ShellPkg/Library/UefiShellDebug1CommandsLib/SetSize.c

   1 /** @file
   2   Main file for SetSize shell Debug1 function.
   3
   4   Copyright (c) 2010, Intel Corporation. All rights reserved.<BR>
   5   This program and the accompanying materials
   6   are licensed and made available under the terms and conditions of the BSD License
   7   which accompanies this distribution.  The full text of the license may be found at
   8   http://opensource.org/licenses/bsd-license.php
   9
  10   THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
  11   WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
  12
  13 **/
  14
  15 #include "UefiShellDebug1CommandsLib.h"
  16
  17 SHELL_STATUS
  18 EFIAPI
  19 ShellCommandRunSetSize (
  20   IN EFI_HANDLE        ImageHandle,
  21   IN EFI_SYSTEM_TABLE  *SystemTable
  22   )
  23 {
  24   EFI_STATUS          Status;
  25   LIST_ENTRY          *Package;
  26   CHAR16              *ProblemParam;
  27   SHELL_STATUS        ShellStatus;
  28   CONST CHAR16        *Temp1;
  29   UINTN               NewSize;
  30   UINTN               LoopVar;
  31   SHELL_FILE_HANDLE              FileHandle;
  32
  33   ShellStatus         = SHELL_SUCCESS;
  34   Status              = EFI_SUCCESS;
  35
  36   //
  37   // initialize the shell lib (we must be in non-auto-init...)
  38   //
  39   Status = ShellInitialize();
  40   ASSERT_EFI_ERROR(Status);
  41
  42   Status = CommandInit();
  43   ASSERT_EFI_ERROR(Status);
  44
  45   //
  46   // parse the command line
  47   //
  48   Status = ShellCommandLineParse (EmptyParamList, &Package, &ProblemParam, TRUE);
  49   if (EFI_ERROR(Status)) {
  50     if (Status == EFI_VOLUME_CORRUPTED && ProblemParam != NULL) {
  51       ShellPrintHiiEx(-1, -1, NULL, STRING_TOKEN (STR_GEN_PROBLEM), gShellDebug1HiiHandle, ProblemParam);
  52       FreePool(ProblemParam);
  53       ShellStatus = SHELL_INVALID_PARAMETER;
  54     } else {
  55       ASSERT(FALSE);
  56     }
  57   } else {
  58     Temp1 = ShellCommandLineGetRawValue(Package, 1);
  59     if (Temp1 == NULL) {
  60       ShellPrintHiiEx(-1, -1, NULL, STRING_TOKEN (STR_SIZE_NOT_SPEC), gShellDebug1HiiHandle);
  61       ShellStatus = SHELL_INVALID_PARAMETER;
  62       NewSize = 0;
  63     } else {
  64       NewSize = ShellStrToUintn(Temp1);
  65     }
  66     for (LoopVar = 2 ; LoopVar < ShellCommandLineGetCount(Package) && ShellStatus == SHELL_SUCCESS ; LoopVar++) {
  67       Status = ShellOpenFileByName(ShellCommandLineGetRawValue(Package, LoopVar), &FileHandle, EFI_FILE_MODE_READ|EFI_FILE_MODE_WRITE|EFI_FILE_MODE_CREATE, 0);
  68       if (EFI_ERROR(Status) && LoopVar == 2) {
  69         ShellPrintHiiEx(-1, -1, NULL, STRING_TOKEN (STR_FILE_NOT_SPEC), gShellDebug1HiiHandle);
  70         ShellStatus = SHELL_INVALID_PARAMETER;
  71       } else if (EFI_ERROR(Status)) {
  72         break;
  73       } else {
  74         Status = FileHandleSetSize(FileHandle, NewSize);
  75         if (Status == EFI_VOLUME_FULL) {
  76           ShellPrintHiiEx(-1, -1, NULL, STRING_TOKEN (STR_VOLUME_FULL), gShellDebug1HiiHandle);
  77           ShellStatus = SHELL_VOLUME_FULL;
  78         } else if (EFI_ERROR(Status)) {
  79           ShellPrintHiiEx(-1, -1, NULL, STRING_TOKEN (STR_SET_SIZE_FAIL), gShellDebug1HiiHandle, ShellCommandLineGetRawValue(Package, LoopVar), Status);
  80           ShellStatus = SHELL_INVALID_PARAMETER;
  81         }
  82         ShellCloseFile(&FileHandle);
  83       }
  84     }
  85
  86     ShellCommandLineFreeVarList (Package);
  87   }
  88
  89   return (ShellStatus);
  90 }