diff options
Diffstat (limited to 'Lesson_21/UefiLessonsPkg/ListVariables/ListVariables.c')
-rw-r--r-- | Lesson_21/UefiLessonsPkg/ListVariables/ListVariables.c | 46 |
1 files changed, 0 insertions, 46 deletions
diff --git a/Lesson_21/UefiLessonsPkg/ListVariables/ListVariables.c b/Lesson_21/UefiLessonsPkg/ListVariables/ListVariables.c deleted file mode 100644 index 1f3ef4a..0000000 --- a/Lesson_21/UefiLessonsPkg/ListVariables/ListVariables.c +++ /dev/null @@ -1,46 +0,0 @@ -#include <Library/UefiBootServicesTableLib.h> -#include <Library/UefiLib.h> - - -#include <Library/MemoryAllocationLib.h> -#include <Library/UefiRuntimeServicesTableLib.h> - -INTN EFIAPI ShellAppMain(IN UINTN Argc, IN CHAR16 **Argv) -{ - EFI_GUID VendorGuid; - UINTN VariableNameSize = sizeof (CHAR16); - CHAR16* VariableName = AllocateZeroPool(sizeof(CHAR16)); - if (VariableName == NULL) { - Print(L"Error on AllocateZeroPool call\n"); - return EFI_OUT_OF_RESOURCES; - } - - while (TRUE) - { - UINTN VariableNameSizeOld = VariableNameSize; - EFI_STATUS Status = gRT->GetNextVariableName(&VariableNameSize, VariableName, &VendorGuid); - if (Status == EFI_SUCCESS) { - Print(L"%g: %s\n", VendorGuid, VariableName); - } else if (Status == EFI_BUFFER_TOO_SMALL) { - VariableName = ReallocatePool(VariableNameSizeOld, VariableNameSize, VariableName); - if (VariableName == NULL) { - Print(L"Error on ReallocatePool call\n"); - return EFI_OUT_OF_RESOURCES; - } - Status = gRT->GetNextVariableName(&VariableNameSize, VariableName, &VendorGuid); - if (Status == EFI_SUCCESS) { - Print(L"%g: %s\n", VendorGuid, VariableName); - } else { - Print(L"Error on 'gRT->GetNextVariableName' call: %s\n", Status); - return Status; - } - } else if (Status == EFI_NOT_FOUND) { - FreePool(VariableName); - return EFI_SUCCESS; - } else { - Print(L"Error on 'gRT->GetNextVariableName' call: %s\n", Status); - return Status; - } - } - return EFI_SUCCESS; -} |