XXX ip free
| 1996 | |
| 1997 | // XXX ip free |
| 1998 | void |
| 1999 | AddSeq(struct alias_link *lnk, int delta, u_int ip_hl, u_short ip_len, |
| 2000 | u_long th_seq, u_int th_off) |
| 2001 | { |
| 2002 | /* |
| 2003 | When a TCP packet has been altered in length, save this |
| 2004 | information in a circular list. If enough packets have |
| 2005 | been altered, then this list will begin to overwrite itself. |
| 2006 | */ |
| 2007 | |
| 2008 | struct ack_data_record x; |
| 2009 | int hlen, tlen, dlen; |
| 2010 | int i; |
| 2011 | |
| 2012 | hlen = (ip_hl + th_off) << 2; |
| 2013 | tlen = ntohs(ip_len); |
| 2014 | dlen = tlen - hlen; |
| 2015 | |
| 2016 | x.ack_old = htonl(ntohl(th_seq) + dlen); |
| 2017 | x.ack_new = htonl(ntohl(th_seq) + dlen + delta); |
| 2018 | x.delta = delta; |
| 2019 | x.active = 1; |
| 2020 | |
| 2021 | i = lnk->data.tcp->state.index; |
| 2022 | lnk->data.tcp->ack[i] = x; |
| 2023 | |
| 2024 | i++; |
| 2025 | if (i == N_LINK_TCP_DATA) |
| 2026 | lnk->data.tcp->state.index = 0; |
| 2027 | else |
| 2028 | lnk->data.tcp->state.index = i; |
| 2029 | } |
| 2030 | |
| 2031 | void |
| 2032 | SetExpire(struct alias_link *lnk, int expire) |
no outgoing calls
no test coverage detected