f3eade2f62
Drop the AGPL license in favor of a source-available license. See the blog post [1] for details. [1] https://www.scylladb.com/2024/12/18/why-were-moving-to-a-source-available-license/
82 lines
2.4 KiB
C++
82 lines
2.4 KiB
C++
/*
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* Copyright (C) 2015-present ScyllaDB
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*/
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/*
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* SPDX-License-Identifier: LicenseRef-ScyllaDB-Source-Available-1.0
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*/
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#pragma once
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// Not part of atomic_cell.hh to avoid cyclic dependency between types.hh and atomic_cell.hh
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#include "types/types.hh"
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#include "atomic_cell.hh"
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#include "atomic_cell_or_collection.hh"
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#include "utils/hashing.hh"
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#include "counters.hh"
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template<>
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struct appending_hash<collection_mutation_view> {
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template<typename Hasher>
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void operator()(Hasher& h, collection_mutation_view cell, const column_definition& cdef) const {
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cell.with_deserialized(*cdef.type, [&] (collection_mutation_view_description m_view) {
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::feed_hash(h, m_view.tomb);
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for (auto&& key_and_value : m_view.cells) {
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::feed_hash(h, key_and_value.first);
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::feed_hash(h, key_and_value.second, cdef);
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}
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});
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}
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};
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template<>
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struct appending_hash<atomic_cell_view> {
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template<typename Hasher>
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void operator()(Hasher& h, atomic_cell_view cell, const column_definition& cdef) const {
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feed_hash(h, cell.is_live());
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feed_hash(h, cell.timestamp());
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if (cell.is_live()) {
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if (cdef.is_counter()) {
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::feed_hash(h, counter_cell_view(cell));
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return;
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}
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if (cell.is_live_and_has_ttl()) {
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feed_hash(h, cell.expiry());
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feed_hash(h, cell.ttl());
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}
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feed_hash(h, cell.value());
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} else {
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feed_hash(h, cell.deletion_time());
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}
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}
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};
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template<>
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struct appending_hash<atomic_cell> {
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template<typename Hasher>
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void operator()(Hasher& h, const atomic_cell& cell, const column_definition& cdef) const {
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feed_hash(h, static_cast<atomic_cell_view>(cell), cdef);
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}
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};
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template<>
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struct appending_hash<collection_mutation> {
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template<typename Hasher>
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void operator()(Hasher& h, const collection_mutation& cm, const column_definition& cdef) const {
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feed_hash(h, static_cast<collection_mutation_view>(cm), cdef);
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}
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};
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template<>
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struct appending_hash<atomic_cell_or_collection> {
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template<typename Hasher>
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void operator()(Hasher& h, const atomic_cell_or_collection& c, const column_definition& cdef) const {
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if (cdef.is_atomic()) {
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feed_hash(h, c.as_atomic_cell(cdef), cdef);
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} else {
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feed_hash(h, c.as_collection_mutation(), cdef);
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}
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}
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};
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