//
// Copyright (C) 2026 The Android Open Source Project
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
//      http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.

#include <stdint.h>

#include "cuttlefish/io/io.h"
#include "cuttlefish/result/result_type.h"

namespace cuttlefish {

/**
 * Best-effort fake pread(2) using Read() and Seek*() calls.
 *
 * Will not call PRead() on the ReaderSeeker instance.
 */
Result<uint64_t> FakePRead(ReaderSeeker&, void* buf, uint64_t count,
                           uint64_t offset);
/**
 * Best-effort fake pwrite(2) using Write() and Seek*() calls.
 *
 * Will not call PWrite() on the WriterSeeker instance.
 */
Result<uint64_t> FakePWrite(WriterSeeker&, const void* buf, uint64_t count,
                            uint64_t offset);

}  // namespace cuttlefish
