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author | Allen Byrne <byrn@hdfgroup.org> | 2016-10-27 15:06:00 (GMT) |
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committer | Allen Byrne <byrn@hdfgroup.org> | 2016-10-27 15:06:00 (GMT) |
commit | 2c6dbbf2129c4997606be4b130346d42fe12eae3 (patch) | |
tree | db8430aa5757b32f3bd46928798cc2b686a72bfb /tools/src/h5repack/h5repack_opttable.c | |
parent | 5b562d9ce9b2945d0378b9c03e01f42923da80f4 (diff) | |
download | hdf5-2c6dbbf2129c4997606be4b130346d42fe12eae3.zip hdf5-2c6dbbf2129c4997606be4b130346d42fe12eae3.tar.gz hdf5-2c6dbbf2129c4997606be4b130346d42fe12eae3.tar.bz2 |
Split tools into src and test - add folders
Diffstat (limited to 'tools/src/h5repack/h5repack_opttable.c')
-rw-r--r-- | tools/src/h5repack/h5repack_opttable.c | 367 |
1 files changed, 367 insertions, 0 deletions
diff --git a/tools/src/h5repack/h5repack_opttable.c b/tools/src/h5repack/h5repack_opttable.c new file mode 100644 index 0000000..8c98b76 --- /dev/null +++ b/tools/src/h5repack/h5repack_opttable.c @@ -0,0 +1,367 @@ +/* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * + * 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" + +/*------------------------------------------------------------------------- + * Function: init_packobject + * + * Purpose: initialize a pack_info_t structure + * + * Return: void + * + *------------------------------------------------------------------------- + */ + +void init_packobject(pack_info_t *obj) { + int j, k; + + HDstrcpy(obj->path, "\0"); + for (j = 0; j < H5_REPACK_MAX_NFILTERS; j++) { + obj->filter[j].filtn = -1; + for (k = 0; k < CD_VALUES; k++) + obj->filter[j].cd_values[k] = 0; + } + obj->chunk.rank = -1; + obj->refobj_id = -1; + obj->layout = H5D_LAYOUT_ERROR; + obj->nfilters = 0; +} + +/*------------------------------------------------------------------------- + * Function: aux_tblinsert_filter + * + * Purpose: auxiliary function, inserts the filter in object OBJS[ I ] + * + * Return: void + * + *------------------------------------------------------------------------- + */ + +static void aux_tblinsert_filter(pack_opttbl_t *table, unsigned int I, + filter_info_t filt) { + if (table->objs[I].nfilters < H5_REPACK_MAX_NFILTERS) { + table->objs[I].filter[table->objs[I].nfilters++] = filt; + } + else { + error_msg( + "cannot insert the filter in this object.\ + Maximum capacity exceeded\n"); + } +} + +/*------------------------------------------------------------------------- + * Function: aux_tblinsert_layout + * + * Purpose: auxiliary function, inserts the layout in object OBJS[ I ] + * + * Return: void + * + *------------------------------------------------------------------------- + */ + +static void aux_tblinsert_layout(pack_opttbl_t *table, unsigned int I, + pack_info_t *pack) { + int k; + + table->objs[I].layout = pack->layout; + if (H5D_CHUNKED == pack->layout) { + /* -2 means the NONE option, remove chunking + and set the layout to contiguous */ + if (pack->chunk.rank == -2) { + table->objs[I].layout = H5D_CONTIGUOUS; + table->objs[I].chunk.rank = -2; + } + /* otherwise set the chunking type */ + else { + table->objs[I].chunk.rank = pack->chunk.rank; + for (k = 0; k < pack->chunk.rank; k++) + table->objs[I].chunk.chunk_lengths[k] = + pack->chunk.chunk_lengths[k]; + } + } +} + +/*------------------------------------------------------------------------- + * Function: aux_inctable + * + * Purpose: auxiliary function, increases the size of the collection by N_OBJS + * + * Return: 0, ok, -1, fail + * + *------------------------------------------------------------------------- + */ +static int +aux_inctable(pack_opttbl_t *table, unsigned n_objs) +{ + unsigned u; + + table->size += n_objs; + table->objs = (pack_info_t*) HDrealloc(table->objs, table->size * sizeof(pack_info_t)); + if (table->objs == NULL) { + error_msg("not enough memory for options table\n"); + return -1; + } + + for (u = table->nelems; u < table->size; u++) + init_packobject(&table->objs[u]); + + return 0; +} + + +/*------------------------------------------------------------------------- + * Function: options_table_init + * + * Purpose: init options table + * + * Return: 0, ok, -1, fail + * + *------------------------------------------------------------------------- + */ +int options_table_init(pack_opttbl_t **tbl) { + unsigned int i; + pack_opttbl_t *table; + + if (NULL == (table = (pack_opttbl_t *) HDmalloc(sizeof(pack_opttbl_t)))) { + error_msg("not enough memory for options table\n"); + return -1; + } + + table->size = 30; + table->nelems = 0; + if (NULL == (table->objs = + (pack_info_t*) HDmalloc(table->size * sizeof(pack_info_t)))) { + error_msg("not enough memory for options table\n"); + HDfree(table); + return -1; + } + + for (i = 0; i < table->size; i++) + init_packobject(&table->objs[i]); + + *tbl = table; + return 0; +} + + +/*------------------------------------------------------------------------- + * Function: options_table_free + * + * Purpose: free table memory + * + * Return: 0 + * + *------------------------------------------------------------------------- + */ + +int options_table_free(pack_opttbl_t *table) { + HDfree(table->objs); + HDfree(table); + return 0; +} + +/*------------------------------------------------------------------------- + * Function: options_add_layout + * + * Purpose: add a layout option to the option list + * + * Return: 0, ok, -1, fail + * + *------------------------------------------------------------------------- + */ +int +options_add_layout(obj_list_t *obj_list, unsigned n_objs, pack_info_t *pack, + pack_opttbl_t *table) +{ + unsigned i, j, I; + unsigned added = 0; + hbool_t found = FALSE; + + /* increase the size of the collection by N_OBJS if necessary */ + if (table->nelems + n_objs >= table->size) + if (aux_inctable(table, n_objs) < 0) + return -1; + + /* search if this object is already in the table; "path" is the key */ + if (table->nelems > 0) { + /* go tru the supplied list of names */ + for (j = 0; j < n_objs; j++) { + /* linear table search */ + for (i = 0; i < table->nelems; i++) { + /*already on the table */ + if (HDstrcmp(obj_list[j].obj,table->objs[i].path) == 0) { + /* already chunk info inserted for this one; exit */ + if (table->objs[i].chunk.rank > 0) { + error_msg("chunk information already inserted for <%s>\n", obj_list[j].obj); + HDexit(EXIT_FAILURE); + } + /* insert the layout info */ + else { + aux_tblinsert_layout(table, i, pack); + found = TRUE; + break; + } + } /* if */ + } /* i */ + + if (!found) { + /* keep the grow in a temp var */ + I = table->nelems + added; + added++; + HDstrcpy(table->objs[I].path, obj_list[j].obj); + aux_tblinsert_layout(table, I, pack); + } + /* cases where we have an already inserted name but there is a new name also + example: + -f dset1:GZIP=1 -l dset1,dset2:CHUNK=20x20 + dset1 is already inserted, but dset2 must also be + */ + else + if(found && HDstrcmp(obj_list[j].obj,table->objs[i].path) != 0) { + /* keep the grow in a temp var */ + I = table->nelems + added; + added++; + HDstrcpy(table->objs[I].path, obj_list[j].obj); + aux_tblinsert_layout(table, I, pack); + } + } /* j */ + } + /* first time insertion */ + else { + /* go tru the supplied list of names */ + for (j = 0; j < n_objs; j++) { + I = table->nelems + added; + added++; + HDstrcpy(table->objs[I].path, obj_list[j].obj); + aux_tblinsert_layout(table, I, pack); + } + } + + table->nelems += added; + + return 0; +} + +/*------------------------------------------------------------------------- + * Function: options_add_filter + * + * Purpose: add a compression -f option to the option list + * + * Return: 0, ok, -1, fail + * + *------------------------------------------------------------------------- + */ +int +options_add_filter(obj_list_t *obj_list, unsigned n_objs, filter_info_t filt, + pack_opttbl_t *table) +{ + unsigned int i, j, I; + unsigned added = 0; + hbool_t found = FALSE; + + /* increase the size of the collection by N_OBJS if necessary */ + if (table->nelems + n_objs >= table->size) + if (aux_inctable(table, n_objs) < 0) + return -1; + + /* search if this object is already in the table; "path" is the key */ + if (table->nelems > 0) { + /* go tru the supplied list of names */ + for (j = 0; j < n_objs; j++) { + /* linear table search */ + for (i = 0; i < table->nelems; i++) { + /*already on the table */ + if (HDstrcmp(obj_list[j].obj, table->objs[i].path) == 0) { + /* insert */ + aux_tblinsert_filter(table, i, filt); + found = TRUE; + break; + } /* if */ + } /* i */ + + if (!found) { + /* keep the grow in a temp var */ + I = table->nelems + added; + added++; + HDstrcpy(table->objs[I].path, obj_list[j].obj); + aux_tblinsert_filter(table, I, filt); + } + /* cases where we have an already inserted name but there is a new name also + example: + -l dset1:CHUNK=20x20 -f dset1,dset2:GZIP=1 + dset1 is already inserted, but dset2 must also be + */ + else + if(found && HDstrcmp(obj_list[j].obj,table->objs[i].path) != 0) { + /* keep the grow in a temp var */ + I = table->nelems + added; + added++; + HDstrcpy(table->objs[I].path, obj_list[j].obj); + aux_tblinsert_filter(table, I, filt); + } + } /* j */ + } + + /* first time insertion */ + else { + /* go tru the supplied list of names */ + for (j = 0; j < n_objs; j++) { + I = table->nelems + added; + added++; + HDstrcpy(table->objs[I].path, obj_list[j].obj); + aux_tblinsert_filter(table, I, filt); + } + } + + table->nelems += added; + + return 0; +} + +/*------------------------------------------------------------------------- + * Function: options_get_object + * + * Purpose: get object from table; "path" is the key + * + * Return: pack_info_t* OBJECT or NULL if not found; PATH is the key + * + *------------------------------------------------------------------------- + */ + +pack_info_t* options_get_object(const char *path, pack_opttbl_t *table) { + unsigned int i; + char tbl_path[MAX_NC_NAME + 1]; /* +1 for start with "/" case */ + + for (i = 0; i < table->nelems; i++) { + /* make full path (start with "/") to compare correctly */ + if (HDstrncmp(table->objs[i].path, "/", 1)) { + HDstrcpy(tbl_path, "/"); + HDstrcat(tbl_path, table->objs[i].path); + } + else + HDstrcpy(tbl_path, table->objs[i].path); + + /* found it */ + if (HDstrcmp(tbl_path, path) == 0) { + return (&table->objs[i]); + } + } + + return NULL; +} + |