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_DRBG) && !CRYPTO_MANAGER_DISABLE_TESTS
  27         depends on MODULE_SIG
  28         help
  29           This options enables the fips boot option which is
  30           required if you want to system to operate in a FIPS 200
  31           certification.  You should say no unless you know what
  32           this is.
  33
  34 config CRYPTO_ALGAPI
  35         tristate
  36         select CRYPTO_ALGAPI2
  37         help
  38           This option provides the API for cryptographic algorithms.
  39
  40 config CRYPTO_ALGAPI2
  41         tristate
  42
  43 config CRYPTO_AEAD
  44         tristate
  45         select CRYPTO_AEAD2
  46         select CRYPTO_ALGAPI
  47
  48 config CRYPTO_AEAD2
  49         tristate
  50         select CRYPTO_ALGAPI2
  51
  52 config CRYPTO_BLKCIPHER
  53         tristate
  54         select CRYPTO_BLKCIPHER2
  55         select CRYPTO_ALGAPI
  56
  57 config CRYPTO_BLKCIPHER2
  58         tristate
  59         select CRYPTO_ALGAPI2
  60         select CRYPTO_RNG2
  61         select CRYPTO_WORKQUEUE
  62
  63 config CRYPTO_HASH
  64         tristate
  65         select CRYPTO_HASH2
  66         select CRYPTO_ALGAPI
  67
  68 config CRYPTO_HASH2
  69         tristate
  70         select CRYPTO_ALGAPI2
  71
  72 config CRYPTO_RNG
  73         tristate
  74         select CRYPTO_RNG2
  75         select CRYPTO_ALGAPI
  76
  77 config CRYPTO_RNG2
  78         tristate
  79         select CRYPTO_ALGAPI2
  80
  81 config CRYPTO_PCOMP
  82         tristate
  83         select CRYPTO_PCOMP2
  84         select CRYPTO_ALGAPI
  85
  86 config CRYPTO_PCOMP2
  87         tristate
  88         select CRYPTO_ALGAPI2
  89
  90 config CRYPTO_MANAGER
  91         tristate "Cryptographic algorithm manager"
  92         select CRYPTO_MANAGER2
  93         help
  94           Create default cryptographic template instantiations such as
  95           cbc(aes).
  96
  97 config CRYPTO_MANAGER2
  98         def_tristate CRYPTO_MANAGER || (CRYPTO_MANAGER!=n && CRYPTO_ALGAPI=y)
  99         select CRYPTO_AEAD2
 100         select CRYPTO_HASH2
 101         select CRYPTO_BLKCIPHER2
 102         select CRYPTO_PCOMP2
 103
 104 config CRYPTO_USER
 105         tristate "Userspace cryptographic algorithm configuration"
 106         depends on NET
 107         select CRYPTO_MANAGER
 108         help
 109           Userspace configuration for cryptographic instantiations such as
 110           cbc(aes).
 111
 112 config CRYPTO_MANAGER_DISABLE_TESTS
 113         bool "Disable run-time self tests"
 114         default y
 115         depends on CRYPTO_MANAGER2
 116         help
 117           Disable run-time self tests that normally take place at
 118           algorithm registration.
 119
 120 config CRYPTO_GF128MUL
 121         tristate "GF(2^128) multiplication functions"
 122         help
 123           Efficient table driven implementation of multiplications in the
 124           field GF(2^128).  This is needed by some cypher modes. This
 125           option will be selected automatically if you select such a
 126           cipher mode.  Only select this option by hand if you expect to load
 127           an external module that requires these functions.
 128
 129 config CRYPTO_NULL
 130         tristate "Null algorithms"
 131         select CRYPTO_ALGAPI
 132         select CRYPTO_BLKCIPHER
 133         select CRYPTO_HASH
 134         help
 135           These are 'Null' algorithms, used by IPsec, which do nothing.
 136
 137 config CRYPTO_PCRYPT
 138         tristate "Parallel crypto engine"
 139         depends on SMP
 140         select PADATA
 141         select CRYPTO_MANAGER
 142         select CRYPTO_AEAD
 143         help
 144           This converts an arbitrary crypto algorithm into a parallel
 145           algorithm that executes in kernel threads.
 146
 147 config CRYPTO_WORKQUEUE
 148        tristate
 149
 150 config CRYPTO_CRYPTD
 151         tristate "Software async crypto daemon"
 152         select CRYPTO_BLKCIPHER
 153         select CRYPTO_HASH
 154         select CRYPTO_MANAGER
 155         select CRYPTO_WORKQUEUE
 156         help
 157           This is a generic software asynchronous crypto daemon that
 158           converts an arbitrary synchronous software crypto algorithm
 159           into an asynchronous algorithm that executes in a kernel thread.
 160
 161 config CRYPTO_MCRYPTD
 162         tristate "Software async multi-buffer crypto daemon"
 163         select CRYPTO_BLKCIPHER
 164         select CRYPTO_HASH
 165         select CRYPTO_MANAGER
 166         select CRYPTO_WORKQUEUE
 167         help
 168           This is a generic software asynchronous crypto daemon that
 169           provides the kernel thread to assist multi-buffer crypto
 170           algorithms for submitting jobs and flushing jobs in multi-buffer
 171           crypto algorithms.  Multi-buffer crypto algorithms are executed
 172           in the context of this kernel thread and drivers can post
 173           their crypto request asynchronously to be processed by this daemon.
 174
 175 config CRYPTO_AUTHENC
 176         tristate "Authenc support"
 177         select CRYPTO_AEAD
 178         select CRYPTO_BLKCIPHER
 179         select CRYPTO_MANAGER
 180         select CRYPTO_HASH
 181         help
 182           Authenc: Combined mode wrapper for IPsec.
 183           This is required for IPSec.
 184
 185 config CRYPTO_TEST
 186         tristate "Testing module"
 187         depends on m
 188         select CRYPTO_MANAGER
 189         help
 190           Quick & dirty crypto test module.
 191
 192 config CRYPTO_ABLK_HELPER
 193         tristate
 194         select CRYPTO_CRYPTD
 195
 196 config CRYPTO_GLUE_HELPER_X86
 197         tristate
 198         depends on X86
 199         select CRYPTO_ALGAPI
 200
 201 comment "Authenticated Encryption with Associated Data"
 202
 203 config CRYPTO_CCM
 204         tristate "CCM support"
 205         select CRYPTO_CTR
 206         select CRYPTO_AEAD
 207         help
 208           Support for Counter with CBC MAC. Required for IPsec.
 209
 210 config CRYPTO_GCM
 211         tristate "GCM/GMAC support"
 212         select CRYPTO_CTR
 213         select CRYPTO_AEAD
 214         select CRYPTO_GHASH
 215         select CRYPTO_NULL
 216         help
 217           Support for Galois/Counter Mode (GCM) and Galois Message
 218           Authentication Code (GMAC). Required for IPSec.
 219
 220 config CRYPTO_SEQIV
 221         tristate "Sequence Number IV Generator"
 222         select CRYPTO_AEAD
 223         select CRYPTO_BLKCIPHER
 224         select CRYPTO_RNG
 225         help
 226           This IV generator generates an IV based on a sequence number by
 227           xoring it with a salt.  This algorithm is mainly useful for CTR
 228
 229 comment "Block modes"
 230
 231 config CRYPTO_CBC
 232         tristate "CBC support"
 233         select CRYPTO_BLKCIPHER
 234         select CRYPTO_MANAGER
 235         help
 236           CBC: Cipher Block Chaining mode
 237           This block cipher algorithm is required for IPSec.
 238
 239 config CRYPTO_CTR
 240         tristate "CTR support"
 241         select CRYPTO_BLKCIPHER
 242         select CRYPTO_SEQIV
 243         select CRYPTO_MANAGER
 244         help
 245           CTR: Counter mode
 246           This block cipher algorithm is required for IPSec.
 247
 248 config CRYPTO_CTS
 249         tristate "CTS support"
 250         select CRYPTO_BLKCIPHER
 251         help
 252           CTS: Cipher Text Stealing
 253           This is the Cipher Text Stealing mode as described by
 254           Section 8 of rfc2040 and referenced by rfc3962.
 255           (rfc3962 includes errata information in its Appendix A)
 256           This mode is required for Kerberos gss mechanism support
 257           for AES encryption.
 258
 259 config CRYPTO_ECB
 260         tristate "ECB support"
 261         select CRYPTO_BLKCIPHER
 262         select CRYPTO_MANAGER
 263         help
 264           ECB: Electronic CodeBook mode
 265           This is the simplest block cipher algorithm.  It simply encrypts
 266           the input block by block.
 267
 268 config CRYPTO_LRW
 269         tristate "LRW support"
 270         select CRYPTO_BLKCIPHER
 271         select CRYPTO_MANAGER
 272         select CRYPTO_GF128MUL
 273         help
 274           LRW: Liskov Rivest Wagner, a tweakable, non malleable, non movable
 275           narrow block cipher mode for dm-crypt.  Use it with cipher
 276           specification string aes-lrw-benbi, the key must be 256, 320 or 384.
 277           The first 128, 192 or 256 bits in the key are used for AES and the
 278           rest is used to tie each cipher block to its logical position.
 279
 280 config CRYPTO_PCBC
 281         tristate "PCBC support"
 282         select CRYPTO_BLKCIPHER
 283         select CRYPTO_MANAGER
 284         help
 285           PCBC: Propagating Cipher Block Chaining mode
 286           This block cipher algorithm is required for RxRPC.
 287
 288 config CRYPTO_XTS
 289         tristate "XTS support"
 290         select CRYPTO_BLKCIPHER
 291         select CRYPTO_MANAGER
 292         select CRYPTO_GF128MUL
 293         help
 294           XTS: IEEE1619/D16 narrow block cipher use with aes-xts-plain,
 295           key size 256, 384 or 512 bits. This implementation currently
 296           can't handle a sectorsize which is not a multiple of 16 bytes.
 297
 298 comment "Hash modes"
 299
 300 config CRYPTO_CMAC
 301         tristate "CMAC support"
 302         select CRYPTO_HASH
 303         select CRYPTO_MANAGER
 304         help
 305           Cipher-based Message Authentication Code (CMAC) specified by
 306           The National Institute of Standards and Technology (NIST).
 307
 308           https://tools.ietf.org/html/rfc4493
 309           http://csrc.nist.gov/publications/nistpubs/800-38B/SP_800-38B.pdf
 310
 311 config CRYPTO_HMAC
 312         tristate "HMAC support"
 313         select CRYPTO_HASH
 314         select CRYPTO_MANAGER
 315         help
 316           HMAC: Keyed-Hashing for Message Authentication (RFC2104).
 317           This is required for IPSec.
 318
 319 config CRYPTO_XCBC
 320         tristate "XCBC support"
 321         select CRYPTO_HASH
 322         select CRYPTO_MANAGER
 323         help
 324           XCBC: Keyed-Hashing with encryption algorithm
 325                 http://www.ietf.org/rfc/rfc3566.txt
 326                 http://csrc.nist.gov/encryption/modes/proposedmodes/
 327                  xcbc-mac/xcbc-mac-spec.pdf
 328
 329 config CRYPTO_VMAC
 330         tristate "VMAC support"
 331         select CRYPTO_HASH
 332         select CRYPTO_MANAGER
 333         help
 334           VMAC is a message authentication algorithm designed for
 335           very high speed on 64-bit architectures.
 336
 337           See also:
 338           <http://fastcrypto.org/vmac>
 339
 340 comment "Digest"
 341
 342 config CRYPTO_CRC32C
 343         tristate "CRC32c CRC algorithm"
 344         select CRYPTO_HASH
 345         select CRC32
 346         help
 347           Castagnoli, et al Cyclic Redundancy-Check Algorithm.  Used
 348           by iSCSI for header and data digests and by others.
 349           See Castagnoli93.  Module will be crc32c.
 350
 351 config CRYPTO_CRC32C_INTEL
 352         tristate "CRC32c INTEL hardware acceleration"
 353         depends on X86
 354         select CRYPTO_HASH
 355         help
 356           In Intel processor with SSE4.2 supported, the processor will
 357           support CRC32C implementation using hardware accelerated CRC32
 358           instruction. This option will create 'crc32c-intel' module,
 359           which will enable any routine to use the CRC32 instruction to
 360           gain performance compared with software implementation.
 361           Module will be crc32c-intel.
 362
 363 config CRYPTO_CRC32C_SPARC64
 364         tristate "CRC32c CRC algorithm (SPARC64)"
 365         depends on SPARC64
 366         select CRYPTO_HASH
 367         select CRC32
 368         help
 369           CRC32c CRC algorithm implemented using sparc64 crypto instructions,
 370           when available.
 371
 372 config CRYPTO_CRC32
 373         tristate "CRC32 CRC algorithm"
 374         select CRYPTO_HASH
 375         select CRC32
 376         help
 377           CRC-32-IEEE 802.3 cyclic redundancy-check algorithm.
 378           Shash crypto api wrappers to crc32_le function.
 379
 380 config CRYPTO_CRC32_PCLMUL
 381         tristate "CRC32 PCLMULQDQ hardware acceleration"
 382         depends on X86
 383         select CRYPTO_HASH
 384         select CRC32
 385         help
 386           From Intel Westmere and AMD Bulldozer processor with SSE4.2
 387           and PCLMULQDQ supported, the processor will support
 388           CRC32 PCLMULQDQ implementation using hardware accelerated PCLMULQDQ
 389           instruction. This option will create 'crc32-plcmul' module,
 390           which will enable any routine to use the CRC-32-IEEE 802.3 checksum
 391           and gain better performance as compared with the table implementation.
 392
 393 config CRYPTO_CRCT10DIF
 394         tristate "CRCT10DIF algorithm"
 395         select CRYPTO_HASH
 396         help
 397           CRC T10 Data Integrity Field computation is being cast as
 398           a crypto transform.  This allows for faster crc t10 diff
 399           transforms to be used if they are available.
 400
 401 config CRYPTO_CRCT10DIF_PCLMUL
 402         tristate "CRCT10DIF PCLMULQDQ hardware acceleration"
 403         depends on X86 && 64BIT && CRC_T10DIF
 404         select CRYPTO_HASH
 405         help
 406           For x86_64 processors with SSE4.2 and PCLMULQDQ supported,
 407           CRC T10 DIF PCLMULQDQ computation can be hardware
 408           accelerated PCLMULQDQ instruction. This option will create
 409           'crct10dif-plcmul' module, which is faster when computing the
 410           crct10dif checksum as compared with the generic table implementation.
 411
 412 config CRYPTO_GHASH
 413         tristate "GHASH digest algorithm"
 414         select CRYPTO_GF128MUL
 415         help
 416           GHASH is message digest algorithm for GCM (Galois/Counter Mode).
 417
 418 config CRYPTO_MD4
 419         tristate "MD4 digest algorithm"
 420         select CRYPTO_HASH
 421         help
 422           MD4 message digest algorithm (RFC1320).
 423
 424 config CRYPTO_MD5
 425         tristate "MD5 digest algorithm"
 426         select CRYPTO_HASH
 427         help
 428           MD5 message digest algorithm (RFC1321).
 429
 430 config CRYPTO_MD5_OCTEON
 431         tristate "MD5 digest algorithm (OCTEON)"
 432         depends on CPU_CAVIUM_OCTEON
 433         select CRYPTO_MD5
 434         select CRYPTO_HASH
 435         help
 436           MD5 message digest algorithm (RFC1321) implemented
 437           using OCTEON crypto instructions, when available.
 438
 439 config CRYPTO_MD5_SPARC64
 440         tristate "MD5 digest algorithm (SPARC64)"
 441         depends on SPARC64
 442         select CRYPTO_MD5
 443         select CRYPTO_HASH
 444         help
 445           MD5 message digest algorithm (RFC1321) implemented
 446           using sparc64 crypto instructions, when available.
 447
 448 config CRYPTO_MICHAEL_MIC
 449         tristate "Michael MIC keyed digest algorithm"
 450         select CRYPTO_HASH
 451         help
 452           Michael MIC is used for message integrity protection in TKIP
 453           (IEEE 802.11i). This algorithm is required for TKIP, but it
 454           should not be used for other purposes because of the weakness
 455           of the algorithm.
 456
 457 config CRYPTO_RMD128
 458         tristate "RIPEMD-128 digest algorithm"
 459         select CRYPTO_HASH
 460         help
 461           RIPEMD-128 (ISO/IEC 10118-3:2004).
 462
 463           RIPEMD-128 is a 128-bit cryptographic hash function. It should only
 464           be used as a secure replacement for RIPEMD. For other use cases,
 465           RIPEMD-160 should be used.
 466
 467           Developed by Hans Dobbertin, Antoon Bosselaers and Bart Preneel.
 468           See <http://homes.esat.kuleuven.be/~bosselae/ripemd160.html>
 469
 470 config CRYPTO_RMD160
 471         tristate "RIPEMD-160 digest algorithm"
 472         select CRYPTO_HASH
 473         help
 474           RIPEMD-160 (ISO/IEC 10118-3:2004).
 475
 476           RIPEMD-160 is a 160-bit cryptographic hash function. It is intended
 477           to be used as a secure replacement for the 128-bit hash functions
 478           MD4, MD5 and it's predecessor RIPEMD
 479           (not to be confused with RIPEMD-128).
 480
 481           It's speed is comparable to SHA1 and there are no known attacks
 482           against RIPEMD-160.
 483
 484           Developed by Hans Dobbertin, Antoon Bosselaers and Bart Preneel.
 485           See <http://homes.esat.kuleuven.be/~bosselae/ripemd160.html>
 486
 487 config CRYPTO_RMD256
 488         tristate "RIPEMD-256 digest algorithm"
 489         select CRYPTO_HASH
 490         help
 491           RIPEMD-256 is an optional extension of RIPEMD-128 with a
 492           256 bit hash. It is intended for applications that require
 493           longer hash-results, without needing a larger security level
 494           (than RIPEMD-128).
 495
 496           Developed by Hans Dobbertin, Antoon Bosselaers and Bart Preneel.
 497           See <http://homes.esat.kuleuven.be/~bosselae/ripemd160.html>
 498
 499 config CRYPTO_RMD320
 500         tristate "RIPEMD-320 digest algorithm"
 501         select CRYPTO_HASH
 502         help
 503           RIPEMD-320 is an optional extension of RIPEMD-160 with a
 504           320 bit hash. It is intended for applications that require
 505           longer hash-results, without needing a larger security level
 506           (than RIPEMD-160).
 507
 508           Developed by Hans Dobbertin, Antoon Bosselaers and Bart Preneel.
 509           See <http://homes.esat.kuleuven.be/~bosselae/ripemd160.html>
 510
 511 config CRYPTO_SHA1
 512         tristate "SHA1 digest algorithm"
 513         select CRYPTO_HASH
 514         help
 515           SHA-1 secure hash standard (FIPS 180-1/DFIPS 180-2).
 516
 517 config CRYPTO_SHA1_SSSE3
 518         tristate "SHA1 digest algorithm (SSSE3/AVX/AVX2)"
 519         depends on X86 && 64BIT
 520         select CRYPTO_SHA1
 521         select CRYPTO_HASH
 522         help
 523           SHA-1 secure hash standard (FIPS 180-1/DFIPS 180-2) implemented
 524           using Supplemental SSE3 (SSSE3) instructions or Advanced Vector
 525           Extensions (AVX/AVX2), when available.
 526
 527 config CRYPTO_SHA256_SSSE3
 528         tristate "SHA256 digest algorithm (SSSE3/AVX/AVX2)"
 529         depends on X86 && 64BIT
 530         select CRYPTO_SHA256
 531         select CRYPTO_HASH
 532         help
 533           SHA-256 secure hash standard (DFIPS 180-2) implemented
 534           using Supplemental SSE3 (SSSE3) instructions, or Advanced Vector
 535           Extensions version 1 (AVX1), or Advanced Vector Extensions
 536           version 2 (AVX2) instructions, when available.
 537
 538 config CRYPTO_SHA512_SSSE3
 539         tristate "SHA512 digest algorithm (SSSE3/AVX/AVX2)"
 540         depends on X86 && 64BIT
 541         select CRYPTO_SHA512
 542         select CRYPTO_HASH
 543         help
 544           SHA-512 secure hash standard (DFIPS 180-2) implemented
 545           using Supplemental SSE3 (SSSE3) instructions, or Advanced Vector
 546           Extensions version 1 (AVX1), or Advanced Vector Extensions
 547           version 2 (AVX2) instructions, when available.
 548
 549 config CRYPTO_SHA1_SPARC64
 550         tristate "SHA1 digest algorithm (SPARC64)"
 551         depends on SPARC64
 552         select CRYPTO_SHA1
 553         select CRYPTO_HASH
 554         help
 555           SHA-1 secure hash standard (FIPS 180-1/DFIPS 180-2) implemented
 556           using sparc64 crypto instructions, when available.
 557
 558 config CRYPTO_SHA1_ARM
 559         tristate "SHA1 digest algorithm (ARM-asm)"
 560         depends on ARM
 561         select CRYPTO_SHA1
 562         select CRYPTO_HASH
 563         help
 564           SHA-1 secure hash standard (FIPS 180-1/DFIPS 180-2) implemented
 565           using optimized ARM assembler.
 566
 567 config CRYPTO_SHA1_ARM_NEON
 568         tristate "SHA1 digest algorithm (ARM NEON)"
 569         depends on ARM && KERNEL_MODE_NEON
 570         select CRYPTO_SHA1_ARM
 571         select CRYPTO_SHA1
 572         select CRYPTO_HASH
 573         help
 574           SHA-1 secure hash standard (FIPS 180-1/DFIPS 180-2) implemented
 575           using optimized ARM NEON assembly, when NEON instructions are
 576           available.
 577
 578 config CRYPTO_SHA1_PPC
 579         tristate "SHA1 digest algorithm (powerpc)"
 580         depends on PPC
 581         help
 582           This is the powerpc hardware accelerated implementation of the
 583           SHA-1 secure hash standard (FIPS 180-1/DFIPS 180-2).
 584
 585 config CRYPTO_SHA1_PPC_SPE
 586         tristate "SHA1 digest algorithm (PPC SPE)"
 587         depends on PPC && SPE
 588         help
 589           SHA-1 secure hash standard (DFIPS 180-4) implemented
 590           using powerpc SPE SIMD instruction set.
 591
 592 config CRYPTO_SHA1_MB
 593         tristate "SHA1 digest algorithm (x86_64 Multi-Buffer, Experimental)"
 594         depends on X86 && 64BIT
 595         select CRYPTO_SHA1
 596         select CRYPTO_HASH
 597         select CRYPTO_MCRYPTD
 598         help
 599           SHA-1 secure hash standard (FIPS 180-1/DFIPS 180-2) implemented
 600           using multi-buffer technique.  This algorithm computes on
 601           multiple data lanes concurrently with SIMD instructions for
 602           better throughput.  It should not be enabled by default but
 603           used when there is significant amount of work to keep the keep
 604           the data lanes filled to get performance benefit.  If the data
 605           lanes remain unfilled, a flush operation will be initiated to
 606           process the crypto jobs, adding a slight latency.
 607
 608 config CRYPTO_SHA256
 609         tristate "SHA224 and SHA256 digest algorithm"
 610         select CRYPTO_HASH
 611         help
 612           SHA256 secure hash standard (DFIPS 180-2).
 613
 614           This version of SHA implements a 256 bit hash with 128 bits of
 615           security against collision attacks.
 616
 617           This code also includes SHA-224, a 224 bit hash with 112 bits
 618           of security against collision attacks.
 619
 620 config CRYPTO_SHA256_PPC_SPE
 621         tristate "SHA224 and SHA256 digest algorithm (PPC SPE)"
 622         depends on PPC && SPE
 623         select CRYPTO_SHA256
 624         select CRYPTO_HASH
 625         help
 626           SHA224 and SHA256 secure hash standard (DFIPS 180-2)
 627           implemented using powerpc SPE SIMD instruction set.
 628
 629 config CRYPTO_SHA256_SPARC64
 630         tristate "SHA224 and SHA256 digest algorithm (SPARC64)"
 631         depends on SPARC64
 632         select CRYPTO_SHA256
 633         select CRYPTO_HASH
 634         help
 635           SHA-256 secure hash standard (DFIPS 180-2) implemented
 636           using sparc64 crypto instructions, when available.
 637
 638 config CRYPTO_SHA512
 639         tristate "SHA384 and SHA512 digest algorithms"
 640         select CRYPTO_HASH
 641         help
 642           SHA512 secure hash standard (DFIPS 180-2).
 643
 644           This version of SHA implements a 512 bit hash with 256 bits of
 645           security against collision attacks.
 646
 647           This code also includes SHA-384, a 384 bit hash with 192 bits
 648           of security against collision attacks.
 649
 650 config CRYPTO_SHA512_SPARC64
 651         tristate "SHA384 and SHA512 digest algorithm (SPARC64)"
 652         depends on SPARC64
 653         select CRYPTO_SHA512
 654         select CRYPTO_HASH
 655         help
 656           SHA-512 secure hash standard (DFIPS 180-2) implemented
 657           using sparc64 crypto instructions, when available.
 658
 659 config CRYPTO_SHA512_ARM_NEON
 660         tristate "SHA384 and SHA512 digest algorithm (ARM NEON)"
 661         depends on ARM && KERNEL_MODE_NEON
 662         select CRYPTO_SHA512
 663         select CRYPTO_HASH
 664         help
 665           SHA-512 secure hash standard (DFIPS 180-2) implemented
 666           using ARM NEON instructions, when available.
 667
 668           This version of SHA implements a 512 bit hash with 256 bits of
 669           security against collision attacks.
 670
 671           This code also includes SHA-384, a 384 bit hash with 192 bits
 672           of security against collision attacks.
 673
 674 config CRYPTO_TGR192
 675         tristate "Tiger digest algorithms"
 676         select CRYPTO_HASH
 677         help
 678           Tiger hash algorithm 192, 160 and 128-bit hashes
 679
 680           Tiger is a hash function optimized for 64-bit processors while
 681           still having decent performance on 32-bit processors.
 682           Tiger was developed by Ross Anderson and Eli Biham.
 683
 684           See also:
 685           <http://www.cs.technion.ac.il/~biham/Reports/Tiger/>.
 686
 687 config CRYPTO_WP512
 688         tristate "Whirlpool digest algorithms"
 689         select CRYPTO_HASH
 690         help
 691           Whirlpool hash algorithm 512, 384 and 256-bit hashes
 692
 693           Whirlpool-512 is part of the NESSIE cryptographic primitives.
 694           Whirlpool will be part of the ISO/IEC 10118-3:2003(E) standard
 695
 696           See also:
 697           <http://www.larc.usp.br/~pbarreto/WhirlpoolPage.html>
 698
 699 config CRYPTO_GHASH_CLMUL_NI_INTEL
 700         tristate "GHASH digest algorithm (CLMUL-NI accelerated)"
 701         depends on X86 && 64BIT
 702         select CRYPTO_CRYPTD
 703         help
 704           GHASH is message digest algorithm for GCM (Galois/Counter Mode).
 705           The implementation is accelerated by CLMUL-NI of Intel.
 706
 707 comment "Ciphers"
 708
 709 config CRYPTO_AES
 710         tristate "AES cipher algorithms"
 711         select CRYPTO_ALGAPI
 712         help
 713           AES cipher algorithms (FIPS-197). AES uses the Rijndael
 714           algorithm.
 715
 716           Rijndael appears to be consistently a very good performer in
 717           both hardware and software across a wide range of computing
 718           environments regardless of its use in feedback or non-feedback
 719           modes. Its key setup time is excellent, and its key agility is
 720           good. Rijndael's very low memory requirements make it very well
 721           suited for restricted-space environments, in which it also
 722           demonstrates excellent performance. Rijndael's operations are
 723           among the easiest to defend against power and timing attacks.
 724
 725           The AES specifies three key sizes: 128, 192 and 256 bits
 726
 727           See <http://csrc.nist.gov/CryptoToolkit/aes/> for more information.
 728
 729 config CRYPTO_AES_586
 730         tristate "AES cipher algorithms (i586)"
 731         depends on (X86 || UML_X86) && !64BIT
 732         select CRYPTO_ALGAPI
 733         select CRYPTO_AES
 734         help
 735           AES cipher algorithms (FIPS-197). AES uses the Rijndael
 736           algorithm.
 737
 738           Rijndael appears to be consistently a very good performer in
 739           both hardware and software across a wide range of computing
 740           environments regardless of its use in feedback or non-feedback
 741           modes. Its key setup time is excellent, and its key agility is
 742           good. Rijndael's very low memory requirements make it very well
 743           suited for restricted-space environments, in which it also
 744           demonstrates excellent performance. Rijndael's operations are
 745           among the easiest to defend against power and timing attacks.
 746
 747           The AES specifies three key sizes: 128, 192 and 256 bits
 748
 749           See <http://csrc.nist.gov/encryption/aes/> for more information.
 750
 751 config CRYPTO_AES_X86_64
 752         tristate "AES cipher algorithms (x86_64)"
 753         depends on (X86 || UML_X86) && 64BIT
 754         select CRYPTO_ALGAPI
 755         select CRYPTO_AES
 756         help
 757           AES cipher algorithms (FIPS-197). AES uses the Rijndael
 758           algorithm.
 759
 760           Rijndael appears to be consistently a very good performer in
 761           both hardware and software across a wide range of computing
 762           environments regardless of its use in feedback or non-feedback
 763           modes. Its key setup time is excellent, and its key agility is
 764           good. Rijndael's very low memory requirements make it very well
 765           suited for restricted-space environments, in which it also
 766           demonstrates excellent performance. Rijndael's operations are
 767           among the easiest to defend against power and timing attacks.
 768
 769           The AES specifies three key sizes: 128, 192 and 256 bits
 770
 771           See <http://csrc.nist.gov/encryption/aes/> for more information.
 772
 773 config CRYPTO_AES_NI_INTEL
 774         tristate "AES cipher algorithms (AES-NI)"
 775         depends on X86
 776         select CRYPTO_AES_X86_64 if 64BIT
 777         select CRYPTO_AES_586 if !64BIT
 778         select CRYPTO_CRYPTD
 779         select CRYPTO_ABLK_HELPER
 780         select CRYPTO_ALGAPI
 781         select CRYPTO_GLUE_HELPER_X86 if 64BIT
 782         select CRYPTO_LRW
 783         select CRYPTO_XTS
 784         help
 785           Use Intel AES-NI instructions for AES algorithm.
 786
 787           AES cipher algorithms (FIPS-197). AES uses the Rijndael
 788           algorithm.
 789
 790           Rijndael appears to be consistently a very good performer in
 791           both hardware and software across a wide range of computing
 792           environments regardless of its use in feedback or non-feedback
 793           modes. Its key setup time is excellent, and its key agility is
 794           good. Rijndael's very low memory requirements make it very well
 795           suited for restricted-space environments, in which it also
 796           demonstrates excellent performance. Rijndael's operations are
 797           among the easiest to defend against power and timing attacks.
 798
 799           The AES specifies three key sizes: 128, 192 and 256 bits
 800
 801           See <http://csrc.nist.gov/encryption/aes/> for more information.
 802
 803           In addition to AES cipher algorithm support, the acceleration
 804           for some popular block cipher mode is supported too, including
 805           ECB, CBC, LRW, PCBC, XTS. The 64 bit version has additional
 806           acceleration for CTR.
 807
 808 config CRYPTO_AES_SPARC64
 809         tristate "AES cipher algorithms (SPARC64)"
 810         depends on SPARC64
 811         select CRYPTO_CRYPTD
 812         select CRYPTO_ALGAPI
 813         help
 814           Use SPARC64 crypto opcodes for AES algorithm.
 815
 816           AES cipher algorithms (FIPS-197). AES uses the Rijndael
 817           algorithm.
 818
 819           Rijndael appears to be consistently a very good performer in
 820           both hardware and software across a wide range of computing
 821           environments regardless of its use in feedback or non-feedback
 822           modes. Its key setup time is excellent, and its key agility is
 823           good. Rijndael's very low memory requirements make it very well
 824           suited for restricted-space environments, in which it also
 825           demonstrates excellent performance. Rijndael's operations are
 826           among the easiest to defend against power and timing attacks.
 827
 828           The AES specifies three key sizes: 128, 192 and 256 bits
 829
 830           See <http://csrc.nist.gov/encryption/aes/> for more information.
 831
 832           In addition to AES cipher algorithm support, the acceleration
 833           for some popular block cipher mode is supported too, including
 834           ECB and CBC.
 835
 836 config CRYPTO_AES_ARM
 837         tristate "AES cipher algorithms (ARM-asm)"
 838         depends on ARM
 839         select CRYPTO_ALGAPI
 840         select CRYPTO_AES
 841         help
 842           Use optimized AES assembler routines for ARM platforms.
 843
 844           AES cipher algorithms (FIPS-197). AES uses the Rijndael
 845           algorithm.
 846
 847           Rijndael appears to be consistently a very good performer in
 848           both hardware and software across a wide range of computing
 849           environments regardless of its use in feedback or non-feedback
 850           modes. Its key setup time is excellent, and its key agility is
 851           good. Rijndael's very low memory requirements make it very well
 852           suited for restricted-space environments, in which it also
 853           demonstrates excellent performance. Rijndael's operations are
 854           among the easiest to defend against power and timing attacks.
 855
 856           The AES specifies three key sizes: 128, 192 and 256 bits
 857
 858           See <http://csrc.nist.gov/encryption/aes/> for more information.
 859
 860 config CRYPTO_AES_ARM_BS
 861         tristate "Bit sliced AES using NEON instructions"
 862         depends on ARM && KERNEL_MODE_NEON
 863         select CRYPTO_ALGAPI
 864         select CRYPTO_AES_ARM
 865         select CRYPTO_ABLK_HELPER
 866         help
 867           Use a faster and more secure NEON based implementation of AES in CBC,
 868           CTR and XTS modes
 869
 870           Bit sliced AES gives around 45% speedup on Cortex-A15 for CTR mode
 871           and for XTS mode encryption, CBC and XTS mode decryption speedup is
 872           around 25%. (CBC encryption speed is not affected by this driver.)
 873           This implementation does not rely on any lookup tables so it is
 874           believed to be invulnerable to cache timing attacks.
 875
 876 config CRYPTO_AES_PPC_SPE
 877         tristate "AES cipher algorithms (PPC SPE)"
 878         depends on PPC && SPE
 879         help
 880           AES cipher algorithms (FIPS-197). Additionally the acceleration
 881           for popular block cipher modes ECB, CBC, CTR and XTS is supported.
 882           This module should only be used for low power (router) devices
 883           without hardware AES acceleration (e.g. caam crypto). It reduces the
 884           size of the AES tables from 16KB to 8KB + 256 bytes and mitigates
 885           timining attacks. Nevertheless it might be not as secure as other
 886           architecture specific assembler implementations that work on 1KB
 887           tables or 256 bytes S-boxes.
 888
 889 config CRYPTO_ANUBIS
 890         tristate "Anubis cipher algorithm"
 891         select CRYPTO_ALGAPI
 892         help
 893           Anubis cipher algorithm.
 894
 895           Anubis is a variable key length cipher which can use keys from
 896           128 bits to 320 bits in length.  It was evaluated as a entrant
 897           in the NESSIE competition.
 898
 899           See also:
 900           <https://www.cosic.esat.kuleuven.be/nessie/reports/>
 901           <http://www.larc.usp.br/~pbarreto/AnubisPage.html>
 902
 903 config CRYPTO_ARC4
 904         tristate "ARC4 cipher algorithm"
 905         select CRYPTO_BLKCIPHER
 906         help
 907           ARC4 cipher algorithm.
 908
 909           ARC4 is a stream cipher using keys ranging from 8 bits to 2048
 910           bits in length.  This algorithm is required for driver-based
 911           WEP, but it should not be for other purposes because of the
 912           weakness of the algorithm.
 913
 914 config CRYPTO_BLOWFISH
 915         tristate "Blowfish cipher algorithm"
 916         select CRYPTO_ALGAPI
 917         select CRYPTO_BLOWFISH_COMMON
 918         help
 919           Blowfish cipher algorithm, by Bruce Schneier.
 920
 921           This is a variable key length cipher which can use keys from 32
 922           bits to 448 bits in length.  It's fast, simple and specifically
 923           designed for use on "large microprocessors".
 924
 925           See also:
 926           <http://www.schneier.com/blowfish.html>
 927
 928 config CRYPTO_BLOWFISH_COMMON
 929         tristate
 930         help
 931           Common parts of the Blowfish cipher algorithm shared by the
 932           generic c and the assembler implementations.
 933
 934           See also:
 935           <http://www.schneier.com/blowfish.html>
 936
 937 config CRYPTO_BLOWFISH_X86_64
 938         tristate "Blowfish cipher algorithm (x86_64)"
 939         depends on X86 && 64BIT
 940         select CRYPTO_ALGAPI
 941         select CRYPTO_BLOWFISH_COMMON
 942         help
 943           Blowfish cipher algorithm (x86_64), by Bruce Schneier.
 944
 945           This is a variable key length cipher which can use keys from 32
 946           bits to 448 bits in length.  It's fast, simple and specifically
 947           designed for use on "large microprocessors".
 948
 949           See also:
 950           <http://www.schneier.com/blowfish.html>
 951
 952 config CRYPTO_CAMELLIA
 953         tristate "Camellia cipher algorithms"
 954         depends on CRYPTO
 955         select CRYPTO_ALGAPI
 956         help
 957           Camellia cipher algorithms module.
 958
 959           Camellia is a symmetric key block cipher developed jointly
 960           at NTT and Mitsubishi Electric Corporation.
 961
 962           The Camellia specifies three key sizes: 128, 192 and 256 bits.
 963
 964           See also:
 965           <https://info.isl.ntt.co.jp/crypt/eng/camellia/index_s.html>
 966
 967 config CRYPTO_CAMELLIA_X86_64
 968         tristate "Camellia cipher algorithm (x86_64)"
 969         depends on X86 && 64BIT
 970         depends on CRYPTO
 971         select CRYPTO_ALGAPI
 972         select CRYPTO_GLUE_HELPER_X86
 973         select CRYPTO_LRW
 974         select CRYPTO_XTS
 975         help
 976           Camellia cipher algorithm module (x86_64).
 977
 978           Camellia is a symmetric key block cipher developed jointly
 979           at NTT and Mitsubishi Electric Corporation.
 980
 981           The Camellia specifies three key sizes: 128, 192 and 256 bits.
 982
 983           See also:
 984           <https://info.isl.ntt.co.jp/crypt/eng/camellia/index_s.html>
 985
 986 config CRYPTO_CAMELLIA_AESNI_AVX_X86_64
 987         tristate "Camellia cipher algorithm (x86_64/AES-NI/AVX)"
 988         depends on X86 && 64BIT
 989         depends on CRYPTO
 990         select CRYPTO_ALGAPI
 991         select CRYPTO_CRYPTD
 992         select CRYPTO_ABLK_HELPER
 993         select CRYPTO_GLUE_HELPER_X86
 994         select CRYPTO_CAMELLIA_X86_64
 995         select CRYPTO_LRW
 996         select CRYPTO_XTS
 997         help
 998           Camellia cipher algorithm module (x86_64/AES-NI/AVX).
 999
1000           Camellia is a symmetric key block cipher developed jointly
1001           at NTT and Mitsubishi Electric Corporation.
1002
1003           The Camellia specifies three key sizes: 128, 192 and 256 bits.
1004
1005           See also:
1006           <https://info.isl.ntt.co.jp/crypt/eng/camellia/index_s.html>
1007
1008 config CRYPTO_CAMELLIA_AESNI_AVX2_X86_64
1009         tristate "Camellia cipher algorithm (x86_64/AES-NI/AVX2)"
1010         depends on X86 && 64BIT
1011         depends on CRYPTO
1012         select CRYPTO_ALGAPI
1013         select CRYPTO_CRYPTD
1014         select CRYPTO_ABLK_HELPER
1015         select CRYPTO_GLUE_HELPER_X86
1016         select CRYPTO_CAMELLIA_X86_64
1017         select CRYPTO_CAMELLIA_AESNI_AVX_X86_64
1018         select CRYPTO_LRW
1019         select CRYPTO_XTS
1020         help
1021           Camellia cipher algorithm module (x86_64/AES-NI/AVX2).
1022
1023           Camellia is a symmetric key block cipher developed jointly
1024           at NTT and Mitsubishi Electric Corporation.
1025
1026           The Camellia specifies three key sizes: 128, 192 and 256 bits.
1027
1028           See also:
1029           <https://info.isl.ntt.co.jp/crypt/eng/camellia/index_s.html>
1030
1031 config CRYPTO_CAMELLIA_SPARC64
1032         tristate "Camellia cipher algorithm (SPARC64)"
1033         depends on SPARC64
1034         depends on CRYPTO
1035         select CRYPTO_ALGAPI
1036         help
1037           Camellia cipher algorithm module (SPARC64).
1038
1039           Camellia is a symmetric key block cipher developed jointly
1040           at NTT and Mitsubishi Electric Corporation.
1041
1042           The Camellia specifies three key sizes: 128, 192 and 256 bits.
1043
1044           See also:
1045           <https://info.isl.ntt.co.jp/crypt/eng/camellia/index_s.html>
1046
1047 config CRYPTO_CAST_COMMON
1048         tristate
1049         help
1050           Common parts of the CAST cipher algorithms shared by the
1051           generic c and the assembler implementations.
1052
1053 config CRYPTO_CAST5
1054         tristate "CAST5 (CAST-128) cipher algorithm"
1055         select CRYPTO_ALGAPI
1056         select CRYPTO_CAST_COMMON
1057         help
1058           The CAST5 encryption algorithm (synonymous with CAST-128) is
1059           described in RFC2144.
1060
1061 config CRYPTO_CAST5_AVX_X86_64
1062         tristate "CAST5 (CAST-128) cipher algorithm (x86_64/AVX)"
1063         depends on X86 && 64BIT
1064         select CRYPTO_ALGAPI
1065         select CRYPTO_CRYPTD
1066         select CRYPTO_ABLK_HELPER
1067         select CRYPTO_CAST_COMMON
1068         select CRYPTO_CAST5
1069         help
1070           The CAST5 encryption algorithm (synonymous with CAST-128) is
1071           described in RFC2144.
1072
1073           This module provides the Cast5 cipher algorithm that processes
1074           sixteen blocks parallel using the AVX instruction set.
1075
1076 config CRYPTO_CAST6
1077         tristate "CAST6 (CAST-256) cipher algorithm"
1078         select CRYPTO_ALGAPI
1079         select CRYPTO_CAST_COMMON
1080         help
1081           The CAST6 encryption algorithm (synonymous with CAST-256) is
1082           described in RFC2612.
1083
1084 config CRYPTO_CAST6_AVX_X86_64
1085         tristate "CAST6 (CAST-256) cipher algorithm (x86_64/AVX)"
1086         depends on X86 && 64BIT
1087         select CRYPTO_ALGAPI
1088         select CRYPTO_CRYPTD
1089         select CRYPTO_ABLK_HELPER
1090         select CRYPTO_GLUE_HELPER_X86
1091         select CRYPTO_CAST_COMMON
1092         select CRYPTO_CAST6
1093         select CRYPTO_LRW
1094         select CRYPTO_XTS
1095         help
1096           The CAST6 encryption algorithm (synonymous with CAST-256) is
1097           described in RFC2612.
1098
1099           This module provides the Cast6 cipher algorithm that processes
1100           eight blocks parallel using the AVX instruction set.
1101
1102 config CRYPTO_DES
1103         tristate "DES and Triple DES EDE cipher algorithms"
1104         select CRYPTO_ALGAPI
1105         help
1106           DES cipher algorithm (FIPS 46-2), and Triple DES EDE (FIPS 46-3).
1107
1108 config CRYPTO_DES_SPARC64
1109         tristate "DES and Triple DES EDE cipher algorithms (SPARC64)"
1110         depends on SPARC64
1111         select CRYPTO_ALGAPI
1112         select CRYPTO_DES
1113         help
1114           DES cipher algorithm (FIPS 46-2), and Triple DES EDE (FIPS 46-3),
1115           optimized using SPARC64 crypto opcodes.
1116
1117 config CRYPTO_DES3_EDE_X86_64
1118         tristate "Triple DES EDE cipher algorithm (x86-64)"
1119         depends on X86 && 64BIT
1120         select CRYPTO_ALGAPI
1121         select CRYPTO_DES
1122         help
1123           Triple DES EDE (FIPS 46-3) algorithm.
1124
1125           This module provides implementation of the Triple DES EDE cipher
1126           algorithm that is optimized for x86-64 processors. Two versions of
1127           algorithm are provided; regular processing one input block and
1128           one that processes three blocks parallel.
1129
1130 config CRYPTO_FCRYPT
1131         tristate "FCrypt cipher algorithm"
1132         select CRYPTO_ALGAPI
1133         select CRYPTO_BLKCIPHER
1134         help
1135           FCrypt algorithm used by RxRPC.
1136
1137 config CRYPTO_KHAZAD
1138         tristate "Khazad cipher algorithm"
1139         select CRYPTO_ALGAPI
1140         help
1141           Khazad cipher algorithm.
1142
1143           Khazad was a finalist in the initial NESSIE competition.  It is
1144           an algorithm optimized for 64-bit processors with good performance
1145           on 32-bit processors.  Khazad uses an 128 bit key size.
1146
1147           See also:
1148           <http://www.larc.usp.br/~pbarreto/KhazadPage.html>
1149
1150 config CRYPTO_SALSA20
1151         tristate "Salsa20 stream cipher algorithm"
1152         select CRYPTO_BLKCIPHER
1153         help
1154           Salsa20 stream cipher algorithm.
1155
1156           Salsa20 is a stream cipher submitted to eSTREAM, the ECRYPT
1157           Stream Cipher Project. See <http://www.ecrypt.eu.org/stream/>
1158
1159           The Salsa20 stream cipher algorithm is designed by Daniel J.
1160           Bernstein <djb@cr.yp.to>. See <http://cr.yp.to/snuffle.html>
1161
1162 config CRYPTO_SALSA20_586
1163         tristate "Salsa20 stream cipher algorithm (i586)"
1164         depends on (X86 || UML_X86) && !64BIT
1165         select CRYPTO_BLKCIPHER
1166         help
1167           Salsa20 stream cipher algorithm.
1168
1169           Salsa20 is a stream cipher submitted to eSTREAM, the ECRYPT
1170           Stream Cipher Project. See <http://www.ecrypt.eu.org/stream/>
1171
1172           The Salsa20 stream cipher algorithm is designed by Daniel J.
1173           Bernstein <djb@cr.yp.to>. See <http://cr.yp.to/snuffle.html>
1174
1175 config CRYPTO_SALSA20_X86_64
1176         tristate "Salsa20 stream cipher algorithm (x86_64)"
1177         depends on (X86 || UML_X86) && 64BIT
1178         select CRYPTO_BLKCIPHER
1179         help
1180           Salsa20 stream cipher algorithm.
1181
1182           Salsa20 is a stream cipher submitted to eSTREAM, the ECRYPT
1183           Stream Cipher Project. See <http://www.ecrypt.eu.org/stream/>
1184
1185           The Salsa20 stream cipher algorithm is designed by Daniel J.
1186           Bernstein <djb@cr.yp.to>. See <http://cr.yp.to/snuffle.html>
1187
1188 config CRYPTO_SEED
1189         tristate "SEED cipher algorithm"
1190         select CRYPTO_ALGAPI
1191         help
1192           SEED cipher algorithm (RFC4269).
1193
1194           SEED is a 128-bit symmetric key block cipher that has been
1195           developed by KISA (Korea Information Security Agency) as a
1196           national standard encryption algorithm of the Republic of Korea.
1197           It is a 16 round block cipher with the key size of 128 bit.
1198
1199           See also:
1200           <http://www.kisa.or.kr/kisa/seed/jsp/seed_eng.jsp>
1201
1202 config CRYPTO_SERPENT
1203         tristate "Serpent cipher algorithm"
1204         select CRYPTO_ALGAPI
1205         help
1206           Serpent cipher algorithm, by Anderson, Biham & Knudsen.
1207
1208           Keys are allowed to be from 0 to 256 bits in length, in steps
1209           of 8 bits.  Also includes the 'Tnepres' algorithm, a reversed
1210           variant of Serpent for compatibility with old kerneli.org code.
1211
1212           See also:
1213           <http://www.cl.cam.ac.uk/~rja14/serpent.html>
1214
1215 config CRYPTO_SERPENT_SSE2_X86_64
1216         tristate "Serpent cipher algorithm (x86_64/SSE2)"
1217         depends on X86 && 64BIT
1218         select CRYPTO_ALGAPI
1219         select CRYPTO_CRYPTD
1220         select CRYPTO_ABLK_HELPER
1221         select CRYPTO_GLUE_HELPER_X86
1222         select CRYPTO_SERPENT
1223         select CRYPTO_LRW
1224         select CRYPTO_XTS
1225         help
1226           Serpent cipher algorithm, by Anderson, Biham & Knudsen.
1227
1228           Keys are allowed to be from 0 to 256 bits in length, in steps
1229           of 8 bits.
1230
1231           This module provides Serpent cipher algorithm that processes eigth
1232           blocks parallel using SSE2 instruction set.
1233
1234           See also:
1235           <http://www.cl.cam.ac.uk/~rja14/serpent.html>
1236
1237 config CRYPTO_SERPENT_SSE2_586
1238         tristate "Serpent cipher algorithm (i586/SSE2)"
1239         depends on X86 && !64BIT
1240         select CRYPTO_ALGAPI
1241         select CRYPTO_CRYPTD
1242         select CRYPTO_ABLK_HELPER
1243         select CRYPTO_GLUE_HELPER_X86
1244         select CRYPTO_SERPENT
1245         select CRYPTO_LRW
1246         select CRYPTO_XTS
1247         help
1248           Serpent cipher algorithm, by Anderson, Biham & Knudsen.
1249
1250           Keys are allowed to be from 0 to 256 bits in length, in steps
1251           of 8 bits.
1252
1253           This module provides Serpent cipher algorithm that processes four
1254           blocks parallel using SSE2 instruction set.
1255
1256           See also:
1257           <http://www.cl.cam.ac.uk/~rja14/serpent.html>
1258
1259 config CRYPTO_SERPENT_AVX_X86_64
1260         tristate "Serpent cipher algorithm (x86_64/AVX)"
1261         depends on X86 && 64BIT
1262         select CRYPTO_ALGAPI
1263         select CRYPTO_CRYPTD
1264         select CRYPTO_ABLK_HELPER
1265         select CRYPTO_GLUE_HELPER_X86
1266         select CRYPTO_SERPENT
1267         select CRYPTO_LRW
1268         select CRYPTO_XTS
1269         help
1270           Serpent cipher algorithm, by Anderson, Biham & Knudsen.
1271
1272           Keys are allowed to be from 0 to 256 bits in length, in steps
1273           of 8 bits.
1274
1275           This module provides the Serpent cipher algorithm that processes
1276           eight blocks parallel using the AVX instruction set.
1277
1278           See also:
1279           <http://www.cl.cam.ac.uk/~rja14/serpent.html>
1280
1281 config CRYPTO_SERPENT_AVX2_X86_64
1282         tristate "Serpent cipher algorithm (x86_64/AVX2)"
1283         depends on X86 && 64BIT
1284         select CRYPTO_ALGAPI
1285         select CRYPTO_CRYPTD
1286         select CRYPTO_ABLK_HELPER
1287         select CRYPTO_GLUE_HELPER_X86
1288         select CRYPTO_SERPENT
1289         select CRYPTO_SERPENT_AVX_X86_64
1290         select CRYPTO_LRW
1291         select CRYPTO_XTS
1292         help
1293           Serpent cipher algorithm, by Anderson, Biham & Knudsen.
1294
1295           Keys are allowed to be from 0 to 256 bits in length, in steps
1296           of 8 bits.
1297
1298           This module provides Serpent cipher algorithm that processes 16
1299           blocks parallel using AVX2 instruction set.
1300
1301           See also:
1302           <http://www.cl.cam.ac.uk/~rja14/serpent.html>
1303
1304 config CRYPTO_TEA
1305         tristate "TEA, XTEA and XETA cipher algorithms"
1306         select CRYPTO_ALGAPI
1307         help
1308           TEA cipher algorithm.
1309
1310           Tiny Encryption Algorithm is a simple cipher that uses
1311           many rounds for security.  It is very fast and uses
1312           little memory.
1313
1314           Xtendend Tiny Encryption Algorithm is a modification to
1315           the TEA algorithm to address a potential key weakness
1316           in the TEA algorithm.
1317
1318           Xtendend Encryption Tiny Algorithm is a mis-implementation
1319           of the XTEA algorithm for compatibility purposes.
1320
1321 config CRYPTO_TWOFISH
1322         tristate "Twofish cipher algorithm"
1323         select CRYPTO_ALGAPI
1324         select CRYPTO_TWOFISH_COMMON
1325         help
1326           Twofish cipher algorithm.
1327
1328           Twofish was submitted as an AES (Advanced Encryption Standard)
1329           candidate cipher by researchers at CounterPane Systems.  It is a
1330           16 round block cipher supporting key sizes of 128, 192, and 256
1331           bits.
1332
1333           See also:
1334           <http://www.schneier.com/twofish.html>
1335
1336 config CRYPTO_TWOFISH_COMMON
1337         tristate
1338         help
1339           Common parts of the Twofish cipher algorithm shared by the
1340           generic c and the assembler implementations.
1341
1342 config CRYPTO_TWOFISH_586
1343         tristate "Twofish cipher algorithms (i586)"
1344         depends on (X86 || UML_X86) && !64BIT
1345         select CRYPTO_ALGAPI
1346         select CRYPTO_TWOFISH_COMMON
1347         help
1348           Twofish cipher algorithm.
1349
1350           Twofish was submitted as an AES (Advanced Encryption Standard)
1351           candidate cipher by researchers at CounterPane Systems.  It is a
1352           16 round block cipher supporting key sizes of 128, 192, and 256
1353           bits.
1354
1355           See also:
1356           <http://www.schneier.com/twofish.html>
1357
1358 config CRYPTO_TWOFISH_X86_64
1359         tristate "Twofish cipher algorithm (x86_64)"
1360         depends on (X86 || UML_X86) && 64BIT
1361         select CRYPTO_ALGAPI
1362         select CRYPTO_TWOFISH_COMMON
1363         help
1364           Twofish cipher algorithm (x86_64).
1365
1366           Twofish was submitted as an AES (Advanced Encryption Standard)
1367           candidate cipher by researchers at CounterPane Systems.  It is a
1368           16 round block cipher supporting key sizes of 128, 192, and 256
1369           bits.
1370
1371           See also:
1372           <http://www.schneier.com/twofish.html>
1373
1374 config CRYPTO_TWOFISH_X86_64_3WAY
1375         tristate "Twofish cipher algorithm (x86_64, 3-way parallel)"
1376         depends on X86 && 64BIT
1377         select CRYPTO_ALGAPI
1378         select CRYPTO_TWOFISH_COMMON
1379         select CRYPTO_TWOFISH_X86_64
1380         select CRYPTO_GLUE_HELPER_X86
1381         select CRYPTO_LRW
1382         select CRYPTO_XTS
1383         help
1384           Twofish cipher algorithm (x86_64, 3-way parallel).
1385
1386           Twofish was submitted as an AES (Advanced Encryption Standard)
1387           candidate cipher by researchers at CounterPane Systems.  It is a
1388           16 round block cipher supporting key sizes of 128, 192, and 256
1389           bits.
1390
1391           This module provides Twofish cipher algorithm that processes three
1392           blocks parallel, utilizing resources of out-of-order CPUs better.
1393
1394           See also:
1395           <http://www.schneier.com/twofish.html>
1396
1397 config CRYPTO_TWOFISH_AVX_X86_64
1398         tristate "Twofish cipher algorithm (x86_64/AVX)"
1399         depends on X86 && 64BIT
1400         select CRYPTO_ALGAPI
1401         select CRYPTO_CRYPTD
1402         select CRYPTO_ABLK_HELPER
1403         select CRYPTO_GLUE_HELPER_X86
1404         select CRYPTO_TWOFISH_COMMON
1405         select CRYPTO_TWOFISH_X86_64
1406         select CRYPTO_TWOFISH_X86_64_3WAY
1407         select CRYPTO_LRW
1408         select CRYPTO_XTS
1409         help
1410           Twofish cipher algorithm (x86_64/AVX).
1411
1412           Twofish was submitted as an AES (Advanced Encryption Standard)
1413           candidate cipher by researchers at CounterPane Systems.  It is a
1414           16 round block cipher supporting key sizes of 128, 192, and 256
1415           bits.
1416
1417           This module provides the Twofish cipher algorithm that processes
1418           eight blocks parallel using the AVX Instruction Set.
1419
1420           See also:
1421           <http://www.schneier.com/twofish.html>
1422
1423 comment "Compression"
1424
1425 config CRYPTO_DEFLATE
1426         tristate "Deflate compression algorithm"
1427         select CRYPTO_ALGAPI
1428         select ZLIB_INFLATE
1429         select ZLIB_DEFLATE
1430         help
1431           This is the Deflate algorithm (RFC1951), specified for use in
1432           IPSec with the IPCOMP protocol (RFC3173, RFC2394).
1433
1434           You will most probably want this if using IPSec.
1435
1436 config CRYPTO_ZLIB
1437         tristate "Zlib compression algorithm"
1438         select CRYPTO_PCOMP
1439         select ZLIB_INFLATE
1440         select ZLIB_DEFLATE
1441         select NLATTR
1442         help
1443           This is the zlib algorithm.
1444
1445 config CRYPTO_LZO
1446         tristate "LZO compression algorithm"
1447         select CRYPTO_ALGAPI
1448         select LZO_COMPRESS
1449         select LZO_DECOMPRESS
1450         help
1451           This is the LZO algorithm.
1452
1453 config CRYPTO_842
1454         tristate "842 compression algorithm"
1455         depends on CRYPTO_DEV_NX_COMPRESS
1456         # 842 uses lzo if the hardware becomes unavailable
1457         select LZO_COMPRESS
1458         select LZO_DECOMPRESS
1459         help
1460           This is the 842 algorithm.
1461
1462 config CRYPTO_LZ4
1463         tristate "LZ4 compression algorithm"
1464         select CRYPTO_ALGAPI
1465         select LZ4_COMPRESS
1466         select LZ4_DECOMPRESS
1467         help
1468           This is the LZ4 algorithm.
1469
1470 config CRYPTO_LZ4HC
1471         tristate "LZ4HC compression algorithm"
1472         select CRYPTO_ALGAPI
1473         select LZ4HC_COMPRESS
1474         select LZ4_DECOMPRESS
1475         help
1476           This is the LZ4 high compression mode algorithm.
1477
1478 comment "Random Number Generation"
1479
1480 config CRYPTO_ANSI_CPRNG
1481         tristate "Pseudo Random Number Generation for Cryptographic modules"
1482         default m
1483         select CRYPTO_AES
1484         select CRYPTO_RNG
1485         help
1486           This option enables the generic pseudo random number generator
1487           for cryptographic modules.  Uses the Algorithm specified in
1488           ANSI X9.31 A.2.4. Note that this option must be enabled if
1489           CRYPTO_FIPS is selected
1490
1491 menuconfig CRYPTO_DRBG_MENU
1492         tristate "NIST SP800-90A DRBG"
1493         help
1494           NIST SP800-90A compliant DRBG. In the following submenu, one or
1495           more of the DRBG types must be selected.
1496
1497 if CRYPTO_DRBG_MENU
1498
1499 config CRYPTO_DRBG_HMAC
1500         bool "Enable HMAC DRBG"
1501         default y
1502         select CRYPTO_HMAC
1503         help
1504           Enable the HMAC DRBG variant as defined in NIST SP800-90A.
1505
1506 config CRYPTO_DRBG_HASH
1507         bool "Enable Hash DRBG"
1508         select CRYPTO_HASH
1509         help
1510           Enable the Hash DRBG variant as defined in NIST SP800-90A.
1511
1512 config CRYPTO_DRBG_CTR
1513         bool "Enable CTR DRBG"
1514         select CRYPTO_AES
1515         help
1516           Enable the CTR DRBG variant as defined in NIST SP800-90A.
1517
1518 config CRYPTO_DRBG
1519         tristate
1520         default CRYPTO_DRBG_MENU if (CRYPTO_DRBG_HMAC || CRYPTO_DRBG_HASH || CRYPTO_DRBG_CTR)
1521         select CRYPTO_RNG
1522
1523 endif   # if CRYPTO_DRBG_MENU
1524
1525 config CRYPTO_USER_API
1526         tristate
1527
1528 config CRYPTO_USER_API_HASH
1529         tristate "User-space interface for hash algorithms"
1530         depends on NET
1531         select CRYPTO_HASH
1532         select CRYPTO_USER_API
1533         help
1534           This option enables the user-spaces interface for hash
1535           algorithms.
1536
1537 config CRYPTO_USER_API_SKCIPHER
1538         tristate "User-space interface for symmetric key cipher algorithms"
1539         depends on NET
1540         select CRYPTO_BLKCIPHER
1541         select CRYPTO_USER_API
1542         help
1543           This option enables the user-spaces interface for symmetric
1544           key cipher algorithms.
1545
1546 config CRYPTO_USER_API_RNG
1547         tristate "User-space interface for random number generator algorithms"
1548         depends on NET
1549         select CRYPTO_RNG
1550         select CRYPTO_USER_API
1551         help
1552           This option enables the user-spaces interface for random
1553           number generator algorithms.
1554
1555 config CRYPTO_HASH_INFO
1556         bool
1557
1558 source "drivers/crypto/Kconfig"
1559 source crypto/asymmetric_keys/Kconfig
1560
1561 endif   # if CRYPTO