client.c

tiny tcpip on 8051 可以利用在單片機 各種相關應用

//  捞 橇肺弊伐篮 Linux 肚绰 Cygwin俊辑 哪颇老窍咯 角青茄促. 
//弊矾搁 8051苞 捞歹齿阑 烹秦辑 皋矫瘤甫 林绊 罐绰促.

#include <sys/types.h>
#include <sys/socket.h>
#include <stdio.h>

#include <netinet/in.h>
#include <arpa/inet.h>

#include <unistd.h>
#define PORT	9999

int main()
{
	int sockfd;
	int len;
	int i;
	char ch;
	struct sockaddr_in address; /*AF_INET 档皋牢俊辑 林家绰 sockaddr_in捞扼 阂府绰 备炼眉甫 */
					/*荤侩窍咯 疙矫茄促. 捞巴篮 netinet/in.h 俊 沥狼茄促*/
	int result;
	int cmd;
	char buf[1600];
    
	i = 0;
	
	sockfd = socket( AF_INET, SOCK_STREAM, 0);/*家南阑 积急茄促.*/
	address.sin_family = AF_INET;
	address.sin_addr.s_addr = inet_addr( "202.30.20.172" );
	address.sin_port = htons(PORT);
    
	len = sizeof(address);

	result = connect( sockfd, (struct sockaddr *)&address, len);
    
    	if ( result == -1) {
		perror("oops: client1");
		exit(1);
	}
	printf("Connection Established..\n");
	while(1) {
		i++;
		//usleep(100000);
		write(sockfd,"I'm CSL..!" ,80);
		printf("\t send number : %d \r\n",i);
		memset(buf, 0, 512);
		len = read(sockfd, buf, 1600);
		if (len > 0){
	    	printf("%s\r\n",buf);
		}      
	}
	
	close(sockfd);
}