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[2/6] crypto: arm64/sm3-ce - make dependent on sm3 library

Message ID 20211220082251.1445-3-tianjia.zhang@linux.alibaba.com (mailing list archive)
State Superseded
Delegated to: Herbert Xu
Headers show
Series Introduce x86 assembly accelerated implementation for SM3 algorithm | expand

Commit Message

tianjia.zhang Dec. 20, 2021, 8:22 a.m. UTC
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>
---
 arch/arm64/crypto/Kconfig       |  2 +-
 arch/arm64/crypto/sm3-ce-glue.c | 20 ++++++++++++++------
 2 files changed, 15 insertions(+), 7 deletions(-)
diff mbox series

Patch

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..3198f31c9446 100644
--- a/arch/arm64/crypto/sm3-ce-glue.c
+++ b/arch/arm64/crypto/sm3-ce-glue.c
@@ -27,7 +27,7 @@  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);
+		return sm3_update(shash_desc_ctx(desc), data, len);
 
 	kernel_neon_begin();
 	sm3_base_do_update(desc, data, len, sm3_ce_transform);
@@ -39,7 +39,7 @@  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);
+		return sm3_final(shash_desc_ctx(desc), out);
 
 	kernel_neon_begin();
 	sm3_base_do_finalize(desc, sm3_ce_transform);
@@ -51,14 +51,22 @@  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 = {