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       1             : //===- MSFStreamLayout.h - Describes the layout of a stream -----*- 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_MSFSTREAMLAYOUT_H
      11             : #define LLVM_DEBUGINFO_MSF_MSFSTREAMLAYOUT_H
      12             : 
      13             : #include "llvm/Support/Endian.h"
      14             : 
      15             : #include <cstdint>
      16             : #include <vector>
      17             : 
      18             : namespace llvm {
      19             : namespace msf {
      20             : 
      21             : /// \brief Describes the layout of a stream in an MSF layout.  A "stream" here
      22             : /// is defined as any logical unit of data which may be arranged inside the MSF
      23             : /// file as a sequence of (possibly discontiguous) blocks.  When we want to read
      24             : /// from a particular MSF Stream, we fill out a stream layout structure and the
      25             : /// reader uses it to determine which blocks in the underlying MSF file contain
      26             : /// the data, so that it can be pieced together in the right order.
      27        9265 : class MSFStreamLayout {
      28             : public:
      29             :   uint32_t Length;
      30             :   std::vector<support::ulittle32_t> Blocks;
      31             : };
      32             : } // namespace msf
      33             : } // namespace llvm
      34             : 
      35             : #endif // LLVM_DEBUGINFO_MSF_MSFSTREAMLAYOUT_H