#include <u.h>#include <libc.h>#include <mp.h>#include <libsec.h> #include "fortuna.h" Fortuna *f; voidtestgenerator(void){	uchar buf[32]; 	memset(buf, 0, sizeof(buf));	grandom(f->g, buf, sizeof(buf));	print("random: %02d %.*H\n", sizeof(buf), sizeof(buf), buf);} voidmain(int, char**){	fmtinstall('H', encodefmt); 	f = newfortuna(nsec); 	print("key %.*H\n", sizeof(f->g->key), f->g->key);	print("counter %.*H\n", sizeof(f->g->ctr), f->g->ctr); 	greseed(f->g, (uchar*)"hello world", 11); 	print("key %.*H\n", sizeof(f->g->key), f->g->key);	print("counter %.*H\n", sizeof(f->g->ctr), f->g->ctr); 	testgenerator(); 	fclose(f); 	exits(nil);}