SilcStream
silc_net_udp_connect(const char *local_ip_addr, int local_port,
const char *remote_ip_addr, int remote_port,
SilcSchedule schedule)
{
SilcStream stream;
SilcSockaddr server;
int sock = -1, rval;
const char *ipany = "0.0.0.0";
SILC_LOG_DEBUG(("Creating UDP stream"));
if (!schedule)
goto err;
/* Bind to local addresses */
SILC_LOG_DEBUG(("Binding to local address %s",
local_ip_addr ? local_ip_addr : ipany));
/* Set sockaddr for server */
if (!silc_net_set_sockaddr(&server, local_ip_addr ? local_ip_addr : ipany,
local_port))
goto err;
/* Create the socket */
sock = socket(server.sin.sin_family, SOCK_DGRAM, 0);
if (sock < 0) {
SILC_LOG_ERROR(("Cannot create socket: %s", strerror(errno)));
goto err;
}
/* Set the socket options */
rval = silc_net_set_socket_opt(sock, SOL_SOCKET, SO_REUSEADDR, 1);
if (rval < 0) {
SILC_LOG_ERROR(("Cannot set socket options: %s", strerror(errno)));
goto err;
}
#ifdef SO_REUSEPORT
rval = silc_net_set_socket_opt(sock, SOL_SOCKET, SO_REUSEPORT, 1);
if (rval < 0) {
SILC_LOG_ERROR(("Cannot set socket options: %s", strerror(errno)));
goto err;
}
#endif /* SO_REUSEPORT */
/* Bind the listener socket */
rval = bind(sock, &server.sa, SIZEOF_SOCKADDR(server));
if (rval < 0) {
SILC_LOG_DEBUG(("Cannot bind socket: %s", strerror(errno)));
goto err;
}
/* Set to connected state if remote address is provided. */
if (remote_ip_addr && remote_port) {
if (!silc_net_set_sockaddr(&server, remote_ip_addr, remote_port))
goto err;
rval = connect(sock, &server.sa, SIZEOF_SOCKADDR(server));
if (rval < 0) {
SILC_LOG_DEBUG(("Cannot connect UDP stream: %s", strerror(errno)));
goto err;
}
}
/* Set send and receive buffer size */
#ifdef SO_SNDBUF
rval = silc_net_set_socket_opt(sock, SOL_SOCKET, SO_SNDBUF, 765535);
if (rval < 0) {
rval = silc_net_set_socket_opt(sock, SOL_SOCKET, SO_SNDBUF, 65535);
if (rval < 0) {
SILC_LOG_ERROR(("Cannot set socket options: %s", strerror(errno)));
goto err;
}
}
#endif /* SO_SNDBUF */
#ifdef SO_RCVBUF
rval = silc_net_set_socket_opt(sock, SOL_SOCKET, SO_RCVBUF, 765535);
if (rval < 0) {
rval = silc_net_set_socket_opt(sock, SOL_SOCKET, SO_RCVBUF, 65535);
if (rval < 0) {
SILC_LOG_ERROR(("Cannot set socket options: %s", strerror(errno)));
goto err;
}
}
#endif /* SO_RCVBUF */
/* Encapsulate into socket stream */
stream =
silc_socket_udp_stream_create(sock, local_ip_addr ?
silc_net_is_ip6(local_ip_addr) : FALSE,
remote_ip_addr ? TRUE : FALSE, schedule);
if (!stream)
goto err;
SILC_LOG_DEBUG(("UDP stream created, fd=%d", sock));
return stream;
err:
if (sock != -1)
close(sock);
return NULL;
}
SilcStream silc_net_udp_connect(const char *local_ip_addr, int local_port,
const char *remote_ip_addr, int remote_port,
SilcSchedule schedule)
{
SilcSymbianSocket *s;
SilcStream stream;
TInetAddr local, remote;
TRequestStatus status;
RSocket *sock = NULL;
RSocketServ *ss = NULL;
TInt ret;
SILC_LOG_DEBUG(("Creating UDP stream"));
if (!schedule) {
schedule = silc_schedule_get_global();
if (!schedule) {
silc_set_errno(SILC_ERR_INVALID_ARGUMENT);
goto err;
}
}
SILC_LOG_DEBUG(("Binding to local address %s",
local_ip_addr ? local_ip_addr : "0.0.0.0"));
sock = new RSocket;
if (!sock)
goto err;
ss = new RSocketServ;
if (!ss)
goto err;
/* Open socket server */
ret = ss->Connect();
if (ret != KErrNone)
goto err;
#ifdef SILC_THREADS
/* Make our socket shareable between threads */
ss->ShareAuto();
#endif /* SILC_THREADS */
/* Get local bind address */
if (!silc_net_set_sockaddr(&local, local_ip_addr, local_port))
goto err;
/* Create the socket */
ret = sock->Open(*ss, KAfInet, KSockDatagram, KProtocolInetUdp);
if (ret != KErrNone) {
SILC_LOG_ERROR(("Cannot create socket"));
goto err;
}
/* Set the socket options */
sock->SetOpt(KSoReuseAddr, KSolInetIp, 1);
/* Bind the listener socket */
ret = sock->Bind(local);
if (ret != KErrNone) {
SILC_LOG_DEBUG(("Cannot bind socket"));
goto err;
}
/* Set to connected state if remote address is provided. */
if (remote_ip_addr && remote_port) {
if (silc_net_set_sockaddr(&remote, remote_ip_addr, remote_port)) {
sock->Connect(remote, status);
if (status != KErrNone) {
SILC_LOG_DEBUG(("Cannot connect UDP stream"));
goto err;
}
}
}
/* Encapsulate into socket stream */
s = silc_create_symbian_socket(sock, ss);
if (!s)
goto err;
stream =
silc_socket_udp_stream_create((SilcSocket)s, local_ip_addr ?
silc_net_is_ip6(local_ip_addr) : FALSE,
remote_ip_addr ? TRUE : FALSE, schedule);
if (!stream)
goto err;
SILC_LOG_DEBUG(("UDP stream created, fd=%d", sock));
return stream;
err:
if (sock)
delete sock;
if (ss) {
ss->Close();
delete ss;
}
return NULL;
}
SilcBool silc_net_is_ip(const char *addr)
{
if (silc_net_is_ip4(addr))
return TRUE;
return silc_net_is_ip6(addr);
}
