diff options
Diffstat (limited to 'network/ethernet.c')
| -rw-r--r-- | network/ethernet.c | 8 |
1 files changed, 5 insertions, 3 deletions
diff --git a/network/ethernet.c b/network/ethernet.c index ae8e814..11a3876 100644 --- a/network/ethernet.c +++ b/network/ethernet.c @@ -4,6 +4,7 @@ #include <network/arp.h> #include <network/bytes.h> #include <network/ethernet.h> +#include <network/ipv4.h> #include <stdio.h> struct ETHERNET_HEADER { @@ -44,10 +45,10 @@ uint32_t crc32(const char *buf, size_t len) { return ~crc; } -void handle_ethernet(uint8_t *packet, uint64_t packet_length) { +void handle_ethernet(const uint8_t *packet, uint64_t packet_length) { struct ETHERNET_HEADER *eth_header = (struct ETHERNET_HEADER *)packet; packet += sizeof(struct ETHERNET_HEADER); - uint8_t *payload = packet; + const uint8_t *payload = packet; packet += packet_length - sizeof(struct ETHERNET_HEADER); uint32_t crc = *((uint32_t *)packet - 1); kprintf("PACKET crc: %x\n", crc); @@ -70,7 +71,7 @@ void handle_ethernet(uint8_t *packet, uint64_t packet_length) { handle_arp(payload); break; case 0x0800: - kprintf("IPV4 message\n"); + handle_ipv4(payload, packet_length - sizeof(struct ETHERNET_HEADER) - 4); break; default: kprintf("Can't handle ethernet type\n"); @@ -97,5 +98,6 @@ void send_ethernet_packet(uint8_t mac_dst[6], uint16_t type, uint8_t *payload, htonl(crc32((const char *)buffer_start, buffer_size - 4)); assert(rtl8139_send_data(buffer_start, buffer_size)); + kfree(buffer_start); kprintf("sent data\n"); } |