// Copyright 2015 The Chromium 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 MINIBIND_CHANNEL_H_
#define MINIBIND_CHANNEL_H_

#include <stdint.h>

#include <vector>

#include "parcel.h"

namespace minibind {

class Command;

class Channel {
 public:
  enum {
    FIRST_CALL_CODE = 0x00000001,
    LAST_CALL_CODE  = 0x00ffffff,

    PING_TRANSACTION = B_PACK_CHARS('_','P','N','G'),
  };

  explicit Channel(uint32_t handle);
  ~Channel();

  int Call(uint32_t code, const Parcel& in, Parcel* out);

  Parcel* reader() { return &reader_; }

  uint32_t handle() const { return handle_; }

 private:
  uint32_t handle_;
  int driver_;

  Parcel reader_;
};

}  // namespace minibind

#endif  // MINIBIND_CHANNEL_H_