inets: Add behaviour httpd_custom_api

Add this now as 18 allows optional callback specs

1 files changed, 31 insertions, 0 deletions

diff --git a/lib/inets/src/http_server/httpd_custom_api.erl b/lib/inets/src/http_server/httpd_custom_api.erl
new file mode 100644
index 0000000000..282f3a6ee6
--- /dev/null
+++ b/lib/inets/src/http_server/httpd_custom_api.erl
@@ -0,0 +1,31 @@
+%%
+%% %CopyrightBegin%
+%% 
+%% Copyright Ericsson AB 2015-2015. All Rights Reserved.
+%% 
+%% Licensed under the Apache License, Version 2.0 (the "License");
+%% you may not use this file except in compliance with the License.
+%% You may obtain a copy of the License at
+%%
+%%     http://www.apache.org/licenses/LICENSE-2.0
+%%
+%% Unless required by applicable law or agreed to in writing, software
+%% distributed under the License is distributed on an "AS IS" BASIS,
+%% WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+%% See the License for the specific language governing permissions and
+%% limitations under the License.
+%% 
+%% %CopyrightEnd%
+%%
+%%
+-module(httpd_custom_api).
+
+-callback response_default_headers() -> 
+    [{Key::string(), Value::string()}].
+-callback response_header({Key::string(), Value::string()}) -> 
+    {true, {Key::string(), Value::string()}} | false.
+-callback request_header({Key::string(), Value::string()}) -> 
+    {true, {Key::string(), Value::string()}} | false.
+
+-optional_callbacks([response_default_headers/0, response_header/1,
+		     request_header/1]).