wpa_supplicant/gas_query.h

   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, const u8 *data, size_t len, int freq);
  21
  22 /**
  23  * enum gas_query_result - GAS query result
  24  */
  25 enum gas_query_result {
  26         GAS_QUERY_SUCCESS,
  27         GAS_QUERY_FAILURE,
  28         GAS_QUERY_TIMEOUT,
  29         GAS_QUERY_PEER_ERROR,
  30         GAS_QUERY_INTERNAL_ERROR,
  31         GAS_QUERY_CANCELLED,
  32         GAS_QUERY_DELETED_AT_DEINIT
  33 };
  34
  35 int gas_query_req(struct gas_query *gas, const u8 *dst, int freq,
  36                   struct wpabuf *req,
  37                   void (*cb)(void *ctx, const u8 *dst, u8 dialog_token,
  38                              enum gas_query_result result,
  39                              const struct wpabuf *adv_proto,
  40                              const struct wpabuf *resp, u16 status_code),
  41                   void *ctx);
  42 void gas_query_cancel(struct gas_query *gas, const u8 *dst, u8 dialog_token);
  43
  44 #else /* CONFIG_GAS */
  45
  46 static inline struct gas_query * gas_query_init(struct wpa_supplicant *wpa_s)
  47 {
  48         return (void *) 1;
  49 }
  50
  51 static inline void gas_query_deinit(struct gas_query *gas)
  52 {
  53 }
  54
  55 #endif /* CONFIG_GAS */
  56
  57
  58 #endif /* GAS_QUERY_H */