| /* |
| * Copyright (c) 2016 DeNA Co., Ltd., Kazuho Oku |
| * |
| * 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. |
| */ |
| #ifdef _WINDOWS |
| #include "wincompat.h" |
| #endif |
| #include <assert.h> |
| #include <string.h> |
| #include <stdio.h> |
| #include "picotls.h" |
| #include "picotls/ffx.h" |
| #include "picotls/minicrypto.h" |
| #include "picotls/pembase64.h" |
| #include "../deps/picotest/picotest.h" |
| #include "../lib/picotls.c" |
| #include "test.h" |
| |
| static void test_is_ipaddr(void) |
| { |
| ok(!ptls_server_name_is_ipaddr("www.google.com")); |
| ok(!ptls_server_name_is_ipaddr("www.google.com.")); |
| ok(!ptls_server_name_is_ipaddr("www")); |
| ok(!ptls_server_name_is_ipaddr("")); |
| ok(!ptls_server_name_is_ipaddr("123")); |
| ok(ptls_server_name_is_ipaddr("1.1.1.1")); |
| ok(ptls_server_name_is_ipaddr("2001:db8::2:1")); |
| } |
| |
| static void test_select_cipher(void) |
| { |
| #define C(x) ((x) >> 8) & 0xff, (x)&0xff |
| |
| ptls_cipher_suite_t *selected, |
| *candidates[] = {&ptls_minicrypto_chacha20poly1305sha256, &ptls_minicrypto_aes128gcmsha256, NULL}; |
| |
| { |
| static const uint8_t input; /* `input[0]` is preferable, but prohibited by MSVC */ |
| ok(select_cipher(&selected, candidates, &input, &input, 0) == PTLS_ALERT_HANDSHAKE_FAILURE); |
| } |
| |
| { |
| static const uint8_t input[] = {C(PTLS_CIPHER_SUITE_AES_128_GCM_SHA256), C(PTLS_CIPHER_SUITE_CHACHA20_POLY1305_SHA256)}; |
| ok(select_cipher(&selected, candidates, input, input + sizeof(input), 0) == 0); |
| ok(selected == &ptls_minicrypto_aes128gcmsha256); |
| ok(select_cipher(&selected, candidates, input, input + sizeof(input), 1) == 0); |
| ok(selected == &ptls_minicrypto_chacha20poly1305sha256); |
| } |
| |
| { |
| static const uint8_t input[] = {C(PTLS_CIPHER_SUITE_AES_256_GCM_SHA384), C(PTLS_CIPHER_SUITE_AES_128_GCM_SHA256)}; |
| ok(select_cipher(&selected, candidates, input, input + sizeof(input), 0) == 0); |
| ok(selected == &ptls_minicrypto_aes128gcmsha256); |
| ok(select_cipher(&selected, candidates, input, input + sizeof(input), 1) == 0); |
| ok(selected == &ptls_minicrypto_aes128gcmsha256); |
| } |
| |
| #undef C |
| } |
| |
| ptls_context_t *ctx, *ctx_peer; |
| ptls_verify_certificate_t *verify_certificate; |
| struct st_ptls_ffx_test_variants_t ffx_variants[7]; |
| |
| static ptls_cipher_suite_t *find_cipher(ptls_context_t *ctx, uint16_t id) |
| { |
| ptls_cipher_suite_t **cs; |
| for (cs = ctx->cipher_suites; *cs != NULL; ++cs) |
| if ((*cs)->id == id) |
| return *cs; |
| return NULL; |
| } |
| |
| static void test_hash(ptls_hash_algorithm_t *hash) |
| { |
| uint8_t digest[PTLS_MAX_DIGEST_SIZE]; |
| int ret = ptls_calc_hash(hash, digest, "", 0); |
| ok(ret == 0); |
| ok(memcmp(digest, hash->empty_digest, hash->digest_size) == 0); |
| } |
| |
| static void test_sha256(void) |
| { |
| test_hash(find_cipher(ctx, PTLS_CIPHER_SUITE_AES_128_GCM_SHA256)->hash); |
| } |
| |
| static void test_sha384(void) |
| { |
| ptls_cipher_suite_t *cs = find_cipher(ctx, PTLS_CIPHER_SUITE_AES_256_GCM_SHA384); |
| if (cs != NULL) |
| test_hash(cs->hash); |
| } |
| |
| static void test_hmac_sha256(void) |
| { |
| /* test vector from RFC 4231 */ |
| const char *secret = "\x0b\x0b\x0b\x0b\x0b\x0b\x0b\x0b\x0b\x0b\x0b\x0b\x0b\x0b\x0b\x0b\x0b\x0b\x0b\x0b", *message = "Hi There", |
| *expected = |
| "\xb0\x34\x4c\x61\xd8\xdb\x38\x53\x5c\xa8\xaf\xce\xaf\x0b\xf1\x2b\x88\x1d\xc2\x00\xc9\x83\x3d\xa7\x26\xe9\x37" |
| "\x6c\x2e\x32\xcf\xf7"; |
| uint8_t digest[32]; |
| |
| ptls_hash_context_t *hctx = |
| ptls_hmac_create(find_cipher(ctx, PTLS_CIPHER_SUITE_AES_128_GCM_SHA256)->hash, secret, strlen(secret)); |
| |
| memset(digest, 0, sizeof(digest)); |
| hctx->update(hctx, message, strlen(message)); |
| hctx->final(hctx, digest, PTLS_HASH_FINAL_MODE_RESET); |
| ok(memcmp(digest, expected, 32) == 0); |
| |
| memset(digest, 0, sizeof(digest)); |
| hctx->update(hctx, message, strlen(message)); |
| hctx->final(hctx, digest, PTLS_HASH_FINAL_MODE_RESET); |
| ok(memcmp(digest, expected, 32) == 0); |
| |
| memset(digest, 0, sizeof(digest)); |
| hctx->update(hctx, message, strlen(message)); |
| hctx->final(hctx, digest, PTLS_HASH_FINAL_MODE_FREE); |
| ok(memcmp(digest, expected, 32) == 0); |
| } |
| |
| static void test_hkdf(void) |
| { |
| ptls_hash_algorithm_t *sha256 = find_cipher(ctx, PTLS_CIPHER_SUITE_AES_128_GCM_SHA256)->hash; |
| const char salt[] = "\x00\x01\x02\x03\x04\x05\x06\x07\x08\x09\x0a\x0b\x0c"; |
| const char ikm[] = "\x0b\x0b\x0b\x0b\x0b\x0b\x0b\x0b\x0b\x0b\x0b\x0b\x0b\x0b\x0b\x0b\x0b\x0b\x0b\x0b\x0b\x0b"; |
| const char info[] = "\xf0\xf1\xf2\xf3\xf4\xf5\xf6\xf7\xf8\xf9"; |
| uint8_t prk[PTLS_MAX_DIGEST_SIZE]; |
| uint8_t okm[42]; |
| |
| ptls_hkdf_extract(sha256, prk, ptls_iovec_init(salt, sizeof(salt) - 1), ptls_iovec_init(ikm, sizeof(ikm) - 1)); |
| ok(memcmp(prk, |
| "\x07\x77\x09\x36\x2c\x2e\x32\xdf\x0d\xdc\x3f\x0d\xc4\x7b\xba\x63\x90\xb6\xc7\x3b\xb5\x0f\x9c\x31\x22\xec\x84" |
| "\x4a\xd7\xc2\xb3\xe5", |
| 32) == 0); |
| |
| ptls_hkdf_expand(sha256, okm, sizeof(okm), ptls_iovec_init(prk, sha256->digest_size), ptls_iovec_init(info, sizeof(info) - 1)); |
| ok(memcmp(okm, |
| "\x3c\xb2\x5f\x25\xfa\xac\xd5\x7a\x90\x43\x4f\x64\xd0\x36\x2f\x2a\x2d\x2d\x0a\x90\xcf\x1a\x5a\x4c\x5d\xb0\x2d" |
| "\x56\xec\xc4\xc5\xbf\x34\x00\x72\x08\xd5\xb8\x87\x18\x58\x65", |
| sizeof(okm)) == 0); |
| } |
| |
| static void test_ciphersuite(ptls_cipher_suite_t *cs1, ptls_cipher_suite_t *cs2) |
| { |
| const char *traffic_secret = "012345678901234567890123456789012345678901234567", *src1 = "hello world", *src2 = "good bye, all"; |
| ptls_aead_context_t *c; |
| char enc1[256], enc2[256], dec1[256], dec2[256]; |
| size_t enc1len, enc2len, dec1len, dec2len; |
| |
| /* encrypt */ |
| c = ptls_aead_new(cs1->aead, cs1->hash, 1, traffic_secret, NULL); |
| assert(c != NULL); |
| ptls_aead_encrypt_init(c, 0, NULL, 0); |
| enc1len = ptls_aead_encrypt_update(c, enc1, src1, strlen(src1)); |
| enc1len += ptls_aead_encrypt_final(c, enc1 + enc1len); |
| ptls_aead_encrypt_init(c, 1, NULL, 0); |
| enc2len = ptls_aead_encrypt_update(c, enc2, src2, strlen(src2)); |
| enc2len += ptls_aead_encrypt_final(c, enc2 + enc2len); |
| ptls_aead_free(c); |
| |
| c = ptls_aead_new(cs2->aead, cs2->hash, 0, traffic_secret, NULL); |
| assert(c != NULL); |
| |
| /* decrypt and compare */ |
| dec1len = ptls_aead_decrypt(c, dec1, enc1, enc1len, 0, NULL, 0); |
| ok(dec1len != SIZE_MAX); |
| dec2len = ptls_aead_decrypt(c, dec2, enc2, enc2len, 1, NULL, 0); |
| ok(dec2len != SIZE_MAX); |
| ok(strlen(src1) == dec1len); |
| ok(memcmp(src1, dec1, dec1len) == 0); |
| ok(strlen(src2) == dec2len); |
| ok(memcmp(src2, dec2, dec2len - 1) == 0); |
| |
| /* alter and decrypt to detect failure */ |
| enc1[0] ^= 1; |
| dec1len = ptls_aead_decrypt(c, dec1, enc1, enc1len, 0, NULL, 0); |
| ok(dec1len == SIZE_MAX); |
| |
| ptls_aead_free(c); |
| } |
| |
| static void test_aad_ciphersuite(ptls_cipher_suite_t *cs1, ptls_cipher_suite_t *cs2) |
| { |
| const char *traffic_secret = "012345678901234567890123456789012345678901234567", *src = "hello world", *aad = "my true aad"; |
| ptls_aead_context_t *c; |
| char enc[256], dec[256]; |
| size_t enclen, declen; |
| |
| /* encrypt */ |
| c = ptls_aead_new(cs1->aead, cs1->hash, 1, traffic_secret, NULL); |
| assert(c != NULL); |
| ptls_aead_encrypt_init(c, 123, aad, strlen(aad)); |
| enclen = ptls_aead_encrypt_update(c, enc, src, strlen(src)); |
| enclen += ptls_aead_encrypt_final(c, enc + enclen); |
| ptls_aead_free(c); |
| |
| /* decrypt */ |
| c = ptls_aead_new(cs2->aead, cs2->hash, 0, traffic_secret, NULL); |
| assert(c != NULL); |
| declen = ptls_aead_decrypt(c, dec, enc, enclen, 123, aad, strlen(aad)); |
| ok(declen == strlen(src)); |
| ok(memcmp(src, dec, declen) == 0); |
| declen = ptls_aead_decrypt(c, dec, enc, enclen, 123, "my fake aad", strlen(aad)); |
| ok(declen == SIZE_MAX); |
| ptls_aead_free(c); |
| } |
| |
| static void test_aad96_ciphersuite(ptls_cipher_suite_t *cs1, ptls_cipher_suite_t *cs2) |
| { |
| const char *traffic_secret = "012345678901234567890123456789012345678901234567", *src = "hello world", *aad = "my true aad"; |
| ptls_aead_context_t *c; |
| char enc[256], dec[256]; |
| uint8_t seq32[4] = {0xa1, 0xb2, 0xc3, 0xd4}; |
| uint8_t seq32_bad[4] = {0xa2, 0xb3, 0xc4, 0xe5}; |
| size_t enclen, declen; |
| |
| /* encrypt */ |
| c = ptls_aead_new(cs1->aead, cs1->hash, 1, traffic_secret, NULL); |
| assert(c != NULL); |
| ptls_aead_xor_iv(c, seq32, sizeof(seq32)); |
| ptls_aead_encrypt_init(c, 123, aad, strlen(aad)); |
| enclen = ptls_aead_encrypt_update(c, enc, src, strlen(src)); |
| enclen += ptls_aead_encrypt_final(c, enc + enclen); |
| ptls_aead_free(c); |
| |
| /* decrypt */ |
| c = ptls_aead_new(cs2->aead, cs2->hash, 0, traffic_secret, NULL); |
| assert(c != NULL); |
| /* test first decryption */ |
| ptls_aead_xor_iv(c, seq32, sizeof(seq32)); |
| declen = ptls_aead_decrypt(c, dec, enc, enclen, 123, aad, strlen(aad)); |
| ptls_aead_xor_iv(c, seq32, sizeof(seq32)); |
| ok(declen == strlen(src)); |
| ok(memcmp(src, dec, declen) == 0); |
| /* test that setting the wrong IV creates an error */ |
| ptls_aead_xor_iv(c, seq32_bad, sizeof(seq32_bad)); |
| declen = ptls_aead_decrypt(c, dec, enc, enclen, 123, aad, strlen(aad)); |
| ptls_aead_xor_iv(c, seq32_bad, sizeof(seq32_bad)); |
| ok(declen == SIZE_MAX); |
| /* test second decryption with correct IV to verify no side effect */ |
| ptls_aead_xor_iv(c, seq32, sizeof(seq32)); |
| declen = ptls_aead_decrypt(c, dec, enc, enclen, 123, aad, strlen(aad)); |
| ok(declen == strlen(src)); |
| ok(memcmp(src, dec, declen) == 0); |
| ptls_aead_free(c); |
| } |
| |
| static void test_ecb(ptls_cipher_algorithm_t *algo, const void *expected, size_t expected_len) |
| { |
| static const uint8_t key[] = {0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, |
| 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 29, 30, 31}, |
| plaintext[] = {0x00, 0x11, 0x22, 0x33, 0x44, 0x55, 0x66, 0x77, |
| 0x88, 0x99, 0xaa, 0xbb, 0xcc, 0xdd, 0xee, 0xff}; |
| |
| uint8_t *actual = malloc(expected_len); |
| assert(actual != NULL); |
| /* encrypt */ |
| memset(actual, 0, expected_len); |
| ptls_cipher_context_t *ctx = ptls_cipher_new(algo, 1, key); |
| ptls_cipher_encrypt(ctx, actual, plaintext, expected_len); |
| ptls_cipher_free(ctx); |
| ok(memcmp(actual, expected, expected_len) == 0); |
| |
| /* decrypt */ |
| ctx = ptls_cipher_new(algo, 0, key); |
| ptls_cipher_encrypt(ctx, actual, actual, expected_len); |
| ptls_cipher_free(ctx); |
| ok(memcmp(actual, plaintext, expected_len) == 0); |
| |
| free(actual); |
| } |
| |
| static void test_aes128ecb(void) |
| { |
| static const uint8_t expected[] = {0x69, 0xC4, 0xE0, 0xD8, 0x6A, 0x7B, 0x04, 0x30, |
| 0xD8, 0xCD, 0xB7, 0x80, 0x70, 0xB4, 0xC5, 0x5A}; |
| |
| test_ecb(find_cipher(ctx, PTLS_CIPHER_SUITE_AES_128_GCM_SHA256)->aead->ecb_cipher, expected, sizeof(expected)); |
| } |
| |
| static void test_aes256ecb(void) |
| { |
| static const uint8_t expected[] = {0x8E, 0xA2, 0xB7, 0xCA, 0x51, 0x67, 0x45, 0xBF, |
| 0xEA, 0xFC, 0x49, 0x90, 0x4B, 0x49, 0x60, 0x89}; |
| ptls_cipher_suite_t *cipher = find_cipher(ctx, PTLS_CIPHER_SUITE_AES_256_GCM_SHA384); |
| |
| if (cipher != NULL) |
| test_ecb(cipher->aead->ecb_cipher, expected, sizeof(expected)); |
| } |
| |
| static void test_ctr(ptls_cipher_suite_t *cs, const uint8_t *key, size_t key_len, const void *iv, size_t iv_len, |
| const void *expected, size_t expected_len) |
| { |
| static const uint8_t zeroes[64] = {0}; |
| |
| if (cs == NULL) |
| return; |
| |
| ptls_cipher_algorithm_t *algo = cs->aead->ctr_cipher; |
| uint8_t buf[sizeof(zeroes)]; |
| |
| assert(expected_len <= sizeof(zeroes)); |
| ok(algo->key_size == key_len); |
| ok(algo->iv_size == iv_len); |
| |
| ptls_cipher_context_t *ctx = ptls_cipher_new(algo, 1, key); |
| assert(ctx != NULL); |
| ptls_cipher_init(ctx, iv); |
| ptls_cipher_encrypt(ctx, buf, zeroes, expected_len); |
| ptls_cipher_free(ctx); |
| |
| ok(memcmp(buf, expected, expected_len) == 0); |
| } |
| |
| static void test_aes128ctr(void) |
| { |
| static const uint8_t key[] = {0x2b, 0x7e, 0x15, 0x16, 0x28, 0xae, 0xd2, 0xa6, 0xab, 0xf7, 0x15, 0x88, 0x09, 0xcf, 0x4f, 0x3c}, |
| iv[] = {0x6b, 0xc1, 0xbe, 0xe2, 0x2e, 0x40, 0x9f, 0x96, 0xe9, 0x3d, 0x7e, 0x11, 0x73, 0x93, 0x17, 0x2a}, |
| expected[] = {0x3a, 0xd7, 0x7b, 0xb4, 0x0d, 0x7a, 0x36, 0x60, |
| 0xa8, 0x9e, 0xca, 0xf3, 0x24, 0x66, 0xef, 0x97}; |
| |
| test_ctr(find_cipher(ctx, PTLS_CIPHER_SUITE_AES_128_GCM_SHA256), key, sizeof(key), iv, sizeof(iv), expected, sizeof(expected)); |
| } |
| |
| static void test_chacha20(void) |
| { |
| static const uint8_t key[] = {0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, |
| 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 29, 30, 31}, |
| iv[] = {1, 0, 0, 0, 0, 0, 0, 9, 0, 0, 0, 0x4a, 0, 0, 0, 0}, |
| expected[] = {0x10, 0xf1, 0xe7, 0xe4, 0xd1, 0x3b, 0x59, 0x15, 0x50, 0x0f, 0xdd, |
| 0x1f, 0xa3, 0x20, 0x71, 0xc4, 0xc7, 0xd1, 0xf4, 0xc7, 0x33, 0xc0, |
| 0x68, 0x03, 0x04, 0x22, 0xaa, 0x9a, 0xc3, 0xd4, 0x6c, 0x4e}; |
| |
| test_ctr(find_cipher(ctx, PTLS_CIPHER_SUITE_CHACHA20_POLY1305_SHA256), key, sizeof(key), iv, sizeof(iv), expected, |
| sizeof(expected)); |
| } |
| |
| static void test_aes128gcm(void) |
| { |
| ptls_cipher_suite_t *cs = find_cipher(ctx, PTLS_CIPHER_SUITE_AES_128_GCM_SHA256), |
| *cs_peer = find_cipher(ctx_peer, PTLS_CIPHER_SUITE_AES_128_GCM_SHA256); |
| |
| test_ciphersuite(cs, cs_peer); |
| test_aad_ciphersuite(cs, cs_peer); |
| test_aad96_ciphersuite(cs, cs_peer); |
| } |
| |
| static void test_aes256gcm(void) |
| { |
| ptls_cipher_suite_t *cs = find_cipher(ctx, PTLS_CIPHER_SUITE_AES_256_GCM_SHA384), |
| *cs_peer = find_cipher(ctx_peer, PTLS_CIPHER_SUITE_AES_256_GCM_SHA384); |
| |
| if (cs != NULL && cs_peer != NULL) { |
| test_ciphersuite(cs, cs_peer); |
| test_aad_ciphersuite(cs, cs_peer); |
| test_aad96_ciphersuite(cs, cs_peer); |
| } |
| } |
| |
| static void test_chacha20poly1305(void) |
| { |
| ptls_cipher_suite_t *cs = find_cipher(ctx, PTLS_CIPHER_SUITE_CHACHA20_POLY1305_SHA256), |
| *cs_peer = find_cipher(ctx_peer, PTLS_CIPHER_SUITE_CHACHA20_POLY1305_SHA256); |
| |
| if (cs != NULL && cs_peer != NULL) { |
| test_ciphersuite(cs, cs_peer); |
| test_aad_ciphersuite(cs, cs_peer); |
| test_aad96_ciphersuite(cs, cs_peer); |
| } |
| } |
| |
| static void test_ffx(void) |
| { |
| static uint8_t ffx_test_source[32] = {'0', '1', '2', '3', '4', '5', '6', '7', '8', '9', 'a', 'b', 'c', 'd', 'e', 'f', |
| 'g', 'h', 'i', 'j', 'k', 'l', 'm', 'n', 'o', 'p', 'q', 'r', 's', 't', 'u', 'v'}; |
| |
| static uint8_t ffx_test_key[32] = {1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, |
| 17, 18, 19, 20, 21, 22, 23, 24, 25, 27, 28, 29, 30, 31, 32}; |
| static uint8_t ffx_test_bad_key[32] = {0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, |
| 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 27, 28, 29, 30, 31}; |
| |
| static uint8_t ffx_test_iv[16] = {10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25}; |
| static uint8_t ffx_test_bad_iv[16] = {11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26}; |
| |
| static uint8_t ffx_test_mask[8] = {0x00, 0x01, 0x03, 0x07, 0x0F, 0x1F, 0x3F, 0x7F}; |
| ptls_cipher_context_t *ffx_enc = NULL; |
| ptls_cipher_context_t *ffx_dec = NULL; |
| ptls_cipher_context_t *ffx_dec_bad = NULL; |
| uint8_t encrypted[32]; |
| uint8_t result[32]; |
| |
| for (int i = 0; ffx_variants[i].algo != NULL; i++) { |
| ffx_enc = ptls_cipher_new(ffx_variants[i].algo, 1, ffx_test_key); |
| ffx_dec = ptls_cipher_new(ffx_variants[i].algo, 0, ffx_test_key); |
| ffx_dec_bad = ptls_cipher_new(ffx_variants[i].algo, 0, ffx_test_bad_key); |
| ok(ffx_enc != NULL && ffx_dec != NULL && ffx_dec_bad != NULL); |
| if (ffx_enc != NULL && ffx_dec != NULL && ffx_dec_bad != NULL) { |
| int bit_length = ffx_variants[i].bit_length; |
| int len = (bit_length + 7) / 8; |
| /* test that encoding works and last byte is correct */ |
| ptls_cipher_init(ffx_enc, ffx_test_iv); |
| ptls_cipher_encrypt(ffx_enc, encrypted, ffx_test_source, len); |
| ok((encrypted[len - 1] & ffx_test_mask[bit_length % 8]) == (ffx_test_source[len - 1] & ffx_test_mask[bit_length % 8])); |
| /* Test that decoding with good key and IV works*/ |
| ptls_cipher_init(ffx_dec, ffx_test_iv); |
| ptls_cipher_encrypt(ffx_dec, result, encrypted, len); |
| ok(memcmp(ffx_test_source, result, len) == 0); |
| /* Test that decoding with bad IV fails */ |
| ptls_cipher_init(ffx_dec, ffx_test_bad_iv); |
| ptls_cipher_encrypt(ffx_dec, result, encrypted, len); |
| ok(memcmp(ffx_test_source, result, len) != 0); |
| /* Test that decoding with bad key fails */ |
| ptls_cipher_init(ffx_dec_bad, ffx_test_iv); |
| ptls_cipher_encrypt(ffx_dec_bad, result, encrypted, len); |
| ok(memcmp(ffx_test_source, result, len) != 0); |
| } |
| if (ffx_enc != NULL) { |
| ptls_cipher_free(ffx_enc); |
| } |
| if (ffx_dec != NULL) { |
| ptls_cipher_free(ffx_dec); |
| } |
| if (ffx_dec_bad != NULL) { |
| ptls_cipher_free(ffx_dec_bad); |
| } |
| } |
| |
| /* Test the direct usage of the API with the "ptls_ffx_new" function. |
| * The test verifies that ptls_ffx_new is compatible with |
| * creating an ffx variant with the macro, then creating the cipher. |
| */ |
| assert(ffx_variants[2].bit_length == 53); /* assumes that ffx_variants[0] is ffx_aes128ctr_b53_r4 */ |
| ffx_enc = ptls_ffx_new(&ptls_minicrypto_aes128ctr, 1, 4, 53, ffx_test_key); |
| ffx_dec = ptls_cipher_new(ffx_variants[2].algo, 0, ffx_test_key); |
| ok(ffx_enc != NULL && ffx_dec != NULL); |
| if (ffx_enc != NULL && ffx_dec != NULL) { |
| ptls_cipher_init(ffx_enc, ffx_test_iv); |
| ptls_cipher_encrypt(ffx_enc, encrypted, ffx_test_source, 7); |
| ptls_cipher_init(ffx_dec, ffx_test_iv); |
| ptls_cipher_encrypt(ffx_dec, result, encrypted, 7); |
| ok(memcmp(ffx_test_source, result, 7) == 0); |
| } |
| if (ffx_enc != NULL) { |
| ptls_cipher_free(ffx_enc); |
| } |
| if (ffx_dec != NULL) { |
| ptls_cipher_free(ffx_dec); |
| } |
| } |
| |
| static void test_base64_decode(void) |
| { |
| ptls_base64_decode_state_t state; |
| ptls_buffer_t buf; |
| int ret; |
| |
| ptls_buffer_init(&buf, "", 0); |
| |
| ptls_base64_decode_init(&state); |
| ret = ptls_base64_decode("aGVsbG8gd29ybGQ=", &state, &buf); |
| ok(ret == 0); |
| ok(buf.off == 11); |
| ok(memcmp(buf.base, "hello world", 11) == 0); |
| |
| buf.off = 0; |
| |
| ptls_base64_decode_init(&state); |
| ret = ptls_base64_decode("a$b", &state, &buf); |
| ok(ret != 0); |
| |
| buf.off = 0; |
| |
| ptls_base64_decode_init(&state); |
| ret = ptls_base64_decode("a\xFF" |
| "b", |
| &state, &buf); |
| ok(ret != 0); |
| |
| ptls_buffer_dispose(&buf); |
| } |
| |
| static struct { |
| struct { |
| uint8_t buf[32]; |
| size_t len; |
| int is_end_of_record; |
| } vec[16]; |
| size_t count; |
| } test_fragmented_message_queue = {{{{0}}}}; |
| |
| static int test_fragmented_message_record(ptls_t *tls, struct st_ptls_message_emitter_t *emitter, ptls_iovec_t message, |
| int is_end_of_record, ptls_handshake_properties_t *properties) |
| { |
| memcpy(test_fragmented_message_queue.vec[test_fragmented_message_queue.count].buf, message.base, message.len); |
| test_fragmented_message_queue.vec[test_fragmented_message_queue.count].len = message.len; |
| test_fragmented_message_queue.vec[test_fragmented_message_queue.count].is_end_of_record = is_end_of_record; |
| ++test_fragmented_message_queue.count; |
| |
| return 0; |
| } |
| |
| static void test_fragmented_message(void) |
| { |
| ptls_context_t tlsctx = {NULL}; |
| ptls_t tls = {&tlsctx}; |
| struct st_ptls_record_t rec = {PTLS_CONTENT_TYPE_HANDSHAKE, 0x0301}; |
| int ret; |
| |
| tlsctx.max_buffer_size = 14; |
| |
| #define SET_RECORD(lit) \ |
| do { \ |
| rec.length = sizeof(lit) - 1; \ |
| rec.fragment = (const uint8_t *)(lit); \ |
| } while (0) |
| |
| /* not fragmented */ |
| test_fragmented_message_queue.count = 0; |
| SET_RECORD("\x01\x00\x00\x03" |
| "abc"); |
| ret = handle_handshake_record(&tls, test_fragmented_message_record, NULL, &rec, NULL); |
| ok(ret == 0); |
| ok(test_fragmented_message_queue.count == 1); |
| ok(test_fragmented_message_queue.vec[0].len == rec.length); |
| ok(memcmp(test_fragmented_message_queue.vec[0].buf, rec.fragment, rec.length) == 0); |
| ok(test_fragmented_message_queue.vec[0].is_end_of_record); |
| ok(tls.recvbuf.mess.base == NULL); |
| |
| /* fragmented */ |
| test_fragmented_message_queue.count = 0; |
| SET_RECORD("\x01\x00\x00\x03" |
| "a"); |
| ret = handle_handshake_record(&tls, test_fragmented_message_record, NULL, &rec, NULL); |
| ok(ret == PTLS_ERROR_IN_PROGRESS); |
| ok(tls.recvbuf.mess.base != NULL); |
| ok(test_fragmented_message_queue.count == 0); |
| SET_RECORD("bc\x02\x00\x00\x02" |
| "de" |
| "\x03"); |
| ret = handle_handshake_record(&tls, test_fragmented_message_record, NULL, &rec, NULL); |
| ok(ret == PTLS_ERROR_IN_PROGRESS); |
| ok(test_fragmented_message_queue.count == 2); |
| ok(test_fragmented_message_queue.vec[0].len == 7); |
| ok(memcmp(test_fragmented_message_queue.vec[0].buf, |
| "\x01\x00\x00\x03" |
| "abc", |
| 7) == 0); |
| ok(!test_fragmented_message_queue.vec[0].is_end_of_record); |
| ok(test_fragmented_message_queue.vec[1].len == 6); |
| ok(memcmp(test_fragmented_message_queue.vec[1].buf, |
| "\x02\x00\x00\x02" |
| "de", |
| 6) == 0); |
| ok(!test_fragmented_message_queue.vec[1].is_end_of_record); |
| SET_RECORD("\x00\x00\x03" |
| "end"); |
| ret = handle_handshake_record(&tls, test_fragmented_message_record, NULL, &rec, NULL); |
| ok(ret == 0); |
| ok(tls.recvbuf.mess.base == NULL); |
| ok(test_fragmented_message_queue.count == 3); |
| ok(test_fragmented_message_queue.vec[2].len == 7); |
| ok(memcmp(test_fragmented_message_queue.vec[2].buf, |
| "\x03\x00\x00\x03" |
| "end", |
| 7) == 0); |
| ok(test_fragmented_message_queue.vec[2].is_end_of_record); |
| |
| /* overflow (post-cb) */ |
| test_fragmented_message_queue.count = 0; |
| SET_RECORD("\x01\x00\x00\xff" |
| "0123456789ab"); |
| ret = handle_handshake_record(&tls, test_fragmented_message_record, NULL, &rec, NULL); |
| ok(ret == PTLS_ALERT_HANDSHAKE_FAILURE); |
| ok(test_fragmented_message_queue.count == 0); |
| |
| /* overflow (pre-cb) */ |
| SET_RECORD("\x01\x00\x00\xff" |
| "0123456789"); |
| ret = handle_handshake_record(&tls, test_fragmented_message_record, NULL, &rec, NULL); |
| ok(ret == PTLS_ERROR_IN_PROGRESS); |
| SET_RECORD("abcdef"); |
| ret = handle_handshake_record(&tls, test_fragmented_message_record, NULL, &rec, NULL); |
| ok(ret == PTLS_ALERT_HANDSHAKE_FAILURE); |
| ok(test_fragmented_message_queue.count == 0); |
| |
| #undef SET_RECORD |
| } |
| |
| static int was_esni; |
| |
| static int save_client_hello(ptls_on_client_hello_t *self, ptls_t *tls, ptls_on_client_hello_parameters_t *params) |
| { |
| ptls_set_server_name(tls, (const char *)params->server_name.base, params->server_name.len); |
| if (params->negotiated_protocols.count != 0) |
| ptls_set_negotiated_protocol(tls, (const char *)params->negotiated_protocols.list[0].base, |
| params->negotiated_protocols.list[0].len); |
| if (params->esni) |
| ++was_esni; |
| return 0; |
| } |
| |
| enum { |
| TEST_HANDSHAKE_1RTT, |
| TEST_HANDSHAKE_2RTT, |
| TEST_HANDSHAKE_HRR, |
| TEST_HANDSHAKE_HRR_STATELESS, |
| TEST_HANDSHAKE_EARLY_DATA, |
| TEST_HANDSHAKE_KEY_UPDATE |
| }; |
| |
| static int on_extension_cb(ptls_on_extension_t *self, ptls_t *tls, uint8_t hstype, uint16_t exttype, ptls_iovec_t extdata) |
| { |
| assert(extdata.base); |
| return 0; |
| } |
| |
| static void test_handshake(ptls_iovec_t ticket, int mode, int expect_ticket, int check_ch, int require_client_authentication) |
| { |
| ptls_t *client, *server; |
| ptls_handshake_properties_t client_hs_prop = {{{{NULL}, ticket}}}, server_hs_prop = {{{{NULL}}}}; |
| uint8_t cbuf_small[16384], sbuf_small[16384], decbuf_small[16384]; |
| ptls_buffer_t cbuf, sbuf, decbuf; |
| size_t consumed, max_early_data_size = 0; |
| int ret; |
| const char *req = "GET / HTTP/1.0\r\n\r\n"; |
| const char *resp = "HTTP/1.0 200 OK\r\n\r\nhello world\n"; |
| |
| if (check_ch) |
| ctx->verify_certificate = verify_certificate; |
| |
| client = ptls_new(ctx, 0); |
| server = ptls_new(ctx_peer, 1); |
| ptls_buffer_init(&cbuf, cbuf_small, sizeof(cbuf_small)); |
| ptls_buffer_init(&sbuf, sbuf_small, sizeof(sbuf_small)); |
| ptls_buffer_init(&decbuf, decbuf_small, sizeof(decbuf_small)); |
| |
| if (check_ch) { |
| static ptls_on_client_hello_t cb = {save_client_hello}; |
| ctx_peer->on_client_hello = &cb; |
| static const ptls_iovec_t protocols[] = {{(uint8_t *)"h2", 2}, {(uint8_t *)"http/1.1", 8}}; |
| client_hs_prop.client.negotiated_protocols.list = protocols; |
| client_hs_prop.client.negotiated_protocols.count = PTLS_ELEMENTSOF(protocols); |
| ptls_set_server_name(client, "test.example.com", 0); |
| } |
| |
| static ptls_on_extension_t cb = {on_extension_cb}; |
| ctx_peer->on_extension = &cb; |
| |
| if (require_client_authentication) |
| ctx_peer->require_client_authentication = 1; |
| |
| if (ctx_peer->esni != NULL) { |
| was_esni = 0; |
| client_hs_prop.client.esni_keys = ptls_iovec_init(ESNIKEYS, sizeof(ESNIKEYS) - 1); |
| } |
| |
| switch (mode) { |
| case TEST_HANDSHAKE_HRR: |
| client_hs_prop.client.negotiate_before_key_exchange = 1; |
| break; |
| case TEST_HANDSHAKE_HRR_STATELESS: |
| client_hs_prop.client.negotiate_before_key_exchange = 1; |
| server_hs_prop.server.cookie.key = "0123456789abcdef0123456789abcdef0123456789abcdef"; |
| server_hs_prop.server.retry_uses_cookie = 1; |
| break; |
| case TEST_HANDSHAKE_EARLY_DATA: |
| assert(ctx_peer->max_early_data_size != 0); |
| client_hs_prop.client.max_early_data_size = &max_early_data_size; |
| break; |
| } |
| |
| ret = ptls_handshake(client, &cbuf, NULL, NULL, &client_hs_prop); |
| ok(ret == PTLS_ERROR_IN_PROGRESS); |
| ok(cbuf.off != 0); |
| |
| switch (mode) { |
| case TEST_HANDSHAKE_2RTT: |
| case TEST_HANDSHAKE_HRR: |
| case TEST_HANDSHAKE_HRR_STATELESS: |
| consumed = cbuf.off; |
| ret = ptls_handshake(server, &sbuf, cbuf.base, &consumed, &server_hs_prop); |
| if (mode == TEST_HANDSHAKE_HRR_STATELESS) { |
| ok(ret == PTLS_ERROR_STATELESS_RETRY); |
| ptls_free(server); |
| server = ptls_new(ctx_peer, 1); |
| } else { |
| ok(ret == PTLS_ERROR_IN_PROGRESS); |
| } |
| ok(cbuf.off == consumed); |
| ok(sbuf.off != 0); |
| cbuf.off = 0; |
| consumed = sbuf.off; |
| ret = ptls_handshake(client, &cbuf, sbuf.base, &consumed, &client_hs_prop); |
| ok(ret == PTLS_ERROR_IN_PROGRESS); |
| ok(sbuf.off == consumed); |
| ok(cbuf.off != 0); |
| sbuf.off = 0; |
| break; |
| case TEST_HANDSHAKE_EARLY_DATA: |
| ok(max_early_data_size == ctx_peer->max_early_data_size); |
| ret = ptls_send(client, &cbuf, req, strlen(req)); |
| ok(ret == 0); |
| break; |
| } |
| |
| consumed = cbuf.off; |
| ret = ptls_handshake(server, &sbuf, cbuf.base, &consumed, &server_hs_prop); |
| |
| if (require_client_authentication) { |
| ok(ptls_is_psk_handshake(server) == 0); |
| ok(ret == PTLS_ERROR_IN_PROGRESS); |
| } else { |
| ok(ret == 0); |
| } |
| |
| ok(sbuf.off != 0); |
| if (check_ch) { |
| ok(ptls_get_server_name(server) != NULL); |
| ok(strcmp(ptls_get_server_name(server), "test.example.com") == 0); |
| ok(ptls_get_negotiated_protocol(server) != NULL); |
| ok(strcmp(ptls_get_negotiated_protocol(server), "h2") == 0); |
| ok(was_esni == (ctx_peer->esni != NULL)); |
| } else { |
| ok(ptls_get_server_name(server) == NULL); |
| ok(ptls_get_negotiated_protocol(server) == NULL); |
| } |
| |
| if (mode == TEST_HANDSHAKE_EARLY_DATA && !require_client_authentication) { |
| ok(consumed < cbuf.off); |
| memmove(cbuf.base, cbuf.base + consumed, cbuf.off - consumed); |
| cbuf.off -= consumed; |
| |
| consumed = cbuf.off; |
| ret = ptls_receive(server, &decbuf, cbuf.base, &consumed); |
| ok(ret == 0); |
| ok(consumed == cbuf.off); |
| ok(decbuf.off == strlen(req)); |
| ok(memcmp(decbuf.base, req, decbuf.off) == 0); |
| ok(!ptls_handshake_is_complete(server)); |
| cbuf.off = 0; |
| decbuf.off = 0; |
| |
| ret = ptls_send(server, &sbuf, resp, strlen(resp)); |
| ok(ret == 0); |
| } else { |
| ok(consumed == cbuf.off); |
| cbuf.off = 0; |
| } |
| |
| consumed = sbuf.off; |
| ret = ptls_handshake(client, &cbuf, sbuf.base, &consumed, NULL); |
| ok(ret == 0); |
| ok(cbuf.off != 0); |
| if (check_ch) { |
| ok(ptls_get_server_name(client) != NULL); |
| ok(strcmp(ptls_get_server_name(client), "test.example.com") == 0); |
| ok(ptls_get_negotiated_protocol(client) != NULL); |
| ok(strcmp(ptls_get_negotiated_protocol(client), "h2") == 0); |
| } else { |
| ok(ptls_get_server_name(server) == NULL); |
| ok(ptls_get_negotiated_protocol(server) == NULL); |
| } |
| |
| if (expect_ticket) { |
| ok(consumed < sbuf.off); |
| memmove(sbuf.base, sbuf.base + consumed, sbuf.off - consumed); |
| sbuf.off -= consumed; |
| } else { |
| ok(consumed == sbuf.off); |
| sbuf.off = 0; |
| } |
| |
| if (require_client_authentication) { |
| ok(!ptls_handshake_is_complete(server)); |
| consumed = cbuf.off; |
| ret = ptls_handshake(server, &sbuf, cbuf.base, &consumed, &server_hs_prop); |
| ok(ret == 0); |
| ok(ptls_handshake_is_complete(server)); |
| cbuf.off = 0; |
| } |
| |
| if (mode != TEST_HANDSHAKE_EARLY_DATA || require_client_authentication) { |
| ret = ptls_send(client, &cbuf, req, strlen(req)); |
| ok(ret == 0); |
| |
| consumed = cbuf.off; |
| ret = ptls_receive(server, &decbuf, cbuf.base, &consumed); |
| ok(ret == 0); |
| ok(consumed == cbuf.off); |
| ok(decbuf.off == strlen(req)); |
| ok(memcmp(decbuf.base, req, strlen(req)) == 0); |
| ok(ptls_handshake_is_complete(server)); |
| decbuf.off = 0; |
| cbuf.off = 0; |
| |
| ret = ptls_send(server, &sbuf, resp, strlen(resp)); |
| ok(ret == 0); |
| } |
| |
| consumed = sbuf.off; |
| ret = ptls_receive(client, &decbuf, sbuf.base, &consumed); |
| ok(ret == 0); |
| ok(consumed == sbuf.off); |
| ok(decbuf.off == strlen(resp)); |
| ok(memcmp(decbuf.base, resp, strlen(resp)) == 0); |
| ok(ptls_handshake_is_complete(client)); |
| decbuf.off = 0; |
| sbuf.off = 0; |
| |
| if (mode == TEST_HANDSHAKE_EARLY_DATA) { |
| consumed = cbuf.off; |
| ret = ptls_receive(server, &decbuf, cbuf.base, &consumed); |
| ok(ret == 0); |
| ok(cbuf.off == consumed); |
| ok(decbuf.off == 0); |
| ok(ptls_handshake_is_complete(client)); |
| cbuf.off = 0; |
| } |
| |
| if (mode == TEST_HANDSHAKE_KEY_UPDATE) { |
| /* server -> client with update_request */ |
| ret = ptls_update_key(server, 1); |
| ok(ret == 0); |
| ok(server->needs_key_update); |
| ok(server->key_update_send_request); |
| ret = ptls_send(server, &sbuf, "good bye", 8); |
| ok(ret == 0); |
| ok(!server->needs_key_update); |
| ok(!server->key_update_send_request); |
| consumed = sbuf.off; |
| ret = ptls_receive(client, &decbuf, sbuf.base, &consumed); |
| ok(ret == 0); |
| ok(sbuf.off == consumed); |
| ok(decbuf.off == 8); |
| ok(memcmp(decbuf.base, "good bye", 8) == 0); |
| ok(client->needs_key_update); |
| ok(!client->key_update_send_request); |
| sbuf.off = 0; |
| decbuf.off = 0; |
| ret = ptls_send(client, &cbuf, "hello", 5); |
| ok(ret == 0); |
| consumed = cbuf.off; |
| ret = ptls_receive(server, &decbuf, cbuf.base, &consumed); |
| ok(ret == 0); |
| ok(cbuf.off == consumed); |
| ok(decbuf.off == 5); |
| ok(memcmp(decbuf.base, "hello", 5) == 0); |
| cbuf.off = 0; |
| decbuf.off = 0; |
| } |
| |
| ptls_buffer_dispose(&cbuf); |
| ptls_buffer_dispose(&sbuf); |
| ptls_buffer_dispose(&decbuf); |
| ptls_free(client); |
| ptls_free(server); |
| |
| if (check_ch) |
| ctx_peer->on_client_hello = NULL; |
| |
| ctx->verify_certificate = NULL; |
| if (require_client_authentication) |
| ctx_peer->require_client_authentication = 0; |
| } |
| |
| static ptls_sign_certificate_t *sc_orig; |
| size_t sc_callcnt; |
| |
| static int sign_certificate(ptls_sign_certificate_t *self, ptls_t *tls, uint16_t *selected_algorithm, ptls_buffer_t *output, |
| ptls_iovec_t input, const uint16_t *algorithms, size_t num_algorithms) |
| { |
| ++sc_callcnt; |
| return sc_orig->cb(sc_orig, tls, selected_algorithm, output, input, algorithms, num_algorithms); |
| } |
| |
| static ptls_sign_certificate_t *second_sc_orig; |
| |
| static int second_sign_certificate(ptls_sign_certificate_t *self, ptls_t *tls, uint16_t *selected_algorithm, ptls_buffer_t *output, |
| ptls_iovec_t input, const uint16_t *algorithms, size_t num_algorithms) |
| { |
| ++sc_callcnt; |
| return second_sc_orig->cb(second_sc_orig, tls, selected_algorithm, output, input, algorithms, num_algorithms); |
| } |
| |
| static void test_full_handshake_impl(int require_client_authentication) |
| { |
| sc_callcnt = 0; |
| |
| test_handshake(ptls_iovec_init(NULL, 0), TEST_HANDSHAKE_1RTT, 0, 0, require_client_authentication); |
| if (require_client_authentication) { |
| ok(sc_callcnt == 2); |
| } else { |
| ok(sc_callcnt == 1); |
| } |
| |
| test_handshake(ptls_iovec_init(NULL, 0), TEST_HANDSHAKE_1RTT, 0, 0, require_client_authentication); |
| if (require_client_authentication) { |
| ok(sc_callcnt == 4); |
| } else { |
| ok(sc_callcnt == 2); |
| } |
| |
| test_handshake(ptls_iovec_init(NULL, 0), TEST_HANDSHAKE_1RTT, 0, 1, require_client_authentication); |
| if (require_client_authentication) { |
| ok(sc_callcnt == 6); |
| } else { |
| ok(sc_callcnt == 3); |
| } |
| } |
| |
| static void test_full_handshake(void) |
| { |
| test_full_handshake_impl(0); |
| } |
| |
| static void test_full_handshake_with_client_authentication(void) |
| { |
| test_full_handshake_impl(1); |
| } |
| |
| static void test_key_update(void) |
| { |
| test_handshake(ptls_iovec_init(NULL, 0), TEST_HANDSHAKE_KEY_UPDATE, 0, 0, 0); |
| } |
| |
| static void test_hrr_handshake(void) |
| { |
| sc_callcnt = 0; |
| test_handshake(ptls_iovec_init(NULL, 0), TEST_HANDSHAKE_HRR, 0, 0, 0); |
| ok(sc_callcnt == 1); |
| } |
| |
| static void test_hrr_stateless_handshake(void) |
| { |
| sc_callcnt = 0; |
| test_handshake(ptls_iovec_init(NULL, 0), TEST_HANDSHAKE_HRR_STATELESS, 0, 0, 0); |
| ok(sc_callcnt == 1); |
| } |
| |
| static int on_copy_ticket(ptls_encrypt_ticket_t *self, ptls_t *tls, int is_encrypt, ptls_buffer_t *dst, ptls_iovec_t src) |
| { |
| int ret; |
| |
| if ((ret = ptls_buffer_reserve(dst, src.len)) != 0) |
| return ret; |
| memcpy(dst->base + dst->off, src.base, src.len); |
| dst->off += src.len; |
| |
| return 0; |
| } |
| |
| static ptls_iovec_t saved_ticket = {NULL}; |
| |
| static int on_save_ticket(ptls_save_ticket_t *self, ptls_t *tls, ptls_iovec_t src) |
| { |
| saved_ticket.base = malloc(src.len); |
| memcpy(saved_ticket.base, src.base, src.len); |
| saved_ticket.len = src.len; |
| return 0; |
| } |
| |
| static void test_resumption_impl(int different_preferred_key_share, int require_client_authentication) |
| { |
| assert(ctx->key_exchanges[0]->id == ctx_peer->key_exchanges[0]->id); |
| assert(ctx->key_exchanges[1] == NULL); |
| assert(ctx_peer->key_exchanges[1] == NULL); |
| assert(ctx->key_exchanges[0]->id != ptls_minicrypto_x25519.id); |
| ptls_key_exchange_algorithm_t *different_key_exchanges[] = {&ptls_minicrypto_x25519, ctx->key_exchanges[0], NULL}, |
| **key_exchanges_orig = ctx->key_exchanges; |
| |
| if (different_preferred_key_share) |
| ctx->key_exchanges = different_key_exchanges; |
| |
| ptls_encrypt_ticket_t et = {on_copy_ticket}; |
| ptls_save_ticket_t st = {on_save_ticket}; |
| |
| assert(ctx_peer->ticket_lifetime == 0); |
| assert(ctx_peer->max_early_data_size == 0); |
| assert(ctx_peer->encrypt_ticket == NULL); |
| assert(ctx_peer->save_ticket == NULL); |
| saved_ticket = ptls_iovec_init(NULL, 0); |
| |
| ctx_peer->ticket_lifetime = 86400; |
| ctx_peer->max_early_data_size = 8192; |
| ctx_peer->encrypt_ticket = &et; |
| ctx->save_ticket = &st; |
| |
| sc_callcnt = 0; |
| test_handshake(saved_ticket, different_preferred_key_share ? TEST_HANDSHAKE_2RTT : TEST_HANDSHAKE_1RTT, 1, 0, 0); |
| ok(sc_callcnt == 1); |
| ok(saved_ticket.base != NULL); |
| |
| /* psk using saved ticket */ |
| test_handshake(saved_ticket, TEST_HANDSHAKE_1RTT, 1, 0, require_client_authentication); |
| if (require_client_authentication) { |
| ok(sc_callcnt == 3); |
| } else { |
| ok(sc_callcnt == 1); |
| } |
| |
| /* 0-rtt psk using saved ticket */ |
| test_handshake(saved_ticket, TEST_HANDSHAKE_EARLY_DATA, 1, 0, require_client_authentication); |
| if (require_client_authentication) { |
| ok(sc_callcnt == 5); |
| } else { |
| ok(sc_callcnt == 1); |
| } |
| |
| ctx->require_dhe_on_psk = 1; |
| |
| /* psk-dhe using saved ticket */ |
| test_handshake(saved_ticket, TEST_HANDSHAKE_1RTT, 1, 0, require_client_authentication); |
| if (require_client_authentication) { |
| ok(sc_callcnt == 7); |
| } else { |
| ok(sc_callcnt == 1); |
| } |
| |
| /* 0-rtt psk-dhe using saved ticket */ |
| test_handshake(saved_ticket, TEST_HANDSHAKE_EARLY_DATA, 1, 0, require_client_authentication); |
| if (require_client_authentication) { |
| ok(sc_callcnt == 9); |
| } else { |
| ok(sc_callcnt == 1); |
| } |
| |
| ctx->require_dhe_on_psk = 0; |
| ctx_peer->ticket_lifetime = 0; |
| ctx_peer->max_early_data_size = 0; |
| ctx_peer->encrypt_ticket = NULL; |
| ctx->save_ticket = NULL; |
| ctx->key_exchanges = key_exchanges_orig; |
| } |
| |
| static void test_resumption(void) |
| { |
| test_resumption_impl(0, 0); |
| } |
| |
| static void test_resumption_different_preferred_key_share(void) |
| { |
| if (ctx == ctx_peer) |
| return; |
| test_resumption_impl(1, 0); |
| } |
| |
| static void test_resumption_with_client_authentication(void) |
| { |
| test_resumption_impl(0, 1); |
| } |
| |
| static void test_enforce_retry(int use_cookie) |
| { |
| ptls_t *client, *server; |
| ptls_handshake_properties_t server_hs_prop = {{{{NULL}}}}; |
| ptls_buffer_t cbuf, sbuf, decbuf; |
| size_t consumed; |
| int ret; |
| |
| server_hs_prop.server.cookie.key = "0123456789abcdef0123456789abcdef0123456789abcdef"; |
| server_hs_prop.server.cookie.additional_data = ptls_iovec_init("1.2.3.4:1234", 12); |
| server_hs_prop.server.enforce_retry = 1; |
| server_hs_prop.server.retry_uses_cookie = use_cookie; |
| |
| ptls_buffer_init(&cbuf, "", 0); |
| ptls_buffer_init(&sbuf, "", 0); |
| ptls_buffer_init(&decbuf, "", 0); |
| |
| client = ptls_new(ctx, 0); |
| |
| ret = ptls_handshake(client, &cbuf, NULL, NULL, NULL); |
| ok(ret == PTLS_ERROR_IN_PROGRESS); |
| ok(cbuf.off != 0); |
| |
| server = ptls_new(ctx, 1); |
| |
| consumed = cbuf.off; |
| ret = ptls_handshake(server, &sbuf, cbuf.base, &consumed, &server_hs_prop); |
| cbuf.off = 0; |
| |
| if (use_cookie) { |
| ok(ret == PTLS_ERROR_STATELESS_RETRY); |
| ptls_free(server); |
| server = ptls_new(ctx, 1); |
| } else { |
| ok(ret == PTLS_ERROR_IN_PROGRESS); |
| } |
| |
| consumed = sbuf.off; |
| ret = ptls_handshake(client, &cbuf, sbuf.base, &consumed, NULL); |
| ok(ret == PTLS_ERROR_IN_PROGRESS); |
| ok(sbuf.off == consumed); |
| sbuf.off = 0; |
| |
| consumed = cbuf.off; |
| ret = ptls_handshake(server, &sbuf, cbuf.base, &consumed, &server_hs_prop); |
| ok(ret == 0); |
| ok(cbuf.off == consumed); |
| cbuf.off = 0; |
| |
| consumed = sbuf.off; |
| ret = ptls_handshake(client, &cbuf, sbuf.base, &consumed, NULL); |
| ok(ret == 0); |
| ok(sbuf.off == consumed); |
| sbuf.off = 0; |
| |
| ret = ptls_send(client, &cbuf, "hello world", 11); |
| ok(ret == 0); |
| |
| consumed = cbuf.off; |
| ret = ptls_receive(server, &decbuf, cbuf.base, &consumed); |
| ok(ret == 0); |
| ok(cbuf.off == consumed); |
| cbuf.off = 0; |
| |
| ok(decbuf.off == 11); |
| ok(memcmp(decbuf.base, "hello world", 11) == 0); |
| decbuf.off = 0; |
| |
| ptls_free(client); |
| ptls_free(server); |
| |
| ptls_buffer_dispose(&cbuf); |
| ptls_buffer_dispose(&sbuf); |
| ptls_buffer_dispose(&decbuf); |
| } |
| |
| static void test_enforce_retry_stateful(void) |
| { |
| test_enforce_retry(0); |
| } |
| |
| static void test_enforce_retry_stateless(void) |
| { |
| test_enforce_retry(1); |
| } |
| |
| static ptls_t *stateless_hrr_prepare(ptls_buffer_t *sbuf, ptls_handshake_properties_t *server_hs_prop) |
| { |
| ptls_t *client = ptls_new(ctx, 0), *server = ptls_new(ctx_peer, 1); |
| ptls_buffer_t cbuf; |
| size_t consumed; |
| int ret; |
| |
| ptls_buffer_init(&cbuf, "", 0); |
| ptls_buffer_init(sbuf, "", 0); |
| |
| ret = ptls_handshake(client, &cbuf, NULL, NULL, NULL); |
| ok(ret == PTLS_ERROR_IN_PROGRESS); |
| |
| consumed = cbuf.off; |
| ret = ptls_handshake(server, sbuf, cbuf.base, &consumed, server_hs_prop); |
| ok(ret == PTLS_ERROR_STATELESS_RETRY); |
| |
| ptls_buffer_dispose(&cbuf); |
| ptls_free(server); |
| |
| return client; |
| } |
| |
| static void test_stateless_hrr_aad_change(void) |
| { |
| ptls_t *client, *server; |
| ptls_handshake_properties_t server_hs_prop = {{{{NULL}}}}; |
| ptls_buffer_t cbuf, sbuf; |
| size_t consumed; |
| int ret; |
| |
| server_hs_prop.server.cookie.key = "0123456789abcdef0123456789abcdef0123456789abcdef"; |
| server_hs_prop.server.cookie.additional_data = ptls_iovec_init("1.2.3.4:1234", 12); |
| server_hs_prop.server.enforce_retry = 1; |
| server_hs_prop.server.retry_uses_cookie = 1; |
| |
| client = stateless_hrr_prepare(&sbuf, &server_hs_prop); |
| ptls_buffer_init(&cbuf, "", 0); |
| |
| consumed = sbuf.off; |
| ret = ptls_handshake(client, &cbuf, sbuf.base, &consumed, NULL); |
| ok(ret == PTLS_ERROR_IN_PROGRESS); |
| ok(sbuf.off == consumed); |
| sbuf.off = 0; |
| |
| server = ptls_new(ctx_peer, 1); |
| server_hs_prop.server.cookie.additional_data = ptls_iovec_init("1.2.3.4:4321", 12); |
| |
| consumed = cbuf.off; |
| ret = ptls_handshake(server, &sbuf, cbuf.base, &consumed, &server_hs_prop); |
| ok(ret == PTLS_ALERT_HANDSHAKE_FAILURE); |
| |
| ptls_free(client); |
| ptls_free(server); |
| |
| ptls_buffer_dispose(&cbuf); |
| ptls_buffer_dispose(&sbuf); |
| } |
| |
| typedef uint8_t traffic_secrets_t[2 /* is_enc */][4 /* epoch */][PTLS_MAX_DIGEST_SIZE /* octets */]; |
| |
| static int on_update_traffic_key(ptls_update_traffic_key_t *self, ptls_t *tls, int is_enc, size_t epoch, const void *secret) |
| { |
| traffic_secrets_t *secrets = *ptls_get_data_ptr(tls); |
| ok(memcmp((*secrets)[is_enc][epoch], zeroes_of_max_digest_size, PTLS_MAX_DIGEST_SIZE) == 0); |
| |
| size_t size = ptls_get_cipher(tls)->hash->digest_size; |
| memcpy((*secrets)[is_enc][epoch], secret, size); |
| return 0; |
| } |
| |
| static int feed_messages(ptls_t *tls, ptls_buffer_t *outbuf, size_t *out_epoch_offsets, const uint8_t *input, |
| const size_t *in_epoch_offsets, ptls_handshake_properties_t *props) |
| { |
| size_t i; |
| int ret = PTLS_ERROR_IN_PROGRESS; |
| |
| outbuf->off = 0; |
| memset(out_epoch_offsets, 0, sizeof(*out_epoch_offsets) * 5); |
| |
| for (i = 0; i != 4; ++i) { |
| size_t len = in_epoch_offsets[i + 1] - in_epoch_offsets[i]; |
| if (len != 0) { |
| ret = ptls_handle_message(tls, outbuf, out_epoch_offsets, i, input + in_epoch_offsets[i], len, props); |
| if (!(ret == 0 || ret == PTLS_ERROR_IN_PROGRESS)) |
| break; |
| } |
| } |
| |
| return ret; |
| } |
| |
| static void test_handshake_api(void) |
| { |
| ptls_t *client, *server; |
| traffic_secrets_t client_secrets = {{{0}}}, server_secrets = {{{0}}}; |
| ptls_buffer_t cbuf, sbuf; |
| size_t coffs[5] = {0}, soffs[5]; |
| ptls_update_traffic_key_t update_traffic_key = {on_update_traffic_key}; |
| ptls_encrypt_ticket_t encrypt_ticket = {on_copy_ticket}; |
| ptls_save_ticket_t save_ticket = {on_save_ticket}; |
| int ret; |
| |
| ctx->update_traffic_key = &update_traffic_key; |
| ctx->omit_end_of_early_data = 1; |
| ctx->save_ticket = &save_ticket; |
| ctx_peer->update_traffic_key = &update_traffic_key; |
| ctx_peer->omit_end_of_early_data = 1; |
| ctx_peer->encrypt_ticket = &encrypt_ticket; |
| ctx_peer->ticket_lifetime = 86400; |
| ctx_peer->max_early_data_size = 8192; |
| |
| saved_ticket = ptls_iovec_init(NULL, 0); |
| |
| ptls_buffer_init(&cbuf, "", 0); |
| ptls_buffer_init(&sbuf, "", 0); |
| |
| client = ptls_new(ctx, 0); |
| *ptls_get_data_ptr(client) = &client_secrets; |
| server = ptls_new(ctx_peer, 1); |
| *ptls_get_data_ptr(server) = &server_secrets; |
| |
| /* full handshake */ |
| ret = ptls_handle_message(client, &cbuf, coffs, 0, NULL, 0, NULL); |
| ok(ret == PTLS_ERROR_IN_PROGRESS); |
| ret = feed_messages(server, &sbuf, soffs, cbuf.base, coffs, NULL); |
| ok(ret == 0); |
| ok(sbuf.off != 0); |
| ok(!ptls_handshake_is_complete(server)); |
| ok(memcmp(server_secrets[1][2], zeroes_of_max_digest_size, PTLS_MAX_DIGEST_SIZE) != 0); |
| ok(memcmp(server_secrets[1][3], zeroes_of_max_digest_size, PTLS_MAX_DIGEST_SIZE) != 0); |
| ok(memcmp(server_secrets[0][2], zeroes_of_max_digest_size, PTLS_MAX_DIGEST_SIZE) != 0); |
| ok(memcmp(server_secrets[0][3], zeroes_of_max_digest_size, PTLS_MAX_DIGEST_SIZE) == 0); |
| ret = feed_messages(client, &cbuf, coffs, sbuf.base, soffs, NULL); |
| ok(ret == 0); |
| ok(cbuf.off != 0); |
| ok(ptls_handshake_is_complete(client)); |
| ok(memcmp(client_secrets[0][2], server_secrets[1][2], PTLS_MAX_DIGEST_SIZE) == 0); |
| ok(memcmp(client_secrets[1][2], server_secrets[0][2], PTLS_MAX_DIGEST_SIZE) == 0); |
| ok(memcmp(client_secrets[0][3], server_secrets[1][3], PTLS_MAX_DIGEST_SIZE) == 0); |
| ok(memcmp(client_secrets[1][3], zeroes_of_max_digest_size, PTLS_MAX_DIGEST_SIZE) != 0); |
| ret = feed_messages(server, &sbuf, soffs, cbuf.base, coffs, NULL); |
| ok(ret == 0); |
| ok(sbuf.off == 0); |
| ok(ptls_handshake_is_complete(server)); |
| ok(memcmp(client_secrets[1][3], server_secrets[0][3], PTLS_MAX_DIGEST_SIZE) == 0); |
| |
| ptls_free(client); |
| ptls_free(server); |
| |
| cbuf.off = 0; |
| sbuf.off = 0; |
| memset(client_secrets, 0, sizeof(client_secrets)); |
| memset(server_secrets, 0, sizeof(server_secrets)); |
| memset(coffs, 0, sizeof(coffs)); |
| memset(soffs, 0, sizeof(soffs)); |
| |
| ctx->save_ticket = NULL; /* don't allow further test to update the saved ticket */ |
| |
| /* 0-RTT resumption */ |
| size_t max_early_data_size = 0; |
| ptls_handshake_properties_t client_hs_prop = {{{{NULL}, saved_ticket, &max_early_data_size}}}; |
| client = ptls_new(ctx, 0); |
| *ptls_get_data_ptr(client) = &client_secrets; |
| server = ptls_new(ctx_peer, 1); |
| *ptls_get_data_ptr(server) = &server_secrets; |
| ret = ptls_handle_message(client, &cbuf, coffs, 0, NULL, 0, &client_hs_prop); |
| ok(ret == PTLS_ERROR_IN_PROGRESS); |
| ok(max_early_data_size != 0); |
| ok(memcmp(client_secrets[1][1], zeroes_of_max_digest_size, PTLS_MAX_DIGEST_SIZE) != 0); |
| ret = feed_messages(server, &sbuf, soffs, cbuf.base, coffs, NULL); |
| ok(ret == 0); |
| ok(sbuf.off != 0); |
| ok(!ptls_handshake_is_complete(server)); |
| ok(memcmp(client_secrets[1][1], server_secrets[0][1], PTLS_MAX_DIGEST_SIZE) == 0); |
| ok(memcmp(server_secrets[0][2], zeroes_of_max_digest_size, PTLS_MAX_DIGEST_SIZE) != 0); /* !!!overlap!!! */ |
| ok(memcmp(server_secrets[1][2], zeroes_of_max_digest_size, PTLS_MAX_DIGEST_SIZE) != 0); |
| ok(memcmp(server_secrets[1][3], zeroes_of_max_digest_size, PTLS_MAX_DIGEST_SIZE) != 0); |
| ok(memcmp(server_secrets[0][3], zeroes_of_max_digest_size, PTLS_MAX_DIGEST_SIZE) == 0); |
| ret = feed_messages(client, &cbuf, coffs, sbuf.base, soffs, &client_hs_prop); |
| ok(ret == 0); |
| ok(cbuf.off != 0); |
| ok(ptls_handshake_is_complete(client)); |
| ok(memcmp(client_secrets[0][3], server_secrets[1][3], PTLS_MAX_DIGEST_SIZE) == 0); |
| ok(memcmp(client_secrets[1][3], zeroes_of_max_digest_size, PTLS_MAX_DIGEST_SIZE) != 0); |
| ret = feed_messages(server, &sbuf, soffs, cbuf.base, coffs, NULL); |
| ok(ret == 0); |
| ok(sbuf.off == 0); |
| ok(ptls_handshake_is_complete(server)); |
| ok(memcmp(server_secrets[0][3], zeroes_of_max_digest_size, PTLS_MAX_DIGEST_SIZE) != 0); |
| |
| ptls_free(client); |
| ptls_free(server); |
| |
| cbuf.off = 0; |
| sbuf.off = 0; |
| memset(client_secrets, 0, sizeof(client_secrets)); |
| memset(server_secrets, 0, sizeof(server_secrets)); |
| memset(coffs, 0, sizeof(coffs)); |
| memset(soffs, 0, sizeof(soffs)); |
| |
| /* 0-RTT rejection */ |
| ctx_peer->max_early_data_size = 0; |
| client_hs_prop = (ptls_handshake_properties_t){{{{NULL}, saved_ticket, &max_early_data_size}}}; |
| client = ptls_new(ctx, 0); |
| *ptls_get_data_ptr(client) = &client_secrets; |
| server = ptls_new(ctx_peer, 1); |
| *ptls_get_data_ptr(server) = &server_secrets; |
| ret = ptls_handle_message(client, &cbuf, coffs, 0, NULL, 0, &client_hs_prop); |
| ok(ret == PTLS_ERROR_IN_PROGRESS); |
| ok(max_early_data_size != 0); |
| ok(memcmp(client_secrets[1][1], zeroes_of_max_digest_size, PTLS_MAX_DIGEST_SIZE) != 0); |
| ret = feed_messages(server, &sbuf, soffs, cbuf.base, coffs, NULL); |
| ok(ret == 0); |
| ok(sbuf.off != 0); |
| ok(!ptls_handshake_is_complete(server)); |
| ret = feed_messages(client, &cbuf, coffs, sbuf.base, soffs, &client_hs_prop); |
| ok(ret == 0); |
| ok(cbuf.off != 0); |
| ok(ptls_handshake_is_complete(client)); |
| ok(client_hs_prop.client.early_data_acceptance == PTLS_EARLY_DATA_REJECTED); |
| ok(memcmp(server_secrets[0][1], zeroes_of_max_digest_size, PTLS_MAX_DIGEST_SIZE) == 0); |
| ret = feed_messages(server, &sbuf, soffs, cbuf.base, coffs, NULL); |
| ok(ret == 0); |
| ok(sbuf.off == 0); |
| ok(ptls_handshake_is_complete(server)); |
| |
| ptls_free(client); |
| ptls_free(server); |
| |
| cbuf.off = 0; |
| sbuf.off = 0; |
| memset(client_secrets, 0, sizeof(client_secrets)); |
| memset(server_secrets, 0, sizeof(server_secrets)); |
| memset(coffs, 0, sizeof(coffs)); |
| memset(soffs, 0, sizeof(soffs)); |
| |
| /* HRR rejects 0-RTT */ |
| ctx_peer->max_early_data_size = 8192; |
| ptls_handshake_properties_t server_hs_prop = {{{{NULL}}}}; |
| server_hs_prop.server.enforce_retry = 1; |
| client_hs_prop = (ptls_handshake_properties_t){{{{NULL}, saved_ticket, &max_early_data_size}}}; |
| client = ptls_new(ctx, 0); |
| *ptls_get_data_ptr(client) = &client_secrets; |
| server = ptls_new(ctx_peer, 1); |
| *ptls_get_data_ptr(server) = &server_secrets; |
| ret = ptls_handle_message(client, &cbuf, coffs, 0, NULL, 0, &client_hs_prop); /* -> CH */ |
| ok(ret == PTLS_ERROR_IN_PROGRESS); |
| ok(max_early_data_size != 0); |
| ok(memcmp(client_secrets[1][1], zeroes_of_max_digest_size, PTLS_MAX_DIGEST_SIZE) != 0); |
| ret = feed_messages(server, &sbuf, soffs, cbuf.base, coffs, &server_hs_prop); /* CH -> HRR */ |
| ok(ret == PTLS_ERROR_IN_PROGRESS); |
| ok(sbuf.off != 0); |
| ok(!ptls_handshake_is_complete(server)); |
| ret = feed_messages(client, &cbuf, coffs, sbuf.base, soffs, &client_hs_prop); /* HRR -> CH */ |
| ok(ret == PTLS_ERROR_IN_PROGRESS); |
| ok(cbuf.off != 0); |
| ok(!ptls_handshake_is_complete(client)); |
| ok(client_hs_prop.client.early_data_acceptance == PTLS_EARLY_DATA_REJECTED); |
| ret = feed_messages(server, &sbuf, soffs, cbuf.base, coffs, &server_hs_prop); /* CH -> SH..SF */ |
| ok(ret == 0); |
| ok(!ptls_handshake_is_complete(server)); |
| ok(memcmp(server_secrets[0][1], zeroes_of_max_digest_size, PTLS_MAX_DIGEST_SIZE) == 0); |
| ok(sbuf.off != 0); |
| ret = feed_messages(client, &cbuf, coffs, sbuf.base, soffs, &client_hs_prop); /* SH..SF -> CF */ |
| ok(ret == 0); |
| ok(ptls_handshake_is_complete(client)); |
| ok(cbuf.off != 0); |
| ret = feed_messages(server, &sbuf, soffs, cbuf.base, coffs, &server_hs_prop); /* CF -> */ |
| ok(ret == 0); |
| ok(ptls_handshake_is_complete(server)); |
| |
| ptls_free(client); |
| ptls_free(server); |
| |
| cbuf.off = 0; |
| sbuf.off = 0; |
| |
| /* shamelessly reuse this subtest for testing ordinary TLS 0-RTT with HRR rejection */ |
| ctx->update_traffic_key = NULL; |
| ctx->omit_end_of_early_data = 0; |
| ctx_peer->update_traffic_key = NULL; |
| ctx_peer->omit_end_of_early_data = 0; |
| client_hs_prop = (ptls_handshake_properties_t){{{{NULL}, saved_ticket, &max_early_data_size}}}; |
| server_hs_prop = (ptls_handshake_properties_t){{{{NULL}}}}; |
| server_hs_prop.server.enforce_retry = 1; |
| client = ptls_new(ctx, 0); |
| server = ptls_new(ctx_peer, 1); |
| ret = ptls_handshake(client, &cbuf, NULL, NULL, &client_hs_prop); /* -> CH */ |
| ok(ret == PTLS_ERROR_IN_PROGRESS); |
| ok(client_hs_prop.client.max_early_data_size != 0); |
| ok(client_hs_prop.client.early_data_acceptance == PTLS_EARLY_DATA_ACCEPTANCE_UNKNOWN); |
| ok(cbuf.off != 0); |
| ret = ptls_send(client, &cbuf, "hello world", 11); /* send 0-RTT data that'll be rejected */ |
| ok(ret == 0); |
| size_t inlen = cbuf.off; |
| ret = ptls_handshake(server, &sbuf, cbuf.base, &inlen, &server_hs_prop); /* CH -> HRR */ |
| ok(ret == PTLS_ERROR_IN_PROGRESS); |
| ok(cbuf.off == inlen); |
| cbuf.off = 0; |
| ok(sbuf.off != 0); |
| inlen = sbuf.off; |
| ret = ptls_handshake(client, &cbuf, sbuf.base, &inlen, &client_hs_prop); /* HRR -> CH */ |
| ok(ret == PTLS_ERROR_IN_PROGRESS); |
| ok(client_hs_prop.client.early_data_acceptance == PTLS_EARLY_DATA_REJECTED); |
| ok(sbuf.off == inlen); |
| sbuf.off = 0; |
| ok(cbuf.off != 0); |
| inlen = cbuf.off; |
| ret = ptls_handshake(server, &sbuf, cbuf.base, &inlen, &server_hs_prop); /* CH -> SH..SF,NST */ |
| ok(ret == 0); |
| ok(!ptls_handshake_is_complete(server)); |
| ok(cbuf.off == inlen); |
| cbuf.off = 0; |
| ok(sbuf.off != 0); |
| inlen = sbuf.off; |
| ret = ptls_handshake(client, &cbuf, sbuf.base, &inlen, &client_hs_prop); /* SH..SF -> CF */ |
| ok(ret == 0); |
| ok(ptls_handshake_is_complete(client)); |
| ok(inlen < sbuf.off); /* ignore NST */ |
| sbuf.off = 0; |
| inlen = cbuf.off; |
| ret = ptls_handshake(server, &sbuf, cbuf.base, &inlen, &server_hs_prop); /* CF -> */ |
| ok(ret == 0); |
| ok(ptls_handshake_is_complete(server)); |
| ok(sbuf.off == 0); |
| |
| ptls_free(client); |
| ptls_free(server); |
| |
| ptls_buffer_dispose(&cbuf); |
| ptls_buffer_dispose(&sbuf); |
| |
| ctx->update_traffic_key = NULL; |
| ctx->omit_end_of_early_data = 0; |
| ctx->save_ticket = NULL; |
| ctx_peer->update_traffic_key = NULL; |
| ctx_peer->omit_end_of_early_data = 0; |
| ctx_peer->encrypt_ticket = NULL; |
| ctx_peer->save_ticket = NULL; |
| ctx_peer->ticket_lifetime = 0; |
| ctx_peer->max_early_data_size = 0; |
| } |
| |
| static void test_all_handshakes(void) |
| { |
| ptls_sign_certificate_t server_sc = {sign_certificate}; |
| sc_orig = ctx_peer->sign_certificate; |
| ctx_peer->sign_certificate = &server_sc; |
| |
| ptls_sign_certificate_t client_sc = {second_sign_certificate}; |
| if (ctx_peer != ctx) { |
| second_sc_orig = ctx->sign_certificate; |
| ctx->sign_certificate = &client_sc; |
| } |
| |
| subtest("full-handshake", test_full_handshake); |
| subtest("full-handshake-with-client-authentication", test_full_handshake_with_client_authentication); |
| subtest("hrr-handshake", test_hrr_handshake); |
| subtest("hrr-stateless-handshake", test_hrr_stateless_handshake); |
| subtest("resumption", test_resumption); |
| subtest("resumption-different-preferred-key-share", test_resumption_different_preferred_key_share); |
| subtest("resumption-with-client-authentication", test_resumption_with_client_authentication); |
| |
| subtest("enforce-retry-stateful", test_enforce_retry_stateful); |
| subtest("enforce-retry-stateless", test_enforce_retry_stateless); |
| |
| subtest("stateless-hrr-aad-change", test_stateless_hrr_aad_change); |
| |
| subtest("key-update", test_key_update); |
| |
| subtest("handshake-api", test_handshake_api); |
| |
| ctx_peer->sign_certificate = sc_orig; |
| |
| if (ctx_peer != ctx) |
| ctx->sign_certificate = second_sc_orig; |
| } |
| |
| static void test_quicint(void) |
| { |
| #define CHECK_PATTERN(output, ...) \ |
| do { \ |
| const uint8_t pat[] = {__VA_ARGS__}, *p = pat; \ |
| ok(output == ptls_decode_quicint(&p, pat + sizeof(pat))); \ |
| ok(p == pat + sizeof(pat)); \ |
| } while (0) |
| CHECK_PATTERN(0, 0); |
| CHECK_PATTERN(0, 0x40, 0); |
| CHECK_PATTERN(0, 0x80, 0, 0, 0); |
| CHECK_PATTERN(0, 0xc0, 0, 0, 0, 0, 0, 0, 0); |
| CHECK_PATTERN(9, 9); |
| CHECK_PATTERN(9, 0x40, 9); |
| CHECK_PATTERN(9, 0x80, 0, 0, 9); |
| CHECK_PATTERN(9, 0xc0, 0, 0, 0, 0, 0, 0, 9); |
| CHECK_PATTERN(0x1234, 0x52, 0x34); |
| CHECK_PATTERN(0x1234, 0x80, 0, 0x12, 0x34); |
| CHECK_PATTERN(0x1234, 0xc0, 0, 0, 0, 0, 0, 0x12, 0x34); |
| CHECK_PATTERN(0x12345678, 0x92, 0x34, 0x56, 0x78); |
| CHECK_PATTERN(0x12345678, 0xc0, 0, 0, 0, 0x12, 0x34, 0x56, 0x78); |
| CHECK_PATTERN(0x123456789abcdef, 0xc1, 0x23, 0x45, 0x67, 0x89, 0xab, 0xcd, 0xef); |
| #undef CHECK_PATTERN |
| |
| static uint64_t inputs[] = {0, 1, 63, 64, 16383, 16384, 1073741823, 1073741824, UINT64_MAX}; |
| size_t i; |
| |
| for (i = 0; inputs[i] != UINT64_MAX; ++i) { |
| uint8_t buf[PTLS_ENCODE_QUICINT_CAPACITY + 1]; |
| memset(buf, 123, sizeof(buf)); |
| uint8_t *enc_end = ptls_encode_quicint(buf, inputs[i]); |
| assert(enc_end - buf <= PTLS_ENCODE_QUICINT_CAPACITY); |
| const uint8_t *src = buf; |
| uint64_t decoded = ptls_decode_quicint(&src, buf + sizeof(buf)); |
| ok(inputs[i] == decoded); |
| ok(src == enc_end); |
| ok(*src == 123); |
| } |
| } |
| |
| static void test_quicblock(void) |
| { |
| ptls_buffer_t buf; |
| const uint8_t *src, *end; |
| int ret; |
| |
| ptls_buffer_init(&buf, "", 0); |
| |
| ptls_buffer_push_block(&buf, -1, { ptls_buffer_pushv(&buf, "abc", 3); }); |
| src = buf.base; |
| end = buf.base + buf.off; |
| ptls_decode_block(src, end, -1, { |
| ok(end - src == 3); |
| ok(memcmp(src, "abc", 3) == 0); |
| src += 3; |
| }); |
| |
| buf.off = 0; |
| ptls_buffer_push_block(&buf, -1, { |
| if ((ret = ptls_buffer_reserve(&buf, 123)) != 0) |
| goto Exit; |
| memset(buf.base + buf.off, 0x55, 123); |
| buf.off += 123; |
| }); |
| src = buf.base; |
| end = buf.base + buf.off; |
| ptls_decode_block(src, end, -1, { |
| ok(end - src == 123); |
| size_t i; |
| for (i = 0; i != 123; ++i) |
| ok(*src++ == 0x55); |
| }); |
| |
| Exit: |
| if (ret != 0) |
| ok(!"fail"); |
| ptls_buffer_dispose(&buf); |
| } |
| |
| static void test_quic(void) |
| { |
| subtest("varint", test_quicint); |
| subtest("block", test_quicblock); |
| } |
| |
| static int test_legacy_ch_callback_called = 0; |
| |
| static const uint8_t legacy_ch_tls12[] = { |
| 0x16, 0x03, 0x01, 0x00, 0xd2, 0x01, 0x00, 0x00, 0xce, 0x03, 0x03, 0xd1, 0x01, 0x0e, 0x39, 0xea, 0x22, 0x28, 0x89, 0x99, |
| 0x42, 0xec, 0x70, 0xfa, 0xb3, 0x47, 0x01, 0xce, 0x61, 0x8d, 0xee, 0x0e, 0x3e, 0xf7, 0xe9, 0x4f, 0x0a, 0x8e, 0x94, 0x28, |
| 0xe5, 0xe3, 0xd3, 0x00, 0x00, 0x5c, 0xc0, 0x30, 0xc0, 0x2c, 0xc0, 0x28, 0xc0, 0x24, 0xc0, 0x14, 0xc0, 0x0a, 0x00, 0x9f, |
| 0x00, 0x6b, 0x00, 0x39, 0xcc, 0xa9, 0xcc, 0xa8, 0xcc, 0xaa, 0xff, 0x85, 0x00, 0xc4, 0x00, 0x88, 0x00, 0x81, 0x00, 0x9d, |
| 0x00, 0x3d, 0x00, 0x35, 0x00, 0xc0, 0x00, 0x84, 0xc0, 0x2f, 0xc0, 0x2b, 0xc0, 0x27, 0xc0, 0x23, 0xc0, 0x13, 0xc0, 0x09, |
| 0x00, 0x9e, 0x00, 0x67, 0x00, 0x33, 0x00, 0xbe, 0x00, 0x45, 0x00, 0x9c, 0x00, 0x3c, 0x00, 0x2f, 0x00, 0xba, 0x00, 0x41, |
| 0xc0, 0x11, 0xc0, 0x07, 0x00, 0x05, 0x00, 0x04, 0xc0, 0x12, 0xc0, 0x08, 0x00, 0x16, 0x00, 0x0a, 0x00, 0xff, 0x01, 0x00, |
| 0x00, 0x49, 0x00, 0x00, 0x00, 0x0f, 0x00, 0x0d, 0x00, 0x00, 0x0a, 0x69, 0x5f, 0x6e, 0x65, 0x65, 0x64, 0x5f, 0x73, 0x6e, |
| 0x69, 0x00, 0x0b, 0x00, 0x02, 0x01, 0x00, 0x00, 0x0a, 0x00, 0x08, 0x00, 0x06, 0x00, 0x1d, 0x00, 0x17, 0x00, 0x18, 0x00, |
| 0x23, 0x00, 0x00, 0x00, 0x0d, 0x00, 0x1c, 0x00, 0x1a, 0x06, 0x01, 0x06, 0x03, 0xef, 0xef, 0x05, 0x01, 0x05, 0x03, 0x04, |
| 0x01, 0x04, 0x03, 0xee, 0xee, 0xed, 0xed, 0x03, 0x01, 0x03, 0x03, 0x02, 0x01, 0x02, 0x03}; |
| |
| static int test_legacy_ch_tls12_callback(ptls_on_client_hello_t *self, ptls_t *tls, ptls_on_client_hello_parameters_t *params) |
| { |
| test_legacy_ch_callback_called = 1; |
| ok(params->incompatible_version); |
| ok(sizeof(legacy_ch_tls12) - 5 == params->raw_message.len); |
| ok(memcmp(legacy_ch_tls12 + 5, params->raw_message.base, params->raw_message.len) == 0); |
| ok(params->server_name.len == sizeof("i-need_sni") - 1); |
| ok(memcmp(params->server_name.base, "i_need_sni", sizeof("i-need_sni") - 1) == 0); |
| return 0; |
| } |
| |
| static const uint8_t legacy_ch_tls11[] = { |
| 0x16, 0x03, 0x01, 0x00, 0x71, 0x01, 0x00, 0x00, 0x6d, 0x03, 0x02, 0xa5, 0xac, 0xfc, 0xef, 0x36, 0xa0, 0x4e, 0x1b, 0xa1, |
| 0x9d, 0x01, 0x98, 0x3e, 0xae, 0x07, 0x2e, 0x23, 0xdc, 0xce, 0x62, 0xc8, 0xb6, 0x7e, 0xd0, 0x5c, 0x2e, 0xeb, 0x63, 0x26, |
| 0x74, 0xe7, 0x61, 0x00, 0x00, 0x2e, 0xc0, 0x14, 0xc0, 0x0a, 0x00, 0x39, 0xff, 0x85, 0x00, 0x88, 0x00, 0x81, 0x00, 0x35, |
| 0x00, 0x84, 0xc0, 0x13, 0xc0, 0x09, 0x00, 0x33, 0x00, 0x45, 0x00, 0x2f, 0x00, 0x41, 0xc0, 0x11, 0xc0, 0x07, 0x00, 0x05, |
| 0x00, 0x04, 0xc0, 0x12, 0xc0, 0x08, 0x00, 0x16, 0x00, 0x0a, 0x00, 0xff, 0x01, 0x00, 0x00, 0x16, 0x00, 0x0b, 0x00, 0x02, |
| 0x01, 0x00, 0x00, 0x0a, 0x00, 0x08, 0x00, 0x06, 0x00, 0x1d, 0x00, 0x17, 0x00, 0x18, 0x00, 0x23, 0x00, 0x00}; |
| |
| static int test_legacy_ch_tls11_callback(ptls_on_client_hello_t *self, ptls_t *tls, ptls_on_client_hello_parameters_t *params) |
| { |
| test_legacy_ch_callback_called = 1; |
| ok(params->incompatible_version); |
| ok(sizeof(legacy_ch_tls11) - 5 == params->raw_message.len); |
| ok(memcmp(legacy_ch_tls11 + 5, params->raw_message.base, params->raw_message.len) == 0); |
| ok(params->server_name.len == 0); |
| ok(params->server_name.base == NULL); |
| return 0; |
| } |
| |
| static void test_tls12_hello(void) |
| { |
| ptls_on_client_hello_t on_client_hello = {test_legacy_ch_tls12_callback}, *orig = ctx->on_client_hello; |
| ctx->on_client_hello = &on_client_hello; |
| |
| ptls_buffer_t sendbuf; |
| ptls_buffer_init(&sendbuf, "", 0); |
| |
| test_legacy_ch_callback_called = 0; |
| ptls_t *tls = ptls_new(ctx, 1); |
| size_t len = sizeof(legacy_ch_tls12); |
| int ret = ptls_handshake(tls, &sendbuf, legacy_ch_tls12, &len, NULL); |
| ptls_free(tls); |
| ok(ret == PTLS_ALERT_PROTOCOL_VERSION); |
| ok(test_legacy_ch_callback_called); |
| |
| on_client_hello.cb = test_legacy_ch_tls11_callback; |
| test_legacy_ch_callback_called = 0; |
| tls = ptls_new(ctx, 1); |
| len = sizeof(legacy_ch_tls11); |
| ret = ptls_handshake(tls, &sendbuf, legacy_ch_tls11, &len, NULL); |
| ptls_free(tls); |
| ok(ret == PTLS_ALERT_PROTOCOL_VERSION); |
| |
| ctx->on_client_hello = orig; |
| } |
| |
| static void test_escape_json_unsafe_string(void) |
| { |
| #define STRLIT(s) s, sizeof(s) - 1 |
| char buf[100]; |
| size_t escaped_len; |
| |
| escaped_len = ptls_jsonescape(buf, STRLIT("\" \\ / \b \f \n \r \t foo bar")) - buf; |
| ok(escaped_len == strlen(buf)); |
| ok(strcmp(buf, "\\\" \\\\ \\/ \\b \\f \\n \\r \\t foo bar") == 0); |
| |
| escaped_len = ptls_jsonescape(buf, STRLIT("こんにちは、🌏！")) - buf; |
| ok(strcmp(buf, "こんにちは、🌏！") == 0); |
| |
| escaped_len = ptls_jsonescape(buf, STRLIT("\x00 \x1f \x7f")) - buf; |
| ok(strcmp(buf, "\\u0000 \\u001f \\u007f") == 0); |
| #undef STRLIT |
| } |
| |
| void test_picotls(void) |
| { |
| subtest("is_ipaddr", test_is_ipaddr); |
| subtest("select_cypher", test_select_cipher); |
| subtest("sha256", test_sha256); |
| subtest("sha384", test_sha384); |
| subtest("hmac-sha256", test_hmac_sha256); |
| subtest("hkdf", test_hkdf); |
| subtest("aes128gcm", test_aes128gcm); |
| subtest("aes256gcm", test_aes256gcm); |
| subtest("chacha20poly1305", test_chacha20poly1305); |
| subtest("aes128ecb", test_aes128ecb); |
| subtest("aes256ecb", test_aes256ecb); |
| subtest("aes128ctr", test_aes128ctr); |
| subtest("chacha20", test_chacha20); |
| subtest("ffx", test_ffx); |
| subtest("base64-decode", test_base64_decode); |
| subtest("fragmented-message", test_fragmented_message); |
| subtest("handshake", test_all_handshakes); |
| subtest("quic", test_quic); |
| subtest("tls12-hello", test_tls12_hello); |
| subtest("ptls_escape_json_unsafe_string", test_escape_json_unsafe_string); |
| } |
| |
| void test_picotls_esni(ptls_key_exchange_context_t **keys) |
| { |
| ptls_esni_context_t esni, *esni_list[] = {&esni, NULL}; |
| ptls_esni_init_context(ctx_peer, &esni, ptls_iovec_init(ESNIKEYS, sizeof(ESNIKEYS) - 1), keys); |
| ctx_peer->esni = esni_list; |
| |
| subtest("esni-handshake", test_picotls); |
| |
| ctx_peer->esni = NULL; |
| } |
| |
| void test_key_exchange(ptls_key_exchange_algorithm_t *client, ptls_key_exchange_algorithm_t *server) |
| { |
| ptls_key_exchange_context_t *ctx; |
| ptls_iovec_t client_secret, server_pubkey, server_secret; |
| int ret; |
| |
| /* fail */ |
| ret = server->exchange(server, &server_pubkey, &server_secret, (ptls_iovec_t){NULL}); |
| ok(ret != 0); |
| |
| /* perform ecdh */ |
| ret = client->create(client, &ctx); |
| ok(ret == 0); |
| ret = server->exchange(server, &server_pubkey, &server_secret, ctx->pubkey); |
| ok(ret == 0); |
| ret = ctx->on_exchange(&ctx, 1, &client_secret, server_pubkey); |
| ok(ret == 0); |
| ok(client_secret.len == server_secret.len); |
| ok(memcmp(client_secret.base, server_secret.base, client_secret.len) == 0); |
| |
| free(client_secret.base); |
| free(server_pubkey.base); |
| free(server_secret.base); |
| |
| /* client abort */ |
| ret = client->create(client, &ctx); |
| ok(ret == 0); |
| ret = ctx->on_exchange(&ctx, 1, NULL, ptls_iovec_init(NULL, 0)); |
| ok(ret == 0); |
| ok(ctx == NULL); |
| } |
