/** * @file * lwIP netif implementing an IEEE 802.1D MAC Bridge */ /* * Copyright (c) 2017 Simon Goldschmidt. * 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. * * Author: Simon Goldschmidt * */ #ifndef LWIP_HDR_NETIF_BRIDGEIF_OPTS_H #define LWIP_HDR_NETIF_BRIDGEIF_OPTS_H #include "lwip/opt.h" /** * @defgroup bridgeif_opts Options * @ingroup bridgeif * @{ */ /** BRIDGEIF_PORT_NETIFS_OUTPUT_DIRECT==1: set port netif's 'input' function * to call directly into bridgeif code and on top of that, directly call into * the selected forwarding port's 'linkoutput' function. * This means that the bridgeif input/output path is protected from concurrent access * but as well, *all* bridge port netif's drivers must correctly handle concurrent access! * == 0: get into tcpip_thread for every input packet (no multithreading) * ATTENTION: as ==0 relies on tcpip.h, the default depends on NO_SYS setting */ #ifndef BRIDGEIF_PORT_NETIFS_OUTPUT_DIRECT #define BRIDGEIF_PORT_NETIFS_OUTPUT_DIRECT NO_SYS #endif /** BRIDGEIF_MAX_PORTS: this is used to create a typedef used for forwarding * bit-fields: the number of bits required is this + 1 (for the internal/cpu port) * (63 is the maximum, resulting in an u64_t for the bit mask) * ATTENTION: this controls the maximum number of the implementation only! * The max. number of ports per bridge must still be passed via netif_add parameter! */ #ifndef BRIDGEIF_MAX_PORTS #define BRIDGEIF_MAX_PORTS 7 #endif /** BRIDGEIF_DEBUG: Enable generic debugging in bridgeif.c. */ #ifndef BRIDGEIF_DEBUG #define BRIDGEIF_DEBUG LWIP_DBG_OFF #endif /** BRIDGEIF_DEBUG: Enable FDB debugging in bridgeif.c. */ #ifndef BRIDGEIF_FDB_DEBUG #define BRIDGEIF_FDB_DEBUG LWIP_DBG_OFF #endif /** BRIDGEIF_DEBUG: Enable forwarding debugging in bridgeif.c. */ #ifndef BRIDGEIF_FW_DEBUG #define BRIDGEIF_FW_DEBUG LWIP_DBG_OFF #endif /** * @} */ #endif /* LWIP_HDR_NETIF_BRIDGEIF_OPTS_H */