FreeCalypso > hg > freecalypso-tools

annotate rvinterf/old/sendsp/sendsp.c @ 416:30f6d1c32c6f

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doc/Flash-boot-defect article removed (no longer relevant) This article is no longer relevant because the issue in question only affected one (1) defective FCDEV3B board which was not and never will be sold.
author Mychaela Falconia <falcon@freecalypso.org>
date Fri, 26 Oct 2018 07:11:08 +0000
parents e7502631a0f9
children
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e7502631a0f9 initial import from freecalypso-sw rev 1033:5ab737ac3ad7
Mychaela Falconia <falcon@freecalypso.org>
parents:
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1 /*
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Mychaela Falconia <falcon@freecalypso.org>
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2 * This hack-utility sends a GPF System Primitive given on the command line
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Mychaela Falconia <falcon@freecalypso.org>
parents:
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3 * to a target GSM device via rvinterf.
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Mychaela Falconia <falcon@freecalypso.org>
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4 */
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Mychaela Falconia <falcon@freecalypso.org>
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5
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Mychaela Falconia <falcon@freecalypso.org>
parents:
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6 #include <sys/types.h>
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Mychaela Falconia <falcon@freecalypso.org>
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7 #include <stdio.h>
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Mychaela Falconia <falcon@freecalypso.org>
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8 #include <string.h>
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Mychaela Falconia <falcon@freecalypso.org>
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9 #include <strings.h>
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Mychaela Falconia <falcon@freecalypso.org>
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10 #include <stdlib.h>
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Mychaela Falconia <falcon@freecalypso.org>
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11 #include "pktmux.h"
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Mychaela Falconia <falcon@freecalypso.org>
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12 #include "limits.h"
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Mychaela Falconia <falcon@freecalypso.org>
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13
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Mychaela Falconia <falcon@freecalypso.org>
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14 char *socket_pathname = "/tmp/rvinterf_socket";
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Mychaela Falconia <falcon@freecalypso.org>
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15
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Mychaela Falconia <falcon@freecalypso.org>
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16 main(argc, argv)
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Mychaela Falconia <falcon@freecalypso.org>
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17 char **argv;
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Mychaela Falconia <falcon@freecalypso.org>
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18 {
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Mychaela Falconia <falcon@freecalypso.org>
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19 char *stackdest, *primarg;
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Mychaela Falconia <falcon@freecalypso.org>
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20 unsigned intlen;
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Mychaela Falconia <falcon@freecalypso.org>
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21 u_char sendpkt[MAX_PKT_TO_TARGET];
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Mychaela Falconia <falcon@freecalypso.org>
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22 unsigned pktlen;
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Mychaela Falconia <falcon@freecalypso.org>
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23
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Mychaela Falconia <falcon@freecalypso.org>
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24 if (argc < 3) {
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Mychaela Falconia <falcon@freecalypso.org>
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25 usage: fprintf(stderr, "usage: %s [-s socket] stackdest primarg\n",
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Mychaela Falconia <falcon@freecalypso.org>
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26 argv[0]);
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Mychaela Falconia <falcon@freecalypso.org>
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27 exit(1);
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Mychaela Falconia <falcon@freecalypso.org>
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28 }
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Mychaela Falconia <falcon@freecalypso.org>
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29 if (strcmp(argv[1], "-s")) {
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Mychaela Falconia <falcon@freecalypso.org>
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30 if (argc != 3)
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Mychaela Falconia <falcon@freecalypso.org>
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31 goto usage;
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Mychaela Falconia <falcon@freecalypso.org>
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32 stackdest = argv[1];
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Mychaela Falconia <falcon@freecalypso.org>
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33 primarg = argv[2];
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Mychaela Falconia <falcon@freecalypso.org>
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34 } else {
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Mychaela Falconia <falcon@freecalypso.org>
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35 if (argc != 5)
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Mychaela Falconia <falcon@freecalypso.org>
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36 goto usage;
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Mychaela Falconia <falcon@freecalypso.org>
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37 socket_pathname = argv[2];
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Mychaela Falconia <falcon@freecalypso.org>
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38 stackdest = argv[3];
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Mychaela Falconia <falcon@freecalypso.org>
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39 primarg = argv[4];
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Mychaela Falconia <falcon@freecalypso.org>
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40 }
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Mychaela Falconia <falcon@freecalypso.org>
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41 if (strlen(stackdest) > 4) {
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Mychaela Falconia <falcon@freecalypso.org>
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42 fprintf(stderr,
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Mychaela Falconia <falcon@freecalypso.org>
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43 "error: stack destination arg may not exceed 4 characters\n");
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Mychaela Falconia <falcon@freecalypso.org>
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44 exit(1);
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Mychaela Falconia <falcon@freecalypso.org>
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45 }
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Mychaela Falconia <falcon@freecalypso.org>
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46 intlen = 12 + strlen(primarg) + 1;
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Mychaela Falconia <falcon@freecalypso.org>
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47 pktlen = intlen + 4;
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Mychaela Falconia <falcon@freecalypso.org>
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48 if (pktlen > MAX_PKT_TO_TARGET) {
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Mychaela Falconia <falcon@freecalypso.org>
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49 fprintf(stderr, "error: max pkt to target limit exceeded\n");
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Mychaela Falconia <falcon@freecalypso.org>
parents:
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50 exit(1);
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Mychaela Falconia <falcon@freecalypso.org>
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51 }
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Mychaela Falconia <falcon@freecalypso.org>
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52 /* fill out the packet */
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Mychaela Falconia <falcon@freecalypso.org>
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53 sendpkt[0] = RVT_L23_HEADER;
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Mychaela Falconia <falcon@freecalypso.org>
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54 sendpkt[1] = 0xB7; /* system prim */
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Mychaela Falconia <falcon@freecalypso.org>
parents:
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55 sendpkt[2] = intlen;
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Mychaela Falconia <falcon@freecalypso.org>
parents:
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56 sendpkt[3] = intlen >> 8;
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Mychaela Falconia <falcon@freecalypso.org>
parents:
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57 /* send zeros for the timestamp */
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Mychaela Falconia <falcon@freecalypso.org>
parents:
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58 sendpkt[4] = 0;
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Mychaela Falconia <falcon@freecalypso.org>
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59 sendpkt[5] = 0;
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Mychaela Falconia <falcon@freecalypso.org>
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60 sendpkt[6] = 0;
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Mychaela Falconia <falcon@freecalypso.org>
parents:
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61 sendpkt[7] = 0;
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Mychaela Falconia <falcon@freecalypso.org>
parents:
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62 /* as far as TI's sw is concerned, we are PCO */
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Mychaela Falconia <falcon@freecalypso.org>
parents:
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63 sendpkt[8] = 'P';
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Mychaela Falconia <falcon@freecalypso.org>
parents:
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64 sendpkt[9] = 'C';
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Mychaela Falconia <falcon@freecalypso.org>
parents:
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65 sendpkt[10] = 'O';
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Mychaela Falconia <falcon@freecalypso.org>
parents:
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66 sendpkt[11] = ' ';
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Mychaela Falconia <falcon@freecalypso.org>
parents:
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67 sprintf(sendpkt + 12, "%-4s%s", stackdest, primarg);
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Mychaela Falconia <falcon@freecalypso.org>
parents:
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68 /* send it! */
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Mychaela Falconia <falcon@freecalypso.org>
parents:
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69 send_pkt_to_target(sendpkt, pktlen);
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Mychaela Falconia <falcon@freecalypso.org>
parents:
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70 exit(0);
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Mychaela Falconia <falcon@freecalypso.org>
parents:
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71 }