rustdesk/src/ui_session_interface.rs

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#[cfg(not(any(target_os = "android", target_os = "ios")))]
use crate::client::get_key_state;
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use crate::client::io_loop::Remote;
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use crate::client::{
check_if_retry, handle_hash, handle_login_from_ui, handle_test_delay, input_os_password,
load_config, send_mouse, start_video_audio_threads, FileManager, Key, LoginConfigHandler,
QualityStatus, KEY_MAP, SERVER_KEYBOARD_ENABLED,
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};
use crate::common::IS_X11;
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use crate::{client::Data, client::Interface};
use async_trait::async_trait;
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use hbb_common::config::{Config, LocalConfig, PeerConfig};
use hbb_common::rendezvous_proto::ConnType;
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use hbb_common::tokio::{self, sync::mpsc};
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#[cfg(not(any(target_os = "android", target_os = "ios")))]
use rdev::Keyboard as RdevKeyboard;
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use rdev::{Event, EventType, EventType::*, Key as RdevKey, KeyboardState};
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use hbb_common::{allow_err, message_proto::*};
use hbb_common::{fs, get_version_number, log, Stream};
use std::collections::{HashMap, HashSet};
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use std::ops::{Deref, DerefMut};
use std::sync::atomic::{AtomicBool, AtomicUsize, Ordering};
use std::sync::{Arc, Mutex, RwLock};
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/// IS_IN KEYBOARD_HOOKED sciter only
pub static IS_IN: AtomicBool = AtomicBool::new(false);
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pub static KEYBOARD_HOOKED: AtomicBool = AtomicBool::new(true);
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pub static HOTKEY_HOOK_ENABLED: AtomicBool = AtomicBool::new(false);
#[cfg(target_os = "linux")]
use rdev::IS_GRAB;
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#[cfg(windows)]
static mut IS_ALT_GR: bool = false;
lazy_static::lazy_static! {
static ref TO_RELEASE: Arc<Mutex<HashSet<RdevKey>>> = Arc::new(Mutex::new(HashSet::<RdevKey>::new()));
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}
#[cfg(not(any(target_os = "android", target_os = "ios")))]
lazy_static::lazy_static! {
static ref KEYBOARD: Arc<Mutex<RdevKeyboard>> = Arc::new(Mutex::new(RdevKeyboard::new().unwrap()));
}
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lazy_static::lazy_static! {
static ref MUTEX_SPECIAL_KEYS: Mutex<HashMap<RdevKey, bool>> = {
let mut m = HashMap::new();
m.insert(RdevKey::ShiftLeft, false);
m.insert(RdevKey::ShiftRight, false);
m.insert(RdevKey::ControlLeft, false);
m.insert(RdevKey::ControlRight, false);
m.insert(RdevKey::Alt, false);
m.insert(RdevKey::AltGr, false);
m.insert(RdevKey::MetaLeft, false);
m.insert(RdevKey::MetaRight, false);
Mutex::new(m)
};
}
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#[derive(Clone, Default)]
pub struct Session<T: InvokeUiSession> {
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pub id: String,
pub password: String,
pub args: Vec<String>,
pub lc: Arc<RwLock<LoginConfigHandler>>,
pub sender: Arc<RwLock<Option<mpsc::UnboundedSender<Data>>>>,
pub thread: Arc<Mutex<Option<std::thread::JoinHandle<()>>>>,
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pub ui_handler: T,
}
impl<T: InvokeUiSession> Session<T> {
pub fn get_view_style(&self) -> String {
self.lc.read().unwrap().view_style.clone()
}
pub fn get_image_quality(&self) -> String {
self.lc.read().unwrap().image_quality.clone()
}
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pub fn get_custom_image_quality(&self) -> Vec<i32> {
self.lc.read().unwrap().custom_image_quality.clone()
}
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pub fn get_keyboard_mode(&self) -> String {
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global_get_keyboard_mode()
}
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pub fn save_keyboard_mode(&self, value: String) {
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global_save_keyboard_mode(value);
}
pub fn save_view_style(&mut self, value: String) {
self.lc.write().unwrap().save_view_style(value);
}
pub fn toggle_option(&mut self, name: String) {
let msg = self.lc.write().unwrap().toggle_option(name.clone());
if name == "enable-file-transfer" {
self.send(Data::ToggleClipboardFile);
}
if let Some(msg) = msg {
self.send(Data::Message(msg));
}
}
pub fn get_toggle_option(&self, name: String) -> bool {
self.lc.read().unwrap().get_toggle_option(&name)
}
pub fn is_privacy_mode_supported(&self) -> bool {
self.lc.read().unwrap().is_privacy_mode_supported()
}
pub fn refresh_video(&self) {
self.send(Data::Message(LoginConfigHandler::refresh()));
}
pub fn record_screen(&self, start: bool, w: i32, h: i32) {
self.send(Data::RecordScreen(start, w, h, self.id.clone()));
}
pub fn save_custom_image_quality(&mut self, custom_image_quality: i32) {
let msg = self
.lc
.write()
.unwrap()
.save_custom_image_quality(custom_image_quality);
self.send(Data::Message(msg));
}
pub fn save_image_quality(&mut self, value: String) {
let msg = self.lc.write().unwrap().save_image_quality(value);
if let Some(msg) = msg {
self.send(Data::Message(msg));
}
}
pub fn set_custom_fps(&mut self, custom_fps: i32) {
let msg = self.lc.write().unwrap().set_custom_fps(custom_fps);
self.send(Data::Message(msg));
}
pub fn get_remember(&self) -> bool {
self.lc.read().unwrap().remember
}
pub fn set_write_override(
&mut self,
job_id: i32,
file_num: i32,
is_override: bool,
remember: bool,
is_upload: bool,
) -> bool {
self.send(Data::SetConfirmOverrideFile((
job_id,
file_num,
is_override,
remember,
is_upload,
)));
true
}
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pub fn supported_hwcodec(&self) -> (bool, bool) {
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#[cfg(any(feature = "hwcodec", feature = "mediacodec"))]
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{
let decoder = scrap::codec::Decoder::video_codec_state(&self.id);
let mut h264 = decoder.score_h264 > 0;
let mut h265 = decoder.score_h265 > 0;
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let (encoding_264, encoding_265) = self
.lc
.read()
.unwrap()
.supported_encoding
.unwrap_or_default();
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h264 = h264 && encoding_264;
h265 = h265 && encoding_265;
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return (h264, h265);
}
(false, false)
}
pub fn change_prefer_codec(&self) {
let msg = self.lc.write().unwrap().change_prefer_codec();
self.send(Data::Message(msg));
}
pub fn restart_remote_device(&self) {
let mut lc = self.lc.write().unwrap();
lc.restarting_remote_device = true;
let msg = lc.restart_remote_device();
self.send(Data::Message(msg));
}
pub fn get_audit_server(&self) -> String {
if self.lc.read().unwrap().conn_id <= 0
|| LocalConfig::get_option("access_token").is_empty()
{
return "".to_owned();
}
crate::get_audit_server(
Config::get_option("api-server"),
Config::get_option("custom-rendezvous-server"),
)
}
pub fn send_note(&self, note: String) {
let url = self.get_audit_server();
let id = self.id.clone();
let conn_id = self.lc.read().unwrap().conn_id;
std::thread::spawn(move || {
send_note(url, id, conn_id, note);
});
}
pub fn is_xfce(&self) -> bool {
crate::platform::is_xfce()
}
pub fn remove_port_forward(&self, port: i32) {
let mut config = self.load_config();
config.port_forwards = config
.port_forwards
.drain(..)
.filter(|x| x.0 != port)
.collect();
self.save_config(config);
self.send(Data::RemovePortForward(port));
}
pub fn add_port_forward(&mut self, port: i32, remote_host: String, remote_port: i32) {
let mut config = self.load_config();
if config
.port_forwards
.iter()
.filter(|x| x.0 == port)
.next()
.is_some()
{
return;
}
let pf = (port, remote_host, remote_port);
config.port_forwards.push(pf.clone());
self.save_config(config);
self.send(Data::AddPortForward(pf));
}
pub fn get_id(&self) -> String {
self.id.clone()
}
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pub fn get_option(&self, k: String) -> String {
if k.eq("remote_dir") {
return self.lc.read().unwrap().get_remote_dir();
}
self.lc.read().unwrap().get_option(&k)
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}
pub fn set_option(&self, k: String, mut v: String) {
let mut lc = self.lc.write().unwrap();
if k.eq("remote_dir") {
v = lc.get_all_remote_dir(v);
}
lc.set_option(k, v);
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}
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#[inline]
pub fn load_config(&self) -> PeerConfig {
load_config(&self.id)
}
#[inline]
pub(super) fn save_config(&self, config: PeerConfig) {
self.lc.write().unwrap().save_config(config);
}
pub fn is_restarting_remote_device(&self) -> bool {
self.lc.read().unwrap().restarting_remote_device
}
#[inline]
pub fn peer_platform(&self) -> String {
self.lc.read().unwrap().info.platform.clone()
}
pub fn ctrl_alt_del(&self) {
if self.peer_platform() == "Windows" {
let mut key_event = KeyEvent::new();
key_event.set_control_key(ControlKey::CtrlAltDel);
// todo
key_event.down = true;
self.send_key_event(key_event, KeyboardMode::Legacy);
} else {
let mut key_event = KeyEvent::new();
key_event.set_control_key(ControlKey::Delete);
self.legacy_modifiers(&mut key_event, true, true, false, false);
// todo
key_event.press = true;
self.send_key_event(key_event, KeyboardMode::Legacy);
}
}
fn send_key_event(&self, mut evt: KeyEvent, keyboard_mode: KeyboardMode) {
// mode: legacy(0), map(1), translate(2), auto(3)
evt.mode = keyboard_mode.into();
let mut msg_out = Message::new();
msg_out.set_key_event(evt);
self.send(Data::Message(msg_out));
}
#[allow(dead_code)]
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fn convert_numpad_keys(&self, key: RdevKey) -> RdevKey {
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#[cfg(not(any(target_os = "android", target_os = "ios")))]
if get_key_state(enigo::Key::NumLock) {
return key;
}
match key {
RdevKey::Kp0 => RdevKey::Insert,
RdevKey::KpDecimal => RdevKey::Delete,
RdevKey::Kp1 => RdevKey::End,
RdevKey::Kp2 => RdevKey::DownArrow,
RdevKey::Kp3 => RdevKey::PageDown,
RdevKey::Kp4 => RdevKey::LeftArrow,
RdevKey::Kp5 => RdevKey::Clear,
RdevKey::Kp6 => RdevKey::RightArrow,
RdevKey::Kp7 => RdevKey::Home,
RdevKey::Kp8 => RdevKey::UpArrow,
RdevKey::Kp9 => RdevKey::PageUp,
_ => key,
}
}
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fn map_keyboard_mode(&self, down_or_up: bool, key: RdevKey, _evt: Option<Event>) {
// map mode(1): Send keycode according to the peer platform.
#[cfg(target_os = "windows")]
let key = if let Some(e) = _evt {
rdev::get_win_key(e.code.into(), e.scan_code)
} else {
key
};
let peer = self.peer_platform();
let mut key_event = KeyEvent::new();
// According to peer platform.
let keycode: u32 = if peer == "Linux" {
rdev::linux_keycode_from_key(key).unwrap_or_default().into()
} else if peer == "Windows" {
rdev::win_keycode_from_key(key).unwrap_or_default().into()
} else {
// Without Clear Key on Mac OS
if key == rdev::Key::Clear {
return;
}
rdev::macos_keycode_from_key(key).unwrap_or_default().into()
};
key_event.set_chr(keycode);
key_event.down = down_or_up;
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#[cfg(not(any(target_os = "android", target_os = "ios")))]
if get_key_state(enigo::Key::CapsLock) {
key_event.modifiers.push(ControlKey::CapsLock.into());
}
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#[cfg(not(any(target_os = "android", target_os = "ios")))]
if get_key_state(enigo::Key::NumLock) {
key_event.modifiers.push(ControlKey::NumLock.into());
}
self.send_key_event(key_event, KeyboardMode::Map);
}
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#[cfg(not(any(target_os = "android", target_os = "ios")))]
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fn translate_keyboard_mode(&self, down_or_up: bool, key: RdevKey, evt: Event) {
// translate mode(2): locally generated characters are send to the peer.
// get char
let string = match KEYBOARD.lock() {
Ok(mut keyboard) => {
let string = keyboard.add(&evt.event_type).unwrap_or_default();
if keyboard.is_dead() && string == "" && down_or_up == true {
return;
}
string
}
Err(_) => "".to_owned(),
};
// maybe two string
let chars = if string == "" {
None
} else {
let chars: Vec<char> = string.chars().collect();
Some(chars)
};
if let Some(chars) = chars {
for chr in chars {
let mut key_event = KeyEvent::new();
key_event.set_chr(chr as _);
key_event.down = true;
key_event.press = false;
self.send_key_event(key_event, KeyboardMode::Translate);
}
} else {
let success = if down_or_up == true {
TO_RELEASE.lock().unwrap().insert(key)
} else {
TO_RELEASE.lock().unwrap().remove(&key)
};
// AltGr && LeftControl(SpecialKey) without action
if key == RdevKey::AltGr || evt.scan_code == 541 {
return;
}
if success {
self.map_keyboard_mode(down_or_up, key, None);
}
}
}
fn legacy_modifiers(
&self,
key_event: &mut KeyEvent,
alt: bool,
ctrl: bool,
shift: bool,
command: bool,
) {
if alt
&& !crate::is_control_key(&key_event, &ControlKey::Alt)
&& !crate::is_control_key(&key_event, &ControlKey::RAlt)
{
key_event.modifiers.push(ControlKey::Alt.into());
}
if shift
&& !crate::is_control_key(&key_event, &ControlKey::Shift)
&& !crate::is_control_key(&key_event, &ControlKey::RShift)
{
key_event.modifiers.push(ControlKey::Shift.into());
}
if ctrl
&& !crate::is_control_key(&key_event, &ControlKey::Control)
&& !crate::is_control_key(&key_event, &ControlKey::RControl)
{
key_event.modifiers.push(ControlKey::Control.into());
}
if command
&& !crate::is_control_key(&key_event, &ControlKey::Meta)
&& !crate::is_control_key(&key_event, &ControlKey::RWin)
{
key_event.modifiers.push(ControlKey::Meta.into());
}
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#[cfg(not(any(target_os = "android", target_os = "ios")))]
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if get_key_state(enigo::Key::CapsLock) {
key_event.modifiers.push(ControlKey::CapsLock.into());
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}
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#[cfg(not(any(target_os = "android", target_os = "ios")))]
if self.peer_platform() != "Mac OS" {
if get_key_state(enigo::Key::NumLock) {
key_event.modifiers.push(ControlKey::NumLock.into());
}
}
}
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#[cfg(not(any(target_os = "android", target_os = "ios")))]
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fn legacy_keyboard_mode(&self, down_or_up: bool, key: RdevKey, evt: Event) {
// legacy mode(0): Generate characters locally, look for keycode on other side.
let peer = self.peer_platform();
let is_win = peer == "Windows";
let alt = get_key_state(enigo::Key::Alt);
#[cfg(windows)]
let ctrl = {
let mut tmp =
get_key_state(enigo::Key::Control) || get_key_state(enigo::Key::RightControl);
unsafe {
if IS_ALT_GR {
if alt || key == RdevKey::AltGr {
if tmp {
tmp = false;
}
} else {
IS_ALT_GR = false;
}
}
}
tmp
};
#[cfg(not(windows))]
let ctrl = get_key_state(enigo::Key::Control) || get_key_state(enigo::Key::RightControl);
let shift = get_key_state(enigo::Key::Shift) || get_key_state(enigo::Key::RightShift);
#[cfg(windows)]
let command = crate::platform::windows::get_win_key_state();
#[cfg(not(windows))]
let command = get_key_state(enigo::Key::Meta);
let control_key = match key {
RdevKey::Alt => Some(ControlKey::Alt),
RdevKey::AltGr => Some(ControlKey::RAlt),
RdevKey::Backspace => Some(ControlKey::Backspace),
RdevKey::ControlLeft => {
// when pressing AltGr, an extra VK_LCONTROL with a special
// scancode with bit 9 set is sent, let's ignore this.
#[cfg(windows)]
if evt.scan_code & 0x200 != 0 {
unsafe {
IS_ALT_GR = true;
}
return;
}
Some(ControlKey::Control)
}
RdevKey::ControlRight => Some(ControlKey::RControl),
RdevKey::DownArrow => Some(ControlKey::DownArrow),
RdevKey::Escape => Some(ControlKey::Escape),
RdevKey::F1 => Some(ControlKey::F1),
RdevKey::F10 => Some(ControlKey::F10),
RdevKey::F11 => Some(ControlKey::F11),
RdevKey::F12 => Some(ControlKey::F12),
RdevKey::F2 => Some(ControlKey::F2),
RdevKey::F3 => Some(ControlKey::F3),
RdevKey::F4 => Some(ControlKey::F4),
RdevKey::F5 => Some(ControlKey::F5),
RdevKey::F6 => Some(ControlKey::F6),
RdevKey::F7 => Some(ControlKey::F7),
RdevKey::F8 => Some(ControlKey::F8),
RdevKey::F9 => Some(ControlKey::F9),
RdevKey::LeftArrow => Some(ControlKey::LeftArrow),
RdevKey::MetaLeft => Some(ControlKey::Meta),
RdevKey::MetaRight => Some(ControlKey::RWin),
RdevKey::Return => Some(ControlKey::Return),
RdevKey::RightArrow => Some(ControlKey::RightArrow),
RdevKey::ShiftLeft => Some(ControlKey::Shift),
RdevKey::ShiftRight => Some(ControlKey::RShift),
RdevKey::Space => Some(ControlKey::Space),
RdevKey::Tab => Some(ControlKey::Tab),
RdevKey::UpArrow => Some(ControlKey::UpArrow),
RdevKey::Delete => {
if is_win && ctrl && alt {
self.ctrl_alt_del();
return;
}
Some(ControlKey::Delete)
}
RdevKey::Apps => Some(ControlKey::Apps),
RdevKey::Cancel => Some(ControlKey::Cancel),
RdevKey::Clear => Some(ControlKey::Clear),
RdevKey::Kana => Some(ControlKey::Kana),
RdevKey::Hangul => Some(ControlKey::Hangul),
RdevKey::Junja => Some(ControlKey::Junja),
RdevKey::Final => Some(ControlKey::Final),
RdevKey::Hanja => Some(ControlKey::Hanja),
RdevKey::Hanji => Some(ControlKey::Hanja),
RdevKey::Convert => Some(ControlKey::Convert),
RdevKey::Print => Some(ControlKey::Print),
RdevKey::Select => Some(ControlKey::Select),
RdevKey::Execute => Some(ControlKey::Execute),
RdevKey::PrintScreen => Some(ControlKey::Snapshot),
RdevKey::Help => Some(ControlKey::Help),
RdevKey::Sleep => Some(ControlKey::Sleep),
RdevKey::Separator => Some(ControlKey::Separator),
RdevKey::KpReturn => Some(ControlKey::NumpadEnter),
RdevKey::Kp0 => Some(ControlKey::Numpad0),
RdevKey::Kp1 => Some(ControlKey::Numpad1),
RdevKey::Kp2 => Some(ControlKey::Numpad2),
RdevKey::Kp3 => Some(ControlKey::Numpad3),
RdevKey::Kp4 => Some(ControlKey::Numpad4),
RdevKey::Kp5 => Some(ControlKey::Numpad5),
RdevKey::Kp6 => Some(ControlKey::Numpad6),
RdevKey::Kp7 => Some(ControlKey::Numpad7),
RdevKey::Kp8 => Some(ControlKey::Numpad8),
RdevKey::Kp9 => Some(ControlKey::Numpad9),
RdevKey::KpDivide => Some(ControlKey::Divide),
RdevKey::KpMultiply => Some(ControlKey::Multiply),
RdevKey::KpDecimal => Some(ControlKey::Decimal),
RdevKey::KpMinus => Some(ControlKey::Subtract),
RdevKey::KpPlus => Some(ControlKey::Add),
RdevKey::CapsLock | RdevKey::NumLock | RdevKey::ScrollLock => {
return;
}
RdevKey::Home => Some(ControlKey::Home),
RdevKey::End => Some(ControlKey::End),
RdevKey::Insert => Some(ControlKey::Insert),
RdevKey::PageUp => Some(ControlKey::PageUp),
RdevKey::PageDown => Some(ControlKey::PageDown),
RdevKey::Pause => Some(ControlKey::Pause),
_ => None,
};
let mut key_event = KeyEvent::new();
if let Some(k) = control_key {
key_event.set_control_key(k);
} else {
let mut chr = match evt.name {
Some(ref s) => {
if s.len() <= 2 {
// exclude chinese characters
s.chars().next().unwrap_or('\0')
} else {
'\0'
}
}
_ => '\0',
};
if chr == '·' {
// special for Chinese
chr = '`';
}
if chr == '\0' {
chr = match key {
RdevKey::Num1 => '1',
RdevKey::Num2 => '2',
RdevKey::Num3 => '3',
RdevKey::Num4 => '4',
RdevKey::Num5 => '5',
RdevKey::Num6 => '6',
RdevKey::Num7 => '7',
RdevKey::Num8 => '8',
RdevKey::Num9 => '9',
RdevKey::Num0 => '0',
RdevKey::KeyA => 'a',
RdevKey::KeyB => 'b',
RdevKey::KeyC => 'c',
RdevKey::KeyD => 'd',
RdevKey::KeyE => 'e',
RdevKey::KeyF => 'f',
RdevKey::KeyG => 'g',
RdevKey::KeyH => 'h',
RdevKey::KeyI => 'i',
RdevKey::KeyJ => 'j',
RdevKey::KeyK => 'k',
RdevKey::KeyL => 'l',
RdevKey::KeyM => 'm',
RdevKey::KeyN => 'n',
RdevKey::KeyO => 'o',
RdevKey::KeyP => 'p',
RdevKey::KeyQ => 'q',
RdevKey::KeyR => 'r',
RdevKey::KeyS => 's',
RdevKey::KeyT => 't',
RdevKey::KeyU => 'u',
RdevKey::KeyV => 'v',
RdevKey::KeyW => 'w',
RdevKey::KeyX => 'x',
RdevKey::KeyY => 'y',
RdevKey::KeyZ => 'z',
RdevKey::Comma => ',',
RdevKey::Dot => '.',
RdevKey::SemiColon => ';',
RdevKey::Quote => '\'',
RdevKey::LeftBracket => '[',
RdevKey::RightBracket => ']',
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RdevKey::Slash => '/',
RdevKey::BackSlash => '\\',
RdevKey::Minus => '-',
RdevKey::Equal => '=',
RdevKey::BackQuote => '`',
_ => '\0',
}
}
if chr != '\0' {
if chr == 'l' && is_win && command {
self.lock_screen();
return;
}
key_event.set_chr(chr as _);
} else {
log::error!("Unknown key {:?}", evt);
return;
}
}
self.legacy_modifiers(&mut key_event, alt, ctrl, shift, command);
if down_or_up == true {
key_event.down = true;
}
self.send_key_event(key_event, KeyboardMode::Legacy)
}
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fn key_down_or_up(&self, down_or_up: bool, key: RdevKey, evt: Event) {
// Call different functions according to keyboard mode.
let mode = match self.get_keyboard_mode().as_str() {
"map" => KeyboardMode::Map,
"legacy" => KeyboardMode::Legacy,
"translate" => KeyboardMode::Translate,
_ => KeyboardMode::Legacy,
};
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#[cfg(not(windows))]
let key = self.convert_numpad_keys(key);
match mode {
KeyboardMode::Map => {
if down_or_up == true {
TO_RELEASE.lock().unwrap().insert(key);
} else {
TO_RELEASE.lock().unwrap().remove(&key);
}
self.map_keyboard_mode(down_or_up, key, Some(evt));
}
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KeyboardMode::Legacy =>
{
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#[cfg(not(any(target_os = "android", target_os = "ios")))]
self.legacy_keyboard_mode(down_or_up, key, evt)
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}
KeyboardMode::Translate => {
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#[cfg(not(any(target_os = "android", target_os = "ios")))]
self.translate_keyboard_mode(down_or_up, key, evt);
}
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_ =>
{
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#[cfg(not(any(target_os = "android", target_os = "ios")))]
self.legacy_keyboard_mode(down_or_up, key, evt)
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}
}
}
pub fn get_platform(&self, is_remote: bool) -> String {
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if is_remote {
self.peer_platform()
} else {
whoami::platform().to_string()
}
}
pub fn get_path_sep(&self, is_remote: bool) -> &'static str {
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let p = self.get_platform(is_remote);
if &p == "Windows" {
return "\\";
} else {
return "/";
}
}
pub fn input_os_password(&self, pass: String, activate: bool) {
input_os_password(pass, activate, self.clone());
}
pub fn get_chatbox(&self) -> String {
#[cfg(feature = "inline")]
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return crate::ui::inline::get_chatbox();
#[cfg(not(feature = "inline"))]
return "".to_owned();
}
pub fn send_chat(&self, text: String) {
let mut misc = Misc::new();
misc.set_chat_message(ChatMessage {
text,
..Default::default()
});
let mut msg_out = Message::new();
msg_out.set_misc(misc);
self.send(Data::Message(msg_out));
}
pub fn switch_display(&self, display: i32) {
let mut misc = Misc::new();
misc.set_switch_display(SwitchDisplay {
display,
..Default::default()
});
let mut msg_out = Message::new();
msg_out.set_misc(misc);
self.send(Data::Message(msg_out));
}
pub fn lock_screen(&self) {
let mut key_event = KeyEvent::new();
key_event.set_control_key(ControlKey::LockScreen);
// todo
key_event.down = true;
self.send_key_event(key_event, KeyboardMode::Legacy);
}
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pub fn enter(&self) {
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HOTKEY_HOOK_ENABLED.store(true, Ordering::SeqCst);
#[cfg(target_os = "linux")]
unsafe {
IS_GRAB.store(true, Ordering::SeqCst);
}
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#[cfg(windows)]
crate::platform::windows::stop_system_key_propagate(true);
IS_IN.store(true, Ordering::SeqCst);
}
pub fn leave(&self) {
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HOTKEY_HOOK_ENABLED.store(false, Ordering::SeqCst);
#[cfg(target_os = "linux")]
unsafe {
IS_GRAB.store(false, Ordering::SeqCst);
}
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for key in TO_RELEASE.lock().unwrap().iter() {
self.map_keyboard_mode(false, *key, None)
}
#[cfg(windows)]
crate::platform::windows::stop_system_key_propagate(false);
IS_IN.store(false, Ordering::SeqCst);
}
pub fn handle_flutter_key_event(
&self,
name: &str,
keycode: i32,
scancode: i32,
down_or_up: bool,
) {
if scancode < 0 || keycode < 0 {
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return;
}
let keycode: u32 = keycode as u32;
let scancode: u32 = scancode as u32;
let key = rdev::key_from_scancode(scancode) as RdevKey;
// Windows requires special handling
#[cfg(target_os = "windows")]
let key = rdev::get_win_key(keycode, scancode);
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let event_type = if down_or_up {
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KeyPress(key)
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} else {
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KeyRelease(key)
};
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let evt = Event {
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time: std::time::SystemTime::now(),
name: Option::Some(name.to_owned()),
code: keycode as _,
scan_code: scancode as _,
event_type: event_type,
};
self.key_down_or_up(down_or_up, key, evt)
}
// flutter only TODO new input
pub fn input_key(
&self,
name: &str,
down: bool,
press: bool,
alt: bool,
ctrl: bool,
shift: bool,
command: bool,
) {
let chars: Vec<char> = name.chars().collect();
if chars.len() == 1 {
let key = Key::_Raw(chars[0] as _);
self._input_key(key, down, press, alt, ctrl, shift, command);
} else {
if let Some(key) = KEY_MAP.get(name) {
self._input_key(key.clone(), down, press, alt, ctrl, shift, command);
}
}
}
// flutter only TODO new input
pub fn input_string(&self, value: &str) {
let mut key_event = KeyEvent::new();
key_event.set_seq(value.to_owned());
let mut msg_out = Message::new();
msg_out.set_key_event(key_event);
self.send(Data::Message(msg_out));
}
// flutter only TODO new input
fn _input_key(
&self,
key: Key,
down: bool,
press: bool,
alt: bool,
ctrl: bool,
shift: bool,
command: bool,
) {
let v = if press {
3
} else if down {
1
} else {
0
};
let mut key_event = KeyEvent::new();
match key {
Key::Chr(chr) => {
key_event.set_chr(chr);
}
Key::ControlKey(key) => {
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#[cfg(not(any(target_os = "android", target_os = "ios")))]
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let key = if !get_key_state(enigo::Key::NumLock) {
match key {
ControlKey::Numpad0 => ControlKey::Insert,
ControlKey::Decimal => ControlKey::Delete,
ControlKey::Numpad1 => ControlKey::End,
ControlKey::Numpad2 => ControlKey::DownArrow,
ControlKey::Numpad3 => ControlKey::PageDown,
ControlKey::Numpad4 => ControlKey::LeftArrow,
ControlKey::Numpad5 => ControlKey::Clear,
ControlKey::Numpad6 => ControlKey::RightArrow,
ControlKey::Numpad7 => ControlKey::Home,
ControlKey::Numpad8 => ControlKey::UpArrow,
ControlKey::Numpad9 => ControlKey::PageUp,
_ => key,
}
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} else {
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key
};
key_event.set_control_key(key.clone());
}
Key::_Raw(raw) => {
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key_event.set_chr(raw);
}
}
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#[cfg(not(any(target_os = "android", target_os = "ios")))]
let (alt, ctrl, shift, command) = get_all_hotkey_state(alt, ctrl, shift, command);
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self.legacy_modifiers(&mut key_event, alt, ctrl, shift, command);
if v == 1 {
key_event.down = true;
} else if v == 3 {
key_event.press = true;
}
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self.send_key_event(key_event, KeyboardMode::Legacy);
}
pub fn send_mouse(
&self,
mask: i32,
x: i32,
y: i32,
alt: bool,
ctrl: bool,
shift: bool,
command: bool,
) {
#[allow(unused_mut)]
let mut command = command;
#[cfg(windows)]
{
if !command && crate::platform::windows::get_win_key_state() {
command = true;
}
}
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#[cfg(not(any(target_os = "android", target_os = "ios")))]
let (alt, ctrl, shift, command) = get_all_hotkey_state(alt, ctrl, shift, command);
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send_mouse(mask, x, y, alt, ctrl, shift, command, self);
// on macos, ctrl + left button down = right button down, up won't emit, so we need to
// emit up myself if peer is not macos
// to-do: how about ctrl + left from win to macos
if cfg!(target_os = "macos") {
let buttons = mask >> 3;
let evt_type = mask & 0x7;
if buttons == 1 && evt_type == 1 && ctrl && self.peer_platform() != "Mac OS" {
self.send_mouse((1 << 3 | 2) as _, x, y, alt, ctrl, shift, command);
}
}
}
pub fn reconnect(&self) {
self.send(Data::Close);
let cloned = self.clone();
let mut lock = self.thread.lock().unwrap();
lock.take().map(|t| t.join());
*lock = Some(std::thread::spawn(move || {
io_loop(cloned);
}));
}
pub fn get_icon_path(&self, file_type: i32, ext: String) -> String {
let mut path = Config::icon_path();
if file_type == FileType::DirLink as i32 {
let new_path = path.join("dir_link");
if !std::fs::metadata(&new_path).is_ok() {
#[cfg(windows)]
allow_err!(std::os::windows::fs::symlink_file(&path, &new_path));
#[cfg(not(windows))]
allow_err!(std::os::unix::fs::symlink(&path, &new_path));
}
path = new_path;
} else if file_type == FileType::File as i32 {
if !ext.is_empty() {
path = path.join(format!("file.{}", ext));
} else {
path = path.join("file");
}
if !std::fs::metadata(&path).is_ok() {
allow_err!(std::fs::File::create(&path));
}
} else if file_type == FileType::FileLink as i32 {
let new_path = path.join("file_link");
if !std::fs::metadata(&new_path).is_ok() {
path = path.join("file");
if !std::fs::metadata(&path).is_ok() {
allow_err!(std::fs::File::create(&path));
}
#[cfg(windows)]
allow_err!(std::os::windows::fs::symlink_file(&path, &new_path));
#[cfg(not(windows))]
allow_err!(std::os::unix::fs::symlink(&path, &new_path));
}
path = new_path;
} else if file_type == FileType::DirDrive as i32 {
if cfg!(windows) {
path = fs::get_path("C:");
} else if cfg!(target_os = "macos") {
if let Ok(entries) = fs::get_path("/Volumes/").read_dir() {
for entry in entries {
if let Ok(entry) = entry {
path = entry.path();
break;
}
}
}
}
}
fs::get_string(&path)
}
pub fn login(&self, password: String, remember: bool) {
self.send(Data::Login((password, remember)));
}
pub fn new_rdp(&self) {
self.send(Data::NewRDP);
}
pub fn close(&self) {
self.send(Data::Close);
}
pub fn load_last_jobs(&self) {
self.clear_all_jobs();
let pc = self.load_config();
if pc.transfer.write_jobs.is_empty() && pc.transfer.read_jobs.is_empty() {
// no last jobs
return;
}
// TODO: can add a confirm dialog
let mut cnt = 1;
for job_str in pc.transfer.read_jobs.iter() {
if !job_str.is_empty() {
self.load_last_job(cnt, job_str);
cnt += 1;
log::info!("restore read_job: {:?}", job_str);
}
}
for job_str in pc.transfer.write_jobs.iter() {
if !job_str.is_empty() {
self.load_last_job(cnt, job_str);
cnt += 1;
log::info!("restore write_job: {:?}", job_str);
}
}
self.update_transfer_list();
}
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}
pub trait InvokeUiSession: Send + Sync + Clone + 'static + Sized + Default {
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fn set_cursor_data(&self, cd: CursorData);
fn set_cursor_id(&self, id: String);
fn set_cursor_position(&self, cp: CursorPosition);
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fn set_display(&self, x: i32, y: i32, w: i32, h: i32);
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fn switch_display(&self, display: &SwitchDisplay);
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fn set_peer_info(&self, peer_info: &PeerInfo); // flutter
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fn update_privacy_mode(&self);
fn set_permission(&self, name: &str, value: bool);
fn close_success(&self);
fn update_quality_status(&self, qs: QualityStatus);
fn set_connection_type(&self, is_secured: bool, direct: bool);
fn job_error(&self, id: i32, err: String, file_num: i32);
fn job_done(&self, id: i32, file_num: i32);
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fn clear_all_jobs(&self);
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fn new_message(&self, msg: String);
fn update_transfer_list(&self);
fn load_last_job(&self, cnt: i32, job_json: &str);
fn update_folder_files(
&self,
id: i32,
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entries: &Vec<FileEntry>,
path: String,
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is_local: bool,
only_count: bool,
);
fn confirm_delete_files(&self, id: i32, i: i32, name: String);
fn override_file_confirm(&self, id: i32, file_num: i32, to: String, is_upload: bool);
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fn update_block_input_state(&self, on: bool);
fn job_progress(&self, id: i32, file_num: i32, speed: f64, finished_size: f64);
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fn adapt_size(&self);
fn on_rgba(&self, data: &[u8]);
fn msgbox(&self, msgtype: &str, title: &str, text: &str, link: &str, retry: bool);
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#[cfg(any(target_os = "android", target_os = "ios"))]
fn clipboard(&self, content: String);
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}
impl<T: InvokeUiSession> Deref for Session<T> {
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type Target = T;
fn deref(&self) -> &Self::Target {
&self.ui_handler
}
}
impl<T: InvokeUiSession> DerefMut for Session<T> {
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fn deref_mut(&mut self) -> &mut Self::Target {
&mut self.ui_handler
}
}
impl<T: InvokeUiSession> FileManager for Session<T> {}
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#[async_trait]
impl<T: InvokeUiSession> Interface for Session<T> {
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fn send(&self, data: Data) {
if let Some(sender) = self.sender.read().unwrap().as_ref() {
sender.send(data).ok();
}
}
fn is_file_transfer(&self) -> bool {
self.lc
.read()
.unwrap()
.conn_type
.eq(&ConnType::FILE_TRANSFER)
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}
fn is_port_forward(&self) -> bool {
self.lc
.read()
.unwrap()
.conn_type
.eq(&ConnType::PORT_FORWARD)
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}
fn is_rdp(&self) -> bool {
self.lc.read().unwrap().conn_type.eq(&ConnType::RDP)
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}
fn msgbox(&self, msgtype: &str, title: &str, text: &str, link: &str) {
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let retry = check_if_retry(msgtype, title, text);
self.ui_handler.msgbox(msgtype, title, text, link, retry);
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}
fn handle_login_error(&mut self, err: &str) -> bool {
self.lc.write().unwrap().handle_login_error(err, self)
}
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fn handle_peer_info(&mut self, mut pi: PeerInfo) {
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log::debug!("handle_peer_info :{:?}", pi);
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pi.username = self.lc.read().unwrap().get_username(&pi);
if pi.current_display as usize >= pi.displays.len() {
pi.current_display = 0;
}
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if get_version_number(&pi.version) < get_version_number("1.1.10") {
self.set_permission("restart", false);
}
if self.is_file_transfer() {
if pi.username.is_empty() {
self.on_error("No active console user logged on, please connect and logon first.");
return;
}
} else if !self.is_port_forward() {
if pi.displays.is_empty() {
self.lc.write().unwrap().handle_peer_info(&pi);
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self.update_privacy_mode();
self.msgbox("error", "Remote Error", "No Display", "");
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return;
}
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let p = self.lc.read().unwrap().should_auto_login();
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if !p.is_empty() {
input_os_password(p, true, self.clone());
}
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let current = &pi.displays[pi.current_display as usize];
self.set_display(current.x, current.y, current.width, current.height);
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}
self.update_privacy_mode();
// Save recent peers, then push event to flutter. So flutter can refresh peer page.
self.lc.write().unwrap().handle_peer_info(&pi);
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self.set_peer_info(&pi);
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if self.is_file_transfer() {
self.close_success();
} else if !self.is_port_forward() {
self.msgbox(
"success",
"Successful",
"Connected, waiting for image...",
"",
);
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}
#[cfg(windows)]
{
let mut path = std::env::temp_dir();
path.push(&self.id);
let path = path.with_extension(crate::get_app_name().to_lowercase());
std::fs::File::create(&path).ok();
if let Some(path) = path.to_str() {
crate::platform::windows::add_recent_document(&path);
}
}
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#[cfg(not(any(target_os = "android", target_os = "ios")))]
self.start_keyboard_hook();
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#[cfg(not(any(target_os = "android", target_os = "ios")))]
self.start_hotkey_grab();
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}
async fn handle_hash(&mut self, pass: &str, hash: Hash, peer: &mut Stream) {
handle_hash(self.lc.clone(), pass, hash, self, peer).await;
}
async fn handle_login_from_ui(&mut self, password: String, remember: bool, peer: &mut Stream) {
handle_login_from_ui(self.lc.clone(), password, remember, peer).await;
}
async fn handle_test_delay(&mut self, t: TestDelay, peer: &mut Stream) {
if !t.from_client {
self.update_quality_status(QualityStatus {
delay: Some(t.last_delay as _),
target_bitrate: Some(t.target_bitrate as _),
..Default::default()
});
handle_test_delay(t, peer).await;
}
}
fn set_force_relay(&mut self, direct: bool, received: bool) {
let mut lc = self.lc.write().unwrap();
lc.force_relay = false;
if direct && !received {
let errno = errno::errno().0;
log::info!("errno is {}", errno);
// TODO: check mac and ios
if cfg!(windows) && errno == 10054 || !cfg!(windows) && errno == 104 {
lc.force_relay = true;
lc.set_option("force-always-relay".to_owned(), "Y".to_owned());
}
}
}
fn is_force_relay(&self) -> bool {
self.lc.read().unwrap().force_relay
}
}
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#[cfg(not(any(target_os = "android", target_os = "ios")))]
impl<T: InvokeUiSession> Session<T> {
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fn handle_hot_key_event(&self, event: Event) {
// keyboard long press
match event.event_type {
EventType::KeyPress(k) => {
if MUTEX_SPECIAL_KEYS.lock().unwrap().contains_key(&k) {
if *MUTEX_SPECIAL_KEYS.lock().unwrap().get(&k).unwrap() {
return;
}
MUTEX_SPECIAL_KEYS.lock().unwrap().insert(k, true);
}
}
EventType::KeyRelease(k) => {
if MUTEX_SPECIAL_KEYS.lock().unwrap().contains_key(&k) {
MUTEX_SPECIAL_KEYS.lock().unwrap().insert(k, false);
}
}
_ => return,
};
// keyboard short press
match event.event_type {
EventType::KeyPress(key) => {
self.key_down_or_up(true, key, event);
}
EventType::KeyRelease(key) => {
self.key_down_or_up(false, key, event);
}
_ => {}
}
}
fn start_hotkey_grab(&self) {
#[cfg(target_os = "linux")]
if !*IS_X11.lock().unwrap() {
return;
}
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if self.is_port_forward() || self.is_file_transfer() {
return;
}
let me = self.clone();
log::info!("hotkey grabing");
std::thread::spawn(move || {
std::env::set_var("KEYBOARD_ONLY", "y");
let func = move |event: Event| {
#[cfg(any(target_os = "windows", target_os = "macos"))]
if !HOTKEY_HOOK_ENABLED.load(Ordering::SeqCst) {
return Some(event);
};
match event.event_type {
EventType::KeyPress(_key) | EventType::KeyRelease(_key) => {
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#[cfg(any(target_os = "windows", target_os = "macos"))]
if MUTEX_SPECIAL_KEYS.lock().unwrap().contains_key(&_key) {
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me.handle_hot_key_event(event);
return None;
} else {
return Some(event);
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}
#[cfg(target_os = "linux")]
me.handle_hot_key_event(event);
None
}
_ => Some(event),
}
};
#[cfg(target_os = "linux")]
{
use rdev::GRABED_KEYS;
GRABED_KEYS.lock().unwrap().insert(RdevKey::ShiftLeft);
GRABED_KEYS.lock().unwrap().insert(RdevKey::ShiftRight);
GRABED_KEYS.lock().unwrap().insert(RdevKey::ControlLeft);
GRABED_KEYS.lock().unwrap().insert(RdevKey::ControlRight);
GRABED_KEYS.lock().unwrap().insert(RdevKey::Alt);
GRABED_KEYS.lock().unwrap().insert(RdevKey::AltGr);
GRABED_KEYS.lock().unwrap().insert(RdevKey::MetaLeft);
GRABED_KEYS.lock().unwrap().insert(RdevKey::MetaRight);
}
if let Err(error) = rdev::grab(func) {
log::error!("Error: {:?}", error)
}
});
}
fn start_keyboard_hook(&self) {
if self.is_port_forward() || self.is_file_transfer() {
return;
}
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if !KEYBOARD_HOOKED.load(Ordering::SeqCst) {
return;
}
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// rdev::grab and rdev::listen use the same api on macOS
#[cfg(target_os = "macos")]
if HOTKEY_HOOK_ENABLED.load(Ordering::SeqCst) {
return;
}
log::info!("keyboard hooked");
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let me = self.clone();
#[cfg(windows)]
crate::platform::windows::enable_lowlevel_keyboard(std::ptr::null_mut() as _);
std::thread::spawn(move || {
// This will block.
std::env::set_var("KEYBOARD_ONLY", "y");
let func = move |evt: Event| {
if !IS_IN.load(Ordering::SeqCst) || !SERVER_KEYBOARD_ENABLED.load(Ordering::SeqCst)
{
return;
}
let (_key, down) = match evt.event_type {
KeyPress(k) => {
// keyboard long press
if MUTEX_SPECIAL_KEYS.lock().unwrap().contains_key(&k) {
if *MUTEX_SPECIAL_KEYS.lock().unwrap().get(&k).unwrap() {
return;
}
MUTEX_SPECIAL_KEYS.lock().unwrap().insert(k, true);
}
(k, true)
}
KeyRelease(k) => {
// keyboard long press
if MUTEX_SPECIAL_KEYS.lock().unwrap().contains_key(&k) {
MUTEX_SPECIAL_KEYS.lock().unwrap().insert(k, false);
}
(k, false)
}
_ => return,
};
me.key_down_or_up(down, _key, evt);
};
if let Err(error) = rdev::listen(func) {
log::error!("rdev: {:?}", error);
}
});
}
}
#[tokio::main(flavor = "current_thread")]
pub async fn io_loop<T: InvokeUiSession>(handler: Session<T>) {
let (sender, mut receiver) = mpsc::unbounded_channel::<Data>();
*handler.sender.write().unwrap() = Some(sender.clone());
let mut options = crate::ipc::get_options_async().await;
let mut key = options.remove("key").unwrap_or("".to_owned());
let token = LocalConfig::get_option("access_token");
if key.is_empty() {
key = crate::platform::get_license_key();
}
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#[cfg(not(any(target_os = "android", target_os = "ios")))]
if handler.is_port_forward() {
if handler.is_rdp() {
let port = handler
.get_option("rdp_port".to_owned())
.parse::<i32>()
.unwrap_or(3389);
std::env::set_var(
"rdp_username",
handler.get_option("rdp_username".to_owned()),
);
std::env::set_var(
"rdp_password",
handler.get_option("rdp_password".to_owned()),
);
log::info!("Remote rdp port: {}", port);
start_one_port_forward(handler, 0, "".to_owned(), port, receiver, &key, &token).await;
} else if handler.args.len() == 0 {
let pfs = handler.lc.read().unwrap().port_forwards.clone();
let mut queues = HashMap::<i32, mpsc::UnboundedSender<Data>>::new();
for d in pfs {
sender.send(Data::AddPortForward(d)).ok();
}
loop {
match receiver.recv().await {
Some(Data::AddPortForward((port, remote_host, remote_port))) => {
if port <= 0 || remote_port <= 0 {
continue;
}
let (sender, receiver) = mpsc::unbounded_channel::<Data>();
queues.insert(port, sender);
let handler = handler.clone();
let key = key.clone();
let token = token.clone();
tokio::spawn(async move {
start_one_port_forward(
handler,
port,
remote_host,
remote_port,
receiver,
&key,
&token,
)
.await;
});
}
Some(Data::RemovePortForward(port)) => {
if let Some(s) = queues.remove(&port) {
s.send(Data::Close).ok();
}
}
Some(Data::Close) => {
break;
}
Some(d) => {
for (_, s) in queues.iter() {
s.send(d.clone()).ok();
}
}
_ => {}
}
}
} else {
let port = handler.args[0].parse::<i32>().unwrap_or(0);
if handler.args.len() != 3
|| handler.args[2].parse::<i32>().unwrap_or(0) <= 0
|| port <= 0
{
handler.on_error("Invalid arguments, usage:<br><br> rustdesk --port-forward remote-id listen-port remote-host remote-port");
}
let remote_host = handler.args[1].clone();
let remote_port = handler.args[2].parse::<i32>().unwrap_or(0);
start_one_port_forward(
handler,
port,
remote_host,
remote_port,
receiver,
&key,
&token,
)
.await;
}
return;
}
let frame_count = Arc::new(AtomicUsize::new(0));
let frame_count_cl = frame_count.clone();
let ui_handler = handler.ui_handler.clone();
let (video_sender, audio_sender) = start_video_audio_threads(move |data: &[u8]| {
frame_count_cl.fetch_add(1, Ordering::Relaxed);
ui_handler.on_rgba(data);
});
let mut remote = Remote::new(
handler,
video_sender,
audio_sender,
receiver,
sender,
frame_count,
);
remote.io_loop(&key, &token).await;
remote.sync_jobs_status_to_local().await;
}
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#[cfg(not(any(target_os = "android", target_os = "ios")))]
async fn start_one_port_forward<T: InvokeUiSession>(
handler: Session<T>,
port: i32,
remote_host: String,
remote_port: i32,
receiver: mpsc::UnboundedReceiver<Data>,
key: &str,
token: &str,
) {
if let Err(err) = crate::port_forward::listen(
handler.id.clone(),
handler.password.clone(),
port,
handler.clone(),
receiver,
key,
token,
handler.lc.clone(),
remote_host,
remote_port,
)
.await
{
handler.on_error(&format!("Failed to listen on {}: {}", port, err));
}
log::info!("port forward (:{}) exit", port);
}
#[tokio::main(flavor = "current_thread")]
async fn send_note(url: String, id: String, conn_id: i32, note: String) {
let body = serde_json::json!({ "id": id, "Id": conn_id, "note": note });
allow_err!(crate::post_request(url, body.to_string(), "").await);
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}
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fn get_hotkey_state(key: RdevKey) -> bool {
*MUTEX_SPECIAL_KEYS.lock().unwrap().get(&key).unwrap()
}
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fn get_all_hotkey_state(
alt: bool,
ctrl: bool,
shift: bool,
command: bool,
) -> (bool, bool, bool, bool) {
let ctrl =
get_hotkey_state(RdevKey::ControlLeft) || get_hotkey_state(RdevKey::ControlRight) || ctrl;
let shift =
get_hotkey_state(RdevKey::ShiftLeft) || get_hotkey_state(RdevKey::ShiftRight) || shift;
let command =
get_hotkey_state(RdevKey::MetaLeft) || get_hotkey_state(RdevKey::MetaRight) || command;
let alt = get_hotkey_state(RdevKey::Alt) || get_hotkey_state(RdevKey::AltGr) || alt;
(alt, ctrl, shift, command)
}
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pub fn global_get_keyboard_mode() -> String {
return std::env::var("KEYBOARD_MODE")
.unwrap_or(String::from("map"))
.to_lowercase();
}
pub fn global_save_keyboard_mode(value: String) {
std::env::set_var("KEYBOARD_MODE", value);
}