1//===- PDB.cpp - base header file for creating a PDB reader ---------------===//
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#include "llvm/DebugInfo/PDB/PDB.h"
10#include "llvm/ADT/StringRef.h"
11#include "llvm/Config/config.h"
12#include "llvm/DebugInfo/PDB/GenericError.h"
13#if LLVM_ENABLE_DIA_SDK
14#include "llvm/DebugInfo/PDB/DIA/DIASession.h"
15#endif
16#include "llvm/DebugInfo/PDB/Native/NativeSession.h"
17#include "llvm/Support/Error.h"
18
19using namespace llvm;
20using namespace llvm::pdb;
21
22Error llvm::pdb::loadDataForPDB(PDB_ReaderType Type, StringRef Path,
23                                std::unique_ptr<IPDBSession> &Session) {
24  // Create the correct concrete instance type based on the value of Type.
25  if (Type == PDB_ReaderType::Native)
26    return NativeSession::createFromPdbPath(Path, Session);
27
28#if LLVM_ENABLE_DIA_SDK
29  return DIASession::createFromPdb(Path, Session);
30#else
31  return make_error<PDBError>(pdb_error_code::dia_sdk_not_present);
32#endif
33}
34
35Error llvm::pdb::loadDataForEXE(PDB_ReaderType Type, StringRef Path,
36                                std::unique_ptr<IPDBSession> &Session) {
37  // Create the correct concrete instance type based on the value of Type.
38  if (Type == PDB_ReaderType::Native) {
39    Expected<std::string> PdbPath = NativeSession::searchForPdb({Path});
40    if (!PdbPath)
41      return PdbPath.takeError();
42    return NativeSession::createFromPdbPath(PdbPath.get(), Session);
43  }
44
45#if LLVM_ENABLE_DIA_SDK
46  return DIASession::createFromExe(Path, Session);
47#else
48  return make_error<PDBError>(pdb_error_code::dia_sdk_not_present);
49#endif
50}
51