github.com/jfrog/frogbot@v1.1.1-0.20231221090046-821a26f50338/action/node_modules/uuid/lib/v35.js (about)

     1  var bytesToUuid = require('./bytesToUuid');
     2  
     3  function uuidToBytes(uuid) {
     4    // Note: We assume we're being passed a valid uuid string
     5    var bytes = [];
     6    uuid.replace(/[a-fA-F0-9]{2}/g, function(hex) {
     7      bytes.push(parseInt(hex, 16));
     8    });
     9  
    10    return bytes;
    11  }
    12  
    13  function stringToBytes(str) {
    14    str = unescape(encodeURIComponent(str)); // UTF8 escape
    15    var bytes = new Array(str.length);
    16    for (var i = 0; i < str.length; i++) {
    17      bytes[i] = str.charCodeAt(i);
    18    }
    19    return bytes;
    20  }
    21  
    22  module.exports = function(name, version, hashfunc) {
    23    var generateUUID = function(value, namespace, buf, offset) {
    24      var off = buf && offset || 0;
    25  
    26      if (typeof(value) == 'string') value = stringToBytes(value);
    27      if (typeof(namespace) == 'string') namespace = uuidToBytes(namespace);
    28  
    29      if (!Array.isArray(value)) throw TypeError('value must be an array of bytes');
    30      if (!Array.isArray(namespace) || namespace.length !== 16) throw TypeError('namespace must be uuid string or an Array of 16 byte values');
    31  
    32      // Per 4.3
    33      var bytes = hashfunc(namespace.concat(value));
    34      bytes[6] = (bytes[6] & 0x0f) | version;
    35      bytes[8] = (bytes[8] & 0x3f) | 0x80;
    36  
    37      if (buf) {
    38        for (var idx = 0; idx < 16; ++idx) {
    39          buf[off+idx] = bytes[idx];
    40        }
    41      }
    42  
    43      return buf || bytesToUuid(bytes);
    44    };
    45  
    46    // Function#name is not settable on some platforms (#270)
    47    try {
    48      generateUUID.name = name;
    49    } catch (err) {
    50    }
    51  
    52    // Pre-defined namespaces, per Appendix C
    53    generateUUID.DNS = '6ba7b810-9dad-11d1-80b4-00c04fd430c8';
    54    generateUUID.URL = '6ba7b811-9dad-11d1-80b4-00c04fd430c8';
    55  
    56    return generateUUID;
    57  };