comparison simtool/getresp.c @ 10:ddd767f6e15b

fc-simtool ported over
author Mychaela Falconia <falcon@freecalypso.org>
date Sun, 14 Mar 2021 07:11:25 +0000
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9:c9ef9e91dd8e 10:ddd767f6e15b
1 /*
2 * This module implements an elementary GET RESPONSE command
3 */
4
5 #include <sys/types.h>
6 #include <stdio.h>
7 #include <stdlib.h>
8 #include "simresp.h"
9
10 cmd_get_response(argc, argv, outf)
11 char **argv;
12 FILE *outf;
13 {
14 u_char cmd[5];
15 int rc;
16 unsigned len;
17
18 len = strtoul(argv[1], 0, 0);
19 if (len < 1 || len > 256) {
20 fprintf(stderr, "error: length argument is out of range\n");
21 return(-1);
22 }
23 /* GET RESPONSE command APDU */
24 cmd[0] = 0xA0;
25 cmd[1] = 0xC0;
26 cmd[2] = 0;
27 cmd[3] = 0;
28 cmd[4] = len;
29 rc = apdu_exchange(cmd, 5);
30 if (rc < 0)
31 return(rc);
32 if (sim_resp_sw != 0x9000) {
33 fprintf(stderr, "bad SW resp to GET RESPONSE: %04X\n",
34 sim_resp_sw);
35 return(-1);
36 }
37 display_sim_resp_in_hex(outf);
38 return(0);
39 }
40
41 get_response_op()
42 {
43 u_char cmd[5];
44 int rc;
45 unsigned expect_resp_len;
46
47 expect_resp_len = sim_resp_sw & 0xFF;
48 /* GET RESPONSE command APDU */
49 cmd[0] = 0xA0;
50 cmd[1] = 0xC0;
51 cmd[2] = 0;
52 cmd[3] = 0;
53 cmd[4] = expect_resp_len;
54 rc = apdu_exchange(cmd, 5);
55 if (rc < 0)
56 return(rc);
57 if (sim_resp_sw != 0x9000) {
58 fprintf(stderr, "bad SW resp to GET RESPONSE: %04X\n",
59 sim_resp_sw);
60 return(-1);
61 }
62 if (sim_resp_data_len != expect_resp_len) {
63 fprintf(stderr,
64 "error: GET RESPONSE returned %u bytes, expected %u\n",
65 sim_resp_data_len, expect_resp_len);
66 return(-1);
67 }
68 return(0);
69 }