carbon_system_program_decoder/instructions/
advance_nonce_account.rs1use carbon_core::{account_utils::next_account, deserialize::ArrangeAccounts};
3#[cfg_attr(feature = "serde", derive(serde::Serialize, serde::Deserialize))]
4#[derive(Debug, Clone, borsh::BorshSerialize, borsh::BorshDeserialize, PartialEq)]
5pub struct AdvanceNonceAccount {}
6
7#[derive(Debug, Clone, PartialEq)]
8#[cfg_attr(feature = "serde", derive(serde::Serialize, serde::Deserialize))]
9pub struct AdvanceNonceAccountInstructionAccounts {
10 pub nonce_account: solana_pubkey::Pubkey,
11 pub recent_blockhashes_sysvar: solana_pubkey::Pubkey,
12 pub nonce_authority: solana_pubkey::Pubkey,
13 pub remaining: Vec<solana_instruction::AccountMeta>,
14}
15
16impl AdvanceNonceAccount {
17 pub fn decode(data: &[u8]) -> Option<Self> {
18 if data.len() < 4 {
19 return None;
20 }
21 let discriminator = &data[0..4];
22 if discriminator != [4, 0, 0, 0] {
23 return None;
24 }
25
26 let mut data_slice = data;
27
28 data_slice = &data_slice[4..];
29
30 borsh::BorshDeserialize::deserialize(&mut data_slice).ok()
31 }
32}
33
34impl ArrangeAccounts for AdvanceNonceAccount {
35 type ArrangedAccounts = AdvanceNonceAccountInstructionAccounts;
36
37 fn arrange_accounts(
38 accounts: &[solana_instruction::AccountMeta],
39 ) -> Option<Self::ArrangedAccounts> {
40 let mut iter = accounts.iter();
41
42 let nonce_account = next_account(&mut iter)?;
43 let recent_blockhashes_sysvar = next_account(&mut iter)?;
44 let nonce_authority = next_account(&mut iter)?;
45
46 let remaining = iter.as_slice();
47
48 Some(AdvanceNonceAccountInstructionAccounts {
49 nonce_account,
50 recent_blockhashes_sysvar,
51 nonce_authority,
52 remaining: remaining.to_vec(),
53 })
54 }
55}