Ejemplo n.º 1
0
        private void EnsureFixupCells()
        {
            if (_fixupCells != null)
            {
                return;
            }
            if (!_fixupOffset.HasValue)
            {
                return;
            }
            _fixupCells = new List <FixupCell>();
            NibbleReader reader = new NibbleReader(_readyToRunReader.Image, _fixupOffset.Value);

            // The following algorithm has been loosely ported from CoreCLR,
            // src\vm\ceeload.inl, BOOL Module::FixupDelayListAux
            uint curTableIndex = reader.ReadUInt();

            while (true)
            {
                uint fixupIndex = reader.ReadUInt(); // Accumulate the real rva from the delta encoded rva

                while (true)
                {
                    ReadyToRunImportSection importSection            = _readyToRunReader.ImportSections[(int)curTableIndex];
                    ReadyToRunImportSection.ImportSectionEntry entry = importSection.Entries[(int)fixupIndex];
                    _fixupCells.Add(new FixupCell(_fixupCells.Count, curTableIndex, fixupIndex, entry.Signature));

                    uint delta = reader.ReadUInt();

                    // Delta of 0 means end of entries in this table
                    if (delta == 0)
                    {
                        break;
                    }

                    fixupIndex += delta;
                }

                uint tableIndex = reader.ReadUInt();

                if (tableIndex == 0)
                {
                    break;
                }

                curTableIndex = curTableIndex + tableIndex;
            } // Done with all entries in this table
        }
Ejemplo n.º 2
0
        private FixupCell[] DecodeFixupCells(int offset)
        {
            List <FixupCell> cells  = new List <FixupCell>();
            NibbleReader     reader = new NibbleReader(Image, offset);

            // The following algorithm has been loosely ported from CoreCLR,
            // src\vm\ceeload.inl, BOOL Module::FixupDelayListAux
            uint curTableIndex = reader.ReadUInt();

            while (true)
            {
                uint fixupIndex = reader.ReadUInt(); // Accumulate the real rva from the delta encoded rva

                while (true)
                {
                    ReadyToRunImportSection importSection            = ImportSections[(int)curTableIndex];
                    ReadyToRunImportSection.ImportSectionEntry entry = importSection.Entries[(int)fixupIndex];
                    cells.Add(new FixupCell(cells.Count, curTableIndex, fixupIndex, entry.Signature));

                    uint delta = reader.ReadUInt();

                    // Delta of 0 means end of entries in this table
                    if (delta == 0)
                    {
                        break;
                    }

                    fixupIndex += delta;
                }

                uint tableIndex = reader.ReadUInt();

                if (tableIndex == 0)
                {
                    break;
                }

                curTableIndex = curTableIndex + tableIndex;
            } // Done with all entries in this table

            return(cells.ToArray());
        }