Feature Tip: Add private address tag to any address under My Name Tag !
Overview
Max Total Supply
25,125,023,794.642986 USDC
Holders
2,386,136 ( 0.078%)
Market
Price
$1.00 @ 0.000399 ETH (+0.07%)
Onchain Market Cap
$25,125,023,794.64
Circulating Supply Market Cap
$34,674,402,719.00
Other Info
Token Contract (WITH 6 Decimals)
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# | Exchange | Pair | Price | 24H Volume | % Volume |
---|---|---|---|---|---|
1 | Bybit | BTC-USDC | $1.00 0.0003993 Eth | $841,982,869.00 12,300.428 BTC | 0.0048% |
2 | DigiFinex | BTC-USDC | $0.9998 0.0003992 Eth | $283,642,030.00 4,099.540 BTC | 0.0016% |
3 | Bybit | ETH-USDC | $1.00 0.0003993 Eth | $229,145,777.00 91,409.152 ETH | 0.0355% |
4 | Orca | SO11111111111111111111111111111111111111112-EPJFWDD5AUFQSSQEM2QN1XZYBAPC8G4WEGGKZWYTDT1V | $0.9995 0.0003991 Eth | $197,029,510.00 1,123,057.025 SO11111111111111111111111111111111111111112 | 0.4359% |
5 | Binance | BTC-USDC | $0.9995 0.0003991 Eth | $174,601,872.00 2,550.569 BTC | 0.0010% |
6 | DigiFinex | ETH-USDC | $0.9998 0.0003992 Eth | $132,011,648.00 52,730.982 ETH | 0.0205% |
7 | WEEX | BTC-USDC | $0.9997 0.0003993 Eth | $100,489,537.00 1,453.701 BTC | 0.0006% |
8 | Bybit | USDC-USDT | $1.00 0.0003992 Eth | $88,842,484.00 88,801,076.880 USDC | 34.4630% |
9 | Hotcoin | BTC-USDC | $0.9997 0.0004005 Eth | $86,597,168.00 1,258.056 BTC | 0.0005% |
10 | Orca | SO11111111111111111111111111111111111111112-EPJFWDD5AUFQSSQEM2QN1XZYBAPC8G4WEGGKZWYTDT1V | $0.9995 0.0003991 Eth | $66,602,326.00 379,440.228 SO11111111111111111111111111111111111111112 | 0.1473% |
11 | OKX | BTC-USDC | $0.9995 0.0003991 Eth | $50,549,893.00 737.673 BTC | 0.0003% |
12 | Binance | SOL-USDC | $0.9995 0.0003990 Eth | $47,417,089.00 270,070.067 SOL | 0.1048% |
13 | OKX | ETH-USDC | $0.9995 0.0003991 Eth | $39,883,384.00 15,899.482 ETH | 0.0062% |
14 | Tapbit | BTC-USDC | $0.9999 0.0003997 Eth | $36,426,872.00 533.168 BTC | 0.0002% |
15 | LBank | BTC-USDC | $1.00 0.0004007 Eth | $30,580,815.00 443.518 BTC | 0.0002% |
16 | Orca | 27G8MTK7VTTCCHKPASJSDDKWWYFOQT6GGEUKIDVJIDD4-EPJFWDD5AUFQSSQEM2QN1XZYBAPC8G4WEGGKZWYTDT1V | $0.9995 0.0003991 Eth | $26,337,319.00 7,481,527.004 27G8MTK7VTTCCHKPASJSDDKWWYFOQT6GGEUKIDVJIDD4 | 2.9035% |
17 | Azbit | BNB-USDC | $0.9999 0.0004004 Eth | $25,319,498.00 42,912.576 BNB | 0.0167% |
18 | Hotcoin | ETH-USDC | $1.00 0.0003996 Eth | $22,925,697.00 9,166.216 ETH | 0.0036% |
19 | Biconomy.com | ETH-USDC | $0.9992 0.0003996 Eth | $21,948,271.00 8,776.635 ETH | 0.0034% |
20 | Bybit | SOL-USDC | $1.00 0.0003993 Eth | $20,867,287.00 118,811.318 SOL | 0.0461% |
21 | LBank | ETH-USDC | $1.00 0.0003992 Eth | $20,177,803.00 8,054.588 ETH | 0.0031% |
22 | WhiteBIT | ETH-USDC | $0.9992 0.0003993 Eth | $18,964,658.00 7,581.684 ETH | 0.0029% |
23 | Biconomy.com | BTC-USDC | $0.9992 0.0003996 Eth | $16,803,722.00 246.122 BTC | 0.0001% |
24 | XT.COM | ETH-USDC | $0.9996 0.0004010 Eth | $16,251,880.00 6,483.634 ETH | 0.0025% |
25 | BingX | BTC-USDC | $0.9996 0.0003991 Eth | $13,028,044.00 190.407 BTC | 0.0001% |
26 | Dexalot | WBTC-USDC | $1.00 0.0003980 Eth | $12,836,877.00 188.685 WBTC | 0.0001% |
27 | LFJ V2.1 (Avalanche) | 0XB31F66AA3C1E785363F0875A1B74E27B85FD66C7-0XB97EF9EF8734C71904D8002F8B6BC66DD9C48A6E | $0.9995 0.0003990 Eth | $12,410,630.00 482,487.438 0XB31F66AA3C1E785363F0875A1B74E27B85FD66C7 | 0.1872% |
28 | Azbit | SOL-USDC | $0.9992 0.0003996 Eth | $11,909,936.00 67,780.712 SOL | 0.0263% |
29 | PointPay | BTC-USDC | $0.9995 0.0003990 Eth | $10,747,155.00 156.880 BTC | 0.0001% |
30 | LFJ V2.2 (Avalanche) | 0X9702230A8EA53601F5CD2DC00FDBC13D4DF4A8C7-0XB97EF9EF8734C71904D8002F8B6BC66DD9C48A6E | $0.9995 0.0003991 Eth | $9,966,623.00 9,983,679.099 0X9702230A8EA53601F5CD2DC00FDBC13D4DF4A8C7 | 3.8746% |
31 | Cube | BTC-USDC | $1.00 0.0003996 Eth | $9,608,851.00 140.251 BTC | 0.0001% |
32 | Deribit Spot | BTC-USDC | $1.00 0.0004007 Eth | $8,395,801.00 122.728 BTC | 0.0000% |
33 | Orca | SO11111111111111111111111111111111111111112-EPJFWDD5AUFQSSQEM2QN1XZYBAPC8G4WEGGKZWYTDT1V | $0.9995 0.0003991 Eth | $7,307,036.00 41,576.457 SO11111111111111111111111111111111111111112 | 0.0161% |
34 | Uniswap V3 (Ethereum) | 0X2260FAC5E5542A773AA44FBCFEDF7C193BC2C599-0XA0B86991C6218B36C1D19D4A2E9EB0CE3606EB48 | $1.00 0.0003992 Eth | $7,268,875.00 106.299 0X2260FAC5E5542A773AA44FBCFEDF7C193BC2C599 | 0.0000% |
35 | Orca | 2B1KV6DKPANXD5IXFNXCPJXMKWQJJAYMCZFHSFU24GXO-EPJFWDD5AUFQSSQEM2QN1XZYBAPC8G4WEGGKZWYTDT1V | $0.9995 0.0003991 Eth | $7,183,893.00 7,188,533.066 2B1KV6DKPANXD5IXFNXCPJXMKWQJJAYMCZFHSFU24GXO | 2.7898% |
36 | Uniswap V3 (Ethereum) | 0X2260FAC5E5542A773AA44FBCFEDF7C193BC2C599-0XA0B86991C6218B36C1D19D4A2E9EB0CE3606EB48 | $1.00 0.0003992 Eth | $7,025,504.00 103.401 0X2260FAC5E5542A773AA44FBCFEDF7C193BC2C599 | 0.0000% |
37 | Uniswap V3 (Avalanche) | 0XB31F66AA3C1E785363F0875A1B74E27B85FD66C7-0XB97EF9EF8734C71904D8002F8B6BC66DD9C48A6E | $0.9995 0.0003991 Eth | $6,399,496.00 248,486.113 0XB31F66AA3C1E785363F0875A1B74E27B85FD66C7 | 0.0964% |
38 | Dex-Trade | BTC-USDC | $1.00 0.0003993 Eth | $5,971,964.00 86.293 BTC | 0.0000% |
39 | Binance | ARB-USDC | $0.9996 0.0004010 Eth | $5,809,326.00 11,284,380.700 ARB | 4.3794% |
40 | Azbit | ETH-USDC | $0.9999 0.0003996 Eth | $5,724,804.00 2,286.112 ETH | 0.0009% |
41 | OKX | SOL-USDC | $1.00 0.0003993 Eth | $5,654,113.00 32,252.236 SOL | 0.0125% |
42 | WhiteBIT | BTC-USDC | $1.001 0.0004009 Eth | $5,637,137.00 81.746 BTC | 0.0000% |
43 | Binance | DOGE-USDC | $0.9995 0.0003990 Eth | $5,443,025.00 37,089,469.000 DOGE | 14.3941% |
44 | HTX | ETH-USDC | $1.00 0.0003993 Eth | $5,031,385.00 2,009.050 ETH | 0.0008% |
45 | HTX | BTC-USDC | $0.9995 0.0003991 Eth | $5,009,442.00 73.437 BTC | 0.0000% |
46 | Azbit | LTC-USDC | $1.00 0.0003992 Eth | $4,829,400.00 68,314.440 LTC | 0.0265% |
47 | Binance | ADA-USDC | $0.9995 0.0003990 Eth | $4,559,133.00 13,553,953.200 ADA | 5.2602% |
48 | Binance | RUNE-USDC | $1.00 0.0004001 Eth | $4,309,820.00 779,655.800 RUNE | 0.3026% |
49 | Deribit Spot | SOL-USDC | $0.9996 0.0004010 Eth | $4,268,683.00 24,254.900 SOL | 0.0094% |
50 | Slex | ETH-USDC | $0.9999 0.0003997 Eth | $4,177,682.00 1,666.254 ETH | 0.0006% |
51 | Bitget | BTC-USDC | $0.9995 0.0003991 Eth | $3,843,816.00 56.385 BTC | 0.0000% |
52 | PointPay | ETH-USDC | $1.00 0.0003992 Eth | $3,636,664.00 1,449.961 ETH | 0.0006% |
53 | Bitget | ETH-USDC | $0.9995 0.0003991 Eth | $3,578,032.00 1,429.734 ETH | 0.0006% |
54 | OKX | USDT-USDC | $0.9995 0.0003991 Eth | $3,387,859.00 3,393,160.195 USDT | 1.3169% |
55 | Bybit | DOGE-USDC | $1.00 0.0003993 Eth | $3,322,604.00 22,684,674.300 DOGE | 8.8038% |
56 | Slex | BTC-USDC | $0.9995 0.0003990 Eth | $3,106,873.00 45.391 BTC | 0.0000% |
57 | OKX | DOGE-USDC | $0.9995 0.0003991 Eth | $2,778,020.00 18,959,722.320 DOGE | 7.3581% |
58 | Biconomy.com | USDT-USDC | $0.9992 0.0003993 Eth | $2,751,009.00 2,756,405.514 USDT | 1.0697% |
59 | Coinbase Exchange | EURC-USDC | $1.001 0.0004005 Eth | $2,476,003.00 2,286,548.000 EURC | 0.8874% |
60 | Deribit Spot | ETH-USDC | $0.9999 0.0003996 Eth | $2,357,231.00 939.394 ETH | 0.0004% |
61 | Binance US | BTC-USDC | $0.999 0.0004002 Eth | $2,322,652.00 33.737 BTC | 0.0000% |
62 | PointPay | SOL-USDC | $1.001 0.0004010 Eth | $2,109,295.00 12,001.256 SOL | 0.0047% |
63 | WhiteBIT | XRP-USDC | $1.00 0.0003992 Eth | $2,012,984.00 3,911,345.900 XRP | 1.5180% |
64 | Binance | WIF-USDC | $0.9995 0.0003990 Eth | $2,004,966.00 839,612.670 WIF | 0.3258% |
65 | LBank | FIL-USDC | $1.00 0.0003992 Eth | $1,993,593.00 563,868.066 FIL | 0.2188% |
66 | Bybit | XRP-USDC | $1.00 0.0003993 Eth | $1,817,637.00 3,520,421.710 XRP | 1.3662% |
67 | Dexalot | ARB-USDC | $0.9998 0.0004005 Eth | $1,777,597.00 3,448,933.344 ARB | 1.3385% |
68 | XT.COM | BTC-USDC | $1.00 0.0003996 Eth | $1,740,375.00 25.413 BTC | 0.0000% |
69 | Bitcointry | BTC-USDC | $1.00 0.0004009 Eth | $1,735,342.00 25.381 BTC | 0.0000% |
70 | VALR | USDT-USDC | $1.00 0.0004007 Eth | $1,663,042.00 1,664,116.288 USDT | 0.6458% |
71 | Binance | SAGA-USDC | $0.9995 0.0003990 Eth | $1,571,489.00 822,005.300 SAGA | 0.3190% |
72 | BYDFi | ETH-USDC | $0.9997 0.0004003 Eth | $1,510,418.00 605.568 ETH | 0.0002% |
73 | Bybit | SUI-USDC | $1.00 0.0003993 Eth | $1,316,602.00 775,719.770 SUI | 0.3011% |
74 | Binance | APT-USDC | $0.9999 0.0004004 Eth | $1,281,738.00 142,446.510 APT | 0.0553% |
75 | Binance | WLD-USDC | $0.9999 0.0004006 Eth | $1,138,449.00 575,212.600 WLD | 0.2232% |
76 | Binance | FET-USDC | $0.9999 0.0004006 Eth | $1,130,648.00 909,624.900 FET | 0.3530% |
77 | OKX | XRP-USDC | $0.9995 0.0003991 Eth | $1,007,107.00 1,952,438.213 XRP | 0.7577% |
78 | WhiteBIT | ADA-USDC | $0.9992 0.0003996 Eth | $906,944.00 2,698,070.600 ADA | 1.0471% |
79 | Binance | AAVE-USDC | $0.9997 0.0004011 Eth | $865,954.00 5,761.715 AAVE | 0.0022% |
80 | Binance | DOT-USDC | $0.9996 0.0004010 Eth | $777,035.00 188,803.820 DOT | 0.0733% |
81 | Tokpie | USDT-USDC | $0.9995 0.0003991 Eth | $772,263.00 772,512.440 USDT | 0.2998% |
82 | WEEX | XRP-USDC | $0.9999 0.0003997 Eth | $563,549.00 1,092,274.000 XRP | 0.4239% |
83 | Bybit | APT-USDC | $1.00 0.0003993 Eth | $555,729.00 61,832.660 APT | 0.0240% |
84 | Bybit | AVAX-USDC | $1.00 0.0003993 Eth | $519,293.00 20,161.509 AVAX | 0.0078% |
85 | Bybit | OP-USDC | $1.00 0.0003993 Eth | $446,916.00 282,893.720 OP | 0.1098% |
86 | BitMart | TUSD-USDC | $1.00 0.0003993 Eth | $425,778.00 427,430.600 TUSD | 0.1659% |
87 | Cube | SOL-USDC | $0.9999 0.0003996 Eth | $360,555.00 2,057.380 SOL | 0.0008% |
88 | OKX | OP-USDC | $1.00 0.0003993 Eth | $320,403.00 202,366.848 OP | 0.0785% |
89 | DeGate | 0XEC53BF9167F50CDEB3AE105F56099AAAB9061F83-0XA0B86991C6218B36C1D19D4A2E9EB0CE3606EB48 | $0.9993 0.0003999 Eth | $283,402.00 102,087.177 0XEC53BF9167F50CDEB3AE105F56099AAAB9061F83 | 0.0396% |
90 | OKX | FIL-USDC | $0.9995 0.0003991 Eth | $276,754.00 77,586.771 FIL | 0.0301% |
91 | Solidly V3 (Optimism) | 0X0B2C639C533813F4AA9D7837CAF62653D097FF85-0X94B008AA00579C1307B0EF2C499AD98A8CE58E58 | $0.9995 0.0003990 Eth | $275,071.00 275,158.249 0X0B2C639C533813F4AA9D7837CAF62653D097FF85 | 0.1068% |
92 | DeGate | 0X1F9840A85D5AF5BF1D1762F925BDADDC4201F984-0XA0B86991C6218B36C1D19D4A2E9EB0CE3606EB48 | $0.9947 0.0003985 Eth | $269,506.00 36,108.516 0X1F9840A85D5AF5BF1D1762F925BDADDC4201F984 | 0.0140% |
93 | Dexalot | EURC-USDC | $1.00 0.0003980 Eth | $243,457.00 225,267.313 EURC | 0.0874% |
94 | DeGate | 0X808507121B80C02388FAD14726482E061B8DA827-0XA0B86991C6218B36C1D19D4A2E9EB0CE3606EB48 | $0.9994 0.0004002 Eth | $233,448.00 52,005.662 0X808507121B80C02388FAD14726482E061B8DA827 | 0.0202% |
95 | DeGate | 0XB50721BCF8D664C30412CFBC6CF7A15145234AD1-0XA0B86991C6218B36C1D19D4A2E9EB0CE3606EB48 | $0.9947 0.0003985 Eth | $195,007.00 380,295.510 0XB50721BCF8D664C30412CFBC6CF7A15145234AD1 | 0.1476% |
96 | DeGate | 0X467719AD09025FCC6CF6F8311755809D45A5E5F3-0XA0B86991C6218B36C1D19D4A2E9EB0CE3606EB48 | $0.9947 0.0003985 Eth | $181,440.00 255,464.230 0X467719AD09025FCC6CF6F8311755809D45A5E5F3 | 0.0991% |
97 | DeGate | 0X1C88D38D04ACD3EDD9051EC587C67ABFF04BF30D-0XA0B86991C6218B36C1D19D4A2E9EB0CE3606EB48 | $0.9993 0.0003999 Eth | $162,297.00 38,462.924 0X1C88D38D04ACD3EDD9051EC587C67ABFF04BF30D | 0.0149% |
98 | DeGate | 0X92D6C1E31E14520E676A687F0A93788B716BEFF5-0XA0B86991C6218B36C1D19D4A2E9EB0CE3606EB48 | $0.9947 0.0003985 Eth | $136,520.00 136,959.268 0X92D6C1E31E14520E676A687F0A93788B716BEFF5 | 0.0532% |
99 | DeGate | 0X8457CA5040AD67FDEBBCC8EDCE889A335BC0FBFB-0XA0B86991C6218B36C1D19D4A2E9EB0CE3606EB48 | $0.9947 0.0003985 Eth | $86,528.00 922,537.500 0X8457CA5040AD67FDEBBCC8EDCE889A335BC0FBFB | 0.3580% |
100 | DeGate | 0X3F1EE2F15DA3EAF3539006B651144EC87755876D-0XA0B86991C6218B36C1D19D4A2E9EB0CE3606EB48 | $0.9993 0.0003999 Eth | $83,290.00 898,840.700 0X3F1EE2F15DA3EAF3539006B651144EC87755876D | 0.3488% |
Contract Name:
FiatTokenProxy
Compiler Version
v0.4.24+commit.e67f0147
Optimization Enabled:
No with 200 runs
Other Settings:
default evmVersion, Audited
Contract Source Code (Solidity)Audit Report
/** *Submitted for verification at Etherscan.io on 2018-08-03 */ pragma solidity ^0.4.24; // File: zos-lib/contracts/upgradeability/Proxy.sol /** * @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. */ contract Proxy { /** * @dev Fallback function. * Implemented entirely in `_fallback`. */ function () payable external { _fallback(); } /** * @return The Address of the implementation. */ function _implementation() internal 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 { } /** * @dev fallback implementation. * Extracted to enable manual triggering. */ function _fallback() internal { _willFallback(); _delegate(_implementation()); } } // File: openzeppelin-solidity/contracts/AddressUtils.sol /** * Utility library of inline functions on addresses */ library AddressUtils { /** * Returns whether the target address is a contract * @dev This function will return false if invoked during the constructor of a contract, * as the code is not actually created until after the constructor finishes. * @param addr address to check * @return whether the target address is a contract */ function isContract(address addr) internal view returns (bool) { uint256 size; // XXX Currently there is no better way to check if there is a contract in an address // than to check the size of the code at that address. // See https://ethereum.stackexchange.com/a/14016/36603 // for more details about how this works. // TODO Check this again before the Serenity release, because all addresses will be // contracts then. // solium-disable-next-line security/no-inline-assembly assembly { size := extcodesize(addr) } return size > 0; } } // File: zos-lib/contracts/upgradeability/UpgradeabilityProxy.sol /** * @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 Emitted when the implementation is upgraded. * @param implementation Address of the new implementation. */ event Upgraded(address implementation); /** * @dev Storage slot with the address of the current implementation. * This is the keccak-256 hash of "org.zeppelinos.proxy.implementation", and is * validated in the constructor. */ bytes32 private constant IMPLEMENTATION_SLOT = 0x7050c9e0f4ca769c69bd3a8ef740bc37934f8e2c036e5a723fd8ee048ed3f8c3; /** * @dev Contract constructor. * @param _implementation Address of the initial implementation. */ constructor(address _implementation) public { assert(IMPLEMENTATION_SLOT == keccak256("org.zeppelinos.proxy.implementation")); _setImplementation(_implementation); } /** * @dev Returns the current implementation. * @return Address of the current implementation */ function _implementation() internal 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) private { require(AddressUtils.isContract(newImplementation), "Cannot set a proxy implementation to a non-contract address"); bytes32 slot = IMPLEMENTATION_SLOT; assembly { sstore(slot, newImplementation) } } } // File: zos-lib/contracts/upgradeability/AdminUpgradeabilityProxy.sol /** * @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 { /** * @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 "org.zeppelinos.proxy.admin", and is * validated in the constructor. */ bytes32 private constant ADMIN_SLOT = 0x10d6a54a4754c8869d6886b5f5d7fbfa5b4522237ea5c60d11bc4e7a1ff9390b; /** * @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(); } } /** * Contract constructor. * It sets the `msg.sender` as the proxy administrator. * @param _implementation address of the initial implementation. */ constructor(address _implementation) UpgradeabilityProxy(_implementation) public { assert(ADMIN_SLOT == keccak256("org.zeppelinos.proxy.admin")); _setAdmin(msg.sender); } /** * @return The address of the proxy admin. */ function admin() external view ifAdmin returns (address) { return _admin(); } /** * @return The address of the implementation. */ function implementation() external view 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/develop/abi-spec.html#function-selector-and-argument-encoding. */ function upgradeToAndCall(address newImplementation, bytes data) payable external ifAdmin { _upgradeTo(newImplementation); require(address(this).call.value(msg.value)(data)); } /** * @return 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 { require(msg.sender != _admin(), "Cannot call fallback function from the proxy admin"); super._willFallback(); } } // File: contracts/FiatTokenProxy.sol /** * Copyright CENTRE SECZ 2018 * * Permission is hereby granted, free of charge, to any person obtaining a copy * of this software and associated documentation files (the "Software"), to deal * in the Software without restriction, including without limitation the rights * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell * copies of the Software, and to permit persons to whom the Software is furnished to * do so, subject to the following conditions: * * The above copyright notice and this permission notice shall be included in all * copies or substantial portions of the Software. * * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, * WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. */ pragma solidity ^0.4.24; /** * @title FiatTokenProxy * @dev This contract proxies FiatToken calls and enables FiatToken upgrades */ contract FiatTokenProxy is AdminUpgradeabilityProxy { constructor(address _implementation) public AdminUpgradeabilityProxy(_implementation) { } }
Contract Security Audit
- Callisto Network - Apr 7th, 2023 - Security Audit Report
[{"constant":false,"inputs":[{"name":"newImplementation","type":"address"}],"name":"upgradeTo","outputs":[],"payable":false,"stateMutability":"nonpayable","type":"function"},{"constant":false,"inputs":[{"name":"newImplementation","type":"address"},{"name":"data","type":"bytes"}],"name":"upgradeToAndCall","outputs":[],"payable":true,"stateMutability":"payable","type":"function"},{"constant":true,"inputs":[],"name":"implementation","outputs":[{"name":"","type":"address"}],"payable":false,"stateMutability":"view","type":"function"},{"constant":false,"inputs":[{"name":"newAdmin","type":"address"}],"name":"changeAdmin","outputs":[],"payable":false,"stateMutability":"nonpayable","type":"function"},{"constant":true,"inputs":[],"name":"admin","outputs":[{"name":"","type":"address"}],"payable":false,"stateMutability":"view","type":"function"},{"inputs":[{"name":"_implementation","type":"address"}],"payable":false,"stateMutability":"nonpayable","type":"constructor"},{"payable":true,"stateMutability":"payable","type":"fallback"},{"anonymous":false,"inputs":[{"indexed":false,"name":"previousAdmin","type":"address"},{"indexed":false,"name":"newAdmin","type":"address"}],"name":"AdminChanged","type":"event"},{"anonymous":false,"inputs":[{"indexed":false,"name":"implementation","type":"address"}],"name":"Upgraded","type":"event"}]
Contract Creation Code
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Deployed Bytecode
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
Constructor Arguments (ABI-Encoded and is the last bytes of the Contract Creation Code above)
0000000000000000000000000882477e7895bdc5cea7cb1552ed914ab157fe56
-----Decoded View---------------
Arg [0] : _implementation (address): 0x0882477e7895bdC5cea7cB1552ed914aB157Fe56
-----Encoded View---------------
1 Constructor Arguments found :
Arg [0] : 0000000000000000000000000882477e7895bdc5cea7cb1552ed914ab157fe56
Swarm Source
bzzr://a4a547cfc7202c5acaaae74d428e988bc62ad5024eb0165532d3a8f91db4ed24
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