AllocateStringForNameIndex()

unsafe string System.Resources.ResourceReader.AllocateStringForNameIndex ( int index, out int dataOffset )

inlineprivate

Definition at line 508 of file ResourceReader.cs.

    {
        long num = GetNamePosition(index);
        int num2;
        byte[] array;
        lock (this)
        {
            _store.BaseStream.Seek(num + _nameSectionOffset, SeekOrigin.Begin);
            num2 = _store.Read7BitEncodedInt();
            if (num2 < 0)
            {
                throw new BadImageFormatException(SR.BadImageFormat_NegativeStringLength);
            }
            if (_ums != null)
            {
                if (_ums.Position > _ums.Length - num2)
                {
                    throw new BadImageFormatException(SR.Format(SR.BadImageFormat_ResourcesIndexTooLong, index));
                }
                string text = null;
                char* positionPointer = (char*)_ums.PositionPointer;
                _ = BitConverter.IsLittleEndian;
                text = new string(positionPointer, 0, num2 / 2);
                _ums.Position += num2;
                dataOffset = _store.ReadInt32();
                if (dataOffset < 0 || dataOffset >= _store.BaseStream.Length - _dataSectionOffset)
                {
                    throw new FormatException(SR.Format(SR.BadImageFormat_ResourcesDataInvalidOffset, dataOffset));
                }
                return text;
            }
            array = new byte[num2];
            int num3 = num2;
            while (num3 > 0)
            {
                int num4 = _store.Read(array, num2 - num3, num3);
                if (num4 == 0)
                {
                    throw new EndOfStreamException(SR.Format(SR.BadImageFormat_ResourceNameCorrupted_NameIndex, index));
                }
                num3 -= num4;
            }
            dataOffset = _store.ReadInt32();
            if (dataOffset < 0 || dataOffset >= _store.BaseStream.Length - _dataSectionOffset)
            {
                throw new FormatException(SR.Format(SR.BadImageFormat_ResourcesDataInvalidOffset, dataOffset));
            }
        }
        return Encoding.Unicode.GetString(array, 0, num2);
    }

References System.Resources.ResourceReader._dataSectionOffset, System.Resources.ResourceReader._nameSectionOffset, System.Resources.ResourceReader._store, System.Resources.ResourceReader._ums, System.array, System.SR.BadImageFormat_NegativeStringLength, System.SR.BadImageFormat_ResourceNameCorrupted_NameIndex, System.SR.BadImageFormat_ResourcesDataInvalidOffset, System.SR.BadImageFormat_ResourcesIndexTooLong, System.IO.BinaryReader.BaseStream, System.SR.Format(), System.Resources.ResourceReader.GetNamePosition(), System.index, System.BitConverter.IsLittleEndian, System.IO.UnmanagedMemoryStream.Length, System.IO.UnmanagedMemoryStream.Position, System.IO.UnmanagedMemoryStream.PositionPointer, System.IO.BinaryReader.Read(), System.IO.BinaryReader.Read7BitEncodedInt(), System.IO.BinaryReader.ReadInt32(), System.text, and System.Text.Encoding.Unicode.