main.c File Reference

WINC3400 Simple Roaming UDP Client Example.

Copyright (c) 2021 Microchip Technology Inc. and its subsidiaries.

#include "asf.h"
#include <string.h>
#include "main.h"
#include "common/include/nm_common.h"
#include "driver/include/m2m_wifi.h"
#include "socket/include/socket.h"

Data Structures
struct	s_msg_wifi_product
	Message format definitions. More...
struct	s_msg_wifi_product_main

Macros
#define	STRING_EOL   "\r\n"
#define	STRING_HEADER

Typedefs
typedef struct s_msg_wifi_product	t_msg_wifi_product
	Message format definitions. More...
typedef struct s_msg_wifi_product_main	t_msg_wifi_product_main

Functions
static void	configure_console (void)
int	main (void)
	Main application function. More...
static void	socket_cb (SOCKET sock, uint8_t u8Msg, void *pvMsg)
	Callback to get the Data from socket. More...
static void	wifi_cb (uint8_t u8MsgType, void *pvMsg)
	Callback to get the Wi-Fi status update. More...

Variables
struct sockaddr_in	addr
static uint8_t	gau8ReceivedBuffer [MAIN_WIFI_M2M_BUFFER_SIZE] = {0}
	Receive buffer definition. More...
static uint8_t	gau8SocketTestBuffer [MAIN_WIFI_M2M_BUFFER_SIZE] = {0}
	Test buffer. More...
static t_msg_wifi_product	msg_wifi_product
	Message format declarations. More...
static t_msg_wifi_product_main	msg_wifi_product_main
static uint8_t	packetCnt = 0
	UDP packet count. More...
static SOCKET	udp_client_socket = -1
	Socket for client. More...
static uint8_t	wifi_connected
	Wi-Fi connection state. More...

#define STRING_EOL   "\r\n"

#define STRING_HEADER

Value:

"-- WINC3400 Simple Roaming UDP client example --"STRING_EOL \
    "-- "BOARD_NAME " --"STRING_EOL \
    "-- Compiled: "__DATE__ " "__TIME__ " --"STRING_EOL

Referenced by main().

typedef struct s_msg_wifi_product t_msg_wifi_product

Message format definitions.

typedef struct s_msg_wifi_product_main t_msg_wifi_product_main

static void configure_console ( void  )

static

References uart_rs232_options::baudrate, CONF_UART, CONF_UART_BAUDRATE, CONF_UART_CHAR_LENGTH, CONF_UART_PARITY, CONF_UART_STOP_BITS, CONSOLE_UART_ID, stdio_serial_init(), and sysclk_enable_peripheral_clock().

Referenced by main().

int main

(

void

)

Main application function.

Initialize system, UART console, network then start function of UDP socket.

Returns

program return value.

References _htonl, _htons, AF_INET, bind(), board_init(), configure_console(), M2M_SUCCESS, M2M_WIFI_CH_ALL, m2m_wifi_connect(), M2M_WIFI_CONNECTED, m2m_wifi_enable_roaming(), m2m_wifi_handle_events(), m2m_wifi_init(), MAIN_WIFI_M2M_SERVER_IP, MAIN_WIFI_M2M_SERVER_PORT, MAIN_WLAN_AUTH, MAIN_WLAN_PSK, MAIN_WLAN_SSID, nm_bsp_init(), NULL, tstrWifiInitParam::pfAppWifiCb, registerSocketCallback(), in_addr::s_addr, sendto(), sockaddr_in::sin_addr, sockaddr_in::sin_family, sockaddr_in::sin_port, SOCK_DGRAM, socket(), socket_cb(), socketInit(), STRING_HEADER, sysclk_init(), udp_client_socket, wifi_cb(), and wifi_connected.

static void socket_cb ( SOCKET  sock, uint8_t  u8Msg, void *  pvMsg  )

static

Callback to get the Data from socket.

Parameters

[in]	sock	socket handler.
[in]	u8Msg	socket event type. Possible values are: SOCKET_MSG_BIND SOCKET_MSG_LISTEN SOCKET_MSG_ACCEPT SOCKET_MSG_CONNECT SOCKET_MSG_RECV SOCKET_MSG_SEND SOCKET_MSG_SENDTO SOCKET_MSG_RECVFROM
[in]	pvMsg	is a pointer to message structure. Existing types are: tstrSocketBindMsg tstrSocketListenMsg tstrSocketAcceptMsg tstrSocketConnectMsg tstrSocketRecvMsg

References addr, gau8ReceivedBuffer, gau8SocketTestBuffer, MAIN_WIFI_M2M_BUFFER_SIZE, tstrSocketRecvMsg::pu8Buffer, recvfrom(), tstrSocketRecvMsg::s16BufferSize, sendto(), SOCKET_MSG_BIND, SOCKET_MSG_RECVFROM, SOCKET_MSG_SENDTO, and tstrSocketBindMsg::status.

Referenced by main().

static void wifi_cb ( uint8_t  u8MsgType, void *  pvMsg  )

static

Callback to get the Wi-Fi status update.

Parameters

[in]	u8MsgType	type of Wi-Fi notification. Possible types are: M2M_WIFI_RESP_CURRENT_RSSI M2M_WIFI_RESP_CON_STATE_CHANGED M2M_WIFI_RESP_CONNTION_STATE M2M_WIFI_RESP_SCAN_DONE M2M_WIFI_RESP_SCAN_RESULT M2M_WIFI_REQ_WPS M2M_WIFI_RESP_IP_CONFIGURED M2M_WIFI_RESP_IP_CONFLICT M2M_WIFI_RESP_P2P M2M_WIFI_RESP_AP M2M_WIFI_RESP_CLIENT_INFO
[in]	pvMsg	A pointer to a buffer containing the notification parameters (if any). It should be casted to the correct data type corresponding to the notification type. Existing types are: tstrM2mWifiStateChanged tstrM2MWPSInfo tstrM2MP2pResp tstrM2MAPResp tstrM2mScanDone tstrM2mWifiscanResult

References M2M_WIFI_CH_ALL, m2m_wifi_connect(), M2M_WIFI_CONNECTED, M2M_WIFI_DISCONNECTED, M2M_WIFI_REQ_DHCP_CONF, M2M_WIFI_RESP_CON_STATE_CHANGED, M2M_WIFI_ROAMED, MAIN_WLAN_AUTH, MAIN_WLAN_PSK, MAIN_WLAN_SSID, tstrM2mWifiStateChanged::u8CurrState, and wifi_connected.

Referenced by main().

struct sockaddr_in addr

Referenced by socket_cb().

uint8_t gau8ReceivedBuffer[MAIN_WIFI_M2M_BUFFER_SIZE] = {0}

static

Receive buffer definition.

Referenced by socket_cb().

uint8_t gau8SocketTestBuffer[MAIN_WIFI_M2M_BUFFER_SIZE] = {0}

static

Test buffer.

Referenced by socket_cb().

t_msg_wifi_product msg_wifi_product

static

Initial value:

= {
    .name = MAIN_WIFI_M2M_PRODUCT_NAME,
}

Message format declarations.

t_msg_wifi_product_main msg_wifi_product_main

static

Initial value:

= {
    .name = MAIN_WIFI_M2M_PRODUCT_NAME,
}

uint8_t packetCnt = 0

static

UDP packet count.

SOCKET udp_client_socket = -1

static

Socket for client.

Referenced by main().

uint8_t wifi_connected

static

Wi-Fi connection state.

Referenced by main(), and wifi_cb().