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authorPaul Moore <paul.moore@hp.com>2008-10-10 10:16:32 -0400
committerPaul Moore <paul.moore@hp.com>2008-10-10 10:16:32 -0400
commit63c41688743760631188cf0f4ae986a6793ccb0a (patch)
treeb270091d7b763e8b6c5073d4ca618f0d36065188 /net/netlabel/netlabel_mgmt.h
parent61e1068219950c672ce979719ad2be3aadb00d7d (diff)
downloadlinux-63c41688743760631188cf0f4ae986a6793ccb0a.tar.gz
netlabel: Add network address selectors to the NetLabel/LSM domain mapping
This patch extends the NetLabel traffic labeling capabilities to individual packets based not only on the LSM domain but the by the destination address as well. The changes here only affect the core NetLabel infrastructre, changes to the NetLabel KAPI and individial protocol engines are also required but are split out into a different patch to ease review. Signed-off-by: Paul Moore <paul.moore@hp.com> Reviewed-by: James Morris <jmorris@namei.org>
Diffstat (limited to 'net/netlabel/netlabel_mgmt.h')
-rw-r--r--net/netlabel/netlabel_mgmt.h59
1 files changed, 54 insertions, 5 deletions
diff --git a/net/netlabel/netlabel_mgmt.h b/net/netlabel/netlabel_mgmt.h
index a43bff169d6..05d96431f81 100644
--- a/net/netlabel/netlabel_mgmt.h
+++ b/net/netlabel/netlabel_mgmt.h
@@ -45,6 +45,16 @@
* NLBL_MGMT_A_DOMAIN
* NLBL_MGMT_A_PROTOCOL
*
+ * If IPv4 is specified the following attributes are required:
+ *
+ * NLBL_MGMT_A_IPV4ADDR
+ * NLBL_MGMT_A_IPV4MASK
+ *
+ * If IPv6 is specified the following attributes are required:
+ *
+ * NLBL_MGMT_A_IPV6ADDR
+ * NLBL_MGMT_A_IPV6MASK
+ *
* If using NETLBL_NLTYPE_CIPSOV4 the following attributes are required:
*
* NLBL_MGMT_A_CV4DOI
@@ -68,13 +78,24 @@
* Required attributes:
*
* NLBL_MGMT_A_DOMAIN
+ *
+ * If the IP address selectors are not used the following attribute is
+ * required:
+ *
* NLBL_MGMT_A_PROTOCOL
*
- * If using NETLBL_NLTYPE_CIPSOV4 the following attributes are required:
+ * If the IP address selectors are used then the following attritbute is
+ * required:
+ *
+ * NLBL_MGMT_A_SELECTORLIST
+ *
+ * If the mapping is using the NETLBL_NLTYPE_CIPSOV4 type then the following
+ * attributes are required:
*
* NLBL_MGMT_A_CV4DOI
*
- * If using NETLBL_NLTYPE_UNLABELED no other attributes are required.
+ * If the mapping is using the NETLBL_NLTYPE_UNLABELED type no other
+ * attributes are required.
*
* o ADDDEF:
* Sent by an application to set the default domain mapping for the NetLabel
@@ -100,15 +121,23 @@
* application there is no payload. On success the kernel should send a
* response using the following format.
*
- * Required attributes:
+ * If the IP address selectors are not used the following attribute is
+ * required:
*
* NLBL_MGMT_A_PROTOCOL
*
- * If using NETLBL_NLTYPE_CIPSOV4 the following attributes are required:
+ * If the IP address selectors are used then the following attritbute is
+ * required:
+ *
+ * NLBL_MGMT_A_SELECTORLIST
+ *
+ * If the mapping is using the NETLBL_NLTYPE_CIPSOV4 type then the following
+ * attributes are required:
*
* NLBL_MGMT_A_CV4DOI
*
- * If using NETLBL_NLTYPE_UNLABELED no other attributes are required.
+ * If the mapping is using the NETLBL_NLTYPE_UNLABELED type no other
+ * attributes are required.
*
* o PROTOCOLS:
* Sent by an application to request a list of configured NetLabel protocols
@@ -162,6 +191,26 @@ enum {
NLBL_MGMT_A_CV4DOI,
/* (NLA_U32)
* the CIPSOv4 DOI value */
+ NLBL_MGMT_A_IPV6ADDR,
+ /* (NLA_BINARY, struct in6_addr)
+ * an IPv6 address */
+ NLBL_MGMT_A_IPV6MASK,
+ /* (NLA_BINARY, struct in6_addr)
+ * an IPv6 address mask */
+ NLBL_MGMT_A_IPV4ADDR,
+ /* (NLA_BINARY, struct in_addr)
+ * an IPv4 address */
+ NLBL_MGMT_A_IPV4MASK,
+ /* (NLA_BINARY, struct in_addr)
+ * and IPv4 address mask */
+ NLBL_MGMT_A_ADDRSELECTOR,
+ /* (NLA_NESTED)
+ * an IP address selector, must contain an address, mask, and protocol
+ * attribute plus any protocol specific attributes */
+ NLBL_MGMT_A_SELECTORLIST,
+ /* (NLA_NESTED)
+ * the selector list, there must be at least one
+ * NLBL_MGMT_A_ADDRSELECTOR attribute */
__NLBL_MGMT_A_MAX,
};
#define NLBL_MGMT_A_MAX (__NLBL_MGMT_A_MAX - 1)