1/* 2 * Copyright (c) 2000 Apple Computer, Inc. All rights reserved. 3 * 4 * @APPLE_LICENSE_HEADER_START@ 5 * 6 * This file contains Original Code and/or Modifications of Original Code 7 * as defined in and that are subject to the Apple Public Source License 8 * Version 2.0 (the 'License'). You may not use this file except in 9 * compliance with the License. Please obtain a copy of the License at 10 * http://www.opensource.apple.com/apsl/ and read it before using this 11 * file. 12 * 13 * The Original Code and all software distributed under the License are 14 * distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER 15 * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES, 16 * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY, 17 * FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT. 18 * Please see the License for the specific language governing rights and 19 * limitations under the License. 20 * 21 * @APPLE_LICENSE_HEADER_END@ 22 */ 23/*- 24 * Copyright (c) 1990, 1993 25 * The Regents of the University of California. All rights reserved. 26 * 27 * Redistribution and use in source and binary forms, with or without 28 * modification, are permitted provided that the following conditions 29 * are met: 30 * 1. Redistributions of source code must retain the above copyright 31 * notice, this list of conditions and the following disclaimer. 32 * 2. Redistributions in binary form must reproduce the above copyright 33 * notice, this list of conditions and the following disclaimer in the 34 * documentation and/or other materials provided with the distribution. 35 * 3. All advertising materials mentioning features or use of this software 36 * must display the following acknowledgement: 37 * This product includes software developed by the University of 38 * California, Berkeley and its contributors. 39 * 4. Neither the name of the University nor the names of its contributors 40 * may be used to endorse or promote products derived from this software 41 * without specific prior written permission. 42 * 43 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND 44 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 45 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 46 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE 47 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 48 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 49 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 50 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 51 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 52 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 53 * SUCH DAMAGE. 54 * 55 * @(#)vis.h 8.1 (Berkeley) 6/2/93 56 */ 57 58#ifndef _VIS_H_ 59#define _VIS_H_ 60 61#include <_types.h> 62#include <sys/_types/_size_t.h> 63 64/* 65 * to select alternate encoding format 66 */ 67#define VIS_OCTAL 0x01 /* use octal \ddd format */ 68#define VIS_CSTYLE 0x02 /* use \[nrft0..] where appropriate */ 69 70/* 71 * to alter set of characters encoded (default is to encode all 72 * non-graphic except space, tab, and newline). 73 */ 74#define VIS_SP 0x04 /* also encode space */ 75#define VIS_TAB 0x08 /* also encode tab */ 76#define VIS_NL 0x10 /* also encode newline */ 77#define VIS_WHITE (VIS_SP | VIS_TAB | VIS_NL) 78#define VIS_SAFE 0x20 /* only encode "unsafe" characters */ 79 80/* 81 * other 82 */ 83#define VIS_NOSLASH 0x40 /* inhibit printing '\' */ 84#define VIS_HTTPSTYLE 0x80 /* http-style escape % HEX HEX */ 85#define VIS_GLOB 0x100 /* encode glob(3) magics */ 86 87/* 88 * unvis return codes 89 */ 90#define UNVIS_VALID 1 /* character valid */ 91#define UNVIS_VALIDPUSH 2 /* character valid, push back passed char */ 92#define UNVIS_NOCHAR 3 /* valid sequence, no character produced */ 93#define UNVIS_SYNBAD -1 /* unrecognized escape sequence */ 94#define UNVIS_ERROR -2 /* decoder in unknown state (unrecoverable) */ 95 96/* 97 * unvis flags 98 */ 99#define UNVIS_END 1 /* no more characters */ 100 101#include <sys/cdefs.h> 102 103__BEGIN_DECLS 104char *vis(char *, int, int, int); 105int strvis(char *, const char *, int); 106int strvisx(char *, const char *, size_t, int); 107int strunvis(char *, const char *); 108int strunvisx(char *, const char *, int); 109int unvis(char *, int, int *, int); 110__END_DECLS 111 112#endif /* !_VIS_H_ */ 113