1# SPDX-License-Identifier: GPL-2.0 2 3menu "Crypto library routines" 4 5config CRYPTO_HASH_INFO 6 bool 7 8config CRYPTO_LIB_UTILS 9 tristate 10 11config CRYPTO_LIB_AES 12 tristate 13 14config CRYPTO_LIB_AESCFB 15 tristate 16 select CRYPTO_LIB_AES 17 select CRYPTO_LIB_UTILS 18 19config CRYPTO_LIB_AESGCM 20 tristate 21 select CRYPTO_LIB_AES 22 select CRYPTO_LIB_GF128MUL 23 select CRYPTO_LIB_UTILS 24 25config CRYPTO_LIB_ARC4 26 tristate 27 28config CRYPTO_LIB_GF128MUL 29 tristate 30 31config CRYPTO_ARCH_HAVE_LIB_BLAKE2S 32 bool 33 help 34 Declares whether the architecture provides an arch-specific 35 accelerated implementation of the Blake2s library interface, 36 either builtin or as a module. 37 38config CRYPTO_LIB_BLAKE2S_GENERIC 39 def_bool !CRYPTO_ARCH_HAVE_LIB_BLAKE2S 40 help 41 This symbol can be depended upon by arch implementations of the 42 Blake2s library interface that require the generic code as a 43 fallback, e.g., for SIMD implementations. If no arch specific 44 implementation is enabled, this implementation serves the users 45 of CRYPTO_LIB_BLAKE2S. 46 47config CRYPTO_ARCH_HAVE_LIB_CHACHA 48 bool 49 help 50 Declares whether the architecture provides an arch-specific 51 accelerated implementation of the ChaCha library interface, 52 either builtin or as a module. 53 54config CRYPTO_LIB_CHACHA_GENERIC 55 tristate 56 default CRYPTO_LIB_CHACHA if !CRYPTO_ARCH_HAVE_LIB_CHACHA 57 select CRYPTO_LIB_UTILS 58 help 59 This symbol can be selected by arch implementations of the ChaCha 60 library interface that require the generic code as a fallback, e.g., 61 for SIMD implementations. If no arch specific implementation is 62 enabled, this implementation serves the users of CRYPTO_LIB_CHACHA. 63 64config CRYPTO_LIB_CHACHA 65 tristate 66 help 67 Enable the ChaCha library interface. This interface may be fulfilled 68 by either the generic implementation or an arch-specific one, if one 69 is available and enabled. 70 71config CRYPTO_ARCH_HAVE_LIB_CURVE25519 72 bool 73 help 74 Declares whether the architecture provides an arch-specific 75 accelerated implementation of the Curve25519 library interface, 76 either builtin or as a module. 77 78config CRYPTO_LIB_CURVE25519_GENERIC 79 tristate 80 select CRYPTO_LIB_UTILS 81 help 82 This symbol can be depended upon by arch implementations of the 83 Curve25519 library interface that require the generic code as a 84 fallback, e.g., for SIMD implementations. If no arch specific 85 implementation is enabled, this implementation serves the users 86 of CRYPTO_LIB_CURVE25519. 87 88config CRYPTO_LIB_CURVE25519_INTERNAL 89 tristate 90 select CRYPTO_LIB_CURVE25519_GENERIC if CRYPTO_ARCH_HAVE_LIB_CURVE25519=n 91 92config CRYPTO_LIB_CURVE25519 93 tristate 94 select CRYPTO 95 select CRYPTO_LIB_CURVE25519_INTERNAL 96 help 97 Enable the Curve25519 library interface. This interface may be 98 fulfilled by either the generic implementation or an arch-specific 99 one, if one is available and enabled. 100 101config CRYPTO_LIB_DES 102 tristate 103 104config CRYPTO_LIB_MD5 105 tristate 106 help 107 The MD5 and HMAC-MD5 library functions. Select this if your module 108 uses any of the functions from <crypto/md5.h>. 109 110config CRYPTO_LIB_MD5_ARCH 111 bool 112 depends on CRYPTO_LIB_MD5 && !UML 113 default y if MIPS && CPU_CAVIUM_OCTEON 114 default y if PPC 115 default y if SPARC64 116 117config CRYPTO_LIB_POLY1305 118 tristate 119 help 120 The Poly1305 library functions. Select this if your module uses any 121 of the functions from <crypto/poly1305.h>. 122 123config CRYPTO_LIB_POLY1305_ARCH 124 bool 125 depends on CRYPTO_LIB_POLY1305 && !UML 126 default y if ARM 127 default y if ARM64 && KERNEL_MODE_NEON 128 default y if MIPS 129 # The PPC64 code needs to be fixed to work in softirq context. 130 default y if PPC64 && CPU_LITTLE_ENDIAN && VSX && BROKEN 131 default y if X86_64 132 133# This symbol controls the inclusion of the Poly1305 generic code. This differs 134# from most of the other algorithms, which handle the generic code 135# "automatically" via __maybe_unused. This is needed so that the Adiantum code, 136# which calls the poly1305_core_*() functions directly, can enable them. 137config CRYPTO_LIB_POLY1305_GENERIC 138 bool 139 depends on CRYPTO_LIB_POLY1305 140 # Enable if there's no arch impl or the arch impl requires the generic 141 # impl as a fallback. (Or if selected explicitly.) 142 default y if !CRYPTO_LIB_POLY1305_ARCH || PPC64 143 144config CRYPTO_LIB_POLY1305_RSIZE 145 int 146 default 2 if MIPS 147 default 11 if X86_64 148 default 9 if ARM || ARM64 149 default 1 150 151config CRYPTO_LIB_CHACHA20POLY1305 152 tristate 153 select CRYPTO_LIB_CHACHA 154 select CRYPTO_LIB_POLY1305 155 select CRYPTO_LIB_UTILS 156 157config CRYPTO_LIB_SHA1 158 tristate 159 help 160 The SHA-1 and HMAC-SHA1 library functions. Select this if your module 161 uses any of the functions from <crypto/sha1.h>. 162 163config CRYPTO_LIB_SHA1_ARCH 164 bool 165 depends on CRYPTO_LIB_SHA1 && !UML 166 default y if ARM 167 default y if ARM64 && KERNEL_MODE_NEON 168 default y if MIPS && CPU_CAVIUM_OCTEON 169 default y if PPC 170 default y if S390 171 default y if SPARC64 172 default y if X86_64 173 174config CRYPTO_LIB_SHA256 175 tristate 176 help 177 The SHA-224, SHA-256, HMAC-SHA224, and HMAC-SHA256 library functions. 178 Select this if your module uses any of these functions from 179 <crypto/sha2.h>. 180 181config CRYPTO_LIB_SHA256_ARCH 182 bool 183 depends on CRYPTO_LIB_SHA256 && !UML 184 default y if ARM && !CPU_V7M 185 default y if ARM64 186 default y if MIPS && CPU_CAVIUM_OCTEON 187 default y if PPC && SPE 188 default y if RISCV && 64BIT && RISCV_ISA_V && TOOLCHAIN_HAS_VECTOR_CRYPTO 189 default y if S390 190 default y if SPARC64 191 default y if X86_64 192 193config CRYPTO_LIB_SHA512 194 tristate 195 help 196 The SHA-384, SHA-512, HMAC-SHA384, and HMAC-SHA512 library functions. 197 Select this if your module uses any of these functions from 198 <crypto/sha2.h>. 199 200config CRYPTO_LIB_SHA512_ARCH 201 bool 202 depends on CRYPTO_LIB_SHA512 && !UML 203 default y if ARM && !CPU_V7M 204 default y if ARM64 205 default y if MIPS && CPU_CAVIUM_OCTEON 206 default y if RISCV && 64BIT && RISCV_ISA_V && TOOLCHAIN_HAS_VECTOR_CRYPTO 207 default y if S390 208 default y if SPARC64 209 default y if X86_64 210 211config CRYPTO_LIB_SM3 212 tristate 213 214source "lib/crypto/tests/Kconfig" 215 216if !KMSAN # avoid false positives from assembly 217if ARM 218source "lib/crypto/arm/Kconfig" 219endif 220if ARM64 221source "lib/crypto/arm64/Kconfig" 222endif 223if MIPS 224source "lib/crypto/mips/Kconfig" 225endif 226if PPC 227source "lib/crypto/powerpc/Kconfig" 228endif 229if RISCV 230source "lib/crypto/riscv/Kconfig" 231endif 232if S390 233source "lib/crypto/s390/Kconfig" 234endif 235if X86 236source "lib/crypto/x86/Kconfig" 237endif 238endif 239 240endmenu 241