* https://www.openssl.org/source/license.html
*/
+#include <string.h>
#include <openssl/bio.h>
#include <openssl/crypto.h>
#include <openssl/ssl.h>
++timer_cb_count;
if (timer_us == 0)
- return 1000000;
+ return 50000;
else
return 2 * timer_us;
}
return testresult;
}
+#define CLI_TO_SRV_EPOCH_0_RECS 3
+#define CLI_TO_SRV_EPOCH_1_RECS 1
+#if !defined(OPENSSL_NO_EC) || !defined(OPENSSL_NO_DH)
+# define SRV_TO_CLI_EPOCH_0_RECS 12
+#else
+/*
+ * In this case we have no ServerKeyExchange message, because we don't have
+ * ECDHE or DHE. When it is present it gets fragmented into 3 records in this
+ * test.
+ */
+# define SRV_TO_CLI_EPOCH_0_RECS 9
+#endif
+#define SRV_TO_CLI_EPOCH_1_RECS 1
+#define TOTAL_FULL_HAND_RECORDS \
+ (CLI_TO_SRV_EPOCH_0_RECS + CLI_TO_SRV_EPOCH_1_RECS + \
+ SRV_TO_CLI_EPOCH_0_RECS + SRV_TO_CLI_EPOCH_1_RECS)
+
+#define CLI_TO_SRV_RESUME_EPOCH_0_RECS 3
+#define CLI_TO_SRV_RESUME_EPOCH_1_RECS 1
+#define SRV_TO_CLI_RESUME_EPOCH_0_RECS 2
+#define SRV_TO_CLI_RESUME_EPOCH_1_RECS 1
+#define TOTAL_RESUME_HAND_RECORDS \
+ (CLI_TO_SRV_RESUME_EPOCH_0_RECS + CLI_TO_SRV_RESUME_EPOCH_1_RECS + \
+ SRV_TO_CLI_RESUME_EPOCH_0_RECS + SRV_TO_CLI_RESUME_EPOCH_1_RECS)
+
+#define TOTAL_RECORDS (TOTAL_FULL_HAND_RECORDS + TOTAL_RESUME_HAND_RECORDS)
+
+static int test_dtls_drop_records(int idx)
+{
+ SSL_CTX *sctx = NULL, *cctx = NULL;
+ SSL *serverssl = NULL, *clientssl = NULL;
+ BIO *c_to_s_fbio, *mempackbio;
+ int testresult = 0;
+ int epoch = 0;
+ SSL_SESSION *sess = NULL;
+ int cli_to_srv_epoch0, cli_to_srv_epoch1, srv_to_cli_epoch0;
+
+ if (!TEST_true(create_ssl_ctx_pair(DTLS_server_method(),
+ DTLS_client_method(),
+ DTLS1_VERSION, DTLS_MAX_VERSION,
+ &sctx, &cctx, cert, privkey)))
+ return 0;
+
+ if (idx >= TOTAL_FULL_HAND_RECORDS) {
+ /* We're going to do a resumption handshake. Get a session first. */
+ if (!TEST_true(create_ssl_objects(sctx, cctx, &serverssl, &clientssl,
+ NULL, NULL))
+ || !TEST_true(create_ssl_connection(serverssl, clientssl,
+ SSL_ERROR_NONE))
+ || !TEST_ptr(sess = SSL_get1_session(clientssl)))
+ goto end;
+
+ SSL_shutdown(clientssl);
+ SSL_shutdown(serverssl);
+ SSL_free(serverssl);
+ SSL_free(clientssl);
+ serverssl = clientssl = NULL;
+
+ cli_to_srv_epoch0 = CLI_TO_SRV_RESUME_EPOCH_0_RECS;
+ cli_to_srv_epoch1 = CLI_TO_SRV_RESUME_EPOCH_1_RECS;
+ srv_to_cli_epoch0 = SRV_TO_CLI_RESUME_EPOCH_0_RECS;
+ idx -= TOTAL_FULL_HAND_RECORDS;
+ } else {
+ cli_to_srv_epoch0 = CLI_TO_SRV_EPOCH_0_RECS;
+ cli_to_srv_epoch1 = CLI_TO_SRV_EPOCH_1_RECS;
+ srv_to_cli_epoch0 = SRV_TO_CLI_EPOCH_0_RECS;
+ }
+
+ c_to_s_fbio = BIO_new(bio_f_tls_dump_filter());
+ if (!TEST_ptr(c_to_s_fbio))
+ goto end;
+
+ /* BIO is freed by create_ssl_connection on error */
+ if (!TEST_true(create_ssl_objects(sctx, cctx, &serverssl, &clientssl,
+ NULL, c_to_s_fbio)))
+ goto end;
+
+ if (sess != NULL) {
+ if (!TEST_true(SSL_set_session(clientssl, sess)))
+ goto end;
+ }
+
+ DTLS_set_timer_cb(clientssl, timer_cb);
+ DTLS_set_timer_cb(serverssl, timer_cb);
+
+ /* Work out which record to drop based on the test number */
+ if (idx >= cli_to_srv_epoch0 + cli_to_srv_epoch1) {
+ mempackbio = SSL_get_wbio(serverssl);
+ idx -= cli_to_srv_epoch0 + cli_to_srv_epoch1;
+ if (idx >= srv_to_cli_epoch0) {
+ epoch = 1;
+ idx -= srv_to_cli_epoch0;
+ }
+ } else {
+ mempackbio = SSL_get_wbio(clientssl);
+ if (idx >= cli_to_srv_epoch0) {
+ epoch = 1;
+ idx -= cli_to_srv_epoch0;
+ }
+ mempackbio = BIO_next(mempackbio);
+ }
+ BIO_ctrl(mempackbio, MEMPACKET_CTRL_SET_DROP_EPOCH, epoch, NULL);
+ BIO_ctrl(mempackbio, MEMPACKET_CTRL_SET_DROP_REC, idx, NULL);
+
+ if (!TEST_true(create_ssl_connection(serverssl, clientssl, SSL_ERROR_NONE)))
+ goto end;
+
+ if (sess != NULL && !TEST_true(SSL_session_reused(clientssl)))
+ goto end;
+
+ /* If the test did what we planned then it should have dropped a record */
+ if (!TEST_int_eq((int)BIO_ctrl(mempackbio, MEMPACKET_CTRL_GET_DROP_REC, 0,
+ NULL), -1))
+ goto end;
+
+ testresult = 1;
+ end:
+ SSL_SESSION_free(sess);
+ SSL_free(serverssl);
+ SSL_free(clientssl);
+ SSL_CTX_free(sctx);
+ SSL_CTX_free(cctx);
+
+ return testresult;
+}
+
+static const char dummy_cookie[] = "0123456";
+
+static int generate_cookie_cb(SSL *ssl, unsigned char *cookie,
+ unsigned int *cookie_len)
+{
+ memcpy(cookie, dummy_cookie, sizeof(dummy_cookie));
+ *cookie_len = sizeof(dummy_cookie);
+ return 1;
+}
+
+static int verify_cookie_cb(SSL *ssl, const unsigned char *cookie,
+ unsigned int cookie_len)
+{
+ return TEST_mem_eq(cookie, cookie_len, dummy_cookie, sizeof(dummy_cookie));
+}
+
+static int test_cookie(void)
+{
+ SSL_CTX *sctx = NULL, *cctx = NULL;
+ SSL *serverssl = NULL, *clientssl = NULL;
+ int testresult = 0;
+
+ if (!TEST_true(create_ssl_ctx_pair(DTLS_server_method(),
+ DTLS_client_method(),
+ DTLS1_VERSION, DTLS_MAX_VERSION,
+ &sctx, &cctx, cert, privkey)))
+ return 0;
+
+ SSL_CTX_set_options(sctx, SSL_OP_COOKIE_EXCHANGE);
+ SSL_CTX_set_cookie_generate_cb(sctx, generate_cookie_cb);
+ SSL_CTX_set_cookie_verify_cb(sctx, verify_cookie_cb);
+
+ if (!TEST_true(create_ssl_objects(sctx, cctx, &serverssl, &clientssl,
+ NULL, NULL))
+ || !TEST_true(create_ssl_connection(serverssl, clientssl,
+ SSL_ERROR_NONE)))
+ goto end;
+
+ testresult = 1;
+ end:
+ SSL_free(serverssl);
+ SSL_free(clientssl);
+ SSL_CTX_free(sctx);
+ SSL_CTX_free(cctx);
+
+ return testresult;
+}
+
+static int test_dtls_duplicate_records(void)
+{
+ SSL_CTX *sctx = NULL, *cctx = NULL;
+ SSL *serverssl = NULL, *clientssl = NULL;
+ int testresult = 0;
+
+ if (!TEST_true(create_ssl_ctx_pair(DTLS_server_method(),
+ DTLS_client_method(),
+ DTLS1_VERSION, DTLS_MAX_VERSION,
+ &sctx, &cctx, cert, privkey)))
+ return 0;
+
+ if (!TEST_true(create_ssl_objects(sctx, cctx, &serverssl, &clientssl,
+ NULL, NULL)))
+ goto end;
+
+ DTLS_set_timer_cb(clientssl, timer_cb);
+ DTLS_set_timer_cb(serverssl, timer_cb);
+
+ BIO_ctrl(SSL_get_wbio(clientssl), MEMPACKET_CTRL_SET_DUPLICATE_REC, 1, NULL);
+ BIO_ctrl(SSL_get_wbio(serverssl), MEMPACKET_CTRL_SET_DUPLICATE_REC, 1, NULL);
+
+ if (!TEST_true(create_ssl_connection(serverssl, clientssl, SSL_ERROR_NONE)))
+ goto end;
+
+ testresult = 1;
+ end:
+ SSL_free(serverssl);
+ SSL_free(clientssl);
+ SSL_CTX_free(sctx);
+ SSL_CTX_free(cctx);
+
+ return testresult;
+}
+
int setup_tests(void)
{
if (!TEST_ptr(cert = test_get_argument(0))
return 0;
ADD_ALL_TESTS(test_dtls_unprocessed, NUM_TESTS);
+ ADD_ALL_TESTS(test_dtls_drop_records, TOTAL_RECORDS);
+ ADD_TEST(test_cookie);
+ ADD_TEST(test_dtls_duplicate_records);
+
return 1;
}
projects / openssl.git / blobdiff