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Only respond to ARPs requesting the external IP address.

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This commit is contained in:
Gregory Alexander 2001-06-24 00:48:38 +00:00
parent d99cdfe521
commit a2db8e751c
2 changed files with 4 additions and 1 deletions
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3
bochs/iodev/eth_packetmaker.cc
View File

@ -140,7 +140,8 @@ eth_ARPmaker::ishandler(const eth_packet& outpacket) {
(!memcmp(outpacket.buf+12, ethtype_arp, 2)) &&
(outpacket.len<PACKET_BUF_SIZE) &&
( (!memcmp(outpacket.buf, external_mac, 6))
|| (!memcmp(outpacket.buf, broadcast_mac, 6)) )
|| (!memcmp(outpacket.buf, broadcast_mac, 6)) ) &&
(!memcmp(outpacket.buf+38, external_ip, 4))
) {
return 1;
}

2
bochs/iodev/eth_packetmaker.h
View File

@ -11,6 +11,8 @@ static const Bit8u external_ip[]={ 192, 168, 0, 2, 0x00 };
static const Bit8u broadcast_mac[]={0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0x00};
static const Bit8u ethtype_arp[]={0x08, 0x06, 0x00};
static const Bit8u ethtype_ip[]={0x08, 0x00, 0x00};
static const Bit8u prot_udp=17;
static const Bit8u prot_tcp=6;
class eth_packet {