test/compress: rework error checks
[dpdk.git] / app / test / test_compressdev.c
1 /* SPDX-License-Identifier: BSD-3-Clause
2  * Copyright(c) 2018 - 2019 Intel Corporation
3  */
4 #include <string.h>
5 #include <zlib.h>
6 #include <math.h>
7 #include <stdlib.h>
8 #include <unistd.h>
9
10 #include <rte_cycles.h>
11 #include <rte_malloc.h>
12 #include <rte_mempool.h>
13 #include <rte_mbuf.h>
14 #include <rte_compressdev.h>
15 #include <rte_string_fns.h>
16
17 #include "test_compressdev_test_buffer.h"
18 #include "test.h"
19
20 #define DIV_CEIL(a, b)  ((a) / (b) + ((a) % (b) != 0))
21
22 #define DEFAULT_WINDOW_SIZE 15
23 #define DEFAULT_MEM_LEVEL 8
24 #define MAX_DEQD_RETRIES 10
25 #define DEQUEUE_WAIT_TIME 10000
26
27 /*
28  * 30% extra size for compressed data compared to original data,
29  * in case data size cannot be reduced and it is actually bigger
30  * due to the compress block headers
31  */
32 #define COMPRESS_BUF_SIZE_RATIO 1.3
33 #define NUM_LARGE_MBUFS 16
34 #define SMALL_SEG_SIZE 256
35 #define MAX_SEGS 16
36 #define NUM_OPS 16
37 #define NUM_MAX_XFORMS 16
38 #define NUM_MAX_INFLIGHT_OPS 128
39 #define CACHE_SIZE 0
40
41 #define ZLIB_CRC_CHECKSUM_WINDOW_BITS 31
42 #define ZLIB_HEADER_SIZE 2
43 #define ZLIB_TRAILER_SIZE 4
44 #define GZIP_HEADER_SIZE 10
45 #define GZIP_TRAILER_SIZE 8
46
47 #define OUT_OF_SPACE_BUF 1
48
49 #define MAX_MBUF_SEGMENT_SIZE 65535
50 #define MAX_DATA_MBUF_SIZE (MAX_MBUF_SEGMENT_SIZE - RTE_PKTMBUF_HEADROOM)
51 #define NUM_BIG_MBUFS 4
52 #define BIG_DATA_TEST_SIZE (MAX_DATA_MBUF_SIZE * NUM_BIG_MBUFS / 2)
53
54 const char *
55 huffman_type_strings[] = {
56         [RTE_COMP_HUFFMAN_DEFAULT]      = "PMD default",
57         [RTE_COMP_HUFFMAN_FIXED]        = "Fixed",
58         [RTE_COMP_HUFFMAN_DYNAMIC]      = "Dynamic"
59 };
60
61 enum zlib_direction {
62         ZLIB_NONE,
63         ZLIB_COMPRESS,
64         ZLIB_DECOMPRESS,
65         ZLIB_ALL
66 };
67
68 enum varied_buff {
69         LB_BOTH = 0,    /* both input and output are linear*/
70         SGL_BOTH,       /* both input and output are chained */
71         SGL_TO_LB,      /* input buffer is chained */
72         LB_TO_SGL       /* output buffer is chained */
73 };
74
75 struct priv_op_data {
76         uint16_t orig_idx;
77 };
78
79 struct comp_testsuite_params {
80         struct rte_mempool *large_mbuf_pool;
81         struct rte_mempool *small_mbuf_pool;
82         struct rte_mempool *big_mbuf_pool;
83         struct rte_mempool *op_pool;
84         struct rte_comp_xform *def_comp_xform;
85         struct rte_comp_xform *def_decomp_xform;
86 };
87
88 struct interim_data_params {
89         const char * const *test_bufs;
90         unsigned int num_bufs;
91         uint16_t *buf_idx;
92         struct rte_comp_xform **compress_xforms;
93         struct rte_comp_xform **decompress_xforms;
94         unsigned int num_xforms;
95 };
96
97 struct test_data_params {
98         enum rte_comp_op_type state;
99         enum varied_buff buff_type;
100         enum zlib_direction zlib_dir;
101         unsigned int out_of_space;
102         unsigned int big_data;
103 };
104
105 static struct comp_testsuite_params testsuite_params = { 0 };
106
107 static void
108 testsuite_teardown(void)
109 {
110         struct comp_testsuite_params *ts_params = &testsuite_params;
111
112         if (rte_mempool_in_use_count(ts_params->large_mbuf_pool))
113                 RTE_LOG(ERR, USER1, "Large mbuf pool still has unfreed bufs\n");
114         if (rte_mempool_in_use_count(ts_params->small_mbuf_pool))
115                 RTE_LOG(ERR, USER1, "Small mbuf pool still has unfreed bufs\n");
116         if (rte_mempool_in_use_count(ts_params->big_mbuf_pool))
117                 RTE_LOG(ERR, USER1, "Big mbuf pool still has unfreed bufs\n");
118         if (rte_mempool_in_use_count(ts_params->op_pool))
119                 RTE_LOG(ERR, USER1, "op pool still has unfreed ops\n");
120
121         rte_mempool_free(ts_params->large_mbuf_pool);
122         rte_mempool_free(ts_params->small_mbuf_pool);
123         rte_mempool_free(ts_params->big_mbuf_pool);
124         rte_mempool_free(ts_params->op_pool);
125         rte_free(ts_params->def_comp_xform);
126         rte_free(ts_params->def_decomp_xform);
127 }
128
129 static int
130 testsuite_setup(void)
131 {
132         struct comp_testsuite_params *ts_params = &testsuite_params;
133         uint32_t max_buf_size = 0;
134         unsigned int i;
135
136         if (rte_compressdev_count() == 0) {
137                 RTE_LOG(WARNING, USER1, "Need at least one compress device\n");
138                 return TEST_SKIPPED;
139         }
140
141         RTE_LOG(NOTICE, USER1, "Running tests on device %s\n",
142                                 rte_compressdev_name_get(0));
143
144         for (i = 0; i < RTE_DIM(compress_test_bufs); i++)
145                 max_buf_size = RTE_MAX(max_buf_size,
146                                 strlen(compress_test_bufs[i]) + 1);
147
148         /*
149          * Buffers to be used in compression and decompression.
150          * Since decompressed data might be larger than
151          * compressed data (due to block header),
152          * buffers should be big enough for both cases.
153          */
154         max_buf_size *= COMPRESS_BUF_SIZE_RATIO;
155         ts_params->large_mbuf_pool = rte_pktmbuf_pool_create("large_mbuf_pool",
156                         NUM_LARGE_MBUFS,
157                         CACHE_SIZE, 0,
158                         max_buf_size + RTE_PKTMBUF_HEADROOM,
159                         rte_socket_id());
160         if (ts_params->large_mbuf_pool == NULL) {
161                 RTE_LOG(ERR, USER1, "Large mbuf pool could not be created\n");
162                 return TEST_FAILED;
163         }
164
165         /* Create mempool with smaller buffers for SGL testing */
166         ts_params->small_mbuf_pool = rte_pktmbuf_pool_create("small_mbuf_pool",
167                         NUM_LARGE_MBUFS * MAX_SEGS,
168                         CACHE_SIZE, 0,
169                         SMALL_SEG_SIZE + RTE_PKTMBUF_HEADROOM,
170                         rte_socket_id());
171         if (ts_params->small_mbuf_pool == NULL) {
172                 RTE_LOG(ERR, USER1, "Small mbuf pool could not be created\n");
173                 goto exit;
174         }
175
176         /* Create mempool with big buffers for SGL testing */
177         ts_params->big_mbuf_pool = rte_pktmbuf_pool_create("big_mbuf_pool",
178                         NUM_BIG_MBUFS + 1,
179                         CACHE_SIZE, 0,
180                         MAX_MBUF_SEGMENT_SIZE,
181                         rte_socket_id());
182         if (ts_params->big_mbuf_pool == NULL) {
183                 RTE_LOG(ERR, USER1, "Big mbuf pool could not be created\n");
184                 goto exit;
185         }
186
187         ts_params->op_pool = rte_comp_op_pool_create("op_pool", NUM_OPS,
188                                 0, sizeof(struct priv_op_data),
189                                 rte_socket_id());
190         if (ts_params->op_pool == NULL) {
191                 RTE_LOG(ERR, USER1, "Operation pool could not be created\n");
192                 goto exit;
193         }
194
195         ts_params->def_comp_xform =
196                         rte_malloc(NULL, sizeof(struct rte_comp_xform), 0);
197         if (ts_params->def_comp_xform == NULL) {
198                 RTE_LOG(ERR, USER1,
199                         "Default compress xform could not be created\n");
200                 goto exit;
201         }
202         ts_params->def_decomp_xform =
203                         rte_malloc(NULL, sizeof(struct rte_comp_xform), 0);
204         if (ts_params->def_decomp_xform == NULL) {
205                 RTE_LOG(ERR, USER1,
206                         "Default decompress xform could not be created\n");
207                 goto exit;
208         }
209
210         /* Initializes default values for compress/decompress xforms */
211         ts_params->def_comp_xform->type = RTE_COMP_COMPRESS;
212         ts_params->def_comp_xform->compress.algo = RTE_COMP_ALGO_DEFLATE,
213         ts_params->def_comp_xform->compress.deflate.huffman =
214                                                 RTE_COMP_HUFFMAN_DEFAULT;
215         ts_params->def_comp_xform->compress.level = RTE_COMP_LEVEL_PMD_DEFAULT;
216         ts_params->def_comp_xform->compress.chksum = RTE_COMP_CHECKSUM_NONE;
217         ts_params->def_comp_xform->compress.window_size = DEFAULT_WINDOW_SIZE;
218
219         ts_params->def_decomp_xform->type = RTE_COMP_DECOMPRESS;
220         ts_params->def_decomp_xform->decompress.algo = RTE_COMP_ALGO_DEFLATE,
221         ts_params->def_decomp_xform->decompress.chksum = RTE_COMP_CHECKSUM_NONE;
222         ts_params->def_decomp_xform->decompress.window_size = DEFAULT_WINDOW_SIZE;
223
224         return TEST_SUCCESS;
225
226 exit:
227         testsuite_teardown();
228
229         return TEST_FAILED;
230 }
231
232 static int
233 generic_ut_setup(void)
234 {
235         /* Configure compressdev (one device, one queue pair) */
236         struct rte_compressdev_config config = {
237                 .socket_id = rte_socket_id(),
238                 .nb_queue_pairs = 1,
239                 .max_nb_priv_xforms = NUM_MAX_XFORMS,
240                 .max_nb_streams = 0
241         };
242
243         if (rte_compressdev_configure(0, &config) < 0) {
244                 RTE_LOG(ERR, USER1, "Device configuration failed\n");
245                 return -1;
246         }
247
248         if (rte_compressdev_queue_pair_setup(0, 0, NUM_MAX_INFLIGHT_OPS,
249                         rte_socket_id()) < 0) {
250                 RTE_LOG(ERR, USER1, "Queue pair setup failed\n");
251                 return -1;
252         }
253
254         if (rte_compressdev_start(0) < 0) {
255                 RTE_LOG(ERR, USER1, "Device could not be started\n");
256                 return -1;
257         }
258
259         return 0;
260 }
261
262 static void
263 generic_ut_teardown(void)
264 {
265         rte_compressdev_stop(0);
266         if (rte_compressdev_close(0) < 0)
267                 RTE_LOG(ERR, USER1, "Device could not be closed\n");
268 }
269
270 static int
271 test_compressdev_invalid_configuration(void)
272 {
273         struct rte_compressdev_config invalid_config;
274         struct rte_compressdev_config valid_config = {
275                 .socket_id = rte_socket_id(),
276                 .nb_queue_pairs = 1,
277                 .max_nb_priv_xforms = NUM_MAX_XFORMS,
278                 .max_nb_streams = 0
279         };
280         struct rte_compressdev_info dev_info;
281
282         /* Invalid configuration with 0 queue pairs */
283         memcpy(&invalid_config, &valid_config,
284                         sizeof(struct rte_compressdev_config));
285         invalid_config.nb_queue_pairs = 0;
286
287         TEST_ASSERT_FAIL(rte_compressdev_configure(0, &invalid_config),
288                         "Device configuration was successful "
289                         "with no queue pairs (invalid)\n");
290
291         /*
292          * Invalid configuration with too many queue pairs
293          * (if there is an actual maximum number of queue pairs)
294          */
295         rte_compressdev_info_get(0, &dev_info);
296         if (dev_info.max_nb_queue_pairs != 0) {
297                 memcpy(&invalid_config, &valid_config,
298                         sizeof(struct rte_compressdev_config));
299                 invalid_config.nb_queue_pairs = dev_info.max_nb_queue_pairs + 1;
300
301                 TEST_ASSERT_FAIL(rte_compressdev_configure(0, &invalid_config),
302                                 "Device configuration was successful "
303                                 "with too many queue pairs (invalid)\n");
304         }
305
306         /* Invalid queue pair setup, with no number of queue pairs set */
307         TEST_ASSERT_FAIL(rte_compressdev_queue_pair_setup(0, 0,
308                                 NUM_MAX_INFLIGHT_OPS, rte_socket_id()),
309                         "Queue pair setup was successful "
310                         "with no queue pairs set (invalid)\n");
311
312         return TEST_SUCCESS;
313 }
314
315 static int
316 compare_buffers(const char *buffer1, uint32_t buffer1_len,
317                 const char *buffer2, uint32_t buffer2_len)
318 {
319         if (buffer1_len != buffer2_len) {
320                 RTE_LOG(ERR, USER1, "Buffer lengths are different\n");
321                 return -1;
322         }
323
324         if (memcmp(buffer1, buffer2, buffer1_len) != 0) {
325                 RTE_LOG(ERR, USER1, "Buffers are different\n");
326                 return -1;
327         }
328
329         return 0;
330 }
331
332 /*
333  * Maps compressdev and Zlib flush flags
334  */
335 static int
336 map_zlib_flush_flag(enum rte_comp_flush_flag flag)
337 {
338         switch (flag) {
339         case RTE_COMP_FLUSH_NONE:
340                 return Z_NO_FLUSH;
341         case RTE_COMP_FLUSH_SYNC:
342                 return Z_SYNC_FLUSH;
343         case RTE_COMP_FLUSH_FULL:
344                 return Z_FULL_FLUSH;
345         case RTE_COMP_FLUSH_FINAL:
346                 return Z_FINISH;
347         /*
348          * There should be only the values above,
349          * so this should never happen
350          */
351         default:
352                 return -1;
353         }
354 }
355
356 static int
357 compress_zlib(struct rte_comp_op *op,
358                 const struct rte_comp_xform *xform, int mem_level)
359 {
360         z_stream stream;
361         int zlib_flush;
362         int strategy, window_bits, comp_level;
363         int ret = TEST_FAILED;
364         uint8_t *single_src_buf = NULL;
365         uint8_t *single_dst_buf = NULL;
366
367         /* initialize zlib stream */
368         stream.zalloc = Z_NULL;
369         stream.zfree = Z_NULL;
370         stream.opaque = Z_NULL;
371
372         if (xform->compress.deflate.huffman == RTE_COMP_HUFFMAN_FIXED)
373                 strategy = Z_FIXED;
374         else
375                 strategy = Z_DEFAULT_STRATEGY;
376
377         /*
378          * Window bits is the base two logarithm of the window size (in bytes).
379          * When doing raw DEFLATE, this number will be negative.
380          */
381         window_bits = -(xform->compress.window_size);
382         if (xform->compress.chksum == RTE_COMP_CHECKSUM_ADLER32)
383                 window_bits *= -1;
384         else if (xform->compress.chksum == RTE_COMP_CHECKSUM_CRC32)
385                 window_bits = ZLIB_CRC_CHECKSUM_WINDOW_BITS;
386
387         comp_level = xform->compress.level;
388
389         if (comp_level != RTE_COMP_LEVEL_NONE)
390                 ret = deflateInit2(&stream, comp_level, Z_DEFLATED,
391                         window_bits, mem_level, strategy);
392         else
393                 ret = deflateInit(&stream, Z_NO_COMPRESSION);
394
395         if (ret != Z_OK) {
396                 printf("Zlib deflate could not be initialized\n");
397                 goto exit;
398         }
399
400         /* Assuming stateless operation */
401         /* SGL Input */
402         if (op->m_src->nb_segs > 1) {
403                 single_src_buf = rte_malloc(NULL,
404                                 rte_pktmbuf_pkt_len(op->m_src), 0);
405                 if (single_src_buf == NULL) {
406                         RTE_LOG(ERR, USER1, "Buffer could not be allocated\n");
407                         goto exit;
408                 }
409
410                 if (rte_pktmbuf_read(op->m_src, op->src.offset,
411                                         rte_pktmbuf_pkt_len(op->m_src) -
412                                         op->src.offset,
413                                         single_src_buf) == NULL) {
414                         RTE_LOG(ERR, USER1,
415                                 "Buffer could not be read entirely\n");
416                         goto exit;
417                 }
418
419                 stream.avail_in = op->src.length;
420                 stream.next_in = single_src_buf;
421
422         } else {
423                 stream.avail_in = op->src.length;
424                 stream.next_in = rte_pktmbuf_mtod_offset(op->m_src, uint8_t *,
425                                 op->src.offset);
426         }
427         /* SGL output */
428         if (op->m_dst->nb_segs > 1) {
429
430                 single_dst_buf = rte_malloc(NULL,
431                                 rte_pktmbuf_pkt_len(op->m_dst), 0);
432                         if (single_dst_buf == NULL) {
433                                 RTE_LOG(ERR, USER1,
434                                         "Buffer could not be allocated\n");
435                         goto exit;
436                 }
437
438                 stream.avail_out = op->m_dst->pkt_len;
439                 stream.next_out = single_dst_buf;
440
441         } else {/* linear output */
442                 stream.avail_out = op->m_dst->data_len;
443                 stream.next_out = rte_pktmbuf_mtod_offset(op->m_dst, uint8_t *,
444                                 op->dst.offset);
445         }
446
447         /* Stateless operation, all buffer will be compressed in one go */
448         zlib_flush = map_zlib_flush_flag(op->flush_flag);
449         ret = deflate(&stream, zlib_flush);
450
451         if (stream.avail_in != 0) {
452                 RTE_LOG(ERR, USER1, "Buffer could not be read entirely\n");
453                 goto exit;
454         }
455
456         if (ret != Z_STREAM_END)
457                 goto exit;
458
459         /* Copy data to destination SGL */
460         if (op->m_dst->nb_segs > 1) {
461                 uint32_t remaining_data = stream.total_out;
462                 uint8_t *src_data = single_dst_buf;
463                 struct rte_mbuf *dst_buf = op->m_dst;
464
465                 while (remaining_data > 0) {
466                         uint8_t *dst_data = rte_pktmbuf_mtod_offset(dst_buf,
467                                                 uint8_t *, op->dst.offset);
468                         /* Last segment */
469                         if (remaining_data < dst_buf->data_len) {
470                                 memcpy(dst_data, src_data, remaining_data);
471                                 remaining_data = 0;
472                         } else {
473                                 memcpy(dst_data, src_data, dst_buf->data_len);
474                                 remaining_data -= dst_buf->data_len;
475                                 src_data += dst_buf->data_len;
476                                 dst_buf = dst_buf->next;
477                         }
478                 }
479         }
480
481         op->consumed = stream.total_in;
482         if (xform->compress.chksum == RTE_COMP_CHECKSUM_ADLER32) {
483                 rte_pktmbuf_adj(op->m_dst, ZLIB_HEADER_SIZE);
484                 rte_pktmbuf_trim(op->m_dst, ZLIB_TRAILER_SIZE);
485                 op->produced = stream.total_out - (ZLIB_HEADER_SIZE +
486                                 ZLIB_TRAILER_SIZE);
487         } else if (xform->compress.chksum == RTE_COMP_CHECKSUM_CRC32) {
488                 rte_pktmbuf_adj(op->m_dst, GZIP_HEADER_SIZE);
489                 rte_pktmbuf_trim(op->m_dst, GZIP_TRAILER_SIZE);
490                 op->produced = stream.total_out - (GZIP_HEADER_SIZE +
491                                 GZIP_TRAILER_SIZE);
492         } else
493                 op->produced = stream.total_out;
494
495         op->status = RTE_COMP_OP_STATUS_SUCCESS;
496         op->output_chksum = stream.adler;
497
498         deflateReset(&stream);
499
500         ret = 0;
501 exit:
502         deflateEnd(&stream);
503         rte_free(single_src_buf);
504         rte_free(single_dst_buf);
505
506         return ret;
507 }
508
509 static int
510 decompress_zlib(struct rte_comp_op *op,
511                 const struct rte_comp_xform *xform)
512 {
513         z_stream stream;
514         int window_bits;
515         int zlib_flush;
516         int ret = TEST_FAILED;
517         uint8_t *single_src_buf = NULL;
518         uint8_t *single_dst_buf = NULL;
519
520         /* initialize zlib stream */
521         stream.zalloc = Z_NULL;
522         stream.zfree = Z_NULL;
523         stream.opaque = Z_NULL;
524
525         /*
526          * Window bits is the base two logarithm of the window size (in bytes).
527          * When doing raw DEFLATE, this number will be negative.
528          */
529         window_bits = -(xform->decompress.window_size);
530         ret = inflateInit2(&stream, window_bits);
531
532         if (ret != Z_OK) {
533                 printf("Zlib deflate could not be initialized\n");
534                 goto exit;
535         }
536
537         /* Assuming stateless operation */
538         /* SGL */
539         if (op->m_src->nb_segs > 1) {
540                 single_src_buf = rte_malloc(NULL,
541                                 rte_pktmbuf_pkt_len(op->m_src), 0);
542                 if (single_src_buf == NULL) {
543                         RTE_LOG(ERR, USER1, "Buffer could not be allocated\n");
544                         goto exit;
545                 }
546                 single_dst_buf = rte_malloc(NULL,
547                                 rte_pktmbuf_pkt_len(op->m_dst), 0);
548                 if (single_dst_buf == NULL) {
549                         RTE_LOG(ERR, USER1, "Buffer could not be allocated\n");
550                         goto exit;
551                 }
552                 if (rte_pktmbuf_read(op->m_src, 0,
553                                         rte_pktmbuf_pkt_len(op->m_src),
554                                         single_src_buf) == NULL) {
555                         RTE_LOG(ERR, USER1,
556                                 "Buffer could not be read entirely\n");
557                         goto exit;
558                 }
559
560                 stream.avail_in = op->src.length;
561                 stream.next_in = single_src_buf;
562                 stream.avail_out = rte_pktmbuf_pkt_len(op->m_dst);
563                 stream.next_out = single_dst_buf;
564
565         } else {
566                 stream.avail_in = op->src.length;
567                 stream.next_in = rte_pktmbuf_mtod(op->m_src, uint8_t *);
568                 stream.avail_out = op->m_dst->data_len;
569                 stream.next_out = rte_pktmbuf_mtod(op->m_dst, uint8_t *);
570         }
571
572         /* Stateless operation, all buffer will be compressed in one go */
573         zlib_flush = map_zlib_flush_flag(op->flush_flag);
574         ret = inflate(&stream, zlib_flush);
575
576         if (stream.avail_in != 0) {
577                 RTE_LOG(ERR, USER1, "Buffer could not be read entirely\n");
578                 goto exit;
579         }
580
581         if (ret != Z_STREAM_END)
582                 goto exit;
583
584         if (op->m_src->nb_segs > 1) {
585                 uint32_t remaining_data = stream.total_out;
586                 uint8_t *src_data = single_dst_buf;
587                 struct rte_mbuf *dst_buf = op->m_dst;
588
589                 while (remaining_data > 0) {
590                         uint8_t *dst_data = rte_pktmbuf_mtod(dst_buf,
591                                         uint8_t *);
592                         /* Last segment */
593                         if (remaining_data < dst_buf->data_len) {
594                                 memcpy(dst_data, src_data, remaining_data);
595                                 remaining_data = 0;
596                         } else {
597                                 memcpy(dst_data, src_data, dst_buf->data_len);
598                                 remaining_data -= dst_buf->data_len;
599                                 src_data += dst_buf->data_len;
600                                 dst_buf = dst_buf->next;
601                         }
602                 }
603         }
604
605         op->consumed = stream.total_in;
606         op->produced = stream.total_out;
607         op->status = RTE_COMP_OP_STATUS_SUCCESS;
608
609         inflateReset(&stream);
610
611         ret = 0;
612 exit:
613         inflateEnd(&stream);
614
615         return ret;
616 }
617
618 static int
619 prepare_sgl_bufs(const char *test_buf, struct rte_mbuf *head_buf,
620                 uint32_t total_data_size,
621                 struct rte_mempool *small_mbuf_pool,
622                 struct rte_mempool *large_mbuf_pool,
623                 uint8_t limit_segs_in_sgl,
624                 uint16_t seg_size)
625 {
626         uint32_t remaining_data = total_data_size;
627         uint16_t num_remaining_segs = DIV_CEIL(remaining_data, seg_size);
628         struct rte_mempool *pool;
629         struct rte_mbuf *next_seg;
630         uint32_t data_size;
631         char *buf_ptr;
632         const char *data_ptr = test_buf;
633         uint16_t i;
634         int ret;
635
636         if (limit_segs_in_sgl != 0 && num_remaining_segs > limit_segs_in_sgl)
637                 num_remaining_segs = limit_segs_in_sgl - 1;
638
639         /*
640          * Allocate data in the first segment (header) and
641          * copy data if test buffer is provided
642          */
643         if (remaining_data < seg_size)
644                 data_size = remaining_data;
645         else
646                 data_size = seg_size;
647         buf_ptr = rte_pktmbuf_append(head_buf, data_size);
648         if (buf_ptr == NULL) {
649                 RTE_LOG(ERR, USER1,
650                         "Not enough space in the 1st buffer\n");
651                 return -1;
652         }
653
654         if (data_ptr != NULL) {
655                 /* Copy characters without NULL terminator */
656                 strncpy(buf_ptr, data_ptr, data_size);
657                 data_ptr += data_size;
658         }
659         remaining_data -= data_size;
660         num_remaining_segs--;
661
662         /*
663          * Allocate the rest of the segments,
664          * copy the rest of the data and chain the segments.
665          */
666         for (i = 0; i < num_remaining_segs; i++) {
667
668                 if (i == (num_remaining_segs - 1)) {
669                         /* last segment */
670                         if (remaining_data > seg_size)
671                                 pool = large_mbuf_pool;
672                         else
673                                 pool = small_mbuf_pool;
674                         data_size = remaining_data;
675                 } else {
676                         data_size = seg_size;
677                         pool = small_mbuf_pool;
678                 }
679
680                 next_seg = rte_pktmbuf_alloc(pool);
681                 if (next_seg == NULL) {
682                         RTE_LOG(ERR, USER1,
683                                 "New segment could not be allocated "
684                                 "from the mempool\n");
685                         return -1;
686                 }
687                 buf_ptr = rte_pktmbuf_append(next_seg, data_size);
688                 if (buf_ptr == NULL) {
689                         RTE_LOG(ERR, USER1,
690                                 "Not enough space in the buffer\n");
691                         rte_pktmbuf_free(next_seg);
692                         return -1;
693                 }
694                 if (data_ptr != NULL) {
695                         /* Copy characters without NULL terminator */
696                         strncpy(buf_ptr, data_ptr, data_size);
697                         data_ptr += data_size;
698                 }
699                 remaining_data -= data_size;
700
701                 ret = rte_pktmbuf_chain(head_buf, next_seg);
702                 if (ret != 0) {
703                         rte_pktmbuf_free(next_seg);
704                         RTE_LOG(ERR, USER1,
705                                 "Segment could not chained\n");
706                         return -1;
707                 }
708         }
709
710         return 0;
711 }
712
713 /*
714  * Compresses and decompresses buffer with compressdev API and Zlib API
715  */
716 static int
717 test_deflate_comp_decomp(const struct interim_data_params *int_data,
718                 const struct test_data_params *test_data)
719 {
720         struct comp_testsuite_params *ts_params = &testsuite_params;
721         const char * const *test_bufs = int_data->test_bufs;
722         unsigned int num_bufs = int_data->num_bufs;
723         uint16_t *buf_idx = int_data->buf_idx;
724         struct rte_comp_xform **compress_xforms = int_data->compress_xforms;
725         struct rte_comp_xform **decompress_xforms = int_data->decompress_xforms;
726         unsigned int num_xforms = int_data->num_xforms;
727         enum rte_comp_op_type state = test_data->state;
728         unsigned int buff_type = test_data->buff_type;
729         unsigned int out_of_space = test_data->out_of_space;
730         unsigned int big_data = test_data->big_data;
731         enum zlib_direction zlib_dir = test_data->zlib_dir;
732         int ret_status = TEST_FAILED;
733         int ret;
734         struct rte_mbuf *uncomp_bufs[num_bufs];
735         struct rte_mbuf *comp_bufs[num_bufs];
736         struct rte_comp_op *ops[num_bufs];
737         struct rte_comp_op *ops_processed[num_bufs];
738         void *priv_xforms[num_bufs];
739         uint16_t num_enqd, num_deqd, num_total_deqd;
740         uint16_t num_priv_xforms = 0;
741         unsigned int deqd_retries = 0;
742         struct priv_op_data *priv_data;
743         char *buf_ptr;
744         unsigned int i;
745         struct rte_mempool *buf_pool;
746         uint32_t data_size;
747         /* Compressing with CompressDev */
748         unsigned int oos_zlib_decompress =
749                         (zlib_dir == ZLIB_NONE || zlib_dir == ZLIB_DECOMPRESS);
750         /* Decompressing with CompressDev */
751         unsigned int oos_zlib_compress =
752                         (zlib_dir == ZLIB_NONE || zlib_dir == ZLIB_COMPRESS);
753         const struct rte_compressdev_capabilities *capa =
754                 rte_compressdev_capability_get(0, RTE_COMP_ALGO_DEFLATE);
755         char *contig_buf = NULL;
756         uint64_t compress_checksum[num_bufs];
757
758         if (capa == NULL) {
759                 RTE_LOG(ERR, USER1,
760                         "Compress device does not support DEFLATE\n");
761                 return -ENOTSUP;
762         }
763
764         /* Initialize all arrays to NULL */
765         memset(uncomp_bufs, 0, sizeof(struct rte_mbuf *) * num_bufs);
766         memset(comp_bufs, 0, sizeof(struct rte_mbuf *) * num_bufs);
767         memset(ops, 0, sizeof(struct rte_comp_op *) * num_bufs);
768         memset(ops_processed, 0, sizeof(struct rte_comp_op *) * num_bufs);
769         memset(priv_xforms, 0, sizeof(void *) * num_bufs);
770
771         if (big_data)
772                 buf_pool = ts_params->big_mbuf_pool;
773         else if (buff_type == SGL_BOTH)
774                 buf_pool = ts_params->small_mbuf_pool;
775         else
776                 buf_pool = ts_params->large_mbuf_pool;
777
778         /* Prepare the source mbufs with the data */
779         ret = rte_pktmbuf_alloc_bulk(buf_pool,
780                                 uncomp_bufs, num_bufs);
781         if (ret < 0) {
782                 RTE_LOG(ERR, USER1,
783                         "Source mbufs could not be allocated "
784                         "from the mempool\n");
785                 goto exit;
786         }
787
788         if (buff_type == SGL_BOTH || buff_type == SGL_TO_LB) {
789                 for (i = 0; i < num_bufs; i++) {
790                         data_size = strlen(test_bufs[i]) + 1;
791                         if (prepare_sgl_bufs(test_bufs[i], uncomp_bufs[i],
792                             data_size,
793                             big_data ? buf_pool : ts_params->small_mbuf_pool,
794                             big_data ? buf_pool : ts_params->large_mbuf_pool,
795                             big_data ? 0 : MAX_SEGS,
796                             big_data ? MAX_DATA_MBUF_SIZE : SMALL_SEG_SIZE) < 0)
797                                 goto exit;
798                 }
799         } else {
800                 for (i = 0; i < num_bufs; i++) {
801                         data_size = strlen(test_bufs[i]) + 1;
802                         buf_ptr = rte_pktmbuf_append(uncomp_bufs[i], data_size);
803                         strlcpy(buf_ptr, test_bufs[i], data_size);
804                 }
805         }
806
807         /* Prepare the destination mbufs */
808         ret = rte_pktmbuf_alloc_bulk(buf_pool, comp_bufs, num_bufs);
809         if (ret < 0) {
810                 RTE_LOG(ERR, USER1,
811                         "Destination mbufs could not be allocated "
812                         "from the mempool\n");
813                 goto exit;
814         }
815
816         if (buff_type == SGL_BOTH || buff_type == LB_TO_SGL) {
817                 for (i = 0; i < num_bufs; i++) {
818                         if (out_of_space == 1 && oos_zlib_decompress)
819                                 data_size = OUT_OF_SPACE_BUF;
820                         else
821                                 (data_size = strlen(test_bufs[i]) *
822                                         COMPRESS_BUF_SIZE_RATIO);
823
824                         if (prepare_sgl_bufs(NULL, comp_bufs[i],
825                               data_size,
826                               big_data ? buf_pool : ts_params->small_mbuf_pool,
827                               big_data ? buf_pool : ts_params->large_mbuf_pool,
828                               big_data ? 0 : MAX_SEGS,
829                               big_data ? MAX_DATA_MBUF_SIZE : SMALL_SEG_SIZE)
830                                         < 0)
831                                 goto exit;
832                 }
833
834         } else {
835                 for (i = 0; i < num_bufs; i++) {
836                         if (out_of_space == 1 && oos_zlib_decompress)
837                                 data_size = OUT_OF_SPACE_BUF;
838                         else
839                                 (data_size = strlen(test_bufs[i]) *
840                                         COMPRESS_BUF_SIZE_RATIO);
841
842                         rte_pktmbuf_append(comp_bufs[i], data_size);
843                 }
844         }
845
846         /* Build the compression operations */
847         ret = rte_comp_op_bulk_alloc(ts_params->op_pool, ops, num_bufs);
848         if (ret < 0) {
849                 RTE_LOG(ERR, USER1,
850                         "Compress operations could not be allocated "
851                         "from the mempool\n");
852                 goto exit;
853         }
854
855
856         for (i = 0; i < num_bufs; i++) {
857                 ops[i]->m_src = uncomp_bufs[i];
858                 ops[i]->m_dst = comp_bufs[i];
859                 ops[i]->src.offset = 0;
860                 ops[i]->src.length = rte_pktmbuf_pkt_len(uncomp_bufs[i]);
861                 ops[i]->dst.offset = 0;
862                 if (state == RTE_COMP_OP_STATELESS) {
863                         ops[i]->flush_flag = RTE_COMP_FLUSH_FINAL;
864                 } else {
865                         RTE_LOG(ERR, USER1,
866                                 "Stateful operations are not supported "
867                                 "in these tests yet\n");
868                         goto exit;
869                 }
870                 ops[i]->input_chksum = 0;
871                 /*
872                  * Store original operation index in private data,
873                  * since ordering does not have to be maintained,
874                  * when dequeueing from compressdev, so a comparison
875                  * at the end of the test can be done.
876                  */
877                 priv_data = (struct priv_op_data *) (ops[i] + 1);
878                 priv_data->orig_idx = i;
879         }
880
881         /* Compress data (either with Zlib API or compressdev API */
882         if (zlib_dir == ZLIB_COMPRESS || zlib_dir == ZLIB_ALL) {
883                 for (i = 0; i < num_bufs; i++) {
884                         const struct rte_comp_xform *compress_xform =
885                                 compress_xforms[i % num_xforms];
886                         ret = compress_zlib(ops[i], compress_xform,
887                                         DEFAULT_MEM_LEVEL);
888                         if (ret < 0)
889                                 goto exit;
890
891                         ops_processed[i] = ops[i];
892                 }
893         } else {
894                 /* Create compress private xform data */
895                 for (i = 0; i < num_xforms; i++) {
896                         ret = rte_compressdev_private_xform_create(0,
897                                 (const struct rte_comp_xform *)compress_xforms[i],
898                                 &priv_xforms[i]);
899                         if (ret < 0) {
900                                 RTE_LOG(ERR, USER1,
901                                         "Compression private xform "
902                                         "could not be created\n");
903                                 goto exit;
904                         }
905                         num_priv_xforms++;
906                 }
907
908                 if (capa->comp_feature_flags & RTE_COMP_FF_SHAREABLE_PRIV_XFORM) {
909                         /* Attach shareable private xform data to ops */
910                         for (i = 0; i < num_bufs; i++)
911                                 ops[i]->private_xform = priv_xforms[i % num_xforms];
912                 } else {
913                         /* Create rest of the private xforms for the other ops */
914                         for (i = num_xforms; i < num_bufs; i++) {
915                                 ret = rte_compressdev_private_xform_create(0,
916                                         compress_xforms[i % num_xforms],
917                                         &priv_xforms[i]);
918                                 if (ret < 0) {
919                                         RTE_LOG(ERR, USER1,
920                                                 "Compression private xform "
921                                                 "could not be created\n");
922                                         goto exit;
923                                 }
924                                 num_priv_xforms++;
925                         }
926
927                         /* Attach non shareable private xform data to ops */
928                         for (i = 0; i < num_bufs; i++)
929                                 ops[i]->private_xform = priv_xforms[i];
930                 }
931
932                 /* Enqueue and dequeue all operations */
933                 num_enqd = rte_compressdev_enqueue_burst(0, 0, ops, num_bufs);
934                 if (num_enqd < num_bufs) {
935                         RTE_LOG(ERR, USER1,
936                                 "The operations could not be enqueued\n");
937                         goto exit;
938                 }
939
940                 num_total_deqd = 0;
941                 do {
942                         /*
943                          * If retrying a dequeue call, wait for 10 ms to allow
944                          * enough time to the driver to process the operations
945                          */
946                         if (deqd_retries != 0) {
947                                 /*
948                                  * Avoid infinite loop if not all the
949                                  * operations get out of the device
950                                  */
951                                 if (deqd_retries == MAX_DEQD_RETRIES) {
952                                         RTE_LOG(ERR, USER1,
953                                                 "Not all operations could be "
954                                                 "dequeued\n");
955                                         goto exit;
956                                 }
957                                 usleep(DEQUEUE_WAIT_TIME);
958                         }
959                         num_deqd = rte_compressdev_dequeue_burst(0, 0,
960                                         &ops_processed[num_total_deqd], num_bufs);
961                         num_total_deqd += num_deqd;
962                         deqd_retries++;
963
964                 } while (num_total_deqd < num_enqd);
965
966                 deqd_retries = 0;
967
968                 /* Free compress private xforms */
969                 for (i = 0; i < num_priv_xforms; i++) {
970                         rte_compressdev_private_xform_free(0, priv_xforms[i]);
971                         priv_xforms[i] = NULL;
972                 }
973                 num_priv_xforms = 0;
974         }
975
976         for (i = 0; i < num_bufs; i++) {
977                 priv_data = (struct priv_op_data *)(ops_processed[i] + 1);
978                 uint16_t xform_idx = priv_data->orig_idx % num_xforms;
979                 const struct rte_comp_compress_xform *compress_xform =
980                                 &compress_xforms[xform_idx]->compress;
981                 enum rte_comp_huffman huffman_type =
982                         compress_xform->deflate.huffman;
983                 char engine[] = "zlib (directly, not PMD)";
984                 if (zlib_dir != ZLIB_COMPRESS && zlib_dir != ZLIB_ALL)
985                         strlcpy(engine, "PMD", sizeof(engine));
986
987                 RTE_LOG(DEBUG, USER1, "Buffer %u compressed by %s from %u to"
988                         " %u bytes (level = %d, huffman = %s)\n",
989                         buf_idx[priv_data->orig_idx], engine,
990                         ops_processed[i]->consumed, ops_processed[i]->produced,
991                         compress_xform->level,
992                         huffman_type_strings[huffman_type]);
993                 RTE_LOG(DEBUG, USER1, "Compression ratio = %.2f\n",
994                         ops_processed[i]->consumed == 0 ? 0 :
995                         (float)ops_processed[i]->produced /
996                         ops_processed[i]->consumed * 100);
997                 if (compress_xform->chksum != RTE_COMP_CHECKSUM_NONE)
998                         compress_checksum[i] = ops_processed[i]->output_chksum;
999                 ops[i] = NULL;
1000         }
1001
1002         /*
1003          * Check operation status and free source mbufs (destination mbuf and
1004          * compress operation information is needed for the decompression stage)
1005          */
1006         for (i = 0; i < num_bufs; i++) {
1007                 if (out_of_space && oos_zlib_decompress) {
1008                         if (ops_processed[i]->status !=
1009                                         RTE_COMP_OP_STATUS_OUT_OF_SPACE_TERMINATED) {
1010                                 ret_status = TEST_FAILED;
1011                                 RTE_LOG(ERR, USER1,
1012                                         "Operation without expected out of "
1013                                         "space status error\n");
1014                                 goto exit;
1015                         } else
1016                                 continue;
1017                 }
1018
1019                 if (ops_processed[i]->status != RTE_COMP_OP_STATUS_SUCCESS) {
1020                         RTE_LOG(ERR, USER1,
1021                                 "Some operations were not successful\n");
1022                         goto exit;
1023                 }
1024                 priv_data = (struct priv_op_data *)(ops_processed[i] + 1);
1025                 rte_pktmbuf_free(uncomp_bufs[priv_data->orig_idx]);
1026                 uncomp_bufs[priv_data->orig_idx] = NULL;
1027         }
1028
1029         if (out_of_space && oos_zlib_decompress) {
1030                 ret_status = TEST_SUCCESS;
1031                 goto exit;
1032         }
1033
1034         /* Allocate buffers for decompressed data */
1035         ret = rte_pktmbuf_alloc_bulk(buf_pool, uncomp_bufs, num_bufs);
1036         if (ret < 0) {
1037                 RTE_LOG(ERR, USER1,
1038                         "Destination mbufs could not be allocated "
1039                         "from the mempool\n");
1040                 goto exit;
1041         }
1042
1043         if (buff_type == SGL_BOTH || buff_type == LB_TO_SGL) {
1044                 for (i = 0; i < num_bufs; i++) {
1045                         priv_data = (struct priv_op_data *)
1046                                         (ops_processed[i] + 1);
1047                         if (out_of_space == 1 && oos_zlib_compress)
1048                                 data_size = OUT_OF_SPACE_BUF;
1049                         else
1050                                 data_size =
1051                                 strlen(test_bufs[priv_data->orig_idx]) + 1;
1052
1053                         if (prepare_sgl_bufs(NULL, uncomp_bufs[i],
1054                                data_size,
1055                                big_data ? buf_pool : ts_params->small_mbuf_pool,
1056                                big_data ? buf_pool : ts_params->large_mbuf_pool,
1057                                big_data ? 0 : MAX_SEGS,
1058                                big_data ? MAX_DATA_MBUF_SIZE : SMALL_SEG_SIZE)
1059                                         < 0)
1060                                 goto exit;
1061                 }
1062
1063         } else {
1064                 for (i = 0; i < num_bufs; i++) {
1065                         priv_data = (struct priv_op_data *)
1066                                         (ops_processed[i] + 1);
1067                         if (out_of_space == 1 && oos_zlib_compress)
1068                                 data_size = OUT_OF_SPACE_BUF;
1069                         else
1070                                 data_size =
1071                                 strlen(test_bufs[priv_data->orig_idx]) + 1;
1072
1073                         rte_pktmbuf_append(uncomp_bufs[i], data_size);
1074                 }
1075         }
1076
1077         /* Build the decompression operations */
1078         ret = rte_comp_op_bulk_alloc(ts_params->op_pool, ops, num_bufs);
1079         if (ret < 0) {
1080                 RTE_LOG(ERR, USER1,
1081                         "Decompress operations could not be allocated "
1082                         "from the mempool\n");
1083                 goto exit;
1084         }
1085
1086         /* Source buffer is the compressed data from the previous operations */
1087         for (i = 0; i < num_bufs; i++) {
1088                 ops[i]->m_src = ops_processed[i]->m_dst;
1089                 ops[i]->m_dst = uncomp_bufs[i];
1090                 ops[i]->src.offset = 0;
1091                 /*
1092                  * Set the length of the compressed data to the
1093                  * number of bytes that were produced in the previous stage
1094                  */
1095                 ops[i]->src.length = ops_processed[i]->produced;
1096                 ops[i]->dst.offset = 0;
1097                 if (state == RTE_COMP_OP_STATELESS) {
1098                         ops[i]->flush_flag = RTE_COMP_FLUSH_FINAL;
1099                 } else {
1100                         RTE_LOG(ERR, USER1,
1101                                 "Stateful operations are not supported "
1102                                 "in these tests yet\n");
1103                         goto exit;
1104                 }
1105                 ops[i]->input_chksum = 0;
1106                 /*
1107                  * Copy private data from previous operations,
1108                  * to keep the pointer to the original buffer
1109                  */
1110                 memcpy(ops[i] + 1, ops_processed[i] + 1,
1111                                 sizeof(struct priv_op_data));
1112         }
1113
1114         /*
1115          * Free the previous compress operations,
1116          * as they are not needed anymore
1117          */
1118         rte_comp_op_bulk_free(ops_processed, num_bufs);
1119
1120         /* Decompress data (either with Zlib API or compressdev API */
1121         if (zlib_dir == ZLIB_DECOMPRESS || zlib_dir == ZLIB_ALL) {
1122                 for (i = 0; i < num_bufs; i++) {
1123                         priv_data = (struct priv_op_data *)(ops[i] + 1);
1124                         uint16_t xform_idx = priv_data->orig_idx % num_xforms;
1125                         const struct rte_comp_xform *decompress_xform =
1126                                 decompress_xforms[xform_idx];
1127
1128                         ret = decompress_zlib(ops[i], decompress_xform);
1129                         if (ret < 0)
1130                                 goto exit;
1131
1132                         ops_processed[i] = ops[i];
1133                 }
1134         } else {
1135                 /* Create decompress private xform data */
1136                 for (i = 0; i < num_xforms; i++) {
1137                         ret = rte_compressdev_private_xform_create(0,
1138                                 (const struct rte_comp_xform *)decompress_xforms[i],
1139                                 &priv_xforms[i]);
1140                         if (ret < 0) {
1141                                 RTE_LOG(ERR, USER1,
1142                                         "Decompression private xform "
1143                                         "could not be created\n");
1144                                 goto exit;
1145                         }
1146                         num_priv_xforms++;
1147                 }
1148
1149                 if (capa->comp_feature_flags & RTE_COMP_FF_SHAREABLE_PRIV_XFORM) {
1150                         /* Attach shareable private xform data to ops */
1151                         for (i = 0; i < num_bufs; i++) {
1152                                 priv_data = (struct priv_op_data *)(ops[i] + 1);
1153                                 uint16_t xform_idx = priv_data->orig_idx %
1154                                                                 num_xforms;
1155                                 ops[i]->private_xform = priv_xforms[xform_idx];
1156                         }
1157                 } else {
1158                         /* Create rest of the private xforms for the other ops */
1159                         for (i = num_xforms; i < num_bufs; i++) {
1160                                 ret = rte_compressdev_private_xform_create(0,
1161                                         decompress_xforms[i % num_xforms],
1162                                         &priv_xforms[i]);
1163                                 if (ret < 0) {
1164                                         RTE_LOG(ERR, USER1,
1165                                                 "Decompression private xform "
1166                                                 "could not be created\n");
1167                                         goto exit;
1168                                 }
1169                                 num_priv_xforms++;
1170                         }
1171
1172                         /* Attach non shareable private xform data to ops */
1173                         for (i = 0; i < num_bufs; i++) {
1174                                 priv_data = (struct priv_op_data *)(ops[i] + 1);
1175                                 uint16_t xform_idx = priv_data->orig_idx;
1176                                 ops[i]->private_xform = priv_xforms[xform_idx];
1177                         }
1178                 }
1179
1180                 /* Enqueue and dequeue all operations */
1181                 num_enqd = rte_compressdev_enqueue_burst(0, 0, ops, num_bufs);
1182                 if (num_enqd < num_bufs) {
1183                         RTE_LOG(ERR, USER1,
1184                                 "The operations could not be enqueued\n");
1185                         goto exit;
1186                 }
1187
1188                 num_total_deqd = 0;
1189                 do {
1190                         /*
1191                          * If retrying a dequeue call, wait for 10 ms to allow
1192                          * enough time to the driver to process the operations
1193                          */
1194                         if (deqd_retries != 0) {
1195                                 /*
1196                                  * Avoid infinite loop if not all the
1197                                  * operations get out of the device
1198                                  */
1199                                 if (deqd_retries == MAX_DEQD_RETRIES) {
1200                                         RTE_LOG(ERR, USER1,
1201                                                 "Not all operations could be "
1202                                                 "dequeued\n");
1203                                         goto exit;
1204                                 }
1205                                 usleep(DEQUEUE_WAIT_TIME);
1206                         }
1207                         num_deqd = rte_compressdev_dequeue_burst(0, 0,
1208                                         &ops_processed[num_total_deqd], num_bufs);
1209                         num_total_deqd += num_deqd;
1210                         deqd_retries++;
1211                 } while (num_total_deqd < num_enqd);
1212
1213                 deqd_retries = 0;
1214         }
1215
1216         for (i = 0; i < num_bufs; i++) {
1217                 priv_data = (struct priv_op_data *)(ops_processed[i] + 1);
1218                 char engine[] = "zlib, (directly, no PMD)";
1219                 if (zlib_dir != ZLIB_DECOMPRESS && zlib_dir != ZLIB_ALL)
1220                         strlcpy(engine, "pmd", sizeof(engine));
1221                 RTE_LOG(DEBUG, USER1,
1222                         "Buffer %u decompressed by %s from %u to %u bytes\n",
1223                         buf_idx[priv_data->orig_idx], engine,
1224                         ops_processed[i]->consumed, ops_processed[i]->produced);
1225                 ops[i] = NULL;
1226         }
1227
1228         /*
1229          * Check operation status and free source mbuf (destination mbuf and
1230          * compress operation information is still needed)
1231          */
1232         for (i = 0; i < num_bufs; i++) {
1233                 if (out_of_space && oos_zlib_compress) {
1234                         if (ops_processed[i]->status !=
1235                                         RTE_COMP_OP_STATUS_OUT_OF_SPACE_TERMINATED) {
1236                                 ret_status = TEST_FAILED;
1237                                 RTE_LOG(ERR, USER1,
1238                                         "Operation without expected out of "
1239                                         "space status error\n");
1240                                 goto exit;
1241                         } else
1242                                 continue;
1243                 }
1244
1245                 if (ops_processed[i]->status != RTE_COMP_OP_STATUS_SUCCESS) {
1246                         RTE_LOG(ERR, USER1,
1247                                 "Some operations were not successful\n");
1248                         goto exit;
1249                 }
1250                 priv_data = (struct priv_op_data *)(ops_processed[i] + 1);
1251                 rte_pktmbuf_free(comp_bufs[priv_data->orig_idx]);
1252                 comp_bufs[priv_data->orig_idx] = NULL;
1253         }
1254
1255         if (out_of_space && oos_zlib_compress) {
1256                 ret_status = TEST_SUCCESS;
1257                 goto exit;
1258         }
1259
1260         /*
1261          * Compare the original stream with the decompressed stream
1262          * (in size and the data)
1263          */
1264         for (i = 0; i < num_bufs; i++) {
1265                 priv_data = (struct priv_op_data *)(ops_processed[i] + 1);
1266                 const char *buf1 = test_bufs[priv_data->orig_idx];
1267                 const char *buf2;
1268                 contig_buf = rte_malloc(NULL, ops_processed[i]->produced, 0);
1269                 if (contig_buf == NULL) {
1270                         RTE_LOG(ERR, USER1, "Contiguous buffer could not "
1271                                         "be allocated\n");
1272                         goto exit;
1273                 }
1274
1275                 buf2 = rte_pktmbuf_read(ops_processed[i]->m_dst, 0,
1276                                 ops_processed[i]->produced, contig_buf);
1277                 if (compare_buffers(buf1, strlen(buf1) + 1,
1278                                 buf2, ops_processed[i]->produced) < 0)
1279                         goto exit;
1280
1281                 /* Test checksums */
1282                 if (compress_xforms[0]->compress.chksum !=
1283                                 RTE_COMP_CHECKSUM_NONE) {
1284                         if (ops_processed[i]->output_chksum !=
1285                                         compress_checksum[i]) {
1286                                 RTE_LOG(ERR, USER1, "The checksums differ\n"
1287                         "Compression Checksum: %" PRIu64 "\tDecompression "
1288                         "Checksum: %" PRIu64 "\n", compress_checksum[i],
1289                         ops_processed[i]->output_chksum);
1290                                 goto exit;
1291                         }
1292                 }
1293
1294                 rte_free(contig_buf);
1295                 contig_buf = NULL;
1296         }
1297
1298         ret_status = TEST_SUCCESS;
1299
1300 exit:
1301         /* Free resources */
1302         for (i = 0; i < num_bufs; i++) {
1303                 rte_pktmbuf_free(uncomp_bufs[i]);
1304                 rte_pktmbuf_free(comp_bufs[i]);
1305                 rte_comp_op_free(ops[i]);
1306                 rte_comp_op_free(ops_processed[i]);
1307         }
1308         for (i = 0; i < num_priv_xforms; i++) {
1309                 if (priv_xforms[i] != NULL)
1310                         rte_compressdev_private_xform_free(0, priv_xforms[i]);
1311         }
1312         rte_free(contig_buf);
1313
1314         return ret_status;
1315 }
1316
1317 static int
1318 test_compressdev_deflate_stateless_fixed(void)
1319 {
1320         struct comp_testsuite_params *ts_params = &testsuite_params;
1321         uint16_t i;
1322         int ret;
1323         const struct rte_compressdev_capabilities *capab;
1324
1325         capab = rte_compressdev_capability_get(0, RTE_COMP_ALGO_DEFLATE);
1326         TEST_ASSERT(capab != NULL, "Failed to retrieve device capabilities");
1327
1328         if ((capab->comp_feature_flags & RTE_COMP_FF_HUFFMAN_FIXED) == 0)
1329                 return -ENOTSUP;
1330
1331         struct rte_comp_xform *compress_xform =
1332                         rte_malloc(NULL, sizeof(struct rte_comp_xform), 0);
1333
1334         if (compress_xform == NULL) {
1335                 RTE_LOG(ERR, USER1,
1336                         "Compress xform could not be created\n");
1337                 ret = TEST_FAILED;
1338                 goto exit;
1339         }
1340
1341         memcpy(compress_xform, ts_params->def_comp_xform,
1342                         sizeof(struct rte_comp_xform));
1343         compress_xform->compress.deflate.huffman = RTE_COMP_HUFFMAN_FIXED;
1344
1345         struct interim_data_params int_data = {
1346                 NULL,
1347                 1,
1348                 NULL,
1349                 &compress_xform,
1350                 &ts_params->def_decomp_xform,
1351                 1
1352         };
1353
1354         struct test_data_params test_data = {
1355                 RTE_COMP_OP_STATELESS,
1356                 LB_BOTH,
1357                 ZLIB_DECOMPRESS,
1358                 0,
1359                 0
1360         };
1361
1362         for (i = 0; i < RTE_DIM(compress_test_bufs); i++) {
1363                 int_data.test_bufs = &compress_test_bufs[i];
1364                 int_data.buf_idx = &i;
1365
1366                 /* Compress with compressdev, decompress with Zlib */
1367                 test_data.zlib_dir = ZLIB_DECOMPRESS;
1368                 ret = test_deflate_comp_decomp(&int_data, &test_data);
1369                 if (ret < 0)
1370                         goto exit;
1371
1372                 /* Compress with Zlib, decompress with compressdev */
1373                 test_data.zlib_dir = ZLIB_COMPRESS;
1374                 ret = test_deflate_comp_decomp(&int_data, &test_data);
1375                 if (ret < 0)
1376                         goto exit;
1377         }
1378
1379         ret = TEST_SUCCESS;
1380
1381 exit:
1382         rte_free(compress_xform);
1383         return ret;
1384 }
1385
1386 static int
1387 test_compressdev_deflate_stateless_dynamic(void)
1388 {
1389         struct comp_testsuite_params *ts_params = &testsuite_params;
1390         uint16_t i;
1391         int ret;
1392         struct rte_comp_xform *compress_xform =
1393                         rte_malloc(NULL, sizeof(struct rte_comp_xform), 0);
1394
1395         const struct rte_compressdev_capabilities *capab;
1396
1397         capab = rte_compressdev_capability_get(0, RTE_COMP_ALGO_DEFLATE);
1398         TEST_ASSERT(capab != NULL, "Failed to retrieve device capabilities");
1399
1400         if ((capab->comp_feature_flags & RTE_COMP_FF_HUFFMAN_DYNAMIC) == 0)
1401                 return -ENOTSUP;
1402
1403         if (compress_xform == NULL) {
1404                 RTE_LOG(ERR, USER1,
1405                         "Compress xform could not be created\n");
1406                 ret = TEST_FAILED;
1407                 goto exit;
1408         }
1409
1410         memcpy(compress_xform, ts_params->def_comp_xform,
1411                         sizeof(struct rte_comp_xform));
1412         compress_xform->compress.deflate.huffman = RTE_COMP_HUFFMAN_DYNAMIC;
1413
1414         struct interim_data_params int_data = {
1415                 NULL,
1416                 1,
1417                 NULL,
1418                 &compress_xform,
1419                 &ts_params->def_decomp_xform,
1420                 1
1421         };
1422
1423         struct test_data_params test_data = {
1424                 RTE_COMP_OP_STATELESS,
1425                 LB_BOTH,
1426                 ZLIB_DECOMPRESS,
1427                 0,
1428                 0
1429         };
1430
1431         for (i = 0; i < RTE_DIM(compress_test_bufs); i++) {
1432                 int_data.test_bufs = &compress_test_bufs[i];
1433                 int_data.buf_idx = &i;
1434
1435                 /* Compress with compressdev, decompress with Zlib */
1436                 test_data.zlib_dir = ZLIB_DECOMPRESS;
1437                 ret = test_deflate_comp_decomp(&int_data, &test_data);
1438                 if (ret < 0)
1439                         goto exit;
1440
1441                 /* Compress with Zlib, decompress with compressdev */
1442                 test_data.zlib_dir = ZLIB_COMPRESS;
1443                 ret = test_deflate_comp_decomp(&int_data, &test_data);
1444                 if (ret < 0)
1445                         goto exit;
1446         }
1447
1448         ret = TEST_SUCCESS;
1449
1450 exit:
1451         rte_free(compress_xform);
1452         return ret;
1453 }
1454
1455 static int
1456 test_compressdev_deflate_stateless_multi_op(void)
1457 {
1458         struct comp_testsuite_params *ts_params = &testsuite_params;
1459         uint16_t num_bufs = RTE_DIM(compress_test_bufs);
1460         uint16_t buf_idx[num_bufs];
1461         uint16_t i;
1462         int ret;
1463
1464         for (i = 0; i < num_bufs; i++)
1465                 buf_idx[i] = i;
1466
1467         struct interim_data_params int_data = {
1468                 compress_test_bufs,
1469                 num_bufs,
1470                 buf_idx,
1471                 &ts_params->def_comp_xform,
1472                 &ts_params->def_decomp_xform,
1473                 1
1474         };
1475
1476         struct test_data_params test_data = {
1477                 RTE_COMP_OP_STATELESS,
1478                 LB_BOTH,
1479                 ZLIB_DECOMPRESS,
1480                 0,
1481                 0
1482         };
1483
1484         /* Compress with compressdev, decompress with Zlib */
1485         test_data.zlib_dir = ZLIB_DECOMPRESS;
1486         ret = test_deflate_comp_decomp(&int_data, &test_data);
1487         if (ret < 0)
1488                 return ret;
1489
1490         /* Compress with Zlib, decompress with compressdev */
1491         test_data.zlib_dir = ZLIB_COMPRESS;
1492         ret = test_deflate_comp_decomp(&int_data, &test_data);
1493         if (ret < 0)
1494                 return ret;
1495
1496         return TEST_SUCCESS;
1497 }
1498
1499 static int
1500 test_compressdev_deflate_stateless_multi_level(void)
1501 {
1502         struct comp_testsuite_params *ts_params = &testsuite_params;
1503         unsigned int level;
1504         uint16_t i;
1505         int ret;
1506         struct rte_comp_xform *compress_xform =
1507                         rte_malloc(NULL, sizeof(struct rte_comp_xform), 0);
1508
1509         if (compress_xform == NULL) {
1510                 RTE_LOG(ERR, USER1,
1511                         "Compress xform could not be created\n");
1512                 ret = TEST_FAILED;
1513                 goto exit;
1514         }
1515
1516         memcpy(compress_xform, ts_params->def_comp_xform,
1517                         sizeof(struct rte_comp_xform));
1518
1519         struct interim_data_params int_data = {
1520                 NULL,
1521                 1,
1522                 NULL,
1523                 &compress_xform,
1524                 &ts_params->def_decomp_xform,
1525                 1
1526         };
1527
1528         struct test_data_params test_data = {
1529                 RTE_COMP_OP_STATELESS,
1530                 LB_BOTH,
1531                 ZLIB_DECOMPRESS,
1532                 0,
1533                 0
1534         };
1535
1536         for (i = 0; i < RTE_DIM(compress_test_bufs); i++) {
1537                 int_data.test_bufs = &compress_test_bufs[i];
1538                 int_data.buf_idx = &i;
1539
1540                 for (level = RTE_COMP_LEVEL_MIN; level <= RTE_COMP_LEVEL_MAX;
1541                                 level++) {
1542                         compress_xform->compress.level = level;
1543                         /* Compress with compressdev, decompress with Zlib */
1544                         test_data.zlib_dir = ZLIB_DECOMPRESS;
1545                         ret = test_deflate_comp_decomp(&int_data, &test_data);
1546                         if (ret < 0)
1547                                 goto exit;
1548                 }
1549         }
1550
1551         ret = TEST_SUCCESS;
1552
1553 exit:
1554         rte_free(compress_xform);
1555         return ret;
1556 }
1557
1558 #define NUM_XFORMS 3
1559 static int
1560 test_compressdev_deflate_stateless_multi_xform(void)
1561 {
1562         struct comp_testsuite_params *ts_params = &testsuite_params;
1563         uint16_t num_bufs = NUM_XFORMS;
1564         struct rte_comp_xform *compress_xforms[NUM_XFORMS] = {NULL};
1565         struct rte_comp_xform *decompress_xforms[NUM_XFORMS] = {NULL};
1566         const char *test_buffers[NUM_XFORMS];
1567         uint16_t i;
1568         unsigned int level = RTE_COMP_LEVEL_MIN;
1569         uint16_t buf_idx[num_bufs];
1570         int ret;
1571
1572         /* Create multiple xforms with various levels */
1573         for (i = 0; i < NUM_XFORMS; i++) {
1574                 compress_xforms[i] = rte_malloc(NULL,
1575                                 sizeof(struct rte_comp_xform), 0);
1576                 if (compress_xforms[i] == NULL) {
1577                         RTE_LOG(ERR, USER1,
1578                                 "Compress xform could not be created\n");
1579                         ret = TEST_FAILED;
1580                         goto exit;
1581                 }
1582
1583                 memcpy(compress_xforms[i], ts_params->def_comp_xform,
1584                                 sizeof(struct rte_comp_xform));
1585                 compress_xforms[i]->compress.level = level;
1586                 level++;
1587
1588                 decompress_xforms[i] = rte_malloc(NULL,
1589                                 sizeof(struct rte_comp_xform), 0);
1590                 if (decompress_xforms[i] == NULL) {
1591                         RTE_LOG(ERR, USER1,
1592                                 "Decompress xform could not be created\n");
1593                         ret = TEST_FAILED;
1594                         goto exit;
1595                 }
1596
1597                 memcpy(decompress_xforms[i], ts_params->def_decomp_xform,
1598                                 sizeof(struct rte_comp_xform));
1599         }
1600
1601         for (i = 0; i < NUM_XFORMS; i++) {
1602                 buf_idx[i] = 0;
1603                 /* Use the same buffer in all sessions */
1604                 test_buffers[i] = compress_test_bufs[0];
1605         }
1606
1607         struct interim_data_params int_data = {
1608                 test_buffers,
1609                 num_bufs,
1610                 buf_idx,
1611                 compress_xforms,
1612                 decompress_xforms,
1613                 NUM_XFORMS
1614         };
1615
1616         struct test_data_params test_data = {
1617                 RTE_COMP_OP_STATELESS,
1618                 LB_BOTH,
1619                 ZLIB_DECOMPRESS,
1620                 0,
1621                 0
1622         };
1623
1624         /* Compress with compressdev, decompress with Zlib */
1625         ret = test_deflate_comp_decomp(&int_data, &test_data);
1626         if (ret < 0)
1627                 goto exit;
1628
1629         ret = TEST_SUCCESS;
1630
1631 exit:
1632         for (i = 0; i < NUM_XFORMS; i++) {
1633                 rte_free(compress_xforms[i]);
1634                 rte_free(decompress_xforms[i]);
1635         }
1636
1637         return ret;
1638 }
1639
1640 static int
1641 test_compressdev_deflate_stateless_sgl(void)
1642 {
1643         struct comp_testsuite_params *ts_params = &testsuite_params;
1644         uint16_t i;
1645         int ret;
1646         const struct rte_compressdev_capabilities *capab;
1647
1648         capab = rte_compressdev_capability_get(0, RTE_COMP_ALGO_DEFLATE);
1649         TEST_ASSERT(capab != NULL, "Failed to retrieve device capabilities");
1650
1651         if ((capab->comp_feature_flags & RTE_COMP_FF_OOP_SGL_IN_SGL_OUT) == 0)
1652                 return -ENOTSUP;
1653
1654         struct interim_data_params int_data = {
1655                 NULL,
1656                 1,
1657                 NULL,
1658                 &ts_params->def_comp_xform,
1659                 &ts_params->def_decomp_xform,
1660                 1
1661         };
1662
1663         struct test_data_params test_data = {
1664                 RTE_COMP_OP_STATELESS,
1665                 SGL_BOTH,
1666                 ZLIB_DECOMPRESS,
1667                 0,
1668                 0
1669         };
1670
1671         for (i = 0; i < RTE_DIM(compress_test_bufs); i++) {
1672                 int_data.test_bufs = &compress_test_bufs[i];
1673                 int_data.buf_idx = &i;
1674
1675                 /* Compress with compressdev, decompress with Zlib */
1676                 test_data.zlib_dir = ZLIB_DECOMPRESS;
1677                 ret = test_deflate_comp_decomp(&int_data, &test_data);
1678                 if (ret < 0)
1679                         return ret;
1680
1681                 /* Compress with Zlib, decompress with compressdev */
1682                 test_data.zlib_dir = ZLIB_COMPRESS;
1683                 ret = test_deflate_comp_decomp(&int_data, &test_data);
1684                 if (ret < 0)
1685                         return ret;
1686
1687                 if (capab->comp_feature_flags & RTE_COMP_FF_OOP_SGL_IN_LB_OUT) {
1688                         /* Compress with compressdev, decompress with Zlib */
1689                         test_data.zlib_dir = ZLIB_DECOMPRESS;
1690                         test_data.buff_type = SGL_TO_LB;
1691                         ret = test_deflate_comp_decomp(&int_data, &test_data);
1692                         if (ret < 0)
1693                                 return ret;
1694
1695                         /* Compress with Zlib, decompress with compressdev */
1696                         test_data.zlib_dir = ZLIB_COMPRESS;
1697                         test_data.buff_type = SGL_TO_LB;
1698                         ret = test_deflate_comp_decomp(&int_data, &test_data);
1699                         if (ret < 0)
1700                                 return ret;
1701                 }
1702
1703                 if (capab->comp_feature_flags & RTE_COMP_FF_OOP_LB_IN_SGL_OUT) {
1704                         /* Compress with compressdev, decompress with Zlib */
1705                         test_data.zlib_dir = ZLIB_DECOMPRESS;
1706                         test_data.buff_type = LB_TO_SGL;
1707                         ret = test_deflate_comp_decomp(&int_data, &test_data);
1708                         if (ret < 0)
1709                                 return ret;
1710
1711                         /* Compress with Zlib, decompress with compressdev */
1712                         test_data.zlib_dir = ZLIB_COMPRESS;
1713                         test_data.buff_type = LB_TO_SGL;
1714                         ret = test_deflate_comp_decomp(&int_data, &test_data);
1715                         if (ret < 0)
1716                                 return ret;
1717                 }
1718         }
1719
1720         return TEST_SUCCESS;
1721 }
1722
1723 static int
1724 test_compressdev_deflate_stateless_checksum(void)
1725 {
1726         struct comp_testsuite_params *ts_params = &testsuite_params;
1727         uint16_t i;
1728         int ret;
1729         const struct rte_compressdev_capabilities *capab;
1730
1731         capab = rte_compressdev_capability_get(0, RTE_COMP_ALGO_DEFLATE);
1732         TEST_ASSERT(capab != NULL, "Failed to retrieve device capabilities");
1733
1734         /* Check if driver supports any checksum */
1735         if ((capab->comp_feature_flags & RTE_COMP_FF_CRC32_CHECKSUM) == 0 &&
1736                         (capab->comp_feature_flags &
1737                         RTE_COMP_FF_ADLER32_CHECKSUM) == 0 &&
1738                         (capab->comp_feature_flags &
1739                         RTE_COMP_FF_CRC32_ADLER32_CHECKSUM) == 0)
1740                 return -ENOTSUP;
1741
1742         struct rte_comp_xform *compress_xform =
1743                         rte_malloc(NULL, sizeof(struct rte_comp_xform), 0);
1744         if (compress_xform == NULL) {
1745                 RTE_LOG(ERR, USER1, "Compress xform could not be created\n");
1746                 return TEST_FAILED;
1747         }
1748
1749         memcpy(compress_xform, ts_params->def_comp_xform,
1750                         sizeof(struct rte_comp_xform));
1751
1752         struct rte_comp_xform *decompress_xform =
1753                         rte_malloc(NULL, sizeof(struct rte_comp_xform), 0);
1754         if (decompress_xform == NULL) {
1755                 RTE_LOG(ERR, USER1, "Decompress xform could not be created\n");
1756                 rte_free(compress_xform);
1757                 return TEST_FAILED;
1758         }
1759
1760         memcpy(decompress_xform, ts_params->def_decomp_xform,
1761                         sizeof(struct rte_comp_xform));
1762
1763         struct interim_data_params int_data = {
1764                 NULL,
1765                 1,
1766                 NULL,
1767                 &compress_xform,
1768                 &decompress_xform,
1769                 1
1770         };
1771
1772         struct test_data_params test_data = {
1773                 RTE_COMP_OP_STATELESS,
1774                 LB_BOTH,
1775                 ZLIB_DECOMPRESS,
1776                 0,
1777                 0
1778         };
1779
1780         /* Check if driver supports crc32 checksum and test */
1781         if ((capab->comp_feature_flags & RTE_COMP_FF_CRC32_CHECKSUM)) {
1782                 compress_xform->compress.chksum = RTE_COMP_CHECKSUM_CRC32;
1783                 decompress_xform->decompress.chksum = RTE_COMP_CHECKSUM_CRC32;
1784
1785                 for (i = 0; i < RTE_DIM(compress_test_bufs); i++) {
1786                         /* Compress with compressdev, decompress with Zlib */
1787                         int_data.test_bufs = &compress_test_bufs[i];
1788                         int_data.buf_idx = &i;
1789
1790                         /* Generate zlib checksum and test against selected
1791                          * drivers decompression checksum
1792                          */
1793                         test_data.zlib_dir = ZLIB_COMPRESS;
1794                         ret = test_deflate_comp_decomp(&int_data, &test_data);
1795                         if (ret < 0)
1796                                 goto exit;
1797
1798                         /* Generate compression and decompression
1799                          * checksum of selected driver
1800                          */
1801                         test_data.zlib_dir = ZLIB_NONE;
1802                         ret = test_deflate_comp_decomp(&int_data, &test_data);
1803                         if (ret < 0)
1804                                 goto exit;
1805                 }
1806         }
1807
1808         /* Check if driver supports adler32 checksum and test */
1809         if ((capab->comp_feature_flags & RTE_COMP_FF_ADLER32_CHECKSUM)) {
1810                 compress_xform->compress.chksum = RTE_COMP_CHECKSUM_ADLER32;
1811                 decompress_xform->decompress.chksum = RTE_COMP_CHECKSUM_ADLER32;
1812
1813                 for (i = 0; i < RTE_DIM(compress_test_bufs); i++) {
1814                         int_data.test_bufs = &compress_test_bufs[i];
1815                         int_data.buf_idx = &i;
1816
1817                         /* Generate zlib checksum and test against selected
1818                          * drivers decompression checksum
1819                          */
1820                         test_data.zlib_dir = ZLIB_COMPRESS;
1821                         ret = test_deflate_comp_decomp(&int_data, &test_data);
1822                         if (ret < 0)
1823                                 goto exit;
1824                         /* Generate compression and decompression
1825                          * checksum of selected driver
1826                          */
1827                         test_data.zlib_dir = ZLIB_NONE;
1828                         ret = test_deflate_comp_decomp(&int_data, &test_data);
1829                         if (ret < 0)
1830                                 goto exit;
1831                 }
1832         }
1833
1834         /* Check if driver supports combined crc and adler checksum and test */
1835         if ((capab->comp_feature_flags & RTE_COMP_FF_CRC32_ADLER32_CHECKSUM)) {
1836                 compress_xform->compress.chksum =
1837                                 RTE_COMP_CHECKSUM_CRC32_ADLER32;
1838                 decompress_xform->decompress.chksum =
1839                                 RTE_COMP_CHECKSUM_CRC32_ADLER32;
1840
1841                 for (i = 0; i < RTE_DIM(compress_test_bufs); i++) {
1842                         int_data.test_bufs = &compress_test_bufs[i];
1843                         int_data.buf_idx = &i;
1844
1845                         /* Generate compression and decompression
1846                          * checksum of selected driver
1847                          */
1848                         test_data.zlib_dir = ZLIB_NONE;
1849                         ret = test_deflate_comp_decomp(&int_data, &test_data);
1850                         if (ret < 0)
1851                                 goto exit;
1852                 }
1853         }
1854
1855         ret = TEST_SUCCESS;
1856
1857 exit:
1858         rte_free(compress_xform);
1859         rte_free(decompress_xform);
1860         return ret;
1861 }
1862
1863 static int
1864 test_compressdev_out_of_space_buffer(void)
1865 {
1866         struct comp_testsuite_params *ts_params = &testsuite_params;
1867         int ret;
1868         uint16_t i;
1869         const struct rte_compressdev_capabilities *capab;
1870
1871         RTE_LOG(ERR, USER1, "This is a negative test errors are expected\n");
1872
1873         capab = rte_compressdev_capability_get(0, RTE_COMP_ALGO_DEFLATE);
1874         TEST_ASSERT(capab != NULL, "Failed to retrieve device capabilities");
1875
1876         if ((capab->comp_feature_flags & RTE_COMP_FF_HUFFMAN_FIXED) == 0)
1877                 return -ENOTSUP;
1878
1879         struct rte_comp_xform *compress_xform =
1880                         rte_malloc(NULL, sizeof(struct rte_comp_xform), 0);
1881
1882         if (compress_xform == NULL) {
1883                 RTE_LOG(ERR, USER1,
1884                         "Compress xform could not be created\n");
1885                 ret = TEST_FAILED;
1886                 goto exit;
1887         }
1888
1889         struct interim_data_params int_data = {
1890                 &compress_test_bufs[0],
1891                 1,
1892                 &i,
1893                 &ts_params->def_comp_xform,
1894                 &ts_params->def_decomp_xform,
1895                 1
1896         };
1897
1898         struct test_data_params test_data = {
1899                 RTE_COMP_OP_STATELESS,
1900                 LB_BOTH,
1901                 ZLIB_DECOMPRESS,
1902                 1,  /* run out-of-space test */
1903                 0
1904         };
1905         /* Compress with compressdev, decompress with Zlib */
1906         test_data.zlib_dir = ZLIB_DECOMPRESS;
1907         ret = test_deflate_comp_decomp(&int_data, &test_data);
1908         if (ret < 0)
1909                 goto exit;
1910
1911         /* Compress with Zlib, decompress with compressdev */
1912         test_data.zlib_dir = ZLIB_COMPRESS;
1913         ret = test_deflate_comp_decomp(&int_data, &test_data);
1914         if (ret < 0)
1915                 goto exit;
1916
1917         if (capab->comp_feature_flags & RTE_COMP_FF_OOP_SGL_IN_SGL_OUT) {
1918                 /* Compress with compressdev, decompress with Zlib */
1919                 test_data.zlib_dir = ZLIB_DECOMPRESS;
1920                 test_data.buff_type = SGL_BOTH;
1921                 ret = test_deflate_comp_decomp(&int_data, &test_data);
1922                 if (ret < 0)
1923                         goto exit;
1924
1925                 /* Compress with Zlib, decompress with compressdev */
1926                 test_data.zlib_dir = ZLIB_COMPRESS;
1927                 test_data.buff_type = SGL_BOTH;
1928                 ret = test_deflate_comp_decomp(&int_data, &test_data);
1929                 if (ret < 0)
1930                         goto exit;
1931         }
1932
1933         ret  = TEST_SUCCESS;
1934
1935 exit:
1936         rte_free(compress_xform);
1937         return ret;
1938 }
1939
1940 static int
1941 test_compressdev_deflate_stateless_dynamic_big(void)
1942 {
1943         struct comp_testsuite_params *ts_params = &testsuite_params;
1944         uint16_t i = 0;
1945         int ret;
1946         int j;
1947         const struct rte_compressdev_capabilities *capab;
1948         char *test_buffer = NULL;
1949
1950         capab = rte_compressdev_capability_get(0, RTE_COMP_ALGO_DEFLATE);
1951         TEST_ASSERT(capab != NULL, "Failed to retrieve device capabilities");
1952
1953         if ((capab->comp_feature_flags & RTE_COMP_FF_HUFFMAN_DYNAMIC) == 0)
1954                 return -ENOTSUP;
1955
1956         if ((capab->comp_feature_flags & RTE_COMP_FF_OOP_SGL_IN_SGL_OUT) == 0)
1957                 return -ENOTSUP;
1958
1959         test_buffer = rte_malloc(NULL, BIG_DATA_TEST_SIZE, 0);
1960         if (test_buffer == NULL) {
1961                 RTE_LOG(ERR, USER1,
1962                         "Can't allocate buffer for big-data\n");
1963                 return TEST_FAILED;
1964         }
1965
1966         struct interim_data_params int_data = {
1967                 (const char * const *)&test_buffer,
1968                 1,
1969                 &i,
1970                 &ts_params->def_comp_xform,
1971                 &ts_params->def_decomp_xform,
1972                 1
1973         };
1974
1975         struct test_data_params test_data = {
1976                 RTE_COMP_OP_STATELESS,
1977                 SGL_BOTH,
1978                 ZLIB_DECOMPRESS,
1979                 0,
1980                 1
1981         };
1982
1983         ts_params->def_comp_xform->compress.deflate.huffman =
1984                                                 RTE_COMP_HUFFMAN_DYNAMIC;
1985
1986         /* fill the buffer with data based on rand. data */
1987         srand(BIG_DATA_TEST_SIZE);
1988         for (j = 0; j < BIG_DATA_TEST_SIZE - 1; ++j)
1989                 test_buffer[j] = (uint8_t)(rand() % ((uint8_t)-1)) | 1;
1990         test_buffer[BIG_DATA_TEST_SIZE-1] = 0;
1991
1992         /* Compress with compressdev, decompress with Zlib */
1993         test_data.zlib_dir = ZLIB_DECOMPRESS;
1994         ret = test_deflate_comp_decomp(&int_data, &test_data);
1995         if (ret < 0)
1996                 goto exit;
1997
1998         /* Compress with Zlib, decompress with compressdev */
1999         test_data.zlib_dir = ZLIB_COMPRESS;
2000         ret = test_deflate_comp_decomp(&int_data, &test_data);
2001         if (ret < 0)
2002                 goto exit;
2003
2004         ret = TEST_SUCCESS;
2005
2006 exit:
2007         ts_params->def_comp_xform->compress.deflate.huffman =
2008                                                 RTE_COMP_HUFFMAN_DEFAULT;
2009         rte_free(test_buffer);
2010         return ret;
2011 }
2012
2013
2014 static struct unit_test_suite compressdev_testsuite  = {
2015         .suite_name = "compressdev unit test suite",
2016         .setup = testsuite_setup,
2017         .teardown = testsuite_teardown,
2018         .unit_test_cases = {
2019                 TEST_CASE_ST(NULL, NULL,
2020                         test_compressdev_invalid_configuration),
2021                 TEST_CASE_ST(generic_ut_setup, generic_ut_teardown,
2022                         test_compressdev_deflate_stateless_fixed),
2023                 TEST_CASE_ST(generic_ut_setup, generic_ut_teardown,
2024                         test_compressdev_deflate_stateless_dynamic),
2025                 TEST_CASE_ST(generic_ut_setup, generic_ut_teardown,
2026                         test_compressdev_deflate_stateless_dynamic_big),
2027                 TEST_CASE_ST(generic_ut_setup, generic_ut_teardown,
2028                         test_compressdev_deflate_stateless_multi_op),
2029                 TEST_CASE_ST(generic_ut_setup, generic_ut_teardown,
2030                         test_compressdev_deflate_stateless_multi_level),
2031                 TEST_CASE_ST(generic_ut_setup, generic_ut_teardown,
2032                         test_compressdev_deflate_stateless_multi_xform),
2033                 TEST_CASE_ST(generic_ut_setup, generic_ut_teardown,
2034                         test_compressdev_deflate_stateless_sgl),
2035                 TEST_CASE_ST(generic_ut_setup, generic_ut_teardown,
2036                         test_compressdev_deflate_stateless_checksum),
2037                 TEST_CASE_ST(generic_ut_setup, generic_ut_teardown,
2038                         test_compressdev_out_of_space_buffer),
2039                 TEST_CASES_END() /**< NULL terminate unit test array */
2040         }
2041 };
2042
2043 static int
2044 test_compressdev(void)
2045 {
2046         return unit_test_suite_runner(&compressdev_testsuite);
2047 }
2048
2049 REGISTER_TEST_COMMAND(compressdev_autotest, test_compressdev);