crypto/Kconfig

   1 #
   2 # Generic algorithms support
   3 #
   4 config XOR_BLOCKS
   5         tristate
   6
   7 #
   8 # async_tx api: hardware offloaded memory transfer/transform support
   9 #
  10 source "crypto/async_tx/Kconfig"
  11
  12 #
  13 # Cryptographic API Configuration
  14 #
  15 menuconfig CRYPTO
  16         tristate "Cryptographic API"
  17         help
  18           This option provides the core Cryptographic API.
  19
  20 if CRYPTO
  21
  22 comment "Crypto core or helper"
  23
  24 config CRYPTO_FIPS
  25         bool "FIPS 200 compliance"
  26         depends on CRYPTO_ANSI_CPRNG && !CRYPTO_MANAGER_DISABLE_TESTS
  27         help
  28           This options enables the fips boot option which is
  29           required if you want to system to operate in a FIPS 200
  30           certification.  You should say no unless you know what
  31           this is.
  32
  33 config CRYPTO_ALGAPI
  34         tristate
  35         select CRYPTO_ALGAPI2
  36         help
  37           This option provides the API for cryptographic algorithms.
  38
  39 config CRYPTO_ALGAPI2
  40         tristate
  41
  42 config CRYPTO_AEAD
  43         tristate
  44         select CRYPTO_AEAD2
  45         select CRYPTO_ALGAPI
  46
  47 config CRYPTO_AEAD2
  48         tristate
  49         select CRYPTO_ALGAPI2
  50
  51 config CRYPTO_BLKCIPHER
  52         tristate
  53         select CRYPTO_BLKCIPHER2
  54         select CRYPTO_ALGAPI
  55
  56 config CRYPTO_BLKCIPHER2
  57         tristate
  58         select CRYPTO_ALGAPI2
  59         select CRYPTO_RNG2
  60         select CRYPTO_WORKQUEUE
  61
  62 config CRYPTO_HASH
  63         tristate
  64         select CRYPTO_HASH2
  65         select CRYPTO_ALGAPI
  66
  67 config CRYPTO_HASH2
  68         tristate
  69         select CRYPTO_ALGAPI2
  70
  71 config CRYPTO_RNG
  72         tristate
  73         select CRYPTO_RNG2
  74         select CRYPTO_ALGAPI
  75
  76 config CRYPTO_RNG2
  77         tristate
  78         select CRYPTO_ALGAPI2
  79
  80 config CRYPTO_PCOMP
  81         tristate
  82         select CRYPTO_PCOMP2
  83         select CRYPTO_ALGAPI
  84
  85 config CRYPTO_PCOMP2
  86         tristate
  87         select CRYPTO_ALGAPI2
  88
  89 config CRYPTO_MANAGER
  90         tristate "Cryptographic algorithm manager"
  91         select CRYPTO_MANAGER2
  92         help
  93           Create default cryptographic template instantiations such as
  94           cbc(aes).
  95
  96 config CRYPTO_MANAGER2
  97         def_tristate CRYPTO_MANAGER || (CRYPTO_MANAGER!=n && CRYPTO_ALGAPI=y)
  98         select CRYPTO_AEAD2
  99         select CRYPTO_HASH2
 100         select CRYPTO_BLKCIPHER2
 101         select CRYPTO_PCOMP2
 102
 103 config CRYPTO_USER
 104         tristate "Userspace cryptographic algorithm configuration"
 105         depends on NET
 106         select CRYPTO_MANAGER
 107         help
 108           Userspace configuration for cryptographic instantiations such as
 109           cbc(aes).
 110
 111 config CRYPTO_MANAGER_DISABLE_TESTS
 112         bool "Disable run-time self tests"
 113         default y
 114         depends on CRYPTO_MANAGER2
 115         help
 116           Disable run-time self tests that normally take place at
 117           algorithm registration.
 118
 119 config CRYPTO_GF128MUL
 120         tristate "GF(2^128) multiplication functions"
 121         help
 122           Efficient table driven implementation of multiplications in the
 123           field GF(2^128).  This is needed by some cypher modes. This
 124           option will be selected automatically if you select such a
 125           cipher mode.  Only select this option by hand if you expect to load
 126           an external module that requires these functions.
 127
 128 config CRYPTO_NULL
 129         tristate "Null algorithms"
 130         select CRYPTO_ALGAPI
 131         select CRYPTO_BLKCIPHER
 132         select CRYPTO_HASH
 133         help
 134           These are 'Null' algorithms, used by IPsec, which do nothing.
 135
 136 config CRYPTO_PCRYPT
 137         tristate "Parallel crypto engine"
 138         depends on SMP
 139         select PADATA
 140         select CRYPTO_MANAGER
 141         select CRYPTO_AEAD
 142         help
 143           This converts an arbitrary crypto algorithm into a parallel
 144           algorithm that executes in kernel threads.
 145
 146 config CRYPTO_WORKQUEUE
 147        tristate
 148
 149 config CRYPTO_CRYPTD
 150         tristate "Software async crypto daemon"
 151         select CRYPTO_BLKCIPHER
 152         select CRYPTO_HASH
 153         select CRYPTO_MANAGER
 154         select CRYPTO_WORKQUEUE
 155         help
 156           This is a generic software asynchronous crypto daemon that
 157           converts an arbitrary synchronous software crypto algorithm
 158           into an asynchronous algorithm that executes in a kernel thread.
 159
 160 config CRYPTO_AUTHENC
 161         tristate "Authenc support"
 162         select CRYPTO_AEAD
 163         select CRYPTO_BLKCIPHER
 164         select CRYPTO_MANAGER
 165         select CRYPTO_HASH
 166         help
 167           Authenc: Combined mode wrapper for IPsec.
 168           This is required for IPSec.
 169
 170 config CRYPTO_TEST
 171         tristate "Testing module"
 172         depends on m
 173         select CRYPTO_MANAGER
 174         help
 175           Quick & dirty crypto test module.
 176
 177 config CRYPTO_ABLK_HELPER_X86
 178         tristate
 179         depends on X86
 180         select CRYPTO_CRYPTD
 181
 182 config CRYPTO_GLUE_HELPER_X86
 183         tristate
 184         depends on X86
 185         select CRYPTO_ALGAPI
 186
 187 comment "Authenticated Encryption with Associated Data"
 188
 189 config CRYPTO_CCM
 190         tristate "CCM support"
 191         select CRYPTO_CTR
 192         select CRYPTO_AEAD
 193         help
 194           Support for Counter with CBC MAC. Required for IPsec.
 195
 196 config CRYPTO_GCM
 197         tristate "GCM/GMAC support"
 198         select CRYPTO_CTR
 199         select CRYPTO_AEAD
 200         select CRYPTO_GHASH
 201         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         select CRYPTO_HASH
 296         select CRYPTO_MANAGER
 297         help
 298           XCBC: Keyed-Hashing with encryption algorithm
 299                 http://www.ietf.org/rfc/rfc3566.txt
 300                 http://csrc.nist.gov/encryption/modes/proposedmodes/
 301                  xcbc-mac/xcbc-mac-spec.pdf
 302
 303 config CRYPTO_VMAC
 304         tristate "VMAC support"
 305         select CRYPTO_HASH
 306         select CRYPTO_MANAGER
 307         help
 308           VMAC is a message authentication algorithm designed for
 309           very high speed on 64-bit architectures.
 310
 311           See also:
 312           <http://fastcrypto.org/vmac>
 313
 314 comment "Digest"
 315
 316 config CRYPTO_CRC32C
 317         tristate "CRC32c CRC algorithm"
 318         select CRYPTO_HASH
 319         select CRC32
 320         help
 321           Castagnoli, et al Cyclic Redundancy-Check Algorithm.  Used
 322           by iSCSI for header and data digests and by others.
 323           See Castagnoli93.  Module will be crc32c.
 324
 325 config CRYPTO_CRC32C_X86_64
 326         bool
 327         depends on X86 && 64BIT
 328         select CRYPTO_HASH
 329         help
 330           In Intel processor with SSE4.2 supported, the processor will
 331           support CRC32C calculation using hardware accelerated CRC32
 332           instruction optimized with PCLMULQDQ instruction when available.
 333
 334 config CRYPTO_CRC32C_INTEL
 335         tristate "CRC32c INTEL hardware acceleration"
 336         depends on X86
 337         select CRYPTO_CRC32C_X86_64 if 64BIT
 338         select CRYPTO_HASH
 339         help
 340           In Intel processor with SSE4.2 supported, the processor will
 341           support CRC32C implementation using hardware accelerated CRC32
 342           instruction. This option will create 'crc32c-intel' module,
 343           which will enable any routine to use the CRC32 instruction to
 344           gain performance compared with software implementation.
 345           Module will be crc32c-intel.
 346
 347 config CRYPTO_CRC32C_SPARC64
 348         tristate "CRC32c CRC algorithm (SPARC64)"
 349         depends on SPARC64
 350         select CRYPTO_HASH
 351         select CRC32
 352         help
 353           CRC32c CRC algorithm implemented using sparc64 crypto instructions,
 354           when available.
 355
 356 config CRYPTO_GHASH
 357         tristate "GHASH digest algorithm"
 358         select CRYPTO_GF128MUL
 359         help
 360           GHASH is message digest algorithm for GCM (Galois/Counter Mode).
 361
 362 config CRYPTO_MD4
 363         tristate "MD4 digest algorithm"
 364         select CRYPTO_HASH
 365         help
 366           MD4 message digest algorithm (RFC1320).
 367
 368 config CRYPTO_MD5
 369         tristate "MD5 digest algorithm"
 370         select CRYPTO_HASH
 371         help
 372           MD5 message digest algorithm (RFC1321).
 373
 374 config CRYPTO_MD5_SPARC64
 375         tristate "MD5 digest algorithm (SPARC64)"
 376         depends on SPARC64
 377         select CRYPTO_MD5
 378         select CRYPTO_HASH
 379         help
 380           MD5 message digest algorithm (RFC1321) implemented
 381           using sparc64 crypto instructions, when available.
 382
 383 config CRYPTO_MICHAEL_MIC
 384         tristate "Michael MIC keyed digest algorithm"
 385         select CRYPTO_HASH
 386         help
 387           Michael MIC is used for message integrity protection in TKIP
 388           (IEEE 802.11i). This algorithm is required for TKIP, but it
 389           should not be used for other purposes because of the weakness
 390           of the algorithm.
 391
 392 config CRYPTO_RMD128
 393         tristate "RIPEMD-128 digest algorithm"
 394         select CRYPTO_HASH
 395         help
 396           RIPEMD-128 (ISO/IEC 10118-3:2004).
 397
 398           RIPEMD-128 is a 128-bit cryptographic hash function. It should only
 399           be used as a secure replacement for RIPEMD. For other use cases,
 400           RIPEMD-160 should be used.
 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_RMD160
 406         tristate "RIPEMD-160 digest algorithm"
 407         select CRYPTO_HASH
 408         help
 409           RIPEMD-160 (ISO/IEC 10118-3:2004).
 410
 411           RIPEMD-160 is a 160-bit cryptographic hash function. It is intended
 412           to be used as a secure replacement for the 128-bit hash functions
 413           MD4, MD5 and it's predecessor RIPEMD
 414           (not to be confused with RIPEMD-128).
 415
 416           It's speed is comparable to SHA1 and there are no known attacks
 417           against RIPEMD-160.
 418
 419           Developed by Hans Dobbertin, Antoon Bosselaers and Bart Preneel.
 420           See <http://homes.esat.kuleuven.be/~bosselae/ripemd160.html>
 421
 422 config CRYPTO_RMD256
 423         tristate "RIPEMD-256 digest algorithm"
 424         select CRYPTO_HASH
 425         help
 426           RIPEMD-256 is an optional extension of RIPEMD-128 with a
 427           256 bit hash. It is intended for applications that require
 428           longer hash-results, without needing a larger security level
 429           (than RIPEMD-128).
 430
 431           Developed by Hans Dobbertin, Antoon Bosselaers and Bart Preneel.
 432           See <http://homes.esat.kuleuven.be/~bosselae/ripemd160.html>
 433
 434 config CRYPTO_RMD320
 435         tristate "RIPEMD-320 digest algorithm"
 436         select CRYPTO_HASH
 437         help
 438           RIPEMD-320 is an optional extension of RIPEMD-160 with a
 439           320 bit hash. It is intended for applications that require
 440           longer hash-results, without needing a larger security level
 441           (than RIPEMD-160).
 442
 443           Developed by Hans Dobbertin, Antoon Bosselaers and Bart Preneel.
 444           See <http://homes.esat.kuleuven.be/~bosselae/ripemd160.html>
 445
 446 config CRYPTO_SHA1
 447         tristate "SHA1 digest algorithm"
 448         select CRYPTO_HASH
 449         help
 450           SHA-1 secure hash standard (FIPS 180-1/DFIPS 180-2).
 451
 452 config CRYPTO_SHA1_SSSE3
 453         tristate "SHA1 digest algorithm (SSSE3/AVX)"
 454         depends on X86 && 64BIT
 455         select CRYPTO_SHA1
 456         select CRYPTO_HASH
 457         help
 458           SHA-1 secure hash standard (FIPS 180-1/DFIPS 180-2) implemented
 459           using Supplemental SSE3 (SSSE3) instructions or Advanced Vector
 460           Extensions (AVX), when available.
 461
 462 config CRYPTO_SHA1_SPARC64
 463         tristate "SHA1 digest algorithm (SPARC64)"
 464         depends on SPARC64
 465         select CRYPTO_SHA1
 466         select CRYPTO_HASH
 467         help
 468           SHA-1 secure hash standard (FIPS 180-1/DFIPS 180-2) implemented
 469           using sparc64 crypto instructions, when available.
 470
 471 config CRYPTO_SHA1_ARM
 472         tristate "SHA1 digest algorithm (ARM-asm)"
 473         depends on ARM
 474         select CRYPTO_SHA1
 475         select CRYPTO_HASH
 476         help
 477           SHA-1 secure hash standard (FIPS 180-1/DFIPS 180-2) implemented
 478           using optimized ARM assembler.
 479
 480 config CRYPTO_SHA256
 481         tristate "SHA224 and SHA256 digest algorithm"
 482         select CRYPTO_HASH
 483         help
 484           SHA256 secure hash standard (DFIPS 180-2).
 485
 486           This version of SHA implements a 256 bit hash with 128 bits of
 487           security against collision attacks.
 488
 489           This code also includes SHA-224, a 224 bit hash with 112 bits
 490           of security against collision attacks.
 491
 492 config CRYPTO_SHA256_SPARC64
 493         tristate "SHA224 and SHA256 digest algorithm (SPARC64)"
 494         depends on SPARC64
 495         select CRYPTO_SHA256
 496         select CRYPTO_HASH
 497         help
 498           SHA-256 secure hash standard (DFIPS 180-2) implemented
 499           using sparc64 crypto instructions, when available.
 500
 501 config CRYPTO_SHA512
 502         tristate "SHA384 and SHA512 digest algorithms"
 503         select CRYPTO_HASH
 504         help
 505           SHA512 secure hash standard (DFIPS 180-2).
 506
 507           This version of SHA implements a 512 bit hash with 256 bits of
 508           security against collision attacks.
 509
 510           This code also includes SHA-384, a 384 bit hash with 192 bits
 511           of security against collision attacks.
 512
 513 config CRYPTO_SHA512_SPARC64
 514         tristate "SHA384 and SHA512 digest algorithm (SPARC64)"
 515         depends on SPARC64
 516         select CRYPTO_SHA512
 517         select CRYPTO_HASH
 518         help
 519           SHA-512 secure hash standard (DFIPS 180-2) implemented
 520           using sparc64 crypto instructions, when available.
 521
 522 config CRYPTO_TGR192
 523         tristate "Tiger digest algorithms"
 524         select CRYPTO_HASH
 525         help
 526           Tiger hash algorithm 192, 160 and 128-bit hashes
 527
 528           Tiger is a hash function optimized for 64-bit processors while
 529           still having decent performance on 32-bit processors.
 530           Tiger was developed by Ross Anderson and Eli Biham.
 531
 532           See also:
 533           <http://www.cs.technion.ac.il/~biham/Reports/Tiger/>.
 534
 535 config CRYPTO_WP512
 536         tristate "Whirlpool digest algorithms"
 537         select CRYPTO_HASH
 538         help
 539           Whirlpool hash algorithm 512, 384 and 256-bit hashes
 540
 541           Whirlpool-512 is part of the NESSIE cryptographic primitives.
 542           Whirlpool will be part of the ISO/IEC 10118-3:2003(E) standard
 543
 544           See also:
 545           <http://www.larc.usp.br/~pbarreto/WhirlpoolPage.html>
 546
 547 config CRYPTO_GHASH_CLMUL_NI_INTEL
 548         tristate "GHASH digest algorithm (CLMUL-NI accelerated)"
 549         depends on X86 && 64BIT
 550         select CRYPTO_CRYPTD
 551         help
 552           GHASH is message digest algorithm for GCM (Galois/Counter Mode).
 553           The implementation is accelerated by CLMUL-NI of Intel.
 554
 555 comment "Ciphers"
 556
 557 config CRYPTO_AES
 558         tristate "AES cipher algorithms"
 559         select CRYPTO_ALGAPI
 560         help
 561           AES cipher algorithms (FIPS-197). AES uses the Rijndael
 562           algorithm.
 563
 564           Rijndael appears to be consistently a very good performer in
 565           both hardware and software across a wide range of computing
 566           environments regardless of its use in feedback or non-feedback
 567           modes. Its key setup time is excellent, and its key agility is
 568           good. Rijndael's very low memory requirements make it very well
 569           suited for restricted-space environments, in which it also
 570           demonstrates excellent performance. Rijndael's operations are
 571           among the easiest to defend against power and timing attacks.
 572
 573           The AES specifies three key sizes: 128, 192 and 256 bits
 574
 575           See <http://csrc.nist.gov/CryptoToolkit/aes/> for more information.
 576
 577 config CRYPTO_AES_586
 578         tristate "AES cipher algorithms (i586)"
 579         depends on (X86 || UML_X86) && !64BIT
 580         select CRYPTO_ALGAPI
 581         select CRYPTO_AES
 582         help
 583           AES cipher algorithms (FIPS-197). AES uses the Rijndael
 584           algorithm.
 585
 586           Rijndael appears to be consistently a very good performer in
 587           both hardware and software across a wide range of computing
 588           environments regardless of its use in feedback or non-feedback
 589           modes. Its key setup time is excellent, and its key agility is
 590           good. Rijndael's very low memory requirements make it very well
 591           suited for restricted-space environments, in which it also
 592           demonstrates excellent performance. Rijndael's operations are
 593           among the easiest to defend against power and timing attacks.
 594
 595           The AES specifies three key sizes: 128, 192 and 256 bits
 596
 597           See <http://csrc.nist.gov/encryption/aes/> for more information.
 598
 599 config CRYPTO_AES_X86_64
 600         tristate "AES cipher algorithms (x86_64)"
 601         depends on (X86 || UML_X86) && 64BIT
 602         select CRYPTO_ALGAPI
 603         select CRYPTO_AES
 604         help
 605           AES cipher algorithms (FIPS-197). AES uses the Rijndael
 606           algorithm.
 607
 608           Rijndael appears to be consistently a very good performer in
 609           both hardware and software across a wide range of computing
 610           environments regardless of its use in feedback or non-feedback
 611           modes. Its key setup time is excellent, and its key agility is
 612           good. Rijndael's very low memory requirements make it very well
 613           suited for restricted-space environments, in which it also
 614           demonstrates excellent performance. Rijndael's operations are
 615           among the easiest to defend against power and timing attacks.
 616
 617           The AES specifies three key sizes: 128, 192 and 256 bits
 618
 619           See <http://csrc.nist.gov/encryption/aes/> for more information.
 620
 621 config CRYPTO_AES_NI_INTEL
 622         tristate "AES cipher algorithms (AES-NI)"
 623         depends on X86
 624         select CRYPTO_AES_X86_64 if 64BIT
 625         select CRYPTO_AES_586 if !64BIT
 626         select CRYPTO_CRYPTD
 627         select CRYPTO_ABLK_HELPER_X86
 628         select CRYPTO_ALGAPI
 629         select CRYPTO_LRW
 630         select CRYPTO_XTS
 631         help
 632           Use Intel AES-NI instructions for AES algorithm.
 633
 634           AES cipher algorithms (FIPS-197). AES uses the Rijndael
 635           algorithm.
 636
 637           Rijndael appears to be consistently a very good performer in
 638           both hardware and software across a wide range of computing
 639           environments regardless of its use in feedback or non-feedback
 640           modes. Its key setup time is excellent, and its key agility is
 641           good. Rijndael's very low memory requirements make it very well
 642           suited for restricted-space environments, in which it also
 643           demonstrates excellent performance. Rijndael's operations are
 644           among the easiest to defend against power and timing attacks.
 645
 646           The AES specifies three key sizes: 128, 192 and 256 bits
 647
 648           See <http://csrc.nist.gov/encryption/aes/> for more information.
 649
 650           In addition to AES cipher algorithm support, the acceleration
 651           for some popular block cipher mode is supported too, including
 652           ECB, CBC, LRW, PCBC, XTS. The 64 bit version has additional
 653           acceleration for CTR.
 654
 655 config CRYPTO_AES_SPARC64
 656         tristate "AES cipher algorithms (SPARC64)"
 657         depends on SPARC64
 658         select CRYPTO_CRYPTD
 659         select CRYPTO_ALGAPI
 660         help
 661           Use SPARC64 crypto opcodes for AES algorithm.
 662
 663           AES cipher algorithms (FIPS-197). AES uses the Rijndael
 664           algorithm.
 665
 666           Rijndael appears to be consistently a very good performer in
 667           both hardware and software across a wide range of computing
 668           environments regardless of its use in feedback or non-feedback
 669           modes. Its key setup time is excellent, and its key agility is
 670           good. Rijndael's very low memory requirements make it very well
 671           suited for restricted-space environments, in which it also
 672           demonstrates excellent performance. Rijndael's operations are
 673           among the easiest to defend against power and timing attacks.
 674
 675           The AES specifies three key sizes: 128, 192 and 256 bits
 676
 677           See <http://csrc.nist.gov/encryption/aes/> for more information.
 678
 679           In addition to AES cipher algorithm support, the acceleration
 680           for some popular block cipher mode is supported too, including
 681           ECB and CBC.
 682
 683 config CRYPTO_AES_ARM
 684         tristate "AES cipher algorithms (ARM-asm)"
 685         depends on ARM
 686         select CRYPTO_ALGAPI
 687         select CRYPTO_AES
 688         help
 689           Use optimized AES assembler routines for ARM platforms.
 690
 691           AES cipher algorithms (FIPS-197). AES uses the Rijndael
 692           algorithm.
 693
 694           Rijndael appears to be consistently a very good performer in
 695           both hardware and software across a wide range of computing
 696           environments regardless of its use in feedback or non-feedback
 697           modes. Its key setup time is excellent, and its key agility is
 698           good. Rijndael's very low memory requirements make it very well
 699           suited for restricted-space environments, in which it also
 700           demonstrates excellent performance. Rijndael's operations are
 701           among the easiest to defend against power and timing attacks.
 702
 703           The AES specifies three key sizes: 128, 192 and 256 bits
 704
 705           See <http://csrc.nist.gov/encryption/aes/> for more information.
 706
 707 config CRYPTO_ANUBIS
 708         tristate "Anubis cipher algorithm"
 709         select CRYPTO_ALGAPI
 710         help
 711           Anubis cipher algorithm.
 712
 713           Anubis is a variable key length cipher which can use keys from
 714           128 bits to 320 bits in length.  It was evaluated as a entrant
 715           in the NESSIE competition.
 716
 717           See also:
 718           <https://www.cosic.esat.kuleuven.be/nessie/reports/>
 719           <http://www.larc.usp.br/~pbarreto/AnubisPage.html>
 720
 721 config CRYPTO_ARC4
 722         tristate "ARC4 cipher algorithm"
 723         select CRYPTO_BLKCIPHER
 724         help
 725           ARC4 cipher algorithm.
 726
 727           ARC4 is a stream cipher using keys ranging from 8 bits to 2048
 728           bits in length.  This algorithm is required for driver-based
 729           WEP, but it should not be for other purposes because of the
 730           weakness of the algorithm.
 731
 732 config CRYPTO_BLOWFISH
 733         tristate "Blowfish cipher algorithm"
 734         select CRYPTO_ALGAPI
 735         select CRYPTO_BLOWFISH_COMMON
 736         help
 737           Blowfish cipher algorithm, by Bruce Schneier.
 738
 739           This is a variable key length cipher which can use keys from 32
 740           bits to 448 bits in length.  It's fast, simple and specifically
 741           designed for use on "large microprocessors".
 742
 743           See also:
 744           <http://www.schneier.com/blowfish.html>
 745
 746 config CRYPTO_BLOWFISH_COMMON
 747         tristate
 748         help
 749           Common parts of the Blowfish cipher algorithm shared by the
 750           generic c and the assembler implementations.
 751
 752           See also:
 753           <http://www.schneier.com/blowfish.html>
 754
 755 config CRYPTO_BLOWFISH_X86_64
 756         tristate "Blowfish cipher algorithm (x86_64)"
 757         depends on X86 && 64BIT
 758         select CRYPTO_ALGAPI
 759         select CRYPTO_BLOWFISH_COMMON
 760         help
 761           Blowfish cipher algorithm (x86_64), by Bruce Schneier.
 762
 763           This is a variable key length cipher which can use keys from 32
 764           bits to 448 bits in length.  It's fast, simple and specifically
 765           designed for use on "large microprocessors".
 766
 767           See also:
 768           <http://www.schneier.com/blowfish.html>
 769
 770 config CRYPTO_CAMELLIA
 771         tristate "Camellia cipher algorithms"
 772         depends on CRYPTO
 773         select CRYPTO_ALGAPI
 774         help
 775           Camellia cipher algorithms module.
 776
 777           Camellia is a symmetric key block cipher developed jointly
 778           at NTT and Mitsubishi Electric Corporation.
 779
 780           The Camellia specifies three key sizes: 128, 192 and 256 bits.
 781
 782           See also:
 783           <https://info.isl.ntt.co.jp/crypt/eng/camellia/index_s.html>
 784
 785 config CRYPTO_CAMELLIA_X86_64
 786         tristate "Camellia cipher algorithm (x86_64)"
 787         depends on X86 && 64BIT
 788         depends on CRYPTO
 789         select CRYPTO_ALGAPI
 790         select CRYPTO_GLUE_HELPER_X86
 791         select CRYPTO_LRW
 792         select CRYPTO_XTS
 793         help
 794           Camellia cipher algorithm module (x86_64).
 795
 796           Camellia is a symmetric key block cipher developed jointly
 797           at NTT and Mitsubishi Electric Corporation.
 798
 799           The Camellia specifies three key sizes: 128, 192 and 256 bits.
 800
 801           See also:
 802           <https://info.isl.ntt.co.jp/crypt/eng/camellia/index_s.html>
 803
 804 config CRYPTO_CAMELLIA_AESNI_AVX_X86_64
 805         tristate "Camellia cipher algorithm (x86_64/AES-NI/AVX)"
 806         depends on X86 && 64BIT
 807         depends on CRYPTO
 808         select CRYPTO_ALGAPI
 809         select CRYPTO_CRYPTD
 810         select CRYPTO_ABLK_HELPER_X86
 811         select CRYPTO_GLUE_HELPER_X86
 812         select CRYPTO_CAMELLIA_X86_64
 813         select CRYPTO_LRW
 814         select CRYPTO_XTS
 815         help
 816           Camellia cipher algorithm module (x86_64/AES-NI/AVX).
 817
 818           Camellia is a symmetric key block cipher developed jointly
 819           at NTT and Mitsubishi Electric Corporation.
 820
 821           The Camellia specifies three key sizes: 128, 192 and 256 bits.
 822
 823           See also:
 824           <https://info.isl.ntt.co.jp/crypt/eng/camellia/index_s.html>
 825
 826 config CRYPTO_CAMELLIA_SPARC64
 827         tristate "Camellia cipher algorithm (SPARC64)"
 828         depends on SPARC64
 829         depends on CRYPTO
 830         select CRYPTO_ALGAPI
 831         help
 832           Camellia cipher algorithm module (SPARC64).
 833
 834           Camellia is a symmetric key block cipher developed jointly
 835           at NTT and Mitsubishi Electric Corporation.
 836
 837           The Camellia specifies three key sizes: 128, 192 and 256 bits.
 838
 839           See also:
 840           <https://info.isl.ntt.co.jp/crypt/eng/camellia/index_s.html>
 841
 842 config CRYPTO_CAST_COMMON
 843         tristate
 844         help
 845           Common parts of the CAST cipher algorithms shared by the
 846           generic c and the assembler implementations.
 847
 848 config CRYPTO_CAST5
 849         tristate "CAST5 (CAST-128) cipher algorithm"
 850         select CRYPTO_ALGAPI
 851         select CRYPTO_CAST_COMMON
 852         help
 853           The CAST5 encryption algorithm (synonymous with CAST-128) is
 854           described in RFC2144.
 855
 856 config CRYPTO_CAST5_AVX_X86_64
 857         tristate "CAST5 (CAST-128) cipher algorithm (x86_64/AVX)"
 858         depends on X86 && 64BIT
 859         select CRYPTO_ALGAPI
 860         select CRYPTO_CRYPTD
 861         select CRYPTO_ABLK_HELPER_X86
 862         select CRYPTO_CAST_COMMON
 863         select CRYPTO_CAST5
 864         help
 865           The CAST5 encryption algorithm (synonymous with CAST-128) is
 866           described in RFC2144.
 867
 868           This module provides the Cast5 cipher algorithm that processes
 869           sixteen blocks parallel using the AVX instruction set.
 870
 871 config CRYPTO_CAST6
 872         tristate "CAST6 (CAST-256) cipher algorithm"
 873         select CRYPTO_ALGAPI
 874         select CRYPTO_CAST_COMMON
 875         help
 876           The CAST6 encryption algorithm (synonymous with CAST-256) is
 877           described in RFC2612.
 878
 879 config CRYPTO_CAST6_AVX_X86_64
 880         tristate "CAST6 (CAST-256) cipher algorithm (x86_64/AVX)"
 881         depends on X86 && 64BIT
 882         select CRYPTO_ALGAPI
 883         select CRYPTO_CRYPTD
 884         select CRYPTO_ABLK_HELPER_X86
 885         select CRYPTO_GLUE_HELPER_X86
 886         select CRYPTO_CAST_COMMON
 887         select CRYPTO_CAST6
 888         select CRYPTO_LRW
 889         select CRYPTO_XTS
 890         help
 891           The CAST6 encryption algorithm (synonymous with CAST-256) is
 892           described in RFC2612.
 893
 894           This module provides the Cast6 cipher algorithm that processes
 895           eight blocks parallel using the AVX instruction set.
 896
 897 config CRYPTO_DES
 898         tristate "DES and Triple DES EDE cipher algorithms"
 899         select CRYPTO_ALGAPI
 900         help
 901           DES cipher algorithm (FIPS 46-2), and Triple DES EDE (FIPS 46-3).
 902
 903 config CRYPTO_DES_SPARC64
 904         tristate "DES and Triple DES EDE cipher algorithms (SPARC64)"
 905         depends on SPARC64
 906         select CRYPTO_ALGAPI
 907         select CRYPTO_DES
 908         help
 909           DES cipher algorithm (FIPS 46-2), and Triple DES EDE (FIPS 46-3),
 910           optimized using SPARC64 crypto opcodes.
 911
 912 config CRYPTO_FCRYPT
 913         tristate "FCrypt cipher algorithm"
 914         select CRYPTO_ALGAPI
 915         select CRYPTO_BLKCIPHER
 916         help
 917           FCrypt algorithm used by RxRPC.
 918
 919 config CRYPTO_KHAZAD
 920         tristate "Khazad cipher algorithm"
 921         select CRYPTO_ALGAPI
 922         help
 923           Khazad cipher algorithm.
 924
 925           Khazad was a finalist in the initial NESSIE competition.  It is
 926           an algorithm optimized for 64-bit processors with good performance
 927           on 32-bit processors.  Khazad uses an 128 bit key size.
 928
 929           See also:
 930           <http://www.larc.usp.br/~pbarreto/KhazadPage.html>
 931
 932 config CRYPTO_SALSA20
 933         tristate "Salsa20 stream cipher algorithm"
 934         select CRYPTO_BLKCIPHER
 935         help
 936           Salsa20 stream cipher algorithm.
 937
 938           Salsa20 is a stream cipher submitted to eSTREAM, the ECRYPT
 939           Stream Cipher Project. See <http://www.ecrypt.eu.org/stream/>
 940
 941           The Salsa20 stream cipher algorithm is designed by Daniel J.
 942           Bernstein <djb@cr.yp.to>. See <http://cr.yp.to/snuffle.html>
 943
 944 config CRYPTO_SALSA20_586
 945         tristate "Salsa20 stream cipher algorithm (i586)"
 946         depends on (X86 || UML_X86) && !64BIT
 947         select CRYPTO_BLKCIPHER
 948         help
 949           Salsa20 stream cipher algorithm.
 950
 951           Salsa20 is a stream cipher submitted to eSTREAM, the ECRYPT
 952           Stream Cipher Project. See <http://www.ecrypt.eu.org/stream/>
 953
 954           The Salsa20 stream cipher algorithm is designed by Daniel J.
 955           Bernstein <djb@cr.yp.to>. See <http://cr.yp.to/snuffle.html>
 956
 957 config CRYPTO_SALSA20_X86_64
 958         tristate "Salsa20 stream cipher algorithm (x86_64)"
 959         depends on (X86 || UML_X86) && 64BIT
 960         select CRYPTO_BLKCIPHER
 961         help
 962           Salsa20 stream cipher algorithm.
 963
 964           Salsa20 is a stream cipher submitted to eSTREAM, the ECRYPT
 965           Stream Cipher Project. See <http://www.ecrypt.eu.org/stream/>
 966
 967           The Salsa20 stream cipher algorithm is designed by Daniel J.
 968           Bernstein <djb@cr.yp.to>. See <http://cr.yp.to/snuffle.html>
 969
 970 config CRYPTO_SEED
 971         tristate "SEED cipher algorithm"
 972         select CRYPTO_ALGAPI
 973         help
 974           SEED cipher algorithm (RFC4269).
 975
 976           SEED is a 128-bit symmetric key block cipher that has been
 977           developed by KISA (Korea Information Security Agency) as a
 978           national standard encryption algorithm of the Republic of Korea.
 979           It is a 16 round block cipher with the key size of 128 bit.
 980
 981           See also:
 982           <http://www.kisa.or.kr/kisa/seed/jsp/seed_eng.jsp>
 983
 984 config CRYPTO_SERPENT
 985         tristate "Serpent cipher algorithm"
 986         select CRYPTO_ALGAPI
 987         help
 988           Serpent cipher algorithm, by Anderson, Biham & Knudsen.
 989
 990           Keys are allowed to be from 0 to 256 bits in length, in steps
 991           of 8 bits.  Also includes the 'Tnepres' algorithm, a reversed
 992           variant of Serpent for compatibility with old kerneli.org code.
 993
 994           See also:
 995           <http://www.cl.cam.ac.uk/~rja14/serpent.html>
 996
 997 config CRYPTO_SERPENT_SSE2_X86_64
 998         tristate "Serpent cipher algorithm (x86_64/SSE2)"
 999         depends on X86 && 64BIT
1000         select CRYPTO_ALGAPI
1001         select CRYPTO_CRYPTD
1002         select CRYPTO_ABLK_HELPER_X86
1003         select CRYPTO_GLUE_HELPER_X86
1004         select CRYPTO_SERPENT
1005         select CRYPTO_LRW
1006         select CRYPTO_XTS
1007         help
1008           Serpent cipher algorithm, by Anderson, Biham & Knudsen.
1009
1010           Keys are allowed to be from 0 to 256 bits in length, in steps
1011           of 8 bits.
1012
1013           This module provides Serpent cipher algorithm that processes eigth
1014           blocks parallel using SSE2 instruction set.
1015
1016           See also:
1017           <http://www.cl.cam.ac.uk/~rja14/serpent.html>
1018
1019 config CRYPTO_SERPENT_SSE2_586
1020         tristate "Serpent cipher algorithm (i586/SSE2)"
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_SERPENT
1027         select CRYPTO_LRW
1028         select CRYPTO_XTS
1029         help
1030           Serpent cipher algorithm, by Anderson, Biham & Knudsen.
1031
1032           Keys are allowed to be from 0 to 256 bits in length, in steps
1033           of 8 bits.
1034
1035           This module provides Serpent cipher algorithm that processes four
1036           blocks parallel using SSE2 instruction set.
1037
1038           See also:
1039           <http://www.cl.cam.ac.uk/~rja14/serpent.html>
1040
1041 config CRYPTO_SERPENT_AVX_X86_64
1042         tristate "Serpent cipher algorithm (x86_64/AVX)"
1043         depends on X86 && 64BIT
1044         select CRYPTO_ALGAPI
1045         select CRYPTO_CRYPTD
1046         select CRYPTO_ABLK_HELPER_X86
1047         select CRYPTO_GLUE_HELPER_X86
1048         select CRYPTO_SERPENT
1049         select CRYPTO_LRW
1050         select CRYPTO_XTS
1051         help
1052           Serpent cipher algorithm, by Anderson, Biham & Knudsen.
1053
1054           Keys are allowed to be from 0 to 256 bits in length, in steps
1055           of 8 bits.
1056
1057           This module provides the Serpent cipher algorithm that processes
1058           eight blocks parallel using the AVX instruction set.
1059
1060           See also:
1061           <http://www.cl.cam.ac.uk/~rja14/serpent.html>
1062
1063 config CRYPTO_TEA
1064         tristate "TEA, XTEA and XETA cipher algorithms"
1065         select CRYPTO_ALGAPI
1066         help
1067           TEA cipher algorithm.
1068
1069           Tiny Encryption Algorithm is a simple cipher that uses
1070           many rounds for security.  It is very fast and uses
1071           little memory.
1072
1073           Xtendend Tiny Encryption Algorithm is a modification to
1074           the TEA algorithm to address a potential key weakness
1075           in the TEA algorithm.
1076
1077           Xtendend Encryption Tiny Algorithm is a mis-implementation
1078           of the XTEA algorithm for compatibility purposes.
1079
1080 config CRYPTO_TWOFISH
1081         tristate "Twofish cipher algorithm"
1082         select CRYPTO_ALGAPI
1083         select CRYPTO_TWOFISH_COMMON
1084         help
1085           Twofish cipher algorithm.
1086
1087           Twofish was submitted as an AES (Advanced Encryption Standard)
1088           candidate cipher by researchers at CounterPane Systems.  It is a
1089           16 round block cipher supporting key sizes of 128, 192, and 256
1090           bits.
1091
1092           See also:
1093           <http://www.schneier.com/twofish.html>
1094
1095 config CRYPTO_TWOFISH_COMMON
1096         tristate
1097         help
1098           Common parts of the Twofish cipher algorithm shared by the
1099           generic c and the assembler implementations.
1100
1101 config CRYPTO_TWOFISH_586
1102         tristate "Twofish cipher algorithms (i586)"
1103         depends on (X86 || UML_X86) && !64BIT
1104         select CRYPTO_ALGAPI
1105         select CRYPTO_TWOFISH_COMMON
1106         help
1107           Twofish cipher algorithm.
1108
1109           Twofish was submitted as an AES (Advanced Encryption Standard)
1110           candidate cipher by researchers at CounterPane Systems.  It is a
1111           16 round block cipher supporting key sizes of 128, 192, and 256
1112           bits.
1113
1114           See also:
1115           <http://www.schneier.com/twofish.html>
1116
1117 config CRYPTO_TWOFISH_X86_64
1118         tristate "Twofish cipher algorithm (x86_64)"
1119         depends on (X86 || UML_X86) && 64BIT
1120         select CRYPTO_ALGAPI
1121         select CRYPTO_TWOFISH_COMMON
1122         help
1123           Twofish cipher algorithm (x86_64).
1124
1125           Twofish was submitted as an AES (Advanced Encryption Standard)
1126           candidate cipher by researchers at CounterPane Systems.  It is a
1127           16 round block cipher supporting key sizes of 128, 192, and 256
1128           bits.
1129
1130           See also:
1131           <http://www.schneier.com/twofish.html>
1132
1133 config CRYPTO_TWOFISH_X86_64_3WAY
1134         tristate "Twofish cipher algorithm (x86_64, 3-way parallel)"
1135         depends on X86 && 64BIT
1136         select CRYPTO_ALGAPI
1137         select CRYPTO_TWOFISH_COMMON
1138         select CRYPTO_TWOFISH_X86_64
1139         select CRYPTO_GLUE_HELPER_X86
1140         select CRYPTO_LRW
1141         select CRYPTO_XTS
1142         help
1143           Twofish cipher algorithm (x86_64, 3-way parallel).
1144
1145           Twofish was submitted as an AES (Advanced Encryption Standard)
1146           candidate cipher by researchers at CounterPane Systems.  It is a
1147           16 round block cipher supporting key sizes of 128, 192, and 256
1148           bits.
1149
1150           This module provides Twofish cipher algorithm that processes three
1151           blocks parallel, utilizing resources of out-of-order CPUs better.
1152
1153           See also:
1154           <http://www.schneier.com/twofish.html>
1155
1156 config CRYPTO_TWOFISH_AVX_X86_64
1157         tristate "Twofish cipher algorithm (x86_64/AVX)"
1158         depends on X86 && 64BIT
1159         select CRYPTO_ALGAPI
1160         select CRYPTO_CRYPTD
1161         select CRYPTO_ABLK_HELPER_X86
1162         select CRYPTO_GLUE_HELPER_X86
1163         select CRYPTO_TWOFISH_COMMON
1164         select CRYPTO_TWOFISH_X86_64
1165         select CRYPTO_TWOFISH_X86_64_3WAY
1166         select CRYPTO_LRW
1167         select CRYPTO_XTS
1168         help
1169           Twofish cipher algorithm (x86_64/AVX).
1170
1171           Twofish was submitted as an AES (Advanced Encryption Standard)
1172           candidate cipher by researchers at CounterPane Systems.  It is a
1173           16 round block cipher supporting key sizes of 128, 192, and 256
1174           bits.
1175
1176           This module provides the Twofish cipher algorithm that processes
1177           eight blocks parallel using the AVX Instruction Set.
1178
1179           See also:
1180           <http://www.schneier.com/twofish.html>
1181
1182 comment "Compression"
1183
1184 config CRYPTO_DEFLATE
1185         tristate "Deflate compression algorithm"
1186         select CRYPTO_ALGAPI
1187         select ZLIB_INFLATE
1188         select ZLIB_DEFLATE
1189         help
1190           This is the Deflate algorithm (RFC1951), specified for use in
1191           IPSec with the IPCOMP protocol (RFC3173, RFC2394).
1192
1193           You will most probably want this if using IPSec.
1194
1195 config CRYPTO_ZLIB
1196         tristate "Zlib compression algorithm"
1197         select CRYPTO_PCOMP
1198         select ZLIB_INFLATE
1199         select ZLIB_DEFLATE
1200         select NLATTR
1201         help
1202           This is the zlib algorithm.
1203
1204 config CRYPTO_LZO
1205         tristate "LZO compression algorithm"
1206         select CRYPTO_ALGAPI
1207         select LZO_COMPRESS
1208         select LZO_DECOMPRESS
1209         help
1210           This is the LZO algorithm.
1211
1212 config CRYPTO_842
1213         tristate "842 compression algorithm"
1214         depends on CRYPTO_DEV_NX_COMPRESS
1215         # 842 uses lzo if the hardware becomes unavailable
1216         select LZO_COMPRESS
1217         select LZO_DECOMPRESS
1218         help
1219           This is the 842 algorithm.
1220
1221 comment "Random Number Generation"
1222
1223 config CRYPTO_ANSI_CPRNG
1224         tristate "Pseudo Random Number Generation for Cryptographic modules"
1225         default m
1226         select CRYPTO_AES
1227         select CRYPTO_RNG
1228         help
1229           This option enables the generic pseudo random number generator
1230           for cryptographic modules.  Uses the Algorithm specified in
1231           ANSI X9.31 A.2.4. Note that this option must be enabled if
1232           CRYPTO_FIPS is selected
1233
1234 config CRYPTO_USER_API
1235         tristate
1236
1237 config CRYPTO_USER_API_HASH
1238         tristate "User-space interface for hash algorithms"
1239         depends on NET
1240         select CRYPTO_HASH
1241         select CRYPTO_USER_API
1242         help
1243           This option enables the user-spaces interface for hash
1244           algorithms.
1245
1246 config CRYPTO_USER_API_SKCIPHER
1247         tristate "User-space interface for symmetric key cipher algorithms"
1248         depends on NET
1249         select CRYPTO_BLKCIPHER
1250         select CRYPTO_USER_API
1251         help
1252           This option enables the user-spaces interface for symmetric
1253           key cipher algorithms.
1254
1255 source "drivers/crypto/Kconfig"
1256 source crypto/asymmetric_keys/Kconfig
1257
1258 endif   # if CRYPTO