/usr/share/emacs/site-lisp/flim/md5-dl.el is in flim 1:1.14.9+0.20110516-1.
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1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 | ;;; md5-dl.el --- MD5 Message Digest Algorithm using DL module.
;; Copyright (C) 1999, 2001 Free Software Foundation, Inc.
;; Author: Shuhei KOBAYASHI <shuhei@aqua.ocn.ne.jp>
;; Keywords: MD5, RFC 1321
;; This file is part of FLIM (Faithful Library about Internet Message).
;; This program 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, or
;; (at your option) any later version.
;; This program 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 program; see the file COPYING. If not, write to
;; the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
;; Boston, MA 02110-1301, USA.
;;; Commentary:
;;; Code:
(provide 'md5-dl) ; beware of circular dependency.
(eval-when-compile (require 'md5)) ; md5-dl-module.
;;; This file is loaded (from "md5.el") only when md5-dl-module is exists.
(defvar md5-dl-handle (dynamic-link md5-dl-module))
;;; md5-dl-module provides `md5-string'.
(dynamic-call "emacs_md5_init" md5-dl-handle)
(defun md5-region (beg end)
(md5-string (buffer-substring-no-properties beg end)))
;;; Note that v21 `md5' takes two more args: CODING and NOERROR.
(defun md5 (object &optional beg end)
"Return the MD5 (a secure message digest algorithm) of an object.
OBJECT is either a string or a buffer.
Optional arguments BEG and END denote buffer positions for computing the
hash of a portion of OBJECT."
(if (stringp object)
(md5-string object)
(save-excursion
(set-buffer object)
(md5-region (or beg (point-min)) (or end (point-max))))))
(provide 'md5-dl)
;;; md5-dl.el ends here
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