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-rwxr-xr-xtest/reserved.c399
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+/* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * *
+ * Copyright by the Board of Trustees of the University of Illinois. *
+ * All rights reserved. *
+ * *
+ * This file is part of HDF5. The full HDF5 copyright notice, including *
+ * terms governing use, modification, and redistribution, is contained in *
+ * the files COPYING and Copyright.html. COPYING can be found at the root *
+ * of the source code distribution tree; Copyright.html can be found at the *
+ * root level of an installed copy of the electronic HDF5 document set and *
+ * is linked from the top-level documents page. It can also be found at *
+ * http://hdf.ncsa.uiuc.edu/HDF5/doc/Copyright.html. If you do not have *
+ * access to either file, you may request a copy from hdfhelp@ncsa.uiuc.edu. *
+ * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * */
+
+#include "h5test.h"
+
+/*-------------------------------------------------------------------------
+ * Function: rsrv_heap
+ *
+ * Purpose: Ensure that heaps reserve file address space.
+ * This function does this by creating datasets up to and past
+ * the limit of the file, then ensuring that an error (not an
+ * assert) was generated and that the file is readable.
+ *
+ * Return: Success: 0
+ *
+ * Failure: 1
+ *
+ * Programmer: James Laird
+ * Nat Furrer
+ * Friday, May 28, 2004
+ *
+ * Modifications:
+ *
+ *-------------------------------------------------------------------------
+ */
+herr_t rsrv_heap()
+{
+ hid_t file_id, dataset_id, dataspace_id;
+ hid_t pfc_id;
+ hsize_t dims[1] = {1};
+ herr_t ret_value = 0;
+ char dset_name[10];
+ int i;
+
+ TESTING("Reserving file space for heap");
+
+ /* Create a new file. */
+ pfc_id = H5Pcreate(H5P_FILE_CREATE);
+ H5Pset_userblock(pfc_id, (int)0);
+ H5Pset_sym_k(pfc_id, (int)1, (int)1);
+ H5Pset_istore_k(pfc_id, (int)1);
+ /* Set file address sizes to be very small. */
+ H5Pset_sizes(pfc_id, (size_t)2,(size_t)2);
+
+ file_id = H5Fcreate("rsrv_heap", H5F_ACC_TRUNC, pfc_id, H5P_DEFAULT);
+
+ /* Write datasets until the file is full, at which point HDF5
+ * should throw an error.
+ */
+ for (i = 0; i < 200; i++)
+ {
+ H5E_BEGIN_TRY {
+ dataspace_id = H5Screate_simple(1, dims, dims);
+ } H5E_END_TRY
+
+ sprintf(dset_name, "Dset %d", i);
+
+ H5E_BEGIN_TRY {
+ dataset_id = H5Dcreate(file_id, dset_name, H5T_NATIVE_INT, dataspace_id, H5P_DEFAULT);
+ } H5E_END_TRY
+
+ if(dataset_id < 0)
+ break;
+
+ H5E_BEGIN_TRY {
+ H5Dwrite(dataset_id, H5T_NATIVE_INT, dataspace_id, dataspace_id, H5P_DEFAULT, &i);
+ } H5E_END_TRY
+
+ H5Dclose(dataset_id);
+ H5Sclose(dataspace_id);
+ }
+
+ /* Close the file, property lists, and library */
+ H5Fclose(file_id);
+ H5Pclose (pfc_id);
+ H5close();
+
+ /* The loop should have broken before completing--the file should not have had
+ * enough address space to hold 200 datasets (or this test needs to be updated!).
+ */
+ if(i == 200)
+ {
+ ret_value = -1;
+ H5_FAILED();
+ }
+
+ /* Re-open the library and try to read a dataset from the file we created */
+ H5open();
+
+ sprintf(dset_name, "Dset %d", i - 2);
+
+ file_id = H5Fopen("rsrv_heap", H5F_ACC_RDONLY, H5P_DEFAULT);
+
+ dataset_id = H5Dopen(file_id, dset_name);
+
+ /* If we can read a dataset from the file, the file has been flushed to disk
+ * (if the heap or object headers weren't flushed, the file would be empty).
+ */
+ if(dataset_id == H5I_BADID)
+ {
+ ret_value = -1;
+ H5_FAILED();
+ }
+
+ H5Dclose(dataset_id);
+ H5Fclose(file_id);
+ remove("rsrv_heap");
+
+ if(ret_value == 0)
+ {
+ PASSED();
+ }
+
+ return ret_value;
+}
+
+/*-------------------------------------------------------------------------
+ * Function: rsrv_ohdr
+ *
+ * Purpose: Ensure that object headers reserve file address space.
+ * This function does this by creating attributes of a dataset
+ * past the limit of the file, then ensuring that an error (not
+ * an assert) was generated and that the file is readable.
+ *
+ * Return: Success: 0
+ *
+ * Failure: 1
+ *
+ * Programmer: James Laird
+ * Nat Furrer
+ * Friday, May 28, 2004
+ *
+ * Modifications:
+ *
+ *-------------------------------------------------------------------------
+ */
+herr_t rsrv_ohdr()
+{
+ hid_t file_id, dataset_id, dataspace_id;
+ hid_t pfc_id, aid, attr_id;
+ hsize_t dims[2];
+ herr_t status, ret_value = 0;
+ int attrval[4][6];
+ char *basenm = "attr";
+ char attrname[20], nm_suf[10];
+ int i;
+
+ TESTING("Reserving file space for object headers");
+
+ /* Create a new file using default properties. */
+ pfc_id = H5Pcreate(H5P_FILE_CREATE);
+ H5Pset_userblock(pfc_id, (int)0);
+ H5Pset_sym_k(pfc_id, (int)1, (int)1);
+ H5Pset_istore_k(pfc_id, (int)1);
+ H5Pset_sizes(pfc_id, (size_t)2,(size_t)2);
+
+ file_id = H5Fcreate("rsrv_ohdr", H5F_ACC_TRUNC, pfc_id, H5P_DEFAULT);
+
+ /* Create the data space for the dataset. */
+ dims[0] = 4;
+ dims[1] = 6;
+ dataspace_id = H5Screate_simple(2, dims, NULL);
+
+ /* Create the dataset. */
+ dataset_id = H5Dcreate(file_id, "/dset", H5T_STD_I32BE, dataspace_id, H5P_DEFAULT);
+
+ for(i=0; i<6; i++)
+ {
+ attrval[0][i] = 0;
+ attrval[1][i] = 1;
+ attrval[2][i] = 2;
+ attrval[3][i] = 3;
+ }
+
+ for (i = 0; i< 2000; i++)
+ {
+ strcpy(attrname, basenm);
+ sprintf(nm_suf, "%d", i);
+ strcat(attrname, nm_suf);
+ H5E_BEGIN_TRY{
+ aid = H5Screate_simple(2, dims, NULL);
+ attr_id = H5Acreate (dataset_id, attrname, H5T_STD_I32BE, aid, H5P_DEFAULT);
+ status = H5Awrite(attr_id, H5T_NATIVE_INT, attrval);
+ status = H5Aclose(attr_id);
+ }H5E_END_TRY
+
+ if(status < 0)
+ break;
+ }
+
+ /* End access to the dataset and dataspace and release resources. */
+ H5Dclose(dataset_id);
+ H5Pclose (pfc_id);
+ H5Sclose(dataspace_id);
+
+ /* Close the file and the library. */
+ H5Fclose(file_id);
+ H5close();
+
+ /* The loop should have broken before completing--the file should not have had
+ * enough address space to hold 2000 attributes (or this test needs to be updated!).
+ */
+ if(i == 2000)
+ {
+ ret_value = -1;
+ H5_FAILED();
+ }
+
+ /* Re-open the library and try to read a dataset from the file we created */
+ H5open();
+
+ file_id = H5Fopen("rsrv_ohdr", H5F_ACC_RDONLY, H5P_DEFAULT);
+
+ dataset_id = H5Dopen(file_id, "/dset");
+
+ /* If we can read the dataset from the file, the file has been flushed to disk
+ * (if the heap or object headers weren't flushed, the file would be empty).
+ */
+ if(dataset_id == H5I_BADID)
+ {
+ H5_FAILED();
+ ret_value = -1;
+ }
+
+ if(ret_value == 0)
+ PASSED();
+
+ H5Dclose(dataset_id);
+ H5Fclose(file_id);
+
+ remove("rsrv_ohdr");
+
+ return ret_value;
+}
+
+/*-------------------------------------------------------------------------
+ * Function: rsrv_vlen
+ *
+ * Purpose: Ensure that variable length datatypes properly ensure that
+ * enough file address space exists before writing.
+ * This function does this by creating a dataset containing
+ * variable length data past the limit of the file, then
+ * ensuring that an error (not an assert) was generated and
+ * that the file is readable.
+ *
+ * Return: Success: 0
+ *
+ * Failure: 1
+ *
+ * Programmer: James Laird
+ * Nat Furrer
+ * Thursday, July 1, 2004
+ *
+ * Modifications:
+ *
+ *-------------------------------------------------------------------------
+ */
+herr_t rsrv_vlen()
+{
+ hid_t file_id, dataset_id, dataspace_id, type_id;
+ hid_t pfc_id, mem_space_id;
+ hsize_t dims[1], start[1], count[1];
+ herr_t status, ret_value = 0;
+ int i;
+ int write_buf[20];
+ hvl_t vlen_data;
+
+ TESTING("Reserved space with variable length data");
+
+ /* Create a new file using default properties. */
+ pfc_id = H5Pcreate(H5P_FILE_CREATE);
+ H5Pset_userblock(pfc_id, (int)0);
+ H5Pset_sym_k(pfc_id, (int)1, (int)1);
+ H5Pset_istore_k(pfc_id, (int)1);
+ H5Pset_sizes(pfc_id, (size_t)2,(size_t)2);
+
+ file_id = H5Fcreate("rsrv_vlen", H5F_ACC_TRUNC, pfc_id, H5P_DEFAULT);
+
+ /* Create the data space for the dataset. */
+ dims[0] = 2000;
+ dataspace_id = H5Screate_simple(1, dims, NULL);
+
+ /* Create a variable length type */
+ type_id = H5Tvlen_create(H5T_NATIVE_INT);
+
+ /* Create the dataset. */
+ dataset_id = H5Dcreate(file_id, "/dset", type_id, dataspace_id, H5P_DEFAULT);
+
+ /* Create some data to write */
+ for (i = 0; i < 20; i++)
+ write_buf[i] = i+1;
+ vlen_data.p = write_buf;
+
+ /* Create a memory dataspace for writing */
+ dims[0] = 1;
+ mem_space_id = H5Screate_simple(1, dims, NULL);
+
+ /* Create a selection to write to */
+ start[0] = 0;
+ count[0] = 1;
+ H5Sselect_hyperslab(dataspace_id, H5S_SELECT_SET, start, NULL, count, NULL);
+
+ for (i = 0; i< 2000; i++)
+ {
+ vlen_data.len = (i%20) + 1;
+
+ dims[0] = i;
+ H5Soffset_simple(dataspace_id, dims);
+
+ H5E_BEGIN_TRY
+ status = H5Dwrite(dataset_id, type_id, mem_space_id, dataspace_id, H5P_DEFAULT, &vlen_data);
+ H5E_END_TRY
+
+ if(status < 0)
+ break;
+ }
+
+ /* End access to the dataset and dataspace and release resources. */
+ H5Dclose(dataset_id);
+ H5Pclose (pfc_id);
+ H5Sclose(dataspace_id);
+ H5Tclose(type_id);
+ H5Sclose(mem_space_id);
+
+ /* Close the file and the library. */
+ H5Fclose(file_id);
+ H5close();
+
+ /* The loop should have broken before completing--the file should not have had
+ * enough address space to hold 2000 attributes (or this test needs to be updated!).
+ */
+ if(i == 2000)
+ {
+ ret_value = -1;
+ H5_FAILED();
+ }
+
+ /* Re-open the library and try to read a dataset from the file we created */
+ H5open();
+
+ file_id = H5Fopen("rsrv_vlen", H5F_ACC_RDONLY, H5P_DEFAULT);
+
+ dataset_id = H5Dopen(file_id, "/dset");
+
+ /* If we can read the dataset from the file, the file has been flushed to disk
+ * (if the heap or object headers weren't flushed, the file would be empty).
+ */
+ if(dataset_id == H5I_BADID)
+ {
+ H5_FAILED();
+ ret_value = -1;
+ }
+
+ if(ret_value == 0)
+ PASSED();
+
+ H5Dclose(dataset_id);
+ H5Fclose(file_id);
+
+ remove("rsrv_vlen");
+
+ return ret_value;
+}
+
+/*-------------------------------------------------------------------------
+ * Function: main
+ *
+ * Purpose:
+ *
+ * Return: Success:
+ *
+ * Failure:
+ *
+ * Programmer: Nat Furrer and James Laird
+ * Thursday, July 1, 2004
+ *
+ * Modifications:
+ *
+ *-------------------------------------------------------------------------
+ */
+int
+main(void)
+{
+ rsrv_ohdr();
+ rsrv_heap();
+ rsrv_vlen();
+}
+