lib/libjail/jail.h

   1 /*-
   2  * Copyright (c) 2009 James Gritton.
   3  * All rights reserved.
   4  *
   5  * Redistribution and use in source and binary forms, with or without
   6  * modification, are permitted provided that the following conditions
   7  * are met:
   8  * 1. Redistributions of source code must retain the above copyright
   9  *    notice, this list of conditions and the following disclaimer.
  10  * 2. Redistributions in binary form must reproduce the above copyright
  11  *    notice, this list of conditions and the following disclaimer in the
  12  *    documentation and/or other materials provided with the distribution.
  13  *
  14  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
  15  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
  16  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
  17  * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
  18  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
  19  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
  20  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
  21  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
  22  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
  23  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
  24  * SUCH DAMAGE.
  25  *
  26  * $FreeBSD$
  27  */
  28
  29 #ifndef _JAIL_H
  30 #define _JAIL_H
  31
  32 #define JP_RAWVALUE     0x01
  33 #define JP_BOOL         0x02
  34 #define JP_NOBOOL       0x04
  35 #define JP_JAILSYS      0x08
  36
  37 #define JAIL_ERRMSGLEN  1024
  38
  39 extern char jail_errmsg[];
  40
  41 struct jailparam {
  42         char            *jp_name;
  43         void            *jp_value;
  44         size_t           jp_valuelen;
  45         size_t           jp_elemlen;
  46         int              jp_ctltype;
  47         int              jp_structtype;
  48         unsigned         jp_flags;
  49 };
  50
  51 __BEGIN_DECLS
  52 extern int jail_getid(const char *name);
  53 extern char *jail_getname(int jid);
  54 extern int jail_setv(int flags, ...);
  55 extern int jail_getv(int flags, ...);
  56 extern int jailparam_all(struct jailparam **jpp);
  57 extern int jailparam_init(struct jailparam *jp, const char *name);
  58 extern int jailparam_import(struct jailparam *jp, const char *value);
  59 extern int jailparam_import_raw(struct jailparam *jp, void *value,
  60                size_t valuelen);
  61 extern int jailparam_set(struct jailparam *jp, unsigned njp, int flags);
  62 extern int jailparam_get(struct jailparam *jp, unsigned njp, int flags);
  63 extern char *jailparam_export(struct jailparam *jp);
  64 extern void jailparam_free(struct jailparam *jp, unsigned njp);
  65 __END_DECLS
  66
  67 #endif /* _JAIL_H  */
  68
  69