[linux-block.git] / lib / crypto / Kconfig

# SPDX-License-Identifier: GPL-2.0

menu "Crypto library routines"

config CRYPTO_LIB_AES
	tristate

config CRYPTO_LIB_ARC4
	tristate

config CRYPTO_ARCH_HAVE_LIB_BLAKE2S
	bool
	help
	  Declares whether the architecture provides an arch-specific
	  accelerated implementation of the Blake2s library interface,
	  either builtin or as a module.

config CRYPTO_LIB_BLAKE2S_GENERIC
	def_bool !CRYPTO_ARCH_HAVE_LIB_BLAKE2S
	help
	  This symbol can be depended upon by arch implementations of the
	  Blake2s library interface that require the generic code as a
	  fallback, e.g., for SIMD implementations. If no arch specific
	  implementation is enabled, this implementation serves the users
	  of CRYPTO_LIB_BLAKE2S.

config CRYPTO_ARCH_HAVE_LIB_CHACHA
	tristate
	help
	  Declares whether the architecture provides an arch-specific
	  accelerated implementation of the ChaCha library interface,
	  either builtin or as a module.

config CRYPTO_LIB_CHACHA_GENERIC
	tristate
	help
	  This symbol can be depended upon by arch implementations of the
	  ChaCha library interface that require the generic code as a
	  fallback, e.g., for SIMD implementations. If no arch specific
	  implementation is enabled, this implementation serves the users
	  of CRYPTO_LIB_CHACHA.

config CRYPTO_LIB_CHACHA
	tristate "ChaCha library interface"
	depends on CRYPTO
	depends on CRYPTO_ARCH_HAVE_LIB_CHACHA || !CRYPTO_ARCH_HAVE_LIB_CHACHA
	select CRYPTO_LIB_CHACHA_GENERIC if CRYPTO_ARCH_HAVE_LIB_CHACHA=n
	help
	  Enable the ChaCha library interface. This interface may be fulfilled
	  by either the generic implementation or an arch-specific one, if one
	  is available and enabled.

config CRYPTO_ARCH_HAVE_LIB_CURVE25519
	tristate
	help
	  Declares whether the architecture provides an arch-specific
	  accelerated implementation of the Curve25519 library interface,
	  either builtin or as a module.

config CRYPTO_LIB_CURVE25519_GENERIC
	tristate
	help
	  This symbol can be depended upon by arch implementations of the
	  Curve25519 library interface that require the generic code as a
	  fallback, e.g., for SIMD implementations. If no arch specific
	  implementation is enabled, this implementation serves the users
	  of CRYPTO_LIB_CURVE25519.

config CRYPTO_LIB_CURVE25519
	tristate "Curve25519 scalar multiplication library"
	depends on CRYPTO_ARCH_HAVE_LIB_CURVE25519 || !CRYPTO_ARCH_HAVE_LIB_CURVE25519
	select CRYPTO_LIB_CURVE25519_GENERIC if CRYPTO_ARCH_HAVE_LIB_CURVE25519=n
	select LIB_MEMNEQ
	help
	  Enable the Curve25519 library interface. This interface may be
	  fulfilled by either the generic implementation or an arch-specific
	  one, if one is available and enabled.

config CRYPTO_LIB_DES
	tristate

config CRYPTO_LIB_POLY1305_RSIZE
	int
	default 2 if MIPS
	default 11 if X86_64
	default 9 if ARM || ARM64
	default 1

config CRYPTO_ARCH_HAVE_LIB_POLY1305
	tristate
	help
	  Declares whether the architecture provides an arch-specific
	  accelerated implementation of the Poly1305 library interface,
	  either builtin or as a module.

config CRYPTO_LIB_POLY1305_GENERIC
	tristate
	help
	  This symbol can be depended upon by arch implementations of the
	  Poly1305 library interface that require the generic code as a
	  fallback, e.g., for SIMD implementations. If no arch specific
	  implementation is enabled, this implementation serves the users
	  of CRYPTO_LIB_POLY1305.

config CRYPTO_LIB_POLY1305
	tristate "Poly1305 library interface"
	depends on CRYPTO_ARCH_HAVE_LIB_POLY1305 || !CRYPTO_ARCH_HAVE_LIB_POLY1305
	select CRYPTO_LIB_POLY1305_GENERIC if CRYPTO_ARCH_HAVE_LIB_POLY1305=n
	help
	  Enable the Poly1305 library interface. This interface may be fulfilled
	  by either the generic implementation or an arch-specific one, if one
	  is available and enabled.

config CRYPTO_LIB_CHACHA20POLY1305
	tristate "ChaCha20-Poly1305 AEAD support (8-byte nonce library version)"
	depends on CRYPTO_ARCH_HAVE_LIB_CHACHA || !CRYPTO_ARCH_HAVE_LIB_CHACHA
	depends on CRYPTO_ARCH_HAVE_LIB_POLY1305 || !CRYPTO_ARCH_HAVE_LIB_POLY1305
	depends on CRYPTO
	select CRYPTO_LIB_CHACHA
	select CRYPTO_LIB_POLY1305
	select CRYPTO_ALGAPI

config CRYPTO_LIB_SHA1
	tristate

config CRYPTO_LIB_SHA256
	tristate

endmenu
Commit	Line	Data
746b2e02 AB	1	# SPDX-License-Identifier: GPL-2.0
746b2e02 AB	2
e56e1898 JF	3	menu "Crypto library routines"
e56e1898 JF	4
746b2e02 AB	5	config CRYPTO_LIB_AES
	6	tristate
	7
	8	config CRYPTO_LIB_ARC4
	9	tristate
	10
66d7fb94	11	config CRYPTO_ARCH_HAVE_LIB_BLAKE2S
6048fdcc	12	bool
66d7fb94 JD	13	help
	14	Declares whether the architecture provides an arch-specific
	15	accelerated implementation of the Blake2s library interface,
	16	either builtin or as a module.
	17
	18	config CRYPTO_LIB_BLAKE2S_GENERIC
6048fdcc	19	def_bool !CRYPTO_ARCH_HAVE_LIB_BLAKE2S
66d7fb94 JD	20	help
	21	This symbol can be depended upon by arch implementations of the
	22	Blake2s library interface that require the generic code as a
	23	fallback, e.g., for SIMD implementations. If no arch specific
	24	implementation is enabled, this implementation serves the users
	25	of CRYPTO_LIB_BLAKE2S.
	26
5fb8ef25 AB	27	config CRYPTO_ARCH_HAVE_LIB_CHACHA
	28	tristate
	29	help
	30	Declares whether the architecture provides an arch-specific
	31	accelerated implementation of the ChaCha library interface,
	32	either builtin or as a module.
	33
	34	config CRYPTO_LIB_CHACHA_GENERIC
	35	tristate
5fb8ef25 AB	36	help
	37	This symbol can be depended upon by arch implementations of the
	38	ChaCha library interface that require the generic code as a
	39	fallback, e.g., for SIMD implementations. If no arch specific
	40	implementation is enabled, this implementation serves the users
	41	of CRYPTO_LIB_CHACHA.
	42
	43	config CRYPTO_LIB_CHACHA
e56e1898 JF	44	tristate "ChaCha library interface"
e56e1898 JF	45	depends on CRYPTO
5fb8ef25 AB	46	depends on CRYPTO_ARCH_HAVE_LIB_CHACHA \|\| !CRYPTO_ARCH_HAVE_LIB_CHACHA
	47	select CRYPTO_LIB_CHACHA_GENERIC if CRYPTO_ARCH_HAVE_LIB_CHACHA=n
	48	help
	49	Enable the ChaCha library interface. This interface may be fulfilled
	50	by either the generic implementation or an arch-specific one, if one
	51	is available and enabled.
	52
0ed42a6f JD	53	config CRYPTO_ARCH_HAVE_LIB_CURVE25519
	54	tristate
	55	help
	56	Declares whether the architecture provides an arch-specific
	57	accelerated implementation of the Curve25519 library interface,
	58	either builtin or as a module.
	59
	60	config CRYPTO_LIB_CURVE25519_GENERIC
	61	tristate
	62	help
	63	This symbol can be depended upon by arch implementations of the
	64	Curve25519 library interface that require the generic code as a
	65	fallback, e.g., for SIMD implementations. If no arch specific
	66	implementation is enabled, this implementation serves the users
	67	of CRYPTO_LIB_CURVE25519.
	68
	69	config CRYPTO_LIB_CURVE25519
e56e1898	70	tristate "Curve25519 scalar multiplication library"
0ed42a6f JD	71	depends on CRYPTO_ARCH_HAVE_LIB_CURVE25519 \|\| !CRYPTO_ARCH_HAVE_LIB_CURVE25519
0ed42a6f JD	72	select CRYPTO_LIB_CURVE25519_GENERIC if CRYPTO_ARCH_HAVE_LIB_CURVE25519=n
920b0442	73	select LIB_MEMNEQ
0ed42a6f JD	74	help
	75	Enable the Curve25519 library interface. This interface may be
	76	fulfilled by either the generic implementation or an arch-specific
	77	one, if one is available and enabled.
	78
746b2e02 AB	79	config CRYPTO_LIB_DES
	80	tristate
	81
a1d93064 AB	82	config CRYPTO_LIB_POLY1305_RSIZE
a1d93064 AB	83	int
a11d055e	84	default 2 if MIPS
d7d7b853	85	default 11 if X86_64
a6b803b3	86	default 9 if ARM \|\| ARM64
a1d93064 AB	87	default 1
	88
	89	config CRYPTO_ARCH_HAVE_LIB_POLY1305
	90	tristate
	91	help
	92	Declares whether the architecture provides an arch-specific
	93	accelerated implementation of the Poly1305 library interface,
	94	either builtin or as a module.
	95
48ea8c6e AB	96	config CRYPTO_LIB_POLY1305_GENERIC
48ea8c6e AB	97	tristate
a1d93064 AB	98	help
	99	This symbol can be depended upon by arch implementations of the
	100	Poly1305 library interface that require the generic code as a
	101	fallback, e.g., for SIMD implementations. If no arch specific
	102	implementation is enabled, this implementation serves the users
	103	of CRYPTO_LIB_POLY1305.
	104
	105	config CRYPTO_LIB_POLY1305
e56e1898	106	tristate "Poly1305 library interface"
a1d93064 AB	107	depends on CRYPTO_ARCH_HAVE_LIB_POLY1305 \|\| !CRYPTO_ARCH_HAVE_LIB_POLY1305
	108	select CRYPTO_LIB_POLY1305_GENERIC if CRYPTO_ARCH_HAVE_LIB_POLY1305=n
	109	help
	110	Enable the Poly1305 library interface. This interface may be fulfilled
	111	by either the generic implementation or an arch-specific one, if one
	112	is available and enabled.
48ea8c6e	113
ed20078b	114	config CRYPTO_LIB_CHACHA20POLY1305
e56e1898	115	tristate "ChaCha20-Poly1305 AEAD support (8-byte nonce library version)"
ed20078b AB	116	depends on CRYPTO_ARCH_HAVE_LIB_CHACHA \|\| !CRYPTO_ARCH_HAVE_LIB_CHACHA
ed20078b AB	117	depends on CRYPTO_ARCH_HAVE_LIB_POLY1305 \|\| !CRYPTO_ARCH_HAVE_LIB_POLY1305
e56e1898	118	depends on CRYPTO
ed20078b AB	119	select CRYPTO_LIB_CHACHA
ed20078b AB	120	select CRYPTO_LIB_POLY1305
e56e1898	121	select CRYPTO_ALGAPI
ed20078b	122
ec8f7f48 EB	123	config CRYPTO_LIB_SHA1
	124	tristate
	125
746b2e02 AB	126	config CRYPTO_LIB_SHA256
746b2e02 AB	127	tristate
2b31277a	128
e56e1898	129	endmenu