Lines Matching refs:pctx
171 struct crypto_ccm_req_priv_ctx *pctx = crypto_ccm_reqctx(req); in crypto_ccm_auth() local
174 struct ahash_request *ahreq = &pctx->ahreq; in crypto_ccm_auth()
177 u8 *odata = pctx->odata; in crypto_ccm_auth()
178 u8 *idata = pctx->idata; in crypto_ccm_auth()
200 ahash_request_set_callback(ahreq, pctx->flags, NULL, NULL); in crypto_ccm_auth()
231 struct crypto_ccm_req_priv_ctx *pctx = crypto_ccm_reqctx(req); in crypto_ccm_encrypt_done() local
232 u8 *odata = pctx->odata; in crypto_ccm_encrypt_done()
252 struct crypto_ccm_req_priv_ctx *pctx = crypto_ccm_reqctx(req); in crypto_ccm_init_crypt() local
261 pctx->flags = aead_request_flags(req); in crypto_ccm_init_crypt()
268 sg_init_table(pctx->src, 3); in crypto_ccm_init_crypt()
269 sg_set_buf(pctx->src, tag, 16); in crypto_ccm_init_crypt()
270 sg = scatterwalk_ffwd(pctx->src + 1, req->src, req->assoclen); in crypto_ccm_init_crypt()
271 if (sg != pctx->src + 1) in crypto_ccm_init_crypt()
272 sg_chain(pctx->src, 2, sg); in crypto_ccm_init_crypt()
275 sg_init_table(pctx->dst, 3); in crypto_ccm_init_crypt()
276 sg_set_buf(pctx->dst, tag, 16); in crypto_ccm_init_crypt()
277 sg = scatterwalk_ffwd(pctx->dst + 1, req->dst, req->assoclen); in crypto_ccm_init_crypt()
278 if (sg != pctx->dst + 1) in crypto_ccm_init_crypt()
279 sg_chain(pctx->dst, 2, sg); in crypto_ccm_init_crypt()
289 struct crypto_ccm_req_priv_ctx *pctx = crypto_ccm_reqctx(req); in crypto_ccm_encrypt() local
290 struct skcipher_request *skreq = &pctx->skreq; in crypto_ccm_encrypt()
293 u8 *odata = pctx->odata; in crypto_ccm_encrypt()
301 err = crypto_ccm_auth(req, sg_next(pctx->src), cryptlen); in crypto_ccm_encrypt()
305 dst = pctx->src; in crypto_ccm_encrypt()
307 dst = pctx->dst; in crypto_ccm_encrypt()
310 skcipher_request_set_callback(skreq, pctx->flags, in crypto_ccm_encrypt()
312 skcipher_request_set_crypt(skreq, pctx->src, dst, cryptlen + 16, iv); in crypto_ccm_encrypt()
326 struct crypto_ccm_req_priv_ctx *pctx = crypto_ccm_reqctx(req); in crypto_ccm_decrypt_done() local
332 pctx->flags = 0; in crypto_ccm_decrypt_done()
334 dst = sg_next(req->src == req->dst ? pctx->src : pctx->dst); in crypto_ccm_decrypt_done()
338 if (!err && crypto_memneq(pctx->auth_tag, pctx->odata, authsize)) in crypto_ccm_decrypt_done()
348 struct crypto_ccm_req_priv_ctx *pctx = crypto_ccm_reqctx(req); in crypto_ccm_decrypt() local
349 struct skcipher_request *skreq = &pctx->skreq; in crypto_ccm_decrypt()
353 u8 *authtag = pctx->auth_tag; in crypto_ccm_decrypt()
354 u8 *odata = pctx->odata; in crypto_ccm_decrypt()
355 u8 *iv = pctx->idata; in crypto_ccm_decrypt()
364 scatterwalk_map_and_copy(authtag, sg_next(pctx->src), cryptlen, in crypto_ccm_decrypt()
367 dst = pctx->src; in crypto_ccm_decrypt()
369 dst = pctx->dst; in crypto_ccm_decrypt()
374 skcipher_request_set_callback(skreq, pctx->flags, in crypto_ccm_decrypt()
376 skcipher_request_set_crypt(skreq, pctx->src, dst, cryptlen + 16, iv); in crypto_ccm_decrypt()