xref: /linux-6.15/lib/crypto/Kconfig (revision 61c581a4)
1# SPDX-License-Identifier: GPL-2.0
2
3menu "Crypto library routines"
4
5config CRYPTO_LIB_UTILS
6	tristate
7
8config CRYPTO_LIB_AES
9	tristate
10
11config CRYPTO_LIB_ARC4
12	tristate
13
14config CRYPTO_LIB_GF128MUL
15	tristate
16
17config CRYPTO_ARCH_HAVE_LIB_BLAKE2S
18	bool
19	help
20	  Declares whether the architecture provides an arch-specific
21	  accelerated implementation of the Blake2s library interface,
22	  either builtin or as a module.
23
24config CRYPTO_LIB_BLAKE2S_GENERIC
25	def_bool !CRYPTO_ARCH_HAVE_LIB_BLAKE2S
26	help
27	  This symbol can be depended upon by arch implementations of the
28	  Blake2s library interface that require the generic code as a
29	  fallback, e.g., for SIMD implementations. If no arch specific
30	  implementation is enabled, this implementation serves the users
31	  of CRYPTO_LIB_BLAKE2S.
32
33config CRYPTO_ARCH_HAVE_LIB_CHACHA
34	tristate
35	help
36	  Declares whether the architecture provides an arch-specific
37	  accelerated implementation of the ChaCha library interface,
38	  either builtin or as a module.
39
40config CRYPTO_LIB_CHACHA_GENERIC
41	tristate
42	select CRYPTO_LIB_UTILS
43	help
44	  This symbol can be depended upon by arch implementations of the
45	  ChaCha library interface that require the generic code as a
46	  fallback, e.g., for SIMD implementations. If no arch specific
47	  implementation is enabled, this implementation serves the users
48	  of CRYPTO_LIB_CHACHA.
49
50config CRYPTO_LIB_CHACHA
51	tristate "ChaCha library interface"
52	depends on CRYPTO_ARCH_HAVE_LIB_CHACHA || !CRYPTO_ARCH_HAVE_LIB_CHACHA
53	select CRYPTO_LIB_CHACHA_GENERIC if CRYPTO_ARCH_HAVE_LIB_CHACHA=n
54	help
55	  Enable the ChaCha library interface. This interface may be fulfilled
56	  by either the generic implementation or an arch-specific one, if one
57	  is available and enabled.
58
59config CRYPTO_ARCH_HAVE_LIB_CURVE25519
60	tristate
61	help
62	  Declares whether the architecture provides an arch-specific
63	  accelerated implementation of the Curve25519 library interface,
64	  either builtin or as a module.
65
66config CRYPTO_LIB_CURVE25519_GENERIC
67	tristate
68	help
69	  This symbol can be depended upon by arch implementations of the
70	  Curve25519 library interface that require the generic code as a
71	  fallback, e.g., for SIMD implementations. If no arch specific
72	  implementation is enabled, this implementation serves the users
73	  of CRYPTO_LIB_CURVE25519.
74
75config CRYPTO_LIB_CURVE25519
76	tristate "Curve25519 scalar multiplication library"
77	depends on CRYPTO_ARCH_HAVE_LIB_CURVE25519 || !CRYPTO_ARCH_HAVE_LIB_CURVE25519
78	select CRYPTO_LIB_CURVE25519_GENERIC if CRYPTO_ARCH_HAVE_LIB_CURVE25519=n
79	select CRYPTO_LIB_UTILS
80	help
81	  Enable the Curve25519 library interface. This interface may be
82	  fulfilled by either the generic implementation or an arch-specific
83	  one, if one is available and enabled.
84
85config CRYPTO_LIB_DES
86	tristate
87
88config CRYPTO_LIB_POLY1305_RSIZE
89	int
90	default 2 if MIPS
91	default 11 if X86_64
92	default 9 if ARM || ARM64
93	default 1
94
95config CRYPTO_ARCH_HAVE_LIB_POLY1305
96	tristate
97	help
98	  Declares whether the architecture provides an arch-specific
99	  accelerated implementation of the Poly1305 library interface,
100	  either builtin or as a module.
101
102config CRYPTO_LIB_POLY1305_GENERIC
103	tristate
104	help
105	  This symbol can be depended upon by arch implementations of the
106	  Poly1305 library interface that require the generic code as a
107	  fallback, e.g., for SIMD implementations. If no arch specific
108	  implementation is enabled, this implementation serves the users
109	  of CRYPTO_LIB_POLY1305.
110
111config CRYPTO_LIB_POLY1305
112	tristate "Poly1305 library interface"
113	depends on CRYPTO_ARCH_HAVE_LIB_POLY1305 || !CRYPTO_ARCH_HAVE_LIB_POLY1305
114	select CRYPTO_LIB_POLY1305_GENERIC if CRYPTO_ARCH_HAVE_LIB_POLY1305=n
115	help
116	  Enable the Poly1305 library interface. This interface may be fulfilled
117	  by either the generic implementation or an arch-specific one, if one
118	  is available and enabled.
119
120config CRYPTO_LIB_CHACHA20POLY1305
121	tristate "ChaCha20-Poly1305 AEAD support (8-byte nonce library version)"
122	depends on CRYPTO_ARCH_HAVE_LIB_CHACHA || !CRYPTO_ARCH_HAVE_LIB_CHACHA
123	depends on CRYPTO_ARCH_HAVE_LIB_POLY1305 || !CRYPTO_ARCH_HAVE_LIB_POLY1305
124	depends on CRYPTO
125	select CRYPTO_LIB_CHACHA
126	select CRYPTO_LIB_POLY1305
127	select CRYPTO_ALGAPI
128
129config CRYPTO_LIB_SHA1
130	tristate
131
132config CRYPTO_LIB_SHA256
133	tristate
134
135endmenu
136