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/* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * *
* 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 "swmr_common.h"
static unsigned symbol_mapping[NMAPPING] = {0, 0, 0, 0, 1, 1, 2, 3, 4};
unsigned symbol_count[NLEVELS] = {100, 200, 400, 800, 1600};
symbol_info_t *symbol_info[NLEVELS];
symbol_info_t *
choose_dataset(void)
{
unsigned level; /* The level of the dataset */
unsigned offset; /* The "offset" of the dataset at that level */
/* Determine level of dataset */
level = symbol_mapping[random() % NMAPPING];
/* Determine the offset of the level */
offset = random() % symbol_count[level];
return(&symbol_info[level][offset]);
} /* end choose_dataset() */
hid_t
create_symbol_datatype(void)
{
hid_t sym_type_id; /* Datatype ID for symbol */
hid_t opaq_type_id; /* Datatype ID for opaque part of record */
/* Create opaque datatype to represent other information for this record */
if((opaq_type_id = H5Tcreate(H5T_OPAQUE, DTYPE_SIZE)) < 0)
return -1;
/* Create compound datatype for symbol */
if((sym_type_id = H5Tcreate(H5T_COMPOUND, sizeof(symbol_t))) < 0)
return -1;
/* Insert fields in symbol datatype */
if(H5Tinsert(sym_type_id, "rec_id", HOFFSET(symbol_t, rec_id), H5T_NATIVE_UINT64) < 0)
return -1;
if(H5Tinsert(sym_type_id, "info", HOFFSET(symbol_t, info), opaq_type_id) < 0)
return -1;
/* Close opaque datatype */
if(H5Tclose(opaq_type_id) < 0)
return -1;
return(sym_type_id);
} /* end create_symbol_datatype() */
int
generate_name(char *name_buf, unsigned level, unsigned count)
{
sprintf(name_buf, "%u-%04u", level, count);
return 0;
} /* end generate_name() */
int
generate_symbols(void)
{
unsigned u, v; /* Local index variables */
for(u = 0; u < NLEVELS; u++) {
symbol_info[u] = (symbol_info_t *)malloc(symbol_count[u] * sizeof(symbol_info_t));
for(v = 0; v < symbol_count[u]; v++) {
char name_buf[64];
generate_name(name_buf, u, v);
symbol_info[u][v].name = (char *)malloc(strlen(name_buf) + 1);
strcpy(symbol_info[u][v].name, name_buf);
symbol_info[u][v].dsid = -1;
symbol_info[u][v].nrecords = 0;
} /* end for */
} /* end for */
return 0;
} /* end generate_symbols() */
int
shutdown_symbols(void)
{
unsigned u, v; /* Local index variables */
/* Clean up the symbols */
for(u = 0; u < NLEVELS; u++) {
for(v = 0; v < symbol_count[u]; v++)
free(symbol_info[u][v].name);
free(symbol_info[u]);
} /* end for */
return 0;
} /* end shutdown_symbols() */
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