Overview
Max Total Supply
25,165,725,900.017709 USDC
Holders
2,384,530 ( 0.010%)
Market
Price
$1.00 @ 0.000398 ETH (+0.02%)
Onchain Market Cap
$25,165,725,900.02
Circulating Supply Market Cap
$34,653,445,677.00
Other Info
Token Contract (WITH 6 Decimals)
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# | Exchange | Pair | Price | 24H Volume | % Volume |
---|---|---|---|---|---|
1 | Bybit | BTC-USDC | $1.00 0.0003983 Eth | $554,990,493.00 8,187.576 BTC | 0.0033% |
2 | Bybit | ETH-USDC | $1.00 0.0003983 Eth | $199,222,899.00 79,923.659 ETH | 0.0323% |
3 | DigiFinex | BTC-USDC | $0.9999 0.0003983 Eth | $170,122,340.00 2,492.642 BTC | 0.0010% |
4 | Orca | SO11111111111111111111111111111111111111112-EPJFWDD5AUFQSSQEM2QN1XZYBAPC8G4WEGGKZWYTDT1V | $1.00 0.0003984 Eth | $153,486,033.00 873,459.564 SO11111111111111111111111111111111111111112 | 0.3530% |
5 | Raydium (CLMM) | SO11111111111111111111111111111111111111112-EPJFWDD5AUFQSSQEM2QN1XZYBAPC8G4WEGGKZWYTDT1V | $1.00 0.0003983 Eth | $111,623,354.00 634,781.096 SO11111111111111111111111111111111111111112 | 0.2565% |
6 | Binance | BTC-USDC | $1.00 0.0003983 Eth | $104,108,337.00 1,534.479 BTC | 0.0006% |
7 | DigiFinex | ETH-USDC | $0.9999 0.0003983 Eth | $86,626,550.00 34,532.171 ETH | 0.0140% |
8 | WEEX | BTC-USDC | $0.9998 0.0003990 Eth | $84,665,255.00 1,247.246 BTC | 0.0005% |
9 | Binance | SOL-USDC | $0.9998 0.0003990 Eth | $80,287,740.00 456,486.534 SOL | 0.1845% |
10 | Azbit | BTC-USDC | $1.00 0.0003988 Eth | $71,992,905.00 1,063.500 BTC | 0.0004% |
11 | Binance | ETH-USDC | $0.9998 0.0003991 Eth | $53,339,532.00 21,375.435 ETH | 0.0086% |
12 | Hotcoin | BTC-USDC | $0.9997 0.0003988 Eth | $52,122,528.00 764.545 BTC | 0.0003% |
13 | Orca | SO11111111111111111111111111111111111111112-EPJFWDD5AUFQSSQEM2QN1XZYBAPC8G4WEGGKZWYTDT1V | $1.00 0.0003984 Eth | $51,521,413.00 293,081.202 SO11111111111111111111111111111111111111112 | 0.1184% |
14 | Tapbit | BTC-USDC | $0.9999 0.0003984 Eth | $31,116,014.00 459.142 BTC | 0.0002% |
15 | OKX | BTC-USDC | $1.00 0.0003983 Eth | $28,480,022.00 419.650 BTC | 0.0002% |
16 | OKX | ETH-USDC | $1.00 0.0003987 Eth | $27,571,102.00 11,042.333 ETH | 0.0045% |
17 | Biconomy.com | ETH-USDC | $1.00 0.0003984 Eth | $24,918,832.00 10,006.455 ETH | 0.0040% |
18 | Azbit | BNB-USDC | $1.00 0.0003984 Eth | $23,046,962.00 39,290.891 BNB | 0.0159% |
19 | Uniswap V3 (Polygon) | 0X3C499C542CEF5E3811E1192CE70D8CC03D5C3359-0X2791BCA1F2DE4661ED88A30C99A7A9449AA84174 | $0.9999 0.0003983 Eth | $20,016,476.00 20,020,148.916 0X3C499C542CEF5E3811E1192CE70D8CC03D5C3359 | 8.0904% |
20 | Orca | 27G8MTK7VTTCCHKPASJSDDKWWYFOQT6GGEUKIDVJIDD4-EPJFWDD5AUFQSSQEM2QN1XZYBAPC8G4WEGGKZWYTDT1V | $1.00 0.0003984 Eth | $18,501,915.00 5,256,198.782 27G8MTK7VTTCCHKPASJSDDKWWYFOQT6GGEUKIDVJIDD4 | 2.1241% |
21 | Meteora | SO11111111111111111111111111111111111111112-EPJFWDD5AUFQSSQEM2QN1XZYBAPC8G4WEGGKZWYTDT1V | $0.9999 0.0003984 Eth | $18,218,400.00 103,632.125 SO11111111111111111111111111111111111111112 | 0.0419% |
22 | Bybit | SOL-USDC | $1.00 0.0003983 Eth | $18,165,076.00 103,298.880 SOL | 0.0417% |
23 | LBank | ETH-USDC | $1.00 0.0003984 Eth | $16,415,280.00 6,536.603 ETH | 0.0026% |
24 | Bitunix | USDC-USDT | $0.9998 0.0003983 Eth | $15,633,225.00 15,634,112.712 USDC | 6.3180% |
25 | Raydium (CLMM) | SO11111111111111111111111111111111111111112-EPJFWDD5AUFQSSQEM2QN1XZYBAPC8G4WEGGKZWYTDT1V | $1.00 0.0003983 Eth | $14,366,596.00 81,768.222 SO11111111111111111111111111111111111111112 | 0.0330% |
26 | WhiteBIT | ETH-USDC | $0.9998 0.0003989 Eth | $14,268,274.00 5,696.847 ETH | 0.0023% |
27 | Biconomy.com | BTC-USDC | $0.9999 0.0003988 Eth | $13,838,648.00 204.216 BTC | 0.0001% |
28 | Azbit | SOL-USDC | $0.9999 0.0003988 Eth | $10,753,351.00 61,222.710 SOL | 0.0247% |
29 | XT.COM | ETH-USDC | $0.9999 0.0003987 Eth | $10,724,389.00 4,296.879 ETH | 0.0017% |
30 | Dexalot | WBTC-USDC | $0.9999 0.0003985 Eth | $9,132,441.00 135.211 WBTC | 0.0001% |
31 | BingX | BTC-USDC | $1.00 0.0003984 Eth | $8,482,470.00 125.109 BTC | 0.0001% |
32 | Raydium (CLMM) | A9MUU4QVISCTJVPJDBJWKB28DEG915LYJKRZQ19JI3FM-EPJFWDD5AUFQSSQEM2QN1XZYBAPC8G4WEGGKZWYTDT1V | $1.00 0.0003983 Eth | $7,910,134.00 7,915,892.436 A9MUU4QVISCTJVPJDBJWKB28DEG915LYJKRZQ19JI3FM | 3.1989% |
33 | Orca | 2B1KV6DKPANXD5IXFNXCPJXMKWQJJAYMCZFHSFU24GXO-EPJFWDD5AUFQSSQEM2QN1XZYBAPC8G4WEGGKZWYTDT1V | $1.00 0.0003984 Eth | $6,931,271.00 6,932,846.870 2B1KV6DKPANXD5IXFNXCPJXMKWQJJAYMCZFHSFU24GXO | 2.8017% |
34 | Meteora | SO11111111111111111111111111111111111111112-EPJFWDD5AUFQSSQEM2QN1XZYBAPC8G4WEGGKZWYTDT1V | $0.9999 0.0003984 Eth | $6,091,964.00 34,670.634 SO11111111111111111111111111111111111111112 | 0.0140% |
35 | Orca | SO11111111111111111111111111111111111111112-EPJFWDD5AUFQSSQEM2QN1XZYBAPC8G4WEGGKZWYTDT1V | $1.00 0.0003984 Eth | $6,090,509.00 34,647.067 SO11111111111111111111111111111111111111112 | 0.0140% |
36 | Kraken | BTC-USDC | $1.001 0.0003987 Eth | $6,077,426.00 88.949 BTC | 0.0000% |
37 | PointPay | BTC-USDC | $0.9999 0.0003990 Eth | $5,895,037.00 86.841 BTC | 0.0000% |
38 | LFJ V2.1 (Avalanche) | 0XB31F66AA3C1E785363F0875A1B74E27B85FD66C7-0XB97EF9EF8734C71904D8002F8B6BC66DD9C48A6E | $1.00 0.0003984 Eth | $5,855,651.00 228,836.376 0XB31F66AA3C1E785363F0875A1B74E27B85FD66C7 | 0.0925% |
39 | Orca | ED5NYYWEZPPPIWIMP8VYM7SD7TD3LAT3Q3GRTWHZPJBY-EPJFWDD5AUFQSSQEM2QN1XZYBAPC8G4WEGGKZWYTDT1V | $1.00 0.0003984 Eth | $5,361,556.00 25,843,666.744 ED5NYYWEZPPPIWIMP8VYM7SD7TD3LAT3Q3GRTWHZPJBY | 10.4438% |
40 | Azbit | ETH-USDC | $1.00 0.0003984 Eth | $5,330,453.00 2,141.005 ETH | 0.0009% |
41 | Cube | BTC-USDC | $0.9995 0.0003988 Eth | $5,297,409.00 78.208 BTC | 0.0000% |
42 | Meteora | SO11111111111111111111111111111111111111112-EPJFWDD5AUFQSSQEM2QN1XZYBAPC8G4WEGGKZWYTDT1V | $0.9999 0.0003984 Eth | $4,805,136.00 27,344.821 SO11111111111111111111111111111111111111112 | 0.0111% |
43 | Meteora | SO11111111111111111111111111111111111111112-EPJFWDD5AUFQSSQEM2QN1XZYBAPC8G4WEGGKZWYTDT1V | $0.9999 0.0003984 Eth | $4,698,934.00 26,707.278 SO11111111111111111111111111111111111111112 | 0.0108% |
44 | Sushiswap V3 (Arbitrum) | 0XAF88D065E77C8CC2239327C5EDB3A432268E5831-0X82AF49447D8A07E3BD95BD0D56F35241523FBAB1 | $0.999 0.0003980 Eth | $4,641,914.00 4,622,542.789 0XAF88D065E77C8CC2239327C5EDB3A432268E5831 | 1.8680% |
45 | Orca | CZLSUJWBLFSSJNCFKH59RUFQVAFWCY5TZEDWJSUYPUMP-EPJFWDD5AUFQSSQEM2QN1XZYBAPC8G4WEGGKZWYTDT1V | $1.00 0.0003984 Eth | $4,459,312.00 7,151,373.025 CZLSUJWBLFSSJNCFKH59RUFQVAFWCY5TZEDWJSUYPUMP | 2.8900% |
46 | Meteora | SO11111111111111111111111111111111111111112-EPJFWDD5AUFQSSQEM2QN1XZYBAPC8G4WEGGKZWYTDT1V | $0.9999 0.0003984 Eth | $4,372,232.00 24,902.760 SO11111111111111111111111111111111111111112 | 0.0101% |
47 | Uniswap V3 (Celo) | 0XCEBA9300F2B948710D2653DD7B07F33A8B32118C-0X471ECE3750DA237F93B8E339C536989B8978A438 | $1.004 0.0004000 Eth | $4,333,711.00 4,329,667.922 0XCEBA9300F2B948710D2653DD7B07F33A8B32118C | 1.7497% |
48 | Azbit | LTC-USDC | $0.9998 0.0003989 Eth | $4,303,533.00 61,014.920 LTC | 0.0247% |
49 | Trubit | BTC-USDC | $1.00 0.0003988 Eth | $4,088,409.00 60.312 BTC | 0.0000% |
50 | Deribit Spot | BTC-USDC | $1.00 0.0003991 Eth | $3,933,864.00 57.928 BTC | 0.0000% |
51 | Bitget | BTC-USDC | $1.00 0.0003984 Eth | $3,890,855.00 57.443 BTC | 0.0000% |
52 | Bitget | ETH-USDC | $1.00 0.0003984 Eth | $3,783,900.00 1,518.848 ETH | 0.0006% |
53 | Binance | ARB-USDC | $0.9998 0.0003991 Eth | $3,710,464.00 7,206,603.200 ARB | 2.9123% |
54 | Dex-Trade | BTC-USDC | $0.9996 0.0003985 Eth | $3,508,639.00 51.460 BTC | 0.0000% |
55 | Binance | ADA-USDC | $1.00 0.0003991 Eth | $3,355,961.00 9,957,285.800 ADA | 4.0239% |
56 | BingX | ETH-USDC | $1.00 0.0003984 Eth | $3,302,928.00 1,324.725 ETH | 0.0005% |
57 | Binance | DOGE-USDC | $1.00 0.0003993 Eth | $3,112,370.00 21,848,863.000 DOGE | 8.8294% |
58 | Slex | ETH-USDC | $1.00 0.0003988 Eth | $2,751,259.00 1,102.395 ETH | 0.0004% |
59 | WhiteBIT | BTC-USDC | $1.00 0.0003984 Eth | $2,646,639.00 38.755 BTC | 0.0000% |
60 | Deribit Spot | SOL-USDC | $0.9999 0.0003992 Eth | $2,546,653.00 14,473.800 SOL | 0.0058% |
61 | Binance | RUNE-USDC | $0.9998 0.0003991 Eth | $2,472,477.00 460,608.100 RUNE | 0.1861% |
62 | Biconomy.com | USDT-USDC | $0.9999 0.0003988 Eth | $2,380,606.00 2,383,697.640 USDT | 0.9633% |
63 | PointPay | ETH-USDC | $0.9999 0.0003990 Eth | $2,366,784.00 948.154 ETH | 0.0004% |
64 | LBank | FIL-USDC | $1.00 0.0003984 Eth | $2,020,337.00 568,656.585 FIL | 0.2298% |
65 | Bybit | DOGE-USDC | $1.00 0.0003983 Eth | $1,925,835.00 13,538,043.600 DOGE | 5.4709% |
66 | Slex | BTC-USDC | $1.00 0.0003983 Eth | $1,873,178.00 27.609 BTC | 0.0000% |
67 | Coinbase Exchange | EURC-USDC | $0.9999 0.0003990 Eth | $1,820,688.00 1,684,635.000 EURC | 0.6808% |
68 | Binance | SAGA-USDC | $1.00 0.0003993 Eth | $1,726,695.00 885,302.700 SAGA | 0.3578% |
69 | Binance US | BTC-USDC | $1.001 0.0003989 Eth | $1,667,695.00 24.391 BTC | 0.0000% |
70 | Deribit Spot | ETH-USDC | $0.9999 0.0003990 Eth | $1,531,336.00 615.023 ETH | 0.0002% |
71 | Binance | WIF-USDC | $0.9998 0.0003991 Eth | $1,503,501.00 619,567.340 WIF | 0.2504% |
72 | VALR | USDT-USDC | $0.9997 0.0003991 Eth | $1,361,830.00 1,363,384.637 USDT | 0.5510% |
73 | Binance | WLD-USDC | $0.9999 0.0003990 Eth | $1,272,217.00 633,597.400 WLD | 0.2560% |
74 | Dexalot | ARB-USDC | $0.9998 0.0003965 Eth | $1,251,692.00 2,435,922.639 ARB | 0.9844% |
75 | Binance | JUP-USDC | $0.9999 0.0003987 Eth | $1,085,189.00 1,059,711.100 JUP | 0.4282% |
76 | Bitcointry | BTC-USDC | $0.9999 0.0003990 Eth | $1,044,673.00 15.405 BTC | 0.0000% |
77 | Bybit | SUI-USDC | $1.00 0.0003983 Eth | $1,042,485.00 599,431.860 SUI | 0.2422% |
78 | XT.COM | BTC-USDC | $0.9999 0.0003987 Eth | $1,040,479.00 15.337 BTC | 0.0000% |
79 | BYDFi | ETH-USDC | $0.9999 0.0003990 Eth | $1,006,012.00 401.168 ETH | 0.0002% |
80 | Binance | APT-USDC | $0.9999 0.0003992 Eth | $993,355.00 109,606.890 APT | 0.0443% |
81 | WhiteBIT | XRP-USDC | $1.00 0.0003988 Eth | $859,121.00 1,661,813.200 XRP | 0.6716% |
82 | BingX | DOGE-USDC | $1.00 0.0003984 Eth | $768,216.00 5,396,770.641 DOGE | 2.1809% |
83 | BYDFi | XRP-USDC | $0.9997 0.0003987 Eth | $733,759.00 1,417,448.000 XRP | 0.5728% |
84 | OKX | XRP-USDC | $1.00 0.0003987 Eth | $647,023.00 1,256,338.599 XRP | 0.5077% |
85 | WhiteBIT | ADA-USDC | $0.9997 0.0003989 Eth | $544,619.00 1,627,705.000 ADA | 0.6578% |
86 | tanX | ETH-USDC | $1.00 0.0003987 Eth | $537,478.00 215.688 ETH | 0.0001% |
87 | KuCoin | SOL-USDC | $1.00 0.0003984 Eth | $503,096.00 2,846.992 SOL | 0.0012% |
88 | WEEX | DOGE-USDC | $0.9996 0.0003992 Eth | $500,227.00 3,520,922.877 DOGE | 1.4229% |
89 | Binance | BOME-USDC | $0.9998 0.0003989 Eth | $486,491.00 57,421,378.000 BOME | 23.2048% |
90 | Binance | AAVE-USDC | $0.9998 0.0003986 Eth | $425,684.00 2,873.598 AAVE | 0.0012% |
91 | BitMart | TUSD-USDC | $1.00 0.0003984 Eth | $424,915.00 426,653.400 TUSD | 0.1724% |
92 | Binance | PEOPLE-USDC | $0.9998 0.0003986 Eth | $406,681.00 5,596,206.800 PEOPLE | 2.2615% |
93 | DeGate | 0X1F9840A85D5AF5BF1D1762F925BDADDC4201F984-0XA0B86991C6218B36C1D19D4A2E9EB0CE3606EB48 | $0.9984 0.0003979 Eth | $211,278.00 28,259.100 0X1F9840A85D5AF5BF1D1762F925BDADDC4201F984 | 0.0114% |
94 | DeGate | 0XEC53BF9167F50CDEB3AE105F56099AAAB9061F83-0XA0B86991C6218B36C1D19D4A2E9EB0CE3606EB48 | $0.9984 0.0003979 Eth | $201,245.00 71,597.274 0XEC53BF9167F50CDEB3AE105F56099AAAB9061F83 | 0.0289% |
95 | KuCoin | XRP-USDC | $0.9999 0.0003984 Eth | $183,973.00 355,865.023 XRP | 0.1438% |
96 | KuCoin | DOGE-USDC | $0.9999 0.0003984 Eth | $181,441.00 1,268,107.726 DOGE | 0.5125% |
97 | DeGate | 0X808507121B80C02388FAD14726482E061B8DA827-0XA0B86991C6218B36C1D19D4A2E9EB0CE3606EB48 | $0.9984 0.0003979 Eth | $165,984.00 36,953.405 0X808507121B80C02388FAD14726482E061B8DA827 | 0.0149% |
98 | DeGate | 0X467719AD09025FCC6CF6F8311755809D45A5E5F3-0XA0B86991C6218B36C1D19D4A2E9EB0CE3606EB48 | $0.9984 0.0003979 Eth | $156,378.00 216,389.450 0X467719AD09025FCC6CF6F8311755809D45A5E5F3 | 0.0874% |
99 | EXMO | USDC-USDT | $1.001 0.0003993 Eth | $83,689.00 83,589.291 USDC | 0.0338% |
100 | DeGate | 0X3F1EE2F15DA3EAF3539006B651144EC87755876D-0XA0B86991C6218B36C1D19D4A2E9EB0CE3606EB48 | $0.9984 0.0003979 Eth | $64,666.00 702,984.100 0X3F1EE2F15DA3EAF3539006B651144EC87755876D | 0.2841% |
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
0x60806040526004361061006d576000357c0100000000000000000000000000000000000000000000000000000000900463ffffffff1680633659cfe6146100775780634f1ef286146100ba5780635c60da1b146101085780638f2839701461015f578063f851a440146101a2575b6100756101f9565b005b34801561008357600080fd5b506100b8600480360381019080803573ffffffffffffffffffffffffffffffffffffffff169060200190929190505050610213565b005b610106600480360381019080803573ffffffffffffffffffffffffffffffffffffffff169060200190929190803590602001908201803590602001919091929391929390505050610268565b005b34801561011457600080fd5b5061011d610308565b604051808273ffffffffffffffffffffffffffffffffffffffff1673ffffffffffffffffffffffffffffffffffffffff16815260200191505060405180910390f35b34801561016b57600080fd5b506101a0600480360381019080803573ffffffffffffffffffffffffffffffffffffffff169060200190929190505050610360565b005b3480156101ae57600080fd5b506101b761051e565b604051808273ffffffffffffffffffffffffffffffffffffffff1673ffffffffffffffffffffffffffffffffffffffff16815260200191505060405180910390f35b610201610576565b61021161020c610651565b610682565b565b61021b6106a8565b73ffffffffffffffffffffffffffffffffffffffff163373ffffffffffffffffffffffffffffffffffffffff16141561025c57610257816106d9565b610265565b6102646101f9565b5b50565b6102706106a8565b73ffffffffffffffffffffffffffffffffffffffff163373ffffffffffffffffffffffffffffffffffffffff1614156102fa576102ac836106d9565b3073ffffffffffffffffffffffffffffffffffffffff163483836040518083838082843782019150509250505060006040518083038185875af19250505015156102f557600080fd5b610303565b6103026101f9565b5b505050565b60006103126106a8565b73ffffffffffffffffffffffffffffffffffffffff163373ffffffffffffffffffffffffffffffffffffffff1614156103545761034d610651565b905061035d565b61035c6101f9565b5b90565b6103686106a8565b73ffffffffffffffffffffffffffffffffffffffff163373ffffffffffffffffffffffffffffffffffffffff16141561051257600073ffffffffffffffffffffffffffffffffffffffff168173ffffffffffffffffffffffffffffffffffffffff1614151515610466576040517f08c379a00000000000000000000000000000000000000000000000000000000081526004018080602001828103825260368152602001807f43616e6e6f74206368616e6765207468652061646d696e206f6620612070726f81526020017f787920746f20746865207a65726f20616464726573730000000000000000000081525060400191505060405180910390fd5b7f7e644d79422f17c01e4894b5f4f588d331ebfa28653d42ae832dc59e38c9798f61048f6106a8565b82604051808373ffffffffffffffffffffffffffffffffffffffff1673ffffffffffffffffffffffffffffffffffffffff1681526020018273ffffffffffffffffffffffffffffffffffffffff1673ffffffffffffffffffffffffffffffffffffffff1681526020019250505060405180910390a161050d81610748565b61051b565b61051a6101f9565b5b50565b60006105286106a8565b73ffffffffffffffffffffffffffffffffffffffff163373ffffffffffffffffffffffffffffffffffffffff16141561056a576105636106a8565b9050610573565b6105726101f9565b5b90565b61057e6106a8565b73ffffffffffffffffffffffffffffffffffffffff163373ffffffffffffffffffffffffffffffffffffffff1614151515610647576040517f08c379a00000000000000000000000000000000000000000000000000000000081526004018080602001828103825260328152602001807f43616e6e6f742063616c6c2066616c6c6261636b2066756e6374696f6e20667281526020017f6f6d207468652070726f78792061646d696e000000000000000000000000000081525060400191505060405180910390fd5b61064f610777565b565b6000807f7050c9e0f4ca769c69bd3a8ef740bc37934f8e2c036e5a723fd8ee048ed3f8c36001029050805491505090565b3660008037600080366000845af43d6000803e80600081146106a3573d6000f35b3d6000fd5b6000807f10d6a54a4754c8869d6886b5f5d7fbfa5b4522237ea5c60d11bc4e7a1ff9390b6001029050805491505090565b6106e281610779565b7fbc7cd75a20ee27fd9adebab32041f755214dbc6bffa90cc0225b39da2e5c2d3b81604051808273ffffffffffffffffffffffffffffffffffffffff1673ffffffffffffffffffffffffffffffffffffffff16815260200191505060405180910390a150565b60007f10d6a54a4754c8869d6886b5f5d7fbfa5b4522237ea5c60d11bc4e7a1ff9390b60010290508181555050565b565b60006107848261084b565b151561081e576040517f08c379a000000000000000000000000000000000000000000000000000000000815260040180806020018281038252603b8152602001807f43616e6e6f742073657420612070726f787920696d706c656d656e746174696f81526020017f6e20746f2061206e6f6e2d636f6e74726163742061646472657373000000000081525060400191505060405180910390fd5b7f7050c9e0f4ca769c69bd3a8ef740bc37934f8e2c036e5a723fd8ee048ed3f8c360010290508181555050565b600080823b9050600081119150509190505600a165627a7a72305820a4a547cfc7202c5acaaae74d428e988bc62ad5024eb0165532d3a8f91db4ed240029
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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