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Sweden-Number/tools/widl/typetree.c

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/*
* 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 <string.h>
#include "widl.h"
#include "utils.h"
#include "parser.h"
#include "typetree.h"
#include "header.h"
#include "hash.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 *make_type(enum type_type type)
{
type_t *t = alloc_type();
t->name = NULL;
t->namespace = NULL;
t->type_type = type;
t->attrs = NULL;
t->c_name = NULL;
t->signature = NULL;
t->qualified_name = NULL;
t->impl_name = NULL;
t->short_name = NULL;
memset(&t->details, 0, sizeof(t->details));
t->typestring_offset = 0;
t->ptrdesc = 0;
t->ignore = (parse_only != 0);
t->defined = FALSE;
t->written = FALSE;
t->user_types_registered = FALSE;
t->tfswrite = FALSE;
t->checked = FALSE;
t->typelib_idx = -1;
init_loc_info(&t->loc_info);
return t;
}
static const var_t *find_arg(const var_list_t *args, const char *name)
{
const var_t *arg;
if (args) LIST_FOR_EACH_ENTRY(arg, args, const var_t, entry)
{
if (arg->name && !strcmp(name, arg->name))
return arg;
}
return NULL;
}
const char *type_get_name(const type_t *type, enum name_type name_type)
{
switch(name_type) {
case NAME_DEFAULT:
return type->name;
case NAME_C:
return type->c_name ? type->c_name : type->name;
}
assert(0);
return NULL;
}
const char *type_get_qualified_name(const type_t *type, enum name_type name_type)
{
switch(name_type) {
case NAME_DEFAULT:
return type->qualified_name;
case NAME_C:
return type->c_name;
}
assert(0);
return NULL;
}
static size_t append_namespace(char **buf, size_t *len, size_t pos, struct namespace *namespace, const char *separator, const char *abi_prefix)
{
int nested = namespace && !is_global_namespace(namespace);
const char *name = nested ? namespace->name : abi_prefix;
size_t n = 0;
if (!name) return 0;
if (nested) n += append_namespace(buf, len, pos + n, namespace->parent, separator, abi_prefix);
n += strappend(buf, len, pos + n, "%s%s", name, separator);
return n;
}
static size_t append_namespaces(char **buf, size_t *len, size_t pos, struct namespace *namespace, const char *prefix,
const char *separator, const char *suffix, const char *abi_prefix)
{
int nested = namespace && !is_global_namespace(namespace);
size_t n = 0;
n += strappend(buf, len, pos + n, "%s", prefix);
if (nested) n += append_namespace(buf, len, pos + n, namespace, separator, abi_prefix);
if (suffix) n += strappend(buf, len, pos + n, "%s", suffix);
else if (nested)
{
n -= strlen(separator);
(*buf)[n] = 0;
}
return n;
}
static size_t append_pointer_stars(char **buf, size_t *len, size_t pos, type_t *type)
{
size_t n = 0;
for (; type && type->type_type == TYPE_POINTER; type = type_pointer_get_ref_type(type)) n += strappend(buf, len, pos + n, "*");
return n;
}
static size_t append_type_signature(char **buf, size_t *len, size_t pos, type_t *type);
static size_t append_var_list_signature(char **buf, size_t *len, size_t pos, var_list_t *var_list)
{
var_t *var;
size_t n = 0;
if (!var_list) n += strappend(buf, len, pos + n, ";");
else LIST_FOR_EACH_ENTRY(var, var_list, var_t, entry)
{
n += strappend(buf, len, pos + n, ";");
n += append_type_signature(buf, len, pos + n, var->declspec.type);
}
return n;
}
static size_t append_type_signature(char **buf, size_t *len, size_t pos, type_t *type)
{
const GUID *uuid;
size_t n = 0;
if (!type) return 0;
switch (type->type_type)
{
case TYPE_INTERFACE:
if (type->signature) n += strappend(buf, len, pos + n, "%s", type->signature);
else
{
if (!(uuid = get_attrp(type->attrs, ATTR_UUID)))
error_loc_info(&type->loc_info, "cannot compute type signature, no uuid found for type %s.\n", type->name);
n += strappend(buf, len, pos + n, "{%08x-%04x-%04x-%02x%02x-%02x%02x%02x%02x%02x%02x}",
uuid->Data1, uuid->Data2, uuid->Data3,
uuid->Data4[0], uuid->Data4[1], uuid->Data4[2], uuid->Data4[3],
uuid->Data4[4], uuid->Data4[5], uuid->Data4[6], uuid->Data4[7]);
}
return n;
case TYPE_DELEGATE:
n += strappend(buf, len, pos + n, "delegate(");
n += append_type_signature(buf, len, pos + n, type_delegate_get_iface(type));
n += strappend(buf, len, pos + n, ")");
return n;
case TYPE_RUNTIMECLASS:
n += strappend(buf, len, pos + n, "rc(");
n += append_namespaces(buf, len, pos + n, type->namespace, "", ".", type->name, NULL);
n += strappend(buf, len, pos + n, ";");
n += append_type_signature(buf, len, pos + n, type_runtimeclass_get_default_iface(type));
n += strappend(buf, len, pos + n, ")");
return n;
case TYPE_POINTER:
n += append_type_signature(buf, len, pos + n, type->details.pointer.ref.type);
return n;
case TYPE_ALIAS:
if (!strcmp(type->name, "boolean")) n += strappend(buf, len, pos + n, "b1");
else n += append_type_signature(buf, len, pos + n, type->details.alias.aliasee.type);
return n;
case TYPE_STRUCT:
n += strappend(buf, len, pos + n, "struct(");
n += append_namespaces(buf, len, pos + n, type->namespace, "", ".", type->name, NULL);
n += append_var_list_signature(buf, len, pos + n, type->details.structure->fields);
n += strappend(buf, len, pos + n, ")");
return n;
case TYPE_BASIC:
switch (type_basic_get_type(type))
{
case TYPE_BASIC_INT:
case TYPE_BASIC_INT32:
n += strappend(buf, len, pos + n, type_basic_get_sign(type) < 0 ? "i4" : "u4");
return n;
case TYPE_BASIC_INT64:
n += strappend(buf, len, pos + n, type_basic_get_sign(type) < 0 ? "i8" : "u8");
return n;
case TYPE_BASIC_INT8:
assert(type_basic_get_sign(type) >= 0); /* signature string for signed char isn't specified */
n += strappend(buf, len, pos + n, "u1");
return n;
case TYPE_BASIC_FLOAT:
n += strappend(buf, len, pos + n, "f4");
return n;
case TYPE_BASIC_DOUBLE:
n += strappend(buf, len, pos + n, "f8");
return n;
case TYPE_BASIC_INT16:
case TYPE_BASIC_INT3264:
case TYPE_BASIC_LONG:
case TYPE_BASIC_CHAR:
case TYPE_BASIC_HYPER:
case TYPE_BASIC_BYTE:
case TYPE_BASIC_WCHAR:
case TYPE_BASIC_ERROR_STATUS_T:
case TYPE_BASIC_HANDLE:
error_loc_info(&type->loc_info, "unimplemented type signature for basic type %d.\n", type_basic_get_type(type));
break;
}
case TYPE_ENUM:
n += strappend(buf, len, pos + n, "enum(");
n += append_namespaces(buf, len, pos + n, type->namespace, "", ".", type->name, NULL);
if (is_attr(type->attrs, ATTR_FLAGS)) n += strappend(buf, len, pos + n, ";u4");
else n += strappend(buf, len, pos + n, ";i4");
n += strappend(buf, len, pos + n, ")");
return n;
case TYPE_ARRAY:
case TYPE_ENCAPSULATED_UNION:
case TYPE_UNION:
case TYPE_COCLASS:
case TYPE_VOID:
case TYPE_FUNCTION:
case TYPE_BITFIELD:
case TYPE_MODULE:
case TYPE_APICONTRACT:
error_loc_info(&type->loc_info, "unimplemented type signature for type %s of type %d.\n", type->name, type->type_type);
break;
case TYPE_PARAMETERIZED_TYPE:
case TYPE_PARAMETER:
assert(0); /* should not be there */
break;
}
return n;
}
char *format_namespace(struct namespace *namespace, const char *prefix, const char *separator, const char *suffix, const char *abi_prefix)
{
size_t len = 0;
char *buf = NULL;
append_namespaces(&buf, &len, 0, namespace, prefix, separator, suffix, abi_prefix);
return buf;
}
char *format_parameterized_type_name(type_t *type, typeref_list_t *params)
{
size_t len = 0, pos = 0;
char *buf = NULL;
typeref_t *ref;
pos += strappend(&buf, &len, pos, "%s<", type->name);
if (params) LIST_FOR_EACH_ENTRY(ref, params, typeref_t, entry)
{
type = type_pointer_get_root_type(ref->type);
pos += strappend(&buf, &len, pos, "%s", type->qualified_name);
pos += append_pointer_stars(&buf, &len, pos, ref->type);
if (list_next(params, &ref->entry)) pos += strappend(&buf, &len, pos, ",");
}
pos += strappend(&buf, &len, pos, " >");
return buf;
}
static char const *parameterized_type_shorthands[][2] = {
{"Windows_CFoundation_CCollections_C", "__F"},
{"Windows_CFoundation_C", "__F"},
};
static char *format_parameterized_type_c_name(type_t *type, typeref_list_t *params, const char *prefix)
{
size_t len = 0, pos = 0;
char *buf = NULL, *tmp;
int i, count = params ? list_count(params) : 0;
typeref_t *ref;
pos += append_namespaces(&buf, &len, pos, type->namespace, "__x_", "_C", "", use_abi_namespace ? "ABI" : NULL);
pos += strappend(&buf, &len, pos, "%s%s_%d", prefix, type->name, count);
if (params) LIST_FOR_EACH_ENTRY(ref, params, typeref_t, entry)
{
type = type_pointer_get_root_type(ref->type);
pos += append_namespaces(&buf, &len, pos, type->namespace, "_", "__C", type->name, NULL);
}
for (i = 0; i < ARRAY_SIZE(parameterized_type_shorthands); ++i)
{
if ((tmp = strstr(buf, parameterized_type_shorthands[i][0])) &&
(tmp - buf) == strlen(use_abi_namespace ? "__x_ABI_C" : "__x_C"))
{
tmp += strlen(parameterized_type_shorthands[i][0]);
strcpy(buf, parameterized_type_shorthands[i][1]);
memmove(buf + 3, tmp, len - (tmp - buf));
}
}
return buf;
}
static char *format_parameterized_type_signature(type_t *type, typeref_list_t *params)
{
size_t len = 0, pos = 0;
char *buf = NULL;
typeref_t *ref;
const GUID *uuid;
if (!(uuid = get_attrp(type->attrs, ATTR_UUID)))
error_loc_info(&type->loc_info, "cannot compute type signature, no uuid found for type %s.\n", type->name);
pos += strappend(&buf, &len, pos, "pinterface({%08x-%04x-%04x-%02x%02x-%02x%02x%02x%02x%02x%02x}",
uuid->Data1, uuid->Data2, uuid->Data3,
uuid->Data4[0], uuid->Data4[1], uuid->Data4[2], uuid->Data4[3],
uuid->Data4[4], uuid->Data4[5], uuid->Data4[6], uuid->Data4[7]);
if (params) LIST_FOR_EACH_ENTRY(ref, params, typeref_t, entry)
{
pos += strappend(&buf, &len, pos, ";");
pos += append_type_signature(&buf, &len, pos, ref->type);
}
pos += strappend(&buf, &len, pos, ")");
return buf;
}
static char *format_parameterized_type_short_name(type_t *type, typeref_list_t *params, const char *prefix)
{
size_t len = 0, pos = 0;
char *buf = NULL;
typeref_t *ref;
pos += strappend(&buf, &len, pos, "%s%s", prefix, type->name);
if (params) LIST_FOR_EACH_ENTRY(ref, params, typeref_t, entry)
{
type = type_pointer_get_root_type(ref->type);
pos += strappend(&buf, &len, pos, "_%s", type->name);
}
return buf;
}
static char *format_parameterized_type_impl_name(type_t *type, typeref_list_t *params, const char *prefix)
{
size_t len = 0, pos = 0;
char *buf = NULL;
typeref_t *ref;
type_t *iface;
pos += strappend(&buf, &len, pos, "%s%s_impl<", prefix, type->name);
if (params) LIST_FOR_EACH_ENTRY(ref, params, typeref_t, entry)
{
type = type_pointer_get_root_type(ref->type);
if (type->type_type == TYPE_RUNTIMECLASS)
{
pos += strappend(&buf, &len, pos, "ABI::Windows::Foundation::Internal::AggregateType<%s", type->qualified_name);
pos += append_pointer_stars(&buf, &len, pos, ref->type);
iface = type_runtimeclass_get_default_iface(type);
pos += strappend(&buf, &len, pos, ", %s", iface->qualified_name);
pos += append_pointer_stars(&buf, &len, pos, ref->type);
pos += strappend(&buf, &len, pos, " >");
}
else
{
pos += strappend(&buf, &len, pos, "%s", type->qualified_name);
pos += append_pointer_stars(&buf, &len, pos, ref->type);
}
if (list_next(params, &ref->entry)) pos += strappend(&buf, &len, pos, ", ");
}
pos += strappend(&buf, &len, pos, " >");
return buf;
}
type_t *type_new_function(var_list_t *args)
{
var_t *arg;
type_t *t;
unsigned int i = 0;
if (args)
{
arg = LIST_ENTRY(list_head(args), var_t, entry);
if (list_count(args) == 1 && !arg->name && arg->declspec.type && type_get_type(arg->declspec.type) == TYPE_VOID)
{
list_remove(&arg->entry);
free(arg);
free(args);
args = NULL;
}
}
if (args) LIST_FOR_EACH_ENTRY(arg, args, var_t, entry)
{
if (arg->declspec.type && type_get_type(arg->declspec.type) == TYPE_VOID)
error_loc("argument '%s' has void type\n", arg->name);
if (!arg->name)
{
if (i > 26 * 26)
error_loc("too many unnamed arguments\n");
else
{
int unique;
do
{
char name[3];
name[0] = i > 26 ? 'a' + i / 26 : 'a' + i;
name[1] = i > 26 ? 'a' + i % 26 : 0;
name[2] = 0;
unique = !find_arg(args, name);
if (unique)
arg->name = xstrdup(name);
i++;
} while (!unique);
}
}
}
t = make_type(TYPE_FUNCTION);
t->details.function = xmalloc(sizeof(*t->details.function));
t->details.function->args = args;
t->details.function->retval = make_var(xstrdup("_RetVal"));
return t;
}
type_t *type_new_pointer(type_t *ref)
{
type_t *t = make_type(TYPE_POINTER);
t->details.pointer.ref.type = ref;
return t;
}
type_t *type_new_alias(const decl_spec_t *t, const char *name)
{
type_t *a = make_type(TYPE_ALIAS);
a->name = xstrdup(name);
a->attrs = NULL;
a->details.alias.aliasee = *t;
init_loc_info(&a->loc_info);
return a;
}
type_t *type_new_array(const char *name, const decl_spec_t *element, int declptr,
unsigned int dim, expr_t *size_is, expr_t *length_is)
{
type_t *t = make_type(TYPE_ARRAY);
if (name) t->name = xstrdup(name);
t->details.array.declptr = declptr;
t->details.array.length_is = length_is;
if (size_is)
t->details.array.size_is = size_is;
else
t->details.array.dim = dim;
if (element)
t->details.array.elem = *element;
return t;
}
type_t *type_new_basic(enum type_basic_type basic_type)
{
type_t *t = make_type(TYPE_BASIC);
t->details.basic.type = basic_type;
t->details.basic.sign = 0;
return t;
}
type_t *type_new_int(enum type_basic_type basic_type, int sign)
{
static type_t *int_types[TYPE_BASIC_INT_MAX+1][3];
assert(basic_type <= TYPE_BASIC_INT_MAX);
/* map sign { -1, 0, 1 } -> { 0, 1, 2 } */
if (!int_types[basic_type][sign + 1])
{
int_types[basic_type][sign + 1] = type_new_basic(basic_type);
int_types[basic_type][sign + 1]->details.basic.sign = sign;
}
return int_types[basic_type][sign + 1];
}
type_t *type_new_void(void)
{
static type_t *void_type = NULL;
if (!void_type)
void_type = make_type(TYPE_VOID);
return void_type;
}
type_t *type_new_enum(const char *name, struct namespace *namespace, int defined, var_list_t *enums)
{
type_t *t = NULL;
if (name)
t = find_type(name, namespace,tsENUM);
if (!t)
{
t = make_type(TYPE_ENUM);
t->name = name;
t->namespace = namespace;
if (name)
reg_type(t, name, namespace, tsENUM);
}
if (!t->defined && defined)
{
t->details.enumeration = xmalloc(sizeof(*t->details.enumeration));
t->details.enumeration->enums = enums;
t->defined = TRUE;
}
else if (defined)
error_loc("redefinition of enum %s\n", name);
return t;
}
type_t *type_new_struct(char *name, struct namespace *namespace, int defined, var_list_t *fields)
{
type_t *t = NULL;
if (name)
t = find_type(name, namespace, tsSTRUCT);
if (!t)
{
t = make_type(TYPE_STRUCT);
t->name = name;
t->namespace = namespace;
if (name)
reg_type(t, name, namespace, tsSTRUCT);
}
if (!t->defined && defined)
{
t->details.structure = xmalloc(sizeof(*t->details.structure));
t->details.structure->fields = fields;
t->defined = TRUE;
}
else if (defined)
error_loc("redefinition of struct %s\n", name);
return t;
}
type_t *type_new_nonencapsulated_union(const char *name, int defined, var_list_t *fields)
{
type_t *t = NULL;
if (name)
t = find_type(name, NULL, tsUNION);
if (!t)
{
t = make_type(TYPE_UNION);
t->name = name;
if (name)
reg_type(t, name, NULL, tsUNION);
}
if (!t->defined && defined)
{
t->details.structure = xmalloc(sizeof(*t->details.structure));
t->details.structure->fields = fields;
t->defined = TRUE;
}
else if (defined)
error_loc("redefinition of union %s\n", name);
return t;
}
type_t *type_new_encapsulated_union(char *name, var_t *switch_field, var_t *union_field, var_list_t *cases)
{
type_t *t = NULL;
if (name)
t = find_type(name, NULL, tsUNION);
if (!t)
{
t = make_type(TYPE_ENCAPSULATED_UNION);
t->name = name;
if (name)
reg_type(t, name, NULL, tsUNION);
}
t->type_type = TYPE_ENCAPSULATED_UNION;
if (!t->defined)
{
if (!union_field)
union_field = make_var(xstrdup("tagged_union"));
union_field->declspec.type = type_new_nonencapsulated_union(gen_name(), TRUE, cases);
t->details.structure = xmalloc(sizeof(*t->details.structure));
t->details.structure->fields = append_var(NULL, switch_field);
t->details.structure->fields = append_var(t->details.structure->fields, union_field);
t->defined = TRUE;
}
else
error_loc("redefinition of union %s\n", name);
return t;
}
static int is_valid_bitfield_type(const type_t *type)
{
switch (type_get_type(type))
{
case TYPE_ENUM:
return TRUE;
case TYPE_BASIC:
switch (type_basic_get_type(type))
{
case TYPE_BASIC_INT8:
case TYPE_BASIC_INT16:
case TYPE_BASIC_INT32:
case TYPE_BASIC_INT64:
case TYPE_BASIC_INT:
case TYPE_BASIC_INT3264:
case TYPE_BASIC_LONG:
case TYPE_BASIC_CHAR:
case TYPE_BASIC_HYPER:
case TYPE_BASIC_BYTE:
case TYPE_BASIC_WCHAR:
case TYPE_BASIC_ERROR_STATUS_T:
return TRUE;
case TYPE_BASIC_FLOAT:
case TYPE_BASIC_DOUBLE:
case TYPE_BASIC_HANDLE:
return FALSE;
}
return FALSE;
default:
return FALSE;
}
}
type_t *type_new_bitfield(type_t *field, const expr_t *bits)
{
type_t *t;
if (!is_valid_bitfield_type(field))
error_loc("bit-field has invalid type\n");
if (bits->cval < 0)
error_loc("negative width for bit-field\n");
/* FIXME: validate bits->cval <= memsize(field) * 8 */
t = make_type(TYPE_BITFIELD);
t->details.bitfield.field = field;
t->details.bitfield.bits = bits;
return t;
}
static unsigned int compute_method_indexes(type_t *iface)
{
unsigned 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->func_idx = idx++;
}
return idx;
}
type_t *type_interface_declare(char *name, struct namespace *namespace)
{
type_t *type = get_type(TYPE_INTERFACE, name, namespace, 0);
if (type_get_type_detect_alias(type) != TYPE_INTERFACE)
error_loc("interface %s previously not declared an interface at %s:%d\n",
type->name, type->loc_info.input_name, type->loc_info.line_number);
return type;
}
type_t *type_interface_define(type_t *iface, attr_list_t *attrs, type_t *inherit, statement_list_t *stmts, typeref_list_t *requires)
{
if (iface->defined)
error_loc("interface %s already defined at %s:%d\n",
iface->name, iface->loc_info.input_name, iface->loc_info.line_number);
if (iface == inherit)
error_loc("interface %s can't inherit from itself\n",
iface->name);
iface->attrs = check_interface_attrs(iface->name, attrs);
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->details.iface->inherit = inherit;
iface->details.iface->disp_inherit = NULL;
iface->details.iface->async_iface = NULL;
iface->details.iface->requires = requires;
iface->defined = TRUE;
compute_method_indexes(iface);
return iface;
}
type_t *type_dispinterface_declare(char *name)
{
type_t *type = get_type(TYPE_INTERFACE, name, NULL, 0);
if (type_get_type_detect_alias(type) != TYPE_INTERFACE)
error_loc("dispinterface %s previously not declared a dispinterface at %s:%d\n",
type->name, type->loc_info.input_name, type->loc_info.line_number);
return type;
}
type_t *type_dispinterface_define(type_t *iface, attr_list_t *attrs, var_list_t *props, var_list_t *methods)
{
if (iface->defined)
error_loc("dispinterface %s already defined at %s:%d\n",
iface->name, iface->loc_info.input_name, iface->loc_info.line_number);
iface->attrs = check_dispiface_attrs(iface->name, attrs);
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->details.iface->inherit = find_type("IDispatch", NULL, 0);
if (!iface->details.iface->inherit) error_loc("IDispatch is undefined\n");
iface->details.iface->disp_inherit = NULL;
iface->details.iface->async_iface = NULL;
iface->details.iface->requires = NULL;
iface->defined = TRUE;
compute_method_indexes(iface);
return iface;
}
type_t *type_dispinterface_define_from_iface(type_t *dispiface, attr_list_t *attrs, type_t *iface)
{
if (dispiface->defined)
error_loc("dispinterface %s already defined at %s:%d\n",
dispiface->name, dispiface->loc_info.input_name, dispiface->loc_info.line_number);
dispiface->attrs = check_dispiface_attrs(dispiface->name, attrs);
dispiface->details.iface = xmalloc(sizeof(*dispiface->details.iface));
dispiface->details.iface->disp_props = NULL;
dispiface->details.iface->disp_methods = NULL;
dispiface->details.iface->stmts = NULL;
dispiface->details.iface->inherit = find_type("IDispatch", NULL, 0);
if (!dispiface->details.iface->inherit) error_loc("IDispatch is undefined\n");
dispiface->details.iface->disp_inherit = iface;
dispiface->details.iface->async_iface = NULL;
dispiface->details.iface->requires = NULL;
dispiface->defined = TRUE;
compute_method_indexes(dispiface);
return dispiface;
}
type_t *type_module_declare(char *name)
{
type_t *type = get_type(TYPE_MODULE, name, NULL, 0);
if (type_get_type_detect_alias(type) != TYPE_MODULE)
error_loc("module %s previously not declared a module at %s:%d\n",
type->name, type->loc_info.input_name, type->loc_info.line_number);
return type;
}
type_t *type_module_define(type_t* module, attr_list_t *attrs, statement_list_t *stmts)
{
if (module->defined)
error_loc("module %s already defined at %s:%d\n",
module->name, module->loc_info.input_name, module->loc_info.line_number);
module->attrs = check_module_attrs(module->name, attrs);
module->details.module = xmalloc(sizeof(*module->details.module));
module->details.module->stmts = stmts;
module->defined = TRUE;
return module;
}
type_t *type_coclass_declare(char *name)
{
type_t *type = get_type(TYPE_COCLASS, name, NULL, 0);
if (type_get_type_detect_alias(type) != TYPE_COCLASS)
error_loc("coclass %s previously not declared a coclass at %s:%d\n",
type->name, type->loc_info.input_name, type->loc_info.line_number);
return type;
}
type_t *type_coclass_define(type_t *coclass, attr_list_t *attrs, typeref_list_t *ifaces)
{
if (coclass->defined)
error_loc("coclass %s already defined at %s:%d\n",
coclass->name, coclass->loc_info.input_name, coclass->loc_info.line_number);
coclass->attrs = check_coclass_attrs(coclass->name, attrs);
coclass->details.coclass.ifaces = ifaces;
coclass->defined = TRUE;
return coclass;
}
type_t *type_runtimeclass_declare(char *name, struct namespace *namespace)
{
type_t *type = get_type(TYPE_RUNTIMECLASS, name, namespace, 0);
if (type_get_type_detect_alias(type) != TYPE_RUNTIMECLASS)
error_loc("runtimeclass %s previously not declared a runtimeclass at %s:%d\n",
type->name, type->loc_info.input_name, type->loc_info.line_number);
return type;
}
type_t *type_runtimeclass_define(type_t *runtimeclass, attr_list_t *attrs, typeref_list_t *ifaces)
{
typeref_t *ref, *required, *tmp;
typeref_list_t *requires;
if (runtimeclass->defined)
error_loc("runtimeclass %s already defined at %s:%d\n",
runtimeclass->name, runtimeclass->loc_info.input_name, runtimeclass->loc_info.line_number);
runtimeclass->attrs = check_runtimeclass_attrs(runtimeclass->name, attrs);
runtimeclass->details.runtimeclass.ifaces = ifaces;
runtimeclass->defined = TRUE;
if (!type_runtimeclass_get_default_iface(runtimeclass))
error_loc("missing default interface on runtimeclass %s\n", runtimeclass->name);
LIST_FOR_EACH_ENTRY(ref, ifaces, typeref_t, entry)
{
/* FIXME: this should probably not be allowed, here or in coclass, */
/* but for now there's too many places in Wine IDL where it is to */
/* even print a warning. */
if (!(ref->type->defined)) continue;
if (!(requires = type_iface_get_requires(ref->type))) continue;
LIST_FOR_EACH_ENTRY(required, requires, typeref_t, entry)
{
int found = 0;
LIST_FOR_EACH_ENTRY(tmp, ifaces, typeref_t, entry)
if ((found = type_is_equal(tmp->type, required->type))) break;
if (!found)
error_loc("interface '%s' also requires interface '%s', "
"but runtimeclass '%s' does not implement it.\n",
ref->type->name, required->type->name, runtimeclass->name);
}
}
return runtimeclass;
}
type_t *type_apicontract_declare(char *name, struct namespace *namespace)
{
type_t *type = get_type(TYPE_APICONTRACT, name, namespace, 0);
if (type_get_type_detect_alias(type) != TYPE_APICONTRACT)
error_loc("apicontract %s previously not declared a apicontract at %s:%d\n",
type->name, type->loc_info.input_name, type->loc_info.line_number);
return type;
}
type_t *type_apicontract_define(type_t *apicontract, attr_list_t *attrs)
{
if (apicontract->defined)
error_loc("apicontract %s already defined at %s:%d\n",
apicontract->name, apicontract->loc_info.input_name, apicontract->loc_info.line_number);
apicontract->attrs = check_apicontract_attrs(apicontract->name, attrs);
apicontract->defined = TRUE;
return apicontract;
}
static void compute_delegate_iface_names(type_t *delegate, type_t *type, typeref_list_t *params)
{
type_t *iface = delegate->details.delegate.iface;
iface->namespace = delegate->namespace;
iface->name = strmake("I%s", delegate->name);
if (type) iface->c_name = format_parameterized_type_c_name(type, params, "I");
else iface->c_name = format_namespace(delegate->namespace, "__x_", "_C", iface->name, use_abi_namespace ? "ABI" : NULL);
iface->qualified_name = format_namespace(delegate->namespace, "", "::", iface->name, use_abi_namespace ? "ABI" : NULL);
}
type_t *type_delegate_declare(char *name, struct namespace *namespace)
{
type_t *type = get_type(TYPE_DELEGATE, name, namespace, 0);
if (type_get_type_detect_alias(type) != TYPE_DELEGATE)
error_loc("delegate %s previously not declared a delegate at %s:%d\n",
type->name, type->loc_info.input_name, type->loc_info.line_number);
return type;
}
type_t *type_delegate_define(type_t *delegate, attr_list_t *attrs, statement_list_t *stmts)
{
type_t *iface;
if (delegate->defined)
error_loc("delegate %s already defined at %s:%d\n",
delegate->name, delegate->loc_info.input_name, delegate->loc_info.line_number);
delegate->attrs = check_interface_attrs(delegate->name, attrs);
iface = make_type(TYPE_INTERFACE);
iface->attrs = delegate->attrs;
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->details.iface->inherit = find_type("IUnknown", NULL, 0);
if (!iface->details.iface->inherit) error_loc("IUnknown is undefined\n");
iface->details.iface->disp_inherit = NULL;
iface->details.iface->async_iface = NULL;
iface->details.iface->requires = NULL;
iface->defined = TRUE;
compute_method_indexes(iface);
delegate->details.delegate.iface = iface;
delegate->defined = TRUE;
compute_delegate_iface_names(delegate, NULL, NULL);
return delegate;
}
type_t *type_parameterized_interface_declare(char *name, struct namespace *namespace, typeref_list_t *params)
{
type_t *type = get_type(TYPE_PARAMETERIZED_TYPE, name, namespace, 0);
if (type_get_type_detect_alias(type) != TYPE_PARAMETERIZED_TYPE)
error_loc("pinterface %s previously not declared a pinterface at %s:%d\n",
type->name, type->loc_info.input_name, type->loc_info.line_number);
type->details.parameterized.type = make_type(TYPE_INTERFACE);
type->details.parameterized.params = params;
return type;
}
type_t *type_parameterized_interface_define(type_t *type, attr_list_t *attrs, type_t *inherit, statement_list_t *stmts, typeref_list_t *requires)
{
type_t *iface;
if (type->defined)
error_loc("pinterface %s already defined at %s:%d\n",
type->name, type->loc_info.input_name, type->loc_info.line_number);
/* The parameterized type UUID is actually a PIID that is then used as a seed to generate
* a new type GUID with the rules described in:
* https://docs.microsoft.com/en-us/uwp/winrt-cref/winrt-type-system#parameterized-types
* TODO: store type signatures for generated interfaces, and generate their GUIDs
*/
type->attrs = check_interface_attrs(type->name, attrs);
iface = type->details.parameterized.type;
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->details.iface->inherit = inherit;
iface->details.iface->disp_inherit = NULL;
iface->details.iface->async_iface = NULL;
iface->details.iface->requires = requires;
iface->name = type->name;
type->defined = TRUE;
return type;
}
type_t *type_parameterized_delegate_declare(char *name, struct namespace *namespace, typeref_list_t *params)
{
type_t *type = get_type(TYPE_PARAMETERIZED_TYPE, name, namespace, 0);
if (type_get_type_detect_alias(type) != TYPE_PARAMETERIZED_TYPE)
error_loc("pdelegate %s previously not declared a pdelegate at %s:%d\n",
type->name, type->loc_info.input_name, type->loc_info.line_number);
type->details.parameterized.type = make_type(TYPE_DELEGATE);
type->details.parameterized.params = params;
return type;
}
type_t *type_parameterized_delegate_define(type_t *type, attr_list_t *attrs, statement_list_t *stmts)
{
type_t *iface, *delegate;
if (type->defined)
error_loc("pdelegate %s already defined at %s:%d\n",
type->name, type->loc_info.input_name, type->loc_info.line_number);
type->attrs = check_interface_attrs(type->name, attrs);
delegate = type->details.parameterized.type;
delegate->attrs = type->attrs;
delegate->details.delegate.iface = make_type(TYPE_INTERFACE);
iface = delegate->details.delegate.iface;
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->details.iface->inherit = find_type("IUnknown", NULL, 0);
if (!iface->details.iface->inherit) error_loc("IUnknown is undefined\n");
iface->details.iface->disp_inherit = NULL;
iface->details.iface->async_iface = NULL;
iface->details.iface->requires = NULL;
delegate->name = type->name;
compute_delegate_iface_names(delegate, type, type->details.parameterized.params);
type->defined = TRUE;
return type;
}
type_t *type_parameterized_type_specialize_partial(type_t *type, typeref_list_t *params)
{
type_t *new_type = duptype(type, 0);
new_type->details.parameterized.type = type;
new_type->details.parameterized.params = params;
return new_type;
}
static type_t *replace_type_parameters_in_type(type_t *type, typeref_list_t *orig, typeref_list_t *repl);
static typeref_list_t *replace_type_parameters_in_type_list(typeref_list_t *list, typeref_list_t *orig, typeref_list_t *repl)
{
typeref_list_t *new_list = NULL;
typeref_t *ref;
if (!list) return list;
LIST_FOR_EACH_ENTRY(ref, list, typeref_t, entry)
{
type_t *new_type = replace_type_parameters_in_type(ref->type, orig, repl);
new_list = append_typeref(new_list, make_typeref(new_type));
}
return new_list;
}
static var_t *replace_type_parameters_in_var(var_t *var, typeref_list_t *orig, typeref_list_t *repl)
{
var_t *new_var = xmalloc(sizeof(*new_var));
*new_var = *var;
list_init(&new_var->entry);
new_var->declspec.type = replace_type_parameters_in_type(var->declspec.type, orig, repl);
return new_var;
}
static var_list_t *replace_type_parameters_in_var_list(var_list_t *var_list, typeref_list_t *orig, typeref_list_t *repl)
{
var_list_t *new_var_list;
var_t *var, *new_var;
if (!var_list) return var_list;
new_var_list = xmalloc(sizeof(*new_var_list));
list_init(new_var_list);
LIST_FOR_EACH_ENTRY(var, var_list, var_t, entry)
{
new_var = replace_type_parameters_in_var(var, orig, repl);
list_add_tail(new_var_list, &new_var->entry);
}
return new_var_list;
}
static statement_t *replace_type_parameters_in_statement(statement_t *stmt, typeref_list_t *orig, typeref_list_t *repl, loc_info_t *loc)
{
statement_t *new_stmt = xmalloc(sizeof(*new_stmt));
*new_stmt = *stmt;
list_init(&new_stmt->entry);
switch (stmt->type)
{
case STMT_DECLARATION:
new_stmt->u.var = replace_type_parameters_in_var(stmt->u.var, orig, repl);
break;
case STMT_TYPE:
case STMT_TYPEREF:
new_stmt->u.type = replace_type_parameters_in_type(stmt->u.type, orig, repl);
break;
case STMT_TYPEDEF:
new_stmt->u.type_list = replace_type_parameters_in_type_list(stmt->u.type_list, orig, repl);
break;
case STMT_MODULE:
case STMT_LIBRARY:
case STMT_IMPORT:
case STMT_IMPORTLIB:
case STMT_PRAGMA:
case STMT_CPPQUOTE:
error_loc_info(loc, "unimplemented parameterized type replacement for statement type %d.\n", stmt->type);
break;
}
return new_stmt;
}
static statement_list_t *replace_type_parameters_in_statement_list(statement_list_t *stmt_list, typeref_list_t *orig, typeref_list_t *repl, loc_info_t *loc)
{
statement_list_t *new_stmt_list;
statement_t *stmt, *new_stmt;
if (!stmt_list) return stmt_list;
new_stmt_list = xmalloc(sizeof(*new_stmt_list));
list_init(new_stmt_list);
LIST_FOR_EACH_ENTRY(stmt, stmt_list, statement_t, entry)
{
new_stmt = replace_type_parameters_in_statement(stmt, orig, repl, loc);
list_add_tail(new_stmt_list, &new_stmt->entry);
}
return new_stmt_list;
}
static type_t *replace_type_parameters_in_type(type_t *type, typeref_list_t *orig, typeref_list_t *repl)
{
struct list *o, *r;
type_t *t;
if (!type) return type;
switch (type->type_type)
{
case TYPE_VOID:
case TYPE_BASIC:
case TYPE_ENUM:
case TYPE_BITFIELD:
case TYPE_INTERFACE:
case TYPE_RUNTIMECLASS:
case TYPE_DELEGATE:
return type;
case TYPE_PARAMETER:
if (!orig || !repl) return NULL;
for (o = list_head(orig), r = list_head(repl); o && r;
o = list_next(orig, o), r = list_next(repl, r))
if (type == LIST_ENTRY(o, typeref_t, entry)->type)
return LIST_ENTRY(r, typeref_t, entry)->type;
return type;
case TYPE_POINTER:
t = replace_type_parameters_in_type(type->details.pointer.ref.type, orig, repl);
if (t == type->details.pointer.ref.type) return type;
type = duptype(type, 0);
type->details.pointer.ref.type = t;
return type;
case TYPE_ALIAS:
t = replace_type_parameters_in_type(type->details.alias.aliasee.type, orig, repl);
if (t == type->details.alias.aliasee.type) return type;
type = duptype(type, 0);
type->details.alias.aliasee.type = t;
return type;
case TYPE_ARRAY:
t = replace_type_parameters_in_type(type->details.array.elem.type, orig, repl);
if (t == t->details.array.elem.type) return type;
type = duptype(type, 0);
t->details.array.elem.type = t;
return type;
case TYPE_FUNCTION:
t = duptype(type, 0);
t->details.function = xmalloc(sizeof(*t->details.function));
t->details.function->args = replace_type_parameters_in_var_list(type->details.function->args, orig, repl);
t->details.function->retval = replace_type_parameters_in_var(type->details.function->retval, orig, repl);
return t;
case TYPE_PARAMETERIZED_TYPE:
t = type->details.parameterized.type;
if (t->type_type != TYPE_PARAMETERIZED_TYPE) return find_parameterized_type(type, repl);
repl = replace_type_parameters_in_type_list(type->details.parameterized.params, orig, repl);
return replace_type_parameters_in_type(t, t->details.parameterized.params, repl);
case TYPE_STRUCT:
case TYPE_ENCAPSULATED_UNION:
case TYPE_UNION:
case TYPE_MODULE:
case TYPE_COCLASS:
case TYPE_APICONTRACT:
error_loc_info(&type->loc_info, "unimplemented parameterized type replacement for type %s of type %d.\n", type->name, type->type_type);
break;
}
return type;
}
static void type_parameterized_interface_specialize(type_t *tmpl, type_t *iface, typeref_list_t *orig, typeref_list_t *repl)
{
iface->details.iface = xmalloc(sizeof(*iface->details.iface));
iface->details.iface->disp_methods = NULL;
iface->details.iface->disp_props = NULL;
iface->details.iface->stmts = replace_type_parameters_in_statement_list(tmpl->details.iface->stmts, orig, repl, &tmpl->loc_info);
iface->details.iface->inherit = replace_type_parameters_in_type(tmpl->details.iface->inherit, orig, repl);
iface->details.iface->disp_inherit = NULL;
iface->details.iface->async_iface = NULL;
iface->details.iface->requires = NULL;
}
static void type_parameterized_delegate_specialize(type_t *tmpl, type_t *delegate, typeref_list_t *orig, typeref_list_t *repl)
{
type_parameterized_interface_specialize(tmpl->details.delegate.iface, delegate->details.delegate.iface, orig, repl);
}
type_t *type_parameterized_type_specialize_declare(type_t *type, typeref_list_t *params)
{
type_t *tmpl = type->details.parameterized.type;
type_t *new_type = duptype(tmpl, 0);
new_type->namespace = type->namespace;
new_type->name = format_parameterized_type_name(type, params);
reg_type(new_type, new_type->name, new_type->namespace, 0);
new_type->c_name = format_parameterized_type_c_name(type, params, "");
new_type->short_name = format_parameterized_type_short_name(type, params, "");
if (new_type->type_type == TYPE_DELEGATE)
{
new_type->details.delegate.iface = duptype(tmpl->details.delegate.iface, 0);
compute_delegate_iface_names(new_type, type, params);
new_type->details.delegate.iface->short_name = format_parameterized_type_short_name(type, params, "I");
}
return new_type;
}
static void compute_interface_signature_uuid(type_t *iface)
{
static const char winrt_pinterface_namespace[] = {0x11,0xf4,0x7a,0xd5,0x7b,0x73,0x42,0xc0,0xab,0xae,0x87,0x8b,0x1e,0x16,0xad,0xee};
static const int version = 5;
struct sha1_context ctx;
unsigned char hash[20];
GUID *uuid;
if (!(uuid = get_attrp(iface->attrs, ATTR_UUID)))
{
uuid = xmalloc(sizeof(GUID));
iface->attrs = append_attr(iface->attrs, make_attrp(ATTR_UUID, uuid));
}
sha1_init(&ctx);
sha1_update(&ctx, winrt_pinterface_namespace, sizeof(winrt_pinterface_namespace));
sha1_update(&ctx, iface->signature, strlen(iface->signature));
sha1_finalize(&ctx, (ULONG *)hash);
/* https://tools.ietf.org/html/rfc4122:
* Set the four most significant bits (bits 12 through 15) of the
time_hi_and_version field to the appropriate 4-bit version number
from Section 4.1.3.
* Set the two most significant bits (bits 6 and 7) of the
clock_seq_hi_and_reserved to zero and one, respectively.
*/
hash[6] = ((hash[6] & 0x0f) | (version << 4));
hash[8] = ((hash[8] & 0x3f) | 0x80);
uuid->Data1 = ((DWORD)hash[0] << 24)|((DWORD)hash[1] << 16)|((DWORD)hash[2] << 8)|(DWORD)hash[3];
uuid->Data2 = ((WORD)hash[4] << 8)|(WORD)hash[5];
uuid->Data3 = ((WORD)hash[6] << 8)|(WORD)hash[7];
memcpy(&uuid->Data4, hash + 8, sizeof(*uuid) - offsetof(GUID, Data4));
}
type_t *type_parameterized_type_specialize_define(type_t *type)
{
type_t *tmpl = type->details.parameterized.type;
typeref_list_t *orig = tmpl->details.parameterized.params;
typeref_list_t *repl = type->details.parameterized.params;
type_t *iface = find_parameterized_type(tmpl, repl);
if (type_get_type_detect_alias(type) != TYPE_PARAMETERIZED_TYPE ||
type_get_type_detect_alias(tmpl) != TYPE_PARAMETERIZED_TYPE)
error_loc("cannot define non-parameterized type %s, declared at %s:%d\n",
type->name, type->loc_info.input_name, type->loc_info.line_number);
if (type_get_type_detect_alias(tmpl->details.parameterized.type) == TYPE_INTERFACE &&
type_get_type_detect_alias(iface) == TYPE_INTERFACE)
type_parameterized_interface_specialize(tmpl->details.parameterized.type, iface, orig, repl);
else if (type_get_type_detect_alias(tmpl->details.parameterized.type) == TYPE_DELEGATE &&
type_get_type_detect_alias(iface) == TYPE_DELEGATE)
type_parameterized_delegate_specialize(tmpl->details.parameterized.type, iface, orig, repl);
else
error_loc("pinterface/pdelegate %s previously not declared a pinterface/pdelegate at %s:%d\n",
iface->name, iface->loc_info.input_name, iface->loc_info.line_number);
iface->impl_name = format_parameterized_type_impl_name(type, repl, "");
iface->signature = format_parameterized_type_signature(type, repl);
iface->defined = TRUE;
if (iface->type_type == TYPE_DELEGATE)
{
iface = iface->details.delegate.iface;
iface->impl_name = format_parameterized_type_impl_name(type, repl, "I");
iface->signature = format_parameterized_type_signature(type, repl);
iface->defined = TRUE;
}
compute_interface_signature_uuid(iface);
compute_method_indexes(iface);
return iface;
}
int type_is_equal(const type_t *type1, const type_t *type2)
{
if (type1 == type2)
return TRUE;
if (type_get_type_detect_alias(type1) != type_get_type_detect_alias(type2))
return FALSE;
if (type1->namespace != type2->namespace)
return FALSE;
if (type1->name && type2->name)
return !strcmp(type1->name, type2->name);
else if ((!type1->name && type2->name) || (type1->name && !type2->name))
return FALSE;
/* FIXME: do deep inspection of types to determine if they are equal */
return FALSE;
}
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