mirror of https://github.com/acidanthera/audk.git
SecurityPkg: OpalPasswordSupportLib: Add Opal password support library.
APIs used to support opal password solution to trig opal command. Contributed-under: TianoCore Contribution Agreement 1.0 Signed-off-by: Eric Dong <eric.dong@intel.com> Reviewed-by: Feng Tian <feng.tian@intel.com>
This commit is contained in:
Eric Dong
Feng Tian
parent
9dd05ddec3
commit
1cf00fbdb3
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/** @file
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Defines Name GUIDs to represent an Opal device variable guid for Opal Security Feature.
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Copyright (c) 2016, Intel Corporation. All rights reserved.<BR>
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This program and the accompanying materials
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are licensed and made available under the terms and conditions of the BSD License
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which accompanies this distribution. The full text of the license may be found at
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http://opensource.org/licenses/bsd-license.php
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THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
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WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
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**/
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#ifndef _OPAL_PASSWORD_EXTRA_INFO_VARIABLE_H_
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#define _OPAL_PASSWORD_EXTRA_INFO_VARIABLE_H_
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#define OPAL_EXTRA_INFO_VAR_NAME L"OpalExtraInfo"
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typedef struct {
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UINT8 EnableBlockSid;
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} OPAL_EXTRA_INFO_VAR;
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extern EFI_GUID gOpalExtraInfoVariableGuid;
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#endif // _OPAL_PASSWORD_SECURITY_VARIABLE_H_
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/** @file
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Header file of Opal password support library.
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Copyright (c) 2016, Intel Corporation. All rights reserved.<BR>
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This program and the accompanying materials
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are licensed and made available under the terms and conditions of the BSD License
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which accompanies this distribution. The full text of the license may be found at
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http://opensource.org/licenses/bsd-license.php
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THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
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WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
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**/
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#ifndef _OPAL_PASSWORD_SUPPORT_LIB_H_
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#define _OPAL_PASSWORD_SUPPORT_LIB_H_
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#include <Protocol/DevicePath.h>
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#include <Library/TcgStorageOpalLib.h>
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#pragma pack(1)
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//
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// Structure that is used to represent the available actions for an OpalDisk.
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// The data can then be utilized to expose/hide certain actions available to an end user
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// by the consumer of this library.
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//
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typedef struct {
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//
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// Indicates if the disk can support PSID Revert action. should verify disk supports PSID authority
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//
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UINT16 PsidRevert : 1;
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//
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// Indicates if the disk can support Revert action
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//
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UINT16 Revert : 1;
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//
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// Indicates if the user must keep data for revert action. It is true if no media encryption is supported.
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//
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UINT16 RevertKeepDataForced : 1;
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//
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// Indicates if the disk can support set Admin password
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//
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UINT16 AdminPass : 1;
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//
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// Indicates if the disk can support set User password. This action requires that a user
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// password is first enabled.
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//
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UINT16 UserPass : 1;
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//
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// Indicates if unlock action is available. Requires disk to be currently locked.
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//
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UINT16 Unlock : 1;
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//
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// Indicates if Secure Erase action is available. Action requires admin credentials and media encryption support.
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//
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UINT16 SecureErase : 1;
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//
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// Indicates if Disable User action is available. Action requires admin credentials.
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//
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UINT16 DisableUser : 1;
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} OPAL_DISK_ACTIONS;
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//
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// Structure that is used to represent the Opal device with password info.
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//
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typedef struct {
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LIST_ENTRY Link;
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UINT8 Password[32];
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UINT8 PasswordLength;
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EFI_DEVICE_PATH_PROTOCOL OpalDevicePath;
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} OPAL_DISK_AND_PASSWORD_INFO;
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#pragma pack()
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/**
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The function performs determines the available actions for the OPAL_DISK provided.
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@param[in] SupportedAttributes The support attribute for the device.
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@param[in] LockingFeature The locking status for the device.
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@param[in] OwnerShip The ownership for the device.
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@param[out] AvalDiskActions Pointer to fill-out with appropriate disk actions.
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**/
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TCG_RESULT
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EFIAPI
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OpalSupportGetAvailableActions(
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IN OPAL_DISK_SUPPORT_ATTRIBUTE *SupportedAttributes,
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IN TCG_LOCKING_FEATURE_DESCRIPTOR *LockingFeature,
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IN UINT16 OwnerShip,
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OUT OPAL_DISK_ACTIONS *AvalDiskActions
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);
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/**
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Enable Opal Feature for the input device.
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@param[in] Session The opal session for the opal device.
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@param[in] Msid Msid
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@param[in] MsidLength Msid Length
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@param[in] Password Admin password
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@param[in] PassLength Length of password in bytes
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@param[in] DevicePath The device path for the opal devcie.
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**/
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TCG_RESULT
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EFIAPI
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OpalSupportEnableOpalFeature(
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IN OPAL_SESSION *Session,
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IN VOID *Msid,
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IN UINT32 MsidLength,
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IN VOID *Password,
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IN UINT32 PassLength,
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IN EFI_DEVICE_PATH_PROTOCOL *DevicePath
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);
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/**
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Creates a session with OPAL_UID_ADMIN_SP as OPAL_ADMIN_SP_PSID_AUTHORITY, then reverts device using Admin SP Revert method.
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@param[in] Session The opal session for the opal device.
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@param[in] Psid PSID of device to revert.
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@param[in] PsidLength Length of PSID in bytes.
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@param[in] DevicePath The device path for the opal devcie.
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**/
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TCG_RESULT
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EFIAPI
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OpalSupportPsidRevert(
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IN OPAL_SESSION *Session,
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IN VOID *Psid,
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IN UINT32 PsidLength,
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IN EFI_DEVICE_PATH_PROTOCOL *DevicePath
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);
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/**
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Opens a session with OPAL_UID_ADMIN_SP as OPAL_ADMIN_SP_PSID_AUTHORITY, then reverts the device using the RevertSP method.
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@param[in] Session The opal session for the opal device.
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@param[in] KeepUserData TRUE to keep existing Data on the disk, or FALSE to erase it
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@param[in] Password Admin password
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@param[in] PasswordLength Length of password in bytes
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@param[in] Msid Msid
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@param[in] MsidLength Msid Length
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@param[out] PasswordFailed indicates if password failed (start session didn't work)
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@param[in] DevicePath The device path for the opal devcie.
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**/
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TCG_RESULT
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EFIAPI
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OpalSupportRevert(
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IN OPAL_SESSION *Session,
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IN BOOLEAN KeepUserData,
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IN VOID *Password,
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IN UINT32 PasswordLength,
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IN VOID *Msid,
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IN UINT32 MsidLength,
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OUT BOOLEAN *PasswordFailed,
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IN EFI_DEVICE_PATH_PROTOCOL *DevicePath
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);
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/**
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Set new password.
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@param[in] Session The opal session for the opal device.
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@param[in] OldPassword Current admin password
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@param[in] OldPasswordLength Length of current admin password in bytes
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@param[in] NewPassword New admin password to set
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@param[in] NewPasswordLength Length of new password in bytes
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@param[in] DevicePath The device path for the opal devcie.
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@param[in] SetAdmin Whether set admin password or user password.
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TRUE for admin, FALSE for user.
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**/
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TCG_RESULT
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EFIAPI
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OpalSupportSetPassword(
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IN OPAL_SESSION *Session,
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IN VOID *OldPassword,
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IN UINT32 OldPasswordLength,
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IN VOID *NewPassword,
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IN UINT32 NewPasswordLength,
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IN EFI_DEVICE_PATH_PROTOCOL *DevicePath,
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IN BOOLEAN SetAdmin
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);
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/**
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Starts a session with OPAL_UID_LOCKING_SP as OPAL_LOCKING_SP_ADMIN1_AUTHORITY and disables the User1 authority.
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@param[in] Session The opal session for the opal device.
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@param[in] Password Admin password
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@param[in] PasswordLength Length of password in bytes
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@param[out] PasswordFailed Indicates if password failed (start session didn't work)
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@param[in] DevicePath The device path for the opal devcie.
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**/
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TCG_RESULT
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EFIAPI
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OpalSupportDisableUser(
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IN OPAL_SESSION *Session,
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IN VOID *Password,
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IN UINT32 PasswordLength,
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OUT BOOLEAN *PasswordFailed,
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IN EFI_DEVICE_PATH_PROTOCOL *DevicePath
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);
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/**
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Starts a session with OPAL_UID_LOCKING_SP as OPAL_LOCKING_SP_USER1_AUTHORITY or OPAL_LOCKING_SP_ADMIN1_AUTHORITY
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and updates the global locking range ReadLocked and WriteLocked columns to FALSE.
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@param[in] Session The opal session for the opal device.
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@param[in] Password Admin or user password
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@param[in] PasswordLength Length of password in bytes
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@param[in] DevicePath The device path for the opal devcie.
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**/
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TCG_RESULT
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EFIAPI
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OpalSupportUnlock(
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IN OPAL_SESSION *Session,
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IN VOID *Password,
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IN UINT32 PasswordLength,
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IN EFI_DEVICE_PATH_PROTOCOL *DevicePath
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);
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/**
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Starts a session with OPAL_UID_LOCKING_SP as OPAL_LOCKING_SP_USER1_AUTHORITY or OPAL_LOCKING_SP_ADMIN1_AUTHORITY
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and updates the global locking range ReadLocked and WriteLocked columns to TRUE.
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@param[in] Session The opal session for the opal device.
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@param[in] Password Admin or user password
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@param[in] PasswordLength Length of password in bytes
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@param[in] DevicePath The device path for the opal devcie.
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**/
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TCG_RESULT
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EFIAPI
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OpalSupportLock(
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IN OPAL_SESSION *Session,
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IN VOID *Password,
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IN UINT32 PasswordLength,
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IN EFI_DEVICE_PATH_PROTOCOL *DevicePath
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);
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/**
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Check if the password is full zero.
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@param[in] Password Points to the Data Buffer
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@retval TRUE This password string is full zero.
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@retval FALSE This password string is not full zero.
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**/
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LIST_ENTRY *
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EFIAPI
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OpalSupportGetOpalDeviceList (
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VOID
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);
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/**
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Transfer the password to the smm driver.
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@param[in] DevicePath The device path for the opal devcie.
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@param PasswordLen The input password length.
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@param Password Input password buffer.
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@retval EFI_SUCCESS Do the required action success.
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@retval Others Error occured.
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**/
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EFI_STATUS
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EFIAPI
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OpalSupportSendPasword(
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EFI_DEVICE_PATH_PROTOCOL *DevicePath,
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UINTN PasswordLen,
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VOID *Password
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);
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#endif // _OPAL_CORE_H_
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/** @file
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Implementation of Opal password support library.
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Copyright (c) 2016, Intel Corporation. All rights reserved.<BR>
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This program and the accompanying materials
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are licensed and made available under the terms and conditions of the BSD License
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which accompanies this distribution. The full text of the license may be found at
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http://opensource.org/licenses/bsd-license.php
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THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
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WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
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**/
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#include "OpalPasswordSupportNotify.h"
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#define OPAL_PASSWORD_MAX_LENGTH 32
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LIST_ENTRY mDeviceList = INITIALIZE_LIST_HEAD_VARIABLE (mDeviceList);
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BOOLEAN gInSmm = FALSE;
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EFI_GUID gOpalPasswordNotifyProtocolGuid = OPAL_PASSWORD_NOTIFY_PROTOCOL_GUID;
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/**
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The function performs determines the available actions for the OPAL_DISK provided.
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@param[in] SupportedAttributes The support attribute for the device.
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@param[in] LockingFeature The locking status for the device.
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@param[in] OwnerShip The ownership for the device.
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@param[out] AvalDiskActions Pointer to fill-out with appropriate disk actions.
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**/
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TCG_RESULT
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EFIAPI
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OpalSupportGetAvailableActions(
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IN OPAL_DISK_SUPPORT_ATTRIBUTE *SupportedAttributes,
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IN TCG_LOCKING_FEATURE_DESCRIPTOR *LockingFeature,
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IN UINT16 OwnerShip,
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OUT OPAL_DISK_ACTIONS *AvalDiskActions
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)
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{
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BOOLEAN ExistingPassword;
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NULL_CHECK(AvalDiskActions);
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AvalDiskActions->AdminPass = 1;
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AvalDiskActions->UserPass = 0;
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AvalDiskActions->DisableUser = 0;
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AvalDiskActions->Unlock = 0;
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//
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// Revert is performed on locking sp, so only allow if locking sp is enabled
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//
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if (LockingFeature->LockingEnabled) {
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AvalDiskActions->Revert = 1;
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}
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//
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// Psid revert is available for any device with media encryption support
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// Revert is allowed for any device with media encryption support, however it requires
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//
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if (SupportedAttributes->MediaEncryption) {
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//
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// Only allow psid revert if media encryption is enabled.
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// Otherwise, someone who steals a disk can psid revert the disk and the user Data is still
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// intact and accessible
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//
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AvalDiskActions->PsidRevert = 1;
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AvalDiskActions->RevertKeepDataForced = 0;
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//
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// Secure erase is performed by generating a new encryption key
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// this is only available is encryption is supported
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//
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AvalDiskActions->SecureErase = 1;
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} else {
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AvalDiskActions->PsidRevert = 0;
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AvalDiskActions->SecureErase = 0;
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//
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// If no media encryption is supported, then a revert (using password) will not
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// erase the Data (since you can't generate a new encryption key)
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//
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AvalDiskActions->RevertKeepDataForced = 1;
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}
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if (LockingFeature->Locked) {
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AvalDiskActions->Unlock = 1;
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} else {
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AvalDiskActions->Unlock = 0;
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}
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//
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// Only allow user to set password if an admin password exists
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//
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ExistingPassword = OpalUtilAdminPasswordExists(OwnerShip, LockingFeature);
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AvalDiskActions->UserPass = ExistingPassword;
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//
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// This will still show up even if there isn't a user, which is fine
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//
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AvalDiskActions->DisableUser = ExistingPassword;
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return TcgResultSuccess;
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}
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/**
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Creates a session with OPAL_UID_ADMIN_SP as OPAL_ADMIN_SP_PSID_AUTHORITY, then reverts device using Admin SP Revert method.
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@param[in] Session The opal session for the opal device.
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@param[in] Psid PSID of device to revert.
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@param[in] PsidLength Length of PSID in bytes.
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@param[in] DevicePath The device path for the opal devcie.
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**/
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TCG_RESULT
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EFIAPI
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OpalSupportPsidRevert(
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IN OPAL_SESSION *Session,
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IN VOID *Psid,
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IN UINT32 PsidLength,
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IN EFI_DEVICE_PATH_PROTOCOL *DevicePath
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)
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{
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TCG_RESULT Ret;
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NULL_CHECK(Session);
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NULL_CHECK(Psid);
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Ret = OpalUtilPsidRevert (Session, Psid, PsidLength);
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if (Ret == TcgResultSuccess && !gInSmm) {
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OpalSupportSendPasword (DevicePath, 0, NULL);
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}
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return Ret;
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}
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/**
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Opens a session with OPAL_UID_ADMIN_SP as OPAL_ADMIN_SP_SID_AUTHORITY,
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sets OPAL_UID_ADMIN_SP_C_PIN_SID with the new password,
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and sets OPAL_LOCKING_SP_C_PIN_ADMIN1 with the new password.
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@param[in] Session The opal session for the opal device.
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@param[in] OldPassword Current admin password
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@param[in] OldPasswordLength Length of current admin password in bytes
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@param[in] NewPassword New admin password to set
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@param[in] NewPasswordLength Length of new password in bytes
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@param[in] DevicePath The device path for the opal devcie.
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||||
@param[in] SetAdmin Whether set admin password or user password.
|
||||
TRUE for admin, FALSE for user.
|
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|
||||
**/
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TCG_RESULT
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EFIAPI
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OpalSupportSetPassword(
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IN OPAL_SESSION *Session,
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IN VOID *OldPassword,
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IN UINT32 OldPasswordLength,
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IN VOID *NewPassword,
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IN UINT32 NewPasswordLength,
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IN EFI_DEVICE_PATH_PROTOCOL *DevicePath,
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IN BOOLEAN SetAdmin
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)
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{
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TCG_RESULT Ret;
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|
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NULL_CHECK(Session);
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NULL_CHECK(OldPassword);
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NULL_CHECK(NewPassword);
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|
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if (SetAdmin) {
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Ret = OpalUtilSetAdminPassword(Session, OldPassword, OldPasswordLength, NewPassword, NewPasswordLength);
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} else {
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Ret = OpalUtilSetUserPassword(Session, OldPassword, OldPasswordLength, NewPassword, NewPasswordLength);
|
||||
}
|
||||
if (Ret == TcgResultSuccess && !gInSmm) {
|
||||
OpalSupportSendPasword (DevicePath, NewPasswordLength, NewPassword);
|
||||
}
|
||||
|
||||
return Ret;
|
||||
}
|
||||
|
||||
/**
|
||||
Starts a session with OPAL_UID_LOCKING_SP as OPAL_LOCKING_SP_ADMIN1_AUTHORITY and disables the User1 authority.
|
||||
|
||||
@param[in] Session The opal session for the opal device.
|
||||
@param[in] Password Admin password
|
||||
@param[in] PasswordLength Length of password in bytes
|
||||
@param[out] PasswordFailed Indicates if password failed (start session didn't work)
|
||||
@param[in] DevicePath The device path for the opal devcie.
|
||||
|
||||
**/
|
||||
TCG_RESULT
|
||||
EFIAPI
|
||||
OpalSupportDisableUser(
|
||||
IN OPAL_SESSION *Session,
|
||||
IN VOID *Password,
|
||||
IN UINT32 PasswordLength,
|
||||
OUT BOOLEAN *PasswordFailed,
|
||||
IN EFI_DEVICE_PATH_PROTOCOL *DevicePath
|
||||
)
|
||||
{
|
||||
TCG_RESULT Ret;
|
||||
|
||||
NULL_CHECK(Session);
|
||||
NULL_CHECK(Password);
|
||||
NULL_CHECK(PasswordFailed);
|
||||
|
||||
Ret = OpalUtilDisableUser(Session, Password, PasswordLength, PasswordFailed);
|
||||
if (Ret == TcgResultSuccess && !gInSmm) {
|
||||
OpalSupportSendPasword (DevicePath, PasswordLength, Password);
|
||||
}
|
||||
|
||||
return Ret;
|
||||
}
|
||||
|
||||
/**
|
||||
Enable Opal Feature for the input device.
|
||||
|
||||
@param[in] Session The opal session for the opal device.
|
||||
@param[in] Msid Msid
|
||||
@param[in] MsidLength Msid Length
|
||||
@param[in] Password Admin password
|
||||
@param[in] PassLength Length of password in bytes
|
||||
@param[in] DevicePath The device path for the opal devcie.
|
||||
|
||||
**/
|
||||
TCG_RESULT
|
||||
EFIAPI
|
||||
OpalSupportEnableOpalFeature (
|
||||
IN OPAL_SESSION *Session,
|
||||
IN VOID *Msid,
|
||||
IN UINT32 MsidLength,
|
||||
IN VOID *Password,
|
||||
IN UINT32 PassLength,
|
||||
IN EFI_DEVICE_PATH_PROTOCOL *DevicePath
|
||||
)
|
||||
{
|
||||
TCG_RESULT Ret;
|
||||
|
||||
NULL_CHECK(Session);
|
||||
NULL_CHECK(Msid);
|
||||
NULL_CHECK(Password);
|
||||
|
||||
Ret = OpalUtilSetAdminPasswordAsSid(
|
||||
Session,
|
||||
Msid,
|
||||
MsidLength,
|
||||
Password,
|
||||
PassLength
|
||||
);
|
||||
if (Ret == TcgResultSuccess) {
|
||||
//
|
||||
// Enable global locking range
|
||||
//
|
||||
Ret = OpalUtilSetOpalLockingRange(
|
||||
Session,
|
||||
Password,
|
||||
PassLength,
|
||||
OPAL_LOCKING_SP_LOCKING_GLOBALRANGE,
|
||||
0,
|
||||
0,
|
||||
TRUE,
|
||||
TRUE,
|
||||
FALSE,
|
||||
FALSE
|
||||
);
|
||||
}
|
||||
|
||||
if (Ret == TcgResultSuccess && !gInSmm) {
|
||||
OpalSupportSendPasword (DevicePath, PassLength, Password);
|
||||
}
|
||||
|
||||
return Ret;
|
||||
}
|
||||
|
||||
/**
|
||||
Opens a session with OPAL_UID_ADMIN_SP as OPAL_ADMIN_SP_PSID_AUTHORITY, then reverts the device using the RevertSP method.
|
||||
|
||||
@param[in] Session The opal session for the opal device.
|
||||
@param[in] KeepUserData TRUE to keep existing Data on the disk, or FALSE to erase it
|
||||
@param[in] Password Admin password
|
||||
@param[in] PasswordLength Length of password in bytes
|
||||
@param[in] Msid Msid
|
||||
@param[in] MsidLength Msid Length
|
||||
@param[out] PasswordFailed indicates if password failed (start session didn't work)
|
||||
@param[in] DevicePath The device path for the opal devcie.
|
||||
|
||||
**/
|
||||
TCG_RESULT
|
||||
EFIAPI
|
||||
OpalSupportRevert(
|
||||
IN OPAL_SESSION *Session,
|
||||
IN BOOLEAN KeepUserData,
|
||||
IN VOID *Password,
|
||||
IN UINT32 PasswordLength,
|
||||
IN VOID *Msid,
|
||||
IN UINT32 MsidLength,
|
||||
OUT BOOLEAN *PasswordFailed,
|
||||
IN EFI_DEVICE_PATH_PROTOCOL *DevicePath
|
||||
)
|
||||
{
|
||||
TCG_RESULT Ret;
|
||||
|
||||
NULL_CHECK(Session);
|
||||
NULL_CHECK(Password);
|
||||
NULL_CHECK(Msid);
|
||||
NULL_CHECK(PasswordFailed);
|
||||
|
||||
Ret = OpalUtilRevert(Session, KeepUserData, Password, PasswordLength, PasswordFailed, Msid, MsidLength);
|
||||
if (Ret == TcgResultSuccess && !gInSmm) {
|
||||
OpalSupportSendPasword (DevicePath, 0, NULL);
|
||||
}
|
||||
|
||||
return Ret;
|
||||
}
|
||||
|
||||
/**
|
||||
Starts a session with OPAL_UID_LOCKING_SP as OPAL_LOCKING_SP_USER1_AUTHORITY or OPAL_LOCKING_SP_ADMIN1_AUTHORITY
|
||||
and updates the global locking range ReadLocked and WriteLocked columns to FALSE.
|
||||
|
||||
@param[in] Session The opal session for the opal device.
|
||||
@param[in] Password Admin or user password
|
||||
@param[in] PasswordLength Length of password in bytes
|
||||
@param[in] DevicePath The device path for the opal devcie.
|
||||
|
||||
**/
|
||||
TCG_RESULT
|
||||
EFIAPI
|
||||
OpalSupportUnlock(
|
||||
IN OPAL_SESSION *Session,
|
||||
IN VOID *Password,
|
||||
IN UINT32 PasswordLength,
|
||||
IN EFI_DEVICE_PATH_PROTOCOL *DevicePath
|
||||
)
|
||||
{
|
||||
TCG_RESULT Ret;
|
||||
|
||||
NULL_CHECK(Session);
|
||||
NULL_CHECK(Password);
|
||||
|
||||
Ret = OpalUtilUpdateGlobalLockingRange(Session, Password, PasswordLength, FALSE, FALSE);
|
||||
if (Ret == TcgResultSuccess && !gInSmm) {
|
||||
OpalSupportSendPasword (DevicePath, PasswordLength, Password);
|
||||
}
|
||||
|
||||
return Ret;
|
||||
}
|
||||
|
||||
/**
|
||||
Starts a session with OPAL_UID_LOCKING_SP as OPAL_LOCKING_SP_USER1_AUTHORITY or OPAL_LOCKING_SP_ADMIN1_AUTHORITY
|
||||
and updates the global locking range ReadLocked and WriteLocked columns to TRUE.
|
||||
|
||||
@param[in] Session The opal session for the opal device.
|
||||
@param[in] Password Admin or user password
|
||||
@param[in] PasswordLength Length of password in bytes
|
||||
@param[in] DevicePath The device path for the opal devcie.
|
||||
|
||||
**/
|
||||
TCG_RESULT
|
||||
EFIAPI
|
||||
OpalSupportLock(
|
||||
IN OPAL_SESSION *Session,
|
||||
IN VOID *Password,
|
||||
IN UINT32 PasswordLength,
|
||||
IN EFI_DEVICE_PATH_PROTOCOL *DevicePath
|
||||
)
|
||||
{
|
||||
TCG_RESULT Ret;
|
||||
|
||||
NULL_CHECK(Session);
|
||||
NULL_CHECK(Password);
|
||||
|
||||
Ret = OpalUtilUpdateGlobalLockingRange(Session, Password, PasswordLength, TRUE, TRUE);
|
||||
if (Ret == TcgResultSuccess && !gInSmm) {
|
||||
OpalSupportSendPasword (DevicePath, PasswordLength, Password);
|
||||
}
|
||||
|
||||
return Ret;
|
||||
}
|
||||
|
||||
/**
|
||||
Initialize the communicate Buffer using DataSize and Function.
|
||||
|
||||
@param[out] DataPtr Points to the Data in the communicate Buffer.
|
||||
@param[in] DataSize The Data Size to send to SMM.
|
||||
@param[in] Function The function number to initialize the communicate Header.
|
||||
|
||||
@retval EFI_INVALID_PARAMETER The Data Size is too big.
|
||||
@retval EFI_SUCCESS Find the specified variable.
|
||||
|
||||
**/
|
||||
VOID*
|
||||
OpalInitCommunicateBuffer (
|
||||
OUT VOID **DataPtr OPTIONAL,
|
||||
IN UINTN DataSize,
|
||||
IN UINTN Function
|
||||
)
|
||||
{
|
||||
EFI_SMM_COMMUNICATE_HEADER *SmmCommunicateHeader;
|
||||
OPAL_SMM_COMMUNICATE_HEADER *SmmFunctionHeader;
|
||||
VOID *Buffer;
|
||||
|
||||
Buffer = AllocateZeroPool (DataSize + OFFSET_OF (EFI_SMM_COMMUNICATE_HEADER, Data) + OFFSET_OF (OPAL_SMM_COMMUNICATE_HEADER, Data));
|
||||
ASSERT (Buffer != NULL);
|
||||
|
||||
SmmCommunicateHeader = (EFI_SMM_COMMUNICATE_HEADER *) Buffer;
|
||||
CopyGuid (&SmmCommunicateHeader->HeaderGuid, &gOpalPasswordNotifyProtocolGuid);
|
||||
SmmCommunicateHeader->MessageLength = DataSize + OFFSET_OF (OPAL_SMM_COMMUNICATE_HEADER, Data);
|
||||
|
||||
SmmFunctionHeader = (OPAL_SMM_COMMUNICATE_HEADER *) SmmCommunicateHeader->Data;
|
||||
SmmFunctionHeader->Function = Function;
|
||||
if (DataPtr != NULL) {
|
||||
*DataPtr = SmmFunctionHeader->Data;
|
||||
}
|
||||
|
||||
return Buffer;
|
||||
}
|
||||
|
||||
/**
|
||||
Send the Data in communicate Buffer to SMM.
|
||||
|
||||
@param[in] Buffer Points to the Data in the communicate Buffer.
|
||||
@param[in] DataSize This Size of the function Header and the Data.
|
||||
|
||||
@retval EFI_SUCCESS Success is returned from the functin in SMM.
|
||||
@retval Others Failure is returned from the function in SMM.
|
||||
|
||||
**/
|
||||
EFI_STATUS
|
||||
OpalSendCommunicateBuffer (
|
||||
IN VOID *Buffer,
|
||||
IN UINTN DataSize
|
||||
)
|
||||
{
|
||||
EFI_STATUS Status;
|
||||
UINTN CommSize;
|
||||
EFI_SMM_COMMUNICATE_HEADER *SmmCommunicateHeader;
|
||||
OPAL_SMM_COMMUNICATE_HEADER *SmmFunctionHeader;
|
||||
EFI_SMM_COMMUNICATION_PROTOCOL *SmmCommunication;
|
||||
|
||||
Status = gBS->LocateProtocol (&gEfiSmmCommunicationProtocolGuid, NULL, (VOID **) &SmmCommunication);
|
||||
if (EFI_ERROR (Status)) {
|
||||
return Status;
|
||||
}
|
||||
|
||||
CommSize = DataSize + OFFSET_OF (EFI_SMM_COMMUNICATE_HEADER, Data) + OFFSET_OF (OPAL_SMM_COMMUNICATE_HEADER, Data);
|
||||
Status = SmmCommunication->Communicate (SmmCommunication, Buffer, &CommSize);
|
||||
if (EFI_ERROR (Status)) {
|
||||
return Status;
|
||||
}
|
||||
|
||||
SmmCommunicateHeader = (EFI_SMM_COMMUNICATE_HEADER *) Buffer;
|
||||
SmmFunctionHeader = (OPAL_SMM_COMMUNICATE_HEADER *)SmmCommunicateHeader->Data;
|
||||
|
||||
return SmmFunctionHeader->ReturnStatus;
|
||||
}
|
||||
|
||||
/**
|
||||
Transfer the password to the smm driver.
|
||||
|
||||
@param[in] DevicePath The device path for the opal devcie.
|
||||
@param PasswordLen The input password length.
|
||||
@param Password Input password buffer.
|
||||
|
||||
@retval EFI_SUCCESS Do the required action success.
|
||||
@retval Others Error occured.
|
||||
|
||||
**/
|
||||
EFI_STATUS
|
||||
EFIAPI
|
||||
OpalSupportSendPasword(
|
||||
EFI_DEVICE_PATH_PROTOCOL *DevicePath,
|
||||
UINTN PasswordLen,
|
||||
VOID *Password
|
||||
)
|
||||
{
|
||||
OPAL_COMM_DEVICE_LIST *Parameter;
|
||||
VOID *Buffer;
|
||||
UINTN Length;
|
||||
EFI_STATUS Status;
|
||||
UINTN DevicePathLen;
|
||||
|
||||
Parameter = NULL;
|
||||
Buffer = NULL;
|
||||
|
||||
if (DevicePath == NULL) {
|
||||
//
|
||||
// Assume DevicePath == NULL only when library used by SMM driver
|
||||
// and should not run to here, just return success.
|
||||
//
|
||||
return EFI_SUCCESS;
|
||||
}
|
||||
|
||||
DevicePathLen = GetDevicePathSize (DevicePath);
|
||||
Length = OFFSET_OF (OPAL_COMM_DEVICE_LIST, OpalDevicePath) + DevicePathLen;
|
||||
Buffer = OpalInitCommunicateBuffer((VOID**)&Parameter, Length, SMM_FUNCTION_SET_OPAL_PASSWORD);
|
||||
if (Buffer == NULL) {
|
||||
return EFI_OUT_OF_RESOURCES;
|
||||
}
|
||||
|
||||
if (Password != NULL) {
|
||||
CopyMem((VOID*)Parameter->Password, Password, PasswordLen);
|
||||
Parameter->PasswordLength = (UINT8)PasswordLen;
|
||||
}
|
||||
CopyMem (&Parameter->OpalDevicePath, DevicePath, DevicePathLen);
|
||||
|
||||
Status = OpalSendCommunicateBuffer(Buffer, Length);
|
||||
if (EFI_ERROR(Status)) {
|
||||
goto EXIT;
|
||||
}
|
||||
|
||||
EXIT:
|
||||
ZeroMem(Parameter, Length);
|
||||
FreePool(Buffer);
|
||||
|
||||
return Status;
|
||||
}
|
||||
|
||||
/**
|
||||
Get saved Opal device list.
|
||||
|
||||
@retval return opal device list.
|
||||
|
||||
**/
|
||||
LIST_ENTRY*
|
||||
EFIAPI
|
||||
OpalSupportGetOpalDeviceList (
|
||||
VOID
|
||||
)
|
||||
{
|
||||
return &mDeviceList;
|
||||
}
|
||||
|
||||
/**
|
||||
Check if the password is full zero.
|
||||
|
||||
@param[in] Password Points to the Data Buffer
|
||||
|
||||
@retval TRUE This password string is full zero.
|
||||
@retval FALSE This password string is not full zero.
|
||||
|
||||
**/
|
||||
BOOLEAN
|
||||
OpalPasswordIsFullZero (
|
||||
IN UINT8 *Password
|
||||
)
|
||||
{
|
||||
UINTN Index;
|
||||
|
||||
for (Index = 0; Index < OPAL_PASSWORD_MAX_LENGTH; Index++) {
|
||||
if (Password[Index] != 0) {
|
||||
return FALSE;
|
||||
}
|
||||
}
|
||||
|
||||
return TRUE;
|
||||
}
|
||||
|
||||
/**
|
||||
Save hdd password to SMM.
|
||||
|
||||
@param[in] DevicePath Input device path info for the device.
|
||||
@param[in] Password The hdd password of attached ATA device.
|
||||
@param[in] PasswordLength The hdd password length.
|
||||
|
||||
@retval EFI_OUT_OF_RESOURCES Insufficient resources to create database record
|
||||
@retval EFI_SUCCESS The function has been successfully executed.
|
||||
|
||||
**/
|
||||
EFI_STATUS
|
||||
OpalSavePasswordToSmm (
|
||||
IN EFI_DEVICE_PATH_PROTOCOL *DevicePath,
|
||||
IN UINT8 *Password,
|
||||
IN UINT8 PasswordLength
|
||||
)
|
||||
{
|
||||
OPAL_DISK_AND_PASSWORD_INFO *List;
|
||||
OPAL_DISK_AND_PASSWORD_INFO *Dev;
|
||||
LIST_ENTRY *Entry;
|
||||
UINTN DevicePathLen;
|
||||
|
||||
DevicePathLen = GetDevicePathSize (DevicePath);
|
||||
|
||||
for (Entry = mDeviceList.ForwardLink; Entry != &mDeviceList; Entry = Entry->ForwardLink) {
|
||||
List = BASE_CR (Entry, OPAL_DISK_AND_PASSWORD_INFO, Link);
|
||||
if (CompareMem (&List->OpalDevicePath, DevicePath, DevicePathLen) == 0) {
|
||||
CopyMem(List->Password, Password, OPAL_PASSWORD_MAX_LENGTH);
|
||||
return EFI_SUCCESS;
|
||||
}
|
||||
}
|
||||
|
||||
Dev = AllocateZeroPool (OFFSET_OF (OPAL_DISK_AND_PASSWORD_INFO, OpalDevicePath) + DevicePathLen);
|
||||
if (Dev == NULL) {
|
||||
return EFI_OUT_OF_RESOURCES;
|
||||
}
|
||||
|
||||
Dev->PasswordLength = PasswordLength;
|
||||
CopyMem(&(Dev->Password), Password, OPAL_PASSWORD_MAX_LENGTH);
|
||||
CopyMem(&(Dev->OpalDevicePath), DevicePath, DevicePathLen);
|
||||
|
||||
InsertHeadList (&mDeviceList, &Dev->Link);
|
||||
|
||||
return EFI_SUCCESS;
|
||||
}
|
||||
|
||||
/**
|
||||
Communication service SMI Handler entry.
|
||||
|
||||
This SMI handler provides services for saving HDD password and saving S3 boot script when ready to boot.
|
||||
|
||||
@param[in] DispatchHandle The unique handle assigned to this handler by SmiHandlerRegister().
|
||||
@param[in] RegisterContext Points to an optional handler context which was specified when the
|
||||
handler was registered.
|
||||
@param[in, out] CommBuffer A pointer to a collection of Data in memory that will
|
||||
be conveyed from a non-SMM environment into an SMM environment.
|
||||
@param[in, out] CommBufferSize The Size of the CommBuffer.
|
||||
|
||||
@retval EFI_SUCCESS The interrupt was handled and quiesced. No other handlers
|
||||
should still be called.
|
||||
@retval EFI_WARN_INTERRUPT_SOURCE_QUIESCED The interrupt has been quiesced but other handlers should
|
||||
still be called.
|
||||
@retval EFI_WARN_INTERRUPT_SOURCE_PENDING The interrupt is still pending and other handlers should still
|
||||
be called.
|
||||
@retval EFI_INTERRUPT_PENDING The interrupt could not be quiesced.
|
||||
**/
|
||||
EFI_STATUS
|
||||
SmmOpalPasswordHandler (
|
||||
IN EFI_HANDLE DispatchHandle,
|
||||
IN CONST VOID *RegisterContext,
|
||||
IN OUT VOID *CommBuffer,
|
||||
IN OUT UINTN *CommBufferSize
|
||||
)
|
||||
{
|
||||
EFI_STATUS Status;
|
||||
OPAL_SMM_COMMUNICATE_HEADER *SmmFunctionHeader;
|
||||
UINTN TempCommBufferSize;
|
||||
UINT8 *NewPassword;
|
||||
UINT8 PasswordLength;
|
||||
EFI_DEVICE_PATH_PROTOCOL *DevicePath;
|
||||
|
||||
if (CommBuffer == NULL || CommBufferSize == NULL) {
|
||||
return EFI_SUCCESS;
|
||||
}
|
||||
|
||||
TempCommBufferSize = *CommBufferSize;
|
||||
if (TempCommBufferSize < OFFSET_OF (OPAL_SMM_COMMUNICATE_HEADER, Data)) {
|
||||
return EFI_SUCCESS;
|
||||
}
|
||||
|
||||
Status = EFI_SUCCESS;
|
||||
SmmFunctionHeader = (OPAL_SMM_COMMUNICATE_HEADER *)CommBuffer;
|
||||
|
||||
DevicePath = &((OPAL_COMM_DEVICE_LIST*)(SmmFunctionHeader->Data))->OpalDevicePath;
|
||||
PasswordLength = ((OPAL_COMM_DEVICE_LIST*)(SmmFunctionHeader->Data))->PasswordLength;
|
||||
NewPassword = ((OPAL_COMM_DEVICE_LIST*)(SmmFunctionHeader->Data))->Password;
|
||||
|
||||
switch (SmmFunctionHeader->Function) {
|
||||
case SMM_FUNCTION_SET_OPAL_PASSWORD:
|
||||
if (OpalPasswordIsFullZero (NewPassword) || PasswordLength == 0) {
|
||||
Status = EFI_INVALID_PARAMETER;
|
||||
goto EXIT;
|
||||
}
|
||||
|
||||
Status = OpalSavePasswordToSmm (DevicePath, NewPassword, PasswordLength);
|
||||
break;
|
||||
|
||||
default:
|
||||
Status = EFI_UNSUPPORTED;
|
||||
break;
|
||||
}
|
||||
|
||||
EXIT:
|
||||
SmmFunctionHeader->ReturnStatus = Status;
|
||||
|
||||
//
|
||||
// Return EFI_SUCCESS cause only one handler can be trigged.
|
||||
// so return EFI_WARN_INTERRUPT_SOURCE_PENDING to make all handler can be trigged.
|
||||
//
|
||||
return EFI_WARN_INTERRUPT_SOURCE_PENDING;
|
||||
}
|
||||
|
||||
/**
|
||||
The constructor function.
|
||||
|
||||
Register SMI handler when link to SMM driver.
|
||||
|
||||
@retval EFI_SUCCESS The constructor always returns EFI_SUCCESS.
|
||||
|
||||
**/
|
||||
EFI_STATUS
|
||||
EFIAPI
|
||||
OpalPasswordSupportLibConstructor (
|
||||
VOID
|
||||
)
|
||||
{
|
||||
EFI_SMM_BASE2_PROTOCOL *SmmBase2;
|
||||
EFI_SMM_SYSTEM_TABLE2 *Smst;
|
||||
EFI_HANDLE SmmHandle;
|
||||
EFI_STATUS Status;
|
||||
|
||||
Status = gBS->LocateProtocol (&gEfiSmmBase2ProtocolGuid, NULL, (VOID**) &SmmBase2);
|
||||
if (EFI_ERROR (Status)) {
|
||||
return RETURN_SUCCESS;
|
||||
}
|
||||
Status = SmmBase2->InSmm (SmmBase2, &gInSmm);
|
||||
if (EFI_ERROR (Status)) {
|
||||
return RETURN_SUCCESS;
|
||||
}
|
||||
if (!gInSmm) {
|
||||
return RETURN_SUCCESS;
|
||||
}
|
||||
|
||||
//
|
||||
// Good, we are in SMM
|
||||
//
|
||||
Status = SmmBase2->GetSmstLocation (SmmBase2, &Smst);
|
||||
if (EFI_ERROR (Status)) {
|
||||
return RETURN_SUCCESS;
|
||||
}
|
||||
|
||||
SmmHandle = NULL;
|
||||
Status = Smst->SmiHandlerRegister (SmmOpalPasswordHandler, &gOpalPasswordNotifyProtocolGuid, &SmmHandle);
|
||||
ASSERT_EFI_ERROR (Status);
|
||||
|
||||
return EFI_SUCCESS;
|
||||
}
|
||||
|
||||
/**
|
||||
The Destructor function.
|
||||
|
||||
Clean the saved opal device list.
|
||||
|
||||
@retval EFI_SUCCESS The constructor always returns EFI_SUCCESS.
|
||||
|
||||
**/
|
||||
EFI_STATUS
|
||||
EFIAPI
|
||||
OpalPasswordSupportLibDestructor (
|
||||
VOID
|
||||
)
|
||||
{
|
||||
OPAL_DISK_AND_PASSWORD_INFO *Device;
|
||||
|
||||
while (!IsListEmpty (&mDeviceList)) {
|
||||
Device = BASE_CR (mDeviceList.ForwardLink, OPAL_DISK_AND_PASSWORD_INFO, Link);
|
||||
|
||||
RemoveEntryList (&Device->Link);
|
||||
FreePool (Device);
|
||||
}
|
||||
|
||||
return EFI_SUCCESS;
|
||||
}
|
||||
|
|
@ -0,0 +1,54 @@
|
|||
## @file
|
||||
# This is a OpalPassword support library.
|
||||
#
|
||||
# This module is used to provide API used by Opal password solution.
|
||||
#
|
||||
# Copyright (c) 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
|
||||
# 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.
|
||||
#
|
||||
##
|
||||
[Defines]
|
||||
INF_VERSION = 0x00010017
|
||||
BASE_NAME = OpalPasswordSupportLib
|
||||
FILE_GUID = 00F93D8C-00A6-42D0-9327-11CE309B944A
|
||||
VERSION_STRING = 1.0
|
||||
MODULE_TYPE = BASE
|
||||
LIBRARY_CLASS = OpalPasswordSupportLib|DXE_DRIVER DXE_CORE DXE_SMM_DRIVER
|
||||
|
||||
CONSTRUCTOR = OpalPasswordSupportLibConstructor
|
||||
DESTRUCTOR = OpalPasswordSupportLibDestructor
|
||||
#
|
||||
# The following information is for reference only and not required by the build tools.
|
||||
#
|
||||
# VALID_ARCHITECTURES = IA32 X64
|
||||
#
|
||||
|
||||
[Sources]
|
||||
OpalPasswordSupportLib.c
|
||||
OpalPasswordSupportNotify.h
|
||||
|
||||
[LibraryClasses]
|
||||
BaseLib
|
||||
BaseMemoryLib
|
||||
PrintLib
|
||||
DebugLib
|
||||
TimerLib
|
||||
TcgStorageOpalLib
|
||||
UefiLib
|
||||
|
||||
[Packages]
|
||||
MdePkg/MdePkg.dec
|
||||
SecurityPkg/SecurityPkg.dec
|
||||
|
||||
[Protocols]
|
||||
gEfiStorageSecurityCommandProtocolGuid ## CONSUMES
|
||||
gEfiSmmCommunicationProtocolGuid ## CONSUMES
|
||||
gEfiSmmBase2ProtocolGuid
|
||||
|
||||
[BuildOptions]
|
||||
MSFT:*_*_*_CC_FLAGS = /Od /GL-
|
||||
|
|
@ -0,0 +1,56 @@
|
|||
/** @file
|
||||
Implementation of Opal password support library.
|
||||
|
||||
Copyright (c) 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
|
||||
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 _DXE_OPAL_NOTIFY_H_
|
||||
#define _DXE_OPAL_NOTIFY_H_
|
||||
|
||||
#include <PiDxe.h>
|
||||
#include <PiSmm.h>
|
||||
|
||||
#include <Uefi/UefiAcpiDataTable.h>
|
||||
|
||||
#include <Library/DebugLib.h>
|
||||
#include <Library/BaseMemoryLib.h>
|
||||
#include <Library/UefiBootServicesTableLib.h>
|
||||
#include <Library/UefiLib.h>
|
||||
#include <Library/OpalPasswordSupportLib.h>
|
||||
#include <Library/DevicePathLib.h>
|
||||
#include <Library/MemoryAllocationLib.h>
|
||||
|
||||
#include <Protocol/SmmCommunication.h>
|
||||
#include <Protocol/SmmBase2.h>
|
||||
|
||||
|
||||
#pragma pack(1)
|
||||
|
||||
typedef struct {
|
||||
UINTN Function;
|
||||
EFI_STATUS ReturnStatus;
|
||||
UINT8 Data[1];
|
||||
} OPAL_SMM_COMMUNICATE_HEADER;
|
||||
|
||||
typedef struct {
|
||||
UINT8 Password[32];
|
||||
UINT8 PasswordLength;
|
||||
|
||||
EFI_DEVICE_PATH_PROTOCOL OpalDevicePath;
|
||||
} OPAL_COMM_DEVICE_LIST;
|
||||
|
||||
#pragma pack()
|
||||
|
||||
#define SMM_FUNCTION_SET_OPAL_PASSWORD 1
|
||||
|
||||
#define OPAL_PASSWORD_NOTIFY_PROTOCOL_GUID {0x0ff2ddd0, 0xefc9, 0x4f49, { 0x99, 0x7a, 0xcb, 0x59, 0x44, 0xe6, 0x97, 0xd3 } }
|
||||
|
||||
#endif
|
||||
|
|
@ -81,6 +81,18 @@
|
|||
#
|
||||
Tcg2PhysicalPresenceLib|Include/Library/Tcg2PhysicalPresenceLib.h
|
||||
|
||||
## @libraryclass Provides interfaces about TCG storage generic commond.
|
||||
#
|
||||
TcgStorageCoreLib|Include/Library/TcgStorageCoreLib.h
|
||||
|
||||
## @libraryclass Provides interfaces about TCG storage Opal generic commond.
|
||||
#
|
||||
TcgStorageOpalLib|Include/Library/TcgStorageOpalLib.h
|
||||
|
||||
## @libraryclass Provides interfaces about Opal commond special for Opal password solution.
|
||||
#
|
||||
OpalPasswordSupportLib|Include/Library/OpalPasswordSupportLib.h
|
||||
|
||||
[Guids]
|
||||
## Security package token space guid.
|
||||
# Include/Guid/SecurityPkgTokenSpace.h
|
||||
|
|
@ -190,6 +202,10 @@
|
|||
# Include/Guid/TrEEConfigHii.h
|
||||
gTrEEConfigFormSetGuid = {0xc54b425f, 0xaa79, 0x48b4, { 0x98, 0x1f, 0x99, 0x8b, 0x3c, 0x4b, 0x64, 0x1c }}
|
||||
|
||||
## Include/OpalPasswordExtraInfoVariable.h
|
||||
gOpalExtraInfoVariableGuid = {0x44a2ad5d, 0x612c, 0x47b3, {0xb0, 0x6e, 0xc8, 0xf5, 0x0b, 0xfb, 0xf0, 0x7d}}
|
||||
|
||||
|
||||
[Ppis]
|
||||
## The PPI GUID for that TPM physical presence should be locked.
|
||||
# Include/Ppi/LockPhysicalPresence.h
|
||||
|
|
|
|||
Loading…
Reference in New Issue