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_MANAGER_DISABLE_TESTS
 104         bool "Disable run-time self tests"
 105         default y
 106         depends on CRYPTO_MANAGER2
 107         help
 108           Disable run-time self tests that normally take place at
 109           algorithm registration.
 110
 111 config CRYPTO_GF128MUL
 112         tristate "GF(2^128) multiplication functions (EXPERIMENTAL)"
 113         help
 114           Efficient table driven implementation of multiplications in the
 115           field GF(2^128).  This is needed by some cypher modes. This
 116           option will be selected automatically if you select such a
 117           cipher mode.  Only select this option by hand if you expect to load
 118           an external module that requires these functions.
 119
 120 config CRYPTO_NULL
 121         tristate "Null algorithms"
 122         select CRYPTO_ALGAPI
 123         select CRYPTO_BLKCIPHER
 124         select CRYPTO_HASH
 125         help
 126           These are 'Null' algorithms, used by IPsec, which do nothing.
 127
 128 config CRYPTO_PCRYPT
 129         tristate "Parallel crypto engine (EXPERIMENTAL)"
 130         depends on SMP && EXPERIMENTAL
 131         select PADATA
 132         select CRYPTO_MANAGER
 133         select CRYPTO_AEAD
 134         help
 135           This converts an arbitrary crypto algorithm into a parallel
 136           algorithm that executes in kernel threads.
 137
 138 config CRYPTO_WORKQUEUE
 139        tristate
 140
 141 config CRYPTO_CRYPTD
 142         tristate "Software async crypto daemon"
 143         select CRYPTO_BLKCIPHER
 144         select CRYPTO_HASH
 145         select CRYPTO_MANAGER
 146         select CRYPTO_WORKQUEUE
 147         help
 148           This is a generic software asynchronous crypto daemon that
 149           converts an arbitrary synchronous software crypto algorithm
 150           into an asynchronous algorithm that executes in a kernel thread.
 151
 152 config CRYPTO_AUTHENC
 153         tristate "Authenc support"
 154         select CRYPTO_AEAD
 155         select CRYPTO_BLKCIPHER
 156         select CRYPTO_MANAGER
 157         select CRYPTO_HASH
 158         help
 159           Authenc: Combined mode wrapper for IPsec.
 160           This is required for IPSec.
 161
 162 config CRYPTO_TEST
 163         tristate "Testing module"
 164         depends on m
 165         select CRYPTO_MANAGER
 166         help
 167           Quick & dirty crypto test module.
 168
 169 comment "Authenticated Encryption with Associated Data"
 170
 171 config CRYPTO_CCM
 172         tristate "CCM support"
 173         select CRYPTO_CTR
 174         select CRYPTO_AEAD
 175         help
 176           Support for Counter with CBC MAC. Required for IPsec.
 177
 178 config CRYPTO_GCM
 179         tristate "GCM/GMAC support"
 180         select CRYPTO_CTR
 181         select CRYPTO_AEAD
 182         select CRYPTO_GHASH
 183         help
 184           Support for Galois/Counter Mode (GCM) and Galois Message
 185           Authentication Code (GMAC). Required for IPSec.
 186
 187 config CRYPTO_SEQIV
 188         tristate "Sequence Number IV Generator"
 189         select CRYPTO_AEAD
 190         select CRYPTO_BLKCIPHER
 191         select CRYPTO_RNG
 192         help
 193           This IV generator generates an IV based on a sequence number by
 194           xoring it with a salt.  This algorithm is mainly useful for CTR
 195
 196 comment "Block modes"
 197
 198 config CRYPTO_CBC
 199         tristate "CBC support"
 200         select CRYPTO_BLKCIPHER
 201         select CRYPTO_MANAGER
 202         help
 203           CBC: Cipher Block Chaining mode
 204           This block cipher algorithm is required for IPSec.
 205
 206 config CRYPTO_CTR
 207         tristate "CTR support"
 208         select CRYPTO_BLKCIPHER
 209         select CRYPTO_SEQIV
 210         select CRYPTO_MANAGER
 211         help
 212           CTR: Counter mode
 213           This block cipher algorithm is required for IPSec.
 214
 215 config CRYPTO_CTS
 216         tristate "CTS support"
 217         select CRYPTO_BLKCIPHER
 218         help
 219           CTS: Cipher Text Stealing
 220           This is the Cipher Text Stealing mode as described by
 221           Section 8 of rfc2040 and referenced by rfc3962.
 222           (rfc3962 includes errata information in its Appendix A)
 223           This mode is required for Kerberos gss mechanism support
 224           for AES encryption.
 225
 226 config CRYPTO_ECB
 227         tristate "ECB support"
 228         select CRYPTO_BLKCIPHER
 229         select CRYPTO_MANAGER
 230         help
 231           ECB: Electronic CodeBook mode
 232           This is the simplest block cipher algorithm.  It simply encrypts
 233           the input block by block.
 234
 235 config CRYPTO_LRW
 236         tristate "LRW support (EXPERIMENTAL)"
 237         depends on EXPERIMENTAL
 238         select CRYPTO_BLKCIPHER
 239         select CRYPTO_MANAGER
 240         select CRYPTO_GF128MUL
 241         help
 242           LRW: Liskov Rivest Wagner, a tweakable, non malleable, non movable
 243           narrow block cipher mode for dm-crypt.  Use it with cipher
 244           specification string aes-lrw-benbi, the key must be 256, 320 or 384.
 245           The first 128, 192 or 256 bits in the key are used for AES and the
 246           rest is used to tie each cipher block to its logical position.
 247
 248 config CRYPTO_PCBC
 249         tristate "PCBC support"
 250         select CRYPTO_BLKCIPHER
 251         select CRYPTO_MANAGER
 252         help
 253           PCBC: Propagating Cipher Block Chaining mode
 254           This block cipher algorithm is required for RxRPC.
 255
 256 config CRYPTO_XTS
 257         tristate "XTS support (EXPERIMENTAL)"
 258         depends on EXPERIMENTAL
 259         select CRYPTO_BLKCIPHER
 260         select CRYPTO_MANAGER
 261         select CRYPTO_GF128MUL
 262         help
 263           XTS: IEEE1619/D16 narrow block cipher use with aes-xts-plain,
 264           key size 256, 384 or 512 bits. This implementation currently
 265           can't handle a sectorsize which is not a multiple of 16 bytes.
 266
 267 comment "Hash modes"
 268
 269 config CRYPTO_HMAC
 270         tristate "HMAC support"
 271         select CRYPTO_HASH
 272         select CRYPTO_MANAGER
 273         help
 274           HMAC: Keyed-Hashing for Message Authentication (RFC2104).
 275           This is required for IPSec.
 276
 277 config CRYPTO_XCBC
 278         tristate "XCBC support"
 279         depends on EXPERIMENTAL
 280         select CRYPTO_HASH
 281         select CRYPTO_MANAGER
 282         help
 283           XCBC: Keyed-Hashing with encryption algorithm
 284                 http://www.ietf.org/rfc/rfc3566.txt
 285                 http://csrc.nist.gov/encryption/modes/proposedmodes/
 286                  xcbc-mac/xcbc-mac-spec.pdf
 287
 288 config CRYPTO_VMAC
 289         tristate "VMAC support"
 290         depends on EXPERIMENTAL
 291         select CRYPTO_HASH
 292         select CRYPTO_MANAGER
 293         help
 294           VMAC is a message authentication algorithm designed for
 295           very high speed on 64-bit architectures.
 296
 297           See also:
 298           <http://fastcrypto.org/vmac>
 299
 300 comment "Digest"
 301
 302 config CRYPTO_CRC32C
 303         tristate "CRC32c CRC algorithm"
 304         select CRYPTO_HASH
 305         help
 306           Castagnoli, et al Cyclic Redundancy-Check Algorithm.  Used
 307           by iSCSI for header and data digests and by others.
 308           See Castagnoli93.  Module will be crc32c.
 309
 310 config CRYPTO_CRC32C_INTEL
 311         tristate "CRC32c INTEL hardware acceleration"
 312         depends on X86
 313         select CRYPTO_HASH
 314         help
 315           In Intel processor with SSE4.2 supported, the processor will
 316           support CRC32C implementation using hardware accelerated CRC32
 317           instruction. This option will create 'crc32c-intel' module,
 318           which will enable any routine to use the CRC32 instruction to
 319           gain performance compared with software implementation.
 320           Module will be crc32c-intel.
 321
 322 config CRYPTO_GHASH
 323         tristate "GHASH digest algorithm"
 324         select CRYPTO_SHASH
 325         select CRYPTO_GF128MUL
 326         help
 327           GHASH is message digest algorithm for GCM (Galois/Counter Mode).
 328
 329 config CRYPTO_MD4
 330         tristate "MD4 digest algorithm"
 331         select CRYPTO_HASH
 332         help
 333           MD4 message digest algorithm (RFC1320).
 334
 335 config CRYPTO_MD5
 336         tristate "MD5 digest algorithm"
 337         select CRYPTO_HASH
 338         help
 339           MD5 message digest algorithm (RFC1321).
 340
 341 config CRYPTO_MICHAEL_MIC
 342         tristate "Michael MIC keyed digest algorithm"
 343         select CRYPTO_HASH
 344         help
 345           Michael MIC is used for message integrity protection in TKIP
 346           (IEEE 802.11i). This algorithm is required for TKIP, but it
 347           should not be used for other purposes because of the weakness
 348           of the algorithm.
 349
 350 config CRYPTO_RMD128
 351         tristate "RIPEMD-128 digest algorithm"
 352         select CRYPTO_HASH
 353         help
 354           RIPEMD-128 (ISO/IEC 10118-3:2004).
 355
 356           RIPEMD-128 is a 128-bit cryptographic hash function. It should only
 357           be used as a secure replacement for RIPEMD. For other use cases,
 358           RIPEMD-160 should be used.
 359
 360           Developed by Hans Dobbertin, Antoon Bosselaers and Bart Preneel.
 361           See <http://homes.esat.kuleuven.be/~bosselae/ripemd160.html>
 362
 363 config CRYPTO_RMD160
 364         tristate "RIPEMD-160 digest algorithm"
 365         select CRYPTO_HASH
 366         help
 367           RIPEMD-160 (ISO/IEC 10118-3:2004).
 368
 369           RIPEMD-160 is a 160-bit cryptographic hash function. It is intended
 370           to be used as a secure replacement for the 128-bit hash functions
 371           MD4, MD5 and it's predecessor RIPEMD
 372           (not to be confused with RIPEMD-128).
 373
 374           It's speed is comparable to SHA1 and there are no known attacks
 375           against RIPEMD-160.
 376
 377           Developed by Hans Dobbertin, Antoon Bosselaers and Bart Preneel.
 378           See <http://homes.esat.kuleuven.be/~bosselae/ripemd160.html>
 379
 380 config CRYPTO_RMD256
 381         tristate "RIPEMD-256 digest algorithm"
 382         select CRYPTO_HASH
 383         help
 384           RIPEMD-256 is an optional extension of RIPEMD-128 with a
 385           256 bit hash. It is intended for applications that require
 386           longer hash-results, without needing a larger security level
 387           (than RIPEMD-128).
 388
 389           Developed by Hans Dobbertin, Antoon Bosselaers and Bart Preneel.
 390           See <http://homes.esat.kuleuven.be/~bosselae/ripemd160.html>
 391
 392 config CRYPTO_RMD320
 393         tristate "RIPEMD-320 digest algorithm"
 394         select CRYPTO_HASH
 395         help
 396           RIPEMD-320 is an optional extension of RIPEMD-160 with a
 397           320 bit hash. It is intended for applications that require
 398           longer hash-results, without needing a larger security level
 399           (than RIPEMD-160).
 400
 401           Developed by Hans Dobbertin, Antoon Bosselaers and Bart Preneel.
 402           See <http://homes.esat.kuleuven.be/~bosselae/ripemd160.html>
 403
 404 config CRYPTO_SHA1
 405         tristate "SHA1 digest algorithm"
 406         select CRYPTO_HASH
 407         help
 408           SHA-1 secure hash standard (FIPS 180-1/DFIPS 180-2).
 409
 410 config CRYPTO_SHA1_SSSE3
 411         tristate "SHA1 digest algorithm (SSSE3/AVX)"
 412         depends on X86 && 64BIT
 413         select CRYPTO_SHA1
 414         select CRYPTO_HASH
 415         help
 416           SHA-1 secure hash standard (FIPS 180-1/DFIPS 180-2) implemented
 417           using Supplemental SSE3 (SSSE3) instructions or Advanced Vector
 418           Extensions (AVX), when available.
 419
 420 config CRYPTO_SHA256
 421         tristate "SHA224 and SHA256 digest algorithm"
 422         select CRYPTO_HASH
 423         help
 424           SHA256 secure hash standard (DFIPS 180-2).
 425
 426           This version of SHA implements a 256 bit hash with 128 bits of
 427           security against collision attacks.
 428
 429           This code also includes SHA-224, a 224 bit hash with 112 bits
 430           of security against collision attacks.
 431
 432 config CRYPTO_SHA512
 433         tristate "SHA384 and SHA512 digest algorithms"
 434         select CRYPTO_HASH
 435         help
 436           SHA512 secure hash standard (DFIPS 180-2).
 437
 438           This version of SHA implements a 512 bit hash with 256 bits of
 439           security against collision attacks.
 440
 441           This code also includes SHA-384, a 384 bit hash with 192 bits
 442           of security against collision attacks.
 443
 444 config CRYPTO_TGR192
 445         tristate "Tiger digest algorithms"
 446         select CRYPTO_HASH
 447         help
 448           Tiger hash algorithm 192, 160 and 128-bit hashes
 449
 450           Tiger is a hash function optimized for 64-bit processors while
 451           still having decent performance on 32-bit processors.
 452           Tiger was developed by Ross Anderson and Eli Biham.
 453
 454           See also:
 455           <http://www.cs.technion.ac.il/~biham/Reports/Tiger/>.
 456
 457 config CRYPTO_WP512
 458         tristate "Whirlpool digest algorithms"
 459         select CRYPTO_HASH
 460         help
 461           Whirlpool hash algorithm 512, 384 and 256-bit hashes
 462
 463           Whirlpool-512 is part of the NESSIE cryptographic primitives.
 464           Whirlpool will be part of the ISO/IEC 10118-3:2003(E) standard
 465
 466           See also:
 467           <http://www.larc.usp.br/~pbarreto/WhirlpoolPage.html>
 468
 469 config CRYPTO_GHASH_CLMUL_NI_INTEL
 470         tristate "GHASH digest algorithm (CLMUL-NI accelerated)"
 471         depends on X86 && 64BIT
 472         select CRYPTO_SHASH
 473         select CRYPTO_CRYPTD
 474         help
 475           GHASH is message digest algorithm for GCM (Galois/Counter Mode).
 476           The implementation is accelerated by CLMUL-NI of Intel.
 477
 478 comment "Ciphers"
 479
 480 config CRYPTO_AES
 481         tristate "AES cipher algorithms"
 482         select CRYPTO_ALGAPI
 483         help
 484           AES cipher algorithms (FIPS-197). AES uses the Rijndael
 485           algorithm.
 486
 487           Rijndael appears to be consistently a very good performer in
 488           both hardware and software across a wide range of computing
 489           environments regardless of its use in feedback or non-feedback
 490           modes. Its key setup time is excellent, and its key agility is
 491           good. Rijndael's very low memory requirements make it very well
 492           suited for restricted-space environments, in which it also
 493           demonstrates excellent performance. Rijndael's operations are
 494           among the easiest to defend against power and timing attacks.
 495
 496           The AES specifies three key sizes: 128, 192 and 256 bits
 497
 498           See <http://csrc.nist.gov/CryptoToolkit/aes/> for more information.
 499
 500 config CRYPTO_AES_586
 501         tristate "AES cipher algorithms (i586)"
 502         depends on (X86 || UML_X86) && !64BIT
 503         select CRYPTO_ALGAPI
 504         select CRYPTO_AES
 505         help
 506           AES cipher algorithms (FIPS-197). AES uses the Rijndael
 507           algorithm.
 508
 509           Rijndael appears to be consistently a very good performer in
 510           both hardware and software across a wide range of computing
 511           environments regardless of its use in feedback or non-feedback
 512           modes. Its key setup time is excellent, and its key agility is
 513           good. Rijndael's very low memory requirements make it very well
 514           suited for restricted-space environments, in which it also
 515           demonstrates excellent performance. Rijndael's operations are
 516           among the easiest to defend against power and timing attacks.
 517
 518           The AES specifies three key sizes: 128, 192 and 256 bits
 519
 520           See <http://csrc.nist.gov/encryption/aes/> for more information.
 521
 522 config CRYPTO_AES_X86_64
 523         tristate "AES cipher algorithms (x86_64)"
 524         depends on (X86 || UML_X86) && 64BIT
 525         select CRYPTO_ALGAPI
 526         select CRYPTO_AES
 527         help
 528           AES cipher algorithms (FIPS-197). AES uses the Rijndael
 529           algorithm.
 530
 531           Rijndael appears to be consistently a very good performer in
 532           both hardware and software across a wide range of computing
 533           environments regardless of its use in feedback or non-feedback
 534           modes. Its key setup time is excellent, and its key agility is
 535           good. Rijndael's very low memory requirements make it very well
 536           suited for restricted-space environments, in which it also
 537           demonstrates excellent performance. Rijndael's operations are
 538           among the easiest to defend against power and timing attacks.
 539
 540           The AES specifies three key sizes: 128, 192 and 256 bits
 541
 542           See <http://csrc.nist.gov/encryption/aes/> for more information.
 543
 544 config CRYPTO_AES_NI_INTEL
 545         tristate "AES cipher algorithms (AES-NI)"
 546         depends on X86
 547         select CRYPTO_AES_X86_64 if 64BIT
 548         select CRYPTO_AES_586 if !64BIT
 549         select CRYPTO_CRYPTD
 550         select CRYPTO_ALGAPI
 551         help
 552           Use Intel AES-NI instructions for AES algorithm.
 553
 554           AES cipher algorithms (FIPS-197). AES uses the Rijndael
 555           algorithm.
 556
 557           Rijndael appears to be consistently a very good performer in
 558           both hardware and software across a wide range of computing
 559           environments regardless of its use in feedback or non-feedback
 560           modes. Its key setup time is excellent, and its key agility is
 561           good. Rijndael's very low memory requirements make it very well
 562           suited for restricted-space environments, in which it also
 563           demonstrates excellent performance. Rijndael's operations are
 564           among the easiest to defend against power and timing attacks.
 565
 566           The AES specifies three key sizes: 128, 192 and 256 bits
 567
 568           See <http://csrc.nist.gov/encryption/aes/> for more information.
 569
 570           In addition to AES cipher algorithm support, the acceleration
 571           for some popular block cipher mode is supported too, including
 572           ECB, CBC, LRW, PCBC, XTS. The 64 bit version has additional
 573           acceleration for CTR.
 574
 575 config CRYPTO_ANUBIS
 576         tristate "Anubis cipher algorithm"
 577         select CRYPTO_ALGAPI
 578         help
 579           Anubis cipher algorithm.
 580
 581           Anubis is a variable key length cipher which can use keys from
 582           128 bits to 320 bits in length.  It was evaluated as a entrant
 583           in the NESSIE competition.
 584
 585           See also:
 586           <https://www.cosic.esat.kuleuven.be/nessie/reports/>
 587           <http://www.larc.usp.br/~pbarreto/AnubisPage.html>
 588
 589 config CRYPTO_ARC4
 590         tristate "ARC4 cipher algorithm"
 591         select CRYPTO_ALGAPI
 592         help
 593           ARC4 cipher algorithm.
 594
 595           ARC4 is a stream cipher using keys ranging from 8 bits to 2048
 596           bits in length.  This algorithm is required for driver-based
 597           WEP, but it should not be for other purposes because of the
 598           weakness of the algorithm.
 599
 600 config CRYPTO_BLOWFISH
 601         tristate "Blowfish cipher algorithm"
 602         select CRYPTO_ALGAPI
 603         select CRYPTO_BLOWFISH_COMMON
 604         help
 605           Blowfish cipher algorithm, by Bruce Schneier.
 606
 607           This is a variable key length cipher which can use keys from 32
 608           bits to 448 bits in length.  It's fast, simple and specifically
 609           designed for use on "large microprocessors".
 610
 611           See also:
 612           <http://www.schneier.com/blowfish.html>
 613
 614 config CRYPTO_BLOWFISH_COMMON
 615         tristate
 616         help
 617           Common parts of the Blowfish cipher algorithm shared by the
 618           generic c and the assembler implementations.
 619
 620           See also:
 621           <http://www.schneier.com/blowfish.html>
 622
 623 config CRYPTO_BLOWFISH_X86_64
 624         tristate "Blowfish cipher algorithm (x86_64)"
 625         depends on (X86 || UML_X86) && 64BIT
 626         select CRYPTO_ALGAPI
 627         select CRYPTO_BLOWFISH_COMMON
 628         help
 629           Blowfish cipher algorithm (x86_64), by Bruce Schneier.
 630
 631           This is a variable key length cipher which can use keys from 32
 632           bits to 448 bits in length.  It's fast, simple and specifically
 633           designed for use on "large microprocessors".
 634
 635           See also:
 636           <http://www.schneier.com/blowfish.html>
 637
 638 config CRYPTO_CAMELLIA
 639         tristate "Camellia cipher algorithms"
 640         depends on CRYPTO
 641         select CRYPTO_ALGAPI
 642         help
 643           Camellia cipher algorithms module.
 644
 645           Camellia is a symmetric key block cipher developed jointly
 646           at NTT and Mitsubishi Electric Corporation.
 647
 648           The Camellia specifies three key sizes: 128, 192 and 256 bits.
 649
 650           See also:
 651           <https://info.isl.ntt.co.jp/crypt/eng/camellia/index_s.html>
 652
 653 config CRYPTO_CAST5
 654         tristate "CAST5 (CAST-128) cipher algorithm"
 655         select CRYPTO_ALGAPI
 656         help
 657           The CAST5 encryption algorithm (synonymous with CAST-128) is
 658           described in RFC2144.
 659
 660 config CRYPTO_CAST6
 661         tristate "CAST6 (CAST-256) cipher algorithm"
 662         select CRYPTO_ALGAPI
 663         help
 664           The CAST6 encryption algorithm (synonymous with CAST-256) is
 665           described in RFC2612.
 666
 667 config CRYPTO_DES
 668         tristate "DES and Triple DES EDE cipher algorithms"
 669         select CRYPTO_ALGAPI
 670         help
 671           DES cipher algorithm (FIPS 46-2), and Triple DES EDE (FIPS 46-3).
 672
 673 config CRYPTO_FCRYPT
 674         tristate "FCrypt cipher algorithm"
 675         select CRYPTO_ALGAPI
 676         select CRYPTO_BLKCIPHER
 677         help
 678           FCrypt algorithm used by RxRPC.
 679
 680 config CRYPTO_KHAZAD
 681         tristate "Khazad cipher algorithm"
 682         select CRYPTO_ALGAPI
 683         help
 684           Khazad cipher algorithm.
 685
 686           Khazad was a finalist in the initial NESSIE competition.  It is
 687           an algorithm optimized for 64-bit processors with good performance
 688           on 32-bit processors.  Khazad uses an 128 bit key size.
 689
 690           See also:
 691           <http://www.larc.usp.br/~pbarreto/KhazadPage.html>
 692
 693 config CRYPTO_SALSA20
 694         tristate "Salsa20 stream cipher algorithm (EXPERIMENTAL)"
 695         depends on EXPERIMENTAL
 696         select CRYPTO_BLKCIPHER
 697         help
 698           Salsa20 stream cipher algorithm.
 699
 700           Salsa20 is a stream cipher submitted to eSTREAM, the ECRYPT
 701           Stream Cipher Project. See <http://www.ecrypt.eu.org/stream/>
 702
 703           The Salsa20 stream cipher algorithm is designed by Daniel J.
 704           Bernstein <djb@cr.yp.to>. See <http://cr.yp.to/snuffle.html>
 705
 706 config CRYPTO_SALSA20_586
 707         tristate "Salsa20 stream cipher algorithm (i586) (EXPERIMENTAL)"
 708         depends on (X86 || UML_X86) && !64BIT
 709         depends on EXPERIMENTAL
 710         select CRYPTO_BLKCIPHER
 711         help
 712           Salsa20 stream cipher algorithm.
 713
 714           Salsa20 is a stream cipher submitted to eSTREAM, the ECRYPT
 715           Stream Cipher Project. See <http://www.ecrypt.eu.org/stream/>
 716
 717           The Salsa20 stream cipher algorithm is designed by Daniel J.
 718           Bernstein <djb@cr.yp.to>. See <http://cr.yp.to/snuffle.html>
 719
 720 config CRYPTO_SALSA20_X86_64
 721         tristate "Salsa20 stream cipher algorithm (x86_64) (EXPERIMENTAL)"
 722         depends on (X86 || UML_X86) && 64BIT
 723         depends on EXPERIMENTAL
 724         select CRYPTO_BLKCIPHER
 725         help
 726           Salsa20 stream cipher algorithm.
 727
 728           Salsa20 is a stream cipher submitted to eSTREAM, the ECRYPT
 729           Stream Cipher Project. See <http://www.ecrypt.eu.org/stream/>
 730
 731           The Salsa20 stream cipher algorithm is designed by Daniel J.
 732           Bernstein <djb@cr.yp.to>. See <http://cr.yp.to/snuffle.html>
 733
 734 config CRYPTO_SEED
 735         tristate "SEED cipher algorithm"
 736         select CRYPTO_ALGAPI
 737         help
 738           SEED cipher algorithm (RFC4269).
 739
 740           SEED is a 128-bit symmetric key block cipher that has been
 741           developed by KISA (Korea Information Security Agency) as a
 742           national standard encryption algorithm of the Republic of Korea.
 743           It is a 16 round block cipher with the key size of 128 bit.
 744
 745           See also:
 746           <http://www.kisa.or.kr/kisa/seed/jsp/seed_eng.jsp>
 747
 748 config CRYPTO_SERPENT
 749         tristate "Serpent cipher algorithm"
 750         select CRYPTO_ALGAPI
 751         help
 752           Serpent cipher algorithm, by Anderson, Biham & Knudsen.
 753
 754           Keys are allowed to be from 0 to 256 bits in length, in steps
 755           of 8 bits.  Also includes the 'Tnepres' algorithm, a reversed
 756           variant of Serpent for compatibility with old kerneli.org code.
 757
 758           See also:
 759           <http://www.cl.cam.ac.uk/~rja14/serpent.html>
 760
 761 config CRYPTO_TEA
 762         tristate "TEA, XTEA and XETA cipher algorithms"
 763         select CRYPTO_ALGAPI
 764         help
 765           TEA cipher algorithm.
 766
 767           Tiny Encryption Algorithm is a simple cipher that uses
 768           many rounds for security.  It is very fast and uses
 769           little memory.
 770
 771           Xtendend Tiny Encryption Algorithm is a modification to
 772           the TEA algorithm to address a potential key weakness
 773           in the TEA algorithm.
 774
 775           Xtendend Encryption Tiny Algorithm is a mis-implementation
 776           of the XTEA algorithm for compatibility purposes.
 777
 778 config CRYPTO_TWOFISH
 779         tristate "Twofish cipher algorithm"
 780         select CRYPTO_ALGAPI
 781         select CRYPTO_TWOFISH_COMMON
 782         help
 783           Twofish cipher algorithm.
 784
 785           Twofish was submitted as an AES (Advanced Encryption Standard)
 786           candidate cipher by researchers at CounterPane Systems.  It is a
 787           16 round block cipher supporting key sizes of 128, 192, and 256
 788           bits.
 789
 790           See also:
 791           <http://www.schneier.com/twofish.html>
 792
 793 config CRYPTO_TWOFISH_COMMON
 794         tristate
 795         help
 796           Common parts of the Twofish cipher algorithm shared by the
 797           generic c and the assembler implementations.
 798
 799 config CRYPTO_TWOFISH_586
 800         tristate "Twofish cipher algorithms (i586)"
 801         depends on (X86 || UML_X86) && !64BIT
 802         select CRYPTO_ALGAPI
 803         select CRYPTO_TWOFISH_COMMON
 804         help
 805           Twofish cipher algorithm.
 806
 807           Twofish was submitted as an AES (Advanced Encryption Standard)
 808           candidate cipher by researchers at CounterPane Systems.  It is a
 809           16 round block cipher supporting key sizes of 128, 192, and 256
 810           bits.
 811
 812           See also:
 813           <http://www.schneier.com/twofish.html>
 814
 815 config CRYPTO_TWOFISH_X86_64
 816         tristate "Twofish cipher algorithm (x86_64)"
 817         depends on (X86 || UML_X86) && 64BIT
 818         select CRYPTO_ALGAPI
 819         select CRYPTO_TWOFISH_COMMON
 820         help
 821           Twofish cipher algorithm (x86_64).
 822
 823           Twofish was submitted as an AES (Advanced Encryption Standard)
 824           candidate cipher by researchers at CounterPane Systems.  It is a
 825           16 round block cipher supporting key sizes of 128, 192, and 256
 826           bits.
 827
 828           See also:
 829           <http://www.schneier.com/twofish.html>
 830
 831 config CRYPTO_TWOFISH_X86_64_3WAY
 832         tristate "Twofish cipher algorithm (x86_64, 3-way parallel)"
 833         depends on (X86 || UML_X86) && 64BIT
 834         select CRYPTO_ALGAPI
 835         select CRYPTO_TWOFISH_COMMON
 836         select CRYPTO_TWOFISH_X86_64
 837         help
 838           Twofish cipher algorithm (x86_64, 3-way parallel).
 839
 840           Twofish was submitted as an AES (Advanced Encryption Standard)
 841           candidate cipher by researchers at CounterPane Systems.  It is a
 842           16 round block cipher supporting key sizes of 128, 192, and 256
 843           bits.
 844
 845           This module provides Twofish cipher algorithm that processes three
 846           blocks parallel, utilizing resources of out-of-order CPUs better.
 847
 848           See also:
 849           <http://www.schneier.com/twofish.html>
 850
 851 comment "Compression"
 852
 853 config CRYPTO_DEFLATE
 854         tristate "Deflate compression algorithm"
 855         select CRYPTO_ALGAPI
 856         select ZLIB_INFLATE
 857         select ZLIB_DEFLATE
 858         help
 859           This is the Deflate algorithm (RFC1951), specified for use in
 860           IPSec with the IPCOMP protocol (RFC3173, RFC2394).
 861
 862           You will most probably want this if using IPSec.
 863
 864 config CRYPTO_ZLIB
 865         tristate "Zlib compression algorithm"
 866         select CRYPTO_PCOMP
 867         select ZLIB_INFLATE
 868         select ZLIB_DEFLATE
 869         select NLATTR
 870         help
 871           This is the zlib algorithm.
 872
 873 config CRYPTO_LZO
 874         tristate "LZO compression algorithm"
 875         select CRYPTO_ALGAPI
 876         select LZO_COMPRESS
 877         select LZO_DECOMPRESS
 878         help
 879           This is the LZO algorithm.
 880
 881 comment "Random Number Generation"
 882
 883 config CRYPTO_ANSI_CPRNG
 884         tristate "Pseudo Random Number Generation for Cryptographic modules"
 885         default m
 886         select CRYPTO_AES
 887         select CRYPTO_RNG
 888         help
 889           This option enables the generic pseudo random number generator
 890           for cryptographic modules.  Uses the Algorithm specified in
 891           ANSI X9.31 A.2.4. Note that this option must be enabled if
 892           CRYPTO_FIPS is selected
 893
 894 config CRYPTO_USER_API
 895         tristate
 896
 897 config CRYPTO_USER_API_HASH
 898         tristate "User-space interface for hash algorithms"
 899         depends on NET
 900         select CRYPTO_HASH
 901         select CRYPTO_USER_API
 902         help
 903           This option enables the user-spaces interface for hash
 904           algorithms.
 905
 906 config CRYPTO_USER_API_SKCIPHER
 907         tristate "User-space interface for symmetric key cipher algorithms"
 908         depends on NET
 909         select CRYPTO_BLKCIPHER
 910         select CRYPTO_USER_API
 911         help
 912           This option enables the user-spaces interface for symmetric
 913           key cipher algorithms.
 914
 915 source "drivers/crypto/Kconfig"
 916
 917 endif   # if CRYPTO