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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.
40 lines
1.7 KiB
Go
40 lines
1.7 KiB
Go
package ledger
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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 Ledger contract hash.
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const Hash = "\xbe\xf2\x04\x31\x40\x36\x2a\x77\xc1\x50\x99\xc7\xe6\x4c\x12\xf7\x00\xb6\x65\xda"
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// CurrentHash represents `currentHash` method of Ledger native contract.
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func CurrentHash() interop.Hash256 {
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return contract.Call(interop.Hash160(Hash), "currentHash", contract.ReadStates).(interop.Hash256)
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}
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// CurrentIndex represents `currentIndex` method of Ledger native contract.
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func CurrentIndex() int {
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return contract.Call(interop.Hash160(Hash), "currentIndex", contract.ReadStates).(int)
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}
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// GetBlock represents `getBlock` method of Ledger native contract.
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func GetBlock(indexOrHash interface{}) *Block {
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return contract.Call(interop.Hash160(Hash), "getBlock", contract.ReadStates, indexOrHash).(*Block)
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}
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// GetTransaction represents `getTransaction` method of Ledger native contract.
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func GetTransaction(hash interop.Hash256) *Transaction {
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return contract.Call(interop.Hash160(Hash), "getTransaction", contract.ReadStates, hash).(*Transaction)
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}
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// GetTransactionHeight represents `getTransactionHeight` method of Ledger native contract.
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func GetTransactionHeight(hash interop.Hash256) int {
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return contract.Call(interop.Hash160(Hash), "getTransactionHeight", contract.ReadStates, hash).(int)
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}
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// GetTransactionFromBlock represents `getTransactionFromBlock` method of Ledger native contract.
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func GetTransactionFromBlock(indexOrHash interface{}, txIndex int) *Transaction {
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return contract.Call(interop.Hash160(Hash), "getTransactionFromBlock", contract.ReadStates,
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indexOrHash, txIndex).(*Transaction)
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}
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