binary

Documentation

Overview

The binary package handles reading and writing of wasm binary files https://webassembly.github.io/spec/core/binary/index.html

Index

• Constants
• Variables
• func Read(reader io.Reader) (*api.Document, error)
• func ReadByte(reader io.Reader) (byte, error)
• func ReadBytes(reader io.Reader, size int) ([]byte, error)
• func ReadComponent(reader io.Reader) (*api.Component, error)
• func ReadExport(reader io.Reader) (api.Export, error)
• func ReadExports(size uint32, reader io.Reader) ([]api.Export, error)
• func ReadExpression(reader io.Reader) (*api.Expression, error)
• func ReadFunc(reader io.Reader) (*api.Func, error)
• func ReadFuncTypes(size uint32, reader io.Reader) ([]*api.FuncType, error)
• func ReadFuncs(size uint32, reader io.Reader) ([]*api.Func, error)
• func ReadInstruction(reader io.Reader) (api.Instruction, error)
• func ReadLebU128(reader io.Reader) (uint32, error)
• func ReadModule(reader io.Reader) (*api.Module, error)
• func ReadOpCode(reader io.Reader) (opcode.Opcode, error)
• func ReadPreamble(reader io.Reader) (api.Preamble, error)
• func ReadResultType(reader io.Reader) (api.ResultType, error)
• func ReadString(reader io.Reader) (string, error)
• func ReadType(reader io.Reader) (*api.FuncType, error)
• func ReadUInt16(reader io.Reader) (uint16, error)
• func ReadUInt32(reader io.Reader) (uint32, error)
• func ReadValueType(reader io.Reader) (api.ValType, error)
• func ReadValueTypeVector(reader io.Reader) ([]api.ValType, error)
• func UpdateFuncsWithCode(module *api.Module, size uint32, reader io.Reader) error
• type ExportKind
• type Section
• type SectionID
  • func ReadSectionHeader(reader io.Reader) (SectionID, uint32, error)
• type ValType

Constants

const ComponentVersion uint16 = 0x0a

const ModuleVersion uint16 = 0x01

Variables

var Magic = []byte{0x00, 0x61, 0x73, 0x6d}

Functions

func Read

func Read(reader io.Reader) (*api.Document, error)

func ReadByte

func ReadByte(reader io.Reader) (byte, error)

func ReadBytes

func ReadBytes(reader io.Reader, size int) ([]byte, error)

func ReadComponent

func ReadComponent(reader io.Reader) (*api.Component, error)

func ReadExport

func ReadExport(reader io.Reader) (api.Export, error)

func ReadExports

func ReadExports(size uint32, reader io.Reader) ([]api.Export, error)

func ReadExpression

func ReadExpression(reader io.Reader) (*api.Expression, error)

func ReadFunc

func ReadFunc(reader io.Reader) (*api.Func, error)

func ReadFuncTypes

func ReadFuncTypes(size uint32, reader io.Reader) ([]*api.FuncType, error)

func ReadFuncs

func ReadFuncs(size uint32, reader io.Reader) ([]*api.Func, error)

func ReadInstruction

func ReadInstruction(reader io.Reader) (api.Instruction, error)

func ReadLebU128

func ReadLebU128(reader io.Reader) (uint32, error)

func ReadModule

func ReadModule(reader io.Reader) (*api.Module, error)

func ReadOpCode

func ReadOpCode(reader io.Reader) (opcode.Opcode, error)

func ReadPreamble

func ReadPreamble(reader io.Reader) (api.Preamble, error)

func ReadResultType

func ReadResultType(reader io.Reader) (api.ResultType, error)

func ReadString

func ReadString(reader io.Reader) (string, error)

func ReadType

func ReadType(reader io.Reader) (*api.FuncType, error)

func ReadUInt16

func ReadUInt16(reader io.Reader) (uint16, error)

func ReadUInt32

func ReadUInt32(reader io.Reader) (uint32, error)

func ReadValueType

func ReadValueType(reader io.Reader) (api.ValType, error)

func ReadValueTypeVector

func ReadValueTypeVector(reader io.Reader) ([]api.ValType, error)

func UpdateFuncsWithCode

func UpdateFuncsWithCode(module *api.Module, size uint32, reader io.Reader) error

Types

type ExportKind

type ExportKind byte

const FuncExportKind ExportKind = 0x00

const GlobalExportKind ExportKind = 0x03

const MemoryExportKind ExportKind = 0x02

const TableExportKind ExportKind = 0x01

type Section

type Section struct {
	ID   SectionID
	Data []byte
}

type SectionID

type SectionID uint8

const (
	CustomSectionID   SectionID = 0
	TypeSectionID     SectionID = 1
	FunctionSectionID SectionID = 3
	ExportSectionID   SectionID = 7
	CodeSectionID     SectionID = 10
)

func ReadSectionHeader

func ReadSectionHeader(reader io.Reader) (SectionID, uint32, error)

type ValType

type ValType byte

const F32 ValType = 0x7d

const F64 ValType = 0x7c

const I32 ValType = 0x7f

const I64 ValType = 0x7e