| /* |
| * Copyright (c) 2001-2004 Swedish Institute of Computer Science. |
| * All rights reserved. |
| * |
| * 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. |
| * 3. The name of the author may not be used to endorse or promote products |
| * derived from this software without specific prior written permission. |
| * |
| * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``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 AUTHOR 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. |
| * |
| * This file is part of the lwIP TCP/IP stack. |
| */ |
| |
| /* |
| * This is the interface to the platform specific serial IO module |
| * It needs to be implemented by those platforms which need SLIP or PPP |
| */ |
| |
| #include "arch/cc.h" |
| |
| #ifndef __sio_fd_t_defined |
| typedef void * sio_fd_t; |
| #endif |
| |
| #ifndef sio_open |
| sio_fd_t sio_open(u8_t); |
| #endif |
| |
| #ifndef sio_send |
| void sio_send(u8_t, sio_fd_t); |
| #endif |
| |
| #ifndef sio_recv |
| u8_t sio_recv(sio_fd_t); |
| #endif |
| |
| #ifndef sio_read |
| u32_t sio_read(sio_fd_t, u8_t *, u32_t); |
| #endif |
| |
| #ifndef sio_write |
| u32_t sio_write(sio_fd_t, u8_t *, u32_t); |
| #endif |
| |
| #ifndef sio_read_abort |
| void sio_read_abort(sio_fd_t); |
| #endif |