ADHOC/replicant-frameworks_native
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screenshots could stop working after camera was used

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once a secure window is put on screen the display
would retain its "secure" flag forever, preventing
screenshots from being taken.

Bug: 6933967
Change-Id: I5be8355145ca7d580d84552311642f8fa912fe6a
This commit is contained in:
Mathias Agopian 2012-08-10 15:22:19 -07:00
parent 748f3df66f
commit ef7b9c7eac
2 changed files with 7 additions and 3 deletions
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1
services/surfaceflinger/DisplayDevice.cpp
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@ -244,6 +244,7 @@ void DisplayDevice::makeCurrent(const sp<const DisplayDevice>& hw, EGLContext ct
void DisplayDevice::setVisibleLayersSortedByZ(const Vector< sp<LayerBase> >& layers) {
mVisibleLayersSortedByZ = layers;
mSecureLayerVisible = false;
size_t count = layers.size();
for (size_t i=0 ; i<count ; i++) {
if (layers[i]->isSecure()) {

3
services/surfaceflinger/SurfaceFlinger.cpp
View File

@ -2095,6 +2095,7 @@ status_t SurfaceFlinger::captureScreenImplLocked(DisplayID dpy,
// only one display supported for now
if (CC_UNLIKELY(uint32_t(dpy) >= DISPLAY_COUNT)) {
ALOGE("invalid display %d", dpy);
return BAD_VALUE;
}
@ -2109,10 +2110,12 @@ status_t SurfaceFlinger::captureScreenImplLocked(DisplayID dpy,
// if we have secure windows on this display, never allow the screen capture
if (hw->getSecureLayerVisible()) {
ALOGW("FB is protected: PERMISSION_DENIED");
return PERMISSION_DENIED;
}
if ((sw > hw_w) || (sh > hw_h)) {
ALOGE("size mismatch (%d, %d) > (%d, %d)", sw, sh, hw_w, hw_h);
return BAD_VALUE;
}