mpi.h.in

MPI stands for the Message Passing Interface. Written by the MPI Forum (a large committee comprising

                                          void* attribute_val_out,
                                          int* flag );
OMPI_DECLSPEC int OMPI_C_MPI_NULL_DELETE_FN( MPI_Comm comm, int comm_keyval,
                                             void* attribute_val_out, 
                                             void* extra_state );
OMPI_DECLSPEC int OMPI_C_MPI_NULL_COPY_FN( MPI_Comm comm, int comm_keyval, 
                                           void* extra_state,
                                           void* attribute_val_in, 
                                           void* attribute_val_out,
                                           int* flag );
OMPI_DECLSPEC int OMPI_C_MPI_DUP_FN( MPI_Comm comm, int comm_keyval, 
                                     void* extra_state,
                                     void* attribute_val_in, 
                                     void* attribute_val_out,
                                     int* flag );
OMPI_DECLSPEC int OMPI_C_MPI_WIN_NULL_DELETE_FN( MPI_Win window, 
                                                 int win_keyval,
                                                 void* attribute_val_out, 
                                                 void* extra_state );
OMPI_DECLSPEC int OMPI_C_MPI_WIN_NULL_COPY_FN( MPI_Win window, int win_keyval, 
                                               void* extra_state, 
                                               void* attribute_val_in,
                                               void* attribute_val_out, 
                                               int* flag );
OMPI_DECLSPEC int OMPI_C_MPI_WIN_DUP_FN( MPI_Win window, int win_keyval, 
                                         void* extra_state,
                                         void* attribute_val_in, 
                                         void* attribute_val_out,
                                         int* flag );


/*
 * External variables
 */
OMPI_DECLSPEC extern struct ompi_communicator_t ompi_mpi_comm_world;
OMPI_DECLSPEC extern struct ompi_communicator_t ompi_mpi_comm_self;
OMPI_DECLSPEC extern struct ompi_communicator_t ompi_mpi_comm_null;

OMPI_DECLSPEC extern struct ompi_group_t ompi_mpi_group_empty;
OMPI_DECLSPEC extern struct ompi_group_t ompi_mpi_group_null;

OMPI_DECLSPEC extern struct ompi_request_t ompi_request_null;

OMPI_DECLSPEC extern struct ompi_op_t ompi_mpi_op_null;
OMPI_DECLSPEC extern struct ompi_op_t ompi_mpi_op_max, ompi_mpi_op_min;
OMPI_DECLSPEC extern struct ompi_op_t ompi_mpi_op_sum, ompi_mpi_op_prod;
OMPI_DECLSPEC extern struct ompi_op_t ompi_mpi_op_land, ompi_mpi_op_band;
OMPI_DECLSPEC extern struct ompi_op_t ompi_mpi_op_lor, ompi_mpi_op_bor;
OMPI_DECLSPEC extern struct ompi_op_t ompi_mpi_op_lxor, ompi_mpi_op_bxor;
OMPI_DECLSPEC extern struct ompi_op_t ompi_mpi_op_maxloc, ompi_mpi_op_minloc;
OMPI_DECLSPEC extern struct ompi_op_t ompi_mpi_op_replace;

OMPI_DECLSPEC extern struct ompi_datatype_t ompi_mpi_char, ompi_mpi_byte;
OMPI_DECLSPEC extern struct ompi_datatype_t ompi_mpi_int, ompi_mpi_logic;
OMPI_DECLSPEC extern struct ompi_datatype_t ompi_mpi_short, ompi_mpi_long;
OMPI_DECLSPEC extern struct ompi_datatype_t ompi_mpi_float, ompi_mpi_double;
OMPI_DECLSPEC extern struct ompi_datatype_t ompi_mpi_long_double;
OMPI_DECLSPEC extern struct ompi_datatype_t ompi_mpi_cplex, ompi_mpi_packed;
OMPI_DECLSPEC extern struct ompi_datatype_t ompi_mpi_signed_char;
OMPI_DECLSPEC extern struct ompi_datatype_t ompi_mpi_unsigned_char;
OMPI_DECLSPEC extern struct ompi_datatype_t ompi_mpi_unsigned_short;
OMPI_DECLSPEC extern struct ompi_datatype_t ompi_mpi_unsigned, ompi_mpi_datatype_null;
OMPI_DECLSPEC extern struct ompi_datatype_t ompi_mpi_unsigned_long, ompi_mpi_ldblcplex;
OMPI_DECLSPEC extern struct ompi_datatype_t ompi_mpi_ub, ompi_mpi_lb;
OMPI_DECLSPEC extern struct ompi_datatype_t ompi_mpi_float_int, ompi_mpi_double_int;
OMPI_DECLSPEC extern struct ompi_datatype_t ompi_mpi_long_int, ompi_mpi_2int;
OMPI_DECLSPEC extern struct ompi_datatype_t ompi_mpi_short_int, ompi_mpi_dblcplex;
OMPI_DECLSPEC extern struct ompi_datatype_t ompi_mpi_integer, ompi_mpi_real;
OMPI_DECLSPEC extern struct ompi_datatype_t ompi_mpi_dblprec, ompi_mpi_character;
OMPI_DECLSPEC extern struct ompi_datatype_t ompi_mpi_2real, ompi_mpi_2dblprec;
OMPI_DECLSPEC extern struct ompi_datatype_t ompi_mpi_2integer, ompi_mpi_longdbl_int;
OMPI_DECLSPEC extern struct ompi_datatype_t ompi_mpi_wchar, ompi_mpi_long_long_int;
OMPI_DECLSPEC extern struct ompi_datatype_t ompi_mpi_unsigned_long_long;
OMPI_DECLSPEC extern struct ompi_datatype_t ompi_mpi_cxx_cplex, ompi_mpi_cxx_dblcplex;
OMPI_DECLSPEC extern struct ompi_datatype_t ompi_mpi_cxx_ldblcplex;
OMPI_DECLSPEC extern struct ompi_datatype_t ompi_mpi_cxx_bool;
OMPI_DECLSPEC extern struct ompi_datatype_t ompi_mpi_2cplex, ompi_mpi_2dblcplex;
/* other MPI2 datatypes */
#if OMPI_HAVE_FORTRAN_INTEGER1
OMPI_DECLSPEC extern struct ompi_datatype_t ompi_mpi_integer1;
#endif
#if OMPI_HAVE_FORTRAN_INTEGER2
OMPI_DECLSPEC extern struct ompi_datatype_t ompi_mpi_integer2;
#endif
#if OMPI_HAVE_FORTRAN_INTEGER4
OMPI_DECLSPEC extern struct ompi_datatype_t ompi_mpi_integer4;
#endif
#if OMPI_HAVE_FORTRAN_INTEGER8
OMPI_DECLSPEC extern struct ompi_datatype_t ompi_mpi_integer8;
#endif
#if OMPI_HAVE_FORTRAN_INTEGER16
OMPI_DECLSPEC extern struct ompi_datatype_t ompi_mpi_integer16;
#endif
#if OMPI_HAVE_FORTRAN_REAL4
OMPI_DECLSPEC extern struct ompi_datatype_t ompi_mpi_real4; 
#endif
#if OMPI_HAVE_FORTRAN_REAL8
OMPI_DECLSPEC extern struct ompi_datatype_t ompi_mpi_real8;
#endif
#if OMPI_HAVE_FORTRAN_REAL16
OMPI_DECLSPEC extern struct ompi_datatype_t ompi_mpi_real16;
#endif
#if OMPI_HAVE_FORTRAN_REAL4
OMPI_DECLSPEC extern struct ompi_datatype_t ompi_mpi_complex8;
#endif
#if OMPI_HAVE_FORTRAN_REAL8
OMPI_DECLSPEC extern struct ompi_datatype_t ompi_mpi_complex16;
#endif
#if OMPI_HAVE_FORTRAN_REAL16
OMPI_DECLSPEC extern struct ompi_datatype_t ompi_mpi_complex32;
#endif

OMPI_DECLSPEC extern struct ompi_errhandler_t ompi_mpi_errhandler_null;
OMPI_DECLSPEC extern struct ompi_errhandler_t ompi_mpi_errors_are_fatal;
OMPI_DECLSPEC extern struct ompi_errhandler_t ompi_mpi_errors_return;

OMPI_DECLSPEC extern struct ompi_win_t ompi_mpi_win_null;
OMPI_DECLSPEC extern struct ompi_file_t ompi_mpi_file_null;

OMPI_DECLSPEC extern struct ompi_info_t ompi_mpi_info_null;

OMPI_DECLSPEC extern MPI_Fint *MPI_F_STATUS_IGNORE;
OMPI_DECLSPEC extern MPI_Fint *MPI_F_STATUSES_IGNORE;

/*
 * MPI predefined handles
 */
#define MPI_COMM_WORLD (&ompi_mpi_comm_world)
#define MPI_COMM_SELF (&ompi_mpi_comm_self)

#define MPI_GROUP_EMPTY (&ompi_mpi_group_empty)

#define MPI_MAX (&ompi_mpi_op_max)
#define MPI_MIN (&ompi_mpi_op_min)
#define MPI_SUM (&ompi_mpi_op_sum)
#define MPI_PROD (&ompi_mpi_op_prod)
#define MPI_LAND (&ompi_mpi_op_land)
#define MPI_BAND (&ompi_mpi_op_band)
#define MPI_LOR (&ompi_mpi_op_lor)
#define MPI_BOR (&ompi_mpi_op_bor)
#define MPI_LXOR (&ompi_mpi_op_lxor)
#define MPI_BXOR (&ompi_mpi_op_bxor)
#define MPI_MAXLOC (&ompi_mpi_op_maxloc)
#define MPI_MINLOC (&ompi_mpi_op_minloc)
#define MPI_REPLACE (&ompi_mpi_op_replace)

/* C datatypes */
#define MPI_DATATYPE_NULL (&ompi_mpi_datatype_null)
#define MPI_BYTE (&ompi_mpi_byte)
#define MPI_PACKED (&ompi_mpi_packed)
#define MPI_CHAR (&ompi_mpi_char)
#define MPI_SHORT (&ompi_mpi_short)
#define MPI_INT (&ompi_mpi_int)
#define MPI_LONG (&ompi_mpi_long)
#define MPI_FLOAT (&ompi_mpi_float)
#define MPI_DOUBLE (&ompi_mpi_double)
#define MPI_LONG_DOUBLE (&ompi_mpi_long_double)
#define MPI_UNSIGNED_CHAR (&ompi_mpi_unsigned_char)
#define MPI_SIGNED_CHAR (&ompi_mpi_signed_char)
#define MPI_UNSIGNED_SHORT (&ompi_mpi_unsigned_short)
#define MPI_UNSIGNED_LONG (&ompi_mpi_unsigned_long)
#define MPI_UNSIGNED (&ompi_mpi_unsigned)
#define MPI_FLOAT_INT (&ompi_mpi_float_int)
#define MPI_DOUBLE_INT (&ompi_mpi_double_int)
#define MPI_LONG_DOUBLE_INT (&ompi_mpi_longdbl_int)
#define MPI_LONG_INT (&ompi_mpi_long_int)
#define MPI_SHORT_INT (&ompi_mpi_short_int)
#define MPI_2INT (&ompi_mpi_2int)
#define MPI_UB (&ompi_mpi_ub)
#define MPI_LB (&ompi_mpi_lb)
#define MPI_WCHAR (&ompi_mpi_wchar)
#if HAVE_LONG_LONG
#define MPI_LONG_LONG_INT (&ompi_mpi_long_long_int)
#define MPI_LONG_LONG (&ompi_mpi_long_long_int)
#define MPI_UNSIGNED_LONG_LONG (&ompi_mpi_unsigned_long_long)
#endif  /* HAVE_LONG_LONG */
#define MPI_2COMPLEX (&ompi_mpi_2cplex)
#define MPI_2DOUBLE_COMPLEX (&ompi_mpi_2dblcplex)

/* Fortran datatype bindings */
#define MPI_CHARACTER (&ompi_mpi_character)
#define MPI_LOGICAL (&ompi_mpi_logic)
#define MPI_INTEGER (&ompi_mpi_integer)
#if OMPI_HAVE_FORTRAN_INTEGER1
#define MPI_INTEGER1 (&ompi_mpi_integer1)
#endif
#if OMPI_HAVE_FORTRAN_INTEGER2
#define MPI_INTEGER2 (&ompi_mpi_integer2)
#endif
#if OMPI_HAVE_FORTRAN_INTEGER4
#define MPI_INTEGER4 (&ompi_mpi_integer4)
#endif
#if OMPI_HAVE_FORTRAN_INTEGER8
#define MPI_INTEGER8 (&ompi_mpi_integer8)
#endif
#if OMPI_HAVE_FORTRAN_INTEGER16
#define MPI_INTEGER16 (&ompi_mpi_integer16)
#endif
#define MPI_REAL (&ompi_mpi_real)
#if OMPI_HAVE_FORTRAN_REAL4
#define MPI_REAL4 (&ompi_mpi_real4)
#endif
#if OMPI_HAVE_FORTRAN_REAL8
#define MPI_REAL8 (&ompi_mpi_real8)
#endif
#if OMPI_HAVE_FORTRAN_REAL16
#define MPI_REAL16 (&ompi_mpi_real16)
#endif
#define MPI_DOUBLE_PRECISION (&ompi_mpi_dblprec)
#define MPI_COMPLEX (&ompi_mpi_cplex)
#if OMPI_HAVE_FORTRAN_REAL4
#define MPI_COMPLEX8 (&ompi_mpi_complex8)
#endif
#if OMPI_HAVE_FORTRAN_REAL8
#define MPI_COMPLEX16 (&ompi_mpi_complex16)
#endif
#if OMPI_HAVE_FORTRAN_REAL16
#define MPI_COMPLEX32 (&ompi_mpi_complex32)
#endif
#define MPI_DOUBLE_COMPLEX (&ompi_mpi_dblcplex)
#define MPI_2REAL (&ompi_mpi_2real)
#define MPI_2DOUBLE_PRECISION (&ompi_mpi_2dblprec)
#define MPI_2INTEGER (&ompi_mpi_2integer)

#define MPI_ERRORS_ARE_FATAL (&ompi_mpi_errors_are_fatal)
#define MPI_ERRORS_RETURN (&ompi_mpi_errors_return)

/* Typeclass definition for MPI_Type_match_size */
#define MPI_TYPECLASS_INTEGER    1
#define MPI_TYPECLASS_REAL       2
#define MPI_TYPECLASS_COMPLEX    3

/*
 * For applications still using the old [non-standard] ROMIO conventions
 */
#define MPIO_Request MPI_Request
#define MPIO_Test MPI_Test
#define MPIO_Wait MPI_Wait


/*
 * MPI API
 */

OMPI_DECLSPEC  int MPI_Abort(MPI_Comm comm, int errorcode);
OMPI_DECLSPEC  int MPI_Accumulate(void *origin_addr, int origin_count, MPI_Datatype origin_datatype,
                                  int target_rank, MPI_Aint target_disp, int target_count,
                                  MPI_Datatype target_datatype, MPI_Op op, MPI_Win win); 
OMPI_DECLSPEC  int MPI_Add_error_class(int *errorclass);
OMPI_DECLSPEC  int MPI_Add_error_code(int errorclass, int *errorcode);
OMPI_DECLSPEC  int MPI_Add_error_string(int errorcode, char *string);
OMPI_DECLSPEC  int MPI_Address(void *location, MPI_Aint *address);
OMPI_DECLSPEC  int MPI_Allgather(void *sendbuf, int sendcount, MPI_Datatype sendtype, 
                                 void *recvbuf, int recvcount, 
                                 MPI_Datatype recvtype, MPI_Comm comm);