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/* Routing helpers for use with dijkstra */
#ifndef LIGHTNING_COMMON_ROUTE_H
#define LIGHTNING_COMMON_ROUTE_H
#include "config.h"
#include <common/amount.h>
struct dijkstra;
struct gossmap;
struct route {
int dir;
struct gossmap_chan *c;
};
/* Can c carry amount in dir? */
bool route_can_carry(const struct gossmap *map,
const struct gossmap_chan *c,
int dir,
struct amount_msat amount,
void *arg);
/* Same, but ignore disabled flags on channel */
bool route_can_carry_even_disabled(const struct gossmap *map,
const struct gossmap_chan *c,
int dir,
struct amount_msat amount,
void *unused);
/* Shortest path, with lower amount tiebreak */
bool route_path_shorter(u32 old_distance, u32 new_distance,
struct amount_msat old_cost,
struct amount_msat new_cost,
struct amount_msat old_risk,
struct amount_msat new_risk,
void *unused);
/* Cheapest path, with shorter path tiebreak */
bool route_path_cheaper(u32 old_distance, u32 new_distance,
struct amount_msat old_cost,
struct amount_msat new_cost,
struct amount_msat old_risk,
struct amount_msat new_risk,
void *unused);
/* Extract route tal_arr from completed dijkstra */
struct route **route_from_dijkstra(const struct gossmap *map,
const struct dijkstra *dij,
const struct gossmap_node *cur);
#endif /* LIGHTNING_COMMON_ROUTE_H */