115 lines
3.8 KiB
C++
115 lines
3.8 KiB
C++
//===- PDBFileBuilder.h - PDB File Creation ---------------------*- C++ -*-===//
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//
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// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
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// See https://llvm.org/LICENSE.txt for license information.
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// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
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//
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//===----------------------------------------------------------------------===//
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#ifndef LLVM_DEBUGINFO_PDB_NATIVE_PDBFILEBUILDER_H
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#define LLVM_DEBUGINFO_PDB_NATIVE_PDBFILEBUILDER_H
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#include "llvm/ADT/DenseMap.h"
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#include "llvm/ADT/SmallVector.h"
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#include "llvm/DebugInfo/PDB/Native/HashTable.h"
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#include "llvm/DebugInfo/PDB/Native/NamedStreamMap.h"
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#include "llvm/DebugInfo/PDB/Native/PDBStringTableBuilder.h"
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#include "llvm/Support/Allocator.h"
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#include "llvm/Support/Compiler.h"
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#include "llvm/Support/Error.h"
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#include "llvm/Support/MemoryBuffer.h"
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#include <memory>
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namespace llvm {
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class WritableBinaryStream;
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namespace codeview {
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struct GUID;
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}
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namespace msf {
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class MSFBuilder;
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struct MSFLayout;
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}
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namespace pdb {
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struct SrcHeaderBlockEntry;
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class DbiStreamBuilder;
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class InfoStreamBuilder;
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class GSIStreamBuilder;
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class TpiStreamBuilder;
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class PDBFileBuilder {
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public:
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LLVM_ABI explicit PDBFileBuilder(BumpPtrAllocator &Allocator);
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LLVM_ABI ~PDBFileBuilder();
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PDBFileBuilder(const PDBFileBuilder &) = delete;
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PDBFileBuilder &operator=(const PDBFileBuilder &) = delete;
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LLVM_ABI Error initialize(uint32_t BlockSize);
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LLVM_ABI msf::MSFBuilder &getMsfBuilder();
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LLVM_ABI InfoStreamBuilder &getInfoBuilder();
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LLVM_ABI DbiStreamBuilder &getDbiBuilder();
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LLVM_ABI TpiStreamBuilder &getTpiBuilder();
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LLVM_ABI TpiStreamBuilder &getIpiBuilder();
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LLVM_ABI PDBStringTableBuilder &getStringTableBuilder();
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LLVM_ABI GSIStreamBuilder &getGsiBuilder();
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LLVM_ABI std::unique_ptr<SmallVector<char>> &getDXContainerData();
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// If HashPDBContentsToGUID is true on the InfoStreamBuilder, Guid is filled
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// with the computed PDB GUID on return.
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LLVM_ABI Error commit(StringRef Filename, codeview::GUID *Guid);
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LLVM_ABI Expected<uint32_t> getNamedStreamIndex(StringRef Name) const;
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LLVM_ABI Error addNamedStream(StringRef Name, StringRef Data);
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LLVM_ABI void addInjectedSource(StringRef Name,
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std::unique_ptr<MemoryBuffer> Buffer);
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private:
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struct InjectedSourceDescriptor {
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// The full name of the stream that contains the contents of this injected
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// source. This is built as a concatenation of the literal "/src/files"
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// plus the "vname".
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std::string StreamName;
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// The exact name of the file name as specified by the user.
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uint32_t NameIndex;
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// The string table index of the "vname" of the file. As far as we
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// understand, this is the same as the name, except it is lowercased and
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// forward slashes are converted to backslashes.
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uint32_t VNameIndex;
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std::unique_ptr<MemoryBuffer> Content;
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};
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Error finalizeMsfLayout();
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Expected<uint32_t> allocateNamedStream(StringRef Name, uint32_t Size);
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void commitInjectedSources(WritableBinaryStream &MsfBuffer,
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const msf::MSFLayout &Layout);
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void commitSrcHeaderBlock(WritableBinaryStream &MsfBuffer,
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const msf::MSFLayout &Layout);
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BumpPtrAllocator &Allocator;
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std::unique_ptr<msf::MSFBuilder> Msf;
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std::unique_ptr<InfoStreamBuilder> Info;
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std::unique_ptr<DbiStreamBuilder> Dbi;
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std::unique_ptr<GSIStreamBuilder> Gsi;
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std::unique_ptr<TpiStreamBuilder> Tpi;
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std::unique_ptr<TpiStreamBuilder> Ipi;
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std::unique_ptr<SmallVector<char>> Dxc;
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std::unique_ptr<PDBStringTableBuilder> Strings;
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StringTableHashTraits InjectedSourceHashTraits;
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HashTable<SrcHeaderBlockEntry> InjectedSourceTable;
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SmallVector<InjectedSourceDescriptor, 2> InjectedSources;
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NamedStreamMap NamedStreams;
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DenseMap<uint32_t, std::string> NamedStreamData;
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};
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}
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}
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#endif
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