annotate rvinterf/tmsh/usercmd.c @ 69:2159f260ed13

fc-tmsh: all commands internally return values in preparation for adding one-shot mode of operation
author Mychaela Falconia <falcon@freecalypso.org>
date Wed, 26 Oct 2016 23:17:03 +0000
parents 585f63e5bca6
children 27c41e4b21ae
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1 /*
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2 * This module implements fc-tmsh user command dispatch.
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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 <ctype.h>
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7 #include <stdio.h>
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8 #include <string.h>
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9 #include <strings.h>
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10 #include <stdlib.h>
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11
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12 extern char usercmd[];
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13
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14 extern int cmd_abbr();
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15 extern int cmd_abbw();
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16 extern int cmd_audio();
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17 extern int cmd_check_ffs1();
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18 extern int cmd_dieid();
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19 extern int cmd_ffs2();
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20 extern int cmd_omr();
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21 extern int cmd_ping();
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22 extern int cmd_r8();
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23 extern int cmd_r16();
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24 extern int cmd_r32();
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25 extern int cmd_tgtreset();
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26 extern int cmd_tmpkt();
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27 extern int cmd_version();
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28 extern int cmd_w8();
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29 extern int cmd_w16();
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30 extern int cmd_w32();
0
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31
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32 cmd_exit()
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33 {
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34 tty_cleanup();
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35 exit(0);
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36 }
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37
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38 static struct cmdtab {
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39 char *cmd;
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40 int minargs;
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41 int maxargs;
69
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42 int (*func)();
0
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43 } cmdtab[] = {
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44 {"abbr", 2, 2, cmd_abbr},
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45 {"abbw", 3, 3, cmd_abbw},
32
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46 {"audio", 2, 2, cmd_audio},
0
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47 {"check-ffs1", 0, 0, cmd_check_ffs1},
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48 {"dieid", 0, 0, cmd_dieid},
68
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49 {"etmpkt", 1, 253, cmd_tmpkt},
0
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50 {"exit", 0, 0, cmd_exit},
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51 {"ffs2", 1, 3, cmd_ffs2},
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52 {"omr", 2, 2, cmd_omr},
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53 {"ping", 0, 2, cmd_ping},
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54 {"quit", 0, 0, cmd_exit},
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55 {"r8", 1, 2, cmd_r8},
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56 {"r16", 1, 2, cmd_r16},
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57 {"r32", 1, 2, cmd_r32},
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58 {"tgtreset", 0, 0, cmd_tgtreset},
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59 {"tmpkt", 1, 253, cmd_tmpkt},
0
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60 {"version", 1, 1, cmd_version},
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61 {"w8", 2, 246, cmd_w8},
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62 {"w16", 2, 123, cmd_w16},
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63 {"w32", 2, 62, cmd_w32},
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64 {0, 0, 0, 0}
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65 };
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66
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67 void
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68 dispatch_user_cmd()
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69 {
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70 char *argv[257];
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71 char *cp, **ap;
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72 struct cmdtab *tp;
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73
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74 for (cp = usercmd; isspace(*cp); cp++)
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75 ;
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76 if (!*cp || *cp == '#')
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77 return;
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78 argv[0] = cp;
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79 while (*cp && !isspace(*cp))
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80 cp++;
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81 if (*cp)
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82 *cp++ = '\0';
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83 for (tp = cmdtab; tp->cmd; tp++)
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84 if (!strcmp(tp->cmd, argv[0]))
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85 break;
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86 if (!tp->func) {
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87 printf("error: no such command\n");
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88 return;
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89 }
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90 for (ap = argv + 1; ; ) {
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91 while (isspace(*cp))
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92 cp++;
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93 if (!*cp || *cp == '#')
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94 break;
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95 if (ap - argv - 1 >= tp->maxargs) {
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96 printf("error: too many arguments\n");
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97 return;
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98 }
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99 if (*cp == '"') {
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100 *ap++ = ++cp;
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101 while (*cp && *cp != '"')
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102 cp++;
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103 if (*cp != '"') {
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104 printf("error: unterminated quoted string\n");
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105 return;
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106 }
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107 *cp++ = '\0';
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108 } else {
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109 *ap++ = cp;
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110 while (*cp && !isspace(*cp))
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111 cp++;
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112 if (*cp)
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113 *cp++ = '\0';
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114 }
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115 }
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116 if (ap - argv - 1 < tp->minargs) {
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117 printf("error: too few arguments\n");
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118 return;
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119 }
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120 *ap = 0;
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Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
121 tp->func(ap - argv, argv);
e7502631a0f9 initial import from freecalypso-sw rev 1033:5ab737ac3ad7
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
122 }