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

56 lines
2.0 KiB
C++

//===- PDB.cpp - base header file for creating a PDB reader ---------------===//
//
// 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/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 make_error<GenericError>(generic_error_code::invalid_path, Path);
return NativeSession::createFromPdb(std::move(*ErrorOrBuffer), Session);
}
#if LLVM_ENABLE_DIA_SDK
return DIASession::createFromPdb(Path, Session);
#else
return make_error<GenericError>("DIA is not installed on the system");
#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<GenericError>("DIA is not installed on the system");
#endif
}