/* * A client for the web-like server. * Fully functional, but no error checking. * * Note: fd 1 is standard output */ #include #include #include #include #include #include #include #include #include #include #include int client (char *host, int port, char *filename); int main (int argc, char *argv[]) { char *host, *filename; int port, r; assert (argc == 4); host = argv[1]; port = atoi (argv[2]); filename = argv[3]; r = client (host, port, filename); return r; } int client (char *host, int port, char *filename) { int r, s; struct sockaddr_in sin; char buf[1024]; /* Setup the socket */ s = socket (AF_INET, SOCK_STREAM, 0); /* Make the connection */ bzero (&sin, sizeof (sin)); sin.sin_family = AF_INET; sin.sin_port = htons (port); inet_aton (host, &sin.sin_addr); connect (s, (struct sockaddr *) &sin, sizeof (sin)); /* Write the filename */ write (s, filename, strlen (filename)); write (s, "\n", 1); /* Send the bytes that come back to stdout */ while ((r = read (s, buf, sizeof (buf))) > 0) write (1, buf, r); /* Finish out */ close (s); return 0; }
