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fix tls_bench DTLS mode failures #10606

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fix tls_bench DTLS mode failures #10606

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de3eb8d
fix tls_bench DTLS mode failures
miyazakh Jun 5, 2026
c6158c6
fix undefined doDTLS
miyazakh Jun 5, 2026
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57 changes: 39 additions & 18 deletions examples/benchmark/tls_bench.c
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Original file line number Diff line number Diff line change
Expand Up @@ -130,8 +130,10 @@ Or
/* WOLFSSL_MAX_MTU in internal.h */
#define TEST_DTLS_PACKET_SIZE (1500)
#else
/* MAX_UDP_SIZE in interna.h */
#define TEST_DTLS_PACKET_SIZE (8092)
/* Must fit in one DTLS record: WOLFSSL_MAX_MTU (1400) - MAX_MSG_EXTRA (~102).
* Define WOLFSSL_DTLS_MTU and call wolfSSL_dtls_set_mtu() to use larger
* packets; or build with WOLFSSL_NO_DTLS_SIZE_CHECK to auto-fragment. */
#define TEST_DTLS_PACKET_SIZE (1200)
#endif
#endif

Expand Down Expand Up @@ -1304,27 +1306,31 @@ static int SetupSocketAndListen(int* listenFd, word32 port, int doDTLS)
fprintf(stderr, "ERROR: failed to create the socket\n");
return -1;
}
}

/* allow reuse */
if (setsockopt(*listenFd, SOL_SOCKET, SO_REUSEADDR,
&optval, sizeof(optval)) == -1) {
fprintf(stderr, "setsockopt SO_REUSEADDR failed\n");
return -1;
}

/* Listen for the client. */
if (bind(*listenFd, (struct sockaddr*)&servAddr,
sizeof(servAddr)) == -1) {
fprintf(stderr, "ERROR: failed to bind\n");
return -1;
}
/* allow reuse */
if (setsockopt(*listenFd, SOL_SOCKET, SO_REUSEADDR,
&optval, sizeof(optval)) == -1) {
fprintf(stderr, "setsockopt SO_REUSEADDR failed\n");
return -1;
}

if (listen(*listenFd, 5) != 0) {
fprintf(stderr, "ERROR: failed to listen\n");
if (bind(*listenFd, (struct sockaddr*)&servAddr,
sizeof(servAddr)) == -1) {
fprintf(stderr, "ERROR: failed to bind\n");
return -1;
}

#ifdef WOLFSSL_DTLS
if (!doDTLS)
#endif
{
if (listen(*listenFd, 5) != 0) {
fprintf(stderr, "ERROR: failed to listen\n");
return -1;
}
}

#ifdef BENCH_USE_NONBLOCK
if (SetSocketNonBlocking(*listenFd) != 0) {
return -1;
Expand Down Expand Up @@ -2119,7 +2125,14 @@ int bench_tls(void* args)
}
}
#endif
fprintf(stderr, "Running TLS Benchmarks...\n");
#ifdef WOLFSSL_DTLS
if (doDTLS) {
fprintf(stderr, "Running DTLS Benchmarks...\n");
} else
#endif
{
fprintf(stderr, "Running TLS Benchmarks...\n");
}

/* parse by : */
while ((cipher != NULL) && (cipher[0] != '\0')) {
Expand All @@ -2135,6 +2148,14 @@ int bench_tls(void* args)
fprintf(stderr, "Cipher: %s\n", cipher);
}

#if defined(WOLFSSL_DTLS) && !defined(WOLFSSL_DTLS13)
if (doDTLS && XSTRNCMP(cipher, "TLS13", 5) == 0) {
/* DTLS 1.3 not compiled in; skip TLS 1.3 ciphers */
cipher = (next_cipher != NULL) ? (next_cipher + 1) : NULL;
continue;
}
#endif

#if defined(WOLFSSL_TLS13) && defined(HAVE_SUPPORTED_CURVES)
for (group_index = 0; groups[group_index].name != NULL; group_index++) {
const char *gname = theadInfo[0].group == 0 ? "N/A"
Expand Down
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