diff options
Diffstat (limited to 'Core/MdePkg/Library/DxeHstiLib/HstiAip.c')
| -rw-r--r-- | Core/MdePkg/Library/DxeHstiLib/HstiAip.c | 175 |
1 files changed, 175 insertions, 0 deletions
diff --git a/Core/MdePkg/Library/DxeHstiLib/HstiAip.c b/Core/MdePkg/Library/DxeHstiLib/HstiAip.c new file mode 100644 index 0000000000..5677cd31e2 --- /dev/null +++ b/Core/MdePkg/Library/DxeHstiLib/HstiAip.c @@ -0,0 +1,175 @@ +/** @file
+
+ Copyright (c) 2015, 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.
+
+**/
+
+#include "HstiDxe.h"
+
+/**
+ Returns the current state information for the adapter.
+
+ This function returns information of type InformationType from the adapter.
+ If an adapter does not support the requested informational type, then
+ EFI_UNSUPPORTED is returned.
+
+ @param[in] This A pointer to the EFI_ADAPTER_INFORMATION_PROTOCOL instance.
+ @param[in] InformationType A pointer to an EFI_GUID that defines the contents of InformationBlock.
+ @param[out] InformationBlock The service returns a pointer to the buffer with the InformationBlock
+ structure which contains details about the data specific to InformationType.
+ @param[out] InformationBlockSize The driver returns the size of the InformationBlock in bytes.
+
+ @retval EFI_SUCCESS The InformationType information was retrieved.
+ @retval EFI_UNSUPPORTED The InformationType is not known.
+ @retval EFI_DEVICE_ERROR The device reported an error.
+ @retval EFI_OUT_OF_RESOURCES The request could not be completed due to a lack of resources.
+ @retval EFI_INVALID_PARAMETER This is NULL.
+ @retval EFI_INVALID_PARAMETER InformationBlock is NULL.
+ @retval EFI_INVALID_PARAMETER InformationBlockSize is NULL.
+
+**/
+EFI_STATUS
+EFIAPI
+HstiAipGetInfo (
+ IN EFI_ADAPTER_INFORMATION_PROTOCOL *This,
+ IN EFI_GUID *InformationType,
+ OUT VOID **InformationBlock,
+ OUT UINTN *InformationBlockSize
+ )
+{
+ HSTI_AIP_PRIVATE_DATA *HstiAip;
+
+ if ((This == NULL) || (InformationBlock == NULL) || (InformationBlockSize == NULL)) {
+ return EFI_INVALID_PARAMETER;
+ }
+ if (!CompareGuid (InformationType, &gAdapterInfoPlatformSecurityGuid)) {
+ return EFI_UNSUPPORTED;
+ }
+
+ HstiAip = HSTI_AIP_PRIVATE_DATA_FROM_THIS(This);
+
+ *InformationBlock = AllocateCopyPool (HstiAip->HstiSize, HstiAip->Hsti);
+ if (*InformationBlock == NULL) {
+ return EFI_OUT_OF_RESOURCES;
+ }
+ *InformationBlockSize = HstiAip->HstiSize;
+ return EFI_SUCCESS;
+}
+
+/**
+ Sets state information for an adapter.
+
+ This function sends information of type InformationType for an adapter.
+ If an adapter does not support the requested information type, then EFI_UNSUPPORTED
+ is returned.
+
+ @param[in] This A pointer to the EFI_ADAPTER_INFORMATION_PROTOCOL instance.
+ @param[in] InformationType A pointer to an EFI_GUID that defines the contents of InformationBlock.
+ @param[in] InformationBlock A pointer to the InformationBlock structure which contains details
+ about the data specific to InformationType.
+ @param[in] InformationBlockSize The size of the InformationBlock in bytes.
+
+ @retval EFI_SUCCESS The information was received and interpreted successfully.
+ @retval EFI_UNSUPPORTED The InformationType is not known.
+ @retval EFI_DEVICE_ERROR The device reported an error.
+ @retval EFI_INVALID_PARAMETER This is NULL.
+ @retval EFI_INVALID_PARAMETER InformationBlock is NULL.
+ @retval EFI_WRITE_PROTECTED The InformationType cannot be modified using EFI_ADAPTER_INFO_SET_INFO().
+
+**/
+EFI_STATUS
+EFIAPI
+HstiAipSetInfo (
+ IN EFI_ADAPTER_INFORMATION_PROTOCOL *This,
+ IN EFI_GUID *InformationType,
+ IN VOID *InformationBlock,
+ IN UINTN InformationBlockSize
+ )
+{
+ HSTI_AIP_PRIVATE_DATA *HstiAip;
+ VOID *NewHsti;
+
+ if ((This == NULL) || (InformationBlock == NULL)) {
+ return EFI_INVALID_PARAMETER;
+ }
+ if (!CompareGuid (InformationType, &gAdapterInfoPlatformSecurityGuid)) {
+ return EFI_UNSUPPORTED;
+ }
+
+ if (!InternalHstiIsValidTable (InformationBlock, InformationBlockSize)) {
+ return EFI_VOLUME_CORRUPTED;
+ }
+
+ HstiAip = HSTI_AIP_PRIVATE_DATA_FROM_THIS(This);
+
+ if (InformationBlockSize > HstiAip->HstiMaxSize) {
+ NewHsti = AllocateZeroPool (InformationBlockSize);
+ if (NewHsti == NULL) {
+ return EFI_OUT_OF_RESOURCES;
+ }
+ FreePool (HstiAip->Hsti);
+ HstiAip->Hsti = NewHsti;
+ HstiAip->HstiSize = 0;
+ HstiAip->HstiMaxSize = InformationBlockSize;
+ }
+
+ CopyMem (HstiAip->Hsti, InformationBlock, InformationBlockSize);
+ HstiAip->HstiSize = InformationBlockSize;
+ return EFI_SUCCESS;
+}
+
+/**
+ Get a list of supported information types for this instance of the protocol.
+
+ This function returns a list of InformationType GUIDs that are supported on an
+ adapter with this instance of EFI_ADAPTER_INFORMATION_PROTOCOL. The list is returned
+ in InfoTypesBuffer, and the number of GUID pointers in InfoTypesBuffer is returned in
+ InfoTypesBufferCount.
+
+ @param[in] This A pointer to the EFI_ADAPTER_INFORMATION_PROTOCOL instance.
+ @param[out] InfoTypesBuffer A pointer to the array of InformationType GUIDs that are supported
+ by This.
+ @param[out] InfoTypesBufferCount A pointer to the number of GUIDs present in InfoTypesBuffer.
+
+ @retval EFI_SUCCESS The list of information type GUIDs that are supported on this adapter was
+ returned in InfoTypesBuffer. The number of information type GUIDs was
+ returned in InfoTypesBufferCount.
+ @retval EFI_INVALID_PARAMETER This is NULL.
+ @retval EFI_INVALID_PARAMETER InfoTypesBuffer is NULL.
+ @retval EFI_INVALID_PARAMETER InfoTypesBufferCount is NULL.
+ @retval EFI_OUT_OF_RESOURCES There is not enough pool memory to store the results.
+
+**/
+EFI_STATUS
+EFIAPI
+HstiAipGetSupportedTypes (
+ IN EFI_ADAPTER_INFORMATION_PROTOCOL *This,
+ OUT EFI_GUID **InfoTypesBuffer,
+ OUT UINTN *InfoTypesBufferCount
+ )
+{
+ if ((This == NULL) || (InfoTypesBuffer == NULL) || (InfoTypesBufferCount == NULL)) {
+ return EFI_INVALID_PARAMETER;
+ }
+
+ *InfoTypesBuffer = AllocateCopyPool (sizeof(gAdapterInfoPlatformSecurityGuid), &gAdapterInfoPlatformSecurityGuid);
+ if (*InfoTypesBuffer == NULL) {
+ return EFI_OUT_OF_RESOURCES;
+ }
+ *InfoTypesBufferCount = 1;
+
+ return EFI_SUCCESS;
+}
+
+EFI_ADAPTER_INFORMATION_PROTOCOL mAdapterInformationProtocol = {
+ HstiAipGetInfo,
+ HstiAipSetInfo,
+ HstiAipGetSupportedTypes,
+};
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