// Copyright Epic Games, Inc. All Rights Reserved. #if WITH_TESTS #include "AESGCMHandlerComponent.h" #include "PlatformCryptoTypes.h" #include "Containers/Array.h" #include "Containers/StaticArray.h" #include "Tests/TestHarnessAdapter.h" static const uint8 TestKey[FAESGCMHandlerComponent::KeySizeInBytes] = { 0x00, 0x01, 0x02, 0x03, 0x04, 0x05, 0x06, 0x07, 0x08, 0x09, 0x0A, 0x0B, 0x0C, 0x0D, 0x0E, 0x0F, 0x00, 0x10, 0x20, 0x30, 0x40, 0x50, 0x60, 0x70, 0x80, 0x90, 0xA0, 0xB0, 0xC0, 0xD0, 0xE0, 0xF0, }; static const uint8 TestIV[FAESGCMHandlerComponent::IVSizeInBytes] = { 0xFF, 0xEE, 0xDD, 0xCC, 0xBB, 0xAA, 0x99, 0x88, 0x77, 0x66, 0x55, 0x44, }; // Data in TestPlainText is prepared for testing max possible payload size: 1024-16-12 = 996 bytes // If MAX_PACKET_SIZE value changes, then array sizes will need to be adjusted. // These bytes are randomly generated. For example, run these two commands in Linux or WSL: // dd if=/dev/urandom bs=996 count=1 of=input.bin // hexdump -v -e '31/1 "0x%02X, " 1/1 " 0x%02X,\n"' input.bin static const uint8 TestPlainText[MAX_PACKET_SIZE - FAESGCMHandlerComponent::AuthTagSizeInBytes - FAESGCMHandlerComponent::IVSizeInBytes] = { 0xC7, 0xE6, 0x8A, 0xA6, 0x05, 0xA6, 0x4B, 0x6C, 0x85, 0x73, 0x37, 0x7B, 0xE7, 0xA6, 0xE0, 0x7F, 0xF2, 0xAC, 0x86, 0x39, 0x65, 0xA2, 0x1C, 0x08, 0x64, 0x2B, 0x97, 0xBB, 0xF3, 0xD0, 0x83, 0xA6, 0xC7, 0x07, 0x03, 0x5B, 0x0D, 0x82, 0xE3, 0x8B, 0x5E, 0x70, 0xEA, 0x24, 0x33, 0xD9, 0xF1, 0x6D, 0x77, 0xCA, 0xCE, 0x88, 0xB1, 0x38, 0xA5, 0x7B, 0xD8, 0x6C, 0xFA, 0x2F, 0x01, 0xD4, 0xE1, 0xB1, 0x47, 0x37, 0x2F, 0x70, 0x3D, 0xE0, 0x66, 0x3D, 0x56, 0x2B, 0x9E, 0x40, 0xEA, 0x0A, 0x92, 0x9E, 0x2C, 0xFA, 0x7E, 0xC9, 0x51, 0xD6, 0x59, 0x84, 0x1A, 0x97, 0x1C, 0x97, 0x8E, 0xFA, 0x01, 0xD9, 0x8A, 0x4A, 0x0C, 0x5E, 0xCC, 0x36, 0x5B, 0x8F, 0x8E, 0xC0, 0x15, 0xDE, 0xB5, 0x0B, 0x38, 0x1C, 0xDD, 0x10, 0x0F, 0xD6, 0xA7, 0xC0, 0x64, 0xEB, 0x82, 0xF5, 0xD0, 0xA3, 0xD2, 0x94, 0xB6, 0x51, 0x17, 0x7C, 0x7D, 0xF3, 0xD7, 0x2E, 0xF9, 0xE6, 0xAF, 0x52, 0x50, 0x75, 0x84, 0xBC, 0x91, 0x01, 0xA2, 0x6A, 0xC7, 0xB3, 0xD1, 0x88, 0x77, 0x84, 0x8C, 0x99, 0xEC, 0x04, 0x58, 0x99, 0xFE, 0xCF, 0x1A, 0x09, 0x10, 0xC2, 0xC9, 0xDB, 0x80, 0xA7, 0xE8, 0x40, 0x5D, 0x62, 0x5D, 0x53, 0x11, 0x45, 0xA1, 0xF0, 0x5D, 0x68, 0x69, 0xC1, 0xF2, 0x65, 0xAF, 0xB4, 0x0B, 0xE0, 0xE1, 0x14, 0x67, 0x87, 0xB4, 0x88, 0x26, 0x0F, 0xC6, 0xDF, 0xED, 0x6B, 0x22, 0x4C, 0xE2, 0xDE, 0xBA, 0x21, 0x19, 0x5C, 0x86, 0xCA, 0x2A, 0x92, 0x90, 0x85, 0xC2, 0xBC, 0x37, 0x4A, 0x3B, 0x8C, 0xA9, 0x39, 0x65, 0x6A, 0xC0, 0x01, 0x34, 0xEF, 0x32, 0xD7, 0x73, 0xAD, 0x40, 0xCE, 0x6D, 0x44, 0x31, 0x59, 0x89, 0x05, 0xB1, 0x47, 0x58, 0xE8, 0xB7, 0x48, 0xF8, 0x76, 0xBE, 0xFA, 0xD8, 0x3D, 0xF3, 0x98, 0xC8, 0x8A, 0x46, 0xDA, 0x8E, 0xB1, 0x7B, 0x33, 0xC0, 0xE3, 0x5B, 0x73, 0xB4, 0x9F, 0x81, 0xF9, 0x6D, 0x31, 0x48, 0xC2, 0x9A, 0xE5, 0x56, 0x96, 0x5F, 0x5D, 0xFD, 0x0D, 0x55, 0x6D, 0x67, 0xB0, 0xA2, 0x37, 0xBD, 0x11, 0x7C, 0x33, 0x70, 0x11, 0x20, 0x96, 0xED, 0x79, 0x58, 0x79, 0x3F, 0x05, 0x37, 0x5F, 0x0E, 0x72, 0xFE, 0x25, 0x78, 0x36, 0xE4, 0x22, 0x3C, 0xE9, 0x34, 0x73, 0x1F, 0xC2, 0x82, 0x60, 0xE3, 0xB3, 0x20, 0x28, 0xB1, 0x36, 0xF0, 0x26, 0x07, 0x82, 0x22, 0x9D, 0x94, 0xC1, 0x8B, 0xFF, 0xA8, 0x0A, 0xC8, 0xC3, 0x33, 0x68, 0xFB, 0x3E, 0x14, 0x7D, 0x84, 0xB1, 0x43, 0xF7, 0x44, 0x39, 0x95, 0x71, 0x78, 0x7B, 0xE5, 0x5D, 0x70, 0x27, 0x46, 0xDB, 0x1F, 0xDD, 0x51, 0x60, 0x86, 0x81, 0x03, 0x1E, 0x9D, 0xAB, 0x33, 0xE4, 0x2B, 0x5A, 0xC3, 0x59, 0x2A, 0xB3, 0x12, 0x26, 0x2B, 0x16, 0xAF, 0x57, 0xA6, 0x5B, 0x17, 0xB0, 0x1D, 0xB4, 0xCF, 0x6A, 0x55, 0xA8, 0xE1, 0xC6, 0x3A, 0xC9, 0x16, 0xBC, 0xE6, 0x1D, 0x1F, 0x55, 0x6A, 0x1F, 0x22, 0xEC, 0x65, 0x69, 0xC6, 0x68, 0x75, 0x54, 0xDA, 0x49, 0x40, 0xC0, 0x85, 0xAB, 0x9C, 0x5F, 0xF7, 0x60, 0x26, 0x7F, 0x26, 0x42, 0xCB, 0x70, 0xC2, 0x0F, 0x9A, 0x6B, 0x3E, 0x32, 0xF1, 0x8E, 0x5E, 0xAA, 0x12, 0x39, 0x57, 0x70, 0x61, 0x5C, 0x60, 0x59, 0x1D, 0x14, 0xBB, 0xB1, 0x01, 0xB0, 0x00, 0xA1, 0xDD, 0xD9, 0x5A, 0x8B, 0x86, 0xB1, 0xA5, 0x7E, 0x5D, 0xFD, 0xC6, 0xC5, 0x45, 0x67, 0x34, 0x58, 0x4F, 0x19, 0x09, 0x17, 0x9B, 0xFF, 0x51, 0xC3, 0x43, 0xD8, 0xD5, 0x73, 0x45, 0x04, 0x10, 0x22, 0xED, 0x0E, 0x0B, 0x34, 0x83, 0x61, 0xA4, 0xD5, 0x30, 0x6B, 0xC0, 0x56, 0xDD, 0x53, 0xAC, 0xB6, 0xBB, 0x52, 0x4F, 0x8F, 0x15, 0x17, 0x63, 0x0B, 0x66, 0x9F, 0x14, 0x78, 0xBF, 0xDB, 0xEA, 0x35, 0x5B, 0x40, 0xA7, 0x95, 0xCC, 0x30, 0x96, 0x44, 0x8E, 0x31, 0x9D, 0x30, 0x31, 0xD5, 0xC4, 0x72, 0x3B, 0x5C, 0xE1, 0xA6, 0x9E, 0x43, 0xA8, 0x1B, 0x99, 0x57, 0xF9, 0xFA, 0xA9, 0xF3, 0x10, 0xD7, 0xBD, 0x60, 0x9C, 0x92, 0xAA, 0x06, 0x29, 0x07, 0x40, 0x2F, 0x8E, 0x67, 0x6D, 0xF2, 0xA1, 0x39, 0x73, 0x35, 0x24, 0x00, 0x00, 0xB7, 0xD4, 0xCB, 0xA2, 0x67, 0x15, 0xA3, 0x70, 0xA5, 0x13, 0x47, 0xA2, 0xD9, 0x40, 0xB3, 0x69, 0xFD, 0x38, 0x2F, 0xC6, 0x15, 0x72, 0x07, 0x1E, 0x5F, 0xE6, 0x48, 0x80, 0xDD, 0x40, 0x16, 0x40, 0xED, 0x57, 0x3E, 0x73, 0xFB, 0xA6, 0xFD, 0x53, 0xEA, 0x02, 0x72, 0x51, 0xAE, 0x3E, 0x06, 0x5F, 0xD2, 0x03, 0x4C, 0x5C, 0x1E, 0x00, 0x80, 0x21, 0x57, 0xEE, 0x10, 0xD1, 0x41, 0xD4, 0x36, 0x54, 0xB4, 0x67, 0x58, 0xE2, 0x09, 0xFB, 0xC3, 0x6B, 0x96, 0xD6, 0x01, 0xB1, 0xCA, 0x4B, 0x83, 0x38, 0x15, 0x83, 0x2B, 0xA0, 0x33, 0xAE, 0x2A, 0xD8, 0x99, 0xAE, 0x36, 0x44, 0x61, 0xE3, 0x1A, 0xBE, 0x3B, 0xB1, 0xFE, 0x26, 0x71, 0x9E, 0xF9, 0xA2, 0x65, 0x29, 0xD3, 0x4E, 0x90, 0xA8, 0x2A, 0x02, 0x6E, 0x2D, 0x88, 0x93, 0x8A, 0xC4, 0x40, 0x97, 0x2B, 0xCB, 0x55, 0x56, 0xC9, 0x52, 0x1E, 0x58, 0x13, 0x57, 0xAD, 0xE2, 0x20, 0xA3, 0xF2, 0xCA, 0xEA, 0xD9, 0x26, 0x75, 0x11, 0x75, 0xB3, 0xF5, 0xC2, 0x53, 0x24, 0xAE, 0xB5, 0x05, 0xFD, 0xA9, 0xBD, 0xFC, 0x50, 0x7C, 0x68, 0x0E, 0xE7, 0x01, 0x90, 0x50, 0x37, 0x81, 0x8E, 0x47, 0xFB, 0x4F, 0x88, 0x00, 0xA3, 0xBF, 0xB0, 0xE2, 0x42, 0x85, 0xDF, 0x5E, 0x76, 0xAC, 0x0C, 0xA0, 0x52, 0x49, 0xD1, 0x0D, 0x4B, 0x6E, 0xED, 0x15, 0x21, 0xEE, 0x88, 0x42, 0x3C, 0x50, 0x9B, 0x34, 0x24, 0xFC, 0xCE, 0xC5, 0xEB, 0x4A, 0xB6, 0x9F, 0xC9, 0xFE, 0x55, 0x7F, 0x06, 0x90, 0x70, 0x1A, 0xB8, 0x2C, 0x0B, 0xB5, 0xD2, 0x9E, 0x11, 0x5D, 0x33, 0x7E, 0x73, 0xDA, 0x40, 0xD6, 0x81, 0x0B, 0xAC, 0x33, 0xCD, 0xA2, 0xB0, 0x89, 0x04, 0x63, 0xE8, 0x77, 0x51, 0x32, 0x00, 0xC9, 0xEE, 0xCD, 0xB9, 0x29, 0x17, 0xF6, 0x13, 0xD1, 0xED, 0x28, 0xA3, 0x30, 0x63, 0x13, 0xD6, 0xFC, 0xFB, 0xA5, 0x86, 0x30, 0x3F, 0x4F, 0xBA, 0xEA, 0x0F, 0xB1, 0xA5, 0x59, 0x67, 0x47, 0x2B, 0x2C, 0x54, 0xE5, 0xE8, 0x77, 0xC3, 0xEF, 0x53, 0x6A, 0x01, 0x1F, 0xE7, 0xAA, 0x72, 0xA2, 0x7B, 0xC3, 0x90, 0xE0, 0x63, 0xE1, 0xB8, 0xCB, 0x7C, 0x94, 0xE3, 0xA4, 0x3D, 0x07, 0xAF, 0x1B, 0xF4, 0x53, 0xC0, 0x84, 0x82, 0x32, 0x60, 0x1E, 0xEB, 0x6E, 0x8B, 0x6E, 0xAE, 0xCD, 0x27, 0x00, 0xE9, 0x29, 0x45, 0x77, 0xE8, 0xD3, 0x1F, 0x3C, 0xB8, 0x77, 0x2D, 0x10, 0xD3, 0x66, 0xC8, 0x4F, 0x92, 0x0D, 0xA3, 0x0D, 0xED, 0x67, 0x6C, 0x57, 0xAD, 0x67, 0x1B, 0x9E, 0xB7, 0x9A, 0x6B, 0x01, 0x01, 0x73, 0xB1, 0x1F, 0x8C, 0xC3, 0xB3, 0x20, 0xE2, 0xDC, 0x25, 0x30, 0x29, 0x46, 0x92, 0x7B, 0x1A, 0xEF, 0xE7, 0x1A, 0x72, 0x84, 0x0F, 0x42, 0x57, 0x9E, 0x6D, 0x36, 0x22, 0x7A, 0x9C, 0x7B, 0x2D, 0x62, 0x7A, 0xDA, 0x6C, 0x88, 0xE2, 0x4F, 0xBF, 0xA0, 0xDD, 0xD3, 0x7F, 0x05, 0xEF, 0xDC, 0x55, 0x01, 0xEF, 0x9F, 0xA9, 0x07, 0x41, 0x8F, 0x18, 0x36, 0x62, 0xB8, 0xF6, 0xD4, 0xF2, 0x8E, 0xFC, 0x7C, 0xC7, }; // TestCipherText and TestAuthTag arrays are generated with following program that uses OpenSSL #if 0 #include #include typedef unsigned char uint8; // ... put TestKey, TestIV, TestPlainText arrays here int main() { EVP_CIPHER_CTX* ctx = EVP_CIPHER_CTX_new(); int ok = EVP_EncryptInit_ex(ctx, EVP_aes_256_gcm(), NULL, TestKey, TestIV); assert(ok); uint8 ciphertext[996]; int nciphertext = sizeof(ciphertext); ok = EVP_EncryptUpdate(ctx, ciphertext, &nciphertext, TestPlainText, sizeof(TestPlainText)); assert(ok); assert(nciphertext == sizeof(ciphertext)); int nfinalize; ok = EVP_EncryptFinal_ex(ctx, ciphertext + nciphertext, &nfinalize); assert(ok); assert(nfinalize == 0); printf("static const uint8 TestCipherText[sizeof(TestPlainText)] =\n{\n"); for (int i = 0; i < sizeof(ciphertext); i++) { printf("%s", i % 32 ? "" : "\t"); printf("0x%02hhX,", ciphertext[i]); printf("%s", (i + 1) % 32 ? " " : "\n"); } printf("\n};\n"); uint8 auth[16]; ok = EVP_CIPHER_CTX_ctrl(ctx, EVP_CTRL_GCM_GET_TAG, sizeof(auth), auth); assert(ok); printf("const uint8 TestAuthTag[FAESGCMHandlerComponent::AuthTagSizeInBytes] =\n{\n\t"); for (int i = 0; i < sizeof(auth); i++) { printf("0x%02hhX,", auth[i]); printf("%s", i == 15 ? "\n" : " "); } printf("};\n"); } #endif static const uint8 TestCipherText[sizeof(TestPlainText)] = { 0x9A, 0x8B, 0xC3, 0xC1, 0xCD, 0xDA, 0xE9, 0xCF, 0xD2, 0xFA, 0xA7, 0x9A, 0xCF, 0x6B, 0x57, 0x4F, 0x40, 0x01, 0xDB, 0x8C, 0x19, 0x16, 0xC1, 0x4B, 0x7D, 0x95, 0xE6, 0x3C, 0x2D, 0x6A, 0x21, 0x22, 0x80, 0x6F, 0x60, 0x84, 0x2B, 0x71, 0x74, 0x9C, 0x58, 0x12, 0xCA, 0xB9, 0x99, 0xB4, 0xAA, 0x57, 0xAE, 0xD2, 0xC9, 0x70, 0xA7, 0xC7, 0xDF, 0x3B, 0x95, 0x00, 0x72, 0x31, 0xD0, 0x84, 0xAC, 0xF4, 0xC2, 0xC1, 0x14, 0x98, 0x69, 0x6F, 0xAC, 0xF7, 0x42, 0x7C, 0xF1, 0xD3, 0xC7, 0xF2, 0xFC, 0x0A, 0x0B, 0x3C, 0x32, 0x1D, 0x3F, 0xC8, 0xEF, 0x64, 0x22, 0xEB, 0x62, 0x40, 0xFB, 0x45, 0xBE, 0xFD, 0xAE, 0x50, 0x5C, 0xF8, 0xE5, 0xE3, 0xB4, 0x8E, 0x6F, 0x35, 0xE7, 0x73, 0x47, 0x95, 0xAA, 0xBB, 0xE5, 0x7D, 0x44, 0xC9, 0xD1, 0xFD, 0x14, 0x30, 0x6F, 0x8F, 0xA7, 0x4F, 0x64, 0xB3, 0xBF, 0xDA, 0xEC, 0x0E, 0xF6, 0x2D, 0x5F, 0x4A, 0x13, 0x61, 0x95, 0xD8, 0x63, 0x8E, 0xC0, 0x81, 0xD0, 0x33, 0x01, 0xD3, 0x91, 0xCB, 0x3A, 0x05, 0x5A, 0x04, 0xF0, 0xA3, 0x69, 0x5B, 0xD9, 0x54, 0x99, 0x36, 0x9B, 0x86, 0x34, 0xDD, 0x24, 0x92, 0xB8, 0xDE, 0x59, 0x98, 0x39, 0x38, 0x16, 0xE4, 0xC8, 0x6B, 0xF4, 0xBD, 0x9F, 0x7E, 0xC7, 0x52, 0xBF, 0x2E, 0x6A, 0x0C, 0x99, 0xC4, 0xB7, 0xE0, 0x9A, 0x95, 0xF8, 0x32, 0x39, 0xC0, 0x5D, 0x1A, 0x62, 0xD9, 0xA3, 0x6D, 0x40, 0xA6, 0x9C, 0x03, 0xB7, 0x94, 0x31, 0x3E, 0x9C, 0x33, 0x6A, 0x58, 0xAF, 0x6D, 0x03, 0x6C, 0x26, 0xAC, 0x83, 0x51, 0x6B, 0x31, 0xC1, 0x82, 0x97, 0x96, 0x4D, 0x1B, 0x4E, 0x75, 0xCD, 0x48, 0x75, 0x82, 0x7F, 0x2F, 0xA0, 0xCD, 0xCF, 0x88, 0x6F, 0x2C, 0x13, 0xC2, 0xA7, 0x94, 0x19, 0xB4, 0xA8, 0x2B, 0x07, 0xF8, 0x8A, 0xF4, 0x26, 0x3F, 0xA4, 0xBE, 0x2A, 0xC6, 0xDA, 0x2D, 0xB5, 0x8F, 0xA1, 0x52, 0xF9, 0x57, 0x3A, 0xAE, 0xE4, 0x0E, 0x22, 0x41, 0x48, 0x2F, 0x17, 0xD3, 0x97, 0xAA, 0xB2, 0x49, 0xC8, 0x38, 0xD8, 0x60, 0x19, 0x40, 0x55, 0xF5, 0x62, 0x96, 0xC8, 0x58, 0x3D, 0x99, 0x8E, 0x23, 0xCE, 0x85, 0xFD, 0x97, 0x9A, 0x2B, 0x63, 0xFC, 0xAE, 0x68, 0xC4, 0x98, 0x41, 0x2C, 0xED, 0xC0, 0x24, 0x5F, 0xA9, 0x74, 0x88, 0xCC, 0xE2, 0xC4, 0x56, 0x28, 0xE0, 0x98, 0xB4, 0x48, 0xB1, 0x61, 0x07, 0x39, 0xBD, 0x26, 0xC6, 0x3A, 0x97, 0xE8, 0x26, 0x55, 0x16, 0xF2, 0x55, 0xAF, 0xBB, 0x9D, 0x7C, 0xE0, 0x5C, 0x03, 0x83, 0xC7, 0x0C, 0xC8, 0x29, 0x38, 0xF0, 0xB9, 0xC6, 0xC0, 0x6B, 0x6D, 0x31, 0x4C, 0xAE, 0xA5, 0x66, 0xF4, 0x6F, 0xCB, 0x77, 0x4A, 0xF0, 0xDE, 0x9C, 0xEB, 0xB9, 0xDA, 0xDC, 0x04, 0x81, 0xF4, 0x84, 0xAA, 0x40, 0xE1, 0x64, 0x90, 0x6C, 0x85, 0x81, 0xBD, 0xAE, 0x49, 0x73, 0x17, 0x0B, 0x1A, 0x8C, 0x4E, 0x42, 0xB6, 0x11, 0x1A, 0x5A, 0x55, 0x4F, 0xFB, 0x2A, 0x3C, 0x26, 0x7D, 0x7F, 0x6F, 0xD1, 0x1E, 0x75, 0x98, 0xBB, 0xD9, 0xD4, 0x41, 0xC2, 0xB9, 0x01, 0x9E, 0x6A, 0xD7, 0xE7, 0x51, 0x1F, 0x6D, 0xD5, 0x55, 0x1B, 0x5F, 0x3C, 0x13, 0xEA, 0xB3, 0xC4, 0xAE, 0x20, 0xC8, 0x50, 0xBF, 0x86, 0x3F, 0xF8, 0x1D, 0x39, 0x4D, 0x67, 0x99, 0x12, 0x62, 0x96, 0xBB, 0x8A, 0x05, 0x04, 0x43, 0x5C, 0x56, 0xF5, 0xCF, 0x39, 0x81, 0xDB, 0xA6, 0x9B, 0x2F, 0x93, 0x0F, 0xFA, 0x31, 0x31, 0x7D, 0x6C, 0xC8, 0x8D, 0xA0, 0x22, 0xD4, 0x94, 0x26, 0x80, 0x98, 0xB0, 0xD9, 0xAA, 0xDB, 0x76, 0xB5, 0xED, 0x5C, 0x79, 0x7C, 0x35, 0xE5, 0x9A, 0xD3, 0x02, 0xD0, 0x6C, 0x53, 0x62, 0x6E, 0xEC, 0xDE, 0x1F, 0x93, 0x66, 0x3E, 0xD1, 0x82, 0xD9, 0x21, 0x39, 0x99, 0x93, 0x55, 0xE7, 0x0C, 0x1C, 0x8A, 0x46, 0x58, 0x38, 0x13, 0x71, 0x68, 0x14, 0x7C, 0xD0, 0x07, 0xBC, 0x11, 0x87, 0x90, 0x86, 0x08, 0x33, 0x22, 0xB3, 0x2A, 0x7C, 0x04, 0xEE, 0x25, 0xF5, 0x83, 0x60, 0x13, 0xE5, 0xC2, 0x64, 0x48, 0x90, 0x2F, 0x4A, 0xD4, 0x8D, 0x3B, 0x99, 0x12, 0xBA, 0x3A, 0x74, 0x83, 0xED, 0x69, 0x27, 0xA8, 0x48, 0x45, 0x94, 0xB3, 0xE0, 0x2A, 0x18, 0x12, 0xDD, 0x4C, 0xF5, 0x25, 0xD7, 0x28, 0x4E, 0x07, 0xEA, 0x99, 0x1E, 0x51, 0xD9, 0x3E, 0x6E, 0x28, 0x77, 0x47, 0x84, 0x81, 0x30, 0x0E, 0xF9, 0xF8, 0xF2, 0x79, 0xBA, 0xDA, 0xB0, 0x09, 0xDA, 0x38, 0xE5, 0x4C, 0xB0, 0xB9, 0x27, 0x76, 0x6E, 0x61, 0x75, 0x3E, 0x78, 0xCD, 0x70, 0x1C, 0x1D, 0xFD, 0x5E, 0x14, 0x38, 0x4A, 0x8B, 0x6A, 0xC8, 0x51, 0xD2, 0xDB, 0x76, 0x6C, 0xA3, 0x30, 0xB0, 0xDA, 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0x02, 0x8A, 0x42, 0xA5, 0x3D, 0xE9, 0xBA, 0xE2, 0xAA, 0xFA, 0x1F, 0x42, 0xEA, 0x7D, 0x72, 0x85, 0xDA, 0xBF, 0xEB, 0x49, 0x33, 0xFA, 0x75, 0x1E, 0x4F, 0xDA, 0xB6, 0x2B, 0x4D, 0xB8, 0x7A, 0xC3, 0x43, 0x6B, 0x4D, 0x79, 0xF3, 0x02, 0x4B, 0x37, 0xBE, 0x79, 0x36, 0x28, 0xB6, 0x1F, 0xA7, 0xAC, 0x5D, 0x27, 0x2F, 0x68, 0xA4, 0xDA, 0x6B, 0xDF, 0x93, 0x01, 0x10, 0x88, 0x42, 0xB2, 0x6A, 0x1B, 0xFD, 0xFE, 0x52, 0x83, 0x9E, 0x6E, 0xEF, 0xD5, 0x62, 0xB8, 0x10, 0xFF, 0x7B, 0x16, 0xB4, 0xBC, 0x6C, 0x72, 0x92, 0x6E, 0x80, 0x29, 0xA0, 0x57, 0xA4, 0x52, 0x38, 0x64, 0x50, 0xF8, 0x66, 0x67, 0xD4, 0x4F, 0x48, 0xD7, 0x82, 0x92, 0xFC, 0xCF, 0x2A, 0xCD, 0x2C, 0xFA, 0x8B, 0xF5, 0x87, 0x5C, 0x85, 0xC3, 0x15, 0xD8, 0xA0, 0x46, 0x21, 0x01, 0x25, 0x45, 0xB3, 0x6A, 0xF4, 0x61, 0x71, 0x61, 0x93, 0x6B, 0xB5, 0xBC, 0x5A, 0x9B, 0xFA, 0xD8, 0x05, 0x0D, 0xFD, 0x6D, 0xC8, 0x69, 0xA8, 0x98, 0xA4, 0x98, 0xC3, 0x3D, 0x72, 0x2E, 0x04, 0x48, 0xEB, 0x88, 0xB3, 0x61, 0x22, 0x9C, 0xD4, 0x6D, 0x0B, 0x2F, 0x45, 0x68, 0xA4, 0xC3, 0x11, 0x3B, 0xB0, 0x28, 0xD0, 0x5C, 0xD1, 0xDE, 0x44, 0x3B, 0xFA, 0x9E, 0x97, 0x8A, 0xB6, 0x79, }; static const uint8 TestAuthTag[FAESGCMHandlerComponent::AuthTagSizeInBytes] = { 0xC8, 0xE1, 0x84, 0xCC, 0xC5, 0xDA, 0x7F, 0xBA, 0x17, 0x14, 0x8B, 0xFB, 0x22, 0x5D, 0x79, 0x35, }; // This class is here so it can be marked as "friend" in FAESGCMHandlerComponent class, so we can access OutIV/Encrypt/Decrypt private members class FAESGCMHandlerComponentTests { public: FAESGCMHandlerComponent Component; FAESGCMHandlerComponentTests() { // Make sure max packet plaintext size + overhead (IV + AuthTag) fits into exactly MAX_PACKET_SIZE REQUIRE(Component.GetReservedPacketBits() == 8 * (sizeof(TestIV) + sizeof(TestAuthTag))); REQUIRE(sizeof(TestIV) + sizeof(TestAuthTag) + sizeof(TestCipherText) == MAX_PACKET_SIZE); // Key Setup { TArray Key{ TestKey, sizeof(TestKey) }; FEncryptionData EncryptionData = { Key }; Component.SetEncryptionData(EncryptionData); Component.EnableEncryption(); } } // call Encrypt method directly, it should support exactly N->N byte encryption void EncryptTest() { uint8 CipherText[sizeof(TestCipherText)] = { 0 }; uint8 AuthTag[sizeof(TestAuthTag)] = { 0 }; EPlatformCryptoResult Result = Component.Encrypt(CipherText, TestPlainText, TestIV, AuthTag); REQUIRE(Result == EPlatformCryptoResult::Success); REQUIRE(FMemory::Memcmp(CipherText, TestCipherText, sizeof(TestCipherText)) == 0); REQUIRE(FMemory::Memcmp(AuthTag, TestAuthTag, sizeof(TestAuthTag)) == 0); } // Call Decrypt method directly, it should support exactly N->N byte decryption void DecryptTest() { uint8 PlainText[sizeof(TestPlainText)] = { 0 }; EPlatformCryptoResult Result = Component.Decrypt(PlainText, TestCipherText, TestIV, TestAuthTag); REQUIRE(Result == EPlatformCryptoResult::Success); REQUIRE(FMemory::Memcmp(PlainText, TestPlainText, sizeof(TestPlainText)) == 0); } // Decryption for incoming packets void IncomingTest() { TStaticArray Bytes; // Prepare encrypted packet payload = IV || Auth || CipherText { uint8_t* DataPtr = Bytes.GetData(); FMemory::Memcpy(DataPtr, TestIV, sizeof(TestIV)); DataPtr += sizeof(TestIV); FMemory::Memcpy(DataPtr, TestAuthTag, sizeof(TestAuthTag)); DataPtr += sizeof(TestAuthTag); FMemory::Memcpy(DataPtr, TestCipherText, sizeof(TestCipherText)); DataPtr += sizeof(TestCipherText); // Encrypted packet uses max possible packet size REQUIRE(DataPtr - Bytes.GetData() == MAX_PACKET_SIZE); } FBitReader Packet{ Bytes.GetData(), 8 * Bytes.Num() }; // Pass packet to decryption { TSharedPtr Address; FInPacketTraits Traits; FIncomingPacketRef PacketRef = { Packet, Address, Traits }; Component.Incoming(PacketRef); } // Verify that decrypted packet matches TestPlainText array REQUIRE(Packet.GetPosBits() == 0); REQUIRE(Packet.GetNumBytes() == sizeof(TestPlainText)); REQUIRE(FMemory::Memcmp(Packet.GetData(), TestPlainText, sizeof(TestPlainText)) == 0); } // Encryption for outgoing packets void OutgoingTest() { // Set IV to known value (otherwise random IV will be used) FMemory::Memcpy(Component.OutIV.GetData(), TestIV, sizeof(TestIV)); Component.OutIV[1] -= 1; // Outgoing method will do +1 on this byte to increment IV FBitWriter Packet { 8 * MAX_PACKET_SIZE, false }; // Input data is just TestPlainText array FMemory::Memcpy(Packet.GetData(), TestPlainText, sizeof(TestPlainText)); Packet.SetNumBits(8 * sizeof(TestPlainText)); // Pass packet to encryption { FOutPacketTraits Traits; Component.Outgoing(Packet, Traits); } // Verify that encrypted packet fits exactly into MAX_PACKET_SIZE REQUIRE(Packet.GetNumBits() == 8 * MAX_PACKET_SIZE); // Verify encrypted packet payload = IV || Auth || CipherText const uint8* OutIV = Packet.GetData(); const uint8* OutAuthTag = OutIV + sizeof(TestIV); const uint8* OutCipherText = OutAuthTag + sizeof(TestAuthTag); REQUIRE(FMemory::Memcmp(OutIV, TestIV, sizeof(TestIV)) == 0); REQUIRE(FMemory::Memcmp(OutAuthTag, TestAuthTag, sizeof(TestAuthTag)) == 0); REQUIRE(FMemory::Memcmp(OutCipherText, TestCipherText, sizeof(TestCipherText)) == 0); } }; TEST_CASE_NAMED(AESGCMHandlerComponentTest, "Plugins::PacketHandlers::AESGCMHandlerComponent", "[Core][EngineFilter]") { FAESGCMHandlerComponentTests Tests; Tests.EncryptTest(); Tests.DecryptTest(); Tests.IncomingTest(); Tests.OutgoingTest(); } #endif // WITH_TESTS