18 void handle_db_destroy(struct handle_db *db, void (*ptr_destructor)(void *ptr))  in handle_db_destroy()  argument
20 	if (db) {  in handle_db_destroy()
24 			for (n = 0; n < db->max_ptrs; n++)  in handle_db_destroy()
25 				if (db->ptrs[n])  in handle_db_destroy()
26 					ptr_destructor(db->ptrs[n]);  in handle_db_destroy()
28 		free(db->ptrs);  in handle_db_destroy()
29 		db->ptrs = NULL;  in handle_db_destroy()
30 		db->max_ptrs = 0;  in handle_db_destroy()
34 bool handle_db_is_empty(struct handle_db *db)  in handle_db_is_empty()  argument
38 	if (db) {  in handle_db_is_empty()
39 		for (n = 0; n < db->max_ptrs; n++) {  in handle_db_is_empty()
40 			if (db->ptrs[n])  in handle_db_is_empty()
47 int handle_get(struct handle_db *db, void *ptr)  in handle_get()  argument
53 	if (!db || !ptr)  in handle_get()
57 	for (n = 0; n < db->max_ptrs; n++) {  in handle_get()
58 		if (!db->ptrs[n]) {  in handle_get()
59 			db->ptrs[n] = ptr;  in handle_get()
65 	if (db->max_ptrs)  in handle_get()
66 		new_max_ptrs = db->max_ptrs * 2;  in handle_get()
69 	p = realloc(db->ptrs, new_max_ptrs * sizeof(void *));  in handle_get()
72 	db->ptrs = p;  in handle_get()
73 	memset(db->ptrs + db->max_ptrs, 0,  in handle_get()
74 	       (new_max_ptrs - db->max_ptrs) * sizeof(void *));  in handle_get()
75 	db->max_ptrs = new_max_ptrs;  in handle_get()
78 	db->ptrs[n] = ptr;  in handle_get()
82 void *handle_put(struct handle_db *db, int handle)  in handle_put()  argument
86 	if (!db || handle < 0 || (size_t)handle >= db->max_ptrs)  in handle_put()
89 	p = db->ptrs[handle];  in handle_put()
90 	db->ptrs[handle] = NULL;  in handle_put()
94 void *handle_lookup(struct handle_db *db, int handle)  in handle_lookup()  argument
96 	if (!db || handle < 0 || (size_t)handle >= db->max_ptrs)  in handle_lookup()
99 	return db->ptrs[handle];  in handle_lookup()