;;; pgg-pgp.el --- PGP 2.* and 6.* support for PGG.
-;; Copyright (C) 1999 Daiki Ueno
+;; Copyright (C) 1999,2000 Daiki Ueno
;; Author: Daiki Ueno <ueno@ueda.info.waseda.ac.jp>
;; Created: 1999/11/02
:type 'string)
(defcustom pgg-pgp-shell-file-name "/bin/sh"
- "The GnuPG executable."
+ "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)
:type 'string)
(eval-and-compile
- (luna-define-class pgg-scheme-pgp (pgg-scheme))
- )
-
+ (luna-define-class pgg-scheme-pgp (pgg-scheme)))
+
(defvar pgg-pgp-user-id nil
"GnuPG ID of your default identity.")
pgg-pgp-extra-args
(list (concat "2>" errors-file-name))))
(shell-file-name pgg-pgp-shell-file-name)
+ (shell-command-switch pgg-pgp-shell-command-switch)
(output-buffer pgg-output-buffer)
(errors-buffer pgg-errors-buffer)
(process-connection-type nil)
(with-current-buffer (get-buffer-create output-buffer)
(buffer-disable-undo)
(erase-buffer))
- (setq process
- (apply #'start-process-shell-command "*PGP*" output-buffer
- program args))
- (set-process-sentinel process 'ignore)
(when passphrase
- (setenv "PGPPASSFD" "0")
+ (setenv "PGPPASSFD" "0"))
+ (as-binary-process
+ (setq process
+ (apply #'start-process-shell-command "*PGP*" output-buffer
+ 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)
exit-status (process-exit-status process))
(delete-process process)
(with-current-buffer output-buffer
- (goto-char (point-min))
- (while (search-forward "\r$" nil t)
- (replace-match ""))
+ (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)
(delete-file errors-file-name)
(if (and process (eq 'run (process-status process)))
- (interrupt-process process))
- )
- ))
+ (interrupt-process process)))))
-(luna-define-method lookup-key-string ((scheme pgg-scheme-pgp)
- string &optional type)
+(luna-define-method pgg-scheme-lookup-key-string ((scheme pgg-scheme-pgp)
+ string &optional type)
(let ((args (list "+batchmode" "+language=en" "-kv" string)))
- (pgg-pgp-process-region (point)(point) nil
- pgg-pgp-program args)
- (with-current-buffer pgg-output-buffer
+ (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.*
(beginning-of-line 2)
(substring
(nth 2 (split-string
- (buffer-substring (point)
- (progn (end-of-line) (point)))
- ))
- 2))))
- ))
-
-(luna-define-method encrypt-region ((scheme pgg-scheme-pgp)
- start end recipients)
- (let* ((pgg-pgp-user-id pgg-default-user-id)
- (passphrase
- (pgg-read-passphrase
- (format "PGP passphrase for %s: " pgg-pgp-user-id)
- (luna-send scheme 'lookup-key-string
- scheme pgg-pgp-user-id 'encrypt)))
+ (buffer-substring (point)(progn (end-of-line) (point)))))
+ 2))))))
+
+(luna-define-method pgg-scheme-encrypt-region ((scheme pgg-scheme-pgp)
+ start end recipients)
+ (let* ((pgg-pgp-user-id (or pgg-pgp-user-id pgg-default-user-id))
(args
`("+encrypttoself=off +verbose=1" "+batchmode"
"+language=us" "-fate"
,@(if recipients
(mapcar (lambda (rcpt) (concat "\"" rcpt "\""))
- recipients)))))
- (pgg-pgp-process-region start end passphrase
- pgg-pgp-program args)
- (with-current-buffer pgg-output-buffer
- (if (zerop (buffer-size))
- (insert-buffer-substring pgg-errors-buffer)
- (let ((packet
- (cdr (assq 1 (pgg-parse-armor-region
- (point-min)(point-max))))))
- (pgg-add-passphrase-cache
- (cdr (assq 'key-identifier packet))
- passphrase))))
- ))
-
-(luna-define-method decrypt-region ((scheme pgg-scheme-pgp)
- start end)
- (let* ((pgg-pgp-user-id pgg-default-user-id)
+ (append recipients
+ (if pgg-encrypt-for-me
+ (list pgg-pgp-user-id))))))))
+ (pgg-pgp-process-region start end nil pgg-pgp-program args)
+ (pgg-process-when-success nil)))
+
+(luna-define-method pgg-scheme-decrypt-region ((scheme pgg-scheme-pgp)
+ start end)
+ (let* ((pgg-pgp-user-id (or pgg-pgp-user-id pgg-default-user-id))
(passphrase
(pgg-read-passphrase
(format "PGP passphrase for %s: " pgg-pgp-user-id)
scheme pgg-pgp-user-id 'encrypt)))
(args
'("+verbose=1" "+batchmode" "+language=us" "-f")))
- (pgg-pgp-process-region start end passphrase
- pgg-pgp-program args)
- (with-current-buffer pgg-output-buffer
- (when (zerop (buffer-size))
- (insert-buffer-substring pgg-errors-buffer)))
- ))
-
-(luna-define-method sign-region ((scheme pgg-scheme-pgp)
- start end)
- (let* ((pgg-pgp-user-id pgg-default-user-id)
+ (pgg-pgp-process-region start end passphrase pgg-pgp-program args)
+ (pgg-process-when-success nil)))
+
+(luna-define-method pgg-scheme-sign-region ((scheme pgg-scheme-pgp)
+ start end &optional clearsign)
+ (let* ((pgg-pgp-user-id (or pgg-pgp-user-id pgg-default-user-id))
(passphrase
(pgg-read-passphrase
(format "PGP passphrase for %s: " pgg-pgp-user-id)
(luna-send scheme 'lookup-key-string
scheme pgg-pgp-user-id 'sign)))
(args
- (list "-fbast" "+verbose=1" "+language=us" "+batchmode"
+ (list (if clearsign "-fast" "-fbast")
+ "+verbose=1" "+language=us" "+batchmode"
"-u" pgg-pgp-user-id)))
- (pgg-pgp-process-region start end passphrase
- pgg-pgp-program args)
- (with-current-buffer pgg-output-buffer
- (if (zerop (buffer-size))
- (insert-buffer-substring pgg-errors-buffer)
+ (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
- (point-min)(point-max))))))
- (pgg-add-passphrase-cache
- (cdr (assq 'key-identifier packet))
- passphrase))))
- ))
-
-(luna-define-method verify-region ((scheme pgg-scheme-pgp)
- start end &optional signature)
+ (progn (beginning-of-line 2)
+ (point))
+ (point-max))))))
+ (if pgg-cache-passphrase
+ (pgg-add-passphrase-cache
+ (cdr (assq 'key-identifier packet))
+ passphrase)))))))
+
+(luna-define-method pgg-scheme-verify-region ((scheme pgg-scheme-pgp)
+ start end &optional signature)
(let* ((basename (expand-file-name "pgg" temporary-file-directory))
(orig-file (make-temp-name basename))
- (args '("+verbose=1" "+batchmode" "+language=us")))
- (write-region-as-binary start end orig-file)
+ (args '("+verbose=1" "+batchmode" "+language=us"))
+ (orig-mode (default-file-modes)))
+ (unwind-protect
+ (progn
+ (set-default-file-modes 448)
+ (write-region-as-binary start end orig-file))
+ (set-default-file-modes orig-mode))
(when (stringp signature)
(copy-file signature (setq signature (concat orig-file ".asc")))
- (setq args (append args (list signature orig-file)))
- )
- (pgg-pgp-process-region (point-min)(point-max) nil
- pgg-pgp-program args)
+ (setq args (append args (list signature orig-file))))
+ (pgg-pgp-process-region (point)(point) nil pgg-pgp-program args)
(delete-file orig-file)
- (delete-file signature)
- (set-buffer pgg-output-buffer)
- (with-current-buffer pgg-output-buffer
- (when (zerop (buffer-size))
- (insert-buffer-substring pgg-errors-buffer)))
- ))
-
-(luna-define-method insert-key ((scheme pgg-scheme-pgp))
- (let* ((pgg-pgp-user-id pgg-default-user-id)
+ (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)))))))
+
+(luna-define-method pgg-scheme-insert-key ((scheme pgg-scheme-pgp))
+ (let* ((pgg-pgp-user-id (or pgg-pgp-user-id pgg-default-user-id))
(args
(list "+verbose=1" "+batchmode" "+language=us" "-kxaf"
(concat "\"" pgg-pgp-user-id "\""))))
- (pgg-pgp-process-region (point)(point) nil
- pgg-pgp-program args)
- (insert-buffer-substring pgg-output-buffer)
- ))
-
-(luna-define-method snarf-keys-region ((scheme pgg-scheme-pgp)
- start end)
- (let* ((pgg-pgp-user-id pgg-default-user-id)
+ (pgg-pgp-process-region (point)(point) nil pgg-pgp-program args)
+ (insert-buffer-substring pgg-output-buffer)))
+
+(luna-define-method pgg-scheme-snarf-keys-region ((scheme pgg-scheme-pgp)
+ start end)
+ (let* ((pgg-pgp-user-id (or pgg-pgp-user-id pgg-default-user-id))
(basename (expand-file-name "pgg" temporary-file-directory))
(key-file (make-temp-name basename))
(args
(list "+verbose=1" "+batchmode" "+language=us" "-kaf"
key-file)))
(write-region-as-raw-text-CRLF start end key-file)
- (pgg-pgp-process-region start end nil
- pgg-pgp-program args)
+ (pgg-pgp-process-region start end nil pgg-pgp-program args)
(delete-file key-file)
- ))
+ (pgg-process-when-success nil)))
(provide 'pgg-pgp)
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