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dgb: delegate naughty-propagation onto coin SSOT (byte-identity rewire) #448

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Merged
frstrtr merged 1 commit into from
Jun 24, 2026
Merged

dgb: delegate naughty-propagation onto coin SSOT (byte-identity rewire) #448

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13 changes: 8 additions & 5 deletions src/impl/dgb/share_tracker.hpp
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Original file line number Diff line number Diff line change
Expand Up @@ -25,6 +25,7 @@ inline uint64_t mul128_shift(uint64_t a, uint64_t b, unsigned shift) {
#include <impl/nmc/coin/aux_id.hpp> // nmc::coin::NMC_AUXPOW_CHAIN_ID (v37 bucket-2)
#include "share_check.hpp"
#include "think_p1_walk_bounds.hpp" // SSOT: think_p1_walk_count / think_p1_in_pruning_zone
#include "coin/naughty_propagation.hpp" // SSOT: propagate_naughty_from_parent (data.py:543-549)
#include "config_pool.hpp"

#include <core/target_utils.hpp>
Expand Down Expand Up @@ -565,11 +566,13 @@ class ShareTracker
share_var.invoke([&](auto* obj) { prev_hash = obj->m_prev_hash; });
if (!prev_hash.IsNull() && chain.contains(prev_hash)) {
auto* parent_idx = chain.get_index(prev_hash);
if (parent_idx && parent_idx->naughty > 0) {
auto* my_idx = chain.get_index(share_hash);
if (my_idx) {
my_idx->naughty = parent_idx->naughty + 1;
if (my_idx->naughty > 6) my_idx->naughty = 0; // reset after 6 generations
if (parent_idx) {
// Delegate the +1/clamp-at-6 generation arithmetic AND the
// "parent is naughty" guard to the SSOT. nullopt == oracle's
// non-naughty-parent case: leave the child's naughty as-is.
if (auto child = dgb::propagate_naughty_from_parent(parent_idx->naughty)) {
auto* my_idx = chain.get_index(share_hash);
if (my_idx) my_idx->naughty = *child;
}
}
}
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