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authorEric Biggers <ebiggers@google.com>2023-10-09 22:59:46 -0700
committerHerbert Xu <herbert@gondor.apana.org.au>2023-10-20 13:39:25 +0800
commit796b06f5c9d68ce46ed91573f256de34e00ec8c5 (patch)
treeab3db567211ebee8a2f6d1b47dfd8ff26ade6fb7
parentddefde7b2af85b1f689c44a5ffdf1198767c9c2a (diff)
crypto: x86/nhpoly1305 - implement ->digest
Implement the ->digest method to improve performance on single-page messages by reducing the number of indirect calls. Signed-off-by: Eric Biggers <ebiggers@google.com> Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
-rw-r--r--arch/x86/crypto/nhpoly1305-avx2-glue.c9
-rw-r--r--arch/x86/crypto/nhpoly1305-sse2-glue.c9
2 files changed, 18 insertions, 0 deletions
diff --git a/arch/x86/crypto/nhpoly1305-avx2-glue.c b/arch/x86/crypto/nhpoly1305-avx2-glue.c
index 46b036204ed9..c3a872f4d6a7 100644
--- a/arch/x86/crypto/nhpoly1305-avx2-glue.c
+++ b/arch/x86/crypto/nhpoly1305-avx2-glue.c
@@ -34,6 +34,14 @@ static int nhpoly1305_avx2_update(struct shash_desc *desc,
return 0;
}
+static int nhpoly1305_avx2_digest(struct shash_desc *desc,
+ const u8 *src, unsigned int srclen, u8 *out)
+{
+ return crypto_nhpoly1305_init(desc) ?:
+ nhpoly1305_avx2_update(desc, src, srclen) ?:
+ crypto_nhpoly1305_final(desc, out);
+}
+
static struct shash_alg nhpoly1305_alg = {
.base.cra_name = "nhpoly1305",
.base.cra_driver_name = "nhpoly1305-avx2",
@@ -44,6 +52,7 @@ static struct shash_alg nhpoly1305_alg = {
.init = crypto_nhpoly1305_init,
.update = nhpoly1305_avx2_update,
.final = crypto_nhpoly1305_final,
+ .digest = nhpoly1305_avx2_digest,
.setkey = crypto_nhpoly1305_setkey,
.descsize = sizeof(struct nhpoly1305_state),
};
diff --git a/arch/x86/crypto/nhpoly1305-sse2-glue.c b/arch/x86/crypto/nhpoly1305-sse2-glue.c
index 4a4970d75107..a268a8439a5c 100644
--- a/arch/x86/crypto/nhpoly1305-sse2-glue.c
+++ b/arch/x86/crypto/nhpoly1305-sse2-glue.c
@@ -34,6 +34,14 @@ static int nhpoly1305_sse2_update(struct shash_desc *desc,
return 0;
}
+static int nhpoly1305_sse2_digest(struct shash_desc *desc,
+ const u8 *src, unsigned int srclen, u8 *out)
+{
+ return crypto_nhpoly1305_init(desc) ?:
+ nhpoly1305_sse2_update(desc, src, srclen) ?:
+ crypto_nhpoly1305_final(desc, out);
+}
+
static struct shash_alg nhpoly1305_alg = {
.base.cra_name = "nhpoly1305",
.base.cra_driver_name = "nhpoly1305-sse2",
@@ -44,6 +52,7 @@ static struct shash_alg nhpoly1305_alg = {
.init = crypto_nhpoly1305_init,
.update = nhpoly1305_sse2_update,
.final = crypto_nhpoly1305_final,
+ .digest = nhpoly1305_sse2_digest,
.setkey = crypto_nhpoly1305_setkey,
.descsize = sizeof(struct nhpoly1305_state),
};