1//===- llvm/Support/StringRefMemoryObject.h ---------------------*- C++ -*-===//
2//
3//                     The LLVM Compiler Infrastructure
4//
5// This file is distributed under the University of Illinois Open Source
6// License. See LICENSE.TXT for details.
7//
8//===----------------------------------------------------------------------===//
9//
10// This file contains the declaration of the StringRefMemObject class, a simple
11// wrapper around StringRef implementing the MemoryObject interface.
12//
13//===----------------------------------------------------------------------===//
14
15#ifndef LLVM_SUPPORT_STRINGREFMEMORYOBJECT_H
16#define LLVM_SUPPORT_STRINGREFMEMORYOBJECT_H
17
18#include "llvm/ADT/StringRef.h"
19#include "llvm/Support/Compiler.h"
20#include "llvm/Support/MemoryObject.h"
21
22namespace llvm {
23
24/// StringRefMemoryObject - Simple StringRef-backed MemoryObject
25class StringRefMemoryObject : public MemoryObject {
26  StringRef Bytes;
27  uint64_t Base;
28public:
29  StringRefMemoryObject(StringRef Bytes, uint64_t Base = 0)
30    : Bytes(Bytes), Base(Base) {}
31
32  uint64_t getBase() const override { return Base; }
33  uint64_t getExtent() const override { return Bytes.size(); }
34
35  int readByte(uint64_t Addr, uint8_t *Byte) const override;
36  int readBytes(uint64_t Addr, uint64_t Size, uint8_t *Buf) const override;
37};
38
39}
40
41#endif
42