factor/library/platform/native/network.factor

62 lines
2.2 KiB
Factor

! :folding=indent:collapseFolds=1:
! $Id$
!
! Copyright (C) 2004 Slava Pestov.
!
! Redistribution and use in source and binary forms, with or without
! modification, are permitted provided that the following conditions are met:
!
! 1. Redistributions of source code must retain the above copyright notice,
! this list of conditions and the following disclaimer.
!
! 2. Redistributions in binary form must reproduce the above copyright notice,
! this list of conditions and the following disclaimer in the documentation
! and/or other materials provided with the distribution.
!
! THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES,
! INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND
! FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
! DEVELOPERS AND CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
! SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
! PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
! OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
! WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
! OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
! ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
IN: streams
USE: combinators
USE: continuations
USE: io-internals
USE: errors
USE: kernel
USE: logic
USE: stack
USE: stdio
USE: strings
USE: namespaces
USE: unparser
: <server> ( port -- stream )
#! Starts listening on localhost:port. Returns a stream that
#! you can close with fclose, and accept connections from
#! with accept. No other stream operations are supported.
server-socket <stream> [
"socket" set
( -- )
[ "socket" get close-port ] "fclose" set
] extend ;
: <client-stream> ( host port in out -- stream )
<fd-stream> [ ":" swap unparse cat3 "client" set ] extend ;
: <client> ( host port -- stream )
#! fflush yields until connection is established.
2dup client-socket <client-stream> dup fflush ;
: accept ( server -- client )
#! Accept a connection from a server socket.
"socket" swap get* blocking-accept <client-stream> ;