Initial commit of the diameter application.

The application provides an implementation of the Diameter protocol
as defined in RFC 3588.

1 files changed, 63 insertions, 0 deletions

diff --git a/lib/diameter/examples/redirect_cb.erl b/lib/diameter/examples/redirect_cb.erl
new file mode 100644
index 0000000000..ea7ad38749
--- /dev/null
+++ b/lib/diameter/examples/redirect_cb.erl
@@ -0,0 +1,63 @@
+%%
+%% %CopyrightBegin%
+%%
+%% Copyright Ericsson AB 2010-2011. All Rights Reserved.
+%%
+%% The contents of this file are subject to the Erlang Public License,
+%% Version 1.1, (the "License"); you may not use this file except in
+%% compliance with the License. You should have received a copy of the
+%% Erlang Public License along with this software. If not, it can be
+%% retrieved online at http://www.erlang.org/.
+%%
+%% Software distributed under the License is distributed on an "AS IS"
+%% basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See
+%% the License for the specific language governing rights and limitations
+%% under the License.
+%%
+%% %CopyrightEnd%
+%%
+
+-module(redirect_cb).
+
+-include_lib("diameter/include/diameter.hrl").
+-include_lib("diameter/src/app/diameter_gen_base_rfc3588.hrl").
+
+%% diameter callbacks
+-export([peer_up/3,
+         peer_down/3,
+         pick_peer/4,
+         prepare_request/3,
+         prepare_retransmit/3,
+         handle_answer/4,
+         handle_error/4,
+         handle_request/3]).
+
+-define(UNEXPECTED, erlang:error({unexpected, ?MODULE, ?LINE})).
+
+peer_up(_SvcName, {PeerRef, _}, State) ->
+    io:format("up: ~p~n", [PeerRef]),
+    State.
+
+peer_down(_SvcName, {PeerRef, _}, State) ->
+    io:format("down: ~p~n", [PeerRef]),
+    State.
+
+pick_peer(_, _, _SvcName, _State) ->
+    ?UNEXPECTED.
+
+prepare_request(_, _SvcName, _Peer) ->
+    ?UNEXPECTED.
+
+prepare_retransmit(_Packet, _SvcName, _Peer) ->
+    ?UNEXPECTED.
+
+handle_answer(_Packet, _Request, _SvcName, _Peer) ->
+    ?UNEXPECTED.
+
+handle_error(_Reason, _Request, _SvcName, _Peer) ->
+    ?UNEXPECTED.
+
+handle_request(#diameter_packet{msg = _, errors = []}, _SvcName, {_, Caps}) ->
+    #diameter_caps{}
+        = Caps,
+    discard.   %% TODO