/
Packet83_0A.go
96 lines (82 loc) · 2.28 KB
/
Packet83_0A.go
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package peer
import (
"errors"
"fmt"
"github.com/Gskartwii/roblox-dissector/datamodel"
)
// Packet83_0A represents ID_CFRAME_ACK
type Packet83_0A struct {
// Instance that had the property change
Instance *datamodel.Instance
Schema *NetworkPropertySchema
Versions []uint32
}
func (thisStream *extendedReader) DecodePacket83_0A(reader PacketReader, layers *PacketLayers) (Packet83Subpacket, error) {
var err error
layer := &Packet83_0A{}
reference, err := thisStream.ReadObject(reader)
if err != nil {
return layer, err
}
if reference.IsNull {
return layer, errors.New("self is null in repl prop ack")
}
layer.Instance, err = reader.Context().InstancesByReference.TryGetInstance(reference)
if err != nil {
return layer, err
}
context := reader.Context()
propertyIDx, err := thisStream.readUint16BE()
if err != nil {
return layer, err
}
if int(propertyIDx) > int(len(context.NetworkSchema.Properties)) {
return layer, fmt.Errorf("prop idx %d is higher than %d", propertyIDx, len(context.NetworkSchema.Properties))
}
layer.Schema = context.NetworkSchema.Properties[propertyIDx]
countVersions, err := thisStream.readUint8()
if err != nil {
return layer, err
}
layer.Versions = make([]uint32, countVersions)
for i := 0; i < int(countVersions); i++ {
layer.Versions[i], err = thisStream.readUintUTF8()
if err != nil {
return layer, err
}
}
return layer, err
}
// Serialize implements Packet83Subpacket.Serialize()
func (layer *Packet83_0A) Serialize(writer PacketWriter, stream *extendedWriter) error {
err := stream.WriteObject(layer.Instance, writer)
if err != nil {
return err
}
err = stream.writeUint16BE(layer.Schema.NetworkID)
if err != nil {
return err
}
err = stream.WriteByte(uint8(len(layer.Versions)))
if err != nil {
return err
}
for i := 0; i < len(layer.Versions); i++ {
err = stream.writeUintUTF8(layer.Versions[i])
if err != nil {
return err
}
}
return nil
}
// Type implements Packet83Subpacket.Type()
func (Packet83_0A) Type() uint8 {
return 0xA
}
// TypeString implements Packet83Subpacket.TypeString()
func (Packet83_0A) TypeString() string {
return "ID_REPLIC_CFRAME_ACK"
}
func (layer *Packet83_0A) String() string {
return fmt.Sprintf("ID_REPLIC_CFRAME_ACK: %s[%s]", layer.Instance.GetFullName(), layer.Schema.Name)
}