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txscript: Move lockTimeThreshold to txscript

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Move lockTimeThreshold to txscript and export it.  This is a
consensus value which txscript will need in an upcoming diff.
This commit is contained in:
David Hill 2015-06-26 10:11:51 -04:00
parent 7cfa843832
commit 527f585463
3 changed files with 18 additions and 18 deletions
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11
blockchain/validate.go
View file

@ -23,13 +23,6 @@ const (
// allowed for a block. It is a fraction of the max block payload size.
MaxSigOpsPerBlock = wire.MaxBlockPayload / 50
// lockTimeThreshold is the number below which a lock time is
// interpreted to be a block number. Since an average of one block
// is generated per 10 minutes, this allows blocks for about 9,512
// years. However, if the field is interpreted as a timestamp, given
// the lock time is a uint32, the max is sometime around 2106.
lockTimeThreshold uint32 = 5e8 // Tue Nov 5 00:53:20 1985 UTC
// MaxTimeOffsetSeconds is the maximum number of seconds a block time
// is allowed to be ahead of the current time. This is currently 2
// hours.
@ -146,10 +139,10 @@ func IsFinalizedTransaction(tx *btcutil.Tx, blockHeight int64, blockTime time.Ti
// The lock time field of a transaction is either a block height at
// which the transaction is finalized or a timestamp depending on if the
// value is before the lockTimeThreshold. When it is under the
// value is before the txscript.LockTimeThreshold. When it is under the
// threshold it is a block height.
blockTimeOrHeight := int64(0)
if lockTime < lockTimeThreshold {
if lockTime < txscript.LockTimeThreshold {
blockTimeOrHeight = blockHeight
} else {
blockTimeOrHeight = blockTime.Unix()

11
log.go
View file

@ -21,13 +21,6 @@ import (
)
const (
// lockTimeThreshold is the number below which a lock time is
// interpreted to be a block number. Since an average of one block
// is generated per 10 minutes, this allows blocks for about 9,512
// years. However, if the field is interpreted as a timestamp, given
// the lock time is a uint32, the max is sometime around 2106.
lockTimeThreshold uint32 = 5e8 // Tue Nov 5 00:53:20 1985 UTC
// maxRejectReasonLen is the maximum length of a sanitized reject reason
// that will be logged.
maxRejectReasonLen = 250
@ -214,9 +207,9 @@ func directionString(inbound bool) string {
func formatLockTime(lockTime uint32) string {
// The lock time field of a transaction is either a block height at
// which the transaction is finalized or a timestamp depending on if the
// value is before the lockTimeThreshold. When it is under the
// value is before the txscript.LockTimeThreshold. When it is under the
// threshold it is a block height.
if lockTime < lockTimeThreshold {
if lockTime < txscript.LockTimeThreshold {
return fmt.Sprintf("height %d", lockTime)
}

14
txscript/consensus.go Normal file
View file

@ -0,0 +1,14 @@
// Copyright (c) 2015 The btcsuite developers
// Use of this source code is governed by an ISC
// license that can be found in the LICENSE file.
package txscript
const (
// LockTimeThreshold is the number below which a lock time is
// interpreted to be a block number. Since an average of one block
// is generated per 10 minutes, this allows blocks for about 9,512
// years. However, if the field is interpreted as a timestamp, given
// the lock time is a uint32, the max is sometime around 2106.
LockTimeThreshold uint32 = 5e8 // Tue Nov 5 00:53:20 1985 UTC
)