2 * Server-side console management
4 * Copyright (C) 1998 Alexandre Julliard
8 * This library is free software; you can redistribute it and/or
9 * modify it under the terms of the GNU Lesser General Public
10 * License as published by the Free Software Foundation; either
11 * version 2.1 of the License, or (at your option) any later version.
13 * This library is distributed in the hope that it will be useful,
14 * but WITHOUT ANY WARRANTY; without even the implied warranty of
15 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
16 * Lesser General Public License for more details.
18 * You should have received a copy of the GNU Lesser General Public
19 * License along with this library; if not, write to the Free Software
20 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
24 #include "wine/port.h"
38 static void console_input_dump( struct object
*obj
, int verbose
);
39 static void console_input_destroy( struct object
*obj
);
41 static const struct object_ops console_input_ops
=
43 sizeof(struct console_input
), /* size */
44 console_input_dump
, /* dump */
45 no_add_queue
, /* add_queue */
46 NULL
, /* remove_queue */
48 no_satisfied
, /* satisfied */
49 no_get_fd
, /* get_fd */
50 console_input_destroy
/* destroy */
53 static void console_input_events_dump( struct object
*obj
, int verbose
);
54 static void console_input_events_destroy( struct object
*obj
);
55 static int console_input_events_signaled( struct object
*obj
, struct thread
*thread
);
57 struct console_input_events
59 struct object obj
; /* object header */
60 int num_alloc
; /* number of allocated events */
61 int num_used
; /* number of actually used events */
62 struct console_renderer_event
* events
;
65 static const struct object_ops console_input_events_ops
=
67 sizeof(struct console_input_events
), /* size */
68 console_input_events_dump
, /* dump */
69 add_queue
, /* add_queue */
70 remove_queue
, /* remove_queue */
71 console_input_events_signaled
, /* signaled */
72 no_satisfied
, /* satisfied */
73 no_get_fd
, /* get_fd */
74 console_input_events_destroy
/* destroy */
79 struct object obj
; /* object header */
80 struct screen_buffer
*next
; /* linked list of all screen buffers */
81 struct screen_buffer
*prev
;
82 struct console_input
*input
; /* associated console input */
83 int mode
; /* output mode */
84 int cursor_size
; /* size of cursor (percentage filled) */
85 int cursor_visible
;/* cursor visibility flag */
86 int cursor_x
; /* position of cursor */
87 int cursor_y
; /* position of cursor */
88 int width
; /* size (w-h) of the screen buffer */
90 int max_width
; /* size (w-h) of the window given font size */
92 char_info_t
*data
; /* the data for each cell - a width x height matrix */
93 unsigned short attr
; /* default attribute for screen buffer */
94 rectangle_t win
; /* current visible window on the screen buffer *
95 * as seen in wineconsole */
98 static void screen_buffer_dump( struct object
*obj
, int verbose
);
99 static void screen_buffer_destroy( struct object
*obj
);
101 static const struct object_ops screen_buffer_ops
=
103 sizeof(struct screen_buffer
), /* size */
104 screen_buffer_dump
, /* dump */
105 no_add_queue
, /* add_queue */
106 NULL
, /* remove_queue */
108 NULL
, /* satisfied */
109 no_get_fd
, /* get_fd */
110 screen_buffer_destroy
/* destroy */
113 static struct screen_buffer
*screen_buffer_list
;
115 static const char_info_t empty_char_info
= { ' ', 0x000f }; /* white on black space */
117 /* dumps the renderer events of a console */
118 static void console_input_events_dump( struct object
*obj
, int verbose
)
120 struct console_input_events
*evts
= (struct console_input_events
*)obj
;
121 assert( obj
->ops
== &console_input_events_ops
);
122 fprintf( stderr
, "Console input events: %d/%d events\n",
123 evts
->num_used
, evts
->num_alloc
);
126 /* destroys the renderer events of a console */
127 static void console_input_events_destroy( struct object
*obj
)
129 struct console_input_events
*evts
= (struct console_input_events
*)obj
;
130 assert( obj
->ops
== &console_input_events_ops
);
131 free( evts
->events
);
134 /* the renderer events list is signaled when it's not empty */
135 static int console_input_events_signaled( struct object
*obj
, struct thread
*thread
)
137 struct console_input_events
*evts
= (struct console_input_events
*)obj
;
138 assert( obj
->ops
== &console_input_events_ops
);
139 return (evts
->num_used
!= 0);
142 /* add an event to the console's renderer events list */
143 static void console_input_events_append( struct console_input_events
* evts
,
144 struct console_renderer_event
* evt
)
146 int collapsed
= FALSE
;
148 /* to be done even when evt has been generated by the rendere ? */
150 /* try to collapse evt into current queue's events */
153 struct console_renderer_event
* last
= &evts
->events
[evts
->num_used
- 1];
155 if (last
->event
== CONSOLE_RENDERER_UPDATE_EVENT
&&
156 evt
->event
== CONSOLE_RENDERER_UPDATE_EVENT
)
158 /* if two update events overlap, collapse them into a single one */
159 if (last
->u
.update
.bottom
+ 1 >= evt
->u
.update
.top
&&
160 evt
->u
.update
.bottom
+ 1 >= last
->u
.update
.top
)
162 last
->u
.update
.top
= min(last
->u
.update
.top
, evt
->u
.update
.top
);
163 last
->u
.update
.bottom
= max(last
->u
.update
.bottom
, evt
->u
.update
.bottom
);
170 if (evts
->num_used
== evts
->num_alloc
)
172 evts
->num_alloc
+= 16;
173 evts
->events
= realloc( evts
->events
, evts
->num_alloc
* sizeof(*evt
) );
174 assert(evts
->events
);
176 evts
->events
[evts
->num_used
++] = *evt
;
178 wake_up( &evts
->obj
, 0 );
181 /* retrieves events from the console's renderer events list */
182 static void console_input_events_get( struct console_input_events
* evts
)
184 size_t num
= get_reply_max_size() / sizeof(evts
->events
[0]);
186 if (num
> evts
->num_used
) num
= evts
->num_used
;
187 set_reply_data( evts
->events
, num
* sizeof(evts
->events
[0]) );
188 if (num
< evts
->num_used
)
190 memmove( &evts
->events
[0], &evts
->events
[num
],
191 (evts
->num_used
- num
) * sizeof(evts
->events
[0]) );
193 evts
->num_used
-= num
;
196 static struct console_input_events
*create_console_input_events(void)
198 struct console_input_events
* evt
;
200 if (!(evt
= alloc_object( &console_input_events_ops
))) return NULL
;
201 evt
->num_alloc
= evt
->num_used
= 0;
206 static struct object
*create_console_input( struct thread
* renderer
)
208 struct console_input
*console_input
;
210 if (!(console_input
= alloc_object( &console_input_ops
))) return NULL
;
211 console_input
->renderer
= renderer
;
212 console_input
->mode
= ENABLE_PROCESSED_INPUT
| ENABLE_LINE_INPUT
|
213 ENABLE_ECHO_INPUT
| ENABLE_MOUSE_INPUT
;
214 console_input
->num_proc
= 0;
215 console_input
->active
= NULL
;
216 console_input
->recnum
= 0;
217 console_input
->records
= NULL
;
218 console_input
->evt
= create_console_input_events();
219 console_input
->title
= NULL
;
220 console_input
->history_size
= 50;
221 console_input
->history
= calloc( console_input
->history_size
, sizeof(WCHAR
*) );
222 console_input
->history_index
= 0;
223 console_input
->history_mode
= 0;
224 console_input
->edition_mode
= 0;
225 console_input
->event
= create_event( NULL
, 0, 1, 0 );
227 if (!console_input
->history
|| !console_input
->evt
)
229 release_object( console_input
);
232 return &console_input
->obj
;
235 static struct screen_buffer
*create_console_output( struct console_input
*console_input
)
237 struct screen_buffer
*screen_buffer
;
238 struct console_renderer_event evt
;
241 if (!(screen_buffer
= alloc_object( &screen_buffer_ops
))) return NULL
;
242 screen_buffer
->mode
= ENABLE_PROCESSED_OUTPUT
| ENABLE_WRAP_AT_EOL_OUTPUT
;
243 screen_buffer
->input
= console_input
;
244 screen_buffer
->cursor_size
= 100;
245 screen_buffer
->cursor_visible
= 1;
246 screen_buffer
->width
= 80;
247 screen_buffer
->height
= 150;
248 screen_buffer
->max_width
= 80;
249 screen_buffer
->max_height
= 25;
250 screen_buffer
->cursor_x
= 0;
251 screen_buffer
->cursor_y
= 0;
252 screen_buffer
->attr
= 0x0F;
253 screen_buffer
->win
.left
= 0;
254 screen_buffer
->win
.right
= screen_buffer
->max_width
- 1;
255 screen_buffer
->win
.top
= 0;
256 screen_buffer
->win
.bottom
= screen_buffer
->max_height
- 1;
258 if ((screen_buffer
->next
= screen_buffer_list
)) screen_buffer
->next
->prev
= screen_buffer
;
259 screen_buffer
->prev
= NULL
;
260 screen_buffer_list
= screen_buffer
;
262 if (!(screen_buffer
->data
= malloc( screen_buffer
->width
* screen_buffer
->height
*
263 sizeof(*screen_buffer
->data
) )))
265 release_object( screen_buffer
);
268 /* clear the first row */
269 for (i
= 0; i
< screen_buffer
->width
; i
++) screen_buffer
->data
[i
] = empty_char_info
;
270 /* and copy it to all other rows */
271 for (i
= 1; i
< screen_buffer
->height
; i
++)
272 memcpy( &screen_buffer
->data
[i
* screen_buffer
->width
], screen_buffer
->data
,
273 screen_buffer
->width
* sizeof(char_info_t
) );
275 if (!console_input
->active
)
277 console_input
->active
= (struct screen_buffer
*)grab_object( screen_buffer
);
279 /* generate the initial events */
280 evt
.event
= CONSOLE_RENDERER_ACTIVE_SB_EVENT
;
281 console_input_events_append( console_input
->evt
, &evt
);
283 evt
.event
= CONSOLE_RENDERER_SB_RESIZE_EVENT
;
284 evt
.u
.resize
.width
= screen_buffer
->width
;
285 evt
.u
.resize
.height
= screen_buffer
->height
;
286 console_input_events_append( console_input
->evt
, &evt
);
288 evt
.event
= CONSOLE_RENDERER_DISPLAY_EVENT
;
289 evt
.u
.display
.left
= screen_buffer
->win
.left
;
290 evt
.u
.display
.top
= screen_buffer
->win
.top
;
291 evt
.u
.display
.width
= screen_buffer
->win
.right
- screen_buffer
->win
.left
+ 1;
292 evt
.u
.display
.height
= screen_buffer
->win
.bottom
- screen_buffer
->win
.top
+ 1;
293 console_input_events_append( console_input
->evt
, &evt
);
295 evt
.event
= CONSOLE_RENDERER_UPDATE_EVENT
;
296 evt
.u
.update
.top
= 0;
297 evt
.u
.update
.bottom
= screen_buffer
->height
- 1;
298 console_input_events_append( console_input
->evt
, &evt
);
300 evt
.event
= CONSOLE_RENDERER_CURSOR_GEOM_EVENT
;
301 evt
.u
.cursor_geom
.size
= screen_buffer
->cursor_size
;
302 evt
.u
.cursor_geom
.visible
= screen_buffer
->cursor_visible
;
303 console_input_events_append( console_input
->evt
, &evt
);
305 evt
.event
= CONSOLE_RENDERER_CURSOR_POS_EVENT
;
306 evt
.u
.cursor_pos
.x
= screen_buffer
->cursor_x
;
307 evt
.u
.cursor_pos
.y
= screen_buffer
->cursor_y
;
308 console_input_events_append( console_input
->evt
, &evt
);
310 return screen_buffer
;
313 /* free the console for this process */
314 int free_console( struct process
*process
)
316 struct console_input
* console
= process
->console
;
318 if (!console
|| !console
->renderer
) return 0;
320 process
->console
= NULL
;
321 if (--console
->num_proc
== 0)
323 /* all processes have terminated... tell the renderer to terminate too */
324 struct console_renderer_event evt
;
325 evt
.event
= CONSOLE_RENDERER_EXIT_EVENT
;
326 console_input_events_append( console
->evt
, &evt
);
328 release_object( console
);
333 /* let process inherit the console from parent... this handle two cases :
334 * 1/ generic console inheritance
335 * 2/ parent is a renderer which launches process, and process should attach to the console
336 * renderered by parent
338 void inherit_console(struct thread
*parent_thread
, struct process
*process
, obj_handle_t hconin
)
341 struct process
* parent
= parent_thread
->process
;
343 /* if parent is a renderer, then attach current process to its console
348 struct console_input
* console
;
350 if ((console
= (struct console_input
*)get_handle_obj( parent
, hconin
, 0, NULL
)))
352 if (console
->renderer
== parent_thread
)
354 process
->console
= (struct console_input
*)grab_object( console
);
355 process
->console
->num_proc
++;
358 release_object( console
);
361 /* otherwise, if parent has a console, attach child to this console */
362 if (!done
&& parent
->console
)
364 assert(parent
->console
->renderer
);
365 process
->console
= (struct console_input
*)grab_object( parent
->console
);
366 process
->console
->num_proc
++;
370 static struct console_input
* console_input_get( obj_handle_t handle
, unsigned access
)
372 struct console_input
* console
= 0;
375 console
= (struct console_input
*)get_handle_obj( current
->process
, handle
,
376 access
, &console_input_ops
);
377 else if (current
->process
->console
)
379 assert( current
->process
->console
->renderer
);
380 console
= (struct console_input
*)grab_object( current
->process
->console
);
383 if (!console
&& !get_error()) set_error(STATUS_INVALID_PARAMETER
);
387 struct console_signal_info
{
388 struct console_input
*console
;
393 static int propagate_console_signal_cb(struct process
*process
, void *user
)
395 struct console_signal_info
* csi
= (struct console_signal_info
*)user
;
397 if (process
->console
== csi
->console
&& process
->running_threads
&&
398 (!csi
->group
|| process
->group_id
== csi
->group
))
400 struct thread
*thread
= process
->thread_list
;
404 struct thread
*next
= thread
->proc_next
;
405 send_thread_signal( thread
, csi
->signal
);
412 static void propagate_console_signal( struct console_input
*console
,
413 int sig
, process_id_t group_id
)
415 struct console_signal_info csi
;
419 set_error( STATUS_INVALID_PARAMETER
);
422 /* FIXME: should support the other events (like CTRL_BREAK) */
423 if (sig
!= CTRL_C_EVENT
)
425 set_error( STATUS_NOT_IMPLEMENTED
);
428 csi
.console
= console
;
430 csi
.group
= group_id
;
432 enum_processes(propagate_console_signal_cb
, &csi
);
435 static int get_console_mode( obj_handle_t handle
)
440 if ((obj
= get_handle_obj( current
->process
, handle
, GENERIC_READ
, NULL
)))
442 if (obj
->ops
== &console_input_ops
)
443 ret
= ((struct console_input
*)obj
)->mode
;
444 else if (obj
->ops
== &screen_buffer_ops
)
445 ret
= ((struct screen_buffer
*)obj
)->mode
;
447 set_error( STATUS_OBJECT_TYPE_MISMATCH
);
448 release_object( obj
);
453 /* changes the mode of either a console input or a screen buffer */
454 static int set_console_mode( obj_handle_t handle
, int mode
)
459 if (!(obj
= get_handle_obj( current
->process
, handle
, GENERIC_WRITE
, NULL
)))
461 if (obj
->ops
== &console_input_ops
)
463 /* FIXME: if we remove the edit mode bits, we need (???) to clean up the history */
464 ((struct console_input
*)obj
)->mode
= mode
;
467 else if (obj
->ops
== &screen_buffer_ops
)
469 ((struct screen_buffer
*)obj
)->mode
= mode
;
472 else set_error( STATUS_OBJECT_TYPE_MISMATCH
);
473 release_object( obj
);
477 /* add input events to a console input queue */
478 static int write_console_input( struct console_input
* console
, int count
,
479 const INPUT_RECORD
*records
)
481 INPUT_RECORD
*new_rec
;
483 if (!count
) return 0;
484 if (!(new_rec
= realloc( console
->records
,
485 (console
->recnum
+ count
) * sizeof(INPUT_RECORD
) )))
487 set_error( STATUS_NO_MEMORY
);
488 release_object( console
);
491 console
->records
= new_rec
;
492 memcpy( new_rec
+ console
->recnum
, records
, count
* sizeof(INPUT_RECORD
) );
494 if (console
->mode
& ENABLE_PROCESSED_INPUT
)
499 if (records
[i
].EventType
== KEY_EVENT
&&
500 records
[i
].Event
.KeyEvent
.uChar
.UnicodeChar
== 'C' - 64 &&
501 !(records
[i
].Event
.KeyEvent
.dwControlKeyState
& ENHANCED_KEY
))
504 memcpy( &console
->records
[console
->recnum
+ i
],
505 &console
->records
[console
->recnum
+ i
+ 1],
506 (count
- i
- 1) * sizeof(INPUT_RECORD
) );
508 if (records
[i
].Event
.KeyEvent
.bKeyDown
)
510 /* send SIGINT to all processes attached to this console */
511 propagate_console_signal( console
, CTRL_C_EVENT
, 0 );
517 if (!console
->recnum
&& count
) set_event( console
->event
);
518 console
->recnum
+= count
;
522 /* retrieve a pointer to the console input records */
523 static int read_console_input( obj_handle_t handle
, int count
, int flush
)
525 struct console_input
*console
;
527 if (!(console
= (struct console_input
*)get_handle_obj( current
->process
, handle
,
528 GENERIC_READ
, &console_input_ops
)))
533 /* special case: do not retrieve anything, but return
534 * the total number of records available */
535 count
= console
->recnum
;
539 if (count
> console
->recnum
) count
= console
->recnum
;
540 set_reply_data( console
->records
, count
* sizeof(INPUT_RECORD
) );
545 for (i
= count
; i
< console
->recnum
; i
++)
546 console
->records
[i
-count
] = console
->records
[i
];
547 if ((console
->recnum
-= count
) > 0)
549 INPUT_RECORD
*new_rec
= realloc( console
->records
,
550 console
->recnum
* sizeof(INPUT_RECORD
) );
551 if (new_rec
) console
->records
= new_rec
;
555 free( console
->records
);
556 console
->records
= NULL
;
557 reset_event( console
->event
);
560 release_object( console
);
564 /* set misc console input information */
565 static int set_console_input_info( const struct set_console_input_info_request
*req
,
566 const WCHAR
*title
, size_t len
)
568 struct console_input
*console
;
569 struct console_renderer_event evt
;
571 if (!(console
= console_input_get( req
->handle
, GENERIC_WRITE
))) goto error
;
573 if (req
->mask
& SET_CONSOLE_INPUT_INFO_ACTIVE_SB
)
575 struct screen_buffer
*screen_buffer
;
577 screen_buffer
= (struct screen_buffer
*)get_handle_obj( current
->process
, req
->active_sb
,
578 GENERIC_READ
, &screen_buffer_ops
);
579 if (!screen_buffer
|| screen_buffer
->input
!= console
)
581 set_error( STATUS_INVALID_PARAMETER
);
582 if (screen_buffer
) release_object( screen_buffer
);
586 if (screen_buffer
!= console
->active
)
588 if (console
->active
) release_object( console
->active
);
589 console
->active
= screen_buffer
;
590 evt
.event
= CONSOLE_RENDERER_ACTIVE_SB_EVENT
;
591 console_input_events_append( console
->evt
, &evt
);
594 release_object( screen_buffer
);
596 if (req
->mask
& SET_CONSOLE_INPUT_INFO_TITLE
)
598 WCHAR
*new_title
= mem_alloc( len
+ sizeof(WCHAR
) );
601 memcpy( new_title
, title
, len
);
602 new_title
[len
/ sizeof(WCHAR
)] = 0;
603 if (console
->title
) free( console
->title
);
604 console
->title
= new_title
;
605 evt
.event
= CONSOLE_RENDERER_TITLE_EVENT
;
606 console_input_events_append( console
->evt
, &evt
);
609 if (req
->mask
& SET_CONSOLE_INPUT_INFO_HISTORY_MODE
)
611 console
->history_mode
= req
->history_mode
;
613 if ((req
->mask
& SET_CONSOLE_INPUT_INFO_HISTORY_SIZE
) &&
614 console
->history_size
!= req
->history_size
)
620 if (req
->history_size
)
622 mem
= mem_alloc( req
->history_size
* sizeof(WCHAR
*) );
623 if (!mem
) goto error
;
624 memset( mem
, 0, req
->history_size
* sizeof(WCHAR
*) );
627 delta
= (console
->history_index
> req
->history_size
) ?
628 (console
->history_index
- req
->history_size
) : 0;
630 for (i
= delta
; i
< console
->history_index
; i
++)
632 mem
[i
- delta
] = console
->history
[i
];
633 console
->history
[i
] = NULL
;
635 console
->history_index
-= delta
;
637 for (i
= 0; i
< console
->history_size
; i
++)
638 if (console
->history
[i
]) free( console
->history
[i
] );
639 free( console
->history
);
640 console
->history
= mem
;
641 console
->history_size
= req
->history_size
;
643 if (req
->mask
& SET_CONSOLE_INPUT_INFO_EDITION_MODE
)
645 console
->edition_mode
= req
->edition_mode
;
647 release_object( console
);
650 if (console
) release_object( console
);
654 /* resize a screen buffer */
655 static int change_screen_buffer_size( struct screen_buffer
*screen_buffer
,
656 int new_width
, int new_height
)
658 int i
, old_width
, old_height
, copy_width
, copy_height
;
659 char_info_t
*new_data
;
661 if (!(new_data
= malloc( new_width
* new_height
* sizeof(*new_data
) )))
663 set_error( STATUS_NO_MEMORY
);
666 old_width
= screen_buffer
->width
;
667 old_height
= screen_buffer
->height
;
668 copy_width
= min( old_width
, new_width
);
669 copy_height
= min( old_height
, new_height
);
671 /* copy all the rows */
672 for (i
= 0; i
< copy_height
; i
++)
674 memcpy( &new_data
[i
* new_width
], &screen_buffer
->data
[i
* old_width
],
675 copy_width
* sizeof(char_info_t
) );
678 /* clear the end of each row */
679 if (new_width
> old_width
)
682 for (i
= old_width
; i
< new_width
; i
++) new_data
[i
] = empty_char_info
;
683 /* and blast it to the other rows */
684 for (i
= 1; i
< copy_height
; i
++)
685 memcpy( &new_data
[i
* new_width
+ old_width
], &new_data
[old_width
],
686 (new_width
- old_width
) * sizeof(char_info_t
) );
689 /* clear remaining rows */
690 if (new_height
> old_height
)
693 for (i
= 0; i
< new_width
; i
++) new_data
[old_height
* new_width
+ i
] = empty_char_info
;
694 /* and blast it to the other rows */
695 for (i
= old_height
+1; i
< new_height
; i
++)
696 memcpy( &new_data
[i
* new_width
], &new_data
[old_height
* new_width
],
697 new_width
* sizeof(char_info_t
) );
699 free( screen_buffer
->data
);
700 screen_buffer
->data
= new_data
;
701 screen_buffer
->width
= new_width
;
702 screen_buffer
->height
= new_height
;
706 /* set misc screen buffer information */
707 static int set_console_output_info( struct screen_buffer
*screen_buffer
,
708 const struct set_console_output_info_request
*req
)
710 struct console_renderer_event evt
;
712 if (req
->mask
& SET_CONSOLE_OUTPUT_INFO_CURSOR_GEOM
)
714 if (req
->cursor_size
< 1 || req
->cursor_size
> 100)
716 set_error( STATUS_INVALID_PARAMETER
);
719 if (screen_buffer
->cursor_size
!= req
->cursor_size
||
720 screen_buffer
->cursor_visible
!= req
->cursor_visible
)
722 screen_buffer
->cursor_size
= req
->cursor_size
;
723 screen_buffer
->cursor_visible
= req
->cursor_visible
;
724 evt
.event
= CONSOLE_RENDERER_CURSOR_GEOM_EVENT
;
725 evt
.u
.cursor_geom
.size
= req
->cursor_size
;
726 evt
.u
.cursor_geom
.visible
= req
->cursor_visible
;
727 console_input_events_append( screen_buffer
->input
->evt
, &evt
);
730 if (req
->mask
& SET_CONSOLE_OUTPUT_INFO_CURSOR_POS
)
732 if (req
->cursor_x
< 0 || req
->cursor_x
>= screen_buffer
->width
||
733 req
->cursor_y
< 0 || req
->cursor_y
>= screen_buffer
->height
)
735 set_error( STATUS_INVALID_PARAMETER
);
738 if (screen_buffer
->cursor_x
!= req
->cursor_x
|| screen_buffer
->cursor_y
!= req
->cursor_y
)
740 screen_buffer
->cursor_x
= req
->cursor_x
;
741 screen_buffer
->cursor_y
= req
->cursor_y
;
742 evt
.event
= CONSOLE_RENDERER_CURSOR_POS_EVENT
;
743 evt
.u
.cursor_pos
.x
= req
->cursor_x
;
744 evt
.u
.cursor_pos
.y
= req
->cursor_y
;
745 console_input_events_append( screen_buffer
->input
->evt
, &evt
);
748 if (req
->mask
& SET_CONSOLE_OUTPUT_INFO_SIZE
)
752 /* new screen-buffer cannot be smaller than actual window */
753 if (req
->width
< screen_buffer
->win
.right
- screen_buffer
->win
.left
+ 1 ||
754 req
->height
< screen_buffer
->win
.bottom
- screen_buffer
->win
.top
+ 1)
756 set_error( STATUS_INVALID_PARAMETER
);
759 /* FIXME: there are also some basic minimum and max size to deal with */
760 if (!change_screen_buffer_size( screen_buffer
, req
->width
, req
->height
)) return 0;
762 evt
.event
= CONSOLE_RENDERER_SB_RESIZE_EVENT
;
763 evt
.u
.resize
.width
= req
->width
;
764 evt
.u
.resize
.height
= req
->height
;
765 console_input_events_append( screen_buffer
->input
->evt
, &evt
);
767 evt
.event
= CONSOLE_RENDERER_UPDATE_EVENT
;
768 evt
.u
.update
.top
= 0;
769 evt
.u
.update
.bottom
= screen_buffer
->height
- 1;
770 console_input_events_append( screen_buffer
->input
->evt
, &evt
);
772 /* scroll window to display sb */
773 if (screen_buffer
->win
.right
>= req
->width
)
775 screen_buffer
->win
.right
-= screen_buffer
->win
.left
;
776 screen_buffer
->win
.left
= 0;
778 if (screen_buffer
->win
.bottom
>= req
->height
)
780 screen_buffer
->win
.bottom
-= screen_buffer
->win
.top
;
781 screen_buffer
->win
.top
= 0;
783 /* reset cursor if needed (normally, if cursor was outside of new sb, the
784 * window has been shifted so that the new position of the cursor will be
787 if (screen_buffer
->cursor_x
>= req
->width
)
789 screen_buffer
->cursor_x
= req
->width
- 1;
792 if (screen_buffer
->cursor_y
>= req
->height
)
794 screen_buffer
->cursor_y
= req
->height
- 1;
799 evt
.event
= CONSOLE_RENDERER_CURSOR_POS_EVENT
;
800 evt
.u
.cursor_pos
.x
= req
->cursor_x
;
801 evt
.u
.cursor_pos
.y
= req
->cursor_y
;
802 console_input_events_append( screen_buffer
->input
->evt
, &evt
);
805 if (screen_buffer
== screen_buffer
->input
->active
&&
806 screen_buffer
->input
->mode
& ENABLE_WINDOW_INPUT
)
809 ir
.EventType
= WINDOW_BUFFER_SIZE_EVENT
;
810 ir
.Event
.WindowBufferSizeEvent
.dwSize
.X
= req
->width
;
811 ir
.Event
.WindowBufferSizeEvent
.dwSize
.Y
= req
->height
;
812 write_console_input( screen_buffer
->input
, 1, &ir
);
815 if (req
->mask
& SET_CONSOLE_OUTPUT_INFO_ATTR
)
817 screen_buffer
->attr
= req
->attr
;
819 if (req
->mask
& SET_CONSOLE_OUTPUT_INFO_DISPLAY_WINDOW
)
821 if (req
->win_left
< 0 || req
->win_left
> req
->win_right
||
822 req
->win_right
>= screen_buffer
->width
||
823 req
->win_top
< 0 || req
->win_top
> req
->win_bottom
||
824 req
->win_bottom
>= screen_buffer
->height
)
826 set_error( STATUS_INVALID_PARAMETER
);
829 if (screen_buffer
->win
.left
!= req
->win_left
|| screen_buffer
->win
.top
!= req
->win_top
||
830 screen_buffer
->win
.right
!= req
->win_right
|| screen_buffer
->win
.bottom
!= req
->win_bottom
)
832 screen_buffer
->win
.left
= req
->win_left
;
833 screen_buffer
->win
.top
= req
->win_top
;
834 screen_buffer
->win
.right
= req
->win_right
;
835 screen_buffer
->win
.bottom
= req
->win_bottom
;
836 evt
.event
= CONSOLE_RENDERER_DISPLAY_EVENT
;
837 evt
.u
.display
.left
= req
->win_left
;
838 evt
.u
.display
.top
= req
->win_top
;
839 evt
.u
.display
.width
= req
->win_right
- req
->win_left
+ 1;
840 evt
.u
.display
.height
= req
->win_bottom
- req
->win_top
+ 1;
841 console_input_events_append( screen_buffer
->input
->evt
, &evt
);
844 if (req
->mask
& SET_CONSOLE_OUTPUT_INFO_MAX_SIZE
)
846 /* can only be done by renderer */
847 if (current
->process
->console
!= screen_buffer
->input
)
849 set_error( STATUS_INVALID_PARAMETER
);
853 screen_buffer
->max_width
= req
->max_width
;
854 screen_buffer
->max_height
= req
->max_height
;
860 /* appends a new line to history (history is a fixed size array) */
861 static void console_input_append_hist( struct console_input
* console
, const WCHAR
* buf
, size_t len
)
863 WCHAR
* ptr
= mem_alloc( (len
+ 1) * sizeof(WCHAR
) );
867 set_error( STATUS_NO_MEMORY
);
870 if (!console
|| !console
->history_size
)
872 set_error( STATUS_INVALID_PARAMETER
); /* FIXME */
876 memcpy( ptr
, buf
, len
* sizeof(WCHAR
) );
879 if (console
->history_mode
&& console
->history_index
&&
880 strncmpW( console
->history
[console
->history_index
- 1], ptr
, len
* sizeof(WCHAR
) ) == 0)
882 /* ok, mode ask us to not use twice the same string...
883 * so just free mem and returns
885 set_error( STATUS_ALIAS_EXISTS
);
890 if (console
->history_index
< console
->history_size
)
892 console
->history
[console
->history_index
++] = ptr
;
896 free( console
->history
[0]) ;
897 memmove( &console
->history
[0], &console
->history
[1],
898 (console
->history_size
- 1) * sizeof(WCHAR
*) );
899 console
->history
[console
->history_size
- 1] = ptr
;
903 /* returns a line from the cache */
904 static size_t console_input_get_hist( struct console_input
*console
, int index
)
908 if (index
>= console
->history_index
) set_error( STATUS_INVALID_PARAMETER
);
911 ret
= strlenW( console
->history
[index
] ) * sizeof(WCHAR
);
912 set_reply_data( console
->history
[index
], min( ret
, get_reply_max_size() ));
918 static void console_input_dump( struct object
*obj
, int verbose
)
920 struct console_input
*console
= (struct console_input
*)obj
;
921 assert( obj
->ops
== &console_input_ops
);
922 fprintf( stderr
, "Console input active=%p evt=%p\n",
923 console
->active
, console
->evt
);
926 static void console_input_destroy( struct object
*obj
)
928 struct console_input
* console_in
= (struct console_input
*)obj
;
929 struct screen_buffer
* curr
;
932 assert( obj
->ops
== &console_input_ops
);
933 if (console_in
->title
) free( console_in
->title
);
934 if (console_in
->records
) free( console_in
->records
);
936 if (console_in
->active
) release_object( console_in
->active
);
937 console_in
->active
= NULL
;
939 for (curr
= screen_buffer_list
; curr
; curr
= curr
->next
)
941 if (curr
->input
== console_in
) curr
->input
= NULL
;
944 release_object( console_in
->evt
);
945 console_in
->evt
= NULL
;
946 release_object( console_in
->event
);
948 for (i
= 0; i
< console_in
->history_size
; i
++)
949 if (console_in
->history
[i
]) free( console_in
->history
[i
] );
950 if (console_in
->history
) free( console_in
->history
);
953 static void screen_buffer_dump( struct object
*obj
, int verbose
)
955 struct screen_buffer
*screen_buffer
= (struct screen_buffer
*)obj
;
956 assert( obj
->ops
== &screen_buffer_ops
);
958 fprintf(stderr
, "Console screen buffer input=%p\n", screen_buffer
->input
);
961 static void screen_buffer_destroy( struct object
*obj
)
963 struct screen_buffer
*screen_buffer
= (struct screen_buffer
*)obj
;
965 assert( obj
->ops
== &screen_buffer_ops
);
967 if (screen_buffer
->next
) screen_buffer
->next
->prev
= screen_buffer
->prev
;
968 if (screen_buffer
->prev
) screen_buffer
->prev
->next
= screen_buffer
->next
;
969 else screen_buffer_list
= screen_buffer
->next
;
971 if (screen_buffer
->input
&& screen_buffer
->input
->active
== screen_buffer
)
973 struct screen_buffer
* sb
;
974 for (sb
= screen_buffer_list
; sb
&& sb
->input
!= screen_buffer
->input
; sb
= sb
->next
);
975 screen_buffer
->input
->active
= sb
;
977 if (screen_buffer
->data
) free( screen_buffer
->data
);
980 /* write data into a screen buffer */
981 static int write_console_output( struct screen_buffer
*screen_buffer
, size_t size
,
982 const void* data
, enum char_info_mode mode
,
983 int x
, int y
, int wrap
)
986 char_info_t
*end
, *dest
= screen_buffer
->data
+ y
* screen_buffer
->width
+ x
;
988 if (y
>= screen_buffer
->height
) return 0;
991 end
= screen_buffer
->data
+ screen_buffer
->height
* screen_buffer
->width
;
993 end
= screen_buffer
->data
+ (y
+1) * screen_buffer
->width
;
997 case CHAR_INFO_MODE_TEXT
:
999 const WCHAR
*ptr
= data
;
1000 for (i
= 0; i
< size
/sizeof(*ptr
) && dest
< end
; dest
++, i
++) dest
->ch
= ptr
[i
];
1003 case CHAR_INFO_MODE_ATTR
:
1005 const unsigned short *ptr
= data
;
1006 for (i
= 0; i
< size
/sizeof(*ptr
) && dest
< end
; dest
++, i
++) dest
->attr
= ptr
[i
];
1009 case CHAR_INFO_MODE_TEXTATTR
:
1011 const char_info_t
*ptr
= data
;
1012 for (i
= 0; i
< size
/sizeof(*ptr
) && dest
< end
; dest
++, i
++) *dest
= ptr
[i
];
1015 case CHAR_INFO_MODE_TEXTSTDATTR
:
1017 const WCHAR
*ptr
= data
;
1018 for (i
= 0; i
< size
/sizeof(*ptr
) && dest
< end
; dest
++, i
++)
1021 dest
->attr
= screen_buffer
->attr
;
1026 set_error( STATUS_INVALID_PARAMETER
);
1030 if (i
&& screen_buffer
== screen_buffer
->input
->active
)
1032 struct console_renderer_event evt
;
1033 evt
.event
= CONSOLE_RENDERER_UPDATE_EVENT
;
1034 evt
.u
.update
.top
= y
+ x
/ screen_buffer
->width
;
1035 evt
.u
.update
.bottom
= y
+ (x
+ i
- 1) / screen_buffer
->width
;
1036 console_input_events_append( screen_buffer
->input
->evt
, &evt
);
1041 /* fill a screen buffer with uniform data */
1042 static int fill_console_output( struct screen_buffer
*screen_buffer
, char_info_t data
,
1043 enum char_info_mode mode
, int x
, int y
, int count
, int wrap
)
1046 char_info_t
*end
, *dest
= screen_buffer
->data
+ y
* screen_buffer
->width
+ x
;
1048 if (y
>= screen_buffer
->height
) return 0;
1051 end
= screen_buffer
->data
+ screen_buffer
->height
* screen_buffer
->width
;
1053 end
= screen_buffer
->data
+ (y
+1) * screen_buffer
->width
;
1055 if (count
> end
- dest
) count
= end
- dest
;
1059 case CHAR_INFO_MODE_TEXT
:
1060 for (i
= 0; i
< count
; i
++) dest
[i
].ch
= data
.ch
;
1062 case CHAR_INFO_MODE_ATTR
:
1063 for (i
= 0; i
< count
; i
++) dest
[i
].attr
= data
.attr
;
1065 case CHAR_INFO_MODE_TEXTATTR
:
1066 for (i
= 0; i
< count
; i
++) dest
[i
] = data
;
1068 case CHAR_INFO_MODE_TEXTSTDATTR
:
1069 for (i
= 0; i
< count
; i
++)
1071 dest
[i
].ch
= data
.ch
;
1072 dest
[i
].attr
= screen_buffer
->attr
;
1076 set_error( STATUS_INVALID_PARAMETER
);
1080 if (count
&& screen_buffer
== screen_buffer
->input
->active
)
1082 struct console_renderer_event evt
;
1083 evt
.event
= CONSOLE_RENDERER_UPDATE_EVENT
;
1084 evt
.u
.update
.top
= y
;
1085 evt
.u
.update
.bottom
= (y
* screen_buffer
->width
+ x
+ count
- 1) / screen_buffer
->width
;
1086 console_input_events_append( screen_buffer
->input
->evt
, &evt
);
1091 /* read data from a screen buffer */
1092 static void read_console_output( struct screen_buffer
*screen_buffer
, int x
, int y
,
1093 enum char_info_mode mode
, int wrap
)
1096 char_info_t
*end
, *src
= screen_buffer
->data
+ y
* screen_buffer
->width
+ x
;
1098 if (y
>= screen_buffer
->height
) return;
1101 end
= screen_buffer
->data
+ screen_buffer
->height
* screen_buffer
->width
;
1103 end
= screen_buffer
->data
+ (y
+1) * screen_buffer
->width
;
1107 case CHAR_INFO_MODE_TEXT
:
1110 int count
= min( end
- src
, get_reply_max_size() / sizeof(*data
) );
1111 if ((data
= set_reply_data_size( count
* sizeof(*data
) )))
1113 for (i
= 0; i
< count
; i
++) data
[i
] = src
[i
].ch
;
1117 case CHAR_INFO_MODE_ATTR
:
1119 unsigned short *data
;
1120 int count
= min( end
- src
, get_reply_max_size() / sizeof(*data
) );
1121 if ((data
= set_reply_data_size( count
* sizeof(*data
) )))
1123 for (i
= 0; i
< count
; i
++) data
[i
] = src
[i
].attr
;
1127 case CHAR_INFO_MODE_TEXTATTR
:
1130 int count
= min( end
- src
, get_reply_max_size() / sizeof(*data
) );
1131 if ((data
= set_reply_data_size( count
* sizeof(*data
) )))
1133 for (i
= 0; i
< count
; i
++) data
[i
] = src
[i
];
1138 set_error( STATUS_INVALID_PARAMETER
);
1143 /* scroll parts of a screen buffer */
1144 static void scroll_console_output( obj_handle_t handle
, int xsrc
, int ysrc
, int xdst
, int ydst
,
1147 struct screen_buffer
*screen_buffer
;
1149 char_info_t
*psrc
, *pdst
;
1150 struct console_renderer_event evt
;
1152 if (!(screen_buffer
= (struct screen_buffer
*)get_handle_obj( current
->process
, handle
,
1153 GENERIC_READ
, &screen_buffer_ops
)))
1155 if (xsrc
< 0 || ysrc
< 0 || xdst
< 0 || ydst
< 0 ||
1156 xsrc
+ w
> screen_buffer
->width
||
1157 xdst
+ w
> screen_buffer
->width
||
1158 ysrc
+ h
> screen_buffer
->height
||
1159 ydst
+ h
> screen_buffer
->height
||
1162 set_error( STATUS_INVALID_PARAMETER
);
1163 release_object( screen_buffer
);
1169 psrc
= &screen_buffer
->data
[(ysrc
+ h
- 1) * screen_buffer
->width
+ xsrc
];
1170 pdst
= &screen_buffer
->data
[(ydst
+ h
- 1) * screen_buffer
->width
+ xdst
];
1172 for (j
= h
; j
> 0; j
--)
1174 memcpy(pdst
, psrc
, w
* sizeof(*pdst
) );
1175 pdst
-= screen_buffer
->width
;
1176 psrc
-= screen_buffer
->width
;
1181 psrc
= &screen_buffer
->data
[ysrc
* screen_buffer
->width
+ xsrc
];
1182 pdst
= &screen_buffer
->data
[ydst
* screen_buffer
->width
+ xdst
];
1184 for (j
= 0; j
< h
; j
++)
1186 /* we use memmove here because when psrc and pdst are the same,
1187 * copies are done on the same row, so the dst and src blocks
1189 memmove( pdst
, psrc
, w
* sizeof(*pdst
) );
1190 pdst
+= screen_buffer
->width
;
1191 psrc
+= screen_buffer
->width
;
1195 /* FIXME: this could be enhanced, by signalling scroll */
1196 evt
.event
= CONSOLE_RENDERER_UPDATE_EVENT
;
1197 evt
.u
.update
.top
= min(ysrc
, ydst
);
1198 evt
.u
.update
.bottom
= max(ysrc
, ydst
) + h
- 1;
1199 console_input_events_append( screen_buffer
->input
->evt
, &evt
);
1201 release_object( screen_buffer
);
1204 /* allocate a console for the renderer */
1205 DECL_HANDLER(alloc_console
)
1207 obj_handle_t in
= 0;
1208 obj_handle_t evt
= 0;
1209 struct process
*process
;
1210 struct process
*renderer
= current
->process
;
1211 struct console_input
*console
;
1213 process
= (req
->pid
) ? get_process_from_id( req
->pid
) :
1214 (struct process
*)grab_object( renderer
->parent
);
1216 reply
->handle_in
= 0;
1218 if (!process
) return;
1219 if (process
!= renderer
&& process
->console
)
1221 set_error( STATUS_ACCESS_DENIED
);
1224 if ((console
= (struct console_input
*)create_console_input( current
)))
1226 if ((in
= alloc_handle( renderer
, console
, req
->access
, req
->inherit
)))
1228 if ((evt
= alloc_handle( renderer
, console
->evt
,
1229 SYNCHRONIZE
|GENERIC_READ
|GENERIC_WRITE
, FALSE
)))
1231 if (process
!= renderer
)
1233 process
->console
= (struct console_input
*)grab_object( console
);
1234 console
->num_proc
++;
1236 reply
->handle_in
= in
;
1238 release_object( console
);
1241 close_handle( renderer
, in
, NULL
);
1243 free_console( process
);
1246 release_object( process
);
1249 /* free the console of the current process */
1250 DECL_HANDLER(free_console
)
1252 free_console( current
->process
);
1255 /* let the renderer peek the events it's waiting on */
1256 DECL_HANDLER(get_console_renderer_events
)
1258 struct console_input_events
*evt
;
1260 evt
= (struct console_input_events
*)get_handle_obj( current
->process
, req
->handle
,
1261 GENERIC_WRITE
, &console_input_events_ops
);
1263 console_input_events_get( evt
);
1264 release_object( evt
);
1267 /* open a handle to the process console */
1268 DECL_HANDLER(open_console
)
1270 struct object
*obj
= NULL
;
1276 if (current
->process
->console
&& current
->process
->console
->renderer
)
1277 obj
= grab_object( (struct object
*)current
->process
->console
);
1280 if (current
->process
->console
&& current
->process
->console
->renderer
&&
1281 current
->process
->console
->active
)
1282 obj
= grab_object( (struct object
*)current
->process
->console
->active
);
1285 if ((obj
= get_handle_obj( current
->process
, (obj_handle_t
)req
->from
,
1286 GENERIC_READ
|GENERIC_WRITE
, &console_input_ops
)))
1288 struct console_input
* console
= (struct console_input
*)obj
;
1289 obj
= (console
->active
) ? grab_object( console
->active
) : NULL
;
1290 release_object( console
);
1295 /* FIXME: req->share is not used (as in screen buffer creation) */
1298 reply
->handle
= alloc_handle( current
->process
, obj
, req
->access
, req
->inherit
);
1299 release_object( obj
);
1301 else if (!get_error()) set_error( STATUS_ACCESS_DENIED
);
1304 /* set info about a console input */
1305 DECL_HANDLER(set_console_input_info
)
1307 set_console_input_info( req
, get_req_data(), get_req_data_size() );
1310 /* get info about a console (output only) */
1311 DECL_HANDLER(get_console_input_info
)
1313 struct console_input
*console
;
1315 if (!(console
= console_input_get( req
->handle
, GENERIC_READ
))) return;
1318 size_t len
= strlenW( console
->title
) * sizeof(WCHAR
);
1319 if (len
> get_reply_max_size()) len
= get_reply_max_size();
1320 set_reply_data( console
->title
, len
);
1322 reply
->history_mode
= console
->history_mode
;
1323 reply
->history_size
= console
->history_size
;
1324 reply
->history_index
= console
->history_index
;
1325 reply
->edition_mode
= console
->edition_mode
;
1327 release_object( console
);
1330 /* get a console mode (input or output) */
1331 DECL_HANDLER(get_console_mode
)
1333 reply
->mode
= get_console_mode( req
->handle
);
1336 /* set a console mode (input or output) */
1337 DECL_HANDLER(set_console_mode
)
1339 set_console_mode( req
->handle
, req
->mode
);
1342 /* add input records to a console input queue */
1343 DECL_HANDLER(write_console_input
)
1345 struct console_input
*console
;
1348 if (!(console
= (struct console_input
*)get_handle_obj( current
->process
, req
->handle
,
1349 GENERIC_WRITE
, &console_input_ops
)))
1351 reply
->written
= write_console_input( console
, get_req_data_size() / sizeof(INPUT_RECORD
),
1353 release_object( console
);
1356 /* fetch input records from a console input queue */
1357 DECL_HANDLER(read_console_input
)
1359 int count
= get_reply_max_size() / sizeof(INPUT_RECORD
);
1360 reply
->read
= read_console_input( req
->handle
, count
, req
->flush
);
1363 /* appends a string to console's history */
1364 DECL_HANDLER(append_console_input_history
)
1366 struct console_input
*console
;
1368 if (!(console
= console_input_get( req
->handle
, GENERIC_WRITE
))) return;
1369 console_input_append_hist( console
, get_req_data(), get_req_data_size() / sizeof(WCHAR
) );
1370 release_object( console
);
1373 /* appends a string to console's history */
1374 DECL_HANDLER(get_console_input_history
)
1376 struct console_input
*console
;
1378 if (!(console
= console_input_get( req
->handle
, GENERIC_WRITE
))) return;
1379 reply
->total
= console_input_get_hist( console
, req
->index
);
1380 release_object( console
);
1383 /* creates a screen buffer */
1384 DECL_HANDLER(create_console_output
)
1386 struct console_input
* console
;
1387 struct screen_buffer
* screen_buffer
;
1389 if (!(console
= console_input_get( req
->handle_in
, GENERIC_WRITE
))) return;
1391 screen_buffer
= create_console_output( console
);
1394 /* FIXME: should store sharing and test it when opening the CONOUT$ device
1395 * see file.c on how this could be done */
1396 reply
->handle_out
= alloc_handle( current
->process
, screen_buffer
,
1397 req
->access
, req
->inherit
);
1398 release_object( screen_buffer
);
1400 release_object( console
);
1403 /* set info about a console screen buffer */
1404 DECL_HANDLER(set_console_output_info
)
1406 struct screen_buffer
*screen_buffer
;
1408 if ((screen_buffer
= (struct screen_buffer
*)get_handle_obj( current
->process
, req
->handle
,
1409 GENERIC_WRITE
, &screen_buffer_ops
)))
1411 set_console_output_info( screen_buffer
, req
);
1412 release_object( screen_buffer
);
1416 /* get info about a console screen buffer */
1417 DECL_HANDLER(get_console_output_info
)
1419 struct screen_buffer
*screen_buffer
;
1421 if ((screen_buffer
= (struct screen_buffer
*)get_handle_obj( current
->process
, req
->handle
,
1422 GENERIC_READ
, &screen_buffer_ops
)))
1424 reply
->cursor_size
= screen_buffer
->cursor_size
;
1425 reply
->cursor_visible
= screen_buffer
->cursor_visible
;
1426 reply
->cursor_x
= screen_buffer
->cursor_x
;
1427 reply
->cursor_y
= screen_buffer
->cursor_y
;
1428 reply
->width
= screen_buffer
->width
;
1429 reply
->height
= screen_buffer
->height
;
1430 reply
->attr
= screen_buffer
->attr
;
1431 reply
->win_left
= screen_buffer
->win
.left
;
1432 reply
->win_top
= screen_buffer
->win
.top
;
1433 reply
->win_right
= screen_buffer
->win
.right
;
1434 reply
->win_bottom
= screen_buffer
->win
.bottom
;
1435 reply
->max_width
= screen_buffer
->max_width
;
1436 reply
->max_height
= screen_buffer
->max_height
;
1437 release_object( screen_buffer
);
1441 /* read data (chars & attrs) from a screen buffer */
1442 DECL_HANDLER(read_console_output
)
1444 struct screen_buffer
*screen_buffer
;
1446 if ((screen_buffer
= (struct screen_buffer
*)get_handle_obj( current
->process
, req
->handle
,
1447 GENERIC_READ
, &screen_buffer_ops
)))
1449 read_console_output( screen_buffer
, req
->x
, req
->y
, req
->mode
, req
->wrap
);
1450 reply
->width
= screen_buffer
->width
;
1451 reply
->height
= screen_buffer
->height
;
1452 release_object( screen_buffer
);
1456 /* write data (char and/or attrs) to a screen buffer */
1457 DECL_HANDLER(write_console_output
)
1459 struct screen_buffer
*screen_buffer
;
1461 if ((screen_buffer
= (struct screen_buffer
*)get_handle_obj( current
->process
, req
->handle
,
1462 GENERIC_WRITE
, &screen_buffer_ops
)))
1464 reply
->written
= write_console_output( screen_buffer
, get_req_data_size(), get_req_data(),
1465 req
->mode
, req
->x
, req
->y
, req
->wrap
);
1466 reply
->width
= screen_buffer
->width
;
1467 reply
->height
= screen_buffer
->height
;
1468 release_object( screen_buffer
);
1472 /* fill a screen buffer with constant data (chars and/or attributes) */
1473 DECL_HANDLER(fill_console_output
)
1475 struct screen_buffer
*screen_buffer
;
1477 if ((screen_buffer
= (struct screen_buffer
*)get_handle_obj( current
->process
, req
->handle
,
1478 GENERIC_WRITE
, &screen_buffer_ops
)))
1480 reply
->written
= fill_console_output( screen_buffer
, req
->data
, req
->mode
,
1481 req
->x
, req
->y
, req
->count
, req
->wrap
);
1482 release_object( screen_buffer
);
1486 /* move a rect of data in a screen buffer */
1487 DECL_HANDLER(move_console_output
)
1489 scroll_console_output( req
->handle
, req
->x_src
, req
->y_src
, req
->x_dst
, req
->y_dst
,
1493 /* sends a signal to a console (process, group...) */
1494 DECL_HANDLER(send_console_signal
)
1498 group
= req
->group_id
? req
->group_id
: current
->process
->group_id
;
1501 set_error( STATUS_INVALID_PARAMETER
);
1503 propagate_console_signal( current
->process
->console
, req
->signal
, group
);
1506 /* get console which renderer is 'current' */
1507 static int cgwe_enum( struct process
* process
, void* user
)
1509 if (process
->console
&& process
->console
->renderer
== current
)
1511 *(struct console_input
**)user
= process
->console
;
1517 DECL_HANDLER(get_console_wait_event
)
1519 struct console_input
* console
= NULL
;
1521 if (current
->process
->console
&& current
->process
->console
->renderer
)
1522 console
= (struct console_input
*)grab_object( (struct object
*)current
->process
->console
);
1523 else enum_processes(cgwe_enum
, &console
);
1527 reply
->handle
= alloc_handle( current
->process
, console
->event
,
1528 EVENT_ALL_ACCESS
, FALSE
);
1529 release_object( console
);
1531 else set_error( STATUS_INVALID_PARAMETER
);