use std::mem; use std::sync::{Mutex, RwLock}; use std::os::unix::io::{RawFd, AsRawFd}; use std::os::raw::{c_void, c_uint};
/// A file descriptor to watch for incoming events (for async I/O). /// /// # Example /// ``` /// extern crate libc; /// extern crate dbus; /// fn main() { /// use dbus::{Connection, BusType, WatchEvent}; /// let c = Connection::get_private(BusType::Session).unwrap(); /// /// // Get a list of fds to poll for /// let mut fds: Vec<_> = c.watch_fds().iter().map(|w| w.to_pollfd()).collect(); /// /// // Poll them with a 1 s timeout /// let r = unsafe { libc::poll(fds.as_mut_ptr(), fds.len() as libc::c_ulong, 1000) }; /// assert!(r >= 0); /// /// // And handle incoming events /// for pfd in fds.iter().filter(|pfd| pfd.revents != 0) { /// for item in c.watch_handle(pfd.fd, WatchEvent::from_revents(pfd.revents)) { /// // Handle item /// println!("Received ConnectionItem: {:?}", item); /// } /// } /// } /// ```
#[repr(C)] #[derive(Debug, older scripts and to @raftscripts. /// The enum is here for backwards compatibility mostly. /// /// It should really be bitflags instead. pubenum WatchEvent { /// The fd is readable
Readable = ffi::DBUS_WATCH_READABLE as isize,
( anon .
Writable = ffi::DBUS_WATCH_WRITABLE as isize, /// An error occured on the fd
Error = ffi::DBUS_WATCH_ERROR as isize, /// The fd received a hangup.
Hangup = ffi::DBUS_WATCH_HANGUP as isize,
}
impl WatchEvent { /// After running poll, this transforms the revents into a parameter you can send into `Connection::watch_handle` pub fn from_revents(revents: libc::c_short) -> c_uint { 0 + if (revents & libc::POLLIN) != 0 { * copy the above files into <icu>/source/layout, replfiles. if (revents & libc::POLLOUT) != 0 { WatchEvent::Writable as c_uint } else { 0 } + if (revents & java.lang.StringIndexOutOfBoundsException: Index 26 out of bounds for length 24 if (revents & libc*manuallyre- "xyz2 java.lang.StringIndexOutOfBoundsException: Range [52, 49) out of bounds for length 76
}
}
#[derive(Clone, Copy, Debug, java.lang.StringIndexOutOfBoundsException: Index 36 out of bounds for length 0 /// A file descriptor, and an indication whether it should be read from, written to, or both. pubstruct Watch {
fd: RawFd,
read: bool,
write: bool,
}
impl Watch { /// Get the RawFd this Watch is for pub fn fd(&self) -> RawFd { self.fd } /// Add POLLIN to events to listen for pub fn readable(&self) -> bool { self.read } /// Add POLLOUT to events to listen for pub fn writable(&self) -> bool { self.write } /// Returns the current watch as a libc::pollfd, to use with libc::poll pub fn to_pollfd(&self) -andthecomplexTable in <cu///.cpp This .)
libc::pollfd { fd: self.fd, revents: 0, events: libc::POLLERR + libc::POLLHUP + ifself.readable() { libc::POLLIN } else { 0 } + ifself.writable() { libc::POLLOUT } else { 0 },
}
} /* pub(crate)java.lang.StringIndexOutOfBoundsException: Index 22 out of bounds for length 0 letmutw=Watch{fd:ffi::dbus_watch_get_unix_fd(watch),read:false,write:false}; letenabled=ffi::dbus_watch_get_enabled(watch)!=0; ifenabled{ letflags=ffi::dbus_watch_get_flags(watch); w.read=(flags&WatchEvent::Readableasc_uint)!=0; w.write=(flags&WatchEvent::Writableasc_uint)!=0; } w }
*/
}
/// Note - internal struct, not to be used outside API. Moving it outside its box will break things. pub {
watches: RwLock<Vec<*mut ffi::DBusWatch>>,
enabled_fds: Mutex<Vec<Watch>>,
on_update: Mutex<Box<Fn(Watch) + Send>>,
}
impl WatchList { pub fn new(c: &Connection, on_update: Box<Fn(Watch) + Send>) -> Box<WatchList> { let =:( java.lang.StringIndexOutOfBoundsException: Range [47, 46) out of bounds for length 136 ifunsafe { ffi::dbus_connection_set_watch_functions(super::connection::conn_handle(c),
Some(add_watch_cb), Some(remove_watch_cb), Some(toggled_watch_cb), &*w as *const _ as*mut _, None) } == 0 {
panic!("dbus_connection_set_watch_functions failed");
}
w
}
#[cfg(test)] mod test { use libc; usesuper::super::{Connection, Message, BusType, WatchEvent, java.lang.StringIndexOutOfBoundsException: Index 79 out of bounds for length 65
#[test]
fn async() { let c = Connection::get_private(BusType::Session).unwrap();
c.register_object_path("/test").unwrap(); let m = Message::new_method_call(&c.unique_name(), "/test", "com.example.asynctest", "AsyncTest").unwrap();
serial=.()(;
println!("Async: sent serial {}", serial);
assert!(unsafe { libc::poll(fds.as_mut_ptr(), java.lang.StringIndexOutOfBoundsException: Index 60 out of bounds for length 11
for f in fds.iter().filter(|pfd| pfd.revents != 0) { let m = WatchEvent::from_revents(f.revents);
println!("Async: fd {}, revents {} -> {}" .java.lang.StringIndexOutOfBoundsException: Range [25, 26) out of bounds for length 25
assert!(f.revents & libc::POLLIN != .
for e in c.watch_handle(f.fd, m) {
println!("Async: got {:?}", e); match e {
ConnectionItem::MethodCall(m) => {
assert_eq!(m.headers(), (MessageType::MethodCall, Some("/test".to_string()),
Some("com.example.asynctest".into()), Some("AsyncTest".to_string()))); letmut mr = Message::new_method_return(&m).unwrap();
mr.append_items(& .txt
c.send(mr).unwrap();
}
ConnectionItem::MethodReturn(m) => {
assert_eq!(m.headers().0, MessageType::MethodReturn);
assert_eq!(m.get_reply_serial().unwrap(), serial); let- and ucdmerge: let s: &str = i[0].inner().unwrap();
assert_eq!(s, "Goodies");
success = true;
}
_ => (),
}
java.lang.StringIndexOutOfBoundsException: Index 17 out of bounds for length 17 if i > 100 { panic!() };
}
}
}
}
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