1 | /** @file
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2 | Provides a GUID and a data structure that can be used with EFI_FILE_PROTOCOL.SetInfo()
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3 | and EFI_FILE_PROTOCOL.GetInfo() to set or get generic file information.
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4 | This GUID is defined in UEFI specification.
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5 |
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6 | Copyright (c) 2006 - 2018, Intel Corporation. All rights reserved.<BR>
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7 | SPDX-License-Identifier: BSD-2-Clause-Patent
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8 |
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9 | **/
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10 |
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11 | #ifndef __FILE_INFO_H__
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12 | #define __FILE_INFO_H__
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13 |
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14 | #define EFI_FILE_INFO_ID \
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15 | { \
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16 | 0x9576e92, 0x6d3f, 0x11d2, {0x8e, 0x39, 0x0, 0xa0, 0xc9, 0x69, 0x72, 0x3b } \
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17 | }
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18 |
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19 | typedef struct {
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20 | ///
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21 | /// The size of the EFI_FILE_INFO structure, including the Null-terminated FileName string.
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22 | ///
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23 | UINT64 Size;
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24 | ///
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25 | /// The size of the file in bytes.
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26 | ///
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27 | UINT64 FileSize;
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28 | ///
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29 | /// PhysicalSize The amount of physical space the file consumes on the file system volume.
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30 | ///
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31 | UINT64 PhysicalSize;
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32 | ///
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33 | /// The time the file was created.
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34 | ///
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35 | EFI_TIME CreateTime;
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36 | ///
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37 | /// The time when the file was last accessed.
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38 | ///
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39 | EFI_TIME LastAccessTime;
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40 | ///
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41 | /// The time when the file's contents were last modified.
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42 | ///
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43 | EFI_TIME ModificationTime;
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44 | ///
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45 | /// The attribute bits for the file.
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46 | ///
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47 | UINT64 Attribute;
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48 | ///
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49 | /// The Null-terminated name of the file.
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50 | ///
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51 | CHAR16 FileName[1];
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52 | } EFI_FILE_INFO;
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53 |
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54 | ///
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55 | /// The FileName field of the EFI_FILE_INFO data structure is variable length.
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56 | /// Whenever code needs to know the size of the EFI_FILE_INFO data structure, it needs to
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57 | /// be the size of the data structure without the FileName field. The following macro
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58 | /// computes this size correctly no matter how big the FileName array is declared.
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59 | /// This is required to make the EFI_FILE_INFO data structure ANSI compilant.
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60 | ///
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61 | #define SIZE_OF_EFI_FILE_INFO OFFSET_OF (EFI_FILE_INFO, FileName)
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62 |
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63 | extern EFI_GUID gEfiFileInfoGuid;
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64 |
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65 | #endif
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