sdk/lib/fdio/unistd.h

// Copyright 2022 The Fuchsia Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.

#ifndef LIB_FDIO_UNISTD_H_
#define LIB_FDIO_UNISTD_H_

#include <fidl/fuchsia.io/cpp/wire.h>
#include <lib/zx/result.h>

#include <fbl/ref_ptr.h>

struct fdio;

namespace fdio_internal {

struct OpenAtOptions {
  // Do not allow this open to resolve to a directory. If the operation would
  // open a directory, instead generates a ZX_ERR_NOT_FILE error.
  bool disallow_directory;

  // Permit absolute path as input. If the provided path is absolute, instead
  // generates a ZX_ERR_INVALID_ARGS error.
  bool allow_absolute_path;
};

zx::result<fbl::RefPtr<fdio>> open_at_impl(int dirfd, const char* path,
                                           fuchsia_io::wire::OpenFlags flags,
                                           OpenAtOptions options);

}  // namespace fdio_internal

void fdio_chdir(fbl::RefPtr<fdio> io, const char* path);

#endif  // LIB_FDIO_UNISTD_H_