]> git.proxmox.com Git - mirror_ubuntu-bionic-kernel.git/blob - crypto/Kconfig
Merge branch 'drm-nouveau-fixes' of git://anongit.freedesktop.org/git/nouveau/linux...
[mirror_ubuntu-bionic-kernel.git] / crypto / Kconfig
1 #
2 # Generic algorithms support
3 #
4 config XOR_BLOCKS
5 tristate
6
7 #
8 # async_tx api: hardware offloaded memory transfer/transform support
9 #
10 source "crypto/async_tx/Kconfig"
11
12 #
13 # Cryptographic API Configuration
14 #
15 menuconfig CRYPTO
16 tristate "Cryptographic API"
17 help
18 This option provides the core Cryptographic API.
19
20 if CRYPTO
21
22 comment "Crypto core or helper"
23
24 config CRYPTO_FIPS
25 bool "FIPS 200 compliance"
26 depends on CRYPTO_ANSI_CPRNG && !CRYPTO_MANAGER_DISABLE_TESTS
27 help
28 This options enables the fips boot option which is
29 required if you want to system to operate in a FIPS 200
30 certification. You should say no unless you know what
31 this is.
32
33 config CRYPTO_ALGAPI
34 tristate
35 select CRYPTO_ALGAPI2
36 help
37 This option provides the API for cryptographic algorithms.
38
39 config CRYPTO_ALGAPI2
40 tristate
41
42 config CRYPTO_AEAD
43 tristate
44 select CRYPTO_AEAD2
45 select CRYPTO_ALGAPI
46
47 config CRYPTO_AEAD2
48 tristate
49 select CRYPTO_ALGAPI2
50
51 config CRYPTO_BLKCIPHER
52 tristate
53 select CRYPTO_BLKCIPHER2
54 select CRYPTO_ALGAPI
55
56 config CRYPTO_BLKCIPHER2
57 tristate
58 select CRYPTO_ALGAPI2
59 select CRYPTO_RNG2
60 select CRYPTO_WORKQUEUE
61
62 config CRYPTO_HASH
63 tristate
64 select CRYPTO_HASH2
65 select CRYPTO_ALGAPI
66
67 config CRYPTO_HASH2
68 tristate
69 select CRYPTO_ALGAPI2
70
71 config CRYPTO_RNG
72 tristate
73 select CRYPTO_RNG2
74 select CRYPTO_ALGAPI
75
76 config CRYPTO_RNG2
77 tristate
78 select CRYPTO_ALGAPI2
79
80 config CRYPTO_PCOMP
81 tristate
82 select CRYPTO_PCOMP2
83 select CRYPTO_ALGAPI
84
85 config CRYPTO_PCOMP2
86 tristate
87 select CRYPTO_ALGAPI2
88
89 config CRYPTO_MANAGER
90 tristate "Cryptographic algorithm manager"
91 select CRYPTO_MANAGER2
92 help
93 Create default cryptographic template instantiations such as
94 cbc(aes).
95
96 config CRYPTO_MANAGER2
97 def_tristate CRYPTO_MANAGER || (CRYPTO_MANAGER!=n && CRYPTO_ALGAPI=y)
98 select CRYPTO_AEAD2
99 select CRYPTO_HASH2
100 select CRYPTO_BLKCIPHER2
101 select CRYPTO_PCOMP2
102
103 config CRYPTO_USER
104 tristate "Userspace cryptographic algorithm configuration"
105 depends on NET
106 select CRYPTO_MANAGER
107 help
108 Userspace configuration for cryptographic instantiations such as
109 cbc(aes).
110
111 config CRYPTO_MANAGER_DISABLE_TESTS
112 bool "Disable run-time self tests"
113 default y
114 depends on CRYPTO_MANAGER2
115 help
116 Disable run-time self tests that normally take place at
117 algorithm registration.
118
119 config CRYPTO_GF128MUL
120 tristate "GF(2^128) multiplication functions"
121 help
122 Efficient table driven implementation of multiplications in the
123 field GF(2^128). This is needed by some cypher modes. This
124 option will be selected automatically if you select such a
125 cipher mode. Only select this option by hand if you expect to load
126 an external module that requires these functions.
127
128 config CRYPTO_NULL
129 tristate "Null algorithms"
130 select CRYPTO_ALGAPI
131 select CRYPTO_BLKCIPHER
132 select CRYPTO_HASH
133 help
134 These are 'Null' algorithms, used by IPsec, which do nothing.
135
136 config CRYPTO_PCRYPT
137 tristate "Parallel crypto engine (EXPERIMENTAL)"
138 depends on SMP && EXPERIMENTAL
139 select PADATA
140 select CRYPTO_MANAGER
141 select CRYPTO_AEAD
142 help
143 This converts an arbitrary crypto algorithm into a parallel
144 algorithm that executes in kernel threads.
145
146 config CRYPTO_WORKQUEUE
147 tristate
148
149 config CRYPTO_CRYPTD
150 tristate "Software async crypto daemon"
151 select CRYPTO_BLKCIPHER
152 select CRYPTO_HASH
153 select CRYPTO_MANAGER
154 select CRYPTO_WORKQUEUE
155 help
156 This is a generic software asynchronous crypto daemon that
157 converts an arbitrary synchronous software crypto algorithm
158 into an asynchronous algorithm that executes in a kernel thread.
159
160 config CRYPTO_AUTHENC
161 tristate "Authenc support"
162 select CRYPTO_AEAD
163 select CRYPTO_BLKCIPHER
164 select CRYPTO_MANAGER
165 select CRYPTO_HASH
166 help
167 Authenc: Combined mode wrapper for IPsec.
168 This is required for IPSec.
169
170 config CRYPTO_TEST
171 tristate "Testing module"
172 depends on m
173 select CRYPTO_MANAGER
174 help
175 Quick & dirty crypto test module.
176
177 config CRYPTO_ABLK_HELPER_X86
178 tristate
179 depends on X86
180 select CRYPTO_CRYPTD
181
182 config CRYPTO_GLUE_HELPER_X86
183 tristate
184 depends on X86
185 select CRYPTO_ALGAPI
186
187 comment "Authenticated Encryption with Associated Data"
188
189 config CRYPTO_CCM
190 tristate "CCM support"
191 select CRYPTO_CTR
192 select CRYPTO_AEAD
193 help
194 Support for Counter with CBC MAC. Required for IPsec.
195
196 config CRYPTO_GCM
197 tristate "GCM/GMAC support"
198 select CRYPTO_CTR
199 select CRYPTO_AEAD
200 select CRYPTO_GHASH
201 help
202 Support for Galois/Counter Mode (GCM) and Galois Message
203 Authentication Code (GMAC). Required for IPSec.
204
205 config CRYPTO_SEQIV
206 tristate "Sequence Number IV Generator"
207 select CRYPTO_AEAD
208 select CRYPTO_BLKCIPHER
209 select CRYPTO_RNG
210 help
211 This IV generator generates an IV based on a sequence number by
212 xoring it with a salt. This algorithm is mainly useful for CTR
213
214 comment "Block modes"
215
216 config CRYPTO_CBC
217 tristate "CBC support"
218 select CRYPTO_BLKCIPHER
219 select CRYPTO_MANAGER
220 help
221 CBC: Cipher Block Chaining mode
222 This block cipher algorithm is required for IPSec.
223
224 config CRYPTO_CTR
225 tristate "CTR support"
226 select CRYPTO_BLKCIPHER
227 select CRYPTO_SEQIV
228 select CRYPTO_MANAGER
229 help
230 CTR: Counter mode
231 This block cipher algorithm is required for IPSec.
232
233 config CRYPTO_CTS
234 tristate "CTS support"
235 select CRYPTO_BLKCIPHER
236 help
237 CTS: Cipher Text Stealing
238 This is the Cipher Text Stealing mode as described by
239 Section 8 of rfc2040 and referenced by rfc3962.
240 (rfc3962 includes errata information in its Appendix A)
241 This mode is required for Kerberos gss mechanism support
242 for AES encryption.
243
244 config CRYPTO_ECB
245 tristate "ECB support"
246 select CRYPTO_BLKCIPHER
247 select CRYPTO_MANAGER
248 help
249 ECB: Electronic CodeBook mode
250 This is the simplest block cipher algorithm. It simply encrypts
251 the input block by block.
252
253 config CRYPTO_LRW
254 tristate "LRW support"
255 select CRYPTO_BLKCIPHER
256 select CRYPTO_MANAGER
257 select CRYPTO_GF128MUL
258 help
259 LRW: Liskov Rivest Wagner, a tweakable, non malleable, non movable
260 narrow block cipher mode for dm-crypt. Use it with cipher
261 specification string aes-lrw-benbi, the key must be 256, 320 or 384.
262 The first 128, 192 or 256 bits in the key are used for AES and the
263 rest is used to tie each cipher block to its logical position.
264
265 config CRYPTO_PCBC
266 tristate "PCBC support"
267 select CRYPTO_BLKCIPHER
268 select CRYPTO_MANAGER
269 help
270 PCBC: Propagating Cipher Block Chaining mode
271 This block cipher algorithm is required for RxRPC.
272
273 config CRYPTO_XTS
274 tristate "XTS support"
275 select CRYPTO_BLKCIPHER
276 select CRYPTO_MANAGER
277 select CRYPTO_GF128MUL
278 help
279 XTS: IEEE1619/D16 narrow block cipher use with aes-xts-plain,
280 key size 256, 384 or 512 bits. This implementation currently
281 can't handle a sectorsize which is not a multiple of 16 bytes.
282
283 comment "Hash modes"
284
285 config CRYPTO_HMAC
286 tristate "HMAC support"
287 select CRYPTO_HASH
288 select CRYPTO_MANAGER
289 help
290 HMAC: Keyed-Hashing for Message Authentication (RFC2104).
291 This is required for IPSec.
292
293 config CRYPTO_XCBC
294 tristate "XCBC support"
295 depends on EXPERIMENTAL
296 select CRYPTO_HASH
297 select CRYPTO_MANAGER
298 help
299 XCBC: Keyed-Hashing with encryption algorithm
300 http://www.ietf.org/rfc/rfc3566.txt
301 http://csrc.nist.gov/encryption/modes/proposedmodes/
302 xcbc-mac/xcbc-mac-spec.pdf
303
304 config CRYPTO_VMAC
305 tristate "VMAC support"
306 depends on EXPERIMENTAL
307 select CRYPTO_HASH
308 select CRYPTO_MANAGER
309 help
310 VMAC is a message authentication algorithm designed for
311 very high speed on 64-bit architectures.
312
313 See also:
314 <http://fastcrypto.org/vmac>
315
316 comment "Digest"
317
318 config CRYPTO_CRC32C
319 tristate "CRC32c CRC algorithm"
320 select CRYPTO_HASH
321 select CRC32
322 help
323 Castagnoli, et al Cyclic Redundancy-Check Algorithm. Used
324 by iSCSI for header and data digests and by others.
325 See Castagnoli93. Module will be crc32c.
326
327 config CRYPTO_CRC32C_INTEL
328 tristate "CRC32c INTEL hardware acceleration"
329 depends on X86
330 select CRYPTO_HASH
331 help
332 In Intel processor with SSE4.2 supported, the processor will
333 support CRC32C implementation using hardware accelerated CRC32
334 instruction. This option will create 'crc32c-intel' module,
335 which will enable any routine to use the CRC32 instruction to
336 gain performance compared with software implementation.
337 Module will be crc32c-intel.
338
339 config CRYPTO_CRC32C_SPARC64
340 tristate "CRC32c CRC algorithm (SPARC64)"
341 depends on SPARC64
342 select CRYPTO_HASH
343 select CRC32
344 help
345 CRC32c CRC algorithm implemented using sparc64 crypto instructions,
346 when available.
347
348 config CRYPTO_GHASH
349 tristate "GHASH digest algorithm"
350 select CRYPTO_GF128MUL
351 help
352 GHASH is message digest algorithm for GCM (Galois/Counter Mode).
353
354 config CRYPTO_MD4
355 tristate "MD4 digest algorithm"
356 select CRYPTO_HASH
357 help
358 MD4 message digest algorithm (RFC1320).
359
360 config CRYPTO_MD5
361 tristate "MD5 digest algorithm"
362 select CRYPTO_HASH
363 help
364 MD5 message digest algorithm (RFC1321).
365
366 config CRYPTO_MD5_SPARC64
367 tristate "MD5 digest algorithm (SPARC64)"
368 depends on SPARC64
369 select CRYPTO_MD5
370 select CRYPTO_HASH
371 help
372 MD5 message digest algorithm (RFC1321) implemented
373 using sparc64 crypto instructions, when available.
374
375 config CRYPTO_MICHAEL_MIC
376 tristate "Michael MIC keyed digest algorithm"
377 select CRYPTO_HASH
378 help
379 Michael MIC is used for message integrity protection in TKIP
380 (IEEE 802.11i). This algorithm is required for TKIP, but it
381 should not be used for other purposes because of the weakness
382 of the algorithm.
383
384 config CRYPTO_RMD128
385 tristate "RIPEMD-128 digest algorithm"
386 select CRYPTO_HASH
387 help
388 RIPEMD-128 (ISO/IEC 10118-3:2004).
389
390 RIPEMD-128 is a 128-bit cryptographic hash function. It should only
391 be used as a secure replacement for RIPEMD. For other use cases,
392 RIPEMD-160 should be used.
393
394 Developed by Hans Dobbertin, Antoon Bosselaers and Bart Preneel.
395 See <http://homes.esat.kuleuven.be/~bosselae/ripemd160.html>
396
397 config CRYPTO_RMD160
398 tristate "RIPEMD-160 digest algorithm"
399 select CRYPTO_HASH
400 help
401 RIPEMD-160 (ISO/IEC 10118-3:2004).
402
403 RIPEMD-160 is a 160-bit cryptographic hash function. It is intended
404 to be used as a secure replacement for the 128-bit hash functions
405 MD4, MD5 and it's predecessor RIPEMD
406 (not to be confused with RIPEMD-128).
407
408 It's speed is comparable to SHA1 and there are no known attacks
409 against RIPEMD-160.
410
411 Developed by Hans Dobbertin, Antoon Bosselaers and Bart Preneel.
412 See <http://homes.esat.kuleuven.be/~bosselae/ripemd160.html>
413
414 config CRYPTO_RMD256
415 tristate "RIPEMD-256 digest algorithm"
416 select CRYPTO_HASH
417 help
418 RIPEMD-256 is an optional extension of RIPEMD-128 with a
419 256 bit hash. It is intended for applications that require
420 longer hash-results, without needing a larger security level
421 (than RIPEMD-128).
422
423 Developed by Hans Dobbertin, Antoon Bosselaers and Bart Preneel.
424 See <http://homes.esat.kuleuven.be/~bosselae/ripemd160.html>
425
426 config CRYPTO_RMD320
427 tristate "RIPEMD-320 digest algorithm"
428 select CRYPTO_HASH
429 help
430 RIPEMD-320 is an optional extension of RIPEMD-160 with a
431 320 bit hash. It is intended for applications that require
432 longer hash-results, without needing a larger security level
433 (than RIPEMD-160).
434
435 Developed by Hans Dobbertin, Antoon Bosselaers and Bart Preneel.
436 See <http://homes.esat.kuleuven.be/~bosselae/ripemd160.html>
437
438 config CRYPTO_SHA1
439 tristate "SHA1 digest algorithm"
440 select CRYPTO_HASH
441 help
442 SHA-1 secure hash standard (FIPS 180-1/DFIPS 180-2).
443
444 config CRYPTO_SHA1_SSSE3
445 tristate "SHA1 digest algorithm (SSSE3/AVX)"
446 depends on X86 && 64BIT
447 select CRYPTO_SHA1
448 select CRYPTO_HASH
449 help
450 SHA-1 secure hash standard (FIPS 180-1/DFIPS 180-2) implemented
451 using Supplemental SSE3 (SSSE3) instructions or Advanced Vector
452 Extensions (AVX), when available.
453
454 config CRYPTO_SHA1_SPARC64
455 tristate "SHA1 digest algorithm (SPARC64)"
456 depends on SPARC64
457 select CRYPTO_SHA1
458 select CRYPTO_HASH
459 help
460 SHA-1 secure hash standard (FIPS 180-1/DFIPS 180-2) implemented
461 using sparc64 crypto instructions, when available.
462
463 config CRYPTO_SHA1_ARM
464 tristate "SHA1 digest algorithm (ARM-asm)"
465 depends on ARM
466 select CRYPTO_SHA1
467 select CRYPTO_HASH
468 help
469 SHA-1 secure hash standard (FIPS 180-1/DFIPS 180-2) implemented
470 using optimized ARM assembler.
471
472 config CRYPTO_SHA256
473 tristate "SHA224 and SHA256 digest algorithm"
474 select CRYPTO_HASH
475 help
476 SHA256 secure hash standard (DFIPS 180-2).
477
478 This version of SHA implements a 256 bit hash with 128 bits of
479 security against collision attacks.
480
481 This code also includes SHA-224, a 224 bit hash with 112 bits
482 of security against collision attacks.
483
484 config CRYPTO_SHA256_SPARC64
485 tristate "SHA224 and SHA256 digest algorithm (SPARC64)"
486 depends on SPARC64
487 select CRYPTO_SHA256
488 select CRYPTO_HASH
489 help
490 SHA-256 secure hash standard (DFIPS 180-2) implemented
491 using sparc64 crypto instructions, when available.
492
493 config CRYPTO_SHA512
494 tristate "SHA384 and SHA512 digest algorithms"
495 select CRYPTO_HASH
496 help
497 SHA512 secure hash standard (DFIPS 180-2).
498
499 This version of SHA implements a 512 bit hash with 256 bits of
500 security against collision attacks.
501
502 This code also includes SHA-384, a 384 bit hash with 192 bits
503 of security against collision attacks.
504
505 config CRYPTO_SHA512_SPARC64
506 tristate "SHA384 and SHA512 digest algorithm (SPARC64)"
507 depends on SPARC64
508 select CRYPTO_SHA512
509 select CRYPTO_HASH
510 help
511 SHA-512 secure hash standard (DFIPS 180-2) implemented
512 using sparc64 crypto instructions, when available.
513
514 config CRYPTO_TGR192
515 tristate "Tiger digest algorithms"
516 select CRYPTO_HASH
517 help
518 Tiger hash algorithm 192, 160 and 128-bit hashes
519
520 Tiger is a hash function optimized for 64-bit processors while
521 still having decent performance on 32-bit processors.
522 Tiger was developed by Ross Anderson and Eli Biham.
523
524 See also:
525 <http://www.cs.technion.ac.il/~biham/Reports/Tiger/>.
526
527 config CRYPTO_WP512
528 tristate "Whirlpool digest algorithms"
529 select CRYPTO_HASH
530 help
531 Whirlpool hash algorithm 512, 384 and 256-bit hashes
532
533 Whirlpool-512 is part of the NESSIE cryptographic primitives.
534 Whirlpool will be part of the ISO/IEC 10118-3:2003(E) standard
535
536 See also:
537 <http://www.larc.usp.br/~pbarreto/WhirlpoolPage.html>
538
539 config CRYPTO_GHASH_CLMUL_NI_INTEL
540 tristate "GHASH digest algorithm (CLMUL-NI accelerated)"
541 depends on X86 && 64BIT
542 select CRYPTO_CRYPTD
543 help
544 GHASH is message digest algorithm for GCM (Galois/Counter Mode).
545 The implementation is accelerated by CLMUL-NI of Intel.
546
547 comment "Ciphers"
548
549 config CRYPTO_AES
550 tristate "AES cipher algorithms"
551 select CRYPTO_ALGAPI
552 help
553 AES cipher algorithms (FIPS-197). AES uses the Rijndael
554 algorithm.
555
556 Rijndael appears to be consistently a very good performer in
557 both hardware and software across a wide range of computing
558 environments regardless of its use in feedback or non-feedback
559 modes. Its key setup time is excellent, and its key agility is
560 good. Rijndael's very low memory requirements make it very well
561 suited for restricted-space environments, in which it also
562 demonstrates excellent performance. Rijndael's operations are
563 among the easiest to defend against power and timing attacks.
564
565 The AES specifies three key sizes: 128, 192 and 256 bits
566
567 See <http://csrc.nist.gov/CryptoToolkit/aes/> for more information.
568
569 config CRYPTO_AES_586
570 tristate "AES cipher algorithms (i586)"
571 depends on (X86 || UML_X86) && !64BIT
572 select CRYPTO_ALGAPI
573 select CRYPTO_AES
574 help
575 AES cipher algorithms (FIPS-197). AES uses the Rijndael
576 algorithm.
577
578 Rijndael appears to be consistently a very good performer in
579 both hardware and software across a wide range of computing
580 environments regardless of its use in feedback or non-feedback
581 modes. Its key setup time is excellent, and its key agility is
582 good. Rijndael's very low memory requirements make it very well
583 suited for restricted-space environments, in which it also
584 demonstrates excellent performance. Rijndael's operations are
585 among the easiest to defend against power and timing attacks.
586
587 The AES specifies three key sizes: 128, 192 and 256 bits
588
589 See <http://csrc.nist.gov/encryption/aes/> for more information.
590
591 config CRYPTO_AES_X86_64
592 tristate "AES cipher algorithms (x86_64)"
593 depends on (X86 || UML_X86) && 64BIT
594 select CRYPTO_ALGAPI
595 select CRYPTO_AES
596 help
597 AES cipher algorithms (FIPS-197). AES uses the Rijndael
598 algorithm.
599
600 Rijndael appears to be consistently a very good performer in
601 both hardware and software across a wide range of computing
602 environments regardless of its use in feedback or non-feedback
603 modes. Its key setup time is excellent, and its key agility is
604 good. Rijndael's very low memory requirements make it very well
605 suited for restricted-space environments, in which it also
606 demonstrates excellent performance. Rijndael's operations are
607 among the easiest to defend against power and timing attacks.
608
609 The AES specifies three key sizes: 128, 192 and 256 bits
610
611 See <http://csrc.nist.gov/encryption/aes/> for more information.
612
613 config CRYPTO_AES_NI_INTEL
614 tristate "AES cipher algorithms (AES-NI)"
615 depends on X86
616 select CRYPTO_AES_X86_64 if 64BIT
617 select CRYPTO_AES_586 if !64BIT
618 select CRYPTO_CRYPTD
619 select CRYPTO_ABLK_HELPER_X86
620 select CRYPTO_ALGAPI
621 select CRYPTO_LRW
622 select CRYPTO_XTS
623 help
624 Use Intel AES-NI instructions for AES algorithm.
625
626 AES cipher algorithms (FIPS-197). AES uses the Rijndael
627 algorithm.
628
629 Rijndael appears to be consistently a very good performer in
630 both hardware and software across a wide range of computing
631 environments regardless of its use in feedback or non-feedback
632 modes. Its key setup time is excellent, and its key agility is
633 good. Rijndael's very low memory requirements make it very well
634 suited for restricted-space environments, in which it also
635 demonstrates excellent performance. Rijndael's operations are
636 among the easiest to defend against power and timing attacks.
637
638 The AES specifies three key sizes: 128, 192 and 256 bits
639
640 See <http://csrc.nist.gov/encryption/aes/> for more information.
641
642 In addition to AES cipher algorithm support, the acceleration
643 for some popular block cipher mode is supported too, including
644 ECB, CBC, LRW, PCBC, XTS. The 64 bit version has additional
645 acceleration for CTR.
646
647 config CRYPTO_AES_SPARC64
648 tristate "AES cipher algorithms (SPARC64)"
649 depends on SPARC64
650 select CRYPTO_CRYPTD
651 select CRYPTO_ALGAPI
652 help
653 Use SPARC64 crypto opcodes for AES algorithm.
654
655 AES cipher algorithms (FIPS-197). AES uses the Rijndael
656 algorithm.
657
658 Rijndael appears to be consistently a very good performer in
659 both hardware and software across a wide range of computing
660 environments regardless of its use in feedback or non-feedback
661 modes. Its key setup time is excellent, and its key agility is
662 good. Rijndael's very low memory requirements make it very well
663 suited for restricted-space environments, in which it also
664 demonstrates excellent performance. Rijndael's operations are
665 among the easiest to defend against power and timing attacks.
666
667 The AES specifies three key sizes: 128, 192 and 256 bits
668
669 See <http://csrc.nist.gov/encryption/aes/> for more information.
670
671 In addition to AES cipher algorithm support, the acceleration
672 for some popular block cipher mode is supported too, including
673 ECB and CBC.
674
675 config CRYPTO_AES_ARM
676 tristate "AES cipher algorithms (ARM-asm)"
677 depends on ARM
678 select CRYPTO_ALGAPI
679 select CRYPTO_AES
680 help
681 Use optimized AES assembler routines for ARM platforms.
682
683 AES cipher algorithms (FIPS-197). AES uses the Rijndael
684 algorithm.
685
686 Rijndael appears to be consistently a very good performer in
687 both hardware and software across a wide range of computing
688 environments regardless of its use in feedback or non-feedback
689 modes. Its key setup time is excellent, and its key agility is
690 good. Rijndael's very low memory requirements make it very well
691 suited for restricted-space environments, in which it also
692 demonstrates excellent performance. Rijndael's operations are
693 among the easiest to defend against power and timing attacks.
694
695 The AES specifies three key sizes: 128, 192 and 256 bits
696
697 See <http://csrc.nist.gov/encryption/aes/> for more information.
698
699 config CRYPTO_ANUBIS
700 tristate "Anubis cipher algorithm"
701 select CRYPTO_ALGAPI
702 help
703 Anubis cipher algorithm.
704
705 Anubis is a variable key length cipher which can use keys from
706 128 bits to 320 bits in length. It was evaluated as a entrant
707 in the NESSIE competition.
708
709 See also:
710 <https://www.cosic.esat.kuleuven.be/nessie/reports/>
711 <http://www.larc.usp.br/~pbarreto/AnubisPage.html>
712
713 config CRYPTO_ARC4
714 tristate "ARC4 cipher algorithm"
715 select CRYPTO_BLKCIPHER
716 help
717 ARC4 cipher algorithm.
718
719 ARC4 is a stream cipher using keys ranging from 8 bits to 2048
720 bits in length. This algorithm is required for driver-based
721 WEP, but it should not be for other purposes because of the
722 weakness of the algorithm.
723
724 config CRYPTO_BLOWFISH
725 tristate "Blowfish cipher algorithm"
726 select CRYPTO_ALGAPI
727 select CRYPTO_BLOWFISH_COMMON
728 help
729 Blowfish cipher algorithm, by Bruce Schneier.
730
731 This is a variable key length cipher which can use keys from 32
732 bits to 448 bits in length. It's fast, simple and specifically
733 designed for use on "large microprocessors".
734
735 See also:
736 <http://www.schneier.com/blowfish.html>
737
738 config CRYPTO_BLOWFISH_COMMON
739 tristate
740 help
741 Common parts of the Blowfish cipher algorithm shared by the
742 generic c and the assembler implementations.
743
744 See also:
745 <http://www.schneier.com/blowfish.html>
746
747 config CRYPTO_BLOWFISH_X86_64
748 tristate "Blowfish cipher algorithm (x86_64)"
749 depends on X86 && 64BIT
750 select CRYPTO_ALGAPI
751 select CRYPTO_BLOWFISH_COMMON
752 help
753 Blowfish cipher algorithm (x86_64), by Bruce Schneier.
754
755 This is a variable key length cipher which can use keys from 32
756 bits to 448 bits in length. It's fast, simple and specifically
757 designed for use on "large microprocessors".
758
759 See also:
760 <http://www.schneier.com/blowfish.html>
761
762 config CRYPTO_CAMELLIA
763 tristate "Camellia cipher algorithms"
764 depends on CRYPTO
765 select CRYPTO_ALGAPI
766 help
767 Camellia cipher algorithms module.
768
769 Camellia is a symmetric key block cipher developed jointly
770 at NTT and Mitsubishi Electric Corporation.
771
772 The Camellia specifies three key sizes: 128, 192 and 256 bits.
773
774 See also:
775 <https://info.isl.ntt.co.jp/crypt/eng/camellia/index_s.html>
776
777 config CRYPTO_CAMELLIA_X86_64
778 tristate "Camellia cipher algorithm (x86_64)"
779 depends on X86 && 64BIT
780 depends on CRYPTO
781 select CRYPTO_ALGAPI
782 select CRYPTO_GLUE_HELPER_X86
783 select CRYPTO_LRW
784 select CRYPTO_XTS
785 help
786 Camellia cipher algorithm module (x86_64).
787
788 Camellia is a symmetric key block cipher developed jointly
789 at NTT and Mitsubishi Electric Corporation.
790
791 The Camellia specifies three key sizes: 128, 192 and 256 bits.
792
793 See also:
794 <https://info.isl.ntt.co.jp/crypt/eng/camellia/index_s.html>
795
796 config CRYPTO_CAMELLIA_SPARC64
797 tristate "Camellia cipher algorithm (SPARC64)"
798 depends on SPARC64
799 depends on CRYPTO
800 select CRYPTO_ALGAPI
801 help
802 Camellia cipher algorithm module (SPARC64).
803
804 Camellia is a symmetric key block cipher developed jointly
805 at NTT and Mitsubishi Electric Corporation.
806
807 The Camellia specifies three key sizes: 128, 192 and 256 bits.
808
809 See also:
810 <https://info.isl.ntt.co.jp/crypt/eng/camellia/index_s.html>
811
812 config CRYPTO_CAST5
813 tristate "CAST5 (CAST-128) cipher algorithm"
814 select CRYPTO_ALGAPI
815 help
816 The CAST5 encryption algorithm (synonymous with CAST-128) is
817 described in RFC2144.
818
819 config CRYPTO_CAST5_AVX_X86_64
820 tristate "CAST5 (CAST-128) cipher algorithm (x86_64/AVX)"
821 depends on X86 && 64BIT
822 select CRYPTO_ALGAPI
823 select CRYPTO_CRYPTD
824 select CRYPTO_ABLK_HELPER_X86
825 select CRYPTO_CAST5
826 help
827 The CAST5 encryption algorithm (synonymous with CAST-128) is
828 described in RFC2144.
829
830 This module provides the Cast5 cipher algorithm that processes
831 sixteen blocks parallel using the AVX instruction set.
832
833 config CRYPTO_CAST6
834 tristate "CAST6 (CAST-256) cipher algorithm"
835 select CRYPTO_ALGAPI
836 help
837 The CAST6 encryption algorithm (synonymous with CAST-256) is
838 described in RFC2612.
839
840 config CRYPTO_CAST6_AVX_X86_64
841 tristate "CAST6 (CAST-256) cipher algorithm (x86_64/AVX)"
842 depends on X86 && 64BIT
843 select CRYPTO_ALGAPI
844 select CRYPTO_CRYPTD
845 select CRYPTO_ABLK_HELPER_X86
846 select CRYPTO_GLUE_HELPER_X86
847 select CRYPTO_CAST6
848 select CRYPTO_LRW
849 select CRYPTO_XTS
850 help
851 The CAST6 encryption algorithm (synonymous with CAST-256) is
852 described in RFC2612.
853
854 This module provides the Cast6 cipher algorithm that processes
855 eight blocks parallel using the AVX instruction set.
856
857 config CRYPTO_DES
858 tristate "DES and Triple DES EDE cipher algorithms"
859 select CRYPTO_ALGAPI
860 help
861 DES cipher algorithm (FIPS 46-2), and Triple DES EDE (FIPS 46-3).
862
863 config CRYPTO_DES_SPARC64
864 tristate "DES and Triple DES EDE cipher algorithms (SPARC64)"
865 depends on SPARC64
866 select CRYPTO_ALGAPI
867 select CRYPTO_DES
868 help
869 DES cipher algorithm (FIPS 46-2), and Triple DES EDE (FIPS 46-3),
870 optimized using SPARC64 crypto opcodes.
871
872 config CRYPTO_FCRYPT
873 tristate "FCrypt cipher algorithm"
874 select CRYPTO_ALGAPI
875 select CRYPTO_BLKCIPHER
876 help
877 FCrypt algorithm used by RxRPC.
878
879 config CRYPTO_KHAZAD
880 tristate "Khazad cipher algorithm"
881 select CRYPTO_ALGAPI
882 help
883 Khazad cipher algorithm.
884
885 Khazad was a finalist in the initial NESSIE competition. It is
886 an algorithm optimized for 64-bit processors with good performance
887 on 32-bit processors. Khazad uses an 128 bit key size.
888
889 See also:
890 <http://www.larc.usp.br/~pbarreto/KhazadPage.html>
891
892 config CRYPTO_SALSA20
893 tristate "Salsa20 stream cipher algorithm (EXPERIMENTAL)"
894 depends on EXPERIMENTAL
895 select CRYPTO_BLKCIPHER
896 help
897 Salsa20 stream cipher algorithm.
898
899 Salsa20 is a stream cipher submitted to eSTREAM, the ECRYPT
900 Stream Cipher Project. See <http://www.ecrypt.eu.org/stream/>
901
902 The Salsa20 stream cipher algorithm is designed by Daniel J.
903 Bernstein <djb@cr.yp.to>. See <http://cr.yp.to/snuffle.html>
904
905 config CRYPTO_SALSA20_586
906 tristate "Salsa20 stream cipher algorithm (i586) (EXPERIMENTAL)"
907 depends on (X86 || UML_X86) && !64BIT
908 depends on EXPERIMENTAL
909 select CRYPTO_BLKCIPHER
910 help
911 Salsa20 stream cipher algorithm.
912
913 Salsa20 is a stream cipher submitted to eSTREAM, the ECRYPT
914 Stream Cipher Project. See <http://www.ecrypt.eu.org/stream/>
915
916 The Salsa20 stream cipher algorithm is designed by Daniel J.
917 Bernstein <djb@cr.yp.to>. See <http://cr.yp.to/snuffle.html>
918
919 config CRYPTO_SALSA20_X86_64
920 tristate "Salsa20 stream cipher algorithm (x86_64) (EXPERIMENTAL)"
921 depends on (X86 || UML_X86) && 64BIT
922 depends on EXPERIMENTAL
923 select CRYPTO_BLKCIPHER
924 help
925 Salsa20 stream cipher algorithm.
926
927 Salsa20 is a stream cipher submitted to eSTREAM, the ECRYPT
928 Stream Cipher Project. See <http://www.ecrypt.eu.org/stream/>
929
930 The Salsa20 stream cipher algorithm is designed by Daniel J.
931 Bernstein <djb@cr.yp.to>. See <http://cr.yp.to/snuffle.html>
932
933 config CRYPTO_SEED
934 tristate "SEED cipher algorithm"
935 select CRYPTO_ALGAPI
936 help
937 SEED cipher algorithm (RFC4269).
938
939 SEED is a 128-bit symmetric key block cipher that has been
940 developed by KISA (Korea Information Security Agency) as a
941 national standard encryption algorithm of the Republic of Korea.
942 It is a 16 round block cipher with the key size of 128 bit.
943
944 See also:
945 <http://www.kisa.or.kr/kisa/seed/jsp/seed_eng.jsp>
946
947 config CRYPTO_SERPENT
948 tristate "Serpent cipher algorithm"
949 select CRYPTO_ALGAPI
950 help
951 Serpent cipher algorithm, by Anderson, Biham & Knudsen.
952
953 Keys are allowed to be from 0 to 256 bits in length, in steps
954 of 8 bits. Also includes the 'Tnepres' algorithm, a reversed
955 variant of Serpent for compatibility with old kerneli.org code.
956
957 See also:
958 <http://www.cl.cam.ac.uk/~rja14/serpent.html>
959
960 config CRYPTO_SERPENT_SSE2_X86_64
961 tristate "Serpent cipher algorithm (x86_64/SSE2)"
962 depends on X86 && 64BIT
963 select CRYPTO_ALGAPI
964 select CRYPTO_CRYPTD
965 select CRYPTO_ABLK_HELPER_X86
966 select CRYPTO_GLUE_HELPER_X86
967 select CRYPTO_SERPENT
968 select CRYPTO_LRW
969 select CRYPTO_XTS
970 help
971 Serpent cipher algorithm, by Anderson, Biham & Knudsen.
972
973 Keys are allowed to be from 0 to 256 bits in length, in steps
974 of 8 bits.
975
976 This module provides Serpent cipher algorithm that processes eigth
977 blocks parallel using SSE2 instruction set.
978
979 See also:
980 <http://www.cl.cam.ac.uk/~rja14/serpent.html>
981
982 config CRYPTO_SERPENT_SSE2_586
983 tristate "Serpent cipher algorithm (i586/SSE2)"
984 depends on X86 && !64BIT
985 select CRYPTO_ALGAPI
986 select CRYPTO_CRYPTD
987 select CRYPTO_ABLK_HELPER_X86
988 select CRYPTO_GLUE_HELPER_X86
989 select CRYPTO_SERPENT
990 select CRYPTO_LRW
991 select CRYPTO_XTS
992 help
993 Serpent cipher algorithm, by Anderson, Biham & Knudsen.
994
995 Keys are allowed to be from 0 to 256 bits in length, in steps
996 of 8 bits.
997
998 This module provides Serpent cipher algorithm that processes four
999 blocks parallel using SSE2 instruction set.
1000
1001 See also:
1002 <http://www.cl.cam.ac.uk/~rja14/serpent.html>
1003
1004 config CRYPTO_SERPENT_AVX_X86_64
1005 tristate "Serpent cipher algorithm (x86_64/AVX)"
1006 depends on X86 && 64BIT
1007 select CRYPTO_ALGAPI
1008 select CRYPTO_CRYPTD
1009 select CRYPTO_ABLK_HELPER_X86
1010 select CRYPTO_GLUE_HELPER_X86
1011 select CRYPTO_SERPENT
1012 select CRYPTO_LRW
1013 select CRYPTO_XTS
1014 help
1015 Serpent cipher algorithm, by Anderson, Biham & Knudsen.
1016
1017 Keys are allowed to be from 0 to 256 bits in length, in steps
1018 of 8 bits.
1019
1020 This module provides the Serpent cipher algorithm that processes
1021 eight blocks parallel using the AVX instruction set.
1022
1023 See also:
1024 <http://www.cl.cam.ac.uk/~rja14/serpent.html>
1025
1026 config CRYPTO_TEA
1027 tristate "TEA, XTEA and XETA cipher algorithms"
1028 select CRYPTO_ALGAPI
1029 help
1030 TEA cipher algorithm.
1031
1032 Tiny Encryption Algorithm is a simple cipher that uses
1033 many rounds for security. It is very fast and uses
1034 little memory.
1035
1036 Xtendend Tiny Encryption Algorithm is a modification to
1037 the TEA algorithm to address a potential key weakness
1038 in the TEA algorithm.
1039
1040 Xtendend Encryption Tiny Algorithm is a mis-implementation
1041 of the XTEA algorithm for compatibility purposes.
1042
1043 config CRYPTO_TWOFISH
1044 tristate "Twofish cipher algorithm"
1045 select CRYPTO_ALGAPI
1046 select CRYPTO_TWOFISH_COMMON
1047 help
1048 Twofish cipher algorithm.
1049
1050 Twofish was submitted as an AES (Advanced Encryption Standard)
1051 candidate cipher by researchers at CounterPane Systems. It is a
1052 16 round block cipher supporting key sizes of 128, 192, and 256
1053 bits.
1054
1055 See also:
1056 <http://www.schneier.com/twofish.html>
1057
1058 config CRYPTO_TWOFISH_COMMON
1059 tristate
1060 help
1061 Common parts of the Twofish cipher algorithm shared by the
1062 generic c and the assembler implementations.
1063
1064 config CRYPTO_TWOFISH_586
1065 tristate "Twofish cipher algorithms (i586)"
1066 depends on (X86 || UML_X86) && !64BIT
1067 select CRYPTO_ALGAPI
1068 select CRYPTO_TWOFISH_COMMON
1069 help
1070 Twofish cipher algorithm.
1071
1072 Twofish was submitted as an AES (Advanced Encryption Standard)
1073 candidate cipher by researchers at CounterPane Systems. It is a
1074 16 round block cipher supporting key sizes of 128, 192, and 256
1075 bits.
1076
1077 See also:
1078 <http://www.schneier.com/twofish.html>
1079
1080 config CRYPTO_TWOFISH_X86_64
1081 tristate "Twofish cipher algorithm (x86_64)"
1082 depends on (X86 || UML_X86) && 64BIT
1083 select CRYPTO_ALGAPI
1084 select CRYPTO_TWOFISH_COMMON
1085 help
1086 Twofish cipher algorithm (x86_64).
1087
1088 Twofish was submitted as an AES (Advanced Encryption Standard)
1089 candidate cipher by researchers at CounterPane Systems. It is a
1090 16 round block cipher supporting key sizes of 128, 192, and 256
1091 bits.
1092
1093 See also:
1094 <http://www.schneier.com/twofish.html>
1095
1096 config CRYPTO_TWOFISH_X86_64_3WAY
1097 tristate "Twofish cipher algorithm (x86_64, 3-way parallel)"
1098 depends on X86 && 64BIT
1099 select CRYPTO_ALGAPI
1100 select CRYPTO_TWOFISH_COMMON
1101 select CRYPTO_TWOFISH_X86_64
1102 select CRYPTO_GLUE_HELPER_X86
1103 select CRYPTO_LRW
1104 select CRYPTO_XTS
1105 help
1106 Twofish cipher algorithm (x86_64, 3-way parallel).
1107
1108 Twofish was submitted as an AES (Advanced Encryption Standard)
1109 candidate cipher by researchers at CounterPane Systems. It is a
1110 16 round block cipher supporting key sizes of 128, 192, and 256
1111 bits.
1112
1113 This module provides Twofish cipher algorithm that processes three
1114 blocks parallel, utilizing resources of out-of-order CPUs better.
1115
1116 See also:
1117 <http://www.schneier.com/twofish.html>
1118
1119 config CRYPTO_TWOFISH_AVX_X86_64
1120 tristate "Twofish cipher algorithm (x86_64/AVX)"
1121 depends on X86 && 64BIT
1122 select CRYPTO_ALGAPI
1123 select CRYPTO_CRYPTD
1124 select CRYPTO_ABLK_HELPER_X86
1125 select CRYPTO_GLUE_HELPER_X86
1126 select CRYPTO_TWOFISH_COMMON
1127 select CRYPTO_TWOFISH_X86_64
1128 select CRYPTO_TWOFISH_X86_64_3WAY
1129 select CRYPTO_LRW
1130 select CRYPTO_XTS
1131 help
1132 Twofish cipher algorithm (x86_64/AVX).
1133
1134 Twofish was submitted as an AES (Advanced Encryption Standard)
1135 candidate cipher by researchers at CounterPane Systems. It is a
1136 16 round block cipher supporting key sizes of 128, 192, and 256
1137 bits.
1138
1139 This module provides the Twofish cipher algorithm that processes
1140 eight blocks parallel using the AVX Instruction Set.
1141
1142 See also:
1143 <http://www.schneier.com/twofish.html>
1144
1145 comment "Compression"
1146
1147 config CRYPTO_DEFLATE
1148 tristate "Deflate compression algorithm"
1149 select CRYPTO_ALGAPI
1150 select ZLIB_INFLATE
1151 select ZLIB_DEFLATE
1152 help
1153 This is the Deflate algorithm (RFC1951), specified for use in
1154 IPSec with the IPCOMP protocol (RFC3173, RFC2394).
1155
1156 You will most probably want this if using IPSec.
1157
1158 config CRYPTO_ZLIB
1159 tristate "Zlib compression algorithm"
1160 select CRYPTO_PCOMP
1161 select ZLIB_INFLATE
1162 select ZLIB_DEFLATE
1163 select NLATTR
1164 help
1165 This is the zlib algorithm.
1166
1167 config CRYPTO_LZO
1168 tristate "LZO compression algorithm"
1169 select CRYPTO_ALGAPI
1170 select LZO_COMPRESS
1171 select LZO_DECOMPRESS
1172 help
1173 This is the LZO algorithm.
1174
1175 config CRYPTO_842
1176 tristate "842 compression algorithm"
1177 depends on CRYPTO_DEV_NX_COMPRESS
1178 # 842 uses lzo if the hardware becomes unavailable
1179 select LZO_COMPRESS
1180 select LZO_DECOMPRESS
1181 help
1182 This is the 842 algorithm.
1183
1184 comment "Random Number Generation"
1185
1186 config CRYPTO_ANSI_CPRNG
1187 tristate "Pseudo Random Number Generation for Cryptographic modules"
1188 default m
1189 select CRYPTO_AES
1190 select CRYPTO_RNG
1191 help
1192 This option enables the generic pseudo random number generator
1193 for cryptographic modules. Uses the Algorithm specified in
1194 ANSI X9.31 A.2.4. Note that this option must be enabled if
1195 CRYPTO_FIPS is selected
1196
1197 config CRYPTO_USER_API
1198 tristate
1199
1200 config CRYPTO_USER_API_HASH
1201 tristate "User-space interface for hash algorithms"
1202 depends on NET
1203 select CRYPTO_HASH
1204 select CRYPTO_USER_API
1205 help
1206 This option enables the user-spaces interface for hash
1207 algorithms.
1208
1209 config CRYPTO_USER_API_SKCIPHER
1210 tristate "User-space interface for symmetric key cipher algorithms"
1211 depends on NET
1212 select CRYPTO_BLKCIPHER
1213 select CRYPTO_USER_API
1214 help
1215 This option enables the user-spaces interface for symmetric
1216 key cipher algorithms.
1217
1218 source "drivers/crypto/Kconfig"
1219 source crypto/asymmetric_keys/Kconfig
1220
1221 endif # if CRYPTO