/* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * 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 *fname, pack_opt_t *options) { hid_t fid; /* file ID */ 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; /* open the file */ if((fid = H5Fopen(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(fid, 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(fid, 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(fid, 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); } /*------------------------------------------------------------------------- * close *------------------------------------------------------------------------- */ if (H5Fclose(fid) < 0) return -1; return ok; error: H5E_BEGIN_TRY { H5Pclose(pid); H5Sclose(sid); H5Dclose(did); H5Fclose(fid); 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; ichunk.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_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: /* filter has no local values */ break; } /* switch */ } return 1; }