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/** @file
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.<BR>
SPDX-License-Identifier: BSD-2-Clause-Patent
**/
#ifndef __USER_CREDENTIAL2_H__
#define __USER_CREDENTIAL2_H__
#include <Protocol/UserManager.h>
#define EFI_USER_CREDENTIAL2_PROTOCOL_GUID \
{ \
0xe98adb03, 0xb8b9, 0x4af8, { 0xba, 0x20, 0x26, 0xe9, 0x11, 0x4c, 0xbc, 0xe5 } \
}
typedef struct _EFI_USER_CREDENTIAL2_PROTOCOL EFI_USER_CREDENTIAL2_PROTOCOL;
/**
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.
@param[in] This Points to this instance of the EFI_USER_CREDENTIAL2_PROTOCOL.
@param[in] User The user profile to enroll.
@retval EFI_SUCCESS User profile was successfully enrolled.
@retval EFI_ACCESS_DENIED Current 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.
@retval EFI_UNSUPPORTED This credential provider does not support enrollment in the pre-OS.
@retval EFI_DEVICE_ERROR The new credential could not be created because of a device error.
@retval EFI_INVALID_PARAMETER User does not refer to a valid user profile handle.
**/
typedef
EFI_STATUS
(EFIAPI *EFI_CREDENTIAL2_ENROLL)(
IN CONST EFI_USER_CREDENTIAL2_PROTOCOL *This,
IN EFI_USER_PROFILE_HANDLE User
);
/**
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.
@param[in] This Points to this instance of the EFI_USER_CREDENTIAL2_PROTOCOL.
@param[out] Hii On return, holds the HII database handle.
@param[out] FormSetId On return, holds the identifier of the form set which contains
the form used during user identification.
@param[out] FormId On return, holds the identifier of the form used during user
identification.
@retval EFI_SUCCESS Form returned successfully.
@retval EFI_NOT_FOUND Form not returned.
@retval EFI_INVALID_PARAMETER Hii is NULL or FormSetId is NULL or FormId is NULL.
**/
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 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.
@param[in] This Points to this instance of the EFI_USER_CREDENTIAL2_PROTOCOL.
@param[in, out] Width On 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.
@param[in, out] Height On 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
@param[out] Hii On return, holds the HII database handle.
@param[out] Image On return, holds the HII image identifier.
@retval EFI_SUCCESS Image identifier returned successfully.
@retval EFI_NOT_FOUND Image identifier not returned.
@retval EFI_INVALID_PARAMETER Hii is NULL or Image 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 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.
@param[in] This Points to this instance of the EFI_USER_CREDENTIAL2_PROTOCOL.
@param[out] Hii On return, holds the HII database handle.
@param[out] String On return, holds the HII string identifier.
@retval EFI_SUCCESS String identifier returned successfully.
@retval EFI_NOT_FOUND String identifier not returned.
@retval EFI_INVALID_PARAMETER Hii is NULL or String is NULL.
**/
typedef
EFI_STATUS
(EFIAPI *EFI_CREDENTIAL2_TITLE)(
IN CONST EFI_USER_CREDENTIAL2_PROTOCOL *This,
OUT EFI_HII_HANDLE *Hii,
OUT EFI_STRING_ID *String
);
/**
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.
@param[in] This Points to this instance of the EFI_USER_CREDENTIAL2_PROTOCOL.
@param[in] User The 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.
@param[out] Identifier On return, points to the user identifier.
@retval EFI_SUCCESS User identifier returned successfully.
@retval EFI_NOT_READY No user identifier can be returned.
@retval EFI_ACCESS_DENIED The user has been locked out of this user credential.
@retval EFI_NOT_FOUND User is not NULL, and the specified user handle can't be found in user
profile database
@retval EFI_INVALID_PARAMETER Identifier is NULL.
**/
typedef
EFI_STATUS
(EFIAPI *EFI_CREDENTIAL2_USER)(
IN CONST EFI_USER_CREDENTIAL2_PROTOCOL *This,
IN EFI_USER_PROFILE_HANDLE User,
OUT EFI_USER_INFO_IDENTIFIER *Identifier
);
/**
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.
@param[in] This Points to this instance of the EFI_USER_CREDENTIAL2_PROTOCOL.
@param[out] AutoLogon On return, points to the credential provider's capabilities after
the credential provider has been selected by the user.
@retval EFI_SUCCESS Credential provider successfully selected.
@retval EFI_INVALID_PARAMETER AutoLogon 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 ended for the specified credential.
This function is called when a credential provider is deselected by the user.
@param[in] This Points to this instance of the EFI_USER_CREDENTIAL2_PROTOCOL.
@retval EFI_SUCCESS Credential provider successfully deselected.
**/
typedef
EFI_STATUS
(EFIAPI *EFI_CREDENTIAL2_DESELECT)(
IN CONST EFI_USER_CREDENTIAL2_PROTOCOL *This
);
/**
Return the default logon behavior for this user credential.
This function reports the default login behavior regarding this credential provider.
@param[in] This Points to this instance of the EFI_USER_CREDENTIAL2_PROTOCOL.
@param[out] AutoLogon On return, holds whether the credential provider should be
used by default to automatically log on the user.
@retval EFI_SUCCESS Default information successfully returned.
@retval EFI_INVALID_PARAMETER AutoLogon is NULL.
**/
typedef
EFI_STATUS
(EFIAPI *EFI_CREDENTIAL2_DEFAULT)(
IN CONST EFI_USER_CREDENTIAL2_PROTOCOL *This,
OUT EFI_CREDENTIAL_LOGON_FLAGS *AutoLogon
);
/**
Return information attached to the credential provider.
This function returns user information.
@param[in] This Points to this instance of the EFI_USER_CREDENTIAL2_PROTOCOL.
@param[in] UserInfo Handle of the user information data record.
@param[out] Info On 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.
@param[in,out] InfoSize On entry, points to the size of Info. On return, points to the size of the user
information.
@retval EFI_SUCCESS Information returned successfully.
@retval EFI_BUFFER_TOO_SMALL The size specified by InfoSize is too small to hold all of the user
information. The size required is returned in *InfoSize.
@retval EFI_NOT_FOUND The specified UserInfo does not refer to a valid user info handle.
@retval EFI_INVALID_PARAMETER Info is NULL or InfoSize 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
);
/**
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.
@param[in] This Points to this instance of the EFI_USER_CREDENTIAL2_PROTOCOL.
@param[in,out] UserInfo On 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.
@retval EFI_SUCCESS User information returned.
@retval EFI_NOT_FOUND No more user information found.
@retval EFI_INVALID_PARAMETER UserInfo 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
);
/**
Delete a user on this credential provider.
This function deletes a user on this credential provider.
@param[in] This Points to this instance of the EFI_USER_CREDENTIAL2_PROTOCOL.
@param[in] User The user profile handle to delete.
@retval EFI_SUCCESS User profile was successfully deleted.
@retval EFI_ACCESS_DENIED Current 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.
@retval EFI_UNSUPPORTED This credential provider does not support deletion in the pre-OS.
@retval EFI_DEVICE_ERROR The new credential could not be deleted because of a device error.
@retval EFI_INVALID_PARAMETER User does not refer to a valid user profile handle.
**/
typedef
EFI_STATUS
(EFIAPI *EFI_CREDENTIAL2_DELETE)(
IN CONST EFI_USER_CREDENTIAL2_PROTOCOL *This,
IN EFI_USER_PROFILE_HANDLE User
);
///
/// This protocol provides support for a single class of credentials
///
struct _EFI_USER_CREDENTIAL2_PROTOCOL {
EFI_GUID Identifier; ///< Uniquely identifies this credential provider.
EFI_GUID Type; ///< Identifies this class of User Credential Provider.
EFI_CREDENTIAL2_ENROLL Enroll;
EFI_CREDENTIAL2_FORM Form;
EFI_CREDENTIAL2_TILE Tile;
EFI_CREDENTIAL2_TITLE Title;
EFI_CREDENTIAL2_USER User;
EFI_CREDENTIAL2_SELECT Select;
EFI_CREDENTIAL2_DESELECT Deselect;
EFI_CREDENTIAL2_DEFAULT Default;
EFI_CREDENTIAL2_GET_INFO GetInfo;
EFI_CREDENTIAL2_GET_NEXT_INFO GetNextInfo;
EFI_CREDENTIAL_CAPABILITIES Capabilities;
EFI_CREDENTIAL2_DELETE Delete;
};
extern EFI_GUID gEfiUserCredential2ProtocolGuid;
#endif
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