117 lines
2.4 KiB
C
117 lines
2.4 KiB
C
/*
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* Copyright (C) 2006 Apple Computer, Inc. All rights reserved.
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*
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* This document is the property of Apple Computer, Inc.
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* It is considered confidential and proprietary.
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*
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* This document may not be reproduced or transmitted in any form,
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* in whole or in part, without the express written permission of
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* Apple Computer, Inc.
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*/
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#include <debug.h>
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#include <stdint.h>
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#include <drivers/ethernet.h>
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#include <lib/env.h>
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#include <lib/net.h>
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#include <lib/net/xp.h>
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#include <lib/net/callbacks.h>
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#include <lib/net/ethernet.h>
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//For the different layers
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#include <lib/net/arp.h>
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#include <lib/net/ipv4.h>
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#include <lib/net/udp.h>
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#include <lib/net/icmp.h>
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#include <sys/callout.h>
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struct callout ethernet_cb;
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static bool netstack_initialized = false;
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int start_network_stack(void)
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{
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if (netstack_initialized)
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return 0;
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dprintf(DEBUG_INFO, "starting net stack\n");
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/* get all of the environment variables we need up front */
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uint32_t ipaddr;
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uint8_t ethaddr[6];
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if (env_get_ipaddr("ipaddr", &ipaddr) < 0) {
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printf("ipaddr environment variable not set or malformed, cannot start net stack\n");
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return -1;
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}
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if (env_get_ethaddr("ethaddr", ethaddr)) {
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printf("ethaddr environment variable not set or malformed, cannot start net stack\n");
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return -1;
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}
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ethernet_init();
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xp_initialize();
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//YUCK! XXX: TODO:
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ipv4_layer(true);
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ipv4_set_ip(htonl(ipaddr));
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arp_layer(true);
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icmp_layer(true);
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udp_layer(true);
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#if WITH_HW_ETHERNET
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dprintf(DEBUG_INFO, "starting ethernet\n");
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ethstat_t *eth = eth_get_handle();
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eth_setmacaddr(eth, (char *)ethaddr);
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eth_start(eth);
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#endif
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#if 0
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/* start the ethernet work loop */
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callout_enqueue(ðernet_cb, 1000, ethernet_workloop, (void *)100);
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#endif
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netstack_initialized = true;
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/* gratuitous arp */
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char mac[6];
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arp_get_macaddr(ipv4_get_ip(), mac);
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return 0;
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}
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int stop_network_stack(void)
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{
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if (!netstack_initialized)
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return 0;
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#if WITH_HW_ETHERNET
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ethstat_t *eth = eth_get_handle();
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eth_stop(eth);
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#endif
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ipv4_layer(false);
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arp_layer(false);
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icmp_layer(false);
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udp_layer(false);
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ethernet_uninit();
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netstack_initialized = false;
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return 0;
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}
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/* utility routines for dealing with ip and mac address strings */
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void mac2str(uint8_t mac[6], char *ascii, size_t size)
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{
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snprintf(ascii, size, "%02x:%02x:%02x:%02x:%02x:%02x",mac[0],mac[1],mac[2],mac[3],mac[4],mac[5]);
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}
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void ip2str(const uint8_t *ip, char *str, size_t size)
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{
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snprintf(str, size, "%u.%u.%u.%u", ip[3], ip[2], ip[1], ip[0]);
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}
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