llvm-project/llvm/lib/DebugInfo/PDB/PDB.cpp

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2.0 KiB
C++

//===- PDB.cpp - base header file for creating a PDB reader ---------------===//
//
// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
// See https://llvm.org/LICENSE.txt for license information.
// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
//
//===----------------------------------------------------------------------===//
#include "llvm/DebugInfo/PDB/PDB.h"
#include "llvm/ADT/StringRef.h"
#include "llvm/Config/config.h"
#include "llvm/DebugInfo/PDB/GenericError.h"
#if LLVM_ENABLE_DIA_SDK
#include "llvm/DebugInfo/PDB/DIA/DIASession.h"
#endif
#include "llvm/DebugInfo/PDB/Native/NativeSession.h"
#include "llvm/Support/Error.h"
#include "llvm/Support/MemoryBuffer.h"
using namespace llvm;
using namespace llvm::pdb;
Error llvm::pdb::loadDataForPDB(PDB_ReaderType Type, StringRef Path,
std::unique_ptr<IPDBSession> &Session) {
// Create the correct concrete instance type based on the value of Type.
if (Type == PDB_ReaderType::Native) {
ErrorOr<std::unique_ptr<MemoryBuffer>> ErrorOrBuffer =
MemoryBuffer::getFileOrSTDIN(Path, /*FileSize=*/-1,
/*RequiresNullTerminator=*/false);
if (!ErrorOrBuffer)
return errorCodeToError(ErrorOrBuffer.getError());
return NativeSession::createFromPdb(std::move(*ErrorOrBuffer), Session);
}
#if LLVM_ENABLE_DIA_SDK
return DIASession::createFromPdb(Path, Session);
#else
return make_error<PDBError>(pdb_error_code::dia_sdk_not_present);
#endif
}
Error llvm::pdb::loadDataForEXE(PDB_ReaderType Type, StringRef Path,
std::unique_ptr<IPDBSession> &Session) {
// Create the correct concrete instance type based on the value of Type.
if (Type == PDB_ReaderType::Native)
return NativeSession::createFromExe(Path, Session);
#if LLVM_ENABLE_DIA_SDK
return DIASession::createFromExe(Path, Session);
#else
return make_error<PDBError>(pdb_error_code::dia_sdk_not_present);
#endif
}