103 use libc::{
109 pub type Pid = libc::pid_t;
110 pub type Uid = libc::uid_t;
111 pub type Gid = libc::gid_t;
153     let ret = unsafe { libc::getsid(pid.unwrap_or(0)) } as Pid;  in getsid()
165     let ret = unsafe { libc::setsid() as Pid };  in setsid()
178     unsafe { libc::geteuid() }  in geteuid()
185     unsafe { libc::getegid() }  in getegid()
192     let ret = unsafe { libc::chown(path.as_ptr(), uid, gid) };  in chown()
213         FlockOperation::LockShared => libc::LOCK_SH,  in flock()
214         FlockOperation::LockExclusive => libc::LOCK_EX,  in flock()
215         FlockOperation::Unlock => libc::LOCK_UN,  in flock()
219         operation |= libc::LOCK_NB;  in flock()
223     let ret = unsafe { libc::flock(file.as_raw_fd(), operation) };  in flock()
247     let offset = if offset > libc::off64_t::max_value() as u64 {  in fallocate()
248         return Err(Error::new(libc::EINVAL));  in fallocate()
250         offset as libc::off64_t  in fallocate()
253     let len = if len > libc::off64_t::max_value() as u64 {  in fallocate()
254         return Err(Error::new(libc::EINVAL));  in fallocate()
256         len as libc::off64_t  in fallocate()
260         FallocateMode::PunchHole => libc::FALLOC_FL_PUNCH_HOLE,  in fallocate()
261         FallocateMode::ZeroRange => libc::FALLOC_FL_ZERO_RANGE,  in fallocate()
266         mode |= libc::FALLOC_FL_KEEP_SIZE;  in fallocate()
271     let ret = unsafe { libc::fallocate64(file.as_raw_fd(), mode, offset, len) };  in fallocate()
352     let ret = unsafe { fcntl(fd, libc::F_SETPIPE_SZ, size as c_int) };  in set_pipe_size()
401     let flags = unsafe { libc::fcntl(raw_fd, libc::F_GETFD) };  in validate_raw_fd()
402     if flags < 0 || (flags & libc::FD_CLOEXEC) != 0 {  in validate_raw_fd()
403         return Err(Error::new(libc::EBADF));  in validate_raw_fd()
409     let dup_fd = unsafe { libc::fcntl(raw_fd, libc::F_DUPFD_CLOEXEC, 0) };  in validate_raw_fd()
421     let mut fds = libc::pollfd {  in poll_in()
423         events: libc::POLLIN,  in poll_in()
427     let ret = unsafe { libc::poll(&mut fds, 1, 0) };  in poll_in()
434     fds.revents & libc::POLLIN != 0  in poll_in()
480 pub fn duration_to_timespec(duration: Duration) -> libc::timespec {  in duration_to_timespec()
482     let mut ts: libc::timespec = unsafe { mem::zeroed() };  in duration_to_timespec()
484     ts.tv_sec = duration.as_secs() as libc::time_t;  in duration_to_timespec()
487     ts.tv_nsec = libc::c_long::from(nsec);  in duration_to_timespec()
493     Duration::new(libc::time_t::max_value() as u64, 999999999)  in max_timeout()
508         add_fd_flags(tx.as_raw_fd(), libc::O_NONBLOCK).expect("Failed to set tx non blocking");  in pipe_size_and_fill()