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channeld: cleanup: use the channel_feerate() accessor everywhere.

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And also move it to initial_channel, so we can use it there.

This saves churn in the next patch.

Signed-off-by: Rusty Russell <rusty@rustcorp.com.au>
This commit is contained in:
Rusty Russell 2019-12-13 00:35:53 +10:30 • committed by Christian Decker
parent b9d6e8bbaa
commit 8ffd9d570b
4 changed files with 21 additions and 14 deletions
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10
channeld/channeld.c
View file

@ -1392,11 +1392,11 @@ static void handle_peer_commit_sig(struct peer *peer, const u8 *msg)
/* We were supposed to check this was affordable as we go. */
if (peer->channel->funder == REMOTE) {
status_debug("Feerates are %u/%u",
peer->channel->view[LOCAL].feerate_per_kw,
peer->channel->view[REMOTE].feerate_per_kw);
channel_feerate(peer->channel, LOCAL),
channel_feerate(peer->channel, REMOTE));
assert(can_funder_afford_feerate(peer->channel,
peer->channel->view[LOCAL]
.feerate_per_kw));
channel_feerate(peer->channel,
LOCAL)));
}
if (!fromwire_commitment_signed(tmpctx, msg,
@ -1443,7 +1443,7 @@ static void handle_peer_commit_sig(struct peer *peer, const u8 *msg)
type_to_string(msg, struct pubkey,
&peer->channel->funding_pubkey
[REMOTE]),
peer->channel->view[LOCAL].feerate_per_kw);
channel_feerate(peer->channel, LOCAL));
}
/* BOLT #2:

11
channeld/full_channel.c
View file

@ -231,7 +231,7 @@ static void add_htlcs(struct bitcoin_tx ***txs,
{
size_t i;
struct bitcoin_txid txid;
u32 feerate_per_kw = channel->view[side].feerate_per_kw;
u32 feerate_per_kw = channel_feerate(channel, side);
/* Get txid of commitment transaction */
bitcoin_txid((*txs)[0], &txid);
@ -306,7 +306,7 @@ struct bitcoin_tx **channel_txs(const tal_t *ctx,
ctx, &channel->funding_txid, channel->funding_txout,
channel->funding, channel->funder,
channel->config[!side].to_self_delay, &keyset,
channel->view[side].feerate_per_kw,
channel_feerate(channel, side),
channel->config[side].dust_limit, channel->view[side].owed[side],
channel->view[side].owed[!side], committed, htlcmap,
commitment_number ^ channel->commitment_number_obscurer, side);
@ -370,7 +370,7 @@ static struct amount_sat fee_for_htlcs(const struct channel *channel,
const struct htlc **removing,
enum side side)
{
u32 feerate = view->feerate_per_kw;
u32 feerate = channel_feerate(channel, side);
struct amount_sat dust_limit = channel->config[side].dust_limit;
size_t untrimmed;
@ -972,11 +972,6 @@ bool channel_update_feerate(struct channel *channel, u32 feerate_per_kw)
return true;
}
u32 channel_feerate(const struct channel *channel, enum side side)
{
return channel->view[side].feerate_per_kw;
}
bool channel_sending_commit(struct channel *channel,
const struct htlc ***htlcs)
{

7
common/initial_channel.c
View file

@ -100,7 +100,7 @@ struct bitcoin_tx *initial_channel_tx(const tal_t *ctx,
/* They specify our to_self_delay and v.v. */
channel->config[!side].to_self_delay,
&keyset,
channel->view[side].feerate_per_kw,
channel_feerate(channel, side),
channel->config[side].dust_limit,
channel->view[side].owed[side],
channel->view[side].owed[!side],
@ -110,6 +110,11 @@ struct bitcoin_tx *initial_channel_tx(const tal_t *ctx,
err_reason);
}
u32 channel_feerate(const struct channel *channel, enum side side)
{
return channel->view[side].feerate_per_kw;
}
static char *fmt_channel_view(const tal_t *ctx, const struct channel_view *view)
{
return tal_fmt(ctx, "{ feerate_per_kw=%"PRIu32","

7
common/initial_channel.h
View file

@ -122,4 +122,11 @@ struct bitcoin_tx *initial_channel_tx(const tal_t *ctx,
enum side side,
char** err_reason);
/**
* channel_feerate: Get fee rate for this side of channel.
* @channel: The channel
* @side: the side
*/
u32 channel_feerate(const struct channel *channel, enum side side);
#endif /* LIGHTNING_COMMON_INITIAL_CHANNEL_H */