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/* $NetBSD: vis.h,v 1.21 2013/02/20 17:01:15 christos Exp $ */
/*-
* Copyright (c) 1990, 1993
* The Regents of the University of California. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* 3. Neither the name of the University nor the names of its contributors
* may be used to endorse or promote products derived from this software
* without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*
* @(#)vis.h 8.1 (Berkeley) 6/2/93
*/
#ifndef _MKC_VIS_H_
#define _MKC_VIS_H_
#ifndef _MKC_CHECK_VIS
# error "Missing MKC_FEATURES += vis"
#endif
#if HAVE_HEADER_FILE_VIS_H && HAVE_VIS
# include <stdlib.h> /* for OpenBSD-5.3 */
# include <vis.h>
#else
#include <sys/types.h>
/*
* to select alternate encoding format
*/
#define VIS_OCTAL 0x0001 /* use octal \ddd format */
#define VIS_CSTYLE 0x0002 /* use \[nrft0..] where appropiate */
/*
* to alter set of characters encoded (default is to encode all
* non-graphic except space, tab, and newline).
*/
#define VIS_SP 0x0004 /* also encode space */
#define VIS_TAB 0x0008 /* also encode tab */
#define VIS_NL 0x0010 /* also encode newline */
#define VIS_WHITE (VIS_SP | VIS_TAB | VIS_NL)
#define VIS_SAFE 0x0020 /* only encode "unsafe" characters */
/*
* other
*/
#define VIS_NOSLASH 0x0040 /* inhibit printing '\' */
#define VIS_HTTP1808 0x0080 /* http-style escape % hex hex */
#define VIS_HTTPSTYLE 0x0080 /* http-style escape % hex hex */
#define VIS_MIMESTYLE 0x0100 /* mime-style escape = HEX HEX */
#define VIS_HTTP1866 0x0200 /* http-style &#num; or &string; */
#define VIS_NOESCAPE 0x0400 /* don't decode `\' */
#define _VIS_END 0x0800 /* for unvis */
#define VIS_GLOB 0x1000 /* encode glob(3) magic characters */
/*
* unvis return codes
*/
#define UNVIS_VALID 1 /* character valid */
#define UNVIS_VALIDPUSH 2 /* character valid, push back passed char */
#define UNVIS_NOCHAR 3 /* valid sequence, no character produced */
#define UNVIS_SYNBAD -1 /* unrecognized escape sequence */
#define UNVIS_ERROR -2 /* decoder in unknown state (unrecoverable) */
/*
* unvis flags
*/
#define UNVIS_END _VIS_END /* no more characters */
#endif /* HAVE_HEADER_FILE_VIS_H */
#include "mkc_externc.h"
__MKC_BEGIN_DECLS
#if !HAVE_FUNC4_VIS_VIS_H
char *vis(char *, int, int, int);
#endif
#if !HAVE_FUNC5_NVIS_VIS_H
char *nvis(char *, size_t, int, int, int);
#endif
#if !HAVE_FUNC5_SVIS_VIS_H
char *svis(char *, int, int, int, const char *);
#endif
#if !HAVE_FUNC6_SNVIS_VIS_H
char *snvis(char *, size_t, int, int, int, const char *);
#endif
#if !HAVE_FUNC3_STRVIS_VIS_H
int strvis(char *, const char *, int);
#endif
#ifdef __OpenBSD__
int _strnvis(char *, size_t, const char *, int);
#define strnvis(a,b,c,d) _strnvis(a,b,c,d)
#elif !HAVE_FUNC4_STRNVIS_VIS_H
int strnvis(char *, size_t, const char *, int);
#endif
#if !HAVE_FUNC4_STRSVIS_VIS_H
int strsvis(char *, const char *, int, const char *);
#endif
#if !HAVE_FUNC5_STRSNVIS_VIS_H
int strsnvis(char *, size_t, const char *, int, const char *);
#endif
#if !HAVE_FUNC4_STRVISX_VIS_H
int strvisx(char *, const char *, size_t, int);
#endif
#if !HAVE_FUNC5_STRNVISX_VIS_H
int strnvisx(char *, size_t, const char *, size_t, int);
#endif
#if !HAVE_FUNC6_STRENVISX_VIS_H
int strenvisx(char *, size_t, const char *, size_t, int, int *);
#endif
#if !HAVE_FUNC5_STRSVISX_VIS_H
int strsvisx(char *, const char *, size_t, int, const char *);
#endif
#if !HAVE_FUNC6_STRSNVISX_VIS_H
int strsnvisx(char *, size_t, const char *, size_t, int, const char *);
#endif
#if !HAVE_FUNC7_STRSENVISX_VIS_H
int strsenvisx(char *, size_t, const char *, size_t, int, const char *, int *);
#endif
#if !HAVE_FUNC2_STRUNVIS_VIS_H
int strunvis(char *, const char *);
#endif
#ifdef __OpenBSD__
int _strnunvis(char *, size_t, const char *);
#define strnunvis(a,b,c) _strnunvis(a,b,c)
#elif !HAVE_FUNC3_STRNUNVIS_VIS_H
int strnunvis(char *, size_t, const char *);
#endif
#if !HAVE_FUNC3_STRUNVISX_VIS_H
int strunvisx(char *, const char *, int);
#endif
#if !HAVE_FUNC4_STRNUNVISX_VIS_H
int strnunvisx(char *, size_t, const char *, int);
#endif
#ifdef __OpenBSD__
int _unvis(char *, int, int *, int);
#define unvis(a,b,c,d) _unvis(a,b,c,d)
#elif !HAVE_FUNC4_UNVIS_VIS_H
int unvis(char *, int, int *, int);
#endif
__MKC_END_DECLS
#endif /* _MKC_VIS_H_ */
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