[thirdparty/linux.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_AESCFB
	tristate
	select CRYPTO_LIB_AES
	select CRYPTO_LIB_UTILS

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
f1354404 AB	11	config CRYPTO_LIB_AESCFB
	12	tristate
	13	select CRYPTO_LIB_AES
	14	select CRYPTO_LIB_UTILS
	15
520af5da AB	16	config CRYPTO_LIB_AESGCM
	17	tristate
	18	select CRYPTO_LIB_AES
	19	select CRYPTO_LIB_GF128MUL
	20	select CRYPTO_LIB_UTILS
	21
746b2e02 AB	22	config CRYPTO_LIB_ARC4
746b2e02 AB	23	tristate
61c581a4 AB	24
	25	config CRYPTO_LIB_GF128MUL
	26	tristate
746b2e02	27
66d7fb94	28	config CRYPTO_ARCH_HAVE_LIB_BLAKE2S
6048fdcc	29	bool
66d7fb94 JD	30	help
	31	Declares whether the architecture provides an arch-specific
	32	accelerated implementation of the Blake2s library interface,
	33	either builtin or as a module.
	34
	35	config CRYPTO_LIB_BLAKE2S_GENERIC
6048fdcc	36	def_bool !CRYPTO_ARCH_HAVE_LIB_BLAKE2S
66d7fb94 JD	37	help
	38	This symbol can be depended upon by arch implementations of the
	39	Blake2s library interface that require the generic code as a
	40	fallback, e.g., for SIMD implementations. If no arch specific
	41	implementation is enabled, this implementation serves the users
	42	of CRYPTO_LIB_BLAKE2S.
	43
5fb8ef25 AB	44	config CRYPTO_ARCH_HAVE_LIB_CHACHA
	45	tristate
	46	help
	47	Declares whether the architecture provides an arch-specific
	48	accelerated implementation of the ChaCha library interface,
	49	either builtin or as a module.
	50
	51	config CRYPTO_LIB_CHACHA_GENERIC
	52	tristate
6e78ad0b	53	select CRYPTO_LIB_UTILS
5fb8ef25 AB	54	help
	55	This symbol can be depended upon by arch implementations of the
	56	ChaCha library interface that require the generic code as a
	57	fallback, e.g., for SIMD implementations. If no arch specific
	58	implementation is enabled, this implementation serves the users
	59	of CRYPTO_LIB_CHACHA.
	60
	61	config CRYPTO_LIB_CHACHA
e56e1898	62	tristate "ChaCha library interface"
5fb8ef25 AB	63	depends on CRYPTO_ARCH_HAVE_LIB_CHACHA \|\| !CRYPTO_ARCH_HAVE_LIB_CHACHA
	64	select CRYPTO_LIB_CHACHA_GENERIC if CRYPTO_ARCH_HAVE_LIB_CHACHA=n
	65	help
	66	Enable the ChaCha library interface. This interface may be fulfilled
	67	by either the generic implementation or an arch-specific one, if one
	68	is available and enabled.
	69
0ed42a6f JD	70	config CRYPTO_ARCH_HAVE_LIB_CURVE25519
	71	tristate
	72	help
	73	Declares whether the architecture provides an arch-specific
	74	accelerated implementation of the Curve25519 library interface,
	75	either builtin or as a module.
	76
	77	config CRYPTO_LIB_CURVE25519_GENERIC
	78	tristate
	79	help
	80	This symbol can be depended upon by arch implementations of the
	81	Curve25519 library interface that require the generic code as a
	82	fallback, e.g., for SIMD implementations. If no arch specific
	83	implementation is enabled, this implementation serves the users
	84	of CRYPTO_LIB_CURVE25519.
	85
	86	config CRYPTO_LIB_CURVE25519
e56e1898	87	tristate "Curve25519 scalar multiplication library"
0ed42a6f JD	88	depends on CRYPTO_ARCH_HAVE_LIB_CURVE25519 \|\| !CRYPTO_ARCH_HAVE_LIB_CURVE25519
0ed42a6f JD	89	select CRYPTO_LIB_CURVE25519_GENERIC if CRYPTO_ARCH_HAVE_LIB_CURVE25519=n
7033b937	90	select CRYPTO_LIB_UTILS
0ed42a6f JD	91	help
	92	Enable the Curve25519 library interface. This interface may be
	93	fulfilled by either the generic implementation or an arch-specific
	94	one, if one is available and enabled.
	95
746b2e02 AB	96	config CRYPTO_LIB_DES
	97	tristate
	98
a1d93064 AB	99	config CRYPTO_LIB_POLY1305_RSIZE
a1d93064 AB	100	int
a11d055e	101	default 2 if MIPS
d7d7b853	102	default 11 if X86_64
a6b803b3	103	default 9 if ARM \|\| ARM64
a1d93064 AB	104	default 1
	105
	106	config CRYPTO_ARCH_HAVE_LIB_POLY1305
	107	tristate
	108	help
	109	Declares whether the architecture provides an arch-specific
	110	accelerated implementation of the Poly1305 library interface,
	111	either builtin or as a module.
	112
48ea8c6e AB	113	config CRYPTO_LIB_POLY1305_GENERIC
48ea8c6e AB	114	tristate
a1d93064 AB	115	help
	116	This symbol can be depended upon by arch implementations of the
	117	Poly1305 library interface that require the generic code as a
	118	fallback, e.g., for SIMD implementations. If no arch specific
	119	implementation is enabled, this implementation serves the users
	120	of CRYPTO_LIB_POLY1305.
	121
	122	config CRYPTO_LIB_POLY1305
e56e1898	123	tristate "Poly1305 library interface"
a1d93064 AB	124	depends on CRYPTO_ARCH_HAVE_LIB_POLY1305 \|\| !CRYPTO_ARCH_HAVE_LIB_POLY1305
	125	select CRYPTO_LIB_POLY1305_GENERIC if CRYPTO_ARCH_HAVE_LIB_POLY1305=n
	126	help
	127	Enable the Poly1305 library interface. This interface may be fulfilled
	128	by either the generic implementation or an arch-specific one, if one
	129	is available and enabled.
48ea8c6e	130
ed20078b	131	config CRYPTO_LIB_CHACHA20POLY1305
e56e1898	132	tristate "ChaCha20-Poly1305 AEAD support (8-byte nonce library version)"
ed20078b AB	133	depends on CRYPTO_ARCH_HAVE_LIB_CHACHA \|\| !CRYPTO_ARCH_HAVE_LIB_CHACHA
ed20078b AB	134	depends on CRYPTO_ARCH_HAVE_LIB_POLY1305 \|\| !CRYPTO_ARCH_HAVE_LIB_POLY1305
e56e1898	135	depends on CRYPTO
ed20078b AB	136	select CRYPTO_LIB_CHACHA
ed20078b AB	137	select CRYPTO_LIB_POLY1305
e56e1898	138	select CRYPTO_ALGAPI
ed20078b	139
ec8f7f48 EB	140	config CRYPTO_LIB_SHA1
	141	tristate
	142
746b2e02 AB	143	config CRYPTO_LIB_SHA256
746b2e02 AB	144	tristate
2b31277a	145
e56e1898	146	endmenu