| /* $NetBSD: vis.h,v 1.21 2013/02/20 17:01:15 christos Exp $ */ |
| |
| /*- |
| * 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_ |
| |
| /* |
| * 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 */ |
| |
| /* |
| * 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_MIMESTYLE 0x0100 /* mime-style escape = HEX HEX */ |
| #define VIS_HTTP1866 0x0200 /* http-style &#num; or &string; */ |
| #define VIS_NOESCAPE 0x0400 /* don't decode `\' */ |
| #define _VIS_END 0x0800 /* for unvis */ |
| #define VIS_GLOB 0x1000 /* encode glob(3) magic characters */ |
| |
| /* |
| * 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 */ |
| |
| __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 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_ */ |