fragattacks/wpa_supplicant/gas_query.h
Jouni Malinen b9e6d7001d Use radio work for GAS requests
Avoid concurrent GAS operations with any other exclusive use of the
radio by using the radio work queuing mechanism. This replaces some of
the earlier constraints on concurrent operations with the more generic
wpa_radio work concept.

Signed-hostap: Jouni Malinen <j@w1.fi>
2014-01-07 10:45:09 +02:00

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);
/**
* 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 */