Adding upstream version 6.6.15.upstream/6.6.15

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 2116 insertions, 0 deletions

diff --git a/tools/testing/selftests/net/tls.c b/tools/testing/selftests/net/tls.c
new file mode 100644
index 0000000000..464853a7f9
--- /dev/null
+++ b/tools/testing/selftests/net/tls.c
@@ -0,0 +1,2116 @@
+// SPDX-License-Identifier: GPL-2.0
+
+#define _GNU_SOURCE
+
+#include <arpa/inet.h>
+#include <errno.h>
+#include <error.h>
+#include <fcntl.h>
+#include <poll.h>
+#include <stdio.h>
+#include <stdlib.h>
+#include <unistd.h>
+
+#include <linux/tls.h>
+#include <linux/tcp.h>
+#include <linux/socket.h>
+
+#include <sys/epoll.h>
+#include <sys/types.h>
+#include <sys/sendfile.h>
+#include <sys/socket.h>
+#include <sys/stat.h>
+
+#include "../kselftest_harness.h"
+
+#define TLS_PAYLOAD_MAX_LEN 16384
+#define SOL_TLS 282
+
+static int fips_enabled;
+
+struct tls_crypto_info_keys {
+	union {
+		struct tls_crypto_info crypto_info;
+		struct tls12_crypto_info_aes_gcm_128 aes128;
+		struct tls12_crypto_info_chacha20_poly1305 chacha20;
+		struct tls12_crypto_info_sm4_gcm sm4gcm;
+		struct tls12_crypto_info_sm4_ccm sm4ccm;
+		struct tls12_crypto_info_aes_ccm_128 aesccm128;
+		struct tls12_crypto_info_aes_gcm_256 aesgcm256;
+		struct tls12_crypto_info_aria_gcm_128 ariagcm128;
+		struct tls12_crypto_info_aria_gcm_256 ariagcm256;
+	};
+	size_t len;
+};
+
+static void tls_crypto_info_init(uint16_t tls_version, uint16_t cipher_type,
+				 struct tls_crypto_info_keys *tls12)
+{
+	memset(tls12, 0, sizeof(*tls12));
+
+	switch (cipher_type) {
+	case TLS_CIPHER_CHACHA20_POLY1305:
+		tls12->len = sizeof(struct tls12_crypto_info_chacha20_poly1305);
+		tls12->chacha20.info.version = tls_version;
+		tls12->chacha20.info.cipher_type = cipher_type;
+		break;
+	case TLS_CIPHER_AES_GCM_128:
+		tls12->len = sizeof(struct tls12_crypto_info_aes_gcm_128);
+		tls12->aes128.info.version = tls_version;
+		tls12->aes128.info.cipher_type = cipher_type;
+		break;
+	case TLS_CIPHER_SM4_GCM:
+		tls12->len = sizeof(struct tls12_crypto_info_sm4_gcm);
+		tls12->sm4gcm.info.version = tls_version;
+		tls12->sm4gcm.info.cipher_type = cipher_type;
+		break;
+	case TLS_CIPHER_SM4_CCM:
+		tls12->len = sizeof(struct tls12_crypto_info_sm4_ccm);
+		tls12->sm4ccm.info.version = tls_version;
+		tls12->sm4ccm.info.cipher_type = cipher_type;
+		break;
+	case TLS_CIPHER_AES_CCM_128:
+		tls12->len = sizeof(struct tls12_crypto_info_aes_ccm_128);
+		tls12->aesccm128.info.version = tls_version;
+		tls12->aesccm128.info.cipher_type = cipher_type;
+		break;
+	case TLS_CIPHER_AES_GCM_256:
+		tls12->len = sizeof(struct tls12_crypto_info_aes_gcm_256);
+		tls12->aesgcm256.info.version = tls_version;
+		tls12->aesgcm256.info.cipher_type = cipher_type;
+		break;
+	case TLS_CIPHER_ARIA_GCM_128:
+		tls12->len = sizeof(struct tls12_crypto_info_aria_gcm_128);
+		tls12->ariagcm128.info.version = tls_version;
+		tls12->ariagcm128.info.cipher_type = cipher_type;
+		break;
+	case TLS_CIPHER_ARIA_GCM_256:
+		tls12->len = sizeof(struct tls12_crypto_info_aria_gcm_256);
+		tls12->ariagcm256.info.version = tls_version;
+		tls12->ariagcm256.info.cipher_type = cipher_type;
+		break;
+	default:
+		break;
+	}
+}
+
+static void memrnd(void *s, size_t n)
+{
+	int *dword = s;
+	char *byte;
+
+	for (; n >= 4; n -= 4)
+		*dword++ = rand();
+	byte = (void *)dword;
+	while (n--)
+		*byte++ = rand();
+}
+
+static void ulp_sock_pair(struct __test_metadata *_metadata,
+			  int *fd, int *cfd, bool *notls)
+{
+	struct sockaddr_in addr;
+	socklen_t len;
+	int sfd, ret;
+
+	*notls = false;
+	len = sizeof(addr);
+
+	addr.sin_family = AF_INET;
+	addr.sin_addr.s_addr = htonl(INADDR_ANY);
+	addr.sin_port = 0;
+
+	*fd = socket(AF_INET, SOCK_STREAM, 0);
+	sfd = socket(AF_INET, SOCK_STREAM, 0);
+
+	ret = bind(sfd, &addr, sizeof(addr));
+	ASSERT_EQ(ret, 0);
+	ret = listen(sfd, 10);
+	ASSERT_EQ(ret, 0);
+
+	ret = getsockname(sfd, &addr, &len);
+	ASSERT_EQ(ret, 0);
+
+	ret = connect(*fd, &addr, sizeof(addr));
+	ASSERT_EQ(ret, 0);
+
+	*cfd = accept(sfd, &addr, &len);
+	ASSERT_GE(*cfd, 0);
+
+	close(sfd);
+
+	ret = setsockopt(*fd, IPPROTO_TCP, TCP_ULP, "tls", sizeof("tls"));
+	if (ret != 0) {
+		ASSERT_EQ(errno, ENOENT);
+		*notls = true;
+		printf("Failure setting TCP_ULP, testing without tls\n");
+		return;
+	}
+
+	ret = setsockopt(*cfd, IPPROTO_TCP, TCP_ULP, "tls", sizeof("tls"));
+	ASSERT_EQ(ret, 0);
+}
+
+/* Produce a basic cmsg */
+static int tls_send_cmsg(int fd, unsigned char record_type,
+			 void *data, size_t len, int flags)
+{
+	char cbuf[CMSG_SPACE(sizeof(char))];
+	int cmsg_len = sizeof(char);
+	struct cmsghdr *cmsg;
+	struct msghdr msg;
+	struct iovec vec;
+
+	vec.iov_base = data;
+	vec.iov_len = len;
+	memset(&msg, 0, sizeof(struct msghdr));
+	msg.msg_iov = &vec;
+	msg.msg_iovlen = 1;
+	msg.msg_control = cbuf;
+	msg.msg_controllen = sizeof(cbuf);
+	cmsg = CMSG_FIRSTHDR(&msg);
+	cmsg->cmsg_level = SOL_TLS;
+	/* test sending non-record types. */
+	cmsg->cmsg_type = TLS_SET_RECORD_TYPE;
+	cmsg->cmsg_len = CMSG_LEN(cmsg_len);
+	*CMSG_DATA(cmsg) = record_type;
+	msg.msg_controllen = cmsg->cmsg_len;
+
+	return sendmsg(fd, &msg, flags);
+}
+
+static int tls_recv_cmsg(struct __test_metadata *_metadata,
+			 int fd, unsigned char record_type,
+			 void *data, size_t len, int flags)
+{
+	char cbuf[CMSG_SPACE(sizeof(char))];
+	struct cmsghdr *cmsg;
+	unsigned char ctype;
+	struct msghdr msg;
+	struct iovec vec;
+	int n;
+
+	vec.iov_base = data;
+	vec.iov_len = len;
+	memset(&msg, 0, sizeof(struct msghdr));
+	msg.msg_iov = &vec;
+	msg.msg_iovlen = 1;
+	msg.msg_control = cbuf;
+	msg.msg_controllen = sizeof(cbuf);
+
+	n = recvmsg(fd, &msg, flags);
+
+	cmsg = CMSG_FIRSTHDR(&msg);
+	EXPECT_NE(cmsg, NULL);
+	EXPECT_EQ(cmsg->cmsg_level, SOL_TLS);
+	EXPECT_EQ(cmsg->cmsg_type, TLS_GET_RECORD_TYPE);
+	ctype = *((unsigned char *)CMSG_DATA(cmsg));
+	EXPECT_EQ(ctype, record_type);
+
+	return n;
+}
+
+FIXTURE(tls_basic)
+{
+	int fd, cfd;
+	bool notls;
+};
+
+FIXTURE_SETUP(tls_basic)
+{
+	ulp_sock_pair(_metadata, &self->fd, &self->cfd, &self->notls);
+}
+
+FIXTURE_TEARDOWN(tls_basic)
+{
+	close(self->fd);
+	close(self->cfd);
+}
+
+/* Send some data through with ULP but no keys */
+TEST_F(tls_basic, base_base)
+{
+	char const *test_str = "test_read";
+	int send_len = 10;
+	char buf[10];
+
+	ASSERT_EQ(strlen(test_str) + 1, send_len);
+
+	EXPECT_EQ(send(self->fd, test_str, send_len, 0), send_len);
+	EXPECT_NE(recv(self->cfd, buf, send_len, 0), -1);
+	EXPECT_EQ(memcmp(buf, test_str, send_len), 0);
+};
+
+TEST_F(tls_basic, bad_cipher)
+{
+	struct tls_crypto_info_keys tls12;
+
+	tls12.crypto_info.version = 200;
+	tls12.crypto_info.cipher_type = TLS_CIPHER_AES_GCM_128;
+	EXPECT_EQ(setsockopt(self->fd, SOL_TLS, TLS_TX, &tls12, sizeof(struct tls12_crypto_info_aes_gcm_128)), -1);
+
+	tls12.crypto_info.version = TLS_1_2_VERSION;
+	tls12.crypto_info.cipher_type = 50;
+	EXPECT_EQ(setsockopt(self->fd, SOL_TLS, TLS_TX, &tls12, sizeof(struct tls12_crypto_info_aes_gcm_128)), -1);
+
+	tls12.crypto_info.version = TLS_1_2_VERSION;
+	tls12.crypto_info.cipher_type = 59;
+	EXPECT_EQ(setsockopt(self->fd, SOL_TLS, TLS_TX, &tls12, sizeof(struct tls12_crypto_info_aes_gcm_128)), -1);
+
+	tls12.crypto_info.version = TLS_1_2_VERSION;
+	tls12.crypto_info.cipher_type = 10;
+	EXPECT_EQ(setsockopt(self->fd, SOL_TLS, TLS_TX, &tls12, sizeof(struct tls12_crypto_info_aes_gcm_128)), -1);
+
+	tls12.crypto_info.version = TLS_1_2_VERSION;
+	tls12.crypto_info.cipher_type = 70;
+	EXPECT_EQ(setsockopt(self->fd, SOL_TLS, TLS_TX, &tls12, sizeof(struct tls12_crypto_info_aes_gcm_128)), -1);
+}
+
+FIXTURE(tls)
+{
+	int fd, cfd;
+	bool notls;
+};
+
+FIXTURE_VARIANT(tls)
+{
+	uint16_t tls_version;
+	uint16_t cipher_type;
+	bool nopad, fips_non_compliant;
+};
+
+FIXTURE_VARIANT_ADD(tls, 12_aes_gcm)
+{
+	.tls_version = TLS_1_2_VERSION,
+	.cipher_type = TLS_CIPHER_AES_GCM_128,
+};
+
+FIXTURE_VARIANT_ADD(tls, 13_aes_gcm)
+{
+	.tls_version = TLS_1_3_VERSION,
+	.cipher_type = TLS_CIPHER_AES_GCM_128,
+};
+
+FIXTURE_VARIANT_ADD(tls, 12_chacha)
+{
+	.tls_version = TLS_1_2_VERSION,
+	.cipher_type = TLS_CIPHER_CHACHA20_POLY1305,
+	.fips_non_compliant = true,
+};
+
+FIXTURE_VARIANT_ADD(tls, 13_chacha)
+{
+	.tls_version = TLS_1_3_VERSION,
+	.cipher_type = TLS_CIPHER_CHACHA20_POLY1305,
+	.fips_non_compliant = true,
+};
+
+FIXTURE_VARIANT_ADD(tls, 13_sm4_gcm)
+{
+	.tls_version = TLS_1_3_VERSION,
+	.cipher_type = TLS_CIPHER_SM4_GCM,
+	.fips_non_compliant = true,
+};
+
+FIXTURE_VARIANT_ADD(tls, 13_sm4_ccm)
+{
+	.tls_version = TLS_1_3_VERSION,
+	.cipher_type = TLS_CIPHER_SM4_CCM,
+	.fips_non_compliant = true,
+};
+
+FIXTURE_VARIANT_ADD(tls, 12_aes_ccm)
+{
+	.tls_version = TLS_1_2_VERSION,
+	.cipher_type = TLS_CIPHER_AES_CCM_128,
+};
+
+FIXTURE_VARIANT_ADD(tls, 13_aes_ccm)
+{
+	.tls_version = TLS_1_3_VERSION,
+	.cipher_type = TLS_CIPHER_AES_CCM_128,
+};
+
+FIXTURE_VARIANT_ADD(tls, 12_aes_gcm_256)
+{
+	.tls_version = TLS_1_2_VERSION,
+	.cipher_type = TLS_CIPHER_AES_GCM_256,
+};
+
+FIXTURE_VARIANT_ADD(tls, 13_aes_gcm_256)
+{
+	.tls_version = TLS_1_3_VERSION,
+	.cipher_type = TLS_CIPHER_AES_GCM_256,
+};
+
+FIXTURE_VARIANT_ADD(tls, 13_nopad)
+{
+	.tls_version = TLS_1_3_VERSION,
+	.cipher_type = TLS_CIPHER_AES_GCM_128,
+	.nopad = true,
+};
+
+FIXTURE_VARIANT_ADD(tls, 12_aria_gcm)
+{
+	.tls_version = TLS_1_2_VERSION,
+	.cipher_type = TLS_CIPHER_ARIA_GCM_128,
+};
+
+FIXTURE_VARIANT_ADD(tls, 12_aria_gcm_256)
+{
+	.tls_version = TLS_1_2_VERSION,
+	.cipher_type = TLS_CIPHER_ARIA_GCM_256,
+};
+
+FIXTURE_SETUP(tls)
+{
+	struct tls_crypto_info_keys tls12;
+	int one = 1;
+	int ret;
+
+	if (fips_enabled && variant->fips_non_compliant)
+		SKIP(return, "Unsupported cipher in FIPS mode");
+
+	tls_crypto_info_init(variant->tls_version, variant->cipher_type,
+			     &tls12);
+
+	ulp_sock_pair(_metadata, &self->fd, &self->cfd, &self->notls);
+
+	if (self->notls)
+		return;
+
+	ret = setsockopt(self->fd, SOL_TLS, TLS_TX, &tls12, tls12.len);
+	ASSERT_EQ(ret, 0);
+
+	ret = setsockopt(self->cfd, SOL_TLS, TLS_RX, &tls12, tls12.len);
+	ASSERT_EQ(ret, 0);
+
+	if (variant->nopad) {
+		ret = setsockopt(self->cfd, SOL_TLS, TLS_RX_EXPECT_NO_PAD,
+				 (void *)&one, sizeof(one));
+		ASSERT_EQ(ret, 0);
+	}
+}
+
+FIXTURE_TEARDOWN(tls)
+{
+	close(self->fd);
+	close(self->cfd);
+}
+
+TEST_F(tls, sendfile)
+{
+	int filefd = open("/proc/self/exe", O_RDONLY);
+	struct stat st;
+
+	EXPECT_GE(filefd, 0);
+	fstat(filefd, &st);
+	EXPECT_GE(sendfile(self->fd, filefd, 0, st.st_size), 0);
+}
+
+TEST_F(tls, send_then_sendfile)
+{
+	int filefd = open("/proc/self/exe", O_RDONLY);
+	char const *test_str = "test_send";
+	int to_send = strlen(test_str) + 1;
+	char recv_buf[10];
+	struct stat st;
+	char *buf;
+
+	EXPECT_GE(filefd, 0);
+	fstat(filefd, &st);
+	buf = (char *)malloc(st.st_size);
+
+	EXPECT_EQ(send(self->fd, test_str, to_send, 0), to_send);
+	EXPECT_EQ(recv(self->cfd, recv_buf, to_send, MSG_WAITALL), to_send);
+	EXPECT_EQ(memcmp(test_str, recv_buf, to_send), 0);
+
+	EXPECT_GE(sendfile(self->fd, filefd, 0, st.st_size), 0);
+	EXPECT_EQ(recv(self->cfd, buf, st.st_size, MSG_WAITALL), st.st_size);
+}
+
+static void chunked_sendfile(struct __test_metadata *_metadata,
+			     struct _test_data_tls *self,
+			     uint16_t chunk_size,
+			     uint16_t extra_payload_size)
+{
+	char buf[TLS_PAYLOAD_MAX_LEN];
+	uint16_t test_payload_size;
+	int size = 0;
+	int ret;
+	char filename[] = "/tmp/mytemp.XXXXXX";
+	int fd = mkstemp(filename);
+	off_t offset = 0;
+
+	unlink(filename);
+	ASSERT_GE(fd, 0);
+	EXPECT_GE(chunk_size, 1);
+	test_payload_size = chunk_size + extra_payload_size;
+	ASSERT_GE(TLS_PAYLOAD_MAX_LEN, test_payload_size);
+	memset(buf, 1, test_payload_size);
+	size = write(fd, buf, test_payload_size);
+	EXPECT_EQ(size, test_payload_size);
+	fsync(fd);
+
+	while (size > 0) {
+		ret = sendfile(self->fd, fd, &offset, chunk_size);
+		EXPECT_GE(ret, 0);
+		size -= ret;
+	}
+
+	EXPECT_EQ(recv(self->cfd, buf, test_payload_size, MSG_WAITALL),
+		  test_payload_size);
+
+	close(fd);
+}
+
+TEST_F(tls, multi_chunk_sendfile)
+{
+	chunked_sendfile(_metadata, self, 4096, 4096);
+	chunked_sendfile(_metadata, self, 4096, 0);
+	chunked_sendfile(_metadata, self, 4096, 1);
+	chunked_sendfile(_metadata, self, 4096, 2048);
+	chunked_sendfile(_metadata, self, 8192, 2048);
+	chunked_sendfile(_metadata, self, 4096, 8192);
+	chunked_sendfile(_metadata, self, 8192, 4096);
+	chunked_sendfile(_metadata, self, 12288, 1024);
+	chunked_sendfile(_metadata, self, 12288, 2000);
+	chunked_sendfile(_metadata, self, 15360, 100);
+	chunked_sendfile(_metadata, self, 15360, 300);
+	chunked_sendfile(_metadata, self, 1, 4096);
+	chunked_sendfile(_metadata, self, 2048, 4096);
+	chunked_sendfile(_metadata, self, 2048, 8192);
+	chunked_sendfile(_metadata, self, 4096, 8192);
+	chunked_sendfile(_metadata, self, 1024, 12288);
+	chunked_sendfile(_metadata, self, 2000, 12288);
+	chunked_sendfile(_metadata, self, 100, 15360);
+	chunked_sendfile(_metadata, self, 300, 15360);
+}
+
+TEST_F(tls, recv_max)
+{
+	unsigned int send_len = TLS_PAYLOAD_MAX_LEN;
+	char recv_mem[TLS_PAYLOAD_MAX_LEN];
+	char buf[TLS_PAYLOAD_MAX_LEN];
+
+	memrnd(buf, sizeof(buf));
+
+	EXPECT_GE(send(self->fd, buf, send_len, 0), 0);
+	EXPECT_NE(recv(self->cfd, recv_mem, send_len, 0), -1);
+	EXPECT_EQ(memcmp(buf, recv_mem, send_len), 0);
+}
+
+TEST_F(tls, recv_small)
+{
+	char const *test_str = "test_read";
+	int send_len = 10;
+	char buf[10];
+
+	send_len = strlen(test_str) + 1;
+	EXPECT_EQ(send(self->fd, test_str, send_len, 0), send_len);
+	EXPECT_NE(recv(self->cfd, buf, send_len, 0), -1);
+	EXPECT_EQ(memcmp(buf, test_str, send_len), 0);
+}
+
+TEST_F(tls, msg_more)
+{
+	char const *test_str = "test_read";
+	int send_len = 10;
+	char buf[10 * 2];
+
+	EXPECT_EQ(send(self->fd, test_str, send_len, MSG_MORE), send_len);
+	EXPECT_EQ(recv(self->cfd, buf, send_len, MSG_DONTWAIT), -1);
+	EXPECT_EQ(send(self->fd, test_str, send_len, 0), send_len);
+	EXPECT_EQ(recv(self->cfd, buf, send_len * 2, MSG_WAITALL),
+		  send_len * 2);
+	EXPECT_EQ(memcmp(buf, test_str, send_len), 0);
+}
+
+TEST_F(tls, msg_more_unsent)
+{
+	char const *test_str = "test_read";
+	int send_len = 10;
+	char buf[10];
+
+	EXPECT_EQ(send(self->fd, test_str, send_len, MSG_MORE), send_len);
+	EXPECT_EQ(recv(self->cfd, buf, send_len, MSG_DONTWAIT), -1);
+}
+
+TEST_F(tls, msg_eor)
+{
+	char const *test_str = "test_read";
+	int send_len = 10;
+	char buf[10];
+
+	EXPECT_EQ(send(self->fd, test_str, send_len, MSG_EOR), send_len);
+	EXPECT_EQ(recv(self->cfd, buf, send_len, MSG_WAITALL), send_len);
+	EXPECT_EQ(memcmp(buf, test_str, send_len), 0);
+}
+
+TEST_F(tls, sendmsg_single)
+{
+	struct msghdr msg;
+
+	char const *test_str = "test_sendmsg";
+	size_t send_len = 13;
+	struct iovec vec;
+	char buf[13];
+
+	vec.iov_base = (char *)test_str;
+	vec.iov_len = send_len;
+	memset(&msg, 0, sizeof(struct msghdr));
+	msg.msg_iov = &vec;
+	msg.msg_iovlen = 1;
+	EXPECT_EQ(sendmsg(self->fd, &msg, 0), send_len);
+	EXPECT_EQ(recv(self->cfd, buf, send_len, MSG_WAITALL), send_len);
+	EXPECT_EQ(memcmp(buf, test_str, send_len), 0);
+}
+
+#define MAX_FRAGS	64
+#define SEND_LEN	13
+TEST_F(tls, sendmsg_fragmented)
+{
+	char const *test_str = "test_sendmsg";
+	char buf[SEND_LEN * MAX_FRAGS];
+	struct iovec vec[MAX_FRAGS];
+	struct msghdr msg;
+	int i, frags;
+
+	for (frags = 1; frags <= MAX_FRAGS; frags++) {
+		for (i = 0; i < frags; i++) {
+			vec[i].iov_base = (char *)test_str;
+			vec[i].iov_len = SEND_LEN;
+		}
+
+		memset(&msg, 0, sizeof(struct msghdr));
+		msg.msg_iov = vec;
+		msg.msg_iovlen = frags;
+
+		EXPECT_EQ(sendmsg(self->fd, &msg, 0), SEND_LEN * frags);
+		EXPECT_EQ(recv(self->cfd, buf, SEND_LEN * frags, MSG_WAITALL),
+			  SEND_LEN * frags);
+
+		for (i = 0; i < frags; i++)
+			EXPECT_EQ(memcmp(buf + SEND_LEN * i,
+					 test_str, SEND_LEN), 0);
+	}
+}
+#undef MAX_FRAGS
+#undef SEND_LEN
+
+TEST_F(tls, sendmsg_large)
+{
+	void *mem = malloc(16384);
+	size_t send_len = 16384;
+	size_t sends = 128;
+	struct msghdr msg;
+	size_t recvs = 0;
+	size_t sent = 0;
+
+	memset(&msg, 0, sizeof(struct msghdr));
+	while (sent++ < sends) {
+		struct iovec vec = { (void *)mem, send_len };
+
+		msg.msg_iov = &vec;
+		msg.msg_iovlen = 1;
+		EXPECT_EQ(sendmsg(self->fd, &msg, 0), send_len);
+	}
+
+	while (recvs++ < sends) {
+		EXPECT_NE(recv(self->cfd, mem, send_len, 0), -1);
+	}
+
+	free(mem);
+}
+
+TEST_F(tls, sendmsg_multiple)
+{
+	char const *test_str = "test_sendmsg_multiple";
+	struct iovec vec[5];
+	char *test_strs[5];
+	struct msghdr msg;
+	int total_len = 0;
+	int len_cmp = 0;
+	int iov_len = 5;
+	char *buf;
+	int i;
+
+	memset(&msg, 0, sizeof(struct msghdr));
+	for (i = 0; i < iov_len; i++) {
+		test_strs[i] = (char *)malloc(strlen(test_str) + 1);
+		snprintf(test_strs[i], strlen(test_str) + 1, "%s", test_str);
+		vec[i].iov_base = (void *)test_strs[i];
+		vec[i].iov_len = strlen(test_strs[i]) + 1;
+		total_len += vec[i].iov_len;
+	}
+	msg.msg_iov = vec;
+	msg.msg_iovlen = iov_len;
+
+	EXPECT_EQ(sendmsg(self->fd, &msg, 0), total_len);
+	buf = malloc(total_len);
+	EXPECT_NE(recv(self->cfd, buf, total_len, 0), -1);
+	for (i = 0; i < iov_len; i++) {
+		EXPECT_EQ(memcmp(test_strs[i], buf + len_cmp,
+				 strlen(test_strs[i])),
+			  0);
+		len_cmp += strlen(buf + len_cmp) + 1;
+	}
+	for (i = 0; i < iov_len; i++)
+		free(test_strs[i]);
+	free(buf);
+}
+
+TEST_F(tls, sendmsg_multiple_stress)
+{
+	char const *test_str = "abcdefghijklmno";
+	struct iovec vec[1024];
+	char *test_strs[1024];
+	int iov_len = 1024;
+	int total_len = 0;
+	char buf[1 << 14];
+	struct msghdr msg;
+	int len_cmp = 0;
+	int i;
+
+	memset(&msg, 0, sizeof(struct msghdr));
+	for (i = 0; i < iov_len; i++) {
+		test_strs[i] = (char *)malloc(strlen(test_str) + 1);
+		snprintf(test_strs[i], strlen(test_str) + 1, "%s", test_str);
+		vec[i].iov_base = (void *)test_strs[i];
+		vec[i].iov_len = strlen(test_strs[i]) + 1;
+		total_len += vec[i].iov_len;
+	}
+	msg.msg_iov = vec;
+	msg.msg_iovlen = iov_len;
+
+	EXPECT_EQ(sendmsg(self->fd, &msg, 0), total_len);
+	EXPECT_NE(recv(self->cfd, buf, total_len, 0), -1);
+
+	for (i = 0; i < iov_len; i++)
+		len_cmp += strlen(buf + len_cmp) + 1;
+
+	for (i = 0; i < iov_len; i++)
+		free(test_strs[i]);
+}
+
+TEST_F(tls, splice_from_pipe)
+{
+	int send_len = TLS_PAYLOAD_MAX_LEN;
+	char mem_send[TLS_PAYLOAD_MAX_LEN];
+	char mem_recv[TLS_PAYLOAD_MAX_LEN];
+	int p[2];
+
+	ASSERT_GE(pipe(p), 0);
+	EXPECT_GE(write(p[1], mem_send, send_len), 0);
+	EXPECT_GE(splice(p[0], NULL, self->fd, NULL, send_len, 0), 0);
+	EXPECT_EQ(recv(self->cfd, mem_recv, send_len, MSG_WAITALL), send_len);
+	EXPECT_EQ(memcmp(mem_send, mem_recv, send_len), 0);
+}
+
+TEST_F(tls, splice_from_pipe2)
+{
+	int send_len = 16000;
+	char mem_send[16000];
+	char mem_recv[16000];
+	int p2[2];
+	int p[2];
+
+	memrnd(mem_send, sizeof(mem_send));
+
+	ASSERT_GE(pipe(p), 0);
+	ASSERT_GE(pipe(p2), 0);
+	EXPECT_EQ(write(p[1], mem_send, 8000), 8000);
+	EXPECT_EQ(splice(p[0], NULL, self->fd, NULL, 8000, 0), 8000);
+	EXPECT_EQ(write(p2[1], mem_send + 8000, 8000), 8000);
+	EXPECT_EQ(splice(p2[0], NULL, self->fd, NULL, 8000, 0), 8000);
+	EXPECT_EQ(recv(self->cfd, mem_recv, send_len, MSG_WAITALL), send_len);
+	EXPECT_EQ(memcmp(mem_send, mem_recv, send_len), 0);
+}
+
+TEST_F(tls, send_and_splice)
+{
+	int send_len = TLS_PAYLOAD_MAX_LEN;
+	char mem_send[TLS_PAYLOAD_MAX_LEN];
+	char mem_recv[TLS_PAYLOAD_MAX_LEN];
+	char const *test_str = "test_read";
+	int send_len2 = 10;
+	char buf[10];
+	int p[2];
+
+	ASSERT_GE(pipe(p), 0);
+	EXPECT_EQ(send(self->fd, test_str, send_len2, 0), send_len2);
+	EXPECT_EQ(recv(self->cfd, buf, send_len2, MSG_WAITALL), send_len2);
+	EXPECT_EQ(memcmp(test_str, buf, send_len2), 0);
+
+	EXPECT_GE(write(p[1], mem_send, send_len), send_len);
+	EXPECT_GE(splice(p[0], NULL, self->fd, NULL, send_len, 0), send_len);
+
+	EXPECT_EQ(recv(self->cfd, mem_recv, send_len, MSG_WAITALL), send_len);
+	EXPECT_EQ(memcmp(mem_send, mem_recv, send_len), 0);
+}
+
+TEST_F(tls, splice_to_pipe)
+{
+	int send_len = TLS_PAYLOAD_MAX_LEN;
+	char mem_send[TLS_PAYLOAD_MAX_LEN];
+	char mem_recv[TLS_PAYLOAD_MAX_LEN];
+	int p[2];
+
+	memrnd(mem_send, sizeof(mem_send));
+
+	ASSERT_GE(pipe(p), 0);
+	EXPECT_EQ(send(self->fd, mem_send, send_len, 0), send_len);
+	EXPECT_EQ(splice(self->cfd, NULL, p[1], NULL, send_len, 0), send_len);
+	EXPECT_EQ(read(p[0], mem_recv, send_len), send_len);
+	EXPECT_EQ(memcmp(mem_send, mem_recv, send_len), 0);
+}
+
+TEST_F(tls, splice_cmsg_to_pipe)
+{
+	char *test_str = "test_read";
+	char record_type = 100;
+	int send_len = 10;
+	char buf[10];
+	int p[2];
+
+	if (self->notls)
+		SKIP(return, "no TLS support");
+
+	ASSERT_GE(pipe(p), 0);
+	EXPECT_EQ(tls_send_cmsg(self->fd, 100, test_str, send_len, 0), 10);
+	EXPECT_EQ(splice(self->cfd, NULL, p[1], NULL, send_len, 0), -1);
+	EXPECT_EQ(errno, EINVAL);
+	EXPECT_EQ(recv(self->cfd, buf, send_len, 0), -1);
+	EXPECT_EQ(errno, EIO);
+	EXPECT_EQ(tls_recv_cmsg(_metadata, self->cfd, record_type,
+				buf, sizeof(buf), MSG_WAITALL),
+		  send_len);
+	EXPECT_EQ(memcmp(test_str, buf, send_len), 0);
+}
+
+TEST_F(tls, splice_dec_cmsg_to_pipe)
+{
+	char *test_str = "test_read";
+	char record_type = 100;
+	int send_len = 10;
+	char buf[10];
+	int p[2];
+
+	if (self->notls)
+		SKIP(return, "no TLS support");
+
+	ASSERT_GE(pipe(p), 0);
+	EXPECT_EQ(tls_send_cmsg(self->fd, 100, test_str, send_len, 0), 10);
+	EXPECT_EQ(recv(self->cfd, buf, send_len, 0), -1);
+	EXPECT_EQ(errno, EIO);
+	EXPECT_EQ(splice(self->cfd, NULL, p[1], NULL, send_len, 0), -1);
+	EXPECT_EQ(errno, EINVAL);
+	EXPECT_EQ(tls_recv_cmsg(_metadata, self->cfd, record_type,
+				buf, sizeof(buf), MSG_WAITALL),
+		  send_len);
+	EXPECT_EQ(memcmp(test_str, buf, send_len), 0);
+}
+
+TEST_F(tls, recv_and_splice)
+{
+	int send_len = TLS_PAYLOAD_MAX_LEN;
+	char mem_send[TLS_PAYLOAD_MAX_LEN];
+	char mem_recv[TLS_PAYLOAD_MAX_LEN];
+	int half = send_len / 2;
+	int p[2];
+
+	ASSERT_GE(pipe(p), 0);
+	EXPECT_EQ(send(self->fd, mem_send, send_len, 0), send_len);
+	/* Recv hald of the record, splice the other half */
+	EXPECT_EQ(recv(self->cfd, mem_recv, half, MSG_WAITALL), half);
+	EXPECT_EQ(splice(self->cfd, NULL, p[1], NULL, half, SPLICE_F_NONBLOCK),
+		  half);
+	EXPECT_EQ(read(p[0], &mem_recv[half], half), half);
+	EXPECT_EQ(memcmp(mem_send, mem_recv, send_len), 0);
+}
+
+TEST_F(tls, peek_and_splice)
+{
+	int send_len = TLS_PAYLOAD_MAX_LEN;
+	char mem_send[TLS_PAYLOAD_MAX_LEN];
+	char mem_recv[TLS_PAYLOAD_MAX_LEN];
+	int chunk = TLS_PAYLOAD_MAX_LEN / 4;
+	int n, i, p[2];
+
+	memrnd(mem_send, sizeof(mem_send));
+
+	ASSERT_GE(pipe(p), 0);
+	for (i = 0; i < 4; i++)
+		EXPECT_EQ(send(self->fd, &mem_send[chunk * i], chunk, 0),
+			  chunk);
+
+	EXPECT_EQ(recv(self->cfd, mem_recv, chunk * 5 / 2,
+		       MSG_WAITALL | MSG_PEEK),
+		  chunk * 5 / 2);
+	EXPECT_EQ(memcmp(mem_send, mem_recv, chunk * 5 / 2), 0);
+
+	n = 0;
+	while (n < send_len) {
+		i = splice(self->cfd, NULL, p[1], NULL, send_len - n, 0);
+		EXPECT_GT(i, 0);
+		n += i;
+	}
+	EXPECT_EQ(n, send_len);
+	EXPECT_EQ(read(p[0], mem_recv, send_len), send_len);
+	EXPECT_EQ(memcmp(mem_send, mem_recv, send_len), 0);
+}
+
+TEST_F(tls, recvmsg_single)
+{
+	char const *test_str = "test_recvmsg_single";
+	int send_len = strlen(test_str) + 1;
+	char buf[20];
+	struct msghdr hdr;
+	struct iovec vec;
+
+	memset(&hdr, 0, sizeof(hdr));
+	EXPECT_EQ(send(self->fd, test_str, send_len, 0), send_len);
+	vec.iov_base = (char *)buf;
+	vec.iov_len = send_len;
+	hdr.msg_iovlen = 1;
+	hdr.msg_iov = &vec;
+	EXPECT_NE(recvmsg(self->cfd, &hdr, 0), -1);
+	EXPECT_EQ(memcmp(test_str, buf, send_len), 0);
+}
+
+TEST_F(tls, recvmsg_single_max)
+{
+	int send_len = TLS_PAYLOAD_MAX_LEN;
+	char send_mem[TLS_PAYLOAD_MAX_LEN];
+	char recv_mem[TLS_PAYLOAD_MAX_LEN];
+	struct iovec vec;
+	struct msghdr hdr;
+
+	memrnd(send_mem, sizeof(send_mem));
+
+	EXPECT_EQ(send(self->fd, send_mem, send_len, 0), send_len);
+	vec.iov_base = (char *)recv_mem;
+	vec.iov_len = TLS_PAYLOAD_MAX_LEN;
+
+	hdr.msg_iovlen = 1;
+	hdr.msg_iov = &vec;
+	EXPECT_NE(recvmsg(self->cfd, &hdr, 0), -1);
+	EXPECT_EQ(memcmp(send_mem, recv_mem, send_len), 0);
+}
+
+TEST_F(tls, recvmsg_multiple)
+{
+	unsigned int msg_iovlen = 1024;
+	struct iovec vec[1024];
+	char *iov_base[1024];
+	unsigned int iov_len = 16;
+	int send_len = 1 << 14;
+	char buf[1 << 14];
+	struct msghdr hdr;
+	int i;
+
+	memrnd(buf, sizeof(buf));
+
+	EXPECT_EQ(send(self->fd, buf, send_len, 0), send_len);
+	for (i = 0; i < msg_iovlen; i++) {
+		iov_base[i] = (char *)malloc(iov_len);
+		vec[i].iov_base = iov_base[i];
+		vec[i].iov_len = iov_len;
+	}
+
+	hdr.msg_iovlen = msg_iovlen;
+	hdr.msg_iov = vec;
+	EXPECT_NE(recvmsg(self->cfd, &hdr, 0), -1);
+
+	for (i = 0; i < msg_iovlen; i++)
+		free(iov_base[i]);
+}
+
+TEST_F(tls, single_send_multiple_recv)
+{
+	unsigned int total_len = TLS_PAYLOAD_MAX_LEN * 2;
+	unsigned int send_len = TLS_PAYLOAD_MAX_LEN;
+	char send_mem[TLS_PAYLOAD_MAX_LEN * 2];
+	char recv_mem[TLS_PAYLOAD_MAX_LEN * 2];
+
+	memrnd(send_mem, sizeof(send_mem));
+
+	EXPECT_GE(send(self->fd, send_mem, total_len, 0), 0);
+	memset(recv_mem, 0, total_len);
+
+	EXPECT_NE(recv(self->cfd, recv_mem, send_len, 0), -1);
+	EXPECT_NE(recv(self->cfd, recv_mem + send_len, send_len, 0), -1);
+	EXPECT_EQ(memcmp(send_mem, recv_mem, total_len), 0);
+}
+
+TEST_F(tls, multiple_send_single_recv)
+{
+	unsigned int total_len = 2 * 10;
+	unsigned int send_len = 10;
+	char recv_mem[2 * 10];
+	char send_mem[10];
+
+	memrnd(send_mem, sizeof(send_mem));
+
+	EXPECT_GE(send(self->fd, send_mem, send_len, 0), 0);
+	EXPECT_GE(send(self->fd, send_mem, send_len, 0), 0);
+	memset(recv_mem, 0, total_len);
+	EXPECT_EQ(recv(self->cfd, recv_mem, total_len, MSG_WAITALL), total_len);
+
+	EXPECT_EQ(memcmp(send_mem, recv_mem, send_len), 0);
+	EXPECT_EQ(memcmp(send_mem, recv_mem + send_len, send_len), 0);
+}
+
+TEST_F(tls, single_send_multiple_recv_non_align)
+{
+	const unsigned int total_len = 15;
+	const unsigned int recv_len = 10;
+	char recv_mem[recv_len * 2];
+	char send_mem[total_len];
+
+	memrnd(send_mem, sizeof(send_mem));
+
+	EXPECT_GE(send(self->fd, send_mem, total_len, 0), 0);
+	memset(recv_mem, 0, total_len);
+
+	EXPECT_EQ(recv(self->cfd, recv_mem, recv_len, 0), recv_len);
+	EXPECT_EQ(recv(self->cfd, recv_mem + recv_len, recv_len, 0), 5);
+	EXPECT_EQ(memcmp(send_mem, recv_mem, total_len), 0);
+}
+
+TEST_F(tls, recv_partial)
+{
+	char const *test_str = "test_read_partial";
+	char const *test_str_first = "test_read";
+	char const *test_str_second = "_partial";
+	int send_len = strlen(test_str) + 1;
+	char recv_mem[18];
+
+	memset(recv_mem, 0, sizeof(recv_mem));
+	EXPECT_EQ(send(self->fd, test_str, send_len, 0), send_len);
+	EXPECT_NE(recv(self->cfd, recv_mem, strlen(test_str_first),
+		       MSG_WAITALL), -1);
+	EXPECT_EQ(memcmp(test_str_first, recv_mem, strlen(test_str_first)), 0);
+	memset(recv_mem, 0, sizeof(recv_mem));
+	EXPECT_NE(recv(self->cfd, recv_mem, strlen(test_str_second),
+		       MSG_WAITALL), -1);
+	EXPECT_EQ(memcmp(test_str_second, recv_mem, strlen(test_str_second)),
+		  0);
+}
+
+TEST_F(tls, recv_nonblock)
+{
+	char buf[4096];
+	bool err;
+
+	EXPECT_EQ(recv(self->cfd, buf, sizeof(buf), MSG_DONTWAIT), -1);
+	err = (errno == EAGAIN || errno == EWOULDBLOCK);
+	EXPECT_EQ(err, true);
+}
+
+TEST_F(tls, recv_peek)
+{
+	char const *test_str = "test_read_peek";
+	int send_len = strlen(test_str) + 1;
+	char buf[15];
+
+	EXPECT_EQ(send(self->fd, test_str, send_len, 0), send_len);
+	EXPECT_EQ(recv(self->cfd, buf, send_len, MSG_PEEK), send_len);
+	EXPECT_EQ(memcmp(test_str, buf, send_len), 0);
+	memset(buf, 0, sizeof(buf));
+	EXPECT_EQ(recv(self->cfd, buf, send_len, 0), send_len);
+	EXPECT_EQ(memcmp(test_str, buf, send_len), 0);
+}
+
+TEST_F(tls, recv_peek_multiple)
+{
+	char const *test_str = "test_read_peek";
+	int send_len = strlen(test_str) + 1;
+	unsigned int num_peeks = 100;
+	char buf[15];
+	int i;
+
+	EXPECT_EQ(send(self->fd, test_str, send_len, 0), send_len);
+	for (i = 0; i < num_peeks; i++) {
+		EXPECT_NE(recv(self->cfd, buf, send_len, MSG_PEEK), -1);
+		EXPECT_EQ(memcmp(test_str, buf, send_len), 0);
+		memset(buf, 0, sizeof(buf));
+	}
+	EXPECT_NE(recv(self->cfd, buf, send_len, 0), -1);
+	EXPECT_EQ(memcmp(test_str, buf, send_len), 0);
+}
+
+TEST_F(tls, recv_peek_multiple_records)
+{
+	char const *test_str = "test_read_peek_mult_recs";
+	char const *test_str_first = "test_read_peek";
+	char const *test_str_second = "_mult_recs";
+	int len;
+	char buf[64];
+
+	len = strlen(test_str_first);
+	EXPECT_EQ(send(self->fd, test_str_first, len, 0), len);
+
+	len = strlen(test_str_second) + 1;
+	EXPECT_EQ(send(self->fd, test_str_second, len, 0), len);
+
+	len = strlen(test_str_first);
+	memset(buf, 0, len);
+	EXPECT_EQ(recv(self->cfd, buf, len, MSG_PEEK | MSG_WAITALL), len);
+
+	/* MSG_PEEK can only peek into the current record. */
+	len = strlen(test_str_first);
+	EXPECT_EQ(memcmp(test_str_first, buf, len), 0);
+
+	len = strlen(test_str) + 1;
+	memset(buf, 0, len);
+	EXPECT_EQ(recv(self->cfd, buf, len, MSG_WAITALL), len);
+
+	/* Non-MSG_PEEK will advance strparser (and therefore record)
+	 * however.
+	 */
+	len = strlen(test_str) + 1;
+	EXPECT_EQ(memcmp(test_str, buf, len), 0);
+
+	/* MSG_MORE will hold current record open, so later MSG_PEEK
+	 * will see everything.
+	 */
+	len = strlen(test_str_first);
+	EXPECT_EQ(send(self->fd, test_str_first, len, MSG_MORE), len);
+
+	len = strlen(test_str_second) + 1;
+	EXPECT_EQ(send(self->fd, test_str_second, len, 0), len);
+
+	len = strlen(test_str) + 1;
+	memset(buf, 0, len);
+	EXPECT_EQ(recv(self->cfd, buf, len, MSG_PEEK | MSG_WAITALL), len);
+
+	len = strlen(test_str) + 1;
+	EXPECT_EQ(memcmp(test_str, buf, len), 0);
+}
+
+TEST_F(tls, recv_peek_large_buf_mult_recs)
+{
+	char const *test_str = "test_read_peek_mult_recs";
+	char const *test_str_first = "test_read_peek";
+	char const *test_str_second = "_mult_recs";
+	int len;
+	char buf[64];
+
+	len = strlen(test_str_first);
+	EXPECT_EQ(send(self->fd, test_str_first, len, 0), len);
+
+	len = strlen(test_str_second) + 1;
+	EXPECT_EQ(send(self->fd, test_str_second, len, 0), len);
+
+	len = strlen(test_str) + 1;
+	memset(buf, 0, len);
+	EXPECT_NE((len = recv(self->cfd, buf, len,
+			      MSG_PEEK | MSG_WAITALL)), -1);
+	len = strlen(test_str) + 1;
+	EXPECT_EQ(memcmp(test_str, buf, len), 0);
+}
+
+TEST_F(tls, recv_lowat)
+{
+	char send_mem[10] = { 0, 1, 2, 3, 4, 5, 6, 7, 8, 9 };
+	char recv_mem[20];
+	int lowat = 8;
+
+	EXPECT_EQ(send(self->fd, send_mem, 10, 0), 10);
+	EXPECT_EQ(send(self->fd, send_mem, 5, 0), 5);
+
+	memset(recv_mem, 0, 20);
+	EXPECT_EQ(setsockopt(self->cfd, SOL_SOCKET, SO_RCVLOWAT,
+			     &lowat, sizeof(lowat)), 0);
+	EXPECT_EQ(recv(self->cfd, recv_mem, 1, MSG_WAITALL), 1);
+	EXPECT_EQ(recv(self->cfd, recv_mem + 1, 6, MSG_WAITALL), 6);
+	EXPECT_EQ(recv(self->cfd, recv_mem + 7, 10, 0), 8);
+
+	EXPECT_EQ(memcmp(send_mem, recv_mem, 10), 0);
+	EXPECT_EQ(memcmp(send_mem, recv_mem + 10, 5), 0);
+}
+
+TEST_F(tls, bidir)
+{
+	char const *test_str = "test_read";
+	int send_len = 10;
+	char buf[10];
+	int ret;
+
+	if (!self->notls) {
+		struct tls_crypto_info_keys tls12;
+
+		tls_crypto_info_init(variant->tls_version, variant->cipher_type,
+				     &tls12);
+
+		ret = setsockopt(self->fd, SOL_TLS, TLS_RX, &tls12,
+				 tls12.len);
+		ASSERT_EQ(ret, 0);
+
+		ret = setsockopt(self->cfd, SOL_TLS, TLS_TX, &tls12,
+				 tls12.len);
+		ASSERT_EQ(ret, 0);
+	}
+
+	ASSERT_EQ(strlen(test_str) + 1, send_len);
+
+	EXPECT_EQ(send(self->fd, test_str, send_len, 0), send_len);
+	EXPECT_NE(recv(self->cfd, buf, send_len, 0), -1);
+	EXPECT_EQ(memcmp(buf, test_str, send_len), 0);
+
+	memset(buf, 0, sizeof(buf));
+
+	EXPECT_EQ(send(self->cfd, test_str, send_len, 0), send_len);
+	EXPECT_NE(recv(self->fd, buf, send_len, 0), -1);
+	EXPECT_EQ(memcmp(buf, test_str, send_len), 0);
+};
+
+TEST_F(tls, pollin)
+{
+	char const *test_str = "test_poll";
+	struct pollfd fd = { 0, 0, 0 };
+	char buf[10];
+	int send_len = 10;
+
+	EXPECT_EQ(send(self->fd, test_str, send_len, 0), send_len);
+	fd.fd = self->cfd;
+	fd.events = POLLIN;
+
+	EXPECT_EQ(poll(&fd, 1, 20), 1);
+	EXPECT_EQ(fd.revents & POLLIN, 1);
+	EXPECT_EQ(recv(self->cfd, buf, send_len, MSG_WAITALL), send_len);
+	/* Test timing out */
+	EXPECT_EQ(poll(&fd, 1, 20), 0);
+}
+
+TEST_F(tls, poll_wait)
+{
+	char const *test_str = "test_poll_wait";
+	int send_len = strlen(test_str) + 1;
+	struct pollfd fd = { 0, 0, 0 };
+	char recv_mem[15];
+
+	fd.fd = self->cfd;
+	fd.events = POLLIN;
+	EXPECT_EQ(send(self->fd, test_str, send_len, 0), send_len);
+	/* Set timeout to inf. secs */
+	EXPECT_EQ(poll(&fd, 1, -1), 1);
+	EXPECT_EQ(fd.revents & POLLIN, 1);
+	EXPECT_EQ(recv(self->cfd, recv_mem, send_len, MSG_WAITALL), send_len);
+}
+
+TEST_F(tls, poll_wait_split)
+{
+	struct pollfd fd = { 0, 0, 0 };
+	char send_mem[20] = {};
+	char recv_mem[15];
+
+	fd.fd = self->cfd;
+	fd.events = POLLIN;
+	/* Send 20 bytes */
+	EXPECT_EQ(send(self->fd, send_mem, sizeof(send_mem), 0),
+		  sizeof(send_mem));
+	/* Poll with inf. timeout */
+	EXPECT_EQ(poll(&fd, 1, -1), 1);
+	EXPECT_EQ(fd.revents & POLLIN, 1);
+	EXPECT_EQ(recv(self->cfd, recv_mem, sizeof(recv_mem), MSG_WAITALL),
+		  sizeof(recv_mem));
+
+	/* Now the remaining 5 bytes of record data are in TLS ULP */
+	fd.fd = self->cfd;
+	fd.events = POLLIN;
+	EXPECT_EQ(poll(&fd, 1, -1), 1);
+	EXPECT_EQ(fd.revents & POLLIN, 1);
+	EXPECT_EQ(recv(self->cfd, recv_mem, sizeof(recv_mem), 0),
+		  sizeof(send_mem) - sizeof(recv_mem));
+}
+
+TEST_F(tls, blocking)
+{
+	size_t data = 100000;
+	int res = fork();
+
+	EXPECT_NE(res, -1);
+
+	if (res) {
+		/* parent */
+		size_t left = data;
+		char buf[16384];
+		int status;
+		int pid2;
+
+		while (left) {
+			int res = send(self->fd, buf,
+				       left > 16384 ? 16384 : left, 0);
+
+			EXPECT_GE(res, 0);
+			left -= res;
+		}
+
+		pid2 = wait(&status);
+		EXPECT_EQ(status, 0);
+		EXPECT_EQ(res, pid2);
+	} else {
+		/* child */
+		size_t left = data;
+		char buf[16384];
+
+		while (left) {
+			int res = recv(self->cfd, buf,
+				       left > 16384 ? 16384 : left, 0);
+
+			EXPECT_GE(res, 0);
+			left -= res;
+		}
+	}
+}
+
+TEST_F(tls, nonblocking)
+{
+	size_t data = 100000;
+	int sendbuf = 100;
+	int flags;
+	int res;
+
+	flags = fcntl(self->fd, F_GETFL, 0);
+	fcntl(self->fd, F_SETFL, flags | O_NONBLOCK);
+	fcntl(self->cfd, F_SETFL, flags | O_NONBLOCK);
+
+	/* Ensure nonblocking behavior by imposing a small send
+	 * buffer.
+	 */
+	EXPECT_EQ(setsockopt(self->fd, SOL_SOCKET, SO_SNDBUF,
+			     &sendbuf, sizeof(sendbuf)), 0);
+
+	res = fork();
+	EXPECT_NE(res, -1);
+
+	if (res) {
+		/* parent */
+		bool eagain = false;
+		size_t left = data;
+		char buf[16384];
+		int status;
+		int pid2;
+
+		while (left) {
+			int res = send(self->fd, buf,
+				       left > 16384 ? 16384 : left, 0);
+
+			if (res == -1 && errno == EAGAIN) {
+				eagain = true;
+				usleep(10000);
+				continue;
+			}
+			EXPECT_GE(res, 0);
+			left -= res;
+		}
+
+		EXPECT_TRUE(eagain);
+		pid2 = wait(&status);
+
+		EXPECT_EQ(status, 0);
+		EXPECT_EQ(res, pid2);
+	} else {
+		/* child */
+		bool eagain = false;
+		size_t left = data;
+		char buf[16384];
+
+		while (left) {
+			int res = recv(self->cfd, buf,
+				       left > 16384 ? 16384 : left, 0);
+
+			if (res == -1 && errno == EAGAIN) {
+				eagain = true;
+				usleep(10000);
+				continue;
+			}
+			EXPECT_GE(res, 0);
+			left -= res;
+		}
+		EXPECT_TRUE(eagain);
+	}
+}
+
+static void
+test_mutliproc(struct __test_metadata *_metadata, struct _test_data_tls *self,
+	       bool sendpg, unsigned int n_readers, unsigned int n_writers)
+{
+	const unsigned int n_children = n_readers + n_writers;
+	const size_t data = 6 * 1000 * 1000;
+	const size_t file_sz = data / 100;
+	size_t read_bias, write_bias;
+	int i, fd, child_id;
+	char buf[file_sz];
+	pid_t pid;
+
+	/* Only allow multiples for simplicity */
+	ASSERT_EQ(!(n_readers % n_writers) || !(n_writers % n_readers), true);
+	read_bias = n_writers / n_readers ?: 1;
+	write_bias = n_readers / n_writers ?: 1;
+
+	/* prep a file to send */
+	fd = open("/tmp/", O_TMPFILE | O_RDWR, 0600);
+	ASSERT_GE(fd, 0);
+
+	memset(buf, 0xac, file_sz);
+	ASSERT_EQ(write(fd, buf, file_sz), file_sz);
+
+	/* spawn children */
+	for (child_id = 0; child_id < n_children; child_id++) {
+		pid = fork();
+		ASSERT_NE(pid, -1);
+		if (!pid)
+			break;
+	}
+
+	/* parent waits for all children */
+	if (pid) {
+		for (i = 0; i < n_children; i++) {
+			int status;
+
+			wait(&status);
+			EXPECT_EQ(status, 0);
+		}
+
+		return;
+	}
+
+	/* Split threads for reading and writing */
+	if (child_id < n_readers) {
+		size_t left = data * read_bias;
+		char rb[8001];
+
+		while (left) {
+			int res;
+
+			res = recv(self->cfd, rb,
+				   left > sizeof(rb) ? sizeof(rb) : left, 0);
+
+			EXPECT_GE(res, 0);
+			left -= res;
+		}
+	} else {
+		size_t left = data * write_bias;
+
+		while (left) {
+			int res;
+
+			ASSERT_EQ(lseek(fd, 0, SEEK_SET), 0);
+			if (sendpg)
+				res = sendfile(self->fd, fd, NULL,
+					       left > file_sz ? file_sz : left);
+			else
+				res = send(self->fd, buf,
+					   left > file_sz ? file_sz : left, 0);
+
+			EXPECT_GE(res, 0);
+			left -= res;
+		}
+	}
+}
+
+TEST_F(tls, mutliproc_even)
+{
+	test_mutliproc(_metadata, self, false, 6, 6);
+}
+
+TEST_F(tls, mutliproc_readers)
+{
+	test_mutliproc(_metadata, self, false, 4, 12);
+}
+
+TEST_F(tls, mutliproc_writers)
+{
+	test_mutliproc(_metadata, self, false, 10, 2);
+}
+
+TEST_F(tls, mutliproc_sendpage_even)
+{
+	test_mutliproc(_metadata, self, true, 6, 6);
+}
+
+TEST_F(tls, mutliproc_sendpage_readers)
+{
+	test_mutliproc(_metadata, self, true, 4, 12);
+}
+
+TEST_F(tls, mutliproc_sendpage_writers)
+{
+	test_mutliproc(_metadata, self, true, 10, 2);
+}
+
+TEST_F(tls, control_msg)
+{
+	char *test_str = "test_read";
+	char record_type = 100;
+	int send_len = 10;
+	char buf[10];
+
+	if (self->notls)
+		SKIP(return, "no TLS support");
+
+	EXPECT_EQ(tls_send_cmsg(self->fd, record_type, test_str, send_len, 0),
+		  send_len);
+	/* Should fail because we didn't provide a control message */
+	EXPECT_EQ(recv(self->cfd, buf, send_len, 0), -1);
+
+	EXPECT_EQ(tls_recv_cmsg(_metadata, self->cfd, record_type,
+				buf, sizeof(buf), MSG_WAITALL | MSG_PEEK),
+		  send_len);
+	EXPECT_EQ(memcmp(buf, test_str, send_len), 0);
+
+	/* Recv the message again without MSG_PEEK */
+	memset(buf, 0, sizeof(buf));
+
+	EXPECT_EQ(tls_recv_cmsg(_metadata, self->cfd, record_type,
+				buf, sizeof(buf), MSG_WAITALL),
+		  send_len);
+	EXPECT_EQ(memcmp(buf, test_str, send_len), 0);
+}
+
+TEST_F(tls, shutdown)
+{
+	char const *test_str = "test_read";
+	int send_len = 10;
+	char buf[10];
+
+	ASSERT_EQ(strlen(test_str) + 1, send_len);
+
+	EXPECT_EQ(send(self->fd, test_str, send_len, 0), send_len);
+	EXPECT_NE(recv(self->cfd, buf, send_len, 0), -1);
+	EXPECT_EQ(memcmp(buf, test_str, send_len), 0);
+
+	shutdown(self->fd, SHUT_RDWR);
+	shutdown(self->cfd, SHUT_RDWR);
+}
+
+TEST_F(tls, shutdown_unsent)
+{
+	char const *test_str = "test_read";
+	int send_len = 10;
+
+	EXPECT_EQ(send(self->fd, test_str, send_len, MSG_MORE), send_len);
+
+	shutdown(self->fd, SHUT_RDWR);
+	shutdown(self->cfd, SHUT_RDWR);
+}
+
+TEST_F(tls, shutdown_reuse)
+{
+	struct sockaddr_in addr;
+	int ret;
+
+	shutdown(self->fd, SHUT_RDWR);
+	shutdown(self->cfd, SHUT_RDWR);
+	close(self->cfd);
+
+	addr.sin_family = AF_INET;
+	addr.sin_addr.s_addr = htonl(INADDR_ANY);
+	addr.sin_port = 0;
+
+	ret = bind(self->fd, &addr, sizeof(addr));
+	EXPECT_EQ(ret, 0);
+	ret = listen(self->fd, 10);
+	EXPECT_EQ(ret, -1);
+	EXPECT_EQ(errno, EINVAL);
+
+	ret = connect(self->fd, &addr, sizeof(addr));
+	EXPECT_EQ(ret, -1);
+	EXPECT_EQ(errno, EISCONN);
+}
+
+TEST_F(tls, getsockopt)
+{
+	struct tls_crypto_info_keys expect, get;
+	socklen_t len;
+
+	/* get only the version/cipher */
+	len = sizeof(struct tls_crypto_info);
+	memrnd(&get, sizeof(get));
+	EXPECT_EQ(getsockopt(self->fd, SOL_TLS, TLS_TX, &get, &len), 0);
+	EXPECT_EQ(len, sizeof(struct tls_crypto_info));
+	EXPECT_EQ(get.crypto_info.version, variant->tls_version);
+	EXPECT_EQ(get.crypto_info.cipher_type, variant->cipher_type);
+
+	/* get the full crypto_info */
+	tls_crypto_info_init(variant->tls_version, variant->cipher_type, &expect);
+	len = expect.len;
+	memrnd(&get, sizeof(get));
+	EXPECT_EQ(getsockopt(self->fd, SOL_TLS, TLS_TX, &get, &len), 0);
+	EXPECT_EQ(len, expect.len);
+	EXPECT_EQ(get.crypto_info.version, variant->tls_version);
+	EXPECT_EQ(get.crypto_info.cipher_type, variant->cipher_type);
+	EXPECT_EQ(memcmp(&get, &expect, expect.len), 0);
+
+	/* short get should fail */
+	len = sizeof(struct tls_crypto_info) - 1;
+	EXPECT_EQ(getsockopt(self->fd, SOL_TLS, TLS_TX, &get, &len), -1);
+	EXPECT_EQ(errno, EINVAL);
+
+	/* partial get of the cipher data should fail */
+	len = expect.len - 1;
+	EXPECT_EQ(getsockopt(self->fd, SOL_TLS, TLS_TX, &get, &len), -1);
+	EXPECT_EQ(errno, EINVAL);
+}
+
+FIXTURE(tls_err)
+{
+	int fd, cfd;
+	int fd2, cfd2;
+	bool notls;
+};
+
+FIXTURE_VARIANT(tls_err)
+{
+	uint16_t tls_version;
+};
+
+FIXTURE_VARIANT_ADD(tls_err, 12_aes_gcm)
+{
+	.tls_version = TLS_1_2_VERSION,
+};
+
+FIXTURE_VARIANT_ADD(tls_err, 13_aes_gcm)
+{
+	.tls_version = TLS_1_3_VERSION,
+};
+
+FIXTURE_SETUP(tls_err)
+{
+	struct tls_crypto_info_keys tls12;
+	int ret;
+
+	tls_crypto_info_init(variant->tls_version, TLS_CIPHER_AES_GCM_128,
+			     &tls12);
+
+	ulp_sock_pair(_metadata, &self->fd, &self->cfd, &self->notls);
+	ulp_sock_pair(_metadata, &self->fd2, &self->cfd2, &self->notls);
+	if (self->notls)
+		return;
+
+	ret = setsockopt(self->fd, SOL_TLS, TLS_TX, &tls12, tls12.len);
+	ASSERT_EQ(ret, 0);
+
+	ret = setsockopt(self->cfd2, SOL_TLS, TLS_RX, &tls12, tls12.len);
+	ASSERT_EQ(ret, 0);
+}
+
+FIXTURE_TEARDOWN(tls_err)
+{
+	close(self->fd);
+	close(self->cfd);
+	close(self->fd2);
+	close(self->cfd2);
+}
+
+TEST_F(tls_err, bad_rec)
+{
+	char buf[64];
+
+	if (self->notls)
+		SKIP(return, "no TLS support");
+
+	memset(buf, 0x55, sizeof(buf));
+	EXPECT_EQ(send(self->fd2, buf, sizeof(buf), 0), sizeof(buf));
+	EXPECT_EQ(recv(self->cfd2, buf, sizeof(buf), 0), -1);
+	EXPECT_EQ(errno, EMSGSIZE);
+	EXPECT_EQ(recv(self->cfd2, buf, sizeof(buf), MSG_DONTWAIT), -1);
+	EXPECT_EQ(errno, EAGAIN);
+}
+
+TEST_F(tls_err, bad_auth)
+{
+	char buf[128];
+	int n;
+
+	if (self->notls)
+		SKIP(return, "no TLS support");
+
+	memrnd(buf, sizeof(buf) / 2);
+	EXPECT_EQ(send(self->fd, buf, sizeof(buf) / 2, 0), sizeof(buf) / 2);
+	n = recv(self->cfd, buf, sizeof(buf), 0);
+	EXPECT_GT(n, sizeof(buf) / 2);
+
+	buf[n - 1]++;
+
+	EXPECT_EQ(send(self->fd2, buf, n, 0), n);
+	EXPECT_EQ(recv(self->cfd2, buf, sizeof(buf), 0), -1);
+	EXPECT_EQ(errno, EBADMSG);
+	EXPECT_EQ(recv(self->cfd2, buf, sizeof(buf), 0), -1);
+	EXPECT_EQ(errno, EBADMSG);
+}
+
+TEST_F(tls_err, bad_in_large_read)
+{
+	char txt[3][64];
+	char cip[3][128];
+	char buf[3 * 128];
+	int i, n;
+
+	if (self->notls)
+		SKIP(return, "no TLS support");
+
+	/* Put 3 records in the sockets */
+	for (i = 0; i < 3; i++) {
+		memrnd(txt[i], sizeof(txt[i]));
+		EXPECT_EQ(send(self->fd, txt[i], sizeof(txt[i]), 0),
+			  sizeof(txt[i]));
+		n = recv(self->cfd, cip[i], sizeof(cip[i]), 0);
+		EXPECT_GT(n, sizeof(txt[i]));
+		/* Break the third message */
+		if (i == 2)
+			cip[2][n - 1]++;
+		EXPECT_EQ(send(self->fd2, cip[i], n, 0), n);
+	}
+
+	/* We should be able to receive the first two messages */
+	EXPECT_EQ(recv(self->cfd2, buf, sizeof(buf), 0), sizeof(txt[0]) * 2);
+	EXPECT_EQ(memcmp(buf, txt[0], sizeof(txt[0])), 0);
+	EXPECT_EQ(memcmp(buf + sizeof(txt[0]), txt[1], sizeof(txt[1])), 0);
+	/* Third mesasge is bad */
+	EXPECT_EQ(recv(self->cfd2, buf, sizeof(buf), 0), -1);
+	EXPECT_EQ(errno, EBADMSG);
+	EXPECT_EQ(recv(self->cfd2, buf, sizeof(buf), 0), -1);
+	EXPECT_EQ(errno, EBADMSG);
+}
+
+TEST_F(tls_err, bad_cmsg)
+{
+	char *test_str = "test_read";
+	int send_len = 10;
+	char cip[128];
+	char buf[128];
+	char txt[64];
+	int n;
+
+	if (self->notls)
+		SKIP(return, "no TLS support");
+
+	/* Queue up one data record */
+	memrnd(txt, sizeof(txt));
+	EXPECT_EQ(send(self->fd, txt, sizeof(txt), 0), sizeof(txt));
+	n = recv(self->cfd, cip, sizeof(cip), 0);
+	EXPECT_GT(n, sizeof(txt));
+	EXPECT_EQ(send(self->fd2, cip, n, 0), n);
+
+	EXPECT_EQ(tls_send_cmsg(self->fd, 100, test_str, send_len, 0), 10);
+	n = recv(self->cfd, cip, sizeof(cip), 0);
+	cip[n - 1]++; /* Break it */
+	EXPECT_GT(n, send_len);
+	EXPECT_EQ(send(self->fd2, cip, n, 0), n);
+
+	EXPECT_EQ(recv(self->cfd2, buf, sizeof(buf), 0), sizeof(txt));
+	EXPECT_EQ(memcmp(buf, txt, sizeof(txt)), 0);
+	EXPECT_EQ(recv(self->cfd2, buf, sizeof(buf), 0), -1);
+	EXPECT_EQ(errno, EBADMSG);
+	EXPECT_EQ(recv(self->cfd2, buf, sizeof(buf), 0), -1);
+	EXPECT_EQ(errno, EBADMSG);
+}
+
+TEST_F(tls_err, timeo)
+{
+	struct timeval tv = { .tv_usec = 10000, };
+	char buf[128];
+	int ret;
+
+	if (self->notls)
+		SKIP(return, "no TLS support");
+
+	ret = setsockopt(self->cfd2, SOL_SOCKET, SO_RCVTIMEO, &tv, sizeof(tv));
+	ASSERT_EQ(ret, 0);
+
+	ret = fork();
+	ASSERT_GE(ret, 0);
+
+	if (ret) {
+		usleep(1000); /* Give child a head start */
+
+		EXPECT_EQ(recv(self->cfd2, buf, sizeof(buf), 0), -1);
+		EXPECT_EQ(errno, EAGAIN);
+
+		EXPECT_EQ(recv(self->cfd2, buf, sizeof(buf), 0), -1);
+		EXPECT_EQ(errno, EAGAIN);
+
+		wait(&ret);
+	} else {
+		EXPECT_EQ(recv(self->cfd2, buf, sizeof(buf), 0), -1);
+		EXPECT_EQ(errno, EAGAIN);
+		exit(0);
+	}
+}
+
+TEST_F(tls_err, poll_partial_rec)
+{
+	struct pollfd pfd = { };
+	ssize_t rec_len;
+	char rec[256];
+	char buf[128];
+
+	if (self->notls)
+		SKIP(return, "no TLS support");
+
+	pfd.fd = self->cfd2;
+	pfd.events = POLLIN;
+	EXPECT_EQ(poll(&pfd, 1, 1), 0);
+
+	memrnd(buf, sizeof(buf));
+	EXPECT_EQ(send(self->fd, buf, sizeof(buf), 0), sizeof(buf));
+	rec_len = recv(self->cfd, rec, sizeof(rec), 0);
+	EXPECT_GT(rec_len, sizeof(buf));
+
+	/* Write 100B, not the full record ... */
+	EXPECT_EQ(send(self->fd2, rec, 100, 0), 100);
+	/* ... no full record should mean no POLLIN */
+	pfd.fd = self->cfd2;
+	pfd.events = POLLIN;
+	EXPECT_EQ(poll(&pfd, 1, 1), 0);
+	/* Now write the rest, and it should all pop out of the other end. */
+	EXPECT_EQ(send(self->fd2, rec + 100, rec_len - 100, 0), rec_len - 100);
+	pfd.fd = self->cfd2;
+	pfd.events = POLLIN;
+	EXPECT_EQ(poll(&pfd, 1, 1), 1);
+	EXPECT_EQ(recv(self->cfd2, rec, sizeof(rec), 0), sizeof(buf));
+	EXPECT_EQ(memcmp(buf, rec, sizeof(buf)), 0);
+}
+
+TEST_F(tls_err, epoll_partial_rec)
+{
+	struct epoll_event ev, events[10];
+	ssize_t rec_len;
+	char rec[256];
+	char buf[128];
+	int epollfd;
+
+	if (self->notls)
+		SKIP(return, "no TLS support");
+
+	epollfd = epoll_create1(0);
+	ASSERT_GE(epollfd, 0);
+
+	memset(&ev, 0, sizeof(ev));
+	ev.events = EPOLLIN;
+	ev.data.fd = self->cfd2;
+	ASSERT_GE(epoll_ctl(epollfd, EPOLL_CTL_ADD, self->cfd2, &ev), 0);
+
+	EXPECT_EQ(epoll_wait(epollfd, events, 10, 0), 0);
+
+	memrnd(buf, sizeof(buf));
+	EXPECT_EQ(send(self->fd, buf, sizeof(buf), 0), sizeof(buf));
+	rec_len = recv(self->cfd, rec, sizeof(rec), 0);
+	EXPECT_GT(rec_len, sizeof(buf));
+
+	/* Write 100B, not the full record ... */
+	EXPECT_EQ(send(self->fd2, rec, 100, 0), 100);
+	/* ... no full record should mean no POLLIN */
+	EXPECT_EQ(epoll_wait(epollfd, events, 10, 0), 0);
+	/* Now write the rest, and it should all pop out of the other end. */
+	EXPECT_EQ(send(self->fd2, rec + 100, rec_len - 100, 0), rec_len - 100);
+	EXPECT_EQ(epoll_wait(epollfd, events, 10, 0), 1);
+	EXPECT_EQ(recv(self->cfd2, rec, sizeof(rec), 0), sizeof(buf));
+	EXPECT_EQ(memcmp(buf, rec, sizeof(buf)), 0);
+
+	close(epollfd);
+}
+
+TEST_F(tls_err, poll_partial_rec_async)
+{
+	struct pollfd pfd = { };
+	ssize_t rec_len;
+	char rec[256];
+	char buf[128];
+	char token;
+	int p[2];
+	int ret;
+
+	if (self->notls)
+		SKIP(return, "no TLS support");
+
+	ASSERT_GE(pipe(p), 0);
+
+	memrnd(buf, sizeof(buf));
+	EXPECT_EQ(send(self->fd, buf, sizeof(buf), 0), sizeof(buf));
+	rec_len = recv(self->cfd, rec, sizeof(rec), 0);
+	EXPECT_GT(rec_len, sizeof(buf));
+
+	ret = fork();
+	ASSERT_GE(ret, 0);
+
+	if (ret) {
+		int status, pid2;
+
+		close(p[1]);
+		usleep(1000); /* Give child a head start */
+
+		EXPECT_EQ(send(self->fd2, rec, 100, 0), 100);
+
+		EXPECT_EQ(read(p[0], &token, 1), 1); /* Barrier #1 */
+
+		EXPECT_EQ(send(self->fd2, rec + 100, rec_len - 100, 0),
+			  rec_len - 100);
+
+		pid2 = wait(&status);
+		EXPECT_EQ(pid2, ret);
+		EXPECT_EQ(status, 0);
+	} else {
+		close(p[0]);
+
+		/* Child should sleep in poll(), never get a wake */
+		pfd.fd = self->cfd2;
+		pfd.events = POLLIN;
+		EXPECT_EQ(poll(&pfd, 1, 5), 0);
+
+		EXPECT_EQ(write(p[1], &token, 1), 1); /* Barrier #1 */
+
+		pfd.fd = self->cfd2;
+		pfd.events = POLLIN;
+		EXPECT_EQ(poll(&pfd, 1, 5), 1);
+
+		exit(!_metadata->passed);
+	}
+}
+
+TEST(non_established) {
+	struct tls12_crypto_info_aes_gcm_256 tls12;
+	struct sockaddr_in addr;
+	int sfd, ret, fd;
+	socklen_t len;
+
+	len = sizeof(addr);
+
+	memset(&tls12, 0, sizeof(tls12));
+	tls12.info.version = TLS_1_2_VERSION;
+	tls12.info.cipher_type = TLS_CIPHER_AES_GCM_256;
+
+	addr.sin_family = AF_INET;
+	addr.sin_addr.s_addr = htonl(INADDR_ANY);
+	addr.sin_port = 0;
+
+	fd = socket(AF_INET, SOCK_STREAM, 0);
+	sfd = socket(AF_INET, SOCK_STREAM, 0);
+
+	ret = bind(sfd, &addr, sizeof(addr));
+	ASSERT_EQ(ret, 0);
+	ret = listen(sfd, 10);
+	ASSERT_EQ(ret, 0);
+
+	ret = setsockopt(fd, IPPROTO_TCP, TCP_ULP, "tls", sizeof("tls"));
+	EXPECT_EQ(ret, -1);
+	/* TLS ULP not supported */
+	if (errno == ENOENT)
+		return;
+	EXPECT_EQ(errno, ENOTCONN);
+
+	ret = setsockopt(sfd, IPPROTO_TCP, TCP_ULP, "tls", sizeof("tls"));
+	EXPECT_EQ(ret, -1);
+	EXPECT_EQ(errno, ENOTCONN);
+
+	ret = getsockname(sfd, &addr, &len);
+	ASSERT_EQ(ret, 0);
+
+	ret = connect(fd, &addr, sizeof(addr));
+	ASSERT_EQ(ret, 0);
+
+	ret = setsockopt(fd, IPPROTO_TCP, TCP_ULP, "tls", sizeof("tls"));
+	ASSERT_EQ(ret, 0);
+
+	ret = setsockopt(fd, IPPROTO_TCP, TCP_ULP, "tls", sizeof("tls"));
+	EXPECT_EQ(ret, -1);
+	EXPECT_EQ(errno, EEXIST);
+
+	close(fd);
+	close(sfd);
+}
+
+TEST(keysizes) {
+	struct tls12_crypto_info_aes_gcm_256 tls12;
+	int ret, fd, cfd;
+	bool notls;
+
+	memset(&tls12, 0, sizeof(tls12));
+	tls12.info.version = TLS_1_2_VERSION;
+	tls12.info.cipher_type = TLS_CIPHER_AES_GCM_256;
+
+	ulp_sock_pair(_metadata, &fd, &cfd, &notls);
+
+	if (!notls) {
+		ret = setsockopt(fd, SOL_TLS, TLS_TX, &tls12,
+				 sizeof(tls12));
+		EXPECT_EQ(ret, 0);
+
+		ret = setsockopt(cfd, SOL_TLS, TLS_RX, &tls12,
+				 sizeof(tls12));
+		EXPECT_EQ(ret, 0);
+	}
+
+	close(fd);
+	close(cfd);
+}
+
+TEST(no_pad) {
+	struct tls12_crypto_info_aes_gcm_256 tls12;
+	int ret, fd, cfd, val;
+	socklen_t len;
+	bool notls;
+
+	memset(&tls12, 0, sizeof(tls12));
+	tls12.info.version = TLS_1_3_VERSION;
+	tls12.info.cipher_type = TLS_CIPHER_AES_GCM_256;
+
+	ulp_sock_pair(_metadata, &fd, &cfd, &notls);
+
+	if (notls)
+		exit(KSFT_SKIP);
+
+	ret = setsockopt(fd, SOL_TLS, TLS_TX, &tls12, sizeof(tls12));
+	EXPECT_EQ(ret, 0);
+
+	ret = setsockopt(cfd, SOL_TLS, TLS_RX, &tls12, sizeof(tls12));
+	EXPECT_EQ(ret, 0);
+
+	val = 1;
+	ret = setsockopt(cfd, SOL_TLS, TLS_RX_EXPECT_NO_PAD,
+			 (void *)&val, sizeof(val));
+	EXPECT_EQ(ret, 0);
+
+	len = sizeof(val);
+	val = 2;
+	ret = getsockopt(cfd, SOL_TLS, TLS_RX_EXPECT_NO_PAD,
+			 (void *)&val, &len);
+	EXPECT_EQ(ret, 0);
+	EXPECT_EQ(val, 1);
+	EXPECT_EQ(len, 4);
+
+	val = 0;
+	ret = setsockopt(cfd, SOL_TLS, TLS_RX_EXPECT_NO_PAD,
+			 (void *)&val, sizeof(val));
+	EXPECT_EQ(ret, 0);
+
+	len = sizeof(val);
+	val = 2;
+	ret = getsockopt(cfd, SOL_TLS, TLS_RX_EXPECT_NO_PAD,
+			 (void *)&val, &len);
+	EXPECT_EQ(ret, 0);
+	EXPECT_EQ(val, 0);
+	EXPECT_EQ(len, 4);
+
+	close(fd);
+	close(cfd);
+}
+
+TEST(tls_v6ops) {
+	struct tls_crypto_info_keys tls12;
+	struct sockaddr_in6 addr, addr2;
+	int sfd, ret, fd;
+	socklen_t len, len2;
+
+	tls_crypto_info_init(TLS_1_2_VERSION, TLS_CIPHER_AES_GCM_128, &tls12);
+
+	addr.sin6_family = AF_INET6;
+	addr.sin6_addr = in6addr_any;
+	addr.sin6_port = 0;
+
+	fd = socket(AF_INET6, SOCK_STREAM, 0);
+	sfd = socket(AF_INET6, SOCK_STREAM, 0);
+
+	ret = bind(sfd, &addr, sizeof(addr));
+	ASSERT_EQ(ret, 0);
+	ret = listen(sfd, 10);
+	ASSERT_EQ(ret, 0);
+
+	len = sizeof(addr);
+	ret = getsockname(sfd, &addr, &len);
+	ASSERT_EQ(ret, 0);
+
+	ret = connect(fd, &addr, sizeof(addr));
+	ASSERT_EQ(ret, 0);
+
+	len = sizeof(addr);
+	ret = getsockname(fd, &addr, &len);
+	ASSERT_EQ(ret, 0);
+
+	ret = setsockopt(fd, IPPROTO_TCP, TCP_ULP, "tls", sizeof("tls"));
+	if (ret) {
+		ASSERT_EQ(errno, ENOENT);
+		SKIP(return, "no TLS support");
+	}
+	ASSERT_EQ(ret, 0);
+
+	ret = setsockopt(fd, SOL_TLS, TLS_TX, &tls12, tls12.len);
+	ASSERT_EQ(ret, 0);
+
+	ret = setsockopt(fd, SOL_TLS, TLS_RX, &tls12, tls12.len);
+	ASSERT_EQ(ret, 0);
+
+	len2 = sizeof(addr2);
+	ret = getsockname(fd, &addr2, &len2);
+	ASSERT_EQ(ret, 0);
+
+	EXPECT_EQ(len2, len);
+	EXPECT_EQ(memcmp(&addr, &addr2, len), 0);
+
+	close(fd);
+	close(sfd);
+}
+
+TEST(prequeue) {
+	struct tls_crypto_info_keys tls12;
+	char buf[20000], buf2[20000];
+	struct sockaddr_in addr;
+	int sfd, cfd, ret, fd;
+	socklen_t len;
+
+	len = sizeof(addr);
+	memrnd(buf, sizeof(buf));
+
+	tls_crypto_info_init(TLS_1_2_VERSION, TLS_CIPHER_AES_GCM_256, &tls12);
+
+	addr.sin_family = AF_INET;
+	addr.sin_addr.s_addr = htonl(INADDR_ANY);
+	addr.sin_port = 0;
+
+	fd = socket(AF_INET, SOCK_STREAM, 0);
+	sfd = socket(AF_INET, SOCK_STREAM, 0);
+
+	ASSERT_EQ(bind(sfd, &addr, sizeof(addr)), 0);
+	ASSERT_EQ(listen(sfd, 10), 0);
+	ASSERT_EQ(getsockname(sfd, &addr, &len), 0);
+	ASSERT_EQ(connect(fd, &addr, sizeof(addr)), 0);
+	ASSERT_GE(cfd = accept(sfd, &addr, &len), 0);
+	close(sfd);
+
+	ret = setsockopt(fd, IPPROTO_TCP, TCP_ULP, "tls", sizeof("tls"));
+	if (ret) {
+		ASSERT_EQ(errno, ENOENT);
+		SKIP(return, "no TLS support");
+	}
+
+	ASSERT_EQ(setsockopt(fd, SOL_TLS, TLS_TX, &tls12, tls12.len), 0);
+	EXPECT_EQ(send(fd, buf, sizeof(buf), MSG_DONTWAIT), sizeof(buf));
+
+	ASSERT_EQ(setsockopt(cfd, IPPROTO_TCP, TCP_ULP, "tls", sizeof("tls")), 0);
+	ASSERT_EQ(setsockopt(cfd, SOL_TLS, TLS_RX, &tls12, tls12.len), 0);
+	EXPECT_EQ(recv(cfd, buf2, sizeof(buf2), MSG_WAITALL), sizeof(buf2));
+
+	EXPECT_EQ(memcmp(buf, buf2, sizeof(buf)), 0);
+
+	close(fd);
+	close(cfd);
+}
+
+static void __attribute__((constructor)) fips_check(void) {
+	int res;
+	FILE *f;
+
+	f = fopen("/proc/sys/crypto/fips_enabled", "r");
+	if (f) {
+		res = fscanf(f, "%d", &fips_enabled);
+		if (res != 1)
+			ksft_print_msg("ERROR: Couldn't read /proc/sys/crypto/fips_enabled\n");
+		fclose(f);
+	}
+}
+
+TEST_HARNESS_MAIN