lib/crypto/Kconfig

   1 # SPDX-License-Identifier: GPL-2.0
   2
   3 comment "Crypto library routines"
   4
   5 config CRYPTO_LIB_AES
   6         tristate
   7
   8 config CRYPTO_LIB_ARC4
   9         tristate
  10
  11 config CRYPTO_ARCH_HAVE_LIB_BLAKE2S
  12         tristate
  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
  19         tristate
  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
  27 config CRYPTO_LIB_BLAKE2S
  28         tristate "BLAKE2s hash function library"
  29         depends on CRYPTO_ARCH_HAVE_LIB_BLAKE2S || !CRYPTO_ARCH_HAVE_LIB_BLAKE2S
  30         select CRYPTO_LIB_BLAKE2S_GENERIC if CRYPTO_ARCH_HAVE_LIB_BLAKE2S=n
  31         help
  32           Enable the Blake2s library interface. This interface may be fulfilled
  33           by either the generic implementation or an arch-specific one, if one
  34           is available and enabled.
  35
  36 config CRYPTO_ARCH_HAVE_LIB_CHACHA
  37         tristate
  38         help
  39           Declares whether the architecture provides an arch-specific
  40           accelerated implementation of the ChaCha library interface,
  41           either builtin or as a module.
  42
  43 config CRYPTO_LIB_CHACHA_GENERIC
  44         tristate
  45         select CRYPTO_ALGAPI
  46         help
  47           This symbol can be depended upon by arch implementations of the
  48           ChaCha library interface that require the generic code as a
  49           fallback, e.g., for SIMD implementations. If no arch specific
  50           implementation is enabled, this implementation serves the users
  51           of CRYPTO_LIB_CHACHA.
  52
  53 config CRYPTO_LIB_CHACHA
  54         tristate "ChaCha library interface"
  55         depends on CRYPTO_ARCH_HAVE_LIB_CHACHA || !CRYPTO_ARCH_HAVE_LIB_CHACHA
  56         select CRYPTO_LIB_CHACHA_GENERIC if CRYPTO_ARCH_HAVE_LIB_CHACHA=n
  57         help
  58           Enable the ChaCha library interface. This interface may be fulfilled
  59           by either the generic implementation or an arch-specific one, if one
  60           is available and enabled.
  61
  62 config CRYPTO_ARCH_HAVE_LIB_CURVE25519
  63         tristate
  64         help
  65           Declares whether the architecture provides an arch-specific
  66           accelerated implementation of the Curve25519 library interface,
  67           either builtin or as a module.
  68
  69 config CRYPTO_LIB_CURVE25519_GENERIC
  70         tristate
  71         help
  72           This symbol can be depended upon by arch implementations of the
  73           Curve25519 library interface that require the generic code as a
  74           fallback, e.g., for SIMD implementations. If no arch specific
  75           implementation is enabled, this implementation serves the users
  76           of CRYPTO_LIB_CURVE25519.
  77
  78 config CRYPTO_LIB_CURVE25519
  79         tristate "Curve25519 scalar multiplication library"
  80         depends on CRYPTO_ARCH_HAVE_LIB_CURVE25519 || !CRYPTO_ARCH_HAVE_LIB_CURVE25519
  81         select CRYPTO_LIB_CURVE25519_GENERIC if CRYPTO_ARCH_HAVE_LIB_CURVE25519=n
  82         help
  83           Enable the Curve25519 library interface. This interface may be
  84           fulfilled by either the generic implementation or an arch-specific
  85           one, if one is available and enabled.
  86
  87 config CRYPTO_LIB_DES
  88         tristate
  89
  90 config CRYPTO_LIB_POLY1305_RSIZE
  91         int
  92         default 2 if MIPS
  93         default 11 if X86_64
  94         default 9 if ARM || ARM64
  95         default 1
  96
  97 config CRYPTO_ARCH_HAVE_LIB_POLY1305
  98         tristate
  99         help
 100           Declares whether the architecture provides an arch-specific
 101           accelerated implementation of the Poly1305 library interface,
 102           either builtin or as a module.
 103
 104 config CRYPTO_LIB_POLY1305_GENERIC
 105         tristate
 106         help
 107           This symbol can be depended upon by arch implementations of the
 108           Poly1305 library interface that require the generic code as a
 109           fallback, e.g., for SIMD implementations. If no arch specific
 110           implementation is enabled, this implementation serves the users
 111           of CRYPTO_LIB_POLY1305.
 112
 113 config CRYPTO_LIB_POLY1305
 114         tristate "Poly1305 library interface"
 115         depends on CRYPTO_ARCH_HAVE_LIB_POLY1305 || !CRYPTO_ARCH_HAVE_LIB_POLY1305
 116         select CRYPTO_LIB_POLY1305_GENERIC if CRYPTO_ARCH_HAVE_LIB_POLY1305=n
 117         help
 118           Enable the Poly1305 library interface. This interface may be fulfilled
 119           by either the generic implementation or an arch-specific one, if one
 120           is available and enabled.
 121
 122 config CRYPTO_LIB_CHACHA20POLY1305
 123         tristate "ChaCha20-Poly1305 AEAD support (8-byte nonce library version)"
 124         depends on CRYPTO_ARCH_HAVE_LIB_CHACHA || !CRYPTO_ARCH_HAVE_LIB_CHACHA
 125         depends on CRYPTO_ARCH_HAVE_LIB_POLY1305 || !CRYPTO_ARCH_HAVE_LIB_POLY1305
 126         select CRYPTO_LIB_CHACHA
 127         select CRYPTO_LIB_POLY1305
 128
 129 config CRYPTO_LIB_SHA256
 130         tristate
 131
 132 config CRYPTO_LIB_SM4
 133         tristate