RLP::iterator::iterator(RLP const& _parent, bool _begin)
{
if (_begin && _parent.isList())
{
auto pl = _parent.payload();
m_lastItem = pl.cropped(0, RLP(pl).actualSize());
m_remaining = pl.size() - m_lastItem.size();
}
else
{
m_lastItem = _parent.data().cropped(_parent.data().size());
m_remaining = 0;
}
}
RLP::iterator::iterator(RLP const& _parent, bool _begin)
{
if (_begin && _parent.isList())
{
auto pl = _parent.payload();
m_currentItem = pl.cropped(0, sizeAsEncoded(pl));
m_remaining = pl.size() - m_currentItem.size();
}
else
{
m_currentItem = _parent.data().cropped(_parent.data().size());
m_remaining = 0;
}
}
RLP::iterator::iterator(RLP const& _parent, bool _begin)
{
if (_begin && _parent.isList())
{
auto pl = _parent.payload();
m_lastItem = pl.cropped(0, RLP(pl).actualSize());
uint t = 0;
for (uint i = 0; i < _parent.itemCount(); ++i)
t += _parent[i].actualSize();
if (pl.size() != t)
cout << _parent.itemCount() << " " << asHex(pl);
assert(pl.size() == t);
m_remaining = pl.size() - m_lastItem.size();
}
else
{
m_lastItem = _parent.data().cropped(_parent.data().size());
m_remaining = 0;
}
}
RLP BlockHeader::extractHeader(bytesConstRef _block)
{
RLP root(_block);
if (!root.isList())
BOOST_THROW_EXCEPTION(
InvalidBlockFormat() << errinfo_comment("Block must be a list") << BadFieldError(0, _block.toString()));
RLP header = root[0];
if (!header.isList())
BOOST_THROW_EXCEPTION(InvalidBlockFormat() << errinfo_comment("Block header must be a list")
<< BadFieldError(0, header.data().toString()));
if (!root[1].isList())
BOOST_THROW_EXCEPTION(InvalidBlockFormat() << errinfo_comment("Block transactions must be a list")
<< BadFieldError(1, root[1].data().toString()));
if (!root[2].isList())
BOOST_THROW_EXCEPTION(InvalidBlockFormat() << errinfo_comment("Block uncles must be a list")
<< BadFieldError(2, root[2].data().toString()));
return header;
}
BlockHeader::BlockHeader(bytesConstRef _block, BlockDataType _bdt, h256 const &_hashWith)
{
RLP header = _bdt == BlockData ? extractHeader(_block) : RLP(_block);
m_hash = _hashWith ? _hashWith : sha3(header.data());
populate(header);
}
BlockInfo::BlockInfo(bytesConstRef _block, Strictness _s, h256 const& _hashWith, BlockDataType _bdt)
{
RLP header = _bdt == BlockData ? extractHeader(_block) : RLP(_block);
m_hash = _hashWith ? _hashWith : sha3(header.data());
populateFromHeader(header, _s);
}
