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Fix dynamic construction of NUMPAD keycodes in altPrintln

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oldip
2024-03-18 16:01:13 +08:00
parent fc3a1f28b2
commit 68746193a0
1 changed files with 12 additions and 8 deletions
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20
applications/system/js_app/modules/js_badusb.c
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@@ -412,20 +412,24 @@ static void js_badusb_altPrintln(struct mjs* mjs) {
for(size_t i = 0; i < str_len; ++i) {
uint8_t ascii_code = (uint8_t)str[i];
// Convert each character's ASCII code to a series of Numpad key presses with ALT key
char ascii_str[5]; // Enough to hold up to 4 digits plus a null terminator
// Convert the ASCII code of each character into a string of digits
char ascii_str[5]; // Sufficient to hold up to 4 digits plus a null terminator
snprintf(ascii_str, sizeof(ascii_str), "%u", ascii_code);
// For each digit of the ASCII code, simulate pressing ALT + Numpad key
furi_hal_hid_kb_press(KEY_MOD_LEFT_ALT);
for(size_t j = 0; ascii_str[j] != '\0'; ++j) {
uint16_t keycode = get_keycode_by_name((const char[]){"NUMPAD_", ascii_str[j], '\0'}, 3);
// Construct the keycode name string for the current digit
char keycode_name[11]; // "NUMPAD_" + one digit + '\0'
snprintf(keycode_name, sizeof(keycode_name), "NUMPAD_%c", ascii_str[j]);
// Find the corresponding keycode for the Numpad key
uint16_t keycode = get_keycode_by_name(keycode_name, strlen(keycode_name));
if(keycode != HID_KEYBOARD_NONE) {
furi_hal_hid_kb_press(keycode); // Press the Numpad key
furi_hal_hid_kb_release(keycode); // Release the Numpad key
furi_hal_hid_kb_press(KEY_MOD_LEFT_ALT); // Press the ALT key
furi_hal_hid_kb_press(keycode); // Press the Numpad key
furi_hal_hid_kb_release(keycode); // Release the Numpad key
furi_hal_hid_kb_release(KEY_MOD_LEFT_ALT); // Release the ALT key
}
}
furi_hal_hid_kb_release(KEY_MOD_LEFT_ALT); // Release the ALT key after each character
}
// Simulate pressing the Enter key to mimic println behavior