Contract 0x58e84d90fd976a183befb36a69cab464bef18cc5

 

Contract Overview

Balance:
0.0863763001 BNB

BNB Value:
$27.45 (@ $317.74/BNB)

Token:
 
Txn Hash
Block
From
To
Value [Txn Fee]
0x118dbca1055a0386196c913dafd355d24ae3e64392996695f556212165ddf50a94769022021-07-25 22:10:5216 hrs 48 mins ago0xb8ef3b0a34711f9c3b4c0aa6eb9c98169c178396 IN  0x58e84d90fd976a183befb36a69cab464bef18cc50 BNB0.001005255
0x56c9823d352b3a02b30c32c0a477826670c6856aef6f638accd4f4a89a8c7fd294768782021-07-25 22:09:4016 hrs 49 mins ago0xb8ef3b0a34711f9c3b4c0aa6eb9c98169c178396 IN  0x58e84d90fd976a183befb36a69cab464bef18cc50 BNB0.00054127
0x78ca270431ffc8da90490d20168b619af482dd34f72df4070b1991325ff4ae0d94600782021-07-25 7:55:551 day 7 hrs ago0x7ec1f3b0746b009bac65bfc4c8d47fc474aff261 IN  0x58e84d90fd976a183befb36a69cab464bef18cc50 BNB0.00039041
0xca7737e65dd0642386baa197647537cab35d491ee64b2fce784eafe98e33e94b94600232021-07-25 7:53:101 day 7 hrs ago0x7ec1f3b0746b009bac65bfc4c8d47fc474aff261 IN  0x58e84d90fd976a183befb36a69cab464bef18cc50 BNB0.00039041
0x0f0fd8a13a7d4f332ac2058fc3a629e2a212ae7713d5b5bdf9d19fb00f2c7b3d94199902021-07-23 22:18:152 days 16 hrs ago0x903fe2471449b812a282041d46e34aaecb57986f IN  0x58e84d90fd976a183befb36a69cab464bef18cc50.01 BNB0.000514455
0x12e643d2903f1ee9d9b06ef853e3a5fd2437c6087dd6345a65238c659c240e2594199732021-07-23 22:17:242 days 16 hrs ago0x903fe2471449b812a282041d46e34aaecb57986f IN  0x58e84d90fd976a183befb36a69cab464bef18cc50.01 BNB0.000664455
0xb5e061431a5d91bc7bf07fe39c9e8770b7fd30c5f118f246e226b9fe59779a3893994032021-07-23 5:01:423 days 9 hrs ago0xa42c7818570f5023e6d4ce88742fd0d10ac4c314 IN  0x58e84d90fd976a183befb36a69cab464bef18cc50 BNB0.001142555
0x8e42c53445e674cad22ee623649202cdbc09006e546f37d2d7eb13843ec508d993876712021-07-22 19:14:383 days 19 hrs ago0xd1e3b5e9cbcb1b212bd5dc3a702f53200fbf9899 IN  0x58e84d90fd976a183befb36a69cab464bef18cc50 BNB0.001157345
0x5ce159de27910721ce4720a36c6284081f765a545d7d8c9e662266cbeecb659a93787342021-07-22 11:47:414 days 3 hrs ago0x32195588f011933357e9dfe1dde3ce6a3dffd401 IN  0x58e84d90fd976a183befb36a69cab464bef18cc50 BNB0.001157585
0xb48244c6306a753d4f6af2e35599aabc604088a502a6f4ccc8f67e3d1531963193761052021-07-22 9:36:134 days 5 hrs ago0x67c22b73e91b8795be1f80f142c544ecc6eea18c IN  0x58e84d90fd976a183befb36a69cab464bef18cc50.01 BNB0.000514455
0xcb68a452ec9c00851447fd0cf68e5ec13865552a1cdcc039fe6f826895d09d9993758882021-07-22 9:25:224 days 5 hrs ago0xa42c7818570f5023e6d4ce88742fd0d10ac4c314 IN  0x58e84d90fd976a183befb36a69cab464bef18cc50 BNB0.001142495
0xddc50a2c7d3d8cf71471ce0517c29a4bc118eb8116787a5912b54f984d304aa593722462021-07-22 6:23:164 days 8 hrs ago0xe94db7dfedb554c57087cfa9a45d530a1d6f54e0 IN  0x58e84d90fd976a183befb36a69cab464bef18cc50.01 BNB0.000439455
0x3aa1e52b7d987bb63ea021a1ccc9f8062244dee4a1c1b149c4ef3db8b7c0437593546602021-07-21 15:43:384 days 23 hrs ago0x736bc8113c6ab78b21a0ff851ee9d6f2c5f535e8 IN  0x58e84d90fd976a183befb36a69cab464bef18cc50 BNB0.00117163
0x1d8c492e693c7e39269894dcec309eb40e4beb941d7cc08a6c8742f18738967993541552021-07-21 15:18:234 days 23 hrs ago0xe94db7dfedb554c57087cfa9a45d530a1d6f54e0 IN  0x58e84d90fd976a183befb36a69cab464bef18cc50.01 BNB0.000439455
0xf94d4b78d8b3a08d951d6ad220f4f3ed7857d276c2a5691b31547118e17a8b4b93540732021-07-21 15:14:174 days 23 hrs ago0xe94db7dfedb554c57087cfa9a45d530a1d6f54e0 IN  0x58e84d90fd976a183befb36a69cab464bef18cc50.01 BNB0.000664455
0x3a15e1594051b038d8f2690c08cd059247094dce9417b846e956301036ec040c93472782021-07-21 9:34:135 days 5 hrs ago0xff47c80714f648dc68b41bec7e40ec774af0f2c0 IN  0x58e84d90fd976a183befb36a69cab464bef18cc50.001 BNB0.00099874
0x7a738f3082d5a69a8497fc6c8879dd74b45b3905ee518aca0fe1d43049314f6b93472492021-07-21 9:32:465 days 5 hrs ago0x6742196313e84571b0b84608facc837bc09e085e IN  0x58e84d90fd976a183befb36a69cab464bef18cc50 BNB0.00124651
0xd1549f722eec07dec3d14c0092c550165234cfd83a4832f7c71119e1950eb04e93461052021-07-21 8:35:345 days 6 hrs ago0x99809bfd4b923f33ec51882ce89c6991086c120b IN  0x58e84d90fd976a183befb36a69cab464bef18cc50 BNB0.000406445
0xcb849049257923dfbdfff05b714fdff536992bf05443f3f81282e7a11463ac7a93460672021-07-21 8:33:405 days 6 hrs ago0x99809bfd4b923f33ec51882ce89c6991086c120b IN  0x58e84d90fd976a183befb36a69cab464bef18cc50 BNB0.001157405
0x5a8e8cac31e230b7aca88a0fe20b2440862e32f370c22e3ca1617a81be905b7b93267602021-07-20 16:28:185 days 22 hrs ago0xa14595b7241bec9fdea0f6ed01f76db8c8e5664d IN  0x58e84d90fd976a183befb36a69cab464bef18cc50 BNB0.000331445
0xb30222a06858071efccb37e7718b032d8f5301c35c033c03f0f919c7ffb6bea193239672021-07-20 14:08:396 days 50 mins ago0x4de8f00185dc19d1080059f35a1ca1f758fc6db0 IN  0x58e84d90fd976a183befb36a69cab464bef18cc50 BNB0.001157705
0x19f317484c1a990b6aa56f6465ebb9fe05115a865a222fbe68a223e3f11df51a93238922021-07-20 14:04:546 days 54 mins ago0x4de8f00185dc19d1080059f35a1ca1f758fc6db0 IN  0x58e84d90fd976a183befb36a69cab464bef18cc50 BNB0.001157705
0xd961db96048c9a742ad44f6a588c5f528ad0e8c291fd572f0cb159d89fd2ebc393236762021-07-20 13:54:066 days 1 hr ago0x4de8f00185dc19d1080059f35a1ca1f758fc6db0 IN  0x58e84d90fd976a183befb36a69cab464bef18cc50 BNB0.001157705
0x9ba392a6e8f793986315f29cb8ce3a0507700fa9fa1496263796f41b6e72e76093198252021-07-20 10:41:136 days 4 hrs ago0xe94db7dfedb554c57087cfa9a45d530a1d6f54e0 IN  0x58e84d90fd976a183befb36a69cab464bef18cc50.03 BNB0.000514455
0x00392fa71b3ac73450cb82f040312cf7f8424332cd33129aec9c0f84e7ac48f193100662021-07-20 2:32:386 days 12 hrs ago0xe94db7dfedb554c57087cfa9a45d530a1d6f54e0 IN  0x58e84d90fd976a183befb36a69cab464bef18cc50.05 BNB0.000693905
[ Download CSV Export 
Latest 25 internal transaction
Parent Txn Hash Block From To Value
0x0f0fd8a13a7d4f332ac2058fc3a629e2a212ae7713d5b5bdf9d19fb00f2c7b3d94199902021-07-23 22:18:152 days 16 hrs ago 0x58e84d90fd976a183befb36a69cab464bef18cc50x4de8f00185dc19d1080059f35a1ca1f758fc6db00.0099 BNB
0x12e643d2903f1ee9d9b06ef853e3a5fd2437c6087dd6345a65238c659c240e2594199732021-07-23 22:17:242 days 16 hrs ago 0x58e84d90fd976a183befb36a69cab464bef18cc50xd1e3b5e9cbcb1b212bd5dc3a702f53200fbf98990.0099 BNB
0xb48244c6306a753d4f6af2e35599aabc604088a502a6f4ccc8f67e3d1531963193761052021-07-22 9:36:134 days 5 hrs ago 0x58e84d90fd976a183befb36a69cab464bef18cc50x4de8f00185dc19d1080059f35a1ca1f758fc6db00.0099 BNB
0xddc50a2c7d3d8cf71471ce0517c29a4bc118eb8116787a5912b54f984d304aa593722462021-07-22 6:23:164 days 8 hrs ago 0x58e84d90fd976a183befb36a69cab464bef18cc50x4de8f00185dc19d1080059f35a1ca1f758fc6db00.0099 BNB
0x1d8c492e693c7e39269894dcec309eb40e4beb941d7cc08a6c8742f18738967993541552021-07-21 15:18:234 days 23 hrs ago 0x58e84d90fd976a183befb36a69cab464bef18cc50x4de8f00185dc19d1080059f35a1ca1f758fc6db00.0099 BNB
0xf94d4b78d8b3a08d951d6ad220f4f3ed7857d276c2a5691b31547118e17a8b4b93540732021-07-21 15:14:174 days 23 hrs ago 0x58e84d90fd976a183befb36a69cab464bef18cc50x4de8f00185dc19d1080059f35a1ca1f758fc6db00.0099 BNB
0x3a15e1594051b038d8f2690c08cd059247094dce9417b846e956301036ec040c93472782021-07-21 9:34:135 days 5 hrs ago 0x58e84d90fd976a183befb36a69cab464bef18cc50x6742196313e84571b0b84608facc837bc09e085e0.00099 BNB
0x9ba392a6e8f793986315f29cb8ce3a0507700fa9fa1496263796f41b6e72e76093198252021-07-20 10:41:136 days 4 hrs ago 0x58e84d90fd976a183befb36a69cab464bef18cc50xa14595b7241bec9fdea0f6ed01f76db8c8e5664d0.0297 BNB
0x00392fa71b3ac73450cb82f040312cf7f8424332cd33129aec9c0f84e7ac48f193100662021-07-20 2:32:386 days 12 hrs ago 0x58e84d90fd976a183befb36a69cab464bef18cc50x918b2d36b8324d7bd6c69d225307c5ce2f934a3d0.0495 BNB
0xac1d1989797486160d19f6433155e1121351331802852f066af7a7da04e5499e93088212021-07-20 1:30:236 days 13 hrs ago 0x58e84d90fd976a183befb36a69cab464bef18cc50x918b2d36b8324d7bd6c69d225307c5ce2f934a3d0.0495 BNB
0xd334616cdd71e4819779538c786e889bf72b8f149ac18fb93d01d595441af9ba93084522021-07-20 1:11:566 days 13 hrs ago 0x58e84d90fd976a183befb36a69cab464bef18cc50x918b2d36b8324d7bd6c69d225307c5ce2f934a3d0.0495 BNB
0x29706f577ead0b06c3bceaf4c17ed6cec385a57063334d6c9872e2610da642f491554222021-07-14 17:35:1011 days 21 hrs ago 0x58e84d90fd976a183befb36a69cab464bef18cc50x2b953970d46f651808758d142b329b14960406300.099 BNB
0x1acfa9f3d38ed7a293a32a98f55b6543808ecaa838826b013fbcfab67f35e3be91534412021-07-14 15:56:0711 days 23 hrs ago 0x58e84d90fd976a183befb36a69cab464bef18cc50x918b2d36b8324d7bd6c69d225307c5ce2f934a3d0.0495 BNB
0xe73b6188f04c1487ce0cd0bcfff60aca2b723af2633927e093d8a1acf01f353590567452021-07-11 7:21:0015 days 7 hrs ago 0x58e84d90fd976a183befb36a69cab464bef18cc50x918b2d36b8324d7bd6c69d225307c5ce2f934a3d0.0495 BNB
0x4724e468653f43c9119670e925d3951c442fb49682c07b697a66336fef2f250789666042021-07-08 4:12:3518 days 10 hrs ago 0x58e84d90fd976a183befb36a69cab464bef18cc50xa14595b7241bec9fdea0f6ed01f76db8c8e5664d0.0099 BNB
0x6eb673d8643d8f050c03919c8c9f71d5249e0e812552bcea45b8e4c2e2dfc48189664242021-07-08 4:03:3518 days 10 hrs ago 0x58e84d90fd976a183befb36a69cab464bef18cc50x918b2d36b8324d7bd6c69d225307c5ce2f934a3d0.0495 BNB
0x57af22eb2274fce8cca1caa697e5a7a36f8a0db503ad7a27c2085fddee68f85b89556502021-07-07 19:04:3518 days 19 hrs ago 0x58e84d90fd976a183befb36a69cab464bef18cc50xa14595b7241bec9fdea0f6ed01f76db8c8e5664d0.0891 BNB
0x04d4d883e7f293b77596c7f5f0ffb00696be9db65e4df5f44a680bca0b8f23bf89543692021-07-07 18:00:3218 days 20 hrs ago 0x58e84d90fd976a183befb36a69cab464bef18cc50x903fe2471449b812a282041d46e34aaecb57986f0.0198 BNB
0x973202169562b05764e232ef8f9572638a5d6bfe5ba02646f5728426daa5aa5f89357162021-07-07 2:27:2519 days 12 hrs ago 0x58e84d90fd976a183befb36a69cab464bef18cc50xd1d098324c5b5bc33716db941b2ac73fef427bb00.099 BNB
0xdbcd8fb81d84ff793cb94ee9d3cc25502057e1747d863bc3b495a7fdb76cb1ee89271422021-07-06 19:18:3119 days 19 hrs ago 0x58e84d90fd976a183befb36a69cab464bef18cc50x6bea451370f596e4d93eedfd5583f60256f272270.1881 BNB
0x43ac452d0c57ac2e4dd592477b03c2878552e055b2a9f06e90ef0999bd526a4a89021972021-07-05 22:20:4820 days 16 hrs ago 0x58e84d90fd976a183befb36a69cab464bef18cc50x829111c842fab9693b9fe4b8b6c86cb4816582040.0792 BNB
0xc815fbaee9f776c1b3acf558138b193bd29d3dbd37c32a3ece654b6c26c50ecf87945412021-07-02 3:48:5124 days 11 hrs ago 0x58e84d90fd976a183befb36a69cab464bef18cc50xef2247a69b624c620c690bd2404391de03551fc80.0594 BNB
0x4d727a92eb07b60ed4756d1b7301964f75ed3dc2836e924f643ca2750fb3eda787729402021-07-01 9:39:2825 days 5 hrs ago 0x58e84d90fd976a183befb36a69cab464bef18cc50x8f5bf8fafdb986666a3eded388dd98abf89efe4d0.297 BNB
0xa2b5fd8eef6b2d9922930571190110c807e3d3813ba9468fb665db7ffa96a8de87544732021-06-30 18:08:4225 days 20 hrs ago 0x58e84d90fd976a183befb36a69cab464bef18cc50xef2247a69b624c620c690bd2404391de03551fc80.0594 BNB
0x32ae2cf6ae6e652de9b396f660bfdd79fe63dbfd45792cae6d31ea0257c02e9f87241572021-06-29 16:38:0726 days 22 hrs ago 0x58e84d90fd976a183befb36a69cab464bef18cc50xd1d098324c5b5bc33716db941b2ac73fef427bb00.099 BNB
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Contract Source Code Verified (Similar Match)
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 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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