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| author | Tianjia Zhang <tianjia.zhang@linux.alibaba.com> | 2022-01-07 20:06:56 +0800 |
|---|---|---|
| committer | Herbert Xu <herbert@gondor.apana.org.au> | 2022-01-28 16:51:10 +1100 |
| commit | f3a03d319dbdbb206530ebfce977c334ee2f8765 (patch) | |
| tree | 9d450ac4701438a91b80b07ba1d5ef4deec50ca9 /arch/arm64/crypto | |
| parent | eb90686d5d10fef9cadd9c0eb30f3fee66d2b2a5 (diff) | |
| download | linux-f3a03d319dbdbb206530ebfce977c334ee2f8765.tar.gz | |
crypto: arm64/sm3-ce - make dependent on sm3 library
SM3 generic library is stand-alone implementation, sm3-ce can depend on the SM3 library instead of sm3-generic. Signed-off-by: Tianjia Zhang <tianjia.zhang@linux.alibaba.com> Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
Diffstat (limited to 'arch/arm64/crypto')
| -rw-r--r-- | arch/arm64/crypto/Kconfig | 2 | ||||
| -rw-r--r-- | arch/arm64/crypto/sm3-ce-glue.c | 28 |
2 files changed, 21 insertions, 9 deletions
diff --git a/arch/arm64/crypto/Kconfig b/arch/arm64/crypto/Kconfig index addfa413650b..2a965aa0188d 100644 --- a/arch/arm64/crypto/Kconfig +++ b/arch/arm64/crypto/Kconfig @@ -45,7 +45,7 @@ config CRYPTO_SM3_ARM64_CE tristate "SM3 digest algorithm (ARMv8.2 Crypto Extensions)" depends on KERNEL_MODE_NEON select CRYPTO_HASH - select CRYPTO_SM3 + select CRYPTO_LIB_SM3 config CRYPTO_SM4_ARM64_CE tristate "SM4 symmetric cipher (ARMv8.2 Crypto Extensions)" diff --git a/arch/arm64/crypto/sm3-ce-glue.c b/arch/arm64/crypto/sm3-ce-glue.c index d71faca322f2..ee98954ae8ca 100644 --- a/arch/arm64/crypto/sm3-ce-glue.c +++ b/arch/arm64/crypto/sm3-ce-glue.c @@ -26,8 +26,10 @@ asmlinkage void sm3_ce_transform(struct sm3_state *sst, u8 const *src, static int sm3_ce_update(struct shash_desc *desc, const u8 *data, unsigned int len) { - if (!crypto_simd_usable()) - return crypto_sm3_update(desc, data, len); + if (!crypto_simd_usable()) { + sm3_update(shash_desc_ctx(desc), data, len); + return 0; + } kernel_neon_begin(); sm3_base_do_update(desc, data, len, sm3_ce_transform); @@ -38,8 +40,10 @@ static int sm3_ce_update(struct shash_desc *desc, const u8 *data, static int sm3_ce_final(struct shash_desc *desc, u8 *out) { - if (!crypto_simd_usable()) - return crypto_sm3_finup(desc, NULL, 0, out); + if (!crypto_simd_usable()) { + sm3_final(shash_desc_ctx(desc), out); + return 0; + } kernel_neon_begin(); sm3_base_do_finalize(desc, sm3_ce_transform); @@ -51,14 +55,22 @@ static int sm3_ce_final(struct shash_desc *desc, u8 *out) static int sm3_ce_finup(struct shash_desc *desc, const u8 *data, unsigned int len, u8 *out) { - if (!crypto_simd_usable()) - return crypto_sm3_finup(desc, data, len, out); + if (!crypto_simd_usable()) { + struct sm3_state *sctx = shash_desc_ctx(desc); + + if (len) + sm3_update(sctx, data, len); + sm3_final(sctx, out); + return 0; + } kernel_neon_begin(); - sm3_base_do_update(desc, data, len, sm3_ce_transform); + if (len) + sm3_base_do_update(desc, data, len, sm3_ce_transform); + sm3_base_do_finalize(desc, sm3_ce_transform); kernel_neon_end(); - return sm3_ce_final(desc, out); + return sm3_base_finish(desc, out); } static struct shash_alg sm3_alg = { |