xref: /spdk/test/unit/lib/bdev/crypto.c/crypto_ut.c (revision 537929e1d4aae60986fd7673800f87958ffe0018)
1 /*   SPDX-License-Identifier: BSD-3-Clause
2  *   Copyright (C) 2018 Intel Corporation.
3  *   All rights reserved.
4  */
5 
6 #include "spdk_cunit.h"
7 
8 #include "common/lib/test_env.c"
9 #include "spdk_internal/mock.h"
10 #include "thread/thread_internal.h"
11 #include "unit/lib/json_mock.c"
12 
13 #include <rte_crypto.h>
14 #include <rte_cryptodev.h>
15 #include <rte_version.h>
16 
17 #define MAX_TEST_BLOCKS 8192
18 struct rte_crypto_op *g_test_crypto_ops[MAX_TEST_BLOCKS];
19 struct rte_crypto_op *g_test_dev_full_ops[MAX_TEST_BLOCKS];
20 
21 uint16_t g_dequeue_mock;
22 uint16_t g_enqueue_mock;
23 unsigned ut_rte_crypto_op_bulk_alloc;
24 int ut_rte_crypto_op_attach_sym_session = 0;
25 #define MOCK_INFO_GET_1QP_AESNI 0
26 #define MOCK_INFO_GET_1QP_QAT 1
27 #define MOCK_INFO_GET_1QP_MLX5 2
28 #define MOCK_INFO_GET_1QP_BOGUS_PMD 3
29 int ut_rte_cryptodev_info_get = 0;
30 bool ut_rte_cryptodev_info_get_mocked = false;
31 
32 void mock_rte_pktmbuf_free_bulk(struct rte_mbuf **m, unsigned int cnt);
33 #define rte_pktmbuf_free_bulk mock_rte_pktmbuf_free_bulk
34 void
35 mock_rte_pktmbuf_free_bulk(struct rte_mbuf **m, unsigned int cnt)
36 {
37 	spdk_mempool_put_bulk((struct spdk_mempool *)m[0]->pool, (void **)m, cnt);
38 }
39 
40 void mock_rte_pktmbuf_free(struct rte_mbuf *m);
41 #define rte_pktmbuf_free mock_rte_pktmbuf_free
42 void
43 mock_rte_pktmbuf_free(struct rte_mbuf *m)
44 {
45 	spdk_mempool_put((struct spdk_mempool *)m->pool, (void *)m);
46 }
47 
48 void
49 rte_mempool_free(struct rte_mempool *mp)
50 {
51 	spdk_mempool_free((struct spdk_mempool *)mp);
52 }
53 
54 int mock_rte_pktmbuf_alloc_bulk(struct rte_mempool *pool, struct rte_mbuf **mbufs,
55 				unsigned count);
56 #define rte_pktmbuf_alloc_bulk mock_rte_pktmbuf_alloc_bulk
57 int
58 mock_rte_pktmbuf_alloc_bulk(struct rte_mempool *pool, struct rte_mbuf **mbufs,
59 			    unsigned count)
60 {
61 	int rc;
62 
63 	rc = spdk_mempool_get_bulk((struct spdk_mempool *)pool, (void **)mbufs, count);
64 	if (rc) {
65 		return rc;
66 	}
67 	for (unsigned i = 0; i < count; i++) {
68 		rte_pktmbuf_reset(mbufs[i]);
69 		mbufs[i]->pool = pool;
70 	}
71 	return rc;
72 }
73 
74 struct rte_mempool *
75 rte_cryptodev_sym_session_pool_create(const char *name, uint32_t nb_elts,
76 				      uint32_t elt_size, uint32_t cache_size,
77 				      uint16_t priv_size, int socket_id)
78 {
79 	struct spdk_mempool *tmp;
80 
81 	tmp = spdk_mempool_create(name, nb_elts, elt_size + priv_size,
82 				  cache_size, socket_id);
83 
84 	return (struct rte_mempool *)tmp;
85 
86 }
87 
88 struct rte_mempool *
89 rte_pktmbuf_pool_create(const char *name, unsigned n, unsigned cache_size,
90 			uint16_t priv_size, uint16_t data_room_size, int socket_id)
91 {
92 	struct spdk_mempool *tmp;
93 
94 	tmp = spdk_mempool_create(name, n, sizeof(struct rte_mbuf) + priv_size,
95 				  cache_size, socket_id);
96 
97 	return (struct rte_mempool *)tmp;
98 }
99 
100 struct rte_mempool *
101 rte_mempool_create(const char *name, unsigned n, unsigned elt_size,
102 		   unsigned cache_size, unsigned private_data_size,
103 		   rte_mempool_ctor_t *mp_init, void *mp_init_arg,
104 		   rte_mempool_obj_cb_t *obj_init, void *obj_init_arg,
105 		   int socket_id, unsigned flags)
106 {
107 	struct spdk_mempool *tmp;
108 
109 	tmp = spdk_mempool_create(name, n, elt_size + private_data_size,
110 				  cache_size, socket_id);
111 
112 	return (struct rte_mempool *)tmp;
113 }
114 
115 DEFINE_RETURN_MOCK(rte_crypto_op_pool_create, struct rte_mempool *);
116 struct rte_mempool *
117 rte_crypto_op_pool_create(const char *name, enum rte_crypto_op_type type,
118 			  unsigned nb_elts, unsigned cache_size,
119 			  uint16_t priv_size, int socket_id)
120 {
121 	struct spdk_mempool *tmp;
122 
123 	HANDLE_RETURN_MOCK(rte_crypto_op_pool_create);
124 
125 	tmp = spdk_mempool_create(name, nb_elts,
126 				  sizeof(struct rte_crypto_op) + priv_size,
127 				  cache_size, socket_id);
128 
129 	return (struct rte_mempool *)tmp;
130 
131 }
132 
133 /* Those functions are defined as static inline in DPDK, so we can't
134  * mock them straight away. We use defines to redirect them into
135  * our custom functions.
136  */
137 static bool g_resubmit_test = false;
138 #define rte_cryptodev_enqueue_burst mock_rte_cryptodev_enqueue_burst
139 static inline uint16_t
140 mock_rte_cryptodev_enqueue_burst(uint8_t dev_id, uint16_t qp_id,
141 				 struct rte_crypto_op **ops, uint16_t nb_ops)
142 {
143 	int i;
144 
145 	CU_ASSERT(nb_ops > 0);
146 
147 	for (i = 0; i < nb_ops; i++) {
148 		/* Use this empty (til now) array of pointers to store
149 		 * enqueued operations for assertion in dev_full test.
150 		 */
151 		g_test_dev_full_ops[i] = *ops++;
152 		if (g_resubmit_test == true) {
153 			CU_ASSERT(g_test_dev_full_ops[i] == (void *)0xDEADBEEF);
154 		}
155 	}
156 
157 	return g_enqueue_mock;
158 }
159 
160 #define rte_cryptodev_dequeue_burst mock_rte_cryptodev_dequeue_burst
161 static inline uint16_t
162 mock_rte_cryptodev_dequeue_burst(uint8_t dev_id, uint16_t qp_id,
163 				 struct rte_crypto_op **ops, uint16_t nb_ops)
164 {
165 	int i;
166 
167 	CU_ASSERT(nb_ops > 0);
168 
169 	for (i = 0; i < g_dequeue_mock; i++) {
170 		*ops++ = g_test_crypto_ops[i];
171 	}
172 
173 	return g_dequeue_mock;
174 }
175 
176 /* Instead of allocating real memory, assign the allocations to our
177  * test array for assertion in tests.
178  */
179 #define rte_crypto_op_bulk_alloc mock_rte_crypto_op_bulk_alloc
180 static inline unsigned
181 mock_rte_crypto_op_bulk_alloc(struct rte_mempool *mempool,
182 			      enum rte_crypto_op_type type,
183 			      struct rte_crypto_op **ops, uint16_t nb_ops)
184 {
185 	int i;
186 
187 	for (i = 0; i < nb_ops; i++) {
188 		*ops++ = g_test_crypto_ops[i];
189 	}
190 	return ut_rte_crypto_op_bulk_alloc;
191 }
192 
193 #define rte_mempool_put_bulk mock_rte_mempool_put_bulk
194 static __rte_always_inline void
195 mock_rte_mempool_put_bulk(struct rte_mempool *mp, void *const *obj_table,
196 			  unsigned int n)
197 {
198 	return;
199 }
200 
201 #define rte_crypto_op_attach_sym_session mock_rte_crypto_op_attach_sym_session
202 #if RTE_VERSION >= RTE_VERSION_NUM(22, 11, 0, 0)
203 static inline int
204 mock_rte_crypto_op_attach_sym_session(struct rte_crypto_op *op, void *sess)
205 #else
206 static inline int
207 mock_rte_crypto_op_attach_sym_session(struct rte_crypto_op *op,
208 				      struct rte_cryptodev_sym_session *sess)
209 #endif
210 {
211 	return ut_rte_crypto_op_attach_sym_session;
212 }
213 
214 #define rte_lcore_count mock_rte_lcore_count
215 static inline unsigned
216 mock_rte_lcore_count(void)
217 {
218 	return 1;
219 }
220 
221 #include "bdev/crypto/vbdev_crypto.c"
222 
223 /* SPDK stubs */
224 DEFINE_STUB(spdk_bdev_queue_io_wait, int, (struct spdk_bdev *bdev, struct spdk_io_channel *ch,
225 		struct spdk_bdev_io_wait_entry *entry), 0);
226 DEFINE_STUB_V(spdk_bdev_module_list_add, (struct spdk_bdev_module *bdev_module));
227 DEFINE_STUB_V(spdk_bdev_free_io, (struct spdk_bdev_io *g_bdev_io));
228 DEFINE_STUB_V(spdk_bdev_io_put_aux_buf, (struct spdk_bdev_io *bdev_io, void *aux_buf));
229 DEFINE_STUB(spdk_bdev_io_type_supported, bool, (struct spdk_bdev *bdev,
230 		enum spdk_bdev_io_type io_type), 0);
231 DEFINE_STUB_V(spdk_bdev_module_release_bdev, (struct spdk_bdev *bdev));
232 DEFINE_STUB_V(spdk_bdev_close, (struct spdk_bdev_desc *desc));
233 DEFINE_STUB(spdk_bdev_get_name, const char *, (const struct spdk_bdev *bdev), 0);
234 DEFINE_STUB(spdk_bdev_get_buf_align, size_t, (const struct spdk_bdev *bdev), 64);
235 DEFINE_STUB(spdk_bdev_get_io_channel, struct spdk_io_channel *, (struct spdk_bdev_desc *desc), 0);
236 DEFINE_STUB_V(spdk_bdev_unregister, (struct spdk_bdev *bdev, spdk_bdev_unregister_cb cb_fn,
237 				     void *cb_arg));
238 DEFINE_STUB(spdk_bdev_unregister_by_name, int, (const char *bdev_name,
239 		struct spdk_bdev_module *module,
240 		spdk_bdev_unregister_cb cb_fn, void *cb_arg), 0);
241 DEFINE_STUB(spdk_bdev_open_ext, int, (const char *bdev_name, bool write,
242 				      spdk_bdev_event_cb_t event_cb,
243 				      void *event_ctx, struct spdk_bdev_desc **_desc), 0);
244 DEFINE_STUB(spdk_bdev_desc_get_bdev, struct spdk_bdev *, (struct spdk_bdev_desc *desc), NULL);
245 DEFINE_STUB(spdk_bdev_module_claim_bdev, int, (struct spdk_bdev *bdev, struct spdk_bdev_desc *desc,
246 		struct spdk_bdev_module *module), 0);
247 DEFINE_STUB_V(spdk_bdev_module_examine_done, (struct spdk_bdev_module *module));
248 DEFINE_STUB(spdk_bdev_register, int, (struct spdk_bdev *vbdev), 0);
249 DEFINE_STUB_V(spdk_bdev_destruct_done, (struct spdk_bdev *bdev, int bdeverrno));
250 
251 /* DPDK stubs */
252 #define DPDK_DYNFIELD_OFFSET offsetof(struct rte_mbuf, dynfield1[1])
253 DEFINE_STUB(rte_mbuf_dynfield_register, int, (const struct rte_mbuf_dynfield *params),
254 	    DPDK_DYNFIELD_OFFSET);
255 DEFINE_STUB(rte_cryptodev_count, uint8_t, (void), 0);
256 DEFINE_STUB(rte_socket_id, unsigned, (void), 0);
257 DEFINE_STUB(rte_cryptodev_device_count_by_driver, uint8_t, (uint8_t driver_id), 0);
258 DEFINE_STUB(rte_cryptodev_configure, int, (uint8_t dev_id, struct rte_cryptodev_config *config), 0);
259 DEFINE_STUB(rte_cryptodev_queue_pair_setup, int, (uint8_t dev_id, uint16_t queue_pair_id,
260 		const struct rte_cryptodev_qp_conf *qp_conf, int socket_id), 0);
261 DEFINE_STUB(rte_cryptodev_start, int, (uint8_t dev_id), 0);
262 DEFINE_STUB_V(rte_cryptodev_stop, (uint8_t dev_id));
263 DEFINE_STUB(rte_cryptodev_close, int, (uint8_t dev_id), 0);
264 DEFINE_STUB(rte_vdev_init, int, (const char *name, const char *args), 0);
265 DEFINE_STUB(rte_vdev_uninit, int, (const char *name), 0);
266 
267 #if RTE_VERSION >= RTE_VERSION_NUM(22, 11, 0, 0)
268 DEFINE_STUB(rte_cryptodev_sym_session_create, void *,
269 	    (uint8_t dev_id, struct rte_crypto_sym_xform *xforms, struct rte_mempool *mempool), (void *)1);
270 DEFINE_STUB(rte_cryptodev_sym_session_free, int, (uint8_t dev_id, void *sess), 0);
271 #else
272 DEFINE_STUB(rte_cryptodev_sym_session_create, struct rte_cryptodev_sym_session *,
273 	    (struct rte_mempool *mempool), (void *)1);
274 DEFINE_STUB(rte_cryptodev_sym_session_init, int, (uint8_t dev_id,
275 		struct rte_cryptodev_sym_session *sess,
276 		struct rte_crypto_sym_xform *xforms, struct rte_mempool *mempool), 0);
277 DEFINE_STUB(rte_cryptodev_sym_session_free, int, (struct rte_cryptodev_sym_session *sess), 0);
278 #endif
279 
280 struct rte_cryptodev *rte_cryptodevs;
281 
282 /* global vars and setup/cleanup functions used for all test functions */
283 struct spdk_bdev_io *g_bdev_io;
284 struct crypto_bdev_io *g_io_ctx;
285 struct crypto_io_channel *g_crypto_ch;
286 struct spdk_io_channel *g_io_ch;
287 struct vbdev_dev g_device;
288 struct vbdev_crypto g_crypto_bdev;
289 struct vbdev_crypto_opts g_crypto_bdev_opts;
290 struct device_qp g_dev_qp;
291 
292 void
293 rte_cryptodev_info_get(uint8_t dev_id, struct rte_cryptodev_info *dev_info)
294 {
295 	dev_info->max_nb_queue_pairs = 1;
296 	if (ut_rte_cryptodev_info_get == MOCK_INFO_GET_1QP_AESNI) {
297 		dev_info->driver_name = g_driver_names[0];
298 	} else if (ut_rte_cryptodev_info_get == MOCK_INFO_GET_1QP_QAT) {
299 		dev_info->driver_name = g_driver_names[1];
300 	} else if (ut_rte_cryptodev_info_get == MOCK_INFO_GET_1QP_MLX5) {
301 		dev_info->driver_name = g_driver_names[2];
302 	} else if (ut_rte_cryptodev_info_get == MOCK_INFO_GET_1QP_BOGUS_PMD) {
303 		dev_info->driver_name = "junk";
304 	}
305 }
306 
307 unsigned int
308 rte_cryptodev_sym_get_private_session_size(uint8_t dev_id)
309 {
310 	return (unsigned int)dev_id;
311 }
312 
313 void
314 spdk_bdev_io_get_aux_buf(struct spdk_bdev_io *bdev_io, spdk_bdev_io_get_aux_buf_cb cb)
315 {
316 	cb(g_io_ch, g_bdev_io, (void *)0xDEADBEEF);
317 }
318 
319 void
320 spdk_bdev_io_get_buf(struct spdk_bdev_io *bdev_io, spdk_bdev_io_get_buf_cb cb, uint64_t len)
321 {
322 	cb(g_io_ch, g_bdev_io, true);
323 }
324 
325 /* Mock these functions to call the callback and then return the value we require */
326 int ut_spdk_bdev_readv_blocks = 0;
327 bool ut_spdk_bdev_readv_blocks_mocked = false;
328 int
329 spdk_bdev_readv_blocks(struct spdk_bdev_desc *desc, struct spdk_io_channel *ch,
330 		       struct iovec *iov, int iovcnt,
331 		       uint64_t offset_blocks, uint64_t num_blocks,
332 		       spdk_bdev_io_completion_cb cb, void *cb_arg)
333 {
334 	cb(g_bdev_io, !ut_spdk_bdev_readv_blocks, cb_arg);
335 	return ut_spdk_bdev_readv_blocks;
336 }
337 
338 int ut_spdk_bdev_writev_blocks = 0;
339 bool ut_spdk_bdev_writev_blocks_mocked = false;
340 int
341 spdk_bdev_writev_blocks(struct spdk_bdev_desc *desc, struct spdk_io_channel *ch,
342 			struct iovec *iov, int iovcnt,
343 			uint64_t offset_blocks, uint64_t num_blocks,
344 			spdk_bdev_io_completion_cb cb, void *cb_arg)
345 {
346 	cb(g_bdev_io, !ut_spdk_bdev_writev_blocks, cb_arg);
347 	return ut_spdk_bdev_writev_blocks;
348 }
349 
350 int ut_spdk_bdev_unmap_blocks = 0;
351 bool ut_spdk_bdev_unmap_blocks_mocked = false;
352 int
353 spdk_bdev_unmap_blocks(struct spdk_bdev_desc *desc, struct spdk_io_channel *ch,
354 		       uint64_t offset_blocks, uint64_t num_blocks,
355 		       spdk_bdev_io_completion_cb cb, void *cb_arg)
356 {
357 	cb(g_bdev_io, !ut_spdk_bdev_unmap_blocks, cb_arg);
358 	return ut_spdk_bdev_unmap_blocks;
359 }
360 
361 int ut_spdk_bdev_flush_blocks = 0;
362 bool ut_spdk_bdev_flush_blocks_mocked = false;
363 int
364 spdk_bdev_flush_blocks(struct spdk_bdev_desc *desc, struct spdk_io_channel *ch,
365 		       uint64_t offset_blocks, uint64_t num_blocks, spdk_bdev_io_completion_cb cb,
366 		       void *cb_arg)
367 {
368 	cb(g_bdev_io, !ut_spdk_bdev_flush_blocks, cb_arg);
369 	return ut_spdk_bdev_flush_blocks;
370 }
371 
372 int ut_spdk_bdev_reset = 0;
373 bool ut_spdk_bdev_reset_mocked = false;
374 int
375 spdk_bdev_reset(struct spdk_bdev_desc *desc, struct spdk_io_channel *ch,
376 		spdk_bdev_io_completion_cb cb, void *cb_arg)
377 {
378 	cb(g_bdev_io, !ut_spdk_bdev_reset, cb_arg);
379 	return ut_spdk_bdev_reset;
380 }
381 
382 bool g_completion_called = false;
383 void
384 spdk_bdev_io_complete(struct spdk_bdev_io *bdev_io, enum spdk_bdev_io_status status)
385 {
386 	bdev_io->internal.status = status;
387 	g_completion_called = true;
388 }
389 
390 /* Global setup for all tests that share a bunch of preparation... */
391 static int
392 test_setup(void)
393 {
394 	int i, rc;
395 
396 	/* Prepare essential variables for test routines */
397 	g_bdev_io = calloc(1, sizeof(struct spdk_bdev_io) + sizeof(struct crypto_bdev_io));
398 	g_bdev_io->u.bdev.iovs = calloc(1, sizeof(struct iovec) * 128);
399 	g_bdev_io->bdev = &g_crypto_bdev.crypto_bdev;
400 	g_io_ch = calloc(1, sizeof(struct spdk_io_channel) + sizeof(struct crypto_io_channel));
401 	g_crypto_ch = (struct crypto_io_channel *)spdk_io_channel_get_ctx(g_io_ch);
402 	g_io_ctx = (struct crypto_bdev_io *)g_bdev_io->driver_ctx;
403 	memset(&g_device, 0, sizeof(struct vbdev_dev));
404 	memset(&g_crypto_bdev, 0, sizeof(struct vbdev_crypto));
405 	memset(&g_crypto_bdev_opts, 0, sizeof(struct vbdev_crypto_opts));
406 	g_dev_qp.device = &g_device;
407 	g_io_ctx->crypto_ch = g_crypto_ch;
408 	g_io_ctx->crypto_bdev = &g_crypto_bdev;
409 	g_io_ctx->crypto_bdev->qp_desc_nr = CRYPTO_QP_DESCRIPTORS;
410 	g_io_ctx->crypto_bdev->opts = &g_crypto_bdev_opts;
411 	g_crypto_ch->device_qp = &g_dev_qp;
412 	TAILQ_INIT(&g_crypto_ch->pending_cry_ios);
413 	TAILQ_INIT(&g_crypto_ch->queued_cry_ops);
414 
415 	/* Allocate a real mbuf pool so we can test error paths */
416 	g_mbuf_mp = rte_pktmbuf_pool_create("mbuf_mp", NUM_MBUFS,
417 					    (unsigned)SPDK_MEMPOOL_DEFAULT_CACHE_SIZE,
418 					    0, 0, SPDK_ENV_SOCKET_ID_ANY);
419 	/* Instead of allocating real rte mempools for these, it's easier and provides the
420 	 * same coverage just calloc them here.
421 	 */
422 	for (i = 0; i < MAX_TEST_BLOCKS; i++) {
423 		size_t size = IV_OFFSET + IV_LENGTH + QUEUED_OP_LENGTH;
424 		rc = posix_memalign((void **)&g_test_crypto_ops[i], 64, size);
425 		if (rc != 0) {
426 			assert(false);
427 		}
428 		memset(g_test_crypto_ops[i], 0, IV_OFFSET + QUEUED_OP_LENGTH);
429 	}
430 	g_mbuf_offset = DPDK_DYNFIELD_OFFSET;
431 
432 	return 0;
433 }
434 
435 /* Global teardown for all tests */
436 static int
437 test_cleanup(void)
438 {
439 	int i;
440 
441 	if (g_crypto_op_mp) {
442 		rte_mempool_free(g_crypto_op_mp);
443 		g_crypto_op_mp = NULL;
444 	}
445 	if (g_mbuf_mp) {
446 		rte_mempool_free(g_mbuf_mp);
447 		g_mbuf_mp = NULL;
448 	}
449 	if (g_session_mp) {
450 		rte_mempool_free(g_session_mp);
451 		g_session_mp = NULL;
452 	}
453 	if (g_session_mp_priv != NULL) {
454 		/* g_session_mp_priv may or may not be set depending on the DPDK version */
455 		rte_mempool_free(g_session_mp_priv);
456 		g_session_mp_priv = NULL;
457 	}
458 
459 	for (i = 0; i < MAX_TEST_BLOCKS; i++) {
460 		free(g_test_crypto_ops[i]);
461 	}
462 	free(g_bdev_io->u.bdev.iovs);
463 	free(g_bdev_io);
464 	free(g_io_ch);
465 	return 0;
466 }
467 
468 static void
469 test_error_paths(void)
470 {
471 	/* Single element block size write, just to test error paths
472 	 * in vbdev_crypto_submit_request().
473 	 */
474 	g_bdev_io->internal.status = SPDK_BDEV_IO_STATUS_SUCCESS;
475 	g_bdev_io->u.bdev.iovcnt = 1;
476 	g_bdev_io->u.bdev.num_blocks = 1;
477 	g_bdev_io->u.bdev.iovs[0].iov_len = 512;
478 	g_bdev_io->u.bdev.iovs[0].iov_base = (void *)0xDEADBEEF;
479 	g_crypto_bdev.crypto_bdev.blocklen = 512;
480 	g_bdev_io->type = SPDK_BDEV_IO_TYPE_WRITE;
481 	g_enqueue_mock = g_dequeue_mock = ut_rte_crypto_op_bulk_alloc = 1;
482 
483 	/* test failure of spdk_mempool_get_bulk(), will result in success because it
484 	 * will get queued.
485 	 */
486 	g_bdev_io->internal.status = SPDK_BDEV_IO_STATUS_SUCCESS;
487 	MOCK_SET(spdk_mempool_get, NULL);
488 	vbdev_crypto_submit_request(g_io_ch, g_bdev_io);
489 	CU_ASSERT(g_bdev_io->internal.status == SPDK_BDEV_IO_STATUS_SUCCESS);
490 
491 	/* same thing but switch to reads to test error path in _crypto_complete_io() */
492 	g_bdev_io->type = SPDK_BDEV_IO_TYPE_READ;
493 	g_bdev_io->internal.status = SPDK_BDEV_IO_STATUS_SUCCESS;
494 	TAILQ_INSERT_TAIL(&g_crypto_ch->pending_cry_ios, g_bdev_io, module_link);
495 	vbdev_crypto_submit_request(g_io_ch, g_bdev_io);
496 	CU_ASSERT(g_bdev_io->internal.status == SPDK_BDEV_IO_STATUS_FAILED);
497 	/* Now with the read_blocks failing */
498 	g_bdev_io->type = SPDK_BDEV_IO_TYPE_READ;
499 	g_bdev_io->internal.status = SPDK_BDEV_IO_STATUS_SUCCESS;
500 	MOCK_SET(spdk_bdev_readv_blocks, -1);
501 	vbdev_crypto_submit_request(g_io_ch, g_bdev_io);
502 	CU_ASSERT(g_bdev_io->internal.status == SPDK_BDEV_IO_STATUS_FAILED);
503 	MOCK_SET(spdk_bdev_readv_blocks, 0);
504 	MOCK_CLEAR(spdk_mempool_get);
505 
506 	/* test failure of rte_crypto_op_bulk_alloc() */
507 	g_bdev_io->internal.status = SPDK_BDEV_IO_STATUS_SUCCESS;
508 	ut_rte_crypto_op_bulk_alloc = 0;
509 	vbdev_crypto_submit_request(g_io_ch, g_bdev_io);
510 	CU_ASSERT(g_bdev_io->internal.status == SPDK_BDEV_IO_STATUS_FAILED);
511 	ut_rte_crypto_op_bulk_alloc = 1;
512 
513 	/* test failure of rte_crypto_op_attach_sym_session() */
514 	g_bdev_io->internal.status = SPDK_BDEV_IO_STATUS_SUCCESS;
515 	ut_rte_crypto_op_attach_sym_session = -1;
516 	vbdev_crypto_submit_request(g_io_ch, g_bdev_io);
517 	CU_ASSERT(g_bdev_io->internal.status == SPDK_BDEV_IO_STATUS_FAILED);
518 	ut_rte_crypto_op_attach_sym_session = 0;
519 }
520 
521 static void
522 test_simple_write(void)
523 {
524 	/* Single element block size write */
525 	g_bdev_io->internal.status = SPDK_BDEV_IO_STATUS_SUCCESS;
526 	g_bdev_io->u.bdev.iovcnt = 1;
527 	g_bdev_io->u.bdev.num_blocks = 1;
528 	g_bdev_io->u.bdev.offset_blocks = 0;
529 	g_bdev_io->u.bdev.iovs[0].iov_len = 512;
530 	g_bdev_io->u.bdev.iovs[0].iov_base = &test_simple_write;
531 	g_crypto_bdev.crypto_bdev.blocklen = 512;
532 	g_bdev_io->type = SPDK_BDEV_IO_TYPE_WRITE;
533 	g_enqueue_mock = g_dequeue_mock = ut_rte_crypto_op_bulk_alloc = 1;
534 
535 	vbdev_crypto_submit_request(g_io_ch, g_bdev_io);
536 	CU_ASSERT(g_bdev_io->internal.status == SPDK_BDEV_IO_STATUS_SUCCESS);
537 	CU_ASSERT(g_io_ctx->cryop_cnt_remaining == 1);
538 	CU_ASSERT(g_io_ctx->aux_buf_iov.iov_len == 512);
539 	CU_ASSERT(g_io_ctx->aux_buf_iov.iov_base != NULL);
540 	CU_ASSERT(g_io_ctx->aux_offset_blocks == 0);
541 	CU_ASSERT(g_io_ctx->aux_num_blocks == 1);
542 	CU_ASSERT(g_test_crypto_ops[0]->sym->m_src->buf_addr == &test_simple_write);
543 	CU_ASSERT(g_test_crypto_ops[0]->sym->m_src->data_len == 512);
544 	CU_ASSERT(g_test_crypto_ops[0]->sym->m_src->next == NULL);
545 	CU_ASSERT(g_test_crypto_ops[0]->sym->cipher.data.length == 512);
546 	CU_ASSERT(g_test_crypto_ops[0]->sym->cipher.data.offset == 0);
547 	CU_ASSERT(*RTE_MBUF_DYNFIELD(g_test_crypto_ops[0]->sym->m_src, g_mbuf_offset,
548 				     uint64_t *) == (uint64_t)g_bdev_io);
549 	CU_ASSERT(g_test_crypto_ops[0]->sym->m_dst->buf_addr != NULL);
550 	CU_ASSERT(g_test_crypto_ops[0]->sym->m_dst->data_len == 512);
551 
552 	rte_pktmbuf_free(g_test_crypto_ops[0]->sym->m_src);
553 	rte_pktmbuf_free(g_test_crypto_ops[0]->sym->m_dst);
554 }
555 
556 static void
557 test_simple_read(void)
558 {
559 	/* Single element block size read */
560 	g_bdev_io->internal.status = SPDK_BDEV_IO_STATUS_SUCCESS;
561 	g_bdev_io->u.bdev.iovcnt = 1;
562 	g_bdev_io->u.bdev.num_blocks = 1;
563 	g_bdev_io->u.bdev.iovs[0].iov_len = 512;
564 	g_bdev_io->u.bdev.iovs[0].iov_base = &test_simple_read;
565 	g_crypto_bdev.crypto_bdev.blocklen = 512;
566 	g_bdev_io->type = SPDK_BDEV_IO_TYPE_READ;
567 	g_enqueue_mock = g_dequeue_mock = ut_rte_crypto_op_bulk_alloc = 1;
568 
569 	vbdev_crypto_submit_request(g_io_ch, g_bdev_io);
570 	CU_ASSERT(g_bdev_io->internal.status == SPDK_BDEV_IO_STATUS_SUCCESS);
571 	CU_ASSERT(g_io_ctx->cryop_cnt_remaining == 1);
572 	CU_ASSERT(g_test_crypto_ops[0]->sym->m_src->buf_addr == &test_simple_read);
573 	CU_ASSERT(g_test_crypto_ops[0]->sym->m_src->data_len == 512);
574 	CU_ASSERT(g_test_crypto_ops[0]->sym->m_src->next == NULL);
575 	CU_ASSERT(g_test_crypto_ops[0]->sym->cipher.data.length == 512);
576 	CU_ASSERT(g_test_crypto_ops[0]->sym->cipher.data.offset == 0);
577 	CU_ASSERT(*RTE_MBUF_DYNFIELD(g_test_crypto_ops[0]->sym->m_src, g_mbuf_offset,
578 				     uint64_t *) == (uint64_t)g_bdev_io);
579 	CU_ASSERT(g_test_crypto_ops[0]->sym->m_dst == NULL);
580 
581 	rte_pktmbuf_free(g_test_crypto_ops[0]->sym->m_src);
582 }
583 
584 static void
585 test_large_rw(void)
586 {
587 	unsigned block_len = 512;
588 	unsigned num_blocks = CRYPTO_MAX_IO / block_len;
589 	unsigned io_len = block_len * num_blocks;
590 	unsigned i;
591 
592 	/* Multi block size read, multi-element */
593 	g_bdev_io->internal.status = SPDK_BDEV_IO_STATUS_SUCCESS;
594 	g_bdev_io->u.bdev.iovcnt = 1;
595 	g_bdev_io->u.bdev.num_blocks = num_blocks;
596 	g_bdev_io->u.bdev.iovs[0].iov_len = io_len;
597 	g_bdev_io->u.bdev.iovs[0].iov_base = &test_large_rw;
598 	g_crypto_bdev.crypto_bdev.blocklen = block_len;
599 	g_bdev_io->type = SPDK_BDEV_IO_TYPE_READ;
600 	g_enqueue_mock = g_dequeue_mock = ut_rte_crypto_op_bulk_alloc = num_blocks;
601 
602 	vbdev_crypto_submit_request(g_io_ch, g_bdev_io);
603 	CU_ASSERT(g_bdev_io->internal.status == SPDK_BDEV_IO_STATUS_SUCCESS);
604 	CU_ASSERT(g_io_ctx->cryop_cnt_remaining == (int)num_blocks);
605 
606 	for (i = 0; i < num_blocks; i++) {
607 		CU_ASSERT(g_test_crypto_ops[i]->sym->m_src->buf_addr == &test_large_rw + (i * block_len));
608 		CU_ASSERT(g_test_crypto_ops[i]->sym->m_src->data_len == block_len);
609 		CU_ASSERT(g_test_crypto_ops[i]->sym->m_src->next == NULL);
610 		CU_ASSERT(g_test_crypto_ops[i]->sym->cipher.data.length == block_len);
611 		CU_ASSERT(g_test_crypto_ops[i]->sym->cipher.data.offset == 0);
612 		CU_ASSERT(*RTE_MBUF_DYNFIELD(g_test_crypto_ops[i]->sym->m_src, g_mbuf_offset,
613 					     uint64_t *) == (uint64_t)g_bdev_io);
614 		CU_ASSERT(g_test_crypto_ops[i]->sym->m_dst == NULL);
615 		rte_pktmbuf_free(g_test_crypto_ops[i]->sym->m_src);
616 	}
617 
618 	/* Multi block size write, multi-element */
619 	g_bdev_io->internal.status = SPDK_BDEV_IO_STATUS_SUCCESS;
620 	g_bdev_io->u.bdev.iovcnt = 1;
621 	g_bdev_io->u.bdev.num_blocks = num_blocks;
622 	g_bdev_io->u.bdev.iovs[0].iov_len = io_len;
623 	g_bdev_io->u.bdev.iovs[0].iov_base = &test_large_rw;
624 	g_crypto_bdev.crypto_bdev.blocklen = block_len;
625 	g_bdev_io->type = SPDK_BDEV_IO_TYPE_WRITE;
626 	g_enqueue_mock = g_dequeue_mock = ut_rte_crypto_op_bulk_alloc = num_blocks;
627 
628 	vbdev_crypto_submit_request(g_io_ch, g_bdev_io);
629 	CU_ASSERT(g_bdev_io->internal.status == SPDK_BDEV_IO_STATUS_SUCCESS);
630 	CU_ASSERT(g_io_ctx->cryop_cnt_remaining == (int)num_blocks);
631 
632 	for (i = 0; i < num_blocks; i++) {
633 		CU_ASSERT(g_test_crypto_ops[i]->sym->m_src->buf_addr == &test_large_rw + (i * block_len));
634 		CU_ASSERT(g_test_crypto_ops[i]->sym->m_src->data_len == block_len);
635 		CU_ASSERT(g_test_crypto_ops[i]->sym->m_src->next == NULL);
636 		CU_ASSERT(g_test_crypto_ops[i]->sym->cipher.data.length == block_len);
637 		CU_ASSERT(g_test_crypto_ops[i]->sym->cipher.data.offset == 0);
638 		CU_ASSERT(*RTE_MBUF_DYNFIELD(g_test_crypto_ops[i]->sym->m_src, g_mbuf_offset,
639 					     uint64_t *) == (uint64_t)g_bdev_io);
640 		CU_ASSERT(g_io_ctx->aux_buf_iov.iov_len == io_len);
641 		CU_ASSERT(g_io_ctx->aux_buf_iov.iov_base != NULL);
642 		CU_ASSERT(g_io_ctx->aux_offset_blocks == 0);
643 		CU_ASSERT(g_io_ctx->aux_num_blocks == num_blocks);
644 		CU_ASSERT(g_test_crypto_ops[i]->sym->m_dst->buf_addr != NULL);
645 		CU_ASSERT(g_test_crypto_ops[i]->sym->m_dst->data_len == block_len);
646 		rte_pktmbuf_free(g_test_crypto_ops[i]->sym->m_src);
647 		rte_pktmbuf_free(g_test_crypto_ops[i]->sym->m_dst);
648 	}
649 }
650 
651 static void
652 test_dev_full(void)
653 {
654 	struct vbdev_crypto_op *queued_op;
655 	struct rte_crypto_sym_op *sym_op;
656 	struct crypto_bdev_io *io_ctx;
657 
658 	/* Two element block size read */
659 	g_bdev_io->internal.status = SPDK_BDEV_IO_STATUS_SUCCESS;
660 	g_bdev_io->u.bdev.iovcnt = 1;
661 	g_bdev_io->u.bdev.num_blocks = 2;
662 	g_bdev_io->u.bdev.iovs[0].iov_len = 512;
663 	g_bdev_io->u.bdev.iovs[0].iov_base = (void *)0xDEADBEEF;
664 	g_bdev_io->u.bdev.iovs[1].iov_len = 512;
665 	g_bdev_io->u.bdev.iovs[1].iov_base = (void *)0xFEEDBEEF;
666 	g_crypto_bdev.crypto_bdev.blocklen = 512;
667 	g_bdev_io->type = SPDK_BDEV_IO_TYPE_READ;
668 	g_enqueue_mock = g_dequeue_mock = 1;
669 	ut_rte_crypto_op_bulk_alloc = 2;
670 
671 	g_test_crypto_ops[1]->status = RTE_CRYPTO_OP_STATUS_NOT_PROCESSED;
672 	CU_ASSERT(TAILQ_EMPTY(&g_crypto_ch->queued_cry_ops) == true);
673 
674 	vbdev_crypto_submit_request(g_io_ch, g_bdev_io);
675 	CU_ASSERT(g_bdev_io->internal.status == SPDK_BDEV_IO_STATUS_SUCCESS);
676 	CU_ASSERT(g_io_ctx->cryop_cnt_remaining == 2);
677 	sym_op = g_test_crypto_ops[0]->sym;
678 	CU_ASSERT(sym_op->m_src->buf_addr == (void *)0xDEADBEEF);
679 	CU_ASSERT(sym_op->m_src->data_len == 512);
680 	CU_ASSERT(sym_op->m_src->next == NULL);
681 	CU_ASSERT(sym_op->cipher.data.length == 512);
682 	CU_ASSERT(sym_op->cipher.data.offset == 0);
683 	CU_ASSERT(*RTE_MBUF_DYNFIELD(sym_op->m_src, g_mbuf_offset, uint64_t *) == (uint64_t)g_bdev_io);
684 	CU_ASSERT(sym_op->m_dst == NULL);
685 
686 	/* make sure one got queued and confirm its values */
687 	CU_ASSERT(TAILQ_EMPTY(&g_crypto_ch->queued_cry_ops) == false);
688 	queued_op = TAILQ_FIRST(&g_crypto_ch->queued_cry_ops);
689 	sym_op = queued_op->crypto_op->sym;
690 	TAILQ_REMOVE(&g_crypto_ch->queued_cry_ops, queued_op, link);
691 	CU_ASSERT(queued_op->bdev_io == g_bdev_io);
692 	CU_ASSERT(queued_op->crypto_op == g_test_crypto_ops[1]);
693 	CU_ASSERT(sym_op->m_src->buf_addr == (void *)0xFEEDBEEF);
694 	CU_ASSERT(sym_op->m_src->data_len == 512);
695 	CU_ASSERT(sym_op->m_src->next == NULL);
696 	CU_ASSERT(sym_op->cipher.data.length == 512);
697 	CU_ASSERT(sym_op->cipher.data.offset == 0);
698 	CU_ASSERT(*RTE_MBUF_DYNFIELD(sym_op->m_src, g_mbuf_offset, uint64_t *) == (uint64_t)g_bdev_io);
699 	CU_ASSERT(sym_op->m_dst == NULL);
700 	CU_ASSERT(TAILQ_EMPTY(&g_crypto_ch->queued_cry_ops) == true);
701 	rte_pktmbuf_free(g_test_crypto_ops[0]->sym->m_src);
702 	rte_pktmbuf_free(g_test_crypto_ops[1]->sym->m_src);
703 
704 	/* Non-busy reason for enqueue failure, all were rejected. */
705 	g_enqueue_mock = 0;
706 	g_test_crypto_ops[0]->status = RTE_CRYPTO_OP_STATUS_ERROR;
707 	vbdev_crypto_submit_request(g_io_ch, g_bdev_io);
708 	io_ctx = (struct crypto_bdev_io *)g_bdev_io->driver_ctx;
709 	CU_ASSERT(io_ctx->bdev_io_status == SPDK_BDEV_IO_STATUS_FAILED);
710 }
711 
712 static void
713 test_crazy_rw(void)
714 {
715 	unsigned block_len = 512;
716 	int num_blocks = 4;
717 	int i;
718 
719 	/* Multi block size read, single element, strange IOV makeup */
720 	g_bdev_io->internal.status = SPDK_BDEV_IO_STATUS_SUCCESS;
721 	g_bdev_io->u.bdev.iovcnt = 3;
722 	g_bdev_io->u.bdev.num_blocks = num_blocks;
723 	g_bdev_io->u.bdev.iovs[0].iov_len = 512;
724 	g_bdev_io->u.bdev.iovs[0].iov_base = &test_crazy_rw;
725 	g_bdev_io->u.bdev.iovs[1].iov_len = 1024;
726 	g_bdev_io->u.bdev.iovs[1].iov_base = &test_crazy_rw + 512;
727 	g_bdev_io->u.bdev.iovs[2].iov_len = 512;
728 	g_bdev_io->u.bdev.iovs[2].iov_base = &test_crazy_rw + 512 + 1024;
729 
730 	g_crypto_bdev.crypto_bdev.blocklen = block_len;
731 	g_bdev_io->type = SPDK_BDEV_IO_TYPE_READ;
732 	g_enqueue_mock = g_dequeue_mock = ut_rte_crypto_op_bulk_alloc = num_blocks;
733 
734 	vbdev_crypto_submit_request(g_io_ch, g_bdev_io);
735 	CU_ASSERT(g_bdev_io->internal.status == SPDK_BDEV_IO_STATUS_SUCCESS);
736 	CU_ASSERT(g_io_ctx->cryop_cnt_remaining == num_blocks);
737 
738 	for (i = 0; i < num_blocks; i++) {
739 		CU_ASSERT(g_test_crypto_ops[i]->sym->m_src->buf_addr == &test_crazy_rw + (i * block_len));
740 		CU_ASSERT(g_test_crypto_ops[i]->sym->m_src->data_len == block_len);
741 		CU_ASSERT(g_test_crypto_ops[i]->sym->m_src->next == NULL);
742 		CU_ASSERT(g_test_crypto_ops[i]->sym->cipher.data.length == block_len);
743 		CU_ASSERT(g_test_crypto_ops[i]->sym->cipher.data.offset == 0);
744 		CU_ASSERT(*RTE_MBUF_DYNFIELD(g_test_crypto_ops[i]->sym->m_src, g_mbuf_offset,
745 					     uint64_t *) == (uint64_t)g_bdev_io);
746 		CU_ASSERT(g_test_crypto_ops[i]->sym->m_src == g_test_crypto_ops[i]->sym->m_src);
747 		CU_ASSERT(g_test_crypto_ops[i]->sym->m_dst == NULL);
748 		rte_pktmbuf_free(g_test_crypto_ops[i]->sym->m_src);
749 	}
750 
751 	/* Multi block size write, single element strange IOV makeup */
752 	num_blocks = 8;
753 	g_bdev_io->internal.status = SPDK_BDEV_IO_STATUS_SUCCESS;
754 	g_bdev_io->u.bdev.iovcnt = 4;
755 	g_bdev_io->u.bdev.num_blocks = num_blocks;
756 	g_bdev_io->u.bdev.iovs[0].iov_len = 2048;
757 	g_bdev_io->u.bdev.iovs[0].iov_base = &test_crazy_rw;
758 	g_bdev_io->u.bdev.iovs[1].iov_len = 512;
759 	g_bdev_io->u.bdev.iovs[1].iov_base = &test_crazy_rw + 2048;
760 	g_bdev_io->u.bdev.iovs[2].iov_len = 512;
761 	g_bdev_io->u.bdev.iovs[2].iov_base = &test_crazy_rw + 2048 + 512;
762 	g_bdev_io->u.bdev.iovs[3].iov_len = 1024;
763 	g_bdev_io->u.bdev.iovs[3].iov_base = &test_crazy_rw + 2048 + 512 + 512;
764 
765 	g_crypto_bdev.crypto_bdev.blocklen = block_len;
766 	g_bdev_io->type = SPDK_BDEV_IO_TYPE_WRITE;
767 	g_enqueue_mock = g_dequeue_mock = ut_rte_crypto_op_bulk_alloc = num_blocks;
768 
769 	vbdev_crypto_submit_request(g_io_ch, g_bdev_io);
770 	CU_ASSERT(g_bdev_io->internal.status == SPDK_BDEV_IO_STATUS_SUCCESS);
771 	CU_ASSERT(g_io_ctx->cryop_cnt_remaining == num_blocks);
772 
773 	for (i = 0; i < num_blocks; i++) {
774 		CU_ASSERT(g_test_crypto_ops[i]->sym->m_src->buf_addr == &test_crazy_rw + (i * block_len));
775 		CU_ASSERT(g_test_crypto_ops[i]->sym->m_src->data_len == block_len);
776 		CU_ASSERT(g_test_crypto_ops[i]->sym->m_src->next == NULL);
777 		CU_ASSERT(g_test_crypto_ops[i]->sym->cipher.data.length == block_len);
778 		CU_ASSERT(g_test_crypto_ops[i]->sym->cipher.data.offset == 0);
779 		CU_ASSERT(*RTE_MBUF_DYNFIELD(g_test_crypto_ops[i]->sym->m_src, g_mbuf_offset,
780 					     uint64_t *) == (uint64_t)g_bdev_io);
781 		CU_ASSERT(g_test_crypto_ops[i]->sym->m_src == g_test_crypto_ops[i]->sym->m_src);
782 		CU_ASSERT(g_test_crypto_ops[i]->sym->m_dst == g_test_crypto_ops[i]->sym->m_dst);
783 		rte_pktmbuf_free(g_test_crypto_ops[i]->sym->m_src);
784 		rte_pktmbuf_free(g_test_crypto_ops[i]->sym->m_dst);
785 	}
786 }
787 
788 static void
789 test_passthru(void)
790 {
791 	/* Make sure these follow our completion callback, test success & fail. */
792 	g_bdev_io->type = SPDK_BDEV_IO_TYPE_UNMAP;
793 	MOCK_SET(spdk_bdev_unmap_blocks, 0);
794 	vbdev_crypto_submit_request(g_io_ch, g_bdev_io);
795 	CU_ASSERT(g_bdev_io->internal.status == SPDK_BDEV_IO_STATUS_SUCCESS);
796 	MOCK_SET(spdk_bdev_unmap_blocks, -1);
797 	vbdev_crypto_submit_request(g_io_ch, g_bdev_io);
798 	CU_ASSERT(g_bdev_io->internal.status == SPDK_BDEV_IO_STATUS_FAILED);
799 	MOCK_CLEAR(spdk_bdev_unmap_blocks);
800 
801 	g_bdev_io->type = SPDK_BDEV_IO_TYPE_FLUSH;
802 	MOCK_SET(spdk_bdev_flush_blocks, 0);
803 	vbdev_crypto_submit_request(g_io_ch, g_bdev_io);
804 	CU_ASSERT(g_bdev_io->internal.status == SPDK_BDEV_IO_STATUS_SUCCESS);
805 	MOCK_SET(spdk_bdev_flush_blocks, -1);
806 	vbdev_crypto_submit_request(g_io_ch, g_bdev_io);
807 	CU_ASSERT(g_bdev_io->internal.status == SPDK_BDEV_IO_STATUS_FAILED);
808 	MOCK_CLEAR(spdk_bdev_flush_blocks);
809 
810 	/* We should never get a WZ command, we report that we don't support it. */
811 	g_bdev_io->type = SPDK_BDEV_IO_TYPE_WRITE_ZEROES;
812 	vbdev_crypto_submit_request(g_io_ch, g_bdev_io);
813 	CU_ASSERT(g_bdev_io->internal.status == SPDK_BDEV_IO_STATUS_FAILED);
814 }
815 
816 static void
817 test_reset(void)
818 {
819 	/* TODO: There are a few different ways to do this given that
820 	 * the code uses spdk_for_each_channel() to implement reset
821 	 * handling. Submitting w/o UT for this function for now and
822 	 * will follow up with something shortly.
823 	 */
824 }
825 
826 static void
827 init_cleanup(void)
828 {
829 	if (g_crypto_op_mp) {
830 		rte_mempool_free(g_crypto_op_mp);
831 		g_crypto_op_mp = NULL;
832 	}
833 	if (g_mbuf_mp) {
834 		rte_mempool_free(g_mbuf_mp);
835 		g_mbuf_mp = NULL;
836 	}
837 	if (g_session_mp) {
838 		rte_mempool_free(g_session_mp);
839 		g_session_mp = NULL;
840 	}
841 	if (g_session_mp_priv != NULL) {
842 		/* g_session_mp_priv may or may not be set depending on the DPDK version */
843 		rte_mempool_free(g_session_mp_priv);
844 		g_session_mp_priv = NULL;
845 	}
846 }
847 
848 static void
849 test_initdrivers(void)
850 {
851 	int rc;
852 	static struct rte_mempool *orig_mbuf_mp;
853 	static struct rte_mempool *orig_session_mp;
854 	static struct rte_mempool *orig_session_mp_priv;
855 
856 	/* These tests will alloc and free our g_mbuf_mp
857 	 * so save that off here and restore it after each test is over.
858 	 */
859 	orig_mbuf_mp = g_mbuf_mp;
860 	orig_session_mp = g_session_mp;
861 	orig_session_mp_priv = g_session_mp_priv;
862 
863 	g_session_mp_priv = NULL;
864 	g_session_mp = NULL;
865 	g_mbuf_mp = NULL;
866 
867 	/* No drivers available, not an error though */
868 	MOCK_SET(rte_cryptodev_count, 0);
869 	rc = vbdev_crypto_init_crypto_drivers();
870 	CU_ASSERT(rc == 0);
871 	CU_ASSERT(g_mbuf_mp == NULL);
872 	CU_ASSERT(g_session_mp == NULL);
873 	CU_ASSERT(g_session_mp_priv == NULL);
874 
875 	/* Can't create session pool. */
876 	MOCK_SET(rte_cryptodev_count, 2);
877 	MOCK_SET(spdk_mempool_create, NULL);
878 	rc = vbdev_crypto_init_crypto_drivers();
879 	CU_ASSERT(rc == -ENOMEM);
880 	CU_ASSERT(g_mbuf_mp == NULL);
881 	CU_ASSERT(g_session_mp == NULL);
882 	CU_ASSERT(g_session_mp_priv == NULL);
883 	MOCK_CLEAR(spdk_mempool_create);
884 
885 	/* Can't create op pool. */
886 	MOCK_SET(rte_crypto_op_pool_create, NULL);
887 	rc = vbdev_crypto_init_crypto_drivers();
888 	CU_ASSERT(rc == -ENOMEM);
889 	CU_ASSERT(g_mbuf_mp == NULL);
890 	CU_ASSERT(g_session_mp == NULL);
891 	CU_ASSERT(g_session_mp_priv == NULL);
892 	MOCK_CLEAR(rte_crypto_op_pool_create);
893 
894 	/* Check resources are not sufficient */
895 	MOCK_CLEARED_ASSERT(spdk_mempool_create);
896 	rc = vbdev_crypto_init_crypto_drivers();
897 	CU_ASSERT(rc == -EINVAL);
898 
899 	/* Test crypto dev configure failure. */
900 	MOCK_SET(rte_cryptodev_device_count_by_driver, 2);
901 	MOCK_SET(rte_cryptodev_info_get, MOCK_INFO_GET_1QP_AESNI);
902 	MOCK_SET(rte_cryptodev_configure, -1);
903 	MOCK_CLEARED_ASSERT(spdk_mempool_create);
904 	rc = vbdev_crypto_init_crypto_drivers();
905 	MOCK_SET(rte_cryptodev_configure, 0);
906 	CU_ASSERT(g_mbuf_mp == NULL);
907 	CU_ASSERT(g_session_mp == NULL);
908 	CU_ASSERT(g_session_mp_priv == NULL);
909 	CU_ASSERT(rc == -EINVAL);
910 
911 	/* Test failure of qp setup. */
912 	MOCK_SET(rte_cryptodev_queue_pair_setup, -1);
913 	MOCK_CLEARED_ASSERT(spdk_mempool_create);
914 	rc = vbdev_crypto_init_crypto_drivers();
915 	CU_ASSERT(rc == -EINVAL);
916 	CU_ASSERT(g_mbuf_mp == NULL);
917 	CU_ASSERT(g_session_mp == NULL);
918 	CU_ASSERT(g_session_mp_priv == NULL);
919 	MOCK_SET(rte_cryptodev_queue_pair_setup, 0);
920 
921 	/* Test failure of dev start. */
922 	MOCK_SET(rte_cryptodev_start, -1);
923 	MOCK_CLEARED_ASSERT(spdk_mempool_create);
924 	rc = vbdev_crypto_init_crypto_drivers();
925 	CU_ASSERT(rc == -EINVAL);
926 	CU_ASSERT(g_mbuf_mp == NULL);
927 	CU_ASSERT(g_session_mp == NULL);
928 	CU_ASSERT(g_session_mp_priv == NULL);
929 	MOCK_SET(rte_cryptodev_start, 0);
930 
931 	/* Test bogus PMD */
932 	MOCK_CLEARED_ASSERT(spdk_mempool_create);
933 	MOCK_SET(rte_cryptodev_info_get, MOCK_INFO_GET_1QP_BOGUS_PMD);
934 	rc = vbdev_crypto_init_crypto_drivers();
935 	CU_ASSERT(g_mbuf_mp == NULL);
936 	CU_ASSERT(g_session_mp == NULL);
937 	CU_ASSERT(rc == -EINVAL);
938 
939 	/* Test happy path QAT. */
940 	MOCK_CLEARED_ASSERT(spdk_mempool_create);
941 	MOCK_SET(rte_cryptodev_info_get, MOCK_INFO_GET_1QP_QAT);
942 	rc = vbdev_crypto_init_crypto_drivers();
943 	CU_ASSERT(g_mbuf_mp != NULL);
944 	CU_ASSERT(g_session_mp != NULL);
945 	init_cleanup();
946 	CU_ASSERT(rc == 0);
947 
948 	/* Test happy path AESNI. */
949 	MOCK_CLEARED_ASSERT(spdk_mempool_create);
950 	MOCK_SET(rte_cryptodev_info_get, MOCK_INFO_GET_1QP_AESNI);
951 	rc = vbdev_crypto_init_crypto_drivers();
952 	CU_ASSERT(g_mbuf_offset == DPDK_DYNFIELD_OFFSET);
953 	init_cleanup();
954 	CU_ASSERT(rc == 0);
955 
956 	/* Test happy path MLX5. */
957 	MOCK_CLEARED_ASSERT(spdk_mempool_create);
958 	MOCK_SET(rte_cryptodev_info_get, MOCK_INFO_GET_1QP_MLX5);
959 	rc = vbdev_crypto_init_crypto_drivers();
960 	CU_ASSERT(g_mbuf_offset == DPDK_DYNFIELD_OFFSET);
961 	init_cleanup();
962 	CU_ASSERT(rc == 0);
963 
964 	/* Test failure of DPDK dev init. By now it is not longer an error
965 	 * situation for entire crypto framework. */
966 	MOCK_SET(rte_cryptodev_count, 2);
967 	MOCK_SET(rte_cryptodev_device_count_by_driver, 2);
968 	MOCK_SET(rte_vdev_init, -1);
969 	MOCK_CLEARED_ASSERT(spdk_mempool_create);
970 	MOCK_SET(rte_cryptodev_info_get, MOCK_INFO_GET_1QP_QAT);
971 	rc = vbdev_crypto_init_crypto_drivers();
972 	CU_ASSERT(rc == 0);
973 	CU_ASSERT(g_mbuf_mp != NULL);
974 	CU_ASSERT(g_session_mp != NULL);
975 #if RTE_VERSION < RTE_VERSION_NUM(22, 11, 0, 0)
976 	CU_ASSERT(g_session_mp_priv != NULL);
977 #endif
978 	init_cleanup();
979 	MOCK_SET(rte_vdev_init, 0);
980 	MOCK_CLEAR(rte_cryptodev_device_count_by_driver);
981 
982 	/* restore our initial values. */
983 	g_mbuf_mp = orig_mbuf_mp;
984 	g_session_mp = orig_session_mp;
985 	g_session_mp_priv = orig_session_mp_priv;
986 }
987 
988 static void
989 test_crypto_op_complete(void)
990 {
991 	/* Make sure completion code respects failure. */
992 	g_bdev_io->internal.status = SPDK_BDEV_IO_STATUS_FAILED;
993 	g_completion_called = false;
994 	_crypto_operation_complete(g_bdev_io);
995 	CU_ASSERT(g_bdev_io->internal.status == SPDK_BDEV_IO_STATUS_FAILED);
996 	CU_ASSERT(g_completion_called == true);
997 
998 	/* Test read completion. */
999 	g_bdev_io->internal.status = SPDK_BDEV_IO_STATUS_SUCCESS;
1000 	g_bdev_io->type = SPDK_BDEV_IO_TYPE_READ;
1001 	g_completion_called = false;
1002 	_crypto_operation_complete(g_bdev_io);
1003 	CU_ASSERT(g_bdev_io->internal.status == SPDK_BDEV_IO_STATUS_SUCCESS);
1004 	CU_ASSERT(g_completion_called == true);
1005 
1006 	/* Test write completion success. */
1007 	g_bdev_io->internal.status = SPDK_BDEV_IO_STATUS_SUCCESS;
1008 	g_bdev_io->type = SPDK_BDEV_IO_TYPE_WRITE;
1009 	g_completion_called = false;
1010 	MOCK_SET(spdk_bdev_writev_blocks, 0);
1011 	_crypto_operation_complete(g_bdev_io);
1012 	CU_ASSERT(g_bdev_io->internal.status == SPDK_BDEV_IO_STATUS_SUCCESS);
1013 	CU_ASSERT(g_completion_called == true);
1014 
1015 	/* Test write completion failed. */
1016 	g_bdev_io->internal.status = SPDK_BDEV_IO_STATUS_SUCCESS;
1017 	g_bdev_io->type = SPDK_BDEV_IO_TYPE_WRITE;
1018 	g_completion_called = false;
1019 	MOCK_SET(spdk_bdev_writev_blocks, -1);
1020 	_crypto_operation_complete(g_bdev_io);
1021 	CU_ASSERT(g_bdev_io->internal.status == SPDK_BDEV_IO_STATUS_FAILED);
1022 	CU_ASSERT(g_completion_called == true);
1023 
1024 	/* Test bogus type for this completion. */
1025 	g_bdev_io->internal.status = SPDK_BDEV_IO_STATUS_SUCCESS;
1026 	g_bdev_io->type = SPDK_BDEV_IO_TYPE_RESET;
1027 	g_completion_called = false;
1028 	_crypto_operation_complete(g_bdev_io);
1029 	CU_ASSERT(g_bdev_io->internal.status == SPDK_BDEV_IO_STATUS_FAILED);
1030 	CU_ASSERT(g_completion_called == true);
1031 }
1032 
1033 static void
1034 test_supported_io(void)
1035 {
1036 	void *ctx = NULL;
1037 	bool rc = true;
1038 
1039 	/* Make sure we always report false to WZ, we need the bdev layer to
1040 	 * send real 0's so we can encrypt/decrypt them.
1041 	 */
1042 	rc = vbdev_crypto_io_type_supported(ctx, SPDK_BDEV_IO_TYPE_WRITE_ZEROES);
1043 	CU_ASSERT(rc == false);
1044 }
1045 
1046 static void
1047 test_poller(void)
1048 {
1049 	int rc;
1050 	struct rte_mbuf *src_mbufs[2];
1051 	struct vbdev_crypto_op *op_to_resubmit;
1052 
1053 	/* test regular 1 op to dequeue and complete */
1054 	g_dequeue_mock = g_enqueue_mock = 1;
1055 	rte_pktmbuf_alloc_bulk(g_mbuf_mp, src_mbufs, 1);
1056 	g_test_crypto_ops[0]->sym->m_src = src_mbufs[0];
1057 	*RTE_MBUF_DYNFIELD(g_test_crypto_ops[0]->sym->m_src, g_mbuf_offset,
1058 			   uint64_t *) = (uintptr_t)g_bdev_io;
1059 	g_test_crypto_ops[0]->sym->m_dst = NULL;
1060 	g_io_ctx->cryop_cnt_remaining = 1;
1061 	g_bdev_io->type = SPDK_BDEV_IO_TYPE_READ;
1062 	rc = crypto_dev_poller(g_crypto_ch);
1063 	CU_ASSERT(rc == 1);
1064 
1065 	/* We have nothing dequeued but have some to resubmit */
1066 	g_dequeue_mock = 0;
1067 	CU_ASSERT(TAILQ_EMPTY(&g_crypto_ch->queued_cry_ops) == true);
1068 
1069 	/* add an op to the queued list. */
1070 	g_resubmit_test = true;
1071 	op_to_resubmit = (struct vbdev_crypto_op *)((uint8_t *)g_test_crypto_ops[0] + QUEUED_OP_OFFSET);
1072 	op_to_resubmit->crypto_op = (void *)0xDEADBEEF;
1073 	op_to_resubmit->bdev_io = g_bdev_io;
1074 	TAILQ_INSERT_TAIL(&g_crypto_ch->queued_cry_ops,
1075 			  op_to_resubmit,
1076 			  link);
1077 	CU_ASSERT(TAILQ_EMPTY(&g_crypto_ch->queued_cry_ops) == false);
1078 	rc = crypto_dev_poller(g_crypto_ch);
1079 	g_resubmit_test = false;
1080 	CU_ASSERT(rc == 0);
1081 	CU_ASSERT(TAILQ_EMPTY(&g_crypto_ch->queued_cry_ops) == true);
1082 
1083 	/* 2 to dequeue but 2nd one failed */
1084 	g_dequeue_mock = g_enqueue_mock = 2;
1085 	g_io_ctx->cryop_cnt_remaining = 2;
1086 	rte_pktmbuf_alloc_bulk(g_mbuf_mp, src_mbufs, 2);
1087 	g_test_crypto_ops[0]->sym->m_src = src_mbufs[0];
1088 	*RTE_MBUF_DYNFIELD(g_test_crypto_ops[0]->sym->m_src, g_mbuf_offset,
1089 			   uint64_t *) = (uint64_t)g_bdev_io;
1090 	g_test_crypto_ops[0]->sym->m_dst = NULL;
1091 	g_test_crypto_ops[0]->status =  RTE_CRYPTO_OP_STATUS_SUCCESS;
1092 	g_test_crypto_ops[1]->sym->m_src = src_mbufs[1];
1093 	*RTE_MBUF_DYNFIELD(g_test_crypto_ops[1]->sym->m_src, g_mbuf_offset,
1094 			   uint64_t *) = (uint64_t)g_bdev_io;
1095 	g_test_crypto_ops[1]->sym->m_dst = NULL;
1096 	g_test_crypto_ops[1]->status = RTE_CRYPTO_OP_STATUS_NOT_PROCESSED;
1097 	g_bdev_io->internal.status = SPDK_BDEV_IO_STATUS_SUCCESS;
1098 	rc = crypto_dev_poller(g_crypto_ch);
1099 	CU_ASSERT(g_bdev_io->internal.status == SPDK_BDEV_IO_STATUS_FAILED);
1100 	CU_ASSERT(rc == 2);
1101 }
1102 
1103 /* Helper function for test_assign_device_qp() */
1104 static void
1105 _clear_device_qp_lists(void)
1106 {
1107 	struct device_qp *device_qp = NULL;
1108 
1109 	while (!TAILQ_EMPTY(&g_device_qp_qat)) {
1110 		device_qp = TAILQ_FIRST(&g_device_qp_qat);
1111 		TAILQ_REMOVE(&g_device_qp_qat, device_qp, link);
1112 		free(device_qp);
1113 
1114 	}
1115 	CU_ASSERT(TAILQ_EMPTY(&g_device_qp_qat) == true);
1116 	while (!TAILQ_EMPTY(&g_device_qp_aesni_mb)) {
1117 		device_qp = TAILQ_FIRST(&g_device_qp_aesni_mb);
1118 		TAILQ_REMOVE(&g_device_qp_aesni_mb, device_qp, link);
1119 		free(device_qp);
1120 	}
1121 	CU_ASSERT(TAILQ_EMPTY(&g_device_qp_aesni_mb) == true);
1122 	while (!TAILQ_EMPTY(&g_device_qp_mlx5)) {
1123 		device_qp = TAILQ_FIRST(&g_device_qp_mlx5);
1124 		TAILQ_REMOVE(&g_device_qp_mlx5, device_qp, link);
1125 		free(device_qp);
1126 	}
1127 	CU_ASSERT(TAILQ_EMPTY(&g_device_qp_mlx5) == true);
1128 }
1129 
1130 /* Helper function for test_assign_device_qp() */
1131 static void
1132 _check_expected_values(struct vbdev_crypto *crypto_bdev, struct device_qp *device_qp,
1133 		       struct crypto_io_channel *crypto_ch, uint8_t expected_index,
1134 		       uint8_t current_index)
1135 {
1136 	_assign_device_qp(&g_crypto_bdev, device_qp, g_crypto_ch);
1137 	CU_ASSERT(g_crypto_ch->device_qp->index == expected_index);
1138 	CU_ASSERT(g_next_qat_index == current_index);
1139 }
1140 
1141 static void
1142 test_assign_device_qp(void)
1143 {
1144 	struct device_qp *device_qp = NULL;
1145 	int i;
1146 
1147 	/* start with a known state, clear the device/qp lists */
1148 	_clear_device_qp_lists();
1149 
1150 	/* make sure that one AESNI_MB qp is found */
1151 	device_qp = calloc(1, sizeof(struct device_qp));
1152 	TAILQ_INSERT_TAIL(&g_device_qp_aesni_mb, device_qp, link);
1153 	g_crypto_ch->device_qp = NULL;
1154 	g_crypto_bdev.opts->drv_name = AESNI_MB;
1155 	_assign_device_qp(&g_crypto_bdev, device_qp, g_crypto_ch);
1156 	CU_ASSERT(g_crypto_ch->device_qp != NULL);
1157 
1158 	/* QAT testing is more complex as the code under test load balances by
1159 	 * assigning each subsequent device/qp to every QAT_VF_SPREAD modulo
1160 	 * g_qat_total_qp. For the current latest QAT we'll have 48 virtual functions
1161 	 * each with 2 qp so the "spread" between assignments is 32.
1162 	 */
1163 	g_qat_total_qp = 96;
1164 	for (i = 0; i < g_qat_total_qp; i++) {
1165 		device_qp = calloc(1, sizeof(struct device_qp));
1166 		device_qp->index = i;
1167 		TAILQ_INSERT_TAIL(&g_device_qp_qat, device_qp, link);
1168 	}
1169 	g_crypto_ch->device_qp = NULL;
1170 	g_crypto_bdev.opts->drv_name = QAT;
1171 
1172 	/* First assignment will assign to 0 and next at 32. */
1173 	_check_expected_values(&g_crypto_bdev, device_qp, g_crypto_ch,
1174 			       0, QAT_VF_SPREAD);
1175 
1176 	/* Second assignment will assign to 32 and next at 64. */
1177 	_check_expected_values(&g_crypto_bdev, device_qp, g_crypto_ch,
1178 			       QAT_VF_SPREAD, QAT_VF_SPREAD * 2);
1179 
1180 	/* Third assignment will assign to 64 and next at 0. */
1181 	_check_expected_values(&g_crypto_bdev, device_qp, g_crypto_ch,
1182 			       QAT_VF_SPREAD * 2, 0);
1183 
1184 	/* Fourth assignment will assign to 1 and next at 33. */
1185 	_check_expected_values(&g_crypto_bdev, device_qp, g_crypto_ch,
1186 			       1, QAT_VF_SPREAD + 1);
1187 
1188 	/* make sure that one MLX5 qp is found */
1189 	device_qp = calloc(1, sizeof(struct device_qp));
1190 	TAILQ_INSERT_TAIL(&g_device_qp_mlx5, device_qp, link);
1191 	g_crypto_ch->device_qp = NULL;
1192 	g_crypto_bdev.opts->drv_name = MLX5;
1193 	_assign_device_qp(&g_crypto_bdev, device_qp, g_crypto_ch);
1194 	CU_ASSERT(g_crypto_ch->device_qp == device_qp);
1195 
1196 	_clear_device_qp_lists();
1197 }
1198 
1199 int
1200 main(int argc, char **argv)
1201 {
1202 	CU_pSuite	suite = NULL;
1203 	unsigned int	num_failures;
1204 
1205 	CU_set_error_action(CUEA_ABORT);
1206 	CU_initialize_registry();
1207 
1208 	suite = CU_add_suite("crypto", test_setup, test_cleanup);
1209 	CU_ADD_TEST(suite, test_error_paths);
1210 	CU_ADD_TEST(suite, test_simple_write);
1211 	CU_ADD_TEST(suite, test_simple_read);
1212 	CU_ADD_TEST(suite, test_large_rw);
1213 	CU_ADD_TEST(suite, test_dev_full);
1214 	CU_ADD_TEST(suite, test_crazy_rw);
1215 	CU_ADD_TEST(suite, test_passthru);
1216 	CU_ADD_TEST(suite, test_initdrivers);
1217 	CU_ADD_TEST(suite, test_crypto_op_complete);
1218 	CU_ADD_TEST(suite, test_supported_io);
1219 	CU_ADD_TEST(suite, test_reset);
1220 	CU_ADD_TEST(suite, test_poller);
1221 	CU_ADD_TEST(suite, test_assign_device_qp);
1222 
1223 	CU_basic_set_mode(CU_BRM_VERBOSE);
1224 	CU_basic_run_tests();
1225 	num_failures = CU_get_number_of_failures();
1226 	CU_cleanup_registry();
1227 	return num_failures;
1228 }
1229