Exemplo n.º 1
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;

      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");
      }
    }
Exemplo n.º 2
0
    private void MapTokens(PdbSynchronizationInformation pdbSynchronizationInformation, uint[] ridMap, System.Compiler.Metadata.Reader reader )
    {
      if (pdbSynchronizationInformation == null) return;

      MapToken(ref pdbSynchronizationInformation.kickoffMethodToken, ridMap);

      MapTokens(pdbSynchronizationInformation.synchronizationPoints, ridMap, reader);
    }