From 5ebf655c85076f200955458673a8bbf0dd927407 Mon Sep 17 00:00:00 2001 From: Lennart Poettering Date: Fri, 12 Aug 2005 00:25:52 +0000 Subject: Split avahi-common/util.h into avahi-common/domain.h avahi-core/fdutil.h avahi-core/timeval.h git-svn-id: file:///home/lennart/svn/public/avahi/trunk@299 941a03a8-eaeb-0310-b9a0-b1bbd8fe43fe --- avahi-core/util.c | 93 +++++++++++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 93 insertions(+) create mode 100644 avahi-core/util.c (limited to 'avahi-core/util.c') diff --git a/avahi-core/util.c b/avahi-core/util.c new file mode 100644 index 0000000..514f0d9 --- /dev/null +++ b/avahi-core/util.c @@ -0,0 +1,93 @@ +/* $Id$ */ + +/*** + This file is part of avahi. + + avahi is free software; you can redistribute it and/or modify it + under the terms of the GNU Lesser General Public License as + published by the Free Software Foundation; either version 2.1 of the + License, or (at your option) any later version. + + avahi is distributed in the hope that it will be useful, but WITHOUT + ANY WARRANTY; without even the implied warranty of MERCHANTABILITY + or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General + Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with avahi; if not, write to the Free Software + Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 + USA. +***/ + +#ifdef HAVE_CONFIG_H +#include +#endif + +#include +#include +#include +#include + +#include + +#include "util.h" + +void avahi_hexdump(const void* p, size_t size) { + const uint8_t *c = p; + assert(p); + + printf("Dumping %u bytes from %p:\n", size, p); + + while (size > 0) { + unsigned i; + + for (i = 0; i < 16; i++) { + if (i < size) + printf("%02x ", c[i]); + else + printf(" "); + } + + for (i = 0; i < 16; i++) { + if (i < size) + printf("%c", c[i] >= 32 && c[i] < 127 ? c[i] : '.'); + else + printf(" "); + } + + printf("\n"); + + c += 16; + + if (size <= 16) + break; + + size -= 16; + } +} + + +char *avahi_format_mac_address(const uint8_t* mac, size_t size) { + char *r, *t; + unsigned i; + static const char hex[] = "0123456789abcdef"; + + t = r = g_new(char, size > 0 ? size*3 : 1); + + if (size <= 0) { + *r = 0; + return r; + } + + for (i = 0; i < size; i++) { + *(t++) = hex[*mac >> 4]; + *(t++) = hex[*mac & 0xF]; + *(t++) = ':'; + + mac++; + } + + *(--t) = 0; + return r; +} + -- cgit