crypto/Kconfig

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