wasmlib

package
v1.0.3 Latest Latest
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 Go to latest Published: Mar 6, 2024 License: Apache-2.0, Apache-2.0 Imports: 4 Imported by: 1

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Constants

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const (
	// should be aligned to gas.LimitsDefault.MinGasPerRequest
	MinGasFee      = uint64(10_000)
	StorageDeposit = uint64(20_000)

	FnAccountID              = int32(-1)
	FnAllowance              = int32(-2)
	FnBalance                = int32(-3)
	FnBalances               = int32(-4)
	FnBlockContext           = int32(-5)
	FnCall                   = int32(-6)
	FnCaller                 = int32(-7)
	FnChainID                = int32(-8)
	FnChainOwnerID           = int32(-9)
	FnContract               = int32(-10)
	FnDeployContract         = int32(-11)
	FnEntropy                = int32(-12)
	FnEstimateStorageDeposit = int32(-13)
	FnEvent                  = int32(-14)
	FnLog                    = int32(-15)
	FnMinted                 = int32(-16)
	FnPanic                  = int32(-17)
	FnParams                 = int32(-18)
	FnPost                   = int32(-19)
	FnRequest                = int32(-20)
	FnRequestID              = int32(-21)
	FnRequestSender          = int32(-22)
	FnResults                = int32(-23)
	FnSend                   = int32(-24)
	FnStateAnchor            = int32(-25)
	FnTimestamp              = int32(-26)
	FnTrace                  = int32(-27)
	FnTransferAllowed        = int32(-28)
	FnUtilsBech32Decode      = int32(-29)
	FnUtilsBech32Encode      = int32(-30)
	FnUtilsBlsAddress        = int32(-31)
	FnUtilsBlsAggregate      = int32(-32)
	FnUtilsBlsValid          = int32(-33)
	FnUtilsEd25519Address    = int32(-34)
	FnUtilsEd25519Valid      = int32(-35)
	FnUtilsHashBlake2b       = int32(-36)
	FnUtilsHashName          = int32(-37)
	FnUtilsHashSha3          = int32(-38)
	FnUtilsHashKeccak        = int32(-39)
)

Variables

This section is empty.

Functions

func EventEmit added in v1.0.3 

func EventEmit(enc *wasmtypes.WasmEncoder)

func EventHandlersGenerateID added in v1.0.3 

func EventHandlersGenerateID() uint32

func ExportName 

func ExportName(index int32, name string)

func FuncError 

func FuncError(ctx ScFuncContext)

func Log 

func Log(text string)

func NewCallParamsProxy 

func NewCallParamsProxy(v *ScView) wasmtypes.Proxy

func NewCallResultsProxy 

func NewCallResultsProxy(v *ScView, resultsProxy *wasmtypes.Proxy)

func NewEventEncoder 

func NewEventEncoder(topic string) *wasmtypes.WasmEncoder

func NewParamsProxy 

func NewParamsProxy() wasmtypes.Proxy

func NewResultsProxy added in v1.0.3 

func NewResultsProxy() wasmtypes.Proxy

func NewStateProxy 

func NewStateProxy() wasmtypes.Proxy

func Panic 

func Panic(text string)

func Sandbox 

func Sandbox(funcNr int32, params []byte) []byte

func StateDelete 

func StateDelete(key []byte)

func StateExists 

func StateExists(key []byte) bool

func StateGet 

func StateGet(key []byte) []byte

func StateSet 

func StateSet(key, value []byte)

func Trace 

func Trace(text string)

func ViewError 

func ViewError(ctx ScViewContext)

Types

type IEventHandlers added in v1.0.3 

type IEventHandlers interface {
	CallHandler(topic string, dec *wasmtypes.WasmDecoder)
	ID() uint32
}

type ScAssets 

type ScAssets struct {
	BaseTokens   uint64
	NativeTokens TokenAmounts
	Nfts         map[wasmtypes.ScNftID]bool
}

func NewScAssets added in v0.3.0 

func NewScAssets(buf []byte) *ScAssets

func (*ScAssets) Balances 

func (a *ScAssets) Balances() ScBalances

func (*ScAssets) Bytes 

func (a *ScAssets) Bytes() []byte

func (*ScAssets) IsEmpty added in v0.3.0 

func (a *ScAssets) IsEmpty() bool

func (*ScAssets) NftIDs added in v0.3.0 

func (a *ScAssets) NftIDs() []*wasmtypes.ScNftID

func (*ScAssets) TokenIDs added in v0.3.0 

func (a *ScAssets) TokenIDs() []*wasmtypes.ScTokenID

type ScBalances 

type ScBalances struct {
	// contains filtered or unexported fields
}

func (*ScBalances) Balance 

func (b *ScBalances) Balance(tokenID *wasmtypes.ScTokenID) wasmtypes.ScBigInt

func (*ScBalances) BaseTokens added in v0.3.0 

func (b *ScBalances) BaseTokens() uint64

func (*ScBalances) Bytes added in v0.3.0 

func (b *ScBalances) Bytes() []byte

func (*ScBalances) IsEmpty added in v0.3.0 

func (b *ScBalances) IsEmpty() bool

func (*ScBalances) NftIDs added in v0.3.0 

func (b *ScBalances) NftIDs() []*wasmtypes.ScNftID

func (*ScBalances) TokenIDs added in v0.3.0 

func (b *ScBalances) TokenIDs() []*wasmtypes.ScTokenID

type ScDict 

type ScDict struct {
	ScImmutableDict
}

func NewScDict 

func NewScDict() *ScDict

func ScDictFromBytes added in v1.0.3 

func ScDictFromBytes(buf []byte) *ScDict

func (*ScDict) AsProxy 

func (d *ScDict) AsProxy() wasmtypes.Proxy

func (*ScDict) Bytes 

func (d *ScDict) Bytes() []byte

func (*ScDict) Delete 

func (d *ScDict) Delete(key []byte)

func (*ScDict) Immutable 

func (d *ScDict) Immutable() *ScImmutableDict

func (*ScDict) Set 

func (d *ScDict) Set(key, value []byte)

type ScExportMap 

type ScExportMap struct {
	Names []string
	Funcs []ScFuncContextFunction
	Views []ScViewContextFunction
}

func (*ScExportMap) Dispatch added in v1.0.3 

func (m *ScExportMap) Dispatch(index int32) *ScExportMap

general entrypoint for the host to call any SC function the host will pass the index of one of the entry points that was provided by on_load during SC initialization

func (*ScExportMap) Export added in v0.3.6 

func (m *ScExportMap) Export(exportName func(index int32, name string))

constructs the symbol export context for the on_load function

type ScFunc 

type ScFunc struct {
	ScView
	// contains filtered or unexported fields
}

func NewScFunc 

func NewScFunc(ctx ScFuncClientContext, hContract, hFunction wasmtypes.ScHname) *ScFunc

func (*ScFunc) Allowance added in v0.3.0 

func (f *ScFunc) Allowance(allowance *ScTransfer) *ScFunc

Allowance defines the assets that the SC is allowed to take out of the caller account on the chain. Note that that does not mean that the SC will take them all. The SC needs to be able to take them explicitly. Otherwise the assets will stay in the caller’s account.

func (*ScFunc) AllowanceBaseTokens added in v0.3.0 

func (f *ScFunc) AllowanceBaseTokens(amount uint64) *ScFunc

func (*ScFunc) Call 

func (f *ScFunc) Call()

func (*ScFunc) Delay 

func (f *ScFunc) Delay(seconds uint32) *ScFunc

func (*ScFunc) OfContract 

func (f *ScFunc) OfContract(hContract wasmtypes.ScHname) *ScFunc

func (*ScFunc) Post 

func (f *ScFunc) Post()

func (*ScFunc) PostToChain 

func (f *ScFunc) PostToChain(chainID wasmtypes.ScChainID)

func (*ScFunc) Transfer 

func (f *ScFunc) Transfer(transfer *ScTransfer) *ScFunc

Transfer defines the assets that are transferred from the caller’s L1 address to his L2 account. The SC cannot touch these unless explicitly allowed. Transfer only comes into play with on-ledger requests. Off-ledger requests cannot do a transfer.

func (*ScFunc) TransferBaseTokens added in v0.3.0 

func (f *ScFunc) TransferBaseTokens(amount uint64) *ScFunc

type ScFuncClientContext added in v1.0.3 

type ScFuncClientContext interface {
	ScViewClientContext
	FnPost(req *wasmrequests.PostRequest) []byte
}

type ScFuncContext 

type ScFuncContext struct {
	ScSandboxFunc
}

smart contract func sandbox interface

func (ScFuncContext) ClientContract added in v1.0.3 

func (ctx ScFuncContext) ClientContract(hContract wasmtypes.ScHname) wasmtypes.ScHname

func (ScFuncContext) Host 

func (ctx ScFuncContext) Host() ScHost

type ScFuncContextFunction 

type ScFuncContextFunction func(ScFuncContext)

type ScHost 

type ScHost interface {
	ExportName(index int32, name string)
	Sandbox(funcNr int32, params []byte) []byte
	StateDelete(key []byte)
	StateExists(key []byte) bool
	StateGet(key []byte) []byte
	StateSet(key, value []byte)
}

func ConnectHost 

func ConnectHost(h ScHost) ScHost

type ScImmutableDict 

type ScImmutableDict struct {
	// contains filtered or unexported fields
}

func (*ScImmutableDict) Exists 

func (d *ScImmutableDict) Exists(key []byte) bool

func (*ScImmutableDict) Get 

func (d *ScImmutableDict) Get(key []byte) []byte

type ScImmutableState 

type ScImmutableState struct{}

func (ScImmutableState) Exists 

func (d ScImmutableState) Exists(key []byte) bool

func (ScImmutableState) Get 

func (d ScImmutableState) Get(key []byte) []byte

type ScInitFunc 

type ScInitFunc struct {
	ScView
}

func NewScInitFunc 

func NewScInitFunc(ctx ScFuncClientContext, hContract, hFunction wasmtypes.ScHname) *ScInitFunc

func (*ScInitFunc) Call 

func (f *ScInitFunc) Call()

func (*ScInitFunc) OfContract 

func (f *ScInitFunc) OfContract(hContract wasmtypes.ScHname) *ScInitFunc

func (*ScInitFunc) Params 

func (f *ScInitFunc) Params() []interface{}

type ScSandbox 

type ScSandbox struct{}

func (ScSandbox) AccountID 

func (s ScSandbox) AccountID() wasmtypes.ScAgentID

retrieve the agent id of this contract account

func (ScSandbox) Balance 

func (s ScSandbox) Balance(tokenID wasmtypes.ScTokenID) uint64

func (ScSandbox) Balances 

func (s ScSandbox) Balances() *ScBalances

access the current balances for all assets

func (ScSandbox) ChainOwnerID 

func (s ScSandbox) ChainOwnerID() wasmtypes.ScAgentID

retrieve the agent id of the owner of the chain this contract lives on

func (ScSandbox) Contract 

func (s ScSandbox) Contract() wasmtypes.ScHname

retrieve the hname of this contract

func (ScSandbox) CurrentChainID added in v0.3.0 

func (s ScSandbox) CurrentChainID() wasmtypes.ScChainID

retrieve the chain id of the chain this contract lives on

func (ScSandbox) FnCall added in v1.0.3 

func (s ScSandbox) FnCall(req *wasmrequests.CallRequest) []byte

func (ScSandbox) FnChainID added in v1.0.3 

func (s ScSandbox) FnChainID() wasmtypes.ScChainID

func (ScSandbox) Log 

func (s ScSandbox) Log(text string)

logs informational text message

func (ScSandbox) Panic 

func (s ScSandbox) Panic(text string)

logs error text message and then panics

func (ScSandbox) Params 

func (s ScSandbox) Params() *ScImmutableDict

retrieve parameters passed to the smart contract function that was called

func (ScSandbox) RawState 

func (s ScSandbox) RawState() ScImmutableState

func (ScSandbox) Require 

func (s ScSandbox) Require(cond bool, msg string)

panics if condition is not satisfied

func (ScSandbox) Results 

func (s ScSandbox) Results(results wasmtypes.Proxy)

func (ScSandbox) Timestamp 

func (s ScSandbox) Timestamp() uint64

deterministic timestamp in nanosecond fixed at the moment of calling the smart contract

func (ScSandbox) Trace 

func (s ScSandbox) Trace(text string)

logs debugging trace text message

func (ScSandbox) Utility 

func (s ScSandbox) Utility() ScSandboxUtils

access diverse utility functions

type ScSandboxFunc 

type ScSandboxFunc struct {
	ScSandbox
}

func (ScSandboxFunc) Allowance added in v0.3.0 

func (s ScSandboxFunc) Allowance() *ScBalances

access the allowance assets

func (ScSandboxFunc) Call 

func (s ScSandboxFunc) Call(hContract, hFunction wasmtypes.ScHname, params *ScDict, allowance *ScTransfer) *ScImmutableDict

calls a smart contract function

func (ScSandboxFunc) Caller 

func (s ScSandboxFunc) Caller() wasmtypes.ScAgentID

retrieve the agent id of the caller of the smart contract

func (ScSandboxFunc) DeployContract 

func (s ScSandboxFunc) DeployContract(programHash wasmtypes.ScHash, name string, initParams *ScDict)

deploys a smart contract

func (ScSandboxFunc) Entropy 

func (s ScSandboxFunc) Entropy() wasmtypes.ScHash

returns random entropy data for current request.

func (ScSandboxFunc) EstimateStorageDeposit added in v0.3.0 

func (s ScSandboxFunc) EstimateStorageDeposit(fn *ScFunc) uint64

func (ScSandboxFunc) Event 

func (s ScSandboxFunc) Event(buf []byte)

signals an event on the node that external entities can subscribe to

func (ScSandboxFunc) FnPost added in v1.0.3 

func (s ScSandboxFunc) FnPost(req *wasmrequests.PostRequest) []byte

func (ScSandboxFunc) Minted 

func (s ScSandboxFunc) Minted() ScBalances

retrieve the assets that were minted in this transaction

func (ScSandboxFunc) Post 

func (s ScSandboxFunc) Post(chainID wasmtypes.ScChainID, hContract, hFunction wasmtypes.ScHname, params *ScDict, allowance, transfer ScTransfer, delay uint32)

Post (delayed) posts a SC function request

func (ScSandboxFunc) Random 

func (s ScSandboxFunc) Random(max uint64) (rnd uint64)

generates a random value from 0 to max (exclusive max) using a deterministic RNG

func (ScSandboxFunc) RawState 

func (s ScSandboxFunc) RawState() ScState

func (ScSandboxFunc) RequestID 

func (s ScSandboxFunc) RequestID() wasmtypes.ScRequestID

retrieve the request id of this transaction

func (ScSandboxFunc) RequestSender added in v0.3.0 

func (s ScSandboxFunc) RequestSender() wasmtypes.ScAgentID

retrieve the request sender of this transaction

func (ScSandboxFunc) Send 

func (s ScSandboxFunc) Send(address wasmtypes.ScAddress, transfer *ScTransfer)

Send transfers SC assets to the specified address

func (ScSandboxFunc) TransferAllowed added in v0.3.0 

func (s ScSandboxFunc) TransferAllowed(agentID wasmtypes.ScAgentID, transfer *ScTransfer)

TransferAllowed transfers allowed assets from caller to the specified account

type ScSandboxUtils 

type ScSandboxUtils struct{}

func (ScSandboxUtils) Bech32Decode added in v0.3.0 

func (u ScSandboxUtils) Bech32Decode(value string) wasmtypes.ScAddress

Bech32Decode decodes the specified bech32-encoded string value to its original address

func (ScSandboxUtils) Bech32Encode added in v0.3.0 

func (u ScSandboxUtils) Bech32Encode(addr wasmtypes.ScAddress) string

Bech32Encode encodes the specified address to a bech32-encoded string

func (ScSandboxUtils) BlsAddressFromPubKey 

func (u ScSandboxUtils) BlsAddressFromPubKey(pubKey []byte) wasmtypes.ScAddress

func (ScSandboxUtils) BlsAggregateSignatures 

func (u ScSandboxUtils) BlsAggregateSignatures(pubKeys, sigs [][]byte) ([]byte, []byte)

func (ScSandboxUtils) BlsValidSignature 

func (u ScSandboxUtils) BlsValidSignature(data, pubKey, signature []byte) bool

func (ScSandboxUtils) Ed25519AddressFromPubKey 

func (u ScSandboxUtils) Ed25519AddressFromPubKey(pubKey []byte) wasmtypes.ScAddress

func (ScSandboxUtils) Ed25519ValidSignature 

func (u ScSandboxUtils) Ed25519ValidSignature(data, pubKey, signature []byte) bool

func (ScSandboxUtils) HashBlake2b 

func (u ScSandboxUtils) HashBlake2b(value []byte) wasmtypes.ScHash

hashes the specified value bytes using Blake2b hashing and returns the resulting 32-byte hash

func (ScSandboxUtils) HashKeccak added in v1.0.3 

func (u ScSandboxUtils) HashKeccak(value []byte) wasmtypes.ScHash

hashes the specified value bytes using Keccak hashing and returns the resulting 32-byte hash

func (ScSandboxUtils) HashName added in v1.0.3 

func (u ScSandboxUtils) HashName(value string) wasmtypes.ScHname

hashes the specified value bytes using Blake2b hashing and returns the resulting 32-byte hash

func (ScSandboxUtils) HashSha3 

func (u ScSandboxUtils) HashSha3(value []byte) wasmtypes.ScHash

hashes the specified value bytes using SHA3 hashing and returns the resulting 32-byte hash

func (ScSandboxUtils) String 

func (u ScSandboxUtils) String(value int64) string

converts an integer to its string representation

type ScSandboxView 

type ScSandboxView struct {
	ScSandbox
}

func (ScSandboxView) Call 

func (s ScSandboxView) Call(hContract, hFunction wasmtypes.ScHname, params *ScDict) *ScImmutableDict

calls a smart contract view

type ScState 

type ScState struct {
	ScImmutableState
}

func (ScState) Bytes added in v1.0.3 

func (d ScState) Bytes() []byte

func (ScState) Delete 

func (d ScState) Delete(key []byte)

func (ScState) Immutable 

func (d ScState) Immutable() ScImmutableState

func (ScState) Set 

func (d ScState) Set(key, value []byte)

type ScTransfer added in v0.3.0 

type ScTransfer struct {
	ScBalances
}

func NewScTransfer 

func NewScTransfer() *ScTransfer

create a new transfer object ready to add token transfers

func ScTransferFromBalances added in v1.0.3 

func ScTransferFromBalances(balances *ScBalances) *ScTransfer

create a new transfer object from a balances object

func ScTransferFromBaseTokens added in v1.0.3 

func ScTransferFromBaseTokens(amount uint64) *ScTransfer

create a new transfer object and initialize it with the specified amount of base tokens

func ScTransferFromNFT added in v1.0.3 

func ScTransferFromNFT(nftID *wasmtypes.ScNftID) *ScTransfer

create a new transfer object and initialize it with the specified NFT

func ScTransferFromTokens added in v1.0.3 

func ScTransferFromTokens(tokenID *wasmtypes.ScTokenID, amount wasmtypes.ScBigInt) *ScTransfer

create a new transfer object and initialize it with the specified token transfer

func (*ScTransfer) AddNFT added in v0.3.0 

func (t *ScTransfer) AddNFT(nftID *wasmtypes.ScNftID)

func (*ScTransfer) Bytes added in v0.3.0 

func (t *ScTransfer) Bytes() []byte

func (*ScTransfer) Set added in v0.3.0 

func (t *ScTransfer) Set(tokenID *wasmtypes.ScTokenID, amount wasmtypes.ScBigInt)

set the specified tokenID amount in the transfers object note that this will overwrite any previous amount for the specified tokenID

type ScView 

type ScView struct {
	// contains filtered or unexported fields
}

func NewScView 

func NewScView(ctx ScViewClientContext, hContract, hFunction wasmtypes.ScHname) *ScView

func (*ScView) Call 

func (v *ScView) Call()

func (*ScView) OfContract 

func (v *ScView) OfContract(hContract wasmtypes.ScHname) *ScView

type ScViewClientContext added in v1.0.3 

type ScViewClientContext interface {
	ClientContract(hContract wasmtypes.ScHname) wasmtypes.ScHname
	FnCall(req *wasmrequests.CallRequest) []byte
	FnChainID() wasmtypes.ScChainID
}

type ScViewContext 

type ScViewContext struct {
	ScSandboxView
}

smart contract view sandbox interface

func (ScViewContext) ClientContract added in v1.0.3 

func (ctx ScViewContext) ClientContract(hContract wasmtypes.ScHname) wasmtypes.ScHname

type ScViewContextFunction 

type ScViewContextFunction func(ScViewContext)

type TokenAmounts added in v0.3.0 

type TokenAmounts map[wasmtypes.ScTokenID]wasmtypes.ScBigInt

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