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/*
* FST module - miscellaneous definitions
* Copyright (c) 2014, Qualcomm Atheros, Inc.
*
* This software may be distributed under the terms of the BSD license.
* See README for more details.
*/
#ifndef FST_CTRL_AUX_H
#define FST_CTRL_AUX_H
#include "common/defs.h"
/* FST module control interface API */
#define FST_INVALID_SESSION_ID ((u32) -1)
#define FST_MAX_GROUP_ID_SIZE 32
#define FST_MAX_INTERFACE_SIZE 32
enum fst_session_state {
FST_SESSION_STATE_INITIAL,
FST_SESSION_STATE_SETUP_COMPLETION,
FST_SESSION_STATE_TRANSITION_DONE,
FST_SESSION_STATE_TRANSITION_CONFIRMED,
FST_SESSION_STATE_LAST
};
enum fst_event_type {
EVENT_FST_IFACE_STATE_CHANGED, /* An interface has been either attached
* to or detached from an FST group */
EVENT_FST_ESTABLISHED, /* FST Session has been established */
EVENT_FST_SETUP, /* FST Session request received */
EVENT_FST_SESSION_STATE_CHANGED,/* FST Session state has been changed */
EVENT_PEER_STATE_CHANGED /* FST related generic event occurred,
* see struct fst_hostap_event_data for
* more info */
};
enum fst_reason {
REASON_TEARDOWN,
REASON_SETUP,
REASON_SWITCH,
REASON_STT,
REASON_REJECT,
REASON_ERROR_PARAMS,
REASON_RESET,
REASON_DETACH_IFACE,
};
enum fst_initiator {
FST_INITIATOR_UNDEFINED,
FST_INITIATOR_LOCAL,
FST_INITIATOR_REMOTE,
};
union fst_event_extra {
struct fst_event_extra_iface_state {
bool attached;
char ifname[FST_MAX_INTERFACE_SIZE];
char group_id[FST_MAX_GROUP_ID_SIZE];
} iface_state; /* for EVENT_FST_IFACE_STATE_CHANGED */
struct fst_event_extra_peer_state {
bool connected;
char ifname[FST_MAX_INTERFACE_SIZE];
u8 addr[ETH_ALEN];
} peer_state; /* for EVENT_PEER_STATE_CHANGED */
struct fst_event_extra_session_state {
enum fst_session_state old_state;
enum fst_session_state new_state;
union fst_session_state_switch_extra {
struct {
enum fst_reason reason;
u8 reject_code; /* REASON_REJECT */
/* REASON_SWITCH,
* REASON_TEARDOWN,
* REASON_REJECT
*/
enum fst_initiator initiator;
} to_initial;
} extra;
} session_state; /* for EVENT_FST_SESSION_STATE_CHANGED */
};
/* helpers - prints enum in string form */
#define FST_NAME_UNKNOWN "UNKNOWN"
const char * fst_get_str_name(unsigned index, const char *names[],
size_t names_size);
const char * fst_session_event_type_name(enum fst_event_type);
const char * fst_reason_name(enum fst_reason reason);
const char * fst_session_state_name(enum fst_session_state state);
#endif /* FST_CTRL_AUX_H */