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Fixed ArrayBuffer dosen't work in Webpack.

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pull/12/head
Chen, Yi-Cyuan 9 years ago
parent 035642212a
commit 8ae70989ae
5 changed files with 80 additions and 46 deletions
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4
CHANGELOG.md
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@ -1,5 +1,9 @@
# Change Log
## v0.5.6 / 2016-12-29
### Fixed
- ArrayBuffer dosen't work in Webpack.
## v0.5.5 / 2016-09-26
### Added
- TypeScript support.

2
bower.json
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@ -1,6 +1,6 @@
{
"name": "js-sha3",
"version": "0.5.5",
"version": "0.5.6",
"main": ["src/sha3.js"],
"ignore": [
"samples",

2
package.json
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@ -1,6 +1,6 @@
{
"name": "js-sha3",
"version": "0.5.5",
"version": "0.5.6",
"description": "A simple SHA-3 / Keccak / Shake hash function for JavaScript supports UTF-8 encoding.",
"main": "src/sha3.js",
"typings": "index",

90
src/sha3.js
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@ -1,27 +1,29 @@
/**
* [js-sha3]{@link https://github.com/emn178/js-sha3}
*
* @version 0.5.5
* @version 0.5.6
* @author Chen, Yi-Cyuan [emn178@gmail.com]
* @copyright Chen, Yi-Cyuan 2015-2016
* @license MIT
*/
(function (root) {
/*jslint bitwise: true */
(function () {
'use strict';
var NODE_JS = typeof process == 'object' && process.versions && process.versions.node;
var root = typeof window === 'object' ? window : {};
var NODE_JS = !root.JS_SHA3_NO_NODE_JS && typeof process === 'object' && process.versions && process.versions.node;
if (NODE_JS) {
root = global;
}
var COMMON_JS = !root.JS_SHA3_TEST && typeof module == 'object' && module.exports;
var COMMON_JS = !root.JS_SHA3_NO_COMMON_JS && typeof module === 'object' && module.exports;
var HEX_CHARS = '0123456789abcdef'.split('');
var SHAKE_PADDING = [31, 7936, 2031616, 520093696];
var KECCAK_PADDING = [1, 256, 65536, 16777216];
var PADDING = [6, 1536, 393216, 100663296];
var SHIFT = [0, 8, 16, 24];
var RC = [1, 0, 32898, 0, 32906, 2147483648, 2147516416, 2147483648, 32907, 0, 2147483649,
0, 2147516545, 2147483648, 32777, 2147483648, 138, 0, 136, 0, 2147516425, 0,
2147483658, 0, 2147516555, 0, 139, 2147483648, 32905, 2147483648, 32771,
0, 2147516545, 2147483648, 32777, 2147483648, 138, 0, 136, 0, 2147516425, 0,
2147483658, 0, 2147516555, 0, 139, 2147483648, 32905, 2147483648, 32771,
2147483648, 32770, 2147483648, 128, 2147483648, 32778, 0, 2147483658, 2147483648,
2147516545, 2147483648, 32896, 2147483648, 2147483649, 0, 2147516424, 2147483648];
var BITS = [224, 256, 384, 512];
@ -31,13 +33,13 @@
var createOutputMethod = function (bits, padding, outputType) {
return function (message) {
return new Keccak(bits, padding, bits).update(message)[outputType]();
}
};
};
var createShakeOutputMethod = function (bits, padding, outputType) {
return function (message, outputBits) {
return new Keccak(bits, padding, outputBits).update(message)[outputType]();
}
};
};
var createMethod = function (bits, padding) {
@ -48,7 +50,7 @@
method.update = function (message) {
return method.create().update(message);
};
for (var i = 0;i < OUTPUT_TYPES.length;++i) {
for (var i = 0; i < OUTPUT_TYPES.length; ++i) {
var type = OUTPUT_TYPES[i];
method[type] = createOutputMethod(bits, padding, type);
}
@ -63,7 +65,7 @@
method.update = function (message, outputBits) {
return method.create(outputBits).update(message);
};
for (var i = 0;i < OUTPUT_TYPES.length;++i) {
for (var i = 0; i < OUTPUT_TYPES.length; ++i) {
var type = OUTPUT_TYPES[i];
method[type] = createShakeOutputMethod(bits, padding, type);
}
@ -76,13 +78,15 @@
{name: 'shake', padding: SHAKE_PADDING, bits: SHAKE_BITS, createMethod: createShakeMethod}
];
var methods = {};
var methods = {}, methodNames = [];
for (var i = 0;i < algorithms.length;++i) {
for (var i = 0; i < algorithms.length; ++i) {
var algorithm = algorithms[i];
var bits = algorithm.bits;
for (var j = 0;j < bits.length;++j) {
methods[algorithm.name +'_' + bits[j]] = algorithm.createMethod(bits[j], algorithm.padding);
for (var j = 0; j < bits.length; ++j) {
var methodName = algorithm.name +'_' + bits[j];
methodNames.push(methodName);
methods[methodName] = algorithm.createMethod(bits[j], algorithm.padding);
}
}
@ -99,33 +103,33 @@
this.outputBlocks = outputBits >> 5;
this.extraBytes = (outputBits & 31) >> 3;
for (var i = 0;i < 50;++i) {
for (var i = 0; i < 50; ++i) {
this.s[i] = 0;
}
};
}
Keccak.prototype.update = function (message) {
var notString = typeof message != 'string';
if (notString && message instanceof ArrayBuffer) {
message = new Uint8Array(message);
}
var length = message.length, blocks = this.blocks, byteCount = this.byteCount,
blockCount = this.blockCount, index = 0, s = this.s, i, code;
var length = message.length, blocks = this.blocks, byteCount = this.byteCount,
blockCount = this.blockCount, index = 0, s = this.s, i, code;
while (index < length) {
if (this.reset) {
this.reset = false;
blocks[0] = this.block;
for (i = 1;i < blockCount + 1;++i) {
for (i = 1; i < blockCount + 1; ++i) {
blocks[i] = 0;
}
}
if (notString) {
for (i = this.start;index < length && i < byteCount;++index) {
for (i = this.start; index < length && i < byteCount; ++index) {
blocks[i >> 2] |= message[index] << SHIFT[i++ & 3];
}
} else {
for (i = this.start;index < length && i < byteCount;++index) {
for (i = this.start; index < length && i < byteCount; ++index) {
code = message.charCodeAt(index);
if (code < 0x80) {
blocks[i >> 2] |= code << SHIFT[i++ & 3];
@ -149,7 +153,7 @@
if (i >= byteCount) {
this.start = i - byteCount;
this.block = blocks[blockCount];
for (i = 0;i < blockCount;++i) {
for (i = 0; i < blockCount; ++i) {
s[i] ^= blocks[i];
}
f(s);
@ -166,12 +170,12 @@
blocks[i >> 2] |= this.padding[i & 3];
if (this.lastByteIndex == this.byteCount) {
blocks[0] = blocks[blockCount];
for (i = 1;i < blockCount + 1;++i) {
for (i = 1; i < blockCount + 1; ++i) {
blocks[i] = 0;
}
}
blocks[blockCount - 1] |= 0x80000000;
for (i = 0;i < blockCount;++i) {
for (i = 0; i < blockCount; ++i) {
s[i] ^= blocks[i];
}
f(s);
@ -180,18 +184,18 @@
Keccak.prototype.toString = Keccak.prototype.hex = function () {
this.finalize();
var blockCount = this.blockCount, s = this.s, outputBlocks = this.outputBlocks,
var blockCount = this.blockCount, s = this.s, outputBlocks = this.outputBlocks,
extraBytes = this.extraBytes, i = 0, j = 0;
var hex = '', block;
while (j < outputBlocks) {
for (i = 0;i < blockCount && j < outputBlocks;++i, ++j) {
for (i = 0; i < blockCount && j < outputBlocks; ++i, ++j) {
block = s[i];
hex += HEX_CHARS[(block >> 4) & 0x0F] + HEX_CHARS[block & 0x0F] +
HEX_CHARS[(block >> 12) & 0x0F] + HEX_CHARS[(block >> 8) & 0x0F] +
HEX_CHARS[(block >> 20) & 0x0F] + HEX_CHARS[(block >> 16) & 0x0F] +
HEX_CHARS[(block >> 28) & 0x0F] + HEX_CHARS[(block >> 24) & 0x0F];
}
if (j % blockCount == 0) {
if (j % blockCount === 0) {
f(s);
i = 0;
}
@ -214,7 +218,7 @@
Keccak.prototype.arrayBuffer = function () {
this.finalize();
var blockCount = this.blockCount, s = this.s, outputBlocks = this.outputBlocks,
var blockCount = this.blockCount, s = this.s, outputBlocks = this.outputBlocks,
extraBytes = this.extraBytes, i = 0, j = 0;
var bytes = this.outputBits >> 3;
var buffer;
@ -225,10 +229,10 @@
}
var array = new Uint32Array(buffer);
while (j < outputBlocks) {
for (i = 0;i < blockCount && j < outputBlocks;++i, ++j) {
for (i = 0; i < blockCount && j < outputBlocks; ++i, ++j) {
array[j] = s[i];
}
if (j % blockCount == 0) {
if (j % blockCount === 0) {
f(s);
}
}
@ -244,11 +248,11 @@
Keccak.prototype.digest = Keccak.prototype.array = function () {
this.finalize();
var blockCount = this.blockCount, s = this.s, outputBlocks = this.outputBlocks,
var blockCount = this.blockCount, s = this.s, outputBlocks = this.outputBlocks,
extraBytes = this.extraBytes, i = 0, j = 0;
var array = [], offset, block;
while (j < outputBlocks) {
for (i = 0;i < blockCount && j < outputBlocks;++i, ++j) {
for (i = 0; i < blockCount && j < outputBlocks; ++i, ++j) {
offset = j << 2;
block = s[i];
array[offset] = block & 0xFF;
@ -256,7 +260,7 @@
array[offset + 2] = (block >> 16) & 0xFF;
array[offset + 3] = (block >> 24) & 0xFF;
}
if (j % blockCount == 0) {
if (j % blockCount === 0) {
f(s);
}
}
@ -277,11 +281,11 @@
};
var f = function (s) {
var h, l, n, c0, c1, c2, c3, c4, c5, c6, c7, c8, c9,
b0, b1, b2, b3, b4, b5, b6, b7, b8, b9, b10, b11, b12, b13, b14, b15, b16, b17,
b18, b19, b20, b21, b22, b23, b24, b25, b26, b27, b28, b29, b30, b31, b32, b33,
var h, l, n, c0, c1, c2, c3, c4, c5, c6, c7, c8, c9,
b0, b1, b2, b3, b4, b5, b6, b7, b8, b9, b10, b11, b12, b13, b14, b15, b16, b17,
b18, b19, b20, b21, b22, b23, b24, b25, b26, b27, b28, b29, b30, b31, b32, b33,
b34, b35, b36, b37, b38, b39, b40, b41, b42, b43, b44, b45, b46, b47, b48, b49;
for (n = 0;n < 48;n += 2) {
for (n = 0; n < 48; n += 2) {
c0 = s[0] ^ s[10] ^ s[20] ^ s[30] ^ s[40];
c1 = s[1] ^ s[11] ^ s[21] ^ s[31] ^ s[41];
c2 = s[2] ^ s[12] ^ s[22] ^ s[32] ^ s[42];
@ -459,13 +463,13 @@
s[0] ^= RC[n];
s[1] ^= RC[n + 1];
}
}
};
if (COMMON_JS) {
module.exports = methods;
} else if (root) {
for (var key in methods) {
root[key] = methods[key];
} else {
for (var i = 0; i < methodNames.length; ++i) {
root[methodNames[i]] = methods[methodNames[i]];
}
}
}(this));
})();

28
tests/node-test.js
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@ -1,3 +1,26 @@
// Node.js env
expect = require('expect.js');
var sha3 = require('../src/sha3.js');
keccak_512 = sha3.keccak_512;
keccak_384 = sha3.keccak_384;
keccak_256 = sha3.keccak_256;
keccak_224 = sha3.keccak_224;
sha3_512 = sha3.sha3_512;
sha3_384 = sha3.sha3_384;
sha3_256 = sha3.sha3_256;
sha3_224 = sha3.sha3_224;
shake_128 = sha3.shake_128;
shake_256 = sha3.shake_256;
require('./test.js');
require('./test-shake.js');
delete require.cache[require.resolve('../src/sha3.js')];
delete require.cache[require.resolve('./test.js')];
delete require.cache[require.resolve('./test-shake.js')];
// Webpack browser env
JS_SHA3_NO_NODE_JS = true;
window = global;
expect = require('expect.js');
var sha3 = require('../src/sha3.js');
keccak_512 = sha3.keccak_512;
@ -27,7 +50,10 @@ keccak_224 = null;
shake_128 = null;
shake_256 = null;
JS_SHA3_TEST = true;
// browser env
JS_SHA3_NO_NODE_JS = true;
JS_SHA3_NO_COMMON_JS = true;
window = global;
require('../src/sha3.js');
require('./test.js');
require('./test-shake.js');

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