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;;; rfc2045.el --- Functions for decoding rfc2045 headers -*- lexical-binding:t -*-
;; Copyright (C) 1998-2021 Free Software Foundation, Inc.
;; Author: Lars Magne Ingebrigtsen <larsi@gnus.org>
;; 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 of the License, 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. If not, see <https://www.gnu.org/licenses/>.
;; RFC 2045 is: "Multipurpose Internet Mail Extensions (MIME) Part
;; One: Format of Internet Message Bodies".
;;; Commentary:
;;; Code:
(require 'ietf-drums)
(defun rfc2045-encode-string (param value)
"Return a PARAM=VALUE string encoded according to RFC2045."
(if (or (string-match (concat "[" ietf-drums-no-ws-ctl-token "]") value)
(string-match (concat "[" ietf-drums-tspecials "]") value)
(string-match "[ \n\t]" value)
(not (string-match (concat "[" ietf-drums-text-token "]") value)))
(concat param "=" (format "%S" value))
(concat param "=" value)))
(provide 'rfc2045)
;;; rfc2045.el ends here
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