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Thu, 8 Apr 2021 14:15:55 +0000 Received: from AM0PR04MB5650.eurprd04.prod.outlook.com ([fe80::756a:86b8:8283:733d]) by AM0PR04MB5650.eurprd04.prod.outlook.com ([fe80::756a:86b8:8283:733d%6]) with mapi id 15.20.3999.032; Thu, 8 Apr 2021 14:15:55 +0000 From: Varad Gautam To: linux-crypto@vger.kernel.org CC: varad.gautam@suse.com, dhowells@redhat.com, herbert@gondor.apana.org.au, davem@davemloft.net, vt@altlinux.org, tianjia.zhang@linux.alibaba.com, keyrings@vger.kernel.org, linux-kernel@vger.kernel.org, jarkko@kernel.org Subject: [PATCH v2 02/18] crypto: rsa-pkcs1pad: Rename pkcs1pad-specific functions to rsapad Date: Thu, 8 Apr 2021 16:15:00 +0200 Message-ID: <20210408141516.11369-3-varad.gautam@suse.com> X-Mailer: git-send-email 2.30.2 In-Reply-To: <20210408141516.11369-1-varad.gautam@suse.com> References: <20210408141516.11369-1-varad.gautam@suse.com> Content-Transfer-Encoding: quoted-printable Content-Type: text/plain X-Originating-IP: [95.90.93.216] X-ClientProxiedBy: ZR0P278CA0137.CHEP278.PROD.OUTLOOK.COM (2603:10a6:910:40::16) To AM0PR04MB5650.eurprd04.prod.outlook.com (2603:10a6:208:128::18) MIME-Version: 1.0 X-MS-Exchange-MessageSentRepresentingType: 1 Received: from xps13.suse.cz (95.90.93.216) by ZR0P278CA0137.CHEP278.PROD.OUTLOOK.COM (2603:10a6:910:40::16) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.20.4020.16 via Frontend Transport; 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A lot of the functionality implemented for rsa-pkcs1pad can be reused across other RSA padding schemes. Rename such functions as rsapad_* before moving them out of rsa-pkcs1pad.c. Signed-off-by: Varad Gautam --- crypto/rsa-pkcs1pad.c | 38 +++++++++++++++++++------------------- 1 file changed, 19 insertions(+), 19 deletions(-) diff --git a/crypto/rsa-pkcs1pad.c b/crypto/rsa-pkcs1pad.c index 8ac3e73e8ea65..83ba7540a53ac 100644 --- a/crypto/rsa-pkcs1pad.c +++ b/crypto/rsa-pkcs1pad.c @@ -104,7 +104,7 @@ struct pkcs1pad_request { struct akcipher_request child_req; }; =20 -static int pkcs1pad_set_pub_key(struct crypto_akcipher *tfm, const void *k= ey, +static int rsapad_set_pub_key(struct crypto_akcipher *tfm, const void *key= , unsigned int keylen) { struct pkcs1pad_ctx *ctx =3D akcipher_tfm_ctx(tfm); @@ -125,7 +125,7 @@ static int pkcs1pad_set_pub_key(struct crypto_akcipher = *tfm, const void *key, return 0; } =20 -static int pkcs1pad_set_priv_key(struct crypto_akcipher *tfm, const void *= key, +static int rsapad_set_priv_key(struct crypto_akcipher *tfm, const void *ke= y, unsigned int keylen) { struct pkcs1pad_ctx *ctx =3D akcipher_tfm_ctx(tfm); @@ -146,7 +146,7 @@ static int pkcs1pad_set_priv_key(struct crypto_akcipher= *tfm, const void *key, return 0; } =20 -static unsigned int pkcs1pad_get_max_size(struct crypto_akcipher *tfm) +static unsigned int rsapad_get_max_size(struct crypto_akcipher *tfm) { struct pkcs1pad_ctx *ctx =3D akcipher_tfm_ctx(tfm); =20 @@ -159,8 +159,8 @@ static unsigned int pkcs1pad_get_max_size(struct crypto= _akcipher *tfm) return ctx->key_size; } =20 -static void pkcs1pad_sg_set_buf(struct scatterlist *sg, void *buf, size_t = len, - struct scatterlist *next) +static void rsapad_akcipher_sg_set_buf(struct scatterlist *sg, void *buf, + size_t len, struct scatterlist *next) { int nsegs =3D next ? 2 : 1; =20 @@ -256,7 +256,7 @@ static int pkcs1pad_encrypt(struct akcipher_request *re= q) req_ctx->in_buf[i] =3D 1 + prandom_u32_max(255); req_ctx->in_buf[ps_end] =3D 0x00; =20 - pkcs1pad_sg_set_buf(req_ctx->in_sg, req_ctx->in_buf, + rsapad_akcipher_sg_set_buf(req_ctx->in_sg, req_ctx->in_buf, ctx->key_size - 1 - req->src_len, req->src); =20 akcipher_request_set_tfm(&req_ctx->child_req, ctx->child); @@ -357,7 +357,7 @@ static int pkcs1pad_decrypt(struct akcipher_request *re= q) if (!req_ctx->out_buf) return -ENOMEM; =20 - pkcs1pad_sg_set_buf(req_ctx->out_sg, req_ctx->out_buf, + rsapad_akcipher_sg_set_buf(req_ctx->out_sg, req_ctx->out_buf, ctx->key_size, NULL); =20 akcipher_request_set_tfm(&req_ctx->child_req, ctx->child); @@ -415,7 +415,7 @@ static int pkcs1pad_sign(struct akcipher_request *req) memcpy(req_ctx->in_buf + ps_end + 1, digest_info->data, digest_info->size); =20 - pkcs1pad_sg_set_buf(req_ctx->in_sg, req_ctx->in_buf, + rsapad_akcipher_sg_set_buf(req_ctx->in_sg, req_ctx->in_buf, ctx->key_size - 1 - req->src_len, req->src); =20 akcipher_request_set_tfm(&req_ctx->child_req, ctx->child); @@ -545,7 +545,7 @@ static int pkcs1pad_verify(struct akcipher_request *req= ) if (!req_ctx->out_buf) return -ENOMEM; =20 - pkcs1pad_sg_set_buf(req_ctx->out_sg, req_ctx->out_buf, + rsapad_akcipher_sg_set_buf(req_ctx->out_sg, req_ctx->out_buf, ctx->key_size, NULL); =20 akcipher_request_set_tfm(&req_ctx->child_req, ctx->child); @@ -564,7 +564,7 @@ static int pkcs1pad_verify(struct akcipher_request *req= ) return err; } =20 -static int pkcs1pad_init_tfm(struct crypto_akcipher *tfm) +static int rsapad_akcipher_init_tfm(struct crypto_akcipher *tfm) { struct akcipher_instance *inst =3D akcipher_alg_instance(tfm); struct pkcs1pad_inst_ctx *ictx =3D akcipher_instance_ctx(inst); @@ -579,14 +579,14 @@ static int pkcs1pad_init_tfm(struct crypto_akcipher *= tfm) return 0; } =20 -static void pkcs1pad_exit_tfm(struct crypto_akcipher *tfm) +static void rsapad_akcipher_exit_tfm(struct crypto_akcipher *tfm) { struct pkcs1pad_ctx *ctx =3D akcipher_tfm_ctx(tfm); =20 crypto_free_akcipher(ctx->child); } =20 -static void pkcs1pad_free(struct akcipher_instance *inst) +static void rsapad_akcipher_free(struct akcipher_instance *inst) { struct pkcs1pad_inst_ctx *ctx =3D akcipher_instance_ctx(inst); struct crypto_akcipher_spawn *spawn =3D &ctx->spawn; @@ -656,24 +656,24 @@ static int pkcs1pad_create(struct crypto_template *tm= pl, struct rtattr **tb) inst->alg.base.cra_priority =3D rsa_alg->base.cra_priority; inst->alg.base.cra_ctxsize =3D sizeof(struct pkcs1pad_ctx); =20 - inst->alg.init =3D pkcs1pad_init_tfm; - inst->alg.exit =3D pkcs1pad_exit_tfm; + inst->alg.init =3D rsapad_akcipher_init_tfm; + inst->alg.exit =3D rsapad_akcipher_exit_tfm; =20 inst->alg.encrypt =3D pkcs1pad_encrypt; inst->alg.decrypt =3D pkcs1pad_decrypt; inst->alg.sign =3D pkcs1pad_sign; inst->alg.verify =3D pkcs1pad_verify; - inst->alg.set_pub_key =3D pkcs1pad_set_pub_key; - inst->alg.set_priv_key =3D pkcs1pad_set_priv_key; - inst->alg.max_size =3D pkcs1pad_get_max_size; + inst->alg.set_pub_key =3D rsapad_set_pub_key; + inst->alg.set_priv_key =3D rsapad_set_priv_key; + inst->alg.max_size =3D rsapad_get_max_size; inst->alg.reqsize =3D sizeof(struct pkcs1pad_request) + rsa_alg->reqsize; =20 - inst->free =3D pkcs1pad_free; + inst->free =3D rsapad_akcipher_free; =20 err =3D akcipher_register_instance(tmpl, inst); if (err) { err_free_inst: - pkcs1pad_free(inst); + rsapad_akcipher_free(inst); } return err; } --=20 2.30.2