53 	struct nlmsghdr *nh = (void *)data;  in init_genl_req()  local
57 	nh->nlmsg_type = family;  in init_genl_req()
58 	nh->nlmsg_flags = NLM_F_REQUEST;  in init_genl_req()
59 	nh->nlmsg_len = NLMSG_LENGTH(GENL_HDRLEN);  in init_genl_req()
60 	off += NLMSG_ALIGN(sizeof(*nh));  in init_genl_req()
69 static int nl_error(struct nlmsghdr *nh)  in nl_error()  argument
71 	struct nlmsgerr *err = (struct nlmsgerr *)NLMSG_DATA(nh);  in nl_error()
72 	int len = nh->nlmsg_len - sizeof(*nh);  in nl_error()
83 		struct rtattr *attrs = (struct rtattr *)NLMSG_DATA(nh);  in nl_error()
111 	struct nlmsghdr *nh;  in capture_events()  local
136 		nh = (struct nlmsghdr *)buffer;  in capture_events()
138 		for (; NLMSG_OK(nh, res_len); nh = NLMSG_NEXT(nh, res_len)) {  in capture_events()
139 			if (nh->nlmsg_type == NLMSG_ERROR)  in capture_events()
142 			ghdr = (struct genlmsghdr *)NLMSG_DATA(nh);  in capture_events()
149 			msg_len = nh->nlmsg_len - NLMSG_LENGTH(GENL_HDRLEN);  in capture_events()
208 static int do_nl_req(int fd, struct nlmsghdr *nh, int len, int max)  in do_nl_req()  argument
212 	void *data = nh;  in do_nl_req()
218 		nh->nlmsg_flags |= NLM_F_ACK;  in do_nl_req()
222 	nh->nlmsg_len = len;  in do_nl_req()
233 	for (; NLMSG_OK(nh, rem); nh = NLMSG_NEXT(nh, rem)) {  in do_nl_req()
234 		if (nh->nlmsg_type == NLMSG_DONE)  in do_nl_req()
237 		if (nh->nlmsg_type == NLMSG_ERROR && nl_error(nh))  in do_nl_req()
319 	struct nlmsghdr *nh;  in resolve_mptcp_pm_netlink()  local
325 	nh = (void *)data;  in resolve_mptcp_pm_netlink()
335 	do_nl_req(fd, nh, off, sizeof(data));  in resolve_mptcp_pm_netlink()
346 	struct nlmsghdr *nh;  in dsf()  local
357 	nh = (void *)data;  in dsf()
446 	do_nl_req(fd, nh, off, 0);  in dsf()
457 	struct nlmsghdr *nh;  in csf()  local
471 	nh = (void *)data;  in csf()
572 	do_nl_req(fd, nh, off, 0);  in csf()
582 	struct nlmsghdr *nh;  in remove_addr()  local
590 	nh = (void *)data;  in remove_addr()
622 	do_nl_req(fd, nh, off, 0);  in remove_addr()
635 	struct nlmsghdr *nh;  in announce_addr()  local
642 	nh = (void *)data;  in announce_addr()
748 	do_nl_req(fd, nh, off, 0);  in announce_addr()
759 	struct nlmsghdr *nh;  in add_addr()  local
768 	nh = (void *)data;  in add_addr()
880 	do_nl_req(fd, nh, off, 0);  in add_addr()
890 	struct nlmsghdr *nh;  in del_addr()  local
897 	nh = (void *)data;  in del_addr()
948 	do_nl_req(fd, nh, off, 0);  in del_addr()
1048 static void print_addrs(struct nlmsghdr *nh, int pm_family, int total_len)  in print_addrs()  argument
1052 	for (; NLMSG_OK(nh, total_len); nh = NLMSG_NEXT(nh, total_len)) {  in print_addrs()
1053 		int len = nh->nlmsg_len;  in print_addrs()
1055 		if (nh->nlmsg_type == NLMSG_DONE)  in print_addrs()
1057 		if (nh->nlmsg_type == NLMSG_ERROR)  in print_addrs()
1058 			nl_error(nh);  in print_addrs()
1059 		if (nh->nlmsg_type != pm_family)  in print_addrs()
1063 		attrs = (struct rtattr *) ((char *) NLMSG_DATA(nh) +  in print_addrs()
1081 	struct nlmsghdr *nh;  in get_addr()  local
1087 	nh = (void *)data;  in get_addr()
1111 	print_addrs(nh, pm_family, do_nl_req(fd, nh, off, sizeof(data)));  in get_addr()
1121 	struct nlmsghdr *nh;  in dump_addrs()  local
1125 	nh = (void *)data;  in dump_addrs()
1128 	nh->nlmsg_flags |= NLM_F_DUMP;  in dump_addrs()
1129 	nh->nlmsg_seq = 1;  in dump_addrs()
1130 	nh->nlmsg_pid = pid;  in dump_addrs()
1131 	nh->nlmsg_len = off;  in dump_addrs()
1133 	print_addrs(nh, pm_family, do_nl_req(fd, nh, off, sizeof(data)));  in dump_addrs()
1142 	struct nlmsghdr *nh;  in flush_addrs()  local
1146 	nh = (void *)data;  in flush_addrs()
1150 	do_nl_req(fd, nh, off, 0);  in flush_addrs()
1154 static void print_limits(struct nlmsghdr *nh, int pm_family, int total_len)  in print_limits()  argument
1159 	for (; NLMSG_OK(nh, total_len); nh = NLMSG_NEXT(nh, total_len)) {  in print_limits()
1160 		int len = nh->nlmsg_len;  in print_limits()
1162 		if (nh->nlmsg_type == NLMSG_DONE)  in print_limits()
1164 		if (nh->nlmsg_type == NLMSG_ERROR)  in print_limits()
1165 			nl_error(nh);  in print_limits()
1166 		if (nh->nlmsg_type != pm_family)  in print_limits()
1170 		attrs = (struct rtattr *) ((char *) NLMSG_DATA(nh) +  in print_limits()
1196 	struct nlmsghdr *nh;  in get_set_limits()  local
1209 	nh = (void *)data;  in get_set_limits()
1231 	len = do_nl_req(fd, nh, off, len);  in get_set_limits()
1233 		print_limits(nh, pm_family, len);  in get_set_limits()
1291 	struct nlmsghdr *nh;  in set_flags()  local
1304 	nh = (void *)data;  in set_flags()
1467 	do_nl_req(fd, nh, off, 0);  in set_flags()