diff options
Diffstat (limited to 'src/VBox/Devices/EFI/Firmware/MdeModulePkg/Library/LockBoxNullLib')
3 files changed, 183 insertions, 0 deletions
diff --git a/src/VBox/Devices/EFI/Firmware/MdeModulePkg/Library/LockBoxNullLib/LockBoxNullLib.c b/src/VBox/Devices/EFI/Firmware/MdeModulePkg/Library/LockBoxNullLib/LockBoxNullLib.c new file mode 100644 index 00000000..404828e2 --- /dev/null +++ b/src/VBox/Devices/EFI/Firmware/MdeModulePkg/Library/LockBoxNullLib/LockBoxNullLib.c @@ -0,0 +1,135 @@ +/** @file + +Copyright (c) 2010 - 2019, Intel Corporation. All rights reserved.<BR> + +SPDX-License-Identifier: BSD-2-Clause-Patent + +**/ + +#include <Uefi.h> +#include <Library/DebugLib.h> + +/** + This function will save confidential information to lockbox. + + @param Guid the guid to identify the confidential information + @param Buffer the address of the confidential information + @param Length the length of the confidential information + + @retval RETURN_SUCCESS the information is saved successfully. + @retval RETURN_INVALID_PARAMETER the Guid is NULL, or Buffer is NULL, or Length is 0 + @retval RETURN_ALREADY_STARTED the requested GUID already exist. + @retval RETURN_OUT_OF_RESOURCES no enough resource to save the information. + @retval RETURN_ACCESS_DENIED it is too late to invoke this interface + @retval RETURN_NOT_STARTED it is too early to invoke this interface + @retval RETURN_UNSUPPORTED the service is not supported by implementaion. +**/ +RETURN_STATUS +EFIAPI +SaveLockBox ( + IN GUID *Guid, + IN VOID *Buffer, + IN UINTN Length + ) +{ + return RETURN_SUCCESS; +} + +/** + This function will set lockbox attributes. + + @param Guid the guid to identify the confidential information + @param Attributes the attributes of the lockbox + + @retval RETURN_SUCCESS the information is saved successfully. + @retval RETURN_INVALID_PARAMETER attributes is invalid. + @retval RETURN_NOT_FOUND the requested GUID not found. + @retval RETURN_ACCESS_DENIED it is too late to invoke this interface + @retval RETURN_NOT_STARTED it is too early to invoke this interface + @retval RETURN_UNSUPPORTED the service is not supported by implementaion. +**/ +RETURN_STATUS +EFIAPI +SetLockBoxAttributes ( + IN GUID *Guid, + IN UINT64 Attributes + ) +{ + return RETURN_SUCCESS; +} + +/** + This function will update confidential information to lockbox. + + @param Guid the guid to identify the original confidential information + @param Offset the offset of the original confidential information + @param Buffer the address of the updated confidential information + @param Length the length of the updated confidential information + + @retval RETURN_SUCCESS the information is saved successfully. + @retval RETURN_INVALID_PARAMETER the Guid is NULL, or Buffer is NULL, or Length is 0. + @retval RETURN_NOT_FOUND the requested GUID not found. + @retval RETURN_BUFFER_TOO_SMALL for lockbox without attribute LOCK_BOX_ATTRIBUTE_RESTORE_IN_S3_ONLY, + the original buffer to too small to hold new information. + @retval RETURN_OUT_OF_RESOURCES for lockbox with attribute LOCK_BOX_ATTRIBUTE_RESTORE_IN_S3_ONLY, + no enough resource to save the information. + @retval RETURN_ACCESS_DENIED it is too late to invoke this interface + @retval RETURN_NOT_STARTED it is too early to invoke this interface + @retval RETURN_UNSUPPORTED the service is not supported by implementaion. +**/ +RETURN_STATUS +EFIAPI +UpdateLockBox ( + IN GUID *Guid, + IN UINTN Offset, + IN VOID *Buffer, + IN UINTN Length + ) +{ + return RETURN_SUCCESS; +} + +/** + This function will restore confidential information from lockbox. + + @param Guid the guid to identify the confidential information + @param Buffer the address of the restored confidential information + NULL means restored to original address, Length MUST be NULL at same time. + @param Length the length of the restored confidential information + + @retval RETURN_SUCCESS the information is restored successfully. + @retval RETURN_INVALID_PARAMETER the Guid is NULL, or one of Buffer and Length is NULL. + @retval RETURN_WRITE_PROTECTED Buffer and Length are NULL, but the LockBox has no + LOCK_BOX_ATTRIBUTE_RESTORE_IN_PLACE attribute. + @retval RETURN_BUFFER_TOO_SMALL the Length is too small to hold the confidential information. + @retval RETURN_NOT_FOUND the requested GUID not found. + @retval RETURN_NOT_STARTED it is too early to invoke this interface + @retval RETURN_ACCESS_DENIED not allow to restore to the address + @retval RETURN_UNSUPPORTED the service is not supported by implementaion. +**/ +RETURN_STATUS +EFIAPI +RestoreLockBox ( + IN GUID *Guid, + IN VOID *Buffer, OPTIONAL + IN OUT UINTN *Length OPTIONAL + ) +{ + return RETURN_SUCCESS; +} + +/** + This function will restore confidential information from all lockbox which have RestoreInPlace attribute. + + @retval RETURN_SUCCESS the information is restored successfully. + @retval RETURN_NOT_STARTED it is too early to invoke this interface + @retval RETURN_UNSUPPORTED the service is not supported by implementaion. +**/ +RETURN_STATUS +EFIAPI +RestoreAllLockBoxInPlace ( + VOID + ) +{ + return RETURN_SUCCESS; +} diff --git a/src/VBox/Devices/EFI/Firmware/MdeModulePkg/Library/LockBoxNullLib/LockBoxNullLib.inf b/src/VBox/Devices/EFI/Firmware/MdeModulePkg/Library/LockBoxNullLib/LockBoxNullLib.inf new file mode 100644 index 00000000..116a3ab3 --- /dev/null +++ b/src/VBox/Devices/EFI/Firmware/MdeModulePkg/Library/LockBoxNullLib/LockBoxNullLib.inf @@ -0,0 +1,32 @@ +## @file +# NULL LockBox library instance. +# +# Copyright (c) 2010 - 2018, Intel Corporation. All rights reserved.<BR> +# +# SPDX-License-Identifier: BSD-2-Clause-Patent +# +## + +[Defines] + INF_VERSION = 0x00010005 + BASE_NAME = LockBoxNullLib + MODULE_UNI_FILE = LockBoxNullLib.uni + FILE_GUID = 0BA38EBD-E190-4df7-8EC4-0A6E2B43772D + MODULE_TYPE = BASE + VERSION_STRING = 1.0 + LIBRARY_CLASS = LockBoxLib + + +# +# The following information is for reference only and not required by the build tools. +# +# VALID_ARCHITECTURES = IA32 X64 +# + +[Sources] + LockBoxNullLib.c + +[Packages] + MdePkg/MdePkg.dec + MdeModulePkg/MdeModulePkg.dec + diff --git a/src/VBox/Devices/EFI/Firmware/MdeModulePkg/Library/LockBoxNullLib/LockBoxNullLib.uni b/src/VBox/Devices/EFI/Firmware/MdeModulePkg/Library/LockBoxNullLib/LockBoxNullLib.uni new file mode 100644 index 00000000..ab6d5d60 --- /dev/null +++ b/src/VBox/Devices/EFI/Firmware/MdeModulePkg/Library/LockBoxNullLib/LockBoxNullLib.uni @@ -0,0 +1,16 @@ +// /** @file
+// NULL LockBox library instance.
+//
+// NULL LockBox library instance.
+//
+// Copyright (c) 2010 - 2018, Intel Corporation. All rights reserved.<BR>
+//
+// SPDX-License-Identifier: BSD-2-Clause-Patent
+//
+// **/
+
+
+#string STR_MODULE_ABSTRACT #language en-US "NULL LockBox library instance"
+
+#string STR_MODULE_DESCRIPTION #language en-US "NULL LockBox library instance."
+
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