コード例 #1
0
        private void ReadCustomMetadata(BitAccess bits)
        {
            int  savedPosition = bits.Position;
            byte version;

            bits.ReadUInt8(out version);
            if (version != 4)
            {
                throw new PdbDebugException("Unknown custom metadata item version: {0}", version);
            }
            byte kind;

            bits.ReadUInt8(out kind);
            bits.Align(4);
            uint numberOfBytesInItem;

            bits.ReadUInt32(out numberOfBytesInItem);
            switch (kind)
            {
            case 0: this.ReadUsingInfo(bits); break;

            case 1: this.ReadForwardInfo(bits); break;

            case 2: break; // this.ReadForwardedToModuleInfo(bits); break;

            case 3: this.ReadIteratorLocals(bits); break;

            case 4: this.ReadForwardIterator(bits); break;
                // TODO: handle unknown custom metadata, 5 & 6 are new with roslyn, see https://roslyn.codeplex.com/workitem/54
            }
            bits.Position = savedPosition + (int)numberOfBytesInItem;
        }
コード例 #2
0
        private void ReadCustomMetadata(BitAccess bits)
        {
            int  savedPosition = bits.Position;
            byte version;

            bits.ReadUInt8(out version);
            if (version != 4)
            {
                throw new PdbDebugException("Unknown custom metadata item version: {0}", version);
            }
            byte kind;

            bits.ReadUInt8(out kind);
            bits.Align(4);
            uint numberOfBytesInItem;

            bits.ReadUInt32(out numberOfBytesInItem);
            switch (kind)
            {
            case 0: this.ReadUsingInfo(bits); break;

            case 1: this.ReadForwardInfo(bits); break;

            case 2: this.ReadForwardedToModuleInfo(bits); break;

            case 3: this.ReadIteratorLocals(bits); break;

            case 4: this.ReadForwardIterator(bits); break;

            case 6: break; //TODO: Investigate new PDB custom metadata

            default: throw new PdbDebugException("Unknown custom metadata item kind: {0}", kind);
            }
            bits.Position = savedPosition + (int)numberOfBytesInItem;
        }
コード例 #3
0
ファイル: PdbFile.cs プロジェクト: CoPrez/cecil
        private static IntHashTable ReadSourceFileInfo(BitAccess bits, uint limit, IntHashTable names, MsfDirectory dir,
                                                       Dictionary <string, int> nameIndex, PdbReader reader)
        {
            IntHashTable checks = new IntHashTable();

            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      = DocumentType.Text.ToGuid();
                        Guid   languageGuid     = Guid.Empty;
                        Guid   vendorGuid       = Guid.Empty;
                        Guid   checksumAlgoGuid = Guid.Empty;
                        byte[] checksum         = null;
                        if (nameIndex.TryGetValue("/SRC/FILES/" + name.ToUpperInvariant(), out guidStream))
                        {
                            var guidBits = new BitAccess(0x100);
                            dir.streams[guidStream].Read(reader, guidBits);
                            LoadGuidStream(guidBits, out doctypeGuid, out languageGuid, out vendorGuid, out checksumAlgoGuid, out checksum);
                        }

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

                default:
                    bits.Position = endSym;
                    break;
                }
            }
            return(checks);
        }
コード例 #4
0
ファイル: PdbFunction.cs プロジェクト: taktopiyush/cci
        internal void ReadMD2CustomMetadata(BitAccess bits)
        {
            byte version;

            bits.ReadUInt8(out version);
            if (version == 4)
            {
                byte count;
                bits.ReadUInt8(out count);
                bits.Align(4);
                while (count-- > 0)
                {
                    this.ReadCustomMetadata(bits);
                }
            }
        }
コード例 #5
0
ファイル: PdbFunction.cs プロジェクト: taktopiyush/cci
        private void ReadCustomMetadata(BitAccess bits)
        {
            int  savedPosition = bits.Position;
            byte version;

            bits.ReadUInt8(out version);
            byte kind;

            bits.ReadUInt8(out kind);
            bits.Position += 2; // 2-bytes padding
            uint numberOfBytesInItem;

            bits.ReadUInt32(out numberOfBytesInItem);
            if (version == 4)
            {
                switch (kind)
                {
                case 0: this.ReadUsingInfo(bits); break;

                case 1: this.ReadForwardInfo(bits); break;

                case 2: break; // this.ReadForwardedToModuleInfo(bits); break;

                case 3: this.ReadIteratorLocals(bits); break;

                case 4: this.ReadForwardIterator(bits); break;

                case 5: break; // dynamic locals - see http://index/#Microsoft.VisualStudio.LanguageServices/Shared/CustomDebugInfoReader.cs,a3031f7681d76e93

                case 6: break; // EnC data

                case 7: break; // EnC data for lambdas and closures

                // ignore any other unknown record types that may be added in future, instead of throwing an exception
                // see more details here: https://github.com/tmat/roslyn/blob/portable-pdb/docs/specs/PortablePdb-Metadata.md
                default: break; // throw new PdbDebugException("Unknown custom metadata item kind: {0}", kind);
                }
            }
            bits.Position = savedPosition + (int)numberOfBytesInItem;
        }
コード例 #6
0
ファイル: PdbConstant.cs プロジェクト: taktopiyush/cci
        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 0x00: //sbyte
                    sbyte sb;
                    bits.ReadInt8(out sb);
                    this.value = sb;
                    break;

                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);
        }
コード例 #7
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 0x00: //sbyte
         sbyte sb;
         bits.ReadInt8(out sb);
         this.value = sb;
         break;
       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);
 }
コード例 #8
0
ファイル: PdbFunction.cs プロジェクト: atykhyy/cecil
 private void ReadCustomMetadata(BitAccess bits)
 {
     int savedPosition = bits.Position;
       byte version;
       bits.ReadUInt8(out version);
       if (version != 4) {
     throw new PdbDebugException("Unknown custom metadata item version: {0}", version);
       }
       byte kind;
       bits.ReadUInt8(out kind);
       bits.Align(4);
       uint numberOfBytesInItem;
       bits.ReadUInt32(out numberOfBytesInItem);
       switch (kind) {
     case 0: this.ReadUsingInfo(bits); break;
     case 1: this.ReadForwardInfo(bits); break;
     case 2: this.ReadForwardedToModuleInfo(bits); break;
     case 3: this.ReadIteratorLocals(bits); break;
     case 4: this.ReadForwardIterator(bits); break;
     default: throw new PdbDebugException("Unknown custom metadata item kind: {0}", kind);
       }
       bits.Position = savedPosition+(int)numberOfBytesInItem;
 }
コード例 #9
0
        internal PdbFunction(string module, ManProcSym proc, BitAccess bits)
        {
            this.token     = proc.token;
            this.module    = module;
            this.name      = proc.name;
            this.flags     = proc.flags;
            this.segment   = proc.seg;
            this.address   = proc.off;
            this.length    = proc.len;
            this.slotToken = 0;

            if (proc.seg != 1)
            {
                throw new PdbDebugException("Segment is {0}, not 1.", proc.seg);
            }
            if (proc.parent != 0 || proc.next != 0)
            {
                throw new PdbDebugException("Warning parent={0}, next={1}",
                                            proc.parent, proc.next);
            }
            if (proc.dbgStart != 0 || proc.dbgEnd != 0)
            {
                throw new PdbDebugException("Warning DBG start={0}, end={1}",
                                            proc.dbgStart, proc.dbgEnd);
            }

            int constantCount;
            int scopeCount;
            int slotCount;
            int usedNamespacesCount;

            CountScopesAndSlots(bits, proc.end, out constantCount, out scopeCount, out slotCount, out usedNamespacesCount);
            scopes = new PdbScope[scopeCount];
            int scope = 0;

            while (bits.Position < proc.end)
            {
                ushort siz;
                ushort rec;

                bits.ReadUInt16(out siz);
                int star = bits.Position;
                int stop = bits.Position + siz;
                bits.Position = star;
                bits.ReadUInt16(out rec);

                switch ((SYM)rec)
                {
                case SYM.S_OEM: {    // 0x0404
                    OemSymbol oem;

                    bits.ReadGuid(out oem.idOem);
                    bits.ReadUInt32(out oem.typind);
                    // internal byte[]   rgl;        // user data, force 4-byte alignment

                    if (oem.idOem == msilMetaData)
                    {
                        string name = bits.ReadString();
                        if (name == "MD2")
                        {
                            byte version;
                            bits.ReadUInt8(out version);
                            if (version == 4)
                            {
                                byte count;
                                bits.ReadUInt8(out count);
                                bits.Align(4);
                                while (count-- > 0)
                                {
                                    this.ReadCustomMetadata(bits);
                                }
                            }
                        }
                        bits.Position = stop;
                        break;
                    }
                    else
                    {
                        throw new PdbDebugException("OEM section: guid={0} ti={1}",
                                                    oem.idOem, oem.typind);
                        // bits.Position = stop;
                    }
                }

                case SYM.S_BLOCK32: {
                    BlockSym32 block = new BlockSym32();

                    bits.ReadUInt32(out block.parent);
                    bits.ReadUInt32(out block.end);
                    bits.ReadUInt32(out block.len);
                    bits.ReadUInt32(out this.address);
                    bits.ReadUInt16(out block.seg);
                    bits.SkipCString(out block.name);
                    bits.Position = stop;

                    scopes[scope] = new PdbScope(block, bits, out slotToken);
                    bits.Position = (int)block.end;
                    break;
                }

                case SYM.S_UNAMESPACE:
                    bits.Position = stop;
                    break;

                case SYM.S_END:
                    bits.Position = stop;
                    break;

                default: {
                    //throw new PdbDebugException("Unknown SYM: {0}", (SYM)rec);
                    bits.Position = stop;
                    break;
                }
                }
            }

            if (bits.Position != proc.end)
            {
                throw new PdbDebugException("Not at S_END");
            }

            ushort esiz;
            ushort erec;

            bits.ReadUInt16(out esiz);
            bits.ReadUInt16(out erec);

            if (erec != (ushort)SYM.S_END)
            {
                throw new PdbDebugException("Missing S_END");
            }
        }
コード例 #10
0
ファイル: PdbFunction.cs プロジェクト: 453483289/cecil
 private void ReadCustomMetadata(BitAccess bits) {
   int savedPosition = bits.Position;
   byte version;
   bits.ReadUInt8(out version);
   if (version != 4) {
     throw new PdbDebugException("Unknown custom metadata item version: {0}", version);
   }
   byte kind;
   bits.ReadUInt8(out kind);
   bits.Align(4);
   uint numberOfBytesInItem;
   bits.ReadUInt32(out numberOfBytesInItem);
   switch (kind) {
     case 0: this.ReadUsingInfo(bits); break;
     case 1: this.ReadForwardInfo(bits); break;
     case 2: break; // this.ReadForwardedToModuleInfo(bits); break;
     case 3: this.ReadIteratorLocals(bits); break;
     case 4: this.ReadForwardIterator(bits); break;
     // TODO: handle unknown custom metadata, 5 & 6 are new with roslyn, see https://roslyn.codeplex.com/workitem/54
   }
   bits.Position = savedPosition+(int)numberOfBytesInItem;
 }
コード例 #11
0
ファイル: PdbFile.cs プロジェクト: modulexcite/IL2JS
    static void LoadManagedLines(PdbFunction[] funcs,
                                 IntHashTable names,
                                 BitAccess bits,
                                 MsfDirectory dir,
                                 Dictionary<string, int> nameIndex,
                                 PdbReader reader,
                                 uint limit) {
      Array.Sort(funcs, PdbFunction.byAddressAndToken);
      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 = SymDocumentType.Text;
              Guid languageGuid = Guid.Empty;
              Guid vendorGuid = Guid.Empty;
              if (nameIndex.TryGetValue("/SRC/FILES/"+name.ToUpperInvariant(), 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);
              int funcIndex = FindFunction(funcs, sec.sec, sec.off);
              if (funcIndex < 0) break;
              var func = funcs[funcIndex];
              if (func.lines == null) {
                while (funcIndex > 0) {
                  var f = funcs[funcIndex-1];
                  if (f.lines != null || f.segment != sec.sec || f.address != sec.off) break;
                  func = f;
                  funcIndex--;
                }
              } else {
                while (funcIndex < funcs.Length-1 && func.lines != null) {
                  var f = funcs[funcIndex+1];
                  if (f.segment != sec.sec || f.address != sec.off) break;
                  func = f;
                  funcIndex++;
                }
              }
              if (func.lines != 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;
      }
    }
コード例 #12
0
ファイル: PdbConstant.cs プロジェクト: RoqueDeicide/CryCIL
 internal PdbConstant(BitAccess bits)
 {
     bits.ReadUInt32(out this.Token);
     byte tag1;
     bits.ReadUInt8(out tag1);
     byte tag2;
     bits.ReadUInt8(out tag2);
     switch (tag2)
     {
         case 0:
             this.Value = tag1;
             break;
         case 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;
             }
             break;
     }
     bits.ReadCString(out this.Name);
 }
コード例 #13
0
        internal PdbConstant(BitAccess bits)
        {
            bits.ReadUInt32(out this.Token);
            byte tag1;

            bits.ReadUInt8(out tag1);
            byte tag2;

            bits.ReadUInt8(out tag2);
            switch (tag2)
            {
            case 0:
                this.Value = tag1;
                break;

            case 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;
                }
                break;
            }
            bits.ReadCString(out this.Name);
        }
コード例 #14
0
        internal PdbFunction(/*string module, */ ManProcSym proc, BitAccess bits, System.Compiler.Metadata.Reader reader)
        {
            this.token         = proc.token;
            this.unmappedToken = proc.token;
            //this.module = module;
            this.name = proc.name;
            //this.flags = proc.flags;
            this.segment = proc.seg;
            this.address = proc.off;
            //this.length = proc.len;

            if (proc.seg != 1)
            {
                throw new PdbDebugException("Segment is {0}, not 1.", proc.seg);
            }
            if (proc.parent != 0 || proc.next != 0)
            {
                throw new PdbDebugException("Warning parent={0}, next={1}",
                                            proc.parent, proc.next);
            }
            //if (proc.dbgStart != 0 || proc.dbgEnd != 0) {
            //  throw new PdbDebugException("Warning DBG start={0}, end={1}",
            //                              proc.dbgStart, proc.dbgEnd);
            //}

            int constantCount;
            int scopeCount;
            int slotCount;
            int usedNamespacesCount;

            CountScopesAndSlots(bits, proc.end, out constantCount, out scopeCount, out slotCount, out usedNamespacesCount);
            int scope    = constantCount > 0 || slotCount > 0 || usedNamespacesCount > 0 ? 1 : 0;
            int slot     = 0;
            int constant = 0;
            int usedNs   = 0;

            scopes         = new PdbScope[scopeCount + scope];
            slots          = new PdbSlot[slotCount];
            constants      = new PdbConstant[constantCount];
            usedNamespaces = new string[usedNamespacesCount];

            if (scope > 0)
            {
                scopes[0] = new PdbScope(this.address, proc.len, slots, constants, usedNamespaces);
            }

            while (bits.Position < proc.end)
            {
                ushort siz;
                ushort rec;

                bits.ReadUInt16(out siz);
                int star = bits.Position;
                int stop = bits.Position + siz;
                bits.Position = star;
                bits.ReadUInt16(out rec);

                switch ((SYM)rec)
                {
                case SYM.S_OEM:
                {      // 0x0404
                    OemSymbol oem;

                    bits.ReadGuid(out oem.idOem);
                    bits.ReadUInt32(out oem.typind);
                    // internal byte[]   rgl;        // user data, force 4-byte alignment

                    if (oem.idOem == msilMetaData)
                    {
                        string name = bits.ReadString();
                        if (name == "MD2")
                        {
                            byte version;
                            bits.ReadUInt8(out version);
                            if (version == 4)
                            {
                                byte count;
                                bits.ReadUInt8(out count);
                                bits.Align(4);
                                while (count-- > 0)
                                {
                                    this.ReadCustomMetadata(bits);
                                }
                            }
                        }
                        else if (name == "asyncMethodInfo")
                        {
                            this.synchronizationInformation = new PdbSynchronizationInformation(method, bits, reader);
                        }
                        bits.Position = stop;
                        break;
                    }
                    else
                    {
                        throw new PdbDebugException("OEM section: guid={0} ti={1}",
                                                    oem.idOem, oem.typind);
                        // bits.Position = stop;
                    }
                }

                case SYM.S_BLOCK32:
                {
                    BlockSym32 block = new BlockSym32();

                    bits.ReadUInt32(out block.parent);
                    bits.ReadUInt32(out block.end);
                    bits.ReadUInt32(out block.len);
                    bits.ReadUInt32(out block.off);
                    bits.ReadUInt16(out block.seg);
                    bits.SkipCString(out block.name);
                    bits.Position = stop;

                    scopes[scope++] = new PdbScope(this.address, block, bits, out slotToken);
                    bits.Position   = (int)block.end;
                    break;
                }

                case SYM.S_MANSLOT:
                    slots[slot++] = new PdbSlot(bits);
                    bits.Position = stop;
                    break;

                case SYM.S_MANCONSTANT:
                    constants[constant++] = new PdbConstant(bits);
                    bits.Position         = stop;
                    break;

                case SYM.S_UNAMESPACE:
                    bits.ReadCString(out usedNamespaces[usedNs++]);
                    bits.Position = stop;
                    break;

                case SYM.S_END:
                    bits.Position = stop;
                    break;

                default:
                {
                    //throw new PdbDebugException("Unknown SYM: {0}", (SYM)rec);
                    bits.Position = stop;
                    break;
                }
                }
            }

            if (bits.Position != proc.end)
            {
                throw new PdbDebugException("Not at S_END");
            }

            ushort esiz;
            ushort erec;

            bits.ReadUInt16(out esiz);
            bits.ReadUInt16(out erec);

            if (erec != (ushort)SYM.S_END)
            {
                throw new PdbDebugException("Missing S_END");
            }
        }
コード例 #15
0
 private void ReadCustomMetadata(BitAccess bits)
 {
   int savedPosition = bits.Position;
   byte version;
   bits.ReadUInt8(out version);
   byte kind;
   bits.ReadUInt8(out kind);
   bits.Align(4);
   uint numberOfBytesInItem;
   bits.ReadUInt32(out numberOfBytesInItem);
   if (version == 4)
   {
     switch (kind)
     {
       case 0: this.ReadUsingInfo(bits); break;
       case 1: this.ReadForwardInfo(bits); break;
       case 2: break; // this.ReadForwardedToModuleInfo(bits); break;
       case 3: this.ReadIteratorLocals(bits); break;
       case 4: this.ReadForwardIterator(bits); break;
     }
   }
   bits.Position = savedPosition + (int)numberOfBytesInItem;
 }
コード例 #16
0
ファイル: PdbFile.cs プロジェクト: Unity-Technologies/cecil
        private static IntHashTable ReadSourceFileInfo(BitAccess bits, uint limit, IntHashTable names, MsfDirectory dir,
      Dictionary<string, int> nameIndex, PdbReader reader)
        {
            IntHashTable checks = new IntHashTable();

              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;
            #if !NET_CORE
              Guid doctypeGuid = SymDocumentType.Text;
            #else
              // Note : netstandard1.6 doesn't support SymDocumentType.  Looks like it might be in netstandard2.0, but that
              // is not coming out for a few months still.  Looking at our mono, SymDocumentType.Text simply returns and empty Guid
              // so let's just go with that
              Guid doctypeGuid = Guid.Empty;
            #endif
              Guid languageGuid = Guid.Empty;
              Guid vendorGuid = Guid.Empty;
              if (nameIndex.TryGetValue("/SRC/FILES/"+name.ToUpperInvariant(), 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;
            }
              }
              return checks;
        }
コード例 #17
0
        private static IntHashTable ReadSourceFileInfo(BitAccess bits, uint limit, IntHashTable names, MsfDirectory dir,
                                                       Dictionary <string, int> nameIndex, PdbReader reader)
        {
            IntHashTable checks = new IntHashTable();

            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;
#if !NET_CORE
                        Guid doctypeGuid = SymDocumentType.Text;
#else
                        // Note : netstandard1.6 doesn't support SymDocumentType.  Looks like it might be in netstandard2.0, but that
                        // is not coming out for a few months still.  Looking at our mono, SymDocumentType.Text simply returns and empty Guid
                        // so let's just go with that
                        Guid doctypeGuid = Guid.Empty;
#endif
                        Guid languageGuid = Guid.Empty;
                        Guid vendorGuid   = Guid.Empty;
                        if (nameIndex.TryGetValue("/SRC/FILES/" + name.ToUpperInvariant(), 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;
                }
            }
            return(checks);
        }
コード例 #18
0
ファイル: PdbFunction.cs プロジェクト: RoqueDeicide/CryCIL
        internal PdbFunction(string module, ManProcSym proc, BitAccess bits)
        {
            this.Token = proc.token;
            this.Module = module;
            this.Name = proc.name;
            this.Flags = proc.flags;
            this.Segment = proc.seg;
            this.Address = proc.off;
            this.Length = proc.len;
            this.SlotToken = 0;

            if (proc.seg != 1)
            {
                throw new PdbDebugException("Segment is {0}, not 1.", proc.seg);
            }
            if (proc.parent != 0 || proc.next != 0)
            {
                throw new PdbDebugException("Warning parent={0}, next={1}",
                                            proc.parent, proc.next);
            }
            if (proc.dbgStart != 0 || proc.dbgEnd != 0)
            {
                throw new PdbDebugException("Warning DBG start={0}, end={1}",
                                            proc.dbgStart, proc.dbgEnd);
            }

            int constantCount;
            int scopeCount;
            int slotCount;
            int usedNamespacesCount;
            CountScopesAndSlots(bits, proc.end, out constantCount, out scopeCount, out slotCount, out usedNamespacesCount);
            this.Scopes = new PdbScope[scopeCount];
            const int scope = 0;

            while (bits.Position < proc.end)
            {
                ushort siz;
                ushort rec;

                bits.ReadUInt16(out siz);
                int star = bits.Position;
                int stop = bits.Position + siz;
                bits.Position = star;
                bits.ReadUInt16(out rec);

                switch ((SYM)rec)
                {
                    case SYM.S_OEM:
                        {          // 0x0404
                            OemSymbol oem;

                            bits.ReadGuid(out oem.idOem);
                            bits.ReadUInt32(out oem.typind);
                            // internal byte[] rgl; // user data, force 4-byte alignment

                            if (oem.idOem == MsilMetaData)
                            {
                                string name = bits.ReadString();
                                if (name == "MD2")
                                {
                                    byte version;
                                    bits.ReadUInt8(out version);
                                    if (version == 4)
                                    {
                                        byte count;
                                        bits.ReadUInt8(out count);
                                        bits.Align(4);
                                        while (count-- > 0)
                                            this.ReadCustomMetadata(bits);
                                    }
                                }
                                bits.Position = stop;
                                break;
                            }
                            throw new PdbDebugException("OEM section: guid={0} ti={1}",
                                                        oem.idOem, oem.typind);
                            // bits.Position = stop;
                        }

                    case SYM.S_BLOCK32:
                        {
                            BlockSym32 block = new BlockSym32();

                            bits.ReadUInt32(out block.parent);
                            bits.ReadUInt32(out block.end);
                            bits.ReadUInt32(out block.len);
                            bits.ReadUInt32(out this.Address);
                            bits.ReadUInt16(out block.seg);
                            bits.SkipCString(out block.name);
                            bits.Position = stop;

                            this.Scopes[scope] = new PdbScope(block, bits, out this.SlotToken);
                            bits.Position = (int)block.end;
                            break;
                        }

                    case SYM.S_UNAMESPACE:
                        bits.Position = stop;
                        break;

                    case SYM.S_END:
                        bits.Position = stop;
                        break;

                    default:
                        {
                            //throw new PdbDebugException("Unknown SYM: {0}", (SYM)rec);
                            bits.Position = stop;
                            break;
                        }
                }
            }

            if (bits.Position != proc.end)
            {
                throw new PdbDebugException("Not at S_END");
            }

            ushort esiz;
            ushort erec;
            bits.ReadUInt16(out esiz);
            bits.ReadUInt16(out erec);

            if (erec != (ushort)SYM.S_END)
            {
                throw new PdbDebugException("Missing S_END");
            }
        }
コード例 #19
0
ファイル: PdbFunction.cs プロジェクト: 453483289/cecil
    internal PdbFunction(/*string module, */ManProcSym proc, BitAccess bits) {
      this.token = proc.token;
      //this.module = module;
      //this.name = proc.name;
      //this.flags = proc.flags;
      this.segment = proc.seg;
      this.address = proc.off;
      //this.length = proc.len;

      if (proc.seg != 1) {
        throw new PdbDebugException("Segment is {0}, not 1.", proc.seg);
      }
      if (proc.parent != 0 || proc.next != 0) {
        throw new PdbDebugException("Warning parent={0}, next={1}",
                                    proc.parent, proc.next);
      }
      //if (proc.dbgStart != 0 || proc.dbgEnd != 0) {
      //  throw new PdbDebugException("Warning DBG start={0}, end={1}",
      //                              proc.dbgStart, proc.dbgEnd);
      //}

      int constantCount;
      int scopeCount;
      int slotCount;
      int usedNamespacesCount;
      CountScopesAndSlots(bits, proc.end, out constantCount, out scopeCount, out slotCount, out usedNamespacesCount);
      int scope = constantCount > 0 || slotCount > 0 || usedNamespacesCount > 0 ? 1 : 0;
      int slot = 0;
      int constant = 0;
      int usedNs = 0;
      scopes = new PdbScope[scopeCount+scope];
      slots = new PdbSlot[slotCount];
      constants = new PdbConstant[constantCount];
      usedNamespaces = new string[usedNamespacesCount];

      if (scope > 0)
        scopes[0] = new PdbScope(this.address, proc.len, slots, constants, usedNamespaces);

      while (bits.Position < proc.end) {
        ushort siz;
        ushort rec;

        bits.ReadUInt16(out siz);
        int star = bits.Position;
        int stop = bits.Position + siz;
        bits.Position = star;
        bits.ReadUInt16(out rec);

        switch ((SYM)rec) {
          case SYM.S_OEM: {          // 0x0404
              OemSymbol oem;

              bits.ReadGuid(out oem.idOem);
              bits.ReadUInt32(out oem.typind);
              // internal byte[]   rgl;        // user data, force 4-byte alignment

              if (oem.idOem == msilMetaData) {
                string name = bits.ReadString();
                if (name == "MD2") {
                  byte version;
                  bits.ReadUInt8(out version);
                  if (version == 4) {
                    byte count;
                    bits.ReadUInt8(out count);
                    bits.Align(4);
                    while (count-- > 0)
                      this.ReadCustomMetadata(bits);
                  }
                } else if (name == "asyncMethodInfo") {
                  this.synchronizationInformation = new PdbSynchronizationInformation(bits);
                }
                bits.Position = stop;
                break;
              } else {
                throw new PdbDebugException("OEM section: guid={0} ti={1}",
                                            oem.idOem, oem.typind);
                // bits.Position = stop;
              }
            }

          case SYM.S_BLOCK32: {
              BlockSym32 block = new BlockSym32();

              bits.ReadUInt32(out block.parent);
              bits.ReadUInt32(out block.end);
              bits.ReadUInt32(out block.len);
              bits.ReadUInt32(out block.off);
              bits.ReadUInt16(out block.seg);
              bits.SkipCString(out block.name);
              bits.Position = stop;

              scopes[scope++] = new PdbScope(this.address, block, bits, out slotToken);
              bits.Position = (int)block.end;
              break;
            }

          case SYM.S_MANSLOT:
            slots[slot++] = new PdbSlot(bits);
            bits.Position = stop;
            break;

          case SYM.S_MANCONSTANT:
            constants[constant++] = new PdbConstant(bits);
            bits.Position = stop;
            break;

          case SYM.S_UNAMESPACE:
            bits.ReadCString(out usedNamespaces[usedNs++]);
            bits.Position = stop;
            break;

          case SYM.S_END:
            bits.Position = stop;
            break;

          default: {
              //throw new PdbDebugException("Unknown SYM: {0}", (SYM)rec);
              bits.Position = stop;
              break;
            }
        }
      }

      if (bits.Position != proc.end) {
        throw new PdbDebugException("Not at S_END");
      }

      ushort esiz;
      ushort erec;
      bits.ReadUInt16(out esiz);
      bits.ReadUInt16(out erec);

      if (erec != (ushort)SYM.S_END) {
        throw new PdbDebugException("Missing S_END");
      }
    }
コード例 #20
0
ファイル: PdbFile.cs プロジェクト: akosinsky/MdbConverter
        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  = SymDocumentType.Text;
                        Guid   languageGuid = SymLanguageType.CSharp;
                        Guid   vendorGuid   = SymLanguageVendor.Microsoft;
                        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;
            }
        }
コード例 #21
0
ファイル: PdbFunction.cs プロジェクト: 453483289/cecil
    internal static PdbFunction[] LoadManagedFunctions(/*string module,*/
                                                       BitAccess bits, uint limit,
                                                       bool readStrings) {
      //string mod = StripNamespace(module);
      int begin = bits.Position;
      int count = 0;

      while (bits.Position < limit) {
        ushort siz;
        ushort rec;

        bits.ReadUInt16(out siz);
        int star = bits.Position;
        int stop = bits.Position + siz;
        bits.Position = star;
        bits.ReadUInt16(out rec);

        switch ((SYM)rec) {
          case SYM.S_GMANPROC:
          case SYM.S_LMANPROC:
            ManProcSym proc;
            bits.ReadUInt32(out proc.parent);
            bits.ReadUInt32(out proc.end);
            bits.Position = (int)proc.end;
            count++;
            break;

          case SYM.S_END:
            bits.Position = stop;
            break;

          default:
            //Console.WriteLine("{0,6}: {1:x2} {2}",
            //                  bits.Position, rec, (SYM)rec);
            bits.Position = stop;
            break;
        }
      }
      if (count == 0) {
        return null;
      }

      bits.Position = begin;
      PdbFunction[] funcs = new PdbFunction[count];
      int func = 0;

      while (bits.Position < limit) {
        ushort siz;
        ushort rec;

        bits.ReadUInt16(out siz);
        int star = bits.Position;
        int stop = bits.Position + siz;
        bits.ReadUInt16(out rec);

        switch ((SYM)rec) {

          case SYM.S_GMANPROC:
          case SYM.S_LMANPROC:
            ManProcSym proc;
            //int offset = bits.Position;

            bits.ReadUInt32(out proc.parent);
            bits.ReadUInt32(out proc.end);
            bits.ReadUInt32(out proc.next);
            bits.ReadUInt32(out proc.len);
            bits.ReadUInt32(out proc.dbgStart);
            bits.ReadUInt32(out proc.dbgEnd);
            bits.ReadUInt32(out proc.token);
            bits.ReadUInt32(out proc.off);
            bits.ReadUInt16(out proc.seg);
            bits.ReadUInt8(out proc.flags);
            bits.ReadUInt16(out proc.retReg);
            if (readStrings) {
              bits.ReadCString(out proc.name);
            } else {
              bits.SkipCString(out proc.name);
            }
            //Console.WriteLine("token={0:X8} [{1}::{2}]", proc.token, module, proc.name);

            bits.Position = stop;
            funcs[func++] = new PdbFunction(/*module,*/ proc, bits);
            break;

          default: {
              //throw new PdbDebugException("Unknown SYMREC {0}", (SYM)rec);
              bits.Position = stop;
              break;
            }
        }
      }
      return funcs;
    }
コード例 #22
0
ファイル: PdbFile.cs プロジェクト: RUB-SysSec/Probfuscator
    private static IntHashTable ReadSourceFileInfo(BitAccess bits, uint limit, IntHashTable names, MsfDirectory dir,
      Dictionary<string, int> nameIndex, PdbReader reader) {
      IntHashTable checks = new IntHashTable();

      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 = SymDocumentType.Text;
              Guid languageGuid = Guid.Empty;
              Guid vendorGuid = Guid.Empty;
              if (nameIndex.TryGetValue("/SRC/FILES/"+name.ToUpperInvariant(), 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;
        }
      }
      return checks;
    }
コード例 #23
0
        internal static PdbFunction[] LoadManagedFunctions(string module,
                                                           BitAccess bits, uint limit,
                                                           bool readStrings)
        {
            string mod   = StripNamespace(module);
            int    begin = bits.Position;
            int    count = 0;

            while (bits.Position < limit)
            {
                ushort siz;
                ushort rec;

                bits.ReadUInt16(out siz);
                int star = bits.Position;
                int stop = bits.Position + siz;
                bits.Position = star;
                bits.ReadUInt16(out rec);

                switch ((SYM)rec)
                {
                case SYM.S_GMANPROC:
                case SYM.S_LMANPROC:
                    ManProcSym proc;
                    bits.ReadUInt32(out proc.parent);
                    bits.ReadUInt32(out proc.end);
                    bits.Position = (int)proc.end;
                    count++;
                    break;

                case SYM.S_END:
                    bits.Position = stop;
                    break;

                default:
                    //Console.WriteLine("{0,6}: {1:x2} {2}",
                    //                  bits.Position, rec, (SYM)rec);
                    bits.Position = stop;
                    break;
                }
            }
            if (count == 0)
            {
                return(null);
            }

            bits.Position = begin;
            PdbFunction[] funcs = new PdbFunction[count];
            int           func  = 0;

            while (bits.Position < limit)
            {
                ushort siz;
                ushort rec;

                bits.ReadUInt16(out siz);
                int star = bits.Position;
                int stop = bits.Position + siz;
                bits.ReadUInt16(out rec);

                switch ((SYM)rec)
                {
                case SYM.S_GMANPROC:
                case SYM.S_LMANPROC:
                    ManProcSym proc;
                    int        offset = bits.Position;

                    bits.ReadUInt32(out proc.parent);
                    bits.ReadUInt32(out proc.end);
                    bits.ReadUInt32(out proc.next);
                    bits.ReadUInt32(out proc.len);
                    bits.ReadUInt32(out proc.dbgStart);
                    bits.ReadUInt32(out proc.dbgEnd);
                    bits.ReadUInt32(out proc.token);
                    bits.ReadUInt32(out proc.off);
                    bits.ReadUInt16(out proc.seg);
                    bits.ReadUInt8(out proc.flags);
                    bits.ReadUInt16(out proc.retReg);
                    if (readStrings)
                    {
                        bits.ReadCString(out proc.name);
                    }
                    else
                    {
                        bits.SkipCString(out proc.name);
                    }
                    //Console.WriteLine("token={0:X8} [{1}::{2}]", proc.token, module, proc.name);

                    bits.Position = stop;
                    funcs[func++] = new PdbFunction(module, proc, bits);
                    break;

                default: {
                    //throw new PdbDebugException("Unknown SYMREC {0}", (SYM)rec);
                    bits.Position = stop;
                    break;
                }
                }
            }
            return(funcs);
        }
コード例 #24
0
ファイル: PdbFunction.cs プロジェクト: xornand/cci
    private void ReadCustomMetadata(BitAccess bits)
    {
        int savedPosition = bits.Position;
        byte version;
        bits.ReadUInt8(out version);
        byte kind;
        bits.ReadUInt8(out kind);
        bits.Position += 2;   // 2-bytes padding
        uint numberOfBytesInItem;
        bits.ReadUInt32(out numberOfBytesInItem);
        if (version == 4)
        {
            switch (kind)
            {
                case 0: this.ReadUsingInfo(bits); break;
                case 1: this.ReadForwardInfo(bits); break;
                case 2: break; // this.ReadForwardedToModuleInfo(bits); break;
                case 3: this.ReadIteratorLocals(bits); break;
                case 4: this.ReadForwardIterator(bits); break;
                case 5: break; // dynamic locals - see http://index/#Microsoft.VisualStudio.LanguageServices/Shared/CustomDebugInfoReader.cs,a3031f7681d76e93
                case 6: break; // EnC data
                case 7: break; // EnC data for lambdas and closures
                // ignore any other unknown record types that may be added in future, instead of throwing an exception
                // see more details here: https://github.com/tmat/roslyn/blob/portable-pdb/docs/specs/PortablePdb-Metadata.md
                default: break; // throw new PdbDebugException("Unknown custom metadata item kind: {0}", kind);
            }
		}
        bits.Position = savedPosition + (int)numberOfBytesInItem;
    }