stellar-xdr 30.0.0

Stellar XDR types, encoding, and decoding.
Documentation 
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63

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

impl ConfigSettingContractLedgerCostV0 {
    /// 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_config_setting_contract_ledger_cost_v0(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_config_setting_contract_ledger_cost_v0(self);
        assert!(
            w.len() == N,
            "const_to_xdr: N does not equal the XDR-encoded length"
        );
        buf
    }
}

impl ConstWriter<'_> {
    /// Serializes a [`ConfigSettingContractLedgerCostV0`], mirroring `<ConfigSettingContractLedgerCostV0 as WriteXdr>::write_xdr`.
    pub const fn write_type_config_setting_contract_ledger_cost_v0(
        &mut self,
        v: &ConfigSettingContractLedgerCostV0,
    ) {
        self.write_u32(v.ledger_max_disk_read_entries);
        self.write_u32(v.ledger_max_disk_read_bytes);
        self.write_u32(v.ledger_max_write_ledger_entries);
        self.write_u32(v.ledger_max_write_bytes);
        self.write_u32(v.tx_max_disk_read_entries);
        self.write_u32(v.tx_max_disk_read_bytes);
        self.write_u32(v.tx_max_write_ledger_entries);
        self.write_u32(v.tx_max_write_bytes);
        self.write_i64(v.fee_disk_read_ledger_entry);
        self.write_i64(v.fee_write_ledger_entry);
        self.write_i64(v.fee_disk_read1_kb);
        self.write_i64(v.soroban_state_target_size_bytes);
        self.write_i64(v.rent_fee1_kb_soroban_state_size_low);
        self.write_i64(v.rent_fee1_kb_soroban_state_size_high);
        self.write_u32(v.soroban_state_rent_fee_growth_factor);
    }
}