mcassoc

Documentation

Index

• Constants
• Variables
• func CompareDatablocks(ours image.Image, theirs image.Image) bool
• func Embed(data string, key string, skin image.Image) (image.Image, error)
• func GenerateDatablock(data string, key string) (image.Image, error)
• func HasDatablock(theirs image.Image) bool
• func Verify(data string, key string, skin image.Image) (bool, error)
• type Associfier
  • func NewAssocifier(key string) Associfier
  • func (a Associfier) Embed(data string, skin image.Image) (image.Image, error)
  • func (a Associfier) Verify(data string, skin image.Image) (bool, error)

Constants

const (
	DATABLOCK_WIDTH  = 8
	DATABLOCK_HEIGHT = 8
)

Variables

var (
	ERR_SKIN_TOO_SMALL = errors.New(`skin must be at least 8x8`)
)

var (
	PRESENCE_PATTERN = []color.NRGBA{
		{0, 0, 0, 255},
		{30, 0, 0, 255},
		{0, 30, 0, 255},
		{0, 0, 30, 255},
		{30, 30, 0, 255},
		{0, 30, 30, 255},
		{30, 0, 30, 255},
		{30, 30, 30, 255},
	}
)

Functions

func CompareDatablocks

func CompareDatablocks(ours image.Image, theirs image.Image) bool

func Embed

func Embed(data string, key string, skin image.Image) (image.Image, error)

func GenerateDatablock

func GenerateDatablock(data string, key string) (image.Image, error)

func HasDatablock

func HasDatablock(theirs image.Image) bool

func Verify

func Verify(data string, key string, skin image.Image) (bool, error)

Types

type Associfier

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

func NewAssocifier

func NewAssocifier(key string) Associfier

func (Associfier) Embed

func (a Associfier) Embed(data string, skin image.Image) (image.Image, error)

func (Associfier) Verify

func (a Associfier) Verify(data string, skin image.Image) (bool, error)