FreeCalypso > hg > freecalypso-sw
annotate rvinterf/rvtdump.c @ 148:63750f70796d
gsm-fw/bsp/abb+spi: initial import from the Leonardo TCS211 version
author | Michael Spacefalcon <msokolov@ivan.Harhan.ORG> |
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date | Sat, 16 Nov 2013 19:03:37 +0000 |
parents | e0d56e9be8a2 |
children | e01e3a60c858 |
rev | line source |
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1 /* |
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2 * This program reads bytes from a serial port, parses them assuming |
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3 * TI's RVT MUX format, and prints every decoded packet. |
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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 <sys/errno.h> |
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8 #include <stdio.h> |
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9 #include <stdlib.h> |
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10 #include <unistd.h> |
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11 #include <time.h> |
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12 |
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13 extern int target_fd; |
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14 extern char *baudrate_name; |
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15 |
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16 extern char pr_item[]; |
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17 |
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18 char *logfname; |
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19 FILE *logF; |
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20 time_t logtime; |
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21 |
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22 main(argc, argv) |
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23 char **argv; |
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24 { |
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25 extern char *optarg; |
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26 extern int optind; |
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27 int c; |
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28 fd_set fds; |
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29 |
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30 while ((c = getopt(argc, argv, "b:d:l:")) != EOF) |
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31 switch (c) { |
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32 case 'b': |
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33 baudrate_name = optarg; |
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34 continue; |
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35 case 'd': |
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36 target_fd = atoi(optarg); |
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37 continue; |
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38 case 'l': |
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39 logfname = optarg; |
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40 continue; |
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41 case '?': |
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42 default: |
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43 usage: fprintf(stderr, |
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44 "usage: %s [-b baudrate] ttyport\n", argv[0]); |
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45 exit(1); |
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46 } |
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47 if (target_fd <= 0) { |
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48 if (argc - optind != 1) |
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49 goto usage; |
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50 open_target_serial(argv[optind]); |
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51 } |
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52 |
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53 set_serial_nonblock(0); |
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54 setlinebuf(stdout); |
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55 if (logfname) { |
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56 logF = fopen(logfname, "w"); |
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57 if (!logF) { |
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58 perror(logfname); |
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59 exit(1); |
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60 } |
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61 fprintf(logF, "*** Log of decoded RVT output ***\n"); |
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62 setlinebuf(logF); |
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63 } |
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64 for (;;) { |
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65 FD_ZERO(&fds); |
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66 FD_SET(target_fd, &fds); |
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67 c = select(target_fd+1, &fds, 0, 0, 0); |
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68 time(&logtime); |
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69 if (c < 0) { |
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70 if (errno == EINTR) |
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71 continue; |
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72 perror("select"); |
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73 exit(1); |
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74 } |
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75 if (FD_ISSET(target_fd, &fds)) |
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76 process_serial_rx(); |
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77 } |
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78 } |
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79 |
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80 handle_rx_packet() |
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81 { |
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82 print_rx_packet(); |
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83 } |
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84 |
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85 print_item() |
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86 { |
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87 printf("%s\n", pr_item); |
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88 if (logF) |
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89 log_item(); |
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90 } |