/* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * 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 #include "h5diff.h" #include "H5private.h" #include "ph5diff.h" /* * Debug printf macros. The prefix allows output filtering by test scripts. */ #ifdef H5DIFF_DEBUG #define h5diffdebug(x) fprintf(stderr, "h5diff debug: " x) #define h5diffdebug2(x1, x2) fprintf(stderr, "h5diff debug: " x1, x2) #define h5diffdebug3(x1, x2, x3) fprintf(stderr, "h5diff debug: " x1, x2, x3) #define h5diffdebug4(x1, x2, x3, x4) fprintf(stderr, "h5diff debug: " x1, x2, x3, x4) #define h5diffdebug5(x1, x2, x3, x4, x5) fprintf(stderr, "h5diff debug: " x1, x2, x3, x4, x5) #else #define h5diffdebug(x) #define h5diffdebug2(x1, x2) #define h5diffdebug3(x1, x2, x3) #define h5diffdebug4(x1, x2, x3, x4) #define h5diffdebug5(x1, x2, x3, x4, x5) #endif /*------------------------------------------------------------------------- * Function: print_objname * * Purpose: check if object name is to be printed, only when: * 1) verbose mode * 2) when diff was found (normal mode) *------------------------------------------------------------------------- */ int print_objname (diff_opt_t * options, hsize_t nfound) { return ((options->m_verbose || nfound) && !options->m_quiet) ? 1 : 0; } /*------------------------------------------------------------------------- * Function: do_print_objname * * Purpose: print object name * *------------------------------------------------------------------------- */ void do_print_objname (const char *OBJ, const char *path1, const char *path2) { parallel_print("%-7s: <%s> and <%s>\n", OBJ, path1, path2); } #ifdef H5_HAVE_PARALLEL /*------------------------------------------------------------------------- * Function: phdiff_dismiss_workers * * Purpose: tell all workers to end. * * Return: none * * Programmer: Albert Cheng * * Date: Feb 6, 2005 * *------------------------------------------------------------------------- */ void phdiff_dismiss_workers(void) { int i; for(i=1; i0) && g_Parallel) { printf("%s", outBuff); if(overflow_file) { int tmp; rewind(overflow_file); while((tmp = getc(overflow_file)) >= 0) putchar(tmp); fclose(overflow_file); overflow_file = NULL; } fflush(stdout); memset(outBuff, 0, OUTBUFF_SIZE); outBuffOffset = 0; } else if( (outBuffOffset>0) && !g_Parallel) { fprintf(stderr, "h5diff error: outBuffOffset>0, but we're not in parallel!\n"); } } /*------------------------------------------------------------------------- * Function: print_incoming_data * * Purpose: special function that prints any output that has been sent to the manager * and is currently sitting in the incoming message queue * * Return: none * * Programmer: Leon Arber * * Date: March 7, 2005 * *------------------------------------------------------------------------- */ static void print_incoming_data(void) { char data[PRINT_DATA_MAX_SIZE+1]; int incomingMessage; MPI_Status Status; do { MPI_Iprobe(MPI_ANY_SOURCE, MPI_TAG_PRINT_DATA, MPI_COMM_WORLD, &incomingMessage, &Status); if(incomingMessage) { memset(data, 0, PRINT_DATA_MAX_SIZE+1); MPI_Recv(data, PRINT_DATA_MAX_SIZE, MPI_CHAR, Status.MPI_SOURCE, MPI_TAG_PRINT_DATA, MPI_COMM_WORLD, &Status); printf("%s", data); } } while(incomingMessage); } #endif /*------------------------------------------------------------------------- * Function: h5diff * * Purpose: public function, can be called in an application program. * return differences between 2 HDF5 files * * Return: Number of differences found. * * Programmer: Pedro Vicente, pvn@ncsa.uiuc.edu * * Date: October 22, 2003 * *------------------------------------------------------------------------- */ hsize_t h5diff(const char *fname1, const char *fname2, const char *objname1, const char *objname2, diff_opt_t *options) { trav_info_t *info1; trav_info_t *info2; hid_t file1_id = (-1), file2_id = (-1); char filenames[2][1024]; hsize_t nfound = 0; memset(filenames, 0, 1024*2); if(options->m_quiet && (options->m_verbose || options->m_report)) { printf("Error: -q (quiet mode) cannot be added to verbose or report modes\n"); options->err_stat=1; return 0; } /*------------------------------------------------------------------------- * open the files first; if they are not valid, no point in continuing *------------------------------------------------------------------------- */ /* disable error reporting */ H5E_BEGIN_TRY { /* Open the files */ if ((file1_id = H5Fopen (fname1, H5F_ACC_RDONLY, H5P_DEFAULT)) < 0) { printf ("h5diff: <%s>: unable to open file\n", fname1); options->err_stat = 1; #ifdef H5_HAVE_PARALLEL if(g_Parallel) { /* Let tasks know that they won't be needed */ phdiff_dismiss_workers(); } #endif goto out; } if ((file2_id = H5Fopen (fname2, H5F_ACC_RDONLY, H5P_DEFAULT)) < 0) { printf ("h5diff: <%s>: unable to open file\n", fname2); options->err_stat = 1; #ifdef H5_HAVE_PARALLEL if(g_Parallel) { /* Let tasks know that they won't be needed */ phdiff_dismiss_workers(); } #endif goto out; } /* enable error reporting */ } H5E_END_TRY; /*------------------------------------------------------------------------- * Initialize the info structs *------------------------------------------------------------------------- */ trav_info_init(&info1); trav_info_init(&info2); /*------------------------------------------------------------------------- * get the list of objects in the files *------------------------------------------------------------------------- */ if(h5trav_getinfo(file1_id, info1) < 0 || h5trav_getinfo(file2_id, info2) < 0) { printf("Error: Could not get file contents\n"); options->err_stat = 1; #ifdef H5_HAVE_PARALLEL if(g_Parallel) { /* Let tasks know that they won't be needed */ phdiff_dismiss_workers(); } #endif goto out; } /*------------------------------------------------------------------------- * object name was supplied *------------------------------------------------------------------------- */ if (objname1) { #ifdef H5_HAVE_PARALLEL if(g_Parallel) { /* Let tasks know that they won't be needed */ phdiff_dismiss_workers(); } #endif assert (objname2); options->cmn_objs = 1; /* eliminate warning */ nfound = diff_compare (file1_id, fname1, objname1, info1, file2_id, fname2, objname2, info2, options); } /*------------------------------------------------------------------------- * compare all *------------------------------------------------------------------------- */ else { #ifdef H5_HAVE_PARALLEL if(g_Parallel) { int i; if((HDstrlen(fname1) > 1024) || (HDstrlen(fname2) > 1024)) { fprintf(stderr, "The parallel diff only supports path names up to 1024 characters\n"); MPI_Abort(MPI_COMM_WORLD, 0); } HDstrcpy(filenames[0], fname1); HDstrcpy(filenames[1], fname2); /* Alert the worker tasks that there's going to be work. */ for(i = 1; i < g_nTasks; i++) MPI_Send(filenames, 1024 * 2, MPI_CHAR, i, MPI_TAG_PARALLEL, MPI_COMM_WORLD); } #endif nfound = diff_match(file1_id, info1, file2_id, info2, options); } trav_info_free(info1); trav_info_free(info2); out: /* close */ H5E_BEGIN_TRY { H5Fclose(file1_id); H5Fclose(file2_id); } H5E_END_TRY; return nfound; } /*------------------------------------------------------------------------- * Function: diff_match * * Purpose: Find common objects; the algorithm used for this search is the * cosequential match algorithm and is described in * Folk, Michael; Zoellick, Bill. (1992). File Structures. Addison-Wesley. * * Return: Number of differences found * * Programmer: Pedro Vicente, pvn@ncsa.uiuc.edu * * Date: May 9, 2003 * * Modifications: Jan 2005 Leon Arber, larber@uiuc.edu * Added support for parallel diffing * *------------------------------------------------------------------------- */ hsize_t diff_match (hid_t file1_id, trav_info_t * info1, hid_t file2_id, trav_info_t * info2, diff_opt_t * options) { int more_names_exist = (info1->nused > 0 && info2->nused > 0) ? 1 : 0; trav_table_t *table = NULL; int cmp; size_t curr1 = 0; size_t curr2 = 0; unsigned infile[2]; char c1, c2; hsize_t nfound = 0; unsigned i; /*------------------------------------------------------------------------- * build the list *------------------------------------------------------------------------- */ trav_table_init (&table); while (more_names_exist) { /* criteria is string compare */ cmp = HDstrcmp(info1->paths[curr1].path, info2->paths[curr2].path); if (cmp == 0) { infile[0] = 1; infile[1] = 1; trav_table_addflags (infile, info1->paths[curr1].path, info1->paths[curr1].type, table); curr1++; curr2++; } else if (cmp < 0) { infile[0] = 1; infile[1] = 0; trav_table_addflags (infile, info1->paths[curr1].path, info1->paths[curr1].type, table); curr1++; } else { infile[0] = 0; infile[1] = 1; trav_table_addflags (infile, info2->paths[curr2].path, info2->paths[curr2].type, table); curr2++; } more_names_exist = (curr1 < info1->nused && curr2 < info2->nused) ? 1 : 0; } /* end while */ /* list1 did not end */ if (curr1 < info1->nused) { while (curr1 < info1->nused) { infile[0] = 1; infile[1] = 0; trav_table_addflags (infile, info1->paths[curr1].path, info1->paths[curr1].type, table); curr1++; } } /* list2 did not end */ if (curr2 < info2->nused) { while (curr2 < info2->nused) { infile[0] = 0; infile[1] = 1; trav_table_addflags (infile, info2->paths[curr2].path, info2->paths[curr2].type, table); curr2++; } } /*------------------------------------------------------------------------- * print the list *------------------------------------------------------------------------- */ if (options->m_verbose) { printf ("\n"); printf ("file1 file2\n"); printf ("---------------------------------------\n"); for (i = 0; i < table->nobjs; i++) { c1 = (table->objs[i].flags[0]) ? 'x' : ' '; c2 = (table->objs[i].flags[1]) ? 'x' : ' '; printf ("%5c %6c %-15s\n", c1, c2, table->objs[i].name); } printf ("\n"); } /*------------------------------------------------------------------------- * do the diff for common objects *------------------------------------------------------------------------- */ { #ifdef H5_HAVE_PARALLEL char* workerTasks = malloc((g_nTasks-1) * sizeof(char)); int n; int busyTasks=0; struct diffs_found nFoundbyWorker; struct diff_args args; int havePrintToken = 1; MPI_Status Status; /*set all tasks as free */ memset(workerTasks, 1, g_nTasks-1); #endif for (i = 0; i < table->nobjs; i++) { if (table->objs[i].flags[0] && table->objs[i].flags[1]) { #ifdef H5_HAVE_PARALLEL int workerFound = 0; #endif /* H5_HAVE_PARALLEL */ options->cmn_objs = 1; if(!g_Parallel) { nfound += diff (file1_id, table->objs[i].name, file2_id, table->objs[i].name, options, table->objs[i].type); } #ifdef H5_HAVE_PARALLEL else { h5diffdebug("beginning of big else block\n"); /* We're in parallel mode */ /* Since the data type of diff value is hsize_t which can * be arbitary large such that there is no MPI type that * matches it, the value is passed between processes as * an array of bytes in order to be portable. But this * may not work in non-homogeneous MPI environments. */ /*Set up args to pass to worker task. */ if(strlen(table->objs[i].name) > 255) { printf("The parallel diff only supports object names up to 255 characters\n"); MPI_Abort(MPI_COMM_WORLD, 0); } strcpy(args.name, table->objs[i].name); args.options = *options; args.type= table->objs[i].type; h5diffdebug2("busyTasks=%d\n", busyTasks); /* if there are any outstanding print requests, let's handle one. */ if(busyTasks > 0) { int incomingMessage; /* check if any tasks freed up, and didn't need to print. */ MPI_Iprobe(MPI_ANY_SOURCE, MPI_TAG_DONE, MPI_COMM_WORLD, &incomingMessage, &Status); /* first block*/ if(incomingMessage) { workerTasks[Status.MPI_SOURCE-1] = 1; MPI_Recv(&nFoundbyWorker, sizeof(nFoundbyWorker), MPI_BYTE, Status.MPI_SOURCE, MPI_TAG_DONE, MPI_COMM_WORLD, &Status); nfound += nFoundbyWorker.nfound; options->not_cmp = options->not_cmp | nFoundbyWorker.not_cmp; busyTasks--; } /* check to see if the print token was returned. */ if(!havePrintToken) { /* If we don't have the token, someone is probably sending us output */ print_incoming_data(); /* check incoming queue for token */ MPI_Iprobe(MPI_ANY_SOURCE, MPI_TAG_TOK_RETURN, MPI_COMM_WORLD, &incomingMessage, &Status); /* incoming token implies free task. */ if(incomingMessage) { workerTasks[Status.MPI_SOURCE-1] = 1; MPI_Recv(&nFoundbyWorker, sizeof(nFoundbyWorker), MPI_BYTE, Status.MPI_SOURCE, MPI_TAG_TOK_RETURN, MPI_COMM_WORLD, &Status); nfound += nFoundbyWorker.nfound; options->not_cmp = options->not_cmp | nFoundbyWorker.not_cmp; busyTasks--; havePrintToken = 1; } } /* check to see if anyone needs the print token. */ if(havePrintToken) { /* check incoming queue for print token requests */ MPI_Iprobe(MPI_ANY_SOURCE, MPI_TAG_TOK_REQUEST, MPI_COMM_WORLD, &incomingMessage, &Status); if(incomingMessage) { MPI_Recv(NULL, 0, MPI_BYTE, Status.MPI_SOURCE, MPI_TAG_TOK_REQUEST, MPI_COMM_WORLD, &Status); MPI_Send(NULL, 0, MPI_BYTE, Status.MPI_SOURCE, MPI_TAG_PRINT_TOK, MPI_COMM_WORLD); havePrintToken = 0; } } } /* check array of tasks to see which ones are free. * Manager task never does work, so freeTasks[0] is really * worker task 0. */ for(n=1; (nnot_cmp = options->not_cmp | nFoundbyWorker.not_cmp; /* send this task the work unit. */ MPI_Send(&args, sizeof(struct diff_args), MPI_BYTE, Status.MPI_SOURCE, MPI_TAG_ARGS, MPI_COMM_WORLD); } } } /* if we do have the token, check for task to free up, or wait for a task to request it */ else { /* But first print all the data in our incoming queue */ print_incoming_data(); MPI_Probe(MPI_ANY_SOURCE, MPI_ANY_TAG, MPI_COMM_WORLD, &Status); if(Status.MPI_TAG == MPI_TAG_DONE) { MPI_Recv(&nFoundbyWorker, sizeof(nFoundbyWorker), MPI_BYTE, Status.MPI_SOURCE, MPI_TAG_DONE, MPI_COMM_WORLD, &Status); nfound += nFoundbyWorker.nfound; options->not_cmp = options->not_cmp | nFoundbyWorker.not_cmp; MPI_Send(&args, sizeof(struct diff_args), MPI_BYTE, Status.MPI_SOURCE, MPI_TAG_ARGS, MPI_COMM_WORLD); } else if(Status.MPI_TAG == MPI_TAG_TOK_REQUEST) { int incomingMessage; MPI_Recv(NULL, 0, MPI_BYTE, Status.MPI_SOURCE, MPI_TAG_TOK_REQUEST, MPI_COMM_WORLD, &Status); MPI_Send(NULL, 0, MPI_BYTE, Status.MPI_SOURCE, MPI_TAG_PRINT_TOK, MPI_COMM_WORLD); do { MPI_Iprobe(MPI_ANY_SOURCE, MPI_TAG_TOK_RETURN, MPI_COMM_WORLD, &incomingMessage, &Status); print_incoming_data(); } while(!incomingMessage); MPI_Recv(&nFoundbyWorker, sizeof(nFoundbyWorker), MPI_BYTE, Status.MPI_SOURCE, MPI_TAG_TOK_RETURN, MPI_COMM_WORLD, &Status); nfound += nFoundbyWorker.nfound; options->not_cmp = options->not_cmp | nFoundbyWorker.not_cmp; MPI_Send(&args, sizeof(struct diff_args), MPI_BYTE, Status.MPI_SOURCE, MPI_TAG_ARGS, MPI_COMM_WORLD); } else { printf("ERROR: Invalid tag (%d) received \n", Status.MPI_TAG); MPI_Abort(MPI_COMM_WORLD, 0); MPI_Finalize(); } } } } #endif /* H5_HAVE_PARALLEL */ } } h5diffdebug("done with for loop\n"); #ifdef H5_HAVE_PARALLEL if(g_Parallel) { while(busyTasks > 0) /* make sure all tasks are done */ { MPI_Probe(MPI_ANY_SOURCE, MPI_ANY_TAG, MPI_COMM_WORLD, &Status); if(Status.MPI_TAG == MPI_TAG_DONE) { MPI_Recv(&nFoundbyWorker, sizeof(nFoundbyWorker), MPI_BYTE, Status.MPI_SOURCE, MPI_TAG_DONE, MPI_COMM_WORLD, &Status); nfound += nFoundbyWorker.nfound; options->not_cmp = options->not_cmp | nFoundbyWorker.not_cmp; busyTasks--; } else if(Status.MPI_TAG == MPI_TAG_TOK_RETURN) { MPI_Recv(&nFoundbyWorker, sizeof(nFoundbyWorker), MPI_BYTE, Status.MPI_SOURCE, MPI_TAG_DONE, MPI_COMM_WORLD, &Status); nfound += nFoundbyWorker.nfound; options->not_cmp = options->not_cmp | nFoundbyWorker.not_cmp; busyTasks--; havePrintToken = 1; } else if(Status.MPI_TAG == MPI_TAG_TOK_REQUEST) { MPI_Recv(NULL, 0, MPI_BYTE, Status.MPI_SOURCE, MPI_TAG_TOK_REQUEST, MPI_COMM_WORLD, &Status); if(havePrintToken) { int incomingMessage; MPI_Send(NULL, 0, MPI_BYTE, Status.MPI_SOURCE, MPI_TAG_PRINT_TOK, MPI_COMM_WORLD); do { MPI_Iprobe(MPI_ANY_SOURCE, MPI_TAG_TOK_RETURN, MPI_COMM_WORLD, &incomingMessage, &Status); print_incoming_data(); } while(!incomingMessage); MPI_Recv(&nFoundbyWorker, sizeof(nFoundbyWorker), MPI_BYTE, Status.MPI_SOURCE, MPI_TAG_TOK_RETURN, MPI_COMM_WORLD, &Status); nfound += nFoundbyWorker.nfound; options->not_cmp = options->not_cmp | nFoundbyWorker.not_cmp; busyTasks--; } else /* someone else must have it...wait for them to return it, then give it to the task that just asked for it. */ { int source = Status.MPI_SOURCE; int incomingMessage; do { MPI_Iprobe(MPI_ANY_SOURCE, MPI_TAG_TOK_RETURN, MPI_COMM_WORLD, &incomingMessage, &Status); print_incoming_data(); } while(!incomingMessage); MPI_Recv(&nFoundbyWorker, sizeof(nFoundbyWorker), MPI_BYTE, MPI_ANY_SOURCE, MPI_TAG_TOK_RETURN, MPI_COMM_WORLD, &Status); nfound += nFoundbyWorker.nfound; options->not_cmp = options->not_cmp | nFoundbyWorker.not_cmp; busyTasks--; MPI_Send(NULL, 0, MPI_BYTE, source, MPI_TAG_PRINT_TOK, MPI_COMM_WORLD); } } else if(Status.MPI_TAG == MPI_TAG_TOK_RETURN) { MPI_Recv(&nFoundbyWorker, sizeof(nFoundbyWorker), MPI_BYTE, Status.MPI_SOURCE, MPI_TAG_TOK_RETURN, MPI_COMM_WORLD, &Status); nfound += nFoundbyWorker.nfound; options->not_cmp = options->not_cmp | nFoundbyWorker.not_cmp; busyTasks--; havePrintToken = 1; } else if(Status.MPI_TAG == MPI_TAG_PRINT_DATA) { char data[PRINT_DATA_MAX_SIZE+1]; memset(data, 0, PRINT_DATA_MAX_SIZE+1); MPI_Recv(data, PRINT_DATA_MAX_SIZE, MPI_CHAR, Status.MPI_SOURCE, MPI_TAG_PRINT_DATA, MPI_COMM_WORLD, &Status); printf("%s", data); } else { printf("ph5diff-manager: ERROR!! Invalid tag (%d) received \n", Status.MPI_TAG); MPI_Abort(MPI_COMM_WORLD, 0); } } for(i=1; i could not be found in <%s>\n", obj1_name, file1_name); f1 = 1; } if (j == -1) { parallel_print ("Object <%s> could not be found in <%s>\n", obj2_name, file2_name); f2 = 1; } if (f1 || f2) { options->err_stat = 1; return 0; } /* use the name with "/" first, as obtained by iterator function */ obj1_name = info1->paths[i].path; obj2_name = info2->paths[j].path; /* objects are not the same type */ if (info1->paths[i].type != info2->paths[j].type) { if (options->m_verbose) parallel_print ("Comparison not possible: <%s> is of type %s and <%s> is of type %s\n", obj1_name, get_type (info1->paths[i].type), obj2_name, get_type (info2->paths[j].type)); options->not_cmp=1; return 0; } nfound = diff (file1_id, obj1_name, file2_id, obj2_name, options, info1->paths[i].type); return nfound; } /*------------------------------------------------------------------------- * Function: diff * * Purpose: switch between types and choose the diff function * TYPE is either * H5G_GROUP Object is a group * H5G_DATASET Object is a dataset * H5G_TYPE Object is a named data type * H5G_LINK Object is a symbolic link * * Return: Number of differences found * * Programmer: Pedro Vicente, pvn@ncsa.uiuc.edu * * Date: May 9, 2003 * *------------------------------------------------------------------------- */ hsize_t diff (hid_t file1_id, const char *path1, hid_t file2_id, const char *path2, diff_opt_t * options, H5G_obj_t1 type) { hid_t type1_id=(-1); hid_t type2_id=(-1); hid_t grp1_id=(-1); hid_t grp2_id=(-1); int ret; H5G_stat_t sb1; H5G_stat_t sb2; hsize_t nfound = 0; switch (type) { /*------------------------------------------------------------------------- * H5G_DATASET *------------------------------------------------------------------------- */ case H5G_DATASET: /*------------------------------------------------------------------------- * verbose, always print name *------------------------------------------------------------------------- */ if (options->m_verbose) { if (print_objname(options,(hsize_t)1)) do_print_objname ("dataset", path1, path2); nfound=diff_dataset(file1_id,file2_id,path1,path2,options); print_found(nfound); } /*------------------------------------------------------------------------- * non verbose, check first if we have differences by enabling quiet mode * so that printing is off, and compare again if differences found, * disabling quite mode *------------------------------------------------------------------------- */ else { if (options->m_quiet==0) { /* shut up temporarily */ options->m_quiet=1; nfound=diff_dataset(file1_id,file2_id,path1,path2,options); /* print again */ options->m_quiet=0; if (nfound) { if (print_objname(options,nfound)) do_print_objname ("dataset", path1, path2); nfound=diff_dataset(file1_id,file2_id,path1,path2,options); print_found(nfound); } } /* in quiet mode, just count differences */ else { nfound=diff_dataset(file1_id,file2_id,path1,path2,options); } } break; /*------------------------------------------------------------------------- * H5G_TYPE *------------------------------------------------------------------------- */ case H5G_TYPE: if ((type1_id = H5Topen(file1_id, path1))<0) goto out; if ((type2_id = H5Topen(file2_id, path2))<0) goto out; if ((ret = H5Tequal(type1_id,type2_id))<0) goto out; /* if H5Tequal is > 0 then the datatypes refer to the same datatype */ nfound = (ret>0) ? 0 : 1; if (print_objname(options,nfound)) do_print_objname ("datatype", path1, path2); /* always print the number of differences found in verbose mode */ if (options->m_verbose) print_found(nfound); /*------------------------------------------------------------------------- * compare attributes * the if condition refers to cases when the dataset is a referenced object *------------------------------------------------------------------------- */ if (path1) nfound += diff_attr(type1_id,type2_id,path1,path2,options); if ( H5Tclose(type1_id)<0) goto out; if ( H5Tclose(type2_id)<0) goto out; break; /*------------------------------------------------------------------------- * H5G_GROUP *------------------------------------------------------------------------- */ case H5G_GROUP: ret = HDstrcmp(path1, path2); /* if "path1" != "path2" then the groups are "different" */ nfound = (ret != 0) ? 1 : 0; if(print_objname(options, nfound)) do_print_objname("group", path1, path2); /* always print the number of differences found in verbose mode */ if(options->m_verbose) print_found(nfound); if((grp1_id = H5Gopen2(file1_id, path1, H5P_DEFAULT)) < 0) goto out; if((grp2_id = H5Gopen2(file2_id, path2, H5P_DEFAULT)) < 0) goto out; /*------------------------------------------------------------------------- * compare attributes * the if condition refers to cases when the dataset is a referenced object *------------------------------------------------------------------------- */ if(path1) nfound += diff_attr(grp1_id, grp2_id, path1, path2, options); if(H5Gclose(grp1_id) < 0) goto out; if(H5Gclose(grp2_id) < 0) goto out; break; /*------------------------------------------------------------------------- * H5G_LINK *------------------------------------------------------------------------- */ case H5G_LINK: { char *buf1 = NULL; char *buf2 = NULL; if(H5Gget_objinfo(file1_id, path1, FALSE, &sb1) < 0) goto out; if(H5Gget_objinfo(file1_id, path1, FALSE, &sb2) < 0) goto out; buf1 = HDmalloc(sb1.linklen); buf2 = HDmalloc(sb2.linklen); if(H5Lget_val(file1_id, path1, buf1, sb1.linklen, H5P_DEFAULT) < 0) goto out; if(H5Lget_val(file2_id, path2, buf2, sb2.linklen, H5P_DEFAULT) < 0) goto out; ret = HDstrcmp(buf1, buf2); /* if "buf1" != "buf2" then the links are "different" */ nfound = (ret != 0) ? 1 : 0; if(print_objname(options, nfound)) do_print_objname("link", path1, path2); /* always print the number of differences found in verbose mode */ if(options->m_verbose) print_found(nfound); HDfree(buf1); HDfree(buf2); } break; /*------------------------------------------------------------------------- * H5G_UDLINK *------------------------------------------------------------------------- */ case H5G_UDLINK: { char *buf1 = NULL; char *buf2 = NULL; H5L_info_t li1; H5L_info_t li2; if(H5Lget_info(file1_id, path1, &li1, H5P_DEFAULT) < 0) goto out; if(H5Lget_info(file1_id, path1, &li2, H5P_DEFAULT) < 0) goto out; /* Only external links will have a query function registered */ if(li1.type == H5L_TYPE_EXTERNAL && li2.type == H5L_TYPE_EXTERNAL) { buf1 = HDmalloc (li1.u.val_size); buf2 = HDmalloc (li2.u.val_size); if(H5Lget_val(file1_id, path1, buf1, li1.u.val_size, H5P_DEFAULT) < 0) { HDfree (buf1); HDfree (buf2); goto out; } if(H5Lget_val(file2_id, path2, buf2, li2.u.val_size, H5P_DEFAULT) < 0) { HDfree (buf1); HDfree (buf2); goto out; } /* If the buffers are the same size, compare them */ if(li1.u.val_size == li2.u.val_size) { if(H5Lget_val(file1_id, path1, buf1, li1.u.val_size, H5P_DEFAULT) < 0) { HDfree (buf1); HDfree (buf2); goto out; } if(H5Lget_val(file2_id, path2, buf2, li2.u.val_size, H5P_DEFAULT) < 0) { HDfree (buf1); HDfree (buf2); goto out; } ret = HDmemcmp (buf1, buf2, li1.u.val_size); } else ret = 1; /* if "buf1" != "buf2" then the links are "different" */ nfound = (ret != 0) ? 1 : 0; if (print_objname (options, nfound)) do_print_objname ("external link", path1, path2); } else { /* If one or both of these links isn't an external link, we can only * compare information from H5Lget_info since we don't have a query * function registered for them. * * If the link classes or the buffer length are not the * same, the links are "different" */ if((li1.type != li2.type) || (li1.u.val_size != li2.u.val_size)) nfound = 1; else nfound = 0; if (print_objname (options, nfound)) do_print_objname ("user defined link", path1, path2); } /* always print the number of differences found in verbose mode */ if (options->m_verbose) print_found(nfound); HDfree (buf1); HDfree (buf2); } break; default: if (options->m_verbose) { printf("Comparison not supported: <%s> and <%s> are of type %s\n", path1, path2, get_type(type) ); } options->not_cmp=1; break; } return nfound; out: options->err_stat=1; /* close */ /* disable error reporting */ H5E_BEGIN_TRY { H5Tclose (type1_id); H5Tclose (type2_id); H5Gclose (grp1_id); H5Tclose (grp2_id); /* enable error reporting */ } H5E_END_TRY; return nfound; }