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