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Contract 0x4a68c250486a116dc8d6a0c5b0677de07cc09c5d 4

 
 
Txn Hash Method
Block
From
To
Value [Txn Fee]
0xf67adb2731db76bf27029fe56736865aa76681812a997921662461acfb7bac90Approve144846342022-01-18 22:34:0127 mins ago0x99d596e5d41ea5da11803ecfd7b5ae79f94148c7 IN  POODL Token: POODL Token0 BNB0.000284022
0x4b6d0b71e953a39d9192c88106bba38c7a67a6e64ae14fc30cab41e3f470eff1Transfer144839552022-01-18 22:00:041 hr 1 min ago0xd2edaeb1138300e5349c835a6bfc7b8007a07394 IN  POODL Token: POODL Token0 BNB0.00082286
0x808eec645664ebd36f140e89803e5fef3e122f0c5c93b784e0a17f6fcc55f03aApprove144823402022-01-18 20:39:192 hrs 21 mins ago0x6e76181e2a8f4b9fc236c1de11678e694ddccb27 IN  POODL Token: POODL Token0 BNB0.000236685
0x60db9b892f3ea00250d00a14baba349204c9516b29b6ca4d14d710cf2c506e2fApprove144815872022-01-18 20:01:402 hrs 59 mins ago0x7f9f318a7ccfd4be95fabe01216791e26ef64617 IN  POODL Token: POODL Token0 BNB0.0000881556
0xf680c28dae3c0a47174539f8110413a48babea398608cee53d4422c235f88636Approve144814162022-01-18 19:53:073 hrs 8 mins ago0xa2db796f0b89db0d4c1a0b94213e4878b2e9b36b IN  POODL Token: POODL Token0 BNB0.000284022
0xbb8f2db2253395f7e8b3fc7f2d62600a63206b5d617c8e8b7f5b957abe7d0dc4Transfer144812622022-01-18 19:45:253 hrs 15 mins ago0x5163593b9512c57b7f5f8ebc7c12b34615cde49e IN  POODL Token: POODL Token0 BNB0.000724215
0x7e3366f177230f89f7ab4b12760c6be2875ef5a69823cffd58e62cebb40d8280Transfer144805192022-01-18 19:08:153 hrs 52 mins ago0xa96be652a08d9905f15b7fbe2255708709becd09 IN  POODL Token: POODL Token0 BNB0.0016456
0x0b974217de89d70bed060b96623044849988ddb5dd67ad753908b3e087d87c6eTransfer144805032022-01-18 19:07:273 hrs 53 mins ago0x5163593b9512c57b7f5f8ebc7c12b34615cde49e IN  POODL Token: POODL Token0 BNB0.000724215
0xfc61562a77a21052f43ce23b03dfad0c1eff9353bae13b43e3eba461f01b8276Transfer144771372022-01-18 16:17:116 hrs 43 mins agoBinance: Hot Wallet 13 IN  POODL Token: POODL Token0.24911753 BNB0.00023671
0x4931d84f0d31d0c97c9722791e4579b690e24923d04c48a6ef790c4ce029caf0Approve144757372022-01-18 15:04:297 hrs 56 mins ago0x41abf884e3e11b4b0c60a705314d2b9dbb6f982e IN  POODL Token: POODL Token0 BNB0.000236685
0xc9ddd440500c439c127de69d11df976e2e9ea33d996649a093b6061c5afddf75Transfer144747792022-01-18 14:16:308 hrs 44 mins ago0x5163593b9512c57b7f5f8ebc7c12b34615cde49e IN  POODL Token: POODL Token0 BNB0.0012166812
0xf4a48a866cb858c9dd945144cd503bed21e1b623cdfa74670b3e205fe06be692Transfer144735672022-01-18 13:13:179 hrs 47 mins ago0x275a1641ad21d9aa660001852cbff6cbc9263c70 IN  POODL Token: POODL Token0 BNB0.00082286
0xd65fa8fa13063fce8b07c5f33368afb49608d19bcc545456e73e0de0df718f1eApprove144731702022-01-18 12:52:1410 hrs 8 mins ago0x41db1b2d728c5509e446851d78aa519da6830807 IN  POODL Token: POODL Token0 BNB0.000236685
0x252c27e36972d9a0ec42cdfe4f8207a122efbf26bec993e5f76acf1a769d5be7Approve144719162022-01-18 11:44:3811 hrs 16 mins ago0xc1e01cc18cd1e18c28261c00df6103a8fc05f1ee IN  POODL Token: POODL Token0 BNB0.000236685
0x5eed9553da91ca8204f4ea469df9e5f4b186c823a070e5b535fac9b1bad01cb0Approve144713692022-01-18 11:16:3011 hrs 44 mins ago0xb86ac20ce0343a97344bdd753f375c0c8d9f878d IN  POODL Token: POODL Token0 BNB0.000236685
0x53d54dd1b4ee1219dcac5341da18d423c0db0a04658a483abac7f9989bc5719fApprove144670832022-01-18 7:40:1715 hrs 20 mins ago0x11efb2376d30b05f6e51ff2d9c95c56452de4172 IN  POODL Token: POODL Token0 BNB0.000236685
0xe09e8512f5336b241650a73156bbe9f7d73e81ffcf00cf6c29fcaa3335e66973Approve144655182022-01-18 6:21:3216 hrs 39 mins ago0x86201401c235e268f729d7dbd6395b3d7fd7e705 IN  POODL Token: POODL Token0 BNB0.000284022
0xfbcb5b016a6b20851e9acaa66ceb6a3413be7509a3205426971f048548c475e1Approve144623192022-01-18 3:40:0819 hrs 21 mins ago0x251e3e5f5d65d5cf9954f60793008ab8c35198a5 IN  POODL Token: POODL Token0 BNB0.000236685
0xcc7212a2eb3290caa06af7a24e4b22dbb2a0a9fbaef88fc720ca7a6348ec1cf7Approve144595072022-01-18 1:18:2221 hrs 42 mins ago0x6fc89f69824aba37174dcce6bb24fecafd19b8d2 IN  POODL Token: POODL Token0 BNB0.000284022
0xcaf895873472d407aeaf932b252263d627c8735cdfeb94f86fe12a40eb413b69Transfer144593322022-01-18 1:09:3721 hrs 51 mins ago0x584f2d638c272fd32332976dc6a3efd54944647c IN  POODL Token: POODL Token0 BNB0.000987432
0x04015ccbe965de2f9920871b04795c210c7170404781fa422cb737554af1e71aApprove144575892022-01-17 23:40:1823 hrs 20 mins ago0x7f9f318a7ccfd4be95fabe01216791e26ef64617 IN  POODL Token: POODL Token0 BNB0.000236685
0xbc70d95a2caf789b19f3ce7453bf36d14c1900ef2a4f8d929766d8c8337cc706Transfer144549952022-01-17 21:30:321 day 1 hr ago0xea3fefce98fc06637e1aac1352ee3c3edd6c61a8 IN  POODL Token: POODL Token0 BNB0.00082292
0x01aee212d17688b5f5e00cd46f0c86fcb70704cf288ccae3d18aee3588756eaaApprove144544192022-01-17 21:01:441 day 1 hr ago0x62bb2f098159b1eedfd76c611d98bf5bbecb2e9f IN  POODL Token: POODL Token0 BNB0.000084765
0xdcf40f42087de7e011964d87f41fb87c356901a214fa9042e72babb92fb4ca7fApprove144537752022-01-17 20:29:311 day 2 hrs ago0x1c734f5caef2cd87b7d97b03843d51d502ba14b0 IN  POODL Token: POODL Token0 BNB0.000236685
0xa51a3f53c8f7a5ff9b8d16ba823b863932cb2407cbd85294159fcf7b58b7d4d0Transfer144527852022-01-17 19:38:531 day 3 hrs ago0x5163593b9512c57b7f5f8ebc7c12b34615cde49e IN  POODL Token: POODL Token0 BNB0.000724155
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OVERVIEW

Poodl token is a standard, frictionless, yield generating contract.

Latest 25 internal transaction
Parent Txn Hash Block From To Value
0x76d91f5a627f214ec97b50724c91ddbb2db698008239e3b278acc7eb9a4dea3e82374022021-06-12 16:16:35220 days 6 hrs ago POODL Token: POODL Token PancakeSwap: Router v20.053044946274974678 BNB
0x76d91f5a627f214ec97b50724c91ddbb2db698008239e3b278acc7eb9a4dea3e82374022021-06-12 16:16:35220 days 6 hrs ago PancakeSwap: Router v2 POODL Token: POODL Token0.053044946274974678 BNB
0x44478baf2b836a0302b9974197f352811fd4601c226d034a0b84c8b79944dd6b82340432021-06-12 13:28:38220 days 9 hrs ago POODL Token: POODL Token PancakeSwap: Router v20.053655042665835876 BNB
0x44478baf2b836a0302b9974197f352811fd4601c226d034a0b84c8b79944dd6b82340432021-06-12 13:28:38220 days 9 hrs ago PancakeSwap: Router v2 POODL Token: POODL Token0.053655042665835876 BNB
0x6f0d019efa04218b9514750779afa71ec6233601e935a4cd20b988f78b59aef382315782021-06-12 11:25:04220 days 11 hrs ago POODL Token: POODL Token PancakeSwap: Router v20.054480432335379687 BNB
0x6f0d019efa04218b9514750779afa71ec6233601e935a4cd20b988f78b59aef382315782021-06-12 11:25:04220 days 11 hrs ago PancakeSwap: Router v2 POODL Token: POODL Token0.054480432335379687 BNB
0x81ffba058a7c9e587fb14b5f68d2586cd69cccea549ff607301fa9763d5bef4382304992021-06-12 10:31:04220 days 12 hrs ago POODL Token: POODL Token PancakeSwap: Router v20.054142515145115068 BNB
0x81ffba058a7c9e587fb14b5f68d2586cd69cccea549ff607301fa9763d5bef4382304992021-06-12 10:31:04220 days 12 hrs ago PancakeSwap: Router v2 POODL Token: POODL Token0.054142515145115068 BNB
0x029317f206fdbadce75700060e37d21ee408ecdc50a095ebc2ca32803d1dc38b82304262021-06-12 10:27:25220 days 12 hrs ago POODL Token: POODL Token PancakeSwap: Router v20.054504018041464617 BNB
0x029317f206fdbadce75700060e37d21ee408ecdc50a095ebc2ca32803d1dc38b82304262021-06-12 10:27:25220 days 12 hrs ago PancakeSwap: Router v2 POODL Token: POODL Token0.054504018041464617 BNB
0xbc8185d25f9361fde5a41208bc3bc68ce5a6183fbc1b3f8b40a38505a55bc0e982300722021-06-12 10:08:57220 days 12 hrs ago POODL Token: POODL Token PancakeSwap: Router v20.055215078857211427 BNB
0xbc8185d25f9361fde5a41208bc3bc68ce5a6183fbc1b3f8b40a38505a55bc0e982300722021-06-12 10:08:57220 days 12 hrs ago PancakeSwap: Router v2 POODL Token: POODL Token0.055215078857211427 BNB
0x628c4f8bfa5d9abc4a3c2bea3422325a575574c186e6940e7f2c02cf37ce390482296962021-06-12 9:50:09220 days 13 hrs ago POODL Token: POODL Token PancakeSwap: Router v20.05523436915829886 BNB
0x628c4f8bfa5d9abc4a3c2bea3422325a575574c186e6940e7f2c02cf37ce390482296962021-06-12 9:50:09220 days 13 hrs ago PancakeSwap: Router v2 POODL Token: POODL Token0.05523436915829886 BNB
0xe3632ba4da11cd4a8e10d4c7742ce56c9c12dfbfb6ed6c746406df5477d4adc882285182021-06-12 8:51:15220 days 14 hrs ago POODL Token: POODL Token PancakeSwap: Router v20.052642859417406032 BNB
0xe3632ba4da11cd4a8e10d4c7742ce56c9c12dfbfb6ed6c746406df5477d4adc882285182021-06-12 8:51:15220 days 14 hrs ago PancakeSwap: Router v2 POODL Token: POODL Token0.052642859417406032 BNB
0x7be976f40e67d075249de9af121ae2a33df9ac4de5ebe6d3c1d932bf14fd232182283952021-06-12 8:45:06220 days 14 hrs ago PancakeSwap: Router v2 POODL Token: POODL Token0.000227592436051065 BNB
0x7be976f40e67d075249de9af121ae2a33df9ac4de5ebe6d3c1d932bf14fd232182283952021-06-12 8:45:06220 days 14 hrs ago POODL Token: POODL Token PancakeSwap: Router v20.053049520872104841 BNB
0x7be976f40e67d075249de9af121ae2a33df9ac4de5ebe6d3c1d932bf14fd232182283952021-06-12 8:45:06220 days 14 hrs ago PancakeSwap: Router v2 POODL Token: POODL Token0.053049520872104841 BNB
0x494d139686923d402c5011a405950338a25098e8b15b1e78a0a4c73ac6221feb82283362021-06-12 8:42:09220 days 14 hrs ago POODL Token: POODL Token PancakeSwap: Router v20.052716996160069839 BNB
0x494d139686923d402c5011a405950338a25098e8b15b1e78a0a4c73ac6221feb82283362021-06-12 8:42:09220 days 14 hrs ago PancakeSwap: Router v2 POODL Token: POODL Token0.052716996160069839 BNB
0x2e528ba81b8a4a0747e34b8aef24a30d548a224b922cc97401ddf050315944d082261922021-06-12 6:54:55220 days 16 hrs ago POODL Token: POODL Token PancakeSwap: Router v20.054940697557340379 BNB
0x2e528ba81b8a4a0747e34b8aef24a30d548a224b922cc97401ddf050315944d082261922021-06-12 6:54:55220 days 16 hrs ago PancakeSwap: Router v2 POODL Token: POODL Token0.054940697557340379 BNB
0x3510f1a8fc170f1c879bca9696b558036c33db042af906ec3af44b8e28b83b2382249982021-06-12 5:55:10220 days 17 hrs ago POODL Token: POODL Token PancakeSwap: Router v20.054150983757936262 BNB
0x3510f1a8fc170f1c879bca9696b558036c33db042af906ec3af44b8e28b83b2382249982021-06-12 5:55:10220 days 17 hrs ago PancakeSwap: Router v2 POODL Token: POODL Token0.054150983757936262 BNB
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Similar Match Source Code
Note: This contract matches the deployed ByteCode of the Source Code for Contract 0x7e1eA653451352825540618878d5655a97d46748

Contract Name:
AdminUpgradeabilityProxy

Compiler Version
v0.6.8+commit.0bbfe453

Optimization Enabled:
Yes with 200 runs

Other Settings:
default evmVersion, None license
/**
 *Submitted for verification at BscScan.com on 2021-02-04
*/

// SPDX-License-Identifier: MIT

// File: MasterChef/contracts-proxy/Proxy.sol

pragma solidity ^0.6.0;

/**
 * @title Proxy
 * @dev Implements delegation of calls to other contracts, with proper
 * forwarding of return values and bubbling of failures.
 * It defines a fallback function that delegates all calls to the address
 * returned by the abstract _implementation() internal function.
 */
abstract contract Proxy {
  /**
   * @dev Fallback function.
   * Implemented entirely in `_fallback`.
   */
  fallback () payable external {
    _fallback();
  }

  /**
   * @dev Receive function.
   * Implemented entirely in `_fallback`.
   */
  receive () payable external {
    _fallback();
  }

  /**
   * @return The Address of the implementation.
   */
  function _implementation() internal virtual view returns (address);

  /**
   * @dev Delegates execution to an implementation contract.
   * This is a low level function that doesn't return to its internal call site.
   * It will return to the external caller whatever the implementation returns.
   * @param implementation Address to delegate.
   */
  function _delegate(address implementation) internal {
    assembly {
      // Copy msg.data. We take full control of memory in this inline assembly
      // block because it will not return to Solidity code. We overwrite the
      // Solidity scratch pad at memory position 0.
      calldatacopy(0, 0, calldatasize())

      // Call the implementation.
      // out and outsize are 0 because we don't know the size yet.
      let result := delegatecall(gas(), implementation, 0, calldatasize(), 0, 0)

      // Copy the returned data.
      returndatacopy(0, 0, returndatasize())

      switch result
      // delegatecall returns 0 on error.
      case 0 { revert(0, returndatasize()) }
      default { return(0, returndatasize()) }
    }
  }

  /**
   * @dev Function that is run as the first thing in the fallback function.
   * Can be redefined in derived contracts to add functionality.
   * Redefinitions must call super._willFallback().
   */
  function _willFallback() internal virtual {
  }

  /**
   * @dev fallback implementation.
   * Extracted to enable manual triggering.
   */
  function _fallback() internal {
    _willFallback();
    _delegate(_implementation());
  }
}

// File: @openzeppelin/contracts/utils/Address.sol

pragma solidity >=0.6.2 <0.8.0;

/**
 * @dev Collection of functions related to the address type
 */
library Address {
    /**
     * @dev Returns true if `account` is a contract.
     *
     * [IMPORTANT]
     * ====
     * It is unsafe to assume that an address for which this function returns
     * false is an externally-owned account (EOA) and not a contract.
     *
     * Among others, `isContract` will return false for the following
     * types of addresses:
     *
     *  - an externally-owned account
     *  - a contract in construction
     *  - an address where a contract will be created
     *  - an address where a contract lived, but was destroyed
     * ====
     */
    function isContract(address account) internal view returns (bool) {
        // This method relies on extcodesize, which returns 0 for contracts in
        // construction, since the code is only stored at the end of the
        // constructor execution.

        uint256 size;
        // solhint-disable-next-line no-inline-assembly
        assembly { size := extcodesize(account) }
        return size > 0;
    }

    /**
     * @dev Replacement for Solidity's `transfer`: sends `amount` wei to
     * `recipient`, forwarding all available gas and reverting on errors.
     *
     * https://eips.ethereum.org/EIPS/eip-1884[EIP1884] increases the gas cost
     * of certain opcodes, possibly making contracts go over the 2300 gas limit
     * imposed by `transfer`, making them unable to receive funds via
     * `transfer`. {sendValue} removes this limitation.
     *
     * https://diligence.consensys.net/posts/2019/09/stop-using-soliditys-transfer-now/[Learn more].
     *
     * IMPORTANT: because control is transferred to `recipient`, care must be
     * taken to not create reentrancy vulnerabilities. Consider using
     * {ReentrancyGuard} or the
     * https://solidity.readthedocs.io/en/v0.5.11/security-considerations.html#use-the-checks-effects-interactions-pattern[checks-effects-interactions pattern].
     */
    function sendValue(address payable recipient, uint256 amount) internal {
        require(address(this).balance >= amount, "Address: insufficient balance");

        // solhint-disable-next-line avoid-low-level-calls, avoid-call-value
        (bool success, ) = recipient.call{ value: amount }("");
        require(success, "Address: unable to send value, recipient may have reverted");
    }

    /**
     * @dev Performs a Solidity function call using a low level `call`. A
     * plain`call` is an unsafe replacement for a function call: use this
     * function instead.
     *
     * If `target` reverts with a revert reason, it is bubbled up by this
     * function (like regular Solidity function calls).
     *
     * Returns the raw returned data. To convert to the expected return value,
     * use https://solidity.readthedocs.io/en/latest/units-and-global-variables.html?highlight=abi.decode#abi-encoding-and-decoding-functions[`abi.decode`].
     *
     * Requirements:
     *
     * - `target` must be a contract.
     * - calling `target` with `data` must not revert.
     *
     * _Available since v3.1._
     */
    function functionCall(address target, bytes memory data) internal returns (bytes memory) {
      return functionCall(target, data, "Address: low-level call failed");
    }

    /**
     * @dev Same as {xref-Address-functionCall-address-bytes-}[`functionCall`], but with
     * `errorMessage` as a fallback revert reason when `target` reverts.
     *
     * _Available since v3.1._
     */
    function functionCall(address target, bytes memory data, string memory errorMessage) internal returns (bytes memory) {
        return functionCallWithValue(target, data, 0, errorMessage);
    }

    /**
     * @dev Same as {xref-Address-functionCall-address-bytes-}[`functionCall`],
     * but also transferring `value` wei to `target`.
     *
     * Requirements:
     *
     * - the calling contract must have an ETH balance of at least `value`.
     * - the called Solidity function must be `payable`.
     *
     * _Available since v3.1._
     */
    function functionCallWithValue(address target, bytes memory data, uint256 value) internal returns (bytes memory) {
        return functionCallWithValue(target, data, value, "Address: low-level call with value failed");
    }

    /**
     * @dev Same as {xref-Address-functionCallWithValue-address-bytes-uint256-}[`functionCallWithValue`], but
     * with `errorMessage` as a fallback revert reason when `target` reverts.
     *
     * _Available since v3.1._
     */
    function functionCallWithValue(address target, bytes memory data, uint256 value, string memory errorMessage) internal returns (bytes memory) {
        require(address(this).balance >= value, "Address: insufficient balance for call");
        require(isContract(target), "Address: call to non-contract");

        // solhint-disable-next-line avoid-low-level-calls
        (bool success, bytes memory returndata) = target.call{ value: value }(data);
        return _verifyCallResult(success, returndata, errorMessage);
    }

    /**
     * @dev Same as {xref-Address-functionCall-address-bytes-}[`functionCall`],
     * but performing a static call.
     *
     * _Available since v3.3._
     */
    function functionStaticCall(address target, bytes memory data) internal view returns (bytes memory) {
        return functionStaticCall(target, data, "Address: low-level static call failed");
    }

    /**
     * @dev Same as {xref-Address-functionCall-address-bytes-string-}[`functionCall`],
     * but performing a static call.
     *
     * _Available since v3.3._
     */
    function functionStaticCall(address target, bytes memory data, string memory errorMessage) internal view returns (bytes memory) {
        require(isContract(target), "Address: static call to non-contract");

        // solhint-disable-next-line avoid-low-level-calls
        (bool success, bytes memory returndata) = target.staticcall(data);
        return _verifyCallResult(success, returndata, errorMessage);
    }

    function _verifyCallResult(bool success, bytes memory returndata, string memory errorMessage) private pure returns(bytes memory) {
        if (success) {
            return returndata;
        } else {
            // Look for revert reason and bubble it up if present
            if (returndata.length > 0) {
                // The easiest way to bubble the revert reason is using memory via assembly

                // solhint-disable-next-line no-inline-assembly
                assembly {
                    let returndata_size := mload(returndata)
                    revert(add(32, returndata), returndata_size)
                }
            } else {
                revert(errorMessage);
            }
        }
    }
}

// File: MasterChef/contracts-proxy/UpgradeabilityProxy.sol

pragma solidity ^0.6.0;



/**
 * @title UpgradeabilityProxy
 * @dev This contract implements a proxy that allows to change the
 * implementation address to which it will delegate.
 * Such a change is called an implementation upgrade.
 */
contract UpgradeabilityProxy is Proxy {
  /**
   * @dev Contract constructor.
   * @param _logic Address of the initial implementation.
   * @param _data Data to send as msg.data to the implementation to initialize the proxied contract.
   * It should include the signature and the parameters of the function to be called, as described in
   * https://solidity.readthedocs.io/en/v0.4.24/abi-spec.html#function-selector-and-argument-encoding.
   * This parameter is optional, if no data is given the initialization call to proxied contract will be skipped.
   */
  constructor(address _logic, bytes memory _data) public payable {
    assert(IMPLEMENTATION_SLOT == bytes32(uint256(keccak256('eip1967.proxy.implementation')) - 1));
    _setImplementation(_logic);
    if(_data.length > 0) {
      (bool success,) = _logic.delegatecall(_data);
      require(success);
    }
  }  

  /**
   * @dev Emitted when the implementation is upgraded.
   * @param implementation Address of the new implementation.
   */
  event Upgraded(address indexed implementation);

  /**
   * @dev Storage slot with the address of the current implementation.
   * This is the keccak-256 hash of "eip1967.proxy.implementation" subtracted by 1, and is
   * validated in the constructor.
   */
  bytes32 internal constant IMPLEMENTATION_SLOT = 0x360894a13ba1a3210667c828492db98dca3e2076cc3735a920a3ca505d382bbc;

  /**
   * @dev Returns the current implementation.
   * @return impl Address of the current implementation
   */
  function _implementation() internal override view returns (address impl) {
    bytes32 slot = IMPLEMENTATION_SLOT;
    assembly {
      impl := sload(slot)
    }
  }

  /**
   * @dev Upgrades the proxy to a new implementation.
   * @param newImplementation Address of the new implementation.
   */
  function _upgradeTo(address newImplementation) internal {
    _setImplementation(newImplementation);
    emit Upgraded(newImplementation);
  }

  /**
   * @dev Sets the implementation address of the proxy.
   * @param newImplementation Address of the new implementation.
   */
  function _setImplementation(address newImplementation) internal {
    require(Address.isContract(newImplementation), "Cannot set a proxy implementation to a non-contract address");

    bytes32 slot = IMPLEMENTATION_SLOT;

    assembly {
      sstore(slot, newImplementation)
    }
  }
}

// File: MasterChef/contracts-proxy/AdminUpgradeabilityProxy.sol

pragma solidity ^0.6.0;


/**
 * @title AdminUpgradeabilityProxy
 * @dev This contract combines an upgradeability proxy with an authorization
 * mechanism for administrative tasks.
 * All external functions in this contract must be guarded by the
 * `ifAdmin` modifier. See ethereum/solidity#3864 for a Solidity
 * feature proposal that would enable this to be done automatically.
 */
contract AdminUpgradeabilityProxy is UpgradeabilityProxy {
  /**
   * Contract constructor.
   * @param _logic address of the initial implementation.
   * @param _admin Address of the proxy administrator.
   * @param _data Data to send as msg.data to the implementation to initialize the proxied contract.
   * It should include the signature and the parameters of the function to be called, as described in
   * https://solidity.readthedocs.io/en/v0.4.24/abi-spec.html#function-selector-and-argument-encoding.
   * This parameter is optional, if no data is given the initialization call to proxied contract will be skipped.
   */
  constructor(address _logic, address _admin, bytes memory _data) UpgradeabilityProxy(_logic, _data) public payable {
    assert(ADMIN_SLOT == bytes32(uint256(keccak256('eip1967.proxy.admin')) - 1));
    _setAdmin(_admin);
  }

  /**
   * @dev Emitted when the administration has been transferred.
   * @param previousAdmin Address of the previous admin.
   * @param newAdmin Address of the new admin.
   */
  event AdminChanged(address previousAdmin, address newAdmin);

  /**
   * @dev Storage slot with the admin of the contract.
   * This is the keccak-256 hash of "eip1967.proxy.admin" subtracted by 1, and is
   * validated in the constructor.
   */

  bytes32 internal constant ADMIN_SLOT = 0xb53127684a568b3173ae13b9f8a6016e243e63b6e8ee1178d6a717850b5d6103;

  /**
   * @dev Modifier to check whether the `msg.sender` is the admin.
   * If it is, it will run the function. Otherwise, it will delegate the call
   * to the implementation.
   */
  modifier ifAdmin() {
    if (msg.sender == _admin()) {
      _;
    } else {
      _fallback();
    }
  }

  /**
   * @return The address of the proxy admin.
   */
  function admin() external ifAdmin returns (address) {
    return _admin();
  }

  /**
   * @return The address of the implementation.
   */
  function implementation() external ifAdmin returns (address) {
    return _implementation();
  }

  /**
   * @dev Changes the admin of the proxy.
   * Only the current admin can call this function.
   * @param newAdmin Address to transfer proxy administration to.
   */
  function changeAdmin(address newAdmin) external ifAdmin {
    require(newAdmin != address(0), "Cannot change the admin of a proxy to the zero address");
    emit AdminChanged(_admin(), newAdmin);
    _setAdmin(newAdmin);
  }

  /**
   * @dev Upgrade the backing implementation of the proxy.
   * Only the admin can call this function.
   * @param newImplementation Address of the new implementation.
   */
  function upgradeTo(address newImplementation) external ifAdmin {
    _upgradeTo(newImplementation);
  }

  /**
   * @dev Upgrade the backing implementation of the proxy and call a function
   * on the new implementation.
   * This is useful to initialize the proxied contract.
   * @param newImplementation Address of the new implementation.
   * @param data Data to send as msg.data in the low level call.
   * It should include the signature and the parameters of the function to be called, as described in
   * https://solidity.readthedocs.io/en/v0.4.24/abi-spec.html#function-selector-and-argument-encoding.
   */
  function upgradeToAndCall(address newImplementation, bytes calldata data) payable external ifAdmin {
    _upgradeTo(newImplementation);
    (bool success,) = newImplementation.delegatecall(data);
    require(success);
  }

  /**
   * @return adm The admin slot.
   */
  function _admin() internal view returns (address adm) {
    bytes32 slot = ADMIN_SLOT;
    assembly {
      adm := sload(slot)
    }
  }

  /**
   * @dev Sets the address of the proxy admin.
   * @param newAdmin Address of the new proxy admin.
   */
  function _setAdmin(address newAdmin) internal {
    bytes32 slot = ADMIN_SLOT;

    assembly {
      sstore(slot, newAdmin)
    }
  }

  /**
   * @dev Only fall back when the sender is not the admin.
   */
  function _willFallback() internal override virtual {
    require(msg.sender != _admin(), "Cannot call fallback function from the proxy admin");
    super._willFallback();
  }
}

Contract Security Audit

Contract ABI

[{"inputs":[{"internalType":"address","name":"_logic","type":"address"},{"internalType":"address","name":"_admin","type":"address"},{"internalType":"bytes","name":"_data","type":"bytes"}],"stateMutability":"payable","type":"constructor"},{"anonymous":false,"inputs":[{"indexed":false,"internalType":"address","name":"previousAdmin","type":"address"},{"indexed":false,"internalType":"address","name":"newAdmin","type":"address"}],"name":"AdminChanged","type":"event"},{"anonymous":false,"inputs":[{"indexed":true,"internalType":"address","name":"implementation","type":"address"}],"name":"Upgraded","type":"event"},{"stateMutability":"payable","type":"fallback"},{"inputs":[],"name":"admin","outputs":[{"internalType":"address","name":"","type":"address"}],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"newAdmin","type":"address"}],"name":"changeAdmin","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[],"name":"implementation","outputs":[{"internalType":"address","name":"","type":"address"}],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"newImplementation","type":"address"}],"name":"upgradeTo","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"newImplementation","type":"address"},{"internalType":"bytes","name":"data","type":"bytes"}],"name":"upgradeToAndCall","outputs":[],"stateMutability":"payable","type":"function"},{"stateMutability":"payable","type":"receive"}]

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Deployed ByteCode Sourcemap

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Swarm Source

ipfs://6e221e2a3547bd97244b05ed46430b1b078ba097cb2a4e25ec3d79cf9ac9f02c
Block Transaction Gas Used Reward
Age Block Fee Address BC Fee Address Voting Power Jailed Incoming
Block Uncle Number Difficulty Gas Used Reward
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