diff options
Diffstat (limited to 'examples')
-rw-r--r-- | examples/h5dsm_group_create.c | 73 | ||||
-rw-r--r-- | examples/h5dsm_group_open.c | 61 |
2 files changed, 134 insertions, 0 deletions
diff --git a/examples/h5dsm_group_create.c b/examples/h5dsm_group_create.c new file mode 100644 index 0000000..c172ac2 --- /dev/null +++ b/examples/h5dsm_group_create.c @@ -0,0 +1,73 @@ +#include "h5dsm_example.h" + +int main(int argc, char *argv[]) { + uuid_t pool_uuid; + char *pool_grp = "daos_tier0"; + hid_t file = -1, grp = -1, trans = -1, fapl = -1; + uint64_t trans_num; + + (void)MPI_Init(&argc, &argv); + (void)daos_init(); + + if(argc != 4) + PRINTF_ERROR("argc != 4\n"); + + /* Parse UUID */ + if(0 != uuid_parse(argv[1], pool_uuid)) + ERROR; + + /* Set up FAPL */ + if((fapl = H5Pcreate(H5P_FILE_ACCESS)) < 0) + ERROR; + if(H5Pset_fapl_daosm(fapl, MPI_COMM_WORLD, MPI_INFO_NULL, pool_uuid, pool_grp) < 0) + ERROR; + + /* Open file */ + if((file = H5Fopen_ff(argv[2], H5F_ACC_RDWR, fapl, &trans)) < 0) + ERROR; + + /* Get next transaction */ + if(H5TRget_trans_num(trans, &trans_num) < 0) + ERROR; + if(H5TRclose(trans) < 0) + ERROR; + if((trans = H5TRcreate(file, trans_num + 1)) < 0) + ERROR; + + /* Create group */ + if((grp = H5Gcreate_ff(file, argv[3], H5P_DEFAULT, H5P_DEFAULT, H5P_DEFAULT, trans)) < 0) + ERROR; + + /* Commit transaction */ + if(H5TRcommit(trans) < 0) + ERROR; + + /* Close */ + if(H5Gclose_ff(grp, -1) < 0) + ERROR; + if(H5TRclose(trans) < 0) + ERROR; + if(H5Fclose_ff(file, -1) < 0) + ERROR; + if(H5Pclose(fapl) < 0) + ERROR; + + printf("Success\n"); + + (void)daos_fini(); + (void)MPI_Finalize(); + return 0; + +error: + H5E_BEGIN_TRY { + H5Gclose_ff(grp, -1); + H5TRclose(trans); + H5Fclose_ff(file, -1); + H5Pclose(fapl); + } H5E_END_TRY; + + (void)daos_fini(); + (void)MPI_Finalize(); + return 1; +} + diff --git a/examples/h5dsm_group_open.c b/examples/h5dsm_group_open.c new file mode 100644 index 0000000..4031ff2 --- /dev/null +++ b/examples/h5dsm_group_open.c @@ -0,0 +1,61 @@ +#include "h5dsm_example.h" + +int main(int argc, char *argv[]) { + uuid_t pool_uuid; + char *pool_grp = "daos_tier0"; + hid_t file = -1, grp = -1, trans = -1, fapl = -1; + hsize_t dims[1] = {1}; + + (void)MPI_Init(&argc, &argv); + (void)daos_init(); + + if(argc != 4) + PRINTF_ERROR("argc != 4\n"); + + /* Parse UUID */ + if(0 != uuid_parse(argv[1], pool_uuid)) + ERROR; + + /* Set up FAPL */ + if((fapl = H5Pcreate(H5P_FILE_ACCESS)) < 0) + ERROR; + if(H5Pset_fapl_daosm(fapl, MPI_COMM_WORLD, MPI_INFO_NULL, pool_uuid, pool_grp) < 0) + ERROR; + + /* Open file */ + if((file = H5Fopen_ff(argv[2], H5F_ACC_RDONLY, fapl, &trans)) < 0) + ERROR; + + /* Open group */ + if((grp = H5Gopen_ff(file, argv[3], H5P_DEFAULT, trans)) < 0) + ERROR; + + /* Close */ + if(H5Gclose_ff(grp, -1) < 0) + ERROR; + if(H5TRclose(trans) < 0) + ERROR; + if(H5Fclose_ff(file, -1) < 0) + ERROR; + if(H5Pclose(fapl) < 0) + ERROR; + + printf("Success\n"); + + (void)daos_fini(); + (void)MPI_Finalize(); + return 0; + +error: + H5E_BEGIN_TRY { + H5Gclose_ff(grp, -1); + H5TRclose(trans); + H5Fclose_ff(file, -1); + H5Pclose(fapl); + } H5E_END_TRY; + + (void)daos_fini(); + (void)MPI_Finalize(); + return 1; +} + |