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-rw-r--r--UefiLessonsPkg/HiddenSettings/Data.h17
-rw-r--r--UefiLessonsPkg/HiddenSettings/Form.vfr93
-rw-r--r--UefiLessonsPkg/HiddenSettings/HiddenSettings.c267
-rw-r--r--UefiLessonsPkg/HiddenSettings/HiddenSettings.inf32
-rw-r--r--UefiLessonsPkg/HiddenSettings/Strings.uni28
-rw-r--r--UefiLessonsPkg/ShowHIIext/ShowHIIext.c216
-rw-r--r--UefiLessonsPkg/ShowHIIext/ShowHIIext.inf32
-rw-r--r--UefiLessonsPkg/ShowHIIext/Strings.uni20
-rw-r--r--UefiLessonsPkg/UefiLessonsPkg.dsc2
9 files changed, 707 insertions, 0 deletions
diff --git a/UefiLessonsPkg/HiddenSettings/Data.h b/UefiLessonsPkg/HiddenSettings/Data.h
new file mode 100644
index 0000000..171e406
--- /dev/null
+++ b/UefiLessonsPkg/HiddenSettings/Data.h
@@ -0,0 +1,17 @@
+#ifndef _DATA_H_
+#define _DATA_H_
+
+#define FORMSET_GUID {0x98259761, 0x6b0b, 0x4531, {0xa7, 0x4b, 0x67, 0xaf, 0x5d, 0x8a, 0x81, 0x53}}
+#define DATAPATH_GUID {0x3f3d5b97, 0x48e8, 0x4f4a, {0x85, 0x1e, 0x82, 0xe6, 0x50, 0x93, 0x0a, 0xeb}}
+#define STORAGE_GUID {0x3f5996a7, 0x8b56, 0x472c, {0x95, 0x38, 0x47, 0x5f, 0x77, 0x15, 0x7c, 0x84}}
+#define STORAGE_EFI_GUID {0x01539e15, 0x2a73, 0x4aaf, {0x9d, 0x3e, 0x43, 0x7b, 0xfa, 0xbb, 0x46, 0x66}}
+
+#pragma pack(1)
+typedef struct {
+ UINT8 CheckboxValue;
+ UINT16 NumericValue;
+ UINT8 OneOfValue;
+} VARIABLE_STRUCTURE;
+#pragma pack()
+
+#endif
diff --git a/UefiLessonsPkg/HiddenSettings/Form.vfr b/UefiLessonsPkg/HiddenSettings/Form.vfr
new file mode 100644
index 0000000..1aafddc
--- /dev/null
+++ b/UefiLessonsPkg/HiddenSettings/Form.vfr
@@ -0,0 +1,93 @@
+#include <Uefi/UefiMultiPhase.h>
+#include "Data.h"
+
+formset
+ guid = FORMSET_GUID,
+ title = STRING_TOKEN(FORMSET_TITLE),
+ help = STRING_TOKEN(FORMSET_HELP),
+
+ varstore VARIABLE_STRUCTURE,
+ name = FormData,
+ guid = STORAGE_GUID;
+
+ efivarstore VARIABLE_STRUCTURE,
+ attribute = EFI_VARIABLE_BOOTSERVICE_ACCESS | EFI_VARIABLE_NON_VOLATILE,
+ name = FormEfiData,
+ guid = STORAGE_EFI_GUID;
+
+ defaultstore StandardDefault,
+ prompt = STRING_TOKEN(STANDARD_DEFAULT_PROMPT),
+ attribute = 0x0000;
+
+ form
+ formid = 1,
+ title = STRING_TOKEN(FORMID1_TITLE);
+
+suppressif TRUE;
+ checkbox
+ varid = FormData.CheckboxValue,
+ prompt = STRING_TOKEN(CHECKBOX_PROMPT),
+ help = STRING_TOKEN(CHECKBOX_HELP),
+ default = FALSE, defaultstore = StandardDefault,
+ endcheckbox;
+endif;
+
+suppressif ideqval FormData.CheckboxValue == 0;
+ numeric
+ name = NumericQuestion,
+ varid = FormData.NumericValue,
+ prompt = STRING_TOKEN(NUMERIC_PROMPT),
+ help = STRING_TOKEN(NUMERIC_HELP),
+ flags = NUMERIC_SIZE_2 | DISPLAY_UINT_HEX,
+ minimum = 0,
+ maximum = 10,
+ step = 1,
+ default = 5, defaultstore = StandardDefault,
+ endnumeric;
+
+ oneof
+ name = OneOfQuestion,
+ varid = FormData.OneOfValue,
+ prompt = STRING_TOKEN(ONEOF_PROMPT),
+ help = STRING_TOKEN(ONEOF_HELP),
+ option text = STRING_TOKEN(ONEOF_OPTION1), value = 0x00, flags = 0;
+ option text = STRING_TOKEN(ONEOF_OPTION2), value = 0x33, flags = DEFAULT;
+ option text = STRING_TOKEN(ONEOF_OPTION3), value = 0x55, flags = 0;
+ endoneof;
+endif;
+
+grayoutif TRUE;
+ checkbox
+ varid = FormEfiData.CheckboxValue,
+ prompt = STRING_TOKEN(CHECKBOX_EFI_PROMPT),
+ help = STRING_TOKEN(CHECKBOX_EFI_HELP),
+ default = FALSE, defaultstore = StandardDefault,
+ endcheckbox;
+endif;
+
+grayoutif ideqval FormEfiData.CheckboxValue == 0;
+ numeric
+ name = NumericEfiQuestion,
+ varid = FormEfiData.NumericValue,
+ prompt = STRING_TOKEN(NUMERIC_EFI_PROMPT),
+ help = STRING_TOKEN(NUMERIC_EFI_HELP),
+ flags = NUMERIC_SIZE_2 | DISPLAY_UINT_HEX,
+ minimum = 0,
+ maximum = 10,
+ step = 1,
+ default = 6, defaultstore = StandardDefault,
+ endnumeric;
+
+ oneof
+ name = OneOfEfiQuestion,
+ varid = FormEfiData.OneOfValue,
+ prompt = STRING_TOKEN(ONEOF_EFI_PROMPT),
+ help = STRING_TOKEN(ONEOF_EFI_HELP),
+ option text = STRING_TOKEN(ONEOF_OPTION1), value = 0x00, flags = 0;
+ option text = STRING_TOKEN(ONEOF_OPTION2), value = 0x33, flags = 0;
+ option text = STRING_TOKEN(ONEOF_OPTION3), value = 0x55, flags = DEFAULT;
+ endoneof;
+endif;
+
+ endform;
+endformset;
diff --git a/UefiLessonsPkg/HiddenSettings/HiddenSettings.c b/UefiLessonsPkg/HiddenSettings/HiddenSettings.c
new file mode 100644
index 0000000..58a23d4
--- /dev/null
+++ b/UefiLessonsPkg/HiddenSettings/HiddenSettings.c
@@ -0,0 +1,267 @@
+/*
+ * Copyright (c) 2024, Konstantin Aladyshev <aladyshev22@gmail.com>
+ *
+ * SPDX-License-Identifier: MIT
+ */
+
+#include <Library/BaseMemoryLib.h>
+#include <Library/DevicePathLib.h>
+#include <Library/HiiLib.h>
+#include <Library/MemoryAllocationLib.h>
+#include <Library/PrintLib.h>
+#include <Library/UefiBootServicesTableLib.h>
+#include <Library/UefiHiiServicesLib.h>
+#include <Library/UefiLib.h>
+#include <Library/UefiRuntimeServicesTableLib.h>
+#include <Protocol/HiiConfigAccess.h>
+#include "Data.h"
+
+extern UINT8 FormBin[];
+
+#pragma pack(1)
+typedef struct {
+ VENDOR_DEVICE_PATH VendorDevicePath;
+ EFI_DEVICE_PATH_PROTOCOL End;
+} HII_VENDOR_DEVICE_PATH;
+#pragma pack()
+
+HII_VENDOR_DEVICE_PATH mHiiVendorDevicePath = {
+ {
+ {
+ HARDWARE_DEVICE_PATH,
+ HW_VENDOR_DP,
+ {
+ (UINT8) (sizeof (VENDOR_DEVICE_PATH)),
+ (UINT8) ((sizeof (VENDOR_DEVICE_PATH)) >> 8)
+ }
+ },
+ DATAPATH_GUID
+ },
+ {
+ END_DEVICE_PATH_TYPE,
+ END_ENTIRE_DEVICE_PATH_SUBTYPE,
+ {
+ (UINT8) (END_DEVICE_PATH_LENGTH),
+ (UINT8) ((END_DEVICE_PATH_LENGTH) >> 8)
+ }
+ }
+};
+
+EFI_HII_HANDLE mHiiHandle = NULL;
+EFI_HANDLE mDriverHandle = NULL;
+EFI_HII_CONFIG_ACCESS_PROTOCOL mConfigAccess;
+EFI_GUID StorageGuid = STORAGE_GUID;
+EFI_STRING StorageName = L"FormData";
+
+VARIABLE_STRUCTURE FormStorage;
+
+STATIC
+EFI_STATUS
+EFIAPI
+ExtractConfig (
+ IN CONST EFI_HII_CONFIG_ACCESS_PROTOCOL *This,
+ IN CONST EFI_STRING Request,
+ OUT EFI_STRING *Progress,
+ OUT EFI_STRING *Results
+)
+{
+ BOOLEAN AllocatedRequest = FALSE;
+
+ if (Progress == NULL || Results == NULL) {
+ return EFI_INVALID_PARAMETER;
+ }
+
+ if ((Request != NULL) && !HiiIsConfigHdrMatch(Request, &StorageGuid, StorageName)) {
+ return EFI_NOT_FOUND;
+ }
+
+ EFI_STRING ConfigRequest = Request;
+ if ((Request == NULL) || (StrStr (Request, L"OFFSET") == NULL)) {
+ EFI_STRING ConfigRequestHdr = HiiConstructConfigHdr(&StorageGuid, StorageName, mDriverHandle);
+ UINTN Size = (StrLen(ConfigRequestHdr) + StrLen(L"&OFFSET=0&WIDTH=") + sizeof(UINTN)*2 + 1) * sizeof(CHAR16);
+ ConfigRequest = AllocateZeroPool(Size);
+ AllocatedRequest = TRUE;
+ UnicodeSPrint(ConfigRequest, Size, L"%s&OFFSET=0&WIDTH=%016LX", ConfigRequestHdr, sizeof(VARIABLE_STRUCTURE));
+ FreePool(ConfigRequestHdr);
+ }
+ EFI_STATUS Status = gHiiConfigRouting->BlockToConfig(gHiiConfigRouting,
+ ConfigRequest,
+ (UINT8*)&FormStorage,
+ sizeof(VARIABLE_STRUCTURE),
+ Results,
+ Progress);
+
+ if (AllocatedRequest) {
+ FreePool(ConfigRequest);
+ if (Request == NULL) {
+ *Progress = NULL;
+ } else if (StrStr(Request, L"OFFSET") == NULL) {
+ *Progress = Request + StrLen(Request);
+ }
+ }
+
+ return Status;
+}
+
+STATIC
+EFI_STATUS
+EFIAPI
+RouteConfig (
+ IN CONST EFI_HII_CONFIG_ACCESS_PROTOCOL *This,
+ IN CONST EFI_STRING Configuration,
+ OUT EFI_STRING *Progress
+)
+{
+ if (Configuration == NULL || Progress == NULL) {
+ return EFI_INVALID_PARAMETER;
+ }
+
+ UINTN BlockSize = sizeof(VARIABLE_STRUCTURE);
+ EFI_STATUS Status = gHiiConfigRouting->ConfigToBlock(gHiiConfigRouting,
+ Configuration,
+ (UINT8*)&FormStorage,
+ &BlockSize,
+ Progress);
+
+ return Status;
+}
+
+STATIC
+EFI_STATUS
+EFIAPI
+Callback (
+ IN CONST EFI_HII_CONFIG_ACCESS_PROTOCOL *This,
+ IN EFI_BROWSER_ACTION Action,
+ IN EFI_QUESTION_ID QuestionId,
+ IN UINT8 Type,
+ IN OUT EFI_IFR_TYPE_VALUE *Value,
+ OUT EFI_BROWSER_ACTION_REQUEST *ActionRequest
+ )
+{
+ return EFI_UNSUPPORTED;
+}
+
+EFI_STATUS
+EFIAPI
+HiddenSettingsUnload (
+ EFI_HANDLE ImageHandle
+ )
+{
+ if (mHiiHandle != NULL)
+ HiiRemovePackages(mHiiHandle);
+
+
+ EFI_STATUS Status = gBS->UninstallMultipleProtocolInterfaces(
+ mDriverHandle,
+ &gEfiDevicePathProtocolGuid,
+ &mHiiVendorDevicePath,
+ &gEfiHiiConfigAccessProtocolGuid,
+ &mConfigAccess,
+ NULL);
+
+ UINTN BufferSize;
+ VARIABLE_STRUCTURE EfiVarstore;
+ BufferSize = sizeof(VARIABLE_STRUCTURE);
+ EFI_GUID EfiVarGuid = STORAGE_EFI_GUID;
+ Status = gRT->GetVariable(
+ L"FormEfiData",
+ &EfiVarGuid,
+ NULL,
+ &BufferSize,
+ &EfiVarstore);
+ if (!EFI_ERROR(Status)) {
+ Status = gRT->SetVariable(
+ L"FormEfiData",
+ &EfiVarGuid,
+ 0,
+ 0,
+ NULL);
+ if (EFI_ERROR(Status)) {
+ Print(L"Error! Can't delete variable! %r\n", Status);
+ }
+ }
+
+ return Status;
+}
+
+EFI_STATUS
+EFIAPI
+HiddenSettingsEntryPoint (
+ IN EFI_HANDLE ImageHandle,
+ IN EFI_SYSTEM_TABLE *SystemTable
+ )
+{
+ mConfigAccess.ExtractConfig = &ExtractConfig;
+ mConfigAccess.RouteConfig = &RouteConfig;
+ mConfigAccess.Callback = &Callback;
+
+ EFI_STATUS Status;
+ Status = gBS->InstallMultipleProtocolInterfaces(
+ &mDriverHandle,
+ &gEfiDevicePathProtocolGuid,
+ &mHiiVendorDevicePath,
+ &gEfiHiiConfigAccessProtocolGuid,
+ &mConfigAccess,
+ NULL
+ );
+ if (EFI_ERROR (Status)) {
+ return Status;
+ }
+
+ mHiiHandle = HiiAddPackages(
+ &gEfiCallerIdGuid,
+ mDriverHandle,
+ HiddenSettingsStrings,
+ FormBin,
+ NULL
+ );
+ if (mHiiHandle == NULL) {
+ gBS->UninstallMultipleProtocolInterfaces(
+ mDriverHandle,
+ &gEfiDevicePathProtocolGuid,
+ &mHiiVendorDevicePath,
+ &gEfiHiiConfigAccessProtocolGuid,
+ &mConfigAccess,
+ NULL);
+ return EFI_OUT_OF_RESOURCES;
+ }
+
+ EFI_STRING ConfigStr;
+ UINT16 DefaultId = 0;
+
+ UINTN BufferSize;
+ VARIABLE_STRUCTURE EfiVarstore;
+ BufferSize = sizeof(VARIABLE_STRUCTURE);
+ EFI_GUID EfiVarGuid = STORAGE_EFI_GUID;
+ Status = gRT->GetVariable (
+ L"FormEfiData",
+ &EfiVarGuid,
+ NULL,
+ &BufferSize,
+ &EfiVarstore);
+ if (EFI_ERROR(Status)) {
+ ZeroMem(&EfiVarstore, sizeof(EfiVarstore));
+ Status = gRT->SetVariable(
+ L"FormEfiData",
+ &EfiVarGuid,
+ EFI_VARIABLE_NON_VOLATILE | EFI_VARIABLE_BOOTSERVICE_ACCESS,
+ sizeof(EfiVarstore),
+ &EfiVarstore);
+ if (EFI_ERROR(Status)) {
+ Print(L"Error! Can't create variable! %r\n", Status);
+ }
+
+ ConfigStr = HiiConstructConfigHdr(&EfiVarGuid, L"FormEfiData", mDriverHandle);
+ UINT16 DefaultId = 0;
+ if (!HiiSetToDefaults(ConfigStr, DefaultId)) {
+ Print(L"Error! Can't set default configuration #%d\n", DefaultId);
+ }
+ }
+
+ ConfigStr = HiiConstructConfigHdr(&StorageGuid, L"FormData", mDriverHandle);
+ if (!HiiSetToDefaults(ConfigStr, DefaultId)) {
+ Print(L"Error! Can't set default configuration #%d\n", DefaultId);
+ }
+
+ return EFI_SUCCESS;
+}
diff --git a/UefiLessonsPkg/HiddenSettings/HiddenSettings.inf b/UefiLessonsPkg/HiddenSettings/HiddenSettings.inf
new file mode 100644
index 0000000..731f245
--- /dev/null
+++ b/UefiLessonsPkg/HiddenSettings/HiddenSettings.inf
@@ -0,0 +1,32 @@
+##
+# Copyright (c) 2024, Konstantin Aladyshev <aladyshev22@gmail.com>
+#
+# SPDX-License-Identifier: MIT
+##
+
+[Defines]
+ INF_VERSION = 1.25
+ BASE_NAME = HiddenSettings
+ FILE_GUID = 269d7962-badc-44da-815a-4af4f293f3e0
+ MODULE_TYPE = UEFI_DRIVER
+ VERSION_STRING = 1.0
+ ENTRY_POINT = HiddenSettingsEntryPoint
+ UNLOAD_IMAGE = HiddenSettingsUnload
+
+[Sources]
+ HiddenSettings.c
+ Strings.uni
+ Form.vfr
+
+[Packages]
+ MdePkg/MdePkg.dec
+ MdeModulePkg/MdeModulePkg.dec
+
+[LibraryClasses]
+ UefiDriverEntryPoint
+ UefiLib
+ UefiHiiServicesLib
+ HiiLib
+
+[Protocols]
+ gEfiHiiConfigAccessProtocolGuid
diff --git a/UefiLessonsPkg/HiddenSettings/Strings.uni b/UefiLessonsPkg/HiddenSettings/Strings.uni
new file mode 100644
index 0000000..acca471
--- /dev/null
+++ b/UefiLessonsPkg/HiddenSettings/Strings.uni
@@ -0,0 +1,28 @@
+//
+// Copyright (c) 2024, Konstantin Aladyshev <aladyshev22@gmail.com>
+//
+// SPDX-License-Identifier: MIT
+//
+
+#langdef en-US "English"
+
+#string FORMSET_TITLE #language en-US "Formset with hidden settings"
+#string FORMSET_HELP #language en-US "Formset with hidden settings"
+#string FORMID1_TITLE #language en-US "Form with hidden settings"
+#string CHECKBOX_PROMPT #language en-US "Show varstore settings"
+#string CHECKBOX_HELP #language en-US "Show varstore settings"
+#string NUMERIC_PROMPT #language en-US "Numeric prompt"
+#string NUMERIC_HELP #language en-US "Numeric help"
+#string ONEOF_PROMPT #language en-US "OneOf list prompt"
+#string ONEOF_HELP #language en-US "OneOf list help"
+#string ONEOF_OPTION1 #language en-US "OneOf list option 1"
+#string ONEOF_OPTION2 #language en-US "OneOf list option 2"
+#string ONEOF_OPTION3 #language en-US "OneOf list option 3"
+#string STRING_DEFAULT #language en-US "String default"
+#string CHECKBOX_EFI_PROMPT #language en-US "Enable efivarstorage settings"
+#string CHECKBOX_EFI_HELP #language en-US "Enable efivarstorage settings"
+#string NUMERIC_EFI_PROMPT #language en-US "Numeric EFI prompt"
+#string NUMERIC_EFI_HELP #language en-US "Numeric EFI help"
+#string ONEOF_EFI_PROMPT #language en-US "OneOf list EFI prompt"
+#string ONEOF_EFI_HELP #language en-US "OneOf list EFI help"
+#string STANDARD_DEFAULT_PROMPT #language en-US "Standard default"
diff --git a/UefiLessonsPkg/ShowHIIext/ShowHIIext.c b/UefiLessonsPkg/ShowHIIext/ShowHIIext.c
new file mode 100644
index 0000000..5bbb9a8
--- /dev/null
+++ b/UefiLessonsPkg/ShowHIIext/ShowHIIext.c
@@ -0,0 +1,216 @@
+/*
+ * Copyright (c) 2024, Konstantin Aladyshev <aladyshev22@gmail.com>
+ *
+ * SPDX-License-Identifier: MIT
+ */
+
+#include <Library/UefiBootServicesTableLib.h>
+#include <Library/UefiLib.h>
+
+#include <Protocol/HiiDatabase.h>
+#include <Library/MemoryAllocationLib.h>
+#include <Library/ShellLib.h>
+#include <Library/PrintLib.h>
+#include <Library/HiiLib.h>
+
+GLOBAL_REMOVE_IF_UNREFERENCED EFI_STRING_ID mStringHelpTokenId = STRING_TOKEN(STR_HELP);
+
+BOOLEAN savePackageLists = FALSE;
+UINTN savePackageIndex = 0xffffffff; // ALL
+
+EFI_STATUS WriteFile(CHAR16* FileName, VOID* Data, UINTN* Size)
+{
+ SHELL_FILE_HANDLE FileHandle;
+ EFI_STATUS Status = ShellOpenFileByName(
+ FileName,
+ &FileHandle,
+ EFI_FILE_MODE_CREATE | EFI_FILE_MODE_WRITE | EFI_FILE_MODE_READ,
+ 0
+ );
+ if (!EFI_ERROR(Status)) {
+ Print(L"Save file as %s\n", FileName);
+ UINTN ToWrite = *Size;
+ Status = ShellWriteFile(
+ FileHandle,
+ Size,
+ Data
+ );
+ if (EFI_ERROR(Status)) {
+ Print(L"Can't write file: %r\n", Status);
+ }
+ if (*Size != ToWrite) {
+ Print(L"Error! Not all data was written\n");
+ }
+ Status = ShellCloseFile(
+ &FileHandle
+ );
+ if (EFI_ERROR(Status)) {
+ Print(L"Can't close file: %r\n", Status);
+ }
+ } else {
+ Print(L"Can't open file: %r\n", Status);
+ }
+ return Status;
+}
+
+CHAR16* PackageType(UINTN Type)
+{
+ switch(Type) {
+ case EFI_HII_PACKAGE_TYPE_ALL:
+ return L"ALL";
+ case EFI_HII_PACKAGE_TYPE_GUID:
+ return L"GUID";
+ case EFI_HII_PACKAGE_FORMS:
+ return L"FORMS";
+ case EFI_HII_PACKAGE_STRINGS:
+ return L"STRINGS";
+ case EFI_HII_PACKAGE_FONTS:
+ return L"FONTS";
+ case EFI_HII_PACKAGE_IMAGES:
+ return L"IMAGES";
+ case EFI_HII_PACKAGE_SIMPLE_FONTS:
+ return L"SIMPLE_FONTS";
+ case EFI_HII_PACKAGE_DEVICE_PATH:
+ return L"DEVICE_PATH";
+ case EFI_HII_PACKAGE_KEYBOARD_LAYOUT:
+ return L"KEYBOARD_LAYOUT";
+ case EFI_HII_PACKAGE_ANIMATIONS:
+ return L"ANIMATIONS";
+ case EFI_HII_PACKAGE_END:
+ return L"END";
+ case EFI_HII_PACKAGE_TYPE_SYSTEM_BEGIN:
+ return L"SYSTEM_BEGIN";
+ case EFI_HII_PACKAGE_TYPE_SYSTEM_END:
+ return L"SYSTEM_END";
+ }
+ return L"UNKNOWN";
+}
+
+VOID ParseHiiPackageLists(EFI_HII_PACKAGE_LIST_HEADER* HiiDatabase, UINTN HiiDatabaseSize)
+{
+ EFI_HII_PACKAGE_LIST_HEADER* HiiPackageListHeader;
+ HiiPackageListHeader = (EFI_HII_PACKAGE_LIST_HEADER*) HiiDatabase;
+
+ UINTN i=0;
+ while ((UINTN) HiiPackageListHeader < ((UINTN) HiiDatabase + HiiDatabaseSize)) {
+ UINTN HiiPackageListSize = HiiPackageListHeader->PackageLength;
+ if (HiiPackageListSize == 0)
+ break;
+ if (savePackageLists) {
+ if ((savePackageIndex == 0xFFFFFFFF) || (savePackageIndex == i)) {
+ CHAR16 FileName[100];
+ UnicodeSPrint(FileName, 100, L"%04d_%g", i, HiiPackageListHeader->PackageListGuid);
+ UINTN ToWrite = HiiPackageListSize;
+ EFI_STATUS Status = WriteFile(FileName, HiiPackageListHeader, &ToWrite);
+ if (EFI_ERROR(Status)) {
+ Print(L"Error! Failed to write PackageList %d\n", i);
+ }
+ }
+ }
+ if (!savePackageLists)
+ Print(L"PackageList[%d]: GUID=%g; size=0x%X\n", i, HiiPackageListHeader->PackageListGuid, HiiPackageListHeader->PackageLength);
+ i++;
+
+ EFI_HII_PACKAGE_HEADER* HiiPackageHeader = (EFI_HII_PACKAGE_HEADER*)((UINTN) HiiPackageListHeader + sizeof(EFI_HII_PACKAGE_LIST_HEADER));
+ UINTN j=0;
+ while ((UINTN) HiiPackageHeader < ((UINTN) HiiPackageListHeader + HiiPackageListSize)) {
+ if (!savePackageLists)
+ Print(L"\tPackage[%d]: type=%s; size=0x%X\n", j++, PackageType(HiiPackageHeader->Type), HiiPackageHeader->Length);
+
+ // Go to next Package
+ HiiPackageHeader = (EFI_HII_PACKAGE_HEADER*)((UINTN) HiiPackageHeader + HiiPackageHeader->Length);
+ }
+
+ // Go to next PackageList
+ HiiPackageListHeader = (EFI_HII_PACKAGE_LIST_HEADER*)((UINTN) HiiPackageListHeader + HiiPackageListSize);
+ }
+}
+
+VOID Usage()
+{
+ CHAR16 HelpStr[100];
+ UnicodeSPrint(HelpStr, 100, L"%a", gEfiCallerBaseName);
+ ShellPrintHelp(HelpStr, NULL, FALSE);
+}
+
+INTN EFIAPI ShellAppMain(IN UINTN Argc, IN CHAR16 **Argv)
+{
+ EFI_STATUS Status;
+
+ UINTN bOptionIndex = Argc;
+ UINTN hOptionIndex = Argc;
+ for (UINTN i = 1; i < Argc; i++) {
+ if (!StrCmp(Argv[i], L"-b")) {
+ ShellSetPageBreakMode(TRUE);
+ bOptionIndex = i;
+ } else if (!StrCmp(Argv[i], L"-?")) {
+ hOptionIndex = i;
+ }
+ }
+
+ for (UINTN i = 1; i < Argc; i++) {
+ if ((i == bOptionIndex) || (i == hOptionIndex))
+ continue;
+ if (!StrCmp(Argv[i], L"save")) {
+ savePackageLists = TRUE;
+ if (((i + 1) < Argc) && ((i + 1) != bOptionIndex) && ((i + 1) != hOptionIndex)) {
+ CHAR16* EndPointer;
+ Status = StrDecimalToUintnS(Argv[i + 1], &EndPointer, &savePackageIndex);
+ if (EFI_ERROR(Status) || (EndPointer == Argv[i + 1])) {
+ Usage();
+ return EFI_INVALID_PARAMETER;
+ }
+ i += 1;
+ }
+ } else {
+ Usage();
+ return EFI_INVALID_PARAMETER;
+ }
+ }
+
+ EFI_HII_DATABASE_PROTOCOL* HiiDbProtocol;
+ Status = gBS->LocateProtocol(&gEfiHiiDatabaseProtocolGuid,
+ NULL,
+ (VOID**)&HiiDbProtocol);
+ if (EFI_ERROR(Status)) {
+ Print(L"ERROR: Could not find HII Database protocol: %r\n", Status);
+ return Status;
+ }
+
+ UINTN PackageListSize = 0;
+ EFI_HII_PACKAGE_LIST_HEADER* PackageList = NULL;
+
+ Status = HiiDbProtocol->ExportPackageLists(HiiDbProtocol,
+ NULL, // All package lists
+ &PackageListSize,
+ PackageList);
+ if (Status != EFI_BUFFER_TOO_SMALL) {
+ Print(L"ERROR: Could not obtain package list size\n");
+ return Status;
+ }
+
+ Status = gBS->AllocatePool(EfiBootServicesData,
+ PackageListSize,
+ (VOID**)&PackageList);
+ if (EFI_ERROR(Status)) {
+ Print(L"ERROR: Could not allocate sufficient memory for package list: %r\n", Status);
+ return Status;
+ }
+
+
+ Status = HiiDbProtocol->ExportPackageLists(HiiDbProtocol,
+ NULL,
+ &PackageListSize,
+ PackageList);
+ if (EFI_ERROR(Status)) {
+ Print(L"ERROR: Could not retrieve the package list: %r\n", Status);
+ FreePool(PackageList);
+ return Status;
+ }
+
+ ParseHiiPackageLists(PackageList, PackageListSize);
+
+ FreePool(PackageList);
+
+ return EFI_SUCCESS;
+}
diff --git a/UefiLessonsPkg/ShowHIIext/ShowHIIext.inf b/UefiLessonsPkg/ShowHIIext/ShowHIIext.inf
new file mode 100644
index 0000000..fffbecf
--- /dev/null
+++ b/UefiLessonsPkg/ShowHIIext/ShowHIIext.inf
@@ -0,0 +1,32 @@
+##
+# Copyright (c) 2024, Konstantin Aladyshev <aladyshev22@gmail.com>
+#
+# SPDX-License-Identifier: MIT
+##
+
+[Defines]
+ INF_VERSION = 1.25
+ BASE_NAME = ShowHIIext
+ FILE_GUID = 9d7386b0-6c1b-4815-94c5-24c385e3d123
+ MODULE_TYPE = UEFI_APPLICATION
+ VERSION_STRING = 1.0
+ ENTRY_POINT = ShellCEntryLib
+ UEFI_HII_RESOURCE_SECTION = TRUE
+
+[Sources]
+ ShowHIIext.c
+ Strings.uni
+
+[Packages]
+ MdePkg/MdePkg.dec
+ MdeModulePkg/MdeModulePkg.dec
+ ShellPkg/ShellPkg.dec
+
+[LibraryClasses]
+ ShellCEntryLib
+ UefiLib
+ ShellLib
+ HiiLib
+
+[Protocols]
+ gEfiHiiDatabaseProtocolGuid
diff --git a/UefiLessonsPkg/ShowHIIext/Strings.uni b/UefiLessonsPkg/ShowHIIext/Strings.uni
new file mode 100644
index 0000000..8c04771
--- /dev/null
+++ b/UefiLessonsPkg/ShowHIIext/Strings.uni
@@ -0,0 +1,20 @@
+//
+// Copyright (c) 2024, Konstantin Aladyshev <aladyshev22@gmail.com>
+//
+// SPDX-License-Identifier: MIT
+//
+
+#langdef en-US "English"
+
+#string STR_HELP #language en-US ""
+".TH ShowHIIext 0 "Show HII database packages"\r\n"
+".SH NAME\r\n"
+"Shows packages installed into the HII database.\r\n"
+".SH SYNOPSIS\r\n"
+"\r\n"
+"SHOWHIIEXT [-b] [save [<index>]]\r\n"
+".SH OPTIONS\r\n"
+"\r\n"
+" -b - Display one screen at a time\r\n"
+" save - Save all package lists as files\r\n"
+" save <index> - Save package list with index <index> as a file\r\n"
diff --git a/UefiLessonsPkg/UefiLessonsPkg.dsc b/UefiLessonsPkg/UefiLessonsPkg.dsc
index 14bd3c2..d51eb2c 100644
--- a/UefiLessonsPkg/UefiLessonsPkg.dsc
+++ b/UefiLessonsPkg/UefiLessonsPkg.dsc
@@ -89,6 +89,8 @@
UefiLessonsPkg/HIIFormDataElementsVarstore/HIIFormDataElementsVarstore.inf
UefiLessonsPkg/FfsFile/FfsFile.inf
UefiLessonsPkg/SetSku/SetSku.inf
+ UefiLessonsPkg/HiddenSettings/HiddenSettings.inf
+ UefiLessonsPkg/ShowHIIext/ShowHIIext.inf
#[PcdsFixedAtBuild]
# gUefiLessonsPkgTokenSpaceGuid.PcdInt8|0x88|UINT8|0x3B81CDF1
generated by cgit v1.2.3-18-g5258 (git 2.32.0) at 2024-12-22 07:48:35 +0000