1 files changed, 113 insertions, 0 deletions
diff --git a/include/llvm/DebugInfo/PDB/Raw/PDBFile.h b/include/llvm/DebugInfo/PDB/Raw/PDBFile.h
new file mode 100644
index 000000000000..f4d7eb47d3b9
--- /dev/null
+++ b/include/llvm/DebugInfo/PDB/Raw/PDBFile.h
@@ -0,0 +1,113 @@
+//===- PDBFile.h - Low level interface to a PDB file ------------*- C++ -*-===//
+//
+//                     The LLVM Compiler Infrastructure
+//
+// This file is distributed under the University of Illinois Open Source
+// License. See LICENSE.TXT for details.
+//
+//===----------------------------------------------------------------------===//
+
+#ifndef LLVM_DEBUGINFO_PDB_RAW_PDBFILE_H
+#define LLVM_DEBUGINFO_PDB_RAW_PDBFILE_H
+
+#include "llvm/ADT/DenseMap.h"
+#include "llvm/DebugInfo/CodeView/StreamArray.h"
+#include "llvm/DebugInfo/CodeView/StreamInterface.h"
+#include "llvm/DebugInfo/PDB/Raw/IPDBFile.h"
+#include "llvm/DebugInfo/PDB/Raw/MsfCommon.h"
+#include "llvm/Support/Allocator.h"
+#include "llvm/Support/Endian.h"
+#include "llvm/Support/Error.h"
+#include "llvm/Support/MathExtras.h"
+
+#include <memory>
+
+namespace llvm {
+
+namespace codeview {
+class StreamInterface;
+}
+
+namespace pdb {
+class DbiStream;
+class InfoStream;
+class MappedBlockStream;
+class NameHashTable;
+class PDBFileBuilder;
+class PublicsStream;
+class SymbolStream;
+class TpiStream;
+
+class PDBFile : public IPDBFile {
+  friend PDBFileBuilder;
+
+public:
+  explicit PDBFile(std::unique_ptr<codeview::StreamInterface> PdbFileBuffer);
+  ~PDBFile() override;
+
+  uint32_t getFreeBlockMapBlock() const;
+  uint32_t getUnknown1() const;
+
+  uint32_t getBlockSize() const override;
+  uint32_t getBlockCount() const override;
+  uint32_t getNumDirectoryBytes() const;
+  uint32_t getBlockMapIndex() const;
+  uint32_t getNumDirectoryBlocks() const;
+  uint64_t getBlockMapOffset() const;
+
+  uint32_t getNumStreams() const override;
+  uint32_t getStreamByteSize(uint32_t StreamIndex) const override;
+  ArrayRef<support::ulittle32_t>
+  getStreamBlockList(uint32_t StreamIndex) const override;
+  uint32_t getFileSize() const;
+
+  Expected<ArrayRef<uint8_t>> getBlockData(uint32_t BlockIndex,
+                                           uint32_t NumBytes) const override;
+  Error setBlockData(uint32_t BlockIndex, uint32_t Offset,
+                     ArrayRef<uint8_t> Data) const override;
+
+  ArrayRef<support::ulittle32_t> getStreamSizes() const { return StreamSizes; }
+  ArrayRef<ArrayRef<support::ulittle32_t>> getStreamMap() const {
+    return StreamMap;
+  }
+
+  ArrayRef<support::ulittle32_t> getDirectoryBlockArray() const;
+
+  Error parseFileHeaders();
+  Error parseStreamData();
+
+  Expected<InfoStream &> getPDBInfoStream();
+  Expected<DbiStream &> getPDBDbiStream();
+  Expected<TpiStream &> getPDBTpiStream();
+  Expected<TpiStream &> getPDBIpiStream();
+  Expected<PublicsStream &> getPDBPublicsStream();
+  Expected<SymbolStream &> getPDBSymbolStream();
+  Expected<NameHashTable &> getStringTable();
+
+  Error commit();
+
+private:
+  Error setSuperBlock(const msf::SuperBlock *Block);
+
+  BumpPtrAllocator Allocator;
+
+  std::unique_ptr<codeview::StreamInterface> Buffer;
+  const msf::SuperBlock *SB;
+  ArrayRef<support::ulittle32_t> StreamSizes;
+  ArrayRef<support::ulittle32_t> DirectoryBlocks;
+  std::vector<ArrayRef<support::ulittle32_t>> StreamMap;
+
+  std::unique_ptr<InfoStream> Info;
+  std::unique_ptr<DbiStream> Dbi;
+  std::unique_ptr<TpiStream> Tpi;
+  std::unique_ptr<TpiStream> Ipi;
+  std::unique_ptr<PublicsStream> Publics;
+  std::unique_ptr<SymbolStream> Symbols;
+  std::unique_ptr<MappedBlockStream> DirectoryStream;
+  std::unique_ptr<MappedBlockStream> StringTableStream;
+  std::unique_ptr<NameHashTable> StringTable;
+};
+}
+}
+
+#endif