mirror of https://github.com/acidanthera/audk.git
448 lines
27 KiB
C
448 lines
27 KiB
C
/** @file
|
|
BIS protocol are defined in the UEFI specification.
|
|
The EFI_BIS_PROTOCOL is used to check a digital signature of a data block
|
|
against a digital certificate for the purpose of an integrity and authorization check.
|
|
|
|
Copyright (c) 2006 - 2008, Intel Corporation
|
|
All rights reserved. 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
|
|
http://opensource.org/licenses/bsd-license.php
|
|
|
|
THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
|
|
WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
|
|
|
|
**/
|
|
|
|
#ifndef __BIS_H__
|
|
#define __BIS_H__
|
|
|
|
#define EFI_BIS_PROTOCOL_GUID \
|
|
{ \
|
|
0x0b64aab0, 0x5429, 0x11d4, {0x98, 0x16, 0x00, 0xa0, 0xc9, 0x1f, 0xad, 0xcf } \
|
|
}
|
|
|
|
//
|
|
// X-Intel-BIS-ParameterSet
|
|
// Attribute value
|
|
// Binary Value of X-Intel-BIS-ParameterSet Attribute.
|
|
// (Value is Base-64 encoded in actual signed manifest).
|
|
//
|
|
#define BOOT_OBJECT_AUTHORIZATION_PARMSET_GUID \
|
|
{ \
|
|
0xedd35e31, 0x7b9, 0x11d2, { 0x83,0xa3,0x0,0xa0,0xc9,0x1f,0xad,0xcf } \
|
|
}
|
|
|
|
|
|
|
|
typedef struct _EFI_BIS_PROTOCOL EFI_BIS_PROTOCOL;
|
|
|
|
|
|
//
|
|
// Basic types
|
|
//
|
|
typedef VOID *BIS_APPLICATION_HANDLE;
|
|
typedef UINT16 BIS_ALG_ID;
|
|
typedef UINT32 BIS_CERT_ID;
|
|
|
|
///
|
|
/// EFI_BIS_DATA instances obtained from BIS must be freed by calling Free( ).
|
|
///
|
|
typedef struct {
|
|
UINT32 Length; ///< Length of Data in 8 bit bytes.
|
|
UINT8 *Data; ///< 32 Bit Flat Address of data.
|
|
} EFI_BIS_DATA;
|
|
|
|
///
|
|
/// EFI_BIS_VERSION type.
|
|
///
|
|
typedef struct {
|
|
UINT32 Major; ///< the major BIS version number.
|
|
UINT32 Minor; ///< a minor BIS version number.
|
|
} EFI_BIS_VERSION;
|
|
|
|
//
|
|
// ----------------------------------------------------//
|
|
// Use these values to initialize EFI_BIS_VERSION.Major
|
|
// and to interpret results of Initialize.
|
|
// ----------------------------------------------------//
|
|
//
|
|
#define BIS_CURRENT_VERSION_MAJOR BIS_VERSION_1
|
|
#define BIS_VERSION_1 1
|
|
|
|
///
|
|
/// EFI_BIS_SIGNATURE_INFO type.
|
|
///
|
|
typedef struct {
|
|
BIS_CERT_ID CertificateID; ///< Truncated hash of platform Boot Object
|
|
BIS_ALG_ID AlgorithmID; ///< A signature algorithm number.
|
|
UINT16 KeyLength; ///< Length of alg. keys in bits.
|
|
} EFI_BIS_SIGNATURE_INFO;
|
|
|
|
///
|
|
/// values for EFI_BIS_SIGNATURE_INFO.AlgorithmID.
|
|
/// The exact numeric values come from
|
|
/// "Common Data Security Architecture (CDSA) Specification".
|
|
///
|
|
#define BIS_ALG_DSA (41) // CSSM_ALGID_DSA
|
|
#define BIS_ALG_RSA_MD5 (42) // CSSM_ALGID_MD5_WITH_RSA
|
|
///
|
|
/// values for EFI_BIS_SIGNATURE_INFO.CertificateId.
|
|
///
|
|
#define BIS_CERT_ID_DSA BIS_ALG_DSA // CSSM_ALGID_DSA
|
|
#define BIS_CERT_ID_RSA_MD5 BIS_ALG_RSA_MD5 // CSSM_ALGID_MD5_WITH_RSA
|
|
///
|
|
/// the mask value that gets applied to the truncated hash of a
|
|
/// platform Boot Object Authorization Certificate to create the certificateID.
|
|
/// A certificateID must not have any bits set to the value 1 other than bits in
|
|
/// this mask.
|
|
///
|
|
#define BIS_CERT_ID_MASK (0xFF7F7FFF)
|
|
|
|
///
|
|
/// Macros for dealing with the EFI_BIS_DATA object obtained
|
|
/// from BIS_GetSignatureInfo()
|
|
/// BIS_GET_SIGINFO_COUNT - tells how many EFI_BIS_SIGNATURE_INFO
|
|
/// elements are contained in a EFI_BIS_DATA struct pointed to
|
|
/// by the provided EFI_BIS_DATA*.
|
|
///
|
|
#define BIS_GET_SIGINFO_COUNT(BisDataPtr) ((BisDataPtr)->Length / sizeof (EFI_BIS_SIGNATURE_INFO))
|
|
|
|
///
|
|
/// BIS_GET_SIGINFO_ARRAY - produces a EFI_BIS_SIGNATURE_INFO*
|
|
/// from a given EFI_BIS_DATA*.
|
|
///
|
|
#define BIS_GET_SIGINFO_ARRAY(BisDataPtr) ((EFI_BIS_SIGNATURE_INFO *) (BisDataPtr)->Data)
|
|
|
|
///
|
|
/// Support old name for backward compatibility
|
|
///
|
|
#define BOOT_OBJECT_AUTHORIZATION_PARMSET_GUIDVALUE \
|
|
BOOT_OBJECT_AUTHORIZATION_PARMSET_GUID
|
|
|
|
/**
|
|
Initializes the BIS service, checking that it is compatible with the version requested by the caller.
|
|
After this call, other BIS functions may be invoked.
|
|
|
|
@param This A pointer to the EFI_BIS_PROTOCOL object.
|
|
@param AppHandle The function writes the new BIS_APPLICATION_HANDLE if
|
|
successful, otherwise it writes NULL. The caller must eventually
|
|
destroy this handle by calling Shutdown().
|
|
@param InterfaceVersion On input, the caller supplies the major version number of the
|
|
interface version desired.
|
|
On output, both the major and minor
|
|
version numbers are updated with the major and minor version
|
|
numbers of the interface. This update is done whether or not the
|
|
initialization was successful.
|
|
@param TargetAddress Indicates a network or device address of the BIS platform to connect to.
|
|
|
|
@retval EFI_SUCCESS The function completed successfully.
|
|
@retval EFI_INCOMPATIBLE_VERSION The InterfaceVersion.Major requested by the
|
|
caller was not compatible with the interface version of the
|
|
implementation. The InterfaceVersion.Major has
|
|
been updated with the current interface version.
|
|
@retval EFI_UNSUPPORTED This is a local-platform implementation and
|
|
TargetAddress.Data was not NULL, or
|
|
TargetAddress.Data was any other value that was not
|
|
supported by the implementation.
|
|
@retval EFI_OUT_OF_RESOURCES The function failed due to lack of memory or other resources.
|
|
@retval EFI_DEVICE_ERROR One of the following device errors:
|
|
* The function encountered an unexpected internal failure while initializing a cryptographic software module
|
|
* No cryptographic software module with compatible version was found
|
|
found
|
|
* A resource limitation was encountered while using a cryptographic software module.
|
|
@retval EFI_INVALID_PARAMETER The This parameter supplied by the caller is NULL or does not
|
|
reference a valid EFI_BIS_PROTOCOL object, or
|
|
The AppHandle parameter supplied by the caller is NULL or
|
|
an invalid memory reference, or
|
|
The InterfaceVersion parameter supplied by the caller
|
|
is NULL or an invalid memory reference, or
|
|
The TargetAddress parameter supplied by the caller is
|
|
NULL or an invalid memory reference.
|
|
|
|
**/
|
|
typedef
|
|
EFI_STATUS
|
|
(EFIAPI *EFI_BIS_INITIALIZE)(
|
|
IN EFI_BIS_PROTOCOL *This,
|
|
OUT BIS_APPLICATION_HANDLE *AppHandle,
|
|
IN OUT EFI_BIS_VERSION *InterfaceVersion,
|
|
IN EFI_BIS_DATA *TargetAddress
|
|
);
|
|
|
|
/**
|
|
Frees memory structures allocated and returned by other functions in the EFI_BIS protocol.
|
|
|
|
@param AppHandle An opaque handle that identifies the caller's instance of initialization
|
|
of the BIS service.
|
|
@param ToFree An EFI_BIS_DATA* and associated memory block to be freed.
|
|
This EFI_BIS_DATA* must have been allocated by one of the other BIS functions.
|
|
|
|
@retval EFI_SUCCESS The function completed successfully.
|
|
@retval EFI_NO_MAPPING The AppHandle parameter is not or is no longer a valid
|
|
application instance handle associated with the EFI_BIS protocol.
|
|
@retval EFI_OUT_OF_RESOURCES The function failed due to lack of memory or other resources.
|
|
@retval EFI_INVALID_PARAMETER The ToFree parameter is not or is no longer a memory resource
|
|
associated with this AppHandle.
|
|
|
|
**/
|
|
typedef
|
|
EFI_STATUS
|
|
(EFIAPI *EFI_BIS_FREE)(
|
|
IN BIS_APPLICATION_HANDLE AppHandle,
|
|
IN EFI_BIS_DATA *ToFree
|
|
);
|
|
|
|
/**
|
|
Shuts down an application's instance of the BIS service, invalidating the application handle. After
|
|
this call, other BIS functions may no longer be invoked using the application handle value.
|
|
|
|
@param AppHandle An opaque handle that identifies the caller's instance of initialization
|
|
of the BIS service.
|
|
|
|
@retval EFI_SUCCESS The function completed successfully.
|
|
@retval EFI_NO_MAPPING The AppHandle parameter is not or is no longer a valid
|
|
application instance handle associated with the EFI_BIS protocol.
|
|
@retval EFI_OUT_OF_RESOURCES The function failed due to lack of memory or other resources.
|
|
@retval EFI_DEVICE_ERROR The function encountered an unexpected internal failure while
|
|
returning resources associated with a cryptographic software module, or
|
|
while trying to shut down a cryptographic software module.
|
|
**/
|
|
typedef
|
|
EFI_STATUS
|
|
(EFIAPI *EFI_BIS_SHUTDOWN)(
|
|
IN BIS_APPLICATION_HANDLE AppHandle
|
|
);
|
|
|
|
/**
|
|
Retrieves the certificate that has been configured as the identity of the organization designated as
|
|
the source of authorization for signatures of boot objects.
|
|
|
|
@param AppHandle An opaque handle that identifies the caller's instance of initialization
|
|
of the BIS service.
|
|
@param Certificate The function writes an allocated EFI_BIS_DATA* containing the Boot
|
|
Object Authorization Certificate object. The caller must
|
|
eventually free the memory allocated by this function using the function Free().
|
|
|
|
@retval EFI_SUCCESS The function completed successfully.
|
|
@retval EFI_NO_MAPPING The AppHandle parameter is not or is no longer a valid
|
|
application instance handle associated with the EFI_BIS protocol.
|
|
@retval EFI_NOT_FOUND There is no Boot Object Authorization Certificate currently installed.
|
|
@retval EFI_OUT_OF_RESOURCES The function failed due to lack of memory or other resources.
|
|
@retval EFI_INVALID_PARAMETER The Certificate parameter supplied by the caller is NULL or
|
|
an invalid memory reference.
|
|
|
|
**/
|
|
typedef
|
|
EFI_STATUS
|
|
(EFIAPI *EFI_BIS_GET_BOOT_OBJECT_AUTHORIZATION_CERTIFICATE)(
|
|
IN BIS_APPLICATION_HANDLE AppHandle,
|
|
OUT EFI_BIS_DATA **Certificate
|
|
);
|
|
|
|
/**
|
|
Verifies the integrity and authorization of the indicated data object according to the
|
|
indicated credentials.
|
|
|
|
@param AppHandle An opaque handle that identifies the caller's instance of initialization
|
|
of the BIS service.
|
|
@param Credentials A Signed Manifest containing verification information for the indicated
|
|
data object.
|
|
@param DataObject An in-memory copy of the raw data object to be verified.
|
|
@param IsVerified The function writes TRUE if the verification succeeded, otherwise
|
|
FALSE.
|
|
|
|
@retval EFI_SUCCESS The function completed successfully.
|
|
@retval EFI_NO_MAPPING The AppHandle parameter is not or is no longer a valid
|
|
application instance handle associated with the EFI_BIS protocol.
|
|
@retval EFI_OUT_OF_RESOURCES The function failed due to lack of memory or other resources.
|
|
@retval EFI_INVALID_PARAMETER One or more parameters are invalid.
|
|
@retval EFI_SECURITY_VIOLATION The signed manifest supplied as the Credentials parameter
|
|
was invalid (could not be parsed) or Platform-specific authorization failed, etc.
|
|
@retval EFI_DEVICE_ERROR An unexpected internal error occurred.
|
|
|
|
**/
|
|
typedef
|
|
EFI_STATUS
|
|
(EFIAPI *EFI_BIS_VERIFY_BOOT_OBJECT)(
|
|
IN BIS_APPLICATION_HANDLE AppHandle,
|
|
IN EFI_BIS_DATA *Credentials,
|
|
IN EFI_BIS_DATA *DataObject,
|
|
OUT BOOLEAN *IsVerified
|
|
);
|
|
|
|
/**
|
|
Retrieves the current status of the Boot Authorization Check Flag.
|
|
|
|
@param AppHandle An opaque handle that identifies the caller's instance of initialization
|
|
of the BIS service.
|
|
@param CheckIsRequired The function writes the value TRUE if a Boot Authorization Check is
|
|
currently required on this platform, otherwise the function writes
|
|
FALSE.
|
|
|
|
@retval EFI_SUCCESS The function completed successfully.
|
|
@retval EFI_NO_MAPPING The AppHandle parameter is not or is no longer a valid
|
|
application instance handle associated with the EFI_BIS protocol.
|
|
@retval EFI_OUT_OF_RESOURCES The function failed due to lack of memory or other resources.
|
|
@retval EFI_INVALID_PARAMETER The CheckIsRequired parameter supplied by the caller is
|
|
NULL or an invalid memory reference.
|
|
|
|
**/
|
|
typedef
|
|
EFI_STATUS
|
|
(EFIAPI *EFI_BIS_GET_BOOT_OBJECT_AUTHORIZATION_CHECKFLAG)(
|
|
IN BIS_APPLICATION_HANDLE AppHandle,
|
|
OUT BOOLEAN *CheckIsRequired
|
|
);
|
|
|
|
/**
|
|
Retrieves a unique token value to be included in the request credential for the next update of any
|
|
parameter in the Boot Object Authorization set
|
|
|
|
@param AppHandle An opaque handle that identifies the caller's instance of initialization
|
|
of the BIS service.
|
|
@param UpdateToken The function writes an allocated EFI_BIS_DATA* containing the new
|
|
unique update token value. The caller must
|
|
eventually free the memory allocated by this function using the function Free().
|
|
|
|
@retval EFI_SUCCESS The function completed successfully.
|
|
@retval EFI_NO_MAPPING The AppHandle parameter is not or is no longer a valid
|
|
application instance handle associated with the EFI_BIS protocol.
|
|
@retval EFI_OUT_OF_RESOURCES The function failed due to lack of memory or other resources.
|
|
@retval EFI_INVALID_PARAMETER The UpdateToken parameter supplied by the caller is NULL or
|
|
an invalid memory reference.
|
|
@retval EFI_DEVICE_ERROR An unexpected internal error occurred.
|
|
|
|
**/
|
|
typedef
|
|
EFI_STATUS
|
|
(EFIAPI *EFI_BIS_GET_BOOT_OBJECT_AUTHORIZATION_UPDATE_TOKEN)(
|
|
IN BIS_APPLICATION_HANDLE AppHandle,
|
|
OUT EFI_BIS_DATA **UpdateToken
|
|
);
|
|
|
|
/**
|
|
Updates one of the configurable parameters of the Boot Object Authorization set.
|
|
|
|
@param AppHandle An opaque handle that identifies the caller's instance of initialization
|
|
of the BIS service.
|
|
@param RequestCredential This is a Signed Manifest with embedded attributes that carry the details
|
|
of the requested update.
|
|
@param NewUpdateToken The function writes an allocated EFI_BIS_DATA* containing the new
|
|
unique update token value. The caller must
|
|
eventually free the memory allocated by this function using the function Free().
|
|
|
|
@retval EFI_SUCCESS The function completed successfully.
|
|
@retval EFI_NO_MAPPING The AppHandle parameter is not or is no longer a valid
|
|
application instance handle associated with the EFI_BIS protocol.
|
|
@retval EFI_OUT_OF_RESOURCES The function failed due to lack of memory or other resources.
|
|
@retval EFI_INVALID_PARAMETER One or more parameters are invalid.
|
|
@retval EFI_SECURITY_VIOLATION The signed manifest supplied as the RequestCredential parameter
|
|
was invalid (could not be parsed) or Platform-specific authorization failed, etc.
|
|
@retval EFI_DEVICE_ERROR An unexpected internal error occurred while analyzing the new
|
|
certificate's key algorithm, or while attempting to retrieve
|
|
the public key algorithm of the manifest's signer's certificate,
|
|
or An unexpected internal error occurred in a cryptographic software module.
|
|
|
|
**/
|
|
typedef
|
|
EFI_STATUS
|
|
(EFIAPI *EFI_BIS_UPDATE_BOOT_OBJECT_AUTHORIZATION)(
|
|
IN BIS_APPLICATION_HANDLE AppHandle,
|
|
IN EFI_BIS_DATA *RequestCredential,
|
|
OUT EFI_BIS_DATA **NewUpdateToken
|
|
);
|
|
|
|
/**
|
|
Verifies the integrity and authorization of the indicated data object according to the indicated
|
|
credentials and authority certificate.
|
|
|
|
@param AppHandle An opaque handle that identifies the caller's instance of initialization
|
|
of the BIS service.
|
|
@param Credentials A Signed Manifest containing verification information for the
|
|
indicated data object.
|
|
@param DataObject An in-memory copy of the raw data object to be verified.
|
|
@param SectionName An ASCII (not Unicode) string giving the section name in the
|
|
manifest holding the verification information (in other words,
|
|
hash value) that corresponds to DataObject.
|
|
@param AuthorityCertificate A digital certificate whose public key must match the signer's
|
|
public key which is found in the credentials.
|
|
@param IsVerified The function writes TRUE if the verification was successful.
|
|
Otherwise, the function writes FALSE.
|
|
|
|
@retval EFI_SUCCESS The function completed successfully.
|
|
@retval EFI_NO_MAPPING The AppHandle parameter is not or is no longer a valid
|
|
application instance handle associated with the EFI_BIS protocol.
|
|
@retval EFI_OUT_OF_RESOURCES The function failed due to lack of memory or other resources.
|
|
@retval EFI_INVALID_PARAMETER One or more parameters are invalid.
|
|
@retval EFI_SECURITY_VIOLATION The Credentials.Data supplied by the caller is NULL,
|
|
or the AuthorityCertificate supplied by the caller was
|
|
invalid (could not be parsed),
|
|
or Platform-specific authorization failed, etc.
|
|
@retval EFI_DEVICE_ERROR An unexpected internal error occurred while attempting to retrieve
|
|
the public key algorithm of the manifest's signer's certificate,
|
|
or An unexpected internal error occurred in a cryptographic software module.
|
|
**/
|
|
typedef
|
|
EFI_STATUS
|
|
(EFIAPI *EFI_BIS_VERIFY_OBJECT_WITH_CREDENTIAL)(
|
|
IN BIS_APPLICATION_HANDLE AppHandle,
|
|
IN EFI_BIS_DATA *Credentials,
|
|
IN EFI_BIS_DATA *DataObject,
|
|
IN EFI_BIS_DATA *SectionName,
|
|
IN EFI_BIS_DATA *AuthorityCertificate,
|
|
OUT BOOLEAN *IsVerified
|
|
);
|
|
|
|
/**
|
|
Retrieves a list of digital certificate identifier, digital signature algorithm, hash algorithm, and keylength
|
|
combinations that the platform supports.
|
|
|
|
@param AppHandle An opaque handle that identifies the caller's instance of initialization
|
|
of the BIS service.
|
|
@param SignatureInfo The function writes an allocated EFI_BIS_DATA* containing the array
|
|
of EFI_BIS_SIGNATURE_INFO structures representing the supported
|
|
digital certificate identifier, algorithm, and key length combinations.
|
|
The caller must eventually free the memory allocated by this function using the function Free().
|
|
|
|
@retval EFI_SUCCESS The function completed successfully.
|
|
@retval EFI_NO_MAPPING The AppHandle parameter is not or is no longer a valid
|
|
application instance handle associated with the EFI_BIS protocol.
|
|
@retval EFI_OUT_OF_RESOURCES The function failed due to lack of memory or other resources.
|
|
@retval EFI_INVALID_PARAMETER The SignatureInfo parameter supplied by the caller is NULL
|
|
or an invalid memory reference.
|
|
@retval EFI_DEVICE_ERROR An unexpected internal error occurred in a
|
|
cryptographic software module, or
|
|
The function encountered an unexpected internal consistency check
|
|
failure (possible corruption of stored Boot Object Authorization Certificate).
|
|
|
|
**/
|
|
typedef
|
|
EFI_STATUS
|
|
(EFIAPI *EFI_BIS_GET_SIGNATURE_INFO)(
|
|
IN BIS_APPLICATION_HANDLE AppHandle,
|
|
OUT EFI_BIS_DATA **SignatureInfo
|
|
);
|
|
|
|
///
|
|
/// The EFI_BIS_PROTOCOL is used to check a digital signature of a data block against a digital
|
|
/// certificate for the purpose of an integrity and authorization check.
|
|
///
|
|
struct _EFI_BIS_PROTOCOL {
|
|
EFI_BIS_INITIALIZE Initialize;
|
|
EFI_BIS_SHUTDOWN Shutdown;
|
|
EFI_BIS_FREE Free;
|
|
EFI_BIS_GET_BOOT_OBJECT_AUTHORIZATION_CERTIFICATE GetBootObjectAuthorizationCertificate;
|
|
EFI_BIS_GET_BOOT_OBJECT_AUTHORIZATION_CHECKFLAG GetBootObjectAuthorizationCheckFlag;
|
|
EFI_BIS_GET_BOOT_OBJECT_AUTHORIZATION_UPDATE_TOKEN GetBootObjectAuthorizationUpdateToken;
|
|
EFI_BIS_GET_SIGNATURE_INFO GetSignatureInfo;
|
|
EFI_BIS_UPDATE_BOOT_OBJECT_AUTHORIZATION UpdateBootObjectAuthorization;
|
|
EFI_BIS_VERIFY_BOOT_OBJECT VerifyBootObject;
|
|
EFI_BIS_VERIFY_OBJECT_WITH_CREDENTIAL VerifyObjectWithCredential;
|
|
};
|
|
|
|
extern EFI_GUID gEfiBisProtocolGuid;
|
|
extern EFI_GUID gBootObjectAuthorizationParmsetGuid;
|
|
|
|
#endif
|