neo-go/pkg/core/interops.go

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package core
/*
Interops are designed to run under VM's execute() panic protection, so it's OK
for them to do things like
smth := v.Estack().Pop().Bytes()
even though technically Pop() can return a nil pointer.
*/
import (
"github.com/CityOfZion/neo-go/pkg/core/storage"
"github.com/CityOfZion/neo-go/pkg/core/transaction"
"github.com/CityOfZion/neo-go/pkg/vm"
)
type interopContext struct {
bc Blockchainer
trigger byte
block *Block
tx *transaction.Transaction
mem *storage.MemCachedStore
notifications []NotificationEvent
}
func newInteropContext(trigger byte, bc Blockchainer, s storage.Store, block *Block, tx *transaction.Transaction) *interopContext {
mem := storage.NewMemCachedStore(s)
nes := make([]NotificationEvent, 0)
return &interopContext{bc, trigger, block, tx, mem, nes}
}
// All lists are sorted, keep 'em this way, please.
// getSystemInteropMap returns interop mappings for System namespace.
func (ic *interopContext) getSystemInteropMap() map[string]vm.InteropFuncPrice {
return map[string]vm.InteropFuncPrice{
"System.Block.GetTransaction": {Func: ic.blockGetTransaction, Price: 1},
"System.Block.GetTransactionCount": {Func: ic.blockGetTransactionCount, Price: 1},
"System.Block.GetTransactions": {Func: ic.blockGetTransactions, Price: 1},
"System.Blockchain.GetBlock": {Func: ic.bcGetBlock, Price: 200},
"System.Blockchain.GetContract": {Func: ic.bcGetContract, Price: 100},
"System.Blockchain.GetHeader": {Func: ic.bcGetHeader, Price: 100},
"System.Blockchain.GetHeight": {Func: ic.bcGetHeight, Price: 1},
"System.Blockchain.GetTransaction": {Func: ic.bcGetTransaction, Price: 200},
"System.Blockchain.GetTransactionHeight": {Func: ic.bcGetTransactionHeight, Price: 100},
"System.Contract.Destroy": {Func: ic.contractDestroy, Price: 1},
"System.Contract.GetStorageContext": {Func: ic.contractGetStorageContext, Price: 1},
"System.ExecutionEngine.GetCallingScriptHash": {Func: ic.engineGetCallingScriptHash, Price: 1},
"System.ExecutionEngine.GetEntryScriptHash": {Func: ic.engineGetEntryScriptHash, Price: 1},
"System.ExecutionEngine.GetExecutingScriptHash": {Func: ic.engineGetExecutingScriptHash, Price: 1},
"System.ExecutionEngine.GetScriptContainer": {Func: ic.engineGetScriptContainer, Price: 1},
"System.Header.GetHash": {Func: ic.headerGetHash, Price: 1},
"System.Header.GetIndex": {Func: ic.headerGetIndex, Price: 1},
"System.Header.GetPrevHash": {Func: ic.headerGetPrevHash, Price: 1},
"System.Header.GetTimestamp": {Func: ic.headerGetTimestamp, Price: 1},
"System.Runtime.CheckWitness": {Func: ic.runtimeCheckWitness, Price: 200},
"System.Runtime.GetTime": {Func: ic.runtimeGetTime, Price: 1},
"System.Runtime.GetTrigger": {Func: ic.runtimeGetTrigger, Price: 1},
"System.Runtime.Log": {Func: ic.runtimeLog, Price: 1},
"System.Runtime.Notify": {Func: ic.runtimeNotify, Price: 1},
"System.Runtime.Platform": {Func: ic.runtimePlatform, Price: 1},
"System.Storage.Delete": {Func: ic.storageDelete, Price: 100},
"System.Storage.Get": {Func: ic.storageGet, Price: 100},
"System.Storage.GetContext": {Func: ic.storageGetContext, Price: 1},
"System.Storage.GetReadOnlyContext": {Func: ic.storageGetReadOnlyContext, Price: 1},
"System.Storage.Put": {Func: ic.storagePut, Price: 0}, // These don't have static price in C# code.
"System.Storage.PutEx": {Func: ic.storagePutEx, Price: 0},
"System.StorageContext.AsReadOnly": {Func: ic.storageContextAsReadOnly, Price: 1},
"System.Transaction.GetHash": {Func: ic.txGetHash, Price: 1},
"System.Runtime.Deserialize": {Func: ic.runtimeDeserialize, Price: 1},
"System.Runtime.Serialize": {Func: ic.runtimeSerialize, Price: 1},
}
}
// getSystemInteropMap returns interop mappings for Neo and (legacy) AntShares namespaces.
func (ic *interopContext) getNeoInteropMap() map[string]vm.InteropFuncPrice {
return map[string]vm.InteropFuncPrice{
"Neo.Account.GetBalance": {Func: ic.accountGetBalance, Price: 1},
"Neo.Account.GetScriptHash": {Func: ic.accountGetScriptHash, Price: 1},
"Neo.Account.GetVotes": {Func: ic.accountGetVotes, Price: 1},
"Neo.Account.IsStandard": {Func: ic.accountIsStandard, Price: 100},
"Neo.Asset.Create": {Func: ic.assetCreate, Price: 0},
"Neo.Asset.GetAdmin": {Func: ic.assetGetAdmin, Price: 1},
"Neo.Asset.GetAmount": {Func: ic.assetGetAmount, Price: 1},
"Neo.Asset.GetAssetId": {Func: ic.assetGetAssetID, Price: 1},
"Neo.Asset.GetAssetType": {Func: ic.assetGetAssetType, Price: 1},
"Neo.Asset.GetAvailable": {Func: ic.assetGetAvailable, Price: 1},
"Neo.Asset.GetIssuer": {Func: ic.assetGetIssuer, Price: 1},
"Neo.Asset.GetOwner": {Func: ic.assetGetOwner, Price: 1},
"Neo.Asset.GetPrecision": {Func: ic.assetGetPrecision, Price: 1},
"Neo.Asset.Renew": {Func: ic.assetRenew, Price: 0},
"Neo.Attribute.GetData": {Func: ic.attrGetData, Price: 1},
"Neo.Attribute.GetUsage": {Func: ic.attrGetUsage, Price: 1},
"Neo.Block.GetTransaction": {Func: ic.blockGetTransaction, Price: 1},
"Neo.Block.GetTransactionCount": {Func: ic.blockGetTransactionCount, Price: 1},
"Neo.Block.GetTransactions": {Func: ic.blockGetTransactions, Price: 1},
"Neo.Blockchain.GetAccount": {Func: ic.bcGetAccount, Price: 100},
"Neo.Blockchain.GetAsset": {Func: ic.bcGetAsset, Price: 100},
"Neo.Blockchain.GetBlock": {Func: ic.bcGetBlock, Price: 200},
"Neo.Blockchain.GetContract": {Func: ic.bcGetContract, Price: 100},
"Neo.Blockchain.GetHeader": {Func: ic.bcGetHeader, Price: 100},
"Neo.Blockchain.GetHeight": {Func: ic.bcGetHeight, Price: 1},
"Neo.Blockchain.GetTransaction": {Func: ic.bcGetTransaction, Price: 100},
"Neo.Blockchain.GetTransactionHeight": {Func: ic.bcGetTransactionHeight, Price: 100},
"Neo.Blockchain.GetValidators": {Func: ic.bcGetValidators, Price: 200},
"Neo.Contract.Create": {Func: ic.contractCreate, Price: 0},
"Neo.Contract.Destroy": {Func: ic.contractDestroy, Price: 1},
"Neo.Contract.GetScript": {Func: ic.contractGetScript, Price: 1},
"Neo.Contract.GetStorageContext": {Func: ic.contractGetStorageContext, Price: 1},
"Neo.Contract.IsPayable": {Func: ic.contractIsPayable, Price: 1},
"Neo.Contract.Migrate": {Func: ic.contractMigrate, Price: 0},
"Neo.Header.GetConsensusData": {Func: ic.headerGetConsensusData, Price: 1},
"Neo.Header.GetHash": {Func: ic.headerGetHash, Price: 1},
"Neo.Header.GetIndex": {Func: ic.headerGetIndex, Price: 1},
"Neo.Header.GetMerkleRoot": {Func: ic.headerGetMerkleRoot, Price: 1},
"Neo.Header.GetNextConsensus": {Func: ic.headerGetNextConsensus, Price: 1},
"Neo.Header.GetPrevHash": {Func: ic.headerGetPrevHash, Price: 1},
"Neo.Header.GetTimestamp": {Func: ic.headerGetTimestamp, Price: 1},
"Neo.Header.GetVersion": {Func: ic.headerGetVersion, Price: 1},
"Neo.Input.GetHash": {Func: ic.inputGetHash, Price: 1},
"Neo.Input.GetIndex": {Func: ic.inputGetIndex, Price: 1},
"Neo.Output.GetAssetId": {Func: ic.outputGetAssetID, Price: 1},
"Neo.Output.GetScriptHash": {Func: ic.outputGetScriptHash, Price: 1},
"Neo.Output.GetValue": {Func: ic.outputGetValue, Price: 1},
"Neo.Runtime.CheckWitness": {Func: ic.runtimeCheckWitness, Price: 200},
"Neo.Runtime.GetTime": {Func: ic.runtimeGetTime, Price: 1},
"Neo.Runtime.GetTrigger": {Func: ic.runtimeGetTrigger, Price: 1},
"Neo.Runtime.Log": {Func: ic.runtimeLog, Price: 1},
"Neo.Runtime.Notify": {Func: ic.runtimeNotify, Price: 1},
"Neo.Storage.Delete": {Func: ic.storageDelete, Price: 100},
"Neo.Storage.Get": {Func: ic.storageGet, Price: 100},
"Neo.Storage.GetContext": {Func: ic.storageGetContext, Price: 1},
"Neo.Storage.GetReadOnlyContext": {Func: ic.storageGetReadOnlyContext, Price: 1},
"Neo.Storage.Put": {Func: ic.storagePut, Price: 0},
"Neo.StorageContext.AsReadOnly": {Func: ic.storageContextAsReadOnly, Price: 1},
"Neo.Transaction.GetAttributes": {Func: ic.txGetAttributes, Price: 1},
"Neo.Transaction.GetHash": {Func: ic.txGetHash, Price: 1},
"Neo.Transaction.GetInputs": {Func: ic.txGetInputs, Price: 1},
"Neo.Transaction.GetOutputs": {Func: ic.txGetOutputs, Price: 1},
"Neo.Transaction.GetReferences": {Func: ic.txGetReferences, Price: 200},
"Neo.Transaction.GetType": {Func: ic.txGetType, Price: 1},
"Neo.Transaction.GetUnspentCoins": {Func: ic.txGetUnspentCoins, Price: 200},
"Neo.Transaction.GetWitnesses": {Func: ic.txGetWitnesses, Price: 200},
// "Neo.Enumerator.Concat": {Func: ic.enumeratorConcat, Price: 1},
// "Neo.Enumerator.Create": {Func: ic.enumeratorCreate, Price: 1},
// "Neo.Enumerator.Next": {Func: ic.enumeratorNext, Price: 1},
// "Neo.Enumerator.Value": {Func: ic.enumeratorValue, Price: 1},
// "Neo.InvocationTransaction.GetScript": {ic.invocationTx_GetScript, 1},
// "Neo.Iterator.Concat": {Func: ic.iteratorConcat, Price: 1},
// "Neo.Iterator.Create": {Func: ic.iteratorCreate, Price: 1},
// "Neo.Iterator.Key": {Func: ic.iteratorKey, Price: 1},
// "Neo.Iterator.Keys": {Func: ic.iteratorKeys, Price: 1},
// "Neo.Iterator.Values": {Func: ic.iteratorValues, Price: 1},
"Neo.Runtime.Deserialize": {Func: ic.runtimeDeserialize, Price: 1},
"Neo.Runtime.Serialize": {Func: ic.runtimeSerialize, Price: 1},
// "Neo.Storage.Find": {Func: ic.storageFind, Price: 1},
// "Neo.Witness.GetVerificationScript": {Func: ic.witnessGetVerificationScript, Price: 100},
// Aliases.
// "Neo.Iterator.Next": {Func: ic.enumeratorNext, Price: 1},
// "Neo.Iterator.Value": {Func: ic.enumeratorValue, Price: 1},
// Old compatibility APIs.
"AntShares.Account.GetBalance": {Func: ic.accountGetBalance, Price: 1},
"AntShares.Account.GetScriptHash": {Func: ic.accountGetScriptHash, Price: 1},
"AntShares.Account.GetVotes": {Func: ic.accountGetVotes, Price: 1},
"AntShares.Asset.Create": {Func: ic.assetCreate, Price: 0},
"AntShares.Asset.GetAdmin": {Func: ic.assetGetAdmin, Price: 1},
"AntShares.Asset.GetAmount": {Func: ic.assetGetAmount, Price: 1},
"AntShares.Asset.GetAssetId": {Func: ic.assetGetAssetID, Price: 1},
"AntShares.Asset.GetAssetType": {Func: ic.assetGetAssetType, Price: 1},
"AntShares.Asset.GetAvailable": {Func: ic.assetGetAvailable, Price: 1},
"AntShares.Asset.GetIssuer": {Func: ic.assetGetIssuer, Price: 1},
"AntShares.Asset.GetOwner": {Func: ic.assetGetOwner, Price: 1},
"AntShares.Asset.GetPrecision": {Func: ic.assetGetPrecision, Price: 1},
"AntShares.Asset.Renew": {Func: ic.assetRenew, Price: 0},
"AntShares.Attribute.GetData": {Func: ic.attrGetData, Price: 1},
"AntShares.Attribute.GetUsage": {Func: ic.attrGetUsage, Price: 1},
"AntShares.Block.GetTransaction": {Func: ic.blockGetTransaction, Price: 1},
"AntShares.Block.GetTransactionCount": {Func: ic.blockGetTransactionCount, Price: 1},
"AntShares.Block.GetTransactions": {Func: ic.blockGetTransactions, Price: 1},
"AntShares.Blockchain.GetAccount": {Func: ic.bcGetAccount, Price: 100},
"AntShares.Blockchain.GetAsset": {Func: ic.bcGetAsset, Price: 100},
"AntShares.Blockchain.GetBlock": {Func: ic.bcGetBlock, Price: 200},
"AntShares.Blockchain.GetContract": {Func: ic.bcGetContract, Price: 100},
"AntShares.Blockchain.GetHeader": {Func: ic.bcGetHeader, Price: 100},
"AntShares.Blockchain.GetHeight": {Func: ic.bcGetHeight, Price: 1},
"AntShares.Blockchain.GetTransaction": {Func: ic.bcGetTransaction, Price: 100},
"AntShares.Blockchain.GetValidators": {Func: ic.bcGetValidators, Price: 200},
"AntShares.Contract.Create": {Func: ic.contractCreate, Price: 0},
"AntShares.Contract.Destroy": {Func: ic.contractDestroy, Price: 1},
"AntShares.Contract.GetScript": {Func: ic.contractGetScript, Price: 1},
"AntShares.Contract.GetStorageContext": {Func: ic.contractGetStorageContext, Price: 1},
"AntShares.Contract.Migrate": {Func: ic.contractMigrate, Price: 0},
"AntShares.Header.GetConsensusData": {Func: ic.headerGetConsensusData, Price: 1},
"AntShares.Header.GetHash": {Func: ic.headerGetHash, Price: 1},
"AntShares.Header.GetMerkleRoot": {Func: ic.headerGetMerkleRoot, Price: 1},
"AntShares.Header.GetNextConsensus": {Func: ic.headerGetNextConsensus, Price: 1},
"AntShares.Header.GetPrevHash": {Func: ic.headerGetPrevHash, Price: 1},
"AntShares.Header.GetTimestamp": {Func: ic.headerGetTimestamp, Price: 1},
"AntShares.Header.GetVersion": {Func: ic.headerGetVersion, Price: 1},
"AntShares.Input.GetHash": {Func: ic.inputGetHash, Price: 1},
"AntShares.Input.GetIndex": {Func: ic.inputGetIndex, Price: 1},
"AntShares.Output.GetAssetId": {Func: ic.outputGetAssetID, Price: 1},
"AntShares.Output.GetScriptHash": {Func: ic.outputGetScriptHash, Price: 1},
"AntShares.Output.GetValue": {Func: ic.outputGetValue, Price: 1},
"AntShares.Runtime.CheckWitness": {Func: ic.runtimeCheckWitness, Price: 200},
"AntShares.Runtime.Log": {Func: ic.runtimeLog, Price: 1},
"AntShares.Runtime.Notify": {Func: ic.runtimeNotify, Price: 1},
"AntShares.Storage.Delete": {Func: ic.storageDelete, Price: 100},
"AntShares.Storage.Get": {Func: ic.storageGet, Price: 100},
"AntShares.Storage.GetContext": {Func: ic.storageGetContext, Price: 1},
"AntShares.Storage.Put": {Func: ic.storagePut, Price: 0},
"AntShares.Transaction.GetAttributes": {Func: ic.txGetAttributes, Price: 1},
"AntShares.Transaction.GetHash": {Func: ic.txGetHash, Price: 1},
"AntShares.Transaction.GetInputs": {Func: ic.txGetInputs, Price: 1},
"AntShares.Transaction.GetOutputs": {Func: ic.txGetOutputs, Price: 1},
"AntShares.Transaction.GetReferences": {Func: ic.txGetReferences, Price: 200},
"AntShares.Transaction.GetType": {Func: ic.txGetType, Price: 1},
}
}