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add code to linux getifstats for wireless interfaces 

not useful for miniupnpd...
This commit is contained in:
Thomas Bernard 2013-04-29 12:23:06 +02:00
parent 47390f48a0
commit f6998fc8e6
1 changed files with 30 additions and 6 deletions
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36
miniupnpd/linux/getifstats.c
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@ -1,7 +1,7 @@
/* $Id: getifstats.c,v 1.11 2012/04/06 15:26:45 nanard Exp $ */
/* $Id: getifstats.c,v 1.12 2013/04/29 10:18:20 nanard Exp $ */
/* MiniUPnP project
* http://miniupnp.free.fr/ or http://miniupnp.tuxfamily.org/
* (c) 2006-2012 Thomas Bernard
* (c) 2006-2013 Thomas Bernard
* This software is subject to the conditions detailed
* in the LICENCE file provided within the distribution */
@ -14,6 +14,16 @@
#include "../config.h"
#include "../getifstats.h"
#ifdef GET_WIRELESS_STATS
#include <unistd.h>
#include <sys/ioctl.h>
#include <arpa/inet.h>
#include <linux/wireless.h>
#endif /* GET_WIRELESS_STATS */
/* that is the answer */
#define BAUDRATE_DEFAULT 4200000
int
getifstats(const char * ifname, struct ifdata * data)
{
@ -27,10 +37,10 @@ getifstats(const char * ifname, struct ifdata * data)
static time_t cache_timestamp = 0;
static struct ifdata cache_data;
time_t current_time;
#endif
#endif /* ENABLE_GETIFSTATS_CACHING */
if(!data)
return -1;
data->baudrate = 4200000; /* that is the answer */
data->baudrate = BAUDRATE_DEFAULT;
data->opackets = 0;
data->ipackets = 0;
data->obytes = 0;
@ -48,7 +58,7 @@ getifstats(const char * ifname, struct ifdata * data)
return 0;
}
}
#endif
#endif /* ENABLE_GETIFSTATS_CACHING */
f = fopen("/proc/net/dev", "r");
if(!f) {
syslog(LOG_ERR, "getifstats() : cannot open /proc/net/dev : %m");
@ -99,13 +109,27 @@ getifstats(const char * ifname, struct ifdata * data)
} else {
syslog(LOG_WARNING, "cannot read %s file : %m", fname);
}
#ifdef GET_WIRELESS_STATS
if(data->baudrate == BAUDRATE_DEFAULT) {
struct iwreq iwr;
int s;
s = socket(AF_INET, SOCK_DGRAM, 0);
if(s >= 0) {
strncpy(iwr.ifr_name, ifname, IFNAMSIZ);
if(ioctl(s, SIOCGIWRATE, &iwr) >= 0) {
data->baudrate = iwr.u.bitrate.value;
}
close(s);
}
}
#endif /* GET_WIRELESS_STATS */
#ifdef ENABLE_GETIFSTATS_CACHING
if(r==0 && current_time!=((time_t)-1)) {
/* cache the new data */
cache_timestamp = current_time;
memcpy(&cache_data, data, sizeof(struct ifdata));
}
#endif
#endif /* ENABLE_GETIFSTATS_CACHING */
return r;
}