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/* Copyright (C) 1994-2001, Ghostgum Software Pty Ltd. All rights reserved.
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Portions Copyright (C) 1999 Aladdin Enterprises. All rights reserved.
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This software is provided AS-IS with no warranty, either express or
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implied.
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This software is distributed under license and may not be copied,
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modified or distributed except as expressly authorized under the terms
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of the license contained in the file LICENSE in this distribution.
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For more information about licensing, please refer to
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http://www.ghostscript.com/licensing/. For information on
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commercial licensing, go to http://www.artifex.com/licensing/ or
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contact Artifex Software, Inc., 101 Lucas Valley Road #110,
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San Rafael, CA 94903, U.S.A., +1(415)492-9861.
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*/
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/* $Id: gsdll.h,v 1.7 2003/01/25 22:50:31 giles Exp $ */
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/* This interface is deprecated and will be removed in future
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* ghostscript releases. Use the interface described in
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* API.htm and iapi.h.
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*/
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#ifndef gsdll_INCLUDED
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# define gsdll_INCLUDED
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#include "iapi.h"
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#ifdef __MACOS__
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#define HWND char *
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#include <QDOffscreen.h>
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#pragma export on
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#endif
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#ifdef __WINDOWS__
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#define _Windows
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#endif
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#ifdef __IBMC__
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#define GSDLLCALLLINK _System
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#else
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#define GSDLLCALLLINK
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#endif
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/* global pointer to callback */
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typedef int (* GSDLLCALLLINK GSDLL_CALLBACK) (int, char *, unsigned long);
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extern GSDLL_CALLBACK pgsdll_callback;
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/* message values for callback */
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#define GSDLL_STDIN 1 /* get count characters to str from stdin */
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/* return number of characters read */
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#define GSDLL_STDOUT 2 /* put count characters from str to stdout */
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/* return number of characters written */
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#define GSDLL_DEVICE 3 /* device = str has been opened if count=1 */
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/* or closed if count=0 */
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#define GSDLL_SYNC 4 /* sync_output for device str */
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#define GSDLL_PAGE 5 /* output_page for device str */
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#define GSDLL_SIZE 6 /* resize for device str */
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/* LOWORD(count) is new xsize */
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/* HIWORD(count) is new ysize */
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#define GSDLL_POLL 7 /* Called from gp_check_interrupt */
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/* Can be used by caller to poll the message queue */
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/* Normally returns 0 */
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/* To abort gsdll_execute_cont(), return a */
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/* non zero error code until gsdll_execute_cont() */
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/* returns */
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/* return values from gsdll_init() */
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#define GSDLL_INIT_IN_USE 100 /* DLL is in use */
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#define GSDLL_INIT_QUIT 101 /* quit or EOF during init */
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/* This is not an error. */
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/* gsdll_exit() must not be called */
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/* DLL exported functions */
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/* for load time dynamic linking */
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GSDLLEXPORT int GSDLLAPI gsdll_revision(const char * * product, const char * * copyright, long * gs_revision, long * gs_revisiondate);
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GSDLLEXPORT int GSDLLAPI gsdll_init(GSDLL_CALLBACK callback, HWND hwnd, int argc, char * * argv);
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GSDLLEXPORT int GSDLLAPI gsdll_execute_begin(void);
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GSDLLEXPORT int GSDLLAPI gsdll_execute_cont(const char * str, int len);
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GSDLLEXPORT int GSDLLAPI gsdll_execute_end(void);
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GSDLLEXPORT int GSDLLAPI gsdll_exit(void);
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GSDLLEXPORT int GSDLLAPI gsdll_lock_device(unsigned char *device, int flag);
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/* Function pointer typedefs */
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/* for run time dynamic linking */
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typedef int (GSDLLAPIPTR PFN_gsdll_revision)(const char ** product,
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const char ** copyright, long * revision, long * revisiondate);
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typedef int (GSDLLAPIPTR PFN_gsdll_init) (GSDLL_CALLBACK, HWND, int argc, char * * argv);
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typedef int (GSDLLAPIPTR PFN_gsdll_execute_begin) (void);
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typedef int (GSDLLAPIPTR PFN_gsdll_execute_cont) (const char * str, int len);
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typedef int (GSDLLAPIPTR PFN_gsdll_execute_end) (void);
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typedef int (GSDLLAPIPTR PFN_gsdll_exit) (void);
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typedef int (GSDLLAPIPTR PFN_gsdll_lock_device) (unsigned char *, int);
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#ifdef __MACOS__
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#pragma export off
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#endif
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#endif /* gsdll_INCLUDED */
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