139 lines
8.6 KiB
HTML
139 lines
8.6 KiB
HTML
<!DOCTYPE html>
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<title>JSDoc: Source: crypto/hash/index.js</title>
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<h1 class="page-title">Source: crypto/hash/index.js</h1>
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<section>
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<article>
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<pre class="prettyprint source"><code>/**
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* @requires crypto/hash/sha
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* @module crypto/hash
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*/
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var sha = require('./sha.js');
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module.exports = {
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/** @see module:crypto/hash/md5 */
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md5: require('./md5.js'),
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/** @see module:crypto/hash/sha.sha1 */
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sha1: sha.sha1,
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/** @see module:crypto/hash/sha.sha224 */
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sha224: sha.sha224,
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/** @see module:crypto/hash/sha.sha256 */
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sha256: sha.sha256,
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/** @see module:crypto/hash/sha.sha384 */
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sha384: sha.sha384,
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/** @see module:crypto/hash/sha.sha512 */
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sha512: sha.sha512,
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/** @see module:crypto/hash/ripe-md */
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ripemd: require('./ripe-md.js'),
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/**
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* Create a hash on the specified data using the specified algorithm
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* @param {Integer} algo Hash algorithm type (see RFC4880 9.4)
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* @param {String} data Data to be hashed
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* @return {String} hash value
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*/
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digest: function(algo, data) {
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switch (algo) {
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case 1:
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// - MD5 [HAC]
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return this.md5(data);
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case 2:
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// - SHA-1 [FIPS180]
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return this.sha1(data);
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case 3:
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// - RIPE-MD/160 [HAC]
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return this.ripemd(data);
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case 8:
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// - SHA256 [FIPS180]
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return this.sha256(data);
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case 9:
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// - SHA384 [FIPS180]
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return this.sha384(data);
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case 10:
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// - SHA512 [FIPS180]
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return this.sha512(data);
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case 11:
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// - SHA224 [FIPS180]
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return this.sha224(data);
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default:
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throw new Error('Invalid hash function.');
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}
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},
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/**
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* Returns the hash size in bytes of the specified hash algorithm type
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* @param {Integer} algo Hash algorithm type (See RFC4880 9.4)
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* @return {Integer} Size in bytes of the resulting hash
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*/
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getHashByteLength: function(algo) {
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switch (algo) {
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case 1:
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// - MD5 [HAC]
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return 16;
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case 2:
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// - SHA-1 [FIPS180]
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case 3:
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// - RIPE-MD/160 [HAC]
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return 20;
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case 8:
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// - SHA256 [FIPS180]
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return 32;
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case 9:
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// - SHA384 [FIPS180]
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return 48;
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case 10:
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// - SHA512 [FIPS180]
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return 64;
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case 11:
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// - SHA224 [FIPS180]
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return 28;
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default:
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throw new Error('Invalid hash algorithm.');
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}
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}
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};
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</code></pre>
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</article>
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Documentation generated by <a href="https://github.com/jsdoc3/jsdoc">JSDoc 3.2.0</a> on Sun Jan 05 2014 13:32:13 GMT-0800 (PST)
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