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_GHASH
 340         tristate "GHASH digest algorithm"
 341         select CRYPTO_GF128MUL
 342         help
 343           GHASH is message digest algorithm for GCM (Galois/Counter Mode).
 344
 345 config CRYPTO_MD4
 346         tristate "MD4 digest algorithm"
 347         select CRYPTO_HASH
 348         help
 349           MD4 message digest algorithm (RFC1320).
 350
 351 config CRYPTO_MD5
 352         tristate "MD5 digest algorithm"
 353         select CRYPTO_HASH
 354         help
 355           MD5 message digest algorithm (RFC1321).
 356
 357 config CRYPTO_MD5_SPARC64
 358         tristate "MD5 digest algorithm (SPARC64)"
 359         depends on SPARC64
 360         select CRYPTO_MD5
 361         select CRYPTO_HASH
 362         help
 363           MD5 message digest algorithm (RFC1321) implemented
 364           using sparc64 crypto instructions, when available.
 365
 366 config CRYPTO_MICHAEL_MIC
 367         tristate "Michael MIC keyed digest algorithm"
 368         select CRYPTO_HASH
 369         help
 370           Michael MIC is used for message integrity protection in TKIP
 371           (IEEE 802.11i). This algorithm is required for TKIP, but it
 372           should not be used for other purposes because of the weakness
 373           of the algorithm.
 374
 375 config CRYPTO_RMD128
 376         tristate "RIPEMD-128 digest algorithm"
 377         select CRYPTO_HASH
 378         help
 379           RIPEMD-128 (ISO/IEC 10118-3:2004).
 380
 381           RIPEMD-128 is a 128-bit cryptographic hash function. It should only
 382           be used as a secure replacement for RIPEMD. For other use cases,
 383           RIPEMD-160 should be used.
 384
 385           Developed by Hans Dobbertin, Antoon Bosselaers and Bart Preneel.
 386           See <http://homes.esat.kuleuven.be/~bosselae/ripemd160.html>
 387
 388 config CRYPTO_RMD160
 389         tristate "RIPEMD-160 digest algorithm"
 390         select CRYPTO_HASH
 391         help
 392           RIPEMD-160 (ISO/IEC 10118-3:2004).
 393
 394           RIPEMD-160 is a 160-bit cryptographic hash function. It is intended
 395           to be used as a secure replacement for the 128-bit hash functions
 396           MD4, MD5 and it's predecessor RIPEMD
 397           (not to be confused with RIPEMD-128).
 398
 399           It's speed is comparable to SHA1 and there are no known attacks
 400           against RIPEMD-160.
 401
 402           Developed by Hans Dobbertin, Antoon Bosselaers and Bart Preneel.
 403           See <http://homes.esat.kuleuven.be/~bosselae/ripemd160.html>
 404
 405 config CRYPTO_RMD256
 406         tristate "RIPEMD-256 digest algorithm"
 407         select CRYPTO_HASH
 408         help
 409           RIPEMD-256 is an optional extension of RIPEMD-128 with a
 410           256 bit hash. It is intended for applications that require
 411           longer hash-results, without needing a larger security level
 412           (than RIPEMD-128).
 413
 414           Developed by Hans Dobbertin, Antoon Bosselaers and Bart Preneel.
 415           See <http://homes.esat.kuleuven.be/~bosselae/ripemd160.html>
 416
 417 config CRYPTO_RMD320
 418         tristate "RIPEMD-320 digest algorithm"
 419         select CRYPTO_HASH
 420         help
 421           RIPEMD-320 is an optional extension of RIPEMD-160 with a
 422           320 bit hash. It is intended for applications that require
 423           longer hash-results, without needing a larger security level
 424           (than RIPEMD-160).
 425
 426           Developed by Hans Dobbertin, Antoon Bosselaers and Bart Preneel.
 427           See <http://homes.esat.kuleuven.be/~bosselae/ripemd160.html>
 428
 429 config CRYPTO_SHA1
 430         tristate "SHA1 digest algorithm"
 431         select CRYPTO_HASH
 432         help
 433           SHA-1 secure hash standard (FIPS 180-1/DFIPS 180-2).
 434
 435 config CRYPTO_SHA1_SSSE3
 436         tristate "SHA1 digest algorithm (SSSE3/AVX)"
 437         depends on X86 && 64BIT
 438         select CRYPTO_SHA1
 439         select CRYPTO_HASH
 440         help
 441           SHA-1 secure hash standard (FIPS 180-1/DFIPS 180-2) implemented
 442           using Supplemental SSE3 (SSSE3) instructions or Advanced Vector
 443           Extensions (AVX), when available.
 444
 445 config CRYPTO_SHA1_SPARC64
 446         tristate "SHA1 digest algorithm (SPARC64)"
 447         depends on SPARC64
 448         select CRYPTO_SHA1
 449         select CRYPTO_HASH
 450         help
 451           SHA-1 secure hash standard (FIPS 180-1/DFIPS 180-2) implemented
 452           using sparc64 crypto instructions, when available.
 453
 454 config CRYPTO_SHA256
 455         tristate "SHA224 and SHA256 digest algorithm"
 456         select CRYPTO_HASH
 457         help
 458           SHA256 secure hash standard (DFIPS 180-2).
 459
 460           This version of SHA implements a 256 bit hash with 128 bits of
 461           security against collision attacks.
 462
 463           This code also includes SHA-224, a 224 bit hash with 112 bits
 464           of security against collision attacks.
 465
 466 config CRYPTO_SHA256_SPARC64
 467         tristate "SHA224 and SHA256 digest algorithm (SPARC64)"
 468         depends on SPARC64
 469         select CRYPTO_SHA256
 470         select CRYPTO_HASH
 471         help
 472           SHA-256 secure hash standard (DFIPS 180-2) implemented
 473           using sparc64 crypto instructions, when available.
 474
 475 config CRYPTO_SHA512
 476         tristate "SHA384 and SHA512 digest algorithms"
 477         select CRYPTO_HASH
 478         help
 479           SHA512 secure hash standard (DFIPS 180-2).
 480
 481           This version of SHA implements a 512 bit hash with 256 bits of
 482           security against collision attacks.
 483
 484           This code also includes SHA-384, a 384 bit hash with 192 bits
 485           of security against collision attacks.
 486
 487 config CRYPTO_SHA512_SPARC64
 488         tristate "SHA384 and SHA512 digest algorithm (SPARC64)"
 489         depends on SPARC64
 490         select CRYPTO_SHA512
 491         select CRYPTO_HASH
 492         help
 493           SHA-512 secure hash standard (DFIPS 180-2) implemented
 494           using sparc64 crypto instructions, when available.
 495
 496 config CRYPTO_TGR192
 497         tristate "Tiger digest algorithms"
 498         select CRYPTO_HASH
 499         help
 500           Tiger hash algorithm 192, 160 and 128-bit hashes
 501
 502           Tiger is a hash function optimized for 64-bit processors while
 503           still having decent performance on 32-bit processors.
 504           Tiger was developed by Ross Anderson and Eli Biham.
 505
 506           See also:
 507           <http://www.cs.technion.ac.il/~biham/Reports/Tiger/>.
 508
 509 config CRYPTO_WP512
 510         tristate "Whirlpool digest algorithms"
 511         select CRYPTO_HASH
 512         help
 513           Whirlpool hash algorithm 512, 384 and 256-bit hashes
 514
 515           Whirlpool-512 is part of the NESSIE cryptographic primitives.
 516           Whirlpool will be part of the ISO/IEC 10118-3:2003(E) standard
 517
 518           See also:
 519           <http://www.larc.usp.br/~pbarreto/WhirlpoolPage.html>
 520
 521 config CRYPTO_GHASH_CLMUL_NI_INTEL
 522         tristate "GHASH digest algorithm (CLMUL-NI accelerated)"
 523         depends on X86 && 64BIT
 524         select CRYPTO_CRYPTD
 525         help
 526           GHASH is message digest algorithm for GCM (Galois/Counter Mode).
 527           The implementation is accelerated by CLMUL-NI of Intel.
 528
 529 comment "Ciphers"
 530
 531 config CRYPTO_AES
 532         tristate "AES cipher algorithms"
 533         select CRYPTO_ALGAPI
 534         help
 535           AES cipher algorithms (FIPS-197). AES uses the Rijndael
 536           algorithm.
 537
 538           Rijndael appears to be consistently a very good performer in
 539           both hardware and software across a wide range of computing
 540           environments regardless of its use in feedback or non-feedback
 541           modes. Its key setup time is excellent, and its key agility is
 542           good. Rijndael's very low memory requirements make it very well
 543           suited for restricted-space environments, in which it also
 544           demonstrates excellent performance. Rijndael's operations are
 545           among the easiest to defend against power and timing attacks.
 546
 547           The AES specifies three key sizes: 128, 192 and 256 bits
 548
 549           See <http://csrc.nist.gov/CryptoToolkit/aes/> for more information.
 550
 551 config CRYPTO_AES_586
 552         tristate "AES cipher algorithms (i586)"
 553         depends on (X86 || UML_X86) && !64BIT
 554         select CRYPTO_ALGAPI
 555         select CRYPTO_AES
 556         help
 557           AES cipher algorithms (FIPS-197). AES uses the Rijndael
 558           algorithm.
 559
 560           Rijndael appears to be consistently a very good performer in
 561           both hardware and software across a wide range of computing
 562           environments regardless of its use in feedback or non-feedback
 563           modes. Its key setup time is excellent, and its key agility is
 564           good. Rijndael's very low memory requirements make it very well
 565           suited for restricted-space environments, in which it also
 566           demonstrates excellent performance. Rijndael's operations are
 567           among the easiest to defend against power and timing attacks.
 568
 569           The AES specifies three key sizes: 128, 192 and 256 bits
 570
 571           See <http://csrc.nist.gov/encryption/aes/> for more information.
 572
 573 config CRYPTO_AES_X86_64
 574         tristate "AES cipher algorithms (x86_64)"
 575         depends on (X86 || UML_X86) && 64BIT
 576         select CRYPTO_ALGAPI
 577         select CRYPTO_AES
 578         help
 579           AES cipher algorithms (FIPS-197). AES uses the Rijndael
 580           algorithm.
 581
 582           Rijndael appears to be consistently a very good performer in
 583           both hardware and software across a wide range of computing
 584           environments regardless of its use in feedback or non-feedback
 585           modes. Its key setup time is excellent, and its key agility is
 586           good. Rijndael's very low memory requirements make it very well
 587           suited for restricted-space environments, in which it also
 588           demonstrates excellent performance. Rijndael's operations are
 589           among the easiest to defend against power and timing attacks.
 590
 591           The AES specifies three key sizes: 128, 192 and 256 bits
 592
 593           See <http://csrc.nist.gov/encryption/aes/> for more information.
 594
 595 config CRYPTO_AES_NI_INTEL
 596         tristate "AES cipher algorithms (AES-NI)"
 597         depends on X86
 598         select CRYPTO_AES_X86_64 if 64BIT
 599         select CRYPTO_AES_586 if !64BIT
 600         select CRYPTO_CRYPTD
 601         select CRYPTO_ABLK_HELPER_X86
 602         select CRYPTO_ALGAPI
 603         help
 604           Use Intel AES-NI instructions for AES algorithm.
 605
 606           AES cipher algorithms (FIPS-197). AES uses the Rijndael
 607           algorithm.
 608
 609           Rijndael appears to be consistently a very good performer in
 610           both hardware and software across a wide range of computing
 611           environments regardless of its use in feedback or non-feedback
 612           modes. Its key setup time is excellent, and its key agility is
 613           good. Rijndael's very low memory requirements make it very well
 614           suited for restricted-space environments, in which it also
 615           demonstrates excellent performance. Rijndael's operations are
 616           among the easiest to defend against power and timing attacks.
 617
 618           The AES specifies three key sizes: 128, 192 and 256 bits
 619
 620           See <http://csrc.nist.gov/encryption/aes/> for more information.
 621
 622           In addition to AES cipher algorithm support, the acceleration
 623           for some popular block cipher mode is supported too, including
 624           ECB, CBC, LRW, PCBC, XTS. The 64 bit version has additional
 625           acceleration for CTR.
 626
 627 config CRYPTO_AES_SPARC64
 628         tristate "AES cipher algorithms (SPARC64)"
 629         depends on SPARC64
 630         select CRYPTO_CRYPTD
 631         select CRYPTO_ALGAPI
 632         help
 633           Use SPARC64 crypto opcodes for AES algorithm.
 634
 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           In addition to AES cipher algorithm support, the acceleration
 652           for some popular block cipher mode is supported too, including
 653           ECB and CBC.
 654
 655 config CRYPTO_ANUBIS
 656         tristate "Anubis cipher algorithm"
 657         select CRYPTO_ALGAPI
 658         help
 659           Anubis cipher algorithm.
 660
 661           Anubis is a variable key length cipher which can use keys from
 662           128 bits to 320 bits in length.  It was evaluated as a entrant
 663           in the NESSIE competition.
 664
 665           See also:
 666           <https://www.cosic.esat.kuleuven.be/nessie/reports/>
 667           <http://www.larc.usp.br/~pbarreto/AnubisPage.html>
 668
 669 config CRYPTO_ARC4
 670         tristate "ARC4 cipher algorithm"
 671         select CRYPTO_BLKCIPHER
 672         help
 673           ARC4 cipher algorithm.
 674
 675           ARC4 is a stream cipher using keys ranging from 8 bits to 2048
 676           bits in length.  This algorithm is required for driver-based
 677           WEP, but it should not be for other purposes because of the
 678           weakness of the algorithm.
 679
 680 config CRYPTO_BLOWFISH
 681         tristate "Blowfish cipher algorithm"
 682         select CRYPTO_ALGAPI
 683         select CRYPTO_BLOWFISH_COMMON
 684         help
 685           Blowfish cipher algorithm, by Bruce Schneier.
 686
 687           This is a variable key length cipher which can use keys from 32
 688           bits to 448 bits in length.  It's fast, simple and specifically
 689           designed for use on "large microprocessors".
 690
 691           See also:
 692           <http://www.schneier.com/blowfish.html>
 693
 694 config CRYPTO_BLOWFISH_COMMON
 695         tristate
 696         help
 697           Common parts of the Blowfish cipher algorithm shared by the
 698           generic c and the assembler implementations.
 699
 700           See also:
 701           <http://www.schneier.com/blowfish.html>
 702
 703 config CRYPTO_BLOWFISH_X86_64
 704         tristate "Blowfish cipher algorithm (x86_64)"
 705         depends on X86 && 64BIT
 706         select CRYPTO_ALGAPI
 707         select CRYPTO_BLOWFISH_COMMON
 708         help
 709           Blowfish cipher algorithm (x86_64), by Bruce Schneier.
 710
 711           This is a variable key length cipher which can use keys from 32
 712           bits to 448 bits in length.  It's fast, simple and specifically
 713           designed for use on "large microprocessors".
 714
 715           See also:
 716           <http://www.schneier.com/blowfish.html>
 717
 718 config CRYPTO_CAMELLIA
 719         tristate "Camellia cipher algorithms"
 720         depends on CRYPTO
 721         select CRYPTO_ALGAPI
 722         help
 723           Camellia cipher algorithms module.
 724
 725           Camellia is a symmetric key block cipher developed jointly
 726           at NTT and Mitsubishi Electric Corporation.
 727
 728           The Camellia specifies three key sizes: 128, 192 and 256 bits.
 729
 730           See also:
 731           <https://info.isl.ntt.co.jp/crypt/eng/camellia/index_s.html>
 732
 733 config CRYPTO_CAMELLIA_X86_64
 734         tristate "Camellia cipher algorithm (x86_64)"
 735         depends on X86 && 64BIT
 736         depends on CRYPTO
 737         select CRYPTO_ALGAPI
 738         select CRYPTO_GLUE_HELPER_X86
 739         select CRYPTO_LRW
 740         select CRYPTO_XTS
 741         help
 742           Camellia cipher algorithm module (x86_64).
 743
 744           Camellia is a symmetric key block cipher developed jointly
 745           at NTT and Mitsubishi Electric Corporation.
 746
 747           The Camellia specifies three key sizes: 128, 192 and 256 bits.
 748
 749           See also:
 750           <https://info.isl.ntt.co.jp/crypt/eng/camellia/index_s.html>
 751
 752 config CRYPTO_CAST5
 753         tristate "CAST5 (CAST-128) cipher algorithm"
 754         select CRYPTO_ALGAPI
 755         help
 756           The CAST5 encryption algorithm (synonymous with CAST-128) is
 757           described in RFC2144.
 758
 759 config CRYPTO_CAST6
 760         tristate "CAST6 (CAST-256) cipher algorithm"
 761         select CRYPTO_ALGAPI
 762         help
 763           The CAST6 encryption algorithm (synonymous with CAST-256) is
 764           described in RFC2612.
 765
 766 config CRYPTO_DES
 767         tristate "DES and Triple DES EDE cipher algorithms"
 768         select CRYPTO_ALGAPI
 769         help
 770           DES cipher algorithm (FIPS 46-2), and Triple DES EDE (FIPS 46-3).
 771
 772 config CRYPTO_FCRYPT
 773         tristate "FCrypt cipher algorithm"
 774         select CRYPTO_ALGAPI
 775         select CRYPTO_BLKCIPHER
 776         help
 777           FCrypt algorithm used by RxRPC.
 778
 779 config CRYPTO_KHAZAD
 780         tristate "Khazad cipher algorithm"
 781         select CRYPTO_ALGAPI
 782         help
 783           Khazad cipher algorithm.
 784
 785           Khazad was a finalist in the initial NESSIE competition.  It is
 786           an algorithm optimized for 64-bit processors with good performance
 787           on 32-bit processors.  Khazad uses an 128 bit key size.
 788
 789           See also:
 790           <http://www.larc.usp.br/~pbarreto/KhazadPage.html>
 791
 792 config CRYPTO_SALSA20
 793         tristate "Salsa20 stream cipher algorithm (EXPERIMENTAL)"
 794         depends on EXPERIMENTAL
 795         select CRYPTO_BLKCIPHER
 796         help
 797           Salsa20 stream cipher algorithm.
 798
 799           Salsa20 is a stream cipher submitted to eSTREAM, the ECRYPT
 800           Stream Cipher Project. See <http://www.ecrypt.eu.org/stream/>
 801
 802           The Salsa20 stream cipher algorithm is designed by Daniel J.
 803           Bernstein <djb@cr.yp.to>. See <http://cr.yp.to/snuffle.html>
 804
 805 config CRYPTO_SALSA20_586
 806         tristate "Salsa20 stream cipher algorithm (i586) (EXPERIMENTAL)"
 807         depends on (X86 || UML_X86) && !64BIT
 808         depends on EXPERIMENTAL
 809         select CRYPTO_BLKCIPHER
 810         help
 811           Salsa20 stream cipher algorithm.
 812
 813           Salsa20 is a stream cipher submitted to eSTREAM, the ECRYPT
 814           Stream Cipher Project. See <http://www.ecrypt.eu.org/stream/>
 815
 816           The Salsa20 stream cipher algorithm is designed by Daniel J.
 817           Bernstein <djb@cr.yp.to>. See <http://cr.yp.to/snuffle.html>
 818
 819 config CRYPTO_SALSA20_X86_64
 820         tristate "Salsa20 stream cipher algorithm (x86_64) (EXPERIMENTAL)"
 821         depends on (X86 || UML_X86) && 64BIT
 822         depends on EXPERIMENTAL
 823         select CRYPTO_BLKCIPHER
 824         help
 825           Salsa20 stream cipher algorithm.
 826
 827           Salsa20 is a stream cipher submitted to eSTREAM, the ECRYPT
 828           Stream Cipher Project. See <http://www.ecrypt.eu.org/stream/>
 829
 830           The Salsa20 stream cipher algorithm is designed by Daniel J.
 831           Bernstein <djb@cr.yp.to>. See <http://cr.yp.to/snuffle.html>
 832
 833 config CRYPTO_SEED
 834         tristate "SEED cipher algorithm"
 835         select CRYPTO_ALGAPI
 836         help
 837           SEED cipher algorithm (RFC4269).
 838
 839           SEED is a 128-bit symmetric key block cipher that has been
 840           developed by KISA (Korea Information Security Agency) as a
 841           national standard encryption algorithm of the Republic of Korea.
 842           It is a 16 round block cipher with the key size of 128 bit.
 843
 844           See also:
 845           <http://www.kisa.or.kr/kisa/seed/jsp/seed_eng.jsp>
 846
 847 config CRYPTO_SERPENT
 848         tristate "Serpent cipher algorithm"
 849         select CRYPTO_ALGAPI
 850         help
 851           Serpent cipher algorithm, by Anderson, Biham & Knudsen.
 852
 853           Keys are allowed to be from 0 to 256 bits in length, in steps
 854           of 8 bits.  Also includes the 'Tnepres' algorithm, a reversed
 855           variant of Serpent for compatibility with old kerneli.org code.
 856
 857           See also:
 858           <http://www.cl.cam.ac.uk/~rja14/serpent.html>
 859
 860 config CRYPTO_SERPENT_SSE2_X86_64
 861         tristate "Serpent cipher algorithm (x86_64/SSE2)"
 862         depends on X86 && 64BIT
 863         select CRYPTO_ALGAPI
 864         select CRYPTO_CRYPTD
 865         select CRYPTO_ABLK_HELPER_X86
 866         select CRYPTO_GLUE_HELPER_X86
 867         select CRYPTO_SERPENT
 868         select CRYPTO_LRW
 869         select CRYPTO_XTS
 870         help
 871           Serpent cipher algorithm, by Anderson, Biham & Knudsen.
 872
 873           Keys are allowed to be from 0 to 256 bits in length, in steps
 874           of 8 bits.
 875
 876           This module provides Serpent cipher algorithm that processes eigth
 877           blocks parallel using SSE2 instruction set.
 878
 879           See also:
 880           <http://www.cl.cam.ac.uk/~rja14/serpent.html>
 881
 882 config CRYPTO_SERPENT_SSE2_586
 883         tristate "Serpent cipher algorithm (i586/SSE2)"
 884         depends on X86 && !64BIT
 885         select CRYPTO_ALGAPI
 886         select CRYPTO_CRYPTD
 887         select CRYPTO_ABLK_HELPER_X86
 888         select CRYPTO_GLUE_HELPER_X86
 889         select CRYPTO_SERPENT
 890         select CRYPTO_LRW
 891         select CRYPTO_XTS
 892         help
 893           Serpent cipher algorithm, by Anderson, Biham & Knudsen.
 894
 895           Keys are allowed to be from 0 to 256 bits in length, in steps
 896           of 8 bits.
 897
 898           This module provides Serpent cipher algorithm that processes four
 899           blocks parallel using SSE2 instruction set.
 900
 901           See also:
 902           <http://www.cl.cam.ac.uk/~rja14/serpent.html>
 903
 904 config CRYPTO_SERPENT_AVX_X86_64
 905         tristate "Serpent cipher algorithm (x86_64/AVX)"
 906         depends on X86 && 64BIT
 907         select CRYPTO_ALGAPI
 908         select CRYPTO_CRYPTD
 909         select CRYPTO_ABLK_HELPER_X86
 910         select CRYPTO_GLUE_HELPER_X86
 911         select CRYPTO_SERPENT
 912         select CRYPTO_LRW
 913         select CRYPTO_XTS
 914         help
 915           Serpent cipher algorithm, by Anderson, Biham & Knudsen.
 916
 917           Keys are allowed to be from 0 to 256 bits in length, in steps
 918           of 8 bits.
 919
 920           This module provides the Serpent cipher algorithm that processes
 921           eight blocks parallel using the AVX instruction set.
 922
 923           See also:
 924           <http://www.cl.cam.ac.uk/~rja14/serpent.html>
 925
 926 config CRYPTO_TEA
 927         tristate "TEA, XTEA and XETA cipher algorithms"
 928         select CRYPTO_ALGAPI
 929         help
 930           TEA cipher algorithm.
 931
 932           Tiny Encryption Algorithm is a simple cipher that uses
 933           many rounds for security.  It is very fast and uses
 934           little memory.
 935
 936           Xtendend Tiny Encryption Algorithm is a modification to
 937           the TEA algorithm to address a potential key weakness
 938           in the TEA algorithm.
 939
 940           Xtendend Encryption Tiny Algorithm is a mis-implementation
 941           of the XTEA algorithm for compatibility purposes.
 942
 943 config CRYPTO_TWOFISH
 944         tristate "Twofish cipher algorithm"
 945         select CRYPTO_ALGAPI
 946         select CRYPTO_TWOFISH_COMMON
 947         help
 948           Twofish cipher algorithm.
 949
 950           Twofish was submitted as an AES (Advanced Encryption Standard)
 951           candidate cipher by researchers at CounterPane Systems.  It is a
 952           16 round block cipher supporting key sizes of 128, 192, and 256
 953           bits.
 954
 955           See also:
 956           <http://www.schneier.com/twofish.html>
 957
 958 config CRYPTO_TWOFISH_COMMON
 959         tristate
 960         help
 961           Common parts of the Twofish cipher algorithm shared by the
 962           generic c and the assembler implementations.
 963
 964 config CRYPTO_TWOFISH_586
 965         tristate "Twofish cipher algorithms (i586)"
 966         depends on (X86 || UML_X86) && !64BIT
 967         select CRYPTO_ALGAPI
 968         select CRYPTO_TWOFISH_COMMON
 969         help
 970           Twofish cipher algorithm.
 971
 972           Twofish was submitted as an AES (Advanced Encryption Standard)
 973           candidate cipher by researchers at CounterPane Systems.  It is a
 974           16 round block cipher supporting key sizes of 128, 192, and 256
 975           bits.
 976
 977           See also:
 978           <http://www.schneier.com/twofish.html>
 979
 980 config CRYPTO_TWOFISH_X86_64
 981         tristate "Twofish cipher algorithm (x86_64)"
 982         depends on (X86 || UML_X86) && 64BIT
 983         select CRYPTO_ALGAPI
 984         select CRYPTO_TWOFISH_COMMON
 985         help
 986           Twofish cipher algorithm (x86_64).
 987
 988           Twofish was submitted as an AES (Advanced Encryption Standard)
 989           candidate cipher by researchers at CounterPane Systems.  It is a
 990           16 round block cipher supporting key sizes of 128, 192, and 256
 991           bits.
 992
 993           See also:
 994           <http://www.schneier.com/twofish.html>
 995
 996 config CRYPTO_TWOFISH_X86_64_3WAY
 997         tristate "Twofish cipher algorithm (x86_64, 3-way parallel)"
 998         depends on X86 && 64BIT
 999         select CRYPTO_ALGAPI
1000         select CRYPTO_TWOFISH_COMMON
1001         select CRYPTO_TWOFISH_X86_64
1002         select CRYPTO_GLUE_HELPER_X86
1003         select CRYPTO_LRW
1004         select CRYPTO_XTS
1005         help
1006           Twofish cipher algorithm (x86_64, 3-way parallel).
1007
1008           Twofish was submitted as an AES (Advanced Encryption Standard)
1009           candidate cipher by researchers at CounterPane Systems.  It is a
1010           16 round block cipher supporting key sizes of 128, 192, and 256
1011           bits.
1012
1013           This module provides Twofish cipher algorithm that processes three
1014           blocks parallel, utilizing resources of out-of-order CPUs better.
1015
1016           See also:
1017           <http://www.schneier.com/twofish.html>
1018
1019 config CRYPTO_TWOFISH_AVX_X86_64
1020         tristate "Twofish cipher algorithm (x86_64/AVX)"
1021         depends on X86 && 64BIT
1022         select CRYPTO_ALGAPI
1023         select CRYPTO_CRYPTD
1024         select CRYPTO_ABLK_HELPER_X86
1025         select CRYPTO_GLUE_HELPER_X86
1026         select CRYPTO_TWOFISH_COMMON
1027         select CRYPTO_TWOFISH_X86_64
1028         select CRYPTO_TWOFISH_X86_64_3WAY
1029         select CRYPTO_LRW
1030         select CRYPTO_XTS
1031         help
1032           Twofish cipher algorithm (x86_64/AVX).
1033
1034           Twofish was submitted as an AES (Advanced Encryption Standard)
1035           candidate cipher by researchers at CounterPane Systems.  It is a
1036           16 round block cipher supporting key sizes of 128, 192, and 256
1037           bits.
1038
1039           This module provides the Twofish cipher algorithm that processes
1040           eight blocks parallel using the AVX Instruction Set.
1041
1042           See also:
1043           <http://www.schneier.com/twofish.html>
1044
1045 comment "Compression"
1046
1047 config CRYPTO_DEFLATE
1048         tristate "Deflate compression algorithm"
1049         select CRYPTO_ALGAPI
1050         select ZLIB_INFLATE
1051         select ZLIB_DEFLATE
1052         help
1053           This is the Deflate algorithm (RFC1951), specified for use in
1054           IPSec with the IPCOMP protocol (RFC3173, RFC2394).
1055
1056           You will most probably want this if using IPSec.
1057
1058 config CRYPTO_ZLIB
1059         tristate "Zlib compression algorithm"
1060         select CRYPTO_PCOMP
1061         select ZLIB_INFLATE
1062         select ZLIB_DEFLATE
1063         select NLATTR
1064         help
1065           This is the zlib algorithm.
1066
1067 config CRYPTO_LZO
1068         tristate "LZO compression algorithm"
1069         select CRYPTO_ALGAPI
1070         select LZO_COMPRESS
1071         select LZO_DECOMPRESS
1072         help
1073           This is the LZO algorithm.
1074
1075 comment "Random Number Generation"
1076
1077 config CRYPTO_ANSI_CPRNG
1078         tristate "Pseudo Random Number Generation for Cryptographic modules"
1079         default m
1080         select CRYPTO_AES
1081         select CRYPTO_RNG
1082         help
1083           This option enables the generic pseudo random number generator
1084           for cryptographic modules.  Uses the Algorithm specified in
1085           ANSI X9.31 A.2.4. Note that this option must be enabled if
1086           CRYPTO_FIPS is selected
1087
1088 config CRYPTO_USER_API
1089         tristate
1090
1091 config CRYPTO_USER_API_HASH
1092         tristate "User-space interface for hash algorithms"
1093         depends on NET
1094         select CRYPTO_HASH
1095         select CRYPTO_USER_API
1096         help
1097           This option enables the user-spaces interface for hash
1098           algorithms.
1099
1100 config CRYPTO_USER_API_SKCIPHER
1101         tristate "User-space interface for symmetric key cipher algorithms"
1102         depends on NET
1103         select CRYPTO_BLKCIPHER
1104         select CRYPTO_USER_API
1105         help
1106           This option enables the user-spaces interface for symmetric
1107           key cipher algorithms.
1108
1109 source "drivers/crypto/Kconfig"
1110
1111 endif   # if CRYPTO