(require 'font-lock)
(require 'widget)
(eval-when-compile (require 'wid-edit))
+(require 'derived)
(defgroup epa nil
"The EasyPG Assistant"
:group 'epg)
-(defcustom epa-armor nil
- "If non-nil, epa commands create ASCII armored output."
- :type 'boolean
- :group 'epa)
-
-(defcustom epa-textmode nil
- "If non-nil, epa commands treat input files as text."
- :type 'boolean
- :group 'epa)
-
(defcustom epa-popup-info-window t
"If non-nil, status information from epa commands is displayed on
the separate window."
(17 . ?D)
(20 . ?G)))
+(defvar epa-protocol 'OpenPGP
+ "*The default protocol.
+The value can be either OpenPGP or CMS.
+
+You should bind this variable with `let', but do not set it globally.")
+
+(defvar epa-armor nil
+ "*If non-nil, epa commands create ASCII armored output.
+
+You should bind this variable with `let', but do not set it globally.")
+
+(defvar epa-textmode nil
+ "*If non-nil, epa commands treat input files as text.
+
+You should bind this variable with `let', but do not set it globally.")
+
(defvar epa-keys-buffer nil)
(defvar epa-key-buffer-alist nil)
(defvar epa-key nil)
(defvar epa-list-keys-arguments nil)
(defvar epa-info-buffer nil)
+(defvar epa-last-coding-system-specified nil)
-(defvar epa-keys-mode-map
+(defvar epa-key-list-mode-map
(let ((keymap (make-sparse-keymap)))
(define-key keymap "m" 'epa-mark)
(define-key keymap "u" 'epa-unmark)
(define-key keymap "d" 'epa-decrypt-file)
(define-key keymap "v" 'epa-verify-file)
(define-key keymap "s" 'epa-sign-file)
- (define-key keymap "S" 'epa-sign-keys)
(define-key keymap "e" 'epa-encrypt-file)
(define-key keymap "r" 'epa-delete-keys)
(define-key keymap "i" 'epa-import-keys)
(define-key keymap "o" 'epa-export-keys)
- (define-key keymap "g" 'epa-list-keys)
+ (define-key keymap "g" 'revert-buffer)
(define-key keymap "n" 'next-line)
(define-key keymap "p" 'previous-line)
(define-key keymap " " 'scroll-up)
(define-key keymap "q" 'epa-exit-buffer)
keymap))
+(defvar epa-key-mode-map
+ (let ((keymap (make-sparse-keymap)))
+ (define-key keymap "q" 'epa-exit-buffer)
+ keymap))
+
+(defvar epa-info-mode-map
+ (let ((keymap (make-sparse-keymap)))
+ (define-key keymap "q" 'delete-window)
+ keymap))
+
(defvar epa-exit-buffer-function #'bury-buffer)
(define-widget 'epa-key 'push-button
"Button for representing a epg-key object."
:format "%[%v%]"
- :button-face-get 'epa-key-widget-button-face-get
- :value-create 'epa-key-widget-value-create
- :action 'epa-key-widget-action
- :help-echo 'epa-key-widget-help-echo)
+ :button-face-get 'epa--key-widget-button-face-get
+ :value-create 'epa--key-widget-value-create
+ :action 'epa--key-widget-action
+ :help-echo 'epa--key-widget-help-echo)
-(defun epa-key-widget-action (widget &optional event)
- (epa-show-key (widget-get widget :value)))
+(defun epa--key-widget-action (widget &optional event)
+ (epa--show-key (widget-get widget :value)))
-(defun epa-key-widget-value-create (widget)
+(defun epa--key-widget-value-create (widget)
(let* ((key (widget-get widget :value))
(primary-sub-key (car (epg-key-sub-key-list key)))
(primary-user-id (car (epg-key-user-id-list key))))
? ))
(epg-sub-key-id primary-sub-key)
" "
- (if (stringp (epg-user-id-string primary-user-id))
- (epg-user-id-string primary-user-id)
- (epg-decode-dn (epg-user-id-string primary-user-id))))))
+ (if primary-user-id
+ (if (stringp (epg-user-id-string primary-user-id))
+ (epg-user-id-string primary-user-id)
+ (epg-decode-dn (epg-user-id-string primary-user-id)))
+ ""))))
-(defun epa-key-widget-button-face-get (widget)
+(defun epa--key-widget-button-face-get (widget)
(let ((validity (epg-sub-key-validity (car (epg-key-sub-key-list
(widget-get widget :value))))))
(if validity
(cdr (assq validity epa-validity-face-alist))
'default)))
-(defun epa-key-widget-help-echo (widget)
+(defun epa--key-widget-help-echo (widget)
(format "Show %s"
(epg-sub-key-id (car (epg-key-sub-key-list
(widget-get widget :value))))))
-(defun epa--temp-buffer-show-function (buffer)
- (save-selected-window
- (let ((window (or (get-buffer-window epa-info-buffer)
- (progn
- (select-window (get-largest-window))
- (split-window-vertically)))))
- (set-window-buffer window buffer)
- (if window
- (select-window window))
- (unless (pos-visible-in-window-p (point-max))
- (enlarge-window (- epa-info-window-height (window-height))))
- (let ((height (window-height)))
- (if (> height epa-info-window-height)
- (shrink-window (- height epa-info-window-height)))
- (set-window-start window (point-min))))))
+(if (fboundp 'encode-coding-string)
+ (defalias 'epa--encode-coding-string 'encode-coding-string)
+ (defalias 'epa--encode-coding-string 'identity))
-(defun epa-display-verify-result (verify-result)
- (if epa-popup-info-window
- (let ((temp-buffer-show-function #'epa--temp-buffer-show-function))
- (unless epa-info-buffer
- (setq epa-info-buffer (generate-new-buffer "*Info*")))
- (with-output-to-temp-buffer epa-info-buffer
- (save-excursion
- (set-buffer standard-output)
- (insert (epg-verify-result-to-string verify-result)))))
- (message "%s" (epg-verify-result-to-string verify-result))))
+(if (fboundp 'decode-coding-string)
+ (defalias 'epa--decode-coding-string 'decode-coding-string)
+ (defalias 'epa--decode-coding-string 'identity))
-(defun epa-keys-mode ()
+(defun epa-key-list-mode ()
"Major mode for `epa-list-keys'."
(kill-all-local-variables)
(buffer-disable-undo)
- (setq major-mode 'epa-keys-mode
+ (setq major-mode 'epa-key-list-mode
mode-name "Keys"
truncate-lines t
buffer-read-only t)
- (use-local-map epa-keys-mode-map)
- (set-keymap-parent (current-local-map) widget-keymap)
+ (use-local-map epa-key-list-mode-map)
(make-local-variable 'font-lock-defaults)
(setq font-lock-defaults '(epa-font-lock-keywords t))
;; In XEmacs, auto-initialization of font-lock is not effective
;; if buffer-file-name is not set.
(font-lock-set-defaults)
- (widget-setup)
(make-local-variable 'epa-exit-buffer-function)
- (run-hooks 'epa-keys-mode-hook))
-
-(defvar epa-key-mode-map
- (let ((keymap (make-sparse-keymap)))
- (define-key keymap "q" 'bury-buffer)
- keymap))
+ (make-local-variable 'revert-buffer-function)
+ (setq revert-buffer-function 'epa--key-list-revert-buffer)
+ (run-hooks 'epa-key-list-mode-hook))
(defun epa-key-mode ()
- "Major mode for `epa-show-key'."
+ "Major mode for a key description."
(kill-all-local-variables)
(buffer-disable-undo)
(setq major-mode 'epa-key-mode
(make-local-variable 'epa-exit-buffer-function)
(run-hooks 'epa-key-mode-hook))
-;;;###autoload
-(defun epa-list-keys (&optional name mode protocol)
- (interactive
- (if current-prefix-arg
- (let ((name (read-string "Pattern: "
- (if epa-list-keys-arguments
- (car epa-list-keys-arguments)))))
- (list (if (equal name "") nil name)
- (y-or-n-p "Secret keys? ")
- (intern (completing-read "Protocol? "
- '(("OpenPGP") ("CMS"))
- nil t))))
- (or epa-list-keys-arguments (list nil nil nil))))
- (unless (and epa-keys-buffer
- (buffer-live-p epa-keys-buffer))
- (setq epa-keys-buffer (generate-new-buffer "*Keys*")))
- (set-buffer epa-keys-buffer)
+(defun epa-info-mode ()
+ "Major mode for `epa-info-buffer'."
+ (kill-all-local-variables)
+ (buffer-disable-undo)
+ (setq major-mode 'epa-info-mode
+ mode-name "Info"
+ truncate-lines t
+ buffer-read-only t)
+ (use-local-map epa-info-mode-map)
+ (run-hooks 'epa-info-mode-hook))
+
+(defun epa-mark (&optional arg)
+ "Mark the current line.
+If ARG is non-nil, unmark the current line."
+ (interactive "P")
(let ((inhibit-read-only t)
buffer-read-only
- (point (point-min))
- (context (epg-make-context protocol)))
- (unless (get-text-property point 'epa-list-keys)
- (setq point (next-single-property-change point 'epa-list-keys)))
- (when point
- (delete-region point
- (or (next-single-property-change point 'epa-list-keys)
- (point-max)))
- (goto-char point))
- (epa-insert-keys context name mode)
- (epa-keys-mode))
- (make-local-variable 'epa-list-keys-arguments)
- (setq epa-list-keys-arguments (list name mode protocol))
- (goto-char (point-min))
- (pop-to-buffer (current-buffer)))
+ properties)
+ (beginning-of-line)
+ (setq properties (text-properties-at (point)))
+ (delete-char 1)
+ (insert (if arg " " "*"))
+ (set-text-properties (1- (point)) (point) properties)
+ (forward-line)))
-(defun epa-insert-keys (context name mode)
+(defun epa-unmark (&optional arg)
+ "Unmark the current line.
+If ARG is non-nil, mark the current line."
+ (interactive "P")
+ (epa-mark (not arg)))
+
+(defun epa-toggle-mark ()
+ "Toggle the mark the current line."
+ (interactive)
+ (epa-mark (eq (char-after (save-excursion (beginning-of-line) (point))) ?*)))
+
+(defun epa-exit-buffer ()
+ "Exit the current buffer.
+`epa-exit-buffer-function' is called if it is set."
+ (interactive)
+ (funcall epa-exit-buffer-function))
+
+(defun epa--insert-keys (keys)
(save-excursion
(save-restriction
(narrow-to-region (point) (point))
- (let ((keys (epg-list-keys context name mode))
- point)
+ (let (point)
(while keys
(setq point (point))
(insert " ")
'start-open t
'end-open t)))))
-(defun epa-marked-keys ()
+(defun epa--list-keys (name secret)
+ (unless (and epa-keys-buffer
+ (buffer-live-p epa-keys-buffer))
+ (setq epa-keys-buffer (generate-new-buffer "*Keys*")))
+ (set-buffer epa-keys-buffer)
+ (epa-key-list-mode)
+ (let ((inhibit-read-only t)
+ buffer-read-only
+ (point (point-min))
+ (context (epg-make-context epa-protocol)))
+ (unless (get-text-property point 'epa-list-keys)
+ (setq point (next-single-property-change point 'epa-list-keys)))
+ (when point
+ (delete-region point
+ (or (next-single-property-change point 'epa-list-keys)
+ (point-max)))
+ (goto-char point))
+ (epa--insert-keys (epg-list-keys context name secret))
+ (widget-setup)
+ (set-keymap-parent (current-local-map) widget-keymap))
+ (make-local-variable 'epa-list-keys-arguments)
+ (setq epa-list-keys-arguments (list name secret))
+ (goto-char (point-min))
+ (pop-to-buffer (current-buffer)))
+
+;;;###autoload
+(defun epa-list-keys (&optional name)
+ "List all keys matched with NAME from the public keyring."
+ (interactive
+ (if current-prefix-arg
+ (let ((name (read-string "Pattern: "
+ (if epa-list-keys-arguments
+ (car epa-list-keys-arguments)))))
+ (list (if (equal name "") nil name)))
+ (list nil)))
+ (epa--list-keys name nil))
+
+;;;###autoload
+(defun epa-list-secret-keys (&optional name)
+ "List all keys matched with NAME from the private keyring."
+ (interactive
+ (if current-prefix-arg
+ (let ((name (read-string "Pattern: "
+ (if epa-list-keys-arguments
+ (car epa-list-keys-arguments)))))
+ (list (if (equal name "") nil name)))
+ (list nil)))
+ (epa--list-keys name t))
+
+(defun epa--key-list-revert-buffer (&optional ignore-auto noconfirm)
+ (apply #'epa--list-keys epa-list-keys-arguments))
+
+(defun epa--marked-keys ()
(or (save-excursion
(set-buffer epa-keys-buffer)
(goto-char (point-min))
(if key
(list key))))))
-;;;###autoload
-(defun epa-select-keys (context prompt &optional names secret)
- "Display a user's keyring and ask him to select keys.
-CONTEXT is an epg-context.
-PROMPT is a string to prompt with.
-NAMES is a list of strings to be matched with keys. If it is nil, all
-the keys are listed.
-If SECRET is non-nil, list secret keys instead of public keys."
+(defun epa--select-keys (prompt keys)
(save-excursion
(unless (and epa-keys-buffer
(buffer-live-p epa-keys-buffer))
(setq epa-keys-buffer (generate-new-buffer "*Keys*")))
+ (set-buffer epa-keys-buffer)
+ (epa-key-list-mode)
(let ((inhibit-read-only t)
- buffer-read-only
- point)
- (set-buffer epa-keys-buffer)
+ buffer-read-only)
(erase-buffer)
- (insert prompt "\n")
+ (insert prompt "\n"
+ (substitute-command-keys "\
+- `\\[epa-mark]' to mark a key on the line
+- `\\[epa-unmark]' to unmark a key on the line\n"))
(widget-create 'link
:notify (lambda (&rest ignore) (abort-recursive-edit))
:help-echo
"Click here or \\[exit-recursive-edit] to finish")
"OK")
(insert "\n\n")
- (if names
- (while names
- (setq point (point))
- (epa-insert-keys context (car names) secret)
- (goto-char point)
- (epa-mark)
- (goto-char (point-max))
- (setq names (cdr names)))
- (epa-insert-keys context nil secret))
- (epa-keys-mode)
+ (epa--insert-keys keys)
+ (widget-setup)
+ (set-keymap-parent (current-local-map) widget-keymap)
(setq epa-exit-buffer-function #'abort-recursive-edit)
(goto-char (point-min))
(pop-to-buffer (current-buffer)))
(unwind-protect
- (progn
- (recursive-edit)
- (epa-marked-keys))
- (if (get-buffer-window epa-keys-buffer)
- (delete-window (get-buffer-window epa-keys-buffer)))
- (kill-buffer epa-keys-buffer))))
-
-(defun epa-show-key (key)
+ (progn
+ (recursive-edit)
+ (epa--marked-keys))
+ (if (get-buffer-window epa-keys-buffer)
+ (delete-window (get-buffer-window epa-keys-buffer)))
+ (kill-buffer epa-keys-buffer))))
+
+;;;###autoload
+(defun epa-select-keys (context prompt &optional names secret)
+ "Display a user's keyring and ask him to select keys.
+CONTEXT is an epg-context.
+PROMPT is a string to prompt with.
+NAMES is a list of strings to be matched with keys. If it is nil, all
+the keys are listed.
+If SECRET is non-nil, list secret keys instead of public keys."
+ (let ((keys (epg-list-keys context names secret)))
+ (if (> (length keys) 1)
+ (epa--select-keys prompt keys)
+ keys)))
+
+(defun epa--format-fingerprint-1 (fingerprint unit-size block-size)
+ (let ((unit 0))
+ (with-temp-buffer
+ (insert fingerprint)
+ (goto-char (point-min))
+ (while (progn
+ (goto-char (+ (point) unit-size))
+ (not (eobp)))
+ (setq unit (1+ unit))
+ (insert (if (= (% unit block-size) 0) " " " ")))
+ (buffer-string))))
+
+(defun epa--format-fingerprint (fingerprint)
+ (if fingerprint
+ (if (= (length fingerprint) 40)
+ ;; 1234 5678 9ABC DEF0 1234 5678 9ABC DEF0 1234 5678
+ (epa--format-fingerprint-1 fingerprint 4 5)
+ ;; 12 34 56 78 9A BC DE F0 12 34 56 78 9A BC DE F0
+ (epa--format-fingerprint-1 fingerprint 2 8))))
+
+(defun epa--show-key (key)
(let* ((primary-sub-key (car (epg-key-sub-key-list key)))
(entry (assoc (epg-sub-key-id primary-sub-key)
epa-key-buffer-alist))
(setcdr entry (generate-new-buffer
(format "*Key*%s" (epg-sub-key-id primary-sub-key)))))
(set-buffer (cdr entry))
+ (epa-key-mode)
(make-local-variable 'epa-key)
(setq epa-key key)
(erase-buffer)
(setq pointer (epg-key-user-id-list key))
(while pointer
- (insert " "
- (if (epg-user-id-validity (car pointer))
- (char-to-string
- (car (rassq (epg-user-id-validity (car pointer))
- epg-key-validity-alist)))
- " ")
- " "
- (if (stringp (epg-user-id-string (car pointer)))
- (epg-user-id-string (car pointer))
- (epg-decode-dn (epg-user-id-string (car pointer))))
- "\n")
+ (if (car pointer)
+ (insert " "
+ (if (epg-user-id-validity (car pointer))
+ (char-to-string
+ (car (rassq (epg-user-id-validity (car pointer))
+ epg-key-validity-alist)))
+ " ")
+ " "
+ (if (stringp (epg-user-id-string (car pointer)))
+ (epg-user-id-string (car pointer))
+ (epg-decode-dn (epg-user-id-string (car pointer))))
+ "\n"))
(setq pointer (cdr pointer)))
(setq pointer (epg-key-sub-key-list key))
(while pointer
(cdr (assq (epg-sub-key-algorithm (car pointer))
epg-pubkey-algorithm-alist))
"\n\tCreated: "
- (epg-sub-key-creation-time (car pointer))
+ (format-time-string "%Y-%m-%d"
+ (epg-sub-key-creation-time (car pointer)))
(if (epg-sub-key-expiration-time (car pointer))
- (format "\n\tExpires: %s" (epg-sub-key-expiration-time
- (car pointer)))
+ (format "\n\tExpires: %s"
+ (format-time-string "%Y-%m-%d"
+ (epg-sub-key-expiration-time
+ (car pointer))))
"")
"\n\tCapabilities: "
(mapconcat #'symbol-name
(epg-sub-key-capability (car pointer))
" ")
"\n\tFingerprint: "
- (epg-sub-key-fingerprint (car pointer))
+ (epa--format-fingerprint (epg-sub-key-fingerprint (car pointer)))
"\n")
(setq pointer (cdr pointer)))
(goto-char (point-min))
- (pop-to-buffer (current-buffer))
- (epa-key-mode)))
-
-(defun epa-show-key-notify (widget &rest ignore)
- (epa-show-key (widget-get widget :value)))
+ (pop-to-buffer (current-buffer))))
-(defun epa-mark (&optional arg)
- "Mark the current line.
-If ARG is non-nil, unmark the current line."
- (interactive "P")
- (let ((inhibit-read-only t)
- buffer-read-only
- properties)
- (beginning-of-line)
- (setq properties (text-properties-at (point)))
- (delete-char 1)
- (insert (if arg " " "*"))
- (set-text-properties (1- (point)) (point) properties)
- (forward-line)))
-
-(defun epa-unmark (&optional arg)
- "Unmark the current line.
-If ARG is non-nil, mark the current line."
- (interactive "P")
- (epa-mark (not arg)))
+(defun epa-display-info (info)
+ (if epa-popup-info-window
+ (save-selected-window
+ (unless (and epa-info-buffer (buffer-live-p epa-info-buffer))
+ (setq epa-info-buffer (generate-new-buffer "*Info*")))
+ (if (get-buffer-window epa-info-buffer)
+ (delete-window (get-buffer-window epa-info-buffer)))
+ (save-excursion
+ (set-buffer epa-info-buffer)
+ (let ((inhibit-read-only t)
+ buffer-read-only)
+ (erase-buffer)
+ (insert info))
+ (epa-info-mode)
+ (goto-char (point-min)))
+ (if (> (window-height)
+ epa-info-window-height)
+ (set-window-buffer (split-window nil (- (window-height)
+ epa-info-window-height))
+ epa-info-buffer)
+ (pop-to-buffer epa-info-buffer)
+ (if (> (window-height) epa-info-window-height)
+ (shrink-window (- (window-height) epa-info-window-height)))))
+ (message "%s" info)))
-(defun epa-exit-buffer ()
- "Exit the current buffer.
-`epa-exit-buffer-function' is called if it is set."
- (interactive)
- (funcall epa-exit-buffer-function))
+(defun epa-display-verify-result (verify-result)
+ (epa-display-info (epg-verify-result-to-string verify-result)))
+(make-obsolete 'epa-display-verify-result 'epa-display-info)
+
+(defun epa-passphrase-callback-function (context key-id handback)
+ (if (eq key-id 'SYM)
+ (read-passwd "Passphrase for symmetric encryption: "
+ (eq (epg-context-operation context) 'encrypt))
+ (read-passwd
+ (if (eq key-id 'PIN)
+ "Passphrase for PIN: "
+ (let ((entry (assoc key-id epg-user-id-alist)))
+ (if entry
+ (format "Passphrase for %s %s: " key-id (cdr entry))
+ (format "Passphrase for %s: " key-id)))))))
+
+(defun epa-progress-callback-function (context what char current total
+ handback)
+ (message "%s%d%% (%d/%d)" (or handback
+ (concat what ": "))
+ (if (> total 0) (floor (* (/ current (float total)) 100)) 0)
+ current total))
;;;###autoload
(defun epa-decrypt-file (file)
"Decrypt FILE."
(interactive "fFile: ")
+ (setq file (expand-file-name file))
(let* ((default-name (file-name-sans-extension file))
(plain (expand-file-name
(read-file-name
") ")
(file-name-directory default-name)
default-name)))
- (context (epg-make-context)))
+ (context (epg-make-context epa-protocol)))
+ (epg-context-set-passphrase-callback context
+ #'epa-passphrase-callback-function)
+ (epg-context-set-progress-callback context
+ #'epa-progress-callback-function
+ (format "Decrypting %s..."
+ (file-name-nondirectory file)))
(message "Decrypting %s..." (file-name-nondirectory file))
(epg-decrypt-file context file plain)
- (message "Decrypting %s...done" (file-name-nondirectory file))
+ (message "Decrypting %s...wrote %s" (file-name-nondirectory file)
+ (file-name-nondirectory plain))
(if (epg-context-result-for context 'verify)
- (epa-display-verify-result (epg-context-result-for context 'verify)))))
+ (epa-display-info (epg-verify-result-to-string
+ (epg-context-result-for context 'verify))))))
;;;###autoload
(defun epa-verify-file (file)
"Verify FILE."
(interactive "fFile: ")
- (let* ((context (epg-make-context))
+ (setq file (expand-file-name file))
+ (let* ((context (epg-make-context epa-protocol))
(plain (if (equal (file-name-extension file) "sig")
(file-name-sans-extension file))))
+ (epg-context-set-progress-callback context
+ #'epa-progress-callback-function
+ (format "Verifying %s..."
+ (file-name-nondirectory file)))
(message "Verifying %s..." (file-name-nondirectory file))
(epg-verify-file context file plain)
(message "Verifying %s...done" (file-name-nondirectory file))
(if (epg-context-result-for context 'verify)
- (epa-display-verify-result (epg-context-result-for context 'verify)))))
+ (epa-display-info (epg-verify-result-to-string
+ (epg-context-result-for context 'verify))))))
+
+(defun epa--read-signature-type ()
+ (let (type c)
+ (while (null type)
+ (message "Signature type (n,c,d,?) ")
+ (setq c (read-char))
+ (cond ((eq c ?c)
+ (setq type 'clear))
+ ((eq c ?d)
+ (setq type 'detached))
+ ((eq c ??)
+ (with-output-to-temp-buffer "*Help*"
+ (save-excursion
+ (set-buffer standard-output)
+ (insert "\
+n - Create a normal signature
+c - Create a cleartext signature
+d - Create a detached signature
+? - Show this help
+"))))
+ (t
+ (setq type 'normal))))))
;;;###autoload
(defun epa-sign-file (file signers mode)
"Sign FILE by SIGNERS keys selected."
(interactive
- (list (expand-file-name (read-file-name "File: "))
- (epa-select-keys (epg-make-context) "Select keys for signing.
+ (let ((verbose current-prefix-arg))
+ (list (expand-file-name (read-file-name "File: "))
+ (if verbose
+ (epa-select-keys (epg-make-context epa-protocol)
+ "Select keys for signing.
If no one is selected, default secret key is used. "
- nil t)
- (if (y-or-n-p "Make a detached signature? ")
- 'detached
- (if (y-or-n-p "Make a cleartext signature? ")
- 'clear))))
+ nil t))
+ (if verbose
+ (epa--read-signature-type)
+ 'clear))))
(let ((signature (concat file
- (if (or epa-armor
- (not (memq mode '(nil t normal detached))))
- ".asc"
+ (if (eq epa-protocol 'OpenPGP)
+ (if (or epa-armor
+ (not (memq mode
+ '(nil t normal detached))))
+ ".asc"
+ (if (memq mode '(t detached))
+ ".sig"
+ ".gpg"))
(if (memq mode '(t detached))
- ".sig"
- ".gpg"))))
- (context (epg-make-context)))
+ ".p7s"
+ ".p7m"))))
+ (context (epg-make-context epa-protocol)))
(epg-context-set-armor context epa-armor)
(epg-context-set-textmode context epa-textmode)
(epg-context-set-signers context signers)
+ (epg-context-set-passphrase-callback context
+ #'epa-passphrase-callback-function)
+ (epg-context-set-progress-callback context
+ #'epa-progress-callback-function
+ (format "Signing %s..."
+ (file-name-nondirectory file)))
(message "Signing %s..." (file-name-nondirectory file))
(epg-sign-file context file signature mode)
- (message "Signing %s...done" (file-name-nondirectory file))))
+ (message "Signing %s...wrote %s" (file-name-nondirectory file)
+ (file-name-nondirectory signature))))
;;;###autoload
(defun epa-encrypt-file (file recipients)
"Encrypt FILE for RECIPIENTS."
(interactive
(list (expand-file-name (read-file-name "File: "))
- (epa-select-keys (epg-make-context) "Select recipents for encryption.
+ (epa-select-keys (epg-make-context epa-protocol)
+ "Select recipients for encryption.
If no one is selected, symmetric encryption will be performed. ")))
- (let ((cipher (concat file (if epa-armor ".asc" ".gpg")))
- (context (epg-make-context)))
+ (let ((cipher (concat file (if (eq epa-protocol 'OpenPGP)
+ (if epa-armor ".asc" ".gpg")
+ ".p7m")))
+ (context (epg-make-context epa-protocol)))
(epg-context-set-armor context epa-armor)
(epg-context-set-textmode context epa-textmode)
+ (epg-context-set-passphrase-callback context
+ #'epa-passphrase-callback-function)
+ (epg-context-set-progress-callback context
+ #'epa-progress-callback-function
+ (format "Encrypting %s..."
+ (file-name-nondirectory file)))
(message "Encrypting %s..." (file-name-nondirectory file))
(epg-encrypt-file context file recipients cipher)
- (message "Encrypting %s...done" (file-name-nondirectory file))))
+ (message "Encrypting %s...wrote %s" (file-name-nondirectory file)
+ (file-name-nondirectory cipher))))
;;;###autoload
(defun epa-decrypt-region (start end)
Don't use this command in Lisp programs!"
(interactive "r")
(save-excursion
- (let ((context (epg-make-context))
+ (let ((context (epg-make-context epa-protocol))
plain)
+ (epg-context-set-passphrase-callback context
+ #'epa-passphrase-callback-function)
+ (epg-context-set-progress-callback context
+ #'epa-progress-callback-function
+ "Decrypting...")
(message "Decrypting...")
(setq plain (epg-decrypt-string context (buffer-substring start end)))
(message "Decrypting...done")
- (delete-region start end)
- (goto-char start)
- (insert (decode-coding-string plain coding-system-for-read))
+ (setq plain (epa--decode-coding-string
+ plain
+ (or coding-system-for-read
+ (get-text-property start 'epa-coding-system-used))))
+ (if (y-or-n-p "Replace the original text? ")
+ (let ((inhibit-read-only t)
+ buffer-read-only)
+ (delete-region start end)
+ (goto-char start)
+ (insert plain))
+ (with-output-to-temp-buffer "*Temp*"
+ (set-buffer standard-output)
+ (insert plain)
+ (epa-info-mode)))
(if (epg-context-result-for context 'verify)
- (epa-display-verify-result (epg-context-result-for context 'verify))))))
+ (epa-display-info (epg-verify-result-to-string
+ (epg-context-result-for context 'verify)))))))
+
+(defun epa--find-coding-system-for-mime-charset (mime-charset)
+ (if (featurep 'xemacs)
+ (if (fboundp 'find-coding-system)
+ (find-coding-system mime-charset))
+ (let ((pointer (coding-system-list)))
+ (while (and pointer
+ (eq (coding-system-get (car pointer) 'mime-charset)
+ mime-charset))
+ (setq pointer (cdr pointer)))
+ pointer)))
;;;###autoload
(defun epa-decrypt-armor-in-region (start end)
(save-restriction
(narrow-to-region start end)
(goto-char start)
- (let (armor-start armor-end charset coding-system)
+ (let (armor-start armor-end)
(while (re-search-forward "-----BEGIN PGP MESSAGE-----$" nil t)
(setq armor-start (match-beginning 0)
armor-end (re-search-forward "^-----END PGP MESSAGE-----$"
(unless armor-end
(error "No armor tail"))
(goto-char armor-start)
- (if (re-search-forward "^Charset: \\(.*\\)" armor-end t)
- (setq charset (match-string 1)))
- (if coding-system-for-read
- (setq coding-system coding-system-for-read)
- (if charset
- (setq coding-system (intern (downcase charset)))
- (setq coding-system 'utf-8)))
- (let ((coding-system-for-read coding-system))
- (epa-decrypt-region start end)))))))
+ (let ((coding-system-for-read
+ (or coding-system-for-read
+ (if (re-search-forward "^Charset: \\(.*\\)" armor-end t)
+ (epa--find-coding-system-for-mime-charset
+ (intern (downcase (match-string 1))))))))
+ (goto-char armor-end)
+ (epa-decrypt-region armor-start armor-end)))))))
;;;###autoload
(defun epa-verify-region (start end)
Don't use this command in Lisp programs!"
(interactive "r")
- (let ((context (epg-make-context)))
- (epg-verify-string context
- (encode-coding-string
- (buffer-substring start end)
- coding-system-for-write))
+ (let ((context (epg-make-context epa-protocol))
+ plain)
+ (epg-context-set-progress-callback context
+ #'epa-progress-callback-function
+ "Verifying...")
+ (setq plain (epg-verify-string
+ context
+ (epa--encode-coding-string
+ (buffer-substring start end)
+ (or coding-system-for-write
+ (get-text-property start
+ 'epa-coding-system-used)))))
+ (if (y-or-n-p "Replace the original text? ")
+ (let ((inhibit-read-only t)
+ buffer-read-only)
+ (delete-region start end)
+ (goto-char start)
+ (insert plain))
+ (with-output-to-temp-buffer "*Temp*"
+ (set-buffer standard-output)
+ (insert plain)
+ (epa-info-mode)))
(if (epg-context-result-for context 'verify)
- (epa-display-verify-result (epg-context-result-for context 'verify)))))
+ (epa-display-info (epg-verify-result-to-string
+ (epg-context-result-for context 'verify))))))
;;;###autoload
-(defun epa-verify-armor-in-region (start end)
- "Verify OpenPGP armors in the current region between START and END.
+(defun epa-verify-cleartext-in-region (start end)
+ "Verify OpenPGP cleartext signed messages in the current region
+between START and END.
Don't use this command in Lisp programs!"
(interactive "r")
(save-restriction
(narrow-to-region start end)
(goto-char start)
- (let (armor-start armor-end)
- (while (re-search-forward "-----BEGIN PGP\\( SIGNED\\)? MESSAGE-----$"
+ (let (cleartext-start cleartext-end)
+ (while (re-search-forward "-----BEGIN PGP SIGNED MESSAGE-----$"
nil t)
- (setq armor-start (match-beginning 0))
- (if (match-beginning 1) ;cleartext signed message
- (progn
- (unless (re-search-forward "^-----BEGIN PGP SIGNATURE-----$"
+ (setq cleartext-start (match-beginning 0))
+ (unless (re-search-forward "^-----BEGIN PGP SIGNATURE-----$"
nil t)
- (error "Invalid cleartext signed message"))
- (setq armor-end (re-search-forward
- "^-----END PGP SIGNATURE-----$"
- nil t)))
- (setq armor-end (re-search-forward
- "^-----END PGP MESSAGE-----$"
- nil t)))
- (unless armor-end
- (error "No armor tail"))
- (epa-verify-region armor-start armor-end))))))
+ (error "Invalid cleartext signed message"))
+ (setq cleartext-end (re-search-forward
+ "^-----END PGP SIGNATURE-----$"
+ nil t))
+ (unless cleartext-end
+ (error "No cleartext tail"))
+ (epa-verify-region cleartext-start cleartext-end))))))
+
+(if (fboundp 'select-safe-coding-system)
+ (defalias 'epa--select-safe-coding-system 'select-safe-coding-system)
+ (defun epa--select-safe-coding-system (from to)
+ buffer-file-coding-system))
;;;###autoload
(defun epa-sign-region (start end signers mode)
Don't use this command in Lisp programs!"
(interactive
- (list (region-beginning) (region-end)
- (epa-select-keys (epg-make-context) "Select keys for signing.
+ (let ((verbose current-prefix-arg))
+ (setq epa-last-coding-system-specified
+ (or coding-system-for-write
+ (epa--select-safe-coding-system
+ (region-beginning) (region-end))))
+ (list (region-beginning) (region-end)
+ (if verbose
+ (epa-select-keys (epg-make-context epa-protocol)
+ "Select keys for signing.
If no one is selected, default secret key is used. "
- nil t)
- (if (y-or-n-p "Make a detached signature? ")
- 'detached
- (if (y-or-n-p "Make a cleartext signature? ")
- 'clear))))
+ nil t))
+ (if verbose
+ (epa--read-signature-type)
+ 'clear))))
(save-excursion
- (let ((context (epg-make-context))
+ (let ((context (epg-make-context epa-protocol))
signature)
- (epg-context-set-armor context epa-armor)
- (epg-context-set-textmode context epa-textmode)
+ ;;(epg-context-set-armor context epa-armor)
+ (epg-context-set-armor context t)
+ ;;(epg-context-set-textmode context epa-textmode)
+ (epg-context-set-textmode context t)
(epg-context-set-signers context signers)
+ (epg-context-set-passphrase-callback context
+ #'epa-passphrase-callback-function)
+ (epg-context-set-progress-callback context
+ #'epa-progress-callback-function
+ "Signing...")
(message "Signing...")
(setq signature (epg-sign-string context
- (encode-coding-string
+ (epa--encode-coding-string
(buffer-substring start end)
- coding-system-for-write)
+ epa-last-coding-system-specified)
mode))
(message "Signing...done")
(delete-region start end)
- (insert (decode-coding-string signature coding-system-for-read)))))
+ (goto-char start)
+ (add-text-properties (point)
+ (progn
+ (insert (epa--decode-coding-string
+ signature
+ (or coding-system-for-read
+ epa-last-coding-system-specified)))
+ (point))
+ (list 'epa-coding-system-used
+ epa-last-coding-system-specified
+ 'front-sticky nil
+ 'rear-nonsticky t
+ 'start-open t
+ 'end-open t)))))
+
+(if (fboundp 'derived-mode-p)
+ (defalias 'epa--derived-mode-p 'derived-mode-p)
+ (defun epa--derived-mode-p (&rest modes)
+ "Non-nil if the current major mode is derived from one of MODES.
+Uses the `derived-mode-parent' property of the symbol to trace backwards."
+ (let ((parent major-mode))
+ (while (and (not (memq parent modes))
+ (setq parent (get parent 'derived-mode-parent))))
+ parent)))
;;;###autoload
-(defun epa-encrypt-region (start end recipients)
+(defun epa-encrypt-region (start end recipients sign signers)
"Encrypt the current region between START and END for RECIPIENTS.
Don't use this command in Lisp programs!"
(interactive
- (list (region-beginning) (region-end)
- (epa-select-keys (epg-make-context) "Select recipents for encryption.
-If no one is selected, symmetric encryption will be performed. ")))
+ (let ((verbose current-prefix-arg)
+ (context (epg-make-context epa-protocol))
+ sign)
+ (setq epa-last-coding-system-specified
+ (or coding-system-for-write
+ (epa--select-safe-coding-system
+ (region-beginning) (region-end))))
+ (list (region-beginning) (region-end)
+ (epa-select-keys context
+ "Select recipients for encryption.
+If no one is selected, symmetric encryption will be performed. ")
+ (setq sign (if verbose (y-or-n-p "Sign? ")))
+ (if sign
+ (epa-select-keys context
+ "Select keys for signing. ")))))
(save-excursion
- (let ((context (epg-make-context))
+ (let ((context (epg-make-context epa-protocol))
cipher)
- (epg-context-set-armor context epa-armor)
- (epg-context-set-textmode context epa-textmode)
+ ;;(epg-context-set-armor context epa-armor)
+ (epg-context-set-armor context t)
+ ;;(epg-context-set-textmode context epa-textmode)
+ (epg-context-set-textmode context t)
+ (if sign
+ (epg-context-set-signers context signers))
+ (epg-context-set-passphrase-callback context
+ #'epa-passphrase-callback-function)
+ (epg-context-set-progress-callback context
+ #'epa-progress-callback-function
+ "Encrypting...")
(message "Encrypting...")
(setq cipher (epg-encrypt-string context
- (encode-coding-string
+ (epa--encode-coding-string
(buffer-substring start end)
- coding-system-for-write)
- recipients))
+ epa-last-coding-system-specified)
+ recipients
+ sign))
(message "Encrypting...done")
(delete-region start end)
- (insert cipher))))
+ (goto-char start)
+ (add-text-properties (point)
+ (progn
+ (insert cipher)
+ (point))
+ (list 'epa-coding-system-used
+ epa-last-coding-system-specified
+ 'front-sticky nil
+ 'rear-nonsticky t
+ 'start-open t
+ 'end-open t)))))
;;;###autoload
(defun epa-delete-keys (keys &optional allow-secret)
- "Delete selected KEYS."
+ "Delete selected KEYS.
+
+Don't use this command in Lisp programs!"
(interactive
- (let ((keys (epa-marked-keys)))
+ (let ((keys (epa--marked-keys)))
(unless keys
(error "No keys selected"))
(list keys
(eq (nth 1 epa-list-keys-arguments) t))))
- (let ((context (epg-make-context)))
+ (let ((context (epg-make-context epa-protocol)))
(message "Deleting...")
(epg-delete-keys context keys allow-secret)
(message "Deleting...done")
;;;###autoload
(defun epa-import-keys (file)
- "Import keys from FILE."
+ "Import keys from FILE.
+
+Don't use this command in Lisp programs!"
(interactive "fFile: ")
- (let ((context (epg-make-context)))
+ (setq file (expand-file-name file))
+ (let ((context (epg-make-context epa-protocol)))
(message "Importing %s..." (file-name-nondirectory file))
- (epg-import-keys-from-file context (expand-file-name file))
- (message "Importing %s...done" (file-name-nondirectory file))
- (apply #'epa-list-keys epa-list-keys-arguments)))
+ (condition-case nil
+ (progn
+ (epg-import-keys-from-file context file)
+ (message "Importing %s...done" (file-name-nondirectory file)))
+ (error
+ (message "Importing %s...failed" (file-name-nondirectory file))))
+ (if (epg-context-result-for context 'import)
+ (epa-display-info (epg-import-result-to-string
+ (epg-context-result-for context 'import))))
+ (if (eq major-mode 'epa-key-list-mode)
+ (apply #'epa-list-keys epa-list-keys-arguments))))
+
+;;;###autoload
+(defun epa-import-keys-region (start end)
+ "Import keys from the region.
+
+Don't use this command in Lisp programs!"
+ (interactive "r")
+ (let ((context (epg-make-context epa-protocol)))
+ (message "Importing...")
+ (condition-case nil
+ (progn
+ (epg-import-keys-from-string context (buffer-substring start end))
+ (message "Importing...done"))
+ (error
+ (message "Importing...failed")))
+ (if (epg-context-result-for context 'import)
+ (epa-display-info (epg-import-result-to-string
+ (epg-context-result-for context 'import))))))
+
+;;;###autoload
+(defun epa-import-armor-in-region (start end)
+ "Import keys in the OpenPGP armor format in the current region
+between START and END.
+
+Don't use this command in Lisp programs!"
+ (interactive "r")
+ (save-excursion
+ (save-restriction
+ (narrow-to-region start end)
+ (goto-char start)
+ (let (armor-start armor-end)
+ (while (re-search-forward
+ "-----BEGIN \\(PGP \\(PUBLIC\\|PRIVATE\\) KEY BLOCK\\)-----$"
+ nil t)
+ (setq armor-start (match-beginning 0)
+ armor-end (re-search-forward
+ (concat "^-----END " (match-string 1) "-----$")
+ nil t))
+ (unless armor-end
+ (error "No armor tail"))
+ (epa-import-keys-region armor-start armor-end))))))
;;;###autoload
(defun epa-export-keys (keys file)
- "Export selected KEYS to FILE."
+ "Export selected KEYS to FILE.
+
+Don't use this command in Lisp programs!"
(interactive
- (let ((keys (epa-marked-keys))
+ (let ((keys (epa--marked-keys))
default-name)
(unless keys
(error "No keys selected"))
") ")
(file-name-directory default-name)
default-name)))))
- (let ((context (epg-make-context)))
+ (let ((context (epg-make-context epa-protocol)))
(epg-context-set-armor context epa-armor)
(message "Exporting to %s..." (file-name-nondirectory file))
(epg-export-keys-to-file context keys file)
(message "Exporting to %s...done" (file-name-nondirectory file))))
;;;###autoload
+(defun epa-insert-keys (keys)
+ "Insert selected KEYS after the point.
+
+Don't use this command in Lisp programs!"
+ (interactive
+ (list (epa-select-keys (epg-make-context epa-protocol)
+ "Select keys to export. ")))
+ (let ((context (epg-make-context epa-protocol)))
+ ;;(epg-context-set-armor context epa-armor)
+ (epg-context-set-armor context t)
+ (insert (epg-export-keys-to-string context keys))))
+
+;;;###autoload
(defun epa-sign-keys (keys &optional local)
"Sign selected KEYS.
-If LOCAL is non-nil, the signature is marked as non exportable."
+If a prefix-arg is specified, the signature is marked as non exportable.
+
+Don't use this command in Lisp programs!"
(interactive
- (let ((keys (epa-marked-keys)))
+ (let ((keys (epa--marked-keys)))
(unless keys
(error "No keys selected"))
(list keys current-prefix-arg)))
- (let ((context (epg-make-context)))
+ (let ((context (epg-make-context epa-protocol)))
+ (epg-context-set-passphrase-callback context
+ #'epa-passphrase-callback-function)
+ (epg-context-set-progress-callback context
+ #'epa-progress-callback-function
+ "Signing keys...")
(message "Signing keys...")
(epg-sign-keys context keys local)
(message "Signing keys...done")))
+(make-obsolete 'epa-sign-keys "Do not use.")
(provide 'epa)
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