Lines Matching refs:family
87 static int genl_ctrl_event(int event, const struct genl_family *family,
92 genl_op_fill_in_reject_policy(const struct genl_family *family, in genl_op_fill_in_reject_policy() argument
97 if (op->policy || op->cmd < family->resv_start_op) in genl_op_fill_in_reject_policy()
105 genl_op_fill_in_reject_policy_split(const struct genl_family *family, in genl_op_fill_in_reject_policy_split() argument
122 const struct genl_family *family; in genl_family_find_byname() local
125 idr_for_each_entry(&genl_fam_idr, family, id) in genl_family_find_byname()
126 if (strcmp(family->name, name) == 0) in genl_family_find_byname()
127 return family; in genl_family_find_byname()
133 const struct genl_family *family; member
142 static void genl_op_from_full(const struct genl_family *family, in genl_op_from_full() argument
145 *op = family->ops[i]; in genl_op_from_full()
148 op->maxattr = family->maxattr; in genl_op_from_full()
150 op->policy = family->policy; in genl_op_from_full()
152 genl_op_fill_in_reject_policy(family, op); in genl_op_from_full()
155 static int genl_get_cmd_full(u32 cmd, const struct genl_family *family, in genl_get_cmd_full() argument
160 for (i = 0; i < family->n_ops; i++) in genl_get_cmd_full()
161 if (family->ops[i].cmd == cmd) { in genl_get_cmd_full()
162 genl_op_from_full(family, i, op); in genl_get_cmd_full()
169 static void genl_op_from_small(const struct genl_family *family, in genl_op_from_small() argument
173 op->doit = family->small_ops[i].doit; in genl_op_from_small()
174 op->dumpit = family->small_ops[i].dumpit; in genl_op_from_small()
175 op->cmd = family->small_ops[i].cmd; in genl_op_from_small()
176 op->internal_flags = family->small_ops[i].internal_flags; in genl_op_from_small()
177 op->flags = family->small_ops[i].flags; in genl_op_from_small()
178 op->validate = family->small_ops[i].validate; in genl_op_from_small()
180 op->maxattr = family->maxattr; in genl_op_from_small()
181 op->policy = family->policy; in genl_op_from_small()
183 genl_op_fill_in_reject_policy(family, op); in genl_op_from_small()
186 static int genl_get_cmd_small(u32 cmd, const struct genl_family *family, in genl_get_cmd_small() argument
191 for (i = 0; i < family->n_small_ops; i++) in genl_get_cmd_small()
192 if (family->small_ops[i].cmd == cmd) { in genl_get_cmd_small()
193 genl_op_from_small(family, i, op); in genl_get_cmd_small()
202 const struct genl_family *family = iter->family; in genl_op_from_split() local
205 i = iter->entry_idx - family->n_ops - family->n_small_ops; in genl_op_from_split()
207 if (family->split_ops[i + cnt].flags & GENL_CMD_CAP_DO) { in genl_op_from_split()
208 iter->doit = family->split_ops[i + cnt]; in genl_op_from_split()
209 genl_op_fill_in_reject_policy_split(family, &iter->doit); in genl_op_from_split()
215 if (i + cnt < family->n_split_ops && in genl_op_from_split()
216 family->split_ops[i + cnt].flags & GENL_CMD_CAP_DUMP) { in genl_op_from_split()
217 iter->dumpit = family->split_ops[i + cnt]; in genl_op_from_split()
218 genl_op_fill_in_reject_policy_split(family, &iter->dumpit); in genl_op_from_split()
229 genl_get_cmd_split(u32 cmd, u8 flag, const struct genl_family *family, in genl_get_cmd_split() argument
234 for (i = 0; i < family->n_split_ops; i++) in genl_get_cmd_split()
235 if (family->split_ops[i].cmd == cmd && in genl_get_cmd_split()
236 family->split_ops[i].flags & flag) { in genl_get_cmd_split()
237 *op = family->split_ops[i]; in genl_get_cmd_split()
246 const struct genl_family *family, in genl_cmd_full_to_split() argument
260 op->pre_doit = family->pre_doit; in genl_cmd_full_to_split()
262 op->post_doit = family->post_doit; in genl_cmd_full_to_split()
287 genl_get_cmd(u32 cmd, u8 flags, const struct genl_family *family, in genl_get_cmd() argument
293 err = genl_get_cmd_full(cmd, family, &full); in genl_get_cmd()
295 err = genl_get_cmd_small(cmd, family, &full); in genl_get_cmd()
298 return genl_cmd_full_to_split(op, family, &full, flags); in genl_get_cmd()
300 err = genl_get_cmd_split(cmd, flags, family, op); in genl_get_cmd()
310 genl_get_cmd_both(u32 cmd, const struct genl_family *family, in genl_get_cmd_both() argument
315 err1 = genl_get_cmd(cmd, GENL_CMD_CAP_DO, family, doit); in genl_get_cmd_both()
316 err2 = genl_get_cmd(cmd, GENL_CMD_CAP_DUMP, family, dumpit); in genl_get_cmd_both()
322 genl_op_iter_init(const struct genl_family *family, struct genl_op_iter *iter) in genl_op_iter_init() argument
324 iter->family = family; in genl_op_iter_init()
330 return iter->family->n_ops + in genl_op_iter_init()
331 iter->family->n_small_ops + in genl_op_iter_init()
332 iter->family->n_split_ops; in genl_op_iter_init()
337 const struct genl_family *family = iter->family; in genl_op_iter_next() local
341 if (iter->entry_idx < family->n_ops) { in genl_op_iter_next()
342 genl_op_from_full(family, iter->entry_idx, &op); in genl_op_iter_next()
343 } else if (iter->entry_idx < family->n_ops + family->n_small_ops) { in genl_op_iter_next()
344 genl_op_from_small(family, iter->entry_idx - family->n_ops, in genl_op_iter_next()
347 family->n_ops + family->n_small_ops + family->n_split_ops) { in genl_op_iter_next()
360 genl_cmd_full_to_split(&iter->doit, family, in genl_op_iter_next()
362 genl_cmd_full_to_split(&iter->dumpit, family, in genl_op_iter_next()
445 static int genl_validate_assign_mc_groups(struct genl_family *family) in genl_validate_assign_mc_groups() argument
448 int n_groups = family->n_mcgrps; in genl_validate_assign_mc_groups()
456 const struct genl_multicast_group *grp = &family->mcgrps[i]; in genl_validate_assign_mc_groups()
465 if (family == &genl_ctrl) { in genl_validate_assign_mc_groups()
468 } else if (strcmp(family->name, "NET_DM") == 0) { in genl_validate_assign_mc_groups()
471 } else if (family->id == GENL_ID_VFS_DQUOT) { in genl_validate_assign_mc_groups()
474 } else if (family->id == GENL_ID_PMCRAID) { in genl_validate_assign_mc_groups()
484 family->mcgrp_offset = first_id; in genl_validate_assign_mc_groups()
490 if (family->netnsok) { in genl_validate_assign_mc_groups()
516 for (i = 0; i < family->n_mcgrps; i++) in genl_validate_assign_mc_groups()
517 clear_bit(family->mcgrp_offset + i, mc_groups); in genl_validate_assign_mc_groups()
523 static void genl_unregister_mc_groups(const struct genl_family *family) in genl_unregister_mc_groups() argument
531 for (i = 0; i < family->n_mcgrps; i++) in genl_unregister_mc_groups()
533 net->genl_sock, family->mcgrp_offset + i); in genl_unregister_mc_groups()
538 for (i = 0; i < family->n_mcgrps; i++) { in genl_unregister_mc_groups()
539 int grp_id = family->mcgrp_offset + i; in genl_unregister_mc_groups()
543 genl_ctrl_event(CTRL_CMD_DELMCAST_GRP, family, in genl_unregister_mc_groups()
544 &family->mcgrps[i], grp_id); in genl_unregister_mc_groups()
556 static int genl_validate_ops(const struct genl_family *family) in genl_validate_ops() argument
561 if (WARN_ON(family->n_ops && !family->ops) || in genl_validate_ops()
562 WARN_ON(family->n_small_ops && !family->small_ops) || in genl_validate_ops()
563 WARN_ON(family->n_split_ops && !family->split_ops)) in genl_validate_ops()
566 for (genl_op_iter_init(family, &i); genl_op_iter_next(&i); ) { in genl_validate_ops()
570 if (WARN_ON(i.cmd >= family->resv_start_op && in genl_validate_ops()
581 if (family->n_split_ops) { in genl_validate_ops()
582 if (genl_split_op_check(&family->split_ops[0])) in genl_validate_ops()
586 for (s = 1; s < family->n_split_ops; s++) { in genl_validate_ops()
589 a = &family->split_ops[s - 1]; in genl_validate_ops()
590 b = &family->split_ops[s]; in genl_validate_ops()
629 int genl_register_family(struct genl_family *family) in genl_register_family() argument
634 err = genl_validate_ops(family); in genl_register_family()
640 if (genl_family_find_byname(family->name)) { in genl_register_family()
652 if (family == &genl_ctrl) { in genl_register_family()
655 } else if (strcmp(family->name, "pmcraid") == 0) { in genl_register_family()
657 } else if (strcmp(family->name, "VFS_DQUOT") == 0) { in genl_register_family()
661 family->id = idr_alloc_cyclic(&genl_fam_idr, family, in genl_register_family()
663 if (family->id < 0) { in genl_register_family()
664 err = family->id; in genl_register_family()
668 err = genl_validate_assign_mc_groups(family); in genl_register_family()
675 genl_ctrl_event(CTRL_CMD_NEWFAMILY, family, NULL, 0); in genl_register_family()
676 for (i = 0; i < family->n_mcgrps; i++) in genl_register_family()
677 genl_ctrl_event(CTRL_CMD_NEWMCAST_GRP, family, in genl_register_family()
678 &family->mcgrps[i], family->mcgrp_offset + i); in genl_register_family()
683 idr_remove(&genl_fam_idr, family->id); in genl_register_family()
698 int genl_unregister_family(const struct genl_family *family) in genl_unregister_family() argument
702 if (!genl_family_find_byid(family->id)) { in genl_unregister_family()
707 genl_unregister_mc_groups(family); in genl_unregister_family()
709 idr_remove(&genl_fam_idr, family->id); in genl_unregister_family()
716 genl_ctrl_event(CTRL_CMD_DELFAMILY, family, NULL, 0); in genl_unregister_family()
734 const struct genl_family *family, int flags, u8 cmd) in genlmsg_put() argument
739 nlh = nlmsg_put(skb, portid, seq, family->id, GENL_HDRLEN + in genlmsg_put()
740 family->hdrsize, flags); in genlmsg_put()
746 hdr->version = family->version; in genlmsg_put()
764 genl_family_rcv_msg_attrs_parse(const struct genl_family *family, in genl_family_rcv_msg_attrs_parse() argument
800 const struct genl_family *family; member
820 attrs = genl_family_rcv_msg_attrs_parse(ctx->family, ctx->nlh, ctx->extack, in genl_start()
831 info->family = ctx->family; in genl_start()
837 if (!ctx->family->parallel_ops) in genl_start()
840 if (!ctx->family->parallel_ops) in genl_start()
892 static int genl_family_rcv_msg_dumpit(const struct genl_family *family, in genl_family_rcv_msg_dumpit() argument
902 ctx.family = family; in genl_family_rcv_msg_dumpit()
908 if (!family->parallel_ops) { in genl_family_rcv_msg_dumpit()
910 .module = family->module, in genl_family_rcv_msg_dumpit()
922 .module = family->module, in genl_family_rcv_msg_dumpit()
935 static int genl_family_rcv_msg_doit(const struct genl_family *family, in genl_family_rcv_msg_doit() argument
946 attrbuf = genl_family_rcv_msg_attrs_parse(family, nlh, extack, in genl_family_rcv_msg_doit()
979 static int genl_header_check(const struct genl_family *family, in genl_header_check() argument
986 if (hdr->cmd < family->resv_start_op) in genl_header_check()
1009 static int genl_family_rcv_msg(const struct genl_family *family, in genl_family_rcv_msg() argument
1021 if (!family->netnsok && !net_eq(net, &init_net)) in genl_family_rcv_msg()
1024 hdrlen = GENL_HDRLEN + family->hdrsize; in genl_family_rcv_msg()
1028 if (genl_header_check(family, nlh, hdr, extack)) in genl_family_rcv_msg()
1033 if (genl_get_cmd(hdr->cmd, flags, family, &op)) in genl_family_rcv_msg()
1045 return genl_family_rcv_msg_dumpit(family, skb, nlh, extack, in genl_family_rcv_msg()
1048 return genl_family_rcv_msg_doit(family, skb, nlh, extack, in genl_family_rcv_msg()
1055 const struct genl_family *family; in genl_rcv_msg() local
1058 family = genl_family_find_byid(nlh->nlmsg_type); in genl_rcv_msg()
1059 if (family == NULL) in genl_rcv_msg()
1062 if (!family->parallel_ops) in genl_rcv_msg()
1065 err = genl_family_rcv_msg(family, skb, nlh, extack); in genl_rcv_msg()
1067 if (!family->parallel_ops) in genl_rcv_msg()
1086 static int ctrl_fill_info(const struct genl_family *family, u32 portid, u32 seq, in ctrl_fill_info() argument
1096 if (nla_put_string(skb, CTRL_ATTR_FAMILY_NAME, family->name) || in ctrl_fill_info()
1097 nla_put_u16(skb, CTRL_ATTR_FAMILY_ID, family->id) || in ctrl_fill_info()
1098 nla_put_u32(skb, CTRL_ATTR_VERSION, family->version) || in ctrl_fill_info()
1099 nla_put_u32(skb, CTRL_ATTR_HDRSIZE, family->hdrsize) || in ctrl_fill_info()
1100 nla_put_u32(skb, CTRL_ATTR_MAXATTR, family->maxattr)) in ctrl_fill_info()
1103 if (genl_op_iter_init(family, &i)) { in ctrl_fill_info()
1132 if (family->n_mcgrps) { in ctrl_fill_info()
1140 for (i = 0; i < family->n_mcgrps; i++) { in ctrl_fill_info()
1144 grp = &family->mcgrps[i]; in ctrl_fill_info()
1151 family->mcgrp_offset + i) || in ctrl_fill_info()
1169 static int ctrl_fill_mcgrp_info(const struct genl_family *family, in ctrl_fill_mcgrp_info() argument
1182 if (nla_put_string(skb, CTRL_ATTR_FAMILY_NAME, family->name) || in ctrl_fill_mcgrp_info()
1183 nla_put_u16(skb, CTRL_ATTR_FAMILY_ID, family->id)) in ctrl_fill_mcgrp_info()
1237 static struct sk_buff *ctrl_build_family_msg(const struct genl_family *family, in ctrl_build_family_msg() argument
1247 err = ctrl_fill_info(family, portid, seq, 0, skb, cmd); in ctrl_build_family_msg()
1257 ctrl_build_mcgrp_msg(const struct genl_family *family, in ctrl_build_mcgrp_msg() argument
1268 err = ctrl_fill_mcgrp_info(family, grp, grp_id, portid, in ctrl_build_mcgrp_msg()
1331 static int genl_ctrl_event(int event, const struct genl_family *family, in genl_ctrl_event() argument
1345 msg = ctrl_build_family_msg(family, 0, 0, event); in genl_ctrl_event()
1350 msg = ctrl_build_mcgrp_msg(family, grp, grp_id, 0, 0, event); in genl_ctrl_event()
1359 if (!family->netnsok) { in genl_ctrl_event()
1673 const struct genl_family *family; in genl_bind() local
1679 idr_for_each_entry(&genl_fam_idr, family, id) { in genl_bind()
1683 if (family->n_mcgrps == 0) in genl_bind()
1686 i = group - family->mcgrp_offset; in genl_bind()
1687 if (i < 0 || i >= family->n_mcgrps) in genl_bind()
1690 grp = &family->mcgrps[i]; in genl_bind()
1790 int genlmsg_multicast_allns(const struct genl_family *family, in genlmsg_multicast_allns() argument
1794 if (WARN_ON_ONCE(group >= family->n_mcgrps)) in genlmsg_multicast_allns()
1797 group = family->mcgrp_offset + group; in genlmsg_multicast_allns()
1802 void genl_notify(const struct genl_family *family, struct sk_buff *skb, in genl_notify() argument
1808 if (WARN_ON_ONCE(group >= family->n_mcgrps)) in genl_notify()
1811 group = family->mcgrp_offset + group; in genl_notify()