[PATCH V3 5/5] MdeModulePkg: Add FMP Capsule Image Header extension

["Oleksiy Yakovlev" <oleksiyy@ami.com>]

Add bitmask to structure which gives a binary-inspectable mechanism to
determine if a capsule contains an authentication section or depex section.
(UEFI 2.8 errata a, mantis 2026)

Signed-off-by: Oleksiy Yakovlev <oleksiyy@ami.com>
---
 MdeModulePkg/Library/DxeCapsuleLibFmp/DxeCapsuleLib.c | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/MdeModulePkg/Library/DxeCapsuleLibFmp/DxeCapsuleLib.c b/MdeModulePkg/Library/DxeCapsuleLibFmp/DxeCapsuleLib.c
index 5dda561..af80039 100644
--- a/MdeModulePkg/Library/DxeCapsuleLibFmp/DxeCapsuleLib.c
+++ b/MdeModulePkg/Library/DxeCapsuleLibFmp/DxeCapsuleLib.c
@@ -285,8 +285,10 @@ ValidateFmpCapsule (
       DEBUG((DEBUG_ERROR, "ImageHeader->Version(0x%x) Unknown\n", ImageHeader->Version));
       return EFI_INVALID_PARAMETER;
     }
-    if (ImageHeader->Version < EFI_FIRMWARE_MANAGEMENT_CAPSULE_IMAGE_HEADER_INIT_VERSION) {
+    if (ImageHeader->Version == 1) {
       FmpImageHeaderSize = OFFSET_OF(EFI_FIRMWARE_MANAGEMENT_CAPSULE_IMAGE_HEADER, UpdateHardwareInstance);
+    } else {
+      FmpImageHeaderSize = OFFSET_OF(EFI_FIRMWARE_MANAGEMENT_CAPSULE_IMAGE_HEADER, ImageCapsuleSupport);
     }
     if (FmpImageSize < FmpImageHeaderSize) {
       DEBUG((DEBUG_ERROR, "FmpImageSize(0x%lx) < FmpImageHeaderSize(0x%x)\n", FmpImageSize, FmpImageHeaderSize));
-- 
2.9.0.windows.1


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