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Thu, 27 Jun 2019 23:27:39 -0500 Received: from DLEE105.ent.ti.com (157.170.170.35) by DLEE104.ent.ti.com (157.170.170.34) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA256_P256) id 15.1.1713.5; Thu, 27 Jun 2019 23:27:39 -0500 Received: from fllv0040.itg.ti.com (10.64.41.20) by DLEE105.ent.ti.com (157.170.170.35) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA256_P256) id 15.1.1713.5 via Frontend Transport; Thu, 27 Jun 2019 23:27:39 -0500 Received: from a0393675ula.india.ti.com (ileax41-snat.itg.ti.com [10.172.224.153]) by fllv0040.itg.ti.com (8.15.2/8.15.2) with ESMTP id x5S4RKPP062595; Thu, 27 Jun 2019 23:27:36 -0500 From: Keerthy To: , , Subject: [RESEND PATCH 05/10] crypto: sha256_generic: Export the Transform function Date: Fri, 28 Jun 2019 09:57:40 +0530 Message-ID: <20190628042745.28455-6-j-keerthy@ti.com> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20190628042745.28455-1-j-keerthy@ti.com> References: <20190628042745.28455-1-j-keerthy@ti.com> MIME-Version: 1.0 X-EXCLAIMER-MD-CONFIG: e1e8a2fd-e40a-4ac6-ac9b-f7e9cc9ee180 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20190627_212744_265791_8FD02E16 X-CRM114-Status: GOOD ( 12.47 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: nm@ti.com, devicetree@vger.kernel.org, j-keerthy@ti.com, linux-kernel@vger.kernel.org, t-kristo@ti.com, linux-crypto@vger.kernel.org, linux-arm-kernel@lists.infradead.org Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+infradead-linux-arm-kernel=archiver.kernel.org@lists.infradead.org The transform function can be used as is by other crypto drivers that need to transform the 256 bit key using cpu. Hence export it. Signed-off-by: Keerthy --- crypto/sha256_generic.c | 3 ++- include/crypto/sha.h | 1 + 2 files changed, 3 insertions(+), 1 deletion(-) diff --git a/crypto/sha256_generic.c b/crypto/sha256_generic.c index b7502a96a0d4..583a3c3b93e0 100644 --- a/crypto/sha256_generic.c +++ b/crypto/sha256_generic.c @@ -63,7 +63,7 @@ static inline void BLEND_OP(int I, u32 *W) W[I] = s1(W[I-2]) + W[I-7] + s0(W[I-15]) + W[I-16]; } -static void sha256_transform(u32 *state, const u8 *input) +void sha256_transform(u32 *state, const u8 *input) { u32 a, b, c, d, e, f, g, h, t1, t2; u32 W[64]; @@ -225,6 +225,7 @@ static void sha256_transform(u32 *state, const u8 *input) a = b = c = d = e = f = g = h = t1 = t2 = 0; memzero_explicit(W, 64 * sizeof(u32)); } +EXPORT_SYMBOL(sha256_transform); static void sha256_generic_block_fn(struct sha256_state *sst, u8 const *src, int blocks) diff --git a/include/crypto/sha.h b/include/crypto/sha.h index 8a46202b1857..6e04f412b0c2 100644 --- a/include/crypto/sha.h +++ b/include/crypto/sha.h @@ -95,6 +95,7 @@ struct sha512_state { struct shash_desc; +extern void sha256_transform(u32 *state, const u8 *input); extern int crypto_sha1_update(struct shash_desc *desc, const u8 *data, unsigned int len); -- 2.17.1 _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel