void
SendSSDPNotifies2(int * sockets,
unsigned short http_port,
#ifdef ENABLE_HTTPS
unsigned short https_port,
#endif
unsigned int lifetime)
{
int i;
struct lan_addr_s * lan_addr;
for(i=0, lan_addr = lan_addrs.lh_first;
lan_addr != NULL;
lan_addr = lan_addr->list.le_next)
{
SendSSDPNotifies(sockets[i], lan_addr->str, http_port,
#ifdef ENABLE_HTTPS
https_port,
#endif
lifetime, 0);
i++;
#ifdef ENABLE_IPV6
if(sockets[i] >= 0)
{
SendSSDPNotifies(sockets[i], ipv6_addr_for_http_with_brackets, http_port,
#ifdef ENABLE_HTTPS
https_port,
#endif
lifetime, 1);
}
i++;
#endif
}
}
void
SendSSDPNotifies2(int * sockets,
unsigned short port,
unsigned int lifetime)
{
int i;
struct lan_addr_s * lan_addr;
for(i=0, lan_addr = lan_addrs.lh_first; lan_addr != NULL; lan_addr = lan_addr->list.le_next, i++)
{
SendSSDPNotifies(sockets[i], lan_addr->str, port, lifetime);
}
}
void
SendSSDPNotifies2(int *sockets,
unsigned short port,
unsigned int lifetime)
{
int i;
DPRINTF(E_DEBUG, L_SSDP, "Sending SSDP notifies\n");
for (i = 0; i < n_lan_addr; i++)
{
SendSSDPNotifies(sockets[i], lan_addr[i].str, port, lifetime);
}
}
void
SendSSDPNotifies2(int * sockets,
unsigned short port,
unsigned int lifetime)
/*SendSSDPNotifies2(int * sockets, struct lan_addr_s * lan_addr, int n_lan_addr,
unsigned short port,
unsigned int lifetime)*/
{
int i;
for(i=0; i<n_lan_addr; i++)
{
SendSSDPNotifies(sockets[i], lan_addr[i].str, port, lifetime);
}
}
/* process HTTP or SSDP requests */
int
main(int argc, char **argv)
{
int ret, i;
int shttpl = -1;
int smonitor = -1;
LIST_HEAD(httplisthead, upnphttp) upnphttphead;
struct upnphttp * e = 0;
struct upnphttp * next;
fd_set readset; /* for select() */
fd_set writeset;
struct timeval timeout, timeofday, lastnotifytime = {0, 0};
time_t lastupdatetime = 0;
int max_fd = -1;
int last_changecnt = 0;
pid_t scanner_pid = 0;
pthread_t inotify_thread = 0;
#ifdef TIVO_SUPPORT
uint8_t beacon_interval = 5;
int sbeacon = -1;
struct sockaddr_in tivo_bcast;
struct timeval lastbeacontime = {0, 0};
#endif
for (i = 0; i < L_MAX; i++)
log_level[i] = E_WARN;
init_nls();
ret = init(argc, argv);
if (ret != 0)
return 1;
#if (!defined(RTN66U) && !defined(RTN56U))
init_icon(PATH_ICON_PNG_SM);
init_icon(PATH_ICON_PNG_LRG);
init_icon(PATH_ICON_JPEG_SM);
init_icon(PATH_ICON_JPEG_LRG);
#endif
DPRINTF(E_WARN, L_GENERAL, "Starting " SERVER_NAME " version " MINIDLNA_VERSION ".\n");
if (sqlite3_libversion_number() < 3005001)
{
DPRINTF(E_WARN, L_GENERAL, "SQLite library is old. Please use version 3.5.1 or newer.\n");
}
LIST_INIT(&upnphttphead);
ret = open_db(NULL);
if (ret == 0)
{
updateID = sql_get_int_field(db, "SELECT VALUE from SETTINGS where KEY = 'UPDATE_ID'");
if (updateID == -1)
ret = -1;
}
check_db(db, ret, &scanner_pid);
#ifdef HAVE_INOTIFY
if( GETFLAG(INOTIFY_MASK) )
{
if (!sqlite3_threadsafe() || sqlite3_libversion_number() < 3005001)
DPRINTF(E_ERROR, L_GENERAL, "SQLite library is not threadsafe! "
"Inotify will be disabled.\n");
else if (pthread_create(&inotify_thread, NULL, start_inotify, NULL) != 0)
DPRINTF(E_FATAL, L_GENERAL, "ERROR: pthread_create() failed for start_inotify. EXITING\n");
}
#endif
smonitor = OpenAndConfMonitorSocket();
sssdp = OpenAndConfSSDPReceiveSocket();
if (sssdp < 0)
{
DPRINTF(E_INFO, L_GENERAL, "Failed to open socket for receiving SSDP. Trying to use MiniSSDPd\n");
if (SubmitServicesToMiniSSDPD(lan_addr[0].str, runtime_vars.port) < 0)
DPRINTF(E_FATAL, L_GENERAL, "Failed to connect to MiniSSDPd. EXITING");
}
/* open socket for HTTP connections. */
shttpl = OpenAndConfHTTPSocket(runtime_vars.port);
if (shttpl < 0)
DPRINTF(E_FATAL, L_GENERAL, "Failed to open socket for HTTP. EXITING\n");
DPRINTF(E_WARN, L_GENERAL, "HTTP listening on port %d\n", runtime_vars.port);
#ifdef TIVO_SUPPORT
if (GETFLAG(TIVO_MASK))
{
DPRINTF(E_WARN, L_GENERAL, "TiVo support is enabled.\n");
/* Add TiVo-specific randomize function to sqlite */
ret = sqlite3_create_function(db, "tivorandom", 1, SQLITE_UTF8, NULL, &TiVoRandomSeedFunc, NULL, NULL);
if (ret != SQLITE_OK)
DPRINTF(E_ERROR, L_TIVO, "ERROR: Failed to add sqlite randomize function for TiVo!\n");
/* open socket for sending Tivo notifications */
sbeacon = OpenAndConfTivoBeaconSocket();
if(sbeacon < 0)
DPRINTF(E_FATAL, L_GENERAL, "Failed to open sockets for sending Tivo beacon notify "
"messages. EXITING\n");
tivo_bcast.sin_family = AF_INET;
tivo_bcast.sin_addr.s_addr = htonl(getBcastAddress());
tivo_bcast.sin_port = htons(2190);
}
#endif
reload_ifaces(0);
lastnotifytime.tv_sec = time(NULL) + runtime_vars.notify_interval;
/* main loop */
while (!quitting)
{
/* Check if we need to send SSDP NOTIFY messages and do it if
* needed */
if (gettimeofday(&timeofday, 0) < 0)
{
DPRINTF(E_ERROR, L_GENERAL, "gettimeofday(): %s\n", strerror(errno));
timeout.tv_sec = runtime_vars.notify_interval;
timeout.tv_usec = 0;
}
else
{
/* the comparison is not very precise but who cares ? */
if (timeofday.tv_sec >= (lastnotifytime.tv_sec + runtime_vars.notify_interval))
{
DPRINTF(E_DEBUG, L_SSDP, "Sending SSDP notifies\n");
for (i = 0; i < n_lan_addr; i++)
{
SendSSDPNotifies(lan_addr[i].snotify, lan_addr[i].str,
runtime_vars.port, runtime_vars.notify_interval);
}
memcpy(&lastnotifytime, &timeofday, sizeof(struct timeval));
timeout.tv_sec = runtime_vars.notify_interval;
timeout.tv_usec = 0;
}
else
{
timeout.tv_sec = lastnotifytime.tv_sec + runtime_vars.notify_interval
- timeofday.tv_sec;
if (timeofday.tv_usec > lastnotifytime.tv_usec)
{
timeout.tv_usec = 1000000 + lastnotifytime.tv_usec
- timeofday.tv_usec;
timeout.tv_sec--;
}
else
timeout.tv_usec = lastnotifytime.tv_usec - timeofday.tv_usec;
}
#ifdef TIVO_SUPPORT
if (sbeacon >= 0)
{
if (timeofday.tv_sec >= (lastbeacontime.tv_sec + beacon_interval))
{
sendBeaconMessage(sbeacon, &tivo_bcast, sizeof(struct sockaddr_in), 1);
memcpy(&lastbeacontime, &timeofday, sizeof(struct timeval));
if (timeout.tv_sec > beacon_interval)
{
timeout.tv_sec = beacon_interval;
timeout.tv_usec = 0;
}
/* Beacons should be sent every 5 seconds or so for the first minute,
* then every minute or so thereafter. */
if (beacon_interval == 5 && (timeofday.tv_sec - startup_time) > 60)
beacon_interval = 60;
}
else if (timeout.tv_sec > (lastbeacontime.tv_sec + beacon_interval + 1 - timeofday.tv_sec))
timeout.tv_sec = lastbeacontime.tv_sec + beacon_interval - timeofday.tv_sec;
}
#endif
}
if (scanning)
{
if (!scanner_pid || kill(scanner_pid, 0) != 0)
{
scanning = 0;
updateID++;
}
}
/* select open sockets (SSDP, HTTP listen, and all HTTP soap sockets) */
FD_ZERO(&readset);
if (sssdp >= 0)
{
FD_SET(sssdp, &readset);
max_fd = MAX(max_fd, sssdp);
}
if (shttpl >= 0)
{
FD_SET(shttpl, &readset);
max_fd = MAX(max_fd, shttpl);
}
#ifdef TIVO_SUPPORT
if (sbeacon >= 0)
{
FD_SET(sbeacon, &readset);
max_fd = MAX(max_fd, sbeacon);
}
#endif
if (smonitor >= 0)
{
FD_SET(smonitor, &readset);
max_fd = MAX(max_fd, smonitor);
}
i = 0; /* active HTTP connections count */
for (e = upnphttphead.lh_first; e != NULL; e = e->entries.le_next)
{
if ((e->socket >= 0) && (e->state <= 2))
{
FD_SET(e->socket, &readset);
max_fd = MAX(max_fd, e->socket);
i++;
}
}
FD_ZERO(&writeset);
upnpevents_selectfds(&readset, &writeset, &max_fd);
ret = select(max_fd+1, &readset, &writeset, 0, &timeout);
if (ret < 0)
{
if(quitting) goto shutdown;
if(errno == EINTR) continue;
DPRINTF(E_ERROR, L_GENERAL, "select(all): %s\n", strerror(errno));
DPRINTF(E_FATAL, L_GENERAL, "Failed to select open sockets. EXITING\n");
}
upnpevents_processfds(&readset, &writeset);
/* process SSDP packets */
if (sssdp >= 0 && FD_ISSET(sssdp, &readset))
{
/*DPRINTF(E_DEBUG, L_GENERAL, "Received SSDP Packet\n");*/
ProcessSSDPRequest(sssdp, (unsigned short)runtime_vars.port);
}
#ifdef TIVO_SUPPORT
if (sbeacon >= 0 && FD_ISSET(sbeacon, &readset))
{
/*DPRINTF(E_DEBUG, L_GENERAL, "Received UDP Packet\n");*/
ProcessTiVoBeacon(sbeacon);
}
#endif
if (smonitor >= 0 && FD_ISSET(smonitor, &readset))
{
ProcessMonitorEvent(smonitor);
}
/* increment SystemUpdateID if the content database has changed,
* and if there is an active HTTP connection, at most once every 2 seconds */
if (i && (timeofday.tv_sec >= (lastupdatetime + 2)))
{
if (scanning || sqlite3_total_changes(db) != last_changecnt)
{
updateID++;
last_changecnt = sqlite3_total_changes(db);
upnp_event_var_change_notify(EContentDirectory);
lastupdatetime = timeofday.tv_sec;
}
}
/* process active HTTP connections */
for (e = upnphttphead.lh_first; e != NULL; e = e->entries.le_next)
{
if ((e->socket >= 0) && (e->state <= 2) && (FD_ISSET(e->socket, &readset)))
Process_upnphttp(e);
}
/* process incoming HTTP connections */
if (shttpl >= 0 && FD_ISSET(shttpl, &readset))
{
int shttp;
socklen_t clientnamelen;
struct sockaddr_in clientname;
clientnamelen = sizeof(struct sockaddr_in);
shttp = accept(shttpl, (struct sockaddr *)&clientname, &clientnamelen);
if (shttp<0)
{
DPRINTF(E_ERROR, L_GENERAL, "accept(http): %s\n", strerror(errno));
}
else
{
struct upnphttp * tmp = 0;
DPRINTF(E_DEBUG, L_GENERAL, "HTTP connection from %s:%d\n",
inet_ntoa(clientname.sin_addr),
ntohs(clientname.sin_port) );
/*if (fcntl(shttp, F_SETFL, O_NONBLOCK) < 0) {
DPRINTF(E_ERROR, L_GENERAL, "fcntl F_SETFL, O_NONBLOCK\n");
}*/
/* Create a new upnphttp object and add it to
* the active upnphttp object list */
tmp = New_upnphttp(shttp);
if (tmp)
{
tmp->clientaddr = clientname.sin_addr;
LIST_INSERT_HEAD(&upnphttphead, tmp, entries);
}
else
{
DPRINTF(E_ERROR, L_GENERAL, "New_upnphttp() failed\n");
close(shttp);
}
}
}
/* delete finished HTTP connections */
for (e = upnphttphead.lh_first; e != NULL; e = next)
{
next = e->entries.le_next;
if(e->state >= 100)
{
LIST_REMOVE(e, entries);
Delete_upnphttp(e);
}
}
}
shutdown:
/* kill the scanner */
if (scanning && scanner_pid)
kill(scanner_pid, SIGKILL);
/* kill other child processes */
process_reap_children();
free(children);
/* close out open sockets */
while (upnphttphead.lh_first != NULL)
{
e = upnphttphead.lh_first;
LIST_REMOVE(e, entries);
Delete_upnphttp(e);
}
if (sssdp >= 0)
close(sssdp);
if (shttpl >= 0)
close(shttpl);
#ifdef TIVO_SUPPORT
if (sbeacon >= 0)
close(sbeacon);
#endif
for (i = 0; i < n_lan_addr; i++)
{
SendSSDPGoodbyes(lan_addr[i].snotify);
close(lan_addr[i].snotify);
}
if (inotify_thread)
pthread_join(inotify_thread, NULL);
sql_exec(db, "UPDATE SETTINGS set VALUE = '%u' where KEY = 'UPDATE_ID'", updateID);
sqlite3_close(db);
upnpevents_removeSubscribers();
if (pidfilename && unlink(pidfilename) < 0)
DPRINTF(E_ERROR, L_GENERAL, "Failed to remove pidfile %s: %s\n", pidfilename, strerror(errno));
log_close();
freeoptions();
exit(EXIT_SUCCESS);
}
static void
SendSSDPNotifies(int s, const char * host, unsigned short http_port,
unsigned int lifetime, int ipv6)
#endif
{
#ifdef ENABLE_IPV6
struct sockaddr_storage sockname;
/* UDA 1.1 AnnexA and UDA 2.0 only allow/define the use of
* Link-Local and Site-Local multicast scopes */
static struct { const char * p1, * p2; } const mcast_addrs[] =
{ { LL_SSDP_MCAST_ADDR, "[" LL_SSDP_MCAST_ADDR "]" }, /* Link Local */
{ SL_SSDP_MCAST_ADDR, "[" SL_SSDP_MCAST_ADDR "]" }, /* Site Local */
#ifndef UPNP_STRICT
{ GL_SSDP_MCAST_ADDR, "[" GL_SSDP_MCAST_ADDR "]" }, /* Global */
#endif /* ! UPNP_STRICT */
{ NULL, NULL } };
int j;
#else /* ENABLE_IPV6 */
struct sockaddr_in sockname;
#endif /* ENABLE_IPV6 */
socklen_t sockname_len;
const char * dest_str;
int i;
char ver_str[4];
#ifndef ENABLE_IPV6
UNUSED(ipv6);
#endif /* ENABLE_IPV6 */
memset(&sockname, 0, sizeof(sockname));
#ifdef ENABLE_IPV6
/* first iterate destinations for this LAN interface (only 1 for IPv4) */
for(j = 0; (mcast_addrs[j].p1 != 0 && ipv6) || j < 1; j++) {
if(ipv6) {
struct sockaddr_in6 * p = (struct sockaddr_in6 *)&sockname;
sockname_len = sizeof(struct sockaddr_in6);
p->sin6_family = AF_INET6;
p->sin6_port = htons(SSDP_PORT);
inet_pton(AF_INET6, mcast_addrs[j].p1, &(p->sin6_addr));
dest_str = mcast_addrs[j].p2;
/* UPnP Device Architecture 1.1 :
* Devices MUST multicast SSDP messages for each of the UPnP-enabled
* interfaces. The scope of multicast SSDP messages MUST be
* link local FF02::C if the message is sent from a link local address.
* If the message is sent from a global address it MUST be multicast
* using either global scope FF0E::C or site local scope FF05::C.
* In networks with complex topologies and overlapping sites, use of
* global scope is RECOMMENDED. */
} else {
#else /* ENABLE_IPV6 */
{
#endif /* ENABLE_IPV6 */
/* IPv4 */
struct sockaddr_in *p = (struct sockaddr_in *)&sockname;
sockname_len = sizeof(struct sockaddr_in);
p->sin_family = AF_INET;
p->sin_port = htons(SSDP_PORT);
p->sin_addr.s_addr = inet_addr(SSDP_MCAST_ADDR);
dest_str = SSDP_MCAST_ADDR;
}
/* iterate all services / devices */
for(i = 0; known_service_types[i].s; i++) {
if(i==0)
ver_str[0] = '\0';
else
snprintf(ver_str, sizeof(ver_str), "%d", known_service_types[i].version);
SendSSDPNotify(s, (struct sockaddr *)&sockname, sockname_len, dest_str,
host, http_port,
#ifdef ENABLE_HTTPS
https_port,
#endif
known_service_types[i].s, ver_str, /* NT: */
known_service_types[i].uuid, "::",
known_service_types[i].s, /* ver_str, USN: */
lifetime);
/* for devices, also send NOTIFY on the uuid */
if(0==memcmp(known_service_types[i].s,
"urn:schemas-upnp-org:device", sizeof("urn:schemas-upnp-org:device")-1)) {
SendSSDPNotify(s, (struct sockaddr *)&sockname, sockname_len, dest_str,
host, http_port,
#ifdef ENABLE_HTTPS
https_port,
#endif
known_service_types[i].uuid, "", /* NT: */
known_service_types[i].uuid, "", "", /* ver_str, USN: */
lifetime);
}
} /* for(i = 0; known_service_types[i].s; i++) */
#ifdef ENABLE_IPV6
} /* for(j = 0; (mcast_addrs[j].p1 != 0 && ipv6) || j < 1; j++) */
#endif /* ENABLE_IPV6 */
}
/* SendSSDPNotifies2() sends SSDP NOTIFY packets on all interfaces
* for all destinations, all devices / services */
void
SendSSDPNotifies2(int * sockets,
unsigned short http_port,
#ifdef ENABLE_HTTPS
unsigned short https_port,
#endif
unsigned int lifetime)
{
int i;
struct lan_addr_s * lan_addr;
for(i = 0, lan_addr = lan_addrs.lh_first;
lan_addr != NULL;
lan_addr = lan_addr->list.le_next) {
SendSSDPNotifies(sockets[i], lan_addr->str, http_port,
#ifdef ENABLE_HTTPS
https_port,
#endif
lifetime, 0);
i++;
#ifdef ENABLE_IPV6
if(sockets[i] >= 0) {
SendSSDPNotifies(sockets[i], ipv6_addr_for_http_with_brackets, http_port,
#ifdef ENABLE_HTTPS
https_port,
#endif
lifetime, 1);
}
i++;
#endif /* ENABLE_IPV6 */
}
}