1281681Srpaulo/* 2281681Srpaulo * Driver interaction with Linux nl80211/cfg80211 - definitions 3281681Srpaulo * Copyright (c) 2002-2014, Jouni Malinen <j@w1.fi> 4281681Srpaulo * Copyright (c) 2003-2004, Instant802 Networks, Inc. 5281681Srpaulo * Copyright (c) 2005-2006, Devicescape Software, Inc. 6281681Srpaulo * Copyright (c) 2007, Johannes Berg <johannes@sipsolutions.net> 7281681Srpaulo * Copyright (c) 2009-2010, Atheros Communications 8281681Srpaulo * 9281681Srpaulo * This software may be distributed under the terms of the BSD license. 10281681Srpaulo * See README for more details. 11281681Srpaulo */ 12281681Srpaulo 13281681Srpaulo#ifndef DRIVER_NL80211_H 14281681Srpaulo#define DRIVER_NL80211_H 15281681Srpaulo 16281681Srpaulo#include "nl80211_copy.h" 17281681Srpaulo#include "utils/list.h" 18281681Srpaulo#include "driver.h" 19281681Srpaulo 20281681Srpaulo#ifdef CONFIG_LIBNL20 21281681Srpaulo/* libnl 2.0 compatibility code */ 22281681Srpaulo#define nl_handle nl_sock 23281681Srpaulo#define nl80211_handle_alloc nl_socket_alloc_cb 24281681Srpaulo#define nl80211_handle_destroy nl_socket_free 25281681Srpaulo#endif /* CONFIG_LIBNL20 */ 26281681Srpaulo 27281681Srpaulostruct nl80211_global { 28281681Srpaulo struct dl_list interfaces; 29281681Srpaulo int if_add_ifindex; 30281681Srpaulo u64 if_add_wdevid; 31281681Srpaulo int if_add_wdevid_set; 32281681Srpaulo struct netlink_data *netlink; 33281681Srpaulo struct nl_cb *nl_cb; 34281681Srpaulo struct nl_handle *nl; 35281681Srpaulo int nl80211_id; 36281681Srpaulo int ioctl_sock; /* socket for ioctl() use */ 37281681Srpaulo 38281681Srpaulo struct nl_handle *nl_event; 39281681Srpaulo}; 40281681Srpaulo 41281681Srpaulostruct nl80211_wiphy_data { 42281681Srpaulo struct dl_list list; 43281681Srpaulo struct dl_list bsss; 44281681Srpaulo struct dl_list drvs; 45281681Srpaulo 46281681Srpaulo struct nl_handle *nl_beacons; 47281681Srpaulo struct nl_cb *nl_cb; 48281681Srpaulo 49281681Srpaulo int wiphy_idx; 50281681Srpaulo}; 51281681Srpaulo 52281681Srpaulostruct i802_bss { 53281681Srpaulo struct wpa_driver_nl80211_data *drv; 54281681Srpaulo struct i802_bss *next; 55281681Srpaulo int ifindex; 56281681Srpaulo int br_ifindex; 57281681Srpaulo u64 wdev_id; 58281681Srpaulo char ifname[IFNAMSIZ + 1]; 59281681Srpaulo char brname[IFNAMSIZ]; 60281681Srpaulo unsigned int beacon_set:1; 61281681Srpaulo unsigned int added_if_into_bridge:1; 62281681Srpaulo unsigned int added_bridge:1; 63281681Srpaulo unsigned int in_deinit:1; 64281681Srpaulo unsigned int wdev_id_set:1; 65281681Srpaulo unsigned int added_if:1; 66281681Srpaulo unsigned int static_ap:1; 67281681Srpaulo 68281681Srpaulo u8 addr[ETH_ALEN]; 69281681Srpaulo 70281681Srpaulo int freq; 71281681Srpaulo int bandwidth; 72281681Srpaulo int if_dynamic; 73281681Srpaulo 74281681Srpaulo void *ctx; 75281681Srpaulo struct nl_handle *nl_preq, *nl_mgmt; 76281681Srpaulo struct nl_cb *nl_cb; 77281681Srpaulo 78281681Srpaulo struct nl80211_wiphy_data *wiphy_data; 79281681Srpaulo struct dl_list wiphy_list; 80281681Srpaulo}; 81281681Srpaulo 82281681Srpaulostruct wpa_driver_nl80211_data { 83281681Srpaulo struct nl80211_global *global; 84281681Srpaulo struct dl_list list; 85281681Srpaulo struct dl_list wiphy_list; 86281681Srpaulo char phyname[32]; 87281681Srpaulo u8 perm_addr[ETH_ALEN]; 88281681Srpaulo void *ctx; 89281681Srpaulo int ifindex; 90281681Srpaulo int if_removed; 91281681Srpaulo int if_disabled; 92281681Srpaulo int ignore_if_down_event; 93281681Srpaulo struct rfkill_data *rfkill; 94281681Srpaulo struct wpa_driver_capa capa; 95281681Srpaulo u8 *extended_capa, *extended_capa_mask; 96281681Srpaulo unsigned int extended_capa_len; 97281681Srpaulo int has_capability; 98281681Srpaulo 99281681Srpaulo int operstate; 100281681Srpaulo 101281681Srpaulo int scan_complete_events; 102281681Srpaulo enum scan_states { 103281681Srpaulo NO_SCAN, SCAN_REQUESTED, SCAN_STARTED, SCAN_COMPLETED, 104281681Srpaulo SCAN_ABORTED, SCHED_SCAN_STARTED, SCHED_SCAN_STOPPED, 105281681Srpaulo SCHED_SCAN_RESULTS 106281681Srpaulo } scan_state; 107281681Srpaulo 108281681Srpaulo u8 auth_bssid[ETH_ALEN]; 109281681Srpaulo u8 auth_attempt_bssid[ETH_ALEN]; 110281681Srpaulo u8 bssid[ETH_ALEN]; 111281681Srpaulo u8 prev_bssid[ETH_ALEN]; 112281681Srpaulo int associated; 113289549Srpaulo u8 ssid[SSID_MAX_LEN]; 114281681Srpaulo size_t ssid_len; 115281681Srpaulo enum nl80211_iftype nlmode; 116281681Srpaulo enum nl80211_iftype ap_scan_as_station; 117281681Srpaulo unsigned int assoc_freq; 118281681Srpaulo 119281681Srpaulo int monitor_sock; 120281681Srpaulo int monitor_ifidx; 121281681Srpaulo int monitor_refcount; 122281681Srpaulo 123281681Srpaulo unsigned int disabled_11b_rates:1; 124281681Srpaulo unsigned int pending_remain_on_chan:1; 125281681Srpaulo unsigned int in_interface_list:1; 126281681Srpaulo unsigned int device_ap_sme:1; 127281681Srpaulo unsigned int poll_command_supported:1; 128281681Srpaulo unsigned int data_tx_status:1; 129281681Srpaulo unsigned int scan_for_auth:1; 130281681Srpaulo unsigned int retry_auth:1; 131281681Srpaulo unsigned int use_monitor:1; 132281681Srpaulo unsigned int ignore_next_local_disconnect:1; 133281681Srpaulo unsigned int ignore_next_local_deauth:1; 134281681Srpaulo unsigned int hostapd:1; 135281681Srpaulo unsigned int start_mode_ap:1; 136281681Srpaulo unsigned int start_iface_up:1; 137281681Srpaulo unsigned int test_use_roc_tx:1; 138281681Srpaulo unsigned int ignore_deauth_event:1; 139281681Srpaulo unsigned int vendor_cmd_test_avail:1; 140281681Srpaulo unsigned int roaming_vendor_cmd_avail:1; 141281681Srpaulo unsigned int dfs_vendor_cmd_avail:1; 142281681Srpaulo unsigned int have_low_prio_scan:1; 143281681Srpaulo unsigned int force_connect_cmd:1; 144281681Srpaulo unsigned int addr_changed:1; 145281681Srpaulo unsigned int get_features_vendor_cmd_avail:1; 146281681Srpaulo unsigned int set_rekey_offload:1; 147281681Srpaulo unsigned int p2p_go_ctwindow_supported:1; 148289549Srpaulo unsigned int setband_vendor_cmd_avail:1; 149289549Srpaulo unsigned int get_pref_freq_list:1; 150289549Srpaulo unsigned int set_prob_oper_freq:1; 151281681Srpaulo 152281681Srpaulo u64 remain_on_chan_cookie; 153281681Srpaulo u64 send_action_cookie; 154281681Srpaulo 155281681Srpaulo unsigned int last_mgmt_freq; 156281681Srpaulo 157281681Srpaulo struct wpa_driver_scan_filter *filter_ssids; 158281681Srpaulo size_t num_filter_ssids; 159281681Srpaulo 160281681Srpaulo struct i802_bss *first_bss; 161281681Srpaulo 162281681Srpaulo int eapol_tx_sock; 163281681Srpaulo 164281681Srpaulo int eapol_sock; /* socket for EAPOL frames */ 165281681Srpaulo 166281681Srpaulo struct nl_handle *rtnl_sk; /* nl_sock for NETLINK_ROUTE */ 167281681Srpaulo 168281681Srpaulo int default_if_indices[16]; 169281681Srpaulo int *if_indices; 170281681Srpaulo int num_if_indices; 171281681Srpaulo 172281681Srpaulo /* From failed authentication command */ 173281681Srpaulo int auth_freq; 174281681Srpaulo u8 auth_bssid_[ETH_ALEN]; 175289549Srpaulo u8 auth_ssid[SSID_MAX_LEN]; 176281681Srpaulo size_t auth_ssid_len; 177281681Srpaulo int auth_alg; 178281681Srpaulo u8 *auth_ie; 179281681Srpaulo size_t auth_ie_len; 180281681Srpaulo u8 auth_wep_key[4][16]; 181281681Srpaulo size_t auth_wep_key_len[4]; 182281681Srpaulo int auth_wep_tx_keyidx; 183281681Srpaulo int auth_local_state_change; 184281681Srpaulo int auth_p2p; 185281681Srpaulo}; 186281681Srpaulo 187281681Srpaulostruct nl_msg; 188281681Srpaulo 189281681Srpaulovoid * nl80211_cmd(struct wpa_driver_nl80211_data *drv, 190281681Srpaulo struct nl_msg *msg, int flags, uint8_t cmd); 191281681Srpaulostruct nl_msg * nl80211_cmd_msg(struct i802_bss *bss, int flags, uint8_t cmd); 192281681Srpaulostruct nl_msg * nl80211_drv_msg(struct wpa_driver_nl80211_data *drv, int flags, 193281681Srpaulo uint8_t cmd); 194281681Srpaulostruct nl_msg * nl80211_bss_msg(struct i802_bss *bss, int flags, uint8_t cmd); 195281681Srpauloint send_and_recv_msgs(struct wpa_driver_nl80211_data *drv, struct nl_msg *msg, 196281681Srpaulo int (*valid_handler)(struct nl_msg *, void *), 197281681Srpaulo void *valid_data); 198281681Srpauloint nl80211_create_iface(struct wpa_driver_nl80211_data *drv, 199281681Srpaulo const char *ifname, enum nl80211_iftype iftype, 200281681Srpaulo const u8 *addr, int wds, 201281681Srpaulo int (*handler)(struct nl_msg *, void *), 202281681Srpaulo void *arg, int use_existing); 203281681Srpaulovoid nl80211_remove_iface(struct wpa_driver_nl80211_data *drv, int ifidx); 204281681Srpaulounsigned int nl80211_get_assoc_freq(struct wpa_driver_nl80211_data *drv); 205281681Srpauloenum chan_width convert2width(int width); 206281681Srpaulovoid nl80211_mark_disconnected(struct wpa_driver_nl80211_data *drv); 207281681Srpaulostruct i802_bss * get_bss_ifindex(struct wpa_driver_nl80211_data *drv, 208281681Srpaulo int ifindex); 209281681Srpauloint is_ap_interface(enum nl80211_iftype nlmode); 210281681Srpauloint is_sta_interface(enum nl80211_iftype nlmode); 211281681Srpauloint wpa_driver_nl80211_authenticate_retry(struct wpa_driver_nl80211_data *drv); 212281681Srpauloint nl80211_get_link_signal(struct wpa_driver_nl80211_data *drv, 213281681Srpaulo struct wpa_signal_info *sig); 214281681Srpauloint nl80211_get_link_noise(struct wpa_driver_nl80211_data *drv, 215281681Srpaulo struct wpa_signal_info *sig_change); 216281681Srpauloint nl80211_get_wiphy_index(struct i802_bss *bss); 217281681Srpauloint wpa_driver_nl80211_set_mode(struct i802_bss *bss, 218281681Srpaulo enum nl80211_iftype nlmode); 219281681Srpauloint wpa_driver_nl80211_mlme(struct wpa_driver_nl80211_data *drv, 220281681Srpaulo const u8 *addr, int cmd, u16 reason_code, 221281681Srpaulo int local_state_change); 222281681Srpaulo 223281681Srpauloint nl80211_create_monitor_interface(struct wpa_driver_nl80211_data *drv); 224281681Srpaulovoid nl80211_remove_monitor_interface(struct wpa_driver_nl80211_data *drv); 225281681Srpauloint nl80211_send_monitor(struct wpa_driver_nl80211_data *drv, 226281681Srpaulo const void *data, size_t len, 227281681Srpaulo int encrypt, int noack); 228281681Srpaulo 229281681Srpauloint wpa_driver_nl80211_capa(struct wpa_driver_nl80211_data *drv); 230281681Srpaulostruct hostapd_hw_modes * 231281681Srpaulonl80211_get_hw_feature_data(void *priv, u16 *num_modes, u16 *flags); 232281681Srpaulo 233281681Srpauloint process_global_event(struct nl_msg *msg, void *arg); 234281681Srpauloint process_bss_event(struct nl_msg *msg, void *arg); 235281681Srpaulo 236281681Srpaulo#ifdef ANDROID 237281681Srpauloint android_nl_socket_set_nonblocking(struct nl_handle *handle); 238281681Srpauloint android_pno_start(struct i802_bss *bss, 239281681Srpaulo struct wpa_driver_scan_params *params); 240281681Srpauloint android_pno_stop(struct i802_bss *bss); 241281681Srpauloextern int wpa_driver_nl80211_driver_cmd(void *priv, char *cmd, char *buf, 242281681Srpaulo size_t buf_len); 243281681Srpaulo 244281681Srpaulo#ifdef ANDROID_P2P 245281681Srpauloint wpa_driver_set_p2p_noa(void *priv, u8 count, int start, int duration); 246281681Srpauloint wpa_driver_get_p2p_noa(void *priv, u8 *buf, size_t len); 247281681Srpauloint wpa_driver_set_p2p_ps(void *priv, int legacy_ps, int opp_ps, int ctwindow); 248281681Srpauloint wpa_driver_set_ap_wps_p2p_ie(void *priv, const struct wpabuf *beacon, 249281681Srpaulo const struct wpabuf *proberesp, 250281681Srpaulo const struct wpabuf *assocresp); 251281681Srpaulo#endif /* ANDROID_P2P */ 252281681Srpaulo#endif /* ANDROID */ 253281681Srpaulo 254281681Srpaulo 255281681Srpaulo/* driver_nl80211_scan.c */ 256281681Srpaulo 257281681Srpaulostruct nl80211_bss_info_arg { 258281681Srpaulo struct wpa_driver_nl80211_data *drv; 259281681Srpaulo struct wpa_scan_results *res; 260281681Srpaulo unsigned int assoc_freq; 261281681Srpaulo unsigned int ibss_freq; 262281681Srpaulo u8 assoc_bssid[ETH_ALEN]; 263281681Srpaulo}; 264281681Srpaulo 265281681Srpauloint bss_info_handler(struct nl_msg *msg, void *arg); 266281681Srpaulovoid wpa_driver_nl80211_scan_timeout(void *eloop_ctx, void *timeout_ctx); 267281681Srpauloint wpa_driver_nl80211_scan(struct i802_bss *bss, 268281681Srpaulo struct wpa_driver_scan_params *params); 269281681Srpauloint wpa_driver_nl80211_sched_scan(void *priv, 270281681Srpaulo struct wpa_driver_scan_params *params, 271281681Srpaulo u32 interval); 272281681Srpauloint wpa_driver_nl80211_stop_sched_scan(void *priv); 273281681Srpaulostruct wpa_scan_results * wpa_driver_nl80211_get_scan_results(void *priv); 274281681Srpaulovoid nl80211_dump_scan(struct wpa_driver_nl80211_data *drv); 275289549Srpauloconst u8 * nl80211_get_ie(const u8 *ies, size_t ies_len, u8 ie); 276281681Srpaulo 277281681Srpaulo#endif /* DRIVER_NL80211_H */ 278