COFF.cpp

//===------------------ COFF.cpp - COFF format utilities ------------------===//
//
// 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/ExecutionEngine/Orc/COFF.h"
#include "llvm/Object/Binary.h"

#define DEBUG_TYPE "orc"

namespace llvm::orc {

Expected<bool> COFFImportFileScanner::operator()(object::Archive &A,
                                                 MemoryBufferRef MemberBuf,
                                                 size_t Index) const {
  // Try to build a binary for the member.
  auto Bin = object::createBinary(MemberBuf);
  if (!Bin) {
    // If we can't then consume the error and return false (i.e. not loadable).
    consumeError(Bin.takeError());
    return false;
  }

  // If this is a COFF import file then handle it and return false (not
  // loadable).
  if ((*Bin)->isCOFFImportFile()) {
    ImportedDynamicLibraries.insert((*Bin)->getFileName().str());
    return false;
  }

  // Otherwise the member is loadable (at least as far as COFFImportFileScanner
  // is concerned), so return true;
  return true;
}

} // namespace llvm::orc