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Low-level support for transaction metadata.

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This commit is contained in:
JoelKatz
2012-07-05 18:27:40 -07:00
parent 3c91b36684
commit 00ab5ed0cf
7 changed files with 78 additions and 41 deletions
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39
src/SHAMapNodes.cpp
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@@ -197,7 +197,7 @@ SHAMapTreeNode::SHAMapTreeNode(const SHAMapNode& id, const std::vector<unsigned
Serializer s(rawNode);
int type = s.removeLastByte();
int len = s.getLength();
if ((type < 0) || (type > 3))
if ((type < 0) || (type > 4))
{
#ifdef DEBUG
std::cerr << "Invalid wire format node" << std::endl;
@@ -210,7 +210,7 @@ SHAMapTreeNode::SHAMapTreeNode(const SHAMapNode& id, const std::vector<unsigned
if (type == 0)
{ // transaction
mItem = boost::make_shared<SHAMapItem>(s.getPrefixHash(sHP_TransactionID), s.peekData());
mType = tnTRANSACTION;
mType = tnTRANSACTION_NM;
}
else if (type == 1)
{ // account state
@@ -242,6 +242,11 @@ SHAMapTreeNode::SHAMapTreeNode(const SHAMapNode& id, const std::vector<unsigned
}
mType = tnINNER;
}
else if (type == 4)
{ // transaction with metadata
mItem = boost::make_shared<SHAMapItem>(s.getPrefixHash(sHP_TransactionNode), s.peekData());
mType = tnTRANSACTION_MD;
}
}
if (format == STN_ARF_PREFIXED)
@@ -259,7 +264,7 @@ SHAMapTreeNode::SHAMapTreeNode(const SHAMapNode& id, const std::vector<unsigned
if (prefix == sHP_TransactionID)
{
mItem = boost::make_shared<SHAMapItem>(s.getSHA512Half(), s.peekData());
mType = tnTRANSACTION;
mType = tnTRANSACTION_NM;
}
else if (prefix == sHP_LeafNode)
{
@@ -271,7 +276,7 @@ SHAMapTreeNode::SHAMapTreeNode(const SHAMapNode& id, const std::vector<unsigned
Log(lsINFO) << "invalid PLN node";
throw std::runtime_error("invalid PLN node");
}
mItem = boost::make_shared<SHAMapItem>(u, s.peekData());
mItem = boost::make_shared<SHAMapItem>(u, s.peekData());
mType = tnACCOUNT_STATE;
}
else if (prefix == sHP_InnerNode)
@@ -282,6 +287,11 @@ SHAMapTreeNode::SHAMapTreeNode(const SHAMapNode& id, const std::vector<unsigned
s.get256(mHashes[i] , i * 32);
mType = tnINNER;
}
else if (prefix == sHP_TransactionNode)
{
mItem = boost::make_shared<SHAMapItem>(s.getPrefixHash(sHP_TransactionNode), s.peekData());
mType = tnTRANSACTION_MD;
}
else
{
Log(lsINFO) << "Unknown node prefix " << std::hex << prefix << std::dec;
@@ -316,10 +326,14 @@ bool SHAMapTreeNode::updateHash()
s.add256(mItem->getTag());
nh = s.getSHA512Half();
}
else if (mType == tnTRANSACTION)
else if (mType == tnTRANSACTION_NM)
{
nh = Serializer::getPrefixHash(sHP_TransactionID, mItem->peekData());
}
else if (mType == tnTRANSACTION_MD)
{
nh = Serializer::getPrefixHash(sHP_TransactionNode, mItem->peekData());
}
else assert(false);
if (nh == mHash) return false;
@@ -375,7 +389,7 @@ void SHAMapTreeNode::addRaw(Serializer& s, int format)
s.add8(1);
}
}
else if (mType == tnTRANSACTION)
else if (mType == tnTRANSACTION_NM)
{
if (format == STN_ARF_PREFIXED)
{
@@ -388,6 +402,19 @@ void SHAMapTreeNode::addRaw(Serializer& s, int format)
s.add8(0);
}
}
else if (mType == tnTRANSACTION_MD)
{
if (format == STN_ARF_PREFIXED)
{
s.add32(sHP_TransactionNode);
mItem->addRaw(s);
}
else
{
mItem->addRaw(s);
s.add8(4);
}
}
else assert(false);
}