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1
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/* opcd_presence - posts lst seen tag id to selected web page. This tool
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2
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* depends on the main_presence firmware
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3
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*
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4
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* (C) 2006 by Milosch Meriac <meriac@openpcd.de>
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5
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*
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* This program is free software; you can redistribute it and/or modify
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7
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* it under the terms of the GNU General Public License version 2
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* as published by the Free Software Foundation
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9
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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14
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*
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* You should have received a copy of the GNU General Public License
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16
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* along with this program; if not, write to the Free Software
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17
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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18
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*/
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19
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20
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#include <stdio.h>
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21
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#include <stdlib.h>
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22
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#include <unistd.h>
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23
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#include <string.h>
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24
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#define _GNU_SOURCE
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25
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#include <getopt.h>
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26
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#include <errno.h>
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27
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28
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#include <sys/types.h>
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29
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#include <sys/stat.h>
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30
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#include <sys/mman.h>
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31
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#include <fcntl.h>
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32
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33
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#include <usb.h>
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34
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35
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#include <openpcd.h>
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36
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#include "opcd_usb.h"
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37
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38
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#include <curl/curl.h>
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39
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40
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int main(int argc, char **argv)
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41
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{
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42
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struct opcd_handle *od;
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43
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int retlen;
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44
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unsigned int uid;
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45
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unsigned char *data;
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46
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static unsigned char buf[8192];
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47
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CURL *curl;
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48
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CURLcode res;
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49
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50
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curl = curl_easy_init();
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51
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if(!curl)
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52
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{
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53
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printf("Can't open CURL library\n");
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54
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exit(1);
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55
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}
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56
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57
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curl_easy_setopt(curl, CURLOPT_URL, "http://medusa.benutzerserver.de/openpcd.announce.php");
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58
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curl_easy_setopt(curl, CURLOPT_POST, 1);
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59
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60
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od = NULL;
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61
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62
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while (1)
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63
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{
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64
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if(od)
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65
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{
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66
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retlen = opcd_send_command(od, OPENPCD_CMD_PRESENCE_UID_GET, 0, 0, 0, NULL);
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67
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if(retlen<=0)
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68
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{
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69
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opcd_fini(od);
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70
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od=NULL;
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71
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}
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72
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else
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73
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{
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74
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retlen = opcd_recv_reply(od, (char*)buf, sizeof(struct openpcd_hdr)+4);
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75
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if (retlen == (sizeof(struct openpcd_hdr)+4) )
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76
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{
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77
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data = buf + sizeof(struct openpcd_hdr);
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78
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79
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uid= ((unsigned int)data[0])<<24 |
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80
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((unsigned int)data[1])<<16 |
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81
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((unsigned int)data[2])<< 8 |
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82
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((unsigned int)data[3]);
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83
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84
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sprintf((char*)buf,"uid=%08X",uid);
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85
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printf("%s\n",buf);
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86
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87
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curl_easy_setopt(curl, CURLOPT_POSTFIELDS, buf);
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88
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res = curl_easy_perform(curl);
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89
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if(res)
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90
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printf("CURL: error(%i)\n",res);
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91
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}
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92
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}
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93
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}
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94
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else
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95
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{
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96
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printf("STATUS: reinitializing\n");
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97
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od = opcd_init(0);
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98
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}
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99
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// sleep for 250ms
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100
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usleep(1000*250);
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101
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}
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102
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103
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/* always cleanup */
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104
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curl_easy_cleanup(curl);
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105
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106
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return(0);
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107
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}
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