| 1 |
/* editcard.c - OpenPGP Smartcard Support |
| 2 |
* Copyright (C) 2003, 2004 Timo Schulz |
| 3 |
* |
| 4 |
* This file is part of MyGPGME. |
| 5 |
* |
| 6 |
* MyGPGME is free software; you can redistribute it and/or modify |
| 7 |
* it under the terms of the GNU General Public License as published by |
| 8 |
* the Free Software Foundation; either version 2 of the License, or |
| 9 |
* (at your option) any later version. |
| 10 |
* |
| 11 |
* MyGPGME is distributed in the hope that it will be useful, |
| 12 |
* but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 13 |
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| 14 |
* GNU General Public License for more details. |
| 15 |
* |
| 16 |
* You should have received a copy of the GNU General Public License |
| 17 |
* along with this program; if not, write to the Free Software Foundation, |
| 18 |
* Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA |
| 19 |
*/ |
| 20 |
|
| 21 |
#include <stdio.h> |
| 22 |
|
| 23 |
#include "gpgme-config.h" |
| 24 |
#ifdef WITH_EDITCARD |
| 25 |
#include "ops.h" |
| 26 |
#include "context.h" |
| 27 |
#include "util.h" |
| 28 |
#include "types.h" |
| 29 |
|
| 30 |
|
| 31 |
#define save_write(val) ((val)? (val) : "") |
| 32 |
|
| 33 |
#define ON_EVENT(_code, _key) (code == (_code) && !strcmp (key, _key)) |
| 34 |
|
| 35 |
|
| 36 |
static void |
| 37 |
card_status_handler (gpgme_ctx_t ctx, gpg_status_code_t code, char * args) |
| 38 |
{ |
| 39 |
if (!ctx || ctx->out_of_core) |
| 40 |
return; |
| 41 |
|
| 42 |
switch (code) { |
| 43 |
|
| 44 |
case STATUS_SC_OP_SUCCESS: |
| 45 |
ctx->problem = 0; |
| 46 |
break; |
| 47 |
|
| 48 |
case STATUS_SC_OP_FAILURE: |
| 49 |
ctx->problem = -1; |
| 50 |
break; |
| 51 |
|
| 52 |
case STATUS_CARDCTRL: |
| 53 |
break; |
| 54 |
|
| 55 |
case STATUS_KEY_CREATED: |
| 56 |
safe_free (ctx->keygen_fpr); |
| 57 |
ctx->keygen_fpr = strdup (args+2); |
| 58 |
if (!ctx->keygen_fpr) |
| 59 |
ctx->out_of_core = 1; |
| 60 |
break; |
| 61 |
} |
| 62 |
} /* card_status_handler */ |
| 63 |
|
| 64 |
|
| 65 |
static const char * |
| 66 |
statuscard_command_handler (void * opaque, gpg_status_code_t code, |
| 67 |
const char * key) |
| 68 |
{ |
| 69 |
gpgme_ctx_t ctx = opaque; |
| 70 |
gpgme_editcard_t c = ctx->edit_opaque; |
| 71 |
|
| 72 |
if (!c || ctx->out_of_core) |
| 73 |
return NULL; |
| 74 |
|
| 75 |
if (ON_EVENT (STATUS_GET_LINE, "cardctrl.insert_card.okay")) |
| 76 |
{ |
| 77 |
if (c->card_cb ) |
| 78 |
return c->card_cb (1, c->cb_value); |
| 79 |
} |
| 80 |
|
| 81 |
return NULL; |
| 82 |
} /* statuscard_command_handler */ |
| 83 |
|
| 84 |
|
| 85 |
static const char * |
| 86 |
changepin_command_handler (void * opaque, gpg_status_code_t code, |
| 87 |
const char * key) |
| 88 |
{ |
| 89 |
gpgme_ctx_t ctx = opaque; |
| 90 |
gpgme_editcard_t c = ctx->edit_opaque; |
| 91 |
const char * s = ""; |
| 92 |
|
| 93 |
if( !c || ctx->out_of_core ) |
| 94 |
return NULL; |
| 95 |
|
| 96 |
/*DEBUG3 ("type=%d code=%d key=%s\n", c->type, code, key);*/ |
| 97 |
|
| 98 |
if (ON_EVENT (STATUS_GET_LINE, "cardctrl.insert_card_okay")) |
| 99 |
{ |
| 100 |
if (c->card_cb) |
| 101 |
return c->card_cb (1, c->cb_value); |
| 102 |
} |
| 103 |
if (ON_EVENT (STATUS_GET_LINE, "cardedit.prompt")) { |
| 104 |
|
| 105 |
} |
| 106 |
if (ON_EVENT (STATUS_GET_LINE, "cardutil.change_pin.menu")) |
| 107 |
{ |
| 108 |
if (c->cnt == 0) { |
| 109 |
c->cnt++; |
| 110 |
switch (ctx->edit_cmd) { |
| 111 |
case GPGME_EDITCARD_CHUPIN: return "1"; |
| 112 |
case GPGME_EDITCARD_UNBPIN: return "2"; |
| 113 |
case GPGME_EDITCARD_CHAPIN: return "3"; |
| 114 |
default: c->cnt = 0; return "Q"; |
| 115 |
} |
| 116 |
} |
| 117 |
else if (c->cnt) { |
| 118 |
c->cnt = 0; |
| 119 |
return "Q"; |
| 120 |
} |
| 121 |
} |
| 122 |
if (ctx->edit_cmd == GPGME_EDITCARD_CHUPIN) |
| 123 |
{ |
| 124 |
if (ON_EVENT (STATUS_GET_HIDDEN, "passphrase.pin.ask")) { |
| 125 |
s = c->u.pin.pinold; |
| 126 |
c->cnt++; |
| 127 |
} |
| 128 |
if (ON_EVENT (STATUS_GET_HIDDEN, "passphrase.pin.new.ask")) { |
| 129 |
s = c->u.pin.pinnew; |
| 130 |
c->cnt++; |
| 131 |
} |
| 132 |
if (ON_EVENT (STATUS_GET_HIDDEN, "passphrase.pin.repeat")) { |
| 133 |
s = c->u.pin.pinnew; |
| 134 |
c->cnt++; |
| 135 |
} |
| 136 |
return s; |
| 137 |
} |
| 138 |
else if (ctx->edit_cmd == GPGME_EDITCARD_CHAPIN) |
| 139 |
{ |
| 140 |
if (ON_EVENT (STATUS_GET_HIDDEN, "passphrase.adminpin.ask")) { |
| 141 |
s = c->u.pin.pinold; |
| 142 |
c->cnt++; |
| 143 |
} |
| 144 |
if (ON_EVENT (STATUS_GET_HIDDEN, "passphrase.adminpin.new.ask")) { |
| 145 |
s = c->u.pin.pinnew; |
| 146 |
c->cnt++; |
| 147 |
} |
| 148 |
if (ON_EVENT (STATUS_GET_HIDDEN, "passphrase.pin.repeat")) { |
| 149 |
s = c->u.pin.pinnew; |
| 150 |
c->cnt++; |
| 151 |
} |
| 152 |
return s; |
| 153 |
} |
| 154 |
else if (ctx->edit_cmd == GPGME_EDITCARD_UNBPIN) |
| 155 |
{ |
| 156 |
/* todo */ |
| 157 |
} |
| 158 |
|
| 159 |
return NULL; |
| 160 |
} /* changepin_command_handler */ |
| 161 |
|
| 162 |
|
| 163 |
static const char * |
| 164 |
editcard_command_handler (void * opaque, gpg_status_code_t code, const char * key) |
| 165 |
{ |
| 166 |
gpgme_ctx_t ctx = opaque; |
| 167 |
gpgme_editcard_t c = ctx->edit_opaque; |
| 168 |
|
| 169 |
/*DEBUG3 ("type=%d code=%d key=%s\n", c->type, code, key);*/ |
| 170 |
|
| 171 |
if (!c || ctx->out_of_core) |
| 172 |
return NULL; |
| 173 |
|
| 174 |
if (ON_EVENT (STATUS_GET_LINE, "cardctrl.insert_card.okay")) { |
| 175 |
if (c->card_cb) |
| 176 |
return c->card_cb (1, c->cb_value); |
| 177 |
} |
| 178 |
|
| 179 |
if (ON_EVENT (STATUS_GET_LINE, "cardedit.prompt")) |
| 180 |
{ |
| 181 |
if (c->cnt == 0) /* first switch in the admin mode */ |
| 182 |
{ |
| 183 |
c->cnt++; |
| 184 |
return "admin"; |
| 185 |
} |
| 186 |
if (c->cnt == 1) /* then run the send command */ |
| 187 |
{ |
| 188 |
c->cnt++; |
| 189 |
switch (ctx->edit_cmd) |
| 190 |
{ |
| 191 |
case GPGME_EDITCARD_NAME: return "name"; |
| 192 |
case GPGME_EDITCARD_KEYURL: return "url"; |
| 193 |
case GPGME_EDITCARD_LOGIN: return "login"; |
| 194 |
case GPGME_EDITCARD_SEX: return "sex"; |
| 195 |
case GPGME_EDITCARD_LANG: return "lang"; |
| 196 |
case GPGME_EDITCARD_GENKEY: return "generate"; |
| 197 |
default: return "quit"; |
| 198 |
} |
| 199 |
} |
| 200 |
else if (c->cnt >= 2) /* done: send exit */ |
| 201 |
{ |
| 202 |
c->cnt = 0; |
| 203 |
return "quit"; |
| 204 |
} |
| 205 |
} |
| 206 |
if (c->cnt > 0 && code == STATUS_GET_HIDDEN) |
| 207 |
{ |
| 208 |
if (!strcmp (key, "passphrase.adminpin.ask")) |
| 209 |
return c->apin; |
| 210 |
if (!strcmp (key, "passphrase.pin.ask")) |
| 211 |
return c->upin; |
| 212 |
} |
| 213 |
switch (ctx->edit_cmd) |
| 214 |
{ |
| 215 |
case GPGME_EDITCARD_NAME: |
| 216 |
if (ON_EVENT (STATUS_GET_LINE, "keygen.smartcard.surname")) |
| 217 |
return save_write (c->u.edit.surname); |
| 218 |
else if (ON_EVENT (STATUS_GET_LINE, "keygen.smartcard.givenname")) |
| 219 |
return save_write (c->u.edit.givenname); |
| 220 |
break; |
| 221 |
|
| 222 |
case GPGME_EDITCARD_KEYURL: |
| 223 |
if (ON_EVENT (STATUS_GET_LINE, "cardedit.change_url")) |
| 224 |
return save_write (c->u.edit.keyurl); |
| 225 |
break; |
| 226 |
|
| 227 |
case GPGME_EDITCARD_LOGIN: |
| 228 |
if (ON_EVENT (STATUS_GET_LINE, "cardedit.change_login")) |
| 229 |
return save_write (c->u.edit.login); |
| 230 |
break; |
| 231 |
|
| 232 |
case GPGME_EDITCARD_SEX: |
| 233 |
if (ON_EVENT (STATUS_GET_LINE, "cardedit.change_sex")) |
| 234 |
{ |
| 235 |
if (c->u.edit.sex != 'M' |
| 236 |
&& c->u.edit.sex != 'F' |
| 237 |
&& c->u.edit.sex != ' ') |
| 238 |
return " "; |
| 239 |
else |
| 240 |
{ |
| 241 |
static char buf[2]; |
| 242 |
buf[0] = c->u.edit.sex; buf[1] = 0; |
| 243 |
return buf; |
| 244 |
} |
| 245 |
} |
| 246 |
break; |
| 247 |
|
| 248 |
case GPGME_EDITCARD_LANG: |
| 249 |
if (ON_EVENT (STATUS_GET_LINE, "cardedit.change_lang")) |
| 250 |
return save_write (c->u.edit.lang); |
| 251 |
break; |
| 252 |
|
| 253 |
case GPGME_EDITCARD_GENKEY: |
| 254 |
if (ON_EVENT (STATUS_GET_HIDDEN, "passphrase.enter")) |
| 255 |
return c->keygen.passwd; |
| 256 |
if (ON_EVENT (STATUS_GET_BOOL, "cardedit.genkeys.backup_enc") || |
| 257 |
ON_EVENT (STATUS_GET_LINE, "cardedit.genkeys.backup_enc")) |
| 258 |
return c->keygen.flags & GPGME_CARDFLAG_BAKENC? "Y" : "N"; |
| 259 |
if (ON_EVENT (STATUS_GET_BOOL, "cardedit.genkeys.replace_keys")) |
| 260 |
{ |
| 261 |
if (! (c->keygen.flags & GPGME_CARDFLAG_REPLACE)) |
| 262 |
c->cancel = 1; |
| 263 |
return c->keygen.flags & GPGME_CARDFLAG_REPLACE? "Y" : "N"; |
| 264 |
} |
| 265 |
else if (ON_EVENT (STATUS_GET_LINE, "keygen.valid")) |
| 266 |
return save_write (c->keygen.expdate); |
| 267 |
else if (ON_EVENT (STATUS_GET_LINE, "keygen.name")) |
| 268 |
return save_write (c->keygen.name); |
| 269 |
else if (ON_EVENT (STATUS_GET_LINE, "keygen.email")) |
| 270 |
return save_write (c->keygen.email); |
| 271 |
else if (ON_EVENT (STATUS_GET_LINE, "keygen.comment")) |
| 272 |
return save_write (c->keygen.comment); |
| 273 |
break; |
| 274 |
|
| 275 |
default: |
| 276 |
return NULL; |
| 277 |
} |
| 278 |
return NULL; |
| 279 |
} /* editcard_command_handler */ |
| 280 |
|
| 281 |
|
| 282 |
static gpgme_error_t |
| 283 |
changepin_start (gpgme_ctx_t ctx) |
| 284 |
{ |
| 285 |
gpgme_error_t rc; |
| 286 |
|
| 287 |
ctx->pending = 1; |
| 288 |
|
| 289 |
_gpgme_gpg_release (&ctx->gpg); |
| 290 |
rc = _gpgme_gpg_new (&ctx->gpg); |
| 291 |
if (rc) |
| 292 |
return rc; |
| 293 |
|
| 294 |
_gpgme_gpg_set_status_handler (ctx->gpg, card_status_handler, ctx); |
| 295 |
_gpgme_gpg_set_command_handler (ctx->gpg, changepin_command_handler, ctx); |
| 296 |
|
| 297 |
_gpgme_gpg_add_arg (ctx->gpg, "--change-pin"); |
| 298 |
|
| 299 |
rc = _gpgme_gpg_spawn (ctx->gpg, ctx); |
| 300 |
if (rc) { |
| 301 |
ctx->pending = 0; |
| 302 |
_gpgme_gpg_release (&ctx->gpg); |
| 303 |
} |
| 304 |
|
| 305 |
return rc; |
| 306 |
} /* changepin_start */ |
| 307 |
|
| 308 |
|
| 309 |
gpgme_error_t |
| 310 |
gpgme_op_changepin( gpgme_ctx_t ctx ) |
| 311 |
{ |
| 312 |
gpgme_error_t rc; |
| 313 |
|
| 314 |
rc = changepin_start (ctx); |
| 315 |
if (!rc) { |
| 316 |
gpgme_wait (ctx, 1); |
| 317 |
ctx->pending = 0; |
| 318 |
if (gpgme_get_process_rc (ctx)) |
| 319 |
rc = mk_error (Internal_GPG_Problem); |
| 320 |
else if (ctx->problem) |
| 321 |
rc = mk_error (SC_Failure); |
| 322 |
} |
| 323 |
return rc; |
| 324 |
} /* gpgme_op_changepin */ |
| 325 |
|
| 326 |
|
| 327 |
gpgme_error_t |
| 328 |
gpgme_changepin_set (gpgme_editcard_t chpin, int which, |
| 329 |
const char * pinold, const char * pinnew) |
| 330 |
{ |
| 331 |
if (!chpin) |
| 332 |
return mk_error (Invalid_Value); |
| 333 |
chpin->type = which; |
| 334 |
chpin->u.pin.pinnew = pinnew; |
| 335 |
chpin->u.pin.pinold = pinold; |
| 336 |
return 0; |
| 337 |
} /* gpgme_changepin_set */ |
| 338 |
|
| 339 |
|
| 340 |
static gpgme_error_t |
| 341 |
editcard_start (gpgme_ctx_t ctx) |
| 342 |
{ |
| 343 |
gpgme_error_t rc; |
| 344 |
|
| 345 |
ctx->pending = 1; |
| 346 |
|
| 347 |
_gpgme_gpg_release (&ctx->gpg); |
| 348 |
rc = _gpgme_gpg_new (&ctx->gpg); |
| 349 |
if (rc) |
| 350 |
return rc; |
| 351 |
|
| 352 |
_gpgme_gpg_set_status_handler (ctx->gpg, card_status_handler, ctx); |
| 353 |
if (ctx->edit_cmd) |
| 354 |
_gpgme_gpg_set_command_handler (ctx->gpg, editcard_command_handler, ctx); |
| 355 |
|
| 356 |
_gpgme_gpg_add_arg (ctx->gpg, "--card-edit"); |
| 357 |
|
| 358 |
rc = _gpgme_gpg_spawn (ctx->gpg, ctx); |
| 359 |
if (rc) { |
| 360 |
ctx->pending = 0; |
| 361 |
_gpgme_gpg_release (&ctx->gpg); |
| 362 |
} |
| 363 |
|
| 364 |
return rc; |
| 365 |
} /* editcard_start */ |
| 366 |
|
| 367 |
|
| 368 |
gpgme_error_t |
| 369 |
gpgme_op_editcard (gpgme_ctx_t ctx) |
| 370 |
{ |
| 371 |
gpgme_error_t rc; |
| 372 |
|
| 373 |
rc = editcard_start (ctx); |
| 374 |
if (!rc) { |
| 375 |
gpgme_wait (ctx, 1); |
| 376 |
ctx->pending = 0; |
| 377 |
if (((gpgme_editcard_t)ctx->edit_opaque)->cancel) |
| 378 |
rc = mk_error (Canceled); |
| 379 |
else if (ctx->keygen_fpr) |
| 380 |
rc = mk_error (No_Error); |
| 381 |
else if (gpgme_get_process_rc (ctx)) |
| 382 |
rc = mk_error (Internal_GPG_Problem); |
| 383 |
else if (ctx->problem) |
| 384 |
rc = mk_error (SC_Failure); |
| 385 |
} |
| 386 |
return rc; |
| 387 |
} /* gpgme_op_editcard */ |
| 388 |
|
| 389 |
|
| 390 |
gpgme_error_t |
| 391 |
gpgme_editcard_new (gpgme_editcard_t * r_ctx) |
| 392 |
{ |
| 393 |
gpgme_editcard_t ctx; |
| 394 |
|
| 395 |
if (!r_ctx) |
| 396 |
return mk_error (Invalid_Value); |
| 397 |
*r_ctx = NULL; |
| 398 |
ctx = calloc (1, sizeof * ctx); |
| 399 |
if (!ctx) |
| 400 |
return mk_error (Out_Of_Core); |
| 401 |
*r_ctx = ctx; |
| 402 |
return 0; |
| 403 |
} /* gpgme_editcard_new */ |
| 404 |
|
| 405 |
|
| 406 |
void |
| 407 |
gpgme_editcard_release (gpgme_editcard_t ctx) |
| 408 |
{ |
| 409 |
if (!ctx) |
| 410 |
return; |
| 411 |
safe_free (ctx->keygen.name); |
| 412 |
safe_free (ctx->keygen.comment); |
| 413 |
safe_free (ctx->keygen.email); |
| 414 |
safe_free (ctx->keygen.expdate); |
| 415 |
safe_free (ctx ); |
| 416 |
} /* gpgme_editcard_release */ |
| 417 |
|
| 418 |
|
| 419 |
gpgme_error_t |
| 420 |
gpgme_editcard_set_passwd (gpgme_editcard_t ctx, const char * passwd) |
| 421 |
{ |
| 422 |
if (!ctx) |
| 423 |
return mk_error (Invalid_Value); |
| 424 |
ctx->type = GPGME_EDITCARD_GENKEY; |
| 425 |
ctx->keygen.passwd = passwd; |
| 426 |
return 0; |
| 427 |
} |
| 428 |
|
| 429 |
gpgme_error_t |
| 430 |
gpgme_editcard_set_keygen_params (gpgme_editcard_t ctx, int flags, |
| 431 |
const char * name, const char * email, |
| 432 |
const char * comment, const char * expdate) |
| 433 |
{ |
| 434 |
char * p; |
| 435 |
|
| 436 |
if (!ctx) |
| 437 |
return mk_error (Invalid_Value); |
| 438 |
if (!name || !email) |
| 439 |
return mk_error (Invalid_Value); |
| 440 |
|
| 441 |
ctx->type = GPGME_EDITCARD_GENKEY; |
| 442 |
ctx->keygen.flags = flags; |
| 443 |
|
| 444 |
p = ctx->keygen.name = strdup (name); |
| 445 |
if (!p) |
| 446 |
return mk_error (Out_Of_Core); |
| 447 |
p = ctx->keygen.email = strdup (email); |
| 448 |
if (!p) |
| 449 |
return mk_error (Out_Of_Core); |
| 450 |
p = ctx->keygen.comment = comment? strdup (comment) : strdup (""); |
| 451 |
if (!p) |
| 452 |
return mk_error (Out_Of_Core); |
| 453 |
p = ctx->keygen.expdate = expdate? strdup (expdate) : strdup ("0"); |
| 454 |
if (!p) |
| 455 |
return mk_error(Out_Of_Core); |
| 456 |
return 0; |
| 457 |
} /* gpgme_editcard_set_keygen_params */ |
| 458 |
|
| 459 |
|
| 460 |
void |
| 461 |
gpgme_editcard_set_callback (gpgme_editcard_t ctx, |
| 462 |
const char *(*cb) (int code, void * opaque), |
| 463 |
void * cb_value) |
| 464 |
{ |
| 465 |
if (!ctx) |
| 466 |
return; |
| 467 |
ctx->card_cb = cb; |
| 468 |
ctx->cb_value = cb_value; |
| 469 |
} /* gpgme_editcard_set_callback */ |
| 470 |
|
| 471 |
|
| 472 |
gpgme_error_t |
| 473 |
gpgme_editcard_control (gpgme_editcard_t ctx, int cmd, const void * val) |
| 474 |
{ |
| 475 |
const char * p; |
| 476 |
|
| 477 |
if (!ctx) |
| 478 |
return mk_error (Invalid_Value); |
| 479 |
|
| 480 |
switch (cmd) { |
| 481 |
case GPGME_EDITCARD_NAME: |
| 482 |
ctx->u.edit.givenname = (const char *)val; |
| 483 |
break; |
| 484 |
|
| 485 |
case GPGME_EDITCARD_NAME2: |
| 486 |
ctx->u.edit.surname = (const char *)val; |
| 487 |
break; |
| 488 |
|
| 489 |
case GPGME_EDITCARD_KEYURL: |
| 490 |
ctx->u.edit.keyurl = (const char *)val; |
| 491 |
break; |
| 492 |
|
| 493 |
case GPGME_EDITCARD_LOGIN: |
| 494 |
ctx->u.edit.login = (const char *)val; |
| 495 |
break; |
| 496 |
|
| 497 |
case GPGME_EDITCARD_SEX: |
| 498 |
p = (const char *)val; |
| 499 |
ctx->u.edit.sex = *p; |
| 500 |
break; |
| 501 |
|
| 502 |
case GPGME_EDITCARD_LANG: |
| 503 |
ctx->u.edit.lang = (const char *)val; |
| 504 |
break; |
| 505 |
|
| 506 |
case GPGME_EDITCARD_APIN: |
| 507 |
ctx->apin = (const char *)val; |
| 508 |
break; |
| 509 |
|
| 510 |
case GPGME_EDITCARD_UPIN: |
| 511 |
ctx->upin = (const char *)val; |
| 512 |
break; |
| 513 |
|
| 514 |
default: |
| 515 |
return mk_error (Invalid_Mode); |
| 516 |
} |
| 517 |
/* in some cases we do not want to change the command ID: |
| 518 |
1. when the given name will be set but the surname command |
| 519 |
already set the command ID. |
| 520 |
2. the pin is stored because the pin is no real command */ |
| 521 |
if (cmd == GPGME_EDITCARD_NAME2 |
| 522 |
|| cmd == GPGME_EDITCARD_APIN |
| 523 |
|| cmd == GPGME_EDITCARD_UPIN) |
| 524 |
; |
| 525 |
else |
| 526 |
ctx->type = cmd; |
| 527 |
return 0; |
| 528 |
} /* gpgme_editcard_control */ |
| 529 |
|
| 530 |
|
| 531 |
static void |
| 532 |
statuscard_colon_handler( gpgme_ctx_t ctx, char * line ) |
| 533 |
{ |
| 534 |
enum rectype_t { |
| 535 |
CARD_None = 0, |
| 536 |
CARD_AID, |
| 537 |
CARD_Version, |
| 538 |
CARD_Vendor, |
| 539 |
CARD_Serial, |
| 540 |
CARD_Name, |
| 541 |
CARD_Lang, |
| 542 |
CARD_Sex, |
| 543 |
CARD_Url, |
| 544 |
CARD_Login, |
| 545 |
CARD_MaxPinLen, |
| 546 |
CARD_SigCount, |
| 547 |
CARD_Fpr |
| 548 |
}; |
| 549 |
enum rectype_t rectype; |
| 550 |
gpgme_card_t card; |
| 551 |
char * t, * p, * pend; |
| 552 |
int field = 0; |
| 553 |
|
| 554 |
if( ctx->out_of_core ) |
| 555 |
return; |
| 556 |
|
| 557 |
if( !line ) |
| 558 |
return ; /* EOF */ |
| 559 |
|
| 560 |
if( !ctx->card && gpgme_card_new( &ctx->card ) ) { |
| 561 |
ctx->out_of_core = 1; |
| 562 |
return; |
| 563 |
} |
| 564 |
card = ctx->card; |
| 565 |
|
| 566 |
for( p = line; p; p = pend ) { |
| 567 |
field++; |
| 568 |
pend = strchr( p, ':' ); |
| 569 |
if( pend ) |
| 570 |
*pend++ = 0; |
| 571 |
|
| 572 |
if( field == 1 ) { |
| 573 |
if( !strcmp( p, "AID" ) ) |
| 574 |
rectype = CARD_AID; |
| 575 |
else if( !strcmp( p, "version" ) ) |
| 576 |
rectype = CARD_Version; |
| 577 |
else if( !strcmp( p, "vendor" ) ) |
| 578 |
rectype = CARD_Vendor; |
| 579 |
else if( !strcmp( p, "serial" ) ) |
| 580 |
rectype = CARD_Serial; |
| 581 |
else if( !strcmp( p, "name" ) ) |
| 582 |
rectype = CARD_Name; |
| 583 |
else if( !strcmp( p, "lang" ) ) |
| 584 |
rectype = CARD_Lang; |
| 585 |
else if( !strcmp( p, "sex" ) ) |
| 586 |
rectype = CARD_Sex; |
| 587 |
else if( !strcmp( p, "url" ) ) |
| 588 |
rectype = CARD_Url; |
| 589 |
else if( !strcmp( p, "login" ) ) |
| 590 |
rectype = CARD_Login; |
| 591 |
else if( !strcmp( p, "maxpinlen" ) ) |
| 592 |
rectype = CARD_MaxPinLen; |
| 593 |
else if( !strcmp( p, "sigcount" ) ) |
| 594 |
rectype = CARD_SigCount; |
| 595 |
else if( !strcmp( p, "fpr" ) ) |
| 596 |
rectype = CARD_Fpr; |
| 597 |
else |
| 598 |
rectype = CARD_None; |
| 599 |
} |
| 600 |
switch( rectype ) { |
| 601 |
case CARD_AID: |
| 602 |
if( field == 2 ) { |
| 603 |
t = card->aid = strdup( p ); |
| 604 |
if( !t ) |
| 605 |
ctx->out_of_core = 1; |
| 606 |
} |
| 607 |
break; |
| 608 |
case CARD_Version: |
| 609 |
if( field == 2 ) { |
| 610 |
t = card->version = strdup( p ); |
| 611 |
if( !t ) |
| 612 |
ctx->out_of_core = 1; |
| 613 |
} |
| 614 |
break; |
| 615 |
case CARD_Vendor: |
| 616 |
if( field == 3 ) { |
| 617 |
t = card->vendor = strdup( p ); |
| 618 |
if( !t ) |
| 619 |
ctx->out_of_core = 1; |
| 620 |
} |
| 621 |
break; |
| 622 |
case CARD_Serial: |
| 623 |
if( field == 2 ) { |
| 624 |
t = card->serial = strdup( p ); |
| 625 |
if( !t ) |
| 626 |
ctx->out_of_core = 1; |
| 627 |
} |
| 628 |
break; |
| 629 |
case CARD_Name: |
| 630 |
if( field == 2 ) { |
| 631 |
t = card->givenname = strdup( p ); |
| 632 |
if( !t ) |
| 633 |
ctx->out_of_core = 1; |
| 634 |
} |
| 635 |
else if( field == 3 ) { |
| 636 |
t = card->surname = strdup( p ); |
| 637 |
if( !t ) |
| 638 |
ctx->out_of_core = 1; |
| 639 |
} |
| 640 |
break; |
| 641 |
case CARD_Lang: |
| 642 |
if( field == 2 ) |
| 643 |
card->lang = strdup( p ) ; |
| 644 |
break; |
| 645 |
case CARD_Sex: |
| 646 |
if( field == 2 ) |
| 647 |
card->sex = *p; |
| 648 |
break; |
| 649 |
case CARD_Url: |
| 650 |
if( field == 2 ) { |
| 651 |
safe_free( card->url ); |
| 652 |
card->url = calloc( 1, strlen( p ) + 1 ); |
| 653 |
if( !card->url ) { |
| 654 |
ctx->out_of_core = 1; |
| 655 |
return; |
| 656 |
} |
| 657 |
_gpgme_decode_c_string (p, &card->url, strlen (p) + 1); |
| 658 |
} |
| 659 |
break; |
| 660 |
case CARD_Login: |
| 661 |
if( field == 2 ) { |
| 662 |
t = card->login = strdup( p ); |
| 663 |
if( !t ) |
| 664 |
ctx->out_of_core = 1; |
| 665 |
} |
| 666 |
break; |
| 667 |
case CARD_MaxPinLen: |
| 668 |
break; |
| 669 |
case CARD_SigCount: |
| 670 |
if( field == 2 ) |
| 671 |
card->sig_count = atol( p ); |
| 672 |
break; |
| 673 |
case CARD_Fpr: |
| 674 |
if( field == 2 || field == 3 || field == 4 ) { |
| 675 |
t = card->fpr[ctx->tmp_i++] = strdup( p ); |
| 676 |
if( !t ) |
| 677 |
ctx->out_of_core = 1; |
| 678 |
} |
| 679 |
break; |
| 680 |
} |
| 681 |
} |
| 682 |
} /* statuscard_colon_handler */ |
| 683 |
|
| 684 |
|
| 685 |
static gpgme_error_t |
| 686 |
status_card_start( gpgme_ctx_t ctx, gpgme_data_t tmp_out ) |
| 687 |
{ |
| 688 |
gpgme_error_t rc; |
| 689 |
|
| 690 |
if( !ctx || !tmp_out ) |
| 691 |
return mk_error( Invalid_Value ); |
| 692 |
_gpgme_data_set_mode( tmp_out, GPGME_DATA_MODE_IN ); |
| 693 |
|
| 694 |
ctx->pending = 1; |
| 695 |
|
| 696 |
_gpgme_gpg_release( &ctx->gpg ); |
| 697 |
rc = _gpgme_gpg_new( &ctx->gpg ); |
| 698 |
if( rc ) |
| 699 |
return rc; |
| 700 |
|
| 701 |
_gpgme_gpg_set_command_handler( ctx->gpg, statuscard_command_handler, ctx ); |
| 702 |
if( ctx->use_logging ) |
| 703 |
_gpgme_gpg_set_logging_handler( ctx->gpg, ctx ); |
| 704 |
|
| 705 |
_gpgme_gpg_add_arg( ctx->gpg, "--with-colons" ); |
| 706 |
_gpgme_gpg_add_arg( ctx->gpg, "--card-status" ); |
| 707 |
_gpgme_gpg_add_arg( ctx->gpg, "--output" ); |
| 708 |
_gpgme_gpg_add_arg( ctx->gpg, "-" ); |
| 709 |
_gpgme_gpg_add_data( ctx->gpg, tmp_out, 1 ); |
| 710 |
|
| 711 |
rc = _gpgme_gpg_spawn( ctx->gpg, ctx ); |
| 712 |
if( rc ) { |
| 713 |
ctx->pending = 0; |
| 714 |
_gpgme_gpg_release( &ctx->gpg ); |
| 715 |
} |
| 716 |
return rc; |
| 717 |
} /* status_card_start */ |
| 718 |
|
| 719 |
|
| 720 |
gpgme_error_t |
| 721 |
gpgme_op_statuscard( gpgme_ctx_t ctx, gpgme_card_t * ret_card ) |
| 722 |
{ |
| 723 |
gpgme_data_t tmp = NULL; |
| 724 |
gpgme_error_t rc; |
| 725 |
char buf[200]; |
| 726 |
|
| 727 |
if (!ret_card || !ctx) |
| 728 |
return mk_error (Invalid_Value); |
| 729 |
|
| 730 |
rc = gpgme_data_new (&tmp); |
| 731 |
if (rc) |
| 732 |
return rc; |
| 733 |
|
| 734 |
rc = status_card_start( ctx, tmp ); |
| 735 |
if( !rc ) { |
| 736 |
gpgme_wait( ctx, 1 ); |
| 737 |
ctx->pending = 0; |
| 738 |
if( gpgme_get_process_rc( ctx ) ) |
| 739 |
rc = mk_error( Internal_GPG_Problem ); |
| 740 |
} |
| 741 |
|
| 742 |
gpgme_data_rewind( tmp ); |
| 743 |
while( !rc && gpgme_data_readline( tmp, buf, sizeof buf-2 ) ) |
| 744 |
statuscard_colon_handler( ctx, buf ); |
| 745 |
gpgme_data_release( tmp ); |
| 746 |
ctx->tmp_i = 0; |
| 747 |
*ret_card = ctx->card; |
| 748 |
return rc; |
| 749 |
} /* gpgme_op_statuscard */ |
| 750 |
|
| 751 |
|
| 752 |
gpgme_error_t |
| 753 |
gpgme_card_new( gpgme_card_t * ret_card ) |
| 754 |
{ |
| 755 |
gpgme_card_t c; |
| 756 |
|
| 757 |
if (!ret_card) |
| 758 |
return mk_error( Invalid_Value ); |
| 759 |
*ret_card = NULL; |
| 760 |
c = calloc( 1, sizeof * c ); |
| 761 |
if( !c ) |
| 762 |
return mk_error( Out_Of_Core ); |
| 763 |
*ret_card = c; |
| 764 |
return 0; |
| 765 |
} /* gpgme_card_new */ |
| 766 |
|
| 767 |
|
| 768 |
void |
| 769 |
gpgme_card_release( gpgme_card_t card ) |
| 770 |
{ |
| 771 |
int i; |
| 772 |
|
| 773 |
if( !card ) |
| 774 |
return; |
| 775 |
safe_free( card->aid ); |
| 776 |
safe_free( card->version ); |
| 777 |
safe_free( card->lang ); |
| 778 |
safe_free( card->login ); |
| 779 |
for( i=0; i < 3; i++ ) |
| 780 |
safe_free( card->fpr[i] ); |
| 781 |
safe_free( card->surname ); |
| 782 |
safe_free( card->givenname ); |
| 783 |
safe_free( card->serial ); |
| 784 |
safe_free( card->vendor ); |
| 785 |
safe_free( card->url ); |
| 786 |
safe_free( card ); |
| 787 |
} /* gpgme_card_release */ |
| 788 |
|
| 789 |
|
| 790 |
const char * |
| 791 |
gpgme_card_get_string_attr( gpgme_card_t card, gpgme_attr_t what, |
| 792 |
void ** reserved, int idx ) |
| 793 |
{ |
| 794 |
const char * s; |
| 795 |
|
| 796 |
if (!card) |
| 797 |
return NULL; |
| 798 |
|
| 799 |
switch( what ) { |
| 800 |
case GPGME_ATTR_CARD_AID: |
| 801 |
s=card->aid; |
| 802 |
break; |
| 803 |
|
| 804 |
case GPGME_ATTR_CARD_VER: |
| 805 |
if (idx == 0) |
| 806 |
s=card->version; |
| 807 |
else { |
| 808 |
if (card->ver[0] == 0) { |
| 809 |
int pos = card->version[0] == '0' ? 1 : 0; |
| 810 |
int n = 0; |
| 811 |
memcpy (card->ver, card->version+pos, 2-pos); |
| 812 |
card->ver[2-pos] = '.'; |
| 813 |
if (card->version[2] == '0') |
| 814 |
n = 1; |
| 815 |
memcpy (card->ver+(2-pos+1), card->version+2+n, 2-n); |
| 816 |
} |
| 817 |
s = card->ver; |
| 818 |
} |
| 819 |
break; |
| 820 |
|
| 821 |
case GPGME_ATTR_CARD_VENDOR: |
| 822 |
s=card->vendor; |
| 823 |
break; |
| 824 |
|
| 825 |
case GPGME_ATTR_CARD_NAME: |
| 826 |
s=card->givenname; |
| 827 |
break; |
| 828 |
|
| 829 |
case GPGME_ATTR_CARD_NAME2: |
| 830 |
s=card->surname; |
| 831 |
break; |
| 832 |
|
| 833 |
case GPGME_ATTR_CARD_LANG: |
| 834 |
s=card->lang; |
| 835 |
break; |
| 836 |
|
| 837 |
case GPGME_ATTR_CARD_URL: |
| 838 |
s=card->url; |
| 839 |
break; |
| 840 |
|
| 841 |
case GPGME_ATTR_CARD_LOGIN: |
| 842 |
s=card->login; |
| 843 |
break; |
| 844 |
|
| 845 |
case GPGME_ATTR_CARD_FPR: |
| 846 |
if (idx >= 0 && idx <= 3) |
| 847 |
s=card->fpr[idx]; |
| 848 |
else |
| 849 |
s=NULL; |
| 850 |
break; |
| 851 |
|
| 852 |
case GPGME_ATTR_CARD_SERIAL: |
| 853 |
s=card->serial; |
| 854 |
if (idx == 1) { |
| 855 |
while (s && *s && *s == '0') |
| 856 |
s++; |
| 857 |
} |
| 858 |
break; |
| 859 |
|
| 860 |
default: |
| 861 |
s=NULL; |
| 862 |
break; |
| 863 |
} |
| 864 |
return s; |
| 865 |
} /* gpgme_card_get_string_attr */ |
| 866 |
|
| 867 |
|
| 868 |
unsigned long |
| 869 |
gpgme_card_get_ulong_attr( gpgme_card_t card, gpgme_attr_t what, |
| 870 |
void ** reserved, int idx ) |
| 871 |
{ |
| 872 |
unsigned long t; |
| 873 |
const char *s; |
| 874 |
|
| 875 |
if( !card ) |
| 876 |
return 0; |
| 877 |
|
| 878 |
switch (what) { |
| 879 |
case GPGME_ATTR_CARD_SIGCOUNT: |
| 880 |
t = card->sig_count; |
| 881 |
break; |
| 882 |
|
| 883 |
case GPGME_ATTR_CARD_SEX: |
| 884 |
t = card->sex; |
| 885 |
break; |
| 886 |
|
| 887 |
case GPGME_ATTR_CARD_SERIAL: |
| 888 |
s = card->serial; |
| 889 |
while (s && *s && *s == '0') |
| 890 |
s++; |
| 891 |
t = atol (s); |
| 892 |
break; |
| 893 |
|
| 894 |
default: |
| 895 |
t = 0; |
| 896 |
break; |
| 897 |
} |
| 898 |
return t; |
| 899 |
} /* gpgme_card_get_ulong_attr */ |
| 900 |
|
| 901 |
#endif /* WITH_EDITCARD */ |
Parent Directory
| 
Revision Log