| /* |
| Licensed to the Apache Software Foundation (ASF) under one |
| or more contributor license agreements. See the NOTICE file |
| distributed with this work for additional information |
| regarding copyright ownership. The ASF licenses this file |
| to you under the Apache License, Version 2.0 (the |
| "License"); you may not use this file except in compliance |
| with the License. You may obtain a copy of the License at |
| |
| http://www.apache.org/licenses/LICENSE-2.0 |
| |
| Unless required by applicable law or agreed to in writing, |
| software distributed under the License is distributed on an |
| "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY |
| KIND, either express or implied. See the License for the |
| specific language governing permissions and limitations |
| under the License. |
| */ |
| |
| |
| /* Test ECC - test driver and function exerciser for ECDH/ECIES/ECDSA API Functions */ |
| |
| var CTX = require("../../index"); |
| |
| console.log("Start testing ECDH with NIST256"); |
| |
| var ctx = new CTX("NIST256"); |
| |
| var i, |
| res; |
| var pp = "M0ng00se"; |
| |
| var EGS = ctx.ECP.AESKEY; |
| var sha = ctx.ECP.HASH_TYPE; |
| |
| var S1 = []; |
| var W0 = []; |
| var W1 = []; |
| var Z0 = []; |
| var Z1 = []; |
| var RAW = []; |
| var SALT = []; |
| var P1 = []; |
| var P2 = []; |
| var V = []; |
| var M = []; |
| var T = new Array(12); // must specify required length |
| var CS = []; |
| var DS = []; |
| |
| var rng = new ctx.RAND(); |
| |
| rng.clean(); |
| for (i = 0; i < 100; i++) { |
| RAW[i] = i; |
| } |
| |
| rng.seed(100, RAW); |
| |
| |
| for (i = 0; i < 8; i++) { |
| SALT[i] = (i + 1); |
| } // set Salt |
| |
| console.log("Alice's Passphrase= " + pp); |
| |
| var PW = ctx.ECDH.stringtobytes(pp); |
| // private key S0 of size EGS bytes derived from Password and Salt |
| var S0 = ctx.ECDH.PBKDF2(sha, PW, SALT, 1000, EGS); |
| |
| console.log("Alice's private key= 0x" + ctx.ECDH.bytestostring(S0)); |
| // Generate Key pair S/W |
| ctx.ECDH.KEY_PAIR_GENERATE(null, S0, W0); |
| |
| console.log("Alice's public key= 0x" + ctx.ECDH.bytestostring(W0)); |
| |
| res = ctx.ECDH.PUBLIC_KEY_VALIDATE(W0); |
| if (res != 0) { |
| console.error("ECP Public Key is invalid!"); |
| return (-1); |
| } |
| // Random private key for other party |
| ctx.ECDH.KEY_PAIR_GENERATE(rng, S1, W1); |
| |
| console.log("Servers private key= 0x" + ctx.ECDH.bytestostring(S1)); |
| console.log("Servers public key= 0x" + ctx.ECDH.bytestostring(W1)); |
| |
| res = ctx.ECDH.PUBLIC_KEY_VALIDATE(W1); |
| if (res != 0) { |
| console.error("ECP Public Key is invalid!"); |
| return (-1); |
| } |
| |
| // Calculate common key using DH - IEEE 1363 method |
| |
| ctx.ECDH.ECPSVDP_DH(S0, W1, Z0); |
| ctx.ECDH.ECPSVDP_DH(S1, W0, Z1); |
| |
| var same = true; |
| for (i = 0; i < ctx.ECDH.EFS; i++) { |
| if (Z0[i] != Z1[i]) { |
| same = false; |
| } |
| } |
| |
| if (!same) { |
| console.error("ECPSVDP-DH Failed"); |
| return (-1); |
| } |
| |
| var KEY = ctx.ECDH.KDF2(sha, Z0, null, ctx.ECDH.EAS); |
| |
| console.log("Alice's ECDH Key= 0x" + ctx.ECDH.bytestostring(KEY)); |
| console.log("Servers ECDH Key= 0x" + ctx.ECDH.bytestostring(KEY)); |
| |
| if (ctx.ECP.CURVETYPE != ctx.ECP.MONTGOMERY) { |
| console.log("Testing ECIES"); |
| |
| P1[0] = 0x0; |
| P1[1] = 0x1; |
| P1[2] = 0x2; |
| P2[0] = 0x0; |
| P2[1] = 0x1; |
| P2[2] = 0x2; |
| P2[3] = 0x3; |
| |
| for (i = 0; i <= 16; i++) { |
| M[i] = i; |
| } |
| |
| var C = ctx.ECDH.ECIES_ENCRYPT(sha, P1, P2, rng, W1, M, V, T); |
| |
| console.log("Ciphertext= "); |
| console.log("V= 0x" + ctx.ECDH.bytestostring(V)); |
| console.log("C= 0x" + ctx.ECDH.bytestostring(C)); |
| console.log("T= 0x" + ctx.ECDH.bytestostring(T)); |
| |
| |
| M = ctx.ECDH.ECIES_DECRYPT(sha, P1, P2, V, C, T, S1); |
| if (M.length == 0) { |
| console.error("ECIES Decryption Failed"); |
| return (-1); |
| } else { |
| console.log("Decryption succeeded"); |
| } |
| |
| console.log("Message is 0x" + ctx.ECDH.bytestostring(M)); |
| |
| console.log("Testing ECDSA"); |
| |
| if (ctx.ECDH.ECPSP_DSA(sha, rng, S0, M, CS, DS) != 0) { |
| console.error("ECDSA Signature Failed"); |
| return (-1); |
| } |
| |
| console.log("Signature= "); |
| console.log("C= 0x" + ctx.ECDH.bytestostring(CS)); |
| console.log("D= 0x" + ctx.ECDH.bytestostring(DS)); |
| |
| if (ctx.ECDH.ECPVP_DSA(sha, W0, M, CS, DS) != 0) { |
| console.error("ECDSA Verification Failed"); |
| return (-1); |
| } else { |
| console.log("ECDSA Signature/Verification succeeded"); |
| } |
| } |
| |
| rng.clean(); |
| |
| console.log("SUCCESS"); |