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// Copyright 2017 The Chromium OS 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 HID_MESSAGE_H_
#define HID_MESSAGE_H_
#include <string>
#include <vector>
namespace atrusctl {
class HIDMessage {
HIDMessage() = default;
HIDMessage(uint8_t report_id, uint16_t command_id);
bool PackIntoBuffer(std::vector<uint8_t>* buffer) const;
bool UnpackFromBuffer(const std::vector<uint8_t>& buffer);
bool Validate(const HIDMessage& other);
uint8_t report_id() const { return report_id_; }
uint16_t command_id() const { return command_id_; }
const std::string& body() const { return body_; }
std::string ToString() const;
// The message is constructed as follows: <header><body>, where <header> is
// |report_id_| followed by |command_id_|. The body is empty for a request,
// i.e. sending a message. On a response, the body contains the actual
// response-string from the hid device
uint8_t report_id_;
uint16_t command_id_;
std::string body_;
} // namespace atrusctl
#endif // HID_MESSAGE_H_