File : src/aws-smtp.adb
------------------------------------------------------------------------------
-- Ada Web Server --
-- S M T P - Simple Mail Transfer Protocol --
-- --
-- Copyright (C) 2000-2002 --
-- ACT-Europe --
-- --
-- Authors: Dmitriy Anisimkov - Pascal Obry --
-- --
-- This library is free software; you can redistribute it and/or modify --
-- it under the terms of the GNU General Public License as published by --
-- the Free Software Foundation; either version 2 of the License, or (at --
-- your option) any later version. --
-- --
-- This library is distributed in the hope that it will be useful, but --
-- WITHOUT ANY WARRANTY; without even the implied warranty of --
-- MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU --
-- General Public License for more details. --
-- --
-- You should have received a copy of the GNU General Public License --
-- along with this library; if not, write to the Free Software Foundation, --
-- Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. --
-- --
-- As a special exception, if other files instantiate generics from this --
-- unit, or you link this unit with other files to produce an executable, --
-- this unit does not by itself cause the resulting executable to be --
-- covered by the GNU General Public License. This exception does not --
-- however invalidate any other reasons why the executable file might be --
-- covered by the GNU Public License. --
------------------------------------------------------------------------------
-- $Id: aws-smtp.adb,v 1.2 2002/10/26 11:22:01 obry Exp $
package body AWS.SMTP is
C_211 : aliased constant String := "System status";
C_214 : aliased constant String := "Help message";
C_220 : aliased constant String := "AdaSC Service ready";
C_221 : aliased constant String := "Service closing transmission channel";
C_250 : aliased constant String := "Requested mail action okay, completed";
C_251 : aliased constant String := "User not local; will forward";
C_354 : aliased constant String :=
"Start mail input; end with <CRLF>.<CRLF>";
C_421 : aliased constant String :=
"Service not available, closing transmission channel";
C_450 : aliased constant String :=
"Requested mail action not taken: mailbox unavailable";
C_451 : aliased constant String :=
"Requested action aborted: local error in processing";
C_452 : aliased constant String :=
"Requested action not taken: insufficient system storage";
C_500 : aliased constant String := "Syntax error, command unrecognized";
C_501 : aliased constant String :=
"Syntax error in parameters or arguments";
C_502 : aliased constant String := "Command not implemented";
C_503 : aliased constant String := "Bad sequence of commands";
C_504 : aliased constant String := "Command parameter not implemented";
C_550 : aliased constant String :=
"Requested action not taken: mailbox unavailable";
C_551 : aliased constant String :=
"User not local; please try <forward-path>";
C_552 : aliased constant String :=
"Requested mail action aborted: exceeded storage allocation";
C_553 : aliased constant String :=
"Requested action not taken: mailbox name not allowed";
C_554 : aliased constant String := "Transaction failed";
type Code_Name is access constant String;
type Reply_Code_Data is record
Code : Reply_Code;
Name : Code_Name;
end record;
Code_Table : constant array (1 .. 21) of Reply_Code_Data :=
((211, C_211'Access), (214, C_214'Access), (220, C_220'Access),
(221, C_221'Access), (250, C_250'Access), (251, C_251'Access),
(354, C_354'Access), (421, C_421'Access), (450, C_450'Access),
(451, C_451'Access), (452, C_452'Access), (500, C_500'Access),
(501, C_501'Access), (502, C_502'Access), (503, C_503'Access),
(504, C_504'Access), (550, C_550'Access), (551, C_551'Access),
(552, C_552'Access), (553, C_553'Access), (554, C_554'Access));
-----------
-- Clear --
-----------
procedure Clear (Status : in out SMTP.Status) is
begin
Status := (Null_Unbounded_String, Requested_Action_Ok);
end Clear;
------------
-- E_Mail --
------------
function E_Mail (Name : in String; Address : in String)
return E_Mail_Data is
begin
return (To_Unbounded_String (Name), To_Unbounded_String (Address));
end E_Mail;
-----------
-- Image --
-----------
function Image (R : in Reply_Code) return String is
RI : constant String := Reply_Code'Image (R);
begin
for K in Code_Table'Range loop
if Code_Table (K).Code = R then
return RI (RI'First + 1 .. RI'Last);
end if;
end loop;
raise Reply_Code_Error;
end Image;
-----------
-- Is_Ok --
-----------
function Is_Ok (Status : in SMTP.Status) return Boolean is
begin
return Status.Value = Null_Unbounded_String;
end Is_Ok;
-------------
-- Message --
-------------
function Message (R : in Reply_Code) return String is
begin
return Image (R) & ' ' & Name (R);
end Message;
----------
-- Name --
----------
function Name (R : in Reply_Code) return String is
begin
for K in Code_Table'Range loop
if Code_Table (K).Code = R then
return Code_Table (K).Name.all;
end if;
end loop;
raise Reply_Code_Error;
end Name;
-----------------
-- Status_Code --
-----------------
function Status_Code (Status : in SMTP.Status) return Reply_Code is
begin
return Status.Code;
end Status_Code;
--------------------
-- Status_Message --
--------------------
function Status_Message (Status : in SMTP.Status) return String is
begin
return To_String (Status.Value);
end Status_Message;
end AWS.SMTP;