certwrapper/certwrapper.c at main · rhboot/certwrapper · GitHub

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// SPDX-License-Identifier: BSD-2-Clause-Patent
/*
 * certwrapper.c - a certificate wrapper for EFI security databases
 *
 * Author(s): Peter Jones <pjones@redhat.com>
 */

#ifndef __x86_64__
#define __builtin_ms_va_copy __builtin_va_copy
#define __builtin_ms_va_start __builtin_va_start
#define __builtin_ms_va_end __builtin_va_end
#define __builtin_ms_va_list __builtin_va_list
#endif

#include <efi.h>
#include <efilib.h>

/*
 * siiigh...
 * Make sure it's relocatable, or else the EFI loader will error.
 */
__asm__(
".section .reloc, \"a\"\n"
"	.long	0\n"			// Page RVA
"	.long	10\n"			// Block Size (2*4+2)
"	.word	0\n"			// Relocation offset
".text\n"
);

EFI_STATUS
_start(EFI_HANDLE image_handle __attribute__((__unused__)),
       EFI_SYSTEM_TABLE *systab __attribute__((__unused__)))
{
	return EFI_SECURITY_VIOLATION;
}

// vim:fenc=utf-8:tw=75:noet