home
***
CD-ROM
|
disk
|
FTP
|
other
***
search
/
Geek Gadgets 1
/
ADE-1.bin
/
ade-dist
/
octave-1.1.1p1-src.tgz
/
tar.out
/
fsf
/
octave
/
kpathsea
/
hash.h
< prev
next >
Wrap
C/C++ Source or Header
|
1996-09-28
|
2KB
|
59 lines
/* hash.h: declarations for a hash table.
Copyright (C) 1994 Karl Berry.
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 2, or (at your option)
any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. */
#ifndef HASH_H
#define HASH_H
#include <kpathsea/c-proto.h>
#include <kpathsea/types.h>
/* A single (key,value) pair. */
typedef struct hash_element_struct
{
const_string key;
const_string value;
struct hash_element_struct *next;
} hash_element_type;
/* The usual arrangement of buckets initialized to null. */
typedef struct
{
hash_element_type **buckets;
unsigned size;
} hash_table_type;
/* Create a hash table of size SIZE. */
extern hash_table_type hash_create P1H(unsigned size);
/* Look up KEY in MAP, and return a null-terminated list of all matching
entries. If none, return NULL. The list can be freed, but the
elements in the list are the actual values in the hash table. */
extern string *hash_lookup P2H(hash_table_type table, const_string key);
/* Insert the (KEY,VALUE) association into TABLE. KEY may have more
than one VALUE. */
extern void hash_insert P3H(hash_table_type *table, const_string key,
const_string value);
/* Print TABLE to stdout. */
extern void hash_print P1H(hash_table_type table);
#endif /* not HASH_H */