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 /* these rte_ headers are our local copies of the DPDK headers hacked to mock some functions 41 * included in them that can't be done with our mock library. 42 */ 43 #include "rte_crypto.h" 44 #include "rte_cryptodev.h" 45 DEFINE_STUB_V(rte_crypto_op_free, (struct rte_crypto_op *op)); 46 #include "bdev/crypto/vbdev_crypto.c" 47 48 /* SPDK stubs */ 49 DEFINE_STUB(spdk_conf_find_section, struct spdk_conf_section *, 50 (struct spdk_conf *cp, const char *name), NULL); 51 DEFINE_STUB(spdk_conf_section_get_nval, char *, 52 (struct spdk_conf_section *sp, const char *key, int idx), NULL); 53 DEFINE_STUB(spdk_conf_section_get_nmval, char *, 54 (struct spdk_conf_section *sp, const char *key, int idx1, int idx2), NULL); 55 DEFINE_STUB_V(spdk_bdev_module_list_add, (struct spdk_bdev_module *bdev_module)); 56 DEFINE_STUB_V(spdk_bdev_free_io, (struct spdk_bdev_io *g_bdev_io)); 57 DEFINE_STUB(spdk_bdev_io_type_supported, bool, (struct spdk_bdev *bdev, 58 enum spdk_bdev_io_type io_type), 0); 59 DEFINE_STUB_V(spdk_bdev_module_release_bdev, (struct spdk_bdev *bdev)); 60 DEFINE_STUB_V(spdk_bdev_close, (struct spdk_bdev_desc *desc)); 61 DEFINE_STUB(spdk_bdev_get_name, const char *, (const struct spdk_bdev *bdev), 0); 62 DEFINE_STUB(spdk_env_get_current_core, uint32_t, (void), 0); 63 DEFINE_STUB(spdk_bdev_get_io_channel, struct spdk_io_channel *, (struct spdk_bdev_desc *desc), 0); 64 DEFINE_STUB_V(spdk_bdev_unregister, (struct spdk_bdev *bdev, spdk_bdev_unregister_cb cb_fn, 65 void *cb_arg)); 66 DEFINE_STUB(spdk_bdev_open, int, (struct spdk_bdev *bdev, bool write, 67 spdk_bdev_remove_cb_t remove_cb, 68 void *remove_ctx, struct spdk_bdev_desc **_desc), 0); 69 DEFINE_STUB(spdk_bdev_module_claim_bdev, int, (struct spdk_bdev *bdev, struct spdk_bdev_desc *desc, 70 struct spdk_bdev_module *module), 0); 71 DEFINE_STUB_V(spdk_bdev_module_examine_done, (struct spdk_bdev_module *module)); 72 DEFINE_STUB(spdk_vbdev_register, int, (struct spdk_bdev *vbdev, struct spdk_bdev **base_bdevs, 73 int base_bdev_count), 0); 74 DEFINE_STUB(spdk_bdev_get_by_name, struct spdk_bdev *, (const char *bdev_name), NULL); 75 DEFINE_STUB(spdk_env_get_socket_id, uint32_t, (uint32_t core), 0); 76 77 /* DPDK stubs */ 78 DEFINE_STUB(rte_cryptodev_count, uint8_t, (void), 0); 79 DEFINE_STUB(rte_eal_get_configuration, struct rte_config *, (void), NULL); 80 DEFINE_STUB_V(rte_mempool_free, (struct rte_mempool *mp)); 81 DEFINE_STUB(rte_socket_id, unsigned, (void), 0); 82 DEFINE_STUB(rte_crypto_op_pool_create, struct rte_mempool *, 83 (const char *name, enum rte_crypto_op_type type, unsigned nb_elts, 84 unsigned cache_size, uint16_t priv_size, int socket_id), (struct rte_mempool *)1); 85 DEFINE_STUB(rte_cryptodev_device_count_by_driver, uint8_t, (uint8_t driver_id), 0); 86 DEFINE_STUB(rte_cryptodev_socket_id, int, (uint8_t dev_id), 0); 87 DEFINE_STUB(rte_cryptodev_configure, int, (uint8_t dev_id, struct rte_cryptodev_config *config), 0); 88 DEFINE_STUB(rte_cryptodev_queue_pair_setup, int, (uint8_t dev_id, uint16_t queue_pair_id, 89 const struct rte_cryptodev_qp_conf *qp_conf, 90 int socket_id, struct rte_mempool *session_pool), 0); 91 DEFINE_STUB(rte_cryptodev_start, int, (uint8_t dev_id), 0) 92 DEFINE_STUB_V(rte_cryptodev_stop, (uint8_t dev_id)); 93 DEFINE_STUB(rte_cryptodev_sym_session_create, struct rte_cryptodev_sym_session *, 94 (struct rte_mempool *mempool), (struct rte_cryptodev_sym_session *)1); 95 DEFINE_STUB(rte_cryptodev_sym_session_clear, int, (uint8_t dev_id, 96 struct rte_cryptodev_sym_session *sess), 0); 97 DEFINE_STUB(rte_cryptodev_sym_session_free, int, (struct rte_cryptodev_sym_session *sess), 0); 98 DEFINE_STUB(rte_cryptodev_sym_session_init, int, (uint8_t dev_id, 99 struct rte_cryptodev_sym_session *sess, 100 struct rte_crypto_sym_xform *xforms, struct rte_mempool *mempool), 0); 101 DEFINE_STUB(rte_vdev_init, int, (const char *name, const char *args), 0); 102 void __attribute__((noreturn)) __rte_panic(const char *funcname, const char *format, ...) 103 { 104 abort(); 105 } 106 struct rte_mempool_ops_table rte_mempool_ops_table; 107 struct rte_cryptodev *rte_cryptodevs; 108 __thread unsigned per_lcore__lcore_id = 0; 109 110 /* global vars and setup/cleanup functions used for all test functions */ 111 struct spdk_bdev_io *g_bdev_io; 112 struct crypto_bdev_io *g_io_ctx; 113 struct crypto_io_channel *g_crypto_ch; 114 struct spdk_io_channel *g_io_ch; 115 struct vbdev_dev g_device; 116 struct vbdev_crypto g_crypto_bdev; 117 struct rte_config *g_test_config; 118 struct device_qp g_dev_qp; 119 120 #define MAX_TEST_BLOCKS 8192 121 struct rte_crypto_op *g_test_crypto_ops[MAX_TEST_BLOCKS]; 122 struct rte_crypto_op *g_test_dequeued_ops[MAX_TEST_BLOCKS]; 123 struct rte_crypto_op *g_test_dev_full_ops[MAX_TEST_BLOCKS]; 124 125 /* These globals are externs in our local rte_ header files so we can control 126 * specific functions for mocking. 127 */ 128 uint16_t g_dequeue_mock; 129 uint16_t g_enqueue_mock; 130 unsigned ut_rte_crypto_op_bulk_alloc; 131 int ut_rte_crypto_op_attach_sym_session = 0; 132 int ut_rte_cryptodev_info_get = 0; 133 bool ut_rte_cryptodev_info_get_mocked = false; 134 135 void 136 rte_cryptodev_info_get(uint8_t dev_id, struct rte_cryptodev_info *dev_info) 137 { 138 dev_info->max_nb_queue_pairs = ut_rte_cryptodev_info_get; 139 } 140 141 unsigned int 142 rte_cryptodev_sym_get_private_session_size(uint8_t dev_id) 143 { 144 return (unsigned int)dev_id; 145 } 146 147 void 148 spdk_bdev_io_get_buf(struct spdk_bdev_io *bdev_io, spdk_bdev_io_get_buf_cb cb, uint64_t len) 149 { 150 cb(g_io_ch, g_bdev_io); 151 } 152 153 /* Mock these functions to call the callback and then return the value we require */ 154 int ut_spdk_bdev_readv_blocks = 0; 155 bool ut_spdk_bdev_readv_blocks_mocked = false; 156 int 157 spdk_bdev_readv_blocks(struct spdk_bdev_desc *desc, struct spdk_io_channel *ch, 158 struct iovec *iov, int iovcnt, 159 uint64_t offset_blocks, uint64_t num_blocks, 160 spdk_bdev_io_completion_cb cb, void *cb_arg) 161 { 162 cb(g_bdev_io, !ut_spdk_bdev_readv_blocks, cb_arg); 163 return ut_spdk_bdev_readv_blocks; 164 } 165 166 int ut_spdk_bdev_writev_blocks = 0; 167 bool ut_spdk_bdev_writev_blocks_mocked = false; 168 int 169 spdk_bdev_writev_blocks(struct spdk_bdev_desc *desc, struct spdk_io_channel *ch, 170 struct iovec *iov, int iovcnt, 171 uint64_t offset_blocks, uint64_t num_blocks, 172 spdk_bdev_io_completion_cb cb, void *cb_arg) 173 { 174 cb(g_bdev_io, !ut_spdk_bdev_writev_blocks, cb_arg); 175 return ut_spdk_bdev_writev_blocks; 176 } 177 178 int ut_spdk_bdev_unmap_blocks = 0; 179 bool ut_spdk_bdev_unmap_blocks_mocked = false; 180 int 181 spdk_bdev_unmap_blocks(struct spdk_bdev_desc *desc, struct spdk_io_channel *ch, 182 uint64_t offset_blocks, uint64_t num_blocks, 183 spdk_bdev_io_completion_cb cb, void *cb_arg) 184 { 185 cb(g_bdev_io, !ut_spdk_bdev_unmap_blocks, cb_arg); 186 return ut_spdk_bdev_unmap_blocks; 187 } 188 189 int ut_spdk_bdev_flush_blocks = 0; 190 bool ut_spdk_bdev_flush_blocks_mocked = false; 191 int 192 spdk_bdev_flush_blocks(struct spdk_bdev_desc *desc, struct spdk_io_channel *ch, 193 uint64_t offset_blocks, uint64_t num_blocks, spdk_bdev_io_completion_cb cb, 194 void *cb_arg) 195 { 196 cb(g_bdev_io, !ut_spdk_bdev_flush_blocks, cb_arg); 197 return ut_spdk_bdev_flush_blocks; 198 } 199 200 int ut_spdk_bdev_reset = 0; 201 bool ut_spdk_bdev_reset_mocked = false; 202 int 203 spdk_bdev_reset(struct spdk_bdev_desc *desc, struct spdk_io_channel *ch, 204 spdk_bdev_io_completion_cb cb, void *cb_arg) 205 { 206 cb(g_bdev_io, !ut_spdk_bdev_reset, cb_arg); 207 return ut_spdk_bdev_reset; 208 } 209 210 bool g_completion_called = false; 211 void 212 spdk_bdev_io_complete(struct spdk_bdev_io *bdev_io, enum spdk_bdev_io_status status) 213 { 214 bdev_io->internal.status = status; 215 g_completion_called = true; 216 } 217 218 /* Used in testing device full condition */ 219 static inline uint16_t 220 rte_cryptodev_enqueue_burst(uint8_t dev_id, uint16_t qp_id, 221 struct rte_crypto_op **ops, uint16_t nb_ops) 222 { 223 int i; 224 225 CU_ASSERT(nb_ops > 0); 226 227 for (i = 0; i < nb_ops; i++) { 228 /* Use this empty (til now) array of pointers to store 229 * enqueued operations for assertion in dev_full test. 230 */ 231 g_test_dev_full_ops[i] = *ops++; 232 } 233 234 return g_enqueue_mock; 235 } 236 237 /* This is pretty ugly but in order to complete an IO via the 238 * poller in the submit path, we need to first call to this func 239 * to return the dequeued value and also decrement it. On the subsequent 240 * call it needs to return 0 to indicate to the caller that there are 241 * no more IOs to drain. 242 */ 243 int g_test_overflow = 0; 244 static inline uint16_t 245 rte_cryptodev_dequeue_burst(uint8_t dev_id, uint16_t qp_id, 246 struct rte_crypto_op **ops, uint16_t nb_ops) 247 { 248 CU_ASSERT(nb_ops > 0); 249 250 /* A crypto device can be full on enqueue, the driver is designed to drain 251 * the device at the time by calling the poller until it's empty, then 252 * submitting the remaining crypto ops. 253 */ 254 if (g_test_overflow) { 255 if (g_dequeue_mock == 0) { 256 return 0; 257 } 258 *ops = g_test_crypto_ops[g_enqueue_mock]; 259 (*ops)->status = RTE_CRYPTO_OP_STATUS_SUCCESS; 260 g_dequeue_mock -= 1; 261 } 262 return (g_dequeue_mock + 1); 263 } 264 265 /* Instead of allocating real memory, assign the allocations to our 266 * test array for assertion in tests. 267 */ 268 static inline unsigned 269 rte_crypto_op_bulk_alloc(struct rte_mempool *mempool, 270 enum rte_crypto_op_type type, 271 struct rte_crypto_op **ops, uint16_t nb_ops) 272 { 273 int i; 274 275 for (i = 0; i < nb_ops; i++) { 276 *ops++ = g_test_crypto_ops[i]; 277 } 278 return ut_rte_crypto_op_bulk_alloc; 279 } 280 281 static __rte_always_inline void 282 rte_mempool_put_bulk(struct rte_mempool *mp, void *const *obj_table, 283 unsigned int n) 284 { 285 return; 286 } 287 288 static inline void *rte_mempool_get_priv(struct rte_mempool *mp) 289 { 290 return NULL; 291 } 292 293 294 static inline int 295 rte_crypto_op_attach_sym_session(struct rte_crypto_op *op, 296 struct rte_cryptodev_sym_session *sess) 297 { 298 return ut_rte_crypto_op_attach_sym_session; 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; 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 g_test_crypto_ops[i] = calloc(1, sizeof(struct rte_crypto_op) + 334 sizeof(struct rte_crypto_sym_op)); 335 g_test_dequeued_ops[i] = calloc(1, sizeof(struct rte_crypto_op) + 336 sizeof(struct rte_crypto_sym_op)); 337 } 338 return 0; 339 } 340 341 /* Global teardown for all tests */ 342 static int 343 test_cleanup(void) 344 { 345 int i; 346 347 free(g_test_config); 348 spdk_mempool_free(g_mbuf_mp); 349 for (i = 0; i < MAX_TEST_BLOCKS; i++) { 350 free(g_test_crypto_ops[i]); 351 free(g_test_dequeued_ops[i]); 352 } 353 free(g_bdev_io->u.bdev.iovs); 354 free(g_bdev_io); 355 free(g_io_ch); 356 return 0; 357 } 358 359 static void 360 test_error_paths(void) 361 { 362 /* Single element block size write, just to test error paths 363 * in vbdev_crypto_submit_request(). 364 */ 365 g_bdev_io->internal.status = SPDK_BDEV_IO_STATUS_SUCCESS; 366 g_bdev_io->u.bdev.iovcnt = 1; 367 g_bdev_io->u.bdev.num_blocks = 1; 368 g_bdev_io->u.bdev.iovs[0].iov_len = 512; 369 g_crypto_bdev.crypto_bdev.blocklen = 512; 370 g_bdev_io->type = SPDK_BDEV_IO_TYPE_WRITE; 371 g_enqueue_mock = g_dequeue_mock = ut_rte_crypto_op_bulk_alloc = 1; 372 373 /* test failure of spdk_mempool_get_bulk() */ 374 g_bdev_io->internal.status = SPDK_BDEV_IO_STATUS_SUCCESS; 375 MOCK_SET(spdk_mempool_get, NULL); 376 vbdev_crypto_submit_request(g_io_ch, g_bdev_io); 377 CU_ASSERT(g_bdev_io->internal.status == SPDK_BDEV_IO_STATUS_FAILED); 378 379 /* same thing but switch to reads to test error path in _crypto_complete_io() */ 380 g_bdev_io->type = SPDK_BDEV_IO_TYPE_READ; 381 g_bdev_io->internal.status = SPDK_BDEV_IO_STATUS_SUCCESS; 382 TAILQ_INSERT_TAIL(&g_crypto_ch->pending_cry_ios, g_bdev_io, module_link); 383 vbdev_crypto_submit_request(g_io_ch, g_bdev_io); 384 CU_ASSERT(g_bdev_io->internal.status == SPDK_BDEV_IO_STATUS_FAILED); 385 /* Now with the read_blocks failing */ 386 g_bdev_io->type = SPDK_BDEV_IO_TYPE_READ; 387 g_bdev_io->internal.status = SPDK_BDEV_IO_STATUS_SUCCESS; 388 MOCK_SET(spdk_bdev_readv_blocks, -1); 389 vbdev_crypto_submit_request(g_io_ch, g_bdev_io); 390 CU_ASSERT(g_bdev_io->internal.status == SPDK_BDEV_IO_STATUS_FAILED); 391 MOCK_SET(spdk_bdev_readv_blocks, 0); 392 MOCK_CLEAR(spdk_mempool_get); 393 394 /* test failure of rte_crypto_op_bulk_alloc() */ 395 g_bdev_io->internal.status = SPDK_BDEV_IO_STATUS_SUCCESS; 396 ut_rte_crypto_op_bulk_alloc = 0; 397 vbdev_crypto_submit_request(g_io_ch, g_bdev_io); 398 CU_ASSERT(g_bdev_io->internal.status == SPDK_BDEV_IO_STATUS_FAILED); 399 ut_rte_crypto_op_bulk_alloc = 1; 400 401 /* test failure of rte_crypto_op_attach_sym_session() */ 402 g_bdev_io->internal.status = SPDK_BDEV_IO_STATUS_SUCCESS; 403 ut_rte_crypto_op_attach_sym_session = -1; 404 vbdev_crypto_submit_request(g_io_ch, g_bdev_io); 405 CU_ASSERT(g_bdev_io->internal.status == SPDK_BDEV_IO_STATUS_FAILED); 406 ut_rte_crypto_op_attach_sym_session = 0; 407 } 408 409 static void 410 test_simple_write(void) 411 { 412 /* Single element block size write */ 413 g_bdev_io->internal.status = SPDK_BDEV_IO_STATUS_SUCCESS; 414 g_bdev_io->u.bdev.iovcnt = 1; 415 g_bdev_io->u.bdev.num_blocks = 1; 416 g_bdev_io->u.bdev.offset_blocks = 0; 417 g_bdev_io->u.bdev.iovs[0].iov_len = 512; 418 g_bdev_io->u.bdev.iovs[0].iov_base = &test_simple_write; 419 g_crypto_bdev.crypto_bdev.blocklen = 512; 420 g_bdev_io->type = SPDK_BDEV_IO_TYPE_WRITE; 421 g_enqueue_mock = g_dequeue_mock = ut_rte_crypto_op_bulk_alloc = 1; 422 423 vbdev_crypto_submit_request(g_io_ch, g_bdev_io); 424 CU_ASSERT(g_bdev_io->internal.status == SPDK_BDEV_IO_STATUS_SUCCESS); 425 CU_ASSERT(g_io_ctx->cryop_cnt_remaining == 1); 426 CU_ASSERT(g_io_ctx->cry_iov.iov_len == 512); 427 CU_ASSERT(g_io_ctx->cry_iov.iov_base != NULL); 428 CU_ASSERT(g_io_ctx->cry_offset_blocks == 0); 429 CU_ASSERT(g_io_ctx->cry_num_blocks == 1); 430 CU_ASSERT(g_test_crypto_ops[0]->sym->m_src->buf_addr == &test_simple_write); 431 CU_ASSERT(g_test_crypto_ops[0]->sym->m_src->data_len == 512); 432 CU_ASSERT(g_test_crypto_ops[0]->sym->m_src->next == NULL); 433 CU_ASSERT(g_test_crypto_ops[0]->sym->cipher.data.length == 512); 434 CU_ASSERT(g_test_crypto_ops[0]->sym->cipher.data.offset == 0); 435 CU_ASSERT(g_test_crypto_ops[0]->sym->m_src->userdata == g_bdev_io); 436 CU_ASSERT(g_test_crypto_ops[0]->sym->m_dst->buf_addr != NULL); 437 CU_ASSERT(g_test_crypto_ops[0]->sym->m_dst->data_len == 512); 438 439 spdk_dma_free(g_io_ctx->cry_iov.iov_base); 440 spdk_mempool_put(g_mbuf_mp, g_test_crypto_ops[0]->sym->m_src); 441 spdk_mempool_put(g_mbuf_mp, g_test_crypto_ops[0]->sym->m_dst); 442 } 443 444 static void 445 test_simple_read(void) 446 { 447 /* Single element block size read */ 448 g_bdev_io->internal.status = SPDK_BDEV_IO_STATUS_SUCCESS; 449 g_bdev_io->u.bdev.iovcnt = 1; 450 g_bdev_io->u.bdev.num_blocks = 1; 451 g_bdev_io->u.bdev.iovs[0].iov_len = 512; 452 g_bdev_io->u.bdev.iovs[0].iov_base = &test_simple_read; 453 g_crypto_bdev.crypto_bdev.blocklen = 512; 454 g_bdev_io->type = SPDK_BDEV_IO_TYPE_READ; 455 g_enqueue_mock = g_dequeue_mock = ut_rte_crypto_op_bulk_alloc = 1; 456 457 vbdev_crypto_submit_request(g_io_ch, g_bdev_io); 458 CU_ASSERT(g_bdev_io->internal.status == SPDK_BDEV_IO_STATUS_SUCCESS); 459 CU_ASSERT(g_io_ctx->cryop_cnt_remaining == 1); 460 CU_ASSERT(g_test_crypto_ops[0]->sym->m_src->buf_addr == &test_simple_read); 461 CU_ASSERT(g_test_crypto_ops[0]->sym->m_src->data_len == 512); 462 CU_ASSERT(g_test_crypto_ops[0]->sym->m_src->next == NULL); 463 CU_ASSERT(g_test_crypto_ops[0]->sym->cipher.data.length == 512); 464 CU_ASSERT(g_test_crypto_ops[0]->sym->cipher.data.offset == 0); 465 CU_ASSERT(g_test_crypto_ops[0]->sym->m_src->userdata == g_bdev_io); 466 CU_ASSERT(g_test_crypto_ops[0]->sym->m_dst == NULL); 467 468 spdk_mempool_put(g_mbuf_mp, g_test_crypto_ops[0]->sym->m_src); 469 } 470 471 static void 472 test_large_rw(void) 473 { 474 unsigned block_len = 512; 475 unsigned num_blocks = CRYPTO_MAX_IO / block_len; 476 unsigned io_len = block_len * num_blocks; 477 unsigned i; 478 479 /* Multi block size read, multi-element */ 480 g_bdev_io->internal.status = SPDK_BDEV_IO_STATUS_SUCCESS; 481 g_bdev_io->u.bdev.iovcnt = 1; 482 g_bdev_io->u.bdev.num_blocks = num_blocks; 483 g_bdev_io->u.bdev.iovs[0].iov_len = io_len; 484 g_bdev_io->u.bdev.iovs[0].iov_base = &test_large_rw; 485 g_crypto_bdev.crypto_bdev.blocklen = block_len; 486 g_bdev_io->type = SPDK_BDEV_IO_TYPE_READ; 487 g_enqueue_mock = g_dequeue_mock = ut_rte_crypto_op_bulk_alloc = num_blocks; 488 489 vbdev_crypto_submit_request(g_io_ch, g_bdev_io); 490 CU_ASSERT(g_bdev_io->internal.status == SPDK_BDEV_IO_STATUS_SUCCESS); 491 CU_ASSERT(g_io_ctx->cryop_cnt_remaining == (int)num_blocks); 492 493 for (i = 0; i < num_blocks; i++) { 494 CU_ASSERT(g_test_crypto_ops[i]->sym->m_src->buf_addr == &test_large_rw + (i * block_len)); 495 CU_ASSERT(g_test_crypto_ops[i]->sym->m_src->data_len == block_len); 496 CU_ASSERT(g_test_crypto_ops[i]->sym->m_src->next == NULL); 497 CU_ASSERT(g_test_crypto_ops[i]->sym->cipher.data.length == block_len); 498 CU_ASSERT(g_test_crypto_ops[i]->sym->cipher.data.offset == 0); 499 CU_ASSERT(g_test_crypto_ops[i]->sym->m_src->userdata == g_bdev_io); 500 CU_ASSERT(g_test_crypto_ops[i]->sym->m_dst == NULL); 501 spdk_mempool_put(g_mbuf_mp, g_test_crypto_ops[i]->sym->m_src); 502 } 503 504 /* Multi block size write, multi-element */ 505 g_bdev_io->internal.status = SPDK_BDEV_IO_STATUS_SUCCESS; 506 g_bdev_io->u.bdev.iovcnt = 1; 507 g_bdev_io->u.bdev.num_blocks = num_blocks; 508 g_bdev_io->u.bdev.iovs[0].iov_len = io_len; 509 g_bdev_io->u.bdev.iovs[0].iov_base = &test_large_rw; 510 g_crypto_bdev.crypto_bdev.blocklen = block_len; 511 g_bdev_io->type = SPDK_BDEV_IO_TYPE_WRITE; 512 g_enqueue_mock = g_dequeue_mock = ut_rte_crypto_op_bulk_alloc = num_blocks; 513 514 vbdev_crypto_submit_request(g_io_ch, g_bdev_io); 515 CU_ASSERT(g_bdev_io->internal.status == SPDK_BDEV_IO_STATUS_SUCCESS); 516 CU_ASSERT(g_io_ctx->cryop_cnt_remaining == (int)num_blocks); 517 518 for (i = 0; i < num_blocks; i++) { 519 CU_ASSERT(g_test_crypto_ops[i]->sym->m_src->buf_addr == &test_large_rw + (i * block_len)); 520 CU_ASSERT(g_test_crypto_ops[i]->sym->m_src->data_len == block_len); 521 CU_ASSERT(g_test_crypto_ops[i]->sym->m_src->next == NULL); 522 CU_ASSERT(g_test_crypto_ops[i]->sym->cipher.data.length == block_len); 523 CU_ASSERT(g_test_crypto_ops[i]->sym->cipher.data.offset == 0); 524 CU_ASSERT(g_test_crypto_ops[i]->sym->m_src->userdata == g_bdev_io); 525 CU_ASSERT(g_io_ctx->cry_iov.iov_len == io_len); 526 CU_ASSERT(g_io_ctx->cry_iov.iov_base != NULL); 527 CU_ASSERT(g_io_ctx->cry_offset_blocks == 0); 528 CU_ASSERT(g_io_ctx->cry_num_blocks == num_blocks); 529 CU_ASSERT(g_test_crypto_ops[i]->sym->m_dst->buf_addr != NULL); 530 CU_ASSERT(g_test_crypto_ops[i]->sym->m_dst->data_len == block_len); 531 spdk_mempool_put(g_mbuf_mp, g_test_crypto_ops[i]->sym->m_src); 532 spdk_mempool_put(g_mbuf_mp, g_test_crypto_ops[i]->sym->m_dst); 533 } 534 spdk_dma_free(g_io_ctx->cry_iov.iov_base); 535 } 536 537 static void 538 test_dev_full(void) 539 { 540 unsigned block_len = 512; 541 unsigned num_blocks = 2; 542 unsigned io_len = block_len * num_blocks; 543 unsigned i; 544 545 g_test_overflow = 1; 546 547 /* Multi block size read, multi-element */ 548 g_bdev_io->internal.status = SPDK_BDEV_IO_STATUS_SUCCESS; 549 g_bdev_io->u.bdev.iovcnt = 1; 550 g_bdev_io->u.bdev.num_blocks = num_blocks; 551 g_bdev_io->u.bdev.iovs[0].iov_len = io_len; 552 g_bdev_io->u.bdev.iovs[0].iov_base = &test_dev_full; 553 g_crypto_bdev.crypto_bdev.blocklen = block_len; 554 g_bdev_io->type = SPDK_BDEV_IO_TYPE_READ; 555 g_enqueue_mock = g_dequeue_mock = 1; 556 ut_rte_crypto_op_bulk_alloc = num_blocks; 557 558 vbdev_crypto_submit_request(g_io_ch, g_bdev_io); 559 CU_ASSERT(g_bdev_io->internal.status == SPDK_BDEV_IO_STATUS_SUCCESS); 560 561 /* this test only completes one of the 2 IOs (in the drain path) */ 562 CU_ASSERT(g_io_ctx->cryop_cnt_remaining == 1); 563 564 for (i = 0; i < num_blocks; i++) { 565 /* One of the src_mbufs was freed because of the device full condition so 566 * we can't assert its value here. 567 */ 568 CU_ASSERT(g_test_dev_full_ops[i]->sym->cipher.data.length == block_len); 569 CU_ASSERT(g_test_dev_full_ops[i]->sym->cipher.data.offset == 0); 570 CU_ASSERT(g_test_dev_full_ops[i]->sym->m_src == g_test_dev_full_ops[i]->sym->m_src); 571 CU_ASSERT(g_test_dev_full_ops[i]->sym->m_dst == NULL); 572 } 573 574 /* Only one of the 2 blocks in the test was freed on completion by design, so 575 * we need to free th other one here. 576 */ 577 spdk_mempool_put(g_mbuf_mp, g_test_crypto_ops[0]->sym->m_src); 578 g_test_overflow = 0; 579 } 580 581 static void 582 test_crazy_rw(void) 583 { 584 unsigned block_len = 512; 585 int num_blocks = 4; 586 int i; 587 588 /* Multi block size read, single element, strange IOV makeup */ 589 g_bdev_io->internal.status = SPDK_BDEV_IO_STATUS_SUCCESS; 590 g_bdev_io->u.bdev.iovcnt = 3; 591 g_bdev_io->u.bdev.num_blocks = num_blocks; 592 g_bdev_io->u.bdev.iovs[0].iov_len = 512; 593 g_bdev_io->u.bdev.iovs[0].iov_base = &test_crazy_rw; 594 g_bdev_io->u.bdev.iovs[1].iov_len = 1024; 595 g_bdev_io->u.bdev.iovs[1].iov_base = &test_crazy_rw + 512; 596 g_bdev_io->u.bdev.iovs[2].iov_len = 512; 597 g_bdev_io->u.bdev.iovs[2].iov_base = &test_crazy_rw + 512 + 1024; 598 599 g_crypto_bdev.crypto_bdev.blocklen = block_len; 600 g_bdev_io->type = SPDK_BDEV_IO_TYPE_READ; 601 g_enqueue_mock = g_dequeue_mock = ut_rte_crypto_op_bulk_alloc = num_blocks; 602 603 vbdev_crypto_submit_request(g_io_ch, g_bdev_io); 604 CU_ASSERT(g_bdev_io->internal.status == SPDK_BDEV_IO_STATUS_SUCCESS); 605 CU_ASSERT(g_io_ctx->cryop_cnt_remaining == num_blocks); 606 607 for (i = 0; i < num_blocks; i++) { 608 CU_ASSERT(g_test_crypto_ops[i]->sym->m_src->buf_addr == &test_crazy_rw + (i * block_len)); 609 CU_ASSERT(g_test_crypto_ops[i]->sym->m_src->data_len == block_len); 610 CU_ASSERT(g_test_crypto_ops[i]->sym->m_src->next == NULL); 611 CU_ASSERT(g_test_crypto_ops[i]->sym->cipher.data.length == block_len); 612 CU_ASSERT(g_test_crypto_ops[i]->sym->cipher.data.offset == 0); 613 CU_ASSERT(g_test_crypto_ops[i]->sym->m_src->userdata == g_bdev_io); 614 CU_ASSERT(g_test_crypto_ops[i]->sym->m_src == g_test_crypto_ops[i]->sym->m_src); 615 CU_ASSERT(g_test_crypto_ops[i]->sym->m_dst == NULL); 616 spdk_mempool_put(g_mbuf_mp, g_test_crypto_ops[i]->sym->m_src); 617 } 618 619 /* Multi block size write, single element strange IOV makeup */ 620 num_blocks = 8; 621 g_bdev_io->internal.status = SPDK_BDEV_IO_STATUS_SUCCESS; 622 g_bdev_io->u.bdev.iovcnt = 4; 623 g_bdev_io->u.bdev.num_blocks = num_blocks; 624 g_bdev_io->u.bdev.iovs[0].iov_len = 2048; 625 g_bdev_io->u.bdev.iovs[0].iov_base = &test_crazy_rw; 626 g_bdev_io->u.bdev.iovs[1].iov_len = 512; 627 g_bdev_io->u.bdev.iovs[1].iov_base = &test_crazy_rw + 2048; 628 g_bdev_io->u.bdev.iovs[2].iov_len = 512; 629 g_bdev_io->u.bdev.iovs[2].iov_base = &test_crazy_rw + 2048 + 512; 630 g_bdev_io->u.bdev.iovs[3].iov_len = 1024; 631 g_bdev_io->u.bdev.iovs[3].iov_base = &test_crazy_rw + 2048 + 512 + 512; 632 633 g_crypto_bdev.crypto_bdev.blocklen = block_len; 634 g_bdev_io->type = SPDK_BDEV_IO_TYPE_WRITE; 635 g_enqueue_mock = g_dequeue_mock = ut_rte_crypto_op_bulk_alloc = num_blocks; 636 637 vbdev_crypto_submit_request(g_io_ch, g_bdev_io); 638 CU_ASSERT(g_bdev_io->internal.status == SPDK_BDEV_IO_STATUS_SUCCESS); 639 CU_ASSERT(g_io_ctx->cryop_cnt_remaining == num_blocks); 640 641 for (i = 0; i < num_blocks; i++) { 642 CU_ASSERT(g_test_crypto_ops[i]->sym->m_src->buf_addr == &test_crazy_rw + (i * block_len)); 643 CU_ASSERT(g_test_crypto_ops[i]->sym->m_src->data_len == block_len); 644 CU_ASSERT(g_test_crypto_ops[i]->sym->m_src->next == NULL); 645 CU_ASSERT(g_test_crypto_ops[i]->sym->cipher.data.length == block_len); 646 CU_ASSERT(g_test_crypto_ops[i]->sym->cipher.data.offset == 0); 647 CU_ASSERT(g_test_crypto_ops[i]->sym->m_src->userdata == g_bdev_io); 648 CU_ASSERT(g_test_crypto_ops[i]->sym->m_src == g_test_crypto_ops[i]->sym->m_src); 649 CU_ASSERT(g_test_crypto_ops[i]->sym->m_dst == g_test_crypto_ops[i]->sym->m_dst); 650 spdk_mempool_put(g_mbuf_mp, g_test_crypto_ops[i]->sym->m_src); 651 spdk_mempool_put(g_mbuf_mp, g_test_crypto_ops[i]->sym->m_dst); 652 } 653 spdk_dma_free(g_io_ctx->cry_iov.iov_base); 654 } 655 656 static void 657 test_passthru(void) 658 { 659 /* Make sure these follow our completion callback, test success & fail. */ 660 g_bdev_io->type = SPDK_BDEV_IO_TYPE_UNMAP; 661 MOCK_SET(spdk_bdev_unmap_blocks, 0); 662 vbdev_crypto_submit_request(g_io_ch, g_bdev_io); 663 CU_ASSERT(g_bdev_io->internal.status == SPDK_BDEV_IO_STATUS_SUCCESS); 664 MOCK_SET(spdk_bdev_unmap_blocks, -1); 665 vbdev_crypto_submit_request(g_io_ch, g_bdev_io); 666 CU_ASSERT(g_bdev_io->internal.status == SPDK_BDEV_IO_STATUS_FAILED); 667 MOCK_CLEAR(spdk_bdev_unmap_blocks); 668 669 g_bdev_io->type = SPDK_BDEV_IO_TYPE_FLUSH; 670 MOCK_SET(spdk_bdev_flush_blocks, 0); 671 vbdev_crypto_submit_request(g_io_ch, g_bdev_io); 672 CU_ASSERT(g_bdev_io->internal.status == SPDK_BDEV_IO_STATUS_SUCCESS); 673 MOCK_SET(spdk_bdev_flush_blocks, -1); 674 vbdev_crypto_submit_request(g_io_ch, g_bdev_io); 675 CU_ASSERT(g_bdev_io->internal.status == SPDK_BDEV_IO_STATUS_FAILED); 676 MOCK_CLEAR(spdk_bdev_flush_blocks); 677 678 /* We should never get a WZ command, we report that we don't support it. */ 679 g_bdev_io->type = SPDK_BDEV_IO_TYPE_WRITE_ZEROES; 680 vbdev_crypto_submit_request(g_io_ch, g_bdev_io); 681 CU_ASSERT(g_bdev_io->internal.status == SPDK_BDEV_IO_STATUS_FAILED); 682 } 683 684 static void 685 test_reset(void) 686 { 687 /* TODO: There are a few different ways to do this given that 688 * the code uses spdk_for_each_channel() to implement reset 689 * handling. SUbmitting w/o UT for this function for now and 690 * will follow up with something shortly. 691 */ 692 } 693 694 static void 695 test_initdrivers(void) 696 { 697 int rc; 698 static struct spdk_mempool *orig_mbuf_mp; 699 static struct spdk_mempool *orig_session_mp; 700 701 /* No drivers available, not an error though */ 702 MOCK_SET(rte_eal_get_configuration, g_test_config); 703 MOCK_SET(rte_cryptodev_count, 0); 704 rc = vbdev_crypto_init_crypto_drivers(); 705 CU_ASSERT(rc == 0); 706 707 /* Test failure of DPDK dev init. */ 708 MOCK_SET(rte_cryptodev_count, 2); 709 MOCK_SET(rte_vdev_init, -1); 710 rc = vbdev_crypto_init_crypto_drivers(); 711 CU_ASSERT(rc == -EINVAL); 712 MOCK_SET(rte_vdev_init, 0); 713 714 /* Can't create session pool. */ 715 MOCK_SET(spdk_mempool_create, NULL); 716 orig_mbuf_mp = g_mbuf_mp; 717 orig_session_mp = g_session_mp; 718 rc = vbdev_crypto_init_crypto_drivers(); 719 g_mbuf_mp = orig_mbuf_mp; 720 g_session_mp = orig_session_mp; 721 CU_ASSERT(rc == -ENOMEM); 722 MOCK_CLEAR(spdk_mempool_create); 723 724 /* Can't create op pool. These tests will alloc and free our g_mbuf_mp 725 * so save that off here and restore it after each test is over. 726 */ 727 orig_mbuf_mp = g_mbuf_mp; 728 orig_session_mp = g_session_mp; 729 MOCK_SET(rte_crypto_op_pool_create, NULL); 730 rc = vbdev_crypto_init_crypto_drivers(); 731 g_mbuf_mp = orig_mbuf_mp; 732 g_session_mp = orig_session_mp; 733 CU_ASSERT(rc == -ENOMEM); 734 MOCK_SET(rte_crypto_op_pool_create, (struct rte_mempool *)1); 735 736 /* Check resources are sufficient failure. */ 737 orig_mbuf_mp = g_mbuf_mp; 738 orig_session_mp = g_session_mp; 739 rc = vbdev_crypto_init_crypto_drivers(); 740 g_mbuf_mp = orig_mbuf_mp; 741 g_session_mp = orig_session_mp; 742 CU_ASSERT(rc == -EINVAL); 743 744 /* Test crypto dev configure failure. */ 745 MOCK_SET(rte_cryptodev_device_count_by_driver, 2); 746 MOCK_SET(rte_cryptodev_info_get, 1); 747 MOCK_SET(rte_cryptodev_configure, -1); 748 orig_mbuf_mp = g_mbuf_mp; 749 orig_session_mp = g_session_mp; 750 rc = vbdev_crypto_init_crypto_drivers(); 751 g_mbuf_mp = orig_mbuf_mp; 752 g_session_mp = orig_session_mp; 753 MOCK_SET(rte_cryptodev_configure, 0); 754 CU_ASSERT(rc == -EINVAL); 755 756 /* Test failure of qp setup. */ 757 MOCK_SET(rte_cryptodev_queue_pair_setup, -1); 758 orig_mbuf_mp = g_mbuf_mp; 759 orig_session_mp = g_session_mp; 760 rc = vbdev_crypto_init_crypto_drivers(); 761 g_mbuf_mp = orig_mbuf_mp; 762 g_session_mp = orig_session_mp; 763 CU_ASSERT(rc == -EINVAL); 764 MOCK_SET(rte_cryptodev_queue_pair_setup, 0); 765 766 /* Test failure of dev start. */ 767 MOCK_SET(rte_cryptodev_start, -1); 768 orig_mbuf_mp = g_mbuf_mp; 769 orig_session_mp = g_session_mp; 770 rc = vbdev_crypto_init_crypto_drivers(); 771 g_mbuf_mp = orig_mbuf_mp; 772 g_session_mp = orig_session_mp; 773 CU_ASSERT(rc == -EINVAL); 774 MOCK_SET(rte_cryptodev_start, 0); 775 776 /* Test happy path. */ 777 rc = vbdev_crypto_init_crypto_drivers(); 778 CU_ASSERT(rc == 0); 779 } 780 781 static void 782 test_crypto_op_complete(void) 783 { 784 /* Make sure completion code respects failure. */ 785 g_bdev_io->internal.status = SPDK_BDEV_IO_STATUS_FAILED; 786 g_completion_called = false; 787 _crypto_operation_complete(g_bdev_io); 788 CU_ASSERT(g_bdev_io->internal.status == SPDK_BDEV_IO_STATUS_FAILED); 789 CU_ASSERT(g_completion_called == true); 790 791 /* Test read completion. */ 792 g_bdev_io->internal.status = SPDK_BDEV_IO_STATUS_SUCCESS; 793 g_bdev_io->type = SPDK_BDEV_IO_TYPE_READ; 794 g_completion_called = false; 795 _crypto_operation_complete(g_bdev_io); 796 CU_ASSERT(g_bdev_io->internal.status == SPDK_BDEV_IO_STATUS_SUCCESS); 797 CU_ASSERT(g_completion_called == true); 798 799 /* Test write completion success. */ 800 g_bdev_io->internal.status = SPDK_BDEV_IO_STATUS_SUCCESS; 801 g_bdev_io->type = SPDK_BDEV_IO_TYPE_WRITE; 802 g_completion_called = false; 803 MOCK_SET(spdk_bdev_writev_blocks, 0); 804 /* Code under test will free this, if not ASAN will complain. */ 805 g_io_ctx->cry_iov.iov_base = spdk_dma_malloc(16, 0x10, NULL); 806 _crypto_operation_complete(g_bdev_io); 807 CU_ASSERT(g_bdev_io->internal.status == SPDK_BDEV_IO_STATUS_SUCCESS); 808 CU_ASSERT(g_completion_called == true); 809 810 /* Test write completion failed. */ 811 g_bdev_io->internal.status = SPDK_BDEV_IO_STATUS_SUCCESS; 812 g_bdev_io->type = SPDK_BDEV_IO_TYPE_WRITE; 813 g_completion_called = false; 814 MOCK_SET(spdk_bdev_writev_blocks, -1); 815 /* Code under test will free this, if not ASAN will complain. */ 816 g_io_ctx->cry_iov.iov_base = spdk_dma_malloc(16, 0x10, NULL); 817 _crypto_operation_complete(g_bdev_io); 818 CU_ASSERT(g_bdev_io->internal.status == SPDK_BDEV_IO_STATUS_FAILED); 819 CU_ASSERT(g_completion_called == true); 820 821 /* Test bogus type for this completion. */ 822 g_bdev_io->internal.status = SPDK_BDEV_IO_STATUS_SUCCESS; 823 g_bdev_io->type = SPDK_BDEV_IO_TYPE_RESET; 824 g_completion_called = false; 825 _crypto_operation_complete(g_bdev_io); 826 CU_ASSERT(g_bdev_io->internal.status == SPDK_BDEV_IO_STATUS_FAILED); 827 CU_ASSERT(g_completion_called == true); 828 } 829 830 static void 831 test_supported_io(void) 832 { 833 void *ctx = NULL; 834 bool rc = true; 835 836 /* Make sure we always report false to WZ, we need the bdev layer to 837 * send real 0's so we can encrypt/decrypt them. 838 */ 839 rc = vbdev_crypto_io_type_supported(ctx, SPDK_BDEV_IO_TYPE_WRITE_ZEROES); 840 CU_ASSERT(rc == false); 841 } 842 843 int 844 main(int argc, char **argv) 845 { 846 CU_pSuite suite = NULL; 847 unsigned int num_failures; 848 849 if (CU_initialize_registry() != CUE_SUCCESS) { 850 return CU_get_error(); 851 } 852 853 suite = CU_add_suite("crypto", test_setup, test_cleanup); 854 if (suite == NULL) { 855 CU_cleanup_registry(); 856 return CU_get_error(); 857 } 858 859 if (CU_add_test(suite, "test_error_paths", 860 test_error_paths) == NULL || 861 CU_add_test(suite, "test_simple_write", 862 test_simple_write) == NULL || 863 CU_add_test(suite, "test_simple_read", 864 test_simple_read) == NULL || 865 CU_add_test(suite, "test_large_rw", 866 test_large_rw) == NULL || 867 CU_add_test(suite, "test_dev_full", 868 test_dev_full) == NULL || 869 CU_add_test(suite, "test_crazy_rw", 870 test_crazy_rw) == NULL || 871 CU_add_test(suite, "test_passthru", 872 test_passthru) == NULL || 873 CU_add_test(suite, "test_initdrivers", 874 test_initdrivers) == NULL || 875 CU_add_test(suite, "test_crypto_op_complete", 876 test_crypto_op_complete) == NULL || 877 CU_add_test(suite, "test_supported_io", 878 test_supported_io) == NULL || 879 CU_add_test(suite, "test_reset", 880 test_reset) == NULL 881 ) { 882 CU_cleanup_registry(); 883 return CU_get_error(); 884 } 885 886 CU_basic_set_mode(CU_BRM_VERBOSE); 887 CU_basic_run_tests(); 888 num_failures = CU_get_number_of_failures(); 889 CU_cleanup_registry(); 890 return num_failures; 891 } 892