65 lines
1.8 KiB
C
65 lines
1.8 KiB
C
/*
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* Copyright (c) 1996-2000 by Internet Software Consortium.
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*
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* Permission to use, copy, modify, and distribute this software for any
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* purpose with or without fee is hereby granted, provided that the above
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* copyright notice and this permission notice appear in all copies.
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*
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* THE SOFTWARE IS PROVIDED "AS IS" AND INTERNET SOFTWARE CONSORTIUM DISCLAIMS
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* ALL WARRANTIES WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES
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* OF MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL INTERNET SOFTWARE
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* CONSORTIUM BE LIABLE FOR ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL
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* DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR
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* PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS
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* ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS
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* SOFTWARE.
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*/
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#ifndef _NS_PARSEUTIL_H
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#define _NS_PARSEUTIL_H
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/*
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* Symbol Table
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*/
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#define SYMBOL_FREE_VALUE 0x02
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typedef union symbol_value {
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void *pointer;
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int integer;
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} symbol_value;
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typedef void (*free_function)(int, void *);
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typedef struct symbol_entry {
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char *key;
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int type;
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symbol_value value;
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unsigned int flags;
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struct symbol_entry *next;
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} *symbol_entry;
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typedef struct symbol_table {
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int size;
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symbol_entry *table;
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free_function free_value;
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} *symbol_table;
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symbol_table new_symbol_table(int, free_function);
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void free_symbol(symbol_table, symbol_entry);
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void free_symbol_table(symbol_table);
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void dprint_symbol_table(int, symbol_table);
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int lookup_symbol(symbol_table, const char *, int,
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symbol_value *);
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void define_symbol(symbol_table, const char *, int,
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symbol_value, unsigned int);
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void undefine_symbol(symbol_table, char *, int type);
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/*
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* Conversion Routines
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*/
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int unit_to_ulong(char *, u_long *);
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#endif /* !_NS_PARSEUTIL_H */
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