Imported from util-linux-2.2 tarball.

1 files changed, 124 insertions, 0 deletions

diff --git a/text-utils/conv.c b/text-utils/conv.c
new file mode 100644
index 000000000..c7a37a2b4
--- /dev/null
+++ b/text-utils/conv.c
@@ -0,0 +1,124 @@
+/*
+ * 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.
+ */
+
+#ifndef lint
+static char sccsid[] = "@(#)conv.c	5.4 (Berkeley) 6/1/90";
+#endif /* not lint */
+
+#include <sys/types.h>
+#include <ctype.h>
+#include "hexdump.h"
+
+conv_c(pr, p)
+	PR *pr;
+	u_char *p;
+{
+	extern int deprecated;
+	char buf[10], *str;
+
+	switch(*p) {
+	case '\0':
+		str = "\\0";
+		goto strpr;
+	/* case '\a': */
+	case '\007':
+		if (deprecated)		/* od didn't know about \a */
+			break;
+		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':
+		if (deprecated)
+			break;
+		str = "\\v";
+		goto strpr;
+	default:
+		break;
+	}
+	if (isprint(*p)) {
+		*pr->cchar = 'c';
+		(void)printf(pr->fmt, *p);
+	} else {
+		(void)sprintf(str = buf, "%03o", (int)*p);
+strpr:		*pr->cchar = 's';
+		(void)printf(pr->fmt, str);
+	}
+}
+
+conv_u(pr, p)
+	PR *pr;
+	u_char *p;
+{
+	extern int deprecated;
+	static 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';
+		if (deprecated && *p == 0x0a)
+			(void)printf(pr->fmt, "nl");
+		else
+			(void)printf(pr->fmt, list[*p]);
+	} else if (*p == 0x7f) {
+		*pr->cchar = 's';
+		(void)printf(pr->fmt, "del");
+	} else if (deprecated && *p == 0x20) {	/* od replace space with sp */
+		*pr->cchar = 's';
+		(void)printf(pr->fmt, " sp");
+	} else if (isprint(*p)) {
+		*pr->cchar = 'c';
+		(void)printf(pr->fmt, *p);
+	} else {
+		*pr->cchar = 'x';
+		(void)printf(pr->fmt, (int)*p);
+	}
+}