workspace.hpp

Go to the documentation of this file.

#ifndef ALREADY_workspace
#define ALREADY_workspace
long min(long a,long b)
{
  return ((a<b)?a:b);
}
template<typename T> 
void MAC_REV_FREE(void *,int);

template<typename coeff>
 struct workspace{ 
  coeff *tabcoeff;
  unsigned char *tabnf;
  int size;
  int sizenf;
};

template<typename coeff>
void increase_space(workspace<coeff> *w)
{
  w->tabcoeff=(coeff*)MAC_REV_REALLOC<coeff>(w->tabcoeff,w->size*sizeof(coeff)
                        ,w->size*2*sizeof(coeff));
  w->size*=2;
  for(int i=w->size/2;i<w->size;i++)
    w->tabcoeff[i]=0;
  
  w->tabnf=(unsigned char*)realloc(w->tabnf,w->size/8+1);
  for(int i=w->sizenf;i<w->size/8+1;i++)
    w->tabnf[i]=0;
  w->sizenf=w->size/8+1;
}

template<typename coeff>
void destroy_space(workspace<coeff> *w)
{
  MAC_REV_FREE<coeff>(w->tabcoeff,w->size*sizeof(coeff));
  free(w->tabnf);
  w->size=0;
  w->sizenf=0;
}

template<typename coeff>
void init_space(workspace<coeff> *w)
{
  w->tabcoeff=(coeff*)MAC_REV_MALLOC<coeff>(80*sizeof(coeff));
  for(int i=0;i<80;i++)
    w->tabcoeff[i]=0;
 
   w->size=80;
  w->tabnf=(unsigned char*)malloc(10);
  for(int i=0;i<10;i++)
    w->tabnf[i]=0;
  w->sizenf=10;

}
#endif //ALREADY_workspace