blob: 355b28527e3b93ae764334d0fd1f3ea44397d295 [file] [log] [blame]
// Copyright 2017 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "content/app/android/content_child_process_service_delegate.h"
#include <android/native_window_jni.h>
#include <cpu-features.h>
#include "base/android/jni_array.h"
#include "base/android/library_loader/library_loader_hooks.h"
#include "base/android/memory_pressure_listener_android.h"
#include "base/android/unguessable_token_android.h"
#include "base/lazy_instance.h"
#include "base/logging.h"
#include "base/macros.h"
#include "base/unguessable_token.h"
#include "content/child/child_thread_impl.h"
#include "content/public/common/content_descriptors.h"
#include "content/public/common/content_switches.h"
#include "gpu/ipc/common/android/scoped_surface_request_conduit.h"
#include "gpu/ipc/common/gpu_surface_lookup.h"
#include "jni/ContentChildProcessServiceDelegate_jni.h"
#include "services/service_manager/embedder/shared_file_util.h"
#include "services/service_manager/embedder/switches.h"
#include "ui/gl/android/scoped_java_surface.h"
#include "ui/gl/android/surface_texture.h"
using base::android::AttachCurrentThread;
using base::android::JavaParamRef;
namespace content {
namespace {
// TODO(sievers): Use two different implementations of this depending on if
// we're in a renderer or gpu process.
class ChildProcessSurfaceManager : public gpu::ScopedSurfaceRequestConduit,
public gpu::GpuSurfaceLookup {
public:
ChildProcessSurfaceManager() {}
~ChildProcessSurfaceManager() override {}
// |service impl| is the instance of
// org.chromium.content.app.ChildProcessServiceImpl.
void SetServiceImpl(const base::android::JavaRef<jobject>& service_impl) {
service_impl_.Reset(service_impl);
}
// Overriden from ScopedSurfaceRequestConduit:
void ForwardSurfaceTextureForSurfaceRequest(
const base::UnguessableToken& request_token,
const gl::SurfaceTexture* surface_texture) override {
JNIEnv* env = base::android::AttachCurrentThread();
content::
Java_ContentChildProcessServiceDelegate_forwardSurfaceTextureForSurfaceRequest(
env, service_impl_,
base::android::UnguessableTokenAndroid::Create(env, request_token),
surface_texture->j_surface_texture());
}
// Overridden from GpuSurfaceLookup:
gfx::AcceleratedWidget AcquireNativeWidget(int surface_id) override {
JNIEnv* env = base::android::AttachCurrentThread();
gl::ScopedJavaSurface surface(
content::Java_ContentChildProcessServiceDelegate_getViewSurface(
env, service_impl_, surface_id));
if (surface.j_surface().is_null())
return NULL;
// Note: This ensures that any local references used by
// ANativeWindow_fromSurface are released immediately. This is needed as a
// workaround for https://code.google.com/p/android/issues/detail?id=68174
base::android::ScopedJavaLocalFrame scoped_local_reference_frame(env);
ANativeWindow* native_window =
ANativeWindow_fromSurface(env, surface.j_surface().obj());
return native_window;
}
// Overridden from GpuSurfaceLookup:
gl::ScopedJavaSurface AcquireJavaSurface(int surface_id) override {
JNIEnv* env = base::android::AttachCurrentThread();
return gl::ScopedJavaSurface(
content::Java_ContentChildProcessServiceDelegate_getViewSurface(
env, service_impl_, surface_id));
}
private:
friend struct base::LazyInstanceTraitsBase<ChildProcessSurfaceManager>;
// The instance of org.chromium.content.app.ChildProcessServiceImpl.
base::android::ScopedJavaGlobalRef<jobject> service_impl_;
DISALLOW_COPY_AND_ASSIGN(ChildProcessSurfaceManager);
};
base::LazyInstance<ChildProcessSurfaceManager>::Leaky
g_child_process_surface_manager = LAZY_INSTANCE_INITIALIZER;
// Chrome actually uses the renderer code path for all of its child
// processes such as renderers, plugins, etc.
void InternalInitChildProcess(JNIEnv* env,
const JavaParamRef<jobject>& service_impl,
jint cpu_count,
jlong cpu_features) {
// Set the CPU properties.
android_setCpu(cpu_count, cpu_features);
g_child_process_surface_manager.Get().SetServiceImpl(service_impl);
gpu::GpuSurfaceLookup::InitInstance(
g_child_process_surface_manager.Pointer());
gpu::ScopedSurfaceRequestConduit::SetInstance(
g_child_process_surface_manager.Pointer());
base::android::MemoryPressureListenerAndroid::RegisterSystemCallback(env);
}
} // namespace
void InitChildProcess(JNIEnv* env,
const JavaParamRef<jobject>& obj,
jint cpu_count,
jlong cpu_features) {
InternalInitChildProcess(env, obj, cpu_count, cpu_features);
}
void ShutdownMainThread(JNIEnv* env, const JavaParamRef<jobject>& obj) {
ChildThreadImpl::ShutdownThread();
}
void RetrieveFileDescriptorsIdsToKeys(JNIEnv* env,
const JavaParamRef<jobject>& obj) {
std::map<int, std::string> ids_to_keys;
std::string file_switch_value =
base::CommandLine::ForCurrentProcess()->GetSwitchValueASCII(
service_manager::switches::kSharedFiles);
std::vector<int> ids;
std::vector<std::string> keys;
if (!file_switch_value.empty()) {
base::Optional<std::map<int, std::string>> ids_to_keys_from_command_line =
service_manager::ParseSharedFileSwitchValue(file_switch_value);
if (ids_to_keys_from_command_line) {
for (auto iter : *ids_to_keys_from_command_line) {
ids.push_back(iter.first);
keys.push_back(iter.second);
}
}
}
Java_ContentChildProcessServiceDelegate_setFileDescriptorsIdsToKeys(
env, obj, base::android::ToJavaIntArray(env, ids),
base::android::ToJavaArrayOfStrings(env, keys));
}
bool RegisterContentChildProcessServiceDelegate(JNIEnv* env) {
return RegisterNativesImpl(env);
}
} // namespace content