diff options
Diffstat (limited to 'tools/lib/h5diff_dset.c')
| -rw-r--r-- | tools/lib/h5diff_dset.c | 408 |
1 files changed, 408 insertions, 0 deletions
diff --git a/tools/lib/h5diff_dset.c b/tools/lib/h5diff_dset.c new file mode 100644 index 0000000..15a8769 --- /dev/null +++ b/tools/lib/h5diff_dset.c @@ -0,0 +1,408 @@ +/* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * + * 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 "h5diff.h" +#include "H5private.h" +#include <assert.h> + + + +/*------------------------------------------------------------------------- + * Function: diff_dataset + * + * Purpose: check for comparable datasets and read into a compatible + * memory type + * + * Return: Number of differences found + * + * Programmer: Pedro Vicente, pvn@ncsa.uiuc.edu + * + * Date: May 9, 2003 + * + * Comments: + * + * Modifications: + * + *------------------------------------------------------------------------- + */ +int diff_dataset( hid_t file1_id, + hid_t file2_id, + const char *obj1_name, + const char *obj2_name, + diff_opt_t options ) +{ + hid_t dset1_id =-1; + hid_t dset2_id =-1; + hid_t space1_id =-1; + hid_t space2_id =-1; + hid_t f_type1=-1, f_type2=-1; /* file data type */ + hid_t m_type1=-1, m_type2=-1; /* memory data type */ + size_t m_size1, m_size2; /* size of type in memory */ + H5T_sign_t sign1, sign2; /* sign of type */ + int rank1, rank2; + void *buf1=NULL, *buf2=NULL; + hsize_t tot_cnt1, tot_cnt2; + hsize_t dims1[32], dims2[32]; + hsize_t maxdim1[32], maxdim2[32]; + H5T_class_t tclass1; + H5T_class_t tclass2; + int nfound=0; /* number of differences found */ + const char *name1=NULL; /* relative names */ + const char *name2=NULL; + int maxdim_diff=0; /* maximum dimensions are different */ + int dim_diff=0; /* current dimensions are different */ + int can1, can2; /* supported diff */ + int i; + + + /* disable error reporting */ + H5E_BEGIN_TRY { + +/*------------------------------------------------------------------------- + * open the handles + *------------------------------------------------------------------------- + */ + + /* Open the datasets */ + if ( (dset1_id = H5Dopen(file1_id,obj1_name)) < 0 ) + { + printf("Cannot open dataset <%s>\n", obj1_name ); + goto out; + } + if ( (dset2_id = H5Dopen(file2_id,obj2_name)) < 0 ) + { + printf("Cannot open dataset <%s>\n", obj2_name ); + goto out; + } + /* enable error reporting */ + } H5E_END_TRY; + + /* Get the dataspace handle */ + if ( (space1_id = H5Dget_space(dset1_id)) < 0 ) + goto out; + + /* Get rank */ + if ( (rank1 = H5Sget_simple_extent_ndims(space1_id)) < 0 ) + goto out; + + /* Get the dataspace handle */ + if ( (space2_id = H5Dget_space(dset2_id)) < 0 ) + goto out; + + /* Get rank */ + if ( (rank2 = H5Sget_simple_extent_ndims(space2_id)) < 0 ) + goto out; + + /* Get dimensions */ + if ( H5Sget_simple_extent_dims(space1_id,dims1,maxdim1) < 0 ) + goto out; + + /* Get dimensions */ + if ( H5Sget_simple_extent_dims(space2_id,dims2,maxdim2) < 0 ) + goto out; + +/*------------------------------------------------------------------------- + * Get the file data type + *------------------------------------------------------------------------- + */ + + /* Get the data type */ + if ( (f_type1 = H5Dget_type(dset1_id)) < 0 ) + goto out; + + /* Get the data type */ + if ( (f_type2 = H5Dget_type(dset2_id)) < 0 ) + goto out; + + +/*------------------------------------------------------------------------- + * check for the same class + *------------------------------------------------------------------------- + */ + + if ((tclass1=H5Tget_class(f_type1))<0) + goto out; + + if ((tclass2=H5Tget_class(f_type2))<0) + goto out; + + if ( tclass1 != tclass2 ) + { + printf("Comparison not supported\n"); + printf("<%s> is of class %s and <%s> is of class %s\n", + obj1_name, get_class(tclass1), + obj2_name, get_class(tclass2) ); + goto out; + } + +/*------------------------------------------------------------------------- + * check for non supported classes + *------------------------------------------------------------------------- + */ + + assert(tclass1==tclass2); + switch (tclass1) + { + case H5T_TIME: + case H5T_STRING: + case H5T_BITFIELD: + case H5T_OPAQUE: + case H5T_COMPOUND: + case H5T_REFERENCE: + case H5T_ENUM: + case H5T_VLEN: + case H5T_ARRAY: + printf("Comparison not supported\n"); + printf("<%s> is of class %s and <%s> is of class %s\n", + obj1_name, get_class(tclass1), + obj2_name, get_class(tclass2) ); + goto out; + default: + break; + } + +/*------------------------------------------------------------------------- + * check for the same rank + *------------------------------------------------------------------------- + */ + + if ( rank1 != rank2 ) + { + printf("Comparison not supported\n"); + printf("<%s> has rank %d, dimensions ", obj1_name, rank1); + print_dims(rank1,dims1); + printf(", max dimensions "); + print_dims(rank1,maxdim1); + printf("\n" ); + printf("<%s> has rank %d, dimensions ", obj2_name, rank2); + print_dims(rank2,dims2); + printf(", max dimensions "); + print_dims(rank2,maxdim2); + goto out; + } + +/*------------------------------------------------------------------------- + * check for different dimensions + *------------------------------------------------------------------------- + */ + + assert(rank1==rank2); + for ( i=0; i<rank1; i++) + { + if ( maxdim1[i] != maxdim2[i] ) + maxdim_diff=1; + if ( dims1[i] != dims2[i] ) + dim_diff=1; + } + +/*------------------------------------------------------------------------- + * current dimensions + *------------------------------------------------------------------------- + */ + + if (dim_diff==1) + { + printf("Comparison not supported\n"); + printf("<%s> has rank %d, dimensions ", obj1_name, rank1); + print_dims(rank1,dims1); + printf(", max dimensions "); + print_dims(rank1,maxdim1); + printf("\n" ); + printf("<%s> has rank %d, dimensions ", obj2_name, rank2); + print_dims(rank2,dims2); + printf(", max dimensions "); + print_dims(rank2,maxdim2); + goto out; + } + +/*------------------------------------------------------------------------- + * maximum dimensions; just give a warning + *------------------------------------------------------------------------- + */ + if (maxdim_diff==1) + { + printf( "Warning: Different maximum dimensions\n"); + printf("<%s> has max dimensions ", obj1_name); + print_dims(rank1,maxdim1); + printf("\n"); + printf("<%s> has max dimensions ", obj2_name); + print_dims(rank2,maxdim2); + printf("\n"); + } + +/*------------------------------------------------------------------------- + * get number of elements + *------------------------------------------------------------------------- + */ + + tot_cnt1 = 1; + for (i = 0; i < rank1; i++) + { + tot_cnt1 *= dims1[i]; + } + + tot_cnt2 = 1; + for (i = 0; i < rank2; i++) + { + tot_cnt2 *= dims2[i]; + } + + assert(tot_cnt1==tot_cnt2); + +/*------------------------------------------------------------------------- + * check for equal file datatype; warning only + *------------------------------------------------------------------------- + */ + + if ( (H5Tequal(f_type1, f_type2)==0) ) + { + printf("Warning: Different storage datatype\n"); + printf("<%s> has file datatype ", obj1_name); + print_type(f_type1); + printf("\n"); + printf("<%s> has file datatype ", obj2_name); + print_type(f_type2); + printf("\n"); + } + +/*------------------------------------------------------------------------- + * memory type and sizes + *------------------------------------------------------------------------- + */ + + m_type1 = H5Tget_native_type( f_type1 , H5T_DIR_DEFAULT); + m_type2 = H5Tget_native_type( f_type2 , H5T_DIR_DEFAULT); + + m_size1 = H5Tget_size( m_type1 ); + m_size2 = H5Tget_size( m_type2 ); + +#if defined (H5DIFF_DEBUG) + print_sizes(obj1_name,obj2_name,f_type1,f_type2,m_type1,m_type2); +#endif + +/*------------------------------------------------------------------------- + * check for the comparable types in diff_array + *------------------------------------------------------------------------- + */ + + can1=diff_can(m_type1); + can2=diff_can(m_type2); + if ( can1==0 || can2==0 ) + { + printf("Comparison not supported\n"); + if ( can1==0 ) + printf("<%s> type is not supported\n", obj1_name); + if ( can2==0 ) + printf("<%s> type is not supported\n", obj2_name); + goto out; + } + +/*------------------------------------------------------------------------- + * check for different signed/unsigned types + *------------------------------------------------------------------------- + */ + + sign1=H5Tget_sign(m_type1); + sign2=H5Tget_sign(m_type2); + if ( sign1 != sign2 ) + { + printf("Comparison not supported\n"); + printf("<%s> has sign %s\n", obj1_name, get_sign(sign1)); + printf("<%s> has sign %s", obj2_name, get_sign(sign2)); + goto out; + } + + +/*------------------------------------------------------------------------- + * "upgrade" the smaller memory size + *------------------------------------------------------------------------- + */ + + if ( m_size1 != m_size2 ) + { + if ( m_size1 < m_size2 ) + { + assert( (H5Tclose(m_type1)) >=0); + m_type1 = H5Tget_native_type( f_type2 , H5T_DIR_DEFAULT); + m_size1 = H5Tget_size( m_type1 ); + } + else + { + assert( (H5Tclose(m_type2)) >=0); + m_type2 = H5Tget_native_type( f_type1 , H5T_DIR_DEFAULT); + m_size2 = H5Tget_size( m_type2 ); + } +#if defined (H5DIFF_DEBUG) + printf("WARNING: Size was upgraded\n"); + print_sizes(obj1_name,obj2_name,f_type1,f_type2,m_type1,m_type2); +#endif + } + assert(m_size1==m_size2); + + buf1 = (void *) HDmalloc((unsigned) (tot_cnt1*m_size1)); + buf2 = (void *) HDmalloc((unsigned) (tot_cnt2*m_size2)); + + if ( buf1 == NULL || buf2 == NULL ) + { + printf( "cannot read into memory\n" ); + goto out; + } + +/*------------------------------------------------------------------------- + * read + *------------------------------------------------------------------------- + */ + + if ( H5Dread(dset1_id,m_type1,H5S_ALL,H5S_ALL,H5P_DEFAULT,buf1) < 0 ) + goto out; + + if ( H5Dread(dset2_id,m_type2,H5S_ALL,H5S_ALL,H5P_DEFAULT,buf2) < 0 ) + goto out; + +/*------------------------------------------------------------------------- + * array compare + *------------------------------------------------------------------------- + */ + if (options.verbose) + printf( "Comparing <%s> with <%s>\n", obj1_name, obj2_name ); + name1=diff_basename(obj1_name); + name2=diff_basename(obj2_name); + nfound = diff_array(buf1,buf2,tot_cnt1,rank1,dims1,options,name1,name2,m_type1); + if (options.verbose) + printf("%d differences found\n", nfound ); + +/*------------------------------------------------------------------------- + * close + *------------------------------------------------------------------------- + */ + +out: + + if ( buf1) HDfree(buf1); + if ( buf2) HDfree(buf2); + + /* Close */ + if ( dset1_id!=-1 ) assert( (H5Dclose(dset1_id)) >=0); + if ( dset2_id!=-1 ) assert( (H5Dclose(dset2_id)) >=0); + if ( space1_id!=-1 ) assert( (H5Sclose(space1_id)) >=0); + if ( space2_id!=-1 ) assert( (H5Sclose(space2_id)) >=0); + if ( f_type1!=-1 ) assert( (H5Tclose(f_type1)) >=0); + if ( f_type2!=-1 ) assert( (H5Tclose(f_type2)) >=0); + if ( m_type1!=-1 ) assert( (H5Tclose(m_type1)) >=0); + if ( m_type2!=-1 ) assert( (H5Tclose(m_type2)) >=0); + + return nfound; + +} + |