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comparison uicc/select.c @ 87:0e46bbb801e0

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fc-uicc-tool: internal code in preparation for porting extended readef, savebin, restore-file and erase-file commands from fc-simtool
author Mychaela Falconia <falcon@freecalypso.org>
date Sun, 11 Apr 2021 03:52:48 +0000
parents b70d35f5476f
children db131929ee96
comparison
equal deleted inserted replaced
86:de23872796cb 87:0e46bbb801e0
3 #include <string.h> 3 #include <string.h>
4 #include <strings.h> 4 #include <strings.h>
5 #include <stdio.h> 5 #include <stdio.h>
6 #include <stdlib.h> 6 #include <stdlib.h>
7 #include "simresp.h" 7 #include "simresp.h"
8 #include "efstruct.h"
8 9
9 u_char std_aid_usim[7] = {0xA0, 0x00, 0x00, 0x00, 0x87, 0x10, 0x02}; 10 u_char std_aid_usim[7] = {0xA0, 0x00, 0x00, 0x00, 0x87, 0x10, 0x02};
10 u_char std_aid_isim[7] = {0xA0, 0x00, 0x00, 0x00, 0x87, 0x10, 0x04}; 11 u_char std_aid_isim[7] = {0xA0, 0x00, 0x00, 0x00, 0x87, 0x10, 0x04};
11 12
12 unsigned last_sel_file_record_len; 13 unsigned last_sel_file_record_len;
390 *rec_len_ret = reclen; 391 *rec_len_ret = reclen;
391 if (rec_count_ret) 392 if (rec_count_ret)
392 *rec_count_ret = tlv[6]; 393 *rec_count_ret = tlv[6];
393 return(0); 394 return(0);
394 } 395 }
396
397 select_resp_get_ef_struct(efs)
398 struct ef_struct *efs;
399 {
400 u_char *tlv;
401
402 tlv = extract_select_resp_tag(0x82);
403 if (!tlv)
404 return(-1);
405 if (tlv[1] < 2) {
406 bad_file_desc: fprintf(stderr, "error: unable to figure out file structure\n");
407 return(-1);
408 }
409 if (tlv[2] & 0x80)
410 goto bad_file_desc;
411 if ((tlv[2] & 0x38) == 0x38)
412 goto bad_file_desc;
413 efs->structure = tlv[2] & 0x07;
414 switch (efs->structure) {
415 case 0x01:
416 if (tlv[1] != 2) {
417 fprintf(stderr,
418 "error: file descriptor TLV element has wrong length\n");
419 return(-1);
420 }
421 tlv = extract_select_resp_tag(0x80);
422 if (!tlv)
423 return(-1);
424 if (tlv[1] != 2) {
425 fprintf(stderr,
426 "error: file size TLV element has wrong length\n");
427 return(-1);
428 }
429 efs->total_size = (tlv[2] << 8) | tlv[3];
430 return(0);
431 case 0x02:
432 case 0x06:
433 if (tlv[1] != 5) {
434 fprintf(stderr,
435 "error: file descriptor TLV element has wrong length\n");
436 return(-1);
437 }
438 efs->record_len = (tlv[4] << 8) | tlv[5];
439 if (efs->record_len < 1 || efs->record_len > 255) {
440 fprintf(stderr,
441 "error: SELECT response gives invalid record length\n");
442 return(-1);
443 }
444 efs->record_count = tlv[6];
445 efs->total_size = efs->record_len * efs->record_count;
446 return(0);
447 default:
448 goto bad_file_desc;
449 }
450 }