+++ /dev/null
-/***
- 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 <config.h>
-#endif
-
-#include <stdlib.h>
-#include <assert.h>
-#include <string.h>
-#include <unistd.h>
-#include <ctype.h>
-#include <sys/utsname.h>
-#include <stdio.h>
-
-#include <avahi-common/malloc.h>
-
-#include "log.h"
-#include "domain-util.h"
-#include "util.h"
-
-static void strip_bad_chars(char *s) {
- char *p, *d;
-
- s[strcspn(s, ".")] = 0;
-
- for (p = s, d = s; *p; p++)
- if ((*p >= 'a' && *p <= 'z') ||
- (*p >= 'A' && *p <= 'Z') ||
- (*p >= '0' && *p <= '9') ||
- *p == '-')
- *(d++) = *p;
-
- *d = 0;
-}
-
-#ifdef __linux__
-static int load_lsb_distrib_id(char *ret_s, size_t size) {
- FILE *f;
-
- assert(ret_s);
- assert(size > 0);
-
- if (!(f = fopen("/etc/lsb-release", "r")))
- return -1;
-
- while (!feof(f)) {
- char ln[256], *p;
-
- if (!fgets(ln, sizeof(ln), f))
- break;
-
- if (strncmp(ln, "DISTRIB_ID=", 11))
- continue;
-
- p = ln + 11;
- p += strspn(p, "\"");
- p[strcspn(p, "\"")] = 0;
-
- snprintf(ret_s, size, "%s", p);
-
- fclose(f);
- return 0;
- }
-
- fclose(f);
- return -1;
-}
-#endif
-
-char *avahi_get_host_name(char *ret_s, size_t size) {
- assert(ret_s);
- assert(size > 0);
-
- if (gethostname(ret_s, size) >= 0) {
- ret_s[size-1] = 0;
- strip_bad_chars(ret_s);
- } else
- *ret_s = 0;
-
- if (strcmp(ret_s, "localhost") == 0 || strncmp(ret_s, "localhost.", 10) == 0) {
- *ret_s = 0;
- avahi_log_warn("System host name is set to 'localhost'. This is not a suitable mDNS host name, looking for alternatives.");
- }
-
- if (*ret_s == 0) {
- /* No hostname was set, so let's take the OS name */
-
-#ifdef __linux__
-
- /* Try LSB distribution name first */
- if (load_lsb_distrib_id(ret_s, size) >= 0) {
- strip_bad_chars(ret_s);
- avahi_strdown(ret_s);
- }
-
- if (*ret_s == 0)
-#endif
-
- {
- /* Try uname() second */
- struct utsname utsname;
-
- if (uname(&utsname) >= 0) {
- snprintf(ret_s, size, "%s", utsname.sysname);
- strip_bad_chars(ret_s);
- avahi_strdown(ret_s);
- }
-
- /* Give up */
- if (*ret_s == 0)
- snprintf(ret_s, size, "unnamed");
- }
- }
-
- if (size >= AVAHI_LABEL_MAX)
- ret_s[AVAHI_LABEL_MAX-1] = 0;
-
- return ret_s;
-}
-
-char *avahi_get_host_name_strdup(void) {
- char t[AVAHI_DOMAIN_NAME_MAX];
-
- if (!(avahi_get_host_name(t, sizeof(t))))
- return NULL;
-
- return avahi_strdup(t);
-}
-
-int avahi_binary_domain_cmp(const char *a, const char *b) {
- assert(a);
- assert(b);
-
- if (a == b)
- return 0;
-
- for (;;) {
- char ca[AVAHI_LABEL_MAX], cb[AVAHI_LABEL_MAX], *p;
- int r;
-
- p = avahi_unescape_label(&a, ca, sizeof(ca));
- assert(p);
- p = avahi_unescape_label(&b, cb, sizeof(cb));
- assert(p);
-
- if ((r = strcmp(ca, cb)))
- return r;
-
- if (!*a && !*b)
- return 0;
- }
-}
-
-int avahi_domain_ends_with(const char *domain, const char *suffix) {
- assert(domain);
- assert(suffix);
-
- for (;;) {
- char dummy[AVAHI_LABEL_MAX], *r;
-
- if (*domain == 0)
- return 0;
-
- if (avahi_domain_equal(domain, suffix))
- return 1;
-
- r = avahi_unescape_label(&domain, dummy, sizeof(dummy));
- assert(r);
- }
-}
-
projects / catta / blobdiff