388 		struct in_addr src, struct in_addr dst)  in ip4_route_set()  argument
412 	if (rtattr_pack(&req.nh, sizeof(req), RTA_PREFSRC, &src, sizeof(src)))  in ip4_route_set()
443 static int init_child(int nsfd, char *veth, unsigned int src, unsigned int dst)  in init_child()  argument
445 	struct in_addr intsrc = inet_makeaddr(INADDR_B, src);  in init_child()
446 	struct in_addr tunsrc = inet_makeaddr(INADDR_A, src);  in init_child()
921 static inline uint32_t gen_spi(struct in_addr src)  in gen_spi()  argument
923 	return htonl(inet_lnaof(src));  in gen_spi()
927 		struct in_addr src, struct in_addr dst,  in xfrm_state_add()  argument
944 	memcpy(&req.info.sel.saddr, &src, sizeof(src));  in xfrm_state_add()
955 	memcpy(&req.info.saddr, &src, sizeof(src));  in xfrm_state_add()
978 		struct in_addr src, struct in_addr dst,  in xfrm_usersa_found()  argument
984 	if (memcmp(&info->sel.saddr, &src, sizeof(src)))  in xfrm_usersa_found()
998 	if (memcmp(&info->saddr, &src, sizeof(src)))  in xfrm_usersa_found()
1016 		struct in_addr src, struct in_addr dst,  in xfrm_state_check()  argument
1047 	memcpy(&filter.saddr, &src, sizeof(src));  in xfrm_state_check()
1072 			if (xfrm_usersa_found(&answer.info, spi, src, dst, desc))  in xfrm_state_check()
1079 		struct in_addr src, struct in_addr dst,  in xfrm_set()  argument
1085 	err = xfrm_state_add(xfrm_sock, (*seq)++, gen_spi(src), src, dst, desc);  in xfrm_set()
1091 	err = xfrm_state_add(xfrm_sock, (*seq)++, gen_spi(src), dst, src, desc);  in xfrm_set()
1098 	err = xfrm_state_check(xfrm_sock, (*seq)++, gen_spi(src), src, dst, desc);  in xfrm_set()
1099 	err |= xfrm_state_check(xfrm_sock, (*seq)++, gen_spi(src), dst, src, desc);  in xfrm_set()
1109 		struct in_addr src, struct in_addr dst, uint8_t dir,  in xfrm_policy_add()  argument
1128 	memcpy(&req.info.sel.saddr, &src, sizeof(tunsrc));  in xfrm_policy_add()
1147 	memcpy(&tmpl.saddr, &src, sizeof(src));  in xfrm_policy_add()
1165 		struct in_addr src, struct in_addr dst,  in xfrm_prepare()  argument
1168 	if (xfrm_policy_add(xfrm_sock, (*seq)++, gen_spi(src), src, dst,  in xfrm_prepare()
1174 	if (xfrm_policy_add(xfrm_sock, (*seq)++, gen_spi(src), dst, src,  in xfrm_prepare()
1184 		struct in_addr src, struct in_addr dst, uint8_t dir,  in xfrm_policy_del()  argument
1201 	memcpy(&req.id.sel.saddr, &src, sizeof(tunsrc));  in xfrm_policy_del()
1216 		struct in_addr src, struct in_addr dst,  in xfrm_cleanup()  argument
1219 	if (xfrm_policy_del(xfrm_sock, (*seq)++, src, dst,  in xfrm_cleanup()
1225 	if (xfrm_policy_del(xfrm_sock, (*seq)++, dst, src,  in xfrm_cleanup()
1235 		struct in_addr src, struct in_addr dst, uint8_t proto)  in xfrm_state_del()  argument
1256 	memcpy(&saddr, &src, sizeof(src));  in xfrm_state_del()
1269 		struct in_addr src, struct in_addr dst,  in xfrm_delete()  argument
1272 	if (xfrm_state_del(xfrm_sock, (*seq)++, gen_spi(src), src, dst, proto)) {  in xfrm_delete()
1277 	if (xfrm_state_del(xfrm_sock, (*seq)++, gen_spi(src), dst, src, proto)) {  in xfrm_delete()
1456 	struct in_addr src, dst;  in xfrm_expire_state()  local
1460 	src = inet_makeaddr(INADDR_B, child_ip(nr));  in xfrm_expire_state()
1463 	if (xfrm_state_add(xfrm_sock, (*seq)++, gen_spi(src), src, dst, desc)) {  in xfrm_expire_state()
1478 	req.expire.state.id.spi		= gen_spi(src);  in xfrm_expire_state()
1528 	struct in_addr src, dst, tunsrc, tundst;  in xfrm_expire_policy()  local
1532 	src = inet_makeaddr(INADDR_B, child_ip(nr));  in xfrm_expire_policy()
1537 	if (xfrm_policy_add(xfrm_sock, (*seq)++, gen_spi(src), src, dst,  in xfrm_expire_policy()
1554 	memcpy(&req.expire.pol.sel.saddr, &src, sizeof(tunsrc));  in xfrm_expire_policy()
1599 	struct in_addr src, dst, tunsrc, tundst;  in child_serv()  local
1603 	src = inet_makeaddr(INADDR_B, child_ip(nr));  in child_serv()
1609 	if (do_ping(cmd_fd, buf, page_size, src, true, 0, 0, udp_ping_send)) {  in child_serv()
1619 	if (xfrm_prepare(xfrm_sock, seq, src, dst, tunsrc, tundst, desc->proto)) {  in child_serv()
1628 	if (xfrm_set(xfrm_sock, seq, src, dst, tunsrc, tundst, desc)) {  in child_serv()
1648 	if (xfrm_delete(xfrm_sock, seq, src, dst, tunsrc, tundst, desc->proto)) {  in child_serv()
1658 	if (xfrm_cleanup(xfrm_sock, seq, src, dst, tunsrc, tundst)) {  in child_serv()
1737 	struct in_addr src, dst, tunsrc, tundst;  in grand_child_serv()  local
1741 	src = inet_makeaddr(INADDR_B, grchild_ip(nr));  in grand_child_serv()
1755 		if (do_ping(cmd_fd, buf, page_size, tun_reply ? tunsrc : src,  in grand_child_serv()
1762 		if (xfrm_prepare(xfrm_sock, seq, src, dst, tunsrc, tundst,  in grand_child_serv()
1764 			xfrm_cleanup(xfrm_sock, seq, src, dst, tunsrc, tundst);  in grand_child_serv()
1769 		if (xfrm_set(xfrm_sock, seq, src, dst, tunsrc, tundst, desc)) {  in grand_child_serv()
1770 			xfrm_cleanup(xfrm_sock, seq, src, dst, tunsrc, tundst);  in grand_child_serv()
1775 		if (xfrm_delete(xfrm_sock, seq, src, dst, tunsrc, tundst,  in grand_child_serv()
1777 			xfrm_cleanup(xfrm_sock, seq, src, dst, tunsrc, tundst);  in grand_child_serv()
1782 		if (xfrm_cleanup(xfrm_sock, seq, src, dst, tunsrc, tundst)) {  in grand_child_serv()