1 | /*
|
---|
2 | atr.c
|
---|
3 | ISO 7816 ICC's answer to reset abstract data type implementation
|
---|
4 |
|
---|
5 | This file is part of the Unix driver for Towitoko smartcard readers
|
---|
6 | Copyright (C) 2000 Carlos Prados <cprados@yahoo.com>
|
---|
7 |
|
---|
8 | This version is modified by doz21 to work in a special manner ;)
|
---|
9 |
|
---|
10 | This library is free software; you can redistribute it and/or
|
---|
11 | modify it under the terms of the GNU Lesser General Public
|
---|
12 | License as published by the Free Software Foundation; either
|
---|
13 | version 2 of the License, or (at your option) any later version.
|
---|
14 |
|
---|
15 | This library is distributed in the hope that it will be useful,
|
---|
16 | but WITHOUT ANY WARRANTY; without even the implied warranty of
|
---|
17 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
|
---|
18 | Lesser General Public License for more details.
|
---|
19 |
|
---|
20 | You should have received a copy of the GNU Lesser General Public
|
---|
21 | License along with this library; if not, write to the Free Software
|
---|
22 | Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
|
---|
23 | */
|
---|
24 |
|
---|
25 | #include "defines.h"
|
---|
26 | #include "atr.h"
|
---|
27 | #include <stdlib.h>
|
---|
28 | #include <string.h>
|
---|
29 |
|
---|
30 | /*
|
---|
31 | * Not exported variables definition
|
---|
32 | */
|
---|
33 |
|
---|
34 | static unsigned long atr_fs_table[16] = {0, 5000000L, 6000000L, 8000000L, 12000000L, 16000000L, 20000000L, 0, 0, 5000000L, 7500000L, 10000000L, 15000000L, 20000000L, 0, 0};
|
---|
35 |
|
---|
36 | static unsigned atr_num_ib_table[16] = {0, 1, 1, 2, 1, 2, 2, 3, 1, 2, 2, 3, 2, 3, 3, 4};
|
---|
37 |
|
---|
38 | /*
|
---|
39 | * Exported variables definition
|
---|
40 | */
|
---|
41 |
|
---|
42 | unsigned atr_f_table[16] = {0, 372, 558, 744, 1116, 1488, 1860, 0, 0, 512, 768, 1024, 1536, 2048, 0, 0};
|
---|
43 |
|
---|
44 | double atr_d_table[16] = {0, 1, 2, 4, 8, 16, 0, 0, 0, 0, 0.5, 0.25, 125, 0.0625, 0.03125, 0.015625};
|
---|
45 |
|
---|
46 | unsigned atr_i_table[4] = {25, 50, 100, 0};
|
---|
47 |
|
---|
48 | /*
|
---|
49 | * Not exported functions declaration
|
---|
50 | */
|
---|
51 |
|
---|
52 | static bool ATR_GetNextByte (IO_Serial * io, unsigned timeout, BYTE * b, bool invert);
|
---|
53 |
|
---|
54 | /*
|
---|
55 | * Exported funcions definition
|
---|
56 | */
|
---|
57 |
|
---|
58 | ATR * ATR_New (void)
|
---|
59 | {
|
---|
60 | ATR *atr;
|
---|
61 |
|
---|
62 | /* Allocate memory */
|
---|
63 | atr = (ATR *) malloc (sizeof (ATR));
|
---|
64 |
|
---|
65 | return atr;
|
---|
66 | }
|
---|
67 |
|
---|
68 | int ATR_InitFromArray (ATR * atr, BYTE atr_buffer[ATR_MAX_SIZE], unsigned length)
|
---|
69 | {
|
---|
70 | BYTE TDi;
|
---|
71 | BYTE buffer[ATR_MAX_SIZE];
|
---|
72 | unsigned pointer = 0, pn = 0;
|
---|
73 |
|
---|
74 | /* Check size of buffer */
|
---|
75 | if (length < 2)
|
---|
76 | return (ATR_MALFORMED);
|
---|
77 |
|
---|
78 | /* Check if ATR is from a inverse convention card */
|
---|
79 | if (atr_buffer[0] == 0x03)
|
---|
80 | {
|
---|
81 | for (pointer = 0; pointer < length; pointer++)
|
---|
82 | buffer[pointer] = ~(INVERT_BYTE (atr_buffer[pointer]));
|
---|
83 | }
|
---|
84 | else
|
---|
85 | {
|
---|
86 | memcpy (buffer, atr_buffer, length);
|
---|
87 | }
|
---|
88 |
|
---|
89 | /* Store T0 and TS */
|
---|
90 | atr->TS = buffer[0];
|
---|
91 |
|
---|
92 | atr->T0 = TDi = buffer[1];
|
---|
93 | pointer = 1;
|
---|
94 |
|
---|
95 | /* Store number of historical bytes */
|
---|
96 | atr->hbn = TDi & 0x0F;
|
---|
97 |
|
---|
98 | /* TCK is not present by default */
|
---|
99 | (atr->TCK).present = FALSE;
|
---|
100 |
|
---|
101 | /* Extract interface bytes */
|
---|
102 | while (pointer < length)
|
---|
103 | {
|
---|
104 | /* Check buffer is long enought */
|
---|
105 | if (pointer + atr_num_ib_table[(0xF0 & TDi) >> 4] >= length)
|
---|
106 | {
|
---|
107 | return (ATR_MALFORMED);
|
---|
108 | }
|
---|
109 |
|
---|
110 | /* Check TAi is present */
|
---|
111 | if ((TDi | 0xEF) == 0xFF)
|
---|
112 | {
|
---|
113 | pointer++;
|
---|
114 | atr->ib[pn][ATR_INTERFACE_BYTE_TA].value = buffer[pointer];
|
---|
115 | atr->ib[pn][ATR_INTERFACE_BYTE_TA].present = TRUE;
|
---|
116 | }
|
---|
117 | else
|
---|
118 | {
|
---|
119 | atr->ib[pn][ATR_INTERFACE_BYTE_TA].present = FALSE;
|
---|
120 | }
|
---|
121 |
|
---|
122 | /* Check TBi is present */
|
---|
123 | if ((TDi | 0xDF) == 0xFF)
|
---|
124 | {
|
---|
125 | pointer++;
|
---|
126 | atr->ib[pn][ATR_INTERFACE_BYTE_TB].value = buffer[pointer];
|
---|
127 | atr->ib[pn][ATR_INTERFACE_BYTE_TB].present = TRUE;
|
---|
128 | }
|
---|
129 | else
|
---|
130 | {
|
---|
131 | atr->ib[pn][ATR_INTERFACE_BYTE_TB].present = FALSE;
|
---|
132 | }
|
---|
133 |
|
---|
134 | /* Check TCi is present */
|
---|
135 | if ((TDi | 0xBF) == 0xFF)
|
---|
136 | {
|
---|
137 | pointer++;
|
---|
138 | atr->ib[pn][ATR_INTERFACE_BYTE_TC].value = buffer[pointer];
|
---|
139 | atr->ib[pn][ATR_INTERFACE_BYTE_TC].present = TRUE;
|
---|
140 | }
|
---|
141 | else
|
---|
142 | {
|
---|
143 | atr->ib[pn][ATR_INTERFACE_BYTE_TC].present = FALSE;
|
---|
144 | }
|
---|
145 |
|
---|
146 | /* Read TDi if present */
|
---|
147 | if ((TDi | 0x7F) == 0xFF)
|
---|
148 | {
|
---|
149 | pointer++;
|
---|
150 | TDi = atr->ib[pn][ATR_INTERFACE_BYTE_TD].value = buffer[pointer];
|
---|
151 | atr->ib[pn][ATR_INTERFACE_BYTE_TD].present = TRUE;
|
---|
152 | (atr->TCK).present = ((TDi & 0x0F) != ATR_PROTOCOL_TYPE_T0);
|
---|
153 | if (pn >= ATR_MAX_PROTOCOLS)
|
---|
154 | return (ATR_MALFORMED);
|
---|
155 | pn++;
|
---|
156 | }
|
---|
157 | else
|
---|
158 | {
|
---|
159 | atr->ib[pn][ATR_INTERFACE_BYTE_TD].present = FALSE;
|
---|
160 | break;
|
---|
161 | }
|
---|
162 | }
|
---|
163 |
|
---|
164 | /* Store number of protocols */
|
---|
165 | atr->pn = pn + 1;
|
---|
166 |
|
---|
167 | /* Store historical bytes */
|
---|
168 | if (pointer + atr->hbn >= length)
|
---|
169 | return (ATR_MALFORMED);
|
---|
170 |
|
---|
171 | memcpy (atr->hb, buffer + pointer + 1, atr->hbn);
|
---|
172 | pointer += (atr->hbn);
|
---|
173 |
|
---|
174 | /* Store TCK */
|
---|
175 | if ((atr->TCK).present)
|
---|
176 | {
|
---|
177 | if (pointer + 1 >= length)
|
---|
178 | return (ATR_MALFORMED);
|
---|
179 |
|
---|
180 | pointer++;
|
---|
181 |
|
---|
182 | (atr->TCK).value = buffer[pointer];
|
---|
183 | }
|
---|
184 |
|
---|
185 | atr->length = pointer + 1;
|
---|
186 | return (ATR_OK);
|
---|
187 | }
|
---|
188 |
|
---|
189 | int ATR_InitFromStream (ATR * atr, IO_Serial * io, unsigned timeout)
|
---|
190 | {
|
---|
191 | BYTE TDi;
|
---|
192 | unsigned pointer = 0, pn = 0, i;
|
---|
193 | bool invert;
|
---|
194 |
|
---|
195 | invert = FALSE;
|
---|
196 |
|
---|
197 | /* Store T0 and TS */
|
---|
198 | if (!ATR_GetNextByte (io, timeout, &(atr->TS), invert))
|
---|
199 | return ATR_IO_ERROR;
|
---|
200 |
|
---|
201 | if (atr->TS == 0x03)
|
---|
202 | {
|
---|
203 | atr->TS = 0x3F;
|
---|
204 | invert = TRUE;
|
---|
205 | }
|
---|
206 |
|
---|
207 | if ((atr->TS != 0x3B) && (atr->TS != 0x3F))
|
---|
208 | return ATR_MALFORMED;
|
---|
209 |
|
---|
210 | if (!ATR_GetNextByte (io, timeout, &(atr->T0), invert))
|
---|
211 | return ATR_MALFORMED;
|
---|
212 |
|
---|
213 | TDi = atr->T0;
|
---|
214 | pointer = 1;
|
---|
215 |
|
---|
216 | /* Store number of historical bytes */
|
---|
217 | atr->hbn = TDi & 0x0F;
|
---|
218 |
|
---|
219 | /* TCK is not present by default */
|
---|
220 | (atr->TCK).present = FALSE;
|
---|
221 |
|
---|
222 | /* Extract interface bytes */
|
---|
223 | while (TRUE)
|
---|
224 | {
|
---|
225 | /* Check TAi is present */
|
---|
226 | if ((TDi | 0xEF) == 0xFF)
|
---|
227 | {
|
---|
228 | pointer++;
|
---|
229 | if (!ATR_GetNextByte(io, timeout, &(atr->ib[pn][ATR_INTERFACE_BYTE_TA].value),invert))
|
---|
230 | return ATR_MALFORMED;
|
---|
231 | atr->ib[pn][ATR_INTERFACE_BYTE_TA].present = TRUE;
|
---|
232 | }
|
---|
233 | else
|
---|
234 | {
|
---|
235 | atr->ib[pn][ATR_INTERFACE_BYTE_TA].present = FALSE;
|
---|
236 | }
|
---|
237 |
|
---|
238 | /* Check TBi is present */
|
---|
239 | if ((TDi | 0xDF) == 0xFF)
|
---|
240 | {
|
---|
241 | pointer++;
|
---|
242 | if (!ATR_GetNextByte(io, timeout, &(atr->ib[pn][ATR_INTERFACE_BYTE_TB].value),invert))
|
---|
243 | return ATR_MALFORMED;
|
---|
244 | atr->ib[pn][ATR_INTERFACE_BYTE_TB].present = TRUE;
|
---|
245 | }
|
---|
246 | else
|
---|
247 | {
|
---|
248 | atr->ib[pn][ATR_INTERFACE_BYTE_TB].present = FALSE;
|
---|
249 | }
|
---|
250 |
|
---|
251 | /* Check TCi is present */
|
---|
252 | if ((TDi | 0xBF) == 0xFF)
|
---|
253 | {
|
---|
254 | pointer++;
|
---|
255 | if (!ATR_GetNextByte(io, timeout, &(atr->ib[pn][ATR_INTERFACE_BYTE_TC].value), invert))
|
---|
256 | return ATR_MALFORMED;
|
---|
257 | atr->ib[pn][ATR_INTERFACE_BYTE_TC].present = TRUE;
|
---|
258 | }
|
---|
259 | else
|
---|
260 | {
|
---|
261 | atr->ib[pn][ATR_INTERFACE_BYTE_TC].present = FALSE;
|
---|
262 | }
|
---|
263 |
|
---|
264 | /* Read TDi if present */
|
---|
265 | if ((TDi | 0x7F) == 0xFF)
|
---|
266 | {
|
---|
267 | pointer++;
|
---|
268 | if (!ATR_GetNextByte(io, timeout, &(atr->ib[pn][ATR_INTERFACE_BYTE_TD].value), invert))
|
---|
269 | return ATR_MALFORMED;
|
---|
270 | TDi = atr->ib[pn][ATR_INTERFACE_BYTE_TD].value;
|
---|
271 | atr->ib[pn][ATR_INTERFACE_BYTE_TD].present = TRUE;
|
---|
272 | (atr->TCK).present = ((TDi & 0x0F) != ATR_PROTOCOL_TYPE_T0);
|
---|
273 | if (pn >= ATR_MAX_PROTOCOLS)
|
---|
274 | return (ATR_MALFORMED);
|
---|
275 | pn++;
|
---|
276 | }
|
---|
277 | else
|
---|
278 | {
|
---|
279 | atr->ib[pn][ATR_INTERFACE_BYTE_TD].present = FALSE;
|
---|
280 | break;
|
---|
281 | }
|
---|
282 | }
|
---|
283 |
|
---|
284 | /* Store number of protocols */
|
---|
285 | atr->pn = pn + 1;
|
---|
286 |
|
---|
287 | /* Store historical bytes */
|
---|
288 | for (i = 0; i < (atr->hbn); i++)
|
---|
289 | {
|
---|
290 | if (!ATR_GetNextByte (io, timeout, &(atr->hb[i]), invert))
|
---|
291 | return ATR_MALFORMED;
|
---|
292 | }
|
---|
293 |
|
---|
294 | pointer += (atr->hbn);
|
---|
295 |
|
---|
296 | /* Store TCK */
|
---|
297 | if ((atr->TCK).present)
|
---|
298 | {
|
---|
299 | pointer++;
|
---|
300 |
|
---|
301 | if (!ATR_GetNextByte (io, timeout, (&((atr->TCK).value)), invert))
|
---|
302 | return ATR_MALFORMED;
|
---|
303 | }
|
---|
304 |
|
---|
305 | atr->length = pointer + 1;
|
---|
306 | return (ATR_OK);
|
---|
307 |
|
---|
308 | }
|
---|
309 |
|
---|
310 | void ATR_Delete (ATR * atr)
|
---|
311 | {
|
---|
312 | free (atr);
|
---|
313 | }
|
---|
314 |
|
---|
315 | int ATR_GetConvention (ATR * atr, int *convention)
|
---|
316 | {
|
---|
317 | if (atr->TS == 0x3B)
|
---|
318 | (*convention) = ATR_CONVENTION_DIRECT;
|
---|
319 | else if (atr->TS == 0x3F)
|
---|
320 | (*convention) = ATR_CONVENTION_INVERSE;
|
---|
321 | else
|
---|
322 | return (ATR_MALFORMED);
|
---|
323 |
|
---|
324 | return (ATR_OK);
|
---|
325 | }
|
---|
326 |
|
---|
327 | int ATR_GetSize (ATR * atr, unsigned *size)
|
---|
328 | {
|
---|
329 | (*size) = atr->length;
|
---|
330 | return (ATR_OK);
|
---|
331 | }
|
---|
332 |
|
---|
333 | int ATR_GetNumberOfProtocols (ATR * atr, unsigned *number_protocols)
|
---|
334 | {
|
---|
335 | (*number_protocols) = atr->pn;
|
---|
336 | return (ATR_OK);
|
---|
337 | }
|
---|
338 |
|
---|
339 | int ATR_GetProtocolType (ATR * atr, unsigned number_protocol, BYTE *protocol_type)
|
---|
340 | {
|
---|
341 | if ((number_protocol > atr->pn) || number_protocol < 2)
|
---|
342 | return ATR_NOT_FOUND;
|
---|
343 |
|
---|
344 | if (atr->ib[number_protocol - 2][ATR_INTERFACE_BYTE_TD].present)
|
---|
345 | (*protocol_type) = (atr->ib[number_protocol - 2][ATR_INTERFACE_BYTE_TD].value & 0x0F);
|
---|
346 | else
|
---|
347 | (*protocol_type) = ATR_PROTOCOL_TYPE_T0;
|
---|
348 |
|
---|
349 | return (ATR_OK);
|
---|
350 | }
|
---|
351 |
|
---|
352 | int ATR_GetInterfaceByte (ATR * atr, unsigned number, int character, BYTE * value)
|
---|
353 | {
|
---|
354 | if (number > atr->pn || number < 1)
|
---|
355 | return (ATR_NOT_FOUND);
|
---|
356 |
|
---|
357 | if (atr->ib[number - 1][character].present && (character == ATR_INTERFACE_BYTE_TA || character == ATR_INTERFACE_BYTE_TB || character == ATR_INTERFACE_BYTE_TC || character == ATR_INTERFACE_BYTE_TD))
|
---|
358 | (*value) = atr->ib[number - 1][character].value;
|
---|
359 | else
|
---|
360 | return (ATR_NOT_FOUND);
|
---|
361 |
|
---|
362 | return (ATR_OK);
|
---|
363 | }
|
---|
364 |
|
---|
365 | int ATR_GetIntegerValue (ATR * atr, int name, BYTE * value)
|
---|
366 | {
|
---|
367 | int ret;
|
---|
368 |
|
---|
369 | if (name == ATR_INTEGER_VALUE_FI)
|
---|
370 | {
|
---|
371 | if (atr->ib[0][ATR_INTERFACE_BYTE_TA].present)
|
---|
372 | {
|
---|
373 | (*value) = (atr->ib[0][ATR_INTERFACE_BYTE_TA].value & 0xF0) >> 4;
|
---|
374 | ret = ATR_OK;
|
---|
375 | }
|
---|
376 | else
|
---|
377 | {
|
---|
378 | ret = ATR_NOT_FOUND;
|
---|
379 | }
|
---|
380 | }
|
---|
381 | else if (name == ATR_INTEGER_VALUE_DI)
|
---|
382 | {
|
---|
383 | if (atr->ib[0][ATR_INTERFACE_BYTE_TA].present)
|
---|
384 | {
|
---|
385 | (*value) = (atr->ib[0][ATR_INTERFACE_BYTE_TA].value & 0x0F);
|
---|
386 | ret = ATR_OK;
|
---|
387 | }
|
---|
388 | else
|
---|
389 | {
|
---|
390 | ret = ATR_NOT_FOUND;
|
---|
391 | }
|
---|
392 | }
|
---|
393 | else if (name == ATR_INTEGER_VALUE_II)
|
---|
394 | {
|
---|
395 | if (atr->ib[0][ATR_INTERFACE_BYTE_TB].present)
|
---|
396 | {
|
---|
397 | (*value) = (atr->ib[0][ATR_INTERFACE_BYTE_TB].value & 0x60) >> 5;
|
---|
398 | ret = ATR_OK;
|
---|
399 | }
|
---|
400 | else
|
---|
401 | {
|
---|
402 | ret = ATR_NOT_FOUND;
|
---|
403 | }
|
---|
404 | }
|
---|
405 | else if (name == ATR_INTEGER_VALUE_PI1)
|
---|
406 | {
|
---|
407 | if (atr->ib[0][ATR_INTERFACE_BYTE_TB].present)
|
---|
408 | {
|
---|
409 | (*value) = (atr->ib[0][ATR_INTERFACE_BYTE_TB].value & 0x1F);
|
---|
410 | ret = ATR_OK;
|
---|
411 | }
|
---|
412 | else
|
---|
413 | {
|
---|
414 | ret = ATR_NOT_FOUND;
|
---|
415 | }
|
---|
416 | }
|
---|
417 | else if (name == ATR_INTEGER_VALUE_PI2)
|
---|
418 | {
|
---|
419 | if (atr->ib[1][ATR_INTERFACE_BYTE_TB].present)
|
---|
420 | {
|
---|
421 | (*value) = atr->ib[1][ATR_INTERFACE_BYTE_TB].value;
|
---|
422 | ret = ATR_OK;
|
---|
423 | }
|
---|
424 | else
|
---|
425 | {
|
---|
426 | ret = ATR_NOT_FOUND;
|
---|
427 | }
|
---|
428 | }
|
---|
429 | else if (name == ATR_INTEGER_VALUE_N)
|
---|
430 | {
|
---|
431 | if (atr->ib[0][ATR_INTERFACE_BYTE_TC].present)
|
---|
432 | {
|
---|
433 | (*value) = atr->ib[0][ATR_INTERFACE_BYTE_TC].value;
|
---|
434 | ret = ATR_OK;
|
---|
435 | }
|
---|
436 | else
|
---|
437 | {
|
---|
438 | ret = ATR_NOT_FOUND;
|
---|
439 | }
|
---|
440 | }
|
---|
441 | else
|
---|
442 | {
|
---|
443 | ret = ATR_NOT_FOUND;
|
---|
444 | }
|
---|
445 |
|
---|
446 | return ret;
|
---|
447 | }
|
---|
448 |
|
---|
449 | int ATR_GetParameter (ATR * atr, int name, double *parameter)
|
---|
450 | {
|
---|
451 | BYTE FI, DI, II, PI1, PI2, N;
|
---|
452 |
|
---|
453 | if (name == ATR_PARAMETER_F)
|
---|
454 | {
|
---|
455 | if (ATR_GetIntegerValue (atr, ATR_INTEGER_VALUE_FI, &FI) == ATR_OK)
|
---|
456 | (*parameter) = (double) (atr_f_table[FI]);
|
---|
457 | else
|
---|
458 | (*parameter) = (double) ATR_DEFAULT_F;
|
---|
459 | return (ATR_OK);
|
---|
460 | }
|
---|
461 | else if (name == ATR_PARAMETER_D)
|
---|
462 | {
|
---|
463 | if (ATR_GetIntegerValue (atr, ATR_INTEGER_VALUE_DI, &DI) == ATR_OK)
|
---|
464 | (*parameter) = (double) (atr_d_table[DI]);
|
---|
465 | else
|
---|
466 | (*parameter) = (double) ATR_DEFAULT_D;
|
---|
467 | return (ATR_OK);
|
---|
468 | }
|
---|
469 | else if (name == ATR_PARAMETER_I)
|
---|
470 | {
|
---|
471 | if (ATR_GetIntegerValue (atr, ATR_INTEGER_VALUE_II, &II) == ATR_OK)
|
---|
472 | (*parameter) = (double) (atr_i_table[II]);
|
---|
473 | else
|
---|
474 | (*parameter) = ATR_DEFAULT_I;
|
---|
475 | return (ATR_OK);
|
---|
476 | }
|
---|
477 | else if (name == ATR_PARAMETER_P)
|
---|
478 | {
|
---|
479 | if (ATR_GetIntegerValue (atr, ATR_INTEGER_VALUE_PI2, &PI2) == ATR_OK)
|
---|
480 | (*parameter) = (double) PI2;
|
---|
481 | else if (ATR_GetIntegerValue (atr, ATR_INTEGER_VALUE_PI1, &PI1) == ATR_OK)
|
---|
482 | (*parameter) = (double) PI1;
|
---|
483 | else
|
---|
484 | (*parameter) = (double) ATR_DEFAULT_P;
|
---|
485 | return (ATR_OK);
|
---|
486 | }
|
---|
487 | else if (name == ATR_PARAMETER_N)
|
---|
488 | {
|
---|
489 | if (ATR_GetIntegerValue (atr, ATR_INTEGER_VALUE_N, &N) == ATR_OK)
|
---|
490 | (*parameter) = (double) N;
|
---|
491 | else
|
---|
492 | (*parameter) = (double) ATR_DEFAULT_N;
|
---|
493 | return (ATR_OK);
|
---|
494 | }
|
---|
495 |
|
---|
496 | return (ATR_NOT_FOUND);
|
---|
497 | }
|
---|
498 |
|
---|
499 | int ATR_GetHistoricalBytes (ATR * atr, BYTE hist[ATR_MAX_HISTORICAL], unsigned *length)
|
---|
500 | {
|
---|
501 | if (atr->hbn == 0)
|
---|
502 | return (ATR_NOT_FOUND);
|
---|
503 |
|
---|
504 | (*length) = atr->hbn;
|
---|
505 | memcpy (hist, atr->hb, atr->hbn);
|
---|
506 | return (ATR_OK);
|
---|
507 | }
|
---|
508 |
|
---|
509 | int ATR_GetRaw (ATR * atr, BYTE buffer[ATR_MAX_SIZE], unsigned *length)
|
---|
510 | {
|
---|
511 | unsigned i, j;
|
---|
512 |
|
---|
513 | buffer[0] = atr->TS;
|
---|
514 | buffer[1] = atr->T0;
|
---|
515 |
|
---|
516 | j = 2;
|
---|
517 |
|
---|
518 | for (i = 0; i < atr->pn; i++)
|
---|
519 | {
|
---|
520 | if (atr->ib[i][ATR_INTERFACE_BYTE_TA].present)
|
---|
521 | buffer[j++] = atr->ib[i][ATR_INTERFACE_BYTE_TA].value;
|
---|
522 |
|
---|
523 | if (atr->ib[i][ATR_INTERFACE_BYTE_TB].present)
|
---|
524 | buffer[j++] = atr->ib[i][ATR_INTERFACE_BYTE_TB].value;
|
---|
525 |
|
---|
526 | if (atr->ib[i][ATR_INTERFACE_BYTE_TC].present)
|
---|
527 | buffer[j++] = atr->ib[i][ATR_INTERFACE_BYTE_TC].value;
|
---|
528 |
|
---|
529 | if (atr->ib[i][ATR_INTERFACE_BYTE_TD].present)
|
---|
530 | buffer[j++] = atr->ib[i][ATR_INTERFACE_BYTE_TD].value;
|
---|
531 | }
|
---|
532 |
|
---|
533 | if (atr->hbn > 0)
|
---|
534 | {
|
---|
535 | memcpy (&(buffer[j]), atr->hb, atr->hbn);
|
---|
536 | j += atr->hbn;
|
---|
537 | }
|
---|
538 |
|
---|
539 | if ((atr->TCK).present)
|
---|
540 | buffer[j++] = (atr->TCK).value;
|
---|
541 |
|
---|
542 | (*length) = j;
|
---|
543 |
|
---|
544 | return ATR_OK;
|
---|
545 | }
|
---|
546 |
|
---|
547 | int ATR_GetCheckByte (ATR * atr, BYTE * check_byte)
|
---|
548 | {
|
---|
549 | if (!((atr->TCK).present))
|
---|
550 | return (ATR_NOT_FOUND);
|
---|
551 |
|
---|
552 | (*check_byte) = (atr->TCK).value;
|
---|
553 | return (ATR_OK);
|
---|
554 | }
|
---|
555 |
|
---|
556 | int ATR_GetFsMax (ATR * atr, unsigned long *fsmax)
|
---|
557 | {
|
---|
558 | BYTE FI;
|
---|
559 |
|
---|
560 | if (ATR_GetIntegerValue (atr, ATR_INTEGER_VALUE_FI, &FI) == ATR_OK)
|
---|
561 | (*fsmax) = atr_fs_table[FI];
|
---|
562 | else
|
---|
563 | (*fsmax) = atr_fs_table[1];
|
---|
564 |
|
---|
565 | return (ATR_OK);
|
---|
566 | }
|
---|
567 |
|
---|
568 | /*
|
---|
569 | * Not exported functions definition
|
---|
570 | */
|
---|
571 |
|
---|
572 | static bool ATR_GetNextByte (IO_Serial * io, unsigned timeout, BYTE * byte, bool invert)
|
---|
573 | {
|
---|
574 | bool ret;
|
---|
575 | ret = IO_Serial_Read (io, timeout, 1, byte);
|
---|
576 | /* Para tarjetas inversas quiza */
|
---|
577 | if (invert)
|
---|
578 | (*byte) = ~(INVERT_BYTE (*byte));
|
---|
579 |
|
---|
580 | return ret;
|
---|
581 | }
|
---|