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/* -*- Mode: C; c-basic-offset: 4 -*-
* vim: tabstop=4 shiftwidth=4 expandtab
*
* Copyright (C) 2005-2009 Johan Dahlin <johan@gnome.org>
*
* 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, see <http://www.gnu.org/licenses/>.
*/
#ifndef __PYGI_ARGUMENT_H__
#define __PYGI_ARGUMENT_H__
#include "pygi-invoke-state-struct.h"
G_BEGIN_DECLS
/* GIArgument is initialized based on the assumption that
* it's the same size as a gint64 (long long).
*/
G_STATIC_ASSERT (sizeof (GIArgument) == sizeof (gint64));
#define PYGI_ARG_INIT { .v_int64 = 0 }
/**
* Pass PyGIArgumentFromPyCleanupData as zero-initialized struct to pygi_argument_from_py.
* Some cleanup related state will be stored in this struct. After processing the argument,
* cleanup can be performed by calling pygi_argument_from_py_cleanup.
*/
typedef struct {
PyObject *object;
gpointer cache;
gpointer cleanup_data;
PyGIInvokeState state;
} PyGIArgumentFromPyCleanupData;
GIArgument pygi_argument_from_py (GITypeInfo *type_info, PyObject *object,
GITransfer transfer,
PyGIArgumentFromPyCleanupData *arg_cleanup);
/* Invoke pygi_argument_from_py_cleanup after you're done handling the argument acquired by pygi_argument_from_py. */
void pygi_argument_from_py_cleanup (
PyGIArgumentFromPyCleanupData *arg_cleanup);
PyObject *pygi_argument_to_py (GITypeInfo *type_info, GIArgument arg,
GITransfer transfer);
PyObject *pygi_argument_to_py_with_array_length (GITypeInfo *type_info,
GIArgument arg,
GITransfer transfer,
gsize array_length);
gpointer _pygi_arg_to_hash_pointer (const GIArgument arg,
GITypeInfo *type_info);
void _pygi_hash_pointer_to_arg_in_place (GIArgument *arg,
GITypeInfo *type_info);
gboolean pygi_argument_to_gsize (GIArgument arg, GITypeTag type_tag,
gsize *gsize_out);
G_END_DECLS
#endif /* __PYGI_ARGUMENT_H__ */
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