ProjFS functions
The following functions are declared in projectedfslib.h.
In this section
| Topic | Description |
|---|---|
| PrjAllocateAlignedBuffer | Allocates a buffer that meets the memory alignment requirements of the virtualization instance's storage device. |
| PrjClearNegativePathCache | Purges the virtualization instance's negative path cache, if it is active. |
| PrjCompleteCommand | Indicates that the provider has completed processing a callback from which it had previously returned HRESULT_FROM_WIN32(ERROR_IO_PENDING). |
| PrjDeleteFile | Enables a provider to delete an item that has been cached on the local file system. |
| PrjDoesNameContainWildCards | Determines whether a name contains wildcard characters. |
| PrjFileNameCompare | Compares two file names and returns a value that indicates their relative collation order. |
| PrjFileNameMatch | Determines whether a file name matches a search pattern. |
| PrjFillDirEntryBuffer | Provides information for one file or directory to an enumeration. |
| PrjFillDirEntryBuffer2 | Provides information for one file or directory to an enumeration and allows the caller to specify extended information. |
| PrjFreeAlignedBuffer | Frees an allocated buffer. |
| PrjGetOnDiskFileState | Gets the on-disk file state for a file or directory. |
| PrjGetVirtualizationInstanceInfo | Retrieves information about the virtualization instance. |
| PrjMarkDirectoryAsPlaceholder | Converts an existing directory to a directory placeholder. |
| PrjStartVirtualizing | Configures a ProjFS virtualization instance and starts it, making it available to service I/O and invoke callbacks on the provider. |
| PrjStopVirtualizing | Stops a running ProjFS virtualization instance, making it unavailable to service I/O or involve callbacks on the provider. |
| PrjUpdateFileIfNeeded | Enables a provider to update an item that has been cached on the local file system. |
| PrjWriteFileData | Sends file contents to ProjFS. |
| PrjWritePlaceholderInfo | Sends file or directory metadata to ProjFS. |
| PrjWritePlaceholderInfo2 | Sends file or directory metadata to ProjFS and allows the caller to specify extended information. |