1 /* $NetBSD: conv.c,v 1.7 2001/12/07 15:14:29 bjh21 Exp $ */ 2 3 /* 4 * Copyright (c) 1989, 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 36 #include <sys/cdefs.h> 37 #ifndef lint 38 #if 0 39 static char sccsid[] = "@(#)conv.c 8.1 (Berkeley) 6/6/93"; 40 #else 41 __RCSID("$NetBSD: conv.c,v 1.7 2001/12/07 15:14:29 bjh21 Exp $"); 42 #endif 43 #endif /* not lint */ 44 45 #include <sys/types.h> 46 47 #include <stdio.h> 48 #include <ctype.h> 49 50 #include "hexdump.h" 51 52 void 53 conv_c(pr, p) 54 PR *pr; 55 u_char *p; 56 { 57 char buf[10]; 58 char const *str; 59 60 switch(*p) { 61 case '\0': 62 str = "\\0"; 63 goto strpr; 64 /* case '\a': */ 65 case '\007': 66 if (deprecated) /* od didn't know about \a */ 67 break; 68 str = "\\a"; 69 goto strpr; 70 case '\b': 71 str = "\\b"; 72 goto strpr; 73 case '\f': 74 str = "\\f"; 75 goto strpr; 76 case '\n': 77 str = "\\n"; 78 goto strpr; 79 case '\r': 80 str = "\\r"; 81 goto strpr; 82 case '\t': 83 str = "\\t"; 84 goto strpr; 85 case '\v': 86 if (deprecated) 87 break; 88 str = "\\v"; 89 goto strpr; 90 default: 91 break; 92 } 93 if (isprint(*p)) { 94 *pr->cchar = 'c'; 95 (void)printf(pr->fmt, *p); 96 } else { 97 (void)sprintf(buf, "%03o", (int)*p); 98 str = buf; 99 strpr: *pr->cchar = 's'; 100 (void)printf(pr->fmt, str); 101 } 102 } 103 104 void 105 conv_u(pr, p) 106 PR *pr; 107 u_char *p; 108 { 109 static const char *list[] = { 110 "nul", "soh", "stx", "etx", "eot", "enq", "ack", "bel", 111 "bs", "ht", "lf", "vt", "ff", "cr", "so", "si", 112 "dle", "dcl", "dc2", "dc3", "dc4", "nak", "syn", "etb", 113 "can", "em", "sub", "esc", "fs", "gs", "rs", "us", 114 }; 115 116 /* od used nl, not lf */ 117 if (*p <= 0x1f) { 118 *pr->cchar = 's'; 119 if (deprecated && *p == 0x0a) 120 (void)printf(pr->fmt, "nl"); 121 else 122 (void)printf(pr->fmt, list[*p]); 123 } else if (*p == 0x7f) { 124 *pr->cchar = 's'; 125 (void)printf(pr->fmt, "del"); 126 } else if (deprecated && *p == 0x20) { /* od replaced space with sp */ 127 *pr->cchar = 's'; 128 (void)printf(pr->fmt, " sp"); 129 } else if (isprint(*p)) { 130 *pr->cchar = 'c'; 131 (void)printf(pr->fmt, *p); 132 } else { 133 *pr->cchar = 'x'; 134 (void)printf(pr->fmt, (int)*p); 135 } 136 } 137