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SecurityPkg: AuthVariableLib: Add new cert database for volatile time based Auth variable

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Add a new cert data base "certdbv" to store signer certs for volatile time based
Auth variable.

Contributed-under: TianoCore Contribution Agreement 1.0
Signed-off-by: Chao Zhang <chao.b.zhang@intel.com>
Reviewed-by: Star Zeng <star.zeng@intel.com>
Reviewed-by: Fu Siyuan <siyuan.fu@intel.com>

git-svn-id: https://svn.code.sf.net/p/edk2/code/trunk/edk2@19786 6f19259b-4bc3-4df7-8a09-765794883524
This commit is contained in:
Chao Zhang
2016-02-02 01:02:31 +00:00
committed by czhang46
parent 378ea6e416
commit 98c2d96105
5 changed files with 146 additions and 58 deletions
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22
SecurityPkg/Library/AuthVariableLib/AuthServiceInternal.h
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@@ -12,7 +12,7 @@
may not be modified without authorization. If platform fails to protect these resources,
the authentication service provided in this driver will be broken, and the behavior is undefined.
Copyright (c) 2009 - 2015, Intel Corporation. All rights reserved.<BR>
Copyright (c) 2009 - 2016, Intel Corporation. All rights reserved.<BR>
This program and the accompanying materials
are licensed and made available under the terms and conditions of the BSD License
which accompanies this distribution. The full text of the license may be found at
@@ -86,8 +86,10 @@ typedef struct {
#pragma pack()
///
/// "certdb" variable stores the signer's certificates for non PK/KEK/DB/DBX
/// variables with EFI_VARIABLE_TIME_BASED_AUTHENTICATED_WRITE_ACCESS set.
/// "certdb" variable stores the signer's certificates for non PK/KEK/DB/DBX
/// variables with EFI_VARIABLE_TIME_BASED_AUTHENTICATED_WRITE_ACCESS|EFI_VARIABLE_NON_VOLATILE set.
/// "certdbv" variable stores the signer's certificates for non PK/KEK/DB/DBX
/// variables with EFI_VARIABLE_TIME_BASED_AUTHENTICATED_WRITE_ACCESS set
///
/// GUID: gEfiCertDbGuid
///
@@ -104,7 +106,8 @@ typedef struct {
/// | AUTH_CERT_DB_DATA | <-- Last CERT
/// +----------------------------+
///
#define EFI_CERT_DB_NAME L"certdb"
#define EFI_CERT_DB_NAME L"certdb"
#define EFI_CERT_DB_VOLATILE_NAME L"certdbv"
#pragma pack(1)
typedef struct {
@@ -229,13 +232,15 @@ VerifyTimeBasedPayloadAndUpdate (
/**
Delete matching signer's certificates when deleting common authenticated
variable by corresponding VariableName and VendorGuid from "certdb".
variable by corresponding VariableName and VendorGuid from "certdb" or
"certdbv" according to authenticated variable attributes.
@param[in] VariableName Name of authenticated Variable.
@param[in] VendorGuid Vendor GUID of authenticated Variable.
@param[in] Attributes Attributes of authenticated variable.
@retval EFI_INVALID_PARAMETER Any input parameter is invalid.
@retval EFI_NOT_FOUND Fail to find "certdb" or matching certs.
@retval EFI_NOT_FOUND Fail to find "certdb"/"certdbv" or matching certs.
@retval EFI_OUT_OF_RESOURCES The operation is failed due to lack of resources.
@retval EFI_SUCCESS The operation is completed successfully.
@@ -243,7 +248,8 @@ VerifyTimeBasedPayloadAndUpdate (
EFI_STATUS
DeleteCertsFromDb (
IN CHAR16 *VariableName,
IN EFI_GUID *VendorGuid
IN EFI_GUID *VendorGuid,
IN UINT32 Attributes
);
/**
@@ -410,7 +416,7 @@ ProcessVariable (
IN EFI_GUID *VendorGuid,
IN VOID *Data,
IN UINTN DataSize,
IN UINT32 Attributes OPTIONAL
IN UINT32 Attributes
);
/**