#include "EXTERN.h"
#include "perl.h"
#include "XSUB.h"
#include "stdlib.h"

struct s {
    int field1;
    int field2;
    int field3;
};

void do_simulation() {
    int i;
    struct s* m;

    New(1, (struct s*)m, 10000000, struct s);

    // do some computation with data
    // but for simplifying things I'll do a simple initialization

    for ( i=0; i<10000000; i++ ) {
        m[i].field1 = 0;
        m[i].field2 = 1;
        m[i].field3 = 2;
    }    

    Safefree(m);
}

MODULE = MyModule        PACKAGE = MyModule

void
sim()
  CODE:
    do_simulation();