/**
* @brief Sets a cvar from console with the given flags
* @note flags are:
* CVAR_ARCHIVE These cvars will be saved.
* CVAR_USERINFO Added to userinfo when changed.
* CVAR_SERVERINFO Added to serverinfo when changed.
* CVAR_NOSET Don't allow change from console at all but can be set from the command line.
* CVAR_LATCH Save changes until server restart.
*
* @param varName Which cvar
* @param value Which value for the cvar
* @param flags which flags
* @sa Cvar_Set_f
*/
cvar_t* Cvar_FullSet (const char* varName, const char* value, int flags)
{
cvar_t* var;
if (!value)
return nullptr;
var = Cvar_FindVar(varName);
/* create it */
if (!var)
return Cvar_GetOrCreate(varName, value, flags);
var->modified = true;
/* transmit at next opportunity */
if (var->flags & CVAR_USERINFO)
Com_SetUserinfoModified(true);
Mem_Free(var->oldString); /* free the old value string */
var->oldString = var->string;
var->string = Mem_PoolStrDup(value, com_cvarSysPool, 0);
var->value = atof(var->string);
var->integer = atoi(var->string);
var->flags = flags;
return var;
}
/**
* @note Only call @c CL_Connect if there is no connection yet (@c cls.netStream is @c nullptr)
* @sa CL_Disconnect
* @sa CL_SendChangedUserinfos
*/
static void CL_Connect (void)
{
Com_SetUserinfoModified(false);
assert(!cls.netStream);
if (cls.servername[0] != '\0') {
assert(cls.serverport[0] != '\0');
Com_Printf("Connecting to %s %s...\n", cls.servername, cls.serverport);
cls.netStream = NET_Connect(cls.servername, cls.serverport, CL_FreeClientStream);
} else {
Com_Printf("Connecting to localhost...\n");
cls.netStream = NET_ConnectToLoopBack(CL_FreeClientStream);
}
if (cls.netStream) {
char info[MAX_INFO_STRING];
NET_OOB_Printf(cls.netStream, SV_CMD_CONNECT " %i \"%s\"\n", PROTOCOL_VERSION, Cvar_Userinfo(info, sizeof(info)));
cls.connectTime = CL_Milliseconds();
} else {
if (cls.servername[0] != '\0') {
assert(cls.serverport[0]);
Com_Printf("Could not connect to %s %s\n", cls.servername, cls.serverport);
} else {
Com_Printf("Could not connect to localhost\n");
}
}
}
/**
* @brief Send the userinfo to the server (and to all other clients)
* when they changed (CVAR_USERINFO)
* @sa CL_Connect
*/
static void CL_SendChangedUserinfos (void)
{
/* send a userinfo update if needed */
if (cls.state < ca_connected)
return;
if (!Com_IsUserinfoModified())
return;
char info[MAX_INFO_STRING];
const char* userInfo = Cvar_Userinfo(info, sizeof(info));
dbuffer msg(strlen(userInfo) + 2);
NET_WriteByte(&msg, clc_userinfo);
NET_WriteString(&msg, userInfo);
NET_WriteMsg(cls.netStream, msg);
Com_SetUserinfoModified(false);
}
/**
* @brief Sets a cvar values
* Handles write protection and latched cvars as expected
* @param[in] varName Which cvar
* @param[in] value Set the cvar to the value specified by 'value'
* @param[in] force Force the update of the cvar
*/
static cvar_t* Cvar_Set2 (const char* varName, const char* value, bool force)
{
cvar_t* var;
if (!value)
return nullptr;
var = Cvar_FindVar(varName);
/* create it */
if (!var)
return Cvar_GetOrCreate(varName, value);
if (var->flags & (CVAR_USERINFO | CVAR_SERVERINFO)) {
if (!Cvar_InfoValidate(value)) {
Com_Printf("invalid info cvar value '%s' of cvar '%s'\n", value, varName);
return var;
}
}
if (!force) {
if (var->flags & CVAR_NOSET) {
Com_Printf("%s is write protected.\n", varName);
return var;
}
#ifndef DEBUG
if (var->flags & CVAR_DEVELOPER) {
Com_Printf("%s is a developer cvar.\n", varName);
return var;
}
#endif
if (var->flags & CVAR_LATCH) {
if (var->latchedString) {
if (Q_streq(value, var->latchedString))
return var;
Mem_Free(var->latchedString);
var->latchedString = nullptr;
} else {
if (Q_streq(value, var->string))
return var;
}
/* if we are running a server */
if (Com_ServerState()) {
Com_Printf("%s will be changed for next game.\n", varName);
var->latchedString = Mem_PoolStrDup(value, com_cvarSysPool, 0);
} else {
Mem_Free(var->oldString);
var->oldString = var->string;
var->string = Mem_PoolStrDup(value, com_cvarSysPool, 0);
var->value = atof(var->string);
var->integer = atoi(var->string);
}
if (var->check && var->check(var))
Com_Printf("Invalid value for cvar %s\n", varName);
return var;
}
} else {
Mem_Free(var->latchedString);
var->latchedString = nullptr;
}
if (Q_streq(value, var->string))
return var; /* not changed */
if (var->flags & CVAR_R_MASK)
Com_SetRenderModified(true);
Mem_Free(var->oldString); /* free the old value string */
var->oldString = var->string;
var->modified = true;
if (var->flags & CVAR_USERINFO)
Com_SetUserinfoModified(true); /* transmit at next opportunity */
var->string = Mem_PoolStrDup(value, com_cvarSysPool, 0);
var->value = atof(var->string);
var->integer = atoi(var->string);
if (var->check && var->check(var)) {
Com_Printf("Invalid value for cvar %s\n", varName);
return var;
}
Cvar_ExecuteChangeListener(var);
return var;
}
/**
* @brief Init function
* @sa Com_ParseScripts
* @sa Qcommon_Shutdown
* @sa Sys_Init
* @sa CL_Init
*/
void Qcommon_Init (int argc, char** argv)
{
logfile_active = nullptr;
developer = nullptr;
Sys_InitSignals();
/* random seed */
Com_SetRandomSeed(time(nullptr));
com_aliasSysPool = Mem_CreatePool("Common: Alias system for commands and enums");
com_cmdSysPool = Mem_CreatePool("Common: Command system");
com_cmodelSysPool = Mem_CreatePool("Common: Collision model");
com_cvarSysPool = Mem_CreatePool("Common: Cvar system");
com_fileSysPool = Mem_CreatePool("Common: File system");
com_genericPool = Mem_CreatePool("Generic");
com_networkPool = Mem_CreatePool("Network");
try {
OBJZERO(csi);
/* prepare enough of the subsystems to handle
* cvar and command buffer management */
Com_InitArgv(argc, argv);
Swap_Init();
Cbuf_Init();
Cmd_Init();
Cvar_Init();
uploadcrashdump = Cvar_Get("uploadcrashdump", "1", 0, "upload crashdumps to the developers");
Key_Init();
/* we need to add the early commands twice, because
* a basedir needs to be set before executing
* config files, but we want other parms to override
* the settings of the config files */
Cbuf_AddEarlyCommands(false);
Cbuf_Execute();
FS_InitFilesystem(true);
Cbuf_AddText("exec default.cfg\n");
#ifdef DEDICATED_ONLY
Cbuf_AddText("exec dedconfig.cfg\n");
#else
Cbuf_AddText("exec config.cfg\n");
#endif
Cbuf_AddEarlyCommands(true);
Cbuf_Execute();
Com_SetRenderModified(false);
Com_SetUserinfoModified(false);
/* init commands and vars */
Cmd_AddCommand("saveconfig", Com_WriteConfig_f, "Write the configuration to file");
Cmd_AddCommand("gametypelist", Com_GameTypeList_f, "List all available multiplayer game types");
#ifdef DEBUG
Cmd_AddCommand("debug_help", Com_DebugHelp_f, "Show some debugging help");
Cmd_AddCommand("debug_error", Com_DebugError_f, "Just throw a fatal error to test error shutdown procedures");
#endif
Cmd_AddCommand("setdeveloper", Com_DeveloperSet_f, "Set the developer cvar to only get the debug output you want");
developer = Cvar_Get("developer", "0", 0, "Activate developer output to logfile and gameconsole");
#ifdef DEBUG
logfile_active = Cvar_Get("logfile", "2", 0, "0 = deactivate logfile, 1 = write normal logfile, 2 = flush on every new line, 3 = always append to existing file");
#else
logfile_active = Cvar_Get("logfile", "1", 0, "0 = deactivate logfile, 1 = write normal logfile, 2 = flush on every new line, 3 = always append to existing file");
#endif
sv_gametype = Cvar_Get("sv_gametype", "fight1on1", CVAR_ARCHIVE | CVAR_SERVERINFO, "Sets the multiplayer gametype - see gametypelist command for a list of all gametypes");
http_proxy = Cvar_Get("http_proxy", "", CVAR_ARCHIVE, "Use this proxy for http transfers");
http_timeout = Cvar_Get("http_timeout", "3", CVAR_ARCHIVE, "Http connection and read timeout");
port = Cvar_Get("port", DOUBLEQUOTE(PORT_SERVER), CVAR_NOSET);
masterserver_url = Cvar_Get("masterserver_url", MASTER_SERVER, CVAR_ARCHIVE, "URL of UFO:AI masterserver");
#ifdef DEDICATED_ONLY
sv_dedicated = Cvar_Get("sv_dedicated", "1", CVAR_SERVERINFO | CVAR_NOSET, "Is this a dedicated server?");
/* don't allow to override this from commandline of config */
Cvar_ForceSet("sv_dedicated", "1");
#else
sv_dedicated = Cvar_Get("sv_dedicated", "0", CVAR_SERVERINFO | CVAR_NOSET, "Is this a dedicated server?");
/* set this to false for client - otherwise Qcommon_Frame would set the initial values to multiplayer */
sv_gametype->modified = false;
s_language = Cvar_Get("s_language", "", CVAR_ARCHIVE, "Game language - full language string e.g. en_EN.UTF-8");
s_language->modified = false;
cl_maxfps = Cvar_Get("cl_maxfps", "50", CVAR_ARCHIVE);
Cvar_SetCheckFunction("cl_maxfps", Com_CvarCheckMaxFPS);
#endif
// 5 is an i7 with a medium gfx-card
// 3 dual core with 2 GB
// 2 EeePc with 1 GB
// 1 smartphone
const char* hwclassVal = "5";
#ifdef __ANDROID__
/** get the hardware class of the machine we are running on. */
hwclassVal = "1";
#endif
hwclass = Cvar_Get("hwclass", hwclassVal, 0, "Defines the hardware class of this machine. 1 is the lowest, 5 is the highest.");
const char* s = va("UFO: Alien Invasion %s %s %s %s", UFO_VERSION, CPUSTRING, __DATE__, BUILDSTRING);
Cvar_Get("version", s, CVAR_NOSET, "Full version string");
Cvar_Get("ver", UFO_VERSION, CVAR_SERVERINFO | CVAR_NOSET, "Version number");
if (sv_dedicated->integer)
Cmd_AddCommand("quit", Com_Quit, "Quits the game");
Mem_Init();
Sys_Init();
NET_Init();
#ifndef NO_HTTP
curl_global_init(CURL_GLOBAL_NOTHING);
Com_Printf("%s initialized.\n", curl_version());
#endif
SV_Init();
/* e.g. init the client hunk that is used in script parsing */
CL_Init();
Com_ParseScripts(sv_dedicated->integer);
#ifndef DEDICATED_ONLY
Cbuf_AddText("exec keys.cfg\n");
#endif
if (!sv_dedicated->integer)
Cbuf_AddText("init\n");
else
Cbuf_AddText("dedicated_start\n");
Cbuf_Execute();
FS_ExecAutoexec();
/* add + commands from command line
* if the user didn't give any commands, run default action */
if (Cbuf_AddLateCommands()) {
/* the user asked for something explicit
* so drop the loading plaque */
SCR_EndLoadingPlaque();
}
const cvar_t* com_pipefile = Cvar_Get("com_pipefile", "", CVAR_ARCHIVE, "Filename of the pipe that is used to send commands to the game");
if (com_pipefile->string[0] != '\0') {
FS_CreateOpenPipeFile(com_pipefile->string, &pipefile);
}
CL_InitAfter();
/* Check memory integrity */
Mem_CheckGlobalIntegrity();
#ifndef DEDICATED_ONLY
if (!sv_dedicated->integer) {
Schedule_Timer(cl_maxfps, &CL_Frame, nullptr, nullptr);
Schedule_Timer(Cvar_Get("cl_slowfreq", "10", 0, nullptr), &CL_SlowFrame, nullptr, nullptr);
/* now hide the console */
Sys_ShowConsole(false);
}
#endif
Schedule_Timer(Cvar_Get("sv_freq", "10", CVAR_NOSET, nullptr), &SV_Frame, nullptr, nullptr);
/** @todo This line wants to be removed */
Schedule_Timer(Cvar_Get("cbuf_freq", "10", 0, nullptr), &Cbuf_Execute_timer, nullptr, nullptr);
Com_Printf("====== UFO Initialized ======\n");
Com_Printf("=============================\n");
} catch (comDrop_t const&) {
Sys_Error("Error during initialization");
}
}