+int PMPI_File_seek(MPI_File fh, MPI_Offset offset, int whence){\r
+ if (fh==MPI_FILE_NULL){\r
+ return MPI_ERR_FILE;\r
+ } else {\r
+ smpi_bench_end();\r
+ int ret = fh->seek(offset,whence);\r
+ smpi_bench_begin();\r
+ return ret;\r
+ }\r
+}\r
+\r
+int PMPI_File_read(MPI_File fh, void *buf, int count,MPI_Datatype datatype, MPI_Status *status){\r
+ if (fh==MPI_FILE_NULL){\r
+ return MPI_ERR_FILE;\r
+ } else if (buf==nullptr && count > 0){\r
+ return MPI_ERR_BUFFER;\r
+ } else if ( count < 0){\r
+ return MPI_ERR_COUNT;\r
+ } else if ( datatype == MPI_DATATYPE_NULL && count > 0){\r
+ return MPI_ERR_TYPE;\r
+ } else if (status == nullptr){\r
+ return MPI_ERR_ARG;\r
+ } else if (fh->flags() & MPI_MODE_SEQUENTIAL){\r
+ return MPI_ERR_AMODE;\r
+ } else {\r
+ smpi_bench_end();\r
+ int rank_traced = simgrid::s4u::this_actor::get_pid();\r
+ TRACE_smpi_comm_in(rank_traced, __func__, new simgrid::instr::CpuTIData("IO - read", static_cast<double>(count*datatype->size())));\r
+ int ret = fh->read(buf, count, datatype, status);\r
+ TRACE_smpi_comm_out(rank_traced);\r
+ smpi_bench_begin();\r
+ return ret;\r
+ }\r
+}\r
+\r
+\r