42 lines
1008 B
C
42 lines
1008 B
C
#pragma once
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#include <kernel/vfs.h>
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#include <kernel/mod/net.h>
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#define ETHERNET_TYPE_IPV4 0x0800
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#define ETHERNET_TYPE_ARP 0x0806
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#define ETHERNET_BROADCAST_MAC (uint8_t[]){0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF}
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#define MAC_FORMAT "%02x:%02x:%02x:%02x:%02x:%02x"
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#define FORMAT_MAC(m) (m)[0], (m)[1], (m)[2], (m)[3], (m)[4], (m)[5]
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void net_eth_handle(struct ethernet_packet * frame, fs_node_t * nic);
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struct EthernetDevice {
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char if_name[32];
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uint8_t mac[6];
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size_t mtu;
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/* XXX: just to get things going */
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uint32_t ipv4_addr;
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uint32_t ipv4_subnet;
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uint32_t ipv4_gateway;
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uint8_t ipv6_addr[16];
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/* TODO: Address lists? */
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fs_node_t * device_node;
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};
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void net_eth_send(struct EthernetDevice *, size_t, void*, uint16_t, uint8_t*);
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struct ArpCacheEntry {
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uint8_t hwaddr[6];
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uint16_t flags;
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struct EthernetDevice * iface;
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};
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struct ArpCacheEntry * net_arp_cache_get(uint32_t addr);
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void net_arp_cache_add(struct EthernetDevice * iface, uint32_t addr, uint8_t * hwaddr, uint16_t flags);
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