blob: 7f7a775165f705c95c52075e18a17464c9df8aa0 (
plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
|
use std::os::unix::io::RawFd;
use std::ptr;
use libc::{self, off_t};
use Result;
use errno::Errno;
pub fn sendfile(out_fd: RawFd, in_fd: RawFd, offset: Option<&mut off_t>, count: usize) -> Result<usize> {
let offset = offset.map(|offset| offset as *mut _).unwrap_or(ptr::null_mut());
let ret = unsafe { libc::sendfile(out_fd, in_fd, offset, count) };
Errno::result(ret).map(|r| r as usize)
}
|