From 6064c1e48b622f53538f4df9bdd402c607a87d51 Mon Sep 17 00:00:00 2001
From: Konstantin Aladyshev <aladyshev22@gmail.com>
Date: Sat, 10 Jul 2021 00:04:40 +0300
Subject: Move lessons to separate folder

Signed-off-by: Konstantin Aladyshev <aladyshev22@gmail.com>
---
 .../ShowBootVariables/ShowBootVariables.c          | 93 ----------------------
 1 file changed, 93 deletions(-)
 delete mode 100644 Lesson_16/UefiLessonsPkg/ShowBootVariables/ShowBootVariables.c

(limited to 'Lesson_16/UefiLessonsPkg/ShowBootVariables/ShowBootVariables.c')

diff --git a/Lesson_16/UefiLessonsPkg/ShowBootVariables/ShowBootVariables.c b/Lesson_16/UefiLessonsPkg/ShowBootVariables/ShowBootVariables.c
deleted file mode 100644
index 7f6b58c..0000000
--- a/Lesson_16/UefiLessonsPkg/ShowBootVariables/ShowBootVariables.c
+++ /dev/null
@@ -1,93 +0,0 @@
-#include <Library/UefiBootServicesTableLib.h>
-#include <Library/UefiLib.h>
-
-#include <Library/MemoryAllocationLib.h>
-#include <Library/UefiRuntimeServicesTableLib.h>
-
-#include <Library/DevicePathLib.h>
-#include <Library/PrintLib.h>
-
-
-EFI_STATUS
-GetNvramVariable( CHAR16   *VariableName,
-                  EFI_GUID *VariableOwnerGuid, 
-                  VOID     **Buffer,
-                  UINTN    *BufferSize)
-{
-    UINTN Size = 0;
-    *BufferSize = 0;
-
-    EFI_STATUS Status = gRT->GetVariable(VariableName, VariableOwnerGuid, NULL, &Size, NULL);
-    if (Status != EFI_BUFFER_TOO_SMALL) {
-        Print(L"Error! 'gRT->GetVariable' call returned %r\n", Status);
-        return Status;
-    }
-
-    *Buffer = AllocateZeroPool(Size);
-    if (!Buffer) {
-        Print(L"Error! 'AllocateZeroPool' call returned %r\n", Status);
-        return EFI_OUT_OF_RESOURCES;
-    }
-
-    Status = gRT->GetVariable(VariableName, VariableOwnerGuid, NULL, &Size, *Buffer);
-    if (Status == EFI_SUCCESS) {
-        *BufferSize = Size;
-    } else {
-        FreePool( *Buffer );
-        *Buffer = NULL;
-    }
-
-    return Status;
-}
-
-
-VOID PrintBootOption(CHAR16* BootOptionName)
-{
-  UINTN OptionSize;
-  UINT8* Buffer;
- 
-  EFI_STATUS Status = GetNvramVariable(BootOptionName, &gEfiGlobalVariableGuid, (VOID**)&Buffer, &OptionSize);
-  if (Status == EFI_SUCCESS) {
-      EFI_LOAD_OPTION* LoadOption = (EFI_LOAD_OPTION*) Buffer;
-      CHAR16* Description = (CHAR16*)(Buffer + sizeof (EFI_LOAD_OPTION));
-      UINTN DescriptionSize = StrSize(Description);
-
-      Print(L"%s\n", Description);
-      if (LoadOption->FilePathListLength != 0) {
-        VOID* FilePathList = (UINT8 *)Description + DescriptionSize;
-        CHAR16* DevPathString = ConvertDevicePathToText(FilePathList, TRUE, FALSE);
-        Print(L"%s\n", DevPathString);
-      }
-  } else {
-    Print(L"Can't get %s variable\n", BootOptionName);
-  }
-}
-
-
-INTN EFIAPI ShellAppMain(IN UINTN Argc, IN CHAR16 **Argv)
-{
-  UINTN OptionSize;
-  EFI_STATUS Status;
-
-  UINT16* BootCurrent;
-  Status = GetNvramVariable(L"BootCurrent", &gEfiGlobalVariableGuid, (VOID**)&BootCurrent, &OptionSize);
-  if (Status != EFI_SUCCESS) {
-    Print(L"Can't get BootCurrent variable\n");
-  }
-
-  UINT16* BootOrderArray;
-  Status = GetNvramVariable(L"BootOrder", &gEfiGlobalVariableGuid, (VOID**)&BootOrderArray, &OptionSize);
-  if (Status == EFI_SUCCESS) {
-    for (UINTN i=0; i<(OptionSize/sizeof(UINT16)); i++) {
-      CHAR16 BootOptionStr[sizeof("Boot####")+1];
-      UnicodeSPrint(BootOptionStr, (sizeof("Boot####")+1)*sizeof(CHAR16), L"Boot%04x", BootOrderArray[i]);
-      Print(L"%s%s\n", BootOptionStr, (BootOrderArray[i] == *BootCurrent)? L"*" : L"" );
-      PrintBootOption(BootOptionStr);
-      Print(L"\n");
-    }
-  } else {
-    Print(L"Can't get BootOrder variable\n");
-  }
-
-  return EFI_SUCCESS;
-}
-- 
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