openssl/test/bio_dgram_test.c
Tomas Mraz 19b6b5f479 Fix older clang warning on initialization
We use memset() instead.

Reviewed-by: Hugo Landau <hlandau@openssl.org>
Reviewed-by: Paul Dale <pauli@openssl.org>
(Merged from https://github.com/openssl/openssl/pull/19311)
2022-10-07 20:44:36 +02:00

766 lines
20 KiB
C

/*
* Copyright 2022 The OpenSSL Project Authors. All Rights Reserved.
*
* Licensed under the Apache License 2.0 (the "License"). You may not use
* this file except in compliance with the License. You can obtain a copy
* in the file LICENSE in the source distribution or at
* https://www.openssl.org/source/license.html
*/
#include <string.h>
#include <openssl/bio.h>
#include <openssl/rand.h>
#include "testutil.h"
#include "internal/sockets.h"
#if !defined(OPENSSL_NO_DGRAM) && !defined(OPENSSL_NO_SOCK)
static int compare_addr(const BIO_ADDR *a, const BIO_ADDR *b)
{
struct in_addr xa, xb;
#if OPENSSL_USE_IPV6
struct in6_addr xa6, xb6;
#endif
void *pa, *pb;
size_t slen, tmplen;
if (BIO_ADDR_family(a) != BIO_ADDR_family(b))
return 0;
if (BIO_ADDR_family(a) == AF_INET) {
pa = &xa;
pb = &xb;
slen = sizeof(xa);
}
#if OPENSSL_USE_IPV6
else if (BIO_ADDR_family(a) == AF_INET6) {
pa = &xa6;
pb = &xb6;
slen = sizeof(xa6);
}
#endif
else {
return 0;
}
tmplen = slen;
if (!TEST_int_eq(BIO_ADDR_rawaddress(a, pa, &tmplen), 1))
return 0;
tmplen = slen;
if (!TEST_int_eq(BIO_ADDR_rawaddress(b, pb, &tmplen), 1))
return 0;
if (!TEST_mem_eq(pa, slen, pb, slen))
return 0;
if (!TEST_int_eq(BIO_ADDR_rawport(a), BIO_ADDR_rawport(b)))
return 0;
return 1;
}
static int do_sendmmsg(BIO *b, BIO_MSG *msg,
size_t num_msg, uint64_t flags,
size_t *num_processed)
{
size_t done;
for (done = 0; done < num_msg; ) {
if (!BIO_sendmmsg(b, msg + done, sizeof(BIO_MSG),
num_msg - done, flags, num_processed))
return 0;
done += *num_processed;
}
*num_processed = done;
return 1;
}
static int do_recvmmsg(BIO *b, BIO_MSG *msg,
size_t num_msg, uint64_t flags,
size_t *num_processed)
{
size_t done;
for (done = 0; done < num_msg; ) {
if (!BIO_recvmmsg(b, msg + done, sizeof(BIO_MSG),
num_msg - done, flags, num_processed))
return 0;
done += *num_processed;
}
*num_processed = done;
return 1;
}
static int test_bio_dgram_impl(int af, int use_local)
{
int testresult = 0;
BIO *b1 = NULL, *b2 = NULL;
int fd1 = -1, fd2 = -1;
BIO_ADDR *addr1 = NULL, *addr2 = NULL, *addr3 = NULL, *addr4 = NULL,
*addr5 = NULL, *addr6 = NULL;
struct in_addr ina;
#if OPENSSL_USE_IPV6
struct in6_addr ina6;
#endif
void *pina;
size_t inal, i;
union BIO_sock_info_u info1 = {0}, info2 = {0};
char rx_buf[128], rx_buf2[128];
BIO_MSG tx_msg[128], rx_msg[128];
char tx_buf[128];
size_t num_processed = 0;
if (af == AF_INET) {
TEST_info("# Testing with AF_INET, local=%d\n", use_local);
pina = &ina;
inal = sizeof(ina);
}
#if OPENSSL_USE_IPV6
else if (af == AF_INET6) {
TEST_info("# Testing with AF_INET6, local=%d\n", use_local);
pina = &ina6;
inal = sizeof(ina6);
}
#endif
else {
goto err;
}
memset(pina, 0, inal);
ina.s_addr = htonl(0x7f000001UL);
#if OPENSSL_USE_IPV6
ina6.s6_addr[15] = 1;
#endif
addr1 = BIO_ADDR_new();
if (!TEST_ptr(addr1))
goto err;
addr2 = BIO_ADDR_new();
if (!TEST_ptr(addr2))
goto err;
addr3 = BIO_ADDR_new();
if (!TEST_ptr(addr3))
goto err;
addr4 = BIO_ADDR_new();
if (!TEST_ptr(addr4))
goto err;
addr5 = BIO_ADDR_new();
if (!TEST_ptr(addr5))
goto err;
addr6 = BIO_ADDR_new();
if (!TEST_ptr(addr6))
goto err;
if (!TEST_int_eq(BIO_ADDR_rawmake(addr1, af, pina, inal, 0), 1))
goto err;
if (!TEST_int_eq(BIO_ADDR_rawmake(addr2, af, pina, inal, 0), 1))
goto err;
fd1 = BIO_socket(af, SOCK_DGRAM, IPPROTO_UDP, 0);
if (!TEST_int_ge(fd1, 0))
goto err;
fd2 = BIO_socket(af, SOCK_DGRAM, IPPROTO_UDP, 0);
if (!TEST_int_ge(fd2, 0))
goto err;
if (!TEST_int_gt(BIO_bind(fd1, addr1, 0), 0))
goto err;
if (!TEST_int_gt(BIO_bind(fd2, addr2, 0), 0))
goto err;
info1.addr = addr1;
if (!TEST_int_gt(BIO_sock_info(fd1, BIO_SOCK_INFO_ADDRESS, &info1), 0))
goto err;
info2.addr = addr2;
if (!TEST_int_gt(BIO_sock_info(fd2, BIO_SOCK_INFO_ADDRESS, &info2), 0))
goto err;
if (!TEST_int_gt(BIO_ADDR_rawport(addr1), 0))
goto err;
if (!TEST_int_gt(BIO_ADDR_rawport(addr2), 0))
goto err;
b1 = BIO_new_dgram(fd1, 0);
if (!TEST_ptr(b1))
goto err;
b2 = BIO_new_dgram(fd2, 0);
if (!TEST_ptr(b2))
goto err;
if (!TEST_int_gt(BIO_dgram_set_peer(b1, addr2), 0))
goto err;
if (!TEST_int_gt(BIO_write(b1, "hello", 5), 0))
goto err;
/* Receiving automatically sets peer as source addr */
if (!TEST_int_eq(BIO_read(b2, rx_buf, sizeof(rx_buf)), 5))
goto err;
if (!TEST_mem_eq(rx_buf, 5, "hello", 5))
goto err;
if (!TEST_int_gt(BIO_dgram_get_peer(b2, addr3), 0))
goto err;
if (!TEST_int_eq(compare_addr(addr3, addr1), 1))
goto err;
/* Clear peer */
if (!TEST_int_gt(BIO_ADDR_rawmake(addr3, af, pina, inal, 0), 0))
goto err;
if (!TEST_int_gt(BIO_dgram_set_peer(b1, addr3), 0))
goto err;
if (!TEST_int_gt(BIO_dgram_set_peer(b2, addr3), 0))
goto err;
/* Now test using sendmmsg/recvmmsg with no peer set */
tx_msg[0].data = "apple";
tx_msg[0].data_len = 5;
tx_msg[0].peer = NULL;
tx_msg[0].local = NULL;
tx_msg[0].flags = 0;
tx_msg[1].data = "orange";
tx_msg[1].data_len = 6;
tx_msg[1].peer = NULL;
tx_msg[1].local = NULL;
tx_msg[1].flags = 0;
/* First effort should fail due to missing destination address */
if (!TEST_false(do_sendmmsg(b1, tx_msg, 2, 0, &num_processed))
|| !TEST_size_t_eq(num_processed, 0))
goto err;
/*
* Second effort should fail due to local being requested
* when not enabled
*/
tx_msg[0].peer = addr2;
tx_msg[0].local = addr1;
tx_msg[1].peer = addr2;
tx_msg[1].local = addr1;
if (!TEST_false(do_sendmmsg(b1, tx_msg, 2, 0, &num_processed)
|| !TEST_size_t_eq(num_processed, 0)))
goto err;
/* Enable local if we are using it */
if (BIO_dgram_get_local_addr_cap(b1) > 0 && use_local) {
if (!TEST_int_eq(BIO_dgram_set_local_addr_enable(b1, 1), 1))
goto err;
} else {
tx_msg[0].local = NULL;
tx_msg[1].local = NULL;
use_local = 0;
}
/* Third effort should succeed */
if (!TEST_true(do_sendmmsg(b1, tx_msg, 2, 0, &num_processed))
|| !TEST_size_t_eq(num_processed, 2))
goto err;
/* Now try receiving */
rx_msg[0].data = rx_buf;
rx_msg[0].data_len = sizeof(rx_buf);
rx_msg[0].peer = addr3;
rx_msg[0].local = addr4;
rx_msg[0].flags = (1UL<<31); /* undefined flag, should be erased */
memset(rx_buf, 0, sizeof(rx_buf));
rx_msg[1].data = rx_buf2;
rx_msg[1].data_len = sizeof(rx_buf2);
rx_msg[1].peer = addr5;
rx_msg[1].local = addr6;
rx_msg[1].flags = (1UL<<31); /* undefined flag, should be erased */
memset(rx_buf2, 0, sizeof(rx_buf2));
/*
* Should fail at first due to local being requested when not
* enabled
*/
if (!TEST_false(do_recvmmsg(b2, rx_msg, 2, 0, &num_processed))
|| !TEST_size_t_eq(num_processed, 0))
goto err;
/* Fields have not been modified */
if (!TEST_int_eq((int)rx_msg[0].data_len, sizeof(rx_buf)))
goto err;
if (!TEST_int_eq((int)rx_msg[1].data_len, sizeof(rx_buf2)))
goto err;
if (!TEST_ulong_eq((unsigned long)rx_msg[0].flags, 1UL<<31))
goto err;
if (!TEST_ulong_eq((unsigned long)rx_msg[1].flags, 1UL<<31))
goto err;
/* Enable local if we are using it */
if (BIO_dgram_get_local_addr_cap(b2) > 0 && use_local) {
if (!TEST_int_eq(BIO_dgram_set_local_addr_enable(b2, 1), 1))
goto err;
} else {
rx_msg[0].local = NULL;
rx_msg[1].local = NULL;
use_local = 0;
}
/* Do the receive. */
if (!TEST_true(do_recvmmsg(b2, rx_msg, 2, 0, &num_processed))
|| !TEST_size_t_eq(num_processed, 2))
goto err;
/* data_len should have been updated correctly */
if (!TEST_int_eq((int)rx_msg[0].data_len, 5))
goto err;
if (!TEST_int_eq((int)rx_msg[1].data_len, 6))
goto err;
/* flags should have been zeroed */
if (!TEST_int_eq((int)rx_msg[0].flags, 0))
goto err;
if (!TEST_int_eq((int)rx_msg[1].flags, 0))
goto err;
/* peer address should match expected */
if (!TEST_int_eq(compare_addr(addr3, addr1), 1))
goto err;
if (!TEST_int_eq(compare_addr(addr5, addr1), 1))
goto err;
/*
* Do not test local address yet as some platforms do not reliably return
* local addresses for messages queued for RX before local address support
* was enabled. Instead, send some new messages and test they're received
* with the correct local addresses.
*/
if (!TEST_true(do_sendmmsg(b1, tx_msg, 2, 0, &num_processed))
|| !TEST_size_t_eq(num_processed, 2))
goto err;
/* Receive the messages. */
rx_msg[0].data_len = sizeof(rx_buf);
rx_msg[1].data_len = sizeof(rx_buf2);
if (!TEST_true(do_recvmmsg(b2, rx_msg, 2, 0, &num_processed))
|| !TEST_size_t_eq(num_processed, 2))
goto err;
if (rx_msg[0].local != NULL) {
/* If we are using local, it should match expected */
if (!TEST_int_eq(compare_addr(addr4, addr2), 1))
goto err;
if (!TEST_int_eq(compare_addr(addr6, addr2), 1))
goto err;
}
/*
* Try sending more than can be handled in one sendmmsg call (when using the
* sendmmsg implementation)
*/
for (i = 0; i < OSSL_NELEM(tx_msg); ++i) {
tx_buf[i] = (char)i;
tx_msg[i].data = tx_buf + i;
tx_msg[i].data_len = 1;
tx_msg[i].peer = addr2;
tx_msg[i].local = use_local ? addr1 : NULL;
tx_msg[i].flags = 0;
}
if (!TEST_true(do_sendmmsg(b1, tx_msg, OSSL_NELEM(tx_msg), 0, &num_processed))
|| !TEST_size_t_eq(num_processed, OSSL_NELEM(tx_msg)))
goto err;
/*
* Try receiving more than can be handled in one recvmmsg call (when using
* the recvmmsg implementation)
*/
for (i = 0; i < OSSL_NELEM(rx_msg); ++i) {
rx_buf[i] = '\0';
rx_msg[i].data = rx_buf + i;
rx_msg[i].data_len = 1;
rx_msg[i].peer = NULL;
rx_msg[i].local = NULL;
rx_msg[i].flags = 0;
}
if (!TEST_true(do_recvmmsg(b2, rx_msg, OSSL_NELEM(rx_msg), 0, &num_processed))
|| !TEST_size_t_eq(num_processed, OSSL_NELEM(rx_msg)))
goto err;
if (!TEST_mem_eq(tx_buf, OSSL_NELEM(tx_msg), rx_buf, OSSL_NELEM(tx_msg)))
goto err;
testresult = 1;
err:
BIO_free(b1);
BIO_free(b2);
if (fd1 >= 0)
BIO_closesocket(fd1);
if (fd2 >= 0)
BIO_closesocket(fd2);
BIO_ADDR_free(addr1);
BIO_ADDR_free(addr2);
BIO_ADDR_free(addr3);
BIO_ADDR_free(addr4);
BIO_ADDR_free(addr5);
BIO_ADDR_free(addr6);
return testresult;
}
struct bio_dgram_case {
int af, local;
};
static const struct bio_dgram_case bio_dgram_cases[] = {
/* Test without local */
{ AF_INET, 0 },
#if OPENSSL_USE_IPV6
{ AF_INET6, 0 },
#endif
/* Test with local */
{ AF_INET, 1 },
#if OPENSSL_USE_IPV6
{ AF_INET6, 1 }
#endif
};
static int test_bio_dgram(int idx)
{
return test_bio_dgram_impl(bio_dgram_cases[idx].af,
bio_dgram_cases[idx].local);
}
static int random_data(const uint32_t *key, uint8_t *data, size_t data_len, size_t offset)
{
int ret = 0, outl;
EVP_CIPHER_CTX *ctx = NULL;
EVP_CIPHER *cipher = NULL;
static const uint8_t zeroes[2048];
uint32_t counter[4] = {0};
counter[0] = (uint32_t)offset;
ctx = EVP_CIPHER_CTX_new();
if (ctx == NULL)
goto err;
cipher = EVP_CIPHER_fetch(NULL, "ChaCha20", NULL);
if (cipher == NULL)
goto err;
if (EVP_EncryptInit_ex2(ctx, cipher, (uint8_t *)key, (uint8_t *)counter, NULL) == 0)
goto err;
while (data_len > 0) {
outl = data_len > sizeof(zeroes) ? (int)sizeof(zeroes) : (int)data_len;
if (EVP_EncryptUpdate(ctx, data, &outl, zeroes, outl) != 1)
goto err;
data += outl;
data_len -= outl;
}
ret = 1;
err:
EVP_CIPHER_CTX_free(ctx);
EVP_CIPHER_free(cipher);
return ret;
}
static int test_bio_dgram_pair(void)
{
int testresult = 0, blen, mtu1, mtu2, r;
BIO *bio1 = NULL, *bio2 = NULL;
uint8_t scratch[2048 + 4], scratch2[2048];
uint32_t key[8];
size_t i, num_dgram, num_processed = 0;
BIO_MSG msgs[2], rmsgs[2];
BIO_ADDR *addr1 = NULL, *addr2 = NULL, *addr3 = NULL, *addr4 = NULL;
struct in_addr in_local;
size_t total = 0;
const uint32_t ref_caps = BIO_DGRAM_CAP_HANDLES_SRC_ADDR
| BIO_DGRAM_CAP_HANDLES_DST_ADDR
| BIO_DGRAM_CAP_PROVIDES_SRC_ADDR
| BIO_DGRAM_CAP_PROVIDES_DST_ADDR;
memset(msgs, 0, sizeof(msgs));
memset(rmsgs, 0, sizeof(rmsgs));
in_local.s_addr = ntohl(0x7f000001);
for (i = 0; i < OSSL_NELEM(key); ++i)
key[i] = test_random();
if (!TEST_int_eq(BIO_new_bio_dgram_pair(&bio1, 0, &bio2, 0), 1))
goto err;
mtu1 = BIO_dgram_get_mtu(bio1);
if (!TEST_int_ge(mtu1, 1280))
goto err;
mtu2 = BIO_dgram_get_mtu(bio2);
if (!TEST_int_ge(mtu2, 1280))
goto err;
if (!TEST_int_eq(mtu1, mtu2))
goto err;
if (!TEST_int_le(mtu1, sizeof(scratch) - 4))
goto err;
for (i = 0;; ++i) {
if (!TEST_int_eq(random_data(key, scratch, sizeof(scratch), i), 1))
goto err;
blen = ((*(uint32_t*)scratch) % mtu1) + 1;
r = BIO_write(bio1, scratch + 4, blen);
if (r == -1)
break;
if (!TEST_int_eq(r, blen))
goto err;
total += blen;
if (!TEST_size_t_lt(total, 1 * 1024 * 1024))
goto err;
}
/*
* Should be able to fit at least 9 datagrams in default write buffer size
* in worst case
*/
if (!TEST_int_ge(i, 9))
goto err;
/* Check we read back the same data */
num_dgram = i;
for (i = 0; i < num_dgram; ++i) {
if (!TEST_int_eq(random_data(key, scratch, sizeof(scratch), i), 1))
goto err;
blen = ((*(uint32_t*)scratch) % mtu1) + 1;
r = BIO_read(bio2, scratch2, sizeof(scratch2));
if (!TEST_int_eq(r, blen))
goto err;
if (!TEST_mem_eq(scratch + 4, blen, scratch2, blen))
goto err;
}
/* Should now be out of data */
if (!TEST_int_eq(BIO_read(bio2, scratch2, sizeof(scratch2)), -1))
goto err;
/* sendmmsg/recvmmsg */
if (!TEST_int_eq(random_data(key, scratch, sizeof(scratch), 0), 1))
goto err;
msgs[0].data = scratch;
msgs[0].data_len = 19;
msgs[1].data = scratch + 19;
msgs[1].data_len = 46;
if (!TEST_true(BIO_sendmmsg(bio1, msgs, sizeof(BIO_MSG), OSSL_NELEM(msgs), 0,
&num_processed))
|| !TEST_size_t_eq(num_processed, 2))
goto err;
rmsgs[0].data = scratch2;
rmsgs[0].data_len = 64;
rmsgs[1].data = scratch2 + 64;
rmsgs[1].data_len = 64;
if (!TEST_true(BIO_recvmmsg(bio2, rmsgs, sizeof(BIO_MSG), OSSL_NELEM(rmsgs), 0,
&num_processed))
|| !TEST_size_t_eq(num_processed, 2))
goto err;
if (!TEST_mem_eq(rmsgs[0].data, rmsgs[0].data_len, scratch, 19))
goto err;
if (!TEST_mem_eq(rmsgs[1].data, rmsgs[1].data_len, scratch + 19, 46))
goto err;
/* sendmmsg/recvmmsg with peer */
addr1 = BIO_ADDR_new();
if (!TEST_ptr(addr1))
goto err;
if (!TEST_int_eq(BIO_ADDR_rawmake(addr1, AF_INET, &in_local,
sizeof(in_local), 1234), 1))
goto err;
addr2 = BIO_ADDR_new();
if (!TEST_ptr(addr2))
goto err;
if (!TEST_int_eq(BIO_ADDR_rawmake(addr2, AF_INET, &in_local,
sizeof(in_local), 2345), 1))
goto err;
addr3 = BIO_ADDR_new();
if (!TEST_ptr(addr3))
goto err;
addr4 = BIO_ADDR_new();
if (!TEST_ptr(addr4))
goto err;
msgs[0].peer = addr1;
/* fails due to lack of caps on peer */
if (!TEST_false(BIO_sendmmsg(bio1, msgs, sizeof(BIO_MSG), OSSL_NELEM(msgs),
0, &num_processed))
|| !TEST_size_t_eq(num_processed, 0))
goto err;
if (!TEST_int_eq(BIO_dgram_set_caps(bio2, ref_caps), 1))
goto err;
if (!TEST_int_eq(BIO_dgram_get_caps(bio2), ref_caps))
goto err;
if (!TEST_int_eq(BIO_dgram_get_effective_caps(bio1), ref_caps))
goto err;
if (!TEST_int_eq(BIO_dgram_get_effective_caps(bio2), 0))
goto err;
if (!TEST_int_eq(BIO_dgram_set_caps(bio1, ref_caps), 1))
goto err;
/* succeeds with cap now available */
if (!TEST_true(BIO_sendmmsg(bio1, msgs, sizeof(BIO_MSG), 1, 0, &num_processed))
|| !TEST_size_t_eq(num_processed, 1))
goto err;
/* enable local addr support */
if (!TEST_int_eq(BIO_dgram_set_local_addr_enable(bio2, 1), 1))
goto err;
rmsgs[0].data = scratch2;
rmsgs[0].data_len = 64;
rmsgs[0].peer = addr3;
rmsgs[0].local = addr4;
if (!TEST_true(BIO_recvmmsg(bio2, rmsgs, sizeof(BIO_MSG), OSSL_NELEM(rmsgs), 0,
&num_processed))
|| !TEST_size_t_eq(num_processed, 1))
goto err;
if (!TEST_mem_eq(rmsgs[0].data, rmsgs[0].data_len, msgs[0].data, 19))
goto err;
/* We didn't set the source address so this should be zero */
if (!TEST_int_eq(BIO_ADDR_family(addr3), 0))
goto err;
if (!TEST_int_eq(BIO_ADDR_family(addr4), AF_INET))
goto err;
if (!TEST_int_eq(BIO_ADDR_rawport(addr4), 1234))
goto err;
/* test source address */
msgs[0].local = addr2;
if (!TEST_int_eq(BIO_dgram_set_local_addr_enable(bio1, 1), 1))
goto err;
if (!TEST_true(BIO_sendmmsg(bio1, msgs, sizeof(BIO_MSG), 1, 0, &num_processed))
|| !TEST_size_t_eq(num_processed, 1))
goto err;
rmsgs[0].data = scratch2;
rmsgs[0].data_len = 64;
if (!TEST_true(BIO_recvmmsg(bio2, rmsgs, sizeof(BIO_MSG), OSSL_NELEM(rmsgs), 0, &num_processed))
|| !TEST_size_t_eq(num_processed, 1))
goto err;
if (!TEST_mem_eq(rmsgs[0].data, rmsgs[0].data_len,
msgs[0].data, msgs[0].data_len))
goto err;
if (!TEST_int_eq(BIO_ADDR_family(addr3), AF_INET))
goto err;
if (!TEST_int_eq(BIO_ADDR_rawport(addr3), 2345))
goto err;
if (!TEST_int_eq(BIO_ADDR_family(addr4), AF_INET))
goto err;
if (!TEST_int_eq(BIO_ADDR_rawport(addr4), 1234))
goto err;
/* test truncation, pending */
r = BIO_write(bio1, scratch, 64);
if (!TEST_int_eq(r, 64))
goto err;
memset(scratch2, 0, 64);
if (!TEST_int_eq(BIO_dgram_set_no_trunc(bio2, 1), 1))
goto err;
if (!TEST_int_eq(BIO_read(bio2, scratch2, 32), -1))
goto err;
if (!TEST_int_eq(BIO_pending(bio2), 64))
goto err;
if (!TEST_int_eq(BIO_dgram_set_no_trunc(bio2, 0), 1))
goto err;
if (!TEST_int_eq(BIO_read(bio2, scratch2, 32), 32))
goto err;
if (!TEST_mem_eq(scratch, 32, scratch2, 32))
goto err;
testresult = 1;
err:
BIO_free(bio1);
BIO_free(bio2);
BIO_ADDR_free(addr1);
BIO_ADDR_free(addr2);
BIO_ADDR_free(addr3);
BIO_ADDR_free(addr4);
return testresult;
}
#endif /* !defined(OPENSSL_NO_DGRAM) && !defined(OPENSSL_NO_SOCK) */
int setup_tests(void)
{
if (!test_skip_common_options()) {
TEST_error("Error parsing test options\n");
return 0;
}
#if !defined(OPENSSL_NO_DGRAM) && !defined(OPENSSL_NO_SOCK)
ADD_ALL_TESTS(test_bio_dgram, OSSL_NELEM(bio_dgram_cases));
ADD_TEST(test_bio_dgram_pair);
#endif
return 1;
}