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/*@@
@file ieee_convert_from_cactus3.c
@date Fri 14 Dec 2001
@author Thomas Radke
@desc
Utility program to convert Cactus 3 IEEEIO datafiles into
Cactus 4 IEEEIO datafiles.
@enddesc
@version $Id$
@@*/
#include <stdio.h>
#include <string.h>
#include <stdlib.h>
/* CCTK includes */
#include "cctk.h"
/* FlexIO includes */
#include "IOProtos.h"
#include "IEEEIO.h"
/* the rcs ID and its dummy function to use it */
static const char *rcsid = "$Header$";
CCTK_FILEVERSION(CactusPUGHIO_IOFlexIO_util_ieee_convert_from_cactus3_c)
#define MAXDIM 3 /* max. dimensions of an IEEEIO dataset */
#define MAXNAMESIZE 100 /* max. attribute name length */
#define MAXLINELEN 200 /* longest linesize in the mapfile */
#define MAXMAPPINGS 1000 /* max. lines of (valid) mapfile entries */
typedef struct /* a mapping description as it is read */
{ /* from the mapfile */
char *oldname;
char *newname;
char *groupname;
} map_desc_t;
int main (int argc, char **argv)
{
int i, j;
IOFile infile, outfile;
int nDatasets, nAttributes;
int datatype;
int rank;
int dims[MAXDIM];
int attrType, attrLen;
char attrName[MAXNAMESIZE];
void *data, *attrData;
FILE *mapfile;
int nMappings;
map_desc_t *mapping[MAXMAPPINGS];
char line[MAXLINELEN];
if (argc != 4)
{
printf ("Usage: %s <mapfile> <infile> <outfile>\n\n", argv[0]);
printf (" where <mapfile> contains mappings for variable names\n");
printf (" from Cactus 3.x to Cactus 4.0 in the format\n");
printf (" <old varname> -> <full varname> <full groupname>\n");
printf (" eg.\n");
printf (" x -> grid::x grid::coordinates\n");
printf (" y -> grid::y grid::coordinates\n");
printf (" z -> grid::z grid::coordinates\n");
printf (" alp -> einstein::alp einstein::lapse\n\n");
return (0);
}
mapfile = fopen (argv[1], "r");
if (! mapfile)
{
printf ("ERROR: Could not open mapfile '%s'\n\n", argv[1]);
return (-1);
}
nMappings = i = 0;
while (fgets (line, MAXLINELEN - 1, mapfile) != NULL)
{
char oldname[MAXLINELEN], newname[MAXLINELEN];
char groupname[MAXLINELEN];
i++;
if (line[strlen (line) - 1] == '\n')
{
line[strlen (line) - 1] = 0;
}
if (sscanf (line, "%s -> %s %s", oldname, newname, groupname) != 3)
{
printf ("Ignoring line %d in mapfile: '%s'\n", i, line);
}
else
{
mapping[nMappings] = (map_desc_t *) malloc (sizeof (map_desc_t));
mapping[nMappings]->oldname = strdup (oldname);
mapping[nMappings]->newname = strdup (newname);
mapping[nMappings]->groupname = strdup (groupname);
nMappings++;
}
}
fclose (mapfile);
if (nMappings == 0)
{
printf ("ERROR: Could not read any name mapping from '%s'\n", argv[1]);
return (-1);
}
infile = IEEEopen (argv[2], "r");
if (! IOisValid (infile))
{
printf ("ERROR: Could not open input file '%s'\n\n", argv[2]);
return (1);
}
nDatasets = IOnDatasets (infile);
printf ("Input file '%s' contains %d datasets\n", argv[2], nDatasets);
outfile = IEEEopen (argv[3], "w");
if (! IOisValid (outfile))
{
printf ("ERROR: Could not open output file '%s'\n\n", argv[3]);
return (1);
}
for (i = 0; i < nDatasets; i++)
{
if (IOreadInfo (infile, &datatype, &rank, dims, MAXDIM) <= 0)
{
printf ("ERROR: Cannot read info of datatset %d, skipping dataset\n\n",i);
continue;
}
data = malloc (IOnBytes (datatype, rank, dims));
IOread (infile, data);
IOwrite (outfile, datatype, rank, dims, data);
free (data);
nAttributes = IOnAttributes (infile);
printf ("Processing dataset %d with %d attributes\n", i, nAttributes);
for (j = 0; j < nAttributes; j++)
{
if (IOreadIndexedAttributeInfo (infile, j, attrName, &attrType,
&attrLen, MAXNAMESIZE) < 0)
{
#if 0
/* it's only a bug if this returns -1 */
printf ("Cannot read info of attribute %d, "
"skipping ...\n", j);
continue;
#endif
}
attrData = malloc (IOnBytes (attrType, 1, &attrLen));
if (IOreadAttribute (infile, j, attrData) < 0)
{
printf ("ERROR: Cannot read value of attribute %d, "
"skipping attribute...\n\n", j);
continue;
}
if (! strcmp (attrName, "name"))
{
int k;
Int grouptype = CCTK_GF; /* only grid functions have a 'name' attr.*/
Int ntimelevels = 1; /* Cactus 3.x had no timelevels */
Int timelevel = 0;
for (k = 0; k < nMappings; k++)
{
if (! strcmp (attrData, mapping[k]->oldname))
{
printf ("Found grid function with name '%s', \n"
" set it to new varname '%s' with groupname '%s'\n",
mapping[k]->oldname, mapping[k]->newname,
mapping[k]->groupname);
/* add the groupname for this variable */
IOwriteAttribute (outfile, "groupname", BYTE,
strlen (mapping[k]->groupname) + 1, mapping[k]->groupname);
/* write the implicite Cactus 4.0 attributes */
IOwriteAttribute (outfile, "grouptype", INT32, 1, &grouptype);
IOwriteAttribute (outfile, "ntimelevels", INT32, 1, &ntimelevels);
IOwriteAttribute (outfile, "timelevel", INT32, 1, &timelevel);
/* and set the data pointer to use the new variable name */
free (attrData);
attrData = (char *) strdup (mapping[k]->newname);
attrLen = strlen (mapping[k]->newname) + 1;
break;
}
}
}
if (! strcpy (attrName, "GH$GHiteration"))
{
/* copy this also to the "main loop iteration" attribute */
IOwriteAttribute (outfile, "main loop iteration", attrType, attrLen,
attrData);
/* and map "GH$GHiteration" to "GH$iteration" */
strcpy (attrName, "GH$iteration");
}
if (! strcpy (attrName, "GH$phys_time"))
{
/* map "GH$phys_time" to "GH$time" */
strcpy (attrName, "GH$time");
}
IOwriteAttribute (outfile, attrName, attrType, attrLen, attrData);
free (attrData);
}
}
IOclose (infile);
IOclose (outfile);
for (i = 0; i < nMappings; i++)
{
free (mapping[i]->oldname);
free (mapping[i]->newname);
free (mapping[i]);
}
return (0);
}
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