Data Structures
struct	lws_netdev_config

struct	lws_netdev_ops

struct	lws_netdevs

struct	lws_netdev_instance

struct	lws_wifi_creds

struct	lws_netdev_instance_wifi

struct	lws_wifi_sta

Macros
#define	LWS_WIFI_MAX_SCAN_TRACK 16

#define	LWS_ETH_ALEN 6

#define	rssi_averaged(_x)

#define	lws_netdev_wifi_plat_ops

Typedefs
typedef uint8_t	lws_wifi_ch_t

typedef int8_t	lws_wifi_rssi_t

typedef struct lws_netdev_config	lws_netdev_config_t

typedef struct lws_netdev_ops	lws_netdev_ops_t

typedef struct lws_netdevs	lws_netdevs_t

typedef struct lws_netdev_instance	lws_netdev_instance_t

typedef struct lws_wifi_creds	lws_wifi_creds_t

typedef struct lws_netdev_instance_wifi	lws_netdev_instance_wifi_t

typedef struct lws_wifi_sta	lws_wifi_sta_t

Enumerations
enum	lws_netdev_type_t { LWSNDTYP_UNKNOWN , LWSNDTYP_WIFI , LWSNDTYP_ETH }

enum	{ LNDIW_ALG_OPEN , LNDIW_ALG_WPA2 , LNDIW_MODE_STA = (1 << 0) , LNDIW_MODE_AP = (1 << 1) , LNDIW_UP = (1 << 7) , LNDIW_ACQ_IPv4 = (1 << 0) , LNDIW_ACQ_IPv6 = (1 << 1) }

enum	lws_netdev_wifi_state_t { LWSNDVWIFI_STATE_INITIAL , LWSNDVWIFI_STATE_SCAN , LWSNDVWIFI_STATE_AP , LWSNDVWIFI_STATE_AP_SCAN , LWSNDVWIFI_STATE_STAT_GRP_AP , LWSNDVWIFI_STATE_STAT_GRP_AP_SCAN , LWSNDVWIFI_STATE_STAT , LWSNDVWIFI_STATE_STAT_HAPPY }

Functions
LWS_VISIBLE LWS_EXTERN lws_netdevs_t *	lws_netdevs_from_ctx (struct lws_context *ctx)

LWS_VISIBLE LWS_EXTERN int	lws_netdev_credentials_settings_set (lws_netdevs_t *nds)

LWS_VISIBLE LWS_EXTERN int	lws_netdev_credentials_settings_get (lws_netdevs_t *nds)

LWS_VISIBLE LWS_EXTERN struct lws_netdev_instance *	lws_netdev_wifi_create_plat (struct lws_context ctx, const lws_netdev_ops_t ops, const char name, void platinfo)

LWS_VISIBLE LWS_EXTERN int	lws_netdev_wifi_configure_plat (struct lws_netdev_instance nd, lws_netdev_config_t config)

LWS_VISIBLE LWS_EXTERN int	lws_netdev_wifi_event_plat (struct lws_netdev_instance nd, lws_usec_t timestamp, void buf, size_t len)

LWS_VISIBLE LWS_EXTERN int	lws_netdev_wifi_up_plat (struct lws_netdev_instance *nd)

LWS_VISIBLE LWS_EXTERN int	lws_netdev_wifi_down_plat (struct lws_netdev_instance *nd)

LWS_VISIBLE LWS_EXTERN void	lws_netdev_wifi_destroy_plat (struct lws_netdev_instance **pnd)

LWS_VISIBLE LWS_EXTERN void	lws_netdev_wifi_scan_plat (lws_netdev_instance_t *nd)

LWS_VISIBLE LWS_EXTERN int	lws_netdev_wifi_connect_plat (lws_netdev_instance_t wnd, const char ssid, const char passphrase, uint8_t bssid)

LWS_VISIBLE LWS_EXTERN lws_netdev_instance_t *	lws_netdev_find (lws_netdevs_t netdevs, const char ifname)

LWS_VISIBLE LWS_EXTERN int	lws_netdev_plat_init (void)

LWS_VISIBLE LWS_EXTERN int	lws_netdev_plat_wifi_init (void)

Data Structure Documentation

◆ lws_netdev_config

struct lws_netdev_config

Definition at line 42 of file lws-netdev.h.

Collaboration diagram for lws_netdev_config:

Data Fields
void *	plat_config

◆ lws_netdevs

struct lws_netdevs

Definition at line 75 of file lws-netdev.h.

Collaboration diagram for lws_netdevs:

Data Fields
lws_dll2_owner_t	owner	list of netdevs / lws_netdev_instance_t -based objects
lws_dll2_owner_t	owner_creds	list of known credentials
struct lwsac *	ac_creds	lwsac holding retreived credentials settings, or NULL
lws_settings_instance_t *	si
lws_sockaddr46	sa46_dns_resolver
uint8_t	refcount_creds	when there are multiple netdevs, must refcount creds in mem

◆ lws_netdev_instance

struct lws_netdev_instance

Definition at line 96 of file lws-netdev.h.

Collaboration diagram for lws_netdev_instance:

Data Fields
const char *	name
const lws_netdev_ops_t *	ops
void *	platinfo
lws_dll2_t	list
uint8_t	mac[LWS_ETH_ALEN]
uint8_t	type

◆ lws_wifi_creds

struct lws_wifi_creds

Definition at line 171 of file lws-netdev.h.

Collaboration diagram for lws_wifi_creds:

Data Fields
lws_dll2_t	list
uint8_t	bssid[LWS_ETH_ALEN]
char	passphrase[64]
char	ssid[33]
uint8_t	alg

◆ lws_netdev_instance_wifi

struct lws_netdev_instance_wifi

Definition at line 184 of file lws-netdev.h.

Collaboration diagram for lws_netdev_instance_wifi:

Data Fields
lws_netdev_instance_t	inst
lws_dll2_owner_t	scan
lws_sorted_usec_list_t	sul_scan
lws_wifi_creds_t *	ap_cred
const char *	ap_ip
const char *	sta_ads
char	current_attempt_ssid[33]
uint8_t	current_attempt_bssid[LWS_ETH_ALEN]
uint8_t	flags
uint8_t	state

◆ lws_wifi_sta

struct lws_wifi_sta

Definition at line 205 of file lws-netdev.h.

Collaboration diagram for lws_wifi_sta:

Data Fields
lws_dll2_t	list
uint32_t	last_seen
uint32_t	last_tried
uint8_t	bssid[LWS_ETH_ALEN]
char *	ssid
uint8_t	ssid_len
lws_wifi_ch_t	ch
lws_wifi_rssi_t	rssi[8]
int16_t	rssi_avg
uint8_t	authmode
uint8_t	rssi_count
uint8_t	rssi_next

Macro Definition Documentation

◆ LWS_WIFI_MAX_SCAN_TRACK

#define LWS_WIFI_MAX_SCAN_TRACK 16

Definition at line 25 of file lws-netdev.h.

◆ LWS_ETH_ALEN

#define LWS_ETH_ALEN 6

Definition at line 26 of file lws-netdev.h.

◆ rssi_averaged

#define rssi_averaged ( _x )

Value:

                (_x->rssi_count ? \
                ((int)_x->rssi_avg / (int)_x->rssi_count) : \
                        -200)

Definition at line 225 of file lws-netdev.h.

◆ lws_netdev_wifi_plat_ops

#define lws_netdev_wifi_plat_ops

Value:

        .create                         = lws_netdev_wifi_create_plat, \
        .configure                      = lws_netdev_wifi_configure_plat, \
        .event                          = lws_netdev_wifi_event_plat, \
        .up                             = lws_netdev_wifi_up_plat, \
        .down                           = lws_netdev_wifi_down_plat, \
        .connect                        = lws_netdev_wifi_connect_plat, \
        .scan                           = lws_netdev_wifi_scan_plat, \
        .destroy                        = lws_netdev_wifi_destroy_plat

Definition at line 264 of file lws-netdev.h.

Typedef Documentation

◆ lws_wifi_ch_t

typedef uint8_t lws_wifi_ch_t

Definition at line 28 of file lws-netdev.h.

◆ lws_wifi_rssi_t

typedef int8_t lws_wifi_rssi_t

Definition at line 29 of file lws-netdev.h.

◆ lws_netdev_config_t

typedef struct lws_netdev_config lws_netdev_config_t

◆ lws_netdev_ops_t

typedef struct lws_netdev_ops lws_netdev_ops_t

◆ lws_netdevs_t

typedef struct lws_netdevs lws_netdevs_t

◆ lws_netdev_instance_t

typedef struct lws_netdev_instance lws_netdev_instance_t

◆ lws_wifi_creds_t

typedef struct lws_wifi_creds lws_wifi_creds_t

◆ lws_netdev_instance_wifi_t

typedef struct lws_netdev_instance_wifi lws_netdev_instance_wifi_t

◆ lws_wifi_sta_t

typedef struct lws_wifi_sta lws_wifi_sta_t

Enumeration Type Documentation

◆ lws_netdev_type_t

enum lws_netdev_type_t

Enumerator
LWSNDTYP_UNKNOWN
LWSNDTYP_WIFI
LWSNDTYP_ETH

Definition at line 32 of file lws-netdev.h.

             {
        LWSNDTYP_UNKNOWN,
        LWSNDTYP_WIFI,
        LWSNDTYP_ETH,
} lws_netdev_type_t;

◆ anonymous enum

anonymous enum

Enumerator
LNDIW_ALG_OPEN
LNDIW_ALG_WPA2
LNDIW_MODE_STA
LNDIW_MODE_AP
LNDIW_UP
LNDIW_ACQ_IPv4
LNDIW_ACQ_IPv6

Definition at line 105 of file lws-netdev.h.

     {
        LNDIW_ALG_OPEN,
        LNDIW_ALG_WPA2,
 
        LNDIW_MODE_STA                  = (1 << 0),
        LNDIW_MODE_AP                   = (1 << 1),
        LNDIW_UP                        = (1 << 7),
 
        LNDIW_ACQ_IPv4                  = (1 << 0),
        LNDIW_ACQ_IPv6                  = (1 << 1),
};

◆ lws_netdev_wifi_state_t

enum lws_netdev_wifi_state_t

Enumerator
LWSNDVWIFI_STATE_INITIAL
LWSNDVWIFI_STATE_SCAN
LWSNDVWIFI_STATE_AP
LWSNDVWIFI_STATE_AP_SCAN
LWSNDVWIFI_STATE_STAT_GRP_AP
LWSNDVWIFI_STATE_STAT_GRP_AP_SCAN
LWSNDVWIFI_STATE_STAT
LWSNDVWIFI_STATE_STAT_HAPPY

Definition at line 121 of file lws-netdev.h.

             {
        LWSNDVWIFI_STATE_INITIAL,
                /*
                 * We should gratuitously try whatever last worked for us, then
                 * if that fails, worry about the rest of the logic
                 */
        LWSNDVWIFI_STATE_SCAN,
                /*
                 * Unconnected, scanning: AP known in one of the config slots ->
                 * configure it, start timeout + LWSNDVWIFI_STATE_STAT, if no AP
                 * already up in same group with lower MAC, after a random
                 * period start up our AP (LWSNDVWIFI_STATE_AP)
                 */
        LWSNDVWIFI_STATE_AP,
                /* Trying to be the group AP... periodically do a scan
                 * LWSNDVWIFI_STATE_AP_SCAN, faster and then slower
                 */
        LWSNDVWIFI_STATE_AP_SCAN,
                /*
                 * doing a scan while trying to be the group AP... if we see a
                 * lower MAC being the AP for the same group AP, abandon being
                 * an AP and join that AP as a station
                 */
        LWSNDVWIFI_STATE_STAT_GRP_AP,
                /*
                 * We have decided to join another group member who is being the
                 * AP, as its MAC is lower than ours.  This is a stable state,
                 * but we still do periodic scans
                 * LWSNDVWIFI_STATE_STAT_GRP_AP_SCAN and will always prefer an
                 * AP configured in a slot.
                 */
        LWSNDVWIFI_STATE_STAT_GRP_AP_SCAN,
                /*
                 * We have joined a group member who is doing the AP job... we
                 * want to check every now and then if a configured AP has
                 * appeared that we should better use instead.  Otherwise stay
                 * in LWSNDVWIFI_STATE_STAT_GRP_AP
                 */
        LWSNDVWIFI_STATE_STAT,
                /*
                 * trying to connect to another non-group AP. If we don't get an
                 * IP within a timeout and retries, mark it as unusable it and go back
                 */
        LWSNDVWIFI_STATE_STAT_HAPPY,
} lws_netdev_wifi_state_t;

Function Documentation

◆ lws_netdevs_from_ctx()

LWS_VISIBLE LWS_EXTERN lws_netdevs_t * lws_netdevs_from_ctx ( struct lws_context * ctx )

◆ lws_netdev_credentials_settings_set()

LWS_VISIBLE LWS_EXTERN int lws_netdev_credentials_settings_set ( lws_netdevs_t * nds )

◆ lws_netdev_credentials_settings_get()

LWS_VISIBLE LWS_EXTERN int lws_netdev_credentials_settings_get ( lws_netdevs_t * nds )

◆ lws_netdev_wifi_create_plat()

LWS_VISIBLE LWS_EXTERN struct lws_netdev_instance * lws_netdev_wifi_create_plat	(	struct lws_context *	ctx,
		const lws_netdev_ops_t *	ops,
		const char *	name,
		void *	platinfo
	)

◆ lws_netdev_wifi_configure_plat()

LWS_VISIBLE LWS_EXTERN int lws_netdev_wifi_configure_plat	(	struct lws_netdev_instance *	nd,
		lws_netdev_config_t *	config
	)

◆ lws_netdev_wifi_event_plat()

LWS_VISIBLE LWS_EXTERN int lws_netdev_wifi_event_plat	(	struct lws_netdev_instance *	nd,
		lws_usec_t	timestamp,
		void *	buf,
		size_t	len
	)

◆ lws_netdev_wifi_up_plat()

LWS_VISIBLE LWS_EXTERN int lws_netdev_wifi_up_plat ( struct lws_netdev_instance * nd )

◆ lws_netdev_wifi_down_plat()

LWS_VISIBLE LWS_EXTERN int lws_netdev_wifi_down_plat ( struct lws_netdev_instance * nd )

◆ lws_netdev_wifi_destroy_plat()

LWS_VISIBLE LWS_EXTERN void lws_netdev_wifi_destroy_plat ( struct lws_netdev_instance ** pnd )

◆ lws_netdev_wifi_scan_plat()

LWS_VISIBLE LWS_EXTERN void lws_netdev_wifi_scan_plat ( lws_netdev_instance_t * nd )

◆ lws_netdev_wifi_connect_plat()

LWS_VISIBLE LWS_EXTERN int lws_netdev_wifi_connect_plat	(	lws_netdev_instance_t *	wnd,
		const char *	ssid,
		const char *	passphrase,
		uint8_t *	bssid
	)

◆ lws_netdev_find()

LWS_VISIBLE LWS_EXTERN lws_netdev_instance_t * lws_netdev_find	(	lws_netdevs_t *	netdevs,
		const char *	ifname
	)

◆ lws_netdev_plat_init()

LWS_VISIBLE LWS_EXTERN int lws_netdev_plat_init ( void )

◆ lws_netdev_plat_wifi_init()

LWS_VISIBLE LWS_EXTERN int lws_netdev_plat_wifi_init ( void )

Data Structures

Macros

Typedefs

Enumerations

Functions