docs: drop runtime.md

We have now way better godoc for interop functions, so this document makes
little sense and it's not referenced anywhere, so it's safe to drop it.
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Roman Khimov 2020-05-18 21:59:26 +03:00
parent 7e96f82a5b
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# Runtime
A brief overview of NEO smart contract API's that can be used in the neo-go framework.
# Overview
1. [Account]()
2. [Asset]()
3. [Attribute]()
4. [Block]()
5. [Blockchain]()
6. [Contract]()
7. [Crypto]()
8. [Engine]()
9. [Enumerator]()
10. [Iterator]()
11. [Header]()
12. [Input]()
13. [Output]()
14. [Runtime]()
15. [Storage]()
16. [Transaction]()
17. [Util]()
## Account
#### GetScriptHash
```
GetScriptHash(a Account) []byte
```
Returns the script hash of the given account.
#### GetVotes
```
GetVotes(a Account) [][]byte
```
Returns the the votes (a slice of public keys) of the given account.
#### GetBalance
```
GetBalance(a Account, assetID []byte) int
```
Returns the balance of the given asset id for the given account.
## Asset
#### GetAssetID
```
GetAssetID(a Asset) []byte
```
Returns the id of the given asset.
#### GetAmount
```
GetAmount(a Asset) int
```
Returns the amount of the given asset id.
#### GetAvailable
```
GetAvailable(a Asset) int
```
Returns the available amount of the given asset.
#### GetPrecision
```
GetPrecision(a Asset) byte
```
Returns the precision of the given Asset.
#### GetOwner
```
GetOwner(a Asset) []byte
```
Returns the owner of the given asset.
#### GetAdmin
```
GetAdmin(a Asset) []byte
```
Returns the admin of the given asset.
#### GetIssuer
```
GetIssuer(a Asset) []byte
```
Returns the issuer of the given asset.
#### Create
```
Create(type byte, name string, amount int, precision byte, owner, admin, issuer []byte)
```
Creates a new asset on the blockchain.
#### Renew
```
Renew(asset Asset, years int)
```
Renews the given asset as long as the given years.
## Attribute
#### GetUsage
```
GetUsage(attr Attribute) []byte
```
Returns the usage of the given attribute.
#### GetData
```
GetData(attr Attribute) []byte
```
Returns the data of the given attribute.
## Block
#### GetTransactionCount
```
GetTransactionCount(b Block) int
```
Returns the number of transactions that are recorded in the given block.
#### GetTransactions
```
GetTransactions(b Block) []transaction.Transaction
```
Returns a slice of the transactions that are recorded in the given block.
#### GetTransaction
```
GetTransaction(b Block, hash []byte) transaction.Transaction
```
Returns the transaction by the given hash that is recorded in the given block.
## Blockchain
#### GetHeight
```
GetHeight() int
```
Returns the current height of the blockchain.
#### GetHeader
```
GetHeader(heightOrHash []interface{}) header.Header
```
Return the header by the given hash or index.
#### GetBlock
```
GetBlock(heightOrHash interface{}) block.Block
```
Returns the block by the given hash or index.
#### GetTransaction
```
GetTransaction(hash []byte) transaction.Transaction
```
Returns a transaction by the given hash.
#### GetContract
```
GetContract(scriptHash []byte) contract.Contract
```
Returns the contract found by the given script hash.
#### GetAccount
```
GetAccount(scriptHash []byte) account.Account
```
Returns the account found by the given script hash.
#### GetValiditors
```
GetValidators() [][]byte
```
Returns a list of validators public keys.
#### GetAsset
```
GetAsset(assetID []byte) asset.Asset
```
Returns the asset found by the given asset id.
## Contract
#### GetScript
```
GetScript(c Contract) []byte
```
Return the script of the given contract.
#### IsPayable
```
IsPayable(c Contract) bool
```
Returns whether the given contract is payable.
#### GetStorageContext
```
GetStorageContext(c Contract)
```
Returns the storage context of the given contract.
#### Create
```
Create(
script []byte,
params []interface{},
returnType byte,
properties interface{},
name,
version,
author,
email,
description string)
```
Creates a new contract on the blockchain.
#### Migrate
```
Migrate(
script []byte,
params []interface{},
returnType byte,
properties interface{},
name,
version,
author,
email,
description string)
```
Migrates a contract on the blockchain.
#### Destroy
```
Destroy(c Contract)
```
Deletes the given contract from the blockchain.
## Crypto
#### SHA1
```
SHA1(data []byte) []byte
```
Computes the sha1 hash of the given bytes
#### SHA256
```
SHA256(data []byte) []byte
```
Computes the sha256 hash of the given bytes
#### Hash256
```
Hash256(data []byte) []byte
```
Computes the sha256^2 of the given data.
#### Hash160
```
Hash160(data []byte) []byte) []byte
```
Computes the ripemd160 over the sha256 hash of the given data.
## Engine
#### GetScriptContainer
```
GetScriptContainer() transaction.Transaction
```
Returns the transaction that is in the context of the VM execution.
#### GetExecutingScriptHash
```
GetExecutingScriptHash() []byte
```
Returns the script hash of the contract that is currently being executed.
#### GetCallingScriptHash
```
GetCallingScriptHash() []byte
```
Returns the script hash of the contract that has started the execution of the current script.
#### GetEntryScriptHash
```
GetEntryScriptHash() []byte
```
Returns the script hash of the contract that started the execution from the start.
## Enumerator
#### Create
```
Create(items []inteface{}) Enumerator
```
Create a enumerator from the given items.
#### Next
```
Next(e Enumerator) interface{}
```
Returns the next item from the given enumerator.
#### Value
```
Value(e Enumerator) interface{}
```
Returns the enumerator value.
## Iterator
#### Create
```
Create(items []inteface{}) Iterator
```
Creates an iterator from the given items.
#### Key
```
Key(it Iterator) interface{}
```
Return the key from the given iterator.
#### Keys
```
Keys(it Iterator) []interface{}
```
Returns the iterator's keys
#### Values
```
Values(it Iterator) []interface{}
```
Returns the iterator's values
## Header
#### GetIndex
```
GetIndex(h Header) int
```
Returns the height of the given header.
#### GetHash
```
GetHash(h Header) []byte
```
Returns the hash of the given header.
#### GetPrevHash
```
GetPrevhash(h Header) []byte
```
Returns the previous hash of the given header.
#### GetTimestamp
```
GetTimestamp(h Header) int
```
Returns the timestamp of the given header.
#### GetVersion
```
GetVersion(h Header) int
```
Returns the version of the given header.
#### GetMerkleroot
```
GetMerkleRoot(h Header) []byte
```
Returns the merkle root of the given header.
#### GetConsensusData
```
GetConsensusData(h Header) int
```
Returns the consensus data of the given header.
#### GetNextConsensus
```
GetNextConsensus(h Header) []byte
```
Returns the next consensus of the given header.
## Input
#### GetHash
```
GetHash(in Input) []byte
```
Returns the hash field of the given input.
#### GetIndex
```
GetIndex(in Input) int
```
Returns the index field of the given input.
## Output
#### GetAssetID
```
GetAssetId(out Output) []byte
```
Returns the asset id field of the given output.
#### GetValue
```
GetValue(out Output) int
```
Returns the value field of the given output.
#### GetScriptHash
```
GetScriptHash(out Output) []byte
```
Returns the script hash field of the given output.
## Runtime
#### CheckWitness
```
CheckWitness(hash []byte) bool
```
Verifies if the given hash is the hash of the contract owner.
#### Log
```
Log(message string)
```
Logs the given message.
#### Notify
```
Notify(args ...interface{}) int
```
Notify any number of arguments to the VM.
#### GetTime
```
GetTime() int
```
Returns the current time based on the highest block in the chain.
#### GetTrigger
```
GetTrigger() byte
```
Returns the trigger type of the execution.
#### Serialize
```
Serialize(item interface{}) []byte
```
Serialize the given stack item to a slice of bytes.
#### Deserialize
```
Deserialize(data []byte) interface{}
```
Deserializes the given data to a stack item.
## Storage
#### GetContext
```
GetContext() Context
```
Returns the current storage context.
#### Put
```
Put(ctx Context, key, value []interface{})
```
Stores the given value at the given key.
#### Get
```
Get(ctx Context, key interface{}) interface{}
```
Returns the value found at the given key.
#### Delete
```
Delete(ctx Context, key interface{})
```
Delete's the given key from storage.
#### Find
```
Find(ctx Context, key interface{}) iterator.Iterator
```
Find returns an iterator key-values that match the given key.
## Transaction
#### GetHash
```
GetHash(t Transacfion) []byte
```
Returns the hash for the given transaction.
#### GetType
```
GetType(t Transacfion) byte
```
Returns the type of the given transaction.
#### GetAttributes
```
GetAttributes(t Transacfion) []attribute.Attribute
```
Returns the attributes of the given transaction.
#### GetReferences
```
GetReferences(t Transacfion) interface{}
```
Returns the references of the given transaction.
#### GetOutputs
```
GetOutputs(t Transacfion) []output.Output
```
Returns the outputs of the given transaction
#### GetInputs
```
GetInputs(t Transacfion) []input.Input
```
Returns the inputs of the given transaction