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Commit Graph

174 Commits

Author SHA1 Message Date
Martin Mares
4f22c98185 Support for IPv6 sockets. How nice one doesn't have to ifdef around
ten years of API evolution :-)
1999-08-03 19:36:51 +00:00
Martin Mares
dce267832a Basic support for IPv6. The system-dependent part doesn't work yet,
but the core routines are there and seem to be working.

   o  lib/ipv6.[ch] written
   o  Lexical analyser recognizes IPv6 addresses and when in IPv6
      mode, treats pure IPv4 addresses as router IDs.
   o  Router ID must be configured manually on IPv6 systems.
   o  Added SCOPE_ORGANIZATION for org-scoped IPv6 multicasts.
   o  Fixed few places where ipa_(hton|ntoh) was called as a function
      returning converted address.
1999-08-03 19:36:06 +00:00
Martin Mares
913f7dc9f2 Added functions for parsing and formatting of dates. 1999-08-03 19:29:27 +00:00
Martin Mares
bd7f1081f2 Grrr, the "obvious fix" to multicasting code from yesterday was
fundamentally wrong. Reversed.
1999-06-01 15:31:43 +00:00
Martin Mares
c7208da0b7 Fix potential multicasting bug. 1999-05-31 20:28:46 +00:00
Martin Mares
9a158361da I rewrote the interface handling code, so that it supports multiple
addresses per interface (needed for example for IPv6 support).

Visible changes:

o  struct iface now contains a list of all interface addresses (represented
   by struct ifa), iface->addr points to the primary address (if any).
o  Interface has IF_UP set iff it's up and it has a primary address.
o  IF_UP is now independent on IF_IGNORED (i.e., you need to test IF_IGNORED
   in the protocols; I've added this, but please check).
o  The if_notify_change hook has been simplified (only one interface pointer
   etc.).
o  Introduced a ifa_notify_change hook. (For now, only the Direct protocol
   does use it -- it's wise to just listen to device routes in all other
   protocols.)
o  Removed IF_CHANGE_FLAGS notifier flag (it was meaningless anyway).
o  Updated all the code except netlink (I'll look at it tomorrow) to match
   the new semantics (please look at your code to ensure I did it right).

Things to fix:

o  Netlink.
o  Make krt-iface interpret "eth0:1"-type aliases as secondary addresses.
1999-05-06 21:38:11 +00:00
Martin Mares
4c5e5e3a1c Multicasts once again: When using SO_BINDTODEVICE, don't specify IP address
of the interface.
1999-04-14 12:29:47 +00:00
Martin Mares
1b50a1e4be Next attempt to get SO_BINDTODEVICE work :) 1999-04-14 11:39:07 +00:00
Martin Mares
36154beb70 Use SO_BINDTODEVICE if we're using old multicast API (i.e., struct ip_mreq
and not ip_mreqn). This should get multicasts on unnumbered PtP links work.
1999-04-14 11:21:02 +00:00
Martin Mares
61fb537c62 Use struct ip_mreqn' instead of struct ip_mreq' for multicast
operations on 2.1/2.2 kernels. This allows passing of real interface
indexes instead of referencing interfaces by their IP addresses which
fails badly in presence of unnumbered interfaces.

Unfortunately, this structure is not visible with glibc 2.0 as it provides
its own networking headers :-(  Both libc5 and glibc 2.1 should be OK.
1999-04-12 15:27:56 +00:00
Martin Mares
5a99ade413 Fixed a couple of bugs in handling of multicast sockets.
See comments in lib/socket.h for a detailed guide on how to use them.
1999-04-12 14:57:46 +00:00
Martin Mares
abae6e9cd3 First few FreeBSD portability fixes. 1999-04-01 15:33:52 +00:00
Martin Mares
7e5f5ffdda Moved to a much more systematic way of configuring kernel protocols.
o  Nothing is configured automatically. You _need_ to specify
     the kernel syncer in config file in order to get it started.
  o  Syncing has been split to route syncer (protocol "Kernel") and
     interface syncer (protocol "Device"), device routes are generated
     by protocol "Direct" (now can exist in multiple instances, so that
     it will be possible to feed different device routes to different
     routing tables once multiple tables get supported).

See doc/bird.conf.example for a living example of these shiny features.
1999-03-26 21:44:38 +00:00
Martin Mares
b4b3b39e20 Added SK_MAGIC type sockets for internal use by system dependent code,
especially for netlink communication.
1999-03-01 22:30:33 +00:00
Martin Mares
f4aabcee62 Perform gracious shutdown upon receipt of SIGTERM. Finally we can
test the whole protocol shutdown code... :)
1999-02-13 20:15:36 +00:00
Martin Mares
4c9dd1e4b9 Synchronize signals to the main select/event/timer loop.
Parse command line options.
1999-02-13 19:43:21 +00:00
Martin Mares
e8f73195fa Added simple event scheduling system to avoid recursive calling
of various callbacks.

Events are just another resource type objects (thus automatically freed
and unlinked when the protocol using them shuts down). Each event can
be linked in at most one event list. For most purposes, just use the
global event list handled by the following functions:

	ev_schedule	Schedule event to be called at the next event
			scheduling point. If the event was already
			scheduled, it's just re-linked to the end of the list.
	ev_postpone	Postpone an already scheduled event, so that it
			won't get called. Postponed events can be scheduled
			again by ev_schedule().

You can also create custom event lists to build your own synchronization
primitives. Just use:

	ev_init_list	to initialize an event list
	ev_enqueue	to schedule event on specified event list
	ev_postpone	works as well for custom lists
	ev_run_list	to run all events on your custom list
	ev_run		to run a specific event and dequeue it
1999-02-11 21:18:26 +00:00
Martin Mares
08c69a7720 die() -> bug() where appropriate. 1998-12-20 14:27:37 +00:00
Martin Mares
4cf45766ba Exporting fill_in_sockaddr() for use by other unix-dependent code. 1998-10-19 17:47:50 +00:00
Martin Mares
28a9a189d7 Replaced remaining references of clock_t by bird_clock_t. 1998-07-10 08:32:18 +00:00
Martin Mares
5331da6a4d Fixed processing of timers. 1998-06-04 20:27:49 +00:00
Martin Mares
869c695998 Synced to new interface code. 1998-06-01 21:41:32 +00:00
Martin Mares
af847acc27 Whee, multicast sockets work!
Implemented recurrent timers.
1998-05-26 21:46:38 +00:00
Martin Mares
b5d9ee5c87 Added UNIX implementation of both timers and sockets. Timers should work,
sockets were tested only in TCP mode. main.c now contains some test
cases for socket code.
1998-05-24 14:50:18 +00:00