|  | // Copyright lowRISC contributors. | 
|  | // Licensed under the Apache License, Version 2.0, see LICENSE for details. | 
|  | // SPDX-License-Identifier: Apache-2.0 | 
|  |  | 
|  | #include "sw/device/lib/dif/dif_otbn.h" | 
|  | #include "sw/device/lib/runtime/ibex.h" | 
|  | #include "sw/device/lib/runtime/log.h" | 
|  | #include "sw/device/lib/runtime/otbn.h" | 
|  | #include "sw/device/lib/testing/entropy_testutils.h" | 
|  | #include "sw/device/lib/testing/test_framework/check.h" | 
|  | #include "sw/device/lib/testing/test_framework/ottf_main.h" | 
|  |  | 
|  | #include "hw/top_earlgrey/sw/autogen/top_earlgrey.h" | 
|  |  | 
|  | /** | 
|  | * End-to-end RSA encryption and decryption test using OTBN. | 
|  | * | 
|  | * IMPORTANT: This test is not a secure, complete, or reusable implementation of | 
|  | * RSA; it is not even close to being production-ready. It is only meant as an | 
|  | * end-to-end test for OTBN during the bringup phase. | 
|  | * | 
|  | * This test loads the RSA application into OTBN, sets all required input | 
|  | * arguments, and performs the encryption and decryption operations. | 
|  | * | 
|  | * To keep the test execution time reasonable some parts of the test can be | 
|  | * disabled with the `kTestDecrypt` and `kTestRsaGreater1k` constants. | 
|  | * | 
|  | * The test contains constants and expected output, which can be independently | 
|  | * and conveniently verified using a Python script. | 
|  | * | 
|  | * <code> | 
|  | * # Optional: generate a new key | 
|  | * $ openssl genpkey -algorithm RSA -out otbn_rsa_test_private_key_1024.pem \ | 
|  | *     -pkeyopt rsa_keygen_bits:1024 | 
|  | * | 
|  | * # Create all constants/variables | 
|  | * $ ./otbn_test_params.py rsa otbn_rsa_test_private_key_1024.pem \ | 
|  | *     "Hello OTBN, can you encrypt and decrypt this for me?" | 
|  | * </code> | 
|  | */ | 
|  |  | 
|  | /** | 
|  | * Performs encrypt and decrypt operations. (Otherwise, only encrypt is done.) | 
|  | * | 
|  | * Encryption is reasonably fast in RSA, taking between 50 thousand instructions | 
|  | * for RSA 512, up to 17 million instructions for RSA 4096. | 
|  | * Assuming a typical Verilator-based simulation of Earl Grey at 5 kHz, this | 
|  | * results in simulation times between a couple of seconds and an hour for RSA | 
|  | * encrypt. | 
|  | * | 
|  | * Decryption, on the other hand, is much more computationally expensive. | 
|  | * Decryption takes around 0.5 million instructions for RSA 512, up to | 
|  | * 128 million instructions for RSA 4096. Assuming the same simulation at 5 kHz, | 
|  | * this translates to a RSA 512 decode taking around two minutes to execute, | 
|  | * and a RSA 4096 decode taking over seven hours. | 
|  | */ | 
|  | static const bool kTestDecrypt = true; | 
|  |  | 
|  | /** | 
|  | * Tests RSA 2k, 3k, and 4k. | 
|  | * | 
|  | * If disabled, only RSA 512 and RSA 1k tests are executed. Longer keys take | 
|  | * significantly longer to test, especially the decryption parts. | 
|  | * | 
|  | * See the description of `kTestDecrypt` for more details on execution times. | 
|  | */ | 
|  | static const bool kTestRsaGreater1k = false; | 
|  |  | 
|  | OTBN_DECLARE_APP_SYMBOLS(rsa); | 
|  | OTBN_DECLARE_SYMBOL_ADDR(rsa, mode); | 
|  | OTBN_DECLARE_SYMBOL_ADDR(rsa, n_limbs); | 
|  | OTBN_DECLARE_SYMBOL_ADDR(rsa, inout); | 
|  | OTBN_DECLARE_SYMBOL_ADDR(rsa, modulus); | 
|  | OTBN_DECLARE_SYMBOL_ADDR(rsa, exp); | 
|  |  | 
|  | static const otbn_app_t kOtbnAppRsa = OTBN_APP_T_INIT(rsa); | 
|  | static const otbn_addr_t kOtbnVarRsaMode = OTBN_ADDR_T_INIT(rsa, mode); | 
|  | static const otbn_addr_t kOtbnVarRsaNLimbs = OTBN_ADDR_T_INIT(rsa, n_limbs); | 
|  | static const otbn_addr_t kOtbnVarRsaInOut = OTBN_ADDR_T_INIT(rsa, inout); | 
|  | static const otbn_addr_t kOtbnVarRsaModulus = OTBN_ADDR_T_INIT(rsa, modulus); | 
|  | static const otbn_addr_t kOtbnVarRsaExp = OTBN_ADDR_T_INIT(rsa, exp); | 
|  |  | 
|  | enum { | 
|  | kRsa512SizeBytes = 512 / 8, | 
|  | kRsa1024SizeBytes = 1024 / 8, | 
|  | kRsa2048SizeBytes = 2048 / 8, | 
|  | kRsa3072SizeBytes = 3072 / 8, | 
|  | kRsa4096SizeBytes = 4096 / 8, | 
|  | }; | 
|  |  | 
|  | OTTF_DEFINE_TEST_CONFIG(); | 
|  |  | 
|  | /** | 
|  | * Encrypts a message with RSA. | 
|  | * | 
|  | * @param otbn_ctx The OTBN context object. | 
|  | * @param modulus The modulus (n). | 
|  | * @param in The plaintext message. | 
|  | * @param out The encrypted message. | 
|  | * @param size_bytes The size of all buffers in bytes, i.e. the key/modulus | 
|  | *                   length (i.e. 128 for RSA 1024). Valid range: 32..512 in | 
|  | *                   32 byte-steps (i.e. RSA 256 to RSA 4096). | 
|  | */ | 
|  | static void rsa_encrypt(otbn_t *otbn_ctx, const uint8_t *modulus, | 
|  | const uint8_t *in, uint8_t *out, size_t size_bytes) { | 
|  | CHECK(otbn_ctx != NULL); | 
|  | CHECK(size_bytes % 32 == 0); | 
|  |  | 
|  | uint32_t n_limbs = size_bytes / 32; | 
|  | CHECK(n_limbs != 0 && n_limbs <= 16); | 
|  |  | 
|  | // Write input arguments. | 
|  | uint32_t mode = 1;  // mode 1 => encrypt | 
|  | CHECK(otbn_copy_data_to_otbn(otbn_ctx, sizeof(mode), &mode, | 
|  | kOtbnVarRsaMode) == kOtbnOk); | 
|  | CHECK(otbn_copy_data_to_otbn(otbn_ctx, sizeof(n_limbs), &n_limbs, | 
|  | kOtbnVarRsaNLimbs) == kOtbnOk); | 
|  | CHECK(otbn_copy_data_to_otbn(otbn_ctx, size_bytes, modulus, | 
|  | kOtbnVarRsaModulus) == kOtbnOk); | 
|  | CHECK(otbn_copy_data_to_otbn(otbn_ctx, size_bytes, in, kOtbnVarRsaInOut) == | 
|  | kOtbnOk); | 
|  |  | 
|  | // Call OTBN to perform operation, and wait for it to complete. | 
|  | CHECK(otbn_execute(otbn_ctx) == kOtbnOk); | 
|  | CHECK(otbn_busy_wait_for_done(otbn_ctx) == kOtbnOk); | 
|  |  | 
|  | // Read back results. | 
|  | CHECK(otbn_copy_data_from_otbn(otbn_ctx, size_bytes, kOtbnVarRsaInOut, out) == | 
|  | kOtbnOk); | 
|  | } | 
|  |  | 
|  | /** | 
|  | * Decrypts a message with RSA. | 
|  | * | 
|  | * @param otbn_ctx The OTBN context object. | 
|  | * @param modulus The modulus (n). | 
|  | * @param private_exponent The private exponent (d). | 
|  | * @param in The encrypted message. | 
|  | * @param out The decrypted (plaintext) message. | 
|  | * @param size_bytes The size of all buffers in bytes, i.e. the key/modulus | 
|  | *                   length (i.e. 128 for RSA 1024). Valid range: 32..512 in | 
|  | *                   32 byte-steps (i.e. RSA 256 to RSA 4096). | 
|  | */ | 
|  | static void rsa_decrypt(otbn_t *otbn_ctx, const uint8_t *modulus, | 
|  | const uint8_t *private_exponent, const uint8_t *in, | 
|  | uint8_t *out, size_t size_bytes) { | 
|  | CHECK(otbn_ctx != NULL); | 
|  | CHECK(size_bytes % 32 == 0); | 
|  |  | 
|  | // Limbs are 256b words. | 
|  | uint32_t n_limbs = size_bytes / 32; | 
|  | CHECK(n_limbs != 0 && n_limbs <= 16); | 
|  |  | 
|  | // Write input arguments. | 
|  | uint32_t mode = 2;  // mode 2 => decrypt | 
|  | CHECK(otbn_copy_data_to_otbn(otbn_ctx, sizeof(mode), &mode, | 
|  | kOtbnVarRsaMode) == kOtbnOk); | 
|  | CHECK(otbn_copy_data_to_otbn(otbn_ctx, sizeof(n_limbs), &n_limbs, | 
|  | kOtbnVarRsaNLimbs) == kOtbnOk); | 
|  | CHECK(otbn_copy_data_to_otbn(otbn_ctx, size_bytes, modulus, | 
|  | kOtbnVarRsaModulus) == kOtbnOk); | 
|  | CHECK(otbn_copy_data_to_otbn(otbn_ctx, size_bytes, private_exponent, | 
|  | kOtbnVarRsaExp) == kOtbnOk); | 
|  | CHECK(otbn_copy_data_to_otbn(otbn_ctx, size_bytes, in, kOtbnVarRsaInOut) == | 
|  | kOtbnOk); | 
|  |  | 
|  | // Call OTBN to perform operation | 
|  | CHECK(otbn_execute(otbn_ctx) == kOtbnOk); | 
|  | CHECK(otbn_busy_wait_for_done(otbn_ctx) == kOtbnOk); | 
|  |  | 
|  | // Read back results. | 
|  | CHECK(otbn_copy_data_from_otbn(otbn_ctx, size_bytes, kOtbnVarRsaInOut, out) == | 
|  | kOtbnOk); | 
|  | } | 
|  |  | 
|  | /** | 
|  | * CHECK()s that the actual data matches the expected data. | 
|  | * | 
|  | * @param actual The actual data. | 
|  | * @param expected The expected data. | 
|  | * @param size_bytes The size of the actual/expected data. | 
|  | */ | 
|  | static void check_data(const uint8_t *actual, const uint8_t *expected, | 
|  | size_t size_bytes) { | 
|  | for (int i = 0; i < size_bytes; ++i) { | 
|  | CHECK(actual[i] == expected[i], | 
|  | "Data mismatch at byte %d: 0x%x (actual) != 0x%x (expected)", i, | 
|  | actual[i], expected[i]); | 
|  | } | 
|  | } | 
|  |  | 
|  | static uint64_t t_start; | 
|  | static uint64_t t_end; | 
|  |  | 
|  | /** | 
|  | * Starts a profiling section. | 
|  | * | 
|  | * Call this function at the start of a section that should be profiled, and | 
|  | * call `profile_end()` at the end of it to display the results. | 
|  | * | 
|  | * Profiling section may not overlap, i.e. `profile_start()`/`profile_end()` | 
|  | * pairs may not be nested. | 
|  | */ | 
|  | static void profile_start(void) { t_start = ibex_mcycle_read(); } | 
|  |  | 
|  | /** | 
|  | * Ends a profiling section. | 
|  | * | 
|  | * The time since `profile_start()` is printed as log message. | 
|  | * | 
|  | * @param msg Name of the operation (for logging purposes). | 
|  | */ | 
|  | static void profile_end(const char *msg) { | 
|  | t_end = ibex_mcycle_read(); | 
|  | uint32_t cycles = t_end - t_start; | 
|  | uint32_t time_us = cycles / 100; | 
|  | LOG_INFO("%s took %u cycles or %u us @ 100 MHz.", msg, cycles, time_us); | 
|  | } | 
|  |  | 
|  | /** | 
|  | * Performs a RSA roundtrip test. | 
|  | * | 
|  | * A roundtrip consists of three steps: | 
|  | * - Initialize OTBN. | 
|  | * - Encrypt data. Check that the OTBN-produced data matches | 
|  | *   `encrypted_expected`. | 
|  | * - If `kTestDecrypt` is set: Decrypt the encrypted data. Check that the OTBN- | 
|  | *   produced plaintext matches the original plaintext in `in`. | 
|  | * | 
|  | * @param size_bytes Size of all data arguments/buffers, in bytes. | 
|  | * @param modulus The modulus (n). | 
|  | * @param private_exponent The private exponent (d). | 
|  | * @param in The input data of size `size_bytes`. | 
|  | * @param encrypted_expected The encrypted version of `in`. | 
|  | * @param out_encrypted Buffer to hold the encrypted data, as produced by OTBN. | 
|  | * @param out_decrypted Buffer to hold the decrypted data, as produced by OTBN. | 
|  | */ | 
|  | static void rsa_roundtrip(uint32_t size_bytes, const uint8_t *modulus, | 
|  | const uint8_t *private_exponent, const uint8_t *in, | 
|  | const uint8_t *encrypted_expected, | 
|  | uint8_t *out_encrypted, uint8_t *out_decrypted) { | 
|  | otbn_t otbn_ctx; | 
|  |  | 
|  | // Initialize | 
|  | profile_start(); | 
|  | CHECK(otbn_init(&otbn_ctx, mmio_region_from_addr( | 
|  | TOP_EARLGREY_OTBN_BASE_ADDR)) == kOtbnOk); | 
|  | CHECK(otbn_load_app(&otbn_ctx, kOtbnAppRsa) == kOtbnOk); | 
|  | profile_end("Initialization"); | 
|  |  | 
|  | // Encrypt | 
|  | LOG_INFO("Encrypting"); | 
|  | profile_start(); | 
|  | rsa_encrypt(&otbn_ctx, modulus, in, out_encrypted, size_bytes); | 
|  | check_data(out_encrypted, encrypted_expected, size_bytes); | 
|  | profile_end("Encryption"); | 
|  |  | 
|  | if (kTestDecrypt) { | 
|  | // Decrypt | 
|  | LOG_INFO("Decrypting"); | 
|  | profile_start(); | 
|  | rsa_decrypt(&otbn_ctx, modulus, private_exponent, encrypted_expected, | 
|  | out_decrypted, size_bytes); | 
|  | check_data(out_decrypted, in, size_bytes); | 
|  | profile_end("Decryption"); | 
|  | } | 
|  | } | 
|  |  | 
|  | static void test_rsa512_roundtrip(void) { | 
|  | static const uint8_t kModulus[kRsa512SizeBytes] = { | 
|  | 0xf3, 0xb7, 0x91, 0xce, 0x6e, 0xc0, 0x57, 0xcd, 0x19, 0x63, 0xb9, | 
|  | 0x6b, 0x81, 0x97, 0x96, 0x40, 0x81, 0xd8, 0x89, 0x27, 0xec, 0x0a, | 
|  | 0xb1, 0xf2, 0x4a, 0xda, 0x2e, 0x68, 0xe1, 0x80, 0xa4, 0x4f, 0xe0, | 
|  | 0x82, 0x87, 0x1f, 0x98, 0xdc, 0x42, 0xc7, 0xc2, 0xce, 0xa2, 0xb2, | 
|  | 0x1a, 0x3f, 0x77, 0xdc, 0xc6, 0x27, 0x6d, 0x83, 0x5c, 0xcd, 0x1d, | 
|  | 0xdf, 0xe5, 0xf3, 0x98, 0xe6, 0x8b, 0xe6, 0x5b, 0xd4}; | 
|  |  | 
|  | static const uint8_t kPrivateExponent[kRsa512SizeBytes] = { | 
|  | 0xc1, 0xf3, 0x5d, 0x18, 0x12, 0x7e, 0xe7, 0x0c, 0xbf, 0x33, 0xd0, | 
|  | 0x1c, 0xd8, 0x5d, 0x91, 0x26, 0xb6, 0xc5, 0xae, 0x78, 0xda, 0x4c, | 
|  | 0xae, 0x43, 0xa1, 0x57, 0xab, 0x32, 0xcf, 0xa4, 0xd4, 0x72, 0x20, | 
|  | 0x53, 0x30, 0x55, 0x7a, 0x93, 0xd9, 0xae, 0x75, 0x32, 0x9d, 0x09, | 
|  | 0x18, 0x06, 0xc8, 0x26, 0x64, 0x28, 0xcf, 0x2c, 0x3b, 0x6e, 0x6b, | 
|  | 0x5c, 0x28, 0xde, 0x76, 0x6c, 0x2f, 0xcc, 0xf3, 0x31}; | 
|  |  | 
|  | static const uint8_t kEncryptedExpected[kRsa512SizeBytes] = { | 
|  | 0xb7, 0x02, 0x28, 0xcb, 0x63, 0x5e, 0xa6, 0xfd, 0x55, 0x4a, 0x85, | 
|  | 0x43, 0x1d, 0x26, 0x13, 0xb3, 0x78, 0x66, 0xd9, 0xe2, 0xe1, 0xbf, | 
|  | 0x29, 0xc6, 0xc6, 0xdd, 0x90, 0x76, 0x3f, 0x1d, 0x43, 0xc0, 0x76, | 
|  | 0x51, 0x75, 0x10, 0x66, 0x61, 0x8c, 0x3c, 0x99, 0xd9, 0x90, 0xd2, | 
|  | 0x59, 0x45, 0x0a, 0x7a, 0x6d, 0x58, 0xaa, 0x75, 0xf2, 0x63, 0xb3, | 
|  | 0xe1, 0x06, 0x4b, 0x82, 0x0a, 0xdd, 0x07, 0x44, 0x2a}; | 
|  |  | 
|  | static const uint8_t kIn[kRsa512SizeBytes] = { | 
|  | "Hello OTBN, can you encrypt and decrypt this for me?"}; | 
|  | uint8_t out_encrypted[kRsa512SizeBytes] = {0}; | 
|  | uint8_t out_decrypted[kRsa512SizeBytes] = {0}; | 
|  |  | 
|  | LOG_INFO("Running RSA512 test"); | 
|  | rsa_roundtrip(kRsa512SizeBytes, kModulus, kPrivateExponent, kIn, | 
|  | kEncryptedExpected, out_encrypted, out_decrypted); | 
|  | } | 
|  |  | 
|  | static void test_rsa1024_roundtrip(void) { | 
|  | static const uint8_t kModulus[kRsa1024SizeBytes] = { | 
|  | 0x69, 0xef, 0x70, 0x5d, 0xcd, 0xf5, 0x15, 0xb5, 0x6b, 0xa2, 0xcd, 0x2b, | 
|  | 0x76, 0x3c, 0x6e, 0xdc, 0x13, 0x7,  0x6a, 0x9,  0x80, 0xe2, 0x2a, 0x24, | 
|  | 0xc2, 0xb0, 0x32, 0x36, 0x67, 0x1b, 0x1d, 0xf2, 0xaa, 0xf9, 0xd4, 0xeb, | 
|  | 0xc6, 0xf0, 0x3c, 0xe5, 0x94, 0x85, 0xd9, 0xc8, 0xa4, 0x79, 0x35, 0x77, | 
|  | 0x38, 0x10, 0x1,  0x74, 0xc3, 0xd7, 0x6b, 0x10, 0xc2, 0xc1, 0x5d, 0xa0, | 
|  | 0x57, 0x11, 0xd8, 0xc7, 0xd9, 0xdf, 0x78, 0xc5, 0xc3, 0x9,  0x84, 0x4d, | 
|  | 0x28, 0x6c, 0xea, 0x55, 0x87, 0x35, 0x44, 0x85, 0xde, 0x70, 0xa8, 0xec, | 
|  | 0x60, 0x3b, 0x7c, 0x5,  0x12, 0xb5, 0xb3, 0xbd, 0x75, 0x4,  0x40, 0x2b, | 
|  | 0x6a, 0x35, 0x4,  0x21, 0x73, 0x5,  0x94, 0x8,  0x8,  0x2c, 0xe9, 0xb4, | 
|  | 0x8c, 0xd,  0x7c, 0x76, 0xc5, 0x85, 0xa7, 0xa,  0xa1, 0x91, 0xe0, 0xad, | 
|  | 0xae, 0xfa, 0xb,  0xc5, 0xc4, 0x88, 0x7e, 0xbe}; | 
|  |  | 
|  | static const uint8_t kPrivateExponent[kRsa1024SizeBytes] = { | 
|  | 0x1,  0x66, 0x7f, 0x2,  0xdb, 0x27, 0x92, 0x7d, 0xd6, 0x41, 0x4e, 0xbf, | 
|  | 0x47, 0x31, 0x95, 0x8e, 0xfb, 0x5d, 0xee, 0xa1, 0xdf, 0x6d, 0x31, 0xd2, | 
|  | 0xeb, 0xee, 0xe2, 0xf4, 0xa4, 0x21, 0xa9, 0xb9, 0xd2, 0xcf, 0x94, 0xfe, | 
|  | 0x13, 0x74, 0xc8, 0xc8, 0xc1, 0x38, 0x6f, 0xb0, 0x84, 0x9c, 0x57, 0x1, | 
|  | 0x58, 0x91, 0xd6, 0x4,  0x4b, 0x9d, 0x49, 0x3,  0x6,  0x2e, 0x5c, 0xb1, | 
|  | 0xe2, 0xb7, 0x66, 0x0,  0xf7, 0xad, 0xbb, 0xce, 0xc,  0x46, 0xa5, 0xeb, | 
|  | 0xd9, 0x32, 0xc2, 0xf8, 0xca, 0xe7, 0xf1, 0xae, 0x8,  0x77, 0xce, 0xc4, | 
|  | 0xa0, 0xa0, 0xdc, 0xef, 0x6d, 0x4c, 0xd7, 0xf0, 0x7a, 0x66, 0xf3, 0x2f, | 
|  | 0xd5, 0x54, 0xde, 0xa8, 0xe5, 0xfb, 0xa9, 0xa2, 0x36, 0x21, 0xae, 0xff, | 
|  | 0xd,  0xfa, 0xba, 0x6b, 0xfd, 0xa3, 0x6a, 0x84, 0xa4, 0x8b, 0x95, 0xd6, | 
|  | 0xac, 0x5d, 0x4e, 0x2e, 0x7b, 0x14, 0x1f, 0x3d}; | 
|  |  | 
|  | static const uint8_t kEncryptedExpected[kRsa1024SizeBytes] = { | 
|  | 0x76, 0x71, 0x99, 0x16, 0x38, 0x3a, 0xe0, 0xca, 0x9e, 0xc4, 0x5e, 0x9b, | 
|  | 0x68, 0xb6, 0x3f, 0x78, 0x0d, 0x6e, 0x43, 0x7c, 0xaf, 0x24, 0xcc, 0x3e, | 
|  | 0x4a, 0xd0, 0x3c, 0x15, 0xc6, 0x10, 0xf8, 0x3a, 0x1a, 0x6e, 0xe8, 0x8f, | 
|  | 0x9e, 0x6b, 0xdb, 0x3d, 0xd3, 0x48, 0x51, 0x20, 0x8a, 0xb9, 0x36, 0xfb, | 
|  | 0x9c, 0x2a, 0xd9, 0xef, 0xfc, 0x24, 0x7f, 0xb7, 0x81, 0x7d, 0x81, 0xb2, | 
|  | 0x6f, 0xd0, 0x1e, 0xdd, 0x5c, 0x70, 0x1b, 0x79, 0x3b, 0x67, 0xe5, 0xfa, | 
|  | 0xaf, 0x2e, 0xf3, 0xb2, 0xc6, 0xb1, 0xb9, 0x6d, 0x18, 0x79, 0x1a, 0xed, | 
|  | 0x29, 0xfd, 0xf5, 0x27, 0x8c, 0xf2, 0x6e, 0xe4, 0x48, 0x88, 0xaf, 0x75, | 
|  | 0xf5, 0xed, 0x09, 0xe7, 0x92, 0xbb, 0x30, 0x97, 0x1e, 0x45, 0x68, 0x81, | 
|  | 0x6d, 0x69, 0x75, 0xcb, 0xbb, 0xbc, 0xc2, 0x51, 0x6e, 0xb8, 0xc9, 0x46, | 
|  | 0x57, 0xe5, 0x27, 0xf7, 0x21, 0xb8, 0xd7, 0x2f}; | 
|  |  | 
|  | static const uint8_t kIn[kRsa1024SizeBytes] = { | 
|  | "Hello OTBN, can you encrypt and decrypt this for me?"}; | 
|  | uint8_t out_encrypted[kRsa1024SizeBytes] = {0}; | 
|  | uint8_t out_decrypted[kRsa1024SizeBytes] = {0}; | 
|  |  | 
|  | LOG_INFO("Running RSA1024 test"); | 
|  | rsa_roundtrip(kRsa1024SizeBytes, kModulus, kPrivateExponent, kIn, | 
|  | kEncryptedExpected, out_encrypted, out_decrypted); | 
|  | } | 
|  |  | 
|  | static void test_rsa2048_roundtrip(void) { | 
|  | static const uint8_t kModulus[kRsa2048SizeBytes] = { | 
|  | 0xf9, 0x90, 0xc7, 0x94, 0xcf, 0x96, 0xd3, 0x12, 0x6f, 0x16, 0xa6, 0x50, | 
|  | 0x5d, 0xcb, 0xe9, 0x29, 0x53, 0xc8, 0x44, 0x04, 0xda, 0x69, 0x2d, 0x1a, | 
|  | 0xc1, 0xb8, 0xa8, 0x70, 0x97, 0xb5, 0x96, 0xd8, 0x07, 0xef, 0x2c, 0x3a, | 
|  | 0x66, 0x90, 0x16, 0xf9, 0x27, 0x1e, 0xf9, 0x82, 0x2b, 0x32, 0x31, 0x17, | 
|  | 0x9d, 0x3b, 0x2a, 0x86, 0x0f, 0xb8, 0x2b, 0x51, 0xab, 0xd8, 0x79, 0x99, | 
|  | 0x1e, 0xfe, 0x94, 0x86, 0x68, 0x12, 0xae, 0x20, 0x03, 0x07, 0xc3, 0xb3, | 
|  | 0x84, 0x23, 0x36, 0x91, 0xe9, 0x26, 0xc8, 0xff, 0xc7, 0xb9, 0x8c, 0x35, | 
|  | 0xfb, 0xec, 0xd0, 0xb5, 0xde, 0x60, 0xb2, 0xd4, 0x64, 0x3c, 0x60, 0x94, | 
|  | 0x22, 0x6f, 0xc9, 0x6c, 0x5b, 0x61, 0x13, 0x6e, 0x45, 0x26, 0x4f, 0x48, | 
|  | 0xc2, 0x1e, 0xe0, 0x16, 0x58, 0x1a, 0x31, 0x69, 0x22, 0x93, 0x10, 0xa0, | 
|  | 0x3d, 0x26, 0xc3, 0x92, 0xa3, 0xc3, 0x40, 0xd3, 0x33, 0x1d, 0xa3, 0x31, | 
|  | 0xc7, 0xe1, 0x61, 0xc5, 0xf4, 0xb5, 0x66, 0xc1, 0x31, 0xc6, 0x4f, 0xf6, | 
|  | 0xa5, 0x2d, 0x1a, 0x73, 0xf4, 0x67, 0x75, 0x88, 0xf4, 0xc8, 0xc4, 0xa1, | 
|  | 0x3b, 0xab, 0x47, 0xc7, 0x18, 0x5b, 0x8c, 0x47, 0x28, 0x82, 0xba, 0xad, | 
|  | 0x7f, 0x39, 0x80, 0x04, 0xf5, 0x77, 0x07, 0x08, 0xe5, 0x39, 0xff, 0x8c, | 
|  | 0x7f, 0xfc, 0x72, 0x41, 0x1a, 0x99, 0x5a, 0x4d, 0xf7, 0xe9, 0x71, 0xf2, | 
|  | 0x74, 0x6c, 0xc9, 0x11, 0xb1, 0xb8, 0x13, 0x3f, 0x9f, 0x8e, 0x08, 0x12, | 
|  | 0xa7, 0x5a, 0x40, 0xd0, 0xe3, 0xaa, 0x26, 0x48, 0xb2, 0x6e, 0xa7, 0x39, | 
|  | 0x08, 0x06, 0x8e, 0x43, 0x74, 0xce, 0x8d, 0xfa, 0x49, 0x10, 0xf9, 0x7b, | 
|  | 0xd2, 0x4a, 0xa4, 0x2f, 0x93, 0x24, 0x9d, 0x0f, 0xda, 0xd9, 0x2c, 0xd5, | 
|  | 0x21, 0xc0, 0xc9, 0x61, 0xc3, 0xc6, 0x1f, 0xaf, 0xf4, 0x47, 0x1a, 0xa5, | 
|  | 0x2d, 0xa9, 0xc5, 0xbd}; | 
|  |  | 
|  | static const uint8_t kPrivateExponent[kRsa2048SizeBytes] = { | 
|  | 0xfd, 0x82, 0x16, 0x63, 0x74, 0xc0, 0x2a, 0xde, 0x83, 0x69, 0x77, 0x3d, | 
|  | 0x1a, 0x5c, 0x07, 0xbb, 0x97, 0x34, 0xd4, 0xcb, 0x28, 0xc3, 0x28, 0xc0, | 
|  | 0x6a, 0x28, 0xaf, 0x05, 0xfd, 0x24, 0x84, 0x76, 0xd6, 0xc5, 0xfa, 0x3f, | 
|  | 0xc6, 0x02, 0x56, 0x08, 0x2f, 0x75, 0xbe, 0x9c, 0x92, 0x0e, 0x37, 0x8b, | 
|  | 0x5a, 0x67, 0x4e, 0xe3, 0x90, 0xb3, 0x16, 0x13, 0x4c, 0x75, 0xa2, 0xa4, | 
|  | 0xeb, 0x10, 0x03, 0x46, 0xc2, 0x09, 0xa9, 0xb5, 0x7a, 0x1e, 0x53, 0xaf, | 
|  | 0x5c, 0x61, 0xe7, 0x94, 0x6b, 0x1d, 0x06, 0x7d, 0x55, 0xc6, 0xb4, 0xe7, | 
|  | 0xa6, 0x56, 0x81, 0x59, 0x47, 0xee, 0xdc, 0x30, 0x7d, 0xc6, 0x49, 0xfd, | 
|  | 0xb8, 0x05, 0xa1, 0xc2, 0x55, 0xb1, 0xf1, 0x68, 0x47, 0xc5, 0x97, 0x9a, | 
|  | 0x31, 0xf3, 0x03, 0x3e, 0xc7, 0xf3, 0xe8, 0x70, 0xae, 0x80, 0xbd, 0x79, | 
|  | 0xfd, 0xe6, 0x15, 0x31, 0x12, 0xc6, 0xcb, 0xaa, 0xd1, 0x84, 0x6d, 0x5a, | 
|  | 0xed, 0x31, 0x4f, 0x17, 0x6b, 0x1b, 0x95, 0x89, 0x91, 0x3f, 0x9f, 0xa7, | 
|  | 0x2c, 0xec, 0x4a, 0xbe, 0xc2, 0x15, 0x28, 0xc0, 0xb8, 0xf0, 0xec, 0xd8, | 
|  | 0x80, 0x25, 0xd7, 0x98, 0x84, 0xde, 0x07, 0xb4, 0x67, 0xc0, 0x78, 0x79, | 
|  | 0x5c, 0x2a, 0x21, 0x87, 0x47, 0x76, 0x84, 0x1d, 0x26, 0x1e, 0x81, 0x6b, | 
|  | 0x02, 0x5e, 0xe2, 0x05, 0x1c, 0x17, 0xcb, 0xf5, 0xc1, 0x15, 0x00, 0xa4, | 
|  | 0xd6, 0x1b, 0xf2, 0x5c, 0x21, 0x55, 0xb6, 0x35, 0x24, 0x8e, 0x3d, 0x9c, | 
|  | 0x5c, 0xf3, 0x0c, 0xb3, 0x64, 0xff, 0x9e, 0x5e, 0x7f, 0xe8, 0x71, 0xe9, | 
|  | 0x04, 0xf6, 0xdd, 0x54, 0x00, 0x4f, 0x7f, 0x0a, 0x63, 0x64, 0x88, 0xa5, | 
|  | 0x36, 0x76, 0xc8, 0x0e, 0x2c, 0xd6, 0x39, 0x57, 0x6c, 0x9c, 0xcb, 0x19, | 
|  | 0x2c, 0x63, 0x73, 0xcb, 0x6b, 0x89, 0x2e, 0xe1, 0xf7, 0xc4, 0x74, 0x61, | 
|  | 0x67, 0x9a, 0x63, 0x9e}; | 
|  |  | 
|  | static const uint8_t kEncryptedExpected[kRsa2048SizeBytes] = { | 
|  | 0x54, 0x83, 0x7c, 0xb0, 0xd9, 0x77, 0x76, 0xb5, 0xf5, 0xc8, 0x51, 0x02, | 
|  | 0x41, 0xab, 0xeb, 0xa6, 0x8e, 0x01, 0x15, 0x54, 0x30, 0x9b, 0x05, 0xb6, | 
|  | 0xbf, 0x40, 0x3d, 0xd2, 0x95, 0x62, 0xf7, 0x42, 0x4d, 0xf8, 0x3b, 0xd6, | 
|  | 0x0b, 0x9e, 0xef, 0x27, 0x2f, 0x95, 0x8e, 0x8a, 0xaf, 0x07, 0xe9, 0x54, | 
|  | 0x66, 0xc0, 0xe9, 0x1c, 0xdd, 0x1b, 0xfb, 0x91, 0xe3, 0xa6, 0x83, 0x6f, | 
|  | 0xa4, 0x74, 0x49, 0x75, 0x7f, 0x35, 0x8e, 0x40, 0x04, 0x72, 0xb9, 0xe2, | 
|  | 0x78, 0x4c, 0x4a, 0x3e, 0x37, 0xe9, 0x19, 0xe8, 0x61, 0xf4, 0xaa, 0x7d, | 
|  | 0x27, 0xd1, 0x55, 0x40, 0x59, 0x5b, 0x3c, 0x88, 0x70, 0x76, 0x09, 0x49, | 
|  | 0x8c, 0x3c, 0x66, 0xe1, 0x85, 0x8e, 0xe9, 0x79, 0xfe, 0x8f, 0xc0, 0xfd, | 
|  | 0x40, 0xbf, 0xf3, 0x87, 0xa9, 0x45, 0xb1, 0xce, 0xb2, 0xb8, 0x4b, 0xc2, | 
|  | 0x60, 0xcd, 0xda, 0xe5, 0x30, 0xf3, 0xd2, 0x38, 0xfd, 0x9d, 0x6e, 0x15, | 
|  | 0x5f, 0xa3, 0x24, 0x22, 0x90, 0x08, 0x09, 0x2b, 0x2d, 0x6e, 0x15, 0xe0, | 
|  | 0x97, 0x31, 0x1f, 0x85, 0x47, 0x72, 0x69, 0xf9, 0xd2, 0x5a, 0xcc, 0xe4, | 
|  | 0x9d, 0x17, 0xf2, 0x81, 0x73, 0x8c, 0x40, 0x61, 0x56, 0x6f, 0xbf, 0xd0, | 
|  | 0xa5, 0x20, 0xed, 0x37, 0x22, 0x5a, 0xab, 0xb6, 0x8e, 0x12, 0x87, 0x1b, | 
|  | 0xcd, 0x34, 0xda, 0x79, 0x0d, 0x35, 0x7c, 0xa4, 0xd1, 0xfa, 0x44, 0x09, | 
|  | 0xb9, 0xf0, 0x0b, 0xb2, 0xfb, 0xd3, 0xf1, 0xfd, 0xd8, 0x2f, 0x30, 0x15, | 
|  | 0xe2, 0x75, 0x18, 0x90, 0x3b, 0x33, 0xc5, 0x4a, 0x3d, 0x19, 0xd1, 0xb9, | 
|  | 0x35, 0x59, 0x2d, 0x2a, 0x0a, 0x51, 0xfe, 0xad, 0x03, 0xcd, 0x05, 0x8c, | 
|  | 0xb6, 0xeb, 0x5f, 0x66, 0xb9, 0x40, 0x1e, 0xd0, 0xce, 0xa5, 0xe1, 0x8e, | 
|  | 0x47, 0xb7, 0xb7, 0x55, 0x06, 0x92, 0xe5, 0x6f, 0xc9, 0x92, 0xc7, 0x80, | 
|  | 0x26, 0x2d, 0x3f, 0x2d}; | 
|  |  | 
|  | static const uint8_t kIn[kRsa2048SizeBytes] = {"OTBN is great!"}; | 
|  | uint8_t out_encrypted[kRsa2048SizeBytes] = {0}; | 
|  | uint8_t out_decrypted[kRsa2048SizeBytes] = {0}; | 
|  |  | 
|  | LOG_INFO("Running RSA2048 test"); | 
|  | rsa_roundtrip(kRsa2048SizeBytes, kModulus, kPrivateExponent, kIn, | 
|  | kEncryptedExpected, out_encrypted, out_decrypted); | 
|  | } | 
|  |  | 
|  | static void test_rsa3072_roundtrip(void) { | 
|  | static const uint8_t kModulus[kRsa3072SizeBytes] = { | 
|  | 0x4f, 0x2b, 0xc7, 0xac, 0x81, 0x3a, 0xe8, 0x3e, 0xa4, 0x6c, 0x47, 0x9c, | 
|  | 0x9e, 0xdc, 0x5b, 0x94, 0x45, 0x0f, 0x14, 0x69, 0x53, 0x20, 0xc2, 0x47, | 
|  | 0x81, 0x4d, 0x3b, 0x96, 0xb9, 0x34, 0x9f, 0x7b, 0x47, 0x02, 0x8c, 0xe6, | 
|  | 0x35, 0x47, 0x04, 0x68, 0x9d, 0x07, 0xeb, 0x5e, 0xcb, 0x80, 0x22, 0x75, | 
|  | 0xd3, 0x42, 0xa1, 0xd8, 0xa2, 0xfe, 0x82, 0x4a, 0xb8, 0x01, 0x50, 0x8e, | 
|  | 0x06, 0xd4, 0x0f, 0xc4, 0x9a, 0xb9, 0x9d, 0xd6, 0xe8, 0x60, 0x71, 0xfb, | 
|  | 0xe4, 0xb4, 0x91, 0xd1, 0x4c, 0xf6, 0x00, 0xa1, 0x86, 0x41, 0x14, 0x73, | 
|  | 0xa3, 0xf5, 0x0f, 0xfb, 0x54, 0x81, 0x63, 0x2b, 0x61, 0xd1, 0x5d, 0x53, | 
|  | 0xfd, 0x22, 0x71, 0x3f, 0x17, 0xe5, 0x86, 0xd1, 0x9a, 0x13, 0x3d, 0x64, | 
|  | 0xbb, 0xb5, 0xc2, 0xc8, 0x08, 0xac, 0xa1, 0x68, 0xd6, 0x1c, 0x4d, 0x5a, | 
|  | 0x24, 0x21, 0x53, 0x03, 0xa2, 0x33, 0xef, 0xb6, 0x94, 0x91, 0x25, 0x11, | 
|  | 0x72, 0xe2, 0x21, 0x43, 0x9a, 0xee, 0x9f, 0x00, 0xca, 0x67, 0x99, 0x86, | 
|  | 0x04, 0x0a, 0x4a, 0x05, 0x2c, 0xbe, 0x1b, 0x08, 0xb5, 0x08, 0x8a, 0x43, | 
|  | 0xfa, 0xcd, 0xb2, 0xac, 0xac, 0x87, 0x32, 0xa7, 0x40, 0x76, 0xea, 0x44, | 
|  | 0x91, 0x46, 0x7a, 0x9a, 0x21, 0x2e, 0xb6, 0x96, 0x3b, 0xa0, 0xfb, 0x5e, | 
|  | 0xfd, 0x65, 0xbf, 0x5a, 0x10, 0xbf, 0x4a, 0xd2, 0x1c, 0xff, 0x06, 0x31, | 
|  | 0xb4, 0xe2, 0x4e, 0x73, 0xc7, 0x3d, 0xe0, 0xf1, 0x99, 0x64, 0x89, 0xca, | 
|  | 0xf7, 0x02, 0x28, 0x8a, 0x91, 0xfa, 0x68, 0x22, 0x34, 0xe4, 0x89, 0x22, | 
|  | 0xbd, 0x33, 0xb3, 0xdb, 0xb0, 0xe8, 0x52, 0x98, 0xdb, 0x41, 0x20, 0xb6, | 
|  | 0xc3, 0xf2, 0xf0, 0x81, 0x2d, 0x3e, 0x30, 0xa3, 0xbf, 0x09, 0xfb, 0xdc, | 
|  | 0x3f, 0x83, 0xc5, 0x8a, 0x58, 0x3b, 0xf3, 0x5e, 0x52, 0x40, 0x7b, 0xab, | 
|  | 0x57, 0xd5, 0x8e, 0x0f, 0x46, 0x43, 0xa3, 0x8a, 0x07, 0x6e, 0xed, 0x9c, | 
|  | 0x60, 0x08, 0x2d, 0x8a, 0x3c, 0xa9, 0x25, 0x2a, 0x78, 0xb1, 0xd5, 0x3a, | 
|  | 0x85, 0x2d, 0xb2, 0xe6, 0xcc, 0x4d, 0xa1, 0x62, 0xd3, 0x97, 0xe7, 0x86, | 
|  | 0x04, 0x7a, 0xb8, 0xe5, 0x60, 0xea, 0xb5, 0x5f, 0x6f, 0xb7, 0x15, 0x3c, | 
|  | 0x4b, 0x54, 0x8d, 0xb1, 0x77, 0x05, 0x51, 0x66, 0x54, 0x4e, 0xbd, 0x6f, | 
|  | 0xb7, 0x74, 0x98, 0x4d, 0x88, 0xbe, 0xf4, 0xbb, 0x14, 0x13, 0xcc, 0x7b, | 
|  | 0x4b, 0xe3, 0xf1, 0x52, 0x57, 0x2a, 0x18, 0x35, 0x87, 0x40, 0x28, 0xd5, | 
|  | 0xc4, 0xb6, 0x62, 0x54, 0xa9, 0xa1, 0xca, 0xd4, 0x87, 0x42, 0x62, 0x5d, | 
|  | 0x96, 0x58, 0x41, 0x1e, 0x2e, 0x44, 0x34, 0xde, 0x89, 0x04, 0xf3, 0xd6, | 
|  | 0x89, 0x89, 0x92, 0xc3, 0x67, 0x97, 0x97, 0x0c, 0x26, 0xcd, 0xec, 0x6b, | 
|  | 0xbd, 0x2e, 0xc3, 0xa4, 0xa5, 0x86, 0xf1, 0xd5, 0x56, 0x9b, 0xb2, 0xac}; | 
|  |  | 
|  | static const uint8_t kPrivateExponent[kRsa3072SizeBytes] = { | 
|  | 0x01, 0xd7, 0x1b, 0x43, 0xb7, 0x32, 0x49, 0x3b, 0xc0, 0x5c, 0x93, 0x33, | 
|  | 0xfa, 0x2d, 0xd6, 0x33, 0x70, 0x6f, 0xeb, 0x5b, 0x53, 0xdb, 0x2c, 0x0f, | 
|  | 0x72, 0x26, 0x6a, 0x7c, 0x10, 0x0a, 0x02, 0x1f, 0xed, 0xf0, 0x5f, 0x8d, | 
|  | 0x7e, 0xb5, 0xd7, 0xa2, 0x3a, 0x8e, 0xa7, 0xa1, 0x6b, 0x20, 0xe6, 0xde, | 
|  | 0x5e, 0xcf, 0x53, 0xd0, 0xf4, 0x30, 0x7e, 0xf4, 0xa8, 0xa3, 0xcf, 0x3e, | 
|  | 0x47, 0x23, 0x8f, 0x73, 0x5d, 0x23, 0x2c, 0x03, 0x8a, 0x21, 0xe6, 0x34, | 
|  | 0xd3, 0x69, 0x80, 0x62, 0x3b, 0x25, 0x08, 0x99, 0x7e, 0xc9, 0xf0, 0xf0, | 
|  | 0x57, 0xd5, 0x48, 0xe6, 0xd6, 0x6b, 0xeb, 0x80, 0x68, 0x7a, 0xa9, 0xdc, | 
|  | 0xa2, 0x9b, 0x73, 0x8a, 0xb2, 0x79, 0x1a, 0xb7, 0x61, 0x25, 0x86, 0x4c, | 
|  | 0x19, 0x25, 0xc3, 0x77, 0xde, 0x9b, 0xed, 0xf5, 0xab, 0xe3, 0x83, 0x05, | 
|  | 0x24, 0x40, 0x34, 0xbd, 0xcf, 0xe9, 0x41, 0xc1, 0x27, 0x69, 0x45, 0x4d, | 
|  | 0x1b, 0x94, 0x7e, 0xee, 0x91, 0x75, 0x9c, 0x6e, 0x37, 0x5d, 0xdc, 0xee, | 
|  | 0x38, 0xbe, 0x8d, 0x89, 0xd1, 0x36, 0x01, 0x5b, 0xd6, 0x4f, 0xb2, 0x8c, | 
|  | 0x87, 0x95, 0xad, 0x96, 0x0a, 0x6c, 0xd2, 0x41, 0x1d, 0x2a, 0xeb, 0x40, | 
|  | 0x8f, 0xbf, 0xb3, 0x59, 0x6b, 0xdc, 0x0d, 0xef, 0x9b, 0x23, 0xfb, 0xd3, | 
|  | 0x3d, 0x48, 0xbf, 0x42, 0x77, 0x2d, 0xed, 0x92, 0x21, 0xff, 0x4c, 0x92, | 
|  | 0xdf, 0x40, 0xea, 0xb7, 0x0e, 0x77, 0x2d, 0x49, 0x47, 0x67, 0x7a, 0xc6, | 
|  | 0x3d, 0x7d, 0x22, 0xf2, 0x34, 0xa3, 0x40, 0x79, 0x27, 0x2a, 0x44, 0xa9, | 
|  | 0x3d, 0xda, 0xb7, 0x3a, 0x21, 0x79, 0xad, 0x7f, 0x78, 0xe1, 0xf7, 0x03, | 
|  | 0x7a, 0xe0, 0x2d, 0xce, 0x7c, 0x80, 0xdd, 0x6c, 0xbd, 0x33, 0x53, 0xa5, | 
|  | 0x56, 0xe4, 0x36, 0x08, 0x3f, 0x4a, 0xf5, 0x60, 0x31, 0xef, 0xfa, 0xa1, | 
|  | 0x92, 0x0e, 0x46, 0x8a, 0xb1, 0xd3, 0xd9, 0xfc, 0x01, 0x1d, 0xc8, 0xb7, | 
|  | 0x89, 0x4c, 0x3f, 0x9e, 0x49, 0x50, 0x7a, 0x6d, 0x76, 0x9a, 0xbb, 0x18, | 
|  | 0x72, 0x8a, 0x1d, 0x6d, 0xba, 0x5d, 0xcc, 0x5e, 0x00, 0xf6, 0xbf, 0xc5, | 
|  | 0x51, 0x30, 0x32, 0x13, 0x9c, 0x26, 0x62, 0xfb, 0x4d, 0xd4, 0xa6, 0x54, | 
|  | 0x45, 0x20, 0xec, 0x26, 0x6c, 0xfd, 0xc0, 0x4c, 0xb2, 0x7c, 0xbc, 0xd3, | 
|  | 0x2e, 0x91, 0xc4, 0xbe, 0xa2, 0x5c, 0xda, 0x10, 0xe0, 0xbd, 0x81, 0xae, | 
|  | 0x38, 0x49, 0x6e, 0x3c, 0xfd, 0x29, 0x02, 0xc8, 0x99, 0x20, 0xf2, 0x90, | 
|  | 0x38, 0xe8, 0xd9, 0x7a, 0x1e, 0x10, 0x39, 0xff, 0x85, 0x38, 0x3d, 0x18, | 
|  | 0xb3, 0xc9, 0x02, 0x60, 0xcb, 0x7c, 0x94, 0xd0, 0x11, 0x21, 0xf5, 0xf9, | 
|  | 0x8c, 0xc5, 0x2b, 0x2b, 0x7e, 0x65, 0x22, 0x19, 0xf5, 0x71, 0x58, 0xa3, | 
|  | 0xd2, 0x25, 0xa9, 0xb6, 0xc8, 0x8d, 0x85, 0x8c, 0x00, 0x45, 0xf9, 0x32}; | 
|  |  | 
|  | static const uint8_t kEncryptedExpected[kRsa3072SizeBytes] = { | 
|  | 0x45, 0x91, 0x09, 0xad, 0x6a, 0xbd, 0xc1, 0x7f, 0x68, 0xea, 0x1e, 0xad, | 
|  | 0xb7, 0x59, 0xfa, 0x98, 0xa6, 0x13, 0x03, 0x35, 0x45, 0x45, 0x64, 0xca, | 
|  | 0x10, 0xa3, 0x47, 0x08, 0x45, 0xc9, 0x25, 0x7a, 0xd4, 0x62, 0x77, 0xe7, | 
|  | 0xfa, 0xb8, 0x03, 0x96, 0xfc, 0xb7, 0x0c, 0x20, 0x0c, 0x1f, 0xd6, 0xcc, | 
|  | 0x13, 0xe0, 0x0c, 0x47, 0x11, 0x8b, 0x82, 0x77, 0x3f, 0x9b, 0x65, 0x90, | 
|  | 0x54, 0x8a, 0xff, 0x83, 0xbe, 0xf4, 0xa1, 0x2a, 0xf0, 0x3c, 0xb4, 0x1b, | 
|  | 0xdd, 0x03, 0xd4, 0x87, 0x20, 0xad, 0x5d, 0x1e, 0xb8, 0x74, 0xc7, 0x91, | 
|  | 0x0c, 0x14, 0x56, 0x92, 0xda, 0xc4, 0x99, 0x43, 0x2d, 0x27, 0x80, 0x72, | 
|  | 0x5f, 0x20, 0xfe, 0xf8, 0xcb, 0x2e, 0xd4, 0xe4, 0x47, 0x19, 0x64, 0x72, | 
|  | 0xb8, 0x45, 0xd8, 0x58, 0x45, 0x60, 0x53, 0xf3, 0x81, 0xa9, 0xd9, 0xad, | 
|  | 0xac, 0x02, 0xc1, 0x1a, 0xf0, 0x6d, 0x93, 0xcc, 0x42, 0xda, 0x74, 0xd9, | 
|  | 0x48, 0x05, 0xde, 0xd7, 0x4e, 0x23, 0x79, 0x63, 0x81, 0x3e, 0xc9, 0x23, | 
|  | 0xff, 0x24, 0x61, 0x84, 0x01, 0x65, 0xea, 0x10, 0xa9, 0xc9, 0xc1, 0x77, | 
|  | 0xcd, 0x06, 0x79, 0xb9, 0xeb, 0xeb, 0x2f, 0xd6, 0x43, 0xe1, 0xa3, 0x6d, | 
|  | 0xfc, 0xb7, 0x1f, 0x6d, 0x05, 0x9d, 0x8c, 0x9f, 0xd5, 0xb7, 0x73, 0xdc, | 
|  | 0xf0, 0x52, 0xe9, 0x18, 0x17, 0x1d, 0x12, 0x95, 0xa8, 0xc1, 0xff, 0x99, | 
|  | 0xa7, 0x93, 0x6e, 0x3b, 0x93, 0x0a, 0x9d, 0x15, 0x21, 0x19, 0xe2, 0xa8, | 
|  | 0x42, 0x1c, 0x3b, 0xf5, 0x5f, 0x33, 0xa9, 0x0e, 0x74, 0x84, 0xd6, 0x4c, | 
|  | 0x37, 0x92, 0x84, 0x87, 0xdb, 0xa4, 0x80, 0x65, 0x39, 0x3f, 0xf8, 0x0e, | 
|  | 0xb7, 0x77, 0xd9, 0x1d, 0x7c, 0x0a, 0x7f, 0x57, 0x7e, 0xa6, 0xce, 0xc3, | 
|  | 0x61, 0x3d, 0x34, 0x8c, 0x48, 0x12, 0x4c, 0x80, 0x85, 0x14, 0xa5, 0x85, | 
|  | 0x6c, 0x95, 0x3e, 0xaf, 0xca, 0xd3, 0x51, 0x4b, 0xf8, 0xc9, 0x16, 0x1f, | 
|  | 0xfa, 0x5c, 0x4a, 0xe5, 0x9d, 0xab, 0xc4, 0xa3, 0xf4, 0xc3, 0xe9, 0x71, | 
|  | 0x81, 0x1f, 0x2e, 0x40, 0x35, 0x35, 0x24, 0xf2, 0x6d, 0x26, 0xb9, 0x0d, | 
|  | 0x9e, 0x23, 0x4f, 0xfb, 0xc2, 0x9e, 0x32, 0x4e, 0x05, 0xa0, 0xee, 0x6c, | 
|  | 0xe6, 0x6e, 0x94, 0x1d, 0x1c, 0xf0, 0xb8, 0x53, 0x56, 0x88, 0x36, 0x0b, | 
|  | 0x78, 0x96, 0x6e, 0x3f, 0x94, 0x00, 0xe8, 0x93, 0x4a, 0x37, 0xa5, 0xf8, | 
|  | 0xe6, 0x20, 0xa4, 0x56, 0x4b, 0xf2, 0x41, 0x34, 0x4e, 0x20, 0x5e, 0x65, | 
|  | 0xa4, 0x0b, 0xd6, 0xe9, 0x6f, 0x1b, 0x9f, 0x4b, 0x09, 0xd7, 0x47, 0x97, | 
|  | 0x99, 0xb4, 0x03, 0xbc, 0x84, 0x82, 0xc0, 0xc0, 0x34, 0x53, 0xcc, 0x29, | 
|  | 0xb3, 0xe7, 0x2d, 0xf8, 0xd8, 0x4d, 0x94, 0x47, 0xb2, 0xc5, 0xef, 0x36, | 
|  | 0xef, 0x65, 0x15, 0x32, 0x4f, 0x91, 0x99, 0x24, 0x15, 0x69, 0x65, 0x0c}; | 
|  |  | 
|  | static const uint8_t kIn[kRsa3072SizeBytes] = { | 
|  | "OpenTitan proudly presents: OTBN"}; | 
|  | uint8_t out_encrypted[kRsa3072SizeBytes] = {0}; | 
|  | uint8_t out_decrypted[kRsa3072SizeBytes] = {0}; | 
|  |  | 
|  | LOG_INFO("Running RSA3072 test"); | 
|  | rsa_roundtrip(kRsa3072SizeBytes, kModulus, kPrivateExponent, kIn, | 
|  | kEncryptedExpected, out_encrypted, out_decrypted); | 
|  | } | 
|  |  | 
|  | static void test_rsa4096_roundtrip(void) { | 
|  | static const uint8_t kModulus[kRsa4096SizeBytes] = { | 
|  | 0xd1, 0xde, 0xe6, 0xd0, 0x09, 0x86, 0xfd, 0xd2, 0xb8, 0xcf, 0xf0, 0x57, | 
|  | 0x46, 0xac, 0x71, 0xda, 0x1d, 0x02, 0xcc, 0xf8, 0xf4, 0x66, 0x86, 0x3a, | 
|  | 0x92, 0x98, 0x5a, 0x89, 0x48, 0xca, 0x48, 0x9e, 0xab, 0x48, 0x53, 0xbf, | 
|  | 0xf1, 0x8c, 0xb5, 0x2f, 0xb1, 0xe0, 0x10, 0xd0, 0x44, 0x31, 0x16, 0x52, | 
|  | 0xce, 0x18, 0xb1, 0xe0, 0x2c, 0x2f, 0xf8, 0x95, 0xdd, 0xe5, 0xa0, 0x2f, | 
|  | 0x11, 0xa0, 0xba, 0xec, 0xfb, 0xa9, 0x77, 0x95, 0x72, 0xfe, 0xe2, 0x5f, | 
|  | 0x00, 0xc7, 0x38, 0x4b, 0x5b, 0xe9, 0x78, 0xe5, 0x87, 0x1b, 0xcc, 0xdc, | 
|  | 0xa6, 0x09, 0xc2, 0xfd, 0x0d, 0xd9, 0x03, 0xc9, 0xbc, 0x35, 0xac, 0x30, | 
|  | 0xcc, 0x0b, 0x79, 0xef, 0x6b, 0x6b, 0xf1, 0x85, 0x4a, 0x58, 0x9b, 0xe0, | 
|  | 0x0a, 0xff, 0x7d, 0x60, 0x7a, 0x39, 0xfe, 0xd9, 0xeb, 0x75, 0xcb, 0x18, | 
|  | 0x18, 0x8e, 0x89, 0x7d, 0x81, 0xd2, 0x24, 0x40, 0x11, 0xf4, 0xe9, 0x6f, | 
|  | 0x28, 0x1f, 0xb9, 0xc8, 0x5a, 0xaf, 0x9c, 0x97, 0x51, 0xf8, 0xbe, 0xef, | 
|  | 0x03, 0x64, 0x5b, 0xbb, 0x77, 0xda, 0xfc, 0xa8, 0xc9, 0xd5, 0x32, 0x04, | 
|  | 0x2e, 0x75, 0x60, 0x99, 0x4a, 0x20, 0x64, 0x5c, 0x6d, 0x5b, 0xf3, 0x02, | 
|  | 0xf7, 0xe5, 0x66, 0x83, 0x6b, 0xfb, 0x3f, 0x88, 0x9d, 0x9b, 0x73, 0xf7, | 
|  | 0x5c, 0x43, 0x43, 0xfd, 0x0d, 0xb4, 0x34, 0x18, 0xd8, 0x10, 0xb9, 0x3b, | 
|  | 0x30, 0x37, 0x31, 0x61, 0x83, 0x6c, 0x24, 0x44, 0x28, 0x7f, 0x76, 0x95, | 
|  | 0xd7, 0x2f, 0xdb, 0x0b, 0xc9, 0x7a, 0x72, 0xc7, 0x93, 0xb9, 0x51, 0xd4, | 
|  | 0xb0, 0xb7, 0x4f, 0xd6, 0x8c, 0xe6, 0xb2, 0x7a, 0x12, 0xae, 0xd2, 0x24, | 
|  | 0x54, 0x74, 0x36, 0x75, 0xbb, 0x6e, 0xc7, 0x3a, 0xc8, 0xb4, 0x82, 0xd1, | 
|  | 0x8d, 0x6f, 0x60, 0x08, 0xc7, 0x2a, 0xf8, 0xc1, 0x74, 0x1d, 0x3c, 0x05, | 
|  | 0x26, 0xd0, 0x31, 0x20, 0xf5, 0xe5, 0x14, 0xbc, 0xe6, 0x83, 0x77, 0xae, | 
|  | 0xbb, 0xf3, 0x9c, 0x93, 0x61, 0x8b, 0xb0, 0xa0, 0xfa, 0xc7, 0x13, 0xc8, | 
|  | 0x8d, 0xca, 0x36, 0xd9, 0x5e, 0xec, 0x37, 0xe8, 0x71, 0x3a, 0x39, 0x78, | 
|  | 0x26, 0xdd, 0x1e, 0x03, 0xba, 0x9d, 0xea, 0xb2, 0x99, 0x3b, 0x89, 0xb9, | 
|  | 0xc5, 0x6e, 0x5d, 0x38, 0x06, 0xf7, 0x7a, 0x89, 0x1a, 0xfa, 0x49, 0xff, | 
|  | 0x05, 0x75, 0x56, 0xd0, 0xbd, 0x8e, 0xb5, 0x1e, 0xf3, 0xc2, 0x4d, 0x4e, | 
|  | 0x24, 0x61, 0x8a, 0x5b, 0xfe, 0x62, 0xbb, 0x43, 0x25, 0xd0, 0x63, 0xf7, | 
|  | 0xa2, 0x2a, 0x6d, 0x09, 0x0f, 0xe2, 0x4d, 0x81, 0x54, 0x9a, 0xfc, 0x89, | 
|  | 0x66, 0x00, 0x51, 0xf3, 0x9c, 0x13, 0xa7, 0x62, 0x63, 0x59, 0x71, 0x51, | 
|  | 0xbc, 0x22, 0xba, 0xa3, 0xa5, 0x6a, 0x34, 0xa2, 0x67, 0xfd, 0xe1, 0xd3, | 
|  | 0x6c, 0xfa, 0x64, 0xa4, 0x3b, 0x54, 0x8b, 0x50, 0x7d, 0x54, 0x1a, 0x11, | 
|  | 0x74, 0xd5, 0x35, 0x25, 0x6d, 0x8b, 0x14, 0xf1, 0xa0, 0xfc, 0xce, 0x8d, | 
|  | 0x5f, 0xa5, 0xe9, 0x20, 0xc2, 0x95, 0xa9, 0xb2, 0x93, 0xb7, 0xfa, 0x41, | 
|  | 0x95, 0x0a, 0xdc, 0xa7, 0xe9, 0xe9, 0x87, 0xb5, 0x35, 0xab, 0x4d, 0xa0, | 
|  | 0x15, 0x9a, 0xb3, 0xba, 0x64, 0x50, 0x25, 0xf9, 0xf5, 0xb1, 0x1c, 0x9f, | 
|  | 0xa1, 0x34, 0x18, 0xd3, 0xab, 0x8b, 0xe9, 0x35, 0x77, 0xca, 0x45, 0x77, | 
|  | 0x10, 0xe8, 0x41, 0xfb, 0x04, 0x12, 0x00, 0x04, 0x70, 0x95, 0xa9, 0x70, | 
|  | 0xcc, 0xa6, 0xae, 0xe3, 0xe2, 0x18, 0xca, 0x8a, 0x29, 0x57, 0x17, 0x1c, | 
|  | 0x48, 0x67, 0xbd, 0x1e, 0x54, 0x6d, 0x45, 0x5e, 0x45, 0x2c, 0x34, 0x64, | 
|  | 0x71, 0xc0, 0xdb, 0x61, 0xe1, 0x73, 0x98, 0x25, 0x41, 0xf2, 0x18, 0xd9, | 
|  | 0x28, 0xfb, 0xef, 0x16, 0xa5, 0xf9, 0x9d, 0xe0, 0x54, 0x13, 0xf8, 0x28, | 
|  | 0x98, 0xb7, 0x1a, 0x4a, 0x7f, 0xa2, 0x74, 0xf0}; | 
|  |  | 
|  | static const uint8_t kPrivateExponent[kRsa4096SizeBytes] = { | 
|  | 0xc1, 0x91, 0x67, 0x67, 0xb2, 0xe7, 0xd2, 0xba, 0x16, 0xf1, 0x70, 0xec, | 
|  | 0xbf, 0x6e, 0x73, 0x6f, 0x3b, 0x4f, 0x09, 0xed, 0x09, 0x91, 0xc1, 0xc3, | 
|  | 0x73, 0x8c, 0x19, 0x33, 0x93, 0xcd, 0xd2, 0xb2, 0x9d, 0x53, 0x49, 0xa4, | 
|  | 0xf7, 0xce, 0xde, 0x09, 0xbf, 0x58, 0x56, 0xd6, 0xd7, 0x10, 0x0c, 0xcc, | 
|  | 0x08, 0x68, 0xe4, 0xdd, 0xfb, 0x31, 0xc2, 0x9b, 0x0e, 0xc6, 0xf4, 0x21, | 
|  | 0x59, 0x13, 0x83, 0xbd, 0xb8, 0x04, 0x68, 0xaf, 0xd9, 0x97, 0xf9, 0x0e, | 
|  | 0xf9, 0x5d, 0x90, 0x76, 0xdb, 0xae, 0x9e, 0xb4, 0x16, 0xb0, 0x14, 0xcf, | 
|  | 0xeb, 0x2c, 0x2b, 0xde, 0x2a, 0xb9, 0x93, 0xc1, 0xb7, 0x5d, 0x6d, 0xec, | 
|  | 0x46, 0x09, 0xe2, 0x12, 0xf1, 0x38, 0x45, 0x61, 0x4d, 0x17, 0x54, 0x17, | 
|  | 0xb1, 0x06, 0x29, 0x53, 0x85, 0x56, 0xc9, 0x3b, 0xb4, 0xf3, 0x28, 0xeb, | 
|  | 0xc1, 0x0a, 0x3f, 0x05, 0xbc, 0xed, 0x7b, 0x64, 0x09, 0xab, 0xbd, 0x99, | 
|  | 0x22, 0x71, 0xbf, 0x40, 0x27, 0x3d, 0x8a, 0xcf, 0xb3, 0x31, 0xfd, 0x6b, | 
|  | 0xdf, 0x85, 0x46, 0x39, 0x3a, 0x7c, 0x6f, 0xbd, 0x04, 0xb0, 0x4e, 0xf4, | 
|  | 0xe2, 0x89, 0xc0, 0x86, 0xb4, 0xa8, 0xf8, 0x29, 0x85, 0x99, 0x1f, 0x80, | 
|  | 0x09, 0xa8, 0x77, 0xcc, 0xdf, 0x1f, 0x4d, 0x1b, 0xe9, 0x6e, 0x2d, 0xe3, | 
|  | 0x15, 0x43, 0x7e, 0x07, 0x6c, 0x4d, 0x97, 0xb0, 0x07, 0x23, 0xe1, 0x07, | 
|  | 0xf7, 0xcc, 0x6d, 0x9f, 0x8e, 0xd9, 0xd3, 0xa3, 0xa3, 0x7e, 0xbd, 0xa5, | 
|  | 0x23, 0xb7, 0xab, 0x54, 0xe5, 0xc3, 0xa9, 0xb4, 0xe4, 0xa2, 0xf4, 0x33, | 
|  | 0x40, 0xa9, 0x5f, 0xa2, 0x60, 0x65, 0xaa, 0xaa, 0x2c, 0x44, 0x59, 0xca, | 
|  | 0x2e, 0x4e, 0xd5, 0x8a, 0x48, 0xd6, 0x65, 0xfd, 0x43, 0x51, 0x11, 0x2d, | 
|  | 0x64, 0x07, 0x99, 0x63, 0x8d, 0x17, 0xe4, 0xb2, 0xe0, 0xa3, 0x9a, 0xc1, | 
|  | 0xb8, 0xb6, 0x8f, 0x2c, 0x84, 0x95, 0xa5, 0xb3, 0x54, 0xca, 0xd0, 0x1f, | 
|  | 0xce, 0x11, 0x57, 0x06, 0x1c, 0x54, 0xa5, 0x93, 0x7a, 0x0b, 0xa8, 0x9d, | 
|  | 0xa9, 0x77, 0x9d, 0xe1, 0x63, 0xd9, 0xfd, 0x6c, 0x62, 0x9b, 0x7c, 0x48, | 
|  | 0x80, 0x0f, 0x9b, 0x7f, 0x6c, 0x22, 0x9f, 0x8d, 0x76, 0x41, 0xfb, 0xa9, | 
|  | 0x24, 0x23, 0x6f, 0xe2, 0x2e, 0x17, 0x1a, 0x16, 0x07, 0x7f, 0xba, 0x90, | 
|  | 0xea, 0x10, 0xed, 0x60, 0x74, 0xb5, 0x71, 0x51, 0xd2, 0xff, 0x0f, 0xbb, | 
|  | 0xe9, 0x91, 0xad, 0x73, 0xa8, 0x82, 0xd7, 0xd9, 0xd0, 0xd3, 0xda, 0x56, | 
|  | 0x28, 0x2c, 0x9a, 0x24, 0xa5, 0xd8, 0xf1, 0x96, 0x0d, 0xb7, 0x92, 0xbd, | 
|  | 0x62, 0xf4, 0x9d, 0x62, 0x69, 0xb5, 0x0f, 0xd4, 0xf7, 0xff, 0x6f, 0x9c, | 
|  | 0xca, 0xde, 0x15, 0xa4, 0x6f, 0x9e, 0xb8, 0xd4, 0xa7, 0x3f, 0x66, 0x2a, | 
|  | 0x15, 0x72, 0x0f, 0xe0, 0xbd, 0xa0, 0xe0, 0x9c, 0xbd, 0x44, 0x8f, 0xfd, | 
|  | 0x89, 0xf1, 0x25, 0xd3, 0x17, 0xc4, 0xbc, 0x5f, 0x3a, 0x1a, 0x70, 0x26, | 
|  | 0x1b, 0x4b, 0x70, 0x97, 0x0d, 0x30, 0x1f, 0x4d, 0x0c, 0x44, 0x7b, 0x89, | 
|  | 0x6f, 0xa3, 0x76, 0xec, 0xc6, 0xba, 0x2a, 0x42, 0x96, 0x51, 0xa7, 0xea, | 
|  | 0xa8, 0xca, 0x21, 0xa0, 0x2d, 0xd0, 0x05, 0x25, 0xa7, 0x14, 0x16, 0xcf, | 
|  | 0x94, 0xbb, 0x85, 0x36, 0x19, 0xeb, 0x40, 0x64, 0x11, 0x60, 0xcb, 0x63, | 
|  | 0xd5, 0xd7, 0xbf, 0x65, 0x20, 0x87, 0xea, 0x0d, 0xf4, 0xbe, 0x21, 0x76, | 
|  | 0x15, 0x18, 0x10, 0x34, 0x6f, 0xaa, 0xef, 0x4b, 0x2b, 0x10, 0xf5, 0x67, | 
|  | 0x07, 0xc2, 0xf3, 0x76, 0x76, 0xe7, 0x55, 0xbe, 0x3f, 0xdb, 0x73, 0xce, | 
|  | 0xfa, 0xec, 0x2b, 0xb6, 0x5a, 0x08, 0x73, 0x55, 0xb6, 0xed, 0x74, 0x11, | 
|  | 0xec, 0x28, 0x79, 0x17, 0xa6, 0x9f, 0xca, 0x15, 0xe1, 0xd6, 0x67, 0x35, | 
|  | 0x6f, 0x9b, 0x99, 0x46, 0x7f, 0x20, 0x4a, 0x43}; | 
|  |  | 
|  | static const uint8_t kEncryptedExpected[kRsa4096SizeBytes] = { | 
|  | 0x59, 0x13, 0x5c, 0x73, 0xb2, 0xee, 0xe6, 0x48, 0x24, 0x95, 0x80, 0xe3, | 
|  | 0x5b, 0x54, 0x08, 0x7d, 0x81, 0x98, 0x4a, 0x64, 0xb0, 0xf4, 0x06, 0x29, | 
|  | 0x6d, 0x4a, 0x51, 0x9c, 0x12, 0xcd, 0xe3, 0x4a, 0x5b, 0x48, 0x7a, 0x84, | 
|  | 0x8c, 0x0c, 0x76, 0x77, 0x28, 0x23, 0xf2, 0x77, 0x62, 0x32, 0xfa, 0x03, | 
|  | 0x31, 0x62, 0x83, 0x2f, 0x04, 0x97, 0x94, 0x28, 0x56, 0xa9, 0x0d, 0xaf, | 
|  | 0x25, 0x85, 0xb4, 0x55, 0x87, 0x50, 0xde, 0xed, 0x1f, 0x37, 0xd4, 0xc8, | 
|  | 0x39, 0x51, 0x70, 0x7a, 0x1e, 0x36, 0xd3, 0x24, 0x04, 0x94, 0x5f, 0xa3, | 
|  | 0xc1, 0xf9, 0x14, 0x62, 0x1e, 0x03, 0xb6, 0x3c, 0xd6, 0x7b, 0x55, 0x1d, | 
|  | 0x23, 0x64, 0x9d, 0x7e, 0xcc, 0x74, 0xba, 0x9a, 0x57, 0x29, 0xcd, 0xea, | 
|  | 0x13, 0xf9, 0x41, 0xca, 0xe7, 0x31, 0x95, 0xf3, 0x78, 0x2f, 0x8f, 0x91, | 
|  | 0x59, 0x36, 0x11, 0x28, 0xae, 0x01, 0x82, 0x05, 0x78, 0x68, 0xc9, 0x6a, | 
|  | 0xee, 0x1c, 0x7b, 0x48, 0x4d, 0x55, 0xa5, 0x64, 0x43, 0xe2, 0x90, 0x4e, | 
|  | 0x1e, 0x12, 0x4b, 0x5c, 0xa6, 0xb9, 0x12, 0x57, 0xe0, 0x9a, 0x19, 0x88, | 
|  | 0xa8, 0x10, 0x8b, 0x92, 0x26, 0xf8, 0x62, 0x9e, 0x46, 0xcf, 0x65, 0xcf, | 
|  | 0xdd, 0xcc, 0xb1, 0x23, 0xaf, 0x55, 0x3a, 0x8f, 0x47, 0xa6, 0x8a, 0xd9, | 
|  | 0x1b, 0x19, 0x5b, 0x5e, 0x5f, 0x6c, 0xa6, 0x4e, 0xb8, 0xa7, 0x6d, 0x2f, | 
|  | 0x6b, 0x0e, 0xd0, 0x0c, 0xf2, 0x01, 0xa3, 0xfd, 0x2a, 0x67, 0x5b, 0x81, | 
|  | 0x21, 0x32, 0x25, 0x79, 0x95, 0x8f, 0x78, 0x05, 0x92, 0x45, 0x4a, 0x67, | 
|  | 0x26, 0xd6, 0xc6, 0x5e, 0x17, 0xd3, 0xbb, 0x00, 0x14, 0x13, 0xb9, 0xa4, | 
|  | 0x0d, 0x0a, 0xd4, 0x98, 0xff, 0x8f, 0x57, 0x13, 0xc2, 0x16, 0x0c, 0xc0, | 
|  | 0x70, 0x67, 0x1a, 0x5d, 0xd0, 0xc7, 0xa1, 0x58, 0x28, 0x74, 0x67, 0x9c, | 
|  | 0x19, 0xee, 0xef, 0x94, 0x79, 0xc4, 0x60, 0xb8, 0x6e, 0x47, 0x45, 0xe1, | 
|  | 0x51, 0xd9, 0x57, 0x53, 0x24, 0x4d, 0x44, 0xc5, 0xf3, 0xbc, 0x15, 0x7e, | 
|  | 0xfe, 0x7d, 0x2b, 0xb0, 0x51, 0xa3, 0x77, 0x76, 0xd4, 0x85, 0x51, 0x6d, | 
|  | 0xeb, 0x6f, 0x31, 0x45, 0x63, 0x1e, 0x64, 0xac, 0x11, 0x2f, 0xbc, 0x2c, | 
|  | 0xc0, 0xe8, 0x39, 0x8d, 0x8c, 0x40, 0x01, 0x41, 0x03, 0xd1, 0xce, 0xfb, | 
|  | 0x68, 0x42, 0x0e, 0x63, 0xf3, 0xd0, 0x63, 0xf6, 0xc9, 0xc9, 0x84, 0xfc, | 
|  | 0x90, 0x59, 0x2d, 0x7a, 0x85, 0x1a, 0x7d, 0xd6, 0x11, 0x73, 0xe2, 0x45, | 
|  | 0x40, 0x72, 0x82, 0x08, 0xcd, 0x3b, 0x19, 0x26, 0x20, 0x7c, 0x86, 0x1d, | 
|  | 0xde, 0xbf, 0x4f, 0xb7, 0x49, 0x2b, 0xc3, 0x2f, 0x1a, 0x8e, 0x5b, 0xeb, | 
|  | 0x1e, 0xf5, 0xa9, 0xb6, 0x59, 0xdf, 0xca, 0x5a, 0x07, 0x95, 0xaf, 0x1a, | 
|  | 0xbf, 0x2c, 0x2a, 0x18, 0x02, 0xeb, 0x76, 0xa3, 0xad, 0x53, 0x4e, 0xf3, | 
|  | 0x18, 0xe4, 0xb9, 0xac, 0x76, 0x80, 0x8a, 0xe0, 0x37, 0x36, 0x29, 0x34, | 
|  | 0x20, 0x52, 0x45, 0x81, 0x80, 0xb0, 0x1c, 0xd4, 0xac, 0x56, 0x50, 0xc6, | 
|  | 0x1b, 0xe3, 0xbf, 0xa4, 0xd8, 0x55, 0xd8, 0xdd, 0xbe, 0x3a, 0x9e, 0x5f, | 
|  | 0x65, 0xc7, 0xa0, 0x14, 0xb8, 0xa8, 0x75, 0x61, 0x5f, 0x50, 0xba, 0x2b, | 
|  | 0x41, 0x6c, 0xf5, 0x4b, 0x9e, 0xf1, 0x66, 0xc4, 0x2a, 0xbb, 0xc5, 0xaf, | 
|  | 0x10, 0x92, 0x70, 0xc9, 0x1b, 0xcd, 0x59, 0x3a, 0x17, 0xaa, 0x5e, 0xf3, | 
|  | 0x6c, 0x48, 0x1b, 0xe8, 0xee, 0x8f, 0x00, 0xbb, 0xcf, 0xa6, 0x90, 0xa1, | 
|  | 0xfd, 0x61, 0x19, 0x5d, 0xba, 0x55, 0xbe, 0x50, 0x77, 0xd5, 0xcc, 0xea, | 
|  | 0xe8, 0x0a, 0x98, 0x48, 0x15, 0xb5, 0xee, 0x22, 0xc4, 0xab, 0x04, 0xfb, | 
|  | 0xcb, 0x2c, 0x05, 0x1f, 0xef, 0x72, 0x4d, 0xf9, 0x5b, 0x29, 0x1c, 0x07, | 
|  | 0x9e, 0xd4, 0x63, 0xe2, 0x9f, 0xfd, 0x04, 0x39}; | 
|  |  | 
|  | static const uint8_t kIn[kRsa4096SizeBytes] = {"OTBN is doing RSA here"}; | 
|  | uint8_t out_encrypted[kRsa4096SizeBytes] = {0}; | 
|  | uint8_t out_decrypted[kRsa4096SizeBytes] = {0}; | 
|  |  | 
|  | LOG_INFO("Running RSA4096 test"); | 
|  | rsa_roundtrip(kRsa4096SizeBytes, kModulus, kPrivateExponent, kIn, | 
|  | kEncryptedExpected, out_encrypted, out_decrypted); | 
|  | } | 
|  |  | 
|  | bool test_main(void) { | 
|  | entropy_testutils_boot_mode_init(); | 
|  |  | 
|  | test_rsa512_roundtrip(); | 
|  | test_rsa1024_roundtrip(); | 
|  |  | 
|  | if (kTestRsaGreater1k) { | 
|  | test_rsa2048_roundtrip(); | 
|  | test_rsa3072_roundtrip(); | 
|  | test_rsa4096_roundtrip(); | 
|  | } | 
|  |  | 
|  | return true; | 
|  | } |