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authorMathias Agopian <mathias@google.com>2009-05-19 19:08:10 -0700
committerMathias Agopian <mathias@google.com>2009-05-20 12:55:03 -0700
commit0795272aa226f4e965968a03daddc53ce30b7cda (patch)
tree6b4e8ba5e57c5dcf2dd770c24e14c43eda42fdd7 /include/binder/IMemory.h
parent25ba5b6564224dceefa086b5c439ef28dad530ca (diff)
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move libbinder's header files under includes/binder
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diff --git a/include/binder/IMemory.h b/include/binder/IMemory.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_IMEMORY_H
+#define ANDROID_IMEMORY_H
+
+#include <stdint.h>
+#include <sys/types.h>
+#include <sys/mman.h>
+
+#include <utils/RefBase.h>
+#include <utils/Errors.h>
+#include <binder/IInterface.h>
+
+namespace android {
+
+// ----------------------------------------------------------------------------
+
+class IMemoryHeap : public IInterface
+{
+public:
+ DECLARE_META_INTERFACE(MemoryHeap);
+
+ // flags returned by getFlags()
+ enum {
+ READ_ONLY = 0x00000001,
+ MAP_ONCE = 0x00000002
+ };
+
+ virtual int getHeapID() const = 0;
+ virtual void* getBase() const = 0;
+ virtual size_t getSize() const = 0;
+ virtual uint32_t getFlags() const = 0;
+
+ // these are there just for backward source compatibility
+ int32_t heapID() const { return getHeapID(); }
+ void* base() const { return getBase(); }
+ size_t virtualSize() const { return getSize(); }
+};
+
+class BnMemoryHeap : public BnInterface<IMemoryHeap>
+{
+public:
+ virtual status_t onTransact(
+ uint32_t code,
+ const Parcel& data,
+ Parcel* reply,
+ uint32_t flags = 0);
+};
+
+// ----------------------------------------------------------------------------
+
+class IMemory : public IInterface
+{
+public:
+ DECLARE_META_INTERFACE(Memory);
+
+ virtual sp<IMemoryHeap> getMemory(ssize_t* offset=0, size_t* size=0) const = 0;
+
+ // helpers
+ void* fastPointer(const sp<IBinder>& heap, ssize_t offset) const;
+ void* pointer() const;
+ size_t size() const;
+ ssize_t offset() const;
+};
+
+class BnMemory : public BnInterface<IMemory>
+{
+public:
+ virtual status_t onTransact(
+ uint32_t code,
+ const Parcel& data,
+ Parcel* reply,
+ uint32_t flags = 0);
+};
+
+// ----------------------------------------------------------------------------
+
+}; // namespace android
+
+#endif // ANDROID_IMEMORY_H