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am 0638a4fa: Merge "libgui/SF: Propagate SECURE Layer flag changes" into mnc-dev 

* commit '0638a4fac7250e260c0102c770090cb7eefca936':
  libgui/SF: Propagate SECURE Layer flag changes
This commit is contained in:
Dan Stoza 2015-06-23 18:07:31 +00:00 committed by Android Git Automerger
parent 7d3ad69530 0638a4fac7
commit c8c0992ace
5 changed files with 16 additions and 14 deletions
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4
include/private/gui/LayerState.h
View File

@ -39,6 +39,7 @@ struct layer_state_t {
enum {
eLayerHidden = 0x01, // SURFACE_HIDDEN in SurfaceControl.java
eLayerOpaque = 0x02, // SURFACE_OPAQUE
eLayerSecure = 0x80, // SECURE
};
enum {
@ -48,10 +49,9 @@ struct layer_state_t {
eAlphaChanged = 0x00000008,
eMatrixChanged = 0x00000010,
eTransparentRegionChanged = 0x00000020,
eVisibilityChanged = 0x00000040,
eFlagsChanged = 0x00000040,
eLayerStackChanged = 0x00000080,
eCropChanged = 0x00000100,
eOpacityChanged = 0x00000200,
};
layer_state_t()

9
libs/gui/SurfaceComposerClient.cpp
View File

@ -310,11 +310,10 @@ status_t Composer::setFlags(const sp<SurfaceComposerClient>& client,
layer_state_t* s = getLayerStateLocked(client, id);
if (!s)
return BAD_INDEX;
if (mask & layer_state_t::eLayerOpaque) {
s->what |= layer_state_t::eOpacityChanged;
}
if (mask & layer_state_t::eLayerHidden) {
s->what |= layer_state_t::eVisibilityChanged;
if (mask & layer_state_t::eLayerOpaque ||
mask & layer_state_t::eLayerHidden ||
mask & layer_state_t::eLayerSecure) {
s->what |= layer_state_t::eFlagsChanged;
}
s->flags &= ~mask;
s->flags |= (flags & mask);

10
services/surfaceflinger/Layer.cpp
View File

@ -76,7 +76,6 @@ Layer::Layer(SurfaceFlinger* flinger, const sp<Client>& client,
mFiltering(false),
mNeedsFiltering(false),
mMesh(Mesh::TRIANGLE_FAN, 4, 2, 2),
mSecure(false),
mProtectedByApp(false),
mHasSurface(false),
mClientRef(client),
@ -96,6 +95,8 @@ Layer::Layer(SurfaceFlinger* flinger, const sp<Client>& client,
layerFlags |= layer_state_t::eLayerHidden;
if (flags & ISurfaceComposerClient::eOpaque)
layerFlags |= layer_state_t::eLayerOpaque;
if (flags & ISurfaceComposerClient::eSecure)
layerFlags |= layer_state_t::eLayerSecure;
if (flags & ISurfaceComposerClient::eNonPremultiplied)
mPremultipliedAlpha = false;
@ -256,7 +257,6 @@ status_t Layer::setBuffers( uint32_t w, uint32_t h,
mFormat = format;
mPotentialCursor = (flags & ISurfaceComposerClient::eCursorWindow) ? true : false;
mSecure = (flags & ISurfaceComposerClient::eSecure) ? true : false;
mProtectedByApp = (flags & ISurfaceComposerClient::eProtectedByApp) ? true : false;
mCurrentOpacity = getOpacityForFormat(format);
@ -858,6 +858,12 @@ bool Layer::isOpaque(const Layer::State& s) const
return ((s.flags & layer_state_t::eLayerOpaque) != 0) || mCurrentOpacity;
}
bool Layer::isSecure() const
{
const Layer::State& s(mDrawingState);
return (s.flags & layer_state_t::eLayerSecure);
}
bool Layer::isProtected() const
{
const sp<GraphicBuffer>& activeBuffer(mActiveBuffer);

3
services/surfaceflinger/Layer.h
View File

@ -174,7 +174,7 @@ public:
* isSecure - true if this surface is secure, that is if it prevents
* screenshots or VNC servers.
*/
virtual bool isSecure() const { return mSecure; }
virtual bool isSecure() const;
/*
* isProtected - true if the layer may contain protected content in the
@ -402,7 +402,6 @@ private:
mutable Texture mTexture;
// page-flip thread (currently main thread)
bool mSecure; // no screenshots
bool mProtectedByApp; // application requires protected path to external sink
// protected by mLock

4
services/surfaceflinger/SurfaceFlinger.cpp
View File

@ -2235,9 +2235,7 @@ uint32_t SurfaceFlinger::setClientStateLocked(
if (layer->setTransparentRegionHint(s.transparentRegion))
flags |= eTraversalNeeded;
}
if ((what & layer_state_t::eVisibilityChanged) ||
(what & layer_state_t::eOpacityChanged)) {
// TODO: should we just use an eFlagsChanged for this?
if (what & layer_state_t::eFlagsChanged) {
if (layer->setFlags(s.flags, s.mask))
flags |= eTraversalNeeded;
}