+ /* We should only ever be called a maximum of twice per connection */
+ if (find_session_cb_cnt > 2)
+ return 0;
+
+ if (serverpsk == NULL)
+ return 0;
+
+ /* Identity should match that set by the client */
+ if (strcmp(srvid, identity) != 0) {
+ return 0;
+ }
+
+ /* We'll reuse the PSK we set up for TLSv1.3 */
+ if (SSL_SESSION_get_master_key(serverpsk, NULL, 0) > max_psk_len)
+ return 0;
+ psklen = SSL_SESSION_get_master_key(serverpsk, psk, max_psk_len);
+
+ return psklen;
+}
+#endif /* OPENSSL_NO_PSK */
+
+#define MSG1 "Hello"
+#define MSG2 "World."
+#define MSG3 "This"
+#define MSG4 "is"
+#define MSG5 "a"
+#define MSG6 "test"
+#define MSG7 "message."
+
+#define TLS13_AES_256_GCM_SHA384_BYTES ((const unsigned char *)"\x13\x02")
+#define TLS13_AES_128_GCM_SHA256_BYTES ((const unsigned char *)"\x13\x01")
+
+/*
+ * Helper method to setup objects for early data test. Caller frees objects on
+ * error.
+ */
+static int setupearly_data_test(SSL_CTX **cctx, SSL_CTX **sctx, SSL **clientssl,
+ SSL **serverssl, SSL_SESSION **sess, int idx)
+{
+ if (!TEST_true(create_ssl_ctx_pair(TLS_server_method(),
+ TLS_client_method(), sctx,
+ cctx, cert, privkey))
+ || !TEST_true(SSL_CTX_set_max_early_data(*sctx,
+ SSL3_RT_MAX_PLAIN_LENGTH))
+ || !TEST_true(SSL_CTX_set_max_early_data(*cctx,
+ SSL3_RT_MAX_PLAIN_LENGTH)))
+ return 0;
+
+ if (idx == 1) {
+ /* When idx == 1 we repeat the tests with read_ahead set */
+ SSL_CTX_set_read_ahead(*cctx, 1);
+ SSL_CTX_set_read_ahead(*sctx, 1);
+ } else if (idx == 2) {
+ /* When idx == 2 we are doing early_data with a PSK. Set up callbacks */
+ SSL_CTX_set_psk_use_session_callback(*cctx, use_session_cb);
+ SSL_CTX_set_psk_find_session_callback(*sctx, find_session_cb);
+ use_session_cb_cnt = 0;
+ find_session_cb_cnt = 0;
+ srvid = pskid;
+ }
+
+ if (!TEST_true(create_ssl_objects(*sctx, *cctx, serverssl, clientssl,
+ NULL, NULL)))
+ return 0;
+
+ /*
+ * For one of the run throughs (doesn't matter which one), we'll try sending
+ * some SNI data in the initial ClientHello. This will be ignored (because
+ * there is no SNI cb set up by the server), so it should not impact
+ * early_data.
+ */
+ if (idx == 1
+ && !TEST_true(SSL_set_tlsext_host_name(*clientssl, "localhost")))
+ return 0;
+
+ if (idx == 2) {
+ /* Create the PSK */
+ const SSL_CIPHER *cipher = NULL;
+ const unsigned char key[] = {
+ 0x00, 0x01, 0x02, 0x03, 0x04, 0x05, 0x06, 0x07, 0x08, 0x09, 0x0a,
+ 0x0b, 0x0c, 0x0d, 0x0e, 0x0f, 0x10, 0x11, 0x12, 0x13, 0x14, 0x15,
+ 0x16, 0x17, 0x18, 0x19, 0x1a, 0x1b, 0x1c, 0x1d, 0x1e, 0x1f, 0x20,
+ 0x21, 0x22, 0x23, 0x24, 0x25, 0x26, 0x27, 0x28, 0x29, 0x2a, 0x2b,
+ 0x2c, 0x2d, 0x2e, 0x2f
+ };
+
+ cipher = SSL_CIPHER_find(*clientssl, TLS13_AES_256_GCM_SHA384_BYTES);
+ clientpsk = SSL_SESSION_new();
+ if (!TEST_ptr(clientpsk)
+ || !TEST_ptr(cipher)
+ || !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))
+ /*
+ * 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(clientpsk,
+ 0x100))
+ || !TEST_true(SSL_SESSION_up_ref(clientpsk))) {
+ SSL_SESSION_free(clientpsk);
+ clientpsk = NULL;
+ return 0;
+ }
+ serverpsk = clientpsk;
+
+ if (sess != NULL)
+ *sess = clientpsk;
+ return 1;
+ }
+
+ if (sess == NULL)
+ return 1;
+
+ if (!TEST_true(create_ssl_connection(*serverssl, *clientssl,
+ SSL_ERROR_NONE)))
+ return 0;
+
+ *sess = SSL_get1_session(*clientssl);
+ SSL_shutdown(*clientssl);
+ SSL_shutdown(*serverssl);
+ SSL_free(*serverssl);
+ SSL_free(*clientssl);
+ *serverssl = *clientssl = NULL;
+
+ if (!TEST_true(create_ssl_objects(*sctx, *cctx, serverssl,
+ clientssl, NULL, NULL))
+ || !TEST_true(SSL_set_session(*clientssl, *sess)))
+ return 0;
+
+ return 1;
+}
+
+static int test_early_data_read_write(int idx)
+{
+ SSL_CTX *cctx = NULL, *sctx = NULL;
+ SSL *clientssl = NULL, *serverssl = NULL;
+ int testresult = 0;
+ SSL_SESSION *sess = NULL;
+ unsigned char buf[20], data[1024];
+ size_t readbytes, written, eoedlen, rawread, rawwritten;
+ BIO *rbio;
+
+ if (!TEST_true(setupearly_data_test(&cctx, &sctx, &clientssl,
+ &serverssl, &sess, idx)))
+ goto end;
+
+ /* Write and read some early data */
+ if (!TEST_true(SSL_write_early_data(clientssl, MSG1, strlen(MSG1),
+ &written))
+ || !TEST_size_t_eq(written, strlen(MSG1))
+ || !TEST_int_eq(SSL_read_early_data(serverssl, buf,
+ sizeof(buf), &readbytes),
+ SSL_READ_EARLY_DATA_SUCCESS)
+ || !TEST_mem_eq(MSG1, readbytes, buf, strlen(MSG1))
+ || !TEST_int_eq(SSL_get_early_data_status(serverssl),
+ SSL_EARLY_DATA_ACCEPTED))
+ goto end;
+
+ /*
+ * Server should be able to write data, and client should be able to
+ * read it.
+ */
+ if (!TEST_true(SSL_write_early_data(serverssl, MSG2, strlen(MSG2),
+ &written))
+ || !TEST_size_t_eq(written, strlen(MSG2))
+ || !TEST_true(SSL_read_ex(clientssl, buf, sizeof(buf), &readbytes))
+ || !TEST_mem_eq(buf, readbytes, MSG2, strlen(MSG2)))
+ goto end;
+
+ /* Even after reading normal data, client should be able write early data */
+ if (!TEST_true(SSL_write_early_data(clientssl, MSG3, strlen(MSG3),
+ &written))
+ || !TEST_size_t_eq(written, strlen(MSG3)))
+ goto end;
+
+ /* Server should still be able read early data after writing data */
+ if (!TEST_int_eq(SSL_read_early_data(serverssl, buf, sizeof(buf),
+ &readbytes),
+ SSL_READ_EARLY_DATA_SUCCESS)
+ || !TEST_mem_eq(buf, readbytes, MSG3, strlen(MSG3)))
+ goto end;
+
+ /* Write more data from server and read it from client */
+ if (!TEST_true(SSL_write_early_data(serverssl, MSG4, strlen(MSG4),
+ &written))
+ || !TEST_size_t_eq(written, strlen(MSG4))
+ || !TEST_true(SSL_read_ex(clientssl, buf, sizeof(buf), &readbytes))
+ || !TEST_mem_eq(buf, readbytes, MSG4, strlen(MSG4)))
+ goto end;
+
+ /*
+ * If client writes normal data it should mean writing early data is no
+ * longer possible.
+ */
+ if (!TEST_true(SSL_write_ex(clientssl, MSG5, strlen(MSG5), &written))
+ || !TEST_size_t_eq(written, strlen(MSG5))
+ || !TEST_int_eq(SSL_get_early_data_status(clientssl),
+ SSL_EARLY_DATA_ACCEPTED))
+ goto end;
+
+ /*
+ * At this point the client has written EndOfEarlyData, ClientFinished and
+ * normal (fully protected) data. We are going to cause a delay between the
+ * arrival of EndOfEarlyData and ClientFinished. We read out all the data
+ * in the read BIO, and then just put back the EndOfEarlyData message.
+ */
+ rbio = SSL_get_rbio(serverssl);
+ if (!TEST_true(BIO_read_ex(rbio, data, sizeof(data), &rawread))
+ || !TEST_size_t_lt(rawread, sizeof(data))
+ || !TEST_size_t_gt(rawread, SSL3_RT_HEADER_LENGTH))
+ goto end;
+
+ /* Record length is in the 4th and 5th bytes of the record header */
+ eoedlen = SSL3_RT_HEADER_LENGTH + (data[3] << 8 | data[4]);
+ if (!TEST_true(BIO_write_ex(rbio, data, eoedlen, &rawwritten))
+ || !TEST_size_t_eq(rawwritten, eoedlen))
+ goto end;
+
+ /* Server should be told that there is no more early data */
+ if (!TEST_int_eq(SSL_read_early_data(serverssl, buf, sizeof(buf),
+ &readbytes),
+ SSL_READ_EARLY_DATA_FINISH)
+ || !TEST_size_t_eq(readbytes, 0))
+ goto end;
+
+ /*
+ * Server has not finished init yet, so should still be able to write early
+ * data.
+ */
+ if (!TEST_true(SSL_write_early_data(serverssl, MSG6, strlen(MSG6),
+ &written))
+ || !TEST_size_t_eq(written, strlen(MSG6)))
+ goto end;
+
+ /* Push the ClientFinished and the normal data back into the server rbio */
+ if (!TEST_true(BIO_write_ex(rbio, data + eoedlen, rawread - eoedlen,
+ &rawwritten))
+ || !TEST_size_t_eq(rawwritten, rawread - eoedlen))
+ goto end;
+
+ /* Server should be able to read normal data */
+ if (!TEST_true(SSL_read_ex(serverssl, buf, sizeof(buf), &readbytes))
+ || !TEST_size_t_eq(readbytes, strlen(MSG5)))
+ goto end;
+
+ /* Client and server should not be able to write/read early data now */
+ if (!TEST_false(SSL_write_early_data(clientssl, MSG6, strlen(MSG6),
+ &written)))
+ goto end;
+ ERR_clear_error();
+ if (!TEST_int_eq(SSL_read_early_data(serverssl, buf, sizeof(buf),
+ &readbytes),
+ SSL_READ_EARLY_DATA_ERROR))
+ goto end;
+ ERR_clear_error();
+
+ /* Client should be able to read the data sent by the server */
+ if (!TEST_true(SSL_read_ex(clientssl, buf, sizeof(buf), &readbytes))
+ || !TEST_mem_eq(buf, readbytes, MSG6, strlen(MSG6)))
+ goto end;
+
+ /*
+ * Make sure we process the NewSessionTicket. This arrives post-handshake.
+ * We attempt a read which we do not expect to return any data.
+ */
+ if (!TEST_false(SSL_read_ex(clientssl, buf, sizeof(buf), &readbytes)))
+ goto end;
+
+ /* Server should be able to write normal data */
+ if (!TEST_true(SSL_write_ex(serverssl, MSG7, strlen(MSG7), &written))
+ || !TEST_size_t_eq(written, strlen(MSG7))
+ || !TEST_true(SSL_read_ex(clientssl, buf, sizeof(buf), &readbytes))
+ || !TEST_mem_eq(buf, readbytes, MSG7, strlen(MSG7)))
+ goto end;
+
+ /* We keep the PSK session around if using PSK */
+ if (idx != 2)
+ SSL_SESSION_free(sess);
+ sess = SSL_get1_session(clientssl);
+ use_session_cb_cnt = 0;
+ find_session_cb_cnt = 0;
+
+ SSL_shutdown(clientssl);
+ SSL_shutdown(serverssl);
+ SSL_free(serverssl);
+ SSL_free(clientssl);
+ serverssl = clientssl = NULL;
+ if (!TEST_true(create_ssl_objects(sctx, cctx, &serverssl,
+ &clientssl, NULL, NULL))
+ || !TEST_true(SSL_set_session(clientssl, sess)))
+ goto end;
+
+ /* Write and read some early data */
+ if (!TEST_true(SSL_write_early_data(clientssl, MSG1, strlen(MSG1),
+ &written))
+ || !TEST_size_t_eq(written, strlen(MSG1))
+ || !TEST_int_eq(SSL_read_early_data(serverssl, buf, sizeof(buf),
+ &readbytes),
+ SSL_READ_EARLY_DATA_SUCCESS)
+ || !TEST_mem_eq(buf, readbytes, MSG1, strlen(MSG1)))
+ goto end;
+
+ if (!TEST_int_gt(SSL_connect(clientssl), 0)
+ || !TEST_int_gt(SSL_accept(serverssl), 0))
+ goto end;
+
+ /* Client and server should not be able to write/read early data now */
+ if (!TEST_false(SSL_write_early_data(clientssl, MSG6, strlen(MSG6),
+ &written)))
+ goto end;
+ ERR_clear_error();
+ if (!TEST_int_eq(SSL_read_early_data(serverssl, buf, sizeof(buf),
+ &readbytes),
+ SSL_READ_EARLY_DATA_ERROR))
+ goto end;
+ ERR_clear_error();
+
+ /* Client and server should be able to write/read normal data */
+ if (!TEST_true(SSL_write_ex(clientssl, MSG5, strlen(MSG5), &written))
+ || !TEST_size_t_eq(written, strlen(MSG5))
+ || !TEST_true(SSL_read_ex(serverssl, buf, sizeof(buf), &readbytes))
+ || !TEST_size_t_eq(readbytes, strlen(MSG5)))
+ goto end;
+
+ testresult = 1;
+
+ end:
+ 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);
+ SSL_CTX_free(cctx);
+ return testresult;
+}
+
+static int test_early_data_replay(int idx)
+{
+ SSL_CTX *cctx = NULL, *sctx = NULL;
+ SSL *clientssl = NULL, *serverssl = NULL;
+ int testresult = 0;
+ SSL_SESSION *sess = NULL;
+
+ if (!TEST_true(setupearly_data_test(&cctx, &sctx, &clientssl,
+ &serverssl, &sess, idx)))
+ goto end;
+
+ /*
+ * The server is configured to accept early data. Create a connection to
+ * "use up" the ticket
+ */
+ if (!TEST_true(create_ssl_connection(serverssl, clientssl, SSL_ERROR_NONE))
+ || !TEST_true(SSL_session_reused(clientssl)))
+ goto end;
+
+ SSL_shutdown(clientssl);
+ SSL_shutdown(serverssl);
+ SSL_free(serverssl);
+ SSL_free(clientssl);
+ serverssl = clientssl = NULL;
+
+ if (!TEST_true(create_ssl_objects(sctx, cctx, &serverssl,
+ &clientssl, NULL, NULL))
+ || !TEST_true(SSL_set_session(clientssl, sess))
+ || !TEST_true(create_ssl_connection(serverssl, clientssl,
+ SSL_ERROR_NONE))
+ /*
+ * This time we should not have resumed the session because we
+ * already used it once.
+ */
+ || !TEST_false(SSL_session_reused(clientssl)))
+ goto end;
+
+ testresult = 1;
+
+ end:
+ 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);
+ SSL_CTX_free(cctx);
+ return testresult;
+}
+
+/*
+ * Helper function to test that a server attempting to read early data can
+ * handle a connection from a client where the early data should be skipped.
+ */
+static int early_data_skip_helper(int hrr, int idx)
+{
+ SSL_CTX *cctx = NULL, *sctx = NULL;
+ SSL *clientssl = NULL, *serverssl = NULL;
+ int testresult = 0;
+ SSL_SESSION *sess = NULL;
+ unsigned char buf[20];
+ size_t readbytes, written;
+
+ if (!TEST_true(setupearly_data_test(&cctx, &sctx, &clientssl,
+ &serverssl, &sess, idx)))
+ goto end;
+
+ if (hrr) {
+ /* Force an HRR to occur */
+ if (!TEST_true(SSL_set1_groups_list(serverssl, "P-256")))
+ goto end;
+ } else if (idx == 2) {
+ /*
+ * We force early_data rejection by ensuring the PSK identity is
+ * unrecognised
+ */
+ srvid = "Dummy Identity";
+ } else {
+ /*
+ * Deliberately corrupt the creation time. We take 20 seconds off the
+ * time. It could be any value as long as it is not within tolerance.
+ * This should mean the ticket is rejected.
+ */
+ if (!TEST_true(SSL_SESSION_set_time(sess, (long)(time(NULL) - 20))))
+ goto end;
+ }
+
+ /* Write some early data */
+ if (!TEST_true(SSL_write_early_data(clientssl, MSG1, strlen(MSG1),
+ &written))
+ || !TEST_size_t_eq(written, strlen(MSG1)))
+ goto end;
+
+ /* Server should reject the early data and skip over it */
+ if (!TEST_int_eq(SSL_read_early_data(serverssl, buf, sizeof(buf),
+ &readbytes),
+ SSL_READ_EARLY_DATA_FINISH)
+ || !TEST_size_t_eq(readbytes, 0)
+ || !TEST_int_eq(SSL_get_early_data_status(serverssl),
+ SSL_EARLY_DATA_REJECTED))
+ goto end;
+
+ if (hrr) {
+ /*
+ * Finish off the handshake. We perform the same writes and reads as
+ * further down but we expect them to fail due to the incomplete
+ * handshake.
+ */
+ if (!TEST_false(SSL_write_ex(clientssl, MSG2, strlen(MSG2), &written))
+ || !TEST_false(SSL_read_ex(serverssl, buf, sizeof(buf),
+ &readbytes)))
+ goto end;
+ }
+
+ /* Should be able to send normal data despite rejection of early data */
+ if (!TEST_true(SSL_write_ex(clientssl, MSG2, strlen(MSG2), &written))
+ || !TEST_size_t_eq(written, strlen(MSG2))
+ || !TEST_int_eq(SSL_get_early_data_status(clientssl),
+ SSL_EARLY_DATA_REJECTED)
+ || !TEST_true(SSL_read_ex(serverssl, buf, sizeof(buf), &readbytes))
+ || !TEST_mem_eq(buf, readbytes, MSG2, strlen(MSG2)))
+ goto end;
+
+ testresult = 1;
+
+ end:
+ if (sess != clientpsk)
+ SSL_SESSION_free(clientpsk);
+ SSL_SESSION_free(serverpsk);
+ clientpsk = serverpsk = NULL;
+ SSL_SESSION_free(sess);
+ SSL_free(serverssl);
+ SSL_free(clientssl);
+ SSL_CTX_free(sctx);
+ SSL_CTX_free(cctx);
+ return testresult;
+}
+
+/*
+ * Test that a server attempting to read early data can handle a connection
+ * from a client where the early data is not acceptable.
+ */
+static int test_early_data_skip(int idx)
+{
+ return early_data_skip_helper(0, idx);
+}
+
+/*
+ * Test that a server attempting to read early data can handle a connection
+ * from a client where an HRR occurs.
+ */
+static int test_early_data_skip_hrr(int idx)
+{
+ return early_data_skip_helper(1, idx);
+}
+
+/*
+ * Test that a server attempting to read early data can handle a connection
+ * from a client that doesn't send any.
+ */
+static int test_early_data_not_sent(int idx)
+{
+ SSL_CTX *cctx = NULL, *sctx = NULL;
+ SSL *clientssl = NULL, *serverssl = NULL;
+ int testresult = 0;
+ SSL_SESSION *sess = NULL;
+ unsigned char buf[20];
+ size_t readbytes, written;
+
+ if (!TEST_true(setupearly_data_test(&cctx, &sctx, &clientssl,
+ &serverssl, &sess, idx)))
+ goto end;
+
+ /* Write some data - should block due to handshake with server */
+ SSL_set_connect_state(clientssl);
+ if (!TEST_false(SSL_write_ex(clientssl, MSG1, strlen(MSG1), &written)))
+ goto end;
+
+ /* Server should detect that early data has not been sent */
+ if (!TEST_int_eq(SSL_read_early_data(serverssl, buf, sizeof(buf),
+ &readbytes),
+ SSL_READ_EARLY_DATA_FINISH)
+ || !TEST_size_t_eq(readbytes, 0)
+ || !TEST_int_eq(SSL_get_early_data_status(serverssl),
+ SSL_EARLY_DATA_NOT_SENT)
+ || !TEST_int_eq(SSL_get_early_data_status(clientssl),
+ SSL_EARLY_DATA_NOT_SENT))
+ goto end;
+
+ /* Continue writing the message we started earlier */
+ if (!TEST_true(SSL_write_ex(clientssl, MSG1, strlen(MSG1), &written))
+ || !TEST_size_t_eq(written, strlen(MSG1))
+ || !TEST_true(SSL_read_ex(serverssl, buf, sizeof(buf), &readbytes))
+ || !TEST_mem_eq(buf, readbytes, MSG1, strlen(MSG1))
+ || !SSL_write_ex(serverssl, MSG2, strlen(MSG2), &written)
+ || !TEST_size_t_eq(written, strlen(MSG2)))
+ goto end;
+
+ /*
+ * Should block due to the NewSessionTicket arrival unless we're using
+ * read_ahead
+ */
+ if (idx != 1) {
+ if (!TEST_false(SSL_read_ex(clientssl, buf, sizeof(buf), &readbytes)))
+ goto end;
+ }
+
+ if (!TEST_true(SSL_read_ex(clientssl, buf, sizeof(buf), &readbytes))
+ || !TEST_mem_eq(buf, readbytes, MSG2, strlen(MSG2)))
+ goto end;
+
+ testresult = 1;
+
+ end:
+ /* If using PSK then clientpsk and sess are the same */
+ SSL_SESSION_free(sess);
+ SSL_SESSION_free(serverpsk);
+ clientpsk = serverpsk = NULL;
+ SSL_free(serverssl);
+ SSL_free(clientssl);
+ SSL_CTX_free(sctx);
+ SSL_CTX_free(cctx);
+ return testresult;
+}
+
+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, "goodhost") == 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 protlen = 0;
+ const unsigned char *prot;
+
+ for (prot = in; prot < in + inlen; prot += protlen) {
+ protlen = *prot++;
+ if (in + inlen < prot + protlen)
+ return SSL_TLSEXT_ERR_NOACK;
+
+ if (protlen == strlen(servalpn)
+ && memcmp(prot, servalpn, 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;
+
+ 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.
+ */
+ SSL_SESSION_free(serverpsk);
+ serverpsk = SSL_SESSION_dup(clientpsk);
+ if (!TEST_ptr(serverpsk)
+ || !TEST_true(SSL_SESSION_set1_hostname(serverpsk, "badhost")))
+ goto end;
+ 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);
+ SSL_CTX_free(cctx);
+ return testresult;
+}
+
+/*
+ * Test that a server that doesn't try to read early data can handle a
+ * client sending some.
+ */
+static int test_early_data_not_expected(int idx)
+{
+ SSL_CTX *cctx = NULL, *sctx = NULL;
+ SSL *clientssl = NULL, *serverssl = NULL;
+ int testresult = 0;
+ SSL_SESSION *sess = NULL;
+ unsigned char buf[20];
+ size_t readbytes, written;
+
+ if (!TEST_true(setupearly_data_test(&cctx, &sctx, &clientssl,
+ &serverssl, &sess, idx)))
+ goto end;
+
+ /* Write some early data */
+ if (!TEST_true(SSL_write_early_data(clientssl, MSG1, strlen(MSG1),
+ &written)))
+ goto end;
+
+ /*
+ * Server should skip over early data and then block waiting for client to
+ * continue handshake
+ */
+ if (!TEST_int_le(SSL_accept(serverssl), 0)
+ || !TEST_int_gt(SSL_connect(clientssl), 0)
+ || !TEST_int_eq(SSL_get_early_data_status(serverssl),
+ SSL_EARLY_DATA_REJECTED)
+ || !TEST_int_gt(SSL_accept(serverssl), 0)
+ || !TEST_int_eq(SSL_get_early_data_status(clientssl),
+ SSL_EARLY_DATA_REJECTED))
+ goto end;
+
+ /* Send some normal data from client to server */
+ if (!TEST_true(SSL_write_ex(clientssl, MSG2, strlen(MSG2), &written))
+ || !TEST_size_t_eq(written, strlen(MSG2)))
+ goto end;
+
+ if (!TEST_true(SSL_read_ex(serverssl, buf, sizeof(buf), &readbytes))
+ || !TEST_mem_eq(buf, readbytes, MSG2, strlen(MSG2)))
+ goto end;
+
+ testresult = 1;
+
+ end:
+ /* If using PSK then clientpsk and sess are the same */
+ SSL_SESSION_free(sess);
+ SSL_SESSION_free(serverpsk);
+ clientpsk = serverpsk = NULL;
+ SSL_free(serverssl);
+ SSL_free(clientssl);
+ SSL_CTX_free(sctx);
+ SSL_CTX_free(cctx);
+ return testresult;
+}
+
+
+# ifndef OPENSSL_NO_TLS1_2
+/*
+ * Test that a server attempting to read early data can handle a connection
+ * from a TLSv1.2 client.
+ */
+static int test_early_data_tls1_2(int idx)
+{
+ SSL_CTX *cctx = NULL, *sctx = NULL;
+ SSL *clientssl = NULL, *serverssl = NULL;
+ int testresult = 0;
+ unsigned char buf[20];
+ size_t readbytes, written;
+
+ if (!TEST_true(setupearly_data_test(&cctx, &sctx, &clientssl,
+ &serverssl, NULL, idx)))
+ goto end;
+
+ /* Write some data - should block due to handshake with server */
+ SSL_set_max_proto_version(clientssl, TLS1_2_VERSION);
+ SSL_set_connect_state(clientssl);
+ if (!TEST_false(SSL_write_ex(clientssl, MSG1, strlen(MSG1), &written)))
+ goto end;
+
+ /*
+ * Server should do TLSv1.2 handshake. First it will block waiting for more
+ * messages from client after ServerDone. Then SSL_read_early_data should
+ * finish and detect that early data has not been sent
+ */
+ if (!TEST_int_eq(SSL_read_early_data(serverssl, buf, sizeof(buf),
+ &readbytes),
+ SSL_READ_EARLY_DATA_ERROR))
+ goto end;
+
+ /*
+ * Continue writing the message we started earlier. Will still block waiting
+ * for the CCS/Finished from server
+ */
+ if (!TEST_false(SSL_write_ex(clientssl, MSG1, strlen(MSG1), &written))
+ || !TEST_int_eq(SSL_read_early_data(serverssl, buf, sizeof(buf),
+ &readbytes),
+ SSL_READ_EARLY_DATA_FINISH)
+ || !TEST_size_t_eq(readbytes, 0)
+ || !TEST_int_eq(SSL_get_early_data_status(serverssl),
+ SSL_EARLY_DATA_NOT_SENT))
+ goto end;
+
+ /* Continue writing the message we started earlier */
+ if (!TEST_true(SSL_write_ex(clientssl, MSG1, strlen(MSG1), &written))
+ || !TEST_size_t_eq(written, strlen(MSG1))
+ || !TEST_int_eq(SSL_get_early_data_status(clientssl),
+ SSL_EARLY_DATA_NOT_SENT)
+ || !TEST_true(SSL_read_ex(serverssl, buf, sizeof(buf), &readbytes))
+ || !TEST_mem_eq(buf, readbytes, MSG1, strlen(MSG1))
+ || !TEST_true(SSL_write_ex(serverssl, MSG2, strlen(MSG2), &written))
+ || !TEST_size_t_eq(written, strlen(MSG2))
+ || !SSL_read_ex(clientssl, buf, sizeof(buf), &readbytes)
+ || !TEST_mem_eq(buf, readbytes, MSG2, strlen(MSG2)))
+ goto end;
+
+ testresult = 1;
+
+ end:
+ /* 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);
+ SSL_CTX_free(cctx);
+
+ return testresult;
+}
+# endif /* OPENSSL_NO_TLS1_2 */
+
+static int test_ciphersuite_change(void)
+{
+ SSL_CTX *cctx = NULL, *sctx = NULL;
+ SSL *clientssl = NULL, *serverssl = NULL;
+ SSL_SESSION *clntsess = NULL;
+ int testresult = 0;
+ const SSL_CIPHER *aes_128_gcm_sha256 = NULL;
+
+ /* Create a session based on SHA-256 */
+ if (!TEST_true(create_ssl_ctx_pair(TLS_server_method(),
+ TLS_client_method(), &sctx,
+ &cctx, cert, privkey))
+ || !TEST_true(SSL_CTX_set_ciphersuites(cctx,
+ "TLS_AES_128_GCM_SHA256"))
+ || !TEST_true(create_ssl_objects(sctx, cctx, &serverssl,
+ &clientssl, NULL, NULL))
+ || !TEST_true(create_ssl_connection(serverssl, clientssl,
+ SSL_ERROR_NONE)))
+ goto end;
+
+ clntsess = SSL_get1_session(clientssl);
+ /* Save for later */
+ aes_128_gcm_sha256 = SSL_SESSION_get0_cipher(clntsess);
+ SSL_shutdown(clientssl);
+ SSL_shutdown(serverssl);
+ SSL_free(serverssl);
+ SSL_free(clientssl);
+ serverssl = clientssl = NULL;
+
+# if !defined(OPENSSL_NO_CHACHA) && !defined(OPENSSL_NO_POLY1305)
+ /* Check we can resume a session with a different SHA-256 ciphersuite */
+ if (!TEST_true(SSL_CTX_set_ciphersuites(cctx,
+ "TLS_CHACHA20_POLY1305_SHA256"))
+ || !TEST_true(create_ssl_objects(sctx, cctx, &serverssl, &clientssl,
+ NULL, NULL))
+ || !TEST_true(SSL_set_session(clientssl, clntsess))
+ || !TEST_true(create_ssl_connection(serverssl, clientssl,
+ SSL_ERROR_NONE))
+ || !TEST_true(SSL_session_reused(clientssl)))
+ goto end;
+
+ SSL_SESSION_free(clntsess);
+ clntsess = SSL_get1_session(clientssl);
+ SSL_shutdown(clientssl);
+ SSL_shutdown(serverssl);
+ SSL_free(serverssl);
+ SSL_free(clientssl);
+ serverssl = clientssl = NULL;
+# endif
+
+ /*
+ * Check attempting to resume a SHA-256 session with no SHA-256 ciphersuites
+ * succeeds but does not resume.
+ */
+ if (!TEST_true(SSL_CTX_set_ciphersuites(cctx, "TLS_AES_256_GCM_SHA384"))
+ || !TEST_true(create_ssl_objects(sctx, cctx, &serverssl, &clientssl,
+ NULL, NULL))
+ || !TEST_true(SSL_set_session(clientssl, clntsess))
+ || !TEST_true(create_ssl_connection(serverssl, clientssl,
+ SSL_ERROR_SSL))
+ || !TEST_false(SSL_session_reused(clientssl)))
+ goto end;
+
+ SSL_SESSION_free(clntsess);
+ clntsess = NULL;
+ SSL_shutdown(clientssl);
+ SSL_shutdown(serverssl);
+ SSL_free(serverssl);
+ SSL_free(clientssl);
+ serverssl = clientssl = NULL;
+
+ /* Create a session based on SHA384 */
+ if (!TEST_true(SSL_CTX_set_ciphersuites(cctx, "TLS_AES_256_GCM_SHA384"))
+ || !TEST_true(create_ssl_objects(sctx, cctx, &serverssl,
+ &clientssl, NULL, NULL))
+ || !TEST_true(create_ssl_connection(serverssl, clientssl,
+ SSL_ERROR_NONE)))
+ goto end;
+
+ clntsess = SSL_get1_session(clientssl);
+ SSL_shutdown(clientssl);
+ SSL_shutdown(serverssl);
+ SSL_free(serverssl);
+ SSL_free(clientssl);
+ serverssl = clientssl = NULL;
+
+ if (!TEST_true(SSL_CTX_set_ciphersuites(cctx,
+ "TLS_AES_128_GCM_SHA256:TLS_AES_256_GCM_SHA384"))
+ || !TEST_true(SSL_CTX_set_ciphersuites(sctx,
+ "TLS_AES_256_GCM_SHA384"))
+ || !TEST_true(create_ssl_objects(sctx, cctx, &serverssl, &clientssl,
+ NULL, NULL))
+ || !TEST_true(SSL_set_session(clientssl, clntsess))
+ /*
+ * We use SSL_ERROR_WANT_READ below so that we can pause the
+ * connection after the initial ClientHello has been sent to
+ * enable us to make some session changes.
+ */
+ || !TEST_false(create_ssl_connection(serverssl, clientssl,
+ SSL_ERROR_WANT_READ)))
+ goto end;
+
+ /* Trick the client into thinking this session is for a different digest */
+ clntsess->cipher = aes_128_gcm_sha256;
+ clntsess->cipher_id = clntsess->cipher->id;
+
+ /*
+ * Continue the previously started connection. Server has selected a SHA-384
+ * ciphersuite, but client thinks the session is for SHA-256, so it should
+ * bail out.
+ */
+ if (!TEST_false(create_ssl_connection(serverssl, clientssl,
+ SSL_ERROR_SSL))
+ || !TEST_int_eq(ERR_GET_REASON(ERR_get_error()),
+ SSL_R_CIPHERSUITE_DIGEST_HAS_CHANGED))
+ goto end;
+
+ testresult = 1;
+
+ end:
+ SSL_SESSION_free(clntsess);
+ SSL_free(serverssl);
+ SSL_free(clientssl);
+ SSL_CTX_free(sctx);
+ SSL_CTX_free(cctx);
+
+ return testresult;
+}
+
+static int test_tls13_psk(int idx)
+{
+ SSL_CTX *sctx = NULL, *cctx = NULL;
+ SSL *serverssl = NULL, *clientssl = NULL;
+ const SSL_CIPHER *cipher = NULL;
+ const unsigned char key[] = {
+ 0x00, 0x01, 0x02, 0x03, 0x04, 0x05, 0x06, 0x07, 0x08, 0x09, 0x0a, 0x0b,
+ 0x0c, 0x0d, 0x0e, 0x0f, 0x10, 0x11, 0x12, 0x13, 0x14, 0x15, 0x16, 0x17,
+ 0x18, 0x19, 0x1a, 0x1b, 0x1c, 0x1d, 0x1e, 0x1f, 0x20, 0x21, 0x22, 0x23,
+ 0x24, 0x25, 0x26, 0x27, 0x28, 0x29, 0x2a, 0x2b, 0x2c, 0x2d, 0x2e, 0x2f
+ };
+ int testresult = 0;
+
+ if (!TEST_true(create_ssl_ctx_pair(TLS_server_method(),
+ TLS_client_method(), &sctx,
+ &cctx, cert, privkey)))
+ goto end;
+
+ /*
+ * We use a ciphersuite with SHA256 to ease testing old style PSK callbacks
+ * which will always default to SHA256
+ */
+ if (!TEST_true(SSL_CTX_set_ciphersuites(cctx, "TLS_AES_128_GCM_SHA256")))
+ goto end;
+
+ /*
+ * Test 0: New style callbacks only
+ * Test 1: New and old style callbacks (only the new ones should be used)
+ * Test 2: Old style callbacks only
+ */
+ if (idx == 0 || idx == 1) {
+ SSL_CTX_set_psk_use_session_callback(cctx, use_session_cb);
+ SSL_CTX_set_psk_find_session_callback(sctx, find_session_cb);
+ }
+#ifndef OPENSSL_NO_PSK
+ if (idx == 1 || idx == 2) {
+ SSL_CTX_set_psk_client_callback(cctx, psk_client_cb);
+ SSL_CTX_set_psk_server_callback(sctx, psk_server_cb);
+ }
+#endif
+ srvid = pskid;
+ use_session_cb_cnt = 0;
+ find_session_cb_cnt = 0;
+ psk_client_cb_cnt = 0;
+ psk_server_cb_cnt = 0;
+
+ /* Check we can create a connection if callback decides not to send a PSK */
+ if (!TEST_true(create_ssl_objects(sctx, cctx, &serverssl, &clientssl,
+ NULL, NULL))
+ || !TEST_true(create_ssl_connection(serverssl, clientssl,
+ SSL_ERROR_NONE))
+ || !TEST_false(SSL_session_reused(clientssl))
+ || !TEST_false(SSL_session_reused(serverssl)))
+ goto end;
+
+ if (idx == 0 || idx == 1) {
+ if (!TEST_true(use_session_cb_cnt == 1)
+ || !TEST_true(find_session_cb_cnt == 0)
+ /*
+ * If no old style callback then below should be 0
+ * otherwise 1
+ */
+ || !TEST_true(psk_client_cb_cnt == idx)
+ || !TEST_true(psk_server_cb_cnt == 0))
+ goto end;
+ } else {
+ if (!TEST_true(use_session_cb_cnt == 0)
+ || !TEST_true(find_session_cb_cnt == 0)
+ || !TEST_true(psk_client_cb_cnt == 1)
+ || !TEST_true(psk_server_cb_cnt == 0))
+ goto end;
+ }
+
+ shutdown_ssl_connection(serverssl, clientssl);
+ serverssl = clientssl = NULL;
+ use_session_cb_cnt = psk_client_cb_cnt = 0;
+
+ if (!TEST_true(create_ssl_objects(sctx, cctx, &serverssl, &clientssl,
+ NULL, NULL)))
+ goto end;
+
+ /* Create the PSK */
+ cipher = SSL_CIPHER_find(clientssl, TLS13_AES_128_GCM_SHA256_BYTES);
+ clientpsk = SSL_SESSION_new();
+ if (!TEST_ptr(clientpsk)
+ || !TEST_ptr(cipher)
+ || !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))
+ || !TEST_true(SSL_session_reused(clientssl))
+ || !TEST_true(SSL_session_reused(serverssl)))
+ goto end;
+
+ if (idx == 0 || idx == 1) {
+ if (!TEST_true(use_session_cb_cnt == 1)
+ || !TEST_true(find_session_cb_cnt == 1)
+ || !TEST_true(psk_client_cb_cnt == 0)
+ || !TEST_true(psk_server_cb_cnt == 0))
+ goto end;
+ } else {
+ if (!TEST_true(use_session_cb_cnt == 0)
+ || !TEST_true(find_session_cb_cnt == 0)
+ || !TEST_true(psk_client_cb_cnt == 1)
+ || !TEST_true(psk_server_cb_cnt == 1))
+ goto end;
+ }
+
+ shutdown_ssl_connection(serverssl, clientssl);
+ serverssl = clientssl = NULL;
+ use_session_cb_cnt = find_session_cb_cnt = 0;
+ psk_client_cb_cnt = psk_server_cb_cnt = 0;
+
+ if (!TEST_true(create_ssl_objects(sctx, cctx, &serverssl, &clientssl,
+ NULL, NULL)))
+ goto end;
+
+ /* Force an HRR */
+ if (!TEST_true(SSL_set1_groups_list(serverssl, "P-256")))
+ goto end;
+
+ /*
+ * Check we can create a connection, the PSK is used and the callbacks are
+ * called twice.
+ */
+ if (!TEST_true(create_ssl_connection(serverssl, clientssl, SSL_ERROR_NONE))
+ || !TEST_true(SSL_session_reused(clientssl))
+ || !TEST_true(SSL_session_reused(serverssl)))
+ goto end;
+
+ if (idx == 0 || idx == 1) {
+ if (!TEST_true(use_session_cb_cnt == 2)
+ || !TEST_true(find_session_cb_cnt == 2)
+ || !TEST_true(psk_client_cb_cnt == 0)
+ || !TEST_true(psk_server_cb_cnt == 0))
+ goto end;
+ } else {
+ if (!TEST_true(use_session_cb_cnt == 0)
+ || !TEST_true(find_session_cb_cnt == 0)
+ || !TEST_true(psk_client_cb_cnt == 2)
+ || !TEST_true(psk_server_cb_cnt == 2))
+ goto end;
+ }
+
+ shutdown_ssl_connection(serverssl, clientssl);
+ serverssl = clientssl = NULL;
+ use_session_cb_cnt = find_session_cb_cnt = 0;
+ psk_client_cb_cnt = psk_server_cb_cnt = 0;
+
+ /*
+ * Check that if the server rejects the PSK we can still connect, but with
+ * a full handshake
+ */
+ srvid = "Dummy Identity";
+ if (!TEST_true(create_ssl_objects(sctx, cctx, &serverssl, &clientssl,
+ NULL, NULL))
+ || !TEST_true(create_ssl_connection(serverssl, clientssl,
+ SSL_ERROR_NONE))
+ || !TEST_false(SSL_session_reused(clientssl))
+ || !TEST_false(SSL_session_reused(serverssl)))
+ goto end;
+
+ if (idx == 0 || idx == 1) {
+ if (!TEST_true(use_session_cb_cnt == 1)
+ || !TEST_true(find_session_cb_cnt == 1)
+ || !TEST_true(psk_client_cb_cnt == 0)
+ /*
+ * If no old style callback then below should be 0
+ * otherwise 1
+ */
+ || !TEST_true(psk_server_cb_cnt == idx))
+ goto end;
+ } else {
+ if (!TEST_true(use_session_cb_cnt == 0)
+ || !TEST_true(find_session_cb_cnt == 0)
+ || !TEST_true(psk_client_cb_cnt == 1)
+ || !TEST_true(psk_server_cb_cnt == 1))
+ goto end;
+ }
+
+ shutdown_ssl_connection(serverssl, clientssl);
+ serverssl = clientssl = NULL;
+ testresult = 1;
+
+ end:
+ SSL_SESSION_free(clientpsk);
+ SSL_SESSION_free(serverpsk);
+ clientpsk = serverpsk = NULL;
+ SSL_free(serverssl);
+ SSL_free(clientssl);
+ SSL_CTX_free(sctx);
+ SSL_CTX_free(cctx);
+ return testresult;
+}
+
+static unsigned char cookie_magic_value[] = "cookie magic";
+
+static int generate_cookie_callback(SSL *ssl, unsigned char *cookie,
+ unsigned int *cookie_len)
+{
+ /*
+ * Not suitable as a real cookie generation function but good enough for
+ * testing!
+ */
+ memcpy(cookie, cookie_magic_value, sizeof(cookie_magic_value) - 1);
+ *cookie_len = sizeof(cookie_magic_value) - 1;
+
+ return 1;
+}
+
+static int verify_cookie_callback(SSL *ssl, const unsigned char *cookie,
+ unsigned int cookie_len)
+{
+ if (cookie_len == sizeof(cookie_magic_value) - 1
+ && memcmp(cookie, cookie_magic_value, cookie_len) == 0)
+ return 1;
+
+ return 0;
+}
+
+static int generate_stateless_cookie_callback(SSL *ssl, unsigned char *cookie,
+ size_t *cookie_len)
+{
+ unsigned int temp;
+ int res = generate_cookie_callback(ssl, cookie, &temp);
+ *cookie_len = temp;
+ return res;
+}
+
+static int verify_stateless_cookie_callback(SSL *ssl, const unsigned char *cookie,
+ size_t cookie_len)
+{
+ return verify_cookie_callback(ssl, cookie, cookie_len);
+}
+
+static int test_stateless(void)
+{
+ SSL_CTX *sctx = NULL, *cctx = NULL;
+ SSL *serverssl = NULL, *clientssl = NULL;
+ int testresult = 0;
+
+ if (!TEST_true(create_ssl_ctx_pair(TLS_server_method(),
+ TLS_client_method(), &sctx,
+ &cctx, cert, privkey)))
+ goto end;
+
+ /* The arrival of CCS messages can confuse the test */
+ SSL_CTX_clear_options(cctx, SSL_OP_ENABLE_MIDDLEBOX_COMPAT);
+
+ if (!TEST_true(create_ssl_objects(sctx, cctx, &serverssl, &clientssl,
+ NULL, NULL))
+ /* Send the first ClientHello */
+ || !TEST_false(create_ssl_connection(serverssl, clientssl,
+ SSL_ERROR_WANT_READ))
+ /*
+ * This should fail with a -1 return because we have no callbacks
+ * set up
+ */
+ || !TEST_int_eq(SSL_stateless(serverssl), -1))
+ goto end;
+
+ /* Fatal error so abandon the connection from this client */
+ SSL_free(clientssl);
+ clientssl = NULL;
+
+ /* Set up the cookie generation and verification callbacks */
+ SSL_CTX_set_stateless_cookie_generate_cb(sctx, generate_stateless_cookie_callback);
+ SSL_CTX_set_stateless_cookie_verify_cb(sctx, verify_stateless_cookie_callback);
+
+ /*
+ * Create a new connection from the client (we can reuse the server SSL
+ * object).
+ */
+ if (!TEST_true(create_ssl_objects(sctx, cctx, &serverssl, &clientssl,
+ NULL, NULL))
+ /* Send the first ClientHello */
+ || !TEST_false(create_ssl_connection(serverssl, clientssl,
+ SSL_ERROR_WANT_READ))
+ /* This should fail because there is no cookie */
+ || !TEST_int_eq(SSL_stateless(serverssl), 0))
+ goto end;
+
+ /* Abandon the connection from this client */
+ SSL_free(clientssl);
+ clientssl = NULL;
+
+ /*
+ * Now create a connection from a new client but with the same server SSL
+ * object
+ */
+ if (!TEST_true(create_ssl_objects(sctx, cctx, &serverssl, &clientssl,
+ NULL, NULL))
+ /* Send the first ClientHello */
+ || !TEST_false(create_ssl_connection(serverssl, clientssl,
+ SSL_ERROR_WANT_READ))
+ /* This should fail because there is no cookie */
+ || !TEST_int_eq(SSL_stateless(serverssl), 0)
+ /* Send the second ClientHello */
+ || !TEST_false(create_ssl_connection(serverssl, clientssl,
+ SSL_ERROR_WANT_READ))
+ /* This should succeed because a cookie is now present */
+ || !TEST_int_eq(SSL_stateless(serverssl), 1)
+ /* Complete the connection */
+ || !TEST_true(create_ssl_connection(serverssl, clientssl,
+ SSL_ERROR_NONE)))
+ goto end;
+
+ shutdown_ssl_connection(serverssl, clientssl);
+ serverssl = clientssl = NULL;
+ testresult = 1;
+
+ end:
+ SSL_free(serverssl);
+ SSL_free(clientssl);
+ SSL_CTX_free(sctx);
+ SSL_CTX_free(cctx);
+ return testresult;
+
+}
+#endif /* OPENSSL_NO_TLS1_3 */
+
+static int clntaddoldcb = 0;
+static int clntparseoldcb = 0;
+static int srvaddoldcb = 0;
+static int srvparseoldcb = 0;
+static int clntaddnewcb = 0;
+static int clntparsenewcb = 0;
+static int srvaddnewcb = 0;
+static int srvparsenewcb = 0;
+static int snicb = 0;
+
+#define TEST_EXT_TYPE1 0xff00
+
+static int old_add_cb(SSL *s, unsigned int ext_type, const unsigned char **out,
+ size_t *outlen, int *al, void *add_arg)
+{
+ int *server = (int *)add_arg;
+ unsigned char *data;
+
+ if (SSL_is_server(s))
+ srvaddoldcb++;
+ else
+ clntaddoldcb++;
+
+ if (*server != SSL_is_server(s)
+ || (data = OPENSSL_malloc(sizeof(*data))) == NULL)
+ return -1;
+
+ *data = 1;
+ *out = data;
+ *outlen = sizeof(char);
+ return 1;
+}
+
+static void old_free_cb(SSL *s, unsigned int ext_type, const unsigned char *out,
+ void *add_arg)
+{
+ OPENSSL_free((unsigned char *)out);
+}
+
+static int old_parse_cb(SSL *s, unsigned int ext_type, const unsigned char *in,
+ size_t inlen, int *al, void *parse_arg)
+{
+ int *server = (int *)parse_arg;
+
+ if (SSL_is_server(s))
+ srvparseoldcb++;
+ else
+ clntparseoldcb++;
+
+ if (*server != SSL_is_server(s)
+ || inlen != sizeof(char)
+ || *in != 1)
+ return -1;
+
+ return 1;
+}
+
+static int new_add_cb(SSL *s, unsigned int ext_type, unsigned int context,
+ const unsigned char **out, size_t *outlen, X509 *x,
+ size_t chainidx, int *al, void *add_arg)
+{
+ int *server = (int *)add_arg;
+ unsigned char *data;
+
+ if (SSL_is_server(s))
+ srvaddnewcb++;
+ else
+ clntaddnewcb++;
+
+ if (*server != SSL_is_server(s)
+ || (data = OPENSSL_malloc(sizeof(*data))) == NULL)
+ return -1;
+
+ *data = 1;
+ *out = data;
+ *outlen = sizeof(*data);
+ return 1;
+}
+
+static void new_free_cb(SSL *s, unsigned int ext_type, unsigned int context,
+ const unsigned char *out, void *add_arg)
+{
+ OPENSSL_free((unsigned char *)out);
+}
+
+static int new_parse_cb(SSL *s, unsigned int ext_type, unsigned int context,
+ const unsigned char *in, size_t inlen, X509 *x,
+ size_t chainidx, int *al, void *parse_arg)
+{
+ int *server = (int *)parse_arg;
+
+ if (SSL_is_server(s))
+ srvparsenewcb++;
+ else
+ clntparsenewcb++;
+
+ if (*server != SSL_is_server(s)
+ || inlen != sizeof(char) || *in != 1)
+ return -1;
+
+ return 1;
+}
+
+static int sni_cb(SSL *s, int *al, void *arg)
+{
+ SSL_CTX *ctx = (SSL_CTX *)arg;
+
+ if (SSL_set_SSL_CTX(s, ctx) == NULL) {
+ *al = SSL_AD_INTERNAL_ERROR;
+ return SSL_TLSEXT_ERR_ALERT_FATAL;
+ }
+ snicb++;
+ return SSL_TLSEXT_ERR_OK;
+}
+
+/*
+ * Custom call back tests.
+ * Test 0: Old style callbacks in TLSv1.2
+ * Test 1: New style callbacks in TLSv1.2
+ * Test 2: New style callbacks in TLSv1.2 with SNI
+ * Test 3: New style callbacks in TLSv1.3. Extensions in CH and EE
+ * Test 4: New style callbacks in TLSv1.3. Extensions in CH, SH, EE, Cert + NST
+ */
+static int test_custom_exts(int tst)
+{
+ SSL_CTX *cctx = NULL, *sctx = NULL, *sctx2 = NULL;
+ SSL *clientssl = NULL, *serverssl = NULL;
+ int testresult = 0;
+ static int server = 1;
+ static int client = 0;
+ SSL_SESSION *sess = NULL;
+ unsigned int context;
+
+#if defined(OPENSSL_NO_TLS1_2) && !defined(OPENSSL_NO_TLS1_3)
+ /* Skip tests for TLSv1.2 and below in this case */
+ if (tst < 3)
+ return 1;
+#endif
+
+ /* Reset callback counters */
+ clntaddoldcb = clntparseoldcb = srvaddoldcb = srvparseoldcb = 0;
+ clntaddnewcb = clntparsenewcb = srvaddnewcb = srvparsenewcb = 0;
+ snicb = 0;
+
+ if (!TEST_true(create_ssl_ctx_pair(TLS_server_method(),
+ TLS_client_method(), &sctx,
+ &cctx, cert, privkey)))
+ goto end;
+
+ if (tst == 2
+ && !TEST_true(create_ssl_ctx_pair(TLS_server_method(), NULL, &sctx2,
+ NULL, cert, privkey)))
+ goto end;
+
+
+ if (tst < 3) {
+ SSL_CTX_set_options(cctx, SSL_OP_NO_TLSv1_3);
+ SSL_CTX_set_options(sctx, SSL_OP_NO_TLSv1_3);
+ if (sctx2 != NULL)
+ SSL_CTX_set_options(sctx2, SSL_OP_NO_TLSv1_3);
+ }
+
+ if (tst == 4) {
+ context = SSL_EXT_CLIENT_HELLO
+ | SSL_EXT_TLS1_2_SERVER_HELLO
+ | SSL_EXT_TLS1_3_SERVER_HELLO
+ | SSL_EXT_TLS1_3_ENCRYPTED_EXTENSIONS
+ | SSL_EXT_TLS1_3_CERTIFICATE
+ | SSL_EXT_TLS1_3_NEW_SESSION_TICKET;
+ } else {
+ context = SSL_EXT_CLIENT_HELLO
+ | SSL_EXT_TLS1_2_SERVER_HELLO
+ | SSL_EXT_TLS1_3_ENCRYPTED_EXTENSIONS;
+ }
+
+ /* Create a client side custom extension */
+ if (tst == 0) {
+ if (!TEST_true(SSL_CTX_add_client_custom_ext(cctx, TEST_EXT_TYPE1,
+ old_add_cb, old_free_cb,
+ &client, old_parse_cb,
+ &client)))
+ goto end;
+ } else {
+ if (!TEST_true(SSL_CTX_add_custom_ext(cctx, TEST_EXT_TYPE1, context,
+ new_add_cb, new_free_cb,
+ &client, new_parse_cb, &client)))
+ goto end;
+ }
+
+ /* Should not be able to add duplicates */
+ if (!TEST_false(SSL_CTX_add_client_custom_ext(cctx, TEST_EXT_TYPE1,
+ old_add_cb, old_free_cb,
+ &client, old_parse_cb,
+ &client))
+ || !TEST_false(SSL_CTX_add_custom_ext(cctx, TEST_EXT_TYPE1,
+ context, new_add_cb,
+ new_free_cb, &client,
+ new_parse_cb, &client)))
+ goto end;
+
+ /* Create a server side custom extension */
+ if (tst == 0) {
+ if (!TEST_true(SSL_CTX_add_server_custom_ext(sctx, TEST_EXT_TYPE1,
+ old_add_cb, old_free_cb,
+ &server, old_parse_cb,
+ &server)))
+ goto end;
+ } else {
+ if (!TEST_true(SSL_CTX_add_custom_ext(sctx, TEST_EXT_TYPE1, context,
+ new_add_cb, new_free_cb,
+ &server, new_parse_cb, &server)))
+ goto end;
+ if (sctx2 != NULL
+ && !TEST_true(SSL_CTX_add_custom_ext(sctx2, TEST_EXT_TYPE1,
+ context, new_add_cb,
+ new_free_cb, &server,
+ new_parse_cb, &server)))
+ goto end;
+ }
+
+ /* Should not be able to add duplicates */
+ if (!TEST_false(SSL_CTX_add_server_custom_ext(sctx, TEST_EXT_TYPE1,
+ old_add_cb, old_free_cb,
+ &server, old_parse_cb,
+ &server))
+ || !TEST_false(SSL_CTX_add_custom_ext(sctx, TEST_EXT_TYPE1,
+ context, new_add_cb,
+ new_free_cb, &server,
+ new_parse_cb, &server)))
+ goto end;
+
+ if (tst == 2) {
+ /* Set up SNI */
+ if (!TEST_true(SSL_CTX_set_tlsext_servername_callback(sctx, sni_cb))
+ || !TEST_true(SSL_CTX_set_tlsext_servername_arg(sctx, sctx2)))
+ goto end;
+ }
+
+ if (!TEST_true(create_ssl_objects(sctx, cctx, &serverssl,
+ &clientssl, NULL, NULL))
+ || !TEST_true(create_ssl_connection(serverssl, clientssl,
+ SSL_ERROR_NONE)))
+ goto end;
+
+ if (tst == 0) {
+ if (clntaddoldcb != 1
+ || clntparseoldcb != 1
+ || srvaddoldcb != 1
+ || srvparseoldcb != 1)
+ goto end;
+ } else if (tst == 1 || tst == 2 || tst == 3) {
+ if (clntaddnewcb != 1
+ || clntparsenewcb != 1
+ || srvaddnewcb != 1
+ || srvparsenewcb != 1
+ || (tst != 2 && snicb != 0)
+ || (tst == 2 && snicb != 1))
+ goto end;
+ } else {
+ if (clntaddnewcb != 1
+ || clntparsenewcb != 4
+ || srvaddnewcb != 4
+ || srvparsenewcb != 1)
+ goto end;
+ }
+
+ sess = SSL_get1_session(clientssl);
+ SSL_shutdown(clientssl);
+ SSL_shutdown(serverssl);
+ SSL_free(serverssl);
+ SSL_free(clientssl);
+ serverssl = clientssl = NULL;
+
+ if (tst == 3) {
+ /* We don't bother with the resumption aspects for this test */
+ testresult = 1;
+ goto end;
+ }
+
+ if (!TEST_true(create_ssl_objects(sctx, cctx, &serverssl, &clientssl,
+ NULL, NULL))
+ || !TEST_true(SSL_set_session(clientssl, sess))
+ || !TEST_true(create_ssl_connection(serverssl, clientssl,
+ SSL_ERROR_NONE)))
+ goto end;
+
+ /*
+ * For a resumed session we expect to add the ClientHello extension. For the
+ * old style callbacks we ignore it on the server side because they set
+ * SSL_EXT_IGNORE_ON_RESUMPTION. The new style callbacks do not ignore
+ * them.
+ */
+ if (tst == 0) {
+ if (clntaddoldcb != 2
+ || clntparseoldcb != 1
+ || srvaddoldcb != 1
+ || srvparseoldcb != 1)
+ goto end;
+ } else if (tst == 1 || tst == 2 || tst == 3) {
+ if (clntaddnewcb != 2
+ || clntparsenewcb != 2
+ || srvaddnewcb != 2
+ || srvparsenewcb != 2)
+ goto end;
+ } else {
+ /* No Certificate message extensions in the resumption handshake */
+ if (clntaddnewcb != 2
+ || clntparsenewcb != 7
+ || srvaddnewcb != 7
+ || srvparsenewcb != 2)
+ goto end;
+ }
+
+ testresult = 1;
+
+end:
+ SSL_SESSION_free(sess);
+ SSL_free(serverssl);
+ SSL_free(clientssl);
+ SSL_CTX_free(sctx2);
+ SSL_CTX_free(sctx);
+ SSL_CTX_free(cctx);
+ return testresult;
+}
+
+/*
+ * Test loading of serverinfo data in various formats. test_sslmessages actually
+ * tests to make sure the extensions appear in the handshake
+ */
+static int test_serverinfo(int tst)
+{
+ unsigned int version;
+ unsigned char *sibuf;
+ size_t sibuflen;
+ int ret, expected, testresult = 0;
+ SSL_CTX *ctx;
+
+ ctx = SSL_CTX_new(TLS_method());
+ if (!TEST_ptr(ctx))
+ goto end;
+
+ if ((tst & 0x01) == 0x01)
+ version = SSL_SERVERINFOV2;
+ else
+ version = SSL_SERVERINFOV1;
+
+ if ((tst & 0x02) == 0x02) {
+ sibuf = serverinfov2;
+ sibuflen = sizeof(serverinfov2);
+ expected = (version == SSL_SERVERINFOV2);
+ } else {
+ sibuf = serverinfov1;
+ sibuflen = sizeof(serverinfov1);
+ expected = (version == SSL_SERVERINFOV1);
+ }
+
+ if ((tst & 0x04) == 0x04) {
+ ret = SSL_CTX_use_serverinfo_ex(ctx, version, sibuf, sibuflen);
+ } else {
+ ret = SSL_CTX_use_serverinfo(ctx, sibuf, sibuflen);
+
+ /*
+ * The version variable is irrelevant in this case - it's what is in the
+ * buffer that matters
+ */
+ if ((tst & 0x02) == 0x02)
+ expected = 0;
+ else
+ expected = 1;
+ }
+
+ if (!TEST_true(ret == expected))
+ goto end;
+
+ testresult = 1;
+
+ end:
+ SSL_CTX_free(ctx);
+
+ return testresult;
+}
+
+/*
+ * Test that SSL_export_keying_material() produces expected results. There are
+ * no test vectors so all we do is test that both sides of the communication
+ * produce the same results for different protocol versions.
+ */
+static int test_export_key_mat(int tst)
+{
+ int testresult = 0;
+ SSL_CTX *cctx = NULL, *sctx = NULL, *sctx2 = NULL;
+ SSL *clientssl = NULL, *serverssl = NULL;
+ const char label[] = "test label";
+ const unsigned char context[] = "context";
+ const unsigned char *emptycontext = NULL;
+ unsigned char ckeymat1[80], ckeymat2[80], ckeymat3[80];
+ unsigned char skeymat1[80], skeymat2[80], skeymat3[80];
+ const int protocols[] = {
+ TLS1_VERSION,
+ TLS1_1_VERSION,
+ TLS1_2_VERSION,
+ TLS1_3_VERSION
+ };
+
+#ifdef OPENSSL_NO_TLS1
+ if (tst == 0)
+ return 1;
+#endif
+#ifdef OPENSSL_NO_TLS1_1
+ if (tst == 1)
+ return 1;
+#endif
+#ifdef OPENSSL_NO_TLS1_2
+ if (tst == 2)
+ return 1;
+#endif
+#ifdef OPENSSL_NO_TLS1_3
+ if (tst == 3)
+ return 1;
+#endif
+ if (!TEST_true(create_ssl_ctx_pair(TLS_server_method(),
+ TLS_client_method(), &sctx,
+ &cctx, cert, privkey)))
+ goto end;
+
+ OPENSSL_assert(tst >= 0 && (size_t)tst < OSSL_NELEM(protocols));
+ SSL_CTX_set_max_proto_version(cctx, protocols[tst]);
+ SSL_CTX_set_min_proto_version(cctx, protocols[tst]);
+
+ if (!TEST_true(create_ssl_objects(sctx, cctx, &serverssl, &clientssl, NULL,
+ NULL))
+ || !TEST_true(create_ssl_connection(serverssl, clientssl,
+ SSL_ERROR_NONE)))
+ goto end;
+
+ if (!TEST_int_eq(SSL_export_keying_material(clientssl, ckeymat1,
+ sizeof(ckeymat1), label,
+ sizeof(label) - 1, context,
+ sizeof(context) - 1, 1), 1)
+ || !TEST_int_eq(SSL_export_keying_material(clientssl, ckeymat2,
+ sizeof(ckeymat2), label,
+ sizeof(label) - 1,
+ emptycontext,
+ 0, 1), 1)
+ || !TEST_int_eq(SSL_export_keying_material(clientssl, ckeymat3,
+ sizeof(ckeymat3), label,
+ sizeof(label) - 1,
+ NULL, 0, 0), 1)
+ || !TEST_int_eq(SSL_export_keying_material(serverssl, skeymat1,
+ sizeof(skeymat1), label,
+ sizeof(label) - 1,
+ context,
+ sizeof(context) -1, 1),
+ 1)
+ || !TEST_int_eq(SSL_export_keying_material(serverssl, skeymat2,
+ sizeof(skeymat2), label,
+ sizeof(label) - 1,
+ emptycontext,
+ 0, 1), 1)
+ || !TEST_int_eq(SSL_export_keying_material(serverssl, skeymat3,
+ sizeof(skeymat3), label,
+ sizeof(label) - 1,
+ NULL, 0, 0), 1)
+ /*
+ * Check that both sides created the same key material with the
+ * same context.
+ */
+ || !TEST_mem_eq(ckeymat1, sizeof(ckeymat1), skeymat1,
+ sizeof(skeymat1))
+ /*
+ * Check that both sides created the same key material with an
+ * empty context.
+ */
+ || !TEST_mem_eq(ckeymat2, sizeof(ckeymat2), skeymat2,
+ sizeof(skeymat2))
+ /*
+ * Check that both sides created the same key material without a
+ * context.
+ */
+ || !TEST_mem_eq(ckeymat3, sizeof(ckeymat3), skeymat3,
+ sizeof(skeymat3))
+ /* Different contexts should produce different results */
+ || !TEST_mem_ne(ckeymat1, sizeof(ckeymat1), ckeymat2,
+ sizeof(ckeymat2)))
+ goto end;
+
+ /*
+ * Check that an empty context and no context produce different results in
+ * protocols less than TLSv1.3. In TLSv1.3 they should be the same.
+ */
+ if ((tst != 3 && !TEST_mem_ne(ckeymat2, sizeof(ckeymat2), ckeymat3,
+ sizeof(ckeymat3)))
+ || (tst ==3 && !TEST_mem_eq(ckeymat2, sizeof(ckeymat2), ckeymat3,
+ sizeof(ckeymat3))))
+ goto end;
+
+ testresult = 1;
+
+ end:
+ SSL_free(serverssl);
+ SSL_free(clientssl);
+ SSL_CTX_free(sctx2);
+ SSL_CTX_free(sctx);
+ SSL_CTX_free(cctx);
+
+ return testresult;
+}
+
+#ifndef OPENSSL_NO_TLS1_3
+/*
+ * Test that SSL_export_keying_material_early() produces expected
+ * results. There are no test vectors so all we do is test that both
+ * sides of the communication produce the same results for different
+ * protocol versions.
+ */
+static int test_export_key_mat_early(int idx)
+{
+ static const char label[] = "test label";
+ static const unsigned char context[] = "context";
+ int testresult = 0;
+ SSL_CTX *cctx = NULL, *sctx = NULL;
+ SSL *clientssl = NULL, *serverssl = NULL;
+ SSL_SESSION *sess = NULL;
+ const unsigned char *emptycontext = NULL;
+ unsigned char ckeymat1[80], ckeymat2[80];
+ unsigned char skeymat1[80], skeymat2[80];
+ unsigned char buf[1];
+ size_t readbytes, written;
+
+ if (!TEST_true(setupearly_data_test(&cctx, &sctx, &clientssl, &serverssl,
+ &sess, idx)))
+ goto end;
+
+ /* Here writing 0 length early data is enough. */
+ if (!TEST_true(SSL_write_early_data(clientssl, NULL, 0, &written))
+ || !TEST_int_eq(SSL_read_early_data(serverssl, buf, sizeof(buf),
+ &readbytes),
+ SSL_READ_EARLY_DATA_ERROR)
+ || !TEST_int_eq(SSL_get_early_data_status(serverssl),
+ SSL_EARLY_DATA_ACCEPTED))
+ goto end;
+
+ if (!TEST_int_eq(SSL_export_keying_material_early(
+ clientssl, ckeymat1, sizeof(ckeymat1), label,
+ sizeof(label) - 1, context, sizeof(context) - 1), 1)
+ || !TEST_int_eq(SSL_export_keying_material_early(
+ clientssl, ckeymat2, sizeof(ckeymat2), label,
+ sizeof(label) - 1, emptycontext, 0), 1)
+ || !TEST_int_eq(SSL_export_keying_material_early(
+ serverssl, skeymat1, sizeof(skeymat1), label,
+ sizeof(label) - 1, context, sizeof(context) - 1), 1)
+ || !TEST_int_eq(SSL_export_keying_material_early(
+ serverssl, skeymat2, sizeof(skeymat2), label,
+ sizeof(label) - 1, emptycontext, 0), 1)
+ /*
+ * Check that both sides created the same key material with the
+ * same context.
+ */
+ || !TEST_mem_eq(ckeymat1, sizeof(ckeymat1), skeymat1,
+ sizeof(skeymat1))
+ /*
+ * Check that both sides created the same key material with an
+ * empty context.
+ */
+ || !TEST_mem_eq(ckeymat2, sizeof(ckeymat2), skeymat2,
+ sizeof(skeymat2))
+ /* Different contexts should produce different results */
+ || !TEST_mem_ne(ckeymat1, sizeof(ckeymat1), ckeymat2,
+ sizeof(ckeymat2)))
+ goto end;
+
+ testresult = 1;
+
+ end:
+ 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);
+ SSL_CTX_free(cctx);
+
+ return testresult;
+}
+#endif /* OPENSSL_NO_TLS1_3 */
+
+static int test_ssl_clear(int idx)
+{
+ SSL_CTX *cctx = NULL, *sctx = NULL;
+ SSL *clientssl = NULL, *serverssl = NULL;
+ int testresult = 0;
+
+#ifdef OPENSSL_NO_TLS1_2
+ if (idx == 1)
+ return 1;
+#endif
+
+ /* Create an initial connection */
+ if (!TEST_true(create_ssl_ctx_pair(TLS_server_method(),
+ TLS_client_method(), &sctx,
+ &cctx, cert, privkey))
+ || (idx == 1
+ && !TEST_true(SSL_CTX_set_max_proto_version(cctx,
+ TLS1_2_VERSION)))
+ || !TEST_true(create_ssl_objects(sctx, cctx, &serverssl,
+ &clientssl, NULL, NULL))
+ || !TEST_true(create_ssl_connection(serverssl, clientssl,
+ SSL_ERROR_NONE)))
+ goto end;
+
+ SSL_shutdown(clientssl);
+ SSL_shutdown(serverssl);
+ SSL_free(serverssl);
+ serverssl = NULL;
+
+ /* Clear clientssl - we're going to reuse the object */
+ if (!TEST_true(SSL_clear(clientssl)))
+ goto end;
+
+ if (!TEST_true(create_ssl_objects(sctx, cctx, &serverssl, &clientssl,
+ NULL, NULL))
+ || !TEST_true(create_ssl_connection(serverssl, clientssl,
+ SSL_ERROR_NONE))
+ || !TEST_true(SSL_session_reused(clientssl)))
+ goto end;
+
+ SSL_shutdown(clientssl);
+ SSL_shutdown(serverssl);
+
+ testresult = 1;
+
+ end:
+ SSL_free(serverssl);
+ SSL_free(clientssl);
+ SSL_CTX_free(sctx);
+ SSL_CTX_free(cctx);
+
+ return testresult;
+}
+
+/* Parse CH and retrieve any MFL extension value if present */
+static int get_MFL_from_client_hello(BIO *bio, int *mfl_codemfl_code)
+{
+ long len;
+ unsigned char *data;
+ PACKET pkt = {0}, pkt2 = {0}, pkt3 = {0};
+ unsigned int MFL_code = 0, type = 0;
+
+ if (!TEST_uint_gt( len = BIO_get_mem_data( bio, (char **) &data ), 0 ) )
+ goto end;
+
+ if (!TEST_true( PACKET_buf_init( &pkt, data, len ) )
+ /* Skip the record header */
+ || !PACKET_forward(&pkt, SSL3_RT_HEADER_LENGTH)
+ /* Skip the handshake message header */
+ || !TEST_true(PACKET_forward(&pkt, SSL3_HM_HEADER_LENGTH))
+ /* Skip client version and random */
+ || !TEST_true(PACKET_forward(&pkt, CLIENT_VERSION_LEN
+ + SSL3_RANDOM_SIZE))
+ /* Skip session id */
+ || !TEST_true(PACKET_get_length_prefixed_1(&pkt, &pkt2))
+ /* Skip ciphers */
+ || !TEST_true(PACKET_get_length_prefixed_2(&pkt, &pkt2))
+ /* Skip compression */
+ || !TEST_true(PACKET_get_length_prefixed_1(&pkt, &pkt2))
+ /* Extensions len */
+ || !TEST_true(PACKET_as_length_prefixed_2(&pkt, &pkt2)))
+ goto end;
+
+ /* Loop through all extensions */
+ while (PACKET_remaining(&pkt2)) {
+ if (!TEST_true(PACKET_get_net_2(&pkt2, &type))
+ || !TEST_true(PACKET_get_length_prefixed_2(&pkt2, &pkt3)))
+ goto end;
+
+ if (type == TLSEXT_TYPE_max_fragment_length) {
+ if (!TEST_uint_ne(PACKET_remaining(&pkt3), 0)
+ || !TEST_true(PACKET_get_1(&pkt3, &MFL_code)))
+ goto end;
+
+ *mfl_codemfl_code = MFL_code;
+ return 1;
+ }
+ }
+
+ end:
+ return 0;
+}
+
+/* Maximum-Fragment-Length TLS extension mode to test */
+static const unsigned char max_fragment_len_test[] = {
+ TLSEXT_max_fragment_length_512,
+ TLSEXT_max_fragment_length_1024,
+ TLSEXT_max_fragment_length_2048,
+ TLSEXT_max_fragment_length_4096
+};
+
+static int test_max_fragment_len_ext(int idx_tst)
+{
+ SSL_CTX *ctx;
+ SSL *con = NULL;
+ int testresult = 0, MFL_mode = 0;
+ BIO *rbio, *wbio;
+
+ ctx = SSL_CTX_new(TLS_method());
+ if (!TEST_ptr(ctx))
+ goto end;
+
+ if (!TEST_true(SSL_CTX_set_tlsext_max_fragment_length(
+ ctx, max_fragment_len_test[idx_tst])))
+ goto end;
+
+ con = SSL_new(ctx);
+ if (!TEST_ptr(con))
+ goto end;
+
+ rbio = BIO_new(BIO_s_mem());
+ wbio = BIO_new(BIO_s_mem());
+ if (!TEST_ptr(rbio)|| !TEST_ptr(wbio)) {
+ BIO_free(rbio);
+ BIO_free(wbio);
+ goto end;
+ }
+
+ SSL_set_bio(con, rbio, wbio);
+ SSL_set_connect_state(con);
+
+ if (!TEST_int_le(SSL_connect(con), 0)) {
+ /* This shouldn't succeed because we don't have a server! */
+ goto end;
+ }
+
+ if (!TEST_true(get_MFL_from_client_hello(wbio, &MFL_mode)))
+ /* no MFL in client hello */
+ goto end;
+ if (!TEST_true(max_fragment_len_test[idx_tst] == MFL_mode))
+ goto end;
+
+ testresult = 1;
+
+end:
+ SSL_free(con);
+ SSL_CTX_free(ctx);
+
+ return testresult;
+}
+
+#ifndef OPENSSL_NO_TLS1_3
+static int test_pha_key_update(void)
+{
+ SSL_CTX *cctx = NULL, *sctx = NULL;
+ SSL *clientssl = NULL, *serverssl = NULL;
+ int testresult = 0;
+
+ if (!TEST_true(create_ssl_ctx_pair(TLS_server_method(),
+ TLS_client_method(),
+ &sctx, &cctx, cert, privkey)))
+ return 0;
+
+ if (!TEST_true(SSL_CTX_set_min_proto_version(sctx, TLS1_3_VERSION))
+ || !TEST_true(SSL_CTX_set_max_proto_version(sctx, TLS1_3_VERSION))
+ || !TEST_true(SSL_CTX_set_min_proto_version(cctx, TLS1_3_VERSION))
+ || !TEST_true(SSL_CTX_set_max_proto_version(cctx, TLS1_3_VERSION)))
+ goto end;
+
+
+ if (!TEST_true(create_ssl_objects(sctx, cctx, &serverssl, &clientssl,
+ NULL, NULL)))
+ goto end;
+
+ SSL_force_post_handshake_auth(clientssl);
+
+ if (!TEST_true(create_ssl_connection(serverssl, clientssl,
+ SSL_ERROR_NONE)))
+ goto end;
+
+ SSL_set_verify(serverssl, SSL_VERIFY_PEER, NULL);
+ if (!TEST_true(SSL_verify_client_post_handshake(serverssl)))
+ goto end;
+
+ if (!TEST_true(SSL_key_update(clientssl, SSL_KEY_UPDATE_NOT_REQUESTED)))
+ goto end;
+
+ /* Start handshake on the server */
+ if (!TEST_int_eq(SSL_do_handshake(serverssl), 1))
+ goto end;
+
+ /* Starts with SSL_connect(), but it's really just SSL_do_handshake() */
+ if (!TEST_true(create_ssl_connection(serverssl, clientssl,
+ SSL_ERROR_NONE)))
+ goto end;
+
+ SSL_shutdown(clientssl);
+ SSL_shutdown(serverssl);
+
+ testresult = 1;
+
+ end:
+ SSL_free(serverssl);
+ SSL_free(clientssl);
+ SSL_CTX_free(sctx);
+ SSL_CTX_free(cctx);
+ return testresult;
+}
+#endif
+
+int setup_tests(void)
+{
+ if (!TEST_ptr(cert = test_get_argument(0))
+ || !TEST_ptr(privkey = test_get_argument(1)))
+ return 0;
+
+ if (getenv("OPENSSL_TEST_GETCOUNTS") != NULL) {
+#ifdef OPENSSL_NO_CRYPTO_MDEBUG
+ TEST_error("not supported in this build");
+ return 0;
+#else
+ int i, mcount, rcount, fcount;
+
+ for (i = 0; i < 4; i++)
+ test_export_key_mat(i);
+ CRYPTO_get_alloc_counts(&mcount, &rcount, &fcount);
+ test_printf_stdout("malloc %d realloc %d free %d\n",
+ mcount, rcount, fcount);
+ return 1;
+#endif
+ }
+
+ ADD_TEST(test_large_message_tls);
+ ADD_TEST(test_large_message_tls_read_ahead);
+#ifndef OPENSSL_NO_DTLS
+ ADD_TEST(test_large_message_dtls);
+#endif
+#ifndef OPENSSL_NO_OCSP
+ ADD_TEST(test_tlsext_status_type);
+#endif
+ ADD_TEST(test_session_with_only_int_cache);
+ ADD_TEST(test_session_with_only_ext_cache);
+ ADD_TEST(test_session_with_both_cache);
+ ADD_ALL_TESTS(test_ssl_set_bio, TOTAL_SSL_SET_BIO_TESTS);
+ ADD_TEST(test_ssl_bio_pop_next_bio);
+ ADD_TEST(test_ssl_bio_pop_ssl_bio);
+ ADD_TEST(test_ssl_bio_change_rbio);
+ ADD_TEST(test_ssl_bio_change_wbio);
+#if !defined(OPENSSL_NO_TLS1_2) || defined(OPENSSL_NO_TLS1_3)
+ ADD_ALL_TESTS(test_set_sigalgs, OSSL_NELEM(testsigalgs) * 2);
+ ADD_TEST(test_keylog);
+#endif
+#ifndef OPENSSL_NO_TLS1_3
+ ADD_TEST(test_keylog_no_master_key);
+#endif
+#ifndef OPENSSL_NO_TLS1_2
+ ADD_TEST(test_client_hello_cb);
+#endif
+#ifndef OPENSSL_NO_TLS1_3
+ ADD_ALL_TESTS(test_early_data_read_write, 3);
+ /*
+ * We don't do replay tests for external PSK. Replay protection isn't used
+ * in that scenario.
+ */
+ ADD_ALL_TESTS(test_early_data_replay, 2);
+ 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);
+# endif
+#endif
+#ifndef OPENSSL_NO_TLS1_3
+ ADD_TEST(test_ciphersuite_change);
+#ifdef OPENSSL_NO_PSK
+ ADD_ALL_TESTS(test_tls13_psk, 1);
+#else
+ ADD_ALL_TESTS(test_tls13_psk, 3);
+#endif /* OPENSSL_NO_PSK */
+ ADD_ALL_TESTS(test_custom_exts, 5);
+ ADD_TEST(test_stateless);
+ ADD_TEST(test_pha_key_update);
+#else
+ ADD_ALL_TESTS(test_custom_exts, 3);
+#endif
+ ADD_ALL_TESTS(test_serverinfo, 8);
+ ADD_ALL_TESTS(test_export_key_mat, 4);
+#ifndef OPENSSL_NO_TLS1_3
+ ADD_ALL_TESTS(test_export_key_mat_early, 3);
+#endif
+ ADD_ALL_TESTS(test_ssl_clear, 2);
+ ADD_ALL_TESTS(test_max_fragment_len_ext, OSSL_NELEM(max_fragment_len_test));
+ return 1;
+}
+
+void cleanup_tests(void)
+{
+ bio_s_mempacket_test_free();