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96bd0e455b
- use switch case over all possible WIRE_* errors, - remove the virtual machine for routefail, use a simple two step solution: 1. update the gossip and 2. handle error cases
58 lines
2.1 KiB
C
58 lines
2.1 KiB
C
#ifndef LIGHTNING_PLUGINS_RENEPAY_UNCERTAINTY_H
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#define LIGHTNING_PLUGINS_RENEPAY_UNCERTAINTY_H
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#include "config.h"
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#include <ccan/tal/tal.h>
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#include <common/gossmap.h>
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#include <plugins/renepay/chan_extra.h>
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#include <plugins/renepay/route.h>
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/* FIXME a hard coded constant to indicate a limit on any channel
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capacity. Channels for which the capacity is unknown (because they are not
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announced) use this value. It makes sense, because if we don't even know the
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channel capacity the liquidity could be anything but it will never be greater
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than the global number of msats.
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It remains to be checked if this value does not lead to overflow somewhere in
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the code. */
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#define MAX_CAPACITY (AMOUNT_MSAT(21000000 * MSAT_PER_BTC))
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struct uncertainty {
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struct chan_extra_map *chan_extra_map;
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};
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/* FIXME: add bool return value and WARN_UNUSED_RESULT */
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void uncertainty_route_success(struct uncertainty *uncertainty,
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const struct route *route);
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void uncertainty_remove_htlcs(struct uncertainty *uncertainty,
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const struct route *route);
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void uncertainty_commit_htlcs(struct uncertainty *uncertainty,
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const struct route *route);
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void uncertainty_channel_can_send(struct uncertainty *uncertainty,
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struct short_channel_id scid, int direction);
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void uncertainty_channel_cannot_send(struct uncertainty *uncertainty,
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struct short_channel_id scid,
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int direction);
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WARN_UNUSED_RESULT int uncertainty_update(struct uncertainty *uncertainty,
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struct gossmap *gossmap);
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struct uncertainty *uncertainty_new(const tal_t *ctx);
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struct chan_extra_map *
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uncertainty_get_chan_extra_map(struct uncertainty *uncertainty);
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const struct chan_extra *
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uncertainty_add_channel(struct uncertainty *uncertainty,
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const struct short_channel_id scid,
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struct amount_msat capacity);
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bool uncertainty_set_liquidity(struct uncertainty *uncertainty,
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const struct short_channel_id_dir *scidd,
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struct amount_msat amount);
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struct chan_extra *uncertainty_find_channel(struct uncertainty *uncertainty,
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const struct short_channel_id scid);
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#endif /* LIGHTNING_PLUGINS_RENEPAY_UNCERTAINTY_H */
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