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comparison simtool/readcmd.c @ 90:53e2c00566af

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fc-simtool: readbin command implemented
author Mychaela Falconia <falcon@freecalypso.org>
date Sun, 24 Jan 2021 18:18:04 +0000
parents
children 226b231d00f3
comparison
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89:fb75855a74a9 90:53e2c00566af
1 #include <sys/types.h>
2 #include <stdio.h>
3 #include <stdlib.h>
4 #include <pcsclite.h>
5 #include <winscard.h>
6 #include "globals.h"
7
8 cmd_readbin(argc, argv)
9 char **argv;
10 {
11 unsigned offset, len;
12 u_char cmd[5];
13 int rc;
14
15 offset = strtoul(argv[1], 0, 0);
16 if (offset > 0xFFFF) {
17 fprintf(stderr, "error: offset argument is out of range\n");
18 return(-1);
19 }
20 len = strtoul(argv[2], 0, 0);
21 if (len < 1 || len > 256) {
22 fprintf(stderr, "error: length argument is out of range\n");
23 return(-1);
24 }
25 /* READ BINARY command APDU */
26 cmd[0] = 0xA0;
27 cmd[1] = 0xB0;
28 cmd[2] = offset >> 8;
29 cmd[3] = offset;
30 cmd[4] = len;
31 rc = apdu_exchange(cmd, 5);
32 if (rc < 0)
33 return(rc);
34 if (sim_resp_sw != 0x9000) {
35 fprintf(stderr, "bad SW response to READ BINARY: %04X\n",
36 sim_resp_sw);
37 return(-1);
38 }
39 if (sim_resp_data_len != len) {
40 fprintf(stderr,
41 "error: READ BINARY returned %u bytes, expected %u\n",
42 sim_resp_data_len, len);
43 return(-1);
44 }
45 display_sim_resp_in_hex();
46 return(0);
47 }