Open Source Projects

// Entropy integration with account structure
contract InfinexEntropyManager {
    IPythEntropy public entropy;
    
    function generateSecureRandom(
        address userAccount,
        bytes32 seed
    ) external returns (uint256) {
        bytes32 accountSeed = keccak256(
            abi.encodePacked(userAccount, seed, block.timestamp)
        );
        return entropy.requestRandomNumber(accountSeed);
    }
}

// MPC signature aggregation
pub struct ChainSignatureManager {
    mpc_contract: AccountId,
    signing_threshold: u8,
}

impl ChainSignatureManager {
    pub fn sign_cross_chain_tx(
        &self,
        target_chain: ChainId,
        transaction_data: Vec<u8>,
        signers: Vec<PublicKey>,
    ) -> Promise {
        self.mpc_contract.call("sign_transaction")
            .args_json(json!({
                "chain_id": target_chain,
                "data": transaction_data,
                "threshold": self.signing_threshold
            }))
            .deposit(NearToken::from_yoctonear(1))
    }
}

// Passkey registration and authentication
class PasskeyAuthManager {
  async registerPasskey(userId: string): Promise<CredentialResponse> {
    const credential = await navigator.credentials.create({
      publicKey: {
        challenge: crypto.getRandomValues(new Uint8Array(32)),
        rp: { name: "IBRA Research", id: "ibra.com" },
        user: {
          id: new TextEncoder().encode(userId),
          name: userId,
          displayName: "IBRA User"
        },
        pubKeyCredParams: [{ alg: -7, type: "public-key" }],
        authenticatorSelection: {
          authenticatorAttachment: "platform",
          userVerification: "required"
        }
      }
    });
    
    return this.turnkeyClient.createUser({
      userName: userId,
      apiKeys: [{ publicKey: credential.response.publicKey }]
    });
  }
}

// Institutional custody with recovery
contract InstitutionalCustody {
    struct CustodyConfig {
        address[] signers;
        uint256 threshold;
        address[] recoveryAgents;
        uint256 recoveryThreshold;
        uint256 recoveryDelay;
    }
    
    function executeWithRecovery(
        bytes calldata transaction,
        bytes[] calldata signatures,
        bool isRecovery
    ) external {
        if (isRecovery) {
            require(
                verifyRecoverySignatures(transaction, signatures),
                "Invalid recovery signatures"
            );
            require(
                block.timestamp >= recoveryInitiated + config.recoveryDelay,
                "Recovery delay not met"
            );
        } else {
            require(
                verifySignatures(transaction, signatures),
                "Invalid signatures"
            );
        }
        
        (bool success,) = address(this).call(transaction);
        require(success, "Transaction failed");
    }
}

// Optimized UserOperation handling
contract OptimizedAccount is IAccount {
    function validateUserOp(
        UserOperation calldata userOp,
        bytes32 userOpHash,
        uint256 missingAccountFunds
    ) external override returns (uint256 validationData) {
        // Batch signature verification for gas optimization
        if (userOp.callData.length > 0) {
            bytes4 selector = bytes4(userOp.callData[:4]);
            
            if (selector == this.executeBatch.selector) {
                return validateBatchOperation(userOp, userOpHash);
            }
        }
        
        // Standard single operation validation
        return validateSingleOperation(userOp, userOpHash);
    }
    
    function executeBatch(
        address[] calldata targets,
        bytes[] calldata data
    ) external {
        require(targets.length == data.length, "Array length mismatch");
        
        for (uint256 i = 0; i < targets.length;) {
            (bool success,) = targets[i].call(data[i]);
            require(success, "Batch execution failed");
            
            unchecked { ++i; }
        }
    }
}

// Wormhole VAA verification and parsing
class WormholeIntegration {
  async verifyAndParseVAA(signedVAA: Uint8Array): Promise<ParsedVAA> {
    // Verify VAA signatures
    const parsed = parseVAA(signedVAA);
    
    const isValid = await this.guardian_set_keeper.verifySignatures(
      parsed.hash,
      parsed.guardianSignatures,
      parsed.guardianSetIndex
    );
    
    if (!isValid) {
      throw new Error('Invalid VAA signatures');
    }
    
    // Parse payload based on message type
    switch (parsed.payload.type) {
      case 'TokenTransfer':
        return this.parseTokenTransfer(parsed);
      case 'AttestMeta':
        return this.parseAttestation(parsed);
      default:
        return this.parseGenericMessage(parsed);
    }
  }
  
  private parseTokenTransfer(vaa: VAA): TokenTransferMessage {
    const payload = vaa.payload as TokenTransferPayload;
    
    return {
      tokenAddress: payload.tokenAddress,
      tokenChain: payload.tokenChain,
      amount: payload.amount,
      recipient: payload.to,
      recipientChain: payload.toChain,
      fee: payload.fee
    };
  }
}