---
scan.c | 45 +++++++++++++++++++++++++++++++++++++++++----
1 files changed, 41 insertions(+), 4 deletions(-)
diff --git a/scan.c b/scan.c
index 5caa504..19c7388 100644
--- a/scan.c
+++ b/scan.c
@@ -13,6 +13,20 @@
#include "nl80211.h"
#include "iw.h"
+#define WLAN_CAPABILITY_ESS (1<<0)
+#define WLAN_CAPABILITY_IBSS (1<<1)
+#define WLAN_CAPABILITY_CF_POLLABLE (1<<2)
+#define WLAN_CAPABILITY_CF_POLL_REQUEST (1<<3)
+#define WLAN_CAPABILITY_PRIVACY (1<<4)
+#define WLAN_CAPABILITY_SHORT_PREAMBLE (1<<5)
+#define WLAN_CAPABILITY_PBCC (1<<6)
+#define WLAN_CAPABILITY_CHANNEL_AGILITY (1<<7)
+#define WLAN_CAPABILITY_SPECTRUM_MGMT (1<<8)
+#define WLAN_CAPABILITY_QOS (1<<9)
+#define WLAN_CAPABILITY_SHORT_SLOT_TIME (1<<10)
+#define WLAN_CAPABILITY_APSD (1<<11)
+#define WLAN_CAPABILITY_DSSS_OFDM (1<<13)
+
static unsigned char vendor_oui[3] = { 0x00, 0x50, 0xf2 };
static unsigned char cipher_oui[3] = { 0x00, 0x0f, 0xac };
@@ -491,10 +505,33 @@ static int print_bss_handler(struct nl_msg *msg, void *arg)
if (bss[NL80211_BSS_BEACON_INTERVAL])
printf("\tbeacon interval: %d\n",
nla_get_u16(bss[NL80211_BSS_BEACON_INTERVAL]));
- if (bss[NL80211_BSS_CAPABILITY])
- printf("\tcapability: 0x%.4x\n",
- nla_get_u16(bss[NL80211_BSS_CAPABILITY]));
- if (bss[NL80211_BSS_SIGNAL_MBM]) {
+ if (bss[NL80211_BSS_CAPABILITY]) {
+ __u16 capa = nla_get_u16(bss[NL80211_BSS_CAPABILITY]);
+ printf("\tcapability:");
+ if (capa & WLAN_CAPABILITY_ESS)
+ printf(" ESS");
+ if (capa & WLAN_CAPABILITY_IBSS)
+ printf(" IBSS");
+ if (capa & WLAN_CAPABILITY_PRIVACY)
+ printf(" Privacy");
+ if (capa & WLAN_CAPABILITY_SHORT_PREAMBLE)
+ printf(" ShortPreamble");
+ if (capa & WLAN_CAPABILITY_PBCC)
+ printf(" PBCC");
+ if (capa & WLAN_CAPABILITY_CHANNEL_AGILITY)
+ printf(" ChannelAgility");
+ if (capa & WLAN_CAPABILITY_SPECTRUM_MGMT)
+ printf(" SpectrumMgmt");
+ if (capa & WLAN_CAPABILITY_QOS)
+ printf(" QoS");
+ if (capa & WLAN_CAPABILITY_SHORT_SLOT_TIME)
+ printf(" ShortSlotTime");
+ if (capa & WLAN_CAPABILITY_APSD)
+ printf(" APSD");
+ if (capa & WLAN_CAPABILITY_DSSS_OFDM)
+ printf(" DSSS-OFDM");
+ printf(" (0x%.4x)\n", capa);
+ } if (bss[NL80211_BSS_SIGNAL_MBM]) {
int s = nla_get_u32(bss[NL80211_BSS_SIGNAL_MBM]);
printf("\tsignal: %d.%.2d dBm\n", s/100, s%100);
}
--
1.6.0.6
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