示例#1
0
文件: Loaders.cpp 项目: Bigpet/ppsspp
bool CachingFileLoader::IsDirectory() {
	if (isDirectory_ == -1) {
		lock_guard guard(backendMutex_);
		isDirectory_ = backend_->IsDirectory() ? 1 : 0;
	}
	return isDirectory_ == 1;
}
示例#2
0
void __UmdReplace(std::string filepath) {
	// TODO: This should really go through Loaders, no?  What if it's an invalid file?

	// Only get system from disc0 seems have been enough.
	IFileSystem* currentUMD = pspFileSystem.GetSystem("disc0:");
	IFileSystem* currentISOBlock = pspFileSystem.GetSystem("umd0:");
	if (!currentUMD)
		return;

	FileLoader *loadedFile = ConstructFileLoader(filepath);

	IFileSystem* umd2;
	if (!loadedFile->Exists()) {
		delete loadedFile;
		return;
	}
	UpdateLoadedFile(loadedFile);

	if (loadedFile->IsDirectory()) {
		umd2 = new VirtualDiscFileSystem(&pspFileSystem, filepath);
	} else {
		auto bd = constructBlockDevice(loadedFile);
		if (!bd)
			return;
		umd2 = new ISOFileSystem(&pspFileSystem, bd);
		pspFileSystem.Remount(currentUMD, umd2);

		if (currentUMD != currentISOBlock) {
			// We mounted an ISO block system separately.
			IFileSystem *iso = new ISOBlockSystem(static_cast<ISOFileSystem *>(umd2));
			pspFileSystem.Remount(currentISOBlock, iso);
			delete currentISOBlock;
		}
	}
	delete currentUMD;

	// TODO Is this always correct if UMD was not activated?
	u32 notifyArg = PSP_UMD_PRESENT | PSP_UMD_READABLE | PSP_UMD_CHANGED;
	if (driveCBId != -1)
		__KernelNotifyCallback(driveCBId, notifyArg);
}