MCHP_ATWx.c File Reference

#include "MQTTClient/Wrapper/mqtt.h"
#include "driver/include/m2m_wifi.h"
#include "socket/include/socket.h"
#include "string.h"

Macros
#define	IPV4_BYTE(val, index)   ((val >> (index * 8)) & 0xFF)
	Copyright (C) 2017 Microchip Technology Inc. More...
#define	MQTT_RX_POOL_SIZE   256

Functions
int	ConnectNetwork (Network *n, char *addr, int port, int TLSFlag)
void	dnsResolveCallback (uint8_t *hostName, uint32_t hostIp)
static bool	isMQTTSocket (SOCKET sock)
void	NetworkInit (Network *n)
void	SysTick_Handler (void)
void	tcpClientSocketEventHandler (SOCKET sock, uint8_t u8Msg, void *pvMsg)
void	TimerCountdown (Timer *timer, unsigned int timeout)
void	TimerCountdownMS (Timer *timer, unsigned int timeout)
void	TimerInit (Timer *timer)
char	TimerIsExpired (Timer *timer)
int	TimerLeftMS (Timer *timer)
static void	WINC1500_disconnect (Network *n)
static int	WINC1500_read (Network *n, unsigned char *buffer, int len, int timeout_ms)
static int	WINC1500_write (Network *n, unsigned char *buffer, int len, int timeout_ms)

Variables
static bool	gbMQTTBrokerConnected =false
static bool	gbMQTTBrokerIpresolved =false
static bool	gbMQTTBrokerRecvDone =false
static bool	gbMQTTBrokerSendDone =false
static unsigned char	gcMQTTRxFIFO [MQTT_RX_POOL_SIZE]
static int32_t	gi32MQTTBrokerIp =0
static int32_t	gi32MQTTBrokerRxLen =0
static char *	gpcHostAddr
static uint32_t	gu32MQTTRxFIFOLen =0
static uint32_t	gu32MQTTRxFIFOPtr =0
static unsigned long	MilliTimer =0

#define IPV4_BYTE	(		val,
			index
	)		((val >> (index * 8)) & 0xFF)

Copyright (C) 2017 Microchip Technology Inc.

and its subsidiaries (Microchip). All rights reserved.

You are permitted to use the software and its derivatives with Microchip products.

SOFTWARE AND DOCUMENTATION ARE PROVIDED “AS IS” WITHOUT WARRANTY OF ANY KIND, EITHER EXPRESS OR IMPLIED, INCLUDING WITHOUT LIMITATION, ANY WARRANTY OF MERCHANTABILITY, TITLE, NON-INFRINGEMENT AND FITNESS FOR A PARTICULAR PURPOSE. IN NO EVENT SHALL MICROCHIP OR ITS LICENSORS BE LIABLE OR OBLIGATED UNDER CONTRACT, NEGLIGENCE, STRICT LIABILITY, CONTRIBUTION, BREACH OF WARRANTY, OR OTHER LEGAL OR EQUITABLE THEORY FOR ANY DIRECT OR INDIRECT DAMAGES OR EXPENSES INCLUDING BUT NOT LIMITED TO ANY INCIDENTAL, SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES, OR OTHER SIMILAR COSTS. TO THE FULLEST EXTENT ALLOWED BY LAW, MICROCHIP AND ITS LICENSORS LIABILITY WILL NOT EXCEED THE AMOUNT OF FEES, IF ANY, THAT YOU PAID DIRECTLY TO MICROCHIP TO USE THIS SOFTWARE. MICROCHIP PROVIDES THIS SOFTWARE CONDITIONALLY UPON YOUR ACCEPTANCE OF THESE TERMS.

THIRD PARTY SOFTWARE: Notwithstanding anything to the contrary, any third party software accompanying this software is subject to the terms and conditions of the third party’s license agreement or open source software license. To the extent required by third party or open source licenses covering such third party software, the terms of such license will apply in lieu of the terms provided herein. To the extent the terms of such third party licenses prohibit any of the restrictions described herein, such restrictions will not apply to such third party software. THIRD PARTY SOFTWARE IS SUBJECT TO THE FOREGOING WARRANTY DISCLAIMER AND LIMIT ON LIABILITY PROVIDED IN THE PARAGRAPH ABOVE.

Referenced by dnsResolveCallback().

#define MQTT_RX_POOL_SIZE   256

Referenced by WINC1500_read().

int ConnectNetwork	(	Network *	n,
		char *	addr,
		int	port,
		int	TLSFlag
	)

References _htons, AF_INET, close(), connect(), gbMQTTBrokerConnected, gbMQTTBrokerIpresolved, gethostbyname(), gi32MQTTBrokerIp, gpcHostAddr, Network_t::hostIP, m2m_wifi_handle_events(), NULL, in_addr::s_addr, sockaddr_in::sin_addr, sockaddr_in::sin_family, sockaddr_in::sin_port, SOCK_ERR_INVALID, SOCK_ERR_NO_ERROR, SOCK_STREAM, Network_t::socket, and socket().

Referenced by mqtt_connect().

void dnsResolveCallback	(	uint8_t *	hostName,
		uint32_t	hostIp
	)

References gbMQTTBrokerIpresolved, gi32MQTTBrokerIp, gpcHostAddr, and IPV4_BYTE.

Referenced by mqtt_socket_resolve_handler().

static bool isMQTTSocket ( SOCKET  sock )

static

References mqtt_client_pool::mqtt_instance, MQTT_MAX_CLIENTS, mqttClientPool, mqtt_module::network, NULL, and Network_t::socket.

Referenced by tcpClientSocketEventHandler().

void NetworkInit

(

Network *

n

)

References Network_t::disconnect, Network_t::mqttread, Network_t::mqttwrite, Network_t::socket, WINC1500_disconnect(), WINC1500_read(), and WINC1500_write().

Referenced by mqtt_init().

void SysTick_Handler

(

void

)

References MilliTimer.

void tcpClientSocketEventHandler	(	SOCKET	sock,
		uint8_t	u8Msg,
		void *	pvMsg
	)

References gbMQTTBrokerConnected, gbMQTTBrokerRecvDone, gbMQTTBrokerSendDone, gi32MQTTBrokerRxLen, isMQTTSocket(), tstrSocketRecvMsg::s16BufferSize, SOCK_ERR_TIMEOUT, SOCKET_MSG_CONNECT, SOCKET_MSG_RECV, SOCKET_MSG_SEND, and tstrSocketRecvMsg::u16RemainingSize.

Referenced by mqtt_socket_event_handler().

void TimerCountdown	(	Timer *	timer,
		unsigned int	timeout
	)

References Timer::end_time, and MilliTimer.

Referenced by MQTTConnect(), and sendPacket().

void TimerCountdownMS	(	Timer *	timer,
		unsigned int	timeout
	)

References Timer::end_time, and MilliTimer.

Referenced by keepalive(), MQTTConnect(), MQTTDisconnect(), MQTTPublish(), MQTTRun(), MQTTSubscribe(), MQTTUnsubscribe(), and MQTTYield().

void TimerInit

(

Timer *

timer

)

References Timer::end_time.

Referenced by keepalive(), MQTTClientInit(), MQTTConnect(), MQTTDisconnect(), MQTTPublish(), MQTTRun(), MQTTSubscribe(), MQTTUnsubscribe(), and MQTTYield().

char TimerIsExpired

(

Timer *

timer

)

References Timer::end_time, and MilliTimer.

Referenced by keepalive(), MQTTYield(), sendPacket(), and waitfor().

int TimerLeftMS

(

Timer *

timer

)

References Timer::end_time, and MilliTimer.

Referenced by readPacket(), and sendPacket().

static void WINC1500_disconnect ( Network *  n )

static

References close(), gbMQTTBrokerConnected, and Network_t::socket.

Referenced by NetworkInit().

static int WINC1500_read ( Network *  n, unsigned char *  buffer, int  len, int  timeout_ms  )

static

References gbMQTTBrokerRecvDone, gcMQTTRxFIFO, gi32MQTTBrokerRxLen, gu32MQTTRxFIFOLen, gu32MQTTRxFIFOPtr, i, m2m_wifi_handle_events(), MQTT_RX_POOL_SIZE, NULL, recv(), SOCK_ERR_NO_ERROR, and Network_t::socket.

Referenced by NetworkInit().

static int WINC1500_write ( Network *  n, unsigned char *  buffer, int  len, int  timeout_ms  )

static

References gbMQTTBrokerSendDone, i, m2m_wifi_handle_events(), NULL, send(), SOCK_ERR_NO_ERROR, and Network_t::socket.

Referenced by NetworkInit().

bool gbMQTTBrokerConnected =false

static

Referenced by ConnectNetwork(), tcpClientSocketEventHandler(), and WINC1500_disconnect().

bool gbMQTTBrokerIpresolved =false

static

Referenced by ConnectNetwork(), and dnsResolveCallback().

bool gbMQTTBrokerRecvDone =false

static

Referenced by tcpClientSocketEventHandler(), and WINC1500_read().

bool gbMQTTBrokerSendDone =false

static

Referenced by tcpClientSocketEventHandler(), and WINC1500_write().

unsigned char gcMQTTRxFIFO[MQTT_RX_POOL_SIZE]

static

Referenced by WINC1500_read().

int32_t gi32MQTTBrokerIp =0

static

Referenced by ConnectNetwork(), and dnsResolveCallback().

int32_t gi32MQTTBrokerRxLen =0

static

Referenced by tcpClientSocketEventHandler(), and WINC1500_read().

char* gpcHostAddr

static

Referenced by ConnectNetwork(), and dnsResolveCallback().

uint32_t gu32MQTTRxFIFOLen =0

static

Referenced by WINC1500_read().

uint32_t gu32MQTTRxFIFOPtr =0

static

Referenced by WINC1500_read().

unsigned long MilliTimer =0

static

Referenced by SysTick_Handler(), TimerCountdown(), TimerCountdownMS(), TimerIsExpired(), and TimerLeftMS().