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// SPDX-License-Identifier: MIT
pragma solidity 0.8.24;

import "./TierProviderBase.sol";

/// @title TierProviderV2
/// @custom:security-contact [email protected]
contract TierProviderV2 is TierProviderBase {
    /// @inheritdoc ITierProvider
    function getTierIds() public pure override returns (uint16[] memory tiers_) {
        tiers_ = new uint16[](3);
        tiers_[0] = LibTiers.TIER_SGX;
        tiers_[1] = LibTiers.TIER_GUARDIAN_MINORITY;
        tiers_[2] = LibTiers.TIER_GUARDIAN;
    }

    /// @inheritdoc ITierProvider
    function getMinTier(uint256) public pure override returns (uint16) {
        return LibTiers.TIER_SGX;
    }
}

// SPDX-License-Identifier: MIT
pragma solidity 0.8.24;

import "../../common/LibStrings.sol";
import "./ITierProvider.sol";

/// @title TierProviderBase
/// @custom:security-contact [email protected]
abstract contract TierProviderBase is ITierProvider {
    /// @inheritdoc ITierProvider
    function getTier(uint16 _tierId)
        public
        pure
        virtual
        override
        returns (ITierProvider.Tier memory)
    {
        if (_tierId == LibTiers.TIER_OPTIMISTIC) {
            return ITierProvider.Tier({
                verifierName: "",
                validityBond: 125 ether, // TKO
                contestBond: 250 ether, // TKO
                cooldownWindow: 1440, //24 hours
                provingWindow: 15, // 15 minutes
                maxBlocksToVerifyPerProof: 0
            });
        }

        if (_tierId == LibTiers.TIER_SGX) {
            return ITierProvider.Tier({
                verifierName: LibStrings.B_TIER_SGX,
                validityBond: 125 ether, // TKO
                contestBond: 820 ether, // =250TKO * 6.5625
                cooldownWindow: 1440, //24 hours
                provingWindow: 60, // 1 hours
                maxBlocksToVerifyPerProof: 0
            });
        }

        if (_tierId == LibTiers.TIER_SGX_ZKVM) {
            return ITierProvider.Tier({
                verifierName: LibStrings.B_TIER_SGX_ZKVM,
                validityBond: 250 ether, // TKO
                contestBond: 1640 ether, // =500TKO * 6.5625
                cooldownWindow: 1440, //24 hours
                provingWindow: 240, // 4 hours
                maxBlocksToVerifyPerProof: 0
            });
        }

        if (_tierId == LibTiers.TIER_GUARDIAN_MINORITY) {
            return ITierProvider.Tier({
                verifierName: LibStrings.B_TIER_GUARDIAN_MINORITY,
                validityBond: 250 ether, // TKO
                contestBond: 1640 ether, // =500TKO * 6.5625
                cooldownWindow: 240, // 4 hours
                provingWindow: 2880, // 48 hours
                maxBlocksToVerifyPerProof: 0
            });
        }

        if (_tierId == LibTiers.TIER_GUARDIAN) {
            return ITierProvider.Tier({
                verifierName: LibStrings.B_TIER_GUARDIAN,
                validityBond: 0, // must be 0 for top tier
                contestBond: 0, // must be 0 for top tier
                cooldownWindow: 1440, // 24 hours
                provingWindow: 2880, // 48 hours
                maxBlocksToVerifyPerProof: 0
            });
        }

        revert TIER_NOT_FOUND();
    }
}

// SPDX-License-Identifier: MIT
pragma solidity 0.8.24;

/// @title LibStrings
/// @custom:security-contact [email protected]
library LibStrings {
    bytes32 internal constant B_AUTOMATA_DCAP_ATTESTATION = bytes32("automata_dcap_attestation");
    bytes32 internal constant B_BRIDGE = bytes32("bridge");
    bytes32 internal constant B_BRIDGE_WATCHDOG = bytes32("bridge_watchdog");
    bytes32 internal constant B_BRIDGED_ERC1155 = bytes32("bridged_erc1155");
    bytes32 internal constant B_BRIDGED_ERC20 = bytes32("bridged_erc20");
    bytes32 internal constant B_BRIDGED_ERC721 = bytes32("bridged_erc721");
    bytes32 internal constant B_CHAIN_WATCHDOG = bytes32("chain_watchdog");
    bytes32 internal constant B_ERC1155_VAULT = bytes32("erc1155_vault");
    bytes32 internal constant B_ERC20_VAULT = bytes32("erc20_vault");
    bytes32 internal constant B_ERC721_VAULT = bytes32("erc721_vault");
    bytes32 internal constant B_PROVER_ASSIGNMENT = bytes32("PROVER_ASSIGNMENT");
    bytes32 internal constant B_PROVER_SET = bytes32("prover_set");
    bytes32 internal constant B_QUOTA_MANAGER = bytes32("quota_manager");
    bytes32 internal constant B_SGX_WATCHDOG = bytes32("sgx_watchdog");
    bytes32 internal constant B_SIGNAL_SERVICE = bytes32("signal_service");
    bytes32 internal constant B_TAIKO = bytes32("taiko");
    bytes32 internal constant B_TAIKO_TOKEN = bytes32("taiko_token");
    bytes32 internal constant B_TIER_GUARDIAN = bytes32("tier_guardian");
    bytes32 internal constant B_TIER_GUARDIAN_MINORITY = bytes32("tier_guardian_minority");
    bytes32 internal constant B_TIER_ROUTER = bytes32("tier_router");
    bytes32 internal constant B_TIER_SGX = bytes32("tier_sgx");
    bytes32 internal constant B_TIER_SGX_ZKVM = bytes32("tier_sgx_zkvm");
    bytes32 internal constant B_WITHDRAWER = bytes32("withdrawer");
    bytes32 internal constant H_RETURN_LIVENESS_BOND = keccak256("RETURN_LIVENESS_BOND");
    bytes32 internal constant H_SIGNAL_ROOT = keccak256("SIGNAL_ROOT");
    bytes32 internal constant H_STATE_ROOT = keccak256("STATE_ROOT");
}

// SPDX-License-Identifier: MIT
pragma solidity 0.8.24;

/// @title ITierProvider
/// @notice Defines interface to return tier configuration.
/// @custom:security-contact [email protected]
interface ITierProvider {
    struct Tier {
        bytes32 verifierName;
        uint96 validityBond;
        uint96 contestBond;
        uint24 cooldownWindow; // in minutes
        uint16 provingWindow; // in minutes
        uint8 maxBlocksToVerifyPerProof; // DEPRECATED
    }

    error TIER_NOT_FOUND();

    /// @dev Retrieves the configuration for a specified tier.
    /// @param tierId ID of the tier.
    /// @return Tier struct containing the tier's parameters.
    function getTier(uint16 tierId) external view returns (Tier memory);

    /// @dev Retrieves the IDs of all supported tiers.
    /// Note that the core protocol requires the number of tiers to be smaller
    /// than 256. In reality, this number should be much smaller.
    /// @return The ids of the tiers.
    function getTierIds() external view returns (uint16[] memory);

    /// @dev Determines the minimal tier for a block based on a random input.
    /// @param rand A pseudo-random number.
    /// @return The tier id.
    function getMinTier(uint256 rand) external view returns (uint16);
}

/// @dev Tier ID cannot be zero!
library LibTiers {
    /// @notice Optimistic tier ID.
    uint16 public constant TIER_OPTIMISTIC = 100;

    /// @notice SGX tier ID.
    uint16 public constant TIER_SGX = 200;

    /// @notice SGX + ZKVM tier ID.
    uint16 public constant TIER_SGX_ZKVM = 300;

    /// @notice Guardian tier ID with minority approval.
    uint16 public constant TIER_GUARDIAN_MINORITY = 900;

    /// @notice Guardian tier ID with majority approval.
    uint16 public constant TIER_GUARDIAN = 1000;
}

{
  "remappings": [
    "@openzeppelin/contracts-upgradeable/=node_modules/@openzeppelin/contracts-upgradeable/",
    "@openzeppelin/contracts/=node_modules/@openzeppelin/contracts/",
    "solady/=node_modules/solady/",
    "forge-std/=node_modules/forge-std/",
    "ds-test/=node_modules/ds-test/src/",
    "p256-verifier/=node_modules/p256-verifier/",
    "forge-safe/=node_modules/forge-safe/"
  ],
  "optimizer": {
    "enabled": true,
    "runs": 200
  },
  "metadata": {
    "useLiteralContent": false,
    "bytecodeHash": "ipfs",
    "appendCBOR": true
  },
  "outputSelection": {
    "*": {
      "*": [
        "evm.bytecode",
        "evm.deployedBytecode",
        "devdoc",
        "userdoc",
        "metadata",
        "abi"
      ]
    }
  },
  "evmVersion": "cancun",
  "viaIR": false,
  "libraries": {}
}

• No Contract Security Audit Submitted- Submit Audit Here

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