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Add -resizeable option to Xephyr (#962572)

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Fix crash on 24bpp host server (#518960)
This commit is contained in:
Peter Hutterer 2013-05-14 08:45:17 +10:00
parent 3db0aea59f
commit be419c191b
3 changed files with 213 additions and 1 deletions
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124
0001-ephyr-Add-resizeable-option.patch Normal file
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@ -0,0 +1,124 @@
From 3aac7a59dc6ef2d8bbf46ba5d37acdf6013e9450 Mon Sep 17 00:00:00 2001
From: Daniel Martin <daniel.martin@secunet.com>
Date: Tue, 11 Dec 2012 17:23:55 +0100
Subject: [PATCH] ephyr: Add -resizeable option
With this option passed, ephyr windows can be resized like normal
windows on the fly, without the need of an explicit parent window.
Signed-off-by: Daniel Martin <daniel.martin@secunet.com>
Reviewed-by: Peter Hutterer <peter.hutterer@who-t.net>
Signed-off-by: Peter Hutterer <peter.hutterer@who-t.net>
---
hw/kdrive/ephyr/ephyr.c | 1 +
hw/kdrive/ephyr/ephyrinit.c | 6 ++++++
hw/kdrive/ephyr/hostx.c | 34 ++++++++++++++++++++++------------
3 files changed, 29 insertions(+), 12 deletions(-)
diff --git a/hw/kdrive/ephyr/ephyr.c b/hw/kdrive/ephyr/ephyr.c
index e6520d0..f32e432 100644
--- a/hw/kdrive/ephyr/ephyr.c
+++ b/hw/kdrive/ephyr/ephyr.c
@@ -56,6 +56,7 @@ typedef struct _EphyrInputPrivate {
} EphyrKbdPrivate, EphyrPointerPrivate;
Bool EphyrWantGrayScale = 0;
+Bool EphyrWantResize = 0;
Bool
ephyrInitialize(KdCardInfo * card, EphyrPriv * priv)
diff --git a/hw/kdrive/ephyr/ephyrinit.c b/hw/kdrive/ephyr/ephyrinit.c
index 5e2eb67..adacac9 100644
--- a/hw/kdrive/ephyr/ephyrinit.c
+++ b/hw/kdrive/ephyr/ephyrinit.c
@@ -31,6 +31,7 @@
extern Window EphyrPreExistingHostWin;
extern Bool EphyrWantGrayScale;
+extern Bool EphyrWantResize;
extern Bool kdHasPointer;
extern Bool kdHasKbd;
@@ -116,6 +117,7 @@ ddxUseMsg(void)
ErrorF("-host-cursor Re-use exisiting X host server cursor\n");
ErrorF("-fullscreen Attempt to run Xephyr fullscreen\n");
ErrorF("-grayscale Simulate 8bit grayscale\n");
+ ErrorF("-resizeable Make Xephyr windows resizeable\n");
ErrorF
("-fakexa Simulate acceleration using software rendering\n");
ErrorF("-verbosity <level> Set log verbosity level\n");
@@ -210,6 +212,10 @@ ddxProcessArgument(int argc, char **argv, int i)
EphyrWantGrayScale = 1;
return 1;
}
+ else if (!strcmp(argv[i], "-resizeable")) {
+ EphyrWantResize = 1;
+ return 1;
+ }
else if (!strcmp(argv[i], "-fakexa")) {
ephyrFuncs.initAccel = ephyrDrawInit;
ephyrFuncs.enableAccel = ephyrDrawEnable;
diff --git a/hw/kdrive/ephyr/hostx.c b/hw/kdrive/ephyr/hostx.c
index aed0285..c8642cb 100644
--- a/hw/kdrive/ephyr/hostx.c
+++ b/hw/kdrive/ephyr/hostx.c
@@ -117,6 +117,8 @@ extern EphyrKeySyms ephyrKeySyms;
extern int monitorResolution;
+extern Bool EphyrWantResize;
+
char *ephyrResName = NULL;
int ephyrResNameFromCmd = 0;
char *ephyrTitle = NULL;
@@ -697,7 +699,7 @@ hostx_screen_init(EphyrScreenInfo screen,
XResizeWindow(HostX.dpy, host_screen->win, width, height);
/* Ask the WM to keep our size static */
- if (host_screen->win_pre_existing == None) {
+ if (host_screen->win_pre_existing == None && !EphyrWantResize) {
size_hints = XAllocSizeHints();
size_hints->max_width = size_hints->min_width = width;
size_hints->max_height = size_hints->min_height = height;
@@ -1012,19 +1014,27 @@ hostx_get_event(EphyrHostXEvent * ev)
case ConfigureNotify:
{
- struct EphyrHostScreen *host_screen =
- host_screen_from_window(xev.xconfigure.window);
-
- if (host_screen && host_screen->win_pre_existing != None) {
- ev->type = EPHYR_EV_CONFIGURE;
- ev->data.configure.width = xev.xconfigure.width;
- ev->data.configure.height = xev.xconfigure.height;
- ev->data.configure.window = xev.xconfigure.window;
- ev->data.configure.screen = host_screen->mynum;
- return 1;
+ struct EphyrHostScreen *host_screen;
+
+ /* event compression as for Expose events, cause
+ * we don't want to resize the framebuffer for
+ * every single change */
+ while (XCheckTypedWindowEvent(HostX.dpy, xev.xconfigure.window,
+ ConfigureNotify, &xev));
+ host_screen = host_screen_from_window(xev.xconfigure.window);
+
+ if (!host_screen ||
+ (host_screen->win_pre_existing == None && !EphyrWantResize)) {
+ return 0;
}
- return 0;
+ ev->type = EPHYR_EV_CONFIGURE;
+ ev->data.configure.width = xev.xconfigure.width;
+ ev->data.configure.height = xev.xconfigure.height;
+ ev->data.configure.window = xev.xconfigure.window;
+ ev->data.configure.screen = host_screen->mynum;
+
+ return 1;
}
default:
break;
--
1.8.1.4

78
0001-ephyr-Fix-crash-on-24bpp-host-framebuffer.patch Normal file
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@ -0,0 +1,78 @@
From bd58ebe4cf3b0ce60f87fb26a3715f774dabd349 Mon Sep 17 00:00:00 2001
From: Daniel Martin <consume.noise@gmail.com>
Date: Thu, 20 Dec 2012 13:50:17 +0100
Subject: [PATCH] ephyr: Fix crash on 24bpp host framebuffer
Use bytes_per_line and bits_per_pixel from the created XImage to fix
https://bugzilla.redhat.com/show_bug.cgi?id=518960
Signed-off-by: Daniel Martin <consume.noise@gmail.com>
Reviewed-by: Peter Hutterer <peter.hutterer@who-t.net>
Signed-off-by: Peter Hutterer <peter.hutterer@who-t.net>
---
hw/kdrive/ephyr/ephyr.c | 6 ++----
hw/kdrive/ephyr/hostx.c | 6 +++++-
hw/kdrive/ephyr/hostx.h | 3 ++-
3 files changed, 9 insertions(+), 6 deletions(-)
diff --git a/hw/kdrive/ephyr/ephyr.c b/hw/kdrive/ephyr/ephyr.c
index f32e432..02d4970 100644
--- a/hw/kdrive/ephyr/ephyr.c
+++ b/hw/kdrive/ephyr/ephyr.c
@@ -238,13 +238,11 @@ ephyrMapFramebuffer(KdScreenInfo * screen)
KdComputePointerMatrix(&m, ephyrRandr, screen->width, screen->height);
KdSetPointerMatrix(&m);
- priv->bytes_per_line =
- ((screen->width * screen->fb.bitsPerPixel + 31) >> 5) << 2;
-
buffer_height = ephyrBufferHeight(screen);
priv->base =
- hostx_screen_init(screen, screen->width, screen->height, buffer_height);
+ hostx_screen_init(screen, screen->width, screen->height, buffer_height,
+ &priv->bytes_per_line, &screen->fb.bitsPerPixel);
if ((scrpriv->randr & RR_Rotate_0) && !(scrpriv->randr & RR_Reflect_All)) {
scrpriv->shadow = FALSE;
diff --git a/hw/kdrive/ephyr/hostx.c b/hw/kdrive/ephyr/hostx.c
index c8642cb..f2b458d 100644
--- a/hw/kdrive/ephyr/hostx.c
+++ b/hw/kdrive/ephyr/hostx.c
@@ -619,7 +619,8 @@ hostx_set_cmap_entry(unsigned char idx,
*/
void *
hostx_screen_init(EphyrScreenInfo screen,
- int width, int height, int buffer_height)
+ int width, int height, int buffer_height,
+ int *bytes_per_line, int *bits_per_pixel)
{
int bitmap_pad;
Bool shm_success = False;
@@ -696,6 +697,9 @@ hostx_screen_init(EphyrScreenInfo screen,
malloc(host_screen->ximg->bytes_per_line * buffer_height);
}
+ *bytes_per_line = host_screen->ximg->bytes_per_line;
+ *bits_per_pixel = host_screen->ximg->bits_per_pixel;
+
XResizeWindow(HostX.dpy, host_screen->win, width, height);
/* Ask the WM to keep our size static */
diff --git a/hw/kdrive/ephyr/hostx.h b/hw/kdrive/ephyr/hostx.h
index 31c4053..38b7b37 100644
--- a/hw/kdrive/ephyr/hostx.h
+++ b/hw/kdrive/ephyr/hostx.h
@@ -193,7 +193,8 @@ hostx_set_cmap_entry(unsigned char idx,
unsigned char r, unsigned char g, unsigned char b);
void *hostx_screen_init(EphyrScreenInfo screen,
- int width, int height, int buffer_height);
+ int width, int height, int buffer_height,
+ int *bytes_per_line, int *bits_per_pixel);
void
--
1.8.1.4

12
xorg-x11-server.spec
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@ -42,7 +42,7 @@
Summary: X.Org X11 X server
Name: xorg-x11-server
Version: 1.14.1
Release: 1%{?gitdate:.%{gitdate}}%{dist}
Release: 2%{?gitdate:.%{gitdate}}%{dist}
URL: http://www.x.org
License: MIT
Group: User Interface/X
@ -109,6 +109,12 @@ Patch7052: 0001-xf86-return-NULL-for-compat-output-if-no-outputs.patch
# mustard: make the default queue length bigger to calm abrt down
Patch7064: 0001-mieq-Bump-default-queue-size-to-512.patch
# Bug 962572 - X-sandboxes are not resizeable
# enabled by default until sandbox -X uses the option
Patch7065: 0001-ephyr-Add-resizeable-option.patch
# Bug 518960 - Xephyr crashes in 24bpp
Patch7067: 0001-ephyr-Fix-crash-on-24bpp-host-framebuffer.patch
# upstream in -next for 1.15, e21e183059df5975e7086850d1931edb2c1bbd06
%if !0%{?rhel}
Patch7071: 0001-os-use-libunwind-to-generate-backtraces.patch
@ -586,6 +592,10 @@ rm -rf $RPM_BUILD_ROOT
%{xserver_source_dir}
%changelog
* Tue May 14 2013 Peter Hutterer <peter.hutterer@redhat.com> 1.14.1-2
- Add -resizeable option to Xephyr, enable by default (#962572)
- Fix crash on 24bpp host server (#518960)
* Mon May 06 2013 Dave Airlie <airlied@redhat.com> 1.14.1-1
- upstream rebase
- reorganise the randr/gpu screen patches + backports