ShellPkg/Library/UefiShellLevel3CommandsLib/Ver.c

   1 /** @file
   2   Main file for Ver shell level 3 function.
   3
   4   (C) Copyright 2013-2015 Hewlett-Packard Development Company, L.P.<BR>
   5   Copyright (c) 2009 - 2010, Intel Corporation. All rights reserved.<BR>
   6   This program and the accompanying materials
   7   are licensed and made available under the terms and conditions of the BSD License
   8   which accompanies this distribution.  The full text of the license may be found at
   9   http://opensource.org/licenses/bsd-license.php
  10
  11   THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
  12   WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
  13
  14 **/
  15
  16 #include "UefiShellLevel3CommandsLib.h"
  17
  18 #include <Library/ShellLib.h>
  19
  20 STATIC CONST SHELL_PARAM_ITEM ParamList[] = {
  21   {L"-s", TypeFlag},
  22   {L"-terse", TypeFlag},
  23   {L"-t", TypeFlag},
  24   {L"-_pa", TypeFlag},
  25   {NULL, TypeMax}
  26   };
  27
  28 /**
  29   Function for 'ver' command.
  30
  31   @param[in] ImageHandle  Handle to the Image (NULL if Internal).
  32   @param[in] SystemTable  Pointer to the System Table (NULL if Internal).
  33 **/
  34 SHELL_STATUS
  35 EFIAPI
  36 ShellCommandRunVer (
  37   IN EFI_HANDLE        ImageHandle,
  38   IN EFI_SYSTEM_TABLE  *SystemTable
  39   )
  40 {
  41   EFI_STATUS          Status;
  42   LIST_ENTRY          *Package;
  43   CHAR16              *ProblemParam;
  44   SHELL_STATUS        ShellStatus;
  45   UINT8               Level;
  46
  47   Level = PcdGet8(PcdShellSupportLevel);
  48   ProblemParam        = NULL;
  49   ShellStatus         = SHELL_SUCCESS;
  50
  51   //
  52   // initialize the shell lib (we must be in non-auto-init...)
  53   //
  54   Status = ShellInitialize();
  55   ASSERT_EFI_ERROR(Status);
  56
  57   Status = CommandInit();
  58   ASSERT_EFI_ERROR(Status);
  59
  60   //
  61   // parse the command line
  62   //
  63   Status = ShellCommandLineParse (ParamList, &Package, &ProblemParam, TRUE);
  64   if (EFI_ERROR(Status)) {
  65     if (Status == EFI_VOLUME_CORRUPTED && ProblemParam != NULL) {
  66       ShellPrintHiiEx(-1, -1, NULL, STRING_TOKEN (STR_GEN_PROBLEM), gShellLevel3HiiHandle, L"ver", ProblemParam);
  67       FreePool(ProblemParam);
  68       ShellStatus = SHELL_INVALID_PARAMETER;
  69     } else {
  70       ASSERT(FALSE);
  71     }
  72   } else {
  73     //
  74     // check for "-?"
  75     //
  76     if (ShellCommandLineGetFlag(Package, L"-?")) {
  77       ASSERT(FALSE);
  78     }
  79     if (ShellCommandLineGetRawValue(Package, 1) != NULL) {
  80       //
  81       // we have too many parameters
  82       //
  83       ShellPrintHiiEx(-1, -1, NULL, STRING_TOKEN (STR_GEN_TOO_MANY), gShellLevel3HiiHandle, L"ver");
  84       ShellStatus = SHELL_INVALID_PARAMETER;
  85     } else {
  86       if (ShellCommandLineGetFlag(Package, L"-s")) {
  87         ShellPrintHiiEx (
  88           0,
  89           gST->ConOut->Mode->CursorRow,
  90           NULL,
  91           STRING_TOKEN (STR_VER_OUTPUT_SIMPLE),
  92           gShellLevel3HiiHandle,
  93           gEfiShellProtocol->MajorVersion,
  94           gEfiShellProtocol->MinorVersion
  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