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Diffstat (limited to 'net/netlabel/netlabel_mgmt.c')
-rw-r--r--net/netlabel/netlabel_mgmt.c85
1 files changed, 80 insertions, 5 deletions
diff --git a/net/netlabel/netlabel_mgmt.c b/net/netlabel/netlabel_mgmt.c
index 13f777f20995..f85d0e07af2d 100644
--- a/net/netlabel/netlabel_mgmt.c
+++ b/net/netlabel/netlabel_mgmt.c
@@ -41,8 +41,10 @@
#include <net/ipv6.h>
#include <net/netlabel.h>
#include <net/cipso_ipv4.h>
+#include <net/calipso.h>
#include <linux/atomic.h>
+#include "netlabel_calipso.h"
#include "netlabel_domainhash.h"
#include "netlabel_user.h"
#include "netlabel_mgmt.h"
@@ -72,6 +74,8 @@ static const struct nla_policy netlbl_mgmt_genl_policy[NLBL_MGMT_A_MAX + 1] = {
[NLBL_MGMT_A_PROTOCOL] = { .type = NLA_U32 },
[NLBL_MGMT_A_VERSION] = { .type = NLA_U32 },
[NLBL_MGMT_A_CV4DOI] = { .type = NLA_U32 },
+ [NLBL_MGMT_A_FAMILY] = { .type = NLA_U16 },
+ [NLBL_MGMT_A_CLPDOI] = { .type = NLA_U32 },
};
/*
@@ -95,6 +99,9 @@ static int netlbl_mgmt_add_common(struct genl_info *info,
int ret_val = -EINVAL;
struct netlbl_domaddr_map *addrmap = NULL;
struct cipso_v4_doi *cipsov4 = NULL;
+#if IS_ENABLED(CONFIG_IPV6)
+ struct calipso_doi *calipso = NULL;
+#endif
u32 tmp_val;
struct netlbl_dom_map *entry = kzalloc(sizeof(*entry), GFP_KERNEL);
@@ -119,6 +126,11 @@ static int netlbl_mgmt_add_common(struct genl_info *info,
switch (entry->def.type) {
case NETLBL_NLTYPE_UNLABELED:
+ if (info->attrs[NLBL_MGMT_A_FAMILY])
+ entry->family =
+ nla_get_u16(info->attrs[NLBL_MGMT_A_FAMILY]);
+ else
+ entry->family = AF_UNSPEC;
break;
case NETLBL_NLTYPE_CIPSOV4:
if (!info->attrs[NLBL_MGMT_A_CV4DOI])
@@ -128,12 +140,30 @@ static int netlbl_mgmt_add_common(struct genl_info *info,
cipsov4 = cipso_v4_doi_getdef(tmp_val);
if (cipsov4 == NULL)
goto add_free_domain;
+ entry->family = AF_INET;
entry->def.cipso = cipsov4;
break;
+#if IS_ENABLED(CONFIG_IPV6)
+ case NETLBL_NLTYPE_CALIPSO:
+ if (!info->attrs[NLBL_MGMT_A_CLPDOI])
+ goto add_free_domain;
+
+ tmp_val = nla_get_u32(info->attrs[NLBL_MGMT_A_CLPDOI]);
+ calipso = calipso_doi_getdef(tmp_val);
+ if (calipso == NULL)
+ goto add_free_domain;
+ entry->family = AF_INET6;
+ entry->def.calipso = calipso;
+ break;
+#endif /* IPv6 */
default:
goto add_free_domain;
}
+ if ((entry->family == AF_INET && info->attrs[NLBL_MGMT_A_IPV6ADDR]) ||
+ (entry->family == AF_INET6 && info->attrs[NLBL_MGMT_A_IPV4ADDR]))
+ goto add_doi_put_def;
+
if (info->attrs[NLBL_MGMT_A_IPV4ADDR]) {
struct in_addr *addr;
struct in_addr *mask;
@@ -178,6 +208,7 @@ static int netlbl_mgmt_add_common(struct genl_info *info,
goto add_free_addrmap;
}
+ entry->family = AF_INET;
entry->def.type = NETLBL_NLTYPE_ADDRSELECT;
entry->def.addrsel = addrmap;
#if IS_ENABLED(CONFIG_IPV6)
@@ -220,6 +251,8 @@ static int netlbl_mgmt_add_common(struct genl_info *info,
map->list.mask = *mask;
map->list.valid = 1;
map->def.type = entry->def.type;
+ if (calipso)
+ map->def.calipso = calipso;
ret_val = netlbl_af6list_add(&map->list, &addrmap->list6);
if (ret_val != 0) {
@@ -227,6 +260,7 @@ static int netlbl_mgmt_add_common(struct genl_info *info,
goto add_free_addrmap;
}
+ entry->family = AF_INET6;
entry->def.type = NETLBL_NLTYPE_ADDRSELECT;
entry->def.addrsel = addrmap;
#endif /* IPv6 */
@@ -242,6 +276,9 @@ add_free_addrmap:
kfree(addrmap);
add_doi_put_def:
cipso_v4_doi_putdef(cipsov4);
+#if IS_ENABLED(CONFIG_IPV6)
+ calipso_doi_putdef(calipso);
+#endif
add_free_domain:
kfree(entry->domain);
add_free_entry:
@@ -278,6 +315,10 @@ static int netlbl_mgmt_listentry(struct sk_buff *skb,
return ret_val;
}
+ ret_val = nla_put_u16(skb, NLBL_MGMT_A_FAMILY, entry->family);
+ if (ret_val != 0)
+ return ret_val;
+
switch (entry->def.type) {
case NETLBL_NLTYPE_ADDRSELECT:
nla_a = nla_nest_start(skb, NLBL_MGMT_A_SELECTORLIST);
@@ -340,6 +381,15 @@ static int netlbl_mgmt_listentry(struct sk_buff *skb,
if (ret_val != 0)
return ret_val;
+ switch (map6->def.type) {
+ case NETLBL_NLTYPE_CALIPSO:
+ ret_val = nla_put_u32(skb, NLBL_MGMT_A_CLPDOI,
+ map6->def.calipso->doi);
+ if (ret_val != 0)
+ return ret_val;
+ break;
+ }
+
nla_nest_end(skb, nla_b);
}
#endif /* IPv6 */
@@ -347,15 +397,25 @@ static int netlbl_mgmt_listentry(struct sk_buff *skb,
nla_nest_end(skb, nla_a);
break;
case NETLBL_NLTYPE_UNLABELED:
- ret_val = nla_put_u32(skb,NLBL_MGMT_A_PROTOCOL,entry->def.type);
+ ret_val = nla_put_u32(skb, NLBL_MGMT_A_PROTOCOL,
+ entry->def.type);
break;
case NETLBL_NLTYPE_CIPSOV4:
- ret_val = nla_put_u32(skb,NLBL_MGMT_A_PROTOCOL,entry->def.type);
+ ret_val = nla_put_u32(skb, NLBL_MGMT_A_PROTOCOL,
+ entry->def.type);
if (ret_val != 0)
return ret_val;
ret_val = nla_put_u32(skb, NLBL_MGMT_A_CV4DOI,
entry->def.cipso->doi);
break;
+ case NETLBL_NLTYPE_CALIPSO:
+ ret_val = nla_put_u32(skb, NLBL_MGMT_A_PROTOCOL,
+ entry->def.type);
+ if (ret_val != 0)
+ return ret_val;
+ ret_val = nla_put_u32(skb, NLBL_MGMT_A_CLPDOI,
+ entry->def.calipso->doi);
+ break;
}
return ret_val;
@@ -418,7 +478,7 @@ static int netlbl_mgmt_remove(struct sk_buff *skb, struct genl_info *info)
netlbl_netlink_auditinfo(skb, &audit_info);
domain = nla_data(info->attrs[NLBL_MGMT_A_DOMAIN]);
- return netlbl_domhsh_remove(domain, &audit_info);
+ return netlbl_domhsh_remove(domain, AF_UNSPEC, &audit_info);
}
/**
@@ -536,7 +596,7 @@ static int netlbl_mgmt_removedef(struct sk_buff *skb, struct genl_info *info)
netlbl_netlink_auditinfo(skb, &audit_info);
- return netlbl_domhsh_remove_default(&audit_info);
+ return netlbl_domhsh_remove_default(AF_UNSPEC, &audit_info);
}
/**
@@ -556,6 +616,12 @@ static int netlbl_mgmt_listdef(struct sk_buff *skb, struct genl_info *info)
struct sk_buff *ans_skb = NULL;
void *data;
struct netlbl_dom_map *entry;
+ u16 family;
+
+ if (info->attrs[NLBL_MGMT_A_FAMILY])
+ family = nla_get_u16(info->attrs[NLBL_MGMT_A_FAMILY]);
+ else
+ family = AF_INET;
ans_skb = nlmsg_new(NLMSG_DEFAULT_SIZE, GFP_KERNEL);
if (ans_skb == NULL)
@@ -566,7 +632,7 @@ static int netlbl_mgmt_listdef(struct sk_buff *skb, struct genl_info *info)
goto listdef_failure;
rcu_read_lock();
- entry = netlbl_domhsh_getentry(NULL);
+ entry = netlbl_domhsh_getentry(NULL, family);
if (entry == NULL) {
ret_val = -ENOENT;
goto listdef_failure_lock;
@@ -651,6 +717,15 @@ static int netlbl_mgmt_protocols(struct sk_buff *skb,
goto protocols_return;
protos_sent++;
}
+#if IS_ENABLED(CONFIG_IPV6)
+ if (protos_sent == 2) {
+ if (netlbl_mgmt_protocols_cb(skb,
+ cb,
+ NETLBL_NLTYPE_CALIPSO) < 0)
+ goto protocols_return;
+ protos_sent++;
+ }
+#endif
protocols_return:
cb->args[0] = protos_sent;
generated by cgit v1.2.3 (git 2.25.1) at 2024-12-06 05:17:31 +0000