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_X86_64
 328         bool
 329         depends on X86 && 64BIT
 330         select CRYPTO_HASH
 331         help
 332           In Intel processor with SSE4.2 supported, the processor will
 333           support CRC32C calculation using hardware accelerated CRC32
 334           instruction optimized with PCLMULQDQ instruction when available.
 335
 336 config CRYPTO_CRC32C_INTEL
 337         tristate "CRC32c INTEL hardware acceleration"
 338         depends on X86
 339         select CRYPTO_CRC32C_X86_64 if 64BIT
 340         select CRYPTO_HASH
 341         help
 342           In Intel processor with SSE4.2 supported, the processor will
 343           support CRC32C implementation using hardware accelerated CRC32
 344           instruction. This option will create 'crc32c-intel' module,
 345           which will enable any routine to use the CRC32 instruction to
 346           gain performance compared with software implementation.
 347           Module will be crc32c-intel.
 348
 349 config CRYPTO_CRC32C_SPARC64
 350         tristate "CRC32c CRC algorithm (SPARC64)"
 351         depends on SPARC64
 352         select CRYPTO_HASH
 353         select CRC32
 354         help
 355           CRC32c CRC algorithm implemented using sparc64 crypto instructions,
 356           when available.
 357
 358 config CRYPTO_GHASH
 359         tristate "GHASH digest algorithm"
 360         select CRYPTO_GF128MUL
 361         help
 362           GHASH is message digest algorithm for GCM (Galois/Counter Mode).
 363
 364 config CRYPTO_MD4
 365         tristate "MD4 digest algorithm"
 366         select CRYPTO_HASH
 367         help
 368           MD4 message digest algorithm (RFC1320).
 369
 370 config CRYPTO_MD5
 371         tristate "MD5 digest algorithm"
 372         select CRYPTO_HASH
 373         help
 374           MD5 message digest algorithm (RFC1321).
 375
 376 config CRYPTO_MD5_SPARC64
 377         tristate "MD5 digest algorithm (SPARC64)"
 378         depends on SPARC64
 379         select CRYPTO_MD5
 380         select CRYPTO_HASH
 381         help
 382           MD5 message digest algorithm (RFC1321) implemented
 383           using sparc64 crypto instructions, when available.
 384
 385 config CRYPTO_MICHAEL_MIC
 386         tristate "Michael MIC keyed digest algorithm"
 387         select CRYPTO_HASH
 388         help
 389           Michael MIC is used for message integrity protection in TKIP
 390           (IEEE 802.11i). This algorithm is required for TKIP, but it
 391           should not be used for other purposes because of the weakness
 392           of the algorithm.
 393
 394 config CRYPTO_RMD128
 395         tristate "RIPEMD-128 digest algorithm"
 396         select CRYPTO_HASH
 397         help
 398           RIPEMD-128 (ISO/IEC 10118-3:2004).
 399
 400           RIPEMD-128 is a 128-bit cryptographic hash function. It should only
 401           be used as a secure replacement for RIPEMD. For other use cases,
 402           RIPEMD-160 should be used.
 403
 404           Developed by Hans Dobbertin, Antoon Bosselaers and Bart Preneel.
 405           See <http://homes.esat.kuleuven.be/~bosselae/ripemd160.html>
 406
 407 config CRYPTO_RMD160
 408         tristate "RIPEMD-160 digest algorithm"
 409         select CRYPTO_HASH
 410         help
 411           RIPEMD-160 (ISO/IEC 10118-3:2004).
 412
 413           RIPEMD-160 is a 160-bit cryptographic hash function. It is intended
 414           to be used as a secure replacement for the 128-bit hash functions
 415           MD4, MD5 and it's predecessor RIPEMD
 416           (not to be confused with RIPEMD-128).
 417
 418           It's speed is comparable to SHA1 and there are no known attacks
 419           against RIPEMD-160.
 420
 421           Developed by Hans Dobbertin, Antoon Bosselaers and Bart Preneel.
 422           See <http://homes.esat.kuleuven.be/~bosselae/ripemd160.html>
 423
 424 config CRYPTO_RMD256
 425         tristate "RIPEMD-256 digest algorithm"
 426         select CRYPTO_HASH
 427         help
 428           RIPEMD-256 is an optional extension of RIPEMD-128 with a
 429           256 bit hash. It is intended for applications that require
 430           longer hash-results, without needing a larger security level
 431           (than RIPEMD-128).
 432
 433           Developed by Hans Dobbertin, Antoon Bosselaers and Bart Preneel.
 434           See <http://homes.esat.kuleuven.be/~bosselae/ripemd160.html>
 435
 436 config CRYPTO_RMD320
 437         tristate "RIPEMD-320 digest algorithm"
 438         select CRYPTO_HASH
 439         help
 440           RIPEMD-320 is an optional extension of RIPEMD-160 with a
 441           320 bit hash. It is intended for applications that require
 442           longer hash-results, without needing a larger security level
 443           (than RIPEMD-160).
 444
 445           Developed by Hans Dobbertin, Antoon Bosselaers and Bart Preneel.
 446           See <http://homes.esat.kuleuven.be/~bosselae/ripemd160.html>
 447
 448 config CRYPTO_SHA1
 449         tristate "SHA1 digest algorithm"
 450         select CRYPTO_HASH
 451         help
 452           SHA-1 secure hash standard (FIPS 180-1/DFIPS 180-2).
 453
 454 config CRYPTO_SHA1_SSSE3
 455         tristate "SHA1 digest algorithm (SSSE3/AVX)"
 456         depends on X86 && 64BIT
 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 Supplemental SSE3 (SSSE3) instructions or Advanced Vector
 462           Extensions (AVX), when available.
 463
 464 config CRYPTO_SHA1_SPARC64
 465         tristate "SHA1 digest algorithm (SPARC64)"
 466         depends on SPARC64
 467         select CRYPTO_SHA1
 468         select CRYPTO_HASH
 469         help
 470           SHA-1 secure hash standard (FIPS 180-1/DFIPS 180-2) implemented
 471           using sparc64 crypto instructions, when available.
 472
 473 config CRYPTO_SHA1_ARM
 474         tristate "SHA1 digest algorithm (ARM-asm)"
 475         depends on ARM
 476         select CRYPTO_SHA1
 477         select CRYPTO_HASH
 478         help
 479           SHA-1 secure hash standard (FIPS 180-1/DFIPS 180-2) implemented
 480           using optimized ARM assembler.
 481
 482 config CRYPTO_SHA256
 483         tristate "SHA224 and SHA256 digest algorithm"
 484         select CRYPTO_HASH
 485         help
 486           SHA256 secure hash standard (DFIPS 180-2).
 487
 488           This version of SHA implements a 256 bit hash with 128 bits of
 489           security against collision attacks.
 490
 491           This code also includes SHA-224, a 224 bit hash with 112 bits
 492           of security against collision attacks.
 493
 494 config CRYPTO_SHA256_SPARC64
 495         tristate "SHA224 and SHA256 digest algorithm (SPARC64)"
 496         depends on SPARC64
 497         select CRYPTO_SHA256
 498         select CRYPTO_HASH
 499         help
 500           SHA-256 secure hash standard (DFIPS 180-2) implemented
 501           using sparc64 crypto instructions, when available.
 502
 503 config CRYPTO_SHA512
 504         tristate "SHA384 and SHA512 digest algorithms"
 505         select CRYPTO_HASH
 506         help
 507           SHA512 secure hash standard (DFIPS 180-2).
 508
 509           This version of SHA implements a 512 bit hash with 256 bits of
 510           security against collision attacks.
 511
 512           This code also includes SHA-384, a 384 bit hash with 192 bits
 513           of security against collision attacks.
 514
 515 config CRYPTO_SHA512_SPARC64
 516         tristate "SHA384 and SHA512 digest algorithm (SPARC64)"
 517         depends on SPARC64
 518         select CRYPTO_SHA512
 519         select CRYPTO_HASH
 520         help
 521           SHA-512 secure hash standard (DFIPS 180-2) implemented
 522           using sparc64 crypto instructions, when available.
 523
 524 config CRYPTO_TGR192
 525         tristate "Tiger digest algorithms"
 526         select CRYPTO_HASH
 527         help
 528           Tiger hash algorithm 192, 160 and 128-bit hashes
 529
 530           Tiger is a hash function optimized for 64-bit processors while
 531           still having decent performance on 32-bit processors.
 532           Tiger was developed by Ross Anderson and Eli Biham.
 533
 534           See also:
 535           <http://www.cs.technion.ac.il/~biham/Reports/Tiger/>.
 536
 537 config CRYPTO_WP512
 538         tristate "Whirlpool digest algorithms"
 539         select CRYPTO_HASH
 540         help
 541           Whirlpool hash algorithm 512, 384 and 256-bit hashes
 542
 543           Whirlpool-512 is part of the NESSIE cryptographic primitives.
 544           Whirlpool will be part of the ISO/IEC 10118-3:2003(E) standard
 545
 546           See also:
 547           <http://www.larc.usp.br/~pbarreto/WhirlpoolPage.html>
 548
 549 config CRYPTO_GHASH_CLMUL_NI_INTEL
 550         tristate "GHASH digest algorithm (CLMUL-NI accelerated)"
 551         depends on X86 && 64BIT
 552         select CRYPTO_CRYPTD
 553         help
 554           GHASH is message digest algorithm for GCM (Galois/Counter Mode).
 555           The implementation is accelerated by CLMUL-NI of Intel.
 556
 557 comment "Ciphers"
 558
 559 config CRYPTO_AES
 560         tristate "AES cipher algorithms"
 561         select CRYPTO_ALGAPI
 562         help
 563           AES cipher algorithms (FIPS-197). AES uses the Rijndael
 564           algorithm.
 565
 566           Rijndael appears to be consistently a very good performer in
 567           both hardware and software across a wide range of computing
 568           environments regardless of its use in feedback or non-feedback
 569           modes. Its key setup time is excellent, and its key agility is
 570           good. Rijndael's very low memory requirements make it very well
 571           suited for restricted-space environments, in which it also
 572           demonstrates excellent performance. Rijndael's operations are
 573           among the easiest to defend against power and timing attacks.
 574
 575           The AES specifies three key sizes: 128, 192 and 256 bits
 576
 577           See <http://csrc.nist.gov/CryptoToolkit/aes/> for more information.
 578
 579 config CRYPTO_AES_586
 580         tristate "AES cipher algorithms (i586)"
 581         depends on (X86 || UML_X86) && !64BIT
 582         select CRYPTO_ALGAPI
 583         select CRYPTO_AES
 584         help
 585           AES cipher algorithms (FIPS-197). AES uses the Rijndael
 586           algorithm.
 587
 588           Rijndael appears to be consistently a very good performer in
 589           both hardware and software across a wide range of computing
 590           environments regardless of its use in feedback or non-feedback
 591           modes. Its key setup time is excellent, and its key agility is
 592           good. Rijndael's very low memory requirements make it very well
 593           suited for restricted-space environments, in which it also
 594           demonstrates excellent performance. Rijndael's operations are
 595           among the easiest to defend against power and timing attacks.
 596
 597           The AES specifies three key sizes: 128, 192 and 256 bits
 598
 599           See <http://csrc.nist.gov/encryption/aes/> for more information.
 600
 601 config CRYPTO_AES_X86_64
 602         tristate "AES cipher algorithms (x86_64)"
 603         depends on (X86 || UML_X86) && 64BIT
 604         select CRYPTO_ALGAPI
 605         select CRYPTO_AES
 606         help
 607           AES cipher algorithms (FIPS-197). AES uses the Rijndael
 608           algorithm.
 609
 610           Rijndael appears to be consistently a very good performer in
 611           both hardware and software across a wide range of computing
 612           environments regardless of its use in feedback or non-feedback
 613           modes. Its key setup time is excellent, and its key agility is
 614           good. Rijndael's very low memory requirements make it very well
 615           suited for restricted-space environments, in which it also
 616           demonstrates excellent performance. Rijndael's operations are
 617           among the easiest to defend against power and timing attacks.
 618
 619           The AES specifies three key sizes: 128, 192 and 256 bits
 620
 621           See <http://csrc.nist.gov/encryption/aes/> for more information.
 622
 623 config CRYPTO_AES_NI_INTEL
 624         tristate "AES cipher algorithms (AES-NI)"
 625         depends on X86
 626         select CRYPTO_AES_X86_64 if 64BIT
 627         select CRYPTO_AES_586 if !64BIT
 628         select CRYPTO_CRYPTD
 629         select CRYPTO_ABLK_HELPER_X86
 630         select CRYPTO_ALGAPI
 631         select CRYPTO_LRW
 632         select CRYPTO_XTS
 633         help
 634           Use Intel AES-NI instructions for AES algorithm.
 635
 636           AES cipher algorithms (FIPS-197). AES uses the Rijndael
 637           algorithm.
 638
 639           Rijndael appears to be consistently a very good performer in
 640           both hardware and software across a wide range of computing
 641           environments regardless of its use in feedback or non-feedback
 642           modes. Its key setup time is excellent, and its key agility is
 643           good. Rijndael's very low memory requirements make it very well
 644           suited for restricted-space environments, in which it also
 645           demonstrates excellent performance. Rijndael's operations are
 646           among the easiest to defend against power and timing attacks.
 647
 648           The AES specifies three key sizes: 128, 192 and 256 bits
 649
 650           See <http://csrc.nist.gov/encryption/aes/> for more information.
 651
 652           In addition to AES cipher algorithm support, the acceleration
 653           for some popular block cipher mode is supported too, including
 654           ECB, CBC, LRW, PCBC, XTS. The 64 bit version has additional
 655           acceleration for CTR.
 656
 657 config CRYPTO_AES_SPARC64
 658         tristate "AES cipher algorithms (SPARC64)"
 659         depends on SPARC64
 660         select CRYPTO_CRYPTD
 661         select CRYPTO_ALGAPI
 662         help
 663           Use SPARC64 crypto opcodes for AES algorithm.
 664
 665           AES cipher algorithms (FIPS-197). AES uses the Rijndael
 666           algorithm.
 667
 668           Rijndael appears to be consistently a very good performer in
 669           both hardware and software across a wide range of computing
 670           environments regardless of its use in feedback or non-feedback
 671           modes. Its key setup time is excellent, and its key agility is
 672           good. Rijndael's very low memory requirements make it very well
 673           suited for restricted-space environments, in which it also
 674           demonstrates excellent performance. Rijndael's operations are
 675           among the easiest to defend against power and timing attacks.
 676
 677           The AES specifies three key sizes: 128, 192 and 256 bits
 678
 679           See <http://csrc.nist.gov/encryption/aes/> for more information.
 680
 681           In addition to AES cipher algorithm support, the acceleration
 682           for some popular block cipher mode is supported too, including
 683           ECB and CBC.
 684
 685 config CRYPTO_AES_ARM
 686         tristate "AES cipher algorithms (ARM-asm)"
 687         depends on ARM
 688         select CRYPTO_ALGAPI
 689         select CRYPTO_AES
 690         help
 691           Use optimized AES assembler routines for ARM platforms.
 692
 693           AES cipher algorithms (FIPS-197). AES uses the Rijndael
 694           algorithm.
 695
 696           Rijndael appears to be consistently a very good performer in
 697           both hardware and software across a wide range of computing
 698           environments regardless of its use in feedback or non-feedback
 699           modes. Its key setup time is excellent, and its key agility is
 700           good. Rijndael's very low memory requirements make it very well
 701           suited for restricted-space environments, in which it also
 702           demonstrates excellent performance. Rijndael's operations are
 703           among the easiest to defend against power and timing attacks.
 704
 705           The AES specifies three key sizes: 128, 192 and 256 bits
 706
 707           See <http://csrc.nist.gov/encryption/aes/> for more information.
 708
 709 config CRYPTO_ANUBIS
 710         tristate "Anubis cipher algorithm"
 711         select CRYPTO_ALGAPI
 712         help
 713           Anubis cipher algorithm.
 714
 715           Anubis is a variable key length cipher which can use keys from
 716           128 bits to 320 bits in length.  It was evaluated as a entrant
 717           in the NESSIE competition.
 718
 719           See also:
 720           <https://www.cosic.esat.kuleuven.be/nessie/reports/>
 721           <http://www.larc.usp.br/~pbarreto/AnubisPage.html>
 722
 723 config CRYPTO_ARC4
 724         tristate "ARC4 cipher algorithm"
 725         select CRYPTO_BLKCIPHER
 726         help
 727           ARC4 cipher algorithm.
 728
 729           ARC4 is a stream cipher using keys ranging from 8 bits to 2048
 730           bits in length.  This algorithm is required for driver-based
 731           WEP, but it should not be for other purposes because of the
 732           weakness of the algorithm.
 733
 734 config CRYPTO_BLOWFISH
 735         tristate "Blowfish cipher algorithm"
 736         select CRYPTO_ALGAPI
 737         select CRYPTO_BLOWFISH_COMMON
 738         help
 739           Blowfish cipher algorithm, by Bruce Schneier.
 740
 741           This is a variable key length cipher which can use keys from 32
 742           bits to 448 bits in length.  It's fast, simple and specifically
 743           designed for use on "large microprocessors".
 744
 745           See also:
 746           <http://www.schneier.com/blowfish.html>
 747
 748 config CRYPTO_BLOWFISH_COMMON
 749         tristate
 750         help
 751           Common parts of the Blowfish cipher algorithm shared by the
 752           generic c and the assembler implementations.
 753
 754           See also:
 755           <http://www.schneier.com/blowfish.html>
 756
 757 config CRYPTO_BLOWFISH_X86_64
 758         tristate "Blowfish cipher algorithm (x86_64)"
 759         depends on X86 && 64BIT
 760         select CRYPTO_ALGAPI
 761         select CRYPTO_BLOWFISH_COMMON
 762         help
 763           Blowfish cipher algorithm (x86_64), by Bruce Schneier.
 764
 765           This is a variable key length cipher which can use keys from 32
 766           bits to 448 bits in length.  It's fast, simple and specifically
 767           designed for use on "large microprocessors".
 768
 769           See also:
 770           <http://www.schneier.com/blowfish.html>
 771
 772 config CRYPTO_CAMELLIA
 773         tristate "Camellia cipher algorithms"
 774         depends on CRYPTO
 775         select CRYPTO_ALGAPI
 776         help
 777           Camellia cipher algorithms module.
 778
 779           Camellia is a symmetric key block cipher developed jointly
 780           at NTT and Mitsubishi Electric Corporation.
 781
 782           The Camellia specifies three key sizes: 128, 192 and 256 bits.
 783
 784           See also:
 785           <https://info.isl.ntt.co.jp/crypt/eng/camellia/index_s.html>
 786
 787 config CRYPTO_CAMELLIA_X86_64
 788         tristate "Camellia cipher algorithm (x86_64)"
 789         depends on X86 && 64BIT
 790         depends on CRYPTO
 791         select CRYPTO_ALGAPI
 792         select CRYPTO_GLUE_HELPER_X86
 793         select CRYPTO_LRW
 794         select CRYPTO_XTS
 795         help
 796           Camellia cipher algorithm module (x86_64).
 797
 798           Camellia is a symmetric key block cipher developed jointly
 799           at NTT and Mitsubishi Electric Corporation.
 800
 801           The Camellia specifies three key sizes: 128, 192 and 256 bits.
 802
 803           See also:
 804           <https://info.isl.ntt.co.jp/crypt/eng/camellia/index_s.html>
 805
 806 config CRYPTO_CAMELLIA_AESNI_AVX_X86_64
 807         tristate "Camellia cipher algorithm (x86_64/AES-NI/AVX)"
 808         depends on X86 && 64BIT
 809         depends on CRYPTO
 810         select CRYPTO_ALGAPI
 811         select CRYPTO_CRYPTD
 812         select CRYPTO_ABLK_HELPER_X86
 813         select CRYPTO_GLUE_HELPER_X86
 814         select CRYPTO_CAMELLIA_X86_64
 815         select CRYPTO_LRW
 816         select CRYPTO_XTS
 817         help
 818           Camellia cipher algorithm module (x86_64/AES-NI/AVX).
 819
 820           Camellia is a symmetric key block cipher developed jointly
 821           at NTT and Mitsubishi Electric Corporation.
 822
 823           The Camellia specifies three key sizes: 128, 192 and 256 bits.
 824
 825           See also:
 826           <https://info.isl.ntt.co.jp/crypt/eng/camellia/index_s.html>
 827
 828 config CRYPTO_CAMELLIA_SPARC64
 829         tristate "Camellia cipher algorithm (SPARC64)"
 830         depends on SPARC64
 831         depends on CRYPTO
 832         select CRYPTO_ALGAPI
 833         help
 834           Camellia cipher algorithm module (SPARC64).
 835
 836           Camellia is a symmetric key block cipher developed jointly
 837           at NTT and Mitsubishi Electric Corporation.
 838
 839           The Camellia specifies three key sizes: 128, 192 and 256 bits.
 840
 841           See also:
 842           <https://info.isl.ntt.co.jp/crypt/eng/camellia/index_s.html>
 843
 844 config CRYPTO_CAST_COMMON
 845         tristate
 846         help
 847           Common parts of the CAST cipher algorithms shared by the
 848           generic c and the assembler implementations.
 849
 850 config CRYPTO_CAST5
 851         tristate "CAST5 (CAST-128) cipher algorithm"
 852         select CRYPTO_ALGAPI
 853         select CRYPTO_CAST_COMMON
 854         help
 855           The CAST5 encryption algorithm (synonymous with CAST-128) is
 856           described in RFC2144.
 857
 858 config CRYPTO_CAST5_AVX_X86_64
 859         tristate "CAST5 (CAST-128) cipher algorithm (x86_64/AVX)"
 860         depends on X86 && 64BIT
 861         select CRYPTO_ALGAPI
 862         select CRYPTO_CRYPTD
 863         select CRYPTO_ABLK_HELPER_X86
 864         select CRYPTO_CAST_COMMON
 865         select CRYPTO_CAST5
 866         help
 867           The CAST5 encryption algorithm (synonymous with CAST-128) is
 868           described in RFC2144.
 869
 870           This module provides the Cast5 cipher algorithm that processes
 871           sixteen blocks parallel using the AVX instruction set.
 872
 873 config CRYPTO_CAST6
 874         tristate "CAST6 (CAST-256) cipher algorithm"
 875         select CRYPTO_ALGAPI
 876         select CRYPTO_CAST_COMMON
 877         help
 878           The CAST6 encryption algorithm (synonymous with CAST-256) is
 879           described in RFC2612.
 880
 881 config CRYPTO_CAST6_AVX_X86_64
 882         tristate "CAST6 (CAST-256) cipher algorithm (x86_64/AVX)"
 883         depends on X86 && 64BIT
 884         select CRYPTO_ALGAPI
 885         select CRYPTO_CRYPTD
 886         select CRYPTO_ABLK_HELPER_X86
 887         select CRYPTO_GLUE_HELPER_X86
 888         select CRYPTO_CAST_COMMON
 889         select CRYPTO_CAST6
 890         select CRYPTO_LRW
 891         select CRYPTO_XTS
 892         help
 893           The CAST6 encryption algorithm (synonymous with CAST-256) is
 894           described in RFC2612.
 895
 896           This module provides the Cast6 cipher algorithm that processes
 897           eight blocks parallel using the AVX instruction set.
 898
 899 config CRYPTO_DES
 900         tristate "DES and Triple DES EDE cipher algorithms"
 901         select CRYPTO_ALGAPI
 902         help
 903           DES cipher algorithm (FIPS 46-2), and Triple DES EDE (FIPS 46-3).
 904
 905 config CRYPTO_DES_SPARC64
 906         tristate "DES and Triple DES EDE cipher algorithms (SPARC64)"
 907         depends on SPARC64
 908         select CRYPTO_ALGAPI
 909         select CRYPTO_DES
 910         help
 911           DES cipher algorithm (FIPS 46-2), and Triple DES EDE (FIPS 46-3),
 912           optimized using SPARC64 crypto opcodes.
 913
 914 config CRYPTO_FCRYPT
 915         tristate "FCrypt cipher algorithm"
 916         select CRYPTO_ALGAPI
 917         select CRYPTO_BLKCIPHER
 918         help
 919           FCrypt algorithm used by RxRPC.
 920
 921 config CRYPTO_KHAZAD
 922         tristate "Khazad cipher algorithm"
 923         select CRYPTO_ALGAPI
 924         help
 925           Khazad cipher algorithm.
 926
 927           Khazad was a finalist in the initial NESSIE competition.  It is
 928           an algorithm optimized for 64-bit processors with good performance
 929           on 32-bit processors.  Khazad uses an 128 bit key size.
 930
 931           See also:
 932           <http://www.larc.usp.br/~pbarreto/KhazadPage.html>
 933
 934 config CRYPTO_SALSA20
 935         tristate "Salsa20 stream cipher algorithm (EXPERIMENTAL)"
 936         depends on EXPERIMENTAL
 937         select CRYPTO_BLKCIPHER
 938         help
 939           Salsa20 stream cipher algorithm.
 940
 941           Salsa20 is a stream cipher submitted to eSTREAM, the ECRYPT
 942           Stream Cipher Project. See <http://www.ecrypt.eu.org/stream/>
 943
 944           The Salsa20 stream cipher algorithm is designed by Daniel J.
 945           Bernstein <djb@cr.yp.to>. See <http://cr.yp.to/snuffle.html>
 946
 947 config CRYPTO_SALSA20_586
 948         tristate "Salsa20 stream cipher algorithm (i586) (EXPERIMENTAL)"
 949         depends on (X86 || UML_X86) && !64BIT
 950         depends on EXPERIMENTAL
 951         select CRYPTO_BLKCIPHER
 952         help
 953           Salsa20 stream cipher algorithm.
 954
 955           Salsa20 is a stream cipher submitted to eSTREAM, the ECRYPT
 956           Stream Cipher Project. See <http://www.ecrypt.eu.org/stream/>
 957
 958           The Salsa20 stream cipher algorithm is designed by Daniel J.
 959           Bernstein <djb@cr.yp.to>. See <http://cr.yp.to/snuffle.html>
 960
 961 config CRYPTO_SALSA20_X86_64
 962         tristate "Salsa20 stream cipher algorithm (x86_64) (EXPERIMENTAL)"
 963         depends on (X86 || UML_X86) && 64BIT
 964         depends on EXPERIMENTAL
 965         select CRYPTO_BLKCIPHER
 966         help
 967           Salsa20 stream cipher algorithm.
 968
 969           Salsa20 is a stream cipher submitted to eSTREAM, the ECRYPT
 970           Stream Cipher Project. See <http://www.ecrypt.eu.org/stream/>
 971
 972           The Salsa20 stream cipher algorithm is designed by Daniel J.
 973           Bernstein <djb@cr.yp.to>. See <http://cr.yp.to/snuffle.html>
 974
 975 config CRYPTO_SEED
 976         tristate "SEED cipher algorithm"
 977         select CRYPTO_ALGAPI
 978         help
 979           SEED cipher algorithm (RFC4269).
 980
 981           SEED is a 128-bit symmetric key block cipher that has been
 982           developed by KISA (Korea Information Security Agency) as a
 983           national standard encryption algorithm of the Republic of Korea.
 984           It is a 16 round block cipher with the key size of 128 bit.
 985
 986           See also:
 987           <http://www.kisa.or.kr/kisa/seed/jsp/seed_eng.jsp>
 988
 989 config CRYPTO_SERPENT
 990         tristate "Serpent cipher algorithm"
 991         select CRYPTO_ALGAPI
 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.  Also includes the 'Tnepres' algorithm, a reversed
 997           variant of Serpent for compatibility with old kerneli.org code.
 998
 999           See also:
1000           <http://www.cl.cam.ac.uk/~rja14/serpent.html>
1001
1002 config CRYPTO_SERPENT_SSE2_X86_64
1003         tristate "Serpent cipher algorithm (x86_64/SSE2)"
1004         depends on X86 && 64BIT
1005         select CRYPTO_ALGAPI
1006         select CRYPTO_CRYPTD
1007         select CRYPTO_ABLK_HELPER_X86
1008         select CRYPTO_GLUE_HELPER_X86
1009         select CRYPTO_SERPENT
1010         select CRYPTO_LRW
1011         select CRYPTO_XTS
1012         help
1013           Serpent cipher algorithm, by Anderson, Biham & Knudsen.
1014
1015           Keys are allowed to be from 0 to 256 bits in length, in steps
1016           of 8 bits.
1017
1018           This module provides Serpent cipher algorithm that processes eigth
1019           blocks parallel using SSE2 instruction set.
1020
1021           See also:
1022           <http://www.cl.cam.ac.uk/~rja14/serpent.html>
1023
1024 config CRYPTO_SERPENT_SSE2_586
1025         tristate "Serpent cipher algorithm (i586/SSE2)"
1026         depends on X86 && !64BIT
1027         select CRYPTO_ALGAPI
1028         select CRYPTO_CRYPTD
1029         select CRYPTO_ABLK_HELPER_X86
1030         select CRYPTO_GLUE_HELPER_X86
1031         select CRYPTO_SERPENT
1032         select CRYPTO_LRW
1033         select CRYPTO_XTS
1034         help
1035           Serpent cipher algorithm, by Anderson, Biham & Knudsen.
1036
1037           Keys are allowed to be from 0 to 256 bits in length, in steps
1038           of 8 bits.
1039
1040           This module provides Serpent cipher algorithm that processes four
1041           blocks parallel using SSE2 instruction set.
1042
1043           See also:
1044           <http://www.cl.cam.ac.uk/~rja14/serpent.html>
1045
1046 config CRYPTO_SERPENT_AVX_X86_64
1047         tristate "Serpent cipher algorithm (x86_64/AVX)"
1048         depends on X86 && 64BIT
1049         select CRYPTO_ALGAPI
1050         select CRYPTO_CRYPTD
1051         select CRYPTO_ABLK_HELPER_X86
1052         select CRYPTO_GLUE_HELPER_X86
1053         select CRYPTO_SERPENT
1054         select CRYPTO_LRW
1055         select CRYPTO_XTS
1056         help
1057           Serpent cipher algorithm, by Anderson, Biham & Knudsen.
1058
1059           Keys are allowed to be from 0 to 256 bits in length, in steps
1060           of 8 bits.
1061
1062           This module provides the Serpent cipher algorithm that processes
1063           eight blocks parallel using the AVX instruction set.
1064
1065           See also:
1066           <http://www.cl.cam.ac.uk/~rja14/serpent.html>
1067
1068 config CRYPTO_TEA
1069         tristate "TEA, XTEA and XETA cipher algorithms"
1070         select CRYPTO_ALGAPI
1071         help
1072           TEA cipher algorithm.
1073
1074           Tiny Encryption Algorithm is a simple cipher that uses
1075           many rounds for security.  It is very fast and uses
1076           little memory.
1077
1078           Xtendend Tiny Encryption Algorithm is a modification to
1079           the TEA algorithm to address a potential key weakness
1080           in the TEA algorithm.
1081
1082           Xtendend Encryption Tiny Algorithm is a mis-implementation
1083           of the XTEA algorithm for compatibility purposes.
1084
1085 config CRYPTO_TWOFISH
1086         tristate "Twofish cipher algorithm"
1087         select CRYPTO_ALGAPI
1088         select CRYPTO_TWOFISH_COMMON
1089         help
1090           Twofish cipher algorithm.
1091
1092           Twofish was submitted as an AES (Advanced Encryption Standard)
1093           candidate cipher by researchers at CounterPane Systems.  It is a
1094           16 round block cipher supporting key sizes of 128, 192, and 256
1095           bits.
1096
1097           See also:
1098           <http://www.schneier.com/twofish.html>
1099
1100 config CRYPTO_TWOFISH_COMMON
1101         tristate
1102         help
1103           Common parts of the Twofish cipher algorithm shared by the
1104           generic c and the assembler implementations.
1105
1106 config CRYPTO_TWOFISH_586
1107         tristate "Twofish cipher algorithms (i586)"
1108         depends on (X86 || UML_X86) && !64BIT
1109         select CRYPTO_ALGAPI
1110         select CRYPTO_TWOFISH_COMMON
1111         help
1112           Twofish cipher algorithm.
1113
1114           Twofish was submitted as an AES (Advanced Encryption Standard)
1115           candidate cipher by researchers at CounterPane Systems.  It is a
1116           16 round block cipher supporting key sizes of 128, 192, and 256
1117           bits.
1118
1119           See also:
1120           <http://www.schneier.com/twofish.html>
1121
1122 config CRYPTO_TWOFISH_X86_64
1123         tristate "Twofish cipher algorithm (x86_64)"
1124         depends on (X86 || UML_X86) && 64BIT
1125         select CRYPTO_ALGAPI
1126         select CRYPTO_TWOFISH_COMMON
1127         help
1128           Twofish cipher algorithm (x86_64).
1129
1130           Twofish was submitted as an AES (Advanced Encryption Standard)
1131           candidate cipher by researchers at CounterPane Systems.  It is a
1132           16 round block cipher supporting key sizes of 128, 192, and 256
1133           bits.
1134
1135           See also:
1136           <http://www.schneier.com/twofish.html>
1137
1138 config CRYPTO_TWOFISH_X86_64_3WAY
1139         tristate "Twofish cipher algorithm (x86_64, 3-way parallel)"
1140         depends on X86 && 64BIT
1141         select CRYPTO_ALGAPI
1142         select CRYPTO_TWOFISH_COMMON
1143         select CRYPTO_TWOFISH_X86_64
1144         select CRYPTO_GLUE_HELPER_X86
1145         select CRYPTO_LRW
1146         select CRYPTO_XTS
1147         help
1148           Twofish cipher algorithm (x86_64, 3-way parallel).
1149
1150           Twofish was submitted as an AES (Advanced Encryption Standard)
1151           candidate cipher by researchers at CounterPane Systems.  It is a
1152           16 round block cipher supporting key sizes of 128, 192, and 256
1153           bits.
1154
1155           This module provides Twofish cipher algorithm that processes three
1156           blocks parallel, utilizing resources of out-of-order CPUs better.
1157
1158           See also:
1159           <http://www.schneier.com/twofish.html>
1160
1161 config CRYPTO_TWOFISH_AVX_X86_64
1162         tristate "Twofish cipher algorithm (x86_64/AVX)"
1163         depends on X86 && 64BIT
1164         select CRYPTO_ALGAPI
1165         select CRYPTO_CRYPTD
1166         select CRYPTO_ABLK_HELPER_X86
1167         select CRYPTO_GLUE_HELPER_X86
1168         select CRYPTO_TWOFISH_COMMON
1169         select CRYPTO_TWOFISH_X86_64
1170         select CRYPTO_TWOFISH_X86_64_3WAY
1171         select CRYPTO_LRW
1172         select CRYPTO_XTS
1173         help
1174           Twofish cipher algorithm (x86_64/AVX).
1175
1176           Twofish was submitted as an AES (Advanced Encryption Standard)
1177           candidate cipher by researchers at CounterPane Systems.  It is a
1178           16 round block cipher supporting key sizes of 128, 192, and 256
1179           bits.
1180
1181           This module provides the Twofish cipher algorithm that processes
1182           eight blocks parallel using the AVX Instruction Set.
1183
1184           See also:
1185           <http://www.schneier.com/twofish.html>
1186
1187 comment "Compression"
1188
1189 config CRYPTO_DEFLATE
1190         tristate "Deflate compression algorithm"
1191         select CRYPTO_ALGAPI
1192         select ZLIB_INFLATE
1193         select ZLIB_DEFLATE
1194         help
1195           This is the Deflate algorithm (RFC1951), specified for use in
1196           IPSec with the IPCOMP protocol (RFC3173, RFC2394).
1197
1198           You will most probably want this if using IPSec.
1199
1200 config CRYPTO_ZLIB
1201         tristate "Zlib compression algorithm"
1202         select CRYPTO_PCOMP
1203         select ZLIB_INFLATE
1204         select ZLIB_DEFLATE
1205         select NLATTR
1206         help
1207           This is the zlib algorithm.
1208
1209 config CRYPTO_LZO
1210         tristate "LZO compression algorithm"
1211         select CRYPTO_ALGAPI
1212         select LZO_COMPRESS
1213         select LZO_DECOMPRESS
1214         help
1215           This is the LZO algorithm.
1216
1217 config CRYPTO_842
1218         tristate "842 compression algorithm"
1219         depends on CRYPTO_DEV_NX_COMPRESS
1220         # 842 uses lzo if the hardware becomes unavailable
1221         select LZO_COMPRESS
1222         select LZO_DECOMPRESS
1223         help
1224           This is the 842 algorithm.
1225
1226 comment "Random Number Generation"
1227
1228 config CRYPTO_ANSI_CPRNG
1229         tristate "Pseudo Random Number Generation for Cryptographic modules"
1230         default m
1231         select CRYPTO_AES
1232         select CRYPTO_RNG
1233         help
1234           This option enables the generic pseudo random number generator
1235           for cryptographic modules.  Uses the Algorithm specified in
1236           ANSI X9.31 A.2.4. Note that this option must be enabled if
1237           CRYPTO_FIPS is selected
1238
1239 config CRYPTO_USER_API
1240         tristate
1241
1242 config CRYPTO_USER_API_HASH
1243         tristate "User-space interface for hash algorithms"
1244         depends on NET
1245         select CRYPTO_HASH
1246         select CRYPTO_USER_API
1247         help
1248           This option enables the user-spaces interface for hash
1249           algorithms.
1250
1251 config CRYPTO_USER_API_SKCIPHER
1252         tristate "User-space interface for symmetric key cipher algorithms"
1253         depends on NET
1254         select CRYPTO_BLKCIPHER
1255         select CRYPTO_USER_API
1256         help
1257           This option enables the user-spaces interface for symmetric
1258           key cipher algorithms.
1259
1260 source "drivers/crypto/Kconfig"
1261 source crypto/asymmetric_keys/Kconfig
1262
1263 endif   # if CRYPTO