1 |
/* wptKeyCache.cpp- Caching for the pub- and the secring |
/* wptKeyCache.cpp- Caching for the pub- and the secring |
2 |
* Copyright (C) 2001-2005 Timo Schulz |
* Copyright (C) 2001-2006 Timo Schulz |
3 |
* |
* |
4 |
* This file is part of MyGPGME. |
* This file is part of MyGPGME. |
5 |
* |
* |
35 |
#include "wptNLS.h" |
#include "wptNLS.h" |
36 |
#include "wptErrors.h" |
#include "wptErrors.h" |
37 |
#include "wptW32API.h" |
#include "wptW32API.h" |
38 |
|
#include "wptGPG.h" |
39 |
|
#include "wptTypes.h" |
40 |
|
|
41 |
|
|
42 |
#if 0 |
/* Attribute list which holds the image data. */ |
43 |
/* convert a binary buffer into its hex representation. */ |
struct attr_list_s { |
44 |
static void |
struct attr_list_s *next; |
45 |
buffer_to_string (char *dst, size_t dlen, const byte *buf, size_t nbytes) |
char *fpr; /* fingerprint of the key */ |
46 |
{ |
unsigned char *d; /* actual JPEG data. */ |
47 |
char dig[3]; |
unsigned long octets; /* length of the data. */ |
48 |
size_t i; |
unsigned int flags; /* status of the attribute. */ |
49 |
|
}; |
50 |
|
typedef struct attr_list_s *attr_list_t; |
51 |
|
|
52 |
memset (dst, 0, dlen); |
|
53 |
for (i = 0; i < nbytes && dlen > 0; i++) { |
/* Free attribute list @ctx. */ |
54 |
sprintf (dig, "%02X", buf[i]); |
void |
55 |
strcat (dst, dig); |
free_attr_list (attr_list_t ctx) |
56 |
dlen -= 2; |
{ |
57 |
|
attr_list_t n; |
58 |
|
while (ctx) { |
59 |
|
n = ctx->next; |
60 |
|
free (ctx->fpr); |
61 |
|
free (ctx->d); |
62 |
|
ctx = n; |
63 |
} |
} |
64 |
} |
} |
65 |
#endif |
|
66 |
|
/* Parse the attribute list in @fp and store it into @ctx. |
67 |
|
Return value: number of parsed items. */ |
68 |
|
int |
69 |
|
parse_attr_list (FILE *fp, const BYTE *data, DWORD datlen, attr_list_t *ctx) |
70 |
|
{ |
71 |
|
attr_list_t c, t; |
72 |
|
char buf[512], *p, *buffer; |
73 |
|
int pos, n=0; |
74 |
|
|
75 |
|
*ctx = NULL; |
76 |
|
while (fgets (buf, 511, fp)) { |
77 |
|
if (strstr (buf, "\r\n")) |
78 |
|
buf[strlen (buf)-2]=0; |
79 |
|
if (strstr (buf, "\n")) |
80 |
|
buf[strlen (buf)-1]=0; |
81 |
|
if (strlen (buf) < 2 || !strstr (buf, "ATTRIBUTE")) |
82 |
|
continue; |
83 |
|
buffer = buf+9+10; |
84 |
|
pos = 0; |
85 |
|
c = (attr_list_t)calloc (1, sizeof *c); |
86 |
|
if (!c) |
87 |
|
BUG (0); |
88 |
|
p = strtok (buffer, " "); |
89 |
|
while (p != NULL) { |
90 |
|
switch (pos) { |
91 |
|
case 0: |
92 |
|
c->fpr = strdup (p); |
93 |
|
break; |
94 |
|
|
95 |
|
case 1: |
96 |
|
c->octets = strtoul (p, NULL, 10); |
97 |
|
break; |
98 |
|
|
99 |
|
case 7: |
100 |
|
c->flags = strtoul (p, NULL, 10); |
101 |
|
break; |
102 |
|
|
103 |
|
default: |
104 |
|
break; |
105 |
|
} |
106 |
|
pos++; |
107 |
|
p = strtok (NULL, " "); |
108 |
|
} |
109 |
|
if (!*ctx) |
110 |
|
*ctx = c; |
111 |
|
else { |
112 |
|
for (t = *ctx; t->next; t=t->next) |
113 |
|
; |
114 |
|
t->next = c; |
115 |
|
} |
116 |
|
c->d = (unsigned char*)malloc (c->octets); |
117 |
|
if (!c->d) |
118 |
|
BUG (0); |
119 |
|
memcpy (c->d, data, c->octets); |
120 |
|
data += c->octets; |
121 |
|
datlen -= c->octets; |
122 |
|
n++; |
123 |
|
} |
124 |
|
/*assert (datlen == 0); */ |
125 |
|
return n; |
126 |
|
} |
127 |
|
|
128 |
|
|
129 |
|
static int |
130 |
|
parse_attr_data (const char *keyid, attr_list_t *list) |
131 |
|
{ |
132 |
|
gpgme_error_t err; |
133 |
|
FILE *tmp; |
134 |
|
BYTE *data; |
135 |
|
char *status, tmpnam[MAX_PATH+1]; |
136 |
|
DWORD ndata = 0; |
137 |
|
|
138 |
|
err = gpg_get_photoid_data (keyid, &status, &data, &ndata); |
139 |
|
if (err) |
140 |
|
return err; |
141 |
|
|
142 |
|
get_temp_name (tmpnam, MAX_PATH, NULL); |
143 |
|
tmp = fopen (tmpnam, "w+b"); |
144 |
|
if (ndata > 0 && tmp != NULL) { |
145 |
|
fwrite (status, 1, strlen (status), tmp); |
146 |
|
fflush (tmp); |
147 |
|
rewind (tmp); |
148 |
|
|
149 |
|
ndata = parse_attr_list (tmp, data, ndata, list); |
150 |
|
fclose (tmp); |
151 |
|
DeleteFile (tmpnam); |
152 |
|
} |
153 |
|
else |
154 |
|
*list = NULL; |
155 |
|
|
156 |
|
safe_free (status); |
157 |
|
safe_free (data); |
158 |
|
return ndata; |
159 |
|
} |
160 |
|
|
161 |
|
|
162 |
/* Parse the secret keyring and retrieve some additional information |
/* Parse the secret keyring and retrieve some additional information |
164 |
static void |
static void |
165 |
parse_secring (gpg_keycache_t cache, const char *kid, const char *secring) |
parse_secring (gpg_keycache_t cache, const char *kid, const char *secring) |
166 |
{ |
{ |
167 |
PACKET *pkt = (PACKET*)calloc (1, sizeof *pkt); |
PACKET *pkt; |
168 |
PKT_secret_key *sk; |
PKT_secret_key *sk; |
169 |
gpg_iobuf_t inp; |
gpg_iobuf_t inp; |
170 |
gpgme_error_t err; |
gpgme_error_t err; |
173 |
char keyid[16+1]; |
char keyid[16+1]; |
174 |
|
|
175 |
inp = gpg_iobuf_open (secring); |
inp = gpg_iobuf_open (secring); |
176 |
if (!inp) { |
if (!inp) |
|
safe_free (pkt); |
|
177 |
return; |
return; |
178 |
} |
|
179 |
gpg_iobuf_ioctl (inp, 3, 1, NULL); |
gpg_iobuf_ioctl (inp, 3, 1, NULL); |
180 |
|
pkt = (PACKET*)calloc (1, sizeof *pkt); |
181 |
|
if (!pkt) |
182 |
|
BUG (0); |
183 |
gpg_init_packet (pkt); |
gpg_init_packet (pkt); |
184 |
while (gpg_parse_packet (inp, pkt) != -1) { |
while (gpg_parse_packet (inp, pkt) != -1) { |
185 |
if (pkt->pkttype == PKT_SECRET_KEY) { |
if (pkt->pkttype == PKT_SECRET_KEY) { |
208 |
} |
} |
209 |
|
|
210 |
|
|
211 |
|
/* Update the photo image of a single key with the fingerprint |
212 |
|
@fpr. The @dat struct contains the new item data. */ |
213 |
|
static gpgme_error_t |
214 |
|
keycache_update_photo (gpg_keycache_t ctx, const char *fpr, attr_list_t dat) |
215 |
|
{ |
216 |
|
struct keycache_s *fnd = NULL; |
217 |
|
gpgme_key_t key; |
218 |
|
|
219 |
|
gpg_keycache_find_key2 (ctx, fpr, 0, &key, &fnd); |
220 |
|
if (!fnd) |
221 |
|
return gpg_error (GPG_ERR_NOT_FOUND); |
222 |
|
safe_free (fnd->attrib.d); |
223 |
|
fnd->attrib.flags = dat->flags; |
224 |
|
fnd->attrib.len = dat->octets; |
225 |
|
fnd->attrib.d = (unsigned char*)malloc (dat->octets); |
226 |
|
if (!fnd->attrib.d) |
227 |
|
BUG (0); |
228 |
|
memcpy (fnd->attrib.d, dat->d, dat->octets); |
229 |
|
return 0; |
230 |
|
} |
231 |
|
|
232 |
|
|
233 |
|
/* Update all photo images in the cache. */ |
234 |
|
static gpgme_error_t |
235 |
|
keycache_update_photos (gpg_keycache_t ctx) |
236 |
|
{ |
237 |
|
attr_list_t list=NULL, n; |
238 |
|
DWORD ndata; |
239 |
|
|
240 |
|
ndata = parse_attr_data (NULL, &list); |
241 |
|
if (ndata < 1) { |
242 |
|
free_attr_list (list); |
243 |
|
return 0; |
244 |
|
} |
245 |
|
|
246 |
|
for (n=list; n; n=n->next) |
247 |
|
keycache_update_photo (ctx, n->fpr, n); |
248 |
|
free_attr_list (list); |
249 |
|
return 0; |
250 |
|
} |
251 |
|
|
252 |
|
|
253 |
/* Merge the information from the keyrings into the key cache structure. */ |
/* Merge the information from the keyrings into the key cache structure. */ |
254 |
gpgme_error_t |
gpgme_error_t |
255 |
keycache_prepare2 (gpg_keycache_t ctx, const char *kid, |
keycache_prepare2 (gpg_keycache_t ctx, const char *kid, |
258 |
gpgme_error_t err = gpg_error (GPG_ERR_NO_ERROR); |
gpgme_error_t err = gpg_error (GPG_ERR_NO_ERROR); |
259 |
gpgme_key_t key = NULL; |
gpgme_key_t key = NULL; |
260 |
gpg_iobuf_t inp; |
gpg_iobuf_t inp; |
261 |
PACKET *pkt = (PACKET*)calloc (1, sizeof * pkt); |
PACKET *pkt; |
262 |
struct keycache_s *c; |
struct keycache_s *c; |
263 |
const byte *sym_prefs; |
const byte *sym_prefs; |
264 |
char keyid[16+1], *id = NULL; |
char keyid[16+1]; |
265 |
int key_seen = 0; |
int key_seen = 0; |
266 |
size_t nsym =0; |
size_t nsym =0; |
267 |
|
|
268 |
if (secring) { |
if (secring) { |
269 |
parse_secring (ctx, kid, secring); |
parse_secring (ctx, kid, secring); |
270 |
if (!pubring) { |
if (!pubring) |
|
safe_free (pkt); |
|
271 |
return 0; |
return 0; |
|
} |
|
272 |
} |
} |
273 |
inp = gpg_iobuf_open (pubring); |
inp = gpg_iobuf_open (pubring); |
274 |
if (!inp) { |
if (!inp) |
|
safe_free (pkt); |
|
275 |
return gpg_error (GPG_ERR_KEYRING_OPEN); |
return gpg_error (GPG_ERR_KEYRING_OPEN); |
|
} |
|
276 |
gpg_iobuf_ioctl (inp, 3, 1, NULL); /* disable cache */ |
gpg_iobuf_ioctl (inp, 3, 1, NULL); /* disable cache */ |
277 |
|
|
278 |
|
pkt = (PACKET*)calloc (1, sizeof * pkt); |
279 |
|
if (!pkt) |
280 |
|
BUG (0); |
281 |
gpg_init_packet (pkt); |
gpg_init_packet (pkt); |
282 |
while (gpg_parse_packet (inp, pkt) != -1) { |
while (gpg_parse_packet (inp, pkt) != -1) { |
283 |
if (pkt->pkttype == PKT_PUBLIC_KEY) { |
if (pkt->pkttype == PKT_PUBLIC_KEY) { |
285 |
key_seen = 1; |
key_seen = 1; |
286 |
} |
} |
287 |
|
|
288 |
if (pkt->pkttype == PKT_SIGNATURE && pkt->pkt.signature->sig_class == 0x1F) { |
if (pkt->pkttype == PKT_SIGNATURE && |
289 |
|
pkt->pkt.signature->sig_class == 0x1F) { |
290 |
if (pkt->pkt.signature->numrevkeys == 0) |
if (pkt->pkt.signature->numrevkeys == 0) |
291 |
goto next; |
goto next; |
292 |
_snprintf (keyid, sizeof keyid -1, "%08X", pkt->pkt.signature->keyid[1]); |
_snprintf (keyid, sizeof (keyid) -1, "%08X", |
293 |
|
pkt->pkt.signature->keyid[1]); |
294 |
if (kid && strcmp (kid, keyid) != 0) |
if (kid && strcmp (kid, keyid) != 0) |
295 |
goto next; |
goto next; |
296 |
err = gpg_keycache_find_key2 (ctx, keyid, 0, &key, &c); |
err = gpg_keycache_find_key2 (ctx, keyid, 0, &key, &c); |
299 |
c->gloflags.has_desig_rev = 1; |
c->gloflags.has_desig_rev = 1; |
300 |
} |
} |
301 |
if (pkt->pkttype == PKT_SIGNATURE && key_seen == 1 ) { |
if (pkt->pkttype == PKT_SIGNATURE && key_seen == 1 ) { |
302 |
sym_prefs=gpg_parse_sig_subpkt (pkt->pkt.signature->hashed, |
sym_prefs = gpg_parse_sig_subpkt (pkt->pkt.signature->hashed, |
303 |
SIGSUBPKT_PREF_SYM, &nsym); |
SIGSUBPKT_PREF_SYM, &nsym); |
304 |
if (sym_prefs == NULL) |
if (!sym_prefs) |
305 |
goto next; |
goto next; |
306 |
_snprintf (keyid, sizeof keyid - 1, "%08X", pkt->pkt.signature->keyid[1]); |
_snprintf (keyid, sizeof (keyid) - 1, "%08X", |
307 |
|
pkt->pkt.signature->keyid[1]); |
308 |
if (kid && strcmp (kid, keyid) != 0) |
if (kid && strcmp (kid, keyid) != 0) |
309 |
goto next; |
goto next; |
310 |
err = gpg_keycache_find_key2 (ctx, keyid, 0, &key, &c); |
err = gpg_keycache_find_key2 (ctx, keyid, 0, &key, &c); |
313 |
else if (nsym > 0) { |
else if (nsym > 0) { |
314 |
c->sym_prefs = (unsigned char*)calloc (1, nsym+1); |
c->sym_prefs = (unsigned char*)calloc (1, nsym+1); |
315 |
if (!c->sym_prefs) |
if (!c->sym_prefs) |
316 |
return gpg_error (GPG_ERR_ENOMEM); |
BUG (0); |
317 |
memcpy (c->sym_prefs, sym_prefs, nsym); |
memcpy (c->sym_prefs, sym_prefs, nsym); |
318 |
} |
} |
319 |
} |
} |
|
if (pkt->pkttype == PKT_USER_ID) { |
|
|
if (id) |
|
|
free (id); |
|
|
id = strdup (pkt->pkt.user_id->name); |
|
|
if (!id) { |
|
|
err = gpg_error (GPG_ERR_ENOMEM); |
|
|
goto fail; |
|
|
} |
|
|
} |
|
|
if ((pkt->pkttype == PKT_USER_ID || pkt->pkttype == PKT_ATTRIBUTE) |
|
|
&& pkt->pkt.user_id->attrib_data && key) { |
|
|
PKT_user_id *uid = pkt->pkt.user_id; |
|
|
c->attrib.used = 1; |
|
|
c->attrib.len = uid->attrib_len; |
|
|
c->attrib.d = (unsigned char*)calloc (1, uid->attrib_len + 1); |
|
|
if (!c->attrib.d) { |
|
|
err = gpg_error (GPG_ERR_ENOMEM); |
|
|
goto fail; |
|
|
} |
|
|
memcpy (c->attrib.d, uid->attrib_data, uid->attrib_len); |
|
|
key = NULL; |
|
|
c = NULL; |
|
|
} |
|
320 |
next: |
next: |
321 |
gpg_free_packet (pkt); |
gpg_free_packet (pkt); |
322 |
gpg_init_packet(pkt); |
gpg_init_packet(pkt); |
323 |
} |
} |
324 |
|
|
|
fail: |
|
|
safe_free (id); |
|
325 |
safe_free (pkt); |
safe_free (pkt); |
326 |
gpg_iobuf_close (inp); |
gpg_iobuf_close (inp); |
327 |
return err; |
return err; |
355 |
return gpg_error (GPG_ERR_INV_ARG); |
return gpg_error (GPG_ERR_INV_ARG); |
356 |
ctx = (gpg_keycache_t)calloc (1, sizeof *ctx); |
ctx = (gpg_keycache_t)calloc (1, sizeof *ctx); |
357 |
if (!ctx) |
if (!ctx) |
358 |
return gpg_error (GPG_ERR_ENOMEM); |
BUG (0); |
359 |
ctx->secret = 0; |
ctx->secret = 0; |
360 |
ctx->pos = 0; |
ctx->pos = 0; |
361 |
*r_ctx = ctx; |
*r_ctx = ctx; |
376 |
c2 = c->next; |
c2 = c->next; |
377 |
gpgme_key_release (c->key); |
gpgme_key_release (c->key); |
378 |
c->key = NULL; |
c->key = NULL; |
379 |
if (c->sym_prefs) |
safe_free (c->pref_keyserver); |
380 |
free (c->sym_prefs); |
safe_free (c->sym_prefs); |
381 |
c->sym_prefs = NULL; |
safe_free (c->attrib.d); |
382 |
if (c->attrib.d) |
safe_free (c->card_type); |
|
free (c->attrib.d); |
|
|
c->attrib.d = NULL; |
|
|
if (c->card_type) |
|
|
free (c->card_type); |
|
383 |
free (c); |
free (c); |
384 |
} |
} |
385 |
if (ctx) |
safe_free (ctx); |
|
free (ctx); |
|
386 |
} |
} |
387 |
|
|
388 |
|
|
416 |
|
|
417 |
c = (struct keycache_s*)calloc (1, sizeof *c); |
c = (struct keycache_s*)calloc (1, sizeof *c); |
418 |
if (!c) |
if (!c) |
419 |
return gpg_error (GPG_ERR_ENOMEM); |
BUG (0); |
420 |
c->gloflags.is_protected = 1; /*default: assume protection. */ |
c->gloflags.is_protected = 1; /*default: assume protection. */ |
421 |
c->key = key; |
c->key = key; |
422 |
if (!ctx->item) |
if (!ctx->item) |
487 |
} |
} |
488 |
*r_key = NULL; |
*r_key = NULL; |
489 |
return gpg_error (GPG_ERR_INTERNAL); |
return gpg_error (GPG_ERR_INTERNAL); |
490 |
} /* keycache_find_key */ |
} |
491 |
|
|
492 |
|
|
493 |
gpgme_error_t |
gpgme_error_t |
498 |
} |
} |
499 |
|
|
500 |
|
|
501 |
|
/* Reload a photo image of a single key with the keyid @keyid. |
502 |
|
Return value: 0 on success. */ |
503 |
|
static gpgme_error_t |
504 |
|
keycache_reload_photo (gpg_keycache_t ctx, const char *keyid) |
505 |
|
{ |
506 |
|
attr_list_t list; |
507 |
|
|
508 |
|
if (parse_attr_data (keyid, &list) < 1) { |
509 |
|
free_attr_list (list); |
510 |
|
return 0; |
511 |
|
} |
512 |
|
keycache_update_photo (ctx, list->fpr, list); |
513 |
|
free_attr_list (list); |
514 |
|
return 0; |
515 |
|
} |
516 |
|
|
517 |
|
|
518 |
|
/* Return the next key which was updated. Before it is |
519 |
|
returned the update flag is cleared. |
520 |
|
@r_status is 1 for a new key and 2 for an updated key. |
521 |
|
Return value: 0 on success. */ |
522 |
|
gpgme_error_t |
523 |
|
gpg_keycache_next_updated_key (gpg_keycache_t ctx, |
524 |
|
struct keycache_s **r_obj, |
525 |
|
int *r_status) |
526 |
|
{ |
527 |
|
struct keycache_s *c; |
528 |
|
|
529 |
|
for (c = ctx->item; c; c = c->next) { |
530 |
|
if (c->flags != 0) { |
531 |
|
*r_status = c->flags; |
532 |
|
*r_obj = c; |
533 |
|
c->flags = 0; |
534 |
|
return 0; |
535 |
|
} |
536 |
|
} |
537 |
|
return gpg_error (GPG_ERR_NOT_FOUND); |
538 |
|
} |
539 |
|
|
540 |
|
|
541 |
|
|
542 |
gpgme_error_t |
gpgme_error_t |
543 |
gpg_keycache_update_key (gpg_keycache_t ctx, int is_sec, |
gpg_keycache_update_key (gpg_keycache_t ctx, int is_sec, |
544 |
void *opaque, const char *keyid) |
void *opaque, const char *keyid) |
552 |
err = gpgme_new (&gctx); |
err = gpgme_new (&gctx); |
553 |
if (err) |
if (err) |
554 |
return err; |
return err; |
555 |
|
gpgme_set_keylist_mode (gctx, GPGME_KEYLIST_MODE_SIGS); |
556 |
err = gpgme_get_key (gctx, keyid, &key, is_sec); |
err = gpgme_get_key (gctx, keyid, &key, is_sec); |
557 |
gpgme_release (gctx); |
gpgme_release (gctx); |
558 |
if (err) |
if (err) |
562 |
log_debug ("keycache update: keyid=%s %p\r\n", keyid, pub); |
log_debug ("keycache update: keyid=%s %p\r\n", keyid, pub); |
563 |
gpgme_key_release (fndkey); |
gpgme_key_release (fndkey); |
564 |
c->key = key; |
c->key = key; |
565 |
c->flags = 0; |
c->flags = KC_FLAG_UPD; |
566 |
if (is_sec && pub != NULL && |
if (is_sec && pub != NULL && |
567 |
!gpg_keycache_find_key (pub, keyid, 0, &fndkey)) { |
!gpg_keycache_find_key (pub, keyid, 0, &fndkey)) { |
568 |
log_debug ("keycache update: set public part %p\r\n", fndkey); |
log_debug ("keycache update: set public part %p\r\n", fndkey); |
569 |
c->pubpart->key = fndkey; |
c->pubpart->key = fndkey; |
570 |
} |
} |
571 |
|
/* XXX: this is also called for keys without a photo-id. */ |
572 |
|
keycache_reload_photo (ctx, keyid); |
573 |
} |
} |
574 |
else { |
else { |
575 |
log_debug ("keycache add: sync public part\r\n"); |
log_debug ("keycache add: sync public part\r\n"); |
585 |
c->gloflags.divert_to_card = c_new->gloflags.divert_to_card; |
c->gloflags.divert_to_card = c_new->gloflags.divert_to_card; |
586 |
} |
} |
587 |
} |
} |
588 |
|
if (c) |
589 |
|
c->flags = KC_FLAG_ADD; |
590 |
} |
} |
591 |
return 0; |
return 0; |
592 |
} |
} |
610 |
c = ctx->item; |
c = ctx->item; |
611 |
if (c->next == NULL) { |
if (c->next == NULL) { |
612 |
gpgme_key_release (itm->key); |
gpgme_key_release (itm->key); |
613 |
if (itm) |
safe_free (itm); |
|
free (itm); |
|
614 |
ctx->item = NULL; |
ctx->item = NULL; |
615 |
} |
} |
616 |
else { |
else { |
617 |
while (c && c->next != itm) |
for (; c != NULL; c = c->next) { |
618 |
c = c->next; |
if (c->next == itm) |
619 |
|
break; |
620 |
|
} |
621 |
|
assert (c != NULL); /* XXX: sometimes access violation. */ |
622 |
c->next = c->next->next; |
c->next = c->next->next; |
623 |
gpgme_key_release (itm->key); |
gpgme_key_release (itm->key); |
624 |
if (itm) |
safe_free (itm); |
|
free (itm); |
|
625 |
} |
} |
626 |
return 0; |
return 0; |
627 |
} |
} |
657 |
} |
} |
658 |
if (gpgme_err_code (err) == GPG_ERR_EOF) |
if (gpgme_err_code (err) == GPG_ERR_EOF) |
659 |
err = gpg_error (GPG_ERR_NO_ERROR); |
err = gpg_error (GPG_ERR_NO_ERROR); |
660 |
|
keycache_update_photos (ctx); |
661 |
/* XXX: make sure the progress dialog is closed. */ |
/* XXX: make sure the progress dialog is closed. */ |
662 |
gpgme_op_keylist_end (c); |
gpgme_op_keylist_end (c); |
663 |
gpgme_release (c); |
gpgme_release (c); |
695 |
pos++; |
pos++; |
696 |
p = (unsigned char*)calloc (1, pos+1); |
p = (unsigned char*)calloc (1, pos+1); |
697 |
if (!p) |
if (!p) |
698 |
abort (); |
BUG (0); |
699 |
memcpy (p, prefs, pos); |
memcpy (p, prefs, pos); |
700 |
return p; |
return p; |
701 |
} |
} |
716 |
c_sec->gloflags.divert_to_card = c->gloflags.divert_to_card; |
c_sec->gloflags.divert_to_card = c->gloflags.divert_to_card; |
717 |
if (!c->gloflags.divert_to_card) |
if (!c->gloflags.divert_to_card) |
718 |
c->gloflags.divert_to_card = key_divert_to_card (key); |
c->gloflags.divert_to_card = key_divert_to_card (key); |
719 |
c->sym_prefs = copy_uid_prefs (c_sec->sym_prefs); |
if (c_sec->sym_prefs) |
720 |
|
c->sym_prefs = copy_uid_prefs (c_sec->sym_prefs); |
721 |
c->pubpart = c_sec; |
c->pubpart = c_sec; |
722 |
c->pubpart->key = key; |
c->pubpart->key = key; |
723 |
} |
} |
766 |
*r_key = NULL; |
*r_key = NULL; |
767 |
return gpg_error (GPG_ERR_EOF); |
return gpg_error (GPG_ERR_EOF); |
768 |
} |
} |
769 |
|
if (ctx->tmp->flags != 0) |
770 |
|
ctx->tmp->flags = 0; /* reset the 'updated' status. */ |
771 |
|
/* it might be possible there is no public key. */ |
772 |
|
if (flags && ctx->tmp->pubpart == NULL) |
773 |
|
flags = 0; |
774 |
*r_key = flags? ctx->tmp->pubpart->key : ctx->tmp->key; |
*r_key = flags? ctx->tmp->pubpart->key : ctx->tmp->key; |
775 |
*c = ctx->tmp = ctx->tmp->next; |
*c = ctx->tmp = ctx->tmp->next; |
776 |
ctx->pos++; |
ctx->pos++; |
791 |
err = keycache_next_key (ctx, flags, &c, r_key); |
err = keycache_next_key (ctx, flags, &c, r_key); |
792 |
return err; |
return err; |
793 |
} |
} |
794 |
|
|
795 |
|
|
796 |
|
/* Search for a key with the pattern @pattern and mark |
797 |
|
this key as the default signing key if found. |
798 |
|
Return value: 0 on success. */ |
799 |
|
gpgme_error_t |
800 |
|
gpg_keycache_set_default_key (gpg_keycache_t ctx, |
801 |
|
const char *pattern) |
802 |
|
{ |
803 |
|
gpgme_error_t err; |
804 |
|
gpgme_key_t key; |
805 |
|
struct keycache_s *itm; |
806 |
|
|
807 |
|
err = gpg_keycache_find_key2 (ctx, pattern, 0, &key, &itm); |
808 |
|
if (err) |
809 |
|
return err; |
810 |
|
|
811 |
|
if (itm) |
812 |
|
itm->default_key = 1; |
813 |
|
return 0; |
814 |
|
} |
815 |
|
|
816 |
|
/* Return the default key from the cache. If no was |
817 |
|
marked before, NULL is returned in @r_key. |
818 |
|
Return value: 0 on success. */ |
819 |
|
gpgme_error_t |
820 |
|
gpg_keycache_get_default_key (gpg_keycache_t ctx, |
821 |
|
gpgme_key_t *r_key) |
822 |
|
{ |
823 |
|
struct keycache_s *itm; |
824 |
|
|
825 |
|
*r_key = NULL; |
826 |
|
for (itm = ctx->item; itm; itm = itm->next) { |
827 |
|
if (itm->default_key) { |
828 |
|
*r_key = itm->key; |
829 |
|
break; |
830 |
|
} |
831 |
|
} |
832 |
|
if (!*r_key) |
833 |
|
return gpgme_error (GPG_ERR_NOT_FOUND); |
834 |
|
return 0; |
835 |
|
} |
836 |
|
|
837 |
|
|
838 |
|
static gpgme_error_t |
839 |
|
decode_subpacket (const char *subpkt_data, int *type, |
840 |
|
char **out, WORD *outlen) |
841 |
|
{ |
842 |
|
char tmp[128], *p = tmp, *val; |
843 |
|
char *enc = NULL; |
844 |
|
size_t pos = 0, i=0; |
845 |
|
|
846 |
|
/* example: spk:24:1:21:http%3A//subkeys.pgp.de */ |
847 |
|
*outlen = 0; |
848 |
|
*out = NULL; |
849 |
|
|
850 |
|
if (strncmp (subpkt_data, "spk:", 4)) |
851 |
|
return gpg_error (GPG_ERR_NO_DATA); |
852 |
|
|
853 |
|
strncpy (tmp, subpkt_data, 62); |
854 |
|
val = strtok (tmp, ":"); |
855 |
|
while (val != NULL) { |
856 |
|
switch (pos++) { |
857 |
|
case 0: |
858 |
|
break; |
859 |
|
|
860 |
|
case 1: |
861 |
|
if (type) |
862 |
|
*type = atoi (val); |
863 |
|
break; |
864 |
|
|
865 |
|
case 2: |
866 |
|
break; |
867 |
|
|
868 |
|
case 3: |
869 |
|
*outlen = atoi (val); |
870 |
|
break; |
871 |
|
|
872 |
|
case 4: |
873 |
|
enc = strdup (val); |
874 |
|
break; |
875 |
|
} |
876 |
|
val = strtok (NULL, ":"); |
877 |
|
} |
878 |
|
if (!enc) |
879 |
|
return gpg_error (GPG_ERR_NO_DATA);; |
880 |
|
*out = (char*)calloc (1, strlen (enc)+1); |
881 |
|
if (!*out) |
882 |
|
BUG (0); |
883 |
|
for (pos = 0; pos < strlen (enc); pos++) { |
884 |
|
if (enc[pos] == '%' && enc[pos+1] == '%') |
885 |
|
(*out)[i++] = '%'; |
886 |
|
else if (enc[pos] == '%') { |
887 |
|
char temp[3]; |
888 |
|
temp[0] = enc[++pos]; |
889 |
|
temp[1] = enc[++pos]; |
890 |
|
temp[2] = 0; |
891 |
|
(*out)[i++] = (char)strtoul (temp, NULL, 16); |
892 |
|
} |
893 |
|
else |
894 |
|
(*out)[i++] = enc[pos]; |
895 |
|
} |
896 |
|
(*out)[i] = 0; |
897 |
|
free (enc); |
898 |
|
return 0; |
899 |
|
} |
900 |
|
|
901 |
|
|
902 |
|
/* If the attribute given in @attr is not set in the |
903 |
|
key cache object, try to update it. */ |
904 |
|
gpgme_error_t |
905 |
|
gpg_keycache_update_attr (struct keycache_s *item, |
906 |
|
int attr, int force) |
907 |
|
{ |
908 |
|
gpgme_error_t err = gpg_error (GPG_ERR_NO_ERROR); |
909 |
|
char *val = NULL; |
910 |
|
WORD n = 0; |
911 |
|
|
912 |
|
switch (attr) { |
913 |
|
case KC_ATTR_PREFSYM: |
914 |
|
if (!force && item->sym_prefs) |
915 |
|
break; |
916 |
|
safe_free (item->sym_prefs); |
917 |
|
err = gpg_find_key_subpacket (item->key->subkeys->keyid+8, attr, &val); |
918 |
|
if (!err && val != NULL) |
919 |
|
err = decode_subpacket (val, NULL, (char**)&item->sym_prefs, &n); |
920 |
|
break; |
921 |
|
|
922 |
|
case KC_ATTR_PREFKSERV: |
923 |
|
if (!force && item->pref_keyserver) |
924 |
|
break; |
925 |
|
safe_free (item->pref_keyserver); |
926 |
|
err = gpg_find_key_subpacket (item->key->subkeys->keyid+8, attr, &val); |
927 |
|
if (!err && val != NULL) |
928 |
|
err = decode_subpacket (val, NULL, &item->pref_keyserver, &n); |
929 |
|
break; |
930 |
|
} |
931 |
|
safe_free (val); |
932 |
|
return err; |
933 |
|
} |
934 |
|
|