1 files changed, 120 insertions, 0 deletions
diff --git a/src/device.h b/src/device.h
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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 */
+