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Diffstat (limited to 'lisp/net/sasl-cram.el')
| -rw-r--r-- | lisp/net/sasl-cram.el | 52 |
1 files changed, 52 insertions, 0 deletions
diff --git a/lisp/net/sasl-cram.el b/lisp/net/sasl-cram.el new file mode 100644 index 00000000000..32f1e69f81f --- /dev/null +++ b/lisp/net/sasl-cram.el @@ -0,0 +1,52 @@ +;;; sasl-cram.el --- CRAM-MD5 module for the SASL client framework + +;; Copyright (C) 2000, 2007 Free Software Foundation, Inc. + +;; Author: Daiki Ueno <ueno@unixuser.org> +;; Kenichi OKADA <okada@opaopa.org> +;; Keywords: SASL, CRAM-MD5 + +;; This file is part of GNU Emacs. + +;; GNU Emacs 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 3, or (at your option) +;; any later version. + +;; GNU Emacs 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 GNU Emacs; see the file COPYING. If not, write to the +;; Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, +;; Boston, MA 02110-1301, USA. + +;;; Commentary: + +(require 'sasl) +(require 'hmac-md5) + +(defconst sasl-cram-md5-steps + '(ignore ;no initial response + sasl-cram-md5-response)) + +(defun sasl-cram-md5-response (client step) + (let ((passphrase + (sasl-read-passphrase + (format "CRAM-MD5 passphrase for %s: " + (sasl-client-name client))))) + (unwind-protect + (concat (sasl-client-name client) " " + (encode-hex-string + (hmac-md5 (sasl-step-data step) passphrase))) + (fillarray passphrase 0)))) + +(put 'sasl-cram 'sasl-mechanism + (sasl-make-mechanism "CRAM-MD5" sasl-cram-md5-steps)) + +(provide 'sasl-cram) + +;;; arch-tag: 46cb281b-975a-4fe0-a39f-3018691b1b05 +;;; sasl-cram.el ends here |