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/* $Header: /fridge/cvs/xscorch/snet/snetstatus.c,v 1.7 2009-04-26 17:39:56 jacob Exp $ */
/*
xscorch - snetstatus.c Copyright(c) 2001-2003 Justin David Smith
Copyright(c) 2001-2003 Jacob Luna Lundberg
justins(at)chaos2.org http://chaos2.org/
jacob(at)chaos2.org http://chaos2.org/~jacob
Informational and status network messages.
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation, version 2 of the License ONLY.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
General Public License for more details.
You should have received a copy of the GNU General Public License along
with this program; if not, write to the Free Software Foundation, Inc.,
51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA
*/
#include <errno.h>
#include <fcntl.h>
#include <stdio.h>
#include <stdlib.h>
//#include <string.h>
#include <unistd.h>
#include <snetint.h>
#include <sgame/saccessory.h>
#include <sgame/sgame.h>
#include <sgame/sinventory.h>
#include <sgame/splayer.h>
#include <sgame/sstate.h>
#include <sgame/sweapon.h>
#include <sgame/swindow.h>
#include <sutil/srand.h>
#include <libj/jstr/libjstr.h>
bool sc_net_client_update_status(sc_client *cli) {
/* sc_net_client_update_status
Send current information about our connection to the server. */
sc_packet packet;
dword *p;
int size;
/* Sanity checks */
if(cli == NULL) return(false);
/* Initialise packet data */
size = 5 * sizeof(dword) + sizeof(addr);
if(!sc_net_packet_init(&packet, SC_NET_CLIENT_STATUS, size)) return(false);
p = (dword *)packet.data;
/* Write the player ID and client flags */
*p++ = htonl(0);
*p++ = htonl(cli->server.flags);
*p++ = htonl(cli->server.syncarg);
/* Zero the server data and address field */
memset(p, '\0', 2 * sizeof(dword) + sizeof(addr));
/* Attempt to send the packet */
sc_net_set_info("client_update_status", "updating the client status");
if(!sc_net_send_packet_now(&cli->server, &packet)) return(false);
sc_net_packet_release(&packet);
return(true);
}
bool sc_net_client_recv_status(const sc_config *c, sc_client *cli, sc_packet *packet) {
/* sc_net_client_recv_status
Update the client status data. */
sc_net_status *status;
dword *p;
int playerid;
/* Check the packet size */
if(!sc_net_check_size( packet,
6 * sizeof(dword),
"client_recv_status" )) return(false);
/* Get the player ID */
p = (dword *)packet->data;
playerid = ntohl(*p++);
if(playerid < 0 || playerid >= c->numplayers) {
sc_net_set_error("client_recv_status", "Invalid playerid received");
return(false);
}
status = &cli->status[playerid];
/* Load in the new data */
status->cli_flags = ntohl(*p++);
status->cli_syncarg = ntohl(*p++);
status->srv_flags = ntohl(*p++);
status->srv_syncarg = ntohl(*p++);
/* load in the player's address */
memcpy(&status->address, p, sizeof(addr));
/* Return with success */
sc_net_set_info("client_recv_status", "Received player status from server");
return(true);
}
bool sc_net_server_relay_status(sc_server *srv, sc_packet *incoming, int connid) {
/* sc_net_server_relay_status
Relay a status packet from a client to all players currently connected. */
sc_connection *conn;
sc_packet packet;
dword *p;
int i;
/* Fill in the blanks in this data structure */
p = (dword *)incoming->data;
conn = &srv->clients[connid];
*p++ = htonl(connid);
p += 2;
*p++ = htonl(conn->flags);
*p++ = htonl(conn->syncarg);
/* Fill in the client address */
memcpy(p, &conn->address, sizeof(addr));
/* Relay the modified packet to all connected clients */
for(i = 0; i < srv->connections; ++i) {
if(!SC_CONN_IS_DEAD(srv->clients[i])) {
memcpy(&packet, incoming, sizeof(sc_packet));
sc_net_send_packet_now(&srv->clients[i], &packet);
}
}
/* Return success */
return(true);
}
void sc_net_status_init(sc_client *cli) {
/* sc_net_status_init
Initialise the connection status structures. */
memset(cli->status, '\0', sizeof(cli->status));
}
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