WebSocket Communication Basic Data Decoder

In terms of Uint8Array

Fra og med 04.10.2025. Se den nyeste version.

Dette script bør ikke installeres direkte. Det er et bibliotek, som andre scripts kan inkludere med metadirektivet // @require https://update.greasyfork.org/scripts/551533/1671570/WebSocket%20Communication%20Basic%20Data%20Decoder.js

// ==UserScript==
// @name         WebSocket Communication Basic Data Decoder
// @namespace    https://greasyfork.org/en/users/1462379-3lectr0n-nj
// @version      1.0
// @description  In terms of Uint8Array
// @author       3lectr0N!nj@
// @icon         https://cdn.discordapp.com/avatars/1240124778728132693/02be852a2bd883c3e15fd41177bf7a3f.webp
// @grant        none
// ==/UserScript==

let DD = {
    Read:{
        array:null,
        ReadBytes(size){
       return [DD.Read.array.slice(0,size),size]
    },
        ReadByte(){
        return this.ReadBytes(1)[0]
    },
        In_built:{
        ReadFloat16(littleEndian){
        return new DataView(new Uint8Array(DD.Read.ReadBytes(2)[0]).buffer).getFloat16(0,littleEndian)
    },
        ReadFloat32(littleEndian){
        return new DataView(new Uint8Array(DD.Read.ReadBytes(4)[0]).buffer).getFloat32(0,littleEndian)
    },
        ReadFloat64(littleEndian){
        return new DataView(new Uint8Array(DD.Read.ReadBytes(8)[0]).buffer).getFloat64(0,littleEndian)
    },
        ReadUint16(littleEndian){
        return new DataView(new Uint8Array(DD.Read.ReadBytes(2)[0]).buffer).getUint16(0,littleEndian)
    },
        ReadUint32(littleEndian){
        return new DataView(new Uint8Array(DD.Read.ReadBytes(4)[0]).buffer).getUint32(0,littleEndian)
    },
        ReadBigUint64Array(littleEndian){
            return new DataView(new Uint8Array(DD.Read.ReadBytes(8)[0]).buffer).getBigUint64(0,littleEndian)
        },
        ReadInt16(littleEndian){
        return new DataView(new Uint8Array(DD.Read.ReadBytes(2)[0]).buffer).getInt16(0,littleEndian)
    },
        ReadInt32(littleEndian){
        return new DataView(new Uint8Array(DD.Read.ReadBytes(4)[0]).buffer).getInt32(0,littleEndian)
    },
        ReadBigInt64Array(littleEndian){
            return new DataView(new Uint8Array(DD.Read.ReadBytes(8)[0]).buffer).getBigInt64(0,littleEndian)
        },
        ReadHex() {
            return Array.from(DD.Read.array).map(byte => byte.toString(16).padStart(2, '0')).join('');
},
        ReadString(){
            let s = new TextDecoder().decode(DD.Read.array)
            return s
    },
        },
        Protobuf:{
            zigZagDecode32(n) {
                return (n >>> 1) ^ -(n & 1);
},
            zigZagDecode64(n) {
                return (n >> 1n) ^ (-(n & 1n))
},
            ReadUint32_Varint() {
            let result = 0;
            let shift = 0;
            let length = 0

    for (let i = 0; i < 5; i++) {
        const byte = DD.Read.array[i];
        length++;
        const value = byte & 127;
        result |= value << shift;

        if ((byte & 128) === 0) {
            return [result >>> 0, length ];
        }

        shift += 7;}
},
            ReadUint64_Varint(){
    let result = 0n;
    let shift = 0n;
    let length = 0;
    for (let i = 0; i < 10; i++) {
        const byte = BigInt(DD.Read.array[i]);
        length++;
        const value = byte & 127n;
        result |= value << shift;

        if ((byte & 128n) === 0n) {
            return [ result, length ];
        }

        shift += 7n;
    }},
            ReadInt32_Varint() {
                const [v,l] = this.ReadUint32_Varint()
                return [v | 0,l]
            },
            ReadInt64_Varint(){
                let [v,l] = this.ReadUint64_Varint()
                const maxInt64 = 1n << 63n;
                let signed = v;
                if (v & maxInt64) {
                    signed = -((~v & (maxInt64 - 1n)) + 1n);
                }
                return [signed, l];
            },
            ReadSint32_Varint() {
                let uint = this.ReadUint32_Varint()
                let int = this.zigZagDecode32(uint[0])
                return [int,uint[1]]
            },
            ReadSint64_Varint(){
                let uint = this.ReadUint64_Varint()
                let int = this.zigZagDecode64(uint[0])
                return [int,uint[1]]
            },
            ReadFixed32(){
                return DD.Read.In_built.ReadUint32(1)
            },
            ReadSfixed32(){
                return DD.Read.In_built.ReadInt32(1)
            },
            ReadFixed64(){
                return DD.Read.In_built.ReadBigUint64Array(1)
            },
            ReadSfixed64(){
                return DD.Read.In_built.ReadBigInt64Array(1)
            },
            ReadFloat(){
                return DD.Read.In_built.ReadFloat32(1)
            },
            ReadDouble(){
                return DD.Read.In_built.ReadFloat64(1)
            },
            ReadUTF_8_String(){
                return DD.Read.ReadString()
            },
            ReadBoolean(){
                let b = DD.Read.ReadByte()
                if(b==1){return true}
                else{return false}
            }
        },
        Photon:{
            Protocol_16:{
                ReadBoolean(){
                    return DD.Read.ReadByte()>0
                },
                ReadShort(){
                    return DD.Read.In_built.ReadInt16()
                },
                ReadLong(){
                    return DD.Read.In_built.ReadBigInt64Array()
                },
                ReadInteger(){
                    return DD.Read.In_built.ReadInt32()
                },
                ReadFloat(){
                    return DD.Read.In_built.ReadFloat32()
                },
                ReadDouble(){
                    return DD.Read.In_built.ReadFloat64()
                },
                ReadString(){
                    return DD.Read.In_built.ReadString()
                },
            },
            Protocol_18:{
                Read_Int1(bool){
                    return DD.Read.ReadByte()*((-1)**(!!bool))
                },
                Read_Int2(bool){
                    return (DD.Read.In_built.ReadInt16())*((-1)**(!!bool))
                },
                ReadBoolean(){
                    return DD.Read.ReadByte()>0
                },
                ReadShort(){
                    return DD.Read.In_built.ReadInt16()
                },
                ReadInteger(){
                    return DD.Read.In_built.ReadInt32()
                },
                ReadFloat(){
                    return DD.Read.In_built.ReadFloat32()
                },
                ReadDouble(){
                    return DD.Read.In_built.ReadFloat64()
                },
                ReadString(){
                    return DD.Read.In_built.ReadString()
                },
                ReadCompressedInt(){
                    return DD.Read.Protobuf.ReadSint32_Varint()
                },
                ReadCompressedLong(){
                return DD.Read.Protobuf.ReadSint64_Varint()
                },
                ReadInt1(){
                return this.Read_Int1(false)
                },
                ReadInt1_(){
                return this.Read_Int1(true)
                },
                ReadInt2(){
                return this.Read_Int2(false)
                },
                ReadInt2_(){
                return this.Read_Int2(true)
                },
                ReadL1(){
                return this.Read_Int1(false)
                },
                ReadL1_(){
                return this.Read_Int1(true)
                },
                ReadL2(){
                return this.Read_Int2(false)
                },
                ReadL2_(){
                return this.Read_Int2(true)
                },
            },
        },
    },
    Write:{
        In_built:{
        WriteFloat16(value,littleEndian){
            const buffer = new ArrayBuffer(2);
            const view = new DataView(buffer);
            view.setFloat16(0, value, littleEndian);
            return new Uint8Array(view.buffer)
        },
        WriteFloat32(value,littleEndian){
            const buffer = new ArrayBuffer(4);
            const view = new DataView(buffer);
            view.setFloat32(0, value, littleEndian);
            return new Uint8Array(view.buffer)
        },
        WriteFloat64(value,littleEndian){
            const buffer = new ArrayBuffer(8);
            const view = new DataView(buffer);
            view.setFloat64(0, value, littleEndian);
            return new Uint8Array(view.buffer)
        },
        WriteUint16(value,littleEndian){
            const buffer = new ArrayBuffer(2);
            const view = new DataView(buffer);
            view.setUint16(0, value, littleEndian);
            return new Uint8Array(view.buffer)
        },
        WriteUint32(value,littleEndian){
            const buffer = new ArrayBuffer(4);
            const view = new DataView(buffer);
            view.setUint32(0, value, littleEndian);
            return new Uint8Array(view.buffer)
        },
        WriteBigUint64Array(value,littleEndian){
            const buffer = new ArrayBuffer(8);
            const view = new DataView(buffer);
            view.setBigUint64(0, value, littleEndian);
            return new Uint8Array(view.buffer)
        },
        WriteInt16(value,littleEndian){
            const buffer = new ArrayBuffer(2);
            const view = new DataView(buffer);
            view.setInt16(0, value, littleEndian);
            return new Uint8Array(view.buffer)
        },
        WriteInt32(value,littleEndian){
            const buffer = new ArrayBuffer(4);
            const view = new DataView(buffer);
            view.setInt32(0, value, littleEndian);
            return new Uint8Array(view.buffer)
        },
        WriteBigInt64Array(value,littleEndian){
            const buffer = new ArrayBuffer(8);
            const view = new DataView(buffer);
            view.setBigInt64(0, value, littleEndian);
            return new Uint8Array(view.buffer)
        },
        WriteHex(hex){
  if (hex.startsWith('0x')) {
    hex = hex.slice(2);
  }
  if (hex.length % 2 !== 0) {
    throw new Error("Hex string must have an even length");
  }
  const array = new Uint8Array(hex.length / 2);
  for (let i = 0; i < hex.length; i += 2) {
    array[i / 2] = parseInt(hex.substr(i, 2), 16);
  }
  return array;
    },
        WriteString(string,encoding){
            let a = new TextEncoder(encoding).encode(string)
            return a
        },
        },
        Protobuf:{
            zigZagEncode32(n) {
                return (n << 1) ^ (n >> 31);
            },
            zigZagEncode64(n) {
                return (n << 1n) ^ (n >> 63n);
            },
            WriteUint32_Varint(value) {
  const bytes = [];
  while (value > 127) {
    bytes.push((value & 0x7F) | 0x80);
    value >>>= 7;
  }
  bytes.push(value);
  return new Uint8Array(bytes);
},
            WriteUint64_Varint(value) {
    value = BigInt(value);

    if (value < 0n || value > 0xFFFFFFFFFFFFFFFFn) {
        throw new Error("Out of bounds");
    }

    const bytes = [];

    while (value >= 0x80n) {
        bytes.push(Number((value & 0x7Fn) | 0x80n));
        value >>= 7n;
    }

    bytes.push(Number(value));
    return new Uint8Array(bytes);
},
            WriteInt32_Varint(value){
                return this.WriteUint32_Varint(value >>> 0)
            },
            WriteInt64_Varint(value){
                return this.WriteUint64_Varint(BigInt(value))
            },
            WriteSint32_Varint(value){
                return this.WriteUint32_Varint(this.zigZagEncode32(value))
            },
            WriteSint64_Varint(value){
                return this.WriteUint64_Varint(this.zigZagEncode64(BigInt(value)))
            },
            WriteFixed32(value){
                return DD.Write.In_built.WriteUint32(value,1)
            },
            WriteSfixed32(value){
                return DD.Write.In_built.WriteInt32(value,1)
            },
            WriteFixed64(value){
                return DD.Write.In_built.WriteBigUint64Array(value,1)
            },
            WriteSfixed64(value){
                return DD.Write.In_built.WriteBigInt64Array(value,1)
            },
            WriteFloat(value){
                return DD.Write.In_built.WriteFloat32(value,1)
            },
            WriteDouble(value){
                return DD.Write.In_built.WriteFloat64(value,1)
            },
            WriteString(value){
                return DD.Write.In_built.WriteString(value)
            },
            WriteBool(value){
                switch(value){
                    case true:
                        return 1
                        break;
                    case false:
                        return 0
                        break;
                }
            }
        },
        Photon:{
            Protocol_16:{
                WriteBoolean(value){
                    return DD.Write.Protobuf.WriteBool(value)
                },
                WriteShort(value){
                    DD.Write.In_built.WriteInt16(value)
                },
                WriteLong(value){
                    return DD.Write.In_built.WriteBigInt64Array(value)
                },
                WriteInteger(value){
                    return DD.Write.In_built.WriteInt32(value)
                },
                WriteFloat(value){
                    return DD.Write.In_built.WriteFloat32(value)
                },
                WriteDouble(value){
                    return DD.Write.In_built.WriteFloat64(value)
                },
                WriteString(value){
                    return DD.Write.In_built.WriteString(value)
                },
            },
            Protocol_18:{
                WriteInt_1(value,bool){
                    return value*((-1)**(!bool))
                },
                WriteInt_2(value,bool){
                    return DD.Write.In_built.WriteInt16(value*((-1)**(!bool)))
                },
                WriteBoolean(value){
                    return DD.Write.Protobuf.WriteBool(value)
                },
                WriteShort(value){
                    DD.Write.In_built.WriteInt16(value)
                },
                WriteInteger(value){
                    return DD.Write.In_built.WriteInt32(value)
                },
                WriteFloat(value){
                    return DD.Write.In_built.WriteFloat32(value)
                },
                WriteDouble(value){
                    return DD.Write.In_built.WriteFloat64(value)
                },
                WriteString(value){
                    return DD.Write.In_built.WriteString(value)
                },
                WriteCompressedInt(value){
                    return DD.Write.Protobuf.WriteSint32_Varint(value)
                },
                WriteCompressedLong(value){
                    return DD.Write.Protobuf.WriteSint64_Varint(value)
                },
                WriteInt1(value){
                    return this.WriteInt_1(value,false)
                },
                WriteInt1_(value){
                    return this.WriteInt_1(value,true)
                },
                WriteInt2(value){
                    return this.WriteInt_1(value,false)
                },
                WriteInt2_(value){
                    return this.WriteInt_1(value,true)
                },
                WriteL1(value){
                    return this.WriteInt_1(value,false)
                },
                WriteL1_(value){
                    return this.WriteInt_1(value,true)
                },
                WriteL2(value){
                    return this.WriteInt_1(value,false)
                },
                WriteL2_(value){
                    return this.WriteInt_1(value,true)
                },
            },
        },
    }
}
window.DD = DD