#include <config.h>
#endif
-#include <sys/un.h>
#include <fcntl.h>
#include <unistd.h>
#include <sys/select.h>
#include <sys/socket.h>
+#include <sys/un.h>
#include <errno.h>
#include <string.h>
#include <stdio.h>
#include <avahi-common/llist.h>
#include <avahi-common/malloc.h>
+#include <avahi-common/address.h>
#include <libdaemon/dfork.h>
#include <libdaemon/dsignal.h>
BROWSING
} state = ACKWAIT;
-static int quit = 0;
-
static enum {
DAEMON_RUN,
DAEMON_KILL,
DAEMON_CHECK
} command = DAEMON_RUN;
+static int quit = 0;
static int daemonize = 0;
+#if !HAVE_DECL_ENVIRON
+extern char **environ;
+#endif
+
typedef struct DNSServerInfo DNSServerInfo;
struct DNSServerInfo {
- int interface;
- int protocol;
+ AvahiIfIndex interface;
+ AvahiProtocol protocol;
char *address;
AVAHI_LLIST_FIELDS(DNSServerInfo, servers);
};
avahi_free(i);
}
-static DNSServerInfo* get_server_info(int interface, int protocol, const char *address) {
+static DNSServerInfo* get_server_info(AvahiIfIndex interface, AvahiProtocol protocol, const char *address) {
DNSServerInfo *i;
assert(address);
return NULL;
}
-static DNSServerInfo* new_server_info(int interface, int protocol, const char *address) {
+static DNSServerInfo* new_server_info(AvahiIfIndex interface, AvahiProtocol protocol, const char *address) {
DNSServerInfo *i;
assert(address);
return ret;
}
-static char *concat_dns_servers(int interface) {
+static char *concat_dns_servers(AvahiIfIndex interface) {
DNSServerInfo *i;
char *r = NULL;
for (i = servers; i; i = i->servers_next)
if (i->interface == interface || interface <= 0) {
+ DNSServerInfo *j;
char *t;
+ /* Filter out double entries */
+ for (j = servers; j != i; j = j->servers_next)
+ if (j->interface == interface || interface <= 0)
+ if (strcmp(i->address, j->address) == 0)
+ break;
+
+ if (j != i)
+ continue;
+
if (!r)
t = avahi_strdup(i->address);
else
return r;
}
-static char *getifname(int interface, char *name, size_t len) {
- int fd = -1;
- char *ret = NULL;
- struct ifreq ifr;
-
- assert(interface >= 0);
-
- if ((fd = socket(PF_INET, SOCK_DGRAM, 0)) < 0) {
- daemon_log(LOG_ERR, "socket(): %s", strerror(errno));
- goto finish;
- }
-
- memset(&ifr, 0, sizeof(ifr));
- ifr.ifr_ifindex = interface;
-
- if (ioctl(fd, SIOCGIFNAME, &ifr) < 0) {
- daemon_log(LOG_ERR, "SIOCGIFNAME: %s\n", strerror(errno));
- goto finish;
- }
-
- strncpy(name, ifr.ifr_name, len-1);
- name[len-1] = 0;
- ret = name;
-
-finish:
- if (fd >= 0)
- close(fd);
-
- return ret;
-}
-
static void set_env(const char *name, const char *value) {
char **e;
size_t l;
if (strlen(*e) < l+1)
continue;
- if (strncmp(*e, name, l) != 0 || *e[l] != '=')
+ if (strncmp(*e, name, l) != 0 || (*e)[l] != '=')
continue;
/* We simply free the record, sicne we know that we created it previously */
assert(0);
}
-static void run_script(int new, int interface, int protocol, const char *address) {
+static void run_script(int new, AvahiIfIndex interface, AvahiProtocol protocol, const char *address) {
char *p;
int ret;
char ia[16], pa[16];
- char name[IFNAMSIZ+1];
+ char name[IF_NAMESIZE];
assert(interface > 0);
- if (!getifname(interface, name, sizeof(name)))
+ if (!if_indextoname(interface, name))
return;
p = concat_dns_servers(interface);
set_env(ENV_INTERFACE, name);
- snprintf(ia, sizeof(ia), "%i", interface);
- snprintf(pa, sizeof(pa), "%i", protocol);
+ snprintf(ia, sizeof(ia), "%i", (int) interface);
+ snprintf(pa, sizeof(pa), "%i", (int) protocol);
- if (daemon_exec("/", &ret, AVAHI_DNSCONF_SCRIPT, AVAHI_DNSCONF_SCRIPT, new ? "+" : "-", address, ia, pa, NULL) < 0)
+ if (daemon_exec("/", &ret, AVAHI_DNSCONF_SCRIPT, AVAHI_DNSCONF_SCRIPT, new ? "+" : "-", address, ia, pa, avahi_proto_to_string(protocol), NULL) < 0)
daemon_log(LOG_WARNING, "Failed to run script");
else if (ret != 0)
daemon_log(LOG_WARNING, "Script returned with non-zero exit code %i", ret);
daemon_log(LOG_INFO, "Successfully connected to Avahi daemon.");
state = BROWSING;
} else {
- int interface;
- int protocol;
- int port;
- char a[64];
+ AvahiIfIndex interface;
+ AvahiProtocol protocol;
+ int i_interface, i_protocol, port;
+ char a[AVAHI_ADDRESS_STR_MAX];
assert(state == BROWSING);
return -1;
}
- if (sscanf(l+1, "%i %i %64s %i", &interface, &protocol, a, &port) != 4) {
+ if (sscanf(l+1, "%i %i %39s %i", &i_interface, &i_protocol, a, &port) != 4) {
daemon_log(LOG_ERR, "Failed to parse browsing line: %s", l);
return -1;
}
+ interface = (AvahiIfIndex) i_interface;
+ protocol = (AvahiProtocol) i_protocol;
+
if (*l == '>') {
if (port != 53)
daemon_log(LOG_WARNING, "DNS server with port address != 53 found, ignoring");
else {
- daemon_log(LOG_INFO, "New DNS Server %s (interface: %i.%u)", a, interface, protocol);
+ daemon_log(LOG_INFO, "New DNS Server %s (interface: %i.%s)", a, interface, avahi_proto_to_string(protocol));
new_server_info(interface, protocol, a);
run_script(1, interface, protocol, a);
}
if (port == 53)
if ((i = get_server_info(interface, protocol, a))) {
- daemon_log(LOG_INFO, "DNS Server %s removed (interface: %i.%u)", a, interface, protocol);
+ daemon_log(LOG_INFO, "DNS Server %s removed (interface: %i.%s)", a, interface, avahi_proto_to_string(protocol));
server_info_free(i);
run_script(0, interface, protocol, a);
}
static void free_dns_server_info_list(void) {
while (servers) {
- int interface = servers->interface;
- int protocol = servers->protocol;
+ AvahiIfIndex interface = servers->interface;
+ AvahiProtocol protocol = servers->protocol;
char *address = avahi_strdup(servers->address);
server_info_free(servers);
{ "version", no_argument, NULL, 'V' },
{ "refresh", no_argument, NULL, 'r' },
{ "check", no_argument, NULL, 'c' },
+ { NULL, 0, NULL, 0 }
};
- opterr = 0;
while ((c = getopt_long(argc, argv, "hDkVrc", long_options, NULL)) >= 0) {
switch(c) {
command = DAEMON_CHECK;
break;
default:
- fprintf(stderr, "Invalid command line argument: %c\n", c);
return -1;
}
}
/** Parent **/
if ((ret = daemon_retval_wait(20)) < 0) {
- daemon_log(LOG_ERR, "Could not recieve return value from daemon process.");
+ daemon_log(LOG_ERR, "Could not receive return value from daemon process.");
goto finish;
}