| /* |
| * Copyright 2010, 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 BCC_BUFF_MEM_OBJECT_H |
| #define BCC_BUFF_MEM_OBJECT_H |
| |
| #include "llvm/Support/MemoryObject.h" |
| |
| namespace bcc { |
| |
| class BufferMemoryObject : public llvm::MemoryObject { |
| private: |
| const uint8_t *mBytes; |
| uint64_t mLength; |
| |
| public: |
| BufferMemoryObject(const uint8_t *Bytes, uint64_t Length) |
| : mBytes(Bytes), mLength(Length) { |
| } |
| |
| virtual uint64_t getBase() const { return 0; } |
| virtual uint64_t getExtent() const { return mLength; } |
| |
| virtual int readByte(uint64_t Addr, uint8_t *Byte) const { |
| if (Addr > getExtent()) |
| return -1; |
| *Byte = mBytes[Addr]; |
| return 0; |
| } |
| }; |
| |
| } // end namespace bcc |
| |
| #endif // BCC_BUFF_MEM_OBJ_H |