core-lightning/lightningd/notification.h

#ifndef LIGHTNING_LIGHTNINGD_NOTIFICATION_H
#define LIGHTNING_LIGHTNINGD_NOTIFICATION_H
#include "config.h"
#include <common/coin_mvt.h>
#include <lightningd/chaintopology.h>
#include <lightningd/pay.h>
#include <lightningd/plugin.h>

struct balance_snapshot;
struct onionreply;
struct wally_psbt;

bool notifications_have_topic(const struct plugins *plugins, const char *topic);

/* Is the provided notification topic native, i.e., provided by
 * lightningd itself? */
bool notifications_topic_is_native(const char *topic);

struct notification {
	const char *topic;
	/* the serialization interface */
	void *serialize;
};

AUTODATA_TYPE(notifications, struct notification);

/* FIXME: Find a way to avoid back-to-back declaration and definition */
#define REGISTER_NOTIFICATION(topic, serialize)                                  \
	struct notification topic##_notification_gen = {                         \
		stringify(topic),                                                \
		serialize,                                                       \
	};                                                                       \
	AUTODATA(notifications, &topic##_notification_gen);

void notify_connect(struct lightningd *ld,
		    const struct node_id *nodeid,
		    bool incoming,
		    const struct wireaddr_internal *addr);
void notify_disconnect(struct lightningd *ld, struct node_id *nodeid);

void notify_warning(struct lightningd *ld, struct log_entry *l);

void notify_invoice_payment(struct lightningd *ld, struct amount_msat amount,
			    struct preimage preimage, const struct json_escape *label);

void notify_invoice_creation(struct lightningd *ld, struct amount_msat *amount,
			    struct preimage preimage, const struct json_escape *label);

void notify_channel_opened(struct lightningd *ld, struct node_id *node_id,
			   struct amount_sat *funding_sat, struct bitcoin_txid *funding_txid,
			   bool channel_ready);

void notify_channel_state_changed(struct lightningd *ld,
				  struct node_id *peer_id,
				  struct channel_id *cid,
				  struct short_channel_id *scid,
				  struct timeabs *timestamp,
				  enum channel_state old_state,
				  enum channel_state new_state,
				  enum state_change cause,
				  char *message);

void notify_forward_event(struct lightningd *ld,
			  const struct htlc_in *in,
			  /* May be NULL if we don't know. */
			  const struct short_channel_id *scid_out,
			  /* May be NULL. */
			  const struct amount_msat *amount_out,
			  enum forward_status state,
			  enum onion_wire failcode,
			  struct timeabs *resolved_time,
			  enum forward_style forward_style);

void notify_sendpay_success(struct lightningd *ld,
			    const struct wallet_payment *payment);

void notify_sendpay_failure(struct lightningd *ld,
			    const struct wallet_payment *payment,
			    errcode_t pay_errcode,
			    const struct onionreply *onionreply,
			    const struct routing_failure *fail,
			    const char *errmsg);

void notify_coin_mvt(struct lightningd *ld,
		     const struct coin_mvt *mvt);

void notify_balance_snapshot(struct lightningd *ld,
			     const struct balance_snapshot *snap);

void notify_block_added(struct lightningd *ld,
			const struct block *block);

void notify_openchannel_peer_sigs(struct lightningd *ld,
				  const struct channel_id *cid,
				  const struct wally_psbt *psbt);

void notify_channel_open_failed(struct lightningd *ld,
                                const struct channel_id *cid);

/* Tell this plugin to shutdown: returns true if it was subscribed. */
bool notify_plugin_shutdown(struct lightningd *ld, struct plugin *p);
#endif /* LIGHTNING_LIGHTNINGD_NOTIFICATION_H */