From 7b0dda6fca0eaef19bf47eed9daa5dd4b1473975 Mon Sep 17 00:00:00 2001 From: Konstantin Aladyshev Date: Thu, 24 Feb 2022 18:51:27 +0300 Subject: Add lesson 59 Signed-off-by: Konstantin Aladyshev --- UefiLessonsPkg/DisplayHIIByGuid/DisplayHIIByGuid.c | 69 ++++++++++++++++++++++ .../DisplayHIIByGuid/DisplayHIIByGuid.inf | 29 +++++++++ 2 files changed, 98 insertions(+) create mode 100644 UefiLessonsPkg/DisplayHIIByGuid/DisplayHIIByGuid.c create mode 100644 UefiLessonsPkg/DisplayHIIByGuid/DisplayHIIByGuid.inf (limited to 'UefiLessonsPkg/DisplayHIIByGuid') diff --git a/UefiLessonsPkg/DisplayHIIByGuid/DisplayHIIByGuid.c b/UefiLessonsPkg/DisplayHIIByGuid/DisplayHIIByGuid.c new file mode 100644 index 0000000..87e7efe --- /dev/null +++ b/UefiLessonsPkg/DisplayHIIByGuid/DisplayHIIByGuid.c @@ -0,0 +1,69 @@ +/* + * Copyright (c) 2021, Konstantin Aladyshev + * + * SPDX-License-Identifier: MIT + */ + +#include +#include + +#include +#include +#include + +INTN +EFIAPI +ShellAppMain ( + IN UINTN Argc, + IN CHAR16 **Argv + ) +{ + if (Argc != 2) { + Print(L"Usage:\n"); + Print(L" DisplayHIIByGuid \n"); + return EFI_INVALID_PARAMETER; + } + + GUID Guid; + EFI_STATUS Status = StrToGuid(Argv[1], &Guid); + if (Status != RETURN_SUCCESS) { + Print(L"Error! Can't convert input argument to GUID\n"); + return EFI_INVALID_PARAMETER; + } + + + EFI_HII_HANDLE* HiiHandles = HiiGetHiiHandles(&Guid); + + EFI_HII_HANDLE* HiiHandle = HiiHandles; + UINTN HandleCount=0; + while (*HiiHandle != NULL) { + HiiHandle++; + HandleCount++; + } + + EFI_FORM_BROWSER2_PROTOCOL* FormBrowser2; + Status = gBS->LocateProtocol(&gEfiFormBrowser2ProtocolGuid, NULL, (VOID**)&FormBrowser2); + if (EFI_ERROR(Status)) { + Print(L"Error! Can't locate gEfiFormBrowser2Protocol\n"); + FreePool(HiiHandles); + return Status; + } + + Status = FormBrowser2->SendForm ( + FormBrowser2, + HiiHandles, + HandleCount, + NULL, + 0, + NULL, + NULL + ); + + if (EFI_ERROR(Status)) { + Print(L"Error! SendForm returned %r\n", Status); + } + + FreePool(HiiHandles); + + return EFI_SUCCESS; +} diff --git a/UefiLessonsPkg/DisplayHIIByGuid/DisplayHIIByGuid.inf b/UefiLessonsPkg/DisplayHIIByGuid/DisplayHIIByGuid.inf new file mode 100644 index 0000000..bb22a5e --- /dev/null +++ b/UefiLessonsPkg/DisplayHIIByGuid/DisplayHIIByGuid.inf @@ -0,0 +1,29 @@ +## +# Copyright (c) 2021, Konstantin Aladyshev +# +# SPDX-License-Identifier: MIT +## + +[Defines] + INF_VERSION = 1.25 + BASE_NAME = DisplayHIIByGuid + FILE_GUID = 1597e1d0-7f62-4631-a166-703f03bd7223 + MODULE_TYPE = UEFI_APPLICATION + VERSION_STRING = 1.0 + ENTRY_POINT = ShellCEntryLib + +[Sources] + DisplayHIIByGuid.c + +[Packages] + MdePkg/MdePkg.dec + MdeModulePkg/MdeModulePkg.dec + +[LibraryClasses] + UefiApplicationEntryPoint + UefiLib + ShellCEntryLib + HiiLib + +[Protocols] + gEfiFormBrowser2ProtocolGuid -- cgit v1.2.3-18-g5258