#endif
#ifndef OPENSSL_NO_TLS1_2
-static int full_early_callback(SSL *s, int *al, void *arg)
+static int full_client_hello_callback(SSL *s, int *al, void *arg)
{
int *ctr = arg;
const unsigned char *p;
if ((*ctr)++ == 0)
return -1;
- len = SSL_early_get0_ciphers(s, &p);
+ len = SSL_client_hello_get0_ciphers(s, &p);
if (!TEST_mem_eq(p, len, expected_ciphers, sizeof(expected_ciphers))
- || !TEST_size_t_eq(SSL_early_get0_compression_methods(s, &p), 1)
+ || !TEST_size_t_eq(
+ SSL_client_hello_get0_compression_methods(s, &p), 1)
|| !TEST_int_eq(*p, 0))
return 0;
- if (!SSL_early_get1_extensions_present(s, &exts, &len))
+ if (!SSL_client_hello_get1_extensions_present(s, &exts, &len))
return 0;
if (len != OSSL_NELEM(expected_extensions) ||
memcmp(exts, expected_extensions, len * sizeof(*exts)) != 0) {
- printf("Early callback expected ClientHello extensions mismatch\n");
+ printf("ClientHello callback expected extensions mismatch\n");
OPENSSL_free(exts);
return 0;
}
return 1;
}
-static int test_early_cb(void)
+static int test_client_hello_cb(void)
{
SSL_CTX *cctx = NULL, *sctx = NULL;
SSL *clientssl = NULL, *serverssl = NULL;
TLS_client_method(), &sctx,
&cctx, cert, privkey)))
goto end;
- SSL_CTX_set_early_cb(sctx, full_early_callback, &testctr);
+ SSL_CTX_set_client_hello_cb(sctx, full_client_hello_callback, &testctr);
/* The gimpy cipher list we configure can't do TLS 1.3. */
SSL_CTX_set_max_proto_version(cctx, TLS1_2_VERSION);
|| !TEST_true(create_ssl_objects(sctx, cctx, &serverssl,
&clientssl, NULL, NULL))
|| !TEST_false(create_ssl_connection(serverssl, clientssl,
- SSL_ERROR_WANT_EARLY))
+ SSL_ERROR_WANT_CLIENT_HELLO_CB))
/*
* Passing a -1 literal is a hack since
* the real value was lost.
* */
- || !TEST_int_eq(SSL_get_error(serverssl, -1), SSL_ERROR_WANT_EARLY)
+ || !TEST_int_eq(SSL_get_error(serverssl, -1),
+ SSL_ERROR_WANT_CLIENT_HELLO_CB)
|| !TEST_true(create_ssl_connection(serverssl, clientssl,
SSL_ERROR_NONE)))
goto end;
return testresult;
}
-static SSL_SESSION *psk = NULL;
+#ifndef OPENSSL_NO_TLS1_3
+
+static SSL_SESSION *clientpsk = NULL;
+static SSL_SESSION *serverpsk = NULL;
static const char *pskid = "Identity";
static const char *srvid;
return 0;
}
- if (psk != NULL)
- SSL_SESSION_up_ref(psk);
+ if (clientpsk != NULL)
+ SSL_SESSION_up_ref(clientpsk);
- *sess = psk;
+ *sess = clientpsk;
*id = (const unsigned char *)pskid;
*idlen = strlen(pskid);
if (find_session_cb_cnt > 2)
return 0;
- if (psk == NULL)
+ if (serverpsk == NULL)
return 0;
/* Identity should match that set by the client */
return 1;
}
- SSL_SESSION_up_ref(psk);
- *sess = psk;
+ SSL_SESSION_up_ref(serverpsk);
+ *sess = serverpsk;
return 1;
}
-#ifndef OPENSSL_NO_TLS1_3
-
#define MSG1 "Hello"
#define MSG2 "World."
#define MSG3 "This"
};
cipher = SSL_CIPHER_find(*clientssl, TLS13_AES_256_GCM_SHA384_BYTES);
- psk = SSL_SESSION_new();
- if (!TEST_ptr(psk)
+ clientpsk = SSL_SESSION_new();
+ if (!TEST_ptr(clientpsk)
|| !TEST_ptr(cipher)
- || !TEST_true(SSL_SESSION_set1_master_key(psk, key,
+ || !TEST_true(SSL_SESSION_set1_master_key(clientpsk, key,
sizeof(key)))
- || !TEST_true(SSL_SESSION_set_cipher(psk, cipher))
+ || !TEST_true(SSL_SESSION_set_cipher(clientpsk, cipher))
|| !TEST_true(
- SSL_SESSION_set_protocol_version(psk,
+ SSL_SESSION_set_protocol_version(clientpsk,
TLS1_3_VERSION))
/*
* We just choose an arbitrary value for max_early_data which
* should be big enough for testing purposes.
*/
- || !TEST_true(SSL_SESSION_set_max_early_data(psk, 0x100))) {
- SSL_SESSION_free(psk);
- psk = NULL;
+ || !TEST_true(SSL_SESSION_set_max_early_data(clientpsk,
+ 0x100))
+ || !TEST_true(SSL_SESSION_up_ref(clientpsk))) {
+ SSL_SESSION_free(clientpsk);
+ clientpsk = NULL;
return 0;
}
+ serverpsk = clientpsk;
if (sess != NULL)
- *sess = psk;
+ *sess = clientpsk;
return 1;
}
testresult = 1;
end:
- SSL_SESSION_free(sess);
- psk = NULL;
+ if (sess != clientpsk)
+ SSL_SESSION_free(sess);
+ SSL_SESSION_free(clientpsk);
+ SSL_SESSION_free(serverpsk);
+ clientpsk = serverpsk = NULL;
SSL_free(serverssl);
SSL_free(clientssl);
SSL_CTX_free(sctx);
testresult = 1;
end:
- if (sess != psk)
- SSL_SESSION_free(psk);
- psk = NULL;
+ if (sess != clientpsk)
+ SSL_SESSION_free(clientpsk);
+ SSL_SESSION_free(serverpsk);
+ clientpsk = serverpsk = NULL;
SSL_SESSION_free(sess);
SSL_free(serverssl);
SSL_free(clientssl);
testresult = 1;
end:
+ /* If using PSK then clientpsk and sess are the same */
SSL_SESSION_free(sess);
- psk = NULL;
+ SSL_SESSION_free(serverpsk);
+ clientpsk = serverpsk = NULL;
+ SSL_free(serverssl);
+ SSL_free(clientssl);
+ SSL_CTX_free(sctx);
+ SSL_CTX_free(cctx);
+ return testresult;
+}
+
+static const char *servhostname;
+
+static int hostname_cb(SSL *s, int *al, void *arg)
+{
+ const char *hostname = SSL_get_servername(s, TLSEXT_NAMETYPE_host_name);
+
+ if (hostname != NULL && strcmp(hostname, servhostname) == 0)
+ return SSL_TLSEXT_ERR_OK;
+
+ return SSL_TLSEXT_ERR_NOACK;
+}
+
+static const char *servalpn;
+
+static int alpn_select_cb (SSL *ssl, const unsigned char **out, unsigned char *outlen,
+ const unsigned char *in, unsigned int inlen, void *arg)
+{
+ unsigned int i, protlen = 0;
+ const unsigned char *prot;
+
+ for (i = 0, prot = in; i < inlen; i += protlen, prot += protlen) {
+ protlen = *(prot++);
+ if (inlen - i < protlen)
+ return SSL_TLSEXT_ERR_NOACK;
+
+ if (protlen == strlen(servalpn)
+ && memcmp(prot, "goodalpn", protlen) == 0) {
+ *out = prot;
+ *outlen = protlen;
+ return SSL_TLSEXT_ERR_OK;
+ }
+ }
+
+ return SSL_TLSEXT_ERR_NOACK;
+}
+
+/* Test that a PSK can be used to send early_data */
+static int test_early_data_psk(int idx)
+{
+ SSL_CTX *cctx = NULL, *sctx = NULL;
+ SSL *clientssl = NULL, *serverssl = NULL;
+ int testresult = 0;
+ SSL_SESSION *sess = NULL;
+ unsigned char alpnlist[] = {
+ 0x08, 'g', 'o', 'o', 'd', 'a', 'l', 'p', 'n', 0x07, 'b', 'a', 'd', 'a',
+ 'l', 'p', 'n'
+ };
+#define GOODALPNLEN 9
+#define BADALPNLEN 8
+#define GOODALPN (alpnlist)
+#define BADALPN (alpnlist + GOODALPNLEN)
+ int err = 0;
+ unsigned char buf[20];
+ size_t readbytes, written;
+ int readearlyres = SSL_READ_EARLY_DATA_SUCCESS, connectres = 1;
+ int edstatus = SSL_EARLY_DATA_ACCEPTED;
+
+ /* We always set this up with a final parameter of "2" for PSK */
+ if (!TEST_true(setupearly_data_test(&cctx, &sctx, &clientssl,
+ &serverssl, &sess, 2)))
+ goto end;
+
+ servhostname = "goodhost";
+ servalpn = "goodalpn";
+
+ /*
+ * Note: There is no test for inconsistent SNI with late client detection.
+ * This is because servers do not acknowledge SNI even if they are using
+ * it in a resumption handshake - so it is not actually possible for a
+ * client to detect a problem.
+ */
+ switch (idx) {
+ case 0:
+ /* Set inconsistent SNI (early client detection) */
+ err = SSL_R_INCONSISTENT_EARLY_DATA_SNI;
+ if (!TEST_true(SSL_SESSION_set1_hostname(sess, "goodhost"))
+ || !TEST_true(SSL_set_tlsext_host_name(clientssl, "badhost")))
+ goto end;
+ break;
+
+ case 1:
+ /* Set inconsistent ALPN (early client detection) */
+ err = SSL_R_INCONSISTENT_EARLY_DATA_ALPN;
+ /* SSL_set_alpn_protos returns 0 for success and 1 for failure */
+ if (!TEST_true(SSL_SESSION_set1_alpn_selected(sess, GOODALPN,
+ GOODALPNLEN))
+ || !TEST_false(SSL_set_alpn_protos(clientssl, BADALPN,
+ BADALPNLEN)))
+ goto end;
+ break;
+
+ case 2:
+ /*
+ * Set invalid protocol version. Technically this affects PSKs without
+ * early_data too, but we test it here because it is similar to the
+ * SNI/ALPN consistency tests.
+ */
+ err = SSL_R_BAD_PSK;
+ if (!TEST_true(SSL_SESSION_set_protocol_version(sess, TLS1_2_VERSION)))
+ goto end;
+ break;
+
+ case 3:
+ /*
+ * Set inconsistent SNI (server detected). In this case the connection
+ * will succeed but reject early_data.
+ */
+ servhostname = "badhost";
+ edstatus = SSL_EARLY_DATA_REJECTED;
+ readearlyres = SSL_READ_EARLY_DATA_FINISH;
+ /* Fall through */
+ case 4:
+ /* Set consistent SNI */
+ if (!TEST_true(SSL_SESSION_set1_hostname(sess, "goodhost"))
+ || !TEST_true(SSL_set_tlsext_host_name(clientssl, "goodhost"))
+ || !TEST_true(SSL_CTX_set_tlsext_servername_callback(sctx,
+ hostname_cb)))
+ goto end;
+ break;
+
+ case 5:
+ /*
+ * Set inconsistent ALPN (server detected). In this case the connection
+ * will succeed but reject early_data.
+ */
+ servalpn = "badalpn";
+ edstatus = SSL_EARLY_DATA_REJECTED;
+ readearlyres = SSL_READ_EARLY_DATA_FINISH;
+ /* Fall through */
+ case 6:
+ /*
+ * Set consistent ALPN.
+ * SSL_set_alpn_protos returns 0 for success and 1 for failure. It
+ * accepts a list of protos (each one length prefixed).
+ * SSL_set1_alpn_selected accepts a single protocol (not length
+ * prefixed)
+ */
+ if (!TEST_true(SSL_SESSION_set1_alpn_selected(sess, GOODALPN + 1,
+ GOODALPNLEN - 1))
+ || !TEST_false(SSL_set_alpn_protos(clientssl, GOODALPN,
+ GOODALPNLEN)))
+ goto end;
+
+ SSL_CTX_set_alpn_select_cb(sctx, alpn_select_cb, NULL);
+ break;
+
+ case 7:
+ /* Set inconsistent ALPN (late client detection) */
+ SSL_SESSION_free(serverpsk);
+ serverpsk = SSL_SESSION_dup(clientpsk);
+ if (!TEST_ptr(serverpsk)
+ || !TEST_true(SSL_SESSION_set1_alpn_selected(clientpsk,
+ BADALPN + 1,
+ BADALPNLEN - 1))
+ || !TEST_true(SSL_SESSION_set1_alpn_selected(serverpsk,
+ GOODALPN + 1,
+ GOODALPNLEN - 1))
+ || !TEST_false(SSL_set_alpn_protos(clientssl, alpnlist,
+ sizeof(alpnlist))))
+ goto end;
+ SSL_CTX_set_alpn_select_cb(sctx, alpn_select_cb, NULL);
+ edstatus = SSL_EARLY_DATA_ACCEPTED;
+ readearlyres = SSL_READ_EARLY_DATA_SUCCESS;
+ /* SSL_connect() call should fail */
+ connectres = -1;
+ break;
+
+ default:
+ TEST_error("Bad test index");
+ goto end;
+ }
+
+ SSL_set_connect_state(clientssl);
+ if (err != 0) {
+ if (!TEST_false(SSL_write_early_data(clientssl, MSG1, strlen(MSG1),
+ &written))
+ || !TEST_int_eq(SSL_get_error(clientssl, 0), SSL_ERROR_SSL)
+ || !TEST_int_eq(ERR_GET_REASON(ERR_get_error()), err))
+ goto end;
+ } else {
+ if (!TEST_true(SSL_write_early_data(clientssl, MSG1, strlen(MSG1),
+ &written)))
+ goto end;
+
+ if (!TEST_int_eq(SSL_read_early_data(serverssl, buf, sizeof(buf),
+ &readbytes), readearlyres)
+ || (readearlyres == SSL_READ_EARLY_DATA_SUCCESS
+ && !TEST_mem_eq(buf, readbytes, MSG1, strlen(MSG1)))
+ || !TEST_int_eq(SSL_get_early_data_status(serverssl), edstatus)
+ || !TEST_int_eq(SSL_connect(clientssl), connectres))
+ goto end;
+ }
+
+ testresult = 1;
+
+ end:
+ SSL_SESSION_free(clientpsk);
+ SSL_SESSION_free(serverpsk);
+ clientpsk = serverpsk = NULL;
SSL_free(serverssl);
SSL_free(clientssl);
SSL_CTX_free(sctx);
testresult = 1;
end:
+ /* If using PSK then clientpsk and sess are the same */
SSL_SESSION_free(sess);
- psk = NULL;
+ SSL_SESSION_free(serverpsk);
+ clientpsk = serverpsk = NULL;
SSL_free(serverssl);
SSL_free(clientssl);
SSL_CTX_free(sctx);
testresult = 1;
end:
- SSL_SESSION_free(psk);
- psk = NULL;
+ /* If using PSK then clientpsk and sess are the same */
+ SSL_SESSION_free(clientpsk);
+ SSL_SESSION_free(serverpsk);
+ clientpsk = serverpsk = NULL;
SSL_free(serverssl);
SSL_free(clientssl);
SSL_CTX_free(sctx);
/* Create the PSK */
cipher = SSL_CIPHER_find(clientssl, TLS13_AES_256_GCM_SHA384_BYTES);
- psk = SSL_SESSION_new();
- if (!TEST_ptr(psk)
+ clientpsk = SSL_SESSION_new();
+ if (!TEST_ptr(clientpsk)
|| !TEST_ptr(cipher)
- || !TEST_true(SSL_SESSION_set1_master_key(psk, key, sizeof(key)))
- || !TEST_true(SSL_SESSION_set_cipher(psk, cipher))
- || !TEST_true(SSL_SESSION_set_protocol_version(psk,
- TLS1_3_VERSION)))
+ || !TEST_true(SSL_SESSION_set1_master_key(clientpsk, key,
+ sizeof(key)))
+ || !TEST_true(SSL_SESSION_set_cipher(clientpsk, cipher))
+ || !TEST_true(SSL_SESSION_set_protocol_version(clientpsk,
+ TLS1_3_VERSION))
+ || !TEST_true(SSL_SESSION_up_ref(clientpsk)))
goto end;
+ serverpsk = clientpsk;
/* Check we can create a connection and the PSK is used */
if (!TEST_true(create_ssl_connection(serverssl, clientssl, SSL_ERROR_NONE))
testresult = 1;
end:
- SSL_SESSION_free(psk);
+ SSL_SESSION_free(clientpsk);
+ SSL_SESSION_free(serverpsk);
+ clientpsk = serverpsk = NULL;
SSL_free(serverssl);
SSL_free(clientssl);
SSL_CTX_free(sctx);
ADD_TEST(test_keylog_no_master_key);
#endif
#ifndef OPENSSL_NO_TLS1_2
- ADD_TEST(test_early_cb);
+ ADD_TEST(test_client_hello_cb);
#endif
#ifndef OPENSSL_NO_TLS1_3
ADD_ALL_TESTS(test_early_data_read_write, 3);
ADD_ALL_TESTS(test_early_data_skip, 3);
ADD_ALL_TESTS(test_early_data_skip_hrr, 3);
ADD_ALL_TESTS(test_early_data_not_sent, 3);
+ ADD_ALL_TESTS(test_early_data_psk, 8);
ADD_ALL_TESTS(test_early_data_not_expected, 3);
# ifndef OPENSSL_NO_TLS1_2
ADD_ALL_TESTS(test_early_data_tls1_2, 3);