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| Rev | Author | Line No. | Line |
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| 14 | pmbaty | 1 | //===- DebugSubsectionVisitor.h -----------------------------*- C++ -*-===// |
| 2 | // |
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| 3 | // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions. |
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| 4 | // See https://llvm.org/LICENSE.txt for license information. |
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| 5 | // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception |
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| 6 | // |
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| 7 | //===----------------------------------------------------------------------===// |
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| 8 | |||
| 9 | #ifndef LLVM_DEBUGINFO_CODEVIEW_DEBUGSUBSECTIONVISITOR_H |
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| 10 | #define LLVM_DEBUGINFO_CODEVIEW_DEBUGSUBSECTIONVISITOR_H |
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| 11 | |||
| 12 | #include "llvm/DebugInfo/CodeView/StringsAndChecksums.h" |
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| 13 | #include "llvm/Support/Error.h" |
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| 14 | |||
| 15 | namespace llvm { |
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| 16 | |||
| 17 | namespace codeview { |
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| 18 | |||
| 19 | class DebugChecksumsSubsectionRef; |
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| 20 | class DebugSubsectionRecord; |
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| 21 | class DebugInlineeLinesSubsectionRef; |
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| 22 | class DebugCrossModuleExportsSubsectionRef; |
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| 23 | class DebugCrossModuleImportsSubsectionRef; |
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| 24 | class DebugFrameDataSubsectionRef; |
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| 25 | class DebugLinesSubsectionRef; |
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| 26 | class DebugStringTableSubsectionRef; |
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| 27 | class DebugSymbolRVASubsectionRef; |
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| 28 | class DebugSymbolsSubsectionRef; |
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| 29 | class DebugUnknownSubsectionRef; |
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| 30 | |||
| 31 | class DebugSubsectionVisitor { |
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| 32 | public: |
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| 33 | virtual ~DebugSubsectionVisitor() = default; |
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| 34 | |||
| 35 | virtual Error visitUnknown(DebugUnknownSubsectionRef &Unknown) { |
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| 36 | return Error::success(); |
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| 37 | } |
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| 38 | virtual Error visitLines(DebugLinesSubsectionRef &Lines, |
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| 39 | const StringsAndChecksumsRef &State) = 0; |
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| 40 | virtual Error visitFileChecksums(DebugChecksumsSubsectionRef &Checksums, |
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| 41 | const StringsAndChecksumsRef &State) = 0; |
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| 42 | virtual Error visitInlineeLines(DebugInlineeLinesSubsectionRef &Inlinees, |
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| 43 | const StringsAndChecksumsRef &State) = 0; |
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| 44 | virtual Error |
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| 45 | visitCrossModuleExports(DebugCrossModuleExportsSubsectionRef &CSE, |
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| 46 | const StringsAndChecksumsRef &State) = 0; |
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| 47 | virtual Error |
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| 48 | visitCrossModuleImports(DebugCrossModuleImportsSubsectionRef &CSE, |
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| 49 | const StringsAndChecksumsRef &State) = 0; |
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| 50 | |||
| 51 | virtual Error visitStringTable(DebugStringTableSubsectionRef &ST, |
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| 52 | const StringsAndChecksumsRef &State) = 0; |
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| 53 | |||
| 54 | virtual Error visitSymbols(DebugSymbolsSubsectionRef &CSE, |
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| 55 | const StringsAndChecksumsRef &State) = 0; |
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| 56 | |||
| 57 | virtual Error visitFrameData(DebugFrameDataSubsectionRef &FD, |
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| 58 | const StringsAndChecksumsRef &State) = 0; |
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| 59 | virtual Error visitCOFFSymbolRVAs(DebugSymbolRVASubsectionRef &RVAs, |
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| 60 | const StringsAndChecksumsRef &State) = 0; |
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| 61 | }; |
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| 62 | |||
| 63 | Error visitDebugSubsection(const DebugSubsectionRecord &R, |
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| 64 | DebugSubsectionVisitor &V, |
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| 65 | const StringsAndChecksumsRef &State); |
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| 66 | |||
| 67 | namespace detail { |
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| 68 | template <typename T> |
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| 69 | Error visitDebugSubsections(T &&FragmentRange, DebugSubsectionVisitor &V, |
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| 70 | StringsAndChecksumsRef &State) { |
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| 71 | State.initialize(std::forward<T>(FragmentRange)); |
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| 72 | |||
| 73 | for (const DebugSubsectionRecord &L : FragmentRange) { |
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| 74 | if (auto EC = visitDebugSubsection(L, V, State)) |
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| 75 | return EC; |
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| 76 | } |
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| 77 | return Error::success(); |
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| 78 | } |
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| 79 | } // namespace detail |
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| 80 | |||
| 81 | template <typename T> |
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| 82 | Error visitDebugSubsections(T &&FragmentRange, DebugSubsectionVisitor &V) { |
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| 83 | StringsAndChecksumsRef State; |
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| 84 | return detail::visitDebugSubsections(std::forward<T>(FragmentRange), V, |
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| 85 | State); |
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| 86 | } |
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| 87 | |||
| 88 | template <typename T> |
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| 89 | Error visitDebugSubsections(T &&FragmentRange, DebugSubsectionVisitor &V, |
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| 90 | const DebugStringTableSubsectionRef &Strings) { |
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| 91 | StringsAndChecksumsRef State(Strings); |
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| 92 | return detail::visitDebugSubsections(std::forward<T>(FragmentRange), V, |
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| 93 | State); |
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| 94 | } |
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| 95 | |||
| 96 | template <typename T> |
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| 97 | Error visitDebugSubsections(T &&FragmentRange, DebugSubsectionVisitor &V, |
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| 98 | const DebugStringTableSubsectionRef &Strings, |
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| 99 | const DebugChecksumsSubsectionRef &Checksums) { |
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| 100 | StringsAndChecksumsRef State(Strings, Checksums); |
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| 101 | return detail::visitDebugSubsections(std::forward<T>(FragmentRange), V, |
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| 102 | State); |
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| 103 | } |
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| 104 | |||
| 105 | } // end namespace codeview |
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| 106 | |||
| 107 | } // end namespace llvm |
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| 108 | |||
| 109 | #endif // LLVM_DEBUGINFO_CODEVIEW_DEBUGSUBSECTIONVISITOR_H |