diff options
Diffstat (limited to 'trunk/avahi-daemon/static-hosts.c')
| -rw-r--r-- | trunk/avahi-daemon/static-hosts.c | 234 |
1 files changed, 0 insertions, 234 deletions
diff --git a/trunk/avahi-daemon/static-hosts.c b/trunk/avahi-daemon/static-hosts.c deleted file mode 100644 index 9941a51..0000000 --- a/trunk/avahi-daemon/static-hosts.c +++ /dev/null @@ -1,234 +0,0 @@ -/* $Id$ */ - -/*** - 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 <config.h> -#endif - -#include <string.h> -#include <errno.h> -#include <stdio.h> - -#include <avahi-common/llist.h> -#include <avahi-common/malloc.h> -#include <avahi-common/error.h> -#include <avahi-core/log.h> -#include <avahi-core/publish.h> - -#include "main.h" -#include "static-hosts.h" - -typedef struct StaticHost StaticHost; - -struct StaticHost { - AvahiSEntryGroup *group; - - char *host, *ip; - - AVAHI_LLIST_FIELDS(StaticHost, hosts); -}; - -static AVAHI_LLIST_HEAD(StaticHost, hosts) = NULL; - -static void add_static_host_to_server(StaticHost *h); -static void remove_static_host_from_server(StaticHost *h); - -static void entry_group_callback(AvahiServer *s, AVAHI_GCC_UNUSED AvahiSEntryGroup *eg, AvahiEntryGroupState state, void* userdata) { - StaticHost *h; - - assert(s); - assert(eg); - - h = userdata; - - switch (state) { - - case AVAHI_ENTRY_GROUP_COLLISION: - avahi_log_error("Host name conflict for \"%s\", not established.", h->host); - break; - - case AVAHI_ENTRY_GROUP_ESTABLISHED: - avahi_log_notice ("Static host name \"%s\" successfully established.", h->host); - break; - - case AVAHI_ENTRY_GROUP_FAILURE: - avahi_log_notice ("Failed to establish static host name \"%s\": %s.", h->host, avahi_strerror (avahi_server_errno (s))); - break; - - case AVAHI_ENTRY_GROUP_UNCOMMITED: - case AVAHI_ENTRY_GROUP_REGISTERING: - ; - } -} - -static StaticHost *static_host_new(void) { - StaticHost *s; - - s = avahi_new(StaticHost, 1); - - s->group = NULL; - s->host = NULL; - s->ip = NULL; - - AVAHI_LLIST_PREPEND(StaticHost, hosts, hosts, s); - - return s; -} - -static void static_host_free(StaticHost *s) { - assert(s); - - AVAHI_LLIST_REMOVE(StaticHost, hosts, hosts, s); - - if (s->group) - avahi_s_entry_group_free (s->group); - - avahi_free(s->host); - avahi_free(s->ip); - - avahi_free(s); -} - -static void add_static_host_to_server(StaticHost *h) -{ - AvahiAddress a; - int err; - - if (!h->group) - if (!(h->group = avahi_s_entry_group_new (avahi_server, entry_group_callback, h))) { - avahi_log_error("avahi_s_entry_group_new() failed: %s", avahi_strerror(err)); - return; - } - - if (!avahi_address_parse (h->ip, AVAHI_PROTO_UNSPEC, &a)) { - avahi_log_error("Static host name %s: avahi_address_parse failed", h->host); - return; - } - - if ((err = avahi_server_add_address(avahi_server, h->group, AVAHI_IF_UNSPEC, AVAHI_PROTO_UNSPEC, 0, h->host, &a))) { - avahi_log_error ("Static host name %s: avahi_server_add_address failure: %s", h->host, avahi_strerror(err)); - return; - } - - avahi_s_entry_group_commit (h->group); -} - -static void remove_static_host_from_server(StaticHost *h) -{ - if (h->group) - avahi_s_entry_group_reset (h->group); -} - -void static_hosts_add_to_server(void) { - StaticHost *h; - - for (h = hosts; h; h = h->hosts_next) { - add_static_host_to_server(h); - } -} - -void static_hosts_remove_from_server(void) { - StaticHost *h; - - for (h = hosts; h; h = h->hosts_next) { - remove_static_host_from_server(h); - } -} - -void static_hosts_load(int in_chroot) { - FILE *f; - unsigned int line = 0; - const char *filename = (in_chroot ? "/hosts" : AVAHI_CONFIG_DIR "/hosts"); - - if (!(f = fopen(filename, "r"))) - { - if (errno != ENOENT) - avahi_log_error ("Failed to open static hosts file: %s", strerror (errno)); - return; - } - - while (!feof(f)) { - unsigned int len; - char ln[256], *s; - char *host, *ip; - StaticHost *h; - - if (!fgets(ln, sizeof (ln), f)) - break; - - line++; - - /* Find the start of the line, ignore whitespace */ - s = ln + strspn(ln, " \t"); - /* Set the end of the string to NULL */ - s[strcspn(s, "#\r\n")] = 0; - - /* Ignore blank lines */ - if (*s == 0) - continue; - - /* Read the first string (ip) up to the next whitespace */ - len = strcspn(s, " \t"); - ip = avahi_strndup(s, len); - - /* Skip past it */ - s += len; - - /* Find the next token */ - s += strspn(s, " \t"); - len = strcspn(s, " \t"); - host = avahi_strndup(s, len); - - if (*host == 0) - { - avahi_log_error("%s:%d: Error, unexpected end of line!", filename, line); - avahi_free(host); - avahi_free(ip); - break; - } - - /* Skip over the host */ - s += len; - - /* Skip past any more spaces */ - s += strspn(s, " \t"); - - /* Anything left? */ - if (*s != 0) { - avahi_log_error ("%s:%d: Junk on the end of the line!", filename, line); - avahi_free(host); - avahi_free(ip); - break; - } - - h = static_host_new(); - h->host = host; - h->ip = ip; - } - - fclose(f); -} - -void static_hosts_free_all (void) -{ - while(hosts) - static_host_free(hosts); -} |