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* `consensus/` * `helper/` * `test-utils/` * `storage/` * fix docs + tests + lints * decomposed_amount: remove `LazyLock` * clippy
54 lines
4.4 KiB
Rust
54 lines
4.4 KiB
Rust
#[rustfmt::skip]
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/// Decomposed amount table.
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pub static DECOMPOSED_AMOUNTS: [u64; 172] = [
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1, 2, 3, 4, 5, 6, 7, 8, 9,
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10, 20, 30, 40, 50, 60, 70, 80, 90,
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100, 200, 300, 400, 500, 600, 700, 800, 900,
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1000, 2000, 3000, 4000, 5000, 6000, 7000, 8000, 9000,
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10000, 20000, 30000, 40000, 50000, 60000, 70000, 80000, 90000,
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100000, 200000, 300000, 400000, 500000, 600000, 700000, 800000, 900000,
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1000000, 2000000, 3000000, 4000000, 5000000, 6000000, 7000000, 8000000, 9000000,
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10000000, 20000000, 30000000, 40000000, 50000000, 60000000, 70000000, 80000000, 90000000,
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100000000, 200000000, 300000000, 400000000, 500000000, 600000000, 700000000, 800000000, 900000000,
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1000000000, 2000000000, 3000000000, 4000000000, 5000000000, 6000000000, 7000000000, 8000000000, 9000000000,
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10000000000, 20000000000, 30000000000, 40000000000, 50000000000, 60000000000, 70000000000, 80000000000, 90000000000,
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100000000000, 200000000000, 300000000000, 400000000000, 500000000000, 600000000000, 700000000000, 800000000000, 900000000000,
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1000000000000, 2000000000000, 3000000000000, 4000000000000, 5000000000000, 6000000000000, 7000000000000, 8000000000000, 9000000000000,
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10000000000000, 20000000000000, 30000000000000, 40000000000000, 50000000000000, 60000000000000, 70000000000000, 80000000000000, 90000000000000,
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100000000000000, 200000000000000, 300000000000000, 400000000000000, 500000000000000, 600000000000000, 700000000000000, 800000000000000, 900000000000000,
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1000000000000000, 2000000000000000, 3000000000000000, 4000000000000000, 5000000000000000, 6000000000000000, 7000000000000000, 8000000000000000, 9000000000000000,
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10000000000000000, 20000000000000000, 30000000000000000, 40000000000000000, 50000000000000000, 60000000000000000, 70000000000000000, 80000000000000000, 90000000000000000,
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100000000000000000, 200000000000000000, 300000000000000000, 400000000000000000, 500000000000000000, 600000000000000000, 700000000000000000, 800000000000000000, 900000000000000000,
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1000000000000000000, 2000000000000000000, 3000000000000000000, 4000000000000000000, 5000000000000000000, 6000000000000000000, 7000000000000000000, 8000000000000000000, 9000000000000000000,
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10000000000000000000
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];
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/// Checks that an output amount is decomposed.
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///
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/// This is also used during miner tx verification.
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///
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/// ref: <https://monero-book.cuprate.org/consensus_rules/transactions/ring_signatures.html#output-amount>
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/// ref: <https://monero-book.cuprate.org/consensus_rules/blocks/miner_tx.html#output-amounts>
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#[inline]
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pub fn is_decomposed_amount(amount: &u64) -> bool {
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DECOMPOSED_AMOUNTS.binary_search(amount).is_ok()
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}
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#[cfg(test)]
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mod tests {
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use super::*;
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#[test]
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fn decomposed_amounts_return_decomposed() {
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for amount in DECOMPOSED_AMOUNTS.iter() {
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assert!(is_decomposed_amount(amount))
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}
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}
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#[test]
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fn non_decomposed_amounts_return_not_decomposed() {
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assert!(!is_decomposed_amount(&21));
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assert!(!is_decomposed_amount(&345431));
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assert!(!is_decomposed_amount(&20000001));
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}
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}
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