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bitcore
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remove KDF

This commit is contained in:
Manuel Araoz 2014-11-21 10:43:12 -03:00
parent 1477572a04
commit e0340213fe
5 changed files with 6 additions and 85 deletions
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7
Gruntfile.js
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@ -4,7 +4,6 @@ module.exports = function(grunt) {
//Load NPM tasks
grunt.loadNpmTasks('grunt-contrib-watch');
grunt.loadNpmTasks('grunt-mocha-test');
grunt.loadNpmTasks('grunt-markdown');
grunt.loadNpmTasks('grunt-shell');
@ -30,12 +29,6 @@ module.exports = function(grunt) {
tasks: ['shell'],
},
},
mochaTest: {
options: {
reporter: 'spec',
},
src: ['test/*.js'],
},
markdown: {
all: {
files: [{

1
index.js
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@ -10,7 +10,6 @@ bitcore.Varint = require('./lib/protocol/varint');
// crypto
bitcore.BN = require('./lib/crypto/bn');
bitcore.KDF = require('./lib/crypto/kdf');
bitcore.ECDSA = require('./lib/crypto/ecdsa');
bitcore.Hash = require('./lib/crypto/hash');
bitcore.Random = require('./lib/crypto/random');

33
lib/crypto/kdf.js
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@ -1,33 +0,0 @@
'use strict';
var Bn = require('./bn');
var Point = require('./point');
var Hash = require('./hash');
var Privkey = require('../privkey');
var Keypair = require('../keypair');
function KDF() {
}
KDF.buf2keypair = function(buf) {
return KDF.sha256hmac2keypair(buf);
};
KDF.sha256hmac2keypair = function(buf) {
var privkey = KDF.sha256hmac2privkey(buf);
var keypair = Keypair().fromPrivkey(privkey);
return keypair;
};
KDF.sha256hmac2privkey = function(buf) {
var bn;
var concat = new Buffer([]);
do {
var hash = Hash.sha256hmac(buf, concat);
var bn = Bn.fromBuffer(hash);
concat = Buffer.concat([concat, new Buffer(0)]);
} while(!bn.lt(Point.getN()));
return new Privkey({bn: bn});
};
module.exports = KDF;

8
package.json
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@ -72,9 +72,13 @@
"sha512": "=0.0.1"
},
"devDependencies": {
"browserify": "~5.9.1",
"chai": "~1.9.1",
"mocha": "~1.21.0",
"browserify": "~5.9.1"
"grunt": "^0.4.5",
"grunt-contrib-watch": "^0.6.1",
"grunt-markdown": "^0.6.1",
"grunt-shell": "^1.1.1",
"mocha": "~1.21.0"
},
"license": "MIT"
}

42
test/crypto/kdf.js
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@ -1,42 +0,0 @@
'use strict';
var should = require('chai').should();
var bitcore = require('bitcore');
var KDF = bitcore.KDF;
var Hash = bitcore.Hash;
describe('KDF', function() {
describe('#buf2keypair', function() {
it('should compute these known values', function() {
var buf = Hash.sha256(new Buffer('test'));
var keypair = KDF.buf2keypair(buf);
keypair.privkey.toString().should.equal('KxxVszVMFLGzmxpxR7sMSaWDmqMKLVhKebX5vZbGHyuR8spreQ7V');
keypair.pubkey.toString().should.equal('03774f761ae89a0d2fda0d532bad62286ae8fcda9bc38c060036296085592a97c1');
});
});
describe('#sha256hmac2keypair', function() {
it('should compute these known values', function() {
var buf = Hash.sha256(new Buffer('test'));
var keypair = KDF.sha256hmac2keypair(buf);
keypair.privkey.toString().should.equal('KxxVszVMFLGzmxpxR7sMSaWDmqMKLVhKebX5vZbGHyuR8spreQ7V');
keypair.pubkey.toString().should.equal('03774f761ae89a0d2fda0d532bad62286ae8fcda9bc38c060036296085592a97c1');
});
});
describe('#sha256hmac2privkey', function() {
it('should compute this known privkey', function() {
var buf = Hash.sha256(new Buffer('test'));
var privkey = KDF.sha256hmac2privkey(buf);
privkey.toString().should.equal('KxxVszVMFLGzmxpxR7sMSaWDmqMKLVhKebX5vZbGHyuR8spreQ7V');
});
});
});