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jose

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JSON Object Signing and Encryption (JOSE) for Erlang and Elixir.

Security advisory: This version has known vulnerabilities. View advisories
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jose src jose.erl
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src/jose.erl 

%% -*- mode: erlang; tab-width: 4; indent-tabs-mode: 1; st-rulers: [70] -*-

%% vim: ts=4 sw=4 ft=erlang noet

%%%-------------------------------------------------------------------

%%% @author Andrew Bennett <andrew@pixid.com>

%%% @copyright 2014-2015, Andrew Bennett

%%% @doc

%%%

%%% @end

%%% Created :  20 Jul 2015 by Andrew Bennett <andrew@pixid.com>

%%%-------------------------------------------------------------------

-module(jose).



%% API

-export([decode/1]).

-export([encode/1]).

-export([json_module/0]).

-export([json_module/1]).

-export([start/0]).



-define(TAB, jose_jwa).



-define(MAYBE_START_JOSE(F), try

	F

catch

	_:_ ->

		_ = jose:start(),

		F

end).



%%====================================================================

%% API functions

%%====================================================================



decode(Binary) ->

	JSONModule = json_module(),

	JSONModule:decode(Binary).



encode(Term) ->

	JSONModule = json_module(),

	JSONModule:encode(Term).



json_module() ->

	?MAYBE_START_JOSE(ets:lookup_element(?TAB, json_module, 2)).



json_module(JSONModule) when is_atom(JSONModule) ->

	?MAYBE_START_JOSE(jose_server:json_module(JSONModule)).



start() ->

	case application:ensure_all_started(?MODULE) of

		{ok, _} ->

			ok;

		StartError ->

			StartError

	end.



%%%-------------------------------------------------------------------

%%% Internal functions

%%%-------------------------------------------------------------------