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#include <stdio.h>
#include <string.h>
#include <stdlib.h>
#include <unistd.h>
#include <sys/socket.h>
#include <netinet/in.h>
#include <arpa/inet.h>
#include "shell.h"
#define PORT 9000
#define BUF_SIZE 256
static inline void die(const char *msg) {
perror(msg);
exit(-1);
}
int main() {
struct sockaddr_in srv_addr, cli_addr;
int sockopt = 1;
socklen_t sad_sz = sizeof(struct sockaddr_in);
int sfd, cfd;
/*ssize_t bytes;
char in_buf[BUF_SIZE];
char out_buf[BUF_SIZE];*/
srv_addr.sin_family = AF_INET;
srv_addr.sin_port = htons(PORT);
srv_addr.sin_addr.s_addr = INADDR_ANY;
if ((sfd = socket(AF_INET, SOCK_STREAM, 0)) < 0)
die("Could not open socket");
setsockopt(sfd, SOL_SOCKET, SO_REUSEADDR, (char *) &sockopt, sizeof(sockopt));
if (bind(sfd, (struct sockaddr *) &srv_addr, sad_sz) < 0)
die("Could not bind socket");
if (listen(sfd, 1) < 0)
die("Could not listen on socket");
cfd = accept(sfd, (struct sockaddr *) &cli_addr, &sad_sz);
if (cfd < 0)
die("Could not accept incoming connection");
printf("srv: connected: %s\n", inet_ntoa(cli_addr.sin_addr));
int status = shell(cfd);
close(cfd);
close(sfd);
return status;
}
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