# SPDX-License-Identifier: GPL-2.0

menu "Accelerated Cryptographic Algorithms for CPU (riscv)"

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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