| 1 | //===- DIAUtils.h - Utility functions for working with DIA ------*- C++ -*-===// |
|---|
| 2 | // |
|---|
| 3 | // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions. |
|---|
| 4 | // See https://llvm.org/LICENSE.txt for license information. |
|---|
| 5 | // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception |
|---|
| 6 | // |
|---|
| 7 | //===----------------------------------------------------------------------===// |
|---|
| 8 | |
|---|
| 9 | #ifndef LLVM_DEBUGINFO_PDB_DIA_DIAUTILS_H |
|---|
| 10 | #define LLVM_DEBUGINFO_PDB_DIA_DIAUTILS_H |
|---|
| 11 | |
|---|
| 12 | #include "llvm/ADT/ArrayRef.h" |
|---|
| 13 | #include "llvm/Support/ConvertUTF.h" |
|---|
| 14 | |
|---|
| 15 | template <typename Obj> |
|---|
| 16 | std::string invokeBstrMethod(Obj &Object, |
|---|
| 17 | HRESULT (__stdcall Obj::*Func)(BSTR *)) { |
|---|
| 18 | CComBSTR Str16; |
|---|
| 19 | HRESULT Result = (Object.*Func)(&Str16); |
|---|
| 20 | if (S_OK != Result) |
|---|
| 21 | return std::string(); |
|---|
| 22 | |
|---|
| 23 | std::string Str8; |
|---|
| 24 | llvm::ArrayRef<char> StrBytes(reinterpret_cast<char *>(Str16.m_str), |
|---|
| 25 | Str16.ByteLength()); |
|---|
| 26 | llvm::convertUTF16ToUTF8String(SrcBytes: StrBytes, Out&: Str8); |
|---|
| 27 | return Str8; |
|---|
| 28 | } |
|---|
| 29 | |
|---|
| 30 | #endif // LLVM_DEBUGINFO_PDB_DIA_DIAUTILS_H |
|---|
| 31 | |
|---|
