179 	struct crypto_ccm_req_priv_ctx *pctx = crypto_ccm_reqctx(req);  in crypto_ccm_auth()  local
182 	struct ahash_request *ahreq = &pctx->ahreq;  in crypto_ccm_auth()
185 	u8 *odata = pctx->odata;  in crypto_ccm_auth()
186 	u8 *idata = pctx->idata;  in crypto_ccm_auth()
208 	ahash_request_set_callback(ahreq, pctx->flags, NULL, NULL);  in crypto_ccm_auth()
229 	ahash_request_set_crypt(ahreq, plain, pctx->odata, cryptlen);  in crypto_ccm_auth()
239 	struct crypto_ccm_req_priv_ctx *pctx = crypto_ccm_reqctx(req);  in crypto_ccm_encrypt_done()  local
240 	u8 *odata = pctx->odata;  in crypto_ccm_encrypt_done()
260 	struct crypto_ccm_req_priv_ctx *pctx = crypto_ccm_reqctx(req);  in crypto_ccm_init_crypt()  local
269 	pctx->flags = aead_request_flags(req);  in crypto_ccm_init_crypt()
276 	sg_init_table(pctx->src, 3);  in crypto_ccm_init_crypt()
277 	sg_set_buf(pctx->src, tag, 16);  in crypto_ccm_init_crypt()
278 	sg = scatterwalk_ffwd(pctx->src + 1, req->src, req->assoclen);  in crypto_ccm_init_crypt()
279 	if (sg != pctx->src + 1)  in crypto_ccm_init_crypt()
280 		sg_chain(pctx->src, 2, sg);  in crypto_ccm_init_crypt()
283 		sg_init_table(pctx->dst, 3);  in crypto_ccm_init_crypt()
284 		sg_set_buf(pctx->dst, tag, 16);  in crypto_ccm_init_crypt()
285 		sg = scatterwalk_ffwd(pctx->dst + 1, req->dst, req->assoclen);  in crypto_ccm_init_crypt()
286 		if (sg != pctx->dst + 1)  in crypto_ccm_init_crypt()
287 			sg_chain(pctx->dst, 2, sg);  in crypto_ccm_init_crypt()
297 	struct crypto_ccm_req_priv_ctx *pctx = crypto_ccm_reqctx(req);  in crypto_ccm_encrypt()  local
298 	struct skcipher_request *skreq = &pctx->skreq;  in crypto_ccm_encrypt()
301 	u8 *odata = pctx->odata;  in crypto_ccm_encrypt()
309 	err = crypto_ccm_auth(req, sg_next(pctx->src), cryptlen);  in crypto_ccm_encrypt()
313 	dst = pctx->src;  in crypto_ccm_encrypt()
315 		dst = pctx->dst;  in crypto_ccm_encrypt()
318 	skcipher_request_set_callback(skreq, pctx->flags,  in crypto_ccm_encrypt()
320 	skcipher_request_set_crypt(skreq, pctx->src, dst, cryptlen + 16, iv);  in crypto_ccm_encrypt()
335 	struct crypto_ccm_req_priv_ctx *pctx = crypto_ccm_reqctx(req);  in crypto_ccm_decrypt_done()  local
341 	pctx->flags = 0;  in crypto_ccm_decrypt_done()
343 	dst = sg_next(req->src == req->dst ? pctx->src : pctx->dst);  in crypto_ccm_decrypt_done()
347 		if (!err && crypto_memneq(pctx->auth_tag, pctx->odata, authsize))  in crypto_ccm_decrypt_done()
357 	struct crypto_ccm_req_priv_ctx *pctx = crypto_ccm_reqctx(req);  in crypto_ccm_decrypt()  local
358 	struct skcipher_request *skreq = &pctx->skreq;  in crypto_ccm_decrypt()
362 	u8 *authtag = pctx->auth_tag;  in crypto_ccm_decrypt()
363 	u8 *odata = pctx->odata;  in crypto_ccm_decrypt()
364 	u8 *iv = pctx->idata;  in crypto_ccm_decrypt()
373 	scatterwalk_map_and_copy(authtag, sg_next(pctx->src), cryptlen,  in crypto_ccm_decrypt()
376 	dst = pctx->src;  in crypto_ccm_decrypt()
378 		dst = pctx->dst;  in crypto_ccm_decrypt()
383 	skcipher_request_set_callback(skreq, pctx->flags,  in crypto_ccm_decrypt()
385 	skcipher_request_set_crypt(skreq, pctx->src, dst, cryptlen + 16, iv);  in crypto_ccm_decrypt()