1
1
/* hash.h -- header file for gas hash table routines
2
Copyright 1987, 1992, 1993, 1995, 1999 Free Software Foundation, Inc.
2
Copyright 1987, 1992, 1993, 1995, 1999, 2003, 2005, 2007, 2008
3
Free Software Foundation, Inc.
4
5
This file is part of GAS, the GNU Assembler.
6
7
GAS is free software; you can redistribute it and/or modify
7
8
it under the terms of the GNU General Public License as published by
8
the Free Software Foundation; either version 2, or (at your option)
9
the Free Software Foundation; either version 3, or (at your option)
11
12
GAS is distributed in the hope that it will be useful,
16
17
You should have received a copy of the GNU General Public License
17
18
along with GAS; see the file COPYING. If not, write to the Free
18
Software Foundation, 59 Temple Place - Suite 330, Boston, MA
19
Software Foundation, 51 Franklin Street - Fifth Floor, Boston, MA
24
/* rsh changes start */
28
25
struct hash_control;
27
/* Set the size of the hash table used. */
29
void set_gas_hash_table_size (unsigned long);
30
31
/* Create a hash table. This return a control block. */
32
33
extern struct hash_control *hash_new (void);
43
44
extern const char *hash_insert (struct hash_control *,
44
const char *key, PTR value);
45
const char *key, void *value);
46
47
/* Insert or replace an entry in a hash table. This returns NULL on
47
48
success. On error, it returns a printable string indicating the
48
49
error. If an entry already exists, its value is replaced. */
50
51
extern const char *hash_jam (struct hash_control *,
51
const char *key, PTR value);
52
const char *key, void *value);
53
54
/* Replace an existing entry in a hash table. This returns the old
54
55
value stored for the entry. If the entry is not found in the hash
55
56
table, this does nothing and returns NULL. */
57
extern PTR hash_replace (struct hash_control *, const char *key,
58
extern void *hash_replace (struct hash_control *, const char *key,
60
61
/* Find an entry in a hash table, returning its value. Returns NULL
61
62
if the entry is not found. */
63
extern PTR hash_find (struct hash_control *, const char *key);
64
extern void *hash_find (struct hash_control *, const char *key);
66
/* As hash_find, but KEY is of length LEN and is not guaranteed to be
69
extern void *hash_find_n (struct hash_control *, const char *key, size_t len);
65
71
/* Delete an entry from a hash table. This returns the value stored
66
72
for that entry, or NULL if there is no such entry. */
68
extern PTR hash_delete (struct hash_control *, const char *key);
74
extern void *hash_delete (struct hash_control *, const char *key, int);
70
76
/* Traverse a hash table. Call the function on every entry in the
73
79
extern void hash_traverse (struct hash_control *,
74
void (*pfn) (const char *key, PTR value));
80
void (*pfn) (const char *key, void *value));
76
82
/* Print hash table statistics on the specified file. NAME is the
77
83
name of the hash table, used for printing a header. */
added
removed
hash.h
