| #ifndef __NET_CFG80211_H |
| #define __NET_CFG80211_H |
| |
| #include <linux/netlink.h> |
| #include <linux/skbuff.h> |
| #include <linux/nl80211.h> |
| #include <net/genetlink.h> |
| |
| /* |
| * 802.11 configuration in-kernel interface |
| * |
| * Copyright 2006, 2007 Johannes Berg <johannes@sipsolutions.net> |
| */ |
| |
| /** |
| * struct vif_params - describes virtual interface parameters |
| * @mesh_id: mesh ID to use |
| * @mesh_id_len: length of the mesh ID |
| */ |
| struct vif_params { |
| u8 *mesh_id; |
| int mesh_id_len; |
| }; |
| |
| /* Radiotap header iteration |
| * implemented in net/wireless/radiotap.c |
| * docs in Documentation/networking/radiotap-headers.txt |
| */ |
| /** |
| * struct ieee80211_radiotap_iterator - tracks walk thru present radiotap args |
| * @rtheader: pointer to the radiotap header we are walking through |
| * @max_length: length of radiotap header in cpu byte ordering |
| * @this_arg_index: IEEE80211_RADIOTAP_... index of current arg |
| * @this_arg: pointer to current radiotap arg |
| * @arg_index: internal next argument index |
| * @arg: internal next argument pointer |
| * @next_bitmap: internal pointer to next present u32 |
| * @bitmap_shifter: internal shifter for curr u32 bitmap, b0 set == arg present |
| */ |
| |
| struct ieee80211_radiotap_iterator { |
| struct ieee80211_radiotap_header *rtheader; |
| int max_length; |
| int this_arg_index; |
| u8 *this_arg; |
| |
| int arg_index; |
| u8 *arg; |
| __le32 *next_bitmap; |
| u32 bitmap_shifter; |
| }; |
| |
| extern int ieee80211_radiotap_iterator_init( |
| struct ieee80211_radiotap_iterator *iterator, |
| struct ieee80211_radiotap_header *radiotap_header, |
| int max_length); |
| |
| extern int ieee80211_radiotap_iterator_next( |
| struct ieee80211_radiotap_iterator *iterator); |
| |
| |
| /** |
| * struct key_params - key information |
| * |
| * Information about a key |
| * |
| * @key: key material |
| * @key_len: length of key material |
| * @cipher: cipher suite selector |
| * @seq: sequence counter (IV/PN) for TKIP and CCMP keys, only used |
| * with the get_key() callback, must be in little endian, |
| * length given by @seq_len. |
| */ |
| struct key_params { |
| u8 *key; |
| u8 *seq; |
| int key_len; |
| int seq_len; |
| u32 cipher; |
| }; |
| |
| /** |
| * struct beacon_parameters - beacon parameters |
| * |
| * Used to configure the beacon for an interface. |
| * |
| * @head: head portion of beacon (before TIM IE) |
| * or %NULL if not changed |
| * @tail: tail portion of beacon (after TIM IE) |
| * or %NULL if not changed |
| * @interval: beacon interval or zero if not changed |
| * @dtim_period: DTIM period or zero if not changed |
| * @head_len: length of @head |
| * @tail_len: length of @tail |
| */ |
| struct beacon_parameters { |
| u8 *head, *tail; |
| int interval, dtim_period; |
| int head_len, tail_len; |
| }; |
| |
| /** |
| * enum station_flags - station flags |
| * |
| * Station capability flags. Note that these must be the bits |
| * according to the nl80211 flags. |
| * |
| * @STATION_FLAG_CHANGED: station flags were changed |
| * @STATION_FLAG_AUTHORIZED: station is authorized to send frames (802.1X) |
| * @STATION_FLAG_SHORT_PREAMBLE: station is capable of receiving frames |
| * with short preambles |
| * @STATION_FLAG_WME: station is WME/QoS capable |
| */ |
| 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, |
| }; |
| |
| /** |
| * enum plink_action - actions to perform in mesh peers |
| * |
| * @PLINK_ACTION_INVALID: action 0 is reserved |
| * @PLINK_ACTION_OPEN: start mesh peer link establishment |
| * @PLINK_ACTION_BLOCL: block traffic from this mesh peer |
| */ |
| enum plink_actions { |
| PLINK_ACTION_INVALID, |
| PLINK_ACTION_OPEN, |
| PLINK_ACTION_BLOCK, |
| }; |
| |
| /** |
| * struct station_parameters - station parameters |
| * |
| * Used to change and create a new station. |
| * |
| * @vlan: vlan interface station should belong to |
| * @supported_rates: supported rates in IEEE 802.11 format |
| * (or NULL for no change) |
| * @supported_rates_len: number of supported rates |
| * @station_flags: station flags (see &enum station_flags) |
| * @listen_interval: listen interval or -1 for no change |
| * @aid: AID or zero for no change |
| */ |
| struct station_parameters { |
| u8 *supported_rates; |
| struct net_device *vlan; |
| u32 station_flags; |
| int listen_interval; |
| u16 aid; |
| u8 supported_rates_len; |
| u8 plink_action; |
| struct ieee80211_ht_cap *ht_capa; |
| }; |
| |
| /** |
| * enum station_info_flags - station information flags |
| * |
| * Used by the driver to indicate which info in &struct station_info |
| * it has filled in during get_station() or dump_station(). |
| * |
| * @STATION_INFO_INACTIVE_TIME: @inactive_time filled |
| * @STATION_INFO_RX_BYTES: @rx_bytes filled |
| * @STATION_INFO_TX_BYTES: @tx_bytes filled |
| * @STATION_INFO_LLID: @llid filled |
| * @STATION_INFO_PLID: @plid filled |
| * @STATION_INFO_PLINK_STATE: @plink_state filled |
| */ |
| enum station_info_flags { |
| STATION_INFO_INACTIVE_TIME = 1<<0, |
| STATION_INFO_RX_BYTES = 1<<1, |
| STATION_INFO_TX_BYTES = 1<<2, |
| STATION_INFO_LLID = 1<<3, |
| STATION_INFO_PLID = 1<<4, |
| STATION_INFO_PLINK_STATE = 1<<5, |
| }; |
| |
| /** |
| * struct station_info - station information |
| * |
| * Station information filled by driver for get_station() and dump_station. |
| * |
| * @filled: bitflag of flags from &enum station_info_flags |
| * @inactive_time: time since last station activity (tx/rx) in milliseconds |
| * @rx_bytes: bytes received from this station |
| * @tx_bytes: bytes transmitted to this station |
| * @llid: mesh local link id |
| * @plid: mesh peer link id |
| * @plink_state: mesh peer link state |
| */ |
| struct station_info { |
| u32 filled; |
| u32 inactive_time; |
| u32 rx_bytes; |
| u32 tx_bytes; |
| u16 llid; |
| u16 plid; |
| u8 plink_state; |
| }; |
| |
| /** |
| * enum monitor_flags - monitor flags |
| * |
| * Monitor interface configuration flags. Note that these must be the bits |
| * according to the nl80211 flags. |
| * |
| * @MONITOR_FLAG_FCSFAIL: pass frames with bad FCS |
| * @MONITOR_FLAG_PLCPFAIL: pass frames with bad PLCP |
| * @MONITOR_FLAG_CONTROL: pass control frames |
| * @MONITOR_FLAG_OTHER_BSS: disable BSSID filtering |
| * @MONITOR_FLAG_COOK_FRAMES: report frames after processing |
| */ |
| enum monitor_flags { |
| MONITOR_FLAG_FCSFAIL = 1<<NL80211_MNTR_FLAG_FCSFAIL, |
| MONITOR_FLAG_PLCPFAIL = 1<<NL80211_MNTR_FLAG_PLCPFAIL, |
| MONITOR_FLAG_CONTROL = 1<<NL80211_MNTR_FLAG_CONTROL, |
| MONITOR_FLAG_OTHER_BSS = 1<<NL80211_MNTR_FLAG_OTHER_BSS, |
| MONITOR_FLAG_COOK_FRAMES = 1<<NL80211_MNTR_FLAG_COOK_FRAMES, |
| }; |
| |
| /** |
| * enum mpath_info_flags - mesh path information flags |
| * |
| * Used by the driver to indicate which info in &struct mpath_info it has filled |
| * in during get_station() or dump_station(). |
| * |
| * MPATH_INFO_FRAME_QLEN: @frame_qlen filled |
| * MPATH_INFO_DSN: @dsn filled |
| * MPATH_INFO_METRIC: @metric filled |
| * MPATH_INFO_EXPTIME: @exptime filled |
| * MPATH_INFO_DISCOVERY_TIMEOUT: @discovery_timeout filled |
| * MPATH_INFO_DISCOVERY_RETRIES: @discovery_retries filled |
| * MPATH_INFO_FLAGS: @flags filled |
| */ |
| enum mpath_info_flags { |
| MPATH_INFO_FRAME_QLEN = BIT(0), |
| MPATH_INFO_DSN = BIT(1), |
| MPATH_INFO_METRIC = BIT(2), |
| MPATH_INFO_EXPTIME = BIT(3), |
| MPATH_INFO_DISCOVERY_TIMEOUT = BIT(4), |
| MPATH_INFO_DISCOVERY_RETRIES = BIT(5), |
| MPATH_INFO_FLAGS = BIT(6), |
| }; |
| |
| /** |
| * struct mpath_info - mesh path information |
| * |
| * Mesh path information filled by driver for get_mpath() and dump_mpath(). |
| * |
| * @filled: bitfield of flags from &enum mpath_info_flags |
| * @frame_qlen: number of queued frames for this destination |
| * @dsn: destination sequence number |
| * @metric: metric (cost) of this mesh path |
| * @exptime: expiration time for the mesh path from now, in msecs |
| * @flags: mesh path flags |
| * @discovery_timeout: total mesh path discovery timeout, in msecs |
| * @discovery_retries: mesh path discovery retries |
| */ |
| struct mpath_info { |
| u32 filled; |
| u32 frame_qlen; |
| u32 dsn; |
| u32 metric; |
| u32 exptime; |
| u32 discovery_timeout; |
| u8 discovery_retries; |
| u8 flags; |
| }; |
| |
| /** |
| * struct bss_parameters - BSS parameters |
| * |
| * Used to change BSS parameters (mainly for AP mode). |
| * |
| * @use_cts_prot: Whether to use CTS protection |
| * (0 = no, 1 = yes, -1 = do not change) |
| * @use_short_preamble: Whether the use of short preambles is allowed |
| * (0 = no, 1 = yes, -1 = do not change) |
| * @use_short_slot_time: Whether the use of short slot time is allowed |
| * (0 = no, 1 = yes, -1 = do not change) |
| */ |
| struct bss_parameters { |
| int use_cts_prot; |
| int use_short_preamble; |
| int use_short_slot_time; |
| }; |
| |
| /** |
| * 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 reg_set_by { |
| REGDOM_SET_BY_INIT, |
| REGDOM_SET_BY_CORE, |
| REGDOM_SET_BY_USER, |
| REGDOM_SET_BY_DRIVER, |
| REGDOM_SET_BY_COUNTRY_IE, |
| }; |
| |
| struct ieee80211_freq_range { |
| u32 start_freq_khz; |
| u32 end_freq_khz; |
| u32 max_bandwidth_khz; |
| }; |
| |
| struct ieee80211_power_rule { |
| u32 max_antenna_gain; |
| u32 max_eirp; |
| }; |
| |
| struct ieee80211_reg_rule { |
| struct ieee80211_freq_range freq_range; |
| struct ieee80211_power_rule power_rule; |
| u32 flags; |
| }; |
| |
| struct ieee80211_regdomain { |
| u32 n_reg_rules; |
| char alpha2[2]; |
| struct ieee80211_reg_rule reg_rules[]; |
| }; |
| |
| #define MHZ_TO_KHZ(freq) (freq * 1000) |
| #define KHZ_TO_MHZ(freq) (freq / 1000) |
| #define DBI_TO_MBI(gain) (gain * 100) |
| #define MBI_TO_DBI(gain) (gain / 100) |
| #define DBM_TO_MBM(gain) (gain * 100) |
| #define MBM_TO_DBM(gain) (gain / 100) |
| |
| #define REG_RULE(start, end, bw, gain, eirp, reg_flags) { \ |
| .freq_range.start_freq_khz = (start) * 1000, \ |
| .freq_range.end_freq_khz = (end) * 1000, \ |
| .freq_range.max_bandwidth_khz = (bw) * 1000, \ |
| .power_rule.max_antenna_gain = (gain) * 100, \ |
| .power_rule.max_eirp = (eirp) * 100, \ |
| .flags = reg_flags, \ |
| } |
| |
| /* from net/wireless.h */ |
| struct wiphy; |
| |
| /** |
| * struct cfg80211_ops - backend description for wireless configuration |
| * |
| * This struct is registered by fullmac card drivers and/or wireless stacks |
| * in order to handle configuration requests on their interfaces. |
| * |
| * All callbacks except where otherwise noted should return 0 |
| * on success or a negative error code. |
| * |
| * All operations are currently invoked under rtnl for consistency with the |
| * 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. |
| * |
| * @add_virtual_intf: create a new virtual interface with the given name, |
| * must set the struct wireless_dev's iftype. |
| * |
| * @del_virtual_intf: remove the virtual interface determined by ifindex. |
| * |
| * @change_virtual_intf: change type/configuration of virtual interface, |
| * keep the struct wireless_dev's iftype updated. |
| * |
| * @add_key: add a key with the given parameters. @mac_addr will be %NULL |
| * when adding a group key. |
| * |
| * @get_key: get information about the key with the given parameters. |
| * @mac_addr will be %NULL when requesting information for a group |
| * key. All pointers given to the @callback function need not be valid |
| * after it returns. |
| * |
| * @del_key: remove a key given the @mac_addr (%NULL for a group key) |
| * and @key_index |
| * |
| * @set_default_key: set the default 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 |
| * interface. This should reject the call when no beacon has been |
| * configured. |
| * @del_beacon: Remove beacon configuration and stop sending the beacon. |
| * |
| * @add_station: Add a new station. |
| * |
| * @del_station: Remove a station; @mac may be NULL to remove all stations. |
| * |
| * @change_station: Modify a given station. |
| * |
| * @set_mesh_cfg: set mesh parameters (by now, just mesh id) |
| * |
| * @change_bss: Modify parameters for a given BSS. |
| */ |
| struct cfg80211_ops { |
| int (*add_virtual_intf)(struct wiphy *wiphy, char *name, |
| enum nl80211_iftype type, u32 *flags, |
| struct vif_params *params); |
| int (*del_virtual_intf)(struct wiphy *wiphy, int ifindex); |
| int (*change_virtual_intf)(struct wiphy *wiphy, int ifindex, |
| enum nl80211_iftype type, u32 *flags, |
| struct vif_params *params); |
| |
| int (*add_key)(struct wiphy *wiphy, struct net_device *netdev, |
| u8 key_index, u8 *mac_addr, |
| struct key_params *params); |
| int (*get_key)(struct wiphy *wiphy, struct net_device *netdev, |
| u8 key_index, u8 *mac_addr, void *cookie, |
| void (*callback)(void *cookie, struct key_params*)); |
| int (*del_key)(struct wiphy *wiphy, struct net_device *netdev, |
| u8 key_index, u8 *mac_addr); |
| int (*set_default_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); |
| int (*set_beacon)(struct wiphy *wiphy, struct net_device *dev, |
| struct beacon_parameters *info); |
| int (*del_beacon)(struct wiphy *wiphy, struct net_device *dev); |
| |
| |
| int (*add_station)(struct wiphy *wiphy, struct net_device *dev, |
| u8 *mac, struct station_parameters *params); |
| int (*del_station)(struct wiphy *wiphy, struct net_device *dev, |
| u8 *mac); |
| int (*change_station)(struct wiphy *wiphy, struct net_device *dev, |
| u8 *mac, struct station_parameters *params); |
| int (*get_station)(struct wiphy *wiphy, struct net_device *dev, |
| u8 *mac, struct station_info *sinfo); |
| int (*dump_station)(struct wiphy *wiphy, struct net_device *dev, |
| int idx, u8 *mac, struct station_info *sinfo); |
| |
| int (*add_mpath)(struct wiphy *wiphy, struct net_device *dev, |
| u8 *dst, u8 *next_hop); |
| int (*del_mpath)(struct wiphy *wiphy, struct net_device *dev, |
| u8 *dst); |
| int (*change_mpath)(struct wiphy *wiphy, struct net_device *dev, |
| u8 *dst, u8 *next_hop); |
| int (*get_mpath)(struct wiphy *wiphy, struct net_device *dev, |
| u8 *dst, u8 *next_hop, |
| struct mpath_info *pinfo); |
| int (*dump_mpath)(struct wiphy *wiphy, struct net_device *dev, |
| int idx, u8 *dst, u8 *next_hop, |
| struct mpath_info *pinfo); |
| |
| int (*change_bss)(struct wiphy *wiphy, struct net_device *dev, |
| struct bss_parameters *params); |
| }; |
| |
| #endif /* __NET_CFG80211_H */ |