/* Copyright (C) 2001-2023 Artifex Software, Inc.
   All Rights Reserved.

   This software is provided AS-IS with no warranty, either express or
   implied.

   This software is distributed under license and may not be copied,
   modified or distributed except as expressly authorized under the terms
   of the license contained in the file LICENSE in this distribution.

   Refer to licensing information at http://www.artifex.com or contact
   Artifex Software, Inc.,  39 Mesa Street, Suite 108A, San Francisco,
   CA 94129, USA, for further information.
*/



/* gsdll structure for MS-Windows */

#ifndef dwdll_INCLUDED
#  define dwdll_INCLUDED

#ifndef __PROTOTYPES__
#define __PROTOTYPES__
#endif

#include "iapi.h"
#include "windows_.h"

typedef struct GSDLL_S {
        HINSTANCE hmodule;	/* DLL module handle */
        PFN_gsapi_revision revision;
        PFN_gsapi_new_instance new_instance;
        PFN_gsapi_delete_instance delete_instance;
        PFN_gsapi_set_stdio set_stdio;
        PFN_gsapi_set_poll set_poll;
        PFN_gsapi_set_display_callback set_display_callback;
        PFN_gsapi_init_with_args init_with_args;
        PFN_gsapi_run_string run_string;
        PFN_gsapi_exit exit;
        PFN_gsapi_set_arg_encoding set_arg_encoding;
        PFN_gsapi_set_default_device_list set_default_device_list;
        PFN_gsapi_get_default_device_list get_default_device_list;
        PFN_gsapi_run_file run_file;
        PFN_gsapi_run_string_begin run_string_begin;
        PFN_gsapi_run_string_continue run_string_continue;
        PFN_gsapi_run_string_end run_string_end;
        PFN_gsapi_run_string_with_length run_string_with_length;
        PFN_gsapi_set_param set_param;
        PFN_gsapi_add_control_path add_control_path;
        PFN_gsapi_remove_control_path remove_control_path;
        PFN_gsapi_purge_control_paths purge_control_paths;
        PFN_gsapi_activate_path_control activate_path_control;
        PFN_gsapi_is_path_control_active is_path_control_active;
        PFN_gsapi_add_fs add_fs;
        PFN_gsapi_remove_fs remove_fs;
} GSDLL;

/* Load the Ghostscript DLL.
 * Return 0 on success.
 * Return non-zero on error and store error message
 * to last_error of length len
 */
int load_dll(GSDLL *gsdll, char *last_error, int len);

void unload_dll(GSDLL *gsdll);

#endif /* dwdll_INCLUDED */