ERC-20
DeFi
Overview
Max Total Supply
1,000,000,000 STG
Holders
38,453 ( -0.005%)
Market
Price
$0.33 @ 0.000096 ETH (+7.72%)
Onchain Market Cap
$333,301,000.00
Circulating Supply Market Cap
$68,488,992.00
Other Info
Token Contract (WITH 18 Decimals)
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# | Exchange | Pair | Price | 24H Volume | % Volume |
---|---|---|---|---|---|
1 | Upbit | STG-KRW | $0.338 0.0000968 Eth | $5,007,409.00 14,814,097.147 STG | 27.4068% |
2 | Binance | STG-USDT | $0.3341 0.0000959 Eth | $3,453,389.00 10,773,008.100 STG | 19.9306% |
3 | WhiteBIT | STG-USDT | $0.3313 0.0000950 Eth | $2,884,604.00 8,706,382.020 STG | 16.1072% |
4 | Bitrue | STG-USDT | $0.3338 0.0000958 Eth | $2,606,523.00 7,807,763.770 STG | 14.4447% |
5 | Hotcoin | STG-USDT | $0.3301 0.0000948 Eth | $1,074,574.00 3,254,837.900 STG | 6.0216% |
6 | Ourbit | STG-USDT | $0.3297 0.0000947 Eth | $730,255.00 2,276,043.250 STG | 4.2108% |
7 | LBank | STG-USDT | $0.3299 0.0000947 Eth | $614,810.00 1,863,406.820 STG | 3.4474% |
8 | OrangeX | STG-USDT | $0.3313 0.0000948 Eth | $555,889.00 1,730,750.140 STG | 3.2020% |
9 | Trubit | STG-USDT | $0.3339 0.0000958 Eth | $452,251.00 1,410,647.000 STG | 2.6098% |
10 | XT.COM | STG-USDT | $0.33 0.0000947 Eth | $433,717.00 1,353,987.800 STG | 2.5049% |
11 | CoinTR | STG-USDT | $0.3308 0.0000950 Eth | $393,616.00 1,233,011.900 STG | 2.2811% |
12 | PancakeSwap V3 (Ethereum) | 0XAF5191B0DE278C7286D6C7CC6AB6BB8A73BA2CD6-0XA0B86991C6218B36C1D19D4A2E9EB0CE3606EB48 | $0.3303 0.0000947 Eth | $373,220.00 1,167,665.618 0XAF5191B0DE278C7286D6C7CC6AB6BB8A73BA2CD6 | 2.1602% |
13 | Bybit | STG-USDT | $0.3318 0.0000950 Eth | $357,759.00 1,111,104.680 STG | 2.0556% |
14 | Balancer V2 | 0XAF5191B0DE278C7286D6C7CC6AB6BB8A73BA2CD6-0XA0B86991C6218B36C1D19D4A2E9EB0CE3606EB48 | $0.3305 0.0000949 Eth | $306,574.00 960,548.611 0XAF5191B0DE278C7286D6C7CC6AB6BB8A73BA2CD6 | 1.7771% |
15 | Bitazza | STG-USDT | $0.3292 0.0000944 Eth | $298,392.00 935,765.200 STG | 1.7312% |
16 | Toobit | STG-USDT | $0.3316 0.0000950 Eth | $295,542.00 920,750.100 STG | 1.7034% |
17 | Curve (Ethereum) | 0XAF5191B0DE278C7286D6C7CC6AB6BB8A73BA2CD6-0XA0B86991C6218B36C1D19D4A2E9EB0CE3606EB48 | $0.3313 0.0000951 Eth | $270,977.00 853,378.507 0XAF5191B0DE278C7286D6C7CC6AB6BB8A73BA2CD6 | 1.5788% |
18 | PancakeSwap V3 (BSC) | 0XB0D502E938ED5F4DF2E681FE6E419FF29631D62B-0X55D398326F99059FF775485246999027B3197955 | $0.334 0.0000956 Eth | $248,380.00 772,384.966 0XB0D502E938ED5F4DF2E681FE6E419FF29631D62B | 1.4290% |
19 | DigiFinex | STG-USDT | $0.3316 0.0000949 Eth | $238,397.00 718,856.300 STG | 1.3299% |
20 | Bitunix | STG-USDT | $0.3296 0.0000946 Eth | $234,078.00 710,099.400 STG | 1.3137% |
21 | Bithumb | STG-KRW | $0.338 0.0000968 Eth | $207,454.00 613,739.717 STG | 1.1354% |
22 | Velodrome Finance V2 (Optimism) | 0X296F55F8FB28E498B858D0BCDA06D955B2CB3F97-0X0B2C639C533813F4AA9D7837CAF62653D097FF85 | $0.3295 0.0000945 Eth | $182,073.00 571,565.462 0X296F55F8FB28E498B858D0BCDA06D955B2CB3F97 | 1.0574% |
23 | CoinCatch | STG-USDT | $0.3315 0.0000949 Eth | $125,351.00 394,179.056 STG | 0.7293% |
24 | MEXC | STG-USDT | $0.3297 0.0000947 Eth | $118,544.00 359,508.120 STG | 0.6651% |
25 | Uniswap V3 (Ethereum) | 0XAF5191B0DE278C7286D6C7CC6AB6BB8A73BA2CD6-0XA0B86991C6218B36C1D19D4A2E9EB0CE3606EB48 | $0.3344 0.0000959 Eth | $117,354.00 365,325.944 0XAF5191B0DE278C7286D6C7CC6AB6BB8A73BA2CD6 | 0.6759% |
26 | BitMart | STG-USDT | $0.3308 0.0000948 Eth | $97,928.00 296,064.000 STG | 0.5477% |
27 | Sushiswap (Polygon POS) | 0X2F6F07CDCF3588944BF4C42AC74FF24BF56E7590-0X2791BCA1F2DE4661ED88A30C99A7A9449AA84174 | $0.3298 0.0000944 Eth | $77,935.00 243,662.958 0X2F6F07CDCF3588944BF4C42AC74FF24BF56E7590 | 0.4508% |
28 | LFJ | 0X2F6F07CDCF3588944BF4C42AC74FF24BF56E7590-0XB97EF9EF8734C71904D8002F8B6BC66DD9C48A6E | $0.3294 0.0000945 Eth | $74,265.00 232,837.500 0X2F6F07CDCF3588944BF4C42AC74FF24BF56E7590 | 0.4308% |
29 | Gate.io | STG-USDT | $0.3328 0.0000953 Eth | $71,579.00 222,059.180 STG | 0.4108% |
30 | BingX | STG-USDT | $0.3316 0.0000949 Eth | $70,222.00 219,062.480 STG | 0.4053% |
31 | Velodrome Finance V2 (Optimism) | 0X0B2C639C533813F4AA9D7837CAF62653D097FF85-0X296F55F8FB28E498B858D0BCDA06D955B2CB3F97 | $0.3295 0.0000945 Eth | $60,013.00 571,565.462 0X0B2C639C533813F4AA9D7837CAF62653D097FF85 | 1.0574% |
32 | Balancer V2 (Arbitrum) | 0X6694340FC020C5E6B96567843DA2DF01B2CE1EB6-0XFF970A61A04B1CA14834A43F5DE4533EBDDB5CC8 | $0.3304 0.0000945 Eth | $59,949.00 187,987.822 0X6694340FC020C5E6B96567843DA2DF01B2CE1EB6 | 0.3478% |
33 | PointPay | STG-USDT | $0.3294 0.0000945 Eth | $59,106.00 184,083.764 STG | 0.3406% |
34 | Tapbit | STG-USDT | $0.3306 0.0000949 Eth | $54,082.00 169,564.700 STG | 0.3137% |
35 | Curve (Ethereum) | 0XAF5191B0DE278C7286D6C7CC6AB6BB8A73BA2CD6-0X3175DF0976DFA876431C2E9EE6BC45B65D3473CC | $0.3358 0.0000964 Eth | $52,634.00 161,867.915 0XAF5191B0DE278C7286D6C7CC6AB6BB8A73BA2CD6 | 0.2995% |
36 | Bitget | STG-USDT | $0.3314 0.0000949 Eth | $49,801.00 156,223.000 STG | 0.2890% |
37 | DeGate | 0XAF5191B0DE278C7286D6C7CC6AB6BB8A73BA2CD6-0XA0B86991C6218B36C1D19D4A2E9EB0CE3606EB48 | $0.331 0.0000949 Eth | $36,383.00 114,013.750 0XAF5191B0DE278C7286D6C7CC6AB6BB8A73BA2CD6 | 0.2109% |
38 | BloFin | STG-USDT | $0.3331 0.0000956 Eth | $33,792.00 106,043.000 STG | 0.1962% |
39 | Uniswap V3 (Arbitrum One) | 0X6694340FC020C5E6B96567843DA2DF01B2CE1EB6-0X82AF49447D8A07E3BD95BD0D56F35241523FBAB1 | $0.3298 0.0000945 Eth | $30,303.00 93,270.238 0X6694340FC020C5E6B96567843DA2DF01B2CE1EB6 | 0.1726% |
40 | Uniswap V3 (Base) | 0XE3B53AF74A4BF62AE5511055290838050BF764DF-0X4200000000000000000000000000000000000006 | $0.3265 0.0000935 Eth | $25,802.00 80,657.993 0XE3B53AF74A4BF62AE5511055290838050BF764DF | 0.1492% |
41 | Paribu | STG-TRY | $0.33 0.0000947 Eth | $24,882.00 75,389.100 STG | 0.1395% |
42 | KuCoin | STG-USDT | $0.33 0.0000945 Eth | $23,499.00 71,200.016 STG | 0.1317% |
43 | Binance | STG-BTC | $0.3346 0.0000958 Eth | $20,833.00 63,076.300 STG | 0.1167% |
44 | Pionex | STG-USDT | $0.3346 0.0000961 Eth | $20,029.00 62,421.591 STG | 0.1155% |
45 | Tothemoon | STG-USDT | $0.3296 0.0000946 Eth | $19,032.18 57,748.000 STG | 0.1068% |
46 | BVOX | STG-USDT | $0.3313 0.0000949 Eth | $18,700.83 58,417.630 STG | 0.1081% |
47 | Coinbase Exchange | STG-USD | $0.33 0.0000947 Eth | $16,595.50 50,289.400 STG | 0.0930% |
48 | Bitkub | STG-THB | $0.3329 0.0000956 Eth | $15,087.21 45,325.224 STG | 0.0839% |
49 | LATOKEN | STG-USDT | $0.3307 0.0000949 Eth | $11,195.78 33,856.256 STG | 0.0626% |
50 | Phemex | STG-USDT | $0.3305 0.0000948 Eth | $10,927.82 33,068.480 STG | 0.0612% |
51 | Bitazza | STG-THB | $0.3334 0.0000957 Eth | $9,570.25 30,208.300 STG | 0.0559% |
52 | Uniswap V3 (Polygon) | 0X2F6F07CDCF3588944BF4C42AC74FF24BF56E7590-0X0D500B1D8E8EF31E21C99D1DB9A6444D3ADF1270 | $0.33 0.0000946 Eth | $6,491.57 19,801.995 0X2F6F07CDCF3588944BF4C42AC74FF24BF56E7590 | 0.0366% |
53 | Bitfinex | STG-USDT | $0.3301 0.0000945 Eth | $5,506.88 16,683.942 STG | 0.0309% |
54 | CoinEx | STG-USDT | $0.3301 0.0000947 Eth | $5,175.26 16,144.411 STG | 0.0299% |
55 | Bitlo | STG-TRY | $0.3318 0.0000950 Eth | $5,002.15 15,517.377 STG | 0.0287% |
56 | Uniswap V3 (Optimism) | 0X296F55F8FB28E498B858D0BCDA06D955B2CB3F97-0X4200000000000000000000000000000000000006 | $0.3304 0.0000946 Eth | $4,946.01 15,267.685 0X296F55F8FB28E498B858D0BCDA06D955B2CB3F97 | 0.0282% |
57 | Bitfinex | STG-USD | $0.3305 0.0000946 Eth | $4,391.80 13,286.732 STG | 0.0246% |
58 | Matcha (Polygon) | 0X2F6F07CDCF3588944BF4C42AC74FF24BF56E7590-0X7CEB23FD6BC0ADD59E62AC25578270CFF1B9F619 | $0.2888 0.0000869 Eth | $3,870.36 13,399.740 0X2F6F07CDCF3588944BF4C42AC74FF24BF56E7590 | 0.0248% |
59 | Crypto.com Exchange | STG-USD | $0.3296 0.0000944 Eth | $3,572.65 10,840.000 STG | 0.0201% |
60 | Bitvavo | STG-EUR | $0.3276 0.0000938 Eth | $3,418.27 10,435.525 STG | 0.0193% |
61 | WEEX | STG-USDT | $0.3323 0.0000951 Eth | $3,195.40 9,968.900 STG | 0.0184% |
62 | HTX | STG-USDT | $0.3343 0.0000957 Eth | $2,063.95 6,479.079 STG | 0.0120% |
63 | Nami.Exchange | STG-VNST | $0.3366 0.0000966 Eth | $1,987.47 5,904.325 STG | 0.0109% |
64 | Nami.Exchange | STG-USDT | $0.3341 0.0000960 Eth | $1,938.58 5,801.785 STG | 0.0107% |
65 | Upbit Indonesia | STG-BTC | $0.3273 0.0000939 Eth | $1,668.83 5,099.441 STG | 0.0094% |
66 | SyncSwap (Linea) | 0X808D7C71AD2BA3FA531B068A2417C63106BC0949-0XE5D7C2A44FFDDF6B295A15C148167DAAAF5CF34F | $0.3262 0.0000936 Eth | $1,660.87 5,165.862 0X808D7C71AD2BA3FA531B068A2417C63106BC0949 | 0.0096% |
67 | Coinone | STG-KRW | $0.338 0.0000967 Eth | $1,377.82 4,076.199 STG | 0.0075% |
68 | Velodrome Finance V2 (Optimism) | 0X296F55F8FB28E498B858D0BCDA06D955B2CB3F97-0X7F5C764CBC14F9669B88837CA1490CCA17C31607 | $0.3295 0.0000945 Eth | $1,336.21 4,198.898 0X296F55F8FB28E498B858D0BCDA06D955B2CB3F97 | 0.0078% |
69 | SpookySwap | 0X28A92DDE19D9989F39A49905D7C9C2FAC7799BDF-0X2F6F07CDCF3588944BF4C42AC74FF24BF56E7590 | $0.3202 0.0000917 Eth | $1,075.62 1,072.691 0X28A92DDE19D9989F39A49905D7C9C2FAC7799BDF | 0.0020% |
70 | Kraken | STG-USD | $0.3307 0.0000947 Eth | $1,060.59 3,207.119 STG | 0.0059% |
71 | Uniswap V3 (Arbitrum One) | 0X6694340FC020C5E6B96567843DA2DF01B2CE1EB6-0XAF88D065E77C8CC2239327C5EDB3A432268E5831 | $0.3296 0.0000945 Eth | $979.44 3,079.957 0X6694340FC020C5E6B96567843DA2DF01B2CE1EB6 | 0.0057% |
72 | Mudrex | STG-USDT | $0.3319 0.0000950 Eth | $962.07 2,899.066 STG | 0.0054% |
73 | Binance US | STG-USDT | $0.3382 0.0000968 Eth | $920.78 2,722.572 STG | 0.0050% |
74 | TokoCrypto | STG-USDT | $0.3306 0.0000949 Eth | $849.65 2,569.917 STG | 0.0048% |
75 | Aerodrome (Base) | 0XD9AAEC86B65D86F6A7B5B1B0C42FFA531710B6CA-0XE3B53AF74A4BF62AE5511055290838050BF764DF | $0.3239 0.0000930 Eth | $598.16 577.528 0XD9AAEC86B65D86F6A7B5B1B0C42FFA531710B6CA | 0.0011% |
76 | Indodax | STG-IDR | $0.3206 0.0000921 Eth | $569.23 1,775.334 STG | 0.0033% |
77 | Sushiswap (Arbitrum One) | 0X6694340FC020C5E6B96567843DA2DF01B2CE1EB6-0X82AF49447D8A07E3BD95BD0D56F35241523FBAB1 | $0.3308 0.0000949 Eth | $546.79 1,681.965 0X6694340FC020C5E6B96567843DA2DF01B2CE1EB6 | 0.0031% |
78 | Koinpark | STG-INR | $0.3311 0.0000949 Eth | $462.37 1,445.272 STG | 0.0027% |
79 | Bittime | STG-IDR | $0.333 0.0000954 Eth | $277.14 863.400 STG | 0.0016% |
80 | SpookySwap V3 | 0X2F6F07CDCF3588944BF4C42AC74FF24BF56E7590-0X21BE370D5312F44CB42CE377BC9B8A0CEF1A4C83 | $0.3288 0.0000944 Eth | $272.28 839.349 0X2F6F07CDCF3588944BF4C42AC74FF24BF56E7590 | 0.0016% |
81 | Matcha (Optimism) | 0X0B2C639C533813F4AA9D7837CAF62653D097FF85-0X296F55F8FB28E498B858D0BCDA06D955B2CB3F97 | $0.309 0.0000886 Eth | $211.04 211.153 0X0B2C639C533813F4AA9D7837CAF62653D097FF85 | 0.0004% |
82 | Equalizer | 0X2F6F07CDCF3588944BF4C42AC74FF24BF56E7590-0X21BE370D5312F44CB42CE377BC9B8A0CEF1A4C83 | $0.3237 0.0000929 Eth | $205.72 615.802 0X2F6F07CDCF3588944BF4C42AC74FF24BF56E7590 | 0.0011% |
83 | Upbit | STG-BTC | $0.3274 0.0000938 Eth | $204.57 624.752 STG | 0.0012% |
84 | Matcha (Polygon) | 0X2F6F07CDCF3588944BF4C42AC74FF24BF56E7590-0X3C499C542CEF5E3811E1192CE70D8CC03D5C3359 | $0.3149 0.0000902 Eth | $199.48 633.500 0X2F6F07CDCF3588944BF4C42AC74FF24BF56E7590 | 0.0012% |
85 | Gate.io | STG-ETH | $0.3314 0.0000949 Eth | $168.98 517.462 STG | 0.0010% |
86 | LFJ | 0X2F6F07CDCF3588944BF4C42AC74FF24BF56E7590-0XB31F66AA3C1E785363F0875A1B74E27B85FD66C7 | $0.33 0.0000947 Eth | $152.01 468.031 0X2F6F07CDCF3588944BF4C42AC74FF24BF56E7590 | 0.0009% |
87 | Uniswap V3 (Polygon) | 0X2F6F07CDCF3588944BF4C42AC74FF24BF56E7590-0X0D500B1D8E8EF31E21C99D1DB9A6444D3ADF1270 | $0.3296 0.0000945 Eth | $137.31 422.039 0X2F6F07CDCF3588944BF4C42AC74FF24BF56E7590 | 0.0008% |
88 | SquadSwap V2 | 0XB0D502E938ED5F4DF2E681FE6E419FF29631D62B-0XBB4CDB9CBD36B01BD1CBAEBF2DE08D9173BC095C | $0.3291 0.0000945 Eth | $109.60 344.039 0XB0D502E938ED5F4DF2E681FE6E419FF29631D62B | 0.0006% |
89 | Matcha (Arbitrum One) | 0X6694340FC020C5E6B96567843DA2DF01B2CE1EB6-0XFD086BC7CD5C481DCC9C85EBE478A1C0B69FCBB9 | $0.325 0.0000881 Eth | $102.64 315.836 0X6694340FC020C5E6B96567843DA2DF01B2CE1EB6 | 0.0006% |
90 | Korbit | STG-KRW | $0.3309 0.0000947 Eth | $94.55 291.465 STG | 0.0005% |
91 | PancakeSwap V3 (BSC) | 0XB0D502E938ED5F4DF2E681FE6E419FF29631D62B-0XBB4CDB9CBD36B01BD1CBAEBF2DE08D9173BC095C | $0.3326 0.0000954 Eth | $92.97 286.278 0XB0D502E938ED5F4DF2E681FE6E419FF29631D62B | 0.0005% |
92 | Matcha (Polygon) | 0X2F6F07CDCF3588944BF4C42AC74FF24BF56E7590-0XC2132D05D31C914A87C6611C10748AEB04B58E8F | $0.3111 0.0000894 Eth | $73.43 236.013 0X2F6F07CDCF3588944BF4C42AC74FF24BF56E7590 | 0.0004% |
93 | Uniswap V3 (Optimism) | 0X296F55F8FB28E498B858D0BCDA06D955B2CB3F97-0X4200000000000000000000000000000000000006 | $0.3282 0.0000941 Eth | $69.37 214.819 0X296F55F8FB28E498B858D0BCDA06D955B2CB3F97 | 0.0004% |
94 | Kraken | STG-EUR | $0.3372 0.0000965 Eth | $60.77 180.223 STG | 0.0003% |
95 | Mercado Bitcoin | STG-BRL | $0.3257 0.0000932 Eth | $46.89 143.990 STG | 0.0003% |
96 | Nominex | STG-USDT | $0.3002 0.0000886 Eth | $20.96 69.808 STG | 0.0001% |
97 | WOO X | STG-USDT | $0.3306 0.0000948 Eth | $18.98 57.400 STG | 0.0001% |
98 | Poloniex | STG-USDT | $0.3393 0.0000923 Eth | $7.63 22.474 STG | 0.0000% |
99 | Uniswap V3 (Ethereum) | 0XAF5191B0DE278C7286D6C7CC6AB6BB8A73BA2CD6-0XC02AAA39B223FE8D0A0E5C4F27EAD9083C756CC2 | $0.3638 0.0001112 Eth | $5.03 13.831 0XAF5191B0DE278C7286D6C7CC6AB6BB8A73BA2CD6 | 0.0000% |
100 | Coinmetro | STG-USDT | $0.2639 0.0000757 Eth | $0.00 0.000 STG | 0.0000% |
Contract Name:
StargateToken
Compiler Version
v0.7.6+commit.7338295f
Optimization Enabled:
Yes with 200 runs
Other Settings:
default evmVersion
Contract Source Code (Solidity Standard Json-Input format)
// SPDX-License-Identifier: BUSL-1.1 pragma solidity 0.7.6; import "./OmnichainFungibleToken.sol"; contract StargateToken is OmnichainFungibleToken { constructor( string memory _name, string memory _symbol, address _endpoint, uint16 _mainEndpointId, uint256 _initialSupplyOnMainEndpoint ) OmnichainFungibleToken(_name, _symbol, _endpoint, _mainEndpointId, _initialSupplyOnMainEndpoint) {} }
// SPDX-License-Identifier: BUSL-1.1 pragma solidity 0.7.6; import "@openzeppelin/contracts/token/ERC20/ERC20.sol"; import "@openzeppelin/contracts/access/Ownable.sol"; import "@layerzerolabs/contracts/contracts/interfaces/ILayerZeroEndpoint.sol"; import "@layerzerolabs/contracts/contracts/interfaces/ILayerZeroReceiver.sol"; import "@layerzerolabs/contracts/contracts/interfaces/ILayerZeroUserApplicationConfig.sol"; contract OmnichainFungibleToken is ERC20, Ownable, ILayerZeroReceiver, ILayerZeroUserApplicationConfig { // the only endpointId these tokens will ever be minted on // required: the LayerZero endpoint which is passed in the constructor ILayerZeroEndpoint immutable public endpoint; // a map of our connected contracts mapping(uint16 => bytes) public dstContractLookup; // pause the sendTokens() bool public paused; bool public isMain; event Paused(bool isPaused); event SendToChain(uint16 dstChainId, bytes to, uint256 qty); event ReceiveFromChain(uint16 srcChainId, uint64 nonce, uint256 qty); constructor( string memory _name, string memory _symbol, address _endpoint, uint16 _mainChainId, uint256 initialSupplyOnMainEndpoint ) ERC20(_name, _symbol) { if (ILayerZeroEndpoint(_endpoint).getChainId() == _mainChainId) { _mint(msg.sender, initialSupplyOnMainEndpoint); isMain = true; } // set the LayerZero endpoint endpoint = ILayerZeroEndpoint(_endpoint); } function pauseSendTokens(bool _pause) external onlyOwner { paused = _pause; emit Paused(_pause); } function setDestination(uint16 _dstChainId, bytes calldata _destinationContractAddress) public onlyOwner { dstContractLookup[_dstChainId] = _destinationContractAddress; } function chainId() external view returns (uint16){ return endpoint.getChainId(); } function sendTokens( uint16 _dstChainId, // send tokens to this chainId bytes calldata _to, // where to deliver the tokens on the destination chain uint256 _qty, // how many tokens to send address zroPaymentAddress, // ZRO payment address bytes calldata adapterParam // txParameters ) public payable { require(!paused, "OFT: sendTokens() is currently paused"); // lock if leaving the safe chain, otherwise burn if (isMain) { // ... transferFrom the tokens to this contract for locking purposes _transfer(msg.sender, address(this), _qty); } else { _burn(msg.sender, _qty); } // abi.encode() the payload with the values to send bytes memory payload = abi.encode(_to, _qty); // send LayerZero message endpoint.send{value: msg.value}( _dstChainId, // destination chainId dstContractLookup[_dstChainId], // destination UA address payload, // abi.encode()'ed bytes msg.sender, // refund address (LayerZero will refund any extra gas back to caller of send() zroPaymentAddress, // 'zroPaymentAddress' unused for this mock/example adapterParam // 'adapterParameters' unused for this mock/example ); emit SendToChain(_dstChainId, _to, _qty); } function lzReceive( uint16 _srcChainId, bytes memory _fromAddress, uint64 nonce, bytes memory _payload ) external override { require(msg.sender == address(endpoint)); // boilerplate! lzReceive must be called by the endpoint for security require( _fromAddress.length == dstContractLookup[_srcChainId].length && keccak256(_fromAddress) == keccak256(dstContractLookup[_srcChainId]), "OFT: invalid source sending contract" ); // decode (bytes memory _to, uint256 _qty) = abi.decode(_payload, (bytes, uint256)); address toAddress; // load the toAddress from the bytes assembly { toAddress := mload(add(_to, 20)) } // mint the tokens back into existence, to the receiving address if (isMain) { _transfer(address(this), toAddress, _qty); } else { _mint(toAddress, _qty); } emit ReceiveFromChain(_srcChainId, nonce, _qty); } function estimateSendTokensFee(uint16 _dstChainId, bool _useZro, bytes calldata txParameters) external view returns (uint256 nativeFee, uint256 zroFee) { return endpoint.estimateFees(_dstChainId, address(this), bytes(""), _useZro, txParameters); } //---------------------------DAO CALL---------------------------------------- // generic config for user Application function setConfig( uint16 _version, uint16 _chainId, uint256 _configType, bytes calldata _config ) external override onlyOwner { endpoint.setConfig(_version, _chainId, _configType, _config); } function setSendVersion(uint16 version) external override onlyOwner { endpoint.setSendVersion(version); } function setReceiveVersion(uint16 version) external override onlyOwner { endpoint.setReceiveVersion(version); } function forceResumeReceive(uint16 _srcChainId, bytes calldata _srcAddress) external override onlyOwner { endpoint.forceResumeReceive(_srcChainId, _srcAddress); } function renounceOwnership() public override onlyOwner {} }
// SPDX-License-Identifier: MIT pragma solidity ^0.7.0; import "../../utils/Context.sol"; import "./IERC20.sol"; import "../../math/SafeMath.sol"; /** * @dev Implementation of the {IERC20} interface. * * This implementation is agnostic to the way tokens are created. This means * that a supply mechanism has to be added in a derived contract using {_mint}. * For a generic mechanism see {ERC20PresetMinterPauser}. * * TIP: For a detailed writeup see our guide * https://forum.zeppelin.solutions/t/how-to-implement-erc20-supply-mechanisms/226[How * to implement supply mechanisms]. * * We have followed general OpenZeppelin guidelines: functions revert instead * of returning `false` on failure. This behavior is nonetheless conventional * and does not conflict with the expectations of ERC20 applications. * * Additionally, an {Approval} event is emitted on calls to {transferFrom}. * This allows applications to reconstruct the allowance for all accounts just * by listening to said events. Other implementations of the EIP may not emit * these events, as it isn't required by the specification. * * Finally, the non-standard {decreaseAllowance} and {increaseAllowance} * functions have been added to mitigate the well-known issues around setting * allowances. See {IERC20-approve}. */ contract ERC20 is Context, IERC20 { using SafeMath for uint256; mapping (address => uint256) private _balances; mapping (address => mapping (address => uint256)) private _allowances; uint256 private _totalSupply; string private _name; string private _symbol; uint8 private _decimals; /** * @dev Sets the values for {name} and {symbol}, initializes {decimals} with * a default value of 18. * * To select a different value for {decimals}, use {_setupDecimals}. * * All three of these values are immutable: they can only be set once during * construction. */ constructor (string memory name_, string memory symbol_) { _name = name_; _symbol = symbol_; _decimals = 18; } /** * @dev Returns the name of the token. */ function name() public view virtual returns (string memory) { return _name; } /** * @dev Returns the symbol of the token, usually a shorter version of the * name. */ function symbol() public view virtual returns (string memory) { return _symbol; } /** * @dev Returns the number of decimals used to get its user representation. * For example, if `decimals` equals `2`, a balance of `505` tokens should * be displayed to a user as `5,05` (`505 / 10 ** 2`). * * Tokens usually opt for a value of 18, imitating the relationship between * Ether and Wei. This is the value {ERC20} uses, unless {_setupDecimals} is * called. * * NOTE: This information is only used for _display_ purposes: it in * no way affects any of the arithmetic of the contract, including * {IERC20-balanceOf} and {IERC20-transfer}. */ function decimals() public view virtual returns (uint8) { return _decimals; } /** * @dev See {IERC20-totalSupply}. */ function totalSupply() public view virtual override returns (uint256) { return _totalSupply; } /** * @dev See {IERC20-balanceOf}. */ function balanceOf(address account) public view virtual override returns (uint256) { return _balances[account]; } /** * @dev See {IERC20-transfer}. * * Requirements: * * - `recipient` cannot be the zero address. * - the caller must have a balance of at least `amount`. */ function transfer(address recipient, uint256 amount) public virtual override returns (bool) { _transfer(_msgSender(), recipient, amount); return true; } /** * @dev See {IERC20-allowance}. */ function allowance(address owner, address spender) public view virtual override returns (uint256) { return _allowances[owner][spender]; } /** * @dev See {IERC20-approve}. * * Requirements: * * - `spender` cannot be the zero address. */ function approve(address spender, uint256 amount) public virtual override returns (bool) { _approve(_msgSender(), spender, amount); return true; } /** * @dev See {IERC20-transferFrom}. * * Emits an {Approval} event indicating the updated allowance. This is not * required by the EIP. See the note at the beginning of {ERC20}. * * Requirements: * * - `sender` and `recipient` cannot be the zero address. * - `sender` must have a balance of at least `amount`. * - the caller must have allowance for ``sender``'s tokens of at least * `amount`. */ function transferFrom(address sender, address recipient, uint256 amount) public virtual override returns (bool) { _transfer(sender, recipient, amount); _approve(sender, _msgSender(), _allowances[sender][_msgSender()].sub(amount, "ERC20: transfer amount exceeds allowance")); return true; } /** * @dev Atomically increases the allowance granted to `spender` by the caller. * * This is an alternative to {approve} that can be used as a mitigation for * problems described in {IERC20-approve}. * * Emits an {Approval} event indicating the updated allowance. * * Requirements: * * - `spender` cannot be the zero address. */ function increaseAllowance(address spender, uint256 addedValue) public virtual returns (bool) { _approve(_msgSender(), spender, _allowances[_msgSender()][spender].add(addedValue)); return true; } /** * @dev Atomically decreases the allowance granted to `spender` by the caller. * * This is an alternative to {approve} that can be used as a mitigation for * problems described in {IERC20-approve}. * * Emits an {Approval} event indicating the updated allowance. * * Requirements: * * - `spender` cannot be the zero address. * - `spender` must have allowance for the caller of at least * `subtractedValue`. */ function decreaseAllowance(address spender, uint256 subtractedValue) public virtual returns (bool) { _approve(_msgSender(), spender, _allowances[_msgSender()][spender].sub(subtractedValue, "ERC20: decreased allowance below zero")); return true; } /** * @dev Moves tokens `amount` from `sender` to `recipient`. * * This is internal function is equivalent to {transfer}, and can be used to * e.g. implement automatic token fees, slashing mechanisms, etc. * * Emits a {Transfer} event. * * Requirements: * * - `sender` cannot be the zero address. * - `recipient` cannot be the zero address. * - `sender` must have a balance of at least `amount`. */ function _transfer(address sender, address recipient, uint256 amount) internal virtual { require(sender != address(0), "ERC20: transfer from the zero address"); require(recipient != address(0), "ERC20: transfer to the zero address"); _beforeTokenTransfer(sender, recipient, amount); _balances[sender] = _balances[sender].sub(amount, "ERC20: transfer amount exceeds balance"); _balances[recipient] = _balances[recipient].add(amount); emit Transfer(sender, recipient, amount); } /** @dev Creates `amount` tokens and assigns them to `account`, increasing * the total supply. * * Emits a {Transfer} event with `from` set to the zero address. * * Requirements: * * - `to` cannot be the zero address. */ function _mint(address account, uint256 amount) internal virtual { require(account != address(0), "ERC20: mint to the zero address"); _beforeTokenTransfer(address(0), account, amount); _totalSupply = _totalSupply.add(amount); _balances[account] = _balances[account].add(amount); emit Transfer(address(0), account, amount); } /** * @dev Destroys `amount` tokens from `account`, reducing the * total supply. * * Emits a {Transfer} event with `to` set to the zero address. * * Requirements: * * - `account` cannot be the zero address. * - `account` must have at least `amount` tokens. */ function _burn(address account, uint256 amount) internal virtual { require(account != address(0), "ERC20: burn from the zero address"); _beforeTokenTransfer(account, address(0), amount); _balances[account] = _balances[account].sub(amount, "ERC20: burn amount exceeds balance"); _totalSupply = _totalSupply.sub(amount); emit Transfer(account, address(0), amount); } /** * @dev Sets `amount` as the allowance of `spender` over the `owner` s tokens. * * This internal function is equivalent to `approve`, and can be used to * e.g. set automatic allowances for certain subsystems, etc. * * Emits an {Approval} event. * * Requirements: * * - `owner` cannot be the zero address. * - `spender` cannot be the zero address. */ function _approve(address owner, address spender, uint256 amount) internal virtual { require(owner != address(0), "ERC20: approve from the zero address"); require(spender != address(0), "ERC20: approve to the zero address"); _allowances[owner][spender] = amount; emit Approval(owner, spender, amount); } /** * @dev Sets {decimals} to a value other than the default one of 18. * * WARNING: This function should only be called from the constructor. Most * applications that interact with token contracts will not expect * {decimals} to ever change, and may work incorrectly if it does. */ function _setupDecimals(uint8 decimals_) internal virtual { _decimals = decimals_; } /** * @dev Hook that is called before any transfer of tokens. This includes * minting and burning. * * Calling conditions: * * - when `from` and `to` are both non-zero, `amount` of ``from``'s tokens * will be to transferred to `to`. * - when `from` is zero, `amount` tokens will be minted for `to`. * - when `to` is zero, `amount` of ``from``'s tokens will be burned. * - `from` and `to` are never both zero. * * To learn more about hooks, head to xref:ROOT:extending-contracts.adoc#using-hooks[Using Hooks]. */ function _beforeTokenTransfer(address from, address to, uint256 amount) internal virtual { } }
// SPDX-License-Identifier: MIT pragma solidity ^0.7.0; import "../utils/Context.sol"; /** * @dev Contract module which provides a basic access control mechanism, where * there is an account (an owner) that can be granted exclusive access to * specific functions. * * By default, the owner account will be the one that deploys the contract. This * can later be changed with {transferOwnership}. * * This module is used through inheritance. It will make available the modifier * `onlyOwner`, which can be applied to your functions to restrict their use to * the owner. */ abstract contract Ownable is Context { address private _owner; event OwnershipTransferred(address indexed previousOwner, address indexed newOwner); /** * @dev Initializes the contract setting the deployer as the initial owner. */ constructor () { address msgSender = _msgSender(); _owner = msgSender; emit OwnershipTransferred(address(0), msgSender); } /** * @dev Returns the address of the current owner. */ function owner() public view virtual returns (address) { return _owner; } /** * @dev Throws if called by any account other than the owner. */ modifier onlyOwner() { require(owner() == _msgSender(), "Ownable: caller is not the owner"); _; } /** * @dev Leaves the contract without owner. It will not be possible to call * `onlyOwner` functions anymore. Can only be called by the current owner. * * NOTE: Renouncing ownership will leave the contract without an owner, * thereby removing any functionality that is only available to the owner. */ function renounceOwnership() public virtual onlyOwner { emit OwnershipTransferred(_owner, address(0)); _owner = address(0); } /** * @dev Transfers ownership of the contract to a new account (`newOwner`). * Can only be called by the current owner. */ function transferOwnership(address newOwner) public virtual onlyOwner { require(newOwner != address(0), "Ownable: new owner is the zero address"); emit OwnershipTransferred(_owner, newOwner); _owner = newOwner; } }
// SPDX-License-Identifier: BUSL-1.1 pragma solidity >=0.5.0; import "./ILayerZeroUserApplicationConfig.sol"; interface ILayerZeroEndpoint is ILayerZeroUserApplicationConfig { // @notice send a LayerZero message to the specified address at a LayerZero endpoint. // @param _dstChainId - the destination chain identifier // @param _destination - the address on destination chain (in bytes). address length/format may vary by chains // @param _payload - a custom bytes payload to send to the destination contract // @param _refundAddress - if the source transaction is cheaper than the amount of value passed, refund the additional amount to this address // @param _zroPaymentAddress - the address of the ZRO token holder who would pay for the transaction // @param _adapterParams - parameters for custom functionality. ie: pay for a specified destination gasAmount, or receive airdropped native gas from the relayer on destination function send(uint16 _dstChainId, bytes calldata _destination, bytes calldata _payload, address payable _refundAddress, address _zroPaymentAddress, bytes calldata _adapterParams) external payable; // @notice used by the messaging library to publish verified payload // @param _srcChainId - the source chain identifier // @param _srcAddress - the source contract (as bytes) at the source chain // @param _dstAddress - the address on destination chain // @param _nonce - the unbound message ordering nonce // @param _gasLimit - the gas limit for external contract execution // @param _payload - verified payload to send to the destination contract function receivePayload(uint16 _srcChainId, bytes calldata _srcAddress, address _dstAddress, uint64 _nonce, uint _gasLimit, bytes calldata _payload) external; // @notice get the inboundNonce of a receiver from a source chain which could be EVM or non-EVM chain // @param _srcChainId - the source chain identifier // @param _srcAddress - the source chain contract address function getInboundNonce(uint16 _srcChainId, bytes calldata _srcAddress) external view returns (uint64); // @notice get the outboundNonce from this source chain which, consequently, is always an EVM // @param _srcAddress - the source chain contract address function getOutboundNonce(uint16 _dstChainId, address _srcAddress) external view returns (uint64); // @notice gets a quote in source native gas, for the amount that send() requires to pay for message delivery // @param _dstChainId - the destination chain identifier // @param _userApplication - the user app address on this EVM chain // @param _payload - the custom message to send over LayerZero // @param _payInZRO - if false, user app pays the protocol fee in native token // @param _adapterParam - parameters for the adapter service, e.g. send some dust native token to dstChain function estimateFees(uint16 _dstChainId, address _userApplication, bytes calldata _payload, bool _payInZRO, bytes calldata _adapterParam) external view returns (uint nativeFee, uint zroFee); // @notice get this Endpoint's immutable source identifier function getChainId() external view returns (uint16); // @notice the interface to retry failed message on this Endpoint destination // @param _srcChainId - the source chain identifier // @param _srcAddress - the source chain contract address // @param _payload - the payload to be retried function retryPayload(uint16 _srcChainId, bytes calldata _srcAddress, bytes calldata _payload) external; // @notice query if any STORED payload (message blocking) at the endpoint. // @param _srcChainId - the source chain identifier // @param _srcAddress - the source chain contract address function hasStoredPayload(uint16 _srcChainId, bytes calldata _srcAddress) external view returns (bool); // @notice query if the _libraryAddress is valid for sending msgs. // @param _userApplication - the user app address on this EVM chain function getSendLibraryAddress(address _userApplication) external view returns (address); // @notice query if the _libraryAddress is valid for receiving msgs. // @param _userApplication - the user app address on this EVM chain function getReceiveLibraryAddress(address _userApplication) external view returns (address); // @notice query if the non-reentrancy guard for send() is on // @return true if the guard is on. false otherwise function isSendingPayload() external view returns (bool); // @notice query if the non-reentrancy guard for receive() is on // @return true if the guard is on. false otherwise function isReceivingPayload() external view returns (bool); // @notice get the configuration of the LayerZero messaging library of the specified version // @param _version - messaging library version // @param _chainId - the chainId for the pending config change // @param _userApplication - the contract address of the user application // @param _configType - type of configuration. every messaging library has its own convention. function getConfig(uint16 _version, uint16 _chainId, address _userApplication, uint _configType) external view returns (bytes memory); // @notice get the send() LayerZero messaging library version // @param _userApplication - the contract address of the user application function getSendVersion(address _userApplication) external view returns (uint16); // @notice get the lzReceive() LayerZero messaging library version // @param _userApplication - the contract address of the user application function getReceiveVersion(address _userApplication) external view returns (uint16); }
// SPDX-License-Identifier: BUSL-1.1 pragma solidity >=0.5.0; interface ILayerZeroReceiver { // @notice LayerZero endpoint will invoke this function to deliver the message on the destination // @param _srcChainId - the source endpoint identifier // @param _srcAddress - the source sending contract address from the source chain // @param _nonce - the ordered message nonce // @param _payload - the signed payload is the UA bytes has encoded to be sent function lzReceive(uint16 _srcChainId, bytes calldata _srcAddress, uint64 _nonce, bytes calldata _payload) external; }
// SPDX-License-Identifier: BUSL-1.1 pragma solidity >=0.5.0; interface ILayerZeroUserApplicationConfig { // @notice set the configuration of the LayerZero messaging library of the specified version // @param _version - messaging library version // @param _chainId - the chainId for the pending config change // @param _configType - type of configuration. every messaging library has its own convention. // @param _config - configuration in the bytes. can encode arbitrary content. function setConfig(uint16 _version, uint16 _chainId, uint _configType, bytes calldata _config) external; // @notice set the send() LayerZero messaging library version to _version // @param _version - new messaging library version function setSendVersion(uint16 _version) external; // @notice set the lzReceive() LayerZero messaging library version to _version // @param _version - new messaging library version function setReceiveVersion(uint16 _version) external; // @notice Only when the UA needs to resume the message flow in blocking mode and clear the stored payload // @param _srcChainId - the chainId of the source chain // @param _srcAddress - the contract address of the source contract at the source chain function forceResumeReceive(uint16 _srcChainId, bytes calldata _srcAddress) external; }
// SPDX-License-Identifier: MIT pragma solidity >=0.6.0 <0.8.0; /* * @dev Provides information about the current execution context, including the * sender of the transaction and its data. While these are generally available * via msg.sender and msg.data, they should not be accessed in such a direct * manner, since when dealing with GSN meta-transactions the account sending and * paying for execution may not be the actual sender (as far as an application * is concerned). * * This contract is only required for intermediate, library-like contracts. */ abstract contract Context { function _msgSender() internal view virtual returns (address payable) { return msg.sender; } function _msgData() internal view virtual returns (bytes memory) { this; // silence state mutability warning without generating bytecode - see https://github.com/ethereum/solidity/issues/2691 return msg.data; } }
// SPDX-License-Identifier: MIT pragma solidity ^0.7.0; /** * @dev Interface of the ERC20 standard as defined in the EIP. */ interface IERC20 { /** * @dev Returns the amount of tokens in existence. */ function totalSupply() external view returns (uint256); /** * @dev Returns the amount of tokens owned by `account`. */ function balanceOf(address account) external view returns (uint256); /** * @dev Moves `amount` tokens from the caller's account to `recipient`. * * Returns a boolean value indicating whether the operation succeeded. * * Emits a {Transfer} event. */ function transfer(address recipient, uint256 amount) external returns (bool); /** * @dev Returns the remaining number of tokens that `spender` will be * allowed to spend on behalf of `owner` through {transferFrom}. This is * zero by default. * * This value changes when {approve} or {transferFrom} are called. */ function allowance(address owner, address spender) external view returns (uint256); /** * @dev Sets `amount` as the allowance of `spender` over the caller's tokens. * * Returns a boolean value indicating whether the operation succeeded. * * IMPORTANT: Beware that changing an allowance with this method brings the risk * that someone may use both the old and the new allowance by unfortunate * transaction ordering. One possible solution to mitigate this race * condition is to first reduce the spender's allowance to 0 and set the * desired value afterwards: * https://github.com/ethereum/EIPs/issues/20#issuecomment-263524729 * * Emits an {Approval} event. */ function approve(address spender, uint256 amount) external returns (bool); /** * @dev Moves `amount` tokens from `sender` to `recipient` using the * allowance mechanism. `amount` is then deducted from the caller's * allowance. * * Returns a boolean value indicating whether the operation succeeded. * * Emits a {Transfer} event. */ function transferFrom(address sender, address recipient, uint256 amount) external returns (bool); /** * @dev Emitted when `value` tokens are moved from one account (`from`) to * another (`to`). * * Note that `value` may be zero. */ event Transfer(address indexed from, address indexed to, uint256 value); /** * @dev Emitted when the allowance of a `spender` for an `owner` is set by * a call to {approve}. `value` is the new allowance. */ event Approval(address indexed owner, address indexed spender, uint256 value); }
// SPDX-License-Identifier: MIT pragma solidity ^0.7.0; /** * @dev Wrappers over Solidity's arithmetic operations with added overflow * checks. * * Arithmetic operations in Solidity wrap on overflow. This can easily result * in bugs, because programmers usually assume that an overflow raises an * error, which is the standard behavior in high level programming languages. * `SafeMath` restores this intuition by reverting the transaction when an * operation overflows. * * Using this library instead of the unchecked operations eliminates an entire * class of bugs, so it's recommended to use it always. */ library SafeMath { /** * @dev Returns the addition of two unsigned integers, with an overflow flag. * * _Available since v3.4._ */ function tryAdd(uint256 a, uint256 b) internal pure returns (bool, uint256) { uint256 c = a + b; if (c < a) return (false, 0); return (true, c); } /** * @dev Returns the substraction of two unsigned integers, with an overflow flag. * * _Available since v3.4._ */ function trySub(uint256 a, uint256 b) internal pure returns (bool, uint256) { if (b > a) return (false, 0); return (true, a - b); } /** * @dev Returns the multiplication of two unsigned integers, with an overflow flag. * * _Available since v3.4._ */ function tryMul(uint256 a, uint256 b) internal pure returns (bool, uint256) { // Gas optimization: this is cheaper than requiring 'a' not being zero, but the // benefit is lost if 'b' is also tested. // See: https://github.com/OpenZeppelin/openzeppelin-contracts/pull/522 if (a == 0) return (true, 0); uint256 c = a * b; if (c / a != b) return (false, 0); return (true, c); } /** * @dev Returns the division of two unsigned integers, with a division by zero flag. * * _Available since v3.4._ */ function tryDiv(uint256 a, uint256 b) internal pure returns (bool, uint256) { if (b == 0) return (false, 0); return (true, a / b); } /** * @dev Returns the remainder of dividing two unsigned integers, with a division by zero flag. * * _Available since v3.4._ */ function tryMod(uint256 a, uint256 b) internal pure returns (bool, uint256) { if (b == 0) return (false, 0); return (true, a % b); } /** * @dev Returns the addition of two unsigned integers, reverting on * overflow. * * Counterpart to Solidity's `+` operator. * * Requirements: * * - Addition cannot overflow. */ function add(uint256 a, uint256 b) internal pure returns (uint256) { uint256 c = a + b; require(c >= a, "SafeMath: addition overflow"); return c; } /** * @dev Returns the subtraction of two unsigned integers, reverting on * overflow (when the result is negative). * * Counterpart to Solidity's `-` operator. * * Requirements: * * - Subtraction cannot overflow. */ function sub(uint256 a, uint256 b) internal pure returns (uint256) { require(b <= a, "SafeMath: subtraction overflow"); return a - b; } /** * @dev Returns the multiplication of two unsigned integers, reverting on * overflow. * * Counterpart to Solidity's `*` operator. * * Requirements: * * - Multiplication cannot overflow. */ function mul(uint256 a, uint256 b) internal pure returns (uint256) { if (a == 0) return 0; uint256 c = a * b; require(c / a == b, "SafeMath: multiplication overflow"); return c; } /** * @dev Returns the integer division of two unsigned integers, reverting on * division by zero. The result is rounded towards zero. * * Counterpart to Solidity's `/` operator. Note: this function uses a * `revert` opcode (which leaves remaining gas untouched) while Solidity * uses an invalid opcode to revert (consuming all remaining gas). * * Requirements: * * - The divisor cannot be zero. */ function div(uint256 a, uint256 b) internal pure returns (uint256) { require(b > 0, "SafeMath: division by zero"); return a / b; } /** * @dev Returns the remainder of dividing two unsigned integers. (unsigned integer modulo), * reverting when dividing by zero. * * Counterpart to Solidity's `%` operator. This function uses a `revert` * opcode (which leaves remaining gas untouched) while Solidity uses an * invalid opcode to revert (consuming all remaining gas). * * Requirements: * * - The divisor cannot be zero. */ function mod(uint256 a, uint256 b) internal pure returns (uint256) { require(b > 0, "SafeMath: modulo by zero"); return a % b; } /** * @dev Returns the subtraction of two unsigned integers, reverting with custom message on * overflow (when the result is negative). * * CAUTION: This function is deprecated because it requires allocating memory for the error * message unnecessarily. For custom revert reasons use {trySub}. * * Counterpart to Solidity's `-` operator. * * Requirements: * * - Subtraction cannot overflow. */ function sub(uint256 a, uint256 b, string memory errorMessage) internal pure returns (uint256) { require(b <= a, errorMessage); return a - b; } /** * @dev Returns the integer division of two unsigned integers, reverting with custom message on * division by zero. The result is rounded towards zero. * * CAUTION: This function is deprecated because it requires allocating memory for the error * message unnecessarily. For custom revert reasons use {tryDiv}. * * Counterpart to Solidity's `/` operator. Note: this function uses a * `revert` opcode (which leaves remaining gas untouched) while Solidity * uses an invalid opcode to revert (consuming all remaining gas). * * Requirements: * * - The divisor cannot be zero. */ function div(uint256 a, uint256 b, string memory errorMessage) internal pure returns (uint256) { require(b > 0, errorMessage); return a / b; } /** * @dev Returns the remainder of dividing two unsigned integers. (unsigned integer modulo), * reverting with custom message when dividing by zero. * * CAUTION: This function is deprecated because it requires allocating memory for the error * message unnecessarily. For custom revert reasons use {tryMod}. * * Counterpart to Solidity's `%` operator. This function uses a `revert` * opcode (which leaves remaining gas untouched) while Solidity uses an * invalid opcode to revert (consuming all remaining gas). * * Requirements: * * - The divisor cannot be zero. */ function mod(uint256 a, uint256 b, string memory errorMessage) internal pure returns (uint256) { require(b > 0, errorMessage); return a % b; } }
{ "optimizer": { "enabled": true, "runs": 200 }, "outputSelection": { "*": { "*": [ "evm.bytecode", "evm.deployedBytecode", "devdoc", "userdoc", "metadata", "abi" ] } }, "metadata": { "useLiteralContent": true }, "libraries": {} }
Contract Security Audit
- No Contract Security Audit Submitted- Submit Audit Here
[{"inputs":[{"internalType":"string","name":"_name","type":"string"},{"internalType":"string","name":"_symbol","type":"string"},{"internalType":"address","name":"_endpoint","type":"address"},{"internalType":"uint16","name":"_mainEndpointId","type":"uint16"},{"internalType":"uint256","name":"_initialSupplyOnMainEndpoint","type":"uint256"}],"stateMutability":"nonpayable","type":"constructor"},{"anonymous":false,"inputs":[{"indexed":true,"internalType":"address","name":"owner","type":"address"},{"indexed":true,"internalType":"address","name":"spender","type":"address"},{"indexed":false,"internalType":"uint256","name":"value","type":"uint256"}],"name":"Approval","type":"event"},{"anonymous":false,"inputs":[{"indexed":true,"internalType":"address","name":"previousOwner","type":"address"},{"indexed":true,"internalType":"address","name":"newOwner","type":"address"}],"name":"OwnershipTransferred","type":"event"},{"anonymous":false,"inputs":[{"indexed":false,"internalType":"bool","name":"isPaused","type":"bool"}],"name":"Paused","type":"event"},{"anonymous":false,"inputs":[{"indexed":false,"internalType":"uint16","name":"srcChainId","type":"uint16"},{"indexed":false,"internalType":"uint64","name":"nonce","type":"uint64"},{"indexed":false,"internalType":"uint256","name":"qty","type":"uint256"}],"name":"ReceiveFromChain","type":"event"},{"anonymous":false,"inputs":[{"indexed":false,"internalType":"uint16","name":"dstChainId","type":"uint16"},{"indexed":false,"internalType":"bytes","name":"to","type":"bytes"},{"indexed":false,"internalType":"uint256","name":"qty","type":"uint256"}],"name":"SendToChain","type":"event"},{"anonymous":false,"inputs":[{"indexed":true,"internalType":"address","name":"from","type":"address"},{"indexed":true,"internalType":"address","name":"to","type":"address"},{"indexed":false,"internalType":"uint256","name":"value","type":"uint256"}],"name":"Transfer","type":"event"},{"inputs":[{"internalType":"address","name":"owner","type":"address"},{"internalType":"address","name":"spender","type":"address"}],"name":"allowance","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"spender","type":"address"},{"internalType":"uint256","name":"amount","type":"uint256"}],"name":"approve","outputs":[{"internalType":"bool","name":"","type":"bool"}],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"account","type":"address"}],"name":"balanceOf","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"chainId","outputs":[{"internalType":"uint16","name":"","type":"uint16"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"decimals","outputs":[{"internalType":"uint8","name":"","type":"uint8"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"spender","type":"address"},{"internalType":"uint256","name":"subtractedValue","type":"uint256"}],"name":"decreaseAllowance","outputs":[{"internalType":"bool","name":"","type":"bool"}],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"uint16","name":"","type":"uint16"}],"name":"dstContractLookup","outputs":[{"internalType":"bytes","name":"","type":"bytes"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"endpoint","outputs":[{"internalType":"contract ILayerZeroEndpoint","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"uint16","name":"_dstChainId","type":"uint16"},{"internalType":"bool","name":"_useZro","type":"bool"},{"internalType":"bytes","name":"txParameters","type":"bytes"}],"name":"estimateSendTokensFee","outputs":[{"internalType":"uint256","name":"nativeFee","type":"uint256"},{"internalType":"uint256","name":"zroFee","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"uint16","name":"_srcChainId","type":"uint16"},{"internalType":"bytes","name":"_srcAddress","type":"bytes"}],"name":"forceResumeReceive","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"spender","type":"address"},{"internalType":"uint256","name":"addedValue","type":"uint256"}],"name":"increaseAllowance","outputs":[{"internalType":"bool","name":"","type":"bool"}],"stateMutability":"nonpayable","type":"function"},{"inputs":[],"name":"isMain","outputs":[{"internalType":"bool","name":"","type":"bool"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"uint16","name":"_srcChainId","type":"uint16"},{"internalType":"bytes","name":"_fromAddress","type":"bytes"},{"internalType":"uint64","name":"nonce","type":"uint64"},{"internalType":"bytes","name":"_payload","type":"bytes"}],"name":"lzReceive","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[],"name":"name","outputs":[{"internalType":"string","name":"","type":"string"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"owner","outputs":[{"internalType":"address","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"bool","name":"_pause","type":"bool"}],"name":"pauseSendTokens","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[],"name":"paused","outputs":[{"internalType":"bool","name":"","type":"bool"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"renounceOwnership","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"uint16","name":"_dstChainId","type":"uint16"},{"internalType":"bytes","name":"_to","type":"bytes"},{"internalType":"uint256","name":"_qty","type":"uint256"},{"internalType":"address","name":"zroPaymentAddress","type":"address"},{"internalType":"bytes","name":"adapterParam","type":"bytes"}],"name":"sendTokens","outputs":[],"stateMutability":"payable","type":"function"},{"inputs":[{"internalType":"uint16","name":"_version","type":"uint16"},{"internalType":"uint16","name":"_chainId","type":"uint16"},{"internalType":"uint256","name":"_configType","type":"uint256"},{"internalType":"bytes","name":"_config","type":"bytes"}],"name":"setConfig","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"uint16","name":"_dstChainId","type":"uint16"},{"internalType":"bytes","name":"_destinationContractAddress","type":"bytes"}],"name":"setDestination","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"uint16","name":"version","type":"uint16"}],"name":"setReceiveVersion","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"uint16","name":"version","type":"uint16"}],"name":"setSendVersion","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[],"name":"symbol","outputs":[{"internalType":"string","name":"","type":"string"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"totalSupply","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"recipient","type":"address"},{"internalType":"uint256","name":"amount","type":"uint256"}],"name":"transfer","outputs":[{"internalType":"bool","name":"","type":"bool"}],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"sender","type":"address"},{"internalType":"address","name":"recipient","type":"address"},{"internalType":"uint256","name":"amount","type":"uint256"}],"name":"transferFrom","outputs":[{"internalType":"bool","name":"","type":"bool"}],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"newOwner","type":"address"}],"name":"transferOwnership","outputs":[],"stateMutability":"nonpayable","type":"function"}]
Contract Creation Code
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Constructor Arguments (ABI-Encoded and is the last bytes of the Contract Creation Code above)
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
-----Decoded View---------------
Arg [0] : _name (string): StargateToken
Arg [1] : _symbol (string): STG
Arg [2] : _endpoint (address): 0x66A71Dcef29A0fFBDBE3c6a460a3B5BC225Cd675
Arg [3] : _mainEndpointId (uint16): 1
Arg [4] : _initialSupplyOnMainEndpoint (uint256): 1000000000000000000000000000
-----Encoded View---------------
9 Constructor Arguments found :
Arg [0] : 00000000000000000000000000000000000000000000000000000000000000a0
Arg [1] : 00000000000000000000000000000000000000000000000000000000000000e0
Arg [2] : 00000000000000000000000066a71dcef29a0ffbdbe3c6a460a3b5bc225cd675
Arg [3] : 0000000000000000000000000000000000000000000000000000000000000001
Arg [4] : 0000000000000000000000000000000000000000033b2e3c9fd0803ce8000000
Arg [5] : 000000000000000000000000000000000000000000000000000000000000000d
Arg [6] : 5374617267617465546f6b656e00000000000000000000000000000000000000
Arg [7] : 0000000000000000000000000000000000000000000000000000000000000003
Arg [8] : 5354470000000000000000000000000000000000000000000000000000000000
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