Console Variable Flags Manager

#include <stdio.h>
#include <string.h>
#include <ctype.h>

#include "ExtDll.h"
#include "MetaApi.h"

#if !defined __linux__
    #define C_DLLEXPORT extern "C" __declspec ( dllexport )
#else
    #define C_DLLEXPORT extern "C" __attribute__ ( ( visibility( "default" ) ) )
#endif

EngineFunctions_t g_EngineFunctions; GlobalVariables_t  * g_pGlobalVariables; DllFunctions_t * g_pDllFunctions; DllFunctions_t * g_pDllFunctions_Post; EngineFunctions_t * g_pEngineFunctions;
EngineFunctions_t * g_pEngineFunctions_Post; MetaGlobals_t * g_pMetaGlobals; GameDllFunctions_t * g_pGameDllFunctions; MetaUtilFunctions_t * g_pMetaUtilFunctions;

static PluginInfo_t Plugin_info = {
    "5:13", "Console Variables Manager", "1", __DATE__, "Hattrick (Claudiu HKS)", "http://forums.alliedmods.net/member.php?u=69445", "CONSOLE VARIABLES MANAGER", PT_ANYTIME, PT_ANYTIME
};

void trim( char * p ) {
    while( isspace( * p ) )p ++;
    for( size_t i = strlen( p ) - 1; i >=0&&isspace( p[ i ] ); i -- ) p[ i ] = '\0';
}

void ServerActivate_Post( Edict_t *, int, int ) {
    static char Game[ 32 ], Location[ 128 ], Line[ 512 ], Variable[ 128 ], Iterator;

    g_EngineFunctions.pfnGetGameDir( Game );

    _snprintf( Location, sizeof Location - 1, "%s/ConVarMan_RemFlags.ini", Game );

    FILE * pFile = fopen( Location, "r" );

    if( pFile ) {
        while( !feof( pFile ) ) {
            Line[ 0 ] = '\0';

            fgets( Line, sizeof Line - 1, pFile );

            trim( Line );

            if( Line[ 0 ] == ';' || !strlen( Line ) ) continue ;

            Iterator = 0;

            while( Line[ Iterator ] != ' ' && Iterator < 127 ) {
                Variable[ Iterator ] = Line[ Iterator ];

                Iterator ++;
            }

            Variable[ Iterator ] = '\0';

            ConsoleVariable_t * pCvar = g_EngineFunctions.pfnCVarGetPointer( Variable );

            if( pCvar && pCvar -> flags & FCVAR_EXTDLL && strstr( Line, "FCVAR_EXTDLL" ) )
                pCvar -> flags &= ~FCVAR_EXTDLL;

            if( pCvar && pCvar -> flags & FCVAR_SERVER && strstr( Line, "FCVAR_SERVER" ) )
                pCvar -> flags &= ~FCVAR_SERVER;

            if( pCvar && pCvar -> flags & FCVAR_UNLOGGED && strstr( Line, "FCVAR_UNLOGGED" ) )
                pCvar -> flags &= ~FCVAR_UNLOGGED;

            if( pCvar && pCvar -> flags & FCVAR_SPONLY && strstr( Line, "FCVAR_SPONLY" ) )
                pCvar -> flags &= ~FCVAR_SPONLY;

            if( pCvar && pCvar -> flags & FCVAR_ARCHIVE && strstr( Line, "FCVAR_ARCHIVE" ) )
                pCvar -> flags &= ~FCVAR_ARCHIVE;

            if( pCvar && pCvar -> flags & FCVAR_USERINFO && strstr( Line, "FCVAR_USERINFO" ) )
                pCvar -> flags &= ~FCVAR_USERINFO;

            if( pCvar && pCvar -> flags & FCVAR_PROTECTED && strstr( Line, "FCVAR_PROTECTED" ) )
                pCvar -> flags &= ~FCVAR_PROTECTED;

            if( pCvar && pCvar -> flags & FCVAR_PRINTABLEONLY && strstr( Line, "FCVAR_PRINTABLEONLY" ) )
                pCvar -> flags &= ~FCVAR_PRINTABLEONLY;

            if( pCvar && pCvar -> flags & FCVAR_CLIENTDLL && strstr( Line, "FCVAR_CLIENTDLL" ) )
                pCvar -> flags &= ~FCVAR_CLIENTDLL;
        }

        fclose( pFile );
    }

    _snprintf( Location, sizeof Location - 1, "%s/ConVarMan_AddFlags.ini", Game );

    FILE * paFile = fopen( Location, "r" );

    if( paFile ) {
        while( !feof( paFile ) ) {
            Line[ 0 ] = '\0';

            fgets( Line, sizeof Line - 1, paFile );

            trim( Line );

            if( Line[ 0 ] == ';' || !strlen( Line ) ) continue ;

            Iterator = 0;

            while( Line[ Iterator ] != ' ' && Iterator < 127 ) {
                Variable[ Iterator ] = Line[ Iterator ];

                Iterator ++;
            }

            Variable[ Iterator ] = '\0';

            ConsoleVariable_t * pCvar = g_EngineFunctions.pfnCVarGetPointer( Variable );

            if( pCvar && !( pCvar -> flags & FCVAR_EXTDLL ) && strstr( Line, "FCVAR_EXTDLL" ) )
                pCvar -> flags |= FCVAR_EXTDLL;

            if( pCvar && !( pCvar -> flags & FCVAR_SERVER ) && strstr( Line, "FCVAR_SERVER" ) )
                pCvar -> flags |= FCVAR_SERVER;

            if( pCvar && !( pCvar -> flags & FCVAR_UNLOGGED ) && strstr( Line, "FCVAR_UNLOGGED" ) )
                pCvar -> flags |= FCVAR_UNLOGGED;

            if( pCvar && !( pCvar -> flags & FCVAR_SPONLY ) && strstr( Line, "FCVAR_SPONLY" ) )
                pCvar -> flags |= FCVAR_SPONLY;

            if( pCvar && !( pCvar -> flags & FCVAR_ARCHIVE ) && strstr( Line, "FCVAR_ARCHIVE" ) )
                pCvar -> flags |= FCVAR_ARCHIVE;

            if( pCvar && !( pCvar -> flags & FCVAR_USERINFO ) && strstr( Line, "FCVAR_USERINFO" ) )
                pCvar -> flags |= FCVAR_USERINFO;

            if( pCvar && !( pCvar -> flags & FCVAR_PROTECTED ) && strstr( Line, "FCVAR_PROTECTED" ) )
                pCvar -> flags |= FCVAR_PROTECTED;

            if( pCvar && !( pCvar -> flags & FCVAR_PRINTABLEONLY ) && strstr( Line, "FCVAR_PRINTABLEONLY" ) )
                pCvar -> flags |= FCVAR_PRINTABLEONLY;

            if( pCvar && !( pCvar -> flags & FCVAR_CLIENTDLL ) && strstr( Line, "FCVAR_CLIENTDLL" ) )
                pCvar -> flags |= FCVAR_CLIENTDLL;
        }

        fclose( paFile );
    }

    do {
        g_pMetaGlobals -> Result = MRES_IGNORED;

        return;
    }

    while( 0 );
}

C_DLLEXPORT int GetEntityAPI2_Post(DllFunctions_t *pFunctionTable, int *){
    pFunctionTable->pfnServerActivate=ServerActivate_Post;

    g_pDllFunctions_Post=pFunctionTable;

    return 1;
}

static MetaFunctions_t g_MetaFunctions_Table ={
    NULL, NULL, NULL, GetEntityAPI2_Post, NULL, NULL, NULL, NULL
};

C_DLLEXPORT int Meta_Query( char *, PluginInfo_t **pPlugInfo, MetaUtilFunctions_t *pMetaUtilFuncs){
    g_pMetaUtilFunctions = pMetaUtilFuncs;

    *pPlugInfo = &Plugin_info;

    return 1;
}

C_DLLEXPORT int Meta_Attach(PluginLoadTime_t, MetaFunctions_t *pFunctionTable, MetaGlobals_t *pMGlobals, GameDllFunctions_t *pGamedllFuncs){
    g_pMetaGlobals=pMGlobals;

    memcpy(pFunctionTable,&g_MetaFunctions_Table,sizeof(MetaFunctions_t));

    g_pGameDllFunctions=pGamedllFuncs;

    ConsoleVariable_t Variable = { "console_variables_manager", "1", FCVAR_SERVER | FCVAR_EXTDLL | FCVAR_SPONLY | FCVAR_UNLOGGED };

    g_EngineFunctions.pfnCVarRegister( &Variable );

    g_EngineFunctions.pfnCvar_DirectSet( g_EngineFunctions.pfnCVarGetPointer( Variable.name ), "1" );

    return 1;
}

#if defined __linux__
    C_DLLEXPORT void GiveFnptrsToDll( EngineFunctions_t* pengfuncsFromEngine, GlobalVariables_t *pGlobals ) {
#else
    C_DLLEXPORT __declspec ( naked ) void GiveFnptrsToDll( EngineFunctions_t* pengfuncsFromEngine, GlobalVariables_t *pGlobals ) {
#endif

#if !defined __linux__
    __asm {
        push        ebp
        mov     ebp, esp
        sub     esp, __LOCAL_SIZE
        push        ebx
        push        esi
        push        edi
    }
#endif

    memcpy(&g_EngineFunctions, pengfuncsFromEngine, sizeof(EngineFunctions_t));
    g_pGlobalVariables = pGlobals;

#if !defined __linux__
    __asm {
        pop edi
        pop esi
        pop ebx
        mov esp, ebp
        pop ebp
        ret 8
    }
#endif

}