hdf5/tools/h5repack/h5repack_verify.c

703 lines
22 KiB
C
Raw Normal View History

/* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * *
* Copyright by The HDF Group. *
* 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://hdfgroup.org/HDF5/doc/Copyright.html. If you do not have *
* access to either file, you may request a copy from help@hdfgroup.org. *
* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * */
#include "h5repack.h"
#include "h5tools.h"
#include "h5tools_utils.h"
/* number of members in an array */
#ifndef NELMTS
# define NELMTS(X) (sizeof(X)/sizeof(X[0]))
#endif
static int verify_layout(hid_t pid, pack_info_t *obj);
static int verify_filters(hid_t pid, hid_t tid, int nfilters, filter_info_t *filter);
/*-------------------------------------------------------------------------
* Function: h5repack_verify
*
* Purpose: verify if filters and layout in the input file match the output file
*
* Return:
* 1 match
* 0 do not match
* -1 error
*
* Programmer: Pedro Vicente, pvn@hdfgroup.org
*
* Date: December 19, 2003
* Modified: December, 19, 2007 (exactly 4 years later :-) )
* Separate into 3 cases
* 1) no filter input, get all datasets and compare DCPLs. TO DO
* 2) filter input on selected datasets, get each one trough OBJ and match
* 3) filter input on all datasets, get all objects and match
*
*-------------------------------------------------------------------------
*/
int
h5repack_verify(const char *in_fname, const char *out_fname, pack_opt_t *options)
{
hid_t fidin; /* file ID for input file*/
hid_t fidout; /* file ID for output file*/
hid_t did; /* dataset ID */
hid_t pid; /* dataset creation property list ID */
hid_t sid; /* space ID */
hid_t tid; /* type ID */
unsigned int i;
trav_table_t *travt = NULL;
int ok = 1;
hid_t fcpl_in; /* file creation property for input file */
hid_t fcpl_out; /* file creation property for output file */
H5F_file_space_type_t in_strat, out_strat; /* file space handling strategy for in/output file */
hsize_t in_thresh, out_thresh; /* free space section threshold for in/output file */
/* open the output file */
if((fidout = H5Fopen(out_fname, H5F_ACC_RDONLY, H5P_DEFAULT)) < 0 )
return -1;
for(i = 0; i < options->op_tbl->nelems; i++)
{
char* name = options->op_tbl->objs[i].path;
pack_info_t *obj = &options->op_tbl->objs[i];
/*-------------------------------------------------------------------------
* open
*-------------------------------------------------------------------------
*/
if((did = H5Dopen2(fidout, name, H5P_DEFAULT)) < 0)
goto error;
if((sid = H5Dget_space(did)) < 0)
goto error;
if((pid = H5Dget_create_plist(did)) < 0)
goto error;
if((tid = H5Dget_type(did)) < 0)
goto error;
/*-------------------------------------------------------------------------
* filter check
*-------------------------------------------------------------------------
*/
if(verify_filters(pid, tid, obj->nfilters, obj->filter) <= 0)
ok = 0;
/*-------------------------------------------------------------------------
* layout check
*-------------------------------------------------------------------------
*/
if((obj->layout != -1) && (verify_layout(pid, obj) == 0))
ok = 0;
/*-------------------------------------------------------------------------
* close
*-------------------------------------------------------------------------
*/
if(H5Pclose(pid) < 0)
goto error;
if (H5Sclose(sid) < 0)
goto error;
if (H5Dclose(did) < 0)
goto error;
if (H5Tclose(tid) < 0)
goto error;
}
/*-------------------------------------------------------------------------
* check for the "all" objects option
*-------------------------------------------------------------------------
*/
if(options->all_filter == 1 || options->all_layout == 1)
{
/* init table */
trav_table_init(&travt);
/* get the list of objects in the file */
if(h5trav_gettable(fidout, travt) < 0)
goto error;
for(i = 0; i < travt->nobjs; i++)
{
char *name = travt->objs[i].name;
if(travt->objs[i].type == H5TRAV_TYPE_DATASET)
{
/*-------------------------------------------------------------------------
* open
*-------------------------------------------------------------------------
*/
if((did = H5Dopen2(fidout, name, H5P_DEFAULT)) < 0)
goto error;
if((sid = H5Dget_space(did)) < 0)
goto error;
if((pid = H5Dget_create_plist(did)) < 0)
goto error;
if((tid = H5Dget_type(did)) < 0)
goto error;
/*-------------------------------------------------------------------------
* filter check
*-------------------------------------------------------------------------
*/
if(options->all_filter == 1)
{
if(verify_filters(pid, tid, options->n_filter_g, options->filter_g) <= 0)
ok = 0;
}
/*-------------------------------------------------------------------------
* layout check
*-------------------------------------------------------------------------
*/
if(options->all_layout == 1)
{
pack_info_t pack;
init_packobject(&pack);
pack.layout = options->layout_g;
pack.chunk = options->chunk_g;
if(verify_layout(pid, &pack) == 0)
ok = 0;
}
/*-------------------------------------------------------------------------
* close
*-------------------------------------------------------------------------
*/
if (H5Pclose(pid) < 0)
goto error;
if (H5Sclose(sid) < 0)
goto error;
if (H5Dclose(did) < 0)
goto error;
if (H5Tclose(tid) < 0)
goto error;
} /* if */
} /* i */
/* free table */
trav_table_free(travt);
}
/*-------------------------------------------------------------------------
* Verify that file space strategy and free space threshold
* are set as expected
*-------------------------------------------------------------------------
*/
/* open the input file */
if((fidin = H5Fopen(in_fname, H5F_ACC_RDONLY, H5P_DEFAULT)) < 0 )
goto error;
/* Get file creation property list for input file */
if((fcpl_in = H5Fget_create_plist(fidin)) < 0) {
error_msg("failed to retrieve file creation property list\n");
goto error;
}
/* Get file space management info for input file */
if(H5Pget_file_space(fcpl_in, &in_strat, &in_thresh) < 0) {
error_msg("failed to retrieve file space strategy & threshold\n");
goto error;
}
/* Output file is already opened */
/* Get file creation property list for output file */
if((fcpl_out = H5Fget_create_plist(fidout)) < 0) {
error_msg("failed to retrieve file creation property list\n");
goto error;
}
/* Get file space management info for output file */
if(H5Pget_file_space(fcpl_out, &out_strat, &out_thresh) < 0) {
error_msg("failed to retrieve file space strategy & threshold\n");
goto error;
}
/*
* If the strategy option is not set,
* file space handling strategy should be the same for both
* input & output files.
* If the strategy option is set,
* the output file's file space handling strategy should be the same
* as what is set via the strategy option
*/
if(!options->fs_strategy && out_strat != in_strat) {
error_msg("file space strategy not set as unexpected\n");
goto error;
} else if(options->fs_strategy && out_strat!= options->fs_strategy) {
error_msg("file space strategy not set as unexpectec\n");
goto error;
}
/*
* If the threshold option is not set,
* the free space section threshold should be the same for both
* input & output files.
* If the threshold option is set,
* the output file's free space section threshold should be the same
* as what is set via the threshold option.
*/
if(!options->fs_threshold && out_thresh != in_thresh) {
error_msg("free space threshold not set as unexpected\n");
goto error;
} else if(options->fs_threshold && out_thresh != options->fs_threshold) {
error_msg("free space threshold not set as unexpectec\n");
goto error;
}
/* Closing */
if (H5Pclose(fcpl_in) < 0)
goto error;
if (H5Pclose(fcpl_out) < 0)
goto error;
if (H5Fclose(fidin) < 0)
goto error;
if (H5Fclose(fidout) < 0)
goto error;
return ok;
error:
H5E_BEGIN_TRY {
H5Pclose(fcpl_in);
H5Pclose(fcpl_out);
H5Pclose(pid);
H5Sclose(sid);
H5Dclose(did);
H5Fclose(fidin);
H5Fclose(fidout);
if (travt)
trav_table_free(travt);
} H5E_END_TRY;
return -1;
} /* h5repack_verify() */
/*-------------------------------------------------------------------------
* Function: verify_layout
*
* Purpose: verify which layout is present in the property list DCPL_ID
*
* H5D_COMPACT = 0
* H5D_CONTIGUOUS = 1
* H5D_CHUNKED = 2
*
* Return: 1 has, 0 does not, -1 error
*
* Programmer: Pedro Vicente, pvn@ncsa.uiuc.edu
*
* Date: December 30, 2003
*
*-------------------------------------------------------------------------
*/
int verify_layout(hid_t pid,
pack_info_t *obj)
{
hsize_t chsize[64]; /* chunk size in elements */
H5D_layout_t layout; /* layout */
int nfilters; /* number of filters */
int rank; /* rank */
int i; /* index */
/* check if we have filters in the input object */
if ((nfilters = H5Pget_nfilters(pid)) < 0)
return -1;
/* a non chunked layout was requested on a filtered object */
if (nfilters && obj->layout!=H5D_CHUNKED)
return 0;
/* get layout */
if ((layout = H5Pget_layout(pid)) < 0)
return -1;
if (obj->layout != layout)
return 0;
if (layout==H5D_CHUNKED)
{
if ((rank = H5Pget_chunk(pid,NELMTS(chsize),chsize/*out*/)) < 0)
return -1;
if (obj->chunk.rank != rank)
return 0;
for ( i=0; i<rank; i++)
if (chsize[i] != obj->chunk.chunk_lengths[i])
return 0;
}
return 1;
}
/*-------------------------------------------------------------------------
* Function: h5repack_cmp_pl
*
* Purpose: compare 2 files for identical property lists of all objects
*
* Return: 1=identical, 0=not identical, -1=error
*
* Programmer: Pedro Vicente, pvn@ncsa.uiuc.edu
*
* Date: December 31, 2003
*
*-------------------------------------------------------------------------
*/
int h5repack_cmp_pl(const char *fname1,
const char *fname2)
{
hid_t fid1=-1; /* file ID */
hid_t fid2=-1; /* file ID */
hid_t dset1=-1; /* dataset ID */
hid_t dset2=-1; /* dataset ID */
hid_t gid=-1; /* group ID */
hid_t dcpl1=-1; /* dataset creation property list ID */
hid_t dcpl2=-1; /* dataset creation property list ID */
hid_t gcplid=-1; /* group creation property list */
unsigned crt_order_flag1; /* group creation order flag */
unsigned crt_order_flag2; /* group creation order flag */
trav_table_t *trav=NULL;
int ret=1;
unsigned int i;
/*-------------------------------------------------------------------------
* open the files
*-------------------------------------------------------------------------
*/
/* disable error reporting */
H5E_BEGIN_TRY
{
/* Open the files */
if ((fid1=H5Fopen(fname1,H5F_ACC_RDONLY,H5P_DEFAULT)) < 0 )
{
error_msg("<%s>: %s\n", fname1, H5FOPENERROR );
return -1;
}
if ((fid2=H5Fopen(fname2,H5F_ACC_RDONLY,H5P_DEFAULT)) < 0 )
{
error_msg("<%s>: %s\n", fname2, H5FOPENERROR );
H5Fclose(fid1);
return -1;
}
/* enable error reporting */
} H5E_END_TRY;
/*-------------------------------------------------------------------------
* get file table list of objects
*-------------------------------------------------------------------------
*/
trav_table_init(&trav);
if(h5trav_gettable(fid1, trav) < 0)
goto error;
/*-------------------------------------------------------------------------
* traverse the suppplied object list
*-------------------------------------------------------------------------
*/
for(i = 0; i < trav->nobjs; i++)
{
if(trav->objs[i].type == H5TRAV_TYPE_GROUP)
{
if ((gid = H5Gopen2(fid1, trav->objs[i].name, H5P_DEFAULT)) < 0)
goto error;
if ((gcplid = H5Gget_create_plist(gid)) < 0)
goto error;
if (H5Pget_link_creation_order(gcplid, &crt_order_flag1) < 0)
goto error;
if (H5Pclose(gcplid) < 0)
goto error;
if (H5Gclose(gid) < 0)
goto error;
if ((gid = H5Gopen2(fid2, trav->objs[i].name, H5P_DEFAULT)) < 0)
goto error;
if ((gcplid = H5Gget_create_plist(gid)) < 0)
goto error;
if (H5Pget_link_creation_order(gcplid, &crt_order_flag2) < 0)
goto error;
if (H5Pclose(gcplid) < 0)
goto error;
if (H5Gclose(gid) < 0)
goto error;
if ( crt_order_flag1 != crt_order_flag2 )
{
error_msg("property lists for <%s> are different\n",trav->objs[i].name);
goto error;
}
}
else if(trav->objs[i].type == H5TRAV_TYPE_DATASET)
{
if((dset1 = H5Dopen2(fid1, trav->objs[i].name, H5P_DEFAULT)) < 0)
goto error;
if((dset2 = H5Dopen2(fid2, trav->objs[i].name, H5P_DEFAULT)) < 0)
goto error;
if((dcpl1 = H5Dget_create_plist(dset1)) < 0)
goto error;
if((dcpl2 = H5Dget_create_plist(dset2)) < 0)
goto error;
/*-------------------------------------------------------------------------
* compare the property lists
*-------------------------------------------------------------------------
*/
if((ret = H5Pequal(dcpl1, dcpl2)) < 0)
goto error;
if(ret == 0)
{
error_msg("property lists for <%s> are different\n",trav->objs[i].name);
goto error;
}
/*-------------------------------------------------------------------------
* close
*-------------------------------------------------------------------------
*/
if(H5Pclose(dcpl1) < 0)
goto error;
if(H5Pclose(dcpl2) < 0)
goto error;
if(H5Dclose(dset1) < 0)
goto error;
if(H5Dclose(dset2) < 0)
goto error;
} /*if*/
} /*i*/
/*-------------------------------------------------------------------------
* free
*-------------------------------------------------------------------------
*/
trav_table_free(trav);
/*-------------------------------------------------------------------------
* close
*-------------------------------------------------------------------------
*/
H5Fclose(fid1);
H5Fclose(fid2);
return ret;
/*-------------------------------------------------------------------------
* error
*-------------------------------------------------------------------------
*/
error:
H5E_BEGIN_TRY
{
H5Pclose(dcpl1);
H5Pclose(dcpl2);
H5Dclose(dset1);
H5Dclose(dset2);
H5Fclose(fid1);
H5Fclose(fid2);
H5Pclose(gcplid);
H5Gclose(gid);
trav_table_free(trav);
} H5E_END_TRY;
return -1;
}
/*-------------------------------------------------------------------------
* Function: verify_filters
*
* Purpose: verify if all requested filters in the array FILTER obtained
* from user input are present in the property list PID obtained from
* the output file
*
* Return:
* 1 match
* 0 do not match
* -1 error
*
* Programmer: Pedro Vicente, pvn@hdfgroup.org
*
* Date: December 21, 2007
*
*-------------------------------------------------------------------------
*/
static
int verify_filters(hid_t pid, hid_t tid, int nfilters, filter_info_t *filter)
{
int nfilters_dcpl; /* number of filters in DCPL*/
unsigned filt_flags; /* filter flags */
H5Z_filter_t filtn; /* filter identification number */
unsigned cd_values[20]; /* filter client data values */
size_t cd_nelmts; /* filter client number of values */
char f_name[256]; /* filter name */
size_t size; /* type size */
int i; /* index */
unsigned j; /* index */
/* get information about filters */
if((nfilters_dcpl = H5Pget_nfilters(pid)) < 0)
return -1;
/* if we do not have filters and the requested filter is NONE, return 1 */
if(!nfilters_dcpl &&
nfilters == 1 &&
filter[0].filtn == H5Z_FILTER_NONE )
return 1;
/* else the numbers of filters must match */
if (nfilters_dcpl != nfilters )
return 0;
/*-------------------------------------------------------------------------
* build a list with DCPL filters
*-------------------------------------------------------------------------
*/
for( i = 0; i < nfilters_dcpl; i++)
{
cd_nelmts = NELMTS(cd_values);
filtn = H5Pget_filter2(pid, (unsigned)i, &filt_flags, &cd_nelmts,
cd_values, sizeof(f_name), f_name, NULL);
/* filter ID */
if (filtn != filter[i].filtn)
return 0;
/* compare client data values. some filters do return local values */
switch (filtn)
{
case H5Z_FILTER_NONE:
break;
case H5Z_FILTER_SHUFFLE:
/* 1 private client value is returned by DCPL */
if ( cd_nelmts != H5Z_SHUFFLE_TOTAL_NPARMS && filter[i].cd_nelmts != H5Z_SHUFFLE_USER_NPARMS )
return 0;
/* get dataset's type size */
if((size = H5Tget_size(tid)) <= 0)
return -1;
/* the private client value holds the dataset's type size */
if ( size != cd_values[0] )
return 0;
break;
case H5Z_FILTER_SZIP:
/* 4 private client values are returned by DCPL */
if ( cd_nelmts != H5Z_SZIP_TOTAL_NPARMS && filter[i].cd_nelmts != H5Z_SZIP_USER_NPARMS )
return 0;
/* "User" parameter for pixels-per-block (index 1) */
if ( cd_values[H5Z_SZIP_PARM_PPB] != filter[i].cd_values[H5Z_SZIP_PARM_PPB] )
return 0;
break;
case H5Z_FILTER_NBIT:
/* only client data values number of values checked */
if ( H5Z_NBIT_USER_NPARMS != filter[i].cd_nelmts)
return 0;
break;
case H5Z_FILTER_SCALEOFFSET:
/* only client data values checked */
for( j = 0; j < H5Z_SCALEOFFSET_USER_NPARMS; j++)
{
if (cd_values[j] != filter[i].cd_values[j])
{
return 0;
}
}
break;
/* for these filters values must match, no local values set in DCPL */
case H5Z_FILTER_FLETCHER32:
case H5Z_FILTER_DEFLATE:
if ( cd_nelmts != filter[i].cd_nelmts)
return 0;
for( j = 0; j < cd_nelmts; j++)
{
if (cd_values[j] != filter[i].cd_values[j])
{
return 0;
}
}
break;
default:
if ( cd_nelmts != filter[i].cd_nelmts)
return 0;
for( j = 0; j < cd_nelmts; j++)
{
if (cd_values[j] != filter[i].cd_values[j])
{
return 0;
}
}
break;
} /* switch */
}
return 1;
}