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Diffstat (limited to 'contrib/wpa_supplicant/driver.h')
| -rw-r--r-- | contrib/wpa_supplicant/driver.h | 757 |
1 files changed, 0 insertions, 757 deletions
diff --git a/contrib/wpa_supplicant/driver.h b/contrib/wpa_supplicant/driver.h deleted file mode 100644 index ba5c5e6..0000000 --- a/contrib/wpa_supplicant/driver.h +++ /dev/null @@ -1,757 +0,0 @@ -/* - * WPA Supplicant - driver interface definition - * Copyright (c) 2003-2006, Jouni Malinen <j@w1.fi> - * - * 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 - * published by the Free Software Foundation. - * - * Alternatively, this software may be distributed under the terms of BSD - * license. - * - * See README and COPYING for more details. - */ - -#ifndef DRIVER_H -#define DRIVER_H - -#define WPA_SUPPLICANT_DRIVER_VERSION 2 - -#include "defs.h" - -#define AUTH_ALG_OPEN_SYSTEM 0x01 -#define AUTH_ALG_SHARED_KEY 0x02 -#define AUTH_ALG_LEAP 0x04 - -#define IEEE80211_MODE_INFRA 0 -#define IEEE80211_MODE_IBSS 1 - -#define IEEE80211_CAP_ESS 0x0001 -#define IEEE80211_CAP_IBSS 0x0002 -#define IEEE80211_CAP_PRIVACY 0x0010 - -#define SSID_MAX_WPA_IE_LEN 40 -/** - * struct wpa_scan_result - Scan results - * @bssid: BSSID - * @ssid: SSID - * @ssid_len: length of the ssid - * @wpa_ie: WPA IE - * @wpa_ie_len: length of the wpa_ie - * @rsn_ie: RSN IE - * @rsn_ie_len: length of the RSN IE - * @freq: frequency of the channel in MHz (e.g., 2412 = channel 1) - * @caps: capability information field in host byte order - * @qual: signal quality - * @noise: noise level - * @level: signal level - * @maxrate: maximum supported rate - * - * This structure is used as a generic format for scan results from the - * driver. Each driver interface implementation is responsible for converting - * the driver or OS specific scan results into this format. - */ -struct wpa_scan_result { - u8 bssid[ETH_ALEN]; - u8 ssid[32]; - size_t ssid_len; - u8 wpa_ie[SSID_MAX_WPA_IE_LEN]; - size_t wpa_ie_len; - u8 rsn_ie[SSID_MAX_WPA_IE_LEN]; - size_t rsn_ie_len; - int freq; - u16 caps; - int qual; - int noise; - int level; - int maxrate; -}; - -/** - * struct wpa_driver_associate_params - Association parameters - * Data for struct wpa_driver_ops::associate(). - */ -struct wpa_driver_associate_params { - /** - * bssid - BSSID of the selected AP - * This can be %NULL, if ap_scan=2 mode is used and the driver is - * responsible for selecting with which BSS to associate. */ - const u8 *bssid; - - /** - * ssid - The selected SSID - */ - const u8 *ssid; - size_t ssid_len; - - /** - * freq - Frequency of the channel the selected AP is using - * Frequency that the selected AP is using (in MHz as - * reported in the scan results) - */ - int freq; - - /** - * wpa_ie - WPA information element for (Re)Association Request - * WPA information element to be included in (Re)Association - * Request (including information element id and length). Use - * of this WPA IE is optional. If the driver generates the WPA - * IE, it can use pairwise_suite, group_suite, and - * key_mgmt_suite to select proper algorithms. In this case, - * the driver has to notify wpa_supplicant about the used WPA - * IE by generating an event that the interface code will - * convert into EVENT_ASSOCINFO data (see wpa_supplicant.h). - * When using WPA2/IEEE 802.11i, wpa_ie is used for RSN IE - * instead. The driver can determine which version is used by - * looking at the first byte of the IE (0xdd for WPA, 0x30 for - * WPA2/RSN). - */ - const u8 *wpa_ie; - /** - * wpa_ie_len - length of the wpa_ie - */ - size_t wpa_ie_len; - - /* The selected pairwise/group cipher and key management - * suites. These are usually ignored if @wpa_ie is used. */ - wpa_cipher pairwise_suite; - wpa_cipher group_suite; - wpa_key_mgmt key_mgmt_suite; - - /** - * auth_alg - Allowed authentication algorithms - * Bit field of AUTH_ALG_* - */ - int auth_alg; - - /** - * mode - Operation mode (infra/ibss) IEEE80211_MODE_* - */ - int mode; - - /** - * wep_key - WEP keys for static WEP configuration - */ - const u8 *wep_key[4]; - - /** - * wep_key_len - WEP key length for static WEP configuration - */ - size_t wep_key_len[4]; - - /** - * wep_tx_keyidx - WEP TX key index for static WEP configuration - */ - int wep_tx_keyidx; - - /** - * mgmt_frame_protection - IEEE 802.11w management frame protection - */ - enum { - NO_MGMT_FRAME_PROTECTION, - MGMT_FRAME_PROTECTION_OPTIONAL, - MGMT_FRAME_PROTECTION_REQUIRED - } mgmt_frame_protection; -}; - -/** - * struct wpa_driver_capa - Driver capability information - */ -struct wpa_driver_capa { -#define WPA_DRIVER_CAPA_KEY_MGMT_WPA 0x00000001 -#define WPA_DRIVER_CAPA_KEY_MGMT_WPA2 0x00000002 -#define WPA_DRIVER_CAPA_KEY_MGMT_WPA_PSK 0x00000004 -#define WPA_DRIVER_CAPA_KEY_MGMT_WPA2_PSK 0x00000008 -#define WPA_DRIVER_CAPA_KEY_MGMT_WPA_NONE 0x00000010 - unsigned int key_mgmt; - -#define WPA_DRIVER_CAPA_ENC_WEP40 0x00000001 -#define WPA_DRIVER_CAPA_ENC_WEP104 0x00000002 -#define WPA_DRIVER_CAPA_ENC_TKIP 0x00000004 -#define WPA_DRIVER_CAPA_ENC_CCMP 0x00000008 - unsigned int enc; - -#define WPA_DRIVER_AUTH_OPEN 0x00000001 -#define WPA_DRIVER_AUTH_SHARED 0x00000002 -#define WPA_DRIVER_AUTH_LEAP 0x00000004 - unsigned int auth; - -/* Driver generated WPA/RSN IE */ -#define WPA_DRIVER_FLAGS_DRIVER_IE 0x00000001 -#define WPA_DRIVER_FLAGS_SET_KEYS_AFTER_ASSOC 0x00000002 -#define WPA_DRIVER_FLAGS_USER_SPACE_MLME 0x00000004 - unsigned int flags; -}; - - -#define WPA_CHAN_W_SCAN 0x00000001 -#define WPA_CHAN_W_ACTIVE_SCAN 0x00000002 -#define WPA_CHAN_W_IBSS 0x00000004 - -struct wpa_channel_data { - short chan; /* channel number (IEEE 802.11) */ - short freq; /* frequency in MHz */ - int flag; /* flag for user space use (WPA_CHAN_*) */ -}; - -#define WPA_RATE_ERP 0x00000001 -#define WPA_RATE_BASIC 0x00000002 -#define WPA_RATE_PREAMBLE2 0x00000004 -#define WPA_RATE_SUPPORTED 0x00000010 -#define WPA_RATE_OFDM 0x00000020 -#define WPA_RATE_CCK 0x00000040 -#define WPA_RATE_MANDATORY 0x00000100 - -struct wpa_rate_data { - int rate; /* rate in 100 kbps */ - int flags; /* WPA_RATE_ flags */ -}; - -typedef enum { - WPA_MODE_IEEE80211B, - WPA_MODE_IEEE80211G, - WPA_MODE_IEEE80211A, - NUM_WPA_MODES -} wpa_hw_mode; - -struct wpa_hw_modes { - wpa_hw_mode mode; - int num_channels; - struct wpa_channel_data *channels; - int num_rates; - struct wpa_rate_data *rates; -}; - - -struct ieee80211_rx_status { - int channel; - int ssi; -}; - - -/** - * struct wpa_driver_ops - Driver interface API definition - * - * This structure defines the API that each driver interface needs to implement - * for core wpa_supplicant code. All driver specific functionality is captured - * in this wrapper. - */ -struct wpa_driver_ops { - /** Name of the driver interface */ - const char *name; - /** One line description of the driver interface */ - const char *desc; - - /** - * get_bssid - Get the current BSSID - * @priv: private driver interface data - * @bssid: buffer for BSSID (ETH_ALEN = 6 bytes) - * - * Returns: 0 on success, -1 on failure - * - * Query kernel driver for the current BSSID and copy it to bssid. - * Setting bssid to 00:00:00:00:00:00 is recommended if the STA is not - * associated. - */ - int (*get_bssid)(void *priv, u8 *bssid); - - /** - * get_ssid - Get the current SSID - * @priv: private driver interface data - * @ssid: buffer for SSID (at least 32 bytes) - * - * Returns: Length of the SSID on success, -1 on failure - * - * Query kernel driver for the current SSID and copy it to ssid. - * Returning zero is recommended if the STA is not associated. - * - * Note: SSID is an array of octets, i.e., it is not nul terminated and - * can, at least in theory, contain control characters (including nul) - * and as such, should be processed as binary data, not a printable - * string. - */ - int (*get_ssid)(void *priv, u8 *ssid); - - /** - * set_wpa - Enable/disable WPA support (OBSOLETE) - * @priv: private driver interface data - * @enabled: 1 = enable, 0 = disable - * - * Returns: 0 on success, -1 on failure - * - * Note: This function is included for backwards compatibility. This is - * called only just after init and just before deinit, so these - * functions can be used to implement same functionality and the driver - * interface need not define this function. - * - * Configure the kernel driver to enable/disable WPA support. This may - * be empty function, if WPA support is always enabled. Common - * configuration items are WPA IE (clearing it when WPA support is - * disabled), Privacy flag configuration for capability field (note: - * this the value need to set in associate handler to allow plaintext - * mode to be used) when trying to associate with, roaming mode (can - * allow wpa_supplicant to control roaming if ap_scan=1 is used; - * however, drivers can also implement roaming if desired, especially - * ap_scan=2 mode is used for this). - */ - int (*set_wpa)(void *priv, int enabled); - - /** - * set_key - Configure encryption key - * @priv: private driver interface data - * @alg: encryption algorithm (%WPA_ALG_NONE, %WPA_ALG_WEP, - * %WPA_ALG_TKIP, %WPA_ALG_CCMP, %WPA_ALG_IGTK, %WPA_ALG_DHV); - * %WPA_ALG_NONE clears the key. - * @addr: address of the peer STA or ff:ff:ff:ff:ff:ff for - * broadcast/default keys - * @key_idx: key index (0..3), usually 0 for unicast keys; 0..4095 for - * IGTK - * @set_tx: configure this key as the default Tx key (only used when - * driver does not support separate unicast/individual key - * @seq: sequence number/packet number, seq_len octets, the next - * packet number to be used for in replay protection; configured - * for Rx keys (in most cases, this is only used with broadcast - * keys and set to zero for unicast keys) - * @seq_len: length of the seq, depends on the algorithm: - * TKIP: 6 octets, CCMP: 6 octets, IGTK: 6 octets - * @key: key buffer; TKIP: 16-byte temporal key, 8-byte Tx Mic key, - * 8-byte Rx Mic Key - * @key_len: length of the key buffer in octets (WEP: 5 or 13, - * TKIP: 32, CCMP: 16, IGTK: 16, DHV: 16) - * - * Returns: 0 on success, -1 on failure - * - * Configure the given key for the kernel driver. If the driver - * supports separate individual keys (4 default keys + 1 individual), - * addr can be used to determine whether the key is default or - * individual. If only 4 keys are supported, the default key with key - * index 0 is used as the individual key. STA must be configured to use - * it as the default Tx key (set_tx is set) and accept Rx for all the - * key indexes. In most cases, WPA uses only key indexes 1 and 2 for - * broadcast keys, so key index 0 is available for this kind of - * configuration. - * - * Please note that TKIP keys include separate TX and RX MIC keys and - * some drivers may expect them in different order than wpa_supplicant - * is using. If the TX/RX keys are swapped, all TKIP encrypted packets - * will tricker Michael MIC errors. This can be fixed by changing the - * order of MIC keys by swapping te bytes 16..23 and 24..31 of the key - * in driver_*.c set_key() implementation, see driver_ndis.c for an - * example on how this can be done. - */ - int (*set_key)(void *priv, wpa_alg alg, const u8 *addr, - int key_idx, int set_tx, const u8 *seq, size_t seq_len, - const u8 *key, size_t key_len); - - /** - * init - Initialize driver interface - * @ctx: context to be used when calling wpa_supplicant functions, - * e.g., wpa_supplicant_event() - * @ifname: interface name, e.g., wlan0 - * - * Returns: Pointer to private data, %NULL on failure - * - * Initialize driver interface, including event processing for kernel - * driver events (e.g., associated, scan results, Michael MIC failure). - * This function can allocate a private configuration data area for - * @ctx, file descriptor, interface name, etc. information that may be - * needed in future driver operations. If this is not used, non-NULL - * value will need to be returned because %NULL is used to indicate - * failure. The returned value will be used as 'void *priv' data for - * all other driver_ops functions. - * - * The main event loop (eloop.c) of wpa_supplicant can be used to - * register callback for read sockets (eloop_register_read_sock()). - * - * See wpa_supplicant.h for more information about events and - * wpa_supplicant_event() function. - */ - void * (*init)(void *ctx, const char *ifname); - - /** - * deinit - Deinitialize driver interface - * @priv: private driver interface data from init() - * - * Shut down driver interface and processing of driver events. Free - * private data buffer if one was allocated in init() handler. - */ - void (*deinit)(void *priv); - - /** - * set_param - Set driver configuration parameters - * @priv: private driver interface data from init() - * @param: driver specific configuration parameters - * - * Returns: 0 on success, -1 on failure - * - * Optional handler for notifying driver interface about configuration - * parameters (driver_param). - */ - int (*set_param)(void *priv, const char *param); - - /** - * set_countermeasures - Enable/disable TKIP countermeasures - * @priv: private driver interface data - * @enabled: 1 = countermeasures enabled, 0 = disabled - * - * Returns: 0 on success, -1 on failure - * - * Configure TKIP countermeasures. When these are enabled, the driver - * should drop all received and queued frames that are using TKIP. - */ - int (*set_countermeasures)(void *priv, int enabled); - - /** - * set_drop_unencrypted - Enable/disable unencrypted frame filtering - * @priv: private driver interface data - * @enabled: 1 = unencrypted Tx/Rx frames will be dropped, 0 = disabled - * - * Returns: 0 on success, -1 on failure - * - * Configure the driver to drop all non-EAPOL frames (both receive and - * transmit paths). Unencrypted EAPOL frames (ethertype 0x888e) must - * still be allowed for key negotiation. - */ - int (*set_drop_unencrypted)(void *priv, int enabled); - - /** - * scan - Request the driver to initiate scan - * @priv: private driver interface data - * @ssid: specific SSID to scan for (ProbeReq) or %NULL to scan for - * all SSIDs (either active scan with broadcast SSID or passive - * scan - * @ssid_len: length of the SSID - * - * Returns: 0 on success, -1 on failure - * - * Once the scan results are ready, the driver should report scan - * results event for wpa_supplicant which will eventually request the - * results with wpa_driver_get_scan_results(). - */ - int (*scan)(void *priv, const u8 *ssid, size_t ssid_len); - - /** - * get_scan_results - Fetch the latest scan results - * @priv: private driver interface data - * @results: pointer to buffer for scan results - * @max_size: maximum number of entries (buffer size) - * - * Returns: Number of scan result entries used on success, -1 on - * failure - * - * If scan results include more than max_size BSSes, max_size will be - * returned and the remaining entries will not be included in the - * buffer. - */ - int (*get_scan_results)(void *priv, - struct wpa_scan_result *results, - size_t max_size); - - /** - * deauthenticate - Request driver to deauthenticate - * @priv: private driver interface data - * @addr: peer address (BSSID of the AP) - * @reason_code: 16-bit reason code to be sent in the deauthentication - * frame - * - * Returns: 0 on success, -1 on failure - */ - int (*deauthenticate)(void *priv, const u8 *addr, int reason_code); - - /** - * disassociate - Request driver to disassociate - * @priv: private driver interface data - * @addr: peer address (BSSID of the AP) - * @reason_code: 16-bit reason code to be sent in the disassociation - * frame - * - * Returns: 0 on success, -1 on failure - */ - int (*disassociate)(void *priv, const u8 *addr, int reason_code); - - /** - * associate - Request driver to associate - * @priv: private driver interface data - * @params: association parameters - * - * Returns: 0 on success, -1 on failure - */ - int (*associate)(void *priv, - struct wpa_driver_associate_params *params); - - /** - * set_auth_alg - Set IEEE 802.11 authentication algorithm - * @priv: private driver interface data - * @auth_alg: bit field of AUTH_ALG_* - * - * If the driver supports more than one authentication algorithm at the - * same time, it should configure all supported algorithms. If not, one - * algorithm needs to be selected arbitrarily. Open System - * authentication should be ok for most cases and it is recommended to - * be used if other options are not supported. Static WEP configuration - * may also use Shared Key authentication and LEAP requires its own - * algorithm number. For LEAP, user can make sure that only one - * algorithm is used at a time by configuring LEAP as the only - * supported EAP method. This information is also available in - * associate() params, so set_auth_alg may not be needed in case of - * most drivers. - * - * Returns: 0 on success, -1 on failure - */ - int (*set_auth_alg)(void *priv, int auth_alg); - - /** - * add_pmkid - Add PMKSA cache entry to the driver - * @priv: private driver interface data - * @bssid: BSSID for the PMKSA cache entry - * @pmkid: PMKID for the PMKSA cache entry - * - * Returns: 0 on success, -1 on failure - * - * This function is called when a new PMK is received, as a result of - * either normal authentication or RSN pre-authentication. - * - * If the driver generates RSN IE, i.e., it does not use wpa_ie in - * associate(), add_pmkid() can be used to add new PMKSA cache entries - * in the driver. If the driver uses wpa_ie from wpa_supplicant, this - * driver_ops function does not need to be implemented. Likewise, if - * the driver does not support WPA, this function is not needed. - */ - int (*add_pmkid)(void *priv, const u8 *bssid, const u8 *pmkid); - - /** - * remove_pmkid - Remove PMKSA cache entry to the driver - * @priv: private driver interface data - * @bssid: BSSID for the PMKSA cache entry - * @pmkid: PMKID for the PMKSA cache entry - * - * Returns: 0 on success, -1 on failure - * - * This function is called when the supplicant drops a PMKSA cache - * entry for any reason. - * - * If the driver generates RSN IE, i.e., it does not use wpa_ie in - * associate(), remove_pmkid() can be used to synchronize PMKSA caches - * between the driver and wpa_supplicant. If the driver uses wpa_ie - * from wpa_supplicant, this driver_ops function does not need to be - * implemented. Likewise, if the driver does not support WPA, this - * function is not needed. - */ - int (*remove_pmkid)(void *priv, const u8 *bssid, const u8 *pmkid); - - /** - * flush_pmkid - Flush PMKSA cache - * @priv: private driver interface data - * - * Returns: 0 on success, -1 on failure - * - * This function is called when the supplicant drops all PMKSA cache - * entries for any reason. - * - * If the driver generates RSN IE, i.e., it does not use wpa_ie in - * associate(), remove_pmkid() can be used to synchronize PMKSA caches - * between the driver and wpa_supplicant. If the driver uses wpa_ie - * from wpa_supplicant, this driver_ops function does not need to be - * implemented. Likewise, if the driver does not support WPA, this - * function is not needed. - */ - int (*flush_pmkid)(void *priv); - - /** - * flush_pmkid - Flush PMKSA cache - * @priv: private driver interface data - * - * Returns: 0 on success, -1 on failure - * - * Get driver/firmware/hardware capabilities. - */ - int (*get_capa)(void *priv, struct wpa_driver_capa *capa); - - /** - * poll - Poll driver for association information - * @priv: private driver interface data - * - * This is an option callback that can be used when the driver does not - * provide event mechanism for association events. This is called when - * receiving WPA EAPOL-Key messages that require association - * information. The driver interface is supposed to generate associnfo - * event before returning from this callback function. In addition, the - * driver interface should generate an association event after having - * sent out associnfo. - */ - void (*poll)(void *priv); - - /** - * get_ifname - Get interface name - * @priv: private driver interface data - * - * Returns: Pointer to the interface name. This can differ from the - * interface name used in init() call. - * - * This optional function can be used to allow the driver interface to - * replace the interface name with something else, e.g., based on an - * interface mapping from a more descriptive name. - */ - const char * (*get_ifname)(void *priv); - - /** - * get_mac_addr - Get own MAC address - * @priv: private driver interface data - * - * Returns: Pointer to own MAC address or %NULL on failure - * - * This optional function can be used to get the own MAC address of the - * device from the driver interface code. This is only needed if the - * l2_packet implementation for the OS does not provide easy access to - * a MAC address. */ - const u8 * (*get_mac_addr)(void *priv); - - /** - * send_eapol - Optional function for sending EAPOL packets - * @priv: private driver interface data - * @dest: Destination MAC address - * @proto: Ethertype - * @data: EAPOL packet starting with IEEE 802.1X header - * @data_len: Size of the EAPOL packet - * - * Returns: 0 on success, -1 on failure - * - * This optional function can be used to override l2_packet operations - * with driver specific functionality. If this function pointer is set, - * l2_packet module is not used at all and the driver interface code is - * responsible for receiving and sending all EAPOL packets. The - * received EAPOL packets are sent to core code by calling - * wpa_supplicant_rx_eapol(). The driver interface is required to - * implement get_mac_addr() handler if send_eapol() is used. - */ - int (*send_eapol)(void *priv, const u8 *dest, u16 proto, - const u8 *data, size_t data_len); - - /** - * set_operstate - Sets device operating state to DORMANT or UP - * @priv: private driver interface data - * @state: 0 = dormant, 1 = up - * Returns: 0 on success, -1 on failure - * - * This is an optional function that can be used on operating systems - * that support a concept of controlling network device state from user - * space applications. This function, if set, gets called with - * state = 1 when authentication has been completed and with state = 0 - * when connection is lost. - */ - int (*set_operstate)(void *priv, int state); - - /** - * mlme_setprotection - MLME-SETPROTECTION.request primitive - * @priv: Private driver interface data - * @addr: Address of the station for which to set protection (may be - * %NULL for group keys) - * @protect_type: MLME_SETPROTECTION_PROTECT_TYPE_* - * @key_type: MLME_SETPROTECTION_KEY_TYPE_* - * Returns: 0 on success, -1 on failure - * - * This is an optional function that can be used to set the driver to - * require protection for Tx and/or Rx frames. This uses the layer - * interface defined in IEEE 802.11i-2004 clause 10.3.22.1 - * (MLME-SETPROTECTION.request). Many drivers do not use explicit - * set protection operation; instead, they set protection implicitly - * based on configured keys. - */ - int (*mlme_setprotection)(void *priv, const u8 *addr, int protect_type, - int key_type); - - /** - * get_hw_feature_data - Get hardware support data (channels and rates) - * @priv: Private driver interface data - * @num_modes: Variable for returning the number of returned modes - * flags: Variable for returning hardware feature flags - * Returns: Pointer to allocated hardware data on success or %NULL on - * failure. Caller is responsible for freeing this. - * - * This function is only needed for drivers that export MLME - * (management frame processing) to wpa_supplicant. - */ - struct wpa_hw_modes * (*get_hw_feature_data)(void *priv, - u16 *num_modes, - u16 *flags); - - /** - * set_channel - Set channel - * @priv: Private driver interface data - * @phymode: WPA_MODE_IEEE80211B, .. - * @chan: IEEE 802.11 channel number - * @freq: Frequency of the channel in MHz - * Returns: 0 on success, -1 on failure - * - * This function is only needed for drivers that export MLME - * (management frame processing) to wpa_supplicant. - */ - int (*set_channel)(void *priv, wpa_hw_mode phymode, int chan, - int freq); - - /** - * set_ssid - Set SSID - * @priv: Private driver interface data - * @ssid: SSID - * @ssid_len: SSID length - * Returns: 0 on success, -1 on failure - * - * This function is only needed for drivers that export MLME - * (management frame processing) to wpa_supplicant. - */ - int (*set_ssid)(void *priv, const u8 *ssid, size_t ssid_len); - - /** - * set_bssid - Set BSSID - * @priv: Private driver interface data - * @bssid: BSSID - * Returns: 0 on success, -1 on failure - * - * This function is only needed for drivers that export MLME - * (management frame processing) to wpa_supplicant. - */ - int (*set_bssid)(void *priv, const u8 *bssid); - - /** - * send_mlme - Send management frame from MLME - * @priv: Private driver interface data - * @data: IEEE 802.11 management frame with IEEE 802.11 header - * @data_len: Size of the management frame - * Returns: 0 on success, -1 on failure - * - * This function is only needed for drivers that export MLME - * (management frame processing) to wpa_supplicant. - */ - int (*send_mlme)(void *priv, const u8 *data, size_t data_len); - - /** - * mlme_add_sta - Add a STA entry into the driver/netstack - * @priv: Private driver interface data - * @addr: MAC address of the STA (e.g., BSSID of the AP) - * @supp_rates: Supported rate set (from (Re)AssocResp); in IEEE 802.11 - * format (one octet per rate, 1 = 0.5 Mbps) - * @supp_rates_len: Number of entries in supp_rates - * Returns: 0 on success, -1 on failure - * - * This function is only needed for drivers that export MLME - * (management frame processing) to wpa_supplicant. When the MLME code - * completes association with an AP, this function is called to - * configure the driver/netstack with a STA entry for data frame - * processing (TX rate control, encryption/decryption). - */ - int (*mlme_add_sta)(void *priv, const u8 *addr, const u8 *supp_rates, - size_t supp_rates_len); - - /** - * mlme_remove_sta - Remove a STA entry from the driver/netstack - * @priv: Private driver interface data - * @addr: MAC address of the STA (e.g., BSSID of the AP) - * Returns: 0 on success, -1 on failure - * - * This function is only needed for drivers that export MLME - * (management frame processing) to wpa_supplicant. - */ - int (*mlme_remove_sta)(void *priv, const u8 *addr); -}; - -#endif /* DRIVER_H */ |
