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dtls13: test that client do not rtx CH1 after HRR

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This commit is contained in:
rizlik
2026-04-29 09:11:55 +02:00
parent d7a34d4e39
commit b580c05a1a
2 changed files with 94 additions and 0 deletions
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tests/api/test_dtls.c
+92
View File
@@ -1836,6 +1836,98 @@ int test_dtls_rtx_across_epoch_change(void)
return EXPECT_RESULT();
}
#if defined(HAVE_MANUAL_MEMIO_TESTS_DEPENDENCIES) && \
defined(WOLFSSL_DTLS13) && defined(WOLFSSL_DTLS)
static int test_dtls13_get_message_seq(const char* msg, int msgSz,
word16* msgSeq)
{
int hsOff = DTLS_RECORD_HEADER_SZ;
if (msg == NULL || msgSeq == NULL ||
msgSz < DTLS_RECORD_HEADER_SZ + DTLS_HANDSHAKE_HEADER_SZ) {
return BAD_FUNC_ARG;
}
*msgSeq = ((word16)(byte)msg[hsOff + 4] << 8) |
(word16)(byte)msg[hsOff + 5];
return WOLFSSL_SUCCESS;
}
#endif
int test_dtls13_ch2_rtx_no_ch1(void)
{
EXPECT_DECLS;
#if defined(HAVE_MANUAL_MEMIO_TESTS_DEPENDENCIES) && \
defined(WOLFSSL_DTLS13) && defined(WOLFSSL_DTLS)
WOLFSSL_CTX *ctx_c = NULL, *ctx_s = NULL;
WOLFSSL *ssl_c = NULL, *ssl_s = NULL;
struct test_memio_ctx test_ctx;
const char* msg = NULL;
int msgSz = 0;
word16 ch1Seq = 0;
int i;
int foundCh1Seq = 0;
XMEMSET(&test_ctx, 0, sizeof(test_ctx));
ExpectIntEQ(test_memio_setup(&test_ctx, &ctx_c, &ctx_s, &ssl_c, &ssl_s,
wolfDTLSv1_3_client_method, wolfDTLSv1_3_server_method),
0);
/* To force HRR */
ExpectIntEQ(wolfSSL_NoKeyShares(ssl_c), WOLFSSL_SUCCESS);
/* CH1 */
ExpectIntEQ(wolfSSL_connect(ssl_c), -1);
ExpectIntEQ(wolfSSL_get_error(ssl_c, -1), WOLFSSL_ERROR_WANT_READ);
ExpectIntEQ(test_memio_get_message(&test_ctx, 0, &msg, &msgSz, 0), 0);
ExpectIntGE(msgSz, DTLS_RECORD_HEADER_SZ + DTLS_HANDSHAKE_HEADER_SZ);
ExpectIntEQ(test_dtls13_get_message_seq(msg, msgSz, &ch1Seq),
WOLFSSL_SUCCESS);
/* HRR */
ExpectIntEQ(wolfSSL_accept(ssl_s), -1);
ExpectIntEQ(wolfSSL_get_error(ssl_s, -1), WOLFSSL_ERROR_WANT_READ);
ExpectIntGT(test_ctx.c_msg_count, 0);
/* CH2 */
ExpectIntEQ(wolfSSL_connect(ssl_c), -1);
ExpectIntEQ(wolfSSL_get_error(ssl_c, -1), WOLFSSL_ERROR_WANT_READ);
ExpectIntGT(test_ctx.s_msg_count, 0);
/* Drop CH2 and trigger the client retransmission timeout. */
test_memio_clear_buffer(&test_ctx, 0);
if (wolfSSL_dtls13_use_quick_timeout(ssl_c))
ExpectIntEQ(wolfSSL_dtls_got_timeout(ssl_c), WOLFSSL_SUCCESS);
ExpectIntEQ(wolfSSL_dtls_got_timeout(ssl_c), WOLFSSL_SUCCESS);
ExpectIntGT(test_ctx.s_msg_count, 0);
for (i = 0; i < test_ctx.s_msg_count && EXPECT_SUCCESS(); i++) {
int hsOff = DTLS_RECORD_HEADER_SZ;
word16 msgSeq = 0;
ExpectIntEQ(test_memio_get_message(&test_ctx, 0, &msg, &msgSz, i), 0);
/* memio stores one DTLS record per message in this handshake path. */
if (msgSz >= DTLS_RECORD_HEADER_SZ + DTLS_HANDSHAKE_HEADER_SZ &&
(byte)msg[0] == handshake && msg[hsOff] == client_hello) {
ExpectIntEQ(test_dtls13_get_message_seq(msg, msgSz, &msgSeq),
WOLFSSL_SUCCESS);
if (msgSeq == ch1Seq)
foundCh1Seq = 1;
}
}
ExpectIntEQ(foundCh1Seq, 0);
wolfSSL_free(ssl_c);
wolfSSL_CTX_free(ctx_c);
wolfSSL_free(ssl_s);
wolfSSL_CTX_free(ctx_s);
#endif
return EXPECT_RESULT();
}
int test_dtls_drop_client_ack(void)
{
EXPECT_DECLS;
tests/api/test_dtls.h
+2
View File
@@ -41,6 +41,7 @@ int test_dtls13_short_read(void);
int test_records_span_network_boundaries(void);
int test_dtls_record_cross_boundaries(void);
int test_dtls_rtx_across_epoch_change(void);
int test_dtls13_ch2_rtx_no_ch1(void);
int test_dtls_drop_client_ack(void);
int test_dtls_bogus_finished_epoch_zero(void);
int test_dtls_replay(void);
@@ -75,6 +76,7 @@ int test_dtls13_oversized_cert_chain(void);
TEST_DECL_GROUP("dtls", test_records_span_network_boundaries), \
TEST_DECL_GROUP("dtls", test_dtls_record_cross_boundaries), \
TEST_DECL_GROUP("dtls", test_dtls_rtx_across_epoch_change), \
TEST_DECL_GROUP("dtls", test_dtls13_ch2_rtx_no_ch1), \
TEST_DECL_GROUP("dtls", test_dtls_drop_client_ack), \
TEST_DECL_GROUP("dtls", test_dtls_bogus_finished_epoch_zero), \
TEST_DECL_GROUP("dtls", test_dtls_replay), \