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/*@@
@file Startup.c
@date Fri May 21 1999
@author Thomas Radke
@desc
Startup routines for StreamedHDF5.
@enddesc
@history
@hauthor Thomas Radke @hdate May 21 1999
@hdesc Just copied from thorn FlexIO.
@endhistory
@@*/
#include <stdio.h>
#include "cctk.h"
#include "cctk_Parameters.h"
#include "CactusBase/IOUtil/src/ioGH.h"
#include "BetaThorns/Socket/src/SocketUtils.h"
#include "StreamedHDF5GH.h"
#ifdef HAVE_UNISTD_H
#include <unistd.h>
#endif
/* prototypes of functions to be registered */
int StreamedHDF5_OutputGH(cGH *GH);
int StreamedHDF5_TriggerOutput(cGH *GH, int);
int StreamedHDF5_TimeFor(cGH *GH, int);
int StreamedHDF5_OutputVarAs(cGH *GH, const char *var, const char *alias);
/* local function prototypes */
static void *StreamedHDF5_SetupGH (tFleshConfig *config,
int convergence_level,
cGH *GH);
static int StreamedHDF5_InitGH (cGH *GH);
/*@@
@routine StreamedHDF5_Startup
@date Fri May 21 1999
@author Thomas Radke
@desc
The startup registration routine for StreamedHDF5.
Registers the GH extensions needed for StreamedHDF5 and
the registerable routines used for each method of StreamedHDF5.
StreamedHDF5 does not overload any functions.
@enddesc
@calls
@calledby CCTK scheduler at STARTUP
@history
@endhistory
@@*/
void StreamedHDF5_Startup (void)
{
int IO_GHExtension;
if (CCTK_GHExtensionHandle ("IO") < 0)
{
CCTK_WARN (1, "Thorn IOUtil was not activated. "
"No StreamedHDF5 IO methods will be enabled.");
return;
}
/* this check can go as soon as the Stream VFD
comes with the default HDF5 installation */
#ifndef H5FDstream_H
CCTK_WARN (1, "The Stream VFD is not included in the configured HDF5 "
"installation. No HDF5 stream output will be available !");
#else
IO_GHExtension = CCTK_RegisterGHExtension ("StreamedHDF5");
CCTK_RegisterGHExtensionSetupGH (IO_GHExtension, StreamedHDF5_SetupGH);
CCTK_RegisterGHExtensionInitGH (IO_GHExtension, StreamedHDF5_InitGH);
#endif
}
/*@@
@routine StreamedHDF5_Terminate
@date Mon Jun 19 2000
@author Thomas Radke
@desc
StreamedHDF5's termination routine
Closes the socket if it was opened before.
@enddesc
@calls
@calledby CCTK scheduler at TERMINATE
@history
@endhistory
@@*/
void StreamedHDF5_Terminate (cGH *GH)
{
int handle;
StreamedHDF5GH *myGH;
handle = CCTK_GHExtensionHandle ("StreamedHDF5");
myGH = handle >= 0 ? (StreamedHDF5GH *) GH->extensions [handle] : NULL;
if (myGH)
{
if (myGH->socket >= 0)
{
close (myGH->socket);
}
}
}
/*************************** local routines *********************************/
static void *StreamedHDF5_SetupGH (tFleshConfig *config, int convergence_level, cGH *GH)
{
DECLARE_CCTK_PARAMETERS
int IOMethod;
int numvars, socket;
StreamedHDF5GH *newGH;
if (CCTK_MyProc (GH) == 0)
{
socket = Socket_TCPOpenServerSock (port);
if (socket < 0)
{
CCTK_VWarn (1, __LINE__, __FILE__, CCTK_THORNSTRING,
"Couldn't open TCP server socket on port %d. No HDF5 stream "
"output available !", port);
return (NULL);
}
if (Socket_SetNonBlocking (socket) < 0)
{
CCTK_WARN (1, "Couldn't set socket into non-blocking mode. No HDF5 "
"stream output available !");
close (socket);
return (NULL);
}
}
else
{
socket = -1;
}
/* Register StreamedHDF5 routines as output methods */
IOMethod = CCTK_RegisterIOMethod ("StreamedHDF5");
CCTK_RegisterIOMethodOutputGH (IOMethod, StreamedHDF5_OutputGH);
CCTK_RegisterIOMethodOutputVarAs (IOMethod, StreamedHDF5_OutputVarAs);
CCTK_RegisterIOMethodTimeToOutput (IOMethod, StreamedHDF5_TimeFor);
CCTK_RegisterIOMethodTriggerOutput (IOMethod, StreamedHDF5_TriggerOutput);
numvars = CCTK_NumVars ();
newGH = (StreamedHDF5GH *) malloc (sizeof (StreamedHDF5GH));
newGH->do_output = (char *) malloc (numvars * sizeof (char));
newGH->geo_output = (StreamGeo_t*) malloc (numvars * sizeof (StreamGeo_t));
newGH->out_last = (int *) malloc (numvars * sizeof (int));
newGH->socket = socket;
/* save the original error printing routine and its argument */
CACTUS_IOHDF5_ERROR (H5Eget_auto (&newGH->printErrorFn,
&newGH->printErrorFnArg));
/* predefine dataspaces for writing scalar and array attributes */
/* the dimension of the array dataspace is set when used */
CACTUS_IOHDF5_ERROR (newGH->scalarDataspace = H5Screate (H5S_SCALAR));
CACTUS_IOHDF5_ERROR (newGH->arrayDataspace = H5Screate (H5S_SIMPLE));
/* predefine a IOHDF5_COMPLEX datatype */
CACTUS_IOHDF5_ERROR (newGH->IOHDF5_COMPLEX =
H5Tcreate (H5T_COMPOUND, sizeof (CCTK_COMPLEX)));
CACTUS_IOHDF5_ERROR (H5Tinsert (newGH->IOHDF5_COMPLEX, "real",
offsetof (CCTK_COMPLEX, Re), IOHDF5_REAL));
CACTUS_IOHDF5_ERROR (H5Tinsert (newGH->IOHDF5_COMPLEX, "imag",
offsetof (CCTK_COMPLEX, Im), IOHDF5_REAL));
/* predefine a C string datatype */
CACTUS_IOHDF5_ERROR (newGH->IOHDF5_STRING = H5Tcopy (H5T_C_S1));
return (newGH);
}
static int StreamedHDF5_InitGH (cGH *GH)
{
DECLARE_CCTK_PARAMETERS
int i, handle;
StreamedHDF5GH *myGH;
handle = CCTK_GHExtensionHandle ("StreamedHDF5");
myGH = handle >= 0 ? (StreamedHDF5GH *) GH->extensions [handle] : NULL;
if (handle < 0 || myGH == NULL)
{
CCTK_WARN (1, "Couldn't access GH extension handle\n");
return (-1);
}
/* How often to output */
myGH->out_every = out_every > 0 ? out_every : -1;
if (outHDF5_every > 0)
{
myGH->out_every = outHDF5_every;
}
for (i = 0; i < CCTK_NumVars (); i++)
{
myGH->out_last [i] = -1;
}
return (0);
}
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