xref: /spdk/test/unit/lib/bdev/crypto.c/crypto_ut.c (revision bb488d2829a9b7863daab45917dd2174905cc0ae)
1 /*-
2  *   BSD LICENSE
3  *
4  *   Copyright (c) Intel Corporation.
5  *   All rights reserved.
6  *
7  *   Redistribution and use in source and binary forms, with or without
8  *   modification, are permitted provided that the following conditions
9  *   are met:
10  *
11  *     * Redistributions of source code must retain the above copyright
12  *       notice, this list of conditions and the following disclaimer.
13  *     * Redistributions in binary form must reproduce the above copyright
14  *       notice, this list of conditions and the following disclaimer in
15  *       the documentation and/or other materials provided with the
16  *       distribution.
17  *     * Neither the name of Intel Corporation nor the names of its
18  *       contributors may be used to endorse or promote products derived
19  *       from this software without specific prior written permission.
20  *
21  *   THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
22  *   "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
23  *   LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
24  *   A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
25  *   OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
26  *   SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
27  *   LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
28  *   DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
29  *   THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
30  *   (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
31  *   OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
32  */
33 
34 #include "spdk_cunit.h"
35 
36 #include "common/lib/test_env.c"
37 #include "spdk_internal/mock.h"
38 #include "unit/lib/json_mock.c"
39 
40 #include <rte_crypto.h>
41 #include <rte_cryptodev.h>
42 
43 #define MAX_TEST_BLOCKS 8192
44 struct rte_crypto_op *g_test_crypto_ops[MAX_TEST_BLOCKS];
45 struct rte_crypto_op *g_test_dev_full_ops[MAX_TEST_BLOCKS];
46 
47 uint16_t g_dequeue_mock;
48 uint16_t g_enqueue_mock;
49 unsigned ut_rte_crypto_op_bulk_alloc;
50 int ut_rte_crypto_op_attach_sym_session = 0;
51 int ut_rte_cryptodev_info_get = 0;
52 bool ut_rte_cryptodev_info_get_mocked = false;
53 
54 /* Those functions are defined as static inline in DPDK, so we can't
55  * mock them straight away. We use defines to redirect them into
56  * our custom functions.
57  */
58 #define rte_cryptodev_enqueue_burst mock_rte_cryptodev_enqueue_burst
59 static inline uint16_t
60 mock_rte_cryptodev_enqueue_burst(uint8_t dev_id, uint16_t qp_id,
61 				 struct rte_crypto_op **ops, uint16_t nb_ops)
62 {
63 	int i;
64 
65 	CU_ASSERT(nb_ops > 0);
66 
67 	for (i = 0; i < nb_ops; i++) {
68 		/* Use this empty (til now) array of pointers to store
69 		 * enqueued operations for assertion in dev_full test.
70 		 */
71 		g_test_dev_full_ops[i] = *ops++;
72 	}
73 
74 	return g_enqueue_mock;
75 }
76 
77 /* This is pretty ugly but in order to complete an IO via the
78  * poller in the submit path, we need to first call to this func
79  * to return the dequeued value and also decrement it.  On the subsequent
80  * call it needs to return 0 to indicate to the caller that there are
81  * no more IOs to drain.
82  */
83 int g_test_overflow = 0;
84 #define rte_cryptodev_dequeue_burst mock_rte_cryptodev_dequeue_burst
85 static inline uint16_t
86 mock_rte_cryptodev_dequeue_burst(uint8_t dev_id, uint16_t qp_id,
87 				 struct rte_crypto_op **ops, uint16_t nb_ops)
88 {
89 	CU_ASSERT(nb_ops > 0);
90 
91 	/* A crypto device can be full on enqueue, the driver is designed to drain
92 	 * the device at the time by calling the poller until it's empty, then
93 	 * submitting the remaining crypto ops.
94 	 */
95 	if (g_test_overflow) {
96 		if (g_dequeue_mock == 0) {
97 			return 0;
98 		}
99 		*ops = g_test_crypto_ops[g_enqueue_mock];
100 		(*ops)->status = RTE_CRYPTO_OP_STATUS_SUCCESS;
101 		g_dequeue_mock -= 1;
102 	}
103 	return (g_dequeue_mock + 1);
104 }
105 
106 /* Instead of allocating real memory, assign the allocations to our
107  * test array for assertion in tests.
108  */
109 #define rte_crypto_op_bulk_alloc mock_rte_crypto_op_bulk_alloc
110 static inline unsigned
111 mock_rte_crypto_op_bulk_alloc(struct rte_mempool *mempool,
112 			      enum rte_crypto_op_type type,
113 			      struct rte_crypto_op **ops, uint16_t nb_ops)
114 {
115 	int i;
116 
117 	for (i = 0; i < nb_ops; i++) {
118 		*ops++ = g_test_crypto_ops[i];
119 	}
120 	return ut_rte_crypto_op_bulk_alloc;
121 }
122 
123 #define rte_mempool_put_bulk mock_rte_mempool_put_bulk
124 static __rte_always_inline void
125 mock_rte_mempool_put_bulk(struct rte_mempool *mp, void *const *obj_table,
126 			  unsigned int n)
127 {
128 	return;
129 }
130 
131 #define rte_crypto_op_attach_sym_session mock_rte_crypto_op_attach_sym_session
132 static inline int
133 mock_rte_crypto_op_attach_sym_session(struct rte_crypto_op *op,
134 				      struct rte_cryptodev_sym_session *sess)
135 {
136 	return ut_rte_crypto_op_attach_sym_session;
137 }
138 
139 #include "bdev/crypto/vbdev_crypto.c"
140 
141 /* SPDK stubs */
142 DEFINE_STUB(spdk_conf_find_section, struct spdk_conf_section *,
143 	    (struct spdk_conf *cp, const char *name), NULL);
144 DEFINE_STUB(spdk_conf_section_get_nval, char *,
145 	    (struct spdk_conf_section *sp, const char *key, int idx), NULL);
146 DEFINE_STUB(spdk_conf_section_get_nmval, char *,
147 	    (struct spdk_conf_section *sp, const char *key, int idx1, int idx2), NULL);
148 DEFINE_STUB_V(spdk_bdev_module_list_add, (struct spdk_bdev_module *bdev_module));
149 DEFINE_STUB_V(spdk_bdev_free_io, (struct spdk_bdev_io *g_bdev_io));
150 DEFINE_STUB(spdk_bdev_io_type_supported, bool, (struct spdk_bdev *bdev,
151 		enum spdk_bdev_io_type io_type), 0);
152 DEFINE_STUB_V(spdk_bdev_module_release_bdev, (struct spdk_bdev *bdev));
153 DEFINE_STUB_V(spdk_bdev_close, (struct spdk_bdev_desc *desc));
154 DEFINE_STUB(spdk_bdev_get_name, const char *, (const struct spdk_bdev *bdev), 0);
155 DEFINE_STUB(spdk_bdev_get_buf_align, size_t, (const struct spdk_bdev *bdev), 0);
156 DEFINE_STUB(spdk_bdev_get_io_channel, struct spdk_io_channel *, (struct spdk_bdev_desc *desc), 0);
157 DEFINE_STUB_V(spdk_bdev_unregister, (struct spdk_bdev *bdev, spdk_bdev_unregister_cb cb_fn,
158 				     void *cb_arg));
159 DEFINE_STUB(spdk_bdev_open, int, (struct spdk_bdev *bdev, bool write,
160 				  spdk_bdev_remove_cb_t remove_cb,
161 				  void *remove_ctx, struct spdk_bdev_desc **_desc), 0);
162 DEFINE_STUB(spdk_bdev_module_claim_bdev, int, (struct spdk_bdev *bdev, struct spdk_bdev_desc *desc,
163 		struct spdk_bdev_module *module), 0);
164 DEFINE_STUB_V(spdk_bdev_module_examine_done, (struct spdk_bdev_module *module));
165 DEFINE_STUB(spdk_bdev_register, int, (struct spdk_bdev *vbdev), 0);
166 DEFINE_STUB(spdk_env_get_socket_id, uint32_t, (uint32_t core), 0);
167 
168 /* DPDK stubs */
169 DEFINE_STUB(rte_cryptodev_count, uint8_t, (void), 0);
170 DEFINE_STUB(rte_eal_get_configuration, struct rte_config *, (void), NULL);
171 DEFINE_STUB_V(rte_mempool_free, (struct rte_mempool *mp));
172 DEFINE_STUB(rte_mempool_create, struct rte_mempool *, (const char *name, unsigned n,
173 		unsigned elt_size,
174 		unsigned cache_size, unsigned private_data_size,
175 		rte_mempool_ctor_t *mp_init, void *mp_init_arg,
176 		rte_mempool_obj_cb_t *obj_init, void *obj_init_arg,
177 		int socket_id, unsigned flags), (struct rte_mempool *)1);
178 DEFINE_STUB(rte_socket_id, unsigned, (void), 0);
179 DEFINE_STUB(rte_crypto_op_pool_create, struct rte_mempool *,
180 	    (const char *name, enum rte_crypto_op_type type, unsigned nb_elts,
181 	     unsigned cache_size, uint16_t priv_size, int socket_id), (struct rte_mempool *)1);
182 DEFINE_STUB(rte_cryptodev_device_count_by_driver, uint8_t, (uint8_t driver_id), 0);
183 DEFINE_STUB(rte_cryptodev_configure, int, (uint8_t dev_id, struct rte_cryptodev_config *config), 0);
184 #if RTE_VERSION >= RTE_VERSION_NUM(19, 02, 0, 0)
185 DEFINE_STUB(rte_cryptodev_queue_pair_setup, int, (uint8_t dev_id, uint16_t queue_pair_id,
186 		const struct rte_cryptodev_qp_conf *qp_conf, int socket_id), 0);
187 DEFINE_STUB(rte_cryptodev_sym_session_pool_create, struct rte_mempool *, (const char *name,
188 		uint32_t nb_elts,
189 		uint32_t elt_size, uint32_t cache_size, uint16_t priv_size,
190 		int socket_id), (struct rte_mempool *)1);
191 #else
192 DEFINE_STUB(rte_cryptodev_queue_pair_setup, int, (uint8_t dev_id, uint16_t queue_pair_id,
193 		const struct rte_cryptodev_qp_conf *qp_conf,
194 		int socket_id, struct rte_mempool *session_pool), 0);
195 #endif
196 DEFINE_STUB(rte_cryptodev_start, int, (uint8_t dev_id), 0);
197 DEFINE_STUB_V(rte_cryptodev_stop, (uint8_t dev_id));
198 DEFINE_STUB(rte_cryptodev_sym_session_create, struct rte_cryptodev_sym_session *,
199 	    (struct rte_mempool *mempool), (struct rte_cryptodev_sym_session *)1);
200 DEFINE_STUB(rte_cryptodev_sym_session_init, int, (uint8_t dev_id,
201 		struct rte_cryptodev_sym_session *sess,
202 		struct rte_crypto_sym_xform *xforms, struct rte_mempool *mempool), 0);
203 DEFINE_STUB(rte_vdev_init, int, (const char *name, const char *args), 0);
204 DEFINE_STUB(rte_cryptodev_sym_session_free, int, (struct rte_cryptodev_sym_session *sess), 0);
205 
206 struct rte_cryptodev *rte_cryptodevs;
207 
208 /* global vars and setup/cleanup functions used for all test functions */
209 struct spdk_bdev_io *g_bdev_io;
210 struct crypto_bdev_io *g_io_ctx;
211 struct crypto_io_channel *g_crypto_ch;
212 struct spdk_io_channel *g_io_ch;
213 struct vbdev_dev g_device;
214 struct vbdev_crypto g_crypto_bdev;
215 struct rte_config *g_test_config;
216 struct device_qp g_dev_qp;
217 
218 void
219 rte_cryptodev_info_get(uint8_t dev_id, struct rte_cryptodev_info *dev_info)
220 {
221 	dev_info->max_nb_queue_pairs = ut_rte_cryptodev_info_get;
222 }
223 
224 unsigned int
225 rte_cryptodev_sym_get_private_session_size(uint8_t dev_id)
226 {
227 	return (unsigned int)dev_id;
228 }
229 
230 void
231 spdk_bdev_io_get_buf(struct spdk_bdev_io *bdev_io, spdk_bdev_io_get_buf_cb cb, uint64_t len)
232 {
233 	cb(g_io_ch, g_bdev_io, true);
234 }
235 
236 /* Mock these functions to call the callback and then return the value we require */
237 int ut_spdk_bdev_readv_blocks = 0;
238 bool ut_spdk_bdev_readv_blocks_mocked = false;
239 int
240 spdk_bdev_readv_blocks(struct spdk_bdev_desc *desc, struct spdk_io_channel *ch,
241 		       struct iovec *iov, int iovcnt,
242 		       uint64_t offset_blocks, uint64_t num_blocks,
243 		       spdk_bdev_io_completion_cb cb, void *cb_arg)
244 {
245 	cb(g_bdev_io, !ut_spdk_bdev_readv_blocks, cb_arg);
246 	return ut_spdk_bdev_readv_blocks;
247 }
248 
249 int ut_spdk_bdev_writev_blocks = 0;
250 bool ut_spdk_bdev_writev_blocks_mocked = false;
251 int
252 spdk_bdev_writev_blocks(struct spdk_bdev_desc *desc, struct spdk_io_channel *ch,
253 			struct iovec *iov, int iovcnt,
254 			uint64_t offset_blocks, uint64_t num_blocks,
255 			spdk_bdev_io_completion_cb cb, void *cb_arg)
256 {
257 	cb(g_bdev_io, !ut_spdk_bdev_writev_blocks, cb_arg);
258 	return ut_spdk_bdev_writev_blocks;
259 }
260 
261 int ut_spdk_bdev_unmap_blocks = 0;
262 bool ut_spdk_bdev_unmap_blocks_mocked = false;
263 int
264 spdk_bdev_unmap_blocks(struct spdk_bdev_desc *desc, struct spdk_io_channel *ch,
265 		       uint64_t offset_blocks, uint64_t num_blocks,
266 		       spdk_bdev_io_completion_cb cb, void *cb_arg)
267 {
268 	cb(g_bdev_io, !ut_spdk_bdev_unmap_blocks, cb_arg);
269 	return ut_spdk_bdev_unmap_blocks;
270 }
271 
272 int ut_spdk_bdev_flush_blocks = 0;
273 bool ut_spdk_bdev_flush_blocks_mocked = false;
274 int
275 spdk_bdev_flush_blocks(struct spdk_bdev_desc *desc, struct spdk_io_channel *ch,
276 		       uint64_t offset_blocks, uint64_t num_blocks, spdk_bdev_io_completion_cb cb,
277 		       void *cb_arg)
278 {
279 	cb(g_bdev_io, !ut_spdk_bdev_flush_blocks, cb_arg);
280 	return ut_spdk_bdev_flush_blocks;
281 }
282 
283 int ut_spdk_bdev_reset = 0;
284 bool ut_spdk_bdev_reset_mocked = false;
285 int
286 spdk_bdev_reset(struct spdk_bdev_desc *desc, struct spdk_io_channel *ch,
287 		spdk_bdev_io_completion_cb cb, void *cb_arg)
288 {
289 	cb(g_bdev_io, !ut_spdk_bdev_reset, cb_arg);
290 	return ut_spdk_bdev_reset;
291 }
292 
293 bool g_completion_called = false;
294 void
295 spdk_bdev_io_complete(struct spdk_bdev_io *bdev_io, enum spdk_bdev_io_status status)
296 {
297 	bdev_io->internal.status = status;
298 	g_completion_called = true;
299 }
300 
301 /* Global setup for all tests that share a bunch of preparation... */
302 static int
303 test_setup(void)
304 {
305 	int i, rc;
306 
307 	/* Prepare essential variables for test routines */
308 	g_bdev_io = calloc(1, sizeof(struct spdk_bdev_io) + sizeof(struct crypto_bdev_io));
309 	g_bdev_io->u.bdev.iovs = calloc(1, sizeof(struct iovec) * 128);
310 	g_bdev_io->bdev = &g_crypto_bdev.crypto_bdev;
311 	g_io_ch = calloc(1, sizeof(struct spdk_io_channel) + sizeof(struct crypto_io_channel));
312 	g_crypto_ch = (struct crypto_io_channel *)((uint8_t *)g_io_ch + sizeof(struct spdk_io_channel));
313 	g_io_ctx = (struct crypto_bdev_io *)g_bdev_io->driver_ctx;
314 	memset(&g_device, 0, sizeof(struct vbdev_dev));
315 	memset(&g_crypto_bdev, 0, sizeof(struct vbdev_crypto));
316 	g_dev_qp.device = &g_device;
317 	g_io_ctx->crypto_ch = g_crypto_ch;
318 	g_io_ctx->crypto_bdev = &g_crypto_bdev;
319 	g_crypto_ch->device_qp = &g_dev_qp;
320 	g_test_config = calloc(1, sizeof(struct rte_config));
321 	g_test_config->lcore_count = 1;
322 	TAILQ_INIT(&g_crypto_ch->pending_cry_ios);
323 
324 	/* Allocate a real mbuf pool so we can test error paths */
325 	g_mbuf_mp = spdk_mempool_create("mbuf_mp", NUM_MBUFS, sizeof(struct rte_mbuf),
326 					SPDK_MEMPOOL_DEFAULT_CACHE_SIZE,
327 					SPDK_ENV_SOCKET_ID_ANY);
328 
329 	/* Instead of allocating real rte mempools for these, it's easier and provides the
330 	 * same coverage just calloc them here.
331 	 */
332 	for (i = 0; i < MAX_TEST_BLOCKS; i++) {
333 		rc = posix_memalign((void **)&g_test_crypto_ops[i], 64,
334 				    sizeof(struct rte_crypto_op) + sizeof(struct rte_crypto_sym_op) +
335 				    AES_CBC_IV_LENGTH);
336 		if (rc != 0) {
337 			assert(false);
338 		}
339 		memset(g_test_crypto_ops[i], 0, sizeof(struct rte_crypto_op) +
340 		       sizeof(struct rte_crypto_sym_op));
341 	}
342 	return 0;
343 }
344 
345 /* Global teardown for all tests */
346 static int
347 test_cleanup(void)
348 {
349 	int i;
350 
351 	free(g_test_config);
352 	spdk_mempool_free(g_mbuf_mp);
353 	for (i = 0; i < MAX_TEST_BLOCKS; i++) {
354 		free(g_test_crypto_ops[i]);
355 	}
356 	free(g_bdev_io->u.bdev.iovs);
357 	free(g_bdev_io);
358 	free(g_io_ch);
359 	return 0;
360 }
361 
362 static void
363 test_error_paths(void)
364 {
365 	/* Single element block size write, just to test error paths
366 	 * in vbdev_crypto_submit_request().
367 	 */
368 	g_bdev_io->internal.status = SPDK_BDEV_IO_STATUS_SUCCESS;
369 	g_bdev_io->u.bdev.iovcnt = 1;
370 	g_bdev_io->u.bdev.num_blocks = 1;
371 	g_bdev_io->u.bdev.iovs[0].iov_len = 512;
372 	g_crypto_bdev.crypto_bdev.blocklen = 512;
373 	g_bdev_io->type = SPDK_BDEV_IO_TYPE_WRITE;
374 	g_enqueue_mock = g_dequeue_mock = ut_rte_crypto_op_bulk_alloc = 1;
375 
376 	/* test failure of spdk_mempool_get_bulk() */
377 	g_bdev_io->internal.status = SPDK_BDEV_IO_STATUS_SUCCESS;
378 	MOCK_SET(spdk_mempool_get, NULL);
379 	vbdev_crypto_submit_request(g_io_ch, g_bdev_io);
380 	CU_ASSERT(g_bdev_io->internal.status == SPDK_BDEV_IO_STATUS_FAILED);
381 
382 	/* same thing but switch to reads to test error path in _crypto_complete_io() */
383 	g_bdev_io->type = SPDK_BDEV_IO_TYPE_READ;
384 	g_bdev_io->internal.status = SPDK_BDEV_IO_STATUS_SUCCESS;
385 	TAILQ_INSERT_TAIL(&g_crypto_ch->pending_cry_ios, g_bdev_io, module_link);
386 	vbdev_crypto_submit_request(g_io_ch, g_bdev_io);
387 	CU_ASSERT(g_bdev_io->internal.status == SPDK_BDEV_IO_STATUS_FAILED);
388 	/* Now with the read_blocks failing */
389 	g_bdev_io->type = SPDK_BDEV_IO_TYPE_READ;
390 	g_bdev_io->internal.status = SPDK_BDEV_IO_STATUS_SUCCESS;
391 	MOCK_SET(spdk_bdev_readv_blocks, -1);
392 	vbdev_crypto_submit_request(g_io_ch, g_bdev_io);
393 	CU_ASSERT(g_bdev_io->internal.status == SPDK_BDEV_IO_STATUS_FAILED);
394 	MOCK_SET(spdk_bdev_readv_blocks, 0);
395 	MOCK_CLEAR(spdk_mempool_get);
396 
397 	/* test failure of rte_crypto_op_bulk_alloc() */
398 	g_bdev_io->internal.status = SPDK_BDEV_IO_STATUS_SUCCESS;
399 	ut_rte_crypto_op_bulk_alloc = 0;
400 	vbdev_crypto_submit_request(g_io_ch, g_bdev_io);
401 	CU_ASSERT(g_bdev_io->internal.status == SPDK_BDEV_IO_STATUS_FAILED);
402 	ut_rte_crypto_op_bulk_alloc = 1;
403 
404 	/* test failure of rte_crypto_op_attach_sym_session() */
405 	g_bdev_io->internal.status = SPDK_BDEV_IO_STATUS_SUCCESS;
406 	ut_rte_crypto_op_attach_sym_session = -1;
407 	vbdev_crypto_submit_request(g_io_ch, g_bdev_io);
408 	CU_ASSERT(g_bdev_io->internal.status == SPDK_BDEV_IO_STATUS_FAILED);
409 	ut_rte_crypto_op_attach_sym_session = 0;
410 }
411 
412 static void
413 test_simple_write(void)
414 {
415 	/* Single element block size write */
416 	g_bdev_io->internal.status = SPDK_BDEV_IO_STATUS_SUCCESS;
417 	g_bdev_io->u.bdev.iovcnt = 1;
418 	g_bdev_io->u.bdev.num_blocks = 1;
419 	g_bdev_io->u.bdev.offset_blocks = 0;
420 	g_bdev_io->u.bdev.iovs[0].iov_len = 512;
421 	g_bdev_io->u.bdev.iovs[0].iov_base = &test_simple_write;
422 	g_crypto_bdev.crypto_bdev.blocklen = 512;
423 	g_bdev_io->type = SPDK_BDEV_IO_TYPE_WRITE;
424 	g_enqueue_mock = g_dequeue_mock = ut_rte_crypto_op_bulk_alloc = 1;
425 
426 	vbdev_crypto_submit_request(g_io_ch, g_bdev_io);
427 	CU_ASSERT(g_bdev_io->internal.status == SPDK_BDEV_IO_STATUS_SUCCESS);
428 	CU_ASSERT(g_io_ctx->cryop_cnt_remaining == 1);
429 	CU_ASSERT(g_io_ctx->cry_iov.iov_len == 512);
430 	CU_ASSERT(g_io_ctx->cry_iov.iov_base != NULL);
431 	CU_ASSERT(g_io_ctx->cry_offset_blocks == 0);
432 	CU_ASSERT(g_io_ctx->cry_num_blocks == 1);
433 	CU_ASSERT(g_test_crypto_ops[0]->sym->m_src->buf_addr == &test_simple_write);
434 	CU_ASSERT(g_test_crypto_ops[0]->sym->m_src->data_len == 512);
435 	CU_ASSERT(g_test_crypto_ops[0]->sym->m_src->next == NULL);
436 	CU_ASSERT(g_test_crypto_ops[0]->sym->cipher.data.length == 512);
437 	CU_ASSERT(g_test_crypto_ops[0]->sym->cipher.data.offset == 0);
438 	CU_ASSERT(g_test_crypto_ops[0]->sym->m_src->userdata == g_bdev_io);
439 	CU_ASSERT(g_test_crypto_ops[0]->sym->m_dst->buf_addr != NULL);
440 	CU_ASSERT(g_test_crypto_ops[0]->sym->m_dst->data_len == 512);
441 
442 	spdk_free(g_io_ctx->cry_iov.iov_base);
443 	spdk_mempool_put(g_mbuf_mp, g_test_crypto_ops[0]->sym->m_src);
444 	spdk_mempool_put(g_mbuf_mp, g_test_crypto_ops[0]->sym->m_dst);
445 }
446 
447 static void
448 test_simple_read(void)
449 {
450 	/* Single element block size read */
451 	g_bdev_io->internal.status = SPDK_BDEV_IO_STATUS_SUCCESS;
452 	g_bdev_io->u.bdev.iovcnt = 1;
453 	g_bdev_io->u.bdev.num_blocks = 1;
454 	g_bdev_io->u.bdev.iovs[0].iov_len = 512;
455 	g_bdev_io->u.bdev.iovs[0].iov_base = &test_simple_read;
456 	g_crypto_bdev.crypto_bdev.blocklen = 512;
457 	g_bdev_io->type = SPDK_BDEV_IO_TYPE_READ;
458 	g_enqueue_mock = g_dequeue_mock = ut_rte_crypto_op_bulk_alloc = 1;
459 
460 	vbdev_crypto_submit_request(g_io_ch, g_bdev_io);
461 	CU_ASSERT(g_bdev_io->internal.status == SPDK_BDEV_IO_STATUS_SUCCESS);
462 	CU_ASSERT(g_io_ctx->cryop_cnt_remaining == 1);
463 	CU_ASSERT(g_test_crypto_ops[0]->sym->m_src->buf_addr == &test_simple_read);
464 	CU_ASSERT(g_test_crypto_ops[0]->sym->m_src->data_len == 512);
465 	CU_ASSERT(g_test_crypto_ops[0]->sym->m_src->next == NULL);
466 	CU_ASSERT(g_test_crypto_ops[0]->sym->cipher.data.length == 512);
467 	CU_ASSERT(g_test_crypto_ops[0]->sym->cipher.data.offset == 0);
468 	CU_ASSERT(g_test_crypto_ops[0]->sym->m_src->userdata == g_bdev_io);
469 	CU_ASSERT(g_test_crypto_ops[0]->sym->m_dst == NULL);
470 
471 	spdk_mempool_put(g_mbuf_mp, g_test_crypto_ops[0]->sym->m_src);
472 }
473 
474 static void
475 test_large_rw(void)
476 {
477 	unsigned block_len = 512;
478 	unsigned num_blocks = CRYPTO_MAX_IO / block_len;
479 	unsigned io_len = block_len * num_blocks;
480 	unsigned i;
481 
482 	/* Multi block size read, multi-element */
483 	g_bdev_io->internal.status = SPDK_BDEV_IO_STATUS_SUCCESS;
484 	g_bdev_io->u.bdev.iovcnt = 1;
485 	g_bdev_io->u.bdev.num_blocks = num_blocks;
486 	g_bdev_io->u.bdev.iovs[0].iov_len = io_len;
487 	g_bdev_io->u.bdev.iovs[0].iov_base = &test_large_rw;
488 	g_crypto_bdev.crypto_bdev.blocklen = block_len;
489 	g_bdev_io->type = SPDK_BDEV_IO_TYPE_READ;
490 	g_enqueue_mock = g_dequeue_mock = ut_rte_crypto_op_bulk_alloc = num_blocks;
491 
492 	vbdev_crypto_submit_request(g_io_ch, g_bdev_io);
493 	CU_ASSERT(g_bdev_io->internal.status == SPDK_BDEV_IO_STATUS_SUCCESS);
494 	CU_ASSERT(g_io_ctx->cryop_cnt_remaining == (int)num_blocks);
495 
496 	for (i = 0; i < num_blocks; i++) {
497 		CU_ASSERT(g_test_crypto_ops[i]->sym->m_src->buf_addr == &test_large_rw + (i * block_len));
498 		CU_ASSERT(g_test_crypto_ops[i]->sym->m_src->data_len == block_len);
499 		CU_ASSERT(g_test_crypto_ops[i]->sym->m_src->next == NULL);
500 		CU_ASSERT(g_test_crypto_ops[i]->sym->cipher.data.length == block_len);
501 		CU_ASSERT(g_test_crypto_ops[i]->sym->cipher.data.offset == 0);
502 		CU_ASSERT(g_test_crypto_ops[i]->sym->m_src->userdata == g_bdev_io);
503 		CU_ASSERT(g_test_crypto_ops[i]->sym->m_dst == NULL);
504 		spdk_mempool_put(g_mbuf_mp, g_test_crypto_ops[i]->sym->m_src);
505 	}
506 
507 	/* Multi block size write, multi-element */
508 	g_bdev_io->internal.status = SPDK_BDEV_IO_STATUS_SUCCESS;
509 	g_bdev_io->u.bdev.iovcnt = 1;
510 	g_bdev_io->u.bdev.num_blocks = num_blocks;
511 	g_bdev_io->u.bdev.iovs[0].iov_len = io_len;
512 	g_bdev_io->u.bdev.iovs[0].iov_base = &test_large_rw;
513 	g_crypto_bdev.crypto_bdev.blocklen = block_len;
514 	g_bdev_io->type = SPDK_BDEV_IO_TYPE_WRITE;
515 	g_enqueue_mock = g_dequeue_mock = ut_rte_crypto_op_bulk_alloc = num_blocks;
516 
517 	vbdev_crypto_submit_request(g_io_ch, g_bdev_io);
518 	CU_ASSERT(g_bdev_io->internal.status == SPDK_BDEV_IO_STATUS_SUCCESS);
519 	CU_ASSERT(g_io_ctx->cryop_cnt_remaining == (int)num_blocks);
520 
521 	for (i = 0; i < num_blocks; i++) {
522 		CU_ASSERT(g_test_crypto_ops[i]->sym->m_src->buf_addr == &test_large_rw + (i * block_len));
523 		CU_ASSERT(g_test_crypto_ops[i]->sym->m_src->data_len == block_len);
524 		CU_ASSERT(g_test_crypto_ops[i]->sym->m_src->next == NULL);
525 		CU_ASSERT(g_test_crypto_ops[i]->sym->cipher.data.length == block_len);
526 		CU_ASSERT(g_test_crypto_ops[i]->sym->cipher.data.offset == 0);
527 		CU_ASSERT(g_test_crypto_ops[i]->sym->m_src->userdata == g_bdev_io);
528 		CU_ASSERT(g_io_ctx->cry_iov.iov_len == io_len);
529 		CU_ASSERT(g_io_ctx->cry_iov.iov_base != NULL);
530 		CU_ASSERT(g_io_ctx->cry_offset_blocks == 0);
531 		CU_ASSERT(g_io_ctx->cry_num_blocks == num_blocks);
532 		CU_ASSERT(g_test_crypto_ops[i]->sym->m_dst->buf_addr != NULL);
533 		CU_ASSERT(g_test_crypto_ops[i]->sym->m_dst->data_len == block_len);
534 		spdk_mempool_put(g_mbuf_mp, g_test_crypto_ops[i]->sym->m_src);
535 		spdk_mempool_put(g_mbuf_mp, g_test_crypto_ops[i]->sym->m_dst);
536 	}
537 	spdk_free(g_io_ctx->cry_iov.iov_base);
538 }
539 
540 static void
541 test_dev_full(void)
542 {
543 	unsigned block_len = 512;
544 	unsigned num_blocks = 2;
545 	unsigned io_len = block_len * num_blocks;
546 	unsigned i;
547 
548 	g_test_overflow = 1;
549 
550 	/* Multi block size read, multi-element */
551 	g_bdev_io->internal.status = SPDK_BDEV_IO_STATUS_SUCCESS;
552 	g_bdev_io->u.bdev.iovcnt = 1;
553 	g_bdev_io->u.bdev.num_blocks = num_blocks;
554 	g_bdev_io->u.bdev.iovs[0].iov_len = io_len;
555 	g_bdev_io->u.bdev.iovs[0].iov_base = &test_dev_full;
556 	g_crypto_bdev.crypto_bdev.blocklen = block_len;
557 	g_bdev_io->type = SPDK_BDEV_IO_TYPE_READ;
558 	g_enqueue_mock = g_dequeue_mock = 1;
559 	ut_rte_crypto_op_bulk_alloc = num_blocks;
560 
561 	vbdev_crypto_submit_request(g_io_ch, g_bdev_io);
562 	CU_ASSERT(g_bdev_io->internal.status == SPDK_BDEV_IO_STATUS_SUCCESS);
563 
564 	/* this test only completes one of the 2 IOs (in the drain path) */
565 	CU_ASSERT(g_io_ctx->cryop_cnt_remaining == 1);
566 
567 	for (i = 0; i < num_blocks; i++) {
568 		/* One of the src_mbufs was freed because of the device full condition so
569 		 * we can't assert its value here.
570 		 */
571 		CU_ASSERT(g_test_dev_full_ops[i]->sym->cipher.data.length == block_len);
572 		CU_ASSERT(g_test_dev_full_ops[i]->sym->cipher.data.offset == 0);
573 		CU_ASSERT(g_test_dev_full_ops[i]->sym->m_src == g_test_dev_full_ops[i]->sym->m_src);
574 		CU_ASSERT(g_test_dev_full_ops[i]->sym->m_dst == NULL);
575 	}
576 
577 	/* Only one of the 2 blocks in the test was freed on completion by design, so
578 	 * we need to free th other one here.
579 	 */
580 	spdk_mempool_put(g_mbuf_mp, g_test_crypto_ops[0]->sym->m_src);
581 	g_test_overflow = 0;
582 }
583 
584 static void
585 test_crazy_rw(void)
586 {
587 	unsigned block_len = 512;
588 	int num_blocks = 4;
589 	int i;
590 
591 	/* Multi block size read, single element, strange IOV makeup */
592 	g_bdev_io->internal.status = SPDK_BDEV_IO_STATUS_SUCCESS;
593 	g_bdev_io->u.bdev.iovcnt = 3;
594 	g_bdev_io->u.bdev.num_blocks = num_blocks;
595 	g_bdev_io->u.bdev.iovs[0].iov_len = 512;
596 	g_bdev_io->u.bdev.iovs[0].iov_base = &test_crazy_rw;
597 	g_bdev_io->u.bdev.iovs[1].iov_len = 1024;
598 	g_bdev_io->u.bdev.iovs[1].iov_base = &test_crazy_rw + 512;
599 	g_bdev_io->u.bdev.iovs[2].iov_len = 512;
600 	g_bdev_io->u.bdev.iovs[2].iov_base = &test_crazy_rw + 512 + 1024;
601 
602 	g_crypto_bdev.crypto_bdev.blocklen = block_len;
603 	g_bdev_io->type = SPDK_BDEV_IO_TYPE_READ;
604 	g_enqueue_mock = g_dequeue_mock = ut_rte_crypto_op_bulk_alloc = num_blocks;
605 
606 	vbdev_crypto_submit_request(g_io_ch, g_bdev_io);
607 	CU_ASSERT(g_bdev_io->internal.status == SPDK_BDEV_IO_STATUS_SUCCESS);
608 	CU_ASSERT(g_io_ctx->cryop_cnt_remaining == num_blocks);
609 
610 	for (i = 0; i < num_blocks; i++) {
611 		CU_ASSERT(g_test_crypto_ops[i]->sym->m_src->buf_addr == &test_crazy_rw + (i * block_len));
612 		CU_ASSERT(g_test_crypto_ops[i]->sym->m_src->data_len == block_len);
613 		CU_ASSERT(g_test_crypto_ops[i]->sym->m_src->next == NULL);
614 		CU_ASSERT(g_test_crypto_ops[i]->sym->cipher.data.length == block_len);
615 		CU_ASSERT(g_test_crypto_ops[i]->sym->cipher.data.offset == 0);
616 		CU_ASSERT(g_test_crypto_ops[i]->sym->m_src->userdata == g_bdev_io);
617 		CU_ASSERT(g_test_crypto_ops[i]->sym->m_src == g_test_crypto_ops[i]->sym->m_src);
618 		CU_ASSERT(g_test_crypto_ops[i]->sym->m_dst == NULL);
619 		spdk_mempool_put(g_mbuf_mp, g_test_crypto_ops[i]->sym->m_src);
620 	}
621 
622 	/* Multi block size write, single element strange IOV makeup */
623 	num_blocks = 8;
624 	g_bdev_io->internal.status = SPDK_BDEV_IO_STATUS_SUCCESS;
625 	g_bdev_io->u.bdev.iovcnt = 4;
626 	g_bdev_io->u.bdev.num_blocks = num_blocks;
627 	g_bdev_io->u.bdev.iovs[0].iov_len = 2048;
628 	g_bdev_io->u.bdev.iovs[0].iov_base = &test_crazy_rw;
629 	g_bdev_io->u.bdev.iovs[1].iov_len = 512;
630 	g_bdev_io->u.bdev.iovs[1].iov_base = &test_crazy_rw + 2048;
631 	g_bdev_io->u.bdev.iovs[2].iov_len = 512;
632 	g_bdev_io->u.bdev.iovs[2].iov_base = &test_crazy_rw + 2048 + 512;
633 	g_bdev_io->u.bdev.iovs[3].iov_len = 1024;
634 	g_bdev_io->u.bdev.iovs[3].iov_base = &test_crazy_rw + 2048 + 512 + 512;
635 
636 	g_crypto_bdev.crypto_bdev.blocklen = block_len;
637 	g_bdev_io->type = SPDK_BDEV_IO_TYPE_WRITE;
638 	g_enqueue_mock = g_dequeue_mock = ut_rte_crypto_op_bulk_alloc = num_blocks;
639 
640 	vbdev_crypto_submit_request(g_io_ch, g_bdev_io);
641 	CU_ASSERT(g_bdev_io->internal.status == SPDK_BDEV_IO_STATUS_SUCCESS);
642 	CU_ASSERT(g_io_ctx->cryop_cnt_remaining == num_blocks);
643 
644 	for (i = 0; i < num_blocks; i++) {
645 		CU_ASSERT(g_test_crypto_ops[i]->sym->m_src->buf_addr == &test_crazy_rw + (i * block_len));
646 		CU_ASSERT(g_test_crypto_ops[i]->sym->m_src->data_len == block_len);
647 		CU_ASSERT(g_test_crypto_ops[i]->sym->m_src->next == NULL);
648 		CU_ASSERT(g_test_crypto_ops[i]->sym->cipher.data.length == block_len);
649 		CU_ASSERT(g_test_crypto_ops[i]->sym->cipher.data.offset == 0);
650 		CU_ASSERT(g_test_crypto_ops[i]->sym->m_src->userdata == g_bdev_io);
651 		CU_ASSERT(g_test_crypto_ops[i]->sym->m_src == g_test_crypto_ops[i]->sym->m_src);
652 		CU_ASSERT(g_test_crypto_ops[i]->sym->m_dst == g_test_crypto_ops[i]->sym->m_dst);
653 		spdk_mempool_put(g_mbuf_mp, g_test_crypto_ops[i]->sym->m_src);
654 		spdk_mempool_put(g_mbuf_mp, g_test_crypto_ops[i]->sym->m_dst);
655 	}
656 	spdk_free(g_io_ctx->cry_iov.iov_base);
657 }
658 
659 static void
660 test_passthru(void)
661 {
662 	/* Make sure these follow our completion callback, test success & fail. */
663 	g_bdev_io->type = SPDK_BDEV_IO_TYPE_UNMAP;
664 	MOCK_SET(spdk_bdev_unmap_blocks, 0);
665 	vbdev_crypto_submit_request(g_io_ch, g_bdev_io);
666 	CU_ASSERT(g_bdev_io->internal.status == SPDK_BDEV_IO_STATUS_SUCCESS);
667 	MOCK_SET(spdk_bdev_unmap_blocks, -1);
668 	vbdev_crypto_submit_request(g_io_ch, g_bdev_io);
669 	CU_ASSERT(g_bdev_io->internal.status == SPDK_BDEV_IO_STATUS_FAILED);
670 	MOCK_CLEAR(spdk_bdev_unmap_blocks);
671 
672 	g_bdev_io->type = SPDK_BDEV_IO_TYPE_FLUSH;
673 	MOCK_SET(spdk_bdev_flush_blocks, 0);
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 	MOCK_SET(spdk_bdev_flush_blocks, -1);
677 	vbdev_crypto_submit_request(g_io_ch, g_bdev_io);
678 	CU_ASSERT(g_bdev_io->internal.status == SPDK_BDEV_IO_STATUS_FAILED);
679 	MOCK_CLEAR(spdk_bdev_flush_blocks);
680 
681 	/* We should never get a WZ command, we report that we don't support it. */
682 	g_bdev_io->type = SPDK_BDEV_IO_TYPE_WRITE_ZEROES;
683 	vbdev_crypto_submit_request(g_io_ch, g_bdev_io);
684 	CU_ASSERT(g_bdev_io->internal.status == SPDK_BDEV_IO_STATUS_FAILED);
685 }
686 
687 static void
688 test_reset(void)
689 {
690 	/* TODO: There are a few different ways to do this given that
691 	 * the code uses spdk_for_each_channel() to implement reset
692 	 * handling. SUbmitting w/o UT for this function for now and
693 	 * will follow up with something shortly.
694 	 */
695 }
696 
697 static void
698 test_initdrivers(void)
699 {
700 	int rc;
701 	static struct spdk_mempool *orig_mbuf_mp;
702 	static struct rte_mempool *orig_session_mp;
703 	static struct rte_mempool *orig_session_mp_priv;
704 
705 
706 	/* These tests will alloc and free our g_mbuf_mp
707 	 * so save that off here and restore it after each test is over.
708 	 */
709 	orig_mbuf_mp = g_mbuf_mp;
710 	orig_session_mp = g_session_mp;
711 	orig_session_mp_priv = g_session_mp_priv;
712 
713 	g_session_mp_priv = NULL;
714 	g_session_mp = NULL;
715 	g_mbuf_mp = NULL;
716 
717 	/* No drivers available, not an error though */
718 	MOCK_SET(rte_eal_get_configuration, g_test_config);
719 	MOCK_SET(rte_cryptodev_count, 0);
720 	rc = vbdev_crypto_init_crypto_drivers();
721 	CU_ASSERT(rc == 0);
722 	CU_ASSERT(g_mbuf_mp == NULL);
723 	CU_ASSERT(g_session_mp == NULL);
724 	CU_ASSERT(g_session_mp_priv == NULL);
725 
726 	/* Test failure of DPDK dev init. */
727 	MOCK_SET(rte_cryptodev_count, 2);
728 	MOCK_SET(rte_vdev_init, -1);
729 	rc = vbdev_crypto_init_crypto_drivers();
730 	CU_ASSERT(rc == -EINVAL);
731 	CU_ASSERT(g_mbuf_mp == NULL);
732 	CU_ASSERT(g_session_mp == NULL);
733 	CU_ASSERT(g_session_mp_priv == NULL);
734 	MOCK_SET(rte_vdev_init, 0);
735 
736 	/* Can't create session pool. */
737 	MOCK_SET(spdk_mempool_create, NULL);
738 	rc = vbdev_crypto_init_crypto_drivers();
739 	CU_ASSERT(rc == -ENOMEM);
740 	CU_ASSERT(g_mbuf_mp == NULL);
741 	CU_ASSERT(g_session_mp == NULL);
742 	CU_ASSERT(g_session_mp_priv == NULL);
743 	MOCK_CLEAR(spdk_mempool_create);
744 
745 	/* Can't create op pool. */
746 	MOCK_SET(rte_crypto_op_pool_create, NULL);
747 	rc = vbdev_crypto_init_crypto_drivers();
748 	CU_ASSERT(rc == -ENOMEM);
749 	CU_ASSERT(g_mbuf_mp == NULL);
750 	CU_ASSERT(g_session_mp == NULL);
751 	CU_ASSERT(g_session_mp_priv == NULL);
752 	MOCK_SET(rte_crypto_op_pool_create, (struct rte_mempool *)1);
753 
754 	/* Check resources are not sufficient */
755 	MOCK_CLEARED_ASSERT(spdk_mempool_create);
756 	rc = vbdev_crypto_init_crypto_drivers();
757 	CU_ASSERT(rc == -EINVAL);
758 
759 	/* Test crypto dev configure failure. */
760 	MOCK_SET(rte_cryptodev_device_count_by_driver, 2);
761 	MOCK_SET(rte_cryptodev_info_get, 1);
762 	MOCK_SET(rte_cryptodev_configure, -1);
763 	MOCK_CLEARED_ASSERT(spdk_mempool_create);
764 	rc = vbdev_crypto_init_crypto_drivers();
765 	MOCK_SET(rte_cryptodev_configure, 0);
766 	CU_ASSERT(g_mbuf_mp == NULL);
767 	CU_ASSERT(g_session_mp == NULL);
768 	CU_ASSERT(g_session_mp_priv == NULL);
769 	CU_ASSERT(rc == -EINVAL);
770 
771 	/* Test failure of qp setup. */
772 	MOCK_SET(rte_cryptodev_queue_pair_setup, -1);
773 	MOCK_CLEARED_ASSERT(spdk_mempool_create);
774 	rc = vbdev_crypto_init_crypto_drivers();
775 	CU_ASSERT(rc == -EINVAL);
776 	CU_ASSERT(g_mbuf_mp == NULL);
777 	CU_ASSERT(g_session_mp == NULL);
778 	CU_ASSERT(g_session_mp_priv == NULL);
779 	MOCK_SET(rte_cryptodev_queue_pair_setup, 0);
780 
781 	/* Test failure of dev start. */
782 	MOCK_SET(rte_cryptodev_start, -1);
783 	MOCK_CLEARED_ASSERT(spdk_mempool_create);
784 	rc = vbdev_crypto_init_crypto_drivers();
785 	CU_ASSERT(rc == -EINVAL);
786 	CU_ASSERT(g_mbuf_mp == NULL);
787 	CU_ASSERT(g_session_mp == NULL);
788 	CU_ASSERT(g_session_mp_priv == NULL);
789 	MOCK_SET(rte_cryptodev_start, 0);
790 
791 	/* Test happy path. */
792 	MOCK_CLEARED_ASSERT(spdk_mempool_create);
793 	rc = vbdev_crypto_init_crypto_drivers();
794 	/* We don't have spdk_mempool_create mocked right now, so make sure to free the mempools. */
795 	CU_ASSERT(g_mbuf_mp != NULL);
796 	CU_ASSERT(g_session_mp != NULL);
797 	spdk_mempool_free(g_mbuf_mp);
798 	rte_mempool_free(g_session_mp);
799 	if (g_session_mp_priv != NULL) {
800 		/* g_session_mp_priv may or may not be set depending on the DPDK version */
801 		rte_mempool_free(g_session_mp_priv);
802 	}
803 	CU_ASSERT(rc == 0);
804 
805 	/* restore our initial values. */
806 	g_mbuf_mp = orig_mbuf_mp;
807 	g_session_mp = orig_session_mp;
808 	g_session_mp_priv = orig_session_mp_priv;
809 }
810 
811 static void
812 test_crypto_op_complete(void)
813 {
814 	/* Need to prove to scan-build that we are setting iov_bases properly. */
815 	void *old_iov_base;
816 	struct crypto_bdev_io *orig_ctx;
817 
818 	/* Make sure completion code respects failure. */
819 	g_bdev_io->internal.status = SPDK_BDEV_IO_STATUS_FAILED;
820 	g_completion_called = false;
821 	_crypto_operation_complete(g_bdev_io);
822 	CU_ASSERT(g_bdev_io->internal.status == SPDK_BDEV_IO_STATUS_FAILED);
823 	CU_ASSERT(g_completion_called == true);
824 
825 	/* Test read completion. */
826 	g_bdev_io->internal.status = SPDK_BDEV_IO_STATUS_SUCCESS;
827 	g_bdev_io->type = SPDK_BDEV_IO_TYPE_READ;
828 	g_completion_called = false;
829 	_crypto_operation_complete(g_bdev_io);
830 	CU_ASSERT(g_bdev_io->internal.status == SPDK_BDEV_IO_STATUS_SUCCESS);
831 	CU_ASSERT(g_completion_called == true);
832 
833 	/* Test write completion success. */
834 	g_bdev_io->internal.status = SPDK_BDEV_IO_STATUS_SUCCESS;
835 	g_bdev_io->type = SPDK_BDEV_IO_TYPE_WRITE;
836 	g_completion_called = false;
837 	MOCK_SET(spdk_bdev_writev_blocks, 0);
838 	/* Code under test will free this, if not ASAN will complain. */
839 	g_io_ctx->cry_iov.iov_base = spdk_malloc(16, 0x10, NULL, SPDK_ENV_LCORE_ID_ANY,
840 				     SPDK_MALLOC_DMA);
841 	orig_ctx = (struct crypto_bdev_io *)g_bdev_io->driver_ctx;
842 	old_iov_base = orig_ctx->cry_iov.iov_base;
843 	_crypto_operation_complete(g_bdev_io);
844 	CU_ASSERT(g_bdev_io->internal.status == SPDK_BDEV_IO_STATUS_SUCCESS);
845 	CU_ASSERT(g_completion_called == true);
846 
847 	/* Test write completion failed. */
848 	g_bdev_io->internal.status = SPDK_BDEV_IO_STATUS_SUCCESS;
849 	g_bdev_io->type = SPDK_BDEV_IO_TYPE_WRITE;
850 	g_completion_called = false;
851 	MOCK_SET(spdk_bdev_writev_blocks, -1);
852 	/* Code under test will free this, if not ASAN will complain. */
853 	g_io_ctx->cry_iov.iov_base = spdk_malloc(16, 0x40, NULL, SPDK_ENV_LCORE_ID_ANY,
854 				     SPDK_MALLOC_DMA);
855 	/* To Do: remove this garbage assert as soon as scan-build stops throwing a
856 	 * heap use after free error.
857 	 */
858 	SPDK_CU_ASSERT_FATAL(old_iov_base != orig_ctx->cry_iov.iov_base);
859 	_crypto_operation_complete(g_bdev_io);
860 	CU_ASSERT(g_bdev_io->internal.status == SPDK_BDEV_IO_STATUS_FAILED);
861 	CU_ASSERT(g_completion_called == true);
862 
863 	/* Test bogus type for this completion. */
864 	g_bdev_io->internal.status = SPDK_BDEV_IO_STATUS_SUCCESS;
865 	g_bdev_io->type = SPDK_BDEV_IO_TYPE_RESET;
866 	g_completion_called = false;
867 	_crypto_operation_complete(g_bdev_io);
868 	CU_ASSERT(g_bdev_io->internal.status == SPDK_BDEV_IO_STATUS_FAILED);
869 	CU_ASSERT(g_completion_called == true);
870 }
871 
872 static void
873 test_supported_io(void)
874 {
875 	void *ctx = NULL;
876 	bool rc = true;
877 
878 	/* Make sure we always report false to WZ, we need the bdev layer to
879 	 * send real 0's so we can encrypt/decrypt them.
880 	 */
881 	rc = vbdev_crypto_io_type_supported(ctx, SPDK_BDEV_IO_TYPE_WRITE_ZEROES);
882 	CU_ASSERT(rc == false);
883 }
884 
885 int
886 main(int argc, char **argv)
887 {
888 	CU_pSuite	suite = NULL;
889 	unsigned int	num_failures;
890 
891 	if (CU_initialize_registry() != CUE_SUCCESS) {
892 		return CU_get_error();
893 	}
894 
895 	suite = CU_add_suite("crypto", test_setup, test_cleanup);
896 	if (suite == NULL) {
897 		CU_cleanup_registry();
898 		return CU_get_error();
899 	}
900 
901 	if (CU_add_test(suite, "test_error_paths",
902 			test_error_paths) == NULL ||
903 	    CU_add_test(suite, "test_simple_write",
904 			test_simple_write) == NULL ||
905 	    CU_add_test(suite, "test_simple_read",
906 			test_simple_read) == NULL ||
907 	    CU_add_test(suite, "test_large_rw",
908 			test_large_rw) == NULL ||
909 	    CU_add_test(suite, "test_dev_full",
910 			test_dev_full) == NULL ||
911 	    CU_add_test(suite, "test_crazy_rw",
912 			test_crazy_rw) == NULL ||
913 	    CU_add_test(suite, "test_passthru",
914 			test_passthru) == NULL ||
915 	    CU_add_test(suite, "test_initdrivers",
916 			test_initdrivers) == NULL ||
917 	    CU_add_test(suite, "test_crypto_op_complete",
918 			test_crypto_op_complete) == NULL ||
919 	    CU_add_test(suite, "test_supported_io",
920 			test_supported_io) == NULL ||
921 	    CU_add_test(suite, "test_reset",
922 			test_reset) == NULL
923 	   ) {
924 		CU_cleanup_registry();
925 		return CU_get_error();
926 	}
927 
928 	CU_basic_set_mode(CU_BRM_VERBOSE);
929 	CU_basic_run_tests();
930 	num_failures = CU_get_number_of_failures();
931 	CU_cleanup_registry();
932 	return num_failures;
933 }
934