Commit 796b06f5 authored by Eric Biggers's avatar Eric Biggers Committed by Herbert Xu
Browse files

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: default avatarEric Biggers <ebiggers@google.com>
Signed-off-by: default avatarHerbert Xu <herbert@gondor.apana.org.au>
parent ddefde7b

arch/x86/crypto/nhpoly1305-avx2-glue.c

+9 −0
Original line number Diff line number Diff line
@@ -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),

};

arch/x86/crypto/nhpoly1305-sse2-glue.c

+9 −0
Original line number Diff line number Diff line
@@ -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),

};