FreeCalypso > hg > freecalypso-tools
annotate rvinterf/old/sendsp/sendsp.c @ 332:ea41b6001848
uptools/libcoding: SC address decoding implemented
author | Mychaela Falconia <falcon@freecalypso.org> |
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date | Sat, 03 Feb 2018 22:57:45 +0000 |
parents | e7502631a0f9 |
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rev | line source |
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1 /* |
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2 * This hack-utility sends a GPF System Primitive given on the command line |
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3 * to a target GSM device via rvinterf. |
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4 */ |
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5 |
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6 #include <sys/types.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 #include "pktmux.h" |
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12 #include "limits.h" |
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13 |
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14 char *socket_pathname = "/tmp/rvinterf_socket"; |
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15 |
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16 main(argc, argv) |
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17 char **argv; |
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18 { |
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19 char *stackdest, *primarg; |
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20 unsigned intlen; |
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21 u_char sendpkt[MAX_PKT_TO_TARGET]; |
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22 unsigned pktlen; |
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23 |
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24 if (argc < 3) { |
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25 usage: fprintf(stderr, "usage: %s [-s socket] stackdest primarg\n", |
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26 argv[0]); |
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27 exit(1); |
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28 } |
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29 if (strcmp(argv[1], "-s")) { |
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30 if (argc != 3) |
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31 goto usage; |
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32 stackdest = argv[1]; |
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33 primarg = argv[2]; |
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34 } else { |
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35 if (argc != 5) |
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36 goto usage; |
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37 socket_pathname = argv[2]; |
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38 stackdest = argv[3]; |
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39 primarg = argv[4]; |
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40 } |
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41 if (strlen(stackdest) > 4) { |
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42 fprintf(stderr, |
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43 "error: stack destination arg may not exceed 4 characters\n"); |
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44 exit(1); |
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45 } |
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46 intlen = 12 + strlen(primarg) + 1; |
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47 pktlen = intlen + 4; |
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48 if (pktlen > MAX_PKT_TO_TARGET) { |
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49 fprintf(stderr, "error: max pkt to target limit exceeded\n"); |
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50 exit(1); |
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51 } |
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52 /* fill out the packet */ |
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53 sendpkt[0] = RVT_L23_HEADER; |
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54 sendpkt[1] = 0xB7; /* system prim */ |
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55 sendpkt[2] = intlen; |
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56 sendpkt[3] = intlen >> 8; |
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57 /* send zeros for the timestamp */ |
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58 sendpkt[4] = 0; |
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59 sendpkt[5] = 0; |
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60 sendpkt[6] = 0; |
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61 sendpkt[7] = 0; |
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62 /* as far as TI's sw is concerned, we are PCO */ |
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63 sendpkt[8] = 'P'; |
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64 sendpkt[9] = 'C'; |
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65 sendpkt[10] = 'O'; |
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66 sendpkt[11] = ' '; |
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67 sprintf(sendpkt + 12, "%-4s%s", stackdest, primarg); |
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68 /* send it! */ |
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69 send_pkt_to_target(sendpkt, pktlen); |
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70 exit(0); |
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71 } |