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Make all protocols pass routing table to rte_update and rte_discard.
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definitely gone. Both rte_update() and rte_discard() have an additional
argument telling which table should they modify.
Also, rte_update() no longer walks the whole protocol list -- each table
has a list of all protocols connected to this table and having the
rt_notify hook set. Each protocol can also freely decide (by calling
proto_add_announce_hook) to connect to any other table, but it will
be probably used only by the table-to-table protocol.
The default debugging dumps now include all routing tables and also
all their connections.
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o cf_define_symbol() -- it assigns a meaning to a symbol, bailing
out if it already has one.
o cf_find_symbol() -- finds symbol by name and creates it if not found.
Also modified filter/config.Y to make use of the first function.
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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.
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networks).
Removed old #ifndef logic which was used to avoid IPv4/IPv6 clashes
before conditionals in Modules lists were introduced.
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gateway, and who told us, so they can do usefull jobs from now on.
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of the interface.
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and not ip_mreqn). This should get multicasts on unnumbered PtP links work.
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o ((flags & IF_CHANGE_UP) == IF_CHANGE_UP) -> (flags & IF_CHANGE_UP)
o bcopy -> memcpy (bcopy is unportable)
o Ifdeffed out add_tail(&(ifa->sk_list),NODE mcsk) -- the node in socket
structure is for internal use by the resource manager only. (Now, the
debugging dump of open sockets looks sane :-)).
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possible to write if 1.2.3.4 < 1.2.3.5, but I'm not sure if it is good
for anything.)
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Changes: struct ospf_iface draft, various constants added...
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compare function is ready.
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interface addresses).
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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.
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See comments in lib/socket.h for a detailed guide on how to use them.
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Also made "depend" work before the tree is compiled first time.
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it belongs. (f-util.c stays there for auxiliary and non-important things.)
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o Introduced rte_cow() which should be used for copying on write the
rte's in filters. Each rte now carries a flag saying whether it's
a real route (possessing table linkage and other insignia) or a local
copy. This function can be expected to be fast since its fast-path
is inlined.
o Introduced rte_update_pool which is a linear memory pool used for
all temporary data during rte_update. You should not reference it directly
-- instead use a pool pointer passed to all related functions.
o Split rte_update to three functions:
rte_update The front end: handles all checking, inbound
filtering and calls rte_recalculate() for the
final version of the route.
rte_recalculate Update the table according to already filtered route.
rte_announce Announce routing table changes to all protocols,
passing them through export filters and so on.
The interface has _not_ changed -- still call rte_update() and it will
do the rest for you automagically.
o Use new filtering semantics to be explained in a separate mail.
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