| 1 |
/*
|
| 2 |
scardcontrol.c: sample code to use/test SCardControl() API
|
| 3 |
Copyright (C) 2004-2005 Ludovic Rousseau
|
| 4 |
|
| 5 |
This program is free software; you can redistribute it and/or modify
|
| 6 |
it under the terms of the GNU General Public License as published by
|
| 7 |
the Free Software Foundation; either version 2 of the License, or
|
| 8 |
(at your option) any later version.
|
| 9 |
|
| 10 |
This program is distributed in the hope that it will be useful,
|
| 11 |
but WITHOUT ANY WARRANTY; without even the implied warranty of
|
| 12 |
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
| 13 |
GNU General Public License for more details.
|
| 14 |
|
| 15 |
You should have received a copy of the GNU General Public License
|
| 16 |
along with this program; if not, write to the Free Software
|
| 17 |
Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
|
| 18 |
*/
|
| 19 |
|
| 20 |
/*
|
| 21 |
* $Id$
|
| 22 |
*/
|
| 23 |
|
| 24 |
#include <stdio.h>
|
| 25 |
#include <stdlib.h>
|
| 26 |
#include <sys/time.h>
|
| 27 |
#include <unistd.h>
|
| 28 |
#include <string.h>
|
| 29 |
#include <arpa/inet.h>
|
| 30 |
#include <winscard.h>
|
| 31 |
#include <reader.h>
|
| 32 |
|
| 33 |
#undef VERIFY_PIN
|
| 34 |
#define MODIFY_PIN
|
| 35 |
|
| 36 |
#ifndef TRUE
|
| 37 |
#define TRUE 1
|
| 38 |
#define FALSE 0
|
| 39 |
#endif
|
| 40 |
|
| 41 |
#define IOCTL_SMARTCARD_VENDOR_IFD_EXCHANGE SCARD_CTL_CODE(1)
|
| 42 |
|
| 43 |
/* PCSC error message pretty print */
|
| 44 |
#define PCSC_ERROR_EXIT(rv, text) \
|
| 45 |
if (rv != SCARD_S_SUCCESS) \
|
| 46 |
{ \
|
| 47 |
printf(text ": %s (0x%lX)\n", pcsc_stringify_error(rv), rv); \
|
| 48 |
goto end; \
|
| 49 |
} \
|
| 50 |
else \
|
| 51 |
printf(text ": OK\n\n");
|
| 52 |
|
| 53 |
#define PCSC_ERROR_CONT(rv, text) \
|
| 54 |
if (rv != SCARD_S_SUCCESS) \
|
| 55 |
printf(text ": %s (0x%lX)\n", pcsc_stringify_error(rv), rv); \
|
| 56 |
else \
|
| 57 |
printf(text ": OK\n\n");
|
| 58 |
|
| 59 |
int main(int argc, char *argv[])
|
| 60 |
{
|
| 61 |
LONG rv;
|
| 62 |
SCARDCONTEXT hContext;
|
| 63 |
DWORD dwReaders;
|
| 64 |
LPSTR mszReaders;
|
| 65 |
char *ptr, **readers = NULL;
|
| 66 |
int nbReaders;
|
| 67 |
SCARDHANDLE hCard;
|
| 68 |
DWORD dwActiveProtocol, dwReaderLen, dwState, dwProt, dwAtrLen;
|
| 69 |
BYTE pbAtr[MAX_ATR_SIZE] = "";
|
| 70 |
char pbReader[MAX_READERNAME] = "";
|
| 71 |
int reader_nb;
|
| 72 |
int i;
|
| 73 |
unsigned char bSendBuffer[MAX_BUFFER_SIZE];
|
| 74 |
unsigned char bRecvBuffer[MAX_BUFFER_SIZE];
|
| 75 |
DWORD send_length, length;
|
| 76 |
DWORD verify_ioctl = 0;
|
| 77 |
DWORD modify_ioctl = 0;
|
| 78 |
SCARD_IO_REQUEST pioRecvPci;
|
| 79 |
SCARD_IO_REQUEST pioSendPci;
|
| 80 |
PCSC_TLV_STRUCTURE *pcsc_tlv;
|
| 81 |
#if defined(VERIFY_PIN) | defined(MODIFY_PIN)
|
| 82 |
int offset;
|
| 83 |
#endif
|
| 84 |
#ifdef VERIFY_PIN
|
| 85 |
PIN_VERIFY_STRUCTURE *pin_verify;
|
| 86 |
#endif
|
| 87 |
#ifdef MODIFY_PIN
|
| 88 |
PIN_MODIFY_STRUCTURE *pin_modify;
|
| 89 |
#endif
|
| 90 |
|
| 91 |
printf("SCardControl sample code\n");
|
| 92 |
printf("V 1.1 2004-2005, Ludovic Rousseau <ludovic.rousseau@free.fr>\n");
|
| 93 |
|
| 94 |
printf("\nTHIS PROGRAM IS NOT DESIGNED AS A TESTING TOOL!\n");
|
| 95 |
printf("Do NOT use it unless you really know what you do.\n\n");
|
| 96 |
|
| 97 |
rv = SCardEstablishContext(SCARD_SCOPE_SYSTEM, NULL, NULL, &hContext);
|
| 98 |
if (rv != SCARD_S_SUCCESS)
|
| 99 |
{
|
| 100 |
printf("SCardEstablishContext: Cannot Connect to Resource Manager %lX\n", rv);
|
| 101 |
return 1;
|
| 102 |
}
|
| 103 |
|
| 104 |
/* Retrieve the available readers list */
|
| 105 |
rv = SCardListReaders(hContext, NULL, NULL, &dwReaders);
|
| 106 |
if (rv != SCARD_S_SUCCESS)
|
| 107 |
{
|
| 108 |
printf("SCardListReader: %lX\n", rv);
|
| 109 |
}
|
| 110 |
|
| 111 |
mszReaders = malloc(sizeof(char)*dwReaders);
|
| 112 |
if (mszReaders == NULL)
|
| 113 |
{
|
| 114 |
printf("malloc: not enough memory\n");
|
| 115 |
goto end;
|
| 116 |
}
|
| 117 |
|
| 118 |
rv = SCardListReaders(hContext, NULL, mszReaders, &dwReaders);
|
| 119 |
if (rv != SCARD_S_SUCCESS)
|
| 120 |
printf("SCardListReader: %lX\n", rv);
|
| 121 |
|
| 122 |
/* Extract readers from the null separated string and get the total
|
| 123 |
* number of readers */
|
| 124 |
nbReaders = 0;
|
| 125 |
ptr = mszReaders;
|
| 126 |
while (*ptr != '\0')
|
| 127 |
{
|
| 128 |
ptr += strlen(ptr)+1;
|
| 129 |
nbReaders++;
|
| 130 |
}
|
| 131 |
|
| 132 |
if (nbReaders == 0)
|
| 133 |
{
|
| 134 |
printf("No reader found\n");
|
| 135 |
goto end;
|
| 136 |
}
|
| 137 |
|
| 138 |
/* allocate the readers table */
|
| 139 |
readers = calloc(nbReaders, sizeof(char *));
|
| 140 |
if (NULL == readers)
|
| 141 |
{
|
| 142 |
printf("Not enough memory for readers[]\n");
|
| 143 |
goto end;
|
| 144 |
}
|
| 145 |
|
| 146 |
/* fill the readers table */
|
| 147 |
nbReaders = 0;
|
| 148 |
ptr = mszReaders;
|
| 149 |
while (*ptr != '\0')
|
| 150 |
{
|
| 151 |
printf("%d: %s\n", nbReaders, ptr);
|
| 152 |
readers[nbReaders] = ptr;
|
| 153 |
ptr += strlen(ptr)+1;
|
| 154 |
nbReaders++;
|
| 155 |
}
|
| 156 |
|
| 157 |
if (argc > 1)
|
| 158 |
{
|
| 159 |
reader_nb = atoi(argv[1]);
|
| 160 |
if (reader_nb < 0 || reader_nb >= nbReaders)
|
| 161 |
{
|
| 162 |
printf("Wrong reader index: %d\n", reader_nb);
|
| 163 |
goto end;
|
| 164 |
}
|
| 165 |
}
|
| 166 |
else
|
| 167 |
reader_nb = 0;
|
| 168 |
|
| 169 |
/* connect to a reader (even without a card) */
|
| 170 |
dwActiveProtocol = -1;
|
| 171 |
rv = SCardConnect(hContext, readers[reader_nb], SCARD_SHARE_DIRECT,
|
| 172 |
SCARD_PROTOCOL_T0 | SCARD_PROTOCOL_T1, &hCard, &dwActiveProtocol);
|
| 173 |
printf(" Protocol: %ld\n", dwActiveProtocol);
|
| 174 |
PCSC_ERROR_EXIT(rv, "SCardConnect")
|
| 175 |
|
| 176 |
/* get GemPC firmware */
|
| 177 |
printf(" Get GemPC Firmware\n");
|
| 178 |
|
| 179 |
/* this is specific to Gemplus readers */
|
| 180 |
bSendBuffer[0] = 0x02;
|
| 181 |
rv = SCardControl(hCard, IOCTL_SMARTCARD_VENDOR_IFD_EXCHANGE, bSendBuffer,
|
| 182 |
1, bRecvBuffer, sizeof(bRecvBuffer), &length);
|
| 183 |
|
| 184 |
printf(" Firmware: ");
|
| 185 |
for (i=0; i<length; i++)
|
| 186 |
printf("%02X ", bRecvBuffer[i]);
|
| 187 |
printf("\n");
|
| 188 |
|
| 189 |
bRecvBuffer[length] = '\0';
|
| 190 |
printf(" Firmware: %s (length %ld bytes)\n", bRecvBuffer, length);
|
| 191 |
|
| 192 |
PCSC_ERROR_CONT(rv, "SCardControl")
|
| 193 |
|
| 194 |
/* get card status */
|
| 195 |
dwAtrLen = sizeof(pbAtr);
|
| 196 |
dwReaderLen = sizeof(pbReader);
|
| 197 |
rv = SCardStatus(hCard, pbReader, &dwReaderLen, &dwState, &dwProt,
|
| 198 |
pbAtr, &dwAtrLen);
|
| 199 |
printf(" Reader: %s (length %ld bytes)\n", pbReader, dwReaderLen);
|
| 200 |
printf(" State: 0x%lX\n", dwState);
|
| 201 |
printf(" Prot: %ld\n", dwProt);
|
| 202 |
printf(" ATR (length %ld bytes):", dwAtrLen);
|
| 203 |
for (i=0; i<dwAtrLen; i++)
|
| 204 |
printf(" %02X", pbAtr[i]);
|
| 205 |
printf("\n");
|
| 206 |
PCSC_ERROR_CONT(rv, "SCardStatus")
|
| 207 |
|
| 208 |
/* does the reader support PIN verification? */
|
| 209 |
rv = SCardControl(hCard, CM_IOCTL_GET_FEATURE_REQUEST, NULL, 0,
|
| 210 |
bRecvBuffer, sizeof(bRecvBuffer), &length);
|
| 211 |
|
| 212 |
printf(" TLV (%ld): ", length);
|
| 213 |
for (i=0; i<length; i++)
|
| 214 |
printf("%02X ", bRecvBuffer[i]);
|
| 215 |
printf("\n");
|
| 216 |
|
| 217 |
PCSC_ERROR_CONT(rv, "SCardControl(CM_IOCTL_GET_FEATURE_REQUEST)")
|
| 218 |
|
| 219 |
if (length % sizeof(PCSC_TLV_STRUCTURE))
|
| 220 |
{
|
| 221 |
printf("Inconsistent result! Bad TLV values!\n");
|
| 222 |
goto end;
|
| 223 |
}
|
| 224 |
|
| 225 |
/* get the number of elements instead of the complete size */
|
| 226 |
length /= sizeof(PCSC_TLV_STRUCTURE);
|
| 227 |
|
| 228 |
pcsc_tlv = (PCSC_TLV_STRUCTURE *)bRecvBuffer;
|
| 229 |
for (i = 0; i < length; i++)
|
| 230 |
{
|
| 231 |
if (pcsc_tlv[i].tag == FEATURE_VERIFY_PIN_DIRECT)
|
| 232 |
verify_ioctl = ntohl(pcsc_tlv[i].value);
|
| 233 |
if (pcsc_tlv[i].tag == FEATURE_MODIFY_PIN_DIRECT)
|
| 234 |
modify_ioctl = ntohl(pcsc_tlv[i].value);
|
| 235 |
}
|
| 236 |
|
| 237 |
if (0 == verify_ioctl)
|
| 238 |
{
|
| 239 |
printf("Reader %s does not support PIN verification\n",
|
| 240 |
readers[reader_nb]);
|
| 241 |
goto end;
|
| 242 |
}
|
| 243 |
|
| 244 |
/* connect to a reader (even without a card) */
|
| 245 |
dwActiveProtocol = -1;
|
| 246 |
rv = SCardReconnect(hCard, SCARD_SHARE_SHARED,
|
| 247 |
SCARD_PROTOCOL_T0|SCARD_PROTOCOL_T1, SCARD_UNPOWER_CARD,
|
| 248 |
&dwActiveProtocol);
|
| 249 |
printf(" Protocol: %ld\n", dwActiveProtocol);
|
| 250 |
PCSC_ERROR_EXIT(rv, "SCardReconnect")
|
| 251 |
|
| 252 |
switch(dwActiveProtocol)
|
| 253 |
{
|
| 254 |
case SCARD_PROTOCOL_T0:
|
| 255 |
pioSendPci = *SCARD_PCI_T0;
|
| 256 |
break;
|
| 257 |
case SCARD_PROTOCOL_T1:
|
| 258 |
pioSendPci = *SCARD_PCI_T1;
|
| 259 |
break;
|
| 260 |
default:
|
| 261 |
printf("Unknown protocol\n");
|
| 262 |
return -1;
|
| 263 |
}
|
| 264 |
|
| 265 |
/* APDU select applet */
|
| 266 |
printf("Select applet: ");
|
| 267 |
send_length = 11;
|
| 268 |
memcpy(bSendBuffer, "\x00\xA4\x04\x00\x06\xA0\x00\x00\x00\x18\xFF",
|
| 269 |
send_length);
|
| 270 |
for (i=0; i<send_length; i++)
|
| 271 |
printf(" %02X", bSendBuffer[i]);
|
| 272 |
printf("\n");
|
| 273 |
length = sizeof(bRecvBuffer);
|
| 274 |
rv = SCardTransmit(hCard, &pioSendPci, bSendBuffer, send_length,
|
| 275 |
&pioRecvPci, bRecvBuffer, &length);
|
| 276 |
printf(" card response:");
|
| 277 |
for (i=0; i<length; i++)
|
| 278 |
printf(" %02X", bRecvBuffer[i]);
|
| 279 |
printf("\n");
|
| 280 |
PCSC_ERROR_EXIT(rv, "SCardTransmit")
|
| 281 |
if ((bRecvBuffer[0] != 0x90) || (bRecvBuffer[1] != 0x00))
|
| 282 |
{
|
| 283 |
printf("Error: test applet not found!\n");
|
| 284 |
goto end;
|
| 285 |
}
|
| 286 |
|
| 287 |
#ifdef VERIFY_PIN
|
| 288 |
/* verify PIN */
|
| 289 |
printf(" Secure verify PIN\n");
|
| 290 |
pin_verify = (PIN_VERIFY_STRUCTURE *)bSendBuffer;
|
| 291 |
|
| 292 |
/* PC/SC v2.0.2 Part 10 PIN verification data structure */
|
| 293 |
pin_verify -> bTimerOut = 0x00;
|
| 294 |
pin_verify -> bTimerOut2 = 0x00;
|
| 295 |
pin_verify -> bmFormatString = 0x82;
|
| 296 |
pin_verify -> bmPINBlockString = 0x04;
|
| 297 |
pin_verify -> bmPINLengthFormat = 0x00;
|
| 298 |
pin_verify -> wPINMaxExtraDigit = HOST_TO_CCID_16(0x0408); /* Min Max */
|
| 299 |
pin_verify -> bEntryValidationCondition = 0x02; /* validation key pressed */
|
| 300 |
pin_verify -> bNumberMessage = 0x01;
|
| 301 |
pin_verify -> wLangId = HOST_TO_CCID_16(0x0904);
|
| 302 |
pin_verify -> bMsgIndex = 0x00;
|
| 303 |
pin_verify -> bTeoPrologue[0] = 0x00;
|
| 304 |
pin_verify -> bTeoPrologue[1] = 0x00;
|
| 305 |
pin_verify -> bTeoPrologue[2] = 0x00;
|
| 306 |
/* pin_verify -> ulDataLength = 0x00; we don't know the size yet */
|
| 307 |
|
| 308 |
/* APDU: 00 20 00 00 08 30 30 30 30 00 00 00 00 */
|
| 309 |
offset = 0;
|
| 310 |
pin_verify -> abData[offset++] = 0x00; /* CLA */
|
| 311 |
pin_verify -> abData[offset++] = 0x20; /* INS: VERIFY */
|
| 312 |
pin_verify -> abData[offset++] = 0x00; /* P1 */
|
| 313 |
pin_verify -> abData[offset++] = 0x00; /* P2 */
|
| 314 |
pin_verify -> abData[offset++] = 0x08; /* Lc: 8 data bytes */
|
| 315 |
pin_verify -> abData[offset++] = 0x30; /* '0' */
|
| 316 |
pin_verify -> abData[offset++] = 0x30; /* '0' */
|
| 317 |
pin_verify -> abData[offset++] = 0x30; /* '0' */
|
| 318 |
pin_verify -> abData[offset++] = 0x30; /* '0' */
|
| 319 |
pin_verify -> abData[offset++] = 0x00; /* '\0' */
|
| 320 |
pin_verify -> abData[offset++] = 0x00; /* '\0' */
|
| 321 |
pin_verify -> abData[offset++] = 0x00; /* '\0' */
|
| 322 |
pin_verify -> abData[offset++] = 0x00; /* '\0' */
|
| 323 |
pin_verify -> ulDataLength = HOST_TO_CCID_32(offset); /* APDU size */
|
| 324 |
|
| 325 |
length = sizeof(PIN_VERIFY_STRUCTURE) + offset -1; /* -1 because PIN_VERIFY_STRUCTURE contains the first byte of abData[] */
|
| 326 |
|
| 327 |
printf(" command:");
|
| 328 |
for (i=0; i<length; i++)
|
| 329 |
printf(" %02X", bSendBuffer[i]);
|
| 330 |
printf("\n");
|
| 331 |
printf("Enter your PIN: ");
|
| 332 |
fflush(stdout);
|
| 333 |
rv = SCardControl(hCard, verify_ioctl, bSendBuffer,
|
| 334 |
length, bRecvBuffer, sizeof(bRecvBuffer), &length);
|
| 335 |
|
| 336 |
{
|
| 337 |
#ifndef S_SPLINT_S
|
| 338 |
fd_set fd;
|
| 339 |
#endif
|
| 340 |
struct timeval timeout;
|
| 341 |
|
| 342 |
FD_ZERO(&fd);
|
| 343 |
FD_SET(STDIN_FILENO, &fd); /* stdin */
|
| 344 |
timeout.tv_sec = 0; /* timeout = 0.1s */
|
| 345 |
timeout.tv_usec = 100000;
|
| 346 |
|
| 347 |
/* we only try to read stdin if the pinpad is on a keyboard
|
| 348 |
* we do not read stdin for a SPR 532 for example */
|
| 349 |
if (select(1, &fd, NULL, NULL, &timeout) > 0)
|
| 350 |
{
|
| 351 |
/* read the fake digits */
|
| 352 |
char in[40]; /* 4 digits + \n + \0 */
|
| 353 |
(void)fgets(in, sizeof(in), stdin);
|
| 354 |
|
| 355 |
printf("keyboard sent: %s", in);
|
| 356 |
}
|
| 357 |
else
|
| 358 |
/* if it is not a keyboard */
|
| 359 |
printf("\n");
|
| 360 |
}
|
| 361 |
|
| 362 |
printf(" card response:");
|
| 363 |
for (i=0; i<length; i++)
|
| 364 |
printf(" %02X", bRecvBuffer[i]);
|
| 365 |
printf("\n");
|
| 366 |
PCSC_ERROR_CONT(rv, "SCardControl")
|
| 367 |
|
| 368 |
/* verify PIN dump */
|
| 369 |
printf("\nverify PIN dump: ");
|
| 370 |
send_length = 5;
|
| 371 |
memcpy(bSendBuffer, "\x00\x40\x00\x00\xFF",
|
| 372 |
send_length);
|
| 373 |
for (i=0; i<send_length; i++)
|
| 374 |
printf(" %02X", bSendBuffer[i]);
|
| 375 |
printf("\n");
|
| 376 |
length = sizeof(bRecvBuffer);
|
| 377 |
rv = SCardTransmit(hCard, &pioSendPci, bSendBuffer, send_length,
|
| 378 |
&pioRecvPci, bRecvBuffer, &length);
|
| 379 |
printf(" card response:");
|
| 380 |
for (i=0; i<length; i++)
|
| 381 |
printf(" %02X", bRecvBuffer[i]);
|
| 382 |
printf("\n");
|
| 383 |
PCSC_ERROR_EXIT(rv, "SCardTransmit")
|
| 384 |
|
| 385 |
if ((2 == length) && (0x6C == bRecvBuffer[0]))
|
| 386 |
{
|
| 387 |
printf("\nverify PIN dump: ");
|
| 388 |
send_length = 5;
|
| 389 |
memcpy(bSendBuffer, "\x00\x40\x00\x00\xFF",
|
| 390 |
send_length);
|
| 391 |
bSendBuffer[4] = bRecvBuffer[1];
|
| 392 |
for (i=0; i<send_length; i++)
|
| 393 |
printf(" %02X", bSendBuffer[i]);
|
| 394 |
printf("\n");
|
| 395 |
length = sizeof(bRecvBuffer);
|
| 396 |
rv = SCardTransmit(hCard, &pioSendPci, bSendBuffer, send_length,
|
| 397 |
&pioRecvPci, bRecvBuffer, &length);
|
| 398 |
printf(" card response:");
|
| 399 |
for (i=0; i<length; i++)
|
| 400 |
printf(" %02X", bRecvBuffer[i]);
|
| 401 |
printf("\n");
|
| 402 |
PCSC_ERROR_EXIT(rv, "SCardTransmit")
|
| 403 |
}
|
| 404 |
#endif
|
| 405 |
|
| 406 |
/* check if the reader supports Modify PIN */
|
| 407 |
if (0 == modify_ioctl)
|
| 408 |
{
|
| 409 |
printf("Reader %s does not support PIN modification\n",
|
| 410 |
readers[reader_nb]);
|
| 411 |
goto end;
|
| 412 |
}
|
| 413 |
|
| 414 |
#ifdef MODIFY_PIN
|
| 415 |
/* Modify PIN */
|
| 416 |
printf(" Secure modify PIN\n");
|
| 417 |
pin_modify = (PIN_MODIFY_STRUCTURE *)bSendBuffer;
|
| 418 |
|
| 419 |
/* Table for bConfirmPIN and bNumberMessage
|
| 420 |
* bConfirmPIN = 3, bNumberMessage = 3: "Enter Pin" "New Pin" "Confirm Pin"
|
| 421 |
* bConfirmPIN = 2, bNumberMessage = 2: "Enter Pin" "New Pin"
|
| 422 |
* bConfirmPIN = 1, bNumberMessage = 2: "New Pin" "Confirm Pin"
|
| 423 |
* bConfirmPIN = 0, bNumberMessage = 1: "New Pin"
|
| 424 |
*/
|
| 425 |
/* PC/SC v2.0.2 Part 10 PIN verification data structure */
|
| 426 |
pin_modify -> bTimerOut = 0x00;
|
| 427 |
pin_modify -> bTimerOut2 = 0x00;
|
| 428 |
pin_modify -> bmFormatString = 0x82;
|
| 429 |
pin_modify -> bmPINBlockString = 0x04;
|
| 430 |
pin_modify -> bmPINLengthFormat = 0x00;
|
| 431 |
pin_modify -> bInsertionOffsetOld = 0x00; /* offset from APDU start */
|
| 432 |
pin_modify -> bInsertionOffsetNew = 0x04; /* offset from APDU start */
|
| 433 |
pin_modify -> wPINMaxExtraDigit = HOST_TO_CCID_16(0x0408); /* Min Max */
|
| 434 |
pin_modify -> bConfirmPIN = 0x03; /* b0 set = confirmation requested */
|
| 435 |
/* b1 set = current PIN entry requested */
|
| 436 |
pin_modify -> bEntryValidationCondition = 0x02; /* validation key pressed */
|
| 437 |
pin_modify -> bNumberMessage = 0x03; /* see table above */
|
| 438 |
pin_modify -> wLangId = HOST_TO_CCID_16(0x0904);
|
| 439 |
pin_modify -> bMsgIndex1 = 0x00;
|
| 440 |
pin_modify -> bMsgIndex2 = 0x00;
|
| 441 |
pin_modify -> bMsgIndex3 = 0x00;
|
| 442 |
pin_modify -> bTeoPrologue[0] = 0x00;
|
| 443 |
pin_modify -> bTeoPrologue[1] = 0x00;
|
| 444 |
pin_modify -> bTeoPrologue[2] = 0x00;
|
| 445 |
/* pin_modify -> ulDataLength = 0x00; we don't know the size yet */
|
| 446 |
|
| 447 |
/* APDU: 00 20 00 00 08 30 30 30 30 00 00 00 00 */
|
| 448 |
offset = 0;
|
| 449 |
pin_modify -> abData[offset++] = 0x00; /* CLA */
|
| 450 |
pin_modify -> abData[offset++] = 0x24; /* INS: CHANGE/UNBLOCK */
|
| 451 |
pin_modify -> abData[offset++] = 0x00; /* P1 */
|
| 452 |
pin_modify -> abData[offset++] = 0x00; /* P2 */
|
| 453 |
pin_modify -> abData[offset++] = 0x08; /* Lc: 2x8 data bytes */
|
| 454 |
pin_modify -> abData[offset++] = 0x30; /* '0' old PIN */
|
| 455 |
pin_modify -> abData[offset++] = 0x30; /* '0' */
|
| 456 |
pin_modify -> abData[offset++] = 0x30; /* '0' */
|
| 457 |
pin_modify -> abData[offset++] = 0x30; /* '0' */
|
| 458 |
pin_modify -> abData[offset++] = 0x30; /* '0' new PIN */
|
| 459 |
pin_modify -> abData[offset++] = 0x30; /* '0' */
|
| 460 |
pin_modify -> abData[offset++] = 0x30; /* '0' */
|
| 461 |
pin_modify -> abData[offset++] = 0x30; /* '0' */
|
| 462 |
pin_modify -> ulDataLength = HOST_TO_CCID_32(offset); /* APDU size */
|
| 463 |
|
| 464 |
length = sizeof(PIN_MODIFY_STRUCTURE) + offset -1; /* -1 because PIN_MODIFY_STRUCTURE contains the first byte of abData[] */
|
| 465 |
|
| 466 |
printf(" command:");
|
| 467 |
for (i=0; i<length; i++)
|
| 468 |
printf(" %02X", bSendBuffer[i]);
|
| 469 |
printf("\n");
|
| 470 |
printf("Enter your PIN: ");
|
| 471 |
fflush(stdout);
|
| 472 |
rv = SCardControl(hCard, modify_ioctl, bSendBuffer,
|
| 473 |
length, bRecvBuffer, sizeof(bRecvBuffer), &length);
|
| 474 |
|
| 475 |
printf(" card response:");
|
| 476 |
for (i=0; i<length; i++)
|
| 477 |
printf(" %02X", bRecvBuffer[i]);
|
| 478 |
printf("\n");
|
| 479 |
PCSC_ERROR_CONT(rv, "SCardControl")
|
| 480 |
|
| 481 |
{
|
| 482 |
#ifndef S_SPLINT_S
|
| 483 |
fd_set fd;
|
| 484 |
#endif
|
| 485 |
struct timeval timeout;
|
| 486 |
|
| 487 |
/* old PIN, new PIN, confirmation PIN */
|
| 488 |
/* if the command is aborted we will not read every "PIN" */
|
| 489 |
for (i=0; i<3; i++)
|
| 490 |
{
|
| 491 |
FD_ZERO(&fd);
|
| 492 |
FD_SET(STDIN_FILENO, &fd); /* stdin */
|
| 493 |
timeout.tv_sec = 0; /* timeout = 0.1s */
|
| 494 |
timeout.tv_usec = 100000;
|
| 495 |
|
| 496 |
/* we only try to read stdin if the pinpad is on a keyboard
|
| 497 |
* we do not read stdin for a SPR 532 for example */
|
| 498 |
if (select(1, &fd, NULL, NULL, &timeout) > 0)
|
| 499 |
{
|
| 500 |
/* read the fake digits */
|
| 501 |
char in[40]; /* 4 digits + \n + \0 */
|
| 502 |
|
| 503 |
(void)fgets(in, sizeof(in), stdin);
|
| 504 |
printf("keyboard sent: %s", in);
|
| 505 |
}
|
| 506 |
}
|
| 507 |
}
|
| 508 |
|
| 509 |
/* modify PIN dump */
|
| 510 |
printf("\nmodify PIN dump: ");
|
| 511 |
send_length = 5;
|
| 512 |
memcpy(bSendBuffer, "\x00\x40\x00\x00\xFF",
|
| 513 |
send_length);
|
| 514 |
for (i=0; i<send_length; i++)
|
| 515 |
printf(" %02X", bSendBuffer[i]);
|
| 516 |
printf("\n");
|
| 517 |
length = sizeof(bRecvBuffer);
|
| 518 |
rv = SCardTransmit(hCard, &pioSendPci, bSendBuffer, send_length,
|
| 519 |
&pioRecvPci, bRecvBuffer, &length);
|
| 520 |
printf(" card response:");
|
| 521 |
for (i=0; i<length; i++)
|
| 522 |
printf(" %02X", bRecvBuffer[i]);
|
| 523 |
printf("\n");
|
| 524 |
PCSC_ERROR_EXIT(rv, "SCardTransmit")
|
| 525 |
|
| 526 |
if ((2 == length) && (0x6C == bRecvBuffer[0]))
|
| 527 |
{
|
| 528 |
printf("\nverify PIN dump: ");
|
| 529 |
send_length = 5;
|
| 530 |
memcpy(bSendBuffer, "\x00\x40\x00\x00\xFF",
|
| 531 |
send_length);
|
| 532 |
bSendBuffer[4] = bRecvBuffer[1];
|
| 533 |
for (i=0; i<send_length; i++)
|
| 534 |
printf(" %02X", bSendBuffer[i]);
|
| 535 |
printf("\n");
|
| 536 |
length = sizeof(bRecvBuffer);
|
| 537 |
rv = SCardTransmit(hCard, &pioSendPci, bSendBuffer, send_length,
|
| 538 |
&pioRecvPci, bRecvBuffer, &length);
|
| 539 |
printf(" card response:");
|
| 540 |
for (i=0; i<length; i++)
|
| 541 |
printf(" %02X", bRecvBuffer[i]);
|
| 542 |
printf("\n");
|
| 543 |
PCSC_ERROR_EXIT(rv, "SCardTransmit")
|
| 544 |
}
|
| 545 |
#endif
|
| 546 |
|
| 547 |
/* card disconnect */
|
| 548 |
rv = SCardDisconnect(hCard, SCARD_UNPOWER_CARD);
|
| 549 |
PCSC_ERROR_CONT(rv, "SCardDisconnect")
|
| 550 |
|
| 551 |
end:
|
| 552 |
/* We try to leave things as clean as possible */
|
| 553 |
rv = SCardReleaseContext(hContext);
|
| 554 |
if (rv != SCARD_S_SUCCESS)
|
| 555 |
printf("SCardReleaseContext: %s (0x%lX)\n", pcsc_stringify_error(rv),
|
| 556 |
rv);
|
| 557 |
|
| 558 |
/* free allocated memory */
|
| 559 |
free(mszReaders);
|
| 560 |
free(readers);
|
| 561 |
|
| 562 |
return 0;
|
| 563 |
} /* main */
|
| 564 |
|
Parent Directory
| 
Revision Log