initial import from svn trunk revision 2950

1 files changed, 40 insertions, 0 deletions

diff --git a/libselinux/src/getenforce.c b/libselinux/src/getenforce.c
new file mode 100644
index 00000000..4fb516a6
--- /dev/null
+++ b/libselinux/src/getenforce.c
@@ -0,0 +1,40 @@
+#include <unistd.h>
+#include <sys/types.h>
+#include <fcntl.h>
+#include <stdlib.h>
+#include <errno.h>
+#include <string.h>
+#include "selinux_internal.h"
+#include "policy.h"
+#include <stdio.h>
+#include <limits.h>
+
+int security_getenforce(void)
+{
+	int fd, ret, enforce = 0;
+	char path[PATH_MAX];
+	char buf[20];
+
+	if (!selinux_mnt) {
+		errno = ENOENT;
+		return -1;
+	}
+
+	snprintf(path, sizeof path, "%s/enforce", selinux_mnt);
+	fd = open(path, O_RDONLY);
+	if (fd < 0)
+		return -1;
+
+	memset(buf, 0, sizeof buf);
+	ret = read(fd, buf, sizeof buf - 1);
+	close(fd);
+	if (ret < 0)
+		return -1;
+
+	if (sscanf(buf, "%d", &enforce) != 1)
+		return -1;
+
+	return enforce;
+}
+
+hidden_def(security_getenforce)