[rtems-libbsd commit] Import getdomainname()

[Sebastian Huber]

Module:    rtems-libbsd
Branch:    master
Commit:    a4394109dfd3ee05ed009c7926d6a2d9e65875e2
Changeset: http://git.rtems.org/rtems-libbsd/commit/?id=a4394109dfd3ee05ed009c7926d6a2d9e65875e2

Author:    Sebastian Huber <sebastian.huber at embedded-brains.de>
Date:      Wed Sep  7 15:42:36 2016 +0200

Import getdomainname()

---

 freebsd/lib/libc/gen/getdomainname.c | 57 ++++++++++++++++++++++++++++++++++++
 1 file changed, 57 insertions(+)

diff --git a/freebsd/lib/libc/gen/getdomainname.c b/freebsd/lib/libc/gen/getdomainname.c
new file mode 100644
index 0000000..5588ef4
--- /dev/null
+++ b/freebsd/lib/libc/gen/getdomainname.c
@@ -0,0 +1,57 @@
+#include <machine/rtems-bsd-user-space.h>
+
+/*
+ * Copyright (c) 1989, 1993
+ *	The Regents of the University of California.  All rights reserved.
+ *
+ * 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.
+ * 4. Neither the name of the University nor the names of its contributors
+ *    may be used to endorse or promote products derived from this software
+ *    without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE REGENTS 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 REGENTS 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.
+ */
+
+#if defined(LIBC_SCCS) && !defined(lint)
+static char sccsid[] = "@(#)gethostname.c	8.1 (Berkeley) 6/4/93";
+#endif /* LIBC_SCCS and not lint */
+#include <sys/cdefs.h>
+__FBSDID("$FreeBSD$");
+
+#include <rtems/bsd/sys/param.h>
+#include <sys/sysctl.h>
+
+#include <unistd.h>
+
+int
+getdomainname(name, namelen)
+	char *name;
+	int namelen;
+{
+	int mib[2];
+	size_t size;
+
+	mib[0] = CTL_KERN;
+	mib[1] = KERN_NISDOMAINNAME;
+	size = namelen;
+	if (sysctl(mib, 2, name, &size, NULL, 0) == -1)
+		return (-1);
+	return (0);
+}