19 lines
504 B
Rust
19 lines
504 B
Rust
use anchor_lang::prelude::*;
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use crate::accounts_ix::*;
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use crate::error::MangoError;
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use crate::state::*;
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pub fn sequence_check(ctx: Context<SequenceCheck>, expected_sequence_number: u8) -> Result<()> {
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let mut account = ctx.accounts.account.load_full_mut()?;
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require_eq!(
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expected_sequence_number,
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account.fixed.sequence_number,
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MangoError::InvalidSequenceNumber
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);
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account.fixed.sequence_number = account.fixed.sequence_number.wrapping_add(1);
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Ok(())
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}
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