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+#
+# Cryptographic API Configuration
+#
+
+menu "Cryptographic options"
+
+config CRYPTO
+ bool "Cryptographic API"
+ help
+ This option provides the core Cryptographic API.
+
+config CRYPTO_HMAC
+ bool "HMAC support"
+ depends on CRYPTO
+ help
+ HMAC: Keyed-Hashing for Message Authentication (RFC2104).
+ This is required for IPSec.
+
+config CRYPTO_NULL
+ tristate "Null algorithms"
+ depends on CRYPTO
+ help
+ These are 'Null' algorithms, used by IPsec, which do nothing.
+
+config CRYPTO_MD4
+ tristate "MD4 digest algorithm"
+ depends on CRYPTO
+ help
+ MD4 message digest algorithm (RFC1320).
+
+config CRYPTO_MD5
+ tristate "MD5 digest algorithm"
+ depends on CRYPTO
+ help
+ MD5 message digest algorithm (RFC1321).
+
+config CRYPTO_SHA1
+ tristate "SHA1 digest algorithm"
+ depends on CRYPTO
+ help
+ SHA-1 secure hash standard (FIPS 180-1/DFIPS 180-2).
+
+config CRYPTO_SHA1_Z990
+ tristate "SHA1 digest algorithm for IBM zSeries z990"
+ depends on CRYPTO && ARCH_S390
+ help
+ SHA-1 secure hash standard (FIPS 180-1/DFIPS 180-2).
+
+config CRYPTO_SHA256
+ tristate "SHA256 digest algorithm"
+ depends on CRYPTO
+ 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 CRYPTO_SHA512
+ tristate "SHA384 and SHA512 digest algorithms"
+ depends on CRYPTO
+ 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"
+ depends on CRYPTO
+ 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:
+ <http://planeta.terra.com.br/informatica/paulobarreto/WhirlpoolPage.html>
+
+config CRYPTO_TGR192
+ tristate "Tiger digest algorithms"
+ depends on CRYPTO
+ 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:
+ <http://www.cs.technion.ac.il/~biham/Reports/Tiger/>.
+
+config CRYPTO_DES
+ tristate "DES and Triple DES EDE cipher algorithms"
+ depends on CRYPTO
+ help
+ DES cipher algorithm (FIPS 46-2), and Triple DES EDE (FIPS 46-3).
+
+config CRYPTO_DES_Z990
+ tristate "DES and Triple DES cipher algorithms for IBM zSeries z990"
+ depends on CRYPTO && ARCH_S390
+ help
+ DES cipher algorithm (FIPS 46-2), and Triple DES EDE (FIPS 46-3).
+
+config CRYPTO_BLOWFISH
+ tristate "Blowfish cipher algorithm"
+ depends on CRYPTO
+ 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:
+ <http://www.schneier.com/blowfish.html>
+
+config CRYPTO_TWOFISH
+ tristate "Twofish cipher algorithm"
+ depends on CRYPTO
+ 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:
+ <http://www.schneier.com/twofish.html>
+
+config CRYPTO_SERPENT
+ tristate "Serpent cipher algorithm"
+ depends on CRYPTO
+ 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:
+ <http://www.cl.cam.ac.uk/~rja14/serpent.html>
+
+config CRYPTO_AES
+ tristate "AES cipher algorithms"
+ depends on CRYPTO && !(X86 && !X86_64)
+ 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 <http://csrc.nist.gov/CryptoToolkit/aes/> for more information.
+
+config CRYPTO_AES_586
+ tristate "AES cipher algorithms (i586)"
+ depends on CRYPTO && (X86 && !X86_64)
+ 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 <http://csrc.nist.gov/encryption/aes/> for more information.
+
+config CRYPTO_CAST5
+ tristate "CAST5 (CAST-128) cipher algorithm"
+ depends on CRYPTO
+ help
+ The CAST5 encryption algorithm (synonymous with CAST-128) is
+ described in RFC2144.
+
+config CRYPTO_CAST6
+ tristate "CAST6 (CAST-256) cipher algorithm"
+ depends on CRYPTO
+ help
+ The CAST6 encryption algorithm (synonymous with CAST-256) is
+ described in RFC2612.
+
+config CRYPTO_TEA
+ tristate "TEA and XTEA cipher algorithms"
+ depends on CRYPTO
+ 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.
+
+config CRYPTO_ARC4
+ tristate "ARC4 cipher algorithm"
+ depends on CRYPTO
+ 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_KHAZAD
+ tristate "Khazad cipher algorithm"
+ depends on CRYPTO
+ 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:
+ <http://planeta.terra.com.br/informatica/paulobarreto/KhazadPage.html>
+
+config CRYPTO_ANUBIS
+ tristate "Anubis cipher algorithm"
+ depends on CRYPTO
+ 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:
+ <https://www.cosic.esat.kuleuven.ac.be/nessie/reports/>
+ <http://planeta.terra.com.br/informatica/paulobarreto/AnubisPage.html>
+
+
+config CRYPTO_DEFLATE
+ tristate "Deflate compression algorithm"
+ depends on CRYPTO
+ select ZLIB_INFLATE
+ select ZLIB_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"
+ depends on CRYPTO
+ 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"
+ depends on CRYPTO
+ 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_TEST
+ tristate "Testing module"
+ depends on CRYPTO
+ help
+ Quick & dirty crypto test module.
+
+source "drivers/crypto/Kconfig"
+endmenu
+