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minor cleanup

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This commit is contained in:
Kevin Lange 2014-05-17 18:50:52 -07:00
parent 216a26e6c4
commit 25af2c88eb
1 changed files with 9 additions and 3 deletions
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12
modules/rtl.c
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@ -200,6 +200,7 @@ static size_t write_tcp_packet(uint8_t * buffer, uint8_t * payload, size_t paylo
.destination = htonl(ip_aton("37.48.83.75")),
//.destination = htonl(ip_aton("204.28.125.145")),
//.destination = htonl(ip_aton("192.168.1.145")),
//.destination = htonl(ip_aton("107.170.207.248")),
};
uint16_t checksum = calculate_ipv4_checksum(&ipv4_out);
@ -211,10 +212,11 @@ static size_t write_tcp_packet(uint8_t * buffer, uint8_t * payload, size_t paylo
struct tcp_header tcp = {
.source_port = htons(56667), /* Ephemeral port */
.destination_port = htons(6667), /* IRC */
//.destination_port = htons(23),
.seq_number = htonl(seq_no),
.ack_number = flags & (TCP_FLAGS_ACK) ? htonl(ack_no) : 0,
.flags = htons(flags),
.window_size = htons(1024),
.window_size = htons(1800),
.checksum = 0,
.urgent = 0,
};
@ -712,10 +714,14 @@ static void rtl_netd(void * data, char * name) {
uint32_t l__ = ntohs(ipv4->length) - sizeof(struct tcp_header) - sizeof(struct ipv4_packet);
seq_no = ntohl(tcp->ack_number);
if (ntohs(tcp->flags) & TCP_FLAGS_ACK) {
seq_no = ntohl(tcp->ack_number);
}
ack_no = ntohl(tcp->seq_number) + l__;
write_fs(tty, 0, ntohs(ipv4->length)-sizeof(struct ipv4_packet)-sizeof(struct tcp_header), tcp->payload);
if (l__ < 0xFFFF) {
write_fs(tty, 0, l__, tcp->payload);
}
}
{