include/llvm/DebugInfo/CodeView/DebugSymbolRVASubsection.h

   1 //===- DebugSymbolRVASubsection.h -------------------------------*- C++ -*-===//
   2 //
   3 // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
   4 // See https://llvm.org/LICENSE.txt for license information.
   5 // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
   6 //
   7 //===----------------------------------------------------------------------===//
   8
   9 #ifndef LLVM_DEBUGINFO_CODEVIEW_DEBUGSYMBOLRVASUBSECTION_H
  10 #define LLVM_DEBUGINFO_CODEVIEW_DEBUGSYMBOLRVASUBSECTION_H
  11
  12 #include "llvm/DebugInfo/CodeView/CodeView.h"
  13 #include "llvm/DebugInfo/CodeView/DebugSubsection.h"
  14 #include "llvm/Support/BinaryStreamArray.h"
  15 #include "llvm/Support/Endian.h"
  16 #include "llvm/Support/Error.h"
  17 #include <cstdint>
  18 #include <vector>
  19
  20 namespace llvm {
  21
  22 class BinaryStreamReader;
  23
  24 namespace codeview {
  25
  26 class DebugSymbolRVASubsectionRef final : public DebugSubsectionRef {
  27 public:
  28   using ArrayType = FixedStreamArray<support::ulittle32_t>;
  29
  30   DebugSymbolRVASubsectionRef();
  31
  32   static bool classof(const DebugSubsectionRef *S) {
  33     return S->kind() == DebugSubsectionKind::CoffSymbolRVA;
  34   }
  35
  36   ArrayType::Iterator begin() const { return RVAs.begin(); }
  37   ArrayType::Iterator end() const { return RVAs.end(); }
  38
  39   Error initialize(BinaryStreamReader &Reader);
  40
  41 private:
  42   ArrayType RVAs;
  43 };
  44
  45 class DebugSymbolRVASubsection final : public DebugSubsection {
  46 public:
  47   DebugSymbolRVASubsection();
  48
  49   static bool classof(const DebugSubsection *S) {
  50     return S->kind() == DebugSubsectionKind::CoffSymbolRVA;
  51   }
  52
  53   Error commit(BinaryStreamWriter &Writer) const override;
  54   uint32_t calculateSerializedSize() const override;
  55
  56   void addRVA(uint32_t RVA) { RVAs.push_back(support::ulittle32_t(RVA)); }
  57
  58 private:
  59   std::vector<support::ulittle32_t> RVAs;
  60 };
  61
  62 } // end namespace codeview
  63
  64 } // end namespace llvm
  65
  66 #endif // LLVM_DEBUGINFO_CODEVIEW_DEBUGSYMBOLRVASUBSECTION_H