/*++\r
\r
-Copyright (c) 2005 - 2009, Intel Corporation\r
-All rights reserved. This program and the accompanying materials are licensed and made available\r
+Copyright (c) 2005 - 2013, Intel Corporation. All rights reserved.<BR>\r
+This program and the accompanying materials are licensed and made available\r
under the terms and conditions of the BSD License which accompanies this\r
distribution. The full text of the license may be found at\r
http://opensource.org/licenses/bsd-license.php\r
#include <Guid/FileSystemVolumeLabelInfo.h>\r
#include <Protocol/BlockIo.h>\r
#include <Protocol/DiskIo.h>\r
+#include <Protocol/DiskIo2.h>\r
#include <Protocol/SimpleFileSystem.h>\r
#include <Protocol/UnicodeCollation.h>\r
\r
#define FAT_ODIR_SIGNATURE SIGNATURE_32 ('f', 'a', 't', 'd')\r
#define FAT_DIRENT_SIGNATURE SIGNATURE_32 ('f', 'a', 't', 'e')\r
#define FAT_OFILE_SIGNATURE SIGNATURE_32 ('f', 'a', 't', 'o')\r
+#define FAT_TASK_SIGNATURE SIGNATURE_32 ('f', 'a', 't', 'T')\r
+#define FAT_SUBTASK_SIGNATURE SIGNATURE_32 ('f', 'a', 't', 'S')\r
\r
#define ASSERT_VOLUME_LOCKED(a) ASSERT_LOCKED (&FatFsLock)\r
\r
UINT64 Position;\r
BOOLEAN ReadOnly;\r
struct _FAT_OFILE *OFile;\r
- LIST_ENTRY Link;\r
+ LIST_ENTRY Tasks; // List of all FAT_TASKs\r
+ LIST_ENTRY Link; // Link to other IFiles\r
} FAT_IFILE;\r
\r
+typedef struct {\r
+ UINTN Signature;\r
+ EFI_FILE_IO_TOKEN *FileIoToken;\r
+ FAT_IFILE *IFile;\r
+ LIST_ENTRY Subtasks; // List of all FAT_SUBTASKs\r
+ LIST_ENTRY Link; // Link to other FAT_TASKs\r
+} FAT_TASK;\r
+\r
+typedef struct {\r
+ UINTN Signature;\r
+ EFI_DISK_IO2_TOKEN DiskIo2Token;\r
+ FAT_TASK *Task;\r
+ BOOLEAN Write;\r
+ UINT64 Offset;\r
+ VOID *Buffer;\r
+ UINTN BufferSize;\r
+ LIST_ENTRY Link;\r
+} FAT_SUBTASK;\r
+\r
//\r
// FAT_OFILE - Each opened file\r
//\r
//\r
EFI_BLOCK_IO_PROTOCOL *BlockIo;\r
EFI_DISK_IO_PROTOCOL *DiskIo;\r
+ EFI_DISK_IO2_PROTOCOL *DiskIo2;\r
UINT32 MediaId;\r
BOOLEAN ReadOnly;\r
\r
--*/\r
;\r
\r
+EFI_STATUS\r
+EFIAPI\r
+FatOpenEx (\r
+ IN EFI_FILE_PROTOCOL *FHand,\r
+ OUT EFI_FILE_PROTOCOL **NewHandle,\r
+ IN CHAR16 *FileName,\r
+ IN UINT64 OpenMode,\r
+ IN UINT64 Attributes,\r
+ IN OUT EFI_FILE_IO_TOKEN *Token\r
+ )\r
+/*++\r
+Routine Description:\r
+\r
+ Implements OpenEx() of Simple File System Protocol.\r
+\r
+Arguments:\r
+\r
+ FHand - File handle of the file serves as a starting reference point.\r
+ NewHandle - Handle of the file that is newly opened.\r
+ FileName - File name relative to FHand.\r
+ OpenMode - Open mode.\r
+ Attributes - Attributes to set if the file is created.\r
+ Token - A pointer to the token associated with the transaction.\r
+\r
+Returns:\r
+\r
+ EFI_INVALID_PARAMETER - The FileName is NULL or the file string is empty.\r
+ The OpenMode is not supported.\r
+ The Attributes is not the valid attributes.\r
+ EFI_OUT_OF_RESOURCES - Can not allocate the memory for file string.\r
+ EFI_SUCCESS - Open the file successfully.\r
+ Others - The status of open file.\r
+\r
+--*/\r
+;\r
+\r
EFI_STATUS\r
EFIAPI\r
FatGetPosition (\r
--*/\r
;\r
\r
+EFI_STATUS\r
+EFIAPI\r
+FatFlushEx (\r
+ IN EFI_FILE_PROTOCOL *FHand,\r
+ IN EFI_FILE_IO_TOKEN *Token\r
+ )\r
+/*++\r
+\r
+Routine Description:\r
+\r
+ Flushes all data associated with the file handle.\r
+\r
+Arguments:\r
+\r
+ FHand - Handle to file to flush.\r
+ Token - A pointer to the token associated with the transaction.\r
+\r
+Returns:\r
+\r
+ EFI_SUCCESS - Flushed the file successfully.\r
+ EFI_WRITE_PROTECTED - The volume is read only.\r
+ EFI_ACCESS_DENIED - The file is read only.\r
+ Others - Flushing of the file failed.\r
+\r
+--*/\r
+;\r
+\r
EFI_STATUS\r
EFIAPI\r
FatClose (\r
--*/\r
;\r
\r
+EFI_STATUS\r
+EFIAPI\r
+FatReadEx (\r
+ IN EFI_FILE_PROTOCOL *FHand,\r
+ IN OUT EFI_FILE_IO_TOKEN *Token\r
+ )\r
+/*++\r
+\r
+Routine Description:\r
+\r
+ Get the file info.\r
+\r
+Arguments:\r
+\r
+ FHand - The handle of the file.\r
+ Token - A pointer to the token associated with the transaction.\r
+\r
+Returns:\r
+\r
+ EFI_SUCCESS - Get the file info successfully.\r
+ EFI_DEVICE_ERROR - Can not find the OFile for the file.\r
+ EFI_VOLUME_CORRUPTED - The file type of open file is error.\r
+ other - An error occurred when operation the disk.\r
+\r
+--*/\r
+;\r
+\r
EFI_STATUS\r
EFIAPI\r
FatWrite (\r
--*/\r
;\r
\r
+EFI_STATUS\r
+EFIAPI\r
+FatWriteEx (\r
+ IN EFI_FILE_PROTOCOL *FHand,\r
+ IN OUT EFI_FILE_IO_TOKEN *Token\r
+ )\r
+/*++\r
+\r
+Routine Description:\r
+\r
+ Get the file info.\r
+\r
+Arguments:\r
+\r
+ FHand - The handle of the file.\r
+ Token - A pointer to the token associated with the transaction.\r
+\r
+Returns:\r
+\r
+ EFI_SUCCESS - Get the file info successfully.\r
+ EFI_DEVICE_ERROR - Can not find the OFile for the file.\r
+ EFI_VOLUME_CORRUPTED - The file type of open file is error.\r
+ other - An error occurred when operation the disk.\r
+\r
+--*/\r
+;\r
+\r
//\r
// DiskCache.c\r
//\r
IN IO_MODE IoMode,\r
IN UINT64 Offset,\r
IN UINTN BufferSize,\r
- IN OUT UINT8 *Buffer\r
+ IN OUT UINT8 *Buffer,\r
+ IN FAT_TASK *Task\r
);\r
\r
EFI_STATUS\r
FatVolumeFlushCache (\r
- IN FAT_VOLUME *Volume\r
+ IN FAT_VOLUME *Volume,\r
+ IN FAT_TASK *Task\r
);\r
\r
//\r
FatCleanupVolume (\r
IN FAT_VOLUME *Volume,\r
IN FAT_OFILE *OFile,\r
- IN EFI_STATUS EfiStatus\r
+ IN EFI_STATUS EfiStatus,\r
+ IN FAT_TASK *Task\r
);\r
\r
//\r
FatAllocateVolume (\r
IN EFI_HANDLE Handle,\r
IN EFI_DISK_IO_PROTOCOL *DiskIo,\r
+ IN EFI_DISK_IO2_PROTOCOL *DiskIo2,\r
IN EFI_BLOCK_IO_PROTOCOL *BlockIo\r
);\r
\r
//\r
// Misc.c\r
//\r
+FAT_TASK *\r
+FatCreateTask (\r
+ FAT_IFILE *IFile,\r
+ EFI_FILE_IO_TOKEN *Token\r
+ );\r
+\r
+VOID\r
+FatDestroyTask (\r
+ FAT_TASK *Task\r
+ );\r
+\r
+VOID\r
+FatWaitNonblockingTask (\r
+ FAT_IFILE *IFile\r
+ );\r
+\r
+LIST_ENTRY *\r
+FatDestroySubtask (\r
+ FAT_SUBTASK *Subtask\r
+ );\r
+\r
+EFI_STATUS\r
+FatQueueTask (\r
+ IN FAT_IFILE *IFile,\r
+ IN FAT_TASK *Task\r
+ );\r
+\r
EFI_STATUS\r
FatAccessVolumeDirty (\r
IN FAT_VOLUME *Volume,\r
IN IO_MODE IoMode,\r
IN UINT64 Offset,\r
IN UINTN BufferSize,\r
- IN OUT VOID *Buffer\r
+ IN OUT VOID *Buffer,\r
+ IN FAT_TASK *Task\r
);\r
\r
VOID\r
VOID\r
);\r
\r
-BOOLEAN\r
-FatIsLocked (\r
+EFI_STATUS\r
+FatAcquireLockOrFail (\r
VOID\r
);\r
\r
IN IO_MODE IoMode,\r
IN UINTN Position,\r
IN UINTN *DataBufferSize,\r
- IN UINT8 *UserBuffer\r
+ IN UINT8 *UserBuffer,\r
+ IN FAT_TASK *Task\r
);\r
\r
EFI_STATUS\r
\r
VOID\r
FatGetFileNameViaCaseFlag (\r
- IN FAT_DIRENT *DirEnt,\r
- OUT CHAR16 *FileString\r
+ IN FAT_DIRENT *DirEnt,\r
+ IN OUT CHAR16 *FileString,\r
+ IN UINTN FileStringMax\r
);\r
\r
UINT8\r
extern EFI_COMPONENT_NAME_PROTOCOL gFatComponentName;\r
extern EFI_COMPONENT_NAME2_PROTOCOL gFatComponentName2;\r
extern EFI_LOCK FatFsLock;\r
+extern EFI_LOCK FatTaskLock;\r
extern EFI_FILE_PROTOCOL FatFileInterface;\r
\r
#endif\r
projects / mirror_edk2.git / blobdiff