* Add new hash for storing hash data in shared memory

* Add rwlocks implementation (primitive) in memory pool library

1 files changed, 26 insertions, 1 deletions

diff --git a/src/mem_pool.h b/src/mem_pool.h
index 22388df70..cd1af2e77 100644
--- a/src/mem_pool.h
+++ b/src/mem_pool.h
@@ -41,19 +41,44 @@ typedef struct memory_pool_stat_s {
 	size_t chunks_freed;
 } memory_pool_stat_t;
 
+typedef struct memory_pool_rwlock_s {
+	gint *__r_lock;
+	gint *__w_lock;
+} memory_pool_rwlock_t;
+
+/* Allocate new memory poll */
 memory_pool_t* memory_pool_new (size_t size);
+
+/* Get memory from pool */
 void* memory_pool_alloc (memory_pool_t* pool, size_t size);
+/* Get memory and set it to zero */
 void* memory_pool_alloc0 (memory_pool_t* pool, size_t size);
+/* Make a copy of string in pool */
 char* memory_pool_strdup (memory_pool_t* pool, const char *src);
-void memory_pool_add_destructor (memory_pool_t *pool, pool_destruct_func func, void *data);
+
+/* Allocate piece of shared memory */
 void* memory_pool_alloc_shared (memory_pool_t *pool, size_t size);
+/* Lock and unlock chunk of shared memory in which pointer is placed */
 void memory_pool_lock_shared (memory_pool_t *pool, void *pointer);
 void memory_pool_unlock_shared (memory_pool_t *pool, void *pointer);
+
+/* Add destructor callback to pool */
+void memory_pool_add_destructor (memory_pool_t *pool, pool_destruct_func func, void *data);
+/* Delete pool, free all its chunks and call destructors chain */
 void memory_pool_delete (memory_pool_t *pool);
+
+/* Mutexes operations */
 gint* memory_pool_get_mutex (memory_pool_t *pool);
 void memory_pool_lock_mutex (gint *mutex);
 void memory_pool_unlock_mutex (gint *mutex);
 
+/* Simple rwlock implementation */
+memory_pool_rwlock_t* memory_pool_get_rwlock (memory_pool_t *pool);
+void memory_pool_rlock_rwlock (memory_pool_rwlock_t *lock);
+void memory_pool_wlock_rwlock (memory_pool_rwlock_t *lock);
+void memory_pool_runlock_rwlock (memory_pool_rwlock_t *lock);
+void memory_pool_wunlock_rwlock (memory_pool_rwlock_t *lock);
+
 void memory_pool_stat (memory_pool_stat_t *st);
 
 /* Get optimal pool size based on page size for this system */