From 81bdbed444df2cbcf3cdb32f7d4a74019de06454 Mon Sep 17 00:00:00 2001
From: Adam Kocoloski <adam@cloudant.com>
Date: Wed, 11 Aug 2010 15:22:33 -0400
Subject: reorganize couch .erl and driver code into rebar layout

---
 src/couchdb/couch_uuids.erl | 95 ---------------------------------------------
 1 file changed, 95 deletions(-)
 delete mode 100644 src/couchdb/couch_uuids.erl

(limited to 'src/couchdb/couch_uuids.erl')

diff --git a/src/couchdb/couch_uuids.erl b/src/couchdb/couch_uuids.erl
deleted file mode 100644
index e1851e1d..00000000
--- a/src/couchdb/couch_uuids.erl
+++ /dev/null
@@ -1,95 +0,0 @@
-% 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.
--module(couch_uuids).
--include("couch_db.hrl").
-
--behaviour(gen_server).
-
--export([start/0, stop/0]).
--export([new/0, random/0, utc_random/0]).
-
--export([init/1, terminate/2, code_change/3]).
--export([handle_call/3, handle_cast/2, handle_info/2]).
-
-start() ->
-    gen_server:start_link({local, ?MODULE}, ?MODULE, [], []).
-
-stop() ->
-    gen_server:cast(?MODULE, stop).
-
-new() ->
-    gen_server:call(?MODULE, create).
-
-random() ->
-    list_to_binary(couch_util:to_hex(crypto:rand_bytes(16))).
-
-utc_random() ->
-    Now = {_, _, Micro} = now(),
-    Nowish = calendar:now_to_universal_time(Now),
-    Nowsecs = calendar:datetime_to_gregorian_seconds(Nowish),
-    Then = calendar:datetime_to_gregorian_seconds({{1970, 1, 1}, {0, 0, 0}}),
-    Prefix = io_lib:format("~14.16.0b", [(Nowsecs - Then) * 1000000 + Micro]),
-    list_to_binary(Prefix ++ couch_util:to_hex(crypto:rand_bytes(9))).
-
-init([]) ->
-    ok = couch_config:register(
-        fun("uuids", _) -> gen_server:cast(?MODULE, change) end
-    ),
-    {ok, state()}.
-
-terminate(_Reason, _State) ->
-    ok.
-
-handle_call(create, _From, random) ->
-    {reply, random(), random};
-handle_call(create, _From, utc_random) ->
-    {reply, utc_random(), utc_random};
-handle_call(create, _From, {sequential, Pref, Seq}) ->
-    Result = ?l2b(Pref ++ io_lib:format("~6.16.0b", [Seq])),
-    case Seq >= 16#fff000 of
-        true ->
-            {reply, Result, {sequential, new_prefix(), inc()}};
-        _ ->
-            {reply, Result, {sequential, Pref, Seq + inc()}}
-    end.
-
-handle_cast(change, _State) ->
-    {noreply, state()};
-handle_cast(stop, State) ->
-    {stop, normal, State};
-handle_cast(_Msg, State) ->
-    {noreply, State}.
-
-handle_info(_Info, State) ->
-    {noreply, State}.
-
-code_change(_OldVsn, State, _Extra) ->
-    {ok, State}.
-
-new_prefix() ->
-    couch_util:to_hex((crypto:rand_bytes(13))).
-
-inc() ->
-    crypto:rand_uniform(1, 16#ffe).
-
-state() ->
-    AlgoStr = couch_config:get("uuids", "algorithm", "random"),
-    case couch_util:to_existing_atom(AlgoStr) of
-        random ->
-            random;
-        utc_random ->
-            utc_random;
-        sequential ->
-            {sequential, new_prefix(), inc()};
-        Unknown ->
-            throw({unknown_uuid_algorithm, Unknown})
-    end.
-- 
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