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Diffstat (limited to 'src/VBox/Devices/EFI/Firmware/MdeModulePkg/Library/FileExplorerLib/FileExplorer.h')
| -rw-r--r-- | src/VBox/Devices/EFI/Firmware/MdeModulePkg/Library/FileExplorerLib/FileExplorer.h | 236 |
1 files changed, 236 insertions, 0 deletions
diff --git a/src/VBox/Devices/EFI/Firmware/MdeModulePkg/Library/FileExplorerLib/FileExplorer.h b/src/VBox/Devices/EFI/Firmware/MdeModulePkg/Library/FileExplorerLib/FileExplorer.h new file mode 100644 index 00000000..1169898f --- /dev/null +++ b/src/VBox/Devices/EFI/Firmware/MdeModulePkg/Library/FileExplorerLib/FileExplorer.h @@ -0,0 +1,236 @@ +/** @file + File explorer lib. + +Copyright (c) 2015 - 2018, Intel Corporation. All rights reserved.<BR> +SPDX-License-Identifier: BSD-2-Clause-Patent +**/ + +#ifndef _FILE_EXPLORER_H_ +#define _FILE_EXPLORER_H_ + +#include <PiDxe.h> +#include <Guid/FileSystemVolumeLabelInfo.h> +#include <Guid/FileInfo.h> +#include <Guid/MdeModuleHii.h> + +#include <Protocol/HiiConfigAccess.h> +#include <Protocol/DevicePath.h> +#include <Protocol/SimpleFileSystem.h> +#include <Protocol/DevicePathToText.h> +#include <Protocol/FormBrowser2.h> + +#include <Library/DebugLib.h> +#include <Library/BaseMemoryLib.h> +#include <Library/UefiBootServicesTableLib.h> +#include <Library/MemoryAllocationLib.h> +#include <Library/BaseLib.h> +#include <Library/UefiLib.h> +#include <Library/DevicePathLib.h> +#include <Library/FileExplorerLib.h> +#include <Library/HiiLib.h> +#include <Library/PrintLib.h> + +#include "FormGuid.h" + +#define FILE_EXPLORER_CALLBACK_DATA_SIGNATURE SIGNATURE_32 ('f', 'e', 'c', 'k') + + +#pragma pack(1) + +/// +/// HII specific Vendor Device Path definition. +/// +typedef struct { + VENDOR_DEVICE_PATH VendorDevicePath; + EFI_DEVICE_PATH_PROTOCOL End; +} HII_VENDOR_DEVICE_PATH; + +#pragma pack() + +typedef struct { + EFI_HANDLE DeviceHandle; + EFI_DEVICE_PATH_PROTOCOL *DevicePath; + EFI_FILE_HANDLE FileHandle; + UINT16 *FileName; + + BOOLEAN IsRoot; + BOOLEAN IsDir; +} FILE_CONTEXT; + +typedef struct { + UINTN Signature; + LIST_ENTRY Link; + UINT16 *DisplayString; + UINT16 *HelpString; + EFI_STRING_ID DisplayStringToken; + EFI_STRING_ID HelpStringToken; + VOID *VariableContext; +} MENU_ENTRY; + +typedef struct { + UINTN Signature; + LIST_ENTRY Head; + UINTN MenuNumber; + BOOLEAN Used; +} MENU_OPTION; + +typedef struct { + // + // Shared callback data. + // + UINTN Signature; + + // + // File explorer formset callback data. + // + EFI_HII_HANDLE FeHiiHandle; + EFI_HANDLE FeDriverHandle; + EFI_HII_CONFIG_ACCESS_PROTOCOL FeConfigAccess; + EFI_FORM_BROWSER2_PROTOCOL *FormBrowser2; + MENU_OPTION *FsOptionMenu; + CHAR16 *FileType; + CHOOSE_HANDLER ChooseHandler; + EFI_DEVICE_PATH_PROTOCOL *RetDevicePath; + +} FILE_EXPLORER_CALLBACK_DATA; + +#define FILE_EXPLORER_PRIVATE_FROM_THIS(a) CR (a, FILE_EXPLORER_CALLBACK_DATA, FeConfigAccess, FILE_EXPLORER_CALLBACK_DATA_SIGNATURE) + +extern UINT8 FileExplorerVfrBin[]; + +#define MENU_OPTION_SIGNATURE SIGNATURE_32 ('m', 'e', 'n', 'u') +#define MENU_ENTRY_SIGNATURE SIGNATURE_32 ('e', 'n', 't', 'r') + +/// +/// Define the maximum characters that will be accepted. +/// +#define MAX_CHAR 480 +#define FILE_OPTION_OFFSET 0x8000 +#define FILE_OPTION_MASK 0x7FFF +#define QUESTION_ID_UPDATE_STEP 200 +#define MAX_FILE_NAME_LEN 20 +#define MAX_FOLDER_NAME_LEN 20 +#define NEW_FILE_QUESTION_ID_BASE 0x5000; +#define NEW_FOLDER_QUESTION_ID_BASE 0x6000; + +/** + This function processes the results of changes in configuration. + When user select a interactive opcode, this callback will be triggered. + Based on the Question(QuestionId) that triggers the callback, the corresponding + actions is performed. It handles: + + 1) the addition of boot option. + 2) the addition of driver option. + 3) exit from file browser + 4) update of file content if a dir is selected. + 5) boot the file if a file is selected in "boot from file" + + + @param This Points to the EFI_HII_CONFIG_ACCESS_PROTOCOL. + @param Action Specifies the type of action taken by the browser. + @param QuestionId A unique value which is sent to the original exporting driver + so that it can identify the type of data to expect. + @param Type The type of value for the question. + @param Value A pointer to the data being sent to the original exporting driver. + @param ActionRequest On return, points to the action requested by the callback function. + + @retval EFI_SUCCESS The callback successfully handled the action. + @retval EFI_OUT_OF_RESOURCES Not enough storage is available to hold the variable and its data. + @retval EFI_DEVICE_ERROR The variable could not be saved. + @retval EFI_UNSUPPORTED The specified Action is not supported by the callback. + +**/ +EFI_STATUS +EFIAPI +LibCallback ( + IN CONST EFI_HII_CONFIG_ACCESS_PROTOCOL *This, + IN EFI_BROWSER_ACTION Action, + IN EFI_QUESTION_ID QuestionId, + IN UINT8 Type, + IN EFI_IFR_TYPE_VALUE *Value, + OUT EFI_BROWSER_ACTION_REQUEST *ActionRequest + ); + + +/** + This function allows a caller to extract the current configuration for one + or more named elements from the target driver. + + + @param This - Points to the EFI_HII_CONFIG_ACCESS_PROTOCOL. + @param Request - A null-terminated Unicode string in <ConfigRequest> format. + @param Progress - On return, points to a character in the Request string. + Points to the string's null terminator if request was successful. + Points to the most recent '&' before the first failing name/value + pair (or the beginning of the string if the failure is in the + first name/value pair) if the request was not successful. + @param Results - A null-terminated Unicode string in <ConfigAltResp> format which + has all values filled in for the names in the Request string. + String to be allocated by the called function. + + @retval EFI_SUCCESS The Results is filled with the requested values. + @retval EFI_OUT_OF_RESOURCES Not enough memory to store the results. + @retval EFI_INVALID_PARAMETER Request is NULL, illegal syntax, or unknown name. + @retval EFI_NOT_FOUND Routing data doesn't match any storage in this driver. + +**/ +EFI_STATUS +EFIAPI +LibExtractConfig ( + IN CONST EFI_HII_CONFIG_ACCESS_PROTOCOL *This, + IN CONST EFI_STRING Request, + OUT EFI_STRING *Progress, + OUT EFI_STRING *Results + ); + +/** + This function processes the results of changes in configuration. + + + @param This - Points to the EFI_HII_CONFIG_ACCESS_PROTOCOL. + @param Configuration - A null-terminated Unicode string in <ConfigResp> format. + @param Progress - A pointer to a string filled in with the offset of the most + recent '&' before the first failing name/value pair (or the + beginning of the string if the failure is in the first + name/value pair) or the terminating NULL if all was successful. + + @retval EFI_SUCCESS The Results is processed successfully. + @retval EFI_INVALID_PARAMETER Configuration is NULL. + @retval EFI_NOT_FOUND Routing data doesn't match any storage in this driver. + +**/ +EFI_STATUS +EFIAPI +LibRouteConfig ( + IN CONST EFI_HII_CONFIG_ACCESS_PROTOCOL *This, + IN CONST EFI_STRING Configuration, + OUT EFI_STRING *Progress + ); + +/** + Update the file explower page with the refershed file system. + + @param KeyValue Key value to identify the type of data to expect. + + @retval EFI_SUCCESS Update the file explorer form success. + @retval other errors Error occur when parse one directory. + +**/ +EFI_STATUS +LibUpdateFileExplorer ( + IN UINT16 KeyValue + ); + + +/** + Get the device path info saved in the menu structure. + + @param KeyValue Key value to identify the type of data to expect. + +**/ +VOID +LibGetDevicePath ( + IN UINT16 KeyValue + ); + +#endif |