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-rw-r--r--include/net/cfg80211.h570
1 files changed, 445 insertions, 125 deletions
diff --git a/include/net/cfg80211.h b/include/net/cfg80211.h
index d1892d66701a..3d874c620219 100644
--- a/include/net/cfg80211.h
+++ b/include/net/cfg80211.h
@@ -80,7 +80,6 @@ enum ieee80211_channel_flags {
80 * with cfg80211. 80 * with cfg80211.
81 * 81 *
82 * @center_freq: center frequency in MHz 82 * @center_freq: center frequency in MHz
83 * @max_bandwidth: maximum allowed bandwidth for this channel, in MHz
84 * @hw_value: hardware-specific value for the channel 83 * @hw_value: hardware-specific value for the channel
85 * @flags: channel flags from &enum ieee80211_channel_flags. 84 * @flags: channel flags from &enum ieee80211_channel_flags.
86 * @orig_flags: channel flags at registration time, used by regulatory 85 * @orig_flags: channel flags at registration time, used by regulatory
@@ -97,7 +96,6 @@ enum ieee80211_channel_flags {
97struct ieee80211_channel { 96struct ieee80211_channel {
98 enum ieee80211_band band; 97 enum ieee80211_band band;
99 u16 center_freq; 98 u16 center_freq;
100 u8 max_bandwidth;
101 u16 hw_value; 99 u16 hw_value;
102 u32 flags; 100 u32 flags;
103 int max_antenna_gain; 101 int max_antenna_gain;
@@ -372,6 +370,10 @@ struct rate_info {
372 * @txrate: current unicast bitrate to this station 370 * @txrate: current unicast bitrate to this station
373 * @rx_packets: packets received from this station 371 * @rx_packets: packets received from this station
374 * @tx_packets: packets transmitted to this station 372 * @tx_packets: packets transmitted to this station
373 * @generation: generation number for nl80211 dumps.
374 * This number should increase every time the list of stations
375 * changes, i.e. when a station is added or removed, so that
376 * userspace can tell whether it got a consistent snapshot.
375 */ 377 */
376struct station_info { 378struct station_info {
377 u32 filled; 379 u32 filled;
@@ -385,6 +387,8 @@ struct station_info {
385 struct rate_info txrate; 387 struct rate_info txrate;
386 u32 rx_packets; 388 u32 rx_packets;
387 u32 tx_packets; 389 u32 tx_packets;
390
391 int generation;
388}; 392};
389 393
390/** 394/**
@@ -444,6 +448,10 @@ enum mpath_info_flags {
444 * @flags: mesh path flags 448 * @flags: mesh path flags
445 * @discovery_timeout: total mesh path discovery timeout, in msecs 449 * @discovery_timeout: total mesh path discovery timeout, in msecs
446 * @discovery_retries: mesh path discovery retries 450 * @discovery_retries: mesh path discovery retries
451 * @generation: generation number for nl80211 dumps.
452 * This number should increase every time the list of mesh paths
453 * changes, i.e. when a station is added or removed, so that
454 * userspace can tell whether it got a consistent snapshot.
447 */ 455 */
448struct mpath_info { 456struct mpath_info {
449 u32 filled; 457 u32 filled;
@@ -454,6 +462,8 @@ struct mpath_info {
454 u32 discovery_timeout; 462 u32 discovery_timeout;
455 u8 discovery_retries; 463 u8 discovery_retries;
456 u8 flags; 464 u8 flags;
465
466 int generation;
457}; 467};
458 468
459/** 469/**
@@ -538,23 +548,26 @@ struct cfg80211_ssid {
538 * @ssids: SSIDs to scan for (active scan only) 548 * @ssids: SSIDs to scan for (active scan only)
539 * @n_ssids: number of SSIDs 549 * @n_ssids: number of SSIDs
540 * @channels: channels to scan on. 550 * @channels: channels to scan on.
541 * @n_channels: number of channels for each band 551 * @n_channels: total number of channels to scan
542 * @ie: optional information element(s) to add into Probe Request or %NULL 552 * @ie: optional information element(s) to add into Probe Request or %NULL
543 * @ie_len: length of ie in octets 553 * @ie_len: length of ie in octets
544 * @wiphy: the wiphy this was for 554 * @wiphy: the wiphy this was for
545 * @ifidx: the interface index 555 * @dev: the interface
546 */ 556 */
547struct cfg80211_scan_request { 557struct cfg80211_scan_request {
548 struct cfg80211_ssid *ssids; 558 struct cfg80211_ssid *ssids;
549 int n_ssids; 559 int n_ssids;
550 struct ieee80211_channel **channels;
551 u32 n_channels; 560 u32 n_channels;
552 const u8 *ie; 561 const u8 *ie;
553 size_t ie_len; 562 size_t ie_len;
554 563
555 /* internal */ 564 /* internal */
556 struct wiphy *wiphy; 565 struct wiphy *wiphy;
557 int ifidx; 566 struct net_device *dev;
567 bool aborted;
568
569 /* keep last */
570 struct ieee80211_channel *channels[0];
558}; 571};
559 572
560/** 573/**
@@ -584,7 +597,6 @@ enum cfg80211_signal_type {
584 * is no guarantee that these are well-formed!) 597 * is no guarantee that these are well-formed!)
585 * @len_information_elements: total length of the information elements 598 * @len_information_elements: total length of the information elements
586 * @signal: signal strength value (type depends on the wiphy's signal_type) 599 * @signal: signal strength value (type depends on the wiphy's signal_type)
587 * @hold: BSS should not expire
588 * @free_priv: function pointer to free private data 600 * @free_priv: function pointer to free private data
589 * @priv: private area for driver use, has at least wiphy->bss_priv_size bytes 601 * @priv: private area for driver use, has at least wiphy->bss_priv_size bytes
590 */ 602 */
@@ -605,37 +617,59 @@ struct cfg80211_bss {
605}; 617};
606 618
607/** 619/**
620 * ieee80211_bss_get_ie - find IE with given ID
621 * @bss: the bss to search
622 * @ie: the IE ID
623 * Returns %NULL if not found.
624 */
625const u8 *ieee80211_bss_get_ie(struct cfg80211_bss *bss, u8 ie);
626
627
628/**
629 * struct cfg80211_crypto_settings - Crypto settings
630 * @wpa_versions: indicates which, if any, WPA versions are enabled
631 * (from enum nl80211_wpa_versions)
632 * @cipher_group: group key cipher suite (or 0 if unset)
633 * @n_ciphers_pairwise: number of AP supported unicast ciphers
634 * @ciphers_pairwise: unicast key cipher suites
635 * @n_akm_suites: number of AKM suites
636 * @akm_suites: AKM suites
637 * @control_port: Whether user space controls IEEE 802.1X port, i.e.,
638 * sets/clears %NL80211_STA_FLAG_AUTHORIZED. If true, the driver is
639 * required to assume that the port is unauthorized until authorized by
640 * user space. Otherwise, port is marked authorized by default.
641 */
642struct cfg80211_crypto_settings {
643 u32 wpa_versions;
644 u32 cipher_group;
645 int n_ciphers_pairwise;
646 u32 ciphers_pairwise[NL80211_MAX_NR_CIPHER_SUITES];
647 int n_akm_suites;
648 u32 akm_suites[NL80211_MAX_NR_AKM_SUITES];
649 bool control_port;
650};
651
652/**
608 * struct cfg80211_auth_request - Authentication request data 653 * struct cfg80211_auth_request - Authentication request data
609 * 654 *
610 * This structure provides information needed to complete IEEE 802.11 655 * This structure provides information needed to complete IEEE 802.11
611 * authentication. 656 * authentication.
612 * NOTE: This structure will likely change when more code from mac80211 is 657 *
613 * moved into cfg80211 so that non-mac80211 drivers can benefit from it, too. 658 * @bss: The BSS to authenticate with.
614 * Before using this in a driver that does not use mac80211, it would be better
615 * to check the status of that work and better yet, volunteer to work on it.
616 *
617 * @chan: The channel to use or %NULL if not specified (auto-select based on
618 * scan results)
619 * @peer_addr: The address of the peer STA (AP BSSID in infrastructure case);
620 * this field is required to be present; if the driver wants to help with
621 * BSS selection, it should use (yet to be added) MLME event to allow user
622 * space SME to be notified of roaming candidate, so that the SME can then
623 * use the authentication request with the recommended BSSID and whatever
624 * other data may be needed for authentication/association
625 * @ssid: SSID or %NULL if not yet available
626 * @ssid_len: Length of ssid in octets
627 * @auth_type: Authentication type (algorithm) 659 * @auth_type: Authentication type (algorithm)
628 * @ie: Extra IEs to add to Authentication frame or %NULL 660 * @ie: Extra IEs to add to Authentication frame or %NULL
629 * @ie_len: Length of ie buffer in octets 661 * @ie_len: Length of ie buffer in octets
662 * @key_len: length of WEP key for shared key authentication
663 * @key_idx: index of WEP key for shared key authentication
664 * @key: WEP key for shared key authentication
630 */ 665 */
631struct cfg80211_auth_request { 666struct cfg80211_auth_request {
632 struct ieee80211_channel *chan; 667 struct cfg80211_bss *bss;
633 u8 *peer_addr;
634 const u8 *ssid;
635 size_t ssid_len;
636 enum nl80211_auth_type auth_type;
637 const u8 *ie; 668 const u8 *ie;
638 size_t ie_len; 669 size_t ie_len;
670 enum nl80211_auth_type auth_type;
671 const u8 *key;
672 u8 key_len, key_idx;
639}; 673};
640 674
641/** 675/**
@@ -643,35 +677,19 @@ struct cfg80211_auth_request {
643 * 677 *
644 * This structure provides information needed to complete IEEE 802.11 678 * This structure provides information needed to complete IEEE 802.11
645 * (re)association. 679 * (re)association.
646 * NOTE: This structure will likely change when more code from mac80211 is 680 * @bss: The BSS to associate with.
647 * moved into cfg80211 so that non-mac80211 drivers can benefit from it, too.
648 * Before using this in a driver that does not use mac80211, it would be better
649 * to check the status of that work and better yet, volunteer to work on it.
650 *
651 * @chan: The channel to use or %NULL if not specified (auto-select based on
652 * scan results)
653 * @peer_addr: The address of the peer STA (AP BSSID); this field is required
654 * to be present and the STA must be in State 2 (authenticated) with the
655 * peer STA
656 * @ssid: SSID
657 * @ssid_len: Length of ssid in octets
658 * @ie: Extra IEs to add to (Re)Association Request frame or %NULL 681 * @ie: Extra IEs to add to (Re)Association Request frame or %NULL
659 * @ie_len: Length of ie buffer in octets 682 * @ie_len: Length of ie buffer in octets
660 * @use_mfp: Use management frame protection (IEEE 802.11w) in this association 683 * @use_mfp: Use management frame protection (IEEE 802.11w) in this association
661 * @control_port: Whether user space controls IEEE 802.1X port, i.e., 684 * @crypto: crypto settings
662 * sets/clears %NL80211_STA_FLAG_AUTHORIZED. If true, the driver is 685 * @prev_bssid: previous BSSID, if not %NULL use reassociate frame
663 * required to assume that the port is unauthorized until authorized by
664 * user space. Otherwise, port is marked authorized by default.
665 */ 686 */
666struct cfg80211_assoc_request { 687struct cfg80211_assoc_request {
667 struct ieee80211_channel *chan; 688 struct cfg80211_bss *bss;
668 u8 *peer_addr; 689 const u8 *ie, *prev_bssid;
669 const u8 *ssid;
670 size_t ssid_len;
671 const u8 *ie;
672 size_t ie_len; 690 size_t ie_len;
691 struct cfg80211_crypto_settings crypto;
673 bool use_mfp; 692 bool use_mfp;
674 bool control_port;
675}; 693};
676 694
677/** 695/**
@@ -680,16 +698,16 @@ struct cfg80211_assoc_request {
680 * This structure provides information needed to complete IEEE 802.11 698 * This structure provides information needed to complete IEEE 802.11
681 * deauthentication. 699 * deauthentication.
682 * 700 *
683 * @peer_addr: The address of the peer STA (AP BSSID); this field is required 701 * @bss: the BSS to deauthenticate from
684 * to be present and the STA must be authenticated with the peer STA
685 * @ie: Extra IEs to add to Deauthentication frame or %NULL 702 * @ie: Extra IEs to add to Deauthentication frame or %NULL
686 * @ie_len: Length of ie buffer in octets 703 * @ie_len: Length of ie buffer in octets
704 * @reason_code: The reason code for the deauthentication
687 */ 705 */
688struct cfg80211_deauth_request { 706struct cfg80211_deauth_request {
689 u8 *peer_addr; 707 struct cfg80211_bss *bss;
690 u16 reason_code;
691 const u8 *ie; 708 const u8 *ie;
692 size_t ie_len; 709 size_t ie_len;
710 u16 reason_code;
693}; 711};
694 712
695/** 713/**
@@ -698,16 +716,16 @@ struct cfg80211_deauth_request {
698 * This structure provides information needed to complete IEEE 802.11 716 * This structure provides information needed to complete IEEE 802.11
699 * disassocation. 717 * disassocation.
700 * 718 *
701 * @peer_addr: The address of the peer STA (AP BSSID); this field is required 719 * @bss: the BSS to disassociate from
702 * to be present and the STA must be associated with the peer STA
703 * @ie: Extra IEs to add to Disassociation frame or %NULL 720 * @ie: Extra IEs to add to Disassociation frame or %NULL
704 * @ie_len: Length of ie buffer in octets 721 * @ie_len: Length of ie buffer in octets
722 * @reason_code: The reason code for the disassociation
705 */ 723 */
706struct cfg80211_disassoc_request { 724struct cfg80211_disassoc_request {
707 u8 *peer_addr; 725 struct cfg80211_bss *bss;
708 u16 reason_code;
709 const u8 *ie; 726 const u8 *ie;
710 size_t ie_len; 727 size_t ie_len;
728 u16 reason_code;
711}; 729};
712 730
713/** 731/**
@@ -726,6 +744,8 @@ struct cfg80211_disassoc_request {
726 * @ie: information element(s) to include in the beacon 744 * @ie: information element(s) to include in the beacon
727 * @ie_len: length of that 745 * @ie_len: length of that
728 * @beacon_interval: beacon interval to use 746 * @beacon_interval: beacon interval to use
747 * @privacy: this is a protected network, keys will be configured
748 * after joining
729 */ 749 */
730struct cfg80211_ibss_params { 750struct cfg80211_ibss_params {
731 u8 *ssid; 751 u8 *ssid;
@@ -735,6 +755,42 @@ struct cfg80211_ibss_params {
735 u8 ssid_len, ie_len; 755 u8 ssid_len, ie_len;
736 u16 beacon_interval; 756 u16 beacon_interval;
737 bool channel_fixed; 757 bool channel_fixed;
758 bool privacy;
759};
760
761/**
762 * struct cfg80211_connect_params - Connection parameters
763 *
764 * This structure provides information needed to complete IEEE 802.11
765 * authentication and association.
766 *
767 * @channel: The channel to use or %NULL if not specified (auto-select based
768 * on scan results)
769 * @bssid: The AP BSSID or %NULL if not specified (auto-select based on scan
770 * results)
771 * @ssid: SSID
772 * @ssid_len: Length of ssid in octets
773 * @auth_type: Authentication type (algorithm)
774 * @assoc_ie: IEs for association request
775 * @assoc_ie_len: Length of assoc_ie in octets
776 * @privacy: indicates whether privacy-enabled APs should be used
777 * @crypto: crypto settings
778 * @key_len: length of WEP key for shared key authentication
779 * @key_idx: index of WEP key for shared key authentication
780 * @key: WEP key for shared key authentication
781 */
782struct cfg80211_connect_params {
783 struct ieee80211_channel *channel;
784 u8 *bssid;
785 u8 *ssid;
786 size_t ssid_len;
787 enum nl80211_auth_type auth_type;
788 u8 *ie;
789 size_t ie_len;
790 bool privacy;
791 struct cfg80211_crypto_settings crypto;
792 const u8 *key;
793 u8 key_len, key_idx;
738}; 794};
739 795
740/** 796/**
@@ -764,6 +820,26 @@ enum tx_power_setting {
764 TX_POWER_FIXED, 820 TX_POWER_FIXED,
765}; 821};
766 822
823/*
824 * cfg80211_bitrate_mask - masks for bitrate control
825 */
826struct cfg80211_bitrate_mask {
827/*
828 * As discussed in Berlin, this struct really
829 * should look like this:
830
831 struct {
832 u32 legacy;
833 u8 mcs[IEEE80211_HT_MCS_MASK_LEN];
834 } control[IEEE80211_NUM_BANDS];
835
836 * Since we can always fix in-kernel users, let's keep
837 * it simpler for now:
838 */
839 u32 fixed; /* fixed bitrate, 0 == not fixed */
840 u32 maxrate; /* in kbps, 0 == no limit */
841};
842
767/** 843/**
768 * struct cfg80211_ops - backend description for wireless configuration 844 * struct cfg80211_ops - backend description for wireless configuration
769 * 845 *
@@ -781,7 +857,8 @@ enum tx_power_setting {
781 * @resume: wiphy device needs to be resumed 857 * @resume: wiphy device needs to be resumed
782 * 858 *
783 * @add_virtual_intf: create a new virtual interface with the given name, 859 * @add_virtual_intf: create a new virtual interface with the given name,
784 * must set the struct wireless_dev's iftype. 860 * must set the struct wireless_dev's iftype. Beware: You must create
861 * the new netdev in the wiphy's network namespace!
785 * 862 *
786 * @del_virtual_intf: remove the virtual interface determined by ifindex. 863 * @del_virtual_intf: remove the virtual interface determined by ifindex.
787 * 864 *
@@ -841,6 +918,12 @@ enum tx_power_setting {
841 * @deauth: Request to deauthenticate from the specified peer 918 * @deauth: Request to deauthenticate from the specified peer
842 * @disassoc: Request to disassociate from the specified peer 919 * @disassoc: Request to disassociate from the specified peer
843 * 920 *
921 * @connect: Connect to the ESS with the specified parameters. When connected,
922 * call cfg80211_connect_result() with status code %WLAN_STATUS_SUCCESS.
923 * If the connection fails for some reason, call cfg80211_connect_result()
924 * with the status from the AP.
925 * @disconnect: Disconnect from the BSS/ESS.
926 *
844 * @join_ibss: Join the specified IBSS (or create if necessary). Once done, call 927 * @join_ibss: Join the specified IBSS (or create if necessary). Once done, call
845 * cfg80211_ibss_joined(), also call that function when changing BSSID due 928 * cfg80211_ibss_joined(), also call that function when changing BSSID due
846 * to a merge. 929 * to a merge.
@@ -857,6 +940,8 @@ enum tx_power_setting {
857 * 940 *
858 * @rfkill_poll: polls the hw rfkill line, use cfg80211 reporting 941 * @rfkill_poll: polls the hw rfkill line, use cfg80211 reporting
859 * functions to adjust rfkill hw state 942 * functions to adjust rfkill hw state
943 *
944 * @testmode_cmd: run a test mode command
860 */ 945 */
861struct cfg80211_ops { 946struct cfg80211_ops {
862 int (*suspend)(struct wiphy *wiphy); 947 int (*suspend)(struct wiphy *wiphy);
@@ -865,8 +950,9 @@ struct cfg80211_ops {
865 int (*add_virtual_intf)(struct wiphy *wiphy, char *name, 950 int (*add_virtual_intf)(struct wiphy *wiphy, char *name,
866 enum nl80211_iftype type, u32 *flags, 951 enum nl80211_iftype type, u32 *flags,
867 struct vif_params *params); 952 struct vif_params *params);
868 int (*del_virtual_intf)(struct wiphy *wiphy, int ifindex); 953 int (*del_virtual_intf)(struct wiphy *wiphy, struct net_device *dev);
869 int (*change_virtual_intf)(struct wiphy *wiphy, int ifindex, 954 int (*change_virtual_intf)(struct wiphy *wiphy,
955 struct net_device *dev,
870 enum nl80211_iftype type, u32 *flags, 956 enum nl80211_iftype type, u32 *flags,
871 struct vif_params *params); 957 struct vif_params *params);
872 958
@@ -939,9 +1025,16 @@ struct cfg80211_ops {
939 int (*assoc)(struct wiphy *wiphy, struct net_device *dev, 1025 int (*assoc)(struct wiphy *wiphy, struct net_device *dev,
940 struct cfg80211_assoc_request *req); 1026 struct cfg80211_assoc_request *req);
941 int (*deauth)(struct wiphy *wiphy, struct net_device *dev, 1027 int (*deauth)(struct wiphy *wiphy, struct net_device *dev,
942 struct cfg80211_deauth_request *req); 1028 struct cfg80211_deauth_request *req,
1029 void *cookie);
943 int (*disassoc)(struct wiphy *wiphy, struct net_device *dev, 1030 int (*disassoc)(struct wiphy *wiphy, struct net_device *dev,
944 struct cfg80211_disassoc_request *req); 1031 struct cfg80211_disassoc_request *req,
1032 void *cookie);
1033
1034 int (*connect)(struct wiphy *wiphy, struct net_device *dev,
1035 struct cfg80211_connect_params *sme);
1036 int (*disconnect)(struct wiphy *wiphy, struct net_device *dev,
1037 u16 reason_code);
945 1038
946 int (*join_ibss)(struct wiphy *wiphy, struct net_device *dev, 1039 int (*join_ibss)(struct wiphy *wiphy, struct net_device *dev,
947 struct cfg80211_ibss_params *params); 1040 struct cfg80211_ibss_params *params);
@@ -953,7 +1046,23 @@ struct cfg80211_ops {
953 enum tx_power_setting type, int dbm); 1046 enum tx_power_setting type, int dbm);
954 int (*get_tx_power)(struct wiphy *wiphy, int *dbm); 1047 int (*get_tx_power)(struct wiphy *wiphy, int *dbm);
955 1048
1049 int (*set_wds_peer)(struct wiphy *wiphy, struct net_device *dev,
1050 u8 *addr);
1051
956 void (*rfkill_poll)(struct wiphy *wiphy); 1052 void (*rfkill_poll)(struct wiphy *wiphy);
1053
1054#ifdef CONFIG_NL80211_TESTMODE
1055 int (*testmode_cmd)(struct wiphy *wiphy, void *data, int len);
1056#endif
1057
1058 int (*set_bitrate_mask)(struct wiphy *wiphy,
1059 struct net_device *dev,
1060 const u8 *peer,
1061 const struct cfg80211_bitrate_mask *mask);
1062
1063 /* some temporary stuff to finish wext */
1064 int (*set_power_mgmt)(struct wiphy *wiphy, struct net_device *dev,
1065 bool enabled, int timeout);
957}; 1066};
958 1067
959/* 1068/*
@@ -996,6 +1105,12 @@ struct cfg80211_ops {
996 * @frag_threshold: Fragmentation threshold (dot11FragmentationThreshold); 1105 * @frag_threshold: Fragmentation threshold (dot11FragmentationThreshold);
997 * -1 = fragmentation disabled, only odd values >= 256 used 1106 * -1 = fragmentation disabled, only odd values >= 256 used
998 * @rts_threshold: RTS threshold (dot11RTSThreshold); -1 = RTS/CTS disabled 1107 * @rts_threshold: RTS threshold (dot11RTSThreshold); -1 = RTS/CTS disabled
1108 * @net: the network namespace this wiphy currently lives in
1109 * @netnsok: if set to false, do not allow changing the netns of this
1110 * wiphy at all
1111 * @ps_default: default for powersave, will be set depending on the
1112 * kernel's default on wiphy_new(), but can be changed by the
1113 * driver if it has a good reason to override the default
999 */ 1114 */
1000struct wiphy { 1115struct wiphy {
1001 /* assign these fields before you register the wiphy */ 1116 /* assign these fields before you register the wiphy */
@@ -1010,6 +1125,9 @@ struct wiphy {
1010 bool strict_regulatory; 1125 bool strict_regulatory;
1011 bool disable_beacon_hints; 1126 bool disable_beacon_hints;
1012 1127
1128 bool netnsok;
1129 bool ps_default;
1130
1013 enum cfg80211_signal_type signal_type; 1131 enum cfg80211_signal_type signal_type;
1014 1132
1015 int bss_priv_size; 1133 int bss_priv_size;
@@ -1048,9 +1166,35 @@ struct wiphy {
1048 /* dir in debugfs: ieee80211/<wiphyname> */ 1166 /* dir in debugfs: ieee80211/<wiphyname> */
1049 struct dentry *debugfsdir; 1167 struct dentry *debugfsdir;
1050 1168
1169#ifdef CONFIG_NET_NS
1170 /* the network namespace this phy lives in currently */
1171 struct net *_net;
1172#endif
1173
1051 char priv[0] __attribute__((__aligned__(NETDEV_ALIGN))); 1174 char priv[0] __attribute__((__aligned__(NETDEV_ALIGN)));
1052}; 1175};
1053 1176
1177#ifdef CONFIG_NET_NS
1178static inline struct net *wiphy_net(struct wiphy *wiphy)
1179{
1180 return wiphy->_net;
1181}
1182
1183static inline void wiphy_net_set(struct wiphy *wiphy, struct net *net)
1184{
1185 wiphy->_net = net;
1186}
1187#else
1188static inline struct net *wiphy_net(struct wiphy *wiphy)
1189{
1190 return &init_net;
1191}
1192
1193static inline void wiphy_net_set(struct wiphy *wiphy, struct net *net)
1194{
1195}
1196#endif
1197
1054/** 1198/**
1055 * wiphy_priv - return priv from wiphy 1199 * wiphy_priv - return priv from wiphy
1056 * 1200 *
@@ -1063,6 +1207,17 @@ static inline void *wiphy_priv(struct wiphy *wiphy)
1063} 1207}
1064 1208
1065/** 1209/**
1210 * priv_to_wiphy - return the wiphy containing the priv
1211 *
1212 * @priv: a pointer previously returned by wiphy_priv
1213 */
1214static inline struct wiphy *priv_to_wiphy(void *priv)
1215{
1216 BUG_ON(!priv);
1217 return container_of(priv, struct wiphy, priv);
1218}
1219
1220/**
1066 * set_wiphy_dev - set device pointer for wiphy 1221 * set_wiphy_dev - set device pointer for wiphy
1067 * 1222 *
1068 * @wiphy: The wiphy whose device to bind 1223 * @wiphy: The wiphy whose device to bind
@@ -1134,6 +1289,13 @@ extern void wiphy_unregister(struct wiphy *wiphy);
1134 */ 1289 */
1135extern void wiphy_free(struct wiphy *wiphy); 1290extern void wiphy_free(struct wiphy *wiphy);
1136 1291
1292/* internal structs */
1293struct cfg80211_conn;
1294struct cfg80211_internal_bss;
1295struct cfg80211_cached_keys;
1296
1297#define MAX_AUTH_BSSES 4
1298
1137/** 1299/**
1138 * struct wireless_dev - wireless per-netdev state 1300 * struct wireless_dev - wireless per-netdev state
1139 * 1301 *
@@ -1157,22 +1319,45 @@ struct wireless_dev {
1157 struct wiphy *wiphy; 1319 struct wiphy *wiphy;
1158 enum nl80211_iftype iftype; 1320 enum nl80211_iftype iftype;
1159 1321
1160 /* private to the generic wireless code */ 1322 /* the remainder of this struct should be private to cfg80211 */
1161 struct list_head list; 1323 struct list_head list;
1162 struct net_device *netdev; 1324 struct net_device *netdev;
1163 1325
1164 /* currently used for IBSS - might be rearranged in the future */ 1326 struct mutex mtx;
1165 struct cfg80211_bss *current_bss; 1327
1166 u8 bssid[ETH_ALEN]; 1328 struct work_struct cleanup_work;
1329
1330 /* currently used for IBSS and SME - might be rearranged later */
1167 u8 ssid[IEEE80211_MAX_SSID_LEN]; 1331 u8 ssid[IEEE80211_MAX_SSID_LEN];
1168 u8 ssid_len; 1332 u8 ssid_len;
1333 enum {
1334 CFG80211_SME_IDLE,
1335 CFG80211_SME_CONNECTING,
1336 CFG80211_SME_CONNECTED,
1337 } sme_state;
1338 struct cfg80211_conn *conn;
1339 struct cfg80211_cached_keys *connect_keys;
1340
1341 struct list_head event_list;
1342 spinlock_t event_lock;
1343
1344 struct cfg80211_internal_bss *authtry_bsses[MAX_AUTH_BSSES];
1345 struct cfg80211_internal_bss *auth_bsses[MAX_AUTH_BSSES];
1346 struct cfg80211_internal_bss *current_bss; /* associated / joined */
1169 1347
1170#ifdef CONFIG_WIRELESS_EXT 1348#ifdef CONFIG_WIRELESS_EXT
1171 /* wext data */ 1349 /* wext data */
1172 struct { 1350 struct {
1173 struct cfg80211_ibss_params ibss; 1351 struct cfg80211_ibss_params ibss;
1174 u8 bssid[ETH_ALEN]; 1352 struct cfg80211_connect_params connect;
1353 struct cfg80211_cached_keys *keys;
1354 u8 *ie;
1355 size_t ie_len;
1356 u8 bssid[ETH_ALEN], prev_bssid[ETH_ALEN];
1357 u8 ssid[IEEE80211_MAX_SSID_LEN];
1175 s8 default_key, default_mgmt_key; 1358 s8 default_key, default_mgmt_key;
1359 bool ps, prev_bssid_valid;
1360 int ps_timeout;
1176 } wext; 1361 } wext;
1177#endif 1362#endif
1178}; 1363};
@@ -1352,20 +1537,6 @@ unsigned int cfg80211_classify8021d(struct sk_buff *skb);
1352extern int regulatory_hint(struct wiphy *wiphy, const char *alpha2); 1537extern int regulatory_hint(struct wiphy *wiphy, const char *alpha2);
1353 1538
1354/** 1539/**
1355 * regulatory_hint_11d - hints a country IE as a regulatory domain
1356 * @wiphy: the wireless device giving the hint (used only for reporting
1357 * conflicts)
1358 * @country_ie: pointer to the country IE
1359 * @country_ie_len: length of the country IE
1360 *
1361 * We will intersect the rd with the what CRDA tells us should apply
1362 * for the alpha2 this country IE belongs to, this prevents APs from
1363 * sending us incorrect or outdated information against a country.
1364 */
1365extern void regulatory_hint_11d(struct wiphy *wiphy,
1366 u8 *country_ie,
1367 u8 country_ie_len);
1368/**
1369 * wiphy_apply_custom_regulatory - apply a custom driver regulatory domain 1540 * wiphy_apply_custom_regulatory - apply a custom driver regulatory domain
1370 * @wiphy: the wireless device we want to process the regulatory domain on 1541 * @wiphy: the wireless device we want to process the regulatory domain on
1371 * @regd: the custom regulatory domain to use for this wiphy 1542 * @regd: the custom regulatory domain to use for this wiphy
@@ -1433,27 +1604,34 @@ int cfg80211_wext_siwmlme(struct net_device *dev,
1433int cfg80211_wext_giwrange(struct net_device *dev, 1604int cfg80211_wext_giwrange(struct net_device *dev,
1434 struct iw_request_info *info, 1605 struct iw_request_info *info,
1435 struct iw_point *data, char *extra); 1606 struct iw_point *data, char *extra);
1436int cfg80211_ibss_wext_siwfreq(struct net_device *dev, 1607int cfg80211_wext_siwgenie(struct net_device *dev,
1437 struct iw_request_info *info, 1608 struct iw_request_info *info,
1438 struct iw_freq *freq, char *extra); 1609 struct iw_point *data, char *extra);
1439int cfg80211_ibss_wext_giwfreq(struct net_device *dev, 1610int cfg80211_wext_siwauth(struct net_device *dev,
1440 struct iw_request_info *info, 1611 struct iw_request_info *info,
1441 struct iw_freq *freq, char *extra); 1612 struct iw_param *data, char *extra);
1442int cfg80211_ibss_wext_siwessid(struct net_device *dev, 1613int cfg80211_wext_giwauth(struct net_device *dev,
1443 struct iw_request_info *info, 1614 struct iw_request_info *info,
1444 struct iw_point *data, char *ssid); 1615 struct iw_param *data, char *extra);
1445int cfg80211_ibss_wext_giwessid(struct net_device *dev,
1446 struct iw_request_info *info,
1447 struct iw_point *data, char *ssid);
1448int cfg80211_ibss_wext_siwap(struct net_device *dev,
1449 struct iw_request_info *info,
1450 struct sockaddr *ap_addr, char *extra);
1451int cfg80211_ibss_wext_giwap(struct net_device *dev,
1452 struct iw_request_info *info,
1453 struct sockaddr *ap_addr, char *extra);
1454 1616
1455struct ieee80211_channel *cfg80211_wext_freq(struct wiphy *wiphy, 1617int cfg80211_wext_siwfreq(struct net_device *dev,
1456 struct iw_freq *freq); 1618 struct iw_request_info *info,
1619 struct iw_freq *freq, char *extra);
1620int cfg80211_wext_giwfreq(struct net_device *dev,
1621 struct iw_request_info *info,
1622 struct iw_freq *freq, char *extra);
1623int cfg80211_wext_siwessid(struct net_device *dev,
1624 struct iw_request_info *info,
1625 struct iw_point *data, char *ssid);
1626int cfg80211_wext_giwessid(struct net_device *dev,
1627 struct iw_request_info *info,
1628 struct iw_point *data, char *ssid);
1629int cfg80211_wext_siwrate(struct net_device *dev,
1630 struct iw_request_info *info,
1631 struct iw_param *rate, char *extra);
1632int cfg80211_wext_giwrate(struct net_device *dev,
1633 struct iw_request_info *info,
1634 struct iw_param *rate, char *extra);
1457 1635
1458int cfg80211_wext_siwrts(struct net_device *dev, 1636int cfg80211_wext_siwrts(struct net_device *dev,
1459 struct iw_request_info *info, 1637 struct iw_request_info *info,
@@ -1488,6 +1666,21 @@ int cfg80211_wext_siwtxpower(struct net_device *dev,
1488int cfg80211_wext_giwtxpower(struct net_device *dev, 1666int cfg80211_wext_giwtxpower(struct net_device *dev,
1489 struct iw_request_info *info, 1667 struct iw_request_info *info,
1490 union iwreq_data *data, char *keybuf); 1668 union iwreq_data *data, char *keybuf);
1669struct iw_statistics *cfg80211_wireless_stats(struct net_device *dev);
1670
1671int cfg80211_wext_siwpower(struct net_device *dev,
1672 struct iw_request_info *info,
1673 struct iw_param *wrq, char *extra);
1674int cfg80211_wext_giwpower(struct net_device *dev,
1675 struct iw_request_info *info,
1676 struct iw_param *wrq, char *extra);
1677
1678int cfg80211_wext_siwap(struct net_device *dev,
1679 struct iw_request_info *info,
1680 struct sockaddr *ap_addr, char *extra);
1681int cfg80211_wext_giwap(struct net_device *dev,
1682 struct iw_request_info *info,
1683 struct sockaddr *ap_addr, char *extra);
1491 1684
1492/* 1685/*
1493 * callbacks for asynchronous cfg80211 methods, notification 1686 * callbacks for asynchronous cfg80211 methods, notification
@@ -1569,7 +1762,7 @@ void cfg80211_unlink_bss(struct wiphy *wiphy, struct cfg80211_bss *bss);
1569 * This function is called whenever an authentication has been processed in 1762 * This function is called whenever an authentication has been processed in
1570 * station mode. The driver is required to call either this function or 1763 * station mode. The driver is required to call either this function or
1571 * cfg80211_send_auth_timeout() to indicate the result of cfg80211_ops::auth() 1764 * cfg80211_send_auth_timeout() to indicate the result of cfg80211_ops::auth()
1572 * call. 1765 * call. This function may sleep.
1573 */ 1766 */
1574void cfg80211_send_rx_auth(struct net_device *dev, const u8 *buf, size_t len); 1767void cfg80211_send_rx_auth(struct net_device *dev, const u8 *buf, size_t len);
1575 1768
@@ -1577,6 +1770,8 @@ void cfg80211_send_rx_auth(struct net_device *dev, const u8 *buf, size_t len);
1577 * cfg80211_send_auth_timeout - notification of timed out authentication 1770 * cfg80211_send_auth_timeout - notification of timed out authentication
1578 * @dev: network device 1771 * @dev: network device
1579 * @addr: The MAC address of the device with which the authentication timed out 1772 * @addr: The MAC address of the device with which the authentication timed out
1773 *
1774 * This function may sleep.
1580 */ 1775 */
1581void cfg80211_send_auth_timeout(struct net_device *dev, const u8 *addr); 1776void cfg80211_send_auth_timeout(struct net_device *dev, const u8 *addr);
1582 1777
@@ -1589,7 +1784,7 @@ void cfg80211_send_auth_timeout(struct net_device *dev, const u8 *addr);
1589 * This function is called whenever a (re)association response has been 1784 * This function is called whenever a (re)association response has been
1590 * processed in station mode. The driver is required to call either this 1785 * processed in station mode. The driver is required to call either this
1591 * function or cfg80211_send_assoc_timeout() to indicate the result of 1786 * function or cfg80211_send_assoc_timeout() to indicate the result of
1592 * cfg80211_ops::assoc() call. 1787 * cfg80211_ops::assoc() call. This function may sleep.
1593 */ 1788 */
1594void cfg80211_send_rx_assoc(struct net_device *dev, const u8 *buf, size_t len); 1789void cfg80211_send_rx_assoc(struct net_device *dev, const u8 *buf, size_t len);
1595 1790
@@ -1597,6 +1792,8 @@ void cfg80211_send_rx_assoc(struct net_device *dev, const u8 *buf, size_t len);
1597 * cfg80211_send_assoc_timeout - notification of timed out association 1792 * cfg80211_send_assoc_timeout - notification of timed out association
1598 * @dev: network device 1793 * @dev: network device
1599 * @addr: The MAC address of the device with which the association timed out 1794 * @addr: The MAC address of the device with which the association timed out
1795 *
1796 * This function may sleep.
1600 */ 1797 */
1601void cfg80211_send_assoc_timeout(struct net_device *dev, const u8 *addr); 1798void cfg80211_send_assoc_timeout(struct net_device *dev, const u8 *addr);
1602 1799
@@ -1605,41 +1802,30 @@ void cfg80211_send_assoc_timeout(struct net_device *dev, const u8 *addr);
1605 * @dev: network device 1802 * @dev: network device
1606 * @buf: deauthentication frame (header + body) 1803 * @buf: deauthentication frame (header + body)
1607 * @len: length of the frame data 1804 * @len: length of the frame data
1805 * @cookie: cookie from ->deauth if called within that callback,
1806 * %NULL otherwise
1608 * 1807 *
1609 * This function is called whenever deauthentication has been processed in 1808 * This function is called whenever deauthentication has been processed in
1610 * station mode. This includes both received deauthentication frames and 1809 * station mode. This includes both received deauthentication frames and
1611 * locally generated ones. 1810 * locally generated ones. This function may sleep.
1612 */ 1811 */
1613void cfg80211_send_deauth(struct net_device *dev, const u8 *buf, size_t len); 1812void cfg80211_send_deauth(struct net_device *dev, const u8 *buf, size_t len,
1813 void *cookie);
1614 1814
1615/** 1815/**
1616 * cfg80211_send_disassoc - notification of processed disassociation 1816 * cfg80211_send_disassoc - notification of processed disassociation
1617 * @dev: network device 1817 * @dev: network device
1618 * @buf: disassociation response frame (header + body) 1818 * @buf: disassociation response frame (header + body)
1619 * @len: length of the frame data 1819 * @len: length of the frame data
1820 * @cookie: cookie from ->disassoc if called within that callback,
1821 * %NULL otherwise
1620 * 1822 *
1621 * This function is called whenever disassociation has been processed in 1823 * This function is called whenever disassociation has been processed in
1622 * station mode. This includes both received disassociation frames and locally 1824 * station mode. This includes both received disassociation frames and locally
1623 * generated ones. 1825 * generated ones. This function may sleep.
1624 */
1625void cfg80211_send_disassoc(struct net_device *dev, const u8 *buf, size_t len);
1626
1627/**
1628 * cfg80211_hold_bss - exclude bss from expiration
1629 * @bss: bss which should not expire
1630 *
1631 * In a case when the BSS is not updated but it shouldn't expire this
1632 * function can be used to mark the BSS to be excluded from expiration.
1633 */
1634void cfg80211_hold_bss(struct cfg80211_bss *bss);
1635
1636/**
1637 * cfg80211_unhold_bss - remove expiration exception from the BSS
1638 * @bss: bss which can expire again
1639 *
1640 * This function marks the BSS to be expirable again.
1641 */ 1826 */
1642void cfg80211_unhold_bss(struct cfg80211_bss *bss); 1827void cfg80211_send_disassoc(struct net_device *dev, const u8 *buf, size_t len,
1828 void *cookie);
1643 1829
1644/** 1830/**
1645 * cfg80211_michael_mic_failure - notification of Michael MIC failure (TKIP) 1831 * cfg80211_michael_mic_failure - notification of Michael MIC failure (TKIP)
@@ -1648,6 +1834,7 @@ void cfg80211_unhold_bss(struct cfg80211_bss *bss);
1648 * @key_type: The key type that the received frame used 1834 * @key_type: The key type that the received frame used
1649 * @key_id: Key identifier (0..3) 1835 * @key_id: Key identifier (0..3)
1650 * @tsc: The TSC value of the frame that generated the MIC failure (6 octets) 1836 * @tsc: The TSC value of the frame that generated the MIC failure (6 octets)
1837 * @gfp: allocation flags
1651 * 1838 *
1652 * This function is called whenever the local MAC detects a MIC failure in a 1839 * This function is called whenever the local MAC detects a MIC failure in a
1653 * received frame. This matches with MLME-MICHAELMICFAILURE.indication() 1840 * received frame. This matches with MLME-MICHAELMICFAILURE.indication()
@@ -1655,7 +1842,7 @@ void cfg80211_unhold_bss(struct cfg80211_bss *bss);
1655 */ 1842 */
1656void cfg80211_michael_mic_failure(struct net_device *dev, const u8 *addr, 1843void cfg80211_michael_mic_failure(struct net_device *dev, const u8 *addr,
1657 enum nl80211_key_type key_type, int key_id, 1844 enum nl80211_key_type key_type, int key_id,
1658 const u8 *tsc); 1845 const u8 *tsc, gfp_t gfp);
1659 1846
1660/** 1847/**
1661 * cfg80211_ibss_joined - notify cfg80211 that device joined an IBSS 1848 * cfg80211_ibss_joined - notify cfg80211 that device joined an IBSS
@@ -1692,4 +1879,137 @@ void wiphy_rfkill_start_polling(struct wiphy *wiphy);
1692 */ 1879 */
1693void wiphy_rfkill_stop_polling(struct wiphy *wiphy); 1880void wiphy_rfkill_stop_polling(struct wiphy *wiphy);
1694 1881
1882#ifdef CONFIG_NL80211_TESTMODE
1883/**
1884 * cfg80211_testmode_alloc_reply_skb - allocate testmode reply
1885 * @wiphy: the wiphy
1886 * @approxlen: an upper bound of the length of the data that will
1887 * be put into the skb
1888 *
1889 * This function allocates and pre-fills an skb for a reply to
1890 * the testmode command. Since it is intended for a reply, calling
1891 * it outside of the @testmode_cmd operation is invalid.
1892 *
1893 * The returned skb (or %NULL if any errors happen) is pre-filled
1894 * with the wiphy index and set up in a way that any data that is
1895 * put into the skb (with skb_put(), nla_put() or similar) will end
1896 * up being within the %NL80211_ATTR_TESTDATA attribute, so all that
1897 * needs to be done with the skb is adding data for the corresponding
1898 * userspace tool which can then read that data out of the testdata
1899 * attribute. You must not modify the skb in any other way.
1900 *
1901 * When done, call cfg80211_testmode_reply() with the skb and return
1902 * its error code as the result of the @testmode_cmd operation.
1903 */
1904struct sk_buff *cfg80211_testmode_alloc_reply_skb(struct wiphy *wiphy,
1905 int approxlen);
1906
1907/**
1908 * cfg80211_testmode_reply - send the reply skb
1909 * @skb: The skb, must have been allocated with
1910 * cfg80211_testmode_alloc_reply_skb()
1911 *
1912 * Returns an error code or 0 on success, since calling this
1913 * function will usually be the last thing before returning
1914 * from the @testmode_cmd you should return the error code.
1915 * Note that this function consumes the skb regardless of the
1916 * return value.
1917 */
1918int cfg80211_testmode_reply(struct sk_buff *skb);
1919
1920/**
1921 * cfg80211_testmode_alloc_event_skb - allocate testmode event
1922 * @wiphy: the wiphy
1923 * @approxlen: an upper bound of the length of the data that will
1924 * be put into the skb
1925 * @gfp: allocation flags
1926 *
1927 * This function allocates and pre-fills an skb for an event on the
1928 * testmode multicast group.
1929 *
1930 * The returned skb (or %NULL if any errors happen) is set up in the
1931 * same way as with cfg80211_testmode_alloc_reply_skb() but prepared
1932 * for an event. As there, you should simply add data to it that will
1933 * then end up in the %NL80211_ATTR_TESTDATA attribute. Again, you must
1934 * not modify the skb in any other way.
1935 *
1936 * When done filling the skb, call cfg80211_testmode_event() with the
1937 * skb to send the event.
1938 */
1939struct sk_buff *cfg80211_testmode_alloc_event_skb(struct wiphy *wiphy,
1940 int approxlen, gfp_t gfp);
1941
1942/**
1943 * cfg80211_testmode_event - send the event
1944 * @skb: The skb, must have been allocated with
1945 * cfg80211_testmode_alloc_event_skb()
1946 * @gfp: allocation flags
1947 *
1948 * This function sends the given @skb, which must have been allocated
1949 * by cfg80211_testmode_alloc_event_skb(), as an event. It always
1950 * consumes it.
1951 */
1952void cfg80211_testmode_event(struct sk_buff *skb, gfp_t gfp);
1953
1954#define CFG80211_TESTMODE_CMD(cmd) .testmode_cmd = (cmd),
1955#else
1956#define CFG80211_TESTMODE_CMD(cmd)
1957#endif
1958
1959/**
1960 * cfg80211_connect_result - notify cfg80211 of connection result
1961 *
1962 * @dev: network device
1963 * @bssid: the BSSID of the AP
1964 * @req_ie: association request IEs (maybe be %NULL)
1965 * @req_ie_len: association request IEs length
1966 * @resp_ie: association response IEs (may be %NULL)
1967 * @resp_ie_len: assoc response IEs length
1968 * @status: status code, 0 for successful connection, use
1969 * %WLAN_STATUS_UNSPECIFIED_FAILURE if your device cannot give you
1970 * the real status code for failures.
1971 * @gfp: allocation flags
1972 *
1973 * It should be called by the underlying driver whenever connect() has
1974 * succeeded.
1975 */
1976void cfg80211_connect_result(struct net_device *dev, const u8 *bssid,
1977 const u8 *req_ie, size_t req_ie_len,
1978 const u8 *resp_ie, size_t resp_ie_len,
1979 u16 status, gfp_t gfp);
1980
1981/**
1982 * cfg80211_roamed - notify cfg80211 of roaming
1983 *
1984 * @dev: network device
1985 * @bssid: the BSSID of the new AP
1986 * @req_ie: association request IEs (maybe be %NULL)
1987 * @req_ie_len: association request IEs length
1988 * @resp_ie: association response IEs (may be %NULL)
1989 * @resp_ie_len: assoc response IEs length
1990 * @gfp: allocation flags
1991 *
1992 * It should be called by the underlying driver whenever it roamed
1993 * from one AP to another while connected.
1994 */
1995void cfg80211_roamed(struct net_device *dev, const u8 *bssid,
1996 const u8 *req_ie, size_t req_ie_len,
1997 const u8 *resp_ie, size_t resp_ie_len, gfp_t gfp);
1998
1999/**
2000 * cfg80211_disconnected - notify cfg80211 that connection was dropped
2001 *
2002 * @dev: network device
2003 * @ie: information elements of the deauth/disassoc frame (may be %NULL)
2004 * @ie_len: length of IEs
2005 * @reason: reason code for the disconnection, set it to 0 if unknown
2006 * @gfp: allocation flags
2007 *
2008 * After it calls this function, the driver should enter an idle state
2009 * and not try to connect to any AP any more.
2010 */
2011void cfg80211_disconnected(struct net_device *dev, u16 reason,
2012 u8 *ie, size_t ie_len, gfp_t gfp);
2013
2014
1695#endif /* __NET_CFG80211_H */ 2015#endif /* __NET_CFG80211_H */