21 static void *ah_alloc_tmp(struct crypto_ahash *ahash, int nfrags,  in ah_alloc_tmp()  argument
26 	len = size + crypto_ahash_digestsize(ahash) +  in ah_alloc_tmp()
27 	      (crypto_ahash_alignmask(ahash) &  in ah_alloc_tmp()
32 	len += sizeof(struct ahash_request) + crypto_ahash_reqsize(ahash);  in ah_alloc_tmp()
45 static inline u8 *ah_tmp_icv(struct crypto_ahash *ahash, void *tmp,  in ah_tmp_icv()  argument
48 	return PTR_ALIGN((u8 *)tmp + offset, crypto_ahash_alignmask(ahash) + 1);  in ah_tmp_icv()
51 static inline struct ahash_request *ah_tmp_req(struct crypto_ahash *ahash,  in ah_tmp_req()  argument
56 	req = (void *)PTR_ALIGN(icv + crypto_ahash_digestsize(ahash),  in ah_tmp_req()
59 	ahash_request_set_tfm(req, ahash);  in ah_tmp_req()
64 static inline struct scatterlist *ah_req_sg(struct crypto_ahash *ahash,  in ah_req_sg()  argument
68 			     crypto_ahash_reqsize(ahash),  in ah_req_sg()
128 	icv = ah_tmp_icv(ahp->ahash, iph, ihl);  in ah_output_done()
152 	struct crypto_ahash *ahash;  in ah_output()  local
160 	ahash = ahp->ahash;  in ah_output()
171 	iph = ah_alloc_tmp(ahash, nfrags, ihl);  in ah_output()
175 	icv = ah_tmp_icv(ahash, iph, ihl);  in ah_output()
176 	req = ah_tmp_req(ahash, icv);  in ah_output()
177 	sg = ah_req_sg(ahash, req);  in ah_output()
261 	icv = ah_tmp_icv(ahp->ahash, auth_data, ahp->icv_trunc_len);  in ah_input_done()
287 	struct crypto_ahash *ahash;  in ah_input()  local
300 	ahash = ahp->ahash;  in ah_input()
335 	work_iph = ah_alloc_tmp(ahash, nfrags, ihl + ahp->icv_trunc_len);  in ah_input()
340 	icv = ah_tmp_icv(ahash, auth_data, ahp->icv_trunc_len);  in ah_input()
341 	req = ah_tmp_req(ahash, icv);  in ah_input()
342 	sg = ah_req_sg(ahash, req);  in ah_input()
419 	struct crypto_ahash *ahash;  in ah_init_state()  local
431 	ahash = crypto_alloc_ahash(x->aalg->alg_name, 0, 0);  in ah_init_state()
432 	if (IS_ERR(ahash))  in ah_init_state()
435 	ahp->ahash = ahash;  in ah_init_state()
436 	if (crypto_ahash_setkey(ahash, x->aalg->alg_key,  in ah_init_state()
450 	    crypto_ahash_digestsize(ahash)) {  in ah_init_state()
452 		       x->aalg->alg_name, crypto_ahash_digestsize(ahash),  in ah_init_state()
476 		crypto_free_ahash(ahp->ahash);  in ah_init_state()
489 	crypto_free_ahash(ahp->ahash);  in ah_destroy()