* Copyright (c) 2005, Devicescape Software, Inc.
* Copyright (c) 2006, Michael Wu <flamingice@sourmilk.net>
* Copyright (c) 2013 - 2014 Intel Mobile Communications GmbH
+ * Copyright (c) 2016 Intel Deutschland GmbH
*
* 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
/* 30 byte 4 addr hdr, 2 byte QoS, 2304 byte MSDU, 12 byte crypt, 4 byte FCS */
#define IEEE80211_MAX_FRAME_LEN 2352
+/* Maximal size of an A-MSDU that can be transported in a HT BA session */
+#define IEEE80211_MAX_MPDU_LEN_HT_BA 4095
+
/* Maximal size of an A-MSDU */
#define IEEE80211_MAX_MPDU_LEN_HT_3839 3839
#define IEEE80211_MAX_MPDU_LEN_HT_7935 7935
return (seq_ctrl & cpu_to_le16(IEEE80211_SCTL_FRAG)) == 0;
}
+/**
+ * ieee80211_is_frag - check if a frame is a fragment
+ * @hdr: 802.11 header of the frame
+ */
+static inline bool ieee80211_is_frag(struct ieee80211_hdr *hdr)
+{
+ return ieee80211_has_morefrags(hdr->frame_control) ||
+ hdr->seq_ctrl & cpu_to_le16(IEEE80211_SCTL_FRAG);
+}
+
struct ieee80211s_hdr {
u8 flags;
u8 ttl;
u8 tpc_elem_length;
struct ieee80211_tpc_report_ie tpc;
} __packed tpc_report;
+ struct {
+ u8 action_code;
+ u8 dialog_token;
+ u8 follow_up;
+ u8 tod[6];
+ u8 toa[6];
+ __le16 tod_error;
+ __le16 toa_error;
+ u8 variable[0];
+ } __packed ftm;
} u;
} __packed action;
} u;
#define WLAN_AUTH_SHARED_KEY 1
#define WLAN_AUTH_FT 2
#define WLAN_AUTH_SAE 3
+#define WLAN_AUTH_FILS_SK 4
+#define WLAN_AUTH_FILS_SK_PFS 5
+#define WLAN_AUTH_FILS_PK 6
#define WLAN_AUTH_LEAP 128
#define WLAN_AUTH_CHALLENGE_LEN 128
WLAN_EID_VENDOR_SPECIFIC = 221,
WLAN_EID_QOS_PARAMETER = 222,
+ WLAN_EID_CAG_NUMBER = 237,
+ WLAN_EID_AP_CSN = 239,
+ WLAN_EID_FILS_INDICATION = 240,
+ WLAN_EID_DILS = 241,
+ WLAN_EID_FRAGMENT = 242,
+ WLAN_EID_EXTENSION = 255
+};
+
+/* Element ID Extensions for Element ID 255 */
+enum ieee80211_eid_ext {
+ WLAN_EID_EXT_ASSOC_DELAY_INFO = 1,
+ WLAN_EID_EXT_FILS_REQ_PARAMS = 2,
+ WLAN_EID_EXT_FILS_KEY_CONFIRM = 3,
+ WLAN_EID_EXT_FILS_SESSION = 4,
+ WLAN_EID_EXT_FILS_HLP_CONTAINER = 5,
+ WLAN_EID_EXT_FILS_IP_ADDR_ASSIGN = 6,
+ WLAN_EID_EXT_KEY_DELIVERY = 7,
+ WLAN_EID_EXT_FILS_WRAPPED_DATA = 8,
+ WLAN_EID_EXT_FILS_PUBLIC_KEY = 12,
+ WLAN_EID_EXT_FILS_NONCE = 13,
};
/* Action category code */
return mgmt->u.action.category == WLAN_CATEGORY_PUBLIC;
}
+static inline bool is_multicast_ether_addr(const u8 *a)
+{
+ return 0x01 & a[0];
+}
+
+/**
+ * _ieee80211_is_group_privacy_action - check if frame is a group addressed
+ * privacy action frame
+ * @hdr: the frame
+ */
+static inline bool ieee80211_is_group_privacy_action(struct ieee80211_hdr *hdr)
+{
+ struct ieee80211_mgmt *mgmt = (void *)hdr;
+
+ if (!ieee80211_is_action(hdr->frame_control) ||
+ !is_multicast_ether_addr(hdr->addr1))
+ return false;
+
+ return mgmt->u.action.category == WLAN_CATEGORY_MESH_ACTION ||
+ mgmt->u.action.category == WLAN_CATEGORY_MULTIHOP_ACTION;
+}
+
/**
* ieee80211_tu_to_usec - convert time units (TU) to microseconds
* @tu: the TUs