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Overview
Max Total Supply
25,179,664,379.053137 USDC
Holders
2,384,588 ( 0.012%)
Market
Price
$1.00 @ 0.000395 ETH (-0.02%)
Onchain Market Cap
$25,169,718,411.62
Circulating Supply Market Cap
$34,684,307,499.00
Other Info
Token Contract (WITH 6 Decimals)
Balance
10 USDCValue
$10.00 ( ~0.00395411815573762 Eth) [0.0000%]Loading...
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# | Exchange | Pair | Price | 24H Volume | % Volume |
---|---|---|---|---|---|
1 | Bybit | BTC-USDC | $0.9998 0.0003954 Eth | $590,960,904.00 8,708.817 BTC | 0.0028% |
2 | Bybit | ETH-USDC | $0.9998 0.0003954 Eth | $208,555,464.00 83,535.622 ETH | 0.0273% |
3 | DigiFinex | BTC-USDC | $0.9999 0.0003954 Eth | $185,975,208.00 2,711.644 BTC | 0.0009% |
4 | Binance | BTC-USDC | $1.00 0.0003954 Eth | $113,337,582.00 1,668.126 BTC | 0.0005% |
5 | DigiFinex | ETH-USDC | $0.9999 0.0003954 Eth | $97,444,307.00 38,544.735 ETH | 0.0126% |
6 | WEEX | BTC-USDC | $0.9998 0.0003955 Eth | $89,915,069.00 1,323.582 BTC | 0.0004% |
7 | Binance | SOL-USDC | $0.9999 0.0003956 Eth | $79,444,448.00 451,261.477 SOL | 0.1476% |
8 | Azbit | BTC-USDC | $1.00 0.0003957 Eth | $72,042,840.00 1,062.360 BTC | 0.0003% |
9 | LBank | USDC-USDT | $1.00 0.0003957 Eth | $64,292,455.00 64,284,522.040 USDC | 21.0213% |
10 | Aerodrome SlipStream | 0XCBB7C0000AB88B473B1F5AFD9EF808440EED33BF-0X833589FCD6EDB6E08F4C7C32D4F71B54BDA02913 | $0.9999 0.0003954 Eth | $63,863,439.00 940.610 0XCBB7C0000AB88B473B1F5AFD9EF808440EED33BF | 0.0003% |
11 | Binance | ETH-USDC | $0.9998 0.0003955 Eth | $59,674,988.00 23,868.042 ETH | 0.0078% |
12 | Hotcoin | BTC-USDC | $0.9995 0.0003949 Eth | $56,447,763.00 823.086 BTC | 0.0003% |
13 | OKX | ETH-USDC | $1.00 0.0003956 Eth | $31,150,216.00 12,442.773 ETH | 0.0041% |
14 | Tapbit | BTC-USDC | $0.9998 0.0003954 Eth | $31,033,967.00 457.371 BTC | 0.0001% |
15 | OKX | BTC-USDC | $1.00 0.0003954 Eth | $30,031,513.00 441.775 BTC | 0.0001% |
16 | LBank | BTC-USDC | $1.00 0.0003956 Eth | $27,146,518.00 395.733 BTC | 0.0001% |
17 | Biconomy.com | ETH-USDC | $0.9999 0.0003956 Eth | $24,279,624.00 9,738.245 ETH | 0.0032% |
18 | Azbit | BNB-USDC | $1.00 0.0003957 Eth | $23,038,490.00 39,206.173 BNB | 0.0128% |
19 | Bybit | SOL-USDC | $0.9998 0.0003954 Eth | $18,949,786.00 107,662.538 SOL | 0.0352% |
20 | Kraken | USDC-USD | $0.9998 0.0003953 Eth | $17,607,396.00 17,610,918.633 USDC | 5.7589% |
21 | Curve (Ethereum) | 0XA0B86991C6218B36C1D19D4A2E9EB0CE3606EB48-0XDAC17F958D2EE523A2206206994597C13D831EC7 | $1.001 0.0003957 Eth | $17,071,593.00 17,062,219.969 0XA0B86991C6218B36C1D19D4A2E9EB0CE3606EB48 | 5.5794% |
22 | Hotcoin | ETH-USDC | $1.00 0.0003952 Eth | $16,957,334.00 6,700.897 ETH | 0.0022% |
23 | WhiteBIT | ETH-USDC | $1.00 0.0003954 Eth | $15,915,680.00 6,293.096 ETH | 0.0021% |
24 | Biconomy.com | BTC-USDC | $1.00 0.0003956 Eth | $14,231,464.00 209.719 BTC | 0.0001% |
25 | XT.COM | ETH-USDC | $1.00 0.0003956 Eth | $12,004,298.00 4,799.743 ETH | 0.0016% |
26 | Azbit | SOL-USDC | $1.00 0.0003957 Eth | $10,604,982.00 60,256.856 SOL | 0.0197% |
27 | Dexalot | WBTC-USDC | $1.00 0.0003949 Eth | $10,604,203.00 156.623 WBTC | 0.0001% |
28 | BingX | BTC-USDC | $0.9998 0.0003954 Eth | $9,049,139.00 133.312 BTC | 0.0000% |
29 | Curve (Ethereum) | 0XF939E0A03FB07F59A73314E73794BE0E57AC1B4E-0XA0B86991C6218B36C1D19D4A2E9EB0CE3606EB48 | $1.00 0.0003957 Eth | $8,248,661.00 8,251,403.160 0XF939E0A03FB07F59A73314E73794BE0E57AC1B4E | 2.6982% |
30 | Orca | 2B1KV6DKPANXD5IXFNXCPJXMKWQJJAYMCZFHSFU24GXO-EPJFWDD5AUFQSSQEM2QN1XZYBAPC8G4WEGGKZWYTDT1V | $1.00 0.0003956 Eth | $6,977,590.00 6,979,052.442 2B1KV6DKPANXD5IXFNXCPJXMKWQJJAYMCZFHSFU24GXO | 2.2822% |
31 | Kraken | BTC-USDC | $1.00 0.0003956 Eth | $6,317,689.00 92.118 BTC | 0.0000% |
32 | Dexalot | AVAX-USDC | $1.00 0.0003943 Eth | $5,687,584.00 222,032.879 AVAX | 0.0726% |
33 | Uniswap V3 (Celo) | 0XCEBA9300F2B948710D2653DD7B07F33A8B32118C-0X471ECE3750DA237F93B8E339C536989B8978A438 | $1.001 0.0003957 Eth | $5,377,144.00 5,399,106.165 0XCEBA9300F2B948710D2653DD7B07F33A8B32118C | 1.7655% |
34 | Azbit | ETH-USDC | $1.00 0.0003952 Eth | $5,374,609.00 2,155.023 ETH | 0.0007% |
35 | Orca | ED5NYYWEZPPPIWIMP8VYM7SD7TD3LAT3Q3GRTWHZPJBY-EPJFWDD5AUFQSSQEM2QN1XZYBAPC8G4WEGGKZWYTDT1V | $1.00 0.0003956 Eth | $5,318,579.00 25,627,341.721 ED5NYYWEZPPPIWIMP8VYM7SD7TD3LAT3Q3GRTWHZPJBY | 8.3803% |
36 | Cube | BTC-USDC | $1.00 0.0003956 Eth | $5,282,966.00 77.870 BTC | 0.0000% |
37 | Aerodrome SlipStream | 0X60A3E35CC302BFA44CB288BC5A4F316FDB1ADB42-0X833589FCD6EDB6E08F4C7C32D4F71B54BDA02913 | $0.9999 0.0003954 Eth | $5,138,180.00 4,756,298.179 0X60A3E35CC302BFA44CB288BC5A4F316FDB1ADB42 | 1.5553% |
38 | HTX | ETH-USDC | $0.9998 0.0003954 Eth | $4,782,652.00 1,916.960 ETH | 0.0006% |
39 | HTX | BTC-USDC | $0.9998 0.0003954 Eth | $4,610,124.00 67.983 BTC | 0.0000% |
40 | Azbit | LTC-USDC | $1.00 0.0003957 Eth | $4,301,945.00 60,830.250 LTC | 0.0199% |
41 | OKX | SOL-USDC | $1.00 0.0003956 Eth | $4,246,141.00 24,098.746 SOL | 0.0079% |
42 | Binance | ARB-USDC | $1.00 0.0003956 Eth | $3,985,516.00 7,723,569.300 ARB | 2.5256% |
43 | Raydium | ES9VMFRZACERMJFRF4H2FYD4KCONKY11MCCE8BENWNYB-EPJFWDD5AUFQSSQEM2QN1XZYBAPC8G4WEGGKZWYTDT1V | $0.9998 0.0003954 Eth | $3,868,075.00 3,871,439.912 ES9VMFRZACERMJFRF4H2FYD4KCONKY11MCCE8BENWNYB | 1.2660% |
44 | Bitget | BTC-USDC | $0.9998 0.0003954 Eth | $3,833,719.00 56.516 BTC | 0.0000% |
45 | Dex-Trade | BTC-USDC | $1.00 0.0003952 Eth | $3,830,403.00 55.835 BTC | 0.0000% |
46 | Bitget | ETH-USDC | $0.9998 0.0003954 Eth | $3,768,800.00 1,511.073 ETH | 0.0005% |
47 | Binance | ADA-USDC | $1.00 0.0003957 Eth | $3,566,509.00 10,573,925.700 ADA | 3.4577% |
48 | PointPay | SOL-USDC | $1.00 0.0003956 Eth | $3,496,984.00 19,856.407 SOL | 0.0065% |
49 | BingX | ETH-USDC | $0.9998 0.0003954 Eth | $3,495,806.00 1,399.688 ETH | 0.0005% |
50 | Binance | DOGE-USDC | $1.00 0.0003951 Eth | $3,317,441.00 23,233,220.000 DOGE | 7.5974% |
51 | Slex | ETH-USDC | $1.00 0.0003956 Eth | $3,101,711.00 1,240.237 ETH | 0.0004% |
52 | WhiteBIT | BTC-USDC | $1.00 0.0003952 Eth | $2,827,368.00 41.204 BTC | 0.0000% |
53 | Deribit Spot | SOL-USDC | $1.00 0.0003950 Eth | $2,802,566.00 15,909.900 SOL | 0.0052% |
54 | Binance | RUNE-USDC | $1.00 0.0003956 Eth | $2,731,434.00 504,720.200 RUNE | 0.1650% |
55 | PointPay | ETH-USDC | $1.00 0.0003956 Eth | $2,653,559.00 1,060.381 ETH | 0.0003% |
56 | Biconomy.com | USDT-USDC | $1.00 0.0003957 Eth | $2,402,356.00 2,404,768.150 USDT | 0.7864% |
57 | Dexalot | BTC-USDC | $1.00 0.0003949 Eth | $2,344,222.00 34.524 BTC | 0.0000% |
58 | Slex | BTC-USDC | $1.00 0.0003956 Eth | $2,034,889.00 29.941 BTC | 0.0000% |
59 | LBank | FIL-USDC | $1.00 0.0003956 Eth | $2,024,437.00 567,347.845 FIL | 0.1855% |
60 | Bybit | DOGE-USDC | $0.9998 0.0003954 Eth | $2,014,254.00 14,139,398.100 DOGE | 4.6236% |
61 | Coinbase Exchange | EURC-USDC | $0.9999 0.0003957 Eth | $1,638,408.00 1,514,476.000 EURC | 0.4952% |
62 | OKX | DOGE-USDC | $1.00 0.0003956 Eth | $1,561,886.00 10,923,845.440 DOGE | 3.5721% |
63 | Deribit Spot | ETH-USDC | $0.9999 0.0003956 Eth | $1,524,129.00 611.342 ETH | 0.0002% |
64 | Dexalot | ARB-USDC | $1.00 0.0003943 Eth | $1,420,373.00 2,758,481.523 ARB | 0.9020% |
65 | BYDFi | BTC-USDC | $1.00 0.0003956 Eth | $1,418,791.00 20.691 BTC | 0.0000% |
66 | Binance | WLD-USDC | $1.00 0.0003951 Eth | $1,283,646.00 638,996.800 WLD | 0.2090% |
67 | BYDFi | ETH-USDC | $1.00 0.0003954 Eth | $1,138,809.00 450.329 ETH | 0.0001% |
68 | XT.COM | BTC-USDC | $1.00 0.0003952 Eth | $1,117,619.00 16.452 BTC | 0.0000% |
69 | Bybit | SUI-USDC | $0.9998 0.0003954 Eth | $1,069,426.00 615,672.440 SUI | 0.2013% |
70 | Binance | JUP-USDC | $0.9998 0.0003961 Eth | $1,058,193.00 1,031,477.500 JUP | 0.3373% |
71 | Binance | APT-USDC | $1.00 0.0003954 Eth | $1,009,204.00 111,391.440 APT | 0.0364% |
72 | Binance | FET-USDC | $1.00 0.0003957 Eth | $948,950.00 752,717.000 FET | 0.2461% |
73 | WhiteBIT | XRP-USDC | $1.00 0.0003952 Eth | $922,551.00 1,781,084.600 XRP | 0.5824% |
74 | Dex-Trade | SOL-USDC | $1.00 0.0003946 Eth | $835,477.00 4,706.020 SOL | 0.0015% |
75 | Solidly V3 (Optimism) | 0X0B2C639C533813F4AA9D7837CAF62653D097FF85-0X7F5C764CBC14F9669B88837CA1490CCA17C31607 | $0.9998 0.0003954 Eth | $809,504.00 809,683.111 0X0B2C639C533813F4AA9D7837CAF62653D097FF85 | 0.2648% |
76 | Tokpie | USDT-USDC | $0.9998 0.0003954 Eth | $798,272.00 798,314.740 USDT | 0.2611% |
77 | BingX | DOGE-USDC | $0.9998 0.0003954 Eth | $782,799.00 5,483,483.306 DOGE | 1.7931% |
78 | OKX | XRP-USDC | $1.00 0.0003956 Eth | $746,985.00 1,448,750.269 XRP | 0.4737% |
79 | BYDFi | XRP-USDC | $0.9999 0.0003956 Eth | $723,201.00 1,392,742.000 XRP | 0.4554% |
80 | Vertex (Spot) | WBTC-USDC | $0.9999 0.0003956 Eth | $649,277.00 9.591 WBTC | 0.0000% |
81 | WhiteBIT | ADA-USDC | $1.00 0.0003952 Eth | $586,303.00 1,729,278.700 ADA | 0.5655% |
82 | PointPay | JUP-USDC | $1.00 0.0003950 Eth | $582,406.00 567,456.963 JUP | 0.1856% |
83 | tanX | ETH-USDC | $1.00 0.0003956 Eth | $554,572.00 222.012 ETH | 0.0001% |
84 | Binance | BOME-USDC | $0.9999 0.0003956 Eth | $468,999.00 55,287,825.000 BOME | 18.0794% |
85 | BitMart | TUSD-USDC | $0.9998 0.0003954 Eth | $426,250.00 428,321.400 TUSD | 0.1401% |
86 | Binance | FIL-USDC | $1.00 0.0003954 Eth | $293,783.00 82,861.100 FIL | 0.0271% |
87 | Cube | SOL-USDC | $1.00 0.0003957 Eth | $252,496.00 1,436.733 SOL | 0.0005% |
88 | BingX | UNI-USDC | $0.9998 0.0003954 Eth | $233,277.00 31,163.014 UNI | 0.0102% |
89 | DeGate | 0X1F9840A85D5AF5BF1D1762F925BDADDC4201F984-0XA0B86991C6218B36C1D19D4A2E9EB0CE3606EB48 | $0.9961 0.0003941 Eth | $219,334.00 29,389.488 0X1F9840A85D5AF5BF1D1762F925BDADDC4201F984 | 0.0096% |
90 | DeGate | 0XEC53BF9167F50CDEB3AE105F56099AAAB9061F83-0XA0B86991C6218B36C1D19D4A2E9EB0CE3606EB48 | $0.9961 0.0003941 Eth | $208,733.00 74,518.900 0XEC53BF9167F50CDEB3AE105F56099AAAB9061F83 | 0.0244% |
91 | DeGate | 0X808507121B80C02388FAD14726482E061B8DA827-0XA0B86991C6218B36C1D19D4A2E9EB0CE3606EB48 | $0.9961 0.0003941 Eth | $181,530.00 40,429.315 0X808507121B80C02388FAD14726482E061B8DA827 | 0.0132% |
92 | tanX | USDT-USDC | $1.00 0.0003951 Eth | $160,755.00 160,928.000 USDT | 0.0526% |
93 | DeGate | 0X467719AD09025FCC6CF6F8311755809D45A5E5F3-0XA0B86991C6218B36C1D19D4A2E9EB0CE3606EB48 | $0.9961 0.0003941 Eth | $159,084.00 220,658.790 0X467719AD09025FCC6CF6F8311755809D45A5E5F3 | 0.0722% |
94 | Dexalot | EURC-USDC | $1.00 0.0003949 Eth | $153,918.00 142,584.756 EURC | 0.0466% |
95 | OKX | TRX-USDC | $1.00 0.0003956 Eth | $139,015.00 845,106.784 TRX | 0.2764% |
96 | OKX | NEAR-USDC | $1.00 0.0003956 Eth | $137,782.00 32,409.086 NEAR | 0.0106% |
97 | DeGate | 0XB50721BCF8D664C30412CFBC6CF7A15145234AD1-0XA0B86991C6218B36C1D19D4A2E9EB0CE3606EB48 | $0.9961 0.0003941 Eth | $130,293.00 253,286.840 0XB50721BCF8D664C30412CFBC6CF7A15145234AD1 | 0.0828% |
98 | EXMO | USDC-USDT | $1.001 0.0003959 Eth | $91,042.00 90,950.976 USDC | 0.0297% |
99 | DeGate | 0X8457CA5040AD67FDEBBCC8EDCE889A335BC0FBFB-0XA0B86991C6218B36C1D19D4A2E9EB0CE3606EB48 | $0.9961 0.0003941 Eth | $72,643.00 762,044.600 0X8457CA5040AD67FDEBBCC8EDCE889A335BC0FBFB | 0.2492% |
100 | DeGate | 0X3F1EE2F15DA3EAF3539006B651144EC87755876D-0XA0B86991C6218B36C1D19D4A2E9EB0CE3606EB48 | $0.9961 0.0003941 Eth | $69,358.00 753,163.400 0X3F1EE2F15DA3EAF3539006B651144EC87755876D | 0.2463% |
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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