utils

Documentation

Index

• Constants
• Variables
• func BlendColors(c1, c2 color.RGBA) (ret color.RGBA)
• func Clamp(a, b int) int
• func CleanupName(name string) string
• func ConnectServer(ctx context.Context, address string, ClientData *login.ClientData, ...) (serverConn *minecraft.Conn, err error)
• func GetLocalIP() string
• func GetPacks(server *minecraft.Conn) (packs map[string]*resource.Pack, err error)
• func GetRealmsApi() *realms.Client
• func GetTokenSource() oauth2.TokenSource
• func IPPrivate(ip net.IP) bool
• func Img2rgba(img *image.RGBA) []color.RGBA
• func InitDNS()
• func LERP(p1, p2, alpha float64) float64
• func MarginLines(lines []string) string
• func PacketLogger(header packet.Header, payload []byte, src, dst net.Addr)
• func RegisterCommand(sub subcommands.Command)
• func ServerInput(ctx context.Context, server string) (address, name string, err error)
• func SplitExt(filename string) (name, ext string)
• func UnpackZip(r io.ReaderAt, size int64, unpack_folder string)
• func User_input(ctx context.Context, q string) (string, bool)
• func ZipFolder(filename, folder string) error
• type ConnectCallback
• type DNSServer
• type IngameCommand
• type PacketCallback
• type PacketFunc
• type ProxyContext
  • func NewProxy(log *logrus.Logger) *ProxyContext
  • func (p *ProxyContext) AddCommand(cmd IngameCommand)
  • func (p *ProxyContext) CommandHandlerPacketCB(pk packet.Packet, proxy *ProxyContext, toServer bool) (packet.Packet, error)
  • func (p *ProxyContext) Run(ctx context.Context, server_address string) (err error)
  • func (p *ProxyContext) SendMessage(text string)
  • func (p *ProxyContext) SendPopup(text string)
• type RealmListCMD
  • func (c *RealmListCMD) Execute(ctx context.Context, f *flag.FlagSet, _ ...interface{}) subcommands.ExitStatus
  • func (*RealmListCMD) Name() string
  • func (c *RealmListCMD) SetFlags(f *flag.FlagSet)
  • func (*RealmListCMD) Synopsis() string
  • func (c *RealmListCMD) Usage() string

Constants

const SERVER_ADDRESS_HELP = `accepted server address formats:
  123.234.123.234
  123.234.123.234:19132
  realm:<Realmname>
  realm:<Realmname>:<Id>

`

const TOKEN_FILE = "token.json"

Variables

var (
	G_debug         bool
	G_preload_packs bool
	G_interactive   bool
)

var A string

var Client_addr net.Addr

var ExtraVerbose []string

var G_disconnect_reason = "Connection lost"

var G_realms_api *realms.Client

var G_token_src oauth2.TokenSource

var MutedPackets = []string{
	"packet.UpdateBlock",
	"packet.MoveActorAbsolute",
	"packet.SetActorMotion",
	"packet.SetTime",
	"packet.RemoveActor",
	"packet.AddActor",
	"packet.UpdateAttributes",
	"packet.Interact",
	"packet.LevelEvent",
	"packet.SetActorData",
	"packet.MoveActorDelta",
	"packet.MovePlayer",
	"packet.BlockActorData",
	"packet.PlayerAuthInput",
	"packet.LevelChunk",
	"packet.LevelSoundEvent",
	"packet.ActorEvent",
	"packet.NetworkChunkPublisherUpdate",
	"packet.UpdateSubChunkBlocks",
	"packet.SubChunk",
	"packet.SubChunkRequest",
	"packet.Animate",
	"packet.NetworkStackLatency",
	"packet.InventoryTransaction",
	"packet.PlaySound",
}

var Pool = packet.NewPool()

var PrivateIPNetworks = []net.IPNet{
	{
		IP:   net.ParseIP("10.0.0.0"),
		Mask: net.CIDRMask(8, 32),
	},
	{
		IP:   net.ParseIP("172.16.0.0"),
		Mask: net.CIDRMask(12, 32),
	},
	{
		IP:   net.ParseIP("192.168.0.0"),
		Mask: net.CIDRMask(16, 32),
	},
}

var Updater = &selfupdate.Updater{
	CurrentVersion: Version,
	ApiURL:         updateServer,
	BinURL:         updateServer,
	Dir:            "update/",
	CmdName:        "bedrocktool",
}

var ValidCMDs = make(map[string]string, 0)

var Version string

Functions

func BlendColors

func BlendColors(c1, c2 color.RGBA) (ret color.RGBA)

func Clamp

func Clamp(a, b int) int

func CleanupName

func CleanupName(name string) string

cleans name so it can be used as a filename

func ConnectServer

func ConnectServer(ctx context.Context, address string, ClientData *login.ClientData, want_packs bool, packetFunc PacketFunc) (serverConn *minecraft.Conn, err error)

func GetLocalIP

func GetLocalIP() string

GetLocalIP returns the non loopback local IP of the host

func GetPacks

func GetPacks(server *minecraft.Conn) (packs map[string]*resource.Pack, err error)

func GetRealmsApi

func GetRealmsApi() *realms.Client

func GetTokenSource

func GetTokenSource() oauth2.TokenSource

func IPPrivate

func IPPrivate(ip net.IP) bool

check if ip is private

func Img2rgba

func Img2rgba(img *image.RGBA) []color.RGBA

func InitDNS

func InitDNS()

func LERP

func LERP(p1, p2, alpha float64) float64

LERP is a linear interpolation function

func MarginLines

func MarginLines(lines []string) string

make text centered

func PacketLogger

func PacketLogger(header packet.Header, payload []byte, src, dst net.Addr)

func RegisterCommand

func RegisterCommand(sub subcommands.Command)

func ServerInput

func ServerInput(ctx context.Context, server string) (address, name string, err error)

func SplitExt

func SplitExt(filename string) (name, ext string)

SplitExt splits path to filename and extension

func UnpackZip

func UnpackZip(r io.ReaderAt, size int64, unpack_folder string)

func User_input

func User_input(ctx context.Context, q string) (string, bool)

func ZipFolder

func ZipFolder(filename, folder string) error

Types

type ConnectCallback

type ConnectCallback func(proxy *ProxyContext)

type DNSServer

type DNSServer struct{}

type IngameCommand

type IngameCommand struct {
	Exec func(cmdline []string) bool
	Cmd  protocol.Command
}

type PacketCallback

type PacketCallback func(pk packet.Packet, proxy *ProxyContext, toServer bool) (packet.Packet, error)

type PacketFunc

type PacketFunc func(header packet.Header, payload []byte, src, dst net.Addr)

type ProxyContext

type ProxyContext struct {
	Server   *minecraft.Conn
	Client   *minecraft.Conn
	Listener *minecraft.Listener

	// called for every packet
	PacketFunc PacketFunc
	// called after game started
	ConnectCB ConnectCallback
	// called on every packet after login
	PacketCB PacketCallback
	// contains filtered or unexported fields
}

func NewProxy

func NewProxy(log *logrus.Logger) *ProxyContext

func (*ProxyContext) AddCommand

func (p *ProxyContext) AddCommand(cmd IngameCommand)

func (*ProxyContext) CommandHandlerPacketCB

func (p *ProxyContext) CommandHandlerPacketCB(pk packet.Packet, proxy *ProxyContext, toServer bool) (packet.Packet, error)

func (*ProxyContext) Run

func (p *ProxyContext) Run(ctx context.Context, server_address string) (err error)

func (*ProxyContext) SendMessage

func (p *ProxyContext) SendMessage(text string)

func (*ProxyContext) SendPopup

func (p *ProxyContext) SendPopup(text string)

type RealmListCMD

type RealmListCMD struct{}

func (*RealmListCMD) Execute

func (c *RealmListCMD) Execute(ctx context.Context, f *flag.FlagSet, _ ...interface{}) subcommands.ExitStatus

func (*RealmListCMD) Name

func (*RealmListCMD) Name() string

func (*RealmListCMD) SetFlags

func (c *RealmListCMD) SetFlags(f *flag.FlagSet)

func (*RealmListCMD) Synopsis

func (*RealmListCMD) Synopsis() string

func (*RealmListCMD) Usage

func (c *RealmListCMD) Usage() string