s1ap_proxy: add public erab_list() type

Change-Id: I21a674537d1d9f16fdb319aaf2d758ba0906b407
---
M src/enb_proxy.erl
M src/s1ap_proxy.erl
2 files changed, 5 insertions(+), 3 deletions(-)


git pull ssh://gerrit.osmocom.org:29418/erlang/osmo-s1gw refs/changes/48/42448/1

diff --git a/src/enb_proxy.erl b/src/enb_proxy.erl
index 40d446a..5dfa0ff 100644
--- a/src/enb_proxy.erl
+++ b/src/enb_proxy.erl
@@ -112,7 +112,7 @@
     gen_statem:call(Pid, ?FUNCTION_NAME).
 
 
--spec fetch_erab_list(pid()) -> [{term(), pid()}].
+-spec fetch_erab_list(pid()) -> s1ap_proxy:erab_list().
 fetch_erab_list(Pid) ->
     gen_statem:call(Pid, ?FUNCTION_NAME).
 
diff --git a/src/s1ap_proxy.erl b/src/s1ap_proxy.erl
index ef7665e..dcd053e 100644
--- a/src/s1ap_proxy.erl
+++ b/src/s1ap_proxy.erl
@@ -65,6 +65,7 @@
 -type enb_ue_id() :: 0..16#ffffff.
 -type erab_id() :: 0..16#ff.
 -type erab_uid() :: {mme_ue_id(), erab_id()}.
+-type erab_list() :: [{erab_uid(), pid()}].
 
 -record(proxy_state, {owner :: pid(),
                       erabs :: dict:dict(K :: erab_uid(),
@@ -79,7 +80,8 @@
 -type proxy_state() :: #proxy_state{}.
 -type proxy_action() :: forward | reply | drop.
 
--export_type([proxy_action/0]).
+-export_type([proxy_action/0,
+              erab_list/0]).
 
 
 %% ------------------------------------------------------------------
@@ -109,7 +111,7 @@
 
 
 %% Fetch all E-RABs from the registry in form of a list
--spec fetch_erab_list(pid()) -> [{erab_uid(), pid()}].
+-spec fetch_erab_list(pid()) -> erab_list().
 fetch_erab_list(Pid) ->
     gen_server:call(Pid, ?FUNCTION_NAME).
 

