/* New connection, but record it to name */
netconnection_t *net_rec_new_connection(int fd, char *name, demo_header header)
{
int size, demo_fd;
netconnection_t *nc;
if( !(demo_fd = open(name, O_RDWR | O_CREAT | O_TRUNC, 0644)) ) {
perror("open");
return NULL;
}
HTONS( header.x_tiles );
HTONS( header.y_tiles );
HTONS( header.fps );
size = write( demo_fd, &header, sizeof(demo_header));
if( size != sizeof(demo_header) ) {
printf("Couldn't write header information from \"%s\"\n", name);
if( size < 0 )
perror("write");
else
printf("Wrote only %d bytes of %d.\n", size, sizeof(demo_header));
close(demo_fd);
return NULL;
}
if( (nc = net_new_connection(fd)) )
nc->record_fd = demo_fd;
else
close(demo_fd);
return nc;
}
static void socket_init(void)
{
//先连gated
const char *gated_ip = config_get_string("GATED_IP");
int port = config_get_int("INTER_GATED_PORT");
int gated_fd = net_connect(gated_ip, port, 0);
if (gated_fd < 0) {
printf("fail to connect gated!!!\n");
exit(1);
}
g_gated_conn = net_new_connection(gated_fd, gated_read_cb, NULL, gated_error_cb);
auth_packet_t authpack;
authpack.cmd = AUTH_GAMED;
authpack.len = sizeof(authpack);
fprintf(stdout, "authpack.len = %d!!\n", authpack.len);
int ret = net_send_packet(g_gated_conn, (void *)&authpack, sizeof(authpack));
fprintf(stdout, "ret = %d!!\n", ret);
}
/* Add the client that's been accept()-ed onto fd */
static void sv_net_add_client(int fd)
{
netconnection_t *nc;
client_t *cl;
if( (nc = net_new_connection(fd)) == NULL ) {
printf("Error creating new net connection.\n");
return;
}
if( (cl = (client_t *)malloc(sizeof(client_t))) == NULL ) {
perror("malloc");
sv_netmsg_send_rejection(nc, "server memory error");
net_close_connection(nc);
return;
}
/* Add client to the list */
if( cl_root == NULL )
cl_root = cl;
if( cl_tail != NULL )
cl_tail->next = cl;
cl->prev = cl_tail;
cl->next = NULL;
cl_tail = cl;
cl->nc = nc;
strncpy(cl->name, "Connecting Client", NETMSG_STRLEN);
cl->status = CONNECTING; /* Waiting for join message */
cl->bad = 0;
cl->ent = NULL;
cl->keypress = 0;
printf("Client joining from \"%s\"\n", nc->remote_address);
}
int cl_network_connect(char *sv_name, int port)
{
struct hostent *hp;
struct sockaddr_in addr;
netmsg msg;
demo_header header;
int sock = -1;
if( client.demo != DEMO_PLAY ) { /* A real connection, not just a demo */
memset(&addr, 0, sizeof(addr));
addr.sin_family = AF_INET;
addr.sin_port = htons(port);
if(!client.with_ggz) {
sock = net_init_socket();
if( (addr.sin_addr.s_addr = inet_addr(sv_name)) == INADDR_NONE ) {
if((hp = gethostbyname(sv_name)) == NULL) {
close(sock);
sock = -1;
return 0;
} else {
addr.sin_addr.s_addr = *(long *) hp->h_addr;
}
}
if( connect(sock, (struct sockaddr *) &addr, sizeof(addr)) < 0 ) {
perror("connect");
close(sock);
sock = -1;
return 0;
}
} else {
/* ggz mode */
signal(SIGPIPE, SIG_IGN); /* Ignore Pipe errors */
if( (sock = ggz_client_get_sock()) < 0 ) {
sock = -1;
return 0;
}
/* avoid perdig effect */
sleep(3);
}
}
switch( client.demo ) {
case DEMO_RECORD:
printf("RECORDING Connection.......\n");
header.x_tiles = client.x_tiles;
header.y_tiles = client.y_tiles;
header.fps = client.fps;
server = net_rec_new_connection(sock, client.demoname, header);
break;
case DEMO_PLAY:
server = net_fake_connection(client.demoname, &header);
client.x_tiles = header.x_tiles;
client.y_tiles = header.y_tiles;
client.view_w = client.x_tiles * TILE_W;
client.view_h = client.y_tiles * TILE_H;
break;
case DEMO_NONE:
default:
server = net_new_connection(sock);
}
if( server == NULL ) {
printf("Couldn't create new connection\n");
close(sock);
sock = -1;
return 0;
}
client.connected = 1;
client.sv_status = JOINING;
printf("Joining Game....\n");
cl_netmsg_send_join();
printf("Querying Server info......\n");
cl_netmsg_send_query_sv_info();
net_output_flush(server);
/* FIXME: This alarm() does not work correctly */
alarm(10); /* Timeout after 10 secs */
signal(SIGALRM, sigcatcher);
printf("Reading data from server...... ");
while( net_input_flush(server, NM_ALL) > 0 ) {
printf("Got something!\n");
while( (msg = net_next_message(server, NM_ALL)).type != NETMSG_NONE ) {
if( msg.type == NETMSG_SV_INFO ) {
/* Got server info ok, we can join the game */
alarm(0);
cl_net_handle_message(msg);
return 1;
} else if(msg.type == NETMSG_REJECTION || msg.type == NETMSG_QUIT){
/* We were rejected or another error occured trying to join */
alarm(0);
cl_net_handle_message(msg);
return 0;
} else if( client.debug ) {
printf("IGNORING message type %d!\n", msg.type);
}
}
}
alarm(0);
printf("TIMED OUT waiting for server info!\n");
cl_network_disconnect();
return 0;
}
static void sv_net_update(void)
{
char buf[32];
struct timeval tv;
struct sockaddr_in naddr;
client_t *cl;
netconnection_t *nc;
fd_set read_fds;
int newsock;
int maxfd; /* Highest fd + 1 needed for select() */
int addrlen; /* addrlen is passed to accept() and is changed to be the
length of the new address */
FD_ZERO(&read_fds);
/* If status of sock changes, then we have a new client wishing to join
the server */
FD_SET(sock, &read_fds);
maxfd = sock;
/* The fd's change status when there is new client data to be read */
for( cl = cl_root ; cl != NULL ; cl = cl->next ) {
FD_SET(cl->nc->fd, &read_fds);
if( cl->nc->fd > maxfd )
maxfd = cl->nc->fd;
}
tv.tv_sec = 0;
tv.tv_usec = M_SEC / 20;
select(maxfd + 1, &read_fds, 0, 0, &tv);
if( FD_ISSET(sock, &read_fds) ) {
if( server.with_ggz ) {
if( xtuxggz_is_sock_set(&newsock) != 1 )
newsock=-1;
else
fprintf(stderr,"-----NEW PLAYER----\n");
} else {
addrlen = sizeof(naddr);
newsock = accept(sock,(struct sockaddr *)&naddr,(socklen_t *)&addrlen);
}
if( newsock < 0 ) {
perror("accept");
} else {
if( server.clients < server.max_clients ) {
fcntl( newsock, F_SETFL, O_NONBLOCK); /* Set to non blocking */
sv_net_add_client(newsock);
} else { /* Too many clients, send rejection */
snprintf(buf, 32, "Server full (max=%d)", server.max_clients);
if( (nc = net_new_connection(newsock)) ) {
sv_netmsg_send_rejection(nc, buf);
net_close_connection(nc);
}
}
}
}
/* Read data from each ACTIVE client if it's fd status has changed */
for( cl = cl_root ; cl != NULL ; cl = cl->next )
if( FD_ISSET(cl->nc->fd, &read_fds) )
cl->nc->incoming = 1;
}
