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/* Copyright (C) 1997, 1998, 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: icontext.h,v 1.5 2002/06/16 04:47:10 lpd Exp $ */
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/* Externally visible context state */
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/* Requires iref.h, stdio_.h */
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#ifndef icontext_INCLUDED
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# define icontext_INCLUDED
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#include "gsstype.h" /* for extern_st */
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#include "icstate.h"
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/* Declare the GC descriptor for context states. */
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extern_st(st_context_state);
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/*
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* Define the procedure for resetting user parameters when switching
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* contexts. This is defined in either zusparam.c or inouparm.c.
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*/
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extern int set_user_params(i_ctx_t *i_ctx_p, const ref * paramdict);
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/* Allocate the state of a context, always in local VM. */
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/* If *ppcst == 0, allocate the state object as well. */
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int context_state_alloc(gs_context_state_t ** ppcst,
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const ref *psystem_dict,
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const gs_dual_memory_t * dmem);
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/* Load the state of the interpreter from a context. */
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/* The argument is not const because caches may be updated. */
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int context_state_load(gs_context_state_t *);
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/* Store the state of the interpreter into a context. */
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int context_state_store(gs_context_state_t *);
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/* Free the contents of the state of a context, always to its local VM. */
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/* Return a mask of which of its VMs, if any, we freed. */
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int context_state_free(gs_context_state_t *);
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#endif /* icontext_INCLUDED */
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