static void
prepare_invocation_info (GPerlI11nInvocationInfo *iinfo,
GICallableInfo *info)
{
gint orig_n_args;
guint i;
dwarn ("invoke: %s\n"
" n_args: %d\n",
g_base_info_get_name (info),
g_callable_info_get_n_args (info));
iinfo->interface = info;
iinfo->is_function = GI_IS_FUNCTION_INFO (info);
iinfo->is_vfunc = GI_IS_VFUNC_INFO (info);
iinfo->is_callback = (g_base_info_get_type (info) == GI_INFO_TYPE_CALLBACK);
iinfo->is_signal = GI_IS_SIGNAL_INFO (info);
dwarn (" is_function = %d, is_vfunc = %d, is_callback = %d\n",
iinfo->is_function, iinfo->is_vfunc, iinfo->is_callback);
orig_n_args = g_callable_info_get_n_args (info);
g_assert (orig_n_args >= 0);
iinfo->n_args = (guint) orig_n_args;
if (iinfo->n_args) {
iinfo->arg_infos = gperl_alloc_temp (sizeof (GITypeInfo*) * iinfo->n_args);
iinfo->arg_types = gperl_alloc_temp (sizeof (GITypeInfo*) * iinfo->n_args);
iinfo->aux_args = gperl_alloc_temp (sizeof (GIArgument) * iinfo->n_args);
} else {
iinfo->arg_infos = NULL;
iinfo->arg_types = NULL;
iinfo->aux_args = NULL;
}
for (i = 0 ; i < iinfo->n_args ; i++) {
iinfo->arg_infos[i] = g_callable_info_get_arg (info, (gint) i);
iinfo->arg_types[i] = g_arg_info_get_type (iinfo->arg_infos[i]);
}
iinfo->return_type_info = g_callable_info_get_return_type (info);
iinfo->has_return_value =
GI_TYPE_TAG_VOID != g_type_info_get_tag (iinfo->return_type_info);
iinfo->return_type_ffi = g_type_info_get_ffi_type (iinfo->return_type_info);
iinfo->return_type_transfer = g_callable_info_get_caller_owns (info);
iinfo->callback_infos = NULL;
iinfo->array_infos = NULL;
iinfo->free_after_call = NULL;
}
/*
* returns a pointer to a temp stock item you can use until control returns
* to perl.
*/
static GtkStockItem *
SvGtkStockItem (SV * sv)
{
HV * hv;
SV ** svp;
GtkStockItem * item;
if (!gperl_sv_is_hash_ref (sv))
croak ("malformed stock item; use a reference to a hash as a stock item");
hv = (HV*) SvRV (sv);
item = gperl_alloc_temp (sizeof (GtkStockItem));
svp = hv_fetch (hv, "stock_id", 8, FALSE);
if (svp) item->stock_id = SvGChar (*svp);
svp = hv_fetch (hv, "label", 5, FALSE);
if (svp) item->label = SvGChar (*svp);
svp = hv_fetch (hv, "modifier", 8, FALSE);
if (svp) item->modifier = SvGdkModifierType (*svp);
svp = hv_fetch (hv, "keyval", 6, FALSE);
if (svp) item->keyval = SvUV (*svp);
svp = hv_fetch (hv, "translation_domain", 18, FALSE);
if (svp) item->translation_domain = SvGChar (*svp);
return item;
}
static gpointer
sv_to_struct (GITransfer transfer,
GIBaseInfo * info,
GIInfoType info_type,
SV * sv)
{
HV *hv;
gsize size = 0;
GITransfer field_transfer;
gpointer pointer = NULL;
dwarn ("sv = %p\n", sv);
if (!gperl_sv_is_defined (sv))
return NULL;
if (is_struct_disguised (info)) {
gchar *package;
dwarn (" disguised struct\n");
package = get_struct_package (info);
g_assert (package);
if (!gperl_sv_is_ref (sv) || !sv_derived_from (sv, package))
ccroak ("Cannot convert scalar %p to an object of type %s",
sv, package);
g_free (package);
return INT2PTR (void *, SvIV ((SV *) SvRV (sv)));
}
if (!gperl_sv_is_hash_ref (sv))
ccroak ("need a hash ref to convert to struct of type %s",
g_base_info_get_name (info));
hv = (HV *) SvRV (sv);
switch (info_type) {
case GI_INFO_TYPE_BOXED:
case GI_INFO_TYPE_STRUCT:
size = g_struct_info_get_size ((GIStructInfo *) info);
break;
case GI_INFO_TYPE_UNION:
size = g_union_info_get_size ((GIStructInfo *) info);
break;
default:
g_assert_not_reached ();
}
dwarn (" size = %"G_GSIZE_FORMAT"\n", size);
field_transfer = GI_TRANSFER_NOTHING;
dwarn (" transfer = %d\n", transfer);
switch (transfer) {
case GI_TRANSFER_EVERYTHING:
field_transfer = GI_TRANSFER_EVERYTHING;
/* fall through */
case GI_TRANSFER_CONTAINER:
/* FIXME: What if there's a special allocator for the record?
* Like GSlice? */
pointer = g_malloc0 (size);
break;
default:
pointer = gperl_alloc_temp (size);
break;
}
switch (info_type) {
case GI_INFO_TYPE_BOXED:
case GI_INFO_TYPE_STRUCT:
{
gint i, n_fields =
g_struct_info_get_n_fields ((GIStructInfo *) info);
for (i = 0; i < n_fields; i++) {
GIFieldInfo *field_info;
const gchar *field_name;
SV **svp;
field_info = g_struct_info_get_field (
(GIStructInfo *) info, i);
/* FIXME: Check GIFieldInfoFlags. */
field_name = g_base_info_get_name (
(GIBaseInfo *) field_info);
dwarn (" field %d (%s)\n", i, field_name);
svp = hv_fetch (hv, field_name, strlen (field_name), 0);
if (svp && gperl_sv_is_defined (*svp)) {
set_field (field_info, pointer,
field_transfer, *svp);
}
g_base_info_unref ((GIBaseInfo *) field_info);
}
break;
}
case GI_INFO_TYPE_UNION:
ccroak ("%s: unions not handled yet", G_STRFUNC);
default:
ccroak ("%s: unhandled info type %d", G_STRFUNC, info_type);
}
return pointer;
}
