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/*
* Copyright (c) 2012
* Lars-Dominik Braun <lars@6xq.net>
*
* Permission is hereby granted, free of charge, to any person obtaining a copy
* of this software and associated documentation files (the "Software"), to
* deal in the Software without restriction, including without limitation the
* rights to use, copy, modify, merge, publish, distribute, sublicense, and/or
* sell copies of the Software, and to permit persons to whom the Software is
* furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in
* all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
* FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
* IN THE SOFTWARE.
*/
#ifndef _DEVICE_H
#define _DEVICE_H
#include <stdbool.h>
#include <libusb.h>
typedef enum {
HIDPP_DEVID_ROOT = 0xff,
} hidppDeviceId_t;
/* HID++ version */
typedef struct {
uint8_t major, minor;
} hidppVersion_t;
/* firmware type */
typedef enum {
HIDPP_FW_TYPE_MAIN = 0,
HIDPP_FW_TYPE_BOOT = 1,
HIDPP_FW_TYPE_HARDWARE = 2,
/* _OTHER >= 3 */
} hidppFirmwareType_t;
/* firmware version object */
typedef struct {
char prefix[4];
uint16_t version;
uint16_t build;
} hidppFirmware_t;
/* device types */
typedef enum {
HIDPP_DEV_KEYBOARD = 0,
HIDPP_DEV_REMOTE_CONTROL = 1,
HIDPP_DEV_NUMPAD = 2,
HIDPP_DEV_MOUSE = 3,
HIDPP_DEV_TOUCHPAD = 4,
HIDPP_DEV_TRACKBALL = 5,
HIDPP_DEV_PRESENTER = 6,
HIDPP_DEV_RECEIVER = 7,
} hidppDeviceType_t;
/* feature id’s */
typedef enum {
HIDPP_FEATURE_ROOT = 0x0000,
HIDPP_FEATURE_SET = 0x0001,
HIDPP_FEATURE_FIRMWARE_INFO = 0x0003,
HIDPP_FEATURE_DEVICE_INFO = 0x0005,
HIDPP_FEATURE_BATTERY_STATUS = 0x1000,
HIDPP_FEATURE_PROGRAMMABLE_KEYS = 0x1b00,
HIDPP_FEATURE_WIRELESS_STATUS = 0x1d4b,
} hidppFeatureId_t;
/* feature flags (bitfield) */
typedef enum {
HIDPP_FF_OBSOLETE = (1 << 7),
HIDPP_FF_HIDDEN = (1 << 6),
HIDPP_FF_LOGITECH = (1 << 5),
} hidppFeatureFlags_t;
typedef struct {
hidppFeatureId_t id;
hidppFeatureFlags_t flags;
} hidppFeature_t;
struct hidppDevice {
libusb_device_handle *usbDev;
/* general */
hidppDeviceId_t id;
hidppDeviceType_t type;
hidppVersion_t hidVersion;
char *name;
/* feature index table */
size_t featuresCount;
hidppFeature_t *features;
/* firmware versions */
size_t firmwareCount;
hidppFirmware_t *firmware;
/* children (if any) */
size_t childrenCount;
struct hidppDevice *children;
} hidppDevice;
typedef struct hidppDevice hidppDevice_t;
void hidppDeviceDestroy (hidppDevice_t * const d);
void hidppDeviceInit (hidppDevice_t * const d,
libusb_device_handle * const usbDev, const hidppDeviceId_t id);
void hidppDevicePrint (const hidppDevice_t * const d);
bool hidppFeatureIdToIdx (const hidppDevice_t * const d,
const hidppFeatureId_t id, uint8_t * const retIdx);
#endif /* _DEVICE_H */
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