Vxworks和windows端的socket udp通信

Vxworks接收端 

#include <stio.h>
#include <sockLib.h>
#include <inetLib.h>

int Mainapp()
{
    INT8 recvBuf[2048] = {0, };
    INT8 recvBuf[2048] = {0, };

    INT32 retCode = 0; 
	UINT32 rxSocket = 0;
	//两个地址结构体
	struct sockaddr_in rxAddr;
	struct sockaddr_in txAddr;
    UINT32 port = 50000;
	INT32 rxAddrSize = 0;
	INT32 txAddrSize = 0;
	INT32 rxLen = 0;
	INT32 txLen = 0;
	
	//创建套接字，UDP
	rxSocket = socket(AF_INET, SOCK_DGRAE, IPPROTO_UDP);
    
	//地址赋值
	txAddrSize = sizeof(txAddr);
	rxAddrSize = sizeof(rxAddr);
	rxAddr.sin_family = AF_INET;
	rxAddr.sin_port = htons(port);
	rxAddr.sin_addr.s_addr = htonl(INADDR_ANY);

    //绑定套接字
	retCode = bind(rxSocket, (struct sockaddr *)&rxAddr, rxAddrSize);
	if(ERROR == retCode)
	{
	   printf("tSocketCfg bind error\n!");
	   return;
	}
    //不断接受消息
	while(1)
	{
	   //清理recvbuf
	   memset(recvbuf,0,sizeof(recvBuf));
	   //接受数据
       rxLen = recvfrom(rxSocket, (char*)&recvBuf[0], sizeof(recvBuf),0,(struct sockaddr*)&txAddr, &txAddrSize);
	   if(ERROR == rxLen)
	   {
	      printf("tSocketCfg recvfrom error\n");
		  continue;
	   }
      printf("Recv ：%s\n"，recvBuf);
	  sprintf(sendBuf, "I recved %s\n", recvBuf);
      //回传
	  txLen = sendto(rxSocket, (char*)&sendBuf[0], 200, 0, (struct sockaddr*)&txAddr,txAddrSize);
      if(ERROR == txLen)
	  {
	      printf("tSocketCfg send fail!");
	  }
	} 
return 0;
}

windows发送端

#include <stdio.h>
#include "winsock2.h"
#pragma comment(lib, "Ws2_32.lib");
int main()
{
   int ret = 0;
   SOCKET hSocket;
   WSADATA wsaData;
   char sendBuf[2048] = "hello world!";
   char recvBuf[2048] = {0, };
   struct sockaddr_in destAddr;
   struct sockaddr_in srcAddr;
   int AddrSize = sizeof(srcAddr);

   WSAStartup(MAKEWORD(2,2), &wsaData);

   hSocket = socket(AF_INET, SOCK_DGRAM, IPPROTO_UDP);

   destAddr.sin_family = AF_INET;
   destAddr.sin_port = htons(50000);
   destAddr.sin_addr.s_addr = inet_addr("10.5.235.245");

   while(1)
   {
      ret = sendto(hSocket, sendBuf ,1000, 0, (struct sockaddr *)&destAddr, sizeof(destAddr));
      if (ret == SOCKET_ERROR)
	  {
         return (-1);
	  }
	  ret = recvfrom(hSockket, recvBuf, 2048, 0, (struct sockaddr *)&srcAddr, &AddrSize);
      if (SOCKET+ERROR == ret)
	  {
        printf("recvfrom error!\n");
		return(-3);
	  }
	  
	  printf("recv ip:%s, port:%d, %s\n", inet_ntoa(srcAddr.sin_Addr), ntohs(srcAddr.sin_port),recvBuf);
      Sleep(1000);  
   }

}