gardners
caab3078e5
substantial work towards public key signing of MDP frames and
...
the associated SID:SAS mapping cache and request packets.
2012-04-15 03:17:36 +09:30
gardners
0c2de88337
token formatting change?
2012-04-15 00:04:22 +09:30
gardners
2581e9fe4c
Revamped dequeuing of TXd frames.
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Now almost works (queues don't stay full of junk), although
mdp ping still gets a duplicate reply for 2-hop pings.
2012-04-14 23:12:45 +09:30
gardners
2dab0e50d4
Fixed source/destination port switch bug fixed (though some issue
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remains)
2012-04-14 14:20:49 +09:30
gardners
7c1f48c511
various debug cleanups
2012-04-14 13:56:53 +09:30
gardners
401da25a77
decrypting mdp frames now works, but there is something causing
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frames to be resent after decryption.
2012-04-14 12:33:15 +09:30
gardners
79dc33b156
Work towards transparent decryption of MDP frames.
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Runs, just gets an error during decryption, like as though
keys or nonce were wrong.
2012-04-14 12:17:46 +09:30
gardners
9398f94a22
Cleaned up debug output.
2012-04-14 09:39:14 +09:30
gardners
25a626a61e
Fixed reply packet handling for built in echo port.
2012-04-14 09:33:29 +09:30
gardners
3b0fb3929d
Added code to extract MDP frames from packets.
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source ports and decryption are currently not right.
2012-04-14 08:15:29 +09:30
gardners
ca24513599
Work towards actually authcrypting MDP payloads.
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Not complete.
2012-04-14 02:14:41 +09:30
gardners
5ac83f9ca1
Replaced use of HLR with keyring for phone number lookups and
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other functions. Not yet tested.
2012-04-13 09:25:03 +09:30
gardners
0b11389023
Fixed problem with null-termination of received addresses for
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unix domain socket connections.
2012-03-29 20:45:07 +10:30
Andrew Bettison
a338c2f0f9
Refactor instance path handling
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- handle buffer limits when forming path names within instance dir
- uniform use of serval_instancepath()
2012-03-29 14:07:07 +10:30
Andrew Bettison
6f74393ea1
Replace bcmp() with memcmp()
2012-03-29 13:02:10 +10:30
gardners
942605d247
Removed some debugging, improved MDP PING client output.
2012-03-28 13:26:14 +10:30
gardners
3a0a62b780
Fixed source address of MDP echo frames when destination of echo
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request was broadcast (returns local address or all zeroes).
2012-03-28 13:19:53 +10:30
gardners
6a50bbb024
MDP server can now pass received MDP frames to client.
2012-03-28 13:10:41 +10:30
gardners
8fbbdc5087
More work on MDP.
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Swapped functions of overlay_mdp_send() and overlay_mdp_dispatch()
to match normal socket operations and thus avoid programmer confusion.
2012-03-28 11:28:04 +10:30
gardners
d3cd7714ac
Further work on MDP - overlay_saw_mdp_frame() now looks for
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different MDP frame types, but does not yet do anything with the
MDP_TX frames which are the only valid MDP frame to be received
via a real network interface (in reality they are constructed from
the surrounding MDP type overlay frame).t
2012-03-27 21:13:40 +10:30
gardners
5cc3283646
Cleaned up some debug output.
2012-03-27 19:50:31 +10:30
gardners
5c4918f5bd
Added code to verify source address when sending MDP frames.
2012-03-27 19:45:39 +10:30
gardners
aa543e1766
Various fixes and work towards MDP ping working.
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MDP clients can now request the set of local addresses.
Framework is improved to avoid info leaks by sending more bytes
in an MDP frame than are necessary, but without having to bzero
almost 2KB each time.
2012-03-27 19:25:38 +10:30
Andrew Bettison
84b24b9918
Remove use of (struct sockaddr_un).sun_len field (BSDism only available on Apple)
2012-03-26 15:02:42 +10:30
gardners
13d1d3084e
Various fixes to track down memory handling bugs.
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Fixed one free-before-time bug with queuing MDP frames.
Some heap corruption bug seems to remain.
2012-03-22 16:33:25 +10:30
gardners
c7dd475d50
Further work on MDP, including dispatching low-priority data when
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it can fit in frames. A nasty bug in queue code needs fixing.
Also, we only send tick frames at present, and need to add code
for dispatching packets at other times (bandwidth allowance permitting).
So the whole bandwidth management code needs to get finished.
2012-03-22 08:26:19 +10:30
gardners
2d63e91c96
More work on preparing packet payloads for enqueing MDP frames.
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Also errors for unimplemented crypto modes.
2012-03-21 13:08:08 +10:30
gardners
30e2540470
Various fixes and work towards sending MDP frames.
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Broadcast and unicast addresses are accepted. Some frame headers
are set. Payload is yet to be set, and ciphered &/or signed as required,
and queueing is not yet verified.
2012-03-21 12:57:24 +10:30
gardners
c71ddbbd18
MDP ping getting closer: ping loop showing server-returned error
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messages now works. Server currently reports error when trying to
send MDP_TX frames (since it is not yet implemented), which the
client successfully displays. Onto making the server handle the
MDP_TX frames.
2012-03-21 03:55:13 +10:30
gardners
6e3fe903d9
Improved shutdown behaviour to properly handle client mode (don't
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delete server socket if you are a client). Also added main MDP
ping loop of sending packets. Reading returned packets not yet
implemented. Server handling of MDP_TX packets also not yet
implemented.
2012-03-21 03:27:47 +10:30
gardners
9d4e9f80ed
Modified overlay_mdp_dispatch() to return reply MDP frame.
2012-03-21 03:07:29 +10:30
gardners
7ee72b3cba
Further work on MDP. Client now receives server replies. So we
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can actually bind an MDP port. Next step is to make use of it to
send a packet.
2012-03-21 03:00:39 +10:30
gardners
2bfb6eb569
Added verification that replies come from MDP server
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(including dealing with when the server is referenced via a
symlink, and verification by inode/dev is required)
2012-03-21 02:44:36 +10:30
gardners
67c4577b55
MDP replies almost working, and thus port binding almost working.
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Just need to add sender verification check, i.e., that it was the
MDP server that replied, and interpret the reply.
2012-03-21 01:36:52 +10:30
gardners
8e6f6ee925
Work towards getting MDP working. Still some fun and games with
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getting unix domain sockets to play nicely. Some superfluous debug
code is present while working this through.
2012-03-20 17:11:58 +10:30
gardners
5fe959f033
Fixed reading of unix domain socket connections to provide a large
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enough buffer to get the full socket name of the sending party.
2012-03-20 09:15:08 +10:30
gardners
8884339e31
MDP client socket gets bound to name before sending frame, and
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socket file gets deleted when exiting. MDP server doesn't seem
to be able to reply to packets yet -- that's next on the queue to
fix.
2012-03-19 16:35:49 +10:30
gardners
3991c3eff4
MDP Server now begins to look at received packets, and send error
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message back to client if required.
2012-03-19 16:23:05 +10:30
gardners
70497df7b5
More work on MDP. Removed some debug fluff.
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Added framework for MDP ping, and some work towards MDP port binding
and sending packets with option to wait for reply. MDP server
doesn't yet support port binding, and client doesn't yet support
reading replies.
2012-03-19 16:06:34 +10:30
gardners
f43143bd0f
Added code to remove stale unix domain socket files on startup and
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shutdown.
2012-03-19 09:43:11 +10:30
gardners
46599269d7
fixed socket type from TCP to UDP.
2012-03-17 22:31:48 +10:30
gardners
f384e6ea79
Further preparatory work for MDP. Next stop is actually checking
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for inbound MDP connection requests on the unix domain sockets.
2012-03-17 13:02:09 +10:30
gardners
348c5ebcf3
Added Mesh Datagram Protocol (MDP) source file and initial work.
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Added overlay_mdp.c to Makefile.in, and also trans_cache.c which
had not yet been added.
2012-03-17 09:28:48 +10:30