test.c

一个测试SOCKET连接的Client方小程序

/*============================================================================
 *
 *  Filename: main.c
 *
 *  File Description: main file for URL redirection program.
 *
 *  Author: Luo Yi Ming([e-mail])
 *
 *  $Revision: 1.0 $
 *
 *===========================================================================*/

#include <fcntl.h>
#include <ctype.h>
#include <sys/ioctl.h>
#include <errno.h>
#include <sys/time.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <signal.h>
#include <time.h>
#include <sys/types.h>
#include <sys/socket.h>
#include <sys/wait.h>
#include <sys/mman.h>
#include <sys/un.h>
#include <netinet/in.h>
#include <arpa/inet.h>
#include <netdb.h>
#include <signal.h>
#include <netinet/tcp.h>

#define ALARM_SERVER		"/var/tmp/alarm_server"

int open_client_unix_socket(unsigned char *name)
{
	int sockfd, result;
	struct sockaddr_in address;
	
	sockfd = socket(AF_INET, SOCK_STREAM, 0);
	
	memset(&address, 0, sizeof(address));
	address.sin_family = AF_INET;
	address.sin_port = htons(5001);
	address.sin_addr.s_addr = inet_addr("127.0.0.1");
	
	result = connect(sockfd, (struct sockaddr*) &address, sizeof(struct sockaddr_in));
	if (result == -1) {
		printf("open_client_unix_socket: error\n");
		//system("reboot");
	}
	return sockfd;
}

int main(int argc, char **argv)
{
	char val;
	int sockfd;
	
	sockfd = open_client_unix_socket(ALARM_SERVER);
	val = atoi(argv[1]);

	switch(val) {
	case 1:
		val = '1';
		break;
	case 2:
		val = '2';
		break;
	case 3:
		val = '3';
		break;
	case 4:
		val = '4';
		break;
	case 5:
		val = '5';
		break;
	case 6:
		val = '6';
		break;
	case 7:
		val = '7';
		break;
	default:
		break;
	}

	write(sockfd, &val, 1);
	close(sockfd);
	return 0;
}