1 files changed, 70 insertions, 0 deletions
diff --git a/lib/libc/posix1e/mac_te.c b/lib/libc/posix1e/mac_te.c
new file mode 100644
index 0000000..c74dbfb
--- /dev/null
+++ b/lib/libc/posix1e/mac_te.c
@@ -0,0 +1,70 @@
+/*
+ * Copyright (c) 1999, 2000, 2001, 2002 Robert N. M. Watson
+ * Copyright (c) 2002 Networks Associates Technology, Inc.
+ * All rights reserved.
+ *
+ * This software was developed by Robert Watson for the TrustedBSD Project.
+ *
+ * This software was developed for the FreeBSD Project in part by NAI Labs,
+ * the Security Research Division of Network Associates, Inc. under
+ * DARPA/SPAWAR contract N66001-01-C-8035 ("CBOSS"), as part of the DARPA
+ * CHATS research program.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ *    notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ *    notice, this list of conditions and the following disclaimer in the
+ *    documentation and/or other materials provided with the distribution.
+ * 3. The names of the authors may not be used to endorse or promote
+ *    products derived from this software without specific prior written
+ *    permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
+ * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
+ * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+ * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
+ * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
+ * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
+ * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
+ * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
+ * SUCH DAMAGE.
+ *
+ * $FreeBSD$
+ */
+
+#include <sys/types.h>
+#include <sys/mac.h>
+
+#include <errno.h>
+#include <stdlib.h>
+#include <string.h>
+
+/*
+ * TE labels simply consist of the typename.  The typename must not be
+ * the empty string, and must not exceed the length limit in the label.
+ */
+
+int
+mac_te_label_from_string(char *string, struct mac *label)
+{
+
+	bzero(&label->m_te, sizeof(label->m_te));
+	if (strlen(string) == 0)
+		return (EINVAL);
+	if (strlcpy(label->m_te.mt_type, string,
+	    sizeof(label->m_te.mt_type)) >= sizeof(label->m_te.mt_type))
+		return (EINVAL);
+	return (0);
+}
+
+char *
+mac_te_string_from_label(struct mac *label)
+{
+
+	return (strdup(label->m_te.mt_type));
+}