xref: /spdk/test/unit/lib/nvmf/tcp.c/tcp_ut.c (revision a8d21b9b550dde7d3e7ffc0cd1171528a136165f)
1 /*   SPDX-License-Identifier: BSD-3-Clause
2  *   Copyright (C) 2018 Intel Corporation.
3  *   All rights reserved.
4  *   Copyright (c) 2021 NVIDIA CORPORATION & AFFILIATES. All rights reserved.
5  */
6 
7 #include "spdk/stdinc.h"
8 #include "spdk/nvmf_spec.h"
9 #include "spdk_cunit.h"
10 #include "spdk/bdev_zone.h"
11 
12 #include "spdk_internal/mock.h"
13 
14 #include "common/lib/test_env.c"
15 #include "common/lib/test_sock.c"
16 
17 #include "nvmf/ctrlr.c"
18 #include "nvmf/tcp.c"
19 
20 #define UT_IPV4_ADDR "192.168.0.1"
21 #define UT_PORT "4420"
22 #define UT_NVMF_ADRFAM_INVALID 0xf
23 #define UT_MAX_QUEUE_DEPTH 128
24 #define UT_MAX_QPAIRS_PER_CTRLR 128
25 #define UT_IN_CAPSULE_DATA_SIZE 1024
26 #define UT_MAX_IO_SIZE 4096
27 #define UT_IO_UNIT_SIZE 1024
28 #define UT_MAX_AQ_DEPTH 64
29 #define UT_SQ_HEAD_MAX 128
30 #define UT_NUM_SHARED_BUFFERS 128
31 
32 static void *g_accel_p = (void *)0xdeadbeaf;
33 
34 SPDK_LOG_REGISTER_COMPONENT(nvmf)
35 
36 DEFINE_STUB(spdk_nvmf_qpair_get_listen_trid,
37 	    int,
38 	    (struct spdk_nvmf_qpair *qpair, struct spdk_nvme_transport_id *trid),
39 	    0);
40 
41 DEFINE_STUB(nvmf_subsystem_add_ctrlr,
42 	    int,
43 	    (struct spdk_nvmf_subsystem *subsystem, struct spdk_nvmf_ctrlr *ctrlr),
44 	    0);
45 
46 DEFINE_STUB(nvmf_subsystem_get_ctrlr,
47 	    struct spdk_nvmf_ctrlr *,
48 	    (struct spdk_nvmf_subsystem *subsystem, uint16_t cntlid),
49 	    NULL);
50 
51 DEFINE_STUB(spdk_nvmf_tgt_find_subsystem,
52 	    struct spdk_nvmf_subsystem *,
53 	    (struct spdk_nvmf_tgt *tgt, const char *subnqn),
54 	    NULL);
55 
56 DEFINE_STUB(spdk_nvmf_subsystem_listener_allowed,
57 	    bool,
58 	    (struct spdk_nvmf_subsystem *subsystem, const struct spdk_nvme_transport_id *trid),
59 	    true);
60 
61 DEFINE_STUB(nvmf_subsystem_find_listener,
62 	    struct spdk_nvmf_subsystem_listener *,
63 	    (struct spdk_nvmf_subsystem *subsystem,
64 	     const struct spdk_nvme_transport_id *trid),
65 	    (void *)0x1);
66 
67 DEFINE_STUB_V(nvmf_get_discovery_log_page,
68 	      (struct spdk_nvmf_tgt *tgt, const char *hostnqn, struct iovec *iov,
69 	       uint32_t iovcnt, uint64_t offset, uint32_t length, struct spdk_nvme_transport_id *cmd_src_trid));
70 
71 DEFINE_STUB_V(nvmf_subsystem_remove_ctrlr,
72 	      (struct spdk_nvmf_subsystem *subsystem, struct spdk_nvmf_ctrlr *ctrlr));
73 
74 DEFINE_STUB(spdk_nvmf_subsystem_get_first_ns,
75 	    struct spdk_nvmf_ns *,
76 	    (struct spdk_nvmf_subsystem *subsystem),
77 	    NULL);
78 
79 DEFINE_STUB(spdk_nvmf_subsystem_get_next_ns,
80 	    struct spdk_nvmf_ns *,
81 	    (struct spdk_nvmf_subsystem *subsystem, struct spdk_nvmf_ns *prev_ns),
82 	    NULL);
83 
84 DEFINE_STUB(spdk_nvmf_subsystem_host_allowed,
85 	    bool,
86 	    (struct spdk_nvmf_subsystem *subsystem, const char *hostnqn),
87 	    true);
88 
89 DEFINE_STUB(nvmf_ctrlr_dsm_supported,
90 	    bool,
91 	    (struct spdk_nvmf_ctrlr *ctrlr),
92 	    false);
93 
94 DEFINE_STUB(nvmf_ctrlr_write_zeroes_supported,
95 	    bool,
96 	    (struct spdk_nvmf_ctrlr *ctrlr),
97 	    false);
98 
99 DEFINE_STUB(nvmf_ctrlr_copy_supported,
100 	    bool,
101 	    (struct spdk_nvmf_ctrlr *ctrlr),
102 	    false);
103 
104 DEFINE_STUB(nvmf_bdev_ctrlr_read_cmd,
105 	    int,
106 	    (struct spdk_bdev *bdev, struct spdk_bdev_desc *desc, struct spdk_io_channel *ch,
107 	     struct spdk_nvmf_request *req),
108 	    0);
109 
110 DEFINE_STUB(nvmf_bdev_ctrlr_write_cmd,
111 	    int,
112 	    (struct spdk_bdev *bdev, struct spdk_bdev_desc *desc, struct spdk_io_channel *ch,
113 	     struct spdk_nvmf_request *req),
114 	    0);
115 
116 DEFINE_STUB(nvmf_bdev_ctrlr_compare_cmd,
117 	    int,
118 	    (struct spdk_bdev *bdev, struct spdk_bdev_desc *desc, struct spdk_io_channel *ch,
119 	     struct spdk_nvmf_request *req),
120 	    0);
121 
122 DEFINE_STUB(nvmf_bdev_ctrlr_compare_and_write_cmd,
123 	    int,
124 	    (struct spdk_bdev *bdev, struct spdk_bdev_desc *desc, struct spdk_io_channel *ch,
125 	     struct spdk_nvmf_request *cmp_req, struct spdk_nvmf_request *write_req),
126 	    0);
127 
128 DEFINE_STUB(nvmf_bdev_ctrlr_write_zeroes_cmd,
129 	    int,
130 	    (struct spdk_bdev *bdev, struct spdk_bdev_desc *desc, struct spdk_io_channel *ch,
131 	     struct spdk_nvmf_request *req),
132 	    0);
133 
134 DEFINE_STUB(nvmf_bdev_ctrlr_flush_cmd,
135 	    int,
136 	    (struct spdk_bdev *bdev, struct spdk_bdev_desc *desc, struct spdk_io_channel *ch,
137 	     struct spdk_nvmf_request *req),
138 	    0);
139 
140 DEFINE_STUB(nvmf_bdev_ctrlr_dsm_cmd,
141 	    int,
142 	    (struct spdk_bdev *bdev, struct spdk_bdev_desc *desc, struct spdk_io_channel *ch,
143 	     struct spdk_nvmf_request *req),
144 	    0);
145 
146 DEFINE_STUB(nvmf_bdev_ctrlr_copy_cmd,
147 	    int,
148 	    (struct spdk_bdev *bdev, struct spdk_bdev_desc *desc, struct spdk_io_channel *ch,
149 	     struct spdk_nvmf_request *req),
150 	    0);
151 
152 DEFINE_STUB(nvmf_bdev_ctrlr_nvme_passthru_io,
153 	    int,
154 	    (struct spdk_bdev *bdev, struct spdk_bdev_desc *desc, struct spdk_io_channel *ch,
155 	     struct spdk_nvmf_request *req),
156 	    0);
157 
158 DEFINE_STUB(spdk_nvmf_bdev_ctrlr_abort_cmd,
159 	    int,
160 	    (struct spdk_bdev *bdev, struct spdk_bdev_desc *desc, struct spdk_io_channel *ch,
161 	     struct spdk_nvmf_request *req, struct spdk_nvmf_request *req_to_abort),
162 	    0);
163 
164 DEFINE_STUB(nvmf_bdev_ctrlr_get_dif_ctx,
165 	    bool,
166 	    (struct spdk_bdev *bdev, struct spdk_nvme_cmd *cmd, struct spdk_dif_ctx *dif_ctx),
167 	    false);
168 
169 DEFINE_STUB(nvmf_transport_req_complete,
170 	    int,
171 	    (struct spdk_nvmf_request *req),
172 	    0);
173 
174 DEFINE_STUB(nvmf_bdev_zcopy_enabled,
175 	    bool,
176 	    (struct spdk_bdev *bdev),
177 	    false);
178 
179 DEFINE_STUB(nvmf_bdev_ctrlr_zcopy_start,
180 	    int,
181 	    (struct spdk_bdev *bdev, struct spdk_bdev_desc *desc, struct spdk_io_channel *ch,
182 	     struct spdk_nvmf_request *req),
183 	    0);
184 
185 DEFINE_STUB_V(nvmf_bdev_ctrlr_zcopy_end, (struct spdk_nvmf_request *req, bool commit));
186 
187 DEFINE_STUB_V(spdk_nvmf_request_free_buffers,
188 	      (struct spdk_nvmf_request *req, struct spdk_nvmf_transport_poll_group *group,
189 	       struct spdk_nvmf_transport *transport));
190 
191 DEFINE_STUB(spdk_sock_get_optimal_sock_group,
192 	    int,
193 	    (struct spdk_sock *sock, struct spdk_sock_group **group, struct spdk_sock_group *hint),
194 	    0);
195 
196 DEFINE_STUB(spdk_sock_group_get_ctx,
197 	    void *,
198 	    (struct spdk_sock_group *group),
199 	    NULL);
200 
201 DEFINE_STUB(spdk_sock_set_priority,
202 	    int,
203 	    (struct spdk_sock *sock, int priority),
204 	    0);
205 
206 DEFINE_STUB_V(nvmf_ns_reservation_request, (void *ctx));
207 
208 DEFINE_STUB_V(spdk_nvme_trid_populate_transport, (struct spdk_nvme_transport_id *trid,
209 		enum spdk_nvme_transport_type trtype));
210 DEFINE_STUB_V(spdk_nvmf_transport_register, (const struct spdk_nvmf_transport_ops *ops));
211 
212 DEFINE_STUB_V(spdk_nvmf_tgt_new_qpair, (struct spdk_nvmf_tgt *tgt, struct spdk_nvmf_qpair *qpair));
213 
214 DEFINE_STUB_V(nvmf_transport_qpair_abort_request,
215 	      (struct spdk_nvmf_qpair *qpair, struct spdk_nvmf_request *req));
216 
217 DEFINE_STUB_V(spdk_nvme_print_command, (uint16_t qid, struct spdk_nvme_cmd *cmd));
218 DEFINE_STUB_V(spdk_nvme_print_completion, (uint16_t qid, struct spdk_nvme_cpl *cpl));
219 
220 DEFINE_STUB(nvmf_transport_req_free,
221 	    int,
222 	    (struct spdk_nvmf_request *req),
223 	    0);
224 
225 DEFINE_STUB(accel_channel_create, int, (void *io_device, void *ctx_buf), 0);
226 DEFINE_STUB_V(accel_channel_destroy, (void *io_device, void *ctx_buf));
227 DEFINE_STUB(spdk_bdev_reset, int, (struct spdk_bdev_desc *desc, struct spdk_io_channel *ch,
228 				   spdk_bdev_io_completion_cb cb, void *cb_arg), 0);
229 DEFINE_STUB_V(spdk_bdev_free_io, (struct spdk_bdev_io *bdev_io));
230 
231 DEFINE_STUB(spdk_bdev_get_max_active_zones, uint32_t,
232 	    (const struct spdk_bdev *bdev), 0);
233 DEFINE_STUB(spdk_bdev_get_max_open_zones, uint32_t,
234 	    (const struct spdk_bdev *bdev), 0);
235 DEFINE_STUB(spdk_bdev_is_zoned, bool, (const struct spdk_bdev *bdev), false);
236 DEFINE_STUB(spdk_bdev_get_zone_size, uint64_t, (const struct spdk_bdev *bdev), 0);
237 
238 struct spdk_io_channel *
239 spdk_accel_get_io_channel(void)
240 {
241 	return spdk_get_io_channel(g_accel_p);
242 }
243 
244 DEFINE_STUB(spdk_accel_submit_crc32cv,
245 	    int,
246 	    (struct spdk_io_channel *ch, uint32_t *dst, struct iovec *iovs,
247 	     uint32_t iovcnt, uint32_t seed, spdk_accel_completion_cb cb_fn, void *cb_arg),
248 	    0);
249 
250 DEFINE_STUB(spdk_nvmf_bdev_ctrlr_nvme_passthru_admin,
251 	    int,
252 	    (struct spdk_bdev *bdev, struct spdk_bdev_desc *desc,
253 	     struct spdk_io_channel *ch, struct spdk_nvmf_request *req,
254 	     spdk_nvmf_nvme_passthru_cmd_cb cb_fn),
255 	    0)
256 
257 struct spdk_bdev {
258 	int ut_mock;
259 	uint64_t blockcnt;
260 };
261 
262 int
263 spdk_nvme_transport_id_compare(const struct spdk_nvme_transport_id *trid1,
264 			       const struct spdk_nvme_transport_id *trid2)
265 {
266 	return 0;
267 }
268 
269 const char *
270 spdk_nvme_transport_id_trtype_str(enum spdk_nvme_transport_type trtype)
271 {
272 	switch (trtype) {
273 	case SPDK_NVME_TRANSPORT_PCIE:
274 		return "PCIe";
275 	case SPDK_NVME_TRANSPORT_RDMA:
276 		return "RDMA";
277 	case SPDK_NVME_TRANSPORT_FC:
278 		return "FC";
279 	default:
280 		return NULL;
281 	}
282 }
283 
284 int
285 spdk_nvme_transport_id_populate_trstring(struct spdk_nvme_transport_id *trid, const char *trstring)
286 {
287 	int len, i;
288 
289 	if (trstring == NULL) {
290 		return -EINVAL;
291 	}
292 
293 	len = strnlen(trstring, SPDK_NVMF_TRSTRING_MAX_LEN);
294 	if (len == SPDK_NVMF_TRSTRING_MAX_LEN) {
295 		return -EINVAL;
296 	}
297 
298 	/* cast official trstring to uppercase version of input. */
299 	for (i = 0; i < len; i++) {
300 		trid->trstring[i] = toupper(trstring[i]);
301 	}
302 	return 0;
303 }
304 
305 int
306 spdk_nvmf_qpair_disconnect(struct spdk_nvmf_qpair *qpair, nvmf_qpair_disconnect_cb cb_fn, void *ctx)
307 {
308 	return 0;
309 }
310 
311 int
312 spdk_nvmf_request_get_buffers(struct spdk_nvmf_request *req,
313 			      struct spdk_nvmf_transport_poll_group *group,
314 			      struct spdk_nvmf_transport *transport,
315 			      uint32_t length)
316 {
317 	/* length more than 1 io unit length will fail. */
318 	if (length >= transport->opts.io_unit_size) {
319 		return -EINVAL;
320 	}
321 
322 	req->iovcnt = 1;
323 	req->iov[0].iov_base = (void *)0xDEADBEEF;
324 
325 	return 0;
326 }
327 
328 
329 void
330 nvmf_bdev_ctrlr_identify_ns(struct spdk_nvmf_ns *ns, struct spdk_nvme_ns_data *nsdata,
331 			    bool dif_insert_or_strip)
332 {
333 	uint64_t num_blocks;
334 
335 	SPDK_CU_ASSERT_FATAL(ns->bdev != NULL);
336 	num_blocks = ns->bdev->blockcnt;
337 	nsdata->nsze = num_blocks;
338 	nsdata->ncap = num_blocks;
339 	nsdata->nuse = num_blocks;
340 	nsdata->nlbaf = 0;
341 	nsdata->flbas.format = 0;
342 	nsdata->lbaf[0].lbads = spdk_u32log2(512);
343 }
344 
345 const char *
346 spdk_nvmf_subsystem_get_sn(const struct spdk_nvmf_subsystem *subsystem)
347 {
348 	return subsystem->sn;
349 }
350 
351 const char *
352 spdk_nvmf_subsystem_get_mn(const struct spdk_nvmf_subsystem *subsystem)
353 {
354 	return subsystem->mn;
355 }
356 
357 static void
358 test_nvmf_tcp_create(void)
359 {
360 	struct spdk_thread *thread;
361 	struct spdk_nvmf_transport *transport;
362 	struct spdk_nvmf_tcp_transport *ttransport;
363 	struct spdk_nvmf_transport_opts opts;
364 
365 	thread = spdk_thread_create(NULL, NULL);
366 	SPDK_CU_ASSERT_FATAL(thread != NULL);
367 	spdk_set_thread(thread);
368 
369 	/* case 1 */
370 	memset(&opts, 0, sizeof(opts));
371 	opts.max_queue_depth = UT_MAX_QUEUE_DEPTH;
372 	opts.max_qpairs_per_ctrlr = UT_MAX_QPAIRS_PER_CTRLR;
373 	opts.in_capsule_data_size = UT_IN_CAPSULE_DATA_SIZE;
374 	opts.max_io_size = UT_MAX_IO_SIZE;
375 	opts.io_unit_size = UT_IO_UNIT_SIZE;
376 	opts.max_aq_depth = UT_MAX_AQ_DEPTH;
377 	opts.num_shared_buffers = UT_NUM_SHARED_BUFFERS;
378 	/* expect success */
379 	transport = nvmf_tcp_create(&opts);
380 	CU_ASSERT_PTR_NOT_NULL(transport);
381 	ttransport = SPDK_CONTAINEROF(transport, struct spdk_nvmf_tcp_transport, transport);
382 	SPDK_CU_ASSERT_FATAL(ttransport != NULL);
383 	transport->opts = opts;
384 	CU_ASSERT(transport->opts.max_queue_depth == UT_MAX_QUEUE_DEPTH);
385 	CU_ASSERT(transport->opts.max_io_size == UT_MAX_IO_SIZE);
386 	CU_ASSERT(transport->opts.in_capsule_data_size == UT_IN_CAPSULE_DATA_SIZE);
387 	CU_ASSERT(transport->opts.io_unit_size == UT_IO_UNIT_SIZE);
388 	/* destroy transport */
389 	spdk_mempool_free(ttransport->transport.data_buf_pool);
390 	CU_ASSERT(nvmf_tcp_destroy(transport, NULL, NULL) == 0);
391 
392 	/* case 2 */
393 	memset(&opts, 0, sizeof(opts));
394 	opts.max_queue_depth = UT_MAX_QUEUE_DEPTH;
395 	opts.max_qpairs_per_ctrlr = UT_MAX_QPAIRS_PER_CTRLR;
396 	opts.in_capsule_data_size = UT_IN_CAPSULE_DATA_SIZE;
397 	opts.max_io_size = UT_MAX_IO_SIZE;
398 	opts.io_unit_size = UT_MAX_IO_SIZE + 1;
399 	opts.max_aq_depth = UT_MAX_AQ_DEPTH;
400 	opts.num_shared_buffers = UT_NUM_SHARED_BUFFERS;
401 	/* expect success */
402 	transport = nvmf_tcp_create(&opts);
403 	CU_ASSERT_PTR_NOT_NULL(transport);
404 	ttransport = SPDK_CONTAINEROF(transport, struct spdk_nvmf_tcp_transport, transport);
405 	SPDK_CU_ASSERT_FATAL(ttransport != NULL);
406 	transport->opts = opts;
407 	CU_ASSERT(transport->opts.max_queue_depth == UT_MAX_QUEUE_DEPTH);
408 	CU_ASSERT(transport->opts.max_io_size == UT_MAX_IO_SIZE);
409 	CU_ASSERT(transport->opts.in_capsule_data_size == UT_IN_CAPSULE_DATA_SIZE);
410 	CU_ASSERT(transport->opts.io_unit_size == UT_MAX_IO_SIZE);
411 	/* destroy transport */
412 	spdk_mempool_free(ttransport->transport.data_buf_pool);
413 	CU_ASSERT(nvmf_tcp_destroy(transport, NULL, NULL) == 0);
414 
415 	/* case 3 */
416 	memset(&opts, 0, sizeof(opts));
417 	opts.max_queue_depth = UT_MAX_QUEUE_DEPTH;
418 	opts.max_qpairs_per_ctrlr = UT_MAX_QPAIRS_PER_CTRLR;
419 	opts.in_capsule_data_size = UT_IN_CAPSULE_DATA_SIZE;
420 	opts.max_io_size = UT_MAX_IO_SIZE;
421 	opts.io_unit_size = 16;
422 	opts.max_aq_depth = UT_MAX_AQ_DEPTH;
423 	/* expect fails */
424 	transport = nvmf_tcp_create(&opts);
425 	CU_ASSERT_PTR_NULL(transport);
426 
427 	spdk_thread_exit(thread);
428 	while (!spdk_thread_is_exited(thread)) {
429 		spdk_thread_poll(thread, 0, 0);
430 	}
431 	spdk_thread_destroy(thread);
432 }
433 
434 static void
435 test_nvmf_tcp_destroy(void)
436 {
437 	struct spdk_thread *thread;
438 	struct spdk_nvmf_transport *transport;
439 	struct spdk_nvmf_transport_opts opts;
440 
441 	thread = spdk_thread_create(NULL, NULL);
442 	SPDK_CU_ASSERT_FATAL(thread != NULL);
443 	spdk_set_thread(thread);
444 
445 	/* case 1 */
446 	memset(&opts, 0, sizeof(opts));
447 	opts.max_queue_depth = UT_MAX_QUEUE_DEPTH;
448 	opts.max_qpairs_per_ctrlr = UT_MAX_QPAIRS_PER_CTRLR;
449 	opts.in_capsule_data_size = UT_IN_CAPSULE_DATA_SIZE;
450 	opts.max_io_size = UT_MAX_IO_SIZE;
451 	opts.io_unit_size = UT_IO_UNIT_SIZE;
452 	opts.max_aq_depth = UT_MAX_AQ_DEPTH;
453 	opts.num_shared_buffers = UT_NUM_SHARED_BUFFERS;
454 	transport = nvmf_tcp_create(&opts);
455 	CU_ASSERT_PTR_NOT_NULL(transport);
456 	transport->opts = opts;
457 	/* destroy transport */
458 	CU_ASSERT(nvmf_tcp_destroy(transport, NULL, NULL) == 0);
459 
460 	spdk_thread_exit(thread);
461 	while (!spdk_thread_is_exited(thread)) {
462 		spdk_thread_poll(thread, 0, 0);
463 	}
464 	spdk_thread_destroy(thread);
465 }
466 
467 static void
468 init_accel(void)
469 {
470 	spdk_io_device_register(g_accel_p, accel_channel_create, accel_channel_destroy,
471 				sizeof(int), "accel_p");
472 }
473 
474 static void
475 fini_accel(void)
476 {
477 	spdk_io_device_unregister(g_accel_p, NULL);
478 }
479 
480 static void
481 test_nvmf_tcp_poll_group_create(void)
482 {
483 	struct spdk_nvmf_transport *transport;
484 	struct spdk_nvmf_transport_poll_group *group;
485 	struct spdk_nvmf_tcp_poll_group *tgroup;
486 	struct spdk_thread *thread;
487 	struct spdk_nvmf_transport_opts opts;
488 	struct spdk_sock_group grp = {};
489 
490 	thread = spdk_thread_create(NULL, NULL);
491 	SPDK_CU_ASSERT_FATAL(thread != NULL);
492 	spdk_set_thread(thread);
493 
494 	init_accel();
495 
496 	memset(&opts, 0, sizeof(opts));
497 	opts.max_queue_depth = UT_MAX_QUEUE_DEPTH;
498 	opts.max_qpairs_per_ctrlr = UT_MAX_QPAIRS_PER_CTRLR;
499 	opts.in_capsule_data_size = UT_IN_CAPSULE_DATA_SIZE;
500 	opts.max_io_size = UT_MAX_IO_SIZE;
501 	opts.io_unit_size = UT_IO_UNIT_SIZE;
502 	opts.max_aq_depth = UT_MAX_AQ_DEPTH;
503 	opts.num_shared_buffers = UT_NUM_SHARED_BUFFERS;
504 	transport = nvmf_tcp_create(&opts);
505 	CU_ASSERT_PTR_NOT_NULL(transport);
506 	transport->opts = opts;
507 	MOCK_SET(spdk_sock_group_create, &grp);
508 	group = nvmf_tcp_poll_group_create(transport, NULL);
509 	MOCK_CLEAR_P(spdk_sock_group_create);
510 	SPDK_CU_ASSERT_FATAL(group);
511 	if (opts.in_capsule_data_size < SPDK_NVME_TCP_IN_CAPSULE_DATA_MAX_SIZE) {
512 		tgroup = SPDK_CONTAINEROF(group, struct spdk_nvmf_tcp_poll_group, group);
513 		SPDK_CU_ASSERT_FATAL(tgroup->control_msg_list);
514 	}
515 	group->transport = transport;
516 	nvmf_tcp_poll_group_destroy(group);
517 	nvmf_tcp_destroy(transport, NULL, NULL);
518 
519 	fini_accel();
520 	spdk_thread_exit(thread);
521 	while (!spdk_thread_is_exited(thread)) {
522 		spdk_thread_poll(thread, 0, 0);
523 	}
524 	spdk_thread_destroy(thread);
525 }
526 
527 static void
528 test_nvmf_tcp_send_c2h_data(void)
529 {
530 	struct spdk_thread *thread;
531 	struct spdk_nvmf_tcp_transport ttransport = {};
532 	struct spdk_nvmf_tcp_qpair tqpair = {};
533 	struct spdk_nvmf_tcp_req tcp_req = {};
534 	struct nvme_tcp_pdu pdu = {};
535 	struct spdk_nvme_tcp_c2h_data_hdr *c2h_data;
536 
537 	ttransport.tcp_opts.c2h_success = true;
538 	thread = spdk_thread_create(NULL, NULL);
539 	SPDK_CU_ASSERT_FATAL(thread != NULL);
540 	spdk_set_thread(thread);
541 
542 	tcp_req.pdu = &pdu;
543 	tcp_req.req.length = 300;
544 	tcp_req.req.qpair = &tqpair.qpair;
545 
546 	tqpair.qpair.transport = &ttransport.transport;
547 
548 	/* Set qpair state to make unrelated operations NOP */
549 	tqpair.state = NVME_TCP_QPAIR_STATE_RUNNING;
550 	tqpair.recv_state = NVME_TCP_PDU_RECV_STATE_ERROR;
551 
552 	tcp_req.req.cmd = (union nvmf_h2c_msg *)&tcp_req.cmd;
553 
554 	tcp_req.req.iov[0].iov_base = (void *)0xDEADBEEF;
555 	tcp_req.req.iov[0].iov_len = 101;
556 	tcp_req.req.iov[1].iov_base = (void *)0xFEEDBEEF;
557 	tcp_req.req.iov[1].iov_len = 100;
558 	tcp_req.req.iov[2].iov_base = (void *)0xC0FFEE;
559 	tcp_req.req.iov[2].iov_len = 99;
560 	tcp_req.req.iovcnt = 3;
561 	tcp_req.req.length = 300;
562 
563 	nvmf_tcp_send_c2h_data(&tqpair, &tcp_req);
564 
565 	c2h_data = &pdu.hdr.c2h_data;
566 	CU_ASSERT(c2h_data->datao == 0);
567 	CU_ASSERT(c2h_data->datal = 300);
568 	CU_ASSERT(c2h_data->common.plen == sizeof(*c2h_data) + 300);
569 	CU_ASSERT(c2h_data->common.flags & SPDK_NVME_TCP_C2H_DATA_FLAGS_LAST_PDU);
570 	CU_ASSERT(c2h_data->common.flags & SPDK_NVME_TCP_C2H_DATA_FLAGS_SUCCESS);
571 
572 	CU_ASSERT(pdu.data_iovcnt == 3);
573 	CU_ASSERT((uint64_t)pdu.data_iov[0].iov_base == 0xDEADBEEF);
574 	CU_ASSERT(pdu.data_iov[0].iov_len == 101);
575 	CU_ASSERT((uint64_t)pdu.data_iov[1].iov_base == 0xFEEDBEEF);
576 	CU_ASSERT(pdu.data_iov[1].iov_len == 100);
577 	CU_ASSERT((uint64_t)pdu.data_iov[2].iov_base == 0xC0FFEE);
578 	CU_ASSERT(pdu.data_iov[2].iov_len == 99);
579 
580 	tcp_req.pdu_in_use = false;
581 	tcp_req.rsp.cdw0 = 1;
582 	nvmf_tcp_send_c2h_data(&tqpair, &tcp_req);
583 
584 	CU_ASSERT(c2h_data->common.flags & SPDK_NVME_TCP_C2H_DATA_FLAGS_LAST_PDU);
585 	CU_ASSERT((c2h_data->common.flags & SPDK_NVME_TCP_C2H_DATA_FLAGS_SUCCESS) == 0);
586 
587 	ttransport.tcp_opts.c2h_success = false;
588 	tcp_req.pdu_in_use = false;
589 	tcp_req.rsp.cdw0 = 0;
590 	nvmf_tcp_send_c2h_data(&tqpair, &tcp_req);
591 
592 	CU_ASSERT(c2h_data->common.flags & SPDK_NVME_TCP_C2H_DATA_FLAGS_LAST_PDU);
593 	CU_ASSERT((c2h_data->common.flags & SPDK_NVME_TCP_C2H_DATA_FLAGS_SUCCESS) == 0);
594 
595 	tcp_req.pdu_in_use = false;
596 	tcp_req.rsp.cdw0 = 1;
597 	nvmf_tcp_send_c2h_data(&tqpair, &tcp_req);
598 
599 	CU_ASSERT(c2h_data->common.flags & SPDK_NVME_TCP_C2H_DATA_FLAGS_LAST_PDU);
600 	CU_ASSERT((c2h_data->common.flags & SPDK_NVME_TCP_C2H_DATA_FLAGS_SUCCESS) == 0);
601 
602 	spdk_thread_exit(thread);
603 	while (!spdk_thread_is_exited(thread)) {
604 		spdk_thread_poll(thread, 0, 0);
605 	}
606 	spdk_thread_destroy(thread);
607 }
608 
609 #define NVMF_TCP_PDU_MAX_H2C_DATA_SIZE (128 * 1024)
610 
611 static void
612 test_nvmf_tcp_h2c_data_hdr_handle(void)
613 {
614 	struct spdk_nvmf_tcp_transport ttransport = {};
615 	struct spdk_nvmf_tcp_qpair tqpair = {};
616 	struct nvme_tcp_pdu pdu = {};
617 	struct spdk_nvmf_tcp_req tcp_req = {};
618 	struct spdk_nvme_tcp_h2c_data_hdr *h2c_data;
619 
620 	/* Set qpair state to make unrelated operations NOP */
621 	tqpair.state = NVME_TCP_QPAIR_STATE_RUNNING;
622 	tqpair.recv_state = NVME_TCP_PDU_RECV_STATE_ERROR;
623 	tqpair.resource_count = 1;
624 	tqpair.reqs = &tcp_req;
625 
626 	tcp_req.req.iov[0].iov_base = (void *)0xDEADBEEF;
627 	tcp_req.req.iov[0].iov_len = 101;
628 	tcp_req.req.iov[1].iov_base = (void *)0xFEEDBEEF;
629 	tcp_req.req.iov[1].iov_len = 99;
630 	tcp_req.req.iovcnt = 2;
631 	tcp_req.req.length = 200;
632 	tcp_req.state = TCP_REQUEST_STATE_TRANSFERRING_HOST_TO_CONTROLLER;
633 
634 	tcp_req.req.cmd = (union nvmf_h2c_msg *)&tcp_req.cmd;
635 	tcp_req.req.cmd->nvme_cmd.cid = 1;
636 	tcp_req.ttag = 1;
637 
638 	h2c_data = &pdu.hdr.h2c_data;
639 	h2c_data->cccid = 1;
640 	h2c_data->ttag = 1;
641 	h2c_data->datao = 0;
642 	h2c_data->datal = 200;
643 
644 	nvmf_tcp_h2c_data_hdr_handle(&ttransport, &tqpair, &pdu);
645 
646 	CU_ASSERT(pdu.data_iovcnt == 2);
647 	CU_ASSERT((uint64_t)pdu.data_iov[0].iov_base == 0xDEADBEEF);
648 	CU_ASSERT(pdu.data_iov[0].iov_len == 101);
649 	CU_ASSERT((uint64_t)pdu.data_iov[1].iov_base == 0xFEEDBEEF);
650 	CU_ASSERT(pdu.data_iov[1].iov_len == 99);
651 }
652 
653 
654 static void
655 test_nvmf_tcp_in_capsule_data_handle(void)
656 {
657 	struct spdk_nvmf_tcp_transport ttransport = {};
658 	struct spdk_nvmf_tcp_qpair tqpair = {};
659 	struct nvme_tcp_pdu *pdu, pdu_in_progress = {};
660 	union nvmf_c2h_msg rsp0 = {};
661 	union nvmf_c2h_msg rsp = {};
662 
663 	struct spdk_nvmf_request *req_temp = NULL;
664 	struct spdk_nvmf_tcp_req tcp_req2 = {};
665 	struct spdk_nvmf_tcp_req tcp_req1 = {};
666 
667 	struct spdk_nvme_tcp_cmd *capsule_data;
668 	struct spdk_nvmf_capsule_cmd *nvmf_capsule_data;
669 	struct spdk_nvme_sgl_descriptor *sgl;
670 
671 	struct spdk_nvmf_transport_poll_group *group;
672 	struct spdk_nvmf_tcp_poll_group tcp_group = {};
673 	struct spdk_sock_group grp = {};
674 
675 	tqpair.pdu_in_progress = &pdu_in_progress;
676 	ttransport.transport.opts.max_io_size = UT_MAX_IO_SIZE;
677 	ttransport.transport.opts.io_unit_size = UT_IO_UNIT_SIZE;
678 
679 	tcp_group.sock_group = &grp;
680 	TAILQ_INIT(&tcp_group.qpairs);
681 	group = &tcp_group.group;
682 	group->transport = &ttransport.transport;
683 	STAILQ_INIT(&group->pending_buf_queue);
684 	tqpair.group = &tcp_group;
685 
686 	TAILQ_INIT(&tqpair.tcp_req_free_queue);
687 	TAILQ_INIT(&tqpair.tcp_req_working_queue);
688 
689 	TAILQ_INSERT_TAIL(&tqpair.tcp_req_free_queue, &tcp_req2, state_link);
690 	tqpair.state_cntr[TCP_REQUEST_STATE_FREE]++;
691 	tqpair.qpair.transport = &ttransport.transport;
692 	tqpair.state = NVME_TCP_QPAIR_STATE_RUNNING;
693 	tqpair.recv_state = NVME_TCP_PDU_RECV_STATE_AWAIT_PDU_PSH;
694 	tqpair.qpair.state = SPDK_NVMF_QPAIR_ACTIVE;
695 
696 	/* init a null tcp_req into tqpair TCP_REQUEST_STATE_FREE queue */
697 	tcp_req2.req.qpair = &tqpair.qpair;
698 	tcp_req2.req.cmd = (union nvmf_h2c_msg *)&tcp_req2.cmd;
699 	tcp_req2.req.rsp = &rsp;
700 
701 	/* init tcp_req1 */
702 	tcp_req1.req.qpair = &tqpair.qpair;
703 	tcp_req1.req.cmd = (union nvmf_h2c_msg *)&tcp_req1.cmd;
704 	tcp_req1.req.rsp = &rsp0;
705 	tcp_req1.state = TCP_REQUEST_STATE_NEW;
706 
707 	TAILQ_INSERT_TAIL(&tqpair.tcp_req_working_queue, &tcp_req1, state_link);
708 	tqpair.state_cntr[TCP_REQUEST_STATE_NEW]++;
709 
710 	/* init pdu, make pdu need sgl buff */
711 	pdu = tqpair.pdu_in_progress;
712 	capsule_data = &pdu->hdr.capsule_cmd;
713 	nvmf_capsule_data = (struct spdk_nvmf_capsule_cmd *)&pdu->hdr.capsule_cmd.ccsqe;
714 	sgl = &capsule_data->ccsqe.dptr.sgl1;
715 
716 	capsule_data->common.pdu_type = SPDK_NVME_TCP_PDU_TYPE_CAPSULE_CMD;
717 	capsule_data->common.hlen = sizeof(*capsule_data);
718 	capsule_data->common.plen = 1096;
719 	capsule_data->ccsqe.opc = SPDK_NVME_OPC_FABRIC;
720 
721 	sgl->unkeyed.subtype = SPDK_NVME_SGL_SUBTYPE_TRANSPORT;
722 	sgl->generic.type = SPDK_NVME_SGL_TYPE_TRANSPORT_DATA_BLOCK;
723 	sgl->unkeyed.length = UT_IO_UNIT_SIZE;
724 
725 	nvmf_capsule_data->fctype = SPDK_NVMF_FABRIC_COMMAND_CONNECT;
726 
727 	/* insert tcp_req1 to pending_buf_queue, And this req takes precedence over the next req. */
728 	nvmf_tcp_req_process(&ttransport, &tcp_req1);
729 	CU_ASSERT(STAILQ_FIRST(&group->pending_buf_queue) == &tcp_req1.req);
730 
731 	sgl->unkeyed.length = UT_IO_UNIT_SIZE - 1;
732 
733 	/* process tqpair capsule req. but we still remain req in pending_buff. */
734 	nvmf_tcp_capsule_cmd_hdr_handle(&ttransport, &tqpair, tqpair.pdu_in_progress);
735 	CU_ASSERT(tqpair.recv_state == NVME_TCP_PDU_RECV_STATE_AWAIT_PDU_PAYLOAD);
736 	CU_ASSERT(STAILQ_FIRST(&group->pending_buf_queue) == &tcp_req1.req);
737 	STAILQ_FOREACH(req_temp, &group->pending_buf_queue, buf_link) {
738 		if (req_temp == &tcp_req2.req) {
739 			break;
740 		}
741 	}
742 	CU_ASSERT(req_temp == NULL);
743 	CU_ASSERT(tqpair.pdu_in_progress->req == (void *)&tcp_req2);
744 }
745 
746 static void
747 test_nvmf_tcp_qpair_init_mem_resource(void)
748 {
749 	int rc;
750 	struct spdk_nvmf_tcp_qpair *tqpair = NULL;
751 	struct spdk_nvmf_transport transport = {};
752 	struct spdk_thread *thread;
753 
754 	thread = spdk_thread_create(NULL, NULL);
755 	SPDK_CU_ASSERT_FATAL(thread != NULL);
756 	spdk_set_thread(thread);
757 
758 	tqpair = calloc(1, sizeof(*tqpair));
759 	tqpair->qpair.transport = &transport;
760 
761 	nvmf_tcp_opts_init(&transport.opts);
762 	CU_ASSERT(transport.opts.max_queue_depth == SPDK_NVMF_TCP_DEFAULT_MAX_IO_QUEUE_DEPTH);
763 	CU_ASSERT(transport.opts.max_qpairs_per_ctrlr == SPDK_NVMF_TCP_DEFAULT_MAX_QPAIRS_PER_CTRLR);
764 	CU_ASSERT(transport.opts.in_capsule_data_size == SPDK_NVMF_TCP_DEFAULT_IN_CAPSULE_DATA_SIZE);
765 	CU_ASSERT(transport.opts.max_io_size ==	SPDK_NVMF_TCP_DEFAULT_MAX_IO_SIZE);
766 	CU_ASSERT(transport.opts.io_unit_size == SPDK_NVMF_TCP_DEFAULT_IO_UNIT_SIZE);
767 	CU_ASSERT(transport.opts.max_aq_depth == SPDK_NVMF_TCP_DEFAULT_MAX_ADMIN_QUEUE_DEPTH);
768 	CU_ASSERT(transport.opts.num_shared_buffers == SPDK_NVMF_TCP_DEFAULT_NUM_SHARED_BUFFERS);
769 	CU_ASSERT(transport.opts.buf_cache_size == SPDK_NVMF_TCP_DEFAULT_BUFFER_CACHE_SIZE);
770 	CU_ASSERT(transport.opts.dif_insert_or_strip ==	SPDK_NVMF_TCP_DEFAULT_DIF_INSERT_OR_STRIP);
771 	CU_ASSERT(transport.opts.abort_timeout_sec == SPDK_NVMF_TCP_DEFAULT_ABORT_TIMEOUT_SEC);
772 	CU_ASSERT(transport.opts.transport_specific == NULL);
773 
774 	rc = nvmf_tcp_qpair_init(&tqpair->qpair);
775 	CU_ASSERT(rc == 0);
776 	CU_ASSERT(tqpair->host_hdgst_enable == true);
777 	CU_ASSERT(tqpair->host_ddgst_enable == true);
778 
779 	rc = nvmf_tcp_qpair_init_mem_resource(tqpair);
780 	CU_ASSERT(rc == 0);
781 	CU_ASSERT(tqpair->resource_count == SPDK_NVMF_TCP_DEFAULT_MAX_IO_QUEUE_DEPTH);
782 	CU_ASSERT(tqpair->reqs != NULL);
783 	CU_ASSERT(tqpair->bufs != NULL);
784 	CU_ASSERT(tqpair->pdus != NULL);
785 	/* Just to check the first and last entry */
786 	CU_ASSERT(tqpair->reqs[0].ttag == 1);
787 	CU_ASSERT(tqpair->reqs[0].req.qpair == &tqpair->qpair);
788 	CU_ASSERT(tqpair->reqs[0].pdu == &tqpair->pdus[0]);
789 	CU_ASSERT(tqpair->reqs[0].pdu->qpair == &tqpair->qpair);
790 	CU_ASSERT(tqpair->reqs[0].buf == (void *)((uintptr_t)tqpair->bufs));
791 	CU_ASSERT(tqpair->reqs[0].req.rsp == (void *)&tqpair->reqs[0].rsp);
792 	CU_ASSERT(tqpair->reqs[0].req.cmd == (void *)&tqpair->reqs[0].cmd);
793 	CU_ASSERT(tqpair->reqs[0].state == TCP_REQUEST_STATE_FREE);
794 	CU_ASSERT(tqpair->reqs[127].ttag == 128);
795 	CU_ASSERT(tqpair->reqs[127].req.qpair == &tqpair->qpair);
796 	CU_ASSERT(tqpair->reqs[127].pdu == &tqpair->pdus[127]);
797 	CU_ASSERT(tqpair->reqs[127].pdu->qpair == &tqpair->qpair);
798 	CU_ASSERT(tqpair->reqs[127].buf == (void *)((uintptr_t)tqpair->bufs) + 127 * 4096);
799 	CU_ASSERT(tqpair->reqs[127].req.rsp == (void *)&tqpair->reqs[127].rsp);
800 	CU_ASSERT(tqpair->reqs[127].req.cmd == (void *)&tqpair->reqs[127].cmd);
801 	CU_ASSERT(tqpair->reqs[127].state == TCP_REQUEST_STATE_FREE);
802 	CU_ASSERT(tqpair->state_cntr[TCP_REQUEST_STATE_FREE] == SPDK_NVMF_TCP_DEFAULT_MAX_IO_QUEUE_DEPTH);
803 	CU_ASSERT(tqpair->mgmt_pdu == &tqpair->pdus[2 * SPDK_NVMF_TCP_DEFAULT_MAX_IO_QUEUE_DEPTH]);
804 	CU_ASSERT(tqpair->mgmt_pdu->qpair == tqpair);
805 	CU_ASSERT(tqpair->pdu_in_progress ==
806 		  &tqpair->pdus[2 * SPDK_NVMF_TCP_DEFAULT_MAX_IO_QUEUE_DEPTH - 1]);
807 	CU_ASSERT(tqpair->recv_buf_size == (4096 + sizeof(struct spdk_nvme_tcp_cmd) + 2 *
808 					    SPDK_NVME_TCP_DIGEST_LEN) * SPDK_NVMF_TCP_RECV_BUF_SIZE_FACTOR);
809 
810 	/* Free all of tqpair resource */
811 	nvmf_tcp_qpair_destroy(tqpair);
812 
813 	spdk_thread_exit(thread);
814 	while (!spdk_thread_is_exited(thread)) {
815 		spdk_thread_poll(thread, 0, 0);
816 	}
817 	spdk_thread_destroy(thread);
818 }
819 
820 static void
821 test_nvmf_tcp_send_c2h_term_req(void)
822 {
823 	struct spdk_nvmf_tcp_qpair tqpair = {};
824 	struct nvme_tcp_pdu pdu = {}, mgmt_pdu = {}, pdu_in_progress = {};
825 	enum spdk_nvme_tcp_term_req_fes fes = SPDK_NVME_TCP_TERM_REQ_FES_INVALID_HEADER_FIELD;
826 	uint32_t error_offset = 1;
827 
828 	mgmt_pdu.sgl.total_size = 0;
829 	mgmt_pdu.qpair = &tqpair;
830 	tqpair.mgmt_pdu = &mgmt_pdu;
831 	tqpair.pdu_in_progress = &pdu_in_progress;
832 
833 	/* case1: hlen < SPDK_NVME_TCP_TERM_REQ_ERROR_DATA_MAX_SIZE, Expect: copy_len == hlen */
834 	pdu.hdr.common.hlen = 64;
835 	nvmf_tcp_send_c2h_term_req(&tqpair, &pdu, fes, error_offset);
836 	CU_ASSERT(tqpair.recv_state == NVME_TCP_PDU_RECV_STATE_ERROR);
837 	CU_ASSERT(tqpair.mgmt_pdu->hdr.term_req.common.hlen == sizeof(struct spdk_nvme_tcp_term_req_hdr));
838 	CU_ASSERT(tqpair.mgmt_pdu->hdr.term_req.common.plen == tqpair.mgmt_pdu->hdr.term_req.common.hlen +
839 		  pdu.hdr.common.hlen);
840 	CU_ASSERT(tqpair.mgmt_pdu->hdr.term_req.common.pdu_type == SPDK_NVME_TCP_PDU_TYPE_C2H_TERM_REQ);
841 	CU_ASSERT(tqpair.mgmt_pdu->hdr.term_req.fes == SPDK_NVME_TCP_TERM_REQ_FES_INVALID_HEADER_FIELD);
842 
843 	/* case2: hlen > SPDK_NVME_TCP_TERM_REQ_ERROR_DATA_MAX_SIZE, Expect: copy_len == SPDK_NVME_TCP_TERM_REQ_ERROR_DATA_MAX_SIZE */
844 	pdu.hdr.common.hlen = 255;
845 	nvmf_tcp_send_c2h_term_req(&tqpair, &pdu, fes, error_offset);
846 	CU_ASSERT(tqpair.recv_state == NVME_TCP_PDU_RECV_STATE_ERROR);
847 	CU_ASSERT(tqpair.mgmt_pdu->hdr.term_req.common.hlen == sizeof(struct spdk_nvme_tcp_term_req_hdr));
848 	CU_ASSERT(tqpair.mgmt_pdu->hdr.term_req.common.plen == (unsigned)
849 		  tqpair.mgmt_pdu->hdr.term_req.common.hlen + SPDK_NVME_TCP_TERM_REQ_ERROR_DATA_MAX_SIZE);
850 	CU_ASSERT(tqpair.mgmt_pdu->hdr.term_req.common.pdu_type == SPDK_NVME_TCP_PDU_TYPE_C2H_TERM_REQ);
851 	CU_ASSERT(tqpair.mgmt_pdu->hdr.term_req.fes == SPDK_NVME_TCP_TERM_REQ_FES_INVALID_HEADER_FIELD);
852 }
853 
854 static void
855 test_nvmf_tcp_send_capsule_resp_pdu(void)
856 {
857 	struct spdk_nvmf_tcp_req tcp_req = {};
858 	struct spdk_nvmf_tcp_qpair tqpair = {};
859 	struct nvme_tcp_pdu pdu = {};
860 
861 	tcp_req.pdu_in_use = false;
862 	tcp_req.req.qpair = &tqpair.qpair;
863 	tcp_req.pdu = &pdu;
864 	tcp_req.req.rsp = (union nvmf_c2h_msg *)&tcp_req.rsp;
865 	tcp_req.req.cmd = (union nvmf_h2c_msg *)&tcp_req.cmd;
866 	tqpair.host_hdgst_enable = true;
867 
868 	nvmf_tcp_send_capsule_resp_pdu(&tcp_req, &tqpair);
869 	CU_ASSERT(pdu.hdr.capsule_resp.common.pdu_type == SPDK_NVME_TCP_PDU_TYPE_CAPSULE_RESP);
870 	CU_ASSERT(pdu.hdr.capsule_resp.common.plen == sizeof(struct spdk_nvme_tcp_rsp) +
871 		  SPDK_NVME_TCP_DIGEST_LEN);
872 	CU_ASSERT(pdu.hdr.capsule_resp.common.hlen == sizeof(struct spdk_nvme_tcp_rsp));
873 	CU_ASSERT(!memcmp(&pdu.hdr.capsule_resp.rccqe, &tcp_req.req.rsp->nvme_cpl,
874 			  sizeof(struct spdk_nvme_cpl)));
875 	CU_ASSERT(pdu.hdr.capsule_resp.common.flags & SPDK_NVME_TCP_CH_FLAGS_HDGSTF);
876 	CU_ASSERT(pdu.cb_fn == nvmf_tcp_request_free);
877 	CU_ASSERT(pdu.cb_arg == &tcp_req);
878 	CU_ASSERT(pdu.iov[0].iov_base == &pdu.hdr.raw);
879 	CU_ASSERT(pdu.iov[0].iov_len == sizeof(struct spdk_nvme_tcp_rsp) + SPDK_NVME_TCP_DIGEST_LEN);
880 
881 	/* hdgst disable */
882 	tqpair.host_hdgst_enable = false;
883 	tcp_req.pdu_in_use = false;
884 	memset(&pdu, 0, sizeof(pdu));
885 
886 	nvmf_tcp_send_capsule_resp_pdu(&tcp_req, &tqpair);
887 	CU_ASSERT(pdu.hdr.capsule_resp.common.pdu_type == SPDK_NVME_TCP_PDU_TYPE_CAPSULE_RESP);
888 	CU_ASSERT(pdu.hdr.capsule_resp.common.plen == sizeof(struct spdk_nvme_tcp_rsp));
889 	CU_ASSERT(pdu.hdr.capsule_resp.common.hlen == sizeof(struct spdk_nvme_tcp_rsp));
890 	CU_ASSERT(!memcmp(&pdu.hdr.capsule_resp.rccqe, &tcp_req.req.rsp->nvme_cpl,
891 			  sizeof(struct spdk_nvme_cpl)));
892 	CU_ASSERT(!(pdu.hdr.capsule_resp.common.flags & SPDK_NVME_TCP_CH_FLAGS_HDGSTF));
893 	CU_ASSERT(pdu.cb_fn == nvmf_tcp_request_free);
894 	CU_ASSERT(pdu.cb_arg == &tcp_req);
895 	CU_ASSERT(pdu.iov[0].iov_base == &pdu.hdr.raw);
896 	CU_ASSERT(pdu.iov[0].iov_len == sizeof(struct spdk_nvme_tcp_rsp));
897 }
898 
899 static void
900 test_nvmf_tcp_icreq_handle(void)
901 {
902 	struct spdk_nvmf_tcp_transport ttransport = {};
903 	struct spdk_nvmf_tcp_qpair tqpair = {};
904 	struct nvme_tcp_pdu pdu = {};
905 	struct nvme_tcp_pdu mgmt_pdu = {};
906 	struct nvme_tcp_pdu pdu_in_progress = {};
907 	struct spdk_nvme_tcp_ic_resp *ic_resp;
908 
909 	mgmt_pdu.qpair = &tqpair;
910 	tqpair.mgmt_pdu = &mgmt_pdu;
911 	tqpair.pdu_in_progress = &pdu_in_progress;
912 
913 	/* case 1: Expected ICReq PFV 0 and got are different. */
914 	pdu.hdr.ic_req.pfv = 1;
915 
916 	nvmf_tcp_icreq_handle(&ttransport, &tqpair, &pdu);
917 
918 	CU_ASSERT(tqpair.recv_state == NVME_TCP_PDU_RECV_STATE_ERROR);
919 
920 	/* case 2: Expected ICReq HPDA in range 0-31 and got are different. */
921 	pdu.hdr.ic_req.hpda = SPDK_NVME_TCP_HPDA_MAX + 1;
922 
923 	nvmf_tcp_icreq_handle(&ttransport, &tqpair, &pdu);
924 
925 	CU_ASSERT(tqpair.recv_state == NVME_TCP_PDU_RECV_STATE_ERROR);
926 
927 	/* case 3: Expect: PASS.  */
928 	ttransport.transport.opts.max_io_size = 32;
929 	pdu.hdr.ic_req.pfv = 0;
930 	tqpair.host_hdgst_enable = false;
931 	tqpair.host_ddgst_enable = false;
932 	tqpair.recv_buf_size = 64;
933 	pdu.hdr.ic_req.hpda = 16;
934 
935 	nvmf_tcp_icreq_handle(&ttransport, &tqpair, &pdu);
936 
937 	ic_resp = &tqpair.mgmt_pdu->hdr.ic_resp;
938 	CU_ASSERT(tqpair.recv_buf_size == MIN_SOCK_PIPE_SIZE);
939 	CU_ASSERT(tqpair.cpda == pdu.hdr.ic_req.hpda);
940 	CU_ASSERT(ic_resp->common.pdu_type == SPDK_NVME_TCP_PDU_TYPE_IC_RESP);
941 	CU_ASSERT(ic_resp->common.hlen == sizeof(struct spdk_nvme_tcp_ic_resp));
942 	CU_ASSERT(ic_resp->common.plen ==  sizeof(struct spdk_nvme_tcp_ic_resp));
943 	CU_ASSERT(ic_resp->pfv == 0);
944 	CU_ASSERT(ic_resp->cpda == tqpair.cpda);
945 	CU_ASSERT(ic_resp->maxh2cdata == ttransport.transport.opts.max_io_size);
946 	CU_ASSERT(ic_resp->dgst.bits.hdgst_enable == 0);
947 	CU_ASSERT(ic_resp->dgst.bits.ddgst_enable == 0);
948 	CU_ASSERT(tqpair.recv_state == NVME_TCP_PDU_RECV_STATE_AWAIT_PDU_READY);
949 }
950 
951 static void
952 test_nvmf_tcp_check_xfer_type(void)
953 {
954 	const uint16_t cid = 0xAA;
955 	struct spdk_nvmf_tcp_transport ttransport = {};
956 	struct spdk_nvmf_tcp_qpair tqpair = {};
957 	struct nvme_tcp_pdu pdu_in_progress = {};
958 	union nvmf_c2h_msg rsp0 = {};
959 
960 	struct spdk_nvmf_tcp_req tcp_req = {};
961 	struct nvme_tcp_pdu rsp_pdu = {};
962 
963 	struct spdk_nvme_tcp_cmd *capsule_data;
964 	struct spdk_nvme_sgl_descriptor *sgl;
965 
966 	struct spdk_nvmf_transport_poll_group *group;
967 	struct spdk_nvmf_tcp_poll_group tcp_group = {};
968 	struct spdk_sock_group grp = {};
969 
970 	tqpair.pdu_in_progress = &pdu_in_progress;
971 	ttransport.transport.opts.max_io_size = UT_MAX_IO_SIZE;
972 	ttransport.transport.opts.io_unit_size = UT_IO_UNIT_SIZE;
973 
974 	tcp_group.sock_group = &grp;
975 	TAILQ_INIT(&tcp_group.qpairs);
976 	group = &tcp_group.group;
977 	group->transport = &ttransport.transport;
978 	STAILQ_INIT(&group->pending_buf_queue);
979 	tqpair.group = &tcp_group;
980 
981 	TAILQ_INIT(&tqpair.tcp_req_free_queue);
982 	TAILQ_INIT(&tqpair.tcp_req_working_queue);
983 
984 	tqpair.qpair.transport = &ttransport.transport;
985 	tqpair.state = NVME_TCP_QPAIR_STATE_RUNNING;
986 	tqpair.recv_state = NVME_TCP_PDU_RECV_STATE_AWAIT_PDU_PSH;
987 	tqpair.qpair.state = SPDK_NVMF_QPAIR_ACTIVE;
988 
989 	/* init tcp_req */
990 	tcp_req.req.qpair = &tqpair.qpair;
991 	tcp_req.pdu = &rsp_pdu;
992 	tcp_req.req.cmd = (union nvmf_h2c_msg *)&tcp_req.cmd;
993 	tcp_req.req.rsp = &rsp0;
994 	tcp_req.state = TCP_REQUEST_STATE_NEW;
995 
996 	TAILQ_INSERT_TAIL(&tqpair.tcp_req_working_queue, &tcp_req, state_link);
997 	tqpair.state_cntr[TCP_REQUEST_STATE_NEW]++;
998 
999 	/* init pdu, make pdu need sgl buff */
1000 	capsule_data = &tqpair.pdu_in_progress->hdr.capsule_cmd;
1001 	sgl = &capsule_data->ccsqe.dptr.sgl1;
1002 
1003 	capsule_data->common.pdu_type = SPDK_NVME_TCP_PDU_TYPE_CAPSULE_CMD;
1004 	capsule_data->common.hlen = sizeof(*capsule_data);
1005 	capsule_data->common.plen = 1096;
1006 	capsule_data->ccsqe.opc = 0x10 | SPDK_NVME_DATA_BIDIRECTIONAL;
1007 	/* Need to set to a non zero valid to check it gets copied to the response */
1008 	capsule_data->ccsqe.cid = cid;
1009 
1010 	/* Set up SGL to ensure nvmf_tcp_req_parse_sgl returns an error */
1011 	sgl->unkeyed.subtype = SPDK_NVME_SGL_SUBTYPE_TRANSPORT;
1012 	sgl->generic.type = SPDK_NVME_SGL_TYPE_TRANSPORT_DATA_BLOCK;
1013 	sgl->unkeyed.length = UT_IO_UNIT_SIZE;
1014 
1015 	/* Process a command and ensure that it fails and the request is set up to return an error */
1016 	nvmf_tcp_req_process(&ttransport, &tcp_req);
1017 	CU_ASSERT(STAILQ_EMPTY(&group->pending_buf_queue));
1018 	CU_ASSERT(tcp_req.state == TCP_REQUEST_STATE_TRANSFERRING_CONTROLLER_TO_HOST);
1019 	CU_ASSERT(tqpair.recv_state == NVME_TCP_PDU_RECV_STATE_AWAIT_PDU_READY);
1020 	CU_ASSERT(tcp_req.req.rsp->nvme_cpl.cid == cid);
1021 	CU_ASSERT(tcp_req.req.rsp->nvme_cpl.status.sct == SPDK_NVME_SCT_GENERIC);
1022 	CU_ASSERT(tcp_req.req.rsp->nvme_cpl.status.sc == SPDK_NVME_SC_INVALID_OPCODE);
1023 }
1024 
1025 static void
1026 test_nvmf_tcp_invalid_sgl(void)
1027 {
1028 	const uint16_t cid = 0xAABB;
1029 	struct spdk_nvmf_tcp_transport ttransport = {};
1030 	struct spdk_nvmf_tcp_qpair tqpair = {};
1031 	struct nvme_tcp_pdu pdu_in_progress = {};
1032 	union nvmf_c2h_msg rsp0 = {};
1033 
1034 	struct spdk_nvmf_tcp_req tcp_req = {};
1035 	struct nvme_tcp_pdu rsp_pdu = {};
1036 	struct nvme_tcp_pdu mgmt_pdu = {};
1037 
1038 	struct spdk_nvme_tcp_cmd *capsule_data;
1039 	struct spdk_nvme_sgl_descriptor *sgl;
1040 
1041 	struct spdk_nvmf_transport_poll_group *group;
1042 	struct spdk_nvmf_tcp_poll_group tcp_group = {};
1043 	struct spdk_sock_group grp = {};
1044 
1045 	tqpair.pdu_in_progress = &pdu_in_progress;
1046 	ttransport.transport.opts.max_io_size = UT_MAX_IO_SIZE;
1047 	ttransport.transport.opts.io_unit_size = UT_IO_UNIT_SIZE;
1048 
1049 	tcp_group.sock_group = &grp;
1050 	TAILQ_INIT(&tcp_group.qpairs);
1051 	group = &tcp_group.group;
1052 	group->transport = &ttransport.transport;
1053 	STAILQ_INIT(&group->pending_buf_queue);
1054 	tqpair.group = &tcp_group;
1055 
1056 	TAILQ_INIT(&tqpair.tcp_req_free_queue);
1057 	TAILQ_INIT(&tqpair.tcp_req_working_queue);
1058 
1059 	tqpair.qpair.transport = &ttransport.transport;
1060 	tqpair.state = NVME_TCP_QPAIR_STATE_RUNNING;
1061 	tqpair.recv_state = NVME_TCP_PDU_RECV_STATE_AWAIT_PDU_PSH;
1062 	tqpair.qpair.state = SPDK_NVMF_QPAIR_ACTIVE;
1063 
1064 	/* init tcp_req */
1065 	tcp_req.req.qpair = &tqpair.qpair;
1066 	tcp_req.pdu = &rsp_pdu;
1067 	tcp_req.pdu->qpair = &tqpair;
1068 	tqpair.mgmt_pdu = &mgmt_pdu;
1069 	tqpair.mgmt_pdu->qpair = &tqpair;
1070 	tcp_req.req.cmd = (union nvmf_h2c_msg *)&tcp_req.cmd;
1071 	tcp_req.req.rsp = &rsp0;
1072 	tcp_req.state = TCP_REQUEST_STATE_NEW;
1073 
1074 	TAILQ_INSERT_TAIL(&tqpair.tcp_req_working_queue, &tcp_req, state_link);
1075 	tqpair.state_cntr[TCP_REQUEST_STATE_NEW]++;
1076 
1077 	/* init pdu, make pdu need sgl buff */
1078 	capsule_data = &tqpair.pdu_in_progress->hdr.capsule_cmd;
1079 	sgl = &capsule_data->ccsqe.dptr.sgl1;
1080 
1081 	capsule_data->common.pdu_type = SPDK_NVME_TCP_PDU_TYPE_CAPSULE_CMD;
1082 	capsule_data->common.hlen = sizeof(*capsule_data);
1083 	capsule_data->common.plen = 1096;
1084 	capsule_data->ccsqe.opc = SPDK_NVME_OPC_WRITE;
1085 	/* Need to set to a non zero valid to check it gets copied to the response */
1086 	capsule_data->ccsqe.cid = cid;
1087 
1088 	/* Set up SGL to ensure nvmf_tcp_req_parse_sgl returns an error */
1089 	sgl->unkeyed.subtype = SPDK_NVME_SGL_SUBTYPE_TRANSPORT;
1090 	sgl->generic.type = SPDK_NVME_SGL_TYPE_TRANSPORT_DATA_BLOCK;
1091 	sgl->unkeyed.length = UT_MAX_IO_SIZE + 1;
1092 
1093 	/* Process a command and ensure that it fails and the request is set up to return an error */
1094 	nvmf_tcp_req_process(&ttransport, &tcp_req);
1095 	CU_ASSERT(!STAILQ_EMPTY(&group->pending_buf_queue));
1096 	CU_ASSERT(tcp_req.state == TCP_REQUEST_STATE_NEED_BUFFER);
1097 	CU_ASSERT(tqpair.recv_state == NVME_TCP_PDU_RECV_STATE_ERROR);
1098 	CU_ASSERT(tqpair.mgmt_pdu->hdr.term_req.common.pdu_type == SPDK_NVME_TCP_PDU_TYPE_C2H_TERM_REQ);
1099 }
1100 
1101 static void
1102 test_nvmf_tcp_pdu_ch_handle(void)
1103 {
1104 	struct spdk_nvmf_tcp_qpair tqpair = {};
1105 	struct nvme_tcp_pdu mgmt_pdu = {}, pdu_in_progress = {};
1106 
1107 	mgmt_pdu.qpair = &tqpair;
1108 	tqpair.mgmt_pdu = &mgmt_pdu;
1109 	tqpair.pdu_in_progress = &pdu_in_progress;
1110 	tqpair.recv_state = NVME_TCP_PDU_RECV_STATE_AWAIT_PDU_CH;
1111 	tqpair.cpda = 0;
1112 
1113 	/* Test case: Already received ICreq PDU. Expect: fail */
1114 	tqpair.pdu_in_progress->hdr.common.pdu_type = SPDK_NVME_TCP_PDU_TYPE_IC_REQ;
1115 	tqpair.state = NVME_TCP_QPAIR_STATE_INITIALIZING;
1116 	nvmf_tcp_pdu_ch_handle(&tqpair);
1117 	CU_ASSERT(tqpair.recv_state == NVME_TCP_PDU_RECV_STATE_ERROR);
1118 	CU_ASSERT(tqpair.mgmt_pdu->hdr.term_req.common.pdu_type == SPDK_NVME_TCP_PDU_TYPE_C2H_TERM_REQ);
1119 	CU_ASSERT(tqpair.mgmt_pdu->hdr.term_req.common.hlen == sizeof(struct spdk_nvme_tcp_term_req_hdr));
1120 	CU_ASSERT(tqpair.mgmt_pdu->hdr.term_req.common.plen == tqpair.mgmt_pdu->hdr.term_req.common.hlen);
1121 
1122 	/* Test case: Expected PDU header length and received are different. Expect: fail */
1123 	tqpair.recv_state = NVME_TCP_PDU_RECV_STATE_AWAIT_PDU_CH;
1124 	tqpair.pdu_in_progress->hdr.common.pdu_type = SPDK_NVME_TCP_PDU_TYPE_IC_REQ;
1125 	tqpair.state = NVME_TCP_QPAIR_STATE_INVALID;
1126 	tqpair.pdu_in_progress->hdr.common.plen = sizeof(struct spdk_nvme_tcp_ic_req);
1127 	tqpair.pdu_in_progress->hdr.common.hlen = 0;
1128 	nvmf_tcp_pdu_ch_handle(&tqpair);
1129 	CU_ASSERT(tqpair.recv_state == NVME_TCP_PDU_RECV_STATE_ERROR);
1130 	CU_ASSERT(tqpair.mgmt_pdu->hdr.term_req.common.pdu_type == SPDK_NVME_TCP_PDU_TYPE_C2H_TERM_REQ);
1131 	CU_ASSERT(tqpair.mgmt_pdu->hdr.term_req.common.hlen == sizeof(struct spdk_nvme_tcp_term_req_hdr));
1132 	CU_ASSERT(tqpair.mgmt_pdu->hdr.term_req.common.plen == tqpair.mgmt_pdu->hdr.term_req.common.hlen);
1133 	CU_ASSERT(tqpair.mgmt_pdu->hdr.term_req.fei[0] == 2);
1134 
1135 	/* Test case: The TCP/IP tqpair connection is not negotitated. Expect: fail */
1136 	tqpair.recv_state = NVME_TCP_PDU_RECV_STATE_AWAIT_PDU_CH;
1137 	tqpair.pdu_in_progress->hdr.common.pdu_type = SPDK_NVME_TCP_PDU_TYPE_IC_RESP;
1138 	tqpair.state = NVME_TCP_QPAIR_STATE_INVALID;
1139 	tqpair.pdu_in_progress->hdr.common.plen = sizeof(struct spdk_nvme_tcp_ic_req);
1140 	tqpair.pdu_in_progress->hdr.common.hlen = 0;
1141 	nvmf_tcp_pdu_ch_handle(&tqpair);
1142 	CU_ASSERT(tqpair.recv_state == NVME_TCP_PDU_RECV_STATE_ERROR);
1143 	CU_ASSERT(tqpair.mgmt_pdu->hdr.term_req.common.pdu_type == SPDK_NVME_TCP_PDU_TYPE_C2H_TERM_REQ);
1144 	CU_ASSERT(tqpair.mgmt_pdu->hdr.term_req.common.hlen == sizeof(struct spdk_nvme_tcp_term_req_hdr));
1145 	CU_ASSERT(tqpair.mgmt_pdu->hdr.term_req.common.plen == tqpair.mgmt_pdu->hdr.term_req.common.hlen);
1146 
1147 	/* Test case: Unexpected PDU type. Expect: fail */
1148 	tqpair.recv_state = NVME_TCP_PDU_RECV_STATE_AWAIT_PDU_CH;
1149 	tqpair.pdu_in_progress->hdr.common.pdu_type = SPDK_NVME_TCP_PDU_TYPE_CAPSULE_RESP;
1150 	tqpair.state = NVME_TCP_QPAIR_STATE_RUNNING;
1151 	tqpair.pdu_in_progress->hdr.common.plen = 0;
1152 	tqpair.pdu_in_progress->hdr.common.hlen = sizeof(struct spdk_nvme_tcp_ic_req);
1153 	nvmf_tcp_pdu_ch_handle(&tqpair);
1154 	CU_ASSERT(tqpair.recv_state == NVME_TCP_PDU_RECV_STATE_ERROR);
1155 	CU_ASSERT(tqpair.mgmt_pdu->hdr.term_req.common.pdu_type == SPDK_NVME_TCP_PDU_TYPE_C2H_TERM_REQ);
1156 	CU_ASSERT(tqpair.mgmt_pdu->hdr.term_req.common.hlen == sizeof(struct spdk_nvme_tcp_term_req_hdr));
1157 	CU_ASSERT(tqpair.mgmt_pdu->hdr.term_req.common.plen == tqpair.mgmt_pdu->hdr.term_req.common.hlen +
1158 		  (unsigned)SPDK_NVME_TCP_TERM_REQ_ERROR_DATA_MAX_SIZE);
1159 
1160 	/* Test case: PDU type is SPDK_NVME_TCP_PDU_TYPE_IC_REQ, let plen error. Expect: fail */
1161 	tqpair.recv_state = NVME_TCP_PDU_RECV_STATE_AWAIT_PDU_CH;
1162 	tqpair.pdu_in_progress->hdr.common.pdu_type = SPDK_NVME_TCP_PDU_TYPE_IC_REQ;
1163 	tqpair.state = NVME_TCP_QPAIR_STATE_INVALID;
1164 	tqpair.pdu_in_progress->hdr.common.plen = 0;
1165 	tqpair.pdu_in_progress->hdr.common.hlen = sizeof(struct spdk_nvme_tcp_ic_req);
1166 	nvmf_tcp_pdu_ch_handle(&tqpair);
1167 	CU_ASSERT(tqpair.recv_state == NVME_TCP_PDU_RECV_STATE_ERROR);
1168 	CU_ASSERT(tqpair.mgmt_pdu->hdr.term_req.common.pdu_type == SPDK_NVME_TCP_PDU_TYPE_C2H_TERM_REQ);
1169 	CU_ASSERT(tqpair.mgmt_pdu->hdr.term_req.common.hlen == sizeof(struct spdk_nvme_tcp_term_req_hdr));
1170 	CU_ASSERT(tqpair.mgmt_pdu->hdr.term_req.common.plen == tqpair.mgmt_pdu->hdr.term_req.common.hlen +
1171 		  (unsigned)SPDK_NVME_TCP_TERM_REQ_ERROR_DATA_MAX_SIZE);
1172 	CU_ASSERT(tqpair.mgmt_pdu->hdr.term_req.fei[0] == 4);
1173 
1174 	/* Test case: PDU type is SPDK_NVME_TCP_PDU_TYPE_CAPSULE_CMD, let plen error. Expect: fail */
1175 	tqpair.recv_state = NVME_TCP_PDU_RECV_STATE_AWAIT_PDU_CH;
1176 	tqpair.pdu_in_progress->hdr.common.pdu_type = SPDK_NVME_TCP_PDU_TYPE_CAPSULE_CMD;
1177 	tqpair.state = NVME_TCP_QPAIR_STATE_RUNNING;
1178 	tqpair.pdu_in_progress->hdr.common.flags = SPDK_NVME_TCP_CH_FLAGS_HDGSTF;
1179 	tqpair.pdu_in_progress->hdr.common.plen = 0;
1180 	tqpair.pdu_in_progress->hdr.common.hlen = sizeof(struct spdk_nvme_tcp_cmd);
1181 	nvmf_tcp_pdu_ch_handle(&tqpair);
1182 	CU_ASSERT(tqpair.recv_state == NVME_TCP_PDU_RECV_STATE_ERROR);
1183 	CU_ASSERT(tqpair.mgmt_pdu->hdr.term_req.common.pdu_type == SPDK_NVME_TCP_PDU_TYPE_C2H_TERM_REQ);
1184 	CU_ASSERT(tqpair.mgmt_pdu->hdr.term_req.common.hlen == sizeof(struct spdk_nvme_tcp_term_req_hdr));
1185 	CU_ASSERT(tqpair.mgmt_pdu->hdr.term_req.common.plen == sizeof(struct spdk_nvme_tcp_cmd) + sizeof(
1186 			  struct spdk_nvme_tcp_term_req_hdr));
1187 	CU_ASSERT(tqpair.mgmt_pdu->hdr.term_req.fei[0] == 4);
1188 
1189 	/* Test case: PDU type is SPDK_NVME_TCP_PDU_TYPE_H2C_DATA, let plen error. Expect: fail */
1190 	tqpair.recv_state = NVME_TCP_PDU_RECV_STATE_AWAIT_PDU_CH;
1191 	tqpair.pdu_in_progress->hdr.common.pdu_type = SPDK_NVME_TCP_PDU_TYPE_H2C_DATA;
1192 	tqpair.state = NVME_TCP_QPAIR_STATE_RUNNING;
1193 	tqpair.pdu_in_progress->hdr.common.plen = 0;
1194 	tqpair.pdu_in_progress->hdr.common.pdo = 64;
1195 	tqpair.pdu_in_progress->hdr.common.hlen = sizeof(struct spdk_nvme_tcp_h2c_data_hdr);
1196 	nvmf_tcp_pdu_ch_handle(&tqpair);
1197 	CU_ASSERT(tqpair.recv_state == NVME_TCP_PDU_RECV_STATE_ERROR);
1198 	CU_ASSERT(tqpair.mgmt_pdu->hdr.term_req.common.pdu_type == SPDK_NVME_TCP_PDU_TYPE_C2H_TERM_REQ);
1199 	CU_ASSERT(tqpair.mgmt_pdu->hdr.term_req.common.hlen == sizeof(struct spdk_nvme_tcp_term_req_hdr));
1200 	CU_ASSERT(tqpair.mgmt_pdu->hdr.term_req.common.plen == tqpair.mgmt_pdu->hdr.term_req.common.hlen +
1201 		  (unsigned)sizeof(struct spdk_nvme_tcp_term_req_hdr));
1202 	CU_ASSERT(tqpair.mgmt_pdu->hdr.term_req.fei[0] == 4);
1203 
1204 	/* Test case: PDU type is SPDK_NVME_TCP_PDU_TYPE_H2C_TERM_REQ, let plen error. Expect: fail */
1205 	tqpair.recv_state = NVME_TCP_PDU_RECV_STATE_AWAIT_PDU_CH;
1206 	tqpair.pdu_in_progress->hdr.common.pdu_type = SPDK_NVME_TCP_PDU_TYPE_H2C_TERM_REQ;
1207 	tqpair.state = NVME_TCP_QPAIR_STATE_RUNNING;
1208 	tqpair.pdu_in_progress->hdr.common.plen = 0;
1209 	tqpair.pdu_in_progress->hdr.common.hlen = sizeof(struct spdk_nvme_tcp_term_req_hdr);
1210 	nvmf_tcp_pdu_ch_handle(&tqpair);
1211 	CU_ASSERT(tqpair.recv_state == NVME_TCP_PDU_RECV_STATE_ERROR);
1212 	CU_ASSERT(tqpair.mgmt_pdu->hdr.term_req.common.pdu_type == SPDK_NVME_TCP_PDU_TYPE_C2H_TERM_REQ);
1213 	CU_ASSERT(tqpair.mgmt_pdu->hdr.term_req.common.hlen == sizeof(struct spdk_nvme_tcp_term_req_hdr));
1214 	CU_ASSERT(tqpair.mgmt_pdu->hdr.term_req.common.plen == tqpair.mgmt_pdu->hdr.term_req.common.hlen +
1215 		  (unsigned)sizeof(struct spdk_nvme_tcp_term_req_hdr));
1216 	CU_ASSERT(tqpair.mgmt_pdu->hdr.term_req.fei[0] == 4);
1217 
1218 	/* Test case: PDU type is SPDK_NVME_TCP_PDU_TYPE_CAPSULE_CMD, let pdo error. Expect: fail */
1219 	tqpair.recv_state = NVME_TCP_PDU_RECV_STATE_AWAIT_PDU_CH;
1220 	tqpair.pdu_in_progress->hdr.common.pdu_type = SPDK_NVME_TCP_PDU_TYPE_CAPSULE_CMD;
1221 	tqpair.state = NVME_TCP_QPAIR_STATE_RUNNING;
1222 	tqpair.cpda = 1;
1223 	tqpair.pdu_in_progress->hdr.common.flags = SPDK_NVME_TCP_CH_FLAGS_HDGSTF;
1224 	tqpair.pdu_in_progress->hdr.common.plen = 0;
1225 	tqpair.pdu_in_progress->hdr.common.pdo = 63;
1226 	tqpair.pdu_in_progress->hdr.common.hlen = sizeof(struct spdk_nvme_tcp_cmd);
1227 	nvmf_tcp_pdu_ch_handle(&tqpair);
1228 	CU_ASSERT(tqpair.recv_state == NVME_TCP_PDU_RECV_STATE_ERROR);
1229 	CU_ASSERT(tqpair.mgmt_pdu->hdr.term_req.common.pdu_type == SPDK_NVME_TCP_PDU_TYPE_C2H_TERM_REQ);
1230 	CU_ASSERT(tqpair.mgmt_pdu->hdr.term_req.common.hlen == sizeof(struct spdk_nvme_tcp_term_req_hdr));
1231 	CU_ASSERT(tqpair.mgmt_pdu->hdr.term_req.common.plen == sizeof(struct spdk_nvme_tcp_cmd) + sizeof(
1232 			  struct spdk_nvme_tcp_term_req_hdr));
1233 	CU_ASSERT(tqpair.mgmt_pdu->hdr.term_req.fei[0] == 3);
1234 
1235 	/* Test case: PDU type is SPDK_NVME_TCP_PDU_TYPE_H2C_DATA, let pdo error. Expect: fail */
1236 	tqpair.recv_state = NVME_TCP_PDU_RECV_STATE_AWAIT_PDU_CH;
1237 	tqpair.pdu_in_progress->hdr.common.pdu_type = SPDK_NVME_TCP_PDU_TYPE_H2C_DATA;
1238 	tqpair.state = NVME_TCP_QPAIR_STATE_RUNNING;
1239 	tqpair.cpda = 1;
1240 	tqpair.pdu_in_progress->hdr.common.plen = 0;
1241 	tqpair.pdu_in_progress->hdr.common.pdo = 63;
1242 	tqpair.pdu_in_progress->hdr.common.hlen = sizeof(struct spdk_nvme_tcp_h2c_data_hdr);
1243 	nvmf_tcp_pdu_ch_handle(&tqpair);
1244 	CU_ASSERT(tqpair.recv_state == NVME_TCP_PDU_RECV_STATE_ERROR);
1245 	CU_ASSERT(tqpair.mgmt_pdu->hdr.term_req.common.pdu_type == SPDK_NVME_TCP_PDU_TYPE_C2H_TERM_REQ);
1246 	CU_ASSERT(tqpair.mgmt_pdu->hdr.term_req.common.hlen == sizeof(struct spdk_nvme_tcp_term_req_hdr));
1247 	CU_ASSERT(tqpair.mgmt_pdu->hdr.term_req.common.plen == tqpair.mgmt_pdu->hdr.term_req.common.hlen +
1248 		  (unsigned)sizeof(struct spdk_nvme_tcp_term_req_hdr));
1249 	CU_ASSERT(tqpair.mgmt_pdu->hdr.term_req.fei[0] == 3);
1250 
1251 	/* Test case: All parameters is conformed to the function. Expect: PASS */
1252 	tqpair.recv_state = NVME_TCP_PDU_RECV_STATE_AWAIT_PDU_CH;
1253 	tqpair.pdu_in_progress->hdr.common.pdu_type = SPDK_NVME_TCP_PDU_TYPE_IC_REQ;
1254 	tqpair.state = NVME_TCP_QPAIR_STATE_INVALID;
1255 	tqpair.pdu_in_progress->hdr.common.plen = sizeof(struct spdk_nvme_tcp_ic_req);
1256 	tqpair.pdu_in_progress->hdr.common.hlen = sizeof(struct spdk_nvme_tcp_ic_req);
1257 	nvmf_tcp_pdu_ch_handle(&tqpair);
1258 	CU_ASSERT(tqpair.recv_state == NVME_TCP_PDU_RECV_STATE_AWAIT_PDU_PSH);
1259 	CU_ASSERT(tqpair.pdu_in_progress->psh_len == tqpair.pdu_in_progress->hdr.common.hlen - sizeof(
1260 			  struct spdk_nvme_tcp_common_pdu_hdr));
1261 }
1262 
1263 int
1264 main(int argc, char **argv)
1265 {
1266 	CU_pSuite	suite = NULL;
1267 	unsigned int	num_failures;
1268 
1269 	CU_set_error_action(CUEA_ABORT);
1270 	CU_initialize_registry();
1271 
1272 	suite = CU_add_suite("nvmf", NULL, NULL);
1273 
1274 	CU_ADD_TEST(suite, test_nvmf_tcp_create);
1275 	CU_ADD_TEST(suite, test_nvmf_tcp_destroy);
1276 	CU_ADD_TEST(suite, test_nvmf_tcp_poll_group_create);
1277 	CU_ADD_TEST(suite, test_nvmf_tcp_send_c2h_data);
1278 	CU_ADD_TEST(suite, test_nvmf_tcp_h2c_data_hdr_handle);
1279 	CU_ADD_TEST(suite, test_nvmf_tcp_in_capsule_data_handle);
1280 	CU_ADD_TEST(suite, test_nvmf_tcp_qpair_init_mem_resource);
1281 	CU_ADD_TEST(suite, test_nvmf_tcp_send_c2h_term_req);
1282 	CU_ADD_TEST(suite, test_nvmf_tcp_send_capsule_resp_pdu);
1283 	CU_ADD_TEST(suite, test_nvmf_tcp_icreq_handle);
1284 	CU_ADD_TEST(suite, test_nvmf_tcp_check_xfer_type);
1285 	CU_ADD_TEST(suite, test_nvmf_tcp_invalid_sgl);
1286 	CU_ADD_TEST(suite, test_nvmf_tcp_pdu_ch_handle);
1287 
1288 	CU_basic_set_mode(CU_BRM_VERBOSE);
1289 	CU_basic_run_tests();
1290 	num_failures = CU_get_number_of_failures();
1291 	CU_cleanup_registry();
1292 	return num_failures;
1293 }
1294