menu "Crypto support" config ADK_KERNEL_CRYPTO tristate config ADK_KERNEL_CRYPTO_HW boolean config ADK_KERNEL_XOR_BLOCKS tristate comment "Hardware cryptography" menu "Hardware crypto devices" depends on ADK_TARGET_WITH_PCI || ADK_TARGET_WITH_MINIPCI || ADK_TARGET_WITH_GEODE_CRYPTO config ADK_KERNEL_CRYPTO_DEV_GEODE prompt "Support for the Geode LX/GX AES engine" tristate select ADK_KERNEL_CRYPTO select ADK_KERNEL_CRYPTO_HW select ADK_KERNEL_CRYPTO_ECB select ADK_KERNEL_CRYPTO_CBC depends on ADK_TARGET_WITH_GEODE_CRYPTO default y if ADK_TARGET_WITH_GEODE_CRYPTO default n help Say 'Y' here to use the AMD Geode LX processor on-board AES engine for the CryptoAPI AES algorithm. config ADK_KERNEL_CRYPTO_DEV_HIFN_795X prompt "Driver for HIFN 795x crypto accelerator chips" tristate depends on ADK_TARGET_WITH_PCI || ADK_TARGET_WITH_MINIPCI select ADK_KERNEL_CRYPTO select ADK_KERNEL_CRYPTO_HW select ADK_KERNEL_CRYPTO_DES default n help This option allows you to have support for HIFN 795x crypto adapters. endmenu comment "Software cryptography support" menu "Crypto core / Block and Hash modes" config ADK_KERNEL_CRYPTO_PCOMP tristate select ADK_KERNEL_CRYPTO_PCOMP2 select ADK_KERNEL_CRYPTO_ALGAPI config ADK_KERNEL_CRYPTO_PCOMP2 tristate select ADK_KERNEL_CRYPTO_ALGAPI2 config ADK_KERNEL_CRYPTO_ALGAPI tristate select ADK_KERNEL_CRYPTO_ALGAPI2 config ADK_KERNEL_CRYPTO_ALGAPI2 tristate config ADK_KERNEL_CRYPTO_AEAD tristate select ADK_KERNEL_CRYPTO_AEAD2 select ADK_KERNEL_CRYPTO_ALGAPI config ADK_KERNEL_CRYPTO_AEAD2 tristate select ADK_KERNEL_CRYPTO_ALGAPI2 config ADK_KERNEL_CRYPTO_HASH tristate select ADK_KERNEL_CRYPTO select ADK_KERNEL_CRYPTO_ALGAPI select ADK_KERNEL_CRYPTO_HASH2 select ADK_KERNEL_CRYPTO_ALGAPI config ADK_KERNEL_CRYPTO_HASH2 select ADK_KERNEL_CRYPTO_ALGAPI2 tristate config ADK_KERNEL_CRYPTO_BLKCIPHER tristate select ADK_KERNEL_CRYPTO_BLKCIPHER2 select ADK_KERNEL_CRYPTO_ALGAPI config ADK_KERNEL_CRYPTO_BLKCIPHER2 tristate select ADK_KERNEL_CRYPTO_ALGAPI2 select ADK_KERNEL_CRYPTO_RNG2 select ADK_KERNEL_CRYPTO_WORKQUEUE config ADK_KERNEL_CRYPTO_WORKQUEUE tristate config ADK_KERNEL_CRYPTO_RNG tristate select ADK_KERNEL_CRYPTO_RNG2 select ADK_KERNEL_CRYPTO_ALGAPI config ADK_KERNEL_CRYPTO_RNG2 tristate select ADK_KERNEL_CRYPTO_ALGAPI2 config ADK_KERNEL_CRYPTO_MANAGER tristate select ADK_KERNEL_CRYPTO_MANAGER2 config ADK_KERNEL_CRYPTO_MANAGER2 def_tristate ADK_KERNEL_CRYPTO_MANAGER || (ADK_KERNEL_CRYPTO_MANAGER!=n && ADK_KERNEL_CRYPTO_ALGAPI=y) select ADK_KERNEL_CRYPTO_AEAD2 select ADK_KERNEL_CRYPTO_HASH2 select ADK_KERNEL_CRYPTO_BLKCIPHER2 select ADK_KERNEL_CRYPTO_PCOMP2 config ADK_KERNEL_CRYPTO_AUTHENC prompt "AuthENC (IPsec)" tristate select ADK_KERNEL_CRYPTO_AEAD select ADK_KERNEL_CRYPTO_BLKCIPHER select ADK_KERNEL_CRYPTO_MANAGER select ADK_KERNEL_CRYPTO_HASH default n config ADK_KERNEL_CRYPTO_SEQIV prompt "Sequence Number IV Generator" tristate select ADK_KERNEL_CRYPTO_AEAD select ADK_KERNEL_CRYPTO_BLKCIPHER select ADK_KERNEL_CRYPTO_RNG default n 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 config ADK_KERNEL_CRYPTO_CTS prompt "CTS support" tristate select ADK_KERNEL_CRYPTO_BLKCIPHER default n help CTS: Cipher Text Stealing This is the Cipher Text Stealing mode as described by Section 8 of rfc2040 and referenced by rfc3962. (rfc3962 includes errata information in its Appendix A) This mode is required for Kerberos gss mechanism support for AES encryption. config ADK_KERNEL_CRYPTO_CBC prompt "CBC support" tristate select ADK_KERNEL_CRYPTO_BLKCIPHER select ADK_KERNEL_CRYPTO_MANAGER default n help CBC: Cipher Block Chaining mode This block cipher algorithm is required for IPSec. config ADK_KERNEL_CRYPTO_CCM prompt "CCM support" tristate select ADK_KERNEL_CRYPTO_CTR select ADK_KERNEL_CRYPTO_AEAD default n help Support for Counter with CBC MAC. Required for IPsec. config ADK_KERNEL_CRYPTO_GCM prompt "GCM support" tristate select ADK_KERNEL_CRYPTO_CTR select ADK_KERNEL_CRYPTO_AEAD select ADK_KERNEL_CRYPTO_GHASH select ADK_KERNEL_CRYPTO_NULL default n help Support for Galois/Counter Mode (GCM) and Galois Message Authentication Code (GMAC). Required for IPSec. config ADK_KERNEL_CRYPTO_CTR prompt "CTR support" tristate select ADK_KERNEL_CRYPTO_BLKCIPHER select ADK_KERNEL_CRYPTO_SEQIV select ADK_KERNEL_CRYPTO_MANAGER default n help CTR: Counter mode This block cipher algorithm is required for IPSec. config ADK_KERNEL_CRYPTO_ECB prompt "ECB support" tristate select ADK_KERNEL_CRYPTO_BLKCIPHER select ADK_KERNEL_CRYPTO_MANAGER default n help ECB: Electronic CodeBook mode This is the simplest block cipher algorithm. It simply encrypts the input block by block. config ADK_KERNEL_CRYPTO_HMAC prompt "HMAC support" tristate select ADK_KERNEL_CRYPTO_HASH select ADK_KERNEL_CRYPTO_MANAGER default n help HMAC: Keyed-Hashing for Message Authentication (RFC2104). This is required for IPSec. config ADK_KERNEL_CRYPTO_XCBC prompt "XCBC support" tristate select ADK_KERNEL_CRYPTO_HASH select ADK_KERNEL_CRYPTO_MANAGER default n help XCBC: Keyed-Hashing with encryption algorithm endmenu menu "Digest algorithms" config ADK_KERNEL_CRYPTO_MD4 prompt "MD4 digest algorithm" tristate select ADK_KERNEL_CRYPTO_HASH default n help MD4 message digest algorithm (RFC1320). config ADK_KERNEL_CRYPTO_MD5 prompt "MD5 digest algorithm" tristate select ADK_KERNEL_CRYPTO_HASH default n help MD5 message digest algorithm (RFC1321). config ADK_KERNEL_CRYPTO_SHA1 prompt "SHA1 digest algorithm" tristate select ADK_KERNEL_CRYPTO_HASH default n help SHA-1 secure hash standard (FIPS 180-1/DFIPS 180-2). config ADK_KERNEL_CRYPTO_SHA256 prompt "SHA256 digest algorithm" tristate select ADK_KERNEL_CRYPTO_HASH default n 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. config ADK_KERNEL_CRYPTO_SHA512 prompt "SHA512 digest algorithm" tristate select ADK_KERNEL_CRYPTO_HASH default n 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 ADK_KERNEL_CRYPTO_WP512 prompt "Whirlpool digest algorithms" tristate select ADK_KERNEL_CRYPTO_HASH default n 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 ADK_KERNEL_CRYPTO_TGR192 prompt "Tiger digest algorithms" tristate select ADK_KERNEL_CRYPTO_HASH default n 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: . endmenu menu "Cipher algoritms" config ADK_KERNEL_CRYPTO_AES prompt "AES cipher algorithms" tristate select ADK_KERNEL_CRYPTO_ALGAPI default n help 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. The AES specifies three key sizes: 128, 192 and 256 bits See for more information. config ADK_KERNEL_CRYPTO_AES_586 prompt "AES cipher algorithms (i586)" tristate depends on ADK_x86 select ADK_KERNEL_CRYPTO_ALGAPI select ADK_KERNEL_CRYPTO_AES default n help 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. The AES specifies three key sizes: 128, 192 and 256 bits See for more information. config ADK_KERNEL_CRYPTO_ANUBIS prompt "Anubis cipher algorithm" tristate select ADK_KERNEL_CRYPTO_ALGAPI default n 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 ADK_KERNEL_CRYPTO_ARC4 prompt "ARC4 cipher algorithm" tristate select ADK_KERNEL_CRYPTO_BLKCIPHER default n 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 ADK_KERNEL_CRYPTO_BLOWFISH prompt "Blowfish cipher algorithm" tristate select ADK_KERNEL_CRYPTO_ALGAPI default n 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 ADK_KERNEL_CRYPTO_CAMELLIA prompt "Camellia cipher algorithms" tristate select ADK_KERNEL_CRYPTO_ALGAPI default n 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 ADK_KERNEL_CRYPTO_CAST5 prompt "CAST5 (CAST-128) cipher algorithm" tristate select ADK_KERNEL_CRYPTO_ALGAPI default n help The CAST5 encryption algorithm (synonymous with CAST-128) is described in RFC2144. config ADK_KERNEL_CRYPTO_CAST6 prompt "CAST6 (CATS-256) cipher algorithm" tristate select ADK_KERNEL_CRYPTO_ALGAPI default n help The CAST6 encryption algorithm (synonymous with CAST-256) is described in RFC2612. config ADK_KERNEL_CRYPTO_DES prompt "DES and Triple DES EDE cipher algorithms" tristate select ADK_KERNEL_CRYPTO_ALGAPI default n help DES cipher algorithm (FIPS 46-2), and Triple DES EDE (FIPS 46-3). config ADK_KERNEL_CRYPTO_FCRYPT prompt "FCrypt cipher algorithms" tristate select ADK_KERNEL_CRYPTO_ALGAPI default n help FCrypt algorithm used by RxRPC. config ADK_KERNEL_CRYPTO_KHAZAD prompt "Khazad cipher algorithm" tristate select ADK_KERNEL_CRYPTO_ALGAPI default n help Khazad cipher algorithm. Khazad was a finalist in the initial NESSIE competition. It is an algorithm optimized for 64-bit processors with good performance on 32-bit processors. Khazad uses an 128 bit key size. See also: config ADK_KERNEL_CRYPTO_SERPENT prompt "Serpent cipher algorithm" tristate select ADK_KERNEL_CRYPTO_ALGAPI default n 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 code. See also: config ADK_KERNEL_CRYPTO_TEA prompt "TEA, XTEA and XETA cipher algorithms" tristate select ADK_KERNEL_CRYPTO_ALGAPI default n 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 ADK_KERNEL_CRYPTO_TWOFISH prompt "Twofish cipher algorithm" tristate select ADK_KERNEL_CRYPTO_ALGAPI default n 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 ADK_KERNEL_CRYPTO_TWOFISH_586 prompt "Twofish cipher algorithm (i586)" tristate select ADK_KERNEL_CRYPTO_ALGAPI depends on ADK_x86 default n 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 ADK_KERNEL_CRYPTO_NULL prompt "Null algorithms" tristate select ADK_KERNEL_CRYPTO_ALGAPI select ADK_KERNEL_CRYPTO_BLKCIPHER select ADK_KERNEL_CRYPTO_HASH default n help These are 'Null' algorithms, used by IPsec, which do nothing. endmenu menu "Compression" config ADK_KERNEL_CRYPTO_DEFLATE prompt "Deflate compression algorithm" tristate select ADK_KERNEL_CRYPTO_ALGAPI select ADK_KERNEL_ZLIB_DEFLATE default n 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 ADK_KERNEL_CRYPTO_LZO prompt "LZO compression algorithm" tristate select ADK_KERNEL_CRYPTO_ALGAPI default n help config ADK_KERNEL_CRYPTO_MICHAEL_MIC prompt "Michael MIC keyed digest algorithm" tristate select ADK_KERNEL_CRYPTO_HASH default n 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 ADK_KERNEL_CRYPTO_CRC32C prompt "CRC32c CRC algorithm" tristate select ADK_KERNEL_CRYPTO_HASH select ADK_KERNEL_CRC32 default n 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. endmenu endmenu