Sweden-Number/dlls/windowscodecs/unix_lib.c

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/*
* unix_lib.c - This is the Unix side of the Unix interface.
*
* Copyright 2020 Esme Povirk
*
* 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
*/
#if 0
#pragma makedep unix
#endif
#include "config.h"
#include "wine/port.h"
#include <stdarg.h>
#define NONAMELESSUNION
#include "ntstatus.h"
#define WIN32_NO_STATUS
#include "windef.h"
#include "winternl.h"
#include "winbase.h"
#include "objbase.h"
#include "initguid.h"
#include "wincodecs_private.h"
#include "wine/debug.h"
WINE_DEFAULT_DEBUG_CHANNEL(wincodecs);
#include "wincodecs_common.h"
static const struct win32_funcs *win32_funcs;
HRESULT CDECL stream_read(IStream *stream, void *buffer, ULONG read, ULONG *bytes_read)
{
return win32_funcs->stream_read(stream, buffer, read, bytes_read);
}
HRESULT CDECL stream_seek(IStream *stream, LONGLONG ofs, DWORD origin, ULONGLONG *new_position)
{
return win32_funcs->stream_seek(stream, ofs, origin, new_position);
}
HRESULT CDECL decoder_create(const CLSID *decoder_clsid, struct decoder_info *info, struct decoder **result)
{
if (IsEqualGUID(decoder_clsid, &CLSID_WICPngDecoder))
return png_decoder_create(info, result);
return E_NOTIMPL;
}
static const struct unix_funcs unix_funcs = {
decoder_create,
decoder_initialize,
decoder_get_frame_info,
decoder_copy_pixels,
decoder_get_metadata_blocks,
decoder_get_color_context,
decoder_destroy
};
NTSTATUS CDECL __wine_init_unix_lib( HMODULE module, DWORD reason, const void *ptr_in, void *ptr_out )
{
if (reason != DLL_PROCESS_ATTACH) return STATUS_SUCCESS;
win32_funcs = ptr_in;
*(const struct unix_funcs **)ptr_out = &unix_funcs;
return STATUS_SUCCESS;
}