hostapd/wpa_supplicant/gas_query.h
Jouni Malinen cbc5484892 GAS: Do not start new scan operation during an ongoing GAS query
These operations can have conflicting offchannel requirements, so wait
with a new scan trigger until a pending GAS query has been completed.

Signed-hostap: Jouni Malinen <jouni@qca.qualcomm.com>
2013-10-21 13:20:38 +03:00

59 lines
1.4 KiB
C

/*
* Generic advertisement service (GAS) query
* Copyright (c) 2009, Atheros Communications
* Copyright (c) 2011, Qualcomm Atheros
*
* This software may be distributed under the terms of the BSD license.
* See README for more details.
*/
#ifndef GAS_QUERY_H
#define GAS_QUERY_H
struct gas_query;
#ifdef CONFIG_GAS
struct gas_query * gas_query_init(struct wpa_supplicant *wpa_s);
void gas_query_deinit(struct gas_query *gas);
int gas_query_rx(struct gas_query *gas, const u8 *da, const u8 *sa,
const u8 *bssid, const u8 *data, size_t len, int freq);
int gas_query_in_progress(struct gas_query *gas);
/**
* enum gas_query_result - GAS query result
*/
enum gas_query_result {
GAS_QUERY_SUCCESS,
GAS_QUERY_FAILURE,
GAS_QUERY_TIMEOUT,
GAS_QUERY_PEER_ERROR,
GAS_QUERY_INTERNAL_ERROR,
GAS_QUERY_CANCELLED,
GAS_QUERY_DELETED_AT_DEINIT
};
int gas_query_req(struct gas_query *gas, const u8 *dst, int freq,
struct wpabuf *req,
void (*cb)(void *ctx, const u8 *dst, u8 dialog_token,
enum gas_query_result result,
const struct wpabuf *adv_proto,
const struct wpabuf *resp, u16 status_code),
void *ctx);
void gas_query_cancel(struct gas_query *gas, const u8 *dst, u8 dialog_token);
#else /* CONFIG_GAS */
static inline struct gas_query * gas_query_init(struct wpa_supplicant *wpa_s)
{
return (void *) 1;
}
static inline void gas_query_deinit(struct gas_query *gas)
{
}
#endif /* CONFIG_GAS */
#endif /* GAS_QUERY_H */