FreeCalypso > hg > sms-coding-utils

annotate gen-pdu/input.c @ 26:c8cb05b69118

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libcoding alpha addr: support both encoding and decoding
author Mychaela Falconia <falcon@freecalypso.org>
date Thu, 13 Jun 2024 01:55:19 +0000
parents 590b0b5bcbbb
children
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
rev   line source
9
003660a57f99 new program sms-gen-tpdu
Mychaela Falconia <falcon@freecalypso.org>
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1 /*
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2 * This module implements input handling for sms-gen-tpdu.
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3 */
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4
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5 #include <ctype.h>
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6 #include <stdio.h>
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7 #include <stdlib.h>
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8 #include <string.h>
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9 #include <strings.h>
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10 #include "error.h"
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11
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12 extern char input_line[];
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13 extern int input_lineno;
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14
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15 extern void set_sc_addr();
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16 extern void set_user_addr();
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17 extern void set_mr_byte();
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18 extern void set_pid_byte();
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19 extern void set_dcs();
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20 extern void set_scts();
18
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21 extern void set_vp_abs();
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22 extern void set_vp_rel();
16
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23 extern void set_flag_rp();
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24 extern void set_flag_sr();
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25 extern void set_flag_lp();
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26 extern void set_flag_mms();
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27 extern void set_flag_rd();
9
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28 extern void cmd_msg_plain();
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29 extern void cmd_msg_udh();
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30
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31 static struct cmdtab {
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32 char *cmd;
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33 int minargs;
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34 int maxargs;
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35 void (*func)();
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36 } cmdtab[] = {
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37 {"sc-addr", 1, 1, set_sc_addr},
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38 {"user-addr", 1, 1, set_user_addr},
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39 {"mr", 1, 1, set_mr_byte},
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40 {"pid", 1, 1, set_pid_byte},
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41 {"dcs", 2, 2, set_dcs},
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42 {"sc-ts", 1, 1, set_scts},
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43 {"vp-abs", 1, 1, set_vp_abs},
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44 {"vp-rel", 1, 1, set_vp_rel},
16
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45 {"rp", 0, 0, set_flag_rp},
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46 {"sr", 0, 0, set_flag_sr},
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47 {"lp", 0, 0, set_flag_lp},
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48 {"mms", 0, 0, set_flag_mms},
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49 {"rd", 0, 0, set_flag_rd},
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50 {"msg", 1, 1, cmd_msg_plain},
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51 {"msg-udh", 1, 1, cmd_msg_udh},
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52 /* table search terminator */
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53 {0, 0, 0, 0}
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54 };
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55
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56 void
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57 process_input_line()
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58 {
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59 char *argv[10];
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60 char *cp, **ap;
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61 struct cmdtab *tp;
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62
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63 cp = index(input_line, '\n');
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64 if (!cp) {
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65 fprintf(stderr, ERR_PREFIX "missing newline\n", input_lineno);
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66 exit(1);
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67 }
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68 for (cp = input_line; isspace(*cp); cp++)
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69 ;
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70 if (*cp == '\0' || *cp == '#')
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71 return;
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72 argv[0] = cp;
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73 while (*cp && !isspace(*cp))
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74 cp++;
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75 if (*cp)
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76 *cp++ = '\0';
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77 for (tp = cmdtab; tp->cmd; tp++)
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78 if (!strcmp(tp->cmd, argv[0]))
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79 break;
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80 if (!tp->func) {
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81 fprintf(stderr, ERR_PREFIX "invalid command \"%s\"\n",
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82 input_lineno, argv[0]);
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83 exit(1);
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84 }
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85 for (ap = argv + 1; ; ) {
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86 while (isspace(*cp))
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87 cp++;
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88 if (!*cp || *cp == '#')
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89 break;
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90 if (ap - argv - 1 >= tp->maxargs) {
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91 fprintf(stderr, ERR_PREFIX "too many arguments\n",
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92 input_lineno);
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93 exit(1);
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94 }
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95 if (*cp == '"') {
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96 *ap++ = ++cp;
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97 for (;;) {
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98 if (!*cp) {
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99 unterm_qstring: fprintf(stderr, ERR_PREFIX
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100 "unterminated quoted string\n",
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101 input_lineno);
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102 exit(1);
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103 }
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104 if (*cp == '"')
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105 break;
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106 if (*cp++ == '\\') {
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107 if (!*cp)
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108 goto unterm_qstring;
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109 cp++;
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110 }
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111 }
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112 *cp++ = '\0';
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113 } else {
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114 *ap++ = cp;
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115 while (*cp && !isspace(*cp))
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116 cp++;
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117 if (*cp)
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118 *cp++ = '\0';
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119 }
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120 }
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121 if (ap - argv - 1 < tp->minargs) {
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122 fprintf(stderr, ERR_PREFIX "too few arguments\n", input_lineno);
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123 exit(1);
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124 }
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125 *ap = 0;
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126 tp->func(ap - argv, argv);
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127 }