ShellPkg/Library/UefiShellDebug1CommandsLib/SetSize.c

   1 /** @file
   2   Main file for SetSize shell Debug1 function.
   3
   4   (C) Copyright 2015 Hewlett-Packard Development Company, L.P.<BR>
   5   Copyright (c) 2010 - 2011, 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 "UefiShellDebug1CommandsLib.h"
  17
  18 /**
  19   Function for 'setsize' command.
  20
  21   @param[in] ImageHandle  Handle to the Image (NULL if Internal).
  22   @param[in] SystemTable  Pointer to the System Table (NULL if Internal).
  23 **/
  24 SHELL_STATUS
  25 EFIAPI
  26 ShellCommandRunSetSize (
  27   IN EFI_HANDLE        ImageHandle,
  28   IN EFI_SYSTEM_TABLE  *SystemTable
  29   )
  30 {
  31   EFI_STATUS          Status;
  32   LIST_ENTRY          *Package;
  33   CHAR16              *ProblemParam;
  34   SHELL_STATUS        ShellStatus;
  35   CONST CHAR16        *Temp1;
  36   UINTN               NewSize;
  37   UINTN               LoopVar;
  38   SHELL_FILE_HANDLE              FileHandle;
  39
  40   ShellStatus         = SHELL_SUCCESS;
  41   Status              = EFI_SUCCESS;
  42
  43   //
  44   // initialize the shell lib (we must be in non-auto-init...)
  45   //
  46   Status = ShellInitialize();
  47   ASSERT_EFI_ERROR(Status);
  48
  49   Status = CommandInit();
  50   ASSERT_EFI_ERROR(Status);
  51
  52   //
  53   // parse the command line
  54   //
  55   Status = ShellCommandLineParse (EmptyParamList, &Package, &ProblemParam, TRUE);
  56   if (EFI_ERROR(Status)) {
  57     if (Status == EFI_VOLUME_CORRUPTED && ProblemParam != NULL) {
  58       ShellPrintHiiEx(-1, -1, NULL, STRING_TOKEN (STR_GEN_PROBLEM), gShellDebug1HiiHandle, L"setsize", ProblemParam);
  59       FreePool(ProblemParam);
  60       ShellStatus = SHELL_INVALID_PARAMETER;
  61     } else {
  62       ASSERT(FALSE);
  63     }
  64   } else {
  65     if (ShellCommandLineGetCount(Package) < 3) {
  66       ShellPrintHiiEx(-1, -1, NULL, STRING_TOKEN (STR_GEN_TOO_FEW), gShellDebug1HiiHandle, L"setsize");
  67       ShellStatus = SHELL_INVALID_PARAMETER;
  68       NewSize = 0;
  69     } else {
  70       Temp1 = ShellCommandLineGetRawValue(Package, 1);
  71       if (!ShellIsHexOrDecimalNumber(Temp1, FALSE, FALSE)) {
  72         ShellPrintHiiEx(-1, -1, NULL, STRING_TOKEN (STR_SIZE_NOT_SPEC), gShellDebug1HiiHandle, L"setsize");
  73         ShellStatus = SHELL_INVALID_PARAMETER;
  74         NewSize = 0;
  75       } else {
  76         NewSize = ShellStrToUintn(Temp1);
  77       }
  78     }
  79     for (LoopVar = 2 ; LoopVar < ShellCommandLineGetCount(Package) && ShellStatus == SHELL_SUCCESS ; LoopVar++) {
  80       Status = ShellOpenFileByName(ShellCommandLineGetRawValue(Package, LoopVar), &FileHandle, EFI_FILE_MODE_READ|EFI_FILE_MODE_WRITE, 0);
  81       if (EFI_ERROR(Status)) {
  82         Status = ShellOpenFileByName(ShellCommandLineGetRawValue(Package, LoopVar), &FileHandle, EFI_FILE_MODE_READ|EFI_FILE_MODE_WRITE|EFI_FILE_MODE_CREATE, 0);
  83       }
  84       if (EFI_ERROR(Status) && LoopVar == 2) {
  85         ShellPrintHiiEx(-1, -1, NULL, STRING_TOKEN (STR_FILE_NOT_SPEC), gShellDebug1HiiHandle, L"setsize");
  86         ShellStatus = SHELL_INVALID_PARAMETER;
  87       } else if (EFI_ERROR(Status)) {
  88         ShellPrintHiiEx(-1, -1, NULL, STRING_TOKEN (STR_GEN_FILE_OPEN_FAIL), gShellDebug1HiiHandle, L"setsize", ShellCommandLineGetRawValue(Package, LoopVar));
  89         ShellStatus = SHELL_INVALID_PARAMETER;
  90         break;
  91       } else {
  92         Status = FileHandleSetSize(FileHandle, NewSize);
  93         if (Status == EFI_VOLUME_FULL) {
  94           ShellPrintHiiEx(-1, -1, NULL, STRING_TOKEN (STR_VOLUME_FULL), gShellDebug1HiiHandle, L"setsize");
  95           ShellStatus = SHELL_VOLUME_FULL;
  96         } else if (EFI_ERROR(Status)) {
  97           ShellPrintHiiEx(-1, -1, NULL, STRING_TOKEN (STR_SET_SIZE_FAIL), gShellDebug1HiiHandle, L"setsize", ShellCommandLineGetRawValue(Package, LoopVar));
  98           ShellStatus = SHELL_INVALID_PARAMETER;
  99         } else {
 100           ShellPrintHiiEx(-1, -1, NULL, STRING_TOKEN (STR_SET_SIZE_DONE), gShellDebug1HiiHandle, ShellCommandLineGetRawValue(Package, LoopVar));
 101         }
 102         ShellCloseFile(&FileHandle);
 103       }
 104     }
 105
 106     ShellCommandLineFreeVarList (Package);
 107   }
 108
 109   return (ShellStatus);
 110 }