#ifndef _MEM_POOL_H_
#define _MEM_POOL_H_  
#include "mm.h"
#include "sem_util.h"
#define MEM_POOL_COND_KEY 0x8801

static int mem_pool_cond  = SemUtil::get(MEM_POOL_COND_KEY, 0);

// static int mem_pool_mutex  = SemUtil::get(MEM_POOL_COND_KEY, 1);

static inline void mem_pool_init(size_t heap_size) {
	if(mm_init(heap_size)) {
		 
	}
}

static inline void mem_pool_destroy(void) {
	if(mm_destroy()) {
		SemUtil::remove(mem_pool_cond);
	}
	
}

static inline void *mem_pool_malloc (size_t size) {
	void *ptr;
	while( (ptr = mm_malloc(size)) == NULL ) {
		err_msg(0, "There is not enough memery to allocate, waiting someone else to free.");
		SemUtil::set(mem_pool_cond, 0);
		// wait for someone else to free space
		SemUtil::dec(mem_pool_cond);

	}
	
	return ptr;
}

static inline void mem_pool_free (void *ptr) {
	mm_free(ptr);
	// notify malloc
	SemUtil::set(mem_pool_cond, 1);

}

static inline void *mem_pool_realloc (void *ptr, size_t size) {
	return mm_realloc(ptr, size);
}

static inline hashtable_t * mem_pool_get_hashtable() {
	return mm_get_hashtable();

}
// extern int mm_checkheap(int verbose);


#endif