1 /* $NetBSD: vis.h,v 1.13 2002/12/12 23:00:37 lukem Exp $ */ 2 3 /*- 4 * Copyright (c) 1990, 1993 5 * The Regents of the University of California. All rights reserved. 6 * 7 * Redistribution and use in source and binary forms, with or without 8 * modification, are permitted provided that the following conditions 9 * are met: 10 * 1. Redistributions of source code must retain the above copyright 11 * notice, this list of conditions and the following disclaimer. 12 * 2. Redistributions in binary form must reproduce the above copyright 13 * notice, this list of conditions and the following disclaimer in the 14 * documentation and/or other materials provided with the distribution. 15 * 3. All advertising materials mentioning features or use of this software 16 * must display the following acknowledgement: 17 * This product includes software developed by the University of 18 * California, Berkeley and its contributors. 19 * 4. Neither the name of the University nor the names of its contributors 20 * may be used to endorse or promote products derived from this software 21 * without specific prior written permission. 22 * 23 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND 24 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 25 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 26 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE 27 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 28 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 29 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 30 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 31 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 32 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 33 * SUCH DAMAGE. 34 * 35 * @(#)vis.h 8.1 (Berkeley) 6/2/93 36 */ 37 38 #ifndef _VIS_H_ 39 #define _VIS_H_ 40 41 #include <sys/types.h> 42 43 /* 44 * to select alternate encoding format 45 */ 46 #define VIS_OCTAL 0x01 /* use octal \ddd format */ 47 #define VIS_CSTYLE 0x02 /* use \[nrft0..] where appropiate */ 48 49 /* 50 * to alter set of characters encoded (default is to encode all 51 * non-graphic except space, tab, and newline). 52 */ 53 #define VIS_SP 0x04 /* also encode space */ 54 #define VIS_TAB 0x08 /* also encode tab */ 55 #define VIS_NL 0x10 /* also encode newline */ 56 #define VIS_WHITE (VIS_SP | VIS_TAB | VIS_NL) 57 #define VIS_SAFE 0x20 /* only encode "unsafe" characters */ 58 59 /* 60 * other 61 */ 62 #define VIS_NOSLASH 0x40 /* inhibit printing '\' */ 63 #define VIS_HTTPSTYLE 0x80 /* http-style escape % HEX HEX */ 64 65 /* 66 * unvis return codes 67 */ 68 #define UNVIS_VALID 1 /* character valid */ 69 #define UNVIS_VALIDPUSH 2 /* character valid, push back passed char */ 70 #define UNVIS_NOCHAR 3 /* valid sequence, no character produced */ 71 #define UNVIS_SYNBAD -1 /* unrecognized escape sequence */ 72 #define UNVIS_ERROR -2 /* decoder in unknown state (unrecoverable) */ 73 74 /* 75 * unvis flags 76 */ 77 #define UNVIS_END 1 /* no more characters */ 78 79 #include <sys/cdefs.h> 80 81 __BEGIN_DECLS 82 char *vis __P((char *, int, int, int)); 83 char *svis __P((char *, int, int, int, const char *)); 84 int strvis __P((char *, const char *, int)); 85 int strsvis __P((char *, const char *, int, const char *)); 86 int strvisx __P((char *, const char *, size_t, int)); 87 int strsvisx __P((char *, const char *, size_t, int, const char *)); 88 int strunvis __P((char *, const char *)); 89 int strunvisx __P((char *, const char *, int)); 90 #ifdef __LIBC12_SOURCE__ 91 int unvis __P((char *, int, int *, int)); 92 int __unvis13 __P((char *, int, int *, int)); 93 #else 94 int unvis __P((char *, int, int *, int)) __RENAME(__unvis13); 95 #endif 96 __END_DECLS 97 98 #endif /* !_VIS_H_ */ 99