290 lines
9.2 KiB
C
290 lines
9.2 KiB
C
#include "furi_hal_bt_hid.h"
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#include "furi_hal_usb_hid.h"
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#include "usb_hid.h"
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#include "dev_info_service.h"
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#include "battery_service.h"
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#include "hid_service.h"
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#include <furi.h>
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#define FURI_HAL_BT_INFO_BASE_USB_SPECIFICATION (0x0101)
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#define FURI_HAL_BT_INFO_COUNTRY_CODE (0x00)
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#define FURI_HAL_BT_HID_INFO_FLAG_REMOTE_WAKE_MSK (0x01)
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#define FURI_HAL_BT_HID_INFO_FLAG_NORMALLY_CONNECTABLE_MSK (0x02)
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#define FURI_HAL_BT_HID_KB_MAX_KEYS 6
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#define FURI_HAL_BT_HID_CONSUMER_MAX_KEYS 1
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// Report ids cant be 0
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enum HidReportId {
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ReportIdKeyboard = 1,
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ReportIdMouse = 2,
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ReportIdConsumer = 3,
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};
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// Report numbers corresponded to the report id with an offset of 1
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enum HidInputNumber {
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ReportNumberKeyboard = 0,
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ReportNumberMouse = 1,
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ReportNumberConsumer = 2,
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};
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typedef struct {
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uint8_t mods;
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uint8_t reserved;
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uint8_t key[FURI_HAL_BT_HID_KB_MAX_KEYS];
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} __attribute__((__packed__)) FuriHalBtHidKbReport;
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typedef struct {
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uint8_t btn;
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int8_t x;
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int8_t y;
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int8_t wheel;
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} __attribute__((__packed__)) FuriHalBtHidMouseReport;
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typedef struct {
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uint16_t key[FURI_HAL_BT_HID_CONSUMER_MAX_KEYS];
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} __attribute__((__packed__)) FuriHalBtHidConsumerReport;
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// keyboard+mouse+consumer hid report
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static const uint8_t furi_hal_bt_hid_report_map_data[] = {
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// Keyboard Report
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HID_USAGE_PAGE(HID_PAGE_DESKTOP),
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HID_USAGE(HID_DESKTOP_KEYBOARD),
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HID_COLLECTION(HID_APPLICATION_COLLECTION),
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HID_REPORT_ID(ReportIdKeyboard),
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HID_USAGE_PAGE(HID_DESKTOP_KEYPAD),
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HID_USAGE_MINIMUM(HID_KEYBOARD_L_CTRL),
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HID_USAGE_MAXIMUM(HID_KEYBOARD_R_GUI),
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HID_LOGICAL_MINIMUM(0),
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HID_LOGICAL_MAXIMUM(1),
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HID_REPORT_SIZE(1),
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HID_REPORT_COUNT(8),
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HID_INPUT(HID_IOF_DATA | HID_IOF_VARIABLE | HID_IOF_ABSOLUTE),
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HID_REPORT_COUNT(1),
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HID_REPORT_SIZE(8),
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HID_INPUT(HID_IOF_CONSTANT | HID_IOF_VARIABLE | HID_IOF_ABSOLUTE),
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HID_USAGE_PAGE(HID_PAGE_LED),
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HID_REPORT_COUNT(8),
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HID_REPORT_SIZE(1),
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HID_USAGE_MINIMUM(1),
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HID_USAGE_MAXIMUM(8),
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HID_OUTPUT(HID_IOF_DATA | HID_IOF_VARIABLE | HID_IOF_ABSOLUTE),
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HID_REPORT_COUNT(FURI_HAL_BT_HID_KB_MAX_KEYS),
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HID_REPORT_SIZE(8),
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HID_LOGICAL_MINIMUM(0),
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HID_LOGICAL_MAXIMUM(101),
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HID_USAGE_PAGE(HID_DESKTOP_KEYPAD),
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HID_USAGE_MINIMUM(0),
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HID_USAGE_MAXIMUM(101),
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HID_INPUT(HID_IOF_DATA | HID_IOF_ARRAY | HID_IOF_ABSOLUTE),
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HID_END_COLLECTION,
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// Mouse Report
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HID_USAGE_PAGE(HID_PAGE_DESKTOP),
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HID_USAGE(HID_DESKTOP_MOUSE),
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HID_COLLECTION(HID_APPLICATION_COLLECTION),
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HID_USAGE(HID_DESKTOP_POINTER),
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HID_COLLECTION(HID_PHYSICAL_COLLECTION),
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HID_REPORT_ID(ReportIdMouse),
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HID_USAGE_PAGE(HID_PAGE_BUTTON),
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HID_USAGE_MINIMUM(1),
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HID_USAGE_MAXIMUM(3),
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HID_LOGICAL_MINIMUM(0),
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HID_LOGICAL_MAXIMUM(1),
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HID_REPORT_COUNT(3),
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HID_REPORT_SIZE(1),
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HID_INPUT(HID_IOF_DATA | HID_IOF_VARIABLE | HID_IOF_ABSOLUTE),
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HID_REPORT_SIZE(1),
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HID_REPORT_COUNT(5),
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HID_INPUT(HID_IOF_CONSTANT | HID_IOF_VARIABLE | HID_IOF_ABSOLUTE),
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HID_USAGE_PAGE(HID_PAGE_DESKTOP),
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HID_USAGE(HID_DESKTOP_X),
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HID_USAGE(HID_DESKTOP_Y),
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HID_USAGE(HID_DESKTOP_WHEEL),
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HID_LOGICAL_MINIMUM(-127),
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HID_LOGICAL_MAXIMUM(127),
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HID_REPORT_SIZE(8),
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HID_REPORT_COUNT(3),
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HID_INPUT(HID_IOF_DATA | HID_IOF_VARIABLE | HID_IOF_RELATIVE),
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HID_END_COLLECTION,
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HID_END_COLLECTION,
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// Consumer Report
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HID_USAGE_PAGE(HID_PAGE_CONSUMER),
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HID_USAGE(HID_CONSUMER_CONTROL),
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HID_COLLECTION(HID_APPLICATION_COLLECTION),
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HID_REPORT_ID(ReportIdConsumer),
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HID_LOGICAL_MINIMUM(0),
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HID_RI_LOGICAL_MAXIMUM(16, 0x3FF),
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HID_USAGE_MINIMUM(0),
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HID_RI_USAGE_MAXIMUM(16, 0x3FF),
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HID_REPORT_COUNT(FURI_HAL_BT_HID_CONSUMER_MAX_KEYS),
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HID_REPORT_SIZE(16),
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HID_INPUT(HID_IOF_DATA | HID_IOF_ARRAY | HID_IOF_ABSOLUTE),
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HID_END_COLLECTION,
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};
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FuriHalBtHidKbReport* kb_report = NULL;
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FuriHalBtHidMouseReport* mouse_report = NULL;
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FuriHalBtHidConsumerReport* consumer_report = NULL;
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void furi_hal_bt_hid_start() {
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// Start device info
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if(!dev_info_svc_is_started()) {
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dev_info_svc_start();
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}
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// Start battery service
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if(!battery_svc_is_started()) {
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battery_svc_start();
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}
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// Start HID service
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if(!hid_svc_is_started()) {
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hid_svc_start();
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}
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// Configure HID Keyboard
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kb_report = malloc(sizeof(FuriHalBtHidKbReport));
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mouse_report = malloc(sizeof(FuriHalBtHidMouseReport));
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consumer_report = malloc(sizeof(FuriHalBtHidConsumerReport));
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// Configure Report Map characteristic
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hid_svc_update_report_map(
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furi_hal_bt_hid_report_map_data, sizeof(furi_hal_bt_hid_report_map_data));
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// Configure HID Information characteristic
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uint8_t hid_info_val[4] = {
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FURI_HAL_BT_INFO_BASE_USB_SPECIFICATION & 0x00ff,
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(FURI_HAL_BT_INFO_BASE_USB_SPECIFICATION & 0xff00) >> 8,
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FURI_HAL_BT_INFO_COUNTRY_CODE,
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FURI_HAL_BT_HID_INFO_FLAG_REMOTE_WAKE_MSK |
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FURI_HAL_BT_HID_INFO_FLAG_NORMALLY_CONNECTABLE_MSK,
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};
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hid_svc_update_info(hid_info_val, sizeof(hid_info_val));
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}
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void furi_hal_bt_hid_stop() {
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furi_assert(kb_report);
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furi_assert(mouse_report);
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furi_assert(consumer_report);
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// Stop all services
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if(dev_info_svc_is_started()) {
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dev_info_svc_stop();
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}
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if(battery_svc_is_started()) {
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battery_svc_stop();
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}
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if(hid_svc_is_started()) {
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hid_svc_stop();
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}
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free(kb_report);
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free(mouse_report);
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free(consumer_report);
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kb_report = NULL;
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mouse_report = NULL;
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consumer_report = NULL;
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}
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bool furi_hal_bt_hid_kb_press(uint16_t button) {
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furi_assert(kb_report);
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for(uint8_t i = 0; i < FURI_HAL_BT_HID_KB_MAX_KEYS; i++) {
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if(kb_report->key[i] == 0) {
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kb_report->key[i] = button & 0xFF;
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break;
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}
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}
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kb_report->mods |= (button >> 8);
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return hid_svc_update_input_report(
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ReportNumberKeyboard, (uint8_t*)kb_report, sizeof(FuriHalBtHidKbReport));
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}
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bool furi_hal_bt_hid_kb_release(uint16_t button) {
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furi_assert(kb_report);
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for(uint8_t i = 0; i < FURI_HAL_BT_HID_KB_MAX_KEYS; i++) {
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if(kb_report->key[i] == (button & 0xFF)) {
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kb_report->key[i] = 0;
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break;
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}
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}
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kb_report->mods &= ~(button >> 8);
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return hid_svc_update_input_report(
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ReportNumberKeyboard, (uint8_t*)kb_report, sizeof(FuriHalBtHidKbReport));
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}
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bool furi_hal_bt_hid_kb_release_all() {
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furi_assert(kb_report);
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for(uint8_t i = 0; i < FURI_HAL_BT_HID_KB_MAX_KEYS; i++) {
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kb_report->key[i] = 0;
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}
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kb_report->mods = 0;
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return hid_svc_update_input_report(
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ReportNumberKeyboard, (uint8_t*)kb_report, sizeof(FuriHalBtHidKbReport));
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}
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bool furi_hal_bt_hid_consumer_key_press(uint16_t button) {
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furi_assert(consumer_report);
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for(uint8_t i = 0; i < FURI_HAL_BT_HID_CONSUMER_MAX_KEYS; i++) { //-V1008
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if(consumer_report->key[i] == 0) {
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consumer_report->key[i] = button;
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break;
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}
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}
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return hid_svc_update_input_report(
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ReportNumberConsumer, (uint8_t*)consumer_report, sizeof(FuriHalBtHidConsumerReport));
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}
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bool furi_hal_bt_hid_consumer_key_release(uint16_t button) {
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furi_assert(consumer_report);
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for(uint8_t i = 0; i < FURI_HAL_BT_HID_CONSUMER_MAX_KEYS; i++) { //-V1008
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if(consumer_report->key[i] == button) {
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consumer_report->key[i] = 0;
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break;
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}
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}
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return hid_svc_update_input_report(
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ReportNumberConsumer, (uint8_t*)consumer_report, sizeof(FuriHalBtHidConsumerReport));
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}
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bool furi_hal_bt_hid_consumer_key_release_all() {
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furi_assert(consumer_report);
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for(uint8_t i = 0; i < FURI_HAL_BT_HID_CONSUMER_MAX_KEYS; i++) { //-V1008
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consumer_report->key[i] = 0;
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}
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return hid_svc_update_input_report(
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ReportNumberConsumer, (uint8_t*)consumer_report, sizeof(FuriHalBtHidConsumerReport));
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}
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bool furi_hal_bt_hid_mouse_move(int8_t dx, int8_t dy) {
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furi_assert(mouse_report);
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mouse_report->x = dx;
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mouse_report->y = dy;
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bool state = hid_svc_update_input_report(
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ReportNumberMouse, (uint8_t*)mouse_report, sizeof(FuriHalBtHidMouseReport));
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mouse_report->x = 0;
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mouse_report->y = 0;
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return state;
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}
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bool furi_hal_bt_hid_mouse_press(uint8_t button) {
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furi_assert(mouse_report);
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mouse_report->btn |= button;
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return hid_svc_update_input_report(
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ReportNumberMouse, (uint8_t*)mouse_report, sizeof(FuriHalBtHidMouseReport));
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}
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bool furi_hal_bt_hid_mouse_release(uint8_t button) {
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furi_assert(mouse_report);
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mouse_report->btn &= ~button;
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return hid_svc_update_input_report(
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ReportNumberMouse, (uint8_t*)mouse_report, sizeof(FuriHalBtHidMouseReport));
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}
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bool furi_hal_bt_hid_mouse_release_all() {
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furi_assert(mouse_report);
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mouse_report->btn = 0;
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return hid_svc_update_input_report(
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ReportNumberMouse, (uint8_t*)mouse_report, sizeof(FuriHalBtHidMouseReport));
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}
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bool furi_hal_bt_hid_mouse_scroll(int8_t delta) {
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furi_assert(mouse_report);
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mouse_report->wheel = delta;
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bool state = hid_svc_update_input_report(
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ReportNumberMouse, (uint8_t*)mouse_report, sizeof(FuriHalBtHidMouseReport));
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mouse_report->wheel = 0;
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return state;
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}
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