public:
File(MPI_Comm comm, const char *filename, int amode, MPI_Info info);
public:
File(MPI_Comm comm, const char *filename, int amode, MPI_Info info);
int sync();
int seek(MPI_Offset offset, int whence);
int seek_shared(MPI_Offset offset, int whence);
int sync();
int seek(MPI_Offset offset, int whence);
int seek_shared(MPI_Offset offset, int whence);
+ int set_view(MPI_Offset disp, MPI_Datatype etype, MPI_Datatype filetype, const char* datarep, const Info* info);
+ int get_view(MPI_Offset *disp, MPI_Datatype *etype, MPI_Datatype *filetype, char *datarep);
MPI_Info info();
void set_info( MPI_Info info);
static int read(MPI_File fh, void *buf, int count,MPI_Datatype datatype, MPI_Status *status);
MPI_Info info();
void set_info( MPI_Info info);
static int read(MPI_File fh, void *buf, int count,MPI_Datatype datatype, MPI_Status *status);
static int write_ordered(MPI_File fh, const void *buf, int count,MPI_Datatype datatype, MPI_Status *status);
template <int (*T)(MPI_File, void *, int, MPI_Datatype, MPI_Status *)> int op_all(void *buf, int count,MPI_Datatype datatype, MPI_Status *status);
static int close(MPI_File *fh);
static int write_ordered(MPI_File fh, const void *buf, int count,MPI_Datatype datatype, MPI_Status *status);
template <int (*T)(MPI_File, void *, int, MPI_Datatype, MPI_Status *)> int op_all(void *buf, int count,MPI_Datatype datatype, MPI_Status *status);
static int close(MPI_File *fh);
int size = comm_->size();
int rank = comm_-> rank();
MPI_Offset min_offset = file_->tell();
int size = comm_->size();
int rank = comm_-> rank();
MPI_Offset min_offset = file_->tell();
- MPI_Offset max_offset = (min_offset + count * datatype->size());//cheating, as we don't care about exact data location, we can skip extent
+ MPI_Offset max_offset = min_offset + count * datatype->get_extent();//cheating, as we don't care about exact data location, we can skip extent
MPI_Offset* min_offsets = new MPI_Offset[size];
MPI_Offset* max_offsets = new MPI_Offset[size];
simgrid::smpi::colls::allgather(&min_offset, 1, MPI_OFFSET, min_offsets, 1, MPI_OFFSET, comm_);
MPI_Offset* min_offsets = new MPI_Offset[size];
MPI_Offset* max_offsets = new MPI_Offset[size];
simgrid::smpi::colls::allgather(&min_offset, 1, MPI_OFFSET, min_offsets, 1, MPI_OFFSET, comm_);