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31 lines
1.0 KiB
31 lines
1.0 KiB
#ifndef LIGHTNING_BITCOIN_SHORT_CHANNEL_ID_H
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#define LIGHTNING_BITCOIN_SHORT_CHANNEL_ID_H
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#include "config.h"
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#include <ccan/short_types/short_types.h>
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#include <ccan/tal/tal.h>
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#include <stdbool.h>
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#include <stddef.h>
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/* Short Channel ID is composed of 3 bytes for the block height, 3
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* bytes of tx index in block and 2 bytes of output index. The
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* bitfield is mainly for unit tests where it is nice to be able to
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* just memset them and not have to take care about the extra byte for
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* u32 */
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struct short_channel_id {
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u32 blocknum : 24;
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u32 txnum : 24;
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u16 outnum;
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};
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bool short_channel_id_from_str(const char *str, size_t strlen,
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struct short_channel_id *dst);
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bool short_channel_id_eq(const struct short_channel_id *a,
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const struct short_channel_id *b);
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char *short_channel_id_to_str(const tal_t *ctx, const struct short_channel_id *scid);
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/* Fast, platform dependent, way to convert from a short_channel_id to u64 */
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u64 short_channel_id_to_uint(const struct short_channel_id *scid);
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#endif /* LIGHTNING_BITCOIN_SHORT_CHANNEL_ID_H */
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