Initial commit of the diameter application.

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

1 files changed, 95 insertions, 0 deletions

diff --git a/lib/diameter/src/app/diameter_internal.hrl b/lib/diameter/src/app/diameter_internal.hrl
new file mode 100644
index 0000000000..9de3914830
--- /dev/null
+++ b/lib/diameter/src/app/diameter_internal.hrl
@@ -0,0 +1,95 @@
+%%
+%% %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%
+%%
+
+%% Our Erlang application.
+-define(APPLICATION, diameter).
+
+%% The one and only.
+-define(DIAMETER_VERSION, 1).
+
+%% Exception for use within a module with decent protection against
+%% catching something we haven't thrown. Not foolproof but close
+%% enough. ?MODULE is rudmentary protection against catching across
+%% module boundaries, a root of much evil: always catch ?FAILURE(X),
+%% never X.
+-define(FAILURE(Reason), {{?MODULE}, {Reason}}).
+-define(THROW(Reason),   throw(?FAILURE(Reason))).
+
+%% A corresponding error when failure is the best option.
+-define(ERROR(T), erlang:error({T, ?MODULE, ?LINE})).
+
+%% Failure reports always get a stack trace.
+-define(STACK, erlang:get_stacktrace()).
+
+%% Info report for anything unexpected.
+-define(REPORT(Reason, Func, Args),
+        diameter_lib:report(Reason, {?MODULE, Func, Args})).
+
+%% Something to trace on.
+-define(LOG(Slogan, Details),
+	diameter_dbg:log(Slogan, ?MODULE, ?LINE, Details)).
+-define(LOGC(Bool, Slogan, Details), ((Bool) andalso ?LOG(Slogan, Details))).
+
+%% Compensate for no builtin ?FUNC for use in log reports.
+-define(FUNC, element(2, element(2, process_info(self(), current_function)))).
+
+%% Disjunctive match spec condition. 'false' is to ensure that there's at
+%% least one condition.
+-define(ORCOND(List), list_to_tuple(['orelse', false | List])).
+
+%% 3588, 2.4:
+-define(APP_ID_COMMON, 0).
+-define(APP_ID_RELAY, 16#FFFFFFFF).
+
+-define(BASE, diameter_gen_base_rfc3588).
+
+%%% ---------------------------------------------------------
+
+%%% RFC 3588, ch 2.6 Peer table
+-record(diameter_peer,
+        {host_id,
+         statusT,
+         is_dynamic,
+         expiration,
+         tls_enabled}).
+
+%%% RFC 3588, ch 2.7 Realm-based routing table
+-record(diameter_realm,
+        {name,
+         app_id,
+         local_action, % LOCAL | RELAY | PROXY | REDIRECT
+         server_id,
+         is_dynamic,
+         expiration}).
+
+%%%----------------------------------------------------------------------
+%%% Error/warning/info message macro(s)
+%%%----------------------------------------------------------------------
+
+-define(diameter_info(F, A),
+        (catch error_logger:info_msg("[ ~w : ~w : ~p ] ~n" ++ F ++ "~n",
+                                     [?APPLICATION, ?MODULE, self()|A]))).
+
+-define(diameter_warning(F, A),
+        (catch error_logger:warning_msg("[ ~w : ~w : ~p ] ~n" ++ F ++ "~n",
+                                        [?APPLICATION, ?MODULE, self()|A]))).
+
+-define(diameter_error(F, A),
+        (catch error_logger:error_msg("[ ~w : ~w : ~p ] ~n" ++ F ++ "~n",
+                                      [?APPLICATION, ?MODULE, self()|A]))).