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1 | ;;; pgg-parse.el --- OpenPGP packet parsing |
2 | ||
aaef169d TTN |
3 | ;; Copyright (C) 1999, 2002, 2003, 2004, 2005, |
4 | ;; 2006 Free Software Foundation, Inc. | |
23f87bed MB |
5 | |
6 | ;; Author: Daiki Ueno <ueno@unixuser.org> | |
7 | ;; Created: 1999/10/28 | |
8 | ;; Keywords: PGP, OpenPGP, GnuPG | |
9 | ||
10 | ;; This file is part of GNU Emacs. | |
11 | ||
12 | ;; GNU Emacs is free software; you can redistribute it and/or modify | |
13 | ;; it under the terms of the GNU General Public License as published by | |
14 | ;; the Free Software Foundation; either version 2, or (at your option) | |
15 | ;; any later version. | |
16 | ||
17 | ;; GNU Emacs is distributed in the hope that it will be useful, | |
18 | ;; but WITHOUT ANY WARRANTY; without even the implied warranty of | |
19 | ;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
20 | ;; GNU General Public License for more details. | |
21 | ||
22 | ;; You should have received a copy of the GNU General Public License | |
23 | ;; along with GNU Emacs; see the file COPYING. If not, write to the | |
3a35cf56 LK |
24 | ;; Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, |
25 | ;; Boston, MA 02110-1301, USA. | |
23f87bed MB |
26 | |
27 | ;;; Commentary: | |
28 | ||
29 | ;; This module is based on | |
30 | ||
31 | ;; [OpenPGP] RFC 2440: "OpenPGP Message Format" | |
32 | ;; by John W. Noerenberg, II <jwn2@qualcomm.com>, | |
33 | ;; Jon Callas <jon@pgp.com>, Lutz Donnerhacke <lutz@iks-jena.de>, | |
34 | ;; Hal Finney <hal@pgp.com> and Rodney Thayer <rodney@unitran.com> | |
35 | ;; (1998/11) | |
36 | ||
37 | ;;; Code: | |
38 | ||
39 | (eval-when-compile (require 'cl)) | |
40 | ||
23f87bed | 41 | (defgroup pgg-parse () |
8d764d76 | 42 | "OpenPGP packet parsing." |
23f87bed MB |
43 | :group 'pgg) |
44 | ||
45 | (defcustom pgg-parse-public-key-algorithm-alist | |
46 | '((1 . RSA) (2 . RSA-E) (3 . RSA-S) (16 . ELG-E) (17 . DSA) (20 . ELG)) | |
47 | "Alist of the assigned number to the public key algorithm." | |
48 | :group 'pgg-parse | |
49 | :type '(repeat | |
50 | (cons (sexp :tag "Number") (sexp :tag "Type")))) | |
51 | ||
52 | (defcustom pgg-parse-symmetric-key-algorithm-alist | |
53 | '((1 . IDEA) (2 . 3DES) (4 . CAST5) (5 . SAFER-SK128)) | |
54 | "Alist of the assigned number to the simmetric key algorithm." | |
55 | :group 'pgg-parse | |
56 | :type '(repeat | |
57 | (cons (sexp :tag "Number") (sexp :tag "Type")))) | |
58 | ||
59 | (defcustom pgg-parse-hash-algorithm-alist | |
bcc7dd61 MB |
60 | '((1 . MD5) (2 . SHA1) (3 . RIPEMD160) (5 . MD2) (8 . SHA256) (9 . SHA384) |
61 | (10 . SHA512)) | |
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62 | "Alist of the assigned number to the cryptographic hash algorithm." |
63 | :group 'pgg-parse | |
64 | :type '(repeat | |
65 | (cons (sexp :tag "Number") (sexp :tag "Type")))) | |
66 | ||
67 | (defcustom pgg-parse-compression-algorithm-alist | |
68 | '((0 . nil); Uncompressed | |
69 | (1 . ZIP) | |
70 | (2 . ZLIB)) | |
71 | "Alist of the assigned number to the compression algorithm." | |
72 | :group 'pgg-parse | |
73 | :type '(repeat | |
74 | (cons (sexp :tag "Number") (sexp :tag "Type")))) | |
75 | ||
76 | (defcustom pgg-parse-signature-type-alist | |
77 | '((0 . "Signature of a binary document") | |
78 | (1 . "Signature of a canonical text document") | |
79 | (2 . "Standalone signature") | |
80 | (16 . "Generic certification of a User ID and Public Key packet") | |
81 | (17 . "Persona certification of a User ID and Public Key packet") | |
82 | (18 . "Casual certification of a User ID and Public Key packet") | |
83 | (19 . "Positive certification of a User ID and Public Key packet") | |
84 | (24 . "Subkey Binding Signature") | |
85 | (31 . "Signature directly on a key") | |
86 | (32 . "Key revocation signature") | |
87 | (40 . "Subkey revocation signature") | |
88 | (48 . "Certification revocation signature") | |
89 | (64 . "Timestamp signature.")) | |
90 | "Alist of the assigned number to the signature type." | |
91 | :group 'pgg-parse | |
92 | :type '(repeat | |
93 | (cons (sexp :tag "Number") (sexp :tag "Type")))) | |
94 | ||
95 | (defcustom pgg-ignore-packet-checksum t; XXX | |
96 | "If non-nil checksum of each ascii armored packet will be ignored." | |
97 | :group 'pgg-parse | |
98 | :type 'boolean) | |
99 | ||
100 | (defvar pgg-armor-header-lines | |
101 | '("^-----BEGIN PGP MESSAGE\\(, PART [0-9]+\\(/[0-9]+\\)?\\)?-----\r?$" | |
102 | "^-----BEGIN PGP PUBLIC KEY BLOCK-----\r?$" | |
103 | "^-----BEGIN PGP PRIVATE KEY BLOCK-----\r?$" | |
104 | "^-----BEGIN PGP SIGNATURE-----\r?$") | |
105 | "Armor headers.") | |
106 | ||
107 | (eval-and-compile | |
108 | (defalias 'pgg-char-int (if (fboundp 'char-int) | |
109 | 'char-int | |
110 | 'identity))) | |
111 | ||
112 | (defmacro pgg-format-key-identifier (string) | |
113 | `(mapconcat (lambda (c) (format "%02X" (pgg-char-int c))) | |
114 | ,string "") | |
115 | ;; `(upcase (apply #'format "%02x%02x%02x%02x%02x%02x%02x%02x" | |
e9bd5782 | 116 | ;; (string-to-number-list ,string))) |
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117 | ) |
118 | ||
119 | (defmacro pgg-parse-time-field (bytes) | |
120 | `(list (logior (lsh (car ,bytes) 8) | |
121 | (nth 1 ,bytes)) | |
122 | (logior (lsh (nth 2 ,bytes) 8) | |
123 | (nth 3 ,bytes)) | |
124 | 0)) | |
125 | ||
126 | (defmacro pgg-byte-after (&optional pos) | |
127 | `(pgg-char-int (char-after ,(or pos `(point))))) | |
128 | ||
129 | (defmacro pgg-read-byte () | |
130 | `(pgg-char-int (char-after (prog1 (point) (forward-char))))) | |
131 | ||
132 | (defmacro pgg-read-bytes-string (nbytes) | |
133 | `(buffer-substring | |
134 | (point) (prog1 (+ ,nbytes (point)) | |
135 | (forward-char ,nbytes)))) | |
136 | ||
137 | (defmacro pgg-read-bytes (nbytes) | |
138 | `(mapcar #'pgg-char-int (pgg-read-bytes-string ,nbytes)) | |
e9bd5782 | 139 | ;; `(string-to-number-list (pgg-read-bytes-string ,nbytes)) |
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140 | ) |
141 | ||
142 | (defmacro pgg-read-body-string (ptag) | |
143 | `(if (nth 1 ,ptag) | |
144 | (pgg-read-bytes-string (nth 1 ,ptag)) | |
145 | (pgg-read-bytes-string (- (point-max) (point))))) | |
146 | ||
147 | (defmacro pgg-read-body (ptag) | |
148 | `(mapcar #'pgg-char-int (pgg-read-body-string ,ptag)) | |
e9bd5782 | 149 | ;; `(string-to-number-list (pgg-read-body-string ,ptag)) |
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150 | ) |
151 | ||
152 | (defalias 'pgg-skip-bytes 'forward-char) | |
153 | ||
154 | (defmacro pgg-skip-header (ptag) | |
155 | `(pgg-skip-bytes (nth 2 ,ptag))) | |
156 | ||
157 | (defmacro pgg-skip-body (ptag) | |
158 | `(pgg-skip-bytes (nth 1 ,ptag))) | |
159 | ||
160 | (defmacro pgg-set-alist (alist key value) | |
161 | `(setq ,alist (nconc ,alist (list (cons ,key ,value))))) | |
162 | ||
163 | (when (fboundp 'define-ccl-program) | |
164 | ||
165 | (define-ccl-program pgg-parse-crc24 | |
166 | '(1 | |
167 | ((loop | |
168 | (read r0) (r1 ^= r0) (r2 ^= 0) | |
169 | (r5 = 0) | |
170 | (loop | |
171 | (r1 <<= 1) | |
172 | (r1 += ((r2 >> 15) & 1)) | |
173 | (r2 <<= 1) | |
174 | (if (r1 & 256) | |
175 | ((r1 ^= 390) (r2 ^= 19707))) | |
176 | (if (r5 < 7) | |
177 | ((r5 += 1) | |
178 | (repeat)))) | |
179 | (repeat))))) | |
180 | ||
181 | (defun pgg-parse-crc24-string (string) | |
182 | (let ((h (vector nil 183 1230 nil nil nil nil nil nil))) | |
183 | (ccl-execute-on-string pgg-parse-crc24 h string) | |
184 | (format "%c%c%c" | |
185 | (logand (aref h 1) 255) | |
186 | (logand (lsh (aref h 2) -8) 255) | |
187 | (logand (aref h 2) 255))))) | |
188 | ||
189 | (defmacro pgg-parse-length-type (c) | |
190 | `(cond | |
191 | ((< ,c 192) (cons ,c 1)) | |
192 | ((< ,c 224) | |
193 | (cons (+ (lsh (- ,c 192) 8) | |
194 | (pgg-byte-after (+ 2 (point))) | |
195 | 192) | |
196 | 2)) | |
197 | ((= ,c 255) | |
198 | (cons (cons (logior (lsh (pgg-byte-after (+ 2 (point))) 8) | |
199 | (pgg-byte-after (+ 3 (point)))) | |
200 | (logior (lsh (pgg-byte-after (+ 4 (point))) 8) | |
201 | (pgg-byte-after (+ 5 (point))))) | |
202 | 5)) | |
203 | (t;partial body length | |
204 | '(0 . 0)))) | |
205 | ||
206 | (defun pgg-parse-packet-header () | |
207 | (let ((ptag (pgg-byte-after)) | |
208 | length-type content-tag packet-bytes header-bytes) | |
209 | (if (zerop (logand 64 ptag));Old format | |
210 | (progn | |
211 | (setq length-type (logand ptag 3) | |
212 | length-type (if (= 3 length-type) 0 (lsh 1 length-type)) | |
213 | content-tag (logand 15 (lsh ptag -2)) | |
214 | packet-bytes 0 | |
215 | header-bytes (1+ length-type)) | |
216 | (dotimes (i length-type) | |
217 | (setq packet-bytes | |
218 | (logior (lsh packet-bytes 8) | |
219 | (pgg-byte-after (+ 1 i (point))))))) | |
220 | (setq content-tag (logand 63 ptag) | |
221 | length-type (pgg-parse-length-type | |
222 | (pgg-byte-after (1+ (point)))) | |
223 | packet-bytes (car length-type) | |
224 | header-bytes (1+ (cdr length-type)))) | |
225 | (list content-tag packet-bytes header-bytes))) | |
226 | ||
227 | (defun pgg-parse-packet (ptag) | |
228 | (case (car ptag) | |
229 | (1 ;Public-Key Encrypted Session Key Packet | |
230 | (pgg-parse-public-key-encrypted-session-key-packet ptag)) | |
231 | (2 ;Signature Packet | |
232 | (pgg-parse-signature-packet ptag)) | |
233 | (3 ;Symmetric-Key Encrypted Session Key Packet | |
234 | (pgg-parse-symmetric-key-encrypted-session-key-packet ptag)) | |
235 | ;; 4 -- One-Pass Signature Packet | |
236 | ;; 5 -- Secret Key Packet | |
237 | (6 ;Public Key Packet | |
238 | (pgg-parse-public-key-packet ptag)) | |
239 | ;; 7 -- Secret Subkey Packet | |
240 | ;; 8 -- Compressed Data Packet | |
241 | (9 ;Symmetrically Encrypted Data Packet | |
242 | (pgg-read-body-string ptag)) | |
243 | (10 ;Marker Packet | |
244 | (pgg-read-body-string ptag)) | |
245 | (11 ;Literal Data Packet | |
246 | (pgg-read-body-string ptag)) | |
247 | ;; 12 -- Trust Packet | |
248 | (13 ;User ID Packet | |
249 | (pgg-read-body-string ptag)) | |
250 | ;; 14 -- Public Subkey Packet | |
251 | ;; 60 .. 63 -- Private or Experimental Values | |
252 | )) | |
253 | ||
254 | (defun pgg-parse-packets (&optional header-parser body-parser) | |
255 | (let ((header-parser | |
256 | (or header-parser | |
257 | (function pgg-parse-packet-header))) | |
258 | (body-parser | |
259 | (or body-parser | |
260 | (function pgg-parse-packet))) | |
261 | result ptag) | |
262 | (while (> (point-max) (1+ (point))) | |
263 | (setq ptag (funcall header-parser)) | |
264 | (pgg-skip-header ptag) | |
265 | (push (cons (car ptag) | |
266 | (save-excursion | |
267 | (funcall body-parser ptag))) | |
268 | result) | |
269 | (if (zerop (nth 1 ptag)) | |
270 | (goto-char (point-max)) | |
271 | (forward-char (nth 1 ptag)))) | |
272 | result)) | |
273 | ||
274 | (defun pgg-parse-signature-subpacket-header () | |
275 | (let ((length-type (pgg-parse-length-type (pgg-byte-after)))) | |
276 | (list (pgg-byte-after (+ (cdr length-type) (point))) | |
277 | (1- (car length-type)) | |
278 | (1+ (cdr length-type))))) | |
279 | ||
280 | (defun pgg-parse-signature-subpacket (ptag) | |
281 | (case (car ptag) | |
282 | (2 ;signature creation time | |
283 | (cons 'creation-time | |
284 | (let ((bytes (pgg-read-bytes 4))) | |
285 | (pgg-parse-time-field bytes)))) | |
286 | (3 ;signature expiration time | |
287 | (cons 'signature-expiry | |
288 | (let ((bytes (pgg-read-bytes 4))) | |
289 | (pgg-parse-time-field bytes)))) | |
290 | (4 ;exportable certification | |
291 | (cons 'exportability (pgg-read-byte))) | |
292 | (5 ;trust signature | |
293 | (cons 'trust-level (pgg-read-byte))) | |
294 | (6 ;regular expression | |
295 | (cons 'regular-expression | |
296 | (pgg-read-body-string ptag))) | |
297 | (7 ;revocable | |
298 | (cons 'revocability (pgg-read-byte))) | |
299 | (9 ;key expiration time | |
300 | (cons 'key-expiry | |
301 | (let ((bytes (pgg-read-bytes 4))) | |
302 | (pgg-parse-time-field bytes)))) | |
303 | ;; 10 = placeholder for backward compatibility | |
304 | (11 ;preferred symmetric algorithms | |
305 | (cons 'preferred-symmetric-key-algorithm | |
306 | (cdr (assq (pgg-read-byte) | |
307 | pgg-parse-symmetric-key-algorithm-alist)))) | |
308 | (12 ;revocation key | |
309 | ) | |
310 | (16 ;issuer key ID | |
311 | (cons 'key-identifier | |
312 | (pgg-format-key-identifier (pgg-read-body-string ptag)))) | |
313 | (20 ;notation data | |
314 | (pgg-skip-bytes 4) | |
315 | (cons 'notation | |
316 | (let ((name-bytes (pgg-read-bytes 2)) | |
317 | (value-bytes (pgg-read-bytes 2))) | |
318 | (cons (pgg-read-bytes-string | |
319 | (logior (lsh (car name-bytes) 8) | |
320 | (nth 1 name-bytes))) | |
321 | (pgg-read-bytes-string | |
322 | (logior (lsh (car value-bytes) 8) | |
323 | (nth 1 value-bytes))))))) | |
324 | (21 ;preferred hash algorithms | |
325 | (cons 'preferred-hash-algorithm | |
326 | (cdr (assq (pgg-read-byte) | |
327 | pgg-parse-hash-algorithm-alist)))) | |
328 | (22 ;preferred compression algorithms | |
329 | (cons 'preferred-compression-algorithm | |
330 | (cdr (assq (pgg-read-byte) | |
331 | pgg-parse-compression-algorithm-alist)))) | |
332 | (23 ;key server preferences | |
333 | (cons 'key-server-preferences | |
334 | (pgg-read-body ptag))) | |
335 | (24 ;preferred key server | |
336 | (cons 'preferred-key-server | |
337 | (pgg-read-body-string ptag))) | |
338 | ;; 25 = primary user id | |
339 | (26 ;policy URL | |
340 | (cons 'policy-url (pgg-read-body-string ptag))) | |
341 | ;; 27 = key flags | |
342 | ;; 28 = signer's user id | |
343 | ;; 29 = reason for revocation | |
344 | ;; 100 to 110 = internal or user-defined | |
345 | )) | |
346 | ||
347 | (defun pgg-parse-signature-packet (ptag) | |
348 | (let* ((signature-version (pgg-byte-after)) | |
349 | (result (list (cons 'version signature-version))) | |
350 | hashed-material field n) | |
351 | (cond | |
352 | ((= signature-version 3) | |
353 | (pgg-skip-bytes 2) | |
354 | (setq hashed-material (pgg-read-bytes 5)) | |
355 | (pgg-set-alist result | |
356 | 'signature-type | |
357 | (cdr (assq (pop hashed-material) | |
358 | pgg-parse-signature-type-alist))) | |
359 | (pgg-set-alist result | |
360 | 'creation-time | |
361 | (pgg-parse-time-field hashed-material)) | |
362 | (pgg-set-alist result | |
363 | 'key-identifier | |
364 | (pgg-format-key-identifier | |
365 | (pgg-read-bytes-string 8))) | |
366 | (pgg-set-alist result | |
367 | 'public-key-algorithm (pgg-read-byte)) | |
368 | (pgg-set-alist result | |
369 | 'hash-algorithm (pgg-read-byte))) | |
370 | ((= signature-version 4) | |
371 | (pgg-skip-bytes 1) | |
372 | (pgg-set-alist result | |
373 | 'signature-type | |
374 | (cdr (assq (pgg-read-byte) | |
375 | pgg-parse-signature-type-alist))) | |
376 | (pgg-set-alist result | |
377 | 'public-key-algorithm | |
378 | (pgg-read-byte)) | |
379 | (pgg-set-alist result | |
380 | 'hash-algorithm (pgg-read-byte)) | |
381 | (when (>= 10000 (setq n (pgg-read-bytes 2) | |
382 | n (logior (lsh (car n) 8) | |
383 | (nth 1 n)))) | |
384 | (save-restriction | |
385 | (narrow-to-region (point)(+ n (point))) | |
386 | (nconc result | |
387 | (mapcar (function cdr) ;remove packet types | |
388 | (pgg-parse-packets | |
389 | #'pgg-parse-signature-subpacket-header | |
390 | #'pgg-parse-signature-subpacket))) | |
391 | (goto-char (point-max)))) | |
392 | (when (>= 10000 (setq n (pgg-read-bytes 2) | |
393 | n (logior (lsh (car n) 8) | |
394 | (nth 1 n)))) | |
395 | (save-restriction | |
396 | (narrow-to-region (point)(+ n (point))) | |
397 | (nconc result | |
398 | (mapcar (function cdr) ;remove packet types | |
399 | (pgg-parse-packets | |
400 | #'pgg-parse-signature-subpacket-header | |
401 | #'pgg-parse-signature-subpacket))))))) | |
402 | ||
403 | (setcdr (setq field (assq 'public-key-algorithm | |
404 | result)) | |
405 | (cdr (assq (cdr field) | |
406 | pgg-parse-public-key-algorithm-alist))) | |
407 | (setcdr (setq field (assq 'hash-algorithm | |
408 | result)) | |
409 | (cdr (assq (cdr field) | |
410 | pgg-parse-hash-algorithm-alist))) | |
411 | result)) | |
412 | ||
413 | (defun pgg-parse-public-key-encrypted-session-key-packet (ptag) | |
414 | (let (result) | |
415 | (pgg-set-alist result | |
416 | 'version (pgg-read-byte)) | |
417 | (pgg-set-alist result | |
418 | 'key-identifier | |
419 | (pgg-format-key-identifier | |
420 | (pgg-read-bytes-string 8))) | |
421 | (pgg-set-alist result | |
422 | 'public-key-algorithm | |
423 | (cdr (assq (pgg-read-byte) | |
424 | pgg-parse-public-key-algorithm-alist))) | |
425 | result)) | |
426 | ||
427 | (defun pgg-parse-symmetric-key-encrypted-session-key-packet (ptag) | |
428 | (let (result) | |
429 | (pgg-set-alist result | |
430 | 'version | |
431 | (pgg-read-byte)) | |
432 | (pgg-set-alist result | |
433 | 'symmetric-key-algorithm | |
434 | (cdr (assq (pgg-read-byte) | |
435 | pgg-parse-symmetric-key-algorithm-alist))) | |
436 | result)) | |
437 | ||
438 | (defun pgg-parse-public-key-packet (ptag) | |
439 | (let* ((key-version (pgg-read-byte)) | |
440 | (result (list (cons 'version key-version))) | |
441 | field) | |
442 | (cond | |
443 | ((= 3 key-version) | |
444 | (pgg-set-alist result | |
445 | 'creation-time | |
446 | (let ((bytes (pgg-read-bytes 4))) | |
447 | (pgg-parse-time-field bytes))) | |
448 | (pgg-set-alist result | |
449 | 'key-expiry (pgg-read-bytes 2)) | |
450 | (pgg-set-alist result | |
451 | 'public-key-algorithm (pgg-read-byte))) | |
452 | ((= 4 key-version) | |
453 | (pgg-set-alist result | |
454 | 'creation-time | |
455 | (let ((bytes (pgg-read-bytes 4))) | |
456 | (pgg-parse-time-field bytes))) | |
457 | (pgg-set-alist result | |
458 | 'public-key-algorithm (pgg-read-byte)))) | |
459 | ||
460 | (setcdr (setq field (assq 'public-key-algorithm | |
461 | result)) | |
462 | (cdr (assq (cdr field) | |
463 | pgg-parse-public-key-algorithm-alist))) | |
464 | result)) | |
465 | ||
466 | (defun pgg-decode-packets () | |
467 | (if (re-search-forward "^=\\([A-Za-z0-9+/]\\{4\\}\\)$" nil t) | |
468 | (let ((p (match-beginning 0)) | |
469 | (checksum (match-string 1))) | |
470 | (delete-region p (point-max)) | |
471 | (if (ignore-errors (base64-decode-region (point-min) p)) | |
472 | (or (not (fboundp 'pgg-parse-crc24-string)) | |
473 | pgg-ignore-packet-checksum | |
474 | (string-equal (base64-encode-string (pgg-parse-crc24-string | |
475 | (buffer-string))) | |
476 | checksum) | |
477 | (progn | |
478 | (message "PGP packet checksum does not match") | |
479 | nil)) | |
480 | (message "PGP packet contain invalid base64") | |
481 | nil)) | |
482 | (message "PGP packet checksum not found") | |
483 | nil)) | |
484 | ||
485 | (defun pgg-decode-armor-region (start end) | |
486 | (save-restriction | |
487 | (narrow-to-region start end) | |
488 | (goto-char (point-min)) | |
489 | (re-search-forward "^-+BEGIN PGP" nil t) | |
490 | (delete-region (point-min) | |
491 | (and (search-forward "\n\n") | |
492 | (match-end 0))) | |
493 | (when (pgg-decode-packets) | |
494 | (goto-char (point-min)) | |
495 | (pgg-parse-packets)))) | |
496 | ||
497 | (defun pgg-parse-armor (string) | |
498 | (with-temp-buffer | |
499 | (buffer-disable-undo) | |
500 | (if (fboundp 'set-buffer-multibyte) | |
501 | (set-buffer-multibyte nil)) | |
502 | (insert string) | |
503 | (pgg-decode-armor-region (point-min)(point)))) | |
504 | ||
505 | (eval-and-compile | |
506 | (defalias 'pgg-string-as-unibyte (if (fboundp 'string-as-unibyte) | |
507 | 'string-as-unibyte | |
508 | 'identity))) | |
509 | ||
510 | (defun pgg-parse-armor-region (start end) | |
511 | (pgg-parse-armor (pgg-string-as-unibyte (buffer-substring start end)))) | |
512 | ||
513 | (provide 'pgg-parse) | |
514 | ||
515 | ;;; arch-tag: 16c2eb82-1313-4a7c-a70f-420709b5b43e | |
516 | ;;; pgg-parse.el ends here |