instance

Documentation

Index

• Variables
• func Remove(ident int32)
• func Store(inst *Instance) (int32, error)
• type Instance
  • func ForIdentifier(ident int32, needsFFIResult bool) (*Instance, error)
  • func New(inst *wasmtime.Instance, store *wasmtime.Store) *Instance
  • func (w *Instance) Call(fn string, args ...interface{}) (interface{}, error)
  • func (w *Instance) Close()
  • func (w *Instance) Ctx() *scheduler.Ctx
  • func (w *Instance) Deallocate(pointer int32, length int)
  • func (w *Instance) ExecutionResult() ([]byte, error)
  • func (w *Instance) ReadMemory(pointer int32, size int32) []byte
  • func (w *Instance) SendExecutionResult(result []byte, runErr error)
  • func (w *Instance) UseCtx(ctx *scheduler.Ctx)
  • func (w *Instance) WriteMemory(data []byte) (int32, error)
  • func (w *Instance) WriteMemoryAtLocation(pointer int32, data []byte)

Variables

var ErrExportNotFound = errors.New("the requested export is not found in the module")

Functions

func Remove

func Remove(ident int32)

func Store

func Store(inst *Instance) (int32, error)

Types

type Instance

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

func ForIdentifier

func ForIdentifier(ident int32, needsFFIResult bool) (*Instance, error)

func New

func New(inst *wasmtime.Instance, store *wasmtime.Store) *Instance

New creates a new Instance wrapper

func (*Instance) Call

func (w *Instance) Call(fn string, args ...interface{}) (interface{}, error)

func (*Instance) Close

func (w *Instance) Close()

func (*Instance) Ctx

func (w *Instance) Ctx() *scheduler.Ctx

Ctx returns the internal Ctx

func (*Instance) Deallocate

func (w *Instance) Deallocate(pointer int32, length int)

Deallocate deallocates memory in the instance

func (*Instance) ExecutionResult

func (w *Instance) ExecutionResult() ([]byte, error)

ExecutionResult gets the module's execution results

func (*Instance) ReadMemory

func (w *Instance) ReadMemory(pointer int32, size int32) []byte

ReadMemory reads memory from the instance

func (*Instance) SendExecutionResult

func (w *Instance) SendExecutionResult(result []byte, runErr error)

SendExecutionResult allows FFI functions to send the run result

func (*Instance) UseCtx

func (w *Instance) UseCtx(ctx *scheduler.Ctx)

UseCtx sets the internal Ctx

func (*Instance) WriteMemory

func (w *Instance) WriteMemory(data []byte) (int32, error)

WriteMemory writes memory into the instance

func (*Instance) WriteMemoryAtLocation

func (w *Instance) WriteMemoryAtLocation(pointer int32, data []byte)

WriteMemoryAtLocation writes memory at the given location