xref: /openbmc/linux/tools/testing/selftests/net/tls.c (revision 3e30a927)
1 // SPDX-License-Identifier: GPL-2.0
2 
3 #define _GNU_SOURCE
4 
5 #include <arpa/inet.h>
6 #include <errno.h>
7 #include <error.h>
8 #include <fcntl.h>
9 #include <poll.h>
10 #include <stdio.h>
11 #include <stdlib.h>
12 #include <unistd.h>
13 
14 #include <linux/tls.h>
15 #include <linux/tcp.h>
16 #include <linux/socket.h>
17 
18 #include <sys/types.h>
19 #include <sys/sendfile.h>
20 #include <sys/socket.h>
21 #include <sys/stat.h>
22 
23 #include "../kselftest_harness.h"
24 
25 #define TLS_PAYLOAD_MAX_LEN 16384
26 #define SOL_TLS 282
27 
28 FIXTURE(tls_basic)
29 {
30 	int fd, cfd;
31 	bool notls;
32 };
33 
34 FIXTURE_SETUP(tls_basic)
35 {
36 	struct sockaddr_in addr;
37 	socklen_t len;
38 	int sfd, ret;
39 
40 	self->notls = false;
41 	len = sizeof(addr);
42 
43 	addr.sin_family = AF_INET;
44 	addr.sin_addr.s_addr = htonl(INADDR_ANY);
45 	addr.sin_port = 0;
46 
47 	self->fd = socket(AF_INET, SOCK_STREAM, 0);
48 	sfd = socket(AF_INET, SOCK_STREAM, 0);
49 
50 	ret = bind(sfd, &addr, sizeof(addr));
51 	ASSERT_EQ(ret, 0);
52 	ret = listen(sfd, 10);
53 	ASSERT_EQ(ret, 0);
54 
55 	ret = getsockname(sfd, &addr, &len);
56 	ASSERT_EQ(ret, 0);
57 
58 	ret = connect(self->fd, &addr, sizeof(addr));
59 	ASSERT_EQ(ret, 0);
60 
61 	self->cfd = accept(sfd, &addr, &len);
62 	ASSERT_GE(self->cfd, 0);
63 
64 	close(sfd);
65 
66 	ret = setsockopt(self->fd, IPPROTO_TCP, TCP_ULP, "tls", sizeof("tls"));
67 	if (ret != 0) {
68 		ASSERT_EQ(errno, ENOENT);
69 		self->notls = true;
70 		printf("Failure setting TCP_ULP, testing without tls\n");
71 		return;
72 	}
73 
74 	ret = setsockopt(self->cfd, IPPROTO_TCP, TCP_ULP, "tls", sizeof("tls"));
75 	ASSERT_EQ(ret, 0);
76 }
77 
78 FIXTURE_TEARDOWN(tls_basic)
79 {
80 	close(self->fd);
81 	close(self->cfd);
82 }
83 
84 /* Send some data through with ULP but no keys */
85 TEST_F(tls_basic, base_base)
86 {
87 	char const *test_str = "test_read";
88 	int send_len = 10;
89 	char buf[10];
90 
91 	ASSERT_EQ(strlen(test_str) + 1, send_len);
92 
93 	EXPECT_EQ(send(self->fd, test_str, send_len, 0), send_len);
94 	EXPECT_NE(recv(self->cfd, buf, send_len, 0), -1);
95 	EXPECT_EQ(memcmp(buf, test_str, send_len), 0);
96 };
97 
98 FIXTURE(tls)
99 {
100 	int fd, cfd;
101 	bool notls;
102 };
103 
104 FIXTURE_SETUP(tls)
105 {
106 	struct tls12_crypto_info_aes_gcm_128 tls12;
107 	struct sockaddr_in addr;
108 	socklen_t len;
109 	int sfd, ret;
110 
111 	self->notls = false;
112 	len = sizeof(addr);
113 
114 	memset(&tls12, 0, sizeof(tls12));
115 	tls12.info.version = TLS_1_3_VERSION;
116 	tls12.info.cipher_type = TLS_CIPHER_AES_GCM_128;
117 
118 	addr.sin_family = AF_INET;
119 	addr.sin_addr.s_addr = htonl(INADDR_ANY);
120 	addr.sin_port = 0;
121 
122 	self->fd = socket(AF_INET, SOCK_STREAM, 0);
123 	sfd = socket(AF_INET, SOCK_STREAM, 0);
124 
125 	ret = bind(sfd, &addr, sizeof(addr));
126 	ASSERT_EQ(ret, 0);
127 	ret = listen(sfd, 10);
128 	ASSERT_EQ(ret, 0);
129 
130 	ret = getsockname(sfd, &addr, &len);
131 	ASSERT_EQ(ret, 0);
132 
133 	ret = connect(self->fd, &addr, sizeof(addr));
134 	ASSERT_EQ(ret, 0);
135 
136 	ret = setsockopt(self->fd, IPPROTO_TCP, TCP_ULP, "tls", sizeof("tls"));
137 	if (ret != 0) {
138 		self->notls = true;
139 		printf("Failure setting TCP_ULP, testing without tls\n");
140 	}
141 
142 	if (!self->notls) {
143 		ret = setsockopt(self->fd, SOL_TLS, TLS_TX, &tls12,
144 				 sizeof(tls12));
145 		ASSERT_EQ(ret, 0);
146 	}
147 
148 	self->cfd = accept(sfd, &addr, &len);
149 	ASSERT_GE(self->cfd, 0);
150 
151 	if (!self->notls) {
152 		ret = setsockopt(self->cfd, IPPROTO_TCP, TCP_ULP, "tls",
153 				 sizeof("tls"));
154 		ASSERT_EQ(ret, 0);
155 
156 		ret = setsockopt(self->cfd, SOL_TLS, TLS_RX, &tls12,
157 				 sizeof(tls12));
158 		ASSERT_EQ(ret, 0);
159 	}
160 
161 	close(sfd);
162 }
163 
164 FIXTURE_TEARDOWN(tls)
165 {
166 	close(self->fd);
167 	close(self->cfd);
168 }
169 
170 TEST_F(tls, sendfile)
171 {
172 	int filefd = open("/proc/self/exe", O_RDONLY);
173 	struct stat st;
174 
175 	EXPECT_GE(filefd, 0);
176 	fstat(filefd, &st);
177 	EXPECT_GE(sendfile(self->fd, filefd, 0, st.st_size), 0);
178 }
179 
180 TEST_F(tls, send_then_sendfile)
181 {
182 	int filefd = open("/proc/self/exe", O_RDONLY);
183 	char const *test_str = "test_send";
184 	int to_send = strlen(test_str) + 1;
185 	char recv_buf[10];
186 	struct stat st;
187 	char *buf;
188 
189 	EXPECT_GE(filefd, 0);
190 	fstat(filefd, &st);
191 	buf = (char *)malloc(st.st_size);
192 
193 	EXPECT_EQ(send(self->fd, test_str, to_send, 0), to_send);
194 	EXPECT_EQ(recv(self->cfd, recv_buf, to_send, MSG_WAITALL), to_send);
195 	EXPECT_EQ(memcmp(test_str, recv_buf, to_send), 0);
196 
197 	EXPECT_GE(sendfile(self->fd, filefd, 0, st.st_size), 0);
198 	EXPECT_EQ(recv(self->cfd, buf, st.st_size, MSG_WAITALL), st.st_size);
199 }
200 
201 TEST_F(tls, recv_max)
202 {
203 	unsigned int send_len = TLS_PAYLOAD_MAX_LEN;
204 	char recv_mem[TLS_PAYLOAD_MAX_LEN];
205 	char buf[TLS_PAYLOAD_MAX_LEN];
206 
207 	EXPECT_GE(send(self->fd, buf, send_len, 0), 0);
208 	EXPECT_NE(recv(self->cfd, recv_mem, send_len, 0), -1);
209 	EXPECT_EQ(memcmp(buf, recv_mem, send_len), 0);
210 }
211 
212 TEST_F(tls, recv_small)
213 {
214 	char const *test_str = "test_read";
215 	int send_len = 10;
216 	char buf[10];
217 
218 	send_len = strlen(test_str) + 1;
219 	EXPECT_EQ(send(self->fd, test_str, send_len, 0), send_len);
220 	EXPECT_NE(recv(self->cfd, buf, send_len, 0), -1);
221 	EXPECT_EQ(memcmp(buf, test_str, send_len), 0);
222 }
223 
224 TEST_F(tls, msg_more)
225 {
226 	char const *test_str = "test_read";
227 	int send_len = 10;
228 	char buf[10 * 2];
229 
230 	EXPECT_EQ(send(self->fd, test_str, send_len, MSG_MORE), send_len);
231 	EXPECT_EQ(recv(self->cfd, buf, send_len, MSG_DONTWAIT), -1);
232 	EXPECT_EQ(send(self->fd, test_str, send_len, 0), send_len);
233 	EXPECT_EQ(recv(self->cfd, buf, send_len * 2, MSG_WAITALL),
234 		  send_len * 2);
235 	EXPECT_EQ(memcmp(buf, test_str, send_len), 0);
236 }
237 
238 TEST_F(tls, msg_more_unsent)
239 {
240 	char const *test_str = "test_read";
241 	int send_len = 10;
242 	char buf[10];
243 
244 	EXPECT_EQ(send(self->fd, test_str, send_len, MSG_MORE), send_len);
245 	EXPECT_EQ(recv(self->cfd, buf, send_len, MSG_DONTWAIT), -1);
246 }
247 
248 TEST_F(tls, sendmsg_single)
249 {
250 	struct msghdr msg;
251 
252 	char const *test_str = "test_sendmsg";
253 	size_t send_len = 13;
254 	struct iovec vec;
255 	char buf[13];
256 
257 	vec.iov_base = (char *)test_str;
258 	vec.iov_len = send_len;
259 	memset(&msg, 0, sizeof(struct msghdr));
260 	msg.msg_iov = &vec;
261 	msg.msg_iovlen = 1;
262 	EXPECT_EQ(sendmsg(self->fd, &msg, 0), send_len);
263 	EXPECT_EQ(recv(self->cfd, buf, send_len, MSG_WAITALL), send_len);
264 	EXPECT_EQ(memcmp(buf, test_str, send_len), 0);
265 }
266 
267 #define MAX_FRAGS	64
268 #define SEND_LEN	13
269 TEST_F(tls, sendmsg_fragmented)
270 {
271 	char const *test_str = "test_sendmsg";
272 	char buf[SEND_LEN * MAX_FRAGS];
273 	struct iovec vec[MAX_FRAGS];
274 	struct msghdr msg;
275 	int i, frags;
276 
277 	for (frags = 1; frags <= MAX_FRAGS; frags++) {
278 		for (i = 0; i < frags; i++) {
279 			vec[i].iov_base = (char *)test_str;
280 			vec[i].iov_len = SEND_LEN;
281 		}
282 
283 		memset(&msg, 0, sizeof(struct msghdr));
284 		msg.msg_iov = vec;
285 		msg.msg_iovlen = frags;
286 
287 		EXPECT_EQ(sendmsg(self->fd, &msg, 0), SEND_LEN * frags);
288 		EXPECT_EQ(recv(self->cfd, buf, SEND_LEN * frags, MSG_WAITALL),
289 			  SEND_LEN * frags);
290 
291 		for (i = 0; i < frags; i++)
292 			EXPECT_EQ(memcmp(buf + SEND_LEN * i,
293 					 test_str, SEND_LEN), 0);
294 	}
295 }
296 #undef MAX_FRAGS
297 #undef SEND_LEN
298 
299 TEST_F(tls, sendmsg_large)
300 {
301 	void *mem = malloc(16384);
302 	size_t send_len = 16384;
303 	size_t sends = 128;
304 	struct msghdr msg;
305 	size_t recvs = 0;
306 	size_t sent = 0;
307 
308 	memset(&msg, 0, sizeof(struct msghdr));
309 	while (sent++ < sends) {
310 		struct iovec vec = { (void *)mem, send_len };
311 
312 		msg.msg_iov = &vec;
313 		msg.msg_iovlen = 1;
314 		EXPECT_EQ(sendmsg(self->cfd, &msg, 0), send_len);
315 	}
316 
317 	while (recvs++ < sends)
318 		EXPECT_NE(recv(self->fd, mem, send_len, 0), -1);
319 
320 	free(mem);
321 }
322 
323 TEST_F(tls, sendmsg_multiple)
324 {
325 	char const *test_str = "test_sendmsg_multiple";
326 	struct iovec vec[5];
327 	char *test_strs[5];
328 	struct msghdr msg;
329 	int total_len = 0;
330 	int len_cmp = 0;
331 	int iov_len = 5;
332 	char *buf;
333 	int i;
334 
335 	memset(&msg, 0, sizeof(struct msghdr));
336 	for (i = 0; i < iov_len; i++) {
337 		test_strs[i] = (char *)malloc(strlen(test_str) + 1);
338 		snprintf(test_strs[i], strlen(test_str) + 1, "%s", test_str);
339 		vec[i].iov_base = (void *)test_strs[i];
340 		vec[i].iov_len = strlen(test_strs[i]) + 1;
341 		total_len += vec[i].iov_len;
342 	}
343 	msg.msg_iov = vec;
344 	msg.msg_iovlen = iov_len;
345 
346 	EXPECT_EQ(sendmsg(self->cfd, &msg, 0), total_len);
347 	buf = malloc(total_len);
348 	EXPECT_NE(recv(self->fd, buf, total_len, 0), -1);
349 	for (i = 0; i < iov_len; i++) {
350 		EXPECT_EQ(memcmp(test_strs[i], buf + len_cmp,
351 				 strlen(test_strs[i])),
352 			  0);
353 		len_cmp += strlen(buf + len_cmp) + 1;
354 	}
355 	for (i = 0; i < iov_len; i++)
356 		free(test_strs[i]);
357 	free(buf);
358 }
359 
360 TEST_F(tls, sendmsg_multiple_stress)
361 {
362 	char const *test_str = "abcdefghijklmno";
363 	struct iovec vec[1024];
364 	char *test_strs[1024];
365 	int iov_len = 1024;
366 	int total_len = 0;
367 	char buf[1 << 14];
368 	struct msghdr msg;
369 	int len_cmp = 0;
370 	int i;
371 
372 	memset(&msg, 0, sizeof(struct msghdr));
373 	for (i = 0; i < iov_len; i++) {
374 		test_strs[i] = (char *)malloc(strlen(test_str) + 1);
375 		snprintf(test_strs[i], strlen(test_str) + 1, "%s", test_str);
376 		vec[i].iov_base = (void *)test_strs[i];
377 		vec[i].iov_len = strlen(test_strs[i]) + 1;
378 		total_len += vec[i].iov_len;
379 	}
380 	msg.msg_iov = vec;
381 	msg.msg_iovlen = iov_len;
382 
383 	EXPECT_EQ(sendmsg(self->fd, &msg, 0), total_len);
384 	EXPECT_NE(recv(self->cfd, buf, total_len, 0), -1);
385 
386 	for (i = 0; i < iov_len; i++)
387 		len_cmp += strlen(buf + len_cmp) + 1;
388 
389 	for (i = 0; i < iov_len; i++)
390 		free(test_strs[i]);
391 }
392 
393 TEST_F(tls, splice_from_pipe)
394 {
395 	int send_len = TLS_PAYLOAD_MAX_LEN;
396 	char mem_send[TLS_PAYLOAD_MAX_LEN];
397 	char mem_recv[TLS_PAYLOAD_MAX_LEN];
398 	int p[2];
399 
400 	ASSERT_GE(pipe(p), 0);
401 	EXPECT_GE(write(p[1], mem_send, send_len), 0);
402 	EXPECT_GE(splice(p[0], NULL, self->fd, NULL, send_len, 0), 0);
403 	EXPECT_EQ(recv(self->cfd, mem_recv, send_len, MSG_WAITALL), send_len);
404 	EXPECT_EQ(memcmp(mem_send, mem_recv, send_len), 0);
405 }
406 
407 TEST_F(tls, splice_from_pipe2)
408 {
409 	int send_len = 16000;
410 	char mem_send[16000];
411 	char mem_recv[16000];
412 	int p2[2];
413 	int p[2];
414 
415 	ASSERT_GE(pipe(p), 0);
416 	ASSERT_GE(pipe(p2), 0);
417 	EXPECT_GE(write(p[1], mem_send, 8000), 0);
418 	EXPECT_GE(splice(p[0], NULL, self->fd, NULL, 8000, 0), 0);
419 	EXPECT_GE(write(p2[1], mem_send + 8000, 8000), 0);
420 	EXPECT_GE(splice(p2[0], NULL, self->fd, NULL, 8000, 0), 0);
421 	EXPECT_EQ(recv(self->cfd, mem_recv, send_len, MSG_WAITALL), send_len);
422 	EXPECT_EQ(memcmp(mem_send, mem_recv, send_len), 0);
423 }
424 
425 TEST_F(tls, send_and_splice)
426 {
427 	int send_len = TLS_PAYLOAD_MAX_LEN;
428 	char mem_send[TLS_PAYLOAD_MAX_LEN];
429 	char mem_recv[TLS_PAYLOAD_MAX_LEN];
430 	char const *test_str = "test_read";
431 	int send_len2 = 10;
432 	char buf[10];
433 	int p[2];
434 
435 	ASSERT_GE(pipe(p), 0);
436 	EXPECT_EQ(send(self->fd, test_str, send_len2, 0), send_len2);
437 	EXPECT_EQ(recv(self->cfd, buf, send_len2, MSG_WAITALL), send_len2);
438 	EXPECT_EQ(memcmp(test_str, buf, send_len2), 0);
439 
440 	EXPECT_GE(write(p[1], mem_send, send_len), send_len);
441 	EXPECT_GE(splice(p[0], NULL, self->fd, NULL, send_len, 0), send_len);
442 
443 	EXPECT_EQ(recv(self->cfd, mem_recv, send_len, MSG_WAITALL), send_len);
444 	EXPECT_EQ(memcmp(mem_send, mem_recv, send_len), 0);
445 }
446 
447 TEST_F(tls, splice_to_pipe)
448 {
449 	int send_len = TLS_PAYLOAD_MAX_LEN;
450 	char mem_send[TLS_PAYLOAD_MAX_LEN];
451 	char mem_recv[TLS_PAYLOAD_MAX_LEN];
452 	int p[2];
453 
454 	ASSERT_GE(pipe(p), 0);
455 	EXPECT_GE(send(self->fd, mem_send, send_len, 0), 0);
456 	EXPECT_GE(splice(self->cfd, NULL, p[1], NULL, send_len, 0), 0);
457 	EXPECT_GE(read(p[0], mem_recv, send_len), 0);
458 	EXPECT_EQ(memcmp(mem_send, mem_recv, send_len), 0);
459 }
460 
461 TEST_F(tls, recvmsg_single)
462 {
463 	char const *test_str = "test_recvmsg_single";
464 	int send_len = strlen(test_str) + 1;
465 	char buf[20];
466 	struct msghdr hdr;
467 	struct iovec vec;
468 
469 	memset(&hdr, 0, sizeof(hdr));
470 	EXPECT_EQ(send(self->fd, test_str, send_len, 0), send_len);
471 	vec.iov_base = (char *)buf;
472 	vec.iov_len = send_len;
473 	hdr.msg_iovlen = 1;
474 	hdr.msg_iov = &vec;
475 	EXPECT_NE(recvmsg(self->cfd, &hdr, 0), -1);
476 	EXPECT_EQ(memcmp(test_str, buf, send_len), 0);
477 }
478 
479 TEST_F(tls, recvmsg_single_max)
480 {
481 	int send_len = TLS_PAYLOAD_MAX_LEN;
482 	char send_mem[TLS_PAYLOAD_MAX_LEN];
483 	char recv_mem[TLS_PAYLOAD_MAX_LEN];
484 	struct iovec vec;
485 	struct msghdr hdr;
486 
487 	EXPECT_EQ(send(self->fd, send_mem, send_len, 0), send_len);
488 	vec.iov_base = (char *)recv_mem;
489 	vec.iov_len = TLS_PAYLOAD_MAX_LEN;
490 
491 	hdr.msg_iovlen = 1;
492 	hdr.msg_iov = &vec;
493 	EXPECT_NE(recvmsg(self->cfd, &hdr, 0), -1);
494 	EXPECT_EQ(memcmp(send_mem, recv_mem, send_len), 0);
495 }
496 
497 TEST_F(tls, recvmsg_multiple)
498 {
499 	unsigned int msg_iovlen = 1024;
500 	unsigned int len_compared = 0;
501 	struct iovec vec[1024];
502 	char *iov_base[1024];
503 	unsigned int iov_len = 16;
504 	int send_len = 1 << 14;
505 	char buf[1 << 14];
506 	struct msghdr hdr;
507 	int i;
508 
509 	EXPECT_EQ(send(self->fd, buf, send_len, 0), send_len);
510 	for (i = 0; i < msg_iovlen; i++) {
511 		iov_base[i] = (char *)malloc(iov_len);
512 		vec[i].iov_base = iov_base[i];
513 		vec[i].iov_len = iov_len;
514 	}
515 
516 	hdr.msg_iovlen = msg_iovlen;
517 	hdr.msg_iov = vec;
518 	EXPECT_NE(recvmsg(self->cfd, &hdr, 0), -1);
519 	for (i = 0; i < msg_iovlen; i++)
520 		len_compared += iov_len;
521 
522 	for (i = 0; i < msg_iovlen; i++)
523 		free(iov_base[i]);
524 }
525 
526 TEST_F(tls, single_send_multiple_recv)
527 {
528 	unsigned int total_len = TLS_PAYLOAD_MAX_LEN * 2;
529 	unsigned int send_len = TLS_PAYLOAD_MAX_LEN;
530 	char send_mem[TLS_PAYLOAD_MAX_LEN * 2];
531 	char recv_mem[TLS_PAYLOAD_MAX_LEN * 2];
532 
533 	EXPECT_GE(send(self->fd, send_mem, total_len, 0), 0);
534 	memset(recv_mem, 0, total_len);
535 
536 	EXPECT_NE(recv(self->cfd, recv_mem, send_len, 0), -1);
537 	EXPECT_NE(recv(self->cfd, recv_mem + send_len, send_len, 0), -1);
538 	EXPECT_EQ(memcmp(send_mem, recv_mem, total_len), 0);
539 }
540 
541 TEST_F(tls, multiple_send_single_recv)
542 {
543 	unsigned int total_len = 2 * 10;
544 	unsigned int send_len = 10;
545 	char recv_mem[2 * 10];
546 	char send_mem[10];
547 
548 	EXPECT_GE(send(self->fd, send_mem, send_len, 0), 0);
549 	EXPECT_GE(send(self->fd, send_mem, send_len, 0), 0);
550 	memset(recv_mem, 0, total_len);
551 	EXPECT_EQ(recv(self->cfd, recv_mem, total_len, MSG_WAITALL), total_len);
552 
553 	EXPECT_EQ(memcmp(send_mem, recv_mem, send_len), 0);
554 	EXPECT_EQ(memcmp(send_mem, recv_mem + send_len, send_len), 0);
555 }
556 
557 TEST_F(tls, single_send_multiple_recv_non_align)
558 {
559 	const unsigned int total_len = 15;
560 	const unsigned int recv_len = 10;
561 	char recv_mem[recv_len * 2];
562 	char send_mem[total_len];
563 
564 	EXPECT_GE(send(self->fd, send_mem, total_len, 0), 0);
565 	memset(recv_mem, 0, total_len);
566 
567 	EXPECT_EQ(recv(self->cfd, recv_mem, recv_len, 0), recv_len);
568 	EXPECT_EQ(recv(self->cfd, recv_mem + recv_len, recv_len, 0), 5);
569 	EXPECT_EQ(memcmp(send_mem, recv_mem, total_len), 0);
570 }
571 
572 TEST_F(tls, recv_partial)
573 {
574 	char const *test_str = "test_read_partial";
575 	char const *test_str_first = "test_read";
576 	char const *test_str_second = "_partial";
577 	int send_len = strlen(test_str) + 1;
578 	char recv_mem[18];
579 
580 	memset(recv_mem, 0, sizeof(recv_mem));
581 	EXPECT_EQ(send(self->fd, test_str, send_len, 0), send_len);
582 	EXPECT_NE(recv(self->cfd, recv_mem, strlen(test_str_first),
583 		       MSG_WAITALL), -1);
584 	EXPECT_EQ(memcmp(test_str_first, recv_mem, strlen(test_str_first)), 0);
585 	memset(recv_mem, 0, sizeof(recv_mem));
586 	EXPECT_NE(recv(self->cfd, recv_mem, strlen(test_str_second),
587 		       MSG_WAITALL), -1);
588 	EXPECT_EQ(memcmp(test_str_second, recv_mem, strlen(test_str_second)),
589 		  0);
590 }
591 
592 TEST_F(tls, recv_nonblock)
593 {
594 	char buf[4096];
595 	bool err;
596 
597 	EXPECT_EQ(recv(self->cfd, buf, sizeof(buf), MSG_DONTWAIT), -1);
598 	err = (errno == EAGAIN || errno == EWOULDBLOCK);
599 	EXPECT_EQ(err, true);
600 }
601 
602 TEST_F(tls, recv_peek)
603 {
604 	char const *test_str = "test_read_peek";
605 	int send_len = strlen(test_str) + 1;
606 	char buf[15];
607 
608 	EXPECT_EQ(send(self->fd, test_str, send_len, 0), send_len);
609 	EXPECT_NE(recv(self->cfd, buf, send_len, MSG_PEEK), -1);
610 	EXPECT_EQ(memcmp(test_str, buf, send_len), 0);
611 	memset(buf, 0, sizeof(buf));
612 	EXPECT_NE(recv(self->cfd, buf, send_len, 0), -1);
613 	EXPECT_EQ(memcmp(test_str, buf, send_len), 0);
614 }
615 
616 TEST_F(tls, recv_peek_multiple)
617 {
618 	char const *test_str = "test_read_peek";
619 	int send_len = strlen(test_str) + 1;
620 	unsigned int num_peeks = 100;
621 	char buf[15];
622 	int i;
623 
624 	EXPECT_EQ(send(self->fd, test_str, send_len, 0), send_len);
625 	for (i = 0; i < num_peeks; i++) {
626 		EXPECT_NE(recv(self->cfd, buf, send_len, MSG_PEEK), -1);
627 		EXPECT_EQ(memcmp(test_str, buf, send_len), 0);
628 		memset(buf, 0, sizeof(buf));
629 	}
630 	EXPECT_NE(recv(self->cfd, buf, send_len, 0), -1);
631 	EXPECT_EQ(memcmp(test_str, buf, send_len), 0);
632 }
633 
634 TEST_F(tls, recv_peek_multiple_records)
635 {
636 	char const *test_str = "test_read_peek_mult_recs";
637 	char const *test_str_first = "test_read_peek";
638 	char const *test_str_second = "_mult_recs";
639 	int len;
640 	char buf[64];
641 
642 	len = strlen(test_str_first);
643 	EXPECT_EQ(send(self->fd, test_str_first, len, 0), len);
644 
645 	len = strlen(test_str_second) + 1;
646 	EXPECT_EQ(send(self->fd, test_str_second, len, 0), len);
647 
648 	len = strlen(test_str_first);
649 	memset(buf, 0, len);
650 	EXPECT_EQ(recv(self->cfd, buf, len, MSG_PEEK | MSG_WAITALL), len);
651 
652 	/* MSG_PEEK can only peek into the current record. */
653 	len = strlen(test_str_first);
654 	EXPECT_EQ(memcmp(test_str_first, buf, len), 0);
655 
656 	len = strlen(test_str) + 1;
657 	memset(buf, 0, len);
658 	EXPECT_EQ(recv(self->cfd, buf, len, MSG_WAITALL), len);
659 
660 	/* Non-MSG_PEEK will advance strparser (and therefore record)
661 	 * however.
662 	 */
663 	len = strlen(test_str) + 1;
664 	EXPECT_EQ(memcmp(test_str, buf, len), 0);
665 
666 	/* MSG_MORE will hold current record open, so later MSG_PEEK
667 	 * will see everything.
668 	 */
669 	len = strlen(test_str_first);
670 	EXPECT_EQ(send(self->fd, test_str_first, len, MSG_MORE), len);
671 
672 	len = strlen(test_str_second) + 1;
673 	EXPECT_EQ(send(self->fd, test_str_second, len, 0), len);
674 
675 	len = strlen(test_str) + 1;
676 	memset(buf, 0, len);
677 	EXPECT_EQ(recv(self->cfd, buf, len, MSG_PEEK | MSG_WAITALL), len);
678 
679 	len = strlen(test_str) + 1;
680 	EXPECT_EQ(memcmp(test_str, buf, len), 0);
681 }
682 
683 TEST_F(tls, recv_peek_large_buf_mult_recs)
684 {
685 	char const *test_str = "test_read_peek_mult_recs";
686 	char const *test_str_first = "test_read_peek";
687 	char const *test_str_second = "_mult_recs";
688 	int len;
689 	char buf[64];
690 
691 	len = strlen(test_str_first);
692 	EXPECT_EQ(send(self->fd, test_str_first, len, 0), len);
693 
694 	len = strlen(test_str_second) + 1;
695 	EXPECT_EQ(send(self->fd, test_str_second, len, 0), len);
696 
697 	len = strlen(test_str) + 1;
698 	memset(buf, 0, len);
699 	EXPECT_NE((len = recv(self->cfd, buf, len,
700 			      MSG_PEEK | MSG_WAITALL)), -1);
701 	len = strlen(test_str) + 1;
702 	EXPECT_EQ(memcmp(test_str, buf, len), 0);
703 }
704 
705 TEST_F(tls, recv_lowat)
706 {
707 	char send_mem[10] = { 0, 1, 2, 3, 4, 5, 6, 7, 8, 9 };
708 	char recv_mem[20];
709 	int lowat = 8;
710 
711 	EXPECT_EQ(send(self->fd, send_mem, 10, 0), 10);
712 	EXPECT_EQ(send(self->fd, send_mem, 5, 0), 5);
713 
714 	memset(recv_mem, 0, 20);
715 	EXPECT_EQ(setsockopt(self->cfd, SOL_SOCKET, SO_RCVLOWAT,
716 			     &lowat, sizeof(lowat)), 0);
717 	EXPECT_EQ(recv(self->cfd, recv_mem, 1, MSG_WAITALL), 1);
718 	EXPECT_EQ(recv(self->cfd, recv_mem + 1, 6, MSG_WAITALL), 6);
719 	EXPECT_EQ(recv(self->cfd, recv_mem + 7, 10, 0), 8);
720 
721 	EXPECT_EQ(memcmp(send_mem, recv_mem, 10), 0);
722 	EXPECT_EQ(memcmp(send_mem, recv_mem + 10, 5), 0);
723 }
724 
725 TEST_F(tls, bidir)
726 {
727 	char const *test_str = "test_read";
728 	int send_len = 10;
729 	char buf[10];
730 	int ret;
731 
732 	if (!self->notls) {
733 		struct tls12_crypto_info_aes_gcm_128 tls12;
734 
735 		memset(&tls12, 0, sizeof(tls12));
736 		tls12.info.version = TLS_1_3_VERSION;
737 		tls12.info.cipher_type = TLS_CIPHER_AES_GCM_128;
738 
739 		ret = setsockopt(self->fd, SOL_TLS, TLS_RX, &tls12,
740 				 sizeof(tls12));
741 		ASSERT_EQ(ret, 0);
742 
743 		ret = setsockopt(self->cfd, SOL_TLS, TLS_TX, &tls12,
744 				 sizeof(tls12));
745 		ASSERT_EQ(ret, 0);
746 	}
747 
748 	ASSERT_EQ(strlen(test_str) + 1, send_len);
749 
750 	EXPECT_EQ(send(self->fd, test_str, send_len, 0), send_len);
751 	EXPECT_NE(recv(self->cfd, buf, send_len, 0), -1);
752 	EXPECT_EQ(memcmp(buf, test_str, send_len), 0);
753 
754 	memset(buf, 0, sizeof(buf));
755 
756 	EXPECT_EQ(send(self->cfd, test_str, send_len, 0), send_len);
757 	EXPECT_NE(recv(self->fd, buf, send_len, 0), -1);
758 	EXPECT_EQ(memcmp(buf, test_str, send_len), 0);
759 };
760 
761 TEST_F(tls, pollin)
762 {
763 	char const *test_str = "test_poll";
764 	struct pollfd fd = { 0, 0, 0 };
765 	char buf[10];
766 	int send_len = 10;
767 
768 	EXPECT_EQ(send(self->fd, test_str, send_len, 0), send_len);
769 	fd.fd = self->cfd;
770 	fd.events = POLLIN;
771 
772 	EXPECT_EQ(poll(&fd, 1, 20), 1);
773 	EXPECT_EQ(fd.revents & POLLIN, 1);
774 	EXPECT_EQ(recv(self->cfd, buf, send_len, MSG_WAITALL), send_len);
775 	/* Test timing out */
776 	EXPECT_EQ(poll(&fd, 1, 20), 0);
777 }
778 
779 TEST_F(tls, poll_wait)
780 {
781 	char const *test_str = "test_poll_wait";
782 	int send_len = strlen(test_str) + 1;
783 	struct pollfd fd = { 0, 0, 0 };
784 	char recv_mem[15];
785 
786 	fd.fd = self->cfd;
787 	fd.events = POLLIN;
788 	EXPECT_EQ(send(self->fd, test_str, send_len, 0), send_len);
789 	/* Set timeout to inf. secs */
790 	EXPECT_EQ(poll(&fd, 1, -1), 1);
791 	EXPECT_EQ(fd.revents & POLLIN, 1);
792 	EXPECT_EQ(recv(self->cfd, recv_mem, send_len, MSG_WAITALL), send_len);
793 }
794 
795 TEST_F(tls, poll_wait_split)
796 {
797 	struct pollfd fd = { 0, 0, 0 };
798 	char send_mem[20] = {};
799 	char recv_mem[15];
800 
801 	fd.fd = self->cfd;
802 	fd.events = POLLIN;
803 	/* Send 20 bytes */
804 	EXPECT_EQ(send(self->fd, send_mem, sizeof(send_mem), 0),
805 		  sizeof(send_mem));
806 	/* Poll with inf. timeout */
807 	EXPECT_EQ(poll(&fd, 1, -1), 1);
808 	EXPECT_EQ(fd.revents & POLLIN, 1);
809 	EXPECT_EQ(recv(self->cfd, recv_mem, sizeof(recv_mem), MSG_WAITALL),
810 		  sizeof(recv_mem));
811 
812 	/* Now the remaining 5 bytes of record data are in TLS ULP */
813 	fd.fd = self->cfd;
814 	fd.events = POLLIN;
815 	EXPECT_EQ(poll(&fd, 1, -1), 1);
816 	EXPECT_EQ(fd.revents & POLLIN, 1);
817 	EXPECT_EQ(recv(self->cfd, recv_mem, sizeof(recv_mem), 0),
818 		  sizeof(send_mem) - sizeof(recv_mem));
819 }
820 
821 TEST_F(tls, blocking)
822 {
823 	size_t data = 100000;
824 	int res = fork();
825 
826 	EXPECT_NE(res, -1);
827 
828 	if (res) {
829 		/* parent */
830 		size_t left = data;
831 		char buf[16384];
832 		int status;
833 		int pid2;
834 
835 		while (left) {
836 			int res = send(self->fd, buf,
837 				       left > 16384 ? 16384 : left, 0);
838 
839 			EXPECT_GE(res, 0);
840 			left -= res;
841 		}
842 
843 		pid2 = wait(&status);
844 		EXPECT_EQ(status, 0);
845 		EXPECT_EQ(res, pid2);
846 	} else {
847 		/* child */
848 		size_t left = data;
849 		char buf[16384];
850 
851 		while (left) {
852 			int res = recv(self->cfd, buf,
853 				       left > 16384 ? 16384 : left, 0);
854 
855 			EXPECT_GE(res, 0);
856 			left -= res;
857 		}
858 	}
859 }
860 
861 TEST_F(tls, nonblocking)
862 {
863 	size_t data = 100000;
864 	int sendbuf = 100;
865 	int flags;
866 	int res;
867 
868 	flags = fcntl(self->fd, F_GETFL, 0);
869 	fcntl(self->fd, F_SETFL, flags | O_NONBLOCK);
870 	fcntl(self->cfd, F_SETFL, flags | O_NONBLOCK);
871 
872 	/* Ensure nonblocking behavior by imposing a small send
873 	 * buffer.
874 	 */
875 	EXPECT_EQ(setsockopt(self->fd, SOL_SOCKET, SO_SNDBUF,
876 			     &sendbuf, sizeof(sendbuf)), 0);
877 
878 	res = fork();
879 	EXPECT_NE(res, -1);
880 
881 	if (res) {
882 		/* parent */
883 		bool eagain = false;
884 		size_t left = data;
885 		char buf[16384];
886 		int status;
887 		int pid2;
888 
889 		while (left) {
890 			int res = send(self->fd, buf,
891 				       left > 16384 ? 16384 : left, 0);
892 
893 			if (res == -1 && errno == EAGAIN) {
894 				eagain = true;
895 				usleep(10000);
896 				continue;
897 			}
898 			EXPECT_GE(res, 0);
899 			left -= res;
900 		}
901 
902 		EXPECT_TRUE(eagain);
903 		pid2 = wait(&status);
904 
905 		EXPECT_EQ(status, 0);
906 		EXPECT_EQ(res, pid2);
907 	} else {
908 		/* child */
909 		bool eagain = false;
910 		size_t left = data;
911 		char buf[16384];
912 
913 		while (left) {
914 			int res = recv(self->cfd, buf,
915 				       left > 16384 ? 16384 : left, 0);
916 
917 			if (res == -1 && errno == EAGAIN) {
918 				eagain = true;
919 				usleep(10000);
920 				continue;
921 			}
922 			EXPECT_GE(res, 0);
923 			left -= res;
924 		}
925 		EXPECT_TRUE(eagain);
926 	}
927 }
928 
929 static void
930 test_mutliproc(struct __test_metadata *_metadata, struct _test_data_tls *self,
931 	       bool sendpg, unsigned int n_readers, unsigned int n_writers)
932 {
933 	const unsigned int n_children = n_readers + n_writers;
934 	const size_t data = 6 * 1000 * 1000;
935 	const size_t file_sz = data / 100;
936 	size_t read_bias, write_bias;
937 	int i, fd, child_id;
938 	char buf[file_sz];
939 	pid_t pid;
940 
941 	/* Only allow multiples for simplicity */
942 	ASSERT_EQ(!(n_readers % n_writers) || !(n_writers % n_readers), true);
943 	read_bias = n_writers / n_readers ?: 1;
944 	write_bias = n_readers / n_writers ?: 1;
945 
946 	/* prep a file to send */
947 	fd = open("/tmp/", O_TMPFILE | O_RDWR, 0600);
948 	ASSERT_GE(fd, 0);
949 
950 	memset(buf, 0xac, file_sz);
951 	ASSERT_EQ(write(fd, buf, file_sz), file_sz);
952 
953 	/* spawn children */
954 	for (child_id = 0; child_id < n_children; child_id++) {
955 		pid = fork();
956 		ASSERT_NE(pid, -1);
957 		if (!pid)
958 			break;
959 	}
960 
961 	/* parent waits for all children */
962 	if (pid) {
963 		for (i = 0; i < n_children; i++) {
964 			int status;
965 
966 			wait(&status);
967 			EXPECT_EQ(status, 0);
968 		}
969 
970 		return;
971 	}
972 
973 	/* Split threads for reading and writing */
974 	if (child_id < n_readers) {
975 		size_t left = data * read_bias;
976 		char rb[8001];
977 
978 		while (left) {
979 			int res;
980 
981 			res = recv(self->cfd, rb,
982 				   left > sizeof(rb) ? sizeof(rb) : left, 0);
983 
984 			EXPECT_GE(res, 0);
985 			left -= res;
986 		}
987 	} else {
988 		size_t left = data * write_bias;
989 
990 		while (left) {
991 			int res;
992 
993 			ASSERT_EQ(lseek(fd, 0, SEEK_SET), 0);
994 			if (sendpg)
995 				res = sendfile(self->fd, fd, NULL,
996 					       left > file_sz ? file_sz : left);
997 			else
998 				res = send(self->fd, buf,
999 					   left > file_sz ? file_sz : left, 0);
1000 
1001 			EXPECT_GE(res, 0);
1002 			left -= res;
1003 		}
1004 	}
1005 }
1006 
1007 TEST_F(tls, mutliproc_even)
1008 {
1009 	test_mutliproc(_metadata, self, false, 6, 6);
1010 }
1011 
1012 TEST_F(tls, mutliproc_readers)
1013 {
1014 	test_mutliproc(_metadata, self, false, 4, 12);
1015 }
1016 
1017 TEST_F(tls, mutliproc_writers)
1018 {
1019 	test_mutliproc(_metadata, self, false, 10, 2);
1020 }
1021 
1022 TEST_F(tls, mutliproc_sendpage_even)
1023 {
1024 	test_mutliproc(_metadata, self, true, 6, 6);
1025 }
1026 
1027 TEST_F(tls, mutliproc_sendpage_readers)
1028 {
1029 	test_mutliproc(_metadata, self, true, 4, 12);
1030 }
1031 
1032 TEST_F(tls, mutliproc_sendpage_writers)
1033 {
1034 	test_mutliproc(_metadata, self, true, 10, 2);
1035 }
1036 
1037 TEST_F(tls, control_msg)
1038 {
1039 	if (self->notls)
1040 		return;
1041 
1042 	char cbuf[CMSG_SPACE(sizeof(char))];
1043 	char const *test_str = "test_read";
1044 	int cmsg_len = sizeof(char);
1045 	char record_type = 100;
1046 	struct cmsghdr *cmsg;
1047 	struct msghdr msg;
1048 	int send_len = 10;
1049 	struct iovec vec;
1050 	char buf[10];
1051 
1052 	vec.iov_base = (char *)test_str;
1053 	vec.iov_len = 10;
1054 	memset(&msg, 0, sizeof(struct msghdr));
1055 	msg.msg_iov = &vec;
1056 	msg.msg_iovlen = 1;
1057 	msg.msg_control = cbuf;
1058 	msg.msg_controllen = sizeof(cbuf);
1059 	cmsg = CMSG_FIRSTHDR(&msg);
1060 	cmsg->cmsg_level = SOL_TLS;
1061 	/* test sending non-record types. */
1062 	cmsg->cmsg_type = TLS_SET_RECORD_TYPE;
1063 	cmsg->cmsg_len = CMSG_LEN(cmsg_len);
1064 	*CMSG_DATA(cmsg) = record_type;
1065 	msg.msg_controllen = cmsg->cmsg_len;
1066 
1067 	EXPECT_EQ(sendmsg(self->fd, &msg, 0), send_len);
1068 	/* Should fail because we didn't provide a control message */
1069 	EXPECT_EQ(recv(self->cfd, buf, send_len, 0), -1);
1070 
1071 	vec.iov_base = buf;
1072 	EXPECT_EQ(recvmsg(self->cfd, &msg, MSG_WAITALL | MSG_PEEK), send_len);
1073 
1074 	cmsg = CMSG_FIRSTHDR(&msg);
1075 	EXPECT_NE(cmsg, NULL);
1076 	EXPECT_EQ(cmsg->cmsg_level, SOL_TLS);
1077 	EXPECT_EQ(cmsg->cmsg_type, TLS_GET_RECORD_TYPE);
1078 	record_type = *((unsigned char *)CMSG_DATA(cmsg));
1079 	EXPECT_EQ(record_type, 100);
1080 	EXPECT_EQ(memcmp(buf, test_str, send_len), 0);
1081 
1082 	/* Recv the message again without MSG_PEEK */
1083 	record_type = 0;
1084 	memset(buf, 0, sizeof(buf));
1085 
1086 	EXPECT_EQ(recvmsg(self->cfd, &msg, MSG_WAITALL), send_len);
1087 	cmsg = CMSG_FIRSTHDR(&msg);
1088 	EXPECT_NE(cmsg, NULL);
1089 	EXPECT_EQ(cmsg->cmsg_level, SOL_TLS);
1090 	EXPECT_EQ(cmsg->cmsg_type, TLS_GET_RECORD_TYPE);
1091 	record_type = *((unsigned char *)CMSG_DATA(cmsg));
1092 	EXPECT_EQ(record_type, 100);
1093 	EXPECT_EQ(memcmp(buf, test_str, send_len), 0);
1094 }
1095 
1096 TEST_F(tls, shutdown)
1097 {
1098 	char const *test_str = "test_read";
1099 	int send_len = 10;
1100 	char buf[10];
1101 
1102 	ASSERT_EQ(strlen(test_str) + 1, send_len);
1103 
1104 	EXPECT_EQ(send(self->fd, test_str, send_len, 0), send_len);
1105 	EXPECT_NE(recv(self->cfd, buf, send_len, 0), -1);
1106 	EXPECT_EQ(memcmp(buf, test_str, send_len), 0);
1107 
1108 	shutdown(self->fd, SHUT_RDWR);
1109 	shutdown(self->cfd, SHUT_RDWR);
1110 }
1111 
1112 TEST_F(tls, shutdown_unsent)
1113 {
1114 	char const *test_str = "test_read";
1115 	int send_len = 10;
1116 
1117 	EXPECT_EQ(send(self->fd, test_str, send_len, MSG_MORE), send_len);
1118 
1119 	shutdown(self->fd, SHUT_RDWR);
1120 	shutdown(self->cfd, SHUT_RDWR);
1121 }
1122 
1123 TEST_F(tls, shutdown_reuse)
1124 {
1125 	struct sockaddr_in addr;
1126 	int ret;
1127 
1128 	shutdown(self->fd, SHUT_RDWR);
1129 	shutdown(self->cfd, SHUT_RDWR);
1130 	close(self->cfd);
1131 
1132 	addr.sin_family = AF_INET;
1133 	addr.sin_addr.s_addr = htonl(INADDR_ANY);
1134 	addr.sin_port = 0;
1135 
1136 	ret = bind(self->fd, &addr, sizeof(addr));
1137 	EXPECT_EQ(ret, 0);
1138 	ret = listen(self->fd, 10);
1139 	EXPECT_EQ(ret, -1);
1140 	EXPECT_EQ(errno, EINVAL);
1141 
1142 	ret = connect(self->fd, &addr, sizeof(addr));
1143 	EXPECT_EQ(ret, -1);
1144 	EXPECT_EQ(errno, EISCONN);
1145 }
1146 
1147 TEST(non_established) {
1148 	struct tls12_crypto_info_aes_gcm_256 tls12;
1149 	struct sockaddr_in addr;
1150 	int sfd, ret, fd;
1151 	socklen_t len;
1152 
1153 	len = sizeof(addr);
1154 
1155 	memset(&tls12, 0, sizeof(tls12));
1156 	tls12.info.version = TLS_1_2_VERSION;
1157 	tls12.info.cipher_type = TLS_CIPHER_AES_GCM_256;
1158 
1159 	addr.sin_family = AF_INET;
1160 	addr.sin_addr.s_addr = htonl(INADDR_ANY);
1161 	addr.sin_port = 0;
1162 
1163 	fd = socket(AF_INET, SOCK_STREAM, 0);
1164 	sfd = socket(AF_INET, SOCK_STREAM, 0);
1165 
1166 	ret = bind(sfd, &addr, sizeof(addr));
1167 	ASSERT_EQ(ret, 0);
1168 	ret = listen(sfd, 10);
1169 	ASSERT_EQ(ret, 0);
1170 
1171 	ret = setsockopt(fd, IPPROTO_TCP, TCP_ULP, "tls", sizeof("tls"));
1172 	EXPECT_EQ(ret, -1);
1173 	/* TLS ULP not supported */
1174 	if (errno == ENOENT)
1175 		return;
1176 	EXPECT_EQ(errno, ENOTCONN);
1177 
1178 	ret = setsockopt(sfd, IPPROTO_TCP, TCP_ULP, "tls", sizeof("tls"));
1179 	EXPECT_EQ(ret, -1);
1180 	EXPECT_EQ(errno, ENOTCONN);
1181 
1182 	ret = getsockname(sfd, &addr, &len);
1183 	ASSERT_EQ(ret, 0);
1184 
1185 	ret = connect(fd, &addr, sizeof(addr));
1186 	ASSERT_EQ(ret, 0);
1187 
1188 	ret = setsockopt(fd, IPPROTO_TCP, TCP_ULP, "tls", sizeof("tls"));
1189 	ASSERT_EQ(ret, 0);
1190 
1191 	ret = setsockopt(fd, IPPROTO_TCP, TCP_ULP, "tls", sizeof("tls"));
1192 	EXPECT_EQ(ret, -1);
1193 	EXPECT_EQ(errno, EEXIST);
1194 
1195 	close(fd);
1196 	close(sfd);
1197 }
1198 
1199 TEST(keysizes) {
1200 	struct tls12_crypto_info_aes_gcm_256 tls12;
1201 	struct sockaddr_in addr;
1202 	int sfd, ret, fd, cfd;
1203 	socklen_t len;
1204 	bool notls;
1205 
1206 	notls = false;
1207 	len = sizeof(addr);
1208 
1209 	memset(&tls12, 0, sizeof(tls12));
1210 	tls12.info.version = TLS_1_2_VERSION;
1211 	tls12.info.cipher_type = TLS_CIPHER_AES_GCM_256;
1212 
1213 	addr.sin_family = AF_INET;
1214 	addr.sin_addr.s_addr = htonl(INADDR_ANY);
1215 	addr.sin_port = 0;
1216 
1217 	fd = socket(AF_INET, SOCK_STREAM, 0);
1218 	sfd = socket(AF_INET, SOCK_STREAM, 0);
1219 
1220 	ret = bind(sfd, &addr, sizeof(addr));
1221 	ASSERT_EQ(ret, 0);
1222 	ret = listen(sfd, 10);
1223 	ASSERT_EQ(ret, 0);
1224 
1225 	ret = getsockname(sfd, &addr, &len);
1226 	ASSERT_EQ(ret, 0);
1227 
1228 	ret = connect(fd, &addr, sizeof(addr));
1229 	ASSERT_EQ(ret, 0);
1230 
1231 	ret = setsockopt(fd, IPPROTO_TCP, TCP_ULP, "tls", sizeof("tls"));
1232 	if (ret != 0) {
1233 		notls = true;
1234 		printf("Failure setting TCP_ULP, testing without tls\n");
1235 	}
1236 
1237 	if (!notls) {
1238 		ret = setsockopt(fd, SOL_TLS, TLS_TX, &tls12,
1239 				 sizeof(tls12));
1240 		EXPECT_EQ(ret, 0);
1241 	}
1242 
1243 	cfd = accept(sfd, &addr, &len);
1244 	ASSERT_GE(cfd, 0);
1245 
1246 	if (!notls) {
1247 		ret = setsockopt(cfd, IPPROTO_TCP, TCP_ULP, "tls",
1248 				 sizeof("tls"));
1249 		EXPECT_EQ(ret, 0);
1250 
1251 		ret = setsockopt(cfd, SOL_TLS, TLS_RX, &tls12,
1252 				 sizeof(tls12));
1253 		EXPECT_EQ(ret, 0);
1254 	}
1255 
1256 	close(sfd);
1257 	close(fd);
1258 	close(cfd);
1259 }
1260 
1261 TEST(tls12) {
1262 	int fd, cfd;
1263 	bool notls;
1264 
1265 	struct tls12_crypto_info_aes_gcm_128 tls12;
1266 	struct sockaddr_in addr;
1267 	socklen_t len;
1268 	int sfd, ret;
1269 
1270 	notls = false;
1271 	len = sizeof(addr);
1272 
1273 	memset(&tls12, 0, sizeof(tls12));
1274 	tls12.info.version = TLS_1_2_VERSION;
1275 	tls12.info.cipher_type = TLS_CIPHER_AES_GCM_128;
1276 
1277 	addr.sin_family = AF_INET;
1278 	addr.sin_addr.s_addr = htonl(INADDR_ANY);
1279 	addr.sin_port = 0;
1280 
1281 	fd = socket(AF_INET, SOCK_STREAM, 0);
1282 	sfd = socket(AF_INET, SOCK_STREAM, 0);
1283 
1284 	ret = bind(sfd, &addr, sizeof(addr));
1285 	ASSERT_EQ(ret, 0);
1286 	ret = listen(sfd, 10);
1287 	ASSERT_EQ(ret, 0);
1288 
1289 	ret = getsockname(sfd, &addr, &len);
1290 	ASSERT_EQ(ret, 0);
1291 
1292 	ret = connect(fd, &addr, sizeof(addr));
1293 	ASSERT_EQ(ret, 0);
1294 
1295 	ret = setsockopt(fd, IPPROTO_TCP, TCP_ULP, "tls", sizeof("tls"));
1296 	if (ret != 0) {
1297 		notls = true;
1298 		printf("Failure setting TCP_ULP, testing without tls\n");
1299 	}
1300 
1301 	if (!notls) {
1302 		ret = setsockopt(fd, SOL_TLS, TLS_TX, &tls12,
1303 				 sizeof(tls12));
1304 		ASSERT_EQ(ret, 0);
1305 	}
1306 
1307 	cfd = accept(sfd, &addr, &len);
1308 	ASSERT_GE(cfd, 0);
1309 
1310 	if (!notls) {
1311 		ret = setsockopt(cfd, IPPROTO_TCP, TCP_ULP, "tls",
1312 				 sizeof("tls"));
1313 		ASSERT_EQ(ret, 0);
1314 
1315 		ret = setsockopt(cfd, SOL_TLS, TLS_RX, &tls12,
1316 				 sizeof(tls12));
1317 		ASSERT_EQ(ret, 0);
1318 	}
1319 
1320 	close(sfd);
1321 
1322 	char const *test_str = "test_read";
1323 	int send_len = 10;
1324 	char buf[10];
1325 
1326 	send_len = strlen(test_str) + 1;
1327 	EXPECT_EQ(send(fd, test_str, send_len, 0), send_len);
1328 	EXPECT_NE(recv(cfd, buf, send_len, 0), -1);
1329 	EXPECT_EQ(memcmp(buf, test_str, send_len), 0);
1330 
1331 	close(fd);
1332 	close(cfd);
1333 }
1334 
1335 TEST_HARNESS_MAIN
1336