prysm-pulse/beacon-chain/state/v2/getters_randao.go

86 lines
1.8 KiB
Go
Raw Normal View History

package v2
import (
"github.com/prysmaticlabs/prysm/v3/encoding/bytesutil"
)
// RandaoMixes of block proposers on the beacon chain.
func (b *BeaconState) RandaoMixes() [][]byte {
if !b.hasInnerState() {
return nil
}
if b.state.RandaoMixes == nil {
return nil
}
b.lock.RLock()
defer b.lock.RUnlock()
return b.randaoMixes()
}
// randaoMixes of block proposers on the beacon chain.
// This assumes that a lock is already held on BeaconState.
func (b *BeaconState) randaoMixes() [][]byte {
if !b.hasInnerState() {
return nil
}
return bytesutil.SafeCopy2dBytes(b.state.RandaoMixes)
}
// RandaoMixAtIndex retrieves a specific block root based on an
// input index value.
func (b *BeaconState) RandaoMixAtIndex(idx uint64) ([]byte, error) {
if !b.hasInnerState() {
return nil, ErrNilInnerState
}
if b.state.RandaoMixes == nil {
return nil, nil
}
b.lock.RLock()
defer b.lock.RUnlock()
return b.randaoMixAtIndex(idx)
}
// randaoMixAtIndex retrieves a specific block root based on an
// input index value.
// This assumes that a lock is already held on BeaconState.
func (b *BeaconState) randaoMixAtIndex(idx uint64) ([]byte, error) {
if !b.hasInnerState() {
return nil, ErrNilInnerState
}
return bytesutil.SafeCopyRootAtIndex(b.state.RandaoMixes, idx)
}
// RandaoMixesLength returns the length of the randao mixes slice.
func (b *BeaconState) RandaoMixesLength() int {
if !b.hasInnerState() {
return 0
}
if b.state.RandaoMixes == nil {
return 0
}
b.lock.RLock()
defer b.lock.RUnlock()
return b.randaoMixesLength()
}
// randaoMixesLength returns the length of the randao mixes slice.
// This assumes that a lock is already held on BeaconState.
func (b *BeaconState) randaoMixesLength() int {
if !b.hasInnerState() {
return 0
}
if b.state.RandaoMixes == nil {
return 0
}
return len(b.state.RandaoMixes)
}