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/*
* Generic routines for communicating with Logitech Unifying devices.
*
* 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/>.
*/
#include <stdlib.h>
#include <unistd.h>
#include "unifying.h"
#include "hidpp.h"
#include "hidpp20.h"
typedef struct HidppDevice {
uint8_t device_index;
uint16_t hidpp_version;
uint16_t wireless_pid;
uint8_t device_type;
uint32_t serial_number;
char name[15]; /**< Short UTF-8 encoded name string. */
uint16_t notification_flags;
union {
#if 0
struct {
}; /**< details specific to HID++ 1.0 */
#endif
struct {
unsigned features_count;
FeatureInfo *features;
}; /**< details specific to HID++ 2.0 */
};
} HidppDevice;
struct UnifyingState {
int fd;
uint8_t devices_count; /**< The number of paired devices */
/**
* Devices that are currently paired to the receiver. If the device_index
* property of a device is zero, then either the device is not paired or the
* device information has not been acquired yet.
*/
HidppDevice devices[MAX_DEVICES];
struct {
uint8_t notification_flags;
uint32_t serial_number;
} receiver;
};
UnifyingState *unifying_new(int fd)
{
UnifyingState *s;
if (fd < 0)
return NULL;
s = calloc(1, sizeof(UnifyingState));
if (!s)
return NULL;
s->fd = fd;
return s;
}
void unifying_close(UnifyingState *s)
{
if (s->fd >= 0)
close(s->fd);
free(s);
}
#if 0
int unifying_rvr_get_version(UnifyingState *s, FirmwareType type,
FirmwareVersion *fw);
int unifying_rvr_get_serial(UnifyingState *s, uint32_t *serial);
/* general device information */
int unifying_dev_get_version(UnifyingState *s, uint8_t ix, FirmwareType type,
FirmwareVersion *fw);
int unifying_dev_get_short_name(UnifyingState *s, uint8_t ix, char *name);
int unifying_dev_get_name(UnifyingState *s, uint8_t ix, char **name);
int unifying_dev_get_wpid(UnifyingState *s, uint8_t ix, uint16_t *wpid);
int unifying_dev_get_type(UnifyingState *s, uint8_t ix, uint8_t *devtype);
int unifying_dev_get_serial(UnifyingState *s, uint8_t ix, uint32_t *serial);
/* pairing related */
int unifying_dev_pairing_open(UnifyingState *s);
int unifying_dev_pairing_unpair(UnifyingState *s, uint8_t ix);
int unifying_dev_pairing_close(UnifyingState *s);
#endif
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