mirror of
https://github.com/CloverHackyColor/CloverBootloader.git
synced 2024-12-01 12:53:27 +01:00
133 lines
4.6 KiB
C
133 lines
4.6 KiB
C
/** @file
|
|
RedfishSmbiosHostInterface.c
|
|
|
|
Discover Redfish SMBIOS Host Interface.
|
|
|
|
(C) Copyright 2021 Hewlett Packard Enterprise Development LP<BR>
|
|
Copyright (c) 2023, NVIDIA CORPORATION & AFFILIATES. All rights reserved.
|
|
|
|
SPDX-License-Identifier: BSD-2-Clause-Patent
|
|
|
|
**/
|
|
|
|
#include "RedfishDiscoverInternal.h"
|
|
|
|
SMBIOS_TABLE_TYPE42 *mType42Record;
|
|
|
|
/**
|
|
The function gets information reported in Redfish Host Interface.
|
|
|
|
It simply frees the packet.
|
|
|
|
@param[in] Smbios SMBIOS protocol.
|
|
@param[out] DeviceDescriptor Pointer to REDFISH_INTERFACE_DATA.
|
|
@param[out] ProtocolData Pointer to REDFISH_OVER_IP_PROTOCOL_DATA.
|
|
|
|
@retval EFI_SUCCESS Get host interface successfully.
|
|
@retval Otherwise Fail to tet host interface.
|
|
|
|
**/
|
|
EFI_STATUS
|
|
RedfishGetHostInterfaceProtocolData (
|
|
IN EFI_SMBIOS_PROTOCOL *Smbios,
|
|
OUT REDFISH_INTERFACE_DATA **DeviceDescriptor,
|
|
OUT REDFISH_OVER_IP_PROTOCOL_DATA **ProtocolData
|
|
)
|
|
{
|
|
EFI_STATUS Status;
|
|
EFI_SMBIOS_HANDLE SmbiosHandle;
|
|
EFI_SMBIOS_TABLE_HEADER *Record;
|
|
UINT16 Offset;
|
|
UINT8 *RecordTmp;
|
|
UINT8 ProtocolLength;
|
|
UINT8 SpecificDataLen;
|
|
|
|
if ((Smbios == NULL) || (ProtocolData == NULL)) {
|
|
return EFI_INVALID_PARAMETER;
|
|
}
|
|
|
|
SmbiosHandle = SMBIOS_HANDLE_PI_RESERVED;
|
|
Status = Smbios->GetNext (Smbios, &SmbiosHandle, NULL, &Record, NULL);
|
|
while (!EFI_ERROR (Status) && SmbiosHandle != SMBIOS_HANDLE_PI_RESERVED) {
|
|
if (Record->Type == SMBIOS_TYPE_MANAGEMENT_CONTROLLER_HOST_INTERFACE) {
|
|
//
|
|
// Check Interface Type, should be Network Host Interface = 40h
|
|
//
|
|
mType42Record = (SMBIOS_TABLE_TYPE42 *)Record;
|
|
if (mType42Record->InterfaceType == MCHostInterfaceTypeNetworkHostInterface) {
|
|
ASSERT (Record->Length >= 9);
|
|
Offset = 5;
|
|
RecordTmp = (UINT8 *)Record + Offset;
|
|
//
|
|
// Get interface specific data length.
|
|
//
|
|
SpecificDataLen = *RecordTmp;
|
|
Offset += 1;
|
|
RecordTmp = (UINT8 *)Record + Offset;
|
|
|
|
//
|
|
// Check Device Type, PCI/PCIe and USB Network Interface v2 is supported.
|
|
//
|
|
if ((*RecordTmp == REDFISH_HOST_INTERFACE_DEVICE_TYPE_PCI_PCIE_V2) || (*RecordTmp == REDFISH_HOST_INTERFACE_DEVICE_TYPE_USB_V2)) {
|
|
if (*RecordTmp == REDFISH_HOST_INTERFACE_DEVICE_TYPE_PCI_PCIE_V2) {
|
|
if (SpecificDataLen != sizeof (PCI_OR_PCIE_INTERFACE_DEVICE_DESCRIPTOR_V2) + 1) {
|
|
ASSERT (SpecificDataLen == sizeof (PCI_OR_PCIE_INTERFACE_DEVICE_DESCRIPTOR_V2) + 1);
|
|
return EFI_VOLUME_CORRUPTED;
|
|
}
|
|
} else {
|
|
if (SpecificDataLen != sizeof (USB_INTERFACE_DEVICE_DESCRIPTOR_V2) + 1) {
|
|
ASSERT (SpecificDataLen == sizeof (USB_INTERFACE_DEVICE_DESCRIPTOR_V2) + 1);
|
|
return EFI_VOLUME_CORRUPTED;
|
|
}
|
|
}
|
|
|
|
*DeviceDescriptor = (REDFISH_INTERFACE_DATA *)RecordTmp;
|
|
Offset = Offset + SpecificDataLen;
|
|
RecordTmp = (UINT8 *)Record + Offset;
|
|
//
|
|
// Check Protocol count. if > 1, only use the first protocol.
|
|
//
|
|
ASSERT (*RecordTmp == 1);
|
|
Offset += 1;
|
|
RecordTmp = (UINT8 *)Record + Offset;
|
|
//
|
|
// Check protocol identifier.
|
|
//
|
|
if (*RecordTmp == MCHostInterfaceProtocolTypeRedfishOverIP) {
|
|
Offset += 1;
|
|
RecordTmp = (UINT8 *)Record + Offset;
|
|
ProtocolLength = *RecordTmp;
|
|
|
|
Offset += 1;
|
|
RecordTmp = (UINT8 *)Record + Offset;
|
|
|
|
//
|
|
// This SMBIOS record is invalid, if the length of protocol specific data for
|
|
// Redfish Over IP protocol is wrong.
|
|
//
|
|
if ((*(RecordTmp + 90) + sizeof (REDFISH_OVER_IP_PROTOCOL_DATA) - 1) != ProtocolLength) {
|
|
return EFI_SECURITY_VIOLATION;
|
|
}
|
|
|
|
Offset += ProtocolLength;
|
|
//
|
|
// This SMBIOS record is invalid, if the length is smaller than the offset.
|
|
//
|
|
if (Offset > mType42Record->Hdr.Length) {
|
|
return EFI_SECURITY_VIOLATION;
|
|
}
|
|
|
|
*ProtocolData = (REDFISH_OVER_IP_PROTOCOL_DATA *)RecordTmp;
|
|
return EFI_SUCCESS;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
Status = Smbios->GetNext (Smbios, &SmbiosHandle, NULL, &Record, NULL);
|
|
}
|
|
|
|
*ProtocolData = NULL;
|
|
return EFI_NOT_FOUND;
|
|
}
|