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f9f1fe03b2
1. `System.Contract.CallNative` expects version on stack. 2. Actual method is determined based on current instruction pointer. 3. Native hashes don't longer depend on NEF checksum.
35 lines
1.2 KiB
Go
35 lines
1.2 KiB
Go
package gas
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import (
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"github.com/nspcc-dev/neo-go/pkg/interop"
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"github.com/nspcc-dev/neo-go/pkg/interop/contract"
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)
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// Hash represents GAS contract hash.
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const Hash = "\xcf\x76\xe2\x8b\xd0\x06\x2c\x4a\x47\x8e\xe3\x55\x61\x01\x13\x19\xf3\xcf\xa4\xd2"
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// Symbol represents `symbol` method of GAS native contract.
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func Symbol() string {
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return contract.Call(interop.Hash160(Hash), "symbol", contract.NoneFlag).(string)
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}
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// Decimals represents `decimals` method of GAS native contract.
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func Decimals() int {
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return contract.Call(interop.Hash160(Hash), "decimals", contract.NoneFlag).(int)
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}
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// TotalSupply represents `totalSupply` method of GAS native contract.
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func TotalSupply() int {
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return contract.Call(interop.Hash160(Hash), "totalSupply", contract.ReadStates).(int)
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}
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// BalanceOf represents `balanceOf` method of GAS native contract.
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func BalanceOf(addr interop.Hash160) int {
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return contract.Call(interop.Hash160(Hash), "balanceOf", contract.ReadStates, addr).(int)
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}
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// Transfer represents `transfer` method of GAS native contract.
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func Transfer(from, to interop.Hash160, amount int, data interface{}) bool {
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return contract.Call(interop.Hash160(Hash), "transfer",
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contract.All, from, to, amount, data).(bool)
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}
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