+/**\r
+ Set a files current position\r
+\r
+ @param This Protocol instance pointer.\r
+ @param Position Byte position from the start of the file.\r
+\r
+ @retval EFI_SUCCESS Data was written.\r
+ @retval EFI_UNSUPPORTED Seek request for non-zero is not valid on open.\r
+\r
+**/\r
+EFI_STATUS\r
+EFIAPI\r
+FileInterfaceFileSetPosition(\r
+ IN EFI_FILE_PROTOCOL *This,\r
+ IN UINT64 Position\r
+ )\r
+{\r
+ return ((EFI_FILE_PROTOCOL_FILE*)This)->Orig->SetPosition(((EFI_FILE_PROTOCOL_FILE*)This)->Orig, Position);\r
+}\r
+\r
+/**\r
+ Get a file's current position\r
+\r
+ @param This Protocol instance pointer.\r
+ @param Position Byte position from the start of the file.\r
+\r
+ @retval EFI_SUCCESS Data was written.\r
+ @retval EFI_UNSUPPORTED Seek request for non-zero is not valid on open..\r
+\r
+**/\r
+EFI_STATUS\r
+EFIAPI\r
+FileInterfaceFileGetPosition(\r
+ IN EFI_FILE_PROTOCOL *This,\r
+ OUT UINT64 *Position\r
+ )\r
+{\r
+ return ((EFI_FILE_PROTOCOL_FILE*)This)->Orig->GetPosition(((EFI_FILE_PROTOCOL_FILE*)This)->Orig, Position);\r
+}\r
+\r
+/**\r
+ Get information about a file.\r
+\r
+ @param This Protocol instance pointer.\r
+ @param InformationType Type of information to return in Buffer.\r
+ @param BufferSize On input size of buffer, on output amount of data in buffer.\r
+ @param Buffer The buffer to return data.\r
+\r
+ @retval EFI_SUCCESS Data was returned.\r
+ @retval EFI_UNSUPPORT InformationType is not supported.\r
+ @retval EFI_NO_MEDIA The device has no media.\r
+ @retval EFI_DEVICE_ERROR The device reported an error.\r
+ @retval EFI_VOLUME_CORRUPTED The file system structures are corrupted.\r
+ @retval EFI_WRITE_PROTECTED The device is write protected.\r
+ @retval EFI_ACCESS_DENIED The file was open for read only.\r
+ @retval EFI_BUFFER_TOO_SMALL Buffer was too small; required size returned in BufferSize.\r
+\r
+**/\r
+EFI_STATUS\r
+EFIAPI\r
+FileInterfaceFileGetInfo(\r
+ IN EFI_FILE_PROTOCOL *This,\r
+ IN EFI_GUID *InformationType,\r
+ IN OUT UINTN *BufferSize,\r
+ OUT VOID *Buffer\r
+ )\r
+{\r
+ return ((EFI_FILE_PROTOCOL_FILE*)This)->Orig->GetInfo(((EFI_FILE_PROTOCOL_FILE*)This)->Orig, InformationType, BufferSize, Buffer);\r
+}\r
+\r
+/**\r
+ Set information about a file\r
+\r
+ @param This Protocol instance pointer.\r
+ @param InformationType Type of information in Buffer.\r
+ @param BufferSize Size of buffer.\r
+ @param Buffer The data to write.\r
+\r
+ @retval EFI_SUCCESS Data was returned.\r
+ @retval EFI_UNSUPPORT InformationType is not supported.\r
+ @retval EFI_NO_MEDIA The device has no media.\r
+ @retval EFI_DEVICE_ERROR The device reported an error.\r
+ @retval EFI_VOLUME_CORRUPTED The file system structures are corrupted.\r
+ @retval EFI_WRITE_PROTECTED The device is write protected.\r
+ @retval EFI_ACCESS_DENIED The file was open for read only.\r
+\r
+**/\r
+EFI_STATUS\r
+EFIAPI\r
+FileInterfaceFileSetInfo(\r
+ IN EFI_FILE_PROTOCOL *This,\r
+ IN EFI_GUID *InformationType,\r
+ IN UINTN BufferSize,\r
+ IN VOID *Buffer\r
+ )\r
+{\r
+ return ((EFI_FILE_PROTOCOL_FILE*)This)->Orig->SetInfo(((EFI_FILE_PROTOCOL_FILE*)This)->Orig, InformationType, BufferSize, Buffer);\r
+}\r
+\r
+/**\r
+ Flush data back for the file handle.\r
+\r
+ @param This Protocol instance pointer.\r
+\r
+ @retval EFI_SUCCESS Data was written.\r
+ @retval EFI_UNSUPPORT Writes to Open directory are not supported.\r
+ @retval EFI_NO_MEDIA The device has no media.\r
+ @retval EFI_DEVICE_ERROR The device reported an error.\r
+ @retval EFI_VOLUME_CORRUPTED The file system structures are corrupted.\r
+ @retval EFI_WRITE_PROTECTED The device is write protected.\r
+ @retval EFI_ACCESS_DENIED The file was open for read only.\r
+ @retval EFI_VOLUME_FULL The volume is full.\r
+\r
+**/\r
+EFI_STATUS\r
+EFIAPI\r
+FileInterfaceFileFlush(\r
+ IN EFI_FILE_PROTOCOL *This\r
+ )\r
+{\r
+ return ((EFI_FILE_PROTOCOL_FILE*)This)->Orig->Flush(((EFI_FILE_PROTOCOL_FILE*)This)->Orig);\r
+}\r
+\r
+/**\r
+ Read data from the file.\r
+\r
+ @param This Protocol instance pointer.\r
+ @param BufferSize On input size of buffer, on output amount of data in buffer.\r
+ @param Buffer The buffer in which data is read.\r
+\r
+ @retval EFI_SUCCESS Data was read.\r
+ @retval EFI_NO_MEDIA The device has no media.\r
+ @retval EFI_DEVICE_ERROR The device reported an error.\r
+ @retval EFI_VOLUME_CORRUPTED The file system structures are corrupted.\r
+ @retval EFI_BUFFER_TO_SMALL BufferSize is too small. BufferSize contains required size.\r
+\r
+**/\r
+EFI_STATUS\r
+EFIAPI\r
+FileInterfaceFileRead(\r
+ IN EFI_FILE_PROTOCOL *This,\r
+ IN OUT UINTN *BufferSize,\r
+ OUT VOID *Buffer\r
+ )\r
+{\r
+ CHAR8 *AsciiStrBuffer;\r
+ CHAR16 *UscStrBuffer;\r
+ UINTN Size;\r
+ UINTN CharNum;\r
+ EFI_STATUS Status;\r
+ if (((EFI_FILE_PROTOCOL_FILE*)This)->Unicode) {\r
+ //\r
+ // Unicode\r
+ //\r
+ return (((EFI_FILE_PROTOCOL_FILE*)This)->Orig->Read(((EFI_FILE_PROTOCOL_FILE*)This)->Orig, BufferSize, Buffer));\r
+ } else {\r
+ //\r
+ // Ascii\r
+ //\r
+ Size = (*BufferSize) / sizeof(CHAR16);\r
+ AsciiStrBuffer = AllocateZeroPool(Size + sizeof(CHAR8));\r
+ if (AsciiStrBuffer == NULL) {\r
+ return EFI_OUT_OF_RESOURCES;\r
+ }\r
+ UscStrBuffer = AllocateZeroPool(*BufferSize + sizeof(CHAR16));\r
+ if (UscStrBuffer== NULL) {\r
+ SHELL_FREE_NON_NULL(AsciiStrBuffer);\r
+ return EFI_OUT_OF_RESOURCES;\r
+ }\r
+ Status = (((EFI_FILE_PROTOCOL_FILE*)This)->Orig->Read(((EFI_FILE_PROTOCOL_FILE*)This)->Orig, &Size, AsciiStrBuffer));\r
+ if (!EFI_ERROR(Status)) {\r
+ CharNum = UnicodeSPrint(UscStrBuffer, *BufferSize + sizeof(CHAR16), L"%a", AsciiStrBuffer);\r
+ if (CharNum == Size) {\r
+ CopyMem (Buffer, UscStrBuffer, *BufferSize);\r
+ } else {\r
+ Status = EFI_UNSUPPORTED;\r
+ }\r
+ }\r
+ SHELL_FREE_NON_NULL(AsciiStrBuffer);\r
+ SHELL_FREE_NON_NULL(UscStrBuffer);\r
+ return (Status);\r
+ }\r
+}\r
+\r
+/**\r
+ Opens a new file relative to the source file's location.\r
+\r
+ @param[in] This The protocol instance pointer.\r
+ @param[out] NewHandle Returns File Handle for FileName.\r
+ @param[in] FileName Null terminated string. "\", ".", and ".." are supported.\r
+ @param[in] OpenMode Open mode for file.\r
+ @param[in] Attributes Only used for EFI_FILE_MODE_CREATE.\r
+\r
+ @retval EFI_SUCCESS The device was opened.\r
+ @retval EFI_NOT_FOUND The specified file could not be found on the device.\r
+ @retval EFI_NO_MEDIA The device has no media.\r
+ @retval EFI_MEDIA_CHANGED The media has changed.\r
+ @retval EFI_DEVICE_ERROR The device reported an error.\r
+ @retval EFI_VOLUME_CORRUPTED The file system structures are corrupted.\r
+ @retval EFI_ACCESS_DENIED The service denied access to the file.\r
+ @retval EFI_OUT_OF_RESOURCES The volume was not opened due to lack of resources.\r
+ @retval EFI_VOLUME_FULL The volume is full.\r
+**/\r
+EFI_STATUS\r
+EFIAPI\r
+FileInterfaceFileOpen (\r
+ IN EFI_FILE_PROTOCOL *This,\r
+ OUT EFI_FILE_PROTOCOL **NewHandle,\r
+ IN CHAR16 *FileName,\r
+ IN UINT64 OpenMode,\r
+ IN UINT64 Attributes\r
+ )\r
+{\r
+ return ((EFI_FILE_PROTOCOL_FILE*)This)->Orig->Open(((EFI_FILE_PROTOCOL_FILE*)This)->Orig, NewHandle, FileName, OpenMode, Attributes);\r
+}\r
+\r
+/**\r
+ Close and delete the file handle.\r
+\r
+ @param This Protocol instance pointer.\r
+\r
+ @retval EFI_SUCCESS The device was opened.\r
+ @retval EFI_WARN_DELETE_FAILURE The handle was closed but the file was not deleted.\r
+\r
+**/\r
+EFI_STATUS\r
+EFIAPI\r
+FileInterfaceFileDelete(\r
+ IN EFI_FILE_PROTOCOL *This\r
+ )\r
+{\r
+ EFI_STATUS Status;\r
+ Status = ((EFI_FILE_PROTOCOL_FILE*)This)->Orig->Delete(((EFI_FILE_PROTOCOL_FILE*)This)->Orig);\r
+ FreePool(This);\r
+ return (Status);\r
+}\r
+\r