udpclient.c

来自「实现了CS8900的驱动...........」· C语言 代码 · 共 34 行

#include <stdlib.h> 
#include <stdio.h>
#include <string.h>
#include <time.h>
#include <fcntl.h>
#include <ctype.h>
#include <unistd.h>
#include <netdb.h>
#include <sys/types.h>
#include <sys/stat.h>
#include <sys/socket.h>
#include <netinet/in.h>
#include <arpa/inet.h>

int main(int argc,char *argv[])
{
	int fdSock;
	int iRet;
	char szBuf[64]="Hi,I am client!";
	struct sockaddr_in svrAddr;
	//
	fdSock=socket(AF_INET,SOCK_DGRAM,0);
	/////////////////////
	svrAddr.sin_family=AF_INET;
	svrAddr.sin_port=htons(5555);	//对方套接字端口
	svrAddr.sin_addr.s_addr=inet_addr("192.168.1.10");
	iRet=sendto(fdSock,szBuf,strlen(szBuf),0,
		   		(struct sockaddr *)&svrAddr,
				sizeof(svrAddr));
	close(fdSock);
	return 0;
}