ShellPkg/Library/UefiShellDebug1CommandsLib/SetSize.c

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