Initial work

external/android-emugl/host/libs/libOpenglRender/RenderThread.h

@@ -0,0 +1,58 @@
+/*
+* Copyright (C) 2011 The Android Open Source Project
+*
+* Licensed under the Apache License, Version 2.0 (the "License");
+* you may not use this file except in compliance with the License.
+* You may obtain a copy of the License at
+*
+* http://www.apache.org/licenses/LICENSE-2.0
+*
+* Unless required by applicable law or agreed to in writing, software
+* distributed under the License is distributed on an "AS IS" BASIS,
+* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+* See the License for the specific language governing permissions and
+* limitations under the License.
+*/
+#ifndef _LIB_OPENGL_RENDER_RENDER_THREAD_H
+#define _LIB_OPENGL_RENDER_RENDER_THREAD_H
+
+#include "IOStream.h"
+
+#include "emugl/common/mutex.h"
+#include "emugl/common/thread.h"
+
+// A class used to model a thread of the RenderServer. Each one of them
+// handles a single guest client / protocol byte stream.
+class RenderThread : public emugl::Thread {
+public:
+    // Create a new RenderThread instance.
+    // |stream| is an input stream that will be read from the thread,
+    // and deleted by it when it exits.
+    // |mutex| is a pointer to a shared mutex used to serialize
+    // decoding operations between all threads.
+    // TODO(digit): Why is this needed here? Shouldn't this be handled
+    //              by the decoders themselves or at a lower-level?
+    static RenderThread* create(IOStream* stream, emugl::Mutex* mutex);
+
+    // Destructor.
+    virtual ~RenderThread();
+
+    // Returns true iff the thread has finished.
+    // Note that this also means that the thread's stack has been
+    bool isFinished() { return tryWait(NULL); }
+
+    // Force a thread to stop.
+    void forceStop();
+
+private:
+    RenderThread();  // No default constructor
+
+    RenderThread(IOStream* stream, emugl::Mutex* mutex);
+
+    virtual intptr_t main();
+
+    emugl::Mutex* m_lock;
+    IOStream* m_stream;
+};
+
+#endif