1 /* $NetBSD: ftpvis.h,v 1.1.1.1 2000/06/04 14:48:18 lukem Exp $ */
4 * Copyright (c) 1990, 1993
5 * The Regents of the University of California. All rights reserved.
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8 * modification, are permitted provided that the following conditions
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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
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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.
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
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32 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
35 * @(#)vis.h 8.1 (Berkeley) 6/2/93
42 * to select alternate encoding format
44 #define VIS_OCTAL 0x01 /* use octal \ddd format */
45 #define VIS_CSTYLE 0x02 /* use \[nrft0..] where appropiate */
48 * to alter set of characters encoded (default is to encode all
49 * non-graphic except space, tab, and newline).
51 #define VIS_SP 0x04 /* also encode space */
52 #define VIS_TAB 0x08 /* also encode tab */
53 #define VIS_NL 0x10 /* also encode newline */
54 #define VIS_WHITE (VIS_SP | VIS_TAB | VIS_NL)
55 #define VIS_SAFE 0x20 /* only encode "unsafe" characters */
60 #define VIS_NOSLASH 0x40 /* inhibit printing '\' */
65 #define UNVIS_VALID 1 /* character valid */
66 #define UNVIS_VALIDPUSH 2 /* character valid, push back passed char */
67 #define UNVIS_NOCHAR 3 /* valid sequence, no character produced */
68 #define UNVIS_SYNBAD -1 /* unrecognized escape sequence */
69 #define UNVIS_ERROR -2 /* decoder in unknown state (unrecoverable) */
74 #define UNVIS_END 1 /* no more characters */
76 char *vis(char *, int, int, int);
77 int strvis(char *, const char *, int);
78 int strvisx(char *, const char *, size_t, int);
79 int strunvis(char *, const char *);
80 int unvis(char *, int, int *, int);