X-Git-Url: http://git.meshlink.io/?a=blobdiff_plain;f=avahi-core%2Fdomain-util.c;fp=avahi-core%2Fdomain-util.c;h=0000000000000000000000000000000000000000;hb=f1de9dcaab953757252d51b4725cbfa36daa10a5;hp=6eed27f21e9338ef13f9acd4336f7eabc0b816e8;hpb=7a5b2f69af7d36d6cd4153142f125fa011784e03;p=catta diff --git a/avahi-core/domain-util.c b/avahi-core/domain-util.c deleted file mode 100644 index 6eed27f..0000000 --- a/avahi-core/domain-util.c +++ /dev/null @@ -1,188 +0,0 @@ -/*** - 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 -#include - -#include - -#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); - } -} -