FreeCalypso > hg > freecalypso-tools

annotate rvinterf/asyncshell/at.c @ 64:d43d82cbfb85

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fc-shell: use the newly adopted exit code convention
author Mychaela Falconia <falcon@freecalypso.org>
date Wed, 26 Oct 2016 22:25:18 +0000
parents e7502631a0f9
children bbc41034f14c
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1 /*
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2 * Functions for the AT-over-RVTMUX interface
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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 <stdio.h>
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7 #include <ctype.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 #include "pktmux.h"
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12 #include "limits.h"
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13 #include "exitcodes.h"
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15 send_string_to_ati(str)
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16 char *str;
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17 {
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18 unsigned len;
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19 u_char sendpkt[MAX_PKT_TO_TARGET+1];
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21 len = strlen(str);
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22 if (len + 1 > MAX_PKT_TO_TARGET) {
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23 printf("error: max pkt to target limit exceeded\n");
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24 return(ERROR_USAGE);
0
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25 }
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26 /* fill out the packet */
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27 sendpkt[0] = RVT_AT_HEADER;
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28 strcpy(sendpkt + 1, str);
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29 /* send it! */
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30 send_pkt_to_target(sendpkt, len + 1);
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31 return(0);
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32 }
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33
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34 void
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35 cmd_sendat(arg)
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36 char *arg;
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37 {
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38 while (isspace(*arg))
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39 arg++;
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40 if (!*arg) {
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41 printf("error: missing string argument\n");
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42 return;
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43 }
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44 ati_rx_control(1);
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45 send_string_to_ati(arg);
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46 }