forked from TrueCloudLab/neoneo-go
137 lines
8.9 KiB
Go
137 lines
8.9 KiB
Go
package core
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/*
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Interops are designed to run under VM's execute() panic protection, so it's OK
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for them to do things like
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smth := v.Estack().Pop().Bytes()
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even though technically Pop() can return a nil pointer.
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*/
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import (
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"github.com/nspcc-dev/neo-go/pkg/core/interop"
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"github.com/nspcc-dev/neo-go/pkg/core/interop/callback"
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"github.com/nspcc-dev/neo-go/pkg/core/interop/crypto"
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"github.com/nspcc-dev/neo-go/pkg/core/interop/enumerator"
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"github.com/nspcc-dev/neo-go/pkg/core/interop/interopnames"
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"github.com/nspcc-dev/neo-go/pkg/core/interop/iterator"
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"github.com/nspcc-dev/neo-go/pkg/core/interop/json"
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"github.com/nspcc-dev/neo-go/pkg/core/interop/runtime"
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"github.com/nspcc-dev/neo-go/pkg/core/native"
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"github.com/nspcc-dev/neo-go/pkg/smartcontract"
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"github.com/nspcc-dev/neo-go/pkg/vm"
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)
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// SpawnVM returns a VM with script getter and interop functions set
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// up for current blockchain.
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func SpawnVM(ic *interop.Context) *vm.VM {
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vm := ic.SpawnVM()
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ic.Functions = [][]interop.Function{systemInterops, neoInterops}
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return vm
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}
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// All lists are sorted, keep 'em this way, please.
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var systemInterops = []interop.Function{
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{Name: "System.Binary.Base64Decode", Func: runtimeDecode, Price: 100000, ParamCount: 1},
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{Name: "System.Binary.Base64Encode", Func: runtimeEncode, Price: 100000, ParamCount: 1},
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{Name: "System.Binary.Deserialize", Func: runtimeDeserialize, Price: 500000, ParamCount: 1},
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{Name: "System.Binary.Serialize", Func: runtimeSerialize, Price: 100000, ParamCount: 1},
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{Name: "System.Blockchain.GetBlock", Func: bcGetBlock, Price: 2500000,
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RequiredFlags: smartcontract.AllowStates, ParamCount: 1},
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{Name: "System.Blockchain.GetContract", Func: bcGetContract, Price: 1000000,
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RequiredFlags: smartcontract.AllowStates, ParamCount: 1},
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{Name: "System.Blockchain.GetHeight", Func: bcGetHeight, Price: 400,
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RequiredFlags: smartcontract.AllowStates},
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{Name: "System.Blockchain.GetTransaction", Func: bcGetTransaction, Price: 1000000,
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RequiredFlags: smartcontract.AllowStates, ParamCount: 1},
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{Name: "System.Blockchain.GetTransactionFromBlock", Func: bcGetTransactionFromBlock, Price: 1000000,
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RequiredFlags: smartcontract.AllowStates, ParamCount: 2},
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{Name: "System.Blockchain.GetTransactionHeight", Func: bcGetTransactionHeight, Price: 1000000,
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RequiredFlags: smartcontract.AllowStates, ParamCount: 1},
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{Name: "System.Callback.Create", Func: callback.Create, Price: 400, ParamCount: 3, DisallowCallback: true},
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{Name: "System.Callback.CreateFromMethod", Func: callback.CreateFromMethod, Price: 1000000, ParamCount: 2, DisallowCallback: true},
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{Name: "System.Callback.CreateFromSyscall", Func: callback.CreateFromSyscall, Price: 400, ParamCount: 1, DisallowCallback: true},
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{Name: "System.Callback.Invoke", Func: callback.Invoke, Price: 1000000, ParamCount: 2, DisallowCallback: true},
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{Name: "System.Contract.Call", Func: contractCall, Price: 1000000,
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RequiredFlags: smartcontract.AllowCall, ParamCount: 3, DisallowCallback: true},
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{Name: "System.Contract.CallEx", Func: contractCallEx, Price: 1000000,
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RequiredFlags: smartcontract.AllowCall, ParamCount: 4, DisallowCallback: true},
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{Name: "System.Contract.Create", Func: contractCreate, Price: 0,
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RequiredFlags: smartcontract.AllowModifyStates, ParamCount: 2, DisallowCallback: true},
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{Name: "System.Contract.CreateStandardAccount", Func: contractCreateStandardAccount, Price: 10000, ParamCount: 1, DisallowCallback: true},
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{Name: "System.Contract.Destroy", Func: contractDestroy, Price: 1000000, RequiredFlags: smartcontract.AllowModifyStates, DisallowCallback: true},
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{Name: "System.Contract.IsStandard", Func: contractIsStandard, Price: 30000, ParamCount: 1},
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{Name: "System.Contract.GetCallFlags", Func: contractGetCallFlags, Price: 30000, DisallowCallback: true},
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{Name: "System.Contract.Update", Func: contractUpdate, Price: 0,
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RequiredFlags: smartcontract.AllowModifyStates, ParamCount: 2, DisallowCallback: true},
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{Name: "System.Enumerator.Concat", Func: enumerator.Concat, Price: 400, ParamCount: 2, DisallowCallback: true},
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{Name: "System.Enumerator.Create", Func: enumerator.Create, Price: 400, ParamCount: 1, DisallowCallback: true},
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{Name: "System.Enumerator.Next", Func: enumerator.Next, Price: 1000000, ParamCount: 1, DisallowCallback: true},
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{Name: "System.Enumerator.Value", Func: enumerator.Value, Price: 400, ParamCount: 1, DisallowCallback: true},
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{Name: "System.Iterator.Concat", Func: iterator.Concat, Price: 400, ParamCount: 2, DisallowCallback: true},
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{Name: "System.Iterator.Create", Func: iterator.Create, Price: 400, ParamCount: 1, DisallowCallback: true},
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{Name: "System.Iterator.Key", Func: iterator.Key, Price: 400, ParamCount: 1, DisallowCallback: true},
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{Name: "System.Iterator.Keys", Func: iterator.Keys, Price: 400, ParamCount: 1, DisallowCallback: true},
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{Name: "System.Iterator.Values", Func: iterator.Values, Price: 400, ParamCount: 1, DisallowCallback: true},
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{Name: "System.Json.Deserialize", Func: json.Deserialize, Price: 500000, ParamCount: 1},
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{Name: "System.Json.Serialize", Func: json.Serialize, Price: 100000, ParamCount: 1},
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{Name: "System.Runtime.CheckWitness", Func: runtime.CheckWitness, Price: 30000,
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RequiredFlags: smartcontract.AllowStates, ParamCount: 1},
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{Name: "System.Runtime.GasLeft", Func: runtime.GasLeft, Price: 400},
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{Name: "System.Runtime.GetCallingScriptHash", Func: engineGetCallingScriptHash, Price: 400},
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{Name: "System.Runtime.GetEntryScriptHash", Func: engineGetEntryScriptHash, Price: 400},
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{Name: "System.Runtime.GetExecutingScriptHash", Func: engineGetExecutingScriptHash, Price: 400},
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{Name: "System.Runtime.GetInvocationCounter", Func: runtime.GetInvocationCounter, Price: 400},
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{Name: "System.Runtime.GetNotifications", Func: runtime.GetNotifications, Price: 10000, ParamCount: 1},
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{Name: "System.Runtime.GetScriptContainer", Func: engineGetScriptContainer, Price: 250},
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{Name: "System.Runtime.GetTime", Func: runtimeGetTime, Price: 250, RequiredFlags: smartcontract.AllowStates},
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{Name: "System.Runtime.GetTrigger", Func: runtimeGetTrigger, Price: 250},
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{Name: "System.Runtime.Log", Func: runtimeLog, Price: 1000000, RequiredFlags: smartcontract.AllowNotify,
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ParamCount: 1, DisallowCallback: true},
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{Name: "System.Runtime.Notify", Func: runtimeNotify, Price: 1000000, RequiredFlags: smartcontract.AllowNotify,
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ParamCount: 2, DisallowCallback: true},
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{Name: "System.Runtime.Platform", Func: runtimePlatform, Price: 250},
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{Name: "System.Storage.Delete", Func: storageDelete, Price: StoragePrice,
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RequiredFlags: smartcontract.AllowModifyStates, ParamCount: 2, DisallowCallback: true},
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{Name: "System.Storage.Find", Func: storageFind, Price: 1000000, RequiredFlags: smartcontract.AllowStates,
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ParamCount: 2, DisallowCallback: true},
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{Name: "System.Storage.Get", Func: storageGet, Price: 1000000, RequiredFlags: smartcontract.AllowStates,
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ParamCount: 2, DisallowCallback: true},
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{Name: "System.Storage.GetContext", Func: storageGetContext, Price: 400,
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RequiredFlags: smartcontract.AllowStates, DisallowCallback: true},
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{Name: "System.Storage.GetReadOnlyContext", Func: storageGetReadOnlyContext, Price: 400,
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RequiredFlags: smartcontract.AllowStates, DisallowCallback: true},
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{Name: "System.Storage.Put", Func: storagePut, Price: 0, RequiredFlags: smartcontract.AllowModifyStates,
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ParamCount: 3, DisallowCallback: true}, // These don't have static price in C# code.
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{Name: "System.Storage.PutEx", Func: storagePutEx, Price: 0, RequiredFlags: smartcontract.AllowModifyStates,
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ParamCount: 4, DisallowCallback: true},
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{Name: "System.Storage.AsReadOnly", Func: storageContextAsReadOnly, Price: 400,
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RequiredFlags: smartcontract.AllowStates, ParamCount: 1, DisallowCallback: true},
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}
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var neoInterops = []interop.Function{
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{Name: "Neo.Crypto.VerifyWithECDsaSecp256r1", Func: crypto.ECDSASecp256r1Verify,
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Price: crypto.ECDSAVerifyPrice, ParamCount: 3},
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{Name: "Neo.Crypto.VerifyWithECDsaSecp256k1", Func: crypto.ECDSASecp256k1Verify,
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Price: crypto.ECDSAVerifyPrice, ParamCount: 3},
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{Name: "Neo.Crypto.CheckMultisigWithECDsaSecp256r1", Func: crypto.ECDSASecp256r1CheckMultisig, Price: 0, ParamCount: 3},
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{Name: "Neo.Crypto.CheckMultisigWithECDsaSecp256k1", Func: crypto.ECDSASecp256k1CheckMultisig, Price: 0, ParamCount: 3},
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{Name: "Neo.Crypto.SHA256", Func: crypto.Sha256, Price: 1000000, ParamCount: 1},
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{Name: "Neo.Crypto.RIPEMD160", Func: crypto.RipeMD160, Price: 1000000, ParamCount: 1},
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{Name: "Neo.Native.Call", Func: native.Call, Price: 0, ParamCount: 1, DisallowCallback: true},
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{Name: "Neo.Native.Deploy", Func: native.Deploy, Price: 0, RequiredFlags: smartcontract.AllowModifyStates, DisallowCallback: true},
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}
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// initIDinInteropsSlice initializes IDs from names in one given
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// Function slice and then sorts it.
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func initIDinInteropsSlice(iops []interop.Function) {
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for i := range iops {
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iops[i].ID = interopnames.ToID([]byte(iops[i].Name))
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}
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interop.Sort(iops)
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}
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// init initializes IDs in the global interop slices.
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func init() {
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initIDinInteropsSlice(systemInterops)
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initIDinInteropsSlice(neoInterops)
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}
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