From 38ea3bfc6506174c3ae219b33171db2c2098afd1 Mon Sep 17 00:00:00 2001
From: Shantur Rathore <i@shantur.com>
Date: Wed, 11 Feb 2026 16:56:20 +0100
Subject: efi_var_file: refactor to move buffer functions

Currently efi_var_file.c has functions to store/read
EFI variables to/from memory buffer. These functions
can be used with other EFI variable stores so move
them out to efi_var_common.c

Signed-off-by: Shantur Rathore <i@shantur.com>
Signed-off-by: Michal Simek <michal.simek@amd.com>
Tested-by: Neil Armstrong <neil.armstrong@linaro.org> # on AML-S905D3-CC
Reviewed-by: Ilias Apalodimas <ilias.apalodimas@linaro.org>
Reviewed-by: Heinrich Schuchardt <heinrich.schuchardt@canonical.com>
---
 include/efi_variable.h | 5 +++++
 1 file changed, 5 insertions(+)

(limited to 'include')

diff --git a/include/efi_variable.h b/include/efi_variable.h
index 4065cf45eca..ee68fa4a885 100644
--- a/include/efi_variable.h
+++ b/include/efi_variable.h
@@ -161,6 +161,11 @@ efi_status_t efi_var_to_file(void);
 efi_status_t __maybe_unused efi_var_collect(struct efi_var_file **bufp, loff_t *lenp,
 					    u32 check_attr_mask);
 
+/* GUID used by Shim to store the MOK database */
+#define SHIM_LOCK_GUID \
+	EFI_GUID(0x605dab50, 0xe046, 0x4300, \
+		 0xab, 0xb6, 0x3d, 0xd8, 0x10, 0xdd, 0x8b, 0x23)
+
 /**
  * efi_var_restore() - restore EFI variables from buffer
  *
-- 
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