modulereader

Documentation

Overview

Package modulereader implements binary wasm reader statemachine that simple reads binary code into internal representation

Index

• type Reader
  • func (r *Reader) Read(p []byte) (int, error)
  • func (r *Reader) ReadByte() (byte, error)
  • func (r *Reader) ReadBytes(n int) ([]byte, error)
  • func (r *Reader) ReadDataSegment() (types.DataSegment, error)
  • func (r *Reader) ReadElementSegment() (types.ElementSegment, error)
  • func (r *Reader) ReadExportEntry() (types.ExportEntry, error)
  • func (r *Reader) ReadFunction() (types.FunctionSig, error)
  • func (r *Reader) ReadFunctionBody() (types.FunctionBody, error)
  • func (r *Reader) ReadGlobalEntry() (types.GlobalEntry, error)
  • func (r *Reader) ReadGlobalVar() (*types.GlobalVar, error)
  • func (r *Reader) ReadImportEntry() (types.Import, error)
  • func (r *Reader) ReadInitExpr() ([]byte, error)
  • func (r Reader) ReadLocalEntry() (types.LocalEntry, error)
  • func (r *Reader) ReadMemory() (*types.Memory, error)
  • func (r *Reader) ReadResizableLimits() (*types.ResizableLimits, error)
  • func (r *Reader) ReadString(n int) (string, error)
  • func (r *Reader) ReadTable() (*types.Table, error)
  • func (r *Reader) ReadU32() (uint32, error)
  • func (r *Reader) ReadValueType() (types.Value, error)
  • func (r *Reader) ReadVarUint32() (uint32, error)
  • func (r *Reader) ReadVarUint32Size() (res uint32, size uint, err error)
  • func (r *Reader) ReadVarint32() (int32, error)
  • func (r *Reader) ReadVarint32Size() (res int32, size uint, err error)
  • func (r *Reader) ReadVarint64Size() (res int64, size uint, err error)

Types

type Reader

type Reader struct {
	P uint64
	R io.Reader
}

Reader is generalised module reader context and tokenizer

func (*Reader) Read

func (r *Reader) Read(p []byte) (int, error)

Read implements io.Reader

func (*Reader) ReadByte

func (r *Reader) ReadByte() (byte, error)

ReadByte just one byte

func (*Reader) ReadBytes

func (r *Reader) ReadBytes(n int) ([]byte, error)

ReadBytes reads n bytes

func (*Reader) ReadDataSegment

func (r *Reader) ReadDataSegment() (types.DataSegment, error)

ReadDataSegment reads one segment

func (*Reader) ReadElementSegment

func (r *Reader) ReadElementSegment() (types.ElementSegment, error)

ReadElementSegment reads one element

func (*Reader) ReadExportEntry

func (r *Reader) ReadExportEntry() (types.ExportEntry, error)

ReadExportEntry reads one export entry

func (*Reader) ReadFunction

func (r *Reader) ReadFunction() (types.FunctionSig, error)

ReadFunction reads function signature

func (*Reader) ReadFunctionBody

func (r *Reader) ReadFunctionBody() (types.FunctionBody, error)

ReadFunctionBody reads whole function

func (*Reader) ReadGlobalEntry

func (r *Reader) ReadGlobalEntry() (types.GlobalEntry, error)

ReadGlobalEntry reads one entry of globals

func (*Reader) ReadGlobalVar

func (r *Reader) ReadGlobalVar() (*types.GlobalVar, error)

ReadGlobalVar reads global var

func (*Reader) ReadImportEntry

func (r *Reader) ReadImportEntry() (types.Import, error)

ReadImportEntry reads one generic import entry

func (*Reader) ReadInitExpr

func (r *Reader) ReadInitExpr() ([]byte, error)

ReadInitExpr reads init code

func (Reader) ReadLocalEntry

func (r Reader) ReadLocalEntry() (types.LocalEntry, error)

ReadLocalEntry reads one locals entry

func (*Reader) ReadMemory

func (r *Reader) ReadMemory() (*types.Memory, error)

ReadMemory reads memory stub

func (*Reader) ReadResizableLimits

func (r *Reader) ReadResizableLimits() (*types.ResizableLimits, error)

ReadResizableLimits reads ResizableLimits object

func (*Reader) ReadString

func (r *Reader) ReadString(n int) (string, error)

ReadString reads n bytes as string

func (*Reader) ReadTable

func (r *Reader) ReadTable() (*types.Table, error)

ReadTable reads table stub

func (*Reader) ReadU32

func (r *Reader) ReadU32() (uint32, error)

ReadU32 reads 4 bytes as uint32

func (*Reader) ReadValueType

func (r *Reader) ReadValueType() (types.Value, error)

ReadValueType reads valuetype

func (*Reader) ReadVarUint32

func (r *Reader) ReadVarUint32() (uint32, error)

ReadVarUint32 reads uint32

func (*Reader) ReadVarUint32Size

func (r *Reader) ReadVarUint32Size() (res uint32, size uint, err error)

ReadVarUint32Size reads leb128 uint

func (*Reader) ReadVarint32

func (r *Reader) ReadVarint32() (int32, error)

ReadVarint32 reads int32

func (*Reader) ReadVarint32Size

func (r *Reader) ReadVarint32Size() (res int32, size uint, err error)

ReadVarint32Size reads int

func (*Reader) ReadVarint64Size

func (r *Reader) ReadVarint64Size() (res int64, size uint, err error)

ReadVarint64Size reads int64