1 /* 2 * Generic advertisement service (GAS) query 3 * Copyright (c) 2009, Atheros Communications 4 * Copyright (c) 2011, Qualcomm Atheros 5 * 6 * This software may be distributed under the terms of the BSD license. 7 * See README for more details. 8 */ 9 10 #ifndef GAS_QUERY_H 11 #define GAS_QUERY_H 12 13 struct gas_query; 14 15 #ifdef CONFIG_GAS 16 17 struct gas_query * gas_query_init(struct wpa_supplicant *wpa_s); 18 void gas_query_deinit(struct gas_query *gas); 19 int gas_query_rx(struct gas_query *gas, const u8 *da, const u8 *sa, 20 const u8 *bssid, u8 categ, const u8 *data, size_t len, 21 int freq); 22 23 /** 24 * enum gas_query_result - GAS query result 25 */ 26 enum gas_query_result { 27 GAS_QUERY_SUCCESS, 28 GAS_QUERY_FAILURE, 29 GAS_QUERY_TIMEOUT, 30 GAS_QUERY_PEER_ERROR, 31 GAS_QUERY_INTERNAL_ERROR, 32 GAS_QUERY_STOPPED, 33 GAS_QUERY_DELETED_AT_DEINIT 34 }; 35 36 int gas_query_req(struct gas_query *gas, const u8 *dst, int freq, 37 int wildcard_bssid, struct wpabuf *req, 38 void (*cb)(void *ctx, const u8 *dst, u8 dialog_token, 39 enum gas_query_result result, 40 const struct wpabuf *adv_proto, 41 const struct wpabuf *resp, u16 status_code), 42 void *ctx); 43 int gas_query_stop(struct gas_query *gas, u8 dialog_token); 44 45 #else /* CONFIG_GAS */ 46 47 static inline struct gas_query * gas_query_init(struct wpa_supplicant *wpa_s) 48 { 49 return (void *) 1; 50 } 51 52 static inline void gas_query_deinit(struct gas_query *gas) 53 { 54 } 55 56 #endif /* CONFIG_GAS */ 57 58 59 #endif /* GAS_QUERY_H */ 60