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/*
This file is part of Kismet
Kismet is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 2 of the License, or
(at your option) any later version.
Kismet 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 Kismet; if not, write to the Free Software
Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
#include "config.h"
#include "gpsdump.h"
GPSDump::GPSDump() {
num_packets = 0;
gpsf = NULL;
}
int GPSDump::OpenDump(const char *in_fname, const char *in_netfname) {
if ((gpsf = fopen(in_fname, "wb")) == NULL) {
snprintf(errstr, 1024, "GPSDump unable to open file: %s",
strerror(errno));
return -1;
}
fname = in_fname;
// Write the XML headers
fprintf(gpsf, "<?xml version=\"1.0\" encoding=\"ISO-8859-1\"?>\n<!DOCTYPE gps-run SYSTEM \"http://kismetwireless.net/kismet-gps-2.9.1.dtd\">\n\n");
// Write the start of the run
time_t cur_time = time(0);
fprintf(gpsf, "<gps-run gps-version=\"%d\" start-time=\"%.24s\">\n\n",
GPS_VERSION, ctime(&cur_time));
if (in_netfname != NULL) {
fprintf(gpsf, " <network-file>%s</network-file>\n\n", in_netfname);
}
fflush(gpsf);
return 1;
}
int GPSDump::CloseDump(int in_unlink) {
int ret = 1;
if (gpsf) {
fprintf(gpsf, "</gps-run>\n");
fclose(gpsf);
if (num_packets == 0 && in_unlink) {
unlink(fname);
ret = -1;
}
}
gpsf = NULL;
num_packets = 0;
return ret;
}
int GPSDump::DumpPacket(packet_info *in_packinfo) {
if (in_packinfo->gps_fix < 2)
return 0;
timeval ts;
gettimeofday(&ts, NULL);
fprintf(gpsf, " <gps-point bssid=\"%s\" source=\"%s\" time-sec=\"%ld\" time-usec=\"%ld\" "
"lat=\"%f\" lon=\"%f\" alt=\"%f\" spd=\"%f\" heading=\"%f\" fix=\"%d\" "
"signal=\"%d\" noise=\"%d\"/>\n",
in_packinfo->bssid_mac.Mac2String().c_str(),
in_packinfo->source_mac.Mac2String().c_str(),
(long int) in_packinfo->ts.tv_sec, (long int) in_packinfo->ts.tv_usec,
in_packinfo->gps_lat, in_packinfo->gps_lon, in_packinfo->gps_alt,
in_packinfo->gps_spd, in_packinfo->gps_heading, in_packinfo->gps_fix,
in_packinfo->signal, in_packinfo->noise);
num_packets++;
return 1;
}
int GPSDump::DumpTrack(GPSD *in_gps) {
float lat, lon, alt, spd, hed;
int fix;
// Bail if we don't have a lock
if (in_gps->FetchMode() < 2)
return 0;
timeval ts;
gettimeofday(&ts, NULL);
in_gps->FetchLoc(&lat, &lon, &alt, &spd, &hed, &fix);
int sig = 0, qual = 0, noise = 0;
if (time(0) - last_info.ts.tv_sec < decay && last_info.quality != -1) {
sig = last_info.signal;
qual = last_info.quality;
noise = last_info.noise;
}
fprintf(gpsf, " <gps-point bssid=\"%s\" time-sec=\"%ld\" time-usec=\"%ld\" "
"lat=\"%f\" lon=\"%f\" alt=\"%f\" spd=\"%f\" heading=\"%f\" fix=\"%d\" "
"signal=\"%d\" quality=\"%d\" noise=\"%d\"/>\n",
gps_track_bssid,
(long int) ts.tv_sec, (long int) ts.tv_usec,
lat, lon, alt, spd, hed, fix,
sig, qual, noise);
num_packets++;
return 1;
}
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