File Management Functions 文件系统API

The following functions are used to manage files.

Function	Description
AreFileApisANSI	Determines whether the file I/O functions are using the ANSI or OEM character set code page.
CheckNameLegalDOS8Dot3	Determines whether a specified name can be used to create a file on a FAT file system.
CloseHandle	Closes an open object handle.
CopyFile	Copies an existing file to a new file.
CopyFileEx	Copies an existing file to a new file, and notifies an application of the progress through a callback function.
CopyFileTransacted	Copies an existing file to a new file as a transacted operation, notifying the application of its progress through a callback function.
CreateFile	Creates or opens a file, directory, physical disk, volume, console buffer, tape drive, communications resource, mailslot, or named pipe.
CreateFileTransacted	Creates or opens a file, file stream, directory, physical disk, volume, console buffer, tape drive, communications resource, mailslot, or named pipe as a transacted operation.
CreateHardLink	Establishes a hard link between an existing file and a new file.
CreateHardLinkTransacted	Establishes a hard link between an existing file and a new file as a transacted operation.
CreateSymbolicLink	Creates a symbolic link.
CreateSymbolicLinkTransacted	Creates a symbolic link as a transacted operation.
DeleteFile	Deletes an existing file.
DeleteFileTransacted	Deletes an existing file as a transacted operation.
FindClose	Closes a file search handle that the FindFirstFile, FindFirstFileEx, or FindFirstStreamW function opens.
FindFirstFile	Searches a directory for a file or subdirectory name that matches a specified name.
FindFirstFileEx	Searches a directory for a file or subdirectory name and attributes that match those that are specified.
FindFirstFileNameTransactedW	Creates an enumeration of all the hard links to the specified file as a transacted operation. The function returns a handle to the enumeration that can be used on subsequent calls to the FindNextFileNameW function.
FindFirstFileNameW	Creates an enumeration of all the hard links to the specified file. The FindFirstFileNameW function returns a handle to the enumeration that can be used on subsequent calls to the FindNextFileNameW function.
FindFirstFileTransacted	Searches a directory for a file or subdirectory with a name that matches a specific name as a transacted operation.
FindFirstStreamTransactedW	Enumerates the first stream in the specified file or directory as a transacted operation.
FindFirstStreamW	Enumerates the first stream in a specified file or directory.
FindNextFile	Continues a file search.
FindNextStreamW	Continues a stream search.
GetBinaryType	Determines whether a file is executable. If the file is executable, this function determines the type of executable file.
GetCompressedFileSize	Retrieves the actual number of disk storage bytes that are used to store a specified file.
GetCompressedFileSizeTransacted	Retrieves the actual number of bytes of disk storage used to store a specified file as a transacted operation.
GetFileAttributes	Retrieves a set of FAT file system attributes for a specified file or directory.
GetFileAttributesEx	Retrieves attributes for a specified file or directory.
GetFileAttributesTransacted	Retrieves a set of FAT file system attributes for a specified file or directory as a transacted operation.
GetFileBandwidthReservation	Retrieves the bandwidth reservation properties of the volume on which the specified file resides.
GetFileInformationByHandle	Retrieves file information for a specified file.
GetFileInformationByHandleEx	Retrieves file information for the specified file.
GetFileSize	Retrieves the size of a specified file. The file size that can be reported by this function is limited to a DWORD value.
GetFileSizeEx	Retrieves the size of a specified file.
GetFileType	Retrieves the file type of a specified file.
GetFinalPathNameByHandle	Retrieves the final filesystem path for the specified file.
GetFullPathName	Retrieves the full path and file name of a specified file.
GetFullPathNameTransacted	Retrieves the full path and file name of a specified file as a transacted operation.
GetLongPathName	Converts a specified path to its long form.
GetLongPathNameTransacted	Converts the specified path to its long form as a transacted operation.
GetShortPathName	Retrieves the short path form of a specified path.
GetTempFileName	Creates a name for a temporary file.
GetTempPath	Retrieves the path of the directory that is designated for temporary files.
MoveFile	Moves an existing file or directory and its children.
MoveFileEx	Moves an existing file or directory.
MoveFileTransacted	Moves an existing file or a directory, including its children, as a transacted operation.
MoveFileWithProgress	Moves a file or directory. You can provide a callback function that receives progress notifications.
OpenFile	Creates, opens, reopens, or deletes a file.
OpenFileById	Opens the file that matches the specified identifier.
ReOpenFile	Reopens a specified file system object with different access rights, a different sharing mode, and different flags than it was previously opened with.
ReplaceFile	Replaces one file with a different file, and optionally creates a backup copy of the original file.
RtlIsNameLegalDOS8Dot3	Determines whether or not a specified name can be used to create a file on the FAT file system.
SearchPath	Searches for a specified file in a specified path.
SetFileApisToANSI	Indicates that the file I/O functions must use the ANSI character set code page.
SetFileApisToOEM	Causes the file I/O functions to use the OEM character set code page.
SetFileAttributes	Sets the attributes of a file.
SetFileAttributesTransacted	Sets the attributes for a file or directory as a transacted operation.
SetFileBandwidthReservation	Requests that bandwidth for the specified file stream be reserved.
SetFileInformationByHandle	Sets the information for the specified file.
SetFileShortName	Sets the short name for a specified file.
SetFileValidData	Sets the valid data length of a specified file.

The following functions are used with file I/O.

Function	Description
CancelIo	Cancels all pending I/O operations that are issued by the calling thread for a specified file handle.
CancelIoEx	Marks all pending I/O operations for the specified file handle in the current process as canceled, regardless of which thread created the I/O operation.
CancelSynchronousIo	Marks pending synchronous I/O operations that are issued by the specified thread as canceled.
CreateIoCompletionPort	Associates an I/O completion port with one or more file handles, or creates an I/O completion port that is not associated with a file handle.
FlushFileBuffers	Flushes the buffers for a specified file, and causes all buffered data to be written to the file.
GetQueuedCompletionStatus	Attempts to dequeue an I/O completion packet from a specified I/O completion port.
GetQueuedCompletionStatusEx	Retrieves multiple completion port entries simultaneously.
LockFile	Locks a specified file for exclusive access by the calling process.
LockFileEx	Locks a specified file for exclusive access by the calling process. This function can operate synchronously or asynchronously.
PostQueuedCompletionStatus	Posts an I/O completion packet to an I/O completion port.
ReadFile	Reads data from a file, starting at the position that is indicated by a file pointer. This function can operate synchronously and asynchronously.
ReadFileEx	Reads data from a file asynchronously.
ReadFileScatter	Reads data from a file and stores it in an array of buffers.
SetEndOfFile	Moves the end-of-file position for a specified file to the current position of a file pointer.
SetFileCompletionNotificationModes	Sets the notification modes for a file handle.
SetFileIoOverlappedRange	Associates a virtual address range with a file handle.
SetFilePointer	Moves the file pointer of an open file.
SetFilePointerEx	Moves the file pointer of a specified file.
UnlockFile	Unlocks a region in an open file.
UnlockFileEx	Unlocks a region in an open file. This function can operate synchronously or asynchronously.
WriteFile	Writes data to a file at a position that a file pointer specifies. This function can operate synchronously and asynchronously.
WriteFileEx	Writes data to a file. This function reports the completion status asynchronously by calling a specified completion routine when writing is completed or canceled and when the calling thread is in an alertable wait state.
WriteFileGather	Retrieves data from an array of buffers, and then writes the data to a file.

The following functions are used with the encrypted file system.

Function	Description
AddUsersToEncryptedFile	Adds user keys to a specified encrypted file.
CloseEncryptedFileRaw	Closes an encrypted file after a backup or restore operation, and frees the associated system resources.
DecryptFile	Decrypts an encrypted file or directory.
DuplicateEncryptionInfoFile	Copies the EFS metadata from one file or directory to another.
EncryptFile	Encrypts a file or directory.
EncryptionDisable	Disables or enables encryption of a specified directory and the files in the directory.
FileEncryptionStatus	Retrieves the encryption status of a specified file.
FreeEncryptionCertificateHashList	Frees a certificate hash list.
OpenEncryptedFileRaw	Opens an encrypted file to backup (export) or restore (import) the file.
QueryRecoveryAgentsOnEncryptedFile	Retrieves a list of recovery agents for a specified file.
QueryUsersOnEncryptedFile	Retrieves a list of users for a specified file.
ReadEncryptedFileRaw	Backs up (exports) encrypted files.
RemoveUsersFromEncryptedFile	Removes specified certificate hashes from a specified file.
SetUserFileEncryptionKey	Sets a current user key to a specified certificate.
WriteEncryptedFileRaw	Restores (imports) encrypted files.

The following functions are used with the file system redirector.

Function	Description
Wow64DisableWow64FsRedirection	Disables file system redirection for the calling thread.
Wow64EnableWow64FsRedirection	Enables or disables file system redirection for the calling thread.
Wow64RevertWow64FsRedirection	Restores file system redirection for the calling thread.

The following functions are used to decompress files that are compressed by the Lempel-Ziv algorithm.

Function	Description
GetExpandedName	Retrieves the original name of a compressed file, only if the file is compressed by the Lempel-Ziv algorithm.
LZClose	Closes a file that was opened by using the LZOpenFile function.
LZCopy	Copies a source file to a destination file.
LZInit	Allocates memory for the internal data structures that are required to decompress files, and then creates and initializes the files.
LZOpenFile	Creates, opens, reopens, or deletes a specified file.
LZRead	Reads a specified number of bytes from a file and copies them into a buffer.
LZSeek	Moves a file pointer a specified number of bytes from a starting position.

The following callback functions are used in file I/O.

Function	Description
CopyProgressRoutine	Callback function used with the CopyFileEx and MoveFileWithProgress functions, called when a portion of a copy or move operation is completed.
ExportCallback	Callback function used with ReadEncryptedFileRaw, called one or more times, each time with a block of the encrypted file's data, until it has received all of the file data.
FileIOCompletionRoutine	Callback function used with the ReadFileEx and WriteFileEx functions, called when the asynchronous input and output (I/O) operation is completed or canceled.
ImportCallback	Callback function used with WriteEncryptedFileRaw, called one or more times, each time to retrieve a portion of a backup file's data.

Build date: 8/15/2007

 

【参考资料 感谢作者】
1、本地Visual Studio 2008的MSDN