/*
* 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_ghash (GITransfer transfer,
GITypeInfo *type_info,
SV *sv)
{
HV *hv;
HE *he;
GITransfer item_transfer;
gpointer hash;
GITypeInfo *key_param_info, *value_param_info;
GITypeTag key_type_tag;
GHashFunc hash_func;
GEqualFunc equal_func;
I32 n_keys;
dwarn ("%s: sv %p\n", G_STRFUNC, sv);
if (!gperl_sv_is_defined (sv))
return NULL;
if (!gperl_sv_is_hash_ref (sv))
ccroak ("need an hash ref to convert to GHashTable");
hv = (HV *) SvRV (sv);
item_transfer = GI_TRANSFER_NOTHING;
switch (transfer) {
case GI_TRANSFER_EVERYTHING:
item_transfer = GI_TRANSFER_EVERYTHING;
break;
case GI_TRANSFER_CONTAINER:
/* nothing special to do */
break;
case GI_TRANSFER_NOTHING:
/* FIXME: need to free hash after call */
break;
}
key_param_info = g_type_info_get_param_type (type_info, 0);
value_param_info = g_type_info_get_param_type (type_info, 1);
key_type_tag = g_type_info_get_tag (key_param_info);
switch (key_type_tag)
{
case GI_TYPE_TAG_FILENAME:
case GI_TYPE_TAG_UTF8:
hash_func = g_str_hash;
equal_func = g_str_equal;
break;
default:
hash_func = NULL;
equal_func = NULL;
break;
}
dwarn (" GHashTable with transfer %d\n"
" key_param_info %p with type tag %d (%s)\n"
" value_param_info %p with type tag %d (%s)\n",
transfer,
key_param_info,
g_type_info_get_tag (key_param_info),
g_type_tag_to_string (g_type_info_get_tag (key_param_info)),
value_param_info,
g_type_info_get_tag (value_param_info),
g_type_tag_to_string (g_type_info_get_tag (value_param_info)));
hash = g_hash_table_new (hash_func, equal_func);
n_keys = hv_iterinit (hv);
if (n_keys == 0)
goto out;
while ((he = hv_iternext (hv)) != NULL) {
SV *sv;
GIArgument arg = { 0, };
gpointer key_p, value_p;
key_p = value_p = NULL;
sv = hv_iterkeysv (he);
if (sv && gperl_sv_is_defined (sv)) {
dwarn (" converting key SV %p\n", sv);
/* FIXME: Is it OK to always allow undef here? */
sv_to_arg (sv, &arg, NULL, key_param_info,
item_transfer, TRUE, NULL);
key_p = arg.v_pointer;
}
sv = hv_iterval (hv, he);
if (sv && gperl_sv_is_defined (sv)) {
dwarn (" converting value SV %p\n", sv);
sv_to_arg (sv, &arg, NULL, key_param_info,
item_transfer, TRUE, NULL);
value_p = arg.v_pointer;
}
if (key_p != NULL && value_p != NULL)
g_hash_table_insert (hash, key_p, value_p);
}
out:
dwarn (" -> hash %p of size %d\n", hash, g_hash_table_size (hash));
g_base_info_unref ((GIBaseInfo *) key_param_info);
g_base_info_unref ((GIBaseInfo *) value_param_info);
return hash;
}
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;
}
