73 lines
		
	
	
		
			1.6 KiB
		
	
	
	
		
			JavaScript
		
	
	
	
	
	
			
		
		
	
	
			73 lines
		
	
	
		
			1.6 KiB
		
	
	
	
		
			JavaScript
		
	
	
	
	
	
var tape = require('tape')
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var vectors = require('hash-test-vectors')
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// var from = require('bops/typedarray/from')
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var Buffer = require('safe-buffer').Buffer
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var createHash = require('../')
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function makeTest (alg, i, verbose) {
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  var v = vectors[i]
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  tape(alg + ': NIST vector ' + i, function (t) {
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    if (verbose) {
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      console.log(v)
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      console.log('VECTOR', i)
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      console.log('INPUT', v.input)
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      console.log(Buffer.from(v.input, 'base64').toString('hex'))
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    }
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    var buf = Buffer.from(v.input, 'base64')
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    t.equal(createHash(alg).update(buf).digest('hex'), v[alg])
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    i = ~~(buf.length / 2)
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    var buf1 = buf.slice(0, i)
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    var buf2 = buf.slice(i, buf.length)
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    console.log(buf1.length, buf2.length, buf.length)
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    console.log(createHash(alg)._block.length)
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    t.equal(
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      createHash(alg)
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        .update(buf1)
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        .update(buf2)
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        .digest('hex'),
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      v[alg]
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    )
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    var j, buf3
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    i = ~~(buf.length / 3)
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    j = ~~(buf.length * 2 / 3)
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    buf1 = buf.slice(0, i)
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    buf2 = buf.slice(i, j)
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    buf3 = buf.slice(j, buf.length)
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    t.equal(
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      createHash(alg)
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        .update(buf1)
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        .update(buf2)
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        .update(buf3)
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        .digest('hex'),
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      v[alg]
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    )
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    setTimeout(function () {
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      // avoid "too much recursion" errors in tape in firefox
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      t.end()
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    })
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  })
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}
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if (process.argv[2]) {
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  makeTest(process.argv[2], parseInt(process.argv[3], 10), true)
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} else {
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  vectors.forEach(function (v, i) {
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    makeTest('sha', i)
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    makeTest('sha1', i)
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    makeTest('sha224', i)
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    makeTest('sha256', i)
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    makeTest('sha384', i)
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    makeTest('sha512', i)
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  })
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}
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