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0e591a9112
* lisp/gnus/canlock.el (sha1): * lisp/international/utf7.el (base64): * lisp/net/hmac-md5.el (md5): * lisp/org/ob-processing.el (sha1): * lisp/org/org-feed.el (sha1): * test/lisp/net/rfc2104-tests.el (sha1, md5): Don't require features that are built-in, and always provided.
48 lines
1.7 KiB
EmacsLisp
48 lines
1.7 KiB
EmacsLisp
;;; hmac-md5.el --- Compute HMAC-MD5. -*- lexical-binding:t -*-
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;; Copyright (C) 1999, 2001, 2007-2024 Free Software Foundation, Inc.
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;; Author: Shuhei KOBAYASHI <shuhei@aqua.ocn.ne.jp>
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;; Keywords: HMAC, RFC2104, HMAC-MD5, MD5, KEYED-MD5, CRAM-MD5
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;; This file is part of GNU Emacs.
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;; GNU Emacs is free software: you can redistribute it and/or modify
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;; it under the terms of the GNU General Public License as published by
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;; the Free Software Foundation, either version 3 of the License, or
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;; (at your option) any later version.
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;; GNU Emacs is distributed in the hope that it will be useful,
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;; but WITHOUT ANY WARRANTY; without even the implied warranty of
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;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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;; GNU General Public License for more details.
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;; You should have received a copy of the GNU General Public License
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;; along with GNU Emacs. If not, see <https://www.gnu.org/licenses/>.
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;;; Commentary:
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;; Test cases from RFC 2202, "Test Cases for HMAC-MD5 and HMAC-SHA-1",
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;; moved to lisp/test/net/hmac-md5-tests.el
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;;; Code:
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(eval-when-compile (require 'hmac-def))
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(require 'hex-util) ; (decode-hex-string STRING)
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(defun md5-binary (string)
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"Return the MD5 of STRING in binary form."
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(if (condition-case nil
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;; `md5' of v21 takes 4th arg CODING (and 5th arg NOERROR).
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(md5 "" nil nil 'binary) ; => "d41d8cd98f00b204e9800998ecf8427e"
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(wrong-number-of-arguments nil))
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(decode-hex-string (md5 string nil nil 'binary))
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(decode-hex-string (md5 string))))
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(define-hmac-function hmac-md5 md5-binary 64 16) ; => (hmac-md5 TEXT KEY)
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(define-hmac-function hmac-md5-96 md5-binary 64 16 96)
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(provide 'hmac-md5)
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;;; hmac-md5.el ends here
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