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-rw-r--r--testpar/t_prop.c38
1 files changed, 23 insertions, 15 deletions
diff --git a/testpar/t_prop.c b/testpar/t_prop.c
index 4601316..e85b227 100644
--- a/testpar/t_prop.c
+++ b/testpar/t_prop.c
@@ -26,42 +26,50 @@ test_encode_decode(hid_t orig_pl, int mpi_rank, int recv_proc)
MPI_Request req[2];
MPI_Status status;
hid_t pl; /* Decoded property list */
- void *buf = NULL;
- size_t buf_size = 0;
+ void *send_buf = NULL;
+ size_t send_size = 0;
herr_t ret; /* Generic return value */
if(mpi_rank == 0) {
+
/* first call to encode returns only the size of the buffer needed */
- ret = H5Pencode(orig_pl, NULL, &buf_size);
+ ret = H5Pencode(orig_pl, NULL, &send_size);
VRFY((ret >= 0), "H5Pencode succeeded");
- buf = (uint8_t *)HDmalloc(buf_size);
+ send_buf = (uint8_t *)HDmalloc(send_size);
- ret = H5Pencode(orig_pl, buf, &buf_size);
+ ret = H5Pencode(orig_pl, send_buf, &send_size);
VRFY((ret >= 0), "H5Pencode succeeded");
- MPI_Isend(&buf_size, 1, MPI_INT, recv_proc, 123, MPI_COMM_WORLD, &req[0]);
- MPI_Isend(buf, (int)buf_size, MPI_BYTE, recv_proc, 124, MPI_COMM_WORLD, &req[1]);
+ MPI_Isend(&send_size, 1, MPI_INT, recv_proc, 123, MPI_COMM_WORLD, &req[0]);
+ MPI_Isend(send_buf, (int)send_size, MPI_BYTE, recv_proc, 124, MPI_COMM_WORLD, &req[1]);
} /* end if */
+
if(mpi_rank == recv_proc) {
- MPI_Recv(&buf_size, 1, MPI_INT, 0, 123, MPI_COMM_WORLD, &status);
- buf = (uint8_t *)HDmalloc(buf_size);
- MPI_Recv(buf, (int)buf_size, MPI_BYTE, 0, 124, MPI_COMM_WORLD, &status);
+ void *recv_buf = NULL;
+ size_t recv_size = 0;
+
+ MPI_Recv(&recv_size, 1, MPI_INT, 0, 123, MPI_COMM_WORLD, &status);
+ recv_buf = (uint8_t *)HDmalloc(recv_size);
+ MPI_Recv(recv_buf, (int)recv_size, MPI_BYTE, 0, 124, MPI_COMM_WORLD, &status);
- pl = H5Pdecode(buf);
+ pl = H5Pdecode(recv_buf);
VRFY((pl >= 0), "H5Pdecode succeeded");
VRFY(H5Pequal(orig_pl, pl), "Property List Equal Succeeded");
ret = H5Pclose(pl);
VRFY((ret >= 0), "H5Pclose succeeded");
+
+ if(NULL != recv_buf)
+ HDfree(recv_buf);
} /* end if */
- if(0 == mpi_rank)
+ if(mpi_rank == 0) {
MPI_Waitall(2, req, MPI_STATUSES_IGNORE);
-
- if(NULL != buf)
- HDfree(buf);
+ if(NULL != send_buf)
+ HDfree(send_buf);
+ }
MPI_Barrier(MPI_COMM_WORLD);