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UserCredential2.h File Reference

Data Structures

struct  _EFI_USER_CREDENTIAL2_PROTOCOL
 

Macros

#define EFI_USER_CREDENTIAL2_PROTOCOL_GUID
 

Typedefs

typedef struct
_EFI_USER_CREDENTIAL2_PROTOCOL 
EFI_USER_CREDENTIAL2_PROTOCOL
 
typedef EFI_STATUS(EFIAPIEFI_CREDENTIAL2_ENROLL )(IN CONST EFI_USER_CREDENTIAL2_PROTOCOL *This, IN EFI_USER_PROFILE_HANDLE User)
 
typedef EFI_STATUS(EFIAPIEFI_CREDENTIAL2_FORM )(IN CONST EFI_USER_CREDENTIAL2_PROTOCOL *This, OUT EFI_HII_HANDLE *Hii, OUT EFI_GUID *FormSetId, OUT EFI_FORM_ID *FormId)
 
typedef EFI_STATUS(EFIAPIEFI_CREDENTIAL2_TILE )(IN CONST EFI_USER_CREDENTIAL2_PROTOCOL *This, IN OUT UINTN *Width, IN OUT UINTN *Height, OUT EFI_HII_HANDLE *Hii, OUT EFI_IMAGE_ID *Image)
 
typedef EFI_STATUS(EFIAPIEFI_CREDENTIAL2_TITLE )(IN CONST EFI_USER_CREDENTIAL2_PROTOCOL *This, OUT EFI_HII_HANDLE *Hii, OUT EFI_STRING_ID *String)
 
typedef EFI_STATUS(EFIAPIEFI_CREDENTIAL2_USER )(IN CONST EFI_USER_CREDENTIAL2_PROTOCOL *This, IN EFI_USER_PROFILE_HANDLE User, OUT EFI_USER_INFO_IDENTIFIER *Identifier)
 
typedef EFI_STATUS(EFIAPIEFI_CREDENTIAL2_SELECT )(IN CONST EFI_USER_CREDENTIAL2_PROTOCOL *This, OUT EFI_CREDENTIAL_LOGON_FLAGS *AutoLogon)
 
typedef EFI_STATUS(EFIAPIEFI_CREDENTIAL2_DESELECT )(IN CONST EFI_USER_CREDENTIAL2_PROTOCOL *This)
 
typedef EFI_STATUS(EFIAPIEFI_CREDENTIAL2_DEFAULT )(IN CONST EFI_USER_CREDENTIAL2_PROTOCOL *This, OUT EFI_CREDENTIAL_LOGON_FLAGS *AutoLogon)
 
typedef EFI_STATUS(EFIAPIEFI_CREDENTIAL2_GET_INFO )(IN CONST EFI_USER_CREDENTIAL2_PROTOCOL *This, IN EFI_USER_INFO_HANDLE UserInfo, OUT EFI_USER_INFO *Info, IN OUT UINTN *InfoSize)
 
typedef EFI_STATUS(EFIAPIEFI_CREDENTIAL2_GET_NEXT_INFO )(IN CONST EFI_USER_CREDENTIAL2_PROTOCOL *This, IN OUT EFI_USER_INFO_HANDLE *UserInfo)
 
typedef EFI_STATUS(EFIAPIEFI_CREDENTIAL2_DELETE )(IN CONST EFI_USER_CREDENTIAL2_PROTOCOL *This, IN EFI_USER_PROFILE_HANDLE User)
 

Variables

EFI_GUID gEfiUserCredential2ProtocolGuid
 

Detailed Description

UEFI 2.3.1 User Credential Protocol definition.

Attached to a device handle, this protocol identifies a single means of identifying the user.

Copyright (c) 2009 - 2018, Intel Corporation. All rights reserved.
SPDX-License-Identifier: BSD-2-Clause-Patent

Macro Definition Documentation

#define EFI_USER_CREDENTIAL2_PROTOCOL_GUID
Value:
{ \
0xe98adb03, 0xb8b9, 0x4af8, { 0xba, 0x20, 0x26, 0xe9, 0x11, 0x4c, 0xbc, 0xe5 } \
}

Typedef Documentation

typedef EFI_STATUS(EFIAPI * EFI_CREDENTIAL2_DEFAULT)(IN CONST EFI_USER_CREDENTIAL2_PROTOCOL *This, OUT EFI_CREDENTIAL_LOGON_FLAGS *AutoLogon)

Return the default logon behavior for this user credential.

This function reports the default login behavior regarding this credential provider.

Parameters
[in]ThisPoints to this instance of the EFI_USER_CREDENTIAL2_PROTOCOL.
[out]AutoLogonOn return, holds whether the credential provider should be used by default to automatically log on the user.
Return values
EFI_SUCCESSDefault information successfully returned.
EFI_INVALID_PARAMETERAutoLogon is NULL.

Delete a user on this credential provider.

This function deletes a user on this credential provider.

Parameters
[in]ThisPoints to this instance of the EFI_USER_CREDENTIAL2_PROTOCOL.
[in]UserThe user profile handle to delete.
Return values
EFI_SUCCESSUser profile was successfully deleted.
EFI_ACCESS_DENIEDCurrent user profile does not permit deletion on the user profile handle. Either the user profile cannot delete on any user profile or cannot delete on a user profile other than the current user profile.
EFI_UNSUPPORTEDThis credential provider does not support deletion in the pre-OS.
EFI_DEVICE_ERRORThe new credential could not be deleted because of a device error.
EFI_INVALID_PARAMETERUser does not refer to a valid user profile handle.
typedef EFI_STATUS(EFIAPI * EFI_CREDENTIAL2_DESELECT)(IN CONST EFI_USER_CREDENTIAL2_PROTOCOL *This)

Indicate that user interface interaction has ended for the specified credential.

This function is called when a credential provider is deselected by the user.

Parameters
[in]ThisPoints to this instance of the EFI_USER_CREDENTIAL2_PROTOCOL.
Return values
EFI_SUCCESSCredential provider successfully deselected.

Enroll a user on a credential provider.

This function enrolls a user on this credential provider. If the user exists on this credential provider, update the user information on this credential provider; otherwise add the user information on credential provider.

Parameters
[in]ThisPoints to this instance of the EFI_USER_CREDENTIAL2_PROTOCOL.
[in]UserThe user profile to enroll.
Return values
EFI_SUCCESSUser profile was successfully enrolled.
EFI_ACCESS_DENIEDCurrent user profile does not permit enrollment on the user profile handle. Either the user profile cannot enroll on any user profile or cannot enroll on a user profile other than the current user profile.
EFI_UNSUPPORTEDThis credential provider does not support enrollment in the pre-OS.
EFI_DEVICE_ERRORThe new credential could not be created because of a device error.
EFI_INVALID_PARAMETERUser does not refer to a valid user profile handle.
typedef EFI_STATUS(EFIAPI * EFI_CREDENTIAL2_FORM)(IN CONST EFI_USER_CREDENTIAL2_PROTOCOL *This, OUT EFI_HII_HANDLE *Hii, OUT EFI_GUID *FormSetId, OUT EFI_FORM_ID *FormId)

Returns the user interface information used during user identification.

This function returns information about the form used when interacting with the user during user identification. The form is the first enabled form in the form-set class EFI_HII_USER_CREDENTIAL_FORMSET_GUID installed on the HII handle HiiHandle. If the user credential provider does not require a form to identify the user, then this function should return EFI_NOT_FOUND.

Parameters
[in]ThisPoints to this instance of the EFI_USER_CREDENTIAL2_PROTOCOL.
[out]HiiOn return, holds the HII database handle.
[out]FormSetIdOn return, holds the identifier of the form set which contains the form used during user identification.
[out]FormIdOn return, holds the identifier of the form used during user identification.
Return values
EFI_SUCCESSForm returned successfully.
EFI_NOT_FOUNDForm not returned.
EFI_INVALID_PARAMETERHii is NULL or FormSetId is NULL or FormId is NULL.
typedef EFI_STATUS(EFIAPI * EFI_CREDENTIAL2_GET_INFO)(IN CONST EFI_USER_CREDENTIAL2_PROTOCOL *This, IN EFI_USER_INFO_HANDLE UserInfo, OUT EFI_USER_INFO *Info, IN OUT UINTN *InfoSize)

Return information attached to the credential provider.

This function returns user information.

Parameters
[in]ThisPoints to this instance of the EFI_USER_CREDENTIAL2_PROTOCOL.
[in]UserInfoHandle of the user information data record.
[out]InfoOn entry, points to a buffer of at least *InfoSize bytes. On exit, holds the user information. If the buffer is too small to hold the information, then EFI_BUFFER_TOO_SMALL is returned and InfoSize is updated to contain the number of bytes actually required.
[in,out]InfoSizeOn entry, points to the size of Info. On return, points to the size of the user information.
Return values
EFI_SUCCESSInformation returned successfully.
EFI_BUFFER_TOO_SMALLThe size specified by InfoSize is too small to hold all of the user information. The size required is returned in *InfoSize.
EFI_NOT_FOUNDThe specified UserInfo does not refer to a valid user info handle.
EFI_INVALID_PARAMETERInfo is NULL or InfoSize is NULL.
typedef EFI_STATUS(EFIAPI * EFI_CREDENTIAL2_GET_NEXT_INFO)(IN CONST EFI_USER_CREDENTIAL2_PROTOCOL *This, IN OUT EFI_USER_INFO_HANDLE *UserInfo)

Enumerate all of the user information records on the credential provider.

This function returns the next user information record. To retrieve the first user information record handle, point UserInfo at a NULL. Each subsequent call will retrieve another user information record handle until there are no more, at which point UserInfo will point to NULL.

Parameters
[in]ThisPoints to this instance of the EFI_USER_CREDENTIAL2_PROTOCOL.
[in,out]UserInfoOn entry, points to the previous user information handle or NULL to start enumeration. On exit, points to the next user information handle or NULL if there is no more user information.
Return values
EFI_SUCCESSUser information returned.
EFI_NOT_FOUNDNo more user information found.
EFI_INVALID_PARAMETERUserInfo is NULL.
typedef EFI_STATUS(EFIAPI * EFI_CREDENTIAL2_SELECT)(IN CONST EFI_USER_CREDENTIAL2_PROTOCOL *This, OUT EFI_CREDENTIAL_LOGON_FLAGS *AutoLogon)

Indicate that user interface interaction has begun for the specified credential.

This function is called when a credential provider is selected by the user. If AutoLogon returns FALSE, then the user interface will be constructed by the User Identity Manager.

Parameters
[in]ThisPoints to this instance of the EFI_USER_CREDENTIAL2_PROTOCOL.
[out]AutoLogonOn return, points to the credential provider's capabilities after the credential provider has been selected by the user.
Return values
EFI_SUCCESSCredential provider successfully selected.
EFI_INVALID_PARAMETERAutoLogon is NULL.
typedef EFI_STATUS(EFIAPI * EFI_CREDENTIAL2_TILE)(IN CONST EFI_USER_CREDENTIAL2_PROTOCOL *This, IN OUT UINTN *Width, IN OUT UINTN *Height, OUT EFI_HII_HANDLE *Hii, OUT EFI_IMAGE_ID *Image)

Returns bitmap used to describe the credential provider type.

This optional function returns a bitmap which is less than or equal to the number of pixels specified by Width and Height. If no such bitmap exists, then EFI_NOT_FOUND is returned.

Parameters
[in]ThisPoints to this instance of the EFI_USER_CREDENTIAL2_PROTOCOL.
[in,out]WidthOn entry, points to the desired bitmap width. If NULL then no bitmap information will be returned. On exit, points to the width of the bitmap returned.
[in,out]HeightOn entry, points to the desired bitmap height. If NULL then no bitmap information will be returned. On exit, points to the height of the bitmap returned
[out]HiiOn return, holds the HII database handle.
[out]ImageOn return, holds the HII image identifier.
Return values
EFI_SUCCESSImage identifier returned successfully.
EFI_NOT_FOUNDImage identifier not returned.
EFI_INVALID_PARAMETERHii is NULL or Image is NULL.

Returns string used to describe the credential provider type.

This function returns a string which describes the credential provider. If no such string exists, then EFI_NOT_FOUND is returned.

Parameters
[in]ThisPoints to this instance of the EFI_USER_CREDENTIAL2_PROTOCOL.
[out]HiiOn return, holds the HII database handle.
[out]StringOn return, holds the HII string identifier.
Return values
EFI_SUCCESSString identifier returned successfully.
EFI_NOT_FOUNDString identifier not returned.
EFI_INVALID_PARAMETERHii is NULL or String is NULL.

Return the user identifier associated with the currently authenticated user.

This function returns the user identifier of the user authenticated by this credential provider. This function is called after the credential-related information has been submitted on a form OR after a call to Default() has returned that this credential is ready to log on.

Parameters
[in]ThisPoints to this instance of the EFI_USER_CREDENTIAL2_PROTOCOL.
[in]UserThe user profile handle of the user profile currently being considered by the user identity manager. If NULL, then no user profile is currently under consideration.
[out]IdentifierOn return, points to the user identifier.
Return values
EFI_SUCCESSUser identifier returned successfully.
EFI_NOT_READYNo user identifier can be returned.
EFI_ACCESS_DENIEDThe user has been locked out of this user credential.
EFI_NOT_FOUNDUser is not NULL, and the specified user handle can't be found in user profile database
EFI_INVALID_PARAMETERIdentifier is NULL.

Variable Documentation

EFI_GUID gEfiUserCredential2ProtocolGuid