1/* $NetBSD: ftpvis.h,v 1.3 2005/05/16 13:25:48 lukem Exp $ */ 2/* from NetBSD: vis.h,v 1.15 2005/02/03 04:39:32 perry Exp */ 3 4/*- 5 * Copyright (c) 1990, 1993 6 * The Regents of the University of California. All rights reserved. 7 * 8 * Redistribution and use in source and binary forms, with or without 9 * modification, are permitted provided that the following conditions 10 * are met: 11 * 1. Redistributions of source code must retain the above copyright 12 * notice, this list of conditions and the following disclaimer. 13 * 2. Redistributions in binary form must reproduce the above copyright 14 * notice, this list of conditions and the following disclaimer in the 15 * documentation and/or other materials provided with the distribution. 16 * 3. Neither the name of the University nor the names of its contributors 17 * may be used to endorse or promote products derived from this software 18 * without specific prior written permission. 19 * 20 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND 21 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 22 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 23 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE 24 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 25 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 26 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 27 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 28 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 29 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 30 * SUCH DAMAGE. 31 * 32 * @(#)vis.h 8.1 (Berkeley) 6/2/93 33 */ 34 35#ifndef _VIS_H_ 36#define _VIS_H_ 37 38/* 39 * to select alternate encoding format 40 */ 41#define VIS_OCTAL 0x01 /* use octal \ddd format */ 42#define VIS_CSTYLE 0x02 /* use \[nrft0..] where appropiate */ 43 44/* 45 * to alter set of characters encoded (default is to encode all 46 * non-graphic except space, tab, and newline). 47 */ 48#define VIS_SP 0x04 /* also encode space */ 49#define VIS_TAB 0x08 /* also encode tab */ 50#define VIS_NL 0x10 /* also encode newline */ 51#define VIS_WHITE (VIS_SP | VIS_TAB | VIS_NL) 52#define VIS_SAFE 0x20 /* only encode "unsafe" characters */ 53 54/* 55 * other 56 */ 57#define VIS_NOSLASH 0x40 /* inhibit printing '\' */ 58#define VIS_HTTPSTYLE 0x80 /* http-style escape % HEX HEX */ 59 60/* 61 * unvis return codes 62 */ 63#define UNVIS_VALID 1 /* character valid */ 64#define UNVIS_VALIDPUSH 2 /* character valid, push back passed char */ 65#define UNVIS_NOCHAR 3 /* valid sequence, no character produced */ 66#define UNVIS_SYNBAD -1 /* unrecognized escape sequence */ 67#define UNVIS_ERROR -2 /* decoder in unknown state (unrecoverable) */ 68 69/* 70 * unvis flags 71 */ 72#define UNVIS_END 1 /* no more characters */ 73 74char *vis(char *, int, int, int); 75char *svis(char *, int, int, int, const char *); 76int strvis(char *, const char *, int); 77int strsvis(char *, const char *, int, const char *); 78int strvisx(char *, const char *, size_t, int); 79int strsvisx(char *, const char *, size_t, int, const char *); 80int strunvis(char *, const char *); 81int strunvisx(char *, const char *, int); 82int unvis(char *, int, int *, int); 83 84#endif /* !_VIS_H_ */ 85