doc: Extend driver.h documentation
This documents some more parts of the driver wrapper interface. Signed-off-by: Jouni Malinen <j@w1.fi>
This commit is contained in:
Jouni Malinen
parent
421cb6a98b
commit
4e8f31e2ef
3 changed files with 174 additions and 82 deletions
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@ -477,7 +477,8 @@ int hostapd_flush(struct hostapd_data *hapd)
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}
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int hostapd_set_freq_params(struct hostapd_freq_params *data, int mode,
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int hostapd_set_freq_params(struct hostapd_freq_params *data,
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enum hostapd_hw_mode mode,
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int freq, int channel, int ht_enabled,
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int vht_enabled, int sec_channel_offset,
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int vht_oper_chwidth, int center_segment0,
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@ -562,8 +563,8 @@ int hostapd_set_freq_params(struct hostapd_freq_params *data, int mode,
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}
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int hostapd_set_freq(struct hostapd_data *hapd, int mode, int freq,
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int channel, int ht_enabled, int vht_enabled,
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int hostapd_set_freq(struct hostapd_data *hapd, enum hostapd_hw_mode mode,
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int freq, int channel, int ht_enabled, int vht_enabled,
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int sec_channel_offset, int vht_oper_chwidth,
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int center_segment0, int center_segment1)
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{
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@ -748,7 +749,8 @@ int hostapd_drv_send_action(struct hostapd_data *hapd, unsigned int freq,
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}
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int hostapd_start_dfs_cac(struct hostapd_iface *iface, int mode, int freq,
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int hostapd_start_dfs_cac(struct hostapd_iface *iface,
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enum hostapd_hw_mode mode, int freq,
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int channel, int ht_enabled, int vht_enabled,
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int sec_channel_offset, int vht_oper_chwidth,
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int center_segment0, int center_segment1)
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@ -57,8 +57,8 @@ int hostapd_set_ieee8021x(struct hostapd_data *hapd,
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int hostapd_get_seqnum(const char *ifname, struct hostapd_data *hapd,
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const u8 *addr, int idx, u8 *seq);
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int hostapd_flush(struct hostapd_data *hapd);
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int hostapd_set_freq(struct hostapd_data *hapd, int mode, int freq,
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int channel, int ht_enabled, int vht_enabled,
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int hostapd_set_freq(struct hostapd_data *hapd, enum hostapd_hw_mode mode,
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int freq, int channel, int ht_enabled, int vht_enabled,
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int sec_channel_offset, int vht_oper_chwidth,
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int center_segment0, int center_segment1);
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int hostapd_set_rts(struct hostapd_data *hapd, int rts);
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@ -102,11 +102,13 @@ int hostapd_sta_assoc(struct hostapd_data *hapd, const u8 *addr,
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int reassoc, u16 status, const u8 *ie, size_t len);
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int hostapd_add_tspec(struct hostapd_data *hapd, const u8 *addr,
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u8 *tspec_ie, size_t tspec_ielen);
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int hostapd_start_dfs_cac(struct hostapd_iface *iface, int mode, int freq,
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int hostapd_start_dfs_cac(struct hostapd_iface *iface,
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enum hostapd_hw_mode mode, int freq,
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int channel, int ht_enabled, int vht_enabled,
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int sec_channel_offset, int vht_oper_chwidth,
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int center_segment0, int center_segment1);
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int hostapd_set_freq_params(struct hostapd_freq_params *data, int mode,
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int hostapd_set_freq_params(struct hostapd_freq_params *data,
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enum hostapd_hw_mode mode,
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int freq, int channel, int ht_enabled,
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int vht_enabled, int sec_channel_offset,
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int vht_oper_chwidth, int center_segment0,
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@ -44,6 +44,9 @@
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#define HOSTAPD_CHAN_INDOOR_ONLY 0x00010000
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#define HOSTAPD_CHAN_GO_CONCURRENT 0x00020000
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/**
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* enum reg_change_initiator - Regulatory change initiator
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*/
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enum reg_change_initiator {
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REGDOM_SET_BY_CORE,
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REGDOM_SET_BY_USER,
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@ -52,6 +55,9 @@ enum reg_change_initiator {
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REGDOM_BEACON_HINT,
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};
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/**
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* enum reg_type - Regulatory change types
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*/
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enum reg_type {
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REGDOM_TYPE_UNKNOWN,
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REGDOM_TYPE_COUNTRY,
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@ -84,8 +90,8 @@ struct hostapd_channel_data {
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*/
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u8 max_tx_power;
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/*
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* survey_list - Linked list of surveys
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/**
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* survey_list - Linked list of surveys (struct freq_survey)
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*/
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struct dl_list survey_list;
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@ -104,7 +110,9 @@ struct hostapd_channel_data {
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long double interference_factor;
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#endif /* CONFIG_ACS */
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/* DFS CAC time in milliseconds */
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/**
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* dfs_cac_ms - DFS CAC time in milliseconds
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*/
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unsigned int dfs_cac_ms;
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};
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@ -217,6 +225,11 @@ struct hostapd_hw_modes {
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* constructed of the IEs that are available. This field will also need to
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* include SSID in IE format. All drivers are encouraged to be extended to
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* report all IEs to make it easier to support future additions.
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*
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* This structure data is followed by ie_len octets of IEs from Probe Response
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* frame (or if the driver does not indicate source of IEs, these may also be
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* from Beacon frame). After the first set of IEs, another set of IEs may follow
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* (with beacon_ie_len octets of data) if the driver provides both IE sets.
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*/
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struct wpa_scan_res {
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unsigned int flags;
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@ -231,13 +244,7 @@ struct wpa_scan_res {
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unsigned int age;
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size_t ie_len;
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size_t beacon_ie_len;
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/*
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* Followed by ie_len octets of IEs from Probe Response frame (or if
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* the driver does not indicate source of IEs, these may also be from
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* Beacon frame). After the first set of IEs, another set of IEs may
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* follow (with beacon_ie_len octets of data) if the driver provides
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* both IE sets.
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*/
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/* Followed by ie_len + beacon_ie_len octets of IE data */
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};
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/**
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@ -403,34 +410,95 @@ struct wpa_driver_auth_params {
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*/
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int p2p;
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const u8 *sae_data;
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size_t sae_data_len;
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};
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enum wps_mode {
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WPS_MODE_NONE /* no WPS provisioning being used */,
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WPS_MODE_OPEN /* WPS provisioning with AP that is in open mode */,
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WPS_MODE_PRIVACY /* WPS provisioning with AP that is using protection
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/**
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* sae_data - SAE elements for Authentication frame
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*
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* This buffer starts with the Authentication transaction sequence
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* number field. If SAE is not used, this pointer is %NULL.
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*/
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const u8 *sae_data;
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/**
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* sae_data_len - Length of sae_data buffer in octets
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*/
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size_t sae_data_len;
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};
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struct hostapd_freq_params {
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int mode;
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int freq;
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int channel;
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/* for HT */
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int ht_enabled;
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int sec_channel_offset; /* 0 = HT40 disabled, -1 = HT40 enabled,
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* secondary channel below primary, 1 = HT40
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* enabled, secondary channel above primary */
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/**
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* enum wps_mode - WPS mode
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*/
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enum wps_mode {
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/**
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* WPS_MODE_NONE - No WPS provisioning being used
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*/
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WPS_MODE_NONE,
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/* for VHT */
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/**
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* WPS_MODE_OPEN - WPS provisioning with AP that is in open mode
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*/
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WPS_MODE_OPEN,
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/**
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* WPS_MODE_PRIVACY - WPS provisioning with AP that is using protection
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*/
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WPS_MODE_PRIVACY
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};
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/**
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* struct hostapd_freq_params - Channel parameters
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*/
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struct hostapd_freq_params {
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/**
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* mode - Mode/band (HOSTAPD_MODE_IEEE80211A, ..)
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*/
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enum hostapd_hw_mode mode;
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/**
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* freq - Primary channel center frequency in MHz
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*/
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int freq;
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/**
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* channel - Channel number
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*/
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int channel;
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/**
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* ht_enabled - Whether HT is enabled
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*/
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int ht_enabled;
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/**
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* sec_channel_offset - Secondary channel offset for HT40
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*
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* 0 = HT40 disabled,
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* -1 = HT40 enabled, secondary channel below primary,
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* 1 = HT40 enabled, secondary channel above primary
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*/
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int sec_channel_offset;
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/**
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* vht_enabled - Whether VHT is enabled
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*/
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int vht_enabled;
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/* valid for both HT and VHT, center_freq2 is non-zero
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* only for bandwidth 80 and an 80+80 channel */
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int center_freq1, center_freq2;
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/**
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* center_freq1 - Segment 0 center frequency in MHz
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*
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* Valid for both HT and VHT.
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*/
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int center_freq1;
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/**
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* center_freq2 - Segment 1 center frequency in MHz
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*
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* Non-zero only for bandwidth 80 and an 80+80 channel
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*/
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int center_freq2;
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/**
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* bandwidth - Channel bandwidth in MHz (20, 40, 80, 160)
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*/
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int bandwidth;
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};
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@ -684,12 +752,21 @@ struct wpa_driver_associate_params {
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int disable_ht;
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/**
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* HT Capabilities over-rides. Only bits set in the mask will be used,
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* and not all values are used by the kernel anyway. Currently, MCS,
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* MPDU and MSDU fields are used.
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* htcaps - HT Capabilities over-rides
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*
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* Only bits set in the mask will be used, and not all values are used
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* by the kernel anyway. Currently, MCS, MPDU and MSDU fields are used.
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*
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* Pointer to struct ieee80211_ht_capabilities.
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*/
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const u8 *htcaps; /* struct ieee80211_ht_capabilities * */
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const u8 *htcaps_mask; /* struct ieee80211_ht_capabilities * */
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const u8 *htcaps;
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/**
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* htcaps_mask - HT Capabilities over-rides mask
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*
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* Pointer to struct ieee80211_ht_capabilities.
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*/
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const u8 *htcaps_mask;
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#ifdef CONFIG_VHT_OVERRIDES
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/**
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@ -975,6 +1052,7 @@ struct wpa_driver_capa {
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#define WPA_DRIVER_CAPA_KEY_MGMT_FT 0x00000020
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#define WPA_DRIVER_CAPA_KEY_MGMT_FT_PSK 0x00000040
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#define WPA_DRIVER_CAPA_KEY_MGMT_WAPI_PSK 0x00000080
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/** Bitfield of supported key management suites */
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unsigned int key_mgmt;
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#define WPA_DRIVER_CAPA_ENC_WEP40 0x00000001
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@ -990,94 +1068,97 @@ struct wpa_driver_capa {
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#define WPA_DRIVER_CAPA_ENC_BIP_GMAC_256 0x00000400
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#define WPA_DRIVER_CAPA_ENC_BIP_CMAC_256 0x00000800
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#define WPA_DRIVER_CAPA_ENC_GTK_NOT_USED 0x00001000
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/** Bitfield of supported cipher suites */
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unsigned int enc;
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#define WPA_DRIVER_AUTH_OPEN 0x00000001
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#define WPA_DRIVER_AUTH_SHARED 0x00000002
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#define WPA_DRIVER_AUTH_LEAP 0x00000004
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/** Bitfield of supported IEEE 802.11 authentication algorithms */
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unsigned int auth;
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/* Driver generated WPA/RSN IE */
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/** Driver generated WPA/RSN IE */
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#define WPA_DRIVER_FLAGS_DRIVER_IE 0x00000001
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/* Driver needs static WEP key setup after association command */
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/** Driver needs static WEP key setup after association command */
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#define WPA_DRIVER_FLAGS_SET_KEYS_AFTER_ASSOC 0x00000002
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/* Driver takes care of all DFS operations */
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/** Driver takes care of all DFS operations */
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#define WPA_DRIVER_FLAGS_DFS_OFFLOAD 0x00000004
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/* Driver takes care of RSN 4-way handshake internally; PMK is configured with
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/** Driver takes care of RSN 4-way handshake internally; PMK is configured with
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* struct wpa_driver_ops::set_key using alg = WPA_ALG_PMK */
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#define WPA_DRIVER_FLAGS_4WAY_HANDSHAKE 0x00000008
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/** Driver is for a wired Ethernet interface */
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#define WPA_DRIVER_FLAGS_WIRED 0x00000010
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/* Driver provides separate commands for authentication and association (SME in
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/** Driver provides separate commands for authentication and association (SME in
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* wpa_supplicant). */
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#define WPA_DRIVER_FLAGS_SME 0x00000020
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/* Driver supports AP mode */
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/** Driver supports AP mode */
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#define WPA_DRIVER_FLAGS_AP 0x00000040
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/* Driver needs static WEP key setup after association has been completed */
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/** Driver needs static WEP key setup after association has been completed */
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#define WPA_DRIVER_FLAGS_SET_KEYS_AFTER_ASSOC_DONE 0x00000080
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/* Driver supports dynamic HT 20/40 MHz channel changes during BSS lifetime */
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/** Driver supports dynamic HT 20/40 MHz channel changes during BSS lifetime */
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#define WPA_DRIVER_FLAGS_HT_2040_COEX 0x00000100
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/* Driver supports concurrent P2P operations */
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/** Driver supports concurrent P2P operations */
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#define WPA_DRIVER_FLAGS_P2P_CONCURRENT 0x00000200
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/*
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/**
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* Driver uses the initial interface as a dedicated management interface, i.e.,
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* it cannot be used for P2P group operations or non-P2P purposes.
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*/
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#define WPA_DRIVER_FLAGS_P2P_DEDICATED_INTERFACE 0x00000400
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/* This interface is P2P capable (P2P GO or P2P Client) */
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/** This interface is P2P capable (P2P GO or P2P Client) */
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#define WPA_DRIVER_FLAGS_P2P_CAPABLE 0x00000800
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/* Driver supports station and key removal when stopping an AP */
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/** Driver supports station and key removal when stopping an AP */
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#define WPA_DRIVER_FLAGS_AP_TEARDOWN_SUPPORT 0x00001000
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/*
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/**
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* Driver uses the initial interface for P2P management interface and non-P2P
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* purposes (e.g., connect to infra AP), but this interface cannot be used for
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* P2P group operations.
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*/
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#define WPA_DRIVER_FLAGS_P2P_MGMT_AND_NON_P2P 0x00002000
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/*
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/**
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* Driver is known to use sane error codes, i.e., when it indicates that
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* something (e.g., association) fails, there was indeed a failure and the
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* operation does not end up getting completed successfully later.
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*/
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#define WPA_DRIVER_FLAGS_SANE_ERROR_CODES 0x00004000
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/* Driver supports off-channel TX */
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/** Driver supports off-channel TX */
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#define WPA_DRIVER_FLAGS_OFFCHANNEL_TX 0x00008000
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/* Driver indicates TX status events for EAPOL Data frames */
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/** Driver indicates TX status events for EAPOL Data frames */
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#define WPA_DRIVER_FLAGS_EAPOL_TX_STATUS 0x00010000
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/* Driver indicates TX status events for Deauth/Disassoc frames */
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/** Driver indicates TX status events for Deauth/Disassoc frames */
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#define WPA_DRIVER_FLAGS_DEAUTH_TX_STATUS 0x00020000
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/* Driver supports roaming (BSS selection) in firmware */
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/** Driver supports roaming (BSS selection) in firmware */
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#define WPA_DRIVER_FLAGS_BSS_SELECTION 0x00040000
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/* Driver supports operating as a TDLS peer */
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/** Driver supports operating as a TDLS peer */
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#define WPA_DRIVER_FLAGS_TDLS_SUPPORT 0x00080000
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/* Driver requires external TDLS setup/teardown/discovery */
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/** Driver requires external TDLS setup/teardown/discovery */
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#define WPA_DRIVER_FLAGS_TDLS_EXTERNAL_SETUP 0x00100000
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/* Driver indicates support for Probe Response offloading in AP mode */
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/** Driver indicates support for Probe Response offloading in AP mode */
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#define WPA_DRIVER_FLAGS_PROBE_RESP_OFFLOAD 0x00200000
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/* Driver supports U-APSD in AP mode */
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/** Driver supports U-APSD in AP mode */
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#define WPA_DRIVER_FLAGS_AP_UAPSD 0x00400000
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/* Driver supports inactivity timer in AP mode */
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/** Driver supports inactivity timer in AP mode */
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#define WPA_DRIVER_FLAGS_INACTIVITY_TIMER 0x00800000
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/* Driver expects user space implementation of MLME in AP mode */
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/** Driver expects user space implementation of MLME in AP mode */
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#define WPA_DRIVER_FLAGS_AP_MLME 0x01000000
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/* Driver supports SAE with user space SME */
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/** Driver supports SAE with user space SME */
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#define WPA_DRIVER_FLAGS_SAE 0x02000000
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/* Driver makes use of OBSS scan mechanism in wpa_supplicant */
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/** Driver makes use of OBSS scan mechanism in wpa_supplicant */
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#define WPA_DRIVER_FLAGS_OBSS_SCAN 0x04000000
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/* Driver supports IBSS (Ad-hoc) mode */
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/** Driver supports IBSS (Ad-hoc) mode */
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#define WPA_DRIVER_FLAGS_IBSS 0x08000000
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/* Driver supports radar detection */
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/** Driver supports radar detection */
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#define WPA_DRIVER_FLAGS_RADAR 0x10000000
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/* Driver supports a dedicated interface for P2P Device */
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/** Driver supports a dedicated interface for P2P Device */
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#define WPA_DRIVER_FLAGS_DEDICATED_P2P_DEVICE 0x20000000
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/* Driver supports QoS Mapping */
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/** Driver supports QoS Mapping */
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#define WPA_DRIVER_FLAGS_QOS_MAPPING 0x40000000
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/* Driver supports CSA in AP mode */
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/** Driver supports CSA in AP mode */
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#define WPA_DRIVER_FLAGS_AP_CSA 0x80000000
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/* Driver supports mesh */
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/** Driver supports mesh */
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#define WPA_DRIVER_FLAGS_MESH 0x0000000100000000ULL
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/* Driver support ACS offload */
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/** Driver support ACS offload */
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#define WPA_DRIVER_FLAGS_ACS_OFFLOAD 0x0000000200000000ULL
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/* Driver supports key management offload */
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/** Driver supports key management offload */
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#define WPA_DRIVER_FLAGS_KEY_MGMT_OFFLOAD 0x0000000400000000ULL
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u64 flags;
|
||||
|
||||
|
|
@ -1087,9 +1168,16 @@ struct wpa_driver_capa {
|
|||
|
||||
unsigned int wmm_ac_supported:1;
|
||||
|
||||
/** Maximum number of supported active probe SSIDs */
|
||||
int max_scan_ssids;
|
||||
|
||||
/** Maximum number of supported active probe SSIDs for sched_scan */
|
||||
int max_sched_scan_ssids;
|
||||
|
||||
/** Whether sched_scan (offloaded scanning) is supported */
|
||||
int sched_scan_supported;
|
||||
|
||||
/** Maximum number of supported match sets for sched_scan */
|
||||
int max_match_sets;
|
||||
|
||||
/**
|
||||
|
|
@ -1107,13 +1195,13 @@ struct wpa_driver_capa {
|
|||
* probe_resp_offloads - Bitmap of supported protocols by the driver
|
||||
* for Probe Response offloading.
|
||||
*/
|
||||
/* Driver Probe Response offloading support for WPS ver. 1 */
|
||||
/** Driver Probe Response offloading support for WPS ver. 1 */
|
||||
#define WPA_DRIVER_PROBE_RESP_OFFLOAD_WPS 0x00000001
|
||||
/* Driver Probe Response offloading support for WPS ver. 2 */
|
||||
/** Driver Probe Response offloading support for WPS ver. 2 */
|
||||
#define WPA_DRIVER_PROBE_RESP_OFFLOAD_WPS2 0x00000002
|
||||
/* Driver Probe Response offloading support for P2P */
|
||||
/** Driver Probe Response offloading support for P2P */
|
||||
#define WPA_DRIVER_PROBE_RESP_OFFLOAD_P2P 0x00000004
|
||||
/* Driver Probe Response offloading support for IEEE 802.11u (Interworking) */
|
||||
/** Driver Probe Response offloading support for IEEE 802.11u (Interworking) */
|
||||
#define WPA_DRIVER_PROBE_RESP_OFFLOAD_INTERWORKING 0x00000008
|
||||
unsigned int probe_resp_offloads;
|
||||
|
||||
|
|
@ -1135,11 +1223,11 @@ struct wpa_driver_capa {
|
|||
|
||||
struct wowlan_triggers wowlan_triggers;
|
||||
|
||||
/* Driver adds the DS Params Set IE in Probe Request frames */
|
||||
/** Driver adds the DS Params Set IE in Probe Request frames */
|
||||
#define WPA_DRIVER_FLAGS_DS_PARAM_SET_IE_IN_PROBES 0x00000001
|
||||
/* Driver adds the WFA TPC IE in Probe Request frames */
|
||||
/** Driver adds the WFA TPC IE in Probe Request frames */
|
||||
#define WPA_DRIVER_FLAGS_WFA_TPC_IE_IN_PROBES 0x00000002
|
||||
/* Driver handles quiet period requests */
|
||||
/** Driver handles quiet period requests */
|
||||
#define WPA_DRIVER_FLAGS_QUIET 0x00000004
|
||||
/**
|
||||
* Driver is capable of inserting the current TX power value into the body of
|
||||
|
|
@ -4330,7 +4418,7 @@ union wpa_event_data {
|
|||
* survey_results - Survey result data for EVENT_SURVEY
|
||||
* @freq_filter: Requested frequency survey filter, 0 if request
|
||||
* was for all survey data
|
||||
* @survey_list: Linked list of survey data
|
||||
* @survey_list: Linked list of survey data (struct freq_survey)
|
||||
*/
|
||||
struct survey_results {
|
||||
unsigned int freq_filter;
|
||||
|
|
|
|||
Loading…
Reference in a new issue