feat: SIMD-0185 vote state v4 support

pkg/features/gates.go

@@ -65,6 +65,7 @@ var PoseidonEnforcePadding = FeatureGate{Name: "PoseidonEnforcePadding", Address
 var FixAltBn128PairingLengthCheck = FeatureGate{Name: "FixAltBn128PairingLengthCheck", Address: base58.MustDecodeFromString("bnYzodLwmybj7e1HAe98yZrdJTd7we69eMMLgCXqKZm")}
 var DeprecateRentExemptionThreshold = FeatureGate{Name: "DeprecateRentExemptionThreshold", Address: base58.MustDecodeFromString("rent6iVy6PDoViPBeJ6k5EJQrkj62h7DPyLbWGHwjrC")}
 var ProvideInstructionDataOffsetInVmR2 = FeatureGate{Name: "ProvideInstructionDataOffsetInVmR2", Address: base58.MustDecodeFromString("5xXZc66h4UdB6Yq7FzdBxBiRAFMMScMLwHxk2QZDaNZL")}
+var VoteStateV4 = FeatureGate{Name: "VoteStateV4", Address: base58.MustDecodeFromString("Gx4XFcrVMt4HUvPzTpTSVkdDVgcDSjKhDN1RqRS6KDuZ")}
 
 var AllFeatureGates = []FeatureGate{StopTruncatingStringsInSyscalls, EnablePartitionedEpochReward, EnablePartitionedEpochRewardsSuperfeature,
 	LastRestartSlotSysvar, Libsecp256k1FailOnBadCount, Libsecp256k1FailOnBadCount2, EnableBpfLoaderSetAuthorityCheckedIx,
@@ -81,4 +82,5 @@ var AllFeatureGates = []FeatureGate{StopTruncatingStringsInSyscalls, EnableParti
 	AccountsLtHash, RemoveAccountsDeltaHash, EnableLoaderV4, EnableSbpfV1DeploymentAndExecution, EnableSbpfV2DeploymentAndExecution,
 	EnableSbpfV3DeploymentAndExecution, DisableSbpfV0Execution, ReenableSbpfV0Execution, FormalizeLoadedTransactionDataSize, IncreaseCpiAccountInfoLimit,
 	StaticInstructionLimit, PoseidonEnforcePadding, FixAltBn128PairingLengthCheck, DeprecateRentExemptionThreshold,
-	ProvideInstructionDataOffsetInVmR2}
+	ProvideInstructionDataOffsetInVmR2,
+	VoteStateV4}

pkg/replay/transaction.go

@@ -225,6 +225,9 @@ func recordVoteTimestampAndSlot(slotCtx *sealevel.SlotCtx, acct *accounts.Accoun
 
 	case sealevel.VoteStateVersionV1_14_11:
 		timestamp = voteStateVersioned.V1_14_11.LastTimestamp
+
+	case sealevel.VoteStateVersionV4:
+		timestamp = voteStateVersioned.V4.LastTimestamp
 	}
 
 	slotCtx.VoteTimestampMu.Lock()

pkg/rewards/rewards.go

@@ -388,6 +388,8 @@ func voteCommissionSplit(voteState *sealevel.VoteStateVersions, rewards uint64)
 		commission = voteState.V0_23_5.Commission
 	case sealevel.VoteStateVersionV1_14_11:
 		commission = voteState.V1_14_11.Commission
+	case sealevel.VoteStateVersionV4:
+		commission = byte(voteState.V4.InflationRewardsCommissionBps / 100)
 	}
 
 	commissionRate := uint64(min(commission, 100))
@@ -429,6 +431,8 @@ func calculateStakePointsAndCredits(
 		epochCredits = voteState.V0_23_5.EpochCredits
 	case sealevel.VoteStateVersionV1_14_11:
 		epochCredits = voteState.V1_14_11.EpochCredits
+	case sealevel.VoteStateVersionV4:
+		epochCredits = voteState.V4.EpochCredits
 	default:
 		panic("invalid vote state - should be impossible")
 	}

pkg/sealevel/vote_program.go

@@ -1108,7 +1108,7 @@ func VoteProgramAuthorize(execCtx *ExecutionCtx, voteAcct *BorrowedAccount, auth
 				} else {
 					return verifySigner(epochAuthorizedVoter, signers)
 				}
-			})
+			}, f)
 			if err != nil {
 				return err
 			}
@@ -1246,12 +1246,15 @@ func VoteProgramUpdateCommission(execCtx *ExecutionCtx, voteAcct *BorrowedAccoun
 	}
 
 	voteState.Commission = commission
+	if voteState.wasV4 {
+		voteState.v4InflationRewardsCommBps = uint16(commission) * 100
+	}
 	err = setVoteAccountState(execCtx, voteAcct, voteState, f)
 
 	return err
 }
 
-func verifyAndGetVoteState(voteAcct *BorrowedAccount, clock SysvarClock, signers []solana.PublicKey) (*VoteState, error) {
+func verifyAndGetVoteState(voteAcct *BorrowedAccount, clock SysvarClock, signers []solana.PublicKey, f features.Features) (*VoteState, error) {
 	versioned, err := UnmarshalVersionedVoteState(voteAcct.Data())
 	if err != nil {
 		return nil, err
@@ -1262,7 +1265,7 @@ func verifyAndGetVoteState(voteAcct *BorrowedAccount, clock SysvarClock, signers
 	}
 
 	voteState := versioned.ConvertToCurrent()
-	authVoter, err := voteState.GetAndUpdateAuthorizedVoter(clock.Epoch)
+	authVoter, err := voteState.GetAndUpdateAuthorizedVoter(clock.Epoch, f)
 	if err != nil {
 		return nil, err
 	}
@@ -1378,7 +1381,7 @@ func processVote(voteState *VoteState, vote *VoteInstrVote, slotHashes SysvarSlo
 func VoteProgramProcessVote(execCtx *ExecutionCtx, voteAcct *BorrowedAccount, slotHashes SysvarSlotHashes, clock SysvarClock, vote *VoteInstrVote, signers []solana.PublicKey, f features.Features) error {
 	//mlog.Log.Debugf("Vote / VoteSwitch")
 
-	voteState, err := verifyAndGetVoteState(voteAcct, clock, signers)
+	voteState, err := verifyAndGetVoteState(voteAcct, clock, signers, f)
 	if err != nil {
 		return err
 	}
@@ -1769,7 +1772,7 @@ func processNewVoteState(voteState *VoteState, newState *deque.Deque[LandedVote]
 func VoteProgramProcessVoteStateUpdate(execCtx *ExecutionCtx, voteAcct *BorrowedAccount, slotHashes SysvarSlotHashes, clock SysvarClock, voteStateUpdate *VoteInstrUpdateVoteState, signers []solana.PublicKey, f features.Features) error {
 	//mlog.Log.Debugf("VoteStateUpdate")
 
-	voteState, err := verifyAndGetVoteState(voteAcct, clock, signers)
+	voteState, err := verifyAndGetVoteState(voteAcct, clock, signers, f)
 	if err != nil {
 		return err
 	}
@@ -1877,7 +1880,7 @@ var (
 )
 
 func VoteProgramProcessTowerSync(execCtx *ExecutionCtx, voteAcct *BorrowedAccount, slotHashes SysvarSlotHashes, clock SysvarClock, towerSync *VoteInstrTowerSync, signers []solana.PublicKey, f features.Features) error {
-	voteState, err := verifyAndGetVoteState(voteAcct, clock, signers)
+	voteState, err := verifyAndGetVoteState(voteAcct, clock, signers, f)
 	if err != nil {
 		return err
 	}