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66 lines
1.6 KiB
C++
66 lines
1.6 KiB
C++
#pragma once
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#include <xrpl/basics/CountedObject.h>
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#include <xrpl/protocol/HashPrefix.h>
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#include <xrpl/protocol/digest.h>
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#include <xrpl/shamap/SHAMapItem.h>
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#include <xrpl/shamap/SHAMapLeafNode.h>
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namespace xrpl {
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/** A leaf node for a transaction and its associated metadata. */
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class SHAMapTxPlusMetaLeafNode final : public SHAMapLeafNode,
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public CountedObject<SHAMapTxPlusMetaLeafNode>
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{
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public:
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SHAMapTxPlusMetaLeafNode(boost::intrusive_ptr<SHAMapItem const> item, std::uint32_t cowid)
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: SHAMapLeafNode(std::move(item), cowid)
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{
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updateHash();
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}
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SHAMapTxPlusMetaLeafNode(
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boost::intrusive_ptr<SHAMapItem const> item,
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std::uint32_t cowid,
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SHAMapHash const& hash)
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: SHAMapLeafNode(std::move(item), cowid, hash)
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{
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}
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intr_ptr::SharedPtr<SHAMapTreeNode>
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clone(std::uint32_t cowid) const override
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{
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return intr_ptr::make_shared<SHAMapTxPlusMetaLeafNode>(item_, cowid, hash_);
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}
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SHAMapNodeType
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getType() const override
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{
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return SHAMapNodeType::tnTRANSACTION_MD;
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}
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void
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updateHash() final override
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{
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hash_ = SHAMapHash{sha512Half(HashPrefix::txNode, item_->slice(), item_->key())};
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}
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void
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serializeForWire(Serializer& s) const final override
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{
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s.addRaw(item_->slice());
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s.addBitString(item_->key());
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s.add8(wireTypeTransactionWithMeta);
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}
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void
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serializeWithPrefix(Serializer& s) const final override
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{
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s.add32(HashPrefix::txNode);
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s.addRaw(item_->slice());
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s.addBitString(item_->key());
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}
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};
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} // namespace xrpl
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