SimpleJadePinServer/index.html at main · Filiprogrammer/SimpleJadePinServer · GitHub

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<html>
    <head>
        <title>SimpleJadePinServer</title>
        <script src="qrcode.js"></script>
        <script src="https://cdnjs.cloudflare.com/ajax/libs/html5-qrcode/2.3.8/html5-qrcode.min.js" integrity="sha512-r6rDA7W6ZeQhvl8S7yRVQUKVHdexq+GAlNkNNqVC7YyIV+NwqCTJe2hDWCiffTyRNOeGEzRRJ9ifvRm/HCzGYg==" crossorigin="anonymous" referrerpolicy="no-referrer"></script>
        <script>
            class BufferReader {
                constructor(buffer) {
                    this.buffer = buffer;
                    this.pos = 0;
                }

                peekByte() {
                    return this.buffer[this.pos];
                }

                readByte() {
                    return this.buffer[this.pos++];
                }

                readUint16() {
                    var result = (this.buffer[this.pos] << 8) | this.buffer[this.pos + 1];
                    this.pos += 2;
                    return result;
                }

                readUint32() {
                    var result = (this.buffer[this.pos] << 32) | (this.buffer[this.pos + 1] << 16) | (this.buffer[this.pos + 2] << 8) | this.buffer[this.pos + 3];
                    this.pos += 4;
                    return result;
                }

                readUint64() {
                    var result = (this.buffer[this.pos] << 56) | (this.buffer[this.pos + 1] << 48) | (this.buffer[this.pos + 2] << 40) | (this.buffer[this.pos + 3] << 32) | (this.buffer[this.pos + 4] << 24) | (this.buffer[this.pos + 5] << 16) | (this.buffer[this.pos + 6] << 8) | this.buffer[this.pos + 7];
                    this.pos += 8;
                    return result;
                }

                readChunk(length) {
                    var result = new Uint8Array(length);

                    for (let i = 0; i < length; ++i) {
                        result[i] = this.buffer[this.pos + i];
                    }

                    this.pos += length;
                    return result;
                }
            }

            class BufferWriter {
                constructor() {
                    this.buffer = new Uint8Array(0);
                }

                writeByte(value) {
                    let new_buffer = new Uint8Array(this.buffer.length + 1);
                    new_buffer.set(this.buffer);
                    new_buffer[this.buffer.length] = value & 0xFF;
                    this.buffer = new_buffer;
                }

                writeUint16(value) {
                    let new_buffer = new Uint8Array(this.buffer.length + 2);
                    new_buffer.set(this.buffer);
                    new_buffer[this.buffer.length] = (value >> 8) & 0xFF;
                    new_buffer[this.buffer.length + 1] = value & 0xFF;
                    this.buffer = new_buffer;
                }

                writeUint32(value) {
                    let new_buffer = new Uint8Array(this.buffer.length + 4);
                    new_buffer.set(this.buffer);
                    new_buffer[this.buffer.length] = (value >> 24) & 0xFF;
                    new_buffer[this.buffer.length + 1] = (value >> 16) & 0xFF;
                    new_buffer[this.buffer.length + 2] = (value >> 8) & 0xFF;
                    new_buffer[this.buffer.length + 3] = value & 0xFF;
                    this.buffer = new_buffer;
                }

                writeUint64(value) {
                    let new_buffer = new Uint8Array(this.buffer.length + 8);
                    new_buffer.set(this.buffer);
                    new_buffer[this.buffer.length] = (value >> 56) & 0xFF;
                    new_buffer[this.buffer.length + 1] = (value >> 48) & 0xFF;
                    new_buffer[this.buffer.length + 2] = (value >> 40) & 0xFF;
                    new_buffer[this.buffer.length + 3] = (value >> 32) & 0xFF;
                    new_buffer[this.buffer.length + 4] = (value >> 24) & 0xFF;
                    new_buffer[this.buffer.length + 5] = (value >> 16) & 0xFF;
                    new_buffer[this.buffer.length + 6] = (value >> 8) & 0xFF;
                    new_buffer[this.buffer.length + 7] = value & 0xFF;
                    this.buffer = new_buffer;
                }

                writeChunk(chunk) {
                    let new_buffer = new Uint8Array(this.buffer.length + chunk.length);
                    new_buffer.set(this.buffer);

                    for (let i = 0; i < chunk.length; ++i) {
                        new_buffer[this.buffer.length + i] = chunk[i];
                    }

                    this.buffer = new_buffer;
                }

                writeString(str) {
                    let new_buffer = new Uint8Array(this.buffer.length + str.length);
                    new_buffer.set(this.buffer);

                    for (let i = 0; i < str.length; ++i) {
                        new_buffer[this.buffer.length + i] = str.charCodeAt(i);
                    }

                    this.buffer = new_buffer;
                }

                getBuffer() {
                    return this.buffer;
                }
            }

            const CborType = {
                Uint: 0,
                Bytes: 2,
                String: 3,
                Array: 4,
                Object: 5
            };

            function cbor_encode_string(data) {
                let buffer_writer = new BufferWriter();
                buffer_writer.writeByte((3 << 5) | Math.min(data.length, 24));

                if (data.length >= 24) {
                    buffer_writer.writeByte(data.length);
                }

                buffer_writer.writeString(data);

                return buffer_writer.getBuffer();
            }

            function cbor_encode_bytes(data) {
                let buffer_writer = new BufferWriter();
                buffer_writer.writeByte((2 << 5) | Math.min(data.length, 24));

                if (data.length >= 24) {
                    buffer_writer.writeByte(data.length);
                }

                buffer_writer.writeChunk(data);

                return buffer_writer.getBuffer();
            }

            function cbor_encode_uint(data) {
                let buffer_writer = new BufferWriter();

                if (data < 24) {
                    buffer_writer.writeByte(data);
                } else if (data < 256) {
                    buffer_writer.writeByte(24);
                    buffer_writer.writeByte(data);
                } else if (data < 65536) {
                    buffer_writer.writeByte(25);
                    buffer_writer.writeUint16(data);
                } else if (data < 4294967296) {
                    buffer_writer.writeByte(26);
                    buffer_writer.writeUint32(data);
                } else {
                    buffer_writer.writeByte(27);
                    buffer_writer.writeUint64(data);
                }

                return buffer_writer.getBuffer();
            }

            function growUint8Array(originalArray, additionalSize) {
                let newSize = originalArray.length + additionalSize;
                let newArray = new Uint8Array(newSize);
                newArray.set(originalArray);
                return newArray;
            }

            function cbor_encode_array(data) {
                let buffer_writer = new BufferWriter();
                buffer_writer.writeByte((4 << 5) | Math.min(data.length, 24));

                if (data.length >= 24) {
                    buffer_writer.writeByte(data.length);
                }

                for (let i = 0; i < data.length; ++i) {
                    let item;

                    if (typeof data[i] == "number") {
                        item = cbor_encode_uint(data[i]);
                    } else if (data[i].constructor == Uint8Array) {
                        item = cbor_encode_bytes(data[i]);
                    }

                    buffer_writer.writeChunk(item);
                }

                return buffer_writer.getBuffer();
            }

            function cbor_encode_object(data) {
                let buffer_writer = new BufferWriter();
                let keys = Object.keys(data);
                buffer_writer.writeByte((5 << 5) | Math.min(keys.length, 24));

                if (keys.length >= 24) {
                    buffer_writer.writeByte(keys.length);
                }

                for (let i = 0; i < keys.length; ++i) {
                    let item;

                    // Key
                    if (typeof keys[i] == "number") {
                        item = cbor_encode_uint(keys[i]);
                    } else if (typeof keys[i] == "string") {
                        item = cbor_encode_string(keys[i]);
                    } else if (keys[i].constructor == Uint8Array) {
                        item = cbor_encode_bytes(keys[i]);
                    }

                    buffer_writer.writeChunk(item);

                    // Value
                    let value = data[keys[i]];

                    if (typeof value == "number") {
                        item = cbor_encode_uint(value);
                    } else if (typeof value == "string") {
                        item = cbor_encode_string(value);
                    } else if (value.constructor == Uint8Array) {
                        item = cbor_encode_bytes(value);
                    } else {
                        item = cbor_encode_object(value);
                    }

                    buffer_writer.writeChunk(item);
                }

                return buffer_writer.getBuffer();
            }

            function cbor_read_header_value(reader) {
                var value = reader.readByte() & 0x1f;

                if (value < 24) {
                    return value;
                } else if (value == 24) {
                    return reader.readByte();
                } else if (value == 25) {
                    return reader.readUint16();
                } else if (value == 26) {
                    return reader.readUint32();
                } else if (value == 27) {
                    return reader.readUint64();
                }

                return null;
            }

            function cbor_decode(reader) {
                let type = reader.peekByte() >> 5;

                switch (type) {
                    case CborType.Uint:
                        return cbor_read_header_value(reader);
                    case CborType.Bytes:
                        var len = cbor_read_header_value(reader);
                        return reader.readChunk(len);
                    case CborType.String:
                        var len = cbor_read_header_value(reader);
                        return new TextDecoder().decode(reader.readChunk(len));
                    case CborType.Array:
                        var len = cbor_read_header_value(reader);
                        var result = [];

                        for (let i = 0; i < len; ++i) {
                            result[i] = cbor_decode(reader);
                        }

                        return result;
                    case CborType.Object:
                        var len = cbor_read_header_value(reader);
                        var result = {};

                        for (let i = 0; i < len; ++i) {
                            var key = cbor_decode(reader);
                            var value = cbor_decode(reader);
                            result[key] = value;
                        }

                        return result;
                }

                return null;
            }

            function splitUint8Array(uInt8Array, length) {
                const result = [];
                const arrayLength = uInt8Array.length;

                for (let i = 0; i < arrayLength; i += length) {
                    const chunk = uInt8Array.subarray(i, i + length);
                    result.push(chunk);
                }

                return result;
            }

            const fromHexString = (hexString) =>
            Uint8Array.from(hexString.match(/.{1,2}/g).map((byte) => parseInt(byte, 16)));

            const toHexString = (bytes) =>
            bytes.reduce((str, byte) => str + byte.toString(16).padStart(2, '0'), '');

            const bytewords = 'ableacidalsoapexaquaarchatomauntawayaxisbackbaldbarnbeltbetabiasbluebodybragbrewbulbbuzzcalmcashcatschefcityclawcodecolacookcostcruxcurlcuspcyandarkdatadaysdelidicedietdoordowndrawdropdrumdulldutyeacheasyechoedgeepicevenexamexiteyesfactfairfernfigsfilmfishfizzflapflewfluxfoxyfreefrogfuelfundgalagamegeargemsgiftgirlglowgoodgraygrimgurugushgyrohalfhanghardhawkheathelphighhillholyhopehornhutsicedideaidleinchinkyintoirisironitemjadejazzjoinjoltjowljudojugsjumpjunkjurykeepkenokeptkeyskickkilnkingkitekiwiknoblamblavalazyleaflegsliarlimplionlistlogoloudloveluaulucklungmainmanymathmazememomenumeowmildmintmissmonknailnavyneednewsnextnoonnotenumbobeyoboeomitonyxopenovalowlspaidpartpeckplaypluspoempoolposepuffpumapurrquadquizraceramprealredorichroadrockroofrubyruinrunsrustsafesagascarsetssilkskewslotsoapsolosongstubsurfswantacotasktaxitenttiedtimetinytoiltombtoystriptunatwinuglyundouniturgeuservastveryvetovialvibeviewvisavoidvowswallwandwarmwaspwavewaxywebswhatwhenwhizwolfworkyankyawnyellyogayurtzapszerozestzinczonezoom';
            var bytewordsLookUpTable = [];
            const BYTEWORDS_NUM = 256;
            const BYTEWORD_LENGTH = 4;
            const MINIMAL_BYTEWORD_LENGTH = 2;

            function getWord(index) {
                return bytewords.slice(index * BYTEWORD_LENGTH, (index * BYTEWORD_LENGTH) + BYTEWORD_LENGTH)
            }

            function getMinimalWord(index) {
                const byteword = getWord(index);

                return byteword[0] + byteword[BYTEWORD_LENGTH - 1];
            }

            function decodeWord(word) {
                if (bytewordsLookUpTable.length == 0) {
                    bytewordsLookUpTable = Array(26);

                    for (let i = 0; i < BYTEWORDS_NUM; i++) {
                        const byteword = getWord(i);
                        let x = byteword[0].charCodeAt(0) - 'a'.charCodeAt(0);
                        let y = byteword[3].charCodeAt(0) - 'a'.charCodeAt(0);
                        let offset = y * 26 + x;
                        bytewordsLookUpTable[offset] = i;
                    }
                }

                let x = (word[0]).toLowerCase().charCodeAt(0) - 'a'.charCodeAt(0);
                let y = (word[word.length - 1]).toLowerCase().charCodeAt(0) - 'a'.charCodeAt(0);
                let offset = y * 26 + x;
                let value = bytewordsLookUpTable[offset];

                return value;
            }

            function makeCRCTable() {
                let c;
                let crcTable = [];

                for (let n = 0; n < 256; n++) {
                    c = n;
                    for (let k = 0; k < 8; k++) {
                        c = ((c & 1) ? (0xEDB88320 ^ (c >>> 1)) : (c >>> 1));
                    }
                    crcTable[n] = c;
                }

                return crcTable;
            }

            function crc32(str) {
                let crcTable = window.crcTable || (window.crcTable = makeCRCTable());
                let crc = 0 ^ (-1);

                for (let i = 0; i < str.length; i++) {
                    crc = (crc >>> 8) ^ crcTable[(crc ^ str[i]) & 0xFF];
                }

                return (crc ^ (-1)) >>> 0;
            }

            function bcur_encode_object(input) {
                var ur = cbor_encode_object(input);

                const maxFragmentLength = 34;
                const minFragmentLength = 10;
                var seqNum = 0;

                const maxFragmentCount = Math.ceil(ur.length / minFragmentLength);
                var fragmentLength = 0;

                for (let fragmentCount = 1; fragmentCount <= maxFragmentCount; fragmentCount++) {
                    fragmentLength = Math.ceil(ur.length / fragmentCount);
                    if (fragmentLength <= maxFragmentLength) {
                        break;
                    }
                }

                var fragments = splitUint8Array(ur, fragmentLength);
                var result = [];

                if (fragments.length == 1) {
                    const word = toHexString(ur);
                    const crcAppendedWord = word + crc32(ur).toString(16).padStart(8, '0');
                    const crcWordBuff = fromHexString(crcAppendedWord);
                    const body = crcWordBuff.reduce((result, w) => result + getMinimalWord(w), '');
                    result.push("ur:jade-pin/" + body);
                } else {
                    while (seqNum < fragments.length) {
                        var fragment = fragments[seqNum];
                        const seq = (seqNum + 1) + "-" + fragments.length;

                        if (fragment.length < fragmentLength) {
                            fragment = growUint8Array(fragment, fragmentLength - fragment.length);
                        }

                        nestedFragment = [
                            seqNum + 1,
                            fragments.length,
                            ur.length,
                            crc32(ur),
                            fragment
                        ];

                        var outerFragment = cbor_encode_array(nestedFragment);

                        const word = toHexString(outerFragment);
                        const crcAppendedWord = word + crc32(outerFragment).toString(16).padStart(8, '0');
                        const crcWordBuff = fromHexString(crcAppendedWord);
                        const body = crcWordBuff.reduce((result, w) => result + getMinimalWord(w), '');
                        result.push("ur:jade-pin/" + seq + "/" + body);

                        ++seqNum;
                    }
                }

                return result;
            }

            function bcur_decode_object(input) {
                var result = {};

                const input0_split = input[0].split('/');

                if (input0_split[0].toLowerCase() !== "ur:jade-pin") {
                    throw new Error("bcur has to start with ur:jade-pin");
                }

                var ur;

                if (input0_split.length == 3) {
                    const seq_split = input0_split[1].split('-');
                    const numberOfFrags = parseInt(seq_split[1]);
                    var fragments = null;

                    for (let i = 0; i < numberOfFrags; ++i) {
                        let bytewords = input[i].split('/')[2];
                        let decodedBytes = new Uint8Array(bytewords.length / 2 - 4);

                        for (let j = 0; j < decodedBytes.length; ++j) {
                            decodedBytes[j] = decodeWord(bytewords[j * 2] + bytewords[j * 2 + 1]);
                        }

                        let reader = new BufferReader(decodedBytes);
                        nestedFragment = cbor_decode(reader);

                        if (fragments == null) {
                            fragments = Array(nestedFragment[1]);
                        }

                        if (i == (numberOfFrags - 1)) {
                            let urLength = nestedFragment[2];
                            let fragmentLength = nestedFragment[4].length;
                            let actualFragmentLength = urLength - fragmentLength * (numberOfFrags - 1);
                            fragments[i] = nestedFragment[4].subarray(0, actualFragmentLength);
                        } else {
                            fragments[i] = nestedFragment[4];
                        }
                    }

                    ur = Uint8Array.from(
                        fragments.reduce((acc, curr) => [...acc, ...curr], [])
                    );
                } else if (input0_split.length == 2) {
                    let bytewords = input0_split[1];
                    let decodedBytes = new Uint8Array(bytewords.length / 2 - 4);

                    for (let i = 0; i < decodedBytes.length; ++i) {
                        decodedBytes[i] = decodeWord(bytewords[i * 2] + bytewords[i * 2 + 1]);
                    }

                    ur = decodedBytes;
                }

                let reader = new BufferReader(ur);
                return cbor_decode(reader);
            }

            function render_alphanumeric_qrcode(element_id, data) {
                let qr = qrcode(0, 'L');
                qr.addData(data.toUpperCase(), 'Alphanumeric');
                qr.make();
                document.getElementById(element_id).innerHTML = qr.createImgTag(4);
            }

            var bcur1_fragments;

            function scan_pin_request() {
                bcur1_fragments = null;

                const scanner = new Html5QrcodeScanner('qrreader1', {
                    fps: 10,
                    formatsToSupport: [Html5QrcodeSupportedFormats.QR_CODE],
                    verbose: true
                });

                scanner.render(success, error);

                function success(result) {
                    console.log("QRCode scanned: " + result);
                    const result_split = result.split('/');

                    if (result_split[0].toLowerCase() == "ur:jade-pin") {
                        if (result_split.length == 3) {
                            const seq_split = result_split[1].split('-');
                            const seq = parseInt(seq_split[0]);
                            const numberOfFrags = parseInt(seq_split[1]);

                            if (bcur1_fragments == null) {
                                bcur1_fragments = Array(numberOfFrags).fill(null);
                            }

                            bcur1_fragments[seq - 1] = result;
                            var done = true;

                            for (var i = 0; i < numberOfFrags; ++i) {
                                if (bcur1_fragments[i] == null) {
                                    done = false;
                                }
                            }

                            if (done) {
                                scanner.clear();
                                scan_pin_request_done();
                            }
                        } else if (result_split.length == 2) {
                            bcur1_fragments = [result];
                            scanner.clear();
                            scan_pin_request_done();
                        }
                    }
                }

                function error(err) {}
            }

            var request_data;

            function scan_pin_request_done() {
                let decoded_object = bcur_decode_object(bcur1_fragments);
                urls = decoded_object["result"]["http_request"]["params"]["urls"]
                request_data = decoded_object["result"]["http_request"]["params"]["data"]["data"]
                let pin_func = "get_pin";
                if (urls.some(url => url.endsWith("set_pin"))) {
                    pin_func = "set_pin";
                }
                document.getElementById("pin_request").innerHTML = pin_func + "<br>data: " + request_data;
                document.getElementById("btn_step2").setAttribute("onclick", pin_func + "()");
                document.getElementById("btn_step2").disabled = false;
            }

            var qrcode2_interval;
            var bcur2_fragments;
            var bcur2_index = 1;

            function set_pin() {
                const xhttp = new XMLHttpRequest();
                xhttp.onload = function() {
                    let json_response = JSON.parse(this.responseText);
                    let data = json_response.data;
                    document.getElementById("pin_response").innerHTML = "data: " + data;

                    if (typeof qrcode2_interval !== 'undefined') {
                        clearInterval(qrcode2_interval);
                    }

                    bcur2_fragments = bcur_encode_object({
                        "id": "0",
                        "method": "pin",
                        "params": {
                            "data": data
                        }
                    });

                    render_alphanumeric_qrcode("qrcode2", bcur2_fragments[0]);

                    qrcode2_interval = setInterval(function() {
                        if (bcur2_index >= bcur2_fragments.length) {
                            bcur2_index = 0;
                        }

                        render_alphanumeric_qrcode("qrcode2", bcur2_fragments[bcur2_index]);
                        bcur2_index++;
                    }, 1000);
                };
                xhttp.open("POST", "set_pin");
                xhttp.send('{"data": "' + request_data + '"}');
            }

            function get_pin() {
                const xhttp = new XMLHttpRequest();
                xhttp.onload = function() {
                    let json_response = JSON.parse(this.responseText);
                    let data = json_response.data;
                    document.getElementById("pin_response").innerHTML = "data: " + data;

                    if (typeof qrcode2_interval !== 'undefined') {
                        clearInterval(qrcode2_interval);
                    }

                    bcur2_fragments = bcur_encode_object({
                        "id": "0",
                        "method": "pin",
                        "params": {
                            "data": data
                        }
                    });

                    render_alphanumeric_qrcode("qrcode2", bcur2_fragments[0]);

                    qrcode2_interval = setInterval(function() {
                        if (bcur2_index >= bcur2_fragments.length) {
                            bcur2_index = 0;
                        }

                        render_alphanumeric_qrcode("qrcode2", bcur2_fragments[bcur2_index]);
                        bcur2_index++;
                    }, 1000);
                };
                xhttp.open("POST", "get_pin");
                xhttp.send('{"data": "' + request_data + '"}');
            }
        </script>
    </head>
    <body>
        <h1>SimpleJadePinServer</h1>
        <a href="oracle_qr.html">Oracle QR code</a>
        <p>
            <button onclick="scan_pin_request()">Step 1/2 pin request - Jade &rarr; pin server</button>
            <div id="qrreader1"></div>
            <span id="pin_request">set/get pin: ?<br>data: ?</span>
        </p>

        <p>
            <button id="btn_step2" disabled>Step 2/2 pin reply - pin server &rarr; Jade</button>
            <br>
            <span id="pin_response">data: ?</span>
            <div id="qrcode2"></div>
        </p>
    </body>
</html>