Sweden-Number/tools/widl/typetree.c

161 lines
4.3 KiB
C

/*
* IDL Type Tree
*
* Copyright 2008 Robert Shearman
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
*/
#include "config.h"
#include <stdio.h>
#include <stdlib.h>
#include "widl.h"
#include "utils.h"
#include "parser.h"
#include "typetree.h"
#include "header.h"
type_t *duptype(type_t *t, int dupname)
{
type_t *d = alloc_type();
*d = *t;
if (dupname && t->name)
d->name = xstrdup(t->name);
return d;
}
type_t *type_new_function(var_list_t *args)
{
type_t *t = make_type(RPC_FC_FUNCTION, NULL);
t->details.function = xmalloc(sizeof(*t->details.function));
t->details.function->args = args;
t->details.function->idx = -1;
return t;
}
type_t *type_new_pointer(type_t *ref, attr_list_t *attrs)
{
type_t *t = make_type(pointer_default, ref);
t->attrs = attrs;
return t;
}
type_t *type_new_alias(type_t *t, const char *name)
{
type_t *a = duptype(t, 0);
a->name = xstrdup(name);
a->attrs = NULL;
a->declarray = FALSE;
a->orig = t;
a->is_alias = TRUE;
init_loc_info(&a->loc_info);
return a;
}
type_t *type_new_module(char *name)
{
type_t *type = make_type(RPC_FC_MODULE, NULL);
type->name = name;
/* FIXME: register type to detect multiple definitions */
return type;
}
type_t *type_new_array(const char *name, type_t *element, int declarray,
unsigned long dim, expr_t *size_is, expr_t *length_is)
{
type_t *t = make_type(RPC_FC_LGFARRAY, element);
if (name) t->name = xstrdup(name);
t->declarray = declarray;
t->details.array.length_is = length_is;
if (size_is)
t->details.array.size_is = size_is;
else
t->details.array.dim = dim;
return t;
}
static int compute_method_indexes(type_t *iface)
{
int idx;
statement_t *stmt;
if (!iface->details.iface)
return 0;
if (type_iface_get_inherit(iface))
idx = compute_method_indexes(type_iface_get_inherit(iface));
else
idx = 0;
STATEMENTS_FOR_EACH_FUNC( stmt, type_iface_get_stmts(iface) )
{
var_t *func = stmt->u.var;
if (!is_callas(func->attrs))
func->type->details.function->idx = idx++;
}
return idx;
}
void type_interface_define(type_t *iface, type_t *inherit, statement_list_t *stmts)
{
iface->ref = inherit;
iface->details.iface = xmalloc(sizeof(*iface->details.iface));
iface->details.iface->disp_props = NULL;
iface->details.iface->disp_methods = NULL;
iface->details.iface->stmts = stmts;
iface->defined = TRUE;
compute_method_indexes(iface);
}
void type_dispinterface_define(type_t *iface, var_list_t *props, func_list_t *methods)
{
iface->ref = find_type("IDispatch", 0);
if (!iface->ref) error_loc("IDispatch is undefined\n");
iface->details.iface = xmalloc(sizeof(*iface->details.iface));
iface->details.iface->disp_props = props;
iface->details.iface->disp_methods = methods;
iface->details.iface->stmts = NULL;
iface->defined = TRUE;
compute_method_indexes(iface);
}
void type_dispinterface_define_from_iface(type_t *dispiface, type_t *iface)
{
type_dispinterface_define(dispiface, iface->details.iface->disp_props,
iface->details.iface->disp_methods);
}
void type_module_define(type_t *module, statement_list_t *stmts)
{
if (module->details.module) error_loc("multiple definition error\n");
module->details.module = xmalloc(sizeof(*module->details.module));
module->details.module->stmts = stmts;
module->defined = TRUE;
}
type_t *type_coclass_define(type_t *coclass, ifref_list_t *ifaces)
{
coclass->details.coclass.ifaces = ifaces;
coclass->defined = TRUE;
return coclass;
}