lnwallet: move lockTimeToSequence to script_utils.go

This commit is contained in:
Olaoluwa Osuntokun 2016-02-05 20:24:17 -08:00
parent fa05ee9a22
commit 81a4887d11
2 changed files with 19 additions and 19 deletions

View File

@ -597,22 +597,3 @@ func createCommitTx(fundingOutput *wire.TxIn, selfKey, theirKey *btcec.PublicKey
return commitTx, nil
}
// lockTimeToSequence converts the passed relative locktime to a sequence
// number in accordance to BIP-68.
// See: https://github.com/bitcoin/bips/blob/master/bip-0068.mediawiki
// * (Compatibility)
func lockTimeToSequence(isSeconds bool, locktime uint32) uint32 {
if !isSeconds {
// The locktime is to be expressed in confirmations. Apply the
// mask to restrict the number of confirmations to 65,535 or
// 1.25 years.
return SequenceLockTimeMask & locktime
}
// Set the 22nd bit which indicates the lock time is in seconds, then
// shift the locktime over by 9 since the time granularity is in
// 512-second intervals (2^9). This results in a max lock-time of
// 33,554,431 seconds, or 1.06 years.
return SequenceLockTimeSeconds | (locktime >> 9)
}

View File

@ -212,6 +212,25 @@ func receiverHTLCScript(absoluteTimeout, relativeTimeout uint32, senderKey,
return builder.Script()
}
// lockTimeToSequence converts the passed relative locktime to a sequence
// number in accordance to BIP-68.
// See: https://github.com/bitcoin/bips/blob/master/bip-0068.mediawiki
// * (Compatibility)
func lockTimeToSequence(isSeconds bool, locktime uint32) uint32 {
if !isSeconds {
// The locktime is to be expressed in confirmations. Apply the
// mask to restrict the number of confirmations to 65,535 or
// 1.25 years.
return SequenceLockTimeMask & locktime
}
// Set the 22nd bit which indicates the lock time is in seconds, then
// shift the locktime over by 9 since the time granularity is in
// 512-second intervals (2^9). This results in a max lock-time of
// 33,554,431 seconds, or 1.06 years.
return SequenceLockTimeSeconds | (locktime >> 9)
}
// commitScriptToSelf constructs the public key script for the output on the
// commitment transaction paying to the "owner" of said commitment transaction.
// If the other party learns of the pre-image to the revocation hash, then they