diff options
Diffstat (limited to 'include/net')
26 files changed, 842 insertions, 278 deletions
diff --git a/include/net/ieee802154/af_ieee802154.h b/include/net/af_ieee802154.h index 0d78605fb1a..0d78605fb1a 100644 --- a/include/net/ieee802154/af_ieee802154.h +++ b/include/net/af_ieee802154.h diff --git a/include/net/cfg80211.h b/include/net/cfg80211.h index d1892d66701..64df51d9a89 100644 --- a/include/net/cfg80211.h +++ b/include/net/cfg80211.h @@ -538,11 +538,11 @@ struct cfg80211_ssid { * @ssids: SSIDs to scan for (active scan only) * @n_ssids: number of SSIDs * @channels: channels to scan on. - * @n_channels: number of channels for each band + * @n_channels: total number of channels to scan * @ie: optional information element(s) to add into Probe Request or %NULL * @ie_len: length of ie in octets * @wiphy: the wiphy this was for - * @ifidx: the interface index + * @dev: the interface */ struct cfg80211_scan_request { struct cfg80211_ssid *ssids; @@ -554,7 +554,8 @@ struct cfg80211_scan_request { /* internal */ struct wiphy *wiphy; - int ifidx; + struct net_device *dev; + bool aborted; }; /** @@ -584,7 +585,6 @@ enum cfg80211_signal_type { * is no guarantee that these are well-formed!) * @len_information_elements: total length of the information elements * @signal: signal strength value (type depends on the wiphy's signal_type) - * @hold: BSS should not expire * @free_priv: function pointer to free private data * @priv: private area for driver use, has at least wiphy->bss_priv_size bytes */ @@ -605,37 +605,59 @@ struct cfg80211_bss { }; /** + * ieee80211_bss_get_ie - find IE with given ID + * @bss: the bss to search + * @ie: the IE ID + * Returns %NULL if not found. + */ +const u8 *ieee80211_bss_get_ie(struct cfg80211_bss *bss, u8 ie); + + +/** + * struct cfg80211_crypto_settings - Crypto settings + * @wpa_versions: indicates which, if any, WPA versions are enabled + * (from enum nl80211_wpa_versions) + * @cipher_group: group key cipher suite (or 0 if unset) + * @n_ciphers_pairwise: number of AP supported unicast ciphers + * @ciphers_pairwise: unicast key cipher suites + * @n_akm_suites: number of AKM suites + * @akm_suites: AKM suites + * @control_port: Whether user space controls IEEE 802.1X port, i.e., + * sets/clears %NL80211_STA_FLAG_AUTHORIZED. If true, the driver is + * required to assume that the port is unauthorized until authorized by + * user space. Otherwise, port is marked authorized by default. + */ +struct cfg80211_crypto_settings { + u32 wpa_versions; + u32 cipher_group; + int n_ciphers_pairwise; + u32 ciphers_pairwise[NL80211_MAX_NR_CIPHER_SUITES]; + int n_akm_suites; + u32 akm_suites[NL80211_MAX_NR_AKM_SUITES]; + bool control_port; +}; + +/** * struct cfg80211_auth_request - Authentication request data * * This structure provides information needed to complete IEEE 802.11 * authentication. - * NOTE: This structure will likely change when more code from mac80211 is - * moved into cfg80211 so that non-mac80211 drivers can benefit from it, too. - * Before using this in a driver that does not use mac80211, it would be better - * to check the status of that work and better yet, volunteer to work on it. - * - * @chan: The channel to use or %NULL if not specified (auto-select based on - * scan results) - * @peer_addr: The address of the peer STA (AP BSSID in infrastructure case); - * this field is required to be present; if the driver wants to help with - * BSS selection, it should use (yet to be added) MLME event to allow user - * space SME to be notified of roaming candidate, so that the SME can then - * use the authentication request with the recommended BSSID and whatever - * other data may be needed for authentication/association - * @ssid: SSID or %NULL if not yet available - * @ssid_len: Length of ssid in octets + * + * @bss: The BSS to authenticate with. * @auth_type: Authentication type (algorithm) * @ie: Extra IEs to add to Authentication frame or %NULL * @ie_len: Length of ie buffer in octets + * @key_len: length of WEP key for shared key authentication + * @key_idx: index of WEP key for shared key authentication + * @key: WEP key for shared key authentication */ struct cfg80211_auth_request { - struct ieee80211_channel *chan; - u8 *peer_addr; - const u8 *ssid; - size_t ssid_len; - enum nl80211_auth_type auth_type; + struct cfg80211_bss *bss; const u8 *ie; size_t ie_len; + enum nl80211_auth_type auth_type; + const u8 *key; + u8 key_len, key_idx; }; /** @@ -643,35 +665,19 @@ struct cfg80211_auth_request { * * This structure provides information needed to complete IEEE 802.11 * (re)association. - * NOTE: This structure will likely change when more code from mac80211 is - * moved into cfg80211 so that non-mac80211 drivers can benefit from it, too. - * Before using this in a driver that does not use mac80211, it would be better - * to check the status of that work and better yet, volunteer to work on it. - * - * @chan: The channel to use or %NULL if not specified (auto-select based on - * scan results) - * @peer_addr: The address of the peer STA (AP BSSID); this field is required - * to be present and the STA must be in State 2 (authenticated) with the - * peer STA - * @ssid: SSID - * @ssid_len: Length of ssid in octets + * @bss: The BSS to associate with. * @ie: Extra IEs to add to (Re)Association Request frame or %NULL * @ie_len: Length of ie buffer in octets * @use_mfp: Use management frame protection (IEEE 802.11w) in this association - * @control_port: Whether user space controls IEEE 802.1X port, i.e., - * sets/clears %NL80211_STA_FLAG_AUTHORIZED. If true, the driver is - * required to assume that the port is unauthorized until authorized by - * user space. Otherwise, port is marked authorized by default. + * @crypto: crypto settings + * @prev_bssid: previous BSSID, if not %NULL use reassociate frame */ struct cfg80211_assoc_request { - struct ieee80211_channel *chan; - u8 *peer_addr; - const u8 *ssid; - size_t ssid_len; - const u8 *ie; + struct cfg80211_bss *bss; + const u8 *ie, *prev_bssid; size_t ie_len; + struct cfg80211_crypto_settings crypto; bool use_mfp; - bool control_port; }; /** @@ -680,16 +686,16 @@ struct cfg80211_assoc_request { * This structure provides information needed to complete IEEE 802.11 * deauthentication. * - * @peer_addr: The address of the peer STA (AP BSSID); this field is required - * to be present and the STA must be authenticated with the peer STA + * @bss: the BSS to deauthenticate from * @ie: Extra IEs to add to Deauthentication frame or %NULL * @ie_len: Length of ie buffer in octets + * @reason_code: The reason code for the deauthentication */ struct cfg80211_deauth_request { - u8 *peer_addr; - u16 reason_code; + struct cfg80211_bss *bss; const u8 *ie; size_t ie_len; + u16 reason_code; }; /** @@ -698,16 +704,16 @@ struct cfg80211_deauth_request { * This structure provides information needed to complete IEEE 802.11 * disassocation. * - * @peer_addr: The address of the peer STA (AP BSSID); this field is required - * to be present and the STA must be associated with the peer STA + * @bss: the BSS to disassociate from * @ie: Extra IEs to add to Disassociation frame or %NULL * @ie_len: Length of ie buffer in octets + * @reason_code: The reason code for the disassociation */ struct cfg80211_disassoc_request { - u8 *peer_addr; - u16 reason_code; + struct cfg80211_bss *bss; const u8 *ie; size_t ie_len; + u16 reason_code; }; /** @@ -726,6 +732,8 @@ struct cfg80211_disassoc_request { * @ie: information element(s) to include in the beacon * @ie_len: length of that * @beacon_interval: beacon interval to use + * @privacy: this is a protected network, keys will be configured + * after joining */ struct cfg80211_ibss_params { u8 *ssid; @@ -735,6 +743,42 @@ struct cfg80211_ibss_params { u8 ssid_len, ie_len; u16 beacon_interval; bool channel_fixed; + bool privacy; +}; + +/** + * struct cfg80211_connect_params - Connection parameters + * + * This structure provides information needed to complete IEEE 802.11 + * authentication and association. + * + * @channel: The channel to use or %NULL if not specified (auto-select based + * on scan results) + * @bssid: The AP BSSID or %NULL if not specified (auto-select based on scan + * results) + * @ssid: SSID + * @ssid_len: Length of ssid in octets + * @auth_type: Authentication type (algorithm) + * @assoc_ie: IEs for association request + * @assoc_ie_len: Length of assoc_ie in octets + * @privacy: indicates whether privacy-enabled APs should be used + * @crypto: crypto settings + * @key_len: length of WEP key for shared key authentication + * @key_idx: index of WEP key for shared key authentication + * @key: WEP key for shared key authentication + */ +struct cfg80211_connect_params { + struct ieee80211_channel *channel; + u8 *bssid; + u8 *ssid; + size_t ssid_len; + enum nl80211_auth_type auth_type; + u8 *ie; + size_t ie_len; + bool privacy; + struct cfg80211_crypto_settings crypto; + const u8 *key; + u8 key_len, key_idx; }; /** @@ -764,6 +808,26 @@ enum tx_power_setting { TX_POWER_FIXED, }; +/* + * cfg80211_bitrate_mask - masks for bitrate control + */ +struct cfg80211_bitrate_mask { +/* + * As discussed in Berlin, this struct really + * should look like this: + + struct { + u32 legacy; + u8 mcs[IEEE80211_HT_MCS_MASK_LEN]; + } control[IEEE80211_NUM_BANDS]; + + * Since we can always fix in-kernel users, let's keep + * it simpler for now: + */ + u32 fixed; /* fixed bitrate, 0 == not fixed */ + u32 maxrate; /* in kbps, 0 == no limit */ +}; + /** * struct cfg80211_ops - backend description for wireless configuration * @@ -781,7 +845,8 @@ enum tx_power_setting { * @resume: wiphy device needs to be resumed * * @add_virtual_intf: create a new virtual interface with the given name, - * must set the struct wireless_dev's iftype. + * must set the struct wireless_dev's iftype. Beware: You must create + * the new netdev in the wiphy's network namespace! * * @del_virtual_intf: remove the virtual interface determined by ifindex. * @@ -841,6 +906,12 @@ enum tx_power_setting { * @deauth: Request to deauthenticate from the specified peer * @disassoc: Request to disassociate from the specified peer * + * @connect: Connect to the ESS with the specified parameters. When connected, + * call cfg80211_connect_result() with status code %WLAN_STATUS_SUCCESS. + * If the connection fails for some reason, call cfg80211_connect_result() + * with the status from the AP. + * @disconnect: Disconnect from the BSS/ESS. + * * @join_ibss: Join the specified IBSS (or create if necessary). Once done, call * cfg80211_ibss_joined(), also call that function when changing BSSID due * to a merge. @@ -857,6 +928,8 @@ enum tx_power_setting { * * @rfkill_poll: polls the hw rfkill line, use cfg80211 reporting * functions to adjust rfkill hw state + * + * @testmode_cmd: run a test mode command */ struct cfg80211_ops { int (*suspend)(struct wiphy *wiphy); @@ -865,8 +938,9 @@ struct cfg80211_ops { int (*add_virtual_intf)(struct wiphy *wiphy, char *name, enum nl80211_iftype type, u32 *flags, struct vif_params *params); - int (*del_virtual_intf)(struct wiphy *wiphy, int ifindex); - int (*change_virtual_intf)(struct wiphy *wiphy, int ifindex, + int (*del_virtual_intf)(struct wiphy *wiphy, struct net_device *dev); + int (*change_virtual_intf)(struct wiphy *wiphy, + struct net_device *dev, enum nl80211_iftype type, u32 *flags, struct vif_params *params); @@ -939,9 +1013,16 @@ struct cfg80211_ops { int (*assoc)(struct wiphy *wiphy, struct net_device *dev, struct cfg80211_assoc_request *req); int (*deauth)(struct wiphy *wiphy, struct net_device *dev, - struct cfg80211_deauth_request *req); + struct cfg80211_deauth_request *req, + void *cookie); int (*disassoc)(struct wiphy *wiphy, struct net_device *dev, - struct cfg80211_disassoc_request *req); + struct cfg80211_disassoc_request *req, + void *cookie); + + int (*connect)(struct wiphy *wiphy, struct net_device *dev, + struct cfg80211_connect_params *sme); + int (*disconnect)(struct wiphy *wiphy, struct net_device *dev, + u16 reason_code); int (*join_ibss)(struct wiphy *wiphy, struct net_device *dev, struct cfg80211_ibss_params *params); @@ -953,7 +1034,23 @@ struct cfg80211_ops { enum tx_power_setting type, int dbm); int (*get_tx_power)(struct wiphy *wiphy, int *dbm); + int (*set_wds_peer)(struct wiphy *wiphy, struct net_device *dev, + u8 *addr); + void (*rfkill_poll)(struct wiphy *wiphy); + +#ifdef CONFIG_NL80211_TESTMODE + int (*testmode_cmd)(struct wiphy *wiphy, void *data, int len); +#endif + + int (*set_bitrate_mask)(struct wiphy *wiphy, + struct net_device *dev, + const u8 *peer, + const struct cfg80211_bitrate_mask *mask); + + /* some temporary stuff to finish wext */ + int (*set_power_mgmt)(struct wiphy *wiphy, struct net_device *dev, + bool enabled, int timeout); }; /* @@ -996,6 +1093,9 @@ struct cfg80211_ops { * @frag_threshold: Fragmentation threshold (dot11FragmentationThreshold); * -1 = fragmentation disabled, only odd values >= 256 used * @rts_threshold: RTS threshold (dot11RTSThreshold); -1 = RTS/CTS disabled + * @net: the network namespace this wiphy currently lives in + * @netnsok: if set to false, do not allow changing the netns of this + * wiphy at all */ struct wiphy { /* assign these fields before you register the wiphy */ @@ -1010,6 +1110,8 @@ struct wiphy { bool strict_regulatory; bool disable_beacon_hints; + bool netnsok; + enum cfg80211_signal_type signal_type; int bss_priv_size; @@ -1048,9 +1150,35 @@ struct wiphy { /* dir in debugfs: ieee80211/<wiphyname> */ struct dentry *debugfsdir; +#ifdef CONFIG_NET_NS + /* the network namespace this phy lives in currently */ + struct net *_net; +#endif + char priv[0] __attribute__((__aligned__(NETDEV_ALIGN))); }; +#ifdef CONFIG_NET_NS +static inline struct net *wiphy_net(struct wiphy *wiphy) +{ + return wiphy->_net; +} + +static inline void wiphy_net_set(struct wiphy *wiphy, struct net *net) +{ + wiphy->_net = net; +} +#else +static inline struct net *wiphy_net(struct wiphy *wiphy) +{ + return &init_net; +} + +static inline void wiphy_net_set(struct wiphy *wiphy, struct net *net) +{ +} +#endif + /** * wiphy_priv - return priv from wiphy * @@ -1063,6 +1191,17 @@ static inline void *wiphy_priv(struct wiphy *wiphy) } /** + * priv_to_wiphy - return the wiphy containing the priv + * + * @priv: a pointer previously returned by wiphy_priv + */ +static inline struct wiphy *priv_to_wiphy(void *priv) +{ + BUG_ON(!priv); + return container_of(priv, struct wiphy, priv); +} + +/** * set_wiphy_dev - set device pointer for wiphy * * @wiphy: The wiphy whose device to bind @@ -1134,6 +1273,13 @@ extern void wiphy_unregister(struct wiphy *wiphy); */ extern void wiphy_free(struct wiphy *wiphy); +/* internal structs */ +struct cfg80211_conn; +struct cfg80211_internal_bss; +struct cfg80211_cached_keys; + +#define MAX_AUTH_BSSES 4 + /** * struct wireless_dev - wireless per-netdev state * @@ -1157,22 +1303,43 @@ struct wireless_dev { struct wiphy *wiphy; enum nl80211_iftype iftype; - /* private to the generic wireless code */ + /* the remainder of this struct should be private to cfg80211 */ struct list_head list; struct net_device *netdev; - /* currently used for IBSS - might be rearranged in the future */ - struct cfg80211_bss *current_bss; - u8 bssid[ETH_ALEN]; + struct mutex mtx; + + /* currently used for IBSS and SME - might be rearranged later */ u8 ssid[IEEE80211_MAX_SSID_LEN]; u8 ssid_len; + enum { + CFG80211_SME_IDLE, + CFG80211_SME_CONNECTING, + CFG80211_SME_CONNECTED, + } sme_state; + struct cfg80211_conn *conn; + struct cfg80211_cached_keys *connect_keys; + + struct list_head event_list; + spinlock_t event_lock; + + struct cfg80211_internal_bss *authtry_bsses[MAX_AUTH_BSSES]; + struct cfg80211_internal_bss *auth_bsses[MAX_AUTH_BSSES]; + struct cfg80211_internal_bss *current_bss; /* associated / joined */ #ifdef CONFIG_WIRELESS_EXT /* wext data */ struct { struct cfg80211_ibss_params ibss; + struct cfg80211_connect_params connect; + struct cfg80211_cached_keys *keys; + u8 *ie; + size_t ie_len; u8 bssid[ETH_ALEN]; + u8 ssid[IEEE80211_MAX_SSID_LEN]; s8 default_key, default_mgmt_key; + bool ps; + int ps_timeout; } wext; #endif }; @@ -1352,20 +1519,6 @@ unsigned int cfg80211_classify8021d(struct sk_buff *skb); extern int regulatory_hint(struct wiphy *wiphy, const char *alpha2); /** - * regulatory_hint_11d - hints a country IE as a regulatory domain - * @wiphy: the wireless device giving the hint (used only for reporting - * conflicts) - * @country_ie: pointer to the country IE - * @country_ie_len: length of the country IE - * - * We will intersect the rd with the what CRDA tells us should apply - * for the alpha2 this country IE belongs to, this prevents APs from - * sending us incorrect or outdated information against a country. - */ -extern void regulatory_hint_11d(struct wiphy *wiphy, - u8 *country_ie, - u8 country_ie_len); -/** * wiphy_apply_custom_regulatory - apply a custom driver regulatory domain * @wiphy: the wireless device we want to process the regulatory domain on * @regd: the custom regulatory domain to use for this wiphy @@ -1433,27 +1586,34 @@ int cfg80211_wext_siwmlme(struct net_device *dev, int cfg80211_wext_giwrange(struct net_device *dev, struct iw_request_info *info, struct iw_point *data, char *extra); -int cfg80211_ibss_wext_siwfreq(struct net_device *dev, - struct iw_request_info *info, - struct iw_freq *freq, char *extra); -int cfg80211_ibss_wext_giwfreq(struct net_device *dev, - struct iw_request_info *info, - struct iw_freq *freq, char *extra); -int cfg80211_ibss_wext_siwessid(struct net_device *dev, - struct iw_request_info *info, - struct iw_point *data, char *ssid); -int cfg80211_ibss_wext_giwessid(struct net_device *dev, - struct iw_request_info *info, - struct iw_point *data, char *ssid); -int cfg80211_ibss_wext_siwap(struct net_device *dev, - struct iw_request_info *info, - struct sockaddr *ap_addr, char *extra); -int cfg80211_ibss_wext_giwap(struct net_device *dev, - struct iw_request_info *info, - struct sockaddr *ap_addr, char *extra); +int cfg80211_wext_siwgenie(struct net_device *dev, + struct iw_request_info *info, + struct iw_point *data, char *extra); +int cfg80211_wext_siwauth(struct net_device *dev, + struct iw_request_info *info, + struct iw_param *data, char *extra); +int cfg80211_wext_giwauth(struct net_device *dev, + struct iw_request_info *info, + struct iw_param *data, char *extra); -struct ieee80211_channel *cfg80211_wext_freq(struct wiphy *wiphy, - struct iw_freq *freq); +int cfg80211_wext_siwfreq(struct net_device *dev, + struct iw_request_info *info, + struct iw_freq *freq, char *extra); +int cfg80211_wext_giwfreq(struct net_device *dev, + struct iw_request_info *info, + struct iw_freq *freq, char *extra); +int cfg80211_wext_siwessid(struct net_device *dev, + struct iw_request_info *info, + struct iw_point *data, char *ssid); +int cfg80211_wext_giwessid(struct net_device *dev, + struct iw_request_info *info, + struct iw_point *data, char *ssid); +int cfg80211_wext_siwrate(struct net_device *dev, + struct iw_request_info *info, + struct iw_param *rate, char *extra); +int cfg80211_wext_giwrate(struct net_device *dev, + struct iw_request_info *info, + struct iw_param *rate, char *extra); int cfg80211_wext_siwrts(struct net_device *dev, struct iw_request_info *info, @@ -1488,6 +1648,21 @@ int cfg80211_wext_siwtxpower(struct net_device *dev, int cfg80211_wext_giwtxpower(struct net_device *dev, struct iw_request_info *info, union iwreq_data *data, char *keybuf); +struct iw_statistics *cfg80211_wireless_stats(struct net_device *dev); + +int cfg80211_wext_siwpower(struct net_device *dev, + struct iw_request_info *info, + struct iw_param *wrq, char *extra); +int cfg80211_wext_giwpower(struct net_device *dev, + struct iw_request_info *info, + struct iw_param *wrq, char *extra); + +int cfg80211_wext_siwap(struct net_device *dev, + struct iw_request_info *info, + struct sockaddr *ap_addr, char *extra); +int cfg80211_wext_giwap(struct net_device *dev, + struct iw_request_info *info, + struct sockaddr *ap_addr, char *extra); /* * callbacks for asynchronous cfg80211 methods, notification @@ -1569,7 +1744,7 @@ void cfg80211_unlink_bss(struct wiphy *wiphy, struct cfg80211_bss *bss); * This function is called whenever an authentication has been processed in * station mode. The driver is required to call either this function or * cfg80211_send_auth_timeout() to indicate the result of cfg80211_ops::auth() - * call. + * call. This function may sleep. */ void cfg80211_send_rx_auth(struct net_device *dev, const u8 *buf, size_t len); @@ -1577,6 +1752,8 @@ void cfg80211_send_rx_auth(struct net_device *dev, const u8 *buf, size_t len); * cfg80211_send_auth_timeout - notification of timed out authentication * @dev: network device * @addr: The MAC address of the device with which the authentication timed out + * + * This function may sleep. */ void cfg80211_send_auth_timeout(struct net_device *dev, const u8 *addr); @@ -1589,7 +1766,7 @@ void cfg80211_send_auth_timeout(struct net_device *dev, const u8 *addr); * This function is called whenever a (re)association response has been * processed in station mode. The driver is required to call either this * function or cfg80211_send_assoc_timeout() to indicate the result of - * cfg80211_ops::assoc() call. + * cfg80211_ops::assoc() call. This function may sleep. */ void cfg80211_send_rx_assoc(struct net_device *dev, const u8 *buf, size_t len); @@ -1597,6 +1774,8 @@ void cfg80211_send_rx_assoc(struct net_device *dev, const u8 *buf, size_t len); * cfg80211_send_assoc_timeout - notification of timed out association * @dev: network device * @addr: The MAC address of the device with which the association timed out + * + * This function may sleep. */ void cfg80211_send_assoc_timeout(struct net_device *dev, const u8 *addr); @@ -1605,41 +1784,30 @@ void cfg80211_send_assoc_timeout(struct net_device *dev, const u8 *addr); * @dev: network device * @buf: deauthentication frame (header + body) * @len: length of the frame data + * @cookie: cookie from ->deauth if called within that callback, + * %NULL otherwise * * This function is called whenever deauthentication has been processed in * station mode. This includes both received deauthentication frames and - * locally generated ones. + * locally generated ones. This function may sleep. */ -void cfg80211_send_deauth(struct net_device *dev, const u8 *buf, size_t len); +void cfg80211_send_deauth(struct net_device *dev, const u8 *buf, size_t len, + void *cookie); /** * cfg80211_send_disassoc - notification of processed disassociation * @dev: network device * @buf: disassociation response frame (header + body) * @len: length of the frame data + * @cookie: cookie from ->disassoc if called within that callback, + * %NULL otherwise * * This function is called whenever disassociation has been processed in * station mode. This includes both received disassociation frames and locally - * generated ones. - */ -void cfg80211_send_disassoc(struct net_device *dev, const u8 *buf, size_t len); - -/** - * cfg80211_hold_bss - exclude bss from expiration - * @bss: bss which should not expire - * - * In a case when the BSS is not updated but it shouldn't expire this - * function can be used to mark the BSS to be excluded from expiration. + * generated ones. This function may sleep. */ -void cfg80211_hold_bss(struct cfg80211_bss *bss); - -/** - * cfg80211_unhold_bss - remove expiration exception from the BSS - * @bss: bss which can expire again - * - * This function marks the BSS to be expirable again. - */ -void cfg80211_unhold_bss(struct cfg80211_bss *bss); +void cfg80211_send_disassoc(struct net_device *dev, const u8 *buf, size_t len, + void *cookie); /** * cfg80211_michael_mic_failure - notification of Michael MIC failure (TKIP) @@ -1648,6 +1816,7 @@ void cfg80211_unhold_bss(struct cfg80211_bss *bss); * @key_type: The key type that the received frame used * @key_id: Key identifier (0..3) * @tsc: The TSC value of the frame that generated the MIC failure (6 octets) + * @gfp: allocation flags * * This function is called whenever the local MAC detects a MIC failure in a * received frame. This matches with MLME-MICHAELMICFAILURE.indication() @@ -1655,7 +1824,7 @@ void cfg80211_unhold_bss(struct cfg80211_bss *bss); */ void cfg80211_michael_mic_failure(struct net_device *dev, const u8 *addr, enum nl80211_key_type key_type, int key_id, - const u8 *tsc); + const u8 *tsc, gfp_t gfp); /** * cfg80211_ibss_joined - notify cfg80211 that device joined an IBSS @@ -1692,4 +1861,137 @@ void wiphy_rfkill_start_polling(struct wiphy *wiphy); */ void wiphy_rfkill_stop_polling(struct wiphy *wiphy); +#ifdef CONFIG_NL80211_TESTMODE +/** + * cfg80211_testmode_alloc_reply_skb - allocate testmode reply + * @wiphy: the wiphy + * @approxlen: an upper bound of the length of the data that will + * be put into the skb + * + * This function allocates and pre-fills an skb for a reply to + * the testmode command. Since it is intended for a reply, calling + * it outside of the @testmode_cmd operation is invalid. + * + * The returned skb (or %NULL if any errors happen) is pre-filled + * with the wiphy index and set up in a way that any data that is + * put into the skb (with skb_put(), nla_put() or similar) will end + * up being within the %NL80211_ATTR_TESTDATA attribute, so all that + * needs to be done with the skb is adding data for the corresponding + * userspace tool which can then read that data out of the testdata + * attribute. You must not modify the skb in any other way. + * + * When done, call cfg80211_testmode_reply() with the skb and return + * its error code as the result of the @testmode_cmd operation. + */ +struct sk_buff *cfg80211_testmode_alloc_reply_skb(struct wiphy *wiphy, + int approxlen); + +/** + * cfg80211_testmode_reply - send the reply skb + * @skb: The skb, must have been allocated with + * cfg80211_testmode_alloc_reply_skb() + * + * Returns an error code or 0 on success, since calling this + * function will usually be the last thing before returning + * from the @testmode_cmd you should return the error code. + * Note that this function consumes the skb regardless of the + * return value. + */ +int cfg80211_testmode_reply(struct sk_buff *skb); + +/** + * cfg80211_testmode_alloc_event_skb - allocate testmode event + * @wiphy: the wiphy + * @approxlen: an upper bound of the length of the data that will + * be put into the skb + * @gfp: allocation flags + * + * This function allocates and pre-fills an skb for an event on the + * testmode multicast group. + * + * The returned skb (or %NULL if any errors happen) is set up in the + * same way as with cfg80211_testmode_alloc_reply_skb() but prepared + * for an event. As there, you should simply add data to it that will + * then end up in the %NL80211_ATTR_TESTDATA attribute. Again, you must + * not modify the skb in any other way. + * + * When done filling the skb, call cfg80211_testmode_event() with the + * skb to send the event. + */ +struct sk_buff *cfg80211_testmode_alloc_event_skb(struct wiphy *wiphy, + int approxlen, gfp_t gfp); + +/** + * cfg80211_testmode_event - send the event + * @skb: The skb, must have been allocated with + * cfg80211_testmode_alloc_event_skb() + * @gfp: allocation flags + * + * This function sends the given @skb, which must have been allocated + * by cfg80211_testmode_alloc_event_skb(), as an event. It always + * consumes it. + */ +void cfg80211_testmode_event(struct sk_buff *skb, gfp_t gfp); + +#define CFG80211_TESTMODE_CMD(cmd) .testmode_cmd = (cmd), +#else +#define CFG80211_TESTMODE_CMD(cmd) +#endif + +/** + * cfg80211_connect_result - notify cfg80211 of connection result + * + * @dev: network device + * @bssid: the BSSID of the AP + * @req_ie: association request IEs (maybe be %NULL) + * @req_ie_len: association request IEs length + * @resp_ie: association response IEs (may be %NULL) + * @resp_ie_len: assoc response IEs length + * @status: status code, 0 for successful connection, use + * %WLAN_STATUS_UNSPECIFIED_FAILURE if your device cannot give you + * the real status code for failures. + * @gfp: allocation flags + * + * It should be called by the underlying driver whenever connect() has + * succeeded. + */ +void cfg80211_connect_result(struct net_device *dev, const u8 *bssid, + const u8 *req_ie, size_t req_ie_len, + const u8 *resp_ie, size_t resp_ie_len, + u16 status, gfp_t gfp); + +/** + * cfg80211_roamed - notify cfg80211 of roaming + * + * @dev: network device + * @bssid: the BSSID of the new AP + * @req_ie: association request IEs (maybe be %NULL) + * @req_ie_len: association request IEs length + * @resp_ie: association response IEs (may be %NULL) + * @resp_ie_len: assoc response IEs length + * @gfp: allocation flags + * + * It should be called by the underlying driver whenever it roamed + * from one AP to another while connected. + */ +void cfg80211_roamed(struct net_device *dev, const u8 *bssid, + const u8 *req_ie, size_t req_ie_len, + const u8 *resp_ie, size_t resp_ie_len, gfp_t gfp); + +/** + * cfg80211_disconnected - notify cfg80211 that connection was dropped + * + * @dev: network device + * @ie: information elements of the deauth/disassoc frame (may be %NULL) + * @ie_len: length of IEs + * @reason: reason code for the disconnection, set it to 0 if unknown + * @gfp: allocation flags + * + * After it calls this function, the driver should enter an idle state + * and not try to connect to any AP any more. + */ +void cfg80211_disconnected(struct net_device *dev, u16 reason, + u8 *ie, size_t ie_len, gfp_t gfp); + + #endif /* __NET_CFG80211_H */ diff --git a/include/net/genetlink.h b/include/net/genetlink.h index 1b0e3ee4ddd..2a1c06874c4 100644 --- a/include/net/genetlink.h +++ b/include/net/genetlink.h @@ -3,6 +3,7 @@ #include <linux/genetlink.h> #include <net/netlink.h> +#include <net/net_namespace.h> /** * struct genl_multicast_group - generic netlink multicast group @@ -27,6 +28,8 @@ struct genl_multicast_group * @name: name of family * @version: protocol version * @maxattr: maximum number of attributes supported + * @netnsok: set to true if the family can handle network + * namespaces and should be presented in all of them * @attrbuf: buffer to store parsed attributes * @ops_list: list of all assigned operations * @family_list: family list @@ -39,6 +42,7 @@ struct genl_family char name[GENL_NAMSIZ]; unsigned int version; unsigned int maxattr; + bool netnsok; struct nlattr ** attrbuf; /* private */ struct list_head ops_list; /* private */ struct list_head family_list; /* private */ @@ -62,8 +66,32 @@ struct genl_info struct genlmsghdr * genlhdr; void * userhdr; struct nlattr ** attrs; +#ifdef CONFIG_NET_NS + struct net * _net; +#endif }; +#ifdef CONFIG_NET_NS +static inline struct net *genl_info_net(struct genl_info *info) +{ + return info->_net; +} + +static inline void genl_info_net_set(struct genl_info *info, struct net *net) +{ + info->_net = net; +} +#else +static inline struct net *genl_info_net(struct genl_info *info) +{ + return &init_net; +} + +static inline void genl_info_net_set(struct genl_info *info, struct net *net) +{ +} +#endif + /** * struct genl_ops - generic netlink operations * @cmd: command identifier @@ -98,8 +126,6 @@ extern int genl_register_mc_group(struct genl_family *family, extern void genl_unregister_mc_group(struct genl_family *family, struct genl_multicast_group *grp); -extern struct sock *genl_sock; - /** * genlmsg_put - Add generic netlink header to netlink message * @skb: socket buffer holding the message @@ -170,7 +196,21 @@ static inline void genlmsg_cancel(struct sk_buff *skb, void *hdr) } /** - * genlmsg_multicast - multicast a netlink message + * genlmsg_multicast_netns - multicast a netlink message to a specific netns + * @net: the net namespace + * @skb: netlink message as socket buffer + * @pid: own netlink pid to avoid sending to yourself + * @group: multicast group id + * @flags: allocation flags + */ +static inline int genlmsg_multicast_netns(struct net *net, struct sk_buff *skb, + u32 pid, unsigned int group, gfp_t flags) +{ + return nlmsg_multicast(net->genl_sock, skb, pid, group, flags); +} + +/** + * genlmsg_multicast - multicast a netlink message to the default netns * @skb: netlink message as socket buffer * @pid: own netlink pid to avoid sending to yourself * @group: multicast group id @@ -179,17 +219,29 @@ static inline void genlmsg_cancel(struct sk_buff *skb, void *hdr) static inline int genlmsg_multicast(struct sk_buff *skb, u32 pid, unsigned int group, gfp_t flags) { - return nlmsg_multicast(genl_sock, skb, pid, group, flags); + return genlmsg_multicast_netns(&init_net, skb, pid, group, flags); } /** + * genlmsg_multicast_allns - multicast a netlink message to all net namespaces + * @skb: netlink message as socket buffer + * @pid: own netlink pid to avoid sending to yourself + * @group: multicast group id + * @flags: allocation flags + * + * This function must hold the RTNL or rcu_read_lock(). + */ +int genlmsg_multicast_allns(struct sk_buff *skb, u32 pid, + unsigned int group, gfp_t flags); + +/** * genlmsg_unicast - unicast a netlink message * @skb: netlink message as socket buffer * @pid: netlink pid of the destination socket */ -static inline int genlmsg_unicast(struct sk_buff *skb, u32 pid) +static inline int genlmsg_unicast(struct net *net, struct sk_buff *skb, u32 pid) { - return nlmsg_unicast(genl_sock, skb, pid); + return nlmsg_unicast(net->genl_sock, skb, pid); } /** @@ -199,7 +251,7 @@ static inline int genlmsg_unicast(struct sk_buff *skb, u32 pid) */ static inline int genlmsg_reply(struct sk_buff *skb, struct genl_info *info) { - return genlmsg_unicast(skb, info->snd_pid); + return genlmsg_unicast(genl_info_net(info), skb, info->snd_pid); } /** diff --git a/include/net/ieee802154/mac_def.h b/include/net/ieee802154.h index 8cb68463565..d52685defb1 100644 --- a/include/net/ieee802154/mac_def.h +++ b/include/net/ieee802154.h @@ -23,8 +23,8 @@ * Dmitry Eremin-Solenikov <dbaryshkov@gmail.com> */ -#ifndef IEEE802154_MAC_DEF_H -#define IEEE802154_MAC_DEF_H +#ifndef NET_IEEE802154_H +#define NET_IEEE802154_H #define IEEE802154_FC_TYPE_BEACON 0x0 /* Frame is beacon */ #define IEEE802154_FC_TYPE_DATA 0x1 /* Frame is data */ diff --git a/include/net/ieee802154/nl802154.h b/include/net/ieee802154/nl802154.h deleted file mode 100644 index 78efcdf52b5..00000000000 --- a/include/net/ieee802154/nl802154.h +++ /dev/null @@ -1,41 +0,0 @@ -/* - * nl802154.h - * - * Copyright (C) 2007, 2008, 2009 Siemens AG - * - * 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. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License along - * with this program; if not, write to the Free Software Foundation, Inc., - * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA. - * - */ - -#ifndef IEEE802154_NL_H -#define IEEE802154_NL_H - -struct net_device; -struct ieee802154_addr; - -int ieee802154_nl_assoc_indic(struct net_device *dev, - struct ieee802154_addr *addr, u8 cap); -int ieee802154_nl_assoc_confirm(struct net_device *dev, - u16 short_addr, u8 status); -int ieee802154_nl_disassoc_indic(struct net_device *dev, - struct ieee802154_addr *addr, u8 reason); -int ieee802154_nl_disassoc_confirm(struct net_device *dev, - u8 status); -int ieee802154_nl_scan_confirm(struct net_device *dev, - u8 status, u8 scan_type, u32 unscanned, - u8 *edl/*, struct list_head *pan_desc_list */); -int ieee802154_nl_beacon_indic(struct net_device *dev, u16 panid, - u16 coord_addr); - -#endif diff --git a/include/net/ieee802154/netdevice.h b/include/net/ieee802154_netdev.h index e2506af3e7c..e2506af3e7c 100644 --- a/include/net/ieee802154/netdevice.h +++ b/include/net/ieee802154_netdev.h diff --git a/include/net/ip6_fib.h b/include/net/ip6_fib.h index 7c5c0f79168..15b492a9aa7 100644 --- a/include/net/ip6_fib.h +++ b/include/net/ip6_fib.h @@ -22,6 +22,12 @@ #include <net/flow.h> #include <net/netlink.h> +#ifdef CONFIG_IPV6_MULTIPLE_TABLES +#define FIB6_TABLE_HASHSZ 256 +#else +#define FIB6_TABLE_HASHSZ 1 +#endif + struct rt6_info; struct fib6_config diff --git a/include/net/ip_vs.h b/include/net/ip_vs.h index bbae1e87efc..98978e73f66 100644 --- a/include/net/ip_vs.h +++ b/include/net/ip_vs.h @@ -99,47 +99,47 @@ static inline const char *ip_vs_dbg_addr(int af, char *buf, size_t buf_len, return &buf[*idx - len]; } -#define IP_VS_DBG_BUF(level, msg...) \ - do { \ - char ip_vs_dbg_buf[160]; \ - int ip_vs_dbg_idx = 0; \ - if (level <= ip_vs_get_debug_level()) \ - printk(KERN_DEBUG "IPVS: " msg); \ - } while (0) -#define IP_VS_ERR_BUF(msg...) \ - do { \ - char ip_vs_dbg_buf[160]; \ - int ip_vs_dbg_idx = 0; \ - printk(KERN_ERR "IPVS: " msg); \ - } while (0) +#define IP_VS_DBG_BUF(level, msg, ...) \ + do { \ + char ip_vs_dbg_buf[160]; \ + int ip_vs_dbg_idx = 0; \ + if (level <= ip_vs_get_debug_level()) \ + printk(KERN_DEBUG pr_fmt(msg), ##__VA_ARGS__); \ + } while (0) +#define IP_VS_ERR_BUF(msg...) \ + do { \ + char ip_vs_dbg_buf[160]; \ + int ip_vs_dbg_idx = 0; \ + pr_err(msg); \ + } while (0) /* Only use from within IP_VS_DBG_BUF() or IP_VS_ERR_BUF macros */ -#define IP_VS_DBG_ADDR(af, addr) \ - ip_vs_dbg_addr(af, ip_vs_dbg_buf, \ - sizeof(ip_vs_dbg_buf), addr, \ - &ip_vs_dbg_idx) - -#define IP_VS_DBG(level, msg...) \ - do { \ - if (level <= ip_vs_get_debug_level()) \ - printk(KERN_DEBUG "IPVS: " msg); \ - } while (0) -#define IP_VS_DBG_RL(msg...) \ - do { \ - if (net_ratelimit()) \ - printk(KERN_DEBUG "IPVS: " msg); \ - } while (0) -#define IP_VS_DBG_PKT(level, pp, skb, ofs, msg) \ - do { \ - if (level <= ip_vs_get_debug_level()) \ - pp->debug_packet(pp, skb, ofs, msg); \ - } while (0) -#define IP_VS_DBG_RL_PKT(level, pp, skb, ofs, msg) \ - do { \ - if (level <= ip_vs_get_debug_level() && \ - net_ratelimit()) \ - pp->debug_packet(pp, skb, ofs, msg); \ - } while (0) +#define IP_VS_DBG_ADDR(af, addr) \ + ip_vs_dbg_addr(af, ip_vs_dbg_buf, \ + sizeof(ip_vs_dbg_buf), addr, \ + &ip_vs_dbg_idx) + +#define IP_VS_DBG(level, msg, ...) \ + do { \ + if (level <= ip_vs_get_debug_level()) \ + printk(KERN_DEBUG pr_fmt(msg), ##__VA_ARGS__); \ + } while (0) +#define IP_VS_DBG_RL(msg, ...) \ + do { \ + if (net_ratelimit()) \ + printk(KERN_DEBUG pr_fmt(msg), ##__VA_ARGS__); \ + } while (0) +#define IP_VS_DBG_PKT(level, pp, skb, ofs, msg) \ + do { \ + if (level <= ip_vs_get_debug_level()) \ + pp->debug_packet(pp, skb, ofs, msg); \ + } while (0) +#define IP_VS_DBG_RL_PKT(level, pp, skb, ofs, msg) \ + do { \ + if (level <= ip_vs_get_debug_level() && \ + net_ratelimit()) \ + pp->debug_packet(pp, skb, ofs, msg); \ + } while (0) #else /* NO DEBUGGING at ALL */ #define IP_VS_DBG_BUF(level, msg...) do {} while (0) #define IP_VS_ERR_BUF(msg...) do {} while (0) @@ -150,29 +150,27 @@ static inline const char *ip_vs_dbg_addr(int af, char *buf, size_t buf_len, #endif #define IP_VS_BUG() BUG() -#define IP_VS_ERR(msg...) printk(KERN_ERR "IPVS: " msg) -#define IP_VS_INFO(msg...) printk(KERN_INFO "IPVS: " msg) -#define IP_VS_WARNING(msg...) \ - printk(KERN_WARNING "IPVS: " msg) -#define IP_VS_ERR_RL(msg...) \ - do { \ - if (net_ratelimit()) \ - printk(KERN_ERR "IPVS: " msg); \ - } while (0) +#define IP_VS_ERR_RL(msg, ...) \ + do { \ + if (net_ratelimit()) \ + pr_err(msg, ##__VA_ARGS__); \ + } while (0) #ifdef CONFIG_IP_VS_DEBUG #define EnterFunction(level) \ - do { \ - if (level <= ip_vs_get_debug_level()) \ - printk(KERN_DEBUG "Enter: %s, %s line %i\n", \ - __func__, __FILE__, __LINE__); \ - } while (0) -#define LeaveFunction(level) \ - do { \ - if (level <= ip_vs_get_debug_level()) \ - printk(KERN_DEBUG "Leave: %s, %s line %i\n", \ - __func__, __FILE__, __LINE__); \ - } while (0) + do { \ + if (level <= ip_vs_get_debug_level()) \ + printk(KERN_DEBUG \ + pr_fmt("Enter: %s, %s line %i\n"), \ + __func__, __FILE__, __LINE__); \ + } while (0) +#define LeaveFunction(level) \ + do { \ + if (level <= ip_vs_get_debug_level()) \ + printk(KERN_DEBUG \ + pr_fmt("Leave: %s, %s line %i\n"), \ + __func__, __FILE__, __LINE__); \ + } while (0) #else #define EnterFunction(level) do {} while (0) #define LeaveFunction(level) do {} while (0) @@ -740,7 +738,8 @@ extern void ip_vs_protocol_cleanup(void); extern void ip_vs_protocol_timeout_change(int flags); extern int *ip_vs_create_timeout_table(int *table, int size); extern int -ip_vs_set_state_timeout(int *table, int num, char **names, char *name, int to); +ip_vs_set_state_timeout(int *table, int num, const char *const *names, + const char *name, int to); extern void ip_vs_tcpudp_debug_packet(struct ip_vs_protocol *pp, const struct sk_buff *skb, int offset, const char *msg); diff --git a/include/net/ipv6.h b/include/net/ipv6.h index f27fd83d67d..ad9a5113025 100644 --- a/include/net/ipv6.h +++ b/include/net/ipv6.h @@ -441,6 +441,18 @@ static inline int ipv6_addr_diff(const struct in6_addr *a1, const struct in6_add return __ipv6_addr_diff(a1, a2, sizeof(struct in6_addr)); } +static __inline__ void ipv6_select_ident(struct frag_hdr *fhdr) +{ + static u32 ipv6_fragmentation_id = 1; + static DEFINE_SPINLOCK(ip6_id_lock); + + spin_lock_bh(&ip6_id_lock); + fhdr->identification = htonl(ipv6_fragmentation_id); + if (++ipv6_fragmentation_id == 0) + ipv6_fragmentation_id = 1; + spin_unlock_bh(&ip6_id_lock); +} + /* * Prototypes exported by ipv6 */ diff --git a/include/net/irda/ircomm_event.h b/include/net/irda/ircomm_event.h index c290447872d..bc0c6f31f1c 100644 --- a/include/net/irda/ircomm_event.h +++ b/include/net/irda/ircomm_event.h @@ -74,7 +74,7 @@ struct ircomm_info { struct qos_info *qos; }; -extern char *ircomm_state[]; +extern const char *const ircomm_state[]; struct ircomm_cb; /* Forward decl. */ diff --git a/include/net/irda/ircomm_tty_attach.h b/include/net/irda/ircomm_tty_attach.h index f91a5695aa4..0a63bbb972d 100644 --- a/include/net/irda/ircomm_tty_attach.h +++ b/include/net/irda/ircomm_tty_attach.h @@ -66,8 +66,8 @@ struct ircomm_tty_info { __u8 dlsap_sel; }; -extern char *ircomm_state[]; -extern char *ircomm_tty_state[]; +extern const char *const ircomm_state[]; +extern const char *const ircomm_tty_state[]; int ircomm_tty_do_event(struct ircomm_tty_cb *self, IRCOMM_TTY_EVENT event, struct sk_buff *skb, struct ircomm_tty_info *info); diff --git a/include/net/irda/irlap_event.h b/include/net/irda/irlap_event.h index 2ae2e119ef4..4c90824c50f 100644 --- a/include/net/irda/irlap_event.h +++ b/include/net/irda/irlap_event.h @@ -120,7 +120,7 @@ typedef enum { /* FIXME check the two first reason codes */ LAP_PRIMARY_CONFLICT, } LAP_REASON; -extern const char *irlap_state[]; +extern const char *const irlap_state[]; void irlap_do_event(struct irlap_cb *self, IRLAP_EVENT event, struct sk_buff *skb, struct irlap_info *info); diff --git a/include/net/irda/irlmp_event.h b/include/net/irda/irlmp_event.h index e03ae4ae396..9e4ec17a744 100644 --- a/include/net/irda/irlmp_event.h +++ b/include/net/irda/irlmp_event.h @@ -79,8 +79,8 @@ typedef enum { LM_LAP_IDLE_TIMEOUT, } IRLMP_EVENT; -extern const char *irlmp_state[]; -extern const char *irlsap_state[]; +extern const char *const irlmp_state[]; +extern const char *const irlsap_state[]; void irlmp_watchdog_timer_expired(void *data); void irlmp_discovery_timer_expired(void *data); diff --git a/include/net/iw_handler.h b/include/net/iw_handler.h index 51b9a37de99..2b3fbbb8669 100644 --- a/include/net/iw_handler.h +++ b/include/net/iw_handler.h @@ -443,7 +443,7 @@ extern int dev_get_wireless_info(char * buffer, char **start, off_t offset, extern void wireless_send_event(struct net_device * dev, unsigned int cmd, union iwreq_data * wrqu, - char * extra); + const char * extra); /* We may need a function to send a stream of events to user space. * More on that later... */ diff --git a/include/net/mac80211.h b/include/net/mac80211.h index c0610447697..e2fb5767e1f 100644 --- a/include/net/mac80211.h +++ b/include/net/mac80211.h @@ -73,6 +73,21 @@ */ /** + * DOC: mac80211 workqueue + * + * mac80211 provides its own workqueue for drivers and internal mac80211 use. + * The workqueue is a single threaded workqueue and can only be accessed by + * helpers for sanity checking. Drivers must ensure all work added onto the + * mac80211 workqueue should be cancelled on the driver stop() callback. + * + * mac80211 will flushed the workqueue upon interface removal and during + * suspend. + * + * All work performed on the mac80211 workqueue must not acquire the RTNL lock. + * + */ + +/** * enum ieee80211_max_queues - maximum number of queues * * @IEEE80211_MAX_QUEUES: Maximum number of regular device queues. @@ -241,6 +256,11 @@ struct ieee80211_bss_conf { * it can be sent out. * @IEEE80211_TX_INTFL_RETRIED: completely internal to mac80211, * used to indicate that a frame was already retried due to PS + * @IEEE80211_TX_INTFL_DONT_ENCRYPT: completely internal to mac80211, + * used to indicate frame should not be encrypted + * @IEEE80211_TX_CTL_PSPOLL_RESPONSE: (internal?) + * This frame is a response to a PS-poll frame and should be sent + * although the station is in powersave mode. */ enum mac80211_tx_control_flags { IEEE80211_TX_CTL_REQ_TX_STATUS = BIT(0), @@ -259,6 +279,8 @@ enum mac80211_tx_control_flags { IEEE80211_TX_INTFL_RCALGO = BIT(13), IEEE80211_TX_INTFL_NEED_TXPROCESSING = BIT(14), IEEE80211_TX_INTFL_RETRIED = BIT(15), + IEEE80211_TX_INTFL_DONT_ENCRYPT = BIT(16), + IEEE80211_TX_CTL_PSPOLL_RESPONSE = BIT(17), }; /** @@ -397,6 +419,11 @@ static inline struct ieee80211_tx_info *IEEE80211_SKB_CB(struct sk_buff *skb) return (struct ieee80211_tx_info *)skb->cb; } +static inline struct ieee80211_rx_status *IEEE80211_SKB_RXCB(struct sk_buff *skb) +{ + return (struct ieee80211_rx_status *)skb->cb; +} + /** * ieee80211_tx_info_clear_status - clear TX status * @@ -478,7 +505,7 @@ enum mac80211_rx_flags { * * The low-level driver should provide this information (the subset * supported by hardware) to the 802.11 code with each received - * frame. + * frame, in the skb's control buffer (cb). * * @mactime: value in microseconds of the 64-bit Time Synchronization Function * (TSF) timer when the first data symbol (MPDU) arrived at the hardware. @@ -901,12 +928,6 @@ enum ieee80211_hw_flags { * * @conf: &struct ieee80211_conf, device configuration, don't use. * - * @workqueue: single threaded workqueue available for driver use, - * allocated by mac80211 on registration and flushed when an - * interface is removed. - * NOTICE: All work performed on this workqueue must not - * acquire the RTNL lock. - * * @priv: pointer to private area that was allocated for driver use * along with this structure. * @@ -942,7 +963,6 @@ enum ieee80211_hw_flags { struct ieee80211_hw { struct ieee80211_conf conf; struct wiphy *wiphy; - struct workqueue_struct *workqueue; const char *rate_control_algorithm; void *priv; u32 flags; @@ -1224,10 +1244,13 @@ ieee80211_get_alt_retry_rate(const struct ieee80211_hw *hw, * mac80211 needs to do and the amount of CPU wakeups, so you should * honour this flag if possible. * - * @FIF_CONTROL: pass control frames, if PROMISC_IN_BSS is not set then - * only those addressed to this station + * @FIF_CONTROL: pass control frames (except for PS Poll), if PROMISC_IN_BSS + * is not set then only those addressed to this station. * * @FIF_OTHER_BSS: pass frames destined to other BSSes + * + * @FIF_PSPOLL: pass PS Poll frames, if PROMISC_IN_BSS is not set then only + * those addressed to this station. */ enum ieee80211_filter_flags { FIF_PROMISC_IN_BSS = 1<<0, @@ -1237,6 +1260,7 @@ enum ieee80211_filter_flags { FIF_BCN_PRBRESP_PROMISC = 1<<4, FIF_CONTROL = 1<<5, FIF_OTHER_BSS = 1<<6, + FIF_PSPOLL = 1<<7, }; /** @@ -1289,7 +1313,8 @@ enum ieee80211_ampdu_mlme_action { * is disabled. This should turn off the hardware (at least * it must turn off frame reception.) * May be called right after add_interface if that rejects - * an interface. + * an interface. If you added any work onto the mac80211 workqueue + * you should ensure to cancel it on this callback. * Must be implemented. * * @add_interface: Called when a netdevice attached to the hardware is @@ -1411,6 +1436,8 @@ enum ieee80211_ampdu_mlme_action { * @rfkill_poll: Poll rfkill hardware state. If you need this, you also * need to set wiphy->rfkill_poll to %true before registration, * and need to call wiphy_rfkill_set_hw_state() in the callback. + * + * @testmode_cmd: Implement a cfg80211 test mode command. */ struct ieee80211_ops { int (*tx)(struct ieee80211_hw *hw, struct sk_buff *skb); @@ -1461,6 +1488,9 @@ struct ieee80211_ops { struct ieee80211_sta *sta, u16 tid, u16 *ssn); void (*rfkill_poll)(struct ieee80211_hw *hw); +#ifdef CONFIG_NL80211_TESTMODE + int (*testmode_cmd)(struct ieee80211_hw *hw, void *data, int len); +#endif }; /** @@ -1606,9 +1636,11 @@ void ieee80211_free_hw(struct ieee80211_hw *hw); */ void ieee80211_restart_hw(struct ieee80211_hw *hw); -/* trick to avoid symbol clashes with the ieee80211 subsystem */ -void __ieee80211_rx(struct ieee80211_hw *hw, struct sk_buff *skb, - struct ieee80211_rx_status *status); +/* + * trick to avoid symbol clashes with the ieee80211 subsystem, + * use the inline below instead + */ +void __ieee80211_rx(struct ieee80211_hw *hw, struct sk_buff *skb); /** * ieee80211_rx - receive frame @@ -1624,13 +1656,10 @@ void __ieee80211_rx(struct ieee80211_hw *hw, struct sk_buff *skb, * * @hw: the hardware this frame came in on * @skb: the buffer to receive, owned by mac80211 after this call - * @status: status of this frame; the status pointer need not be valid - * after this function returns */ -static inline void ieee80211_rx(struct ieee80211_hw *hw, struct sk_buff *skb, - struct ieee80211_rx_status *status) +static inline void ieee80211_rx(struct ieee80211_hw *hw, struct sk_buff *skb) { - __ieee80211_rx(hw, skb, status); + __ieee80211_rx(hw, skb); } /** @@ -1644,13 +1673,8 @@ static inline void ieee80211_rx(struct ieee80211_hw *hw, struct sk_buff *skb, * * @hw: the hardware this frame came in on * @skb: the buffer to receive, owned by mac80211 after this call - * @status: status of this frame; the status pointer need not be valid - * after this function returns and is not freed by mac80211, - * it is recommended that it points to a stack area */ -void ieee80211_rx_irqsafe(struct ieee80211_hw *hw, - struct sk_buff *skb, - struct ieee80211_rx_status *status); +void ieee80211_rx_irqsafe(struct ieee80211_hw *hw, struct sk_buff *skb); /** * ieee80211_tx_status - transmit status callback @@ -1917,6 +1941,31 @@ void ieee80211_iterate_active_interfaces_atomic(struct ieee80211_hw *hw, void *data); /** + * ieee80211_queue_work - add work onto the mac80211 workqueue + * + * Drivers and mac80211 use this to add work onto the mac80211 workqueue. + * This helper ensures drivers are not queueing work when they should not be. + * + * @hw: the hardware struct for the interface we are adding work for + * @work: the work we want to add onto the mac80211 workqueue + */ +void ieee80211_queue_work(struct ieee80211_hw *hw, struct work_struct *work); + +/** + * ieee80211_queue_delayed_work - add work onto the mac80211 workqueue + * + * Drivers and mac80211 use this to queue delayed work onto the mac80211 + * workqueue. + * + * @hw: the hardware struct for the interface we are adding work for + * @dwork: delayable work to queue onto the mac80211 workqueue + * @delay: number of jiffies to wait before queueing + */ +void ieee80211_queue_delayed_work(struct ieee80211_hw *hw, + struct delayed_work *dwork, + unsigned long delay); + +/** * ieee80211_start_tx_ba_session - Start a tx Block Ack session. * @hw: pointer as obtained from ieee80211_alloc_hw(). * @ra: receiver address of the BA session recipient @@ -2090,6 +2139,29 @@ static inline int rate_supported(struct ieee80211_sta *sta, return (sta == NULL || sta->supp_rates[band] & BIT(index)); } +/** + * rate_control_send_low - helper for drivers for management/no-ack frames + * + * Rate control algorithms that agree to use the lowest rate to + * send management frames and NO_ACK data with the respective hw + * retries should use this in the beginning of their mac80211 get_rate + * callback. If true is returned the rate control can simply return. + * If false is returned we guarantee that sta and sta and priv_sta is + * not null. + * + * Rate control algorithms wishing to do more intelligent selection of + * rate for multicast/broadcast frames may choose to not use this. + * + * @sta: &struct ieee80211_sta pointer to the target destination. Note + * that this may be null. + * @priv_sta: private rate control structure. This may be null. + * @txrc: rate control information we sholud populate for mac80211. + */ +bool rate_control_send_low(struct ieee80211_sta *sta, + void *priv_sta, + struct ieee80211_tx_rate_control *txrc); + + static inline s8 rate_lowest_index(struct ieee80211_supported_band *sband, struct ieee80211_sta *sta) @@ -2106,6 +2178,17 @@ rate_lowest_index(struct ieee80211_supported_band *sband, return 0; } +static inline +bool rate_usable_index_exists(struct ieee80211_supported_band *sband, + struct ieee80211_sta *sta) +{ + unsigned int i; + + for (i = 0; i < sband->n_bitrates; i++) + if (rate_supported(sta, sband->band, i)) + return true; + return false; +} int ieee80211_rate_control_register(struct rate_control_ops *ops); void ieee80211_rate_control_unregister(struct rate_control_ops *ops); diff --git a/include/net/neighbour.h b/include/net/neighbour.h index d8d790e56d3..18b69b6ceca 100644 --- a/include/net/neighbour.h +++ b/include/net/neighbour.h @@ -24,6 +24,7 @@ #include <linux/err.h> #include <linux/sysctl.h> +#include <linux/workqueue.h> #include <net/rtnetlink.h> /* @@ -167,7 +168,7 @@ struct neigh_table int gc_thresh2; int gc_thresh3; unsigned long last_flush; - struct timer_list gc_timer; + struct delayed_work gc_work; struct timer_list proxy_timer; struct sk_buff_head proxy_queue; atomic_t entries; @@ -178,7 +179,6 @@ struct neigh_table struct neighbour **hash_buckets; unsigned int hash_mask; __u32 hash_rnd; - unsigned int hash_chain_gc; struct pneigh_entry **phash_buckets; }; diff --git a/include/net/net_namespace.h b/include/net/net_namespace.h index ded434b032a..a1202841aad 100644 --- a/include/net/net_namespace.h +++ b/include/net/net_namespace.h @@ -26,6 +26,7 @@ struct net_device; struct sock; struct ctl_table_header; struct net_generic; +struct sock; struct net { atomic_t count; /* To decided when the network @@ -57,6 +58,7 @@ struct net { spinlock_t rules_mod_lock; struct sock *rtnl; /* rtnetlink socket */ + struct sock *genl_sock; struct netns_core core; struct netns_mib mib; @@ -78,6 +80,9 @@ struct net { #ifdef CONFIG_XFRM struct netns_xfrm xfrm; #endif +#ifdef CONFIG_WIRELESS_EXT + struct sk_buff_head wext_nlevents; +#endif struct net_generic *gen; }; @@ -106,6 +111,8 @@ static inline struct net *copy_net_ns(unsigned long flags, struct net *net_ns) extern struct list_head net_namespace_list; +extern struct net *get_net_ns_by_pid(pid_t pid); + #ifdef CONFIG_NET_NS extern void __put_net(struct net *net); @@ -208,6 +215,9 @@ static inline struct net *read_pnet(struct net * const *pnet) #define for_each_net(VAR) \ list_for_each_entry(VAR, &net_namespace_list, list) +#define for_each_net_rcu(VAR) \ + list_for_each_entry_rcu(VAR, &net_namespace_list, list) + #ifdef CONFIG_NET_NS #define __net_init #define __net_exit @@ -229,13 +239,15 @@ struct pernet_operations { * needs per network namespace operations use device pernet operations, * otherwise use pernet subsys operations. * - * This is critically important. Most of the network code cleanup - * runs with the assumption that dev_remove_pack has been called so no - * new packets will arrive during and after the cleanup functions have - * been called. dev_remove_pack is not per namespace so instead the - * guarantee of no more packets arriving in a network namespace is - * provided by ensuring that all network devices and all sockets have - * left the network namespace before the cleanup methods are called. + * Network interfaces need to be removed from a dying netns _before_ + * subsys notifiers can be called, as most of the network code cleanup + * (which is done from subsys notifiers) runs with the assumption that + * dev_remove_pack has been called so no new packets will arrive during + * and after the cleanup functions have been called. dev_remove_pack + * is not per namespace so instead the guarantee of no more packets + * arriving in a network namespace is provided by ensuring that all + * network devices and all sockets have left the network namespace + * before the cleanup methods are called. * * For the longest time the ipv4 icmp code was registered as a pernet * device which caused kernel oops, and panics during network diff --git a/include/net/netns/x_tables.h b/include/net/netns/x_tables.h index 9554a644a8f..591db7d657a 100644 --- a/include/net/netns/x_tables.h +++ b/include/net/netns/x_tables.h @@ -8,8 +8,11 @@ struct ebt_table; struct netns_xt { struct list_head tables[NFPROTO_NUMPROTO]; +#if defined(CONFIG_BRIDGE_NF_EBTABLES) || \ + defined(CONFIG_BRIDGE_NF_EBTABLES_MODULE) struct ebt_table *broute_table; struct ebt_table *frame_filter; struct ebt_table *frame_nat; +#endif }; #endif diff --git a/include/net/nl802154.h b/include/net/nl802154.h new file mode 100644 index 00000000000..6096096f6d7 --- /dev/null +++ b/include/net/nl802154.h @@ -0,0 +1,117 @@ +/* + * nl802154.h + * + * Copyright (C) 2007, 2008, 2009 Siemens AG + * + * 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. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License along + * with this program; if not, write to the Free Software Foundation, Inc., + * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA. + * + */ + +#ifndef IEEE802154_NL_H +#define IEEE802154_NL_H + +struct net_device; +struct ieee802154_addr; + +/** + * ieee802154_nl_assoc_indic - Notify userland of an association request. + * @dev: The network device on which this association request was + * received. + * @addr: The address of the device requesting association. + * @cap: The capability information field from the device. + * + * This informs a userland coordinator of a device requesting to + * associate with the PAN controlled by the coordinator. + * + * Note: This is in section 7.3.1 of the IEEE 802.15.4-2006 document. + */ +int ieee802154_nl_assoc_indic(struct net_device *dev, + struct ieee802154_addr *addr, u8 cap); + +/** + * ieee802154_nl_assoc_confirm - Notify userland of association. + * @dev: The device which has completed association. + * @short_addr: The short address assigned to the device. + * @status: The status of the association. + * + * Inform userland of the result of an association request. If the + * association request included asking the coordinator to allocate + * a short address then it is returned in @short_addr. + * + * Note: This is in section 7.3.2 of the IEEE 802.15.4 document. + */ +int ieee802154_nl_assoc_confirm(struct net_device *dev, + u16 short_addr, u8 status); + +/** + * ieee802154_nl_disassoc_indic - Notify userland of disassociation. + * @dev: The device on which disassociation was indicated. + * @addr: The device which is disassociating. + * @reason: The reason for the disassociation. + * + * Inform userland that a device has disassociated from the network. + * + * Note: This is in section 7.3.3 of the IEEE 802.15.4 document. + */ +int ieee802154_nl_disassoc_indic(struct net_device *dev, + struct ieee802154_addr *addr, u8 reason); + +/** + * ieee802154_nl_disassoc_confirm - Notify userland of disassociation + * completion. + * @dev: The device on which disassociation was ordered. + * @status: The result of the disassociation. + * + * Inform userland of the result of requesting that a device + * disassociate, or the result of requesting that we disassociate from + * a PAN managed by another coordinator. + * + * Note: This is in section 7.1.4.3 of the IEEE 802.15.4 document. + */ +int ieee802154_nl_disassoc_confirm(struct net_device *dev, + u8 status); + +/** + * ieee802154_nl_scan_confirm - Notify userland of completion of scan. + * @dev: The device which was instructed to scan. + * @status: The status of the scan operation. + * @scan_type: What type of scan was performed. + * @unscanned: Any channels that the device was unable to scan. + * @edl: The energy levels (if a passive scan). + * + * + * Note: This is in section 7.1.11 of the IEEE 802.15.4 document. + * Note: This API does not permit the return of an active scan result. + */ +int ieee802154_nl_scan_confirm(struct net_device *dev, + u8 status, u8 scan_type, u32 unscanned, + u8 *edl/*, struct list_head *pan_desc_list */); + +/** + * ieee802154_nl_beacon_indic - Notify userland of a received beacon. + * @dev: The device on which a beacon was received. + * @panid: The PAN of the coordinator. + * @coord_addr: The short address of the coordinator on that PAN. + * + * Note: This is in section 7.1.5 of the IEEE 802.15.4 document. + * Note: This API does not provide extended information such as what + * channel the PAN is on or what the LQI of the beacon frame was on + * receipt. + * Note: This API cannot indicate a beacon frame for a coordinator + * operating in long addressing mode. + */ +int ieee802154_nl_beacon_indic(struct net_device *dev, u16 panid, + u16 coord_addr); + +#endif diff --git a/include/net/phonet/pn_dev.h b/include/net/phonet/pn_dev.h index 29d12673661..44c923c9e21 100644 --- a/include/net/phonet/pn_dev.h +++ b/include/net/phonet/pn_dev.h @@ -49,4 +49,6 @@ void phonet_address_notify(int event, struct net_device *dev, u8 addr); #define PN_NO_ADDR 0xff +extern const struct file_operations pn_sock_seq_fops; + #endif diff --git a/include/net/pkt_sched.h b/include/net/pkt_sched.h index 82a3191375f..f911ec7598e 100644 --- a/include/net/pkt_sched.h +++ b/include/net/pkt_sched.h @@ -87,6 +87,9 @@ extern struct qdisc_rate_table *qdisc_get_rtab(struct tc_ratespec *r, extern void qdisc_put_rtab(struct qdisc_rate_table *tab); extern void qdisc_put_stab(struct qdisc_size_table *tab); extern void qdisc_warn_nonwc(char *txt, struct Qdisc *qdisc); +extern int sch_direct_xmit(struct sk_buff *skb, struct Qdisc *q, + struct net_device *dev, struct netdev_queue *txq, + spinlock_t *root_lock); extern void __qdisc_run(struct Qdisc *q); diff --git a/include/net/sch_generic.h b/include/net/sch_generic.h index 964ffa0d881..84b3fc2aef0 100644 --- a/include/net/sch_generic.h +++ b/include/net/sch_generic.h @@ -45,6 +45,7 @@ struct Qdisc #define TCQ_F_BUILTIN 1 #define TCQ_F_THROTTLED 2 #define TCQ_F_INGRESS 4 +#define TCQ_F_CAN_BYPASS 8 #define TCQ_F_WARN_NONWC (1 << 16) int padded; struct Qdisc_ops *ops; @@ -182,6 +183,11 @@ struct qdisc_skb_cb { char data[]; }; +static inline int qdisc_qlen(struct Qdisc *q) +{ + return q->q.qlen; +} + static inline struct qdisc_skb_cb *qdisc_skb_cb(struct sk_buff *skb) { return (struct qdisc_skb_cb *)skb->cb; @@ -387,13 +393,18 @@ static inline int qdisc_enqueue_root(struct sk_buff *skb, struct Qdisc *sch) return qdisc_enqueue(skb, sch) & NET_XMIT_MASK; } +static inline void __qdisc_update_bstats(struct Qdisc *sch, unsigned int len) +{ + sch->bstats.bytes += len; + sch->bstats.packets++; +} + static inline int __qdisc_enqueue_tail(struct sk_buff *skb, struct Qdisc *sch, struct sk_buff_head *list) { __skb_queue_tail(list, skb); sch->qstats.backlog += qdisc_pkt_len(skb); - sch->bstats.bytes += qdisc_pkt_len(skb); - sch->bstats.packets++; + __qdisc_update_bstats(sch, qdisc_pkt_len(skb)); return NET_XMIT_SUCCESS; } diff --git a/include/net/scm.h b/include/net/scm.h index f45bb6eca7d..cf48c800e92 100644 --- a/include/net/scm.h +++ b/include/net/scm.h @@ -26,7 +26,6 @@ struct scm_cookie #ifdef CONFIG_SECURITY_NETWORK u32 secid; /* Passed security ID */ #endif - unsigned long seq; /* Connection seqno */ }; extern void scm_detach_fds(struct msghdr *msg, struct scm_cookie *scm); @@ -59,7 +58,6 @@ static __inline__ int scm_send(struct socket *sock, struct msghdr *msg, scm->creds.gid = current_gid(); scm->creds.pid = task_tgid_vnr(p); scm->fp = NULL; - scm->seq = 0; unix_get_peersec_dgram(sock, scm); if (msg->msg_controllen <= 0) return 0; diff --git a/include/net/sctp/constants.h b/include/net/sctp/constants.h index b05b0557211..8bc25f7b04c 100644 --- a/include/net/sctp/constants.h +++ b/include/net/sctp/constants.h @@ -241,7 +241,9 @@ const char *sctp_tname(const sctp_subtype_t); /* timeouts */ const char *sctp_pname(const sctp_subtype_t); /* primitives */ /* This is a table of printable names of sctp_state_t's. */ -extern const char *sctp_state_tbl[], *sctp_evttype_tbl[], *sctp_status_tbl[]; +extern const char *const sctp_state_tbl[]; +extern const char *const sctp_evttype_tbl[]; +extern const char *const sctp_status_tbl[]; /* Maximum chunk length considering padding requirements. */ enum { SCTP_MAX_CHUNK_LEN = ((1<<16) - sizeof(__u32)) }; diff --git a/include/net/udp.h b/include/net/udp.h index 90e6ce56be6..5fb029f817a 100644 --- a/include/net/udp.h +++ b/include/net/udp.h @@ -207,4 +207,7 @@ extern void udp4_proc_exit(void); #endif extern void udp_init(void); + +extern int udp4_ufo_send_check(struct sk_buff *skb); +extern struct sk_buff *udp4_ufo_fragment(struct sk_buff *skb, int features); #endif /* _UDP_H */ diff --git a/include/net/xfrm.h b/include/net/xfrm.h index 9e3a3f4c1f6..223e90a4482 100644 --- a/include/net/xfrm.h +++ b/include/net/xfrm.h @@ -1280,7 +1280,7 @@ struct xfrm6_tunnel { }; extern void xfrm_init(void); -extern void xfrm4_init(void); +extern void xfrm4_init(int rt_hash_size); extern int xfrm_state_init(struct net *net); extern void xfrm_state_fini(struct net *net); extern void xfrm4_state_init(void); |