/** @file
  Smbios type 2.

Copyright (c) 2018, 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 that 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 "SmbiosBasic.h"

/**
  This function makes boot time changes to the contents of the
  BaseBoardManufacturer (Type 2).

  @retval EFI_SUCCESS                All parameters were valid.
  @retval EFI_UNSUPPORTED            Unexpected RecordType value.
  @retval EFI_INVALID_PARAMETER      Invalid parameter was found.

**/
EFI_STATUS
EFIAPI
BaseBoardManufacturerFunction(
  IN  EFI_SMBIOS_PROTOCOL   *Smbios
  )
{
  EFI_STATUS                          Status;
  CHAR8                               *ManufacturerStr;
  CHAR8                               *ProductStr;
  CHAR8                               *VersionStr;
  CHAR8                               *SerialNumberStr;
  CHAR8                               *AssertTagStr;
  CHAR8                               *ChassisStr;
  UINTN                               ManuStrLen;
  UINTN                               ProductStrLen;
  UINTN                               VerStrLen;
  UINTN                               AssertTagStrLen;
  UINTN                               SerialNumStrLen;
  UINTN                               ChassisStrLen;
  EFI_SMBIOS_HANDLE                   SmbiosHandle;
  SMBIOS_TABLE_TYPE2                  *PcdSmbiosRecord;
  SMBIOS_TABLE_TYPE2                  *SmbiosRecord;
  UINTN                               SourceSize;
  UINTN                               TotalSize;
  UINTN                               StringOffset;

  PcdSmbiosRecord = PcdGetPtr (PcdSmbiosType2BaseBoardInformation);

  //
  // Get BoardManufacturer String.
  //
  ManufacturerStr = PcdGetPtr (PcdSmbiosType2StringManufacturer);
  ManuStrLen = AsciiStrLen (ManufacturerStr);
  ASSERT (ManuStrLen <= SMBIOS_STRING_MAX_LENGTH);

  //
  // Get Board ProductName String.
  //
  ProductStr = PcdGetPtr (PcdSmbiosType2StringProductName);
  ProductStrLen = AsciiStrLen (ProductStr);
  ASSERT (ProductStrLen <= SMBIOS_STRING_MAX_LENGTH);

  //
  // Get Board Version String.
  //
  VersionStr = PcdGetPtr (PcdSmbiosType2StringVersion);
  VerStrLen = AsciiStrLen (VersionStr);
  ASSERT (VerStrLen <= SMBIOS_STRING_MAX_LENGTH);

  //
  // Get Board Serial Number String.
  //
  SerialNumberStr = PcdGetPtr (PcdSmbiosType2StringSerialNumber);
  SerialNumStrLen = AsciiStrLen (SerialNumberStr);
  ASSERT (SerialNumStrLen <= SMBIOS_STRING_MAX_LENGTH);

  //
  // Get Board Asset Tag String.
  //
  AssertTagStr = PcdGetPtr (PcdSmbiosType2StringAssetTag);
  AssertTagStrLen = AsciiStrLen (AssertTagStr);
  ASSERT (AssertTagStrLen <= SMBIOS_STRING_MAX_LENGTH);

  //
  // Get Board Chassis Location Tag String.
  //
  ChassisStr = PcdGetPtr (PcdSmbiosType2StringLocationInChassis);
  ChassisStrLen = AsciiStrLen (ChassisStr);
  ASSERT (ChassisStrLen <= SMBIOS_STRING_MAX_LENGTH);

  //
  // Two zeros following the last string.
  //
  SourceSize = PcdGetSize (PcdSmbiosType2BaseBoardInformation);
  TotalSize = SourceSize + ManuStrLen + 1 + ProductStrLen + 1 + VerStrLen + 1 + SerialNumStrLen + 1 + AssertTagStrLen + 1 + ChassisStrLen + 1 + 1;
  SmbiosRecord = AllocateZeroPool(TotalSize);
  if (SmbiosRecord == NULL) {
    ASSERT_EFI_ERROR (EFI_OUT_OF_RESOURCES);
    return EFI_OUT_OF_RESOURCES;
  }

  CopyMem (SmbiosRecord, PcdSmbiosRecord, SourceSize);

  SmbiosRecord->Hdr.Type = SMBIOS_TYPE_BASEBOARD_INFORMATION;
  SmbiosRecord->Hdr.Length = sizeof (SMBIOS_TABLE_TYPE2);
  if (PcdSmbiosRecord->NumberOfContainedObjectHandles >= 2) {
    SmbiosRecord->Hdr.Length += (PcdSmbiosRecord->NumberOfContainedObjectHandles - 1) * sizeof(PcdSmbiosRecord->ContainedObjectHandles);
  }
  ASSERT(SourceSize >= SmbiosRecord->Hdr.Length);
  SmbiosRecord->Hdr.Handle = 0;

  StringOffset = SmbiosRecord->Hdr.Length;
  CopyMem ((UINT8 *)SmbiosRecord + StringOffset, ManufacturerStr, ManuStrLen);
  StringOffset += ManuStrLen + 1;
  CopyMem ((UINT8 *)SmbiosRecord + StringOffset, ProductStr, ProductStrLen);
  StringOffset += ProductStrLen + 1;
  CopyMem ((UINT8 *)SmbiosRecord + StringOffset, VersionStr, VerStrLen);
  StringOffset += VerStrLen + 1;
  CopyMem ((UINT8 *)SmbiosRecord + StringOffset, SerialNumberStr, SerialNumStrLen);
  StringOffset += SerialNumStrLen + 1;
  CopyMem ((UINT8 *)SmbiosRecord + StringOffset, AssertTagStr, AssertTagStrLen);
  StringOffset += AssertTagStrLen + 1;
  CopyMem ((UINT8 *)SmbiosRecord + StringOffset, ChassisStr, ChassisStrLen);

  //
  // Now we have got the full smbios record, call smbios protocol to add this record.
  //
  Status = AddSmbiosRecord (Smbios, &SmbiosHandle, (EFI_SMBIOS_TABLE_HEADER *) SmbiosRecord);

  FreePool(SmbiosRecord);
  return Status;
}