tools/generate_wire.py: make varlen structs self-allocate.

If we tell it a struct is variable length, make fromwire() allocate
and return it off ctx.

Signed-off-by: Rusty Russell <rusty@rustcorp.com.au>
This commit is contained in:
Rusty Russell
2018-02-08 11:53:46 +10:30
committed by Christian Decker
parent 6ca0c6e0ec
commit ad8dfaca1c
7 changed files with 37 additions and 23 deletions

View File

@@ -20,21 +20,24 @@ void towire_utxo(u8 **pptr, const struct utxo *utxo)
}
}
void fromwire_utxo(const tal_t *ctx, const u8 **ptr, size_t *max, struct utxo *utxo)
struct utxo *fromwire_utxo(const tal_t *ctx, const u8 **ptr, size_t *max)
{
struct utxo *utxo = tal(ctx, struct utxo);
fromwire_bitcoin_txid(ptr, max, &utxo->txid);
utxo->outnum = fromwire_u32(ptr, max);
utxo->amount = fromwire_u64(ptr, max);
utxo->keyindex = fromwire_u32(ptr, max);
utxo->is_p2sh = fromwire_bool(ptr, max);
if (fromwire_bool(ptr, max)) {
utxo->close_info = tal(ctx, struct unilateral_close_info);
utxo->close_info = tal(utxo, struct unilateral_close_info);
utxo->close_info->channel_id = fromwire_u64(ptr, max);
fromwire_pubkey(ptr, max, &utxo->close_info->peer_id);
fromwire_pubkey(ptr, max, &utxo->close_info->commitment_point);
} else {
utxo->close_info = NULL;
}
return utxo;
}