crashanalysercmd/PerfToolsSharedLibraries/Engine/SymbianUtils/Environment/EnvEntry.cs
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     1 /*
       
     2 * Copyright (c) 2009 Nokia Corporation and/or its subsidiary(-ies). 
       
     3 * All rights reserved.
       
     4 * This component and the accompanying materials are made available
       
     5 * under the terms of "Eclipse Public License v1.0"
       
     6 * which accompanies this distribution, and is available
       
     7 * at the URL "http://www.eclipse.org/legal/epl-v10.html".
       
     8 *
       
     9 * Initial Contributors:
       
    10 * Nokia Corporation - initial contribution.
       
    11 *
       
    12 * Contributors:
       
    13 * 
       
    14 * Description:
       
    15 *
       
    16 */
       
    17 using System;
       
    18 using System.Collections;
       
    19 using System.IO;
       
    20 using System.Text;
       
    21 
       
    22 namespace SymbianUtils.Environment
       
    23 {
       
    24     public class EnvEntry : EnvEntryBase
       
    25     {
       
    26         #region Constructors
       
    27         internal EnvEntry( DriveInfo aDriveInfo, out bool aIsValid )
       
    28             : base( aDriveInfo )
       
    29 		{
       
    30             aIsValid = false;
       
    31 
       
    32 			// Check whether drive contains Symbian OS environment
       
    33 			try
       
    34 			{
       
    35                 bool gotSymbianVersion = BuildSymbianOSVersion();
       
    36                 bool gotS60Version = BuildS60Version();
       
    37 
       
    38                 // Check whether we have a valid Symbian OS version string.
       
    39                 // If we do, then we don't care if the S60 version is missing
       
    40                 if ( gotSymbianVersion )
       
    41                 {
       
    42                     aIsValid = true;
       
    43                 }
       
    44                 else
       
    45                 {
       
    46                     // Not valid - we didn't get a Symbian OS version
       
    47                 }
       
    48 			}
       
    49             catch
       
    50 			{
       
    51                 // Not valid
       
    52 			}
       
    53 		}
       
    54 		#endregion
       
    55 
       
    56 		#region Internal methods
       
    57         private bool BuildSymbianOSVersion()
       
    58 		{
       
    59 			string ver = string.Empty;
       
    60 			string fileName = Path.Combine( DriveName, KSymbianBuildInfoFileAndPath );
       
    61 
       
    62             try
       
    63             {
       
    64                 if ( File.Exists( fileName ) )
       
    65                 {
       
    66                     //
       
    67                     using ( StreamReader reader = new StreamReader( fileName ) )
       
    68                     {
       
    69                         string line = reader.ReadLine();
       
    70                         while ( line != null )
       
    71                         {
       
    72                             if ( line.IndexOf( KSymbianBuildInfoMarkerText ) >= 0 )
       
    73                             {
       
    74                                 ver = line.Replace( KSymbianBuildInfoMarkerText, "" ).Trim();
       
    75                                 break;
       
    76                             }
       
    77                             line = reader.ReadLine();
       
    78                         }
       
    79                     }
       
    80                 }
       
    81                 else
       
    82                 {
       
    83                     // Try to use a variant file instead.
       
    84                     string variantPath = Path.Combine( DriveName, KSymbianVariantPath );
       
    85                     DirectoryInfo dir = new DirectoryInfo( variantPath );
       
    86                     if ( dir.Exists )
       
    87                     {
       
    88                         FileInfo[] files = dir.GetFiles();
       
    89 
       
    90                         // Find the most recent file
       
    91                         FileInfo newest = null;
       
    92                         foreach ( FileInfo file in files )
       
    93                         {
       
    94                             if ( newest == null || file.LastWriteTimeUtc > newest.LastWriteTimeUtc )
       
    95                             {
       
    96                                 newest = file;
       
    97                             }
       
    98                         }
       
    99 
       
   100                         if ( newest != null )
       
   101                         {
       
   102                             ver = Path.GetFileNameWithoutExtension( newest.FullName );
       
   103                         }
       
   104                     }
       
   105                 }
       
   106             }
       
   107             catch
       
   108             {
       
   109             }
       
   110 
       
   111             // Update version
       
   112             bool valid = string.IsNullOrEmpty( ver ) == false;
       
   113             if ( valid )
       
   114             {
       
   115                 base.VersionStringSymbian = ver;
       
   116             }
       
   117             return valid;
       
   118 		}
       
   119 
       
   120 		private bool BuildS60Version()
       
   121 		{
       
   122 			string ver = string.Empty;
       
   123 			string fileName = Path.Combine( DriveName, KS60BuildInfoFileAndPath );
       
   124 			//
       
   125             try
       
   126             {
       
   127                 if ( File.Exists( fileName ) )
       
   128                 {
       
   129                     using ( StreamReader reader = new StreamReader( fileName ) )
       
   130                     {
       
   131                         string line = reader.ReadLine();
       
   132                         while ( line != null )
       
   133                         {
       
   134                             if ( line.IndexOf( KS60BuildInfoMarkerText ) == 0 )
       
   135                             {
       
   136                                 int breakPos = line.IndexOf( "\\n" );
       
   137                                 if ( breakPos > 0 )
       
   138                                 {
       
   139                                     ver = line.Substring( KS60BuildInfoMarkerText.Length, breakPos - KS60BuildInfoMarkerText.Length );
       
   140                                     break;
       
   141                                 }
       
   142                             }
       
   143                             line = reader.ReadLine();
       
   144                         }
       
   145                     }
       
   146                 }
       
   147             }
       
   148             catch
       
   149             {
       
   150             }
       
   151 
       
   152             // Update version
       
   153             bool valid = string.IsNullOrEmpty( ver ) == false;
       
   154             if ( valid )
       
   155             {
       
   156                 base.VersionStringS60 = ver;
       
   157 			}
       
   158             return valid;
       
   159 		}
       
   160 		#endregion
       
   161 
       
   162 		#region Internal constants
       
   163 		private const string KSymbianBuildInfoMarkerText = "ManufacturerSoftwareBuild";
       
   164 		private const string KS60BuildInfoMarkerText = "V ";
       
   165 		private const string KSymbianBuildInfoFileAndPath = @"epoc32\data\buildinfo.txt";
       
   166         private const string KSymbianVariantPath = @"epoc32\include\variant\";
       
   167         private const string KS60BuildInfoFileAndPath = @"epoc32\data\z\resource\versions\sw.txt";
       
   168 		#endregion
       
   169 
       
   170 		#region Data members
       
   171 		#endregion
       
   172 	}
       
   173 }