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"
 138         depends on SMP
 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         select CRYPTO_NULL
 202         help
 203           Support for Galois/Counter Mode (GCM) and Galois Message
 204           Authentication Code (GMAC). Required for IPSec.
 205
 206 config CRYPTO_SEQIV
 207         tristate "Sequence Number IV Generator"
 208         select CRYPTO_AEAD
 209         select CRYPTO_BLKCIPHER
 210         select CRYPTO_RNG
 211         help
 212           This IV generator generates an IV based on a sequence number by
 213           xoring it with a salt.  This algorithm is mainly useful for CTR
 214
 215 comment "Block modes"
 216
 217 config CRYPTO_CBC
 218         tristate "CBC support"
 219         select CRYPTO_BLKCIPHER
 220         select CRYPTO_MANAGER
 221         help
 222           CBC: Cipher Block Chaining mode
 223           This block cipher algorithm is required for IPSec.
 224
 225 config CRYPTO_CTR
 226         tristate "CTR support"
 227         select CRYPTO_BLKCIPHER
 228         select CRYPTO_SEQIV
 229         select CRYPTO_MANAGER
 230         help
 231           CTR: Counter mode
 232           This block cipher algorithm is required for IPSec.
 233
 234 config CRYPTO_CTS
 235         tristate "CTS support"
 236         select CRYPTO_BLKCIPHER
 237         help
 238           CTS: Cipher Text Stealing
 239           This is the Cipher Text Stealing mode as described by
 240           Section 8 of rfc2040 and referenced by rfc3962.
 241           (rfc3962 includes errata information in its Appendix A)
 242           This mode is required for Kerberos gss mechanism support
 243           for AES encryption.
 244
 245 config CRYPTO_ECB
 246         tristate "ECB support"
 247         select CRYPTO_BLKCIPHER
 248         select CRYPTO_MANAGER
 249         help
 250           ECB: Electronic CodeBook mode
 251           This is the simplest block cipher algorithm.  It simply encrypts
 252           the input block by block.
 253
 254 config CRYPTO_LRW
 255         tristate "LRW support"
 256         select CRYPTO_BLKCIPHER
 257         select CRYPTO_MANAGER
 258         select CRYPTO_GF128MUL
 259         help
 260           LRW: Liskov Rivest Wagner, a tweakable, non malleable, non movable
 261           narrow block cipher mode for dm-crypt.  Use it with cipher
 262           specification string aes-lrw-benbi, the key must be 256, 320 or 384.
 263           The first 128, 192 or 256 bits in the key are used for AES and the
 264           rest is used to tie each cipher block to its logical position.
 265
 266 config CRYPTO_PCBC
 267         tristate "PCBC support"
 268         select CRYPTO_BLKCIPHER
 269         select CRYPTO_MANAGER
 270         help
 271           PCBC: Propagating Cipher Block Chaining mode
 272           This block cipher algorithm is required for RxRPC.
 273
 274 config CRYPTO_XTS
 275         tristate "XTS support"
 276         select CRYPTO_BLKCIPHER
 277         select CRYPTO_MANAGER
 278         select CRYPTO_GF128MUL
 279         help
 280           XTS: IEEE1619/D16 narrow block cipher use with aes-xts-plain,
 281           key size 256, 384 or 512 bits. This implementation currently
 282           can't handle a sectorsize which is not a multiple of 16 bytes.
 283
 284 comment "Hash modes"
 285
 286 config CRYPTO_CMAC
 287         tristate "CMAC support"
 288         select CRYPTO_HASH
 289         select CRYPTO_MANAGER
 290         help
 291           Cipher-based Message Authentication Code (CMAC) specified by
 292           The National Institute of Standards and Technology (NIST).
 293
 294           https://tools.ietf.org/html/rfc4493
 295           http://csrc.nist.gov/publications/nistpubs/800-38B/SP_800-38B.pdf
 296
 297 config CRYPTO_HMAC
 298         tristate "HMAC support"
 299         select CRYPTO_HASH
 300         select CRYPTO_MANAGER
 301         help
 302           HMAC: Keyed-Hashing for Message Authentication (RFC2104).
 303           This is required for IPSec.
 304
 305 config CRYPTO_XCBC
 306         tristate "XCBC support"
 307         select CRYPTO_HASH
 308         select CRYPTO_MANAGER
 309         help
 310           XCBC: Keyed-Hashing with encryption algorithm
 311                 http://www.ietf.org/rfc/rfc3566.txt
 312                 http://csrc.nist.gov/encryption/modes/proposedmodes/
 313                  xcbc-mac/xcbc-mac-spec.pdf
 314
 315 config CRYPTO_VMAC
 316         tristate "VMAC support"
 317         select CRYPTO_HASH
 318         select CRYPTO_MANAGER
 319         help
 320           VMAC is a message authentication algorithm designed for
 321           very high speed on 64-bit architectures.
 322
 323           See also:
 324           <http://fastcrypto.org/vmac>
 325
 326 comment "Digest"
 327
 328 config CRYPTO_CRC32C
 329         tristate "CRC32c CRC algorithm"
 330         select CRYPTO_HASH
 331         select CRC32
 332         help
 333           Castagnoli, et al Cyclic Redundancy-Check Algorithm.  Used
 334           by iSCSI for header and data digests and by others.
 335           See Castagnoli93.  Module will be crc32c.
 336
 337 config CRYPTO_CRC32C_INTEL
 338         tristate "CRC32c INTEL hardware acceleration"
 339         depends on X86
 340         select CRYPTO_HASH
 341         help
 342           In Intel processor with SSE4.2 supported, the processor will
 343           support CRC32C implementation using hardware accelerated CRC32
 344           instruction. This option will create 'crc32c-intel' module,
 345           which will enable any routine to use the CRC32 instruction to
 346           gain performance compared with software implementation.
 347           Module will be crc32c-intel.
 348
 349 config CRYPTO_CRC32C_SPARC64
 350         tristate "CRC32c CRC algorithm (SPARC64)"
 351         depends on SPARC64
 352         select CRYPTO_HASH
 353         select CRC32
 354         help
 355           CRC32c CRC algorithm implemented using sparc64 crypto instructions,
 356           when available.
 357
 358 config CRYPTO_CRC32
 359         tristate "CRC32 CRC algorithm"
 360         select CRYPTO_HASH
 361         select CRC32
 362         help
 363           CRC-32-IEEE 802.3 cyclic redundancy-check algorithm.
 364           Shash crypto api wrappers to crc32_le function.
 365
 366 config CRYPTO_CRC32_PCLMUL
 367         tristate "CRC32 PCLMULQDQ hardware acceleration"
 368         depends on X86
 369         select CRYPTO_HASH
 370         select CRC32
 371         help
 372           From Intel Westmere and AMD Bulldozer processor with SSE4.2
 373           and PCLMULQDQ supported, the processor will support
 374           CRC32 PCLMULQDQ implementation using hardware accelerated PCLMULQDQ
 375           instruction. This option will create 'crc32-plcmul' module,
 376           which will enable any routine to use the CRC-32-IEEE 802.3 checksum
 377           and gain better performance as compared with the table implementation.
 378
 379 config CRYPTO_GHASH
 380         tristate "GHASH digest algorithm"
 381         select CRYPTO_GF128MUL
 382         help
 383           GHASH is message digest algorithm for GCM (Galois/Counter Mode).
 384
 385 config CRYPTO_MD4
 386         tristate "MD4 digest algorithm"
 387         select CRYPTO_HASH
 388         help
 389           MD4 message digest algorithm (RFC1320).
 390
 391 config CRYPTO_MD5
 392         tristate "MD5 digest algorithm"
 393         select CRYPTO_HASH
 394         help
 395           MD5 message digest algorithm (RFC1321).
 396
 397 config CRYPTO_MD5_SPARC64
 398         tristate "MD5 digest algorithm (SPARC64)"
 399         depends on SPARC64
 400         select CRYPTO_MD5
 401         select CRYPTO_HASH
 402         help
 403           MD5 message digest algorithm (RFC1321) implemented
 404           using sparc64 crypto instructions, when available.
 405
 406 config CRYPTO_MICHAEL_MIC
 407         tristate "Michael MIC keyed digest algorithm"
 408         select CRYPTO_HASH
 409         help
 410           Michael MIC is used for message integrity protection in TKIP
 411           (IEEE 802.11i). This algorithm is required for TKIP, but it
 412           should not be used for other purposes because of the weakness
 413           of the algorithm.
 414
 415 config CRYPTO_RMD128
 416         tristate "RIPEMD-128 digest algorithm"
 417         select CRYPTO_HASH
 418         help
 419           RIPEMD-128 (ISO/IEC 10118-3:2004).
 420
 421           RIPEMD-128 is a 128-bit cryptographic hash function. It should only
 422           be used as a secure replacement for RIPEMD. For other use cases,
 423           RIPEMD-160 should be used.
 424
 425           Developed by Hans Dobbertin, Antoon Bosselaers and Bart Preneel.
 426           See <http://homes.esat.kuleuven.be/~bosselae/ripemd160.html>
 427
 428 config CRYPTO_RMD160
 429         tristate "RIPEMD-160 digest algorithm"
 430         select CRYPTO_HASH
 431         help
 432           RIPEMD-160 (ISO/IEC 10118-3:2004).
 433
 434           RIPEMD-160 is a 160-bit cryptographic hash function. It is intended
 435           to be used as a secure replacement for the 128-bit hash functions
 436           MD4, MD5 and it's predecessor RIPEMD
 437           (not to be confused with RIPEMD-128).
 438
 439           It's speed is comparable to SHA1 and there are no known attacks
 440           against RIPEMD-160.
 441
 442           Developed by Hans Dobbertin, Antoon Bosselaers and Bart Preneel.
 443           See <http://homes.esat.kuleuven.be/~bosselae/ripemd160.html>
 444
 445 config CRYPTO_RMD256
 446         tristate "RIPEMD-256 digest algorithm"
 447         select CRYPTO_HASH
 448         help
 449           RIPEMD-256 is an optional extension of RIPEMD-128 with a
 450           256 bit hash. It is intended for applications that require
 451           longer hash-results, without needing a larger security level
 452           (than RIPEMD-128).
 453
 454           Developed by Hans Dobbertin, Antoon Bosselaers and Bart Preneel.
 455           See <http://homes.esat.kuleuven.be/~bosselae/ripemd160.html>
 456
 457 config CRYPTO_RMD320
 458         tristate "RIPEMD-320 digest algorithm"
 459         select CRYPTO_HASH
 460         help
 461           RIPEMD-320 is an optional extension of RIPEMD-160 with a
 462           320 bit hash. It is intended for applications that require
 463           longer hash-results, without needing a larger security level
 464           (than RIPEMD-160).
 465
 466           Developed by Hans Dobbertin, Antoon Bosselaers and Bart Preneel.
 467           See <http://homes.esat.kuleuven.be/~bosselae/ripemd160.html>
 468
 469 config CRYPTO_SHA1
 470         tristate "SHA1 digest algorithm"
 471         select CRYPTO_HASH
 472         help
 473           SHA-1 secure hash standard (FIPS 180-1/DFIPS 180-2).
 474
 475 config CRYPTO_SHA1_SSSE3
 476         tristate "SHA1 digest algorithm (SSSE3/AVX)"
 477         depends on X86 && 64BIT
 478         select CRYPTO_SHA1
 479         select CRYPTO_HASH
 480         help
 481           SHA-1 secure hash standard (FIPS 180-1/DFIPS 180-2) implemented
 482           using Supplemental SSE3 (SSSE3) instructions or Advanced Vector
 483           Extensions (AVX), when available.
 484
 485 config CRYPTO_SHA256_SSSE3
 486         tristate "SHA256 digest algorithm (SSSE3/AVX/AVX2)"
 487         depends on X86 && 64BIT
 488         select CRYPTO_SHA256
 489         select CRYPTO_HASH
 490         help
 491           SHA-256 secure hash standard (DFIPS 180-2) implemented
 492           using Supplemental SSE3 (SSSE3) instructions, or Advanced Vector
 493           Extensions version 1 (AVX1), or Advanced Vector Extensions
 494           version 2 (AVX2) instructions, when available.
 495
 496 config CRYPTO_SHA512_SSSE3
 497         tristate "SHA512 digest algorithm (SSSE3/AVX/AVX2)"
 498         depends on X86 && 64BIT
 499         select CRYPTO_SHA512
 500         select CRYPTO_HASH
 501         help
 502           SHA-512 secure hash standard (DFIPS 180-2) implemented
 503           using Supplemental SSE3 (SSSE3) instructions, or Advanced Vector
 504           Extensions version 1 (AVX1), or Advanced Vector Extensions
 505           version 2 (AVX2) instructions, when available.
 506
 507 config CRYPTO_SHA1_SPARC64
 508         tristate "SHA1 digest algorithm (SPARC64)"
 509         depends on SPARC64
 510         select CRYPTO_SHA1
 511         select CRYPTO_HASH
 512         help
 513           SHA-1 secure hash standard (FIPS 180-1/DFIPS 180-2) implemented
 514           using sparc64 crypto instructions, when available.
 515
 516 config CRYPTO_SHA1_ARM
 517         tristate "SHA1 digest algorithm (ARM-asm)"
 518         depends on ARM
 519         select CRYPTO_SHA1
 520         select CRYPTO_HASH
 521         help
 522           SHA-1 secure hash standard (FIPS 180-1/DFIPS 180-2) implemented
 523           using optimized ARM assembler.
 524
 525 config CRYPTO_SHA1_PPC
 526         tristate "SHA1 digest algorithm (powerpc)"
 527         depends on PPC
 528         help
 529           This is the powerpc hardware accelerated implementation of the
 530           SHA-1 secure hash standard (FIPS 180-1/DFIPS 180-2).
 531
 532 config CRYPTO_SHA256
 533         tristate "SHA224 and SHA256 digest algorithm"
 534         select CRYPTO_HASH
 535         help
 536           SHA256 secure hash standard (DFIPS 180-2).
 537
 538           This version of SHA implements a 256 bit hash with 128 bits of
 539           security against collision attacks.
 540
 541           This code also includes SHA-224, a 224 bit hash with 112 bits
 542           of security against collision attacks.
 543
 544 config CRYPTO_SHA256_SPARC64
 545         tristate "SHA224 and SHA256 digest algorithm (SPARC64)"
 546         depends on SPARC64
 547         select CRYPTO_SHA256
 548         select CRYPTO_HASH
 549         help
 550           SHA-256 secure hash standard (DFIPS 180-2) implemented
 551           using sparc64 crypto instructions, when available.
 552
 553 config CRYPTO_SHA512
 554         tristate "SHA384 and SHA512 digest algorithms"
 555         select CRYPTO_HASH
 556         help
 557           SHA512 secure hash standard (DFIPS 180-2).
 558
 559           This version of SHA implements a 512 bit hash with 256 bits of
 560           security against collision attacks.
 561
 562           This code also includes SHA-384, a 384 bit hash with 192 bits
 563           of security against collision attacks.
 564
 565 config CRYPTO_SHA512_SPARC64
 566         tristate "SHA384 and SHA512 digest algorithm (SPARC64)"
 567         depends on SPARC64
 568         select CRYPTO_SHA512
 569         select CRYPTO_HASH
 570         help
 571           SHA-512 secure hash standard (DFIPS 180-2) implemented
 572           using sparc64 crypto instructions, when available.
 573
 574 config CRYPTO_TGR192
 575         tristate "Tiger digest algorithms"
 576         select CRYPTO_HASH
 577         help
 578           Tiger hash algorithm 192, 160 and 128-bit hashes
 579
 580           Tiger is a hash function optimized for 64-bit processors while
 581           still having decent performance on 32-bit processors.
 582           Tiger was developed by Ross Anderson and Eli Biham.
 583
 584           See also:
 585           <http://www.cs.technion.ac.il/~biham/Reports/Tiger/>.
 586
 587 config CRYPTO_WP512
 588         tristate "Whirlpool digest algorithms"
 589         select CRYPTO_HASH
 590         help
 591           Whirlpool hash algorithm 512, 384 and 256-bit hashes
 592
 593           Whirlpool-512 is part of the NESSIE cryptographic primitives.
 594           Whirlpool will be part of the ISO/IEC 10118-3:2003(E) standard
 595
 596           See also:
 597           <http://www.larc.usp.br/~pbarreto/WhirlpoolPage.html>
 598
 599 config CRYPTO_GHASH_CLMUL_NI_INTEL
 600         tristate "GHASH digest algorithm (CLMUL-NI accelerated)"
 601         depends on X86 && 64BIT
 602         select CRYPTO_CRYPTD
 603         help
 604           GHASH is message digest algorithm for GCM (Galois/Counter Mode).
 605           The implementation is accelerated by CLMUL-NI of Intel.
 606
 607 comment "Ciphers"
 608
 609 config CRYPTO_AES
 610         tristate "AES cipher algorithms"
 611         select CRYPTO_ALGAPI
 612         help
 613           AES cipher algorithms (FIPS-197). AES uses the Rijndael
 614           algorithm.
 615
 616           Rijndael appears to be consistently a very good performer in
 617           both hardware and software across a wide range of computing
 618           environments regardless of its use in feedback or non-feedback
 619           modes. Its key setup time is excellent, and its key agility is
 620           good. Rijndael's very low memory requirements make it very well
 621           suited for restricted-space environments, in which it also
 622           demonstrates excellent performance. Rijndael's operations are
 623           among the easiest to defend against power and timing attacks.
 624
 625           The AES specifies three key sizes: 128, 192 and 256 bits
 626
 627           See <http://csrc.nist.gov/CryptoToolkit/aes/> for more information.
 628
 629 config CRYPTO_AES_586
 630         tristate "AES cipher algorithms (i586)"
 631         depends on (X86 || UML_X86) && !64BIT
 632         select CRYPTO_ALGAPI
 633         select CRYPTO_AES
 634         help
 635           AES cipher algorithms (FIPS-197). AES uses the Rijndael
 636           algorithm.
 637
 638           Rijndael appears to be consistently a very good performer in
 639           both hardware and software across a wide range of computing
 640           environments regardless of its use in feedback or non-feedback
 641           modes. Its key setup time is excellent, and its key agility is
 642           good. Rijndael's very low memory requirements make it very well
 643           suited for restricted-space environments, in which it also
 644           demonstrates excellent performance. Rijndael's operations are
 645           among the easiest to defend against power and timing attacks.
 646
 647           The AES specifies three key sizes: 128, 192 and 256 bits
 648
 649           See <http://csrc.nist.gov/encryption/aes/> for more information.
 650
 651 config CRYPTO_AES_X86_64
 652         tristate "AES cipher algorithms (x86_64)"
 653         depends on (X86 || UML_X86) && 64BIT
 654         select CRYPTO_ALGAPI
 655         select CRYPTO_AES
 656         help
 657           AES cipher algorithms (FIPS-197). AES uses the Rijndael
 658           algorithm.
 659
 660           Rijndael appears to be consistently a very good performer in
 661           both hardware and software across a wide range of computing
 662           environments regardless of its use in feedback or non-feedback
 663           modes. Its key setup time is excellent, and its key agility is
 664           good. Rijndael's very low memory requirements make it very well
 665           suited for restricted-space environments, in which it also
 666           demonstrates excellent performance. Rijndael's operations are
 667           among the easiest to defend against power and timing attacks.
 668
 669           The AES specifies three key sizes: 128, 192 and 256 bits
 670
 671           See <http://csrc.nist.gov/encryption/aes/> for more information.
 672
 673 config CRYPTO_AES_NI_INTEL
 674         tristate "AES cipher algorithms (AES-NI)"
 675         depends on X86
 676         select CRYPTO_AES_X86_64 if 64BIT
 677         select CRYPTO_AES_586 if !64BIT
 678         select CRYPTO_CRYPTD
 679         select CRYPTO_ABLK_HELPER_X86
 680         select CRYPTO_ALGAPI
 681         select CRYPTO_GLUE_HELPER_X86 if 64BIT
 682         select CRYPTO_LRW
 683         select CRYPTO_XTS
 684         help
 685           Use Intel AES-NI instructions for AES algorithm.
 686
 687           AES cipher algorithms (FIPS-197). AES uses the Rijndael
 688           algorithm.
 689
 690           Rijndael appears to be consistently a very good performer in
 691           both hardware and software across a wide range of computing
 692           environments regardless of its use in feedback or non-feedback
 693           modes. Its key setup time is excellent, and its key agility is
 694           good. Rijndael's very low memory requirements make it very well
 695           suited for restricted-space environments, in which it also
 696           demonstrates excellent performance. Rijndael's operations are
 697           among the easiest to defend against power and timing attacks.
 698
 699           The AES specifies three key sizes: 128, 192 and 256 bits
 700
 701           See <http://csrc.nist.gov/encryption/aes/> for more information.
 702
 703           In addition to AES cipher algorithm support, the acceleration
 704           for some popular block cipher mode is supported too, including
 705           ECB, CBC, LRW, PCBC, XTS. The 64 bit version has additional
 706           acceleration for CTR.
 707
 708 config CRYPTO_AES_SPARC64
 709         tristate "AES cipher algorithms (SPARC64)"
 710         depends on SPARC64
 711         select CRYPTO_CRYPTD
 712         select CRYPTO_ALGAPI
 713         help
 714           Use SPARC64 crypto opcodes for AES algorithm.
 715
 716           AES cipher algorithms (FIPS-197). AES uses the Rijndael
 717           algorithm.
 718
 719           Rijndael appears to be consistently a very good performer in
 720           both hardware and software across a wide range of computing
 721           environments regardless of its use in feedback or non-feedback
 722           modes. Its key setup time is excellent, and its key agility is
 723           good. Rijndael's very low memory requirements make it very well
 724           suited for restricted-space environments, in which it also
 725           demonstrates excellent performance. Rijndael's operations are
 726           among the easiest to defend against power and timing attacks.
 727
 728           The AES specifies three key sizes: 128, 192 and 256 bits
 729
 730           See <http://csrc.nist.gov/encryption/aes/> for more information.
 731
 732           In addition to AES cipher algorithm support, the acceleration
 733           for some popular block cipher mode is supported too, including
 734           ECB and CBC.
 735
 736 config CRYPTO_AES_ARM
 737         tristate "AES cipher algorithms (ARM-asm)"
 738         depends on ARM
 739         select CRYPTO_ALGAPI
 740         select CRYPTO_AES
 741         help
 742           Use optimized AES assembler routines for ARM platforms.
 743
 744           AES cipher algorithms (FIPS-197). AES uses the Rijndael
 745           algorithm.
 746
 747           Rijndael appears to be consistently a very good performer in
 748           both hardware and software across a wide range of computing
 749           environments regardless of its use in feedback or non-feedback
 750           modes. Its key setup time is excellent, and its key agility is
 751           good. Rijndael's very low memory requirements make it very well
 752           suited for restricted-space environments, in which it also
 753           demonstrates excellent performance. Rijndael's operations are
 754           among the easiest to defend against power and timing attacks.
 755
 756           The AES specifies three key sizes: 128, 192 and 256 bits
 757
 758           See <http://csrc.nist.gov/encryption/aes/> for more information.
 759
 760 config CRYPTO_ANUBIS
 761         tristate "Anubis cipher algorithm"
 762         select CRYPTO_ALGAPI
 763         help
 764           Anubis cipher algorithm.
 765
 766           Anubis is a variable key length cipher which can use keys from
 767           128 bits to 320 bits in length.  It was evaluated as a entrant
 768           in the NESSIE competition.
 769
 770           See also:
 771           <https://www.cosic.esat.kuleuven.be/nessie/reports/>
 772           <http://www.larc.usp.br/~pbarreto/AnubisPage.html>
 773
 774 config CRYPTO_ARC4
 775         tristate "ARC4 cipher algorithm"
 776         select CRYPTO_BLKCIPHER
 777         help
 778           ARC4 cipher algorithm.
 779
 780           ARC4 is a stream cipher using keys ranging from 8 bits to 2048
 781           bits in length.  This algorithm is required for driver-based
 782           WEP, but it should not be for other purposes because of the
 783           weakness of the algorithm.
 784
 785 config CRYPTO_BLOWFISH
 786         tristate "Blowfish cipher algorithm"
 787         select CRYPTO_ALGAPI
 788         select CRYPTO_BLOWFISH_COMMON
 789         help
 790           Blowfish cipher algorithm, by Bruce Schneier.
 791
 792           This is a variable key length cipher which can use keys from 32
 793           bits to 448 bits in length.  It's fast, simple and specifically
 794           designed for use on "large microprocessors".
 795
 796           See also:
 797           <http://www.schneier.com/blowfish.html>
 798
 799 config CRYPTO_BLOWFISH_COMMON
 800         tristate
 801         help
 802           Common parts of the Blowfish cipher algorithm shared by the
 803           generic c and the assembler implementations.
 804
 805           See also:
 806           <http://www.schneier.com/blowfish.html>
 807
 808 config CRYPTO_BLOWFISH_X86_64
 809         tristate "Blowfish cipher algorithm (x86_64)"
 810         depends on X86 && 64BIT
 811         select CRYPTO_ALGAPI
 812         select CRYPTO_BLOWFISH_COMMON
 813         help
 814           Blowfish cipher algorithm (x86_64), by Bruce Schneier.
 815
 816           This is a variable key length cipher which can use keys from 32
 817           bits to 448 bits in length.  It's fast, simple and specifically
 818           designed for use on "large microprocessors".
 819
 820           See also:
 821           <http://www.schneier.com/blowfish.html>
 822
 823 config CRYPTO_CAMELLIA
 824         tristate "Camellia cipher algorithms"
 825         depends on CRYPTO
 826         select CRYPTO_ALGAPI
 827         help
 828           Camellia cipher algorithms module.
 829
 830           Camellia is a symmetric key block cipher developed jointly
 831           at NTT and Mitsubishi Electric Corporation.
 832
 833           The Camellia specifies three key sizes: 128, 192 and 256 bits.
 834
 835           See also:
 836           <https://info.isl.ntt.co.jp/crypt/eng/camellia/index_s.html>
 837
 838 config CRYPTO_CAMELLIA_X86_64
 839         tristate "Camellia cipher algorithm (x86_64)"
 840         depends on X86 && 64BIT
 841         depends on CRYPTO
 842         select CRYPTO_ALGAPI
 843         select CRYPTO_GLUE_HELPER_X86
 844         select CRYPTO_LRW
 845         select CRYPTO_XTS
 846         help
 847           Camellia cipher algorithm module (x86_64).
 848
 849           Camellia is a symmetric key block cipher developed jointly
 850           at NTT and Mitsubishi Electric Corporation.
 851
 852           The Camellia specifies three key sizes: 128, 192 and 256 bits.
 853
 854           See also:
 855           <https://info.isl.ntt.co.jp/crypt/eng/camellia/index_s.html>
 856
 857 config CRYPTO_CAMELLIA_AESNI_AVX_X86_64
 858         tristate "Camellia cipher algorithm (x86_64/AES-NI/AVX)"
 859         depends on X86 && 64BIT
 860         depends on CRYPTO
 861         select CRYPTO_ALGAPI
 862         select CRYPTO_CRYPTD
 863         select CRYPTO_ABLK_HELPER_X86
 864         select CRYPTO_GLUE_HELPER_X86
 865         select CRYPTO_CAMELLIA_X86_64
 866         select CRYPTO_LRW
 867         select CRYPTO_XTS
 868         help
 869           Camellia cipher algorithm module (x86_64/AES-NI/AVX).
 870
 871           Camellia is a symmetric key block cipher developed jointly
 872           at NTT and Mitsubishi Electric Corporation.
 873
 874           The Camellia specifies three key sizes: 128, 192 and 256 bits.
 875
 876           See also:
 877           <https://info.isl.ntt.co.jp/crypt/eng/camellia/index_s.html>
 878
 879 config CRYPTO_CAMELLIA_AESNI_AVX2_X86_64
 880         tristate "Camellia cipher algorithm (x86_64/AES-NI/AVX2)"
 881         depends on X86 && 64BIT
 882         depends on CRYPTO
 883         select CRYPTO_ALGAPI
 884         select CRYPTO_CRYPTD
 885         select CRYPTO_ABLK_HELPER_X86
 886         select CRYPTO_GLUE_HELPER_X86
 887         select CRYPTO_CAMELLIA_X86_64
 888         select CRYPTO_CAMELLIA_AESNI_AVX_X86_64
 889         select CRYPTO_LRW
 890         select CRYPTO_XTS
 891         help
 892           Camellia cipher algorithm module (x86_64/AES-NI/AVX2).
 893
 894           Camellia is a symmetric key block cipher developed jointly
 895           at NTT and Mitsubishi Electric Corporation.
 896
 897           The Camellia specifies three key sizes: 128, 192 and 256 bits.
 898
 899           See also:
 900           <https://info.isl.ntt.co.jp/crypt/eng/camellia/index_s.html>
 901
 902 config CRYPTO_CAMELLIA_SPARC64
 903         tristate "Camellia cipher algorithm (SPARC64)"
 904         depends on SPARC64
 905         depends on CRYPTO
 906         select CRYPTO_ALGAPI
 907         help
 908           Camellia cipher algorithm module (SPARC64).
 909
 910           Camellia is a symmetric key block cipher developed jointly
 911           at NTT and Mitsubishi Electric Corporation.
 912
 913           The Camellia specifies three key sizes: 128, 192 and 256 bits.
 914
 915           See also:
 916           <https://info.isl.ntt.co.jp/crypt/eng/camellia/index_s.html>
 917
 918 config CRYPTO_CAST_COMMON
 919         tristate
 920         help
 921           Common parts of the CAST cipher algorithms shared by the
 922           generic c and the assembler implementations.
 923
 924 config CRYPTO_CAST5
 925         tristate "CAST5 (CAST-128) cipher algorithm"
 926         select CRYPTO_ALGAPI
 927         select CRYPTO_CAST_COMMON
 928         help
 929           The CAST5 encryption algorithm (synonymous with CAST-128) is
 930           described in RFC2144.
 931
 932 config CRYPTO_CAST5_AVX_X86_64
 933         tristate "CAST5 (CAST-128) cipher algorithm (x86_64/AVX)"
 934         depends on X86 && 64BIT
 935         select CRYPTO_ALGAPI
 936         select CRYPTO_CRYPTD
 937         select CRYPTO_ABLK_HELPER_X86
 938         select CRYPTO_CAST_COMMON
 939         select CRYPTO_CAST5
 940         help
 941           The CAST5 encryption algorithm (synonymous with CAST-128) is
 942           described in RFC2144.
 943
 944           This module provides the Cast5 cipher algorithm that processes
 945           sixteen blocks parallel using the AVX instruction set.
 946
 947 config CRYPTO_CAST6
 948         tristate "CAST6 (CAST-256) cipher algorithm"
 949         select CRYPTO_ALGAPI
 950         select CRYPTO_CAST_COMMON
 951         help
 952           The CAST6 encryption algorithm (synonymous with CAST-256) is
 953           described in RFC2612.
 954
 955 config CRYPTO_CAST6_AVX_X86_64
 956         tristate "CAST6 (CAST-256) cipher algorithm (x86_64/AVX)"
 957         depends on X86 && 64BIT
 958         select CRYPTO_ALGAPI
 959         select CRYPTO_CRYPTD
 960         select CRYPTO_ABLK_HELPER_X86
 961         select CRYPTO_GLUE_HELPER_X86
 962         select CRYPTO_CAST_COMMON
 963         select CRYPTO_CAST6
 964         select CRYPTO_LRW
 965         select CRYPTO_XTS
 966         help
 967           The CAST6 encryption algorithm (synonymous with CAST-256) is
 968           described in RFC2612.
 969
 970           This module provides the Cast6 cipher algorithm that processes
 971           eight blocks parallel using the AVX instruction set.
 972
 973 config CRYPTO_DES
 974         tristate "DES and Triple DES EDE cipher algorithms"
 975         select CRYPTO_ALGAPI
 976         help
 977           DES cipher algorithm (FIPS 46-2), and Triple DES EDE (FIPS 46-3).
 978
 979 config CRYPTO_DES_SPARC64
 980         tristate "DES and Triple DES EDE cipher algorithms (SPARC64)"
 981         depends on SPARC64
 982         select CRYPTO_ALGAPI
 983         select CRYPTO_DES
 984         help
 985           DES cipher algorithm (FIPS 46-2), and Triple DES EDE (FIPS 46-3),
 986           optimized using SPARC64 crypto opcodes.
 987
 988 config CRYPTO_FCRYPT
 989         tristate "FCrypt cipher algorithm"
 990         select CRYPTO_ALGAPI
 991         select CRYPTO_BLKCIPHER
 992         help
 993           FCrypt algorithm used by RxRPC.
 994
 995 config CRYPTO_KHAZAD
 996         tristate "Khazad cipher algorithm"
 997         select CRYPTO_ALGAPI
 998         help
 999           Khazad cipher algorithm.
1000
1001           Khazad was a finalist in the initial NESSIE competition.  It is
1002           an algorithm optimized for 64-bit processors with good performance
1003           on 32-bit processors.  Khazad uses an 128 bit key size.
1004
1005           See also:
1006           <http://www.larc.usp.br/~pbarreto/KhazadPage.html>
1007
1008 config CRYPTO_SALSA20
1009         tristate "Salsa20 stream cipher algorithm"
1010         select CRYPTO_BLKCIPHER
1011         help
1012           Salsa20 stream cipher algorithm.
1013
1014           Salsa20 is a stream cipher submitted to eSTREAM, the ECRYPT
1015           Stream Cipher Project. See <http://www.ecrypt.eu.org/stream/>
1016
1017           The Salsa20 stream cipher algorithm is designed by Daniel J.
1018           Bernstein <djb@cr.yp.to>. See <http://cr.yp.to/snuffle.html>
1019
1020 config CRYPTO_SALSA20_586
1021         tristate "Salsa20 stream cipher algorithm (i586)"
1022         depends on (X86 || UML_X86) && !64BIT
1023         select CRYPTO_BLKCIPHER
1024         help
1025           Salsa20 stream cipher algorithm.
1026
1027           Salsa20 is a stream cipher submitted to eSTREAM, the ECRYPT
1028           Stream Cipher Project. See <http://www.ecrypt.eu.org/stream/>
1029
1030           The Salsa20 stream cipher algorithm is designed by Daniel J.
1031           Bernstein <djb@cr.yp.to>. See <http://cr.yp.to/snuffle.html>
1032
1033 config CRYPTO_SALSA20_X86_64
1034         tristate "Salsa20 stream cipher algorithm (x86_64)"
1035         depends on (X86 || UML_X86) && 64BIT
1036         select CRYPTO_BLKCIPHER
1037         help
1038           Salsa20 stream cipher algorithm.
1039
1040           Salsa20 is a stream cipher submitted to eSTREAM, the ECRYPT
1041           Stream Cipher Project. See <http://www.ecrypt.eu.org/stream/>
1042
1043           The Salsa20 stream cipher algorithm is designed by Daniel J.
1044           Bernstein <djb@cr.yp.to>. See <http://cr.yp.to/snuffle.html>
1045
1046 config CRYPTO_SEED
1047         tristate "SEED cipher algorithm"
1048         select CRYPTO_ALGAPI
1049         help
1050           SEED cipher algorithm (RFC4269).
1051
1052           SEED is a 128-bit symmetric key block cipher that has been
1053           developed by KISA (Korea Information Security Agency) as a
1054           national standard encryption algorithm of the Republic of Korea.
1055           It is a 16 round block cipher with the key size of 128 bit.
1056
1057           See also:
1058           <http://www.kisa.or.kr/kisa/seed/jsp/seed_eng.jsp>
1059
1060 config CRYPTO_SERPENT
1061         tristate "Serpent cipher algorithm"
1062         select CRYPTO_ALGAPI
1063         help
1064           Serpent cipher algorithm, by Anderson, Biham & Knudsen.
1065
1066           Keys are allowed to be from 0 to 256 bits in length, in steps
1067           of 8 bits.  Also includes the 'Tnepres' algorithm, a reversed
1068           variant of Serpent for compatibility with old kerneli.org code.
1069
1070           See also:
1071           <http://www.cl.cam.ac.uk/~rja14/serpent.html>
1072
1073 config CRYPTO_SERPENT_SSE2_X86_64
1074         tristate "Serpent cipher algorithm (x86_64/SSE2)"
1075         depends on X86 && 64BIT
1076         select CRYPTO_ALGAPI
1077         select CRYPTO_CRYPTD
1078         select CRYPTO_ABLK_HELPER_X86
1079         select CRYPTO_GLUE_HELPER_X86
1080         select CRYPTO_SERPENT
1081         select CRYPTO_LRW
1082         select CRYPTO_XTS
1083         help
1084           Serpent cipher algorithm, by Anderson, Biham & Knudsen.
1085
1086           Keys are allowed to be from 0 to 256 bits in length, in steps
1087           of 8 bits.
1088
1089           This module provides Serpent cipher algorithm that processes eigth
1090           blocks parallel using SSE2 instruction set.
1091
1092           See also:
1093           <http://www.cl.cam.ac.uk/~rja14/serpent.html>
1094
1095 config CRYPTO_SERPENT_SSE2_586
1096         tristate "Serpent cipher algorithm (i586/SSE2)"
1097         depends on X86 && !64BIT
1098         select CRYPTO_ALGAPI
1099         select CRYPTO_CRYPTD
1100         select CRYPTO_ABLK_HELPER_X86
1101         select CRYPTO_GLUE_HELPER_X86
1102         select CRYPTO_SERPENT
1103         select CRYPTO_LRW
1104         select CRYPTO_XTS
1105         help
1106           Serpent cipher algorithm, by Anderson, Biham & Knudsen.
1107
1108           Keys are allowed to be from 0 to 256 bits in length, in steps
1109           of 8 bits.
1110
1111           This module provides Serpent cipher algorithm that processes four
1112           blocks parallel using SSE2 instruction set.
1113
1114           See also:
1115           <http://www.cl.cam.ac.uk/~rja14/serpent.html>
1116
1117 config CRYPTO_SERPENT_AVX_X86_64
1118         tristate "Serpent cipher algorithm (x86_64/AVX)"
1119         depends on X86 && 64BIT
1120         select CRYPTO_ALGAPI
1121         select CRYPTO_CRYPTD
1122         select CRYPTO_ABLK_HELPER_X86
1123         select CRYPTO_GLUE_HELPER_X86
1124         select CRYPTO_SERPENT
1125         select CRYPTO_LRW
1126         select CRYPTO_XTS
1127         help
1128           Serpent cipher algorithm, by Anderson, Biham & Knudsen.
1129
1130           Keys are allowed to be from 0 to 256 bits in length, in steps
1131           of 8 bits.
1132
1133           This module provides the Serpent cipher algorithm that processes
1134           eight blocks parallel using the AVX instruction set.
1135
1136           See also:
1137           <http://www.cl.cam.ac.uk/~rja14/serpent.html>
1138
1139 config CRYPTO_SERPENT_AVX2_X86_64
1140         tristate "Serpent cipher algorithm (x86_64/AVX2)"
1141         depends on X86 && 64BIT
1142         select CRYPTO_ALGAPI
1143         select CRYPTO_CRYPTD
1144         select CRYPTO_ABLK_HELPER_X86
1145         select CRYPTO_GLUE_HELPER_X86
1146         select CRYPTO_SERPENT
1147         select CRYPTO_SERPENT_AVX_X86_64
1148         select CRYPTO_LRW
1149         select CRYPTO_XTS
1150         help
1151           Serpent cipher algorithm, by Anderson, Biham & Knudsen.
1152
1153           Keys are allowed to be from 0 to 256 bits in length, in steps
1154           of 8 bits.
1155
1156           This module provides Serpent cipher algorithm that processes 16
1157           blocks parallel using AVX2 instruction set.
1158
1159           See also:
1160           <http://www.cl.cam.ac.uk/~rja14/serpent.html>
1161
1162 config CRYPTO_TEA
1163         tristate "TEA, XTEA and XETA cipher algorithms"
1164         select CRYPTO_ALGAPI
1165         help
1166           TEA cipher algorithm.
1167
1168           Tiny Encryption Algorithm is a simple cipher that uses
1169           many rounds for security.  It is very fast and uses
1170           little memory.
1171
1172           Xtendend Tiny Encryption Algorithm is a modification to
1173           the TEA algorithm to address a potential key weakness
1174           in the TEA algorithm.
1175
1176           Xtendend Encryption Tiny Algorithm is a mis-implementation
1177           of the XTEA algorithm for compatibility purposes.
1178
1179 config CRYPTO_TWOFISH
1180         tristate "Twofish cipher algorithm"
1181         select CRYPTO_ALGAPI
1182         select CRYPTO_TWOFISH_COMMON
1183         help
1184           Twofish cipher algorithm.
1185
1186           Twofish was submitted as an AES (Advanced Encryption Standard)
1187           candidate cipher by researchers at CounterPane Systems.  It is a
1188           16 round block cipher supporting key sizes of 128, 192, and 256
1189           bits.
1190
1191           See also:
1192           <http://www.schneier.com/twofish.html>
1193
1194 config CRYPTO_TWOFISH_COMMON
1195         tristate
1196         help
1197           Common parts of the Twofish cipher algorithm shared by the
1198           generic c and the assembler implementations.
1199
1200 config CRYPTO_TWOFISH_586
1201         tristate "Twofish cipher algorithms (i586)"
1202         depends on (X86 || UML_X86) && !64BIT
1203         select CRYPTO_ALGAPI
1204         select CRYPTO_TWOFISH_COMMON
1205         help
1206           Twofish cipher algorithm.
1207
1208           Twofish was submitted as an AES (Advanced Encryption Standard)
1209           candidate cipher by researchers at CounterPane Systems.  It is a
1210           16 round block cipher supporting key sizes of 128, 192, and 256
1211           bits.
1212
1213           See also:
1214           <http://www.schneier.com/twofish.html>
1215
1216 config CRYPTO_TWOFISH_X86_64
1217         tristate "Twofish cipher algorithm (x86_64)"
1218         depends on (X86 || UML_X86) && 64BIT
1219         select CRYPTO_ALGAPI
1220         select CRYPTO_TWOFISH_COMMON
1221         help
1222           Twofish cipher algorithm (x86_64).
1223
1224           Twofish was submitted as an AES (Advanced Encryption Standard)
1225           candidate cipher by researchers at CounterPane Systems.  It is a
1226           16 round block cipher supporting key sizes of 128, 192, and 256
1227           bits.
1228
1229           See also:
1230           <http://www.schneier.com/twofish.html>
1231
1232 config CRYPTO_TWOFISH_X86_64_3WAY
1233         tristate "Twofish cipher algorithm (x86_64, 3-way parallel)"
1234         depends on X86 && 64BIT
1235         select CRYPTO_ALGAPI
1236         select CRYPTO_TWOFISH_COMMON
1237         select CRYPTO_TWOFISH_X86_64
1238         select CRYPTO_GLUE_HELPER_X86
1239         select CRYPTO_LRW
1240         select CRYPTO_XTS
1241         help
1242           Twofish cipher algorithm (x86_64, 3-way parallel).
1243
1244           Twofish was submitted as an AES (Advanced Encryption Standard)
1245           candidate cipher by researchers at CounterPane Systems.  It is a
1246           16 round block cipher supporting key sizes of 128, 192, and 256
1247           bits.
1248
1249           This module provides Twofish cipher algorithm that processes three
1250           blocks parallel, utilizing resources of out-of-order CPUs better.
1251
1252           See also:
1253           <http://www.schneier.com/twofish.html>
1254
1255 config CRYPTO_TWOFISH_AVX_X86_64
1256         tristate "Twofish cipher algorithm (x86_64/AVX)"
1257         depends on X86 && 64BIT
1258         select CRYPTO_ALGAPI
1259         select CRYPTO_CRYPTD
1260         select CRYPTO_ABLK_HELPER_X86
1261         select CRYPTO_GLUE_HELPER_X86
1262         select CRYPTO_TWOFISH_COMMON
1263         select CRYPTO_TWOFISH_X86_64
1264         select CRYPTO_TWOFISH_X86_64_3WAY
1265         select CRYPTO_LRW
1266         select CRYPTO_XTS
1267         help
1268           Twofish cipher algorithm (x86_64/AVX).
1269
1270           Twofish was submitted as an AES (Advanced Encryption Standard)
1271           candidate cipher by researchers at CounterPane Systems.  It is a
1272           16 round block cipher supporting key sizes of 128, 192, and 256
1273           bits.
1274
1275           This module provides the Twofish cipher algorithm that processes
1276           eight blocks parallel using the AVX Instruction Set.
1277
1278           See also:
1279           <http://www.schneier.com/twofish.html>
1280
1281 comment "Compression"
1282
1283 config CRYPTO_DEFLATE
1284         tristate "Deflate compression algorithm"
1285         select CRYPTO_ALGAPI
1286         select ZLIB_INFLATE
1287         select ZLIB_DEFLATE
1288         help
1289           This is the Deflate algorithm (RFC1951), specified for use in
1290           IPSec with the IPCOMP protocol (RFC3173, RFC2394).
1291
1292           You will most probably want this if using IPSec.
1293
1294 config CRYPTO_ZLIB
1295         tristate "Zlib compression algorithm"
1296         select CRYPTO_PCOMP
1297         select ZLIB_INFLATE
1298         select ZLIB_DEFLATE
1299         select NLATTR
1300         help
1301           This is the zlib algorithm.
1302
1303 config CRYPTO_LZO
1304         tristate "LZO compression algorithm"
1305         select CRYPTO_ALGAPI
1306         select LZO_COMPRESS
1307         select LZO_DECOMPRESS
1308         help
1309           This is the LZO algorithm.
1310
1311 config CRYPTO_842
1312         tristate "842 compression algorithm"
1313         depends on CRYPTO_DEV_NX_COMPRESS
1314         # 842 uses lzo if the hardware becomes unavailable
1315         select LZO_COMPRESS
1316         select LZO_DECOMPRESS
1317         help
1318           This is the 842 algorithm.
1319
1320 config CRYPTO_LZ4
1321         tristate "LZ4 compression algorithm"
1322         select CRYPTO_ALGAPI
1323         select LZ4_COMPRESS
1324         select LZ4_DECOMPRESS
1325         help
1326           This is the LZ4 algorithm.
1327
1328 config CRYPTO_LZ4HC
1329         tristate "LZ4HC compression algorithm"
1330         select CRYPTO_ALGAPI
1331         select LZ4HC_COMPRESS
1332         select LZ4_DECOMPRESS
1333         help
1334           This is the LZ4 high compression mode algorithm.
1335
1336 comment "Random Number Generation"
1337
1338 config CRYPTO_ANSI_CPRNG
1339         tristate "Pseudo Random Number Generation for Cryptographic modules"
1340         default m
1341         select CRYPTO_AES
1342         select CRYPTO_RNG
1343         help
1344           This option enables the generic pseudo random number generator
1345           for cryptographic modules.  Uses the Algorithm specified in
1346           ANSI X9.31 A.2.4. Note that this option must be enabled if
1347           CRYPTO_FIPS is selected
1348
1349 config CRYPTO_USER_API
1350         tristate
1351
1352 config CRYPTO_USER_API_HASH
1353         tristate "User-space interface for hash algorithms"
1354         depends on NET
1355         select CRYPTO_HASH
1356         select CRYPTO_USER_API
1357         help
1358           This option enables the user-spaces interface for hash
1359           algorithms.
1360
1361 config CRYPTO_USER_API_SKCIPHER
1362         tristate "User-space interface for symmetric key cipher algorithms"
1363         depends on NET
1364         select CRYPTO_BLKCIPHER
1365         select CRYPTO_USER_API
1366         help
1367           This option enables the user-spaces interface for symmetric
1368           key cipher algorithms.
1369
1370 source "drivers/crypto/Kconfig"
1371 source crypto/asymmetric_keys/Kconfig
1372
1373 endif   # if CRYPTO