FreeCalypso > hg > freecalypso-tools
view rvinterf/old/sendsp/sendsp.c @ 626:d00ffedacab5
mokosrec2bin: default fill byte changed to 0xFF
author | Mychaela Falconia <falcon@freecalypso.org> |
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date | Fri, 28 Feb 2020 05:59:53 +0000 |
parents | e7502631a0f9 |
children |
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/* * This hack-utility sends a GPF System Primitive given on the command line * to a target GSM device via rvinterf. */ #include <sys/types.h> #include <stdio.h> #include <string.h> #include <strings.h> #include <stdlib.h> #include "pktmux.h" #include "limits.h" char *socket_pathname = "/tmp/rvinterf_socket"; main(argc, argv) char **argv; { char *stackdest, *primarg; unsigned intlen; u_char sendpkt[MAX_PKT_TO_TARGET]; unsigned pktlen; if (argc < 3) { usage: fprintf(stderr, "usage: %s [-s socket] stackdest primarg\n", argv[0]); exit(1); } if (strcmp(argv[1], "-s")) { if (argc != 3) goto usage; stackdest = argv[1]; primarg = argv[2]; } else { if (argc != 5) goto usage; socket_pathname = argv[2]; stackdest = argv[3]; primarg = argv[4]; } if (strlen(stackdest) > 4) { fprintf(stderr, "error: stack destination arg may not exceed 4 characters\n"); exit(1); } intlen = 12 + strlen(primarg) + 1; pktlen = intlen + 4; if (pktlen > MAX_PKT_TO_TARGET) { fprintf(stderr, "error: max pkt to target limit exceeded\n"); exit(1); } /* fill out the packet */ sendpkt[0] = RVT_L23_HEADER; sendpkt[1] = 0xB7; /* system prim */ sendpkt[2] = intlen; sendpkt[3] = intlen >> 8; /* send zeros for the timestamp */ sendpkt[4] = 0; sendpkt[5] = 0; sendpkt[6] = 0; sendpkt[7] = 0; /* as far as TI's sw is concerned, we are PCO */ sendpkt[8] = 'P'; sendpkt[9] = 'C'; sendpkt[10] = 'O'; sendpkt[11] = ' '; sprintf(sendpkt + 12, "%-4s%s", stackdest, primarg); /* send it! */ send_pkt_to_target(sendpkt, pktlen); exit(0); }