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comparison simtool/dumpdir.c @ 6:2c72709e0891

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EF_DIR dump meaty function factored out into libcommon
author Mychaela Falconia <falcon@freecalypso.org>
date Thu, 11 Feb 2021 23:42:53 +0000
parents ce189c97b7b1
children dcfec53643c5
comparison
equal deleted inserted replaced
5:ce189c97b7b1 6:2c72709e0891
2 * This module implements the dump of EF_DIR. 2 * This module implements the dump of EF_DIR.
3 */ 3 */
4 4
5 #include <sys/types.h> 5 #include <sys/types.h>
6 #include <stdio.h> 6 #include <stdio.h>
7 #include <stdlib.h>
8 #include "simresp.h"
9 #include "curfile.h" 7 #include "curfile.h"
10 #include "file_id.h" 8 #include "file_id.h"
11
12 static void
13 dump_aid(tlv)
14 u_char *tlv;
15 {
16 unsigned reclen, n;
17
18 reclen = tlv[1];
19 printf(" AID:");
20 for (n = 0; n < reclen; n++)
21 printf(" %02X", tlv[n+2]);
22 putchar('\n');
23 }
24
25 static void
26 dump_label(tlv)
27 u_char *tlv;
28 {
29 int rc;
30 unsigned textlen;
31
32 printf(" Label: ");
33 rc = validate_alpha_field(tlv + 2, tlv[1], &textlen);
34 if (rc < 0) {
35 printf("malformed\n");
36 return;
37 }
38 print_alpha_field(tlv + 2, textlen, stdout);
39 putchar('\n');
40 }
41
42 static void
43 dump_unknown_tlv(tlv)
44 u_char *tlv;
45 {
46 unsigned reclen, n;
47
48 reclen = tlv[1] + 2;
49 printf(" TLV:");
50 for (n = 0; n < reclen; n++)
51 printf(" %02X", tlv[n]);
52 putchar('\n');
53 }
54
55 static void
56 dump_record(recno)
57 unsigned recno;
58 {
59 unsigned totlen, reclen;
60 u_char *dp, *endp;
61
62 printf("Record #%u:\n", recno);
63 if (sim_resp_data[0] != 0x61) {
64 printf(" bad: first byte != 0x61\n");
65 return;
66 }
67 totlen = sim_resp_data[1];
68 if (totlen < 3 || totlen > 0x7F) {
69 printf(" bad: global length byte 0x%02X is invalid\n", totlen);
70 return;
71 }
72 if (totlen + 2 > sim_resp_data_len) {
73 printf(" bad: TLV global length exceeds EF record length\n");
74 return;
75 }
76 dp = sim_resp_data + 2;
77 endp = sim_resp_data + 2 + totlen;
78 while (dp < endp) {
79 if (endp - dp < 2) {
80 trunc_error: printf(" bad: truncated TLV record\n");
81 return;
82 }
83 if ((dp[0] & 0x1F) == 0x1F) {
84 printf(" bad: extended tag not supported\n");
85 return;
86 }
87 if (dp[1] & 0x80) {
88 printf(" bad: extended length not supported\n");
89 return;
90 }
91 reclen = dp[1] + 2;
92 if (endp - dp < reclen)
93 goto trunc_error;
94 switch (dp[0]) {
95 case 0x4F:
96 dump_aid(dp);
97 break;
98 case 0x50:
99 dump_label(dp);
100 break;
101 default:
102 dump_unknown_tlv(dp);
103 }
104 dp += reclen;
105 }
106 }
107 9
108 cmd_uicc_dir() 10 cmd_uicc_dir()
109 { 11 {
110 int rc; 12 int rc;
111 unsigned recno; 13 unsigned recno;
131 rc = readrec_op(recno, 0x04, curfile_record_len); 33 rc = readrec_op(recno, 0x04, curfile_record_len);
132 if (rc < 0) 34 if (rc < 0)
133 return(rc); 35 return(rc);
134 if (check_simresp_all_blank()) 36 if (check_simresp_all_blank())
135 continue; 37 continue;
136 dump_record(recno); 38 printf("Record #%u:\n", recno);
39 dump_efdir_record();
137 } 40 }
138 return(0); 41 return(0);
139 } 42 }