diff --git a/http/api.go b/http/api.go
new file mode 100644
index 0000000..9cdb0c4
--- /dev/null
+++ b/http/api.go
@@ -0,0 +1,19 @@
+// Copyright 2014 The Chihaya Authors. All rights reserved.
+// Use of this source code is governed by the BSD 2-Clause license,
+// which can be found in the LICENSE file.
+
+package http
+
+import (
+	"net/http"
+
+	"github.com/julienschmidt/httprouter"
+)
+
+func (t *Tracker) getTorrent(w http.ResponseWriter, r *http.Request, p httprouter.Params) int {}
+func (t *Tracker) putTorrent(w http.ResponseWriter, r *http.Request, p httprouter.Params) int {}
+func (t *Tracker) delTorrent(w http.ResponseWriter, r *http.Request, p httprouter.Params) int {}
+
+func (t *Tracker) getUser(w http.ResponseWriter, r *http.Request, p httprouter.Params) int {}
+func (t *Tracker) putUser(w http.ResponseWriter, r *http.Request, p httprouter.Params) int {}
+func (t *Tracker) delUser(w http.ResponseWriter, r *http.Request, p httprouter.Params) int {}