42 static u32 cookie_hash(__be32 saddr, __be32 daddr, __be16 sport, __be16 dport,  in cookie_hash()  argument
49 	tmp[1] = (__force u32)daddr;  in cookie_hash()
90 static __u32 secure_tcp_syn_cookie(__be32 saddr, __be32 daddr, __be16 sport,  in secure_tcp_syn_cookie()  argument
105 	return (cookie_hash(saddr, daddr, sport, dport, 0, 0) +  in secure_tcp_syn_cookie()
107 		((cookie_hash(saddr, daddr, sport, dport, count, 1) + data)  in secure_tcp_syn_cookie()
120 static __u32 check_tcp_syn_cookie(__u32 cookie, __be32 saddr, __be32 daddr,  in check_tcp_syn_cookie()  argument
127 	cookie -= cookie_hash(saddr, daddr, sport, dport, 0, 0) + sseq;  in check_tcp_syn_cookie()
135 		cookie_hash(saddr, daddr, sport, dport, count - diff, 1))  in check_tcp_syn_cookie()
179 	return secure_tcp_syn_cookie(iph->saddr, iph->daddr,  in cookie_v4_init_sequence()
200 	__u32 mssind = check_tcp_syn_cookie(cookie, iph->saddr, iph->daddr,  in cookie_check()
302 	ireq->loc_addr		= ip_hdr(skb)->daddr;  in cookie_v4_check()
336 					      { .daddr = ((opt && opt->srr) ?  in cookie_v4_check()