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af6d7c0779
In most cases, it's the same as option_anchor_outputs, but for fees it's different. This transformation is the simplest: pass it as a pair, and test it explicitly. In future we could rationalize some paths, but this was nice and mechanical. Signed-off-by: Rusty Russell <rusty@rustcorp.com.au>
20 lines
665 B
C
20 lines
665 B
C
#ifndef LIGHTNING_COMMON_HTLC_TRIM_H
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#define LIGHTNING_COMMON_HTLC_TRIM_H
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#include "config.h"
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#include <common/amount.h>
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#include <common/htlc.h>
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/* If this htlc too small to create an output on @side's commitment tx? */
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bool htlc_is_trimmed(enum side htlc_owner,
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struct amount_msat htlc_amount,
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u32 feerate_per_kw,
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struct amount_sat dust_limit,
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enum side side,
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bool option_anchor_outputs,
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bool option_anchors_zero_fee_htlc_tx);
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/* Calculate the our htlc-trimming buffer feerate
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* (max(25%, 10s/vbyte) above feerate_per_kw) */
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u32 htlc_trim_feerate_ceiling(u32 feerate_per_kw);
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#endif /* LIGHTNING_COMMON_HTLC_TRIM_H */
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