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4819f89d3f
* Modify temporary rpath for testing in java example scripts. * Update URL in source file Copyright headers for web copy of COPYING file - src and test directories.
147 lines
5.3 KiB
C
147 lines
5.3 KiB
C
/* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * *
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* Copyright by The HDF Group. *
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* Copyright by the Board of Trustees of the University of Illinois. *
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* All rights reserved. *
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* *
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* This file is part of HDF5. The full HDF5 copyright notice, including *
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* terms governing use, modification, and redistribution, is contained in *
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* the COPYING file, which can be found at the root of the source code *
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* distribution tree, or in https://www.hdfgroup.org/licenses. *
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* If you do not have access to either file, you may request a copy from *
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* help@hdfgroup.org. *
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* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * */
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/*
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* Purpose: Generate an HDF5 file for testing H5FFV-10216
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*/
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#include "h5test.h"
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#define TESTFILE "bad_offset.h5"
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#define GRP1 "group1"
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#define GRP2 "group2"
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#define DSET "dsetA"
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#define SOFT1 "soft_one"
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#define SOFT2 "soft_two"
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/*-------------------------------------------------------------------------
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* Function: main
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*
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* Generate an HDF5 file with groups, datasets and symbolic links.
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* After the file is generated, write bad offset values to
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* the heap at 3 locations in the file:
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* (A) Open the file:
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* fd = HDopen(TESTFILE, O_RDWR, 0663);
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* (B) Position the file at:
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* (1) HDlseek(fd, (HDoff_t)880, SEEK_SET);
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* "/group1/group2": replace heap offset "8" by bad offset
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* (2) HDlseek(fd, (HDoff_t)1512, SEEK_SET);
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* "/dsetA": replace name offset into private heap "72" by bad offset
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* (3) HDlseek(fd, (HDoff_t)1616, SEEK_SET);
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* /soft_one: replace link value offset in the scratch pad "32" by bad offset
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* (C) Write the bad offset value to the file for (1), (2) and (3):
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* write(fd, &val, sizeof(val));
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*
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* Note: if the groups/datasets/symbolic links are changed in the file,
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* the above locations need to be adjusted accordingly.
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*
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* Return: EXIT_SUCCESS/EXIT_FAILURE
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*
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*-------------------------------------------------------------------------
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*/
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int
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main(void)
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{
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hid_t fid = -1, gid1 = -1, gid2 = -1; /* File and group IDs */
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hid_t did = -1, sid = -1; /* Dataset and dataspace IDs */
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int fd = -1; /* File descriptor */
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int64_t val = 999; /* Bad offset value */
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/* Create the test file */
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if ((fid = H5Fcreate(TESTFILE, H5F_ACC_TRUNC, H5P_DEFAULT, H5P_DEFAULT)) < 0)
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FAIL_STACK_ERROR
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/* Create two groups */
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if ((gid1 = H5Gcreate2(fid, GRP1, H5P_DEFAULT, H5P_DEFAULT, H5P_DEFAULT)) < 0)
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FAIL_STACK_ERROR
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if ((gid2 = H5Gcreate2(gid1, GRP2, H5P_DEFAULT, H5P_DEFAULT, H5P_DEFAULT)) < 0)
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FAIL_STACK_ERROR
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/* Close the groups */
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if (H5Gclose(gid1) < 0)
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FAIL_STACK_ERROR
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if (H5Gclose(gid2) < 0)
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FAIL_STACK_ERROR
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/* Create soft links to the groups */
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if (H5Lcreate_soft("/group1", fid, SOFT1, H5P_DEFAULT, H5P_DEFAULT) < 0)
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FAIL_STACK_ERROR
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if (H5Lcreate_soft("/group1/group2", fid, SOFT2, H5P_DEFAULT, H5P_DEFAULT) < 0)
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FAIL_STACK_ERROR
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/* Create a dataset */
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if ((sid = H5Screate(H5S_SCALAR)) < 0)
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FAIL_STACK_ERROR
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if ((did = H5Dcreate2(fid, DSET, H5T_NATIVE_INT, sid, H5P_DEFAULT, H5P_DEFAULT, H5P_DEFAULT)) < 0)
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FAIL_STACK_ERROR
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/* Close the dataset */
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if (H5Dclose(did) < 0)
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FAIL_STACK_ERROR
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/* Close the dataspace */
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if (H5Sclose(sid) < 0)
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FAIL_STACK_ERROR
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/* Close the file */
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if (H5Fclose(fid) < 0)
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FAIL_STACK_ERROR
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/*
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* Write bad offset values at 3 locations in the file
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*/
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/* Open the file */
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if ((fd = HDopen(TESTFILE, O_RDWR, 0663)) < 0)
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FAIL_STACK_ERROR
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/* Position the file for /group1/group2: replace heap offset "8" by bad offset */
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if (HDlseek(fd, (HDoff_t)880, SEEK_SET) < 0)
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FAIL_STACK_ERROR
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/* Write the bad offset value to the file */
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if (HDwrite(fd, &val, sizeof(val)) < 0)
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FAIL_STACK_ERROR
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/* Position the file for /dsetA: replace name offset into private heap "72" by bad offset */
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if (HDlseek(fd, (HDoff_t)1512, SEEK_SET) < 0)
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FAIL_STACK_ERROR
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/* Write the bad offset value to the file */
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if (HDwrite(fd, &val, sizeof(val)) < 0)
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FAIL_STACK_ERROR
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/* Position the file for /soft_one: replace link value offset in the scratch pad "32" by bad offset */
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if (HDlseek(fd, (HDoff_t)1616, SEEK_SET) < 0)
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FAIL_STACK_ERROR
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/* Write the bad offset value to the file */
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if (HDwrite(fd, &val, sizeof(val)) < 0)
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FAIL_STACK_ERROR
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/* Close the file */
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if (HDclose(fd) < 0)
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FAIL_STACK_ERROR
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return EXIT_SUCCESS;
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error:
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H5E_BEGIN_TRY
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{
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H5Gclose(gid1);
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H5Gclose(gid2);
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H5Dclose(did);
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H5Sclose(sid);
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H5Fclose(fid);
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}
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H5E_END_TRY;
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return EXIT_FAILURE;
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} /* end main() */
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