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fix(pumpfun): fix trade event log size mapping

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Adjusted PUMPFUN_TRADE_EVENT_LOG_SIZE from 274 to 250 bytes in the PumpFun event parser to match the actual IDL structure. This resolves an issue where inner instruction events were not parsed correctly, causing trade fields (amounts, reserves, fees) to appear as zeros.
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Estereg
2026-02-21 08:57:31 +00:00
parent b4ae02c956
commit 8e99720ce3
1 changed files with 3 additions and 3 deletions
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src/streaming/event_parser/protocols/pumpfun/events.rs
+3 -3
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@@ -275,10 +275,10 @@ pub struct PumpFunTradeEvent {
}
/// Borsh byte length of TradeEvent fixed fields (IDL order; excludes ix_name and following variable part).
/// Layout: mint(32)+sol_amount(8)+token_amount(8)+is_buy(1)+user(32)+timestamp(8)+virtual_sol(8)+virtual_token(8)+real_sol(8)+real_token(8)+fee_recipient(32)+fee_basis_points(8)+fee(8)+creator(32)+creator_fee_bps(8)+creator_fee(8)+track_volume(1)+total_unclaimed(8)+total_claimed(8)+current_sol_volume(8)+last_update_timestamp(8) = 274
pub const PUMPFUN_TRADE_EVENT_LOG_SIZE: usize = 274;
/// Layout: mint(32)+sol_amount(8)+token_amount(8)+is_buy(1)+user(32)+timestamp(8)+virtual_sol(8)+virtual_token(8)+real_sol(8)+real_token(8)+fee_recipient(32)+fee_basis_points(8)+fee(8)+creator(32)+creator_fee_bps(8)+creator_fee(8)+track_volume(1)+total_unclaimed(8)+total_claimed(8)+current_sol_volume(8)+last_update_timestamp(8) = 250
pub const PUMPFUN_TRADE_EVENT_LOG_SIZE: usize = 250;
/// Decode TradeEvent log; if data.len() > 274 then parse ix_name, mayhem_mode, cashback (IDL-aligned).
/// Decode TradeEvent log; if data.len() > 250 then parse ix_name, mayhem_mode, cashback (IDL-aligned).
pub fn pumpfun_trade_event_log_decode(data: &[u8]) -> Option<PumpFunTradeEvent> {
if data.len() < PUMPFUN_TRADE_EVENT_LOG_SIZE {
return None;