/
state_pvss.go
69 lines (58 loc) · 2.1 KB
/
state_pvss.go
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package state
import (
"context"
beacon "github.com/oasisprotocol/oasis-core/go/beacon/api"
"github.com/oasisprotocol/oasis-core/go/common/cbor"
"github.com/oasisprotocol/oasis-core/go/common/keyformat"
abciAPI "github.com/oasisprotocol/oasis-core/go/consensus/tendermint/api"
)
var (
// pvssStateKeyFmt is the current PVSS round key format.
pvssStateKeyFmt = keyformat.New(0x44)
// pvssPendingMockEpochKeyFmt is the pending mock epoch key format.
pvssPendingMockEpochKeyFmt = keyformat.New(0x45)
)
func (s *ImmutableState) PVSSState(ctx context.Context) (*beacon.PVSSState, error) {
data, err := s.is.Get(ctx, pvssStateKeyFmt.Encode())
if err != nil {
return nil, abciAPI.UnavailableStateError(err)
}
if data == nil {
return nil, nil
}
var state beacon.PVSSState
if err = cbor.Unmarshal(data, &state); err != nil {
return nil, abciAPI.UnavailableStateError(err)
}
return &state, nil
}
func (s *MutableState) SetPVSSState(ctx context.Context, state *beacon.PVSSState) error {
err := s.ms.Insert(ctx, pvssStateKeyFmt.Encode(), cbor.Marshal(state))
return abciAPI.UnavailableStateError(err)
}
func (s *MutableState) ClearPVSSState(ctx context.Context) error {
err := s.ms.Remove(ctx, pvssStateKeyFmt.Encode())
return abciAPI.UnavailableStateError(err)
}
func (s *ImmutableState) PVSSPendingMockEpoch(ctx context.Context) (*beacon.EpochTime, error) {
data, err := s.is.Get(ctx, pvssPendingMockEpochKeyFmt.Encode())
if err != nil {
return nil, abciAPI.UnavailableStateError(err)
}
if data == nil {
return nil, nil
}
var pendingEpoch beacon.EpochTime
if err = cbor.Unmarshal(data, &pendingEpoch); err != nil {
return nil, abciAPI.UnavailableStateError(err)
}
return &pendingEpoch, nil
}
func (s *MutableState) SetPVSSPendingMockEpoch(ctx context.Context, epoch beacon.EpochTime) error {
err := s.ms.Insert(ctx, pvssPendingMockEpochKeyFmt.Encode(), cbor.Marshal(epoch))
return abciAPI.UnavailableStateError(err)
}
func (s *MutableState) ClearPVSSPendingMockEpoch(ctx context.Context) error {
err := s.ms.Remove(ctx, pvssPendingMockEpochKeyFmt.Encode())
return abciAPI.UnavailableStateError(err)
}