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authorPaul Moore <paul.moore@hp.com>2008-01-29 08:37:59 -0500
committerJames Morris <jmorris@namei.org>2008-01-30 08:17:19 +1100
commit16efd45435fa695b501b7f73c3259bd7c77cc12c (patch)
treef26eb84f65192eb0a17aca399fd405100e4be974 /security
parent1c3fad936acaf87b75055b95be781437e97d787f (diff)
downloadlinux-16efd45435fa695b501b7f73c3259bd7c77cc12c.tar.gz
NetLabel: Add secid token support to the NetLabel secattr struct
This patch adds support to the NetLabel LSM secattr struct for a secid token
and a type field, paving the way for full LSM/SELinux context support and
"static" or "fallback" labels.  In addition, this patch adds a fair amount
of documentation to the core NetLabel structures used as part of the
NetLabel kernel API.

Signed-off-by: Paul Moore <paul.moore@hp.com>
Signed-off-by: James Morris <jmorris@namei.org>
Diffstat (limited to 'security')
-rw-r--r--security/selinux/ss/mls.c10
-rw-r--r--security/selinux/ss/services.c5
2 files changed, 9 insertions, 6 deletions
diff --git a/security/selinux/ss/mls.c b/security/selinux/ss/mls.c
index 3bbcb5369af9..feaf0a5b828f 100644
--- a/security/selinux/ss/mls.c
+++ b/security/selinux/ss/mls.c
@@ -562,7 +562,7 @@ void mls_export_netlbl_lvl(struct context *context,
 	if (!selinux_mls_enabled)
 		return;
 
-	secattr->mls_lvl = context->range.level[0].sens - 1;
+	secattr->attr.mls.lvl = context->range.level[0].sens - 1;
 	secattr->flags |= NETLBL_SECATTR_MLS_LVL;
 }
 
@@ -582,7 +582,7 @@ void mls_import_netlbl_lvl(struct context *context,
 	if (!selinux_mls_enabled)
 		return;
 
-	context->range.level[0].sens = secattr->mls_lvl + 1;
+	context->range.level[0].sens = secattr->attr.mls.lvl + 1;
 	context->range.level[1].sens = context->range.level[0].sens;
 }
 
@@ -605,8 +605,8 @@ int mls_export_netlbl_cat(struct context *context,
 		return 0;
 
 	rc = ebitmap_netlbl_export(&context->range.level[0].cat,
-				   &secattr->mls_cat);
-	if (rc == 0 && secattr->mls_cat != NULL)
+				   &secattr->attr.mls.cat);
+	if (rc == 0 && secattr->attr.mls.cat != NULL)
 		secattr->flags |= NETLBL_SECATTR_MLS_CAT;
 
 	return rc;
@@ -633,7 +633,7 @@ int mls_import_netlbl_cat(struct context *context,
 		return 0;
 
 	rc = ebitmap_netlbl_import(&context->range.level[0].cat,
-				   secattr->mls_cat);
+				   secattr->attr.mls.cat);
 	if (rc != 0)
 		goto import_netlbl_cat_failure;
 
diff --git a/security/selinux/ss/services.c b/security/selinux/ss/services.c
index 4bf715d4cf29..0f97ef578370 100644
--- a/security/selinux/ss/services.c
+++ b/security/selinux/ss/services.c
@@ -2550,6 +2550,9 @@ int security_netlbl_secattr_to_sid(struct netlbl_lsm_secattr *secattr,
 		default:
 			goto netlbl_secattr_to_sid_return;
 		}
+	} else if (secattr->flags & NETLBL_SECATTR_SECID) {
+		*sid = secattr->attr.secid;
+		rc = 0;
 	} else if (secattr->flags & NETLBL_SECATTR_MLS_LVL) {
 		ctx = sidtab_search(&sidtab, base_sid);
 		if (ctx == NULL)
@@ -2561,7 +2564,7 @@ int security_netlbl_secattr_to_sid(struct netlbl_lsm_secattr *secattr,
 		mls_import_netlbl_lvl(&ctx_new, secattr);
 		if (secattr->flags & NETLBL_SECATTR_MLS_CAT) {
 			if (ebitmap_netlbl_import(&ctx_new.range.level[0].cat,
-						  secattr->mls_cat) != 0)
+						  secattr->attr.mls.cat) != 0)
 				goto netlbl_secattr_to_sid_return;
 			ctx_new.range.level[1].cat.highbit =
 				ctx_new.range.level[0].cat.highbit;