FreeCalypso > hg > freecalypso-sw

annotate rvinterf/asyncshell/oneshot.c @ 1023:cd6002e3aefb

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doc/Freerunner-Howto: apparently some people still use SHR, so mention it too
author Mychaela Falconia <falcon@ivan.Harhan.ORG>
date Tue, 03 May 2016 13:48:39 +0000
parents 0511507bf6e7
children
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bd873572ef2c fc-shell: one-shot command mode implemented
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1 /*
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2 * This module implements the one-shot command mode of fc-shell.
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3 */
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4
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5 #include <stdio.h>
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6 #include <string.h>
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7 #include <strings.h>
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8 #include <stdlib.h>
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9 #include "limits.h"
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10
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11 extern int cmd_poweroff();
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12 extern int cmd_send_oneshot();
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13 extern int cmd_sp_oneshot();
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14 extern int cmd_tchdl_oneshot();
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15 extern int cmd_tgtreset();
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16
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17 static struct cmdtab {
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18 char *cmd;
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19 int minargs;
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20 int maxargs;
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21 int (*func)();
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22 } cmdtab[] = {
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23 {"poweroff", 0, 0, cmd_poweroff},
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24 {"send", 1, MAX_PKT_TO_TARGET, cmd_send_oneshot},
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25 {"sp", 2, 2, cmd_sp_oneshot},
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26 {"tch-dl", 1, 1, cmd_tchdl_oneshot},
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27 {"tgtreset", 0, 0, cmd_tgtreset},
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28 {0, 0, 0, 0}
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29 };
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30
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31 oneshot_command(argc, argv)
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32 char **argv;
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33 {
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34 struct cmdtab *tp;
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35
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36 for (tp = cmdtab; tp->cmd; tp++)
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37 if (!strcmp(tp->cmd, argv[0]))
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38 break;
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39 if (!tp->func) {
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40 fprintf(stderr,
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41 "error: \"%s\" is not a valid one-shot command\n",
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42 argv[0]);
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43 exit(1);
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44 }
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45 if (argc - 1 > tp->maxargs) {
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46 fprintf(stderr, "%s: too many arguments\n", tp->cmd);
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47 exit(1);
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48 }
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49 if (argc - 1 < tp->minargs) {
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50 fprintf(stderr, "%s: too few arguments\n", tp->cmd);
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51 exit(1);
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52 }
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53 return tp->func(argc, argv);
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54 }