-
Notifications
You must be signed in to change notification settings - Fork 125
/
qat_hw_sha3.c
1206 lines (1078 loc) · 38.5 KB
/
qat_hw_sha3.c
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
398
399
400
401
402
403
404
405
406
407
408
409
410
411
412
413
414
415
416
417
418
419
420
421
422
423
424
425
426
427
428
429
430
431
432
433
434
435
436
437
438
439
440
441
442
443
444
445
446
447
448
449
450
451
452
453
454
455
456
457
458
459
460
461
462
463
464
465
466
467
468
469
470
471
472
473
474
475
476
477
478
479
480
481
482
483
484
485
486
487
488
489
490
491
492
493
494
495
496
497
498
499
500
501
502
503
504
505
506
507
508
509
510
511
512
513
514
515
516
517
518
519
520
521
522
523
524
525
526
527
528
529
530
531
532
533
534
535
536
537
538
539
540
541
542
543
544
545
546
547
548
549
550
551
552
553
554
555
556
557
558
559
560
561
562
563
564
565
566
567
568
569
570
571
572
573
574
575
576
577
578
579
580
581
582
583
584
585
586
587
588
589
590
591
592
593
594
595
596
597
598
599
600
601
602
603
604
605
606
607
608
609
610
611
612
613
614
615
616
617
618
619
620
621
622
623
624
625
626
627
628
629
630
631
632
633
634
635
636
637
638
639
640
641
642
643
644
645
646
647
648
649
650
651
652
653
654
655
656
657
658
659
660
661
662
663
664
665
666
667
668
669
670
671
672
673
674
675
676
677
678
679
680
681
682
683
684
685
686
687
688
689
690
691
692
693
694
695
696
697
698
699
700
701
702
703
704
705
706
707
708
709
710
711
712
713
714
715
716
717
718
719
720
721
722
723
724
725
726
727
728
729
730
731
732
733
734
735
736
737
738
739
740
741
742
743
744
745
746
747
748
749
750
751
752
753
754
755
756
757
758
759
760
761
762
763
764
765
766
767
768
769
770
771
772
773
774
775
776
777
778
779
780
781
782
783
784
785
786
787
788
789
790
791
792
793
794
795
796
797
798
799
800
801
802
803
804
805
806
807
808
809
810
811
812
813
814
815
816
817
818
819
820
821
822
823
824
825
826
827
828
829
830
831
832
833
834
835
836
837
838
839
840
841
842
843
844
845
846
847
848
849
850
851
852
853
854
855
856
857
858
859
860
861
862
863
864
865
866
867
868
869
870
871
872
873
874
875
876
877
878
879
880
881
882
883
884
885
886
887
888
889
890
891
892
893
894
895
896
897
898
899
900
901
902
903
904
905
906
907
908
909
910
911
912
913
914
915
916
917
918
919
920
921
922
923
924
925
926
927
928
929
930
931
932
933
934
935
936
937
938
939
940
941
942
943
944
945
946
947
948
949
950
951
952
953
954
955
956
957
958
959
960
961
962
963
964
965
966
967
968
969
970
971
972
973
974
975
976
977
978
979
980
981
982
983
984
985
986
987
988
989
990
991
992
993
994
995
996
997
998
999
1000
/* ====================================================================
*
*
* BSD LICENSE
*
* Copyright(c) 2022-2024 Intel Corporation.
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
*
* * Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* * Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in
* the documentation and/or other materials provided with the
* distribution.
* * Neither the name of Intel Corporation nor the names of its
* contributors may be used to endorse or promote products derived
* from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
* OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*
*
* ====================================================================
*/
/*****************************************************************************
* @file qat_hw_sha3.c
*
* This file contains the engine implementations for SHA3 Hash operations
*
*****************************************************************************/
#ifndef _GNU_SOURCE
# define _GNU_SOURCE
#endif
#include <string.h>
#include <pthread.h>
#include <signal.h>
#include "e_qat.h"
#include "qat_utils.h"
#include "qat_hw_callback.h"
#include "qat_hw_polling.h"
#include "qat_events.h"
#include "qat_evp.h"
#include "cpa.h"
#include "cpa_types.h"
#include "cpa_cy_sym.h"
#include "qat_hw_sha3.h"
#include "qat_hw_ciphers.h"
#ifdef ENABLE_QAT_FIPS
# include "qat_prov_cmvp.h"
#endif
#include <openssl/evp.h>
#include <openssl/err.h>
#include <openssl/sha.h>
#include <openssl/tls1.h>
#include <openssl/ssl.h>
#ifdef QAT_HW_INTREE
# define ENABLE_QAT_HW_SHA3
#endif
# define GET_SW_SHA3_DIGEST(ctx) \
qat_sha3_sw_impl(EVP_MD_CTX_type((ctx)) )
#ifdef ENABLE_QAT_HW_SHA3
# ifndef QAT_OPENSSL_PROVIDER
static int qat_sha3_init(EVP_MD_CTX *ctx);
static int qat_sha3_cleanup(EVP_MD_CTX *ctx);
static int qat_sha3_update(EVP_MD_CTX *ctx, const void *in, size_t len);
static int qat_sha3_final(EVP_MD_CTX *ctx, unsigned char *md);
static int qat_sha3_copy(EVP_MD_CTX *to, const EVP_MD_CTX *from);
static int qat_sha3_ctrl(EVP_MD_CTX *ctx, int type, int p1,void *p2);
static int qat_get_sha3_block_size(int nid);
static int qat_get_sha3_state_size(int nid);
# endif
#endif
#ifdef ENABLE_QAT_FIPS
extern int qat_fips_key_zeroize;
#endif
static inline const EVP_MD *qat_sha3_sw_impl(int nid)
{
switch (nid) {
case NID_sha3_224:
return EVP_sha3_224();
case NID_sha3_256:
return EVP_sha3_256();
case NID_sha3_384:
return EVP_sha3_384();
case NID_sha3_512:
return EVP_sha3_512();
default:
WARN("Invalid nid %d\n", nid);
return NULL;
}
}
#if defined(ENABLE_QAT_HW_SHA3) && !defined(QAT_OPENSSL_PROVIDER)
int qat_sha3_md_methods(EVP_MD *c, int blocksize, int statesize)
{
int res = 1;
res &= EVP_MD_meth_set_result_size(c, statesize);
res &= EVP_MD_meth_set_input_blocksize(c,blocksize);
res &= EVP_MD_meth_set_app_datasize(c,
sizeof(EVP_MD*) + sizeof(qat_sha3_ctx) + sizeof(SHA3_CTX));
res &= EVP_MD_meth_set_flags(c, EVP_MD_CTX_FLAG_REUSE);
res &= EVP_MD_meth_set_init(c, qat_sha3_init);
res &= EVP_MD_meth_set_update(c, qat_sha3_update);
res &= EVP_MD_meth_set_final(c, qat_sha3_final);
res &= EVP_MD_meth_set_copy(c, qat_sha3_copy);
res &= EVP_MD_meth_set_ctrl(c, qat_sha3_ctrl);
return res;
}
#endif
const EVP_MD *qat_create_sha3_meth(int nid , int key_type)
{
#if defined(ENABLE_QAT_HW_SHA3) && !defined(QAT_OPENSSL_PROVIDER)
EVP_MD *c = NULL;
int res = 1;
int blocksize,statesize = 0;
if ((c = EVP_MD_meth_new(nid,key_type)) == NULL) {
WARN("Failed to allocate digest methods for nid %d\n", nid);
return NULL;
}
blocksize = qat_get_sha3_block_size(nid);
if (!blocksize){
WARN("Failed to get block size for nid %d\n", nid);
EVP_MD_meth_free(c);
return NULL;
}
statesize = qat_get_sha3_state_size(nid);
if (!statesize){
WARN("Failed to state size for nid %d\n", nid);
EVP_MD_meth_free(c);
return NULL;
}
if (qat_hw_offload &&
(qat_hw_algo_enable_mask & ALGO_ENABLE_MASK_SHA3)) {
res = qat_sha3_md_methods(c, blocksize, statesize);
if (0 == res) {
WARN("Failed to set cipher methods for nid %d\n", nid);
EVP_MD_meth_free(c);
return NULL;
}
qat_hw_sha_offload = 1;
DEBUG("QAT HW SHA3 Registration succeeded\n");
return c;
} else {
qat_hw_sha_offload = 0;
# ifdef QAT_OPENSSL_3
qat_openssl3_sha_fallback = 1;
res = qat_sha3_md_methods(c, blocksize, statesize);
if (0 == res) {
WARN("Failed to set cipher methods for nid %d\n", nid);
EVP_MD_meth_free(c);
return NULL;
}
return c;
# else
DEBUG("QAT HW SHA3 is disabled, using OpenSSL SW\n");
EVP_MD_meth_free(c);
return qat_sha3_sw_impl(nid);
# endif
}
#else
qat_hw_sha_offload = 0;
DEBUG("QAT HW SHA3 is disabled, using OpenSSL SW\n");
return qat_sha3_sw_impl(nid);
#endif
}
#ifdef ENABLE_QAT_HW_SHA3
static const CpaCySymOpData template_opData = {
.sessionCtx = NULL,
.packetType = CPA_CY_SYM_PACKET_TYPE_FULL,
.pIv = NULL,
.ivLenInBytes = 0,
.cryptoStartSrcOffsetInBytes = 0,
.messageLenToCipherInBytes = 0,
.hashStartSrcOffsetInBytes = 0,
.messageLenToHashInBytes = 0,
.pDigestResult = NULL,
.pAdditionalAuthData = NULL
};
#ifndef QAT_OPENSSL_PROVIDER
static int qat_get_sha3_block_size(int nid)
{
switch (nid) {
case NID_sha3_224:
return QAT_SHA3_224_BLOCK_SIZE;
case NID_sha3_256:
return QAT_SHA3_256_BLOCK_SIZE;
case NID_sha3_384:
return QAT_SHA3_384_BLOCK_SIZE;
case NID_sha3_512:
return QAT_SHA3_512_BLOCK_SIZE;
default:
WARN("Unsupported Hash Algorithm\n");
return 0;
}
}
static int qat_get_sha3_state_size(int nid)
{
switch (nid) {
case NID_sha3_224:
return QAT_SHA3_224_STATE_SIZE;
case NID_sha3_256:
return QAT_SHA3_256_STATE_SIZE;
case NID_sha3_384:
return QAT_SHA3_384_STATE_SIZE;
case NID_sha3_512:
return QAT_SHA3_512_STATE_SIZE;
default:
WARN("Unsupported Hash Algorithm\n");
return 0;
}
}
#endif
static int qat_get_sha3_data_size(int nid)
{
switch (nid) {
case NID_sha3_224:
return QAT_SHA3_224_OFFLOAD_THRESHOLD;
case NID_sha3_256:
return QAT_SHA3_256_OFFLOAD_THRESHOLD;
case NID_sha3_384:
return QAT_SHA3_384_OFFLOAD_THRESHOLD;
case NID_sha3_512:
return QAT_SHA3_512_OFFLOAD_THRESHOLD;
default:
WARN("Unsupported Hash Algorithm\n");
return 0;
}
}
static int qat_get_hash_alg_data(int nid)
{
switch (nid) {
case NID_sha3_224:
return CPA_CY_SYM_HASH_SHA3_224;
case NID_sha3_256:
return CPA_CY_SYM_HASH_SHA3_256;
case NID_sha3_384:
return CPA_CY_SYM_HASH_SHA3_384;
case NID_sha3_512:
return CPA_CY_SYM_HASH_SHA3_512;
default:
WARN("Unsupported Hash Algorithm\n");
return 0;
}
}
/******************************************************************************
* function:
* qat_sha3_session_data_init(EVP_MD_CTX *ctx,qat_sha3_ctx *sha3_ctx)
*
* @param ctx [IN] - pointer to the existing context
* @param sha3_ctx [IN] - pointer to the sha3 context
*
* description:
* This function is to create QAT specific session data.
*
* It will return 1 if successful and 0 on failure.
******************************************************************************/
#ifdef QAT_OPENSSL_PROVIDER
static int qat_sha3_session_data_init(QAT_KECCAK1600_CTX *ctx,
qat_sha3_ctx *sha3_ctx)
#else
static int qat_sha3_session_data_init(EVP_MD_CTX *ctx,
qat_sha3_ctx *sha3_ctx)
#endif
{
CpaCySymSessionSetupData *session_data = NULL;
CpaCySymOpData *pOpData = NULL;
if (NULL == sha3_ctx || NULL == ctx){
WARN("sha3_ctx or ctx is NULL\n");
QATerr(QAT_F_QAT_SHA3_SESSION_DATA_INIT, QAT_R_SHA3_CTX_NULL);
return 0;
}
session_data = OPENSSL_zalloc(sizeof(CpaCySymSessionSetupData));
if (NULL == session_data) {
WARN("session setup data Malloc failure\n");
QATerr(QAT_F_QAT_SHA3_SESSION_DATA_INIT, QAT_R_SSD_MALLOC_FAILURE);
return 0;
}
/* Set priority and operation of this session */
session_data->sessionPriority = CPA_CY_PRIORITY_HIGH;
session_data->symOperation = CPA_CY_SYM_OP_HASH;
/* Set the hash mode and the length of the digest */
#ifdef QAT_OPENSSL_PROVIDER
session_data->hashSetupData.hashAlgorithm = qat_get_hash_alg_data(ctx->md_type);
#else
session_data->hashSetupData.hashAlgorithm = qat_get_hash_alg_data(EVP_MD_CTX_type(ctx));
#endif
session_data->hashSetupData.hashMode = CPA_CY_SYM_HASH_MODE_PLAIN;
session_data->hashSetupData.digestResultLenInBytes = sha3_ctx->md_size;
session_data->hashSetupData.authModeSetupData.authKey = NULL;
session_data->hashSetupData.nestedModeSetupData.pInnerPrefixData = NULL;
session_data->hashSetupData.nestedModeSetupData.pOuterPrefixData = NULL;
/* Tag follows immediately after the region to hash */
session_data->digestIsAppended = CPA_FALSE;
/* digestVerify is not required to be set.*/
session_data->verifyDigest = CPA_FALSE;
pOpData = OPENSSL_zalloc(sizeof(template_opData));
if (pOpData == NULL) {
WARN("memory allocation failed for symopData struct.\n");
QATerr(QAT_F_QAT_SHA3_SESSION_DATA_INIT, ERR_R_MALLOC_FAILURE);
OPENSSL_free(session_data);
return 0;
}
sha3_ctx->session_data = session_data;
sha3_ctx->opd = pOpData;
sha3_ctx->context_params_set = 1;
return 1;
}
/******************************************************************************
* function:
* qat_sha3_init(EVP_MD_CTX *ctx)
*
* @param ctx [IN] - pointer to existing context
*
* @retval 1 function succeeded
* @retval 0 function failed
*
* description:
* This function initialises the hash algorithm parameters for EVP context.
*
******************************************************************************/
#ifdef QAT_OPENSSL_PROVIDER
int qat_sha3_init(QAT_KECCAK1600_CTX *ctx)
#else
static int qat_sha3_init(EVP_MD_CTX *ctx)
#endif
{
qat_sha3_ctx* sha3_ctx = NULL;
#if defined(QAT_OPENSSL_3) && !defined(QAT_OPENSSL_PROVIDER)
int sts = 0;
#endif
if (NULL == ctx) {
WARN("ctx is NULL\n");
return 0;
}
#if defined(QAT_OPENSSL_3) && !defined(QAT_OPENSSL_PROVIDER)
if (qat_openssl3_sha_fallback == 1) {
DEBUG("- Switched to software mode\n");
goto use_sw_method;
}
#endif
DEBUG("QAT HW SHA3 init Started ctx %p\n", ctx);
/* Initialise a QAT session and set the hash*/
#ifdef QAT_OPENSSL_PROVIDER
sha3_ctx = ctx->qctx;
#else
sha3_ctx = QAT_SHA3_GET_CTX(ctx);
#endif
if (NULL == sha3_ctx) {
WARN("sha3_ctx is NULL\n");
return 0;
}
#ifdef QAT_OPENSSL_PROVIDER
sha3_ctx->md_size = ctx->md_size;
#else
sha3_ctx->md_size = EVP_MD_CTX_size(ctx);
#endif
if (!sha3_ctx->md_size) {
WARN("sha3_ctx md size is NULL\n");
return 0;
}
sha3_ctx->context_params_set = 0;
sha3_ctx->session_init = 0;
#ifndef QAT_OPENSSL_PROVIDER
# ifndef ENABLE_QAT_SMALL_PKT_OFFLOAD
/* Update the software init data */
KECCAK1600_CTX *k_ctx = EVP_MD_CTX_md_data(ctx);
size_t bsz = EVP_MD_CTX_block_size(ctx);
if (bsz <= sizeof(k_ctx->buf)) {
memset(k_ctx->A, 0, sizeof(k_ctx->A));
k_ctx->num = 0;
k_ctx->block_size = bsz;
k_ctx->md_size = EVP_MD_CTX_size(ctx);
k_ctx->pad = '\x06';
}
# endif
#endif
return 1;
#if defined(QAT_OPENSSL_3) && !defined(QAT_OPENSSL_PROVIDER)
use_sw_method:
sts = EVP_MD_meth_get_init(GET_SW_SHA3_DIGEST(ctx))(ctx);
DEBUG("SW Finished %p\n", ctx);
return sts;
#endif
}
/******************************************************************************
* function:
* qat_sha3_ctrl(EVP_MD_CTX *ctx,int type, int p1, void *p2)
*
* @param ctx [IN] - pointer to existing context
* @param type [IN] - type of request
* @param p1 [IN] - size of the pointed to by ptr
* @param p2 [IN] - input buffer contain the necessary parameters
*
* @retval 1 function succeeded
* @retval -1 function failed
*
* description:
* This function is a generic control interface provided by the EVP API.
*
******************************************************************************/
#ifndef QAT_OPENSSL_PROVIDER
static int qat_sha3_ctrl(EVP_MD_CTX *ctx, int type, int p1, void *p2)
{
qat_sha3_ctx *sha3_ctx = NULL;
if (NULL == ctx) {
WARN("ctx is NULL.\n");
QATerr(QAT_F_QAT_SHA3_CTRL, QAT_R_CTX_NULL);
return 0;
}
sha3_ctx = QAT_SHA3_GET_CTX(ctx);
if (NULL == sha3_ctx) {
WARN("SHA3ctx is NULL\n");
QATerr(QAT_F_QAT_SHA3_CTRL, QAT_R_SHA3_CTX_NULL);
return 0;
}
switch (type) {
case EVP_MD_CTRL_XOF_LEN:
sha3_ctx->md_size = p1;
DEBUG("EVP_MD_CTRL_XOF_LEN, ctx = %p, type = %d, "
"p1 = %d, p2 = %p\n", (void*)ctx, type, p1 ,(void*) p2);
return 1;
default:
WARN("Invalid type %d\n", type);
QATerr(QAT_F_QAT_SHA3_CTRL, QAT_R_INVALID_CTRL_TYPE);
return -1;
}
}
#endif
/******************************************************************************
* function:
* qat_sha3_cleanup(EVP_MD_CTX *ctx)
*
* @param ctx [IN] - pointer to existing context
*
* @retval 1 function succeeded
* @retval 0 function failed
*
* description:
* This function will cleanup all allocated resources required to perform the
* cryptographic transform.
*
******************************************************************************/
#ifdef QAT_OPENSSL_PROVIDER
int qat_sha3_cleanup(QAT_KECCAK1600_CTX *ctx)
#else
static int qat_sha3_cleanup(EVP_MD_CTX *ctx)
#endif
{
#ifdef ENABLE_QAT_FIPS
qat_fips_key_zeroize = 0;
#endif
qat_sha3_ctx* sha3_ctx = NULL;
CpaStatus status = 0;
int ret_val = 1;
if (NULL == ctx) {
WARN("ctx is NULL\n");
QATerr(QAT_F_QAT_SHA3_CLEANUP, QAT_R_CTX_NULL);
return 0;
}
#ifdef QAT_OPENSSL_PROVIDER
sha3_ctx = ctx->qctx;
#else
sha3_ctx = QAT_SHA3_GET_CTX(ctx);
#endif
if (NULL == sha3_ctx) {
WARN("digest cleanup without md_data\n");
return 1;
}
if (sha3_ctx->session_init) {
QAT_MEM_FREE_NONZERO_BUFF(sha3_ctx->pSrcBufferList.pPrivateMetaData, sha3_ctx->qat_svm);
sha3_ctx->pSrcBufferList.pPrivateMetaData = NULL;
if (is_instance_available(sha3_ctx->inst_num)) {
/* Wait for in-flight requests before removing session */
CpaBoolean sessionInUse = CPA_FALSE;
if (sha3_ctx->session_ctx != NULL) {
do {
cpaCySymSessionInUse(sha3_ctx->session_ctx, &sessionInUse);
} while (sessionInUse);
}
if ((status = cpaCySymRemoveSession(qat_instance_handles[sha3_ctx->inst_num], sha3_ctx->session_ctx))
!= CPA_STATUS_SUCCESS) {
WARN("cpaCySymRemoveSession FAILED, status= %d.!\n", status);
ret_val = 0;
/* Lets not return yet and instead make a best effort to
* cleanup the rest to avoid memory leaks
*/
}
QAT_MEM_FREE_NONZERO_BUFF(sha3_ctx->session_ctx, sha3_ctx->qat_svm);
sha3_ctx->session_ctx = NULL;
}
sha3_ctx->session_init = 0;
}
if (sha3_ctx->context_params_set) {
if (sha3_ctx->opd) {
OPENSSL_free(sha3_ctx->opd);
sha3_ctx->opd = NULL;
}
OPENSSL_clear_free(sha3_ctx->session_data, sizeof(CpaCySymSessionSetupData));
sha3_ctx->context_params_set = 0;
}
DEBUG("cleanup done\n");
#ifdef ENABLE_QAT_FIPS
qat_fips_key_zeroize = 1;
qat_fips_get_key_zeroize_status();
#endif
DEBUG("cleanup done\n");
return ret_val;
}
/******************************************************************************
* function:
*
* static void qat_sha3_cb(void *pCallbackTag, CpaStatus status,
* const CpaCySymOp operationType,
* void *pOpData, CpaBufferList *pDstBuffer,
* CpaBoolean verifyResult)
*
* @param pCallbackTag [IN] - Opaque value provided by user while making
* individual function call. Cast to op_done_pipe_t.
* @param status [IN] - Status of the operation.
* @param operationType [IN] - Identifies the operation type requested.
* @param pOpData [IN] - Pointer to structure with input parameters.
* @param pDstBuffer [IN] - Destination buffer to hold the data output.
* @param verifyResult [IN] - Used to verify digest result.
*
* description:
Callback to indicate the completion of crypto operation
******************************************************************************/
static void qat_sha3_cb(void *pCallbackTag, CpaStatus status,
const CpaCySymOp operationType,
void *pOpData, CpaBufferList *pDstBuffer,
CpaBoolean verifyResult)
{
if (enable_heuristic_polling) {
QAT_ATOMIC_DEC(num_cipher_pipeline_requests_in_flight);
}
qat_crypto_callbackFn(pCallbackTag, status, CPA_CY_SYM_OP_HASH, pOpData,
NULL, CPA_TRUE);
}
/******************************************************************************
* function:
* qat_sha3_setup_param(EVP_MD_CTX *ctx)
*
* @param ctx [IN] - pointer to context
*
* @retval 1 function succeeded
* @retval 0 function failed
*
* description:
* This function synchronises the initialisation of the QAT session and
* pre-allocates the necessary buffers for the session.
******************************************************************************/
static int qat_sha3_setup_param(qat_sha3_ctx *sha3_ctx)
{
int numBuffers = 1;
Cpa32U bufferMetaSize = 0;
Cpa32U sctx_size = 0;
CpaStatus status;
if (sha3_ctx == NULL) {
WARN("sha3 context data is NULL.\n");
QATerr(QAT_F_QAT_SHA3_SETUP_PARAM, QAT_R_SHA3_CTX_NULL);
return 0;
}
/* Allocate instance */
sha3_ctx->inst_num = get_instance(QAT_INSTANCE_SYM, QAT_INSTANCE_ANY);
if (sha3_ctx->inst_num == QAT_INVALID_INSTANCE) {
WARN("Failed to get a QAT instance.\n");
QATerr(QAT_F_QAT_SHA3_SETUP_PARAM, ERR_R_INTERNAL_ERROR);
return 0;
}
sha3_ctx->qat_svm = !qat_instance_details[sha3_ctx->inst_num].qat_instance_info.requiresPhysicallyContiguousMemory;
DEBUG("inst_num = %d Size of session ctx = %d inst mem type = %d \n", sha3_ctx->inst_num, sctx_size, sha3_ctx->qat_svm);
/* Determine size of session context to allocate */
status = cpaCySymSessionCtxGetSize(qat_instance_handles[sha3_ctx->inst_num],
sha3_ctx->session_data,
&sctx_size);
if (status != CPA_STATUS_SUCCESS) {
WARN("Failed to get SessionCtx size.\n");
QATerr(QAT_F_QAT_SHA3_SETUP_PARAM, ERR_R_INTERNAL_ERROR);
return 0;
}
DEBUG("inst_num = %d, Size of session ctx = %d\n", sha3_ctx->inst_num, sctx_size);
sha3_ctx->session_ctx =
(CpaCySymSessionCtx)qat_mem_alloc(sctx_size, sha3_ctx->qat_svm, __FILE__, __LINE__);
if (sha3_ctx->session_ctx == NULL) {
WARN("Memory alloc failed for session ctx\n");
QATerr(QAT_F_QAT_SHA3_SETUP_PARAM, ERR_R_MALLOC_FAILURE);
return 0;
}
DUMP_SESSION_SETUP_DATA(sha3_ctx->session_data);
/* Initialise Session data */
/* Remove session should be added if session init fail. */
status = cpaCySymInitSession(qat_instance_handles[sha3_ctx->inst_num],
qat_sha3_cb, sha3_ctx->session_data,
sha3_ctx->session_ctx);
if (status != CPA_STATUS_SUCCESS) {
WARN("cpaCySymInitSession failed! Status = %d\n", status);
if (((status == CPA_STATUS_RESTARTING) || (status == CPA_STATUS_FAIL))) {
CRYPTO_QAT_LOG("Failed to submit request to qat inst_num %d device_id %d\n",
sha3_ctx->inst_num,
qat_instance_details[sha3_ctx->inst_num].qat_instance_info.physInstId.packageId);
}
QATerr(QAT_F_QAT_SHA3_SETUP_PARAM, ERR_R_INTERNAL_ERROR);
QAT_MEM_FREE_NONZERO_BUFF(sha3_ctx->session_ctx, sha3_ctx->qat_svm);
return 0;
}
/* Get buffer metasize */
status = cpaCyBufferListGetMetaSize(qat_instance_handles[sha3_ctx->inst_num],
numBuffers, &bufferMetaSize);
if (status != CPA_STATUS_SUCCESS) {
WARN("cpaCyBufferListGetMetaSize failed for the instance id %d\n",
sha3_ctx->inst_num);
QATerr(QAT_F_QAT_SHA3_SETUP_PARAM, ERR_R_INTERNAL_ERROR);
QAT_MEM_FREE_NONZERO_BUFF(sha3_ctx->session_ctx, sha3_ctx->qat_svm);
return 0;
}
DEBUG("Buffer MetaSize : %d\n", bufferMetaSize);
if (bufferMetaSize) {
sha3_ctx->pSrcBufferList.pPrivateMetaData =
qat_mem_alloc(bufferMetaSize, sha3_ctx->qat_svm, __FILE__, __LINE__);
if (sha3_ctx->pSrcBufferList.pPrivateMetaData == NULL) {
WARN("QMEM alloc failed for PrivateData\n");
QATerr(QAT_F_QAT_SHA3_SETUP_PARAM, ERR_R_MALLOC_FAILURE);
QAT_MEM_FREE_NONZERO_BUFF(sha3_ctx->session_ctx, sha3_ctx->qat_svm);
QAT_MEM_FREE_NONZERO_BUFF(sha3_ctx->pSrcBufferList.pPrivateMetaData, sha3_ctx->qat_svm);
return 0;
}
sha3_ctx->pSrcBufferList.numBuffers = numBuffers;
} else {
sha3_ctx->pSrcBufferList.pPrivateMetaData = NULL;
sha3_ctx->pSrcBufferList.numBuffers = 0;
}
sha3_ctx->pSrcBufferList.pUserData = NULL;
sha3_ctx->pSrcBufferList.pBuffers = &sha3_ctx->src_buffer;
sha3_ctx->src_buffer.pData = NULL;
/* Mark session init as set. */
sha3_ctx->session_init = 1;
return 1;
}
#ifdef QAT_OPENSSL_PROVIDER
static int qat_hw_sha3_offload(QAT_KECCAK1600_CTX *ctx, const void *in, size_t len, int packet_type)
#else
static int qat_hw_sha3_offload(EVP_MD_CTX *ctx, const void *in, size_t len, int packet_type)
#endif
{
int job_ret = 0;
CpaStatus status;
op_done_t op_done;
thread_local_variables_t *tlv = NULL;
qat_sha3_ctx *sha3_ctx = NULL;
Cpa8U *pDigestBuffer = NULL;
int ret = 0;
if (unlikely((ctx == NULL) || (in == NULL))) {
WARN("Either ctx %p or in %p is NULL\n", ctx, in);
QATerr(QAT_F_QAT_HW_SHA3_OFFLOAD, QAT_R_INVALID_INPUT);
return -1;
}
#ifdef QAT_OPENSSL_PROVIDER
sha3_ctx = ctx->qctx;
#else
sha3_ctx = QAT_SHA3_GET_CTX(ctx);
#endif
if (sha3_ctx == NULL) {
WARN("SHA3 context hash data is NULL.\n");
QATerr(QAT_F_QAT_HW_SHA3_OFFLOAD, QAT_R_SHA3_CTX_NULL);
return -1;
}
#ifdef QAT_OPENSSL_PROVIDER
sha3_ctx->md_size = ctx->md_size;
#else
sha3_ctx->md_size = EVP_MD_CTX_size(ctx);
#endif
/* Initialize QAT session */
if (!sha3_ctx->context_params_set) {
if (0 == qat_sha3_session_data_init(ctx, sha3_ctx)) {
WARN("qat_session_data_init failed.\n");
QATerr(QAT_F_QAT_HW_SHA3_OFFLOAD, ERR_R_INTERNAL_ERROR);
return 0;
}
}
if (sha3_ctx->context_params_set && !sha3_ctx->session_init) {
/* Set SHA3 opdata params and initialise session. */
if (!qat_sha3_setup_param(sha3_ctx)) {
WARN("SHA3 operational params setup failed.\n");
QATerr(QAT_F_QAT_HW_SHA3_OFFLOAD, ERR_R_INTERNAL_ERROR);
return 0;
}
}
/* The variables in and out remain separate */
sha3_ctx->src_buffer.pData = qat_mem_alloc(len + sha3_ctx->md_size, sha3_ctx->qat_svm, __FILE__, __LINE__);
if ((sha3_ctx->src_buffer.pData) == NULL) {
WARN("Unable to allocate memory for buffer for sha3 hash.\n");
QATerr(QAT_F_QAT_HW_SHA3_OFFLOAD, ERR_R_MALLOC_FAILURE);
goto err;
}
sha3_ctx->src_buffer.dataLenInBytes = len + sha3_ctx->md_size;
pDigestBuffer = sha3_ctx->src_buffer.pData + len;
memcpy(sha3_ctx->src_buffer.pData, in, len);
tlv = qat_check_create_local_variables();
if (NULL == tlv) {
WARN("could not create local variables\n");
QATerr(QAT_F_QAT_HW_SHA3_OFFLOAD, ERR_R_INTERNAL_ERROR);
goto err;
}
qat_init_op_done(&op_done);
if (op_done.job != NULL) {
if (qat_setup_async_event_notification(op_done.job) == 0) {
WARN("Failed to setup async event notification\n");
QATerr(QAT_F_QAT_HW_SHA3_OFFLOAD, ERR_R_INTERNAL_ERROR);
qat_cleanup_op_done(&op_done);
goto err;
}
}
sha3_ctx->pSrcBufferList.pUserData = NULL;
sha3_ctx->opd->sessionCtx = sha3_ctx->session_ctx;
/* The type 'last partial cannot set without a partial set previous */
if (CPA_CY_SYM_PACKET_TYPE_LAST_PARTIAL == packet_type &&
sha3_ctx->qat_offloaded == 0) {
DEBUG("SHA3 data packet type: FULL\n");
sha3_ctx->opd->packetType = CPA_CY_SYM_PACKET_TYPE_FULL;
} else {
DEBUG("SHA3 data packet type partial or last partial\n");
sha3_ctx->opd->packetType = packet_type;
}
/* The message length, in bytes, of the source buffer that the hash
* will be computed on. */
sha3_ctx->opd->messageLenToHashInBytes = len;
sha3_ctx->opd->pDigestResult = pDigestBuffer;
if (!is_instance_available(sha3_ctx->inst_num)) {
WARN("QAT instance %d not available.\n", sha3_ctx->inst_num);
QATerr(QAT_F_QAT_HW_SHA3_OFFLOAD, ERR_R_INTERNAL_ERROR);
if (op_done.job != NULL)
qat_clear_async_event_notification(op_done.job);
qat_cleanup_op_done(&op_done);
goto err;
}
DUMP_SYM_PERFORM_OP_SHA3(qat_instance_handles[sha3_ctx->inst_num],
sha3_ctx->opd, sha3_ctx->pSrcBufferList,
sha3_ctx->pSrcBufferList);
/* same src & dst for an in-place operation */
status = qat_sym_perform_op(sha3_ctx->inst_num,
&op_done,
sha3_ctx->opd,
&(sha3_ctx->pSrcBufferList),
&(sha3_ctx->pSrcBufferList),
&(sha3_ctx->session_data->verifyDigest));
if (status != CPA_STATUS_SUCCESS) {
if (((status == CPA_STATUS_RESTARTING) || (status == CPA_STATUS_FAIL))) {
CRYPTO_QAT_LOG("Failed to submit request to qat inst_num %d device_id %d - %s\n",
sha3_ctx->inst_num,
qat_instance_details[sha3_ctx->inst_num].qat_instance_info.physInstId.packageId, __func__);
} else if (status == CPA_STATUS_UNSUPPORTED) {
WARN("Algorithm type unsupported in QAT_HW\n");
QATerr(QAT_F_QAT_HW_SHA3_OFFLOAD, QAT_R_ALGO_TYPE_UNSUPPORTED);
}
QATerr(QAT_F_QAT_HW_SHA3_OFFLOAD, ERR_R_INTERNAL_ERROR);
if (op_done.job != NULL) {
qat_clear_async_event_notification(op_done.job);
}
qat_cleanup_op_done(&op_done);
goto err;
}
QAT_INC_IN_FLIGHT_REQS(num_requests_in_flight, tlv);
if (qat_use_signals()) {
if (tlv->localOpsInFlight == 1) {
if (sem_post(&hw_polling_thread_sem) != 0) {
WARN("hw sem_post failed!, hw_polling_thread_sem address: %p.\n",
&hw_polling_thread_sem);
QATerr(QAT_F_QAT_HW_SHA3_OFFLOAD, ERR_R_INTERNAL_ERROR);
QAT_DEC_IN_FLIGHT_REQS(num_requests_in_flight, tlv);
if (op_done.job != NULL)
qat_clear_async_event_notification(op_done.job);
qat_cleanup_op_done(&op_done);
goto err;
}
}
}
if (enable_heuristic_polling) {
QAT_ATOMIC_INC(num_cipher_pipeline_requests_in_flight);
}
do {
if (op_done.job != NULL) {
/* If we get a failure on qat_pause_job then we will
not flag an error here and quit because we have
an asynchronous request in flight.
We don't want to start cleaning up data
structures that are still being used. If
qat_pause_job fails we will just yield and
loop around and try again until the request
completes and we can continue. */
if ((job_ret = qat_pause_job(op_done.job, ASYNC_STATUS_OK)) == 0) {
sched_yield();
}
} else {
sched_yield();
}
} while (!op_done.flag ||
QAT_CHK_JOB_RESUMED_UNEXPECTEDLY(job_ret));
QAT_DEC_IN_FLIGHT_REQS(num_requests_in_flight, tlv);
if (op_done.verifyResult != CPA_TRUE) {
WARN("Verification of result failed\n");
QATerr(QAT_F_QAT_HW_SHA3_OFFLOAD, ERR_R_INTERNAL_ERROR);
if (op_done.status == CPA_STATUS_FAIL) {
CRYPTO_QAT_LOG("Verification of result failed for qat inst_num %d device_id %d - %s\n",
sha3_ctx->inst_num,
qat_instance_details[sha3_ctx->inst_num].qat_instance_info.physInstId.packageId, __func__);
qat_cleanup_op_done(&op_done);
goto err;
}
}
qat_cleanup_op_done(&op_done);
/* final partial */
if (CPA_CY_SYM_PACKET_TYPE_LAST_PARTIAL == packet_type)
memcpy(sha3_ctx->digest_data, sha3_ctx->opd->pDigestResult, sha3_ctx->md_size);
else
sha3_ctx->qat_offloaded = 1;
ret = 1;
err:
QAT_MEM_FREE_NONZERO_BUFF(sha3_ctx->src_buffer.pData, sha3_ctx->qat_svm);
sha3_ctx->src_buffer.pData = NULL;
sha3_ctx->opd->pDigestResult = NULL;
return ret;
}
#ifdef QAT_OPENSSL_PROVIDER
int qat_sha3_copy(QAT_KECCAK1600_CTX *to, const QAT_KECCAK1600_CTX *from)
#else
static int qat_sha3_copy(EVP_MD_CTX *to, const EVP_MD_CTX *from)
#endif
{
qat_sha3_ctx *qat_from, *qat_to;
if (NULL == from || NULL == to) {
WARN("Either from %p or to %p are NULL\n", from, to);
return 0;
}
DEBUG("Copy to %p from %p \n", to, from);
#ifdef QAT_OPENSSL_PROVIDER
qat_from = from->qctx;
if (qat_from == NULL) {
WARN("digest copy without md_data\n");
return 1;
}
qat_to = to->qctx;
#else
qat_from = QAT_SHA3_GET_CTX(from);
if (qat_from == NULL) {
WARN("digest copy without md_data\n");
return 1;
}
qat_to = QAT_SHA3_GET_CTX(to);
#endif
if (NULL == qat_to) {
WARN("qat_to %p is NULL\n", qat_to);
return 0;
}
qat_to->pSrcBufferList.numBuffers = 1;
if (qat_from->pSrcBufferList.pPrivateMetaData) {
qat_to->pSrcBufferList.pPrivateMetaData = qat_from->pSrcBufferList.pPrivateMetaData;
} else {
qat_to->pSrcBufferList.pPrivateMetaData = NULL;
}
qat_to->pSrcBufferList.pUserData = NULL;
qat_to->pSrcBufferList.pBuffers = &qat_to->src_buffer;
return 1;
}
/******************************************************************************
* function:
* qat_sha3_final(EVP_MD_CTX *ctx, unsigned char *md)
*
* @param ctx [IN] - pointer to existing context
* @param md [OUT] - output buffer for digest result
*
* @retval -1 function failed
* @retval 1 function succeeded
*
* description:
* This function performs the copy operation of digest into md buffer.
*
******************************************************************************/
#ifdef QAT_OPENSSL_PROVIDER
int qat_sha3_final(QAT_KECCAK1600_CTX *ctx, unsigned char *md)
#else
static int qat_sha3_final(EVP_MD_CTX *ctx, unsigned char *md)
#endif
{
qat_sha3_ctx *sha3_ctx = NULL;