965 lines
37 KiB
Rust
965 lines
37 KiB
Rust
use core::slice;
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use hbb_common::{
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allow_err,
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anyhow::anyhow,
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bail, libc, log,
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message_proto::{KeyEvent, MouseEvent},
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protobuf::Message,
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tokio::{self, sync::mpsc},
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ResultType,
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};
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use scrap::{Capturer, Frame, TraitCapturer};
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use shared_memory::*;
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use std::{
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mem::size_of,
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ops::{Deref, DerefMut},
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path::PathBuf,
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sync::{Arc, Mutex},
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time::Duration,
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};
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use winapi::{
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shared::minwindef::{BOOL, FALSE, TRUE},
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um::winuser::{self, CURSORINFO, PCURSORINFO},
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};
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use crate::{
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ipc::{self, new_listener, Connection, Data, DataPortableService},
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platform::set_path_permission,
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video_service::get_current_display,
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};
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use super::video_qos;
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const SIZE_COUNTER: usize = size_of::<i32>() * 2;
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const FRAME_ALIGN: usize = 64;
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const ADDR_CURSOR_PARA: usize = 0;
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const ADDR_CURSOR_COUNTER: usize = ADDR_CURSOR_PARA + size_of::<CURSORINFO>();
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const ADDR_CAPTURER_PARA: usize = ADDR_CURSOR_COUNTER + SIZE_COUNTER;
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const ADDR_CAPTURE_FRAME_INFO: usize = ADDR_CAPTURER_PARA + size_of::<CapturerPara>();
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const ADDR_CAPTURE_WOULDBLOCK: usize = ADDR_CAPTURE_FRAME_INFO + size_of::<FrameInfo>();
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const ADDR_CAPTURE_FRAME_COUNTER: usize = ADDR_CAPTURE_WOULDBLOCK + size_of::<i32>();
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const ADDR_CAPTURE_FRAME: usize =
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(ADDR_CAPTURE_FRAME_COUNTER + SIZE_COUNTER + FRAME_ALIGN - 1) / FRAME_ALIGN * FRAME_ALIGN;
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const IPC_SUFFIX: &str = "_portable_service";
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pub const SHMEM_NAME: &str = "_portable_service";
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const MAX_NACK: usize = 3;
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const MAX_DXGI_FAIL_TIME: usize = 5;
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pub struct SharedMemory {
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inner: Shmem,
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}
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unsafe impl Send for SharedMemory {}
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unsafe impl Sync for SharedMemory {}
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impl Deref for SharedMemory {
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type Target = Shmem;
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fn deref(&self) -> &Self::Target {
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&self.inner
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}
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}
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impl DerefMut for SharedMemory {
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fn deref_mut(&mut self) -> &mut Self::Target {
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&mut self.inner
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}
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}
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impl SharedMemory {
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pub fn create(name: &str, size: usize) -> ResultType<Self> {
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let flink = Self::flink(name.to_string())?;
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let shmem = match ShmemConf::new()
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.size(size)
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.flink(&flink)
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.force_create_flink()
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.create()
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{
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Ok(m) => m,
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Err(ShmemError::LinkExists) => {
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bail!(
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"Unable to force create shmem flink {}, which should not happen.",
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flink
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)
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}
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Err(e) => {
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bail!("Unable to create shmem flink {} : {}", flink, e);
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}
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};
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log::info!("Create shared memory, size:{}, flink:{}", size, flink);
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set_path_permission(&PathBuf::from(flink), "F").ok();
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Ok(SharedMemory { inner: shmem })
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}
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pub fn open_existing(name: &str) -> ResultType<Self> {
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let flink = Self::flink(name.to_string())?;
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let shmem = match ShmemConf::new().flink(&flink).allow_raw(true).open() {
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Ok(m) => m,
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Err(e) => {
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bail!("Unable to open existing shmem flink {} : {}", flink, e);
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}
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};
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log::info!("open existing shared memory, flink:{:?}", flink);
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Ok(SharedMemory { inner: shmem })
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}
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pub fn write(&self, addr: usize, data: &[u8]) {
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unsafe {
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debug_assert!(addr + data.len() <= self.inner.len());
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let ptr = self.inner.as_ptr().add(addr);
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let shared_mem_slice = slice::from_raw_parts_mut(ptr, data.len());
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shared_mem_slice.copy_from_slice(data);
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}
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}
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fn flink(name: String) -> ResultType<String> {
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let mut dir = crate::platform::user_accessible_folder()?;
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dir = dir.join(hbb_common::config::APP_NAME.read().unwrap().clone());
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if !dir.exists() {
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std::fs::create_dir(&dir)?;
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set_path_permission(&dir, "F").ok();
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}
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Ok(dir
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.join(format!("shared_memory{}", name))
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.to_string_lossy()
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.to_string())
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}
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}
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mod utils {
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use core::slice;
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use std::mem::size_of;
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use super::{
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CapturerPara, FrameInfo, SharedMemory, ADDR_CAPTURER_PARA, ADDR_CAPTURE_FRAME_INFO,
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};
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#[inline]
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pub fn i32_to_vec(i: i32) -> Vec<u8> {
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i.to_ne_bytes().to_vec()
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}
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#[inline]
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pub fn ptr_to_i32(ptr: *const u8) -> i32 {
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unsafe {
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let v = slice::from_raw_parts(ptr, size_of::<i32>());
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i32::from_ne_bytes([v[0], v[1], v[2], v[3]])
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}
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}
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#[inline]
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pub fn counter_ready(counter: *const u8) -> bool {
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unsafe {
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let wptr = counter;
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let rptr = counter.add(size_of::<i32>());
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let iw = ptr_to_i32(wptr);
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let ir = ptr_to_i32(rptr);
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if ir != iw {
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std::ptr::copy_nonoverlapping(wptr, rptr as *mut _, size_of::<i32>());
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true
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} else {
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false
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}
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}
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}
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#[inline]
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pub fn counter_equal(counter: *const u8) -> bool {
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unsafe {
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let wptr = counter;
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let rptr = counter.add(size_of::<i32>());
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let iw = ptr_to_i32(wptr);
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let ir = ptr_to_i32(rptr);
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iw == ir
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}
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}
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#[inline]
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pub fn increase_counter(counter: *mut u8) {
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unsafe {
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let wptr = counter;
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let rptr = counter.add(size_of::<i32>());
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let iw = ptr_to_i32(counter);
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let ir = ptr_to_i32(counter);
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let v = i32_to_vec(iw + 1);
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std::ptr::copy_nonoverlapping(v.as_ptr(), wptr, size_of::<i32>());
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if ir == iw + 1 {
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let v = i32_to_vec(iw);
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std::ptr::copy_nonoverlapping(v.as_ptr(), rptr, size_of::<i32>());
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}
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}
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}
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#[inline]
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pub fn align(v: usize, align: usize) -> usize {
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(v + align - 1) / align * align
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}
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#[inline]
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pub fn set_para(shmem: &SharedMemory, para: CapturerPara) {
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let para_ptr = ¶ as *const CapturerPara as *const u8;
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let para_data;
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unsafe {
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para_data = slice::from_raw_parts(para_ptr, size_of::<CapturerPara>());
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}
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shmem.write(ADDR_CAPTURER_PARA, para_data);
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}
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#[inline]
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pub fn set_frame_info(shmem: &SharedMemory, info: FrameInfo) {
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let ptr = &info as *const FrameInfo as *const u8;
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let data;
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unsafe {
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data = slice::from_raw_parts(ptr, size_of::<FrameInfo>());
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}
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shmem.write(ADDR_CAPTURE_FRAME_INFO, data);
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}
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}
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// functions called in separate SYSTEM user process.
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pub mod server {
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use hbb_common::message_proto::PointerDeviceEvent;
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use super::*;
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lazy_static::lazy_static! {
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static ref EXIT: Arc<Mutex<bool>> = Default::default();
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}
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pub fn run_portable_service() {
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let shmem = Arc::new(SharedMemory::open_existing(SHMEM_NAME).unwrap());
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let shmem1 = shmem.clone();
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let shmem2 = shmem.clone();
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let mut threads = vec![];
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threads.push(std::thread::spawn(|| {
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run_get_cursor_info(shmem1);
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}));
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threads.push(std::thread::spawn(|| {
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run_capture(shmem2);
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}));
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threads.push(std::thread::spawn(|| {
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run_ipc_client();
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}));
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threads.push(std::thread::spawn(|| {
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run_exit_check();
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}));
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let record_pos_handle = crate::input_service::try_start_record_cursor_pos();
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for th in threads.drain(..) {
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th.join().unwrap();
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log::info!("thread joined");
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}
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crate::input_service::try_stop_record_cursor_pos();
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if let Some(handle) = record_pos_handle {
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match handle.join() {
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Ok(_) => log::info!("record_pos_handle joined"),
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Err(e) => log::error!("record_pos_handle join error {:?}", &e),
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}
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}
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}
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fn run_exit_check() {
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loop {
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if EXIT.lock().unwrap().clone() {
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std::thread::sleep(Duration::from_millis(50));
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std::process::exit(0);
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}
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std::thread::sleep(Duration::from_millis(50));
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}
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}
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fn run_get_cursor_info(shmem: Arc<SharedMemory>) {
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loop {
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if EXIT.lock().unwrap().clone() {
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break;
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}
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unsafe {
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let para = shmem.as_ptr().add(ADDR_CURSOR_PARA) as *mut CURSORINFO;
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(*para).cbSize = size_of::<CURSORINFO>() as _;
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let result = winuser::GetCursorInfo(para);
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if result == TRUE {
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utils::increase_counter(shmem.as_ptr().add(ADDR_CURSOR_COUNTER));
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}
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}
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// more frequent in case of `Error of mouse_cursor service`
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std::thread::sleep(Duration::from_millis(15));
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}
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}
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fn run_capture(shmem: Arc<SharedMemory>) {
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let mut c = None;
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let mut last_current_display = usize::MAX;
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let mut last_use_yuv = false;
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let mut last_timeout_ms: i32 = 33;
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let mut spf = Duration::from_millis(last_timeout_ms as _);
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let mut first_frame_captured = false;
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let mut dxgi_failed_times = 0;
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let mut display_width = 0;
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let mut display_height = 0;
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loop {
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if EXIT.lock().unwrap().clone() {
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break;
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}
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unsafe {
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let para_ptr = shmem.as_ptr().add(ADDR_CAPTURER_PARA);
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let para = para_ptr as *const CapturerPara;
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let recreate = (*para).recreate;
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let current_display = (*para).current_display;
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let use_yuv = (*para).use_yuv;
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let use_yuv_set = (*para).use_yuv_set;
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let timeout_ms = (*para).timeout_ms;
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if !use_yuv_set {
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c = None;
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std::thread::sleep(spf);
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continue;
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}
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if c.is_none() {
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*crate::video_service::CURRENT_DISPLAY.lock().unwrap() = current_display;
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let (_, _current, display) = get_current_display().unwrap();
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display_width = display.width();
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display_height = display.height();
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match Capturer::new(display, use_yuv) {
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Ok(mut v) => {
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c = {
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last_current_display = current_display;
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last_use_yuv = use_yuv;
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first_frame_captured = false;
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if dxgi_failed_times > MAX_DXGI_FAIL_TIME {
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dxgi_failed_times = 0;
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v.set_gdi();
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}
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utils::set_para(
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&shmem,
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CapturerPara {
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recreate: false,
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current_display: (*para).current_display,
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use_yuv: (*para).use_yuv,
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use_yuv_set: (*para).use_yuv_set,
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timeout_ms: (*para).timeout_ms,
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},
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);
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Some(v)
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}
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}
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Err(e) => {
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log::error!("Failed to create gdi capturer:{:?}", e);
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std::thread::sleep(std::time::Duration::from_secs(1));
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continue;
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}
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}
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} else {
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if recreate
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|| current_display != last_current_display
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|| use_yuv != last_use_yuv
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{
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log::info!(
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"create capturer, display:{}->{}, use_yuv:{}->{}",
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last_current_display,
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current_display,
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last_use_yuv,
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use_yuv
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);
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c = None;
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continue;
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}
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if timeout_ms != last_timeout_ms
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&& timeout_ms >= 1000 / video_qos::MAX_FPS as i32
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&& timeout_ms <= 1000 / video_qos::MIN_FPS as i32
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{
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last_timeout_ms = timeout_ms;
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spf = Duration::from_millis(timeout_ms as _);
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}
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}
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if first_frame_captured {
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if !utils::counter_equal(shmem.as_ptr().add(ADDR_CAPTURE_FRAME_COUNTER)) {
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std::thread::sleep(std::time::Duration::from_millis(1));
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continue;
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}
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}
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match c.as_mut().unwrap().frame(spf) {
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Ok(f) => {
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utils::set_frame_info(
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&shmem,
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FrameInfo {
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length: f.0.len(),
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width: display_width,
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height: display_height,
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},
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);
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shmem.write(ADDR_CAPTURE_FRAME, f.0);
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shmem.write(ADDR_CAPTURE_WOULDBLOCK, &utils::i32_to_vec(TRUE));
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utils::increase_counter(shmem.as_ptr().add(ADDR_CAPTURE_FRAME_COUNTER));
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first_frame_captured = true;
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dxgi_failed_times = 0;
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}
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Err(e) => {
|
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if e.kind() != std::io::ErrorKind::WouldBlock {
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// DXGI_ERROR_INVALID_CALL after each success on Microsoft GPU driver
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// log::error!("capture frame failed:{:?}", e);
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if crate::platform::windows::desktop_changed() {
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crate::platform::try_change_desktop();
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c = None;
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std::thread::sleep(spf);
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continue;
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}
|
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if !c.as_ref().unwrap().is_gdi() {
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dxgi_failed_times += 1;
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}
|
|
if dxgi_failed_times > MAX_DXGI_FAIL_TIME {
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c = None;
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shmem.write(ADDR_CAPTURE_WOULDBLOCK, &utils::i32_to_vec(FALSE));
|
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std::thread::sleep(spf);
|
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}
|
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} else {
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shmem.write(ADDR_CAPTURE_WOULDBLOCK, &utils::i32_to_vec(TRUE));
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}
|
|
}
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
#[tokio::main(flavor = "current_thread")]
|
|
async fn run_ipc_client() {
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|
use DataPortableService::*;
|
|
|
|
let postfix = IPC_SUFFIX;
|
|
|
|
match ipc::connect(1000, postfix).await {
|
|
Ok(mut stream) => {
|
|
let mut timer = tokio::time::interval(Duration::from_secs(1));
|
|
let mut nack = 0;
|
|
loop {
|
|
tokio::select! {
|
|
res = stream.next() => {
|
|
match res {
|
|
Err(err) => {
|
|
log::error!(
|
|
"ipc{} connection closed: {}",
|
|
postfix,
|
|
err
|
|
);
|
|
break;
|
|
}
|
|
Ok(Some(Data::DataPortableService(data))) => match data {
|
|
Ping => {
|
|
allow_err!(
|
|
stream
|
|
.send(&Data::DataPortableService(Pong))
|
|
.await
|
|
);
|
|
}
|
|
Pong => {
|
|
nack = 0;
|
|
}
|
|
ConnCount(Some(n)) => {
|
|
if n == 0 {
|
|
log::info!("Connection count equals 0, exit");
|
|
stream.send(&Data::DataPortableService(WillClose)).await.ok();
|
|
break;
|
|
}
|
|
}
|
|
Mouse((v, conn)) => {
|
|
if let Ok(evt) = MouseEvent::parse_from_bytes(&v) {
|
|
crate::input_service::handle_mouse_(&evt, conn);
|
|
}
|
|
}
|
|
Pointer((v, conn)) => {
|
|
if let Ok(evt) = PointerDeviceEvent::parse_from_bytes(&v) {
|
|
crate::input_service::handle_pointer_(&evt, conn);
|
|
}
|
|
}
|
|
Key(v) => {
|
|
if let Ok(evt) = KeyEvent::parse_from_bytes(&v) {
|
|
crate::input_service::handle_key_(&evt);
|
|
}
|
|
}
|
|
_ => {}
|
|
},
|
|
_ => {}
|
|
}
|
|
}
|
|
_ = timer.tick() => {
|
|
nack+=1;
|
|
if nack > MAX_NACK {
|
|
log::info!("max ping nack, exit");
|
|
break;
|
|
}
|
|
stream.send(&Data::DataPortableService(Ping)).await.ok();
|
|
stream.send(&Data::DataPortableService(ConnCount(None))).await.ok();
|
|
}
|
|
}
|
|
}
|
|
}
|
|
Err(e) => {
|
|
log::error!("Failed to connect portable service ipc:{:?}", e);
|
|
}
|
|
}
|
|
|
|
*EXIT.lock().unwrap() = true;
|
|
}
|
|
}
|
|
|
|
// functions called in main process.
|
|
pub mod client {
|
|
use hbb_common::{anyhow::Context, message_proto::PointerDeviceEvent};
|
|
|
|
use super::*;
|
|
|
|
lazy_static::lazy_static! {
|
|
static ref RUNNING: Arc<Mutex<bool>> = Default::default();
|
|
static ref SHMEM: Arc<Mutex<Option<SharedMemory>>> = Default::default();
|
|
static ref SENDER : Mutex<mpsc::UnboundedSender<ipc::Data>> = Mutex::new(client::start_ipc_server());
|
|
static ref QUICK_SUPPORT: Arc<Mutex<bool>> = Default::default();
|
|
}
|
|
|
|
pub enum StartPara {
|
|
Direct,
|
|
Logon(String, String),
|
|
}
|
|
|
|
pub(crate) fn start_portable_service(para: StartPara) -> ResultType<()> {
|
|
log::info!("start portable service");
|
|
if RUNNING.lock().unwrap().clone() {
|
|
bail!("already running");
|
|
}
|
|
if SHMEM.lock().unwrap().is_none() {
|
|
let displays = scrap::Display::all()?;
|
|
if displays.is_empty() {
|
|
bail!("no display available!");
|
|
}
|
|
let mut max_pixel = 0;
|
|
let align = 64;
|
|
for d in displays {
|
|
let pixel = utils::align(d.width(), align) * utils::align(d.height(), align);
|
|
if max_pixel < pixel {
|
|
max_pixel = pixel;
|
|
}
|
|
}
|
|
let shmem_size = utils::align(ADDR_CAPTURE_FRAME + max_pixel * 4, align);
|
|
// os error 112, no enough space
|
|
*SHMEM.lock().unwrap() = Some(crate::portable_service::SharedMemory::create(
|
|
crate::portable_service::SHMEM_NAME,
|
|
shmem_size,
|
|
)?);
|
|
shutdown_hooks::add_shutdown_hook(drop_portable_service_shared_memory);
|
|
}
|
|
if let Some(shmem) = SHMEM.lock().unwrap().as_mut() {
|
|
unsafe {
|
|
libc::memset(shmem.as_ptr() as _, 0, shmem.len() as _);
|
|
}
|
|
}
|
|
match para {
|
|
StartPara::Direct => {
|
|
if let Err(e) = crate::platform::run_background(
|
|
&std::env::current_exe()?.to_string_lossy().to_string(),
|
|
"--portable-service",
|
|
) {
|
|
*SHMEM.lock().unwrap() = None;
|
|
bail!("Failed to run portable service process: {}", e);
|
|
}
|
|
}
|
|
StartPara::Logon(username, password) => {
|
|
#[allow(unused_mut)]
|
|
let mut exe = std::env::current_exe()?.to_string_lossy().to_string();
|
|
#[cfg(feature = "flutter")]
|
|
{
|
|
if let Some(dir) = PathBuf::from(&exe).parent() {
|
|
if set_path_permission(&PathBuf::from(dir), "RX").is_err() {
|
|
*SHMEM.lock().unwrap() = None;
|
|
bail!("Failed to set permission of {:?}", dir);
|
|
}
|
|
}
|
|
}
|
|
#[cfg(not(feature = "flutter"))]
|
|
match hbb_common::directories_next::UserDirs::new() {
|
|
Some(user_dir) => {
|
|
let dir = user_dir
|
|
.home_dir()
|
|
.join("AppData")
|
|
.join("Local")
|
|
.join("rustdesk-sciter");
|
|
if std::fs::create_dir_all(&dir).is_ok() {
|
|
let dst = dir.join("rustdesk.exe");
|
|
if std::fs::copy(&exe, &dst).is_ok() {
|
|
if dst.exists() {
|
|
if set_path_permission(&dir, "RX").is_ok() {
|
|
exe = dst.to_string_lossy().to_string();
|
|
}
|
|
}
|
|
}
|
|
}
|
|
}
|
|
None => {}
|
|
}
|
|
if let Err(e) = crate::platform::windows::create_process_with_logon(
|
|
username.as_str(),
|
|
password.as_str(),
|
|
&exe,
|
|
"--portable-service",
|
|
) {
|
|
*SHMEM.lock().unwrap() = None;
|
|
bail!("Failed to run portable service process: {}", e);
|
|
}
|
|
}
|
|
}
|
|
let _sender = SENDER.lock().unwrap();
|
|
Ok(())
|
|
}
|
|
|
|
pub extern "C" fn drop_portable_service_shared_memory() {
|
|
let mut lock = SHMEM.lock().unwrap();
|
|
if lock.is_some() {
|
|
*lock = None;
|
|
log::info!("drop shared memory");
|
|
}
|
|
}
|
|
|
|
pub fn set_quick_support(v: bool) {
|
|
*QUICK_SUPPORT.lock().unwrap() = v;
|
|
}
|
|
|
|
pub struct CapturerPortable {
|
|
width: usize,
|
|
height: usize,
|
|
}
|
|
|
|
impl CapturerPortable {
|
|
pub fn new(current_display: usize, use_yuv: bool) -> Self
|
|
where
|
|
Self: Sized,
|
|
{
|
|
let mut option = SHMEM.lock().unwrap();
|
|
if let Some(shmem) = option.as_mut() {
|
|
unsafe {
|
|
libc::memset(shmem.as_ptr() as _, 0, shmem.len() as _);
|
|
}
|
|
utils::set_para(
|
|
shmem,
|
|
CapturerPara {
|
|
recreate: true,
|
|
current_display,
|
|
use_yuv,
|
|
use_yuv_set: false,
|
|
timeout_ms: 33,
|
|
},
|
|
);
|
|
shmem.write(ADDR_CAPTURE_WOULDBLOCK, &utils::i32_to_vec(TRUE));
|
|
}
|
|
let (mut width, mut height) = (0, 0);
|
|
if let Ok((_, current, display)) = get_current_display() {
|
|
if current_display == current {
|
|
width = display.width();
|
|
height = display.height();
|
|
}
|
|
}
|
|
CapturerPortable { width, height }
|
|
}
|
|
}
|
|
|
|
impl TraitCapturer for CapturerPortable {
|
|
fn set_use_yuv(&mut self, use_yuv: bool) {
|
|
let mut option = SHMEM.lock().unwrap();
|
|
if let Some(shmem) = option.as_mut() {
|
|
unsafe {
|
|
let para_ptr = shmem.as_ptr().add(ADDR_CAPTURER_PARA);
|
|
let para = para_ptr as *const CapturerPara;
|
|
utils::set_para(
|
|
shmem,
|
|
CapturerPara {
|
|
recreate: (*para).recreate,
|
|
current_display: (*para).current_display,
|
|
use_yuv,
|
|
use_yuv_set: true,
|
|
timeout_ms: (*para).timeout_ms,
|
|
},
|
|
);
|
|
}
|
|
}
|
|
}
|
|
|
|
fn frame<'a>(&'a mut self, timeout: Duration) -> std::io::Result<Frame<'a>> {
|
|
let mut lock = SHMEM.lock().unwrap();
|
|
let shmem = lock.as_mut().ok_or(std::io::Error::new(
|
|
std::io::ErrorKind::Other,
|
|
"shmem dropped".to_string(),
|
|
))?;
|
|
unsafe {
|
|
let base = shmem.as_ptr();
|
|
let para_ptr = base.add(ADDR_CAPTURER_PARA);
|
|
let para = para_ptr as *const CapturerPara;
|
|
if timeout.as_millis() != (*para).timeout_ms as _ {
|
|
utils::set_para(
|
|
shmem,
|
|
CapturerPara {
|
|
recreate: (*para).recreate,
|
|
current_display: (*para).current_display,
|
|
use_yuv: (*para).use_yuv,
|
|
use_yuv_set: (*para).use_yuv_set,
|
|
timeout_ms: timeout.as_millis() as _,
|
|
},
|
|
);
|
|
}
|
|
if utils::counter_ready(base.add(ADDR_CAPTURE_FRAME_COUNTER)) {
|
|
let frame_info_ptr = shmem.as_ptr().add(ADDR_CAPTURE_FRAME_INFO);
|
|
let frame_info = frame_info_ptr as *const FrameInfo;
|
|
if (*frame_info).width != self.width || (*frame_info).height != self.height {
|
|
log::info!(
|
|
"skip frame, ({},{}) != ({},{})",
|
|
(*frame_info).width,
|
|
(*frame_info).height,
|
|
self.width,
|
|
self.height,
|
|
);
|
|
return Err(std::io::Error::new(
|
|
std::io::ErrorKind::WouldBlock,
|
|
"wouldblock error".to_string(),
|
|
));
|
|
}
|
|
let frame_ptr = base.add(ADDR_CAPTURE_FRAME);
|
|
let data = slice::from_raw_parts(frame_ptr, (*frame_info).length);
|
|
Ok(Frame(data))
|
|
} else {
|
|
let ptr = base.add(ADDR_CAPTURE_WOULDBLOCK);
|
|
let wouldblock = utils::ptr_to_i32(ptr);
|
|
if wouldblock == TRUE {
|
|
Err(std::io::Error::new(
|
|
std::io::ErrorKind::WouldBlock,
|
|
"wouldblock error".to_string(),
|
|
))
|
|
} else {
|
|
Err(std::io::Error::new(
|
|
std::io::ErrorKind::Other,
|
|
"other error".to_string(),
|
|
))
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
// control by itself
|
|
fn is_gdi(&self) -> bool {
|
|
true
|
|
}
|
|
|
|
fn set_gdi(&mut self) -> bool {
|
|
true
|
|
}
|
|
}
|
|
|
|
pub(super) fn start_ipc_server() -> mpsc::UnboundedSender<Data> {
|
|
let (tx, rx) = mpsc::unbounded_channel::<Data>();
|
|
std::thread::spawn(move || start_ipc_server_async(rx));
|
|
tx
|
|
}
|
|
|
|
#[tokio::main(flavor = "current_thread")]
|
|
async fn start_ipc_server_async(rx: mpsc::UnboundedReceiver<Data>) {
|
|
use DataPortableService::*;
|
|
let rx = Arc::new(tokio::sync::Mutex::new(rx));
|
|
let postfix = IPC_SUFFIX;
|
|
let quick_support = QUICK_SUPPORT.lock().unwrap().clone();
|
|
|
|
match new_listener(postfix).await {
|
|
Ok(mut incoming) => loop {
|
|
{
|
|
tokio::select! {
|
|
Some(result) = incoming.next() => {
|
|
match result {
|
|
Ok(stream) => {
|
|
log::info!("Got portable service ipc connection");
|
|
let rx_clone = rx.clone();
|
|
tokio::spawn(async move {
|
|
let mut stream = Connection::new(stream);
|
|
let postfix = postfix.to_owned();
|
|
let mut timer = tokio::time::interval(Duration::from_secs(1));
|
|
let mut nack = 0;
|
|
let mut rx = rx_clone.lock().await;
|
|
loop {
|
|
tokio::select! {
|
|
res = stream.next() => {
|
|
match res {
|
|
Err(err) => {
|
|
log::info!(
|
|
"ipc{} connection closed: {}",
|
|
postfix,
|
|
err
|
|
);
|
|
break;
|
|
}
|
|
Ok(Some(Data::DataPortableService(data))) => match data {
|
|
Ping => {
|
|
stream.send(&Data::DataPortableService(Pong)).await.ok();
|
|
}
|
|
Pong => {
|
|
nack = 0;
|
|
*RUNNING.lock().unwrap() = true;
|
|
},
|
|
ConnCount(None) => {
|
|
if !quick_support {
|
|
let cnt = crate::server::CONN_COUNT.lock().unwrap().clone();
|
|
stream.send(&Data::DataPortableService(ConnCount(Some(cnt)))).await.ok();
|
|
}
|
|
},
|
|
WillClose => {
|
|
log::info!("portable service will close");
|
|
break;
|
|
}
|
|
_=>{}
|
|
}
|
|
_=>{}
|
|
}
|
|
}
|
|
_ = timer.tick() => {
|
|
nack+=1;
|
|
if nack > MAX_NACK {
|
|
// In fact, this will not happen, ipc will be closed before max nack.
|
|
log::error!("max ipc nack");
|
|
break;
|
|
}
|
|
stream.send(&Data::DataPortableService(Ping)).await.ok();
|
|
}
|
|
Some(data) = rx.recv() => {
|
|
allow_err!(stream.send(&data).await);
|
|
}
|
|
}
|
|
}
|
|
*RUNNING.lock().unwrap() = false;
|
|
});
|
|
}
|
|
Err(err) => {
|
|
log::error!("Couldn't get portable client: {:?}", err);
|
|
}
|
|
}
|
|
}
|
|
}
|
|
}
|
|
},
|
|
Err(err) => {
|
|
log::error!("Failed to start portable service ipc server: {}", err);
|
|
}
|
|
}
|
|
}
|
|
|
|
fn ipc_send(data: Data) -> ResultType<()> {
|
|
let sender = SENDER.lock().unwrap();
|
|
sender
|
|
.send(data)
|
|
.map_err(|e| anyhow!("ipc send error:{:?}", e))
|
|
}
|
|
|
|
fn get_cursor_info_(shmem: &mut SharedMemory, pci: PCURSORINFO) -> BOOL {
|
|
unsafe {
|
|
let shmem_addr_para = shmem.as_ptr().add(ADDR_CURSOR_PARA);
|
|
if utils::counter_ready(shmem.as_ptr().add(ADDR_CURSOR_COUNTER)) {
|
|
std::ptr::copy_nonoverlapping(shmem_addr_para, pci as _, size_of::<CURSORINFO>());
|
|
return TRUE;
|
|
}
|
|
FALSE
|
|
}
|
|
}
|
|
|
|
fn handle_mouse_(evt: &MouseEvent, conn: i32) -> ResultType<()> {
|
|
let mut v = vec![];
|
|
evt.write_to_vec(&mut v)?;
|
|
ipc_send(Data::DataPortableService(DataPortableService::Mouse((
|
|
v, conn,
|
|
))))
|
|
}
|
|
|
|
fn handle_pointer_(evt: &PointerDeviceEvent, conn: i32) -> ResultType<()> {
|
|
let mut v = vec![];
|
|
evt.write_to_vec(&mut v)?;
|
|
ipc_send(Data::DataPortableService(DataPortableService::Pointer((
|
|
v, conn,
|
|
))))
|
|
}
|
|
|
|
fn handle_key_(evt: &KeyEvent) -> ResultType<()> {
|
|
let mut v = vec![];
|
|
evt.write_to_vec(&mut v)?;
|
|
ipc_send(Data::DataPortableService(DataPortableService::Key(v)))
|
|
}
|
|
|
|
pub fn create_capturer(
|
|
current_display: usize,
|
|
display: scrap::Display,
|
|
use_yuv: bool,
|
|
portable_service_running: bool,
|
|
) -> ResultType<Box<dyn TraitCapturer>> {
|
|
if portable_service_running != RUNNING.lock().unwrap().clone() {
|
|
log::info!("portable service status mismatch");
|
|
}
|
|
if portable_service_running {
|
|
log::info!("Create shared memory capturer");
|
|
return Ok(Box::new(CapturerPortable::new(current_display, use_yuv)));
|
|
} else {
|
|
log::debug!("Create capturer dxgi|gdi");
|
|
return Ok(Box::new(
|
|
Capturer::new(display, use_yuv).with_context(|| "Failed to create capturer")?,
|
|
));
|
|
}
|
|
}
|
|
|
|
pub fn get_cursor_info(pci: PCURSORINFO) -> BOOL {
|
|
if RUNNING.lock().unwrap().clone() {
|
|
let mut option = SHMEM.lock().unwrap();
|
|
option
|
|
.as_mut()
|
|
.map_or(FALSE, |sheme| get_cursor_info_(sheme, pci))
|
|
} else {
|
|
unsafe { winuser::GetCursorInfo(pci) }
|
|
}
|
|
}
|
|
|
|
pub fn handle_mouse(evt: &MouseEvent, conn: i32) {
|
|
if RUNNING.lock().unwrap().clone() {
|
|
crate::input_service::update_latest_input_cursor_time(conn);
|
|
handle_mouse_(evt, conn).ok();
|
|
} else {
|
|
crate::input_service::handle_mouse_(evt, conn);
|
|
}
|
|
}
|
|
|
|
pub fn handle_pointer(evt: &PointerDeviceEvent, conn: i32) {
|
|
if RUNNING.lock().unwrap().clone() {
|
|
crate::input_service::update_latest_input_cursor_time(conn);
|
|
handle_pointer_(evt, conn).ok();
|
|
} else {
|
|
crate::input_service::handle_pointer_(evt, conn);
|
|
}
|
|
}
|
|
|
|
pub fn handle_key(evt: &KeyEvent) {
|
|
if RUNNING.lock().unwrap().clone() {
|
|
handle_key_(evt).ok();
|
|
} else {
|
|
crate::input_service::handle_key_(evt);
|
|
}
|
|
}
|
|
|
|
pub fn running() -> bool {
|
|
RUNNING.lock().unwrap().clone()
|
|
}
|
|
}
|
|
|
|
#[repr(C)]
|
|
pub struct CapturerPara {
|
|
recreate: bool,
|
|
current_display: usize,
|
|
use_yuv: bool,
|
|
use_yuv_set: bool,
|
|
timeout_ms: i32,
|
|
}
|
|
|
|
#[repr(C)]
|
|
pub struct FrameInfo {
|
|
length: usize,
|
|
width: usize,
|
|
height: usize,
|
|
}
|