ShellPkg: Apply uncrustify changes

[mirror_edk2.git] / ShellPkg / Library / UefiShellDriver1CommandsLib / Unload.c

/** @file\r
  Main file for Unload shell Driver1 function.\r
\r
  (C) Copyright 2015 Hewlett-Packard Development Company, L.P.<BR>\r
  Copyright (c) 2010 - 2018, Intel Corporation. All rights reserved.<BR>\r
  SPDX-License-Identifier: BSD-2-Clause-Patent\r
\r
**/\r
\r
#include "UefiShellDriver1CommandsLib.h"\r
\r
/**\r
  Function to dump LoadedImage info from TheHandle.\r
\r
  @param[in] TheHandle              The handle to dump info from.\r
\r
  @retval EFI_SUCCESS               The info was dumped.\r
  @retval EFI_INVALID_PARAMETER     The handle did not have LoadedImage\r
**/\r
EFI_STATUS\r
DumpLoadedImageProtocolInfo (\r
  IN EFI_HANDLE  TheHandle\r
  )\r
{\r
  CHAR16  *TheString;\r
\r
  TheString = GetProtocolInformationDump (TheHandle, &gEfiLoadedImageProtocolGuid, TRUE);\r
\r
  ShellPrintEx (-1, -1, L"%s", TheString);\r
\r
  SHELL_FREE_NON_NULL (TheString);\r
\r
  return (EFI_SUCCESS);\r
}\r
\r
STATIC CONST SHELL_PARAM_ITEM  ParamList[] = {\r
  { L"-n",       TypeFlag },\r
  { L"-v",       TypeFlag },\r
  { L"-verbose", TypeFlag },\r
  { NULL,        TypeMax  }\r
};\r
\r
/**\r
  Function for 'unload' command.\r
\r
  @param[in] ImageHandle  Handle to the Image (NULL if Internal).\r
  @param[in] SystemTable  Pointer to the System Table (NULL if Internal).\r
**/\r
SHELL_STATUS\r
EFIAPI\r
ShellCommandRunUnload (\r
  IN EFI_HANDLE        ImageHandle,\r
  IN EFI_SYSTEM_TABLE  *SystemTable\r
  )\r
{\r
  EFI_STATUS             Status;\r
  LIST_ENTRY             *Package;\r
  CHAR16                 *ProblemParam;\r
  SHELL_STATUS           ShellStatus;\r
  EFI_HANDLE             TheHandle;\r
  CONST CHAR16           *Param1;\r
  SHELL_PROMPT_RESPONSE  *Resp;\r
  UINT64                 Value;\r
\r
  ShellStatus = SHELL_SUCCESS;\r
  Package     = NULL;\r
  Resp        = NULL;\r
  Value       = 0;\r
  TheHandle   = NULL;\r
\r
  //\r
  // initialize the shell lib (we must be in non-auto-init...)\r
  //\r
  Status = ShellInitialize ();\r
  ASSERT_EFI_ERROR (Status);\r
\r
  //\r
  // parse the command line\r
  //\r
  Status = ShellCommandLineParse (ParamList, &Package, &ProblemParam, TRUE);\r
  if (EFI_ERROR (Status)) {\r
    if ((Status == EFI_VOLUME_CORRUPTED) && (ProblemParam != NULL)) {\r
      ShellPrintHiiEx (-1, -1, NULL, STRING_TOKEN (STR_GEN_PROBLEM), gShellDriver1HiiHandle, L"unload", ProblemParam);\r
      FreePool (ProblemParam);\r
      ShellStatus = SHELL_INVALID_PARAMETER;\r
    } else {\r
      ASSERT (FALSE);\r
    }\r
  } else {\r
    if (ShellCommandLineGetCount (Package) > 2) {\r
      //\r
      // error for too many parameters\r
      //\r
      ShellPrintHiiEx (-1, -1, NULL, STRING_TOKEN (STR_GEN_TOO_MANY), gShellDriver1HiiHandle, L"unload");\r
      ShellStatus = SHELL_INVALID_PARAMETER;\r
    } else if (ShellCommandLineGetCount (Package) < 2) {\r
      ShellPrintHiiEx (-1, -1, NULL, STRING_TOKEN (STR_GEN_TOO_FEW), gShellDriver1HiiHandle, L"unload");\r
      ShellStatus = SHELL_INVALID_PARAMETER;\r
    } else {\r
      Param1 = ShellCommandLineGetRawValue (Package, 1);\r
      if (Param1 != NULL) {\r
        Status    = ShellConvertStringToUint64 (Param1, &Value, TRUE, FALSE);\r
        TheHandle = ConvertHandleIndexToHandle ((UINTN)Value);\r
      }\r
\r
      if (EFI_ERROR (Status) || (Param1 == NULL) || (TheHandle == NULL)) {\r
        ShellPrintHiiEx (-1, -1, NULL, STRING_TOKEN (STR_GEN_INV_HANDLE), gShellDriver1HiiHandle, L"unload", Param1);\r
        ShellStatus = SHELL_INVALID_PARAMETER;\r
      } else {\r
        ASSERT (TheHandle != NULL);\r
        if (ShellCommandLineGetFlag (Package, L"-v") || ShellCommandLineGetFlag (Package, L"-verbose")) {\r
          DumpLoadedImageProtocolInfo (TheHandle);\r
        }\r
\r
        if (!ShellCommandLineGetFlag (Package, L"-n")) {\r
          Status = ShellPrintHiiEx (-1, -1, NULL, STRING_TOKEN (STR_UNLOAD_CONF), gShellDriver1HiiHandle, (UINTN)TheHandle);\r
          Status = ShellPromptForResponse (ShellPromptResponseTypeYesNo, NULL, (VOID **)&Resp);\r
        }\r
\r
        if (ShellCommandLineGetFlag (Package, L"-n") || ((Resp != NULL) && (*Resp == ShellPromptResponseYes))) {\r
          Status = gBS->UnloadImage (TheHandle);\r
          ShellPrintHiiEx (-1, -1, NULL, STRING_TOKEN (STR_HANDLE_RESULT), gShellDriver1HiiHandle, L"Unload", (UINTN)TheHandle, Status);\r
        }\r
\r
        SHELL_FREE_NON_NULL (Resp);\r
      }\r
    }\r
  }\r
\r
  if (ShellStatus == SHELL_SUCCESS) {\r
    if (Status == EFI_SECURITY_VIOLATION) {\r
      ShellStatus = SHELL_SECURITY_VIOLATION;\r
    } else if (Status == EFI_INVALID_PARAMETER) {\r
      ShellStatus = SHELL_INVALID_PARAMETER;\r
    } else if (EFI_ERROR (Status)) {\r
      ShellStatus = SHELL_NOT_FOUND;\r
    }\r
  }\r
\r
  if (Package != NULL) {\r
    ShellCommandLineFreeVarList (Package);\r
  }\r
\r
  return (ShellStatus);\r
}\r