1 files changed, 80 insertions, 0 deletions
diff --git a/lib/DebugInfo/PDB/Native/ModInfo.cpp b/lib/DebugInfo/PDB/Native/ModInfo.cpp
new file mode 100644
index 0000000000000..1405286fd0885
--- /dev/null
+++ b/lib/DebugInfo/PDB/Native/ModInfo.cpp
@@ -0,0 +1,80 @@
+//===- ModInfo.cpp - PDB module information -------------------------------===//
+//
+//                     The LLVM Compiler Infrastructure
+//
+// This file is distributed under the University of Illinois Open Source
+// License. See LICENSE.TXT for details.
+//
+//===----------------------------------------------------------------------===//
+
+#include "llvm/DebugInfo/PDB/Native/ModInfo.h"
+#include "llvm/DebugInfo/PDB/Native/RawTypes.h"
+#include "llvm/Support/BinaryStreamReader.h"
+#include "llvm/Support/Endian.h"
+#include "llvm/Support/Error.h"
+#include "llvm/Support/MathExtras.h"
+#include <cstdint>
+
+using namespace llvm;
+using namespace llvm::pdb;
+using namespace llvm::support;
+
+ModInfo::ModInfo() = default;
+
+ModInfo::ModInfo(const ModInfo &Info) = default;
+
+ModInfo::~ModInfo() = default;
+
+Error ModInfo::initialize(BinaryStreamRef Stream, ModInfo &Info) {
+  BinaryStreamReader Reader(Stream);
+  if (auto EC = Reader.readObject(Info.Layout))
+    return EC;
+
+  if (auto EC = Reader.readCString(Info.ModuleName))
+    return EC;
+
+  if (auto EC = Reader.readCString(Info.ObjFileName))
+    return EC;
+  return Error::success();
+}
+
+bool ModInfo::hasECInfo() const {
+  return (Layout->Flags & ModInfoFlags::HasECFlagMask) != 0;
+}
+
+uint16_t ModInfo::getTypeServerIndex() const {
+  return (Layout->Flags & ModInfoFlags::TypeServerIndexMask) >>
+         ModInfoFlags::TypeServerIndexShift;
+}
+
+uint16_t ModInfo::getModuleStreamIndex() const { return Layout->ModDiStream; }
+
+uint32_t ModInfo::getSymbolDebugInfoByteSize() const {
+  return Layout->SymBytes;
+}
+
+uint32_t ModInfo::getLineInfoByteSize() const { return Layout->LineBytes; }
+
+uint32_t ModInfo::getC13LineInfoByteSize() const { return Layout->C13Bytes; }
+
+uint32_t ModInfo::getNumberOfFiles() const { return Layout->NumFiles; }
+
+uint32_t ModInfo::getSourceFileNameIndex() const {
+  return Layout->SrcFileNameNI;
+}
+
+uint32_t ModInfo::getPdbFilePathNameIndex() const {
+  return Layout->PdbFilePathNI;
+}
+
+StringRef ModInfo::getModuleName() const { return ModuleName; }
+
+StringRef ModInfo::getObjFileName() const { return ObjFileName; }
+
+uint32_t ModInfo::getRecordLength() const {
+  uint32_t M = ModuleName.str().size() + 1;
+  uint32_t O = ObjFileName.str().size() + 1;
+  uint32_t Size = sizeof(ModuleInfoHeader) + M + O;
+  Size = alignTo(Size, 4);
+  return Size;
+}