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comparison simtool/sstlist.c @ 60:090704d1ddc1

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simtool: C module implementing sst command renamed from sstdump.c to sstlist.c
author Mychaela Falconia <falcon@freecalypso.org>
date Sun, 14 Feb 2021 01:45:05 +0000
parents simtool/sstdump.c@c56e63a8725d
children 9c16cf1a79af
comparison
equal deleted inserted replaced
59:c56e63a8725d 60:090704d1ddc1
1 /*
2 * This module implements the sst command, listing the SIM Service Table
3 * in a human-readable, yet very compact form: just a list of activated
4 * (or allocated but not activated, specially marked) service numbers.
5 */
6
7 #include <sys/types.h>
8 #include <stdio.h>
9 #include "simresp.h"
10 #include "curfile.h"
11 #include "file_id.h"
12
13 cmd_sst()
14 {
15 int rc;
16 unsigned byte, pos, code, nserv, linelen;
17
18 rc = select_op(DF_GSM);
19 if (rc < 0)
20 return(rc);
21 rc = select_op(EF_SST);
22 if (rc < 0)
23 return(rc);
24 rc = parse_ef_select_response();
25 if (rc < 0)
26 return(rc);
27 if (curfile_structure != 0x00) {
28 fprintf(stderr, "error: EF_SST is not transparent\n");
29 return(-1);
30 }
31 if (curfile_total_size < 2) {
32 fprintf(stderr,
33 "error: EF_SST is shorter than spec minimum of 2 bytes\n");
34 return(-1);
35 }
36 if (curfile_total_size > 256) {
37 fprintf(stderr,
38 "error: EF_SST is longer than our 256 byte limit\n");
39 return(-1);
40 }
41 rc = readbin_op(0, curfile_total_size);
42 if (rc < 0)
43 return(rc);
44 linelen = 0;
45 for (byte = 0, nserv = 1; byte < curfile_total_size; byte++) {
46 for (pos = 0; pos < 8; pos += 2, nserv++) {
47 code = (sim_resp_data[byte] >> pos) & 3;
48 if (!(code & 1))
49 continue;
50 if (linelen > 73) {
51 putchar('\n');
52 linelen = 0;
53 }
54 if (linelen) {
55 putchar(' ');
56 linelen++;
57 }
58 linelen += printf("%u", nserv);
59 if (!(code & 2)) {
60 putchar('^');
61 linelen++;
62 }
63 }
64 }
65 if (linelen)
66 putchar('\n');
67 return(0);
68 }