Function bwatch_send_watch_found

plugins/bwatch/bwatch_interface.c:28–61

Send watch_found notification to lightningd. */

/* Send watch_found notification to lightningd. */
void bwatch_send_watch_found(struct command *cmd,
			     const struct bitcoin_tx *tx,
			     u32 blockheight,
			     const struct watch *w,
			     u32 txindex,
			     u32 index)
{
	struct command *aux = aux_command(cmd);
	struct out_req *req;

	req = jsonrpc_request_start(aux, "watch_found",
				    notify_ack, notify_ack, NULL);
	/* tx==NULL signals "not found" for WATCH_SCID; omit tx+txindex so
	 * json_watch_found passes tx=NULL down to the handler. */
	if (tx) {
		json_add_tx(req->js, "tx", tx);
		json_add_u32(req->js, "txindex", txindex);
		if (index != UINT32_MAX)
			json_add_u32(req->js, "index", index);
	}
	json_add_u32(req->js, "blockheight", blockheight);

	/* Add owners array */
	json_array_start(req->js, "owners");
	for (size_t i = 0; i < tal_count(w->owners); i++)
		json_add_string(req->js, NULL, w->owners[i]);
	json_array_end(req->js);

	/* Tests (and operators) key off this line; keep wording stable. */
	plugin_log(cmd->plugin, LOG_DBG,
		   "watch_found at block %u", blockheight);

	send_outreq(req);
}

/* Send a blockdepth depth notification to lightningd: same watch_found
 * RPC shape but with depth + blockheight only (no tx). */