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Searched refs:nlmsg_len (Results 1 – 25 of 72) sorted by relevance

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/linux-6.3-rc2/tools/include/uapi/linux/
A Dnetlink.h45 __u32 nlmsg_len; /* Length of message including header */ member
95 #define NLMSG_NEXT(nlh,len) ((len) -= NLMSG_ALIGN((nlh)->nlmsg_len), \
96 (struct nlmsghdr*)(((char*)(nlh)) + NLMSG_ALIGN((nlh)->nlmsg_len)))
98 (nlh)->nlmsg_len >= sizeof(struct nlmsghdr) && \
99 (nlh)->nlmsg_len <= (len))
100 #define NLMSG_PAYLOAD(nlh,len) ((nlh)->nlmsg_len - NLMSG_SPACE((len)))
/linux-6.3-rc2/include/uapi/linux/
A Dnetlink.h53 __u32 nlmsg_len; member
104 #define NLMSG_NEXT(nlh,len) ((len) -= NLMSG_ALIGN((nlh)->nlmsg_len), \
106 NLMSG_ALIGN((nlh)->nlmsg_len)))
108 (nlh)->nlmsg_len >= sizeof(struct nlmsghdr) && \
109 (nlh)->nlmsg_len <= (len))
110 #define NLMSG_PAYLOAD(nlh,len) ((nlh)->nlmsg_len - NLMSG_SPACE((len)))
/linux-6.3-rc2/drivers/scsi/
A Dscsi_netlink.c43 if ((nlh->nlmsg_len < (sizeof(*nlh) + sizeof(*hdr))) || in scsi_nl_rcv_msg()
44 (skb->len < nlh->nlmsg_len)) { in scsi_nl_rcv_msg()
50 rlen = NLMSG_ALIGN(nlh->nlmsg_len); in scsi_nl_rcv_msg()
71 if (nlh->nlmsg_len < (sizeof(*nlh) + hdr->msglen)) { in scsi_nl_rcv_msg()
/linux-6.3-rc2/tools/testing/selftests/bpf/prog_tests/
A Dxfrm_info.c190 (struct rtattr *)((uint8_t *)nh + RTA_ALIGN(nh->nlmsg_len)); in rtattr_add()
193 nh->nlmsg_len = RTA_ALIGN(nh->nlmsg_len) + RTA_ALIGN(rta->rta_len); in rtattr_add()
213 uint8_t *end = (uint8_t *)nh + nh->nlmsg_len; in rtattr_end()
232 nh->nlmsg_len = NLMSG_LENGTH(sizeof(req.info)); in setup_xfrmi_external_dev()
251 ret = send(sock, nh, nh->nlmsg_len, 0); in setup_xfrmi_external_dev()
252 if (!ASSERT_EQ(ret, nh->nlmsg_len, "netlink send length")) in setup_xfrmi_external_dev()
/linux-6.3-rc2/tools/testing/selftests/net/
A Dtun.c84 req.nh.nlmsg_len = NLMSG_ALIGN(NLMSG_LENGTH(sizeof(req.ifm))); in tun_delete()
90 rta = (struct rtattr *)(((char *)&req) + NLMSG_ALIGN(req.nh.nlmsg_len)); in tun_delete()
93 req.nh.nlmsg_len += rta->rta_len; in tun_delete()
96 ret = send(rtnl, &req, req.nh.nlmsg_len, 0); in tun_delete()
99 ret = (unsigned int)ret != req.nh.nlmsg_len; in tun_delete()
A Dtap.c37 (struct rtattr *)((uint8_t *)nh + RTA_ALIGN(nh->nlmsg_len)); in rtattr_add()
40 nh->nlmsg_len = RTA_ALIGN(nh->nlmsg_len) + RTA_ALIGN(rta->rta_len); in rtattr_add()
51 uint8_t *end = (uint8_t *)nh + nh->nlmsg_len; in rtattr_end()
102 req.nh.nlmsg_len = NLMSG_LENGTH(sizeof(req.info)); in dev_create()
134 ret = send(rtnl, &req, req.nh.nlmsg_len, 0); in dev_create()
137 ret = (unsigned int)ret != req.nh.nlmsg_len; in dev_create()
159 req.nh.nlmsg_len = NLMSG_LENGTH(sizeof(req.info)); in dev_delete()
167 ret = send(rtnl, &req, req.nh.nlmsg_len, 0); in dev_delete()
171 ret = (unsigned int)ret != req.nh.nlmsg_len; in dev_delete()
A Dipsec.c226 nh->nlmsg_len = nl_size; in rtattr_pack()
254 char *nlmsg_end = (char *)nh + nh->nlmsg_len; in rtattr_end()
320 req.nh.nlmsg_len = NLMSG_LENGTH(sizeof(req.info)); in veth_add()
350 if (send(sock, &req, req.nh.nlmsg_len, 0) < 0) { in veth_add()
368 req.nh.nlmsg_len = NLMSG_LENGTH(sizeof(req.info)); in ip4_addr_set()
392 if (send(sock, &req, req.nh.nlmsg_len, 0) < 0) { in ip4_addr_set()
418 if (send(sock, &req, req.nh.nlmsg_len, 0) < 0) { in link_set_up()
436 req.nh.nlmsg_len = NLMSG_LENGTH(sizeof(req.rt)); in ip4_route_set()
456 if (send(sock, &req, req.nh.nlmsg_len, 0) < 0) { in ip4_route_set()
1024 req.nh.nlmsg_len = NLMSG_LENGTH(0); in xfrm_state_check()
[all …]
/linux-6.3-rc2/tools/bpf/bpftool/
A Dnet.c207 len = nlh->nlmsg_len - NLMSG_LENGTH(sizeof(*t)); in __dump_class_nlmsg()
222 .nlh.nlmsg_len = NLMSG_LENGTH(sizeof(struct tcmsg)), in netlink_get_class()
231 if (send(sock, &req, req.nlh.nlmsg_len, 0) < 0) in netlink_get_class()
246 len = nlh->nlmsg_len - NLMSG_LENGTH(sizeof(*t)); in __dump_qdisc_nlmsg()
261 .nlh.nlmsg_len = NLMSG_LENGTH(sizeof(struct tcmsg)), in netlink_get_qdisc()
270 if (send(sock, &req, req.nlh.nlmsg_len, 0) < 0) in netlink_get_qdisc()
285 len = nlh->nlmsg_len - NLMSG_LENGTH(sizeof(*t)); in __dump_filter_nlmsg()
300 .nlh.nlmsg_len = NLMSG_LENGTH(sizeof(struct tcmsg)), in netlink_get_filter()
310 if (send(sock, &req, req.nlh.nlmsg_len, 0) < 0) in netlink_get_filter()
324 len = nlh->nlmsg_len - NLMSG_LENGTH(sizeof(*ifi)); in __dump_link_nlmsg()
[all …]
/linux-6.3-rc2/drivers/staging/gdm724x/
A Dnetlink_k.c23 #define ND_NLMSG_R_LEN(nlh) ((nlh)->nlmsg_len - ND_IFINDEX_LEN)
49 if (skb->len < nlh->nlmsg_len || nlh->nlmsg_len > ND_MAX_MSG_LEN) { in netlink_rcv_cb()
51 skb->len, nlh->nlmsg_len); in netlink_rcv_cb()
/linux-6.3-rc2/tools/lib/bpf/
A Dnlattr.h138 return (struct nlattr *)((void *)req + NLMSG_ALIGN(req->nh.nlmsg_len)); in req_tail()
146 if (NLMSG_ALIGN(req->nh.nlmsg_len) + NLA_ALIGN(NLA_HDRLEN + len) > sizeof(*req)) in nlattr_add()
156 req->nh.nlmsg_len = NLMSG_ALIGN(req->nh.nlmsg_len) + NLA_ALIGN(nla->nla_len); in nlattr_add()
A Dnlattr.c81 static inline int nlmsg_len(const struct nlmsghdr *nlh) in nlmsg_len() function
83 return nlh->nlmsg_len - NLMSG_HDRLEN; in nlmsg_len()
178 hlen += nlmsg_len(&err->msg); in libbpf_nla_dump_errormsg()
181 alen = (void *)nlh + nlh->nlmsg_len - (void *)attr; in libbpf_nla_dump_errormsg()
A Dnetlink.c236 if (send(sock, req, req->nh.nlmsg_len, 0) < 0) { in libbpf_netlink_send_recv()
269 .nh.nlmsg_len = NLMSG_LENGTH(GENL_HDRLEN), in libbpf_netlink_resolve_genl_family_id()
293 req.nh.nlmsg_len = NLMSG_LENGTH(sizeof(struct ifinfomsg)); in __bpf_set_link_xdp_fd_replace()
350 len = nlh->nlmsg_len - NLMSG_LENGTH(sizeof(*ifi)); in __dump_link_nlmsg()
430 .nh.nlmsg_len = NLMSG_LENGTH(sizeof(struct ifinfomsg)), in bpf_xdp_query()
475 req.nh.nlmsg_len = NLMSG_LENGTH(GENL_HDRLEN); in bpf_xdp_query()
582 req.nh.nlmsg_len = NLMSG_LENGTH(sizeof(struct tcmsg)); in tc_qdisc_modify()
741 req.nh.nlmsg_len = NLMSG_LENGTH(sizeof(struct tcmsg)); in bpf_tc_attach()
818 req.nh.nlmsg_len = NLMSG_LENGTH(sizeof(struct tcmsg)); in __bpf_tc_detach()
885 req.nh.nlmsg_len = NLMSG_LENGTH(sizeof(struct tcmsg)); in bpf_tc_query()
/linux-6.3-rc2/net/netfilter/
A Dnfnetlink.c225 if (nlmsg_len(nlh) < sizeof(struct nfgenmsg)) in nfnetlink_rcv_msg()
259 int attrlen = nlh->nlmsg_len - min_len; in nfnetlink_rcv_msg()
444 if (nlh->nlmsg_len < NLMSG_HDRLEN || in nfnetlink_rcv_batch()
445 skb->len < nlh->nlmsg_len || in nfnetlink_rcv_batch()
446 nlmsg_len(nlh) < sizeof(struct nfgenmsg)) { in nfnetlink_rcv_batch()
497 int attrlen = nlh->nlmsg_len - min_len; in nfnetlink_rcv_batch()
555 msglen = NLMSG_ALIGN(nlh->nlmsg_len); in nfnetlink_rcv_batch()
610 int attrlen = nlh->nlmsg_len - min_len; in nfnetlink_rcv_skb_batch()
616 msglen = NLMSG_ALIGN(nlh->nlmsg_len); in nfnetlink_rcv_skb_batch()
648 nlh->nlmsg_len < NLMSG_HDRLEN || in nfnetlink_rcv()
[all …]
/linux-6.3-rc2/drivers/connector/
A Dconnector.c142 if (nlh->nlmsg_len < NLMSG_HDRLEN + sizeof(struct cn_msg) + msg->len) in cn_call_callback()
177 len = nlmsg_len(nlh); in cn_rx_skb()
180 skb->len < nlh->nlmsg_len || in cn_rx_skb()
/linux-6.3-rc2/tools/accounting/
A Dprocacct.c136 msg.n.nlmsg_len = NLMSG_LENGTH(GENL_HDRLEN); in send_cmd()
147 msg.n.nlmsg_len += NLMSG_ALIGN(na->nla_len); in send_cmd()
150 buflen = msg.n.nlmsg_len; in send_cmd()
369 sizeof(struct nlmsghdr), msg.n.nlmsg_len, rep_len); in main()
A Dgetdelays.c129 msg.n.nlmsg_len = NLMSG_LENGTH(GENL_HDRLEN); in send_cmd()
140 msg.n.nlmsg_len += NLMSG_ALIGN(na->nla_len); in send_cmd()
143 buflen = msg.n.nlmsg_len ; in send_cmd()
479 sizeof(struct nlmsghdr), msg.n.nlmsg_len, rep_len); in main()
/linux-6.3-rc2/include/net/
A Dnetlink.h593 static inline int nlmsg_len(const struct nlmsghdr *nlh) in nlmsg_len() function
595 return nlh->nlmsg_len - NLMSG_HDRLEN; in nlmsg_len()
617 return nlmsg_len(nlh) - NLMSG_ALIGN(hdrlen); in nlmsg_attrlen()
628 nlh->nlmsg_len >= sizeof(struct nlmsghdr) && in nlmsg_ok()
629 nlh->nlmsg_len <= remaining); in nlmsg_ok()
643 int totlen = NLMSG_ALIGN(nlh->nlmsg_len); in nlmsg_next()
744 if (nlh->nlmsg_len < nlmsg_msg_size(hdrlen)) { in __nlmsg_parse()
888 if (nlh->nlmsg_len < nlmsg_msg_size(hdrlen)) in nlmsg_validate_deprecated()
1017 nlh->nlmsg_len = skb_tail_pointer(skb) - (unsigned char *)nlh; in nlmsg_end()
/linux-6.3-rc2/drivers/infiniband/core/
A Dnetlink.c221 if (nlh->nlmsg_len < NLMSG_HDRLEN || skb->len < nlh->nlmsg_len) in rdma_nl_rcv_skb()
248 msglen = NLMSG_ALIGN(nlh->nlmsg_len); in rdma_nl_rcv_skb()
/linux-6.3-rc2/tools/testing/selftests/net/af_unix/
A Ddiag_uid.c85 .nlmsg_len = sizeof(req), in send_request()
162 render_response(_metadata, NLMSG_DATA(nlh), nlh->nlmsg_len); in receive_response()
/linux-6.3-rc2/tools/testing/selftests/netfilter/
A Dnf-queue.c230 if (mnl_socket_sendto(nl, nlh, nlh->nlmsg_len) < 0) { in open_queue()
242 if (mnl_socket_sendto(nl, nlh, nlh->nlmsg_len) < 0) { in open_queue()
317 if (mnl_socket_sendto(nl, nlh, nlh->nlmsg_len) < 0) { in mainloop()
/linux-6.3-rc2/tools/testing/vsock/
A Dvsock_diag_test.c174 .nlmsg_len = sizeof(req), in send_req()
288 if (h->nlmsg_len < NLMSG_LENGTH(sizeof(*err))) in read_vsock_stat()
303 if (h->nlmsg_len < in read_vsock_stat()
/linux-6.3-rc2/net/xfrm/
A Dxfrm_compat.c358 size_t len = nlmsg_len(src); in xfrm_user_rcv_calculate_len64()
420 nlmsg->nlmsg_len += nla->nla_len; in xfrm_attr_cpy32()
473 dst->nlmsg_len = NLMSG_HDRLEN + xfrm_msg_min[type]; in xfrm_xlate32()
545 pos = dst->nlmsg_len; in xfrm_xlate32()
612 if (len == nlmsg_len(h32)) in xfrm_user_rcv_msg_compat()
/linux-6.3-rc2/net/tipc/
A Ddiag.c82 if (nlmsg_len(h) < hdrlen) in tipc_sock_diag_handler_dump()
/linux-6.3-rc2/tools/testing/selftests/net/mptcp/
A Dpm_nl_ctl.c59 nh->nlmsg_len = NLMSG_LENGTH(GENL_HDRLEN); in init_genl_req()
72 int len = nh->nlmsg_len - sizeof(*nh); in nl_error()
143 msg_len = nh->nlmsg_len - NLMSG_LENGTH(GENL_HDRLEN); in capture_events()
210 nh->nlmsg_len = len; in do_nl_req()
238 int len = nlh->nlmsg_len; in genl_parse_getfamily()
249 nlh->nlmsg_len, nlh->nlmsg_type); in genl_parse_getfamily()
1042 int len = nh->nlmsg_len; in print_addrs()
1120 nh->nlmsg_len = off; in dump_addrs()
1149 int len = nh->nlmsg_len; in print_limits()
/linux-6.3-rc2/samples/bpf/
A Dxdp_router_ipv4_user.c280 req.nl.nlmsg_len = NLMSG_LENGTH(sizeof(struct rtmsg)); in get_route_table()
290 iov.iov_len = req.nl.nlmsg_len; in get_route_table()
416 req.nl.nlmsg_len = NLMSG_LENGTH(sizeof(struct rtmsg)); in get_arp_table()
425 iov.iov_len = req.nl.nlmsg_len; in get_arp_table()

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