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Diffstat (limited to 'lisp/pgg-pgp.el')
-rw-r--r-- | lisp/pgg-pgp.el | 257 |
1 files changed, 0 insertions, 257 deletions
diff --git a/lisp/pgg-pgp.el b/lisp/pgg-pgp.el deleted file mode 100644 index dfa02d78353..00000000000 --- a/lisp/pgg-pgp.el +++ /dev/null @@ -1,257 +0,0 @@ -;;; pgg-pgp.el --- PGP 2.* and 6.* support for PGG. - -;; Copyright (C) 1999, 2000, 2002, 2003, 2004, 2005, 2006, 2007, 2008, -;; 2009, 2010 Free Software Foundation, Inc. - -;; Author: Daiki Ueno <ueno@unixuser.org> -;; Created: 1999/11/02 -;; Keywords: PGP, OpenPGP -;; Package: pgg - -;; 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 <http://www.gnu.org/licenses/>. - -;;; Code: - -(eval-when-compile - (require 'cl) ; for pgg macros - (require 'pgg)) - -(defgroup pgg-pgp () - "PGP 2.* and 6.* interface." - :group 'pgg) - -(defcustom pgg-pgp-program "pgp" - "PGP 2.* and 6.* executable." - :group 'pgg-pgp - :type 'string) - -(defcustom pgg-pgp-shell-file-name "/bin/sh" - "File name to load inferior shells from. -Bourne shell or its equivalent \(not tcsh) is needed for \"2>\"." - :group 'pgg-pgp - :type 'string) - -(defcustom pgg-pgp-shell-command-switch "-c" - "Switch used to have the shell execute its command line argument." - :group 'pgg-pgp - :type 'string) - -(defcustom pgg-pgp-extra-args nil - "Extra arguments for every PGP invocation." - :group 'pgg-pgp - :type '(choice - (const :tag "None" nil) - (string :tag "Arguments"))) - -(defvar pgg-pgp-user-id nil - "PGP ID of your default identity.") - -(defun pgg-pgp-process-region (start end passphrase program args) - (let* ((errors-file-name (pgg-make-temp-file "pgg-errors")) - (args - (concat args - pgg-pgp-extra-args - " 2>" (shell-quote-argument errors-file-name))) - (shell-file-name pgg-pgp-shell-file-name) - (shell-command-switch pgg-pgp-shell-command-switch) - (process-environment process-environment) - (output-buffer pgg-output-buffer) - (errors-buffer pgg-errors-buffer) - (process-connection-type nil) - process status exit-status) - (with-current-buffer (get-buffer-create output-buffer) - (buffer-disable-undo) - (erase-buffer)) - (when passphrase - (setenv "PGPPASSFD" "0")) - (unwind-protect - (progn - (let ((coding-system-for-read 'binary) - (coding-system-for-write 'binary)) - (setq process - (start-process-shell-command "*PGP*" output-buffer - (concat program " " args)))) - (set-process-sentinel process #'ignore) - (when passphrase - (process-send-string process (concat passphrase "\n"))) - (process-send-region process start end) - (process-send-eof process) - (while (eq 'run (process-status process)) - (accept-process-output process 5)) - (setq status (process-status process) - exit-status (process-exit-status process)) - (delete-process process) - (with-current-buffer output-buffer - (pgg-convert-lbt-region (point-min)(point-max) 'LF) - - (if (memq status '(stop signal)) - (error "%s exited abnormally: '%s'" program exit-status)) - (if (= 127 exit-status) - (error "%s could not be found" program)) - - (set-buffer (get-buffer-create errors-buffer)) - (buffer-disable-undo) - (erase-buffer) - (insert-file-contents errors-file-name))) - (if (and process (eq 'run (process-status process))) - (interrupt-process process)) - (condition-case nil - (delete-file errors-file-name) - (file-error nil))))) - -(defun pgg-pgp-lookup-key (string &optional type) - "Search keys associated with STRING." - (let ((args (list "+batchmode" "+language=en" "-kv" string))) - (with-current-buffer (get-buffer-create pgg-output-buffer) - (buffer-disable-undo) - (erase-buffer) - (apply #'call-process pgg-pgp-program nil t nil args) - (goto-char (point-min)) - (cond - ((re-search-forward "^pub\\s +[0-9]+/" nil t);PGP 2.* - (buffer-substring (point)(+ 8 (point)))) - ((re-search-forward "^Type" nil t);PGP 6.* - (beginning-of-line 2) - (substring - (nth 2 (split-string - (buffer-substring (point)(progn (end-of-line) (point))))) - 2)))))) - -(defun pgg-pgp-encrypt-region (start end recipients &optional sign passphrase) - "Encrypt the current region between START and END." - (let* ((pgg-pgp-user-id (or pgg-pgp-user-id pgg-default-user-id)) - (passphrase (or passphrase - (when sign - (pgg-read-passphrase - (format "PGP passphrase for %s: " - pgg-pgp-user-id) - pgg-pgp-user-id)))) - (args - (concat - "+encrypttoself=off +verbose=1 +batchmode +language=us -fate " - (if (or recipients pgg-encrypt-for-me) - (mapconcat 'shell-quote-argument - (append recipients - (if pgg-encrypt-for-me - (list pgg-pgp-user-id))) " ")) - (if sign (concat " -s -u " (shell-quote-argument pgg-pgp-user-id)))))) - (pgg-pgp-process-region start end nil pgg-pgp-program args) - (pgg-process-when-success nil))) - -(defun pgg-pgp-decrypt-region (start end &optional passphrase) - "Decrypt the current region between START and END. - -If optional PASSPHRASE is not specified, it will be obtained from the -passphrase cache or user." - (let* ((pgg-pgp-user-id (or pgg-pgp-user-id pgg-default-user-id)) - (key (pgg-pgp-lookup-key pgg-pgp-user-id 'encrypt)) - (passphrase - (or passphrase - (pgg-read-passphrase - (format "PGP passphrase for %s: " pgg-pgp-user-id) key))) - (args - "+verbose=1 +batchmode +language=us -f")) - (pgg-pgp-process-region start end passphrase pgg-pgp-program args) - (pgg-process-when-success - (if pgg-cache-passphrase - (pgg-add-passphrase-to-cache key passphrase))))) - -(defun pgg-pgp-sign-region (start end &optional clearsign passphrase) - "Make detached signature from text between START and END. - -If optional PASSPHRASE is not specified, it will be obtained from the -passphrase cache or user." - (let* ((pgg-pgp-user-id (or pgg-pgp-user-id pgg-default-user-id)) - (passphrase - (or passphrase - (pgg-read-passphrase - (format "PGP passphrase for %s: " pgg-pgp-user-id) - (pgg-pgp-lookup-key pgg-pgp-user-id 'sign)))) - (args - (concat (if clearsign "-fast" "-fbast") - " +verbose=1 +language=us +batchmode" - " -u " (shell-quote-argument pgg-pgp-user-id)))) - (pgg-pgp-process-region start end passphrase pgg-pgp-program args) - (pgg-process-when-success - (goto-char (point-min)) - (when (re-search-forward "^-+BEGIN PGP" nil t);XXX - (let ((packet - (cdr (assq 2 (pgg-parse-armor-region - (progn (beginning-of-line 2) - (point)) - (point-max)))))) - (if pgg-cache-passphrase - (pgg-add-passphrase-to-cache - (cdr (assq 'key-identifier packet)) - passphrase))))))) - -(defun pgg-pgp-verify-region (start end &optional signature) - "Verify region between START and END as the detached signature SIGNATURE." - (let* ((orig-file (pgg-make-temp-file "pgg")) - (args "+verbose=1 +batchmode +language=us") - (orig-mode (default-file-modes))) - (unwind-protect - (progn - (set-default-file-modes 448) - (let ((coding-system-for-write 'binary) - jka-compr-compression-info-list jam-zcat-filename-list) - (write-region start end orig-file))) - (set-default-file-modes orig-mode)) - (if (stringp signature) - (progn - (copy-file signature (setq signature (concat orig-file ".asc"))) - (setq args (concat args " " (shell-quote-argument signature))))) - (setq args (concat args " " (shell-quote-argument orig-file))) - (pgg-pgp-process-region (point)(point) nil pgg-pgp-program args) - (delete-file orig-file) - (if signature (delete-file signature)) - (pgg-process-when-success - (goto-char (point-min)) - (let ((case-fold-search t)) - (while (re-search-forward "^warning: " nil t) - (delete-region (match-beginning 0) - (progn (beginning-of-line 2) (point))))) - (goto-char (point-min)) - (when (re-search-forward "^\\.$" nil t) - (delete-region (point-min) - (progn (beginning-of-line 2) - (point))))))) - -(defun pgg-pgp-insert-key () - "Insert public key at point." - (let* ((pgg-pgp-user-id (or pgg-pgp-user-id pgg-default-user-id)) - (args - (concat "+verbose=1 +batchmode +language=us -kxaf " - (shell-quote-argument pgg-pgp-user-id)))) - (pgg-pgp-process-region (point)(point) nil pgg-pgp-program args) - (insert-buffer-substring pgg-output-buffer))) - -(defun pgg-pgp-snarf-keys-region (start end) - "Add all public keys in region between START and END to the keyring." - (let* ((pgg-pgp-user-id (or pgg-pgp-user-id pgg-default-user-id)) - (key-file (pgg-make-temp-file "pgg")) - (args - (concat "+verbose=1 +batchmode +language=us -kaf " - (shell-quote-argument key-file)))) - (let ((coding-system-for-write 'raw-text-dos)) - (write-region start end key-file)) - (pgg-pgp-process-region start end nil pgg-pgp-program args) - (delete-file key-file) - (pgg-process-when-success nil))) - -(provide 'pgg-pgp) - -;;; pgg-pgp.el ends here |