stellar-xdr 30.0.0

#[allow(unused_imports, clippy::wildcard_imports)]
use super::*;

/// LedgerCloseMetaV1 is a borrowing equivalent of [`LedgerCloseMetaV1`](super::super::LedgerCloseMetaV1)
/// over `'static` data, for const XDR encoding.
#[derive(Clone, Debug, Hash, PartialEq, Eq, PartialOrd, Ord)]
#[cfg_attr(feature = "arbitrary", derive(Arbitrary))]
pub struct LedgerCloseMetaV1 {
    pub ext: LedgerCloseMetaExt,
    pub ledger_header: LedgerHeaderHistoryEntry,
    pub tx_set: GeneralizedTransactionSet,
    pub tx_processing: VecM<TransactionResultMeta>,
    pub upgrades_processing: VecM<UpgradeEntryMeta>,
    pub scp_info: VecM<ScpHistoryEntry>,
    pub total_byte_size_of_live_soroban_state: u64,
    pub evicted_keys: VecM<LedgerKey>,
    pub unused: VecM<LedgerEntry>,
}

impl LedgerCloseMetaV1 {
    /// The exact XDR-encoded length of this value, in bytes.
    ///
    /// Evaluable in a const context, so a caller (such as a proc-macro) can
    /// size a buffer for [`Self::const_to_xdr`] at compile time.
    #[must_use]
    pub const fn const_xdr_len(&self) -> usize {
        let mut empty: [u8; 0] = [];
        let mut w = ConstWriter::new(&mut empty);
        w.write_type_ledger_close_meta_v1(self);
        w.len()
    }

    /// Serialize this value as XDR into a fixed-size `[u8; N]` using only const
    /// operations. This is the const counterpart to
    /// [`WriteXdr::to_xdr`](super::super::WriteXdr::to_xdr).
    ///
    /// `N` must equal [`Self::const_xdr_len`]. It is intended for callers, such
    /// as a proc-macro, that compute the length with `const_xdr_len` and pass
    /// it as `N`; `const_to_xdr` itself does not need to call `const_xdr_len`.
    ///
    /// # Panics
    ///
    /// Panics if `N` does not equal the value's [`Self::const_xdr_len`].
    #[must_use]
    pub const fn const_to_xdr<const N: usize>(&self) -> [u8; N] {
        let mut buf = [0u8; N];
        let mut w = ConstWriter::new(&mut buf);
        w.write_type_ledger_close_meta_v1(self);
        assert!(
            w.len() == N,
            "const_to_xdr: N does not equal the XDR-encoded length"
        );
        buf
    }
}

impl ConstWriter<'_> {
    /// Serializes a [`LedgerCloseMetaV1`], mirroring `<LedgerCloseMetaV1 as WriteXdr>::write_xdr`.
    pub const fn write_type_ledger_close_meta_v1(&mut self, v: &LedgerCloseMetaV1) {
        self.write_type_ledger_close_meta_ext(&v.ext);
        self.write_type_ledger_header_history_entry(&v.ledger_header);
        self.write_type_generalized_transaction_set(&v.tx_set);
        self.write_type_vec_transaction_result_meta(&v.tx_processing);
        self.write_type_vec_upgrade_entry_meta(&v.upgrades_processing);
        self.write_type_vec_scp_history_entry(&v.scp_info);
        self.write_u64(v.total_byte_size_of_live_soroban_state);
        self.write_type_vec_ledger_key(&v.evicted_keys);
        self.write_type_vec_ledger_entry(&v.unused);
    }
}