sysperfana/heapanalyser/Libraries/Engine/HeapLib/Reconstructor/DataSources/Analyser/Extractor/Implementations/ExtractorBinary.cs
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     1 /*
       
     2 * Copyright (c) 2010 Nokia Corporation and/or its subsidiary(-ies).
       
     3 * All rights reserved.
       
     4 *
       
     5 * Redistribution and use in source and binary forms, with or without
       
     6 * modification, are permitted provided that the following conditions are met:
       
     7 *
       
     8 * - Redistributions of source code must retain the above copyright notice,
       
     9 *   this list of conditions and the following disclaimer.
       
    10 * - Redistributions in binary form must reproduce the above copyright notice,
       
    11 *   this list of conditions and the following disclaimer in the documentation
       
    12 *   and/or other materials provided with the distribution.
       
    13 * - Neither the name of Nokia Corporation nor the names of its contributors
       
    14 *   may be used to endorse or promote products derived from this software
       
    15 *   without specific prior written permission.
       
    16 *
       
    17 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
       
    18 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
       
    19 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
       
    20 * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE
       
    21 * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
       
    22 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
       
    23 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
       
    24 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
       
    25 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
       
    26 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
       
    27 * POSSIBILITY OF SUCH DAMAGE.
       
    28 * 
       
    29 * Initial Contributors:
       
    30 * Nokia Corporation - initial contribution.
       
    31 *
       
    32 * Contributors:
       
    33 *
       
    34 * Description: 
       
    35 *
       
    36 */
       
    37 
       
    38 using System;
       
    39 using System.Collections.Generic;
       
    40 using System.Text;
       
    41 using System.Text.RegularExpressions;
       
    42 
       
    43 namespace HeapLib.Reconstructor.DataSources.Analyser.Extractor
       
    44 {
       
    45     internal sealed class ExtractorBinary//: ExtractorBase
       
    46     {
       
    47         /*
       
    48         #region Constructors & destructor
       
    49         public ExtractorBinary()
       
    50         {
       
    51         }
       
    52         #endregion
       
    53 
       
    54         #region API
       
    55         public override ExtractedData ProcessLine( string aLine )
       
    56         {
       
    57             // [14:39:24.344] xti2:MCU_ASCII_PRINTF; channel:0xE0; msg:[BinHeap:00000131]<BinHeapData:00000131:00000130:000000000001346e>
       
    58             // [14:39:24.344] xti2:MCU_ASCII_PRINTF; channel:0xE0; msg:[BinHeap:00000131]00000000: be d0 be d0 ba da ba da 00 00 00 d0 01 00 00 00 ................
       
    59             // [14:39:24.344] xti2:MCU_ASCII_PRINTF; channel:0xE0; msg:[BinHeap:00000131]00000010: 6e 34 01 00 82 00 00 00 83 00 00 00 01 00 00 00 n4..............
       
    60             // [14:39:24.344] xti2:MCU_ASCII_PRINTF; channel:0xE0; msg:[BinHeap:00000131]00000020: 2c 00 00 00 61 6b 6e 73 6b 69 6e 73 72 76 2e 65 ,...aknskinsrv.e
       
    61             //
       
    62             // or
       
    63             //
       
    64             // <BinHeapData:00000131:00000130:000000000001346e>
       
    65             // 00000000: be d0 be d0 ba da ba da 00 00 00 d0 01 00 00 00 ................
       
    66             // 00000010: 6e 34 01 00 82 00 00 00 83 00 00 00 01 00 00 00 n4..............
       
    67             // 00000020: 2c 00 00 00 61 6b 6e 73 6b 69 6e 73 72 76 2e 65 ,...aknskinsrv.e
       
    68             string line = aLine;
       
    69             ExtractedData ret = new ExtractedData();
       
    70 
       
    71             // Check if it's a "[BinHeap:" line...
       
    72             bool isTaggedWithBinaryPrefix = KRegExHeapInfoTraceBinaryPrefix.IsMatch( line );
       
    73             if ( isTaggedWithBinaryPrefix )
       
    74             {
       
    75                 Match m = KRegExHeapInfoTraceBinaryPrefix.Match( line );
       
    76                 Group gpThreadId = m.Groups[ "TID" ];
       
    77                 Group gpLine = m.Groups[ "LINE" ];
       
    78 
       
    79                 ret.ThreadId = ThreadIdFromText( gpThreadId.Value );
       
    80 
       
    81                 // Continue with rest of data...
       
    82                 line = gpLine.Value;
       
    83             }
       
    84 
       
    85             // Check if it is a "<BinHeapData" line...
       
    86             bool accept = KRegExHeapInfoBinaryTag.IsMatch( aLine );
       
    87             if ( accept )
       
    88             {
       
    89                 Match m = KRegExHeapInfoBinaryTag.Match( aLine );
       
    90                 Group gpThreadId = m.Groups[ "TID" ];
       
    91                 Group gpProcessId = m.Groups[ "PID" ];
       
    92                 Group gpLength = m.Groups[ "LENGTH" ];
       
    93 
       
    94                 // Get the thread id.
       
    95                 uint tid = ThreadIdFromText( gpThreadId.Value );
       
    96                 System.Diagnostics.Debug.Assert( ret.ThreadId == 0 || ret.ThreadId == tid );
       
    97                 ret.ThreadId = tid;
       
    98             }
       
    99             else
       
   100             {
       
   101                 // If we still didn't match, then it might be a MemSpy log file, in which case it'll just 
       
   102                 // contain address lines
       
   103                 accept = KRegExHeapInfoAddress.IsMatch( aLine );
       
   104                 if ( accept )
       
   105                 {
       
   106                     Match m = KRegExHeapInfoAddress.Match( aLine );
       
   107                     Group gpAddress = m.Groups[ "ADDRESS" ];
       
   108                     Group gpLine = m.Groups[ "LINE" ];
       
   109 
       
   110                     ret.Address = AddressFromText( gpAddress.Value );
       
   111                     ret.Payload = gpLine.Value;
       
   112                 }
       
   113             }
       
   114 
       
   115             // Our hash is the thread id.
       
   116             ret.Hash = ret.ThreadId.ToString( "x8" );
       
   117 
       
   118             return ret;
       
   119         }
       
   120         #endregion
       
   121 
       
   122         #region Internal methods
       
   123         private static uint ThreadIdFromText( string aText )
       
   124         {
       
   125             uint ret = SymbianUtils.PrefixParser.ReadUint( ref aText );
       
   126             return ret;
       
   127         }
       
   128 
       
   129         private static uint AddressFromText( string aText )
       
   130         {
       
   131             uint ret = SymbianUtils.PrefixParser.ReadUint( ref aText );
       
   132             return ret;
       
   133         }
       
   134         #endregion
       
   135 
       
   136         #region Internal constants
       
   137         private const string KMemSpyBinaryHeapDumpTrace = "[BinHeap:";
       
   138         private const string KMemSpyBinaryHeapDumpLog = "<BinHeapData:";
       
   139         #endregion
       
   140 
       
   141         #region Internal regular expressions
       
   142         private static readonly Regex KRegExHeapInfoBinaryTag = new Regex( @"<(?<TYPE>\x2F?)BinHeapData\x3A(?<TID>[a-fA-F0-9]{8})\x3A(?<PID>[a-fA-F0-9]{8})\x3A(?<LENGTH>[a-fA-F0-9]{16})>", RegexOptions.Singleline | RegexOptions.CultureInvariant | RegexOptions.Compiled | RegexOptions.IgnoreCase );
       
   143         private static readonly Regex KRegExHeapInfoAddress = new Regex( @"(?<ADDRESS>[a-fA-F0-9]{8})\x5d(?<LINE>.+)", RegexOptions.Singleline | RegexOptions.CultureInvariant | RegexOptions.Compiled | RegexOptions.IgnoreCase );
       
   144         private static readonly Regex KRegExHeapInfoTraceBinaryPrefix = new Regex( @"^\x5bBinHeap\x3a(?<TID>[a-fA-F0-9]{8})\x5d(?<LINE>.+)", RegexOptions.Singleline | RegexOptions.CultureInvariant | RegexOptions.Compiled | RegexOptions.IgnoreCase );
       
   145         #endregion
       
   146 
       
   147         #region Data members
       
   148         #endregion
       
   149          */
       
   150     }
       
   151 }