diff options
Diffstat (limited to 'include/net/cfg80211.h')
| -rw-r--r-- | include/net/cfg80211.h | 266 |
1 files changed, 249 insertions, 17 deletions
diff --git a/include/net/cfg80211.h b/include/net/cfg80211.h index 23c0ab74ded6..50f3fd9ff524 100644 --- a/include/net/cfg80211.h +++ b/include/net/cfg80211.h @@ -4,6 +4,10 @@ #include <linux/netlink.h> #include <linux/skbuff.h> #include <linux/nl80211.h> +#include <linux/if_ether.h> +#include <linux/ieee80211.h> +#include <linux/wireless.h> +#include <net/iw_handler.h> #include <net/genetlink.h> /* remove once we remove the wext stuff */ #include <net/iw_handler.h> @@ -112,12 +116,14 @@ struct beacon_parameters { * @STATION_FLAG_SHORT_PREAMBLE: station is capable of receiving frames * with short preambles * @STATION_FLAG_WME: station is WME/QoS capable + * @STATION_FLAG_MFP: station uses management frame protection */ enum station_flags { STATION_FLAG_CHANGED = 1<<0, STATION_FLAG_AUTHORIZED = 1<<NL80211_STA_FLAG_AUTHORIZED, STATION_FLAG_SHORT_PREAMBLE = 1<<NL80211_STA_FLAG_SHORT_PREAMBLE, STATION_FLAG_WME = 1<<NL80211_STA_FLAG_WME, + STATION_FLAG_MFP = 1<<NL80211_STA_FLAG_MFP, }; /** @@ -172,6 +178,8 @@ struct station_parameters { * @STATION_INFO_SIGNAL: @signal filled * @STATION_INFO_TX_BITRATE: @tx_bitrate fields are filled * (tx_bitrate, tx_bitrate_flags and tx_bitrate_mcs) + * @STATION_INFO_RX_PACKETS: @rx_packets filled + * @STATION_INFO_TX_PACKETS: @tx_packets filled */ enum station_info_flags { STATION_INFO_INACTIVE_TIME = 1<<0, @@ -182,6 +190,8 @@ enum station_info_flags { STATION_INFO_PLINK_STATE = 1<<5, STATION_INFO_SIGNAL = 1<<6, STATION_INFO_TX_BITRATE = 1<<7, + STATION_INFO_RX_PACKETS = 1<<8, + STATION_INFO_TX_PACKETS = 1<<9, }; /** @@ -229,6 +239,8 @@ struct rate_info { * @plink_state: mesh peer link state * @signal: signal strength of last received packet in dBm * @txrate: current unicast bitrate to this station + * @rx_packets: packets received from this station + * @tx_packets: packets transmitted to this station */ struct station_info { u32 filled; @@ -240,6 +252,8 @@ struct station_info { u8 plink_state; s8 signal; struct rate_info txrate; + u32 rx_packets; + u32 tx_packets; }; /** @@ -335,24 +349,50 @@ struct bss_parameters { }; /** - * enum reg_set_by - Indicates who is trying to set the regulatory domain - * @REGDOM_SET_BY_INIT: regulatory domain was set by initialization. We will be - * using a static world regulatory domain by default. - * @REGDOM_SET_BY_CORE: Core queried CRDA for a dynamic world regulatory domain. - * @REGDOM_SET_BY_USER: User asked the wireless core to set the - * regulatory domain. - * @REGDOM_SET_BY_DRIVER: a wireless drivers has hinted to the wireless core - * it thinks its knows the regulatory domain we should be in. - * @REGDOM_SET_BY_COUNTRY_IE: the wireless core has received an 802.11 country - * information element with regulatory information it thinks we - * should consider. + * enum environment_cap - Environment parsed from country IE + * @ENVIRON_ANY: indicates country IE applies to both indoor and + * outdoor operation. + * @ENVIRON_INDOOR: indicates country IE applies only to indoor operation + * @ENVIRON_OUTDOOR: indicates country IE applies only to outdoor operation */ -enum reg_set_by { - REGDOM_SET_BY_INIT, - REGDOM_SET_BY_CORE, - REGDOM_SET_BY_USER, - REGDOM_SET_BY_DRIVER, - REGDOM_SET_BY_COUNTRY_IE, +enum environment_cap { + ENVIRON_ANY, + ENVIRON_INDOOR, + ENVIRON_OUTDOOR, +}; + +/** + * struct regulatory_request - used to keep track of regulatory requests + * + * @wiphy_idx: this is set if this request's initiator is + * %REGDOM_SET_BY_COUNTRY_IE or %REGDOM_SET_BY_DRIVER. This + * can be used by the wireless core to deal with conflicts + * and potentially inform users of which devices specifically + * cased the conflicts. + * @initiator: indicates who sent this request, could be any of + * of those set in nl80211_reg_initiator (%NL80211_REGDOM_SET_BY_*) + * @alpha2: the ISO / IEC 3166 alpha2 country code of the requested + * regulatory domain. We have a few special codes: + * 00 - World regulatory domain + * 99 - built by driver but a specific alpha2 cannot be determined + * 98 - result of an intersection between two regulatory domains + * @intersect: indicates whether the wireless core should intersect + * the requested regulatory domain with the presently set regulatory + * domain. + * @country_ie_checksum: checksum of the last processed and accepted + * country IE + * @country_ie_env: lets us know if the AP is telling us we are outdoor, + * indoor, or if it doesn't matter + * @list: used to insert into the reg_requests_list linked list + */ +struct regulatory_request { + int wiphy_idx; + enum nl80211_reg_initiator initiator; + char alpha2[2]; + bool intersect; + u32 country_ie_checksum; + enum environment_cap country_ie_env; + struct list_head list; }; struct ieee80211_freq_range { @@ -431,6 +471,26 @@ struct ieee80211_txq_params { u8 aifs; }; +/** + * struct mgmt_extra_ie_params - Extra management frame IE parameters + * + * Used to add extra IE(s) into management frames. If the driver cannot add the + * requested data into all management frames of the specified subtype that are + * generated in kernel or firmware/hardware, it must reject the configuration + * call. The IE data buffer is added to the end of the specified management + * frame body after all other IEs. This addition is not applied to frames that + * are injected through a monitor interface. + * + * @subtype: Management frame subtype + * @ies: IE data buffer or %NULL to remove previous data + * @ies_len: Length of @ies in octets + */ +struct mgmt_extra_ie_params { + u8 subtype; + u8 *ies; + int ies_len; +}; + /* from net/wireless.h */ struct wiphy; @@ -438,6 +498,87 @@ struct wiphy; struct ieee80211_channel; /** + * struct cfg80211_ssid - SSID description + * @ssid: the SSID + * @ssid_len: length of the ssid + */ +struct cfg80211_ssid { + u8 ssid[IEEE80211_MAX_SSID_LEN]; + u8 ssid_len; +}; + +/** + * struct cfg80211_scan_request - scan request description + * + * @ssids: SSIDs to scan for (active scan only) + * @n_ssids: number of SSIDs + * @channels: channels to scan on. + * @n_channels: number of channels for each band + * @ie: optional information element(s) to add into Probe Request or %NULL + * @ie_len: length of ie in octets + * @wiphy: the wiphy this was for + * @ifidx: the interface index + */ +struct cfg80211_scan_request { + struct cfg80211_ssid *ssids; + int n_ssids; + struct ieee80211_channel **channels; + u32 n_channels; + u8 *ie; + size_t ie_len; + + /* internal */ + struct wiphy *wiphy; + int ifidx; +}; + +/** + * enum cfg80211_signal_type - signal type + * + * @CFG80211_SIGNAL_TYPE_NONE: no signal strength information available + * @CFG80211_SIGNAL_TYPE_MBM: signal strength in mBm (100*dBm) + * @CFG80211_SIGNAL_TYPE_UNSPEC: signal strength, increasing from 0 through 100 + */ +enum cfg80211_signal_type { + CFG80211_SIGNAL_TYPE_NONE, + CFG80211_SIGNAL_TYPE_MBM, + CFG80211_SIGNAL_TYPE_UNSPEC, +}; + +/** + * struct cfg80211_bss - BSS description + * + * This structure describes a BSS (which may also be a mesh network) + * for use in scan results and similar. + * + * @bssid: BSSID of the BSS + * @tsf: timestamp of last received update + * @beacon_interval: the beacon interval as from the frame + * @capability: the capability field in host byte order + * @information_elements: the information elements (Note that there + * is no guarantee that these are well-formed!) + * @len_information_elements: total length of the information elements + * @signal: signal strength value (type depends on the wiphy's signal_type) + * @free_priv: function pointer to free private data + * @priv: private area for driver use, has at least wiphy->bss_priv_size bytes + */ +struct cfg80211_bss { + struct ieee80211_channel *channel; + + u8 bssid[ETH_ALEN]; + u64 tsf; + u16 beacon_interval; + u16 capability; + u8 *information_elements; + size_t len_information_elements; + + s32 signal; + + void (*free_priv)(struct cfg80211_bss *bss); + u8 priv[0] __attribute__((__aligned__(sizeof(void *)))); +}; + +/** * struct cfg80211_ops - backend description for wireless configuration * * This struct is registered by fullmac card drivers and/or wireless stacks @@ -450,6 +591,9 @@ struct ieee80211_channel; * wireless extensions but this is subject to reevaluation as soon as this * code is used more widely and we have a first user without wext. * + * @suspend: wiphy device needs to be suspended + * @resume: wiphy device needs to be resumed + * * @add_virtual_intf: create a new virtual interface with the given name, * must set the struct wireless_dev's iftype. * @@ -471,6 +615,8 @@ struct ieee80211_channel; * * @set_default_key: set the default key on an interface * + * @set_default_mgmt_key: set the default management frame key on an interface + * * @add_beacon: Add a beacon with given parameters, @head, @interval * and @dtim_period will be valid, @tail is optional. * @set_beacon: Change the beacon parameters for an access point mode @@ -497,8 +643,18 @@ struct ieee80211_channel; * @set_txq_params: Set TX queue parameters * * @set_channel: Set channel + * + * @set_mgmt_extra_ie: Set extra IE data for management frames + * + * @scan: Request to do a scan. If returning zero, the scan request is given + * the driver, and will be valid until passed to cfg80211_scan_done(). + * For scan results, call cfg80211_inform_bss(); you can call this outside + * the scan/scan_done bracket too. */ struct cfg80211_ops { + int (*suspend)(struct wiphy *wiphy); + int (*resume)(struct wiphy *wiphy); + int (*add_virtual_intf)(struct wiphy *wiphy, char *name, enum nl80211_iftype type, u32 *flags, struct vif_params *params); @@ -518,6 +674,9 @@ struct cfg80211_ops { int (*set_default_key)(struct wiphy *wiphy, struct net_device *netdev, u8 key_index); + int (*set_default_mgmt_key)(struct wiphy *wiphy, + struct net_device *netdev, + u8 key_index); int (*add_beacon)(struct wiphy *wiphy, struct net_device *dev, struct beacon_parameters *info); @@ -564,6 +723,13 @@ struct cfg80211_ops { int (*set_channel)(struct wiphy *wiphy, struct ieee80211_channel *chan, enum nl80211_channel_type channel_type); + + int (*set_mgmt_extra_ie)(struct wiphy *wiphy, + struct net_device *dev, + struct mgmt_extra_ie_params *params); + + int (*scan)(struct wiphy *wiphy, struct net_device *dev, + struct cfg80211_scan_request *request); }; /* temporary wext handlers */ @@ -574,5 +740,71 @@ int cfg80211_wext_siwmode(struct net_device *dev, struct iw_request_info *info, u32 *mode, char *extra); int cfg80211_wext_giwmode(struct net_device *dev, struct iw_request_info *info, u32 *mode, char *extra); +int cfg80211_wext_siwscan(struct net_device *dev, + struct iw_request_info *info, + union iwreq_data *wrqu, char *extra); +int cfg80211_wext_giwscan(struct net_device *dev, + struct iw_request_info *info, + struct iw_point *data, char *extra); +int cfg80211_wext_giwrange(struct net_device *dev, + struct iw_request_info *info, + struct iw_point *data, char *extra); + +/** + * cfg80211_scan_done - notify that scan finished + * + * @request: the corresponding scan request + * @aborted: set to true if the scan was aborted for any reason, + * userspace will be notified of that + */ +void cfg80211_scan_done(struct cfg80211_scan_request *request, bool aborted); + +/** + * cfg80211_inform_bss - inform cfg80211 of a new BSS + * + * @wiphy: the wiphy reporting the BSS + * @bss: the found BSS + * @signal: the signal strength, type depends on the wiphy's signal_type + * @gfp: context flags + * + * This informs cfg80211 that BSS information was found and + * the BSS should be updated/added. + */ +struct cfg80211_bss* +cfg80211_inform_bss_frame(struct wiphy *wiphy, + struct ieee80211_channel *channel, + struct ieee80211_mgmt *mgmt, size_t len, + s32 signal, gfp_t gfp); + +struct cfg80211_bss *cfg80211_get_bss(struct wiphy *wiphy, + struct ieee80211_channel *channel, + const u8 *bssid, + const u8 *ssid, size_t ssid_len, + u16 capa_mask, u16 capa_val); +static inline struct cfg80211_bss * +cfg80211_get_ibss(struct wiphy *wiphy, + struct ieee80211_channel *channel, + const u8 *ssid, size_t ssid_len) +{ + return cfg80211_get_bss(wiphy, channel, NULL, ssid, ssid_len, + WLAN_CAPABILITY_IBSS, WLAN_CAPABILITY_IBSS); +} + +struct cfg80211_bss *cfg80211_get_mesh(struct wiphy *wiphy, + struct ieee80211_channel *channel, + const u8 *meshid, size_t meshidlen, + const u8 *meshcfg); +void cfg80211_put_bss(struct cfg80211_bss *bss); +/** + * cfg80211_unlink_bss - unlink BSS from internal data structures + * @wiphy: the wiphy + * @bss: the bss to remove + * + * This function removes the given BSS from the internal data structures + * thereby making it no longer show up in scan results etc. Use this + * function when you detect a BSS is gone. Normally BSSes will also time + * out, so it is not necessary to use this function at all. + */ +void cfg80211_unlink_bss(struct wiphy *wiphy, struct cfg80211_bss *bss); #endif /* __NET_CFG80211_H */ |