sys/compat/linuxkpi/common/include/linux/moduleparam.h

   1 /*-
   2  * Copyright (c) 2010 Isilon Systems, Inc.
   3  * Copyright (c) 2010 iX Systems, Inc.
   4  * Copyright (c) 2010 Panasas, Inc.
   5  * Copyright (c) 2013-2016 Mellanox Technologies, Ltd.
   6  * All rights reserved.
   7  *
   8  * Redistribution and use in source and binary forms, with or without
   9  * modification, are permitted provided that the following conditions
  10  * are met:
  11  * 1. Redistributions of source code must retain the above copyright
  12  *    notice unmodified, this list of conditions, and the following
  13  *    disclaimer.
  14  * 2. Redistributions in binary form must reproduce the above copyright
  15  *    notice, this list of conditions and the following disclaimer in the
  16  *    documentation and/or other materials provided with the distribution.
  17  *
  18  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
  19  * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
  20  * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
  21  * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
  22  * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
  23  * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
  24  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
  25  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
  26  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
  27  * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  28  *
  29  * $FreeBSD$
  30  */
  31 #ifndef _LINUX_MODULEPARAM_H_
  32 #define _LINUX_MODULEPARAM_H_
  33
  34 #include <sys/types.h>
  35 #include <sys/sysctl.h>
  36
  37 #include <linux/types.h>
  38
  39 #ifndef LINUXKPI_PARAM_PARENT
  40 #define LINUXKPI_PARAM_PARENT   _compat_linuxkpi
  41 #endif
  42
  43 #ifndef LINUXKPI_PARAM_PREFIX
  44 #define LINUXKPI_PARAM_PREFIX   /* empty prefix is the default */
  45 #endif
  46
  47 #ifndef LINUXKPI_PARAM_PERM
  48 #define LINUXKPI_PARAM_PERM(perm) (((perm) & 0222) ? CTLFLAG_RWTUN : CTLFLAG_RDTUN)
  49 #endif
  50
  51 #define LINUXKPI_PARAM_CONCAT_SUB(a,b,c,d) a##b##c##d
  52 #define LINUXKPI_PARAM_CONCAT(...) LINUXKPI_PARAM_CONCAT_SUB(__VA_ARGS__)
  53 #define LINUXKPI_PARAM_PASS(...) __VA_ARGS__
  54 #define LINUXKPI_PARAM_DESC(name) LINUXKPI_PARAM_CONCAT(linuxkpi_,LINUXKPI_PARAM_PREFIX,name,_desc)
  55 #define LINUXKPI_PARAM_NAME(name) LINUXKPI_PARAM_CONCAT(LINUXKPI_PARAM_PREFIX,name,,)
  56
  57 #define LINUXKPI_PARAM_bool(name, var, perm)                            \
  58         extern const char LINUXKPI_PARAM_DESC(name)[];                  \
  59         LINUXKPI_PARAM_PASS(SYSCTL_BOOL(LINUXKPI_PARAM_PARENT, OID_AUTO,\
  60         LINUXKPI_PARAM_NAME(name), LINUXKPI_PARAM_PERM(perm), &(var), 0, \
  61         LINUXKPI_PARAM_DESC(name)))
  62
  63 #define LINUXKPI_PARAM_byte(name, var, perm)                            \
  64         extern const char LINUXKPI_PARAM_DESC(name)[];                  \
  65         LINUXKPI_PARAM_PASS(SYSCTL_U8(LINUXKPI_PARAM_PARENT, OID_AUTO,  \
  66         LINUXKPI_PARAM_NAME(name), LINUXKPI_PARAM_PERM(perm), &(var), 0, \
  67         LINUXKPI_PARAM_DESC(name)))
  68
  69 #define LINUXKPI_PARAM_short(name, var, perm)                           \
  70         extern const char LINUXKPI_PARAM_DESC(name)[];                  \
  71         LINUXKPI_PARAM_PASS(SYSCTL_S16(LINUXKPI_PARAM_PARENT, OID_AUTO, \
  72         LINUXKPI_PARAM_NAME(name), LINUXKPI_PARAM_PERM(perm), &(var), 0, \
  73         LINUXKPI_PARAM_DESC(name)))
  74
  75 #define LINUXKPI_PARAM_ushort(name, var, perm)                          \
  76         extern const char LINUXKPI_PARAM_DESC(name)[];                  \
  77         LINUXKPI_PARAM_PASS(SYSCTL_U16(LINUXKPI_PARAM_PARENT, OID_AUTO, \
  78         LINUXKPI_PARAM_NAME(name), LINUXKPI_PARAM_PERM(perm), &(var), 0, \
  79         LINUXKPI_PARAM_DESC(name)))
  80
  81 #define LINUXKPI_PARAM_int(name, var, perm)                             \
  82         extern const char LINUXKPI_PARAM_DESC(name)[];                  \
  83         LINUXKPI_PARAM_PASS(SYSCTL_INT(LINUXKPI_PARAM_PARENT, OID_AUTO, \
  84         LINUXKPI_PARAM_NAME(name), LINUXKPI_PARAM_PERM(perm), &(var), 0,\
  85         LINUXKPI_PARAM_DESC(name)))
  86
  87 #define LINUXKPI_PARAM_uint(name, var, perm)                            \
  88         extern const char LINUXKPI_PARAM_DESC(name)[];                  \
  89         LINUXKPI_PARAM_PASS(SYSCTL_UINT(LINUXKPI_PARAM_PARENT, OID_AUTO, \
  90         LINUXKPI_PARAM_NAME(name), LINUXKPI_PARAM_PERM(perm), &(var), 0, \
  91         LINUXKPI_PARAM_DESC(name)))
  92
  93 #define LINUXKPI_PARAM_long(name, var, perm)                            \
  94         extern const char LINUXKPI_PARAM_DESC(name)[];                  \
  95         LINUXKPI_PARAM_PASS(SYSCTL_LONG(LINUXKPI_PARAM_PARENT, OID_AUTO, \
  96         LINUXKPI_PARAM_NAME(name), LINUXKPI_PARAM_PERM(perm), &(var), 0, \
  97         LINUXKPI_PARAM_DESC(name)))
  98
  99 #define LINUXKPI_PARAM_ulong(name, var, perm)                           \
 100         extern const char LINUXKPI_PARAM_DESC(name)[];                  \
 101         LINUXKPI_PARAM_PASS(SYSCTL_ULONG(LINUXKPI_PARAM_PARENT, OID_AUTO, \
 102         LINUXKPI_PARAM_NAME(name), LINUXKPI_PARAM_PERM(perm), &(var), 0, \
 103         LINUXKPI_PARAM_DESC(name)))
 104
 105 #define module_param_string(name, str, len, perm)                       \
 106         extern const char LINUXKPI_PARAM_DESC(name)[];                  \
 107         LINUXKPI_PARAM_PASS(SYSCTL_STRING(LINUXKPI_PARAM_PARENT, OID_AUTO, \
 108         LINUXKPI_PARAM_NAME(name), LINUXKPI_PARAM_PERM(perm), (str), (len), \
 109         LINUXKPI_PARAM_DESC(name)))
 110
 111 #define module_param_named(name, var, type, mode)       \
 112         LINUXKPI_PARAM_##type(name, var, mode)
 113
 114 #define module_param(var, type, mode)   \
 115         LINUXKPI_PARAM_##type(var, var, mode)
 116
 117 #define module_param_named_unsafe(name, var, type, mode) \
 118         LINUXKPI_PARAM_##type(name, var, mode)
 119
 120 #define module_param_unsafe(var, type, mode) \
 121         LINUXKPI_PARAM_##type(var, var, mode)
 122
 123 #define module_param_array(var, type, addr_argc, mode)
 124
 125 #define MODULE_PARM_DESC(name, desc) \
 126         const char LINUXKPI_PARAM_DESC(name)[] = { desc }
 127
 128 #define kernel_param_lock(...) do {} while (0)
 129 #define kernel_param_unlock(...) do {} while (0)
 130
 131 SYSCTL_DECL(_compat_linuxkpi);
 132
 133 #endif                                  /* _LINUX_MODULEPARAM_H_ */