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openmpi/ompi/mca/osc/pt2pt/osc_pt2pt_obj_convert.h
Brian Barrett 340bf14191 * support non-predefined datatypes for all three communication mechanisms
* rework the thread locking so that it at least makes sense to me.  Still
  need to do a bunch of testing before I'm happy with it, but it's a tad
  bit closer...

This commit was SVN r8918.
2006-02-07 12:16:23 +00:00

73 строки
2.1 KiB
C

/*
* Copyright (c) 2004-2005 The Trustees of Indiana University.
* All rights reserved.
* Copyright (c) 2004-2005 The Trustees of the University of Tennessee.
* All rights reserved.
* Copyright (c) 2004-2005 High Performance Computing Center Stuttgart,
* University of Stuttgart. All rights reserved.
* Copyright (c) 2004-2005 The Regents of the University of California.
* All rights reserved.
* $COPYRIGHT$
*
* Additional copyrights may follow
*
* $HEADER$
*/
/*
* utility functions for dealing with remote datatype and op structures
*/
#include "mpi.h"
#include "ompi/datatype/datatype.h"
static inline
struct ompi_datatype_t*
ompi_osc_pt2pt_datatype_create(ompi_proc_t *remote_proc, void **payload)
{
struct ompi_datatype_t *datatype =
ompi_ddt_create_from_packed_description(payload, remote_proc);
if (ompi_ddt_is_predefined(datatype)) OBJ_RETAIN(datatype);
return datatype;
}
static inline
ompi_op_t *
ompi_osc_pt2pt_op_create(int op_id)
{
ompi_op_t *op = MPI_Op_f2c(op_id);
OBJ_RETAIN(op);
return op;
}
int ompi_osc_pt2pt_process_op(ompi_osc_pt2pt_module_t *module,
ompi_osc_pt2pt_send_header_t *header,
struct ompi_datatype_t *datatype,
ompi_op_t *op,
void *inbuf,
size_t inbuflen);
/**
* Convert a window index number into a module instance.
*/
static inline ompi_osc_pt2pt_module_t*
ompi_osc_pt2pt_windx_to_module(uint32_t windx)
{
int ret;
ompi_osc_pt2pt_module_t *module;
/* find the right module and dispatch */
ret = opal_hash_table_get_value_uint32(&mca_osc_pt2pt_component.p2p_c_modules,
windx,
(void**) (&module));
if (OMPI_SUCCESS != ret) {
opal_output(0, "Could not translate windx %d to a local MPI_Win instance",
windx);
return NULL;
}
return module;
}