Correct treesize -> tree_size in get-sth response.

Move call to mod_esi:deliver into own function, for easier changing of
HTTP headers and such.

1 files changed, 8 insertions, 5 deletions

diff --git a/src/v1.erl b/src/v1.erl
index 6007aaa..c7624db 100644
--- a/src/v1.erl
+++ b/src/v1.erl
@@ -19,10 +19,10 @@ add_chain(SessionID, _Env, Input) ->
                        {timestamp, SPT#spt.timestamp},
                        {extensions, []},
                        {signature, base64:encode(SPT#spt.signature)}],
-                  binary_to_list(jiffy:encode({R}));
+                  jiffy:encode({R});
               _ -> html("add-chain: missing input: chain; see RFC 6962", Input)
           end,
-    mod_esi:deliver(SessionID, Res).
+    deliver(SessionID, Res).
 
 add_pre_chain(SessionID, _Env, _Input) ->
     niy(SessionID).
@@ -33,11 +33,11 @@ get_sth(SessionID, _Env, _Input) ->
        timestamp = Timestamp,
        roothash = Roothash,
        signature = Signature} = plop:sth(),
-    R = [{treesize, Treesize},
+    R = [{tree_size, Treesize},
          {timestamp, Timestamp},
          {sha256_root_hash, base64:encode(Roothash)},
          {tree_head_signature, base64:encode(Signature)}],
-    mod_esi:deliver(SessionID, binary_to_list(jiffy:encode({R}))).
+    deliver(SessionID, jiffy:encode({R})).
 
 get_sth_consistency(SessionID, _Env, _Input) ->
     niy(SessionID).
@@ -50,7 +50,7 @@ get_entry_and_proof(SessionID, _Env, _Input) ->
 
 get_roots(SessionID, _Env, _Input) ->
     R = [{certificates, []}],                   % NIY.
-    mod_esi:deliver(SessionID, binary_to_list(jiffy:encode({R}))).
+    deliver(SessionID, jiffy:encode({R})).
 
 %% For testing. FIXME: Remove.
 hello(SessionID, Env, Input) ->
@@ -75,3 +75,6 @@ html(Text, Input) ->
 
 niy(S) ->
     mod_esi:deliver(S, html("NIY - Not Yet Implemented|", [])).
+
+deliver(Session, Data) ->
+    mod_esi:deliver(Session, binary_to_list(Data)).