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UPSTREAM: crypto: x86/poly1305 - expose existing driver as poly1305 library

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Implement the arch init/update/final Poly1305 library routines in the
accelerated SIMD driver for x86 so they are accessible to users of
the Poly1305 library interface as well.

Signed-off-by: Ard Biesheuvel <ardb@kernel.org>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
(cherry picked from commit f0e89bcfbb894e5844cd1bbf6b3cf7c63cb0f5ac)
Bug: 152722841
Signed-off-by: Jason A. Donenfeld <Jason@zx2c4.com>
Change-Id: Idca779a4932f028bcb3d8e25bde309c46cbc5423
Signed-off-by: Greg Kroah-Hartman <gregkh@google.com>
This commit is contained in:
Ard Biesheuvel 2019-11-08 13:22:23 +01:00 • committed by Alexander Martinz
commit 4a902e4fa6
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3 changed files with 43 additions and 16 deletions
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1
crypto/Kconfig
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@ -739,6 +739,7 @@ config CRYPTO_POLY1305_X86_64
tristate "Poly1305 authenticator algorithm (x86_64/SSE2/AVX2)"
depends on X86 && 64BIT
select CRYPTO_LIB_POLY1305_GENERIC
select CRYPTO_ARCH_HAVE_LIB_POLY1305
help
Poly1305 authenticator algorithm, RFC7539.