Kconfig 27 KB

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  1. #
  2. # Generic algorithms support
  3. #
  4. config XOR_BLOCKS
  5. tristate
  6. #
  7. # async_tx api: hardware offloaded memory transfer/transform support
  8. #
  9. source "crypto/async_tx/Kconfig"
  10. #
  11. # Cryptographic API Configuration
  12. #
  13. menuconfig CRYPTO
  14. tristate "Cryptographic API"
  15. help
  16. This option provides the core Cryptographic API.
  17. if CRYPTO
  18. comment "Crypto core or helper"
  19. config CRYPTO_FIPS
  20. bool "FIPS 200 compliance"
  21. depends on CRYPTO_ANSI_CPRNG && !CRYPTO_MANAGER_DISABLE_TESTS
  22. help
  23. This options enables the fips boot option which is
  24. required if you want to system to operate in a FIPS 200
  25. certification. You should say no unless you know what
  26. this is.
  27. config CRYPTO_ALGAPI
  28. tristate
  29. select CRYPTO_ALGAPI2
  30. help
  31. This option provides the API for cryptographic algorithms.
  32. config CRYPTO_ALGAPI2
  33. tristate
  34. config CRYPTO_AEAD
  35. tristate
  36. select CRYPTO_AEAD2
  37. select CRYPTO_ALGAPI
  38. config CRYPTO_AEAD2
  39. tristate
  40. select CRYPTO_ALGAPI2
  41. config CRYPTO_BLKCIPHER
  42. tristate
  43. select CRYPTO_BLKCIPHER2
  44. select CRYPTO_ALGAPI
  45. config CRYPTO_BLKCIPHER2
  46. tristate
  47. select CRYPTO_ALGAPI2
  48. select CRYPTO_RNG2
  49. select CRYPTO_WORKQUEUE
  50. config CRYPTO_HASH
  51. tristate
  52. select CRYPTO_HASH2
  53. select CRYPTO_ALGAPI
  54. config CRYPTO_HASH2
  55. tristate
  56. select CRYPTO_ALGAPI2
  57. config CRYPTO_RNG
  58. tristate
  59. select CRYPTO_RNG2
  60. select CRYPTO_ALGAPI
  61. config CRYPTO_RNG2
  62. tristate
  63. select CRYPTO_ALGAPI2
  64. config CRYPTO_PCOMP
  65. tristate
  66. select CRYPTO_PCOMP2
  67. select CRYPTO_ALGAPI
  68. config CRYPTO_PCOMP2
  69. tristate
  70. select CRYPTO_ALGAPI2
  71. config CRYPTO_MANAGER
  72. tristate "Cryptographic algorithm manager"
  73. select CRYPTO_MANAGER2
  74. help
  75. Create default cryptographic template instantiations such as
  76. cbc(aes).
  77. config CRYPTO_MANAGER2
  78. def_tristate CRYPTO_MANAGER || (CRYPTO_MANAGER!=n && CRYPTO_ALGAPI=y)
  79. select CRYPTO_AEAD2
  80. select CRYPTO_HASH2
  81. select CRYPTO_BLKCIPHER2
  82. select CRYPTO_PCOMP2
  83. config CRYPTO_USER
  84. tristate "Userspace cryptographic algorithm configuration"
  85. depends on NET
  86. select CRYPTO_MANAGER
  87. help
  88. Userspace configuration for cryptographic instantiations such as
  89. cbc(aes).
  90. config CRYPTO_MANAGER_DISABLE_TESTS
  91. bool "Disable run-time self tests"
  92. default y
  93. depends on CRYPTO_MANAGER2
  94. help
  95. Disable run-time self tests that normally take place at
  96. algorithm registration.
  97. config CRYPTO_GF128MUL
  98. tristate "GF(2^128) multiplication functions"
  99. help
  100. Efficient table driven implementation of multiplications in the
  101. field GF(2^128). This is needed by some cypher modes. This
  102. option will be selected automatically if you select such a
  103. cipher mode. Only select this option by hand if you expect to load
  104. an external module that requires these functions.
  105. config CRYPTO_NULL
  106. tristate "Null algorithms"
  107. select CRYPTO_ALGAPI
  108. select CRYPTO_BLKCIPHER
  109. select CRYPTO_HASH
  110. help
  111. These are 'Null' algorithms, used by IPsec, which do nothing.
  112. config CRYPTO_PCRYPT
  113. tristate "Parallel crypto engine (EXPERIMENTAL)"
  114. depends on SMP && EXPERIMENTAL
  115. select PADATA
  116. select CRYPTO_MANAGER
  117. select CRYPTO_AEAD
  118. help
  119. This converts an arbitrary crypto algorithm into a parallel
  120. algorithm that executes in kernel threads.
  121. config CRYPTO_WORKQUEUE
  122. tristate
  123. config CRYPTO_CRYPTD
  124. tristate "Software async crypto daemon"
  125. select CRYPTO_BLKCIPHER
  126. select CRYPTO_HASH
  127. select CRYPTO_MANAGER
  128. select CRYPTO_WORKQUEUE
  129. help
  130. This is a generic software asynchronous crypto daemon that
  131. converts an arbitrary synchronous software crypto algorithm
  132. into an asynchronous algorithm that executes in a kernel thread.
  133. config CRYPTO_AUTHENC
  134. tristate "Authenc support"
  135. select CRYPTO_AEAD
  136. select CRYPTO_BLKCIPHER
  137. select CRYPTO_MANAGER
  138. select CRYPTO_HASH
  139. help
  140. Authenc: Combined mode wrapper for IPsec.
  141. This is required for IPSec.
  142. config CRYPTO_TEST
  143. tristate "Testing module"
  144. depends on m
  145. select CRYPTO_MANAGER
  146. help
  147. Quick & dirty crypto test module.
  148. comment "Authenticated Encryption with Associated Data"
  149. config CRYPTO_CCM
  150. tristate "CCM support"
  151. select CRYPTO_CTR
  152. select CRYPTO_AEAD
  153. help
  154. Support for Counter with CBC MAC. Required for IPsec.
  155. config CRYPTO_GCM
  156. tristate "GCM/GMAC support"
  157. select CRYPTO_CTR
  158. select CRYPTO_AEAD
  159. select CRYPTO_GHASH
  160. help
  161. Support for Galois/Counter Mode (GCM) and Galois Message
  162. Authentication Code (GMAC). Required for IPSec.
  163. config CRYPTO_SEQIV
  164. tristate "Sequence Number IV Generator"
  165. select CRYPTO_AEAD
  166. select CRYPTO_BLKCIPHER
  167. select CRYPTO_RNG
  168. help
  169. This IV generator generates an IV based on a sequence number by
  170. xoring it with a salt. This algorithm is mainly useful for CTR
  171. comment "Block modes"
  172. config CRYPTO_CBC
  173. tristate "CBC support"
  174. select CRYPTO_BLKCIPHER
  175. select CRYPTO_MANAGER
  176. help
  177. CBC: Cipher Block Chaining mode
  178. This block cipher algorithm is required for IPSec.
  179. config CRYPTO_CTR
  180. tristate "CTR support"
  181. select CRYPTO_BLKCIPHER
  182. select CRYPTO_SEQIV
  183. select CRYPTO_MANAGER
  184. help
  185. CTR: Counter mode
  186. This block cipher algorithm is required for IPSec.
  187. config CRYPTO_CTS
  188. tristate "CTS support"
  189. select CRYPTO_BLKCIPHER
  190. help
  191. CTS: Cipher Text Stealing
  192. This is the Cipher Text Stealing mode as described by
  193. Section 8 of rfc2040 and referenced by rfc3962.
  194. (rfc3962 includes errata information in its Appendix A)
  195. This mode is required for Kerberos gss mechanism support
  196. for AES encryption.
  197. config CRYPTO_ECB
  198. tristate "ECB support"
  199. select CRYPTO_BLKCIPHER
  200. select CRYPTO_MANAGER
  201. help
  202. ECB: Electronic CodeBook mode
  203. This is the simplest block cipher algorithm. It simply encrypts
  204. the input block by block.
  205. config CRYPTO_LRW
  206. tristate "LRW support"
  207. select CRYPTO_BLKCIPHER
  208. select CRYPTO_MANAGER
  209. select CRYPTO_GF128MUL
  210. help
  211. LRW: Liskov Rivest Wagner, a tweakable, non malleable, non movable
  212. narrow block cipher mode for dm-crypt. Use it with cipher
  213. specification string aes-lrw-benbi, the key must be 256, 320 or 384.
  214. The first 128, 192 or 256 bits in the key are used for AES and the
  215. rest is used to tie each cipher block to its logical position.
  216. config CRYPTO_PCBC
  217. tristate "PCBC support"
  218. select CRYPTO_BLKCIPHER
  219. select CRYPTO_MANAGER
  220. help
  221. PCBC: Propagating Cipher Block Chaining mode
  222. This block cipher algorithm is required for RxRPC.
  223. config CRYPTO_XTS
  224. tristate "XTS support"
  225. select CRYPTO_BLKCIPHER
  226. select CRYPTO_MANAGER
  227. select CRYPTO_GF128MUL
  228. help
  229. XTS: IEEE1619/D16 narrow block cipher use with aes-xts-plain,
  230. key size 256, 384 or 512 bits. This implementation currently
  231. can't handle a sectorsize which is not a multiple of 16 bytes.
  232. comment "Hash modes"
  233. config CRYPTO_HMAC
  234. tristate "HMAC support"
  235. select CRYPTO_HASH
  236. select CRYPTO_MANAGER
  237. help
  238. HMAC: Keyed-Hashing for Message Authentication (RFC2104).
  239. This is required for IPSec.
  240. config CRYPTO_XCBC
  241. tristate "XCBC support"
  242. depends on EXPERIMENTAL
  243. select CRYPTO_HASH
  244. select CRYPTO_MANAGER
  245. help
  246. XCBC: Keyed-Hashing with encryption algorithm
  247. http://www.ietf.org/rfc/rfc3566.txt
  248. http://csrc.nist.gov/encryption/modes/proposedmodes/
  249. xcbc-mac/xcbc-mac-spec.pdf
  250. config CRYPTO_VMAC
  251. tristate "VMAC support"
  252. depends on EXPERIMENTAL
  253. select CRYPTO_HASH
  254. select CRYPTO_MANAGER
  255. help
  256. VMAC is a message authentication algorithm designed for
  257. very high speed on 64-bit architectures.
  258. See also:
  259. <http://fastcrypto.org/vmac>
  260. comment "Digest"
  261. config CRYPTO_CRC32C
  262. tristate "CRC32c CRC algorithm"
  263. select CRYPTO_HASH
  264. select CRC32
  265. help
  266. Castagnoli, et al Cyclic Redundancy-Check Algorithm. Used
  267. by iSCSI for header and data digests and by others.
  268. See Castagnoli93. Module will be crc32c.
  269. config CRYPTO_CRC32C_INTEL
  270. tristate "CRC32c INTEL hardware acceleration"
  271. depends on X86
  272. select CRYPTO_HASH
  273. help
  274. In Intel processor with SSE4.2 supported, the processor will
  275. support CRC32C implementation using hardware accelerated CRC32
  276. instruction. This option will create 'crc32c-intel' module,
  277. which will enable any routine to use the CRC32 instruction to
  278. gain performance compared with software implementation.
  279. Module will be crc32c-intel.
  280. config CRYPTO_GHASH
  281. tristate "GHASH digest algorithm"
  282. select CRYPTO_GF128MUL
  283. help
  284. GHASH is message digest algorithm for GCM (Galois/Counter Mode).
  285. config CRYPTO_MD4
  286. tristate "MD4 digest algorithm"
  287. select CRYPTO_HASH
  288. help
  289. MD4 message digest algorithm (RFC1320).
  290. config CRYPTO_MD5
  291. tristate "MD5 digest algorithm"
  292. select CRYPTO_HASH
  293. help
  294. MD5 message digest algorithm (RFC1321).
  295. config CRYPTO_MICHAEL_MIC
  296. tristate "Michael MIC keyed digest algorithm"
  297. select CRYPTO_HASH
  298. help
  299. Michael MIC is used for message integrity protection in TKIP
  300. (IEEE 802.11i). This algorithm is required for TKIP, but it
  301. should not be used for other purposes because of the weakness
  302. of the algorithm.
  303. config CRYPTO_RMD128
  304. tristate "RIPEMD-128 digest algorithm"
  305. select CRYPTO_HASH
  306. help
  307. RIPEMD-128 (ISO/IEC 10118-3:2004).
  308. RIPEMD-128 is a 128-bit cryptographic hash function. It should only
  309. be used as a secure replacement for RIPEMD. For other use cases,
  310. RIPEMD-160 should be used.
  311. Developed by Hans Dobbertin, Antoon Bosselaers and Bart Preneel.
  312. See <http://homes.esat.kuleuven.be/~bosselae/ripemd160.html>
  313. config CRYPTO_RMD160
  314. tristate "RIPEMD-160 digest algorithm"
  315. select CRYPTO_HASH
  316. help
  317. RIPEMD-160 (ISO/IEC 10118-3:2004).
  318. RIPEMD-160 is a 160-bit cryptographic hash function. It is intended
  319. to be used as a secure replacement for the 128-bit hash functions
  320. MD4, MD5 and it's predecessor RIPEMD
  321. (not to be confused with RIPEMD-128).
  322. It's speed is comparable to SHA1 and there are no known attacks
  323. against RIPEMD-160.
  324. Developed by Hans Dobbertin, Antoon Bosselaers and Bart Preneel.
  325. See <http://homes.esat.kuleuven.be/~bosselae/ripemd160.html>
  326. config CRYPTO_RMD256
  327. tristate "RIPEMD-256 digest algorithm"
  328. select CRYPTO_HASH
  329. help
  330. RIPEMD-256 is an optional extension of RIPEMD-128 with a
  331. 256 bit hash. It is intended for applications that require
  332. longer hash-results, without needing a larger security level
  333. (than RIPEMD-128).
  334. Developed by Hans Dobbertin, Antoon Bosselaers and Bart Preneel.
  335. See <http://homes.esat.kuleuven.be/~bosselae/ripemd160.html>
  336. config CRYPTO_RMD320
  337. tristate "RIPEMD-320 digest algorithm"
  338. select CRYPTO_HASH
  339. help
  340. RIPEMD-320 is an optional extension of RIPEMD-160 with a
  341. 320 bit hash. It is intended for applications that require
  342. longer hash-results, without needing a larger security level
  343. (than RIPEMD-160).
  344. Developed by Hans Dobbertin, Antoon Bosselaers and Bart Preneel.
  345. See <http://homes.esat.kuleuven.be/~bosselae/ripemd160.html>
  346. config CRYPTO_SHA1
  347. tristate "SHA1 digest algorithm"
  348. select CRYPTO_HASH
  349. help
  350. SHA-1 secure hash standard (FIPS 180-1/DFIPS 180-2).
  351. config CRYPTO_SHA1_SSSE3
  352. tristate "SHA1 digest algorithm (SSSE3/AVX)"
  353. depends on X86 && 64BIT
  354. select CRYPTO_SHA1
  355. select CRYPTO_HASH
  356. help
  357. SHA-1 secure hash standard (FIPS 180-1/DFIPS 180-2) implemented
  358. using Supplemental SSE3 (SSSE3) instructions or Advanced Vector
  359. Extensions (AVX), when available.
  360. config CRYPTO_SHA256
  361. tristate "SHA224 and SHA256 digest algorithm"
  362. select CRYPTO_HASH
  363. help
  364. SHA256 secure hash standard (DFIPS 180-2).
  365. This version of SHA implements a 256 bit hash with 128 bits of
  366. security against collision attacks.
  367. This code also includes SHA-224, a 224 bit hash with 112 bits
  368. of security against collision attacks.
  369. config CRYPTO_SHA512
  370. tristate "SHA384 and SHA512 digest algorithms"
  371. select CRYPTO_HASH
  372. help
  373. SHA512 secure hash standard (DFIPS 180-2).
  374. This version of SHA implements a 512 bit hash with 256 bits of
  375. security against collision attacks.
  376. This code also includes SHA-384, a 384 bit hash with 192 bits
  377. of security against collision attacks.
  378. config CRYPTO_TGR192
  379. tristate "Tiger digest algorithms"
  380. select CRYPTO_HASH
  381. help
  382. Tiger hash algorithm 192, 160 and 128-bit hashes
  383. Tiger is a hash function optimized for 64-bit processors while
  384. still having decent performance on 32-bit processors.
  385. Tiger was developed by Ross Anderson and Eli Biham.
  386. See also:
  387. <http://www.cs.technion.ac.il/~biham/Reports/Tiger/>.
  388. config CRYPTO_WP512
  389. tristate "Whirlpool digest algorithms"
  390. select CRYPTO_HASH
  391. help
  392. Whirlpool hash algorithm 512, 384 and 256-bit hashes
  393. Whirlpool-512 is part of the NESSIE cryptographic primitives.
  394. Whirlpool will be part of the ISO/IEC 10118-3:2003(E) standard
  395. See also:
  396. <http://www.larc.usp.br/~pbarreto/WhirlpoolPage.html>
  397. config CRYPTO_GHASH_CLMUL_NI_INTEL
  398. tristate "GHASH digest algorithm (CLMUL-NI accelerated)"
  399. depends on X86 && 64BIT
  400. select CRYPTO_CRYPTD
  401. help
  402. GHASH is message digest algorithm for GCM (Galois/Counter Mode).
  403. The implementation is accelerated by CLMUL-NI of Intel.
  404. comment "Ciphers"
  405. config CRYPTO_AES
  406. tristate "AES cipher algorithms"
  407. select CRYPTO_ALGAPI
  408. help
  409. AES cipher algorithms (FIPS-197). AES uses the Rijndael
  410. algorithm.
  411. Rijndael appears to be consistently a very good performer in
  412. both hardware and software across a wide range of computing
  413. environments regardless of its use in feedback or non-feedback
  414. modes. Its key setup time is excellent, and its key agility is
  415. good. Rijndael's very low memory requirements make it very well
  416. suited for restricted-space environments, in which it also
  417. demonstrates excellent performance. Rijndael's operations are
  418. among the easiest to defend against power and timing attacks.
  419. The AES specifies three key sizes: 128, 192 and 256 bits
  420. See <http://csrc.nist.gov/CryptoToolkit/aes/> for more information.
  421. config CRYPTO_AES_586
  422. tristate "AES cipher algorithms (i586)"
  423. depends on (X86 || UML_X86) && !64BIT
  424. select CRYPTO_ALGAPI
  425. select CRYPTO_AES
  426. help
  427. AES cipher algorithms (FIPS-197). AES uses the Rijndael
  428. algorithm.
  429. Rijndael appears to be consistently a very good performer in
  430. both hardware and software across a wide range of computing
  431. environments regardless of its use in feedback or non-feedback
  432. modes. Its key setup time is excellent, and its key agility is
  433. good. Rijndael's very low memory requirements make it very well
  434. suited for restricted-space environments, in which it also
  435. demonstrates excellent performance. Rijndael's operations are
  436. among the easiest to defend against power and timing attacks.
  437. The AES specifies three key sizes: 128, 192 and 256 bits
  438. See <http://csrc.nist.gov/encryption/aes/> for more information.
  439. config CRYPTO_AES_X86_64
  440. tristate "AES cipher algorithms (x86_64)"
  441. depends on (X86 || UML_X86) && 64BIT
  442. select CRYPTO_ALGAPI
  443. select CRYPTO_AES
  444. help
  445. AES cipher algorithms (FIPS-197). AES uses the Rijndael
  446. algorithm.
  447. Rijndael appears to be consistently a very good performer in
  448. both hardware and software across a wide range of computing
  449. environments regardless of its use in feedback or non-feedback
  450. modes. Its key setup time is excellent, and its key agility is
  451. good. Rijndael's very low memory requirements make it very well
  452. suited for restricted-space environments, in which it also
  453. demonstrates excellent performance. Rijndael's operations are
  454. among the easiest to defend against power and timing attacks.
  455. The AES specifies three key sizes: 128, 192 and 256 bits
  456. See <http://csrc.nist.gov/encryption/aes/> for more information.
  457. config CRYPTO_AES_NI_INTEL
  458. tristate "AES cipher algorithms (AES-NI)"
  459. depends on X86
  460. select CRYPTO_AES_X86_64 if 64BIT
  461. select CRYPTO_AES_586 if !64BIT
  462. select CRYPTO_CRYPTD
  463. select CRYPTO_ALGAPI
  464. help
  465. Use Intel AES-NI instructions for AES algorithm.
  466. AES cipher algorithms (FIPS-197). AES uses the Rijndael
  467. algorithm.
  468. Rijndael appears to be consistently a very good performer in
  469. both hardware and software across a wide range of computing
  470. environments regardless of its use in feedback or non-feedback
  471. modes. Its key setup time is excellent, and its key agility is
  472. good. Rijndael's very low memory requirements make it very well
  473. suited for restricted-space environments, in which it also
  474. demonstrates excellent performance. Rijndael's operations are
  475. among the easiest to defend against power and timing attacks.
  476. The AES specifies three key sizes: 128, 192 and 256 bits
  477. See <http://csrc.nist.gov/encryption/aes/> for more information.
  478. In addition to AES cipher algorithm support, the acceleration
  479. for some popular block cipher mode is supported too, including
  480. ECB, CBC, LRW, PCBC, XTS. The 64 bit version has additional
  481. acceleration for CTR.
  482. config CRYPTO_ANUBIS
  483. tristate "Anubis cipher algorithm"
  484. select CRYPTO_ALGAPI
  485. help
  486. Anubis cipher algorithm.
  487. Anubis is a variable key length cipher which can use keys from
  488. 128 bits to 320 bits in length. It was evaluated as a entrant
  489. in the NESSIE competition.
  490. See also:
  491. <https://www.cosic.esat.kuleuven.be/nessie/reports/>
  492. <http://www.larc.usp.br/~pbarreto/AnubisPage.html>
  493. config CRYPTO_ARC4
  494. tristate "ARC4 cipher algorithm"
  495. select CRYPTO_ALGAPI
  496. help
  497. ARC4 cipher algorithm.
  498. ARC4 is a stream cipher using keys ranging from 8 bits to 2048
  499. bits in length. This algorithm is required for driver-based
  500. WEP, but it should not be for other purposes because of the
  501. weakness of the algorithm.
  502. config CRYPTO_BLOWFISH
  503. tristate "Blowfish cipher algorithm"
  504. select CRYPTO_ALGAPI
  505. select CRYPTO_BLOWFISH_COMMON
  506. help
  507. Blowfish cipher algorithm, by Bruce Schneier.
  508. This is a variable key length cipher which can use keys from 32
  509. bits to 448 bits in length. It's fast, simple and specifically
  510. designed for use on "large microprocessors".
  511. See also:
  512. <http://www.schneier.com/blowfish.html>
  513. config CRYPTO_BLOWFISH_COMMON
  514. tristate
  515. help
  516. Common parts of the Blowfish cipher algorithm shared by the
  517. generic c and the assembler implementations.
  518. See also:
  519. <http://www.schneier.com/blowfish.html>
  520. config CRYPTO_BLOWFISH_X86_64
  521. tristate "Blowfish cipher algorithm (x86_64)"
  522. depends on (X86 || UML_X86) && 64BIT
  523. select CRYPTO_ALGAPI
  524. select CRYPTO_BLOWFISH_COMMON
  525. help
  526. Blowfish cipher algorithm (x86_64), by Bruce Schneier.
  527. This is a variable key length cipher which can use keys from 32
  528. bits to 448 bits in length. It's fast, simple and specifically
  529. designed for use on "large microprocessors".
  530. See also:
  531. <http://www.schneier.com/blowfish.html>
  532. config CRYPTO_CAMELLIA
  533. tristate "Camellia cipher algorithms"
  534. depends on CRYPTO
  535. select CRYPTO_ALGAPI
  536. help
  537. Camellia cipher algorithms module.
  538. Camellia is a symmetric key block cipher developed jointly
  539. at NTT and Mitsubishi Electric Corporation.
  540. The Camellia specifies three key sizes: 128, 192 and 256 bits.
  541. See also:
  542. <https://info.isl.ntt.co.jp/crypt/eng/camellia/index_s.html>
  543. config CRYPTO_CAMELLIA_X86_64
  544. tristate "Camellia cipher algorithm (x86_64)"
  545. depends on (X86 || UML_X86) && 64BIT
  546. depends on CRYPTO
  547. select CRYPTO_ALGAPI
  548. select CRYPTO_LRW
  549. select CRYPTO_XTS
  550. help
  551. Camellia cipher algorithm module (x86_64).
  552. Camellia is a symmetric key block cipher developed jointly
  553. at NTT and Mitsubishi Electric Corporation.
  554. The Camellia specifies three key sizes: 128, 192 and 256 bits.
  555. See also:
  556. <https://info.isl.ntt.co.jp/crypt/eng/camellia/index_s.html>
  557. config CRYPTO_CAST5
  558. tristate "CAST5 (CAST-128) cipher algorithm"
  559. select CRYPTO_ALGAPI
  560. help
  561. The CAST5 encryption algorithm (synonymous with CAST-128) is
  562. described in RFC2144.
  563. config CRYPTO_CAST6
  564. tristate "CAST6 (CAST-256) cipher algorithm"
  565. select CRYPTO_ALGAPI
  566. help
  567. The CAST6 encryption algorithm (synonymous with CAST-256) is
  568. described in RFC2612.
  569. config CRYPTO_DES
  570. tristate "DES and Triple DES EDE cipher algorithms"
  571. select CRYPTO_ALGAPI
  572. help
  573. DES cipher algorithm (FIPS 46-2), and Triple DES EDE (FIPS 46-3).
  574. config CRYPTO_FCRYPT
  575. tristate "FCrypt cipher algorithm"
  576. select CRYPTO_ALGAPI
  577. select CRYPTO_BLKCIPHER
  578. help
  579. FCrypt algorithm used by RxRPC.
  580. config CRYPTO_KHAZAD
  581. tristate "Khazad cipher algorithm"
  582. select CRYPTO_ALGAPI
  583. help
  584. Khazad cipher algorithm.
  585. Khazad was a finalist in the initial NESSIE competition. It is
  586. an algorithm optimized for 64-bit processors with good performance
  587. on 32-bit processors. Khazad uses an 128 bit key size.
  588. See also:
  589. <http://www.larc.usp.br/~pbarreto/KhazadPage.html>
  590. config CRYPTO_SALSA20
  591. tristate "Salsa20 stream cipher algorithm (EXPERIMENTAL)"
  592. depends on EXPERIMENTAL
  593. select CRYPTO_BLKCIPHER
  594. help
  595. Salsa20 stream cipher algorithm.
  596. Salsa20 is a stream cipher submitted to eSTREAM, the ECRYPT
  597. Stream Cipher Project. See <http://www.ecrypt.eu.org/stream/>
  598. The Salsa20 stream cipher algorithm is designed by Daniel J.
  599. Bernstein <djb@cr.yp.to>. See <http://cr.yp.to/snuffle.html>
  600. config CRYPTO_SALSA20_586
  601. tristate "Salsa20 stream cipher algorithm (i586) (EXPERIMENTAL)"
  602. depends on (X86 || UML_X86) && !64BIT
  603. depends on EXPERIMENTAL
  604. select CRYPTO_BLKCIPHER
  605. help
  606. Salsa20 stream cipher algorithm.
  607. Salsa20 is a stream cipher submitted to eSTREAM, the ECRYPT
  608. Stream Cipher Project. See <http://www.ecrypt.eu.org/stream/>
  609. The Salsa20 stream cipher algorithm is designed by Daniel J.
  610. Bernstein <djb@cr.yp.to>. See <http://cr.yp.to/snuffle.html>
  611. config CRYPTO_SALSA20_X86_64
  612. tristate "Salsa20 stream cipher algorithm (x86_64) (EXPERIMENTAL)"
  613. depends on (X86 || UML_X86) && 64BIT
  614. depends on EXPERIMENTAL
  615. select CRYPTO_BLKCIPHER
  616. help
  617. Salsa20 stream cipher algorithm.
  618. Salsa20 is a stream cipher submitted to eSTREAM, the ECRYPT
  619. Stream Cipher Project. See <http://www.ecrypt.eu.org/stream/>
  620. The Salsa20 stream cipher algorithm is designed by Daniel J.
  621. Bernstein <djb@cr.yp.to>. See <http://cr.yp.to/snuffle.html>
  622. config CRYPTO_SEED
  623. tristate "SEED cipher algorithm"
  624. select CRYPTO_ALGAPI
  625. help
  626. SEED cipher algorithm (RFC4269).
  627. SEED is a 128-bit symmetric key block cipher that has been
  628. developed by KISA (Korea Information Security Agency) as a
  629. national standard encryption algorithm of the Republic of Korea.
  630. It is a 16 round block cipher with the key size of 128 bit.
  631. See also:
  632. <http://www.kisa.or.kr/kisa/seed/jsp/seed_eng.jsp>
  633. config CRYPTO_SERPENT
  634. tristate "Serpent cipher algorithm"
  635. select CRYPTO_ALGAPI
  636. help
  637. Serpent cipher algorithm, by Anderson, Biham & Knudsen.
  638. Keys are allowed to be from 0 to 256 bits in length, in steps
  639. of 8 bits. Also includes the 'Tnepres' algorithm, a reversed
  640. variant of Serpent for compatibility with old kerneli.org code.
  641. See also:
  642. <http://www.cl.cam.ac.uk/~rja14/serpent.html>
  643. config CRYPTO_SERPENT_SSE2_X86_64
  644. tristate "Serpent cipher algorithm (x86_64/SSE2)"
  645. depends on X86 && 64BIT
  646. select CRYPTO_ALGAPI
  647. select CRYPTO_CRYPTD
  648. select CRYPTO_SERPENT
  649. select CRYPTO_LRW
  650. select CRYPTO_XTS
  651. help
  652. Serpent cipher algorithm, by Anderson, Biham & Knudsen.
  653. Keys are allowed to be from 0 to 256 bits in length, in steps
  654. of 8 bits.
  655. This module provides Serpent cipher algorithm that processes eigth
  656. blocks parallel using SSE2 instruction set.
  657. See also:
  658. <http://www.cl.cam.ac.uk/~rja14/serpent.html>
  659. config CRYPTO_SERPENT_SSE2_586
  660. tristate "Serpent cipher algorithm (i586/SSE2)"
  661. depends on X86 && !64BIT
  662. select CRYPTO_ALGAPI
  663. select CRYPTO_CRYPTD
  664. select CRYPTO_SERPENT
  665. select CRYPTO_LRW
  666. select CRYPTO_XTS
  667. help
  668. Serpent cipher algorithm, by Anderson, Biham & Knudsen.
  669. Keys are allowed to be from 0 to 256 bits in length, in steps
  670. of 8 bits.
  671. This module provides Serpent cipher algorithm that processes four
  672. blocks parallel using SSE2 instruction set.
  673. See also:
  674. <http://www.cl.cam.ac.uk/~rja14/serpent.html>
  675. config CRYPTO_TEA
  676. tristate "TEA, XTEA and XETA cipher algorithms"
  677. select CRYPTO_ALGAPI
  678. help
  679. TEA cipher algorithm.
  680. Tiny Encryption Algorithm is a simple cipher that uses
  681. many rounds for security. It is very fast and uses
  682. little memory.
  683. Xtendend Tiny Encryption Algorithm is a modification to
  684. the TEA algorithm to address a potential key weakness
  685. in the TEA algorithm.
  686. Xtendend Encryption Tiny Algorithm is a mis-implementation
  687. of the XTEA algorithm for compatibility purposes.
  688. config CRYPTO_TWOFISH
  689. tristate "Twofish cipher algorithm"
  690. select CRYPTO_ALGAPI
  691. select CRYPTO_TWOFISH_COMMON
  692. help
  693. Twofish cipher algorithm.
  694. Twofish was submitted as an AES (Advanced Encryption Standard)
  695. candidate cipher by researchers at CounterPane Systems. It is a
  696. 16 round block cipher supporting key sizes of 128, 192, and 256
  697. bits.
  698. See also:
  699. <http://www.schneier.com/twofish.html>
  700. config CRYPTO_TWOFISH_COMMON
  701. tristate
  702. help
  703. Common parts of the Twofish cipher algorithm shared by the
  704. generic c and the assembler implementations.
  705. config CRYPTO_TWOFISH_586
  706. tristate "Twofish cipher algorithms (i586)"
  707. depends on (X86 || UML_X86) && !64BIT
  708. select CRYPTO_ALGAPI
  709. select CRYPTO_TWOFISH_COMMON
  710. help
  711. Twofish cipher algorithm.
  712. Twofish was submitted as an AES (Advanced Encryption Standard)
  713. candidate cipher by researchers at CounterPane Systems. It is a
  714. 16 round block cipher supporting key sizes of 128, 192, and 256
  715. bits.
  716. See also:
  717. <http://www.schneier.com/twofish.html>
  718. config CRYPTO_TWOFISH_X86_64
  719. tristate "Twofish cipher algorithm (x86_64)"
  720. depends on (X86 || UML_X86) && 64BIT
  721. select CRYPTO_ALGAPI
  722. select CRYPTO_TWOFISH_COMMON
  723. help
  724. Twofish cipher algorithm (x86_64).
  725. Twofish was submitted as an AES (Advanced Encryption Standard)
  726. candidate cipher by researchers at CounterPane Systems. It is a
  727. 16 round block cipher supporting key sizes of 128, 192, and 256
  728. bits.
  729. See also:
  730. <http://www.schneier.com/twofish.html>
  731. config CRYPTO_TWOFISH_X86_64_3WAY
  732. tristate "Twofish cipher algorithm (x86_64, 3-way parallel)"
  733. depends on (X86 || UML_X86) && 64BIT
  734. select CRYPTO_ALGAPI
  735. select CRYPTO_TWOFISH_COMMON
  736. select CRYPTO_TWOFISH_X86_64
  737. select CRYPTO_LRW
  738. select CRYPTO_XTS
  739. help
  740. Twofish cipher algorithm (x86_64, 3-way parallel).
  741. Twofish was submitted as an AES (Advanced Encryption Standard)
  742. candidate cipher by researchers at CounterPane Systems. It is a
  743. 16 round block cipher supporting key sizes of 128, 192, and 256
  744. bits.
  745. This module provides Twofish cipher algorithm that processes three
  746. blocks parallel, utilizing resources of out-of-order CPUs better.
  747. See also:
  748. <http://www.schneier.com/twofish.html>
  749. comment "Compression"
  750. config CRYPTO_DEFLATE
  751. tristate "Deflate compression algorithm"
  752. select CRYPTO_ALGAPI
  753. select ZLIB_INFLATE
  754. select ZLIB_DEFLATE
  755. help
  756. This is the Deflate algorithm (RFC1951), specified for use in
  757. IPSec with the IPCOMP protocol (RFC3173, RFC2394).
  758. You will most probably want this if using IPSec.
  759. config CRYPTO_ZLIB
  760. tristate "Zlib compression algorithm"
  761. select CRYPTO_PCOMP
  762. select ZLIB_INFLATE
  763. select ZLIB_DEFLATE
  764. select NLATTR
  765. help
  766. This is the zlib algorithm.
  767. config CRYPTO_LZO
  768. tristate "LZO compression algorithm"
  769. select CRYPTO_ALGAPI
  770. select LZO_COMPRESS
  771. select LZO_DECOMPRESS
  772. help
  773. This is the LZO algorithm.
  774. comment "Random Number Generation"
  775. config CRYPTO_ANSI_CPRNG
  776. tristate "Pseudo Random Number Generation for Cryptographic modules"
  777. default m
  778. select CRYPTO_AES
  779. select CRYPTO_RNG
  780. help
  781. This option enables the generic pseudo random number generator
  782. for cryptographic modules. Uses the Algorithm specified in
  783. ANSI X9.31 A.2.4. Note that this option must be enabled if
  784. CRYPTO_FIPS is selected
  785. config CRYPTO_USER_API
  786. tristate
  787. config CRYPTO_USER_API_HASH
  788. tristate "User-space interface for hash algorithms"
  789. depends on NET
  790. select CRYPTO_HASH
  791. select CRYPTO_USER_API
  792. help
  793. This option enables the user-spaces interface for hash
  794. algorithms.
  795. config CRYPTO_USER_API_SKCIPHER
  796. tristate "User-space interface for symmetric key cipher algorithms"
  797. depends on NET
  798. select CRYPTO_BLKCIPHER
  799. select CRYPTO_USER_API
  800. help
  801. This option enables the user-spaces interface for symmetric
  802. key cipher algorithms.
  803. source "drivers/crypto/Kconfig"
  804. endif # if CRYPTO