Lines Matching refs:pctx
168 struct crypto_ccm_req_priv_ctx *pctx = crypto_ccm_reqctx(req); in crypto_ccm_auth() local
171 struct ahash_request *ahreq = &pctx->ahreq; in crypto_ccm_auth()
174 u8 *odata = pctx->odata; in crypto_ccm_auth()
175 u8 *idata = pctx->idata; in crypto_ccm_auth()
197 ahash_request_set_callback(ahreq, pctx->flags, NULL, NULL); in crypto_ccm_auth()
228 struct crypto_ccm_req_priv_ctx *pctx = crypto_ccm_reqctx(req); in crypto_ccm_encrypt_done() local
229 u8 *odata = pctx->odata; in crypto_ccm_encrypt_done()
249 struct crypto_ccm_req_priv_ctx *pctx = crypto_ccm_reqctx(req); in crypto_ccm_init_crypt() local
258 pctx->flags = aead_request_flags(req); in crypto_ccm_init_crypt()
265 sg_init_table(pctx->src, 3); in crypto_ccm_init_crypt()
266 sg_set_buf(pctx->src, tag, 16); in crypto_ccm_init_crypt()
267 sg = scatterwalk_ffwd(pctx->src + 1, req->src, req->assoclen); in crypto_ccm_init_crypt()
268 if (sg != pctx->src + 1) in crypto_ccm_init_crypt()
269 sg_chain(pctx->src, 2, sg); in crypto_ccm_init_crypt()
272 sg_init_table(pctx->dst, 3); in crypto_ccm_init_crypt()
273 sg_set_buf(pctx->dst, tag, 16); in crypto_ccm_init_crypt()
274 sg = scatterwalk_ffwd(pctx->dst + 1, req->dst, req->assoclen); in crypto_ccm_init_crypt()
275 if (sg != pctx->dst + 1) in crypto_ccm_init_crypt()
276 sg_chain(pctx->dst, 2, sg); in crypto_ccm_init_crypt()
286 struct crypto_ccm_req_priv_ctx *pctx = crypto_ccm_reqctx(req); in crypto_ccm_encrypt() local
287 struct skcipher_request *skreq = &pctx->skreq; in crypto_ccm_encrypt()
290 u8 *odata = pctx->odata; in crypto_ccm_encrypt()
298 err = crypto_ccm_auth(req, sg_next(pctx->src), cryptlen); in crypto_ccm_encrypt()
302 dst = pctx->src; in crypto_ccm_encrypt()
304 dst = pctx->dst; in crypto_ccm_encrypt()
307 skcipher_request_set_callback(skreq, pctx->flags, in crypto_ccm_encrypt()
309 skcipher_request_set_crypt(skreq, pctx->src, dst, cryptlen + 16, iv); in crypto_ccm_encrypt()
323 struct crypto_ccm_req_priv_ctx *pctx = crypto_ccm_reqctx(req); in crypto_ccm_decrypt_done() local
329 pctx->flags = 0; in crypto_ccm_decrypt_done()
331 dst = sg_next(req->src == req->dst ? pctx->src : pctx->dst); in crypto_ccm_decrypt_done()
335 if (!err && crypto_memneq(pctx->auth_tag, pctx->odata, authsize)) in crypto_ccm_decrypt_done()
345 struct crypto_ccm_req_priv_ctx *pctx = crypto_ccm_reqctx(req); in crypto_ccm_decrypt() local
346 struct skcipher_request *skreq = &pctx->skreq; in crypto_ccm_decrypt()
350 u8 *authtag = pctx->auth_tag; in crypto_ccm_decrypt()
351 u8 *odata = pctx->odata; in crypto_ccm_decrypt()
352 u8 *iv = pctx->idata; in crypto_ccm_decrypt()
361 scatterwalk_map_and_copy(authtag, sg_next(pctx->src), cryptlen, in crypto_ccm_decrypt()
364 dst = pctx->src; in crypto_ccm_decrypt()
366 dst = pctx->dst; in crypto_ccm_decrypt()
371 skcipher_request_set_callback(skreq, pctx->flags, in crypto_ccm_decrypt()
373 skcipher_request_set_crypt(skreq, pctx->src, dst, cryptlen + 16, iv); in crypto_ccm_decrypt()