, NULL ))) return;
- make_object_static( (struct object *)shutdown_event );
- }
-
- if (!(reply->event = alloc_handle( current->process, shutdown_event,
SYNCHRONIZE, 0 )))
- return;
-
- if (!process->is_system)
- {
- process->is_system = 1;
- close_process_desktop( process );
- if (!--user_processes && !shutdown_stage && master_socket_timeout
!= TIMEOUT_INFINITE)
- shutdown_timeout = add_timeout_user( master_socket_timeout,
server_shutdown_timeout, NULL );
- }
-}
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