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42 lines
1.4 KiB
EmacsLisp
42 lines
1.4 KiB
EmacsLisp
;;; rfc2045.el --- Functions for decoding rfc2045 headers
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;; Copyright (C) 1998-2020 Free Software Foundation, Inc.
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;; Author: Lars Magne Ingebrigtsen <larsi@gnus.org>
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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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;; RFC 2045 is: "Multipurpose Internet Mail Extensions (MIME) Part
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;; One: Format of Internet Message Bodies".
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;;; Commentary:
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;;; Code:
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(require 'ietf-drums)
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(defun rfc2045-encode-string (param value)
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"Return a PARAM=VALUE string encoded according to RFC2045."
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(if (or (string-match (concat "[" ietf-drums-no-ws-ctl-token "]") value)
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(string-match (concat "[" ietf-drums-tspecials "]") value)
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(string-match "[ \n\t]" value)
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(not (string-match (concat "[" ietf-drums-text-token "]") value)))
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(concat param "=" (format "%S" value))
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(concat param "=" value)))
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(provide 'rfc2045)
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;;; rfc2045.el ends here
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