#include <stdio.h>
#include <string.h>
#include <unistd.h>
#include <arpa/inet.h>
#include <sys/socket.h>
#include <sys/stat.h>
int main(int argc,char **argv)
{
struct sockaddr_in serveraddr;
int server_sockfd;
int client_len;
char buf[1024];
if((server_sockfd=socket(AF_INET,SOCK_STREAM,0))== -1 )
{
perror(" error ");
return 1;
}
server_sockfd = socket(AF_INET,SOCK_STREAM,0);
serveraddr.sin_family = AF_INET;
serveraddr.sin_addr.s_addr = inet_addr("127.0.0.1");
serveraddr.sin_port = htons(3500);
client_len = sizeof(serveraddr);
if(connect(server_sockfd,(struct sockaddr*)&serveraddr,client_len)==-1)
{
perror(" error ");
return 1;
}
memset(buf,0x00,1024);
read(0,buf,1024);
if (write(server_sockfd,buf,1024)<=0)
{
perror("write error ");
return 1;
}
memset(buf,0x00,1024);
if (read(server_sockfd,buf,1024)<=0)
{
perror("read error ");
return 1;
}
close(server_sockfd);
printf("read : %s",buf);
return 0;
}
실행하면 erro : Connection refused 가 나오는게 맞나요.?
문자열 입력하고, 입력한 문자열이 출력되야되는데.. 뭐가잘못됬죠??
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Mephist
