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https://github.com/SchildiChat/SchildiChat-android.git
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Update after Valere's review
This commit is contained in:
Benoit Marty
parent
e61d563589
commit
a9909b37ba
4 changed files with 40 additions and 102 deletions
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@ -0,0 +1,35 @@
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/*
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* Copyright (c) 2020 New Vector Ltd
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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package im.vector.matrix.android.internal.crypto.verification.qrcode
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fun hexToByteArray(hex: String): ByteArray {
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// Remove all spaces
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return hex.replace(" ", "")
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.let {
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if (it.length % 2 != 0) "0$it" else it
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}
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.let {
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ByteArray(it.length / 2)
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.apply {
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for (i in this.indices) {
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val index = i * 2
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val v = it.substring(index, index + 2).toInt(16)
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this[i] = v.toByte()
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}
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}
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}
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}
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@ -60,81 +60,9 @@ class QrCodeTest : InstrumentedTest {
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private val sharedSecretByteArray = "12345678".toByteArray(Charsets.ISO_8859_1)
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// 4d 79 6e 64 a4 d9 2e f4 91 58 e4 cf 94 ea 8b ab 9d f8 6c 0f bf 2b 8c cb 14 a4 ae f5 c1 8b 41 a5
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private val tlx_byteArray = ByteArray(32) {
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when (it) {
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0 -> 0x4D.toByte()
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1 -> 0x79.toByte()
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2 -> 0x6E.toByte()
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3 -> 0x64.toByte()
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4 -> 0xA4.toByte()
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5 -> 0xD9.toByte()
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6 -> 0x2E.toByte()
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7 -> 0xF4.toByte()
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8 -> 0x91.toByte()
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9 -> 0x58.toByte()
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10 -> 0xE4.toByte()
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11 -> 0xCF.toByte()
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12 -> 0x94.toByte()
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13 -> 0xEA.toByte()
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14 -> 0x8B.toByte()
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15 -> 0xAB.toByte()
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16 -> 0x9D.toByte()
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17 -> 0xF8.toByte()
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18 -> 0x6C.toByte()
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19 -> 0x0F.toByte()
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20 -> 0xBF.toByte()
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21 -> 0x2B.toByte()
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22 -> 0x8C.toByte()
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23 -> 0xCB.toByte()
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24 -> 0x14.toByte()
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25 -> 0xA4.toByte()
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26 -> 0xAE.toByte()
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27 -> 0xF5.toByte()
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28 -> 0xC1.toByte()
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29 -> 0x8B.toByte()
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30 -> 0x41.toByte()
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else -> 0xA5.toByte()
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}
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}
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private val tlx_byteArray = hexToByteArray("4d 79 6e 64 a4 d9 2e f4 91 58 e4 cf 94 ea 8b ab 9d f8 6c 0f bf 2b 8c cb 14 a4 ae f5 c1 8b 41 a5")
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// 92 d1 30 71 43 fa b2 ed 71 87 e1 ae 13 e0 98 91 0d c7 e9 6f c3 22 5f b2 6c 71 5d 68 43 ab a2 55
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private val kte_byteArray = ByteArray(32) {
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when (it) {
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0 -> 0x92.toByte()
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1 -> 0xd1.toByte()
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2 -> 0x30.toByte()
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3 -> 0x71.toByte()
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4 -> 0x43.toByte()
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5 -> 0xfa.toByte()
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6 -> 0xb2.toByte()
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7 -> 0xed.toByte()
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8 -> 0x71.toByte()
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9 -> 0x87.toByte()
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10 -> 0xe1.toByte()
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11 -> 0xae.toByte()
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12 -> 0x13.toByte()
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13 -> 0xe0.toByte()
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14 -> 0x98.toByte()
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15 -> 0x91.toByte()
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16 -> 0x0d.toByte()
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17 -> 0xc7.toByte()
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18 -> 0xe9.toByte()
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19 -> 0x6f.toByte()
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20 -> 0xc3.toByte()
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21 -> 0x22.toByte()
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22 -> 0x5f.toByte()
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23 -> 0xb2.toByte()
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24 -> 0x6c.toByte()
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25 -> 0x71.toByte()
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26 -> 0x5d.toByte()
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27 -> 0x68.toByte()
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28 -> 0x43.toByte()
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29 -> 0xab.toByte()
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30 -> 0xa2.toByte()
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else -> 0x55.toByte()
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}
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}
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private val kte_byteArray = hexToByteArray("92 d1 30 71 43 fa b2 ed 71 87 e1 ae 13 e0 98 91 0d c7 e9 6f c3 22 5f b2 6c 71 5d 68 43 ab a2 55")
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@Test
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fun testEncoding1() {
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@ -18,7 +18,7 @@ package im.vector.matrix.android.internal.crypto.verification.qrcode
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import im.vector.matrix.android.internal.crypto.crosssigning.fromBase64NoPadding
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import im.vector.matrix.android.internal.crypto.crosssigning.toBase64NoPadding
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import im.vector.matrix.android.internal.util.toPositiveInt
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import im.vector.matrix.android.internal.extensions.toUnsignedInt
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// MATRIX
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private val prefix = "MATRIX".toByteArray(Charsets.ISO_8859_1)
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@ -95,8 +95,8 @@ fun String.toQrCodeData(): QrCodeData? {
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cursor++
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// Get transaction length
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val bigEndian1 = byteArray[cursor].toPositiveInt()
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val bigEndian2 = byteArray[cursor + 1].toPositiveInt()
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val bigEndian1 = byteArray[cursor].toUnsignedInt()
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val bigEndian2 = byteArray[cursor + 1].toUnsignedInt()
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val transactionLength = bigEndian1 * 0x0100 + bigEndian2
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@ -1,25 +0,0 @@
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/*
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* Copyright (c) 2020 New Vector Ltd
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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package im.vector.matrix.android.internal.util
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fun Byte.toPositiveInt(): Int {
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return if (this < 0) {
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256 + this
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} else {
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toInt()
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}
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}
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