Overview
Max Total Supply
30,336,812,300.883985 USDC
Holders
2,507,609 ( 0.069%)
Market
Price
$1.00 @ 0.000287 ETH (+0.14%)
Onchain Market Cap
$30,336,812,300.88
Circulating Supply Market Cap
$43,154,779,628.00
Other Info
Token Contract (WITH 6 Decimals)
Balance
0.613708 USDCValue
$0.61 ( ~0.000175274028665035 Eth) [0.0000%]Loading...
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# | Exchange | Pair | Price | 24H Volume | % Volume |
---|---|---|---|---|---|
1 | Aerodrome SlipStream | 0X4200000000000000000000000000000000000006-0X833589FCD6EDB6E08F4C7C32D4F71B54BDA02913 | $1.00 0.0002877 Eth | $502,021,941.00 146,304.351 0X4200000000000000000000000000000000000006 | 0.0000% |
2 | Binance | BTC-USDC | $1.00 0.0002876 Eth | $380,921,029.00 3,960.862 BTC | 0.0000% |
3 | Uniswap V3 (Arbitrum One) | 0XAF88D065E77C8CC2239327C5EDB3A432268E5831-0X82AF49447D8A07E3BD95BD0D56F35241523FBAB1 | $1.00 0.0002879 Eth | $208,092,038.00 205,759,441.377 0XAF88D065E77C8CC2239327C5EDB3A432268E5831 | 0.0303% |
4 | Orca | SO11111111111111111111111111111111111111112-EPJFWDD5AUFQSSQEM2QN1XZYBAPC8G4WEGGKZWYTDT1V | $1.00 0.0002877 Eth | $206,103,208.00 1,069,116.828 SO11111111111111111111111111111111111111112 | 0.0002% |
5 | Binance | ETH-USDC | $1.00 0.0002883 Eth | $192,831,074.00 56,103.100 ETH | 0.0000% |
6 | Raydium (CLMM) | SO11111111111111111111111111111111111111112-EPJFWDD5AUFQSSQEM2QN1XZYBAPC8G4WEGGKZWYTDT1V | $1.00 0.0002876 Eth | $154,924,869.00 803,198.019 SO11111111111111111111111111111111111111112 | 0.0001% |
7 | Bybit | BTC-USDC | $1.00 0.0002876 Eth | $148,641,560.00 1,548.136 BTC | 0.0000% |
8 | Coinbase Exchange | USDT-USDC | $1.001 0.0002878 Eth | $132,557,550.00 132,580,331.740 USDT | 0.0196% |
9 | DigiFinex | BTC-USDC | $1.00 0.0002876 Eth | $110,000,532.00 1,121.185 BTC | 0.0000% |
10 | OKX | BTC-USDC | $1.00 0.0002876 Eth | $96,018,827.00 997.596 BTC | 0.0000% |
11 | Bybit | ETH-USDC | $1.00 0.0002876 Eth | $75,022,941.00 21,822.289 ETH | 0.0000% |
12 | Binance | SOL-USDC | $0.9998 0.0002876 Eth | $70,481,307.00 365,092.931 SOL | 0.0001% |
13 | FameEX | USDC-USDT | $0.9999 0.0002876 Eth | $61,152,610.00 61,134,730.072 USDC | 0.0090% |
14 | Binance | FDUSD-USDC | $0.9999 0.0002876 Eth | $56,597,388.00 56,478,228.000 FDUSD | 0.0083% |
15 | Binance | XRP-USDC | $0.9999 0.0002876 Eth | $56,560,357.00 24,837,239.000 XRP | 0.0037% |
16 | DigiFinex | ETH-USDC | $1.00 0.0002876 Eth | $52,372,162.00 15,057.716 ETH | 0.0000% |
17 | Deepcoin | USDC-USDT | $0.9999 0.0002876 Eth | $48,640,054.00 50,158,803.930 USDC | 0.0074% |
18 | Kraken | USDC-USD | $1.00 0.0002876 Eth | $46,536,738.00 46,536,737.938 USDC | 0.0069% |
19 | OKX | ETH-USDC | $1.00 0.0002876 Eth | $46,101,769.00 13,386.150 ETH | 0.0000% |
20 | Meteora | 2ZMMHCVQEXDTDE6VSFS7S7D5OUODFJHE8VD1GNBOUAUV-EPJFWDD5AUFQSSQEM2QN1XZYBAPC8G4WEGGKZWYTDT1V | $1.00 0.0002877 Eth | $43,792,989.00 1,349,576,380.108 2ZMMHCVQEXDTDE6VSFS7S7D5OUODFJHE8VD1GNBOUAUV | 0.1990% |
21 | Uniswap V3 (Arbitrum One) | 0XAF88D065E77C8CC2239327C5EDB3A432268E5831-0X2F2A2543B76A4166549F7AAB2E75BEF0AEFC5B0F | $0.9956 0.0002865 Eth | $41,493,572.00 40,898,885.499 0XAF88D065E77C8CC2239327C5EDB3A432268E5831 | 0.0060% |
22 | Velodrome SlipStream | 0X0B2C639C533813F4AA9D7837CAF62653D097FF85-0X4200000000000000000000000000000000000006 | $0.9986 0.0002872 Eth | $39,688,786.00 39,247,798.785 0X0B2C639C533813F4AA9D7837CAF62653D097FF85 | 0.0058% |
23 | Camelot V3 | 0XAF88D065E77C8CC2239327C5EDB3A432268E5831-0X82AF49447D8A07E3BD95BD0D56F35241523FBAB1 | $1.00 0.0002877 Eth | $38,114,550.00 37,667,077.291 0XAF88D065E77C8CC2239327C5EDB3A432268E5831 | 0.0056% |
24 | LBank | BTC-USDC | $0.9998 0.0002877 Eth | $34,632,681.00 352.976 BTC | 0.0000% |
25 | Biconomy.com | ETH-USDC | $0.9994 0.0002882 Eth | $30,609,327.00 8,935.083 ETH | 0.0000% |
26 | LFJ V2.1 (Avalanche) | 0XB31F66AA3C1E785363F0875A1B74E27B85FD66C7-0XB97EF9EF8734C71904D8002F8B6BC66DD9C48A6E | $1.00 0.0002876 Eth | $28,424,541.00 715,955.789 0XB31F66AA3C1E785363F0875A1B74E27B85FD66C7 | 0.0001% |
27 | Hotcoin | BTC-USDC | $0.9995 0.0002878 Eth | $28,267,055.00 288.570 BTC | 0.0000% |
28 | Orca | SO11111111111111111111111111111111111111112-EPJFWDD5AUFQSSQEM2QN1XZYBAPC8G4WEGGKZWYTDT1V | $1.00 0.0002877 Eth | $27,999,864.00 145,485.599 SO11111111111111111111111111111111111111112 | 0.0000% |
29 | Azbit | ETH-USDC | $1.00 0.0002875 Eth | $27,777,775.00 8,081.334 ETH | 0.0000% |
30 | Bybit | USDE-USDC | $1.00 0.0002876 Eth | $27,008,476.00 27,031,685.160 USDE | 0.0040% |
31 | Curve (Ethereum) | 0X66A1E37C9B0EADDCA17D3662D6C05F4DECF3E110-0XA0B86991C6218B36C1D19D4A2E9EB0CE3606EB48 | $1.00 0.0002882 Eth | $25,665,613.00 25,649,066.708 0X66A1E37C9B0EADDCA17D3662D6C05F4DECF3E110 | 0.0038% |
32 | WEEX | XRP-USDC | $0.9996 0.0002876 Eth | $25,068,132.00 10,856,815.263 XRP | 0.0016% |
33 | Orca | 27G8MTK7VTTCCHKPASJSDDKWWYFOQT6GGEUKIDVJIDD4-EPJFWDD5AUFQSSQEM2QN1XZYBAPC8G4WEGGKZWYTDT1V | $1.00 0.0002877 Eth | $25,006,545.00 5,941,642.547 27G8MTK7VTTCCHKPASJSDDKWWYFOQT6GGEUKIDVJIDD4 | 0.0009% |
34 | Curve (Ethereum) | 0X4C9EDD5852CD905F086C759E8383E09BFF1E68B3-0XA0B86991C6218B36C1D19D4A2E9EB0CE3606EB48 | $1.00 0.0002882 Eth | $24,981,114.00 24,997,955.049 0X4C9EDD5852CD905F086C759E8383E09BFF1E68B3 | 0.0037% |
35 | LBank | ETH-USDC | $0.9994 0.0002882 Eth | $24,453,995.00 7,054.666 ETH | 0.0000% |
36 | WEEX | DOGE-USDC | $0.9999 0.0002877 Eth | $24,233,344.00 73,983,370.000 DOGE | 0.0109% |
37 | LFJ V2.2 (Avalanche) | 0X9702230A8EA53601F5CD2DC00FDBC13D4DF4A8C7-0XB97EF9EF8734C71904D8002F8B6BC66DD9C48A6E | $1.00 0.0002877 Eth | $21,983,072.00 22,008,478.554 0X9702230A8EA53601F5CD2DC00FDBC13D4DF4A8C7 | 0.0032% |
38 | WhiteBIT | ETH-USDC | $0.9998 0.0002883 Eth | $21,928,416.00 6,320.148 ETH | 0.0000% |
39 | Sushiswap V3 (Arbitrum) | 0XAF88D065E77C8CC2239327C5EDB3A432268E5831-0X82AF49447D8A07E3BD95BD0D56F35241523FBAB1 | $1.001 0.0002879 Eth | $19,959,734.00 19,680,712.200 0XAF88D065E77C8CC2239327C5EDB3A432268E5831 | 0.0029% |
40 | Binance | DOGE-USDC | $0.9998 0.0002877 Eth | $17,208,806.00 52,348,322.000 DOGE | 0.0077% |
41 | WEEX | ETH-USDC | $1.00 0.0002875 Eth | $15,964,653.00 4,643.660 ETH | 0.0000% |
42 | Hotcoin | ETH-USDC | $1.001 0.0002878 Eth | $15,427,226.00 4,435.679 ETH | 0.0000% |
43 | Kraken | BTC-USDC | $1.001 0.0002877 Eth | $13,652,833.00 138.928 BTC | 0.0000% |
44 | Binance | BNB-USDC | $1.001 0.0002878 Eth | $12,744,961.00 18,426.468 BNB | 0.0000% |
45 | Binance | PEPE-USDC | $0.9998 0.0002876 Eth | $12,600,153.00 670,124,213,938.000 PEPE | 98.8288% |
46 | Binance | HBAR-USDC | $1.00 0.0002878 Eth | $12,492,467.00 41,005,905.000 HBAR | 0.0060% |
47 | KuCoin | BTC-USDC | $1.00 0.0002877 Eth | $10,133,335.00 103.340 BTC | 0.0000% |
48 | Slex | ETH-USDC | $1.001 0.0002879 Eth | $9,726,487.00 2,828.313 ETH | 0.0000% |
49 | KuCoin | ETH-USDC | $1.00 0.0002877 Eth | $8,414,259.00 2,419.880 ETH | 0.0000% |
50 | OKX | XRP-USDC | $1.00 0.0002876 Eth | $7,466,941.00 3,277,954.684 XRP | 0.0005% |
51 | QMall | ETH-USDC | $1.001 0.0002879 Eth | $6,656,257.00 1,935.144 ETH | 0.0000% |
52 | OKX | USDT-USDC | $1.00 0.0002876 Eth | $6,247,155.00 6,254,425.846 USDT | 0.0009% |
53 | Bitget | ETH-USDC | $1.00 0.0002877 Eth | $5,867,877.00 1,709.796 ETH | 0.0000% |
54 | Bitget | BTC-USDC | $1.00 0.0002877 Eth | $5,832,396.00 61.121 BTC | 0.0000% |
55 | HTX | BTC-USDC | $1.00 0.0002876 Eth | $5,768,248.00 60.381 BTC | 0.0000% |
56 | Deribit Spot | ETH-USDC | $1.001 0.0002879 Eth | $5,234,022.00 1,524.581 ETH | 0.0000% |
57 | OKX | SOL-USDC | $1.00 0.0002876 Eth | $5,193,919.00 26,848.195 SOL | 0.0000% |
58 | HTX | ETH-USDC | $1.00 0.0002876 Eth | $5,133,450.00 1,498.369 ETH | 0.0000% |
59 | PointPay | BTC-USDC | $1.00 0.0002879 Eth | $4,738,146.00 49.099 BTC | 0.0000% |
60 | Binance | FTM-USDC | $1.00 0.0002875 Eth | $4,674,424.00 4,797,702.000 FTM | 0.0007% |
61 | Binance | AAVE-USDC | $0.9998 0.0002876 Eth | $4,668,093.00 12,379.840 AAVE | 0.0000% |
62 | BYDFi | ETH-USDC | $0.9993 0.0002881 Eth | $4,050,077.00 1,167.256 ETH | 0.0000% |
63 | Binance | AVAX-USDC | $1.00 0.0002877 Eth | $3,872,345.00 97,471.660 AVAX | 0.0000% |
64 | XT.COM | BTC-USDC | $1.00 0.0002878 Eth | $3,818,262.00 39.703 BTC | 0.0000% |
65 | Binance | DOT-USDC | $0.9999 0.0002876 Eth | $3,717,971.00 502,693.250 DOT | 0.0001% |
66 | OKX | SUI-USDC | $1.00 0.0002876 Eth | $3,688,600.00 790,573.841 SUI | 0.0001% |
67 | Cube | BTC-USDC | $1.00 0.0002877 Eth | $3,631,757.00 37.924 BTC | 0.0000% |
68 | BingX | DOGE-USDC | $1.00 0.0002876 Eth | $3,584,874.00 10,913,986.000 DOGE | 0.0016% |
69 | KuCoin | USDT-USDC | $1.00 0.0002877 Eth | $3,510,157.00 3,512,263.090 USDT | 0.0005% |
70 | Azbit | LTC-USDC | $1.00 0.0002876 Eth | $3,268,234.00 30,522.413 LTC | 0.0000% |
71 | PointPay | ETH-USDC | $1.00 0.0002879 Eth | $3,016,544.00 877.513 ETH | 0.0000% |
72 | Deribit Spot | XRP-USDC | $1.001 0.0002879 Eth | $2,998,015.00 1,307,679.000 XRP | 0.0002% |
73 | Binance | LTC-USDC | $1.00 0.0002878 Eth | $2,565,607.00 23,875.476 LTC | 0.0000% |
74 | KuCoin | XRP-USDC | $1.00 0.0002877 Eth | $2,538,953.00 1,098,970.183 XRP | 0.0002% |
75 | Binance | ENA-USDC | $1.00 0.0002877 Eth | $2,525,593.00 2,371,894.770 ENA | 0.0003% |
76 | Binance | ALGO-USDC | $0.9998 0.0002876 Eth | $2,500,730.00 6,465,752.000 ALGO | 0.0010% |
77 | Binance | TAO-USDC | $0.9998 0.0002877 Eth | $2,459,022.00 4,965.781 TAO | 0.0000% |
78 | Binance | FET-USDC | $1.00 0.0002877 Eth | $2,279,362.00 1,662,981.900 FET | 0.0002% |
79 | WhiteBIT | ADA-USDC | $1.00 0.0002878 Eth | $2,006,085.00 2,157,343.700 ADA | 0.0003% |
80 | LBank | FIL-USDC | $1.00 0.0002878 Eth | $1,999,188.00 368,482.128 FIL | 0.0001% |
81 | Binance | NEAR-USDC | $0.9998 0.0002876 Eth | $1,993,816.00 362,458.800 NEAR | 0.0001% |
82 | Binance | CRV-USDC | $1.00 0.0002883 Eth | $1,941,483.00 1,980,355.000 CRV | 0.0003% |
83 | Bybit | DOGE-USDC | $1.00 0.0002876 Eth | $1,933,015.00 5,895,257.600 DOGE | 0.0009% |
84 | OKX | DOGE-USDC | $1.00 0.0002876 Eth | $1,887,972.00 5,767,427.310 DOGE | 0.0009% |
85 | Binance | RENDER-USDC | $0.9998 0.0002876 Eth | $1,869,127.00 241,081.330 RENDER | 0.0000% |
86 | Binance | WIF-USDC | $0.9998 0.0002876 Eth | $1,842,814.00 910,535.450 WIF | 0.0001% |
87 | Bitget | SOL-USDC | $1.00 0.0002877 Eth | $1,837,756.00 9,619.930 SOL | 0.0000% |
88 | Binance | INJ-USDC | $1.00 0.0002878 Eth | $1,674,604.00 72,643.990 INJ | 0.0000% |
89 | WEEX | ADA-USDC | $0.9996 0.0002876 Eth | $1,499,379.00 1,611,217.475 ADA | 0.0002% |
90 | Biconomy.com | USDT-USDC | $1.00 0.0002879 Eth | $1,384,844.00 1,386,529.819 USDT | 0.0002% |
91 | Binance | TRX-USDC | $1.00 0.0002877 Eth | $1,199,836.00 4,716,293.500 TRX | 0.0007% |
92 | Solidly V3 (Optimism) | 0X0B2C639C533813F4AA9D7837CAF62653D097FF85-0X7F5C764CBC14F9669B88837CA1490CCA17C31607 | $1.00 0.0002877 Eth | $1,149,404.00 1,149,373.223 0X0B2C639C533813F4AA9D7837CAF62653D097FF85 | 0.0002% |
93 | Binance | RUNE-USDC | $0.9998 0.0002876 Eth | $1,047,341.00 197,102.800 RUNE | 0.0000% |
94 | VALR | USDT-USDC | $0.9996 0.0002880 Eth | $1,022,351.00 1,023,690.875 USDT | 0.0002% |
95 | Binance | FLOKI-USDC | $0.9998 0.0002877 Eth | $983,669.00 5,516,645,759.000 FLOKI | 0.8136% |
96 | PointPay | SOL-USDC | $1.00 0.0002876 Eth | $755,734.00 3,911.857 SOL | 0.0000% |
97 | DeGate | 0XB50721BCF8D664C30412CFBC6CF7A15145234AD1-0XA0B86991C6218B36C1D19D4A2E9EB0CE3606EB48 | $0.9989 0.0002872 Eth | $534,704.00 663,454.610 0XB50721BCF8D664C30412CFBC6CF7A15145234AD1 | 0.0001% |
98 | Backpack Exchange | BTC-USDC | $1.001 0.0002882 Eth | $502,748.00 5.249 BTC | 0.0000% |
99 | WEEX | ARB-USDC | $0.9996 0.0002876 Eth | $502,147.00 618,149.194 ARB | 0.0001% |
100 | DeGate | 0X4D1C297D39C5C1277964D0E3F8AA901493664530-0XA0B86991C6218B36C1D19D4A2E9EB0CE3606EB48 | $0.9989 0.0002872 Eth | $469,668.00 702,617.720 0X4D1C297D39C5C1277964D0E3F8AA901493664530 | 0.0001% |
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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