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- /** @file
- EFI_FILE_PROTOCOL wrappers for other items (Like Environment Variables, StdIn, StdOut, StdErr, etc...)
- Copyright (c) 2009 - 2010, Intel Corporation. All rights reserved.<BR>
- SPDX-License-Identifier: BSD-2-Clause-Patent
- **/
- #ifndef _SHELL_FILE_HANDLE_WRAPPERS_HEADER_
- #define _SHELL_FILE_HANDLE_WRAPPERS_HEADER_
- typedef struct {
- LIST_ENTRY Link;
- CHAR16 *Buffer;
- } SHELL_LINE_LIST;
- typedef struct {
- UINTN LogCount;
- SHELL_LINE_LIST *Log;
- } SHELL_LINE_LOG;
- ///
- /// FILE styte interfaces for StdIn.
- ///
- extern EFI_FILE_PROTOCOL FileInterfaceStdIn;
- ///
- /// FILE styte interfaces for StdOut.
- ///
- extern EFI_FILE_PROTOCOL FileInterfaceStdOut;
- ///
- /// FILE styte interfaces for StdErr.
- ///
- extern EFI_FILE_PROTOCOL FileInterfaceStdErr;
- ///
- /// FILE style interface for NUL file.
- ///
- extern EFI_FILE_PROTOCOL FileInterfaceNulFile;
- /**
- Creates a EFI_FILE_PROTOCOL (almost) object for using to access
- environment variables through file operations.
- @param EnvName The name of the Environment Variable to be operated on.
- @retval NULL Memory could not be allocated.
- @return other a pointer to an EFI_FILE_PROTOCOL structure
- **/
- EFI_FILE_PROTOCOL *
- CreateFileInterfaceEnv (
- CONST CHAR16 *EnvName
- );
- /**
- Creates a EFI_FILE_PROTOCOL (almost) object for using to access
- a file entirely in memory through file operations.
- @param[in] Unicode TRUE if the data is UNICODE, FALSE otherwise.
- @retval NULL Memory could not be allocated.
- @return other a pointer to an EFI_FILE_PROTOCOL structure
- **/
- EFI_FILE_PROTOCOL *
- CreateFileInterfaceMem (
- IN CONST BOOLEAN Unicode
- );
- /**
- Creates a EFI_FILE_PROTOCOL (almost) object for using to access
- a file entirely with unicode awareness through file operations.
- @param[in] Template The pointer to the handle to start with.
- @param[in] Unicode TRUE if the data is UNICODE, FALSE otherwise.
- @retval NULL Memory could not be allocated.
- @return other a pointer to an EFI_FILE_PROTOCOL structure
- **/
- EFI_FILE_PROTOCOL *
- CreateFileInterfaceFile (
- IN CONST EFI_FILE_PROTOCOL *Template,
- IN CONST BOOLEAN Unicode
- );
- #endif //_SHELL_FILE_HANDLE_WRAPPERS_HEADER_
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