From nobody Fri May 10 08:31:33 2024 Delivered-To: importer@patchew.org Received-SPF: pass (zohomail.com: domain of groups.io designates 66.175.222.108 as permitted sender) client-ip=66.175.222.108; envelope-from=bounce+27952+111907+1787277+3901457@groups.io; helo=mail02.groups.io; Authentication-Results: mx.zohomail.com; dkim=pass; spf=pass (zohomail.com: domain of groups.io designates 66.175.222.108 as permitted sender) smtp.mailfrom=bounce+27952+111907+1787277+3901457@groups.io; dmarc=fail(p=none dis=none) header.from=intel.com ARC-Seal: i=1; a=rsa-sha256; t=1701356915; cv=none; d=zohomail.com; s=zohoarc; b=jcje9JgrhLo5BOgYOFAq6/QypFupsKVxI/q3I6RDxvwk/Hh1Slfz7iOkHZAzBW3EgtBfJH7wWkDEYkWKJ8Zwfd9ausdV2qDTmqXwHjz6WGoFIPDmUGkICRcGH7wHkphSGPvv5WeuQWBMKRvl/qgVShvO82PjjDm5UHv+5bqbRuQ= ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=zohomail.com; s=zohoarc; t=1701356915; h=Content-Transfer-Encoding:Cc:Cc:Date:Date:From:From:In-Reply-To:List-Subscribe:List-Id:List-Help:List-Unsubscribe:MIME-Version:Message-ID:Reply-To:Reply-To:References:Sender:Subject:Subject:To:To:Message-Id; bh=10goTX+w4LrejwDiUV6xh3x6cVN52hZgUuuZPFVtb4k=; b=N8Jy5FvrDINzT0JcmKg2cMQCkBFBgEGnDcDE71kDi0c3JM1jYFEBguS/ZIwA1WNn/YY3gkkJ2n6VggnMnUYVZCSvzsOT44z+T3vQ3BaS8yfXBdB7e7dQx5Lf5G9hEt7PjB/rx4zk0x+pVJ2/gHtYQACZZK3Pz6S7KW/XusDoO/w= ARC-Authentication-Results: i=1; mx.zohomail.com; dkim=pass; spf=pass (zohomail.com: domain of groups.io designates 66.175.222.108 as permitted sender) smtp.mailfrom=bounce+27952+111907+1787277+3901457@groups.io; dmarc=fail header.from= (p=none dis=none) Received: from mail02.groups.io (mail02.groups.io [66.175.222.108]) by mx.zohomail.com with SMTPS id 1701356915224693.1665288444104; Thu, 30 Nov 2023 07:08:35 -0800 (PST) Return-Path: DKIM-Signature: a=rsa-sha256; bh=SR+YbFaRydmM+fbKE2LtkEJwA49rMQQi1x18xqYGW+A=; c=relaxed/simple; d=groups.io; h=From:To:Cc:Subject:Date:Message-Id:In-Reply-To:References:MIME-Version:Precedence:List-Subscribe:List-Help:Sender:List-Id:Mailing-List:Delivered-To:Reply-To:List-Unsubscribe-Post:List-Unsubscribe:Content-Transfer-Encoding; s=20140610; t=1701356914; v=1; b=UTh+TVbjeMcOiJ295KnD/l21pXIYTInMljJOoz0lQInpGiHbzoBjljvoMMIqjQXV9LaEcYLo YxM+tEJJR2eCgm3oXOAHE/UL2Fp59VSipi/gxSm8MhXtYn4BuLMbqYePBqLdeg3G+1Rd/ehq3X7 0xbQfXq/hI+OybZgNr+SiwcI= X-Received: by 127.0.0.2 with SMTP id ntZ3YY1788612xBxDsmfF7Jh; Thu, 30 Nov 2023 07:08:34 -0800 X-Received: from mgamail.intel.com (mgamail.intel.com [192.55.52.120]) by mx.groups.io with SMTP id smtpd.web10.74511.1701356910447162584 for ; Thu, 30 Nov 2023 07:08:34 -0800 X-IronPort-AV: E=McAfee;i="6600,9927,10910"; a="392201262" X-IronPort-AV: E=Sophos;i="6.04,239,1695711600"; d="scan'208";a="392201262" X-Received: from fmsmga006.fm.intel.com ([10.253.24.20]) by fmsmga104.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 30 Nov 2023 07:08:34 -0800 X-ExtLoop1: 1 X-IronPort-AV: E=McAfee;i="6600,9927,10910"; a="1016657968" X-IronPort-AV: E=Sophos;i="6.04,239,1695711600"; d="scan'208";a="1016657968" X-Received: from shpfwdbuild003.ccr.corp.intel.com ([10.239.56.82]) by fmsmga006.fm.intel.com with ESMTP; 30 Nov 2023 07:08:31 -0800 From: "Xu, Wei6" To: devel@edk2.groups.io Cc: Wei6 Xu , Dandan Bi , Nate DeSimone , Liming Gao Subject: [edk2-devel] [PATCH v2 edk2-platforms 1/1] UserAuthFeaturePkg/UserAuthenticationSmm: Support Standalone MM. Date: Thu, 30 Nov 2023 23:07:02 +0800 Message-Id: <99ee6f53db1540ae5e47737e1e5b80c5433c3dea.1701355673.git.wei6.xu@intel.com> In-Reply-To: References: MIME-Version: 1.0 Precedence: Bulk List-Subscribe: List-Help: Sender: devel@edk2.groups.io List-Id: Mailing-List: list devel@edk2.groups.io; contact devel+owner@edk2.groups.io Reply-To: devel@edk2.groups.io,wei6.xu@intel.com List-Unsubscribe-Post: List-Unsubscribe=One-Click List-Unsubscribe: X-Gm-Message-State: Mpvgp8EUbwqBsqMAIhluD2gIx1787277AA= Content-Transfer-Encoding: quoted-printable X-ZohoMail-DKIM: pass (identity @groups.io) X-ZM-MESSAGEID: 1701356915638000006 Content-Type: text/plain; charset="utf-8" Refactor UserAuthenticationSmm to support Standalone MM. - Factor out variable lock code logic that references boot services. - UserAuthenticationStandaloneMmDxe is added to lock the variables. It is only used for UserAuthenticationStandaloneMm. - UserAuthenticationStandaloneMm doesn't lock the variables, needs to rely on UserAuthenticationStandaloneMmDxe to do the lock. - UserAuthenticationSmm still locks the variables by itself, no need to include UserAuthenticationStandaloneMmDxe. - Register gEfiEventExitBootServicesGuid notify which is used by the StandaloneMmCore. Since gEdkiiVariableLockProtocolGuid is a deprecated interface, use gEdkiiVariablePolicyProtocolGuid to lock password variables instead. Cc: Dandan Bi Cc: Nate DeSimone Cc: Liming Gao Signed-off-by: Wei6 Xu Reviewed-by: Nate DeSimone --- .../Include/UserAuthFeature.dsc | 4 +- .../UserAuthenticationSmm.c | 40 ++++----- .../UserAuthenticationSmm.h | 28 ++++--- .../UserAuthenticationSmm.inf | 13 +-- .../UserAuthenticationStandaloneMm.c | 43 ++++++++++ .../UserAuthenticationStandaloneMm.inf | 58 +++++++++++++ .../UserAuthenticationStandaloneMmDxe.c | 31 +++++++ .../UserAuthenticationStandaloneMmDxe.inf | 42 ++++++++++ .../UserAuthenticationTraditionalMm.c | 28 +++++++ .../UserAuthenticationVariable.h | 36 ++++++++ .../UserAuthenticationVariableLock.c | 84 +++++++++++++++++++ 11 files changed, 363 insertions(+), 44 deletions(-) create mode 100644 Features/Intel/UserInterface/UserAuthFeaturePkg/UserAut= henticationDxeSmm/UserAuthenticationStandaloneMm.c create mode 100644 Features/Intel/UserInterface/UserAuthFeaturePkg/UserAut= henticationDxeSmm/UserAuthenticationStandaloneMm.inf create mode 100644 Features/Intel/UserInterface/UserAuthFeaturePkg/UserAut= henticationDxeSmm/UserAuthenticationStandaloneMmDxe.c create mode 100644 Features/Intel/UserInterface/UserAuthFeaturePkg/UserAut= henticationDxeSmm/UserAuthenticationStandaloneMmDxe.inf create mode 100644 Features/Intel/UserInterface/UserAuthFeaturePkg/UserAut= henticationDxeSmm/UserAuthenticationTraditionalMm.c create mode 100644 Features/Intel/UserInterface/UserAuthFeaturePkg/UserAut= henticationDxeSmm/UserAuthenticationVariable.h create mode 100644 Features/Intel/UserInterface/UserAuthFeaturePkg/UserAut= henticationDxeSmm/UserAuthenticationVariableLock.c diff --git a/Features/Intel/UserInterface/UserAuthFeaturePkg/Include/UserAu= thFeature.dsc b/Features/Intel/UserInterface/UserAuthFeaturePkg/Include/Use= rAuthFeature.dsc index 2f39a5580caf..1541dc3f80f3 100644 --- a/Features/Intel/UserInterface/UserAuthFeaturePkg/Include/UserAuthFeatu= re.dsc +++ b/Features/Intel/UserInterface/UserAuthFeaturePkg/Include/UserAuthFeatu= re.dsc @@ -6,7 +6,7 @@ # INF files to generate AutoGen.c and AutoGen.h files # for the build infrastructure. # -# Copyright (c) 2020 - 2021, Intel Corporation. All rights reserved.
+# Copyright (c) 2020 - 2023, Intel Corporation. All rights reserved.
# # SPDX-License-Identifier: BSD-2-Clause-Patent # @@ -75,3 +75,5 @@ UserAuthFeaturePkg/UserAuthenticationDxeSmm/UserAuthenticationDxe.inf UserAuthFeaturePkg/UserAuthenticationDxeSmm/UserAuthentication2Dxe.inf UserAuthFeaturePkg/UserAuthenticationDxeSmm/UserAuthenticationSmm.inf + UserAuthFeaturePkg/UserAuthenticationDxeSmm/UserAuthenticationStandalone= Mm.inf + UserAuthFeaturePkg/UserAuthenticationDxeSmm/UserAuthenticationStandalone= MmDxe.inf diff --git a/Features/Intel/UserInterface/UserAuthFeaturePkg/UserAuthentica= tionDxeSmm/UserAuthenticationSmm.c b/Features/Intel/UserInterface/UserAuthF= eaturePkg/UserAuthenticationDxeSmm/UserAuthenticationSmm.c index 16e3405a82ef..98f40c1812c1 100644 --- a/Features/Intel/UserInterface/UserAuthFeaturePkg/UserAuthenticationDxe= Smm/UserAuthenticationSmm.c +++ b/Features/Intel/UserInterface/UserAuthFeaturePkg/UserAuthenticationDxe= Smm/UserAuthenticationSmm.c @@ -1,6 +1,6 @@ /** @file =20 - Copyright (c) 2019 - 2021, Intel Corporation. All rights reserved.
+ Copyright (c) 2019 - 2023, Intel Corporation. All rights reserved.
SPDX-License-Identifier: BSD-2-Clause-Patent =20 **/ @@ -642,7 +642,7 @@ UaExitBootServices ( { DEBUG ((DEBUG_INFO, "Unregister User Authentication Smi\n")); =20 - gSmst->SmiHandlerUnRegister(mSmmHandle); + gMmst->MmiHandlerUnRegister(mSmmHandle); =20 return EFI_SUCCESS; } @@ -657,54 +657,44 @@ UaExitBootServices ( =20 **/ EFI_STATUS -EFIAPI PasswordSmmInit ( - IN EFI_HANDLE ImageHandle, - IN EFI_SYSTEM_TABLE *SystemTable + VOID ) { EFI_STATUS Status; - EDKII_VARIABLE_LOCK_PROTOCOL *VariableLock; - CHAR16 PasswordHistoryName[sizeof(USER_AU= THENTICATION_VAR_NAME)/sizeof(CHAR16) + 5]; - UINTN Index; EFI_EVENT ExitBootServicesEvent; EFI_EVENT LegacyBootEvent; + EFI_EVENT SmmExitBootServicesEvent; =20 ASSERT (PASSWORD_HASH_SIZE =3D=3D SHA256_DIGEST_SIZE); ASSERT (PASSWORD_HISTORY_CHECK_COUNT < 0xFFFF); =20 - Status =3D gSmst->SmmLocateProtocol (&gEfiSmmVariableProtocolGuid, NULL,= (VOID**)&mSmmVariable); + Status =3D gMmst->MmLocateProtocol (&gEfiSmmVariableProtocolGuid, NULL, = (VOID**)&mSmmVariable); ASSERT_EFI_ERROR (Status); =20 // // Make password variables read-only for DXE driver for security concern. // - Status =3D gBS->LocateProtocol (&gEdkiiVariableLockProtocolGuid, NULL, (= VOID **) &VariableLock); - if (!EFI_ERROR (Status)) { - Status =3D VariableLock->RequestToLock (VariableLock, USER_AUTHENTICAT= ION_VAR_NAME, &gUserAuthenticationGuid); - ASSERT_EFI_ERROR (Status); - - for (Index =3D 1; Index <=3D PASSWORD_HISTORY_CHECK_COUNT; Index++) { - UnicodeSPrint (PasswordHistoryName, sizeof (PasswordHistoryName), L"= %s%04x", USER_AUTHENTICATION_VAR_NAME, Index); - Status =3D VariableLock->RequestToLock (VariableLock, PasswordHistor= yName, &gUserAuthenticationGuid); - ASSERT_EFI_ERROR (Status); - } - Status =3D VariableLock->RequestToLock (VariableLock, USER_AUTHENTICAT= ION_HISTORY_LAST_VAR_NAME, &gUserAuthenticationGuid); - ASSERT_EFI_ERROR (Status); + Status =3D LockPasswordVariable (); + ASSERT_EFI_ERROR (Status); + if (EFI_ERROR (Status)) { + return Status; } =20 - Status =3D gSmst->SmiHandlerRegister (SmmPasswordHandler, &gUserAuthenti= cationGuid, &mSmmHandle); + Status =3D gMmst->MmiHandlerRegister (SmmPasswordHandler, &gUserAuthenti= cationGuid, &mSmmHandle); ASSERT_EFI_ERROR (Status); if (EFI_ERROR (Status)) { return Status; } =20 // - // Register for SmmExitBootServices and SmmLegacyBoot notification. + // Register for SmmExitBootServices, SmmLegacyBoot and EventExitBootServ= ices notification. // - Status =3D gSmst->SmmRegisterProtocolNotify (&gEdkiiSmmExitBootServicesP= rotocolGuid, UaExitBootServices, &ExitBootServicesEvent); + Status =3D gMmst->MmRegisterProtocolNotify (&gEdkiiSmmExitBootServicesPr= otocolGuid, UaExitBootServices, &SmmExitBootServicesEvent); + ASSERT_EFI_ERROR (Status); + Status =3D gMmst->MmRegisterProtocolNotify (&gEdkiiSmmLegacyBootProtocol= Guid, UaExitBootServices, &LegacyBootEvent); ASSERT_EFI_ERROR (Status); - Status =3D gSmst->SmmRegisterProtocolNotify (&gEdkiiSmmLegacyBootProtoco= lGuid, UaExitBootServices, &LegacyBootEvent); + Status =3D gMmst->MmRegisterProtocolNotify (&gEfiEventExitBootServicesGu= id, UaExitBootServices, &ExitBootServicesEvent); ASSERT_EFI_ERROR (Status); =20 if (IsPasswordCleared()) { diff --git a/Features/Intel/UserInterface/UserAuthFeaturePkg/UserAuthentica= tionDxeSmm/UserAuthenticationSmm.h b/Features/Intel/UserInterface/UserAuthF= eaturePkg/UserAuthenticationDxeSmm/UserAuthenticationSmm.h index 47bb95529fa7..84d06f9422ee 100644 --- a/Features/Intel/UserInterface/UserAuthFeaturePkg/UserAuthenticationDxe= Smm/UserAuthenticationSmm.h +++ b/Features/Intel/UserInterface/UserAuthFeaturePkg/UserAuthenticationDxe= Smm/UserAuthenticationSmm.h @@ -1,7 +1,7 @@ /** @file Header file for UserAuthenticationSmm. =20 - Copyright (c) 2019, Intel Corporation. All rights reserved.
+ Copyright (c) 2019 - 2023, Intel Corporation. All rights reserved.
SPDX-License-Identifier: BSD-2-Clause-Patent =20 **/ @@ -9,7 +9,7 @@ #ifndef __USER_AUTHENTICATION_SMM_H__ #define __USER_AUTHENTICATION_SMM_H__ =20 -#include +#include =20 #include #include @@ -21,26 +21,17 @@ #include #include #include -#include +#include #include -#include #include #include =20 #include "KeyService.h" +#include "UserAuthenticationVariable.h" =20 #define PASSWORD_SALT_SIZE 32 #define PASSWORD_HASH_SIZE 32 // SHA256_DIGEST_SIZE =20 -#define PASSWORD_MAX_TRY_COUNT 3 -#define PASSWORD_HISTORY_CHECK_COUNT 5 - -// -// Name of the variable -// -#define USER_AUTHENTICATION_VAR_NAME L"Password" -#define USER_AUTHENTICATION_HISTORY_LAST_VAR_NAME L"PasswordLast" - // // Variable storage // @@ -49,4 +40,15 @@ typedef struct { UINT8 PasswordSalt[PASSWORD_SALT_SIZE]; } USER_PASSWORD_VAR_STRUCT; =20 +/** + Password Smm Init. + + @retval EFI_SUCESS This function always complete successfully. + +**/ +EFI_STATUS +PasswordSmmInit ( + VOID + ); + #endif diff --git a/Features/Intel/UserInterface/UserAuthFeaturePkg/UserAuthentica= tionDxeSmm/UserAuthenticationSmm.inf b/Features/Intel/UserInterface/UserAut= hFeaturePkg/UserAuthenticationDxeSmm/UserAuthenticationSmm.inf index b53f70f0e319..ad5a05bac8e6 100644 --- a/Features/Intel/UserInterface/UserAuthFeaturePkg/UserAuthenticationDxe= Smm/UserAuthenticationSmm.inf +++ b/Features/Intel/UserInterface/UserAuthFeaturePkg/UserAuthenticationDxe= Smm/UserAuthenticationSmm.inf @@ -3,7 +3,7 @@ # # This driver provides SMM services for DXE user authentication module. # -# Copyright (c) 2019 - 2021, Intel Corporation. All rights reserved.
+# Copyright (c) 2019 - 2023, Intel Corporation. All rights reserved.
# SPDX-License-Identifier: BSD-2-Clause-Patent # ## @@ -15,13 +15,15 @@ MODULE_TYPE =3D DXE_SMM_DRIVER VERSION_STRING =3D 1.0 PI_SPECIFICATION_VERSION =3D 0x0001000A - ENTRY_POINT =3D PasswordSmmInit + ENTRY_POINT =3D UserAuthenticationMmEntry =20 [Sources] UserAuthenticationSmm.c + UserAuthenticationTraditionalMm.c UserAuthenticationSmm.h KeyService.c KeyService.h + UserAuthenticationVariableLock.c =20 [Packages] MdePkg/MdePkg.dec @@ -36,17 +38,18 @@ BaseLib BaseMemoryLib PrintLib - SmmServicesTableLib + MmServicesTableLib MemoryAllocationLib - UefiLib BaseCryptLib PlatformPasswordLib + VariablePolicyHelperLib =20 [Guids] gUserAuthenticationGuid ## CONSUMES ## GUID + gEfiEventExitBootServicesGuid ## CONSUMES ## Event =20 [Protocols] - gEdkiiVariableLockProtocolGuid ## CONSUMES + gEdkiiVariablePolicyProtocolGuid ## CONSUMES gEfiSmmVariableProtocolGuid ## CONSUMES gEdkiiSmmExitBootServicesProtocolGuid ## CONSUMES gEdkiiSmmLegacyBootProtocolGuid ## CONSUMES diff --git a/Features/Intel/UserInterface/UserAuthFeaturePkg/UserAuthentica= tionDxeSmm/UserAuthenticationStandaloneMm.c b/Features/Intel/UserInterface/= UserAuthFeaturePkg/UserAuthenticationDxeSmm/UserAuthenticationStandaloneMm.c new file mode 100644 index 000000000000..c5fc220a7c12 --- /dev/null +++ b/Features/Intel/UserInterface/UserAuthFeaturePkg/UserAuthenticationDxe= Smm/UserAuthenticationStandaloneMm.c @@ -0,0 +1,43 @@ +/** @file + Entry point of UserAuthenticationStandaloneMm. + + Copyright (c) 2023, Intel Corporation. All rights reserved.
+ SPDX-License-Identifier: BSD-2-Clause-Patent + +**/ + +#include "UserAuthenticationSmm.h" + +/** + NULL implement for Lock password variables. + Relies on UserAuthenticationStandaloneMmDxe to lock the password variabl= es. + + @retval EFI_SUCCESS Always return success. + +**/ +EFI_STATUS +LockPasswordVariable ( + VOID + ) +{ + return EFI_SUCCESS; +} + +/** + Main entry for this driver. + + @param ImageHandle Image handle this driver. + @param SystemTable Pointer to SystemTable. + + @retval EFI_SUCESS This function always complete successfully. + +**/ +EFI_STATUS +EFIAPI +UserAuthenticationMmEntry ( + IN EFI_HANDLE ImageHandle, + IN EFI_MM_SYSTEM_TABLE *SystemTable + ) +{ + return PasswordSmmInit (); +} diff --git a/Features/Intel/UserInterface/UserAuthFeaturePkg/UserAuthentica= tionDxeSmm/UserAuthenticationStandaloneMm.inf b/Features/Intel/UserInterfac= e/UserAuthFeaturePkg/UserAuthenticationDxeSmm/UserAuthenticationStandaloneM= m.inf new file mode 100644 index 000000000000..ebf92bc7acf2 --- /dev/null +++ b/Features/Intel/UserInterface/UserAuthFeaturePkg/UserAuthenticationDxe= Smm/UserAuthenticationStandaloneMm.inf @@ -0,0 +1,58 @@ +## @file +# User Authentication Standalone Mm Driver. +# +# This driver provides SMM services for DXE user authentication module. +# This Standalone Mm driver lacks of the ability to lock the password +# variables. Need to rely on UserAuthenticationStandaloneMmDxe to lock +# the variables. +# +# Copyright (c) 2023, Intel Corporation. All rights reserved.
+# SPDX-License-Identifier: BSD-2-Clause-Patent +# +## + +[Defines] + INF_VERSION =3D 0x00010005 + BASE_NAME =3D UserAuthenticationStandaloneMm + FILE_GUID =3D 80130611-a67a-4631-becb-87ce22d6f165 + MODULE_TYPE =3D MM_STANDALONE + VERSION_STRING =3D 1.0 + PI_SPECIFICATION_VERSION =3D 0x00010032 + ENTRY_POINT =3D UserAuthenticationMmEntry + +[Sources] + UserAuthenticationSmm.c + UserAuthenticationStandaloneMm.c + UserAuthenticationSmm.h + KeyService.c + KeyService.h + +[Packages] + MdePkg/MdePkg.dec + MdeModulePkg/MdeModulePkg.dec + CryptoPkg/CryptoPkg.dec + UserAuthFeaturePkg/UserAuthFeaturePkg.dec + +[LibraryClasses] + StandaloneMmDriverEntryPoint + DebugLib + BaseLib + BaseMemoryLib + PrintLib + MmServicesTableLib + MemoryAllocationLib + BaseCryptLib + PlatformPasswordLib + +[Guids] + gUserAuthenticationGuid ## CONSUMES ## GUID + gEfiEventExitBootServicesGuid ## CONSUMES ## Event + +[Protocols] + gEdkiiVariableLockProtocolGuid ## CONSUMES + gEfiSmmVariableProtocolGuid ## CONSUMES + gEdkiiSmmExitBootServicesProtocolGuid ## CONSUMES + gEdkiiSmmLegacyBootProtocolGuid ## CONSUMES + +[Depex] + gEfiSmmVariableProtocolGuid diff --git a/Features/Intel/UserInterface/UserAuthFeaturePkg/UserAuthentica= tionDxeSmm/UserAuthenticationStandaloneMmDxe.c b/Features/Intel/UserInterfa= ce/UserAuthFeaturePkg/UserAuthenticationDxeSmm/UserAuthenticationStandalone= MmDxe.c new file mode 100644 index 000000000000..c2abc9e28bb3 --- /dev/null +++ b/Features/Intel/UserInterface/UserAuthFeaturePkg/UserAuthenticationDxe= Smm/UserAuthenticationStandaloneMmDxe.c @@ -0,0 +1,31 @@ +/** @file + This Driver mainly locks password variables. + + Copyright (c) 2023, Intel Corporation. All rights reserved.
+ SPDX-License-Identifier: BSD-2-Clause-Patent + +**/ + +#include + +#include "UserAuthenticationVariable.h" + +/** + User Authentication Standalone Mm Dxe driver entry point. + + @param[in] ImageHandle The image handle. + @param[in] SystemTable The system table. + + @retval EFI_SUCCESS The entry point is executed successfully. + @return other Contain some other errors. + +**/ +EFI_STATUS +EFIAPI +UserAuthenticationStandaloneMmDxeEntry ( + IN EFI_HANDLE ImageHandle, + IN EFI_SYSTEM_TABLE *SystemTable + ) +{ + return LockPasswordVariable (); +} diff --git a/Features/Intel/UserInterface/UserAuthFeaturePkg/UserAuthentica= tionDxeSmm/UserAuthenticationStandaloneMmDxe.inf b/Features/Intel/UserInter= face/UserAuthFeaturePkg/UserAuthenticationDxeSmm/UserAuthenticationStandalo= neMmDxe.inf new file mode 100644 index 000000000000..beb28b461295 --- /dev/null +++ b/Features/Intel/UserInterface/UserAuthFeaturePkg/UserAuthenticationDxe= Smm/UserAuthenticationStandaloneMmDxe.inf @@ -0,0 +1,42 @@ +## @file +# User Authentication Standalone MM Dxe Driver. +# +# This Driver mainly locks the password variable. +# +# Copyright (c) 2023, Intel Corporation. All rights reserved.
+# SPDX-License-Identifier: BSD-2-Clause-Patent +# +## + +[Defines] + INF_VERSION =3D 0x00010005 + BASE_NAME =3D UserAuthenticationStandaloneMmDxe + FILE_GUID =3D 08fc98fb-1cec-45c6-ad02-542096191054 + MODULE_TYPE =3D DXE_DRIVER + VERSION_STRING =3D 1.0 + ENTRY_POINT =3D UserAuthenticationStandaloneMmDxeEntry + +[Sources] + UserAuthenticationStandaloneMmDxe.c + UserAuthenticationVariableLock.c + +[Packages] + MdePkg/MdePkg.dec + MdeModulePkg/MdeModulePkg.dec + UserAuthFeaturePkg/UserAuthFeaturePkg.dec + +[LibraryClasses] + UefiBootServicesTableLib + UefiDriverEntryPoint + DebugLib + PrintLib + VariablePolicyHelperLib + +[Guids] + gUserAuthenticationGuid ## CONSUMES ## GUID + +[Protocols] + gEdkiiVariablePolicyProtocolGuid ## CONSUMES + +[Depex] + gEdkiiVariableLockProtocolGuid diff --git a/Features/Intel/UserInterface/UserAuthFeaturePkg/UserAuthentica= tionDxeSmm/UserAuthenticationTraditionalMm.c b/Features/Intel/UserInterface= /UserAuthFeaturePkg/UserAuthenticationDxeSmm/UserAuthenticationTraditionalM= m.c new file mode 100644 index 000000000000..1514d78f1946 --- /dev/null +++ b/Features/Intel/UserInterface/UserAuthFeaturePkg/UserAuthenticationDxe= Smm/UserAuthenticationTraditionalMm.c @@ -0,0 +1,28 @@ +/** @file + Entry point of UserAuthenticationSmm. + + Copyright (c) 2023, Intel Corporation. All rights reserved.
+ SPDX-License-Identifier: BSD-2-Clause-Patent + +**/ + +#include "UserAuthenticationSmm.h" + +/** + Main entry for this driver. + + @param[in] ImageHandle Image handle this driver. + @param[in] SystemTable Pointer to SystemTable. + + @retval EFI_SUCESS This function always complete successfully. + +**/ +EFI_STATUS +EFIAPI +UserAuthenticationMmEntry ( + IN EFI_HANDLE ImageHandle, + IN EFI_SYSTEM_TABLE *SystemTable + ) +{ + return PasswordSmmInit (); +} diff --git a/Features/Intel/UserInterface/UserAuthFeaturePkg/UserAuthentica= tionDxeSmm/UserAuthenticationVariable.h b/Features/Intel/UserInterface/User= AuthFeaturePkg/UserAuthenticationDxeSmm/UserAuthenticationVariable.h new file mode 100644 index 000000000000..3b249e06d848 --- /dev/null +++ b/Features/Intel/UserInterface/UserAuthFeaturePkg/UserAuthenticationDxe= Smm/UserAuthenticationVariable.h @@ -0,0 +1,36 @@ +/** @file + Header file for definition of User Authentication Variable. + + Copyright (c) 2023, Intel Corporation. All rights reserved.
+ SPDX-License-Identifier: BSD-2-Clause-Patent + +**/ + +#ifndef USER_AUTHENTICATION_VARIABLE_H_ +#define USER_AUTHENTICATION_VARIABLE_H_ + +#define PASSWORD_MAX_TRY_COUNT 3 +#define PASSWORD_HISTORY_CHECK_COUNT 5 + +// +// Name of the variable +// +#define USER_AUTHENTICATION_VAR_NAME L"Password" +#define USER_AUTHENTICATION_HISTORY_LAST_VAR_NAME L"PasswordLast" + +/** + Lock password variables for security concern. + + @retval EFI_SUCCESS Succeed to lock variable. + @retval EFI_NOT_FOUND Variable Lock protocol is not found. + @retval EFI_ACCESS_DENIED EFI_END_OF_DXE_EVENT_GROUP_GUID or EFI_EVE= NT_GROUP_READY_TO_BOOT has + already been signaled. + @retval EFI_OUT_OF_RESOURCES There is not enough resource to hold the l= ock request. + +**/ +EFI_STATUS +LockPasswordVariable ( + VOID + ); + +#endif diff --git a/Features/Intel/UserInterface/UserAuthFeaturePkg/UserAuthentica= tionDxeSmm/UserAuthenticationVariableLock.c b/Features/Intel/UserInterface/= UserAuthFeaturePkg/UserAuthenticationDxeSmm/UserAuthenticationVariableLock.c new file mode 100644 index 000000000000..dd43991fe711 --- /dev/null +++ b/Features/Intel/UserInterface/UserAuthFeaturePkg/UserAuthenticationDxe= Smm/UserAuthenticationVariableLock.c @@ -0,0 +1,84 @@ +/** @file + Source code to lock password variables. + + Copyright (c) 2023, Intel Corporation. All rights reserved.
+ SPDX-License-Identifier: BSD-2-Clause-Patent + +**/ + +#include + +#include + +#include +#include +#include +#include + +#include + +#include "UserAuthenticationVariable.h" + +/** + Lock password variables for security concern. + + @retval EFI_SUCCESS Succeed to lock variable. + @retval EFI_NOT_FOUND Variable Lock protocol is not found. + @retval EFI_ACCESS_DENIED EFI_END_OF_DXE_EVENT_GROUP_GUID or EFI_EVE= NT_GROUP_READY_TO_BOOT has + already been signaled. + @retval EFI_OUT_OF_RESOURCES There is not enough resource to hold the l= ock request. + +**/ +EFI_STATUS +LockPasswordVariable ( + VOID + ) +{ + EFI_STATUS Status; + CHAR16 PasswordHistoryName[sizeof (USER_AUTHENT= ICATION_VAR_NAME)/sizeof (CHAR16) + 5]; + UINTN Index; + EDKII_VARIABLE_POLICY_PROTOCOL *VariablePolicy; + + Status =3D gBS->LocateProtocol (&gEdkiiVariablePolicyProtocolGuid, NULL,= (VOID **)&VariablePolicy); + if (!EFI_ERROR (Status)) { + Status =3D RegisterBasicVariablePolicy ( + VariablePolicy, + &gUserAuthenticationGuid, + USER_AUTHENTICATION_VAR_NAME, + VARIABLE_POLICY_NO_MIN_SIZE, + VARIABLE_POLICY_NO_MAX_SIZE, + VARIABLE_POLICY_NO_MUST_ATTR, + VARIABLE_POLICY_NO_CANT_ATTR, + VARIABLE_POLICY_TYPE_LOCK_NOW + ); + ASSERT_EFI_ERROR (Status); + for (Index =3D 1; Index <=3D PASSWORD_HISTORY_CHECK_COUNT; Index++) { + UnicodeSPrint (PasswordHistoryName, sizeof (PasswordHistoryName), L"= %s%04x", USER_AUTHENTICATION_VAR_NAME, Index); + Status =3D RegisterBasicVariablePolicy ( + VariablePolicy, + &gUserAuthenticationGuid, + PasswordHistoryName, + VARIABLE_POLICY_NO_MIN_SIZE, + VARIABLE_POLICY_NO_MAX_SIZE, + VARIABLE_POLICY_NO_MUST_ATTR, + VARIABLE_POLICY_NO_CANT_ATTR, + VARIABLE_POLICY_TYPE_LOCK_NOW + ); + ASSERT_EFI_ERROR (Status); + } + + Status =3D RegisterBasicVariablePolicy ( + VariablePolicy, + &gUserAuthenticationGuid, + USER_AUTHENTICATION_HISTORY_LAST_VAR_NAME, + VARIABLE_POLICY_NO_MIN_SIZE, + VARIABLE_POLICY_NO_MAX_SIZE, + VARIABLE_POLICY_NO_MUST_ATTR, + VARIABLE_POLICY_NO_CANT_ATTR, + VARIABLE_POLICY_TYPE_LOCK_NOW + ); + ASSERT_EFI_ERROR (Status); + } + + return Status; +} --=20 2.29.2.windows.2 -=3D-=3D-=3D-=3D-=3D-=3D-=3D-=3D-=3D-=3D-=3D- Groups.io Links: You receive all messages sent to this group. View/Reply Online (#111907): https://edk2.groups.io/g/devel/message/111907 Mute This Topic: https://groups.io/mt/102895177/1787277 Group Owner: devel+owner@edk2.groups.io Unsubscribe: https://edk2.groups.io/g/devel/unsub [importer@patchew.org] -=3D-=3D-=3D-=3D-=3D-=3D-=3D-=3D-=3D-=3D-=3D-