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-rw-r--r--lib/diameter/doc/src/diameter_codec.xml19
-rw-r--r--lib/diameter/src/base/diameter_codec.erl24
2 files changed, 30 insertions, 13 deletions
diff --git a/lib/diameter/doc/src/diameter_codec.xml b/lib/diameter/doc/src/diameter_codec.xml
index 91e96058dd..0117c1c88a 100644
--- a/lib/diameter/doc/src/diameter_codec.xml
+++ b/lib/diameter/doc/src/diameter_codec.xml
@@ -13,7 +13,8 @@
<erlref>
<header>
<copyright>
-<year>2012</year><year>2016</year>
+<year>2012</year>
+<year>2017</year>
<holder>Ericsson AB. All Rights Reserved.</holder>
</copyright>
<legalnotice>
@@ -53,17 +54,17 @@ communicated to &man_app; callbacks.
Similarly, outgoing Diameter messages are encoded into binary() before
being passed to the appropriate &man_transport; module for
transmission.
-The functions in this module implement this encode/decode.</p>
+The functions documented here implement the default encode/decode.</p>
-<note>
+<warning>
<p>
-Calls to this module are made by diameter itself as a consequence of
-configuration passed to &mod_start_service;.
-The encode/decode functions may also be useful for other purposes (eg.
-test) but the diameter user does not need to call them explicitly when
+The diameter user does not need to call functions here explicitly when
sending and receiving messages using &mod_call; and the callback
-interface documented in &man_app;.</p>
-</note>
+interface documented in &man_app;: diameter itself provides encode/decode
+as a consequence of configuration passed to &mod_start_service;, and
+the results may differ from those returned by the functions documented
+here, depending on configuration.</p>
+</warning>
<p>
The &header; and &packet; records below
diff --git a/lib/diameter/src/base/diameter_codec.erl b/lib/diameter/src/base/diameter_codec.erl
index a4d816db4e..82fa796e69 100644
--- a/lib/diameter/src/base/diameter_codec.erl
+++ b/lib/diameter/src/base/diameter_codec.erl
@@ -20,10 +20,8 @@
-module(diameter_codec).
--export([encode/2,
- encode/3,
- decode/3,
- decode/4,
+-export([encode/2, encode/3,
+ decode/2, decode/3, decode/4,
collect_avps/1,
decode_header/1,
sequence_numbers/1,
@@ -68,6 +66,10 @@
%%% # encode/2
%%% ---------------------------------------------------------------------------
+%% The representative encode documented in diameter_codec(3). As of
+%% the options that affect encode (eg. ordered_encode), it's no longer
+%% *the* encode.
+
encode(Mod, Msg) ->
encode(Mod, #{ordered_encode => true}, Msg).
@@ -277,6 +279,20 @@ rec2msg(Mod, Rec) ->
Mod:rec2msg(element(1, Rec)).
%%% ---------------------------------------------------------------------------
+%%% # decode/2
+%%% ---------------------------------------------------------------------------
+
+%% The representative default decode documented in diameter_codec(3).
+%% As of the options that affect decode (eg. string_decode), it's no
+%% longer *the* decode.
+
+decode(Mod, Pkt) ->
+ Opts = #{string_decode => true,
+ strict_mbit => true,
+ rfc => 6733},
+ decode(Mod, Opts, Pkt).
+
+%%% ---------------------------------------------------------------------------
%%% # decode/3
%%% ---------------------------------------------------------------------------