2 * Copyright 2016-2022 The OpenSSL Project Authors. All Rights Reserved.
4 * Licensed under the Apache License 2.0 (the "License"). You may not use
5 * this file except in compliance with the License. You can obtain a copy
6 * in the file LICENSE in the source distribution or at
7 * https://www.openssl.org/source/license.html
11 * We need access to the deprecated low level HMAC APIs for legacy purposes
12 * when the deprecated calls are not hidden
14 #ifndef OPENSSL_NO_DEPRECATED_3_0
15 # define OPENSSL_SUPPRESS_DEPRECATED
18 #include <openssl/ssl.h>
19 #include "internal/nelem.h"
20 #include "helpers/ssltestlib.h"
22 #include "../ssl/ssl_local.h"
24 #undef OSSL_NO_USABLE_TLS1_3
25 #if defined(OPENSSL_NO_TLS1_3) \
26 || (defined(OPENSSL_NO_EC) && defined(OPENSSL_NO_DH))
28 * If we don't have ec or dh then there are no built-in groups that are usable
31 # define OSSL_NO_USABLE_TLS1_3
34 #if !defined(OSSL_NO_USEABLE_TLS1_3)
36 static char *certsdir = NULL;
37 static char *cert = NULL;
38 static char *privkey = NULL;
40 static int client_cert_cb(SSL *ssl, X509 **x509, EVP_PKEY **pkey)
47 /* Check that SSL_get0_peer_certificate() returns something sensible */
48 if (!TEST_ptr(SSL_get0_peer_certificate(ssl)))
51 in = BIO_new_file(cert, "r");
55 if (!TEST_ptr(xcert = X509_new_ex(NULL, NULL))
56 || !TEST_ptr(PEM_read_bio_X509(in, &xcert, NULL, NULL))
57 || !TEST_ptr(priv_in = BIO_new_file(privkey, "r"))
58 || !TEST_ptr(privpkey = PEM_read_bio_PrivateKey_ex(priv_in, NULL,
76 static int verify_cb(int preverify_ok, X509_STORE_CTX *x509_ctx)
82 * Test 0 = app pre-compresses certificate in SSL
83 * Test 1 = app pre-compresses certificate in SSL_CTX
84 * Test 2 = app pre-compresses certificate in SSL_CTX, client authentication
85 * Test 3 = app pre-compresses certificate in SSL_CTX, but it's unused due to prefs
87 /* Compression helper */
88 static int ssl_comp_cert(SSL *ssl, int alg)
90 unsigned char *comp_data = NULL;
95 if (!TEST_size_t_gt(comp_len = SSL_get1_compressed_cert(ssl, alg, &comp_data, &orig_len), 0))
98 if (!TEST_true(SSL_set1_compressed_cert(ssl, alg, comp_data, comp_len, orig_len)))
103 OPENSSL_free(comp_data);
107 static void cert_comp_info_cb(const SSL *s, int where, int ret)
109 int *seen = (int*)SSL_get_app_data(s);
111 if (SSL_is_server(s)) {
112 /* TLS_ST_SR_COMP_CERT */
113 if (!strcmp(SSL_state_string(s), "TRCCC") && seen != NULL)
116 /* TLS_ST_CR_COMP_CERT */
117 if (!strcmp(SSL_state_string(s), "TRSCC") && seen != NULL)
122 static int test_ssl_cert_comp(int test)
124 SSL_CTX *cctx = NULL, *sctx = NULL;
125 SSL *clientssl = NULL, *serverssl = NULL;
127 int expected_client = TLSEXT_comp_cert_none;
128 int expected_server = TLSEXT_comp_cert_none;
131 /* reverse default order */
132 int server_pref[] = { TLSEXT_comp_cert_zstd, TLSEXT_comp_cert_zlib, TLSEXT_comp_cert_brotli };
134 int client_pref[] = { TLSEXT_comp_cert_brotli, TLSEXT_comp_cert_zlib, TLSEXT_comp_cert_zstd };
136 /* one of these *must* be defined! */
137 #ifndef OPENSSL_NO_BROTLI
138 expected_server = TLSEXT_comp_cert_brotli;
139 expected_client = TLSEXT_comp_cert_brotli;
141 #ifndef OPENSSL_NO_ZLIB
142 expected_server = TLSEXT_comp_cert_zlib;
143 if (expected_client == TLSEXT_comp_cert_none)
144 expected_client = TLSEXT_comp_cert_zlib;
146 #ifndef OPENSSL_NO_ZSTD
147 expected_server = TLSEXT_comp_cert_zstd;
148 if (expected_client == TLSEXT_comp_cert_none)
149 expected_client = TLSEXT_comp_cert_zstd;
152 * If there's only one comp algorithm, pref won't do much
153 * Coverity can get confused in this case, and consider test == 3
156 if (test == 3 && expected_client == expected_server) {
157 TEST_info("Only one compression algorithm configured");
161 if (!TEST_true(create_ssl_ctx_pair(NULL, TLS_server_method(),
164 &sctx, &cctx, cert, privkey)))
167 /* coverity[deadcode] */
168 server_pref[0] = expected_server;
169 server_pref[1] = expected_client;
170 if (!TEST_true(SSL_CTX_set1_cert_comp_preference(sctx, server_pref, 2)))
172 client_pref[0] = expected_client;
173 if (!TEST_true(SSL_CTX_set1_cert_comp_preference(cctx, client_pref, 1)))
176 if (!TEST_true(SSL_CTX_set1_cert_comp_preference(sctx, server_pref, OSSL_NELEM(server_pref))))
178 if (!TEST_true(SSL_CTX_set1_cert_comp_preference(cctx, client_pref, OSSL_NELEM(client_pref))))
182 /* Use callbacks from test_client_cert_cb() */
183 SSL_CTX_set_client_cert_cb(cctx, client_cert_cb);
184 SSL_CTX_set_verify(sctx, SSL_VERIFY_PEER | SSL_VERIFY_FAIL_IF_NO_PEER_CERT, verify_cb);
187 if (test == 1 || test== 2 || test == 3) {
188 if (!TEST_true(SSL_CTX_compress_certs(sctx, expected_server)))
192 if (!TEST_true(create_ssl_objects(sctx, cctx, &serverssl, &clientssl,
196 if (!TEST_true(SSL_set_app_data(clientssl, &client_seen)))
198 if (!TEST_true(SSL_set_app_data(serverssl, &server_seen)))
200 SSL_set_info_callback(clientssl, cert_comp_info_cb);
201 SSL_set_info_callback(serverssl, cert_comp_info_cb);
204 if (!TEST_int_eq(ssl_comp_cert(serverssl, expected_server), expected_server))
208 if (!TEST_true(create_ssl_connection(serverssl, clientssl, SSL_ERROR_NONE)))
211 /* coverity[deadcode] */
212 SSL_CONNECTION *sc = SSL_CONNECTION_FROM_SSL(serverssl);
214 /* expect that the pre-compressed cert won't be used */
215 if (!TEST_int_eq(sc->cert->key->cert_comp_used, 0))
218 if (!TEST_false(*(int*)SSL_get_app_data(clientssl)))
221 SSL_CONNECTION *sc = SSL_CONNECTION_FROM_SSL(serverssl);
223 if (!TEST_int_gt(sc->cert->key->cert_comp_used, 0))
226 if (!TEST_true(*(int*)SSL_get_app_data(clientssl)))
231 /* Only for client auth */
232 if (!TEST_true(*(int*)SSL_get_app_data(serverssl)))
248 OPT_TEST_DECLARE_USAGE("certdir\n")
250 int setup_tests(void)
252 #if !defined(OSSL_NO_USEABLE_TLS1_3)
253 if (!test_skip_common_options()) {
254 TEST_error("Error parsing test options\n");
258 if (!TEST_ptr(certsdir = test_get_argument(0)))
261 cert = test_mk_file_path(certsdir, "servercert.pem");
265 privkey = test_mk_file_path(certsdir, "serverkey.pem");
269 ADD_ALL_TESTS(test_ssl_cert_comp, 4);
274 OPENSSL_free(privkey);
281 void cleanup_tests(void)
283 #if !defined(OSSL_NO_USEABLE_TLS1_3)
285 OPENSSL_free(privkey);