comparison simtool/fplmn.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 commands for working with EF_FPLMN.
3 */
4
5 #include <sys/types.h>
6 #include <stdio.h>
7 #include <stdlib.h>
8 #include <string.h>
9 #include <strings.h>
10 #include "simresp.h"
11 #include "curfile.h"
12 #include "file_id.h"
13
14 static
15 select_ef_fplmn()
16 {
17 int rc;
18
19 rc = select_op(DF_GSM);
20 if (rc < 0)
21 return(rc);
22 rc = select_op(EF_FPLMN);
23 if (rc < 0)
24 return(rc);
25 rc = parse_ef_select_response();
26 if (rc < 0)
27 return(rc);
28 if (curfile_structure != 0x00) {
29 fprintf(stderr, "error: EF_FPLMN is not transparent\n");
30 return(-1);
31 }
32 if (curfile_total_size != 12) {
33 fprintf(stderr,
34 "error: EF_FPLMN size does not equal 12 bytes\n");
35 return(-1);
36 }
37 return(0);
38 }
39
40 cmd_fplmn_dump(argc, argv, outf)
41 char **argv;
42 FILE *outf;
43 {
44 int rc;
45 u_char *dp;
46 char ascbuf[8];
47 unsigned idx;
48
49 rc = select_ef_fplmn();
50 if (rc < 0)
51 return(rc);
52 rc = readbin_op(0, 12);
53 if (rc < 0)
54 return(rc);
55 dp = sim_resp_data;
56 for (idx = 0; idx < 4; idx++, dp += 3) {
57 if (idx)
58 putc(' ', outf);
59 if (dp[0] == 0xFF && dp[1] == 0xFF && dp[2] == 0xFF)
60 fputs("-blank-", outf);
61 else {
62 decode_plmn_3bytes(dp, ascbuf, 1);
63 fputs(ascbuf, outf);
64 }
65 }
66 putc('\n', outf);
67 return(0);
68 }
69
70 cmd_fplmn_write(argc, argv)
71 char **argv;
72 {
73 int rc;
74 unsigned idx;
75 u_char rec[3];
76
77 rc = select_ef_fplmn();
78 if (rc < 0)
79 return(rc);
80 idx = strtoul(argv[1], 0, 0);
81 if (idx >= 4) {
82 fprintf(stderr, "error: specified index is out of range\n");
83 return(-1);
84 }
85 rc = encode_plmn_3bytes(argv[2], rec);
86 if (rc < 0) {
87 fprintf(stderr, "error: invalid MCC-MNC argument\n");
88 return(rc);
89 }
90 return update_bin_op(idx * 3, rec, 3);
91 }
92
93 cmd_fplmn_write_list(argc, argv)
94 char **argv;
95 {
96 int rc;
97 u_char buf[12];
98
99 rc = select_ef_fplmn();
100 if (rc < 0)
101 return(rc);
102 rc = read_plmn_list_from_file(argv[1], buf, 12);
103 if (rc < 0)
104 return(rc);
105 return update_bin_op(0, buf, 12);
106 }
107
108 cmd_fplmn_erase(argc, argv)
109 char **argv;
110 {
111 int rc;
112 unsigned idx, start, end;
113 u_char rec[3];
114
115 rc = select_ef_fplmn();
116 if (rc < 0)
117 return(rc);
118 start = strtoul(argv[1], 0, 0);
119 if (start >= 4) {
120 fprintf(stderr,
121 "error: specified starting index is out of range\n");
122 return(-1);
123 }
124 if (!argv[2])
125 end = start;
126 else if (!strcmp(argv[2], "end"))
127 end = 3;
128 else {
129 end = strtoul(argv[1], 0, 0);
130 if (end >= 4) {
131 fprintf(stderr,
132 "error: specified ending index is out of range\n");
133 return(-1);
134 }
135 if (start > end) {
136 fprintf(stderr,
137 "error: reverse index range specified\n");
138 return(-1);
139 }
140 }
141 memset(rec, 0xFF, 3);
142 for (idx = start; idx <= end; idx++) {
143 rc = update_bin_op(idx * 3, rec, 3);
144 if (rc < 0)
145 return(rc);
146 }
147 return(0);
148 }
149
150 cmd_fplmn_erase_all(argc, argv)
151 char **argv;
152 {
153 int rc;
154 u_char ffbuf[12];
155
156 rc = select_ef_fplmn();
157 if (rc < 0)
158 return(rc);
159 memset(ffbuf, 0xFF, 12);
160 return update_bin_op(0, ffbuf, 12);
161 }