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       1             : //===- IMSFFile.h - Abstract base class for an MSF file ---------*- 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             : #ifndef LLVM_DEBUGINFO_MSF_IMSFFILE_H
      11             : #define LLVM_DEBUGINFO_MSF_IMSFFILE_H
      12             : 
      13             : #include "llvm/ADT/ArrayRef.h"
      14             : #include "llvm/Support/Endian.h"
      15             : #include "llvm/Support/Error.h"
      16             : #include <cstdint>
      17             : 
      18             : namespace llvm {
      19             : namespace msf {
      20             : 
      21             : class IMSFFile {
      22             : public:
      23           0 :   virtual ~IMSFFile() = default;
      24             : 
      25             :   virtual uint32_t getBlockSize() const = 0;
      26             :   virtual uint32_t getBlockCount() const = 0;
      27             : 
      28             :   virtual uint32_t getNumStreams() const = 0;
      29             :   virtual uint32_t getStreamByteSize(uint32_t StreamIndex) const = 0;
      30             :   virtual ArrayRef<support::ulittle32_t>
      31             :   getStreamBlockList(uint32_t StreamIndex) const = 0;
      32             : 
      33             :   virtual Expected<ArrayRef<uint8_t>> getBlockData(uint32_t BlockIndex,
      34             :                                                    uint32_t NumBytes) const = 0;
      35             :   virtual Error setBlockData(uint32_t BlockIndex, uint32_t Offset,
      36             :                              ArrayRef<uint8_t> Data) const = 0;
      37             : };
      38             : 
      39             : } // end namespace msf
      40             : } // end namespace llvm
      41             : 
      42             : #endif // LLVM_DEBUGINFO_MSF_IMSFFILE_H