FatPkg/EnhancedFatDxe: Make the comments align with EDKIIcoding style
Cc: Ruiyu Ni <ruiyu.ni@intel.com>
Contributed-under: TianoCore Contribution Agreement 1.0
Signed-off-by: Dandan Bi <dandan.bi@intel.com>
Reviewed-by: Ruiyu Ni <ruiyu.ni@intel.com>
diff --git a/FatPkg/EnhancedFatDxe/ComponentName.c b/FatPkg/EnhancedFatDxe/ComponentName.c
index af3f9e6..ce1c975 100644
--- a/FatPkg/EnhancedFatDxe/ComponentName.c
+++ b/FatPkg/EnhancedFatDxe/ComponentName.c
@@ -1,4 +1,4 @@
-/*++
+/** @file
Copyright (c) 2005 - 2011, Intel Corporation. All rights reserved.<BR>
This program and the accompanying materials are licensed and made available
@@ -10,13 +10,7 @@
WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
-Module Name:
-
- ComponentName.c
-
-Abstract:
-
---*/
+**/
#include "Fat.h"
diff --git a/FatPkg/EnhancedFatDxe/Data.c b/FatPkg/EnhancedFatDxe/Data.c
index b20cc45..56a265e 100644
--- a/FatPkg/EnhancedFatDxe/Data.c
+++ b/FatPkg/EnhancedFatDxe/Data.c
@@ -1,4 +1,5 @@
-/*++
+/** @file
+ Global data in the FAT Filesystem driver.
Copyright (c) 2005 - 2013, Intel Corporation. All rights reserved.<BR>
This program and the accompanying materials are licensed and made available
@@ -9,18 +10,7 @@
THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
-
-Module Name:
-
- Data.c
-
-Abstract:
-
- Global data in the FAT Filesystem driver
-
-Revision History
-
---*/
+**/
#include "Fat.h"
diff --git a/FatPkg/EnhancedFatDxe/Debug.c b/FatPkg/EnhancedFatDxe/Debug.c
index 7c0dc20..ad23786 100644
--- a/FatPkg/EnhancedFatDxe/Debug.c
+++ b/FatPkg/EnhancedFatDxe/Debug.c
@@ -1,4 +1,5 @@
-/*++
+/** @file
+ Debug functions for fat driver
Copyright (c) 2005, Intel Corporation. All rights reserved.<BR>
This program and the accompanying materials are licensed and made available
@@ -9,40 +10,21 @@
THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
-
-Module Name:
-
- debug.c
-
-Abstract:
-
- Debug functions for fat driver
-
-Revision History
-
---*/
+**/
#include "Fat.h"
+/**
+
+ Dump all the FAT Entry of the FAT table in the volume.
+
+ @param Volume - The volume whose FAT info will be dumped
+
+**/
VOID
FatDumpFatTable (
IN FAT_VOLUME *Volume
)
-/*++
-
-Routine Description:
-
- Dump all the FAT Entry of the FAT table in the volume
-
-Arguments:
-
- Volume - The volume whose FAT info will be dumped
-
-Returns:
-
- None
-
---*/
{
UINTN EntryValue;
UINTN MaxIndex;
diff --git a/FatPkg/EnhancedFatDxe/Delete.c b/FatPkg/EnhancedFatDxe/Delete.c
index e5103a8..9837565 100644
--- a/FatPkg/EnhancedFatDxe/Delete.c
+++ b/FatPkg/EnhancedFatDxe/Delete.c
@@ -1,4 +1,5 @@
-/*++
+/** @file
+ Function that deletes a file.
Copyright (c) 2005 - 2013, Intel Corporation. All rights reserved.<BR>
This program and the accompanying materials are licensed and made available
@@ -10,41 +11,25 @@
WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
-Module Name:
-
- delete.c
-
-Abstract:
-
- Function that deletes a file
-
-Revision History
-
---*/
+**/
#include "Fat.h"
+/**
+
+ Deletes the file & Closes the file handle.
+
+ @param FHand - Handle to the file to delete.
+
+ @retval EFI_SUCCESS - Delete the file successfully.
+ @retval EFI_WARN_DELETE_FAILURE - Fail to delete the file.
+
+**/
EFI_STATUS
EFIAPI
FatDelete (
IN EFI_FILE_PROTOCOL *FHand
)
-/*++
-
-Routine Description:
-
- Deletes the file & Closes the file handle.
-
-Arguments:
-
- FHand - Handle to the file to delete.
-
-Returns:
-
- EFI_SUCCESS - Delete the file successfully.
- EFI_WARN_DELETE_FAILURE - Fail to delete the file.
-
---*/
{
FAT_IFILE *IFile;
FAT_OFILE *OFile;
diff --git a/FatPkg/EnhancedFatDxe/DirectoryCache.c b/FatPkg/EnhancedFatDxe/DirectoryCache.c
index 568b291..30de86a 100644
--- a/FatPkg/EnhancedFatDxe/DirectoryCache.c
+++ b/FatPkg/EnhancedFatDxe/DirectoryCache.c
@@ -1,4 +1,5 @@
-/*++
+/** @file
+ Functions for directory cache operation.
Copyright (c) 2005, Intel Corporation. All rights reserved.<BR>
This program and the accompanying materials are licensed and made available
@@ -10,40 +11,22 @@
WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
-Module Name:
-
- DirectoryCache.c
-
-Abstract:
-
- Functions for directory cache operation
-
-Revision History
-
---*/
+**/
#include "Fat.h"
+/**
+
+ Free the directory structure and release the memory.
+
+ @param ODir - The directory to be freed.
+
+**/
STATIC
VOID
FatFreeODir (
IN FAT_ODIR *ODir
)
-/*++
-
-Routine Description:
-
- Free the directory structure and release the memory.
-
-Arguments:
-
- ODir - The directory to be freed.
-
-Returns:
-
- None.
-
---*/
{
FAT_DIRENT *DirEnt;
@@ -63,26 +46,18 @@
FreePool (ODir);
}
+/**
+
+ Allocate the directory structure.
+
+ @param OFile - The corresponding OFile.
+
+**/
STATIC
FAT_ODIR *
FatAllocateODir (
IN FAT_OFILE *OFile
)
-/*++
-
-Routine Description:
-
- Allocate the directory structure.
-
-Arguments:
-
- OFile - The corresponding OFile.
-
-Returns:
-
- None.
-
---*/
{
FAT_ODIR *ODir;
@@ -99,26 +74,18 @@
return ODir;
}
-VOID
-FatDiscardODir (
- IN FAT_OFILE *OFile
- )
-/*++
-
-Routine Description:
+/**
Discard the directory structure when an OFile will be freed.
Volume will cache this directory if the OFile does not represent a deleted file.
-Arguments:
+ @param OFile - The OFile whose directory structure is to be discarded.
- OFile - The OFile whose directory structure is to be discarded.
-
-Returns:
-
- None.
-
---*/
+**/
+VOID
+FatDiscardODir (
+ IN FAT_OFILE *OFile
+ )
{
FAT_ODIR *ODir;
FAT_VOLUME *Volume;
@@ -154,27 +121,20 @@
}
}
-VOID
-FatRequestODir (
- IN FAT_OFILE *OFile
- )
-/*++
+/**
-Routine Description:
Request the directory structure when an OFile is newly generated.
If the directory structure is cached by volume, then just return this directory;
Otherwise, allocate a new one for OFile.
-Arguments:
+ @param OFile - The OFile which requests directory structure.
- OFile - The OFile which requests directory structure.
-
-Returns:
-
- None.
-
---*/
+**/
+VOID
+FatRequestODir (
+ IN FAT_OFILE *OFile
+ )
{
UINTN DirCacheTag;
FAT_VOLUME *Volume;
@@ -208,25 +168,17 @@
OFile->ODir = ODir;
}
+/**
+
+ Clean up all the cached directory structures when the volume is going to be abandoned.
+
+ @param Volume - FAT file system volume.
+
+**/
VOID
FatCleanupODirCache (
IN FAT_VOLUME *Volume
)
-/*++
-
-Routine Description:
-
- Clean up all the cached directory structures when the volume is going to be abandoned.
-
-Arguments:
-
- Volume - FAT file system volume.
-
-Returns:
-
- None.
-
---*/
{
FAT_ODIR *ODir;
while (Volume->DirCacheCount > 0) {
diff --git a/FatPkg/EnhancedFatDxe/DirectoryManage.c b/FatPkg/EnhancedFatDxe/DirectoryManage.c
index 149119d..fe6fcc9 100644
--- a/FatPkg/EnhancedFatDxe/DirectoryManage.c
+++ b/FatPkg/EnhancedFatDxe/DirectoryManage.c
@@ -1,4 +1,5 @@
-/*++
+/** @file
+ Functions for performing directory entry io.
Copyright (c) 2005 - 2015, Intel Corporation. All rights reserved.<BR>
This program and the accompanying materials are licensed and made available
@@ -9,21 +10,23 @@
THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
-
-Module Name:
-
- DirectoryManage.c
-
-Abstract:
-
- Functions for performing directory entry io
-
-Revision History
-
---*/
+**/
#include "Fat.h"
+/**
+
+ Get a directory entry from disk for the Ofile.
+
+ @param Parent - The parent of the OFile which need to update.
+ @param IoMode - Indicate whether to read directory entry or write directroy entry.
+ @param EntryPos - The position of the directory entry to be accessed.
+ @param Entry - The directory entry read or written.
+
+ @retval EFI_SUCCESS - Access the directory entry sucessfully.
+ @return other - An error occurred when reading the directory entry.
+
+**/
STATIC
EFI_STATUS
FatAccessEntry (
@@ -32,25 +35,6 @@
IN UINTN EntryPos,
IN OUT VOID *Entry
)
-/*++
-
-Routine Description:
-
- Get a directory entry from disk for the Ofile.
-
-Arguments:
-
- Parent - The parent of the OFile which need to update.
- IoMode - Indicate whether to read directory entry or write directroy entry.
- EntryPos - The position of the directory entry to be accessed.
- Entry - The directory entry read or written.
-
-Returns:
-
- EFI_SUCCESS - Access the directory entry sucessfully.
- other - An error occurred when reading the directory entry.
-
---*/
{
UINTN Position;
UINTN BufferSize;
@@ -70,28 +54,22 @@
return FatAccessOFile (Parent, IoMode, Position, &BufferSize, Entry, NULL);
}
+/**
+
+ Save the directory entry to disk.
+
+ @param OFile - The parent OFile which needs to update.
+ @param DirEnt - The directory entry to be saved.
+
+ @retval EFI_SUCCESS - Store the directory entry successfully.
+ @return other - An error occurred when writing the directory entry.
+
+**/
EFI_STATUS
FatStoreDirEnt (
IN FAT_OFILE *OFile,
IN FAT_DIRENT *DirEnt
)
-/*++
-
-Routine Description:
-
- Save the directory entry to disk.
-
-Arguments:
-
- OFile - The parent OFile which needs to update.
- DirEnt - The directory entry to be saved.
-
-Returns:
-
- EFI_SUCCESS - Store the directory entry successfully.
- other - An error occurred when writing the directory entry.
-
---*/
{
EFI_STATUS Status;
FAT_DIRECTORY_LFN LfnEntry;
@@ -157,26 +135,20 @@
return EFI_SUCCESS;
}
+/**
+
+ Determine whether the directory entry is "." or ".." entry.
+
+ @param DirEnt - The corresponding directory entry.
+
+ @retval TRUE - The directory entry is "." or ".." directory entry
+ @retval FALSE - The directory entry is not "." or ".." directory entry
+
+**/
BOOLEAN
FatIsDotDirEnt (
IN FAT_DIRENT *DirEnt
)
-/*++
-
-Routine Description:
-
- Determine whether the directory entry is "." or ".." entry.
-
-Arguments:
-
- DirEnt - The corresponding directory entry.
-
-Returns:
-
- TRUE - The directory entry is "." or ".." directory entry
- FALSE - The directory entry is not "." or ".." directory entry
-
---*/
{
CHAR16 *FileString;
FileString = DirEnt->FileString;
@@ -187,26 +159,18 @@
return FALSE;
}
+/**
+
+ Set the OFile's cluster info in its directory entry.
+
+ @param OFile - The corresponding OFile.
+
+**/
STATIC
VOID
FatSetDirEntCluster (
IN FAT_OFILE *OFile
)
-/*++
-
-Routine Description:
-
- Set the OFile's cluster info in its directory entry.
-
-Arguments:
-
- OFile - The corresponding OFile.
-
-Returns:
-
- None.
-
---*/
{
UINTN Cluster;
FAT_DIRENT *DirEnt;
@@ -217,52 +181,36 @@
DirEnt->Entry.FileCluster = (UINT16) Cluster;
}
+/**
+
+ Set the OFile's cluster and size info in its directory entry.
+
+ @param OFile - The corresponding OFile.
+
+**/
VOID
FatUpdateDirEntClusterSizeInfo (
IN FAT_OFILE *OFile
)
-/*++
-
-Routine Description:
-
- Set the OFile's cluster and size info in its directory entry.
-
-Arguments:
-
- OFile - The corresponding OFile.
-
-Returns:
-
- None.
-
---*/
{
ASSERT (OFile->ODir == NULL);
OFile->DirEnt->Entry.FileSize = (UINT32) OFile->FileSize;
FatSetDirEntCluster (OFile);
}
+/**
+
+ Copy all the information of DirEnt2 to DirEnt1 except for 8.3 name.
+
+ @param DirEnt1 - The destination directory entry.
+ @param DirEnt2 - The source directory entry.
+
+**/
VOID
FatCloneDirEnt (
IN FAT_DIRENT *DirEnt1,
IN FAT_DIRENT *DirEnt2
)
-/*++
-
-Routine Description:
-
- Copy all the information of DirEnt2 to DirEnt1 except for 8.3 name.
-
-Arguments:
-
- DirEnt1 - The destination directory entry.
- DirEnt2 - The source directory entry.
-
-Returns:
-
- None.
-
---*/
{
UINT8 *Entry1;
UINT8 *Entry2;
@@ -275,28 +223,20 @@
);
}
+/**
+
+ Get the LFN for the directory entry.
+
+ @param Parent - The parent directory.
+ @param DirEnt - The directory entry to get LFN.
+
+**/
STATIC
VOID
FatLoadLongNameEntry (
IN FAT_OFILE *Parent,
IN FAT_DIRENT *DirEnt
)
-/*++
-
-Routine Description:
-
- Get the LFN for the directory entry.
-
-Arguments:
-
- Parent - The parent directory.
- DirEnt - The directory entry to get LFN.
-
-Returns:
-
- None.
-
---*/
{
CHAR16 LfnBuffer[MAX_LFN_ENTRIES * LFN_CHAR_TOTAL + 1];
CHAR16 *LfnBufferPointer;
@@ -367,28 +307,20 @@
DirEnt->FileString = AllocateCopyPool (StrSize (LfnBuffer), LfnBuffer);
}
+/**
+
+ Add this directory entry node to the list of directory entries and hash table.
+
+ @param ODir - The parent OFile which needs to be updated.
+ @param DirEnt - The directory entry to be added.
+
+**/
STATIC
VOID
FatAddDirEnt (
IN FAT_ODIR *ODir,
IN FAT_DIRENT *DirEnt
)
-/*++
-
-Routine Description:
-
- Add this directory entry node to the list of directory entries and hash table.
-
-Arguments:
-
- ODir - The parent OFile which needs to be updated.
- DirEnt - The directory entry to be added.
-
-Returns:
-
- None.
-
---*/
{
if (DirEnt->Link.BackLink == NULL) {
DirEnt->Link.BackLink = &ODir->ChildList;
@@ -397,30 +329,24 @@
FatInsertToHashTable (ODir, DirEnt);
}
+/**
+
+ Load from disk the next directory entry at current end of directory position.
+
+ @param OFile - The parent OFile.
+ @param PtrDirEnt - The directory entry that is loaded.
+
+ @retval EFI_SUCCESS - Load the directory entry successfully.
+ @retval EFI_OUT_OF_RESOURCES - Out of resource.
+ @return other - An error occurred when reading the directory entries.
+
+**/
STATIC
EFI_STATUS
FatLoadNextDirEnt (
IN FAT_OFILE *OFile,
OUT FAT_DIRENT **PtrDirEnt
)
-/*++
-
-Routine Description:
-
- Load from disk the next directory entry at current end of directory position
-
-Arguments:
-
- OFile - The parent OFile.
- PtrDirEnt - The directory entry that is loaded.
-
-Returns:
-
- EFI_SUCCESS - Load the directory entry successfully.
- EFI_OUT_OF_RESOURCES - Out of resource.
- other - An error occurred when reading the directory entries.
-
---*/
{
EFI_STATUS Status;
FAT_DIRENT *DirEnt;
@@ -505,6 +431,19 @@
return Status;
}
+/**
+
+ Get the directory entry's info into Buffer.
+
+ @param Volume - FAT file system volume.
+ @param DirEnt - The corresponding directory entry.
+ @param BufferSize - Size of Buffer.
+ @param Buffer - Buffer containing file info.
+
+ @retval EFI_SUCCESS - Get the file info successfully.
+ @retval EFI_BUFFER_TOO_SMALL - The buffer is too small.
+
+**/
EFI_STATUS
FatGetDirEntInfo (
IN FAT_VOLUME *Volume,
@@ -512,25 +451,6 @@
IN OUT UINTN *BufferSize,
OUT VOID *Buffer
)
-/*++
-
-Routine Description:
-
- Get the directory entry's info into Buffer.
-
-Arguments:
-
- Volume - FAT file system volume.
- DirEnt - The corresponding directory entry.
- BufferSize - Size of Buffer.
- Buffer - Buffer containing file info.
-
-Returns:
-
- EFI_SUCCESS - Get the file info successfully.
- EFI_BUFFER_TOO_SMALL - The buffer is too small.
-
---*/
{
UINTN Size;
UINTN NameSize;
@@ -575,6 +495,18 @@
return Status;
}
+/**
+
+ Search the directory for the directory entry whose filename is FileNameString.
+
+ @param OFile - The parent OFile whose directory is to be searched.
+ @param FileNameString - The filename to be searched.
+ @param PtrDirEnt - pointer to the directory entry if found.
+
+ @retval EFI_SUCCESS - Find the directory entry or not found.
+ @return other - An error occurred when reading the directory entries.
+
+**/
STATIC
EFI_STATUS
FatSearchODir (
@@ -582,24 +514,6 @@
IN CHAR16 *FileNameString,
OUT FAT_DIRENT **PtrDirEnt
)
-/*++
-
-Routine Description:
-
- Search the directory for the directory entry whose filename is FileNameString.
-
-Arguments:
-
- OFile - The parent OFile whose directory is to be searched.
- FileNameString - The filename to be searched.
- PtrDirEnt - pointer to the directory entry if found.
-
-Returns:
-
- EFI_SUCCESS - Find the directory entry or not found.
- other - An error occurred when reading the directory entries.
-
---*/
{
BOOLEAN PossibleShortName;
CHAR8 File8Dot3Name[FAT_NAME_LEN];
@@ -647,25 +561,17 @@
return EFI_SUCCESS;
}
+/**
+
+ Set the OFile's current directory cursor to the list head.
+
+ @param OFile - The directory OFile whose directory cursor is reset.
+
+**/
VOID
FatResetODirCursor (
IN FAT_OFILE *OFile
)
-/*++
-
-Routine Description:
-
- Set the OFile's current directory cursor to the list head.
-
-Arguments:
-
- OFile - The directory OFile whose directory cursor is reset.
-
-Returns:
-
- None.
-
---*/
{
FAT_ODIR *ODir;
@@ -675,28 +581,22 @@
ODir->CurrentPos = 0;
}
+/**
+
+ Set the directory's cursor to the next and get the next directory entry.
+
+ @param OFile - The parent OFile.
+ @param PtrDirEnt - The next directory entry.
+
+ @retval EFI_SUCCESS - We get the next directory entry successfully.
+ @return other - An error occurred when get next directory entry.
+
+**/
EFI_STATUS
FatGetNextDirEnt (
IN FAT_OFILE *OFile,
OUT FAT_DIRENT **PtrDirEnt
)
-/*++
-
-Routine Description:
-
- Set the directory's cursor to the next and get the next directory entry.
-
-Arguments:
-
- OFile - The parent OFile.
- PtrDirEnt - The next directory entry.
-
-Returns:
-
- EFI_SUCCESS - We get the next directory entry successfully.
- other - An error occurred when get next directory entry.
-
---*/
{
EFI_STATUS Status;
FAT_DIRENT *DirEnt;
@@ -735,28 +635,20 @@
return EFI_SUCCESS;
}
+/**
+
+ Set the directory entry count according to the filename.
+
+ @param OFile - The corresponding OFile.
+ @param DirEnt - The directory entry to be set.
+
+**/
STATIC
VOID
FatSetEntryCount (
IN FAT_OFILE *OFile,
IN FAT_DIRENT *DirEnt
)
-/*++
-
-Routine Description:
-
- Set the directory entry count according to the filename.
-
-Arguments:
-
- OFile - The corresponding OFile.
- DirEnt - The directory entry to be set.
-
-Returns:
-
- None.
-
---*/
{
CHAR16 *FileString;
CHAR8 *File8Dot3Name;
@@ -800,54 +692,42 @@
}
}
+/**
+
+ Append a zero cluster to the current OFile.
+
+ @param OFile - The directory OFile which needs to be updated.
+
+ @retval EFI_SUCCESS - Append a zero cluster to the OFile successfully.
+ @return other - An error occurred when appending the zero cluster.
+
+**/
STATIC
EFI_STATUS
FatExpandODir (
IN FAT_OFILE *OFile
)
-/*++
-
-Routine Description:
-
- Append a zero cluster to the current OFile.
-
-Arguments:
-
- OFile - The directory OFile which needs to be updated.
-
-Returns:
-
- EFI_SUCCESS - Append a zero cluster to the OFile successfully.
- other - An error occurred when appending the zero cluster.
-
---*/
{
return FatExpandOFile (OFile, OFile->FileSize + OFile->Volume->ClusterSize);
}
+/**
+
+ Search the Root OFile for the possible volume label.
+
+ @param Root - The Root OFile.
+ @param DirEnt - The returned directory entry of volume label.
+
+ @retval EFI_SUCCESS - The search process is completed successfully.
+ @return other - An error occurred when searching volume label.
+
+**/
STATIC
EFI_STATUS
FatSeekVolumeId (
IN FAT_OFILE *Root,
OUT FAT_DIRENT *DirEnt
)
-/*++
-
-Routine Description:
-
- Search the Root OFile for the possible volume label.
-
-Arguments:
-
- Root - The Root OFile.
- DirEnt - The returned directory entry of volume label.
-
-Returns:
-
- EFI_SUCCESS - The search process is completed successfully.
- other - An error occurred when searching volume label.
-
---*/
{
EFI_STATUS Status;
UINTN EntryPos;
@@ -874,33 +754,27 @@
return EFI_SUCCESS;
}
-STATIC
-EFI_STATUS
-FatFirstFitInsertDirEnt (
- IN FAT_OFILE *OFile,
- IN FAT_DIRENT *DirEnt
- )
-/*++
-
-Routine Description:
+/**
Use First Fit Algorithm to insert directory entry.
Only this function will erase "E5" entries in a directory.
In view of safest recovery, this function will only be triggered
when maximum directory entry number has reached.
-Arguments:
+ @param OFile - The corresponding OFile.
+ @param DirEnt - The directory entry to be inserted.
- OFile - The corresponding OFile.
- DirEnt - The directory entry to be inserted.
+ @retval EFI_SUCCESS - The directory entry has been successfully inserted.
+ @retval EFI_VOLUME_FULL - The directory can not hold more directory entries.
+ @return Others - Some error occurred when inserting new directory entries.
-Returns:
-
- EFI_SUCCESS - The directory entry has been successfully inserted.
- EFI_VOLUME_FULL - The directory can not hold more directory entries.
- Others - Some error occurred when inserting new directory entries.
-
---*/
+**/
+STATIC
+EFI_STATUS
+FatFirstFitInsertDirEnt (
+ IN FAT_OFILE *OFile,
+ IN FAT_DIRENT *DirEnt
+ )
{
EFI_STATUS Status;
FAT_ODIR *ODir;
@@ -956,30 +830,24 @@
return EFI_SUCCESS;
}
+/**
+
+ Find the new directory entry position for the directory entry.
+
+ @param OFile - The corresponding OFile.
+ @param DirEnt - The directory entry whose new position is to be set.
+
+ @retval EFI_SUCCESS - The new directory entry position is successfully found.
+ @retval EFI_VOLUME_FULL - The directory has reach its maximum capacity.
+ @return other - An error occurred when reading the directory entry.
+
+**/
STATIC
EFI_STATUS
FatNewEntryPos (
IN FAT_OFILE *OFile,
IN FAT_DIRENT *DirEnt
)
-/*++
-
-Routine Description:
-
- Find the new directory entry position for the directory entry.
-
-Arguments:
-
- OFile - The corresponding OFile.
- DirEnt - The directory entry whose new position is to be set.
-
-Returns:
-
- EFI_SUCCESS - The new directory entry position is successfully found.
- EFI_VOLUME_FULL - The directory has reach its maximum capacity.
- other - An error occurred when reading the directory entry.
-
---*/
{
EFI_STATUS Status;
FAT_ODIR *ODir;
@@ -1027,28 +895,22 @@
return EFI_SUCCESS;
}
+/**
+
+ Get the directory entry for the volume.
+
+ @param Volume - FAT file system volume.
+ @param Name - The file name of the volume.
+
+ @retval EFI_SUCCESS - Update the volume with the directory entry sucessfully.
+ @return others - An error occurred when getting volume label.
+
+**/
EFI_STATUS
FatGetVolumeEntry (
IN FAT_VOLUME *Volume,
IN CHAR16 *Name
)
-/*++
-
-Routine Description:
-
- Get the directory entry for the volume.
-
-Arguments:
-
- Volume - FAT file system volume.
- Name - The file name of the volume.
-
-Returns:
-
- EFI_SUCCESS - Update the volume with the directory entry sucessfully.
- others - An error occurred when getting volume label.
-
---*/
{
EFI_STATUS Status;
FAT_DIRENT LabelDirEnt;
@@ -1064,29 +926,23 @@
return Status;
}
+/**
+
+ Set the relevant directory entry into disk for the volume.
+
+ @param Volume - FAT file system volume.
+ @param Name - The new file name of the volume.
+
+ @retval EFI_SUCCESS - Update the Volume sucessfully.
+ @retval EFI_UNSUPPORTED - The input label is not a valid volume label.
+ @return other - An error occurred when setting volume label.
+
+**/
EFI_STATUS
FatSetVolumeEntry (
IN FAT_VOLUME *Volume,
IN CHAR16 *Name
)
-/*++
-
-Routine Description:
-
- Set the relevant directory entry into disk for the volume.
-
-Arguments:
-
- Volume - FAT file system volume.
- Name - The new file name of the volume.
-
-Returns:
-
- EFI_SUCCESS - Update the Volume sucessfully.
- EFI_UNSUPPORTED - The input label is not a valid volume label.
- other - An error occurred when setting volume label.
-
---*/
{
EFI_STATUS Status;
FAT_DIRENT LabelDirEnt;
@@ -1121,26 +977,20 @@
return FatStoreDirEnt (Root, &LabelDirEnt);
}
+/**
+
+ Create "." and ".." directory entries in the newly-created parent OFile.
+
+ @param OFile - The parent OFile.
+
+ @retval EFI_SUCCESS - The dot directory entries are successfully created.
+ @return other - An error occurred when creating the directory entry.
+
+**/
EFI_STATUS
FatCreateDotDirEnts (
IN FAT_OFILE *OFile
)
-/*++
-
-Routine Description:
-
- Create "." and ".." directory entries in the newly-created parent OFile.
-
-Arguments:
-
- OFile - The parent OFile.
-
-Returns:
-
- EFI_SUCCESS - The dot directory entries are successfully created.
- other - An error occurred when creating the directory entry.
-
---*/
{
EFI_STATUS Status;
FAT_DIRENT *DirEnt;
@@ -1165,6 +1015,20 @@
return Status;
}
+/**
+
+ Create a directory entry in the parent OFile.
+
+ @param OFile - The parent OFile.
+ @param FileName - The filename of the newly-created directory entry.
+ @param Attributes - The attribute of the newly-created directory entry.
+ @param PtrDirEnt - The pointer to the newly-created directory entry.
+
+ @retval EFI_SUCCESS - The directory entry is successfully created.
+ @retval EFI_OUT_OF_RESOURCES - Not enough memory to create the directory entry.
+ @return other - An error occurred when creating the directory entry.
+
+**/
EFI_STATUS
FatCreateDirEnt (
IN FAT_OFILE *OFile,
@@ -1172,26 +1036,6 @@
IN UINT8 Attributes,
OUT FAT_DIRENT **PtrDirEnt
)
-/*++
-
-Routine Description:
-
- Create a directory entry in the parent OFile.
-
-Arguments:
-
- OFile - The parent OFile.
- FileName - The filename of the newly-created directory entry.
- Attributes - The attribute of the newly-created directory entry.
- PtrDirEnt - The pointer to the newly-created directory entry.
-
-Returns:
-
- EFI_SUCCESS - The directory entry is successfully created.
- EFI_OUT_OF_RESOURCES - Not enough memory to create the directory entry.
- other - An error occurred when creating the directory entry.
-
---*/
{
FAT_DIRENT *DirEnt;
FAT_ODIR *ODir;
@@ -1234,28 +1078,22 @@
return Status;
}
+/**
+
+ Remove this directory entry node from the list of directory entries and hash table.
+
+ @param OFile - The parent OFile.
+ @param DirEnt - The directory entry to be removed.
+
+ @retval EFI_SUCCESS - The directory entry is successfully removed.
+ @return other - An error occurred when removing the directory entry.
+
+**/
EFI_STATUS
FatRemoveDirEnt (
IN FAT_OFILE *OFile,
IN FAT_DIRENT *DirEnt
)
-/*++
-
-Routine Description:
-
- Remove this directory entry node from the list of directory entries and hash table.
-
-Arguments:
-
- OFile - The parent OFile.
- DirEnt - The directory entry to be removed.
-
-Returns:
-
- EFI_SUCCESS - The directory entry is successfully removed.
- other - An error occurred when removing the directory entry.
-
---*/
{
FAT_ODIR *ODir;
@@ -1279,29 +1117,23 @@
return FatStoreDirEnt (OFile, DirEnt);
}
+/**
+
+ Open the directory entry to get the OFile.
+
+ @param Parent - The parent OFile.
+ @param DirEnt - The directory entry to be opened.
+
+ @retval EFI_SUCCESS - The directory entry is successfully opened.
+ @retval EFI_OUT_OF_RESOURCES - not enough memory to allocate a new OFile.
+ @return other - An error occurred when opening the directory entry.
+
+**/
EFI_STATUS
FatOpenDirEnt (
IN FAT_OFILE *Parent,
IN FAT_DIRENT *DirEnt
)
-/*++
-
-Routine Description:
-
- Open the directory entry to get the OFile.
-
-Arguments:
-
- OFile - The parent OFile.
- DirEnt - The directory entry to be opened.
-
-Returns:
-
- EFI_SUCCESS - The directory entry is successfully opened.
- EFI_OUT_OF_RESOURCES - not enough memory to allocate a new OFile.
- other - An error occurred when opening the directory entry.
-
---*/
{
FAT_OFILE *OFile;
FAT_VOLUME *Volume;
@@ -1364,26 +1196,17 @@
return EFI_SUCCESS;
}
+/**
+
+ Close the directory entry and free the OFile.
+
+ @param DirEnt - The directory entry to be closed.
+
+**/
VOID
FatCloseDirEnt (
IN FAT_DIRENT *DirEnt
)
-/*++
-
-Routine Description:
-
- Close the directory entry and free the OFile.
-
-Arguments:
-
- DirEnt - The directory entry to be closed.
-
-Returns:
-
- EFI_SUCCESS - The directory entry is successfully opened.
- Other - An error occurred when opening the directory entry.
-
---*/
{
FAT_OFILE *OFile;
FAT_VOLUME *Volume;
@@ -1412,6 +1235,26 @@
}
}
+/**
+
+ Traverse filename and open all OFiles that can be opened.
+ Update filename pointer to the component that can't be opened.
+ If more than one name component remains, returns an error;
+ otherwise, return the remaining name component so that the caller might choose to create it.
+
+ @param PtrOFile - As input, the reference OFile; as output, the located OFile.
+ @param FileName - The file name relevant to the OFile.
+ @param Attributes - The attribute of the destination OFile.
+ @param NewFileName - The remaining file name.
+
+ @retval EFI_NOT_FOUND - The file name can't be opened and there is more than one
+ components within the name left (this means the name can
+ not be created either).
+ @retval EFI_INVALID_PARAMETER - The parameter is not valid.
+ @retval EFI_SUCCESS - Open the file successfully.
+ @return other - An error occured when locating the OFile.
+
+**/
EFI_STATUS
FatLocateOFile (
IN OUT FAT_OFILE **PtrOFile,
@@ -1419,31 +1262,6 @@
IN UINT8 Attributes,
OUT CHAR16 *NewFileName
)
-/*++
-
-Routine Description:
-
- Traverse filename and open all OFiles that can be opened.
- Update filename pointer to the component that can't be opened.
- If more than one name component remains, returns an error;
- otherwise, return the remaining name component so that the caller might choose to create it.
-
-Arguments:
- PtrOFile - As input, the reference OFile; as output, the located OFile.
- FileName - The file name relevant to the OFile.
- Attributes - The attribute of the destination OFile.
- NewFileName - The remaining file name.
-
-Returns:
-
- EFI_NOT_FOUND - The file name can't be opened and there is more than one
- components within the name left (this means the name can
- not be created either).
- EFI_INVALID_PARAMETER - The parameter is not valid.
- EFI_SUCCESS - Open the file successfully.
- other - An error occured when locating the OFile.
-
---*/
{
EFI_STATUS Status;
FAT_VOLUME *Volume;
diff --git a/FatPkg/EnhancedFatDxe/DiskCache.c b/FatPkg/EnhancedFatDxe/DiskCache.c
index 7f1fcf4..63f9c00 100644
--- a/FatPkg/EnhancedFatDxe/DiskCache.c
+++ b/FatPkg/EnhancedFatDxe/DiskCache.c
@@ -1,4 +1,5 @@
-/*++
+/** @file
+ Cache implementation for EFI FAT File system driver.
Copyright (c) 2005 - 2013, Intel Corporation. All rights reserved.<BR>
This program and the accompanying materials are licensed and made available
@@ -9,33 +10,11 @@
THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
-
-Module Name:
-
- DiskCache.c
-
-Abstract:
-
- Cache implementation for EFI FAT File system driver
-
-Revision History
-
---*/
+**/
#include "Fat.h"
-STATIC
-VOID
-FatFlushDataCacheRange (
- IN FAT_VOLUME *Volume,
- IN IO_MODE IoMode,
- IN UINTN StartPageNo,
- IN UINTN EndPageNo,
- OUT UINT8 *Buffer
- )
-/*++
-
-Routine Description:
+/**
This function is used by the Data Cache.
@@ -46,20 +25,23 @@
is dirty, it means that the relative info directly readed from media is older than
than the info in the cache; So need to update the relative info in the Buffer.
-Arguments:
-
- Volume - FAT file system volume.
- IoMode - This function is called by read command or write command
- StartPageNo - First PageNo to be checked in the cache.
- EndPageNo - Last PageNo to be checked in the cache.
- Buffer - The user buffer need to update. Only when doing the read command
+ @param Volume - FAT file system volume.
+ @param IoMode - This function is called by read command or write command
+ @param StartPageNo - First PageNo to be checked in the cache.
+ @param EndPageNo - Last PageNo to be checked in the cache.
+ @param Buffer - The user buffer need to update. Only when doing the read command
and there is dirty cache in the cache range, this parameter will be used.
-Returns:
-
- None.
-
---*/
+**/
+STATIC
+VOID
+FatFlushDataCacheRange (
+ IN FAT_VOLUME *Volume,
+ IN IO_MODE IoMode,
+ IN UINTN StartPageNo,
+ IN UINTN EndPageNo,
+ OUT UINT8 *Buffer
+ )
{
UINTN PageNo;
UINTN GroupNo;
@@ -103,6 +85,20 @@
}
}
+/**
+
+ Exchange the cache page with the image on the disk
+
+ @param Volume - FAT file system volume.
+ @param DataType - Indicate the cache type.
+ @param IoMode - Indicate whether to load this page from disk or store this page to disk.
+ @param CacheTag - The Cache Tag for the current cache page.
+ @param Task point to task instance.
+
+ @retval EFI_SUCCESS - Cache page exchanged successfully.
+ @return Others - An error occurred when exchanging cache page.
+
+**/
STATIC
EFI_STATUS
FatExchangeCachePage (
@@ -112,25 +108,6 @@
IN CACHE_TAG *CacheTag,
IN FAT_TASK *Task
)
-/*++
-
-Routine Description:
-
- Exchange the cache page with the image on the disk
-
-Arguments:
-
- Volume - FAT file system volume.
- DataType - Indicate the cache type.
- IoMode - Indicate whether to load this page from disk or store this page to disk.
- CacheTag - The Cache Tag for the current cache page.
-
-Returns:
-
- EFI_SUCCESS - Cache page exchanged successfully.
- Others - An error occurred when exchanging cache page.
-
---*/
{
EFI_STATUS Status;
UINTN GroupNo;
@@ -181,6 +158,19 @@
return EFI_SUCCESS;
}
+/**
+
+ Get one cache page by specified PageNo.
+
+ @param Volume - FAT file system volume.
+ @param CacheDataType - The cache type: CACHE_FAT or CACHE_DATA.
+ @param PageNo - PageNo to match with the cache.
+ @param CacheTag - The Cache Tag for the current cache page.
+
+ @retval EFI_SUCCESS - Get the cache page successfully.
+ @return other - An error occurred when accessing data.
+
+**/
STATIC
EFI_STATUS
FatGetCachePage (
@@ -189,25 +179,6 @@
IN UINTN PageNo,
IN CACHE_TAG *CacheTag
)
-/*++
-
-Routine Description:
-
- Get one cache page by specified PageNo.
-
-Arguments:
-
- Volume - FAT file system volume.
- CacheDataType - The cache type: CACHE_FAT or CACHE_DATA.
- PageNo - PageNo to match with the cache.
- CacheTag - The Cache Tag for the current cache page.
-
-Returns:
-
- EFI_SUCCESS - Get the cache page successfully.
- other - An error occurred when accessing data.
-
---*/
{
EFI_STATUS Status;
UINTN OldPageNo;
@@ -238,6 +209,23 @@
return Status;
}
+/**
+
+ Read Length bytes from the position of Offset into Buffer, or
+ write Length bytes from Buffer into the position of Offset.
+
+ @param Volume - FAT file system volume.
+ @param CacheDataType - The type of cache: CACHE_DATA or CACHE_FAT.
+ @param IoMode - Indicate the type of disk access.
+ @param PageNo - The number of unaligned cache page.
+ @param Offset - The starting byte of cache page.
+ @param Length - The number of bytes that is read or written
+ @param Buffer - Buffer containing cache data.
+
+ @retval EFI_SUCCESS - The data was accessed correctly.
+ @return Others - An error occurred when accessing unaligned cache page.
+
+**/
STATIC
EFI_STATUS
FatAccessUnalignedCachePage (
@@ -249,28 +237,6 @@
IN UINTN Length,
IN OUT VOID *Buffer
)
-/*++
-Routine Description:
-
- Read Length bytes from the position of Offset into Buffer, or
- write Length bytes from Buffer into the position of Offset.
-
-Arguments:
-
- Volume - FAT file system volume.
- CacheDataType - The type of cache: CACHE_DATA or CACHE_FAT.
- IoMode - Indicate the type of disk access.
- PageNo - The number of unaligned cache page.
- Offset - The starting byte of cache page.
- Length - The number of bytes that is read or written
- Buffer - Buffer containing cache data.
-
-Returns:
-
- EFI_SUCCESS - The data was accessed correctly.
- Others - An error occurred when accessing unaligned cache page.
-
---*/
{
EFI_STATUS Status;
VOID *Source;
@@ -299,18 +265,7 @@
return Status;
}
-EFI_STATUS
-FatAccessCache (
- IN FAT_VOLUME *Volume,
- IN CACHE_DATA_TYPE CacheDataType,
- IN IO_MODE IoMode,
- IN UINT64 Offset,
- IN UINTN BufferSize,
- IN OUT UINT8 *Buffer,
- IN FAT_TASK *Task
- )
-/*++
-Routine Description:
+/**
Read BufferSize bytes from the position of Offset into Buffer,
or write BufferSize bytes from Buffer into the position of Offset.
@@ -326,22 +281,29 @@
The UnderRun data and OverRun data will be accessed by the Data cache,
but the Aligned data will be accessed with disk directly.
-Arguments:
+ @param Volume - FAT file system volume.
+ @param CacheDataType - The type of cache: CACHE_DATA or CACHE_FAT.
+ @param IoMode - Indicate the type of disk access.
+ @param Offset - The starting byte offset to read from.
+ @param BufferSize - Size of Buffer.
+ @param Buffer - Buffer containing cache data.
+ @param Task point to task instance.
- Volume - FAT file system volume.
- CacheDataType - The type of cache: CACHE_DATA or CACHE_FAT.
- IoMode - Indicate the type of disk access.
- Offset - The starting byte offset to read from.
- BufferSize - Size of Buffer.
- Buffer - Buffer containing cache data.
+ @retval EFI_SUCCESS - The data was accessed correctly.
+ @retval EFI_MEDIA_CHANGED - The MediaId does not match the current device.
+ @return Others - An error occurred when accessing cache.
-Returns:
-
- EFI_SUCCESS - The data was accessed correctly.
- EFI_MEDIA_CHANGED - The MediaId does not match the current device.
- Others - An error occurred when accessing cache.
-
---*/
+**/
+EFI_STATUS
+FatAccessCache (
+ IN FAT_VOLUME *Volume,
+ IN CACHE_DATA_TYPE CacheDataType,
+ IN IO_MODE IoMode,
+ IN UINT64 Offset,
+ IN UINTN BufferSize,
+ IN OUT UINT8 *Buffer,
+ IN FAT_TASK *Task
+ )
{
EFI_STATUS Status;
UINTN PageSize;
@@ -421,27 +383,22 @@
return Status;
}
+/**
+
+ Flush all the dirty cache back, include the FAT cache and the Data cache.
+
+ @param Volume - FAT file system volume.
+ @param Task point to task instance.
+
+ @retval EFI_SUCCESS - Flush all the dirty cache back successfully
+ @return other - An error occurred when writing the data into the disk
+
+**/
EFI_STATUS
FatVolumeFlushCache (
IN FAT_VOLUME *Volume,
IN FAT_TASK *Task
)
-/*++
-
-Routine Description:
-
- Flush all the dirty cache back, include the FAT cache and the Data cache.
-
-Arguments:
-
- Volume - FAT file system volume.
-
-Returns:
-
- EFI_SUCCESS - Flush all the dirty cache back successfully
- other - An error occurred when writing the data into the disk
-
---*/
{
EFI_STATUS Status;
CACHE_DATA_TYPE CacheDataType;
@@ -480,26 +437,20 @@
return Status;
}
+/**
+
+ Initialize the disk cache according to Volume's FatType.
+
+ @param Volume - FAT file system volume.
+
+ @retval EFI_SUCCESS - The disk cache is successfully initialized.
+ @retval EFI_OUT_OF_RESOURCES - Not enough memory to allocate disk cache.
+
+**/
EFI_STATUS
FatInitializeDiskCache (
IN FAT_VOLUME *Volume
)
-/*++
-
-Routine Description:
-
- Initialize the disk cache according to Volume's FatType.
-
-Arguments:
-
- Volume - FAT file system volume.
-
-Returns:
-
- EFI_SUCCESS - The disk cache is successfully initialized.
- EFI_OUT_OF_RESOURCES - Not enough memory to allocate disk cache.
-
---*/
{
DISK_CACHE *DiskCache;
UINTN FatCacheGroupCount;
diff --git a/FatPkg/EnhancedFatDxe/Fat.c b/FatPkg/EnhancedFatDxe/Fat.c
index 2080005..2e6c089 100644
--- a/FatPkg/EnhancedFatDxe/Fat.c
+++ b/FatPkg/EnhancedFatDxe/Fat.c
@@ -1,4 +1,5 @@
-/*++
+/** @file
+ Fat File System driver routines that support EFI driver model.
Copyright (c) 2005 - 2014, Intel Corporation. All rights reserved.<BR>
This program and the accompanying materials are licensed and made available
@@ -9,16 +10,7 @@
THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
-
-Module Name:
-
- Fat.c
-
-Abstract:
-
- Fat File System driver routines that support EFI driver model
-
---*/
+**/
#include "Fat.h"
@@ -72,29 +64,23 @@
NULL
};
+/**
+
+ Register Driver Binding protocol for this driver.
+
+ @param ImageHandle - Handle for the image of this driver.
+ @param SystemTable - Pointer to the EFI System Table.
+
+ @retval EFI_SUCCESS - Driver loaded.
+ @return other - Driver not loaded.
+
+**/
EFI_STATUS
EFIAPI
FatEntryPoint (
IN EFI_HANDLE ImageHandle,
IN EFI_SYSTEM_TABLE *SystemTable
)
-/*++
-
-Routine Description:
-
- Register Driver Binding protocol for this driver.
-
-Arguments:
-
- ImageHandle - Handle for the image of this driver.
- SystemTable - Pointer to the EFI System Table.
-
-Returns:
-
- EFI_SUCCESS - Driver loaded.
- other - Driver not loaded.
-
---*/
{
EFI_STATUS Status;
@@ -114,27 +100,21 @@
return Status;
}
+/**
+
+ Unload function for this image. Uninstall DriverBinding protocol.
+
+ @param ImageHandle - Handle for the image of this driver.
+
+ @retval EFI_SUCCESS - Driver unloaded successfully.
+ @return other - Driver can not unloaded.
+
+**/
EFI_STATUS
EFIAPI
FatUnload (
IN EFI_HANDLE ImageHandle
)
-/*++
-
-Routine Description:
-
- Unload function for this image. Uninstall DriverBinding protocol.
-
-Arguments:
-
- ImageHandle - Handle for the image of this driver.
-
-Returns:
-
- EFI_SUCCESS - Driver unloaded successfully.
- other - Driver can not unloaded.
-
---*/
{
EFI_STATUS Status;
EFI_HANDLE *DeviceHandleBuffer;
@@ -224,6 +204,20 @@
return Status;
}
+/**
+
+ Test to see if this driver can add a file system to ControllerHandle.
+ ControllerHandle must support both Disk IO and Block IO protocols.
+
+ @param This - Protocol instance pointer.
+ @param ControllerHandle - Handle of device to test.
+ @param RemainingDevicePath - Not used.
+
+ @retval EFI_SUCCESS - This driver supports this device.
+ @retval EFI_ALREADY_STARTED - This driver is already running on this device.
+ @return other - This driver does not support this device.
+
+**/
EFI_STATUS
EFIAPI
FatDriverBindingSupported (
@@ -231,26 +225,6 @@
IN EFI_HANDLE ControllerHandle,
IN EFI_DEVICE_PATH_PROTOCOL *RemainingDevicePath
)
-/*++
-
-Routine Description:
-
- Test to see if this driver can add a file system to ControllerHandle.
- ControllerHandle must support both Disk IO and Block IO protocols.
-
-Arguments:
-
- This - Protocol instance pointer.
- ControllerHandle - Handle of device to test.
- RemainingDevicePath - Not used.
-
-Returns:
-
- EFI_SUCCESS - This driver supports this device.
- EFI_ALREADY_STARTED - This driver is already running on this device.
- other - This driver does not support this device.
-
---*/
{
EFI_STATUS Status;
EFI_DISK_IO_PROTOCOL *DiskIo;
@@ -295,6 +269,22 @@
return Status;
}
+/**
+
+ Start this driver on ControllerHandle by opening a Block IO and Disk IO
+ protocol, reading Device Path. Add a Simple File System protocol to
+ ControllerHandle if the media contains a valid file system.
+
+ @param This - Protocol instance pointer.
+ @param ControllerHandle - Handle of device to bind driver to.
+ @param RemainingDevicePath - Not used.
+
+ @retval EFI_SUCCESS - This driver is added to DeviceHandle.
+ @retval EFI_ALREADY_STARTED - This driver is already running on DeviceHandle.
+ @retval EFI_OUT_OF_RESOURCES - Can not allocate the memory.
+ @return other - This driver does not support this device.
+
+**/
EFI_STATUS
EFIAPI
FatDriverBindingStart (
@@ -302,28 +292,6 @@
IN EFI_HANDLE ControllerHandle,
IN EFI_DEVICE_PATH_PROTOCOL *RemainingDevicePath
)
-/*++
-
-Routine Description:
-
- Start this driver on ControllerHandle by opening a Block IO and Disk IO
- protocol, reading Device Path. Add a Simple File System protocol to
- ControllerHandle if the media contains a valid file system.
-
-Arguments:
-
- This - Protocol instance pointer.
- ControllerHandle - Handle of device to bind driver to.
- RemainingDevicePath - Not used.
-
-Returns:
-
- EFI_SUCCESS - This driver is added to DeviceHandle.
- EFI_ALREADY_STARTED - This driver is already running on DeviceHandle.
- EFI_OUT_OF_RESOURCES - Can not allocate the memory.
- other - This driver does not support this device.
-
---*/
{
EFI_STATUS Status;
EFI_BLOCK_IO_PROTOCOL *BlockIo;
@@ -430,6 +398,19 @@
return Status;
}
+/**
+
+ Stop this driver on ControllerHandle.
+
+ @param This - Protocol instance pointer.
+ @param ControllerHandle - Handle of device to stop driver on.
+ @param NumberOfChildren - Not used.
+ @param ChildHandleBuffer - Not used.
+
+ @retval EFI_SUCCESS - This driver is removed DeviceHandle.
+ @return other - This driver was not removed from this device.
+
+**/
EFI_STATUS
EFIAPI
FatDriverBindingStop (
@@ -438,22 +419,6 @@
IN UINTN NumberOfChildren,
IN EFI_HANDLE *ChildHandleBuffer
)
-/*++
-
-Routine Description:
- Stop this driver on ControllerHandle.
-
-Arguments:
- This - Protocol instance pointer.
- ControllerHandle - Handle of device to stop driver on.
- NumberOfChildren - Not used.
- ChildHandleBuffer - Not used.
-
-Returns:
- EFI_SUCCESS - This driver is removed DeviceHandle.
- other - This driver was not removed from this device.
-
---*/
{
EFI_STATUS Status;
EFI_SIMPLE_FILE_SYSTEM_PROTOCOL *FileSystem;
diff --git a/FatPkg/EnhancedFatDxe/Fat.h b/FatPkg/EnhancedFatDxe/Fat.h
index f49acee..9490868 100644
--- a/FatPkg/EnhancedFatDxe/Fat.h
+++ b/FatPkg/EnhancedFatDxe/Fat.h
@@ -1,4 +1,5 @@
-/*++
+/** @file
+ Main header file for EFI FAT file system driver.
Copyright (c) 2005 - 2013, Intel Corporation. All rights reserved.<BR>
This program and the accompanying materials are licensed and made available
@@ -9,18 +10,7 @@
THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
-
-Module Name:
-
- Fat.h
-
-Abstract:
-
- Main header file for EFI FAT file system driver
-
-Revision History
-
---*/
+**/
#ifndef _FAT_H_
#define _FAT_H_
@@ -396,6 +386,26 @@
//
// Function Prototypes
//
+
+/**
+
+ Implements Open() of Simple File System Protocol.
+
+ @param FHand - File handle of the file serves as a starting reference point.
+ @param NewHandle - Handle of the file that is newly opened.
+ @param FileName - File name relative to FHand.
+ @param OpenMode - Open mode.
+ @param Attributes - Attributes to set if the file is created.
+
+
+ @retval EFI_INVALID_PARAMETER - The FileName is NULL or the file string is empty.
+ The OpenMode is not supported.
+ The Attributes is not the valid attributes.
+ @retval EFI_OUT_OF_RESOURCES - Can not allocate the memory for file string.
+ @retval EFI_SUCCESS - Open the file successfully.
+ @return Others - The status of open file.
+
+**/
EFI_STATUS
EFIAPI
FatOpen (
@@ -405,31 +415,27 @@
IN UINT64 OpenMode,
IN UINT64 Attributes
)
-/*++
-Routine Description:
-
- Implements Open() of Simple File System Protocol.
-
-Arguments:
-
- FHand - File handle of the file serves as a starting reference point.
- NewHandle - Handle of the file that is newly opened.
- FileName - File name relative to FHand.
- OpenMode - Open mode.
- Attributes - Attributes to set if the file is created.
-
-Returns:
-
- EFI_INVALID_PARAMETER - The FileName is NULL or the file string is empty.
- The OpenMode is not supported.
- The Attributes is not the valid attributes.
- EFI_OUT_OF_RESOURCES - Can not allocate the memory for file string.
- EFI_SUCCESS - Open the file successfully.
- Others - The status of open file.
-
---*/
;
+/**
+
+ Implements OpenEx() of Simple File System Protocol.
+
+ @param FHand - File handle of the file serves as a starting reference point.
+ @param NewHandle - Handle of the file that is newly opened.
+ @param FileName - File name relative to FHand.
+ @param OpenMode - Open mode.
+ @param Attributes - Attributes to set if the file is created.
+ @param Token - A pointer to the token associated with the transaction.
+
+ @retval EFI_INVALID_PARAMETER - The FileName is NULL or the file string is empty.
+ The OpenMode is not supported.
+ The Attributes is not the valid attributes.
+ @retval EFI_OUT_OF_RESOURCES - Can not allocate the memory for file string.
+ @retval EFI_SUCCESS - Open the file successfully.
+ @return Others - The status of open file.
+
+**/
EFI_STATUS
EFIAPI
FatOpenEx (
@@ -440,58 +446,41 @@
IN UINT64 Attributes,
IN OUT EFI_FILE_IO_TOKEN *Token
)
-/*++
-Routine Description:
-
- Implements OpenEx() of Simple File System Protocol.
-
-Arguments:
-
- FHand - File handle of the file serves as a starting reference point.
- NewHandle - Handle of the file that is newly opened.
- FileName - File name relative to FHand.
- OpenMode - Open mode.
- Attributes - Attributes to set if the file is created.
- Token - A pointer to the token associated with the transaction.
-
-Returns:
-
- EFI_INVALID_PARAMETER - The FileName is NULL or the file string is empty.
- The OpenMode is not supported.
- The Attributes is not the valid attributes.
- EFI_OUT_OF_RESOURCES - Can not allocate the memory for file string.
- EFI_SUCCESS - Open the file successfully.
- Others - The status of open file.
-
---*/
;
+/**
+
+ Get the file's position of the file
+
+ @param FHand - The handle of file.
+ @param Position - The file's position of the file.
+
+ @retval EFI_SUCCESS - Get the info successfully.
+ @retval EFI_DEVICE_ERROR - Can not find the OFile for the file.
+ @retval EFI_UNSUPPORTED - The open file is not a file.
+
+**/
EFI_STATUS
EFIAPI
FatGetPosition (
IN EFI_FILE_PROTOCOL *FHand,
OUT UINT64 *Position
)
-/*++
-
-Routine Description:
-
- Get the file's position of the file
-
-Arguments:
-
- FHand - The handle of file.
- Position - The file's position of the file.
-
-Returns:
-
- EFI_SUCCESS - Get the info successfully.
- EFI_DEVICE_ERROR - Can not find the OFile for the file.
- EFI_UNSUPPORTED - The open file is not a file.
-
---*/
;
+/**
+
+ Get the some types info of the file into Buffer
+
+ @param FHand - The handle of file.
+ @param Type - The type of the info.
+ @param BufferSize - Size of Buffer.
+ @param Buffer - Buffer containing volume info.
+
+ @retval EFI_SUCCESS - Get the info successfully.
+ @retval EFI_DEVICE_ERROR - Can not find the OFile for the file.
+
+**/
EFI_STATUS
EFIAPI
FatGetInfo (
@@ -500,27 +489,21 @@
IN OUT UINTN *BufferSize,
OUT VOID *Buffer
)
-/*++
-
-Routine Description:
-
- Get the some types info of the file into Buffer
-
-Arguments:
-
- FHand - The handle of file.
- Type - The type of the info.
- BufferSize - Size of Buffer.
- Buffer - Buffer containing volume info.
-
-Returns:
-
- EFI_SUCCESS - Get the info successfully.
- EFI_DEVICE_ERROR - Can not find the OFile for the file.
-
---*/
;
+/**
+
+ Set the some types info of the file into Buffer.
+
+ @param FHand - The handle of file.
+ @param Type - The type of the info.
+ @param BufferSize - Size of Buffer.
+ @param Buffer - Buffer containing volume info.
+
+ @retval EFI_SUCCESS - Set the info successfully.
+ @retval EFI_DEVICE_ERROR - Can not find the OFile for the file.
+
+**/
EFI_STATUS
EFIAPI
FatSetInfo (
@@ -529,151 +512,116 @@
IN UINTN BufferSize,
IN VOID *Buffer
)
-/*++
-
-Routine Description:
-
- Set the some types info of the file into Buffer
-
-Arguments:
-
- FHand - The handle of file.
- Type - The type of the info.
- BufferSize - Size of Buffer.
- Buffer - Buffer containing volume info.
-
-Returns:
-
- EFI_SUCCESS - Set the info successfully.
- EFI_DEVICE_ERROR - Can not find the OFile for the file.
-
---*/
;
+/**
+
+ Flushes all data associated with the file handle.
+
+ @param FHand - Handle to file to flush
+
+ @retval EFI_SUCCESS - Flushed the file successfully
+ @retval EFI_WRITE_PROTECTED - The volume is read only
+ @retval EFI_ACCESS_DENIED - The volume is not read only
+ but the file is read only
+ @return Others - Flushing of the file is failed
+
+**/
EFI_STATUS
EFIAPI
FatFlush (
IN EFI_FILE_PROTOCOL *FHand
)
-/*++
-
-Routine Description:
-
- Flushes all data associated with the file handle
-
-Arguments:
-
- FHand - Handle to file to flush
-
-Returns:
-
- EFI_SUCCESS - Flushed the file successfully
- EFI_WRITE_PROTECTED - The volume is read only
- EFI_ACCESS_DENIED - The volume is not read only
- but the file is read only
- Others - Flushing of the file is failed
-
---*/
;
+/**
+
+ Flushes all data associated with the file handle.
+
+ @param FHand - Handle to file to flush.
+ @param Token - A pointer to the token associated with the transaction.
+
+ @retval EFI_SUCCESS - Flushed the file successfully.
+ @retval EFI_WRITE_PROTECTED - The volume is read only.
+ @retval EFI_ACCESS_DENIED - The file is read only.
+ @return Others - Flushing of the file failed.
+
+**/
EFI_STATUS
EFIAPI
FatFlushEx (
IN EFI_FILE_PROTOCOL *FHand,
IN EFI_FILE_IO_TOKEN *Token
)
-/*++
-
-Routine Description:
-
- Flushes all data associated with the file handle.
-
-Arguments:
-
- FHand - Handle to file to flush.
- Token - A pointer to the token associated with the transaction.
-
-Returns:
-
- EFI_SUCCESS - Flushed the file successfully.
- EFI_WRITE_PROTECTED - The volume is read only.
- EFI_ACCESS_DENIED - The file is read only.
- Others - Flushing of the file failed.
-
---*/
;
+/**
+
+ Flushes & Closes the file handle.
+
+ @param FHand - Handle to the file to delete.
+
+ @retval EFI_SUCCESS - Closed the file successfully.
+
+**/
EFI_STATUS
EFIAPI
FatClose (
IN EFI_FILE_PROTOCOL *FHand
)
-/*++
-
-Routine Description:
-
- Flushes & Closes the file handle.
-
-Arguments:
-
- FHand - Handle to the file to delete.
-
-Returns:
-
- EFI_SUCCESS - Closed the file successfully.
-
---*/
;
+/**
+
+ Deletes the file & Closes the file handle.
+
+ @param FHand - Handle to the file to delete.
+
+ @retval EFI_SUCCESS - Delete the file successfully.
+ @retval EFI_WARN_DELETE_FAILURE - Fail to delete the file.
+
+**/
EFI_STATUS
EFIAPI
FatDelete (
IN EFI_FILE_PROTOCOL *FHand
)
-/*++
-
-Routine Description:
-
- Deletes the file & Closes the file handle.
-
-Arguments:
-
- FHand - Handle to the file to delete.
-
-Returns:
-
- EFI_SUCCESS - Delete the file successfully.
- EFI_WARN_DELETE_FAILURE - Fail to delete the file.
-
---*/
;
+/**
+
+ Set the file's position of the file.
+
+ @param FHand - The handle of file
+ @param Position - The file's position of the file
+
+ @retval EFI_SUCCESS - Set the info successfully
+ @retval EFI_DEVICE_ERROR - Can not find the OFile for the file
+ @retval EFI_UNSUPPORTED - Set a directory with a not-zero position
+
+**/
EFI_STATUS
EFIAPI
FatSetPosition (
IN EFI_FILE_PROTOCOL *FHand,
IN UINT64 Position
)
-/*++
-
-Routine Description:
-
- Set the file's position of the file
-
-Arguments:
-
- FHand - The handle of file
- Position - The file's position of the file
-
-Returns:
-
- EFI_SUCCESS - Set the info successfully
- EFI_DEVICE_ERROR - Can not find the OFile for the file
- EFI_UNSUPPORTED - Set a directory with a not-zero position
-
---*/
;
+/**
+
+ Get the file info.
+
+ @param FHand - The handle of the file.
+ @param BufferSize - Size of Buffer.
+ @param Buffer - Buffer containing read data.
+
+ @retval EFI_SUCCESS - Get the file info successfully.
+ @retval EFI_DEVICE_ERROR - Can not find the OFile for the file.
+ @retval EFI_VOLUME_CORRUPTED - The file type of open file is error.
+ @return other - An error occurred when operation the disk.
+
+**/
EFI_STATUS
EFIAPI
FatRead (
@@ -681,55 +629,46 @@
IN OUT UINTN *BufferSize,
OUT VOID *Buffer
)
-/*++
+;
-Routine Description:
+/**
Get the file info.
-Arguments:
+ @param FHand - The handle of the file.
+ @param Token - A pointer to the token associated with the transaction.
- FHand - The handle of the file.
- BufferSize - Size of Buffer.
- Buffer - Buffer containing read data.
+ @retval EFI_SUCCESS - Get the file info successfully.
+ @retval EFI_DEVICE_ERROR - Can not find the OFile for the file.
+ @retval EFI_VOLUME_CORRUPTED - The file type of open file is error.
+ @return other - An error occurred when operation the disk.
-Returns:
-
- EFI_SUCCESS - Get the file info successfully.
- EFI_DEVICE_ERROR - Can not find the OFile for the file.
- EFI_VOLUME_CORRUPTED - The file type of open file is error.
- other - An error occurred when operation the disk.
-
---*/
-;
-
+**/
EFI_STATUS
EFIAPI
FatReadEx (
IN EFI_FILE_PROTOCOL *FHand,
IN OUT EFI_FILE_IO_TOKEN *Token
)
-/*++
-
-Routine Description:
-
- Get the file info.
-
-Arguments:
-
- FHand - The handle of the file.
- Token - A pointer to the token associated with the transaction.
-
-Returns:
-
- EFI_SUCCESS - Get the file info successfully.
- EFI_DEVICE_ERROR - Can not find the OFile for the file.
- EFI_VOLUME_CORRUPTED - The file type of open file is error.
- other - An error occurred when operation the disk.
-
---*/
;
+/**
+
+ Set the file info.
+
+ @param FHand - The handle of the file.
+ @param BufferSize - Size of Buffer.
+ @param Buffer - Buffer containing write data.
+
+ @retval EFI_SUCCESS - Set the file info successfully.
+ @retval EFI_WRITE_PROTECTED - The disk is write protected.
+ @retval EFI_ACCESS_DENIED - The file is read-only.
+ @retval EFI_DEVICE_ERROR - The OFile is not valid.
+ @retval EFI_UNSUPPORTED - The open file is not a file.
+ - The writing file size is larger than 4GB.
+ @return other - An error occurred when operation the disk.
+
+**/
EFI_STATUS
EFIAPI
FatWrite (
@@ -737,56 +676,27 @@
IN OUT UINTN *BufferSize,
IN VOID *Buffer
)
-/*++
-
-Routine Description:
-
- Set the file info.
-
-Arguments:
-
- FHand - The handle of the file.
- BufferSize - Size of Buffer.
- Buffer - Buffer containing write data.
-
-Returns:
-
- EFI_SUCCESS - Set the file info successfully.
- EFI_WRITE_PROTECTED - The disk is write protected.
- EFI_ACCESS_DENIED - The file is read-only.
- EFI_DEVICE_ERROR - The OFile is not valid.
- EFI_UNSUPPORTED - The open file is not a file.
- - The writing file size is larger than 4GB.
- other - An error occurred when operation the disk.
-
---*/
;
+/**
+
+ Get the file info.
+
+ @param FHand - The handle of the file.
+ @param Token - A pointer to the token associated with the transaction.
+
+ @retval EFI_SUCCESS - Get the file info successfully.
+ @retval EFI_DEVICE_ERROR - Can not find the OFile for the file.
+ @retval EFI_VOLUME_CORRUPTED - The file type of open file is error.
+ @return other - An error occurred when operation the disk.
+
+**/
EFI_STATUS
EFIAPI
FatWriteEx (
IN EFI_FILE_PROTOCOL *FHand,
IN OUT EFI_FILE_IO_TOKEN *Token
)
-/*++
-
-Routine Description:
-
- Get the file info.
-
-Arguments:
-
- FHand - The handle of the file.
- Token - A pointer to the token associated with the transaction.
-
-Returns:
-
- EFI_SUCCESS - Get the file info successfully.
- EFI_DEVICE_ERROR - Can not find the OFile for the file.
- EFI_VOLUME_CORRUPTED - The file type of open file is error.
- other - An error occurred when operation the disk.
-
---*/
;
//
diff --git a/FatPkg/EnhancedFatDxe/FatFileSystem.h b/FatPkg/EnhancedFatDxe/FatFileSystem.h
index 3f89a34..a4d4405 100644
--- a/FatPkg/EnhancedFatDxe/FatFileSystem.h
+++ b/FatPkg/EnhancedFatDxe/FatFileSystem.h
@@ -1,4 +1,5 @@
-/*++
+/** @file
+ Definitions for on-disk FAT structures.
Copyright (c) 2005, Intel Corporation. All rights reserved.<BR>
This program and the accompanying materials are licensed and made available
@@ -10,17 +11,7 @@
WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
-Module Name:
-
- FatFileSystem.h
-
-Abstract:
-
- Definitions for on-disk FAT structures
-
-Revision History
-
---*/
+**/
#ifndef _FATFILESYSTEM_H_
#define _FATFILESYSTEM_H_
diff --git a/FatPkg/EnhancedFatDxe/FileName.c b/FatPkg/EnhancedFatDxe/FileName.c
index f393aa6..8aa3745 100644
--- a/FatPkg/EnhancedFatDxe/FileName.c
+++ b/FatPkg/EnhancedFatDxe/FileName.c
@@ -1,4 +1,5 @@
-/*++
+/** @file
+ Functions for manipulating file names.
Copyright (c) 2005 - 2015, Intel Corporation. All rights reserved.<BR>
This program and the accompanying materials are licensed and made available
@@ -9,45 +10,28 @@
THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
-
-Module Name:
-
- FileName.c
-
-Abstract:
-
- Functions for manipulating file names
-
-Revision History
-
---*/
+**/
#include "Fat.h"
-BOOLEAN
-FatCheckIs8Dot3Name (
- IN CHAR16 *FileName,
- OUT CHAR8 *File8Dot3Name
- )
-/*++
-
-Routine Description:
+/**
This function checks whether the input FileName is a valid 8.3 short name.
If the input FileName is a valid 8.3, the output is the 8.3 short name;
otherwise, the output is the base tag of 8.3 short name.
-Arguments:
+ @param FileName - The input unicode filename.
+ @param File8Dot3Name - The output ascii 8.3 short name or base tag of 8.3 short name.
- FileName - The input unicode filename.
- File8Dot3Name - The output ascii 8.3 short name or base tag of 8.3 short name.
+ @retval TRUE - The input unicode filename is a valid 8.3 short name.
+ @retval FALSE - The input unicode filename is not a valid 8.3 short name.
-Returns:
-
- TRUE - The input unicode filename is a valid 8.3 short name.
- FALSE - The input unicode filename is not a valid 8.3 short name.
-
---*/
+**/
+BOOLEAN
+FatCheckIs8Dot3Name (
+ IN CHAR16 *FileName,
+ OUT CHAR8 *File8Dot3Name
+ )
{
BOOLEAN PossibleShortName;
CHAR16 *TempName;
@@ -118,28 +102,22 @@
return PossibleShortName;
}
+/**
+
+ Trim the trailing blanks of fat name.
+
+ @param Name - The Char8 string needs to be trimed.
+ @param Len - The length of the fat name.
+
+ The real length of the fat name after the trailing blanks are trimmed.
+
+**/
STATIC
UINTN
FatTrimAsciiTrailingBlanks (
IN CHAR8 *Name,
IN UINTN Len
)
-/*++
-
-Routine Description:
-
- Trim the trailing blanks of fat name.
-
-Arguments:
-
- Name - The Char8 string needs to be trimed.
- Len - The length of the fat name.
-
-Returns:
-
- The real length of the fat name after the trailing blanks are trimmed.
-
---*/
{
while (Len > 0 && Name[Len - 1] == ' ') {
Len--;
@@ -148,6 +126,17 @@
return Len;
}
+/**
+
+ Convert the ascii fat name to the unicode string and strip trailing spaces,
+ and if necessary, convert the unicode string to lower case.
+
+ @param FatName - The Char8 string needs to be converted.
+ @param Len - The length of the fat name.
+ @param LowerCase - Indicate whether to convert the string to lower case.
+ @param Str - The result of the convertion.
+
+**/
VOID
FatNameToStr (
IN CHAR8 *FatName,
@@ -155,25 +144,6 @@
IN UINTN LowerCase,
OUT CHAR16 *Str
)
-/*++
-
-Routine Description:
-
- Convert the ascii fat name to the unicode string and strip trailing spaces,
- and if necessary, convert the unicode string to lower case.
-
-Arguments:
-
- FatName - The Char8 string needs to be converted.
- Len - The length of the fat name.
- LowerCase - Indicate whether to convert the string to lower case.
- Str - The result of the convertion.
-
-Returns:
-
- None.
-
---*/
{
//
// First, trim the trailing blanks
@@ -192,27 +162,19 @@
}
}
+/**
+
+ This function generates 8Dot3 name from user specified name for a newly created file.
+
+ @param Parent - The parent directory.
+ @param DirEnt - The directory entry whose 8Dot3Name needs to be generated.
+
+**/
VOID
FatCreate8Dot3Name (
IN FAT_OFILE *Parent,
IN FAT_DIRENT *DirEnt
)
-/*++
-
-Routine Description:
-
- This function generates 8Dot3 name from user specified name for a newly created file.
-
-Arguments:
-
- Parent - The parent directory.
- DirEnt - The directory entry whose 8Dot3Name needs to be generated.
-
-Returns:
-
- None.
-
---*/
{
CHAR8 *ShortName;
CHAR8 *ShortNameChar;
@@ -275,29 +237,23 @@
}
}
+/**
+
+ Check the string is lower case or upper case
+ and it is used by fatname to dir entry count
+
+ @param Str - The string which needs to be checked.
+ @param InCaseFlag - The input case flag which is returned when the string is lower case.
+
+ @retval OutCaseFlag - The output case flag.
+
+**/
STATIC
UINT8
FatCheckNameCase (
IN CHAR16 *Str,
IN UINT8 InCaseFlag
)
-/*++
-
-Routine Description:
-
- Check the string is lower case or upper case
- and it is used by fatname to dir entry count
-
-Arguments:
-
- Str - The string which needs to be checked.
- InCaseFlag - The input case flag which is returned when the string is lower case.
-
-Returns:
-
- OutCaseFlag - The output case flag.
-
---*/
{
CHAR16 Buffer[FAT_MAIN_NAME_LEN + 1 + FAT_EXTEND_NAME_LEN + 1];
UINT8 OutCaseFlag;
@@ -328,25 +284,17 @@
return OutCaseFlag;
}
+/**
+
+ Set the caseflag value for the directory entry.
+
+ @param DirEnt - The logical directory entry whose caseflag value is to be set.
+
+**/
VOID
FatSetCaseFlag (
IN FAT_DIRENT *DirEnt
)
-/*++
-
-Routine Description:
-
- Set the caseflag value for the directory entry.
-
-Arguments:
-
- DirEnt - The logical directory entry whose caseflag value is to be set.
-
-Returns:
-
- None.
-
---*/
{
CHAR16 LfnBuffer[FAT_MAIN_NAME_LEN + 1 + FAT_EXTEND_NAME_LEN + 1];
CHAR16 *TempCharPtr;
@@ -389,28 +337,21 @@
}
}
+/**
+
+ Convert the 8.3 ASCII fat name to cased Unicode string according to case flag.
+
+ @param DirEnt - The corresponding directory entry.
+ @param FileString - The output Unicode file name.
+ @param FileStringMax The max length of FileString.
+
+**/
VOID
FatGetFileNameViaCaseFlag (
IN FAT_DIRENT *DirEnt,
IN OUT CHAR16 *FileString,
IN UINTN FileStringMax
)
-/*++
-
-Routine Description:
-
- Convert the 8.3 ASCII fat name to cased Unicode string according to case flag.
-
-Arguments:
-
- DirEnt - The corresponding directory entry.
- FileString - The output Unicode file name.
-
-Returns:
-
- None.
-
---*/
{
UINT8 CaseFlag;
CHAR8 *File8Dot3Name;
@@ -429,25 +370,19 @@
}
}
+/**
+
+ Get the Check sum for a short name.
+
+ @param ShortNameString - The short name for a file.
+
+ @retval Sum - UINT8 checksum.
+
+**/
UINT8
FatCheckSum (
IN CHAR8 *ShortNameString
)
-/*++
-
-Routine Description:
-
- Get the Check sum for a short name.
-
-Arguments:
-
- ShortNameString - The short name for a file.
-
-Returns:
-
- Sum - UINT8 checksum.
-
---*/
{
UINTN ShortNameLen;
UINT8 Sum;
@@ -459,29 +394,23 @@
return Sum;
}
-CHAR16 *
-FatGetNextNameComponent (
- IN CHAR16 *Path,
- OUT CHAR16 *Name
- )
-/*++
-
-Routine Description:
+/**
Takes Path as input, returns the next name component
in Name, and returns the position after Name (e.g., the
start of the next name component)
-Arguments:
-
- Path - The path of one file.
- Name - The next name component in Path.
-
-Returns:
+ @param Path - The path of one file.
+ @param Name - The next name component in Path.
The position after Name in the Path
---*/
+**/
+CHAR16 *
+FatGetNextNameComponent (
+ IN CHAR16 *Path,
+ OUT CHAR16 *Name
+ )
{
while (*Path != 0 && *Path != PATH_NAME_SEPARATOR) {
*Name++ = *Path++;
@@ -497,31 +426,24 @@
return Path;
}
-BOOLEAN
-FatFileNameIsValid (
- IN CHAR16 *InputFileName,
- OUT CHAR16 *OutputFileName
- )
-/*++
-
-Routine Description:
+/**
Check whether the IFileName is valid long file name. If the IFileName is a valid
long file name, then we trim the possible leading blanks and leading/trailing dots.
the trimmed filename is stored in OutputFileName
-Arguments:
+ @param InputFileName - The input file name.
+ @param OutputFileName - The output file name.
- InputFileName - The input file name.
- OutputFileName - The output file name.
+ @retval TRUE - The InputFileName is a valid long file name.
+ @retval FALSE - The InputFileName is not a valid long file name.
-
-Returns:
-
- TRUE - The InputFileName is a valid long file name.
- FALSE - The InputFileName is not a valid long file name.
-
---*/
+**/
+BOOLEAN
+FatFileNameIsValid (
+ IN CHAR16 *InputFileName,
+ OUT CHAR16 *OutputFileName
+ )
{
CHAR16 *TempNamePointer;
CHAR16 TempChar;
diff --git a/FatPkg/EnhancedFatDxe/FileSpace.c b/FatPkg/EnhancedFatDxe/FileSpace.c
index db44a33..1254cd6 100644
--- a/FatPkg/EnhancedFatDxe/FileSpace.c
+++ b/FatPkg/EnhancedFatDxe/FileSpace.c
@@ -1,4 +1,5 @@
-/*++
+/** @file
+ Routines dealing with disk spaces and FAT table entries.
Copyright (c) 2005 - 2013, Intel Corporation. All rights reserved.<BR>
This program and the accompanying materials are licensed and made available
@@ -10,43 +11,28 @@
WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
-Module Name:
- FileSpace.c
-
-Abstract:
-
- Routines dealing with disk spaces and FAT table entries
-
-Revision History
-
---*/
+**/
#include "Fat.h"
+/**
+
+ Get the FAT entry of the volume, which is identified with the Index.
+
+ @param Volume - FAT file system volume.
+ @param Index - The index of the FAT entry of the volume.
+
+ @return The buffer of the FAT entry
+
+**/
STATIC
VOID *
FatLoadFatEntry (
IN FAT_VOLUME *Volume,
IN UINTN Index
)
-/*++
-
-Routine Description:
-
- Get the FAT entry of the volume, which is identified with the Index.
-
-Arguments:
-
- Volume - FAT file system volume.
- Index - The index of the FAT entry of the volume.
-
-Returns:
-
- The buffer of the FAT entry
-
---*/
{
UINTN Pos;
EFI_STATUS Status;
@@ -89,28 +75,22 @@
return &Volume->FatEntryBuffer;
}
+/**
+
+ Get the FAT entry value of the volume, which is identified with the Index.
+
+ @param Volume - FAT file system volume.
+ @param Index - The index of the FAT entry of the volume.
+
+ @return The value of the FAT entry.
+
+**/
STATIC
UINTN
FatGetFatEntry (
IN FAT_VOLUME *Volume,
IN UINTN Index
)
-/*++
-
-Routine Description:
-
- Get the FAT entry value of the volume, which is identified with the Index.
-
-Arguments:
-
- Volume - FAT file system volume.
- Index - The index of the FAT entry of the volume.
-
-Returns:
-
- The value of the FAT entry.
-
---*/
{
VOID *Pos;
UINT8 *En12;
@@ -147,6 +127,19 @@
return Accum;
}
+/**
+
+ Set the FAT entry value of the volume, which is identified with the Index.
+
+ @param Volume - FAT file system volume.
+ @param Index - The index of the FAT entry of the volume.
+ @param Value - The new value of the FAT entry.
+
+ @retval EFI_SUCCESS - Set the new FAT entry value sucessfully.
+ @retval EFI_VOLUME_CORRUPTED - The FAT type of the volume is error.
+ @return other - An error occurred when operation the FAT entries.
+
+**/
STATIC
EFI_STATUS
FatSetFatEntry (
@@ -154,25 +147,6 @@
IN UINTN Index,
IN UINTN Value
)
-/*++
-
-Routine Description:
-
- Set the FAT entry value of the volume, which is identified with the Index.
-
-Arguments:
-
- Volume - FAT file system volume.
- Index - The index of the FAT entry of the volume.
- Value - The new value of the FAT entry.
-
-Returns:
-
- EFI_SUCCESS - Set the new FAT entry value sucessfully.
- EFI_VOLUME_CORRUPTED - The FAT type of the volume is error.
- other - An error occurred when operation the FAT entries.
-
---*/
{
VOID *Pos;
UINT8 *En12;
@@ -253,29 +227,23 @@
return Status;
}
+/**
+
+ Free the cluster clain.
+
+ @param Volume - FAT file system volume.
+ @param Cluster - The first cluster of cluster chain.
+
+ @retval EFI_SUCCESS - The cluster chain is freed successfully.
+ @retval EFI_VOLUME_CORRUPTED - There are errors in the file's clusters.
+
+**/
STATIC
EFI_STATUS
FatFreeClusters (
IN FAT_VOLUME *Volume,
IN UINTN Cluster
)
-/*++
-
-Routine Description:
-
- Free the cluster clain.
-
-Arguments:
-
- Volume - FAT file system volume.
- Cluster - The first cluster of cluster chain.
-
-Returns:
-
- EFI_SUCCESS - The cluster chain is freed successfully.
- EFI_VOLUME_CORRUPTED - There are errors in the file's clusters.
-
---*/
{
UINTN LastCluster;
@@ -294,26 +262,20 @@
return EFI_SUCCESS;
}
+/**
+
+ Allocate a free cluster and return the cluster index.
+
+ @param Volume - FAT file system volume.
+
+ @return The index of the free cluster
+
+**/
STATIC
UINTN
FatAllocateCluster (
IN FAT_VOLUME *Volume
)
-/*++
-
-Routine Description:
-
- Allocate a free cluster and return the cluster index.
-
-Arguments:
-
- Volume - FAT file system volume.
-
-Returns:
-
- The index of the free cluster
-
---*/
{
UINTN Cluster;
@@ -354,28 +316,22 @@
return Cluster;
}
+/**
+
+ Count the number of clusters given a size.
+
+ @param Volume - The file system volume.
+ @param Size - The size in bytes.
+
+ @return The number of the clusters.
+
+**/
STATIC
UINTN
FatSizeToClusters (
IN FAT_VOLUME *Volume,
IN UINTN Size
)
-/*++
-
-Routine Description:
-
- Count the number of clusters given a size
-
-Arguments:
-
- Volume - The file system volume.
- Size - The size in bytes.
-
-Returns:
-
- The number of the clusters.
-
---*/
{
UINTN Clusters;
@@ -387,26 +343,20 @@
return Clusters;
}
+/**
+
+ Shrink the end of the open file base on the file size.
+
+ @param OFile - The open file.
+
+ @retval EFI_SUCCESS - Shrinked sucessfully.
+ @retval EFI_VOLUME_CORRUPTED - There are errors in the file's clusters.
+
+**/
EFI_STATUS
FatShrinkEof (
IN FAT_OFILE *OFile
)
-/*++
-
-Routine Description:
-
- Shrink the end of the open file base on the file size.
-
-Arguments:
-
- OFile - The open file.
-
-Returns:
-
- EFI_SUCCESS - Shrinked sucessfully.
- EFI_VOLUME_CORRUPTED - There are errors in the file's clusters.
-
---*/
{
FAT_VOLUME *Volume;
UINTN NewSize;
@@ -465,30 +415,24 @@
return FatFreeClusters (Volume, Cluster);
}
+/**
+
+ Grow the end of the open file base on the NewSizeInBytes.
+
+ @param OFile - The open file.
+ @param NewSizeInBytes - The new size in bytes of the open file.
+
+ @retval EFI_SUCCESS - The file is grown sucessfully.
+ @retval EFI_UNSUPPORTED - The file size is larger than 4GB.
+ @retval EFI_VOLUME_CORRUPTED - There are errors in the files' clusters.
+ @retval EFI_VOLUME_FULL - The volume is full and can not grow the file.
+
+**/
EFI_STATUS
FatGrowEof (
IN FAT_OFILE *OFile,
IN UINT64 NewSizeInBytes
)
-/*++
-
-Routine Description:
-
- Grow the end of the open file base on the NewSizeInBytes.
-
-Arguments:
-
- OFile - The open file.
- NewSizeInBytes - The new size in bytes of the open file.
-
-Returns:
-
- EFI_SUCCESS - The file is grown sucessfully.
- EFI_UNSUPPORTED - The file size is larger than 4GB.
- EFI_VOLUME_CORRUPTED - There are errors in the files' clusters.
- EFI_VOLUME_FULL - The volume is full and can not grow the file.
-
---*/
{
FAT_VOLUME *Volume;
EFI_STATUS Status;
@@ -591,31 +535,25 @@
return Status;
}
+/**
+
+ Seek OFile to requested position, and calculate the number of
+ consecutive clusters from the position in the file
+
+ @param OFile - The open file.
+ @param Position - The file's position which will be accessed.
+ @param PosLimit - The maximum length current reading/writing may access
+
+ @retval EFI_SUCCESS - Set the info successfully.
+ @retval EFI_VOLUME_CORRUPTED - Cluster chain corrupt.
+
+**/
EFI_STATUS
FatOFilePosition (
IN FAT_OFILE *OFile,
IN UINTN Position,
IN UINTN PosLimit
)
-/*++
-
-Routine Description:
-
- Seek OFile to requested position, and calculate the number of
- consecutive clusters from the position in the file
-
-Arguments:
-
- OFile - The open file.
- Position - The file's position which will be accessed.
- PosLimit - The maximum length current reading/writing may access
-
-Returns:
-
- EFI_SUCCESS - Set the info successfully.
- EFI_VOLUME_CORRUPTED - Cluster chain corrupt.
-
---*/
{
FAT_VOLUME *Volume;
UINTN ClusterSize;
@@ -691,28 +629,22 @@
return EFI_SUCCESS;
}
+/**
+
+ Get the size of directory of the open file.
+
+ @param Volume - The File System Volume.
+ @param Cluster - The Starting cluster.
+
+ @return The physical size of the file starting at the input cluster, if there is error in the
+ cluster chain, the return value is 0.
+
+**/
UINTN
FatPhysicalDirSize (
IN FAT_VOLUME *Volume,
IN UINTN Cluster
)
-/*++
-
-Routine Description:
-
- Get the size of directory of the open file
-
-Arguments:
-
- Volume - The File System Volume.
- Cluster - The Starting cluster.
-
-Returns:
-
- The physical size of the file starting at the input cluster, if there is error in the
- cluster chain, the return value is 0.
-
---*/
{
UINTN Size;
ASSERT_VOLUME_LOCKED (Volume);
@@ -742,27 +674,21 @@
return Size;
}
+/**
+
+ Get the physical size of a file on the disk.
+
+ @param Volume - The file system volume.
+ @param RealSize - The real size of a file.
+
+ @return The physical size of a file on the disk.
+
+**/
UINT64
FatPhysicalFileSize (
IN FAT_VOLUME *Volume,
IN UINTN RealSize
)
-/*++
-
-Routine Description:
-
- Get the physical size of a file on the disk.
-
-Arguments:
-
- Volume - The file system volume.
- RealSize - The real size of a file.
-
-Returns:
-
- The physical size of a file on the disk.
-
---*/
{
UINTN ClusterSizeMask;
UINT64 PhysicalSize;
@@ -771,25 +697,17 @@
return PhysicalSize;
}
+/**
+
+ Update the free cluster info of FatInfoSector of the volume.
+
+ @param Volume - FAT file system volume.
+
+**/
VOID
FatComputeFreeInfo (
IN FAT_VOLUME *Volume
)
-/*++
-
-Routine Description:
-
- Update the free cluster info of FatInfoSector of the volume.
-
-Arguments:
-
- Volume - FAT file system volume.
-
-Returns:
-
- None.
-
---*/
{
UINTN Index;
diff --git a/FatPkg/EnhancedFatDxe/Flush.c b/FatPkg/EnhancedFatDxe/Flush.c
index 172f202..9cb0d9a 100644
--- a/FatPkg/EnhancedFatDxe/Flush.c
+++ b/FatPkg/EnhancedFatDxe/Flush.c
@@ -1,4 +1,5 @@
-/*++
+/** @file
+ Routines that check references and flush OFiles
Copyright (c) 2005 - 2013, Intel Corporation. All rights reserved.<BR>
This program and the accompanying materials are licensed and made available
@@ -10,45 +11,29 @@
WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
-Module Name:
-
- flush.c
-
-Abstract:
-
- Routines that check references and flush OFiles
-
-Revision History
-
---*/
+**/
#include "Fat.h"
+/**
+
+ Flushes all data associated with the file handle.
+
+ @param FHand - Handle to file to flush.
+ @param Token - A pointer to the token associated with the transaction.
+
+ @retval EFI_SUCCESS - Flushed the file successfully.
+ @retval EFI_WRITE_PROTECTED - The volume is read only.
+ @retval EFI_ACCESS_DENIED - The file is read only.
+ @return Others - Flushing of the file failed.
+
+**/
EFI_STATUS
EFIAPI
FatFlushEx (
IN EFI_FILE_PROTOCOL *FHand,
IN EFI_FILE_IO_TOKEN *Token
)
-/*++
-
-Routine Description:
-
- Flushes all data associated with the file handle.
-
-Arguments:
-
- FHand - Handle to file to flush.
- Token - A pointer to the token associated with the transaction.
-
-Returns:
-
- EFI_SUCCESS - Flushed the file successfully.
- EFI_WRITE_PROTECTED - The volume is read only.
- EFI_ACCESS_DENIED - The file is read only.
- Others - Flushing of the file failed.
-
---*/
{
FAT_IFILE *IFile;
FAT_OFILE *OFile;
@@ -113,53 +98,41 @@
return Status;
}
+/**
+
+ Flushes all data associated with the file handle.
+
+ @param FHand - Handle to file to flush.
+
+ @retval EFI_SUCCESS - Flushed the file successfully.
+ @retval EFI_WRITE_PROTECTED - The volume is read only.
+ @retval EFI_ACCESS_DENIED - The file is read only.
+ @return Others - Flushing of the file failed.
+
+**/
EFI_STATUS
EFIAPI
FatFlush (
IN EFI_FILE_PROTOCOL *FHand
)
-/*++
-
-Routine Description:
-
- Flushes all data associated with the file handle.
-
-Arguments:
-
- FHand - Handle to file to flush.
-
-Returns:
-
- EFI_SUCCESS - Flushed the file successfully.
- EFI_WRITE_PROTECTED - The volume is read only.
- EFI_ACCESS_DENIED - The file is read only.
- Others - Flushing of the file failed.
-
---*/
{
return FatFlushEx (FHand, NULL);
}
+/**
+
+ Flushes & Closes the file handle.
+
+ @param FHand - Handle to the file to delete.
+
+ @retval EFI_SUCCESS - Closed the file successfully.
+
+**/
EFI_STATUS
EFIAPI
FatClose (
IN EFI_FILE_PROTOCOL *FHand
)
-/*++
-
-Routine Description:
-
- Flushes & Closes the file handle.
-
-Arguments:
-
- FHand - Handle to the file to delete.
-
-Returns:
-
- EFI_SUCCESS - Closed the file successfully.
-
---*/
{
FAT_IFILE *IFile;
FAT_OFILE *OFile;
@@ -191,25 +164,19 @@
return EFI_SUCCESS;
}
+/**
+
+ Close the open file instance.
+
+ @param IFile - Open file instance.
+
+ @retval EFI_SUCCESS - Closed the file successfully.
+
+**/
EFI_STATUS
FatIFileClose (
FAT_IFILE *IFile
)
-/*++
-
-Routine Description:
-
- Close the open file instance.
-
-Arguments:
-
- IFile - Open file instance.
-
-Returns:
-
- EFI_SUCCESS - Closed the file successfully.
-
---*/
{
FAT_OFILE *OFile;
FAT_VOLUME *Volume;
@@ -239,27 +206,21 @@
return EFI_SUCCESS;
}
-EFI_STATUS
-FatOFileFlush (
- IN FAT_OFILE *OFile
- )
-/*++
-
-Routine Description:
+/**
Flush the data associated with an open file.
In this implementation, only last Mod/Access time is updated.
-Arguments:
+ @param OFile - The open file.
- OFile - The open file.
+ @retval EFI_SUCCESS - The OFile is flushed successfully.
+ @return Others - An error occurred when flushing this OFile.
-Returns:
-
- EFI_SUCCESS - The OFile is flushed successfully.
- Others - An error occurred when flushing this OFile.
-
---*/
+**/
+EFI_STATUS
+FatOFileFlush (
+ IN FAT_OFILE *OFile
+ )
{
EFI_STATUS Status;
FAT_OFILE *Parent;
@@ -318,28 +279,22 @@
return EFI_SUCCESS;
}
-BOOLEAN
-FatCheckOFileRef (
- IN FAT_OFILE *OFile
- )
-/*++
-
-Routine Description:
+/**
Check the references of the OFile.
If the OFile (that is checked) is no longer
referenced, then it is freed.
-Arguments:
+ @param OFile - The OFile to be checked.
- OFile - The OFile to be checked.
+ @retval TRUE - The OFile is not referenced and freed.
+ @retval FALSE - The OFile is kept.
-Returns:
-
- TRUE - The OFile is not referenced and freed.
- FALSE - The OFile is kept.
-
---*/
+**/
+BOOLEAN
+FatCheckOFileRef (
+ IN FAT_OFILE *OFile
+ )
{
//
// If the OFile is on the check ref list, remove it
@@ -366,29 +321,21 @@
return TRUE;
}
-STATIC
-VOID
-FatCheckVolumeRef (
- IN FAT_VOLUME *Volume
- )
-/*++
-
-Routine Description:
+/**
Check the references of all open files on the volume.
Any open file (that is checked) that is no longer
referenced, is freed - and it's parent open file
is then referenced checked.
-Arguments:
+ @param Volume - The volume to check the pending open file list.
- Volume - The volume to check the pending open file list.
-
-Returns:
-
- None
-
---*/
+**/
+STATIC
+VOID
+FatCheckVolumeRef (
+ IN FAT_VOLUME *Volume
+ )
{
FAT_OFILE *OFile;
FAT_OFILE *Parent;
@@ -414,6 +361,22 @@
}
}
+/**
+
+ Set error status for a specific OFile, reference checking the volume.
+ If volume is already marked as invalid, and all resources are freed
+ after reference checking, the file system protocol is uninstalled and
+ the volume structure is freed.
+
+ @param Volume - the Volume that is to be reference checked and unlocked.
+ @param OFile - the OFile whose permanent error code is to be set.
+ @param EfiStatus - error code to be set.
+ @param Task point to task instance.
+
+ @retval EFI_SUCCESS - Clean up the volume successfully.
+ @return Others - Cleaning up of the volume is failed.
+
+**/
EFI_STATUS
FatCleanupVolume (
IN FAT_VOLUME *Volume,
@@ -421,27 +384,6 @@
IN EFI_STATUS EfiStatus,
IN FAT_TASK *Task
)
-/*++
-
-Routine Description:
-
- Set error status for a specific OFile, reference checking the volume.
- If volume is already marked as invalid, and all resources are freed
- after reference checking, the file system protocol is uninstalled and
- the volume structure is freed.
-
-Arguments:
-
- Volume - the Volume that is to be reference checked and unlocked.
- OFile - the OFile whose permanent error code is to be set.
- EfiStatus - error code to be set.
-
-Returns:
-
- EFI_SUCCESS - Clean up the volume successfully.
- Others - Cleaning up of the volume is failed.
-
---*/
{
EFI_STATUS Status;
//
@@ -499,27 +441,19 @@
return EfiStatus;
}
+/**
+
+ Set the OFile and its child OFile with the error Status
+
+ @param OFile - The OFile whose permanent error code is to be set.
+ @param Status - Error code to be set.
+
+**/
VOID
FatSetVolumeError (
IN FAT_OFILE *OFile,
IN EFI_STATUS Status
)
-/*++
-
-Routine Description:
-
- Set the OFile and its child OFile with the error Status
-
-Arguments:
-
- OFile - The OFile whose permanent error code is to be set.
- Status - Error code to be set.
-
-Returns:
-
- None
-
---*/
{
LIST_ENTRY *Link;
FAT_OFILE *ChildOFile;
diff --git a/FatPkg/EnhancedFatDxe/Hash.c b/FatPkg/EnhancedFatDxe/Hash.c
index f827368..5a9bbda 100644
--- a/FatPkg/EnhancedFatDxe/Hash.c
+++ b/FatPkg/EnhancedFatDxe/Hash.c
@@ -1,4 +1,5 @@
-/*++
+/** @file
+ Hash table operations.
Copyright (c) 2005 - 2015, Intel Corporation. All rights reserved.<BR>
This program and the accompanying materials are licensed and made available
@@ -9,41 +10,24 @@
THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
-
-Module Name:
-
- Hash.c
-
-Abstract:
-
- Hash table operations
-
-Revision History
-
---*/
+**/
#include "Fat.h"
+/**
+
+ Get hash value for long name.
+
+ @param LongNameString - The long name string to be hashed.
+
+ @return HashValue.
+
+**/
STATIC
UINT32
FatHashLongName (
IN CHAR16 *LongNameString
)
-/*++
-
-Routine Description:
-
- Get hash value for long name.
-
-Arguments:
-
- LongNameString - The long name string to be hashed.
-
-Returns:
-
- HashValue.
-
---*/
{
UINT32 HashValue;
CHAR16 UpCasedLongFileName[EFI_PATH_STRING_LENGTH];
@@ -58,53 +42,41 @@
return (HashValue & HASH_TABLE_MASK);
}
+/**
+
+ Get hash value for short name.
+
+ @param ShortNameString - The short name string to be hashed.
+
+ @return HashValue
+
+**/
STATIC
UINT32
FatHashShortName (
IN CHAR8 *ShortNameString
)
-/*++
-
-Routine Description:
-
- Get hash value for short name.
-
-Arguments:
-
- ShortNameString - The short name string to be hashed.
-
-Returns:
-
- HashValue
-
---*/
{
UINT32 HashValue;
gBS->CalculateCrc32 (ShortNameString, FAT_NAME_LEN, &HashValue);
return (HashValue & HASH_TABLE_MASK);
}
+/**
+
+ Search the long name hash table for the directory entry.
+
+ @param ODir - The directory to be searched.
+ @param LongNameString - The long name string to search.
+
+ @return The previous long name hash node of the directory entry.
+
+**/
FAT_DIRENT **
FatLongNameHashSearch (
IN FAT_ODIR *ODir,
IN CHAR16 *LongNameString
)
-/*++
-
-Routine Description:
-
- Search the long name hash table for the directory entry.
-
-Arguments:
-
- ODir - The directory to be searched.
- LongNameString - The long name string to search.
-
-Returns:
-
- The previous long name hash node of the directory entry.
-
---*/
{
FAT_DIRENT **PreviousHashNode;
for (PreviousHashNode = &ODir->LongNameHashTable[FatHashLongName (LongNameString)];
@@ -119,27 +91,21 @@
return PreviousHashNode;
}
+/**
+
+ Search the short name hash table for the directory entry.
+
+ @param ODir - The directory to be searched.
+ @param ShortNameString - The short name string to search.
+
+ @return The previous short name hash node of the directory entry.
+
+**/
FAT_DIRENT **
FatShortNameHashSearch (
IN FAT_ODIR *ODir,
IN CHAR8 *ShortNameString
)
-/*++
-
-Routine Description:
-
- Search the short name hash table for the directory entry.
-
-Arguments:
-
- ODir - The directory to be searched.
- ShortNameString - The short name string to search.
-
-Returns:
-
- The previous short name hash node of the directory entry.
-
---*/
{
FAT_DIRENT **PreviousHashNode;
for (PreviousHashNode = &ODir->ShortNameHashTable[FatHashShortName (ShortNameString)];
@@ -154,27 +120,19 @@
return PreviousHashNode;
}
+/**
+
+ Insert directory entry to hash table.
+
+ @param ODir - The parent directory.
+ @param DirEnt - The directory entry node.
+
+**/
VOID
FatInsertToHashTable (
IN FAT_ODIR *ODir,
IN FAT_DIRENT *DirEnt
)
-/*++
-
-Routine Description:
-
- Insert directory entry to hash table.
-
-Arguments:
-
- ODir - The parent directory.
- DirEnt - The directory entry node.
-
-Returns:
-
- None.
-
---*/
{
FAT_DIRENT **HashTable;
UINT32 HashTableIndex;
@@ -195,27 +153,19 @@
HashTable[HashTableIndex] = DirEnt;
}
+/**
+
+ Delete directory entry from hash table.
+
+ @param ODir - The parent directory.
+ @param DirEnt - The directory entry node.
+
+**/
VOID
FatDeleteFromHashTable (
IN FAT_ODIR *ODir,
IN FAT_DIRENT *DirEnt
)
-/*++
-
-Routine Description:
-
- Delete directory entry from hash table.
-
-Arguments:
-
- ODir - The parent directory.
- DirEnt - The directory entry node.
-
-Returns:
-
- None.
-
---*/
{
*FatShortNameHashSearch (ODir, DirEnt->Entry.FileName) = DirEnt->ShortNameForwardLink;
*FatLongNameHashSearch (ODir, DirEnt->FileString) = DirEnt->LongNameForwardLink;
diff --git a/FatPkg/EnhancedFatDxe/Info.c b/FatPkg/EnhancedFatDxe/Info.c
index aa1b0f2..1a7f828 100644
--- a/FatPkg/EnhancedFatDxe/Info.c
+++ b/FatPkg/EnhancedFatDxe/Info.c
@@ -1,4 +1,5 @@
-/*++
+/** @file
+ Routines dealing with setting/getting file/volume info
Copyright (c) 2005 - 2015, Intel Corporation. All rights reserved.<BR>
This program and the accompanying materials are licensed and made available
@@ -10,17 +11,8 @@
WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
-Module Name:
- Info.c
-
-Abstract:
-
- Routines dealing with setting/getting file/volume info
-
-Revision History
-
---*/
+**/
#include "Fat.h"
@@ -47,58 +39,46 @@
IN OUT VOID *Buffer
);
+/**
+
+ Get the open file's info into Buffer.
+
+ @param OFile - The open file.
+ @param BufferSize - Size of Buffer.
+ @param Buffer - Buffer containing file info.
+
+ @retval EFI_SUCCESS - Get the file info successfully.
+ @retval EFI_BUFFER_TOO_SMALL - The buffer is too small.
+
+**/
EFI_STATUS
FatGetFileInfo (
IN FAT_OFILE *OFile,
IN OUT UINTN *BufferSize,
OUT VOID *Buffer
)
-/*++
-
-Routine Description:
-
- Get the open file's info into Buffer.
-
-Arguments:
-
- OFile - The open file.
- BufferSize - Size of Buffer.
- Buffer - Buffer containing file info.
-
-Returns:
-
- EFI_SUCCESS - Get the file info successfully.
- EFI_BUFFER_TOO_SMALL - The buffer is too small.
-
---*/
{
return FatGetDirEntInfo (OFile->Volume, OFile->DirEnt, BufferSize, Buffer);
}
+/**
+
+ Get the volume's info into Buffer.
+
+ @param Volume - FAT file system volume.
+ @param BufferSize - Size of Buffer.
+ @param Buffer - Buffer containing volume info.
+
+ @retval EFI_SUCCESS - Get the volume info successfully.
+ @retval EFI_BUFFER_TOO_SMALL - The buffer is too small.
+
+**/
EFI_STATUS
FatGetVolumeInfo (
IN FAT_VOLUME *Volume,
IN OUT UINTN *BufferSize,
OUT VOID *Buffer
)
-/*++
-
-Routine Description:
-
- Get the volume's info into Buffer.
-
-Arguments:
-
- Volume - FAT file system volume.
- BufferSize - Size of Buffer.
- Buffer - Buffer containing volume info.
-
-Returns:
-
- EFI_SUCCESS - Get the volume info successfully.
- EFI_BUFFER_TOO_SMALL - The buffer is too small.
-
---*/
{
UINTN Size;
UINTN NameSize;
@@ -141,30 +121,24 @@
return Status;
}
+/**
+
+ Get the volume's label info into Buffer.
+
+ @param Volume - FAT file system volume.
+ @param BufferSize - Size of Buffer.
+ @param Buffer - Buffer containing volume's label info.
+
+ @retval EFI_SUCCESS - Get the volume's label info successfully.
+ @retval EFI_BUFFER_TOO_SMALL - The buffer is too small.
+
+**/
EFI_STATUS
FatGetVolumeLabelInfo (
IN FAT_VOLUME *Volume,
IN OUT UINTN *BufferSize,
OUT VOID *Buffer
)
-/*++
-
-Routine Description:
-
- Get the volume's label info into Buffer.
-
-Arguments:
-
- Volume - FAT file system volume.
- BufferSize - Size of Buffer.
- Buffer - Buffer containing volume's label info.
-
-Returns:
-
- EFI_SUCCESS - Get the volume's label info successfully.
- EFI_BUFFER_TOO_SMALL - The buffer is too small.
-
---*/
{
UINTN Size;
UINTN NameSize;
@@ -187,32 +161,26 @@
return Status;
}
+/**
+
+ Set the volume's info.
+
+ @param Volume - FAT file system volume.
+ @param BufferSize - Size of Buffer.
+ @param Buffer - Buffer containing the new volume info.
+
+ @retval EFI_SUCCESS - Set the volume info successfully.
+ @retval EFI_BAD_BUFFER_SIZE - The buffer size is error.
+ @retval EFI_WRITE_PROTECTED - The volume is read only.
+ @return other - An error occurred when operation the disk.
+
+**/
EFI_STATUS
FatSetVolumeInfo (
IN FAT_VOLUME *Volume,
IN UINTN BufferSize,
IN VOID *Buffer
)
-/*++
-
-Routine Description:
-
- Set the volume's info.
-
-Arguments:
-
- Volume - FAT file system volume.
- BufferSize - Size of Buffer.
- Buffer - Buffer containing the new volume info.
-
-Returns:
-
- EFI_SUCCESS - Set the volume info successfully.
- EFI_BAD_BUFFER_SIZE - The buffer size is error.
- EFI_WRITE_PROTECTED - The volume is read only.
- other - An error occurred when operation the disk.
-
---*/
{
EFI_FILE_SYSTEM_INFO *Info;
@@ -225,32 +193,26 @@
return FatSetVolumeEntry (Volume, Info->VolumeLabel);
}
+/**
+
+ Set the volume's label info.
+
+ @param Volume - FAT file system volume.
+ @param BufferSize - Size of Buffer.
+ @param Buffer - Buffer containing the new volume label info.
+
+ @retval EFI_SUCCESS - Set the volume label info successfully.
+ @retval EFI_WRITE_PROTECTED - The disk is write protected.
+ @retval EFI_BAD_BUFFER_SIZE - The buffer size is error.
+ @return other - An error occurred when operation the disk.
+
+**/
EFI_STATUS
FatSetVolumeLabelInfo (
IN FAT_VOLUME *Volume,
IN UINTN BufferSize,
IN VOID *Buffer
)
-/*++
-
-Routine Description:
-
- Set the volume's label info
-
-Arguments:
-
- Volume - FAT file system volume.
- BufferSize - Size of Buffer.
- Buffer - Buffer containing the new volume label info.
-
-Returns:
-
- EFI_SUCCESS - Set the volume label info successfully.
- EFI_WRITE_PROTECTED - The disk is write protected.
- EFI_BAD_BUFFER_SIZE - The buffer size is error.
- other - An error occurred when operation the disk.
-
---*/
{
EFI_FILE_SYSTEM_VOLUME_LABEL *Info;
@@ -263,6 +225,30 @@
return FatSetVolumeEntry (Volume, Info->VolumeLabel);
}
+/**
+
+ Set the file info.
+
+ @param Volume - FAT file system volume.
+ @param IFile - The instance of the open file.
+ @param OFile - The open file.
+ @param BufferSize - Size of Buffer.
+ @param Buffer - Buffer containing the new file info.
+
+ @retval EFI_SUCCESS - Set the file info successfully.
+ @retval EFI_ACCESS_DENIED - It is the root directory
+ or the directory attribute bit can not change
+ or try to change a directory size
+ or something else.
+ @retval EFI_UNSUPPORTED - The new file size is larger than 4GB.
+ @retval EFI_WRITE_PROTECTED - The disk is write protected.
+ @retval EFI_BAD_BUFFER_SIZE - The buffer size is error.
+ @retval EFI_INVALID_PARAMETER - The time info or attributes info is error.
+ @retval EFI_OUT_OF_RESOURCES - Can not allocate new memory.
+ @retval EFI_VOLUME_CORRUPTED - The volume is corrupted.
+ @return other - An error occurred when operation the disk.
+
+**/
EFI_STATUS
FatSetFileInfo (
IN FAT_VOLUME *Volume,
@@ -271,36 +257,6 @@
IN UINTN BufferSize,
IN VOID *Buffer
)
-/*++
-
-Routine Description:
-
- Set the file info.
-
-Arguments:
-
- Volume - FAT file system volume.
- IFile - The instance of the open file.
- OFile - The open file.
- BufferSize - Size of Buffer.
- Buffer - Buffer containing the new file info.
-
-Returns:
-
- EFI_SUCCESS - Set the file info successfully.
- EFI_ACCESS_DENIED - It is the root directory
- or the directory attribute bit can not change
- or try to change a directory size
- or something else.
- EFI_UNSUPPORTED - The new file size is larger than 4GB.
- EFI_WRITE_PROTECTED - The disk is write protected.
- EFI_BAD_BUFFER_SIZE - The buffer size is error.
- EFI_INVALID_PARAMETER - The time info or attributes info is error.
- EFI_OUT_OF_RESOURCES - Can not allocate new memory.
- EFI_VOLUME_CORRUPTED - The volume is corrupted.
- other - An error occurred when operation the disk.
-
---*/
{
EFI_STATUS Status;
EFI_FILE_INFO *NewInfo;
@@ -472,6 +428,20 @@
return FatOFileFlush (OFile);
}
+/**
+
+ Set or Get the some types info of the file into Buffer.
+
+ @param IsSet - TRUE:The access is set, else is get
+ @param FHand - The handle of file
+ @param Type - The type of the info
+ @param BufferSize - Size of Buffer
+ @param Buffer - Buffer containing volume info
+
+ @retval EFI_SUCCESS - Get the info successfully
+ @retval EFI_DEVICE_ERROR - Can not find the OFile for the file
+
+**/
EFI_STATUS
FatSetOrGetInfo (
IN BOOLEAN IsSet,
@@ -480,26 +450,6 @@
IN OUT UINTN *BufferSize,
IN OUT VOID *Buffer
)
-/*++
-
-Routine Description:
-
- Set or Get the some types info of the file into Buffer
-
-Arguments:
-
- IsSet - TRUE:The access is set, else is get
- FHand - The handle of file
- Type - The type of the info
- BufferSize - Size of Buffer
- Buffer - Buffer containing volume info
-
-Returns:
-
- EFI_SUCCESS - Get the info successfully
- EFI_DEVICE_ERROR - Can not find the OFile for the file
-
---*/
{
FAT_IFILE *IFile;
FAT_OFILE *OFile;
@@ -560,6 +510,19 @@
return Status;
}
+/**
+
+ Get the some types info of the file into Buffer.
+
+ @param FHand - The handle of file.
+ @param Type - The type of the info.
+ @param BufferSize - Size of Buffer.
+ @param Buffer - Buffer containing volume info.
+
+ @retval EFI_SUCCESS - Get the info successfully.
+ @retval EFI_DEVICE_ERROR - Can not find the OFile for the file.
+
+**/
EFI_STATUS
EFIAPI
FatGetInfo (
@@ -568,29 +531,23 @@
IN OUT UINTN *BufferSize,
OUT VOID *Buffer
)
-/*++
-
-Routine Description:
-
- Get the some types info of the file into Buffer.
-
-Arguments:
-
- FHand - The handle of file.
- Type - The type of the info.
- BufferSize - Size of Buffer.
- Buffer - Buffer containing volume info.
-
-Returns:
-
- EFI_SUCCESS - Get the info successfully.
- EFI_DEVICE_ERROR - Can not find the OFile for the file.
-
---*/
{
return FatSetOrGetInfo (FALSE, FHand, Type, BufferSize, Buffer);
}
+/**
+
+ Set the some types info of the file into Buffer.
+
+ @param FHand - The handle of file.
+ @param Type - The type of the info.
+ @param BufferSize - Size of Buffer
+ @param Buffer - Buffer containing volume info.
+
+ @retval EFI_SUCCESS - Set the info successfully.
+ @retval EFI_DEVICE_ERROR - Can not find the OFile for the file.
+
+**/
EFI_STATUS
EFIAPI
FatSetInfo (
@@ -599,25 +556,6 @@
IN UINTN BufferSize,
IN VOID *Buffer
)
-/*++
-
-Routine Description:
-
- Set the some types info of the file into Buffer.
-
-Arguments:
-
- FHand - The handle of file.
- Type - The type of the info.
- BufferSize - Size of Buffer
- Buffer - Buffer containing volume info.
-
-Returns:
-
- EFI_SUCCESS - Set the info successfully.
- EFI_DEVICE_ERROR - Can not find the OFile for the file.
-
---*/
{
return FatSetOrGetInfo (TRUE, FHand, Type, &BufferSize, Buffer);
}
diff --git a/FatPkg/EnhancedFatDxe/Init.c b/FatPkg/EnhancedFatDxe/Init.c
index d7cfa82..6febffc 100644
--- a/FatPkg/EnhancedFatDxe/Init.c
+++ b/FatPkg/EnhancedFatDxe/Init.c
@@ -1,4 +1,5 @@
-/*++
+/** @file
+ Initialization routines.
Copyright (c) 2005 - 2013, Intel Corporation. All rights reserved.<BR>
This program and the accompanying materials are licensed and made available
@@ -9,19 +10,25 @@
THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
-
-Module Name:
-
- Init.c
-
-Abstract:
-
- Initialization routines
-
---*/
+**/
#include "Fat.h"
+/**
+
+ Allocates volume structure, detects FAT file system, installs protocol,
+ and initialize cache.
+
+ @param Handle - The handle of parent device.
+ @param DiskIo - The DiskIo of parent device.
+ @param DiskIo2 - The DiskIo2 of parent device.
+ @param BlockIo - The BlockIo of parent devicel
+
+ @retval EFI_SUCCESS - Allocate a new volume successfully.
+ @retval EFI_OUT_OF_RESOURCES - Can not allocate the memory.
+ @return Others - Allocating a new volume failed.
+
+**/
EFI_STATUS
FatAllocateVolume (
IN EFI_HANDLE Handle,
@@ -29,26 +36,6 @@
IN EFI_DISK_IO2_PROTOCOL *DiskIo2,
IN EFI_BLOCK_IO_PROTOCOL *BlockIo
)
-/*++
-
-Routine Description:
-
- Allocates volume structure, detects FAT file system, installs protocol,
- and initialize cache.
-
-Arguments:
-
- Handle - The handle of parent device.
- DiskIo - The DiskIo of parent device.
- BlockIo - The BlockIo of parent devicel
-
-Returns:
-
- EFI_SUCCESS - Allocate a new volume successfully.
- EFI_OUT_OF_RESOURCES - Can not allocate the memory.
- Others - Allocating a new volume failed.
-
---*/
{
EFI_STATUS Status;
FAT_VOLUME *Volume;
@@ -120,26 +107,20 @@
return Status;
}
+/**
+
+ Called by FatDriverBindingStop(), Abandon the volume.
+
+ @param Volume - The volume to be abandoned.
+
+ @retval EFI_SUCCESS - Abandoned the volume successfully.
+ @return Others - Can not uninstall the protocol interfaces.
+
+**/
EFI_STATUS
FatAbandonVolume (
IN FAT_VOLUME *Volume
)
-/*++
-
-Routine Description:
-
- Called by FatDriverBindingStop(), Abandon the volume.
-
-Arguments:
-
- Volume - The volume to be abandoned.
-
-Returns:
-
- EFI_SUCCESS - Abandoned the volume successfully.
- Others - Can not uninstall the protocol interfaces.
-
---*/
{
EFI_STATUS Status;
BOOLEAN LockedByMe;
@@ -202,27 +183,21 @@
return EFI_SUCCESS;
}
+/**
+
+ Detects FAT file system on Disk and set relevant fields of Volume.
+
+ @param Volume - The volume structure.
+
+ @retval EFI_SUCCESS - The Fat File System is detected successfully
+ @retval EFI_UNSUPPORTED - The volume is not FAT file system.
+ @retval EFI_VOLUME_CORRUPTED - The volume is corrupted.
+
+**/
EFI_STATUS
FatOpenDevice (
IN OUT FAT_VOLUME *Volume
)
-/*++
-
-Routine Description:
-
- Detects FAT file system on Disk and set relevant fields of Volume
-
-Arguments:
-
- Volume - The volume structure.
-
-Returns:
-
- EFI_SUCCESS - The Fat File System is detected successfully
- EFI_UNSUPPORTED - The volume is not FAT file system.
- EFI_VOLUME_CORRUPTED - The volume is corrupted.
-
---*/
{
EFI_STATUS Status;
UINT32 BlockSize;
diff --git a/FatPkg/EnhancedFatDxe/Misc.c b/FatPkg/EnhancedFatDxe/Misc.c
index c5476e8..c035670 100644
--- a/FatPkg/EnhancedFatDxe/Misc.c
+++ b/FatPkg/EnhancedFatDxe/Misc.c
@@ -1,4 +1,5 @@
-/*++
+/** @file
+ Miscellaneous functions.
Copyright (c) 2005 - 2013, Intel Corporation. All rights reserved.<BR>
This program and the accompanying materials are licensed and made available
@@ -10,40 +11,26 @@
WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
-Module Name:
-
- Misc.c
-
-Abstract:
-
- Miscellaneous functions
-
-Revision History
-
---*/
+**/
#include "Fat.h"
UINT8 mMonthDays[] = { 31, 28, 31, 30, 31, 30, 31, 31, 30, 31, 30, 31 };
+/**
+
+ Create the task
+
+ @param IFile - The instance of the open file.
+ @param Token - A pointer to the token associated with the transaction.
+
+ @return FAT_TASK * - Return the task instance.
+
+**/
FAT_TASK *
FatCreateTask (
FAT_IFILE *IFile,
EFI_FILE_IO_TOKEN *Token
)
-/*++
-
-Routine Description:
-
- Create the task
-
-Arguments:
-
- IFile - The instance of the open file.
- Token - A pointer to the token associated with the transaction.
-
-Return:
- FAT_TASK * - Return the task instance.
-**/
{
FAT_TASK *Task;
@@ -58,20 +45,17 @@
return Task;
}
+/**
+
+ Destroy the task.
+
+ @param Task - The task to be destroyed.
+
+**/
VOID
FatDestroyTask (
FAT_TASK *Task
)
-/*++
-
-Routine Description:
-
- Destroy the task
-
-Arguments:
-
- Task - The task to be destroyed.
-**/
{
LIST_ENTRY *Link;
FAT_SUBTASK *Subtask;
@@ -84,20 +68,17 @@
FreePool (Task);
}
+/**
+
+ Wait all non-blocking requests complete.
+
+ @param IFile - The instance of the open file.
+
+**/
VOID
FatWaitNonblockingTask (
FAT_IFILE *IFile
)
-/*++
-
-Routine Description:
-
- Wait all non-blocking requests complete.
-
-Arguments:
-
- IFile - The instance of the open file.
-**/
{
BOOLEAN TaskQueueEmpty;
@@ -108,25 +89,19 @@
} while (!TaskQueueEmpty);
}
+/**
+
+ Remove the subtask from subtask list.
+
+ @param Subtask - The subtask to be removed.
+
+ @return LIST_ENTRY * - The next node in the list.
+
+**/
LIST_ENTRY *
FatDestroySubtask (
FAT_SUBTASK *Subtask
)
-/*++
-
-Routine Description:
-
- Remove the subtask from subtask list.
-
-Arguments:
-
- Subtask - The subtask to be removed.
-
-Returns:
-
- LIST_ENTRY * - The next node in the list.
-
---*/
{
LIST_ENTRY *Link;
@@ -138,28 +113,22 @@
return Link;
}
+/**
+
+ Execute the task.
+
+ @param IFile - The instance of the open file.
+ @param Task - The task to be executed.
+
+ @retval EFI_SUCCESS - The task was executed sucessfully.
+ @return other - An error occurred when executing the task.
+
+**/
EFI_STATUS
FatQueueTask (
IN FAT_IFILE *IFile,
IN FAT_TASK *Task
)
-/*++
-
-Routine Description:
-
- Execute the task
-
-Arguments:
-
- IFile - The instance of the open file.
- Task - The task to be executed.
-
-Returns:
-
- EFI_SUCCESS - The task was executed sucessfully.
- other - An error occurred when executing the task.
-
---*/
{
EFI_STATUS Status;
LIST_ENTRY *Link;
@@ -239,30 +208,24 @@
return Status;
}
+/**
+
+ Set the volume as dirty or not.
+
+ @param Volume - FAT file system volume.
+ @param IoMode - The access mode.
+ @param DirtyValue - Set the volume as dirty or not.
+
+ @retval EFI_SUCCESS - Set the new FAT entry value sucessfully.
+ @return other - An error occurred when operation the FAT entries.
+
+**/
EFI_STATUS
FatAccessVolumeDirty (
IN FAT_VOLUME *Volume,
IN IO_MODE IoMode,
IN VOID *DirtyValue
)
-/*++
-
-Routine Description:
-
- Set the volume as dirty or not
-
-Arguments:
-
- Volume - FAT file system volume.
- IoMode - The access mode.
- DirtyValue - Set the volume as dirty or not.
-
-Returns:
-
- EFI_SUCCESS - Set the new FAT entry value sucessfully.
- other - An error occurred when operation the FAT entries.
-
---*/
{
UINTN WriteCount;
@@ -271,7 +234,7 @@
}
/**
- Invoke a notification event
+ Invoke a notification event.
@param Event Event whose notification function is being invoked.
@param Context The pointer to the notification function's context,
@@ -284,22 +247,6 @@
IN EFI_EVENT Event,
IN VOID *Context
)
-/*++
-
-Routine Description:
-
- Invoke a notification event
- case #1. some subtasks are not completed when the FatOpenEx checks the Task->Subtasks
- - sets Task->SubtaskCollected so callback to signal the event and free the task.
- case #2. all subtasks are completed when the FatOpenEx checks the Task->Subtasks
- - FatOpenEx signal the event and free the task.
-Arguments:
-
- Event - Event whose notification function is being invoked.
- Context - The pointer to the notification function's context,
- which is implementation-dependent.
-
---*/
{
EFI_STATUS Status;
FAT_SUBTASK *Subtask;
@@ -342,6 +289,22 @@
}
}
+/**
+
+ General disk access function.
+
+ @param Volume - FAT file system volume.
+ @param IoMode - The access mode (disk read/write or cache access).
+ @param Offset - The starting byte offset to read from.
+ @param BufferSize - Size of Buffer.
+ @param Buffer - Buffer containing read data.
+ @param Task point to task instance.
+
+ @retval EFI_SUCCESS - The operation is performed successfully.
+ @retval EFI_VOLUME_CORRUPTED - The accesss is
+ @return Others - The status of read/write the disk
+
+**/
EFI_STATUS
FatDiskIo (
IN FAT_VOLUME *Volume,
@@ -351,27 +314,6 @@
IN OUT VOID *Buffer,
IN FAT_TASK *Task
)
-/*++
-
-Routine Description:
-
- General disk access function
-
-Arguments:
-
- Volume - FAT file system volume.
- IoMode - The access mode (disk read/write or cache access).
- Offset - The starting byte offset to read from.
- BufferSize - Size of Buffer.
- Buffer - Buffer containing read data.
-
-Returns:
-
- EFI_SUCCESS - The operation is performed successfully.
- EFI_VOLUME_CORRUPTED - The accesss is
- Others - The status of read/write the disk
-
---*/
{
EFI_STATUS Status;
EFI_DISK_IO_PROTOCOL *DiskIo;
@@ -438,97 +380,61 @@
return Status;
}
+/**
+
+ Lock the volume.
+
+**/
VOID
FatAcquireLock (
VOID
)
-/*++
-
-Routine Description:
-
- Lock the volume.
-
-Arguments:
-
- None.
-
-Returns:
-
- None.
-
---*/
{
EfiAcquireLock (&FatFsLock);
}
-EFI_STATUS
-FatAcquireLockOrFail (
- VOID
- )
-/*++
-
-Routine Description:
+/**
Lock the volume.
If the lock is already in the acquired state, then EFI_ACCESS_DENIED is returned.
Otherwise, EFI_SUCCESS is returned.
-Arguments:
+ @retval EFI_SUCCESS - The volume is locked.
+ @retval EFI_ACCESS_DENIED - The volume could not be locked because it is already locked.
- None.
-
-Returns:
-
- EFI_SUCCESS - The volume is locked.
- EFI_ACCESS_DENIED - The volume could not be locked because it is already locked.
-
---*/
+**/
+EFI_STATUS
+FatAcquireLockOrFail (
+ VOID
+ )
{
return EfiAcquireLockOrFail (&FatFsLock);
}
+/**
+
+ Unlock the volume.
+
+**/
VOID
FatReleaseLock (
VOID
)
-/*++
-
-Routine Description:
-
- Unlock the volume.
-
-Arguments:
-
- Null.
-
-Returns:
-
- None.
-
---*/
{
EfiReleaseLock (&FatFsLock);
}
+/**
+
+ Free directory entry.
+
+ @param DirEnt - The directory entry to be freed.
+
+**/
VOID
FatFreeDirEnt (
IN FAT_DIRENT *DirEnt
)
-/*++
-
-Routine Description:
-
- Free directory entry.
-
-Arguments:
-
- DirEnt - The directory entry to be freed.
-
-Returns:
-
- None.
-
---*/
{
if (DirEnt->FileString != NULL) {
FreePool (DirEnt->FileString);
@@ -537,25 +443,17 @@
FreePool (DirEnt);
}
+/**
+
+ Free volume structure (including the contents of directory cache and disk cache).
+
+ @param Volume - The volume structure to be freed.
+
+**/
VOID
FatFreeVolume (
IN FAT_VOLUME *Volume
)
-/*++
-
-Routine Description:
-
- Free volume structure (including the contents of directory cache and disk cache).
-
-Arguments:
-
- Volume - The volume structure to be freed.
-
-Returns:
-
- None.
-
---*/
{
//
// Free disk cache
@@ -570,27 +468,19 @@
FreePool (Volume);
}
+/**
+
+ Translate EFI time to FAT time.
+
+ @param ETime - The time of EFI_TIME.
+ @param FTime - The time of FAT_DATE_TIME.
+
+**/
VOID
FatEfiTimeToFatTime (
IN EFI_TIME *ETime,
OUT FAT_DATE_TIME *FTime
)
-/*++
-
-Routine Description:
-
- Translate EFI time to FAT time.
-
-Arguments:
-
- ETime - The time of EFI_TIME.
- FTime - The time of FAT_DATE_TIME.
-
-Returns:
-
- None.
-
---*/
{
//
// ignores timezone info in source ETime
@@ -610,27 +500,19 @@
FTime->Time.DoubleSecond = (UINT16) (ETime->Second / 2);
}
+/**
+
+ Translate Fat time to EFI time.
+
+ @param FTime - The time of FAT_DATE_TIME.
+ @param ETime - The time of EFI_TIME..
+
+**/
VOID
FatFatTimeToEfiTime (
IN FAT_DATE_TIME *FTime,
OUT EFI_TIME *ETime
)
-/*++
-
-Routine Description:
-
- Translate Fat time to EFI time.
-
-Arguments:
-
- FTime - The time of FAT_DATE_TIME.
- ETime - The time of EFI_TIME.
-
-Returns:
-
- None.
-
---*/
{
ETime->Year = (UINT16) (FTime->Date.Year + 1980);
ETime->Month = (UINT8) FTime->Date.Month;
@@ -643,25 +525,17 @@
ETime->Daylight = 0;
}
+/**
+
+ Get Current FAT time.
+
+ @param FatNow - Current FAT time.
+
+**/
VOID
FatGetCurrentFatTime (
OUT FAT_DATE_TIME *FatNow
)
-/*++
-
-Routine Description:
-
- Get Current FAT time.
-
-Arguments:
-
- FatNow - Current FAT time.
-
-Returns:
-
- None.
-
---*/
{
EFI_STATUS Status;
EFI_TIME Now;
@@ -678,26 +552,20 @@
}
}
+/**
+
+ Check whether a time is valid.
+
+ @param Time - The time of EFI_TIME.
+
+ @retval TRUE - The time is valid.
+ @retval FALSE - The time is not valid.
+
+**/
BOOLEAN
FatIsValidTime (
IN EFI_TIME *Time
)
-/*++
-
-Routine Description:
-
- Check whether a time is valid.
-
-Arguments:
-
- Time - The time of EFI_TIME.
-
-Returns:
-
- TRUE - The time is valid.
- FALSE - The time is not valid.
-
---*/
{
UINTN Day;
BOOLEAN ValidTime;
diff --git a/FatPkg/EnhancedFatDxe/Open.c b/FatPkg/EnhancedFatDxe/Open.c
index 1d864d1..7b273fe 100644
--- a/FatPkg/EnhancedFatDxe/Open.c
+++ b/FatPkg/EnhancedFatDxe/Open.c
@@ -1,4 +1,5 @@
-/*++
+/** @file
+ Routines dealing with file open.
Copyright (c) 2005 - 2014, Intel Corporation. All rights reserved.<BR>
This program and the accompanying materials are licensed and made available
@@ -9,44 +10,27 @@
THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
-
-Module Name:
-
- open.c
-
-Abstract:
-
- Routines dealing with file open
-
-Revision History
-
---*/
+**/
#include "Fat.h"
+/**
+
+ Create an Open instance for the existing OFile.
+ The IFile of the newly opened file is passed out.
+
+ @param OFile - The file that serves as a starting reference point.
+ @param PtrIFile - The newly generated IFile instance.
+
+ @retval EFI_OUT_OF_RESOURCES - Can not allocate the memory for the IFile
+ @retval EFI_SUCCESS - Create the new IFile for the OFile successfully
+
+**/
EFI_STATUS
FatAllocateIFile (
IN FAT_OFILE *OFile,
OUT FAT_IFILE **PtrIFile
)
-/*++
-
-Routine Description:
-
- Create an Open instance for the existing OFile.
- The IFile of the newly opened file is passed out.
-
-Arguments:
-
- OFile - The file that serves as a starting reference point.
- PtrIFile - The newly generated IFile instance.
-
-Returns:
-
- EFI_OUT_OF_RESOURCES - Can not allocate the memory for the IFile
- EFI_SUCCESS - Create the new IFile for the OFile successfully
-
---*/
{
FAT_IFILE *IFile;
@@ -81,6 +65,28 @@
return EFI_SUCCESS;
}
+/**
+
+ Open a file for a file name relative to an existing OFile.
+ The IFile of the newly opened file is passed out.
+
+ @param OFile - The file that serves as a starting reference point.
+ @param NewIFile - The newly generated IFile instance.
+ @param FileName - The file name relative to the OFile.
+ @param OpenMode - Open mode.
+ @param Attributes - Attributes to set if the file is created.
+
+
+ @retval EFI_SUCCESS - Open the file successfully.
+ @retval EFI_INVALID_PARAMETER - The open mode is conflict with the attributes
+ or the file name is not valid.
+ @retval EFI_NOT_FOUND - Conficts between dir intention and attribute.
+ @retval EFI_WRITE_PROTECTED - Can't open for write if the volume is read only.
+ @retval EFI_ACCESS_DENIED - If the file's attribute is read only, and the
+ open is for read-write fail it.
+ @retval EFI_OUT_OF_RESOURCES - Can not allocate the memory.
+
+**/
EFI_STATUS
FatOFileOpen (
IN FAT_OFILE *OFile,
@@ -89,33 +95,6 @@
IN UINT64 OpenMode,
IN UINT8 Attributes
)
-/*++
-
-Routine Description:
-
- Open a file for a file name relative to an existing OFile.
- The IFile of the newly opened file is passed out.
-
-Arguments:
-
- OFile - The file that serves as a starting reference point.
- NewIFile - The newly generated IFile instance.
- FileName - The file name relative to the OFile.
- OpenMode - Open mode.
- Attributes - Attributes to set if the file is created.
-
-Returns:
-
- EFI_SUCCESS - Open the file successfully.
- EFI_INVALID_PARAMETER - The open mode is conflict with the attributes
- or the file name is not valid.
- EFI_NOT_FOUND - Conficts between dir intention and attribute.
- EFI_WRITE_PROTECTED - Can't open for write if the volume is read only.
- EFI_ACCESS_DENIED - If the file's attribute is read only, and the
- open is for read-write fail it.
- EFI_OUT_OF_RESOURCES - Can not allocate the memory.
-
---*/
{
FAT_VOLUME *Volume;
EFI_STATUS Status;
@@ -199,6 +178,25 @@
return FatOFileFlush (OFile);
}
+/**
+
+ Implements OpenEx() of Simple File System Protocol.
+
+ @param FHand - File handle of the file serves as a starting reference point.
+ @param NewHandle - Handle of the file that is newly opened.
+ @param FileName - File name relative to FHand.
+ @param OpenMode - Open mode.
+ @param Attributes - Attributes to set if the file is created.
+ @param Token - A pointer to the token associated with the transaction.:
+
+ @retval EFI_INVALID_PARAMETER - The FileName is NULL or the file string is empty.
+ The OpenMode is not supported.
+ The Attributes is not the valid attributes.
+ @retval EFI_OUT_OF_RESOURCES - Can not allocate the memory for file string.
+ @retval EFI_SUCCESS - Open the file successfully.
+ @return Others - The status of open file.
+
+**/
EFI_STATUS
EFIAPI
FatOpenEx (
@@ -209,30 +207,6 @@
IN UINT64 Attributes,
IN OUT EFI_FILE_IO_TOKEN *Token
)
-/*++
-Routine Description:
-
- Implements OpenEx() of Simple File System Protocol.
-
-Arguments:
-
- FHand - File handle of the file serves as a starting reference point.
- NewHandle - Handle of the file that is newly opened.
- FileName - File name relative to FHand.
- OpenMode - Open mode.
- Attributes - Attributes to set if the file is created.
- Token - A pointer to the token associated with the transaction.
-
-Returns:
-
- EFI_INVALID_PARAMETER - The FileName is NULL or the file string is empty.
- The OpenMode is not supported.
- The Attributes is not the valid attributes.
- EFI_OUT_OF_RESOURCES - Can not allocate the memory for file string.
- EFI_SUCCESS - Open the file successfully.
- Others - The status of open file.
-
---*/
{
FAT_IFILE *IFile;
FAT_IFILE *NewIFile;
@@ -319,6 +293,25 @@
return Status;
}
+/**
+
+ Implements Open() of Simple File System Protocol.
+
+
+ @param FHand - File handle of the file serves as a starting reference point.
+ @param NewHandle - Handle of the file that is newly opened.
+ @param FileName - File name relative to FHand.
+ @param OpenMode - Open mode.
+ @param Attributes - Attributes to set if the file is created.
+
+ @retval EFI_INVALID_PARAMETER - The FileName is NULL or the file string is empty.
+ The OpenMode is not supported.
+ The Attributes is not the valid attributes.
+ @retval EFI_OUT_OF_RESOURCES - Can not allocate the memory for file string.
+ @retval EFI_SUCCESS - Open the file successfully.
+ @return Others - The status of open file.
+
+**/
EFI_STATUS
EFIAPI
FatOpen (
@@ -328,29 +321,6 @@
IN UINT64 OpenMode,
IN UINT64 Attributes
)
-/*++
-Routine Description:
-
- Implements Open() of Simple File System Protocol.
-
-Arguments:
-
- FHand - File handle of the file serves as a starting reference point.
- NewHandle - Handle of the file that is newly opened.
- FileName - File name relative to FHand.
- OpenMode - Open mode.
- Attributes - Attributes to set if the file is created.
-
-Returns:
-
- EFI_INVALID_PARAMETER - The FileName is NULL or the file string is empty.
- The OpenMode is not supported.
- The Attributes is not the valid attributes.
- EFI_OUT_OF_RESOURCES - Can not allocate the memory for file string.
- EFI_SUCCESS - Open the file successfully.
- Others - The status of open file.
-
---*/
{
return FatOpenEx (FHand, NewHandle, FileName, OpenMode, Attributes, NULL);
}
diff --git a/FatPkg/EnhancedFatDxe/OpenVolume.c b/FatPkg/EnhancedFatDxe/OpenVolume.c
index 0f43ffa..4e12db3 100644
--- a/FatPkg/EnhancedFatDxe/OpenVolume.c
+++ b/FatPkg/EnhancedFatDxe/OpenVolume.c
@@ -1,4 +1,5 @@
-/*++
+/** @file
+ OpenVolume() function of Simple File System Protocol.
Copyright (c) 2005 - 2013, Intel Corporation. All rights reserved.<BR>
This program and the accompanying materials are licensed and made available
@@ -9,45 +10,28 @@
THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
-
-Module Name:
-
- OpenVolume.c
-
-Abstract:
-
- OpenVolume() function of Simple File System Protocol
-
-Revision History
-
---*/
+**/
#include "Fat.h"
+/**
+
+ Implements Simple File System Protocol interface function OpenVolume().
+
+ @param This - Calling context.
+ @param File - the Root Directory of the volume.
+
+ @retval EFI_OUT_OF_RESOURCES - Can not allocate the memory.
+ @retval EFI_VOLUME_CORRUPTED - The FAT type is error.
+ @retval EFI_SUCCESS - Open the volume successfully.
+
+**/
EFI_STATUS
EFIAPI
FatOpenVolume (
IN EFI_SIMPLE_FILE_SYSTEM_PROTOCOL *This,
OUT EFI_FILE_PROTOCOL **File
)
-/*++
-
-Routine Description:
-
- Implements Simple File System Protocol interface function OpenVolume().
-
-Arguments:
-
- This - Calling context.
- File - the Root Directory of the volume.
-
-Returns:
-
- EFI_OUT_OF_RESOURCES - Can not allocate the memory.
- EFI_VOLUME_CORRUPTED - The FAT type is error.
- EFI_SUCCESS - Open the volume successfully.
-
---*/
{
EFI_STATUS Status;
FAT_VOLUME *Volume;
diff --git a/FatPkg/EnhancedFatDxe/ReadWrite.c b/FatPkg/EnhancedFatDxe/ReadWrite.c
index 81676cd..a6e0ec4 100644
--- a/FatPkg/EnhancedFatDxe/ReadWrite.c
+++ b/FatPkg/EnhancedFatDxe/ReadWrite.c
@@ -1,4 +1,5 @@
-/*++
+/** @file
+ Functions that perform file read/write.
Copyright (c) 2005 - 2015, Intel Corporation. All rights reserved.<BR>
This program and the accompanying materials are licensed and made available
@@ -10,44 +11,29 @@
WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
-Module Name:
-
- ReadWrite.c
-
-Abstract:
-
- Functions that perform file read/write
-
-Revision History
-
---*/
+**/
#include "Fat.h"
+/**
+
+ Get the file's position of the file.
+
+
+ @param FHand - The handle of file.
+ @param Position - The file's position of the file.
+
+ @retval EFI_SUCCESS - Get the info successfully.
+ @retval EFI_DEVICE_ERROR - Can not find the OFile for the file.
+ @retval EFI_UNSUPPORTED - The open file is not a file.
+
+**/
EFI_STATUS
EFIAPI
FatGetPosition (
IN EFI_FILE_PROTOCOL *FHand,
OUT UINT64 *Position
)
-/*++
-
-Routine Description:
-
- Get the file's position of the file.
-
-Arguments:
-
- FHand - The handle of file.
- Position - The file's position of the file.
-
-Returns:
-
- EFI_SUCCESS - Get the info successfully.
- EFI_DEVICE_ERROR - Can not find the OFile for the file.
- EFI_UNSUPPORTED - The open file is not a file.
-
---*/
{
FAT_IFILE *IFile;
FAT_OFILE *OFile;
@@ -67,30 +53,24 @@
return EFI_SUCCESS;
}
+/**
+
+ Set the file's position of the file.
+
+ @param FHand - The handle of file.
+ @param Position - The file's position of the file.
+
+ @retval EFI_SUCCESS - Set the info successfully.
+ @retval EFI_DEVICE_ERROR - Can not find the OFile for the file.
+ @retval EFI_UNSUPPORTED - Set a directory with a not-zero position.
+
+**/
EFI_STATUS
EFIAPI
FatSetPosition (
IN EFI_FILE_PROTOCOL *FHand,
IN UINT64 Position
)
-/*++
-
-Routine Description:
-
- Set the file's position of the file.
-
-Arguments:
-
- FHand - The handle of file.
- Position - The file's position of the file.
-
-Returns:
-
- EFI_SUCCESS - Set the info successfully.
- EFI_DEVICE_ERROR - Can not find the OFile for the file.
- EFI_UNSUPPORTED - Set a directory with a not-zero position.
-
---*/
{
FAT_IFILE *IFile;
FAT_OFILE *OFile;
@@ -130,30 +110,24 @@
return EFI_SUCCESS;
}
+/**
+
+ Get the file info from the open file of the IFile into Buffer.
+
+ @param IFile - The instance of the open file.
+ @param BufferSize - Size of Buffer.
+ @param Buffer - Buffer containing read data.
+
+ @retval EFI_SUCCESS - Get the file info successfully.
+ @retval other - An error occurred when operation the disk.
+
+**/
EFI_STATUS
FatIFileReadDir (
IN FAT_IFILE *IFile,
IN OUT UINTN *BufferSize,
OUT VOID *Buffer
)
-/*++
-
-Routine Description:
-
- Get the file info from the open file of the IFile into Buffer.
-
-Arguments:
-
- IFile - The instance of the open file.
- BufferSize - Size of Buffer.
- Buffer - Buffer containing read data.
-
-Returns:
-
- EFI_SUCCESS - Get the file info successfully.
- other - An error occurred when operation the disk.
-
---*/
{
EFI_STATUS Status;
FAT_OFILE *OFile;
@@ -205,6 +179,24 @@
return Status;
}
+/**
+
+ Get the file info from the open file of the IFile into Buffer.
+
+ @param FHand - The file handle to access.
+ @param IoMode - Indicate whether the access mode is reading or writing.
+ @param BufferSize - Size of Buffer.
+ @param Buffer - Buffer containing read data.
+ @param Token - A pointer to the token associated with the transaction.
+
+ @retval EFI_SUCCESS - Get the file info successfully.
+ @retval EFI_DEVICE_ERROR - Can not find the OFile for the file.
+ @retval EFI_VOLUME_CORRUPTED - The file type of open file is error.
+ @retval EFI_WRITE_PROTECTED - The disk is write protect.
+ @retval EFI_ACCESS_DENIED - The file is read-only.
+ @return other - An error occurred when operating on the disk.
+
+**/
EFI_STATUS
FatIFileAccess (
IN EFI_FILE_PROTOCOL *FHand,
@@ -213,30 +205,6 @@
IN OUT VOID *Buffer,
IN EFI_FILE_IO_TOKEN *Token
)
-/*++
-
-Routine Description:
-
- Get the file info from the open file of the IFile into Buffer.
-
-Arguments:
-
- FHand - The file handle to access.
- IoMode - Indicate whether the access mode is reading or writing.
- BufferSize - Size of Buffer.
- Buffer - Buffer containing read data.
- Token - A pointer to the token associated with the transaction.
-
-Returns:
-
- EFI_SUCCESS - Get the file info successfully.
- EFI_DEVICE_ERROR - Can not find the OFile for the file.
- EFI_VOLUME_CORRUPTED - The file type of open file is error.
- EFI_WRITE_PROTECTED - The disk is write protect.
- EFI_ACCESS_DENIED - The file is read-only.
- other - An error occurred when operating on the disk.
-
---*/
{
EFI_STATUS Status;
FAT_IFILE *IFile;
@@ -373,6 +341,21 @@
return Status;
}
+/**
+
+ Get the file info.
+
+ @param FHand - The handle of the file.
+ @param BufferSize - Size of Buffer.
+ @param Buffer - Buffer containing read data.
+
+
+ @retval EFI_SUCCESS - Get the file info successfully.
+ @retval EFI_DEVICE_ERROR - Can not find the OFile for the file.
+ @retval EFI_VOLUME_CORRUPTED - The file type of open file is error.
+ @return other - An error occurred when operation the disk.
+
+**/
EFI_STATUS
EFIAPI
FatRead (
@@ -380,59 +363,50 @@
IN OUT UINTN *BufferSize,
OUT VOID *Buffer
)
-/*++
-
-Routine Description:
-
- Get the file info.
-
-Arguments:
-
- FHand - The handle of the file.
- BufferSize - Size of Buffer.
- Buffer - Buffer containing read data.
-
-Returns:
-
- EFI_SUCCESS - Get the file info successfully.
- EFI_DEVICE_ERROR - Can not find the OFile for the file.
- EFI_VOLUME_CORRUPTED - The file type of open file is error.
- other - An error occurred when operation the disk.
-
---*/
{
return FatIFileAccess (FHand, ReadData, BufferSize, Buffer, NULL);
}
+/**
+
+ Get the file info.
+
+ @param FHand - The handle of the file.
+ @param Token - A pointer to the token associated with the transaction.
+
+ @retval EFI_SUCCESS - Get the file info successfully.
+ @retval EFI_DEVICE_ERROR - Can not find the OFile for the file.
+ @retval EFI_VOLUME_CORRUPTED - The file type of open file is error.
+ @return other - An error occurred when operation the disk.
+
+**/
EFI_STATUS
EFIAPI
FatReadEx (
IN EFI_FILE_PROTOCOL *FHand,
IN OUT EFI_FILE_IO_TOKEN *Token
)
-/*++
-
-Routine Description:
-
- Get the file info.
-
-Arguments:
-
- FHand - The handle of the file.
- Token - A pointer to the token associated with the transaction.
-
-Returns:
-
- EFI_SUCCESS - Get the file info successfully.
- EFI_DEVICE_ERROR - Can not find the OFile for the file.
- EFI_VOLUME_CORRUPTED - The file type of open file is error.
- other - An error occurred when operation the disk.
-
---*/
{
return FatIFileAccess (FHand, ReadData, &Token->BufferSize, Token->Buffer, Token);
}
+/**
+
+ Write the content of buffer into files.
+
+ @param FHand - The handle of the file.
+ @param BufferSize - Size of Buffer.
+ @param Buffer - Buffer containing write data.
+
+ @retval EFI_SUCCESS - Set the file info successfully.
+ @retval EFI_WRITE_PROTECTED - The disk is write protect.
+ @retval EFI_ACCESS_DENIED - The file is read-only.
+ @retval EFI_DEVICE_ERROR - The OFile is not valid.
+ @retval EFI_UNSUPPORTED - The open file is not a file.
+ - The writing file size is larger than 4GB.
+ @return other - An error occurred when operation the disk.
+
+**/
EFI_STATUS
EFIAPI
FatWrite (
@@ -440,62 +414,49 @@
IN OUT UINTN *BufferSize,
IN VOID *Buffer
)
-/*++
-
-Routine Description:
-
- Write the content of buffer into files.
-
-Arguments:
-
- FHand - The handle of the file.
- BufferSize - Size of Buffer.
- Buffer - Buffer containing write data.
-
-Returns:
-
- EFI_SUCCESS - Set the file info successfully.
- EFI_WRITE_PROTECTED - The disk is write protect.
- EFI_ACCESS_DENIED - The file is read-only.
- EFI_DEVICE_ERROR - The OFile is not valid.
- EFI_UNSUPPORTED - The open file is not a file.
- - The writing file size is larger than 4GB.
- other - An error occurred when operation the disk.
-
---*/
{
return FatIFileAccess (FHand, WriteData, BufferSize, Buffer, NULL);
}
+/**
+
+ Get the file info.
+
+ @param FHand - The handle of the file.
+ @param Token - A pointer to the token associated with the transaction.
+
+ @retval EFI_SUCCESS - Get the file info successfully.
+ @retval EFI_DEVICE_ERROR - Can not find the OFile for the file.
+ @retval EFI_VOLUME_CORRUPTED - The file type of open file is error.
+ @return other - An error occurred when operation the disk.
+
+**/
EFI_STATUS
EFIAPI
FatWriteEx (
IN EFI_FILE_PROTOCOL *FHand,
IN OUT EFI_FILE_IO_TOKEN *Token
)
-/*++
-
-Routine Description:
-
- Get the file info.
-
-Arguments:
-
- FHand - The handle of the file.
- Token - A pointer to the token associated with the transaction.
-
-Returns:
-
- EFI_SUCCESS - Get the file info successfully.
- EFI_DEVICE_ERROR - Can not find the OFile for the file.
- EFI_VOLUME_CORRUPTED - The file type of open file is error.
- other - An error occurred when operation the disk.
-
---*/
{
return FatIFileAccess (FHand, WriteData, &Token->BufferSize, Token->Buffer, Token);
}
+/**
+
+ This function reads data from a file or writes data to a file.
+ It uses OFile->PosRem to determine how much data can be accessed in one time.
+
+ @param OFile - The open file.
+ @param IoMode - Indicate whether the access mode is reading or writing.
+ @param Position - The position where data will be accessed.
+ @param DataBufferSize - Size of Buffer.
+ @param UserBuffer - Buffer containing data.
+ @param Task point to task instance.
+
+ @retval EFI_SUCCESS - Access the data successfully.
+ @return other - An error occurred when operating on the disk.
+
+**/
EFI_STATUS
FatAccessOFile (
IN FAT_OFILE *OFile,
@@ -505,27 +466,6 @@
IN OUT UINT8 *UserBuffer,
IN FAT_TASK *Task
)
-/*++
-
-Routine Description:
-
- This function reads data from a file or writes data to a file.
- It uses OFile->PosRem to determine how much data can be accessed in one time.
-
-Arguments:
-
- OFile - The open file.
- IoMode - Indicate whether the access mode is reading or writing.
- Position - The position where data will be accessed.
- DataBufferSize - Size of Buffer.
- UserBuffer - Buffer containing data.
-
-Returns:
-
- EFI_SUCCESS - Access the data successfully.
- other - An error occurred when operating on the disk.
-
---*/
{
FAT_VOLUME *Volume;
UINTN Len;
@@ -579,28 +519,22 @@
return Status;
}
+/**
+
+ Expand OFile by appending zero bytes at the end of OFile.
+
+ @param OFile - The open file.
+ @param ExpandedSize - The number of zero bytes appended at the end of the file.
+
+ @retval EFI_SUCCESS - The file is expanded successfully.
+ @return other - An error occurred when expanding file.
+
+**/
EFI_STATUS
FatExpandOFile (
IN FAT_OFILE *OFile,
IN UINT64 ExpandedSize
)
-/*++
-
-Routine Description:
-
- Expand OFile by appending zero bytes at the end of OFile.
-
-Arguments:
-
- OFile - The open file.
- ExpandedSize - The number of zero bytes appended at the end of the file.
-
-Returns:
-
- EFI_SUCCESS - The file is expanded successfully.
- other - An error occurred when expanding file.
-
---*/
{
EFI_STATUS Status;
UINTN WritePos;
@@ -614,29 +548,23 @@
return Status;
}
+/**
+
+ Write zero pool from the WritePos to the end of OFile.
+
+ @param OFile - The open file to write zero pool.
+ @param WritePos - The number of zero bytes written.
+
+ @retval EFI_SUCCESS - Write the zero pool successfully.
+ @retval EFI_OUT_OF_RESOURCES - Not enough memory to perform the operation.
+ @return other - An error occurred when writing disk.
+
+**/
EFI_STATUS
FatWriteZeroPool (
IN FAT_OFILE *OFile,
IN UINTN WritePos
)
-/*++
-
-Routine Description:
-
- Write zero pool from the WritePos to the end of OFile.
-
-Arguments:
-
- OFile - The open file to write zero pool.
- WritePos - The number of zero bytes written.
-
-Returns:
-
- EFI_SUCCESS - Write the zero pool successfully.
- EFI_OUT_OF_RESOURCES - Not enough memory to perform the operation.
- other - An error occurred when writing disk.
-
---*/
{
EFI_STATUS Status;
VOID *ZeroBuffer;
@@ -676,28 +604,22 @@
return Status;
}
+/**
+
+ Truncate the OFile to smaller file size.
+
+ @param OFile - The open file.
+ @param TruncatedSize - The new file size.
+
+ @retval EFI_SUCCESS - The file is truncated successfully.
+ @return other - An error occurred when truncating file.
+
+**/
EFI_STATUS
FatTruncateOFile (
IN FAT_OFILE *OFile,
IN UINTN TruncatedSize
)
-/*++
-
-Routine Description:
-
- Truncate the OFile to smaller file size.
-
-Arguments:
-
- OFile - The open file.
- TruncatedSize - The new file size.
-
-Returns:
-
- EFI_SUCCESS - The file is truncated successfully.
- other - An error occurred when truncating file.
-
---*/
{
OFile->FileSize = TruncatedSize;
return FatShrinkEof (OFile);
diff --git a/FatPkg/EnhancedFatDxe/UnicodeCollation.c b/FatPkg/EnhancedFatDxe/UnicodeCollation.c
index 61b9aab..b240a93 100644
--- a/FatPkg/EnhancedFatDxe/UnicodeCollation.c
+++ b/FatPkg/EnhancedFatDxe/UnicodeCollation.c
@@ -189,9 +189,8 @@
/**
Uppercase a string.
- @param Str The string which will be upper-cased.
+ @param String The string which will be upper-cased.
- @return None.
**/
VOID
@@ -209,9 +208,8 @@
/**
Lowercase a string
- @param Str The string which will be lower-cased.
+ @param String The string which will be lower-cased.
- @return None
**/
VOID