223 	struct adiantum_request_ctx *rctx = skcipher_request_ctx(req);  in adiantum_hash_header()  local
243 	poly1305_core_emit(&state, NULL, &rctx->header_hash);  in adiantum_hash_header()
251 	struct adiantum_request_ctx *rctx = skcipher_request_ctx(req);  in adiantum_hash_message()  local
253 	struct shash_desc *hash_desc = &rctx->u.hash_desc;  in adiantum_hash_message()
282 	struct adiantum_request_ctx *rctx = skcipher_request_ctx(req);  in adiantum_finish()  local
290 	if (!rctx->enc)  in adiantum_finish()
291 		crypto_cipher_decrypt_one(tctx->blockcipher, rctx->rbuf.bytes,  in adiantum_finish()
292 					  rctx->rbuf.bytes);  in adiantum_finish()
299 	rctx->u.hash_desc.tfm = tctx->hash;  in adiantum_finish()
300 	le128_sub(&rctx->rbuf.bignum, &rctx->rbuf.bignum, &rctx->header_hash);  in adiantum_finish()
306 		err = crypto_shash_digest(&rctx->u.hash_desc, virt, bulk_len,  in adiantum_finish()
312 		le128_sub(&rctx->rbuf.bignum, &rctx->rbuf.bignum, &digest);  in adiantum_finish()
313 		memcpy(virt + bulk_len, &rctx->rbuf.bignum, sizeof(le128));  in adiantum_finish()
321 		le128_sub(&rctx->rbuf.bignum, &rctx->rbuf.bignum, &digest);  in adiantum_finish()
322 		scatterwalk_map_and_copy(&rctx->rbuf.bignum, dst,  in adiantum_finish()
342 	struct adiantum_request_ctx *rctx = skcipher_request_ctx(req);  in adiantum_crypt()  local
353 	rctx->enc = enc;  in adiantum_crypt()
361 	rctx->u.hash_desc.tfm = tctx->hash;  in adiantum_crypt()
366 		err = crypto_shash_digest(&rctx->u.hash_desc, virt, bulk_len,  in adiantum_crypt()
368 		memcpy(&rctx->rbuf.bignum, virt + bulk_len, sizeof(le128));  in adiantum_crypt()
373 		scatterwalk_map_and_copy(&rctx->rbuf.bignum, src,  in adiantum_crypt()
378 	le128_add(&rctx->rbuf.bignum, &rctx->rbuf.bignum, &rctx->header_hash);  in adiantum_crypt()
379 	le128_add(&rctx->rbuf.bignum, &rctx->rbuf.bignum, &digest);  in adiantum_crypt()
383 		crypto_cipher_encrypt_one(tctx->blockcipher, rctx->rbuf.bytes,  in adiantum_crypt()
384 					  rctx->rbuf.bytes);  in adiantum_crypt()
389 	rctx->rbuf.words[4] = cpu_to_le32(1);  in adiantum_crypt()
390 	rctx->rbuf.words[5] = 0;  in adiantum_crypt()
391 	rctx->rbuf.words[6] = 0;  in adiantum_crypt()
392 	rctx->rbuf.words[7] = 0;  in adiantum_crypt()
407 	skcipher_request_set_tfm(&rctx->u.streamcipher_req, tctx->streamcipher);  in adiantum_crypt()
408 	skcipher_request_set_crypt(&rctx->u.streamcipher_req, req->src,  in adiantum_crypt()
409 				   req->dst, stream_len, &rctx->rbuf);  in adiantum_crypt()
410 	skcipher_request_set_callback(&rctx->u.streamcipher_req,  in adiantum_crypt()
413 	return crypto_skcipher_encrypt(&rctx->u.streamcipher_req) ?:  in adiantum_crypt()