/** @file
  Smbios basic entry point.

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"

EFI_STATUS
EFIAPI
BiosVendorFunction(
  IN  EFI_SMBIOS_PROTOCOL   *Smbios
  );

EFI_STATUS
EFIAPI
SystemManufacturerFunction(
  IN  EFI_SMBIOS_PROTOCOL   *Smbios
  );

EFI_STATUS
EFIAPI
BaseBoardManufacturerFunction(
  IN  EFI_SMBIOS_PROTOCOL   *Smbios
  );

EFI_STATUS
EFIAPI
ChassisManufacturerFunction(
  IN  EFI_SMBIOS_PROTOCOL   *Smbios
  );

EFI_STATUS
EFIAPI
BootInfoStatusFunction(
  IN  EFI_SMBIOS_PROTOCOL   *Smbios
  );

typedef
EFI_STATUS
(EFIAPI EFI_BASIC_SMBIOS_DATA_FUNCTION) (
  IN  EFI_SMBIOS_PROTOCOL  *Smbios
  );

typedef struct {
  EFI_BASIC_SMBIOS_DATA_FUNCTION *Function;
} EFI_BASIC_SMBIOS_DATA;

EFI_BASIC_SMBIOS_DATA mSmbiosBasicDataFuncTable[] = {
  {&BiosVendorFunction},
  {&SystemManufacturerFunction},
  {&BaseBoardManufacturerFunction},
  {&ChassisManufacturerFunction},
  {&BootInfoStatusFunction},
};

/**
  Standard EFI driver point.  This driver parses the mSmbiosMiscDataTable
  structure and reports any generated data using SMBIOS protocol.

  @param  ImageHandle     Handle for the image of this driver
  @param  SystemTable     Pointer to the EFI System Table

  @retval  EFI_SUCCESS    The data was successfully stored.

**/
EFI_STATUS
EFIAPI
SmbiosBasicEntryPoint(
  IN EFI_HANDLE         ImageHandle,
  IN EFI_SYSTEM_TABLE   *SystemTable
  )
{
  UINTN                Index;
  EFI_STATUS           EfiStatus;
  EFI_SMBIOS_PROTOCOL  *Smbios;

  EfiStatus = gBS->LocateProtocol(&gEfiSmbiosProtocolGuid, NULL, (VOID**)&Smbios);
  if (EFI_ERROR(EfiStatus)) {
    DEBUG((EFI_D_ERROR, "Could not locate SMBIOS protocol.  %r\n", EfiStatus));
    return EfiStatus;
  }

  for (Index = 0; Index < sizeof(mSmbiosBasicDataFuncTable)/sizeof(mSmbiosBasicDataFuncTable[0]); ++Index) {
    EfiStatus = (*mSmbiosBasicDataFuncTable[Index].Function) (Smbios);
    if (EFI_ERROR(EfiStatus)) {
      DEBUG((EFI_D_ERROR, "Basic smbios store error.  Index=%d, ReturnStatus=%r\n", Index, EfiStatus));
      return EfiStatus;
    }
  }

  return EfiStatus;
}

/**
  Add an SMBIOS record.

  @param  Smbios                The EFI_SMBIOS_PROTOCOL instance.
  @param  SmbiosHandle          A unique handle will be assigned to the SMBIOS record.
  @param  Record                The data for the fixed portion of the SMBIOS record. The format of the record is
                                determined by EFI_SMBIOS_TABLE_HEADER.Type. The size of the formatted area is defined 
                                by EFI_SMBIOS_TABLE_HEADER.Length and either followed by a double-null (0x0000) or 
                                a set of null terminated strings and a null.

  @retval EFI_SUCCESS           Record was added.
  @retval EFI_OUT_OF_RESOURCES  Record was not added due to lack of system resources.

**/
EFI_STATUS
AddSmbiosRecord (
  IN EFI_SMBIOS_PROTOCOL        *Smbios,
  OUT EFI_SMBIOS_HANDLE         *SmbiosHandle,
  IN EFI_SMBIOS_TABLE_HEADER    *Record
  )
{
  *SmbiosHandle = SMBIOS_HANDLE_PI_RESERVED;
  return Smbios->Add (
                   Smbios,
                   NULL,
                   SmbiosHandle,
                   Record
                   );
}