1 files changed, 46 insertions, 0 deletions
diff --git a/llvm/include/llvm/DebugInfo/PDB/Raw/PDBStream.h b/llvm/include/llvm/DebugInfo/PDB/Raw/PDBStream.h
new file mode 100644
index 00000000000..0f71e81cf2e
--- /dev/null
+++ b/llvm/include/llvm/DebugInfo/PDB/Raw/PDBStream.h
@@ -0,0 +1,46 @@
+//===- PDBStream.h - Low level interface to a PDB stream --------*- 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_PDBSTREAM_H
+#define LLVM_DEBUGINFO_PDB_RAW_PDBSTREAM_H
+
+#include "llvm/ADT/ArrayRef.h"
+#include "llvm/ADT/StringRef.h"
+
+namespace llvm {
+
+class MemoryBufferRef;
+class PDBFile;
+
+class PDBStream {
+public:
+  PDBStream(uint32_t StreamIdx, const PDBFile &File);
+
+  std::error_code readInteger(uint32_t &Dest);
+  std::error_code readZeroString(std::string &Dest);
+  std::error_code readBytes(void *Dest, uint32_t Length);
+
+  void setOffset(uint32_t Off);
+  uint32_t getOffset() const;
+  uint32_t getLength() const;
+
+  template <typename T> std::error_code readObject(T *Dest) {
+    return readBytes(reinterpret_cast<void *>(Dest), sizeof(T));
+  }
+
+private:
+  uint32_t Offset;
+
+  uint32_t StreamLength;
+  std::vector<uint32_t> BlockList;
+  const PDBFile &Pdb;
+};
+}
+
+#endif