41 lines
1.1 KiB
Go
41 lines
1.1 KiB
Go
package common
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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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"github.com/nspcc-dev/neo-go/pkg/interop/runtime"
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"github.com/nspcc-dev/neo-go/pkg/interop/storage"
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)
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const irListMethod = "innerRingList"
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type IRNode struct {
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PublicKey []byte
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}
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// InnerRingInvoker returns public key of inner ring node that invoked contract.
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func InnerRingInvoker(ir []IRNode) []byte {
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for i := 0; i < len(ir); i++ {
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node := ir[i]
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if runtime.CheckWitness(node.PublicKey) {
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return node.PublicKey
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}
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}
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return nil
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}
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// InnerRingList returns list of inner ring nodes through calling
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// "innerRingList" method of smart contract.
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//
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// Address of smart contract is received from storage by key.
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func InnerRingListViaStorage(ctx storage.Context, key interface{}) []IRNode {
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sc := storage.Get(ctx, key).([]byte)
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return InnerRingList(sc)
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}
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// InnerRingList gets list of inner ring through
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// calling "innerRingList" method of smart contract.
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func InnerRingList(sc interop.Hash160) []IRNode {
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return contract.Call(sc, irListMethod).([]IRNode)
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}
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