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2001-07-17split ip normalization out into a separate file, okay dhartmei@Niels Provos
2001-07-15increase src->state to 1 when creating state from intermediate (non-SYN) ↵Daniel Hartmeier
packets. this fixes one class of BAD state messages (where seqlo=0, seqhi=1).
2001-07-14use int instead of signed char. doesn't use more memory (padding occurs) and ↵Daniel Hartmeier
is actually faster.
2001-07-13indent.Federico G. Schwindt
2001-07-13everytime i clean in here, i get a 250 line diff...Theo de Raadt
2001-07-11Simplify pf_pull_hdr(), don't use inner IP header's ip_len or ip_offDaniel Hartmeier
in case of pf_test_state_icmp(). This solves the "ICMP error message too short" problems. Reported by ycchang and heko.
2001-07-10Missing breaks.Marc Espie
Case labels must be integral values for deterministic behavior.
2001-07-10another lame OpenBSD tag.Federico G. Schwindt
2001-07-09do compare in host order. found by millert@.Daniel Hartmeier
2001-07-09More lame OpenBSD tags.Federico G. Schwindt
2001-07-09Extend nat/rdr syntax. Add source/destination selection. MakeDaniel Hartmeier
interface optional. Suggested by rdump@river.com. nat [on [!] <ifname>] from (any | [!] <addr>[/<mask>]) to (any | [!] <addr>[/<mask>]) -> <addr> [proto (tcp | udp | icmp)] rdr [on [!] <ifname>] from (any | [!] <addr>[/<mask>]) to (any | [!] <addr>[/<mask>]) port <a>[:<b>] -> <addr> port <c>[:*] [proto (tcp | udp | icmp)]
2001-07-07get rid of compiler warningMarco S Hyman
2001-07-06style change #2, avoid (a == b) == cDaniel Hartmeier
2001-07-06style change #1, avoid ternary operatorDaniel Hartmeier
2001-07-06theo requests less archaic styleChris Cappuccio
2001-07-06don't evaluate rules for packets that have state but mismatch seq range ↵Daniel Hartmeier
(could create duplicate state)
2001-07-06Allow negative match on interface name for nat and rdrChris Cappuccio
ok dhartmei@
2001-07-06some cleanup, okay dhartmei@Niels Provos
2001-07-06Indentation.Hakan Olsson
2001-07-06fix userland side prototypesTheo de Raadt
2001-07-06do not use quad for countersTheo de Raadt
2001-07-05initalize fragment correctlyNiels Provos
2001-07-05IPComp. angelos@ ok.Jean-Jacques Bernard-Gundol
2001-07-05$OpenBSD$ tagAngelos D. Keromytis
2001-07-05KNFAngelos D. Keromytis
2001-07-05Include files for IPComp support. angelos@ ok.Jean-Jacques Bernard-Gundol
2001-07-04Make preprocessor happier, don't give it untasty tokens at end of input.Marc Espie
Ok millert@
2001-07-04call ip_output() correctly, use ICMP_MINLEN, only m_copyback() where needed. ↵Daniel Hartmeier
ok deraadt@
2001-07-03Use PADUP() instead of hand-crafted weirdness; also, it's supposed toAngelos D. Keromytis
be "strlen(c) + 1", not just "strlen(c)".
2001-07-03grr, you guys keep not obeying KNFTheo de Raadt
2001-07-03add DIOCNATLOOK ioctl and pf_natlook structure, this enables a userlandBob Beck
process recieving rdr'ed connections to look up the original destination of the connection before it was redirected - this enables the writing of transparent proxies.
2001-07-02another memory leakNiels Provos
2001-07-02fix memory leakNiels Provos
2001-07-01-WallDug Song
2001-07-01tag packets generated by pf (return-rst, return-icmp) so they are not ↵Daniel Hartmeier
filtered, use existing icmp_error() and ip_output(). ok dugsong@, frantzen@
2001-07-01Add port ranges to the rdr directive. Connections can be redirectedKjell Wooding
to either a range of the same size, or a single port. Redirects between ranges of different sizes are not supported. Eg: rdr dc0 10.0.0.0/24 port 60000:61000 -> 127.0.0.1 port 65530:* proto udp rdr xl0 0.0.0.0/0 port 6660:6669 -> 127.0.0.1 port 6667 proto tcp This replaces the wildcard port patch (when port = 0), as it should no longer be necessary. ok dhartmei@
2001-07-01for ICMP error messages refering to TCP packets, only use the first 8 bytes ↵Daniel Hartmeier
of the TCP header. drop ackskew test and th_sum update.
2001-07-01Add missing space in debug message.Angelos D. Keromytis
2001-07-01Fix length check, add some more sanity checks on INET6.Angelos D. Keromytis
2001-07-01KNF, and add DPRINTFs all over the place.Angelos D. Keromytis
2001-06-29Move ifq_maxlen setting to if_attach(). Doing it at if_init() is wrong,Federico G. Schwindt
and has been wrong since PnP devices (pcmcia, carbus, etc) shown up. If you forgot to set ifq_maxlen somewhere in the driver, you're gonna see baaaad things; jason@ ok, angelos@ "should be ok" , theo "don't understand why".
2001-06-29Prepend pf_ to limit potential namespace problems, shorten some lines.Niklas Hallqvist
2001-06-29list instead of tailq for frents, use pool hardlimits, correctly freeNiels Provos
after complete reassembly
2001-06-29Fix PF_SCRUB enumerator.Angelos D. Keromytis
2001-06-29fix counter/reason array usageDaniel Hartmeier
2001-06-28lower hiwat limits, enforce hi water markNiels Provos
2001-06-28add tree traversal code (new pf_tree_node->parent), dump states TAILQ and ↵Daniel Hartmeier
traverse a tree instead.
2001-06-28wrap 5-tuple rule match with MATCH_TUPLE. from ben fleis <ben@monkey.org>Dug Song
2001-06-28forgot to init fr_timeoutNiels Provos
2001-06-28first stab at packet normalization. includes full ip reassembly.Niels Provos
okay dhartmei@, dugsong@