length
bytes of data from any sender and store the sender info in sender.item
On error, returns an empty string and sets error
appropriately.
# Receive `length` bytes of data from any sender and store the sender info in `sender.item`
#
# On error, returns an empty string and sets `error` appropriately.
fun recv_from(length: Int, sender: Ref[nullable SocketAddress]): String
do
var src = new NativeSocketAddrIn
var buf = new CString(length)
var len = native.recvfrom(buf, length, 0, src)
if len == -1 then
error = new IOError.from_errno
src.free
return ""
end
sender.item = new SocketAddress(src)
return buf.to_s_unsafe(len, copy=false)
end
lib/socket/socket.nit:396,2--413,4