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//===- DIAUtils.h - Utility functions for working with DIA ------*- 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_DIA_DIAUTILS_H
#define LLVM_DEBUGINFO_PDB_DIA_DIAUTILS_H
#include "llvm/ADT/ArrayRef.h"
#include "llvm/Support/ConvertUTF.h"
template <typename Obj>
std::string invokeBstrMethod(Obj &Object,
HRESULT (__stdcall Obj::*Func)(BSTR *)) {
CComBSTR Str16;
HRESULT Result = (Object.*Func)(&Str16);
if (S_OK != Result)
return std::string();
std::string Str8;
llvm::ArrayRef<char> StrBytes(reinterpret_cast<char *>(Str16.m_str),
Str16.ByteLength());
llvm::convertUTF16ToUTF8String(StrBytes, Str8);
return Str8;
}
#endif // LLVM_DEBUGINFO_PDB_DIA_DIAUTILS_H
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