static IntHashTable LoadNameStream(BitAccess bits)
        {
            IntHashTable ht = new IntHashTable();

            uint sig;
            int  ver;

            bits.ReadUInt32(out sig); //  0..3  Signature
            bits.ReadInt32(out ver);  //  4..7  Version

            // Read (or skip) string buffer.
            int buf;

            bits.ReadInt32(out buf); //  8..11 Bytes of Strings

            if (sig != 0xeffeeffe || ver != 1)
            {
                throw new PdbDebugException("Unsupported Name Stream version. " +
                                            "(sig={0:x8}, ver={1})",
                                            sig, ver);
            }
            int beg = bits.Position;
            int nxt = bits.Position + buf;

            bits.Position = nxt;

            // Read hash table.
            int siz;

            bits.ReadInt32(out siz); // n+0..3 Number of hash buckets.
            nxt = bits.Position;

            for (int i = 0; i < siz; i++)
            {
                int    ni;
                string name;

                bits.ReadInt32(out ni);

                if (ni != 0)
                {
                    int saved = bits.Position;
                    bits.Position = beg + ni;
                    bits.ReadCString(out name);
                    bits.Position = saved;

                    ht.Add(ni, name);
                }
            }
            bits.Position = nxt;

            return(ht);
        }
    static Dictionary<string,int> LoadNameIndex(BitAccess bits, out int age, out Guid guid) {
      Dictionary<string, int> result = new Dictionary<string, int>();
      int ver;
      int sig;
      bits.ReadInt32(out ver);    //  0..3  Version
      bits.ReadInt32(out sig);    //  4..7  Signature
      bits.ReadInt32(out age);    //  8..11 Age
      bits.ReadGuid(out guid);       // 12..27 GUID

      if (ver != 20000404) {
        throw new PdbDebugException("Unsupported PDB Stream version {0}", ver);
      }

      // Read string buffer.
      int buf;
      bits.ReadInt32(out buf);    // 28..31 Bytes of Strings

      int beg = bits.Position;
      int nxt = bits.Position + buf;

      bits.Position = nxt;

      // Read map index.
      int cnt;        // n+0..3 hash size.
      int max;        // n+4..7 maximum ni.

      bits.ReadInt32(out cnt);
      bits.ReadInt32(out max);

      BitSet present = new BitSet(bits);
      BitSet deleted = new BitSet(bits);
      if (!deleted.IsEmpty) {
        throw new PdbDebugException("Unsupported PDB deleted bitset is not empty.");
      }

      int j = 0;
      for (int i = 0; i < max; i++) {
        if (present.IsSet(i)) {
          int ns;
          int ni;
          bits.ReadInt32(out ns);
          bits.ReadInt32(out ni);

          string name;
          int saved = bits.Position;
          bits.Position = beg + ns;
          bits.ReadCString(out name);
          bits.Position = saved;

          result.Add(name, ni);
          j++;
        }
      }
      if (j != cnt) {
        throw new PdbDebugException("Count mismatch. ({0} != {1})", j, cnt);
      }
      return result;
    }
 internal DbiSecCon(BitAccess bits) {
   bits.ReadInt16(out section);
   bits.ReadInt16(out pad1);
   bits.ReadInt32(out offset);
   bits.ReadInt32(out size);
   bits.ReadUInt32(out flags);
   bits.ReadInt16(out module);
   bits.ReadInt16(out pad2);
   bits.ReadUInt32(out dataCrc);
   bits.ReadUInt32(out relocCrc);
   //if (pad1 != 0 || pad2 != 0) {
   //  throw new PdbException("Invalid DBI section. "+
   //                                 "(pad1={0}, pad2={1})",
   //                         pad1, pad2);
   //}
 }
 internal DataStream(int contentSize, BitAccess bits, int count) {
   this.contentSize = contentSize;
   if (count > 0) {
     this.pages = new int[count];
     bits.ReadInt32(this.pages);
   }
 }
 internal DbiSecCon(BitAccess bits)
 {
     bits.ReadInt16(out section);
     bits.ReadInt16(out pad1);
     bits.ReadInt32(out offset);
     bits.ReadInt32(out size);
     bits.ReadUInt32(out flags);
     bits.ReadInt16(out module);
     bits.ReadInt16(out pad2);
     bits.ReadUInt32(out dataCrc);
     bits.ReadUInt32(out relocCrc);
     //if (pad1 != 0 || pad2 != 0) {
     //  throw new PdbException("Invalid DBI section. "+
     //                                 "(pad1={0}, pad2={1})",
     //                         pad1, pad2);
     //}
 }
Example #6
0
 internal DataStream(int contentSize, BitAccess bits, int count)
 {
     this.contentSize = contentSize;
     if (count > 0)
     {
         this.pages = new int[count];
         bits.ReadInt32(this.pages);
     }
 }
 internal DbiModuleInfo(BitAccess bits, bool readStrings) {
   bits.ReadInt32(out opened);
   section = new DbiSecCon(bits);
   bits.ReadUInt16(out flags);
   bits.ReadInt16(out stream);
   bits.ReadInt32(out cbSyms);
   bits.ReadInt32(out cbOldLines);
   bits.ReadInt32(out cbLines);
   bits.ReadInt16(out files);
   bits.ReadInt16(out pad1);
   bits.ReadUInt32(out offsets);
   bits.ReadInt32(out niSource);
   bits.ReadInt32(out niCompiler);
   if (readStrings) {
     bits.ReadCString(out moduleName);
     bits.ReadCString(out objectName);
   } else {
     bits.SkipCString(out moduleName);
     bits.SkipCString(out objectName);
   }
   bits.Align(4);
   //if (opened != 0 || pad1 != 0) {
   //  throw new PdbException("Invalid DBI module. "+
   //                                 "(opened={0}, pad={1})", opened, pad1);
   //}
 }
 internal DbiModuleInfo(BitAccess bits, bool readStrings)
 {
     bits.ReadInt32(out opened);
     section = new DbiSecCon(bits);
     bits.ReadUInt16(out flags);
     bits.ReadInt16(out stream);
     bits.ReadInt32(out cbSyms);
     bits.ReadInt32(out cbOldLines);
     bits.ReadInt32(out cbLines);
     bits.ReadInt16(out files);
     bits.ReadInt16(out pad1);
     bits.ReadUInt32(out offsets);
     bits.ReadInt32(out niSource);
     bits.ReadInt32(out niCompiler);
     if (readStrings)
     {
         bits.ReadCString(out moduleName);
         bits.ReadCString(out objectName);
     }
     else
     {
         bits.SkipCString(out moduleName);
         bits.SkipCString(out objectName);
     }
     bits.Align(4);
     //if (opened != 0 || pad1 != 0) {
     //  throw new PdbException("Invalid DBI module. "+
     //                                 "(opened={0}, pad={1})", opened, pad1);
     //}
 }
        internal MsfDirectory(PdbReader reader, PdbFileHeader head, BitAccess bits)
        {
            bits.MinCapacity(head.directorySize);
            int pages = reader.PagesFromSize(head.directorySize);

            // 0..n in page of directory pages.
            reader.Seek(head.directoryRoot, 0);
            bits.FillBuffer(reader.reader, pages * 4);

            DataStream stream = new DataStream(head.directorySize, bits, pages);

            bits.MinCapacity(head.directorySize);
            stream.Read(reader, bits);

            // 0..3 in directory pages
            int count;

            bits.ReadInt32(out count);

            // 4..n
            int[] sizes = new int[count];
            bits.ReadInt32(sizes);

            // n..m
            streams = new DataStream[count];
            for (int i = 0; i < count; i++)
            {
                if (sizes[i] <= 0)
                {
                    streams[i] = new DataStream();
                }
                else
                {
                    streams[i] = new DataStream(sizes[i], bits,
                                                reader.PagesFromSize(sizes[i]));
                }
            }
        }
    internal PdbFileHeader(Stream reader, BitAccess bits) {
      bits.MinCapacity(56);
      reader.Seek(0, SeekOrigin.Begin);
      bits.FillBuffer(reader, 56);

      this.magic = new byte[32];
      bits.ReadBytes(this.magic);                 //   0..31
      bits.ReadInt32(out this.pageSize);          //  32..35
      bits.ReadInt32(out this.freePageMap);       //  36..39
      bits.ReadInt32(out this.pagesUsed);         //  40..43
      bits.ReadInt32(out this.directorySize);     //  44..47
      bits.ReadInt32(out this.zero);              //  48..51
      bits.ReadInt32(out this.directoryRoot);     //  52..55
    }
        internal PdbFileHeader(Stream reader, BitAccess bits)
        {
            bits.MinCapacity(56);
            reader.Seek(0, SeekOrigin.Begin);
            bits.FillBuffer(reader, 56);

            this.magic = new byte[32];
            bits.ReadBytes(this.magic);             //   0..31
            bits.ReadInt32(out this.pageSize);      //  32..35
            bits.ReadInt32(out this.freePageMap);   //  36..39
            bits.ReadInt32(out this.pagesUsed);     //  40..43
            bits.ReadInt32(out this.directorySize); //  44..47
            bits.ReadInt32(out this.zero);          //  48..51
            bits.ReadInt32(out this.directoryRoot); //  52..55
        }
        static void LoadFuncsFromDbiModule(BitAccess bits,
                                           DbiModuleInfo info,
                                           IntHashTable names,
                                           ICollection <PdbFunction> funcList,
                                           bool readStrings,
                                           MsfDirectory dir,
                                           Dictionary <string, int> nameIndex,
                                           PdbReader reader)
        {
            PdbFunction[] funcs = null;

            bits.Position = 0;
            int sig;

            bits.ReadInt32(out sig);
            if (sig != 4)
            {
                throw new PdbDebugException("Invalid signature. (sig={0})", sig);
            }

            bits.Position = 4;
            // Console.WriteLine("{0}:", info.moduleName);
            funcs = PdbFunction.LoadManagedFunctions(info.moduleName,
                                                     bits, (uint)info.cbSyms,
                                                     readStrings);
            if (funcs != null)
            {
                bits.Position = info.cbSyms + info.cbOldLines;
                LoadManagedLines(funcs, names, bits, dir, nameIndex, reader,
                                 (uint)(info.cbSyms + info.cbOldLines + info.cbLines));

                for (int i = 0; i < funcs.Length; i++)
                {
                    funcList.Add(funcs[i]);
                }
            }
        }
        static void LoadManagedLines(PdbFunction[] funcs,
                                     IntHashTable names,
                                     BitAccess bits,
                                     MsfDirectory dir,
                                     Dictionary <string, int> nameIndex,
                                     PdbReader reader,
                                     uint limit)
        {
            Array.Sort(funcs, PdbFunction.byAddress);
            IntHashTable checks = new IntHashTable();

            // Read the files first
            int begin = bits.Position;

            while (bits.Position < limit)
            {
                int sig;
                int siz;
                bits.ReadInt32(out sig);
                bits.ReadInt32(out siz);
                int place  = bits.Position;
                int endSym = bits.Position + siz;

                switch ((DEBUG_S_SUBSECTION)sig)
                {
                case DEBUG_S_SUBSECTION.FILECHKSMS:
                    while (bits.Position < endSym)
                    {
                        CV_FileCheckSum chk;

                        int ni = bits.Position - place;
                        bits.ReadUInt32(out chk.name);
                        bits.ReadUInt8(out chk.len);
                        bits.ReadUInt8(out chk.type);

                        string name = (string)names[(int)chk.name];
                        int    guidStream;
                        Guid   doctypeGuid  = new Guid("5a869d0b-6611-11d3-bd2a-0000f80849bd");
                        Guid   languageGuid = new Guid("3f5162f8-07c6-11d3-9053-00c04fa302a1");
                        Guid   vendorGuid   = new Guid("994b45c4-e6e9-11d2-903f-00c04fa302a1");
                        if (nameIndex.TryGetValue("/src/files/" + name, out guidStream))
                        {
                            var guidBits = new BitAccess(0x100);
                            dir.streams[guidStream].Read(reader, guidBits);
                            LoadGuidStream(guidBits, out doctypeGuid, out languageGuid, out vendorGuid);
                        }

                        PdbSource src = new PdbSource((uint)ni, name, doctypeGuid, languageGuid, vendorGuid);
                        checks.Add(ni, src);
                        bits.Position += chk.len;
                        bits.Align(4);
                    }
                    bits.Position = endSym;
                    break;

                default:
                    bits.Position = endSym;
                    break;
                }
            }

            // Read the lines next.
            bits.Position = begin;
            while (bits.Position < limit)
            {
                int sig;
                int siz;
                bits.ReadInt32(out sig);
                bits.ReadInt32(out siz);
                int endSym = bits.Position + siz;

                switch ((DEBUG_S_SUBSECTION)sig)
                {
                case DEBUG_S_SUBSECTION.LINES: {
                    CV_LineSection sec;

                    bits.ReadUInt32(out sec.off);
                    bits.ReadUInt16(out sec.sec);
                    bits.ReadUInt16(out sec.flags);
                    bits.ReadUInt32(out sec.cod);
                    PdbFunction func = FindFunction(funcs, sec.sec, sec.off);
                    if (func == null)
                    {
                        break;
                    }

                    // Count the line blocks.
                    int begSym = bits.Position;
                    int blocks = 0;
                    while (bits.Position < endSym)
                    {
                        CV_SourceFile file;
                        bits.ReadUInt32(out file.index);
                        bits.ReadUInt32(out file.count);
                        bits.ReadUInt32(out file.linsiz); // Size of payload.
                        int linsiz = (int)file.count * (8 + ((sec.flags & 1) != 0 ? 4 : 0));
                        bits.Position += linsiz;
                        blocks++;
                    }

                    func.lines = new PdbLines[blocks];
                    int block = 0;

                    bits.Position = begSym;
                    while (bits.Position < endSym)
                    {
                        CV_SourceFile file;
                        bits.ReadUInt32(out file.index);
                        bits.ReadUInt32(out file.count);
                        bits.ReadUInt32(out file.linsiz); // Size of payload.

                        PdbSource src = (PdbSource)checks[(int)file.index];
                        PdbLines  tmp = new PdbLines(src, file.count);
                        func.lines[block++] = tmp;
                        PdbLine[] lines = tmp.lines;

                        int plin = bits.Position;
                        int pcol = bits.Position + 8 * (int)file.count;

                        for (int i = 0; i < file.count; i++)
                        {
                            CV_Line   line;
                            CV_Column column = new CV_Column();

                            bits.Position = plin + 8 * i;
                            bits.ReadUInt32(out line.offset);
                            bits.ReadUInt32(out line.flags);

                            uint lineBegin = line.flags & (uint)CV_Line_Flags.linenumStart;
                            uint delta     = (line.flags & (uint)CV_Line_Flags.deltaLineEnd) >> 24;
                            bool statement = ((line.flags & (uint)CV_Line_Flags.fStatement) == 0);
                            if ((sec.flags & 1) != 0)
                            {
                                bits.Position = pcol + 4 * i;
                                bits.ReadUInt16(out column.offColumnStart);
                                bits.ReadUInt16(out column.offColumnEnd);
                            }

                            lines[i] = new PdbLine(line.offset,
                                                   lineBegin,
                                                   column.offColumnStart,
                                                   lineBegin + delta,
                                                   column.offColumnEnd);
                        }
                    }
                    break;
                }
                }
                bits.Position = endSym;
            }
        }
    static IntHashTable LoadNameStream(BitAccess bits) {
      IntHashTable ht = new IntHashTable();

      uint sig;
      int ver;
      bits.ReadUInt32(out sig);   //  0..3  Signature
      bits.ReadInt32(out ver);    //  4..7  Version

      // Read (or skip) string buffer.
      int buf;
      bits.ReadInt32(out buf);    //  8..11 Bytes of Strings

      if (sig != 0xeffeeffe || ver != 1) {
        throw new PdbDebugException("Unsupported Name Stream version. "+
                                            "(sig={0:x8}, ver={1})",
                                    sig, ver);
      }
      int beg = bits.Position;
      int nxt = bits.Position + buf;
      bits.Position = nxt;

      // Read hash table.
      int siz;
      bits.ReadInt32(out siz);    // n+0..3 Number of hash buckets.
      nxt = bits.Position;

      for (int i = 0; i < siz; i++) {
        int ni;
        string name;

        bits.ReadInt32(out ni);

        if (ni != 0) {
          int saved = bits.Position;
          bits.Position = beg + ni;
          bits.ReadCString(out name);
          bits.Position = saved;

          ht.Add(ni, name);
        }
      }
      bits.Position = nxt;

      return ht;
    }
    static void LoadFuncsFromDbiModule(BitAccess bits,
                                       DbiModuleInfo info,
                                       IntHashTable names,
                                       ICollection<PdbFunction> funcList,
                                       bool readStrings,
                                       MsfDirectory dir,
                                       Dictionary<string, int> nameIndex,
                                       PdbReader reader) {
      PdbFunction[] funcs = null;

      bits.Position = 0;
      int sig;
      bits.ReadInt32(out sig);
      if (sig != 4) {
        throw new PdbDebugException("Invalid signature. (sig={0})", sig);
      }

      bits.Position = 4;
      // Console.WriteLine("{0}:", info.moduleName);
      funcs = PdbFunction.LoadManagedFunctions(info.moduleName,
                                               bits, (uint)info.cbSyms,
                                               readStrings);
      if (funcs != null) {
        bits.Position = info.cbSyms + info.cbOldLines;
        LoadManagedLines(funcs, names, bits, dir, nameIndex, reader,
                         (uint)(info.cbSyms + info.cbOldLines + info.cbLines));

        for (int i = 0; i < funcs.Length; i++) {
          funcList.Add(funcs[i]);
        }
      }
    }
 internal DbiHeader(BitAccess bits) {
   bits.ReadInt32(out sig);
   bits.ReadInt32(out ver);
   bits.ReadInt32(out age);
   bits.ReadInt16(out gssymStream);
   bits.ReadUInt16(out vers);
   bits.ReadInt16(out pssymStream);
   bits.ReadUInt16(out pdbver);
   bits.ReadInt16(out symrecStream);
   bits.ReadUInt16(out pdbver2);
   bits.ReadInt32(out gpmodiSize);
   bits.ReadInt32(out secconSize);
   bits.ReadInt32(out secmapSize);
   bits.ReadInt32(out filinfSize);
   bits.ReadInt32(out tsmapSize);
   bits.ReadInt32(out mfcIndex);
   bits.ReadInt32(out dbghdrSize);
   bits.ReadInt32(out ecinfoSize);
   bits.ReadUInt16(out flags);
   bits.ReadUInt16(out machine);
   bits.ReadInt32(out reserved);
 }
    static void LoadManagedLines(PdbFunction[] funcs,
                                 IntHashTable names,
                                 BitAccess bits,
                                 MsfDirectory dir,
                                 Dictionary<string, int> nameIndex,
                                 PdbReader reader,
                                 uint limit) {
      Array.Sort(funcs, PdbFunction.byAddress);
      IntHashTable checks = new IntHashTable();

      // Read the files first
      int begin = bits.Position;
      while (bits.Position < limit) {
        int sig;
        int siz;
        bits.ReadInt32(out sig);
        bits.ReadInt32(out siz);
        int place = bits.Position;
        int endSym = bits.Position + siz;

        switch ((DEBUG_S_SUBSECTION)sig) {
          case DEBUG_S_SUBSECTION.FILECHKSMS:
            while (bits.Position < endSym) {
              CV_FileCheckSum chk;

              int ni = bits.Position - place;
              bits.ReadUInt32(out chk.name);
              bits.ReadUInt8(out chk.len);
              bits.ReadUInt8(out chk.type);

              string name = (string)names[(int)chk.name];
              int guidStream;
              Guid doctypeGuid = new Guid("5a869d0b-6611-11d3-bd2a-0000f80849bd");
              Guid languageGuid = new Guid("3f5162f8-07c6-11d3-9053-00c04fa302a1");
              Guid vendorGuid = new Guid("994b45c4-e6e9-11d2-903f-00c04fa302a1");
              if (nameIndex.TryGetValue("/src/files/"+name, out guidStream)) {
                var guidBits = new BitAccess(0x100);
                dir.streams[guidStream].Read(reader, guidBits);
                LoadGuidStream(guidBits, out doctypeGuid, out languageGuid, out vendorGuid);
              }

              PdbSource src = new PdbSource((uint)ni, name, doctypeGuid, languageGuid, vendorGuid);
              checks.Add(ni, src);
              bits.Position += chk.len;
              bits.Align(4);
            }
            bits.Position = endSym;
            break;

          default:
            bits.Position = endSym;
            break;
        }
      }

      // Read the lines next.
      bits.Position = begin;
      while (bits.Position < limit) {
        int sig;
        int siz;
        bits.ReadInt32(out sig);
        bits.ReadInt32(out siz);
        int endSym = bits.Position + siz;

        switch ((DEBUG_S_SUBSECTION)sig) {
          case DEBUG_S_SUBSECTION.LINES: {
              CV_LineSection sec;

              bits.ReadUInt32(out sec.off);
              bits.ReadUInt16(out sec.sec);
              bits.ReadUInt16(out sec.flags);
              bits.ReadUInt32(out sec.cod);
              PdbFunction func = FindFunction(funcs, sec.sec, sec.off);
              if (func == null) break;

              // Count the line blocks.
              int begSym = bits.Position;
              int blocks = 0;
              while (bits.Position < endSym) {
                CV_SourceFile file;
                bits.ReadUInt32(out file.index);
                bits.ReadUInt32(out file.count);
                bits.ReadUInt32(out file.linsiz);   // Size of payload.
                int linsiz = (int)file.count * (8 + ((sec.flags & 1) != 0 ? 4 : 0));
                bits.Position += linsiz;
                blocks++;
              }

              func.lines = new PdbLines[blocks];
              int block = 0;

              bits.Position = begSym;
              while (bits.Position < endSym) {
                CV_SourceFile file;
                bits.ReadUInt32(out file.index);
                bits.ReadUInt32(out file.count);
                bits.ReadUInt32(out file.linsiz);   // Size of payload.

                PdbSource src = (PdbSource)checks[(int)file.index];
                PdbLines tmp = new PdbLines(src, file.count);
                func.lines[block++] = tmp;
                PdbLine[] lines = tmp.lines;

                int plin = bits.Position;
                int pcol = bits.Position + 8 * (int)file.count;

                for (int i = 0; i < file.count; i++) {
                  CV_Line line;
                  CV_Column column = new CV_Column();

                  bits.Position = plin + 8 * i;
                  bits.ReadUInt32(out line.offset);
                  bits.ReadUInt32(out line.flags);

                  uint lineBegin = line.flags & (uint)CV_Line_Flags.linenumStart;
                  uint delta = (line.flags & (uint)CV_Line_Flags.deltaLineEnd) >> 24;
                  bool statement = ((line.flags & (uint)CV_Line_Flags.fStatement) == 0);
                  if ((sec.flags & 1) != 0) {
                    bits.Position = pcol + 4 * i;
                    bits.ReadUInt16(out column.offColumnStart);
                    bits.ReadUInt16(out column.offColumnEnd);
                  }

                  lines[i] = new PdbLine(line.offset,
                                         lineBegin,
                                         column.offColumnStart,
                                         lineBegin+delta,
                                         column.offColumnEnd);
                }
              }
              break;
            }
        }
        bits.Position = endSym;
      }
    }
 internal DbiHeader(BitAccess bits)
 {
     bits.ReadInt32(out sig);
     bits.ReadInt32(out ver);
     bits.ReadInt32(out age);
     bits.ReadInt16(out gssymStream);
     bits.ReadUInt16(out vers);
     bits.ReadInt16(out pssymStream);
     bits.ReadUInt16(out pdbver);
     bits.ReadInt16(out symrecStream);
     bits.ReadUInt16(out pdbver2);
     bits.ReadInt32(out gpmodiSize);
     bits.ReadInt32(out secconSize);
     bits.ReadInt32(out secmapSize);
     bits.ReadInt32(out filinfSize);
     bits.ReadInt32(out tsmapSize);
     bits.ReadInt32(out mfcIndex);
     bits.ReadInt32(out dbghdrSize);
     bits.ReadInt32(out ecinfoSize);
     bits.ReadUInt16(out flags);
     bits.ReadUInt16(out machine);
     bits.ReadInt32(out reserved);
 }
        static Dictionary <string, int> LoadNameIndex(BitAccess bits, out int age, out Guid guid)
        {
            Dictionary <string, int> result = new Dictionary <string, int>();
            int ver;
            int sig;

            bits.ReadInt32(out ver); //  0..3  Version
            bits.ReadInt32(out sig); //  4..7  Signature
            bits.ReadInt32(out age); //  8..11 Age
            bits.ReadGuid(out guid); // 12..27 GUID

            if (ver != 20000404)
            {
                throw new PdbDebugException("Unsupported PDB Stream version {0}", ver);
            }

            // Read string buffer.
            int buf;

            bits.ReadInt32(out buf); // 28..31 Bytes of Strings

            int beg = bits.Position;
            int nxt = bits.Position + buf;

            bits.Position = nxt;

            // Read map index.
            int cnt;  // n+0..3 hash size.
            int max;  // n+4..7 maximum ni.

            bits.ReadInt32(out cnt);
            bits.ReadInt32(out max);

            BitSet present = new BitSet(bits);
            BitSet deleted = new BitSet(bits);

            if (!deleted.IsEmpty)
            {
                throw new PdbDebugException("Unsupported PDB deleted bitset is not empty.");
            }

            int j = 0;

            for (int i = 0; i < max; i++)
            {
                if (present.IsSet(i))
                {
                    int ns;
                    int ni;
                    bits.ReadInt32(out ns);
                    bits.ReadInt32(out ni);

                    string name;
                    int    saved = bits.Position;
                    bits.Position = beg + ns;
                    bits.ReadCString(out name);
                    bits.Position = saved;

                    result.Add(name, ni);
                    j++;
                }
            }
            if (j != cnt)
            {
                throw new PdbDebugException("Count mismatch. ({0} != {1})", j, cnt);
            }
            return(result);
        }
Example #20
0
 internal BitSet(BitAccess bits)
 {
     bits.ReadInt32(out size); // 0..3 : Number of words
     words = new uint[size];
     bits.ReadUInt32(words);
 }
 internal PdbConstant(BitAccess bits) {
   bits.ReadUInt32(out this.token);
   byte tag1;
   bits.ReadUInt8(out tag1);
   byte tag2;
   bits.ReadUInt8(out tag2);
   if (tag2 == 0) {
     this.value = tag1;
   } else if (tag2 == 0x80) {
     switch (tag1) {
       case 0x01: //short
         short s;
         bits.ReadInt16(out s);
         this.value = s;
         break;
       case 0x02: //ushort
         ushort us;
         bits.ReadUInt16(out us);
         this.value = us;
         break;
       case 0x03: //int
         int i;
         bits.ReadInt32(out i);
         this.value = i;
         break;
       case 0x04: //uint
         uint ui;
         bits.ReadUInt32(out ui);
         this.value = ui;
         break;
       case 0x05: //float
         this.value = bits.ReadFloat();
         break;
       case 0x06: //double
         this.value = bits.ReadDouble();
         break;
       case 0x09: //long
         long sl;
         bits.ReadInt64(out sl);
         this.value = sl;
         break;
       case 0x0a: //ulong
         ulong ul;
         bits.ReadUInt64(out ul);
         this.value = ul;
         break;
       case 0x10: //string
         string str;
         bits.ReadBString(out str);
         this.value = str;
         break;
       case 0x19: //decimal
         this.value = bits.ReadDecimal();
         break;
       default:
         //TODO: error
         break;
     }
   } else {
     //TODO: error
   }
   bits.ReadCString(out name);
 }
Example #22
0
        internal PdbConstant(BitAccess bits)
        {
            bits.ReadUInt32(out this.token);
            byte tag1;

            bits.ReadUInt8(out tag1);
            byte tag2;

            bits.ReadUInt8(out tag2);
            if (tag2 == 0)
            {
                this.value = tag1;
            }
            else if (tag2 == 0x80)
            {
                switch (tag1)
                {
                case 0x01: //short
                    short s;
                    bits.ReadInt16(out s);
                    this.value = s;
                    break;

                case 0x02: //ushort
                    ushort us;
                    bits.ReadUInt16(out us);
                    this.value = us;
                    break;

                case 0x03: //int
                    int i;
                    bits.ReadInt32(out i);
                    this.value = i;
                    break;

                case 0x04: //uint
                    uint ui;
                    bits.ReadUInt32(out ui);
                    this.value = ui;
                    break;

                case 0x05: //float
                    this.value = bits.ReadFloat();
                    break;

                case 0x06: //double
                    this.value = bits.ReadDouble();
                    break;

                case 0x09: //long
                    long sl;
                    bits.ReadInt64(out sl);
                    this.value = sl;
                    break;

                case 0x0a: //ulong
                    ulong ul;
                    bits.ReadUInt64(out ul);
                    this.value = ul;
                    break;

                case 0x10: //string
                    string str;
                    bits.ReadBString(out str);
                    this.value = str;
                    break;

                case 0x19: //decimal
                    this.value = bits.ReadDecimal();
                    break;

                default:
                    //TODO: error
                    break;
                }
            }
            else
            {
                //TODO: error
            }
            bits.ReadCString(out name);
        }