module.c

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	char checked[2000];
        int i = -1;

        checked[0] = 0;
	if(!libname)
	{
		SetLastError(ERROR_INVALID_PARAMETER);
		return 0;
	}

	wm=MODULE_FindModule(libname);
	if(wm) return wm->module;

//	if(fs_installed==0)
//	    install_fs();

	while (wm == 0 && listpath[++i])
	{
	    if (i < 2)
	    {
		if (i == 0)
		    /* check just original file name */
		    strncpy(path, libname, 511);
                else
		    /* check default user path */
		    strncpy(path, def_path, 300);
	    }
	    else if (strcmp(def_path, listpath[i]))
                /* path from the list */
		strncpy(path, listpath[i], 300);
	    else
		continue;

	    if (i > 0)
	    {
		strcat(path, "/");
		strncat(path, libname, 100);
	    }
	    path[511] = 0;
	    wm = MODULE_LoadLibraryExA( path, hfile, flags );

	    if (!wm)
	    {
		if (checked[0])
		    strcat(checked, ", ");
		strcat(checked, path);
                checked[1500] = 0;

	    }
	}
	if ( wm )
	{
		if ( !MODULE_DllProcessAttach( wm, NULL ) )
		{
			WARN_(module)("Attach failed for module '%s', \n", libname);
			MODULE_FreeLibrary(wm);
			SetLastError(ERROR_DLL_INIT_FAILED);
			MODULE_RemoveFromList(wm);
			wm = NULL;
		}
	}

	if (!wm)
	    printf("Win32 LoadLibrary failed to load: %s\n", checked);

#define RVA(x) ((char *)wm->module+(unsigned int)(x))
	if (strstr(libname,"vp31vfw.dll") && wm)
	{
	    int i;

	  // sse hack moved from patch dll into runtime patching
          if (PE_FindExportedFunction(wm, "DriverProc", TRUE)==RVA(0x1000)) {
	    fprintf(stderr, "VP3 DLL found\n");
	    for (i=0;i<18;i++) RVA(0x4bd6)[i]=0x90;
	  }
	}

        // remove a few divs in the VP codecs that make trouble
        if (strstr(libname,"vp5vfw.dll") && wm)
        {
          int i;
          if (PE_FindExportedFunction(wm, "DriverProc", TRUE)==RVA(0x3930)) {
            for (i=0;i<3;i++) RVA(0x4e86)[i]=0x90;
            for (i=0;i<3;i++) RVA(0x5a23)[i]=0x90;
            for (i=0;i<3;i++) RVA(0x5bff)[i]=0x90;
          } else {
            fprintf(stderr, "Unsupported VP5 version\n");
            return 0;
          }
        }

        if (strstr(libname,"vp6vfw.dll") && wm)
        {
          int i;
          if (PE_FindExportedFunction(wm, "DriverProc", TRUE)==RVA(0x3ef0)) {
            // looks like VP 6.1.0.2
            for (i=0;i<6;i++) RVA(0x7268)[i]=0x90;
            for (i=0;i<6;i++) RVA(0x7e83)[i]=0x90;
            for (i=0;i<6;i++) RVA(0x806a)[i]=0x90;
          } else if (PE_FindExportedFunction(wm, "DriverProc", TRUE)==RVA(0x4120)) {
            // looks like VP 6.2.0.10
            for (i=0;i<6;i++) RVA(0x7688)[i]=0x90;
            for (i=0;i<6;i++) RVA(0x82c3)[i]=0x90;
            for (i=0;i<6;i++) RVA(0x84aa)[i]=0x90;
            for (i=0;i<6;i++) RVA(0x1d2cc)[i]=0x90;
            for (i=0;i<6;i++) RVA(0x2179d)[i]=0x90;
            for (i=0;i<6;i++) RVA(0x1977f)[i]=0x90;
          } else if (PE_FindExportedFunction(wm, "DriverProc", TRUE)==RVA(0x3e70)) {
            // looks like VP 6.0.7.3
            for (i=0;i<6;i++) RVA(0x7559)[i]=0x90;
            for (i=0;i<6;i++) RVA(0x81c3)[i]=0x90;
            for (i=0;i<6;i++) RVA(0x839e)[i]=0x90;
          } else {
            fprintf(stderr, "Unsupported VP6 version\n");
            return 0;
          }
        }

        // Windows Media Video 9 Advanced
        if (strstr(libname,"wmvadvd.dll") && wm)
        {
          // The codec calls IsRectEmpty with coords 0,0,0,0 => result is 0
          // but it really wants the rectangle to be not empty
          if (PE_FindExportedFunction(wm, "CreateInstance", TRUE)==RVA(0xb812)) {
            // Dll version is 10.0.0.3645
            *RVA(0x8b0f)=0xeb; // Jump always, ignoring IsRectEmpty result
          } else {
            fprintf(stderr, "Unsupported WMVA version\n");
            return 0;
          }
        }

	if (strstr(libname,"QuickTime.qts") && wm)
	{
	    void** ptr;
	    void *dispatch_addr;
	    int i;

//	    dispatch_addr = GetProcAddress(wm->module, "theQuickTimeDispatcher", TRUE);
	    dispatch_addr = PE_FindExportedFunction(wm, "theQuickTimeDispatcher", TRUE);
	    if (dispatch_addr == RVA(0x124c30))
	    {
	        fprintf(stderr, "QuickTime5 DLLs found\n");
		ptr = (void **)RVA(0x375ca4); // dispatch_ptr
	        for (i=0;i<5;i++)  RVA(0x19e842)[i]=0x90; // make_new_region ?
	        for (i=0;i<28;i++) RVA(0x19e86d)[i]=0x90; // call__call_CreateCompatibleDC ?
		for (i=0;i<5;i++)  RVA(0x19e898)[i]=0x90; // jmp_to_call_loadbitmap ?
	        for (i=0;i<9;i++)  RVA(0x19e8ac)[i]=0x90; // call__calls_OLE_shit ?
	        for (i=0;i<106;i++) RVA(0x261b10)[i]=0x90; // disable threads
#if 0
		/* CreateThread callers */
		for (i=0;i<5;i++) RVA(0x1487c5)[i]=0x90;
		for (i=0;i<5;i++) RVA(0x14b275)[i]=0x90;
		for (i=0;i<5;i++) RVA(0x1a24b1)[i]=0x90;
		for (i=0;i<5;i++) RVA(0x1afc5a)[i]=0x90;
		for (i=0;i<5;i++) RVA(0x2f799c)[i]=0x90;
		for (i=0;i<5;i++) RVA(0x2f7efe)[i]=0x90;
		for (i=0;i<5;i++) RVA(0x2fa33e)[i]=0x90;
#endif

#if 0
		/* TerminateQTML fix */
		for (i=0;i<47;i++) RVA(0x2fa3b8)[i]=0x90; // terminate thread
		for (i=0;i<47;i++) RVA(0x2f7f78)[i]=0x90; // terminate thread
		for (i=0;i<77;i++) RVA(0x1a13d5)[i]=0x90;
		RVA(0x08e0ae)[0] = 0xc3; // font/dc remover
		for (i=0;i<24;i++) RVA(0x07a1ad)[i]=0x90; // destroy window
#endif
	    } else if (dispatch_addr == RVA(0x13b330))
	    {
    		fprintf(stderr, "QuickTime6 DLLs found\n");
		ptr = (void **)RVA(0x3b9524); // dispatcher_ptr
		for (i=0;i<5;i++)  RVA(0x2730cc)[i]=0x90; // make_new_region
		for (i=0;i<28;i++) RVA(0x2730f7)[i]=0x90; // call__call_CreateCompatibleDC
		for (i=0;i<5;i++)  RVA(0x273122)[i]=0x90; // jmp_to_call_loadbitmap
		for (i=0;i<9;i++)  RVA(0x273131)[i]=0x90; // call__calls_OLE_shit
		for (i=0;i<96;i++) RVA(0x2ac852)[i]=0x90; // disable threads
	    } else if (dispatch_addr == RVA(0x13c3e0))
	    {
    		fprintf(stderr, "QuickTime6.3 DLLs found\n");
		ptr = (void **)RVA(0x3ca01c); // dispatcher_ptr
		for (i=0;i<5;i++)  RVA(0x268f6c)[i]=0x90; // make_new_region
		for (i=0;i<28;i++) RVA(0x268f97)[i]=0x90; // call__call_CreateCompatibleDC
		for (i=0;i<5;i++)  RVA(0x268fc2)[i]=0x90; // jmp_to_call_loadbitmap
		for (i=0;i<9;i++)  RVA(0x268fd1)[i]=0x90; // call__calls_OLE_shit
		for (i=0;i<96;i++) RVA(0x2b4722)[i]=0x90; // disable threads
	    } else
	    {
	        fprintf(stderr, "Unsupported QuickTime version (%p)\n",
		    dispatch_addr);
		return 0;
	    }

	    fprintf(stderr,"QuickTime.qts patched!!! old entry=%p\n",ptr[0]);

#ifdef EMU_QTX_API
	    report_entry = report_func;
	    report_ret   = report_func_ret;
	    wrapper_target=ptr[0];
	    ptr[0]=wrapper;
#endif
	}
#undef RVA

	return wm ? wm->module : 0;
}


/***********************************************************************
 *           LoadLibraryA         (KERNEL32)
 */
HMODULE WINAPI LoadLibraryA(LPCSTR libname) {
	return LoadLibraryExA(libname,0,0);
}

/***********************************************************************
 *           FreeLibrary
 */
WIN_BOOL WINAPI FreeLibrary(HINSTANCE hLibModule)
{
    WIN_BOOL retv = FALSE;
    WINE_MODREF *wm;

    wm=MODULE32_LookupHMODULE(hLibModule);

    if ( !wm || !hLibModule )
    {
        SetLastError( ERROR_INVALID_HANDLE );
	return 0;
    }
    else
        retv = MODULE_FreeLibrary( wm );

    MODULE_RemoveFromList(wm);

    /* garbage... */
    if (local_wm == NULL) my_garbagecollection();

    return retv;
}

/***********************************************************************
 *           MODULE_DecRefCount
 *
 * NOTE: Assumes that the process critical section is held!
 */
static void MODULE_DecRefCount( WINE_MODREF *wm )
{
    int i;

    if ( wm->flags & WINE_MODREF_MARKER )
        return;

    if ( wm->refCount <= 0 )
        return;

    --wm->refCount;
    TRACE("(%s) refCount: %d\n", wm->modname, wm->refCount );

    if ( wm->refCount == 0 )
    {
        wm->flags |= WINE_MODREF_MARKER;

        for ( i = 0; i < wm->nDeps; i++ )
            if ( wm->deps[i] )
                MODULE_DecRefCount( wm->deps[i] );

        wm->flags &= ~WINE_MODREF_MARKER;
    }
}

/***********************************************************************
 *           GetProcAddress   		(KERNEL32.257)
 */
FARPROC WINAPI GetProcAddress( HMODULE hModule, LPCSTR function )
{
    return MODULE_GetProcAddress( hModule, function, TRUE );
}

#ifdef DEBUG_QTX_API

/* 
http://lists.apple.com/archives/quicktime-api/2003/Jan/msg00278.html
*/

struct ComponentParameters {
    unsigned char                   flags;                      /* call modifiers: sync/async, deferred, immed, etc */
    unsigned char                   paramSize;                  /* size in bytes of actual parameters passed to this call */
    short                           what;                       /* routine selector, negative for Component management calls */
    long                            params[1];                  /* actual parameters for the indicated routine */
};
typedef struct ComponentParameters      ComponentParameters;

static char* component_func(int what){
if (what < 0) // Range 0: Standard Component Calls
switch(what){
case -1: return "kComponentOpenSelect";
case -2: return "kComponentCloseSelect";
case -3: return "kComponentCanDoSelect";
case -4: return "kComponentVersionSelect";
case -5: return "kComponentRegisterSelect";
case -6: return "kComponentTargetSelect";
case -7: return "kComponentUnregisterSelect";
}

if (what >= 0 && what <= 0xff) // Range 1: Generic codecs
switch(what & 0xff){
case 0: return "kImageCodecGetCodecInfoSelect";
case 1: return "kImageCodecGetCompressionTimeSelect";
case 2: return "kImageCodecGetMaxCompressionSizeSelect";
case 3: return "kImageCodecPreCompressSelect";
case 4: return "kImageCodecBandCompressSelect";
case 5: return "kImageCodecPreDecompressSelect";
case 6: return "kImageCodecBandDecompressSelect";
case 7: return "kImageCodecBusySelect";
// finish this list from the above URL
case 0x10: return "kImageCodecIsImageDescriptionEquivalentSelect";
case 0x12: return "kImageCodecDisposeMemorySelect";
case 0x14: return "kImageCodecNewImageBufferMemorySelect";
case 0x28: return "kImageCodecRequestGammaLevelSelect";
}

//if (what >= 0x100 && what <= 0x1ff) // Range 2: Specific to QT Photo JPEG codecs

if (what >= 0x200 && what <= 0x2ff) // Range 3: Base Decompressor
switch(what & 0xff){
case 0: return "Preflight";
case 1: return "Initialize";
case 2: return "BeginBand";
case 3: return "DrawBand";
case 4: return "EndBand";
case 5: return "QueueStarting";
case 6: return "QueueStopping";
}

return "???";
}

static int c_level=0;

static int dump_component(char* name,int type,void* _orig, ComponentParameters *params,void** glob){
    int ( *orig)(ComponentParameters *params, void** glob) = _orig;
    int ret,i;

    fprintf(stderr,"%*sComponentCall: %s  flags=0x%X  size=%d  what=0x%X %s\n",3*c_level,"",name,params->flags, params->paramSize, params->what, component_func(params->what));

    for(i=0;i<params->paramSize/4;i++)
	fprintf(stderr,"%*s param[%d] = 0x%X\n",3*c_level,"",i,params->params[i]);

    ++c_level;
    ret=orig(params,glob);
    --c_level;
    
    if(ret>=0x1000)
	fprintf(stderr,"%*s return=0x%X\n",3*c_level,"",ret);
    else
	fprintf(stderr,"%*s return=%d\n",3*c_level,"",ret);
    return ret;
}

#define DECL_COMPONENT(sname,name,type) \
    static void* real_ ## sname = NULL; \
    static int fake_ ## sname(ComponentParameters *params,void** glob){ \
	return dump_component(name,type,real_ ## sname, params, glob); \
    }