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melifaro f9fb63fe8c Add API to ease adding new algorithms/new tabletypes to ipfw.
Kernel-side changelog:
* Split general tables code and algorithm-specific table data.
  Current algorithms (IPv4/IPv6 radix and interface tables radix) moved to
  new ip_fw_table_algo.c file.
  Tables code now supports any algorithm implementing the following callbacks:
+struct table_algo {
+       char            name[64];
+       int             idx;
+       ta_init         *init;
+       ta_destroy      *destroy;
+       table_lookup_t  *lookup;
+       ta_prepare_add  *prepare_add;
+       ta_prepare_del  *prepare_del;
+       ta_add          *add;
+       ta_del          *del;
+       ta_flush_entry  *flush_entry;
+       ta_foreach      *foreach;
+       ta_dump_entry   *dump_entry;
+       ta_dump_xentry  *dump_xentry;
+};

* Change ->state, ->xstate, ->tabletype fields of ip_fw_chain to
   ->tablestate pointer (array of 32 bytes structures necessary for
   runtime lookups (can be probably shrinked to 16 bytes later):

   +struct table_info {
   +       table_lookup_t  *lookup;        /* Lookup function */
   +       void            *state;         /* Lookup radix/other structure */
   +       void            *xstate;        /* eXtended state */
   +       u_long          data;           /* Hints for given func */
   +};

* Add count method for namedobj instance to ease size calculations
* Bump ip_fw3 buffer in ipfw_clt 128->256 bytes.
* Improve bitmask resizing on tables_max change.
* Remove table numbers checking from most places.
* Fix wrong nesting in ipfw_rewrite_table_uidx().

* Add IP_FW_OBJ_LIST opcode (list all objects of given type, currently
    implemented for IPFW_OBJTYPE_TABLE).
* Add IP_FW_OBJ_LISTSIZE (get buffer size to hold IP_FW_OBJ_LIST data,
    currenly implemented for IPFW_OBJTYPE_TABLE).
* Add IP_FW_OBJ_INFO (requests info for one object of given type).

Some name changes:
s/ipfw_xtable_tlv/ipfw_obj_tlv/ (no table specifics)
s/ipfw_xtable_ntlv/ipfw_obj_ntlv/ (no table specifics)

Userland changes:
* Add do_set3() cmd to ipfw2 to ease dealing with op3-embeded opcodes.
* Add/improve support for destroy/info cmds.
2014-06-14 10:58:39 +00:00
bin In preparation for ASLR [1] support add WITH_PIE to support building with -fPIE. 2014-06-08 17:29:31 +00:00
cddl MFV r266766: 2014-05-27 19:46:11 +00:00
contrib Fix incorrect error handling in PAM policy parser. [SA-14:13] 2014-06-03 19:01:38 +00:00
crypto Merge OpenSSL 1.0.1h. 2014-06-09 05:50:57 +00:00
etc Put the test suite in its own tests.txz distribution file. 2014-06-10 17:04:30 +00:00
games Use src.opts.mk in preference to bsd.own.mk except where we need stuff 2014-05-06 04:22:01 +00:00
gnu In preparation for ASLR [1] support add WITH_PIE to support building with -fPIE. 2014-06-08 17:29:31 +00:00
include Fix strcasecmp_l() and strncasecmp_l() POSIX 2008 compliance. 2014-05-30 01:09:07 +00:00
kerberos5 In preparation for ASLR [1] support add WITH_PIE to support building with -fPIE. 2014-06-08 17:29:31 +00:00
lib Fix path for zlib examples, this have no runtime effect and was 2014-06-11 20:48:40 +00:00
libexec In preparation for ASLR [1] support add WITH_PIE to support building with -fPIE. 2014-06-08 17:29:31 +00:00
release Strip out the test suite from the installation media. 2014-06-10 17:05:41 +00:00
rescue Minor style nits... 2014-05-23 00:20:57 +00:00
sbin Add API to ease adding new algorithms/new tabletypes to ipfw. 2014-06-14 10:58:39 +00:00
secure Merge OpenSSL 1.0.1h. 2014-06-09 05:50:57 +00:00
share Put the test suite in its own tests.txz distribution file. 2014-06-10 17:04:30 +00:00
sys Add API to ease adding new algorithms/new tabletypes to ipfw. 2014-06-14 10:58:39 +00:00
tests Fix unintended KBI change from r264905. Add _fib versions of 2014-05-29 21:03:49 +00:00
tools vt fontcvt: move to usr.bin/vtfontcvt 2014-06-10 18:29:45 +00:00
usr.bin Avoid leaking file pointer on error 2014-06-11 17:19:57 +00:00
usr.sbin acpiconf(8): tell users not to use -k 2014-06-10 08:15:41 +00:00
.arcconfig Prevent arc commands from overwriting history 2014-06-06 08:05:34 +00:00
.arclint arc: add linting for python files 2014-06-02 00:21:42 +00:00
COPYRIGHT Bump copyright year. 2013-12-31 12:18:10 +00:00
LOCKS Explicitly require Security Officer's approval for kernel PRNG bits. 2013-09-17 14:19:05 +00:00
MAINTAINERS This should have been obvious, but make it so. 2014-04-06 16:48:00 +00:00
Makefile grep -L returns non-zero status if none of the files had the pattern 2014-05-10 16:39:08 +00:00
Makefile.inc1 Put the test suite in its own tests.txz distribution file. 2014-06-10 17:04:30 +00:00
ObsoleteFiles.inc Don't delete our new vt(4) man page. 2014-05-22 16:30:32 +00:00
README
UPDATING Move atf-sh from /usr/bin/ to /usr/libexec/ 2014-06-06 18:58:06 +00:00

This is the top level of the FreeBSD source directory.  This file
was last revised on:
$FreeBSD$

For copyright information, please see the file COPYRIGHT in this
directory (additional copyright information also exists for some
sources in this tree - please see the specific source directories for
more information).

The Makefile in this directory supports a number of targets for
building components (or all) of the FreeBSD source tree, the most
commonly used one being ``world'', which rebuilds and installs
everything in the FreeBSD system from the source tree except the
kernel, the kernel-modules and the contents of /etc.  The ``world''
target should only be used in cases where the source tree has not
changed from the currently running version.  See:
http://www.freebsd.org/doc/en_US.ISO8859-1/books/handbook/makeworld.html
for more information, including setting make(1) variables.

The ``buildkernel'' and ``installkernel'' targets build and install
the kernel and the modules (see below).  Please see the top of
the Makefile in this directory for more information on the
standard build targets and compile-time flags.

Building a kernel is a somewhat more involved process, documentation
for which can be found at:
   http://www.freebsd.org/doc/en_US.ISO8859-1/books/handbook/kernelconfig.html
And in the config(8) man page.
Note: If you want to build and install the kernel with the
``buildkernel'' and ``installkernel'' targets, you might need to build
world before.  More information is available in the handbook.

The sample kernel configuration files reside in the sys/<arch>/conf
sub-directory (assuming that you've installed the kernel sources), the
file named GENERIC being the one used to build your initial installation
kernel.  The file NOTES contains entries and documentation for all possible
devices, not just those commonly used.  It is the successor of the ancient
LINT file, but in contrast to LINT, it is not buildable as a kernel but a
pure reference and documentation file.


Source Roadmap:
---------------
bin		System/user commands.

cddl		Various commands and libraries under the Common Development
		and Distribution License.

contrib		Packages contributed by 3rd parties.

crypto		Cryptography stuff (see crypto/README).

etc		Template files for /etc.

games		Amusements.

gnu		Various commands and libraries under the GNU Public License.
		Please see gnu/COPYING* for more information.

include		System include files.

kerberos5	Kerberos5 (Heimdal) package.

lib		System libraries.

libexec		System daemons.

release		Release building Makefile & associated tools.

rescue		Build system for statically linked /rescue utilities.

sbin		System commands.

secure		Cryptographic libraries and commands.

share		Shared resources.

sys		Kernel sources.

tools		Utilities for regression testing and miscellaneous tasks.

usr.bin		User commands.

usr.sbin	System administration commands.


For information on synchronizing your source tree with one or more of
the FreeBSD Project's development branches, please see:

  http://www.freebsd.org/doc/en_US.ISO8859-1/books/handbook/synching.html