Files
rspade_system/node_modules/xxhashjs/build/xxhash.js
root d523f0f600 Fix code quality violations and exclude Manifest from checks
Document application modes (development/debug/production)
Add global file drop handler, order column normalization, SPA hash fix
Serve CDN assets via /_vendor/ URLs instead of merging into bundles
Add production minification with license preservation
Improve JSON formatting for debugging and production optimization
Add CDN asset caching with CSS URL inlining for production builds
Add three-mode system (development, debug, production)
Update Manifest CLAUDE.md to reflect helper class architecture
Refactor Manifest.php into helper classes for better organization
Pre-manifest-refactor checkpoint: Add app_mode documentation

🤖 Generated with [Claude Code](https://claude.com/claude-code)

Co-Authored-By: Claude <noreply@anthropic.com>
2026-01-14 10:38:22 +00:00

4101 lines
104 KiB
JavaScript
Executable File

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/* 0 */
/***/ (function(module, exports, __webpack_require__) {
"use strict";
/* WEBPACK VAR INJECTION */(function(global) {/*!
* The buffer module from node.js, for the browser.
*
* @author Feross Aboukhadijeh <feross@feross.org> <http://feross.org>
* @license MIT
*/
/* eslint-disable no-proto */
var base64 = __webpack_require__(5)
var ieee754 = __webpack_require__(6)
var isArray = __webpack_require__(7)
exports.Buffer = Buffer
exports.SlowBuffer = SlowBuffer
exports.INSPECT_MAX_BYTES = 50
/**
* If `Buffer.TYPED_ARRAY_SUPPORT`:
* === true Use Uint8Array implementation (fastest)
* === false Use Object implementation (most compatible, even IE6)
*
* Browsers that support typed arrays are IE 10+, Firefox 4+, Chrome 7+, Safari 5.1+,
* Opera 11.6+, iOS 4.2+.
*
* Due to various browser bugs, sometimes the Object implementation will be used even
* when the browser supports typed arrays.
*
* Note:
*
* - Firefox 4-29 lacks support for adding new properties to `Uint8Array` instances,
* See: https://bugzilla.mozilla.org/show_bug.cgi?id=695438.
*
* - Chrome 9-10 is missing the `TypedArray.prototype.subarray` function.
*
* - IE10 has a broken `TypedArray.prototype.subarray` function which returns arrays of
* incorrect length in some situations.
* We detect these buggy browsers and set `Buffer.TYPED_ARRAY_SUPPORT` to `false` so they
* get the Object implementation, which is slower but behaves correctly.
*/
Buffer.TYPED_ARRAY_SUPPORT = global.TYPED_ARRAY_SUPPORT !== undefined
? global.TYPED_ARRAY_SUPPORT
: typedArraySupport()
/*
* Export kMaxLength after typed array support is determined.
*/
exports.kMaxLength = kMaxLength()
function typedArraySupport () {
try {
var arr = new Uint8Array(1)
arr.__proto__ = {__proto__: Uint8Array.prototype, foo: function () { return 42 }}
return arr.foo() === 42 && // typed array instances can be augmented
typeof arr.subarray === 'function' && // chrome 9-10 lack `subarray`
arr.subarray(1, 1).byteLength === 0 // ie10 has broken `subarray`
} catch (e) {
return false
}
}
function kMaxLength () {
return Buffer.TYPED_ARRAY_SUPPORT
? 0x7fffffff
: 0x3fffffff
}
function createBuffer (that, length) {
if (kMaxLength() < length) {
throw new RangeError('Invalid typed array length')
}
if (Buffer.TYPED_ARRAY_SUPPORT) {
// Return an augmented `Uint8Array` instance, for best performance
that = new Uint8Array(length)
that.__proto__ = Buffer.prototype
} else {
// Fallback: Return an object instance of the Buffer class
if (that === null) {
that = new Buffer(length)
}
that.length = length
}
return that
}
/**
* The Buffer constructor returns instances of `Uint8Array` that have their
* prototype changed to `Buffer.prototype`. Furthermore, `Buffer` is a subclass of
* `Uint8Array`, so the returned instances will have all the node `Buffer` methods
* and the `Uint8Array` methods. Square bracket notation works as expected -- it
* returns a single octet.
*
* The `Uint8Array` prototype remains unmodified.
*/
function Buffer (arg, encodingOrOffset, length) {
if (!Buffer.TYPED_ARRAY_SUPPORT && !(this instanceof Buffer)) {
return new Buffer(arg, encodingOrOffset, length)
}
// Common case.
if (typeof arg === 'number') {
if (typeof encodingOrOffset === 'string') {
throw new Error(
'If encoding is specified then the first argument must be a string'
)
}
return allocUnsafe(this, arg)
}
return from(this, arg, encodingOrOffset, length)
}
Buffer.poolSize = 8192 // not used by this implementation
// TODO: Legacy, not needed anymore. Remove in next major version.
Buffer._augment = function (arr) {
arr.__proto__ = Buffer.prototype
return arr
}
function from (that, value, encodingOrOffset, length) {
if (typeof value === 'number') {
throw new TypeError('"value" argument must not be a number')
}
if (typeof ArrayBuffer !== 'undefined' && value instanceof ArrayBuffer) {
return fromArrayBuffer(that, value, encodingOrOffset, length)
}
if (typeof value === 'string') {
return fromString(that, value, encodingOrOffset)
}
return fromObject(that, value)
}
/**
* Functionally equivalent to Buffer(arg, encoding) but throws a TypeError
* if value is a number.
* Buffer.from(str[, encoding])
* Buffer.from(array)
* Buffer.from(buffer)
* Buffer.from(arrayBuffer[, byteOffset[, length]])
**/
Buffer.from = function (value, encodingOrOffset, length) {
return from(null, value, encodingOrOffset, length)
}
if (Buffer.TYPED_ARRAY_SUPPORT) {
Buffer.prototype.__proto__ = Uint8Array.prototype
Buffer.__proto__ = Uint8Array
if (typeof Symbol !== 'undefined' && Symbol.species &&
Buffer[Symbol.species] === Buffer) {
// Fix subarray() in ES2016. See: https://github.com/feross/buffer/pull/97
Object.defineProperty(Buffer, Symbol.species, {
value: null,
configurable: true
})
}
}
function assertSize (size) {
if (typeof size !== 'number') {
throw new TypeError('"size" argument must be a number')
} else if (size < 0) {
throw new RangeError('"size" argument must not be negative')
}
}
function alloc (that, size, fill, encoding) {
assertSize(size)
if (size <= 0) {
return createBuffer(that, size)
}
if (fill !== undefined) {
// Only pay attention to encoding if it's a string. This
// prevents accidentally sending in a number that would
// be interpretted as a start offset.
return typeof encoding === 'string'
? createBuffer(that, size).fill(fill, encoding)
: createBuffer(that, size).fill(fill)
}
return createBuffer(that, size)
}
/**
* Creates a new filled Buffer instance.
* alloc(size[, fill[, encoding]])
**/
Buffer.alloc = function (size, fill, encoding) {
return alloc(null, size, fill, encoding)
}
function allocUnsafe (that, size) {
assertSize(size)
that = createBuffer(that, size < 0 ? 0 : checked(size) | 0)
if (!Buffer.TYPED_ARRAY_SUPPORT) {
for (var i = 0; i < size; ++i) {
that[i] = 0
}
}
return that
}
/**
* Equivalent to Buffer(num), by default creates a non-zero-filled Buffer instance.
* */
Buffer.allocUnsafe = function (size) {
return allocUnsafe(null, size)
}
/**
* Equivalent to SlowBuffer(num), by default creates a non-zero-filled Buffer instance.
*/
Buffer.allocUnsafeSlow = function (size) {
return allocUnsafe(null, size)
}
function fromString (that, string, encoding) {
if (typeof encoding !== 'string' || encoding === '') {
encoding = 'utf8'
}
if (!Buffer.isEncoding(encoding)) {
throw new TypeError('"encoding" must be a valid string encoding')
}
var length = byteLength(string, encoding) | 0
that = createBuffer(that, length)
var actual = that.write(string, encoding)
if (actual !== length) {
// Writing a hex string, for example, that contains invalid characters will
// cause everything after the first invalid character to be ignored. (e.g.
// 'abxxcd' will be treated as 'ab')
that = that.slice(0, actual)
}
return that
}
function fromArrayLike (that, array) {
var length = array.length < 0 ? 0 : checked(array.length) | 0
that = createBuffer(that, length)
for (var i = 0; i < length; i += 1) {
that[i] = array[i] & 255
}
return that
}
function fromArrayBuffer (that, array, byteOffset, length) {
array.byteLength // this throws if `array` is not a valid ArrayBuffer
if (byteOffset < 0 || array.byteLength < byteOffset) {
throw new RangeError('\'offset\' is out of bounds')
}
if (array.byteLength < byteOffset + (length || 0)) {
throw new RangeError('\'length\' is out of bounds')
}
if (byteOffset === undefined && length === undefined) {
array = new Uint8Array(array)
} else if (length === undefined) {
array = new Uint8Array(array, byteOffset)
} else {
array = new Uint8Array(array, byteOffset, length)
}
if (Buffer.TYPED_ARRAY_SUPPORT) {
// Return an augmented `Uint8Array` instance, for best performance
that = array
that.__proto__ = Buffer.prototype
} else {
// Fallback: Return an object instance of the Buffer class
that = fromArrayLike(that, array)
}
return that
}
function fromObject (that, obj) {
if (Buffer.isBuffer(obj)) {
var len = checked(obj.length) | 0
that = createBuffer(that, len)
if (that.length === 0) {
return that
}
obj.copy(that, 0, 0, len)
return that
}
if (obj) {
if ((typeof ArrayBuffer !== 'undefined' &&
obj.buffer instanceof ArrayBuffer) || 'length' in obj) {
if (typeof obj.length !== 'number' || isnan(obj.length)) {
return createBuffer(that, 0)
}
return fromArrayLike(that, obj)
}
if (obj.type === 'Buffer' && isArray(obj.data)) {
return fromArrayLike(that, obj.data)
}
}
throw new TypeError('First argument must be a string, Buffer, ArrayBuffer, Array, or array-like object.')
}
function checked (length) {
// Note: cannot use `length < kMaxLength()` here because that fails when
// length is NaN (which is otherwise coerced to zero.)
if (length >= kMaxLength()) {
throw new RangeError('Attempt to allocate Buffer larger than maximum ' +
'size: 0x' + kMaxLength().toString(16) + ' bytes')
}
return length | 0
}
function SlowBuffer (length) {
if (+length != length) { // eslint-disable-line eqeqeq
length = 0
}
return Buffer.alloc(+length)
}
Buffer.isBuffer = function isBuffer (b) {
return !!(b != null && b._isBuffer)
}
Buffer.compare = function compare (a, b) {
if (!Buffer.isBuffer(a) || !Buffer.isBuffer(b)) {
throw new TypeError('Arguments must be Buffers')
}
if (a === b) return 0
var x = a.length
var y = b.length
for (var i = 0, len = Math.min(x, y); i < len; ++i) {
if (a[i] !== b[i]) {
x = a[i]
y = b[i]
break
}
}
if (x < y) return -1
if (y < x) return 1
return 0
}
Buffer.isEncoding = function isEncoding (encoding) {
switch (String(encoding).toLowerCase()) {
case 'hex':
case 'utf8':
case 'utf-8':
case 'ascii':
case 'latin1':
case 'binary':
case 'base64':
case 'ucs2':
case 'ucs-2':
case 'utf16le':
case 'utf-16le':
return true
default:
return false
}
}
Buffer.concat = function concat (list, length) {
if (!isArray(list)) {
throw new TypeError('"list" argument must be an Array of Buffers')
}
if (list.length === 0) {
return Buffer.alloc(0)
}
var i
if (length === undefined) {
length = 0
for (i = 0; i < list.length; ++i) {
length += list[i].length
}
}
var buffer = Buffer.allocUnsafe(length)
var pos = 0
for (i = 0; i < list.length; ++i) {
var buf = list[i]
if (!Buffer.isBuffer(buf)) {
throw new TypeError('"list" argument must be an Array of Buffers')
}
buf.copy(buffer, pos)
pos += buf.length
}
return buffer
}
function byteLength (string, encoding) {
if (Buffer.isBuffer(string)) {
return string.length
}
if (typeof ArrayBuffer !== 'undefined' && typeof ArrayBuffer.isView === 'function' &&
(ArrayBuffer.isView(string) || string instanceof ArrayBuffer)) {
return string.byteLength
}
if (typeof string !== 'string') {
string = '' + string
}
var len = string.length
if (len === 0) return 0
// Use a for loop to avoid recursion
var loweredCase = false
for (;;) {
switch (encoding) {
case 'ascii':
case 'latin1':
case 'binary':
return len
case 'utf8':
case 'utf-8':
case undefined:
return utf8ToBytes(string).length
case 'ucs2':
case 'ucs-2':
case 'utf16le':
case 'utf-16le':
return len * 2
case 'hex':
return len >>> 1
case 'base64':
return base64ToBytes(string).length
default:
if (loweredCase) return utf8ToBytes(string).length // assume utf8
encoding = ('' + encoding).toLowerCase()
loweredCase = true
}
}
}
Buffer.byteLength = byteLength
function slowToString (encoding, start, end) {
var loweredCase = false
// No need to verify that "this.length <= MAX_UINT32" since it's a read-only
// property of a typed array.
// This behaves neither like String nor Uint8Array in that we set start/end
// to their upper/lower bounds if the value passed is out of range.
// undefined is handled specially as per ECMA-262 6th Edition,
// Section 13.3.3.7 Runtime Semantics: KeyedBindingInitialization.
if (start === undefined || start < 0) {
start = 0
}
// Return early if start > this.length. Done here to prevent potential uint32
// coercion fail below.
if (start > this.length) {
return ''
}
if (end === undefined || end > this.length) {
end = this.length
}
if (end <= 0) {
return ''
}
// Force coersion to uint32. This will also coerce falsey/NaN values to 0.
end >>>= 0
start >>>= 0
if (end <= start) {
return ''
}
if (!encoding) encoding = 'utf8'
while (true) {
switch (encoding) {
case 'hex':
return hexSlice(this, start, end)
case 'utf8':
case 'utf-8':
return utf8Slice(this, start, end)
case 'ascii':
return asciiSlice(this, start, end)
case 'latin1':
case 'binary':
return latin1Slice(this, start, end)
case 'base64':
return base64Slice(this, start, end)
case 'ucs2':
case 'ucs-2':
case 'utf16le':
case 'utf-16le':
return utf16leSlice(this, start, end)
default:
if (loweredCase) throw new TypeError('Unknown encoding: ' + encoding)
encoding = (encoding + '').toLowerCase()
loweredCase = true
}
}
}
// The property is used by `Buffer.isBuffer` and `is-buffer` (in Safari 5-7) to detect
// Buffer instances.
Buffer.prototype._isBuffer = true
function swap (b, n, m) {
var i = b[n]
b[n] = b[m]
b[m] = i
}
Buffer.prototype.swap16 = function swap16 () {
var len = this.length
if (len % 2 !== 0) {
throw new RangeError('Buffer size must be a multiple of 16-bits')
}
for (var i = 0; i < len; i += 2) {
swap(this, i, i + 1)
}
return this
}
Buffer.prototype.swap32 = function swap32 () {
var len = this.length
if (len % 4 !== 0) {
throw new RangeError('Buffer size must be a multiple of 32-bits')
}
for (var i = 0; i < len; i += 4) {
swap(this, i, i + 3)
swap(this, i + 1, i + 2)
}
return this
}
Buffer.prototype.swap64 = function swap64 () {
var len = this.length
if (len % 8 !== 0) {
throw new RangeError('Buffer size must be a multiple of 64-bits')
}
for (var i = 0; i < len; i += 8) {
swap(this, i, i + 7)
swap(this, i + 1, i + 6)
swap(this, i + 2, i + 5)
swap(this, i + 3, i + 4)
}
return this
}
Buffer.prototype.toString = function toString () {
var length = this.length | 0
if (length === 0) return ''
if (arguments.length === 0) return utf8Slice(this, 0, length)
return slowToString.apply(this, arguments)
}
Buffer.prototype.equals = function equals (b) {
if (!Buffer.isBuffer(b)) throw new TypeError('Argument must be a Buffer')
if (this === b) return true
return Buffer.compare(this, b) === 0
}
Buffer.prototype.inspect = function inspect () {
var str = ''
var max = exports.INSPECT_MAX_BYTES
if (this.length > 0) {
str = this.toString('hex', 0, max).match(/.{2}/g).join(' ')
if (this.length > max) str += ' ... '
}
return '<Buffer ' + str + '>'
}
Buffer.prototype.compare = function compare (target, start, end, thisStart, thisEnd) {
if (!Buffer.isBuffer(target)) {
throw new TypeError('Argument must be a Buffer')
}
if (start === undefined) {
start = 0
}
if (end === undefined) {
end = target ? target.length : 0
}
if (thisStart === undefined) {
thisStart = 0
}
if (thisEnd === undefined) {
thisEnd = this.length
}
if (start < 0 || end > target.length || thisStart < 0 || thisEnd > this.length) {
throw new RangeError('out of range index')
}
if (thisStart >= thisEnd && start >= end) {
return 0
}
if (thisStart >= thisEnd) {
return -1
}
if (start >= end) {
return 1
}
start >>>= 0
end >>>= 0
thisStart >>>= 0
thisEnd >>>= 0
if (this === target) return 0
var x = thisEnd - thisStart
var y = end - start
var len = Math.min(x, y)
var thisCopy = this.slice(thisStart, thisEnd)
var targetCopy = target.slice(start, end)
for (var i = 0; i < len; ++i) {
if (thisCopy[i] !== targetCopy[i]) {
x = thisCopy[i]
y = targetCopy[i]
break
}
}
if (x < y) return -1
if (y < x) return 1
return 0
}
// Finds either the first index of `val` in `buffer` at offset >= `byteOffset`,
// OR the last index of `val` in `buffer` at offset <= `byteOffset`.
//
// Arguments:
// - buffer - a Buffer to search
// - val - a string, Buffer, or number
// - byteOffset - an index into `buffer`; will be clamped to an int32
// - encoding - an optional encoding, relevant is val is a string
// - dir - true for indexOf, false for lastIndexOf
function bidirectionalIndexOf (buffer, val, byteOffset, encoding, dir) {
// Empty buffer means no match
if (buffer.length === 0) return -1
// Normalize byteOffset
if (typeof byteOffset === 'string') {
encoding = byteOffset
byteOffset = 0
} else if (byteOffset > 0x7fffffff) {
byteOffset = 0x7fffffff
} else if (byteOffset < -0x80000000) {
byteOffset = -0x80000000
}
byteOffset = +byteOffset // Coerce to Number.
if (isNaN(byteOffset)) {
// byteOffset: it it's undefined, null, NaN, "foo", etc, search whole buffer
byteOffset = dir ? 0 : (buffer.length - 1)
}
// Normalize byteOffset: negative offsets start from the end of the buffer
if (byteOffset < 0) byteOffset = buffer.length + byteOffset
if (byteOffset >= buffer.length) {
if (dir) return -1
else byteOffset = buffer.length - 1
} else if (byteOffset < 0) {
if (dir) byteOffset = 0
else return -1
}
// Normalize val
if (typeof val === 'string') {
val = Buffer.from(val, encoding)
}
// Finally, search either indexOf (if dir is true) or lastIndexOf
if (Buffer.isBuffer(val)) {
// Special case: looking for empty string/buffer always fails
if (val.length === 0) {
return -1
}
return arrayIndexOf(buffer, val, byteOffset, encoding, dir)
} else if (typeof val === 'number') {
val = val & 0xFF // Search for a byte value [0-255]
if (Buffer.TYPED_ARRAY_SUPPORT &&
typeof Uint8Array.prototype.indexOf === 'function') {
if (dir) {
return Uint8Array.prototype.indexOf.call(buffer, val, byteOffset)
} else {
return Uint8Array.prototype.lastIndexOf.call(buffer, val, byteOffset)
}
}
return arrayIndexOf(buffer, [ val ], byteOffset, encoding, dir)
}
throw new TypeError('val must be string, number or Buffer')
}
function arrayIndexOf (arr, val, byteOffset, encoding, dir) {
var indexSize = 1
var arrLength = arr.length
var valLength = val.length
if (encoding !== undefined) {
encoding = String(encoding).toLowerCase()
if (encoding === 'ucs2' || encoding === 'ucs-2' ||
encoding === 'utf16le' || encoding === 'utf-16le') {
if (arr.length < 2 || val.length < 2) {
return -1
}
indexSize = 2
arrLength /= 2
valLength /= 2
byteOffset /= 2
}
}
function read (buf, i) {
if (indexSize === 1) {
return buf[i]
} else {
return buf.readUInt16BE(i * indexSize)
}
}
var i
if (dir) {
var foundIndex = -1
for (i = byteOffset; i < arrLength; i++) {
if (read(arr, i) === read(val, foundIndex === -1 ? 0 : i - foundIndex)) {
if (foundIndex === -1) foundIndex = i
if (i - foundIndex + 1 === valLength) return foundIndex * indexSize
} else {
if (foundIndex !== -1) i -= i - foundIndex
foundIndex = -1
}
}
} else {
if (byteOffset + valLength > arrLength) byteOffset = arrLength - valLength
for (i = byteOffset; i >= 0; i--) {
var found = true
for (var j = 0; j < valLength; j++) {
if (read(arr, i + j) !== read(val, j)) {
found = false
break
}
}
if (found) return i
}
}
return -1
}
Buffer.prototype.includes = function includes (val, byteOffset, encoding) {
return this.indexOf(val, byteOffset, encoding) !== -1
}
Buffer.prototype.indexOf = function indexOf (val, byteOffset, encoding) {
return bidirectionalIndexOf(this, val, byteOffset, encoding, true)
}
Buffer.prototype.lastIndexOf = function lastIndexOf (val, byteOffset, encoding) {
return bidirectionalIndexOf(this, val, byteOffset, encoding, false)
}
function hexWrite (buf, string, offset, length) {
offset = Number(offset) || 0
var remaining = buf.length - offset
if (!length) {
length = remaining
} else {
length = Number(length)
if (length > remaining) {
length = remaining
}
}
// must be an even number of digits
var strLen = string.length
if (strLen % 2 !== 0) throw new TypeError('Invalid hex string')
if (length > strLen / 2) {
length = strLen / 2
}
for (var i = 0; i < length; ++i) {
var parsed = parseInt(string.substr(i * 2, 2), 16)
if (isNaN(parsed)) return i
buf[offset + i] = parsed
}
return i
}
function utf8Write (buf, string, offset, length) {
return blitBuffer(utf8ToBytes(string, buf.length - offset), buf, offset, length)
}
function asciiWrite (buf, string, offset, length) {
return blitBuffer(asciiToBytes(string), buf, offset, length)
}
function latin1Write (buf, string, offset, length) {
return asciiWrite(buf, string, offset, length)
}
function base64Write (buf, string, offset, length) {
return blitBuffer(base64ToBytes(string), buf, offset, length)
}
function ucs2Write (buf, string, offset, length) {
return blitBuffer(utf16leToBytes(string, buf.length - offset), buf, offset, length)
}
Buffer.prototype.write = function write (string, offset, length, encoding) {
// Buffer#write(string)
if (offset === undefined) {
encoding = 'utf8'
length = this.length
offset = 0
// Buffer#write(string, encoding)
} else if (length === undefined && typeof offset === 'string') {
encoding = offset
length = this.length
offset = 0
// Buffer#write(string, offset[, length][, encoding])
} else if (isFinite(offset)) {
offset = offset | 0
if (isFinite(length)) {
length = length | 0
if (encoding === undefined) encoding = 'utf8'
} else {
encoding = length
length = undefined
}
// legacy write(string, encoding, offset, length) - remove in v0.13
} else {
throw new Error(
'Buffer.write(string, encoding, offset[, length]) is no longer supported'
)
}
var remaining = this.length - offset
if (length === undefined || length > remaining) length = remaining
if ((string.length > 0 && (length < 0 || offset < 0)) || offset > this.length) {
throw new RangeError('Attempt to write outside buffer bounds')
}
if (!encoding) encoding = 'utf8'
var loweredCase = false
for (;;) {
switch (encoding) {
case 'hex':
return hexWrite(this, string, offset, length)
case 'utf8':
case 'utf-8':
return utf8Write(this, string, offset, length)
case 'ascii':
return asciiWrite(this, string, offset, length)
case 'latin1':
case 'binary':
return latin1Write(this, string, offset, length)
case 'base64':
// Warning: maxLength not taken into account in base64Write
return base64Write(this, string, offset, length)
case 'ucs2':
case 'ucs-2':
case 'utf16le':
case 'utf-16le':
return ucs2Write(this, string, offset, length)
default:
if (loweredCase) throw new TypeError('Unknown encoding: ' + encoding)
encoding = ('' + encoding).toLowerCase()
loweredCase = true
}
}
}
Buffer.prototype.toJSON = function toJSON () {
return {
type: 'Buffer',
data: Array.prototype.slice.call(this._arr || this, 0)
}
}
function base64Slice (buf, start, end) {
if (start === 0 && end === buf.length) {
return base64.fromByteArray(buf)
} else {
return base64.fromByteArray(buf.slice(start, end))
}
}
function utf8Slice (buf, start, end) {
end = Math.min(buf.length, end)
var res = []
var i = start
while (i < end) {
var firstByte = buf[i]
var codePoint = null
var bytesPerSequence = (firstByte > 0xEF) ? 4
: (firstByte > 0xDF) ? 3
: (firstByte > 0xBF) ? 2
: 1
if (i + bytesPerSequence <= end) {
var secondByte, thirdByte, fourthByte, tempCodePoint
switch (bytesPerSequence) {
case 1:
if (firstByte < 0x80) {
codePoint = firstByte
}
break
case 2:
secondByte = buf[i + 1]
if ((secondByte & 0xC0) === 0x80) {
tempCodePoint = (firstByte & 0x1F) << 0x6 | (secondByte & 0x3F)
if (tempCodePoint > 0x7F) {
codePoint = tempCodePoint
}
}
break
case 3:
secondByte = buf[i + 1]
thirdByte = buf[i + 2]
if ((secondByte & 0xC0) === 0x80 && (thirdByte & 0xC0) === 0x80) {
tempCodePoint = (firstByte & 0xF) << 0xC | (secondByte & 0x3F) << 0x6 | (thirdByte & 0x3F)
if (tempCodePoint > 0x7FF && (tempCodePoint < 0xD800 || tempCodePoint > 0xDFFF)) {
codePoint = tempCodePoint
}
}
break
case 4:
secondByte = buf[i + 1]
thirdByte = buf[i + 2]
fourthByte = buf[i + 3]
if ((secondByte & 0xC0) === 0x80 && (thirdByte & 0xC0) === 0x80 && (fourthByte & 0xC0) === 0x80) {
tempCodePoint = (firstByte & 0xF) << 0x12 | (secondByte & 0x3F) << 0xC | (thirdByte & 0x3F) << 0x6 | (fourthByte & 0x3F)
if (tempCodePoint > 0xFFFF && tempCodePoint < 0x110000) {
codePoint = tempCodePoint
}
}
}
}
if (codePoint === null) {
// we did not generate a valid codePoint so insert a
// replacement char (U+FFFD) and advance only 1 byte
codePoint = 0xFFFD
bytesPerSequence = 1
} else if (codePoint > 0xFFFF) {
// encode to utf16 (surrogate pair dance)
codePoint -= 0x10000
res.push(codePoint >>> 10 & 0x3FF | 0xD800)
codePoint = 0xDC00 | codePoint & 0x3FF
}
res.push(codePoint)
i += bytesPerSequence
}
return decodeCodePointsArray(res)
}
// Based on http://stackoverflow.com/a/22747272/680742, the browser with
// the lowest limit is Chrome, with 0x10000 args.
// We go 1 magnitude less, for safety
var MAX_ARGUMENTS_LENGTH = 0x1000
function decodeCodePointsArray (codePoints) {
var len = codePoints.length
if (len <= MAX_ARGUMENTS_LENGTH) {
return String.fromCharCode.apply(String, codePoints) // avoid extra slice()
}
// Decode in chunks to avoid "call stack size exceeded".
var res = ''
var i = 0
while (i < len) {
res += String.fromCharCode.apply(
String,
codePoints.slice(i, i += MAX_ARGUMENTS_LENGTH)
)
}
return res
}
function asciiSlice (buf, start, end) {
var ret = ''
end = Math.min(buf.length, end)
for (var i = start; i < end; ++i) {
ret += String.fromCharCode(buf[i] & 0x7F)
}
return ret
}
function latin1Slice (buf, start, end) {
var ret = ''
end = Math.min(buf.length, end)
for (var i = start; i < end; ++i) {
ret += String.fromCharCode(buf[i])
}
return ret
}
function hexSlice (buf, start, end) {
var len = buf.length
if (!start || start < 0) start = 0
if (!end || end < 0 || end > len) end = len
var out = ''
for (var i = start; i < end; ++i) {
out += toHex(buf[i])
}
return out
}
function utf16leSlice (buf, start, end) {
var bytes = buf.slice(start, end)
var res = ''
for (var i = 0; i < bytes.length; i += 2) {
res += String.fromCharCode(bytes[i] + bytes[i + 1] * 256)
}
return res
}
Buffer.prototype.slice = function slice (start, end) {
var len = this.length
start = ~~start
end = end === undefined ? len : ~~end
if (start < 0) {
start += len
if (start < 0) start = 0
} else if (start > len) {
start = len
}
if (end < 0) {
end += len
if (end < 0) end = 0
} else if (end > len) {
end = len
}
if (end < start) end = start
var newBuf
if (Buffer.TYPED_ARRAY_SUPPORT) {
newBuf = this.subarray(start, end)
newBuf.__proto__ = Buffer.prototype
} else {
var sliceLen = end - start
newBuf = new Buffer(sliceLen, undefined)
for (var i = 0; i < sliceLen; ++i) {
newBuf[i] = this[i + start]
}
}
return newBuf
}
/*
* Need to make sure that buffer isn't trying to write out of bounds.
*/
function checkOffset (offset, ext, length) {
if ((offset % 1) !== 0 || offset < 0) throw new RangeError('offset is not uint')
if (offset + ext > length) throw new RangeError('Trying to access beyond buffer length')
}
Buffer.prototype.readUIntLE = function readUIntLE (offset, byteLength, noAssert) {
offset = offset | 0
byteLength = byteLength | 0
if (!noAssert) checkOffset(offset, byteLength, this.length)
var val = this[offset]
var mul = 1
var i = 0
while (++i < byteLength && (mul *= 0x100)) {
val += this[offset + i] * mul
}
return val
}
Buffer.prototype.readUIntBE = function readUIntBE (offset, byteLength, noAssert) {
offset = offset | 0
byteLength = byteLength | 0
if (!noAssert) {
checkOffset(offset, byteLength, this.length)
}
var val = this[offset + --byteLength]
var mul = 1
while (byteLength > 0 && (mul *= 0x100)) {
val += this[offset + --byteLength] * mul
}
return val
}
Buffer.prototype.readUInt8 = function readUInt8 (offset, noAssert) {
if (!noAssert) checkOffset(offset, 1, this.length)
return this[offset]
}
Buffer.prototype.readUInt16LE = function readUInt16LE (offset, noAssert) {
if (!noAssert) checkOffset(offset, 2, this.length)
return this[offset] | (this[offset + 1] << 8)
}
Buffer.prototype.readUInt16BE = function readUInt16BE (offset, noAssert) {
if (!noAssert) checkOffset(offset, 2, this.length)
return (this[offset] << 8) | this[offset + 1]
}
Buffer.prototype.readUInt32LE = function readUInt32LE (offset, noAssert) {
if (!noAssert) checkOffset(offset, 4, this.length)
return ((this[offset]) |
(this[offset + 1] << 8) |
(this[offset + 2] << 16)) +
(this[offset + 3] * 0x1000000)
}
Buffer.prototype.readUInt32BE = function readUInt32BE (offset, noAssert) {
if (!noAssert) checkOffset(offset, 4, this.length)
return (this[offset] * 0x1000000) +
((this[offset + 1] << 16) |
(this[offset + 2] << 8) |
this[offset + 3])
}
Buffer.prototype.readIntLE = function readIntLE (offset, byteLength, noAssert) {
offset = offset | 0
byteLength = byteLength | 0
if (!noAssert) checkOffset(offset, byteLength, this.length)
var val = this[offset]
var mul = 1
var i = 0
while (++i < byteLength && (mul *= 0x100)) {
val += this[offset + i] * mul
}
mul *= 0x80
if (val >= mul) val -= Math.pow(2, 8 * byteLength)
return val
}
Buffer.prototype.readIntBE = function readIntBE (offset, byteLength, noAssert) {
offset = offset | 0
byteLength = byteLength | 0
if (!noAssert) checkOffset(offset, byteLength, this.length)
var i = byteLength
var mul = 1
var val = this[offset + --i]
while (i > 0 && (mul *= 0x100)) {
val += this[offset + --i] * mul
}
mul *= 0x80
if (val >= mul) val -= Math.pow(2, 8 * byteLength)
return val
}
Buffer.prototype.readInt8 = function readInt8 (offset, noAssert) {
if (!noAssert) checkOffset(offset, 1, this.length)
if (!(this[offset] & 0x80)) return (this[offset])
return ((0xff - this[offset] + 1) * -1)
}
Buffer.prototype.readInt16LE = function readInt16LE (offset, noAssert) {
if (!noAssert) checkOffset(offset, 2, this.length)
var val = this[offset] | (this[offset + 1] << 8)
return (val & 0x8000) ? val | 0xFFFF0000 : val
}
Buffer.prototype.readInt16BE = function readInt16BE (offset, noAssert) {
if (!noAssert) checkOffset(offset, 2, this.length)
var val = this[offset + 1] | (this[offset] << 8)
return (val & 0x8000) ? val | 0xFFFF0000 : val
}
Buffer.prototype.readInt32LE = function readInt32LE (offset, noAssert) {
if (!noAssert) checkOffset(offset, 4, this.length)
return (this[offset]) |
(this[offset + 1] << 8) |
(this[offset + 2] << 16) |
(this[offset + 3] << 24)
}
Buffer.prototype.readInt32BE = function readInt32BE (offset, noAssert) {
if (!noAssert) checkOffset(offset, 4, this.length)
return (this[offset] << 24) |
(this[offset + 1] << 16) |
(this[offset + 2] << 8) |
(this[offset + 3])
}
Buffer.prototype.readFloatLE = function readFloatLE (offset, noAssert) {
if (!noAssert) checkOffset(offset, 4, this.length)
return ieee754.read(this, offset, true, 23, 4)
}
Buffer.prototype.readFloatBE = function readFloatBE (offset, noAssert) {
if (!noAssert) checkOffset(offset, 4, this.length)
return ieee754.read(this, offset, false, 23, 4)
}
Buffer.prototype.readDoubleLE = function readDoubleLE (offset, noAssert) {
if (!noAssert) checkOffset(offset, 8, this.length)
return ieee754.read(this, offset, true, 52, 8)
}
Buffer.prototype.readDoubleBE = function readDoubleBE (offset, noAssert) {
if (!noAssert) checkOffset(offset, 8, this.length)
return ieee754.read(this, offset, false, 52, 8)
}
function checkInt (buf, value, offset, ext, max, min) {
if (!Buffer.isBuffer(buf)) throw new TypeError('"buffer" argument must be a Buffer instance')
if (value > max || value < min) throw new RangeError('"value" argument is out of bounds')
if (offset + ext > buf.length) throw new RangeError('Index out of range')
}
Buffer.prototype.writeUIntLE = function writeUIntLE (value, offset, byteLength, noAssert) {
value = +value
offset = offset | 0
byteLength = byteLength | 0
if (!noAssert) {
var maxBytes = Math.pow(2, 8 * byteLength) - 1
checkInt(this, value, offset, byteLength, maxBytes, 0)
}
var mul = 1
var i = 0
this[offset] = value & 0xFF
while (++i < byteLength && (mul *= 0x100)) {
this[offset + i] = (value / mul) & 0xFF
}
return offset + byteLength
}
Buffer.prototype.writeUIntBE = function writeUIntBE (value, offset, byteLength, noAssert) {
value = +value
offset = offset | 0
byteLength = byteLength | 0
if (!noAssert) {
var maxBytes = Math.pow(2, 8 * byteLength) - 1
checkInt(this, value, offset, byteLength, maxBytes, 0)
}
var i = byteLength - 1
var mul = 1
this[offset + i] = value & 0xFF
while (--i >= 0 && (mul *= 0x100)) {
this[offset + i] = (value / mul) & 0xFF
}
return offset + byteLength
}
Buffer.prototype.writeUInt8 = function writeUInt8 (value, offset, noAssert) {
value = +value
offset = offset | 0
if (!noAssert) checkInt(this, value, offset, 1, 0xff, 0)
if (!Buffer.TYPED_ARRAY_SUPPORT) value = Math.floor(value)
this[offset] = (value & 0xff)
return offset + 1
}
function objectWriteUInt16 (buf, value, offset, littleEndian) {
if (value < 0) value = 0xffff + value + 1
for (var i = 0, j = Math.min(buf.length - offset, 2); i < j; ++i) {
buf[offset + i] = (value & (0xff << (8 * (littleEndian ? i : 1 - i)))) >>>
(littleEndian ? i : 1 - i) * 8
}
}
Buffer.prototype.writeUInt16LE = function writeUInt16LE (value, offset, noAssert) {
value = +value
offset = offset | 0
if (!noAssert) checkInt(this, value, offset, 2, 0xffff, 0)
if (Buffer.TYPED_ARRAY_SUPPORT) {
this[offset] = (value & 0xff)
this[offset + 1] = (value >>> 8)
} else {
objectWriteUInt16(this, value, offset, true)
}
return offset + 2
}
Buffer.prototype.writeUInt16BE = function writeUInt16BE (value, offset, noAssert) {
value = +value
offset = offset | 0
if (!noAssert) checkInt(this, value, offset, 2, 0xffff, 0)
if (Buffer.TYPED_ARRAY_SUPPORT) {
this[offset] = (value >>> 8)
this[offset + 1] = (value & 0xff)
} else {
objectWriteUInt16(this, value, offset, false)
}
return offset + 2
}
function objectWriteUInt32 (buf, value, offset, littleEndian) {
if (value < 0) value = 0xffffffff + value + 1
for (var i = 0, j = Math.min(buf.length - offset, 4); i < j; ++i) {
buf[offset + i] = (value >>> (littleEndian ? i : 3 - i) * 8) & 0xff
}
}
Buffer.prototype.writeUInt32LE = function writeUInt32LE (value, offset, noAssert) {
value = +value
offset = offset | 0
if (!noAssert) checkInt(this, value, offset, 4, 0xffffffff, 0)
if (Buffer.TYPED_ARRAY_SUPPORT) {
this[offset + 3] = (value >>> 24)
this[offset + 2] = (value >>> 16)
this[offset + 1] = (value >>> 8)
this[offset] = (value & 0xff)
} else {
objectWriteUInt32(this, value, offset, true)
}
return offset + 4
}
Buffer.prototype.writeUInt32BE = function writeUInt32BE (value, offset, noAssert) {
value = +value
offset = offset | 0
if (!noAssert) checkInt(this, value, offset, 4, 0xffffffff, 0)
if (Buffer.TYPED_ARRAY_SUPPORT) {
this[offset] = (value >>> 24)
this[offset + 1] = (value >>> 16)
this[offset + 2] = (value >>> 8)
this[offset + 3] = (value & 0xff)
} else {
objectWriteUInt32(this, value, offset, false)
}
return offset + 4
}
Buffer.prototype.writeIntLE = function writeIntLE (value, offset, byteLength, noAssert) {
value = +value
offset = offset | 0
if (!noAssert) {
var limit = Math.pow(2, 8 * byteLength - 1)
checkInt(this, value, offset, byteLength, limit - 1, -limit)
}
var i = 0
var mul = 1
var sub = 0
this[offset] = value & 0xFF
while (++i < byteLength && (mul *= 0x100)) {
if (value < 0 && sub === 0 && this[offset + i - 1] !== 0) {
sub = 1
}
this[offset + i] = ((value / mul) >> 0) - sub & 0xFF
}
return offset + byteLength
}
Buffer.prototype.writeIntBE = function writeIntBE (value, offset, byteLength, noAssert) {
value = +value
offset = offset | 0
if (!noAssert) {
var limit = Math.pow(2, 8 * byteLength - 1)
checkInt(this, value, offset, byteLength, limit - 1, -limit)
}
var i = byteLength - 1
var mul = 1
var sub = 0
this[offset + i] = value & 0xFF
while (--i >= 0 && (mul *= 0x100)) {
if (value < 0 && sub === 0 && this[offset + i + 1] !== 0) {
sub = 1
}
this[offset + i] = ((value / mul) >> 0) - sub & 0xFF
}
return offset + byteLength
}
Buffer.prototype.writeInt8 = function writeInt8 (value, offset, noAssert) {
value = +value
offset = offset | 0
if (!noAssert) checkInt(this, value, offset, 1, 0x7f, -0x80)
if (!Buffer.TYPED_ARRAY_SUPPORT) value = Math.floor(value)
if (value < 0) value = 0xff + value + 1
this[offset] = (value & 0xff)
return offset + 1
}
Buffer.prototype.writeInt16LE = function writeInt16LE (value, offset, noAssert) {
value = +value
offset = offset | 0
if (!noAssert) checkInt(this, value, offset, 2, 0x7fff, -0x8000)
if (Buffer.TYPED_ARRAY_SUPPORT) {
this[offset] = (value & 0xff)
this[offset + 1] = (value >>> 8)
} else {
objectWriteUInt16(this, value, offset, true)
}
return offset + 2
}
Buffer.prototype.writeInt16BE = function writeInt16BE (value, offset, noAssert) {
value = +value
offset = offset | 0
if (!noAssert) checkInt(this, value, offset, 2, 0x7fff, -0x8000)
if (Buffer.TYPED_ARRAY_SUPPORT) {
this[offset] = (value >>> 8)
this[offset + 1] = (value & 0xff)
} else {
objectWriteUInt16(this, value, offset, false)
}
return offset + 2
}
Buffer.prototype.writeInt32LE = function writeInt32LE (value, offset, noAssert) {
value = +value
offset = offset | 0
if (!noAssert) checkInt(this, value, offset, 4, 0x7fffffff, -0x80000000)
if (Buffer.TYPED_ARRAY_SUPPORT) {
this[offset] = (value & 0xff)
this[offset + 1] = (value >>> 8)
this[offset + 2] = (value >>> 16)
this[offset + 3] = (value >>> 24)
} else {
objectWriteUInt32(this, value, offset, true)
}
return offset + 4
}
Buffer.prototype.writeInt32BE = function writeInt32BE (value, offset, noAssert) {
value = +value
offset = offset | 0
if (!noAssert) checkInt(this, value, offset, 4, 0x7fffffff, -0x80000000)
if (value < 0) value = 0xffffffff + value + 1
if (Buffer.TYPED_ARRAY_SUPPORT) {
this[offset] = (value >>> 24)
this[offset + 1] = (value >>> 16)
this[offset + 2] = (value >>> 8)
this[offset + 3] = (value & 0xff)
} else {
objectWriteUInt32(this, value, offset, false)
}
return offset + 4
}
function checkIEEE754 (buf, value, offset, ext, max, min) {
if (offset + ext > buf.length) throw new RangeError('Index out of range')
if (offset < 0) throw new RangeError('Index out of range')
}
function writeFloat (buf, value, offset, littleEndian, noAssert) {
if (!noAssert) {
checkIEEE754(buf, value, offset, 4, 3.4028234663852886e+38, -3.4028234663852886e+38)
}
ieee754.write(buf, value, offset, littleEndian, 23, 4)
return offset + 4
}
Buffer.prototype.writeFloatLE = function writeFloatLE (value, offset, noAssert) {
return writeFloat(this, value, offset, true, noAssert)
}
Buffer.prototype.writeFloatBE = function writeFloatBE (value, offset, noAssert) {
return writeFloat(this, value, offset, false, noAssert)
}
function writeDouble (buf, value, offset, littleEndian, noAssert) {
if (!noAssert) {
checkIEEE754(buf, value, offset, 8, 1.7976931348623157E+308, -1.7976931348623157E+308)
}
ieee754.write(buf, value, offset, littleEndian, 52, 8)
return offset + 8
}
Buffer.prototype.writeDoubleLE = function writeDoubleLE (value, offset, noAssert) {
return writeDouble(this, value, offset, true, noAssert)
}
Buffer.prototype.writeDoubleBE = function writeDoubleBE (value, offset, noAssert) {
return writeDouble(this, value, offset, false, noAssert)
}
// copy(targetBuffer, targetStart=0, sourceStart=0, sourceEnd=buffer.length)
Buffer.prototype.copy = function copy (target, targetStart, start, end) {
if (!start) start = 0
if (!end && end !== 0) end = this.length
if (targetStart >= target.length) targetStart = target.length
if (!targetStart) targetStart = 0
if (end > 0 && end < start) end = start
// Copy 0 bytes; we're done
if (end === start) return 0
if (target.length === 0 || this.length === 0) return 0
// Fatal error conditions
if (targetStart < 0) {
throw new RangeError('targetStart out of bounds')
}
if (start < 0 || start >= this.length) throw new RangeError('sourceStart out of bounds')
if (end < 0) throw new RangeError('sourceEnd out of bounds')
// Are we oob?
if (end > this.length) end = this.length
if (target.length - targetStart < end - start) {
end = target.length - targetStart + start
}
var len = end - start
var i
if (this === target && start < targetStart && targetStart < end) {
// descending copy from end
for (i = len - 1; i >= 0; --i) {
target[i + targetStart] = this[i + start]
}
} else if (len < 1000 || !Buffer.TYPED_ARRAY_SUPPORT) {
// ascending copy from start
for (i = 0; i < len; ++i) {
target[i + targetStart] = this[i + start]
}
} else {
Uint8Array.prototype.set.call(
target,
this.subarray(start, start + len),
targetStart
)
}
return len
}
// Usage:
// buffer.fill(number[, offset[, end]])
// buffer.fill(buffer[, offset[, end]])
// buffer.fill(string[, offset[, end]][, encoding])
Buffer.prototype.fill = function fill (val, start, end, encoding) {
// Handle string cases:
if (typeof val === 'string') {
if (typeof start === 'string') {
encoding = start
start = 0
end = this.length
} else if (typeof end === 'string') {
encoding = end
end = this.length
}
if (val.length === 1) {
var code = val.charCodeAt(0)
if (code < 256) {
val = code
}
}
if (encoding !== undefined && typeof encoding !== 'string') {
throw new TypeError('encoding must be a string')
}
if (typeof encoding === 'string' && !Buffer.isEncoding(encoding)) {
throw new TypeError('Unknown encoding: ' + encoding)
}
} else if (typeof val === 'number') {
val = val & 255
}
// Invalid ranges are not set to a default, so can range check early.
if (start < 0 || this.length < start || this.length < end) {
throw new RangeError('Out of range index')
}
if (end <= start) {
return this
}
start = start >>> 0
end = end === undefined ? this.length : end >>> 0
if (!val) val = 0
var i
if (typeof val === 'number') {
for (i = start; i < end; ++i) {
this[i] = val
}
} else {
var bytes = Buffer.isBuffer(val)
? val
: utf8ToBytes(new Buffer(val, encoding).toString())
var len = bytes.length
for (i = 0; i < end - start; ++i) {
this[i + start] = bytes[i % len]
}
}
return this
}
// HELPER FUNCTIONS
// ================
var INVALID_BASE64_RE = /[^+\/0-9A-Za-z-_]/g
function base64clean (str) {
// Node strips out invalid characters like \n and \t from the string, base64-js does not
str = stringtrim(str).replace(INVALID_BASE64_RE, '')
// Node converts strings with length < 2 to ''
if (str.length < 2) return ''
// Node allows for non-padded base64 strings (missing trailing ===), base64-js does not
while (str.length % 4 !== 0) {
str = str + '='
}
return str
}
function stringtrim (str) {
if (str.trim) return str.trim()
return str.replace(/^\s+|\s+$/g, '')
}
function toHex (n) {
if (n < 16) return '0' + n.toString(16)
return n.toString(16)
}
function utf8ToBytes (string, units) {
units = units || Infinity
var codePoint
var length = string.length
var leadSurrogate = null
var bytes = []
for (var i = 0; i < length; ++i) {
codePoint = string.charCodeAt(i)
// is surrogate component
if (codePoint > 0xD7FF && codePoint < 0xE000) {
// last char was a lead
if (!leadSurrogate) {
// no lead yet
if (codePoint > 0xDBFF) {
// unexpected trail
if ((units -= 3) > -1) bytes.push(0xEF, 0xBF, 0xBD)
continue
} else if (i + 1 === length) {
// unpaired lead
if ((units -= 3) > -1) bytes.push(0xEF, 0xBF, 0xBD)
continue
}
// valid lead
leadSurrogate = codePoint
continue
}
// 2 leads in a row
if (codePoint < 0xDC00) {
if ((units -= 3) > -1) bytes.push(0xEF, 0xBF, 0xBD)
leadSurrogate = codePoint
continue
}
// valid surrogate pair
codePoint = (leadSurrogate - 0xD800 << 10 | codePoint - 0xDC00) + 0x10000
} else if (leadSurrogate) {
// valid bmp char, but last char was a lead
if ((units -= 3) > -1) bytes.push(0xEF, 0xBF, 0xBD)
}
leadSurrogate = null
// encode utf8
if (codePoint < 0x80) {
if ((units -= 1) < 0) break
bytes.push(codePoint)
} else if (codePoint < 0x800) {
if ((units -= 2) < 0) break
bytes.push(
codePoint >> 0x6 | 0xC0,
codePoint & 0x3F | 0x80
)
} else if (codePoint < 0x10000) {
if ((units -= 3) < 0) break
bytes.push(
codePoint >> 0xC | 0xE0,
codePoint >> 0x6 & 0x3F | 0x80,
codePoint & 0x3F | 0x80
)
} else if (codePoint < 0x110000) {
if ((units -= 4) < 0) break
bytes.push(
codePoint >> 0x12 | 0xF0,
codePoint >> 0xC & 0x3F | 0x80,
codePoint >> 0x6 & 0x3F | 0x80,
codePoint & 0x3F | 0x80
)
} else {
throw new Error('Invalid code point')
}
}
return bytes
}
function asciiToBytes (str) {
var byteArray = []
for (var i = 0; i < str.length; ++i) {
// Node's code seems to be doing this and not & 0x7F..
byteArray.push(str.charCodeAt(i) & 0xFF)
}
return byteArray
}
function utf16leToBytes (str, units) {
var c, hi, lo
var byteArray = []
for (var i = 0; i < str.length; ++i) {
if ((units -= 2) < 0) break
c = str.charCodeAt(i)
hi = c >> 8
lo = c % 256
byteArray.push(lo)
byteArray.push(hi)
}
return byteArray
}
function base64ToBytes (str) {
return base64.toByteArray(base64clean(str))
}
function blitBuffer (src, dst, offset, length) {
for (var i = 0; i < length; ++i) {
if ((i + offset >= dst.length) || (i >= src.length)) break
dst[i + offset] = src[i]
}
return i
}
function isnan (val) {
return val !== val // eslint-disable-line no-self-compare
}
/* WEBPACK VAR INJECTION */}.call(exports, __webpack_require__(4)))
/***/ }),
/* 1 */
/***/ (function(module, exports, __webpack_require__) {
exports.UINT32 = __webpack_require__(8)
exports.UINT64 = __webpack_require__(9)
/***/ }),
/* 2 */
/***/ (function(module, exports, __webpack_require__) {
module.exports = {
h32: __webpack_require__(3)
, h64: __webpack_require__(10)
}
/***/ }),
/* 3 */
/***/ (function(module, exports, __webpack_require__) {
/* WEBPACK VAR INJECTION */(function(Buffer) {/**
xxHash implementation in pure Javascript
Copyright (C) 2013, Pierre Curto
MIT license
*/
var UINT32 = __webpack_require__(1).UINT32
/*
Merged this sequence of method calls as it speeds up
the calculations by a factor of 2
*/
// this.v1.add( other.multiply(PRIME32_2) ).rotl(13).multiply(PRIME32_1);
UINT32.prototype.xxh_update = function (low, high) {
var b00 = PRIME32_2._low
var b16 = PRIME32_2._high
var c16, c00
c00 = low * b00
c16 = c00 >>> 16
c16 += high * b00
c16 &= 0xFFFF // Not required but improves performance
c16 += low * b16
var a00 = this._low + (c00 & 0xFFFF)
var a16 = a00 >>> 16
a16 += this._high + (c16 & 0xFFFF)
var v = (a16 << 16) | (a00 & 0xFFFF)
v = (v << 13) | (v >>> 19)
a00 = v & 0xFFFF
a16 = v >>> 16
b00 = PRIME32_1._low
b16 = PRIME32_1._high
c00 = a00 * b00
c16 = c00 >>> 16
c16 += a16 * b00
c16 &= 0xFFFF // Not required but improves performance
c16 += a00 * b16
this._low = c00 & 0xFFFF
this._high = c16 & 0xFFFF
}
/*
* Constants
*/
var PRIME32_1 = UINT32( '2654435761' )
var PRIME32_2 = UINT32( '2246822519' )
var PRIME32_3 = UINT32( '3266489917' )
var PRIME32_4 = UINT32( '668265263' )
var PRIME32_5 = UINT32( '374761393' )
/**
* Convert string to proper UTF-8 array
* @param str Input string
* @returns {Uint8Array} UTF8 array is returned as uint8 array
*/
function toUTF8Array (str) {
var utf8 = []
for (var i=0, n=str.length; i < n; i++) {
var charcode = str.charCodeAt(i)
if (charcode < 0x80) utf8.push(charcode)
else if (charcode < 0x800) {
utf8.push(0xc0 | (charcode >> 6),
0x80 | (charcode & 0x3f))
}
else if (charcode < 0xd800 || charcode >= 0xe000) {
utf8.push(0xe0 | (charcode >> 12),
0x80 | ((charcode>>6) & 0x3f),
0x80 | (charcode & 0x3f))
}
// surrogate pair
else {
i++;
// UTF-16 encodes 0x10000-0x10FFFF by
// subtracting 0x10000 and splitting the
// 20 bits of 0x0-0xFFFFF into two halves
charcode = 0x10000 + (((charcode & 0x3ff)<<10)
| (str.charCodeAt(i) & 0x3ff))
utf8.push(0xf0 | (charcode >>18),
0x80 | ((charcode>>12) & 0x3f),
0x80 | ((charcode>>6) & 0x3f),
0x80 | (charcode & 0x3f))
}
}
return new Uint8Array(utf8)
}
/**
* XXH object used as a constructor or a function
* @constructor
* or
* @param {Object|String} input data
* @param {Number|UINT32} seed
* @return ThisExpression
* or
* @return {UINT32} xxHash
*/
function XXH () {
if (arguments.length == 2)
return new XXH( arguments[1] ).update( arguments[0] ).digest()
if (!(this instanceof XXH))
return new XXH( arguments[0] )
init.call(this, arguments[0])
}
/**
* Initialize the XXH instance with the given seed
* @method init
* @param {Number|Object} seed as a number or an unsigned 32 bits integer
* @return ThisExpression
*/
function init (seed) {
this.seed = seed instanceof UINT32 ? seed.clone() : UINT32(seed)
this.v1 = this.seed.clone().add(PRIME32_1).add(PRIME32_2)
this.v2 = this.seed.clone().add(PRIME32_2)
this.v3 = this.seed.clone()
this.v4 = this.seed.clone().subtract(PRIME32_1)
this.total_len = 0
this.memsize = 0
this.memory = null
return this
}
XXH.prototype.init = init
/**
* Add data to be computed for the XXH hash
* @method update
* @param {String|Buffer|ArrayBuffer} input as a string or nodejs Buffer or ArrayBuffer
* @return ThisExpression
*/
XXH.prototype.update = function (input) {
var isString = typeof input == 'string'
var isArrayBuffer
// Convert all strings to utf-8 first (issue #5)
if (isString) {
input = toUTF8Array(input)
isString = false
isArrayBuffer = true
}
if (typeof ArrayBuffer !== "undefined" && input instanceof ArrayBuffer)
{
isArrayBuffer = true
input = new Uint8Array(input);
}
var p = 0
var len = input.length
var bEnd = p + len
if (len == 0) return this
this.total_len += len
if (this.memsize == 0)
{
if (isString) {
this.memory = ''
} else if (isArrayBuffer) {
this.memory = new Uint8Array(16)
} else {
this.memory = new Buffer(16)
}
}
if (this.memsize + len < 16) // fill in tmp buffer
{
// XXH_memcpy(this.memory + this.memsize, input, len)
if (isString) {
this.memory += input
} else if (isArrayBuffer) {
this.memory.set( input.subarray(0, len), this.memsize )
} else {
input.copy( this.memory, this.memsize, 0, len )
}
this.memsize += len
return this
}
if (this.memsize > 0) // some data left from previous update
{
// XXH_memcpy(this.memory + this.memsize, input, 16-this.memsize);
if (isString) {
this.memory += input.slice(0, 16 - this.memsize)
} else if (isArrayBuffer) {
this.memory.set( input.subarray(0, 16 - this.memsize), this.memsize )
} else {
input.copy( this.memory, this.memsize, 0, 16 - this.memsize )
}
var p32 = 0
if (isString) {
this.v1.xxh_update(
(this.memory.charCodeAt(p32+1) << 8) | this.memory.charCodeAt(p32)
, (this.memory.charCodeAt(p32+3) << 8) | this.memory.charCodeAt(p32+2)
)
p32 += 4
this.v2.xxh_update(
(this.memory.charCodeAt(p32+1) << 8) | this.memory.charCodeAt(p32)
, (this.memory.charCodeAt(p32+3) << 8) | this.memory.charCodeAt(p32+2)
)
p32 += 4
this.v3.xxh_update(
(this.memory.charCodeAt(p32+1) << 8) | this.memory.charCodeAt(p32)
, (this.memory.charCodeAt(p32+3) << 8) | this.memory.charCodeAt(p32+2)
)
p32 += 4
this.v4.xxh_update(
(this.memory.charCodeAt(p32+1) << 8) | this.memory.charCodeAt(p32)
, (this.memory.charCodeAt(p32+3) << 8) | this.memory.charCodeAt(p32+2)
)
} else {
this.v1.xxh_update(
(this.memory[p32+1] << 8) | this.memory[p32]
, (this.memory[p32+3] << 8) | this.memory[p32+2]
)
p32 += 4
this.v2.xxh_update(
(this.memory[p32+1] << 8) | this.memory[p32]
, (this.memory[p32+3] << 8) | this.memory[p32+2]
)
p32 += 4
this.v3.xxh_update(
(this.memory[p32+1] << 8) | this.memory[p32]
, (this.memory[p32+3] << 8) | this.memory[p32+2]
)
p32 += 4
this.v4.xxh_update(
(this.memory[p32+1] << 8) | this.memory[p32]
, (this.memory[p32+3] << 8) | this.memory[p32+2]
)
}
p += 16 - this.memsize
this.memsize = 0
if (isString) this.memory = ''
}
if (p <= bEnd - 16)
{
var limit = bEnd - 16
do
{
if (isString) {
this.v1.xxh_update(
(input.charCodeAt(p+1) << 8) | input.charCodeAt(p)
, (input.charCodeAt(p+3) << 8) | input.charCodeAt(p+2)
)
p += 4
this.v2.xxh_update(
(input.charCodeAt(p+1) << 8) | input.charCodeAt(p)
, (input.charCodeAt(p+3) << 8) | input.charCodeAt(p+2)
)
p += 4
this.v3.xxh_update(
(input.charCodeAt(p+1) << 8) | input.charCodeAt(p)
, (input.charCodeAt(p+3) << 8) | input.charCodeAt(p+2)
)
p += 4
this.v4.xxh_update(
(input.charCodeAt(p+1) << 8) | input.charCodeAt(p)
, (input.charCodeAt(p+3) << 8) | input.charCodeAt(p+2)
)
} else {
this.v1.xxh_update(
(input[p+1] << 8) | input[p]
, (input[p+3] << 8) | input[p+2]
)
p += 4
this.v2.xxh_update(
(input[p+1] << 8) | input[p]
, (input[p+3] << 8) | input[p+2]
)
p += 4
this.v3.xxh_update(
(input[p+1] << 8) | input[p]
, (input[p+3] << 8) | input[p+2]
)
p += 4
this.v4.xxh_update(
(input[p+1] << 8) | input[p]
, (input[p+3] << 8) | input[p+2]
)
}
p += 4
} while (p <= limit)
}
if (p < bEnd)
{
// XXH_memcpy(this.memory, p, bEnd-p);
if (isString) {
this.memory += input.slice(p)
} else if (isArrayBuffer) {
this.memory.set( input.subarray(p, bEnd), this.memsize )
} else {
input.copy( this.memory, this.memsize, p, bEnd )
}
this.memsize = bEnd - p
}
return this
}
/**
* Finalize the XXH computation. The XXH instance is ready for reuse for the given seed
* @method digest
* @return {UINT32} xxHash
*/
XXH.prototype.digest = function () {
var input = this.memory
var isString = typeof input == 'string'
var p = 0
var bEnd = this.memsize
var h32, h
var u = new UINT32
if (this.total_len >= 16)
{
h32 = this.v1.rotl(1).add( this.v2.rotl(7).add( this.v3.rotl(12).add( this.v4.rotl(18) ) ) )
}
else
{
h32 = this.seed.clone().add( PRIME32_5 )
}
h32.add( u.fromNumber(this.total_len) )
while (p <= bEnd - 4)
{
if (isString) {
u.fromBits(
(input.charCodeAt(p+1) << 8) | input.charCodeAt(p)
, (input.charCodeAt(p+3) << 8) | input.charCodeAt(p+2)
)
} else {
u.fromBits(
(input[p+1] << 8) | input[p]
, (input[p+3] << 8) | input[p+2]
)
}
h32
.add( u.multiply(PRIME32_3) )
.rotl(17)
.multiply( PRIME32_4 )
p += 4
}
while (p < bEnd)
{
u.fromBits( isString ? input.charCodeAt(p++) : input[p++], 0 )
h32
.add( u.multiply(PRIME32_5) )
.rotl(11)
.multiply(PRIME32_1)
}
h = h32.clone().shiftRight(15)
h32.xor(h).multiply(PRIME32_2)
h = h32.clone().shiftRight(13)
h32.xor(h).multiply(PRIME32_3)
h = h32.clone().shiftRight(16)
h32.xor(h)
// Reset the state
this.init( this.seed )
return h32
}
module.exports = XXH
/* WEBPACK VAR INJECTION */}.call(exports, __webpack_require__(0).Buffer))
/***/ }),
/* 4 */
/***/ (function(module, exports) {
var g;
// This works in non-strict mode
g = (function() {
return this;
})();
try {
// This works if eval is allowed (see CSP)
g = g || Function("return this")() || (1,eval)("this");
} catch(e) {
// This works if the window reference is available
if(typeof window === "object")
g = window;
}
// g can still be undefined, but nothing to do about it...
// We return undefined, instead of nothing here, so it's
// easier to handle this case. if(!global) { ...}
module.exports = g;
/***/ }),
/* 5 */
/***/ (function(module, exports, __webpack_require__) {
"use strict";
exports.byteLength = byteLength
exports.toByteArray = toByteArray
exports.fromByteArray = fromByteArray
var lookup = []
var revLookup = []
var Arr = typeof Uint8Array !== 'undefined' ? Uint8Array : Array
var code = 'ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/'
for (var i = 0, len = code.length; i < len; ++i) {
lookup[i] = code[i]
revLookup[code.charCodeAt(i)] = i
}
revLookup['-'.charCodeAt(0)] = 62
revLookup['_'.charCodeAt(0)] = 63
function placeHoldersCount (b64) {
var len = b64.length
if (len % 4 > 0) {
throw new Error('Invalid string. Length must be a multiple of 4')
}
// the number of equal signs (place holders)
// if there are two placeholders, than the two characters before it
// represent one byte
// if there is only one, then the three characters before it represent 2 bytes
// this is just a cheap hack to not do indexOf twice
return b64[len - 2] === '=' ? 2 : b64[len - 1] === '=' ? 1 : 0
}
function byteLength (b64) {
// base64 is 4/3 + up to two characters of the original data
return (b64.length * 3 / 4) - placeHoldersCount(b64)
}
function toByteArray (b64) {
var i, l, tmp, placeHolders, arr
var len = b64.length
placeHolders = placeHoldersCount(b64)
arr = new Arr((len * 3 / 4) - placeHolders)
// if there are placeholders, only get up to the last complete 4 chars
l = placeHolders > 0 ? len - 4 : len
var L = 0
for (i = 0; i < l; i += 4) {
tmp = (revLookup[b64.charCodeAt(i)] << 18) | (revLookup[b64.charCodeAt(i + 1)] << 12) | (revLookup[b64.charCodeAt(i + 2)] << 6) | revLookup[b64.charCodeAt(i + 3)]
arr[L++] = (tmp >> 16) & 0xFF
arr[L++] = (tmp >> 8) & 0xFF
arr[L++] = tmp & 0xFF
}
if (placeHolders === 2) {
tmp = (revLookup[b64.charCodeAt(i)] << 2) | (revLookup[b64.charCodeAt(i + 1)] >> 4)
arr[L++] = tmp & 0xFF
} else if (placeHolders === 1) {
tmp = (revLookup[b64.charCodeAt(i)] << 10) | (revLookup[b64.charCodeAt(i + 1)] << 4) | (revLookup[b64.charCodeAt(i + 2)] >> 2)
arr[L++] = (tmp >> 8) & 0xFF
arr[L++] = tmp & 0xFF
}
return arr
}
function tripletToBase64 (num) {
return lookup[num >> 18 & 0x3F] + lookup[num >> 12 & 0x3F] + lookup[num >> 6 & 0x3F] + lookup[num & 0x3F]
}
function encodeChunk (uint8, start, end) {
var tmp
var output = []
for (var i = start; i < end; i += 3) {
tmp = (uint8[i] << 16) + (uint8[i + 1] << 8) + (uint8[i + 2])
output.push(tripletToBase64(tmp))
}
return output.join('')
}
function fromByteArray (uint8) {
var tmp
var len = uint8.length
var extraBytes = len % 3 // if we have 1 byte left, pad 2 bytes
var output = ''
var parts = []
var maxChunkLength = 16383 // must be multiple of 3
// go through the array every three bytes, we'll deal with trailing stuff later
for (var i = 0, len2 = len - extraBytes; i < len2; i += maxChunkLength) {
parts.push(encodeChunk(uint8, i, (i + maxChunkLength) > len2 ? len2 : (i + maxChunkLength)))
}
// pad the end with zeros, but make sure to not forget the extra bytes
if (extraBytes === 1) {
tmp = uint8[len - 1]
output += lookup[tmp >> 2]
output += lookup[(tmp << 4) & 0x3F]
output += '=='
} else if (extraBytes === 2) {
tmp = (uint8[len - 2] << 8) + (uint8[len - 1])
output += lookup[tmp >> 10]
output += lookup[(tmp >> 4) & 0x3F]
output += lookup[(tmp << 2) & 0x3F]
output += '='
}
parts.push(output)
return parts.join('')
}
/***/ }),
/* 6 */
/***/ (function(module, exports) {
exports.read = function (buffer, offset, isLE, mLen, nBytes) {
var e, m
var eLen = nBytes * 8 - mLen - 1
var eMax = (1 << eLen) - 1
var eBias = eMax >> 1
var nBits = -7
var i = isLE ? (nBytes - 1) : 0
var d = isLE ? -1 : 1
var s = buffer[offset + i]
i += d
e = s & ((1 << (-nBits)) - 1)
s >>= (-nBits)
nBits += eLen
for (; nBits > 0; e = e * 256 + buffer[offset + i], i += d, nBits -= 8) {}
m = e & ((1 << (-nBits)) - 1)
e >>= (-nBits)
nBits += mLen
for (; nBits > 0; m = m * 256 + buffer[offset + i], i += d, nBits -= 8) {}
if (e === 0) {
e = 1 - eBias
} else if (e === eMax) {
return m ? NaN : ((s ? -1 : 1) * Infinity)
} else {
m = m + Math.pow(2, mLen)
e = e - eBias
}
return (s ? -1 : 1) * m * Math.pow(2, e - mLen)
}
exports.write = function (buffer, value, offset, isLE, mLen, nBytes) {
var e, m, c
var eLen = nBytes * 8 - mLen - 1
var eMax = (1 << eLen) - 1
var eBias = eMax >> 1
var rt = (mLen === 23 ? Math.pow(2, -24) - Math.pow(2, -77) : 0)
var i = isLE ? 0 : (nBytes - 1)
var d = isLE ? 1 : -1
var s = value < 0 || (value === 0 && 1 / value < 0) ? 1 : 0
value = Math.abs(value)
if (isNaN(value) || value === Infinity) {
m = isNaN(value) ? 1 : 0
e = eMax
} else {
e = Math.floor(Math.log(value) / Math.LN2)
if (value * (c = Math.pow(2, -e)) < 1) {
e--
c *= 2
}
if (e + eBias >= 1) {
value += rt / c
} else {
value += rt * Math.pow(2, 1 - eBias)
}
if (value * c >= 2) {
e++
c /= 2
}
if (e + eBias >= eMax) {
m = 0
e = eMax
} else if (e + eBias >= 1) {
m = (value * c - 1) * Math.pow(2, mLen)
e = e + eBias
} else {
m = value * Math.pow(2, eBias - 1) * Math.pow(2, mLen)
e = 0
}
}
for (; mLen >= 8; buffer[offset + i] = m & 0xff, i += d, m /= 256, mLen -= 8) {}
e = (e << mLen) | m
eLen += mLen
for (; eLen > 0; buffer[offset + i] = e & 0xff, i += d, e /= 256, eLen -= 8) {}
buffer[offset + i - d] |= s * 128
}
/***/ }),
/* 7 */
/***/ (function(module, exports) {
var toString = {}.toString;
module.exports = Array.isArray || function (arr) {
return toString.call(arr) == '[object Array]';
};
/***/ }),
/* 8 */
/***/ (function(module, exports, __webpack_require__) {
var __WEBPACK_AMD_DEFINE_ARRAY__, __WEBPACK_AMD_DEFINE_RESULT__;/**
C-like unsigned 32 bits integers in Javascript
Copyright (C) 2013, Pierre Curto
MIT license
*/
;(function (root) {
// Local cache for typical radices
var radixPowerCache = {
36: UINT32( Math.pow(36, 5) )
, 16: UINT32( Math.pow(16, 7) )
, 10: UINT32( Math.pow(10, 9) )
, 2: UINT32( Math.pow(2, 30) )
}
var radixCache = {
36: UINT32(36)
, 16: UINT32(16)
, 10: UINT32(10)
, 2: UINT32(2)
}
/**
* Represents an unsigned 32 bits integer
* @constructor
* @param {Number|String|Number} low bits | integer as a string | integer as a number
* @param {Number|Number|Undefined} high bits | radix (optional, default=10)
* @return
*/
function UINT32 (l, h) {
if ( !(this instanceof UINT32) )
return new UINT32(l, h)
this._low = 0
this._high = 0
this.remainder = null
if (typeof h == 'undefined')
return fromNumber.call(this, l)
if (typeof l == 'string')
return fromString.call(this, l, h)
fromBits.call(this, l, h)
}
/**
* Set the current _UINT32_ object with its low and high bits
* @method fromBits
* @param {Number} low bits
* @param {Number} high bits
* @return ThisExpression
*/
function fromBits (l, h) {
this._low = l | 0
this._high = h | 0
return this
}
UINT32.prototype.fromBits = fromBits
/**
* Set the current _UINT32_ object from a number
* @method fromNumber
* @param {Number} number
* @return ThisExpression
*/
function fromNumber (value) {
this._low = value & 0xFFFF
this._high = value >>> 16
return this
}
UINT32.prototype.fromNumber = fromNumber
/**
* Set the current _UINT32_ object from a string
* @method fromString
* @param {String} integer as a string
* @param {Number} radix (optional, default=10)
* @return ThisExpression
*/
function fromString (s, radix) {
var value = parseInt(s, radix || 10)
this._low = value & 0xFFFF
this._high = value >>> 16
return this
}
UINT32.prototype.fromString = fromString
/**
* Convert this _UINT32_ to a number
* @method toNumber
* @return {Number} the converted UINT32
*/
UINT32.prototype.toNumber = function () {
return (this._high * 65536) + this._low
}
/**
* Convert this _UINT32_ to a string
* @method toString
* @param {Number} radix (optional, default=10)
* @return {String} the converted UINT32
*/
UINT32.prototype.toString = function (radix) {
return this.toNumber().toString(radix || 10)
}
/**
* Add two _UINT32_. The current _UINT32_ stores the result
* @method add
* @param {Object} other UINT32
* @return ThisExpression
*/
UINT32.prototype.add = function (other) {
var a00 = this._low + other._low
var a16 = a00 >>> 16
a16 += this._high + other._high
this._low = a00 & 0xFFFF
this._high = a16 & 0xFFFF
return this
}
/**
* Subtract two _UINT32_. The current _UINT32_ stores the result
* @method subtract
* @param {Object} other UINT32
* @return ThisExpression
*/
UINT32.prototype.subtract = function (other) {
//TODO inline
return this.add( other.clone().negate() )
}
/**
* Multiply two _UINT32_. The current _UINT32_ stores the result
* @method multiply
* @param {Object} other UINT32
* @return ThisExpression
*/
UINT32.prototype.multiply = function (other) {
/*
a = a00 + a16
b = b00 + b16
a*b = (a00 + a16)(b00 + b16)
= a00b00 + a00b16 + a16b00 + a16b16
a16b16 overflows the 32bits
*/
var a16 = this._high
var a00 = this._low
var b16 = other._high
var b00 = other._low
/* Removed to increase speed under normal circumstances (i.e. not multiplying by 0 or 1)
// this == 0 or other == 1: nothing to do
if ((a00 == 0 && a16 == 0) || (b00 == 1 && b16 == 0)) return this
// other == 0 or this == 1: this = other
if ((b00 == 0 && b16 == 0) || (a00 == 1 && a16 == 0)) {
this._low = other._low
this._high = other._high
return this
}
*/
var c16, c00
c00 = a00 * b00
c16 = c00 >>> 16
c16 += a16 * b00
c16 &= 0xFFFF // Not required but improves performance
c16 += a00 * b16
this._low = c00 & 0xFFFF
this._high = c16 & 0xFFFF
return this
}
/**
* Divide two _UINT32_. The current _UINT32_ stores the result.
* The remainder is made available as the _remainder_ property on
* the _UINT32_ object. It can be null, meaning there are no remainder.
* @method div
* @param {Object} other UINT32
* @return ThisExpression
*/
UINT32.prototype.div = function (other) {
if ( (other._low == 0) && (other._high == 0) ) throw Error('division by zero')
// other == 1
if (other._high == 0 && other._low == 1) {
this.remainder = new UINT32(0)
return this
}
// other > this: 0
if ( other.gt(this) ) {
this.remainder = this.clone()
this._low = 0
this._high = 0
return this
}
// other == this: 1
if ( this.eq(other) ) {
this.remainder = new UINT32(0)
this._low = 1
this._high = 0
return this
}
// Shift the divisor left until it is higher than the dividend
var _other = other.clone()
var i = -1
while ( !this.lt(_other) ) {
// High bit can overflow the default 16bits
// Its ok since we right shift after this loop
// The overflown bit must be kept though
_other.shiftLeft(1, true)
i++
}
// Set the remainder
this.remainder = this.clone()
// Initialize the current result to 0
this._low = 0
this._high = 0
for (; i >= 0; i--) {
_other.shiftRight(1)
// If shifted divisor is smaller than the dividend
// then subtract it from the dividend
if ( !this.remainder.lt(_other) ) {
this.remainder.subtract(_other)
// Update the current result
if (i >= 16) {
this._high |= 1 << (i - 16)
} else {
this._low |= 1 << i
}
}
}
return this
}
/**
* Negate the current _UINT32_
* @method negate
* @return ThisExpression
*/
UINT32.prototype.negate = function () {
var v = ( ~this._low & 0xFFFF ) + 1
this._low = v & 0xFFFF
this._high = (~this._high + (v >>> 16)) & 0xFFFF
return this
}
/**
* Equals
* @method eq
* @param {Object} other UINT32
* @return {Boolean}
*/
UINT32.prototype.equals = UINT32.prototype.eq = function (other) {
return (this._low == other._low) && (this._high == other._high)
}
/**
* Greater than (strict)
* @method gt
* @param {Object} other UINT32
* @return {Boolean}
*/
UINT32.prototype.greaterThan = UINT32.prototype.gt = function (other) {
if (this._high > other._high) return true
if (this._high < other._high) return false
return this._low > other._low
}
/**
* Less than (strict)
* @method lt
* @param {Object} other UINT32
* @return {Boolean}
*/
UINT32.prototype.lessThan = UINT32.prototype.lt = function (other) {
if (this._high < other._high) return true
if (this._high > other._high) return false
return this._low < other._low
}
/**
* Bitwise OR
* @method or
* @param {Object} other UINT32
* @return ThisExpression
*/
UINT32.prototype.or = function (other) {
this._low |= other._low
this._high |= other._high
return this
}
/**
* Bitwise AND
* @method and
* @param {Object} other UINT32
* @return ThisExpression
*/
UINT32.prototype.and = function (other) {
this._low &= other._low
this._high &= other._high
return this
}
/**
* Bitwise NOT
* @method not
* @return ThisExpression
*/
UINT32.prototype.not = function() {
this._low = ~this._low & 0xFFFF
this._high = ~this._high & 0xFFFF
return this
}
/**
* Bitwise XOR
* @method xor
* @param {Object} other UINT32
* @return ThisExpression
*/
UINT32.prototype.xor = function (other) {
this._low ^= other._low
this._high ^= other._high
return this
}
/**
* Bitwise shift right
* @method shiftRight
* @param {Number} number of bits to shift
* @return ThisExpression
*/
UINT32.prototype.shiftRight = UINT32.prototype.shiftr = function (n) {
if (n > 16) {
this._low = this._high >> (n - 16)
this._high = 0
} else if (n == 16) {
this._low = this._high
this._high = 0
} else {
this._low = (this._low >> n) | ( (this._high << (16-n)) & 0xFFFF )
this._high >>= n
}
return this
}
/**
* Bitwise shift left
* @method shiftLeft
* @param {Number} number of bits to shift
* @param {Boolean} allow overflow
* @return ThisExpression
*/
UINT32.prototype.shiftLeft = UINT32.prototype.shiftl = function (n, allowOverflow) {
if (n > 16) {
this._high = this._low << (n - 16)
this._low = 0
if (!allowOverflow) {
this._high &= 0xFFFF
}
} else if (n == 16) {
this._high = this._low
this._low = 0
} else {
this._high = (this._high << n) | (this._low >> (16-n))
this._low = (this._low << n) & 0xFFFF
if (!allowOverflow) {
// Overflow only allowed on the high bits...
this._high &= 0xFFFF
}
}
return this
}
/**
* Bitwise rotate left
* @method rotl
* @param {Number} number of bits to rotate
* @return ThisExpression
*/
UINT32.prototype.rotateLeft = UINT32.prototype.rotl = function (n) {
var v = (this._high << 16) | this._low
v = (v << n) | (v >>> (32 - n))
this._low = v & 0xFFFF
this._high = v >>> 16
return this
}
/**
* Bitwise rotate right
* @method rotr
* @param {Number} number of bits to rotate
* @return ThisExpression
*/
UINT32.prototype.rotateRight = UINT32.prototype.rotr = function (n) {
var v = (this._high << 16) | this._low
v = (v >>> n) | (v << (32 - n))
this._low = v & 0xFFFF
this._high = v >>> 16
return this
}
/**
* Clone the current _UINT32_
* @method clone
* @return {Object} cloned UINT32
*/
UINT32.prototype.clone = function () {
return new UINT32(this._low, this._high)
}
if (true) {
// AMD / RequireJS
!(__WEBPACK_AMD_DEFINE_ARRAY__ = [], __WEBPACK_AMD_DEFINE_RESULT__ = (function () {
return UINT32
}).apply(exports, __WEBPACK_AMD_DEFINE_ARRAY__),
__WEBPACK_AMD_DEFINE_RESULT__ !== undefined && (module.exports = __WEBPACK_AMD_DEFINE_RESULT__))
} else if (typeof module != 'undefined' && module.exports) {
// Node.js
module.exports = UINT32
} else {
// Browser
root['UINT32'] = UINT32
}
})(this)
/***/ }),
/* 9 */
/***/ (function(module, exports, __webpack_require__) {
var __WEBPACK_AMD_DEFINE_ARRAY__, __WEBPACK_AMD_DEFINE_RESULT__;/**
C-like unsigned 64 bits integers in Javascript
Copyright (C) 2013, Pierre Curto
MIT license
*/
;(function (root) {
// Local cache for typical radices
var radixPowerCache = {
16: UINT64( Math.pow(16, 5) )
, 10: UINT64( Math.pow(10, 5) )
, 2: UINT64( Math.pow(2, 5) )
}
var radixCache = {
16: UINT64(16)
, 10: UINT64(10)
, 2: UINT64(2)
}
/**
* Represents an unsigned 64 bits integer
* @constructor
* @param {Number} first low bits (8)
* @param {Number} second low bits (8)
* @param {Number} first high bits (8)
* @param {Number} second high bits (8)
* or
* @param {Number} low bits (32)
* @param {Number} high bits (32)
* or
* @param {String|Number} integer as a string | integer as a number
* @param {Number|Undefined} radix (optional, default=10)
* @return
*/
function UINT64 (a00, a16, a32, a48) {
if ( !(this instanceof UINT64) )
return new UINT64(a00, a16, a32, a48)
this.remainder = null
if (typeof a00 == 'string')
return fromString.call(this, a00, a16)
if (typeof a16 == 'undefined')
return fromNumber.call(this, a00)
fromBits.apply(this, arguments)
}
/**
* Set the current _UINT64_ object with its low and high bits
* @method fromBits
* @param {Number} first low bits (8)
* @param {Number} second low bits (8)
* @param {Number} first high bits (8)
* @param {Number} second high bits (8)
* or
* @param {Number} low bits (32)
* @param {Number} high bits (32)
* @return ThisExpression
*/
function fromBits (a00, a16, a32, a48) {
if (typeof a32 == 'undefined') {
this._a00 = a00 & 0xFFFF
this._a16 = a00 >>> 16
this._a32 = a16 & 0xFFFF
this._a48 = a16 >>> 16
return this
}
this._a00 = a00 | 0
this._a16 = a16 | 0
this._a32 = a32 | 0
this._a48 = a48 | 0
return this
}
UINT64.prototype.fromBits = fromBits
/**
* Set the current _UINT64_ object from a number
* @method fromNumber
* @param {Number} number
* @return ThisExpression
*/
function fromNumber (value) {
this._a00 = value & 0xFFFF
this._a16 = value >>> 16
this._a32 = 0
this._a48 = 0
return this
}
UINT64.prototype.fromNumber = fromNumber
/**
* Set the current _UINT64_ object from a string
* @method fromString
* @param {String} integer as a string
* @param {Number} radix (optional, default=10)
* @return ThisExpression
*/
function fromString (s, radix) {
radix = radix || 10
this._a00 = 0
this._a16 = 0
this._a32 = 0
this._a48 = 0
/*
In Javascript, bitwise operators only operate on the first 32 bits
of a number, even though parseInt() encodes numbers with a 53 bits
mantissa.
Therefore UINT64(<Number>) can only work on 32 bits.
The radix maximum value is 36 (as per ECMA specs) (26 letters + 10 digits)
maximum input value is m = 32bits as 1 = 2^32 - 1
So the maximum substring length n is:
36^(n+1) - 1 = 2^32 - 1
36^(n+1) = 2^32
(n+1)ln(36) = 32ln(2)
n = 32ln(2)/ln(36) - 1
n = 5.189644915687692
n = 5
*/
var radixUint = radixPowerCache[radix] || new UINT64( Math.pow(radix, 5) )
for (var i = 0, len = s.length; i < len; i += 5) {
var size = Math.min(5, len - i)
var value = parseInt( s.slice(i, i + size), radix )
this.multiply(
size < 5
? new UINT64( Math.pow(radix, size) )
: radixUint
)
.add( new UINT64(value) )
}
return this
}
UINT64.prototype.fromString = fromString
/**
* Convert this _UINT64_ to a number (last 32 bits are dropped)
* @method toNumber
* @return {Number} the converted UINT64
*/
UINT64.prototype.toNumber = function () {
return (this._a16 * 65536) + this._a00
}
/**
* Convert this _UINT64_ to a string
* @method toString
* @param {Number} radix (optional, default=10)
* @return {String} the converted UINT64
*/
UINT64.prototype.toString = function (radix) {
radix = radix || 10
var radixUint = radixCache[radix] || new UINT64(radix)
if ( !this.gt(radixUint) ) return this.toNumber().toString(radix)
var self = this.clone()
var res = new Array(64)
for (var i = 63; i >= 0; i--) {
self.div(radixUint)
res[i] = self.remainder.toNumber().toString(radix)
if ( !self.gt(radixUint) ) break
}
res[i-1] = self.toNumber().toString(radix)
return res.join('')
}
/**
* Add two _UINT64_. The current _UINT64_ stores the result
* @method add
* @param {Object} other UINT64
* @return ThisExpression
*/
UINT64.prototype.add = function (other) {
var a00 = this._a00 + other._a00
var a16 = a00 >>> 16
a16 += this._a16 + other._a16
var a32 = a16 >>> 16
a32 += this._a32 + other._a32
var a48 = a32 >>> 16
a48 += this._a48 + other._a48
this._a00 = a00 & 0xFFFF
this._a16 = a16 & 0xFFFF
this._a32 = a32 & 0xFFFF
this._a48 = a48 & 0xFFFF
return this
}
/**
* Subtract two _UINT64_. The current _UINT64_ stores the result
* @method subtract
* @param {Object} other UINT64
* @return ThisExpression
*/
UINT64.prototype.subtract = function (other) {
return this.add( other.clone().negate() )
}
/**
* Multiply two _UINT64_. The current _UINT64_ stores the result
* @method multiply
* @param {Object} other UINT64
* @return ThisExpression
*/
UINT64.prototype.multiply = function (other) {
/*
a = a00 + a16 + a32 + a48
b = b00 + b16 + b32 + b48
a*b = (a00 + a16 + a32 + a48)(b00 + b16 + b32 + b48)
= a00b00 + a00b16 + a00b32 + a00b48
+ a16b00 + a16b16 + a16b32 + a16b48
+ a32b00 + a32b16 + a32b32 + a32b48
+ a48b00 + a48b16 + a48b32 + a48b48
a16b48, a32b32, a48b16, a48b32 and a48b48 overflow the 64 bits
so it comes down to:
a*b = a00b00 + a00b16 + a00b32 + a00b48
+ a16b00 + a16b16 + a16b32
+ a32b00 + a32b16
+ a48b00
= a00b00
+ a00b16 + a16b00
+ a00b32 + a16b16 + a32b00
+ a00b48 + a16b32 + a32b16 + a48b00
*/
var a00 = this._a00
var a16 = this._a16
var a32 = this._a32
var a48 = this._a48
var b00 = other._a00
var b16 = other._a16
var b32 = other._a32
var b48 = other._a48
var c00 = a00 * b00
var c16 = c00 >>> 16
c16 += a00 * b16
var c32 = c16 >>> 16
c16 &= 0xFFFF
c16 += a16 * b00
c32 += c16 >>> 16
c32 += a00 * b32
var c48 = c32 >>> 16
c32 &= 0xFFFF
c32 += a16 * b16
c48 += c32 >>> 16
c32 &= 0xFFFF
c32 += a32 * b00
c48 += c32 >>> 16
c48 += a00 * b48
c48 &= 0xFFFF
c48 += a16 * b32
c48 &= 0xFFFF
c48 += a32 * b16
c48 &= 0xFFFF
c48 += a48 * b00
this._a00 = c00 & 0xFFFF
this._a16 = c16 & 0xFFFF
this._a32 = c32 & 0xFFFF
this._a48 = c48 & 0xFFFF
return this
}
/**
* Divide two _UINT64_. The current _UINT64_ stores the result.
* The remainder is made available as the _remainder_ property on
* the _UINT64_ object. It can be null, meaning there are no remainder.
* @method div
* @param {Object} other UINT64
* @return ThisExpression
*/
UINT64.prototype.div = function (other) {
if ( (other._a16 == 0) && (other._a32 == 0) && (other._a48 == 0) ) {
if (other._a00 == 0) throw Error('division by zero')
// other == 1: this
if (other._a00 == 1) {
this.remainder = new UINT64(0)
return this
}
}
// other > this: 0
if ( other.gt(this) ) {
this.remainder = this.clone()
this._a00 = 0
this._a16 = 0
this._a32 = 0
this._a48 = 0
return this
}
// other == this: 1
if ( this.eq(other) ) {
this.remainder = new UINT64(0)
this._a00 = 1
this._a16 = 0
this._a32 = 0
this._a48 = 0
return this
}
// Shift the divisor left until it is higher than the dividend
var _other = other.clone()
var i = -1
while ( !this.lt(_other) ) {
// High bit can overflow the default 16bits
// Its ok since we right shift after this loop
// The overflown bit must be kept though
_other.shiftLeft(1, true)
i++
}
// Set the remainder
this.remainder = this.clone()
// Initialize the current result to 0
this._a00 = 0
this._a16 = 0
this._a32 = 0
this._a48 = 0
for (; i >= 0; i--) {
_other.shiftRight(1)
// If shifted divisor is smaller than the dividend
// then subtract it from the dividend
if ( !this.remainder.lt(_other) ) {
this.remainder.subtract(_other)
// Update the current result
if (i >= 48) {
this._a48 |= 1 << (i - 48)
} else if (i >= 32) {
this._a32 |= 1 << (i - 32)
} else if (i >= 16) {
this._a16 |= 1 << (i - 16)
} else {
this._a00 |= 1 << i
}
}
}
return this
}
/**
* Negate the current _UINT64_
* @method negate
* @return ThisExpression
*/
UINT64.prototype.negate = function () {
var v = ( ~this._a00 & 0xFFFF ) + 1
this._a00 = v & 0xFFFF
v = (~this._a16 & 0xFFFF) + (v >>> 16)
this._a16 = v & 0xFFFF
v = (~this._a32 & 0xFFFF) + (v >>> 16)
this._a32 = v & 0xFFFF
this._a48 = (~this._a48 + (v >>> 16)) & 0xFFFF
return this
}
/**
* @method eq
* @param {Object} other UINT64
* @return {Boolean}
*/
UINT64.prototype.equals = UINT64.prototype.eq = function (other) {
return (this._a48 == other._a48) && (this._a00 == other._a00)
&& (this._a32 == other._a32) && (this._a16 == other._a16)
}
/**
* Greater than (strict)
* @method gt
* @param {Object} other UINT64
* @return {Boolean}
*/
UINT64.prototype.greaterThan = UINT64.prototype.gt = function (other) {
if (this._a48 > other._a48) return true
if (this._a48 < other._a48) return false
if (this._a32 > other._a32) return true
if (this._a32 < other._a32) return false
if (this._a16 > other._a16) return true
if (this._a16 < other._a16) return false
return this._a00 > other._a00
}
/**
* Less than (strict)
* @method lt
* @param {Object} other UINT64
* @return {Boolean}
*/
UINT64.prototype.lessThan = UINT64.prototype.lt = function (other) {
if (this._a48 < other._a48) return true
if (this._a48 > other._a48) return false
if (this._a32 < other._a32) return true
if (this._a32 > other._a32) return false
if (this._a16 < other._a16) return true
if (this._a16 > other._a16) return false
return this._a00 < other._a00
}
/**
* Bitwise OR
* @method or
* @param {Object} other UINT64
* @return ThisExpression
*/
UINT64.prototype.or = function (other) {
this._a00 |= other._a00
this._a16 |= other._a16
this._a32 |= other._a32
this._a48 |= other._a48
return this
}
/**
* Bitwise AND
* @method and
* @param {Object} other UINT64
* @return ThisExpression
*/
UINT64.prototype.and = function (other) {
this._a00 &= other._a00
this._a16 &= other._a16
this._a32 &= other._a32
this._a48 &= other._a48
return this
}
/**
* Bitwise XOR
* @method xor
* @param {Object} other UINT64
* @return ThisExpression
*/
UINT64.prototype.xor = function (other) {
this._a00 ^= other._a00
this._a16 ^= other._a16
this._a32 ^= other._a32
this._a48 ^= other._a48
return this
}
/**
* Bitwise NOT
* @method not
* @return ThisExpression
*/
UINT64.prototype.not = function() {
this._a00 = ~this._a00 & 0xFFFF
this._a16 = ~this._a16 & 0xFFFF
this._a32 = ~this._a32 & 0xFFFF
this._a48 = ~this._a48 & 0xFFFF
return this
}
/**
* Bitwise shift right
* @method shiftRight
* @param {Number} number of bits to shift
* @return ThisExpression
*/
UINT64.prototype.shiftRight = UINT64.prototype.shiftr = function (n) {
n %= 64
if (n >= 48) {
this._a00 = this._a48 >> (n - 48)
this._a16 = 0
this._a32 = 0
this._a48 = 0
} else if (n >= 32) {
n -= 32
this._a00 = ( (this._a32 >> n) | (this._a48 << (16-n)) ) & 0xFFFF
this._a16 = (this._a48 >> n) & 0xFFFF
this._a32 = 0
this._a48 = 0
} else if (n >= 16) {
n -= 16
this._a00 = ( (this._a16 >> n) | (this._a32 << (16-n)) ) & 0xFFFF
this._a16 = ( (this._a32 >> n) | (this._a48 << (16-n)) ) & 0xFFFF
this._a32 = (this._a48 >> n) & 0xFFFF
this._a48 = 0
} else {
this._a00 = ( (this._a00 >> n) | (this._a16 << (16-n)) ) & 0xFFFF
this._a16 = ( (this._a16 >> n) | (this._a32 << (16-n)) ) & 0xFFFF
this._a32 = ( (this._a32 >> n) | (this._a48 << (16-n)) ) & 0xFFFF
this._a48 = (this._a48 >> n) & 0xFFFF
}
return this
}
/**
* Bitwise shift left
* @method shiftLeft
* @param {Number} number of bits to shift
* @param {Boolean} allow overflow
* @return ThisExpression
*/
UINT64.prototype.shiftLeft = UINT64.prototype.shiftl = function (n, allowOverflow) {
n %= 64
if (n >= 48) {
this._a48 = this._a00 << (n - 48)
this._a32 = 0
this._a16 = 0
this._a00 = 0
} else if (n >= 32) {
n -= 32
this._a48 = (this._a16 << n) | (this._a00 >> (16-n))
this._a32 = (this._a00 << n) & 0xFFFF
this._a16 = 0
this._a00 = 0
} else if (n >= 16) {
n -= 16
this._a48 = (this._a32 << n) | (this._a16 >> (16-n))
this._a32 = ( (this._a16 << n) | (this._a00 >> (16-n)) ) & 0xFFFF
this._a16 = (this._a00 << n) & 0xFFFF
this._a00 = 0
} else {
this._a48 = (this._a48 << n) | (this._a32 >> (16-n))
this._a32 = ( (this._a32 << n) | (this._a16 >> (16-n)) ) & 0xFFFF
this._a16 = ( (this._a16 << n) | (this._a00 >> (16-n)) ) & 0xFFFF
this._a00 = (this._a00 << n) & 0xFFFF
}
if (!allowOverflow) {
this._a48 &= 0xFFFF
}
return this
}
/**
* Bitwise rotate left
* @method rotl
* @param {Number} number of bits to rotate
* @return ThisExpression
*/
UINT64.prototype.rotateLeft = UINT64.prototype.rotl = function (n) {
n %= 64
if (n == 0) return this
if (n >= 32) {
// A.B.C.D
// B.C.D.A rotl(16)
// C.D.A.B rotl(32)
var v = this._a00
this._a00 = this._a32
this._a32 = v
v = this._a48
this._a48 = this._a16
this._a16 = v
if (n == 32) return this
n -= 32
}
var high = (this._a48 << 16) | this._a32
var low = (this._a16 << 16) | this._a00
var _high = (high << n) | (low >>> (32 - n))
var _low = (low << n) | (high >>> (32 - n))
this._a00 = _low & 0xFFFF
this._a16 = _low >>> 16
this._a32 = _high & 0xFFFF
this._a48 = _high >>> 16
return this
}
/**
* Bitwise rotate right
* @method rotr
* @param {Number} number of bits to rotate
* @return ThisExpression
*/
UINT64.prototype.rotateRight = UINT64.prototype.rotr = function (n) {
n %= 64
if (n == 0) return this
if (n >= 32) {
// A.B.C.D
// D.A.B.C rotr(16)
// C.D.A.B rotr(32)
var v = this._a00
this._a00 = this._a32
this._a32 = v
v = this._a48
this._a48 = this._a16
this._a16 = v
if (n == 32) return this
n -= 32
}
var high = (this._a48 << 16) | this._a32
var low = (this._a16 << 16) | this._a00
var _high = (high >>> n) | (low << (32 - n))
var _low = (low >>> n) | (high << (32 - n))
this._a00 = _low & 0xFFFF
this._a16 = _low >>> 16
this._a32 = _high & 0xFFFF
this._a48 = _high >>> 16
return this
}
/**
* Clone the current _UINT64_
* @method clone
* @return {Object} cloned UINT64
*/
UINT64.prototype.clone = function () {
return new UINT64(this._a00, this._a16, this._a32, this._a48)
}
if (true) {
// AMD / RequireJS
!(__WEBPACK_AMD_DEFINE_ARRAY__ = [], __WEBPACK_AMD_DEFINE_RESULT__ = (function () {
return UINT64
}).apply(exports, __WEBPACK_AMD_DEFINE_ARRAY__),
__WEBPACK_AMD_DEFINE_RESULT__ !== undefined && (module.exports = __WEBPACK_AMD_DEFINE_RESULT__))
} else if (typeof module != 'undefined' && module.exports) {
// Node.js
module.exports = UINT64
} else {
// Browser
root['UINT64'] = UINT64
}
})(this)
/***/ }),
/* 10 */
/***/ (function(module, exports, __webpack_require__) {
/* WEBPACK VAR INJECTION */(function(Buffer) {/**
xxHash64 implementation in pure Javascript
Copyright (C) 2016, Pierre Curto
MIT license
*/
var UINT64 = __webpack_require__(1).UINT64
/*
* Constants
*/
var PRIME64_1 = UINT64( '11400714785074694791' )
var PRIME64_2 = UINT64( '14029467366897019727' )
var PRIME64_3 = UINT64( '1609587929392839161' )
var PRIME64_4 = UINT64( '9650029242287828579' )
var PRIME64_5 = UINT64( '2870177450012600261' )
/**
* Convert string to proper UTF-8 array
* @param str Input string
* @returns {Uint8Array} UTF8 array is returned as uint8 array
*/
function toUTF8Array (str) {
var utf8 = []
for (var i=0, n=str.length; i < n; i++) {
var charcode = str.charCodeAt(i)
if (charcode < 0x80) utf8.push(charcode)
else if (charcode < 0x800) {
utf8.push(0xc0 | (charcode >> 6),
0x80 | (charcode & 0x3f))
}
else if (charcode < 0xd800 || charcode >= 0xe000) {
utf8.push(0xe0 | (charcode >> 12),
0x80 | ((charcode>>6) & 0x3f),
0x80 | (charcode & 0x3f))
}
// surrogate pair
else {
i++;
// UTF-16 encodes 0x10000-0x10FFFF by
// subtracting 0x10000 and splitting the
// 20 bits of 0x0-0xFFFFF into two halves
charcode = 0x10000 + (((charcode & 0x3ff)<<10)
| (str.charCodeAt(i) & 0x3ff))
utf8.push(0xf0 | (charcode >>18),
0x80 | ((charcode>>12) & 0x3f),
0x80 | ((charcode>>6) & 0x3f),
0x80 | (charcode & 0x3f))
}
}
return new Uint8Array(utf8)
}
/**
* XXH64 object used as a constructor or a function
* @constructor
* or
* @param {Object|String} input data
* @param {Number|UINT64} seed
* @return ThisExpression
* or
* @return {UINT64} xxHash
*/
function XXH64 () {
if (arguments.length == 2)
return new XXH64( arguments[1] ).update( arguments[0] ).digest()
if (!(this instanceof XXH64))
return new XXH64( arguments[0] )
init.call(this, arguments[0])
}
/**
* Initialize the XXH64 instance with the given seed
* @method init
* @param {Number|Object} seed as a number or an unsigned 32 bits integer
* @return ThisExpression
*/
function init (seed) {
this.seed = seed instanceof UINT64 ? seed.clone() : UINT64(seed)
this.v1 = this.seed.clone().add(PRIME64_1).add(PRIME64_2)
this.v2 = this.seed.clone().add(PRIME64_2)
this.v3 = this.seed.clone()
this.v4 = this.seed.clone().subtract(PRIME64_1)
this.total_len = 0
this.memsize = 0
this.memory = null
return this
}
XXH64.prototype.init = init
/**
* Add data to be computed for the XXH64 hash
* @method update
* @param {String|Buffer|ArrayBuffer} input as a string or nodejs Buffer or ArrayBuffer
* @return ThisExpression
*/
XXH64.prototype.update = function (input) {
var isString = typeof input == 'string'
var isArrayBuffer
// Convert all strings to utf-8 first (issue #5)
if (isString) {
input = toUTF8Array(input)
isString = false
isArrayBuffer = true
}
if (typeof ArrayBuffer !== "undefined" && input instanceof ArrayBuffer)
{
isArrayBuffer = true
input = new Uint8Array(input);
}
var p = 0
var len = input.length
var bEnd = p + len
if (len == 0) return this
this.total_len += len
if (this.memsize == 0)
{
if (isString) {
this.memory = ''
} else if (isArrayBuffer) {
this.memory = new Uint8Array(32)
} else {
this.memory = new Buffer(32)
}
}
if (this.memsize + len < 32) // fill in tmp buffer
{
// XXH64_memcpy(this.memory + this.memsize, input, len)
if (isString) {
this.memory += input
} else if (isArrayBuffer) {
this.memory.set( input.subarray(0, len), this.memsize )
} else {
input.copy( this.memory, this.memsize, 0, len )
}
this.memsize += len
return this
}
if (this.memsize > 0) // some data left from previous update
{
// XXH64_memcpy(this.memory + this.memsize, input, 16-this.memsize);
if (isString) {
this.memory += input.slice(0, 32 - this.memsize)
} else if (isArrayBuffer) {
this.memory.set( input.subarray(0, 32 - this.memsize), this.memsize )
} else {
input.copy( this.memory, this.memsize, 0, 32 - this.memsize )
}
var p64 = 0
if (isString) {
var other
other = UINT64(
(this.memory.charCodeAt(p64+1) << 8) | this.memory.charCodeAt(p64)
, (this.memory.charCodeAt(p64+3) << 8) | this.memory.charCodeAt(p64+2)
, (this.memory.charCodeAt(p64+5) << 8) | this.memory.charCodeAt(p64+4)
, (this.memory.charCodeAt(p64+7) << 8) | this.memory.charCodeAt(p64+6)
)
this.v1.add( other.multiply(PRIME64_2) ).rotl(31).multiply(PRIME64_1);
p64 += 8
other = UINT64(
(this.memory.charCodeAt(p64+1) << 8) | this.memory.charCodeAt(p64)
, (this.memory.charCodeAt(p64+3) << 8) | this.memory.charCodeAt(p64+2)
, (this.memory.charCodeAt(p64+5) << 8) | this.memory.charCodeAt(p64+4)
, (this.memory.charCodeAt(p64+7) << 8) | this.memory.charCodeAt(p64+6)
)
this.v2.add( other.multiply(PRIME64_2) ).rotl(31).multiply(PRIME64_1);
p64 += 8
other = UINT64(
(this.memory.charCodeAt(p64+1) << 8) | this.memory.charCodeAt(p64)
, (this.memory.charCodeAt(p64+3) << 8) | this.memory.charCodeAt(p64+2)
, (this.memory.charCodeAt(p64+5) << 8) | this.memory.charCodeAt(p64+4)
, (this.memory.charCodeAt(p64+7) << 8) | this.memory.charCodeAt(p64+6)
)
this.v3.add( other.multiply(PRIME64_2) ).rotl(31).multiply(PRIME64_1);
p64 += 8
other = UINT64(
(this.memory.charCodeAt(p64+1) << 8) | this.memory.charCodeAt(p64)
, (this.memory.charCodeAt(p64+3) << 8) | this.memory.charCodeAt(p64+2)
, (this.memory.charCodeAt(p64+5) << 8) | this.memory.charCodeAt(p64+4)
, (this.memory.charCodeAt(p64+7) << 8) | this.memory.charCodeAt(p64+6)
)
this.v4.add( other.multiply(PRIME64_2) ).rotl(31).multiply(PRIME64_1);
} else {
var other
other = UINT64(
(this.memory[p64+1] << 8) | this.memory[p64]
, (this.memory[p64+3] << 8) | this.memory[p64+2]
, (this.memory[p64+5] << 8) | this.memory[p64+4]
, (this.memory[p64+7] << 8) | this.memory[p64+6]
)
this.v1.add( other.multiply(PRIME64_2) ).rotl(31).multiply(PRIME64_1);
p64 += 8
other = UINT64(
(this.memory[p64+1] << 8) | this.memory[p64]
, (this.memory[p64+3] << 8) | this.memory[p64+2]
, (this.memory[p64+5] << 8) | this.memory[p64+4]
, (this.memory[p64+7] << 8) | this.memory[p64+6]
)
this.v2.add( other.multiply(PRIME64_2) ).rotl(31).multiply(PRIME64_1);
p64 += 8
other = UINT64(
(this.memory[p64+1] << 8) | this.memory[p64]
, (this.memory[p64+3] << 8) | this.memory[p64+2]
, (this.memory[p64+5] << 8) | this.memory[p64+4]
, (this.memory[p64+7] << 8) | this.memory[p64+6]
)
this.v3.add( other.multiply(PRIME64_2) ).rotl(31).multiply(PRIME64_1);
p64 += 8
other = UINT64(
(this.memory[p64+1] << 8) | this.memory[p64]
, (this.memory[p64+3] << 8) | this.memory[p64+2]
, (this.memory[p64+5] << 8) | this.memory[p64+4]
, (this.memory[p64+7] << 8) | this.memory[p64+6]
)
this.v4.add( other.multiply(PRIME64_2) ).rotl(31).multiply(PRIME64_1);
}
p += 32 - this.memsize
this.memsize = 0
if (isString) this.memory = ''
}
if (p <= bEnd - 32)
{
var limit = bEnd - 32
do
{
if (isString) {
var other
other = UINT64(
(input.charCodeAt(p+1) << 8) | input.charCodeAt(p)
, (input.charCodeAt(p+3) << 8) | input.charCodeAt(p+2)
, (input.charCodeAt(p+5) << 8) | input.charCodeAt(p+4)
, (input.charCodeAt(p+7) << 8) | input.charCodeAt(p+6)
)
this.v1.add( other.multiply(PRIME64_2) ).rotl(31).multiply(PRIME64_1);
p += 8
other = UINT64(
(input.charCodeAt(p+1) << 8) | input.charCodeAt(p)
, (input.charCodeAt(p+3) << 8) | input.charCodeAt(p+2)
, (input.charCodeAt(p+5) << 8) | input.charCodeAt(p+4)
, (input.charCodeAt(p+7) << 8) | input.charCodeAt(p+6)
)
this.v2.add( other.multiply(PRIME64_2) ).rotl(31).multiply(PRIME64_1);
p += 8
other = UINT64(
(input.charCodeAt(p+1) << 8) | input.charCodeAt(p)
, (input.charCodeAt(p+3) << 8) | input.charCodeAt(p+2)
, (input.charCodeAt(p+5) << 8) | input.charCodeAt(p+4)
, (input.charCodeAt(p+7) << 8) | input.charCodeAt(p+6)
)
this.v3.add( other.multiply(PRIME64_2) ).rotl(31).multiply(PRIME64_1);
p += 8
other = UINT64(
(input.charCodeAt(p+1) << 8) | input.charCodeAt(p)
, (input.charCodeAt(p+3) << 8) | input.charCodeAt(p+2)
, (input.charCodeAt(p+5) << 8) | input.charCodeAt(p+4)
, (input.charCodeAt(p+7) << 8) | input.charCodeAt(p+6)
)
this.v4.add( other.multiply(PRIME64_2) ).rotl(31).multiply(PRIME64_1);
} else {
var other
other = UINT64(
(input[p+1] << 8) | input[p]
, (input[p+3] << 8) | input[p+2]
, (input[p+5] << 8) | input[p+4]
, (input[p+7] << 8) | input[p+6]
)
this.v1.add( other.multiply(PRIME64_2) ).rotl(31).multiply(PRIME64_1);
p += 8
other = UINT64(
(input[p+1] << 8) | input[p]
, (input[p+3] << 8) | input[p+2]
, (input[p+5] << 8) | input[p+4]
, (input[p+7] << 8) | input[p+6]
)
this.v2.add( other.multiply(PRIME64_2) ).rotl(31).multiply(PRIME64_1);
p += 8
other = UINT64(
(input[p+1] << 8) | input[p]
, (input[p+3] << 8) | input[p+2]
, (input[p+5] << 8) | input[p+4]
, (input[p+7] << 8) | input[p+6]
)
this.v3.add( other.multiply(PRIME64_2) ).rotl(31).multiply(PRIME64_1);
p += 8
other = UINT64(
(input[p+1] << 8) | input[p]
, (input[p+3] << 8) | input[p+2]
, (input[p+5] << 8) | input[p+4]
, (input[p+7] << 8) | input[p+6]
)
this.v4.add( other.multiply(PRIME64_2) ).rotl(31).multiply(PRIME64_1);
}
p += 8
} while (p <= limit)
}
if (p < bEnd)
{
// XXH64_memcpy(this.memory, p, bEnd-p);
if (isString) {
this.memory += input.slice(p)
} else if (isArrayBuffer) {
this.memory.set( input.subarray(p, bEnd), this.memsize )
} else {
input.copy( this.memory, this.memsize, p, bEnd )
}
this.memsize = bEnd - p
}
return this
}
/**
* Finalize the XXH64 computation. The XXH64 instance is ready for reuse for the given seed
* @method digest
* @return {UINT64} xxHash
*/
XXH64.prototype.digest = function () {
var input = this.memory
var isString = typeof input == 'string'
var p = 0
var bEnd = this.memsize
var h64, h
var u = new UINT64
if (this.total_len >= 32)
{
h64 = this.v1.clone().rotl(1)
h64.add( this.v2.clone().rotl(7) )
h64.add( this.v3.clone().rotl(12) )
h64.add( this.v4.clone().rotl(18) )
h64.xor( this.v1.multiply(PRIME64_2).rotl(31).multiply(PRIME64_1) )
h64.multiply(PRIME64_1).add(PRIME64_4)
h64.xor( this.v2.multiply(PRIME64_2).rotl(31).multiply(PRIME64_1) )
h64.multiply(PRIME64_1).add(PRIME64_4)
h64.xor( this.v3.multiply(PRIME64_2).rotl(31).multiply(PRIME64_1) )
h64.multiply(PRIME64_1).add(PRIME64_4)
h64.xor( this.v4.multiply(PRIME64_2).rotl(31).multiply(PRIME64_1) )
h64.multiply(PRIME64_1).add(PRIME64_4)
}
else
{
h64 = this.seed.clone().add( PRIME64_5 )
}
h64.add( u.fromNumber(this.total_len) )
while (p <= bEnd - 8)
{
if (isString) {
u.fromBits(
(input.charCodeAt(p+1) << 8) | input.charCodeAt(p)
, (input.charCodeAt(p+3) << 8) | input.charCodeAt(p+2)
, (input.charCodeAt(p+5) << 8) | input.charCodeAt(p+4)
, (input.charCodeAt(p+7) << 8) | input.charCodeAt(p+6)
)
} else {
u.fromBits(
(input[p+1] << 8) | input[p]
, (input[p+3] << 8) | input[p+2]
, (input[p+5] << 8) | input[p+4]
, (input[p+7] << 8) | input[p+6]
)
}
u.multiply(PRIME64_2).rotl(31).multiply(PRIME64_1)
h64
.xor(u)
.rotl(27)
.multiply( PRIME64_1 )
.add( PRIME64_4 )
p += 8
}
if (p + 4 <= bEnd) {
if (isString) {
u.fromBits(
(input.charCodeAt(p+1) << 8) | input.charCodeAt(p)
, (input.charCodeAt(p+3) << 8) | input.charCodeAt(p+2)
, 0
, 0
)
} else {
u.fromBits(
(input[p+1] << 8) | input[p]
, (input[p+3] << 8) | input[p+2]
, 0
, 0
)
}
h64
.xor( u.multiply(PRIME64_1) )
.rotl(23)
.multiply( PRIME64_2 )
.add( PRIME64_3 )
p += 4
}
while (p < bEnd)
{
u.fromBits( isString ? input.charCodeAt(p++) : input[p++], 0, 0, 0 )
h64
.xor( u.multiply(PRIME64_5) )
.rotl(11)
.multiply(PRIME64_1)
}
h = h64.clone().shiftRight(33)
h64.xor(h).multiply(PRIME64_2)
h = h64.clone().shiftRight(29)
h64.xor(h).multiply(PRIME64_3)
h = h64.clone().shiftRight(32)
h64.xor(h)
// Reset the state
this.init( this.seed )
return h64
}
module.exports = XXH64
/* WEBPACK VAR INJECTION */}.call(exports, __webpack_require__(0).Buffer))
/***/ })
/******/ ]);
});