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xf_client.c
1
25#include <freerdp/config.h>
26
27#include <math.h>
28#include <winpr/cast.h>
29#include <winpr/assert.h>
30#include <winpr/sspicli.h>
31
32#include <float.h>
33
34#include <X11/Xlib.h>
35#include <X11/Xutil.h>
36#include <X11/Xatom.h>
37
38#ifdef WITH_XRENDER
39#include <X11/extensions/Xrender.h>
40#endif
41
42#ifdef WITH_XI
43#include <X11/extensions/XInput.h>
44#include <X11/extensions/XInput2.h>
45#endif
46
47#ifdef WITH_XCURSOR
48#include <X11/Xcursor/Xcursor.h>
49#endif
50
51#ifdef WITH_XINERAMA
52#include <X11/extensions/Xinerama.h>
53#endif
54
55#include <X11/XKBlib.h>
56
57#include <errno.h>
58#include <stdio.h>
59#include <stdlib.h>
60#include <locale.h>
61#include <unistd.h>
62#include <string.h>
63#include <termios.h>
64#include <pthread.h>
65#include <sys/wait.h>
66#include <sys/types.h>
67#include <sys/select.h>
68#include <fcntl.h>
69#include <sys/stat.h>
70
71#include <freerdp/freerdp.h>
72#include <freerdp/constants.h>
73#include <freerdp/codec/nsc.h>
74#include <freerdp/codec/rfx.h>
75#include <freerdp/codec/color.h>
76#include <freerdp/codec/bitmap.h>
77
78#include <freerdp/utils/signal.h>
79#include <freerdp/utils/passphrase.h>
80#include <freerdp/client/cliprdr.h>
81#include <freerdp/client/channels.h>
82
83#include <freerdp/client/file.h>
84#include <freerdp/client/cmdline.h>
85
86#include <winpr/crt.h>
87#include <winpr/synch.h>
88#include <winpr/file.h>
89#include <winpr/print.h>
90#include <winpr/sysinfo.h>
91
92#include "xf_rail.h"
93#if defined(CHANNEL_TSMF_CLIENT)
94#include "xf_tsmf.h"
95#endif
96#include "xf_event.h"
97#include "xf_input.h"
98#include "xf_cliprdr.h"
99#include "xf_disp.h"
100#include "xf_video.h"
101#include "xf_monitor.h"
102#include "xf_graphics.h"
103#include "xf_keyboard.h"
104#include "xf_channels.h"
105#include "xf_client.h"
106#include "xfreerdp.h"
107#include "xf_utils.h"
108
109#include <freerdp/log.h>
110#define TAG CLIENT_TAG("x11")
111
112#define MIN_PIXEL_DIFF 0.001
113
114struct xf_exit_code_map_t
115{
116 DWORD error;
117 int rc;
118};
119static const struct xf_exit_code_map_t xf_exit_code_map[] = {
120 { FREERDP_ERROR_SUCCESS, XF_EXIT_SUCCESS },
121 { FREERDP_ERROR_AUTHENTICATION_FAILED, XF_EXIT_AUTH_FAILURE },
122 { FREERDP_ERROR_SECURITY_NEGO_CONNECT_FAILED, XF_EXIT_NEGO_FAILURE },
123 { FREERDP_ERROR_CONNECT_LOGON_FAILURE, XF_EXIT_LOGON_FAILURE },
124 { FREERDP_ERROR_CONNECT_ACCOUNT_LOCKED_OUT, XF_EXIT_ACCOUNT_LOCKED_OUT },
125 { FREERDP_ERROR_PRE_CONNECT_FAILED, XF_EXIT_PRE_CONNECT_FAILED },
126 { FREERDP_ERROR_CONNECT_UNDEFINED, XF_EXIT_CONNECT_UNDEFINED },
127 { FREERDP_ERROR_POST_CONNECT_FAILED, XF_EXIT_POST_CONNECT_FAILED },
128 { FREERDP_ERROR_DNS_ERROR, XF_EXIT_DNS_ERROR },
129 { FREERDP_ERROR_DNS_NAME_NOT_FOUND, XF_EXIT_DNS_NAME_NOT_FOUND },
130 { FREERDP_ERROR_CONNECT_FAILED, XF_EXIT_CONNECT_FAILED },
131 { FREERDP_ERROR_MCS_CONNECT_INITIAL_ERROR, XF_EXIT_MCS_CONNECT_INITIAL_ERROR },
132 { FREERDP_ERROR_TLS_CONNECT_FAILED, XF_EXIT_TLS_CONNECT_FAILED },
133 { FREERDP_ERROR_INSUFFICIENT_PRIVILEGES, XF_EXIT_INSUFFICIENT_PRIVILEGES },
134 { FREERDP_ERROR_CONNECT_CANCELLED, XF_EXIT_CONNECT_CANCELLED },
135 { FREERDP_ERROR_CONNECT_TRANSPORT_FAILED, XF_EXIT_CONNECT_TRANSPORT_FAILED },
136 { FREERDP_ERROR_CONNECT_PASSWORD_EXPIRED, XF_EXIT_CONNECT_PASSWORD_EXPIRED },
137 { FREERDP_ERROR_CONNECT_PASSWORD_MUST_CHANGE, XF_EXIT_CONNECT_PASSWORD_MUST_CHANGE },
138 { FREERDP_ERROR_CONNECT_KDC_UNREACHABLE, XF_EXIT_CONNECT_KDC_UNREACHABLE },
139 { FREERDP_ERROR_CONNECT_ACCOUNT_DISABLED, XF_EXIT_CONNECT_ACCOUNT_DISABLED },
140 { FREERDP_ERROR_CONNECT_PASSWORD_CERTAINLY_EXPIRED,
141 XF_EXIT_CONNECT_PASSWORD_CERTAINLY_EXPIRED },
142 { FREERDP_ERROR_CONNECT_CLIENT_REVOKED, XF_EXIT_CONNECT_CLIENT_REVOKED },
143 { FREERDP_ERROR_CONNECT_WRONG_PASSWORD, XF_EXIT_CONNECT_WRONG_PASSWORD },
144 { FREERDP_ERROR_CONNECT_ACCESS_DENIED, XF_EXIT_CONNECT_ACCESS_DENIED },
145 { FREERDP_ERROR_CONNECT_ACCOUNT_RESTRICTION, XF_EXIT_CONNECT_ACCOUNT_RESTRICTION },
146 { FREERDP_ERROR_CONNECT_ACCOUNT_EXPIRED, XF_EXIT_CONNECT_ACCOUNT_EXPIRED },
147 { FREERDP_ERROR_CONNECT_LOGON_TYPE_NOT_GRANTED, XF_EXIT_CONNECT_LOGON_TYPE_NOT_GRANTED },
148 { FREERDP_ERROR_CONNECT_NO_OR_MISSING_CREDENTIALS, XF_EXIT_CONNECT_NO_OR_MISSING_CREDENTIALS },
149 { FREERDP_ERROR_CONNECT_TARGET_BOOTING, XF_EXIT_CONNECT_TARGET_BOOTING }
150};
151
152static BOOL xf_setup_x11(xfContext* xfc);
153static void xf_teardown_x11(xfContext* xfc);
154
155static int xf_map_error_to_exit_code(DWORD error)
156{
157 for (size_t x = 0; x < ARRAYSIZE(xf_exit_code_map); x++)
158 {
159 const struct xf_exit_code_map_t* cur = &xf_exit_code_map[x];
160 if (cur->error == error)
161 return cur->rc;
162 }
163
164 return XF_EXIT_CONN_FAILED;
165}
166
167static int (*def_error_handler)(Display*, XErrorEvent*);
168static int xf_error_handler_ex(Display* d, XErrorEvent* ev);
169static void xf_check_extensions(xfContext* context);
170static BOOL xf_get_pixmap_info(xfContext* xfc);
171
172#ifdef WITH_XRENDER
173static void xf_draw_screen_scaled(xfContext* xfc, int x, int y, int w, int h)
174{
175 XTransform transform = WINPR_C_ARRAY_INIT;
176 Picture windowPicture = 0;
177 Picture primaryPicture = 0;
178 XRenderPictureAttributes pa;
179 XRenderPictFormat* picFormat = nullptr;
180 int x2 = 0;
181 int y2 = 0;
182 const char* filter = nullptr;
183 WINPR_ASSERT(xfc);
184
185 rdpSettings* settings = xfc->common.context.settings;
186 WINPR_ASSERT(settings);
187
188 if (xfc->scaledWidth <= 0 || xfc->scaledHeight <= 0)
189 {
190 WLog_ERR(TAG, "the current window dimensions are invalid");
191 return;
192 }
193
194 if (freerdp_settings_get_uint32(settings, FreeRDP_DesktopWidth) <= 0 ||
195 freerdp_settings_get_uint32(settings, FreeRDP_DesktopHeight) <= 0)
196 {
197 WLog_ERR(TAG, "the window dimensions are invalid");
198 return;
199 }
200
201 const double xScalingFactor = 1.0 *
202 freerdp_settings_get_uint32(settings, FreeRDP_DesktopWidth) /
203 (double)xfc->scaledWidth;
204 const double yScalingFactor = 1.0 *
205 freerdp_settings_get_uint32(settings, FreeRDP_DesktopHeight) /
206 (double)xfc->scaledHeight;
207 LogDynAndXSetFillStyle(xfc->log, xfc->display, xfc->gc, FillSolid);
208 LogDynAndXSetForeground(xfc->log, xfc->display, xfc->gc, 0);
209 /* Black out possible space between desktop and window borders */
210 {
211 XRectangle box1 = { 0, 0, WINPR_ASSERTING_INT_CAST(UINT16, xfc->window->width),
212 WINPR_ASSERTING_INT_CAST(UINT16, xfc->window->height) };
213 XRectangle box2 = { WINPR_ASSERTING_INT_CAST(INT16, xfc->offset_x),
214 WINPR_ASSERTING_INT_CAST(INT16, xfc->offset_y),
215 WINPR_ASSERTING_INT_CAST(UINT16, xfc->scaledWidth),
216 WINPR_ASSERTING_INT_CAST(UINT16, xfc->scaledHeight) };
217 Region reg1 = XCreateRegion();
218 Region reg2 = XCreateRegion();
219 XUnionRectWithRegion(&box1, reg1, reg1);
220 XUnionRectWithRegion(&box2, reg2, reg2);
221
222 if (XSubtractRegion(reg1, reg2, reg1) && !XEmptyRegion(reg1))
223 {
224 LogDynAndXSetRegion(xfc->log, xfc->display, xfc->gc, reg1);
225 LogDynAndXFillRectangle(xfc->log, xfc->display, xfc->window->handle, xfc->gc, 0, 0,
226 WINPR_ASSERTING_INT_CAST(UINT16, xfc->window->width),
227 WINPR_ASSERTING_INT_CAST(UINT16, xfc->window->height));
228 LogDynAndXSetClipMask(xfc->log, xfc->display, xfc->gc, None);
229 }
230
231 XDestroyRegion(reg1);
232 XDestroyRegion(reg2);
233 }
234 picFormat = XRenderFindVisualFormat(xfc->display, xfc->visual);
235 pa.subwindow_mode = IncludeInferiors;
236 primaryPicture =
237 XRenderCreatePicture(xfc->display, xfc->primary, picFormat, CPSubwindowMode, &pa);
238 windowPicture =
239 XRenderCreatePicture(xfc->display, xfc->window->handle, picFormat, CPSubwindowMode, &pa);
240 /* avoid blurry filter when scaling factor is 2x, 3x, etc
241 * useful when the client has high-dpi monitor */
242 filter = FilterBilinear;
243 if (fabs(xScalingFactor - yScalingFactor) < MIN_PIXEL_DIFF)
244 {
245 const double inverseX = 1.0 / xScalingFactor;
246 const double inverseRoundedX = round(inverseX);
247 const double absInverse = fabs(inverseX - inverseRoundedX);
248
249 if (absInverse < MIN_PIXEL_DIFF)
250 filter = FilterNearest;
251 }
252 XRenderSetPictureFilter(xfc->display, primaryPicture, filter, nullptr, 0);
253 transform.matrix[0][0] = XDoubleToFixed(xScalingFactor);
254 transform.matrix[0][1] = XDoubleToFixed(0.0);
255 transform.matrix[0][2] = XDoubleToFixed(0.0);
256 transform.matrix[1][0] = XDoubleToFixed(0.0);
257 transform.matrix[1][1] = XDoubleToFixed(yScalingFactor);
258 transform.matrix[1][2] = XDoubleToFixed(0.0);
259 transform.matrix[2][0] = XDoubleToFixed(0.0);
260 transform.matrix[2][1] = XDoubleToFixed(0.0);
261 transform.matrix[2][2] = XDoubleToFixed(1.0);
262 /* calculate and fix up scaled coordinates */
263 x2 = x + w;
264 y2 = y + h;
265
266 const double dx1 = floor(x / xScalingFactor);
267 const double dy1 = floor(y / yScalingFactor);
268 const double dx2 = ceil(x2 / xScalingFactor);
269 const double dy2 = ceil(y2 / yScalingFactor);
270 x = ((int)dx1) - 1;
271 y = ((int)dy1) - 1;
272 w = ((int)dx2) + 1 - x;
273 h = ((int)dy2) + 1 - y;
274 XRenderSetPictureTransform(xfc->display, primaryPicture, &transform);
275 XRenderComposite(xfc->display, PictOpSrc, primaryPicture, 0, windowPicture, x, y, 0, 0,
276 xfc->offset_x + x, xfc->offset_y + y, WINPR_ASSERTING_INT_CAST(uint32_t, w),
277 WINPR_ASSERTING_INT_CAST(uint32_t, h));
278 XRenderFreePicture(xfc->display, primaryPicture);
279 XRenderFreePicture(xfc->display, windowPicture);
280}
281
282BOOL xf_picture_transform_required(xfContext* xfc)
283{
284 rdpSettings* settings = nullptr;
285
286 WINPR_ASSERT(xfc);
287
288 settings = xfc->common.context.settings;
289 WINPR_ASSERT(settings);
290
291 return (
292 (xfc->offset_x != 0) || (xfc->offset_y != 0) ||
293 (xfc->scaledWidth != (INT64)freerdp_settings_get_uint32(settings, FreeRDP_DesktopWidth)) ||
294 (xfc->scaledHeight != (INT64)freerdp_settings_get_uint32(settings, FreeRDP_DesktopHeight)));
295}
296#endif /* WITH_XRENDER defined */
297
298void xf_draw_screen_(xfContext* xfc, int x, int y, int w, int h, const char* fkt,
299 WINPR_ATTR_UNUSED const char* file, WINPR_ATTR_UNUSED int line)
300{
301 if (!xfc)
302 {
303 WLog_DBG(TAG, "called from [%s] xfc=nullptr", fkt);
304 return;
305 }
306
307 if (w == 0 || h == 0)
308 {
309 WLog_WARN(TAG, "invalid width and/or height specified: w=%d h=%d", w, h);
310 return;
311 }
312
313 if (!xfc->window)
314 {
315 WLog_WARN(TAG, "invalid xfc->window=nullptr");
316 return;
317 }
318
319#ifdef WITH_XRENDER
320
321 if (xf_picture_transform_required(xfc))
322 {
323 xf_draw_screen_scaled(xfc, x, y, w, h);
324 return;
325 }
326
327#endif
328 LogDynAndXCopyArea(xfc->log, xfc->display, xfc->primary, xfc->window->handle, xfc->gc, x, y,
329 WINPR_ASSERTING_INT_CAST(uint32_t, w), WINPR_ASSERTING_INT_CAST(uint32_t, h),
330 x, y);
331}
332
333static BOOL xf_desktop_resize(rdpContext* context)
334{
335 xfContext* xfc = (xfContext*)context;
336
337 WINPR_ASSERT(xfc);
338
339 rdpSettings* settings = context->settings;
340 WINPR_ASSERT(settings);
341
342 if (xfc->primary)
343 {
344 BOOL same = (xfc->primary == xfc->drawing);
345 LogDynAndXFreePixmap(xfc->log, xfc->display, xfc->primary);
346
347 WINPR_ASSERT(xfc->depth != 0);
348 if (!(xfc->primary = LogDynAndXCreatePixmap(
349 xfc->log, xfc->display, xfc->drawable,
350 freerdp_settings_get_uint32(settings, FreeRDP_DesktopWidth),
351 freerdp_settings_get_uint32(settings, FreeRDP_DesktopHeight),
352 WINPR_ASSERTING_INT_CAST(uint32_t, xfc->depth))))
353 return FALSE;
354
355 if (same)
356 xfc->drawing = xfc->primary;
357 }
358
359#ifdef WITH_XRENDER
360
361 if (!freerdp_settings_get_bool(settings, FreeRDP_SmartSizing))
362 {
363 xfc->scaledWidth = WINPR_ASSERTING_INT_CAST(
364 int, freerdp_settings_get_uint32(settings, FreeRDP_DesktopWidth));
365 xfc->scaledHeight = WINPR_ASSERTING_INT_CAST(
366 int, freerdp_settings_get_uint32(settings, FreeRDP_DesktopHeight));
367 }
368
369#endif
370
371 if (!xfc->fullscreen)
372 {
373 xf_ResizeDesktopWindow(
374 xfc, xfc->window,
375 WINPR_ASSERTING_INT_CAST(int,
376 freerdp_settings_get_uint32(settings, FreeRDP_DesktopWidth)),
377 WINPR_ASSERTING_INT_CAST(int,
378 freerdp_settings_get_uint32(settings, FreeRDP_DesktopHeight)));
379 }
380 else
381 {
382#ifdef WITH_XRENDER
383
384 if (!freerdp_settings_get_bool(settings, FreeRDP_SmartSizing))
385#endif
386 {
387 /* Update the saved width and height values the window will be
388 * resized to when toggling out of fullscreen */
389 xfc->savedWidth = WINPR_ASSERTING_INT_CAST(
390 int, freerdp_settings_get_uint32(settings, FreeRDP_DesktopWidth));
391 xfc->savedHeight = WINPR_ASSERTING_INT_CAST(
392 int, freerdp_settings_get_uint32(settings, FreeRDP_DesktopHeight));
393 }
394
395 LogDynAndXSetFunction(xfc->log, xfc->display, xfc->gc, GXcopy);
396 LogDynAndXSetFillStyle(xfc->log, xfc->display, xfc->gc, FillSolid);
397 LogDynAndXSetForeground(xfc->log, xfc->display, xfc->gc, 0);
398 LogDynAndXFillRectangle(xfc->log, xfc->display, xfc->drawable, xfc->gc, 0, 0,
399 freerdp_settings_get_uint32(settings, FreeRDP_DesktopWidth),
400 freerdp_settings_get_uint32(settings, FreeRDP_DesktopHeight));
401 }
402
403 return TRUE;
404}
405
406static BOOL xf_paint(xfContext* xfc, const GDI_RGN* region)
407{
408 WINPR_ASSERT(xfc);
409 WINPR_ASSERT(region);
410
411 if (xfc->remote_app)
412 {
413 const RECTANGLE_16 rect = { .left = WINPR_ASSERTING_INT_CAST(UINT16, region->x),
414 .top = WINPR_ASSERTING_INT_CAST(UINT16, region->y),
415 .right =
416 WINPR_ASSERTING_INT_CAST(UINT16, region->x + region->w),
417 .bottom =
418 WINPR_ASSERTING_INT_CAST(UINT16, region->y + region->h) };
419 xf_rail_paint(xfc, &rect);
420 }
421 else
422 {
423 LogDynAndXPutImage(xfc->log, xfc->display, xfc->primary, xfc->gc, xfc->image, region->x,
424 region->y, region->x, region->y,
425 WINPR_ASSERTING_INT_CAST(UINT16, region->w),
426 WINPR_ASSERTING_INT_CAST(UINT16, region->h));
427 xf_draw_screen(xfc, region->x, region->y, region->w, region->h);
428 }
429 return TRUE;
430}
431
432static BOOL xf_end_paint(rdpContext* context)
433{
434 xfContext* xfc = (xfContext*)context;
435 WINPR_ASSERT(xfc);
436
437 rdpGdi* gdi = context->gdi;
438 WINPR_ASSERT(gdi);
439
440 if (gdi->suppressOutput)
441 return TRUE;
442
443 HGDI_DC hdc = gdi->primary->hdc;
444 if (!hdc->hwnd)
445 return TRUE;
446
447 HGDI_WND hwnd = hdc->hwnd;
448 if (!xfc->complex_regions)
449 {
450 const GDI_RGN* rgn = hwnd->invalid;
451 if (rgn->null)
452 return TRUE;
453 xf_lock_x11(xfc);
454 if (!xf_paint(xfc, rgn))
455 return FALSE;
456 xf_unlock_x11(xfc);
457 }
458 else
459 {
460 const INT32 ninvalid = hwnd->ninvalid;
461 const GDI_RGN* cinvalid = hwnd->cinvalid;
462
463 if (hwnd->ninvalid < 1)
464 return TRUE;
465
466 xf_lock_x11(xfc);
467
468 for (INT32 i = 0; i < ninvalid; i++)
469 {
470 const GDI_RGN* rgn = &cinvalid[i];
471 if (!xf_paint(xfc, rgn))
472 return FALSE;
473 }
474
475 LogDynAndXFlush(xfc->log, xfc->display);
476 xf_unlock_x11(xfc);
477 }
478
479 hwnd->invalid->null = TRUE;
480 hwnd->ninvalid = 0;
481 return TRUE;
482}
483
484static BOOL xf_sw_desktop_resize(rdpContext* context)
485{
486 WINPR_ASSERT(context);
487
488 rdpGdi* gdi = context->gdi;
489 WINPR_ASSERT(gdi);
490
491 xfContext* xfc = (xfContext*)context;
492 rdpSettings* settings = context->settings;
493 WINPR_ASSERT(settings);
494
495 BOOL ret = FALSE;
496
497 /* There is a possible race here.
498 * Ensure that the drawing thread does not update the screen during a
499 * resize. */
500 const BOOL suppress = gdi->suppressOutput;
501 gdi->suppressOutput = TRUE;
502
503 xf_lock_x11(xfc);
504 if (!gdi_resize(gdi, freerdp_settings_get_uint32(settings, FreeRDP_DesktopWidth),
505 freerdp_settings_get_uint32(settings, FreeRDP_DesktopHeight)))
506 goto out;
507
508 if (xfc->image)
509 {
510 xfc->image->data = nullptr;
511 XDestroyImage(xfc->image);
512 }
513
514 WINPR_ASSERT(xfc->depth != 0);
515 if (!(xfc->image = LogDynAndXCreateImage(
516 xfc->log, xfc->display, xfc->visual, WINPR_ASSERTING_INT_CAST(uint32_t, xfc->depth),
517 ZPixmap, 0, (char*)gdi->primary_buffer,
518 WINPR_ASSERTING_INT_CAST(uint32_t, gdi->width),
519 WINPR_ASSERTING_INT_CAST(uint32_t, gdi->height), xfc->scanline_pad,
520 WINPR_ASSERTING_INT_CAST(int, gdi->stride))))
521 {
522 goto out;
523 }
524
525 xfc->image->byte_order = LSBFirst;
526 xfc->image->bitmap_bit_order = LSBFirst;
527 ret = xf_desktop_resize(context);
528out:
529 xf_unlock_x11(xfc);
530 gdi->suppressOutput = suppress;
531 return ret;
532}
533
534static BOOL xf_process_x_events(freerdp* instance)
535{
536 BOOL status = TRUE;
537 int pending_status = 1;
538 xfContext* xfc = (xfContext*)instance->context;
539
540 while (pending_status)
541 {
542 xf_lock_x11(xfc);
543 pending_status = XPending(xfc->display);
544
545 if (pending_status)
546 {
547 XEvent xevent = WINPR_C_ARRAY_INIT;
548
549 XNextEvent(xfc->display, &xevent);
550 status = xf_event_process(instance, &xevent);
551 }
552 xf_unlock_x11(xfc);
553 if (!status)
554 break;
555 }
556
557 return status;
558}
559
560static char* xf_window_get_title(rdpSettings* settings)
561{
562 BOOL port = 0;
563 char* windowTitle = nullptr;
564 size_t size = 0;
565 const char* prefix = "FreeRDP:";
566
567 if (!settings)
568 return nullptr;
569
570 const char* name = freerdp_settings_get_string(settings, FreeRDP_ServerHostname);
571 const char* title = freerdp_settings_get_string(settings, FreeRDP_WindowTitle);
572
573 if (title)
574 return _strdup(title);
575
576 port = (freerdp_settings_get_uint32(settings, FreeRDP_ServerPort) != 3389);
577 /* Just assume a window title is never longer than a filename... */
578 size = strnlen(name, MAX_PATH) + 16;
579 windowTitle = calloc(size, sizeof(char));
580
581 if (!windowTitle)
582 return nullptr;
583
584 if (!port)
585 (void)sprintf_s(windowTitle, size, "%s %s", prefix, name);
586 else
587 (void)sprintf_s(windowTitle, size, "%s %s:%" PRIu32, prefix, name,
588 freerdp_settings_get_uint32(settings, FreeRDP_ServerPort));
589
590 return windowTitle;
591}
592
593BOOL xf_create_window(xfContext* xfc)
594{
595 XGCValues gcv = WINPR_C_ARRAY_INIT;
596 XEvent xevent = WINPR_C_ARRAY_INIT;
597 char* windowTitle = nullptr;
598
599 WINPR_ASSERT(xfc);
600 rdpSettings* settings = xfc->common.context.settings;
601 WINPR_ASSERT(settings);
602
603 int width =
604 WINPR_ASSERTING_INT_CAST(int, freerdp_settings_get_uint32(settings, FreeRDP_DesktopWidth));
605 int height =
606 WINPR_ASSERTING_INT_CAST(int, freerdp_settings_get_uint32(settings, FreeRDP_DesktopHeight));
607
608 const XSetWindowAttributes empty = WINPR_C_ARRAY_INIT;
609 xfc->attribs = empty;
610
611 if (xfc->remote_app)
612 xfc->depth = 32;
613 else
614 xfc->depth = DefaultDepthOfScreen(xfc->screen);
615
616 XVisualInfo vinfo = WINPR_C_ARRAY_INIT;
617 if (XMatchVisualInfo(xfc->display, xfc->screen_number, xfc->depth, TrueColor, &vinfo))
618 {
619 Window root = XDefaultRootWindow(xfc->display);
620 xfc->visual = vinfo.visual;
621 xfc->attribs.colormap = xfc->colormap =
622 XCreateColormap(xfc->display, root, vinfo.visual, AllocNone);
623 }
624 else
625 {
626 if (xfc->remote_app)
627 {
628 WLog_WARN(TAG, "running in remote app mode, but XServer does not support transparency");
629 WLog_WARN(TAG, "display of remote applications might be distorted (black frames, ...)");
630 }
631 xfc->depth = DefaultDepthOfScreen(xfc->screen);
632 xfc->visual = DefaultVisual(xfc->display, xfc->screen_number);
633 xfc->attribs.colormap = xfc->colormap = DefaultColormap(xfc->display, xfc->screen_number);
634 }
635
636 /*
637 * Detect if the server visual has an inverted colormap
638 * (BGR vs RGB, or red being the least significant byte)
639 */
640 if (vinfo.red_mask & 0xFF)
641 {
642 xfc->invert = FALSE;
643 }
644
645 if (!xfc->remote_app)
646 {
647 xfc->attribs.background_pixel = BlackPixelOfScreen(xfc->screen);
648 xfc->attribs.border_pixel = WhitePixelOfScreen(xfc->screen);
649 xfc->attribs.backing_store = xfc->primary ? NotUseful : Always;
650 xfc->attribs.override_redirect = False;
651
652 xfc->attribs.bit_gravity = NorthWestGravity;
653 xfc->attribs.win_gravity = NorthWestGravity;
654 xfc->attribs_mask = CWBackPixel | CWBackingStore | CWOverrideRedirect | CWColormap |
655 CWBorderPixel | CWWinGravity | CWBitGravity;
656
657#ifdef WITH_XRENDER
658 xfc->offset_x = 0;
659 xfc->offset_y = 0;
660#endif
661 windowTitle = xf_window_get_title(settings);
662
663 if (!windowTitle)
664 return FALSE;
665
666#ifdef WITH_XRENDER
667
668 if (freerdp_settings_get_bool(settings, FreeRDP_SmartSizing) && !xfc->fullscreen)
669 {
670 if (freerdp_settings_get_uint32(settings, FreeRDP_SmartSizingWidth) > 0)
671 width = WINPR_ASSERTING_INT_CAST(
672 int, freerdp_settings_get_uint32(settings, FreeRDP_SmartSizingWidth));
673
674 if (freerdp_settings_get_uint32(settings, FreeRDP_SmartSizingHeight) > 0)
675 height = WINPR_ASSERTING_INT_CAST(
676 int, freerdp_settings_get_uint32(settings, FreeRDP_SmartSizingHeight));
677
678 xfc->scaledWidth = width;
679 xfc->scaledHeight = height;
680 }
681
682#endif
683 xfc->window = xf_CreateDesktopWindow(xfc, windowTitle, width, height);
684 free(windowTitle);
685
686 if (xfc->fullscreen)
687 xf_SetWindowFullscreen(xfc, xfc->window, xfc->fullscreen);
688
689 xfc->unobscured = (xevent.xvisibility.state == VisibilityUnobscured);
690 XSetWMProtocols(xfc->display, xfc->window->handle, &(xfc->WM_DELETE_WINDOW), 1);
691 xfc->drawable = xfc->window->handle;
692 }
693 else
694 {
695 xfc->attribs.border_pixel = 0;
696 xfc->attribs.background_pixel = 0;
697 xfc->attribs.backing_store = xfc->primary ? NotUseful : Always;
698 xfc->attribs.override_redirect = False;
699
700 xfc->attribs.bit_gravity = NorthWestGravity;
701 xfc->attribs.win_gravity = NorthWestGravity;
702 xfc->attribs_mask = CWBackPixel | CWBackingStore | CWOverrideRedirect | CWColormap |
703 CWBorderPixel | CWWinGravity | CWBitGravity;
704
705 xfc->drawable = xf_CreateDummyWindow(xfc);
706 }
707
708 if (!xfc->gc)
709 xfc->gc =
710 LogDynAndXCreateGC(xfc->log, xfc->display, xfc->drawable, GCGraphicsExposures, &gcv);
711
712 WINPR_ASSERT(xfc->depth != 0);
713 if (!xfc->primary)
714 xfc->primary =
715 LogDynAndXCreatePixmap(xfc->log, xfc->display, xfc->drawable,
716 freerdp_settings_get_uint32(settings, FreeRDP_DesktopWidth),
717 freerdp_settings_get_uint32(settings, FreeRDP_DesktopHeight),
718 WINPR_ASSERTING_INT_CAST(uint32_t, xfc->depth));
719
720 xfc->drawing = xfc->primary;
721
722 if (!xfc->bitmap_mono)
723 xfc->bitmap_mono = LogDynAndXCreatePixmap(xfc->log, xfc->display, xfc->drawable, 8, 8, 1);
724
725 if (!xfc->gc_mono)
726 xfc->gc_mono =
727 LogDynAndXCreateGC(xfc->log, xfc->display, xfc->bitmap_mono, GCGraphicsExposures, &gcv);
728
729 LogDynAndXSetFunction(xfc->log, xfc->display, xfc->gc, GXcopy);
730 LogDynAndXSetFillStyle(xfc->log, xfc->display, xfc->gc, FillSolid);
731 LogDynAndXSetForeground(xfc->log, xfc->display, xfc->gc, BlackPixelOfScreen(xfc->screen));
732 LogDynAndXFillRectangle(xfc->log, xfc->display, xfc->primary, xfc->gc, 0, 0,
733 freerdp_settings_get_uint32(settings, FreeRDP_DesktopWidth),
734 freerdp_settings_get_uint32(settings, FreeRDP_DesktopHeight));
735 LogDynAndXFlush(xfc->log, xfc->display);
736
737 return TRUE;
738}
739
740BOOL xf_create_image(xfContext* xfc)
741{
742 WINPR_ASSERT(xfc);
743 if (!xfc->image)
744 {
745 const rdpSettings* settings = xfc->common.context.settings;
746 rdpGdi* cgdi = xfc->common.context.gdi;
747 WINPR_ASSERT(cgdi);
748
749 WINPR_ASSERT(xfc->depth != 0);
750 xfc->image = LogDynAndXCreateImage(
751 xfc->log, xfc->display, xfc->visual, WINPR_ASSERTING_INT_CAST(uint32_t, xfc->depth),
752 ZPixmap, 0, (char*)cgdi->primary_buffer,
753 freerdp_settings_get_uint32(settings, FreeRDP_DesktopWidth),
754 freerdp_settings_get_uint32(settings, FreeRDP_DesktopHeight), xfc->scanline_pad,
755 WINPR_ASSERTING_INT_CAST(int, cgdi->stride));
756 xfc->image->byte_order = LSBFirst;
757 xfc->image->bitmap_bit_order = LSBFirst;
758 }
759 return TRUE;
760}
761
762void xf_destroy_window(xfContext* xfc)
763{
764 if (xfc->window)
765 {
766 xf_DestroyDesktopWindow(xfc, xfc->window);
767 xfc->window = nullptr;
768 }
769
770#if defined(CHANNEL_TSMF_CLIENT)
771 if (xfc->xv_context)
772 {
773 xf_tsmf_uninit(xfc, nullptr);
774 xfc->xv_context = nullptr;
775 }
776#endif
777
778 if (xfc->image)
779 {
780 xfc->image->data = nullptr;
781 XDestroyImage(xfc->image);
782 xfc->image = nullptr;
783 }
784
785 if (xfc->bitmap_mono)
786 {
787 LogDynAndXFreePixmap(xfc->log, xfc->display, xfc->bitmap_mono);
788 xfc->bitmap_mono = 0;
789 }
790
791 if (xfc->gc_mono)
792 {
793 LogDynAndXFreeGC(xfc->log, xfc->display, xfc->gc_mono);
794 xfc->gc_mono = nullptr;
795 }
796
797 if (xfc->primary)
798 {
799 LogDynAndXFreePixmap(xfc->log, xfc->display, xfc->primary);
800 xfc->primary = 0;
801 }
802
803 if (xfc->gc)
804 {
805 LogDynAndXFreeGC(xfc->log, xfc->display, xfc->gc);
806 xfc->gc = nullptr;
807 }
808}
809
810void xf_toggle_fullscreen(xfContext* xfc)
811{
812 WindowStateChangeEventArgs e = WINPR_C_ARRAY_INIT;
813 rdpContext* context = (rdpContext*)xfc;
814 rdpSettings* settings = context->settings;
815
816 /*
817 when debugging, ungrab keyboard when toggling fullscreen
818 to allow keyboard usage on the debugger
819 */
820 if (xfc->debug)
821 xf_ungrab(xfc);
822
823 xfc->fullscreen = !((xfc->fullscreen));
824 xfc->decorations =
825 (xfc->fullscreen) ? FALSE : freerdp_settings_get_bool(settings, FreeRDP_Decorations);
826 xf_SetWindowFullscreen(xfc, xfc->window, xfc->fullscreen);
827 EventArgsInit(&e, "xfreerdp");
828 e.state = xfc->fullscreen ? FREERDP_WINDOW_STATE_FULLSCREEN : 0;
829 PubSub_OnWindowStateChange(context->pubSub, context, &e);
830}
831
832void xf_minimize(xfContext* xfc)
833{
834 WindowStateChangeEventArgs e = WINPR_C_ARRAY_INIT;
835 rdpContext* context = (rdpContext*)xfc;
836 WINPR_ASSERT(context);
837
838 /*
839 when debugging, ungrab keyboard when toggling fullscreen
840 to allow keyboard usage on the debugger
841 */
842 if (xfc->debug)
843 xf_ungrab(xfc);
844
845 xf_SetWindowMinimized(xfc, xfc->window);
846
847 e.state = xfc->fullscreen ? FREERDP_WINDOW_STATE_FULLSCREEN : 0;
848 PubSub_OnWindowStateChange(context->pubSub, context, &e);
849}
850
851void xf_lock_x11_(xfContext* xfc, WINPR_ATTR_UNUSED const char* fkt)
852{
853 if (!xfc->UseXThreads)
854 (void)WaitForSingleObject(xfc->mutex, INFINITE);
855 else
856 XLockDisplay(xfc->display);
857
858 xfc->locked++;
859}
860
861void xf_unlock_x11_(xfContext* xfc, WINPR_ATTR_UNUSED const char* fkt)
862{
863 if (xfc->locked == 0)
864 WLog_WARN(TAG, "X11: trying to unlock although not locked!");
865 else
866 xfc->locked--;
867
868 if (!xfc->UseXThreads)
869 (void)ReleaseMutex(xfc->mutex);
870 else
871 XUnlockDisplay(xfc->display);
872}
873
874static BOOL xf_get_pixmap_info(xfContext* xfc)
875{
876 int pf_count = 0;
877 XPixmapFormatValues* pfs = nullptr;
878
879 WINPR_ASSERT(xfc->display);
880 pfs = XListPixmapFormats(xfc->display, &pf_count);
881
882 if (!pfs)
883 {
884 WLog_ERR(TAG, "XListPixmapFormats failed");
885 return 1;
886 }
887
888 WINPR_ASSERT(xfc->depth != 0);
889 for (int i = 0; i < pf_count; i++)
890 {
891 const XPixmapFormatValues* pf = &pfs[i];
892
893 if (pf->depth == xfc->depth)
894 {
895 xfc->scanline_pad = pf->scanline_pad;
896 break;
897 }
898 }
899
900 XFree(pfs);
901 return !((xfc->visual == nullptr) || (xfc->scanline_pad == 0));
902}
903
904static int xf_error_handler(Display* d, XErrorEvent* ev)
905{
906 char buf[256] = WINPR_C_ARRAY_INIT;
907 XGetErrorText(d, ev->error_code, buf, sizeof(buf));
908 const char* what = request_code_2_str(ev->request_code);
909 WLog_ERR(TAG, "%s: %s", what, buf);
910 winpr_log_backtrace(TAG, WLOG_ERROR, 20);
911 return 0;
912}
913
914static int xf_error_handler_ex(Display* d, XErrorEvent* ev)
915{
916 /*
917 * ungrab the keyboard, in case a debugger is running in
918 * another window. This make xf_error_handler() a potential
919 * debugger breakpoint.
920 */
921#if defined(WITH_DEBUG_X11)
922 XUngrabKeyboard(d, CurrentTime);
923 XUngrabPointer(d, CurrentTime);
924#endif
925 return xf_error_handler(d, ev);
926}
927
928static BOOL xf_play_sound(rdpContext* context, const PLAY_SOUND_UPDATE* play_sound)
929{
930 xfContext* xfc = (xfContext*)context;
931 WINPR_UNUSED(play_sound);
932 XkbBell(xfc->display, None, 100, 0);
933 return TRUE;
934}
935
936static void xf_check_extensions(xfContext* context)
937{
938 int xkb_opcode = 0;
939 int xkb_event = 0;
940 int xkb_error = 0;
941 int xkb_major = XkbMajorVersion;
942 int xkb_minor = XkbMinorVersion;
943
944 if (XkbLibraryVersion(&xkb_major, &xkb_minor) &&
945 XkbQueryExtension(context->display, &xkb_opcode, &xkb_event, &xkb_error, &xkb_major,
946 &xkb_minor))
947 {
948 context->xkbAvailable = TRUE;
949 }
950
951#ifdef WITH_XRENDER
952 {
953 int xrender_event_base = 0;
954 int xrender_error_base = 0;
955
956 if (XRenderQueryExtension(context->display, &xrender_event_base, &xrender_error_base))
957 {
958 context->xrenderAvailable = TRUE;
959 }
960 }
961#endif
962}
963
964#ifdef WITH_XI
965/* Input device which does NOT have the correct mapping. We must disregard */
966/* this device when trying to find the input device which is the pointer. */
967static const char TEST_PTR_STR[] = "Virtual core XTEST pointer";
968static const size_t TEST_PTR_LEN = sizeof(TEST_PTR_STR) / sizeof(char);
969#endif /* WITH_XI */
970
971static void xf_get_x11_button_map(xfContext* xfc, unsigned char* x11_map)
972{
973#ifdef WITH_XI
974 int opcode = 0;
975 int event = 0;
976 int error = 0;
977 XDevice* ptr_dev = nullptr;
978 XExtensionVersion* version = nullptr;
979 XDeviceInfo* devices1 = nullptr;
980 XIDeviceInfo* devices2 = nullptr;
981 int num_devices = 0;
982
983 if (XQueryExtension(xfc->display, "XInputExtension", &opcode, &event, &error))
984 {
985 WLog_DBG(TAG, "Searching for XInput pointer device");
986 ptr_dev = nullptr;
987 /* loop through every device, looking for a pointer */
988 version = XGetExtensionVersion(xfc->display, INAME);
989
990 if (version->major_version >= 2)
991 {
992 /* XID of pointer device using XInput version 2 */
993 devices2 = XIQueryDevice(xfc->display, XIAllDevices, &num_devices);
994
995 if (devices2)
996 {
997 for (int i = 0; i < num_devices; ++i)
998 {
999 XIDeviceInfo* dev = &devices2[i];
1000 if ((dev->use == XISlavePointer) &&
1001 (strncmp(dev->name, TEST_PTR_STR, TEST_PTR_LEN) != 0))
1002 {
1003 ptr_dev = XOpenDevice(xfc->display,
1004 WINPR_ASSERTING_INT_CAST(uint32_t, dev->deviceid));
1005 if (ptr_dev)
1006 break;
1007 }
1008 }
1009
1010 XIFreeDeviceInfo(devices2);
1011 }
1012 }
1013 else
1014 {
1015 /* XID of pointer device using XInput version 1 */
1016 devices1 = XListInputDevices(xfc->display, &num_devices);
1017
1018 if (devices1)
1019 {
1020 for (int i = 0; i < num_devices; ++i)
1021 {
1022 if ((devices1[i].use == IsXExtensionPointer) &&
1023 (strncmp(devices1[i].name, TEST_PTR_STR, TEST_PTR_LEN) != 0))
1024 {
1025 ptr_dev = XOpenDevice(xfc->display, devices1[i].id);
1026 if (ptr_dev)
1027 break;
1028 }
1029 }
1030
1031 XFreeDeviceList(devices1);
1032 }
1033 }
1034
1035 XFree(version);
1036
1037 /* get button mapping from input extension if there is a pointer device; */
1038 /* otherwise leave unchanged. */
1039 if (ptr_dev)
1040 {
1041 WLog_DBG(TAG, "Pointer device: %" PRIu32,
1042 WINPR_CXX_COMPAT_CAST(uint32_t, ptr_dev->device_id));
1043 XGetDeviceButtonMapping(xfc->display, ptr_dev, x11_map, NUM_BUTTONS_MAPPED);
1044 XCloseDevice(xfc->display, ptr_dev);
1045 }
1046 else
1047 {
1048 WLog_DBG(TAG, "No pointer device found!");
1049 }
1050 }
1051 else
1052#endif /* WITH_XI */
1053 {
1054 WLog_DBG(TAG, "Get global pointer mapping (no XInput)");
1055 XGetPointerMapping(xfc->display, x11_map, NUM_BUTTONS_MAPPED);
1056 }
1057}
1058
1059/* Assignment of physical (not logical) mouse buttons to wire flags. */
1060/* Notice that the middle button is 2 in X11, but 3 in RDP. */
1061static const button_map xf_button_flags[NUM_BUTTONS_MAPPED] = {
1062 { Button1, PTR_FLAGS_BUTTON1 },
1063 { Button2, PTR_FLAGS_BUTTON3 },
1064 { Button3, PTR_FLAGS_BUTTON2 },
1065 { Button4, PTR_FLAGS_WHEEL | 0x78 },
1066 /* Negative value is 9bit twos complement */
1067 { Button5, PTR_FLAGS_WHEEL | PTR_FLAGS_WHEEL_NEGATIVE | (0x100 - 0x78) },
1068 { 6, PTR_FLAGS_HWHEEL | PTR_FLAGS_WHEEL_NEGATIVE | (0x100 - 0x78) },
1069 { 7, PTR_FLAGS_HWHEEL | 0x78 },
1070 { 8, PTR_XFLAGS_BUTTON1 },
1071 { 9, PTR_XFLAGS_BUTTON2 },
1072 { 97, PTR_XFLAGS_BUTTON1 },
1073 { 112, PTR_XFLAGS_BUTTON2 }
1074};
1075
1076static UINT16 get_flags_for_button(size_t button)
1077{
1078 for (size_t x = 0; x < ARRAYSIZE(xf_button_flags); x++)
1079 {
1080 const button_map* map = &xf_button_flags[x];
1081
1082 if (map->button == button)
1083 return map->flags;
1084 }
1085
1086 return 0;
1087}
1088
1089void xf_button_map_init(xfContext* xfc)
1090{
1091 size_t pos = 0;
1092 /* loop counter for array initialization */
1093
1094 /* logical mouse button which is used for each physical mouse */
1095 /* button (indexed from zero). This is the default map. */
1096 unsigned char x11_map[112] = WINPR_C_ARRAY_INIT;
1097
1098 WINPR_ASSERT(xfc);
1099 WINPR_ASSERT(xfc->common.context.settings);
1100
1101 x11_map[0] = Button1;
1102 x11_map[1] = Button2;
1103 x11_map[2] = Button3;
1104 x11_map[3] = Button4;
1105 x11_map[4] = Button5;
1106 x11_map[5] = 6;
1107 x11_map[6] = 7;
1108 x11_map[7] = 8;
1109 x11_map[8] = 9;
1110 x11_map[96] = 97;
1111 x11_map[111] = 112;
1112
1113 /* query system for actual remapping */
1114 if (freerdp_settings_get_bool(xfc->common.context.settings, FreeRDP_UnmapButtons))
1115 {
1116 xf_get_x11_button_map(xfc, x11_map);
1117 }
1118
1119 /* iterate over all (mapped) physical buttons; for each of them */
1120 /* find the logical button in X11, and assign to this the */
1121 /* appropriate value to send over the RDP wire. */
1122 for (size_t physical = 0; physical < ARRAYSIZE(x11_map); ++physical)
1123 {
1124 const unsigned char logical = x11_map[physical];
1125 const UINT16 flags = get_flags_for_button(logical);
1126
1127 if ((logical != 0) && (flags != 0))
1128 {
1129 if (pos >= NUM_BUTTONS_MAPPED)
1130 {
1131 WLog_ERR(TAG, "Failed to map mouse button to RDP button, no space");
1132 }
1133 else
1134 {
1135 button_map* map = &xfc->button_map[pos++];
1136 map->button = logical;
1137 map->flags = get_flags_for_button(physical + Button1);
1138 }
1139 }
1140 }
1141}
1142
1154static BOOL xf_pre_connect(freerdp* instance)
1155{
1156 UINT32 maxWidth = 0;
1157 UINT32 maxHeight = 0;
1158
1159 WINPR_ASSERT(instance);
1160
1161 rdpContext* context = instance->context;
1162 WINPR_ASSERT(context);
1163 xfContext* xfc = (xfContext*)context;
1164
1165 rdpSettings* settings = context->settings;
1166 WINPR_ASSERT(settings);
1167
1168 if (!freerdp_settings_set_bool(settings, FreeRDP_CertificateCallbackPreferPEM, TRUE))
1169 return FALSE;
1170
1171 if (!freerdp_settings_get_bool(settings, FreeRDP_AuthenticationOnly))
1172 {
1173 if (!xf_setup_x11(xfc))
1174 return FALSE;
1175 }
1176
1177 if (!freerdp_settings_set_uint32(settings, FreeRDP_OsMajorType, OSMAJORTYPE_UNIX))
1178 return FALSE;
1179 if (!freerdp_settings_set_uint32(settings, FreeRDP_OsMinorType, OSMINORTYPE_NATIVE_XSERVER))
1180 return FALSE;
1181 if (PubSub_SubscribeChannelConnected(context->pubSub, xf_OnChannelConnectedEventHandler) < 0)
1182 return FALSE;
1183 if (PubSub_SubscribeChannelDisconnected(context->pubSub, xf_OnChannelDisconnectedEventHandler) <
1184 0)
1185 return FALSE;
1186
1187 if (!freerdp_settings_get_string(settings, FreeRDP_Username) &&
1188 !freerdp_settings_get_bool(settings, FreeRDP_CredentialsFromStdin) &&
1189 !freerdp_settings_get_bool(settings, FreeRDP_SmartcardLogon))
1190 {
1191 char login_name[MAX_PATH] = WINPR_C_ARRAY_INIT;
1192 ULONG size = sizeof(login_name) - 1;
1193
1194 if (GetUserNameExA(NameSamCompatible, login_name, &size))
1195 {
1196 if (!freerdp_settings_set_string(settings, FreeRDP_Username, login_name))
1197 return FALSE;
1198
1199 WLog_INFO(TAG, "No user name set. - Using login name: %s",
1200 freerdp_settings_get_string(settings, FreeRDP_Username));
1201 }
1202 }
1203
1204 if (freerdp_settings_get_bool(settings, FreeRDP_AuthenticationOnly))
1205 {
1206 /* Check +auth-only has a username and password. */
1207 if (!freerdp_settings_get_string(settings, FreeRDP_Password))
1208 {
1209 WLog_INFO(TAG, "auth-only, but no password set. Please provide one.");
1210 return FALSE;
1211 }
1212
1213 WLog_INFO(TAG, "Authentication only. Don't connect to X.");
1214 }
1215
1216 if (!freerdp_settings_get_bool(settings, FreeRDP_AuthenticationOnly))
1217 {
1218 const char* KeyboardRemappingList = freerdp_settings_get_string(
1219 xfc->common.context.settings, FreeRDP_KeyboardRemappingList);
1220
1221 xfc->remap_table = freerdp_keyboard_remap_string_to_list(KeyboardRemappingList);
1222 if (!xfc->remap_table)
1223 return FALSE;
1224 if (!xf_keyboard_init(xfc))
1225 return FALSE;
1226 if (!xf_keyboard_action_script_init(xfc))
1227 return FALSE;
1228 if (!xf_detect_monitors(xfc, &maxWidth, &maxHeight))
1229 return FALSE;
1230 }
1231
1232 if (maxWidth && maxHeight && !freerdp_settings_get_bool(settings, FreeRDP_SmartSizing))
1233 {
1234 if (!freerdp_settings_set_uint32(settings, FreeRDP_DesktopWidth, maxWidth))
1235 return FALSE;
1236 if (!freerdp_settings_set_uint32(settings, FreeRDP_DesktopHeight, maxHeight))
1237 return FALSE;
1238 }
1239
1240#ifdef WITH_XRENDER
1241
1246 if (freerdp_settings_get_bool(settings, FreeRDP_Fullscreen) &&
1247 freerdp_settings_get_bool(settings, FreeRDP_SmartSizing) &&
1248 (freerdp_settings_get_uint32(settings, FreeRDP_SmartSizingWidth) > 0) &&
1249 (freerdp_settings_get_uint32(settings, FreeRDP_SmartSizingHeight) > 0))
1250 {
1251 if (!freerdp_settings_set_uint32(
1252 settings, FreeRDP_DesktopWidth,
1253 freerdp_settings_get_uint32(settings, FreeRDP_SmartSizingWidth)))
1254 return FALSE;
1255 if (!freerdp_settings_set_uint32(
1256 settings, FreeRDP_DesktopHeight,
1257 freerdp_settings_get_uint32(settings, FreeRDP_SmartSizingHeight)))
1258 return FALSE;
1259 }
1260
1261#endif
1262 xfc->fullscreen = freerdp_settings_get_bool(settings, FreeRDP_Fullscreen);
1263 xfc->decorations = freerdp_settings_get_bool(settings, FreeRDP_Decorations);
1264 xfc->grab_keyboard = freerdp_settings_get_bool(settings, FreeRDP_GrabKeyboard);
1265 xfc->fullscreen_toggle = freerdp_settings_get_bool(settings, FreeRDP_ToggleFullscreen);
1266 if (!freerdp_settings_get_bool(settings, FreeRDP_AuthenticationOnly))
1267 xf_button_map_init(xfc);
1268 return TRUE;
1269}
1270
1271static BOOL xf_inject_keypress(rdpContext* context, const char* buffer, size_t size)
1272{
1273 WCHAR wbuffer[64] = WINPR_C_ARRAY_INIT;
1274 const SSIZE_T len = ConvertUtf8NToWChar(buffer, size, wbuffer, ARRAYSIZE(wbuffer));
1275 if (len < 0)
1276 return FALSE;
1277
1278 rdpInput* input = context->input;
1279 WINPR_ASSERT(input);
1280
1281 for (SSIZE_T x = 0; x < len; x++)
1282 {
1283 const WCHAR code = wbuffer[x];
1284 freerdp_input_send_unicode_keyboard_event(input, 0, code);
1285 Sleep(5);
1286 freerdp_input_send_unicode_keyboard_event(input, KBD_FLAGS_RELEASE, code);
1287 Sleep(5);
1288 }
1289 return TRUE;
1290}
1291
1292static BOOL xf_process_pipe(rdpContext* context, const char* pipe)
1293{
1294 int fd = open(pipe, O_NONBLOCK | O_RDONLY);
1295 if (fd < 0)
1296 {
1297 char ebuffer[256] = WINPR_C_ARRAY_INIT;
1298 WLog_ERR(TAG, "pipe '%s' open returned %s [%d]", pipe,
1299 winpr_strerror(errno, ebuffer, sizeof(ebuffer)), errno);
1300 return FALSE;
1301 }
1302 while (!freerdp_shall_disconnect_context(context))
1303 {
1304 char buffer[64] = WINPR_C_ARRAY_INIT;
1305 ssize_t rd = read(fd, buffer, sizeof(buffer) - 1);
1306 if (rd == 0)
1307 {
1308 char ebuffer[256] = WINPR_C_ARRAY_INIT;
1309 if ((errno == EAGAIN) || (errno == 0))
1310 {
1311 Sleep(100);
1312 continue;
1313 }
1314
1315 // EOF, abort reading.
1316 WLog_ERR(TAG, "pipe '%s' read returned %s [%d]", pipe,
1317 winpr_strerror(errno, ebuffer, sizeof(ebuffer)), errno);
1318 break;
1319 }
1320 else if (rd < 0)
1321 {
1322 char ebuffer[256] = WINPR_C_ARRAY_INIT;
1323 WLog_ERR(TAG, "pipe '%s' read returned %s [%d]", pipe,
1324 winpr_strerror(errno, ebuffer, sizeof(ebuffer)), errno);
1325 break;
1326 }
1327 else
1328 {
1329 if (!xf_inject_keypress(context, buffer, WINPR_ASSERTING_INT_CAST(size_t, rd)))
1330 break;
1331 }
1332 }
1333 close(fd);
1334 return TRUE;
1335}
1336
1337static void cleanup_pipe(WINPR_ATTR_UNUSED int signum, WINPR_ATTR_UNUSED const char* signame,
1338 void* context)
1339{
1340 const char* pipe = context;
1341 if (!pipe)
1342 return;
1343 unlink(pipe);
1344}
1345
1346static DWORD WINAPI xf_handle_pipe(void* arg)
1347{
1348 xfContext* xfc = arg;
1349 WINPR_ASSERT(xfc);
1350
1351 rdpContext* context = &xfc->common.context;
1352 WINPR_ASSERT(context);
1353
1354 rdpSettings* settings = context->settings;
1355 WINPR_ASSERT(settings);
1356
1357 const char* pipe = freerdp_settings_get_string(settings, FreeRDP_KeyboardPipeName);
1358 WINPR_ASSERT(pipe);
1359
1360 const int rc = mkfifo(pipe, S_IWUSR | S_IRUSR);
1361 if (rc != 0)
1362 {
1363 char ebuffer[256] = WINPR_C_ARRAY_INIT;
1364 WLog_ERR(TAG, "Failed to create named pipe '%s': %s [%d]", pipe,
1365 winpr_strerror(errno, ebuffer, sizeof(ebuffer)), errno);
1366 return 0;
1367 }
1368
1369 void* ctx = WINPR_CAST_CONST_PTR_AWAY(pipe, void*);
1370 if (freerdp_add_signal_cleanup_handler(ctx, cleanup_pipe))
1371 {
1372
1373 xf_process_pipe(context, pipe);
1374
1375 freerdp_del_signal_cleanup_handler(ctx, cleanup_pipe);
1376 }
1377
1378 unlink(pipe);
1379 return 0;
1380}
1381
1387static BOOL xf_post_connect(freerdp* instance)
1388{
1389 ResizeWindowEventArgs e = WINPR_C_ARRAY_INIT;
1390
1391 WINPR_ASSERT(instance);
1392 xfContext* xfc = (xfContext*)instance->context;
1393 rdpContext* context = instance->context;
1394 WINPR_ASSERT(context);
1395
1396 rdpSettings* settings = context->settings;
1397 WINPR_ASSERT(settings);
1398
1399 rdpUpdate* update = context->update;
1400 WINPR_ASSERT(update);
1401
1402 if (freerdp_settings_get_bool(settings, FreeRDP_RemoteApplicationMode))
1403 xfc->remote_app = TRUE;
1404
1405 if (!xf_create_window(xfc))
1406 return FALSE;
1407
1408 if (!xf_get_pixmap_info(xfc))
1409 return FALSE;
1410
1411 if (!gdi_init(instance, xf_get_local_color_format(xfc, TRUE)))
1412 return FALSE;
1413
1414 if (!xf_create_image(xfc))
1415 return FALSE;
1416
1417 if (!xf_register_pointer(context->graphics))
1418 return FALSE;
1419
1420#ifdef WITH_XRENDER
1421 xfc->scaledWidth =
1422 WINPR_ASSERTING_INT_CAST(int, freerdp_settings_get_uint32(settings, FreeRDP_DesktopWidth));
1423 xfc->scaledHeight =
1424 WINPR_ASSERTING_INT_CAST(int, freerdp_settings_get_uint32(settings, FreeRDP_DesktopHeight));
1425 xfc->offset_x = 0;
1426 xfc->offset_y = 0;
1427#endif
1428
1429 if (!xfc->xrenderAvailable)
1430 {
1431 if (freerdp_settings_get_bool(settings, FreeRDP_SmartSizing))
1432 {
1433 WLog_ERR(TAG, "XRender not available: disabling smart-sizing");
1434 if (!freerdp_settings_set_bool(settings, FreeRDP_SmartSizing, FALSE))
1435 return FALSE;
1436 }
1437
1438 if (freerdp_settings_get_bool(settings, FreeRDP_MultiTouchGestures))
1439 {
1440 WLog_ERR(TAG, "XRender not available: disabling local multi-touch gestures");
1441 if (!freerdp_settings_set_bool(settings, FreeRDP_MultiTouchGestures, FALSE))
1442 return FALSE;
1443 }
1444 }
1445
1446 update->DesktopResize = xf_sw_desktop_resize;
1447 update->EndPaint = xf_end_paint;
1448 update->PlaySound = xf_play_sound;
1449 update->SetKeyboardIndicators = xf_keyboard_set_indicators;
1450 update->SetKeyboardImeStatus = xf_keyboard_set_ime_status;
1451
1452 const BOOL serverIsWindowsPlatform =
1453 (freerdp_settings_get_uint32(settings, FreeRDP_OsMajorType) == OSMAJORTYPE_WINDOWS);
1454 if (freerdp_settings_get_bool(settings, FreeRDP_RedirectClipboard) &&
1455 !(xfc->clipboard = xf_clipboard_new(xfc, !serverIsWindowsPlatform)))
1456 return FALSE;
1457
1458 if (!(xfc->xfDisp = xf_disp_new(xfc)))
1459 return FALSE;
1460
1461 const char* pipe = freerdp_settings_get_string(settings, FreeRDP_KeyboardPipeName);
1462 if (pipe)
1463 {
1464 xfc->pipethread = CreateThread(nullptr, 0, xf_handle_pipe, xfc, 0, nullptr);
1465 if (!xfc->pipethread)
1466 return FALSE;
1467 }
1468
1469 EventArgsInit(&e, "xfreerdp");
1470 e.width =
1471 WINPR_ASSERTING_INT_CAST(int, freerdp_settings_get_uint32(settings, FreeRDP_DesktopWidth));
1472 e.height =
1473 WINPR_ASSERTING_INT_CAST(int, freerdp_settings_get_uint32(settings, FreeRDP_DesktopHeight));
1474 PubSub_OnResizeWindow(context->pubSub, xfc, &e);
1475 return TRUE;
1476}
1477
1478static void xf_post_disconnect(freerdp* instance)
1479{
1480 xfContext* xfc = nullptr;
1481 rdpContext* context = nullptr;
1482
1483 if (!instance || !instance->context)
1484 return;
1485
1486 context = instance->context;
1487 xfc = (xfContext*)context;
1488 PubSub_UnsubscribeChannelConnected(instance->context->pubSub,
1489 xf_OnChannelConnectedEventHandler);
1490 PubSub_UnsubscribeChannelDisconnected(instance->context->pubSub,
1491 xf_OnChannelDisconnectedEventHandler);
1492 gdi_free(instance);
1493
1494 if (xfc->pipethread)
1495 {
1496 (void)WaitForSingleObject(xfc->pipethread, INFINITE);
1497 (void)CloseHandle(xfc->pipethread);
1498 xfc->pipethread = nullptr;
1499 }
1500 if (xfc->clipboard)
1501 {
1502 xf_clipboard_free(xfc->clipboard);
1503 xfc->clipboard = nullptr;
1504 }
1505
1506 if (xfc->xfDisp)
1507 {
1508 xf_disp_free(xfc->xfDisp);
1509 xfc->xfDisp = nullptr;
1510 }
1511
1512 if ((xfc->window != nullptr) && (xfc->drawable == xfc->window->handle))
1513 xfc->drawable = 0;
1514 else
1515 xf_DestroyDummyWindow(xfc, xfc->drawable);
1516
1517 freerdp_keyboard_remap_free(xfc->remap_table);
1518 xfc->remap_table = nullptr;
1519
1520 xf_destroy_window(xfc);
1521}
1522
1523static void xf_post_final_disconnect(freerdp* instance)
1524{
1525 xfContext* xfc = nullptr;
1526 rdpContext* context = nullptr;
1527
1528 if (!instance || !instance->context)
1529 return;
1530
1531 context = instance->context;
1532 xfc = (xfContext*)context;
1533
1534 xf_keyboard_free(xfc);
1535 xf_teardown_x11(xfc);
1536}
1537
1538static int xf_logon_error_info(freerdp* instance, UINT32 data, UINT32 type)
1539{
1540 xfContext* xfc = (xfContext*)instance->context;
1541 const char* str_data = freerdp_get_logon_error_info_data(data);
1542 const char* str_type = freerdp_get_logon_error_info_type(type);
1543 WLog_INFO(TAG, "Logon Error Info %s [%s]", str_data, str_type);
1544 if (type != LOGON_MSG_SESSION_CONTINUE)
1545 {
1546 xf_rail_disable_remoteapp_mode(xfc);
1547 }
1548 return 1;
1549}
1550
1551static BOOL handle_window_events(freerdp* instance)
1552{
1553 if (!xf_process_x_events(instance))
1554 {
1555 WLog_DBG(TAG, "Closed from X11");
1556 freerdp_abort_connect_context(instance->context);
1557 return FALSE;
1558 }
1559
1560 return TRUE;
1561}
1562
1571static DWORD WINAPI xf_client_thread(LPVOID param)
1572{
1573 DWORD exit_code = 0;
1574 DWORD waitStatus = 0;
1575 HANDLE inputEvent = nullptr;
1576
1577 freerdp* instance = (freerdp*)param;
1578 WINPR_ASSERT(instance);
1579
1580 const BOOL status = freerdp_connect(instance);
1581 rdpContext* context = instance->context;
1582 WINPR_ASSERT(context);
1583 xfContext* xfc = (xfContext*)instance->context;
1584 WINPR_ASSERT(xfc);
1585
1586 rdpSettings* settings = context->settings;
1587 WINPR_ASSERT(settings);
1588
1589 if (!status)
1590 {
1591 UINT32 error = freerdp_get_last_error(instance->context);
1592 exit_code = (uint32_t)xf_map_error_to_exit_code(error);
1593 }
1594 else
1595 exit_code = XF_EXIT_SUCCESS;
1596
1597 if (!status)
1598 goto end;
1599
1600 /* --authonly ? */
1601 if (freerdp_settings_get_bool(settings, FreeRDP_AuthenticationOnly))
1602 {
1603 WLog_ERR(TAG, "Authentication only, exit status %" PRId32 "", !status);
1604 goto disconnect;
1605 }
1606
1607 if (!status)
1608 {
1609 WLog_ERR(TAG, "Freerdp connect error exit status %" PRId32 "", !status);
1610 exit_code = freerdp_error_info(instance);
1611
1612 if (freerdp_get_last_error(instance->context) == FREERDP_ERROR_AUTHENTICATION_FAILED)
1613 exit_code = XF_EXIT_AUTH_FAILURE;
1614 else if (exit_code == ERRINFO_SUCCESS)
1615 exit_code = XF_EXIT_CONN_FAILED;
1616
1617 goto disconnect;
1618 }
1619
1620 inputEvent = xfc->x11event;
1621
1622 while (!freerdp_shall_disconnect_context(instance->context))
1623 {
1624 HANDLE handles[MAXIMUM_WAIT_OBJECTS] = WINPR_C_ARRAY_INIT;
1625 DWORD nCount = 0;
1626 handles[nCount++] = inputEvent;
1627
1628 /*
1629 * win8 and server 2k12 seem to have some timing issue/race condition
1630 * when a initial sync request is send to sync the keyboard indicators
1631 * sending the sync event twice fixed this problem
1632 */
1633 if (freerdp_focus_required(instance))
1634 {
1635 xf_keyboard_focus_in(xfc);
1636 xf_keyboard_focus_in(xfc);
1637 }
1638
1639 {
1640 DWORD tmp =
1641 freerdp_get_event_handles(context, &handles[nCount], ARRAYSIZE(handles) - nCount);
1642
1643 if (tmp == 0)
1644 {
1645 WLog_ERR(TAG, "freerdp_get_event_handles failed");
1646 break;
1647 }
1648
1649 nCount += tmp;
1650 }
1651
1652 if (xfc->window)
1653 xf_floatbar_hide_and_show(xfc->window->floatbar);
1654
1655 waitStatus = WaitForMultipleObjects(nCount, handles, FALSE, INFINITE);
1656
1657 if (waitStatus == WAIT_FAILED)
1658 break;
1659
1660 {
1661 if (!freerdp_check_event_handles(context))
1662 {
1663 if (client_auto_reconnect_ex(instance, handle_window_events))
1664 continue;
1665 else
1666 {
1667 /*
1668 * Indicate an unsuccessful connection attempt if reconnect
1669 * did not succeed and no other error was specified.
1670 */
1671 const UINT32 error = freerdp_get_last_error(instance->context);
1672
1673 if (freerdp_error_info(instance) == 0)
1674 exit_code = (uint32_t)xf_map_error_to_exit_code(error);
1675 }
1676
1677 if (freerdp_get_last_error(context) == FREERDP_ERROR_SUCCESS)
1678 WLog_ERR(TAG, "Failed to check FreeRDP file descriptor");
1679
1680 break;
1681 }
1682 }
1683
1684 if (!handle_window_events(instance))
1685 break;
1686 }
1687
1688 if (!exit_code)
1689 {
1690 exit_code = freerdp_error_info(instance);
1691
1692 if (exit_code == XF_EXIT_DISCONNECT &&
1693 freerdp_get_disconnect_ultimatum(context) == Disconnect_Ultimatum_user_requested)
1694 {
1695 /* This situation might be limited to Windows XP. */
1696 WLog_INFO(TAG, "Error info says user did not initiate but disconnect ultimatum says "
1697 "they did; treat this as a user logoff");
1698 exit_code = XF_EXIT_LOGOFF;
1699 }
1700 }
1701
1702disconnect:
1703
1704 freerdp_disconnect(instance);
1705end:
1706 ExitThread(exit_code);
1707 return exit_code;
1708}
1709
1710int xf_exit_code_from_disconnect_reason(DWORD reason)
1711{
1712 if ((reason == 0) || ((reason >= XF_EXIT_PARSE_ARGUMENTS) && (reason <= XF_EXIT_CODE_LAST)))
1713 return WINPR_ASSERTING_INT_CAST(int, reason);
1714 /* License error set */
1715 else if (reason >= 0x100 && reason <= 0x10A)
1716 reason -= 0x100 + XF_EXIT_LICENSE_INTERNAL;
1717 /* RDP protocol error set */
1718 else if (reason >= 0x10c9 && reason <= 0x1193)
1719 reason = XF_EXIT_RDP;
1720 /* There's no need to test protocol-independent codes: they match */
1721 else if (!(reason <= 0xC))
1722 reason = XF_EXIT_UNKNOWN;
1723
1724 return WINPR_ASSERTING_INT_CAST(int, reason);
1725}
1726
1727static void xf_TerminateEventHandler(void* context, const TerminateEventArgs* e)
1728{
1729 rdpContext* ctx = (rdpContext*)context;
1730 WINPR_UNUSED(e);
1731 freerdp_abort_connect_context(ctx);
1732}
1733
1734#ifdef WITH_XRENDER
1735static void xf_ZoomingChangeEventHandler(void* context, const ZoomingChangeEventArgs* e)
1736{
1737 int w = 0;
1738 int h = 0;
1739 rdpSettings* settings = nullptr;
1740 xfContext* xfc = (xfContext*)context;
1741
1742 WINPR_ASSERT(xfc);
1743
1744 settings = xfc->common.context.settings;
1745 WINPR_ASSERT(settings);
1746
1747 w = xfc->scaledWidth + e->dx;
1748 h = xfc->scaledHeight + e->dy;
1749
1750 if (e->dx == 0 && e->dy == 0)
1751 return;
1752
1753 if (w < 10)
1754 w = 10;
1755
1756 if (h < 10)
1757 h = 10;
1758
1759 if (w == xfc->scaledWidth && h == xfc->scaledHeight)
1760 return;
1761
1762 xfc->scaledWidth = w;
1763 xfc->scaledHeight = h;
1764 xf_draw_screen(xfc, 0, 0,
1765 WINPR_ASSERTING_INT_CAST(
1766 int32_t, freerdp_settings_get_uint32(settings, FreeRDP_DesktopWidth)),
1767 WINPR_ASSERTING_INT_CAST(
1768 int32_t, freerdp_settings_get_uint32(settings, FreeRDP_DesktopHeight)));
1769}
1770
1771static void xf_PanningChangeEventHandler(void* context, const PanningChangeEventArgs* e)
1772{
1773 xfContext* xfc = (xfContext*)context;
1774 rdpSettings* settings = nullptr;
1775
1776 WINPR_ASSERT(xfc);
1777 WINPR_ASSERT(e);
1778
1779 settings = xfc->common.context.settings;
1780 WINPR_ASSERT(settings);
1781
1782 if (e->dx == 0 && e->dy == 0)
1783 return;
1784
1785 xfc->offset_x += e->dx;
1786 xfc->offset_y += e->dy;
1787 xf_draw_screen(xfc, 0, 0,
1788 WINPR_ASSERTING_INT_CAST(
1789 int32_t, freerdp_settings_get_uint32(settings, FreeRDP_DesktopWidth)),
1790 WINPR_ASSERTING_INT_CAST(
1791 int32_t, freerdp_settings_get_uint32(settings, FreeRDP_DesktopHeight)));
1792}
1793#endif
1794
1799static BOOL xfreerdp_client_global_init(void)
1800{
1801 // NOLINTNEXTLINE(concurrency-mt-unsafe)
1802 (void)setlocale(LC_ALL, "");
1803
1804 return (freerdp_handle_signals() == 0);
1805}
1806
1807static void xfreerdp_client_global_uninit(void)
1808{
1809}
1810
1811static int xfreerdp_client_start(rdpContext* context)
1812{
1813 xfContext* xfc = (xfContext*)context;
1814 rdpSettings* settings = context->settings;
1815
1816 if (!freerdp_settings_get_string(settings, FreeRDP_ServerHostname))
1817 {
1818 WLog_ERR(TAG, "error: server hostname was not specified with /v:<server>[:port]");
1819 return -1;
1820 }
1821
1822 if (!(xfc->common.thread =
1823 CreateThread(nullptr, 0, xf_client_thread, context->instance, 0, nullptr)))
1824 {
1825 WLog_ERR(TAG, "failed to create client thread");
1826 return -1;
1827 }
1828
1829 return 0;
1830}
1831
1832static Atom get_supported_atom(xfContext* xfc, const char* atomName)
1833{
1834 const Atom atom = Logging_XInternAtom(xfc->log, xfc->display, atomName, False);
1835
1836 for (unsigned long i = 0; i < xfc->supportedAtomCount; i++)
1837 {
1838 if (xfc->supportedAtoms[i] == atom)
1839 return atom;
1840 }
1841
1842 return None;
1843}
1844
1845void xf_teardown_x11(xfContext* xfc)
1846{
1847 WINPR_ASSERT(xfc);
1848
1849 if (xfc->display)
1850 {
1851 LogDynAndXCloseDisplay(xfc->log, xfc->display);
1852 xfc->display = nullptr;
1853 }
1854
1855 if (xfc->x11event)
1856 {
1857 (void)CloseHandle(xfc->x11event);
1858 xfc->x11event = nullptr;
1859 }
1860
1861 if (xfc->mutex)
1862 {
1863 (void)CloseHandle(xfc->mutex);
1864 xfc->mutex = nullptr;
1865 }
1866
1867 if (xfc->vscreen.monitors)
1868 {
1869 free(xfc->vscreen.monitors);
1870 xfc->vscreen.monitors = nullptr;
1871 }
1872 xfc->vscreen.nmonitors = 0;
1873
1874 free(xfc->supportedAtoms);
1875 xfc->supportedAtoms = nullptr;
1876 xfc->supportedAtomCount = 0;
1877}
1878
1879BOOL xf_setup_x11(xfContext* xfc)
1880{
1881
1882 WINPR_ASSERT(xfc);
1883 xfc->UseXThreads = TRUE;
1884
1885#if !defined(NDEBUG)
1886 /* uncomment below if debugging to prevent keyboard grab */
1887 xfc->debug = TRUE;
1888#endif
1889
1890 if (xfc->UseXThreads)
1891 {
1892 if (!XInitThreads())
1893 {
1894 WLog_WARN(TAG, "XInitThreads() failure");
1895 xfc->UseXThreads = FALSE;
1896 }
1897 }
1898
1899 xfc->display = XOpenDisplay(nullptr);
1900
1901 if (!xfc->display)
1902 {
1903 WLog_ERR(TAG, "failed to open display: %s", XDisplayName(nullptr));
1904 WLog_ERR(TAG, "Please check that the $DISPLAY environment variable is properly set.");
1905 goto fail;
1906 }
1907 if (xfc->debug)
1908 {
1909 WLog_INFO(TAG, "Enabling X11 debug mode.");
1910 XSynchronize(xfc->display, TRUE);
1911 }
1912 def_error_handler = XSetErrorHandler(xf_error_handler_ex);
1913
1914 xfc->mutex = CreateMutex(nullptr, FALSE, nullptr);
1915
1916 if (!xfc->mutex)
1917 {
1918 WLog_ERR(TAG, "Could not create mutex!");
1919 goto fail;
1920 }
1921
1922 xfc->xfds = ConnectionNumber(xfc->display);
1923 xfc->screen_number = DefaultScreen(xfc->display);
1924 xfc->screen = ScreenOfDisplay(xfc->display, xfc->screen_number);
1925 xfc->big_endian = (ImageByteOrder(xfc->display) == MSBFirst);
1926 xfc->invert = TRUE;
1927 xfc->complex_regions = TRUE;
1928 xfc->NET_SUPPORTED = Logging_XInternAtom(xfc->log, xfc->display, "_NET_SUPPORTED", True);
1929 xfc->NET_SUPPORTING_WM_CHECK =
1930 Logging_XInternAtom(xfc->log, xfc->display, "_NET_SUPPORTING_WM_CHECK", True);
1931
1932 if ((xfc->NET_SUPPORTED != None) && (xfc->NET_SUPPORTING_WM_CHECK != None))
1933 {
1934 Atom actual_type = 0;
1935 int actual_format = 0;
1936 unsigned long nitems = 0;
1937 unsigned long after = 0;
1938 unsigned char* data = nullptr;
1939 int status = LogDynAndXGetWindowProperty(
1940 xfc->log, xfc->display, RootWindowOfScreen(xfc->screen), xfc->NET_SUPPORTED, 0, 1024,
1941 False, XA_ATOM, &actual_type, &actual_format, &nitems, &after, &data);
1942
1943 if ((status == Success) && (actual_type == XA_ATOM) && (actual_format == 32))
1944 {
1945 xfc->supportedAtomCount = nitems;
1946 xfc->supportedAtoms = calloc(xfc->supportedAtomCount, sizeof(Atom));
1947 WINPR_ASSERT(xfc->supportedAtoms);
1948 memcpy(xfc->supportedAtoms, data, nitems * sizeof(Atom));
1949 }
1950
1951 if (data)
1952 XFree(data);
1953 }
1954
1955 xfc->XWAYLAND_MAY_GRAB_KEYBOARD =
1956 Logging_XInternAtom(xfc->log, xfc->display, "_XWAYLAND_MAY_GRAB_KEYBOARD", False);
1957 xfc->NET_WM_ICON = Logging_XInternAtom(xfc->log, xfc->display, "_NET_WM_ICON", False);
1958 xfc->MOTIF_WM_HINTS = Logging_XInternAtom(xfc->log, xfc->display, "_MOTIF_WM_HINTS", False);
1959 xfc->NET_NUMBER_OF_DESKTOPS =
1960 Logging_XInternAtom(xfc->log, xfc->display, "_NET_NUMBER_OF_DESKTOPS", False);
1961 xfc->NET_CURRENT_DESKTOP =
1962 Logging_XInternAtom(xfc->log, xfc->display, "_NET_CURRENT_DESKTOP", False);
1963 xfc->NET_WORKAREA = Logging_XInternAtom(xfc->log, xfc->display, "_NET_WORKAREA", False);
1964 xfc->NET_WM_STATE = get_supported_atom(xfc, "_NET_WM_STATE");
1965 xfc->NET_WM_STATE_MODAL = get_supported_atom(xfc, "_NET_WM_STATE_MODAL");
1966 xfc->NET_WM_STATE_STICKY = get_supported_atom(xfc, "_NET_WM_STATE_STICKY");
1967 xfc->NET_WM_STATE_MAXIMIZED_HORZ =
1968 Logging_XInternAtom(xfc->log, xfc->display, "_NET_WM_STATE_MAXIMIZED_HORZ", False);
1969 xfc->NET_WM_STATE_MAXIMIZED_VERT =
1970 Logging_XInternAtom(xfc->log, xfc->display, "_NET_WM_STATE_MAXIMIZED_VERT", False);
1971 xfc->NET_WM_STATE_SHADED = get_supported_atom(xfc, "_NET_WM_STATE_SHADED");
1972 xfc->NET_WM_STATE_SKIP_TASKBAR = get_supported_atom(xfc, "_NET_WM_STATE_SKIP_TASKBAR");
1973 xfc->NET_WM_STATE_SKIP_PAGER = get_supported_atom(xfc, "_NET_WM_STATE_SKIP_PAGER");
1974 xfc->NET_WM_STATE_HIDDEN = get_supported_atom(xfc, "_NET_WM_STATE_HIDDEN");
1975 xfc->NET_WM_STATE_FULLSCREEN = get_supported_atom(xfc, "_NET_WM_STATE_FULLSCREEN");
1976 xfc->NET_WM_STATE_ABOVE = get_supported_atom(xfc, "_NET_WM_STATE_ABOVE");
1977 xfc->NET_WM_STATE_BELOW = get_supported_atom(xfc, "_NET_WM_STATE_BELOW");
1978 xfc->NET_WM_STATE_DEMANDS_ATTENTION =
1979 get_supported_atom(xfc, "_NET_WM_STATE_DEMANDS_ATTENTION");
1980 xfc->NET_WM_FULLSCREEN_MONITORS = get_supported_atom(xfc, "_NET_WM_FULLSCREEN_MONITORS");
1981 xfc->NET_WM_NAME = Logging_XInternAtom(xfc->log, xfc->display, "_NET_WM_NAME", False);
1982 xfc->NET_WM_PID = Logging_XInternAtom(xfc->log, xfc->display, "_NET_WM_PID", False);
1983 xfc->NET_WM_WINDOW_TYPE =
1984 Logging_XInternAtom(xfc->log, xfc->display, "_NET_WM_WINDOW_TYPE", False);
1985 xfc->NET_WM_WINDOW_TYPE_NORMAL =
1986 Logging_XInternAtom(xfc->log, xfc->display, "_NET_WM_WINDOW_TYPE_NORMAL", False);
1987 xfc->NET_WM_WINDOW_TYPE_DIALOG =
1988 Logging_XInternAtom(xfc->log, xfc->display, "_NET_WM_WINDOW_TYPE_DIALOG", False);
1989 xfc->NET_WM_WINDOW_TYPE_POPUP =
1990 Logging_XInternAtom(xfc->log, xfc->display, "_NET_WM_WINDOW_TYPE_POPUP", False);
1991 xfc->NET_WM_WINDOW_TYPE_POPUP_MENU =
1992 Logging_XInternAtom(xfc->log, xfc->display, "_NET_WM_WINDOW_TYPE_POPUP_MENU", False);
1993 xfc->NET_WM_WINDOW_TYPE_UTILITY =
1994 Logging_XInternAtom(xfc->log, xfc->display, "_NET_WM_WINDOW_TYPE_UTILITY", False);
1995 xfc->NET_WM_WINDOW_TYPE_DROPDOWN_MENU =
1996 Logging_XInternAtom(xfc->log, xfc->display, "_NET_WM_WINDOW_TYPE_DROPDOWN_MENU", False);
1997 xfc->NET_WM_STATE_SKIP_TASKBAR =
1998 Logging_XInternAtom(xfc->log, xfc->display, "_NET_WM_STATE_SKIP_TASKBAR", False);
1999 xfc->NET_WM_STATE_SKIP_PAGER =
2000 Logging_XInternAtom(xfc->log, xfc->display, "_NET_WM_STATE_SKIP_PAGER", False);
2001 xfc->NET_WM_MOVERESIZE =
2002 Logging_XInternAtom(xfc->log, xfc->display, "_NET_WM_MOVERESIZE", False);
2003 xfc->NET_MOVERESIZE_WINDOW =
2004 Logging_XInternAtom(xfc->log, xfc->display, "_NET_MOVERESIZE_WINDOW", False);
2005 xfc->UTF8_STRING = Logging_XInternAtom(xfc->log, xfc->display, "UTF8_STRING", FALSE);
2006 xfc->WM_PROTOCOLS = Logging_XInternAtom(xfc->log, xfc->display, "WM_PROTOCOLS", False);
2007 xfc->WM_DELETE_WINDOW = Logging_XInternAtom(xfc->log, xfc->display, "WM_DELETE_WINDOW", False);
2008 xfc->WM_STATE = Logging_XInternAtom(xfc->log, xfc->display, "WM_STATE", False);
2009 xfc->x11event = CreateFileDescriptorEvent(nullptr, FALSE, FALSE, xfc->xfds, WINPR_FD_READ);
2010
2011 xfc->NET_WM_ALLOWED_ACTIONS =
2012 Logging_XInternAtom(xfc->log, xfc->display, "_NET_WM_ALLOWED_ACTIONS", False);
2013
2014 xfc->NET_WM_ACTION_CLOSE =
2015 Logging_XInternAtom(xfc->log, xfc->display, "_NET_WM_ACTION_CLOSE", False);
2016 xfc->NET_WM_ACTION_MINIMIZE =
2017 Logging_XInternAtom(xfc->log, xfc->display, "_NET_WM_ACTION_MINIMIZE", False);
2018 xfc->NET_WM_ACTION_MOVE =
2019 Logging_XInternAtom(xfc->log, xfc->display, "_NET_WM_ACTION_MOVE", False);
2020 xfc->NET_WM_ACTION_RESIZE =
2021 Logging_XInternAtom(xfc->log, xfc->display, "_NET_WM_ACTION_RESIZE", False);
2022 xfc->NET_WM_ACTION_MAXIMIZE_HORZ =
2023 Logging_XInternAtom(xfc->log, xfc->display, "_NET_WM_ACTION_MAXIMIZE_HORZ", False);
2024 xfc->NET_WM_ACTION_MAXIMIZE_VERT =
2025 Logging_XInternAtom(xfc->log, xfc->display, "_NET_WM_ACTION_MAXIMIZE_VERT", False);
2026 xfc->NET_WM_ACTION_FULLSCREEN =
2027 Logging_XInternAtom(xfc->log, xfc->display, "_NET_WM_ACTION_FULLSCREEN", False);
2028 xfc->NET_WM_ACTION_CHANGE_DESKTOP =
2029 Logging_XInternAtom(xfc->log, xfc->display, "_NET_WM_ACTION_CHANGE_DESKTOP", False);
2030
2031 if (!xfc->x11event)
2032 {
2033 WLog_ERR(TAG, "Could not create xfds event");
2034 goto fail;
2035 }
2036
2037 xf_check_extensions(xfc);
2038
2039 xfc->vscreen.monitors = calloc(16, sizeof(MONITOR_INFO));
2040
2041 if (!xfc->vscreen.monitors)
2042 goto fail;
2043 return TRUE;
2044
2045fail:
2046 xf_teardown_x11(xfc);
2047 return FALSE;
2048}
2049
2050static BOOL xfreerdp_client_new(freerdp* instance, rdpContext* context)
2051{
2052 xfContext* xfc = (xfContext*)instance->context;
2053 WINPR_ASSERT(context);
2054 WINPR_ASSERT(xfc);
2055 WINPR_ASSERT(!xfc->display);
2056 WINPR_ASSERT(!xfc->mutex);
2057 WINPR_ASSERT(!xfc->x11event);
2058 instance->PreConnect = xf_pre_connect;
2059 instance->PostConnect = xf_post_connect;
2060 instance->PostDisconnect = xf_post_disconnect;
2061 instance->PostFinalDisconnect = xf_post_final_disconnect;
2062 instance->LogonErrorInfo = xf_logon_error_info;
2063 instance->GetAccessToken = client_cli_get_access_token;
2064 if (PubSub_SubscribeTerminate(context->pubSub, xf_TerminateEventHandler) < 0)
2065 return FALSE;
2066#ifdef WITH_XRENDER
2067 if (PubSub_SubscribeZoomingChange(context->pubSub, xf_ZoomingChangeEventHandler) < 0)
2068 return FALSE;
2069 if (PubSub_SubscribePanningChange(context->pubSub, xf_PanningChangeEventHandler) < 0)
2070 return FALSE;
2071#endif
2072 xfc->log = WLog_Get(TAG);
2073
2074 return TRUE;
2075}
2076
2077static void xfreerdp_client_free(WINPR_ATTR_UNUSED freerdp* instance, rdpContext* context)
2078{
2079 if (!context)
2080 return;
2081
2082 if (context->pubSub)
2083 {
2084 PubSub_UnsubscribeTerminate(context->pubSub, xf_TerminateEventHandler);
2085#ifdef WITH_XRENDER
2086 PubSub_UnsubscribeZoomingChange(context->pubSub, xf_ZoomingChangeEventHandler);
2087 PubSub_UnsubscribePanningChange(context->pubSub, xf_PanningChangeEventHandler);
2088#endif
2089 }
2090}
2091
2092int RdpClientEntry(RDP_CLIENT_ENTRY_POINTS* pEntryPoints)
2093{
2094 pEntryPoints->Version = 1;
2095 pEntryPoints->Size = sizeof(RDP_CLIENT_ENTRY_POINTS_V1);
2096 pEntryPoints->GlobalInit = xfreerdp_client_global_init;
2097 pEntryPoints->GlobalUninit = xfreerdp_client_global_uninit;
2098 pEntryPoints->ContextSize = sizeof(xfContext);
2099 pEntryPoints->ClientNew = xfreerdp_client_new;
2100 pEntryPoints->ClientFree = xfreerdp_client_free;
2101 pEntryPoints->ClientStart = xfreerdp_client_start;
2102 pEntryPoints->ClientStop = freerdp_client_common_stop;
2103 return 0;
2104}
freerdp_settings_set_uint32
FREERDP_API BOOL freerdp_settings_set_uint32(rdpSettings *settings, FreeRDP_Settings_Keys_UInt32 id, UINT32 val)
Sets a UINT32 settings value.
freerdp_settings_set_bool
FREERDP_API BOOL freerdp_settings_set_bool(rdpSettings *settings, FreeRDP_Settings_Keys_Bool id, BOOL val)
Sets a BOOL settings value.
freerdp_settings_get_string
WINPR_ATTR_NODISCARD FREERDP_API const char * freerdp_settings_get_string(const rdpSettings *settings, FreeRDP_Settings_Keys_String id)
Returns a immutable string settings value.
freerdp_settings_get_uint32
WINPR_ATTR_NODISCARD FREERDP_API UINT32 freerdp_settings_get_uint32(const rdpSettings *settings, FreeRDP_Settings_Keys_UInt32 id)
Returns a UINT32 settings value.
freerdp_settings_get_bool
WINPR_ATTR_NODISCARD FREERDP_API BOOL freerdp_settings_get_bool(const rdpSettings *settings, FreeRDP_Settings_Keys_Bool id)
Returns a boolean settings value.
freerdp_settings_set_string
FREERDP_API BOOL freerdp_settings_set_string(rdpSettings *settings, FreeRDP_Settings_Keys_String id, const char *val)
Sets a string settings value. The param is copied.
Definition settings_getters.c:3729
GDI_DC
Definition include/freerdp/gdi/gdi.h:458
GDI_RGN
Definition include/freerdp/gdi/gdi.h:381
GDI_WND
Definition include/freerdp/gdi/gdi.h:449
PLAY_SOUND_UPDATE
Definition include/freerdp/update.h:89
RECTANGLE_16
Definition types.h:109
button_map
Definition xfreerdp.h:121