| (function() { |
| var expandIPv6, ipaddr, ipv4Part, ipv4Regexes, ipv6Part, ipv6Regexes, matchCIDR, root, zoneIndex; |
| |
| ipaddr = {}; |
| |
| root = this; |
| |
| if ((typeof module !== "undefined" && module !== null) && module.exports) { |
| module.exports = ipaddr; |
| } else { |
| root['ipaddr'] = ipaddr; |
| } |
| |
| matchCIDR = function(first, second, partSize, cidrBits) { |
| var part, shift; |
| if (first.length !== second.length) { |
| throw new Error("ipaddr: cannot match CIDR for objects with different lengths"); |
| } |
| part = 0; |
| while (cidrBits > 0) { |
| shift = partSize - cidrBits; |
| if (shift < 0) { |
| shift = 0; |
| } |
| if (first[part] >> shift !== second[part] >> shift) { |
| return false; |
| } |
| cidrBits -= partSize; |
| part += 1; |
| } |
| return true; |
| }; |
| |
| ipaddr.subnetMatch = function(address, rangeList, defaultName) { |
| var k, len, rangeName, rangeSubnets, subnet; |
| if (defaultName == null) { |
| defaultName = 'unicast'; |
| } |
| for (rangeName in rangeList) { |
| rangeSubnets = rangeList[rangeName]; |
| if (rangeSubnets[0] && !(rangeSubnets[0] instanceof Array)) { |
| rangeSubnets = [rangeSubnets]; |
| } |
| for (k = 0, len = rangeSubnets.length; k < len; k++) { |
| subnet = rangeSubnets[k]; |
| if (address.kind() === subnet[0].kind()) { |
| if (address.match.apply(address, subnet)) { |
| return rangeName; |
| } |
| } |
| } |
| } |
| return defaultName; |
| }; |
| |
| ipaddr.IPv4 = (function() { |
| function IPv4(octets) { |
| var k, len, octet; |
| if (octets.length !== 4) { |
| throw new Error("ipaddr: ipv4 octet count should be 4"); |
| } |
| for (k = 0, len = octets.length; k < len; k++) { |
| octet = octets[k]; |
| if (!((0 <= octet && octet <= 255))) { |
| throw new Error("ipaddr: ipv4 octet should fit in 8 bits"); |
| } |
| } |
| this.octets = octets; |
| } |
| |
| IPv4.prototype.kind = function() { |
| return 'ipv4'; |
| }; |
| |
| IPv4.prototype.toString = function() { |
| return this.octets.join("."); |
| }; |
| |
| IPv4.prototype.toNormalizedString = function() { |
| return this.toString(); |
| }; |
| |
| IPv4.prototype.toByteArray = function() { |
| return this.octets.slice(0); |
| }; |
| |
| IPv4.prototype.match = function(other, cidrRange) { |
| var ref; |
| if (cidrRange === void 0) { |
| ref = other, other = ref[0], cidrRange = ref[1]; |
| } |
| if (other.kind() !== 'ipv4') { |
| throw new Error("ipaddr: cannot match ipv4 address with non-ipv4 one"); |
| } |
| return matchCIDR(this.octets, other.octets, 8, cidrRange); |
| }; |
| |
| IPv4.prototype.SpecialRanges = { |
| unspecified: [[new IPv4([0, 0, 0, 0]), 8]], |
| broadcast: [[new IPv4([255, 255, 255, 255]), 32]], |
| multicast: [[new IPv4([224, 0, 0, 0]), 4]], |
| linkLocal: [[new IPv4([169, 254, 0, 0]), 16]], |
| loopback: [[new IPv4([127, 0, 0, 0]), 8]], |
| carrierGradeNat: [[new IPv4([100, 64, 0, 0]), 10]], |
| "private": [[new IPv4([10, 0, 0, 0]), 8], [new IPv4([172, 16, 0, 0]), 12], [new IPv4([192, 168, 0, 0]), 16]], |
| reserved: [[new IPv4([192, 0, 0, 0]), 24], [new IPv4([192, 0, 2, 0]), 24], [new IPv4([192, 88, 99, 0]), 24], [new IPv4([198, 51, 100, 0]), 24], [new IPv4([203, 0, 113, 0]), 24], [new IPv4([240, 0, 0, 0]), 4]] |
| }; |
| |
| IPv4.prototype.range = function() { |
| return ipaddr.subnetMatch(this, this.SpecialRanges); |
| }; |
| |
| IPv4.prototype.toIPv4MappedAddress = function() { |
| return ipaddr.IPv6.parse("::ffff:" + (this.toString())); |
| }; |
| |
| IPv4.prototype.prefixLengthFromSubnetMask = function() { |
| var cidr, i, k, octet, stop, zeros, zerotable; |
| zerotable = { |
| 0: 8, |
| 128: 7, |
| 192: 6, |
| 224: 5, |
| 240: 4, |
| 248: 3, |
| 252: 2, |
| 254: 1, |
| 255: 0 |
| }; |
| cidr = 0; |
| stop = false; |
| for (i = k = 3; k >= 0; i = k += -1) { |
| octet = this.octets[i]; |
| if (octet in zerotable) { |
| zeros = zerotable[octet]; |
| if (stop && zeros !== 0) { |
| return null; |
| } |
| if (zeros !== 8) { |
| stop = true; |
| } |
| cidr += zeros; |
| } else { |
| return null; |
| } |
| } |
| return 32 - cidr; |
| }; |
| |
| return IPv4; |
| |
| })(); |
| |
| ipv4Part = "(0?\\d+|0x[a-f0-9]+)"; |
| |
| ipv4Regexes = { |
| fourOctet: new RegExp("^" + ipv4Part + "\\." + ipv4Part + "\\." + ipv4Part + "\\." + ipv4Part + "$", 'i'), |
| longValue: new RegExp("^" + ipv4Part + "$", 'i') |
| }; |
| |
| ipaddr.IPv4.parser = function(string) { |
| var match, parseIntAuto, part, shift, value; |
| parseIntAuto = function(string) { |
| if (string[0] === "0" && string[1] !== "x") { |
| return parseInt(string, 8); |
| } else { |
| return parseInt(string); |
| } |
| }; |
| if (match = string.match(ipv4Regexes.fourOctet)) { |
| return (function() { |
| var k, len, ref, results; |
| ref = match.slice(1, 6); |
| results = []; |
| for (k = 0, len = ref.length; k < len; k++) { |
| part = ref[k]; |
| results.push(parseIntAuto(part)); |
| } |
| return results; |
| })(); |
| } else if (match = string.match(ipv4Regexes.longValue)) { |
| value = parseIntAuto(match[1]); |
| if (value > 0xffffffff || value < 0) { |
| throw new Error("ipaddr: address outside defined range"); |
| } |
| return ((function() { |
| var k, results; |
| results = []; |
| for (shift = k = 0; k <= 24; shift = k += 8) { |
| results.push((value >> shift) & 0xff); |
| } |
| return results; |
| })()).reverse(); |
| } else { |
| return null; |
| } |
| }; |
| |
| ipaddr.IPv6 = (function() { |
| function IPv6(parts, zoneId) { |
| var i, k, l, len, part, ref; |
| if (parts.length === 16) { |
| this.parts = []; |
| for (i = k = 0; k <= 14; i = k += 2) { |
| this.parts.push((parts[i] << 8) | parts[i + 1]); |
| } |
| } else if (parts.length === 8) { |
| this.parts = parts; |
| } else { |
| throw new Error("ipaddr: ipv6 part count should be 8 or 16"); |
| } |
| ref = this.parts; |
| for (l = 0, len = ref.length; l < len; l++) { |
| part = ref[l]; |
| if (!((0 <= part && part <= 0xffff))) { |
| throw new Error("ipaddr: ipv6 part should fit in 16 bits"); |
| } |
| } |
| if (zoneId) { |
| this.zoneId = zoneId; |
| } |
| } |
| |
| IPv6.prototype.kind = function() { |
| return 'ipv6'; |
| }; |
| |
| IPv6.prototype.toString = function() { |
| return this.toNormalizedString().replace(/((^|:)(0(:|$))+)/, '::'); |
| }; |
| |
| IPv6.prototype.toRFC5952String = function() { |
| var bestMatchIndex, bestMatchLength, match, regex, string; |
| regex = /((^|:)(0(:|$)){2,})/g; |
| string = this.toNormalizedString(); |
| bestMatchIndex = 0; |
| bestMatchLength = -1; |
| while ((match = regex.exec(string))) { |
| if (match[0].length > bestMatchLength) { |
| bestMatchIndex = match.index; |
| bestMatchLength = match[0].length; |
| } |
| } |
| if (bestMatchLength < 0) { |
| return string; |
| } |
| return string.substring(0, bestMatchIndex) + '::' + string.substring(bestMatchIndex + bestMatchLength); |
| }; |
| |
| IPv6.prototype.toByteArray = function() { |
| var bytes, k, len, part, ref; |
| bytes = []; |
| ref = this.parts; |
| for (k = 0, len = ref.length; k < len; k++) { |
| part = ref[k]; |
| bytes.push(part >> 8); |
| bytes.push(part & 0xff); |
| } |
| return bytes; |
| }; |
| |
| IPv6.prototype.toNormalizedString = function() { |
| var addr, part, suffix; |
| addr = ((function() { |
| var k, len, ref, results; |
| ref = this.parts; |
| results = []; |
| for (k = 0, len = ref.length; k < len; k++) { |
| part = ref[k]; |
| results.push(part.toString(16)); |
| } |
| return results; |
| }).call(this)).join(":"); |
| suffix = ''; |
| if (this.zoneId) { |
| suffix = '%' + this.zoneId; |
| } |
| return addr + suffix; |
| }; |
| |
| IPv6.prototype.toFixedLengthString = function() { |
| var addr, part, suffix; |
| addr = ((function() { |
| var k, len, ref, results; |
| ref = this.parts; |
| results = []; |
| for (k = 0, len = ref.length; k < len; k++) { |
| part = ref[k]; |
| results.push(part.toString(16).padStart(4, '0')); |
| } |
| return results; |
| }).call(this)).join(":"); |
| suffix = ''; |
| if (this.zoneId) { |
| suffix = '%' + this.zoneId; |
| } |
| return addr + suffix; |
| }; |
| |
| IPv6.prototype.match = function(other, cidrRange) { |
| var ref; |
| if (cidrRange === void 0) { |
| ref = other, other = ref[0], cidrRange = ref[1]; |
| } |
| if (other.kind() !== 'ipv6') { |
| throw new Error("ipaddr: cannot match ipv6 address with non-ipv6 one"); |
| } |
| return matchCIDR(this.parts, other.parts, 16, cidrRange); |
| }; |
| |
| IPv6.prototype.SpecialRanges = { |
| unspecified: [new IPv6([0, 0, 0, 0, 0, 0, 0, 0]), 128], |
| linkLocal: [new IPv6([0xfe80, 0, 0, 0, 0, 0, 0, 0]), 10], |
| multicast: [new IPv6([0xff00, 0, 0, 0, 0, 0, 0, 0]), 8], |
| loopback: [new IPv6([0, 0, 0, 0, 0, 0, 0, 1]), 128], |
| uniqueLocal: [new IPv6([0xfc00, 0, 0, 0, 0, 0, 0, 0]), 7], |
| ipv4Mapped: [new IPv6([0, 0, 0, 0, 0, 0xffff, 0, 0]), 96], |
| rfc6145: [new IPv6([0, 0, 0, 0, 0xffff, 0, 0, 0]), 96], |
| rfc6052: [new IPv6([0x64, 0xff9b, 0, 0, 0, 0, 0, 0]), 96], |
| '6to4': [new IPv6([0x2002, 0, 0, 0, 0, 0, 0, 0]), 16], |
| teredo: [new IPv6([0x2001, 0, 0, 0, 0, 0, 0, 0]), 32], |
| reserved: [[new IPv6([0x2001, 0xdb8, 0, 0, 0, 0, 0, 0]), 32]] |
| }; |
| |
| IPv6.prototype.range = function() { |
| return ipaddr.subnetMatch(this, this.SpecialRanges); |
| }; |
| |
| IPv6.prototype.isIPv4MappedAddress = function() { |
| return this.range() === 'ipv4Mapped'; |
| }; |
| |
| IPv6.prototype.toIPv4Address = function() { |
| var high, low, ref; |
| if (!this.isIPv4MappedAddress()) { |
| throw new Error("ipaddr: trying to convert a generic ipv6 address to ipv4"); |
| } |
| ref = this.parts.slice(-2), high = ref[0], low = ref[1]; |
| return new ipaddr.IPv4([high >> 8, high & 0xff, low >> 8, low & 0xff]); |
| }; |
| |
| IPv6.prototype.prefixLengthFromSubnetMask = function() { |
| var cidr, i, k, part, stop, zeros, zerotable; |
| zerotable = { |
| 0: 16, |
| 32768: 15, |
| 49152: 14, |
| 57344: 13, |
| 61440: 12, |
| 63488: 11, |
| 64512: 10, |
| 65024: 9, |
| 65280: 8, |
| 65408: 7, |
| 65472: 6, |
| 65504: 5, |
| 65520: 4, |
| 65528: 3, |
| 65532: 2, |
| 65534: 1, |
| 65535: 0 |
| }; |
| cidr = 0; |
| stop = false; |
| for (i = k = 7; k >= 0; i = k += -1) { |
| part = this.parts[i]; |
| if (part in zerotable) { |
| zeros = zerotable[part]; |
| if (stop && zeros !== 0) { |
| return null; |
| } |
| if (zeros !== 16) { |
| stop = true; |
| } |
| cidr += zeros; |
| } else { |
| return null; |
| } |
| } |
| return 128 - cidr; |
| }; |
| |
| return IPv6; |
| |
| })(); |
| |
| ipv6Part = "(?:[0-9a-f]+::?)+"; |
| |
| zoneIndex = "%[0-9a-z]{1,}"; |
| |
| ipv6Regexes = { |
| zoneIndex: new RegExp(zoneIndex, 'i'), |
| "native": new RegExp("^(::)?(" + ipv6Part + ")?([0-9a-f]+)?(::)?(" + zoneIndex + ")?$", 'i'), |
| transitional: new RegExp(("^((?:" + ipv6Part + ")|(?:::)(?:" + ipv6Part + ")?)") + (ipv4Part + "\\." + ipv4Part + "\\." + ipv4Part + "\\." + ipv4Part) + ("(" + zoneIndex + ")?$"), 'i') |
| }; |
| |
| expandIPv6 = function(string, parts) { |
| var colonCount, lastColon, part, replacement, replacementCount, zoneId; |
| if (string.indexOf('::') !== string.lastIndexOf('::')) { |
| return null; |
| } |
| zoneId = (string.match(ipv6Regexes['zoneIndex']) || [])[0]; |
| if (zoneId) { |
| zoneId = zoneId.substring(1); |
| string = string.replace(/%.+$/, ''); |
| } |
| colonCount = 0; |
| lastColon = -1; |
| while ((lastColon = string.indexOf(':', lastColon + 1)) >= 0) { |
| colonCount++; |
| } |
| if (string.substr(0, 2) === '::') { |
| colonCount--; |
| } |
| if (string.substr(-2, 2) === '::') { |
| colonCount--; |
| } |
| if (colonCount > parts) { |
| return null; |
| } |
| replacementCount = parts - colonCount; |
| replacement = ':'; |
| while (replacementCount--) { |
| replacement += '0:'; |
| } |
| string = string.replace('::', replacement); |
| if (string[0] === ':') { |
| string = string.slice(1); |
| } |
| if (string[string.length - 1] === ':') { |
| string = string.slice(0, -1); |
| } |
| parts = (function() { |
| var k, len, ref, results; |
| ref = string.split(":"); |
| results = []; |
| for (k = 0, len = ref.length; k < len; k++) { |
| part = ref[k]; |
| results.push(parseInt(part, 16)); |
| } |
| return results; |
| })(); |
| return { |
| parts: parts, |
| zoneId: zoneId |
| }; |
| }; |
| |
| ipaddr.IPv6.parser = function(string) { |
| var addr, k, len, match, octet, octets, zoneId; |
| if (ipv6Regexes['native'].test(string)) { |
| return expandIPv6(string, 8); |
| } else if (match = string.match(ipv6Regexes['transitional'])) { |
| zoneId = match[6] || ''; |
| addr = expandIPv6(match[1].slice(0, -1) + zoneId, 6); |
| if (addr.parts) { |
| octets = [parseInt(match[2]), parseInt(match[3]), parseInt(match[4]), parseInt(match[5])]; |
| for (k = 0, len = octets.length; k < len; k++) { |
| octet = octets[k]; |
| if (!((0 <= octet && octet <= 255))) { |
| return null; |
| } |
| } |
| addr.parts.push(octets[0] << 8 | octets[1]); |
| addr.parts.push(octets[2] << 8 | octets[3]); |
| return { |
| parts: addr.parts, |
| zoneId: addr.zoneId |
| }; |
| } |
| } |
| return null; |
| }; |
| |
| ipaddr.IPv4.isIPv4 = ipaddr.IPv6.isIPv6 = function(string) { |
| return this.parser(string) !== null; |
| }; |
| |
| ipaddr.IPv4.isValid = function(string) { |
| var e; |
| try { |
| new this(this.parser(string)); |
| return true; |
| } catch (error1) { |
| e = error1; |
| return false; |
| } |
| }; |
| |
| ipaddr.IPv4.isValidFourPartDecimal = function(string) { |
| if (ipaddr.IPv4.isValid(string) && string.match(/^(0|[1-9]\d*)(\.(0|[1-9]\d*)){3}$/)) { |
| return true; |
| } else { |
| return false; |
| } |
| }; |
| |
| ipaddr.IPv6.isValid = function(string) { |
| var addr, e; |
| if (typeof string === "string" && string.indexOf(":") === -1) { |
| return false; |
| } |
| try { |
| addr = this.parser(string); |
| new this(addr.parts, addr.zoneId); |
| return true; |
| } catch (error1) { |
| e = error1; |
| return false; |
| } |
| }; |
| |
| ipaddr.IPv4.parse = function(string) { |
| var parts; |
| parts = this.parser(string); |
| if (parts === null) { |
| throw new Error("ipaddr: string is not formatted like ip address"); |
| } |
| return new this(parts); |
| }; |
| |
| ipaddr.IPv6.parse = function(string) { |
| var addr; |
| addr = this.parser(string); |
| if (addr.parts === null) { |
| throw new Error("ipaddr: string is not formatted like ip address"); |
| } |
| return new this(addr.parts, addr.zoneId); |
| }; |
| |
| ipaddr.IPv4.parseCIDR = function(string) { |
| var maskLength, match, parsed; |
| if (match = string.match(/^(.+)\/(\d+)$/)) { |
| maskLength = parseInt(match[2]); |
| if (maskLength >= 0 && maskLength <= 32) { |
| parsed = [this.parse(match[1]), maskLength]; |
| Object.defineProperty(parsed, 'toString', { |
| value: function() { |
| return this.join('/'); |
| } |
| }); |
| return parsed; |
| } |
| } |
| throw new Error("ipaddr: string is not formatted like an IPv4 CIDR range"); |
| }; |
| |
| ipaddr.IPv4.subnetMaskFromPrefixLength = function(prefix) { |
| var filledOctetCount, j, octets; |
| prefix = parseInt(prefix); |
| if (prefix < 0 || prefix > 32) { |
| throw new Error('ipaddr: invalid IPv4 prefix length'); |
| } |
| octets = [0, 0, 0, 0]; |
| j = 0; |
| filledOctetCount = Math.floor(prefix / 8); |
| while (j < filledOctetCount) { |
| octets[j] = 255; |
| j++; |
| } |
| if (filledOctetCount < 4) { |
| octets[filledOctetCount] = Math.pow(2, prefix % 8) - 1 << 8 - (prefix % 8); |
| } |
| return new this(octets); |
| }; |
| |
| ipaddr.IPv4.broadcastAddressFromCIDR = function(string) { |
| var cidr, error, i, ipInterfaceOctets, octets, subnetMaskOctets; |
| try { |
| cidr = this.parseCIDR(string); |
| ipInterfaceOctets = cidr[0].toByteArray(); |
| subnetMaskOctets = this.subnetMaskFromPrefixLength(cidr[1]).toByteArray(); |
| octets = []; |
| i = 0; |
| while (i < 4) { |
| octets.push(parseInt(ipInterfaceOctets[i], 10) | parseInt(subnetMaskOctets[i], 10) ^ 255); |
| i++; |
| } |
| return new this(octets); |
| } catch (error1) { |
| error = error1; |
| throw new Error('ipaddr: the address does not have IPv4 CIDR format'); |
| } |
| }; |
| |
| ipaddr.IPv4.networkAddressFromCIDR = function(string) { |
| var cidr, error, i, ipInterfaceOctets, octets, subnetMaskOctets; |
| try { |
| cidr = this.parseCIDR(string); |
| ipInterfaceOctets = cidr[0].toByteArray(); |
| subnetMaskOctets = this.subnetMaskFromPrefixLength(cidr[1]).toByteArray(); |
| octets = []; |
| i = 0; |
| while (i < 4) { |
| octets.push(parseInt(ipInterfaceOctets[i], 10) & parseInt(subnetMaskOctets[i], 10)); |
| i++; |
| } |
| return new this(octets); |
| } catch (error1) { |
| error = error1; |
| throw new Error('ipaddr: the address does not have IPv4 CIDR format'); |
| } |
| }; |
| |
| ipaddr.IPv6.parseCIDR = function(string) { |
| var maskLength, match, parsed; |
| if (match = string.match(/^(.+)\/(\d+)$/)) { |
| maskLength = parseInt(match[2]); |
| if (maskLength >= 0 && maskLength <= 128) { |
| parsed = [this.parse(match[1]), maskLength]; |
| Object.defineProperty(parsed, 'toString', { |
| value: function() { |
| return this.join('/'); |
| } |
| }); |
| return parsed; |
| } |
| } |
| throw new Error("ipaddr: string is not formatted like an IPv6 CIDR range"); |
| }; |
| |
| ipaddr.isValid = function(string) { |
| return ipaddr.IPv6.isValid(string) || ipaddr.IPv4.isValid(string); |
| }; |
| |
| ipaddr.parse = function(string) { |
| if (ipaddr.IPv6.isValid(string)) { |
| return ipaddr.IPv6.parse(string); |
| } else if (ipaddr.IPv4.isValid(string)) { |
| return ipaddr.IPv4.parse(string); |
| } else { |
| throw new Error("ipaddr: the address has neither IPv6 nor IPv4 format"); |
| } |
| }; |
| |
| ipaddr.parseCIDR = function(string) { |
| var e; |
| try { |
| return ipaddr.IPv6.parseCIDR(string); |
| } catch (error1) { |
| e = error1; |
| try { |
| return ipaddr.IPv4.parseCIDR(string); |
| } catch (error1) { |
| e = error1; |
| throw new Error("ipaddr: the address has neither IPv6 nor IPv4 CIDR format"); |
| } |
| } |
| }; |
| |
| ipaddr.fromByteArray = function(bytes) { |
| var length; |
| length = bytes.length; |
| if (length === 4) { |
| return new ipaddr.IPv4(bytes); |
| } else if (length === 16) { |
| return new ipaddr.IPv6(bytes); |
| } else { |
| throw new Error("ipaddr: the binary input is neither an IPv6 nor IPv4 address"); |
| } |
| }; |
| |
| ipaddr.process = function(string) { |
| var addr; |
| addr = this.parse(string); |
| if (addr.kind() === 'ipv6' && addr.isIPv4MappedAddress()) { |
| return addr.toIPv4Address(); |
| } else { |
| return addr; |
| } |
| }; |
| |
| }).call(this); |