hdf5/test/tvlstr.c
Quincey Koziol ef9c40754b [svn-r5200] Purpose:
Code Cleanup

Description:
    Clean up compiler warnings from the last bunch of checkins

Platforms tested:
    FreeBSD 4.5 (sleipnir)
2002-04-18 09:05:38 -05:00

456 lines
14 KiB
C
Raw Blame History

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/****************************************************************************
* NCSA HDF *
* Software Development Group *
* National Center for Supercomputing Applications *
* University of Illinois at Urbana-Champaign *
* 605 E. Springfield, Champaign IL 61820 *
* *
* For conditions of distribution and use, see the accompanying *
* hdf/COPYING file. *
* *
****************************************************************************/
/* $Id$ */
/***********************************************************
*
* Test program: tvlstr
*
* Test the Variable-Length String functionality
*
*************************************************************/
#ifdef WIN32
#include <stdio.h>
#endif
#include "testhdf5.h"
#include "hdf5.h"
#define DATAFILE "tvlstr.h5"
/* 1-D dataset with fixed dimensions */
#define SPACE1_NAME "Space1"
#define SPACE1_RANK 1
#define SPACE1_DIM1 4
/* 2-D dataset with fixed dimensions */
#define SPACE2_NAME "Space2"
#define SPACE2_RANK 2
#define SPACE2_DIM1 10
#define SPACE2_DIM2 10
#define VLSTR_TYPE "vl_string_type"
/* String for testing attributes */
static const char *string_att = "This is the string for the attribute";
void *test_vlstr_alloc_custom(size_t size, void *info);
void test_vlstr_free_custom(void *mem, void *info);
/****************************************************************
**
** test_vlstr_alloc_custom(): Test VL datatype custom memory
** allocation routines. This routine just uses malloc to
** allocate the memory and increments the amount of memory
** allocated.
**
****************************************************************/
void *test_vlstr_alloc_custom(size_t size, void *info)
{
void *ret_value=NULL; /* Pointer to return */
int *mem_used=(int *)info; /* Get the pointer to the memory used */
size_t extra; /* Extra space needed */
/*
* This weird contortion is required on the DEC Alpha to keep the
* alignment correct - QAK
*/
extra=MAX(sizeof(void *),sizeof(size_t));
if((ret_value=HDmalloc(extra+size))!=NULL) {
*(size_t *)ret_value=size;
*mem_used+=size;
} /* end if */
ret_value=((unsigned char *)ret_value)+extra;
return(ret_value);
}
/****************************************************************
**
** test_vlstr_free_custom(): Test VL datatype custom memory
** allocation routines. This routine just uses free to
** release the memory and decrements the amount of memory
** allocated.
**
****************************************************************/
void test_vlstr_free_custom(void *_mem, void *info)
{
unsigned char *mem;
int *mem_used=(int *)info; /* Get the pointer to the memory used */
size_t extra; /* Extra space needed */
/*
* This weird contortion is required on the DEC Alpha to keep the
* alignment correct - QAK
*/
extra=MAX(sizeof(void *),sizeof(size_t));
if(_mem!=NULL) {
mem=((unsigned char *)_mem)-extra;
*mem_used-=*(size_t *)mem;
HDfree(mem);
} /* end if */
}
/****************************************************************
**
** test_vlstrings_basic(): Test basic VL string code.
** Tests simple VL string I/O
**
****************************************************************/
static void
test_vlstrings_basic(void)
{
const char *wdata[SPACE1_DIM1]= {
"Four score and seven years ago our forefathers brought forth on this continent a new nation,",
"conceived in liberty and dedicated to the proposition that all men are created equal.",
"Now we are engaged in a great civil war,",
"testing whether that nation or any nation so conceived and so dedicated can long endure."
}; /* Information to write */
char *rdata[SPACE1_DIM1]; /* Information read in */
hid_t fid1; /* HDF5 File IDs */
hid_t dataset; /* Dataset ID */
hid_t sid1; /* Dataspace ID */
hid_t tid1; /* Datatype ID */
hid_t xfer_pid; /* Dataset transfer property list ID */
hsize_t dims1[] = {SPACE1_DIM1};
hsize_t size; /* Number of bytes which will be used */
unsigned i; /* counting variable */
int str_used; /* String data in memory */
int mem_used=0; /* Memory used during allocation */
herr_t ret; /* Generic return value */
/* Output message about test being performed */
MESSAGE(5, ("Testing Basic VL String Functionality\n"));
/* Create file */
fid1 = H5Fcreate(DATAFILE, H5F_ACC_TRUNC, H5P_DEFAULT, H5P_DEFAULT);
CHECK(fid1, FAIL, "H5Fcreate");
/* Create dataspace for datasets */
sid1 = H5Screate_simple(SPACE1_RANK, dims1, NULL);
CHECK(sid1, FAIL, "H5Screate_simple");
/* Create a datatype to refer to */
tid1 = H5Tcopy (H5T_C_S1);
CHECK(tid1, FAIL, "H5Tcopy");
ret = H5Tset_size (tid1,H5T_VARIABLE);
CHECK(ret, FAIL, "H5Tset_size");
/* Create a dataset */
dataset=H5Dcreate(fid1,"Dataset1",tid1,sid1,H5P_DEFAULT);
CHECK(dataset, FAIL, "H5Dcreate");
/* Write dataset to disk */
ret=H5Dwrite(dataset,tid1,H5S_ALL,H5S_ALL,H5P_DEFAULT,wdata);
CHECK(ret, FAIL, "H5Dwrite");
/* Change to the custom memory allocation routines for reading VL string */
xfer_pid=H5Pcreate(H5P_DATASET_XFER);
CHECK(xfer_pid, FAIL, "H5Pcreate");
ret=H5Pset_vlen_mem_manager(xfer_pid,test_vlstr_alloc_custom,&mem_used,test_vlstr_free_custom,&mem_used);
CHECK(ret, FAIL, "H5Pset_vlen_mem_manager");
/* Make certain the correct amount of memory will be used */
ret=H5Dvlen_get_buf_size(dataset,tid1,sid1,&size);
CHECK(ret, FAIL, "H5Dvlen_get_buf_size");
/* Count the actual number of bytes used by the strings */
for(i=0,str_used=0; i<SPACE1_DIM1; i++)
str_used+=strlen(wdata[i])+1;
/* Compare against the strings actually written */
VERIFY(size,(hsize_t)str_used,"H5Dvlen_get_buf_size");
/* Read dataset from disk */
ret=H5Dread(dataset,tid1,H5S_ALL,H5S_ALL,xfer_pid,rdata);
CHECK(ret, FAIL, "H5Dread");
/* Make certain the correct amount of memory has been used */
VERIFY(mem_used,str_used,"H5Dread");
/* Compare data read in */
for(i=0; i<SPACE1_DIM1; i++) {
if(strlen(wdata[i])!=strlen(rdata[i])) {
num_errs++;
printf("VL data length don't match!, strlen(wdata[%d])=%d, strlen(rdata[%d])=%d\n",(int)i,(int)strlen(wdata[i]),(int)i,(int)strlen(rdata[i]));
continue;
} /* end if */
if( strcmp(wdata[i],rdata[i]) != 0 ) {
num_errs++;
printf("VL data values don't match!, wdata[%d]=%s, rdata[%d]=%s\n",(int)i,wdata[i],(int)i,rdata[i]);
continue;
} /* end if */
} /* end for */
/* Reclaim the read VL data */
ret=H5Dvlen_reclaim(tid1,sid1,xfer_pid,rdata);
CHECK(ret, FAIL, "H5Dvlen_reclaim");
/* Make certain the VL memory has been freed */
VERIFY(mem_used,0,"H5Dvlen_reclaim");
/* Close Dataset */
ret = H5Dclose(dataset);
CHECK(ret, FAIL, "H5Dclose");
/* Close datatype */
ret = H5Tclose(tid1);
CHECK(ret, FAIL, "H5Tclose");
/* Close disk dataspace */
ret = H5Sclose(sid1);
CHECK(ret, FAIL, "H5Sclose");
/* Close dataset transfer property list */
ret = H5Pclose(xfer_pid);
CHECK(ret, FAIL, "H5Pclose");
/* Close file */
ret = H5Fclose(fid1);
CHECK(ret, FAIL, "H5Fclose");
} /* end test_vlstrings_basic() */
/****************************************************************
**
** test_vlstring_type(): Test VL string type.
** Tests if VL string is treated as string.
**
****************************************************************/
static void test_vlstring_type(void)
{
hid_t fid; /* HDF5 File IDs */
hid_t tid_vlstr;
H5T_cset_t cset;
H5T_str_t pad;
herr_t ret;
/* Output message about test being performed */
MESSAGE(5, ("Testing VL String type\n"));
/* Create file */
fid = H5Fcreate(DATAFILE, H5F_ACC_TRUNC, H5P_DEFAULT, H5P_DEFAULT);
CHECK(fid, FAIL, "H5Fcreate");
/* Create a datatype to refer to */
tid_vlstr = H5Tcopy(H5T_C_S1);
CHECK(tid_vlstr, FAIL, "H5Tcopy");
/* Change padding and verify it */
ret = H5Tset_strpad(tid_vlstr, H5T_STR_NULLPAD);
CHECK(ret, FAIL, "H5Tset_strpad");
pad = H5Tget_strpad(tid_vlstr);
VERIFY(pad, H5T_STR_NULLPAD, "H5Tget_strpad");
/* Convert to variable-length string */
ret = H5Tset_size(tid_vlstr, H5T_VARIABLE);
CHECK(ret, FAIL, "H5Tset_size");
/* Check default character set and padding */
cset = H5Tget_cset(tid_vlstr);
VERIFY(cset, H5T_CSET_ASCII, "H5Tget_cset");
pad = H5Tget_strpad(tid_vlstr);
VERIFY(pad, H5T_STR_NULLPAD, "H5Tget_strpad");
/* Commit variable-length string datatype to storage */
ret = H5Tcommit(fid, VLSTR_TYPE, tid_vlstr);
CHECK(ret, FAIL, "H5Tcommit");
/* Close datatype */
ret = H5Tclose(tid_vlstr);
CHECK(ret, FAIL, "H5Tclose");
/* Open the variable-length string datatype just created */
tid_vlstr = H5Topen(fid, VLSTR_TYPE);
CHECK(tid_vlstr, FAIL, "H5Topen");
/* Verify character set and padding */
cset = H5Tget_cset(tid_vlstr);
VERIFY(cset, H5T_CSET_ASCII, "H5Tget_cset");
pad = H5Tget_strpad(tid_vlstr);
VERIFY(pad, H5T_STR_NULLPAD, "H5Tget_strpad");
/* Close datatype and file */
ret = H5Tclose(tid_vlstr);
CHECK(ret, FAIL, "H5Tclose");
ret = H5Fclose(fid);
CHECK(ret, FAIL, "H5Fclose");
} /* end test_vlstring_type() */
/****************************************************************
**
** test_write_vl_string_attribute(): Test basic VL string code.
** Tests writing VL strings as attributes
**
****************************************************************/
static void test_write_vl_string_attribute(void)
{
hid_t file, root, dataspace, att;
hid_t type;
herr_t ret;
char *string_att_check;
file = H5Fcreate(DATAFILE, H5F_ACC_TRUNC, H5P_DEFAULT, H5P_DEFAULT);
CHECK(file, FAIL, "H5Fcreate");
/* Create a datatype to refer to. */
type = H5Tcopy (H5T_C_S1);
CHECK(type, FAIL, "H5Tcopy");
ret = H5Tset_size (type, H5T_VARIABLE);
CHECK(ret, FAIL, "H5Tset_size");
root = H5Gopen(file, "/");
CHECK(root, FAIL, "H5Gopen");
dataspace = H5Screate(H5S_SCALAR);
CHECK(dataspace, FAIL, "H5Screate");
att = H5Acreate(root, "test_scalar", type, dataspace, H5P_DEFAULT);
CHECK(att, FAIL, "H5Acreate");
ret = H5Awrite(att, type, &string_att);
CHECK(ret, FAIL, "H5Awrite");
ret = H5Aread(att, type, &string_att_check);
CHECK(ret, FAIL, "H5Aread");
if(HDstrcmp(string_att_check,string_att)!=0) {
num_errs++;
printf("VL string attributes don't match!, string_att=%s, string_att_check=%s\n",string_att,string_att_check);
} /* end if */
free(string_att_check);
ret = H5Aclose(att);
CHECK(ret, FAIL, "HAclose");
ret = H5Gclose(root);
CHECK(ret, FAIL, "H5Gclose");
ret = H5Tclose(type);
CHECK(ret, FAIL, "H5Tclose");
ret = H5Sclose(dataspace);
CHECK(ret, FAIL, "H5Sclose");
ret = H5Fclose(file);
CHECK(ret, FAIL, "H5Fclose");
return;
}
/****************************************************************
**
** test_read_vl_string_attribute(): Test basic VL string code.
** Tests reading VL strings from attributes
**
****************************************************************/
static void test_read_vl_string_attribute(void)
{
hid_t file, root, att;
hid_t type;
herr_t ret;
char *string_att_check;
file = H5Fopen(DATAFILE, H5F_ACC_RDONLY, H5P_DEFAULT);
CHECK(file, FAIL, "H5Fopen");
/* Create a datatype to refer to. */
type = H5Tcopy (H5T_C_S1);
CHECK(type, FAIL, "H5Tcopy");
ret = H5Tset_size (type, H5T_VARIABLE);
CHECK(ret, FAIL, "H5Tset_size");
root = H5Gopen(file, "/");
CHECK(root, FAIL, "H5Gopen");
att = H5Aopen_name(root, "test_scalar");
CHECK(att, FAIL, "H5Aopen_name");
ret = H5Aread(att, type, &string_att_check);
CHECK(ret, FAIL, "H5Aread");
if(HDstrcmp(string_att_check,string_att)!=0) {
num_errs++;
printf("VL string attributes don't match!, string_att=%s, string_att_check=%s\n",string_att,string_att_check);
} /* end if */
free(string_att_check);
ret = H5Aclose(att);
CHECK(ret, FAIL, "HAclose");
ret = H5Tclose(type);
CHECK(ret, FAIL, "H5Tclose");
ret = H5Gclose(root);
CHECK(ret, FAIL, "H5Gclose");
ret = H5Fclose(file);
CHECK(ret, FAIL, "H5Fclose");
return;
}
/****************************************************************
**
** test_vlstrings(): Main VL string testing routine.
**
****************************************************************/
void
test_vlstrings(void)
{
/* Output message about test being performed */
MESSAGE(5, ("Testing Variable-Length Strings\n"));
/* These next tests use the same file */
/* Test basic VL string datatype */
test_vlstrings_basic();
test_vlstring_type();
/* Test using VL strings in attributes */
test_write_vl_string_attribute();
test_read_vl_string_attribute();
} /* test_vlstrings() */
/*-------------------------------------------------------------------------
* Function: cleanup_vlstrings
*
* Purpose: Cleanup temporary test files
*
* Return: none
*
* Programmer: Quincey Koziol
* September 10, 1999
*
* Modifications:
*
*-------------------------------------------------------------------------
*/
void
cleanup_vlstrings(void)
{
remove(DATAFILE);
}