gecko-dev/lib/libmime/mimeunty.h

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1998-03-28 05:44:41 +03:00
/* -*- Mode: C; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 2 -*-
*
* The contents of this file are subject to the Netscape Public
* License Version 1.1 (the "License"); you may not use this file
* except in compliance with the License. You may obtain a copy of
* the License at http://www.mozilla.org/NPL/
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*
* 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.
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*
* The Original Code is mozilla.org code.
*
* The Initial Developer of the Original Code is Netscape
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* Communications Corporation. Portions created by Netscape are
* Copyright (C) 1998 Netscape Communications Corporation. All
* Rights Reserved.
*
* Contributor(s):
1998-03-28 05:44:41 +03:00
*/
/* mimeunty.h --- definition of the MimeUntypedText class (see mimei.h)
Created: Jamie Zawinski <jwz@netscape.com>, 15-May-96.
*/
#ifndef _MIMEUNTY_H_
#define _MIMEUNTY_H_
#include "mimecont.h"
/* The MimeUntypedText class is used for untyped message contents, that is,
it is the class used for the body of a message/rfc822 object which had
*no* Content-Type header, as opposed to an unrecognized content-type.
Such a message, technically, does not contain MIME data (it follows only
RFC 822, not RFC 1521.)
This is a container class, and the reason for that is that it loosely
parses the body of the message looking for ``sub-parts'' and then
creates appropriate containers for them.
More specifically, it looks for uuencoded data. It may do more than that
some day.
Basically, the algorithm followed is:
if line is "begin 644 foo.gif"
if there is an open sub-part, close it
add a sub-part with type: image/gif; encoding: x-uue
hand this line to it
and hand subsequent lines to that subpart
else if there is an open uuencoded sub-part, and line is "end"
hand this line to it
close off the uuencoded sub-part
else if there is an open sub-part
hand this line to it
else
open a text/plain subpart
hand this line to it
Adding other types than uuencode to this (for example, PGP) would be
pretty straightforward.
*/
typedef struct MimeUntypedTextClass MimeUntypedTextClass;
typedef struct MimeUntypedText MimeUntypedText;
struct MimeUntypedTextClass {
MimeContainerClass container;
};
extern MimeUntypedTextClass mimeUntypedTextClass;
typedef enum {
MimeUntypedTextSubpartTypeText, /* text/plain */
MimeUntypedTextSubpartTypeUUE, /* uuencoded data */
MimeUntypedTextSubpartTypeBinhex /* Mac BinHex data */
} MimeUntypedTextSubpartType;
struct MimeUntypedText {
MimeContainer container; /* superclass variables */
MimeObject *open_subpart; /* The part still-being-parsed */
MimeUntypedTextSubpartType type; /* What kind of type it is */
MimeHeaders *open_hdrs; /* The faked-up headers describing it */
};
#endif /* _MIMEUNTY_H_ */