RingRacers/src/mserv.c
toaster 1d3a7c717e Merge branch 'let-release-build' into 'master'
Various fixes to let release builds compile

See merge request KartKrew/Kart!1448
2023-09-01 20:45:54 +00:00

618 lines
9.4 KiB
C

// SONIC ROBO BLAST 2
//-----------------------------------------------------------------------------
// Copyright (C) 1998-2000 by DooM Legacy Team.
// Copyright (C) 1999-2020 by Sonic Team Junior.
// Copyright (C) 2020 by James R.
//
// This program is free software distributed under the
// terms of the GNU General Public License, version 2.
// See the 'LICENSE' file for more details.
//-----------------------------------------------------------------------------
/// \file mserv.c
/// \brief Commands used to communicate with the master server
#if !defined (UNDER_CE)
#include <time.h>
#endif
#include "doomstat.h"
#include "doomdef.h"
#include "console.h" // con_startup
#include "command.h"
#include "i_threads.h"
#include "mserv.h"
#include "z_zone.h"
// SRB2Kart
#include "k_menu.h"
#ifdef HAVE_DISCORDRPC
#include "discord.h"
#endif
#ifdef MASTERSERVER
static int MSId;
static int MSRegisteredId = -1;
static boolean MSRegistered;
static boolean MSInProgress;
static boolean MSUpdateAgain;
static time_t MSLastPing;
static char *MSRules;
#ifdef HAVE_THREADS
static I_mutex MSMutex;
static I_cond MSCond;
# define Lock_state() I_lock_mutex (&MSMutex)
# define Unlock_state() I_unlock_mutex (MSMutex)
#else/*HAVE_THREADS*/
# define Lock_state()
# define Unlock_state()
#endif/*HAVE_THREADS*/
static void Command_Listserv_f(void);
#endif/*MASTERSERVER*/
void Update_parameters (void);
#if defined (MASTERSERVER) && defined (HAVE_THREADS)
int ms_QueryId;
I_mutex ms_QueryId_mutex;
msg_server_t *ms_ServerList;
I_mutex ms_ServerList_mutex;
#endif
UINT16 current_port = 0;
/** Adds variables and commands relating to the master server.
*
* \sa cv_masterserver, cv_servername,
* Command_Listserv_f
*/
void AddMServCommands(void)
{
#ifdef MASTERSERVER
COM_AddCommand("listserv", Command_Listserv_f);
COM_AddCommand("masterserver_update", Update_parameters); // allows people to updates manually in case you were delisted by accident
#endif
}
#ifdef MASTERSERVER
static void WarnGUI (void)
{
#ifdef HAVE_THREADS
I_lock_mutex(&k_menu_mutex);
#endif
M_StartMessage("Online Play", M_GetText("There was a problem connecting to\nthe Master Server\n\nCheck the console for details.\n"), NULL, MM_NOTHING, NULL, NULL);
#ifdef HAVE_THREADS
I_unlock_mutex(k_menu_mutex);
#endif
}
#define NUM_LIST_SERVER MAXSERVERLIST
msg_server_t *GetShortServersList(int id)
{
msg_server_t *server_list;
// +1 for easy test
server_list = malloc(( NUM_LIST_SERVER + 1 ) * sizeof *server_list);
if (HMS_fetch_servers(server_list, id))
return server_list;
else
{
free(server_list);
WarnGUI();
return NULL;
}
}
#ifdef UPDATE_ALERT
char *GetMODVersion(int id)
{
char *buffer;
int c;
(void)id;
buffer = malloc(16);
c = HMS_compare_mod_version(buffer, 16);
#ifdef HAVE_THREADS
I_lock_mutex(&ms_QueryId_mutex);
{
if (id != ms_QueryId)
c = -1;
}
I_unlock_mutex(ms_QueryId_mutex);
#endif
if (c > 0)
return buffer;
else
{
free(buffer);
if (! c)
WarnGUI();
return NULL;
}
}
#endif
/** Gets a list of game servers. Called from console.
*/
static void Command_Listserv_f(void)
{
CONS_Printf(M_GetText("Retrieving server list...\n"));
{
HMS_list_servers();
}
}
static boolean firstmsrules = false;
static void
Get_masterserver_rules (boolean checkfirst)
{
char rules[256];
if (checkfirst)
{
boolean MSRulesExist;
Lock_state();
MSRulesExist = (MSRules != NULL);
Unlock_state();
if (MSRulesExist)
return;
}
if (HMS_fetch_rules(rules, sizeof rules))
{
Lock_state();
Z_Free(MSRules);
MSRules = Z_StrDup(rules);
if (MSRegistered == true)
{
CONS_Printf("\n");
CONS_Alert(CONS_NOTICE, "%s\n", rules);
}
firstmsrules = true;
Unlock_state();
}
}
static void
Finish_registration (void)
{
int registered;
CONS_Printf("Registering this server on the master server...\n");
registered = HMS_register();
Lock_state();
{
MSRegistered = registered;
MSRegisteredId = MSId;
time(&MSLastPing);
}
Unlock_state();
char *rules = GetMasterServerRules();
if (rules == NULL)
{
Get_masterserver_rules(true);
}
else
{
CONS_Printf("\n");
CONS_Alert(CONS_NOTICE, "%s\n", rules);
}
if (registered)
CONS_Printf("Master server registration successful.\n");
}
static void
Finish_update (void)
{
int registered;
int done;
Lock_state();
{
registered = MSRegistered;
MSUpdateAgain = false;/* this will happen anyway */
}
Unlock_state();
if (registered)
{
if (HMS_update())
{
Lock_state();
{
time(&MSLastPing);
MSRegistered = true;
}
Unlock_state();
CONS_Printf("Updated master server listing.\n");
}
else
Finish_registration();
}
else
Finish_registration();
Lock_state();
{
done = ! MSUpdateAgain;
if (done)
MSInProgress = false;
}
Unlock_state();
if (! done)
Finish_update();
}
static void
Finish_unlist (void)
{
int registered;
Lock_state();
{
registered = MSRegistered;
if (MSId == MSRegisteredId)
MSId++;
}
Unlock_state();
if (registered)
{
CONS_Printf("Removing this server from the master server...\n");
if (HMS_unlist())
CONS_Printf("Server deregistration request successfully sent.\n");
Lock_state();
{
MSRegistered = false;
}
Unlock_state();
#ifdef HAVE_THREADS
I_wake_all_cond(&MSCond);
#endif
}
}
static void
Finish_masterserver_change (char *api)
{
HMS_set_api(api);
if (!con_startup)
Get_masterserver_rules(false);
}
#ifdef HAVE_THREADS
static int *
Server_id (void)
{
int *id;
id = malloc(sizeof *id);
Lock_state();
{
*id = MSId;
}
Unlock_state();
return id;
}
static int *
New_server_id (void)
{
int *id;
id = malloc(sizeof *id);
Lock_state();
{
*id = ++MSId;
I_wake_all_cond(&MSCond);
}
Unlock_state();
return id;
}
static void
Register_server_thread (int *id)
{
int same;
Lock_state();
{
/* wait for previous unlist to finish */
while (*id == MSId && MSRegistered)
I_hold_cond(&MSCond, MSMutex);
same = ( *id == MSId );/* it could have been a while */
}
Unlock_state();
if (same)/* it could have been a while */
Finish_registration();
free(id);
}
static void
Update_server_thread (int *id)
{
int same;
Lock_state();
{
same = ( *id == MSRegisteredId );
}
Unlock_state();
if (same)
Finish_update();
free(id);
}
static void
Unlist_server_thread (int *id)
{
int same;
Lock_state();
{
same = ( *id == MSRegisteredId );
}
Unlock_state();
if (same)
Finish_unlist();
free(id);
}
static void
Change_masterserver_thread (char *api)
{
Lock_state();
{
while (MSRegistered)
I_hold_cond(&MSCond, MSMutex);
}
Unlock_state();
Finish_masterserver_change(api);
}
static void
Get_masterserver_rules_thread (void)
{
// THIS FUNC has its own lock check in it
Get_masterserver_rules(true);
}
#endif/*HAVE_THREADS*/
void RegisterServer(void)
{
#ifdef MASTERSERVER
#ifdef HAVE_THREADS
I_spawn_thread(
"register-server",
(I_thread_fn)Register_server_thread,
New_server_id()
);
#else
Finish_registration();
#endif
#endif/*MASTERSERVER*/
}
static void UpdateServer(void)
{
#ifdef HAVE_THREADS
I_spawn_thread(
"update-server",
(I_thread_fn)Update_server_thread,
Server_id()
);
#else
Finish_update();
#endif
}
void UnregisterServer(void)
{
#ifdef MASTERSERVER
#ifdef HAVE_THREADS
I_spawn_thread(
"unlist-server",
(I_thread_fn)Unlist_server_thread,
Server_id()
);
#else
Finish_unlist();
#endif
#endif/*MASTERSERVER*/
}
char *GetMasterServerRules(void)
{
char *rules;
Lock_state();
rules = MSRules ? Z_StrDup(MSRules) : NULL;
Unlock_state();
return rules;
}
static boolean
Online (void)
{
return ( serverrunning && netgame && cv_advertise.value );
}
static inline void SendPingToMasterServer(void)
{
int ready;
time_t now;
if (Online())
{
time(&now);
Lock_state();
{
ready = (
MSRegisteredId == MSId &&
! MSInProgress &&
now >= ( MSLastPing + 60 * cv_masterserver_update_rate.value )
);
if (ready)
MSInProgress = true;
}
Unlock_state();
if (ready)
UpdateServer();
}
}
void MasterClient_Ticker(void)
{
#ifdef MASTERSERVER
SendPingToMasterServer();
#endif
}
static void
Set_api (const char *api)
{
#ifdef HAVE_THREADS
I_spawn_thread(
"change-masterserver",
(I_thread_fn)Change_masterserver_thread,
strdup(api)
);
#else
Finish_masterserver_change(strdup(api));
#endif
}
void
Get_rules (void)
{
#ifdef HAVE_THREADS
I_spawn_thread(
"get-masterserver-rules",
(I_thread_fn)Get_masterserver_rules_thread,
NULL
);
#else
Get_masterserver_rules(true);
#endif
}
#endif/*MASTERSERVER*/
void
Update_parameters (void)
{
#ifdef MASTERSERVER
int registered;
int delayed;
if (Online())
{
Lock_state();
{
delayed = MSInProgress;
if (delayed)/* do another update after the current one */
MSUpdateAgain = true;
else
registered = MSRegistered;
}
Unlock_state();
if (! delayed && registered)
UpdateServer();
}
#endif/*MASTERSERVER*/
}
void MasterServer_OnChange(void);
void MasterServer_OnChange(void)
{
#ifdef MASTERSERVER
UnregisterServer();
Set_api(cv_masterserver.string);
if (Online())
RegisterServer();
#endif/*MASTERSERVER*/
}
void Advertise_OnChange(void);
void Advertise_OnChange(void)
{
int different;
if (cv_advertise.value)
{
if (serverrunning && netgame)
{
Lock_state();
{
different = ( MSId != MSRegisteredId );
}
Unlock_state();
if (different)
{
RegisterServer();
}
}
}
else
{
UnregisterServer();
}
#ifdef HAVE_DISCORDRPC
DRPC_UpdatePresence();
#endif
M_PopupMasterServerRules();
}