+++ /dev/null
-/*
- * Copyright (C) 2011 EfficiOS Inc.
- *
- * SPDX-License-Identifier: GPL-2.0-only
- *
- */
-
-#ifndef _LTT_HT_H
-#define _LTT_HT_H
-
-#include <urcu.h>
-#include <stdint.h>
-
-#include <common/macros.h>
-#include <lttng/lttng-export.h>
-#include <urcu/rculfhash.h>
-
-LTTNG_EXPORT extern unsigned long lttng_ht_seed;
-
-typedef unsigned long (*hash_fct_type)(const void *_key, unsigned long seed);
-typedef cds_lfht_match_fct hash_match_fct;
-
-enum lttng_ht_type {
- LTTNG_HT_TYPE_STRING,
- LTTNG_HT_TYPE_ULONG,
- LTTNG_HT_TYPE_U64,
- LTTNG_HT_TYPE_TWO_U64,
-};
-
-struct lttng_ht {
- struct cds_lfht *ht;
- cds_lfht_match_fct match_fct;
- hash_fct_type hash_fct;
-};
-
-struct lttng_ht_iter {
- struct cds_lfht_iter iter;
-};
-
-struct lttng_ht_node_str {
- char *key;
- struct cds_lfht_node node;
- struct rcu_head head;
-};
-
-struct lttng_ht_node_ulong {
- unsigned long key;
- struct cds_lfht_node node;
- struct rcu_head head;
-};
-
-struct lttng_ht_node_u64 {
- uint64_t key;
- struct cds_lfht_node node;
- struct rcu_head head;
-};
-
-struct lttng_ht_two_u64 {
- uint64_t key1;
- uint64_t key2;
-};
-
-struct lttng_ht_node_two_u64 {
- struct lttng_ht_two_u64 key;
- struct cds_lfht_node node;
- struct rcu_head head;
-};
-
-/* Hashtable new and destroy */
-struct lttng_ht *lttng_ht_new(unsigned long size, enum lttng_ht_type type);
-void lttng_ht_destroy(struct lttng_ht *ht);
-
-/* Specialized node init and free functions */
-void lttng_ht_node_init_str(struct lttng_ht_node_str *node, char *key);
-void lttng_ht_node_init_ulong(struct lttng_ht_node_ulong *node,
- unsigned long key);
-void lttng_ht_node_init_u64(struct lttng_ht_node_u64 *node,
- uint64_t key);
-void lttng_ht_node_init_two_u64(struct lttng_ht_node_two_u64 *node,
- uint64_t key1, uint64_t key2);
-void lttng_ht_node_free_str(struct lttng_ht_node_str *node);
-void lttng_ht_node_free_ulong(struct lttng_ht_node_ulong *node);
-void lttng_ht_node_free_u64(struct lttng_ht_node_u64 *node);
-void lttng_ht_node_free_two_u64(struct lttng_ht_node_two_u64 *node);
-
-void lttng_ht_lookup(struct lttng_ht *ht, const void *key,
- struct lttng_ht_iter *iter);
-
-/* Specialized add unique functions */
-void lttng_ht_add_unique_str(struct lttng_ht *ht,
- struct lttng_ht_node_str *node);
-void lttng_ht_add_unique_ulong(struct lttng_ht *ht,
- struct lttng_ht_node_ulong *node);
-void lttng_ht_add_unique_u64(struct lttng_ht *ht,
- struct lttng_ht_node_u64 *node);
-void lttng_ht_add_unique_two_u64(struct lttng_ht *ht,
- struct lttng_ht_node_two_u64 *node);
-struct lttng_ht_node_ulong *lttng_ht_add_replace_ulong(
- struct lttng_ht *ht, struct lttng_ht_node_ulong *node);
-struct lttng_ht_node_u64 *lttng_ht_add_replace_u64(
- struct lttng_ht *ht, struct lttng_ht_node_u64 *node);
-void lttng_ht_add_str(struct lttng_ht *ht,
- struct lttng_ht_node_str *node);
-void lttng_ht_add_ulong(struct lttng_ht *ht,
- struct lttng_ht_node_ulong *node);
-void lttng_ht_add_u64(struct lttng_ht *ht,
- struct lttng_ht_node_u64 *node);
-
-int lttng_ht_del(struct lttng_ht *ht, struct lttng_ht_iter *iter);
-
-void lttng_ht_get_first(struct lttng_ht *ht,
- struct lttng_ht_iter *iter);
-void lttng_ht_get_next(struct lttng_ht *ht, struct lttng_ht_iter *iter);
-
-unsigned long lttng_ht_get_count(struct lttng_ht *ht);
-
-struct lttng_ht_node_str *lttng_ht_iter_get_node_str(
- struct lttng_ht_iter *iter);
-struct lttng_ht_node_ulong *lttng_ht_iter_get_node_ulong(
- struct lttng_ht_iter *iter);
-struct lttng_ht_node_u64 *lttng_ht_iter_get_node_u64(
- struct lttng_ht_iter *iter);
-struct lttng_ht_node_two_u64 *lttng_ht_iter_get_node_two_u64(
- struct lttng_ht_iter *iter);
-
-#endif /* _LTT_HT_H */