#![allow(dead_code)]
use crate::cmp;
-use crate::io::{self, IoSlice, IoSliceMut};
+use crate::io::{self, BorrowedBuf, BorrowedCursor, IoSlice, IoSliceMut};
use crate::mem;
use crate::net::{Shutdown, SocketAddr};
use crate::os::hermit::io::{AsFd, AsRawFd, BorrowedFd, FromRawFd, RawFd};
Ok(Socket(unsafe { FileDesc::from_raw_fd(fd) }))
}
- fn recv_with_flags(&self, buf: &mut [u8], flags: i32) -> io::Result<usize> {
- let ret =
- cvt(unsafe { netc::recv(self.0.as_raw_fd(), buf.as_mut_ptr(), buf.len(), flags) })?;
- Ok(ret as usize)
+ fn recv_with_flags(&self, mut buf: BorrowedCursor<'_>, flags: i32) -> io::Result<()> {
+ let ret = cvt(unsafe {
+ netc::recv(
+ self.0.as_raw_fd(),
+ buf.as_mut().as_mut_ptr() as *mut u8,
+ buf.capacity(),
+ flags,
+ )
+ })?;
+ unsafe {
+ buf.advance(ret as usize);
+ }
+ Ok(())
}
pub fn read(&self, buf: &mut [u8]) -> io::Result<usize> {
- self.recv_with_flags(buf, 0)
+ let mut buf = BorrowedBuf::from(buf);
+ self.recv_with_flags(buf.unfilled(), 0)?;
+ Ok(buf.len())
}
pub fn peek(&self, buf: &mut [u8]) -> io::Result<usize> {
- self.recv_with_flags(buf, netc::MSG_PEEK)
+ let mut buf = BorrowedBuf::from(buf);
+ self.recv_with_flags(buf.unfilled(), netc::MSG_PEEK)?;
+ Ok(buf.len())
+ }
+
+ pub fn read_buf(&self, buf: BorrowedCursor<'_>) -> io::Result<()> {
+ self.recv_with_flags(buf, 0)
}
pub fn read_vectored(&self, bufs: &mut [IoSliceMut<'_>]) -> io::Result<usize> {