X-Git-Url: http://www.chiark.greenend.org.uk/ucgi/~ianmdlvl/git?a=blobdiff_plain;f=src%2Fshared%2Fsmack-util.c;h=df194e0844b8204289ec1d94f56769e7c5586bd2;hb=59bc1fd776b5270bcabe3c536852afd0c892fbe1;hp=a73eaac6de26559cce83a56020e4104be8d1f497;hpb=8552b17660033812080a11533bd0edce74401039;p=elogind.git
diff --git a/src/shared/smack-util.c b/src/shared/smack-util.c
index a73eaac6d..df194e084 100644
--- a/src/shared/smack-util.c
+++ b/src/shared/smack-util.c
@@ -21,16 +21,71 @@
along with systemd; If not, see .
***/
-#include "smack-util.h"
-
#include
+#include
+#ifdef HAVE_XATTR
+#include
+#endif
-static int use_smack_cached = -1;
+#include "smack-util.h"
bool use_smack(void) {
+#ifdef HAVE_SMACK
+ static int use_smack_cached = -1;
if (use_smack_cached < 0)
- use_smack_cached = (access("/sys/fs/smackfs", F_OK) >= 0);
+ use_smack_cached = access("/sys/fs/smackfs/", F_OK) >= 0;
return use_smack_cached;
+#else
+ return false;
+#endif
+
+}
+
+int smack_label_path(const char *path, const char *label) {
+#ifdef HAVE_SMACK
+ if (!use_smack())
+ return 0;
+
+ if (label)
+ return setxattr(path, "security.SMACK64", label, strlen(label), 0);
+ else
+ return lremovexattr(path, "security.SMACK64");
+#else
+ return 0;
+#endif
+}
+
+int smack_label_fd(int fd, const char *label) {
+#ifdef HAVE_SMACK
+ if (!use_smack())
+ return 0;
+
+ return fsetxattr(fd, "security.SMACK64", label, strlen(label), 0);
+#else
+ return 0;
+#endif
+}
+
+int smack_label_ip_out_fd(int fd, const char *label) {
+#ifdef HAVE_SMACK
+ if (!use_smack())
+ return 0;
+
+ return fsetxattr(fd, "security.SMACK64IPOUT", label, strlen(label), 0);
+#else
+ return 0;
+#endif
+}
+
+int smack_label_ip_in_fd(int fd, const char *label) {
+#ifdef HAVE_SMACK
+ if (!use_smack())
+ return 0;
+
+ return fsetxattr(fd, "security.SMACK64IPIN", label, strlen(label), 0);
+#else
+ return 0;
+#endif
}