diff options
| author | Gerd Moellmann | 2000-11-30 13:51:33 +0000 |
|---|---|---|
| committer | Gerd Moellmann | 2000-11-30 13:51:33 +0000 |
| commit | e16b4a497c92de38d99d451004d7a02aecb200ee (patch) | |
| tree | 24ac1da3315ef4d2d28884f831d7cfecc73d99b1 | |
| parent | edfb795efafb43cc6ec6856956ffef04c3409283 (diff) | |
| download | emacs-e16b4a497c92de38d99d451004d7a02aecb200ee.tar.gz emacs-e16b4a497c92de38d99d451004d7a02aecb200ee.zip | |
Replaced with built-in function.
| -rw-r--r-- | lisp/md5.el | 80 |
1 files changed, 0 insertions, 80 deletions
diff --git a/lisp/md5.el b/lisp/md5.el deleted file mode 100644 index 645bbc92826..00000000000 --- a/lisp/md5.el +++ /dev/null | |||
| @@ -1,80 +0,0 @@ | |||
| 1 | ;;; md5.el --- MD5 message digest calculation (RFC 1321) | ||
| 2 | |||
| 3 | ;; Copyright (C) 2000 Free Software Foundation, Inc. | ||
| 4 | |||
| 5 | ;; Author: Dave Love <fx@gnu.org> | ||
| 6 | ;; Keywords: mail, processes, tools | ||
| 7 | |||
| 8 | ;; This file is free software; you can redistribute it and/or modify | ||
| 9 | ;; it under the terms of the GNU General Public License as published by | ||
| 10 | ;; the Free Software Foundation; either version 2, or (at your option) | ||
| 11 | ;; any later version. | ||
| 12 | |||
| 13 | ;; This file is distributed in the hope that it will be useful, | ||
| 14 | ;; but WITHOUT ANY WARRANTY; without even the implied warranty of | ||
| 15 | ;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | ||
| 16 | ;; GNU General Public License for more details. | ||
| 17 | |||
| 18 | ;; You should have received a copy of the GNU General Public License | ||
| 19 | ;; along with GNU Emacs; see the file COPYING. If not, write to | ||
| 20 | ;; the Free Software Foundation, Inc., 59 Temple Place - Suite 330, | ||
| 21 | ;; Boston, MA 02111-1307, USA. | ||
| 22 | |||
| 23 | ;;; Commentary: | ||
| 24 | |||
| 25 | ;; Provides the `md5' function for computing the MD5 `message | ||
| 26 | ;; digest'/`fingerprint'/`checksum' for a string or buffer. This is | ||
| 27 | ;; compatible with the XEmacs version. We expect to have primitive | ||
| 28 | ;; MD5 support in a future version of Emacs. | ||
| 29 | |||
| 30 | ;; MD5 is defined in RFC 1321. | ||
| 31 | |||
| 32 | ;;; Code: | ||
| 33 | |||
| 34 | ;; Not worth customizing? Will go away anyhow with primitive support. | ||
| 35 | (defvar md5-program "md5sum" | ||
| 36 | "Name of a program to calculate MD5 (message digest) checksums. | ||
| 37 | This should read standard input and output the MD5 checksum in the | ||
| 38 | first 32 bytes of standard output. `md5sum' is in GNU Textutils. An | ||
| 39 | alternative is `md5', present in the SSLeay distribution.") | ||
| 40 | |||
| 41 | ;;;###autoload | ||
| 42 | (defun md5 (object &optional start end encoding noerror) | ||
| 43 | "Return the MD5 message digest (checksum or fingerprint) of OBJECT. | ||
| 44 | OBJECT is a buffer or a atring. Optional arguments START and END | ||
| 45 | specify a region of the object to use, where the first character is 1 | ||
| 46 | for both buffers and strings. | ||
| 47 | |||
| 48 | Optional argument ENCODING specifies a coding system with which to | ||
| 49 | encode the text for computing the digest. If omitted, the normal | ||
| 50 | rules will be used to find a coding system for output to | ||
| 51 | `md5-program'. It probably makes most sense to use unibyte data and | ||
| 52 | `binary' encoding. Optional argument NOERROR is for XEmacs | ||
| 53 | compatibility and is ignored. | ||
| 54 | |||
| 55 | In this implementation, the program named by `md5-program' is run to | ||
| 56 | do the calculation. | ||
| 57 | |||
| 58 | MD5 is defined in RFC 1321." | ||
| 59 | (with-temp-buffer | ||
| 60 | (let ((in-buffer (current-buffer)) | ||
| 61 | (out-buffer (current-buffer))) | ||
| 62 | (if (stringp object) | ||
| 63 | (insert object) | ||
| 64 | (setq in-buffer object)) | ||
| 65 | (goto-char (point-min)) | ||
| 66 | (unless encoding | ||
| 67 | (setq encoding coding-system-for-write)) | ||
| 68 | (with-current-buffer in-buffer | ||
| 69 | (let ((coding-system-for-write encoding)) | ||
| 70 | (unless (eq 0 (call-process-region (or start (point-min)) | ||
| 71 | (or end (point-max)) | ||
| 72 | md5-program nil out-buffer)) | ||
| 73 | (error "Running `md5-program' failed")))) | ||
| 74 | ;; The meaningful output is the first 32 characters. | ||
| 75 | ;; Don't return the newline that follows them! | ||
| 76 | (buffer-substring 1 33)))) | ||
| 77 | |||
| 78 | (provide 'md5) | ||
| 79 | |||
| 80 | ;;; md5.el ends here | ||