125 	struct xfrm_state *x = skb_dst(skb)->xfrm;  in ah_output_done()  local
126 	struct ah_data *ahp = x->data;  in ah_output_done()
147 static int ah_output(struct xfrm_state *x, struct sk_buff *skb)  in ah_output()  argument
165 	ahp = x->data;  in ah_output()
176 	if (x->props.flags & XFRM_STATE_ESN) {  in ah_output()
215 	if (x->props.flags & XFRM_STATE_ALIGN4)  in ah_output()
221 	ah->spi = x->id.spi;  in ah_output()
229 	if (x->props.flags & XFRM_STATE_ESN) {  in ah_output()
271 	struct xfrm_state *x = xfrm_input_state(skb);  in ah_input_done()  local
272 	struct ah_data *ahp = x->data;  in ah_input_done()
294 	if (x->props.mode == XFRM_MODE_TUNNEL)  in ah_input_done()
303 static int ah_input(struct xfrm_state *x, struct sk_buff *skb)  in ah_input()  argument
328 	ahp = x->data;  in ah_input()
334 	if (x->props.flags & XFRM_STATE_ALIGN4) {  in ah_input()
363 	if (x->props.flags & XFRM_STATE_ESN) {  in ah_input()
404 	if (x->props.flags & XFRM_STATE_ESN) {  in ah_input()
429 	if (x->props.mode == XFRM_MODE_TUNNEL)  in ah_input()
447 	struct xfrm_state *x;  in ah4_err()  local
459 	x = xfrm_state_lookup(net, skb->mark, (const xfrm_address_t *)&iph->daddr,  in ah4_err()
461 	if (!x)  in ah4_err()
468 	xfrm_state_put(x);  in ah4_err()
473 static int ah_init_state(struct xfrm_state *x)  in ah_init_state()  argument
479 	if (!x->aalg)  in ah_init_state()
482 	if (x->encap)  in ah_init_state()
489 	ahash = crypto_alloc_ahash(x->aalg->alg_name, 0, 0);  in ah_init_state()
494 	if (crypto_ahash_setkey(ahash, x->aalg->alg_key,  in ah_init_state()
495 				(x->aalg->alg_key_len + 7) / 8))  in ah_init_state()
504 	aalg_desc = xfrm_aalg_get_byname(x->aalg->alg_name, 0);  in ah_init_state()
510 			__func__, x->aalg->alg_name,  in ah_init_state()
517 	ahp->icv_trunc_len = x->aalg->alg_trunc_len/8;  in ah_init_state()
519 	if (x->props.flags & XFRM_STATE_ALIGN4)  in ah_init_state()
520 		x->props.header_len = XFRM_ALIGN4(sizeof(struct ip_auth_hdr) +  in ah_init_state()
523 		x->props.header_len = XFRM_ALIGN8(sizeof(struct ip_auth_hdr) +  in ah_init_state()
525 	if (x->props.mode == XFRM_MODE_TUNNEL)  in ah_init_state()
526 		x->props.header_len += sizeof(struct iphdr);  in ah_init_state()
527 	x->data = ahp;  in ah_init_state()
539 static void ah_destroy(struct xfrm_state *x)  in ah_destroy()  argument
541 	struct ah_data *ahp = x->data;  in ah_destroy()