Function payment_getblockheight_success

plugins/libplugin-pay.c:303–329

}

static struct command_result *
payment_getblockheight_success(struct command *cmd,
			       const char *method,
			       const char *buffer,
			       const jsmntok_t *toks,
			       struct payment *p)
{
	struct out_req *req;
	u32 blockcount, headercount;

	json_scan(tmpctx, buffer, toks, "{blockcount:%,headercount:%}",
		  JSON_SCAN(json_to_u32, &blockcount),
		  JSON_SCAN(json_to_u32, &headercount));
	paymod_log(p, LOG_DBG,
		   "Received getchaininfo blockcount=%d, headercount=%d",
		   blockcount, headercount);

	p->start_block = headercount;

	/* Now we just need to ask `lightningd` what height it has
	 * synced up to, and we remember that as chainlag. */
	req = jsonrpc_request_start(cmd, "waitblockheight",
				    &payment_waitblockheight_cb,
				    &payment_rpc_failure, p);
	json_add_u32(req->js, "blockheight", 0);
	return send_outreq(req);
}

#define INVALID_BLOCKHEIGHT UINT32_MAX