| 1 | /* $NetBSD: vis.h,v 1.16 2005/09/13 01:44:32 christos Exp $ */
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| 2 |
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| 3 | /*-
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| 4 | * Copyright (c) 1990, 1993
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| 5 | * The Regents of the University of California. All rights reserved.
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| 6 | *
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| 7 | * Redistribution and use in source and binary forms, with or without
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| 8 | * modification, are permitted provided that the following conditions
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| 9 | * are met:
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| 10 | * 1. Redistributions of source code must retain the above copyright
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| 11 | * notice, this list of conditions and the following disclaimer.
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| 12 | * 2. Redistributions in binary form must reproduce the above copyright
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| 13 | * notice, this list of conditions and the following disclaimer in the
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| 14 | * documentation and/or other materials provided with the distribution.
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| 15 | * 3. Neither the name of the University nor the names of its contributors
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| 16 | * may be used to endorse or promote products derived from this software
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| 17 | * without specific prior written permission.
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| 18 | *
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| 19 | * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
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| 20 | * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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| 21 | * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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| 22 | * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
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| 23 | * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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| 24 | * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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| 25 | * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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| 26 | * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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| 27 | * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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| 28 | * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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| 29 | * SUCH DAMAGE.
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| 30 | *
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| 31 | * @(#)vis.h 8.1 (Berkeley) 6/2/93
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| 32 | */
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| 33 |
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| 34 | #ifndef _VIS_H_
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| 35 | #define _VIS_H_
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| 36 |
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| 37 | #ifndef ROKEN_LIB_FUNCTION
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| 38 | #ifdef _WIN32
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| 39 | #define ROKEN_LIB_FUNCTION _stdcall
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| 40 | #else
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| 41 | #define ROKEN_LIB_FUNCTION
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| 42 | #endif
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| 43 | #endif
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| 44 |
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| 45 | #include <sys/types.h>
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| 46 |
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| 47 | #include <roken.h>
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| 48 |
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| 49 | /*
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| 50 | * to select alternate encoding format
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| 51 | */
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| 52 | #define VIS_OCTAL 0x01 /* use octal \ddd format */
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| 53 | #define VIS_CSTYLE 0x02 /* use \[nrft0..] where appropiate */
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| 54 |
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| 55 | /*
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| 56 | * to alter set of characters encoded (default is to encode all
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| 57 | * non-graphic except space, tab, and newline).
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| 58 | */
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| 59 | #define VIS_SP 0x04 /* also encode space */
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| 60 | #define VIS_TAB 0x08 /* also encode tab */
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| 61 | #define VIS_NL 0x10 /* also encode newline */
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| 62 | #define VIS_WHITE (VIS_SP | VIS_TAB | VIS_NL)
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| 63 | #define VIS_SAFE 0x20 /* only encode "unsafe" characters */
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| 64 |
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| 65 | /*
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| 66 | * other
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| 67 | */
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| 68 | #define VIS_NOSLASH 0x40 /* inhibit printing '\' */
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| 69 | #define VIS_HTTPSTYLE 0x80 /* http-style escape % HEX HEX */
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| 70 |
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| 71 | /*
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| 72 | * unvis return codes
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| 73 | */
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| 74 | #define UNVIS_VALID 1 /* character valid */
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| 75 | #define UNVIS_VALIDPUSH 2 /* character valid, push back passed char */
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| 76 | #define UNVIS_NOCHAR 3 /* valid sequence, no character produced */
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| 77 | #define UNVIS_SYNBAD -1 /* unrecognized escape sequence */
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| 78 | #define UNVIS_ERROR -2 /* decoder in unknown state (unrecoverable) */
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| 79 |
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| 80 | /*
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| 81 | * unvis flags
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| 82 | */
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| 83 | #define UNVIS_END 1 /* no more characters */
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| 84 |
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| 85 | ROKEN_CPP_START
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| 86 |
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| 87 | char * ROKEN_LIB_FUNCTION
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| 88 | rk_vis(char *, int, int, int);
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| 89 | char * ROKEN_LIB_FUNCTION
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| 90 | rk_svis(char *, int, int, int, const char *);
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| 91 | int ROKEN_LIB_FUNCTION
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| 92 | rk_strvis(char *, const char *, int);
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| 93 | int ROKEN_LIB_FUNCTION
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| 94 | rk_strsvis(char *, const char *, int, const char *);
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| 95 | int ROKEN_LIB_FUNCTION
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| 96 | rk_strvisx(char *, const char *, size_t, int);
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| 97 | int ROKEN_LIB_FUNCTION
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| 98 | rk_strsvisx(char *, const char *, size_t, int, const char *);
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| 99 | int ROKEN_LIB_FUNCTION
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| 100 | rk_strunvis(char *, const char *);
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| 101 | int ROKEN_LIB_FUNCTION
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| 102 | rk_strunvisx(char *, const char *, int);
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| 103 | int ROKEN_LIB_FUNCTION
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| 104 | rk_unvis(char *, int, int *, int);
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| 105 | ROKEN_CPP_END
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| 106 |
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| 107 | #ifndef HAVE_VIS
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| 108 | #undef vis
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| 109 | #define vis(a,b,c,d) rk_vis(a,b,c,d)
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| 110 | #endif
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| 111 |
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| 112 | #ifndef HAVE_SVIS
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| 113 | #undef svis
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| 114 | #define svis(a,b,c,d,e) rk_svis(a,b,c,d,e)
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| 115 | #endif
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| 116 |
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| 117 | #ifndef HAVE_STRVIS
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| 118 | #undef strvis
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| 119 | #define strvis(a,b,c) rk_strvis(a,b,c)
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| 120 | #endif
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| 121 |
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| 122 | #ifndef HAVE_STRSVIS
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| 123 | #undef strsvis
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| 124 | #define strsvis(a,b,c,d) rk_strsvis(a,b,c,d)
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| 125 | #endif
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| 126 |
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| 127 | #ifndef HAVE_STRVISX
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| 128 | #undef strvisx
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| 129 | #define strvisx(a,b,c,d) rk_strvisx(a,b,c,d)
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| 130 | #endif
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| 131 |
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| 132 | #ifndef HAVE_STRSVISX
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| 133 | #undef strsvisx
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| 134 | #define strsvisx(a,b,c,d,e) rk_strsvisx(a,b,c,d,e)
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| 135 | #endif
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| 136 |
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| 137 | #ifndef HAVE_STRUNVIS
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| 138 | #undef strunvis
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| 139 | #define strunvis(a,b) rk_strunvis(a,b)
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| 140 | #endif
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| 141 |
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| 142 |
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| 143 | #ifndef HAVE_UNVIS
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| 144 | #undef unvis
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| 145 | #define unvis(a,b,c,d) rk_unvis(a,b,c,d)
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| 146 | #endif
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| 147 |
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| 148 | #endif /* !_VIS_H_ */
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