38 static void *esp_alloc_tmp(struct crypto_aead *aead, int nfrags, int seqhilen)  in esp_alloc_tmp()  argument
44 	len += crypto_aead_ivsize(aead);  in esp_alloc_tmp()
47 		len += crypto_aead_alignmask(aead) &  in esp_alloc_tmp()
52 	len += sizeof(struct aead_givcrypt_request) + crypto_aead_reqsize(aead);  in esp_alloc_tmp()
64 static inline u8 *esp_tmp_iv(struct crypto_aead *aead, void *tmp, int seqhilen)  in esp_tmp_iv()  argument
66 	return crypto_aead_ivsize(aead) ?  in esp_tmp_iv()
68 			 crypto_aead_alignmask(aead) + 1) : tmp + seqhilen;  in esp_tmp_iv()
72 	struct crypto_aead *aead, u8 *iv)  in esp_tmp_givreq()  argument
76 	req = (void *)PTR_ALIGN(iv + crypto_aead_ivsize(aead),  in esp_tmp_givreq()
78 	aead_givcrypt_set_tfm(req, aead);  in esp_tmp_givreq()
82 static inline struct aead_request *esp_tmp_req(struct crypto_aead *aead, u8 *iv)  in esp_tmp_req()  argument
86 	req = (void *)PTR_ALIGN(iv + crypto_aead_ivsize(aead),  in esp_tmp_req()
88 	aead_request_set_tfm(req, aead);  in esp_tmp_req()
92 static inline struct scatterlist *esp_req_sg(struct crypto_aead *aead,  in esp_req_sg()  argument
96 			     crypto_aead_reqsize(aead),  in esp_req_sg()
101 	struct crypto_aead *aead, struct aead_givcrypt_request *req)  in esp_givreq_sg()  argument
104 			     crypto_aead_reqsize(aead),  in esp_givreq_sg()
120 	struct crypto_aead *aead;  in esp_output()  local
141 	aead = x->data;  in esp_output()
142 	alen = crypto_aead_authsize(aead);  in esp_output()
153 	blksize = ALIGN(crypto_aead_blocksize(aead), 4);  in esp_output()
172 	tmp = esp_alloc_tmp(aead, nfrags + sglists, seqhilen);  in esp_output()
179 	iv = esp_tmp_iv(aead, tmp, seqhilen);  in esp_output()
180 	req = esp_tmp_givreq(aead, iv);  in esp_output()
181 	asg = esp_givreq_sg(aead, req);  in esp_output()
243 		     esph->enc_data + crypto_aead_ivsize(aead) - skb->data,  in esp_output()
280 	struct crypto_aead *aead = x->data;  in esp_input_done2()  local
281 	int alen = crypto_aead_authsize(aead);  in esp_input_done2()
282 	int hlen = sizeof(struct ip_esp_hdr) + crypto_aead_ivsize(aead);  in esp_input_done2()
375 	struct crypto_aead *aead = x->data;  in esp_input()  local
378 	int elen = skb->len - sizeof(*esph) - crypto_aead_ivsize(aead);  in esp_input()
390 	if (!pskb_may_pull(skb, sizeof(*esph) + crypto_aead_ivsize(aead)))  in esp_input()
413 	tmp = esp_alloc_tmp(aead, nfrags + sglists, seqhilen);  in esp_input()
419 	iv = esp_tmp_iv(aead, tmp, seqhilen);  in esp_input()
420 	req = esp_tmp_req(aead, iv);  in esp_input()
421 	asg = esp_req_sg(aead, req);  in esp_input()
432 	skb_to_sgvec(skb, sg, sizeof(*esph) + crypto_aead_ivsize(aead), elen);  in esp_input()
459 	struct crypto_aead *aead = x->data;  in esp4_get_mtu()  local
460 	u32 blksize = ALIGN(crypto_aead_blocksize(aead), 4);  in esp4_get_mtu()
475 	return ((mtu - x->props.header_len - crypto_aead_authsize(aead) -  in esp4_get_mtu()
512 	struct crypto_aead *aead = x->data;  in esp_destroy()  local
514 	if (!aead)  in esp_destroy()
517 	crypto_free_aead(aead);  in esp_destroy()
522 	struct crypto_aead *aead;  in esp_init_aead()  local
525 	aead = crypto_alloc_aead(x->aead->alg_name, 0, 0);  in esp_init_aead()
526 	err = PTR_ERR(aead);  in esp_init_aead()
527 	if (IS_ERR(aead))  in esp_init_aead()
530 	x->data = aead;  in esp_init_aead()
532 	err = crypto_aead_setkey(aead, x->aead->alg_key,  in esp_init_aead()
533 				 (x->aead->alg_key_len + 7) / 8);  in esp_init_aead()
537 	err = crypto_aead_setauthsize(aead, x->aead->alg_icv_len / 8);  in esp_init_aead()
547 	struct crypto_aead *aead;  in esp_init_authenc()  local
576 	aead = crypto_alloc_aead(authenc_name, 0, 0);  in esp_init_authenc()
577 	err = PTR_ERR(aead);  in esp_init_authenc()
578 	if (IS_ERR(aead))  in esp_init_authenc()
581 	x->data = aead;  in esp_init_authenc()
608 		    crypto_aead_authsize(aead)) {  in esp_init_authenc()
611 				crypto_aead_authsize(aead),  in esp_init_authenc()
617 			aead, x->aalg->alg_trunc_len / 8);  in esp_init_authenc()
625 	err = crypto_aead_setkey(aead, key, keylen);  in esp_init_authenc()
636 	struct crypto_aead *aead;  in esp_init_state()  local
642 	if (x->aead)  in esp_init_state()
650 	aead = x->data;  in esp_init_state()
653 			      crypto_aead_ivsize(aead);  in esp_init_state()
673 	align = ALIGN(crypto_aead_blocksize(aead), 4);  in esp_init_state()
674 	x->props.trailer_len = align + 1 + crypto_aead_authsize(aead);  in esp_init_state()