gnu-efi/apps/t7.c
Nigel Croxon 76206d9ebf This -Wall -Wextra thing actually caught a real bug.
Signed-off-by: Nigel Croxon <nigel.croxon@hpe.com>
2016-03-03 16:55:26 -05:00

26 lines
648 B
C

#include <efi.h>
#include <efilib.h>
EFI_STATUS
efi_main (EFI_HANDLE image, EFI_SYSTEM_TABLE *systab)
{
EFI_INPUT_KEY efi_input_key;
EFI_STATUS efi_status;
InitializeLib(image, systab);
Print(L"HelloLib application started\n");
Print(L"\n\n\nHit any key to exit this image\n");
WaitForSingleEvent(ST->ConIn->WaitForKey, 0);
uefi_call_wrapper(ST->ConOut->OutputString, 2, ST->ConOut, L"\n\n");
efi_status = uefi_call_wrapper(ST->ConIn->ReadKeyStroke, 2, ST->ConIn, &efi_input_key);
Print(L"ScanCode: %xh UnicodeChar: %xh CallRtStatus: %x\n",
efi_input_key.ScanCode, efi_input_key.UnicodeChar, efi_status);
return EFI_SUCCESS;
}