// Copyright 2019 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 ZIRCON_SYSTEM_CORE_PTYSVC_PTY_SERVER_CONNECTION_H_
#define ZIRCON_SYSTEM_CORE_PTYSVC_PTY_SERVER_CONNECTION_H_

#include <fuchsia/hardware/pty/llcpp/fidl.h>
#include <lib/zx/channel.h>

#include <fbl/ref_ptr.h>
#include <fs/vfs.h>
#include <fs/vfs_types.h>
#include <fs/vnode.h>

#include "pty-server.h"

class PtyServerDevice : public ::llcpp::fuchsia::hardware::pty::Device::Interface {
 public:
  explicit PtyServerDevice(fbl::RefPtr<PtyServer> server) : server_(std::move(server)) {}

  ~PtyServerDevice() override = default;

  // fuchsia.hardware.pty.Device methods
  void OpenClient(uint32_t id, zx::channel client, OpenClientCompleter::Sync completer) final;
  void ClrSetFeature(uint32_t clr, uint32_t set, ClrSetFeatureCompleter::Sync completer) final;
  void GetWindowSize(GetWindowSizeCompleter::Sync completer) final;
  void MakeActive(uint32_t client_pty_id, MakeActiveCompleter::Sync completer) final;
  void ReadEvents(ReadEventsCompleter::Sync completer) final;
  void SetWindowSize(::llcpp::fuchsia::hardware::pty::WindowSize size,
                     SetWindowSizeCompleter::Sync completer) final;

  // fuchsia.io.File methods
  void Read(uint64_t count, ReadCompleter::Sync completer) final;
  void ReadAt(uint64_t count, uint64_t offset, ReadAtCompleter::Sync completer) final;

  void Write(fidl::VectorView<uint8_t> data, WriteCompleter::Sync completer) final;
  void WriteAt(fidl::VectorView<uint8_t> data, uint64_t offset,
               WriteAtCompleter::Sync completer) final;

  void Seek(int64_t offset, ::llcpp::fuchsia::io::SeekOrigin start,
            SeekCompleter::Sync completer) final;
  void Truncate(uint64_t length, TruncateCompleter::Sync completer) final;
  void GetFlags(GetFlagsCompleter::Sync completer) final;
  void SetFlags(uint32_t flags, SetFlagsCompleter::Sync completer) final;
  void GetBuffer(uint32_t flags, GetBufferCompleter::Sync completer) final;

  void Clone(uint32_t flags, zx::channel node, CloneCompleter::Sync completer) final;
  void Close(CloseCompleter::Sync completer) final;
  void Describe(DescribeCompleter::Sync completer) final;
  void Sync(SyncCompleter::Sync completer) final;
  void GetAttr(GetAttrCompleter::Sync completer) final;
  void SetAttr(uint32_t flags, ::llcpp::fuchsia::io::NodeAttributes attributes,
               SetAttrCompleter::Sync completer) final;

 private:
  fbl::RefPtr<PtyServer> server_;
};

#endif  // ZIRCON_SYSTEM_CORE_PTYSVC_PTY_SERVER_CONNECTION_H_