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%%
%% %CopyrightBegin%
%%
%% Copyright Ericsson AB 2007-2010. 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%
%%
%%
%%----------------------------------------------------------------------
%% Purpose: Handles an ssl connection, e.i. both the setup
%% e.i. SSL-Handshake, SSL-Alert and SSL-Cipher protocols and delivering
%% data to the application. All data on the connectinon is received and
%% sent according to the SSL-record protocol.
%% %%----------------------------------------------------------------------
-module(ssl_alert).
-include("ssl_alert.hrl").
-include("ssl_record.hrl").
-export([alert_txt/1, reason_code/2]).
reason_code(#alert{description = ?CLOSE_NOTIFY}, _) ->
closed;
reason_code(#alert{description = ?HANDSHAKE_FAILURE}, client) ->
esslconnect;
reason_code(#alert{description = ?HANDSHAKE_FAILURE}, server) ->
esslaccept;
reason_code(#alert{description = Description}, _) ->
description_txt(Description).
alert_txt(#alert{level = Level, description = Description, where = {Mod,Line}}) ->
Mod ++ ":" ++ integer_to_list(Line) ++ ":" ++
level_txt(Level) ++" "++ description_txt(Description).
level_txt(?WARNING) ->
"Warning:";
level_txt(?FATAL) ->
"Fatal error:".
description_txt(?CLOSE_NOTIFY) ->
"close notify";
description_txt(?UNEXPECTED_MESSAGE) ->
"unexpected message";
description_txt(?BAD_RECORD_MAC) ->
"bad record mac";
description_txt(?DECRYPTION_FAILED) ->
"decryption failed";
description_txt(?RECORD_OVERFLOW) ->
"record overflow";
description_txt(?DECOMPRESSION_FAILURE) ->
"decompression failure";
description_txt(?HANDSHAKE_FAILURE) ->
"handshake failure";
description_txt(?BAD_CERTIFICATE) ->
"bad certificate";
description_txt(?UNSUPPORTED_CERTIFICATE) ->
"unsupported certificate";
description_txt(?CERTIFICATE_REVOKED) ->
"certificate revoked";
description_txt(?CERTIFICATE_EXPIRED) ->
"certificate expired";
description_txt(?CERTIFICATE_UNKNOWN) ->
"certificate unknown";
description_txt(?ILLEGAL_PARAMETER) ->
"illegal parameter";
description_txt(?UNKNOWN_CA) ->
"unknown ca";
description_txt(?ACCESS_DENIED) ->
"access denied";
description_txt(?DECODE_ERROR) ->
"decode error";
description_txt(?DECRYPT_ERROR) ->
"decrypt error";
description_txt(?EXPORT_RESTRICTION) ->
"export restriction";
description_txt(?PROTOCOL_VERSION) ->
"protocol version";
description_txt(?INSUFFICIENT_SECURITY) ->
"insufficient security";
description_txt(?INTERNAL_ERROR) ->
"internal error";
description_txt(?USER_CANCELED) ->
"user canceled";
description_txt(?NO_RENEGOTIATION) ->
"no renegotiation".
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