Wireless Network Interface Function

NetIF_WiFi_Scan()

Scan available wireless access point.

net_if_wifi.h/net_if_wifi.c

if_nbr

Interface number to scan wireless access point.

p_buf_scan

Pointer to a buffer that will receive wireless access point found.

buf_scan_len_max

Maximum number of access point that can be stored in the scan buffer.

p_ssid

Pointer to a:

a. string that contains the hidden SSID to scan for

b. null pointer, if the scan is for all SSID broadcasted.

ch

Wireless channel number to scan:

NET_IF_WIFI_CH_ALL

NET_IF_WIFI_CH_1

NET_IF_WIFI_CH_2

NET_IF_WIFI_CH_3

NET_IF_WIFI_CH_4

NET_IF_WIFI_CH_5

NET_IF_WIFI_CH_6

NET_IF_WIFI_CH_7

NET_IF_WIFI_CH_8

NET_IF_WIFI_CH_9

NET_IF_WIFI_CH_10

NET_IF_WIFI_CH_11

NET_IF_WIFI_CH_12

NET_IF_WIFI_CH_13

NET_IF_WIFI_CH_14

perr

Pointer to variable that will receive the return error code from this function:

NET_IF_WIFI_ERR_NONE

NET_IF_WIFI_ERR_CH_INVALID

NET_IF_WIFI_ERR_SCAN

NET_IF_ERR_NULL_PTR

Number of wireless access point found and set in the scan buffer.

None.

None.