Add linux libspl support

[zfs.git] / lib / libspl / zone.c

diff --git a/lib/libspl/zone.c b/lib/libspl/zone.c
new file mode 100644 (file)
index 0000000..f4269a7
--- /dev/null
+++ b/lib/libspl/zone.c
@@ -0,0 +1,60 @@
+/*
+ * CDDL HEADER START
+ *
+ * The contents of this file are subject to the terms of the
+ * Common Development and Distribution License (the "License").
+ * You may not use this file except in compliance with the License.
+ *
+ * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
+ * or http://www.opensolaris.org/os/licensing.
+ * See the License for the specific language governing permissions
+ * and limitations under the License.
+ *
+ * When distributing Covered Code, include this CDDL HEADER in each
+ * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
+ * If applicable, add the following below this CDDL HEADER, with the
+ * fields enclosed by brackets "[]" replaced with your own identifying
+ * information: Portions Copyright [yyyy] [name of copyright owner]
+ *
+ * CDDL HEADER END
+ */
+/*
+ * Copyright 2006 Ricardo Correia.  All rights reserved.
+ * Use is subject to license terms.
+ */
+
+#include <zone.h>
+#include <string.h>
+#include <errno.h>
+
+zoneid_t getzoneid()
+{
+       return GLOBAL_ZONEID;
+}
+
+zoneid_t getzoneidbyname(const char *name)
+{
+       if(name == NULL)
+               return GLOBAL_ZONEID;
+
+       if(strcmp(name, GLOBAL_ZONEID_NAME) == 0)
+               return GLOBAL_ZONEID;
+
+       return EINVAL;
+}
+
+ssize_t getzonenamebyid(zoneid_t id, char *buf, size_t buflen)
+{
+       if(id != GLOBAL_ZONEID)
+               return EINVAL;
+
+       ssize_t ret = strlen(GLOBAL_ZONEID_NAME) + 1;
+
+       if(buf == NULL || buflen == 0)
+               return ret;
+
+       strncpy(buf, GLOBAL_ZONEID_NAME, buflen);
+       buf[buflen - 1] = '\0';
+
+       return ret;
+}