예제 #1
0
int main (int argc, char **argv) {

	int res;

	TestClass *obj1;
	TestClass *obj2;

	obj1 = malloc ( sizeof (TestClass) );
	obj2 = malloc ( sizeof (TestClass) );

	class_init(obj1, Impl1);
	class_init(obj2, Impl2); 

	SMCALL(obj1, &res, test_method, 1);
	SVMCALL(obj1, test_void_method, res);

	SMCALL(obj2, &res, test_method, 1);
	SVMCALL(obj2, test_void_method, 4);

	free (obj1);
	free (obj2);

	return 0;

}
예제 #2
0
파일: oostruct.c 프로젝트: barak/lush
/* allocate and initialize new builtin class */
class_t *new_builtin_class(class_t *super)
{
   class_t *cl = mm_alloc(mt_class);
   add_notifier(cl, dbg_notify, NULL);
   class_init(cl);
   if (super) {
      cl->super = super;
      cl->atsuper = super->backptr;
   }
   assert(class_class);
   cl->backptr = new_at(class_class, cl);
   return cl;
}
예제 #3
0
파일: oostruct.c 프로젝트: barak/lush
void pre_init_oostruct(void)
{
   if (mt_class == mt_undefined)
      mt_class = MM_REGTYPE("class", sizeof(class_t),
                            clear_class, mark_class, 0);
   if (!class_class) {
      class_class = mm_alloc(mt_class);
      class_init(class_class);
      class_class->dispose = (dispose_func_t *)class_dispose;
      class_class->name = class_name;
      class_class->dontdelete = true;
   }
}
예제 #4
0
파일: dcl2.c 프로젝트: setekhid/cfront1
void stmt.dcl()
/*
	typecheck statement "this" in scope "curr_block->tbl"
*/
{
	Pstmt ss;
	Pname n;
	Pname nn;
	Pstmt ostmt = Cstmt;

	for (ss=this; ss; ss=ss->s_list) {
		Pstmt old_loop, old_switch;
		Cstmt = ss;
		Ptable tbl = curr_block->memtbl;
/*error('d',"ss %d%k tbl %d e %d%k s %d%k sl %d%k", ss, ss->base, tbl, ss->e, (ss->e)?ss->e->base:0, ss->s, (ss->s)?ss->s->base:0, ss->s_list, (ss->s_list)?ss->s_list->base:0);*/
		switch (ss->base) {
		case BREAK:
			if (curr_loop==0 && curr_switch==0)
				error("%k not in loop or switch",BREAK);
			ss->reached();
			break;

		case CONTINUE:
			if (curr_loop == 0) error("%k not in loop",CONTINUE);
			ss->reached();
			break;

		case DEFAULT:
			if (curr_switch == 0) {
				error("default not in switch");
				break;
			}
			if (curr_switch->has_default) error("two defaults in switch");
			curr_switch->has_default = ss;
			ss->s->s_list = ss->s_list;
			ss->s_list = 0;
			ss->s->dcl();
			break;

		case SM:
			switch (ss->e->base) {
			case DUMMY:
				ss->e = 0;
				break;
					// check for unused results
					// don't check operators that are likely
					// to be overloaded to represent "actions":
					// ! ~ < <= > >= << >>
			case EQ:
			case NE:
			case PLUS:
			case MINUS:
			case REF:
			case DOT:
			case MUL:
			case DIV:
			case ADDROF:
			case AND:
			case OR:
			case ER:
			case DEREF:
			case ANDAND:
			case OROR:
			case NAME:
				if (ss->e->tp) break;	// avoid looking at generated code
				ss->e = ss->e->typ(tbl);
				if (ss->e->tp->base != VOID) error('w',"result of%kE not used",ss->e->base);
				break;
			default:
				ss->e = ss->e->typ(tbl);
			}
		//	ss->e = (ss->e != dummy) ? ss->e->typ(tbl) : 0;
			break;

		case RETURN:
		{	Pname fn = cc->nof;
			Ptype rt = Pfct(fn->tp)->returns;
			Pexpr v = ss->e;
			if (v != dummy) {
				if (rt->base == VOID) {
					error('w',"unX return value");
					/*refuse to return the value:*/
					ss->e = dummy;
				}
				else {
					v = v->typ(tbl);
				lx:
//error('d',"return %t",rt);
					switch (rt->base) {
					case TYPE:
						rt = Pbase(rt)->b_name->tp;
						goto lx;
					case RPTR:
						ss->e = ref_init(Pptr(rt),v,tbl);
						if (v->lval(0)==0
						&& v->tp->tconst()==0)
							error('w',"reference to non-lvalue returned");
						else if (v->base==NAME
						&& Pname(v)->n_scope==FCT)
							error('w',"reference to local variable returned");
								
							
						break;
					case COBJ:
					{	Pname rv = tbl->look("_result",0);
						ss->e = class_init(rv,rt,v,tbl);
//error('d',"ss->e %t %d",ss->e->tp,ss->e->base);
						break;
					}
					case ANY:
						break;
					case INT:
					case CHAR:
					case LONG:
					case SHORT:
						if (Pbase(rt)->b_unsigned
						&& v->base==UMINUS
						&& v->e2->base==ICON)
							error('w',"negative retured fromF returning unsigned");
					default:
		{	Pname cn;
			int i;
			if ((cn=v->tp->is_cl_obj())
			&& (i=can_coerce(rt,v->tp))
			&& Ncoerce) {
				if (1 < i) error("%d possible conversions for return value",i);
				Pclass cl = (Pclass)cn->tp;
				Pref r = new ref(DOT,v,Ncoerce);
				Pexpr c = new expr(G_CALL,r,0);
				c->fct_name = Ncoerce;
				c->tp = rt;
				ss->e = c;
				break;
			}
		}
						ss->e = v;
						if (rt->check(v->tp,ASSIGN))
							error("bad return valueT for%n:%t (%tX)",fn,v->tp,rt);
					}
				}
			}
			else {
				if (rt->base != VOID) error('w',"return valueX");
			}
			ss->reached();
			break;
		}

		case DO:	/* in DO the stmt is before the test */					inline_restr |= 8;
			old_loop = curr_loop;
			curr_loop = ss;
			if (ss->s->base == DCL) error('s',"D as onlyS in do-loop");
			ss->s->dcl();
		/*	tbl = curr_block->memtbl;*/
			ss->e = ss->e->typ(tbl);
			ss->e = check_cond(ss->e,DO,tbl);
			curr_loop = old_loop;
			break;

		case WHILE:
			inline_restr |= 8;
			old_loop = curr_loop;
			curr_loop = ss;
			ss->e = ss->e->typ(tbl);
			/*ss->e->tp->num_ptr(ss->base);*/
			ss->e = check_cond(ss->e,WHILE,tbl);
			if (ss->s->base == DCL) error('s',"D as onlyS in while-loop");
			ss->s->dcl();
			curr_loop = old_loop;
			break;

		case SWITCH:
		{	int ne = 0;
			inline_restr |= 4;
			old_switch = curr_switch;
			curr_switch = ss;
			ss->e = ss->e->typ(tbl);
		/*	ss->e->tp->num_ptr(SWITCH);*/
			ss->e = check_cond(ss->e,SWITCH,tbl);
			{	Ptype tt = ss->e->tp;
			sii:
				switch (tt->base) {
				case TYPE:
					tt = ((Pbase)tt)->b_name->tp; goto sii;
				case EOBJ:
					ne = Penum(Pbase(tt)->b_name->tp)->no_of_enumerators;
				case ZTYPE:
				case ANY:
				case CHAR:
				case SHORT:
				case INT:
				case LONG:
				case FIELD:
					break;
				default:
					error('s',"%t switchE",ss->e->tp);
				}
			}
			ss->s->dcl();
			if (ne) {	/* see if the number of cases is "close to"
					   but not equal to the number of enumerators
					*/
				int i = 0;
				Pstmt cs;
				for (cs=ss->case_list; cs; cs=cs->case_list) i++;
				if (i && i!=ne) {
					if (ne < i) {
				ee:		error('w',"switch (%t) with %d cases (%d enumerators)",ss->e->tp,i,ne);
					}
					else {
						switch (ne-i) {
						case 1: if (3<ne) goto ee;
						case 2: if (7<ne) goto ee;
						case 3: if (23<ne) goto ee;
						case 4: if (60<ne) goto ee;
						case 5: if (99<ne) goto ee;
						}
					}
				}
			}
			curr_switch = old_switch;
			break;
		}
		case CASE:
			if (curr_switch == 0) {
				error("case not in switch");
				break;
			}
			ss->e = ss->e->typ(tbl);
			ss->e->tp->num_ptr(CASE);
			{	Ptype tt = ss->e->tp;
			iii:
				switch (tt->base) {
				case TYPE:
					tt = Pbase(tt)->b_name->tp; goto iii;
				case ZTYPE:
				case ANY:
				case CHAR:
				case SHORT:
				case INT:
				case LONG:
					break;
				default:
					error('s',"%t caseE",ss->e->tp);
				}
			}
			if (1) {
				Neval = 0;
				int i = ss->e->eval();
				if (Neval == 0) {
					Pstmt cs;
					for (cs=curr_switch->case_list; cs; cs=cs->case_list) {
						if (cs->case_value == i) error("case %d used twice in switch",i);
					}
					ss->case_value = i;
					ss->case_list = curr_switch->case_list;
					curr_switch->case_list = ss;
				}
				else
					error("bad case label: %s",Neval);
			}
			if (ss->s->s_list) error('i',"case%k",ss->s->s_list->base);
			ss->s->s_list = ss->s_list;
			ss->s_list = 0;
			ss->s->dcl();
			break;

		case GOTO:
			inline_restr |= 2;
			ss->reached();
		case LABEL:
			/* Insert label in function mem table;
			   labels have function scope.
			*/
			n = ss->d;
			nn = cc->ftbl->insert(n,LABEL);

			/* Set a ptr to the mem table corresponding to the scope
			   in which the label actually occurred.  This allows the
			   processing of goto's in the presence of ctors and dtors
			*/
			if(ss->base == LABEL) {
				nn->n_realscope = curr_block->memtbl;
				inline_restr |= 1;
			}

			if (Nold) {
				if (ss->base == LABEL) {
					if (nn->n_initializer) error("twoDs of label%n",n);
					nn->n_initializer = (Pexpr)1;
				}
				if (n != nn) ss->d = nn;
			}
			else {
				if (ss->base == LABEL) nn->n_initializer = (Pexpr)1;
				nn->where = ss->where;
			}
			if (ss->base == GOTO)
				nn->use();
			else {
				if (ss->s->s_list) error('i',"label%k",ss->s->s_list->base);
				ss->s->s_list = ss->s_list;
				ss->s_list = 0;
				nn->assign();
			}
			if (ss->s) ss->s->dcl();
			break;

		case IF:
		{	Pexpr ee = ss->e->typ(tbl);
			if (ee->base == ASSIGN) {
				Neval = 0;
				(void)ee->e2->eval();
				if (Neval == 0)
					error('w',"constant assignment in condition");
			}
			ss->e = ee = check_cond(ee,IF,tbl);
//error('d',"if (%t)",ee->tp);
			switch (ee->tp->base) {
			case INT:
			case ZTYPE:
			{	int i;
				Neval = 0;
				i = ee->eval();
//error('d',"if (int:%k) => (i %s)",ss->e->base,i,Neval?Neval:"0");
				if (Neval == 0) {
					Pstmt sl = ss->s_list;
					if (i) {
						DEL(ss->else_stmt);
						ss->s->dcl();
						*ss = *ss->s;
					}
					else {
						DEL(ss->s);
						if (ss->else_stmt) {
							ss->else_stmt->dcl();
							*ss = *ss->else_stmt;
						}
						else {
							ss->base = SM;
							ss->e = dummy;
							ss->s = 0;
						}
					}
					ss->s_list = sl;
					continue;
				}
			}
			}
			ss->s->dcl();
			if (ss->else_stmt) ss->else_stmt->dcl();
			break;
		}
		case FOR:
			inline_restr |= 8;
			old_loop = curr_loop;
			curr_loop = ss;
			if (ss->for_init) {
				Pstmt fi = ss->for_init;
				switch (fi->base) {
				case SM:
					if (fi->e == dummy) {
						ss->for_init = 0;
						break;
					}
				default:
					fi->dcl();
					break;
				case DCL:
					fi->dcl();
//error('d',"dcl=>%k %d",fi->base,fi->base);
					switch (fi->base) {
					case BLOCK:
					{
					/* { ... for( { a } b ; c) d ; e }
						=>
					   { ... { a for ( ; b ; c) d ; e }}
					*/
						Pstmt tmp = new stmt (SM,curloc,0);
						*tmp = *ss;	/* tmp = for */
						tmp->for_init = 0;
						*ss = *fi;	/* ss = { } */
						if (ss->s)
							ss->s->s_list = tmp;
						else
							ss->s = tmp;
						curr_block = (Pblock)ss;
						tbl = curr_block->memtbl;
						ss = tmp;	/* rest of for and s_list */
						break;
					}
					}
				}
			}
			if (ss->e == dummy)
				ss->e = 0;
			else {
				ss->e = ss->e->typ(tbl);
				ss->e = check_cond(ss->e,FOR,tbl);
			}
			if (ss->s->base == DCL) error('s',"D as onlyS in for-loop");
			ss->s->dcl();
			ss->e2 = (ss->e2 == dummy) ? 0 : ss->e2->typ(tbl);
			curr_loop = old_loop;
			break;

		case DCL:	/* declaration after statement */
		{
			/*	collect all the contiguous DCL nodes from the
				head of the s_list. find the next statement
			*/
			int non_trivial = 0;
			int count = 0;
			Pname tail = ss->d;
			for (Pname nn=tail; nn; nn=nn->n_list) {
				//	find tail;
				//	detect non-trivial declarations
				count++;
//error('d',"dcl:%n list %d stc %d in %d",nn,nn->n_list,nn->n_sto,nn->n_initializer);
				if (nn->n_list) tail = nn->n_list;
				Pname n = tbl->look(nn->string,0);
				if (n && n->n_table==tbl) non_trivial = 2;
				if (non_trivial == 2) continue;
				if (nn->n_sto==STATIC || nn->tp->is_ref()) {
					non_trivial = 2;
					continue;
				}
				Pexpr in = nn->n_initializer;
				if (in)
					switch (in->base) {
					case ILIST:
					case STRING:
						non_trivial = 2;
						continue;
					default:
						non_trivial = 1;
					}
				Pname cln = nn->tp->is_cl_obj();
				if (cln == 0) cln = cl_obj_vec;
				if (cln == 0) continue;
				if (Pclass(cln->tp)->has_dtor()) non_trivial = 2;
				if (Pclass(cln->tp)->has_ctor()) non_trivial = 2;
			}
//error('d',"non_trivial %d",non_trivial);
			while( ss->s_list && ss->s_list->base==DCL ) {
				Pstmt sx = ss->s_list;
				tail = tail->n_list = sx->d;	// add to tail
				for (nn=sx->d; nn; nn=nn->n_list) {
					//	find tail;
					//	detect non-trivial declarations
					count++;
					if (nn->n_list) tail = nn->n_list;
					Pname n = tbl->look(nn->string,0);
					if (n && n->n_table==tbl) non_trivial = 2;
					if (non_trivial == 2) continue;
					if (nn->n_sto==STATIC || nn->tp->is_ref()) {
						non_trivial = 2;
						continue;
					}
					Pexpr in = nn->n_initializer;
					if (in)
						switch (in->base) {
						case ILIST:
						case STRING:
							non_trivial = 2;
							continue;
						}
					non_trivial = 1;
					Pname cln = nn->tp->is_cl_obj();
					if (cln == 0) cln = cl_obj_vec;
					if (cln == 0) continue;
					if (Pclass(cln->tp)->has_ctor()) non_trivial = 2;
					if (Pclass(cln->tp)->has_dtor()) non_trivial = 2;
				}
				ss->s_list = sx->s_list;
			/*	delete sx;	*/
			}
			Pstmt next_st = ss->s_list;
//error('d',"non_trivial %d curr_block->own_tbl %d inline_restr %d",non_trivial,curr_block->own_tbl,inline_restr);
			if (non_trivial==2	/* must */
			|| (non_trivial==1	/* might */
				&& ( curr_block->own_tbl==0	/* just as well */
				|| inline_restr&3		/* label seen */)
			  	)
			) {
				/*	Create a new block,
					put all the declarations at the head,
					and the remainder of the slist as the
					statement list of the block.
				*/
				ss->base = BLOCK;

				/*	check that there are no redefinitions since the last
					"real" (user-written, non-generated) block
				*/
				for( nn=ss->d; nn; nn=nn->n_list ) {
					Pname n;
					if( curr_block->own_tbl
					&&  (n=curr_block->memtbl->look(nn->string,0))
					&&  n->n_table->real_block==curr_block->memtbl->real_block)
						error("twoDs of%n",n);
				}

				/*	attach the remainder of the s_list
					as the statement part of the block.
				*/
				ss->s = next_st;
				ss->s_list = 0;

				/*	create the table in advance, in order to set the
					real_block ptr to that of the enclosing table
				*/
				ss->memtbl = new table(count+4,tbl,0);
				ss->memtbl->real_block = curr_block->memtbl->real_block;

				Pblock(ss)->dcl(ss->memtbl);
			}
			else {	/*	to reduce the number of symbol tables,
					do not make a new block,
					instead insert names in enclosing block,
					and make the initializers into expression
					statements.
				*/
				Pstmt sss = ss;
				for( nn=ss->d; nn; nn=nn->n_list ) {
					Pname n = nn->dcl(tbl,FCT);
//error('d',"%n->dcl(%d) -> %d init %d sss=%d ss=%d",nn,tbl,n,n->n_initializer,sss,ss);
					if (n == 0) continue;
					Pexpr in = n->n_initializer;
					n->n_initializer = 0;
					if (ss) {
						sss->base = SM;
						ss = 0;
					}
					else
						sss = sss->s_list = new estmt(SM,sss->where,0,0);
					if (in) {
						switch (in->base) {
						case G_CALL:	/* constructor? */
						{
							Pname fn = in->fct_name;
							if (fn && fn->n_oper==CTOR) break;
						}
						default:
							in = new expr(ASSIGN,n,in);
						}
						sss->e = in->typ(tbl);
					}
					else
						sss->e = dummy;
				}
				ss = sss;
				ss->s_list = next_st;
			}
			break;
		}

		case BLOCK:
			Pblock(ss)->dcl(tbl);
			break;

		case ASM:
			/* save string */
			break;

		default:
			error('i',"badS(%d %d)",ss,ss->base);
		}
	}

	Cstmt = ostmt;
}
예제 #5
0
파일: z-object.c 프로젝트: rawnak/honeycomb
void __z_object_class_init(struct zco_context_t *ctx, ZObjectClass *_class)
{
	#ifdef CLASS_INIT_EXISTS
		class_init(ctx, _class);
	#endif
}
예제 #6
0
int
main(int argc, char *argv[])
{
  /* Check to see if the user is running us as root, which is a nono */
  if (!geteuid())
  {
    fprintf(stderr, "ERROR: This server won't run as root/superuser\n");
    return -1;
  }

  /* Setup corefile size immediately after boot -kre */
  setup_corefile();

  /* Save server boot time right away, so getrusage works correctly */
  set_time();

  /* It's not random, but it ought to be a little harder to guess */
  init_genrand(SystemTime.tv_sec ^ (SystemTime.tv_usec | (getpid() << 20)));

  dlinkAdd(&me, &me.node, &global_client_list);

  ConfigGeneral.dpath      = DPATH;
  ConfigGeneral.spath      = SPATH;
  ConfigGeneral.mpath      = MPATH;
  ConfigGeneral.configfile = CPATH;    /* Server configuration file */
  ConfigGeneral.klinefile  = KPATH;    /* Server kline file         */
  ConfigGeneral.glinefile  = GPATH;    /* Server gline file         */
  ConfigGeneral.xlinefile  = XPATH;    /* Server xline file         */
  ConfigGeneral.dlinefile  = DLPATH;   /* dline file                */
  ConfigGeneral.resvfile   = RESVPATH; /* resv file                 */

  myargv = argv;
  umask(077);  /* umask 077: u=rwx,g=,o= */

  parseargs(&argc, &argv, myopts);

  if (printVersion)
  {
    printf("ircd: version %s(%s)\n", ircd_version, serno);
    exit(EXIT_SUCCESS);
  }

  if (chdir(ConfigGeneral.dpath))
  {
    perror("chdir");
    exit(EXIT_FAILURE);
  }

  ssl_init();

  if (!server_state.foreground)
  {
    make_daemon();
    close_standard_fds(); /* this needs to be before init_netio()! */
  }
  else
    print_startup(getpid());

  setup_signals();

  /* We need this to initialise the fd array before anything else */
  fdlist_init();
  log_set_file(LOG_TYPE_IRCD, 0, logFileName);

  init_netio();         /* This needs to be setup early ! -- adrian */

  /* Check if there is pidfile and daemon already running */
  check_pidfile(pidFileName);

  mp_pool_init();
  init_dlink_nodes();
  init_isupport();
  dbuf_init();
  hash_init();
  ipcache_init();
  client_init();
  class_init();
  whowas_init();
  watch_init();
  auth_init();          /* Initialise the auth code */
  init_resolver();      /* Needs to be setup before the io loop */
  modules_init();
  read_conf_files(1);   /* cold start init conf files */
  init_uid();
  initialize_server_capabs();   /* Set up default_server_capabs */
  initialize_global_set_options();  /* Has to be called after read_conf_files() */
  channel_init();
  read_links_file();
  motd_init();
  user_usermodes_init();
#ifdef HAVE_LIBGEOIP
  geoip_ctx = GeoIP_new(GEOIP_MEMORY_CACHE);
#endif

  if (EmptyString(ConfigServerInfo.sid))
  {
    ilog(LOG_TYPE_IRCD, "ERROR: No server id specified in serverinfo block.");
    exit(EXIT_FAILURE);
  }

  strlcpy(me.id, ConfigServerInfo.sid, sizeof(me.id));

  if (EmptyString(ConfigServerInfo.name))
  {
    ilog(LOG_TYPE_IRCD, "ERROR: No server name specified in serverinfo block.");
    exit(EXIT_FAILURE);
  }

  strlcpy(me.name, ConfigServerInfo.name, sizeof(me.name));

  /* serverinfo{} description must exist.  If not, error out.*/
  if (EmptyString(ConfigServerInfo.description))
  {
    ilog(LOG_TYPE_IRCD, "ERROR: No server description specified in serverinfo block.");
    exit(EXIT_FAILURE);
  }

  strlcpy(me.info, ConfigServerInfo.description, sizeof(me.info));

  me.from = &me;
  me.servptr = &me;
  me.connection->lasttime = CurrentTime;
  me.connection->since = CurrentTime;
  me.connection->firsttime = CurrentTime;

  SetMe(&me);
  make_server(&me);

  hash_add_id(&me);
  hash_add_client(&me);

  dlinkAdd(&me, make_dlink_node(), &global_server_list);

  load_kline_database();
  load_dline_database();
  load_gline_database();
  load_xline_database();
  load_resv_database();

  load_all_modules(1);
  load_conf_modules();
  load_core_modules(1);

  write_pidfile(pidFileName);

  ilog(LOG_TYPE_IRCD, "Server Ready");

  event_addish(&event_cleanup_glines, NULL);
  event_addish(&event_cleanup_tklines, NULL);

  /* We want try_connections to be called as soon as possible now! -- adrian */
  /* No, 'cause after a restart it would cause all sorts of nick collides */
  event_addish(&event_try_connections, NULL);

  /* Setup the timeout check. I'll shift it later :)  -- adrian */
  event_add(&event_comm_checktimeouts, NULL);

  event_addish(&event_save_all_databases, NULL);

  if (ConfigServerHide.links_delay > 0)
  {
    event_write_links_file.when = ConfigServerHide.links_delay;
    event_addish(&event_write_links_file, NULL);
  }
  else
    ConfigServerHide.links_disabled = 1;

  if (splitmode)
    event_addish(&splitmode_event, NULL);

  io_loop();
  return 0;
}
예제 #7
0
/*
   usbcore:        usbc_stack_checkin(USB_CLASS_NUM, NULL);
   usbclass:   ex. usbc_stack_checkin(USB_CLASS_ACM1, XXX);
 */
void usbc_stack_checkin(usb_class_type_e class_type, usbc_node_reg_entry_t *reg_table)
{
    usbc_class_init_func_t  class_init;
    kal_uint32              idx_cfg, idx_class;
    kal_uint32              cfg_num;
    usb_cfg_param_t        *cfg_param;
    usbc_device_descriptor_t *dev_desc;
    usbc_device_qualifier_descriptor_t *dev_qual_desc;
    usbc_configuration_descriptor_t  *config_desc_p;
    usbc_core_t            *usbc_inst;

    _CHECKIN_NODE(class_type, reg_table);

    if (_ALL_NODES_CHECKIN())
    {
        usbc_trace_info(USBCORE_ALL_NODE_CHECKIN);

        usbc_inst = usbc_core_get_instance();

        /* 1. hif init */
        usbc_normal_hif_init();

        // Check for META mode
        #if defined(__MTK_TARGET__) && defined(__MULTI_BOOT__) && !defined(__ESL_COSIM_HIF__)
        if( INT_BootMode() == MTK_FACTORY_MODE )
        {
            usbc_inst->is_mode_meta = KAL_TRUE;
            usbc_inst->is_mode_meta_reused = usbc_normal_hif_is_meta_reused();
        }
        else
        #endif
        {
            usbc_inst->is_mode_meta = usbc_inst->is_mode_meta_reused = KAL_FALSE;
        }

        /* 2. Reset usbcore resources/structures */
        usbc_resource_reset();
        usbc_core_clear_register();
        usbc_core_clear_status();

        /*
           3. If Morphing is enabled, use WIN8 mode configuration
              If it is resulted from mode switch, use usbc_inst->mode
        */
        usbc_inst->dev_param = (usb_dev_param_t*)usb_get_custom_func()->get_device_param_func();

        if( !usbc_inst->is_mode_meta )
        {
        #if defined (BTT_STANDALONE_MODE)
            usbc_inst->mode = USB_MODE_BTT_STANDALONE;
        #elif defined(__ESL_COSIM_HIF__)
            usbc_inst->mode = USB_MODE_ESL;
        #else
            if (!usbc_inst->is_mode_switch)
            {
                usbc_inst->morphing_enable = (custom_em_get_usb_cdrom_config() & 0x02)? KAL_TRUE:KAL_FALSE; // check for morphing enable

                if ( usbc_inst->morphing_enable )
                {
                    usbc_inst->mode = usbc_inst->dev_param->usb_mode[USB_OS_WIN8];
                }
                else
                {
                    if( (custom_em_get_usb_cdrom_config() & 0x01) == 0 )
                    {
                        usbc_inst->mode = USB_MODE_MSD_ONLY;
                    }
                    else
                    {
                        usbc_inst->mode = USB_MODE_MT6290_DATACARD;
                    }
                }

            }
        #endif
        }
        else
        {
            // set USB enumeration to USB_MODE_META if it is in meta mode
            usbc_inst->mode = USB_MODE_META;
        }

        cfg_num = usbc_inst->dev_param->mode_param[usbc_inst->mode].cfg_num;

        /* 4. Set device_descriptor */
        dev_desc = (usbc_device_descriptor_t *)usbc_inst->descriptors.device;
        kal_mem_cpy(dev_desc, &usbc_default_device_descriptor, USBC_DEVICE_DESC_SIZE);
        dev_desc->bDeviceClass = usbc_inst->dev_param->mode_param[usbc_inst->mode].device_class;
        dev_desc->bDeviceSubClass = usbc_inst->dev_param->mode_param[usbc_inst->mode].device_sub_class;
        dev_desc->bDeviceProtocol = usbc_inst->dev_param->mode_param[usbc_inst->mode].device_protocol;
        dev_desc->idVendor = usbc_inst->dev_param->vendor_id;
        dev_desc->idProduct = usbc_inst->dev_param->mode_param[usbc_inst->mode].product_id;
        dev_desc->bcdDevice = usbc_inst->dev_param->bcd_device;
        dev_desc->bNumConfigurations = usbc_inst->dev_param->mode_param[usbc_inst->mode].cfg_num;

        dev_qual_desc = &usbc_inst->device_qualifier_descriptor;
        dev_qual_desc->bLength = 0x0A;
        dev_qual_desc->bDescriptorType = USBC_DT_DEVICE_QUALIFIER;
        dev_qual_desc->bcdUSB = dev_desc->bcdUSB;
        dev_qual_desc->bDeviceClass = dev_desc->bDeviceClass;
        dev_qual_desc->bDeviceSubClass = dev_desc->bDeviceSubClass;
        dev_qual_desc->bDeviceProtocol = dev_desc->bDeviceProtocol;
        dev_qual_desc->bMaxPacketSize0 = dev_desc->bMaxPacketSize0;
        dev_qual_desc->bNumConfigurations = dev_desc->bNumConfigurations;

        /* 5. Store device string - language/manufacturere/product/serialnum */
        usbc_get_string_number((void*)usb_language_string);
        dev_desc->iManufacturer = usbc_get_string_number((void*)usbc_inst->dev_param->manufacture_string);
        dev_desc->iProduct = usbc_get_string_number((void*)usbc_inst->dev_param->product_string);
        // Update serial number by reading the IMEI from NVRAM
#ifdef __PRODUCTION_RELEASE__
        dev_desc->iSerialNumber = usbc_core_set_serial_number()? usbc_get_string_number((void*)usbc_inst->dev_param->serial_number):0x00;
#else
/* under construction !*/
#endif

        /* 6. Call init function of each usb class for all configurations */
        for (idx_cfg = 0; idx_cfg < cfg_num; idx_cfg++)
        {
            cfg_param = &usbc_inst->dev_param->mode_param[usbc_inst->mode].cfg_param[idx_cfg];
            for (idx_class = 0; idx_class < cfg_param->class_num; idx_class++)
            {
                class_init = _get_class_init_func(cfg_param->class_type[idx_class]);
                if (class_init) {
                    usbc_trace_info(USBCORE_ALL_NODE_CHECKIN_INIT_CLASS_START, cfg_param->class_type[idx_class]);
                    class_init( idx_class,
                                usbc_inst->mode,
                                idx_cfg,
                                cfg_param->class_ctxt[idx_class],
                                cfg_param->bulk_double_fifo_bitmap[idx_class]);
                    usbc_trace_info(USBCORE_ALL_NODE_CHECKIN_INIT_CLASS_END, cfg_param->class_type[idx_class]);
                } else {
                    EXT_ASSERT(KAL_FALSE, 1, 0, 0);
                }
            }
        }


        if( !usbc_inst->is_mode_meta_reused )
        {
            /* 7. Construct configuration descriptor */
            _usbc_construct_config_descriptor(usbc_inst);

            /* 8. Update descriptors for META (non-reuse COM) */
            if(usbc_inst->is_mode_meta)
            {
                dev_desc->idProduct = 0x7101;
            }

            /* 9. Set configuration and connect to hif */
            usbc_normal_hif_disconnect();
            usbc_core_set_hif_configuration();
            usbc_normal_hif_connect();
        }
        else
        {
            /* 7. Construct configuration descriptor */
            usbc_inst->resource_iad_number[0] = 0;          // Discard IAD if it is in META mode
            _usbc_construct_config_descriptor(usbc_inst);   // construct configuration descriptor

            /* 8. Update descriptors for META */
            dev_desc->iSerialNumber = 0x00;     // no serial number in BootROM/pre-loader's COM
            config_desc_p = (usbc_configuration_descriptor_t*)usbc_inst->descriptors.configuration[0];   // only one configuration in META mode
            config_desc_p->bmAttributes &= 0xdf;   // the remote wakeup is not capable in BootROM/Pre-loader COM
            config_desc_p->bMaxPower = 0xc8;       // the max power of BootROM/Preloader COM's confiuration is 400mA
            usbc_inst->u3ConfMaxPower = (U3_CONF_BMAXPOWER_META / USBC_USB30_POWER_DESC_UINT); // the max power is 400mA in USB 3.0

            /* 9. Enqueue and prepare for fake enumeration */
            usbc_meta_hif_factory();            // set function pointers of USB driver to META state
            usbc_core_set_hif_configuration();
            usbc_normal_hif_meta_attach();
        }

    }
}