1 ;;; mml-smime.el --- S/MIME support for MML
2 ;; Copyright (c) 2000 Free Software Foundation, Inc.
4 ;; Author: Simon Josefsson <simon@josefsson.org>
5 ;; Keywords: Gnus, MIME, SMIME, MML
7 ;; This file is a part of GNU Emacs.
9 ;; GNU Emacs is free software; you can redistribute it and/or modify
10 ;; it under the terms of the GNU General Public License as published
11 ;; by the Free Software Foundation; either version 2, or (at your
12 ;; option) any later version.
14 ;; GNU Emacs is distributed in the hope that it will be useful, but
15 ;; WITHOUT ANY WARRANTY; without even the implied warranty of
16 ;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
17 ;; General Public License for more details.
19 ;; You should have received a copy of the GNU General Public License
20 ;; along with GNU Emacs; see the file COPYING. If not, write to the
21 ;; Free Software Foundation, Inc., 59 Temple Place - Suite 330,
22 ;; Boston, MA 02111-1307, USA.
26 ;; This support creation of S/MIME parts in MML.
31 ;; Insert an attribute, postprocess=smime-sign (or smime-encrypt), into
32 ;; the mml tag to be signed (or encrypted).
34 ;; It is based on rfc2015.el by Shenghuo Zhu.
40 (defun mml-smime-sign (cont)
41 ;; FIXME: You have to input the sender.
42 (when (null smime-keys)
43 (error "Please use M-x customize RET smime RET to configure SMIME"))
45 (goto-char (point-min))
46 (when (looking-at "^MIME-Version: 1.0")
48 (delete-region (point-min) (point)))
49 (goto-char (point-max)))
51 (defun mml-smime-encrypt (cont)
52 ;; FIXME: You have to input the receiptant.
53 ;; FIXME: Should encrypt to myself so I can read it??
54 (smime-encrypt-buffer)
55 (goto-char (point-min))
56 (when (looking-at "^MIME-Version: 1.0")
58 (delete-region (point-min) (point)))
59 (goto-char (point-max)))
61 ;; The following code might be moved into mml.el or gnus-art.el.
63 (defvar mml-postprocess-alist
64 '(("smime-sign" . mml-smime-sign)
65 ("smime-encrypt" . mml-smime-encrypt))
66 "Alist of postprocess functions.")
68 (defun mml-postprocess (cont)
69 (let ((pp (cdr (or (assq 'postprocess cont)
72 (if (and pp (setq item (assoc pp mml-postprocess-alist)))
73 (funcall (cdr item) cont))))
75 (defun mml-smime-setup ()
76 (setq mml-generate-mime-postprocess-function 'mml-postprocess))
80 ;;; mml-smime.el ends here