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// Licensed to the Apache Software Foundation (ASF) under one
// or more contributor license agreements.  See the NOTICE file
// distributed with this work for additional information
// regarding copyright ownership.  The ASF licenses this file
// to you 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..

use crate::sys::error::FsResult;

cfg_if! {
    if #[cfg(feature = "tfs")] {
        mod ocall;
        pub use ocall::*;
    } else {
        mod ufs;
        pub use ufs::*;
    }
}

pub trait HostFs {
    fn read(&mut self, number: u64, node: &mut dyn AsMut<[u8]>) -> FsResult;
    fn write(&mut self, number: u64, node: &dyn AsRef<[u8]>) -> FsResult;
    fn flush(&mut self) -> FsResult;
}