標(biāo)題: stm32通過w5500使用dns解讀IP地址 源程序 [打印本頁]
作者: l834492956    時(shí)間: 2017-4-12 10:46
標(biāo)題: stm32通過w5500使用dns解讀IP地址 源程序
stm32通過w5500使用dns解讀IP地址的源程序：

完整源碼下載：
stm32_w5500_dns.zip (779.32 KB, 下載次數(shù): 85)





源程序預(yù)覽（主程序）：
  1. /**
  2.   ******************************************************************************
  3.   * @file    main.c
  4.   * $Author: 飛鴻踏雪 $
  5.   * $Revision: 17 $
  6.   * $Date:: 2014-10-25 11:16:48 +0800 #$
  7.   * @brief   主函數(shù).
  8.   ******************************************************************************
  9.   * @attention
  10.   *
  11.   *
  12.   ******************************************************************************
  13.   */
  14. /* Includes ------------------------------------------------------------------*/
  15. #include "main.h"
  16. #include "usart.h"
  17. #include "delay.h"
  18. #include "spi.h"
  19. #include "socket.h"        // Just include one header for WIZCHIP
  20. #include "Internet/DNS/dns.h"
  21. /* Private typedef -----------------------------------------------------------*/
  22. /* Private define ------------------------------------------------------------*/
  23. #define _MAIN_DEBUG_
  24. #define SOCK_DNS                        0
  25. #define DATA_BUF_SIZE   2048
  26. /* Private macro -------------------------------------------------------------*/
  27. uint8_t gDATABUF[DATA_BUF_SIZE];
  28. // Default Network Configuration
  29. wiz_NetInfo gWIZNETINFO = { .mac = {0x00, 0x08, 0xdc,0x00, 0xab, 0xcd},
  30.                             .ip = {192, 168, 1, 123},
  31.                             .sn = {255,255,255,0},
  32.                             .gw = {192, 168, 1, 1},
  33.                             .dns = {8,8,8,8},
  34.                             .dhcp = NETINFO_STATIC };
  35. uint8_t DNS_2nd[4]    = {192, 168, 1, 1};                // Secondary DNS server IP
  36. uint8_t Domain_name[] = "www點(diǎn)embed-net點(diǎn)com";                // for Example domain name
  37. uint8_t Domain_IP[4]  = {0};                                        // Translated IP address by DNS
  38. volatile uint32_t msTicks; /* counts 100ms timeTicks */
  39. /* Private variables ---------------------------------------------------------*/
  40. /* Private function prototypes -----------------------------------------------*/
  41. /* Private functions ---------------------------------------------------------*/
  42. void platform_init(void);                                                                // initialize the dependent host peripheral
  43. void network_init(void);

  45. /*****************************************************************************
  46. * @brief SysTickIntHandler
  47. * Interrupt Service Routine for system tick counter
  48. *****************************************************************************/
  49. void SysTick_Handler(void)
  50. {
  51.         msTicks++; /* increment counter necessary in Delay()*/
  52.         // SHOULD BE Added DNS Timer Handler your 1s tick timer
  53.         if((msTicks % 1000) == 0){
  54.                 DNS_time_handler();
  55.         }
  56. }

  58. /**
  59.   * @brief  串口打印輸出
  60.   * @param  None
  61.   * @retval None
  62.   */
  63. int main(void)
  64. {
  65.    int8_t  ret;
  66.    uint8_t tmp;
  67.    uint8_t memsize[2][8] = { {2,2,2,2,2,2,2,2},{2,2,2,2,2,2,2,2}};
  68.         //Host dependent peripheral initialized
  69.         platform_init();
  70.         // First of all, Should register SPI callback functions implemented by user for accessing WIZCHIP
  71.         /* Critical section callback */
  72.         reg_wizchip_cris_cbfunc(SPI_CrisEnter, SPI_CrisExit);        //注冊(cè)臨界區(qū)函數(shù)
  73.         /* Chip selection call back */
  74. #if   _WIZCHIP_IO_MODE_ == _WIZCHIP_IO_MODE_SPI_VDM_
  75.         reg_wizchip_cs_cbfunc(SPI_CS_Select, SPI_CS_Deselect);//注冊(cè)SPI片選信號(hào)函數(shù)
  76. #elif _WIZCHIP_IO_MODE_ == _WIZCHIP_IO_MODE_SPI_FDM_
  77.         reg_wizchip_cs_cbfunc(SPI_CS_Select, SPI_CS_Deselect);  // CS must be tried with LOW.
  78. #else
  79.    #if (_WIZCHIP_IO_MODE_ & _WIZCHIP_IO_MODE_SIP_) != _WIZCHIP_IO_MODE_SIP_
  80.       #error "Unknown _WIZCHIP_IO_MODE_"
  81.    #else
  82.       reg_wizchip_cs_cbfunc(wizchip_select, wizchip_deselect);
  83.    #endif
  84. #endif
  85.         /* SPI Read & Write callback function */
  86.         reg_wizchip_spi_cbfunc(SPI_ReadByte, SPI_WriteByte);        //注冊(cè)讀寫函數(shù)

  88.         /* WIZCHIP SOCKET Buffer initialize */
  89.         if(ctlwizchip(CW_INIT_WIZCHIP,(void*)memsize) == -1){
  90.                  printf("WIZCHIP Initialized fail.\r\n");
  91.                  while(1);
  92.         }

  94.         /* PHY link status check */
  95.         do{
  96.                  if(ctlwizchip(CW_GET_PHYLINK, (void*)&tmp) == -1){
  97.                                 printf("Unknown PHY Link stauts.\r\n");
  98.                  }
  99.         }while(tmp == PHY_LINK_OFF);

  101.     /* Network initialization */
  102.     network_init(); // Static netinfo setting

  104.     /************************************************/
  105.     /* WIZnet W5500 Code Examples :                                 */
  106.     /* Implemented using ioLibrary_BSD Socket APIs        */
  107.     /************************************************/
  108.     /* >> DNS Client                                                                 */
  109.     /************************************************/

  111. #ifdef _MAIN_DEBUG_
  112.    printf("\r\n=== DNS Client Example ===============\r\n");
  113.    printf("> DNS 1st : %d.%d.%d.%d\r\n", gWIZNETINFO.dns[0], gWIZNETINFO.dns[1], gWIZNETINFO.dns[2], gWIZNETINFO.dns[3]);
  114.    printf("> DNS 2nd : %d.%d.%d.%d\r\n", DNS_2nd[0], DNS_2nd[1], DNS_2nd[2], DNS_2nd[3]);
  115.    printf("======================================\r\n");
  116.    printf("> Example Domain Name : %s\r\n", Domain_name);
  117. #endif
  118.    /* DNS client initialization */
  119.    DNS_init(SOCK_DNS, gDATABUF);

  121.    /* DNS procssing */
  122.    if ((ret = DNS_run(gWIZNETINFO.dns, Domain_name, Domain_IP)) > 0) // try to 1st DNS
  123.    {
  124. #ifdef _MAIN_DEBUG_
  125.       printf("> 1st DNS Reponsed\r\n");
  126. #endif
  127.    }
  128.    else if ((ret != -1) && ((ret = DNS_run(DNS_2nd, Domain_name, Domain_IP))>0))     // retry to 2nd DNS
  129.    {
  130. #ifdef _MAIN_DEBUG_
  131.       printf("> 2nd DNS Reponsed\r\n");
  132. #endif
  133.    }
  134.    else if(ret == -1)
  135.    {
  136. #ifdef _MAIN_DEBUG_
  137.       printf("> MAX_DOMAIN_NAME is too small. Should be redefined it.\r\n");
  138. #endif
  139.    }
  140.    else
  141.    {
  142. #ifdef _MAIN_DEBUG_
  143.       printf("> DNS Failed\r\n");
  144. #endif
  145.    }

  147.    if(ret > 0)
  148.    {
  149. #ifdef _MAIN_DEBUG_
  150.       printf("> Translated %s to %d.%d.%d.%d\r\n",Domain_name,Domain_IP[0],Domain_IP[1],Domain_IP[2],Domain_IP[3]);
  151. #endif
  152.       //
  153.       // TO DO
  154.       //
  155.    }
  156.         /* Main Loop */
  157.         while(1)
  158.         {

  160.         }
  161. } // end of main()




  166. /**
  167.   * @brief  Loopback Test Example Code using ioLibrary_BSD        
  168.   * @retval None
  169.   */
  170. void platform_init(void)
  171. {
  172.         SystemInit();//系統(tǒng)時(shí)鐘初始化
  173.         USART_Configuration();//串口1初始化
  174.         printf("\x0c");printf("\x0c");//超級(jí)終端清屏
  175.         printf("\033[1;40;32m");//設(shè)置超級(jí)終端背景為黑色，字符為綠色
  176.         printf("\r\n*******************************************************************************");
  177.         printf("\r\n************************ Copyright 2009-2014, EmbedNet ************************");
  178.         printf("\r\n*************************** http://www點(diǎn)embed-net點(diǎn)com **************************");
  179.         printf("\r\n***************************** All Rights Reserved *****************************");
  180.         printf("\r\n*******************************************************************************");
  181.         printf("\r\n");
  182.         //Config SPI
  183.         SPI_Configuration();
  184.         //滴答定時(shí)器初始化
  185.         SysTick_Config(72000000 / 1000);//1ms
  186. }

  188. /******************************************************************************
  189. * @brief  Network Init
  190. * Intialize the network information to be used in WIZCHIP
  191. *****************************************************************************/
  192. void network_init(void)
  193. {
  194. #ifdef _MAIN_DEBUG_
  195.         uint8_t tmpstr[6] = {0,};
  196.         wiz_NetInfo netinfo;
  197. #endif

  199.         // Set Network information from netinfo structure
  200.         ctlnetwork(CN_SET_NETINFO, (void*)&gWIZNETINFO);

  202. #ifdef _MAIN_DEBUG_
  203.         // Get Network information
  204.         ctlnetwork(CN_GET_NETINFO, (void*)&netinfo);

  206.         // Display Network Information
  207.         ctlwizchip(CW_GET_ID,(void*)tmpstr);

  209.         if(netinfo.dhcp == NETINFO_DHCP) printf("\r\n=== %s NET CONF : DHCP ===\r\n",(char*)tmpstr);
  210.         else printf("\r\n=== %s NET CONF : Static ===\r\n",(char*)tmpstr);

  212.         printf("MAC: %02X:%02X:%02X:%02X:%02X:%02X\r\n",netinfo.mac[0],netinfo.mac[1],netinfo.mac[2],
  213.                         netinfo.mac[3],netinfo.mac[4],netinfo.mac[5]);
  214.         printf("SIP: %d.%d.%d.%d\r\n", netinfo.ip[0],netinfo.ip[1],netinfo.ip[2],netinfo.ip[3]);
  215.         printf("GAR: %d.%d.%d.%d\r\n", netinfo.gw[0],netinfo.gw[1],netinfo.gw[2],netinfo.gw[3]);
  216.         printf("SUB: %d.%d.%d.%d\r\n", netinfo.sn[0],netinfo.sn[1],netinfo.sn[2],netinfo.sn[3]);
  217.         printf("DNS: %d.%d.%d.%d\r\n", netinfo.dns[0],netinfo.dns[1],netinfo.dns[2],netinfo.dns[3]);
  218.         printf("===========================\r\n");
  219. #endif

  221. }

  223. /*********************************END OF FILE**********************************/
復(fù)制代碼


作者: laxsystem01    時(shí)間: 2018-1-27 14:29
感謝，看了10分鐘就調(diào)通了，樓主威武
作者: samxly    時(shí)間: 2018-3-2 20:11
非常需要.謝謝樓主



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