2 * SPDX-License-Identifier: BSD-3-Clause
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33 static const char sccsid[] = "@(#)conv.c 8.1 (Berkeley) 6/6/93";
35 #include <sys/cdefs.h>
36 __FBSDID("$FreeBSD$");
38 #include <sys/types.h>
51 conv_c(PR *pr, u_char *p, size_t bufsize)
57 int converr, pad, width;
58 u_char peekbuf[MB_LEN_MAX];
96 * Multibyte characters are disabled for hexdump(1) for backwards
97 * compatibility and consistency (none of its other output formats
98 * recognize them correctly).
101 if (odmode && MB_CUR_MAX > 1) {
104 clen = mbrtowc(&wc, p, bufsize, &pr->mbstate);
107 else if (clen == (size_t)-1 || (clen == (size_t)-2 &&
109 memset(&pr->mbstate, 0, sizeof(pr->mbstate));
113 } else if (clen == (size_t)-2) {
115 * Incomplete character; peek ahead and see if we
119 bufsize = peek(p = peekbuf, MB_CUR_MAX);
127 if (!converr && iswprint(wc)) {
130 (void)printf(pr->fmt, (int)wc);
133 assert(strcmp(pr->fmt, "%3C") == 0);
139 (void)printf("%*s%C", pad, "", wc);
140 pr->mbleft = clen - 1;
143 (void)sprintf(buf, "%03o", (int)*p);
145 strpr: *pr->cchar = 's';
146 (void)printf(pr->fmt, str);
151 conv_u(PR *pr, u_char *p)
153 static char const * list[] = {
154 "nul", "soh", "stx", "etx", "eot", "enq", "ack", "bel",
155 "bs", "ht", "lf", "vt", "ff", "cr", "so", "si",
156 "dle", "dc1", "dc2", "dc3", "dc4", "nak", "syn", "etb",
157 "can", "em", "sub", "esc", "fs", "gs", "rs", "us",
160 /* od used nl, not lf */
163 if (odmode && *p == 0x0a)
164 (void)printf(pr->fmt, "nl");
166 (void)printf(pr->fmt, list[*p]);
167 } else if (*p == 0x7f) {
169 (void)printf(pr->fmt, "del");
170 } else if (odmode && *p == 0x20) { /* od replaced space with sp */
172 (void)printf(pr->fmt, " sp");
173 } else if (isprint(*p)) {
175 (void)printf(pr->fmt, *p);
178 (void)printf(pr->fmt, (int)*p);