add mqttclient to the component, and add fire stm32f429 board demo.

board/Fire_STM32F429/BSP/Src/lwip.c

@@ -0,0 +1,82 @@
+#include "main.h"
+#include "cmsis_os.h"
+#include "ethernetif.h"
+#include "lwip/tcpip.h"
+#include "lwip/init.h"
+#include "lwip/netif.h"
+#include "lwip/opt.h"
+#include "lwip/mem.h"
+#include "lwip/memp.h"
+#include "netif/etharp.h"
+#include "lwip/dhcp.h"
+#include "lwip/netif.h"
+#include "lwip/timeouts.h"
+#include "bsp_eth.h"
+/* Variables Initialization */
+struct netif gnetif;
+ip4_addr_t ipaddr;
+ip4_addr_t netmask;
+ip4_addr_t gw;
+uint8_t IP_ADDRESS[4];
+uint8_t NETMASK_ADDRESS[4];
+uint8_t GATEWAY_ADDRESS[4];
+
+void TCPIP_Init(void)
+{
+    tcpip_init(NULL, NULL);
+
+    /* IP addresses initialization */
+    /* USER CODE BEGIN 0 */
+    #if LWIP_DHCP
+    ip_addr_set_zero_ip4(&ipaddr);
+    ip_addr_set_zero_ip4(&netmask);
+    ip_addr_set_zero_ip4(&gw);
+    #else
+    IP4_ADDR(&ipaddr,IP_ADDR0,IP_ADDR1,IP_ADDR2,IP_ADDR3);
+    IP4_ADDR(&netmask,NETMASK_ADDR0,NETMASK_ADDR1,NETMASK_ADDR2,NETMASK_ADDR3);
+    IP4_ADDR(&gw,GW_ADDR0,GW_ADDR1,GW_ADDR2,GW_ADDR3);
+    #endif /* USE_DHCP */
+    /* USER CODE END 0 */
+    /* Initilialize the LwIP stack without RTOS */
+    /* add the network interface (IPv4/IPv6) without RTOS */
+    netif_add(&gnetif, &ipaddr, &netmask, &gw, NULL, &ethernetif_init, &tcpip_input);
+
+    /* Registers the default network interface */
+    netif_set_default(&gnetif);
+
+    if (netif_is_link_up(&gnetif))
+    {
+    /* When the netif is fully configured this function must be called */
+    netif_set_up(&gnetif);
+    }
+    else
+    {
+    /* When the netif link is down this function must be called */
+    netif_set_down(&gnetif);
+    }
+
+    #if LWIP_DHCP	   			//<2F><>ʹ<EFBFBD><CAB9><EFBFBD><EFBFBD>DHCP
+    int err;
+    /*  Creates a new DHCP client for this interface on the first call.
+    Note: you must call dhcp_fine_tmr() and dhcp_coarse_tmr() at
+    the predefined regular intervals after starting the client.
+    You can peek in the netif->dhcp struct for the actual DHCP status.*/
+
+    printf("<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>̽<EFBFBD>ʹ<EFBFBD><EFBFBD>DHCP<EFBFBD><EFBFBD>̬<EFBFBD><EFBFBD><EFBFBD><EFBFBD>IP<EFBFBD><EFBFBD>ַ,<2C><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ҫ<EFBFBD><D2AA><EFBFBD><EFBFBD>lwipopts.h<>н<EFBFBD>LWIP_DHCP<43><50><EFBFBD><EFBFBD>Ϊ0\n\n");
+
+    err = dhcp_start(&gnetif);      //<2F><><EFBFBD><EFBFBD>dhcp
+    if(err == ERR_OK)
+    printf("lwip dhcp init success...\n\n");
+    else
+    printf("lwip dhcp init fail...\n\n");
+    while(ip_addr_cmp(&(gnetif.ip_addr),&ipaddr))   //<2F>ȴ<EFBFBD>dhcp<63><70><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ip<69><70>Ч
+    {
+    tos_task_delay(1);
+    } 
+    #endif
+    printf("<EFBFBD><EFBFBD><EFBFBD><EFBFBD>IP<EFBFBD><EFBFBD>ַ<EFBFBD><EFBFBD>:%d.%d.%d.%d\n\n",  \
+        ((gnetif.ip_addr.addr)&0x000000ff),       \
+        (((gnetif.ip_addr.addr)&0x0000ff00)>>8),  \
+        (((gnetif.ip_addr.addr)&0x00ff0000)>>16), \
+        ((gnetif.ip_addr.addr)&0xff000000)>>24);
+}