File Manager

003 File Manager

Current Path: /usr/src/sys/contrib/ck/include

usr / src / sys / contrib / ck / include /

📁 ..
📄 ck_array.h(3.06 KB)
📄 ck_backoff.h(1.84 KB)
📄 ck_barrier.h(5.31 KB)
📄 ck_bitmap.h(12.25 KB)
📄 ck_brlock.h(6.47 KB)
📄 ck_bytelock.h(5.3 KB)
📄 ck_cc.h(3.68 KB)
📄 ck_cohort.h(5.64 KB)
📄 ck_elide.h(8.74 KB)
📄 ck_epoch.h(7.82 KB)
📄 ck_fifo.h(12.87 KB)
📄 ck_hp.h(3.31 KB)
📄 ck_hp_fifo.h(5.99 KB)
📄 ck_hp_stack.h(3.08 KB)
📄 ck_hs.h(4.46 KB)
📄 ck_ht.h(6.51 KB)
📄 ck_limits.h(1.77 KB)
📄 ck_malloc.h(1.57 KB)
📄 ck_md.h(3.91 KB)
📄 ck_pflock.h(3.68 KB)
📄 ck_pr.h(31.64 KB)
📄 ck_queue.h(15.78 KB)
📄 ck_rhs.h(4.41 KB)
📄 ck_ring.h(16.8 KB)
📄 ck_rwcohort.h(11.17 KB)
📄 ck_rwlock.h(6.15 KB)
📄 ck_sequence.h(3.35 KB)
📄 ck_spinlock.h(2.46 KB)
📄 ck_stack.h(9.03 KB)
📄 ck_stdbool.h(1.42 KB)
📄 ck_stddef.h(1.42 KB)
📄 ck_stdint.h(1.55 KB)
📄 ck_stdlib.h(1.42 KB)
📄 ck_string.h(1.42 KB)
📄 ck_swlock.h(5.09 KB)
📄 ck_tflock.h(3.9 KB)
📁 gcc
📁 spinlock

Editing: ck_rhs.h

/*
 * Copyright 2012-2015 Samy Al Bahra.
 * All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions
 * are met:
 * 1. Redistributions of source code must retain the above copyright
 *    notice, this list of conditions and the following disclaimer.
 * 2. Redistributions in binary form must reproduce the above copyright
 *    notice, this list of conditions and the following disclaimer in the
 *    documentation and/or other materials provided with the distribution.
 *
 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
 * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
 * SUCH DAMAGE.
 */

#ifndef CK_RHS_H
#define CK_RHS_H

#include <ck_cc.h>
#include <ck_malloc.h>
#include <ck_md.h>
#include <ck_pr.h>
#include <ck_stdint.h>
#include <ck_stdbool.h>
#include <ck_stddef.h>

/*
 * Indicates a single-writer many-reader workload. Mutually
 * exclusive with CK_RHS_MODE_MPMC
 */
#define CK_RHS_MODE_SPMC		1

/*
 * Indicates that values to be stored are not pointers but
 * values. Allows for full precision. Mutually exclusive
 * with CK_RHS_MODE_OBJECT.
 */
#define CK_RHS_MODE_DIRECT	2

/*
 * Indicates that the values to be stored are pointers.
 * Allows for space optimizations in the presence of pointer
 * packing. Mutually exclusive with CK_RHS_MODE_DIRECT.
 */
#define CK_RHS_MODE_OBJECT	8

/*
 * Indicated that the load is read-mostly, so get should be optimized
 * over put and delete
 */
#define CK_RHS_MODE_READ_MOSTLY	16

/* Currently unsupported. */
#define CK_RHS_MODE_MPMC    (void)

/*
 * Hash callback function.
 */
typedef unsigned long ck_rhs_hash_cb_t(const void *, unsigned long);

/*
 * Returns pointer to object if objects are equivalent.
 */
typedef bool ck_rhs_compare_cb_t(const void *, const void *);

#if defined(CK_MD_POINTER_PACK_ENABLE) && defined(CK_MD_VMA_BITS)
#define CK_RHS_PP
#define CK_RHS_KEY_MASK ((1U << ((sizeof(void *) * 8) - CK_MD_VMA_BITS)) - 1)
#endif

struct ck_rhs_map;
struct ck_rhs {
	struct ck_malloc *m;
	struct ck_rhs_map *map;
	unsigned int mode;
	unsigned int load_factor;
	unsigned long seed;
	ck_rhs_hash_cb_t *hf;
	ck_rhs_compare_cb_t *compare;
};
typedef struct ck_rhs ck_rhs_t;

struct ck_rhs_stat {
	unsigned long n_entries;
	unsigned int probe_maximum;
};

struct ck_rhs_iterator {
	void **cursor;
	unsigned long offset;
};
typedef struct ck_rhs_iterator ck_rhs_iterator_t;

#define CK_RHS_ITERATOR_INITIALIZER { NULL, 0 }

/* Convenience wrapper to table hash function. */
#define CK_RHS_HASH(T, F, K) F((K), (T)->seed)

typedef void *ck_rhs_apply_fn_t(void *, void *);
bool ck_rhs_apply(ck_rhs_t *, unsigned long, const void *, ck_rhs_apply_fn_t *, void *);
void ck_rhs_iterator_init(ck_rhs_iterator_t *);
bool ck_rhs_next(ck_rhs_t *, ck_rhs_iterator_t *, void **);
bool ck_rhs_move(ck_rhs_t *, ck_rhs_t *, ck_rhs_hash_cb_t *,
    ck_rhs_compare_cb_t *, struct ck_malloc *);
bool ck_rhs_init(ck_rhs_t *, unsigned int, ck_rhs_hash_cb_t *,
    ck_rhs_compare_cb_t *, struct ck_malloc *, unsigned long, unsigned long);
void ck_rhs_destroy(ck_rhs_t *);
void *ck_rhs_get(ck_rhs_t *, unsigned long, const void *);
bool ck_rhs_put(ck_rhs_t *, unsigned long, const void *);
bool ck_rhs_put_unique(ck_rhs_t *, unsigned long, const void *);
bool ck_rhs_set(ck_rhs_t *, unsigned long, const void *, void **);
bool ck_rhs_fas(ck_rhs_t *, unsigned long, const void *, void **);
void *ck_rhs_remove(ck_rhs_t *, unsigned long, const void *);
bool ck_rhs_grow(ck_rhs_t *, unsigned long);
bool ck_rhs_rebuild(ck_rhs_t *);
bool ck_rhs_gc(ck_rhs_t *);
unsigned long ck_rhs_count(ck_rhs_t *);
bool ck_rhs_reset(ck_rhs_t *);
bool ck_rhs_reset_size(ck_rhs_t *, unsigned long);
void ck_rhs_stat(ck_rhs_t *, struct ck_rhs_stat *);
bool ck_rhs_set_load_factor(ck_rhs_t *, unsigned int);

#endif /* CK_RHS_H */

003 File Manager

Editing: ck_rhs.h

Upload File

Create Folder