Add support for non unique add string in hashtable

[lttng-tools.git] / src / common / hashtable / hashtable.h

diff --git a/src/common/hashtable/hashtable.h b/src/common/hashtable/hashtable.h
index 4007a9c6c6b29696313415c60473f198cc859a6a..4a8a2bd5c53a184b40ebe5484213816934a80300 100644 (file)
--- a/src/common/hashtable/hashtable.h
+++ b/src/common/hashtable/hashtable.h
@@ -19,6 +19,7 @@
 #define _LTT_HT_H
 
 #include <urcu.h>
+#include <stdint.h>
 
 #include "rculfhash.h"
 #include "rculfhash-internal.h"
@@ -31,6 +32,7 @@ typedef cds_lfht_match_fct hash_match_fct;
 enum lttng_ht_type {
        LTTNG_HT_TYPE_STRING,
        LTTNG_HT_TYPE_ULONG,
+       LTTNG_HT_TYPE_U64,
 };
 
 struct lttng_ht {
@@ -55,6 +57,12 @@ struct lttng_ht_node_ulong {
        struct rcu_head head;
 };
 
+struct lttng_ht_node_u64 {
+       uint64_t key;
+       struct cds_lfht_node node;
+       struct rcu_head head;
+};
+
 /* Hashtable new and destroy */
 extern struct lttng_ht *lttng_ht_new(unsigned long size, int type);
 extern void lttng_ht_destroy(struct lttng_ht *ht);
@@ -63,8 +71,11 @@ extern void lttng_ht_destroy(struct lttng_ht *ht);
 extern void lttng_ht_node_init_str(struct lttng_ht_node_str *node, char *key);
 extern void lttng_ht_node_init_ulong(struct lttng_ht_node_ulong *node,
                unsigned long key);
+extern void lttng_ht_node_init_u64(struct lttng_ht_node_u64 *node,
+               uint64_t key);
 extern void lttng_ht_node_free_str(struct lttng_ht_node_str *node);
 extern void lttng_ht_node_free_ulong(struct lttng_ht_node_ulong *node);
+extern void lttng_ht_node_free_u64(struct lttng_ht_node_u64 *node);
 
 extern void lttng_ht_lookup(struct lttng_ht *ht, void *key,
                struct lttng_ht_iter *iter);
@@ -74,10 +85,18 @@ extern void lttng_ht_add_unique_str(struct lttng_ht *ht,
                struct lttng_ht_node_str *node);
 extern void lttng_ht_add_unique_ulong(struct lttng_ht *ht,
                struct lttng_ht_node_ulong *node);
+extern void lttng_ht_add_unique_u64(struct lttng_ht *ht,
+               struct lttng_ht_node_u64 *node);
 extern struct lttng_ht_node_ulong *lttng_ht_add_replace_ulong(
                struct lttng_ht *ht, struct lttng_ht_node_ulong *node);
+extern struct lttng_ht_node_u64 *lttng_ht_add_replace_u64(
+               struct lttng_ht *ht, struct lttng_ht_node_u64 *node);
+extern void lttng_ht_add_str(struct lttng_ht *ht,
+               struct lttng_ht_node_str *node);
 extern void lttng_ht_add_ulong(struct lttng_ht *ht,
                struct lttng_ht_node_ulong *node);
+extern void lttng_ht_add_u64(struct lttng_ht *ht,
+               struct lttng_ht_node_u64 *node);
 
 extern int lttng_ht_del(struct lttng_ht *ht, struct lttng_ht_iter *iter);
 
@@ -91,5 +110,7 @@ extern struct lttng_ht_node_str *lttng_ht_iter_get_node_str(
                struct lttng_ht_iter *iter);
 extern struct lttng_ht_node_ulong *lttng_ht_iter_get_node_ulong(
                struct lttng_ht_iter *iter);
+extern struct lttng_ht_node_u64 *lttng_ht_iter_get_node_u64(
+               struct lttng_ht_iter *iter);
 
 #endif /* _LTT_HT_H */