[linux-2.6-block.git] / lib / crypto / Kconfig

# SPDX-License-Identifier: GPL-2.0

menu "Crypto library routines"

config CRYPTO_LIB_UTILS
	tristate

config CRYPTO_LIB_AES
	tristate

config CRYPTO_LIB_AESGCM
	tristate
	select CRYPTO_LIB_AES
	select CRYPTO_LIB_GF128MUL
	select CRYPTO_LIB_UTILS

config CRYPTO_LIB_ARC4
	tristate

config CRYPTO_LIB_GF128MUL
	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
	select CRYPTO_LIB_UTILS
	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_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 CRYPTO_LIB_UTILS
	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
7033b937 EB	5	config CRYPTO_LIB_UTILS
	6	tristate
	7
746b2e02 AB	8	config CRYPTO_LIB_AES
	9	tristate
	10
520af5da AB	11	config CRYPTO_LIB_AESGCM
	12	tristate
	13	select CRYPTO_LIB_AES
	14	select CRYPTO_LIB_GF128MUL
	15	select CRYPTO_LIB_UTILS
	16
746b2e02 AB	17	config CRYPTO_LIB_ARC4
746b2e02 AB	18	tristate
61c581a4 AB	19
	20	config CRYPTO_LIB_GF128MUL
	21	tristate
746b2e02	22
66d7fb94	23	config CRYPTO_ARCH_HAVE_LIB_BLAKE2S
6048fdcc	24	bool
66d7fb94 JD	25	help
	26	Declares whether the architecture provides an arch-specific
	27	accelerated implementation of the Blake2s library interface,
	28	either builtin or as a module.
	29
	30	config CRYPTO_LIB_BLAKE2S_GENERIC
6048fdcc	31	def_bool !CRYPTO_ARCH_HAVE_LIB_BLAKE2S
66d7fb94 JD	32	help
	33	This symbol can be depended upon by arch implementations of the
	34	Blake2s library interface that require the generic code as a
	35	fallback, e.g., for SIMD implementations. If no arch specific
	36	implementation is enabled, this implementation serves the users
	37	of CRYPTO_LIB_BLAKE2S.
	38
5fb8ef25 AB	39	config CRYPTO_ARCH_HAVE_LIB_CHACHA
	40	tristate
	41	help
	42	Declares whether the architecture provides an arch-specific
	43	accelerated implementation of the ChaCha library interface,
	44	either builtin or as a module.
	45
	46	config CRYPTO_LIB_CHACHA_GENERIC
	47	tristate
6e78ad0b	48	select CRYPTO_LIB_UTILS
5fb8ef25 AB	49	help
	50	This symbol can be depended upon by arch implementations of the
	51	ChaCha library interface that require the generic code as a
	52	fallback, e.g., for SIMD implementations. If no arch specific
	53	implementation is enabled, this implementation serves the users
	54	of CRYPTO_LIB_CHACHA.
	55
	56	config CRYPTO_LIB_CHACHA
e56e1898	57	tristate "ChaCha library interface"
5fb8ef25 AB	58	depends on CRYPTO_ARCH_HAVE_LIB_CHACHA \|\| !CRYPTO_ARCH_HAVE_LIB_CHACHA
	59	select CRYPTO_LIB_CHACHA_GENERIC if CRYPTO_ARCH_HAVE_LIB_CHACHA=n
	60	help
	61	Enable the ChaCha library interface. This interface may be fulfilled
	62	by either the generic implementation or an arch-specific one, if one
	63	is available and enabled.
	64
0ed42a6f JD	65	config CRYPTO_ARCH_HAVE_LIB_CURVE25519
	66	tristate
	67	help
	68	Declares whether the architecture provides an arch-specific
	69	accelerated implementation of the Curve25519 library interface,
	70	either builtin or as a module.
	71
	72	config CRYPTO_LIB_CURVE25519_GENERIC
	73	tristate
	74	help
	75	This symbol can be depended upon by arch implementations of the
	76	Curve25519 library interface that require the generic code as a
	77	fallback, e.g., for SIMD implementations. If no arch specific
	78	implementation is enabled, this implementation serves the users
	79	of CRYPTO_LIB_CURVE25519.
	80
	81	config CRYPTO_LIB_CURVE25519
e56e1898	82	tristate "Curve25519 scalar multiplication library"
0ed42a6f JD	83	depends on CRYPTO_ARCH_HAVE_LIB_CURVE25519 \|\| !CRYPTO_ARCH_HAVE_LIB_CURVE25519
0ed42a6f JD	84	select CRYPTO_LIB_CURVE25519_GENERIC if CRYPTO_ARCH_HAVE_LIB_CURVE25519=n
7033b937	85	select CRYPTO_LIB_UTILS
0ed42a6f JD	86	help
	87	Enable the Curve25519 library interface. This interface may be
	88	fulfilled by either the generic implementation or an arch-specific
	89	one, if one is available and enabled.
	90
746b2e02 AB	91	config CRYPTO_LIB_DES
	92	tristate
	93
a1d93064 AB	94	config CRYPTO_LIB_POLY1305_RSIZE
a1d93064 AB	95	int
a11d055e	96	default 2 if MIPS
d7d7b853	97	default 11 if X86_64
a6b803b3	98	default 9 if ARM \|\| ARM64
a1d93064 AB	99	default 1
	100
	101	config CRYPTO_ARCH_HAVE_LIB_POLY1305
	102	tristate
	103	help
	104	Declares whether the architecture provides an arch-specific
	105	accelerated implementation of the Poly1305 library interface,
	106	either builtin or as a module.
	107
48ea8c6e AB	108	config CRYPTO_LIB_POLY1305_GENERIC
48ea8c6e AB	109	tristate
a1d93064 AB	110	help
	111	This symbol can be depended upon by arch implementations of the
	112	Poly1305 library interface that require the generic code as a
	113	fallback, e.g., for SIMD implementations. If no arch specific
	114	implementation is enabled, this implementation serves the users
	115	of CRYPTO_LIB_POLY1305.
	116
	117	config CRYPTO_LIB_POLY1305
e56e1898	118	tristate "Poly1305 library interface"
a1d93064 AB	119	depends on CRYPTO_ARCH_HAVE_LIB_POLY1305 \|\| !CRYPTO_ARCH_HAVE_LIB_POLY1305
	120	select CRYPTO_LIB_POLY1305_GENERIC if CRYPTO_ARCH_HAVE_LIB_POLY1305=n
	121	help
	122	Enable the Poly1305 library interface. This interface may be fulfilled
	123	by either the generic implementation or an arch-specific one, if one
	124	is available and enabled.
48ea8c6e	125
ed20078b	126	config CRYPTO_LIB_CHACHA20POLY1305
e56e1898	127	tristate "ChaCha20-Poly1305 AEAD support (8-byte nonce library version)"
ed20078b AB	128	depends on CRYPTO_ARCH_HAVE_LIB_CHACHA \|\| !CRYPTO_ARCH_HAVE_LIB_CHACHA
ed20078b AB	129	depends on CRYPTO_ARCH_HAVE_LIB_POLY1305 \|\| !CRYPTO_ARCH_HAVE_LIB_POLY1305
e56e1898	130	depends on CRYPTO
ed20078b AB	131	select CRYPTO_LIB_CHACHA
ed20078b AB	132	select CRYPTO_LIB_POLY1305
e56e1898	133	select CRYPTO_ALGAPI
ed20078b	134
ec8f7f48 EB	135	config CRYPTO_LIB_SHA1
	136	tristate
	137
746b2e02 AB	138	config CRYPTO_LIB_SHA256
746b2e02 AB	139	tristate
2b31277a	140
e56e1898	141	endmenu