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https://github.com/bitcoinresearchkit/brk.git
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nym21
35 lines
1.0 KiB
Rust
35 lines
1.0 KiB
Rust
use brk_types::{CpfpEntry, FeeRate, Sats, Txid, VSize, Weight};
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use smallvec::SmallVec;
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use super::TxIndex;
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/// Frozen per-tx view used by the snapshot. `chunk_rate` is the
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/// linearized chunk feerate (local Single Fee Linearization, run fresh
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/// every snapshot). Singletons report `fee/vsize`. Parent/child
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/// adjacency in `TxIndex` space, so CPFP queries are a pure walk over
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/// `Snapshot.txs`.
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#[derive(Clone, Debug)]
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pub struct SnapTx {
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pub txid: Txid,
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pub fee: Sats,
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pub vsize: VSize,
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pub weight: Weight,
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/// Serialized tx size in bytes (witness + non-witness).
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pub size: u64,
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pub chunk_rate: FeeRate,
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/// Direct parents in the live pool (resolved against entry slots
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/// at build time. Cross-pool / confirmed parents are dropped).
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pub parents: SmallVec<[TxIndex; 2]>,
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pub children: SmallVec<[TxIndex; 4]>,
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}
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impl From<&SnapTx> for CpfpEntry {
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fn from(t: &SnapTx) -> Self {
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Self {
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txid: t.txid,
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weight: t.weight,
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fee: t.fee,
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}
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}
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}
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