Lines Matching refs:family
81 static int genl_ctrl_event(int event, const struct genl_family *family,
92 const struct genl_family *family; in genl_family_find_byname() local
95 idr_for_each_entry(&genl_fam_idr, family, id) in genl_family_find_byname()
96 if (strcmp(family->name, name) == 0) in genl_family_find_byname()
97 return family; in genl_family_find_byname()
102 static int genl_get_cmd_cnt(const struct genl_family *family) in genl_get_cmd_cnt() argument
104 return family->n_ops + family->n_small_ops; in genl_get_cmd_cnt()
107 static void genl_op_from_full(const struct genl_family *family, in genl_op_from_full() argument
110 *op = family->ops[i]; in genl_op_from_full()
113 op->maxattr = family->maxattr; in genl_op_from_full()
115 op->policy = family->policy; in genl_op_from_full()
118 static int genl_get_cmd_full(u32 cmd, const struct genl_family *family, in genl_get_cmd_full() argument
123 for (i = 0; i < family->n_ops; i++) in genl_get_cmd_full()
124 if (family->ops[i].cmd == cmd) { in genl_get_cmd_full()
125 genl_op_from_full(family, i, op); in genl_get_cmd_full()
132 static void genl_op_from_small(const struct genl_family *family, in genl_op_from_small() argument
136 op->doit = family->small_ops[i].doit; in genl_op_from_small()
137 op->dumpit = family->small_ops[i].dumpit; in genl_op_from_small()
138 op->cmd = family->small_ops[i].cmd; in genl_op_from_small()
139 op->internal_flags = family->small_ops[i].internal_flags; in genl_op_from_small()
140 op->flags = family->small_ops[i].flags; in genl_op_from_small()
141 op->validate = family->small_ops[i].validate; in genl_op_from_small()
143 op->maxattr = family->maxattr; in genl_op_from_small()
144 op->policy = family->policy; in genl_op_from_small()
147 static int genl_get_cmd_small(u32 cmd, const struct genl_family *family, in genl_get_cmd_small() argument
152 for (i = 0; i < family->n_small_ops; i++) in genl_get_cmd_small()
153 if (family->small_ops[i].cmd == cmd) { in genl_get_cmd_small()
154 genl_op_from_small(family, i, op); in genl_get_cmd_small()
161 static int genl_get_cmd(u32 cmd, const struct genl_family *family, in genl_get_cmd() argument
164 if (!genl_get_cmd_full(cmd, family, op)) in genl_get_cmd()
166 return genl_get_cmd_small(cmd, family, op); in genl_get_cmd()
170 const struct genl_family *family, in genl_get_cmd_by_index() argument
173 if (i < family->n_ops) in genl_get_cmd_by_index()
174 genl_op_from_full(family, i, op); in genl_get_cmd_by_index()
175 else if (i < family->n_ops + family->n_small_ops) in genl_get_cmd_by_index()
176 genl_op_from_small(family, i - family->n_ops, op); in genl_get_cmd_by_index()
243 static int genl_validate_assign_mc_groups(struct genl_family *family) in genl_validate_assign_mc_groups() argument
246 int n_groups = family->n_mcgrps; in genl_validate_assign_mc_groups()
254 const struct genl_multicast_group *grp = &family->mcgrps[i]; in genl_validate_assign_mc_groups()
263 if (family == &genl_ctrl) { in genl_validate_assign_mc_groups()
266 } else if (strcmp(family->name, "NET_DM") == 0) { in genl_validate_assign_mc_groups()
269 } else if (family->id == GENL_ID_VFS_DQUOT) { in genl_validate_assign_mc_groups()
272 } else if (family->id == GENL_ID_PMCRAID) { in genl_validate_assign_mc_groups()
282 family->mcgrp_offset = first_id; in genl_validate_assign_mc_groups()
288 if (family->netnsok) { in genl_validate_assign_mc_groups()
314 for (i = 0; i < family->n_mcgrps; i++) in genl_validate_assign_mc_groups()
315 clear_bit(family->mcgrp_offset + i, mc_groups); in genl_validate_assign_mc_groups()
321 static void genl_unregister_mc_groups(const struct genl_family *family) in genl_unregister_mc_groups() argument
329 for (i = 0; i < family->n_mcgrps; i++) in genl_unregister_mc_groups()
331 net->genl_sock, family->mcgrp_offset + i); in genl_unregister_mc_groups()
336 for (i = 0; i < family->n_mcgrps; i++) { in genl_unregister_mc_groups()
337 int grp_id = family->mcgrp_offset + i; in genl_unregister_mc_groups()
341 genl_ctrl_event(CTRL_CMD_DELMCAST_GRP, family, in genl_unregister_mc_groups()
342 &family->mcgrps[i], grp_id); in genl_unregister_mc_groups()
346 static int genl_validate_ops(const struct genl_family *family) in genl_validate_ops() argument
350 if (WARN_ON(family->n_ops && !family->ops) || in genl_validate_ops()
351 WARN_ON(family->n_small_ops && !family->small_ops)) in genl_validate_ops()
354 for (i = 0; i < genl_get_cmd_cnt(family); i++) { in genl_validate_ops()
357 genl_get_cmd_by_index(i, family, &op); in genl_validate_ops()
360 for (j = i + 1; j < genl_get_cmd_cnt(family); j++) { in genl_validate_ops()
363 genl_get_cmd_by_index(j, family, &op2); in genl_validate_ops()
384 int genl_register_family(struct genl_family *family) in genl_register_family() argument
389 err = genl_validate_ops(family); in genl_register_family()
395 if (genl_family_find_byname(family->name)) { in genl_register_family()
407 if (family == &genl_ctrl) { in genl_register_family()
410 } else if (strcmp(family->name, "pmcraid") == 0) { in genl_register_family()
412 } else if (strcmp(family->name, "VFS_DQUOT") == 0) { in genl_register_family()
416 family->id = idr_alloc_cyclic(&genl_fam_idr, family, in genl_register_family()
418 if (family->id < 0) { in genl_register_family()
419 err = family->id; in genl_register_family()
423 err = genl_validate_assign_mc_groups(family); in genl_register_family()
430 genl_ctrl_event(CTRL_CMD_NEWFAMILY, family, NULL, 0); in genl_register_family()
431 for (i = 0; i < family->n_mcgrps; i++) in genl_register_family()
432 genl_ctrl_event(CTRL_CMD_NEWMCAST_GRP, family, in genl_register_family()
433 &family->mcgrps[i], family->mcgrp_offset + i); in genl_register_family()
438 idr_remove(&genl_fam_idr, family->id); in genl_register_family()
453 int genl_unregister_family(const struct genl_family *family) in genl_unregister_family() argument
457 if (!genl_family_find_byid(family->id)) { in genl_unregister_family()
462 genl_unregister_mc_groups(family); in genl_unregister_family()
464 idr_remove(&genl_fam_idr, family->id); in genl_unregister_family()
471 genl_ctrl_event(CTRL_CMD_DELFAMILY, family, NULL, 0); in genl_unregister_family()
489 const struct genl_family *family, int flags, u8 cmd) in genlmsg_put() argument
494 nlh = nlmsg_put(skb, portid, seq, family->id, GENL_HDRLEN + in genlmsg_put()
495 family->hdrsize, flags); in genlmsg_put()
501 hdr->version = family->version; in genlmsg_put()
519 genl_family_rcv_msg_attrs_parse(const struct genl_family *family, in genl_family_rcv_msg_attrs_parse() argument
555 const struct genl_family *family; member
576 attrs = genl_family_rcv_msg_attrs_parse(ctx->family, ctx->nlh, ctx->extack, in genl_start()
588 info->family = ctx->family; in genl_start()
594 if (!ctx->family->parallel_ops) in genl_start()
597 if (!ctx->family->parallel_ops) in genl_start()
649 static int genl_family_rcv_msg_dumpit(const struct genl_family *family, in genl_family_rcv_msg_dumpit() argument
662 ctx.family = family; in genl_family_rcv_msg_dumpit()
668 if (!family->parallel_ops) { in genl_family_rcv_msg_dumpit()
670 .module = family->module, in genl_family_rcv_msg_dumpit()
682 .module = family->module, in genl_family_rcv_msg_dumpit()
695 static int genl_family_rcv_msg_doit(const struct genl_family *family, in genl_family_rcv_msg_doit() argument
709 attrbuf = genl_family_rcv_msg_attrs_parse(family, nlh, extack, in genl_family_rcv_msg_doit()
725 if (family->pre_doit) { in genl_family_rcv_msg_doit()
726 err = family->pre_doit(ops, skb, &info); in genl_family_rcv_msg_doit()
733 if (family->post_doit) in genl_family_rcv_msg_doit()
734 family->post_doit(ops, skb, &info); in genl_family_rcv_msg_doit()
742 static int genl_family_rcv_msg(const struct genl_family *family, in genl_family_rcv_msg() argument
753 if (!family->netnsok && !net_eq(net, &init_net)) in genl_family_rcv_msg()
756 hdrlen = GENL_HDRLEN + family->hdrsize; in genl_family_rcv_msg()
760 if (genl_get_cmd(hdr->cmd, family, &op)) in genl_family_rcv_msg()
772 return genl_family_rcv_msg_dumpit(family, skb, nlh, extack, in genl_family_rcv_msg()
775 return genl_family_rcv_msg_doit(family, skb, nlh, extack, in genl_family_rcv_msg()
782 const struct genl_family *family; in genl_rcv_msg() local
785 family = genl_family_find_byid(nlh->nlmsg_type); in genl_rcv_msg()
786 if (family == NULL) in genl_rcv_msg()
789 if (!family->parallel_ops) in genl_rcv_msg()
792 err = genl_family_rcv_msg(family, skb, nlh, extack); in genl_rcv_msg()
794 if (!family->parallel_ops) in genl_rcv_msg()
813 static int ctrl_fill_info(const struct genl_family *family, u32 portid, u32 seq, in ctrl_fill_info() argument
822 if (nla_put_string(skb, CTRL_ATTR_FAMILY_NAME, family->name) || in ctrl_fill_info()
823 nla_put_u16(skb, CTRL_ATTR_FAMILY_ID, family->id) || in ctrl_fill_info()
824 nla_put_u32(skb, CTRL_ATTR_VERSION, family->version) || in ctrl_fill_info()
825 nla_put_u32(skb, CTRL_ATTR_HDRSIZE, family->hdrsize) || in ctrl_fill_info()
826 nla_put_u32(skb, CTRL_ATTR_MAXATTR, family->maxattr)) in ctrl_fill_info()
829 if (genl_get_cmd_cnt(family)) { in ctrl_fill_info()
837 for (i = 0; i < genl_get_cmd_cnt(family); i++) { in ctrl_fill_info()
842 genl_get_cmd_by_index(i, family, &op); in ctrl_fill_info()
865 if (family->n_mcgrps) { in ctrl_fill_info()
873 for (i = 0; i < family->n_mcgrps; i++) { in ctrl_fill_info()
877 grp = &family->mcgrps[i]; in ctrl_fill_info()
884 family->mcgrp_offset + i) || in ctrl_fill_info()
902 static int ctrl_fill_mcgrp_info(const struct genl_family *family, in ctrl_fill_mcgrp_info() argument
915 if (nla_put_string(skb, CTRL_ATTR_FAMILY_NAME, family->name) || in ctrl_fill_mcgrp_info()
916 nla_put_u16(skb, CTRL_ATTR_FAMILY_ID, family->id)) in ctrl_fill_mcgrp_info()
970 static struct sk_buff *ctrl_build_family_msg(const struct genl_family *family, in ctrl_build_family_msg() argument
980 err = ctrl_fill_info(family, portid, seq, 0, skb, cmd); in ctrl_build_family_msg()
990 ctrl_build_mcgrp_msg(const struct genl_family *family, in ctrl_build_mcgrp_msg() argument
1001 err = ctrl_fill_mcgrp_info(family, grp, grp_id, portid, in ctrl_build_mcgrp_msg()
1064 static int genl_ctrl_event(int event, const struct genl_family *family, in genl_ctrl_event() argument
1078 msg = ctrl_build_family_msg(family, 0, 0, event); in genl_ctrl_event()
1083 msg = ctrl_build_mcgrp_msg(family, grp, grp_id, 0, 0, event); in genl_ctrl_event()
1092 if (!family->netnsok) { in genl_ctrl_event()
1361 const struct genl_family *family; in genl_bind() local
1367 idr_for_each_entry(&genl_fam_idr, family, id) { in genl_bind()
1371 if (family->n_mcgrps == 0) in genl_bind()
1374 i = group - family->mcgrp_offset; in genl_bind()
1375 if (i < 0 || i >= family->n_mcgrps) in genl_bind()
1378 grp = &family->mcgrps[i]; in genl_bind()
1478 int genlmsg_multicast_allns(const struct genl_family *family, in genlmsg_multicast_allns() argument
1482 if (WARN_ON_ONCE(group >= family->n_mcgrps)) in genlmsg_multicast_allns()
1485 group = family->mcgrp_offset + group; in genlmsg_multicast_allns()
1490 void genl_notify(const struct genl_family *family, struct sk_buff *skb, in genl_notify() argument
1496 if (WARN_ON_ONCE(group >= family->n_mcgrps)) in genl_notify()
1499 group = family->mcgrp_offset + group; in genl_notify()