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+/*
+ * Copyright (c) 1989 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. All advertising materials mentioning features or use of this software
+ * must display the following acknowledgement:
+ * This product includes software developed by the University of
+ * California, Berkeley and its contributors.
+ * 4. 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.
+ */
+
+#include <stdio.h>
+#include <ctype.h>
+#include <sys/types.h>
+#include "hexdump.h"
+
+void
+conv_c(PR *pr, u_char *p)
+{
+ char buf[10];
+ char const *str;
+
+ switch(*p) {
+ case '\0':
+ str = "\\0";
+ goto strpr;
+ /* case '\a': */
+ case '\007':
+ str = "\\a";
+ goto strpr;
+ case '\b':
+ str = "\\b";
+ goto strpr;
+ case '\f':
+ str = "\\f";
+ goto strpr;
+ case '\n':
+ str = "\\n";
+ goto strpr;
+ case '\r':
+ str = "\\r";
+ goto strpr;
+ case '\t':
+ str = "\\t";
+ goto strpr;
+ case '\v':
+ str = "\\v";
+ goto strpr;
+ default:
+ break;
+ }
+ if (isprint(*p)) {
+ *pr->cchar = 'c';
+ (void)printf(pr->fmt, *p);
+ } else {
+ (void)sprintf(buf, "%03o", (int)*p);
+ str = buf;
+strpr: *pr->cchar = 's';
+ (void)printf(pr->fmt, str);
+ }
+}
+
+void
+conv_u(PR *pr, u_char *p)
+{
+ static const char *list[] = {
+ "nul", "soh", "stx", "etx", "eot", "enq", "ack", "bel",
+ "bs", "ht", "lf", "vt", "ff", "cr", "so", "si",
+ "dle", "dcl", "dc2", "dc3", "dc4", "nak", "syn", "etb",
+ "can", "em", "sub", "esc", "fs", "gs", "rs", "us",
+ };
+
+ /* od used nl, not lf */
+ if (*p <= 0x1f) {
+ *pr->cchar = 's';
+ (void)printf(pr->fmt, list[*p]);
+ } else if (*p == 0x7f) {
+ *pr->cchar = 's';
+ (void)printf(pr->fmt, "del");
+ } else if (isprint(*p)) {
+ *pr->cchar = 'c';
+ (void)printf(pr->fmt, *p);
+ } else {
+ *pr->cchar = 'x';
+ (void)printf(pr->fmt, (int)*p);
+ }
+}