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/* Copyright (C) 1994, 2000 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: zfbcp.c,v 1.5 2002/02/21 22:24:54 giles Exp $ */
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/* (T)BCP filter creation */
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#include "memory_.h"
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#include "ghost.h"
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#include "oper.h"
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#include "gsstruct.h"
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#include "ialloc.h"
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#include "stream.h"
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#include "strimpl.h"
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#include "sbcp.h"
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#include "ifilter.h"
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/* Define null handlers for the BCP out-of-band signals. */
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private int
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no_bcp_signal_interrupt(stream_state * st)
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{
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return 0;
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}
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private int
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no_bcp_request_status(stream_state * st)
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{
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return 0;
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}
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/* <source> BCPEncode/filter <file> */
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/* <source> <dict> BCPEncode/filter <file> */
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private int
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zBCPE(i_ctx_t *i_ctx_p)
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{
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return filter_write_simple(i_ctx_p, &s_BCPE_template);
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}
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/* <target> BCPDecode/filter <file> */
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/* <target> <dict> BCPDecode/filter <file> */
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private int
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zBCPD(i_ctx_t *i_ctx_p)
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{
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stream_BCPD_state state;
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state.signal_interrupt = no_bcp_signal_interrupt;
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state.request_status = no_bcp_request_status;
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return filter_read(i_ctx_p, 0, &s_BCPD_template, (stream_state *)&state, 0);
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}
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/* <source> TBCPEncode/filter <file> */
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/* <source> <dict> TBCPEncode/filter <file> */
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private int
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zTBCPE(i_ctx_t *i_ctx_p)
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{
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return filter_write_simple(i_ctx_p, &s_TBCPE_template);
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}
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/* <target> TBCPDecode/filter <file> */
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/* <target> <dict> TBCPDecode/filter <file> */
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private int
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zTBCPD(i_ctx_t *i_ctx_p)
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{
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stream_BCPD_state state;
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state.signal_interrupt = no_bcp_signal_interrupt;
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state.request_status = no_bcp_request_status;
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return filter_read(i_ctx_p, 0, &s_TBCPD_template, (stream_state *)&state, 0);
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}
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/* ------ Initialization procedure ------ */
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const op_def zfbcp_op_defs[] =
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{
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op_def_begin_filter(),
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{"1BCPEncode", zBCPE},
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{"1BCPDecode", zBCPD},
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{"1TBCPEncode", zTBCPE},
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{"1TBCPDecode", zTBCPD},
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op_def_end(0)
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};
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