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31 daniel-mar 1 
<?php
2 daniel-mar 2 
 
31 daniel-mar 3 
/*
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* UUID & MAC Utils
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* Copyright 2017 - 2023 Daniel Marschall, ViaThinkSoft
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* Version 2023-08-02
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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*     http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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21 
include_once __DIR__.'/includes/uuid_utils.inc.php';
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23 
const AUTO_NEW_UUIDS = 10;
24 
 
25 
?><!DOCTYPE html>
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<html lang="en">
27 
 
2 daniel-mar 28 
<head>
29 
        <meta charset="iso-8859-1">
30 
        <link rel="stylesheet" type="text/css" href="style.css">
31 
        <title>UUID &amp; MAC Utils by Daniel Marschall</title>
35 daniel-mar 32 
        <meta name=viewport content="width=device-width, initial-scale=1">
2 daniel-mar 33 
</head>
34 
 
35 
<body>
36 
 
25 daniel-mar 37 
<h1>UUID &amp; MAC Utils by Daniel Marschall</h1>
2 daniel-mar 38 
 
12 daniel-mar 39 
<p><a href="https://github.com/danielmarschall/uuid_mac_utils/">View the source code</a></p>
2 daniel-mar 40 
 
31 daniel-mar 41 
<h2>Overview</h2>
2 daniel-mar 42 
 
31 daniel-mar 43 
<ul>
44 
    <li><a href="#gen_uuid">Generate random and/or time-based UUIDs</a><ul>
45 
            <li><a href="#gen_uuidv7"><font color="green">New:</font> Generate Unix Epoch Time (version 7) UUID</a></li>
46 
            <li><a href="#gen_uuidv6"><font color="green">New:</font> Generate reordered time-based (version 6) UUID</a></li>
47 
            <li><a href="#gen_uuidv4">Generate random (version 4) UUID</a></li>
48 
            <li><a href="#gen_uuidv1">Generate time-based (version 1) UUID</a></li>
49 
        </ul></li>
50 
    <li><a href="#gen_other_uuid">Generate other UUID types</a><ul>
53 daniel-mar 51 
            <li><a href="#gen_uuid_ncs">NCS (variant 0) UUID</a></li>
31 daniel-mar 52 
            <li><a href="#gen_uuidv2">Generate DCE Security (version 2) UUID</a></li>
61 daniel-mar 53 
            <li><a href="#gen_uuidv35">Generate name-based (version 3 / 5 / <font color="green">New: 8</font>) UUID</a></li>
54 
            <li><a href="#gen_uuidv8"><font color="green">New:</font> Generate Custom (version 8) UUID</a></li>
31 daniel-mar 55 
        </ul></li>
56 
    <li><a href="#interpret_uuid">Interpret a UUID</a></li>
41 daniel-mar 57 
    <li><a href="#interpret_mac">Interpret a MAC address (MAC / EUI / ELI / SAI / AAI)</a><ul>
58 
        <li><a href="#gen_aai">Generate an AAI</a></li>
59 
    </ul></li>
31 daniel-mar 60 
</ul>
2 daniel-mar 61 
 
31 daniel-mar 62 
<h2 id="gen_uuid">Generate random and/or time-based UUIDs</h2>
30 daniel-mar 63 
 
31 daniel-mar 64 
<h3 id="gen_uuidv7"><font color="green">New:</font> Generate Unix Epoch Time (version 7) UUID &#11088</h3>
65 
 
35 daniel-mar 66 
<p><i>A UUIDv7 is made of time and 74 random&nbsp;bits.
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        Since the time is at the beginning, the UUIDs are monotonically increasing.
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        Due to the missing MAC address, this UUID version is recommended due to
69 
        improved privacy.</i></p>
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35 daniel-mar 71 
<p><a id="uuidv7_info_button" href="javascript:show_uuidv7_info()">Show format</a>
72 
<script>
73 
function show_uuidv7_info() {
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        document.getElementById("uuidv7_info_button").style.display = "none";
75 
        document.getElementById("uuidv7_info").style.display = "block";
76 
}
77 
</script>
78 
<pre id="uuidv7_info" style="display:none">Variant 1, Version 7 UUID:
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- 48 bit <abbr title="Count of 1ms intervals passed since 1 Jan 1970 00:00:00 GMT">Unix Time in milliseconds</abbr>
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-  4 bit Version (fix 0x7)
81 
- 12 bit Random
82 
-  2 bit Variant (fix 0b10)
83 
- 62 bit Random</pre></p>
84 
 
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<?php
86 
if (AUTO_NEW_UUIDS > 0) { /** @phpstan-ignore-line */
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        echo '<p>Here are '.AUTO_NEW_UUIDS.' UUIDs that were created just for you! (Reload the page to get more)</p>';
31 daniel-mar 88 
 
89 
        echo '<pre>';
90 
        for ($i=0; $i<10; $i++) {
91 
                $uuid = gen_uuid_v7();
92 
                echo '<a href="interprete_uuid.php?uuid='.$uuid.'">'.$uuid.'</a><br>';
93 
        }
94 
        echo '</pre>';
95 
}
96 
?>
97 
 
2 daniel-mar 98 
<form method="GET" action="interprete_uuid.php">
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    <input type="hidden" name="version" value="7">
100 
    <input type="hidden" name="uuid" value="CREATE"> <input type="submit" value="Create and display another UUID">
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</form>
102 
 
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<h3 id="gen_uuidv6"><font color="green">New:</font> Generate reordered time-based (version 6) UUID &#9200;</h3>
2 daniel-mar 104 
 
31 daniel-mar 105 
<p><i>Like UUIDv1, this kind of UUID is made of the MAC address of the generating computer,
106 
        the time, and a clock sequence. However, the components in UUIDv6 are reordered (time is at the beginning),
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        so that UUIDs are monotonically increasing.</i></p>
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<p><a id="uuidv6_info_button" href="javascript:show_uuidv6_info()">Show format</a>
110 
<script>
111 
function show_uuidv6_info() {
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        document.getElementById("uuidv6_info_button").style.display = "none";
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        document.getElementById("uuidv6_info").style.display = "block";
114 
}
115 
</script>
116 
<pre id="uuidv6_info" style="display:none">Variant 1, Version 6 UUID:
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- 48 bit High <abbr title="Count of 100ns intervals passed since 15 Oct 1582 00:00:00 GMT">Time</abbr>
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-  4 bit Version (fix 0x6)
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- 12 bit Low <abbr title="Count of 100ns intervals passed since 15 Oct 1582 00:00:00 GMT">Time</abbr>
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-  2 bit Variant (fix 0b10)
121 
-  6 bit Clock Sequence High
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-  8 bit Clock Sequence Low
123 
- 48 bit MAC Address</pre></p>
124 
 
31 daniel-mar 125 
<?php
126 
if (AUTO_NEW_UUIDS > 0) { /** @phpstan-ignore-line */
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        echo '<p>Here are '.AUTO_NEW_UUIDS.' UUIDs that were created just for you! (Reload the page to get more)</p>';
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129 
        echo '<pre>';
130 
        for ($i=0; $i<10; $i++) {
131 
                $uuid = gen_uuid_v6();
132 
                echo '<a href="interprete_uuid.php?uuid='.$uuid.'">'.$uuid.'</a><br>';
133 
        }
134 
        echo '</pre>';
135 
}
136 
?>
137 
 
2 daniel-mar 138 
<form method="GET" action="interprete_uuid.php">
31 daniel-mar 139 
    <input type="hidden" name="version" value="6">
140 
    <input type="hidden" name="uuid" value="CREATE"> <input type="submit" value="Create and display another UUID">
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</form>
142 
 
31 daniel-mar 143 
<h3 id="gen_uuidv4">Generate random (version 4) UUID &#x1F3B2;</h3>
30 daniel-mar 144 
 
35 daniel-mar 145 
<p><i>A UUIDv4 is made of 122 random&nbsp;bits. No other information is encoded in this kind of UUID.</i></p>
30 daniel-mar 146 
 
35 daniel-mar 147 
<p><a id="uuidv4_info_button" href="javascript:show_uuidv4_info()">Show format</a>
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<script>
149 
function show_uuidv4_info() {
150 
        document.getElementById("uuidv4_info_button").style.display = "none";
151 
        document.getElementById("uuidv4_info").style.display = "block";
152 
}
153 
</script>
154 
<pre id="uuidv4_info" style="display:none">Variant 1, Version 4 UUID:
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- 48 bit Random High
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-  4 bit Version (fix 0x4)
157 
- 12 bit Random Mid
158 
-  2 bit Variant (fix 0b10)
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- 62 bit Random Low</pre></p>
160 
 
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<?php
162 
if (AUTO_NEW_UUIDS > 0) { /** @phpstan-ignore-line */
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        echo '<p>Here are '.AUTO_NEW_UUIDS.' UUIDs that were created just for you! (Reload the page to get more)</p>';
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165 
        echo '<pre>';
166 
        for ($i=0; $i<10; $i++) {
167 
                $uuid = gen_uuid_v4();
168 
                echo '<a href="interprete_uuid.php?uuid='.$uuid.'">'.$uuid.'</a><br>';
169 
        }
170 
        echo '</pre>';
171 
}
172 
?>
173 
 
30 daniel-mar 174 
<form method="GET" action="interprete_uuid.php">
31 daniel-mar 175 
    <input type="hidden" name="version" value="4">
176 
    <input type="hidden" name="uuid" value="CREATE"> <input type="submit" value="Create and display another UUID">
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</form>
178 
 
32 daniel-mar 179 
<h3 id="gen_uuidv1">Generate time-based (version 1) UUID &#9200;</h3>
30 daniel-mar 180 
 
31 daniel-mar 181 
<p><i>A UUIDv1 is made of the MAC address of the generating computer,
182 
the time, and a clock sequence.</i></p>
30 daniel-mar 183 
 
35 daniel-mar 184 
<p><a id="uuidv1_info_button" href="javascript:show_uuidv1_info()">Show format</a>
185 
<script>
186 
function show_uuidv1_info() {
187 
        document.getElementById("uuidv1_info_button").style.display = "none";
188 
        document.getElementById("uuidv1_info").style.display = "block";
189 
}
190 
</script>
191 
<pre id="uuidv1_info" style="display:none">Variant 1, Version 1 UUID:
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- 32 bit Low <abbr title="Count of 100ns intervals passed since 15 Oct 1582 00:00:00 GMT">Time</abbr>
193 
- 16 bit Mid <abbr title="Count of 100ns intervals passed since 15 Oct 1582 00:00:00 GMT">Time</abbr>
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-  4 bit Version (fix 0x1)
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- 12 bit High <abbr title="Count of 100ns intervals passed since 15 Oct 1582 00:00:00 GMT">Time</abbr>
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-  2 bit Variant (fix 0b10)
197 
-  6 bit Clock Sequence High
198 
-  8 bit Clock Sequence Low
199 
- 48 bit MAC Address</pre></p>
200 
 
31 daniel-mar 201 
<?php
202 
if (AUTO_NEW_UUIDS > 0) { /** @phpstan-ignore-line */
35 daniel-mar 203 
    echo '<p>Here are '.AUTO_NEW_UUIDS.' UUIDs that were created just for you! (Reload the page to get more)</p>';
31 daniel-mar 204 
 
205 
    echo '<pre>';
206 
    for ($i=0; $i<10; $i++) {
207 
        $uuid = gen_uuid_v1();
208 
        echo '<a href="interprete_uuid.php?uuid='.$uuid.'">'.$uuid.'</a><br>';
209 
    }
210 
    echo '</pre>';
211 
}
212 
?>
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30 daniel-mar 214 
<form method="GET" action="interprete_uuid.php">
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    <input type="hidden" name="version" value="1">
216 
    <input type="hidden" name="uuid" value="CREATE"> <input type="submit" value="Create and display another UUID">
30 daniel-mar 217 
</form>
218 
 
31 daniel-mar 219 
<h2 id="gen_other_uuid">Generate other UUID types</h2>
30 daniel-mar 220 
 
47 daniel-mar 221 
<p><i>The following types of UUIDs are less common and/or require special knowledge. Please only use the following
30 daniel-mar 222 
generators if you know what you are doing.</i></p>
223 
 
53 daniel-mar 224 
<h3 id="gen_uuid_ncs">NCS (variant 0) UUID</h3>
30 daniel-mar 225 
 
53 daniel-mar 226 
<p>The <abbr title="Network Computing System">NCS</abbr> UUIDs are a legacy format
227 
initially designed by Apollo Computer that cannot be generated anymore, because the
30 daniel-mar 228 
amount of available timestamp bits was exhausted on <strong>5 September 2015</strong>.
53 daniel-mar 229 
As an example, here is the last possible NCS UUID (all bits of the timestamp are set to 1) for IP address 127.0.0.1:
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<a href="interprete_uuid.php?uuid=ffffffff-ffff-0000-027f-000001000000"><code>ffffffff-ffff-0000-027f-000001000000</code></a>.</p>
30 daniel-mar 231 
 
35 daniel-mar 232 
<p><a id="uuidnce_info_button" href="javascript:show_uuidnce_info()">Show format</a>
233 
<script>
234 
function show_uuidnce_info() {
235 
        document.getElementById("uuidnce_info_button").style.display = "none";
236 
        document.getElementById("uuidnce_info").style.display = "block";
237 
}
238 
</script>
239 
<pre id="uuidnce_info" style="display:none">Variant 0 UUID:
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- 32 bit High <abbr title="Count of 4&#xB5;s intervals passed since 1 Jan 1980 00:00:00 GMT">Time</abbr>
241 
- 16 bit Low <abbr title="Count of 4&#xB5;s intervals passed since 1 Jan 1980 00:00:00 GMT">Time</abbr>
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- 16 bit Reserved
243 
-  1 bit Variant (fix 0b0)
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-  7 bit <abbr title="socket_$unspec (0x0)
245 
socket_$unix (0x1)
246 
socket_$internet (0x2)
247 
socket_$implink (0x3)
248 
socket_$pup (0x4)
249 
socket_$chaos (0x5)
250 
socket_$ns (0x6)
251 
socket_$nbs (0x7)
252 
socket_$ecma (0x8)
253 
socket_$datakit (0x9)
254 
socket_$ccitt (0xA)
255 
socket_$sna (0xB)
256 
socket_$unspec2 (0xC)
257 
socket_$dds (0xD)">Family</abbr>
35 daniel-mar 258 
- 56 bit Node</pre></p>
259 
 
31 daniel-mar 260 
<h3 id="gen_uuidv2">Generate DCE Security (version 2) UUID</h3>
30 daniel-mar 261 
 
37 daniel-mar 262 
<p><i>An UUIDv2 contains information about the creator (person, group, or organization), the generating system (MAC address), and time.
35 daniel-mar 263 
The creator information replaced parts of the time bits, therefore the time resolution is very low.</i></p>
264 
 
265 
<p><a id="uuidv2_info_button" href="javascript:show_uuidv2_info()">Show format</a>
266 
<script>
267 
function show_uuidv2_info() {
268 
        document.getElementById("uuidv2_info_button").style.display = "none";
269 
        document.getElementById("uuidv2_info").style.display = "block";
270 
}
271 
</script>
272 
<pre id="uuidv2_info" style="display:none">Variant 1, Version 2 UUID:
273 
- 32 bit Local Domain Number
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- 16 bit Mid <abbr title="Count of 429.4967296s intervals passed since 15 Oct 1582 00:00:00 GMT">Time</abbr>
35 daniel-mar 275 
-  4 bit Version (fix 0x2)
37 daniel-mar 276 
- 12 bit High <abbr title="Count of 429.4967296s intervals passed since 15 Oct 1582 00:00:00 GMT">Time</abbr>
35 daniel-mar 277 
-  2 bit Variant (fix 0b10)
278 
-  6 bit Clock Sequence
37 daniel-mar 279 
-  8 bit <abbr title="0 = person
280 
1 = group
281 
2 = org
282 
3-255 = site-defined">Local Domain</abbr>
35 daniel-mar 283 
- 48 bit MAC Address</pre></p>
284 
 
30 daniel-mar 285 
<form method="GET" action="interprete_uuid.php">
2 daniel-mar 286 
        <input type="hidden" name="version" value="2">
35 daniel-mar 287 
        <label>Domain (8&nbsp;bits):</label><select name="domain_choose" id="dce_domain_choice" onchange="javascript:dce_domain_choose();">
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                <option value="uid">Person (e.g. POSIX UID)</option>
289 
                <option value="gid">Group (e.g. POSIX GID)</option>
290 
                <option value="org">Organization</option>
2 daniel-mar 291 
                <option value="site">Site-defined</option>
35 daniel-mar 292 
        </select> = <input type="number" min="0" max="255" name="dce_domain" value="" id="dce_domain" style="width:50px" pattern="[0-9]+"> (decimal notation)<br>
293 
        <label>Value (32&nbsp;bits):</label><input type="number" min="0" max="4294967295" name="dce_id" value="0" id="dce_id" style="width:200px" pattern="[0-9]+"> (decimal notation)<br>
37 daniel-mar 294 
        <font color="red">Warning</font>: The timestamp has an accuracy of 7:10 minutes,
30 daniel-mar 295 
        therefore the uniqueness of these UUIDs is not guaranteed!<br><br>
59 daniel-mar 296 
        <input type="hidden" name="uuid" value="CREATE"> <input type="submit" value="Create UUIDv2">
2 daniel-mar 297 
</form>
298 
<script>
299 
function dce_domain_choose() {
300 
        var ns = document.getElementById('dce_domain_choice').value;
301 
        if (ns == "uid") {
302 
                document.getElementById('dce_domain').value = "0";
303 
        }
304 
        if (ns == "gid") {
305 
                document.getElementById('dce_domain').value = "1";
306 
        }
307 
        if (ns == "org") {
308 
                document.getElementById('dce_domain').value = "2";
309 
        }
310 
        if (ns == "site") {
311 
                document.getElementById('dce_domain').value = "";
312 
        }
313 
}
314 
dce_domain_choose();
315 
</script>
316 
 
61 daniel-mar 317 
<h3 id="gen_uuidv35">Generate name-based (version 3 / 5 / <font color="green">New: 8</font>) UUID</h3>
2 daniel-mar 318 
 
57 daniel-mar 319 
<p><i>An UUIDv3 is made out of a MD5 hash and an UUIDv5 is made out of a SHA1 hash.
320 
The revision of RFC4122 also contains an example for a custom UUIDv8 that
59 daniel-mar 321 
allows SHA2, SHA3 and SHAKE hash algorithms. ViaThinkSoft added more hash
61 daniel-mar 322 
algorithms and assigned Hash Space IDs to them.</i></p>
35 daniel-mar 323 
 
324 
<p><a id="uuidv35_info_button" href="javascript:show_uuidv35_info()">Show format</a>
325 
<script>
326 
function show_uuidv35_info() {
327 
        document.getElementById("uuidv35_info_button").style.display = "none";
328 
        document.getElementById("uuidv35_info").style.display = "block";
329 
}
330 
</script>
58 daniel-mar 331 
<pre id="uuidv35_info" style="display:none">Variant 1, Version 3/5/8 UUID:
35 daniel-mar 332 
- 48 bit Hash High
58 daniel-mar 333 
-  4 bit Version (fix 0x3, 0x5, or 0x8)
35 daniel-mar 334 
- 12 bit Hash Mid
335 
-  2 bit Variant (fix 0b10)
336 
- 62 bit Hash Low</pre></p>
337 
 
338 
<style>
339 
label {
340 
        width:120px;
341 
        text-align:left;
342 
        margin-right: 20px;
343 
        display:inline-block;
344 
}
345 
</style>
346 
 
2 daniel-mar 347 
<form method="GET" action="interprete_uuid.php">
59 daniel-mar 348 
        <label>Hash algorithm:</label><select name="version" id="nb_version" onchange="javascript:nb_version_choose();">
349 
                <?php
61 daniel-mar 350 
                $tmp = [];
351 
                $tmp['MD5'] = '<option value="3">MD5 (UUIDv3)</option>';
352 
                $tmp['SHA1'] = '<option value="5" selected>SHA1 (UUIDv5)</option>';
60 daniel-mar 353 
                foreach (get_uuidv8_hash_space_ids() as list($algo,$space,$friendlyname,$author)) {
61 daniel-mar 354 
                        $tmp[$friendlyname] = '<option value="8_namebased_'.$space.'">'.htmlentities($friendlyname).' (UUIDv8 defined by '.htmlentities($author).')</option>';
59 daniel-mar 355 
                }
61 daniel-mar 356 
                ksort($tmp);
357 
                foreach ($tmp as $html) {
358 
                        echo "\t\t$html\n";
359 
                }
59 daniel-mar 360 
                ?>
361 
        </select><font size="-1"><span id="nb_hash_info"></span></font><br>
35 daniel-mar 362 
        <label>Namespace:</label><select name="namespace_choose" id="nb_nsc" onchange="javascript:nb_ns_choose();">
2 daniel-mar 363 
                <option value="dns">DNS</option>
364 
                <option value="url">URL</option>
365 
                <option value="oid">OID</option>
366 
                <option value="x500">X.500 DN</option>
35 daniel-mar 367 
                <!-- <option value="oidplus_ns">OIDplus ns only</option> -->
368 
                <!-- <option value="oidplus_ns_val">OIDplus ns+val</option> -->
28 daniel-mar 369 
                <!-- <option value="oidplus_pubkey">OIDplus pubkey</option> -->
2 daniel-mar 370 
                <option value="other">Other</option>
59 daniel-mar 371 
        </select> = Namespace UUID: <input type="text" name="nb_ns" value="" id="nb_ns" style="width:270px" onchange="javascript:nb_ns_textchange();" pattern="[0-9a-fA-F]{8}\b-[0-9a-fA-F]{4}\b-[0-9a-fA-F]{4}\b-[0-9a-fA-F]{4}\b-[0-9a-fA-F]{12}"><br>
35 daniel-mar 372 
        <label>Value:</label><input type="text" name="nb_val" value="" id="nb_val" style="width:300px"><br>
30 daniel-mar 373 
        <font color="red">Warning</font>: These UUIDs do not contain a timestamp,
374 
        therefore the uniqueness of these UUIDs is not guaranteed!<br><br>
59 daniel-mar 375 
        <input type="hidden" name="uuid" value="CREATE"> <input type="submit" id="nb_create_btn" value="Create UUID">
2 daniel-mar 376 
</form>
377 
<script>
59 daniel-mar 378 
function nb_version_choose() {
379 
        var ver = document.getElementById('nb_version').value;
380 
        document.getElementById('nb_create_btn').value = 'Create UUIDv' + ver.substr(0,1);
381 
        var x = ver.split('_namebased_');
382 
        if (x.length == 2) {
61 daniel-mar 383 
                document.getElementById('nb_hash_info').innerHTML = ' (UUIDv8 Hash Space ID: ' + x[1] + ')';
59 daniel-mar 384 
        } else {
385 
                document.getElementById('nb_hash_info').innerHTML = '';
386 
        }
387 
 
388 
}
35 daniel-mar 389 
function nb_ns_textchange() {
390 
        var ns = document.getElementById('nb_ns').value.toLowerCase();
391 
        if (ns == "6ba7b810-9dad-11d1-80b4-00c04fd430c8") {
392 
                if (document.getElementById('nb_nsc').value != "dns") {
393 
                        document.getElementById('nb_nsc').value = "dns";
57 daniel-mar 394 
                        document.getElementById('nb_val').value = "www.example.com";
35 daniel-mar 395 
                }
396 
        }
397 
        else if (ns == "6ba7b811-9dad-11d1-80b4-00c04fd430c8") {
398 
                if (document.getElementById('nb_nsc').value != "url") {
399 
                        document.getElementById('nb_nsc').value = "url";
57 daniel-mar 400 
                        document.getElementById('nb_val').value = "http://www.example.com/";
35 daniel-mar 401 
                }
402 
        }
403 
        else if (ns == "6ba7b812-9dad-11d1-80b4-00c04fd430c8") {
404 
                if (document.getElementById('nb_nsc').value != "oid") {
405 
                        document.getElementById('nb_nsc').value = "oid";
406 
                        document.getElementById('nb_val').value = "2.999";
407 
                }
408 
        }
409 
        else if (ns == "6ba7b814-9dad-11d1-80b4-00c04fd430c8") {
410 
                if (document.getElementById('nb_nsc').value != "x500") {
411 
                        document.getElementById('nb_nsc').value = "x500";
412 
                        document.getElementById('nb_val').value = "UID=jsmith,DC=example,DC=net";
413 
                }
414 
        }
415 
        else {
416 
                if (document.getElementById('nb_nsc').value != "other") {
417 
                        document.getElementById('nb_nsc').value = "other";
418 
                        document.getElementById('nb_val').value = "";
419 
                }
420 
        }
421 
}
2 daniel-mar 422 
function nb_ns_choose() {
423 
        var ns = document.getElementById('nb_nsc').value;
424 
        if (ns == "dns") {
425 
                document.getElementById('nb_ns').value = "6ba7b810-9dad-11d1-80b4-00c04fd430c8";
57 daniel-mar 426 
                document.getElementById('nb_val').value = "www.example.com";
2 daniel-mar 427 
        }
35 daniel-mar 428 
        else if (ns == "url") {
2 daniel-mar 429 
                document.getElementById('nb_ns').value = "6ba7b811-9dad-11d1-80b4-00c04fd430c8";
57 daniel-mar 430 
                document.getElementById('nb_val').value = "http://www.example.com/";
2 daniel-mar 431 
        }
35 daniel-mar 432 
        else if (ns == "oid") {
2 daniel-mar 433 
                document.getElementById('nb_ns').value = "6ba7b812-9dad-11d1-80b4-00c04fd430c8";
434 
                document.getElementById('nb_val').value = "2.999";
435 
        }
35 daniel-mar 436 
        else if (ns == "x500") {
2 daniel-mar 437 
                document.getElementById('nb_ns').value = "6ba7b814-9dad-11d1-80b4-00c04fd430c8";
438 
                document.getElementById('nb_val').value = "UID=jsmith,DC=example,DC=net";
439 
        }
35 daniel-mar 440 
        /*
441 
        else if (ns == "oidplus_ns") {
2 daniel-mar 442 
                document.getElementById('nb_ns').value = "0943e3ce-4b79-11e5-b742-78e3b5fc7f22";
443 
                document.getElementById('nb_val').value = "ipv4";
444 
        }
35 daniel-mar 445 
        else if (ns == "oidplus_ns_val") {
2 daniel-mar 446 
                document.getElementById('nb_ns').value = "ad1654e6-7e15-11e4-9ef6-78e3b5fc7f22";
447 
                document.getElementById('nb_val').value = "ipv4:8.8.8.8";
448 
        }
35 daniel-mar 449 
        else if (ns == "oidplus_ns_pubkey") {
28 daniel-mar 450 
                document.getElementById('nb_ns').value = "fd16965c-8bab-11ed-8744-3c4a92df8582";
31 daniel-mar 451 
                document.getElementById('nb_val').value = "MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAqg/PnsC1WX3C1/mUSLuk0DIaDHtEsxBnG0auYJRJ1hBtbUUvItbK0odlKrX2SFo1MJJpu/SSxTzAgqkKZsZe3cCFkgA1svfuH9i94oGLjJ4n0kRJEGlanCmGndJBfIqGDJaQE2BJ8tLxeBrpkd9l0KvJsjhRmqJAb9KYK3KYFsWvT+wyjD3UJ1eHcgLbF/Qb3cwMU/u7Fs7ZpsNMW4phDPlsYsk9XHFpJ1/UCj6G53mYRfOC/ouDdGShlbVLB15s0V95QpnU/7lL8mJ2lE+sTZekGNBA4XbJv2gs21cR4E8zc/z+NyZS7117DYZoJqrAN8sKz6xGoKgQF6wueCK5qQIDAQAB";
28 daniel-mar 452 
        }
453 
        */
35 daniel-mar 454 
        else if (ns == "other") {
2 daniel-mar 455 
                document.getElementById('nb_ns').value = "";
456 
                document.getElementById('nb_val').value = "";
457 
        }
458 
}
59 daniel-mar 459 
nb_version_choose();
2 daniel-mar 460 
nb_ns_choose();
461 
</script>
462 
 
61 daniel-mar 463 
<h3 id="gen_uuidv8"><font color="green">New:</font> Generate Custom (version 8) UUID</h3>
34 daniel-mar 464 
 
37 daniel-mar 465 
<p><i>UUIDv8 is made of 122 bits application-specific / custom data. The other 6 bits are used to specify the variant and version of the UUID, to make it RFC-compatible.</i></p>
35 daniel-mar 466 
 
467 
<p><a id="uuidv8_info_button" href="javascript:show_uuidv8_info()">Show format</a>
468 
<script>
469 
function show_uuidv8_info() {
470 
        document.getElementById("uuidv8_info_button").style.display = "none";
471 
        document.getElementById("uuidv8_info").style.display = "block";
472 
}
473 
</script>
474 
<pre id="uuidv8_info" style="display:none">Variant 1, Version 8 UUID:
475 
- 48 bit Custom data
476 
-  4 bit Version (fix 0x8)
477 
- 12 bit Custom data
478 
-  2 bit Variant (fix 0b10)
479 
- 62 bit Custom data</pre></p>
480 
 
34 daniel-mar 481 
<form method="GET" action="interprete_uuid.php">
482 
        <input type="hidden" name="version" value="8">
35 daniel-mar 483 
        <label>Block&nbsp;1 (32&nbsp;bits):</label><input type="text" name="block1" value="00000000" maxlength="8"  id="v8_block1" style="width:150px" pattern="[0-9a-fA-F]+"> (hex notation)<br>
484 
        <label>Block&nbsp;2 (16&nbsp;bits):</label><input type="text" name="block2" value="0000" maxlength="4"  id="v8_block2" style="width:150px" pattern="[0-9a-fA-F]+"> (hex notation)<br>
485 
        <label>Block&nbsp;3 (<abbr title="The high 4 bits are occupied by the UUID version = 8">12&nbsp;bits</abbr>):</label><input type="text" name="block3" value="0000" maxlength="4"  id="v8_block3" style="width:150px" pattern="[0-9a-fA-F]+"> (hex notation)<br>
486 
        <label>Block&nbsp;4 (<abbr title="The high 2 bits are occupied by the UUID variant = 0b10">14&nbsp;bits</abbr>):</label><input type="text" name="block4" value="0000" maxlength="4"  id="v8_block4" style="width:150px" pattern="[0-9a-fA-F]+"> (hex notation)<br>
487 
        <label>Block&nbsp;5 (48&nbsp;bits):</label><input type="text" name="block5" value="000000000000" maxlength="12" id="v8_block5" style="width:150px" pattern="[0-9a-fA-F]+"> (hex notation)<br>
34 daniel-mar 488 
        <font color="red">Warning</font>: These UUIDs do not contain a timestamp,
489 
        therefore the uniqueness of these UUIDs is not guaranteed!<br><br>
59 daniel-mar 490 
        <input type="hidden" name="uuid" value="CREATE"> <input type="submit" value="Create UUIDv8">
34 daniel-mar 491 
</form>
492 
 
31 daniel-mar 493 
<h2 id="interpret_uuid">Interpret a UUID</h2>
2 daniel-mar 494 
 
30 daniel-mar 495 
<p>You can enter a UUID in the following notations:</p>
2 daniel-mar 496 
 
497 
<ul>
498 
        <li>Classic notation (case insensitive, curly braces optional): <code>9e83839a-5967-11e4-8c1c-78e3b5fc7f22</code></li>
499 
        <li>As OID: <code>2.25.210700883446948645633376489934419689250</code></li>
500 
</ul>
501 
 
502 
<p>The script will output:</p>
503 
 
504 
<ul>
505 
        <li>Notation as UUID and OID</li>
35 daniel-mar 506 
        <li>Version, variant, and additional data (date and time, clock sequence, node id, etc.)</li>
2 daniel-mar 507 
</ul>
508 
 
30 daniel-mar 509 
<p>Please enter a UUID or UUID OID:</p>
2 daniel-mar 510 
 
511 
<form method="GET" action="interprete_uuid.php">
32 daniel-mar 512 
        <input type="text" name="uuid" value="" style="width:300px"> <input type="submit" value="Interprete">
2 daniel-mar 513 
</form>
514 
 
31 daniel-mar 515 
<h2 id="interpret_mac">Interpret a MAC address (<abbr title="Media Access Control">MAC</abbr> /
26 daniel-mar 516 
<abbr title="Extended Unique Identifier">EUI</abbr> /
517 
<abbr title="Extended Local Identifier">ELI</abbr> /
518 
<abbr title="Standard Assigned Identifier">SAI</abbr> /
519 
<abbr title="Administratively Assigned Identifier">AAI</abbr>)</h2>
2 daniel-mar 520 
 
30 daniel-mar 521 
<p>You can enter a UUID in the following notations:</p>
2 daniel-mar 522 
 
523 
<ul>
524 
        <li><code>AA-BB-CC-DD-EE-FF</code></li>
525 
        <li><code>AA:BB:CC:DD:EE:FF</code></li>
526 
        <li><code>AABBCC.DDEEFF</code> (case insensitive)</li>
16 daniel-mar 527 
        <li><code>AA-BB-CC-DD-EE-FF-11-22</code> (EUI-64)</li>
528 
        <li><code>AA:BB:CC:DD:EE:FF-11-22</code> (EUI-64)</li>
529 
        <li><code>fe80::1322:33ff:fe44:5566</code> (IPv6 Link Local / EUI-64)</li>
2 daniel-mar 530 
</ul>
531 
 
532 
<p>The script will output:</p>
533 
 
534 
<ul>
535 
        <li>Information about the I/G and U/L flags.</li>
536 
        <li>Information about the entry in the IEEE registry, if available.</li>
537 
        <li>Information about the registrant, if available.</li>
538 
</ul>
539 
 
29 daniel-mar 540 
<p>Please enter a MAC (EUI, ELI, SAI, AAI), or IPv6-Link-Local address:</p>
2 daniel-mar 541 
 
542 
<form method="GET" action="interprete_mac.php">
32 daniel-mar 543 
        <input type="text" name="mac" value="" style="width:250px"> <input type="submit" value="Interprete">
2 daniel-mar 544 
</form>
545 
 
41 daniel-mar 546 
<h3 id="gen_aai">Generate an AAI</h3>
547 
 
548 
<p><i>An Administratively Assigned Identifier (AAI) is a MAC address which can be locally defined
549 
by applications or an administrator. Unlike the EUI, an AAI is NOT worldwide unique.</i></p>
550 
 
551 
<form method="GET" action="interprete_mac.php">
552 
    <input type="hidden" name="aai_gen" value="1">
553 
    <input type="hidden" name="aai_gen_bits" value="48">
554 
    <input type="hidden" name="aai_gen_multicast" value="0">
555 
    <input type="hidden" name="uuid" value="CREATE"> <input type="submit" value="Generate AAI-48">
556 
</form>
557 
 
558 
<br>
559 
 
560 
<form method="GET" action="interprete_mac.php">
561 
    <input type="hidden" name="aai_gen" value="1">
562 
    <input type="hidden" name="aai_gen_bits" value="64">
563 
    <input type="hidden" name="aai_gen_multicast" value="0">
564 
    <input type="hidden" name="uuid" value="CREATE"> <input type="submit" value="Generate AAI-64">
565 
</form>
566 
 
567 
<p>The following options are rather unusual, but are implemented for the sake of completeness:</p>
568 
 
569 
<form method="GET" action="interprete_mac.php">
570 
    <input type="hidden" name="aai_gen" value="1">
571 
    <input type="hidden" name="aai_gen_bits" value="48">
572 
    <input type="hidden" name="aai_gen_multicast" value="1">
573 
    <input type="hidden" name="uuid" value="CREATE"> <input type="submit" value="Generate Multicast AAI-48">
574 
</form>
575 
 
576 
<br>
577 
 
578 
<form method="GET" action="interprete_mac.php">
579 
    <input type="hidden" name="aai_gen" value="1">
580 
    <input type="hidden" name="aai_gen_bits" value="64">
581 
    <input type="hidden" name="aai_gen_multicast" value="1">
582 
    <input type="hidden" name="uuid" value="CREATE"> <input type="submit" value="Generate Multicast AAI-64">
583 
</form>
584 
 
585 
 
22 daniel-mar 586 
<br><br><br>
587 
 
2 daniel-mar 588 
</body>
589 
 
590 
</html>