prysm-pulse/beacon-chain/state/state-native/getters_block.go
Raul Jordan d077483577
Add V3 Suffix to All Prysm Packages (#11083)
* v3 import renamings

* tidy

* fmt

* rev

* Update beacon-chain/core/epoch/precompute/reward_penalty_test.go

* Update beacon-chain/core/helpers/validators_test.go

* Update beacon-chain/db/alias.go

* Update beacon-chain/db/alias.go

* Update beacon-chain/db/alias.go

* Update beacon-chain/db/iface/BUILD.bazel

* Update beacon-chain/db/kv/kv.go

* Update beacon-chain/db/kv/state.go

* Update beacon-chain/rpc/prysm/v1alpha1/validator/attester_test.go

* Update beacon-chain/rpc/prysm/v1alpha1/validator/attester_test.go

* Update beacon-chain/sync/initial-sync/service.go

* fix deps

* fix bad replacements

* fix bad replacements

* change back

* gohashtree version

* fix deps

Co-authored-by: Nishant Das <nishdas93@gmail.com>
Co-authored-by: Potuz <potuz@prysmaticlabs.com>
2022-08-16 12:20:13 +00:00

84 lines
2.0 KiB
Go

package state_native
import (
"fmt"
ethpb "github.com/prysmaticlabs/prysm/v3/proto/prysm/v1alpha1"
)
// LatestBlockHeader stored within the beacon state.
func (b *BeaconState) LatestBlockHeader() *ethpb.BeaconBlockHeader {
if b.latestBlockHeader == nil {
return nil
}
b.lock.RLock()
defer b.lock.RUnlock()
return b.latestBlockHeaderVal()
}
// latestBlockHeaderVal stored within the beacon state.
// This assumes that a lock is already held on BeaconState.
func (b *BeaconState) latestBlockHeaderVal() *ethpb.BeaconBlockHeader {
if b.latestBlockHeader == nil {
return nil
}
hdr := &ethpb.BeaconBlockHeader{
Slot: b.latestBlockHeader.Slot,
ProposerIndex: b.latestBlockHeader.ProposerIndex,
}
parentRoot := make([]byte, len(b.latestBlockHeader.ParentRoot))
bodyRoot := make([]byte, len(b.latestBlockHeader.BodyRoot))
stateRoot := make([]byte, len(b.latestBlockHeader.StateRoot))
copy(parentRoot, b.latestBlockHeader.ParentRoot)
copy(bodyRoot, b.latestBlockHeader.BodyRoot)
copy(stateRoot, b.latestBlockHeader.StateRoot)
hdr.ParentRoot = parentRoot
hdr.BodyRoot = bodyRoot
hdr.StateRoot = stateRoot
return hdr
}
// BlockRoots kept track of in the beacon state.
func (b *BeaconState) BlockRoots() [][]byte {
if b.blockRoots == nil {
return nil
}
b.lock.RLock()
defer b.lock.RUnlock()
return b.blockRoots.Slice()
}
// BlockRootAtIndex retrieves a specific block root based on an
// input index value.
func (b *BeaconState) BlockRootAtIndex(idx uint64) ([]byte, error) {
if b.blockRoots == nil {
return []byte{}, nil
}
b.lock.RLock()
defer b.lock.RUnlock()
r, err := b.blockRootAtIndex(idx)
if err != nil {
return nil, err
}
return r[:], nil
}
// blockRootAtIndex retrieves a specific block root based on an
// input index value.
// This assumes that a lock is already held on BeaconState.
func (b *BeaconState) blockRootAtIndex(idx uint64) ([32]byte, error) {
if uint64(len(b.blockRoots)) <= idx {
return [32]byte{}, fmt.Errorf("index %d out of range", idx)
}
return b.blockRoots[idx], nil
}