forked from jbagg/QtZeroConf
121 lines
2.4 KiB
C
121 lines
2.4 KiB
C
/***
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This file is part of avahi.
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avahi is free software; you can redistribute it and/or modify it
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under the terms of the GNU Lesser General Public License as
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published by the Free Software Foundation; either version 2.1 of the
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License, or (at your option) any later version.
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avahi is distributed in the hope that it will be useful, but WITHOUT
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ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
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or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General
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Public License for more details.
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You should have received a copy of the GNU Lesser General Public
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License along with avahi; if not, write to the Free Software
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Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
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USA.
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***/
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#ifdef HAVE_CONFIG_H
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#include <config.h>
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#endif
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#include <string.h>
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#include <stdio.h>
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#include <stdlib.h>
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#include <assert.h>
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#include <ctype.h>
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#include <avahi-common/malloc.h>
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#include "util.h"
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void avahi_hexdump(const void* p, size_t size) {
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const uint8_t *c = p;
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assert(p);
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printf("Dumping %lu bytes from %p:\n", (unsigned long) size, p);
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while (size > 0) {
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unsigned i;
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for (i = 0; i < 16; i++) {
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if (i < size)
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printf("%02x ", c[i]);
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else
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printf(" ");
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}
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for (i = 0; i < 16; i++) {
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if (i < size)
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printf("%c", c[i] >= 32 && c[i] < 127 ? c[i] : '.');
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else
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printf(" ");
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}
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printf("\n");
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c += 16;
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if (size <= 16)
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break;
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size -= 16;
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}
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}
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char *avahi_format_mac_address(char *r, size_t l, const uint8_t* mac, size_t size) {
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char *t = r;
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unsigned i;
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static const char hex[] = "0123456789abcdef";
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assert(r);
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assert(l > 0);
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assert(mac);
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if (size <= 0) {
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*r = 0;
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return r;
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}
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for (i = 0; i < size; i++) {
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if (l < 3)
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break;
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*(t++) = hex[*mac >> 4];
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*(t++) = hex[*mac & 0xF];
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*(t++) = ':';
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l -= 3;
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mac++;
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}
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if (t > r)
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*(t-1) = 0;
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else
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*r = 0;
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return r;
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}
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char *avahi_strup(char *s) {
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char *c;
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assert(s);
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for (c = s; *c; c++)
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*c = (char) toupper(*c);
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return s;
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}
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char *avahi_strdown(char *s) {
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char *c;
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assert(s);
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for (c = s; *c; c++)
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*c = (char) tolower(*c);
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return s;
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}
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