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/* opcd_presence - posts lst seen tag id to selected web page. This tool
* depends on the main_presence firmware
*
* (C) 2006 by Milosch Meriac <meriac@openpcd.de>
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License version 2
* as published by the Free Software Foundation
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
#include <stdio.h>
#include <stdlib.h>
#include <unistd.h>
#include <string.h>
#define _GNU_SOURCE
#include <getopt.h>
#include <errno.h>
#include <sys/types.h>
#include <sys/stat.h>
#include <sys/mman.h>
#include <fcntl.h>
#include <usb.h>
#include <openpcd.h>
#include "opcd_usb.h"
#include <curl/curl.h>
int main(int argc, char **argv)
{
struct opcd_handle *od;
int retlen;
unsigned int uid;
unsigned char *data;
static unsigned char buf[8192];
CURL *curl;
CURLcode res;
curl = curl_easy_init();
if(!curl)
{
printf("Can't open CURL library\n");
exit(1);
}
curl_easy_setopt(curl, CURLOPT_URL, "http://medusa.benutzerserver.de/openpcd.announce.php");
curl_easy_setopt(curl, CURLOPT_POST, 1);
od = NULL;
while (1)
{
if(od)
{
retlen = opcd_send_command(od, OPENPCD_CMD_PRESENCE_UID_GET, 0, 0, 0, NULL);
if(retlen<=0)
{
opcd_fini(od);
od=NULL;
}
else
{
retlen = opcd_recv_reply(od, (char*)buf, sizeof(struct openpcd_hdr)+4);
if (retlen == (sizeof(struct openpcd_hdr)+4) )
{
data = buf + sizeof(struct openpcd_hdr);
uid= ((unsigned int)data[0])<<24 |
((unsigned int)data[1])<<16 |
((unsigned int)data[2])<< 8 |
((unsigned int)data[3]);
sprintf((char*)buf,"uid=%08X",uid);
printf("%s\n",buf);
curl_easy_setopt(curl, CURLOPT_POSTFIELDS, buf);
res = curl_easy_perform(curl);
if(res)
printf("CURL: error(%i)\n",res);
}
}
}
else
{
printf("STATUS: reinitializing\n");
od = opcd_init(0);
}
// sleep for 250ms
usleep(1000*250);
}
/* always cleanup */
curl_easy_cleanup(curl);
return(0);
}
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