Lines Matching full:family
3 * NETLINK Generic Netlink Family
78 * also abused this API and relied on family == group ID, we
79 * cater to that by giving it a static family and group ID.
89 static int genl_ctrl_event(int event, const struct genl_family *family,
100 const struct genl_family *family; in genl_family_find_byname() local
103 idr_for_each_entry(&genl_fam_idr, family, id) in genl_family_find_byname()
104 if (strcmp(family->name, name) == 0) in genl_family_find_byname()
105 return family; in genl_family_find_byname()
110 static int genl_get_cmd_cnt(const struct genl_family *family) in genl_get_cmd_cnt() argument
112 return family->n_ops + family->n_small_ops; in genl_get_cmd_cnt()
115 static void genl_op_from_full(const struct genl_family *family, in genl_op_from_full() argument
118 *op = family->ops[i]; in genl_op_from_full()
121 op->maxattr = family->maxattr; in genl_op_from_full()
123 op->policy = family->policy; in genl_op_from_full()
126 static int genl_get_cmd_full(u32 cmd, const struct genl_family *family, in genl_get_cmd_full() argument
131 for (i = 0; i < family->n_ops; i++) in genl_get_cmd_full()
132 if (family->ops[i].cmd == cmd) { in genl_get_cmd_full()
133 genl_op_from_full(family, i, op); in genl_get_cmd_full()
140 static void genl_op_from_small(const struct genl_family *family, in genl_op_from_small() argument
144 op->doit = family->small_ops[i].doit; in genl_op_from_small()
145 op->dumpit = family->small_ops[i].dumpit; in genl_op_from_small()
146 op->cmd = family->small_ops[i].cmd; in genl_op_from_small()
147 op->internal_flags = family->small_ops[i].internal_flags; in genl_op_from_small()
148 op->flags = family->small_ops[i].flags; in genl_op_from_small()
149 op->validate = family->small_ops[i].validate; in genl_op_from_small()
151 op->maxattr = family->maxattr; in genl_op_from_small()
152 op->policy = family->policy; in genl_op_from_small()
155 static int genl_get_cmd_small(u32 cmd, const struct genl_family *family, in genl_get_cmd_small() argument
160 for (i = 0; i < family->n_small_ops; i++) in genl_get_cmd_small()
161 if (family->small_ops[i].cmd == cmd) { in genl_get_cmd_small()
162 genl_op_from_small(family, i, op); in genl_get_cmd_small()
169 static int genl_get_cmd(u32 cmd, const struct genl_family *family, in genl_get_cmd() argument
172 if (!genl_get_cmd_full(cmd, family, op)) in genl_get_cmd()
174 return genl_get_cmd_small(cmd, family, op); in genl_get_cmd()
178 const struct genl_family *family, in genl_get_cmd_by_index() argument
181 if (i < family->n_ops) in genl_get_cmd_by_index()
182 genl_op_from_full(family, i, op); in genl_get_cmd_by_index()
183 else if (i < family->n_ops + family->n_small_ops) in genl_get_cmd_by_index()
184 genl_op_from_small(family, i - family->n_ops, op); in genl_get_cmd_by_index()
251 static int genl_validate_assign_mc_groups(struct genl_family *family) in genl_validate_assign_mc_groups() argument
254 int n_groups = family->n_mcgrps; in genl_validate_assign_mc_groups()
262 const struct genl_multicast_group *grp = &family->mcgrps[i]; in genl_validate_assign_mc_groups()
271 if (family == &genl_ctrl) { in genl_validate_assign_mc_groups()
274 } else if (strcmp(family->name, "NET_DM") == 0) { in genl_validate_assign_mc_groups()
277 } else if (family->id == GENL_ID_VFS_DQUOT) { in genl_validate_assign_mc_groups()
280 } else if (family->id == GENL_ID_PMCRAID) { in genl_validate_assign_mc_groups()
290 family->mcgrp_offset = first_id; in genl_validate_assign_mc_groups()
296 if (family->netnsok) { in genl_validate_assign_mc_groups()
322 for (i = 0; i < family->n_mcgrps; i++) in genl_validate_assign_mc_groups()
323 clear_bit(family->mcgrp_offset + i, mc_groups); in genl_validate_assign_mc_groups()
329 static void genl_unregister_mc_groups(const struct genl_family *family) in genl_unregister_mc_groups() argument
337 for (i = 0; i < family->n_mcgrps; i++) in genl_unregister_mc_groups()
339 net->genl_sock, family->mcgrp_offset + i); in genl_unregister_mc_groups()
344 for (i = 0; i < family->n_mcgrps; i++) { in genl_unregister_mc_groups()
345 int grp_id = family->mcgrp_offset + i; in genl_unregister_mc_groups()
349 genl_ctrl_event(CTRL_CMD_DELMCAST_GRP, family, in genl_unregister_mc_groups()
350 &family->mcgrps[i], grp_id); in genl_unregister_mc_groups()
354 static int genl_validate_ops(const struct genl_family *family) in genl_validate_ops() argument
358 if (WARN_ON(family->n_ops && !family->ops) || in genl_validate_ops()
359 WARN_ON(family->n_small_ops && !family->small_ops)) in genl_validate_ops()
362 for (i = 0; i < genl_get_cmd_cnt(family); i++) { in genl_validate_ops()
365 genl_get_cmd_by_index(i, family, &op); in genl_validate_ops()
368 for (j = i + 1; j < genl_get_cmd_cnt(family); j++) { in genl_validate_ops()
371 genl_get_cmd_by_index(j, family, &op2); in genl_validate_ops()
381 * genl_register_family - register a generic netlink family
382 * @family: generic netlink family
384 * Registers the specified family after validating it first. Only one
385 * family may be registered with the same family name or identifier.
387 * The family's ops, multicast groups and module pointer must already
392 int genl_register_family(struct genl_family *family) in genl_register_family() argument
397 err = genl_validate_ops(family); in genl_register_family()
403 if (genl_family_find_byname(family->name)) { in genl_register_family()
411 * and having used their family ID also as their in genl_register_family()
415 if (family == &genl_ctrl) { in genl_register_family()
416 /* and this needs to be special for initial family lookups */ in genl_register_family()
418 } else if (strcmp(family->name, "pmcraid") == 0) { in genl_register_family()
420 } else if (strcmp(family->name, "VFS_DQUOT") == 0) { in genl_register_family()
424 family->id = idr_alloc_cyclic(&genl_fam_idr, family, in genl_register_family()
426 if (family->id < 0) { in genl_register_family()
427 err = family->id; in genl_register_family()
431 err = genl_validate_assign_mc_groups(family); in genl_register_family()
438 genl_ctrl_event(CTRL_CMD_NEWFAMILY, family, NULL, 0); in genl_register_family()
439 for (i = 0; i < family->n_mcgrps; i++) in genl_register_family()
440 genl_ctrl_event(CTRL_CMD_NEWMCAST_GRP, family, in genl_register_family()
441 &family->mcgrps[i], family->mcgrp_offset + i); in genl_register_family()
446 idr_remove(&genl_fam_idr, family->id); in genl_register_family()
454 * genl_unregister_family - unregister generic netlink family
455 * @family: generic netlink family
457 * Unregisters the specified family.
461 int genl_unregister_family(const struct genl_family *family) in genl_unregister_family() argument
465 if (!genl_family_find_byid(family->id)) { in genl_unregister_family()
470 genl_unregister_mc_groups(family); in genl_unregister_family()
472 idr_remove(&genl_fam_idr, family->id); in genl_unregister_family()
479 genl_ctrl_event(CTRL_CMD_DELFAMILY, family, NULL, 0); in genl_unregister_family()
490 * @family: generic netlink family
497 const struct genl_family *family, int flags, u8 cmd) in genlmsg_put() argument
502 nlh = nlmsg_put(skb, portid, seq, family->id, GENL_HDRLEN + in genlmsg_put()
503 family->hdrsize, flags); in genlmsg_put()
509 hdr->version = family->version; in genlmsg_put()
527 genl_family_rcv_msg_attrs_parse(const struct genl_family *family, in genl_family_rcv_msg_attrs_parse() argument
563 const struct genl_family *family; member
584 attrs = genl_family_rcv_msg_attrs_parse(ctx->family, ctx->nlh, ctx->extack, in genl_start()
596 info->family = ctx->family; in genl_start()
602 if (!ctx->family->parallel_ops) in genl_start()
605 if (!ctx->family->parallel_ops) in genl_start()
657 static int genl_family_rcv_msg_dumpit(const struct genl_family *family, in genl_family_rcv_msg_dumpit() argument
670 ctx.family = family; in genl_family_rcv_msg_dumpit()
676 if (!family->parallel_ops) { in genl_family_rcv_msg_dumpit()
678 .module = family->module, in genl_family_rcv_msg_dumpit()
690 .module = family->module, in genl_family_rcv_msg_dumpit()
703 static int genl_family_rcv_msg_doit(const struct genl_family *family, in genl_family_rcv_msg_doit() argument
717 attrbuf = genl_family_rcv_msg_attrs_parse(family, nlh, extack, in genl_family_rcv_msg_doit()
733 if (family->pre_doit) { in genl_family_rcv_msg_doit()
734 err = family->pre_doit(ops, skb, &info); in genl_family_rcv_msg_doit()
741 if (family->post_doit) in genl_family_rcv_msg_doit()
742 family->post_doit(ops, skb, &info); in genl_family_rcv_msg_doit()
750 static int genl_family_rcv_msg(const struct genl_family *family, in genl_family_rcv_msg() argument
760 /* this family doesn't exist in this netns */ in genl_family_rcv_msg()
761 if (!family->netnsok && !net_eq(net, &init_net)) in genl_family_rcv_msg()
764 hdrlen = GENL_HDRLEN + family->hdrsize; in genl_family_rcv_msg()
768 if (genl_get_cmd(hdr->cmd, family, &op)) in genl_family_rcv_msg()
780 return genl_family_rcv_msg_dumpit(family, skb, nlh, extack, in genl_family_rcv_msg()
783 return genl_family_rcv_msg_doit(family, skb, nlh, extack, in genl_family_rcv_msg()
790 const struct genl_family *family; in genl_rcv_msg() local
793 family = genl_family_find_byid(nlh->nlmsg_type); in genl_rcv_msg()
794 if (family == NULL) in genl_rcv_msg()
797 if (!family->parallel_ops) in genl_rcv_msg()
800 err = genl_family_rcv_msg(family, skb, nlh, extack); in genl_rcv_msg()
802 if (!family->parallel_ops) in genl_rcv_msg()
821 static int ctrl_fill_info(const struct genl_family *family, u32 portid, u32 seq, in ctrl_fill_info() argument
830 if (nla_put_string(skb, CTRL_ATTR_FAMILY_NAME, family->name) || in ctrl_fill_info()
831 nla_put_u16(skb, CTRL_ATTR_FAMILY_ID, family->id) || in ctrl_fill_info()
832 nla_put_u32(skb, CTRL_ATTR_VERSION, family->version) || in ctrl_fill_info()
833 nla_put_u32(skb, CTRL_ATTR_HDRSIZE, family->hdrsize) || in ctrl_fill_info()
834 nla_put_u32(skb, CTRL_ATTR_MAXATTR, family->maxattr)) in ctrl_fill_info()
837 if (genl_get_cmd_cnt(family)) { in ctrl_fill_info()
845 for (i = 0; i < genl_get_cmd_cnt(family); i++) { in ctrl_fill_info()
850 genl_get_cmd_by_index(i, family, &op); in ctrl_fill_info()
873 if (family->n_mcgrps) { in ctrl_fill_info()
881 for (i = 0; i < family->n_mcgrps; i++) { in ctrl_fill_info()
885 grp = &family->mcgrps[i]; in ctrl_fill_info()
892 family->mcgrp_offset + i) || in ctrl_fill_info()
910 static int ctrl_fill_mcgrp_info(const struct genl_family *family, in ctrl_fill_mcgrp_info() argument
923 if (nla_put_string(skb, CTRL_ATTR_FAMILY_NAME, family->name) || in ctrl_fill_mcgrp_info()
924 nla_put_u16(skb, CTRL_ATTR_FAMILY_ID, family->id)) in ctrl_fill_mcgrp_info()
978 static struct sk_buff *ctrl_build_family_msg(const struct genl_family *family, in ctrl_build_family_msg() argument
988 err = ctrl_fill_info(family, portid, seq, 0, skb, cmd); in ctrl_build_family_msg()
998 ctrl_build_mcgrp_msg(const struct genl_family *family, in ctrl_build_mcgrp_msg() argument
1009 err = ctrl_fill_mcgrp_info(family, grp, grp_id, portid, in ctrl_build_mcgrp_msg()
1046 request_module("net-pf-%d-proto-%d-family-%s", in ctrl_getfamily()
1060 /* family doesn't exist here */ in ctrl_getfamily()
1072 static int genl_ctrl_event(int event, const struct genl_family *family, in genl_ctrl_event() argument
1086 msg = ctrl_build_family_msg(family, 0, 0, event); in genl_ctrl_event()
1091 msg = ctrl_build_mcgrp_msg(family, grp, grp_id, 0, 0, event); in genl_ctrl_event()
1100 if (!family->netnsok) { in genl_ctrl_event()
1450 int genlmsg_multicast_allns(const struct genl_family *family, in genlmsg_multicast_allns() argument
1454 if (WARN_ON_ONCE(group >= family->n_mcgrps)) in genlmsg_multicast_allns()
1456 group = family->mcgrp_offset + group; in genlmsg_multicast_allns()
1461 void genl_notify(const struct genl_family *family, struct sk_buff *skb, in genl_notify() argument
1471 if (WARN_ON_ONCE(group >= family->n_mcgrps)) in genl_notify()
1473 group = family->mcgrp_offset + group; in genl_notify()