encodedbytes

Documentation

Overview

Copyright 2013 Michael Yang. All rights reserved. Use of this source code is governed by a MIT-style license that can be found in the LICENSE file.

Copyright 2013 Michael Yang. All rights reserved. Use of this source code is governed by a MIT-style license that can be found in the LICENSE file.

Copyright 2013 Michael Yang. All rights reserved. Use of this source code is governed by a MIT-style license that can be found in the LICENSE file.

Index

• Constants
• Variables
• func ByteInt(buf []byte, base uint) (i uint32, err error)
• func EncodedDiff(ea byte, a string, eb byte, b string) (int, error)
• func EncodingForIndex(b byte) string
• func EncodingNullLengthForIndex(b byte) int
• func IndexForEncoding(e string) byte
• func IntBytes(n uint32, base uint) []byte
• func NormBytes(n uint32) []byte
• func NormInt(buf []byte) (i uint32, err error)
• func SynchBytes(n uint32) []byte
• func SynchInt(buf []byte) (i uint32, err error)
• type Encoding
• type Reader
  • func NewReader(b []byte) *Reader
  • func (r *Reader) Read(b []byte) (n int, err error)
  • func (r *Reader) ReadByte() (b byte, err error)
  • func (r *Reader) ReadNullTermString(encoding byte) (string, error)
  • func (r *Reader) ReadNumBytes(n int) ([]byte, error)
  • func (r *Reader) ReadNumBytesString(n int) (string, error)
  • func (r *Reader) ReadRest() ([]byte, error)
  • func (r *Reader) ReadRestString(encoding byte) (string, error)
• type Writer
  • func NewWriter(b []byte) *Writer
  • func (w *Writer) Write(b []byte) (n int, err error)
  • func (w *Writer) WriteByte(b byte) (err error)
  • func (w *Writer) WriteNullTermString(s string, encoding byte) (err error)
  • func (w *Writer) WriteString(s string, encoding byte) (err error)

Constants

const (
	BytesPerInt     = 4
	SynchByteLength = 7
	NormByteLength  = 8
	NativeEncoding  = 3
)

Variables

var (
	EncodingMap = [...]Encoding{
		{Name: "ISO-8859-1", NullLength: 1},
		{Name: "UTF-16", NullLength: 2},
		{Name: "UTF-16BE", NullLength: 2},
		{Name: "UTF-8", NullLength: 1},
	}
	Decoders = make([]*iconv.Converter, len(EncodingMap))
	Encoders = make([]*iconv.Converter, len(EncodingMap))
)

Functions

func ByteInt

func ByteInt(buf []byte, base uint) (i uint32, err error)

Form an integer from concatenated bits

func EncodedDiff

func EncodedDiff(ea byte, a string, eb byte, b string) (int, error)

func EncodingForIndex

func EncodingForIndex(b byte) string

func EncodingNullLengthForIndex

func EncodingNullLengthForIndex(b byte) int

func IndexForEncoding

func IndexForEncoding(e string) byte

func IntBytes

func IntBytes(n uint32, base uint) []byte

Form a byte slice from an integer

func NormBytes

func NormBytes(n uint32) []byte

func NormInt

func NormInt(buf []byte) (i uint32, err error)

func SynchBytes

func SynchBytes(n uint32) []byte

func SynchInt

func SynchInt(buf []byte) (i uint32, err error)

Types

type Encoding

type Encoding struct {
	Name       string
	NullLength int
}

type Reader

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

Reader is a helper for Reading frame bytes

func NewReader

func NewReader(b []byte) *Reader

func (*Reader) Read

func (r *Reader) Read(b []byte) (n int, err error)

func (*Reader) ReadByte

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

func (*Reader) ReadNullTermString

func (r *Reader) ReadNullTermString(encoding byte) (string, error)

Read a null terminated string of specified encoding

func (*Reader) ReadNumBytes

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

func (*Reader) ReadNumBytesString

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

Read a number of bytes and cast to a string

func (*Reader) ReadRest

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

Read until the end of the data

func (*Reader) ReadRestString

func (r *Reader) ReadRestString(encoding byte) (string, error)

Read until the end of the data and cast to a string

type Writer

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

Writer is a helper for writing frame bytes

func NewWriter

func NewWriter(b []byte) *Writer

func (*Writer) Write

func (w *Writer) Write(b []byte) (n int, err error)

func (*Writer) WriteByte

func (w *Writer) WriteByte(b byte) (err error)

func (*Writer) WriteNullTermString

func (w *Writer) WriteNullTermString(s string, encoding byte) (err error)

func (*Writer) WriteString

func (w *Writer) WriteString(s string, encoding byte) (err error)