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authorAnders Svensson <anders@erlang.org>2012-08-23 12:47:41 +0200
committerAnders Svensson <anders@erlang.org>2012-08-23 13:57:24 +0200
commit28f5ad5aa80c987b7aa98d2d9e4ec6f75850b929 (patch)
tree5d2b4716b467126a3d228da021407860cacb08f8 /lib
parentae78b0ef5dea1806ab186e351de1ba3054c63c5f (diff)
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Add diameter_transport for transport start indirection
Module contains a transport start function that calls an a specified function, and more.
Diffstat (limited to 'lib')
-rw-r--r--lib/diameter/src/modules.mk1
-rw-r--r--lib/diameter/src/transport/diameter_transport.erl55
2 files changed, 56 insertions, 0 deletions
diff --git a/lib/diameter/src/modules.mk b/lib/diameter/src/modules.mk
index 7a700a6d53..5d3c4157ae 100644
--- a/lib/diameter/src/modules.mk
+++ b/lib/diameter/src/modules.mk
@@ -58,6 +58,7 @@ RT_MODULES = \
transport/diameter_tcp_sup \
transport/diameter_sctp \
transport/diameter_sctp_sup \
+ transport/diameter_transport \
transport/diameter_transport_sup
# Handwritten (compile time) modules not included in the app file.
diff --git a/lib/diameter/src/transport/diameter_transport.erl b/lib/diameter/src/transport/diameter_transport.erl
new file mode 100644
index 0000000000..ff4b6bbc6d
--- /dev/null
+++ b/lib/diameter/src/transport/diameter_transport.erl
@@ -0,0 +1,55 @@
+%%
+%% %CopyrightBegin%
+%%
+%% Copyright Ericsson AB 2012. 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(diameter_transport).
+
+%%
+%% This module implements a transport start function that
+%% evaluates its config argument.
+%%
+
+%% Transport start functions
+-export([start/3,
+ select/3,
+ eval/3]).
+
+%% start/3
+
+%% Call a start function in this module ...
+start(T, Svc, {F,A}) ->
+ start(T, Svc, {?MODULE, F, [A]});
+
+%% ... or some other.
+start(T, Svc, F) ->
+ diameter_lib:eval([F, T, Svc]).
+
+%% select/3
+%%
+%% A start function that whose config argument is expected to return a
+%% new start function.
+
+select(T, Svc, F) ->
+ start(T, Svc, diameter_lib:eval([F, T, Svc])).
+
+%% eval/3
+%%
+%% A start function that simply evaluates its config argument.
+
+eval(_, _, F) ->
+ diameter_lib:eval(F).