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_PPC
 440         tristate "MD5 digest algorithm (PPC)"
 441         depends on PPC
 442         select CRYPTO_HASH
 443         help
 444           MD5 message digest algorithm (RFC1321) implemented
 445           in PPC assembler.
 446
 447 config CRYPTO_MD5_SPARC64
 448         tristate "MD5 digest algorithm (SPARC64)"
 449         depends on SPARC64
 450         select CRYPTO_MD5
 451         select CRYPTO_HASH
 452         help
 453           MD5 message digest algorithm (RFC1321) implemented
 454           using sparc64 crypto instructions, when available.
 455
 456 config CRYPTO_MICHAEL_MIC
 457         tristate "Michael MIC keyed digest algorithm"
 458         select CRYPTO_HASH
 459         help
 460           Michael MIC is used for message integrity protection in TKIP
 461           (IEEE 802.11i). This algorithm is required for TKIP, but it
 462           should not be used for other purposes because of the weakness
 463           of the algorithm.
 464
 465 config CRYPTO_RMD128
 466         tristate "RIPEMD-128 digest algorithm"
 467         select CRYPTO_HASH
 468         help
 469           RIPEMD-128 (ISO/IEC 10118-3:2004).
 470
 471           RIPEMD-128 is a 128-bit cryptographic hash function. It should only
 472           be used as a secure replacement for RIPEMD. For other use cases,
 473           RIPEMD-160 should be used.
 474
 475           Developed by Hans Dobbertin, Antoon Bosselaers and Bart Preneel.
 476           See <http://homes.esat.kuleuven.be/~bosselae/ripemd160.html>
 477
 478 config CRYPTO_RMD160
 479         tristate "RIPEMD-160 digest algorithm"
 480         select CRYPTO_HASH
 481         help
 482           RIPEMD-160 (ISO/IEC 10118-3:2004).
 483
 484           RIPEMD-160 is a 160-bit cryptographic hash function. It is intended
 485           to be used as a secure replacement for the 128-bit hash functions
 486           MD4, MD5 and it's predecessor RIPEMD
 487           (not to be confused with RIPEMD-128).
 488
 489           It's speed is comparable to SHA1 and there are no known attacks
 490           against RIPEMD-160.
 491
 492           Developed by Hans Dobbertin, Antoon Bosselaers and Bart Preneel.
 493           See <http://homes.esat.kuleuven.be/~bosselae/ripemd160.html>
 494
 495 config CRYPTO_RMD256
 496         tristate "RIPEMD-256 digest algorithm"
 497         select CRYPTO_HASH
 498         help
 499           RIPEMD-256 is an optional extension of RIPEMD-128 with a
 500           256 bit hash. It is intended for applications that require
 501           longer hash-results, without needing a larger security level
 502           (than RIPEMD-128).
 503
 504           Developed by Hans Dobbertin, Antoon Bosselaers and Bart Preneel.
 505           See <http://homes.esat.kuleuven.be/~bosselae/ripemd160.html>
 506
 507 config CRYPTO_RMD320
 508         tristate "RIPEMD-320 digest algorithm"
 509         select CRYPTO_HASH
 510         help
 511           RIPEMD-320 is an optional extension of RIPEMD-160 with a
 512           320 bit hash. It is intended for applications that require
 513           longer hash-results, without needing a larger security level
 514           (than RIPEMD-160).
 515
 516           Developed by Hans Dobbertin, Antoon Bosselaers and Bart Preneel.
 517           See <http://homes.esat.kuleuven.be/~bosselae/ripemd160.html>
 518
 519 config CRYPTO_SHA1
 520         tristate "SHA1 digest algorithm"
 521         select CRYPTO_HASH
 522         help
 523           SHA-1 secure hash standard (FIPS 180-1/DFIPS 180-2).
 524
 525 config CRYPTO_SHA1_SSSE3
 526         tristate "SHA1 digest algorithm (SSSE3/AVX/AVX2)"
 527         depends on X86 && 64BIT
 528         select CRYPTO_SHA1
 529         select CRYPTO_HASH
 530         help
 531           SHA-1 secure hash standard (FIPS 180-1/DFIPS 180-2) implemented
 532           using Supplemental SSE3 (SSSE3) instructions or Advanced Vector
 533           Extensions (AVX/AVX2), when available.
 534
 535 config CRYPTO_SHA256_SSSE3
 536         tristate "SHA256 digest algorithm (SSSE3/AVX/AVX2)"
 537         depends on X86 && 64BIT
 538         select CRYPTO_SHA256
 539         select CRYPTO_HASH
 540         help
 541           SHA-256 secure hash standard (DFIPS 180-2) implemented
 542           using Supplemental SSE3 (SSSE3) instructions, or Advanced Vector
 543           Extensions version 1 (AVX1), or Advanced Vector Extensions
 544           version 2 (AVX2) instructions, when available.
 545
 546 config CRYPTO_SHA512_SSSE3
 547         tristate "SHA512 digest algorithm (SSSE3/AVX/AVX2)"
 548         depends on X86 && 64BIT
 549         select CRYPTO_SHA512
 550         select CRYPTO_HASH
 551         help
 552           SHA-512 secure hash standard (DFIPS 180-2) implemented
 553           using Supplemental SSE3 (SSSE3) instructions, or Advanced Vector
 554           Extensions version 1 (AVX1), or Advanced Vector Extensions
 555           version 2 (AVX2) instructions, when available.
 556
 557 config CRYPTO_SHA1_OCTEON
 558         tristate "SHA1 digest algorithm (OCTEON)"
 559         depends on CPU_CAVIUM_OCTEON
 560         select CRYPTO_SHA1
 561         select CRYPTO_HASH
 562         help
 563           SHA-1 secure hash standard (FIPS 180-1/DFIPS 180-2) implemented
 564           using OCTEON crypto instructions, when available.
 565
 566 config CRYPTO_SHA1_SPARC64
 567         tristate "SHA1 digest algorithm (SPARC64)"
 568         depends on SPARC64
 569         select CRYPTO_SHA1
 570         select CRYPTO_HASH
 571         help
 572           SHA-1 secure hash standard (FIPS 180-1/DFIPS 180-2) implemented
 573           using sparc64 crypto instructions, when available.
 574
 575 config CRYPTO_SHA1_ARM
 576         tristate "SHA1 digest algorithm (ARM-asm)"
 577         depends on ARM
 578         select CRYPTO_SHA1
 579         select CRYPTO_HASH
 580         help
 581           SHA-1 secure hash standard (FIPS 180-1/DFIPS 180-2) implemented
 582           using optimized ARM assembler.
 583
 584 config CRYPTO_SHA1_ARM_NEON
 585         tristate "SHA1 digest algorithm (ARM NEON)"
 586         depends on ARM && KERNEL_MODE_NEON
 587         select CRYPTO_SHA1_ARM
 588         select CRYPTO_SHA1
 589         select CRYPTO_HASH
 590         help
 591           SHA-1 secure hash standard (FIPS 180-1/DFIPS 180-2) implemented
 592           using optimized ARM NEON assembly, when NEON instructions are
 593           available.
 594
 595 config CRYPTO_SHA1_PPC
 596         tristate "SHA1 digest algorithm (powerpc)"
 597         depends on PPC
 598         help
 599           This is the powerpc hardware accelerated implementation of the
 600           SHA-1 secure hash standard (FIPS 180-1/DFIPS 180-2).
 601
 602 config CRYPTO_SHA1_PPC_SPE
 603         tristate "SHA1 digest algorithm (PPC SPE)"
 604         depends on PPC && SPE
 605         help
 606           SHA-1 secure hash standard (DFIPS 180-4) implemented
 607           using powerpc SPE SIMD instruction set.
 608
 609 config CRYPTO_SHA1_MB
 610         tristate "SHA1 digest algorithm (x86_64 Multi-Buffer, Experimental)"
 611         depends on X86 && 64BIT
 612         select CRYPTO_SHA1
 613         select CRYPTO_HASH
 614         select CRYPTO_MCRYPTD
 615         help
 616           SHA-1 secure hash standard (FIPS 180-1/DFIPS 180-2) implemented
 617           using multi-buffer technique.  This algorithm computes on
 618           multiple data lanes concurrently with SIMD instructions for
 619           better throughput.  It should not be enabled by default but
 620           used when there is significant amount of work to keep the keep
 621           the data lanes filled to get performance benefit.  If the data
 622           lanes remain unfilled, a flush operation will be initiated to
 623           process the crypto jobs, adding a slight latency.
 624
 625 config CRYPTO_SHA256
 626         tristate "SHA224 and SHA256 digest algorithm"
 627         select CRYPTO_HASH
 628         help
 629           SHA256 secure hash standard (DFIPS 180-2).
 630
 631           This version of SHA implements a 256 bit hash with 128 bits of
 632           security against collision attacks.
 633
 634           This code also includes SHA-224, a 224 bit hash with 112 bits
 635           of security against collision attacks.
 636
 637 config CRYPTO_SHA256_PPC_SPE
 638         tristate "SHA224 and SHA256 digest algorithm (PPC SPE)"
 639         depends on PPC && SPE
 640         select CRYPTO_SHA256
 641         select CRYPTO_HASH
 642         help
 643           SHA224 and SHA256 secure hash standard (DFIPS 180-2)
 644           implemented using powerpc SPE SIMD instruction set.
 645
 646 config CRYPTO_SHA256_OCTEON
 647         tristate "SHA224 and SHA256 digest algorithm (OCTEON)"
 648         depends on CPU_CAVIUM_OCTEON
 649         select CRYPTO_SHA256
 650         select CRYPTO_HASH
 651         help
 652           SHA-256 secure hash standard (DFIPS 180-2) implemented
 653           using OCTEON crypto instructions, when available.
 654
 655 config CRYPTO_SHA256_SPARC64
 656         tristate "SHA224 and SHA256 digest algorithm (SPARC64)"
 657         depends on SPARC64
 658         select CRYPTO_SHA256
 659         select CRYPTO_HASH
 660         help
 661           SHA-256 secure hash standard (DFIPS 180-2) implemented
 662           using sparc64 crypto instructions, when available.
 663
 664 config CRYPTO_SHA512
 665         tristate "SHA384 and SHA512 digest algorithms"
 666         select CRYPTO_HASH
 667         help
 668           SHA512 secure hash standard (DFIPS 180-2).
 669
 670           This version of SHA implements a 512 bit hash with 256 bits of
 671           security against collision attacks.
 672
 673           This code also includes SHA-384, a 384 bit hash with 192 bits
 674           of security against collision attacks.
 675
 676 config CRYPTO_SHA512_OCTEON
 677         tristate "SHA384 and SHA512 digest algorithms (OCTEON)"
 678         depends on CPU_CAVIUM_OCTEON
 679         select CRYPTO_SHA512
 680         select CRYPTO_HASH
 681         help
 682           SHA-512 secure hash standard (DFIPS 180-2) implemented
 683           using OCTEON crypto instructions, when available.
 684
 685 config CRYPTO_SHA512_SPARC64
 686         tristate "SHA384 and SHA512 digest algorithm (SPARC64)"
 687         depends on SPARC64
 688         select CRYPTO_SHA512
 689         select CRYPTO_HASH
 690         help
 691           SHA-512 secure hash standard (DFIPS 180-2) implemented
 692           using sparc64 crypto instructions, when available.
 693
 694 config CRYPTO_SHA512_ARM_NEON
 695         tristate "SHA384 and SHA512 digest algorithm (ARM NEON)"
 696         depends on ARM && KERNEL_MODE_NEON
 697         select CRYPTO_SHA512
 698         select CRYPTO_HASH
 699         help
 700           SHA-512 secure hash standard (DFIPS 180-2) implemented
 701           using ARM NEON instructions, when available.
 702
 703           This version of SHA implements a 512 bit hash with 256 bits of
 704           security against collision attacks.
 705
 706           This code also includes SHA-384, a 384 bit hash with 192 bits
 707           of security against collision attacks.
 708
 709 config CRYPTO_TGR192
 710         tristate "Tiger digest algorithms"
 711         select CRYPTO_HASH
 712         help
 713           Tiger hash algorithm 192, 160 and 128-bit hashes
 714
 715           Tiger is a hash function optimized for 64-bit processors while
 716           still having decent performance on 32-bit processors.
 717           Tiger was developed by Ross Anderson and Eli Biham.
 718
 719           See also:
 720           <http://www.cs.technion.ac.il/~biham/Reports/Tiger/>.
 721
 722 config CRYPTO_WP512
 723         tristate "Whirlpool digest algorithms"
 724         select CRYPTO_HASH
 725         help
 726           Whirlpool hash algorithm 512, 384 and 256-bit hashes
 727
 728           Whirlpool-512 is part of the NESSIE cryptographic primitives.
 729           Whirlpool will be part of the ISO/IEC 10118-3:2003(E) standard
 730
 731           See also:
 732           <http://www.larc.usp.br/~pbarreto/WhirlpoolPage.html>
 733
 734 config CRYPTO_GHASH_CLMUL_NI_INTEL
 735         tristate "GHASH digest algorithm (CLMUL-NI accelerated)"
 736         depends on X86 && 64BIT
 737         select CRYPTO_CRYPTD
 738         help
 739           GHASH is message digest algorithm for GCM (Galois/Counter Mode).
 740           The implementation is accelerated by CLMUL-NI of Intel.
 741
 742 comment "Ciphers"
 743
 744 config CRYPTO_AES
 745         tristate "AES cipher algorithms"
 746         select CRYPTO_ALGAPI
 747         help
 748           AES cipher algorithms (FIPS-197). AES uses the Rijndael
 749           algorithm.
 750
 751           Rijndael appears to be consistently a very good performer in
 752           both hardware and software across a wide range of computing
 753           environments regardless of its use in feedback or non-feedback
 754           modes. Its key setup time is excellent, and its key agility is
 755           good. Rijndael's very low memory requirements make it very well
 756           suited for restricted-space environments, in which it also
 757           demonstrates excellent performance. Rijndael's operations are
 758           among the easiest to defend against power and timing attacks.
 759
 760           The AES specifies three key sizes: 128, 192 and 256 bits
 761
 762           See <http://csrc.nist.gov/CryptoToolkit/aes/> for more information.
 763
 764 config CRYPTO_AES_586
 765         tristate "AES cipher algorithms (i586)"
 766         depends on (X86 || UML_X86) && !64BIT
 767         select CRYPTO_ALGAPI
 768         select CRYPTO_AES
 769         help
 770           AES cipher algorithms (FIPS-197). AES uses the Rijndael
 771           algorithm.
 772
 773           Rijndael appears to be consistently a very good performer in
 774           both hardware and software across a wide range of computing
 775           environments regardless of its use in feedback or non-feedback
 776           modes. Its key setup time is excellent, and its key agility is
 777           good. Rijndael's very low memory requirements make it very well
 778           suited for restricted-space environments, in which it also
 779           demonstrates excellent performance. Rijndael's operations are
 780           among the easiest to defend against power and timing attacks.
 781
 782           The AES specifies three key sizes: 128, 192 and 256 bits
 783
 784           See <http://csrc.nist.gov/encryption/aes/> for more information.
 785
 786 config CRYPTO_AES_X86_64
 787         tristate "AES cipher algorithms (x86_64)"
 788         depends on (X86 || UML_X86) && 64BIT
 789         select CRYPTO_ALGAPI
 790         select CRYPTO_AES
 791         help
 792           AES cipher algorithms (FIPS-197). AES uses the Rijndael
 793           algorithm.
 794
 795           Rijndael appears to be consistently a very good performer in
 796           both hardware and software across a wide range of computing
 797           environments regardless of its use in feedback or non-feedback
 798           modes. Its key setup time is excellent, and its key agility is
 799           good. Rijndael's very low memory requirements make it very well
 800           suited for restricted-space environments, in which it also
 801           demonstrates excellent performance. Rijndael's operations are
 802           among the easiest to defend against power and timing attacks.
 803
 804           The AES specifies three key sizes: 128, 192 and 256 bits
 805
 806           See <http://csrc.nist.gov/encryption/aes/> for more information.
 807
 808 config CRYPTO_AES_NI_INTEL
 809         tristate "AES cipher algorithms (AES-NI)"
 810         depends on X86
 811         select CRYPTO_AES_X86_64 if 64BIT
 812         select CRYPTO_AES_586 if !64BIT
 813         select CRYPTO_CRYPTD
 814         select CRYPTO_ABLK_HELPER
 815         select CRYPTO_ALGAPI
 816         select CRYPTO_GLUE_HELPER_X86 if 64BIT
 817         select CRYPTO_LRW
 818         select CRYPTO_XTS
 819         help
 820           Use Intel AES-NI instructions for AES algorithm.
 821
 822           AES cipher algorithms (FIPS-197). AES uses the Rijndael
 823           algorithm.
 824
 825           Rijndael appears to be consistently a very good performer in
 826           both hardware and software across a wide range of computing
 827           environments regardless of its use in feedback or non-feedback
 828           modes. Its key setup time is excellent, and its key agility is
 829           good. Rijndael's very low memory requirements make it very well
 830           suited for restricted-space environments, in which it also
 831           demonstrates excellent performance. Rijndael's operations are
 832           among the easiest to defend against power and timing attacks.
 833
 834           The AES specifies three key sizes: 128, 192 and 256 bits
 835
 836           See <http://csrc.nist.gov/encryption/aes/> for more information.
 837
 838           In addition to AES cipher algorithm support, the acceleration
 839           for some popular block cipher mode is supported too, including
 840           ECB, CBC, LRW, PCBC, XTS. The 64 bit version has additional
 841           acceleration for CTR.
 842
 843 config CRYPTO_AES_SPARC64
 844         tristate "AES cipher algorithms (SPARC64)"
 845         depends on SPARC64
 846         select CRYPTO_CRYPTD
 847         select CRYPTO_ALGAPI
 848         help
 849           Use SPARC64 crypto opcodes for AES algorithm.
 850
 851           AES cipher algorithms (FIPS-197). AES uses the Rijndael
 852           algorithm.
 853
 854           Rijndael appears to be consistently a very good performer in
 855           both hardware and software across a wide range of computing
 856           environments regardless of its use in feedback or non-feedback
 857           modes. Its key setup time is excellent, and its key agility is
 858           good. Rijndael's very low memory requirements make it very well
 859           suited for restricted-space environments, in which it also
 860           demonstrates excellent performance. Rijndael's operations are
 861           among the easiest to defend against power and timing attacks.
 862
 863           The AES specifies three key sizes: 128, 192 and 256 bits
 864
 865           See <http://csrc.nist.gov/encryption/aes/> for more information.
 866
 867           In addition to AES cipher algorithm support, the acceleration
 868           for some popular block cipher mode is supported too, including
 869           ECB and CBC.
 870
 871 config CRYPTO_AES_ARM
 872         tristate "AES cipher algorithms (ARM-asm)"
 873         depends on ARM
 874         select CRYPTO_ALGAPI
 875         select CRYPTO_AES
 876         help
 877           Use optimized AES assembler routines for ARM platforms.
 878
 879           AES cipher algorithms (FIPS-197). AES uses the Rijndael
 880           algorithm.
 881
 882           Rijndael appears to be consistently a very good performer in
 883           both hardware and software across a wide range of computing
 884           environments regardless of its use in feedback or non-feedback
 885           modes. Its key setup time is excellent, and its key agility is
 886           good. Rijndael's very low memory requirements make it very well
 887           suited for restricted-space environments, in which it also
 888           demonstrates excellent performance. Rijndael's operations are
 889           among the easiest to defend against power and timing attacks.
 890
 891           The AES specifies three key sizes: 128, 192 and 256 bits
 892
 893           See <http://csrc.nist.gov/encryption/aes/> for more information.
 894
 895 config CRYPTO_AES_ARM_BS
 896         tristate "Bit sliced AES using NEON instructions"
 897         depends on ARM && KERNEL_MODE_NEON
 898         select CRYPTO_ALGAPI
 899         select CRYPTO_AES_ARM
 900         select CRYPTO_ABLK_HELPER
 901         help
 902           Use a faster and more secure NEON based implementation of AES in CBC,
 903           CTR and XTS modes
 904
 905           Bit sliced AES gives around 45% speedup on Cortex-A15 for CTR mode
 906           and for XTS mode encryption, CBC and XTS mode decryption speedup is
 907           around 25%. (CBC encryption speed is not affected by this driver.)
 908           This implementation does not rely on any lookup tables so it is
 909           believed to be invulnerable to cache timing attacks.
 910
 911 config CRYPTO_AES_PPC_SPE
 912         tristate "AES cipher algorithms (PPC SPE)"
 913         depends on PPC && SPE
 914         help
 915           AES cipher algorithms (FIPS-197). Additionally the acceleration
 916           for popular block cipher modes ECB, CBC, CTR and XTS is supported.
 917           This module should only be used for low power (router) devices
 918           without hardware AES acceleration (e.g. caam crypto). It reduces the
 919           size of the AES tables from 16KB to 8KB + 256 bytes and mitigates
 920           timining attacks. Nevertheless it might be not as secure as other
 921           architecture specific assembler implementations that work on 1KB
 922           tables or 256 bytes S-boxes.
 923
 924 config CRYPTO_ANUBIS
 925         tristate "Anubis cipher algorithm"
 926         select CRYPTO_ALGAPI
 927         help
 928           Anubis cipher algorithm.
 929
 930           Anubis is a variable key length cipher which can use keys from
 931           128 bits to 320 bits in length.  It was evaluated as a entrant
 932           in the NESSIE competition.
 933
 934           See also:
 935           <https://www.cosic.esat.kuleuven.be/nessie/reports/>
 936           <http://www.larc.usp.br/~pbarreto/AnubisPage.html>
 937
 938 config CRYPTO_ARC4
 939         tristate "ARC4 cipher algorithm"
 940         select CRYPTO_BLKCIPHER
 941         help
 942           ARC4 cipher algorithm.
 943
 944           ARC4 is a stream cipher using keys ranging from 8 bits to 2048
 945           bits in length.  This algorithm is required for driver-based
 946           WEP, but it should not be for other purposes because of the
 947           weakness of the algorithm.
 948
 949 config CRYPTO_BLOWFISH
 950         tristate "Blowfish cipher algorithm"
 951         select CRYPTO_ALGAPI
 952         select CRYPTO_BLOWFISH_COMMON
 953         help
 954           Blowfish cipher algorithm, by Bruce Schneier.
 955
 956           This is a variable key length cipher which can use keys from 32
 957           bits to 448 bits in length.  It's fast, simple and specifically
 958           designed for use on "large microprocessors".
 959
 960           See also:
 961           <http://www.schneier.com/blowfish.html>
 962
 963 config CRYPTO_BLOWFISH_COMMON
 964         tristate
 965         help
 966           Common parts of the Blowfish cipher algorithm shared by the
 967           generic c and the assembler implementations.
 968
 969           See also:
 970           <http://www.schneier.com/blowfish.html>
 971
 972 config CRYPTO_BLOWFISH_X86_64
 973         tristate "Blowfish cipher algorithm (x86_64)"
 974         depends on X86 && 64BIT
 975         select CRYPTO_ALGAPI
 976         select CRYPTO_BLOWFISH_COMMON
 977         help
 978           Blowfish cipher algorithm (x86_64), by Bruce Schneier.
 979
 980           This is a variable key length cipher which can use keys from 32
 981           bits to 448 bits in length.  It's fast, simple and specifically
 982           designed for use on "large microprocessors".
 983
 984           See also:
 985           <http://www.schneier.com/blowfish.html>
 986
 987 config CRYPTO_CAMELLIA
 988         tristate "Camellia cipher algorithms"
 989         depends on CRYPTO
 990         select CRYPTO_ALGAPI
 991         help
 992           Camellia cipher algorithms module.
 993
 994           Camellia is a symmetric key block cipher developed jointly
 995           at NTT and Mitsubishi Electric Corporation.
 996
 997           The Camellia specifies three key sizes: 128, 192 and 256 bits.
 998
 999           See also:
1000           <https://info.isl.ntt.co.jp/crypt/eng/camellia/index_s.html>
1001
1002 config CRYPTO_CAMELLIA_X86_64
1003         tristate "Camellia cipher algorithm (x86_64)"
1004         depends on X86 && 64BIT
1005         depends on CRYPTO
1006         select CRYPTO_ALGAPI
1007         select CRYPTO_GLUE_HELPER_X86
1008         select CRYPTO_LRW
1009         select CRYPTO_XTS
1010         help
1011           Camellia cipher algorithm module (x86_64).
1012
1013           Camellia is a symmetric key block cipher developed jointly
1014           at NTT and Mitsubishi Electric Corporation.
1015
1016           The Camellia specifies three key sizes: 128, 192 and 256 bits.
1017
1018           See also:
1019           <https://info.isl.ntt.co.jp/crypt/eng/camellia/index_s.html>
1020
1021 config CRYPTO_CAMELLIA_AESNI_AVX_X86_64
1022         tristate "Camellia cipher algorithm (x86_64/AES-NI/AVX)"
1023         depends on X86 && 64BIT
1024         depends on CRYPTO
1025         select CRYPTO_ALGAPI
1026         select CRYPTO_CRYPTD
1027         select CRYPTO_ABLK_HELPER
1028         select CRYPTO_GLUE_HELPER_X86
1029         select CRYPTO_CAMELLIA_X86_64
1030         select CRYPTO_LRW
1031         select CRYPTO_XTS
1032         help
1033           Camellia cipher algorithm module (x86_64/AES-NI/AVX).
1034
1035           Camellia is a symmetric key block cipher developed jointly
1036           at NTT and Mitsubishi Electric Corporation.
1037
1038           The Camellia specifies three key sizes: 128, 192 and 256 bits.
1039
1040           See also:
1041           <https://info.isl.ntt.co.jp/crypt/eng/camellia/index_s.html>
1042
1043 config CRYPTO_CAMELLIA_AESNI_AVX2_X86_64
1044         tristate "Camellia cipher algorithm (x86_64/AES-NI/AVX2)"
1045         depends on X86 && 64BIT
1046         depends on CRYPTO
1047         select CRYPTO_ALGAPI
1048         select CRYPTO_CRYPTD
1049         select CRYPTO_ABLK_HELPER
1050         select CRYPTO_GLUE_HELPER_X86
1051         select CRYPTO_CAMELLIA_X86_64
1052         select CRYPTO_CAMELLIA_AESNI_AVX_X86_64
1053         select CRYPTO_LRW
1054         select CRYPTO_XTS
1055         help
1056           Camellia cipher algorithm module (x86_64/AES-NI/AVX2).
1057
1058           Camellia is a symmetric key block cipher developed jointly
1059           at NTT and Mitsubishi Electric Corporation.
1060
1061           The Camellia specifies three key sizes: 128, 192 and 256 bits.
1062
1063           See also:
1064           <https://info.isl.ntt.co.jp/crypt/eng/camellia/index_s.html>
1065
1066 config CRYPTO_CAMELLIA_SPARC64
1067         tristate "Camellia cipher algorithm (SPARC64)"
1068         depends on SPARC64
1069         depends on CRYPTO
1070         select CRYPTO_ALGAPI
1071         help
1072           Camellia cipher algorithm module (SPARC64).
1073
1074           Camellia is a symmetric key block cipher developed jointly
1075           at NTT and Mitsubishi Electric Corporation.
1076
1077           The Camellia specifies three key sizes: 128, 192 and 256 bits.
1078
1079           See also:
1080           <https://info.isl.ntt.co.jp/crypt/eng/camellia/index_s.html>
1081
1082 config CRYPTO_CAST_COMMON
1083         tristate
1084         help
1085           Common parts of the CAST cipher algorithms shared by the
1086           generic c and the assembler implementations.
1087
1088 config CRYPTO_CAST5
1089         tristate "CAST5 (CAST-128) cipher algorithm"
1090         select CRYPTO_ALGAPI
1091         select CRYPTO_CAST_COMMON
1092         help
1093           The CAST5 encryption algorithm (synonymous with CAST-128) is
1094           described in RFC2144.
1095
1096 config CRYPTO_CAST5_AVX_X86_64
1097         tristate "CAST5 (CAST-128) cipher algorithm (x86_64/AVX)"
1098         depends on X86 && 64BIT
1099         select CRYPTO_ALGAPI
1100         select CRYPTO_CRYPTD
1101         select CRYPTO_ABLK_HELPER
1102         select CRYPTO_CAST_COMMON
1103         select CRYPTO_CAST5
1104         help
1105           The CAST5 encryption algorithm (synonymous with CAST-128) is
1106           described in RFC2144.
1107
1108           This module provides the Cast5 cipher algorithm that processes
1109           sixteen blocks parallel using the AVX instruction set.
1110
1111 config CRYPTO_CAST6
1112         tristate "CAST6 (CAST-256) cipher algorithm"
1113         select CRYPTO_ALGAPI
1114         select CRYPTO_CAST_COMMON
1115         help
1116           The CAST6 encryption algorithm (synonymous with CAST-256) is
1117           described in RFC2612.
1118
1119 config CRYPTO_CAST6_AVX_X86_64
1120         tristate "CAST6 (CAST-256) cipher algorithm (x86_64/AVX)"
1121         depends on X86 && 64BIT
1122         select CRYPTO_ALGAPI
1123         select CRYPTO_CRYPTD
1124         select CRYPTO_ABLK_HELPER
1125         select CRYPTO_GLUE_HELPER_X86
1126         select CRYPTO_CAST_COMMON
1127         select CRYPTO_CAST6
1128         select CRYPTO_LRW
1129         select CRYPTO_XTS
1130         help
1131           The CAST6 encryption algorithm (synonymous with CAST-256) is
1132           described in RFC2612.
1133
1134           This module provides the Cast6 cipher algorithm that processes
1135           eight blocks parallel using the AVX instruction set.
1136
1137 config CRYPTO_DES
1138         tristate "DES and Triple DES EDE cipher algorithms"
1139         select CRYPTO_ALGAPI
1140         help
1141           DES cipher algorithm (FIPS 46-2), and Triple DES EDE (FIPS 46-3).
1142
1143 config CRYPTO_DES_SPARC64
1144         tristate "DES and Triple DES EDE cipher algorithms (SPARC64)"
1145         depends on SPARC64
1146         select CRYPTO_ALGAPI
1147         select CRYPTO_DES
1148         help
1149           DES cipher algorithm (FIPS 46-2), and Triple DES EDE (FIPS 46-3),
1150           optimized using SPARC64 crypto opcodes.
1151
1152 config CRYPTO_DES3_EDE_X86_64
1153         tristate "Triple DES EDE cipher algorithm (x86-64)"
1154         depends on X86 && 64BIT
1155         select CRYPTO_ALGAPI
1156         select CRYPTO_DES
1157         help
1158           Triple DES EDE (FIPS 46-3) algorithm.
1159
1160           This module provides implementation of the Triple DES EDE cipher
1161           algorithm that is optimized for x86-64 processors. Two versions of
1162           algorithm are provided; regular processing one input block and
1163           one that processes three blocks parallel.
1164
1165 config CRYPTO_FCRYPT
1166         tristate "FCrypt cipher algorithm"
1167         select CRYPTO_ALGAPI
1168         select CRYPTO_BLKCIPHER
1169         help
1170           FCrypt algorithm used by RxRPC.
1171
1172 config CRYPTO_KHAZAD
1173         tristate "Khazad cipher algorithm"
1174         select CRYPTO_ALGAPI
1175         help
1176           Khazad cipher algorithm.
1177
1178           Khazad was a finalist in the initial NESSIE competition.  It is
1179           an algorithm optimized for 64-bit processors with good performance
1180           on 32-bit processors.  Khazad uses an 128 bit key size.
1181
1182           See also:
1183           <http://www.larc.usp.br/~pbarreto/KhazadPage.html>
1184
1185 config CRYPTO_SALSA20
1186         tristate "Salsa20 stream cipher algorithm"
1187         select CRYPTO_BLKCIPHER
1188         help
1189           Salsa20 stream cipher algorithm.
1190
1191           Salsa20 is a stream cipher submitted to eSTREAM, the ECRYPT
1192           Stream Cipher Project. See <http://www.ecrypt.eu.org/stream/>
1193
1194           The Salsa20 stream cipher algorithm is designed by Daniel J.
1195           Bernstein <djb@cr.yp.to>. See <http://cr.yp.to/snuffle.html>
1196
1197 config CRYPTO_SALSA20_586
1198         tristate "Salsa20 stream cipher algorithm (i586)"
1199         depends on (X86 || UML_X86) && !64BIT
1200         select CRYPTO_BLKCIPHER
1201         help
1202           Salsa20 stream cipher algorithm.
1203
1204           Salsa20 is a stream cipher submitted to eSTREAM, the ECRYPT
1205           Stream Cipher Project. See <http://www.ecrypt.eu.org/stream/>
1206
1207           The Salsa20 stream cipher algorithm is designed by Daniel J.
1208           Bernstein <djb@cr.yp.to>. See <http://cr.yp.to/snuffle.html>
1209
1210 config CRYPTO_SALSA20_X86_64
1211         tristate "Salsa20 stream cipher algorithm (x86_64)"
1212         depends on (X86 || UML_X86) && 64BIT
1213         select CRYPTO_BLKCIPHER
1214         help
1215           Salsa20 stream cipher algorithm.
1216
1217           Salsa20 is a stream cipher submitted to eSTREAM, the ECRYPT
1218           Stream Cipher Project. See <http://www.ecrypt.eu.org/stream/>
1219
1220           The Salsa20 stream cipher algorithm is designed by Daniel J.
1221           Bernstein <djb@cr.yp.to>. See <http://cr.yp.to/snuffle.html>
1222
1223 config CRYPTO_SEED
1224         tristate "SEED cipher algorithm"
1225         select CRYPTO_ALGAPI
1226         help
1227           SEED cipher algorithm (RFC4269).
1228
1229           SEED is a 128-bit symmetric key block cipher that has been
1230           developed by KISA (Korea Information Security Agency) as a
1231           national standard encryption algorithm of the Republic of Korea.
1232           It is a 16 round block cipher with the key size of 128 bit.
1233
1234           See also:
1235           <http://www.kisa.or.kr/kisa/seed/jsp/seed_eng.jsp>
1236
1237 config CRYPTO_SERPENT
1238         tristate "Serpent cipher algorithm"
1239         select CRYPTO_ALGAPI
1240         help
1241           Serpent cipher algorithm, by Anderson, Biham & Knudsen.
1242
1243           Keys are allowed to be from 0 to 256 bits in length, in steps
1244           of 8 bits.  Also includes the 'Tnepres' algorithm, a reversed
1245           variant of Serpent for compatibility with old kerneli.org code.
1246
1247           See also:
1248           <http://www.cl.cam.ac.uk/~rja14/serpent.html>
1249
1250 config CRYPTO_SERPENT_SSE2_X86_64
1251         tristate "Serpent cipher algorithm (x86_64/SSE2)"
1252         depends on X86 && 64BIT
1253         select CRYPTO_ALGAPI
1254         select CRYPTO_CRYPTD
1255         select CRYPTO_ABLK_HELPER
1256         select CRYPTO_GLUE_HELPER_X86
1257         select CRYPTO_SERPENT
1258         select CRYPTO_LRW
1259         select CRYPTO_XTS
1260         help
1261           Serpent cipher algorithm, by Anderson, Biham & Knudsen.
1262
1263           Keys are allowed to be from 0 to 256 bits in length, in steps
1264           of 8 bits.
1265
1266           This module provides Serpent cipher algorithm that processes eigth
1267           blocks parallel using SSE2 instruction set.
1268
1269           See also:
1270           <http://www.cl.cam.ac.uk/~rja14/serpent.html>
1271
1272 config CRYPTO_SERPENT_SSE2_586
1273         tristate "Serpent cipher algorithm (i586/SSE2)"
1274         depends on X86 && !64BIT
1275         select CRYPTO_ALGAPI
1276         select CRYPTO_CRYPTD
1277         select CRYPTO_ABLK_HELPER
1278         select CRYPTO_GLUE_HELPER_X86
1279         select CRYPTO_SERPENT
1280         select CRYPTO_LRW
1281         select CRYPTO_XTS
1282         help
1283           Serpent cipher algorithm, by Anderson, Biham & Knudsen.
1284
1285           Keys are allowed to be from 0 to 256 bits in length, in steps
1286           of 8 bits.
1287
1288           This module provides Serpent cipher algorithm that processes four
1289           blocks parallel using SSE2 instruction set.
1290
1291           See also:
1292           <http://www.cl.cam.ac.uk/~rja14/serpent.html>
1293
1294 config CRYPTO_SERPENT_AVX_X86_64
1295         tristate "Serpent cipher algorithm (x86_64/AVX)"
1296         depends on X86 && 64BIT
1297         select CRYPTO_ALGAPI
1298         select CRYPTO_CRYPTD
1299         select CRYPTO_ABLK_HELPER
1300         select CRYPTO_GLUE_HELPER_X86
1301         select CRYPTO_SERPENT
1302         select CRYPTO_LRW
1303         select CRYPTO_XTS
1304         help
1305           Serpent cipher algorithm, by Anderson, Biham & Knudsen.
1306
1307           Keys are allowed to be from 0 to 256 bits in length, in steps
1308           of 8 bits.
1309
1310           This module provides the Serpent cipher algorithm that processes
1311           eight blocks parallel using the AVX instruction set.
1312
1313           See also:
1314           <http://www.cl.cam.ac.uk/~rja14/serpent.html>
1315
1316 config CRYPTO_SERPENT_AVX2_X86_64
1317         tristate "Serpent cipher algorithm (x86_64/AVX2)"
1318         depends on X86 && 64BIT
1319         select CRYPTO_ALGAPI
1320         select CRYPTO_CRYPTD
1321         select CRYPTO_ABLK_HELPER
1322         select CRYPTO_GLUE_HELPER_X86
1323         select CRYPTO_SERPENT
1324         select CRYPTO_SERPENT_AVX_X86_64
1325         select CRYPTO_LRW
1326         select CRYPTO_XTS
1327         help
1328           Serpent cipher algorithm, by Anderson, Biham & Knudsen.
1329
1330           Keys are allowed to be from 0 to 256 bits in length, in steps
1331           of 8 bits.
1332
1333           This module provides Serpent cipher algorithm that processes 16
1334           blocks parallel using AVX2 instruction set.
1335
1336           See also:
1337           <http://www.cl.cam.ac.uk/~rja14/serpent.html>
1338
1339 config CRYPTO_TEA
1340         tristate "TEA, XTEA and XETA cipher algorithms"
1341         select CRYPTO_ALGAPI
1342         help
1343           TEA cipher algorithm.
1344
1345           Tiny Encryption Algorithm is a simple cipher that uses
1346           many rounds for security.  It is very fast and uses
1347           little memory.
1348
1349           Xtendend Tiny Encryption Algorithm is a modification to
1350           the TEA algorithm to address a potential key weakness
1351           in the TEA algorithm.
1352
1353           Xtendend Encryption Tiny Algorithm is a mis-implementation
1354           of the XTEA algorithm for compatibility purposes.
1355
1356 config CRYPTO_TWOFISH
1357         tristate "Twofish cipher algorithm"
1358         select CRYPTO_ALGAPI
1359         select CRYPTO_TWOFISH_COMMON
1360         help
1361           Twofish cipher algorithm.
1362
1363           Twofish was submitted as an AES (Advanced Encryption Standard)
1364           candidate cipher by researchers at CounterPane Systems.  It is a
1365           16 round block cipher supporting key sizes of 128, 192, and 256
1366           bits.
1367
1368           See also:
1369           <http://www.schneier.com/twofish.html>
1370
1371 config CRYPTO_TWOFISH_COMMON
1372         tristate
1373         help
1374           Common parts of the Twofish cipher algorithm shared by the
1375           generic c and the assembler implementations.
1376
1377 config CRYPTO_TWOFISH_586
1378         tristate "Twofish cipher algorithms (i586)"
1379         depends on (X86 || UML_X86) && !64BIT
1380         select CRYPTO_ALGAPI
1381         select CRYPTO_TWOFISH_COMMON
1382         help
1383           Twofish cipher algorithm.
1384
1385           Twofish was submitted as an AES (Advanced Encryption Standard)
1386           candidate cipher by researchers at CounterPane Systems.  It is a
1387           16 round block cipher supporting key sizes of 128, 192, and 256
1388           bits.
1389
1390           See also:
1391           <http://www.schneier.com/twofish.html>
1392
1393 config CRYPTO_TWOFISH_X86_64
1394         tristate "Twofish cipher algorithm (x86_64)"
1395         depends on (X86 || UML_X86) && 64BIT
1396         select CRYPTO_ALGAPI
1397         select CRYPTO_TWOFISH_COMMON
1398         help
1399           Twofish cipher algorithm (x86_64).
1400
1401           Twofish was submitted as an AES (Advanced Encryption Standard)
1402           candidate cipher by researchers at CounterPane Systems.  It is a
1403           16 round block cipher supporting key sizes of 128, 192, and 256
1404           bits.
1405
1406           See also:
1407           <http://www.schneier.com/twofish.html>
1408
1409 config CRYPTO_TWOFISH_X86_64_3WAY
1410         tristate "Twofish cipher algorithm (x86_64, 3-way parallel)"
1411         depends on X86 && 64BIT
1412         select CRYPTO_ALGAPI
1413         select CRYPTO_TWOFISH_COMMON
1414         select CRYPTO_TWOFISH_X86_64
1415         select CRYPTO_GLUE_HELPER_X86
1416         select CRYPTO_LRW
1417         select CRYPTO_XTS
1418         help
1419           Twofish cipher algorithm (x86_64, 3-way parallel).
1420
1421           Twofish was submitted as an AES (Advanced Encryption Standard)
1422           candidate cipher by researchers at CounterPane Systems.  It is a
1423           16 round block cipher supporting key sizes of 128, 192, and 256
1424           bits.
1425
1426           This module provides Twofish cipher algorithm that processes three
1427           blocks parallel, utilizing resources of out-of-order CPUs better.
1428
1429           See also:
1430           <http://www.schneier.com/twofish.html>
1431
1432 config CRYPTO_TWOFISH_AVX_X86_64
1433         tristate "Twofish cipher algorithm (x86_64/AVX)"
1434         depends on X86 && 64BIT
1435         select CRYPTO_ALGAPI
1436         select CRYPTO_CRYPTD
1437         select CRYPTO_ABLK_HELPER
1438         select CRYPTO_GLUE_HELPER_X86
1439         select CRYPTO_TWOFISH_COMMON
1440         select CRYPTO_TWOFISH_X86_64
1441         select CRYPTO_TWOFISH_X86_64_3WAY
1442         select CRYPTO_LRW
1443         select CRYPTO_XTS
1444         help
1445           Twofish cipher algorithm (x86_64/AVX).
1446
1447           Twofish was submitted as an AES (Advanced Encryption Standard)
1448           candidate cipher by researchers at CounterPane Systems.  It is a
1449           16 round block cipher supporting key sizes of 128, 192, and 256
1450           bits.
1451
1452           This module provides the Twofish cipher algorithm that processes
1453           eight blocks parallel using the AVX Instruction Set.
1454
1455           See also:
1456           <http://www.schneier.com/twofish.html>
1457
1458 comment "Compression"
1459
1460 config CRYPTO_DEFLATE
1461         tristate "Deflate compression algorithm"
1462         select CRYPTO_ALGAPI
1463         select ZLIB_INFLATE
1464         select ZLIB_DEFLATE
1465         help
1466           This is the Deflate algorithm (RFC1951), specified for use in
1467           IPSec with the IPCOMP protocol (RFC3173, RFC2394).
1468
1469           You will most probably want this if using IPSec.
1470
1471 config CRYPTO_ZLIB
1472         tristate "Zlib compression algorithm"
1473         select CRYPTO_PCOMP
1474         select ZLIB_INFLATE
1475         select ZLIB_DEFLATE
1476         select NLATTR
1477         help
1478           This is the zlib algorithm.
1479
1480 config CRYPTO_LZO
1481         tristate "LZO compression algorithm"
1482         select CRYPTO_ALGAPI
1483         select LZO_COMPRESS
1484         select LZO_DECOMPRESS
1485         help
1486           This is the LZO algorithm.
1487
1488 config CRYPTO_842
1489         tristate "842 compression algorithm"
1490         depends on CRYPTO_DEV_NX_COMPRESS
1491         # 842 uses lzo if the hardware becomes unavailable
1492         select LZO_COMPRESS
1493         select LZO_DECOMPRESS
1494         help
1495           This is the 842 algorithm.
1496
1497 config CRYPTO_LZ4
1498         tristate "LZ4 compression algorithm"
1499         select CRYPTO_ALGAPI
1500         select LZ4_COMPRESS
1501         select LZ4_DECOMPRESS
1502         help
1503           This is the LZ4 algorithm.
1504
1505 config CRYPTO_LZ4HC
1506         tristate "LZ4HC compression algorithm"
1507         select CRYPTO_ALGAPI
1508         select LZ4HC_COMPRESS
1509         select LZ4_DECOMPRESS
1510         help
1511           This is the LZ4 high compression mode algorithm.
1512
1513 comment "Random Number Generation"
1514
1515 config CRYPTO_ANSI_CPRNG
1516         tristate "Pseudo Random Number Generation for Cryptographic modules"
1517         default m
1518         select CRYPTO_AES
1519         select CRYPTO_RNG
1520         help
1521           This option enables the generic pseudo random number generator
1522           for cryptographic modules.  Uses the Algorithm specified in
1523           ANSI X9.31 A.2.4. Note that this option must be enabled if
1524           CRYPTO_FIPS is selected
1525
1526 menuconfig CRYPTO_DRBG_MENU
1527         tristate "NIST SP800-90A DRBG"
1528         help
1529           NIST SP800-90A compliant DRBG. In the following submenu, one or
1530           more of the DRBG types must be selected.
1531
1532 if CRYPTO_DRBG_MENU
1533
1534 config CRYPTO_DRBG_HMAC
1535         bool "Enable HMAC DRBG"
1536         default y
1537         select CRYPTO_HMAC
1538         help
1539           Enable the HMAC DRBG variant as defined in NIST SP800-90A.
1540
1541 config CRYPTO_DRBG_HASH
1542         bool "Enable Hash DRBG"
1543         select CRYPTO_HASH
1544         help
1545           Enable the Hash DRBG variant as defined in NIST SP800-90A.
1546
1547 config CRYPTO_DRBG_CTR
1548         bool "Enable CTR DRBG"
1549         select CRYPTO_AES
1550         help
1551           Enable the CTR DRBG variant as defined in NIST SP800-90A.
1552
1553 config CRYPTO_DRBG
1554         tristate
1555         default CRYPTO_DRBG_MENU if (CRYPTO_DRBG_HMAC || CRYPTO_DRBG_HASH || CRYPTO_DRBG_CTR)
1556         select CRYPTO_RNG
1557
1558 endif   # if CRYPTO_DRBG_MENU
1559
1560 config CRYPTO_USER_API
1561         tristate
1562
1563 config CRYPTO_USER_API_HASH
1564         tristate "User-space interface for hash algorithms"
1565         depends on NET
1566         select CRYPTO_HASH
1567         select CRYPTO_USER_API
1568         help
1569           This option enables the user-spaces interface for hash
1570           algorithms.
1571
1572 config CRYPTO_USER_API_SKCIPHER
1573         tristate "User-space interface for symmetric key cipher algorithms"
1574         depends on NET
1575         select CRYPTO_BLKCIPHER
1576         select CRYPTO_USER_API
1577         help
1578           This option enables the user-spaces interface for symmetric
1579           key cipher algorithms.
1580
1581 config CRYPTO_USER_API_RNG
1582         tristate "User-space interface for random number generator algorithms"
1583         depends on NET
1584         select CRYPTO_RNG
1585         select CRYPTO_USER_API
1586         help
1587           This option enables the user-spaces interface for random
1588           number generator algorithms.
1589
1590 config CRYPTO_USER_API_AEAD
1591         tristate "User-space interface for AEAD cipher algorithms"
1592         depends on NET
1593         select CRYPTO_AEAD
1594         select CRYPTO_USER_API
1595         help
1596           This option enables the user-spaces interface for AEAD
1597           cipher algorithms.
1598
1599 config CRYPTO_HASH_INFO
1600         bool
1601
1602 source "drivers/crypto/Kconfig"
1603 source crypto/asymmetric_keys/Kconfig
1604
1605 endif   # if CRYPTO