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Diffstat (limited to 'common/uniformdh/uniformdh_test.go')
-rw-r--r--common/uniformdh/uniformdh_test.go220
1 files changed, 0 insertions, 220 deletions
diff --git a/common/uniformdh/uniformdh_test.go b/common/uniformdh/uniformdh_test.go
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index d705d66..0000000
--- a/common/uniformdh/uniformdh_test.go
+++ /dev/null
@@ -1,220 +0,0 @@
-/*
- * Copyright (c) 2014, Yawning Angel <yawning at torproject dot org>
- * All rights reserved.
- *
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions are met:
- *
- * * Redistributions of source code must retain the above copyright notice,
- * this list of conditions and the following disclaimer.
- *
- * * Redistributions in binary form must reproduce the above copyright notice,
- * this list of conditions and the following disclaimer in the documentation
- * and/or other materials provided with the distribution.
- *
- * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
- * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
- * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
- * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE
- * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
- * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
- * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
- * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
- * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
- * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
- * POSSIBILITY OF SUCH DAMAGE.
- */
-
-package uniformdh
-
-import (
- "bytes"
- "crypto/rand"
- "encoding/hex"
- "testing"
-)
-
-const (
- xPrivStr = "6f592d676f536874746f20686e6b776f" +
- "20736874206561676574202e6f592d67" +
- "6f536874746f20687369742065686720" +
- "74612e655920676f532d746f6f686874" +
- "6920207368742065656b20796e612064" +
- "7567726169646e616f20206668742065" +
- "61676574202e61507473202c72707365" +
- "6e652c746620747572752c6561206c6c" +
- "612065726f20656e6920206e6f592d67" +
- "6f536874746f2e68482020656e6b776f" +
- "2073687772652065687420656c4f2064" +
- "6e4f736562206f72656b74207268756f"
-
- xPubStr = "76a3d17d5c55b03e865fa3e8267990a7" +
- "24baa24b0bdd0cc4af93be8de30be120" +
- "d5533c91bf63ef923b02edcb84b74438" +
- "3f7de232cca6eb46d07cad83dcaa317f" +
- "becbc68ca13e2c4019e6a36531067450" +
- "04aecc0be1dff0a78733fb0e7d5cb7c4" +
- "97cab77b1331bf347e5f3a7847aa0bc0" +
- "f4bc64146b48407fed7b931d16972d25" +
- "fb4da5e6dc074ce2a58daa8de7624247" +
- "cdf2ebe4e4dfec6d5989aac778c87559" +
- "d3213d6040d4111ce3a2acae19f9ee15" +
- "32509e037f69b252fdc30243cbbce9d0"
-
- yPrivStr = "736562206f72656b74207268756f6867" +
- "6f2020666c6f2c646120646e77206568" +
- "657254206568207968736c61206c7262" +
- "6165206b68746f726775206867616961" +
- "2e6e482020656e6b776f207368777265" +
- "2065685479656820766120657274646f" +
- "652072616874732766206569646c2c73" +
- "6120646e772065686572542065682079" +
- "74736c69206c72746165206468746d65" +
- "202c6e612064687720796f6e6f20656e" +
- "63206e61622068656c6f206468546d65" +
- "61202073685479657420657264610a2e"
-
- yPubStr = "d04e156e554c37ffd7aba749df662350" +
- "1e4ff4466cb12be055617c1a36872237" +
- "36d2c3fdce9ee0f9b27774350849112a" +
- "a5aeb1f126811c9c2f3a9cb13d2f0c3a" +
- "7e6fa2d3bf71baf50d839171534f227e" +
- "fbb2ce4227a38c25abdc5ba7fc430111" +
- "3a2cb2069c9b305faac4b72bf21fec71" +
- "578a9c369bcac84e1a7dcf0754e342f5" +
- "bc8fe4917441b88254435e2abaf297e9" +
- "3e1e57968672d45bd7d4c8ba1bc3d314" +
- "889b5bc3d3e4ea33d4f2dfdd34e5e5a7" +
- "2ff24ee46316d4757dad09366a0b66b3"
-
- ssStr = "78afaf5f457f1fdb832bebc397644a33" +
- "038be9dba10ca2ce4a076f327f3a0ce3" +
- "151d477b869ee7ac467755292ad8a77d" +
- "b9bd87ffbbc39955bcfb03b1583888c8" +
- "fd037834ff3f401d463c10f899aa6378" +
- "445140b7f8386a7d509e7b9db19b677f" +
- "062a7a1a4e1509604d7a0839ccd5da61" +
- "73e10afd9eab6dda74539d60493ca37f" +
- "a5c98cd9640b409cd8bb3be2bc5136fd" +
- "42e764fc3f3c0ddb8db3d87abcf2e659" +
- "8d2b101bef7a56f50ebc658f9df1287d" +
- "a81359543e77e4a4cfa7598a4152e4c0"
-)
-
-var xPriv, xPub, yPriv, yPub, ss []byte
-
-// TestGenerateKeyOdd tests creating a UniformDH keypair with a odd private
-// key.
-func TestGenerateKeyOdd(t *testing.T) {
- xX, err := generateKey(xPriv)
- if err != nil {
- t.Fatal("generateKey(xPriv) failed:", err)
- }
-
- xPubGen, err := xX.PublicKey.Bytes()
- if err != nil {
- t.Fatal("xX.PublicKey.Bytes() failed:", err)
- }
- if 0 != bytes.Compare(xPubGen, xPub) {
- t.Fatal("Generated public key does not match known answer")
- }
-}
-
-// TestGenerateKeyEven tests creating a UniformDH keypair with a even private
-// key.
-func TestGenerateKeyEven(t *testing.T) {
- yY, err := generateKey(yPriv)
- if err != nil {
- t.Fatal("generateKey(yPriv) failed:", err)
- }
-
- yPubGen, err := yY.PublicKey.Bytes()
- if err != nil {
- t.Fatal("yY.PublicKey.Bytes() failed:", err)
- }
- if 0 != bytes.Compare(yPubGen, yPub) {
- t.Fatal("Generated public key does not match known answer")
- }
-}
-
-// TestHandshake tests conductiong a UniformDH handshake with know values.
-func TestHandshake(t *testing.T) {
- xX, err := generateKey(xPriv)
- if err != nil {
- t.Fatal("generateKey(xPriv) failed:", err)
- }
- yY, err := generateKey(yPriv)
- if err != nil {
- t.Fatal("generateKey(yPriv) failed:", err)
- }
-
- xY, err := Handshake(xX, &yY.PublicKey)
- if err != nil {
- t.Fatal("Handshake(xX, yY.PublicKey) failed:", err)
- }
- yX, err := Handshake(yY, &xX.PublicKey)
- if err != nil {
- t.Fatal("Handshake(yY, xX.PublicKey) failed:", err)
- }
-
- if 0 != bytes.Compare(xY, yX) {
- t.Fatal("Generated shared secrets do not match between peers")
- }
- if 0 != bytes.Compare(xY, ss) {
- t.Fatal("Generated shared secret does not match known value")
- }
-}
-
-// Benchmark UniformDH key generation + exchange. THe actual time taken per
-// peer is half of the reported time as this does 2 key generation an
-// handshake operations.
-func BenchmarkHandshake(b *testing.B) {
- for i := 0; i < b.N; i++ {
- xX, err := GenerateKey(rand.Reader)
- if err != nil {
- b.Fatal("Failed to generate xX keypair", err)
- }
-
- yY, err := GenerateKey(rand.Reader)
- if err != nil {
- b.Fatal("Failed to generate yY keypair", err)
- }
-
- xY, err := Handshake(xX, &yY.PublicKey)
- if err != nil {
- b.Fatal("Handshake(xX, yY.PublicKey) failed:", err)
- }
- yX, err := Handshake(yY, &xX.PublicKey)
- if err != nil {
- b.Fatal("Handshake(yY, xX.PublicKey) failed:", err)
- }
-
- _ = xY
- _ = yX
- }
-}
-
-func init() {
- // Load the test vectors into byte slices.
- var err error
- xPriv, err = hex.DecodeString(xPrivStr)
- if err != nil {
- panic("hex.DecodeString(xPrivStr) failed")
- }
- xPub, err = hex.DecodeString(xPubStr)
- if err != nil {
- panic("hex.DecodeString(xPubStr) failed")
- }
- yPriv, err = hex.DecodeString(yPrivStr)
- if err != nil {
- panic("hex.DecodeString(yPrivStr) failed")
- }
- yPub, err = hex.DecodeString(yPubStr)
- if err != nil {
- panic("hex.DecodeString(yPubStr) failed")
- }
- ss, err = hex.DecodeString(ssStr)
- if err != nil {
- panic("hex.DecodeString(ssStr) failed")
- }
-}