8b5b436329
This adds VIS_DQ for compatiblity with OpenBSD. Correct by an off-by-one error and a read buffer overflow detected using asan. MFC after: 1 day
123 lines
4.5 KiB
C
123 lines
4.5 KiB
C
/* $NetBSD: vis.h,v 1.25 2017/04/23 01:57:36 christos Exp $ */
|
|
/* $FreeBSD$ */
|
|
|
|
/*-
|
|
* 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 _VIS_H_
|
|
#define _VIS_H_
|
|
|
|
#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 */
|
|
#define VIS_DQ 0x8000 /* also encode double quotes */
|
|
|
|
/*
|
|
* 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_GLOB 0x0100 /* encode glob(3) magic characters */
|
|
#define VIS_MIMESTYLE 0x0200 /* mime-style escape = HEX HEX */
|
|
#define VIS_HTTP1866 0x0400 /* http-style &#num; or &string; */
|
|
#define VIS_NOESCAPE 0x0800 /* don't decode `\' */
|
|
#define _VIS_END 0x1000 /* for unvis */
|
|
#define VIS_SHELL 0x2000 /* encode shell special characters [not glob] */
|
|
#define VIS_META (VIS_WHITE | VIS_GLOB | VIS_SHELL)
|
|
#define VIS_NOLOCALE 0x4000 /* encode using the C locale */
|
|
|
|
/*
|
|
* 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 */
|
|
|
|
#include <sys/cdefs.h>
|
|
|
|
__BEGIN_DECLS
|
|
char *vis(char *, int, int, int);
|
|
char *nvis(char *, size_t, int, int, int);
|
|
|
|
char *svis(char *, int, int, int, const char *);
|
|
char *snvis(char *, size_t, int, int, int, const char *);
|
|
|
|
int strvis(char *, const char *, int);
|
|
int stravis(char **, const char *, int);
|
|
int strnvis(char *, size_t, const char *, int);
|
|
|
|
int strsvis(char *, const char *, int, const char *);
|
|
int strsnvis(char *, size_t, const char *, int, const char *);
|
|
|
|
int strvisx(char *, const char *, size_t, int);
|
|
int strnvisx(char *, size_t, const char *, size_t, int);
|
|
int strenvisx(char *, size_t, const char *, size_t, int, int *);
|
|
|
|
int strsvisx(char *, const char *, size_t, int, const char *);
|
|
int strsnvisx(char *, size_t, const char *, size_t, int, const char *);
|
|
int strsenvisx(char *, size_t, const char *, size_t , int, const char *,
|
|
int *);
|
|
|
|
int strunvis(char *, const char *);
|
|
int strnunvis(char *, size_t, const char *);
|
|
|
|
int strunvisx(char *, const char *, int);
|
|
int strnunvisx(char *, size_t, const char *, int);
|
|
|
|
#ifndef __LIBC12_SOURCE__
|
|
int unvis(char *, int, int *, int);
|
|
#endif
|
|
__END_DECLS
|
|
|
|
#endif /* !_VIS_H_ */
|