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1321 vana 1 
/*
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 * Copyright (c) 2006 Jakub Vana
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 * All rights reserved.
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 *
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 * Redistribution and use in source and binary forms, with or without
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 * modification, are permitted provided that the following conditions
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 * are met:
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 *
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 * - Redistributions of source code must retain the above copyright
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 *   notice, this list of conditions and the following disclaimer.
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 * - Redistributions in binary form must reproduce the above copyright
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 *   notice, this list of conditions and the following disclaimer in the
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 *   documentation and/or other materials provided with the distribution.
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 * - The name of the author may not be used to endorse or promote products
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 *   derived from this software without specific prior written permission.
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 *
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 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
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 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
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 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
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 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
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 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
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 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
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 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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 */
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/** @addtogroup generic
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 * @{
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 */
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/** @file
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 */
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#ifndef KERN_SYSINFO_H_
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#define KERN_SYSINFO_H_
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#include <arch/types.h>
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#include <string.h>
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typedef union sysinfo_item_val {
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    unative_t val;
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    void *fn;
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} sysinfo_item_val_t;
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typedef struct sysinfo_item {
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    char *name;
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    union {
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        unative_t val;
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        void *fn;
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    } val;
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    union {
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        struct sysinfo_item *table;
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        void *fn;
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    } subinfo;
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    struct sysinfo_item *next;
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    int val_type;
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    int subinfo_type;
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} sysinfo_item_t;
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#define SYSINFO_VAL_VAL        0
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#define SYSINFO_VAL_FUNCTION   1
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#define SYSINFO_VAL_UNDEFINED  U_SPECIAL
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#define SYSINFO_SUBINFO_NONE      0
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#define SYSINFO_SUBINFO_TABLE     1
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#define SYSINFO_SUBINFO_FUNCTION  2
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typedef unative_t (*sysinfo_val_fn_t)(sysinfo_item_t *root);
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typedef unative_t (*sysinfo_subinfo_fn_t)(const char *subname);
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typedef struct sysinfo_rettype {
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    unative_t val;
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    unative_t valid;
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} sysinfo_rettype_t;
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void sysinfo_set_item_val(const char *name, sysinfo_item_t **root, unative_t val);
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void sysinfo_dump(sysinfo_item_t **root, int depth);
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void sysinfo_set_item_function(const char *name, sysinfo_item_t **root, sysinfo_val_fn_t fn);
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void sysinfo_set_item_undefined(const char *name, sysinfo_item_t **root);
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sysinfo_rettype_t sysinfo_get_val(const char *name, sysinfo_item_t **root);
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unative_t sys_sysinfo_valid(unative_t ptr, unative_t len);
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unative_t sys_sysinfo_value(unative_t ptr, unative_t len);
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#endif
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/** @}
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 */