110 lines
3.5 KiB
C++
110 lines
3.5 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_RAW_PDBFILEBUILDER_H
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#define LLVM_DEBUGINFO_PDB_RAW_PDBFILEBUILDER_H
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#include "llvm/ADT/ArrayRef.h"
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#include "llvm/ADT/BitVector.h"
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#include "llvm/ADT/Optional.h"
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#include "llvm/DebugInfo/PDB/Native/NamedStreamMap.h"
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#include "llvm/DebugInfo/PDB/Native/PDBFile.h"
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#include "llvm/DebugInfo/PDB/Native/PDBStringTableBuilder.h"
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#include "llvm/DebugInfo/PDB/Native/RawConstants.h"
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#include "llvm/DebugInfo/PDB/Native/RawTypes.h"
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#include "llvm/Support/Allocator.h"
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#include "llvm/Support/Endian.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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#include <vector>
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namespace llvm {
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namespace msf {
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class MSFBuilder;
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}
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namespace pdb {
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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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explicit PDBFileBuilder(BumpPtrAllocator &Allocator);
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~PDBFileBuilder();
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PDBFileBuilder(const PDBFileBuilder &) = delete;
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PDBFileBuilder &operator=(const PDBFileBuilder &) = delete;
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Error initialize(uint32_t BlockSize);
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msf::MSFBuilder &getMsfBuilder();
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InfoStreamBuilder &getInfoBuilder();
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DbiStreamBuilder &getDbiBuilder();
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TpiStreamBuilder &getTpiBuilder();
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TpiStreamBuilder &getIpiBuilder();
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PDBStringTableBuilder &getStringTableBuilder();
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GSIStreamBuilder &getGsiBuilder();
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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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Error commit(StringRef Filename, codeview::GUID *Guid);
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Expected<uint32_t> getNamedStreamIndex(StringRef Name) const;
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Error addNamedStream(StringRef Name, StringRef Data);
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void addInjectedSource(StringRef Name, 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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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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