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fix(programs): enforce extension checks for Compress with CToken-only outputs (H-01) #2261

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fix(programs): enforce extension checks for Compress with CToken-only outputs (H-01) #2261

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7 changes: 5 additions & 2 deletions programs/compressed-token/program/src/compressed_token/transfer2/check_extensions.rs
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Original file line number Diff line number Diff line change
Expand Up @@ -106,9 +106,12 @@ pub fn build_mint_extension_cache<'a>(
let mint_index = compression.mint;
if cache.get_by_key(&mint_index).is_none() {
let mint_account = packed_accounts.get_u8(mint_index, "mint cache: compression")?;
let checks = if compression.mode.is_compress_and_close() || no_compressed_outputs {
let checks = if compression.mode.is_compress_and_close()
|| (compression.mode.is_decompress() && no_compressed_outputs)
{
// Bypass extension state checks (paused, non-zero fees, non-nil transfer hook)
// when CompressAndClose, full Decompress, or CToken→SPL (compress and full decompress)
// when CompressAndClose or full Decompress (no compressed outputs).
// Compress must always enforce restrictions even with CToken-only outputs.
parse_mint_extensions(mint_account)?
} else {
check_mint_extensions(mint_account, deny_restricted_extensions)?
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