/************************************************************************
* Function : sock_destroy
*
* Parameters :
* INOUT SOCKINFO* info ; Socket Information Object
* int ShutdownMethod ; How to shutdown the socket. Used by
* sockets's shutdown()
*
* Description : Shutsdown the socket using the ShutdownMethod to
* indicate whether sends and receives on the socket will be
* dis-allowed. After shutting down the socket, closesocket is called
* to release system resources used by the socket calls.
*
* Return : int;
* UPNP_E_SOCKET_ERROR on failure
* UPNP_E_SUCCESS on success
*
* Note :
************************************************************************/
int
sock_destroy( INOUT SOCKINFO * info,
int ShutdownMethod )
{
shutdown( info->socket, ShutdownMethod );
if( UpnpCloseSocket( info->socket ) == -1 ) {
return UPNP_E_SOCKET_ERROR;
}
return UPNP_E_SUCCESS;
}
int SearchByTarget(int Mx, char *St, void *Cookie)
{
char errorBuffer[ERROR_BUFFER_LEN];
int *id = NULL;
int ret = 0;
char ReqBufv4[BUFSIZE];
#ifdef UPNP_ENABLE_IPV6
char ReqBufv6[BUFSIZE];
char ReqBufv6UlaGua[BUFSIZE];
#endif
struct sockaddr_storage __ss_v4;
#ifdef UPNP_ENABLE_IPV6
struct sockaddr_storage __ss_v6;
#endif
struct sockaddr_in *destAddr4 = (struct sockaddr_in *)&__ss_v4;
#ifdef UPNP_ENABLE_IPV6
struct sockaddr_in6 *destAddr6 = (struct sockaddr_in6 *)&__ss_v6;
#endif
fd_set wrSet;
SsdpSearchArg *newArg = NULL;
int timeTillRead = 0;
int handle;
struct Handle_Info *ctrlpt_info = NULL;
enum SsdpSearchType requestType;
unsigned long addrv4 = inet_addr(gIF_IPV4);
SOCKET max_fd = 0;
int retVal;
/*ThreadData *ThData; */
ThreadPoolJob job;
memset(&job, 0, sizeof(job));
requestType = ssdp_request_type1(St);
if (requestType == SSDP_SERROR)
return UPNP_E_INVALID_PARAM;
UpnpPrintf(UPNP_INFO, SSDP, __FILE__, __LINE__,
"Inside SearchByTarget\n");
timeTillRead = Mx;
if (timeTillRead < MIN_SEARCH_TIME)
timeTillRead = MIN_SEARCH_TIME;
else if (timeTillRead > MAX_SEARCH_TIME)
timeTillRead = MAX_SEARCH_TIME;
retVal = CreateClientRequestPacket(ReqBufv4, sizeof(ReqBufv4), timeTillRead, St, AF_INET);
if (retVal != UPNP_E_SUCCESS)
return retVal;
#ifdef UPNP_ENABLE_IPV6
retVal = CreateClientRequestPacket(ReqBufv6, sizeof(ReqBufv6), timeTillRead, St, AF_INET6);
if (retVal != UPNP_E_SUCCESS)
return retVal;
retVal = CreateClientRequestPacketUlaGua(ReqBufv6UlaGua, sizeof(ReqBufv6UlaGua), timeTillRead, St, AF_INET6);
if (retVal != UPNP_E_SUCCESS)
return retVal;
#endif
memset(&__ss_v4, 0, sizeof(__ss_v4));
destAddr4->sin_family = (sa_family_t)AF_INET;
inet_pton(AF_INET, SSDP_IP, &destAddr4->sin_addr);
destAddr4->sin_port = htons(SSDP_PORT);
#ifdef UPNP_ENABLE_IPV6
memset(&__ss_v6, 0, sizeof(__ss_v6));
destAddr6->sin6_family = (sa_family_t)AF_INET6;
inet_pton(AF_INET6, SSDP_IPV6_SITELOCAL, &destAddr6->sin6_addr);
destAddr6->sin6_port = htons(SSDP_PORT);
destAddr6->sin6_scope_id = gIF_INDEX;
#endif
/* add search criteria to list */
HandleLock();
if (GetClientHandleInfo(&handle, &ctrlpt_info) != HND_CLIENT) {
HandleUnlock();
return UPNP_E_INTERNAL_ERROR;
}
newArg = (SsdpSearchArg *) malloc(sizeof(SsdpSearchArg));
newArg->searchTarget = strdup(St);
newArg->cookie = Cookie;
newArg->requestType = requestType;
id = (int *)malloc(sizeof(int));
TPJobInit(&job, (start_routine) searchExpired, id);
TPJobSetPriority(&job, MED_PRIORITY);
TPJobSetFreeFunction(&job, (free_routine) free);
/* Schedule a timeout event to remove search Arg */
TimerThreadSchedule(&gTimerThread, timeTillRead,
REL_SEC, &job, SHORT_TERM, id);
newArg->timeoutEventId = *id;
ListAddTail(&ctrlpt_info->SsdpSearchList, newArg);
HandleUnlock();
/* End of lock */
FD_ZERO(&wrSet);
if (gSsdpReqSocket4 != INVALID_SOCKET) {
setsockopt(gSsdpReqSocket4, IPPROTO_IP, IP_MULTICAST_IF,
(char *)&addrv4, sizeof(addrv4));
FD_SET(gSsdpReqSocket4, &wrSet);
max_fd = max(max_fd, gSsdpReqSocket4);
}
#ifdef UPNP_ENABLE_IPV6
if (gSsdpReqSocket6 != INVALID_SOCKET) {
setsockopt(gSsdpReqSocket6, IPPROTO_IPV6, IPV6_MULTICAST_IF,
(char *)&gIF_INDEX, sizeof(gIF_INDEX));
FD_SET(gSsdpReqSocket6, &wrSet);
max_fd = max(max_fd, gSsdpReqSocket6);
}
#endif
ret = select(max_fd + 1, NULL, &wrSet, NULL, NULL);
if (ret == -1) {
strerror_r(errno, errorBuffer, ERROR_BUFFER_LEN);
UpnpPrintf(UPNP_INFO, SSDP, __FILE__, __LINE__,
"SSDP_LIB: Error in select(): %s\n", errorBuffer);
shutdown(gSsdpReqSocket4, SD_BOTH);
UpnpCloseSocket(gSsdpReqSocket4);
#ifdef UPNP_ENABLE_IPV6
shutdown(gSsdpReqSocket6, SD_BOTH);
UpnpCloseSocket(gSsdpReqSocket6);
#endif
return UPNP_E_INTERNAL_ERROR;
}
#ifdef UPNP_ENABLE_IPV6
if (gSsdpReqSocket6 != INVALID_SOCKET &&
FD_ISSET(gSsdpReqSocket6, &wrSet)) {
int NumCopy = 0;
while (NumCopy < NUM_SSDP_COPY) {
UpnpPrintf(UPNP_INFO, SSDP, __FILE__, __LINE__,
">>> SSDP SEND M-SEARCH >>>\n%s\n",
ReqBufv6UlaGua);
sendto(gSsdpReqSocket6,
ReqBufv6UlaGua, strlen(ReqBufv6UlaGua), 0,
(struct sockaddr *)&__ss_v6,
sizeof(struct sockaddr_in6));
NumCopy++;
imillisleep(SSDP_PAUSE);
}
NumCopy = 0;
inet_pton(AF_INET6, SSDP_IPV6_LINKLOCAL, &destAddr6->sin6_addr);
while (NumCopy < NUM_SSDP_COPY) {
UpnpPrintf(UPNP_INFO, SSDP, __FILE__, __LINE__,
">>> SSDP SEND M-SEARCH >>>\n%s\n",
ReqBufv6);
sendto(gSsdpReqSocket6,
ReqBufv6, strlen(ReqBufv6), 0,
(struct sockaddr *)&__ss_v6,
sizeof(struct sockaddr_in6));
NumCopy++;
imillisleep(SSDP_PAUSE);
}
}
#endif /* IPv6 */
if (gSsdpReqSocket4 != INVALID_SOCKET &&
FD_ISSET(gSsdpReqSocket4, &wrSet)) {
int NumCopy = 0;
while (NumCopy < NUM_SSDP_COPY) {
UpnpPrintf(UPNP_INFO, SSDP, __FILE__, __LINE__,
">>> SSDP SEND M-SEARCH >>>\n%s\n",
ReqBufv4);
sendto(gSsdpReqSocket4,
ReqBufv4, strlen(ReqBufv4), 0,
(struct sockaddr *)&__ss_v4,
sizeof(struct sockaddr_in));
NumCopy++;
imillisleep(SSDP_PAUSE);
}
}
return 1;
}
/*!
* \brief Works as a request handler which passes the HTTP request string
* to multicast channel.
*
* \return UPNP_E_SUCCESS if successful else appropriate error.
*/
static int NewRequestHandler(
/*! [in] Ip address, to send the reply. */
struct sockaddr *DestAddr,
/*! [in] Number of packet to be sent. */
int NumPacket,
/*! [in] . */
char **RqPacket)
{
char errorBuffer[ERROR_BUFFER_LEN];
SOCKET ReplySock;
socklen_t socklen = sizeof(struct sockaddr_storage);
int Index;
unsigned long replyAddr = inet_addr(gIF_IPV4);
/* a/c to UPNP Spec */
int ttl = 4;
#ifdef INET_IPV6
int hops = 1;
#endif
char buf_ntop[INET6_ADDRSTRLEN];
int ret = UPNP_E_SUCCESS;
ReplySock = socket((int)DestAddr->sa_family, SOCK_DGRAM, 0);
if (ReplySock == INVALID_SOCKET) {
strerror_r(errno, errorBuffer, ERROR_BUFFER_LEN);
UpnpPrintf(UPNP_INFO, SSDP, __FILE__, __LINE__,
"SSDP_LIB: New Request Handler:"
"Error in socket(): %s\n", errorBuffer);
return UPNP_E_OUTOF_SOCKET;
}
switch (DestAddr->sa_family) {
case AF_INET:
inet_ntop(AF_INET, &((struct sockaddr_in *)DestAddr)->sin_addr,
buf_ntop, sizeof(buf_ntop));
setsockopt(ReplySock, IPPROTO_IP, IP_MULTICAST_IF,
(char *)&replyAddr, sizeof(replyAddr));
setsockopt(ReplySock, IPPROTO_IP, IP_MULTICAST_TTL,
(char *)&ttl, sizeof(int));
socklen = sizeof(struct sockaddr_in);
break;
#ifdef INET_IPV6
case AF_INET6:
inet_ntop(AF_INET6,
&((struct sockaddr_in6 *)DestAddr)->sin6_addr,
buf_ntop, sizeof(buf_ntop));
setsockopt(ReplySock, IPPROTO_IPV6, IPV6_MULTICAST_IF,
(char *)&gIF_INDEX, sizeof(gIF_INDEX));
setsockopt(ReplySock, IPPROTO_IPV6, IPV6_MULTICAST_HOPS,
(char *)&hops, sizeof(hops));
break;
#endif
default:
UpnpPrintf(UPNP_CRITICAL, SSDP, __FILE__, __LINE__,
"Invalid destination address specified.");
ret = UPNP_E_NETWORK_ERROR;
goto end_NewRequestHandler;
}
for (Index = 0; Index < NumPacket; Index++) {
ssize_t rc;
UpnpPrintf(UPNP_INFO, SSDP, __FILE__, __LINE__,
">>> SSDP SEND to %s >>>\n%s\n",
buf_ntop, *(RqPacket + Index));
rc = sendto(ReplySock, *(RqPacket + Index),
strlen(*(RqPacket + Index)), 0, DestAddr, socklen);
if (rc == -1) {
strerror_r(errno, errorBuffer, ERROR_BUFFER_LEN);
UpnpPrintf(UPNP_INFO, SSDP, __FILE__, __LINE__,
"SSDP_LIB: New Request Handler:"
"Error in socket(): %s\n", errorBuffer);
ret = UPNP_E_SOCKET_WRITE;
goto end_NewRequestHandler;
}
}
end_NewRequestHandler:
if (shutdown(ReplySock, SD_BOTH) == -1) {
strerror_r(errno, errorBuffer, ERROR_BUFFER_LEN);
UpnpPrintf(UPNP_INFO, SSDP, __FILE__, __LINE__,
"Error in shutdown: %s\n", errorBuffer);
}
UpnpCloseSocket(ReplySock);
return ret;
}
/*!
* \brief This function ...
*/
static int create_ssdp_sock_v6(
/* [] SSDP IPv6 socket to be created. */
SOCKET *ssdpSock)
{
char errorBuffer[ERROR_BUFFER_LEN];
struct ipv6_mreq ssdpMcastAddr;
struct sockaddr_storage __ss;
struct sockaddr_in6 *ssdpAddr6 = (struct sockaddr_in6 *)&__ss;
int onOff;
int ret = 0;
*ssdpSock = socket(AF_INET6, SOCK_DGRAM, 0);
if (*ssdpSock == INVALID_SOCKET) {
strerror_r(errno, errorBuffer, ERROR_BUFFER_LEN);
UpnpPrintf(UPNP_CRITICAL, SSDP, __FILE__, __LINE__,
"Error in socket(): %s\n", errorBuffer);
return UPNP_E_OUTOF_SOCKET;
}
onOff = 1;
ret = setsockopt(*ssdpSock, SOL_SOCKET, SO_REUSEADDR,
(char *)&onOff, sizeof(onOff));
if (ret == -1) {
strerror_r(errno, errorBuffer, ERROR_BUFFER_LEN);
UpnpPrintf(UPNP_CRITICAL, SSDP, __FILE__, __LINE__,
"Error in setsockopt() SO_REUSEADDR: %s\n",
errorBuffer);
ret = UPNP_E_SOCKET_ERROR;
goto error_handler;
}
#if (defined(BSD) && !defined(__GNU__)) || defined(__OSX__) || defined(__APPLE__)
onOff = 1;
ret = setsockopt(*ssdpSock, SOL_SOCKET, SO_REUSEPORT,
(char *)&onOff, sizeof(onOff));
if (ret == -1) {
strerror_r(errno, errorBuffer, ERROR_BUFFER_LEN);
UpnpPrintf(UPNP_CRITICAL, SSDP, __FILE__, __LINE__,
"Error in setsockopt() SO_REUSEPORT: %s\n",
errorBuffer);
ret = UPNP_E_SOCKET_ERROR;
goto error_handler;
}
#endif /* BSD, __OSX__, __APPLE__ */
onOff = 1;
ret = setsockopt(*ssdpSock, IPPROTO_IPV6, IPV6_V6ONLY,
(char *)&onOff, sizeof(onOff));
if (ret == -1) {
strerror_r(errno, errorBuffer, ERROR_BUFFER_LEN);
UpnpPrintf(UPNP_CRITICAL, SSDP, __FILE__, __LINE__,
"Error in setsockopt() IPV6_V6ONLY: %s\n",
errorBuffer);
ret = UPNP_E_SOCKET_ERROR;
goto error_handler;
}
memset(&__ss, 0, sizeof(__ss));
ssdpAddr6->sin6_family = (sa_family_t)AF_INET6;
ssdpAddr6->sin6_addr = in6addr_any;
ssdpAddr6->sin6_scope_id = gIF_INDEX;
ssdpAddr6->sin6_port = htons(SSDP_PORT);
ret = bind(*ssdpSock, (struct sockaddr *)ssdpAddr6, sizeof(*ssdpAddr6));
if (ret == -1) {
strerror_r(errno, errorBuffer, ERROR_BUFFER_LEN);
UpnpPrintf(UPNP_CRITICAL, SSDP, __FILE__, __LINE__,
"Error in bind(), addr=0x%032lX, port=%d: %s\n",
0lu, SSDP_PORT, errorBuffer);
ret = UPNP_E_SOCKET_BIND;
goto error_handler;
}
memset((void *)&ssdpMcastAddr, 0, sizeof(ssdpMcastAddr));
ssdpMcastAddr.ipv6mr_interface = gIF_INDEX;
inet_pton(AF_INET6, SSDP_IPV6_LINKLOCAL,
&ssdpMcastAddr.ipv6mr_multiaddr);
ret = setsockopt(*ssdpSock, IPPROTO_IPV6, IPV6_JOIN_GROUP,
(char *)&ssdpMcastAddr, sizeof(ssdpMcastAddr));
if (ret == -1) {
strerror_r(errno, errorBuffer, ERROR_BUFFER_LEN);
UpnpPrintf(UPNP_CRITICAL, SSDP, __FILE__, __LINE__,
"Error in setsockopt() IPV6_JOIN_GROUP (join multicast group): %s\n",
errorBuffer);
ret = UPNP_E_SOCKET_ERROR;
goto error_handler;
}
onOff = 1;
ret = setsockopt(*ssdpSock, SOL_SOCKET, SO_BROADCAST,
(char *)&onOff, sizeof(onOff));
if (ret == -1) {
strerror_r(errno, errorBuffer, ERROR_BUFFER_LEN);
UpnpPrintf(UPNP_CRITICAL, SSDP, __FILE__, __LINE__,
"Error in setsockopt() SO_BROADCAST (set broadcast): %s\n",
errorBuffer);
ret = UPNP_E_NETWORK_ERROR;
goto error_handler;
}
ret = UPNP_E_SUCCESS;
error_handler:
if (ret != UPNP_E_SUCCESS) {
if (shutdown(*ssdpSock, SD_BOTH) == -1) {
strerror_r(errno, errorBuffer, ERROR_BUFFER_LEN);
UpnpPrintf(UPNP_INFO, SSDP, __FILE__, __LINE__,
"Error in shutdown: %s\n", errorBuffer);
}
UpnpCloseSocket(*ssdpSock);
}
return ret;
}
/*!
* \brief
*/
static int create_ssdp_sock_v4(
/*! [] SSDP IPv4 socket to be created. */
SOCKET *ssdpSock)
{
char errorBuffer[ERROR_BUFFER_LEN];
int onOff;
struct ip_mreq ssdpMcastAddr;
struct sockaddr_storage __ss;
struct sockaddr_in *ssdpAddr4 = (struct sockaddr_in *)&__ss;
int i;
int ret = 0;
*ssdpSock = socket(AF_INET, SOCK_DGRAM, 0);
if (*ssdpSock == INVALID_SOCKET) {
strerror_r(errno, errorBuffer, ERROR_BUFFER_LEN);
UpnpPrintf(UPNP_CRITICAL, SSDP, __FILE__, __LINE__,
"Error in socket(): %s\n", errorBuffer);
return UPNP_E_OUTOF_SOCKET;
}
onOff = 1;
ret = setsockopt(*ssdpSock, SOL_SOCKET, SO_REUSEADDR,
(char *)&onOff, sizeof(onOff));
if (ret == -1) {
strerror_r(errno, errorBuffer, ERROR_BUFFER_LEN);
UpnpPrintf(UPNP_CRITICAL, SSDP, __FILE__, __LINE__,
"Error in setsockopt() SO_REUSEADDR: %s\n",
errorBuffer);
ret = UPNP_E_SOCKET_ERROR;
goto error_handler;
}
#if (defined(BSD) && !defined(__GNU__)) || defined(__OSX__) || defined(__APPLE__)
onOff = 1;
ret = setsockopt(*ssdpSock, SOL_SOCKET, SO_REUSEPORT,
(char *)&onOff, sizeof(onOff));
if (ret == -1) {
strerror_r(errno, errorBuffer, ERROR_BUFFER_LEN);
UpnpPrintf(UPNP_CRITICAL, SSDP, __FILE__, __LINE__,
"Error in setsockopt() SO_REUSEPORT: %s\n",
errorBuffer);
ret = UPNP_E_SOCKET_ERROR;
goto error_handler;
}
#endif /* BSD, __OSX__, __APPLE__ */
memset(&__ss, 0, sizeof(__ss));
ssdpAddr4->sin_family = (sa_family_t)AF_INET;
ssdpAddr4->sin_addr.s_addr = htonl(INADDR_ANY);
ssdpAddr4->sin_port = htons(SSDP_PORT);
ret = bind(*ssdpSock, (struct sockaddr *)ssdpAddr4, sizeof(*ssdpAddr4));
if (ret == -1) {
strerror_r(errno, errorBuffer, ERROR_BUFFER_LEN);
UpnpPrintf(UPNP_CRITICAL, SSDP, __FILE__, __LINE__,
"Error in bind(), addr=0x%08X, port=%d: %s\n",
INADDR_ANY, SSDP_PORT, errorBuffer);
ret = UPNP_E_SOCKET_BIND;
goto error_handler;
}
ret = UPNP_E_SOCKET_ERROR;
for (i = 0; gIFIP_IPV4[i] && (i < MAX_INTERFACES); i++) {
memset((void *)&ssdpMcastAddr, 0, sizeof(struct ip_mreq));
ssdpMcastAddr.imr_interface.s_addr = inet_addr(gIFIP_IPV4[i]);
ssdpMcastAddr.imr_multiaddr.s_addr = inet_addr(SSDP_IP);
ret = setsockopt(*ssdpSock, IPPROTO_IP, IP_ADD_MEMBERSHIP,
(char *)&ssdpMcastAddr, sizeof(struct ip_mreq));
if (ret == -1) {
strerror_r(errno, errorBuffer, ERROR_BUFFER_LEN);
UpnpPrintf(UPNP_CRITICAL, SSDP, __FILE__, __LINE__,
"Error in setsockopt() IP_ADD_MEMBERSHIP (join multicast group): %s\n",
errorBuffer);
}
else
ret = UPNP_E_SUCCESS;
}
if (ret != UPNP_E_SUCCESS)
goto error_handler;
ret = UPNP_E_SUCCESS;
error_handler:
if (ret != UPNP_E_SUCCESS) {
if (shutdown(*ssdpSock, SD_BOTH) == -1) {
strerror_r(errno, errorBuffer, ERROR_BUFFER_LEN);
UpnpPrintf(UPNP_INFO, SSDP, __FILE__, __LINE__,
"Error in shutdown: %s\n", errorBuffer);
}
UpnpCloseSocket(*ssdpSock);
}
return ret;
}
int get_ssdp_sockets(MiniServerSockArray * out)
{
int retVal;
#ifdef INCLUDE_CLIENT_APIS
out->ssdpReqSock4 = INVALID_SOCKET;
out->ssdpReqSock6 = INVALID_SOCKET;
/* Create the IPv4 socket for SSDP REQUESTS */
if (gIFIP_IPV4[0]) {
retVal = create_ssdp_sock_reqv4(&out->ssdpReqSock4);
if (retVal != UPNP_E_SUCCESS)
return retVal;
/* For use by ssdp control point. */
gSsdpReqSocket4 = out->ssdpReqSock4;
} else
out->ssdpReqSock4 = INVALID_SOCKET;
/* Create the IPv6 socket for SSDP REQUESTS */
#ifdef UPNP_ENABLE_IPV6
if (strlen(gIF_IPV6) > (size_t)0) {
retVal = create_ssdp_sock_reqv6(&out->ssdpReqSock6);
if (retVal != UPNP_E_SUCCESS) {
shutdown(out->ssdpReqSock4, SD_BOTH);
UpnpCloseSocket(out->ssdpReqSock4);
return retVal;
}
/* For use by ssdp control point. */
gSsdpReqSocket6 = out->ssdpReqSock6;
} else
out->ssdpReqSock6 = INVALID_SOCKET;
#endif /* IPv6 */
#endif /* INCLUDE_CLIENT_APIS */
/* Create the IPv4 socket for SSDP */
if (gIFIP_IPV4[0]) {
retVal = create_ssdp_sock_v4(&out->ssdpSock4);
if (retVal != UPNP_E_SUCCESS) {
#ifdef INCLUDE_CLIENT_APIS
shutdown(out->ssdpReqSock4, SD_BOTH);
UpnpCloseSocket(out->ssdpReqSock4);
shutdown(out->ssdpReqSock6, SD_BOTH);
UpnpCloseSocket(out->ssdpReqSock6);
#endif /* INCLUDE_CLIENT_APIS */
return retVal;
}
} else
out->ssdpSock4 = INVALID_SOCKET;
/* Create the IPv6 socket for SSDP */
#ifdef UPNP_ENABLE_IPV6
if (strlen(gIF_IPV6) > (size_t)0) {
retVal = create_ssdp_sock_v6(&out->ssdpSock6);
if (retVal != UPNP_E_SUCCESS) {
shutdown(out->ssdpSock4, SD_BOTH);
UpnpCloseSocket(out->ssdpSock4);
#ifdef INCLUDE_CLIENT_APIS
shutdown(out->ssdpReqSock4, SD_BOTH);
UpnpCloseSocket(out->ssdpReqSock4);
shutdown(out->ssdpReqSock6, SD_BOTH);
UpnpCloseSocket(out->ssdpReqSock6);
#endif /* INCLUDE_CLIENT_APIS */
return retVal;
}
} else
out->ssdpSock6 = INVALID_SOCKET;
if (strlen(gIF_IPV6_ULA_GUA) > (size_t)0) {
retVal = create_ssdp_sock_v6_ula_gua(&out->ssdpSock6UlaGua);
if (retVal != UPNP_E_SUCCESS) {
shutdown(out->ssdpSock4, SD_BOTH);
UpnpCloseSocket(out->ssdpSock4);
shutdown(out->ssdpSock6, SD_BOTH);
UpnpCloseSocket(out->ssdpSock6);
#ifdef INCLUDE_CLIENT_APIS
shutdown(out->ssdpReqSock4, SD_BOTH);
UpnpCloseSocket(out->ssdpReqSock4);
shutdown(out->ssdpReqSock6, SD_BOTH);
UpnpCloseSocket(out->ssdpReqSock6);
#endif /* INCLUDE_CLIENT_APIS */
return retVal;
}
} else
out->ssdpSock6UlaGua = INVALID_SOCKET;
#endif /* UPNP_ENABLE_IPV6 */
return UPNP_E_SUCCESS;
}
/*!
* \brief
*/
static int create_ssdp_sock_v4(
/*! [] SSDP IPv4 socket to be created. */
SOCKET *ssdpSock)
{
char errorBuffer[ERROR_BUFFER_LEN];
int onOff;
u_char ttl = 4;
struct ip_mreq ssdpMcastAddr;
struct sockaddr_storage __ss;
struct sockaddr_in *ssdpAddr4 = (struct sockaddr_in *)&__ss;
int ret = 0;
struct in_addr addr;
*ssdpSock = socket(AF_INET, SOCK_DGRAM, 0);
if (*ssdpSock == -1) {
strerror_r(errno, errorBuffer, ERROR_BUFFER_LEN);
UpnpPrintf(UPNP_CRITICAL, SSDP, __FILE__, __LINE__,
"Error in socket(): %s\n", errorBuffer);
return UPNP_E_OUTOF_SOCKET;
}
onOff = 1;
ret = setsockopt(*ssdpSock, SOL_SOCKET, SO_REUSEADDR,
(char *)&onOff, sizeof(onOff));
if (ret == -1) {
strerror_r(errno, errorBuffer, ERROR_BUFFER_LEN);
UpnpPrintf(UPNP_CRITICAL, SSDP, __FILE__, __LINE__,
"Error in setsockopt() SO_REUSEADDR: %s\n",
errorBuffer);
shutdown(*ssdpSock, SD_BOTH);
UpnpCloseSocket(*ssdpSock);
return UPNP_E_SOCKET_ERROR;
}
#if defined(BSD) || defined(__OSX__) || defined(__APPLE__)
onOff = 1;
ret = setsockopt(*ssdpSock, SOL_SOCKET, SO_REUSEPORT,
(char *)&onOff, sizeof(onOff));
if (ret == -1) {
strerror_r(errno, errorBuffer, ERROR_BUFFER_LEN);
UpnpPrintf(UPNP_CRITICAL, SSDP, __FILE__, __LINE__,
"Error in setsockopt() SO_REUSEPORT: %s\n",
errorBuffer);
shutdown(*ssdpSock, SD_BOTH);
UpnpCloseSocket(*ssdpSock);
return UPNP_E_SOCKET_ERROR;
}
#endif /* BSD, __OSX__, __APPLE__ */
memset(&__ss, 0, sizeof(__ss));
ssdpAddr4->sin_family = AF_INET;
ssdpAddr4->sin_addr.s_addr = htonl(INADDR_ANY);
ssdpAddr4->sin_port = htons(SSDP_PORT);
ret = bind(*ssdpSock, (struct sockaddr *)ssdpAddr4, sizeof(*ssdpAddr4));
if (ret == -1) {
strerror_r(errno, errorBuffer, ERROR_BUFFER_LEN);
UpnpPrintf(UPNP_CRITICAL, SSDP, __FILE__, __LINE__,
"Error in bind(), addr=0x%08X, port=%d: %s\n",
INADDR_ANY, SSDP_PORT, errorBuffer);
shutdown(*ssdpSock, SD_BOTH);
UpnpCloseSocket(*ssdpSock);
return UPNP_E_SOCKET_BIND;
}
memset((void *)&ssdpMcastAddr, 0, sizeof(struct ip_mreq));
ssdpMcastAddr.imr_interface.s_addr = inet_addr(gIF_IPV4);
ssdpMcastAddr.imr_multiaddr.s_addr = inet_addr(SSDP_IP);
ret = setsockopt(*ssdpSock, IPPROTO_IP, IP_ADD_MEMBERSHIP,
(char *)&ssdpMcastAddr, sizeof(struct ip_mreq));
if (ret == -1) {
strerror_r(errno, errorBuffer, ERROR_BUFFER_LEN);
UpnpPrintf(UPNP_CRITICAL, SSDP, __FILE__, __LINE__,
"Error in setsockopt() IP_ADD_MEMBERSHIP (join multicast group): %s\n",
errorBuffer);
shutdown(*ssdpSock, SD_BOTH);
UpnpCloseSocket(*ssdpSock);
return UPNP_E_SOCKET_ERROR;
}
/* Set multicast interface. */
memset((void *)&addr, 0, sizeof(struct in_addr));
addr.s_addr = inet_addr(gIF_IPV4);
ret = setsockopt(*ssdpSock, IPPROTO_IP, IP_MULTICAST_IF,
(char *)&addr, sizeof addr);
if (ret == -1) {
strerror_r(errno, errorBuffer, ERROR_BUFFER_LEN);
UpnpPrintf(UPNP_INFO, SSDP, __FILE__, __LINE__,
"Error in setsockopt() IP_MULTICAST_IF (set multicast interface): %s\n",
errorBuffer);
/* This is probably not a critical error, so let's continue. */
}
/* result is not checked becuase it will fail in WinMe and Win9x. */
ret = setsockopt(*ssdpSock, IPPROTO_IP,
IP_MULTICAST_TTL, &ttl, sizeof(ttl));
onOff = 1;
ret = setsockopt(*ssdpSock, SOL_SOCKET, SO_BROADCAST,
(char *)&onOff, sizeof(onOff));
if (ret == -1) {
strerror_r(errno, errorBuffer, ERROR_BUFFER_LEN);
UpnpPrintf(UPNP_CRITICAL, SSDP, __FILE__, __LINE__,
"Error in setsockopt() SO_BROADCAST (set broadcast): %s\n",
errorBuffer);
shutdown(*ssdpSock, SD_BOTH);
UpnpCloseSocket(*ssdpSock);
return UPNP_E_NETWORK_ERROR;
}
return UPNP_E_SUCCESS;
}