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protocol: increase HTLC precision to 1/1000 satoshi.

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This gets truncated for on-chain transactions (thus, rounding may
contribute to fees).

This also means we currently have an upper bound of 0.04 BTC per HTLC;
this can be increased later if required.

Signed-off-by: Rusty Russell <rusty@rustcorp.com.au>
This commit is contained in:
Rusty Russell
2015-09-24 15:00:47 +09:30
parent 58a62e782d
commit 5bc22f0368
13 changed files with 75 additions and 62 deletions
Download Patch File Download Diff File Expand all files Collapse all files

14
test-cli/gather_updates.c
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@@ -144,7 +144,7 @@ struct channel_state *gather_updates(const tal_t *ctx,
sig = pkt->open_commit_sig->sig;
break;
case PKT__PKT_UPDATE_ADD_HTLC:
amount = pkt->update_add_htlc->amount;
amount = pkt->update_add_htlc->amount_msat;
if (received) {
if (!funding_delta(o2, o1, oa, 0, amount,
&cstate->b, &cstate->a))
@@ -173,7 +173,7 @@ struct channel_state *gather_updates(const tal_t *ctx,
pkt->update_remove_htlc->r_hash);
if (n == tal_count(cstate->b.htlcs))
errx(1, "Unknown R hash in %s", *argv);
amount = cstate->b.htlcs[n]->amount;
amount = cstate->b.htlcs[n]->amount_msat;
if (!funding_delta(o2, o1, oa, 0, -amount,
&cstate->b, &cstate->a))
errx(1, "Impossible htlc %llu %s",
@@ -184,7 +184,7 @@ struct channel_state *gather_updates(const tal_t *ctx,
pkt->update_remove_htlc->r_hash);
if (n == tal_count(cstate->a.htlcs))
errx(1, "Unknown R hash in %s", *argv);
amount = cstate->a.htlcs[n]->amount;
amount = cstate->a.htlcs[n]->amount_msat;
if (!funding_delta(o1, o2, oa, 0, -amount,
&cstate->a, &cstate->b))
errx(1, "Impossible htlc %llu %s",
@@ -211,7 +211,7 @@ struct channel_state *gather_updates(const tal_t *ctx,
n = find_htlc(&cstate->a, rh);
if (n == tal_count(cstate->a.htlcs))
errx(1, "Unknown R hash in %s", *argv);
amount = cstate->a.htlcs[n]->amount;
amount = cstate->a.htlcs[n]->amount_msat;
if (!funding_delta(o1, o2, oa, amount, -amount,
&cstate->a, &cstate->b))
errx(1, "Impossible htlc %llu %s",
@@ -222,7 +222,7 @@ struct channel_state *gather_updates(const tal_t *ctx,
n = find_htlc(&cstate->b, rh);
if (n == tal_count(cstate->b.htlcs))
errx(1, "Unknown R hash in %s", *argv);
amount = cstate->b.htlcs[n]->amount;
amount = cstate->b.htlcs[n]->amount_msat;
if (!funding_delta(o2, o1, oa, amount, -amount,
&cstate->b, &cstate->a))
errx(1, "Impossible htlc %llu %s",
@@ -238,9 +238,9 @@ struct channel_state *gather_updates(const tal_t *ctx,
case PKT__PKT_UPDATE:
if (received)
delta = -pkt->update->delta;
delta = -pkt->update->delta_msat;
else
delta = pkt->update->delta;
delta = pkt->update->delta_msat;
if (!funding_delta(o1, o2, oa, delta, 0,
&cstate->a, &cstate->b))
errx(1, "Impossible funding update %lli %s",