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authorIngela Anderton Andin <[email protected]>2013-11-14 10:34:37 +0100
committerIngela Anderton Andin <[email protected]>2013-11-14 10:34:37 +0100
commitf03339650039e4da871df142bd52f65f7aa586c1 (patch)
tree491a91dd4a267762d3407293fb1f40f404b676e0 /lib/ssh/src/ssh_userreg.erl
parentae7ae7d734b980294073ea43923167904349347c (diff)
parent19aedb5c0cb956e51b24fbba4923520efe7bf54b (diff)
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Merge remote-tracking branch 'upstream/maint'
Diffstat (limited to 'lib/ssh/src/ssh_userreg.erl')
-rw-r--r--lib/ssh/src/ssh_userreg.erl141
1 files changed, 0 insertions, 141 deletions
diff --git a/lib/ssh/src/ssh_userreg.erl b/lib/ssh/src/ssh_userreg.erl
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--- a/lib/ssh/src/ssh_userreg.erl
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-%%
-%% %CopyrightBegin%
-%%
-%% Copyright Ericsson AB 2008-2011. All Rights Reserved.
-%%
-%% The contents of this file are subject to the Erlang Public License,
-%% Version 1.1, (the "License"); you may not use this file except in
-%% compliance with the License. You should have received a copy of the
-%% Erlang Public License along with this software. If not, it can be
-%% retrieved online at http://www.erlang.org/.
-%%
-%% Software distributed under the License is distributed on an "AS IS"
-%% basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See
-%% the License for the specific language governing rights and limitations
-%% under the License.
-%%
-%% %CopyrightEnd%
-%%
-
-%%
-%% Description: User register for ssh_cli
-
--module(ssh_userreg).
-
--behaviour(gen_server).
-
-%% API
--export([start_link/0,
- register_user/2,
- lookup_user/1,
- delete_user/1]).
-
-%% gen_server callbacks
--export([init/1,
- handle_call/3,
- handle_cast/2,
- handle_info/2,
- terminate/2,
- code_change/3]).
-
--record(state, {user_db = []}).
-
-%%====================================================================
-%% API
-%%====================================================================
-%%--------------------------------------------------------------------
-%% Function: start_link() -> {ok,Pid} | ignore | {error,Error}
-%% Description: Starts the server
-%%--------------------------------------------------------------------
-start_link() ->
- gen_server:start_link({local, ?MODULE}, ?MODULE, [], []).
-
-register_user(User, Cm) ->
- gen_server:cast(?MODULE, {register, {User, Cm}}).
-
-delete_user(Cm) ->
- gen_server:cast(?MODULE, {delete, Cm}).
-
-lookup_user(Cm) ->
- gen_server:call(?MODULE, {get_user, Cm}, infinity).
-
-%%====================================================================
-%% gen_server callbacks
-%%====================================================================
-
-%%--------------------------------------------------------------------
-%% Function: init(Args) -> {ok, State} |
-%% {ok, State, Timeout} |
-%% ignore |
-%% {stop, Reason}
-%% Description: Initiates the server
-%%--------------------------------------------------------------------
-init([]) ->
- {ok, #state{}}.
-
-%%--------------------------------------------------------------------
-%% Function: %% handle_call(Request, From, State) -> {reply, Reply, State} |
-%% {reply, Reply, State, Timeout} |
-%% {noreply, State} |
-%% {noreply, State, Timeout} |
-%% {stop, Reason, Reply, State} |
-%% {stop, Reason, State}
-%% Description: Handling call messages
-%%--------------------------------------------------------------------
-handle_call({get_user, Cm}, _From, #state{user_db = Db} = State) ->
- User = lookup(Cm, Db),
- {reply, {ok, User}, State}.
-
-%%--------------------------------------------------------------------
-%% Function: handle_cast(Msg, State) -> {noreply, State} |
-%% {noreply, State, Timeout} |
-%% {stop, Reason, State}
-%% Description: Handling cast messages
-%%--------------------------------------------------------------------
-handle_cast({register, UserCm}, State) ->
- {noreply, insert(UserCm, State)};
-handle_cast({delete, UserCm}, State) ->
- {noreply, delete(UserCm, State)}.
-
-%%--------------------------------------------------------------------
-%% Function: handle_info(Info, State) -> {noreply, State} |
-%% {noreply, State, Timeout} |
-%% {stop, Reason, State}
-%% Description: Handling all non call/cast messages
-%%--------------------------------------------------------------------
-handle_info(_Info, State) ->
- {noreply, State}.
-
-%%--------------------------------------------------------------------
-%% Function: terminate(Reason, State) -> void()
-%% Description: This function is called by a gen_server when it is about to
-%% terminate. It should be the opposite of Module:init/1 and do any necessary
-%% cleaning up. When it returns, the gen_server terminates with Reason.
-%% The return value is ignored.
-%%--------------------------------------------------------------------
-terminate(_Reason, _State) ->
- ok.
-
-%%--------------------------------------------------------------------
-%% Func: code_change(OldVsn, State, Extra) -> {ok, NewState}
-%% Description: Convert process state when code is changed
-%%--------------------------------------------------------------------
-code_change(_OldVsn, State, _Extra) ->
- {ok, State}.
-
-%%--------------------------------------------------------------------
-%%% Internal functions
-%%--------------------------------------------------------------------
-insert({User, Cm}, #state{user_db = Db} = State) ->
- State#state{user_db = [{User, Cm} | Db]}.
-
-delete(Cm, #state{user_db = Db} = State) ->
- State#state{user_db = lists:keydelete(Cm, 2, Db)}.
-
-lookup(_, []) ->
- undefined;
-lookup(Cm, [{User, Cm} | _Rest]) ->
- User;
-lookup(Cm, [_ | Rest]) ->
- lookup(Cm, Rest).
-