Contract 0x44f91814c5c766e0762c8c23d65759f631c0abbd 2

Txn Hash Method
Block
From
To
Value [Txn Fee]
0x95edb8314268f2c8b282e689d06a76c87035357171e6d6a42c0d66ad3ba53c14Create Order255361052023-01-28 19:56:204 days 2 hrs ago0x8d51b1997921d8d6db4b5e6df0ad57642dd39ae5 IN  0x44f91814c5c766e0762c8c23d65759f631c0abbd0 AVAX0.004694528 26.5
0xc8d010f6132f2ebabbcb9d97c9e8c2f6e54cf359acd3218d3e3d759ea8b6f924Create Order249624842023-01-15 6:39:5817 days 15 hrs ago0x86fb48146b991a61f9ca389b3a7a094a5b708595 IN  0x44f91814c5c766e0762c8c23d65759f631c0abbd0 AVAX0.003466836 26.5
0x165b5bf029e6246b99fc9eda396a489af22491bfd33d2bdc5856327f08142f01Create Order249457702023-01-14 21:10:2118 days 53 mins ago0x86fb48146b991a61f9ca389b3a7a094a5b708595 IN  0x44f91814c5c766e0762c8c23d65759f631c0abbd0 AVAX0.004805352171 27.125588037
0x217b81f3e8f96af62b549008ef8d708d34d3b9943bd27439f4b8b050f75069b1Create Order249367652023-01-14 16:06:5718 days 5 hrs ago0x8ed9a9c9b8e33314c9e64428883cb574b0442243 IN  0x44f91814c5c766e0762c8c23d65759f631c0abbd0 AVAX0.004694528 26.5
0xc68175b50554c096914f882e8933ecac9140879674ec500257c91b81c3e06dd4Cancel Order249367272023-01-14 16:05:3418 days 5 hrs ago0x8ed9a9c9b8e33314c9e64428883cb574b0442243 IN  0x44f91814c5c766e0762c8c23d65759f631c0abbd0 AVAX0.0080125135 26.5
0xa78a0a908af2c4ae6c0a008106c45eb7f60c24b6ff383be6356f18f4b545acceCreate Order249250382023-01-14 9:34:0618 days 12 hrs ago0x5b1899d88b4ff0cf5a34651e7ce7164398211c66 IN  0x44f91814c5c766e0762c8c23d65759f631c0abbd0 AVAX0.0037227792 27.425
0x13d404f923d4755d471d0a1b2be88a13a112639b06cc5a79a730c7ed5c58c3e1Cancel Order246029132023-01-06 19:01:2126 days 3 hrs ago0x3844597c2b75e8510d8895173addc28dd995fa45 IN  0x44f91814c5c766e0762c8c23d65759f631c0abbd0 AVAX0.00438521695 27.35
0xb628533376b305f2ed0e3f90e036af58cb2af508d52a295f5ef0e22268ddfcd4Create Order245991202023-01-06 16:54:2826 days 5 hrs ago0xee260f9e928fc2716d8c9b2ebf445dcbedda3232 IN  0x44f91814c5c766e0762c8c23d65759f631c0abbd0 AVAX0.004694528 26.5
0x26c0afdd852f9eee1f7d315b95c3793e63459c18c409b5e2b4de8b00e457d288Create Order245208172023-01-04 20:04:0828 days 1 hr ago0xc92ffdda5764b44cec572406bffa41fe70130385 IN  0x44f91814c5c766e0762c8c23d65759f631c0abbd0 AVAX0.004748504048 26.786542988
0x9e5bba3b0b2a581b9b856df1e2ac87ecef2bb886aee03edc678ed511004dbbabCancel Order244766372023-01-03 18:59:0929 days 3 hrs ago0x56a06a7c71e7bd67a191f129672a0d0b66e5d0e2 IN  0x44f91814c5c766e0762c8c23d65759f631c0abbd0 AVAX0.003993783867 27.168967385
0x6b9d9af5fa0a00a0b980a9627dab037080cba149b781d8ab28b64dad06749ca6Create Order244766042023-01-03 18:58:0329 days 3 hrs ago0x56a06a7c71e7bd67a191f129672a0d0b66e5d0e2 IN  0x44f91814c5c766e0762c8c23d65759f631c0abbd0 AVAX0.0048590518 27.425
0x7e2abae1a997c5e46f1ea9559e594441a179f678678f17a65aafc36a05c750c1Create Order244765102023-01-03 18:54:5529 days 3 hrs ago0x56a06a7c71e7bd67a191f129672a0d0b66e5d0e2 IN  0x44f91814c5c766e0762c8c23d65759f631c0abbd0 AVAX0.00477247488 26.94
0x6a624b5ab00e07d61e465fa73a8c023346f93c565ef04c4b03ca121979681ec9Cancel Order244764942023-01-03 18:54:2329 days 3 hrs ago0x56a06a7c71e7bd67a191f129672a0d0b66e5d0e2 IN  0x44f91814c5c766e0762c8c23d65759f631c0abbd0 AVAX0.004310147166 26.8818
0x608a8973c6c54d77dcae7e33a66d212a89a6f9c83775221b822ee1242dd1cb44Create Order243955892023-01-01 20:24:0731 days 1 hr ago0x5c0af1a08ca859119b5f016e924605dfb1aee12e IN  0x44f91814c5c766e0762c8c23d65759f631c0abbd0 AVAX0.00614140178 34.667414312
0xbd75db7d6233238562c46e704dc360ccd2d1e6efa0ac9960460113800e1a98fdCancel Order243955532023-01-01 20:22:5531 days 1 hr ago0x5c0af1a08ca859119b5f016e924605dfb1aee12e IN  0x44f91814c5c766e0762c8c23d65759f631c0abbd0 AVAX0.006227801192 35.098661455
0xda3c3d0c0962a9083f11a2857959e0e7163c7e047ae0e5997131683353f0dec2Update Order243868242023-01-01 15:26:5531 days 6 hrs ago0x3844597c2b75e8510d8895173addc28dd995fa45 IN  0x44f91814c5c766e0762c8c23d65759f631c0abbd0 AVAX0.002856508567 36.24826871
0x6b984e6f0b2e4485670a51f6341e1919781a46ea82b707390a4527133eab8c3eCreate Order243867302023-01-01 15:23:4231 days 6 hrs ago0x3844597c2b75e8510d8895173addc28dd995fa45 IN  0x44f91814c5c766e0762c8c23d65759f631c0abbd0 AVAX0.005889948182 33.247991457
0xecb849476bb9b2971f47b1222002455e7dff7f7b2d48183e004911bab3c90380Update Order243056062022-12-30 16:17:1333 days 5 hrs ago0x3844597c2b75e8510d8895173addc28dd995fa45 IN  0x44f91814c5c766e0762c8c23d65759f631c0abbd0 AVAX0.0021539766 27.35
0x86adf77f68c164c469b65e14c60e8d4e2ce77017c160de129387f3188789d7f9Cancel Order242096302022-12-28 10:01:4035 days 12 hrs ago0xec1029e0e8d602d8e9c65d8a150788e34266ef86 IN  0x44f91814c5c766e0762c8c23d65759f631c0abbd0 AVAX0.0075593635 26.5
0xda079b8e905dfafb29d526d0bbf2916b5ffcb1cfac1f69c342c7e88b5dfcec0cCancel Order242089242022-12-28 9:37:2635 days 12 hrs ago0x116e91d0dceb6e3efc2e06918c9e85417b3a7008 IN  0x44f91814c5c766e0762c8c23d65759f631c0abbd0 AVAX0.008225991181 27.207120233
0x52366ddb632f048af614d955022fdd2a236059f503e8c729b7a0301fa1d9165bCreate Order241276932022-12-26 11:02:4537 days 11 hrs ago0x5c0af1a08ca859119b5f016e924605dfb1aee12e IN  0x44f91814c5c766e0762c8c23d65759f631c0abbd0 AVAX0.004752163694 26.825346
0x42f12ddc820f5f72045f78edba6d2ba0c58f631a6507c53d68efd19dbd54cf36Create Order241206692022-12-26 7:03:5037 days 15 hrs ago0x56a06a7c71e7bd67a191f129672a0d0b66e5d0e2 IN  0x44f91814c5c766e0762c8c23d65759f631c0abbd0 AVAX0.00469421 26.5
0xe5f557f398b20937176e8aab932fb5971012d31f88bc5a8c968c7a1475a88925Cancel Order238801872022-12-20 13:15:4643 days 8 hrs ago0x537daec002657d590b95a4bc9a639f47bf2bc68b IN  0x44f91814c5c766e0762c8c23d65759f631c0abbd0 AVAX0.0047020805 26.5
0x8a061def65f51dfbf57c20e561e093ec3773ed9e648505d30434be346e3c38d9Create Order238799222022-12-20 13:06:5043 days 8 hrs ago0x537daec002657d590b95a4bc9a639f47bf2bc68b IN  0x44f91814c5c766e0762c8c23d65759f631c0abbd0 AVAX0.00469421 26.5
0xb49b4698147d04fd6d71f00b3f41fe1b61a4c48fefd2bcbd85a0eb530f22a064Cancel Order238363952022-12-19 12:45:2344 days 9 hrs ago0x99f9d1f90c1dcf1c52068afc4f82d012276b4703 IN  0x44f91814c5c766e0762c8c23d65759f631c0abbd0 AVAX0.0042505205 26.5
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Latest 25 internal transaction
Parent Txn Hash Block From To Value
0xac6fd9ed19ce1a7f2935e62a65590bd1a0ff1854c63f2ab1d51609dfa072e52b227143822022-11-22 21:44:5471 days 18 mins ago 0x44f91814c5c766e0762c8c23d65759f631c0abbd Wrapped AVAX0.1 AVAX
0xa655bc72b2cb748e4349dd2af7b8787def43c116b06212ff96a2e63249005333223952342022-11-15 5:04:4378 days 16 hrs ago 0x44f91814c5c766e0762c8c23d65759f631c0abbd Wrapped AVAX23 AVAX
0x4273cc874714571e972532a7194652b7ac65670e916a109a9979a14fd57875f9220799282022-11-07 18:48:4286 days 3 hrs ago 0x44f91814c5c766e0762c8c23d65759f631c0abbd Wrapped AVAX45 AVAX
0xda8375316ec4dfb8491bb71b22e018eb85cd7c8a82d19543ac868bdf39707264218849072022-11-03 3:28:3790 days 18 hrs ago 0x44f91814c5c766e0762c8c23d65759f631c0abbd Wrapped AVAX0.3 AVAX
0xe5f62c20aba8ac68526cbee10235049784fbf4aff7252d9cf8f02399942da801217846302022-10-31 18:37:5993 days 3 hrs ago 0x44f91814c5c766e0762c8c23d65759f631c0abbd Wrapped AVAX0.1 AVAX
0x44202590049235d666daeed5d650eb82c5f8bf4655f68b1163774233093b9400217845542022-10-31 18:35:2493 days 3 hrs ago 0x44f91814c5c766e0762c8c23d65759f631c0abbd Wrapped AVAX0.1 AVAX
0x0c9a7369c2f154117c6f77ca1c6ea79584c1c6970bc602e49521d560b4e58748217844902022-10-31 18:33:1693 days 3 hrs ago 0x44f91814c5c766e0762c8c23d65759f631c0abbd Wrapped AVAX0.1 AVAX
0x09cc25e537c868d047f191f29ce90ce066d36c5c5401cef3596fe15312488b71217832832022-10-31 17:52:3493 days 4 hrs ago 0x44f91814c5c766e0762c8c23d65759f631c0abbd Wrapped AVAX28.52 AVAX
0xa11eb5c13e3d742404b1ad7d7c473bfdc8a682908105cea78bff074b62a870f4213850642022-10-22 8:33:04102 days 13 hrs ago 0x44f91814c5c766e0762c8c23d65759f631c0abbd Wrapped AVAX11 AVAX
0xc698e33152bb8748526f5568b3de254fb0828e448ed5747de26bb3b42039c127212859502022-10-20 0:37:25104 days 21 hrs ago 0x44f91814c5c766e0762c8c23d65759f631c0abbd Wrapped AVAX0.7 AVAX
0x68b03f9b4d34e87ce3ce22dcc544f0f59dcbee9d08c8eb9567043866faffe27b212589852022-10-19 9:23:56105 days 12 hrs ago 0x44f91814c5c766e0762c8c23d65759f631c0abbd Wrapped AVAX0.2 AVAX
0xfcfc6d90b9314057c5ee3c0f511019af1c6458ae39cea2fa8fee0845db12bde5212243042022-10-18 13:37:57106 days 8 hrs ago 0x44f91814c5c766e0762c8c23d65759f631c0abbd Wrapped AVAX0.03 AVAX
0x44bfdcf173054c56aa41faffc5f64b8d4b73cbd0a60a6e14a3ef70cf5dd3ea05211818422022-10-17 13:33:49107 days 8 hrs ago 0x44f91814c5c766e0762c8c23d65759f631c0abbd Wrapped AVAX0.04 AVAX
0xc4fd6a2b74b1b702487f581d170131c5801e82cd9ec607ff273d38c4133dd6f2211815902022-10-17 13:25:19107 days 8 hrs ago 0x44f91814c5c766e0762c8c23d65759f631c0abbd Wrapped AVAX0.05 AVAX
0x05270e85a7ae520728cf61274a511635890c54d4eaf26db9bd2192ea4dae8e5f209967862022-10-13 4:31:10111 days 17 hrs ago 0x44f91814c5c766e0762c8c23d65759f631c0abbd Wrapped AVAX0.1 AVAX
0x7742db145b9e2efba811ea5eb29f37d600574822274fd34ee5c9ad597317eb49207199822022-10-06 13:28:43118 days 8 hrs ago 0x44f91814c5c766e0762c8c23d65759f631c0abbd Wrapped AVAX0.019 AVAX
0x84ac092d8ae7a1e7b40aab03d57d9afa788251d38ab502e3f21650e863e75fa4207199412022-10-06 13:27:17118 days 8 hrs ago 0x44f91814c5c766e0762c8c23d65759f631c0abbd Wrapped AVAX0.02 AVAX
0x3ecc55ae56ee45ab8267dc506f14de9fa2ec39af20d68159a0c9c99fadca628b204579652022-09-30 6:41:41124 days 15 hrs ago 0x44f91814c5c766e0762c8c23d65759f631c0abbd Wrapped AVAX6.197636536617283795 AVAX
0x48a304f637fab947ad151bda46cdf86c4ed0099cfcffb2f3c23fcd0f3b8c8093189385672022-08-21 17:05:01164 days 4 hrs ago 0x44f91814c5c766e0762c8c23d65759f631c0abbd Wrapped AVAX0.075 AVAX
0xa4c4ab279bc73d18afdfda744647b067bcb306b284bf65af09f2e26ad2cbf2c5188369432022-08-19 8:06:04166 days 13 hrs ago 0x44f91814c5c766e0762c8c23d65759f631c0abbd Wrapped AVAX2.9 AVAX
0xe93573b7e758811d3112c291445e917b6e12177457efd266fe3682534a72eb07188273942022-08-19 2:41:47166 days 19 hrs ago 0x44f91814c5c766e0762c8c23d65759f631c0abbd Wrapped AVAX0.1 AVAX
0xc6ec6c0f52363c910ba532b8ef015ddffaa9fc84916cc166e6b7b00cf893664d184840332022-08-11 1:28:34174 days 20 hrs ago 0x44f91814c5c766e0762c8c23d65759f631c0abbd Wrapped AVAX1 AVAX
0xb8632e9e1dacdc8d7583906b34fc166134a6a27842a362d95d8607dcd055968a183613182022-08-08 4:53:26177 days 17 hrs ago 0x44f91814c5c766e0762c8c23d65759f631c0abbd Wrapped AVAX0.1 AVAX
0xb8632e9e1dacdc8d7583906b34fc166134a6a27842a362d95d8607dcd055968a183613182022-08-08 4:53:26177 days 17 hrs ago 0x274da8bb8341d345999bb34c700be85eb9b03219 0x44f91814c5c766e0762c8c23d65759f631c0abbd0.1 AVAX
0x0832906baf0d366a178877e66724cf31fe170776038c78f9e3667b14bcc7f827183430022022-08-07 18:38:30178 days 3 hrs ago 0x44f91814c5c766e0762c8c23d65759f631c0abbd Wrapped AVAX1 AVAX
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Similar Match Source Code
Note: This contract matches the deployed ByteCode of the Source Code for Contract 0x027dbcA046ca156De9622cD1e2D907d375e53aa7

Contract Name:
AdminUpgradeabilityProxy

Compiler Version
v0.6.8+commit.0bbfe453

Optimization Enabled:
Yes with 200 runs

Other Settings:
default evmVersion, GNU GPLv3 license
/**
 *Submitted for verification at snowtrace.io on 2021-11-05
*/

// 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 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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