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/*
* HID++ 1.0 protocol details.
*
* Copyright (C) 2014 Peter Wu <peter@lekensteyn.nl>
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#ifndef HIDPP_10_H
#define HIDPP_10_H
#include <stdint.h>
#include "hidpp.h"
#define SUB_SET_REGISTER 0x80
#define SUB_GET_REGISTER 0x81
#define SUB_SET_LONG_REGISTER 0x82
#define SUB_GET_LONG_REGISTER 0x83
#define SUB_ERROR_MSG 0x8F
#define NOTIF_DEV_DISCONNECT 0x40 /* Device Disconnection */
#define NOTIF_DEV_CONNECT 0x41 /* Device Connection */
#define NOTIF_RECV_LOCK_CHANGE 0x4A /* Unifying Receiver Locking Change information */
#define REG_ENABLED_NOTIFS 0x00
#define REG_CONNECTION_STATE 0x02
/* Device Connection and Disconnection (Pairing) */
#define REG_DEVICE_PAIRING 0xB2
#define REG_DEVICE_ACTIVITY 0xB3
#define REG_PAIRING_INFO 0xB5
#define REG_VERSION_INFO 0xF1 /* undocumented */
/* HID++ 1.0 error codes */
#define HIDPP_ERR_SUCCESS 0x00
#define HIDPP_ERR_INVALID_SUBID 0x01
#define HIDPP_ERR_INVALID_ADDRESS 0x02
#define HIDPP_ERR_INVALID_VALUE 0x03
#define HIDPP_ERR_CONNECT_FAIL 0x04
#define HIDPP_ERR_TOO_MANY_DEVICES 0x05
#define HIDPP_ERR_ALREADY_EXISTS 0x06
#define HIDPP_ERR_BUSY 0x07
#define HIDPP_ERR_UNKNOWN_DEVICE 0x08
#define HIDPP_ERR_RESOURCE_ERROR 0x09
#define HIDPP_ERR_REQUEST_UNAVAILABLE 0x0A
#define HIDPP_ERR_INVALID_PARAM_VALUE 0x0B
#define HIDPP_ERR_WRONG_PIN_CODE 0x0C
/**
* Attempts to dispatch a register query.
*
* @param fd File descriptor of the hidraw device.
* @param msg[in,out] The message to be sent. If a matching response was
* received, then this will contain that response. Otherwise,
* it is unmodified.
* @param cb Function that should be called for HID++ notifications. Its
* return value is ignored. The callback must not modify msg.
* @return 0 on success, a HID++ 1.0 error code otherwise.
*/
int hidpp10_request(int fd, HidppMessage *msg, hidpp_msg_cb_t *cb, void *userdata);
/**
* Attempts to enable/disable reporting of wireless notifications.
*
* @param fd File descriptor of the hidraw device.
* @param enabled Whether wireless notifications should be reported.
* @return 0 on success, a HID++ 1.0 error code otherwise.
*/
int hidpp10_enable_wireless_notifications(int fd, bool enabled);
#endif
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