1 ;;; mime-def.el --- definition module about MIME
3 ;; Copyright (C) 1995,1996,1997,1998 Free Software Foundation, Inc.
5 ;; Author: MORIOKA Tomohiko <morioka@jaist.ac.jp>
6 ;; Keywords: definition, MIME, multimedia, mail, news
8 ;; This file is part of FLIM (Faithful Library about Internet Message).
10 ;; This program is free software; you can redistribute it and/or
11 ;; modify it under the terms of the GNU General Public License as
12 ;; published by the Free Software Foundation; either version 2, or (at
13 ;; your option) any later version.
15 ;; This program is distributed in the hope that it will be useful, but
16 ;; WITHOUT ANY WARRANTY; without even the implied warranty of
17 ;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
18 ;; General Public License for more details.
20 ;; You should have received a copy of the GNU General Public License
21 ;; along with GNU Emacs; see the file COPYING. If not, write to the
22 ;; Free Software Foundation, Inc., 59 Temple Place - Suite 330,
23 ;; Boston, MA 02111-1307, USA.
27 (defconst mime-library-version-string "FLIM 1.4.0 - \"Kintetsu-Tanbabashi\"")
36 "Emacs MIME Interfaces"
40 (custom-handle-keyword 'default-mime-charset :group 'mime
43 (defcustom mime-temp-directory (or (getenv "MIME_TMP_DIR")
49 "*Directory for temporary files."
54 ;;; @ required functions
57 (unless (fboundp 'butlast)
58 (defun butlast (x &optional n)
59 "Returns a copy of LIST with the last N elements removed."
60 (if (and n (<= n 0)) x
61 (nbutlast (copy-sequence x) n)))
63 (defun nbutlast (x &optional n)
64 "Modifies LIST to remove the last N elements."
69 (if (> n 0) (setcdr (nthcdr (- (1- m) n) x) nil))
73 (defsubst eliminate-top-spaces (string)
74 "Eliminate top sequence of space or tab in STRING."
75 (if (string-match "^[ \t]+" string)
76 (substring string (match-end 0))
79 (defsubst regexp-* (regexp)
82 (defsubst regexp-or (&rest args)
83 (concat "\\(" (mapconcat (function identity) args "\\|") "\\)"))
89 (defconst std11-quoted-pair-regexp "\\\\.")
90 (defconst std11-non-qtext-char-list '(?\" ?\\ ?\r ?\n))
91 (defconst std11-qtext-regexp
92 (concat "[^" (char-list-to-string std11-non-qtext-char-list) "]"))
93 (defconst std11-quoted-string-regexp
96 (regexp-or std11-qtext-regexp std11-quoted-pair-regexp)
104 (defconst mime-tspecials "][()<>@,\;:\\\"/?=")
105 (defconst mime-token-regexp (concat "[^" mime-tspecials "\000-\040]+"))
106 (defconst mime-charset-regexp mime-token-regexp)
108 (defconst mime-media-type/subtype-regexp
109 (concat mime-token-regexp "/" mime-token-regexp))
112 ;;; @@ Quoted-Printable
115 (defconst quoted-printable-hex-chars "0123456789ABCDEF")
117 (defconst quoted-printable-octet-regexp
118 (concat "=[" quoted-printable-hex-chars
119 "][" quoted-printable-hex-chars "]"))
125 (defsubst make-mime-entity (buffer
126 header-start header-end body-start body-end
128 content-type content-disposition
130 (vector buffer header-start header-end body-start body-end
131 node-id content-type content-disposition encoding nil
134 (defsubst mime-entity-buffer (entity) (aref entity 0))
135 (defsubst mime-entity-header-start (entity) (aref entity 1))
136 (defsubst mime-entity-header-end (entity) (aref entity 2))
137 (defsubst mime-entity-body-start (entity) (aref entity 3))
138 (defsubst mime-entity-body-end (entity) (aref entity 4))
139 (defsubst mime-entity-node-id (entity) (aref entity 5))
140 (defsubst mime-entity-content-type (entity) (aref entity 6))
141 (defsubst mime-entity-content-disposition (entity) (aref entity 7))
142 (defsubst mime-entity-encoding (entity) (aref entity 8))
143 (defsubst mime-entity-original-header (entity) (aref entity 9))
144 (defsubst mime-entity-children (entity) (aref entity 10))
145 (defsubst mime-entity-parsed-header (entity) (aref entity 11))
147 (defsubst mime-entity-set-original-header (entity header)
148 (aset entity 9 header))
149 (defsubst mime-entity-set-parsed-header (entity header)
150 (aset entity 11 header))
152 (defsubst mime-entity-number (entity)
153 (reverse (mime-entity-node-id entity)))
159 (defsubst mime-type/subtype-string (type &optional subtype)
160 "Return type/subtype string from TYPE and SUBTYPE."
163 (format "%s/%s" type subtype)
164 (format "%s" type))))
172 ;;; mime-def.el ends here