# SPDX-License-Identifier: GPL-2.0

menu "Accelerated Cryptographic Algorithms for CPU (riscv)"

config CRYPTO_AES_RISCV64
	tristate "Ciphers: AES, modes: ECB, CBC, CTS, CTR, XTS"
	depends on 64BIT && TOOLCHAIN_HAS_VECTOR_CRYPTO && \
		   RISCV_EFFICIENT_VECTOR_UNALIGNED_ACCESS
	select CRYPTO_ALGAPI
	select CRYPTO_LIB_AES
	select CRYPTO_SKCIPHER
	help
	  Block cipher: AES cipher algorithms
	  Length-preserving ciphers: AES with ECB, CBC, CTS, CTR, XTS

	  Architecture: riscv64 using:
	  - Zvkned vector crypto extension
	  - Zvbb vector extension (XTS)
	  - Zvkb vector crypto extension (CTR)
	  - Zvkg vector crypto extension (XTS)

config CRYPTO_GHASH_RISCV64
	tristate "Hash functions: GHASH"
	depends on 64BIT && TOOLCHAIN_HAS_VECTOR_CRYPTO && \
		   RISCV_EFFICIENT_VECTOR_UNALIGNED_ACCESS
	select CRYPTO_GCM
	help
	  GCM GHASH function (NIST SP 800-38D)

	  Architecture: riscv64 using:
	  - Zvkg vector crypto extension

config CRYPTO_SM3_RISCV64
	tristate "Hash functions: SM3 (ShangMi 3)"
	depends on 64BIT && TOOLCHAIN_HAS_VECTOR_CRYPTO && \
		   RISCV_EFFICIENT_VECTOR_UNALIGNED_ACCESS
	select CRYPTO_HASH
	select CRYPTO_LIB_SM3
	help
	  SM3 (ShangMi 3) secure hash function (OSCCA GM/T 0004-2012)

	  Architecture: riscv64 using:
	  - Zvksh vector crypto extension
	  - Zvkb vector crypto extension

config CRYPTO_SM4_RISCV64
	tristate "Ciphers: SM4 (ShangMi 4)"
	depends on 64BIT && TOOLCHAIN_HAS_VECTOR_CRYPTO && \
		   RISCV_EFFICIENT_VECTOR_UNALIGNED_ACCESS
	select CRYPTO_ALGAPI
	select CRYPTO_SM4
	help
	  SM4 block cipher algorithm (OSCCA GB/T 32907-2016,
	  ISO/IEC 18033-3:2010/Amd 1:2021)

	  SM4 (GBT.32907-2016) is a cryptographic standard issued by the
	  Organization of State Commercial Administration of China (OSCCA)
	  as an authorized cryptographic algorithm for use within China.

	  Architecture: riscv64 using:
	  - Zvksed vector crypto extension
	  - Zvkb vector crypto extension

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