1 ;;; mmbuffer.el --- MIME entity module for binary buffer
3 ;; Copyright (C) 1998 Free Software Foundation, Inc.
5 ;; Author: MORIOKA Tomohiko <morioka@jaist.ac.jp>
6 ;; Keywords: 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.
29 (defun mmbuffer-open-entity (location)
30 (mime-parse-buffer location)
33 (defsubst mmbuffer-entity-point-min (entity)
34 (mime-entity-header-start-internal entity)
37 (defsubst mmbuffer-entity-point-max (entity)
38 (mime-entity-body-end-internal entity)
41 (defun mmbuffer-fetch-field (entity field-name)
43 (set-buffer (mime-entity-buffer-internal entity))
45 (narrow-to-region (mime-entity-header-start-internal entity)
46 (mime-entity-header-end-internal entity))
47 (std11-fetch-field field-name)
50 (defun mmbuffer-cooked-p () nil)
52 (defun mmbuffer-entity-content (entity)
54 (set-buffer (mime-entity-buffer-internal entity))
56 (buffer-substring (mime-entity-body-start-internal entity)
57 (mime-entity-body-end-internal entity))
58 (mime-entity-encoding entity))))
60 (defun mmbuffer-write-entity-content (entity filename)
62 (set-buffer (mime-entity-buffer-internal entity))
63 (mime-write-decoded-region (mime-entity-body-start-internal entity)
64 (mime-entity-body-end-internal entity)
66 (or (mime-entity-encoding entity) "7bit"))
69 (defun mmbuffer-write-entity (entity filename)
71 (set-buffer (mime-entity-buffer-internal entity))
72 (write-region-as-binary (mmbuffer-entity-point-min entity)
73 (mmbuffer-entity-point-max entity) filename)
76 (defun mmbuffer-write-entity-body (entity filename)
78 (set-buffer (mime-entity-buffer-internal entity))
79 (write-region-as-binary (mime-entity-body-start-internal entity)
80 (mime-entity-body-end-internal entity) filename)
83 (defun mmbuffer-insert-decoded-header (entity &optional invisible-fields
86 (narrow-to-region (point)(point))
87 (let ((the-buf (current-buffer))
88 (src-buf (mime-entity-buffer-internal entity))
89 (h-end (mime-entity-header-end-internal entity))
90 beg p end field-name len field)
93 (goto-char (mime-entity-header-start-internal entity))
95 (narrow-to-region (point) h-end)
96 (while (re-search-forward std11-field-head-regexp nil t)
97 (setq beg (match-beginning 0)
99 field-name (buffer-substring beg (1- p))
100 len (string-width field-name)
101 end (std11-field-end))
102 (when (eword-visible-field-p field-name
103 visible-fields invisible-fields)
104 (setq field (intern (capitalize field-name)))
109 (cond ((memq field eword-decode-ignored-field-list)
111 (insert-buffer-substring src-buf p end)
113 ((memq field eword-decode-structured-field-list)
114 ;; Decode as structured field
115 (let ((body (save-excursion
117 (buffer-substring p end)
119 (insert (eword-decode-and-fold-structured-field
123 ;; Decode as unstructured field
124 (let ((body (save-excursion
126 (buffer-substring p end)
128 (insert (eword-decode-unstructured-field-body
140 ;;; mmbuffer.el ends here