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#
# Generic algorithms support
#
config XOR_BLOCKS
	tristate

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#
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# async_tx api: hardware offloaded memory transfer/transform support
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#
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source "crypto/async_tx/Kconfig"
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#
# Cryptographic API Configuration
#
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menuconfig CRYPTO
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	tristate "Cryptographic API"
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	help
	  This option provides the core Cryptographic API.

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if CRYPTO

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comment "Crypto core or helper"

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config CRYPTO_FIPS
	bool "FIPS 200 compliance"
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	depends on CRYPTO_ANSI_CPRNG && !CRYPTO_MANAGER_DISABLE_TESTS
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	help
	  This options enables the fips boot option which is
	  required if you want to system to operate in a FIPS 200
	  certification.  You should say no unless you know what
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	  this is.
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config CRYPTO_ALGAPI
	tristate
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	select CRYPTO_ALGAPI2
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	help
	  This option provides the API for cryptographic algorithms.

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config CRYPTO_ALGAPI2
	tristate

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config CRYPTO_AEAD
	tristate
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	select CRYPTO_AEAD2
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	select CRYPTO_ALGAPI

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config CRYPTO_AEAD2
	tristate
	select CRYPTO_ALGAPI2

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config CRYPTO_BLKCIPHER
	tristate
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	select CRYPTO_BLKCIPHER2
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	select CRYPTO_ALGAPI
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config CRYPTO_BLKCIPHER2
	tristate
	select CRYPTO_ALGAPI2
	select CRYPTO_RNG2
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	select CRYPTO_WORKQUEUE
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config CRYPTO_HASH
	tristate
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	select CRYPTO_HASH2
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	select CRYPTO_ALGAPI

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config CRYPTO_HASH2
	tristate
	select CRYPTO_ALGAPI2

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config CRYPTO_RNG
	tristate
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	select CRYPTO_RNG2
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	select CRYPTO_ALGAPI

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config CRYPTO_RNG2
	tristate
	select CRYPTO_ALGAPI2

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config CRYPTO_PCOMP
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	tristate
	select CRYPTO_PCOMP2
	select CRYPTO_ALGAPI

config CRYPTO_PCOMP2
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	tristate
	select CRYPTO_ALGAPI2

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config CRYPTO_MANAGER
	tristate "Cryptographic algorithm manager"
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	select CRYPTO_MANAGER2
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	help
	  Create default cryptographic template instantiations such as
	  cbc(aes).

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config CRYPTO_MANAGER2
	def_tristate CRYPTO_MANAGER || (CRYPTO_MANAGER!=n && CRYPTO_ALGAPI=y)
	select CRYPTO_AEAD2
	select CRYPTO_HASH2
	select CRYPTO_BLKCIPHER2
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	select CRYPTO_PCOMP2
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config CRYPTO_USER
	tristate "Userspace cryptographic algorithm configuration"
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	depends on NET
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	select CRYPTO_MANAGER
	help
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	  Userspace configuration for cryptographic instantiations such as
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	  cbc(aes).

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config CRYPTO_MANAGER_DISABLE_TESTS
	bool "Disable run-time self tests"
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	default y
	depends on CRYPTO_MANAGER2
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	help
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	  Disable run-time self tests that normally take place at
	  algorithm registration.
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config CRYPTO_GF128MUL
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	tristate "GF(2^128) multiplication functions"
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	help
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	  Efficient table driven implementation of multiplications in the
	  field GF(2^128).  This is needed by some cypher modes. This
	  option will be selected automatically if you select such a
	  cipher mode.  Only select this option by hand if you expect to load
	  an external module that requires these functions.
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config CRYPTO_NULL
	tristate "Null algorithms"
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	select CRYPTO_ALGAPI
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	select CRYPTO_BLKCIPHER
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	select CRYPTO_HASH
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	help
	  These are 'Null' algorithms, used by IPsec, which do nothing.

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config CRYPTO_PCRYPT
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	tristate "Parallel crypto engine"
	depends on SMP
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	select PADATA
	select CRYPTO_MANAGER
	select CRYPTO_AEAD
	help
	  This converts an arbitrary crypto algorithm into a parallel
	  algorithm that executes in kernel threads.

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config CRYPTO_WORKQUEUE
       tristate

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config CRYPTO_CRYPTD
	tristate "Software async crypto daemon"
	select CRYPTO_BLKCIPHER
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	select CRYPTO_HASH
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	select CRYPTO_MANAGER
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	select CRYPTO_WORKQUEUE
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	help
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	  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.
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config CRYPTO_AUTHENC
	tristate "Authenc support"
	select CRYPTO_AEAD
	select CRYPTO_BLKCIPHER
	select CRYPTO_MANAGER
	select CRYPTO_HASH
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	help
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	  Authenc: Combined mode wrapper for IPsec.
	  This is required for IPSec.
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config CRYPTO_TEST
	tristate "Testing module"
	depends on m
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	select CRYPTO_MANAGER
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	help
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	  Quick & dirty crypto test module.
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config CRYPTO_ABLK_HELPER_X86
	tristate
	depends on X86
	select CRYPTO_CRYPTD

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config CRYPTO_GLUE_HELPER_X86
	tristate
	depends on X86
	select CRYPTO_ALGAPI

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comment "Authenticated Encryption with Associated Data"
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config CRYPTO_CCM
	tristate "CCM support"
	select CRYPTO_CTR
	select CRYPTO_AEAD
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	help
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	  Support for Counter with CBC MAC. Required for IPsec.
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config CRYPTO_GCM
	tristate "GCM/GMAC support"
	select CRYPTO_CTR
	select CRYPTO_AEAD
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	select CRYPTO_GHASH
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	help
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	  Support for Galois/Counter Mode (GCM) and Galois Message
	  Authentication Code (GMAC). Required for IPSec.
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config CRYPTO_SEQIV
	tristate "Sequence Number IV Generator"
	select CRYPTO_AEAD
	select CRYPTO_BLKCIPHER
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	select CRYPTO_RNG
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	help
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	  This IV generator generates an IV based on a sequence number by
	  xoring it with a salt.  This algorithm is mainly useful for CTR
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comment "Block modes"
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config CRYPTO_CBC
	tristate "CBC support"
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	select CRYPTO_BLKCIPHER
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	select CRYPTO_MANAGER
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	help
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	  CBC: Cipher Block Chaining mode
	  This block cipher algorithm is required for IPSec.
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config CRYPTO_CTR
	tristate "CTR support"
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	select CRYPTO_BLKCIPHER
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	select CRYPTO_SEQIV
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	select CRYPTO_MANAGER
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	help
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	  CTR: Counter mode
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	  This block cipher algorithm is required for IPSec.

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config CRYPTO_CTS
	tristate "CTS support"
	select CRYPTO_BLKCIPHER
	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 CRYPTO_ECB
	tristate "ECB support"
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	select CRYPTO_BLKCIPHER
	select CRYPTO_MANAGER
	help
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	  ECB: Electronic CodeBook mode
	  This is the simplest block cipher algorithm.  It simply encrypts
	  the input block by block.
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config CRYPTO_LRW
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	tristate "LRW support"
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	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.

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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.

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config CRYPTO_XTS
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	tristate "XTS support"
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	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.

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comment "Hash modes"

config CRYPTO_HMAC
	tristate "HMAC support"
	select CRYPTO_HASH
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	select CRYPTO_MANAGER
	help
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	  HMAC: Keyed-Hashing for Message Authentication (RFC2104).
	  This is required for IPSec.
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config CRYPTO_XCBC
	tristate "XCBC support"
	select CRYPTO_HASH
	select CRYPTO_MANAGER
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	help
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	  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
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config CRYPTO_VMAC
	tristate "VMAC support"
	select CRYPTO_HASH
	select CRYPTO_MANAGER
	help
	  VMAC is a message authentication algorithm designed for
	  very high speed on 64-bit architectures.

	  See also:
	  <http://fastcrypto.org/vmac>

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comment "Digest"
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config CRYPTO_CRC32C
	tristate "CRC32c CRC algorithm"
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	select CRYPTO_HASH
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	select CRC32
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	help
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	  Castagnoli, et al Cyclic Redundancy-Check Algorithm.  Used
	  by iSCSI for header and data digests and by others.
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	  See Castagnoli93.  Module will be crc32c.
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config CRYPTO_CRC32C_X86_64
	bool
	depends on X86 && 64BIT
	select CRYPTO_HASH
	help
	  In Intel processor with SSE4.2 supported, the processor will
	  support CRC32C calculation using hardware accelerated CRC32
	  instruction optimized with PCLMULQDQ instruction when available.

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config CRYPTO_CRC32C_INTEL
	tristate "CRC32c INTEL hardware acceleration"
	depends on X86
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	select CRYPTO_CRC32C_X86_64 if 64BIT
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	select CRYPTO_HASH
	help
	  In Intel processor with SSE4.2 supported, the processor will
	  support CRC32C implementation using hardware accelerated CRC32
	  instruction. This option will create 'crc32c-intel' module,
	  which will enable any routine to use the CRC32 instruction to
	  gain performance compared with software implementation.
	  Module will be crc32c-intel.

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config CRYPTO_CRC32C_SPARC64
	tristate "CRC32c CRC algorithm (SPARC64)"
	depends on SPARC64
	select CRYPTO_HASH
	select CRC32
	help
	  CRC32c CRC algorithm implemented using sparc64 crypto instructions,
	  when available.

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config CRYPTO_GHASH
	tristate "GHASH digest algorithm"
	select CRYPTO_GF128MUL
	help
	  GHASH is message digest algorithm for GCM (Galois/Counter Mode).

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config CRYPTO_MD4
	tristate "MD4 digest algorithm"
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	select CRYPTO_HASH
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	help
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	  MD4 message digest algorithm (RFC1320).
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config CRYPTO_MD5
	tristate "MD5 digest algorithm"
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	select CRYPTO_HASH
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	help
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	  MD5 message digest algorithm (RFC1321).
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config CRYPTO_MD5_SPARC64
	tristate "MD5 digest algorithm (SPARC64)"
	depends on SPARC64
	select CRYPTO_MD5
	select CRYPTO_HASH
	help
	  MD5 message digest algorithm (RFC1321) implemented
	  using sparc64 crypto instructions, when available.

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config CRYPTO_MICHAEL_MIC
	tristate "Michael MIC keyed digest algorithm"
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	select CRYPTO_HASH
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	help
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	  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.
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config CRYPTO_RMD128
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	tristate "RIPEMD-128 digest algorithm"
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	select CRYPTO_HASH
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	help
	  RIPEMD-128 (ISO/IEC 10118-3:2004).
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	  RIPEMD-128 is a 128-bit cryptographic hash function. It should only
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	  be used as a secure replacement for RIPEMD. For other use cases,
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	  RIPEMD-160 should be used.
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	  Developed by Hans Dobbertin, Antoon Bosselaers and Bart Preneel.
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	  See <http://homes.esat.kuleuven.be/~bosselae/ripemd160.html>
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config CRYPTO_RMD160
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	tristate "RIPEMD-160 digest algorithm"
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	select CRYPTO_HASH
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	help
	  RIPEMD-160 (ISO/IEC 10118-3:2004).
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	  RIPEMD-160 is a 160-bit cryptographic hash function. It is intended
	  to be used as a secure replacement for the 128-bit hash functions
	  MD4, MD5 and it's predecessor RIPEMD
	  (not to be confused with RIPEMD-128).
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	  It's speed is comparable to SHA1 and there are no known attacks
	  against RIPEMD-160.
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	  Developed by Hans Dobbertin, Antoon Bosselaers and Bart Preneel.
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	  See <http://homes.esat.kuleuven.be/~bosselae/ripemd160.html>
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config CRYPTO_RMD256
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	tristate "RIPEMD-256 digest algorithm"
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	select CRYPTO_HASH
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	help
	  RIPEMD-256 is an optional extension of RIPEMD-128 with a
	  256 bit hash. It is intended for applications that require
	  longer hash-results, without needing a larger security level
	  (than RIPEMD-128).
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	  Developed by Hans Dobbertin, Antoon Bosselaers and Bart Preneel.
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	  See <http://homes.esat.kuleuven.be/~bosselae/ripemd160.html>
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config CRYPTO_RMD320
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	tristate "RIPEMD-320 digest algorithm"
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	select CRYPTO_HASH
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	help
	  RIPEMD-320 is an optional extension of RIPEMD-160 with a
	  320 bit hash. It is intended for applications that require
	  longer hash-results, without needing a larger security level
	  (than RIPEMD-160).
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	  Developed by Hans Dobbertin, Antoon Bosselaers and Bart Preneel.
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	  See <http://homes.esat.kuleuven.be/~bosselae/ripemd160.html>
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config CRYPTO_SHA1
	tristate "SHA1 digest algorithm"
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	select CRYPTO_HASH
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	help
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	  SHA-1 secure hash standard (FIPS 180-1/DFIPS 180-2).
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config CRYPTO_SHA1_SSSE3
	tristate "SHA1 digest algorithm (SSSE3/AVX)"
	depends on X86 && 64BIT
	select CRYPTO_SHA1
	select CRYPTO_HASH
	help
	  SHA-1 secure hash standard (FIPS 180-1/DFIPS 180-2) implemented
	  using Supplemental SSE3 (SSSE3) instructions or Advanced Vector
	  Extensions (AVX), when available.

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config CRYPTO_SHA1_SPARC64
	tristate "SHA1 digest algorithm (SPARC64)"
	depends on SPARC64
	select CRYPTO_SHA1
	select CRYPTO_HASH
	help
	  SHA-1 secure hash standard (FIPS 180-1/DFIPS 180-2) implemented
	  using sparc64 crypto instructions, when available.

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config CRYPTO_SHA1_ARM
	tristate "SHA1 digest algorithm (ARM-asm)"
	depends on ARM
	select CRYPTO_SHA1
	select CRYPTO_HASH
	help
	  SHA-1 secure hash standard (FIPS 180-1/DFIPS 180-2) implemented
	  using optimized ARM assembler.

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config CRYPTO_SHA256
	tristate "SHA224 and SHA256 digest algorithm"
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	select CRYPTO_HASH
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	help
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	  SHA256 secure hash standard (DFIPS 180-2).
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	  This version of SHA implements a 256 bit hash with 128 bits of
	  security against collision attacks.
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	  This code also includes SHA-224, a 224 bit hash with 112 bits
	  of security against collision attacks.
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config CRYPTO_SHA256_SPARC64
	tristate "SHA224 and SHA256 digest algorithm (SPARC64)"
	depends on SPARC64
	select CRYPTO_SHA256
	select CRYPTO_HASH
	help
	  SHA-256 secure hash standard (DFIPS 180-2) implemented
	  using sparc64 crypto instructions, when available.

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config CRYPTO_SHA512
	tristate "SHA384 and SHA512 digest algorithms"
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	select CRYPTO_HASH
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	help
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	  SHA512 secure hash standard (DFIPS 180-2).
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	  This version of SHA implements a 512 bit hash with 256 bits of
	  security against collision attacks.
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	  This code also includes SHA-384, a 384 bit hash with 192 bits
	  of security against collision attacks.
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config CRYPTO_SHA512_SPARC64
	tristate "SHA384 and SHA512 digest algorithm (SPARC64)"
	depends on SPARC64
	select CRYPTO_SHA512
	select CRYPTO_HASH
	help
	  SHA-512 secure hash standard (DFIPS 180-2) implemented
	  using sparc64 crypto instructions, when available.

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config CRYPTO_TGR192
	tristate "Tiger digest algorithms"
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	select CRYPTO_HASH
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	help
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	  Tiger hash algorithm 192, 160 and 128-bit hashes
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	  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.
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	  See also:
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	  <http://www.cs.technion.ac.il/~biham/Reports/Tiger/>.
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config CRYPTO_WP512
	tristate "Whirlpool digest algorithms"
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	select CRYPTO_HASH
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	help
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	  Whirlpool hash algorithm 512, 384 and 256-bit hashes
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	  Whirlpool-512 is part of the NESSIE cryptographic primitives.
	  Whirlpool will be part of the ISO/IEC 10118-3:2003(E) standard
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	  See also:
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	  <http://www.larc.usp.br/~pbarreto/WhirlpoolPage.html>
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config CRYPTO_GHASH_CLMUL_NI_INTEL
	tristate "GHASH digest algorithm (CLMUL-NI accelerated)"
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	depends on X86 && 64BIT
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	select CRYPTO_CRYPTD
	help
	  GHASH is message digest algorithm for GCM (Galois/Counter Mode).
	  The implementation is accelerated by CLMUL-NI of Intel.

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comment "Ciphers"
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config CRYPTO_AES
	tristate "AES cipher algorithms"
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	select CRYPTO_ALGAPI
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	help
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	  AES cipher algorithms (FIPS-197). AES uses the Rijndael
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	  algorithm.

	  Rijndael appears to be consistently a very good performer in
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	  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.
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	  The AES specifies three key sizes: 128, 192 and 256 bits
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	  See <http://csrc.nist.gov/CryptoToolkit/aes/> for more information.

config CRYPTO_AES_586
	tristate "AES cipher algorithms (i586)"
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	depends on (X86 || UML_X86) && !64BIT
	select CRYPTO_ALGAPI
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	select CRYPTO_AES
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	help
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	  AES cipher algorithms (FIPS-197). AES uses the Rijndael
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	  algorithm.

	  Rijndael appears to be consistently a very good performer in
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	  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.
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	  The AES specifies three key sizes: 128, 192 and 256 bits
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	  See <http://csrc.nist.gov/encryption/aes/> for more information.

config CRYPTO_AES_X86_64
	tristate "AES cipher algorithms (x86_64)"
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	depends on (X86 || UML_X86) && 64BIT
	select CRYPTO_ALGAPI
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	select CRYPTO_AES
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	help
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	  AES cipher algorithms (FIPS-197). AES uses the Rijndael
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	  algorithm.

	  Rijndael appears to be consistently a very good performer in
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	  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
612 613 614 615 616 617 618 619 620 621 622
	  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_AES_NI_INTEL
	tristate "AES cipher algorithms (AES-NI)"
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623
	depends on X86
624 625
	select CRYPTO_AES_X86_64 if 64BIT
	select CRYPTO_AES_586 if !64BIT
626
	select CRYPTO_CRYPTD
627
	select CRYPTO_ABLK_HELPER_X86
628
	select CRYPTO_ALGAPI
629 630
	select CRYPTO_LRW
	select CRYPTO_XTS
631 632 633 634 635 636 637 638 639 640
	help
	  Use Intel AES-NI instructions for AES algorithm.

	  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
641 642 643 644
	  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.
A
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646
	  The AES specifies three key sizes: 128, 192 and 256 bits
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647 648 649

	  See <http://csrc.nist.gov/encryption/aes/> for more information.

650 651 652 653
	  In addition to AES cipher algorithm support, the acceleration
	  for some popular block cipher mode is supported too, including
	  ECB, CBC, LRW, PCBC, XTS. The 64 bit version has additional
	  acceleration for CTR.
654

655 656 657 658 659 660 661 662 663 664 665 666 667 668 669 670 671 672 673 674 675 676 677 678 679 680 681 682
config CRYPTO_AES_SPARC64
	tristate "AES cipher algorithms (SPARC64)"
	depends on SPARC64
	select CRYPTO_CRYPTD
	select CRYPTO_ALGAPI
	help
	  Use SPARC64 crypto opcodes for AES algorithm.

	  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.

	  In addition to AES cipher algorithm support, the acceleration
	  for some popular block cipher mode is supported too, including
	  ECB and CBC.

683 684 685 686 687 688 689 690 691 692 693 694 695 696 697 698 699 700 701 702 703 704 705 706
config CRYPTO_AES_ARM
	tristate "AES cipher algorithms (ARM-asm)"
	depends on ARM
	select CRYPTO_ALGAPI
	select CRYPTO_AES
	help
	  Use optimized AES assembler routines for ARM platforms.

	  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.

707 708 709 710 711 712 713 714 715 716 717
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:
718 719
	  <https://www.cosic.esat.kuleuven.be/nessie/reports/>
	  <http://www.larc.usp.br/~pbarreto/AnubisPage.html>
720 721 722

config CRYPTO_ARC4
	tristate "ARC4 cipher algorithm"
723
	select CRYPTO_BLKCIPHER
724 725 726 727 728 729 730 731 732 733 734
	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
735
	select CRYPTO_BLOWFISH_COMMON
736 737 738 739 740 741 742 743 744 745
	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>

746 747 748 749 750 751 752 753 754
config CRYPTO_BLOWFISH_COMMON
	tristate
	help
	  Common parts of the Blowfish cipher algorithm shared by the
	  generic c and the assembler implementations.

	  See also:
	  <http://www.schneier.com/blowfish.html>

755 756
config CRYPTO_BLOWFISH_X86_64
	tristate "Blowfish cipher algorithm (x86_64)"
757
	depends on X86 && 64BIT
758 759 760 761 762 763 764 765 766 767 768 769
	select CRYPTO_ALGAPI
	select CRYPTO_BLOWFISH_COMMON
	help
	  Blowfish cipher algorithm (x86_64), 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>

770 771 772 773 774 775 776 777 778 779 780 781 782 783 784
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:
	  <https://info.isl.ntt.co.jp/crypt/eng/camellia/index_s.html>

785 786
config CRYPTO_CAMELLIA_X86_64
	tristate "Camellia cipher algorithm (x86_64)"
787
	depends on X86 && 64BIT
788 789
	depends on CRYPTO
	select CRYPTO_ALGAPI
790
	select CRYPTO_GLUE_HELPER_X86
791 792 793 794 795 796 797 798 799 800 801
	select CRYPTO_LRW
	select CRYPTO_XTS
	help
	  Camellia cipher algorithm module (x86_64).

	  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:
802 803 804 805 806 807 808 809 810 811 812 813 814 815 816 817 818 819 820 821 822 823
	  <https://info.isl.ntt.co.jp/crypt/eng/camellia/index_s.html>

config CRYPTO_CAMELLIA_AESNI_AVX_X86_64
	tristate "Camellia cipher algorithm (x86_64/AES-NI/AVX)"
	depends on X86 && 64BIT
	depends on CRYPTO
	select CRYPTO_ALGAPI
	select CRYPTO_CRYPTD
	select CRYPTO_ABLK_HELPER_X86
	select CRYPTO_GLUE_HELPER_X86
	select CRYPTO_CAMELLIA_X86_64
	select CRYPTO_LRW
	select CRYPTO_XTS
	help
	  Camellia cipher algorithm module (x86_64/AES-NI/AVX).

	  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:
824 825
	  <https://info.isl.ntt.co.jp/crypt/eng/camellia/index_s.html>

826 827 828 829 830 831 832 833 834 835 836 837 838 839 840 841
config CRYPTO_CAMELLIA_SPARC64
	tristate "Camellia cipher algorithm (SPARC64)"
	depends on SPARC64
	depends on CRYPTO
	select CRYPTO_ALGAPI
	help
	  Camellia cipher algorithm module (SPARC64).

	  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:
	  <https://info.isl.ntt.co.jp/crypt/eng/camellia/index_s.html>

842 843 844 845 846 847
config CRYPTO_CAST_COMMON
	tristate
	help
	  Common parts of the CAST cipher algorithms shared by the
	  generic c and the assembler implementations.

L
Linus Torvalds 已提交
848 849
config CRYPTO_CAST5
	tristate "CAST5 (CAST-128) cipher algorithm"
850
	select CRYPTO_ALGAPI
851
	select CRYPTO_CAST_COMMON
L
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852 853 854 855
	help
	  The CAST5 encryption algorithm (synonymous with CAST-128) is
	  described in RFC2144.

856 857 858 859 860 861
config CRYPTO_CAST5_AVX_X86_64
	tristate "CAST5 (CAST-128) cipher algorithm (x86_64/AVX)"
	depends on X86 && 64BIT
	select CRYPTO_ALGAPI
	select CRYPTO_CRYPTD
	select CRYPTO_ABLK_HELPER_X86
862
	select CRYPTO_CAST_COMMON
863 864 865 866 867 868 869 870
	select CRYPTO_CAST5
	help
	  The CAST5 encryption algorithm (synonymous with CAST-128) is
	  described in RFC2144.

	  This module provides the Cast5 cipher algorithm that processes
	  sixteen blocks parallel using the AVX instruction set.

L
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871 872
config CRYPTO_CAST6
	tristate "CAST6 (CAST-256) cipher algorithm"
873
	select CRYPTO_ALGAPI
874
	select CRYPTO_CAST_COMMON
L
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875 876 877 878
	help
	  The CAST6 encryption algorithm (synonymous with CAST-256) is
	  described in RFC2612.

879 880 881 882 883 884 885
config CRYPTO_CAST6_AVX_X86_64
	tristate "CAST6 (CAST-256) cipher algorithm (x86_64/AVX)"
	depends on X86 && 64BIT
	select CRYPTO_ALGAPI
	select CRYPTO_CRYPTD
	select CRYPTO_ABLK_HELPER_X86
	select CRYPTO_GLUE_HELPER_X86
886
	select CRYPTO_CAST_COMMON
887 888 889 890 891 892 893 894 895 896
	select CRYPTO_CAST6
	select CRYPTO_LRW
	select CRYPTO_XTS
	help
	  The CAST6 encryption algorithm (synonymous with CAST-256) is
	  described in RFC2612.

	  This module provides the Cast6 cipher algorithm that processes
	  eight blocks parallel using the AVX instruction set.

897 898
config CRYPTO_DES
	tristate "DES and Triple DES EDE cipher algorithms"
899
	select CRYPTO_ALGAPI
L
Linus Torvalds 已提交
900
	help
901
	  DES cipher algorithm (FIPS 46-2), and Triple DES EDE (FIPS 46-3).
A
Aaron Grothe 已提交
902

903 904
config CRYPTO_DES_SPARC64
	tristate "DES and Triple DES EDE cipher algorithms (SPARC64)"
905
	depends on SPARC64
906 907 908 909 910 911
	select CRYPTO_ALGAPI
	select CRYPTO_DES
	help
	  DES cipher algorithm (FIPS 46-2), and Triple DES EDE (FIPS 46-3),
	  optimized using SPARC64 crypto opcodes.

912 913
config CRYPTO_FCRYPT
	tristate "FCrypt cipher algorithm"
914
	select CRYPTO_ALGAPI
915
	select CRYPTO_BLKCIPHER
L
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916
	help
917
	  FCrypt algorithm used by RxRPC.
L
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918 919 920

config CRYPTO_KHAZAD
	tristate "Khazad cipher algorithm"
921
	select CRYPTO_ALGAPI
L
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922 923 924 925 926 927 928 929
	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:
930
	  <http://www.larc.usp.br/~pbarreto/KhazadPage.html>
L
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931

932
config CRYPTO_SALSA20
933
	tristate "Salsa20 stream cipher algorithm"
934 935 936 937 938 939
	select CRYPTO_BLKCIPHER
	help
	  Salsa20 stream cipher algorithm.

	  Salsa20 is a stream cipher submitted to eSTREAM, the ECRYPT
	  Stream Cipher Project. See <http://www.ecrypt.eu.org/stream/>
940 941 942 943 944

	  The Salsa20 stream cipher algorithm is designed by Daniel J.
	  Bernstein <djb@cr.yp.to>. See <http://cr.yp.to/snuffle.html>

config CRYPTO_SALSA20_586
945
	tristate "Salsa20 stream cipher algorithm (i586)"
946 947 948 949 950 951 952
	depends on (X86 || UML_X86) && !64BIT
	select CRYPTO_BLKCIPHER
	help
	  Salsa20 stream cipher algorithm.

	  Salsa20 is a stream cipher submitted to eSTREAM, the ECRYPT
	  Stream Cipher Project. See <http://www.ecrypt.eu.org/stream/>
953 954 955 956 957

	  The Salsa20 stream cipher algorithm is designed by Daniel J.
	  Bernstein <djb@cr.yp.to>. See <http://cr.yp.to/snuffle.html>

config CRYPTO_SALSA20_X86_64
958
	tristate "Salsa20 stream cipher algorithm (x86_64)"
959 960 961 962 963 964 965
	depends on (X86 || UML_X86) && 64BIT
	select CRYPTO_BLKCIPHER
	help
	  Salsa20 stream cipher algorithm.

	  Salsa20 is a stream cipher submitted to eSTREAM, the ECRYPT
	  Stream Cipher Project. See <http://www.ecrypt.eu.org/stream/>
966 967 968

	  The Salsa20 stream cipher algorithm is designed by Daniel J.
	  Bernstein <djb@cr.yp.to>. See <http://cr.yp.to/snuffle.html>
L
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969

970 971
config CRYPTO_SEED
	tristate "SEED cipher algorithm"
972
	select CRYPTO_ALGAPI
L
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973
	help
974
	  SEED cipher algorithm (RFC4269).
L
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975

976 977 978 979 980 981 982 983 984 985
	  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:
	  <http://www.kisa.or.kr/kisa/seed/jsp/seed_eng.jsp>

config CRYPTO_SERPENT
	tristate "Serpent cipher algorithm"
986
	select CRYPTO_ALGAPI
L
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987
	help
988
	  Serpent cipher algorithm, by Anderson, Biham & Knudsen.
L
Linus Torvalds 已提交
989

990 991 992 993 994 995 996
	  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:
	  <http://www.cl.cam.ac.uk/~rja14/serpent.html>

997 998 999 1000
config CRYPTO_SERPENT_SSE2_X86_64
	tristate "Serpent cipher algorithm (x86_64/SSE2)"
	depends on X86 && 64BIT
	select CRYPTO_ALGAPI
1001
	select CRYPTO_CRYPTD
1002
	select CRYPTO_ABLK_HELPER_X86
1003
	select CRYPTO_GLUE_HELPER_X86
1004
	select CRYPTO_SERPENT
1005 1006
	select CRYPTO_LRW
	select CRYPTO_XTS
1007 1008 1009 1010 1011 1012 1013 1014 1015 1016 1017 1018
	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.

	  This module provides Serpent cipher algorithm that processes eigth
	  blocks parallel using SSE2 instruction set.

	  See also:
	  <http://www.cl.cam.ac.uk/~rja14/serpent.html>

1019 1020 1021 1022
config CRYPTO_SERPENT_SSE2_586
	tristate "Serpent cipher algorithm (i586/SSE2)"
	depends on X86 && !64BIT
	select CRYPTO_ALGAPI
1023
	select CRYPTO_CRYPTD
1024
	select CRYPTO_ABLK_HELPER_X86
1025
	select CRYPTO_GLUE_HELPER_X86
1026
	select CRYPTO_SERPENT
1027 1028
	select CRYPTO_LRW
	select CRYPTO_XTS
1029 1030 1031 1032 1033 1034 1035 1036 1037 1038 1039
	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.

	  This module provides Serpent cipher algorithm that processes four
	  blocks parallel using SSE2 instruction set.

	  See also:
	  <http://www.cl.cam.ac.uk/~rja14/serpent.html>
1040 1041 1042 1043 1044 1045

config CRYPTO_SERPENT_AVX_X86_64
	tristate "Serpent cipher algorithm (x86_64/AVX)"
	depends on X86 && 64BIT
	select CRYPTO_ALGAPI
	select CRYPTO_CRYPTD
1046
	select CRYPTO_ABLK_HELPER_X86
1047
	select CRYPTO_GLUE_HELPER_X86
1048 1049 1050 1051 1052 1053 1054 1055 1056 1057 1058 1059 1060 1061
	select CRYPTO_SERPENT
	select CRYPTO_LRW
	select CRYPTO_XTS
	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.

	  This module provides the Serpent cipher algorithm that processes
	  eight blocks parallel using the AVX instruction set.

	  See also:
	  <http://www.cl.cam.ac.uk/~rja14/serpent.html>
1062

1063 1064
config CRYPTO_TEA
	tristate "TEA, XTEA and XETA cipher algorithms"
1065
	select CRYPTO_ALGAPI
L
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1066
	help
1067
	  TEA cipher algorithm.
L
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1068

1069 1070 1071 1072 1073 1074 1075 1076 1077 1078 1079 1080 1081
	  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"
1082
	select CRYPTO_ALGAPI
1083
	select CRYPTO_TWOFISH_COMMON
1084
	help
1085
	  Twofish cipher algorithm.
1086

1087 1088 1089 1090
	  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.
1091

1092 1093 1094 1095 1096 1097 1098 1099 1100 1101 1102 1103 1104 1105 1106 1107 1108 1109 1110 1111 1112
	  See also:
	  <http://www.schneier.com/twofish.html>

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.
1113 1114

	  See also:
1115
	  <http://www.schneier.com/twofish.html>
1116

1117 1118 1119
config CRYPTO_TWOFISH_X86_64
	tristate "Twofish cipher algorithm (x86_64)"
	depends on (X86 || UML_X86) && 64BIT
1120
	select CRYPTO_ALGAPI
1121
	select CRYPTO_TWOFISH_COMMON
L
Linus Torvalds 已提交
1122
	help
1123
	  Twofish cipher algorithm (x86_64).
L
Linus Torvalds 已提交
1124

1125 1126 1127 1128 1129 1130 1131 1132
	  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>

1133 1134
config CRYPTO_TWOFISH_X86_64_3WAY
	tristate "Twofish cipher algorithm (x86_64, 3-way parallel)"
1135
	depends on X86 && 64BIT
1136 1137 1138
	select CRYPTO_ALGAPI
	select CRYPTO_TWOFISH_COMMON
	select CRYPTO_TWOFISH_X86_64
1139
	select CRYPTO_GLUE_HELPER_X86
1140 1141
	select CRYPTO_LRW
	select CRYPTO_XTS
1142 1143 1144 1145 1146 1147 1148 1149 1150 1151 1152 1153 1154 1155
	help
	  Twofish cipher algorithm (x86_64, 3-way parallel).

	  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.

	  This module provides Twofish cipher algorithm that processes three
	  blocks parallel, utilizing resources of out-of-order CPUs better.

	  See also:
	  <http://www.schneier.com/twofish.html>

1156 1157 1158 1159 1160
config CRYPTO_TWOFISH_AVX_X86_64
	tristate "Twofish cipher algorithm (x86_64/AVX)"
	depends on X86 && 64BIT
	select CRYPTO_ALGAPI
	select CRYPTO_CRYPTD
1161
	select CRYPTO_ABLK_HELPER_X86
1162
	select CRYPTO_GLUE_HELPER_X86
1163 1164 1165 1166 1167 1168 1169 1170 1171 1172 1173 1174 1175 1176 1177 1178 1179 1180 1181
	select CRYPTO_TWOFISH_COMMON
	select CRYPTO_TWOFISH_X86_64
	select CRYPTO_TWOFISH_X86_64_3WAY
	select CRYPTO_LRW
	select CRYPTO_XTS
	help
	  Twofish cipher algorithm (x86_64/AVX).

	  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.

	  This module provides the Twofish cipher algorithm that processes
	  eight blocks parallel using the AVX Instruction Set.

	  See also:
	  <http://www.schneier.com/twofish.html>

1182 1183 1184 1185 1186 1187 1188
comment "Compression"

config CRYPTO_DEFLATE
	tristate "Deflate compression algorithm"
	select CRYPTO_ALGAPI
	select ZLIB_INFLATE
	select ZLIB_DEFLATE
H
Herbert Xu 已提交
1189
	help
1190 1191 1192 1193
	  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.
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Herbert Xu 已提交
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config CRYPTO_ZLIB
	tristate "Zlib compression algorithm"
	select CRYPTO_PCOMP
	select ZLIB_INFLATE
	select ZLIB_DEFLATE
	select NLATTR
	help
	  This is the zlib algorithm.

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config CRYPTO_LZO
	tristate "LZO compression algorithm"
	select CRYPTO_ALGAPI
	select LZO_COMPRESS
	select LZO_DECOMPRESS
	help
	  This is the LZO algorithm.

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config CRYPTO_842
	tristate "842 compression algorithm"
	depends on CRYPTO_DEV_NX_COMPRESS
	# 842 uses lzo if the hardware becomes unavailable
	select LZO_COMPRESS
	select LZO_DECOMPRESS
	help
	  This is the 842 algorithm.

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comment "Random Number Generation"

config CRYPTO_ANSI_CPRNG
	tristate "Pseudo Random Number Generation for Cryptographic modules"
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	default m
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	select CRYPTO_AES
	select CRYPTO_RNG
	help
	  This option enables the generic pseudo random number generator
	  for cryptographic modules.  Uses the Algorithm specified in
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	  ANSI X9.31 A.2.4. Note that this option must be enabled if
	  CRYPTO_FIPS is selected
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config CRYPTO_USER_API
	tristate

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config CRYPTO_USER_API_HASH
	tristate "User-space interface for hash algorithms"
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	depends on NET
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	select CRYPTO_HASH
	select CRYPTO_USER_API
	help
	  This option enables the user-spaces interface for hash
	  algorithms.

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config CRYPTO_USER_API_SKCIPHER
	tristate "User-space interface for symmetric key cipher algorithms"
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	depends on NET
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	select CRYPTO_BLKCIPHER
	select CRYPTO_USER_API
	help
	  This option enables the user-spaces interface for symmetric
	  key cipher algorithms.

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source "drivers/crypto/Kconfig"
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source crypto/asymmetric_keys/Kconfig
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endif	# if CRYPTO