44 	u32 spi;  member
61 	u32			spi;  member
82 static inline unsigned int xfrm6_tunnel_spi_hash_byspi(u32 spi)  in xfrm6_tunnel_spi_hash_byspi()  argument
84 	return spi % XFRM6_TUNNEL_SPI_BYSPI_HSIZE;  in xfrm6_tunnel_spi_hash_byspi()
105 	u32 spi;  in xfrm6_tunnel_spi_lookup()  local
109 	spi = x6spi ? x6spi->spi : 0;  in xfrm6_tunnel_spi_lookup()
111 	return htonl(spi);  in xfrm6_tunnel_spi_lookup()
115 static int __xfrm6_tunnel_spi_check(struct net *net, u32 spi)  in __xfrm6_tunnel_spi_check()  argument
119 	int index = xfrm6_tunnel_spi_hash_byspi(spi);  in __xfrm6_tunnel_spi_check()
124 		if (x6spi->spi == spi)  in __xfrm6_tunnel_spi_check()
133 	u32 spi;  in __xfrm6_tunnel_alloc_spi()  local
137 	if (xfrm6_tn->spi < XFRM6_TUNNEL_SPI_MIN ||  in __xfrm6_tunnel_alloc_spi()
138 	    xfrm6_tn->spi >= XFRM6_TUNNEL_SPI_MAX)  in __xfrm6_tunnel_alloc_spi()
139 		xfrm6_tn->spi = XFRM6_TUNNEL_SPI_MIN;  in __xfrm6_tunnel_alloc_spi()
141 		xfrm6_tn->spi++;  in __xfrm6_tunnel_alloc_spi()
143 	for (spi = xfrm6_tn->spi; spi <= XFRM6_TUNNEL_SPI_MAX; spi++) {  in __xfrm6_tunnel_alloc_spi()
144 		index = __xfrm6_tunnel_spi_check(net, spi);  in __xfrm6_tunnel_alloc_spi()
148 	for (spi = XFRM6_TUNNEL_SPI_MIN; spi < xfrm6_tn->spi; spi++) {  in __xfrm6_tunnel_alloc_spi()
149 		index = __xfrm6_tunnel_spi_check(net, spi);  in __xfrm6_tunnel_alloc_spi()
153 	spi = 0;  in __xfrm6_tunnel_alloc_spi()
156 	xfrm6_tn->spi = spi;  in __xfrm6_tunnel_alloc_spi()
162 	x6spi->spi = spi;  in __xfrm6_tunnel_alloc_spi()
170 	return spi;  in __xfrm6_tunnel_alloc_spi()
176 	u32 spi;  in xfrm6_tunnel_alloc_spi()  local
182 		spi = x6spi->spi;  in xfrm6_tunnel_alloc_spi()
184 		spi = __xfrm6_tunnel_alloc_spi(net, saddr);  in xfrm6_tunnel_alloc_spi()
187 	return htonl(spi);  in xfrm6_tunnel_alloc_spi()
236 	__be32 spi;  in xfrm6_tunnel_rcv()  local
238 	spi = xfrm6_tunnel_spi_lookup(net, (const xfrm_address_t *)&iph->saddr);  in xfrm6_tunnel_rcv()
239 	return xfrm6_rcv_spi(skb, IPPROTO_IPV6, spi);  in xfrm6_tunnel_rcv()
334 	xfrm6_tn->spi = 0;  in xfrm6_tunnel_net_init()