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94 lines
2.5 KiB
94 lines
2.5 KiB
4 years ago
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/** @file
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EFI_FILE_PROTOCOL wrappers for other items (Like Environment Variables, StdIn, StdOut, StdErr, etc...)
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Copyright (c) 2009 - 2010, Intel Corporation. All rights reserved.<BR>
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This program and the accompanying materials
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are licensed and made available under the terms and conditions of the BSD License
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which accompanies this distribution. The full text of the license may be found at
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http://opensource.org/licenses/bsd-license.php
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THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
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WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
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**/
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#ifndef _SHELL_FILE_HANDLE_WRAPPERS_HEADER_
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#define _SHELL_FILE_HANDLE_WRAPPERS_HEADER_
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typedef struct {
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LIST_ENTRY Link;
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CHAR16* Buffer;
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} SHELL_LINE_LIST;
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typedef struct {
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UINTN LogCount;
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SHELL_LINE_LIST *Log;
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} SHELL_LINE_LOG;
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///
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/// FILE sytle interfaces for StdIn.
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///
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extern EFI_FILE_PROTOCOL FileInterfaceStdIn;
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///
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/// FILE sytle interfaces for StdOut.
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///
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extern EFI_FILE_PROTOCOL FileInterfaceStdOut;
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///
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/// FILE sytle interfaces for StdErr.
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///
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extern EFI_FILE_PROTOCOL FileInterfaceStdErr;
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///
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/// FILE style interface for NUL file.
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///
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extern EFI_FILE_PROTOCOL FileInterfaceNulFile;
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/**
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Creates a EFI_FILE_PROTOCOL (almost) object for using to access
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environment variables through file operations.
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@param EnvName The name of the Environment Variable to be operated on.
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@retval NULL Memory could not be allocated.
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@return other a pointer to an EFI_FILE_PROTOCOL structure
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**/
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EFI_FILE_PROTOCOL*
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CreateFileInterfaceEnv(
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CONST CHAR16 *EnvName
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);
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/**
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Creates a EFI_FILE_PROTOCOL (almost) object for using to access
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a file entirely in memory through file operations.
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@param[in] Unicode TRUE if the data is UNICODE, FALSE otherwise.
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@retval NULL Memory could not be allocated.
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@return other a pointer to an EFI_FILE_PROTOCOL structure
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**/
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EFI_FILE_PROTOCOL*
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CreateFileInterfaceMem(
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IN CONST BOOLEAN Unicode
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);
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/**
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Creates a EFI_FILE_PROTOCOL (almost) object for using to access
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a file entirely with unicode awareness through file operations.
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@param[in] Template The pointer to the handle to start with.
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@param[in] Unicode TRUE if the data is UNICODE, FALSE otherwise.
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@retval NULL Memory could not be allocated.
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@return other a pointer to an EFI_FILE_PROTOCOL structure
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**/
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EFI_FILE_PROTOCOL*
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CreateFileInterfaceFile(
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IN CONST EFI_FILE_PROTOCOL *Template,
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IN CONST BOOLEAN Unicode
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);
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#endif //_SHELL_FILE_HANDLE_WRAPPERS_HEADER_
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