C++ CFBundleCreate函數代碼示例

Notificator::Notificator(const QString &programName, QSystemTrayIcon *trayicon, QWidget *parent):
    QObject(parent),
    parent(parent),
    programName(programName),
    mode(None),
    trayIcon(trayicon)
#ifdef USE_DBUS
    ,interface(0)
#endif
{
    if(trayicon && trayicon->supportsMessages())
    {
        mode = QSystemTray;
    }
#ifdef USE_DBUS
    interface = new QDBusInterface("org.freedesktop.Notifications",
          "/org/freedesktop/Notifications", "org.freedesktop.Notifications");
    if(interface->isValid())
    {
        mode = Freedesktop;
    }
#endif
#ifdef Q_OS_MAC
    // check if users OS has support for NSUserNotification
    if( MacNotificationHandler::instance()->hasUserNotificationCenterSupport()) {
        mode = UserNotificationCenter;
    }
    else {
        // Check if Growl is installed (based on Qt's tray icon implementation)
        CFURLRef cfurl;
        OSStatus status = LSGetApplicationForInfo(kLSUnknownType, kLSUnknownCreator, CFSTR("growlTicket"), kLSRolesAll, 0, &cfurl);
        if (status != kLSApplicationNotFoundErr) {
            CFBundleRef bundle = CFBundleCreate(0, cfurl);
            if (CFStringCompare(CFBundleGetIdentifier(bundle), CFSTR("com.Growl.GrowlHelperApp"), kCFCompareCaseInsensitive | kCFCompareBackwards) == kCFCompareEqualTo) {
                if (CFStringHasSuffix(CFURLGetString(cfurl), CFSTR("/Growl.app/")))
                    mode = Growl13;
                else
                    mode = Growl12;
            }
            CFRelease(cfurl);
            CFRelease(bundle);
    }
    }
#endif
}

void	InitDeckLinkAPI_v7_6 (void)
{
	CFURLRef		bundleURL;

	bundleURL = CFURLCreateWithFileSystemPath(kCFAllocatorDefault, CFSTR(kDeckLinkAPI_BundlePath), kCFURLPOSIXPathStyle, true);
	if (bundleURL != NULL)
	{
		gBundleRef = CFBundleCreate(kCFAllocatorDefault, bundleURL);
		if (gBundleRef != NULL)
		{
			gCreateIteratorFunc = (CreateIteratorFunc_v7_6)CFBundleGetFunctionPointerForName(gBundleRef, CFSTR("CreateDeckLinkIteratorInstance"));
			gCreateOpenGLPreviewFunc = (CreateOpenGLScreenPreviewHelperFunc_v7_6)CFBundleGetFunctionPointerForName(gBundleRef, CFSTR("CreateOpenGLScreenPreviewHelper"));
			gCreateCocoaPreviewFunc = (CreateCocoaScreenPreviewFunc_v7_6)CFBundleGetFunctionPointerForName(gBundleRef, CFSTR("CreateCocoaScreenPreview"));
			gCreateVideoConversionFunc = (CreateVideoConversionInstanceFunc_v7_6)CFBundleGetFunctionPointerForName(gBundleRef, CFSTR("CreateVideoConversionInstance"));
		}
		CFRelease(bundleURL);
	}
}

static CFBundleRef
get_bundle(void)
{
    static CFBundleRef		bundle = NULL;
    CFURLRef			url;

    if (bundle != NULL) {
	return (bundle);
    }
    url = CFURLCreateWithFileSystemPath(NULL,
					CFSTR(kEAPOLControllerPath),
					kCFURLPOSIXPathStyle, FALSE);
    if (url != NULL) {
	bundle = CFBundleCreate(NULL, url);
	CFRelease(url);
    }
    return (bundle);
}

static gfx_ctx_proc_t gfx_ctx_cgl_get_proc_address(const char *symbol_name)
{
   CFURLRef bundle_url = CFURLCreateWithFileSystemPath(kCFAllocatorDefault,
         CFSTR
         ("/System/Library/Frameworks/OpenGL.framework"),
         kCFURLPOSIXPathStyle, true);
   CFBundleRef opengl_bundle_ref  = CFBundleCreate(kCFAllocatorDefault, bundle_url);
   CFStringRef function =  CFStringCreateWithCString(kCFAllocatorDefault, symbol_name,
         kCFStringEncodingASCII);
   gfx_ctx_proc_t ret = (gfx_ctx_proc_t)CFBundleGetFunctionPointerForName(
         opengl_bundle_ref, function);

   CFRelease(bundle_url);
   CFRelease(function);
   CFRelease(opengl_bundle_ref);

   return ret;
}

int Vst::loadPlugin(std::string pathOnDisk)
{
    int error = 0;
    
    plugin = nullptr;
    
    CFStringRef pluginPathReference = CFStringCreateWithCString(nullptr, pathOnDisk.c_str(), kCFStringEncodingASCII);
    CFURLRef bundleUrl = CFURLCreateWithFileSystemPath(kCFAllocatorDefault, pluginPathReference, kCFURLPOSIXPathStyle, true);
    
    if(bundleUrl == nullptr)
    {
        std::cout<<"Could't find reference to VST URL. It might not exist, or the path is wrong."<<std::endl;
        return -1;
    }
    
    CFBundleRef bundle = CFBundleCreate(kCFAllocatorDefault, bundleUrl);
    if(bundle == nullptr)
    {
        std::cout<<"Couldn't create VST Bundle reference. It might not be a VST, or corrupted"<<std::endl;
        CFRelease(bundleUrl);
        CFRelease(bundle);
        return -1;
    }
    
    VSTPlugin = (vstPluginFuncPtr)CFBundleGetFunctionPointerForName(bundle, CFSTR("VSTPluginMain"));
    
    plugin = VSTPlugin(hostCallback);
    
    if(plugin == nullptr)
    {
        std::cout<<"Couldn't create VST Main Entry Point"<<std::endl;
        CFBundleUnloadExecutable(bundle);
        CFRelease(bundle);
        return -1;
    }
    
    CFRelease(pluginPathReference);
    CFRelease(bundleUrl);
    
    error = configureCallbacks();
    error = startPlugin();
    
    return error;
}

bool InjectedBundle::load(APIObject* initializationUserData)
{
    if (m_sandboxExtension) {
        if (!m_sandboxExtension->consume()) {
            fprintf(stderr, "InjectedBundle::load failed - Could not consume bundle sandbox extension for [%s].\n", m_path.utf8().data());
            return false;
        }

        m_sandboxExtension = 0;
    }
    
    RetainPtr<CFStringRef> injectedBundlePathStr(AdoptCF, CFStringCreateWithCharacters(0, reinterpret_cast<const UniChar*>(m_path.characters()), m_path.length()));
    if (!injectedBundlePathStr) {
        fprintf(stderr, "InjectedBundle::load failed - Could not create the path string.\n");
        return false;
    }
    
    RetainPtr<CFURLRef> bundleURL(AdoptCF, CFURLCreateWithFileSystemPath(0, injectedBundlePathStr.get(), kCFURLPOSIXPathStyle, false));
    if (!bundleURL) {
        fprintf(stderr, "InjectedBundle::load failed - Could not create the url from the path string.\n");
        return false;
    }

    m_platformBundle = CFBundleCreate(0, bundleURL.get());
    if (!m_platformBundle) {
        fprintf(stderr, "InjectedBundle::load failed - Could not create the bundle.\n");
        return false;
    }
        
    if (!CFBundleLoadExecutable(m_platformBundle)) {
        fprintf(stderr, "InjectedBundle::load failed - Could not load the executable from the bundle.\n");
        return false;
    }

    WKBundleInitializeFunctionPtr initializeFunction = reinterpret_cast<WKBundleInitializeFunctionPtr>(CFBundleGetFunctionPointerForName(m_platformBundle, CFSTR("WKBundleInitialize")));
    if (!initializeFunction) {
        fprintf(stderr, "InjectedBundle::load failed - Could not find the initialize function in the bundle executable.\n");
        return false;
    }

    initializeFunction(toAPI(this), toAPI(initializationUserData));
    return true;
}

 void init()
 {
     CFBundleRef mainBundle = CFBundleGetMainBundle();
     if (mainBundle)
     {
         CFStringRef resourceName = CFStringCreateWithCString(NULL, kFayeCppBundleName ,kCFStringEncodingUTF8);
         if (resourceName)
         {
             CFURLRef url = CFBundleCopyResourceURL(mainBundle, resourceName, CFSTR("bundle"), NULL);
             CFRelease(resourceName);
             if (url)
             {
                 _localizedBundle = CFBundleCreate(NULL, url);
                 CFRelease(url);
             }
         }
         _localizedTableName = CFStringCreateWithCString(NULL, kFayeCppBundleLocalizationTableName ,kCFStringEncodingUTF8);
     }
 }

static CFBundleRef createWebKitBundle()
{
    if (CFBundleRef existingBundle = CFBundleGetBundleWithIdentifier(CFSTR("com.apple.WebKit"))) {
        CFRetain(existingBundle);
        return existingBundle;
    }

    wchar_t dllPathBuffer[MAX_PATH];
    DWORD length = ::GetModuleFileNameW(instanceHandle(), dllPathBuffer, WTF_ARRAY_LENGTH(dllPathBuffer));
    ASSERT(length);
    ASSERT(length < WTF_ARRAY_LENGTH(dllPathBuffer));

    RetainPtr<CFStringRef> dllPath(AdoptCF, CFStringCreateWithCharactersNoCopy(0, reinterpret_cast<const UniChar*>(dllPathBuffer), length, kCFAllocatorNull));
    RetainPtr<CFURLRef> dllURL(AdoptCF, CFURLCreateWithFileSystemPath(0, dllPath.get(), kCFURLWindowsPathStyle, false));
    RetainPtr<CFURLRef> dllDirectoryURL(AdoptCF, CFURLCreateCopyDeletingLastPathComponent(0, dllURL.get()));
    RetainPtr<CFURLRef> resourcesDirectoryURL(AdoptCF, CFURLCreateCopyAppendingPathComponent(0, dllDirectoryURL.get(), CFSTR("WebKit.resources"), true));

    return CFBundleCreate(0, resourcesDirectoryURL.get());
}

	bool loadLibrary (const char* fileName)
	{
	#if _WIN32
		module = LoadLibrary (fileName);
	#elif TARGET_API_MAC_CARBON
		CFStringRef fileNameString = CFStringCreateWithCString (NULL, fileName, kCFStringEncodingUTF8);
		if (fileNameString == 0)
			return false;
		CFURLRef url = CFURLCreateWithFileSystemPath (NULL, fileNameString, kCFURLPOSIXPathStyle, false);
		CFRelease (fileNameString);
		if (url == 0)
			return false;
		module = CFBundleCreate (NULL, url);
		CFRelease (url);
		if (module && CFBundleLoadExecutable ((CFBundleRef)module) == false)
			return false;
	#endif
		return module != 0;
	}

static CFBundleRef
_glitz_agl_get_bundle (const char *name)
{
    CFBundleRef bundle = 0;
    FSRefParam ref_param;
    char framework_name[256];

    framework_name[0] = strlen (name);
    strcpy (&framework_name[1], name);

    memset (&ref_param, 0, sizeof (ref_param));

    if (FindFolder (kSystemDomain,
		    kFrameworksFolderType,
		    kDontCreateFolder,
		    &ref_param.ioVRefNum,
		    &ref_param.ioDirID) == noErr) {
	FSRef ref;

	memset (&ref, 0, sizeof (ref));

	ref_param.ioNamePtr = (unsigned char *) framework_name;
	ref_param.newRef = &ref;

	if (PBMakeFSRefSync (&ref_param) == noErr) {
	    CFURLRef url;

	    url = CFURLCreateFromFSRef (kCFAllocatorDefault, &ref);
	    if (url) {
		bundle = CFBundleCreate (kCFAllocatorDefault, url);
		CFRelease (url);

		if (!CFBundleLoadExecutable (bundle)) {
		    CFRelease (bundle);
		    return (CFBundleRef) 0;
		}
	    }
	}
    }

    return bundle;
}

/* Built-in callback for POSIX domain. Note that we will pick up localizations from ErrnoErrors.strings in /System/Library/CoreServices/CoreTypes.bundle, if the file happens to be there.
*/
static CFTypeRef _CFErrorPOSIXCallBack(CFErrorRef err, CFStringRef key) {
    if (!CFEqual(key, kCFErrorDescriptionKey) && !CFEqual(key, kCFErrorLocalizedFailureReasonKey)) return NULL;
    
    const char *errCStr = strerror(CFErrorGetCode(err));
    CFStringRef errStr = (errCStr && strlen(errCStr)) ? CFStringCreateWithCString(kCFAllocatorSystemDefault, errCStr, kCFStringEncodingUTF8) : NULL;
    
    if (!errStr) return NULL;
    if (CFEqual(key, kCFErrorDescriptionKey)) return errStr;	// If all we wanted was the non-localized description, we're done
    
#if DEPLOYMENT_TARGET_MACOSX || DEPLOYMENT_TARGET_EMBEDDED || DEPLOYMENT_TARGET_WINDOWS
    // We need a kCFErrorLocalizedFailureReasonKey, so look up a possible localization for the error message
    // Look for the bundle in /System/Library/CoreServices/CoreTypes.bundle
    CFArrayRef paths = CFCopySearchPathForDirectoriesInDomains(kCFLibraryDirectory, kCFSystemDomainMask, false);
    if (paths) {
	if (CFArrayGetCount(paths) > 0) {
	    CFStringRef path = CFStringCreateWithFormat(kCFAllocatorSystemDefault, NULL, CFSTR("%@/CoreServices/CoreTypes.bundle"), CFArrayGetValueAtIndex(paths, 0));
	    CFURLRef url = CFURLCreateWithFileSystemPath(kCFAllocatorSystemDefault, path, kCFURLPOSIXPathStyle, false /* not a directory */);
	    if (url) {
		CFBundleRef bundle = CFBundleCreate(kCFAllocatorSystemDefault, url);
		if (bundle) {
		    // We only want to return a result if there was a localization
		    CFStringRef localizedErrStr = CFBundleCopyLocalizedString(bundle, errStr, errStr, CFSTR("ErrnoErrors"));
		    if (localizedErrStr == errStr) {
			CFRelease(localizedErrStr);
			CFRelease(errStr);
			errStr = NULL;
		    } else {
			CFRelease(errStr);
			errStr = localizedErrStr;
		    }
		    CFRelease(bundle);
		}
		CFRelease(url);
	    }
	    CFRelease(path);
	}
	CFRelease(paths);
    }
#endif
    
    return errStr;
}

Image JUCE_API getIconFromApplication (const String& applicationPath, const int size)
{
    Image hostIcon;

    if (CFStringRef pathCFString = CFStringCreateWithCString (kCFAllocatorDefault, applicationPath.toRawUTF8(), kCFStringEncodingUTF8))
    {
        if (CFURLRef url = CFURLCreateWithFileSystemPath (kCFAllocatorDefault, pathCFString, kCFURLPOSIXPathStyle, 1))
        {
            if (CFBundleRef appBundle = CFBundleCreate (kCFAllocatorDefault, url))
            {
                if (CFTypeRef infoValue = CFBundleGetValueForInfoDictionaryKey (appBundle, CFSTR("CFBundleIconFile")))
                {
                    if (CFGetTypeID (infoValue) == CFStringGetTypeID())
                    {
                        CFStringRef iconFilename = reinterpret_cast<CFStringRef> (infoValue);
                        CFStringRef resourceURLSuffix = CFStringHasSuffix (iconFilename, CFSTR(".icns")) ? nullptr : CFSTR("icns");
                        if (CFURLRef iconURL = CFBundleCopyResourceURL (appBundle, iconFilename, resourceURLSuffix, nullptr))
                        {
                            if (CFStringRef iconPath = CFURLCopyFileSystemPath (iconURL, kCFURLPOSIXPathStyle))
                            {
                                File icnsFile (CFStringGetCStringPtr (iconPath, CFStringGetSystemEncoding()));
                                hostIcon = getIconFromIcnsFile (icnsFile, size);
                                CFRelease (iconPath);
                            }

                            CFRelease (iconURL);
                        }
                    }
                }

                CFRelease (appBundle);
            }

            CFRelease (url);
        }

        CFRelease (pathCFString);
    }

    return hostIcon;
}

void	InitDeckLinkAPI (void)
{
	CFURLRef		bundleURL;

	bundleURL = CFURLCreateWithFileSystemPath(kCFAllocatorDefault, CFSTR(kDeckLinkAPI_BundlePath), kCFURLPOSIXPathStyle, true);
	if (bundleURL != NULL)
	{
		gDeckLinkAPIBundleRef = CFBundleCreate(kCFAllocatorDefault, bundleURL);
		if (gDeckLinkAPIBundleRef != NULL)
		{
			gCreateIteratorFunc = (CreateIteratorFunc)CFBundleGetFunctionPointerForName(gDeckLinkAPIBundleRef, CFSTR("CreateDeckLinkIteratorInstance_0003"));
			gCreateAPIInformationFunc = (CreateAPIInformationFunc)CFBundleGetFunctionPointerForName(gDeckLinkAPIBundleRef, CFSTR("CreateDeckLinkAPIInformationInstance_0001"));
			gCreateOpenGLPreviewFunc = (CreateOpenGLScreenPreviewHelperFunc)CFBundleGetFunctionPointerForName(gDeckLinkAPIBundleRef, CFSTR("CreateOpenGLScreenPreviewHelper_0001"));
			gCreateCocoaPreviewFunc = (CreateCocoaScreenPreviewFunc)CFBundleGetFunctionPointerForName(gDeckLinkAPIBundleRef, CFSTR("CreateCocoaScreenPreview_0001"));
			gCreateVideoConversionFunc = (CreateVideoConversionInstanceFunc)CFBundleGetFunctionPointerForName(gDeckLinkAPIBundleRef, CFSTR("CreateVideoConversionInstance_0001"));
            gCreateDeckLinkDiscoveryFunc = (CreateDeckLinkDiscoveryInstanceFunc)CFBundleGetFunctionPointerForName(gDeckLinkAPIBundleRef, CFSTR("CreateDeckLinkDiscoveryInstance_0002"));
            gCreateVideoFrameAncillaryPacketsFunc = (CreateVideoFrameAncillaryPacketsInstanceFunc)CFBundleGetFunctionPointerForName(gDeckLinkAPIBundleRef, CFSTR("CreateVideoFrameAncillaryPacketsInstance_0001"));
		}
		CFRelease(bundleURL);
	}
}

static void InitializeIO()
{
    if (sfwRefCount++) {
        return;
    }
    // race condition, infinitesimal risk

    FSRef theRef;
    if (FSFindFolder(kOnAppropriateDisk, kFrameworksFolderType, false, &theRef)
            == noErr) {
        CFURLRef fw = CFURLCreateFromFSRef(kCFAllocatorSystemDefault, &theRef);
        if (fw) {
            CFURLRef bd = CFURLCreateCopyAppendingPathComponent
                          (kCFAllocatorSystemDefault, fw, CFSTR("System.framework"), false);
            CFRelease(fw);
            if (bd) {
                systemFramework = CFBundleCreate(kCFAllocatorSystemDefault, bd);
                CFRelease(bd);
            }
        }
        if (!systemFramework || !CFBundleLoadExecutable(systemFramework)) {
            return;
        }
#define F(x) CFBundleGetFunctionPointerForName(systemFramework, CFSTR(#x))
        my_fopen = (FILE * (*)(const char *, const char *))F(fopen);
        my_fclose = (int(*)(FILE *))F(fclose);
        my_ftell = (long(*)(FILE *))F(ftell);
        my_fseek = (int(*)(FILE *, long, int))F(fseek);
        my_fread = (t4_u32(*)(void *ptr, t4_u32, t4_u32, FILE *))F(fread);
        my_fwrite = (t4_u32(*)(const void *ptr, t4_u32, t4_u32, FILE *))F(fwrite);
        my_ferror = (int(*)(FILE *))F(ferror);
        my_fflush = (int(*)(FILE *))F(fflush);
        my_fileno = (int(*)(FILE *))F(fileno);
        my_mmap = (char *(*)(char *, t4_u32, int, int, int, long long))F(mmap);
        my_munmap = (int(*)(char *, t4_u32))F(munmap);
#undef F
        d4_assert(my_fopen && my_fclose && my_ftell && my_fseek && my_fread &&
                  my_fwrite && my_ferror && my_fflush && my_fileno && my_mmap && my_munmap);
    }
}

//------------------------------------------------------------------------
void CreateVSTGUIBundleRef ()
{
	openCount++;
	if (gBundleRef)
	{
		CFRetain (gBundleRef);
		return;
	}
#if TARGET_OS_IPHONE
	gBundleRef = CFBundleGetMainBundle ();
	CFRetain (gBundleRef);
#else
	Dl_info info;
	if (dladdr ((const void*)CreateVSTGUIBundleRef, &info))
	{
		if (info.dli_fname)
		{
			Steinberg::String name;
			name.assign (info.dli_fname);
			for (int i = 0; i < 3; i++)
			{
				int delPos = name.findLast ('/');
				if (delPos == -1)
				{
					fprintf (stdout, "Could not determine bundle location.\n");
					return; // unexpected
				}
				name.remove (delPos, name.length () - delPos);
			}
			CFURLRef bundleUrl = CFURLCreateFromFileSystemRepresentation (0, (const UInt8*)name.text8 (), name.length (), true);
			if (bundleUrl)
			{
				gBundleRef = CFBundleCreate (0, bundleUrl);
				CFRelease (bundleUrl);
			}
		}
	}
#endif
}