122 lines
3.5 KiB
C
122 lines
3.5 KiB
C
#ifndef LIGHTNING_LIGHTNINGD_PEER_CONTROL_H
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#define LIGHTNING_LIGHTNINGD_PEER_CONTROL_H
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#include "config.h"
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#include <ccan/compiler/compiler.h>
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#include <ccan/crypto/shachain/shachain.h>
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#include <ccan/list/list.h>
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#include <common/channel_config.h>
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#include <common/htlc.h>
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#include <common/json.h>
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#include <common/node_id.h>
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#include <common/wireaddr.h>
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#include <wallet/wallet.h>
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struct peer_fd;
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struct wally_psbt;
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struct peer {
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/* Inside ld->peers. */
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struct list_node list;
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/* Master context */
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struct lightningd *ld;
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/* Database ID of the peer */
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u64 dbid;
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/* ID of peer */
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struct node_id id;
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/* Our channels */
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struct list_head channels;
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/* Are we connected? */
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bool is_connected;
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/* Our (only) uncommitted channel, still opening. */
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struct uncommitted_channel *uncommitted_channel;
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/* Where we connected to, or it connected from. */
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struct wireaddr_internal addr;
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bool connected_incoming;
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/* We keep a copy of their feature bits */
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const u8 *their_features;
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/* If we open a channel our direction will be this */
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u8 direction;
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#if DEVELOPER
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/* Swallow incoming HTLCs (for testing) */
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bool ignore_htlcs;
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#endif
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};
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struct peer *find_peer_by_dbid(struct lightningd *ld, u64 dbid);
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struct peer *new_peer(struct lightningd *ld, u64 dbid,
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const struct node_id *id,
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const struct wireaddr_internal *addr,
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bool connected_incoming);
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/* Last one out deletes peer. Also removes from db. */
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void maybe_delete_peer(struct peer *peer);
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struct peer *peer_by_id(struct lightningd *ld, const struct node_id *id);
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struct peer *peer_from_json(struct lightningd *ld,
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const char *buffer,
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const jsmntok_t *peeridtok);
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void peer_connected(struct lightningd *ld, const u8 *msg);
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void peer_disconnect_done(struct lightningd *ld, const u8 *msg);
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void peer_active(struct lightningd *ld, const u8 *msg, int peer_fd);
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/* Could be configurable. */
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#define OUR_CHANNEL_FLAGS CHANNEL_FLAGS_ANNOUNCE_CHANNEL
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void channel_errmsg(struct channel *channel,
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struct peer_fd *peer_fd,
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const struct channel_id *channel_id,
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const char *desc,
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bool warning,
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const u8 *err_for_them);
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u8 *p2wpkh_for_keyidx(const tal_t *ctx, struct lightningd *ld, u64 keyidx);
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/* We've loaded peers from database, set them going. */
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void setup_peers(struct lightningd *ld);
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void drop_to_chain(struct lightningd *ld, struct channel *channel, bool cooperative);
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void channel_watch_funding(struct lightningd *ld, struct channel *channel);
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/* If this channel has a "wrong funding" shutdown, watch that too. */
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void channel_watch_wrong_funding(struct lightningd *ld, struct channel *channel);
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/* How much can we spend in this channel? */
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struct amount_msat channel_amount_spendable(const struct channel *channel);
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/* How much can we receive in this channel? */
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struct amount_msat channel_amount_receivable(const struct channel *channel);
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/* Pull peers, channels and HTLCs from db, and wire them up.
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* Returns any HTLCs we have to resubmit via htlcs_resubmit. */
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struct htlc_in_map *load_channels_from_wallet(struct lightningd *ld);
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#if DEVELOPER
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struct leak_detect;
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void peer_dev_memleak(struct lightningd *ld, struct leak_detect *leaks);
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#endif /* DEVELOPER */
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/* Triggered at each new block. */
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void waitblockheight_notify_new_block(struct lightningd *ld,
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u32 block_height);
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/* JSON parameter by channel_id or scid */
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struct command_result *
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command_find_channel(struct command *cmd,
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const char *buffer, const jsmntok_t *tok,
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struct channel **channel);
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#endif /* LIGHTNING_LIGHTNINGD_PEER_CONTROL_H */
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