restemplate/indy/Protocols/IdSASLPlain.pas

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{
$Project$
$Workfile$
$Revision$
$DateUTC$
$Id$
This file is part of the Indy (Internet Direct) project, and is offered
under the dual-licensing agreement described on the Indy website.
(http://www.indyproject.org/)
Copyright:
(c) 1993-2005, Chad Z. Hower and the Indy Pit Crew. All rights reserved.
}
{
$Log$
}
{
Rev 1.1 1/25/2004 2:17:52 PM JPMugaas
Should work better. Removed one GPF in S/Key.
Rev 1.0 11/13/2002 08:00:36 AM JPMugaas
PLAIN mechanism
This is of type TIdSASLUserPass because it needs a username/password,
additionally it has a LoginAs property - this is the "effective username"
after connecting, which could be different as your "real" username
(eg. root logging in as someone else on a unix system)
}
unit IdSASLPlain;
interface
{$i IdCompilerDefines.inc}
uses
IdSASL,
IdSASLUserPass;
type
TIdSASLPlain = class(TIdSASLUserPass)
protected
FLoginAs: String;
public
function IsReadyToStart: Boolean; override;
class function ServiceName: TIdSASLServiceName; override;
function TryStartAuthenticate(const AHost, AProtocolName : string; var VInitialResponse: String): Boolean; override;
function StartAuthenticate(const AChallenge, AHost, AProtocolName : string) : String; override;
published
property LoginAs : String read FLoginAs write FLoginAs;
end;
implementation
{ TIdSASLPlain }
function TIdSASLPlain.IsReadyToStart: Boolean;
begin
Result := inherited IsReadyToStart;
if not Result then begin
Result := (LoginAs <> '');
end;
end;
class function TIdSASLPlain.ServiceName: TIdSASLServiceName;
begin
Result := 'PLAIN'; {Do not translate}
end;
function TIdSASLPlain.TryStartAuthenticate(const AHost, AProtocolName : string;
var VInitialResponse: String): Boolean;
var
LUser, LUserAs: string;
begin
LUser := GetUsername;
LUserAs := LoginAs;
if LUser = '' then begin
LUser := LUserAs;
end;
VInitialResponse := LUserAs+#0+LUser+#0+GetPassword; {Do not translate}
Result := True;
end;
function TIdSASLPlain.StartAuthenticate(const AChallenge, AHost, AProtocolName : string): String;
begin
TryStartAuthenticate(AHost, AProtocolName, Result);
end;
end.