X-Git-Url: http://www.project-moonshot.org/gitweb/?a=blobdiff_plain;f=src%2Fp2p%2Fp2p.h;h=5b5a0bf047f2d7210f55c36995559edb4798d110;hb=a6f5b1937ad45ced659d87b1eb5a665c8d137d34;hp=9c7b989745e9577d605d62ed99bf04adf03c0e30;hpb=369678ad14fa56713837de14676edd2ff7de1ac1;p=mech_eap.git diff --git a/src/p2p/p2p.h b/src/p2p/p2p.h index 9c7b989..5b5a0bf 100644 --- a/src/p2p/p2p.h +++ b/src/p2p/p2p.h @@ -9,7 +9,8 @@ #ifndef P2P_H #define P2P_H -#include "wps/wps_defs.h" +#include "common/ieee802_11_defs.h" +#include "wps/wps.h" /* P2P ASP Setup Capability */ #define P2PS_SETUP_NONE 0 @@ -20,11 +21,17 @@ #define P2PS_WILD_HASH_STR "org.wi-fi.wfds" #define P2PS_HASH_LEN 6 #define P2P_MAX_QUERY_HASH 6 +#define P2PS_FEATURE_CAPAB_CPT_MAX 2 + +/** + * P2P_MAX_PREF_CHANNELS - Maximum number of preferred channels + */ +#define P2P_MAX_PREF_CHANNELS 100 /** * P2P_MAX_REG_CLASSES - Maximum number of regulatory classes */ -#define P2P_MAX_REG_CLASSES 10 +#define P2P_MAX_REG_CLASSES 15 /** * P2P_MAX_REG_CLASS_CHANNELS - Maximum number of channels per regulatory class @@ -92,10 +99,14 @@ struct p2p_go_neg_results { int vht; + u8 max_oper_chwidth; + + unsigned int vht_center_freq2; + /** * ssid - SSID of the group */ - u8 ssid[32]; + u8 ssid[SSID_MAX_LEN]; /** * ssid_len - Length of SSID in octets @@ -155,6 +166,11 @@ struct p2p_go_neg_results { struct p2ps_provision { /** + * pd_seeker - P2PS provision discovery seeker role + */ + unsigned int pd_seeker:1; + + /** * status - Remote returned provisioning status code */ int status; @@ -195,6 +211,33 @@ struct p2ps_provision { u8 adv_mac[ETH_ALEN]; /** + * cpt_mask - Supported Coordination Protocol Transport mask + * + * A bitwise mask of supported ASP Coordination Protocol Transports. + * This property is set together and corresponds with cpt_priority. + */ + u8 cpt_mask; + + /** + * cpt_priority - Coordination Protocol Transport priority list + * + * Priorities of supported ASP Coordination Protocol Transports. + * This property is set together and corresponds with cpt_mask. + * The CPT priority list is 0 terminated. + */ + u8 cpt_priority[P2PS_FEATURE_CAPAB_CPT_MAX + 1]; + + /** + * force_freq - The only allowed channel frequency in MHz or 0. + */ + unsigned int force_freq; + + /** + * pref_freq - Preferred operating frequency in MHz or 0. + */ + unsigned int pref_freq; + + /** * info - Vendor defined extra Provisioning information */ char info[0]; @@ -234,6 +277,23 @@ struct p2ps_advertisement { u8 hash[P2PS_HASH_LEN]; /** + * cpt_mask - supported Coordination Protocol Transport mask + * + * A bitwise mask of supported ASP Coordination Protocol Transports. + * This property is set together and corresponds with cpt_priority. + */ + u8 cpt_mask; + + /** + * cpt_priority - Coordination Protocol Transport priority list + * + * Priorities of supported ASP Coordinatin Protocol Transports. + * This property is set together and corresponds with cpt_mask. + * The CPT priority list is 0 terminated. + */ + u8 cpt_priority[P2PS_FEATURE_CAPAB_CPT_MAX + 1]; + + /** * svc_name - NULL Terminated UTF-8 Service Name, and svc_info storage */ char svc_name[0]; @@ -245,6 +305,7 @@ struct p2p_data; enum p2p_scan_type { P2P_SCAN_SOCIAL, P2P_SCAN_FULL, + P2P_SCAN_SPECIFIC, P2P_SCAN_SOCIAL_PLUS_ONE }; @@ -267,27 +328,27 @@ struct p2p_peer_info { /** * device_name - Device Name (0..32 octets encoded in UTF-8) */ - char device_name[33]; + char device_name[WPS_DEV_NAME_MAX_LEN + 1]; /** * manufacturer - Manufacturer (0..64 octets encoded in UTF-8) */ - char manufacturer[65]; + char manufacturer[WPS_MANUFACTURER_MAX_LEN + 1]; /** * model_name - Model Name (0..32 octets encoded in UTF-8) */ - char model_name[33]; + char model_name[WPS_MODEL_NAME_MAX_LEN + 1]; /** * model_number - Model Number (0..32 octets encoded in UTF-8) */ - char model_number[33]; + char model_number[WPS_MODEL_NUMBER_MAX_LEN + 1]; /** * serial_number - Serial Number (0..32 octets encoded in UTF-8) */ - char serial_number[33]; + char serial_number[WPS_SERIAL_NUMBER_MAX_LEN + 1]; /** * level - Signal level @@ -315,7 +376,7 @@ struct p2p_peer_info { * This list includes from 0 to 16 Secondary Device Types as indicated * by wps_sec_dev_type_list_len (8 * number of types). */ - u8 wps_sec_dev_type_list[128]; + u8 wps_sec_dev_type_list[WPS_SEC_DEV_TYPE_MAX_LEN]; /** * wps_sec_dev_type_list_len - Length of secondary device type list @@ -348,6 +409,7 @@ enum p2p_prov_disc_status { P2P_PROV_DISC_TIMEOUT, P2P_PROV_DISC_REJECTED, P2P_PROV_DISC_TIMEOUT_JOIN, + P2P_PROV_DISC_INFO_UNAVAILABLE, }; struct p2p_channel { @@ -493,7 +555,7 @@ struct p2p_config { * This data will be added to the end of the SSID after the * DIRECT- prefix. */ - u8 ssid_postfix[32 - 9]; + u8 ssid_postfix[SSID_MAX_LEN - 9]; /** * ssid_postfix_len - Length of the ssid_postfix data @@ -544,7 +606,8 @@ struct p2p_config { * operation to be completed. Type type argument specifies which type * of scan is to be done. @P2P_SCAN_SOCIAL indicates that only the * social channels (1, 6, 11) should be scanned. @P2P_SCAN_FULL - * indicates that all channels are to be scanned. + * indicates that all channels are to be scanned. @P2P_SCAN_SPECIFIC + * request a scan of a single channel specified by freq. * @P2P_SCAN_SOCIAL_PLUS_ONE request scan of all the social channels * plus one extra channel specified by freq. * @@ -566,12 +629,14 @@ struct p2p_config { * send_probe_resp - Transmit a Probe Response frame * @ctx: Callback context from cb_ctx * @buf: Probe Response frame (including the header and body) + * @freq: Forced frequency (in MHz) to use or 0. * Returns: 0 on success, -1 on failure * * This function is used to reply to Probe Request frames that were * indicated with a call to p2p_probe_req_rx(). The response is to be - * sent on the same channel or to be dropped if the driver is not - * anymore listening to Probe Request frames. + * sent on the same channel, unless otherwise specified, or to be + * dropped if the driver is not listening to Probe Request frames + * anymore. * * Alternatively, the responsibility for building the Probe Response * frames in Listen state may be in another system component in which @@ -582,7 +647,8 @@ struct p2p_config { * Request frames must be indicated by calling p2p_probe_req_rx() even * if this send_probe_resp() is not used. */ - int (*send_probe_resp)(void *ctx, const struct wpabuf *buf); + int (*send_probe_resp)(void *ctx, const struct wpabuf *buf, + unsigned int freq); /** * send_action - Transmit an Action frame @@ -701,6 +767,7 @@ struct p2p_config { * @ctx: Callback context from cb_ctx * @src: Source address of the message triggering this notification * @dev_passwd_id: WPS Device Password ID + * @go_intent: Peer's GO Intent * * This callback is used to notify that a P2P Device is requesting * group owner negotiation with us, but we do not have all the @@ -709,7 +776,8 @@ struct p2p_config { * PIN or PBC button press. This information can be provided with a * call to p2p_connect(). */ - void (*go_neg_req_rx)(void *ctx, const u8 *src, u16 dev_passwd_id); + void (*go_neg_req_rx)(void *ctx, const u8 *src, u16 dev_passwd_id, + u8 go_intent); /** * go_neg_completed - Notification of GO Negotiation results @@ -808,6 +876,9 @@ struct p2p_config { * @ctx: Callback context from cb_ctx * @peer: Source address of the response * @status: Cause of failure, will not be %P2P_PROV_DISC_SUCCESS + * @adv_id: If non-zero, then the adv_id of the PD Request + * @adv_mac: P2P Device Address of the advertizer + * @deferred_session_resp: Deferred session response sent by advertizer * * This callback is used to indicate either a failure or no response * to an earlier provision discovery request. @@ -816,7 +887,9 @@ struct p2p_config { * is not used or failures do not need to be indicated. */ void (*prov_disc_fail)(void *ctx, const u8 *peer, - enum p2p_prov_disc_status status); + enum p2p_prov_disc_status status, + u32 adv_id, const u8 *adv_mac, + const char *deferred_session_resp); /** * invitation_process - Optional callback for processing Invitations @@ -941,18 +1014,21 @@ struct p2p_config { /** * Determine if we have a persistent group we share with remote peer + * and allocate interface for this group if needed * @ctx: Callback context from cb_ctx * @addr: Peer device address to search for * @ssid: Persistent group SSID or %NULL if any * @ssid_len: Length of @ssid - * @go_dev_addr: Buffer for returning intended GO P2P Device Address + * @go_dev_addr: Buffer for returning GO P2P Device Address * @ret_ssid: Buffer for returning group SSID * @ret_ssid_len: Buffer for returning length of @ssid + * @intended_iface_addr: Buffer for returning intended iface address * Returns: 1 if a matching persistent group was found, 0 otherwise */ int (*get_persistent_group)(void *ctx, const u8 *addr, const u8 *ssid, size_t ssid_len, u8 *go_dev_addr, - u8 *ret_ssid, size_t *ret_ssid_len); + u8 *ret_ssid, size_t *ret_ssid_len, + u8 *intended_iface_addr); /** * Get information about a possible local GO role @@ -962,6 +1038,8 @@ struct p2p_config { * @ssid_len: Buffer for returning length of @ssid * @group_iface: Buffer for returning whether a separate group interface * would be used + * @freq: Variable for returning the current operating frequency of a + * currently running P2P GO. * Returns: 1 if GO info found, 0 otherwise * * This is used to compose New Group settings (SSID, and intended @@ -969,7 +1047,76 @@ struct p2p_config { * result in our being an autonomous GO. */ int (*get_go_info)(void *ctx, u8 *intended_addr, - u8 *ssid, size_t *ssid_len, int *group_iface); + u8 *ssid, size_t *ssid_len, int *group_iface, + unsigned int *freq); + + /** + * remove_stale_groups - Remove stale P2PS groups + * + * Because P2PS stages *potential* GOs, and remote devices can remove + * credentials unilaterally, we need to make sure we don't let stale + * unusable groups build up. + */ + int (*remove_stale_groups)(void *ctx, const u8 *peer, const u8 *go, + const u8 *ssid, size_t ssid_len); + + /** + * p2ps_prov_complete - P2PS provisioning complete + * + * When P2PS provisioning completes (successfully or not) we must + * transmit all of the results to the upper layers. + */ + void (*p2ps_prov_complete)(void *ctx, u8 status, const u8 *dev, + const u8 *adv_mac, const u8 *ses_mac, + const u8 *grp_mac, u32 adv_id, u32 ses_id, + u8 conncap, int passwd_id, + const u8 *persist_ssid, + size_t persist_ssid_size, int response_done, + int prov_start, const char *session_info, + const u8 *feat_cap, size_t feat_cap_len, + unsigned int freq, const u8 *group_ssid, + size_t group_ssid_len); + + /** + * prov_disc_resp_cb - Callback for indicating completion of PD Response + * @ctx: Callback context from cb_ctx + * Returns: 1 if operation was started, 0 otherwise + * + * This callback can be used to perform any pending actions after + * provisioning. It is mainly used for P2PS pending group creation. + */ + int (*prov_disc_resp_cb)(void *ctx); + + /** + * p2ps_group_capability - Determine group capability + * @ctx: Callback context from cb_ctx + * @incoming: Peer requested roles, expressed with P2PS_SETUP_* bitmap. + * @role: Local roles, expressed with P2PS_SETUP_* bitmap. + * @force_freq: Variable for returning forced frequency for the group. + * @pref_freq: Variable for returning preferred frequency for the group. + * Returns: P2PS_SETUP_* bitmap of group capability result. + * + * This function can be used to determine group capability and + * frequencies based on information from P2PS PD exchange and the + * current state of ongoing groups and driver capabilities. + */ + u8 (*p2ps_group_capability)(void *ctx, u8 incoming, u8 role, + unsigned int *force_freq, + unsigned int *pref_freq); + + /** + * get_pref_freq_list - Get preferred frequency list for an interface + * @ctx: Callback context from cb_ctx + * @go: Whether the use if for GO role + * @len: Length of freq_list in entries (both IN and OUT) + * @freq_list: Buffer for returning the preferred frequencies (MHz) + * Returns: 0 on success, -1 on failure + * + * This function can be used to query the preferred frequency list from + * the driver specific to a particular interface type. + */ + int (*get_pref_freq_list)(void *ctx, int go, + unsigned int *len, unsigned int *freq_list); }; @@ -1078,13 +1225,17 @@ enum p2p_discovery_type { * @search_delay: Extra delay in milliseconds between search iterations * @seek_count: Number of ASP Service Strings in the seek_string array * @seek_string: ASP Service Strings to query for in Probe Requests + * @freq: Requested first scan frequency (in MHz) to modify type == + * P2P_FIND_START_WITH_FULL behavior. 0 = Use normal full scan. + * If p2p_find is already in progress, this parameter is ignored and full + * scan will be executed. * Returns: 0 on success, -1 on failure */ int p2p_find(struct p2p_data *p2p, unsigned int timeout, enum p2p_discovery_type type, unsigned int num_req_dev_types, const u8 *req_dev_types, const u8 *dev_id, unsigned int search_delay, - u8 seek_count, const char **seek_string); + u8 seek_count, const char **seek_string, int freq); /** * p2p_notify_scan_trigger_status - Indicate scan trigger status @@ -1403,11 +1554,14 @@ enum p2p_probe_req_status { * @bssid: BSSID if available or %NULL * @ie: Information elements from the Probe Request frame body * @ie_len: Length of ie buffer in octets + * @rx_freq: Probe Request frame RX frequency + * @p2p_lo_started: Whether P2P Listen Offload is started * Returns: value indicating the type and status of the probe request */ enum p2p_probe_req_status p2p_probe_req_rx(struct p2p_data *p2p, const u8 *addr, const u8 *dst, - const u8 *bssid, const u8 *ie, size_t ie_len); + const u8 *bssid, const u8 *ie, size_t ie_len, + unsigned int rx_freq, int p2p_lo_started); /** * p2p_rx_action - Report received Action frame @@ -1550,7 +1704,7 @@ struct p2p_group_config { /** * ssid - Group SSID */ - u8 ssid[32]; + u8 ssid[SSID_MAX_LEN]; /** * ssid_len - Length of SSID @@ -1563,6 +1717,12 @@ struct p2p_group_config { int freq; /** + * ip_addr_alloc - Whether IP address allocation within 4-way handshake + * is supported + */ + int ip_addr_alloc; + + /** * cb_ctx - Context to use with callback functions */ void *cb_ctx; @@ -1749,8 +1909,10 @@ int p2p_assoc_req_ie(struct p2p_data *p2p, const u8 *bssid, u8 *buf, * @p2p: P2P module context from p2p_init() * @ies: Buffer for writing P2P IE * @dev_id: Device ID to search for or %NULL for any + * @bands: Frequency bands used in the scan (enum wpa_radio_work_band bitmap) */ -void p2p_scan_ie(struct p2p_data *p2p, struct wpabuf *ies, const u8 *dev_id); +void p2p_scan_ie(struct p2p_data *p2p, struct wpabuf *ies, const u8 *dev_id, + unsigned int bands); /** * p2p_scan_ie_buf_len - Get maximum buffer length needed for p2p_scan_ie @@ -1956,6 +2118,13 @@ const u8 * p2p_get_go_neg_peer(struct p2p_data *p2p); unsigned int p2p_get_group_num_members(struct p2p_group *group); /** + * p2p_client_limit_reached - Check if client limit is reached + * @group: P2P group context from p2p_group_init() + * Returns: 1 if no of clients limit reached + */ +int p2p_client_limit_reached(struct p2p_group *group); + +/** * p2p_iterate_group_members - Iterate group members * @group: P2P group context from p2p_group_init() * @next: iteration pointer, must be a pointer to a void * that is set to %NULL @@ -1965,6 +2134,16 @@ unsigned int p2p_get_group_num_members(struct p2p_group *group); const u8 * p2p_iterate_group_members(struct p2p_group *group, void **next); /** + * p2p_group_get_client_interface_addr - Get P2P Interface Address of a client in a group + * @group: P2P group context from p2p_group_init() + * @dev_addr: P2P Device Address of the client + * Returns: P2P Interface Address of the client if found or %NULL if no match + * found + */ +const u8 * p2p_group_get_client_interface_addr(struct p2p_group *group, + const u8 *dev_addr); + +/** * p2p_group_get_dev_addr - Get a P2P Device Address of a client in a group * @group: P2P group context from p2p_group_init() * @addr: P2P Interface Address of the client @@ -2150,7 +2329,7 @@ struct p2p_nfc_params { size_t oob_dev_pw_len; int go_freq; u8 go_dev_addr[ETH_ALEN]; - u8 go_ssid[32]; + u8 go_ssid[SSID_MAX_LEN]; size_t go_ssid_len; }; @@ -2170,12 +2349,42 @@ void p2p_loop_on_known_peers(struct p2p_data *p2p, void p2p_set_vendor_elems(struct p2p_data *p2p, struct wpabuf **vendor_elem); +void p2p_set_intended_addr(struct p2p_data *p2p, const u8 *intended_addr); + struct p2ps_advertisement * p2p_service_p2ps_id(struct p2p_data *p2p, u32 adv_id); int p2p_service_add_asp(struct p2p_data *p2p, int auto_accept, u32 adv_id, const char *adv_str, u8 svc_state, - u16 config_methods, const char *svc_info); + u16 config_methods, const char *svc_info, + const u8 *cpt_priority); int p2p_service_del_asp(struct p2p_data *p2p, u32 adv_id); +void p2p_service_flush_asp(struct p2p_data *p2p); struct p2ps_advertisement * p2p_get_p2ps_adv_list(struct p2p_data *p2p); +/** + * p2p_expire_peers - Periodic cleanup function to expire peers + * @p2p: P2P module context from p2p_init() + * + * This is a cleanup function that the entity calling p2p_init() is + * expected to call periodically to clean up expired peer entries. + */ +void p2p_expire_peers(struct p2p_data *p2p); + +void p2p_set_own_pref_freq_list(struct p2p_data *p2p, + const unsigned int *pref_freq_list, + unsigned int size); + +/** + * p2p_group_get_common_freqs - Get the group common frequencies + * @group: P2P group context from p2p_group_init() + * @common_freqs: On return will hold the group common frequencies + * @num: On return will hold the number of group common frequencies + * Returns: 0 on success, -1 otherwise + */ +int p2p_group_get_common_freqs(struct p2p_group *group, int *common_freqs, + unsigned int *num); + +struct wpabuf * p2p_build_probe_resp_template(struct p2p_data *p2p, + unsigned int freq); + #endif /* P2P_H */