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/proc/thread-self/root/opt/alt/ruby20/include/ruby-2.0.0/ruby/st.h

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/* This is a public domain general purpose hash table package written by Peter Moore @ UCB. */

/* @(#) st.h 5.1 89/12/14 */

#ifndef RUBY_ST_H
#define RUBY_ST_H 1

#if defined(__cplusplus)
extern "C" {
#if 0
} /* satisfy cc-mode */
#endif
#endif

#include "ruby/defines.h"

#if   defined STDC_HEADERS
#include <stddef.h>
#elif defined HAVE_STDLIB_H
#include <stdlib.h>
#endif

#ifdef HAVE_STDINT_H
# include <stdint.h>
#endif
#ifdef HAVE_INTTYPES_H
# include <inttypes.h>
#endif

#if defined __GNUC__ && __GNUC__ >= 4
#pragma GCC visibility push(default)
#endif

#if SIZEOF_LONG == SIZEOF_VOIDP
typedef unsigned long st_data_t;
#elif SIZEOF_LONG_LONG == SIZEOF_VOIDP
typedef unsigned LONG_LONG st_data_t;
#else
# error ---->> st.c requires sizeof(void*) == sizeof(long) or sizeof(LONG_LONG) to be compiled. <<----
#endif
#define ST_DATA_T_DEFINED

#ifndef CHAR_BIT
# ifdef HAVE_LIMITS_H
#  include <limits.h>
# else
#  define CHAR_BIT 8
# endif
#endif
#ifndef _
# define _(args) args
#endif
#ifndef ANYARGS
# ifdef __cplusplus
#   define ANYARGS ...
# else
#   define ANYARGS
# endif
#endif

typedef struct st_table st_table;

typedef st_data_t st_index_t;
typedef int st_compare_func(st_data_t, st_data_t);
typedef st_index_t st_hash_func(st_data_t);

typedef char st_check_for_sizeof_st_index_t[SIZEOF_VOIDP == (int)sizeof(st_index_t) ? 1 : -1];
#define SIZEOF_ST_INDEX_T SIZEOF_VOIDP

struct st_hash_type {
    int (*compare)(ANYARGS /*st_data_t, st_data_t*/); /* st_compare_func* */
    st_index_t (*hash)(ANYARGS /*st_data_t*/);        /* st_hash_func* */
};

#define ST_INDEX_BITS (sizeof(st_index_t) * CHAR_BIT)

struct st_table {
    const struct st_hash_type *type;
    st_index_t num_bins;
    unsigned int entries_packed : 1;
#ifdef __GNUC__
    /*
     * C spec says,
     *   A bit-field shall have a type that is a qualified or unqualified
     *   version of _Bool, signed int, unsigned int, or some other
     *   implementation-defined type. It is implementation-defined whether
     *   atomic types are permitted.
     * In short, long and long long bit-field are implementation-defined
     * feature. Therefore we want to supress a warning explicitly.
     */
    __extension__
#endif
    st_index_t num_entries : ST_INDEX_BITS - 1;
    union {
	struct {
	    struct st_table_entry **bins;
	    struct st_table_entry *head, *tail;
	} big;
	struct {
	    struct st_packed_entry *entries;
	    st_index_t real_entries;
	} packed;
    } as;
};

#define st_is_member(table,key) st_lookup((table),(key),(st_data_t *)0)

enum st_retval {ST_CONTINUE, ST_STOP, ST_DELETE, ST_CHECK};

st_table *st_init_table(const struct st_hash_type *);
st_table *st_init_table_with_size(const struct st_hash_type *, st_index_t);
st_table *st_init_numtable(void);
st_table *st_init_numtable_with_size(st_index_t);
st_table *st_init_strtable(void);
st_table *st_init_strtable_with_size(st_index_t);
st_table *st_init_strcasetable(void);
st_table *st_init_strcasetable_with_size(st_index_t);
int st_delete(st_table *, st_data_t *, st_data_t *); /* returns 0:notfound 1:deleted */
int st_delete_safe(st_table *, st_data_t *, st_data_t *, st_data_t);
int st_insert(st_table *, st_data_t, st_data_t);
int st_insert2(st_table *, st_data_t, st_data_t, st_data_t (*)(st_data_t));
int st_lookup(st_table *, st_data_t, st_data_t *);
int st_get_key(st_table *, st_data_t, st_data_t *);
typedef int st_update_callback_func(st_data_t *key, st_data_t *value, st_data_t arg, int existing);
int st_update(st_table *table, st_data_t key, st_update_callback_func *func, st_data_t arg);
int st_foreach(st_table *, int (*)(ANYARGS), st_data_t);
int st_foreach_check(st_table *, int (*)(ANYARGS), st_data_t, st_data_t);
int st_reverse_foreach(st_table *, int (*)(ANYARGS), st_data_t);
void st_add_direct(st_table *, st_data_t, st_data_t);
void st_free_table(st_table *);
void st_cleanup_safe(st_table *, st_data_t);
void st_clear(st_table *);
st_table *st_copy(st_table *);
int st_numcmp(st_data_t, st_data_t);
st_index_t st_numhash(st_data_t);
int st_strcasecmp(const char *s1, const char *s2);
int st_strncasecmp(const char *s1, const char *s2, size_t n);
size_t st_memsize(const st_table *);
st_index_t st_hash(const void *ptr, size_t len, st_index_t h);
st_index_t st_hash_uint32(st_index_t h, uint32_t i);
st_index_t st_hash_uint(st_index_t h, st_index_t i);
st_index_t st_hash_end(st_index_t h);
st_index_t st_hash_start(st_index_t h);
#define st_hash_start(h) ((st_index_t)(h))

#if defined __GNUC__ && __GNUC__ >= 4
#pragma GCC visibility pop
#endif

#if defined(__cplusplus)
#if 0
{ /* satisfy cc-mode */
#endif
}  /* extern "C" { */
#endif

#endif /* RUBY_ST_H */

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Name	Size	Perms	Modified	Actions
backward DIR	-	drwxr-xr-x	2024-03-03 22:53:05	Edit Download recursive recursive
debug.h	3.28 KB	lrw-r--r--	2013-01-29 08:25:32	Edit Download recursive recursive
defines.h	5.42 KB	lrw-r--r--	2011-11-15 05:05:35	Edit Download recursive recursive
digest.h	881 B	lrw-r--r--	2023-07-26 14:09:00	Edit Download recursive recursive
dl.h	7.45 KB	lrw-r--r--	2023-07-26 14:09:00	Edit Download recursive recursive
encoding.h	13.79 KB	lrw-r--r--	2012-04-11 13:31:23	Edit Download recursive recursive
intern.h	32.16 KB	lrw-r--r--	2014-07-03 06:20:05	Edit Download recursive recursive
io.h	5.73 KB	lrw-r--r--	2013-04-14 15:10:30	Edit Download recursive recursive
missing.h	4.42 KB	lrw-r--r--	2013-03-20 14:10:09	Edit Download recursive recursive
oniguruma.h	36.85 KB	lrw-r--r--	2014-09-05 04:42:09	Edit Download recursive recursive
re.h	1.47 KB	lrw-r--r--	2010-07-21 21:38:25	Edit Download recursive recursive
regex.h	890 B	lrw-r--r--	2010-07-21 21:38:25	Edit Download recursive recursive
ruby.h	48.54 KB	lrw-r--r--	2013-06-18 18:40:31	Edit Download recursive recursive
st.h	4.54 KB	lrw-r--r--	2012-03-29 14:50:20	Edit Download recursive recursive
subst.h	374 B	lrw-r--r--	2011-12-05 05:29:31	Edit Download recursive recursive
thread.h	1.08 KB	lrw-r--r--	2012-11-28 13:01:25	Edit Download recursive recursive
util.h	2.09 KB	lrw-r--r--	2012-11-21 12:42:11	Edit Download recursive recursive
version.h	1.92 KB	lrw-r--r--	2012-01-06 14:13:27	Edit Download recursive recursive
vm.h	1.75 KB	lrw-r--r--	2010-12-02 11:06:32	Edit Download recursive recursive

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