/* * Copyright (C) 2015 Southern Storm Software, Pty Ltd. * * Permission is hereby granted, free of charge, to any person obtaining a * copy of this software and associated documentation files (the "Software"), * to deal in the Software without restriction, including without limitation * the rights to use, copy, modify, merge, publish, distribute, sublicense, * and/or sell copies of the Software, and to permit persons to whom the * Software is furnished to do so, subject to the following conditions: * * The above copyright notice and this permission notice shall be included * in all copies or substantial portions of the Software. * * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER * DEALINGS IN THE SOFTWARE. */ /* This example runs tests on the KeyRing class. */ #include #include #include uint8_t const testKey1[32] = { 0x01, 0x02, 0x03, 0x04, 0x05, 0x06, 0x07, 0x08, 0x09, 0x0A, 0x0B, 0x0C, 0x0D, 0x0E, 0x0F, 0x10, 0x11, 0x12, 0x13, 0x14, 0x15, 0x16, 0x17, 0x18, 0x19, 0x1A, 0x1B, 0x1C, 0x1D, 0x1E, 0x1F, 0x20 }; uint8_t const testKey2[64] = { 0x41, 0x42, 0x43, 0x44, 0x45, 0x46, 0x47, 0x48, 0x49, 0x4A, 0x4B, 0x4C, 0x4D, 0x4E, 0x4F, 0x50, 0x51, 0x52, 0x53, 0x54, 0x55, 0x56, 0x57, 0x58, 0x59, 0x5A, 0x5B, 0x5C, 0x5D, 0x5E, 0x5F, 0x60, 0x61, 0x62, 0x63, 0x64, 0x65, 0x66, 0x67, 0x68, 0x69, 0x6A, 0x6B, 0x6C, 0x6D, 0x6E, 0x6F, 0x70, 0x71, 0x72, 0x73, 0x74, 0x75, 0x76, 0x77, 0x78, 0x79, 0x7A, 0x7B, 0x7C, 0x7D, 0x7E, 0x7F, 0x80 }; uint8_t buffer[128]; void verifyKey(const char *name, uint16_t id, const void *expected, size_t len, const void *actual, size_t size, size_t size2) { if (expected) { if (size == len) { if (memcmp(actual, expected, len) != 0) { Serial.print(name); Serial.println(" failed: wrong value returned"); } } else { Serial.print(name); Serial.println(" failed: wrong size returned"); } } else { if (size != 0) { Serial.print(name); Serial.println(" failed: value returned when none expected"); } } if (size2 != len) { Serial.print(name); Serial.println(" failed: incorrect size report"); } } #define verifyLocalKeyPair(name,id,expected,len) \ do { \ memset(buffer, 0, sizeof(buffer)); \ size_t size = KeyRing.getLocalKeyPair(id, buffer, sizeof(buffer)); \ size_t size2 = KeyRing.getLocalKeyPairSize(id); \ verifyKey((name), (id), (expected), (len), buffer, size, size2); \ } while (0) #define verifyRemotePublicKey(name,id,expected,len) \ do { \ memset(buffer, 0, sizeof(buffer)); \ size_t size = KeyRing.getRemotePublicKey(id, buffer, sizeof(buffer)); \ size_t size2 = KeyRing.getRemotePublicKeySize(id); \ verifyKey((name), (id), (expected), (len), buffer, size, size2); \ } while (0) #define verifySharedSymmetricKey(name,id,expected,len) \ do { \ memset(buffer, 0, sizeof(buffer)); \ size_t size = KeyRing.getSharedSymmetricKey(id, buffer, sizeof(buffer)); \ size_t size2 = KeyRing.getSharedSymmetricKeySize(id); \ verifyKey((name), (id), (expected), (len), buffer, size, size2); \ } while (0) #define verifyOtherData(name,id,expected,len) \ do { \ memset(buffer, 0, sizeof(buffer)); \ size_t size = KeyRing.getOtherData(id, buffer, sizeof(buffer)); \ size_t size2 = KeyRing.getOtherDataSize(id); \ verifyKey((name), (id), (expected), (len), buffer, size, size2); \ } while (0) void runAllTests() { Serial.println("Writing keys ..."); KeyRing.setLocalKeyPair(1, testKey1, 32); KeyRing.setLocalKeyPair(2, testKey2, 64); KeyRing.setRemotePublicKey(2, testKey2, 48); KeyRing.setRemotePublicKey(0xABCD, testKey1, 27); KeyRing.setSharedSymmetricKey(0xFFFF, testKey1, sizeof(testKey1)); KeyRing.setSharedSymmetricKey(3, testKey2, 1); KeyRing.setOtherData(1, testKey1, 15); KeyRing.setOtherData(2, testKey2, 33); Serial.println("Verifying keys ..."); verifyLocalKeyPair("local #1", 1, testKey1, 32); verifyLocalKeyPair("local #2", 2, testKey2, 64); verifyLocalKeyPair("local #3", 0xABCD, 0, 0); verifyRemotePublicKey("remote #1", 2, testKey2, 48); verifyRemotePublicKey("remote #2", 0xABCD, testKey1, 27); verifyRemotePublicKey("remote #3", 1, 0, 0); verifySharedSymmetricKey("shared #1", 0xFFFF, testKey1, sizeof(testKey1)); verifySharedSymmetricKey("shared #2", 3, testKey2, 1); verifySharedSymmetricKey("shared #3", 0xABCD, 0, 0); verifyOtherData("other #1", 1, testKey1, 15); verifyOtherData("other #2", 2, testKey2, 33); Serial.println("Removing some keys ..."); KeyRing.removeLocalKeyPair(1); KeyRing.removeRemotePublicKey(2); KeyRing.removeSharedSymmetricKey(2); // Not present, so not removed. KeyRing.removeOtherData(1); Serial.println("Verifying remaining keys ..."); verifyLocalKeyPair("local #1", 1, 0, 0); verifyLocalKeyPair("local #2", 2, testKey2, 64); verifyLocalKeyPair("local #3", 0xABCD, 0, 0); verifyRemotePublicKey("remote #1", 2, 0, 0); verifyRemotePublicKey("remote #2", 0xABCD, testKey1, 27); verifyRemotePublicKey("remote #3", 1, 0, 0); verifySharedSymmetricKey("shared #1", 0xFFFF, testKey1, sizeof(testKey1)); verifySharedSymmetricKey("shared #2", 3, testKey2, 1); verifySharedSymmetricKey("shared #3", 0xABCD, 0, 0); verifyOtherData("other #1", 1, 0, 0); verifyOtherData("other #2", 2, testKey2, 33); Serial.println("Removing all keys ..."); KeyRing.removeAll(); Serial.println("Verifying that no keys remain ..."); verifyLocalKeyPair("local #1", 1, 0, 0); verifyLocalKeyPair("local #2", 2, 0, 0); verifyLocalKeyPair("local #3", 0xABCD, 0, 0); verifyRemotePublicKey("remote #1", 2, 0, 0); verifyRemotePublicKey("remote #2", 0xABCD, 0, 0); verifyRemotePublicKey("remote #3", 1, 0, 0); verifySharedSymmetricKey("shared #1", 0xFFFF, 0, 0); verifySharedSymmetricKey("shared #2", 3, 0, 0); verifySharedSymmetricKey("shared #3", 0xABCD, 0, 0); verifyOtherData("other #1", 1, 0, 0); verifyOtherData("other #2", 2, 0, 0); } void setup() { Serial.begin(9600); Serial.println(); Serial.println("No passphrase:"); KeyRing.begin(); runAllTests(); Serial.println(); Serial.println("With passphrase:"); KeyRing.begin("Hello World!"); runAllTests(); Serial.println(); Serial.println("Done"); } void loop() { }