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-rw-r--r--include/os/freebsd/spl/sys/zone.h68
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diff --git a/include/os/freebsd/spl/sys/zone.h b/include/os/freebsd/spl/sys/zone.h
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+/*
+ * Copyright (c) 2007 Pawel Jakub Dawidek <pjd@FreeBSD.org>
+ * 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.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE AUTHORS 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 AUTHORS 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.
+ *
+ * $FreeBSD$
+ */
+
+#ifndef _OPENSOLARIS_SYS_ZONE_H_
+#define _OPENSOLARIS_SYS_ZONE_H_
+
+/*
+ * Macros to help with zone visibility restrictions.
+ */
+
+#define GLOBAL_ZONEID 0
+
+/*
+ * Is thread in the global zone?
+ */
+#define INGLOBALZONE(p) in_globalzone((p))
+
+
+extern boolean_t in_globalzone(struct proc *);
+
+/*
+ * Attach the given dataset to the given jail.
+ */
+extern int zone_dataset_attach(struct ucred *, const char *, int);
+
+/*
+ * Detach the given dataset to the given jail.
+ */
+extern int zone_dataset_detach(struct ucred *, const char *, int);
+
+/*
+ * Returns true if the named pool/dataset is visible in the current zone.
+ */
+extern int zone_dataset_visible(const char *, int *);
+
+/*
+ * Safely get the hostid of the specified zone (defaults to machine's hostid
+ * if the specified zone doesn't emulate a hostid). Passing NULL retrieves
+ * the global zone's (i.e., physical system's) hostid.
+ */
+extern uint32_t zone_get_hostid(void *);
+
+#endif /* !_OPENSOLARIS_SYS_ZONE_H_ */