annotate simtool/pbupd_imm.c @ 13:d4f8c511affe

simtool: pbupdate.c split into separate modules for each command
author Mychaela Falconia <falcon@freecalypso.org>
date Fri, 12 Feb 2021 01:28:53 +0000
parents simtool/pbupdate.c@8a34f5b7c812
children b8d27c72747a
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1 /*
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2 * This module implements the pb-update-imm command.
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3 */
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4
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5 #include <sys/types.h>
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6 #include <string.h>
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7 #include <strings.h>
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8 #include <stdio.h>
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9 #include <stdlib.h>
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10 #include "curfile.h"
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11
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8a34f5b7c812 gsm7_encode_table[] factored out into libcommon
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12 extern u_char gsm7_encode_table[256];
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14 static
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15 decode_alphatag_arg(arg, record, maxlen)
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16 char *arg;
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17 u_char *record;
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18 unsigned maxlen;
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19 {
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20 unsigned acclen, nadd;
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21 char *cp;
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22 int c;
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23
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24 cp = arg;
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25 for (acclen = 0; *cp; ) {
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26 c = *cp++;
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27 if (c == '\\') {
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28 if (*cp == '\0') {
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29 fprintf(stderr,
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30 "error: dangling backslash escape\n");
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31 return(-1);
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32 }
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33 c = *cp++;
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34 switch (c) {
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35 case 'n':
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36 c = '\n';
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37 break;
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38 case 'r':
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39 c = '\r';
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40 break;
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41 case '"':
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42 case '\\':
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43 break;
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44 default:
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45 fprintf(stderr,
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46 "error: non-understood backslash escape\n");
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47 return(-1);
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48 }
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49 }
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50 c = gsm7_encode_table[c];
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51 if (c == 0xFF) {
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52 fprintf(stderr,
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53 "error: character in alpha tag string cannot be encoded in GSM7\n");
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54 return(-1);
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55 }
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56 if (c & 0x80)
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57 nadd = 2;
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58 else
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59 nadd = 1;
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60 if (acclen + nadd > maxlen) {
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61 fprintf(stderr,
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62 "error: alpha tag string is longer than SIM limit\n");
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63 return(-1);
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64 }
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65 if (c & 0x80)
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66 record[acclen++] = 0x1B;
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67 record[acclen++] = c & 0x7F;
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68 }
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69 return(0);
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70 }
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71
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72 cmd_pb_update_imm(argc, argv)
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73 char **argv;
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74 {
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75 int rc;
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76 unsigned recno;
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77 u_char record[255], *fixp;
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78
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79 rc = phonebook_op_common(argv[1]);
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80 if (rc < 0)
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81 return(rc);
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82 recno = strtoul(argv[2], 0, 0);
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83 if (recno < 1 || recno > curfile_record_count) {
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84 fprintf(stderr, "error: specified record number is invalid\n");
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85 return(-1);
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86 }
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87 memset(record, 0xFF, curfile_record_len);
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88 fixp = record + curfile_record_len - 14;
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89 rc = encode_phone_number_arg(argv[3], fixp);
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90 if (rc < 0)
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91 return(rc);
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92 if (argv[4]) {
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93 rc = decode_alphatag_arg(argv[4], record,
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94 curfile_record_len - 14);
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95 if (rc < 0)
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96 return(rc);
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97 }
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98 return update_rec_op(recno, 0x04, record, curfile_record_len);
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99 }