openpilot v0.6 release

phonelibs/android_frameworks_native/include/binder/MemoryDealer.h

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+/*
+ * Copyright (C) 2007 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 ANDROID_MEMORY_DEALER_H
+#define ANDROID_MEMORY_DEALER_H
+
+
+#include <stdint.h>
+#include <sys/types.h>
+
+#include <binder/IMemory.h>
+#include <binder/MemoryHeapBase.h>
+
+namespace android {
+// ----------------------------------------------------------------------------
+
+class SimpleBestFitAllocator;
+
+// ----------------------------------------------------------------------------
+
+class MemoryDealer : public RefBase
+{
+public:
+    MemoryDealer(size_t size, const char* name = 0,
+            uint32_t flags = 0 /* or bits such as MemoryHeapBase::READ_ONLY */ );
+
+    virtual sp<IMemory> allocate(size_t size);
+    virtual void        deallocate(size_t offset);
+    virtual void        dump(const char* what) const;
+
+    sp<IMemoryHeap> getMemoryHeap() const { return heap(); }
+
+protected:
+    virtual ~MemoryDealer();
+
+private:
+    const sp<IMemoryHeap>&      heap() const;
+    SimpleBestFitAllocator*     allocator() const;
+
+    sp<IMemoryHeap>             mHeap;
+    SimpleBestFitAllocator*     mAllocator;
+};
+
+
+// ----------------------------------------------------------------------------
+}; // namespace android
+
+#endif // ANDROID_MEMORY_DEALER_H