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93 lines
2.8 KiB
C++
93 lines
2.8 KiB
C++
//------------------------------------------------------------------------------
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/*
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This file is part of rippled: https://github.com/ripple/rippled
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Copyright (c) 2012, 2013 Ripple Labs Inc.
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Permission to use, copy, modify, and/or distribute this software for any
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purpose with or without fee is hereby granted, provided that the above
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copyright notice and this permission notice appear in all copies.
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THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
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WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
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MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
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ANY SPECIAL , DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
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WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
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ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
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OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
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*/
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//==============================================================================
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#ifndef RIPPLE_SHAMAP_SHAMAPLEAFTXPLUSMETANODE_H_INCLUDED
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#define RIPPLE_SHAMAP_SHAMAPLEAFTXPLUSMETANODE_H_INCLUDED
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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 ripple {
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/** A leaf node for a transaction and its associated metadata. */
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class SHAMapTxPlusMetaLeafNode final
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: public SHAMapLeafNode,
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public CountedObject<SHAMapTxPlusMetaLeafNode>
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{
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public:
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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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: 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>(
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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{
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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 ripple
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#endif
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