wallet/signing: stream signatures for segwit inputs

7 years ago · f56d39a447
parent 5a6b2a5a97
commit f56d39a447
1 changed files with 2 additions and 3 deletions
--- a/src/apps/wallet/sign_tx/signing.py
+++ b/src/apps/wallet/sign_tx/signing.py
@ -231,13 +231,12 @@ async def sign_tx(tx: SignTx, root):
            bip143_hash = bip143.preimage_hash(tx, txi, ecdsa_hash_pubkey(key_sign_pub))

            signature = ecdsa_sign(key_sign, bip143_hash)
-
            witness = get_p2wpkh_witness(signature, key_sign_pub)

+            tx_ser.signature_index = i
+            tx_ser.signature = signature
            tx_ser.serialized_tx = witness
            tx_req.serialized = tx_ser
-        # else
-            # witness is 0x00

    write_uint32(tx_ser.serialized_tx, tx.lock_time)