vis.hin revision 72445
159243Sobrien/* $NetBSD: vis.h,v 1.11 1999/11/25 16:55:50 wennmach Exp $ */ 2167465Smp/* $Id: vis.hin,v 1.1 2000/12/06 21:35:47 joda Exp $ */ 359243Sobrien 459243Sobrien/*- 559243Sobrien * Copyright (c) 1990, 1993 659243Sobrien * The Regents of the University of California. All rights reserved. 759243Sobrien * 859243Sobrien * Redistribution and use in source and binary forms, with or without 959243Sobrien * modification, are permitted provided that the following conditions 1059243Sobrien * are met: 1159243Sobrien * 1. Redistributions of source code must retain the above copyright 1259243Sobrien * notice, this list of conditions and the following disclaimer. 1359243Sobrien * 2. Redistributions in binary form must reproduce the above copyright 1459243Sobrien * notice, this list of conditions and the following disclaimer in the 1559243Sobrien * documentation and/or other materials provided with the distribution. 1659243Sobrien * 3. All advertising materials mentioning features or use of this software 1759243Sobrien * must display the following acknowledgement: 1859243Sobrien * This product includes software developed by the University of 1959243Sobrien * California, Berkeley and its contributors. 2059243Sobrien * 4. Neither the name of the University nor the names of its contributors 2159243Sobrien * may be used to endorse or promote products derived from this software 2259243Sobrien * without specific prior written permission. 2359243Sobrien * 2459243Sobrien * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND 2559243Sobrien * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 2659243Sobrien * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 2759243Sobrien * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE 2859243Sobrien * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 2959243Sobrien * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 3059243Sobrien * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 3159243Sobrien * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 3259243Sobrien * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 3359243Sobrien * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 3459243Sobrien * SUCH DAMAGE. 3559243Sobrien * 3659243Sobrien * @(#)vis.h 8.1 (Berkeley) 6/2/93 3759243Sobrien */ 3859243Sobrien 3959243Sobrien#ifndef _VIS_H_ 4059243Sobrien#define _VIS_H_ 4159243Sobrien 4259243Sobrien/* 4359243Sobrien * to select alternate encoding format 4459243Sobrien */ 4559243Sobrien#define VIS_OCTAL 0x01 /* use octal \ddd format */ 4659243Sobrien#define VIS_CSTYLE 0x02 /* use \[nrft0..] where appropiate */ 4759243Sobrien 4859243Sobrien/* 4959243Sobrien * to alter set of characters encoded (default is to encode all 5059243Sobrien * non-graphic except space, tab, and newline). 5159243Sobrien */ 5259243Sobrien#define VIS_SP 0x04 /* also encode space */ 5359243Sobrien#define VIS_TAB 0x08 /* also encode tab */ 5459243Sobrien#define VIS_NL 0x10 /* also encode newline */ 5559243Sobrien#define VIS_WHITE (VIS_SP | VIS_TAB | VIS_NL) 5659243Sobrien#define VIS_SAFE 0x20 /* only encode "unsafe" characters */ 5759243Sobrien 5859243Sobrien/* 5959243Sobrien * other 6059243Sobrien */ 6159243Sobrien#define VIS_NOSLASH 0x40 /* inhibit printing '\' */ 6259243Sobrien 6359243Sobrien/* 6459243Sobrien * unvis return codes 6559243Sobrien */ 66#define UNVIS_VALID 1 /* character valid */ 67#define UNVIS_VALIDPUSH 2 /* character valid, push back passed char */ 68#define UNVIS_NOCHAR 3 /* valid sequence, no character produced */ 69#define UNVIS_SYNBAD -1 /* unrecognized escape sequence */ 70#define UNVIS_ERROR -2 /* decoder in unknown state (unrecoverable) */ 71 72/* 73 * unvis flags 74 */ 75#define UNVIS_END 1 /* no more characters */ 76 77char *vis (char *, int, int, int); 78char *svis (char *, int, int, int, const char *); 79int strvis (char *, const char *, int); 80int strsvis (char *, const char *, int, const char *); 81int strvisx (char *, const char *, size_t, int); 82int strsvisx (char *, const char *, size_t, int, const char *); 83int strunvis (char *, const char *); 84int unvis (char *, int, int *, int); 85 86#endif /* !_VIS_H_ */ 87