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History log of /src/usr.sbin/npf/npfctl/npfctl.c
RevisionDateAuthorComments
 1.67  01-Jul-2025  joe userland code for layer 2 filtering in NPF

reviewed by christos@
 1.66  01-Jun-2025  joe NPF copyright 2025
 1.65  14-Jul-2021  christos PR/56307: Konrad Schroder: npfctl's error messages don't report the failing
filename.
Add the filename (but in quotes for consistency with other places in the file).
Also fix an err -> errx
 1.64  30-May-2020  rmind Major NPF improvements (merge from upstream):

- Switch to the C11-style atomic primitives using atomic_loadstore(9).

- npfkern: introduce the 'state.key.interface' and 'state.key.direction'
settings. Users can now choose whether the connection state should be
strictly per-interface or global at the configuration level. Keep NAT
logic to be always per-interface, though.

- npfkern: rewrite the G/C worker logic and make it self-tuning.

- npfkern and libnpf: multiple bug fixes; add param exporting; introduce
more parameters. Remove npf_nvlist_{copyin,copyout}() functions and
refactor npfctl_load_nvlist() with others; add npfctl_run_op() to have
a single entry point for operations. Introduce npf_flow_t and clean up
some code.

- npfctl: lots of fixes for the 'npfctl show' logic; make 'npfctl list'
more informative; misc usability improvements and more user-friendly
error messages.

- Amend and improve the manual pages.
 1.63  30-Sep-2019  rmind libnpf/npfctl: support dynamic NAT rulesets using a name prefix.
 1.62  29-Sep-2019  rmind npfctl: implement table replace subcommand.
Contributed by Timshel Knoll-Miller.
 1.61  21-Aug-2019  rmind - npftest: fix a memleak in a unit test (standalone path only).
- Minor style fixes. No functional change.
 1.60  25-Jul-2019  rmind branches: 1.60.2;
npfctl: fix the bpf.jit parameter handling.
 1.59  23-Jul-2019  rmind NPF improvements:
- Add support for dynamic NETMAP algorithm (stateful net-to-net).
- Add most of the support for the dynamic NAT rules; a little bit more
userland work is needed to finish this up and enable.
- Replace 'stateful-ends' with more permissive 'stateful-all'.
- Add various tunable parameters and document them, see npf-params(7).
- Reduce the memory usage of the connection state table (conndb).
- Portmap rewrite: use memory more efficiently, handle addresses dynamically.
- Bug fix: add splsoftnet()/splx() around the thmap writers and comment.
- npftest: clean up and simplify; fix some memleaks to make ASAN happy.
 1.58  03-Feb-2019  mrg - add or adjust /* FALLTHROUGH */ where appropriate
- add __unreachable() after functions that can return but won't in
this case, and thus can't be marked __dead easily
 1.57  19-Jan-2019  rmind Major NPF improvements:
- Convert NPF connection table to thmap. State lookup is now lock-free.
- Improve connection state G/C: it is now incremental and tunable.
- Add support for dynamic NAT address. Translation addresses can now be
selected from a pool of addresses. There are two selection algorithms,
"ip-hash" and "round-robin" (see the man page).
- Translation address can be specified as e.g. ifaddrs(wm0) in npf.conf
to dynamically choose an IP from the interface address(es).
- Add support for the NETMAP algorithm with static NAT for net-to-net
translation (it is equivalent to iptables NETMAP logic).
- Convert 'ipset' tables to use thmap; the table lookup is now lock-free.
- Misc improvements, bug fixes and more unit tests.
- Bump NPF_VERSION (will also bump libnpf).
 1.56  29-Sep-2018  rmind NPF: Major rework -- migrate NPF to the libnv library.
- This conversion significantly simplifies the code and moves NPF to
a binary serialisation format (replacing the XML-like format).
- Fix some memory/reference leaks and possibly use-after-free bugs.
- Bump NPF_VERSION as this change makes libnpf incompatible with the
previous versions. Also, different serialisation format means NPF
connection/config saving and loading is not compatible with the
previous versions either.

Thanks to christos@ for extra testing.
 1.55  13-Apr-2018  maxv branches: 1.55.2;
Document "debug" in usage().
 1.54  30-Oct-2017  ozaki-r branches: 1.54.2;
Fix showing translated port (ntohs-ed twice wrongly)
 1.53  11-Jan-2017  christos branches: 1.53.6;
fix hint.
 1.52  29-Dec-2016  rmind Improve 'npfctl debug' a little bit.
 1.51  27-Dec-2016  wiz Sort options in usage.
 1.50  27-Dec-2016  christos Add a list command to iterate over connection and nat endpoints.
 1.49  27-Dec-2016  christos We don't use openssl for NPF in NetBSD, so don't include the header, and
provide a compatibility define.
 1.48  26-Dec-2016  christos Sync NPF with the version on github: backport standalone NPF changes,
which allow us to create and run separate NPF instances. Minor fixes.
(from rmind@)
 1.47  29-Jun-2016  christos branches: 1.47.2;
use sha1 from libc
 1.46  04-Jan-2015  christos load the config file before bpfjit so that we can disable the warning.
 1.45  26-Dec-2014  christos allow turning off the bpf jit loading.
 1.44  26-Dec-2014  rmind npfctl(8): attempt to preload bpfjit kernel module and print the
warning on failure.
 1.43  11-Aug-2014  rmind - Add and use npf_alg_export().
- npf_conn_import: handle NAT metadata correctly.
- npf_nat_newpolicy: restore the policy ID.
- npfctl_load: fix error code handling for the limit cases.
- npf_config_import: fix the inverted logic.
- npfctl_load: improve error handling.
 1.42  23-Jul-2014  htodd branches: 1.42.2;
Build fix (use error when defined).
 1.41  23-Jul-2014  rmind NPF: rework of the connection saving and restoring:
- Add support for saving a snapshot of the current connections together
with a full configuration. Support a reverse load operation. Eliminate
the old 'sess-save' and 'sess-load' in favour of the new mechanism.
- Share code between load and reload operations: the latter performs
load from npf.conf without affecting the connections.
- Simplify and fix races with connection loading.
- Bump NPF_VERSION.
 1.40  12-Nov-2013  rmind branches: 1.40.2;
NPF: add support for table naming and remove NPF_TABLE_SLOTS (there is
just an arbitrary sanity limit of NPF_MAX_TABLES currently set to 128).

Few misc fixes. Bump NPF_VERSION.
 1.39  19-Sep-2013  rmind npfctl: remove some n-code leftovers, fix the build, update the man pages.
 1.38  19-Sep-2013  rmind - Convert NPF to use BPF byte-code by default. Compile BPF byte-code in
npfctl(8) and generate separate marks to describe the filter criteria.
- Rewrite 'npfctl show' functionality and fix some of the bugs.
- npftest: add a test for BPF COP.
- Bump NPF_VERSION.
 1.37  19-May-2013  rmind - Add NPF table flushing functionality.
- Fix line numbering for npfctl debug command.
 1.36  18-Mar-2013  rmind - Extend npf.conf syntax to support dynamic NAT policies.
- Imply dynamic group when using "ruleset" keyword.
 1.35  11-Mar-2013  christos separate sess commands.
 1.34  11-Mar-2013  christos remove dup usage.
 1.33  11-Mar-2013  christos fix usage
 1.32  10-Mar-2013  christos centralize error handling and print what went wrong instead of "ioctl"
 1.31  16-Feb-2013  rmind - Convert NPF dynamic rule ID to just incremented 64-bit counter.
- Fix multiple bugs. Also, update the man page.
 1.30  10-Feb-2013  rmind - Fix NPF config reload with dynamic rules present.
- Implement list and flush commands on a dynamic ruleset.
 1.29  09-Feb-2013  rmind NPF:
- Implement dynamic NPF rules. Controlled through npf(3) library of via
npfctl rule command. A rule can be removed using a unique identifier,
returned on addition, or using a key which is SHA1 hash of the rule.
Adjust npftest and add a regression test.
- Improvements to rule inspection mechanism.
- Initial BPF support as an alternative to n-code.
- Minor fixes; bump the version.
 1.28  01-Feb-2013  spz IPv6 linklocal address printing cosmetics
 1.27  24-Dec-2012  rmind - Rework NPF's nbuf interface: use advancing and ensuring as a main method.
Eliminate unnecessary copy and simplify. Adapt regression tests.
- Simplify ICMP ALG a little. While here, handle ICMP ECHO for traceroute.
- Minor fixes, misc cleanup.
 1.26  23-Dec-2012  rmind - Add NPF version check in proplist as well, not only ioctl. Bump the version.
- Fix a bug in table entry lookup.
- Updates/fixes to the man pages. Misc.
 1.25  10-Dec-2012  rmind npfctl: add 'validate' command to check the config, but not load it. Update
the man page. Also add a small note about 'debug' command, PR/47298.
 1.24  15-Nov-2012  rmind npfctl: switch to ecalloc(3).
 1.23  05-Nov-2012  rmind npfctl: switch to efun(3) routines.
 1.22  31-Oct-2012  martin gcc 4.1 is not smart enough to notice "arg" is only used when initialized
correctly and produces a "might be used unintialized" warning.
 1.21  29-Oct-2012  rmind Implement NPF table listing and preservation of entries on reload.
Bump the version.
 1.20  16-Sep-2012  rmind Implement dynamic NPF extensions interface. An extension consists of
dynamically loaded module (.so) supplementing npfctl(8) and a kernel
module. Move normalisation and logging functionality into their own
extensions. More improvements to come.
 1.19  01-Sep-2012  rmind branches: 1.19.2;
npfctl usage: minor formatting fix.
 1.18  12-Aug-2012  rmind - Extend npftest: add ruleset inspection testing from the config generated
by npfctl debug functionality. Auto-create npftest interfaces for this.
- NPF sessions: combine protocol and interface into a separate substructure,
share between the entries and thus fix the handling of them. Constify.
- npftest: add regression tests for NAT policies.
- npf_build_nat: simplify and fix bi-NAT regression.
- Bump yacc stack size for npfctl.
 1.17  19-Jul-2012  rmind - npfctl_print_stats: beautification a la French style.
- npfctl_icmpcode: fix the build break.
 1.16  19-Jul-2012  joerg Add missing __dead.
 1.15  15-Jul-2012  rmind - Rework NPF tables and fix support for IPv6. Implement tree table type
using radix / Patricia tree. Universal IPv4/IPv6 comparator for ptree(3)
was contributed by Matt Thomas.
- NPF tables: update regression tests, improve npfctl(8) error messages.
- Fix few bugs when using kernel modules and handle module autounloader.
- Few other fixes and misc cleanups.
- Bump the version.
 1.14  01-Jul-2012  rmind NPF improvements:
- Add NPF_OPCODE_PROTO to match the address and/or protocol only.
- Update parser to support arbitrary "pass proto <name/number>".
- Fix IPv6 address and protocol handling (add a regression test).
- Fix few theorethical races in session handling module.
- Misc fixes, simplifications and some clean up.
 1.13  27-Jun-2012  rmind Fix and update npf.conf(5), npfctl(8) and its usage message.
 1.12  15-Jun-2012  rmind - Rework NPF NAT syntax to be more structured and support future additions
of different types and configurations of NAT.
- npfctl: improve disassemble and show-config command functionality.
- Fix custom ICMP code and type filtering.
 1.11  30-May-2012  rmind npfctl(8): add show-config command. Also, update syntax.
 1.10  05-Feb-2012  rmind branches: 1.10.2;
Multiple NPF fixes, add better error reporting from kernel side, add some
asserts, bump the version.
 1.9  15-Jan-2012  rmind - Expire all sessions on flush.
- Enable checking for zero mask in IP{4,6}MATCH after npfctl changes.
- Make locking symmetric for npf_ruleset_inspect().
- Sync function prototypes in npf(3) man page with reality.
- Rename NPF_TABLE_RBTREE to NPF_TABLE_TREE.
 1.8  08-Jan-2012  rmind Full rewrite of npfctl(8) parser and rework of n-code generation part.
Fixes most of the known bugs and issues with the utility. Note: rule
procedures are not yet (as we want to make them fully modular).

Huge thanks to Martin Husemann who wrote the parser and Christos Zoulas
who wrote intermediate structures and helped to complete the work.
 1.7  04-Nov-2011  zoltan Add IPv6 support for NPF.
 1.6  31-Aug-2011  joerg branches: 1.6.2;
Use __dead
 1.5  02-Feb-2011  rmind NPF checkpoint:
- Add libnpf(3) - a library to control NPF (configuration, ruleset, etc).
- Add NPF support for ftp-proxy(8).
- Add rc.d script for NPF.
- Convert npfctl(8) to use libnpf(3) and thus make it less depressive.
Note: next clean-up step should be a parser, once dholland@ will finish it.
- Add more documentation.
- Various fixes.
 1.4  18-Jan-2011  rmind branches: 1.4.2;
NPF checkpoint:
- Add the concept of rule procedure: separate normalization, logging and
potentially other functions from the rule structure. Rule procedure can be
shared amongst the rules. Separation is both at kernel level (npf_rproc_t)
and configuration ("procedure" + "apply").
- Fix portmap sharing for NAT policy.
- Update TCP state tracking logic. Use TCP FSM definitions.
- Add if_byindex(), OK by matt@. Use in logging for the lookup.
- Fix traceroute ALG and many other bugs; misc clean-up.
 1.3  18-Dec-2010  rmind NPF checkpoint:
- Add support for session saving/restoring.
- Add packet logging support (can tcpdump a pseudo-interface).
- Support reload without flushing of sessions; rework some locking.
- Revisit session mangement, replace linking with npf_sentry_t entries.
- Add some counters for statistics, using percpu(9).
- Add IP_DF flag cleansing.
- Fix various bugs; misc clean-up.
 1.2  11-Nov-2010  rmind NPF checkpoint:
- Add proper TCP state tracking as described in Guido van Rooij paper,
plus handle TCP Window Scaling option.
- Completely rework npf_cache_t, reduce granularity, simplify code.
- Add npf_addr_t as an abstraction, amend session handling code, as well
as NAT code et al, to use it. Now design is prepared for IPv6 support.
- Handle IPv4 fragments i.e. perform packet reassembly.
- Add support for IPv4 ID randomization and minimum TTL enforcement.
- Add support for TCP MSS "clamping".
- Random bits for IPv6. Various fixes and clean-up.
 1.1  22-Aug-2010  rmind Import NPF - a packet filter. Some features:

- Designed to be fully MP-safe and highly efficient.

- Tables/IP sets (hash or red-black tree) for high performance lookups.

- Stateful filtering and Network Address Port Translation (NAPT).
Framework for application level gateways (ALGs).

- Packet inspection engine called n-code processor - inspired by BPF -
supporting generic RISC-like and specific CISC-like instructions for
common patterns (e.g. IPv4 address matching). See npf_ncode(9) manual.

- Convenient userland utility npfctl(8) with npf.conf(8).

NOTE: This is not yet a fully capable alternative to PF or IPFilter.
Further work (support for binat/rdr, return-rst/return-icmp, common ALGs,
state saving/restoring, logging, etc) is in progress.

Thanks a lot to Matt Thomas for various useful comments and code review.
Aye by: board@
 1.4.2.1  08-Feb-2011  bouyer Sync with HEAD
 1.6.2.6  22-May-2014  yamt sync with head.

for a reference, the tree before this commit was tagged
as yamt-pagecache-tag8.

this commit was splitted into small chunks to avoid
a limitation of cvs. ("Protocol error: too many arguments")
 1.6.2.5  23-Jan-2013  yamt sync with head
 1.6.2.4  16-Jan-2013  yamt sync with (a bit old) head
 1.6.2.3  30-Oct-2012  yamt sync with head
 1.6.2.2  17-Apr-2012  yamt sync with head
 1.6.2.1  10-Nov-2011  yamt sync with head
 1.10.2.16  31-Mar-2013  riz Pull up following revision(s) (requested by rmind in ticket #852):
usr.sbin/npf/npfctl/npf.conf.5: revision 1.28
usr.sbin/npf/npfctl/npf_parse.y: revision 1.19
usr.sbin/npf/npfctl/npf_parse.y: revision 1.20
usr.sbin/npf/npfctl/npfctl.c: revision 1.32
Fix the example (deja vu?).
deal with strings as interfaces
centralize error handling and print what went wrong instead of &quot;ioctl&quot;
handle port &quot;ftp-data&quot;
 1.10.2.15  18-Feb-2013  riz Pull up following revision(s) (requested by rmind in ticket #829):
usr.sbin/npf/npfctl/npfctl.8: revision 1.13
usr.sbin/npf/npfctl/npf_build.c: revision 1.21
lib/libnpf/npf.c: revision 1.18
sys/net/npf/npf_ctl.c: revision 1.23
usr.sbin/npf/npfctl/npfctl.h: revision 1.27
lib/libnpf/npf.h: revision 1.15
sys/net/npf/npf_ruleset.c: revision 1.19
sys/net/npf/npf_impl.h: revision 1.28
usr.sbin/npf/npfctl/npf_disassemble.c: revision 1.17
usr.sbin/npf/npfctl/npfctl.c: revision 1.31
usr.sbin/npf/npftest/libnpftest/npf_rule_test.c: revision 1.6
- Convert NPF dynamic rule ID to just incremented 64-bit counter.
- Fix multiple bugs. Also, update the man page.
 1.10.2.14  11-Feb-2013  riz Pull up following revision(s) (requested by rmind in ticket #817):
usr.sbin/npf/npfctl/npfctl.8: revision 1.12
usr.sbin/npf/npfctl/npf.conf.5: revision 1.27
usr.sbin/npf/npfctl/npf_parse.y: revision 1.18
usr.sbin/npf/npfctl/npf_build.c: revision 1.20
usr.sbin/npf/npfctl/npfctl.c: revision 1.28
lib/libnpf/npf.c: revision 1.16
usr.sbin/npf/npfctl/npfctl.c: revision 1.29
lib/libnpf/npf.c: revision 1.17
sys/modules/npf/Makefile: revision 1.12
sys/net/npf/npf_rproc.c: revision 1.6
usr.sbin/npf/npftest/README: revision 1.4
sys/net/npf/npf_tableset.c: revision 1.17
sys/net/npf/npf_ctl.c: revision 1.21
sys/net/npf/npf_ctl.c: revision 1.22
usr.sbin/npf/npfctl/npfctl.h: revision 1.25
lib/libnpf/npf.h: revision 1.13
usr.sbin/npf/npftest/npftest.conf: revision 1.2
usr.sbin/npf/npfctl/npfctl.h: revision 1.26
sys/net/npf/npf_ruleset.c: revision 1.17
lib/libnpf/npf.h: revision 1.14
sys/net/npf/npf_ruleset.c: revision 1.18
sys/net/npf/npf_conf.c: revision 1.1
usr.sbin/npf/npfctl/npf_scan.l: revision 1.10
sys/net/npf/npf_conf.c: revision 1.2
sys/net/npf/npf_instr.c: revision 1.16
sys/net/npf/npf_handler.c: revision 1.26
sys/net/npf/npf_impl.h: revision 1.26
usr.sbin/npf/npfctl/npf_disassemble.c: revision 1.14
sys/net/npf/npf_processor.c: revision 1.15
sys/net/npf/npf_impl.h: revision 1.27
sys/net/npf/npf_alg_icmp.c: revision 1.15
usr.sbin/npf/npfctl/npf_disassemble.c: revision 1.15
usr.sbin/npf/npfctl/npf_disassemble.c: revision 1.16
sys/net/npf/npf_ncode.h: revision 1.11
sys/net/npf/files.npf: revision 1.10
usr.sbin/npf/npftest/Makefile: revision 1.4
usr.sbin/npf/npfctl/npfctl.c: revision 1.30
lib/libnpf/npf.3: revision 1.8
usr.sbin/npf/npftest/libnpftest/npf_rule_test.c: revision 1.4
sys/net/npf/npf_session.c: revision 1.21
usr.sbin/npf/npftest/libnpftest/npf_rule_test.c: revision 1.5
usr.sbin/npf/npfctl/npf_build.c: revision 1.18
usr.sbin/npf/npfctl/npf_build.c: revision 1.19
sys/net/npf/npf_alg.c: revision 1.7
usr.sbin/npf/npfctl/Makefile: revision 1.10
sys/net/npf/npf_inet.c: revision 1.21
sys/net/npf/npf.h: revision 1.26
sys/net/npf/npf.h: revision 1.27
usr.sbin/pf/ftp-proxy/Makefile: revision 1.8
sys/net/npf/npf_nat.c: revision 1.19
sys/net/npf/npf.c: revision 1.15
sys/net/npf/npf_state.c: revision 1.14
sys/net/npf/npf_sendpkt.c: revision 1.14
sys/rump/net/lib/libnpf/Makefile: revision 1.4
IPv6 linklocal address printing cosmetics
NPF:
- Implement dynamic NPF rules. Controlled through npf(3) library of via
npfctl rule command. A rule can be removed using a unique identifier,
returned on addition, or using a key which is SHA1 hash of the rule.
Adjust npftest and add a regression test.
- Improvements to rule inspection mechanism.
- Initial BPF support as an alternative to n-code.
- Minor fixes; bump the version.
Disable -DWITH_NPF for now; will be converted to BPF mechanism.
- Fix NPF config reload with dynamic rules present.
- Implement list and flush commands on a dynamic ruleset.
Allow filtering on IP addresses even if the L4 protocol is unknown.
Patch from spz@.
npftest: adjust for recent change.
 1.10.2.13  08-Feb-2013  riz Pull up following revision(s) (requested by rmind in ticket #777):
usr.sbin/npf/npfctl/npfctl.c: revision 1.27
sys/net/npf/npf_session.c: revision 1.19
usr.sbin/npf/npftest/libnpftest/npf_mbuf_subr.c: revision 1.4
sys/net/npf/npf_rproc.c: revision 1.5
usr.sbin/npf/npftest/README: revision 1.3
sys/sys/mbuf.h: revision 1.151
sys/net/npf/npf_ruleset.c: revision 1.15
usr.sbin/npf/npftest/libnpftest/npf_nbuf_test.c: revision 1.3
sys/net/npf/npf_ruleset.c: revision 1.16
usr.sbin/npf/npftest/libnpftest/npf_state_test.c: revision 1.4
usr.sbin/npf/npftest/libnpftest/npf_nbuf_test.c: revision 1.4
sys/net/npf/npf_inet.c: revision 1.19
sys/net/npf/npf_instr.c: revision 1.15
sys/net/npf/npf_handler.c: revision 1.24
sys/net/npf/npf_handler.c: revision 1.25
sys/net/npf/npf_state_tcp.c: revision 1.12
sys/net/npf/npf_processor.c: revision 1.13
sys/net/npf/npf_impl.h: revision 1.25
sys/net/npf/npf_processor.c: revision 1.14
sys/net/npf/npf_mbuf.c: revision 1.10
sys/net/npf/npf_alg_icmp.c: revision 1.14
sys/net/npf/npf_mbuf.c: revision 1.9
usr.sbin/npf/npftest/libnpftest/npf_nat_test.c: revision 1.2
usr.sbin/npf/npftest/libnpftest/npf_rule_test.c: revision 1.3
sys/net/npf/npf_session.c: revision 1.20
sys/net/npf/npf_alg.c: revision 1.6
sys/kern/uipc_mbuf.c: revision 1.148
sys/net/npf/npf_inet.c: revision 1.20
sys/net/npf/npf.h: revision 1.25
sys/net/npf/npf_nat.c: revision 1.18
sys/net/npf/npf_state.c: revision 1.13
sys/net/npf/npf_sendpkt.c: revision 1.13
sys/net/npf/npf_ext_log.c: revision 1.2
usr.sbin/npf/npftest/libnpftest/npf_processor_test.c: revision 1.4
sys/net/npf/npf_ext_normalise.c: revision 1.2
- Rework NPF's nbuf interface: use advancing and ensuring as a main method.
Eliminate unnecessary copy and simplify. Adapt regression tests.
- Simplify ICMP ALG a little. While here, handle ICMP ECHO for traceroute.
- Minor fixes, misc cleanup.
Silence gcc in npf_recache().
Add m_ensure_contig() routine, which is equivalent to m_pullup, but does not
destroy the mbuf chain on failure (it is kept valid).
- nbuf_ensure_contig: rework to use m_ensure_contig(9), which will not free
the mbuf chain on failure. Fixes some corner cases. Improve regression
test and sprinkle some asserts.
- npf_reassembly: clear nbuf on IPv6 reassembly failure path (partial fix).
The problem was found and fix provided by Anthony Mallet.
 1.10.2.12  07-Jan-2013  riz Back out part of ticket #777 accidentally committed with ticket #776,
to fix the netbsd-6 build.
 1.10.2.11  07-Jan-2013  riz Pull up following revision(s) (requested by rmind in ticket #776):
usr.sbin/npf/npfctl/npf.conf.5: revision 1.26
usr.sbin/npf/npfctl/npfctl.c: revision 1.26
dist/pf/usr.sbin/ftp-proxy/npf.c: revision 1.2
lib/libnpf/npf.c: revision 1.15
sys/net/npf/npf_ctl.c: revision 1.20
lib/libnpf/npf.h: revision 1.12
lib/libnpf/npf.3: revision 1.6
lib/libnpf/npf.3: revision 1.7
usr.sbin/npf/npfctl/npf_build.c: revision 1.17
sys/net/npf/npf.h: revision 1.24
- Add NPF version check in proplist as well, not only ioctl. Bump the version.
- Fix a bug in table entry lookup.
- Updates/fixes to the man pages. Misc.
Remove a superfluous quote and fix a recurring typo.
ftp-proxy: disable NPF bits for now; it will be re-done.
 1.10.2.10  16-Dec-2012  riz Pull up following revision(s) (requested by rmind in ticket #750):
usr.sbin/npf/npfctl/npfctl.c: revision 1.25
usr.sbin/npf/npfctl/npfctl.h: revision 1.24
usr.sbin/npf/npfctl/npf_disassemble.c: revision 1.13
usr.sbin/npf/npfctl/npf_build.c: revision 1.16
usr.sbin/npf/npfctl/npfctl.8: revision 1.11
npfctl: add 'validate' command to check the config, but not load it. Update
the man page. Also add a small note about 'debug' command, PR/47298.
 1.10.2.9  26-Nov-2012  riz Pull up following revision(s) (requested by rmind in ticket #718):
usr.sbin/npf/npfctl/npfctl.c: revision 1.22
usr.sbin/npf/npfctl/npfctl.c: revision 1.23
usr.sbin/npf/npfctl/npf_parse.y: revision 1.15
usr.sbin/npf/npfctl/npfctl.c: revision 1.24
usr.sbin/npf/npfctl/npf_parse.y: revision 1.16
usr.sbin/npf/npfctl/npfctl.h: revision 1.22
usr.sbin/npf/npfctl/npf_ncgen.c: revision 1.14
usr.sbin/npf/npfctl/npf_ncgen.c: revision 1.15
usr.sbin/npf/npfctl/npf_disassemble.c: revision 1.11
usr.sbin/npf/npfctl/npf_disassemble.c: revision 1.12
usr.sbin/npf/npfctl/npf_scan.l: revision 1.7
usr.sbin/npf/npfctl/npf_scan.l: revision 1.8
usr.sbin/npf/npfctl/npf_extmod.c: revision 1.2
usr.sbin/npf/npfctl/npf_extmod.c: revision 1.3
usr.sbin/npf/npfctl/npf_var.c: revision 1.6
usr.sbin/npf/npfctl/npf_var.c: revision 1.7
gcc 4.1 is not smart enough to notice &quot;arg&quot; is only used when initialized
correctly and produces a &quot;might be used unintialized&quot; warning.
npfctl: switch to efun(3) routines.
npfctl: switch to ecalloc(3).
 1.10.2.8  24-Nov-2012  riz Pull up following revision(s) (requested by rmind in ticket #702):
sys/net/npf/npf_tableset.c: revision 1.15
usr.sbin/npf/npfctl/npfctl.h: revision 1.21
usr.sbin/npf/npftest/libnpftest/npf_table_test.c: revision 1.6
usr.sbin/npf/npfctl/npf_disassemble.c: revision 1.10
sys/net/npf/npf_state_tcp.c: revision 1.11
sys/net/npf/npf_impl.h: revision 1.24
sys/net/npf/npf.h: revision 1.22
sys/net/npf/npf_ctl.c: revision 1.19
sys/net/npf/npf.c: revision 1.14
usr.sbin/npf/npfctl/npfctl.8: revision 1.10
usr.sbin/npf/npfctl/npfctl.c: revision 1.21
npf_tcp_inwindow: inspect the sequence numbers even if the packet contains no
data, fixing up only the RST to the initial SYN. This makes off-path attacks
more difficult. For the reference, see &quot;Reflection Scan: an Off-Path Attack
on TCP&quot; by Jan Wrobel.
Implement NPF table listing and preservation of entries on reload.
Bump the version.
npfctl(8): mention table listing.
 1.10.2.7  18-Nov-2012  riz Pull up following revision(s) (requested by rmind in ticket #693):
lib/npf/ext_normalise/shlib_version: revision 1.1
lib/libnpf/npf.c: revision 1.13
distrib/sets/lists/modules/mi: revision 1.48
sys/net/npf/npf_rproc.c: revision 1.3
sys/net/npf/npf_rproc.c: revision 1.4
sys/modules/npf/Makefile: revision 1.11
usr.sbin/npf/npfctl/npfctl.h: revision 1.20
lib/npf/ext_log/npfext_log.c: revision 1.1
lib/libnpf/npf.h: revision 1.11
sys/net/npf/npf_inet.c: revision 1.17
sys/net/npf/npf_log.c: file removal
sys/net/npf/npf_handler.c: revision 1.22
distrib/sets/lists/base/shl.mi: revision 1.636
sys/net/npf/npf_impl.h: revision 1.23
usr.sbin/npf/npfctl/Makefile: revision 1.8
lib/npf/Makefile: revision 1.1
lib/npf/ext_log/shlib_version: revision 1.1
lib/Makefile: revision 1.189
distrib/sets/lists/comp/shl.mi: revision 1.236
usr.sbin/npf/npfctl/npf_build.c: revision 1.14
distrib/sets/lists/base/mi: revision 1.1007
usr.sbin/npf/npfctl/npf_scan.l: revision 1.6
distrib/sets/lists/base/mi: revision 1.1009
sys/net/npf/npf.h: revision 1.21
lib/npf/ext_normalise/npfext_normalise.c: revision 1.1
etc/mtree/NetBSD.dist.base: revision 1.105
lib/libnpf/Makefile: revision 1.3
etc/mtree/NetBSD.dist.base: revision 1.106
usr.sbin/npf/npfctl/npf_extmod.c: revision 1.1
sys/net/npf/npf_ctl.c: revision 1.18
lib/npf/ext_log/Makefile: revision 1.1
distrib/sets/lists/comp/mi: revision 1.1781
usr.sbin/npf/npfctl/npf_var.h: revision 1.4
sys/net/npf/npf.c: revision 1.13
sys/modules/Makefile: revision 1.111
sys/net/npf/npf_ext_log.c: revision 1.1
lib/npf/Makefile.inc: revision 1.1
sys/net/npf/npf_ext_normalise.c: revision 1.1
sys/net/npf/files.npf: revision 1.8
sys/rump/net/lib/libnpf/Makefile: revision 1.2
sys/modules/npf_ext_log/Makefile: revision 1.1
lib/npf/ext_normalise/Makefile: revision 1.1
usr.sbin/npf/npfctl/npfctl.c: revision 1.20
usr.sbin/npf/npfctl/npf_parse.y: revision 1.13
sys/modules/npf_ext_normalise/Makefile: revision 1.1
Implement dynamic NPF extensions interface. An extension consists of
dynamically loaded module (.so) supplementing npfctl(8) and a kernel
module. Move normalisation and logging functionality into their own
extensions. More improvements to come.
Add /usr/lib/npf.
Add ./usr/libdata/debug/usr/lib/npf for rmind
Fix MKDEBUG set lists
ext_ops does not change during the life cycle and can be fetched without
the mutex held. This avoids confusion in the compiler about an uninitialized
variable ext_ops.
ok rmind@
 1.10.2.6  01-Oct-2012  riz Pull up following revision(s) (requested by rmind in ticket #582):
usr.sbin/npf/npfctl/npf.conf.5: revision 1.16
usr.sbin/npf/npfctl/npf.conf.5: revision 1.17
usr.sbin/npf/npfctl/npf.conf.5: revision 1.18
usr.sbin/npf/npfctl/npf.conf.5: revision 1.19
usr.sbin/npf/npfctl/npfctl.c: revision 1.19
usr.sbin/npf/npfctl/npf.conf.5: revision 1.20
usr.sbin/npf/npfctl/npf.conf.5: revision 1.21
usr.sbin/npf/npfctl/npf.conf.5: revision 1.22
usr.sbin/npf/npfctl/npf.conf.5: revision 1.23
npfctl usage: minor formatting fix.
npf.conf(5): improve and explain grammar definition.
re-work the description part of the man page, as discussed with rmind@
npf.conf(5): add syntax section and a first cut describing the structural
elements. Some improvements and fixes from spz@.
Whitespace fixes, remove unnecessary Pp
XXX: Subsections Rules and Procedures seem empty?
Add some content to the &quot;Rules&quot; section.
Use more markup. New sentence, new line.
Add some content to the Procedures section.
Wording, more macros.
 1.10.2.5  13-Aug-2012  riz branches: 1.10.2.5.2;
Pull up following revision(s) (requested by rmind in ticket #485):
lib/libnpf/npf.c: revision 1.11
sys/net/npf/npf_session.c: revision 1.17
sys/modules/npf/Makefile: revision 1.10
usr.sbin/npf/npftest/npftest.c: revision 1.4
usr.sbin/npf/npftest/README: revision 1.1
sys/net/npf/npf_tableset.c: revision 1.14
usr.sbin/npf/npftest/npftest.h: revision 1.4
lib/libnpf/npf.h: revision 1.10
sys/net/npf/npf_ruleset.c: revision 1.14
usr.sbin/npf/npfctl/npf_data.c: revision 1.18
usr.sbin/npf/npftest/npftest.conf: revision 1.1
sys/net/npf/npf_handler.c: revision 1.21
sys/net/npf/npf_impl.h: revision 1.21
usr.sbin/npf/npfctl/npfctl.c: revision 1.18
usr.sbin/npf/npftest/libnpftest/npf_nat_test.c: revision 1.1
usr.sbin/npf/npfctl/npf_build.c: revision 1.13
usr.sbin/npf/npftest/libnpftest/npf_rule_test.c: revision 1.1
usr.sbin/npf/npftest/npfstream.c: revision 1.3
usr.sbin/npf/npftest/libnpftest/Makefile: revision 1.4
usr.sbin/npf/npfctl/npfctl.h: revision 1.19
sys/net/npf/npf_nat.c: revision 1.16
sys/net/npf/npf_state.c: revision 1.11
usr.sbin/npf/npftest/libnpftest/npf_test_subr.c: revision 1.3
usr.sbin/npf/npftest/libnpftest/npf_test.h: revision 1.5
usr.sbin/npf/npfctl/npf_parse.y: revision 1.12
- Extend npftest: add ruleset inspection testing from the config generated
by npfctl debug functionality. Auto-create npftest interfaces for this.
- NPF sessions: combine protocol and interface into a separate substructure,
share between the entries and thus fix the handling of them. Constify.
- npftest: add regression tests for NAT policies.
- npf_build_nat: simplify and fix bi-NAT regression.
- Bump yacc stack size for npfctl.
 1.10.2.4  25-Jul-2012  jdc Pull up revisions:
src/usr.sbin/npf/npfctl/npfctl.c revisions 1.16,1.17
src/sys/net/npf/npf.h revision 1.20
src/sys/net/npf/npf_alg_icmp.c revision 1.11
src/sys/net/npf/npf_impl.h revision 1.19
src/sys/net/npf/npf_inet.c revisions 1.15,1.16
src/sys/net/npf/npf_instr.c revision 1.14
src/sys/net/npf/npf_ncode.h revision 1.10
src/sys/net/npf/npf_processor.c revision 1.12
src/sys/net/npf/npf_session.c revision 1.16
src/usr.sbin/npf/npfctl/npf_build.c revision 1.12
src/usr.sbin/npf/npfctl/npf_data.c revisions 1.16,1.17
src/usr.sbin/npf/npfctl/npf_disassemble.c revision 1.8
src/usr.sbin/npf/npfctl/npf_ncgen.c revision 1.13
src/usr.sbin/npf/npfctl/npf_parse.y revision 1.11
src/usr.sbin/npf/npfctl/npf_scan.l revision 1.5
src/usr.sbin/npf/npfctl/npf_var.h revision 1.3
src/usr.sbin/npf/npfctl/npfctl.h revision 1.18
src/sys/net/npf/npf_state.c revision 1.10
src/sys/net/npf/npf_state_tcp.c revision 1.10
src/usr.sbin/npf/npftest/npfstream.c revision 1.2
src/usr.sbin/npf/npftest/libnpftest/npf_test_subr.c revision 1.2
(requested by rmind in ticket #435).

Add missing __dead.

teach npf ipv6-icmp
reviewed by rmind@

- npfctl_print_stats: beautification a la French style.
- npfctl_icmpcode: fix the build break.

- npf_fetch_tcpopts: fix off-by-one when validating TCP option length
against the maximum allowed.
- npf_tcp_inwindow: be more liberal with npf_fetch_tcpopts().
- Few minor improvements to npftest.
 1.10.2.3  16-Jul-2012  riz Pull up following revision(s) (requested by rmind in ticket #421):
lib/libnpf/npf.c: revision 1.10
sys/net/npf/npf_session.c: revision 1.15
sys/net/npf/npf_tableset.c: revision 1.13
sys/net/npf/npf_state_tcp.c: revision 1.9
usr.sbin/npf/npfctl/npf_data.c: revision 1.15
sys/net/npf/npf_inet.c: revision 1.14
sys/net/npf/npf_ruleset.c: revision 1.13
sys/net/npf/npf.h: revision 1.19
usr.sbin/npf/npfctl/npf_ncgen.c: revision 1.12
sys/net/npf/npf_instr.c: revision 1.13
sys/net/npf/npf_handler.c: revision 1.20
usr.sbin/npf/npftest/libnpftest/npf_table_test.c: revision 1.4
sys/net/npf/npf_alg_icmp.c: revision 1.10
usr.sbin/npf/npfctl/npfctl.c: revision 1.15
usr.sbin/npf/npfctl/npf_build.c: revision 1.11
lib/libnpf/npf.h: revision 1.9
sys/net/npf/npf_alg.c: revision 1.5
sys/rump/dev/lib/libnpf/Makefile: revision 1.4
usr.sbin/npf/npfctl/npfctl.h: revision 1.17
sys/net/npf/npf_ctl.c: revision 1.16
sys/net/npf/npf_nat.c: revision 1.15
sys/net/npf/npf_tableset_ptree.c: revision 1.1
sys/net/npf/npf.c: revision 1.12
sys/net/npf/npf_sendpkt.c: revision 1.12
usr.sbin/npf/npfctl/npf_disassemble.c: revision 1.7
sys/net/npf/npf_impl.h: revision 1.18
sys/net/npf/files.npf: revision 1.7
usr.sbin/npf/npfctl/npf_parse.y: revision 1.10
- Rework NPF tables and fix support for IPv6. Implement tree table type
using radix / Patricia tree. Universal IPv4/IPv6 comparator for ptree(3)
was contributed by Matt Thomas.
- NPF tables: update regression tests, improve npfctl(8) error messages.
- Fix few bugs when using kernel modules and handle module autounloader.
- Few other fixes and misc cleanups.
- Bump the version.
 1.10.2.2  05-Jul-2012  riz Pull up following revision(s) (requested by rmind in ticket #399):
sys/net/npf/npf_session.c: revision 1.14
sys/net/npf/npf_tableset.c: revision 1.12
sys/net/npf/npf_state_tcp.c: revision 1.8
usr.sbin/npf/npftest/libnpftest/npf_mbuf_subr.c: revision 1.3
usr.sbin/npf/npfctl/npf_data.c: revision 1.14
sys/net/npf/npf_inet.c: revision 1.13
sys/net/npf/npf_ruleset.c: revision 1.12
sys/net/npf/npf.h: revision 1.18
usr.sbin/npf/npfctl/npf_ncgen.c: revision 1.11
usr.sbin/npf/npfctl/npfctl.8: revision 1.7
usr.sbin/npf/npfctl/npf_parse.y: revision 1.9
usr.sbin/npf/npftest/libnpftest/npf_state_test.c: revision 1.2
usr.sbin/npf/npfctl/npfctl.8: revision 1.8
sys/net/npf/npf_instr.c: revision 1.12
usr.sbin/npf/npftest/libnpftest/npf_table_test.c: revision 1.3
usr.sbin/npf/npfctl/npf.conf.5: revision 1.13
usr.sbin/npf/npfctl/npf.conf.5: revision 1.14
sys/net/npf/npf_state.c: revision 1.9
sys/net/npf/npf_processor.c: revision 1.11
usr.sbin/npf/npfctl/npfctl.c: revision 1.13
usr.sbin/npf/npfctl/npfctl.c: revision 1.14
usr.sbin/npf/npfctl/npf_build.c: revision 1.10
lib/libnpf/npf.3: revision 1.5
lib/libnpf/npf.h: revision 1.8
share/man/man9/npf_ncode.9: revision 1.9
usr.sbin/npf/npfctl/npf_scan.l: revision 1.4
lib/libnpf/npf.c: revision 1.9
usr.sbin/npf/npfctl/npfctl.h: revision 1.16
sys/net/npf/npf_nat.c: revision 1.14
usr.sbin/npf/npftest/libnpftest/npf_processor_test.c: revision 1.2
usr.sbin/npf/npfctl/npf_disassemble.c: revision 1.6
sys/net/npf/npf_impl.h: revision 1.17
sys/net/npf/npf_handler.c: revision 1.18
sys/net/npf/npf_handler.c: revision 1.19
usr.sbin/npf/npftest/libnpftest/npf_test.h: revision 1.4
sys/net/npf/npf_ncode.h: revision 1.9
Fix and update npf.conf(5), npfctl(8) and its usage message.
npf_state_tcp: fix for FIN retransmission and out-of-order ACK case.
NPF improvements:
- Add NPF_OPCODE_PROTO to match the address and/or protocol only.
- Update parser to support arbitrary &quot;pass proto &lt;name/number&gt;&quot;.
- Fix IPv6 address and protocol handling (add a regression test).
- Fix few theorethical races in session handling module.
- Misc fixes, simplifications and some clean up.
npf_packet_handler: fix gcc unused warning.
 1.10.2.1  26-Jun-2012  riz Pull up following revision(s) (requested by rmind in ticket #354):
sys/net/npf/npf_state_tcp.c: revision 1.4
sys/net/npf/npf_state_tcp.c: revision 1.5
sys/net/npf/npf_state_tcp.c: revision 1.6
usr.sbin/npf/npftest/npftest.c: revision 1.1
usr.sbin/npf/npftest/libnpftest/npf_mbuf_subr.c: revision 1.1
usr.sbin/npf/npftest/npftest.c: revision 1.2
usr.sbin/npf/npftest/libnpftest/npf_mbuf_subr.c: revision 1.2
usr.sbin/npf/npfctl/npf_data.c: revision 1.11
usr.sbin/npf/npftest/npftest.c: revision 1.3
usr.sbin/npf/npfctl/npf_data.c: revision 1.12
usr.sbin/npf/npftest/npftest.h: revision 1.1
usr.sbin/npf/npfctl/npf_parse.y: revision 1.5
usr.sbin/npf/npfctl/npf_data.c: revision 1.13
sys/net/npf/npf.h: revision 1.16
usr.sbin/npf/npftest/npftest.h: revision 1.2
usr.sbin/npf/npfctl/npf_parse.y: revision 1.6
usr.sbin/npf/npftest/npftest.h: revision 1.3
usr.sbin/npf/npfctl/npf_parse.y: revision 1.7
usr.sbin/npf/npfctl/npf_ncgen.c: revision 1.10
usr.sbin/npf/npfctl/npf_build.c: revision 1.6
usr.sbin/npf/npfctl/npf_parse.y: revision 1.8
usr.sbin/npf/npfctl/npf_build.c: revision 1.7
usr.sbin/npf/npftest/libnpftest/npf_state_test.c: revision 1.1
usr.sbin/npf/npftest/libnpftest/npf_nbuf_test.c: revision 1.1
usr.sbin/npf/npfctl/npf_build.c: revision 1.8
usr.sbin/npf/npftest/libnpftest/npf_table_test.c: revision 1.1
usr.sbin/npf/npfctl/npf_build.c: revision 1.9
usr.sbin/npf/npfctl/npf.conf.5: revision 1.10
usr.sbin/npf/npfctl/npf.conf.5: revision 1.11
usr.sbin/npf/npfctl/npf.conf.5: revision 1.12
sys/net/npf/npf_state.c: revision 1.7
usr.sbin/npf/npfctl/npfctl.c: revision 1.11
usr.sbin/npf/npfctl/npfctl.c: revision 1.12
usr.sbin/npf/npfctl/Makefile: revision 1.7
sys/rump/net/lib/libnet/Makefile: revision 1.14
sys/net/npf/npf_mbuf.c: revision 1.7
usr.sbin/npf/npftest/Makefile: revision 1.1
usr.sbin/npf/npftest/Makefile: revision 1.2
usr.sbin/npf/npftest/libnpftest/Makefile: revision 1.1
usr.sbin/npf/npfctl/npf_scan.l: revision 1.2
usr.sbin/npf/npftest/npfstream.c: revision 1.1
usr.sbin/npf/npftest/libnpftest/Makefile: revision 1.2
usr.sbin/npf/npfctl/npf_scan.l: revision 1.3
usr.sbin/npf/npftest/libnpftest/Makefile: revision 1.3
usr.sbin/npf/npfctl/npfctl.h: revision 1.12
sys/rump/dev/lib/libnpf/Makefile: revision 1.2
usr.sbin/npf/npfctl/npfctl.h: revision 1.14
sys/rump/dev/lib/libnpf/Makefile: revision 1.3
usr.sbin/npf/npfctl/npfctl.h: revision 1.15
usr.sbin/npf/npfctl/npf_ncgen.c: revision 1.9
sys/net/npf/npf_ctl.c: revision 1.15
usr.sbin/npf/npfctl/npf_var.c: revision 1.4
usr.sbin/npf/npfctl/npf_var.h: revision 1.2
usr.sbin/npf/npfctl/npf_var.c: revision 1.5
sys/net/npf/npf_impl.h: revision 1.13
sys/net/npf/npf_sendpkt.c: revision 1.10
sys/net/npf/npf_impl.h: revision 1.14
usr.sbin/npf/npfctl/npf_disassemble.c: revision 1.4
sys/net/npf/npf_impl.h: revision 1.15
sys/net/npf/npf_handler.c: revision 1.16
usr.sbin/npf/npftest/libnpftest/npf_test.h: revision 1.1
usr.sbin/npf/npftest/libnpftest/npf_processor_test.c: revision 1.1
usr.sbin/npf/npfctl/npf_disassemble.c: revision 1.5
sys/net/npf/npf_handler.c: revision 1.17
usr.sbin/npf/npftest/libnpftest/npf_test.h: revision 1.2
sys/net/npf/npf_ncode.h: revision 1.7
usr.sbin/npf/npftest/libnpftest/npf_test_subr.c: revision 1.1
usr.sbin/npf/npftest/libnpftest/npf_test.h: revision 1.3
sys/net/npf/npf_ncode.h: revision 1.8
npf_tcp_inwindow: in a case of negative skew, bump the maximum seen value of
SEQ+LEN in the receiver's side correctly (using ACK from the sender's side).
PR/46265 from Changli Gao.
rumpnet_net: add pfil.c
Update rumpdev_npf; use WARNS=4.
Add initial NPF regression tests integrated with RUMP framework (running the
kernel part of NPF in userland). Other tests will be added once converted to
RUMP framework. All tests are in the public domain.
Some Makefile fixes from christos@.
- Fix double-free case on ICMP return case.
- npf_pfil_register: handle kernels without INET6 option correctly.
- Reduce some #ifdefs.
npfctl(8): add show-config command. Also, update syntax.
npftest: add a stream processor, which prints out the TCP state information.
A tool for debugging connection tracking from tcpdump -w captured data.
npftest: add a module for TCP state tracking and add few test cases.
npf_state_tcp: add an assert; fix some comments while here.
- Rework NPF NAT syntax to be more structured and support future additions
of different types and configurations of NAT.
- npfctl: improve disassemble and show-config command functionality.
- Fix custom ICMP code and type filtering.
make this compile again.
remove error(1) output
Remove superfluous Pp
- make each element of a variable hold a type
- change get_type to take an index, so we can get the individual types of
each element (since primitive elements can be in lists)
- make port_range primitive
- add a routine to convert a variable of primitives to a variable containing
- only port ranges.
remove extra rule that got merged...
 1.10.2.5.2.1  01-Nov-2012  matt sync with netbsd-6-0-RELEASE.
 1.19.2.4  20-Aug-2014  tls Rebase to HEAD as of a few days ago.
 1.19.2.3  23-Jun-2013  tls resync from head
 1.19.2.2  25-Feb-2013  tls resync with head
 1.19.2.1  20-Nov-2012  tls Resync to 2012-11-19 00:00:00 UTC
 1.40.2.1  10-Aug-2014  tls Rebase.
 1.42.2.3  04-Feb-2015  snj Pull up following revision(s) (requested by rmind in ticket #479):
lib/libnpf/npf.c: revision 1.35
lib/libnpf/npf.h: revision 1.28
sys/net/npf/npf_conn.c: revision 1.15
sys/net/npf/npf_impl.h: revision 1.61
sys/net/npf/npf_ruleset.c: revision 1.41
usr.sbin/npf/npfctl/npf.conf.5: revision 1.44
usr.sbin/npf/npfctl/npf_parse.y: revision 1.37
usr.sbin/npf/npfctl/npf_show.c: revisions 1.16, 1.17
usr.sbin/npf/npfctl/npfctl.c: revision 1.46
load the config file before bpfjit so that we can disable the warning.
--
Don't depend on yacc to include stdlib.h or string.h.
--
- npf_conn_establish: remove a rare race condition when we might destroy a
connection when it is still referenced by another thread.
- npf_conn_destroy: remove the backwards entry using the saved key, PR/49488.
- Sprinkle some asserts.
--
npf.conf(5): mention alg, include in the example, minor fix.
--
npfctl(8): report dynamic rule ID in a comment, print the case when libpcap
is used correctly. Also, add npf_ruleset_dump() helper in the kernel.
--
libnpf: add npf_rule_getid() and npf_rule_getcode().
Missed in the previous commit.
--
npfctl_print_rule: print the ID in hex, not decimal.
 1.42.2.2  29-Dec-2014  martin Pull up following revision(s) (requested by rmind in ticket #359):
usr.sbin/npf/npfctl/npf_scan.l: revision 1.22
usr.sbin/npf/npfctl/npf.conf.5: revision 1.43
usr.sbin/npf/npfctl/npfctl.c: revision 1.44
usr.sbin/npf/npfctl/npf_parse.y: revision 1.36
usr.sbin/npf/npfctl/npfctl.c: revision 1.45
usr.sbin/npf/npfctl/npfctl.h: revision 1.39
npfctl(8): attempt to preload bpfjit kernel module and print the
warning on failure.
allow turning off the bpf jit loading.
 1.42.2.1  29-Aug-2014  martin Pull up following revision(s) (requested by rmind in ticket #56):
sys/net/npf/npf_ctl.c: revision 1.39
usr.sbin/npf/npfctl/npfctl.c: revision 1.43
lib/libnpf/npf.c: revision 1.33
lib/libnpf/npf.c: revision 1.34
sys/net/npf/npf_impl.h: revision 1.59
sys/net/npf/npf_ctl.c: revision 1.40
sys/net/npf/npf_conn.c: revision 1.11
sys/net/npf/npf_alg.c: revision 1.15
sys/net/npf/npf_conn.c: revision 1.12
sys/net/npf/npf_nat.c: revision 1.33
sys/net/npf/npf_nat.c: revision 1.34
Add and use npf_alg_export().
npf_conn_import: handle NAT metadata correctly.
npf_nat_newpolicy: restore the policy ID.
npfctl_load: fix error code handling for the limit cases.
npf_config_import: fix the inverted logic.
npfctl_load: improve error handling.
npf_conn_import: add a missing stat counter increment.
npf_nat_import: add a missing reference and make a comment.
npf_config_submit: finally, include the saved connections.
 1.47.2.2  20-Mar-2017  pgoyette Sync with HEAD
 1.47.2.1  07-Jan-2017  pgoyette Sync with HEAD. (Note that most of these changes are simply $NetBSD$
tag issues.)
 1.53.6.1  17-Nov-2017  snj Pull up following revision(s) (requested by ozaki-r in ticket #357):
distrib/sets/lists/debug/mi: 1.228
distrib/sets/lists/tests/mi: 1.765-1.766
etc/mtree/NetBSD.dist.tests: 1.149
sys/net/npf/npf_ctl.c: 1.49
tests/net/ipsec/Makefile: 1.10
tests/net/ipsec/algorithms.sh: 1.6
tests/net/ipsec/natt_terminator.c: 1.1
tests/net/ipsec/t_ipsec_natt.sh: 1.1
tests/net/net_common.sh: 1.23-1.24
usr.sbin/npf/npfctl/npfctl.c: 1.54
Handle esp-udp for NAT-T
--
Fix npfclt reload on rump kernels
It fails because npfctl cannot get an errno when it calls ioctl to the (rump)
kernel; npfctl (libnpf) expects that an errno is returned via proplib,
however, the rump library of npf doesn't so. It happens because of mishandlings
of complicate npf kernel options.
PR kern/52643
--
Fix showing translated port (ntohs-ed twice wrongly)
--
Add test cases of NAT-T (transport mode)
A small C program is added to make a special socket (UDP_ENCAP_ESPINUDP)
and keep it to handle UDP-encapsulated ESP packets.
--
Add net/ipsec debug lib directory
--
Add ./usr/libdata/debug/usr/tests/net/ipsec
--
Stop using bpfjit
Because most architectures don't support it and npf still works without it.
 1.54.2.3  26-Jan-2019  pgoyette Sync with HEAD
 1.54.2.2  30-Sep-2018  pgoyette Ssync with HEAD
 1.54.2.1  16-Apr-2018  pgoyette Sync with HEAD, resolve some conflicts
 1.55.2.2  13-Apr-2020  martin Mostly merge changes from HEAD upto 20200411
 1.55.2.1  10-Jun-2019  christos Sync with HEAD
 1.60.2.3  20-Jun-2020  martin Pull up following revision(s) (requested by rmind in ticket #956):

usr.sbin/npf/npf-params.7: revision 1.4
sys/net/npf/npf_worker.c: revision 1.9
usr.sbin/npf/npftest/npftest.h: revision 1.17
usr.sbin/npf/npfctl/npf_bpf_comp.c: revision 1.16
usr.sbin/npf/npf-params.7: revision 1.5
sys/net/npf/npf_state_tcp.c: revision 1.21
usr.sbin/npf/npfctl/npf_build.c: revision 1.55
usr.sbin/npf/npf-params.7: revision 1.6
sys/net/npf/npfkern.h: revision 1.5
lib/libnpf/npf.c: revision 1.49
usr.sbin/npf/npf-params.7: revision 1.7
sys/net/npf/npf_impl.h: revision 1.81
sys/net/npf/npf_ext_log.c: revision 1.17
usr.sbin/npf/npfctl/npfctl.h: revision 1.53
usr.sbin/npf/npftest/libnpftest/npf_mbuf_subr.c: revision 1.11
sys/net/npf/npf_nat.c: revision 1.50
sys/net/npf/npf_mbuf.c: revision 1.24
sys/net/npf/npf_alg.c: revision 1.22
usr.sbin/npf/npftest/libnpftest/npf_nat_test.c: revision 1.14
usr.sbin/npf/npftest/libnpftest/npf_conn_test.c: file removal
usr.sbin/npf/npftest/libnpftest/npf_state_test.c: revision 1.10
sys/net/npf/npf.h: revision 1.63
usr.sbin/npf/npftest/libnpftest/npf_test.h: revision 1.21
usr.sbin/npf/npfctl/npf_var.c: revision 1.13
sys/net/npf/files.npf: revision 1.23
usr.sbin/npf/npfctl/npf_show.c: revision 1.32
usr.sbin/npf/npfctl/npf.conf.5: revision 1.91
sys/net/npf/npf_os.c: revision 1.18
sys/net/npf/npf_connkey.c: revision 1.2
sys/net/npf/npf_conf.c: revision 1.17
lib/libnpf/libnpf.3: revision 1.12
usr.sbin/npf/npftest/npftest.c: revision 1.25
usr.sbin/npf/npftest/libnpftest/npf_gc_test.c: revision 1.1
usr.sbin/npf/npfctl/npf_parse.y: revision 1.51
sys/net/npf/npf_tableset.c: revision 1.35
usr.sbin/npf/npftest/npftest.conf: revision 1.9
sys/net/npf/npf_sendpkt.c: revision 1.22
usr.sbin/npf/npfctl/npf_var.h: revision 1.10
sys/net/npf/npf_state.c: revision 1.23
sys/net/npf/npf_conn.h: revision 1.20
usr.sbin/npf/npfctl/npfctl.c: revision 1.64
usr.sbin/npf/npfctl/npf_cmd.c: revision 1.1
sys/net/npf/npf_portmap.c: revision 1.5
sys/net/npf/npf_params.c: revision 1.3
usr.sbin/npf/npfctl/npf_scan.l: revision 1.32
tests/net/npf/t_npf.sh: revision 1.4
sys/net/npf/npf_ext_rndblock.c: revision 1.9
lib/libnpf/npf.h: revision 1.39
sys/net/npf/npf_ruleset.c: revision 1.51
sys/net/npf/npf_alg_icmp.c: revision 1.33
sys/net/npf/npf.c: revision 1.43
usr.sbin/npf/npftest/libnpftest/npf_test_subr.c: revision 1.17
usr.sbin/npf/npfctl/npfctl.8: revision 1.25
sys/net/npf/npf_ctl.c: revision 1.60
usr.sbin/npf/npftest/libnpftest/npf_test_subr.c: revision 1.18
usr.sbin/npf/npftest/libnpftest/Makefile: revision 1.11
sys/net/npf/npf_handler.c: revision 1.49
sys/net/npf/npf_inet.c: revision 1.57
sys/net/npf/npf_ifaddr.c: revision 1.7
sys/net/npf/npf_conndb.c: revision 1.9
sys/net/npf/npf_if.c: revision 1.13
usr.sbin/npf/npfctl/Makefile: revision 1.15
sys/net/npf/npf_conn.c: revision 1.32
sys/net/npf/npf_ext_normalize.c: revision 1.10
sys/net/npf/npf_rproc.c: revision 1.20
sys/net/npf/npf_worker.c: revision 1.8

Major NPF improvements (merge from upstream):
- Switch to the C11-style atomic primitives using atomic_loadstore(9).
- npfkern: introduce the 'state.key.interface' and 'state.key.direction'
settings. Users can now choose whether the connection state should be
strictly per-interface or global at the configuration level. Keep NAT
logic to be always per-interface, though.
- npfkern: rewrite the G/C worker logic and make it self-tuning.
- npfkern and libnpf: multiple bug fixes; add param exporting; introduce
more parameters. Remove npf_nvlist_{copyin,copyout}() functions and
refactor npfctl_load_nvlist() with others; add npfctl_run_op() to have
a single entry point for operations. Introduce npf_flow_t and clean up
some code.
- npfctl: lots of fixes for the 'npfctl show' logic; make 'npfctl list'
more informative; misc usability improvements and more user-friendly
error messages.
- Amend and improve the manual pages.

npf_worker_sys{init,fini}: initialize/destroy the exit_cv condvar.

npftest -- npf_test_init(): add a workaround for NetBSD.

npf-params(7): fix the state.key defaults.

npf-params.7: s/filer/filter/

Adjust to "npfctl debug" command line changes, from rmind@.

Use more markup.
 1.60.2.2  04-Oct-2019  martin Pull up following revision(s) (requested by rmind in ticket #282):

usr.sbin/npf/npfctl/npf_build.c: revision 1.53
lib/libnpf/npf.c: revision 1.48
usr.sbin/npf/npfctl/npfctl.h: revision 1.50
sys/net/npf/npf_impl.h: revision 1.80
usr.sbin/npf/npfctl/npfctl.h: revision 1.51
sys/net/npf/npf_ruleset.c: revision 1.49
usr.sbin/npf/npfctl/npf.conf.5: revision 1.90
sys/net/npf/npf_ctl.c: revision 1.59
lib/libnpf/libnpf.3: revision 1.11
usr.sbin/npf/npfctl/npf_parse.y: revision 1.50
usr.sbin/npf/npftest/npftest.conf: revision 1.8
usr.sbin/npf/npfctl/npfctl.c: revision 1.62
usr.sbin/npf/npfctl/npfctl.c: revision 1.63
usr.sbin/npf/npfctl/npf_scan.l: revision 1.30
usr.sbin/npf/npfctl/npfctl.8: revision 1.22
lib/libnpf/npf.h: revision 1.38
usr.sbin/npf/npfctl/npfctl.8: revision 1.23
usr.sbin/npf/npfctl/npfctl.8: revision 1.24
sys/net/npf/npf_if.c: revision 1.11
sys/net/npf/npf_if.c: revision 1.12
usr.sbin/npf/npfctl/npf.conf.5: revision 1.89
sys/net/npf/npf_conn.c: revision 1.30
usr.sbin/npf/npfctl/npf_build.c: revision 1.52

npfctl: implement table replace subcommand.
Contributed by Timshel Knoll-Miller.

NPF ifmap: rework and fix a few small bugs.

npfctl: implement table replace subcommand.
Contributed by Timshel Knoll-Miller.
(missed a file in previous commit; cvs is so helpful..)

libnpf/npfctl: support dynamic NAT rulesets using a name prefix.

Use -width Pa for FILES.

Fix pasto in table replace -t type

Use -width Pa for FILES.

npf_ifmap_copylogname: be more defensive.
 1.60.2.1  01-Sep-2019  martin Pull up following revision(s) (requested by rmind in ticket #139):

lib/libnpf/npf.c: revision 1.47
usr.sbin/npf/npftest/libnpftest/npf_nbuf_test.c: revision 1.10
usr.sbin/npf/npftest/libnpftest/npf_mbuf_subr.c: revision 1.10
sys/net/npf/npf.h: revision 1.61
sys/net/npf/npf_ctl.c: revision 1.56
sys/net/npf/npf_os.c: revision 1.15
lib/libnpf/libnpf.3: revision 1.10
sys/net/npf/npf_tableset.c: revision 1.34
usr.sbin/npf/npfctl/npfctl.c: revision 1.61
sys/net/npf/npf_impl.h: revision 1.77
lib/libnpf/npf.h: revision 1.37

- npftest: fix a memleak in a unit test (standalone path only).
- Minor style fixes. No functional change.
npfkern/libnpf: Add support for the table replace/swap operation.
Contributed by Timshel Knoll-Miller.

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