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2018-03-27meson: Fix installing protocol.txtAdam Jackson1-0/+5
One fix the constructed path, two actually install it. Signed-off-by: Adam Jackson <ajax@redhat.com> Reviewed-by: Keith Packard <keithp@keithp.com>
2018-02-27protocol.txt: add GLX req. 35 - SetClientInfo2ARBEmil Velikov1-0/+1
Noticed while skimming for the typo'd version ;-) Signed-off-by: Emil Velikov <emil.velikov@collabora.com> Reviewed-by: Adam Jackson <ajax@redhat.com>
2017-12-06dix: avoid deferencing NULL PtrCtrlOlivier Fourdan1-1/+6
PtrCtrl really makes sense for relative pointing device only, absolute devices such as touch devices do not have any PtrCtrl set. In some cases, if the client issues a XGetPointerControl() immediatlely after a ChangeMasterDeviceClasses() copied the touch device to the VCP, a NULL pointer dereference will occur leading to a crash of Xwayland. Check whether the PtrCtrl is not NULL in ProcGetPointerControl() and return the default control values otherwise, to avoid the NULL pointer dereference. Bugzilla: https://bugzilla.redhat.com/show_bug.cgi?id=1519533 Reviewed-by: Adam Jackson <ajax@redhat.com> Signed-off-by: Olivier Fourdan <ofourdan@redhat.com>
2017-11-06dix: Remove ffs.cAdam Jackson3-51/+0
Your libc has ffs, I promise. Signed-off-by: Adam Jackson <ajax@redhat.com> Reviewed-by: Alan Coopersmith <alan.coopersmith@oracle.com>
2017-11-06dix/window: fix typosGiuseppe Bilotta1-2/+2
Reviewed-by: Adam Jackson <ajax@redhat.com>
2017-10-30Use ARRAY_SIZE all over the treeDaniel Martin3-7/+3
Roundhouse kick replacing the various (sizeof(foo)/sizeof(foo[0])) with the ARRAY_SIZE macro from dix.h when possible. A semantic patch for coccinelle has been used first. Additionally, a few macros have been inlined as they had only one or two users. Signed-off-by: Daniel Martin <consume.noise@gmail.com> Reviewed-by: Adam Jackson <ajax@redhat.com>
2017-10-10Unvalidated extra length in ProcEstablishConnection (CVE-2017-12176)Nathan Kidd1-1/+6
Reviewed-by: Julien Cristau <jcristau@debian.org> Signed-off-by: Nathan Kidd <nkidd@opentext.com> Signed-off-by: Julien Cristau <jcristau@debian.org>
2017-08-15Make PixmapDirtyUpdateRec::src a DrawablePtrMichel Dänzer1-13/+11
This allows making the master screen's pixmap_dirty_list entries explicitly reflect that we're now tracking the root window instead of the screen pixmap, in order to allow Present page flipping on master outputs while there are active slave outputs. Define HAS_DIRTYTRACKING_DRAWABLE_SRC for drivers to check, but leave HAS_DIRTYTRACKING_ROTATION defined as well to make things slightly easier for drivers. Reviewed-by: Adam Jackson <ajax@redhat.com>
2017-07-31dix: unbreak --with-dtrace (default) on FreeBSD 11.1+Jan Beich1-0/+2
gmake[2]: Entering directory '/path/to/xserver/dix' /usr/sbin/dtrace -G -C -o dtrace-dix.o -s ../dix/Xserver.d .libs/atom.o ... dtrace: failed to compile script ../dix/Xserver.d: line 26: useless declaration gmake[2]: *** [Makefile:1007: dtrace-dix.o] Error 1 Signed-off-by: Jan Beich <jbeich@FreeBSD.org> Reviewed-by: Alan Coopersmith <alan.coopersmith@oracle.com>
2017-06-20dix: Remove extension aliasesAdam Jackson1-43/+4
This appears to be essentially unused. The only known client-side library for the SELinux extension is xcb, which does not look for the name "Flask". The "SGI-GLX" alias for GLX appears to be a bit of superstition at this point, NVIDIA's driver does not expose it and Mesa does not check for it. Signed-off-by: Adam Jackson <ajax@redhat.com> Acked-by: Keith Packard <keithp@keithp.com>
2017-06-19dix: Disallow GenericEvent in SendEvent request.Michal Srb2-0/+13
The SendEvent request holds xEvent which is exactly 32 bytes long, no more, no less. Both ProcSendEvent and SProcSendEvent verify that the received data exactly match the request size. However nothing stops the client from passing in event with xEvent::type = GenericEvent and any value of xGenericEvent::length. In the case of ProcSendEvent, the event will be eventually passed to WriteEventsToClient which will see that it is Generic event and copy the arbitrary length from the receive buffer (and possibly past it) and send it to the other client. This allows clients to copy unitialized heap memory out of X server or to crash it. In case of SProcSendEvent, it will attempt to swap the incoming event by calling a swapping function from the EventSwapVector array. The swapped event is written to target buffer, which in this case is local xEvent variable. The xEvent variable is 32 bytes long, but the swapping functions for GenericEvents expect that the target buffer has size matching the size of the source GenericEvent. This allows clients to cause stack buffer overflows. Signed-off-by: Michal Srb <msrb@suse.com> Reviewed-by: Peter Hutterer <peter.hutterer@who-t.net> Signed-off-by: Peter Hutterer <peter.hutterer@who-t.net>
2017-06-07dix: assume warping on the RootWindow always happens on visible coordsCarlos Garnacho1-1/+1
If the root window borderClip region is null, the PointInWindowIsVisible() check fails if pointer warping is attempted on the root window, making the warping operation bail out early. Assume coordinates always lay inside the root window for this case, the actual position will be clamped later within screen coordinates anyway. Signed-off-by: Carlos Garnacho <carlosg@gnome.org> Acked-by: Peter Hutterer <peter.hutterer@who-t.net> Signed-off-by: Peter Hutterer <peter.hutterer@who-t.net>
2017-05-12dix: Remove clients from input and output ready queues after closingKeith Packard1-2/+2
Delay removing the client from these two queues until all potential I/O has completed in case we mark the client as ready for reading or with pending output during the close operation. Bugzilla: https://bugs.freedesktop.org/100957 Signed-off-by: Keith Packard <keithp@keithp.com> Tested-by: Nick Sarnie <commendsarnex@gmail.com> Reviewed-by: Michel Dänzer <michel.daenzer@amd.com>
2017-04-26Add a Meson build system alongside autotools.Eric Anholt1-0/+47
This is a work in progress that builds Xvfb, Xephyr, Xwayland, Xnest, and Xdmx so far. The outline of Xquartz/Xwin support is in tree, but hasn't been built yet. The unit tests are also not done. The intent is to build this as a complete replacement for the autotools system, then eventually replace autotools. meson is faster to generate the build, faster to run the bulid, shorter to write the build files in, and less error-prone than autotools. v2: Fix indentation nits, move version declaration to project(), use existing meson_options for version-config.h's vendor name/web. Signed-off-by: Eric Anholt <eric@anholt.net> Acked-by: Keith Packard <keithp@keithp.com> Reviewed-by: Peter Hutterer <peter.hutterer@who-t.net>
2017-04-26dix: Remove a redundant #defineEric Anholt1-2/+1
Found when the meson conversion set the symbol to defined, instead of defined to 1. Reviewed-by: Peter Hutterer <peter.hutterer@who-t.net> Reviewed-by: Keith Packard <keithp@keithp.com> Reviewed-by: Adam Jackson <ajax@redhat.com> Signed-off-by: Eric Anholt <eric@anholt.net>
2017-03-27dpms: Consolidate a bunch of stuff into Xext/dpms.cAdam Jackson2-22/+1
Most of this is a legacy of the old "extmod" design where you could load _some_ extensions dynamically but only if the server had been built with support for them in the first place. Note that since we now only initialize the DPMS extension if at least one screen supports it, we no longer need DPMSCapableFlag: if it would be false, we would never read its value. Signed-off-by: Adam Jackson <ajax@redhat.com> Reviewed-by: Eric Anholt <eric@anholt.net>
2017-03-21dix: Remove PRIVATE_DAMAGEAdam Jackson1-1/+0
None of this is actually wired up to anything, so we can also remove the devPrivates from the DamageRec. The DamageExtRec is what would need devPrivates for selinux labeling, in principle. Signed-off-by: Adam Jackson <ajax@redhat.com> Reviewed-by: Eric Anholt <eric@anholt.net>
2017-03-01dispatch: Mark swapped dispatch as _X_COLDAdam Jackson2-150/+150
This touches everything that ends up in the Xorg binary; the big missing part is GLX since that's all generated code. Cuts about 14k from the binary on amd64. Signed-off-by: Adam Jackson <ajax@redhat.com> Reviewed-by: Eric Anholt <eric@anholt.net>
2017-02-23dix: Add a callback chain for window property state changeAdam Jackson1-0/+9
This will be used by in-server features that need to react to property changes. The first one will be _XWAYLAND_ALLOW_COMMITS. Signed-off-by: Adam Jackson <ajax@redhat.com> [Pekka: add commit message body] Signed-off-by: Pekka Paalanen <pekka.paalanen@collabora.co.uk>
2017-02-23dix: Pass the whole property into deliverPropertyNotifyEventAdam Jackson1-7/+7
Instead of just the atom. No functional change. Signed-off-by: Adam Jackson <ajax@redhat.com> Signed-off-by: Pekka Paalanen <pekka.paalanen@collabora.co.uk>
2017-02-16prime: Clear PixmapDirtyUpdateRec::damage when it's destroyedMichel Dänzer1-3/+12
The root window, and by extension any damage records referencing it, may be destroyed before shared pixmaps referencing it, which resulted in use-after-free / double-free in PixmapStopDirtyTracking. Fixes: b5b292896f64 ("prime: Sync shared pixmap from root window instead of screen pixmap") Reviewed-by: Adam Jackson <ajax@redhat.com> Signed-off-by: Michel Dänzer <michel.daenzer@amd.com>
2017-02-08prime: Sync shared pixmap from root window instead of screen pixmapMichel Dänzer1-4/+12
The screen pixmap doesn't receive updates while there's a Present flip window. Reviewed-by: Alex Deucher <alexander.deucher@amd.com> Signed-off-by: Michel Dänzer <michel.daenzer@amd.com>
2017-01-11AttendClient of grab-pervious client must queue to saved_ready_clients [v2]Keith Packard1-0/+10
A client which is attended while a grab is blocking execution of its requests needs to be placed in the saved_ready_clients list so that it will get scheduled once the grab terminates. Otherwise, if the client never sends another request, there is no way for it to be placed in the ready_clients list. v2: Wrap comment above mark_client_saved_ready. Remove test for OS_COMM_IGNORED which will always be true. Bugzilla: https://bugs.freedesktop.org/show_bug.cgi?id=99333 Reviewed-by: Adam Jackson <ajax@redhat.com> Signed-off-by: Keith Packard <keithp@keithp.com>
2017-01-02os,dix: Depend custom libs on libs, not objectsMihail Konev1-2/+2
The custom os/os.O library reuses *.o files of os/libos.la. The current rule assumes automake puts all the objects into per-target am__*_la_OBJECTS variable. At least with AC_REPLACE_FUNCS, this no longer holds (as wanted objects are put into LTLIBOBJS instead). Depend on automake's result, the *.la library instead, to express demand of any its dependencies being built. Should be fixing randomly occuring "undefined reference to `strlcpy'" errors when linking Xvfb and other DDX-es that could use os.O. Reviewed-by: Adam Jackson <ajax@redhat.com> Signed-off-by: Mihail Konev <k.mvc@ya.ru>
2016-12-12dix: Clear graphicsExposures for scratch GCs in one placeAdam Jackson1-6/+2
... instead of in all the CreateScratchGC callers. Signed-off-by: Adam Jackson <ajax@redhat.com> Reviewed-by: Keith Packard <keithp@keithp.com>
2016-12-12dix: Rename (and retype) PixmapPerDepth[1] to defaultStippleAdam Jackson1-7/+6
Signed-off-by: Adam Jackson <ajax@redhat.com> Reviewed-by: Keith Packard <keithp@keithp.com>
2016-11-29xwayland: Don't send KeyRelease events on wl_keyboard::leaveRui Matos1-1/+4
Commits 816015648ffe660ddaa0f7d4d192e555b723c372 and fee0827a9a695600765f3d04376fc9babe497401 made it so that wl_keyboard::enter doesn't result in X clients getting KeyPress events while still updating our internal xkb state to be in sync with the host compositor. wl_keyboard::leave needs to be handled in the same way as its semantics from an X client POV should be the same as an X grab getting triggered, i.e. X clients shouldn't get KeyRelease events for keys that are still down at that point. This patch uses LeaveNotify for these events on wl_keyboard::leave and changes the current use of KeymapNotify to EnterNotify instead just to keep some symmetry between both cases. On ProcessDeviceEvent() we still need to deactivate X grabs if needed for KeyReleases. Signed-off-by: Rui Matos <tiagomatos@gmail.com> Reviewed-by: Peter Hutterer <peter.hutterer@who-t.net> Signed-off-by: Peter Hutterer <peter.hutterer@who-t.net>
2016-11-15dix: Make sure client is not in output_pending chain after closed (RH 1382444)Keith Packard1-1/+1
I think it is possible that output could get queued to a client during CloseDownClient. After it is removed from the pending queue, active grabs are released, the client is awoken if sleeping and any work queue entries related to the client are processed. To fix this, move the call removing it from the output_pending chain until after clientGone has been set and then check clientGone in output_pending_mark. Bugzilla: https://bugzilla.redhat.com/show_bug.cgi?id=1382444 Signed-off-by: Keith Packard <keithp@keithp.com> Reviewed-by: Hans de Goede <hdegoede@redhat.com>
2016-10-28dix: Bump MAXHASHSIZE for the resource db [v2]Keith Packard1-24/+9
[This was originally a workaround for a client-side resource leak: http://lists.freedesktop.org/archives/xorg-devel/2012-November/034555.html Obviously that's a broken app, but the performance problem it illustrates - that walking the linked list ends up burning all your CPU time - is real enough. - ajax] v2: Replace with a shorter code sequence which computes the same results for all but numBits == 7 Reviewed-by: Adam Jackson <ajax@redhat.com> Signed-off-by: Keith Packard <keithp@keithp.com>
2016-10-06Fix id in error when resource does not existPeter Harris1-2/+6
Always set client->errorValue before returning an error. Test program: int main(int argc, char *argv[]) { int screen = 0; xcb_connection_t *c = xcb_connect(NULL, &screen); if (!c) { printf("Cannot connect\n"); return 1; } xcb_void_cookie_t tok = xcb_free_gc_checked(c, BAD_VALUE); xcb_g_context_error_t *err = (xcb_g_context_error_t *)xcb_request_check(c, tok); if (!err) { printf("Unexpected request success\n"); return 1; } if (err->bad_value != BAD_VALUE) { printf("Error: Got 0x%X, expected 0x%X\n", err->bad_value, BAD_VALUE); return 1; } printf("Success! Got expected bad value of 0x%X\n", BAD_VALUE); return 0; } Reviewed-by: Adam Jackson <ajax@redhat.com> Signed-off-by: Peter Harris <pharris@opentext.com>
2016-10-05dix: Add valuator_mask_set_absolute_unacceleratedJonas Ådahl1-0/+13
Add a valuator mask setter for setting absolute coordinate combined with unaccelerated motion deltas. This will later be used by Xwayland to combine a wl_pointer.motion() event with the unaccelerated delta of a wp_relative_pointer.relative_motion() event. Signed-off-by: Jonas Ådahl <jadahl@gmail.com> Reviewed-by: Peter Hutterer <peter.hutterer@who-t.net>
2016-09-28xace: Don't censor window bordersKeith Packard1-8/+2
GetImage is allowed to return window border contents, so don't remove that from the returned image. Reviewed-by: Adam Jackson <ajax@redhat.com> Signed-off-by: Keith Packard <keithp@keithp.com>
2016-09-22XQuartz: Adopt input_lock() and input_unlock()Jeremy Huddleston Sequoia1-21/+0
This allows us to remove darwinEvents_lock() and darwinEvents_unlock() and remove the serverRunning hack from dix Signed-off-by: Jeremy Huddleston Sequoia <jeremyhu@apple.com>
2016-09-22dix: Silence TSan warnings when checking for pending inputJeremy Huddleston Sequoia1-4/+3
V2: Moves InputCheckPending() into dix.h Bumps required version of xproto to 7.0.30 ================== WARNING: ThreadSanitizer: data race (pid=4943) Read of size 4 at 0x00010c4e3854 by thread T8: #0 WaitForSomething WaitFor.c:237 (X11.bin+0x00010049216c) #1 Dispatch dispatch.c:413 (X11.bin+0x000100352ed9) #2 dix_main main.c:287 (X11.bin+0x00010036e894) #3 server_thread quartzStartup.c:66 (X11.bin+0x000100039e63) Previous write of size 4 at 0x00010c4e3854 by thread T12 (mutexes: write M856, write M1976): #0 mieqEnqueue mieq.c:263 (X11.bin+0x000100448d14) #1 DarwinSendDDXEvent darwinEvents.c:641 (X11.bin+0x000100033613) #2 DarwinProcessFDAdditionQueue_thread darwinEvents.c:338 (X11.bin+0x000100032039) Location is global 'miEventQueue' at 0x00010c4e3850 (X11.bin+0x0001005ab854) Mutex M856 (0x00010c4c8c80) created at: #0 pthread_mutex_lock <null>:144 (libclang_rt.tsan_osx_dynamic.dylib+0x0000000321fe) #1 DarwinListenOnOpenFD darwinEvents.c:300 (X11.bin+0x000100031607) #2 socket_handoff bundle-main.c:288 (X11.bin+0x000100002b40) #3 __do_request_fd_handoff_socket_block_invoke bundle-main.c:379 (X11.bin+0x0001000029ba) #4 __tsan::invoke_and_release_block(void*) <null>:144 (libclang_rt.tsan_osx_dynamic.dylib+0x00000005d97b) #5 _dispatch_client_callout <null>:33 (libdispatch.dylib+0x0000000020ef) Mutex M1976 (0x00010c4e3d68) created at: #0 pthread_mutex_init <null>:144 (libclang_rt.tsan_osx_dynamic.dylib+0x0000000253c3) #1 input_lock inputthread.c:103 (X11.bin+0x00010049fd10) #2 TimerSet WaitFor.c:343 (X11.bin+0x0001004926c2) #3 RootlessQueueRedisplay rootlessScreen.c:594 (X11.bin+0x000100065d7f) #4 RootlessInstallColormap rootlessScreen.c:514 (X11.bin+0x000100069f1a) #5 miSpriteInstallColormap misprite.c:562 (X11.bin+0x000100467095) #6 miCreateDefColormap micmap.c:270 (X11.bin+0x000100440399) #7 DarwinScreenInit darwin.c:285 (X11.bin+0x0001000303bb) #8 AddScreen dispatch.c:3908 (X11.bin+0x00010036c417) #9 InitOutput darwin.c:671 (X11.bin+0x00010002fdeb) #10 dix_main main.c:197 (X11.bin+0x00010036e228) #11 server_thread quartzStartup.c:66 (X11.bin+0x000100039e63) Thread T8 (tid=4198779, running) created by main thread at: #0 pthread_create <null>:144 (libclang_rt.tsan_osx_dynamic.dylib+0x000000024490) #1 create_thread quartzStartup.c:78 (X11.bin+0x000100039dad) #2 QuartzInitServer quartzStartup.c:95 (X11.bin+0x000100039c16) #3 X11ApplicationMain X11Application.m:1238 (X11.bin+0x00010001cde4) #4 X11ControllerMain X11Controller.m:984 (X11.bin+0x00010002a642) #5 server_main quartzStartup.c:136 (X11.bin+0x00010003a03b) #6 do_start_x11_server bundle-main.c:436 (X11.bin+0x000100002eb5) #7 _Xstart_x11_server mach_startupServer.c:189 (X11.bin+0x000100004e99) #8 mach_startup_server mach_startupServer.c:399 (X11.bin+0x000100005734) #9 mach_msg_server mach_msg.c:563 (libsystem_kernel.dylib+0x000000012186) #10 start <null>:29 (libdyld.dylib+0x000000005254) Thread T12 (tid=4198797, running) created by thread T8 at: #0 pthread_create <null>:144 (libclang_rt.tsan_osx_dynamic.dylib+0x000000024490) #1 create_thread darwinEvents.c:121 (X11.bin+0x000100031ecf) #2 DarwinEQInit darwinEvents.c:365 (X11.bin+0x000100031860) #3 InitInput darwin.c:571 (X11.bin+0x00010002ea09) #4 dix_main main.c:261 (X11.bin+0x00010036e7ce) #5 server_thread quartzStartup.c:66 (X11.bin+0x000100039e63) SUMMARY: ThreadSanitizer: data race WaitFor.c:237 in WaitForSomething ================== ================== WARNING: ThreadSanitizer: data race (pid=22841) Write of size 4 at 0x000105bbd864 by main thread (mutexes: write M1945): #0 mieqEnqueue mieq.c:263 (X11.bin+0x000100448cf4) #1 DarwinSendDDXEvent darwinEvents.c:642 (X11.bin+0x000100033693) #2 -[X11Controller set_window_menu:] X11Controller.m:275 (X11.bin+0x0001000222fd) #3 -[X11Application set_window_menu:] X11Application.m:486 (X11.bin+0x000100018b44) #4 -[X11Application handleMachMessage:] X11Application.m:177 (X11.bin+0x000100016678) #5 __NSFireMachPort <null>:69 (Foundation+0x00000009b62b) #6 X11ControllerMain X11Controller.m:984 (X11.bin+0x00010002a5f2) #7 server_main quartzStartup.c:136 (X11.bin+0x000100039ffb) #8 do_start_x11_server bundle-main.c:436 (X11.bin+0x000100002e65) #9 _Xstart_x11_server mach_startupServer.c:189 (X11.bin+0x000100004e49) #10 mach_startup_server mach_startupServer.c:399 (X11.bin+0x0001000056e4) #11 mach_msg_server mach_msg.c:563 (libsystem_kernel.dylib+0x000000012186) #12 start <null>:29 (libdyld.dylib+0x000000005254) Previous read of size 4 at 0x000105bbd864 by thread T7: #0 Dispatch dispatch.c:434 (X11.bin+0x000100352fc8) #1 dix_main main.c:287 (X11.bin+0x00010036e874) #2 server_thread quartzStartup.c:66 (X11.bin+0x000100039e23) Location is global 'miEventQueue' at 0x000105bbd860 (X11.bin+0x0001005ab864) Mutex M1945 (0x000105bbdd78) created at: #0 pthread_mutex_init <null>:144 (libclang_rt.tsan_osx_dynamic.dylib+0x0000000253c3) #1 input_lock inputthread.c:103 (X11.bin+0x00010049fd10) #2 TimerSet WaitFor.c:348 (X11.bin+0x0001004926c2) #3 RootlessQueueRedisplay rootlessScreen.c:594 (X11.bin+0x000100065d3f) #4 RootlessInstallColormap rootlessScreen.c:514 (X11.bin+0x000100069eda) #5 miSpriteInstallColormap misprite.c:562 (X11.bin+0x000100467075) #6 miCreateDefColormap micmap.c:270 (X11.bin+0x000100440379) #7 DarwinScreenInit darwin.c:285 (X11.bin+0x00010003036b) #8 AddScreen dispatch.c:3914 (X11.bin+0x00010036c3f7) #9 InitOutput darwin.c:671 (X11.bin+0x00010002fd9b) #10 dix_main main.c:197 (X11.bin+0x00010036e208) #11 server_thread quartzStartup.c:66 (X11.bin+0x000100039e23) Thread T7 (tid=4257217, running) created by main thread at: #0 pthread_create <null>:144 (libclang_rt.tsan_osx_dynamic.dylib+0x000000024490) #1 create_thread quartzStartup.c:78 (X11.bin+0x000100039d6d) #2 QuartzInitServer quartzStartup.c:95 (X11.bin+0x000100039bd6) #3 X11ApplicationMain X11Application.m:1238 (X11.bin+0x00010001cd94) #4 X11ControllerMain X11Controller.m:984 (X11.bin+0x00010002a5f2) #5 server_main quartzStartup.c:136 (X11.bin+0x000100039ffb) #6 do_start_x11_server bundle-main.c:436 (X11.bin+0x000100002e65) #7 _Xstart_x11_server mach_startupServer.c:189 (X11.bin+0x000100004e49) #8 mach_startup_server mach_startupServer.c:399 (X11.bin+0x0001000056e4) #9 mach_msg_server mach_msg.c:563 (libsystem_kernel.dylib+0x000000012186) #10 start <null>:29 (libdyld.dylib+0x000000005254) SUMMARY: ThreadSanitizer: data race mieq.c:263 in mieqEnqueue ================== Signed-off-by: Jeremy Huddleston Sequoia <jeremyhu@apple.com> Reviewed-by: Keith Packard <keithp@keithp.com>
2016-09-21dix: Make InitCoreDevices() failures more verbose.Jeremy Huddleston Sequoia1-11/+26
Signed-off-by: Jeremy Huddleston Sequoia <jeremyhu@apple.com> Reviewed-by: Peter Hutterer <peter.hutterer@who-t.net> Signed-off-by: Peter Hutterer <peter.hutterer@who-t.net>
2016-09-19dix: Incroduce CursorConfinedTo vfunc in ScreenJonas Ådahl1-0/+5
This function will be called when a pointer is grabbed non-root window set as the 'confineTo'. This will enable the ddx to handle the confinement their own way. Signed-off-by: Jonas Ådahl <jadahl@gmail.com> Reviewed-by: Peter Hutterer <peter.hutterer@who-t.net> Signed-off-by: Keith Packard <keithp@keithp.com>
2016-09-19dix: Introduce CursorWarpedTo vfunc in ScreenJonas Ådahl1-0/+3
This new vfunc will be called, if set, after a client has issued a WarpPointer request. This is necessary for implementing pointer warp emulation in Xwayland. Signed-off-by: Jonas Ådahl <jadahl@gmail.com> Reviewed-by: Peter Hutterer <peter.hutterer@who-t.net> Signed-off-by: Keith Packard <keithp@keithp.com>
2016-09-15dix/dispatch: Fix SmartScheduleClient interval adjustment to use best rather ↵Jeremy Huddleston Sequoia1-1/+1
than pClient pClient does not contain a live value after the transition to lists https://bugs.freedesktop.org/show_bug.cgi?id=97765 Application Specific Information: X.Org X Server 1.18.99.1 Build Date: 20160910 ================================================================= ==16921==ERROR: AddressSanitizer: global-buffer-overflow on address 0x000108ce3834 at pc 0x000108880766 bp 0x7000045f76c0 sp 0x7000045f76b8 READ of size 4 at 0x000108ce3834 thread T6 #0 0x108880765 in SmartScheduleClient dispatch.c:365 #1 0x10887ecc5 in Dispatch dispatch.c:422 #2 0x1088c05f1 in dix_main main.c:301 #3 0x1082aabba in server_thread quartzStartup.c:66 #4 0x7fffc5f16aaa in _pthread_body (libsystem_pthread.dylib+0x3aaa) #5 0x7fffc5f169f6 in _pthread_start (libsystem_pthread.dylib+0x39f6) #6 0x7fffc5f161fc in thread_start (libsystem_pthread.dylib+0x31fc) Regressed-in: 8f1edf4bd3a1f050ce9eeb5eac45dd1a8f7a6d5e Signed-off-by: Jeremy Huddleston Sequoia <jeremyhu@apple.com> Reviewed-by: Keith Packard <keithp@keithp.com> Signed-off-by: Keith Packard <keithp@keithp.com>
2016-09-15Hold input lock for deviceProcKeith Packard1-3/+19
This ensures that the deviceProc is never called while the input thread is processing data from the device. Signed-off-by: Keith Packard <keithp@keithp.com> Reviewed-by: Peter Hutterer <peter.hutterer@who-t.net> Signed-off-by: Peter Hutterer <peter.hutterer@who-t.net>
2016-09-13xf86Cursor: Add hw cursor support for primeDave Airlie1-0/+10
Currently with PRIME if we detect a secondary GPU, we switch to using SW cursors, this isn't optimal, esp for the intel/nvidia combinations, we have no choice for the USB offload devices. This patch checks on each slave screen if hw cursors are enabled, and also calls set cursor and move cursor on all screens. Cc: Aaron Plattner <aplattner@nvidia.com> Signed-off-by: Dave Airlie <airlied@redhat.com> Signed-off-by: Hans de Goede <hdegoede@redhat.com> Reviewed-by: Michel Dänzer <michel.daenzer@amd.com> Reviewed-by: Keith Packard <keithp@keithp.com>
2016-09-13dix: Add dixPrivatesCreated helper functionDave Airlie1-0/+9
This is a preparation patch for adding prime hw-cursor support. Signed-off-by: Dave Airlie <airlied@redhat.com> Signed-off-by: Hans de Goede <hdegoede@redhat.com> Reviewed-by: Keith Packard <keithp@keithp.com> Reviewed-by: Michel Dänzer <michel.daenzer@amd.com>
2016-09-02xi2: fix FocusIn grabsMichael Thayer1-2/+2
Fix a couple of copy-and-paste errors preventing FocusIn grabs from working. Perhaps the extension version should be bumped though to distinguish between working and non-working extension versions. Signed-off-by: Michael Thayer <michael.thayer@oracle.com> Reviewed-by: Peter Hutterer <peter.hutterer@who-t.net>
2016-08-15dix: Avoid writing uninitialized bytes in deliverPropertyNotifyEventKeith Packard1-4/+6
Make sure the whole event is initialized, instead of leaving the pad bytes unset. Signed-off-by: Keith Packard <keithp@keithp.com> Reviewed-by: Hans de Goede <hdegoede@redhat.com>
2016-07-21os: Switch server to poll(2) [v3]Keith Packard1-0/+4
Eliminates all of the fd_set mangling in the server main thread v2: Listen for POLLOUT while writes are blocked. v3: Only mark client not ready on EAGAIN return from read Signed-off-by: Keith Packard <keithp@keithp.com> Reviewed-by: Adam Jackson <ajax@redhat.com>
2016-07-21dix: Use list for ready clientsKeith Packard1-33/+80
This converts the dispatch loop into using a list of ready clients instead of an array. This changes the WaitForSomething API so that it notifies DIX when a client becomes ready to read, instead of returning the set of ready clients. Signed-off-by: Keith Packard <keithp@keithp.com> Reviewed-by: Adam Jackson <ajax@redhat.com>
2016-07-18dix: Intermediate GrabServer state 'GrabKickout' not neededKeith Packard1-7/+1
The intermediate grabState, "GrabKickout", was used to trigger dispatch into going back to WaitForSomething after doing a GrabServer so that the set of ready clients would be recomputed to match what the server should be processing. As we only process one client per WaitForSomething call, we will always hit WaitForSomething after finishing the current client, and so don't need any special case here. Signed-off-by: Keith Packard <keithp@keithp.com> Reviewed-by: Adam Jackson <ajax@redhat.com>
2016-07-18dix/os: Merge priority computation into SmartScheduleClientKeith Packard1-10/+12
Instead of having scheduling done in two places (one in WaitForSomething, and the other in SmartScheduleClient), just stick all of the scheduling in SmartScheduleClient. Signed-off-by: Keith Packard <keithp@keithp.com> Reviewed-by: Adam Jackson <ajax@redhat.com>
2016-07-18Remove fd_set from Block/Wakeup handler APIKeith Packard2-14/+13
This removes the last uses of fd_set from the server interfaces outside of the OS layer itself. Signed-off-by: Keith Packard <keithp@keithp.com> Reviewed-by: Adam Jackson <ajax@redhat.com>
2016-07-18Remove readmask from screen block/wakeup handlerKeith Packard1-12/+6
With no users of the interface needing the readmask anymore, we can remove it from the argument passed to these functions. Signed-off-by: Keith Packard <keithp@keithp.com> Reviewed-by: Adam Jackson <ajax@redhat.com>
2016-07-18dix: Switch to the libXfont2 API (v2)Keith Packard3-134/+197
This new libXfont API eliminates exposing internal X server symbols to the font library, replacing those with a struct full of the entire API needed to use that library. v2: Use libXfont2 instead of libXfont_2 Signed-off-by: Keith Packard <keithp@keithp.com> Reviewed-by: Adam Jackson <ajax@redhat.com>