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 <oleks...@ami.com>
Reviewed-by: Wei6 Xu <wei6...@intel.com>
Reviewed-by: Chao Zhang <chao.b.zh...@intel.com>
---
.../RecoveryModuleLoadPei/RecoveryModuleLoadPei.c | 18 ++++++++++++++----
1 file changed, 14 insertions(+), 4 deletions(-)
diff --git
a/SignedCapsulePkg/Universal/RecoveryModuleLoadPei/RecoveryModuleLoadPei.c
b/SignedCapsulePkg/Universal/RecoveryModuleLoadPei/RecoveryModuleLoadPei.c
index 53b821c..12cc235 100644
--- a/SignedCapsulePkg/Universal/RecoveryModuleLoadPei/RecoveryModuleLoadPei.c
+++ b/SignedCapsulePkg/Universal/RecoveryModuleLoadPei/RecoveryModuleLoadPei.c
@@ -328,10 +328,15 @@ 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) {
+ ///
+ /// Current Init ImageHeader version is 3. UpdateHardwareInstance field
was added in version 2
+ /// and ImageCapsuleSupport field was added in version 3
+ ///
+ 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);
}
-
// No overflow
if (FmpImageSize != (UINT64)FmpImageHeaderSize +
(UINT64)ImageHeader->UpdateImageSize +
(UINT64)ImageHeader->UpdateVendorCodeSize) {
DEBUG((DEBUG_ERROR, "FmpImageSize(0x%lx) mismatch, UpdateImageSize(0x%x)
UpdateVendorCodeSize(0x%x)\n", FmpImageSize, ImageHeader->UpdateImageSize,
ImageHeader->UpdateVendorCodeSize));
@@ -639,9 +644,14 @@ ProcessFmpCapsuleImage (
} else {
//
// If the EFI_FIRMWARE_MANAGEMENT_CAPSULE_IMAGE_HEADER is version 1,
only match ImageTypeId.
- // Header should exclude UpdateHardwareInstance field
+ // Header should exclude UpdateHardwareInstance field.
+ // If version is 2 Header should exclude ImageCapsuleSupport field.
//
- Image = (UINT8 *)ImageHeader +
OFFSET_OF(EFI_FIRMWARE_MANAGEMENT_CAPSULE_IMAGE_HEADER, UpdateHardwareInstance);
+ if (ImageHeader->Version == 1) {
+ Image = (UINT8 *)ImageHeader +
OFFSET_OF(EFI_FIRMWARE_MANAGEMENT_CAPSULE_IMAGE_HEADER, UpdateHardwareInstance);
+ } else {
+ Image = (UINT8 *)ImageHeader +
OFFSET_OF(EFI_FIRMWARE_MANAGEMENT_CAPSULE_IMAGE_HEADER, ImageCapsuleSupport);
+ }
}
Status = ProcessRecoveryImage (Image, ImageHeader->UpdateImageSize);
--
2.9.0.windows.1
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