net: annotate struct sock bitfield
[GitHub/mt8127/android_kernel_alcatel_ttab.git] / crypto / Kconfig
CommitLineData
685784aa
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1#
2# Generic algorithms support
3#
4config XOR_BLOCKS
5 tristate
6
1da177e4 7#
9bc89cd8 8# async_tx api: hardware offloaded memory transfer/transform support
1da177e4 9#
9bc89cd8 10source "crypto/async_tx/Kconfig"
1da177e4 11
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12#
13# Cryptographic API Configuration
14#
2e290f43 15menuconfig CRYPTO
c3715cb9 16 tristate "Cryptographic API"
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17 help
18 This option provides the core Cryptographic API.
19
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20if CRYPTO
21
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22comment "Crypto core or helper"
23
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24config CRYPTO_FIPS
25 bool "FIPS 200 compliance"
26 help
27 This options enables the fips boot option which is
28 required if you want to system to operate in a FIPS 200
29 certification. You should say no unless you know what
30 this is.
31
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32config CRYPTO_ALGAPI
33 tristate
6a0fcbb4 34 select CRYPTO_ALGAPI2
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35 help
36 This option provides the API for cryptographic algorithms.
37
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38config CRYPTO_ALGAPI2
39 tristate
40
1ae97820
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41config CRYPTO_AEAD
42 tristate
6a0fcbb4 43 select CRYPTO_AEAD2
1ae97820
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44 select CRYPTO_ALGAPI
45
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46config CRYPTO_AEAD2
47 tristate
48 select CRYPTO_ALGAPI2
49
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50config CRYPTO_BLKCIPHER
51 tristate
6a0fcbb4 52 select CRYPTO_BLKCIPHER2
5cde0af2 53 select CRYPTO_ALGAPI
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54
55config CRYPTO_BLKCIPHER2
56 tristate
57 select CRYPTO_ALGAPI2
58 select CRYPTO_RNG2
0a2e821d 59 select CRYPTO_WORKQUEUE
5cde0af2 60
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61config CRYPTO_HASH
62 tristate
6a0fcbb4 63 select CRYPTO_HASH2
055bcee3
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64 select CRYPTO_ALGAPI
65
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66config CRYPTO_HASH2
67 tristate
68 select CRYPTO_ALGAPI2
69
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70config CRYPTO_RNG
71 tristate
6a0fcbb4 72 select CRYPTO_RNG2
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73 select CRYPTO_ALGAPI
74
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75config CRYPTO_RNG2
76 tristate
77 select CRYPTO_ALGAPI2
78
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79config CRYPTO_PCOMP
80 tristate
81 select CRYPTO_ALGAPI2
82
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83config CRYPTO_MANAGER
84 tristate "Cryptographic algorithm manager"
6a0fcbb4 85 select CRYPTO_MANAGER2
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86 help
87 Create default cryptographic template instantiations such as
88 cbc(aes).
89
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90config CRYPTO_MANAGER2
91 def_tristate CRYPTO_MANAGER || (CRYPTO_MANAGER!=n && CRYPTO_ALGAPI=y)
92 select CRYPTO_AEAD2
93 select CRYPTO_HASH2
94 select CRYPTO_BLKCIPHER2
0c01aed5 95 select CRYPTO_PCOMP
6a0fcbb4 96
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97config CRYPTO_GF128MUL
98 tristate "GF(2^128) multiplication functions (EXPERIMENTAL)"
333b0d7e 99 depends on EXPERIMENTAL
333b0d7e 100 help
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101 Efficient table driven implementation of multiplications in the
102 field GF(2^128). This is needed by some cypher modes. This
103 option will be selected automatically if you select such a
104 cipher mode. Only select this option by hand if you expect to load
105 an external module that requires these functions.
333b0d7e 106
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107config CRYPTO_NULL
108 tristate "Null algorithms"
cce9e06d 109 select CRYPTO_ALGAPI
c8620c25 110 select CRYPTO_BLKCIPHER
d35d2454 111 select CRYPTO_HASH
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112 help
113 These are 'Null' algorithms, used by IPsec, which do nothing.
114
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115config CRYPTO_WORKQUEUE
116 tristate
117
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118config CRYPTO_CRYPTD
119 tristate "Software async crypto daemon"
120 select CRYPTO_BLKCIPHER
b8a28251 121 select CRYPTO_HASH
584fffc8 122 select CRYPTO_MANAGER
254eff77 123 select CRYPTO_WORKQUEUE
1da177e4 124 help
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125 This is a generic software asynchronous crypto daemon that
126 converts an arbitrary synchronous software crypto algorithm
127 into an asynchronous algorithm that executes in a kernel thread.
1da177e4 128
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129config CRYPTO_AUTHENC
130 tristate "Authenc support"
131 select CRYPTO_AEAD
132 select CRYPTO_BLKCIPHER
133 select CRYPTO_MANAGER
134 select CRYPTO_HASH
1da177e4 135 help
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136 Authenc: Combined mode wrapper for IPsec.
137 This is required for IPSec.
1da177e4 138
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139config CRYPTO_TEST
140 tristate "Testing module"
141 depends on m
da7f033d 142 select CRYPTO_MANAGER
1da177e4 143 help
584fffc8 144 Quick & dirty crypto test module.
1da177e4 145
584fffc8 146comment "Authenticated Encryption with Associated Data"
cd12fb90 147
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148config CRYPTO_CCM
149 tristate "CCM support"
150 select CRYPTO_CTR
151 select CRYPTO_AEAD
1da177e4 152 help
584fffc8 153 Support for Counter with CBC MAC. Required for IPsec.
1da177e4 154
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155config CRYPTO_GCM
156 tristate "GCM/GMAC support"
157 select CRYPTO_CTR
158 select CRYPTO_AEAD
159 select CRYPTO_GF128MUL
1da177e4 160 help
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161 Support for Galois/Counter Mode (GCM) and Galois Message
162 Authentication Code (GMAC). Required for IPSec.
1da177e4 163
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164config CRYPTO_SEQIV
165 tristate "Sequence Number IV Generator"
166 select CRYPTO_AEAD
167 select CRYPTO_BLKCIPHER
a0f000ec 168 select CRYPTO_RNG
1da177e4 169 help
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170 This IV generator generates an IV based on a sequence number by
171 xoring it with a salt. This algorithm is mainly useful for CTR
1da177e4 172
584fffc8 173comment "Block modes"
c494e070 174
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175config CRYPTO_CBC
176 tristate "CBC support"
db131ef9 177 select CRYPTO_BLKCIPHER
43518407 178 select CRYPTO_MANAGER
db131ef9 179 help
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180 CBC: Cipher Block Chaining mode
181 This block cipher algorithm is required for IPSec.
db131ef9 182
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183config CRYPTO_CTR
184 tristate "CTR support"
db131ef9 185 select CRYPTO_BLKCIPHER
584fffc8 186 select CRYPTO_SEQIV
43518407 187 select CRYPTO_MANAGER
db131ef9 188 help
584fffc8 189 CTR: Counter mode
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190 This block cipher algorithm is required for IPSec.
191
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192config CRYPTO_CTS
193 tristate "CTS support"
194 select CRYPTO_BLKCIPHER
195 help
196 CTS: Cipher Text Stealing
197 This is the Cipher Text Stealing mode as described by
198 Section 8 of rfc2040 and referenced by rfc3962.
199 (rfc3962 includes errata information in its Appendix A)
200 This mode is required for Kerberos gss mechanism support
201 for AES encryption.
202
203config CRYPTO_ECB
204 tristate "ECB support"
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205 select CRYPTO_BLKCIPHER
206 select CRYPTO_MANAGER
91652be5 207 help
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208 ECB: Electronic CodeBook mode
209 This is the simplest block cipher algorithm. It simply encrypts
210 the input block by block.
91652be5 211
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212config CRYPTO_LRW
213 tristate "LRW support (EXPERIMENTAL)"
214 depends on EXPERIMENTAL
215 select CRYPTO_BLKCIPHER
216 select CRYPTO_MANAGER
217 select CRYPTO_GF128MUL
218 help
219 LRW: Liskov Rivest Wagner, a tweakable, non malleable, non movable
220 narrow block cipher mode for dm-crypt. Use it with cipher
221 specification string aes-lrw-benbi, the key must be 256, 320 or 384.
222 The first 128, 192 or 256 bits in the key are used for AES and the
223 rest is used to tie each cipher block to its logical position.
224
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225config CRYPTO_PCBC
226 tristate "PCBC support"
227 select CRYPTO_BLKCIPHER
228 select CRYPTO_MANAGER
229 help
230 PCBC: Propagating Cipher Block Chaining mode
231 This block cipher algorithm is required for RxRPC.
232
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233config CRYPTO_XTS
234 tristate "XTS support (EXPERIMENTAL)"
235 depends on EXPERIMENTAL
236 select CRYPTO_BLKCIPHER
237 select CRYPTO_MANAGER
238 select CRYPTO_GF128MUL
239 help
240 XTS: IEEE1619/D16 narrow block cipher use with aes-xts-plain,
241 key size 256, 384 or 512 bits. This implementation currently
242 can't handle a sectorsize which is not a multiple of 16 bytes.
243
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244comment "Hash modes"
245
246config CRYPTO_HMAC
247 tristate "HMAC support"
248 select CRYPTO_HASH
23e353c8 249 select CRYPTO_MANAGER
23e353c8 250 help
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251 HMAC: Keyed-Hashing for Message Authentication (RFC2104).
252 This is required for IPSec.
23e353c8 253
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254config CRYPTO_XCBC
255 tristate "XCBC support"
256 depends on EXPERIMENTAL
257 select CRYPTO_HASH
258 select CRYPTO_MANAGER
76cb9521 259 help
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260 XCBC: Keyed-Hashing with encryption algorithm
261 http://www.ietf.org/rfc/rfc3566.txt
262 http://csrc.nist.gov/encryption/modes/proposedmodes/
263 xcbc-mac/xcbc-mac-spec.pdf
76cb9521 264
584fffc8 265comment "Digest"
28db8e3e 266
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267config CRYPTO_CRC32C
268 tristate "CRC32c CRC algorithm"
5773a3e6 269 select CRYPTO_HASH
4a49b499 270 help
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271 Castagnoli, et al Cyclic Redundancy-Check Algorithm. Used
272 by iSCSI for header and data digests and by others.
69c35efc 273 See Castagnoli93. Module will be crc32c.
4a49b499 274
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275config CRYPTO_CRC32C_INTEL
276 tristate "CRC32c INTEL hardware acceleration"
277 depends on X86
278 select CRYPTO_HASH
279 help
280 In Intel processor with SSE4.2 supported, the processor will
281 support CRC32C implementation using hardware accelerated CRC32
282 instruction. This option will create 'crc32c-intel' module,
283 which will enable any routine to use the CRC32 instruction to
284 gain performance compared with software implementation.
285 Module will be crc32c-intel.
286
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287config CRYPTO_MD4
288 tristate "MD4 digest algorithm"
808a1763 289 select CRYPTO_HASH
124b53d0 290 help
584fffc8 291 MD4 message digest algorithm (RFC1320).
124b53d0 292
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293config CRYPTO_MD5
294 tristate "MD5 digest algorithm"
14b75ba7 295 select CRYPTO_HASH
1da177e4 296 help
584fffc8 297 MD5 message digest algorithm (RFC1321).
1da177e4 298
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299config CRYPTO_MICHAEL_MIC
300 tristate "Michael MIC keyed digest algorithm"
19e2bf14 301 select CRYPTO_HASH
90831639 302 help
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303 Michael MIC is used for message integrity protection in TKIP
304 (IEEE 802.11i). This algorithm is required for TKIP, but it
305 should not be used for other purposes because of the weakness
306 of the algorithm.
90831639 307
82798f90 308config CRYPTO_RMD128
b6d44341 309 tristate "RIPEMD-128 digest algorithm"
7c4468bc 310 select CRYPTO_HASH
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311 help
312 RIPEMD-128 (ISO/IEC 10118-3:2004).
82798f90 313
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314 RIPEMD-128 is a 128-bit cryptographic hash function. It should only
315 to be used as a secure replacement for RIPEMD. For other use cases
316 RIPEMD-160 should be used.
82798f90 317
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318 Developed by Hans Dobbertin, Antoon Bosselaers and Bart Preneel.
319 See <http://home.esat.kuleuven.be/~bosselae/ripemd160.html>
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320
321config CRYPTO_RMD160
b6d44341 322 tristate "RIPEMD-160 digest algorithm"
e5835fba 323 select CRYPTO_HASH
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324 help
325 RIPEMD-160 (ISO/IEC 10118-3:2004).
82798f90 326
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327 RIPEMD-160 is a 160-bit cryptographic hash function. It is intended
328 to be used as a secure replacement for the 128-bit hash functions
329 MD4, MD5 and it's predecessor RIPEMD
330 (not to be confused with RIPEMD-128).
82798f90 331
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332 It's speed is comparable to SHA1 and there are no known attacks
333 against RIPEMD-160.
534fe2c1 334
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335 Developed by Hans Dobbertin, Antoon Bosselaers and Bart Preneel.
336 See <http://home.esat.kuleuven.be/~bosselae/ripemd160.html>
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337
338config CRYPTO_RMD256
b6d44341 339 tristate "RIPEMD-256 digest algorithm"
d8a5e2e9 340 select CRYPTO_HASH
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341 help
342 RIPEMD-256 is an optional extension of RIPEMD-128 with a
343 256 bit hash. It is intended for applications that require
344 longer hash-results, without needing a larger security level
345 (than RIPEMD-128).
534fe2c1 346
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347 Developed by Hans Dobbertin, Antoon Bosselaers and Bart Preneel.
348 See <http://home.esat.kuleuven.be/~bosselae/ripemd160.html>
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349
350config CRYPTO_RMD320
b6d44341 351 tristate "RIPEMD-320 digest algorithm"
3b8efb4c 352 select CRYPTO_HASH
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353 help
354 RIPEMD-320 is an optional extension of RIPEMD-160 with a
355 320 bit hash. It is intended for applications that require
356 longer hash-results, without needing a larger security level
357 (than RIPEMD-160).
534fe2c1 358
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359 Developed by Hans Dobbertin, Antoon Bosselaers and Bart Preneel.
360 See <http://home.esat.kuleuven.be/~bosselae/ripemd160.html>
82798f90 361
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362config CRYPTO_SHA1
363 tristate "SHA1 digest algorithm"
54ccb367 364 select CRYPTO_HASH
1da177e4 365 help
584fffc8 366 SHA-1 secure hash standard (FIPS 180-1/DFIPS 180-2).
1da177e4 367
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368config CRYPTO_SHA256
369 tristate "SHA224 and SHA256 digest algorithm"
50e109b5 370 select CRYPTO_HASH
1da177e4 371 help
584fffc8 372 SHA256 secure hash standard (DFIPS 180-2).
1da177e4 373
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374 This version of SHA implements a 256 bit hash with 128 bits of
375 security against collision attacks.
2729bb42 376
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377 This code also includes SHA-224, a 224 bit hash with 112 bits
378 of security against collision attacks.
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379
380config CRYPTO_SHA512
381 tristate "SHA384 and SHA512 digest algorithms"
bd9d20db 382 select CRYPTO_HASH
b9f535ff 383 help
584fffc8 384 SHA512 secure hash standard (DFIPS 180-2).
b9f535ff 385
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386 This version of SHA implements a 512 bit hash with 256 bits of
387 security against collision attacks.
b9f535ff 388
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389 This code also includes SHA-384, a 384 bit hash with 192 bits
390 of security against collision attacks.
b9f535ff 391
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392config CRYPTO_TGR192
393 tristate "Tiger digest algorithms"
f63fbd3d 394 select CRYPTO_HASH
eaf44088 395 help
584fffc8 396 Tiger hash algorithm 192, 160 and 128-bit hashes
eaf44088 397
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398 Tiger is a hash function optimized for 64-bit processors while
399 still having decent performance on 32-bit processors.
400 Tiger was developed by Ross Anderson and Eli Biham.
eaf44088
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401
402 See also:
584fffc8 403 <http://www.cs.technion.ac.il/~biham/Reports/Tiger/>.
eaf44088 404
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405config CRYPTO_WP512
406 tristate "Whirlpool digest algorithms"
4946510b 407 select CRYPTO_HASH
1da177e4 408 help
584fffc8 409 Whirlpool hash algorithm 512, 384 and 256-bit hashes
1da177e4 410
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411 Whirlpool-512 is part of the NESSIE cryptographic primitives.
412 Whirlpool will be part of the ISO/IEC 10118-3:2003(E) standard
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413
414 See also:
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415 <http://planeta.terra.com.br/informatica/paulobarreto/WhirlpoolPage.html>
416
417comment "Ciphers"
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418
419config CRYPTO_AES
420 tristate "AES cipher algorithms"
cce9e06d 421 select CRYPTO_ALGAPI
1da177e4 422 help
584fffc8 423 AES cipher algorithms (FIPS-197). AES uses the Rijndael
1da177e4
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424 algorithm.
425
426 Rijndael appears to be consistently a very good performer in
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427 both hardware and software across a wide range of computing
428 environments regardless of its use in feedback or non-feedback
429 modes. Its key setup time is excellent, and its key agility is
430 good. Rijndael's very low memory requirements make it very well
431 suited for restricted-space environments, in which it also
432 demonstrates excellent performance. Rijndael's operations are
433 among the easiest to defend against power and timing attacks.
1da177e4 434
584fffc8 435 The AES specifies three key sizes: 128, 192 and 256 bits
1da177e4
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436
437 See <http://csrc.nist.gov/CryptoToolkit/aes/> for more information.
438
439config CRYPTO_AES_586
440 tristate "AES cipher algorithms (i586)"
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441 depends on (X86 || UML_X86) && !64BIT
442 select CRYPTO_ALGAPI
5157dea8 443 select CRYPTO_AES
1da177e4 444 help
584fffc8 445 AES cipher algorithms (FIPS-197). AES uses the Rijndael
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446 algorithm.
447
448 Rijndael appears to be consistently a very good performer in
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449 both hardware and software across a wide range of computing
450 environments regardless of its use in feedback or non-feedback
451 modes. Its key setup time is excellent, and its key agility is
452 good. Rijndael's very low memory requirements make it very well
453 suited for restricted-space environments, in which it also
454 demonstrates excellent performance. Rijndael's operations are
455 among the easiest to defend against power and timing attacks.
1da177e4 456
584fffc8 457 The AES specifies three key sizes: 128, 192 and 256 bits
a2a892a2
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458
459 See <http://csrc.nist.gov/encryption/aes/> for more information.
460
461config CRYPTO_AES_X86_64
462 tristate "AES cipher algorithms (x86_64)"
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463 depends on (X86 || UML_X86) && 64BIT
464 select CRYPTO_ALGAPI
81190b32 465 select CRYPTO_AES
a2a892a2 466 help
584fffc8 467 AES cipher algorithms (FIPS-197). AES uses the Rijndael
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468 algorithm.
469
470 Rijndael appears to be consistently a very good performer in
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471 both hardware and software across a wide range of computing
472 environments regardless of its use in feedback or non-feedback
473 modes. Its key setup time is excellent, and its key agility is
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474 good. Rijndael's very low memory requirements make it very well
475 suited for restricted-space environments, in which it also
476 demonstrates excellent performance. Rijndael's operations are
477 among the easiest to defend against power and timing attacks.
478
479 The AES specifies three key sizes: 128, 192 and 256 bits
480
481 See <http://csrc.nist.gov/encryption/aes/> for more information.
482
483config CRYPTO_AES_NI_INTEL
484 tristate "AES cipher algorithms (AES-NI)"
485 depends on (X86 || UML_X86) && 64BIT
486 select CRYPTO_AES_X86_64
487 select CRYPTO_CRYPTD
488 select CRYPTO_ALGAPI
489 help
490 Use Intel AES-NI instructions for AES algorithm.
491
492 AES cipher algorithms (FIPS-197). AES uses the Rijndael
493 algorithm.
494
495 Rijndael appears to be consistently a very good performer in
496 both hardware and software across a wide range of computing
497 environments regardless of its use in feedback or non-feedback
498 modes. Its key setup time is excellent, and its key agility is
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SS
499 good. Rijndael's very low memory requirements make it very well
500 suited for restricted-space environments, in which it also
501 demonstrates excellent performance. Rijndael's operations are
502 among the easiest to defend against power and timing attacks.
a2a892a2 503
584fffc8 504 The AES specifies three key sizes: 128, 192 and 256 bits
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505
506 See <http://csrc.nist.gov/encryption/aes/> for more information.
507
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508config CRYPTO_ANUBIS
509 tristate "Anubis cipher algorithm"
510 select CRYPTO_ALGAPI
511 help
512 Anubis cipher algorithm.
513
514 Anubis is a variable key length cipher which can use keys from
515 128 bits to 320 bits in length. It was evaluated as a entrant
516 in the NESSIE competition.
517
518 See also:
519 <https://www.cosic.esat.kuleuven.ac.be/nessie/reports/>
520 <http://planeta.terra.com.br/informatica/paulobarreto/AnubisPage.html>
521
522config CRYPTO_ARC4
523 tristate "ARC4 cipher algorithm"
524 select CRYPTO_ALGAPI
525 help
526 ARC4 cipher algorithm.
527
528 ARC4 is a stream cipher using keys ranging from 8 bits to 2048
529 bits in length. This algorithm is required for driver-based
530 WEP, but it should not be for other purposes because of the
531 weakness of the algorithm.
532
533config CRYPTO_BLOWFISH
534 tristate "Blowfish cipher algorithm"
535 select CRYPTO_ALGAPI
536 help
537 Blowfish cipher algorithm, by Bruce Schneier.
538
539 This is a variable key length cipher which can use keys from 32
540 bits to 448 bits in length. It's fast, simple and specifically
541 designed for use on "large microprocessors".
542
543 See also:
544 <http://www.schneier.com/blowfish.html>
545
546config CRYPTO_CAMELLIA
547 tristate "Camellia cipher algorithms"
548 depends on CRYPTO
549 select CRYPTO_ALGAPI
550 help
551 Camellia cipher algorithms module.
552
553 Camellia is a symmetric key block cipher developed jointly
554 at NTT and Mitsubishi Electric Corporation.
555
556 The Camellia specifies three key sizes: 128, 192 and 256 bits.
557
558 See also:
559 <https://info.isl.ntt.co.jp/crypt/eng/camellia/index_s.html>
560
1da177e4
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561config CRYPTO_CAST5
562 tristate "CAST5 (CAST-128) cipher algorithm"
cce9e06d 563 select CRYPTO_ALGAPI
1da177e4
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564 help
565 The CAST5 encryption algorithm (synonymous with CAST-128) is
566 described in RFC2144.
567
568config CRYPTO_CAST6
569 tristate "CAST6 (CAST-256) cipher algorithm"
cce9e06d 570 select CRYPTO_ALGAPI
1da177e4
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571 help
572 The CAST6 encryption algorithm (synonymous with CAST-256) is
573 described in RFC2612.
574
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575config CRYPTO_DES
576 tristate "DES and Triple DES EDE cipher algorithms"
cce9e06d 577 select CRYPTO_ALGAPI
1da177e4 578 help
584fffc8 579 DES cipher algorithm (FIPS 46-2), and Triple DES EDE (FIPS 46-3).
fb4f10ed 580
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581config CRYPTO_FCRYPT
582 tristate "FCrypt cipher algorithm"
cce9e06d 583 select CRYPTO_ALGAPI
584fffc8 584 select CRYPTO_BLKCIPHER
1da177e4 585 help
584fffc8 586 FCrypt algorithm used by RxRPC.
1da177e4
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587
588config CRYPTO_KHAZAD
589 tristate "Khazad cipher algorithm"
cce9e06d 590 select CRYPTO_ALGAPI
1da177e4
LT
591 help
592 Khazad cipher algorithm.
593
594 Khazad was a finalist in the initial NESSIE competition. It is
595 an algorithm optimized for 64-bit processors with good performance
596 on 32-bit processors. Khazad uses an 128 bit key size.
597
598 See also:
599 <http://planeta.terra.com.br/informatica/paulobarreto/KhazadPage.html>
600
2407d608
TSH
601config CRYPTO_SALSA20
602 tristate "Salsa20 stream cipher algorithm (EXPERIMENTAL)"
603 depends on EXPERIMENTAL
604 select CRYPTO_BLKCIPHER
605 help
606 Salsa20 stream cipher algorithm.
607
608 Salsa20 is a stream cipher submitted to eSTREAM, the ECRYPT
609 Stream Cipher Project. See <http://www.ecrypt.eu.org/stream/>
974e4b75
TSH
610
611 The Salsa20 stream cipher algorithm is designed by Daniel J.
612 Bernstein <djb@cr.yp.to>. See <http://cr.yp.to/snuffle.html>
613
614config CRYPTO_SALSA20_586
615 tristate "Salsa20 stream cipher algorithm (i586) (EXPERIMENTAL)"
616 depends on (X86 || UML_X86) && !64BIT
617 depends on EXPERIMENTAL
618 select CRYPTO_BLKCIPHER
974e4b75
TSH
619 help
620 Salsa20 stream cipher algorithm.
621
622 Salsa20 is a stream cipher submitted to eSTREAM, the ECRYPT
623 Stream Cipher Project. See <http://www.ecrypt.eu.org/stream/>
9a7dafbb
TSH
624
625 The Salsa20 stream cipher algorithm is designed by Daniel J.
626 Bernstein <djb@cr.yp.to>. See <http://cr.yp.to/snuffle.html>
627
628config CRYPTO_SALSA20_X86_64
629 tristate "Salsa20 stream cipher algorithm (x86_64) (EXPERIMENTAL)"
630 depends on (X86 || UML_X86) && 64BIT
631 depends on EXPERIMENTAL
632 select CRYPTO_BLKCIPHER
9a7dafbb
TSH
633 help
634 Salsa20 stream cipher algorithm.
635
636 Salsa20 is a stream cipher submitted to eSTREAM, the ECRYPT
637 Stream Cipher Project. See <http://www.ecrypt.eu.org/stream/>
2407d608
TSH
638
639 The Salsa20 stream cipher algorithm is designed by Daniel J.
640 Bernstein <djb@cr.yp.to>. See <http://cr.yp.to/snuffle.html>
1da177e4 641
584fffc8
SS
642config CRYPTO_SEED
643 tristate "SEED cipher algorithm"
cce9e06d 644 select CRYPTO_ALGAPI
1da177e4 645 help
584fffc8 646 SEED cipher algorithm (RFC4269).
1da177e4 647
584fffc8
SS
648 SEED is a 128-bit symmetric key block cipher that has been
649 developed by KISA (Korea Information Security Agency) as a
650 national standard encryption algorithm of the Republic of Korea.
651 It is a 16 round block cipher with the key size of 128 bit.
652
653 See also:
654 <http://www.kisa.or.kr/kisa/seed/jsp/seed_eng.jsp>
655
656config CRYPTO_SERPENT
657 tristate "Serpent cipher algorithm"
cce9e06d 658 select CRYPTO_ALGAPI
1da177e4 659 help
584fffc8 660 Serpent cipher algorithm, by Anderson, Biham & Knudsen.
1da177e4 661
584fffc8
SS
662 Keys are allowed to be from 0 to 256 bits in length, in steps
663 of 8 bits. Also includes the 'Tnepres' algorithm, a reversed
664 variant of Serpent for compatibility with old kerneli.org code.
665
666 See also:
667 <http://www.cl.cam.ac.uk/~rja14/serpent.html>
668
669config CRYPTO_TEA
670 tristate "TEA, XTEA and XETA cipher algorithms"
cce9e06d 671 select CRYPTO_ALGAPI
1da177e4 672 help
584fffc8 673 TEA cipher algorithm.
1da177e4 674
584fffc8
SS
675 Tiny Encryption Algorithm is a simple cipher that uses
676 many rounds for security. It is very fast and uses
677 little memory.
678
679 Xtendend Tiny Encryption Algorithm is a modification to
680 the TEA algorithm to address a potential key weakness
681 in the TEA algorithm.
682
683 Xtendend Encryption Tiny Algorithm is a mis-implementation
684 of the XTEA algorithm for compatibility purposes.
685
686config CRYPTO_TWOFISH
687 tristate "Twofish cipher algorithm"
04ac7db3 688 select CRYPTO_ALGAPI
584fffc8 689 select CRYPTO_TWOFISH_COMMON
04ac7db3 690 help
584fffc8 691 Twofish cipher algorithm.
04ac7db3 692
584fffc8
SS
693 Twofish was submitted as an AES (Advanced Encryption Standard)
694 candidate cipher by researchers at CounterPane Systems. It is a
695 16 round block cipher supporting key sizes of 128, 192, and 256
696 bits.
04ac7db3 697
584fffc8
SS
698 See also:
699 <http://www.schneier.com/twofish.html>
700
701config CRYPTO_TWOFISH_COMMON
702 tristate
703 help
704 Common parts of the Twofish cipher algorithm shared by the
705 generic c and the assembler implementations.
706
707config CRYPTO_TWOFISH_586
708 tristate "Twofish cipher algorithms (i586)"
709 depends on (X86 || UML_X86) && !64BIT
710 select CRYPTO_ALGAPI
711 select CRYPTO_TWOFISH_COMMON
712 help
713 Twofish cipher algorithm.
714
715 Twofish was submitted as an AES (Advanced Encryption Standard)
716 candidate cipher by researchers at CounterPane Systems. It is a
717 16 round block cipher supporting key sizes of 128, 192, and 256
718 bits.
04ac7db3
NT
719
720 See also:
584fffc8 721 <http://www.schneier.com/twofish.html>
04ac7db3 722
584fffc8
SS
723config CRYPTO_TWOFISH_X86_64
724 tristate "Twofish cipher algorithm (x86_64)"
725 depends on (X86 || UML_X86) && 64BIT
cce9e06d 726 select CRYPTO_ALGAPI
584fffc8 727 select CRYPTO_TWOFISH_COMMON
1da177e4 728 help
584fffc8 729 Twofish cipher algorithm (x86_64).
1da177e4 730
584fffc8
SS
731 Twofish was submitted as an AES (Advanced Encryption Standard)
732 candidate cipher by researchers at CounterPane Systems. It is a
733 16 round block cipher supporting key sizes of 128, 192, and 256
734 bits.
735
736 See also:
737 <http://www.schneier.com/twofish.html>
738
739comment "Compression"
740
741config CRYPTO_DEFLATE
742 tristate "Deflate compression algorithm"
743 select CRYPTO_ALGAPI
744 select ZLIB_INFLATE
745 select ZLIB_DEFLATE
3c09f17c 746 help
584fffc8
SS
747 This is the Deflate algorithm (RFC1951), specified for use in
748 IPSec with the IPCOMP protocol (RFC3173, RFC2394).
749
750 You will most probably want this if using IPSec.
3c09f17c 751
bf68e65e
GU
752config CRYPTO_ZLIB
753 tristate "Zlib compression algorithm"
754 select CRYPTO_PCOMP
755 select ZLIB_INFLATE
756 select ZLIB_DEFLATE
757 select NLATTR
758 help
759 This is the zlib algorithm.
760
0b77abb3
ZS
761config CRYPTO_LZO
762 tristate "LZO compression algorithm"
763 select CRYPTO_ALGAPI
764 select LZO_COMPRESS
765 select LZO_DECOMPRESS
766 help
767 This is the LZO algorithm.
768
17f0f4a4
NH
769comment "Random Number Generation"
770
771config CRYPTO_ANSI_CPRNG
772 tristate "Pseudo Random Number Generation for Cryptographic modules"
773 select CRYPTO_AES
774 select CRYPTO_RNG
775 select CRYPTO_FIPS
776 help
777 This option enables the generic pseudo random number generator
778 for cryptographic modules. Uses the Algorithm specified in
779 ANSI X9.31 A.2.4
780
1da177e4 781source "drivers/crypto/Kconfig"
1da177e4 782
cce9e06d 783endif # if CRYPTO