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listpeerchannels: add channel_type, both in hex and as array of names.

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Changelog-Added: JSON-RPC: `listpeerchannels` now has `channel_type` field.
Signed-off-by: Rusty Russell <rusty@rustcorp.com.au>
This commit is contained in:
Rusty Russell
2023-03-20 10:49:51 +10:30
parent d818614aa9
commit e75cf2e7fb
7 changed files with 101 additions and 2 deletions
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24
lightningd/peer_control.c
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@@ -692,6 +692,29 @@ struct amount_msat channel_amount_receivable(const struct channel *channel)
return receivable;
}
void json_add_channel_type(struct json_stream *response,
const char *fieldname,
const struct channel_type *channel_type)
{
const char **fnames;
json_object_start(response, fieldname);
json_array_start(response, "bits");
for (size_t i = 0; i < tal_bytelen(channel_type->features) * CHAR_BIT; i++) {
if (!feature_is_set(channel_type->features, i))
continue;
json_add_u64(response, NULL, i);
}
json_array_end(response);
json_array_start(response, "names");
fnames = channel_type_name(tmpctx, channel_type);
for (size_t i = 0; i < tal_count(fnames); i++)
json_add_string(response, NULL, fnames[i]);
json_array_end(response);
json_object_end(response);
}
static void json_add_channel(struct lightningd *ld,
struct json_stream *response, const char *key,
const struct channel *channel,
@@ -708,6 +731,7 @@ static void json_add_channel(struct lightningd *ld,
if (peer) {
json_add_node_id(response, "peer_id", &peer->id);
json_add_bool(response, "peer_connected", peer->connected == PEER_CONNECTED);
json_add_channel_type(response, "channel_type", channel->type);
}
json_add_string(response, "state", channel_state_name(channel));
if (channel->last_tx && !invalid_last_tx(channel->last_tx)) {