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/* Copyright (c) 2001, Stanford University
* All rights reserved
*
* See the file LICENSE.txt for information on redistributing this software.
*/
#include "cr_spu.h"
#include "cr_environment.h"
#include "cr_string.h"
#include "cr_error.h"
#include "cr_mem.h"
#include "cr_server.h"
#include "feedbackspu.h"
#include <fcntl.h>
#ifndef WINDOWS
#include <unistd.h>
#endif
feedbackSPU feedback_spu;
static SPUFunctions feedback_functions = {
NULL, /* CHILD COPY */
NULL, /* DATA */
_cr_feedback_table /* THE ACTUAL FUNCTIONS */
};
static SPUFunctions *feedbackSPUInit( int id, SPU *child, SPU *self,
unsigned int context_id,
unsigned int num_contexts )
{
(void) context_id;
(void) num_contexts;
#ifdef CHROMIUM_THREADSAFE
crInitMutex(&feedback_spu.mutex);
#endif
feedback_spu.id = id;
feedback_spu.has_child = 0;
if (child)
{
crSPUInitDispatchTable( &(feedback_spu.child) );
crSPUCopyDispatchTable( &(feedback_spu.child), &(child->dispatch_table) );
feedback_spu.has_child = 1;
}
crSPUInitDispatchTable( &(feedback_spu.super) );
crSPUCopyDispatchTable( &(feedback_spu.super), &(self->superSPU->dispatch_table) );
feedbackspuGatherConfiguration();
/* create/init default state tracker */
crStateInit();
feedback_spu.defaultctx = crStateCreateContext(NULL, 0, NULL);
crStateSetCurrent(feedback_spu.defaultctx);
feedback_spu.numContexts = 0;
crMemZero(feedback_spu.context, CR_MAX_CONTEXTS * sizeof(ContextInfo));
return &feedback_functions;
}
static void feedbackSPUSelfDispatch(SPUDispatchTable *self)
{
crSPUInitDispatchTable( &(feedback_spu.self) );
crSPUCopyDispatchTable( &(feedback_spu.self), self );
}
static int feedbackSPUCleanup(void)
{
return 1;
}
int SPULoad( char **name, char **super, SPUInitFuncPtr *init,
SPUSelfDispatchFuncPtr *self, SPUCleanupFuncPtr *cleanup,
SPUOptionsPtr *options, int *flags )
{
*name = "feedback";
*super = "passthrough";
*init = feedbackSPUInit;
*self = feedbackSPUSelfDispatch;
*cleanup = feedbackSPUCleanup;
*options = feedbackSPUOptions;
*flags = (SPU_NO_PACKER|SPU_NOT_TERMINAL|SPU_MAX_SERVERS_ZERO);
return 1;
}
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