137 lines
3.9 KiB
C
137 lines
3.9 KiB
C
/*
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* Copyright (c) 2001-2003 Swedish Institute of Computer Science.
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without modification,
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* are permitted provided that the following conditions are met:
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*
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* 1. Redistributions of source code must retain the above copyright notice,
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* this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright notice,
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* this list of conditions and the following disclaimer in the documentation
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* and/or other materials provided with the distribution.
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* 3. The name of the author may not be used to endorse or promote products
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* derived from this software without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED
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* WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
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* MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT
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* SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
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* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT
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* OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
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* IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY
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* OF SUCH DAMAGE.
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*
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* This file is part of the lwIP TCP/IP stack.
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*
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* Author: Erik Ekman <erik@kryo.se>
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*
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*/
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#include "lwip/init.h"
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#include "lwip/netif.h"
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#include "netif/etharp.h"
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#if LWIP_IPV6
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#include "lwip/ethip6.h"
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#include "lwip/nd6.h"
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#endif
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#include <string.h>
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#include <stdio.h>
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/* no-op send function */
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static err_t lwip_tx_func(struct netif *netif, struct pbuf *p)
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{
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LWIP_UNUSED_ARG(netif);
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LWIP_UNUSED_ARG(p);
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return ERR_OK;
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}
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static err_t testif_init(struct netif *netif)
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{
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netif->name[0] = 'f';
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netif->name[1] = 'z';
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netif->output = etharp_output;
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netif->linkoutput = lwip_tx_func;
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netif->mtu = 1500;
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netif->hwaddr_len = 6;
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netif->flags = NETIF_FLAG_BROADCAST | NETIF_FLAG_ETHARP;
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netif->hwaddr[0] = 0x00;
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netif->hwaddr[1] = 0x23;
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netif->hwaddr[2] = 0xC1;
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netif->hwaddr[3] = 0xDE;
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netif->hwaddr[4] = 0xD0;
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netif->hwaddr[5] = 0x0D;
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#if LWIP_IPV6
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netif->output_ip6 = ethip6_output;
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netif->ip6_autoconfig_enabled = 1;
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netif_create_ip6_linklocal_address(netif, 1);
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netif->flags |= NETIF_FLAG_MLD6;
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#endif
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return ERR_OK;
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}
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static void input_pkt(struct netif *netif, const u8_t *data, size_t len)
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{
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struct pbuf *p, *q;
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err_t err;
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LWIP_ASSERT("pkt too big", len <= 0xFFFF);
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p = pbuf_alloc(PBUF_RAW, (u16_t)len, PBUF_POOL);
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LWIP_ASSERT("alloc failed", p);
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for(q = p; q != NULL; q = q->next) {
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MEMCPY(q->payload, data, q->len);
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data += q->len;
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}
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err = netif->input(p, netif);
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if (err != ERR_OK) {
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pbuf_free(p);
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}
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}
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int main(int argc, char** argv)
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{
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struct netif net_test;
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ip4_addr_t addr;
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ip4_addr_t netmask;
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ip4_addr_t gw;
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u8_t pktbuf[2000];
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size_t len;
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lwip_init();
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IP4_ADDR(&addr, 172, 30, 115, 84);
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IP4_ADDR(&netmask, 255, 255, 255, 0);
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IP4_ADDR(&gw, 172, 30, 115, 1);
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netif_add(&net_test, &addr, &netmask, &gw, &net_test, testif_init, ethernet_input);
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netif_set_up(&net_test);
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#if LWIP_IPV6
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nd6_tmr(); /* tick nd to join multicast groups */
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#endif
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if(argc > 1) {
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FILE* f;
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const char* filename;
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printf("reading input from file... ");
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fflush(stdout);
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filename = argv[1];
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LWIP_ASSERT("invalid filename", filename != NULL);
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f = fopen(filename, "rb");
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LWIP_ASSERT("open failed", f != NULL);
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len = fread(pktbuf, 1, sizeof(pktbuf), f);
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fclose(f);
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printf("testing file: \"%s\"...\r\n", filename);
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} else {
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len = fread(pktbuf, 1, sizeof(pktbuf), stdin);
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}
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input_pkt(&net_test, pktbuf, len);
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return 0;
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}
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