From 584fffc8b1965cc09ebc4b7608bafcbf12ad5244 Mon Sep 17 00:00:00 2001 From: Sebastian Siewior Date: Sat, 5 Apr 2008 21:04:48 +0800 Subject: [PATCH] [CRYPTO] kconfig: Ordering cleanup Ciphers, block modes, name it, are grouped together and sorted. Signed-off-by: Sebastian Siewior Signed-off-by: Herbert Xu --- crypto/Kconfig | 755 +++++++++++++++++++++++++------------------------ 1 file changed, 384 insertions(+), 371 deletions(-) diff --git a/crypto/Kconfig b/crypto/Kconfig index edd00c5307a4..864456c140fe 100644 --- a/crypto/Kconfig +++ b/crypto/Kconfig @@ -19,6 +19,8 @@ menuconfig CRYPTO if CRYPTO +comment "Crypto core or helper" + config CRYPTO_ALGAPI tristate help @@ -32,15 +34,6 @@ config CRYPTO_BLKCIPHER tristate select CRYPTO_ALGAPI -config CRYPTO_SEQIV - tristate "Sequence Number IV Generator" - select CRYPTO_AEAD - select CRYPTO_BLKCIPHER - help - This IV generator generates an IV based on a sequence number by - xoring it with a salt. This algorithm is mainly useful for CTR - and similar modes. - config CRYPTO_HASH tristate select CRYPTO_ALGAPI @@ -52,99 +45,6 @@ config CRYPTO_MANAGER Create default cryptographic template instantiations such as cbc(aes). -config CRYPTO_HMAC - tristate "HMAC support" - select CRYPTO_HASH - select CRYPTO_MANAGER - help - HMAC: Keyed-Hashing for Message Authentication (RFC2104). - This is required for IPSec. - -config CRYPTO_XCBC - tristate "XCBC support" - depends on EXPERIMENTAL - select CRYPTO_HASH - select CRYPTO_MANAGER - help - XCBC: Keyed-Hashing with encryption algorithm - http://www.ietf.org/rfc/rfc3566.txt - http://csrc.nist.gov/encryption/modes/proposedmodes/ - xcbc-mac/xcbc-mac-spec.pdf - -config CRYPTO_NULL - tristate "Null algorithms" - select CRYPTO_ALGAPI - select CRYPTO_BLKCIPHER - help - These are 'Null' algorithms, used by IPsec, which do nothing. - -config CRYPTO_MD4 - tristate "MD4 digest algorithm" - select CRYPTO_ALGAPI - help - MD4 message digest algorithm (RFC1320). - -config CRYPTO_MD5 - tristate "MD5 digest algorithm" - select CRYPTO_ALGAPI - help - MD5 message digest algorithm (RFC1321). - -config CRYPTO_SHA1 - tristate "SHA1 digest algorithm" - select CRYPTO_ALGAPI - help - SHA-1 secure hash standard (FIPS 180-1/DFIPS 180-2). - -config CRYPTO_SHA256 - tristate "SHA224 and SHA256 digest algorithm" - select CRYPTO_ALGAPI - help - SHA256 secure hash standard (DFIPS 180-2). - - This version of SHA implements a 256 bit hash with 128 bits of - security against collision attacks. - - This code also includes SHA-224, a 224 bit hash with 112 bits - of security against collision attacks. - -config CRYPTO_SHA512 - tristate "SHA384 and SHA512 digest algorithms" - select CRYPTO_ALGAPI - help - SHA512 secure hash standard (DFIPS 180-2). - - This version of SHA implements a 512 bit hash with 256 bits of - security against collision attacks. - - This code also includes SHA-384, a 384 bit hash with 192 bits - of security against collision attacks. - -config CRYPTO_WP512 - tristate "Whirlpool digest algorithms" - select CRYPTO_ALGAPI - help - Whirlpool hash algorithm 512, 384 and 256-bit hashes - - Whirlpool-512 is part of the NESSIE cryptographic primitives. - Whirlpool will be part of the ISO/IEC 10118-3:2003(E) standard - - See also: - - -config CRYPTO_TGR192 - tristate "Tiger digest algorithms" - select CRYPTO_ALGAPI - help - Tiger hash algorithm 192, 160 and 128-bit hashes - - Tiger is a hash function optimized for 64-bit processors while - still having decent performance on 32-bit processors. - Tiger was developed by Ross Anderson and Eli Biham. - - See also: - . - config CRYPTO_GF128MUL tristate "GF(2^128) multiplication functions (EXPERIMENTAL)" depends on EXPERIMENTAL @@ -155,14 +55,68 @@ config CRYPTO_GF128MUL cipher mode. Only select this option by hand if you expect to load an external module that requires these functions. -config CRYPTO_ECB - tristate "ECB support" +config CRYPTO_NULL + tristate "Null algorithms" + select CRYPTO_ALGAPI + select CRYPTO_BLKCIPHER + help + These are 'Null' algorithms, used by IPsec, which do nothing. + +config CRYPTO_CRYPTD + tristate "Software async crypto daemon" select CRYPTO_BLKCIPHER select CRYPTO_MANAGER help - ECB: Electronic CodeBook mode - This is the simplest block cipher algorithm. It simply encrypts - the input block by block. + This is a generic software asynchronous crypto daemon that + converts an arbitrary synchronous software crypto algorithm + into an asynchronous algorithm that executes in a kernel thread. + +config CRYPTO_AUTHENC + tristate "Authenc support" + select CRYPTO_AEAD + select CRYPTO_BLKCIPHER + select CRYPTO_MANAGER + select CRYPTO_HASH + help + Authenc: Combined mode wrapper for IPsec. + This is required for IPSec. + +config CRYPTO_TEST + tristate "Testing module" + depends on m + select CRYPTO_ALGAPI + select CRYPTO_AEAD + select CRYPTO_BLKCIPHER + help + Quick & dirty crypto test module. + +comment "Authenticated Encryption with Associated Data" + +config CRYPTO_CCM + tristate "CCM support" + select CRYPTO_CTR + select CRYPTO_AEAD + help + Support for Counter with CBC MAC. Required for IPsec. + +config CRYPTO_GCM + tristate "GCM/GMAC support" + select CRYPTO_CTR + select CRYPTO_AEAD + select CRYPTO_GF128MUL + help + Support for Galois/Counter Mode (GCM) and Galois Message + Authentication Code (GMAC). Required for IPSec. + +config CRYPTO_SEQIV + tristate "Sequence Number IV Generator" + select CRYPTO_AEAD + select CRYPTO_BLKCIPHER + help + This IV generator generates an IV based on a sequence number by + xoring it with a salt. This algorithm is mainly useful for CTR + +comment "Block modes" config CRYPTO_CBC tristate "CBC support" @@ -172,38 +126,6 @@ config CRYPTO_CBC CBC: Cipher Block Chaining mode This block cipher algorithm is required for IPSec. -config CRYPTO_PCBC - tristate "PCBC support" - select CRYPTO_BLKCIPHER - select CRYPTO_MANAGER - help - PCBC: Propagating Cipher Block Chaining mode - This block cipher algorithm is required for RxRPC. - -config CRYPTO_LRW - tristate "LRW support (EXPERIMENTAL)" - depends on EXPERIMENTAL - select CRYPTO_BLKCIPHER - select CRYPTO_MANAGER - select CRYPTO_GF128MUL - help - LRW: Liskov Rivest Wagner, a tweakable, non malleable, non movable - narrow block cipher mode for dm-crypt. Use it with cipher - specification string aes-lrw-benbi, the key must be 256, 320 or 384. - The first 128, 192 or 256 bits in the key are used for AES and the - rest is used to tie each cipher block to its logical position. - -config CRYPTO_XTS - tristate "XTS support (EXPERIMENTAL)" - depends on EXPERIMENTAL - select CRYPTO_BLKCIPHER - select CRYPTO_MANAGER - select CRYPTO_GF128MUL - help - XTS: IEEE1619/D16 narrow block cipher use with aes-xts-plain, - key size 256, 384 or 512 bits. This implementation currently - can't handle a sectorsize which is not a multiple of 16 bytes. - config CRYPTO_CTR tristate "CTR support" select CRYPTO_BLKCIPHER @@ -224,140 +146,175 @@ config CRYPTO_CTS This mode is required for Kerberos gss mechanism support for AES encryption. -config CRYPTO_GCM - tristate "GCM/GMAC support" - select CRYPTO_CTR - select CRYPTO_AEAD - select CRYPTO_GF128MUL - help - Support for Galois/Counter Mode (GCM) and Galois Message - Authentication Code (GMAC). Required for IPSec. - -config CRYPTO_CCM - tristate "CCM support" - select CRYPTO_CTR - select CRYPTO_AEAD - help - Support for Counter with CBC MAC. Required for IPsec. - -config CRYPTO_CRYPTD - tristate "Software async crypto daemon" +config CRYPTO_ECB + tristate "ECB support" select CRYPTO_BLKCIPHER select CRYPTO_MANAGER help - This is a generic software asynchronous crypto daemon that - converts an arbitrary synchronous software crypto algorithm - into an asynchronous algorithm that executes in a kernel thread. + ECB: Electronic CodeBook mode + This is the simplest block cipher algorithm. It simply encrypts + the input block by block. -config CRYPTO_DES - tristate "DES and Triple DES EDE cipher algorithms" - select CRYPTO_ALGAPI - help - DES cipher algorithm (FIPS 46-2), and Triple DES EDE (FIPS 46-3). - -config CRYPTO_FCRYPT - tristate "FCrypt cipher algorithm" - select CRYPTO_ALGAPI +config CRYPTO_LRW + tristate "LRW support (EXPERIMENTAL)" + depends on EXPERIMENTAL select CRYPTO_BLKCIPHER + select CRYPTO_MANAGER + select CRYPTO_GF128MUL help - FCrypt algorithm used by RxRPC. + LRW: Liskov Rivest Wagner, a tweakable, non malleable, non movable + narrow block cipher mode for dm-crypt. Use it with cipher + specification string aes-lrw-benbi, the key must be 256, 320 or 384. + The first 128, 192 or 256 bits in the key are used for AES and the + rest is used to tie each cipher block to its logical position. -config CRYPTO_BLOWFISH - tristate "Blowfish cipher algorithm" +config CRYPTO_PCBC + tristate "PCBC support" + select CRYPTO_BLKCIPHER + select CRYPTO_MANAGER + help + PCBC: Propagating Cipher Block Chaining mode + This block cipher algorithm is required for RxRPC. + +config CRYPTO_XTS + tristate "XTS support (EXPERIMENTAL)" + depends on EXPERIMENTAL + select CRYPTO_BLKCIPHER + select CRYPTO_MANAGER + select CRYPTO_GF128MUL + help + XTS: IEEE1619/D16 narrow block cipher use with aes-xts-plain, + key size 256, 384 or 512 bits. This implementation currently + can't handle a sectorsize which is not a multiple of 16 bytes. + +comment "Hash modes" + +config CRYPTO_HMAC + tristate "HMAC support" + select CRYPTO_HASH + select CRYPTO_MANAGER + help + HMAC: Keyed-Hashing for Message Authentication (RFC2104). + This is required for IPSec. + +config CRYPTO_XCBC + tristate "XCBC support" + depends on EXPERIMENTAL + select CRYPTO_HASH + select CRYPTO_MANAGER + help + XCBC: Keyed-Hashing with encryption algorithm + http://www.ietf.org/rfc/rfc3566.txt + http://csrc.nist.gov/encryption/modes/proposedmodes/ + xcbc-mac/xcbc-mac-spec.pdf + +comment "Digest" + +config CRYPTO_CRC32C + tristate "CRC32c CRC algorithm" + select CRYPTO_ALGAPI + select LIBCRC32C + help + Castagnoli, et al Cyclic Redundancy-Check Algorithm. Used + by iSCSI for header and data digests and by others. + See Castagnoli93. This implementation uses lib/libcrc32c. + Module will be crc32c. + +config CRYPTO_MD4 + tristate "MD4 digest algorithm" select CRYPTO_ALGAPI help - Blowfish cipher algorithm, by Bruce Schneier. - - This is a variable key length cipher which can use keys from 32 - bits to 448 bits in length. It's fast, simple and specifically - designed for use on "large microprocessors". - - See also: - + MD4 message digest algorithm (RFC1320). -config CRYPTO_TWOFISH - tristate "Twofish cipher algorithm" - select CRYPTO_ALGAPI - select CRYPTO_TWOFISH_COMMON - help - Twofish cipher algorithm. - - Twofish was submitted as an AES (Advanced Encryption Standard) - candidate cipher by researchers at CounterPane Systems. It is a - 16 round block cipher supporting key sizes of 128, 192, and 256 - bits. - - See also: - - -config CRYPTO_TWOFISH_COMMON - tristate - help - Common parts of the Twofish cipher algorithm shared by the - generic c and the assembler implementations. - -config CRYPTO_TWOFISH_586 - tristate "Twofish cipher algorithms (i586)" - depends on (X86 || UML_X86) && !64BIT - select CRYPTO_ALGAPI - select CRYPTO_TWOFISH_COMMON - help - Twofish cipher algorithm. - - Twofish was submitted as an AES (Advanced Encryption Standard) - candidate cipher by researchers at CounterPane Systems. It is a - 16 round block cipher supporting key sizes of 128, 192, and 256 - bits. - - See also: - - -config CRYPTO_TWOFISH_X86_64 - tristate "Twofish cipher algorithm (x86_64)" - depends on (X86 || UML_X86) && 64BIT - select CRYPTO_ALGAPI - select CRYPTO_TWOFISH_COMMON - help - Twofish cipher algorithm (x86_64). - - Twofish was submitted as an AES (Advanced Encryption Standard) - candidate cipher by researchers at CounterPane Systems. It is a - 16 round block cipher supporting key sizes of 128, 192, and 256 - bits. - - See also: - - -config CRYPTO_SERPENT - tristate "Serpent cipher algorithm" +config CRYPTO_MD5 + tristate "MD5 digest algorithm" select CRYPTO_ALGAPI help - Serpent cipher algorithm, by Anderson, Biham & Knudsen. + MD5 message digest algorithm (RFC1321). - Keys are allowed to be from 0 to 256 bits in length, in steps - of 8 bits. Also includes the 'Tnepres' algorithm, a reversed - variant of Serpent for compatibility with old kerneli.org code. +config CRYPTO_MICHAEL_MIC + tristate "Michael MIC keyed digest algorithm" + select CRYPTO_ALGAPI + help + Michael MIC is used for message integrity protection in TKIP + (IEEE 802.11i). This algorithm is required for TKIP, but it + should not be used for other purposes because of the weakness + of the algorithm. + +config CRYPTO_SHA1 + tristate "SHA1 digest algorithm" + select CRYPTO_ALGAPI + help + SHA-1 secure hash standard (FIPS 180-1/DFIPS 180-2). + +config CRYPTO_SHA256 + tristate "SHA224 and SHA256 digest algorithm" + select CRYPTO_ALGAPI + help + SHA256 secure hash standard (DFIPS 180-2). + + This version of SHA implements a 256 bit hash with 128 bits of + security against collision attacks. + + This code also includes SHA-224, a 224 bit hash with 112 bits + of security against collision attacks. + +config CRYPTO_SHA512 + tristate "SHA384 and SHA512 digest algorithms" + select CRYPTO_ALGAPI + help + SHA512 secure hash standard (DFIPS 180-2). + + This version of SHA implements a 512 bit hash with 256 bits of + security against collision attacks. + + This code also includes SHA-384, a 384 bit hash with 192 bits + of security against collision attacks. + +config CRYPTO_TGR192 + tristate "Tiger digest algorithms" + select CRYPTO_ALGAPI + help + Tiger hash algorithm 192, 160 and 128-bit hashes + + Tiger is a hash function optimized for 64-bit processors while + still having decent performance on 32-bit processors. + Tiger was developed by Ross Anderson and Eli Biham. See also: - + . + +config CRYPTO_WP512 + tristate "Whirlpool digest algorithms" + select CRYPTO_ALGAPI + help + Whirlpool hash algorithm 512, 384 and 256-bit hashes + + Whirlpool-512 is part of the NESSIE cryptographic primitives. + Whirlpool will be part of the ISO/IEC 10118-3:2003(E) standard + + See also: + + +comment "Ciphers" config CRYPTO_AES tristate "AES cipher algorithms" select CRYPTO_ALGAPI help - AES cipher algorithms (FIPS-197). AES uses the Rijndael + AES cipher algorithms (FIPS-197). AES uses the Rijndael algorithm. Rijndael appears to be consistently a very good performer in - both hardware and software across a wide range of computing - environments regardless of its use in feedback or non-feedback - modes. Its key setup time is excellent, and its key agility is - good. Rijndael's very low memory requirements make it very well - suited for restricted-space environments, in which it also - demonstrates excellent performance. Rijndael's operations are - among the easiest to defend against power and timing attacks. + both hardware and software across a wide range of computing + environments regardless of its use in feedback or non-feedback + modes. Its key setup time is excellent, and its key agility is + good. Rijndael's very low memory requirements make it very well + suited for restricted-space environments, in which it also + demonstrates excellent performance. Rijndael's operations are + among the easiest to defend against power and timing attacks. - The AES specifies three key sizes: 128, 192 and 256 bits + The AES specifies three key sizes: 128, 192 and 256 bits See for more information. @@ -367,19 +324,19 @@ config CRYPTO_AES_586 select CRYPTO_ALGAPI select CRYPTO_AES help - AES cipher algorithms (FIPS-197). AES uses the Rijndael + AES cipher algorithms (FIPS-197). AES uses the Rijndael algorithm. Rijndael appears to be consistently a very good performer in - both hardware and software across a wide range of computing - environments regardless of its use in feedback or non-feedback - modes. Its key setup time is excellent, and its key agility is - good. Rijndael's very low memory requirements make it very well - suited for restricted-space environments, in which it also - demonstrates excellent performance. Rijndael's operations are - among the easiest to defend against power and timing attacks. + both hardware and software across a wide range of computing + environments regardless of its use in feedback or non-feedback + modes. Its key setup time is excellent, and its key agility is + good. Rijndael's very low memory requirements make it very well + suited for restricted-space environments, in which it also + demonstrates excellent performance. Rijndael's operations are + among the easiest to defend against power and timing attacks. - The AES specifies three key sizes: 128, 192 and 256 bits + The AES specifies three key sizes: 128, 192 and 256 bits See for more information. @@ -389,22 +346,75 @@ config CRYPTO_AES_X86_64 select CRYPTO_ALGAPI select CRYPTO_AES help - AES cipher algorithms (FIPS-197). AES uses the Rijndael + AES cipher algorithms (FIPS-197). AES uses the Rijndael algorithm. Rijndael appears to be consistently a very good performer in - both hardware and software across a wide range of computing - environments regardless of its use in feedback or non-feedback - modes. Its key setup time is excellent, and its key agility is - good. Rijndael's very low memory requirements make it very well - suited for restricted-space environments, in which it also - demonstrates excellent performance. Rijndael's operations are - among the easiest to defend against power and timing attacks. + both hardware and software across a wide range of computing + environments regardless of its use in feedback or non-feedback + modes. Its key setup time is excellent, and its key agility is + good. Rijndael's very low memory requirements make it very well + suited for restricted-space environments, in which it also + demonstrates excellent performance. Rijndael's operations are + among the easiest to defend against power and timing attacks. - The AES specifies three key sizes: 128, 192 and 256 bits + The AES specifies three key sizes: 128, 192 and 256 bits See for more information. +config CRYPTO_ANUBIS + tristate "Anubis cipher algorithm" + select CRYPTO_ALGAPI + help + Anubis cipher algorithm. + + Anubis is a variable key length cipher which can use keys from + 128 bits to 320 bits in length. It was evaluated as a entrant + in the NESSIE competition. + + See also: + + + +config CRYPTO_ARC4 + tristate "ARC4 cipher algorithm" + select CRYPTO_ALGAPI + help + ARC4 cipher algorithm. + + ARC4 is a stream cipher using keys ranging from 8 bits to 2048 + bits in length. This algorithm is required for driver-based + WEP, but it should not be for other purposes because of the + weakness of the algorithm. + +config CRYPTO_BLOWFISH + tristate "Blowfish cipher algorithm" + select CRYPTO_ALGAPI + help + Blowfish cipher algorithm, by Bruce Schneier. + + This is a variable key length cipher which can use keys from 32 + bits to 448 bits in length. It's fast, simple and specifically + designed for use on "large microprocessors". + + See also: + + +config CRYPTO_CAMELLIA + tristate "Camellia cipher algorithms" + depends on CRYPTO + select CRYPTO_ALGAPI + help + Camellia cipher algorithms module. + + Camellia is a symmetric key block cipher developed jointly + at NTT and Mitsubishi Electric Corporation. + + The Camellia specifies three key sizes: 128, 192 and 256 bits. + + See also: + + config CRYPTO_CAST5 tristate "CAST5 (CAST-128) cipher algorithm" select CRYPTO_ALGAPI @@ -419,33 +429,18 @@ config CRYPTO_CAST6 The CAST6 encryption algorithm (synonymous with CAST-256) is described in RFC2612. -config CRYPTO_TEA - tristate "TEA, XTEA and XETA cipher algorithms" +config CRYPTO_DES + tristate "DES and Triple DES EDE cipher algorithms" select CRYPTO_ALGAPI help - TEA cipher algorithm. + DES cipher algorithm (FIPS 46-2), and Triple DES EDE (FIPS 46-3). - Tiny Encryption Algorithm is a simple cipher that uses - many rounds for security. It is very fast and uses - little memory. - - Xtendend Tiny Encryption Algorithm is a modification to - the TEA algorithm to address a potential key weakness - in the TEA algorithm. - - Xtendend Encryption Tiny Algorithm is a mis-implementation - of the XTEA algorithm for compatibility purposes. - -config CRYPTO_ARC4 - tristate "ARC4 cipher algorithm" +config CRYPTO_FCRYPT + tristate "FCrypt cipher algorithm" select CRYPTO_ALGAPI + select CRYPTO_BLKCIPHER help - ARC4 cipher algorithm. - - ARC4 is a stream cipher using keys ranging from 8 bits to 2048 - bits in length. This algorithm is required for driver-based - WEP, but it should not be for other purposes because of the - weakness of the algorithm. + FCrypt algorithm used by RxRPC. config CRYPTO_KHAZAD tristate "Khazad cipher algorithm" @@ -460,34 +455,6 @@ config CRYPTO_KHAZAD See also: -config CRYPTO_ANUBIS - tristate "Anubis cipher algorithm" - select CRYPTO_ALGAPI - help - Anubis cipher algorithm. - - Anubis is a variable key length cipher which can use keys from - 128 bits to 320 bits in length. It was evaluated as a entrant - in the NESSIE competition. - - See also: - - - -config CRYPTO_SEED - tristate "SEED cipher algorithm" - select CRYPTO_ALGAPI - help - SEED cipher algorithm (RFC4269). - - SEED is a 128-bit symmetric key block cipher that has been - developed by KISA (Korea Information Security Agency) as a - national standard encryption algorithm of the Republic of Korea. - It is a 16 round block cipher with the key size of 128 bit. - - See also: - - config CRYPTO_SALSA20 tristate "Salsa20 stream cipher algorithm (EXPERIMENTAL)" depends on EXPERIMENTAL @@ -529,6 +496,105 @@ config CRYPTO_SALSA20_X86_64 The Salsa20 stream cipher algorithm is designed by Daniel J. Bernstein . See +config CRYPTO_SEED + tristate "SEED cipher algorithm" + select CRYPTO_ALGAPI + help + SEED cipher algorithm (RFC4269). + + SEED is a 128-bit symmetric key block cipher that has been + developed by KISA (Korea Information Security Agency) as a + national standard encryption algorithm of the Republic of Korea. + It is a 16 round block cipher with the key size of 128 bit. + + See also: + + +config CRYPTO_SERPENT + tristate "Serpent cipher algorithm" + select CRYPTO_ALGAPI + help + Serpent cipher algorithm, by Anderson, Biham & Knudsen. + + Keys are allowed to be from 0 to 256 bits in length, in steps + of 8 bits. Also includes the 'Tnepres' algorithm, a reversed + variant of Serpent for compatibility with old kerneli.org code. + + See also: + + +config CRYPTO_TEA + tristate "TEA, XTEA and XETA cipher algorithms" + select CRYPTO_ALGAPI + help + TEA cipher algorithm. + + Tiny Encryption Algorithm is a simple cipher that uses + many rounds for security. It is very fast and uses + little memory. + + Xtendend Tiny Encryption Algorithm is a modification to + the TEA algorithm to address a potential key weakness + in the TEA algorithm. + + Xtendend Encryption Tiny Algorithm is a mis-implementation + of the XTEA algorithm for compatibility purposes. + +config CRYPTO_TWOFISH + tristate "Twofish cipher algorithm" + select CRYPTO_ALGAPI + select CRYPTO_TWOFISH_COMMON + help + Twofish cipher algorithm. + + Twofish was submitted as an AES (Advanced Encryption Standard) + candidate cipher by researchers at CounterPane Systems. It is a + 16 round block cipher supporting key sizes of 128, 192, and 256 + bits. + + See also: + + +config CRYPTO_TWOFISH_COMMON + tristate + help + Common parts of the Twofish cipher algorithm shared by the + generic c and the assembler implementations. + +config CRYPTO_TWOFISH_586 + tristate "Twofish cipher algorithms (i586)" + depends on (X86 || UML_X86) && !64BIT + select CRYPTO_ALGAPI + select CRYPTO_TWOFISH_COMMON + help + Twofish cipher algorithm. + + Twofish was submitted as an AES (Advanced Encryption Standard) + candidate cipher by researchers at CounterPane Systems. It is a + 16 round block cipher supporting key sizes of 128, 192, and 256 + bits. + + See also: + + +config CRYPTO_TWOFISH_X86_64 + tristate "Twofish cipher algorithm (x86_64)" + depends on (X86 || UML_X86) && 64BIT + select CRYPTO_ALGAPI + select CRYPTO_TWOFISH_COMMON + help + Twofish cipher algorithm (x86_64). + + Twofish was submitted as an AES (Advanced Encryption Standard) + candidate cipher by researchers at CounterPane Systems. It is a + 16 round block cipher supporting key sizes of 128, 192, and 256 + bits. + + See also: + + +comment "Compression" + config CRYPTO_DEFLATE tristate "Deflate compression algorithm" select CRYPTO_ALGAPI @@ -537,62 +603,9 @@ config CRYPTO_DEFLATE help This is the Deflate algorithm (RFC1951), specified for use in IPSec with the IPCOMP protocol (RFC3173, RFC2394). - + You will most probably want this if using IPSec. -config CRYPTO_MICHAEL_MIC - tristate "Michael MIC keyed digest algorithm" - select CRYPTO_ALGAPI - help - Michael MIC is used for message integrity protection in TKIP - (IEEE 802.11i). This algorithm is required for TKIP, but it - should not be used for other purposes because of the weakness - of the algorithm. - -config CRYPTO_CRC32C - tristate "CRC32c CRC algorithm" - select CRYPTO_ALGAPI - select LIBCRC32C - help - Castagnoli, et al Cyclic Redundancy-Check Algorithm. Used - by iSCSI for header and data digests and by others. - See Castagnoli93. This implementation uses lib/libcrc32c. - Module will be crc32c. - -config CRYPTO_CAMELLIA - tristate "Camellia cipher algorithms" - depends on CRYPTO - select CRYPTO_ALGAPI - help - Camellia cipher algorithms module. - - Camellia is a symmetric key block cipher developed jointly - at NTT and Mitsubishi Electric Corporation. - - The Camellia specifies three key sizes: 128, 192 and 256 bits. - - See also: - - -config CRYPTO_TEST - tristate "Testing module" - depends on m - select CRYPTO_ALGAPI - select CRYPTO_AEAD - select CRYPTO_BLKCIPHER - help - Quick & dirty crypto test module. - -config CRYPTO_AUTHENC - tristate "Authenc support" - select CRYPTO_AEAD - select CRYPTO_BLKCIPHER - select CRYPTO_MANAGER - select CRYPTO_HASH - help - Authenc: Combined mode wrapper for IPsec. - This is required for IPSec. - config CRYPTO_LZO tristate "LZO compression algorithm" select CRYPTO_ALGAPI