ShellPkg/Library/UefiShellLevel3CommandsLib/Ver.c

   1 /** @file
   2   Main file for Ver shell level 3 function.
   3
   4   (C) Copyright 2016 Hewlett Packard Enterprise Development LP<BR>
   5   (C) Copyright 2013-2015 Hewlett-Packard Development Company, L.P.<BR>
   6   Copyright (c) 2009 - 2018, Intel Corporation. All rights reserved.<BR>
   7   SPDX-License-Identifier: BSD-2-Clause-Patent
   8
   9 **/
  10
  11 #include "UefiShellLevel3CommandsLib.h"
  12
  13 #include <Library/ShellLib.h>
  14
  15 STATIC CONST SHELL_PARAM_ITEM ParamList[] = {
  16   {L"-s", TypeFlag},
  17   {L"-terse", TypeFlag},
  18   {L"-t", TypeFlag},
  19   {L"-_pa", TypeFlag},
  20   {NULL, TypeMax}
  21   };
  22
  23 /**
  24   Function for 'ver' command.
  25
  26   @param[in] ImageHandle  Handle to the Image (NULL if Internal).
  27   @param[in] SystemTable  Pointer to the System Table (NULL if Internal).
  28 **/
  29 SHELL_STATUS
  30 EFIAPI
  31 ShellCommandRunVer (
  32   IN EFI_HANDLE        ImageHandle,
  33   IN EFI_SYSTEM_TABLE  *SystemTable
  34   )
  35 {
  36   EFI_STATUS          Status;
  37   LIST_ENTRY          *Package;
  38   CHAR16              *ProblemParam;
  39   SHELL_STATUS        ShellStatus;
  40   UINT8               Level;
  41
  42   Level = PcdGet8(PcdShellSupportLevel);
  43   ProblemParam        = NULL;
  44   ShellStatus         = SHELL_SUCCESS;
  45
  46   //
  47   // initialize the shell lib (we must be in non-auto-init...)
  48   //
  49   Status = ShellInitialize();
  50   ASSERT_EFI_ERROR(Status);
  51
  52   Status = CommandInit();
  53   ASSERT_EFI_ERROR(Status);
  54
  55   //
  56   // parse the command line
  57   //
  58   Status = ShellCommandLineParse (ParamList, &Package, &ProblemParam, TRUE);
  59   if (EFI_ERROR(Status)) {
  60     if (Status == EFI_VOLUME_CORRUPTED && ProblemParam != NULL) {
  61       ShellPrintHiiEx(-1, -1, NULL, STRING_TOKEN (STR_GEN_PROBLEM), gShellLevel3HiiHandle, L"ver", ProblemParam);
  62       FreePool(ProblemParam);
  63       ShellStatus = SHELL_INVALID_PARAMETER;
  64     } else {
  65       ASSERT(FALSE);
  66     }
  67   } else {
  68     //
  69     // check for "-?"
  70     //
  71     if (ShellCommandLineGetFlag(Package, L"-?")) {
  72       ASSERT(FALSE);
  73     }
  74     if (ShellCommandLineGetRawValue(Package, 1) != NULL) {
  75       //
  76       // we have too many parameters
  77       //
  78       ShellPrintHiiEx(-1, -1, NULL, STRING_TOKEN (STR_GEN_TOO_MANY), gShellLevel3HiiHandle, L"ver");
  79       ShellStatus = SHELL_INVALID_PARAMETER;
  80     } else {
  81       if (ShellCommandLineGetFlag(Package, L"-s")) {
  82         if (ShellCommandLineGetFlag(Package, L"-terse") || ShellCommandLineGetFlag(Package, L"-t")){
  83           ShellPrintHiiEx(-1, -1, NULL, STRING_TOKEN (STR_GEN_PARAM_CONFLICT), gShellLevel3HiiHandle, L"ver", L"-t or -terse", L"-s");
  84           ShellStatus = SHELL_INVALID_PARAMETER;
  85         } else {
  86           ShellPrintHiiEx (
  87             0,
  88             gST->ConOut->Mode->CursorRow,
  89             NULL,
  90             STRING_TOKEN (STR_VER_OUTPUT_SIMPLE),
  91             gShellLevel3HiiHandle,
  92             gEfiShellProtocol->MajorVersion,
  93             gEfiShellProtocol->MinorVersion
  94            );
  95         }
  96       } else {
  97         ShellPrintHiiEx (
  98           0,
  99           gST->ConOut->Mode->CursorRow,
 100           NULL,
 101           STRING_TOKEN (STR_VER_OUTPUT_SHELL),
 102           gShellLevel3HiiHandle,
 103           SupportLevel[Level],
 104           gEfiShellProtocol->MajorVersion,
 105           gEfiShellProtocol->MinorVersion
 106          );
 107         if (!ShellCommandLineGetFlag(Package, L"-terse") && !ShellCommandLineGetFlag(Package, L"-t")){
 108           ShellPrintHiiEx(
 109             -1,
 110             -1,
 111             NULL,
 112             STRING_TOKEN (STR_VER_OUTPUT_SUPPLIER),
 113             gShellLevel3HiiHandle,
 114             (CHAR16 *) PcdGetPtr (PcdShellSupplier)
 115            );
 116
 117
 118           ShellPrintHiiEx (
 119             -1,
 120             -1,
 121             NULL,
 122             STRING_TOKEN (STR_VER_OUTPUT_UEFI),
 123             gShellLevel3HiiHandle,
 124             (gST->Hdr.Revision&0xffff0000)>>16,
 125             (gST->Hdr.Revision&0x0000ffff),
 126             gST->FirmwareVendor,
 127             gST->FirmwareRevision
 128            );
 129         }
 130       }
 131       //
 132       // implementation specific support for displaying processor architecture
 133       //
 134       if (ShellCommandLineGetFlag(Package, L"-_pa")) {
 135         ShellPrintEx(-1, -1, L"%d\r\n", sizeof(UINTN)==sizeof(UINT64)?64:32);
 136       }
 137     }
 138
 139     //
 140     // free the command line package
 141     //
 142     ShellCommandLineFreeVarList (Package);
 143   }
 144
 145   return (ShellStatus);
 146 }
 147