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Merge pull request #33 from oldip/feature/numpad-keybindings

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Add numpad keybindings to improve non-US input methods
This commit is contained in:
WillyJL
2024-03-19 04:48:01 +00:00
committed by GitHub
parent 385fe4b4e6 f48848ca4d
commit 1a2c029ab6
2 changed files with 71 additions and 6 deletions
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6
applications/system/js_app/examples/apps/Scripts/badusb_demo.js
View File

@@ -26,6 +26,12 @@ if (badusb.isConnected()) {
badusb.println("Flipper Name: " + flipper.getName());
badusb.println("Battery level: " + to_string(flipper.getBatteryCharge()) + "%");
// Alt+Numpad method works only on Windows!!!
badusb.altPrintln("This was printed with Alt+Numpad method!");
// There's also badusb.print() and badusb.altPrint()
// which don't add the return at the end
notify.success();
} else {
print("USB not connected");

71
applications/system/js_app/modules/js_badusb.c
View File

@@ -52,6 +52,17 @@ static const struct {
{"F10", HID_KEYBOARD_F10},
{"F11", HID_KEYBOARD_F11},
{"F12", HID_KEYBOARD_F12},
{"NUM0", HID_KEYPAD_0},
{"NUM1", HID_KEYPAD_1},
{"NUM2", HID_KEYPAD_2},
{"NUM3", HID_KEYPAD_3},
{"NUM4", HID_KEYPAD_4},
{"NUM5", HID_KEYPAD_5},
{"NUM6", HID_KEYPAD_6},
{"NUM7", HID_KEYPAD_7},
{"NUM8", HID_KEYPAD_8},
{"NUM9", HID_KEYPAD_9},
};
static void js_badusb_quit_free(JsBadusbInst* badusb) {
@@ -314,7 +325,35 @@ static void js_badusb_release(struct mjs* mjs) {
mjs_return(mjs, MJS_UNDEFINED);
}
static void badusb_print(struct mjs* mjs, bool ln) {
// Make sure NUMLOCK is enabled for altchar
static void ducky_numlock_on() {
if((furi_hal_hid_get_led_state() & HID_KB_LED_NUM) == 0) {
furi_hal_hid_kb_press(HID_KEYBOARD_LOCK_NUM_LOCK);
furi_hal_hid_kb_release(HID_KEYBOARD_LOCK_NUM_LOCK);
}
}
// Simulate pressing a character using ALT+Numpad ASCII code
static void ducky_altchar(const char* ascii_code) {
// Hold the ALT key
furi_hal_hid_kb_press(KEY_MOD_LEFT_ALT);
// Press the corresponding numpad key for each digit of the ASCII code
for(size_t i = 0; ascii_code[i] != '\0'; i++) {
char digitChar[5] = {'N', 'U', 'M', ascii_code[i], '\0'}; // Construct the numpad key name
uint16_t numpad_keycode = get_keycode_by_name(digitChar, strlen(digitChar));
if(numpad_keycode == HID_KEYBOARD_NONE) {
continue; // Skip if keycode not found
}
furi_hal_hid_kb_press(numpad_keycode);
furi_hal_hid_kb_release(numpad_keycode);
}
// Release the ALT key
furi_hal_hid_kb_release(KEY_MOD_LEFT_ALT);
}
static void badusb_print(struct mjs* mjs, bool ln, bool alt) {
mjs_val_t obj_inst = mjs_get(mjs, mjs_get_this(mjs), INST_PROP_NAME, ~0);
JsBadusbInst* badusb = mjs_get_ptr(mjs, obj_inst);
furi_assert(badusb);
@@ -360,10 +399,20 @@ static void badusb_print(struct mjs* mjs, bool ln) {
return;
}
if(alt) {
ducky_numlock_on();
}
for(size_t i = 0; i < text_len; i++) {
uint16_t keycode = HID_ASCII_TO_KEY(text_str[i]);
furi_hal_hid_kb_press(keycode);
furi_hal_hid_kb_release(keycode);
if(alt) {
// Convert character to ascii numeric value
char ascii_str[4];
snprintf(ascii_str, sizeof(ascii_str), "%u", (uint8_t)text_str[i]);
ducky_altchar(ascii_str);
} else {
uint16_t keycode = HID_ASCII_TO_KEY(text_str[i]);
furi_hal_hid_kb_press(keycode);
furi_hal_hid_kb_release(keycode);
}
if(delay_val > 0) {
bool need_exit = js_delay_with_flags(mjs, delay_val);
if(need_exit) {
@@ -381,11 +430,19 @@ static void badusb_print(struct mjs* mjs, bool ln) {
}
static void js_badusb_print(struct mjs* mjs) {
badusb_print(mjs, false);
badusb_print(mjs, false, false);
}
static void js_badusb_println(struct mjs* mjs) {
badusb_print(mjs, true);
badusb_print(mjs, true, false);
}
static void js_badusb_alt_print(struct mjs* mjs) {
badusb_print(mjs, false, true);
}
static void js_badusb_alt_println(struct mjs* mjs) {
badusb_print(mjs, true, true);
}
static void* js_badusb_create(struct mjs* mjs, mjs_val_t* object) {
@@ -400,6 +457,8 @@ static void* js_badusb_create(struct mjs* mjs, mjs_val_t* object) {
mjs_set(mjs, badusb_obj, "release", ~0, MJS_MK_FN(js_badusb_release));
mjs_set(mjs, badusb_obj, "print", ~0, MJS_MK_FN(js_badusb_print));
mjs_set(mjs, badusb_obj, "println", ~0, MJS_MK_FN(js_badusb_println));
mjs_set(mjs, badusb_obj, "altPrint", ~0, MJS_MK_FN(js_badusb_alt_print));
mjs_set(mjs, badusb_obj, "altPrintln", ~0, MJS_MK_FN(js_badusb_alt_println));
*object = badusb_obj;
return badusb;
}