#include "private.h"
+
#define DT_FLAG_DESTROYED 0x0001 /**< user destroyed but some other layers still have a reference */
#define DT_FLAG_COMMITED 0x0002 /**< ready to be used for a send/recv operation */
#define DT_FLAG_CONTIGUOUS 0x0004 /**< contiguous datatype */
namespace simgrid{
namespace smpi{
-class Datatype : public F2C{
+class Datatype : public F2C, public Keyval{
protected:
char* name_;
size_t size_;
MPI_Aint lb_;
MPI_Aint ub_;
int flags_;
- xbt_dict_t attributes_;
- int in_use_;
+ int refcount_;
+
public:
- static MPI_Datatype null_id_;
+ static std::unordered_map<int, smpi_key_elem> keyvals_;
+ static int keyval_id_;
Datatype(int size,MPI_Aint lb, MPI_Aint ub, int flags);
Datatype(char* name, int size,MPI_Aint lb, MPI_Aint ub, int flags);
Datatype(Datatype *datatype, int* ret);
virtual ~Datatype();
- void use();
- void unuse();
+ void ref();
+ static void unref(MPI_Datatype datatype);
void commit();
bool is_valid();
size_t size();
int count);
virtual void unserialize( void* contiguous, void *noncontiguous,
int count, MPI_Op op);
- int attr_delete(int keyval);
- int attr_get(int keyval, void* attr_value, int* flag);
- int attr_put(int keyval, void* attr_value);
static int keyval_create(MPI_Type_copy_attr_function* copy_fn, MPI_Type_delete_attr_function* delete_fn, int* keyval, void* extra_state);
static int keyval_free(int* keyval);
int pack(void* inbuf, int incount, void* outbuf, int outcount, int* position, MPI_Comm comm);