Split off low-level api in separate file

src/esqlite3_nif.erl

@@ -0,0 +1,57 @@
+%%
+%%
+%%
+
+-module(esqlite3_nif).
+-author("Maas-Maarten Zeeman <mmzeeman@xs4all.nl>").
+
+%% low-level exports
+-export([start/0, 
+	 open/4, 
+	 exec/4, 
+	 prepare/4,
+	 step/3,
+	 bind/4,
+	 close/3
+]).
+
+-on_load(init/0).
+
+init() ->
+    ok = erlang:load_nif(code:priv_dir(esqlite) ++ "/esqlite3_nif", 0).
+
+%% @doc Start a low level thread which will can handle sqlite3 calls. 
+%%
+%% @spec 
+start() ->
+    exit(nif_library_not_loaded).
+
+%% @doc Open a connection to 
+%%
+open(_Db, _Ref, _Dest, _Filename) ->
+    exit(nif_library_not_loaded).
+
+%% @doc
+exec(_Db, _Ref, _Dest, _Sql) ->
+    exit(nif_library_not_loaded).
+
+%% @doc
+prepare(_Db, _Ref, _Dest, _Sql) ->
+    exit(nif_library_not_loaded).
+
+%% @doc
+step(_Stmt, _Ref, _Dest) ->
+    exit(nif_library_not_loaded).
+
+%% @doc
+bind(_Stmt, _Ref, _Dest, _Args) ->
+    exit(nif_library_not_loaded).
+
+%% @doc
+close(_Db, _Ref, _Dest) ->
+    exit(nif_library_not_loaded).
+
+    
+
+
+