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-rw-r--r--include/linux/ieee80211.h61
1 files changed, 58 insertions, 3 deletions
diff --git a/include/linux/ieee80211.h b/include/linux/ieee80211.h
index 4b501b48ce8..a9173d5434d 100644
--- a/include/linux/ieee80211.h
+++ b/include/linux/ieee80211.h
@@ -493,6 +493,7 @@ struct ieee80211s_hdr {
/* Mesh flags */
#define MESH_FLAGS_AE_A4 0x1
#define MESH_FLAGS_AE_A5_A6 0x2
+#define MESH_FLAGS_AE 0x3
#define MESH_FLAGS_PS_DEEP 0x4
/**
@@ -540,10 +541,10 @@ struct ieee80211_tim_ie {
u8 dtim_period;
u8 bitmap_ctrl;
/* variable size: 1 - 251 bytes */
- u8 virtual_map[0];
+ u8 virtual_map[1];
} __attribute__ ((packed));
-#define WLAN_SA_QUERY_TR_ID_LEN 16
+#define WLAN_SA_QUERY_TR_ID_LEN 2
struct ieee80211_mgmt {
__le16 frame_control;
@@ -1068,8 +1069,12 @@ enum ieee80211_category {
WLAN_CATEGORY_DLS = 2,
WLAN_CATEGORY_BACK = 3,
WLAN_CATEGORY_PUBLIC = 4,
+ WLAN_CATEGORY_HT = 7,
WLAN_CATEGORY_SA_QUERY = 8,
+ WLAN_CATEGORY_PROTECTED_DUAL_OF_ACTION = 9,
WLAN_CATEGORY_WMM = 17,
+ WLAN_CATEGORY_VENDOR_SPECIFIC_PROTECTED = 126,
+ WLAN_CATEGORY_VENDOR_SPECIFIC = 127,
};
/* SPECTRUM_MGMT action code */
@@ -1081,6 +1086,15 @@ enum ieee80211_spectrum_mgmt_actioncode {
WLAN_ACTION_SPCT_CHL_SWITCH = 4,
};
+/* Security key length */
+enum ieee80211_key_len {
+ WLAN_KEY_LEN_WEP40 = 5,
+ WLAN_KEY_LEN_WEP104 = 13,
+ WLAN_KEY_LEN_CCMP = 16,
+ WLAN_KEY_LEN_TKIP = 32,
+ WLAN_KEY_LEN_AES_CMAC = 16,
+};
+
/*
* IEEE 802.11-2007 7.3.2.9 Country information element
*
@@ -1261,7 +1275,9 @@ static inline bool ieee80211_is_robust_mgmt_frame(struct ieee80211_hdr *hdr)
if (ieee80211_has_protected(hdr->frame_control))
return true;
category = ((u8 *) hdr) + 24;
- return *category != WLAN_CATEGORY_PUBLIC;
+ return *category != WLAN_CATEGORY_PUBLIC &&
+ *category != WLAN_CATEGORY_HT &&
+ *category != WLAN_CATEGORY_VENDOR_SPECIFIC;
}
return false;
@@ -1383,4 +1399,43 @@ static inline int ieee80211_freq_to_ofdm_chan(int s_freq, int freq)
return -1;
}
+/**
+ * ieee80211_tu_to_usec - convert time units (TU) to microseconds
+ * @tu: the TUs
+ */
+static inline unsigned long ieee80211_tu_to_usec(unsigned long tu)
+{
+ return 1024 * tu;
+}
+
+/**
+ * ieee80211_check_tim - check if AID bit is set in TIM
+ * @tim: the TIM IE
+ * @tim_len: length of the TIM IE
+ * @aid: the AID to look for
+ */
+static inline bool ieee80211_check_tim(struct ieee80211_tim_ie *tim,
+ u8 tim_len, u16 aid)
+{
+ u8 mask;
+ u8 index, indexn1, indexn2;
+
+ if (unlikely(!tim || tim_len < sizeof(*tim)))
+ return false;
+
+ aid &= 0x3fff;
+ index = aid / 8;
+ mask = 1 << (aid & 7);
+
+ indexn1 = tim->bitmap_ctrl & 0xfe;
+ indexn2 = tim_len + indexn1 - 4;
+
+ if (index < indexn1 || index > indexn2)
+ return false;
+
+ index -= indexn1;
+
+ return !!(tim->virtual_map[index] & mask);
+}
+
#endif /* LINUX_IEEE80211_H */