Contract Source Code (Solidity Standard Json-Input format)

IDE

• Blockscan IDE

More Options

• Similar
• Submit Audit
• Compare

1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
// SPDX-License-Identifier: MIT
pragma solidity ^0.8.24;
import '../interfaces/IAggregator.sol';
import {ProxyCall} from '../libraries/ProxyCall.sol';
/// @title ChainlinkProxy
/// @notice Contract that proxies calls to the dataFeedStore
/// @notice This contract is responsible for fetching data for one feed only
contract ChainlinkProxy is IAggregator {
  /// @inheritdoc IChainlinkAggregator
  uint8 public immutable override decimals;
  /// @inheritdoc IAggregator
  uint32 public immutable override key;
  /// @inheritdoc IAggregator
  address public immutable override dataFeedStore;
  /// @inheritdoc IChainlinkAggregator
  string public override description;
  /// @notice Constructor
  /// @param _description The description of the feed
  /// @param _decimals The decimals of the feed
  /// @param _key The key ID of the feed
  /// @param _dataFeedStore The address of the data feed store
  constructor(
XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX

1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
/**
 * SPDX-FileCopyrightText: Copyright (c) 2021 SmartContract ChainLink Limited SEZC
 *
 * SPDX-License-Identifier: MIT
 */
pragma solidity ^0.8.24;
interface IChainlinkAggregator {
  /// @notice Decimals for the feed data
  /// @return decimals The decimals of the feed
  function decimals() external view returns (uint8);
  /// @notice Description text for the feed data
  /// @return description The description of the feed
  function description() external view returns (string memory);
  /// @notice Get the latest answer for the feed
  /// @return answer The latest value stored
  function latestAnswer() external view returns (int256);
  /// @notice Get the latest round ID for the feed
  /// @return roundId The latest round ID
  function latestRound() external view returns (uint256);
  /// @notice Get the data for a round at a given round ID
  /// @param _roundId The round ID to retrieve the data for
XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX

1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
// SPDX-License-Identifier: MIT
pragma solidity ^0.8.24;
import {IChainlinkAggregator} from './chainlink/IChainlinkAggregator.sol';
interface IAggregator is IChainlinkAggregator {
  /// @notice The feed data this contract is responsible for
  /// @dev This is the key ID for the mapping in the dataFeedStore
  /// @return key The key ID for the feed
  function key() external view returns (uint32);
  /// @notice The dataFeedStore this contract is responsible for
  /// @dev The address of the underlying contract that stores the data
  /// @return dataFeedStore The address of the dataFeedStore
  function dataFeedStore() external view returns (address);
}
XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX

1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
// SPDX-License-Identifier: MIT
pragma solidity ^0.8.24;
/// @title ProxyCall
/// @notice Library for calling dataFeedStore functions
/// @dev Contains utility functions for calling gas efficiently dataFeedStore functions and decoding return data
library ProxyCall {
  /// @notice Gets the latest answer from the dataFeedStore
  /// @param key The key ID for the feed
  /// @param dataFeedStore The address of the dataFeedStore contract
  /// @return answer The latest stored value after being decoded
  function _latestAnswer(
    uint32 key,
    address dataFeedStore
  ) internal view returns (int256) {
    return
      int256(
        uint256(
          uint192(
            bytes24(
              _callDataFeed(dataFeedStore, abi.encodePacked(0x80000000 | key))
            )
          )
        )
      );
  }
XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX

1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
{
  "optimizer": {
    "enabled": true,
    "runs": 200
  },
  "evmVersion": "paris",
  "outputSelection": {
    "*": {
      "*": [
        "evm.bytecode",
        "evm.deployedBytecode",
        "devdoc",
        "userdoc",
        "metadata",
        "abi"
      ]
    }
  },
  "libraries": {}
}
XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX

[{"inputs":[{"internalType":"string","name":"_description","type":"string"},{"internalType":"uint8","name":"_decimals","type":"uint8"},{"internalType":"uint32","name":"_key","type":"uint32"},{"internalType":"address","name":"_dataFeedStore","type":"address"}],"stateMutability":"nonpayable","type":"constructor"},{"inputs":[],"name":"dataFeedStore","outputs":[{"internalType":"address","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"decimals","outputs":[{"internalType":"uint8","name":"","type":"uint8"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"description","outputs":[{"internalType":"string","name":"","type":"string"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"uint80","name":"_roundId","type":"uint80"}],"name":"getRoundData","outputs":[{"internalType":"uint80","name":"","type":"uint80"},{"internalType":"int256","name":"","type":"int256"},{"internalType":"uint256","name":"","type":"uint256"},{"internalType":"uint256","name":"","type":"uint256"},{"internalType":"uint80","name":"","type":"uint80"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"key","outputs":[{"internalType":"uint32","name":"","type":"uint32"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"latestAnswer","outputs":[{"internalType":"int256","name":"","type":"int256"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"latestRound","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"latestRoundData","outputs":[{"internalType":"uint80","name":"","type":"uint80"},{"internalType":"int256","name":"","type":"int256"},{"internalType":"uint256","name":"","type":"uint256"},{"internalType":"uint256","name":"","type":"uint256"},{"internalType":"uint80","name":"","type":"uint80"}],"stateMutability":"view","type":"function"}]

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