SecurityPkg: Replace BSD License with BSD+Patent License

[mirror_edk2.git] / SecurityPkg / Tcg / Opal / OpalPassword / OpalHiiCallbacks.c

/** @file\r
  Callbacks required by the HII of the Opal UEFI Driver to help display\r
  Opal device information.\r
\r
Copyright (c) 2016 - 2019, Intel Corporation. All rights reserved.<BR>\r
SPDX-License-Identifier: BSD-2-Clause-Patent\r
\r
**/\r
\r
#include "OpalHii.h"\r
\r
/**\r
  Get the driver image handle.\r
\r
  @retval  the driver image handle.\r
\r
**/\r
EFI_HANDLE\r
HiiGetDriverImageHandleCB(\r
  VOID\r
  )\r
{\r
  return gImageHandle;\r
}\r
\r
/**\r
  Returns the opaque pointer to a physical disk context.\r
\r
  @param  DiskIndex       Input the disk index.\r
\r
  @retval The device pointer.\r
\r
**/\r
VOID *\r
HiiGetDiskContextCB(\r
  UINT8 DiskIndex\r
  )\r
{\r
  OPAL_DRIVER_DEVICE*                Dev;\r
  UINT8                              CurrentDisk;\r
\r
  Dev = OpalDriverGetDeviceList();\r
  CurrentDisk = 0;\r
\r
  if (DiskIndex >= GetDeviceCount()) {\r
    return NULL;\r
  }\r
\r
  while (Dev != NULL) {\r
    if (CurrentDisk == DiskIndex) {\r
      return Dev;\r
    } else {\r
      Dev = Dev->Next;\r
      CurrentDisk++;\r
    }\r
  }\r
\r
  return NULL;\r
}\r
\r
/**\r
  Returns the opaque pointer to a physical disk context.\r
\r
  @param  DiskIndex       Input the disk index.\r
\r
  @retval The device pointer.\r
\r
**/\r
OPAL_DISK*\r
HiiGetOpalDiskCB(\r
  UINT8 DiskIndex\r
  )\r
{\r
  VOID                           *Ctx;\r
  OPAL_DRIVER_DEVICE             *Tmp;\r
\r
  Ctx = HiiGetDiskContextCB (DiskIndex);\r
\r
  if (Ctx == NULL) {\r
    return NULL;\r
  }\r
\r
  Tmp = (OPAL_DRIVER_DEVICE*) Ctx;\r
\r
  return &Tmp->OpalDisk;\r
}\r
\r
/**\r
  Returns the disk name.\r
\r
  @param  DiskIndex       Input the disk index.\r
\r
  @retval Returns the disk name.\r
\r
**/\r
CHAR8*\r
HiiDiskGetNameCB(\r
  UINT8 DiskIndex\r
  )\r
{\r
  OPAL_DRIVER_DEVICE*                Ctx;\r
\r
  Ctx = (OPAL_DRIVER_DEVICE*) HiiGetDiskContextCB (DiskIndex);\r
\r
  if (Ctx != NULL) {\r
    if (Ctx->NameZ == NULL) {\r
      OpalDriverGetDriverDeviceName (Ctx);\r
    }\r
    return Ctx->NameZ;\r
  }\r
  return NULL;\r
}\r