2 * NetLabel Management Support
4 * This file defines the management functions for the NetLabel system. The
5 * NetLabel system manages static and dynamic label mappings for network
6 * protocols such as CIPSO and RIPSO.
8 * Author: Paul Moore <paul@paul-moore.com>
13 * (c) Copyright Hewlett-Packard Development Company, L.P., 2006, 2008
15 * This program is free software; you can redistribute it and/or modify
16 * it under the terms of the GNU General Public License as published by
17 * the Free Software Foundation; either version 2 of the License, or
18 * (at your option) any later version.
20 * This program is distributed in the hope that it will be useful,
21 * but WITHOUT ANY WARRANTY; without even the implied warranty of
22 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See
23 * the GNU General Public License for more details.
25 * You should have received a copy of the GNU General Public License
26 * along with this program; if not, see <http://www.gnu.org/licenses/>.
30 #include <linux/types.h>
31 #include <linux/socket.h>
32 #include <linux/string.h>
33 #include <linux/skbuff.h>
35 #include <linux/in6.h>
36 #include <linux/slab.h>
38 #include <net/netlink.h>
39 #include <net/genetlink.h>
42 #include <net/netlabel.h>
43 #include <net/cipso_ipv4.h>
44 #include <net/calipso.h>
45 #include <linux/atomic.h>
47 #include "netlabel_calipso.h"
48 #include "netlabel_domainhash.h"
49 #include "netlabel_user.h"
50 #include "netlabel_mgmt.h"
52 /* NetLabel configured protocol counter */
53 atomic_t netlabel_mgmt_protocount = ATOMIC_INIT(0);
55 /* Argument struct for netlbl_domhsh_walk() */
56 struct netlbl_domhsh_walk_arg {
57 struct netlink_callback *nl_cb;
62 /* NetLabel Generic NETLINK CIPSOv4 family */
63 static struct genl_family netlbl_mgmt_gnl_family = {
64 .id = GENL_ID_GENERATE,
66 .name = NETLBL_NLTYPE_MGMT_NAME,
67 .version = NETLBL_PROTO_VERSION,
68 .maxattr = NLBL_MGMT_A_MAX,
71 /* NetLabel Netlink attribute policy */
72 static const struct nla_policy netlbl_mgmt_genl_policy[NLBL_MGMT_A_MAX + 1] = {
73 [NLBL_MGMT_A_DOMAIN] = { .type = NLA_NUL_STRING },
74 [NLBL_MGMT_A_PROTOCOL] = { .type = NLA_U32 },
75 [NLBL_MGMT_A_VERSION] = { .type = NLA_U32 },
76 [NLBL_MGMT_A_CV4DOI] = { .type = NLA_U32 },
77 [NLBL_MGMT_A_FAMILY] = { .type = NLA_U16 },
78 [NLBL_MGMT_A_CLPDOI] = { .type = NLA_U32 },
86 * netlbl_mgmt_add - Handle an ADD message
87 * @info: the Generic NETLINK info block
88 * @audit_info: NetLabel audit information
91 * Helper function for the ADD and ADDDEF messages to add the domain mappings
92 * from the message to the hash table. See netlabel.h for a description of the
93 * message format. Returns zero on success, negative values on failure.
96 static int netlbl_mgmt_add_common(struct genl_info *info,
97 struct netlbl_audit *audit_info)
100 int ret_val = -EINVAL;
101 struct netlbl_domaddr_map *addrmap = NULL;
102 struct cipso_v4_doi *cipsov4 = NULL;
103 #if IS_ENABLED(CONFIG_IPV6)
104 struct calipso_doi *calipso = NULL;
107 struct netlbl_dom_map *entry = kzalloc(sizeof(*entry), GFP_KERNEL);
111 entry->def.type = nla_get_u32(info->attrs[NLBL_MGMT_A_PROTOCOL]);
112 if (info->attrs[NLBL_MGMT_A_DOMAIN]) {
113 size_t tmp_size = nla_len(info->attrs[NLBL_MGMT_A_DOMAIN]);
114 entry->domain = kmalloc(tmp_size, GFP_KERNEL);
115 if (entry->domain == NULL) {
119 nla_strlcpy(entry->domain,
120 info->attrs[NLBL_MGMT_A_DOMAIN], tmp_size);
123 /* NOTE: internally we allow/use a entry->def.type value of
124 * NETLBL_NLTYPE_ADDRSELECT but we don't currently allow users
125 * to pass that as a protocol value because we need to know the
128 switch (entry->def.type) {
129 case NETLBL_NLTYPE_UNLABELED:
130 if (info->attrs[NLBL_MGMT_A_FAMILY])
132 nla_get_u16(info->attrs[NLBL_MGMT_A_FAMILY]);
134 entry->family = AF_UNSPEC;
136 case NETLBL_NLTYPE_CIPSOV4:
137 if (!info->attrs[NLBL_MGMT_A_CV4DOI])
138 goto add_free_domain;
140 tmp_val = nla_get_u32(info->attrs[NLBL_MGMT_A_CV4DOI]);
141 cipsov4 = cipso_v4_doi_getdef(tmp_val);
143 goto add_free_domain;
144 entry->family = AF_INET;
145 entry->def.cipso = cipsov4;
147 #if IS_ENABLED(CONFIG_IPV6)
148 case NETLBL_NLTYPE_CALIPSO:
149 if (!info->attrs[NLBL_MGMT_A_CLPDOI])
150 goto add_free_domain;
152 tmp_val = nla_get_u32(info->attrs[NLBL_MGMT_A_CLPDOI]);
153 calipso = calipso_doi_getdef(tmp_val);
155 goto add_free_domain;
156 entry->family = AF_INET6;
157 entry->def.calipso = calipso;
161 goto add_free_domain;
164 if ((entry->family == AF_INET && info->attrs[NLBL_MGMT_A_IPV6ADDR]) ||
165 (entry->family == AF_INET6 && info->attrs[NLBL_MGMT_A_IPV4ADDR]))
166 goto add_doi_put_def;
168 if (info->attrs[NLBL_MGMT_A_IPV4ADDR]) {
169 struct in_addr *addr;
170 struct in_addr *mask;
171 struct netlbl_domaddr4_map *map;
173 addrmap = kzalloc(sizeof(*addrmap), GFP_KERNEL);
174 if (addrmap == NULL) {
176 goto add_doi_put_def;
178 INIT_LIST_HEAD(&addrmap->list4);
179 INIT_LIST_HEAD(&addrmap->list6);
181 if (nla_len(info->attrs[NLBL_MGMT_A_IPV4ADDR]) !=
182 sizeof(struct in_addr)) {
184 goto add_free_addrmap;
186 if (nla_len(info->attrs[NLBL_MGMT_A_IPV4MASK]) !=
187 sizeof(struct in_addr)) {
189 goto add_free_addrmap;
191 addr = nla_data(info->attrs[NLBL_MGMT_A_IPV4ADDR]);
192 mask = nla_data(info->attrs[NLBL_MGMT_A_IPV4MASK]);
194 map = kzalloc(sizeof(*map), GFP_KERNEL);
197 goto add_free_addrmap;
200 map->list.addr = addr->s_addr & mask->s_addr;
201 map->list.mask = mask->s_addr;
203 map->def.type = entry->def.type;
205 map->def.cipso = cipsov4;
207 ret_val = netlbl_af4list_add(&map->list, &addrmap->list4);
211 entry->family = AF_INET;
212 entry->def.type = NETLBL_NLTYPE_ADDRSELECT;
213 entry->def.addrsel = addrmap;
214 #if IS_ENABLED(CONFIG_IPV6)
215 } else if (info->attrs[NLBL_MGMT_A_IPV6ADDR]) {
216 struct in6_addr *addr;
217 struct in6_addr *mask;
218 struct netlbl_domaddr6_map *map;
220 addrmap = kzalloc(sizeof(*addrmap), GFP_KERNEL);
221 if (addrmap == NULL) {
223 goto add_doi_put_def;
225 INIT_LIST_HEAD(&addrmap->list4);
226 INIT_LIST_HEAD(&addrmap->list6);
228 if (nla_len(info->attrs[NLBL_MGMT_A_IPV6ADDR]) !=
229 sizeof(struct in6_addr)) {
231 goto add_free_addrmap;
233 if (nla_len(info->attrs[NLBL_MGMT_A_IPV6MASK]) !=
234 sizeof(struct in6_addr)) {
236 goto add_free_addrmap;
238 addr = nla_data(info->attrs[NLBL_MGMT_A_IPV6ADDR]);
239 mask = nla_data(info->attrs[NLBL_MGMT_A_IPV6MASK]);
241 map = kzalloc(sizeof(*map), GFP_KERNEL);
244 goto add_free_addrmap;
247 map->list.addr = *addr;
248 map->list.addr.s6_addr32[0] &= mask->s6_addr32[0];
249 map->list.addr.s6_addr32[1] &= mask->s6_addr32[1];
250 map->list.addr.s6_addr32[2] &= mask->s6_addr32[2];
251 map->list.addr.s6_addr32[3] &= mask->s6_addr32[3];
252 map->list.mask = *mask;
254 map->def.type = entry->def.type;
256 map->def.calipso = calipso;
258 ret_val = netlbl_af6list_add(&map->list, &addrmap->list6);
262 entry->family = AF_INET6;
263 entry->def.type = NETLBL_NLTYPE_ADDRSELECT;
264 entry->def.addrsel = addrmap;
268 ret_val = netlbl_domhsh_add(entry, audit_info);
279 cipso_v4_doi_putdef(cipsov4);
280 #if IS_ENABLED(CONFIG_IPV6)
281 calipso_doi_putdef(calipso);
284 kfree(entry->domain);
291 * netlbl_mgmt_listentry - List a NetLabel/LSM domain map entry
292 * @skb: the NETLINK buffer
293 * @entry: the map entry
296 * This function is a helper function used by the LISTALL and LISTDEF command
297 * handlers. The caller is responsible for ensuring that the RCU read lock
298 * is held. Returns zero on success, negative values on failure.
301 static int netlbl_mgmt_listentry(struct sk_buff *skb,
302 struct netlbl_dom_map *entry)
305 struct nlattr *nla_a;
306 struct nlattr *nla_b;
307 struct netlbl_af4list *iter4;
308 #if IS_ENABLED(CONFIG_IPV6)
309 struct netlbl_af6list *iter6;
312 if (entry->domain != NULL) {
313 ret_val = nla_put_string(skb,
314 NLBL_MGMT_A_DOMAIN, entry->domain);
319 ret_val = nla_put_u16(skb, NLBL_MGMT_A_FAMILY, entry->family);
323 switch (entry->def.type) {
324 case NETLBL_NLTYPE_ADDRSELECT:
325 nla_a = nla_nest_start(skb, NLBL_MGMT_A_SELECTORLIST);
329 netlbl_af4list_foreach_rcu(iter4, &entry->def.addrsel->list4) {
330 struct netlbl_domaddr4_map *map4;
331 struct in_addr addr_struct;
333 nla_b = nla_nest_start(skb, NLBL_MGMT_A_ADDRSELECTOR);
337 addr_struct.s_addr = iter4->addr;
338 ret_val = nla_put_in_addr(skb, NLBL_MGMT_A_IPV4ADDR,
342 addr_struct.s_addr = iter4->mask;
343 ret_val = nla_put_in_addr(skb, NLBL_MGMT_A_IPV4MASK,
347 map4 = netlbl_domhsh_addr4_entry(iter4);
348 ret_val = nla_put_u32(skb, NLBL_MGMT_A_PROTOCOL,
352 switch (map4->def.type) {
353 case NETLBL_NLTYPE_CIPSOV4:
354 ret_val = nla_put_u32(skb, NLBL_MGMT_A_CV4DOI,
355 map4->def.cipso->doi);
361 nla_nest_end(skb, nla_b);
363 #if IS_ENABLED(CONFIG_IPV6)
364 netlbl_af6list_foreach_rcu(iter6, &entry->def.addrsel->list6) {
365 struct netlbl_domaddr6_map *map6;
367 nla_b = nla_nest_start(skb, NLBL_MGMT_A_ADDRSELECTOR);
371 ret_val = nla_put_in6_addr(skb, NLBL_MGMT_A_IPV6ADDR,
375 ret_val = nla_put_in6_addr(skb, NLBL_MGMT_A_IPV6MASK,
379 map6 = netlbl_domhsh_addr6_entry(iter6);
380 ret_val = nla_put_u32(skb, NLBL_MGMT_A_PROTOCOL,
385 switch (map6->def.type) {
386 case NETLBL_NLTYPE_CALIPSO:
387 ret_val = nla_put_u32(skb, NLBL_MGMT_A_CLPDOI,
388 map6->def.calipso->doi);
394 nla_nest_end(skb, nla_b);
398 nla_nest_end(skb, nla_a);
400 case NETLBL_NLTYPE_UNLABELED:
401 ret_val = nla_put_u32(skb, NLBL_MGMT_A_PROTOCOL,
404 case NETLBL_NLTYPE_CIPSOV4:
405 ret_val = nla_put_u32(skb, NLBL_MGMT_A_PROTOCOL,
409 ret_val = nla_put_u32(skb, NLBL_MGMT_A_CV4DOI,
410 entry->def.cipso->doi);
412 case NETLBL_NLTYPE_CALIPSO:
413 ret_val = nla_put_u32(skb, NLBL_MGMT_A_PROTOCOL,
417 ret_val = nla_put_u32(skb, NLBL_MGMT_A_CLPDOI,
418 entry->def.calipso->doi);
426 * NetLabel Command Handlers
430 * netlbl_mgmt_add - Handle an ADD message
431 * @skb: the NETLINK buffer
432 * @info: the Generic NETLINK info block
435 * Process a user generated ADD message and add the domains from the message
436 * to the hash table. See netlabel.h for a description of the message format.
437 * Returns zero on success, negative values on failure.
440 static int netlbl_mgmt_add(struct sk_buff *skb, struct genl_info *info)
442 struct netlbl_audit audit_info;
444 if ((!info->attrs[NLBL_MGMT_A_DOMAIN]) ||
445 (!info->attrs[NLBL_MGMT_A_PROTOCOL]) ||
446 (info->attrs[NLBL_MGMT_A_IPV4ADDR] &&
447 info->attrs[NLBL_MGMT_A_IPV6ADDR]) ||
448 (info->attrs[NLBL_MGMT_A_IPV4MASK] &&
449 info->attrs[NLBL_MGMT_A_IPV6MASK]) ||
450 ((info->attrs[NLBL_MGMT_A_IPV4ADDR] != NULL) ^
451 (info->attrs[NLBL_MGMT_A_IPV4MASK] != NULL)) ||
452 ((info->attrs[NLBL_MGMT_A_IPV6ADDR] != NULL) ^
453 (info->attrs[NLBL_MGMT_A_IPV6MASK] != NULL)))
456 netlbl_netlink_auditinfo(skb, &audit_info);
458 return netlbl_mgmt_add_common(info, &audit_info);
462 * netlbl_mgmt_remove - Handle a REMOVE message
463 * @skb: the NETLINK buffer
464 * @info: the Generic NETLINK info block
467 * Process a user generated REMOVE message and remove the specified domain
468 * mappings. Returns zero on success, negative values on failure.
471 static int netlbl_mgmt_remove(struct sk_buff *skb, struct genl_info *info)
474 struct netlbl_audit audit_info;
476 if (!info->attrs[NLBL_MGMT_A_DOMAIN])
479 netlbl_netlink_auditinfo(skb, &audit_info);
481 domain = nla_data(info->attrs[NLBL_MGMT_A_DOMAIN]);
482 return netlbl_domhsh_remove(domain, AF_UNSPEC, &audit_info);
486 * netlbl_mgmt_listall_cb - netlbl_domhsh_walk() callback for LISTALL
487 * @entry: the domain mapping hash table entry
488 * @arg: the netlbl_domhsh_walk_arg structure
491 * This function is designed to be used as a callback to the
492 * netlbl_domhsh_walk() function for use in generating a response for a LISTALL
493 * message. Returns the size of the message on success, negative values on
497 static int netlbl_mgmt_listall_cb(struct netlbl_dom_map *entry, void *arg)
499 int ret_val = -ENOMEM;
500 struct netlbl_domhsh_walk_arg *cb_arg = arg;
503 data = genlmsg_put(cb_arg->skb, NETLINK_CB(cb_arg->nl_cb->skb).portid,
504 cb_arg->seq, &netlbl_mgmt_gnl_family,
505 NLM_F_MULTI, NLBL_MGMT_C_LISTALL);
507 goto listall_cb_failure;
509 ret_val = netlbl_mgmt_listentry(cb_arg->skb, entry);
511 goto listall_cb_failure;
514 genlmsg_end(cb_arg->skb, data);
518 genlmsg_cancel(cb_arg->skb, data);
523 * netlbl_mgmt_listall - Handle a LISTALL message
524 * @skb: the NETLINK buffer
525 * @cb: the NETLINK callback
528 * Process a user generated LISTALL message and dumps the domain hash table in
529 * a form suitable for use in a kernel generated LISTALL message. Returns zero
530 * on success, negative values on failure.
533 static int netlbl_mgmt_listall(struct sk_buff *skb,
534 struct netlink_callback *cb)
536 struct netlbl_domhsh_walk_arg cb_arg;
537 u32 skip_bkt = cb->args[0];
538 u32 skip_chain = cb->args[1];
542 cb_arg.seq = cb->nlh->nlmsg_seq;
544 netlbl_domhsh_walk(&skip_bkt,
546 netlbl_mgmt_listall_cb,
549 cb->args[0] = skip_bkt;
550 cb->args[1] = skip_chain;
555 * netlbl_mgmt_adddef - Handle an ADDDEF message
556 * @skb: the NETLINK buffer
557 * @info: the Generic NETLINK info block
560 * Process a user generated ADDDEF message and respond accordingly. Returns
561 * zero on success, negative values on failure.
564 static int netlbl_mgmt_adddef(struct sk_buff *skb, struct genl_info *info)
566 struct netlbl_audit audit_info;
568 if ((!info->attrs[NLBL_MGMT_A_PROTOCOL]) ||
569 (info->attrs[NLBL_MGMT_A_IPV4ADDR] &&
570 info->attrs[NLBL_MGMT_A_IPV6ADDR]) ||
571 (info->attrs[NLBL_MGMT_A_IPV4MASK] &&
572 info->attrs[NLBL_MGMT_A_IPV6MASK]) ||
573 ((info->attrs[NLBL_MGMT_A_IPV4ADDR] != NULL) ^
574 (info->attrs[NLBL_MGMT_A_IPV4MASK] != NULL)) ||
575 ((info->attrs[NLBL_MGMT_A_IPV6ADDR] != NULL) ^
576 (info->attrs[NLBL_MGMT_A_IPV6MASK] != NULL)))
579 netlbl_netlink_auditinfo(skb, &audit_info);
581 return netlbl_mgmt_add_common(info, &audit_info);
585 * netlbl_mgmt_removedef - Handle a REMOVEDEF message
586 * @skb: the NETLINK buffer
587 * @info: the Generic NETLINK info block
590 * Process a user generated REMOVEDEF message and remove the default domain
591 * mapping. Returns zero on success, negative values on failure.
594 static int netlbl_mgmt_removedef(struct sk_buff *skb, struct genl_info *info)
596 struct netlbl_audit audit_info;
598 netlbl_netlink_auditinfo(skb, &audit_info);
600 return netlbl_domhsh_remove_default(AF_UNSPEC, &audit_info);
604 * netlbl_mgmt_listdef - Handle a LISTDEF message
605 * @skb: the NETLINK buffer
606 * @info: the Generic NETLINK info block
609 * Process a user generated LISTDEF message and dumps the default domain
610 * mapping in a form suitable for use in a kernel generated LISTDEF message.
611 * Returns zero on success, negative values on failure.
614 static int netlbl_mgmt_listdef(struct sk_buff *skb, struct genl_info *info)
616 int ret_val = -ENOMEM;
617 struct sk_buff *ans_skb = NULL;
619 struct netlbl_dom_map *entry;
622 if (info->attrs[NLBL_MGMT_A_FAMILY])
623 family = nla_get_u16(info->attrs[NLBL_MGMT_A_FAMILY]);
627 ans_skb = nlmsg_new(NLMSG_DEFAULT_SIZE, GFP_KERNEL);
630 data = genlmsg_put_reply(ans_skb, info, &netlbl_mgmt_gnl_family,
631 0, NLBL_MGMT_C_LISTDEF);
633 goto listdef_failure;
636 entry = netlbl_domhsh_getentry(NULL, family);
639 goto listdef_failure_lock;
641 ret_val = netlbl_mgmt_listentry(ans_skb, entry);
644 goto listdef_failure;
646 genlmsg_end(ans_skb, data);
647 return genlmsg_reply(ans_skb, info);
649 listdef_failure_lock:
657 * netlbl_mgmt_protocols_cb - Write an individual PROTOCOL message response
658 * @skb: the skb to write to
659 * @cb: the NETLINK callback
660 * @protocol: the NetLabel protocol to use in the message
663 * This function is to be used in conjunction with netlbl_mgmt_protocols() to
664 * answer a application's PROTOCOLS message. Returns the size of the message
665 * on success, negative values on failure.
668 static int netlbl_mgmt_protocols_cb(struct sk_buff *skb,
669 struct netlink_callback *cb,
672 int ret_val = -ENOMEM;
675 data = genlmsg_put(skb, NETLINK_CB(cb->skb).portid, cb->nlh->nlmsg_seq,
676 &netlbl_mgmt_gnl_family, NLM_F_MULTI,
677 NLBL_MGMT_C_PROTOCOLS);
679 goto protocols_cb_failure;
681 ret_val = nla_put_u32(skb, NLBL_MGMT_A_PROTOCOL, protocol);
683 goto protocols_cb_failure;
685 genlmsg_end(skb, data);
688 protocols_cb_failure:
689 genlmsg_cancel(skb, data);
694 * netlbl_mgmt_protocols - Handle a PROTOCOLS message
695 * @skb: the NETLINK buffer
696 * @cb: the NETLINK callback
699 * Process a user generated PROTOCOLS message and respond accordingly.
702 static int netlbl_mgmt_protocols(struct sk_buff *skb,
703 struct netlink_callback *cb)
705 u32 protos_sent = cb->args[0];
707 if (protos_sent == 0) {
708 if (netlbl_mgmt_protocols_cb(skb,
710 NETLBL_NLTYPE_UNLABELED) < 0)
711 goto protocols_return;
714 if (protos_sent == 1) {
715 if (netlbl_mgmt_protocols_cb(skb,
717 NETLBL_NLTYPE_CIPSOV4) < 0)
718 goto protocols_return;
721 #if IS_ENABLED(CONFIG_IPV6)
722 if (protos_sent == 2) {
723 if (netlbl_mgmt_protocols_cb(skb,
725 NETLBL_NLTYPE_CALIPSO) < 0)
726 goto protocols_return;
732 cb->args[0] = protos_sent;
737 * netlbl_mgmt_version - Handle a VERSION message
738 * @skb: the NETLINK buffer
739 * @info: the Generic NETLINK info block
742 * Process a user generated VERSION message and respond accordingly. Returns
743 * zero on success, negative values on failure.
746 static int netlbl_mgmt_version(struct sk_buff *skb, struct genl_info *info)
748 int ret_val = -ENOMEM;
749 struct sk_buff *ans_skb = NULL;
752 ans_skb = nlmsg_new(NLMSG_DEFAULT_SIZE, GFP_KERNEL);
755 data = genlmsg_put_reply(ans_skb, info, &netlbl_mgmt_gnl_family,
756 0, NLBL_MGMT_C_VERSION);
758 goto version_failure;
760 ret_val = nla_put_u32(ans_skb,
762 NETLBL_PROTO_VERSION);
764 goto version_failure;
766 genlmsg_end(ans_skb, data);
767 return genlmsg_reply(ans_skb, info);
776 * NetLabel Generic NETLINK Command Definitions
779 static const struct genl_ops netlbl_mgmt_genl_ops[] = {
781 .cmd = NLBL_MGMT_C_ADD,
782 .flags = GENL_ADMIN_PERM,
783 .policy = netlbl_mgmt_genl_policy,
784 .doit = netlbl_mgmt_add,
788 .cmd = NLBL_MGMT_C_REMOVE,
789 .flags = GENL_ADMIN_PERM,
790 .policy = netlbl_mgmt_genl_policy,
791 .doit = netlbl_mgmt_remove,
795 .cmd = NLBL_MGMT_C_LISTALL,
797 .policy = netlbl_mgmt_genl_policy,
799 .dumpit = netlbl_mgmt_listall,
802 .cmd = NLBL_MGMT_C_ADDDEF,
803 .flags = GENL_ADMIN_PERM,
804 .policy = netlbl_mgmt_genl_policy,
805 .doit = netlbl_mgmt_adddef,
809 .cmd = NLBL_MGMT_C_REMOVEDEF,
810 .flags = GENL_ADMIN_PERM,
811 .policy = netlbl_mgmt_genl_policy,
812 .doit = netlbl_mgmt_removedef,
816 .cmd = NLBL_MGMT_C_LISTDEF,
818 .policy = netlbl_mgmt_genl_policy,
819 .doit = netlbl_mgmt_listdef,
823 .cmd = NLBL_MGMT_C_PROTOCOLS,
825 .policy = netlbl_mgmt_genl_policy,
827 .dumpit = netlbl_mgmt_protocols,
830 .cmd = NLBL_MGMT_C_VERSION,
832 .policy = netlbl_mgmt_genl_policy,
833 .doit = netlbl_mgmt_version,
839 * NetLabel Generic NETLINK Protocol Functions
843 * netlbl_mgmt_genl_init - Register the NetLabel management component
846 * Register the NetLabel management component with the Generic NETLINK
847 * mechanism. Returns zero on success, negative values on failure.
850 int __init netlbl_mgmt_genl_init(void)
852 return genl_register_family_with_ops(&netlbl_mgmt_gnl_family,
853 netlbl_mgmt_genl_ops);