ShellPkg/Library/UefiShellDebug1CommandsLib/Comp.c

   1 /** @file
   2   Main file for Comp 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 'comp' 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 ShellCommandRunComp (
  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   UINTN               LoopVar;
  35   SHELL_FILE_HANDLE   FileHandle1;
  36   SHELL_FILE_HANDLE   FileHandle2;
  37   UINT8               ErrorCount;
  38   UINT64              Size1;
  39   UINT64              Size2;
  40   UINT8               DataFromFile1;
  41   UINT8               DataFromFile2;
  42   UINT8               ADF_File11;
  43   UINT8               ADF_File12;
  44   UINT8               ADF_File13;
  45   UINT8               ADF_File21;
  46   UINT8               ADF_File22;
  47   UINT8               ADF_File23;
  48   UINTN               DataSizeFromFile1;
  49   UINTN               DataSizeFromFile2;
  50   CHAR16              *FileName1;
  51   CHAR16              *FileName2;
  52   CONST CHAR16        *TempParam;
  53
  54   ErrorCount          = 0;
  55   ShellStatus         = SHELL_SUCCESS;
  56   Status              = EFI_SUCCESS;
  57   FileName1           = NULL;
  58   FileName2           = NULL;
  59   FileHandle1         = NULL;
  60   FileHandle2         = NULL;
  61   Size1               = 0;
  62
  63   //
  64   // initialize the shell lib (we must be in non-auto-init...)
  65   //
  66   Status = ShellInitialize();
  67   ASSERT_EFI_ERROR(Status);
  68
  69   Status = CommandInit();
  70   ASSERT_EFI_ERROR(Status);
  71
  72   //
  73   // parse the command line
  74   //
  75   Status = ShellCommandLineParse (EmptyParamList, &Package, &ProblemParam, TRUE);
  76   if (EFI_ERROR(Status)) {
  77     if (Status == EFI_VOLUME_CORRUPTED && ProblemParam != NULL) {
  78       ShellPrintHiiEx(-1, -1, NULL, STRING_TOKEN (STR_GEN_PROBLEM), gShellDebug1HiiHandle, ProblemParam);
  79       FreePool(ProblemParam);
  80       ShellStatus = SHELL_INVALID_PARAMETER;
  81     } else {
  82       ASSERT(FALSE);
  83     }
  84   } else {
  85     if (ShellCommandLineGetCount(Package) > 3) {
  86       ShellPrintHiiEx(-1, -1, NULL, STRING_TOKEN (STR_GEN_TOO_MANY), gShellDebug1HiiHandle);
  87       ShellStatus = SHELL_INVALID_PARAMETER;
  88     } else if (ShellCommandLineGetCount(Package) < 3) {
  89       ShellPrintHiiEx(-1, -1, NULL, STRING_TOKEN (STR_GEN_TOO_FEW), gShellDebug1HiiHandle);
  90       ShellStatus = SHELL_INVALID_PARAMETER;
  91     } else {
  92       TempParam = ShellCommandLineGetRawValue(Package, 1);
  93       ASSERT(TempParam != NULL);
  94       FileName1 = ShellFindFilePath(TempParam);
  95       if (FileName1 == NULL) {
  96         ShellPrintHiiEx(-1, -1, NULL, STRING_TOKEN (STR_FILE_FIND_FAIL), gShellDebug1HiiHandle, TempParam);
  97         ShellStatus = SHELL_NOT_FOUND;
  98       } else {
  99         Status = ShellOpenFileByName(FileName1, &FileHandle1, EFI_FILE_MODE_READ, 0);
 100         if (EFI_ERROR(Status)) {
 101           ShellPrintHiiEx(-1, -1, NULL, STRING_TOKEN (STR_FILE_OPEN_FAIL), gShellDebug1HiiHandle, TempParam, Status);
 102           ShellStatus = SHELL_NOT_FOUND;
 103         }
 104       }
 105       TempParam = ShellCommandLineGetRawValue(Package, 2);
 106       ASSERT(TempParam != NULL);
 107       FileName2 = ShellFindFilePath(TempParam);
 108       if (FileName2 == NULL) {
 109         ShellPrintHiiEx(-1, -1, NULL, STRING_TOKEN (STR_FILE_FIND_FAIL), gShellDebug1HiiHandle, TempParam);
 110         ShellStatus = SHELL_NOT_FOUND;
 111       } else {
 112         Status = ShellOpenFileByName(FileName2, &FileHandle2, EFI_FILE_MODE_READ, 0);
 113         if (EFI_ERROR(Status)) {
 114           ShellPrintHiiEx(-1, -1, NULL, STRING_TOKEN (STR_FILE_OPEN_FAIL), gShellDebug1HiiHandle, TempParam, Status);
 115           ShellStatus = SHELL_NOT_FOUND;
 116         }
 117       }
 118       if (ShellStatus == SHELL_SUCCESS) {
 119         ShellPrintHiiEx(-1, -1, NULL, STRING_TOKEN (STR_COMP_HEADER), gShellDebug1HiiHandle, FileName1, FileName2);
 120         Status = gEfiShellProtocol->GetFileSize(FileHandle1, &Size1);
 121         ASSERT_EFI_ERROR(Status);
 122         Status = gEfiShellProtocol->GetFileSize(FileHandle2, &Size2);
 123         ASSERT_EFI_ERROR(Status);
 124         if (Size1 != Size2) {
 125           ShellPrintHiiEx(-1, -1, NULL, STRING_TOKEN (STR_COMP_SIZE_FAIL), gShellDebug1HiiHandle);
 126           ErrorCount++;
 127           ShellStatus = SHELL_NOT_EQUAL;
 128         }
 129       }
 130       if (ShellStatus == SHELL_SUCCESS) {
 131         for (LoopVar = 0 ; LoopVar < Size1 && ErrorCount <= 10 ; LoopVar++) {
 132           DataSizeFromFile1 = 1;
 133           DataSizeFromFile2 = 1;
 134           Status = gEfiShellProtocol->ReadFile(FileHandle1, &DataSizeFromFile1, &DataFromFile1);
 135           ASSERT_EFI_ERROR(Status);
 136           Status = gEfiShellProtocol->ReadFile(FileHandle2, &DataSizeFromFile2, &DataFromFile2);
 137           ASSERT_EFI_ERROR(Status);
 138           if (DataFromFile1 != DataFromFile2) {
 139             ADF_File11 = 0;
 140             ADF_File12 = 0;
 141             ADF_File13 = 0;
 142             ADF_File21 = 0;
 143             ADF_File22 = 0;
 144             ADF_File23 = 0;
 145             if (LoopVar + 1 < Size1) {
 146               LoopVar++;
 147               DataSizeFromFile1 = 1;
 148               DataSizeFromFile2 = 1;
 149               Status = gEfiShellProtocol->ReadFile(FileHandle1, &DataSizeFromFile1, &ADF_File11);
 150               ASSERT_EFI_ERROR(Status);
 151               Status = gEfiShellProtocol->ReadFile(FileHandle2, &DataSizeFromFile2, &ADF_File21);
 152               ASSERT_EFI_ERROR(Status);
 153               if (LoopVar + 1 < Size1) {
 154                 LoopVar++;
 155                 DataSizeFromFile1 = 1;
 156                 DataSizeFromFile2 = 1;
 157                 Status = gEfiShellProtocol->ReadFile(FileHandle1, &DataSizeFromFile1, &ADF_File12);
 158                 ASSERT_EFI_ERROR(Status);
 159                 Status = gEfiShellProtocol->ReadFile(FileHandle2, &DataSizeFromFile2, &ADF_File22);
 160                 ASSERT_EFI_ERROR(Status);
 161                 if (LoopVar + 1 < Size1) {
 162                   LoopVar++;
 163                   DataSizeFromFile1 = 1;
 164                   DataSizeFromFile2 = 1;
 165                   Status = gEfiShellProtocol->ReadFile(FileHandle1, &DataSizeFromFile1, &ADF_File13);
 166                   ASSERT_EFI_ERROR(Status);
 167                   Status = gEfiShellProtocol->ReadFile(FileHandle2, &DataSizeFromFile2, &ADF_File23);
 168                   ASSERT_EFI_ERROR(Status);
 169                 }
 170               }
 171             }
 172             if (ADF_File13 != ADF_File23) {
 173               ShellPrintHiiEx(
 174                 -1,
 175                 -1,
 176                 NULL,
 177                 STRING_TOKEN (STR_COMP_SPOT_FAIL4),
 178                 gShellDebug1HiiHandle,
 179                 ++ErrorCount,
 180                 FileName1,
 181                 LoopVar,
 182                 DataFromFile1, ADF_File11, ADF_File12, ADF_File13,
 183                 DataFromFile1, ADF_File11, ADF_File12, ADF_File13,
 184                 FileName2,
 185                 LoopVar,
 186                 DataFromFile2, ADF_File21, ADF_File22, ADF_File23,
 187                 DataFromFile2, ADF_File21, ADF_File22, ADF_File23
 188                );
 189             } else if (ADF_File12 != ADF_File22) {
 190               ShellPrintHiiEx(
 191                 -1,
 192                 -1,
 193                 NULL,
 194                 STRING_TOKEN (STR_COMP_SPOT_FAIL3),
 195                 gShellDebug1HiiHandle,
 196                 ++ErrorCount,
 197                 FileName1,
 198                 LoopVar,
 199                 DataFromFile1, ADF_File11, ADF_File12,
 200                 DataFromFile1, ADF_File11, ADF_File12,
 201                 FileName2,
 202                 LoopVar,
 203                 DataFromFile2, ADF_File21, ADF_File22,
 204                 DataFromFile2, ADF_File21, ADF_File22
 205                );
 206             } else if (ADF_File11 != ADF_File21) {
 207               ShellPrintHiiEx(
 208                 -1,
 209                 -1,
 210                 NULL,
 211                 STRING_TOKEN (STR_COMP_SPOT_FAIL2),
 212                 gShellDebug1HiiHandle,
 213                 ++ErrorCount,
 214                 FileName1,
 215                 LoopVar,
 216                 DataFromFile1, ADF_File11,
 217                 DataFromFile1, ADF_File11,
 218                 FileName2,
 219                 LoopVar,
 220                 DataFromFile2, ADF_File21,
 221                 DataFromFile2, ADF_File21
 222                );
 223             } else {
 224               ShellPrintHiiEx(
 225                 -1,
 226                 -1,
 227                 NULL,
 228                 STRING_TOKEN (STR_COMP_SPOT_FAIL1),
 229                 gShellDebug1HiiHandle,
 230                 ++ErrorCount,
 231                 FileName1,
 232                 LoopVar,
 233                 DataFromFile1,
 234                 DataFromFile1,
 235                 FileName2,
 236                 LoopVar,
 237                 DataFromFile2,
 238                 DataFromFile2
 239                );
 240             }
 241             ShellStatus = SHELL_NOT_EQUAL;
 242           }
 243         }
 244         if (ErrorCount == 0) {
 245           ShellPrintHiiEx(-1, -1, NULL, STRING_TOKEN (STR_COMP_FOOTER_PASS), gShellDebug1HiiHandle);
 246         } else {
 247           ShellPrintHiiEx(-1, -1, NULL, STRING_TOKEN (STR_COMP_FOOTER_FAIL), gShellDebug1HiiHandle);
 248         }
 249       }
 250     }
 251
 252     ShellCommandLineFreeVarList (Package);
 253   }
 254   SHELL_FREE_NON_NULL(FileName1);
 255   SHELL_FREE_NON_NULL(FileName2);
 256
 257   if (FileHandle1 != NULL) {
 258     gEfiShellProtocol->CloseFile(FileHandle1);
 259   }
 260   if (FileHandle2 != NULL) {
 261     gEfiShellProtocol->CloseFile(FileHandle2);
 262   }
 263
 264   return (ShellStatus);
 265 }