TCPStream* TCPConnector::connect(const char* server, int port, int timeout)
{
if (timeout == 0) return connect(server, port);
struct sockaddr_in address;
memset (&address, 0, sizeof(address));
address.sin_family = AF_INET;
address.sin_port = htons(port);
if (resolveHostName(server, &(address.sin_addr)) != 0 ) {
inet_pton(PF_INET, server, &(address.sin_addr));
}
long arg;
fd_set sdset;
struct timeval tv;
socklen_t len;
int result = -1, valopt, sd = socket(AF_INET, SOCK_STREAM, 0);
// Set socket to non-blocking
arg = fcntl(sd, F_GETFL, NULL);
arg |= O_NONBLOCK;
fcntl(sd, F_SETFL, arg);
// Connect with time limit
string message;
if ((result = ::connect(sd, (struct sockaddr *)&address, sizeof(address))) < 0)
{
if (errno == EINPROGRESS)
{
tv.tv_sec = timeout;
tv.tv_usec = 0;
FD_ZERO(&sdset);
FD_SET(sd, &sdset);
if (select(sd+1, NULL, &sdset, NULL, &tv) > 0)
{
len = sizeof(int);
getsockopt(sd, SOL_SOCKET, SO_ERROR, (void*)(&valopt), &len);
if (valopt) {
fprintf(stderr, "connect() error %d - %s\n", valopt, strerror(valopt));
}
// connection established
else result = 0;
}
else fprintf(stderr, "connect() timed out\n");
}
else fprintf(stderr, "connect() error %d - %s\n", errno, strerror(errno));
}
// Return socket to blocking mode
arg = fcntl(sd, F_GETFL, NULL);
arg &= (~O_NONBLOCK);
fcntl(sd, F_SETFL, arg);
// Create stream object if connected
if (result == -1) return NULL;
return new TCPStream(sd, &address);
}
TCPStream* TCPConnector::connect(const char* server, int port)
{
struct sockaddr_in address;
memset (&address, 0, sizeof(address));
address.sin_family = AF_INET;
address.sin_port = htons(port);
if (resolveHostName(server, &(address.sin_addr)) != 0 ) {
inet_pton(PF_INET, server, &(address.sin_addr));
}
int sd = socket(AF_INET, SOCK_STREAM, 0);
if (::connect(sd, (struct sockaddr*)&address, sizeof(address)) != 0) {
return NULL;
}
return new TCPStream(sd, &address);
}
SocketStream* SocketConnector::connect(int port, const char* server) {
struct sockaddr_in address;
memset (&address, 0, sizeof(address));
address.sin_family = AF_INET;
address.sin_port = htons(port);
if (resolveHostName(server, &(address.sin_addr)) != 0 ) {
inet_pton(AF_INET, server, &(address.sin_addr));
}
int sd = socket(AF_INET, SOCK_STREAM, 0);
if ( ::connect(sd, (struct sockaddr*)&address, sizeof(address)) != 0 ) {
Logger::logMessage(Logger::ERROR, "connect() failed");
return NULL;
}
return new SocketStream(sd, &address);
}
TCPStream* TCPConnector::connect(const char* server, int port)
{
struct sockaddr_in address;
memset (&address, 0, sizeof(address));
address.sin_family = AF_INET;
address.sin_port = htons(port);
if (resolveHostName(server, &(address.sin_addr)) != 0 ) {
inet_pton(PF_INET, server, &(address.sin_addr));
}
// Create and connect the socket, bail if we fail in either case
int sd = socket(AF_INET, SOCK_STREAM, 0);
if (sd < 0) {
perror("socket() failed");
return NULL;
}
if (::connect(sd, (struct sockaddr*)&address, sizeof(address)) != 0) {
perror("connect() failed");
close(sd);
return NULL;
}
return new TCPStream(sd, &address);
}
/* Starts the connection to the streaming machine */
int LiStartConnection(const char* host, PSTREAM_CONFIGURATION streamConfig, PCONNECTION_LISTENER_CALLBACKS clCallbacks,
PDECODER_RENDERER_CALLBACKS drCallbacks, PAUDIO_RENDERER_CALLBACKS arCallbacks,
void* renderContext, int drFlags, int _serverMajorVersion) {
int err;
ServerMajorVersion = _serverMajorVersion;
memcpy(&StreamConfig, streamConfig, sizeof(StreamConfig));
// Replace missing callbacks with placeholders
fixupMissingCallbacks(&drCallbacks, &arCallbacks, &clCallbacks);
memcpy(&VideoCallbacks, drCallbacks, sizeof(VideoCallbacks));
memcpy(&AudioCallbacks, arCallbacks, sizeof(AudioCallbacks));
// Hook the termination callback so we can avoid issuing a termination callback
// after LiStopConnection() is called
originalTerminationCallback = clCallbacks->connectionTerminated;
memcpy(&ListenerCallbacks, clCallbacks, sizeof(ListenerCallbacks));
ListenerCallbacks.connectionTerminated = ClInternalConnectionTerminated;
alreadyTerminated = 0;
Limelog("Initializing platform...");
ListenerCallbacks.stageStarting(STAGE_PLATFORM_INIT);
err = initializePlatform();
if (err != 0) {
Limelog("failed: %d\n", err);
ListenerCallbacks.stageFailed(STAGE_PLATFORM_INIT, err);
goto Cleanup;
}
stage++;
LC_ASSERT(stage == STAGE_PLATFORM_INIT);
ListenerCallbacks.stageComplete(STAGE_PLATFORM_INIT);
Limelog("done\n");
Limelog("Resolving host name...");
ListenerCallbacks.stageStarting(STAGE_NAME_RESOLUTION);
err = resolveHostName(host);
if (err != 0) {
Limelog("failed: %d\n", err);
ListenerCallbacks.stageFailed(STAGE_NAME_RESOLUTION, err);
goto Cleanup;
}
stage++;
LC_ASSERT(stage == STAGE_NAME_RESOLUTION);
ListenerCallbacks.stageComplete(STAGE_NAME_RESOLUTION);
Limelog("done\n");
Limelog("Starting RTSP handshake...");
ListenerCallbacks.stageStarting(STAGE_RTSP_HANDSHAKE);
err = performRtspHandshake();
if (err != 0) {
Limelog("failed: %d\n", err);
ListenerCallbacks.stageFailed(STAGE_RTSP_HANDSHAKE, err);
goto Cleanup;
}
stage++;
LC_ASSERT(stage == STAGE_RTSP_HANDSHAKE);
ListenerCallbacks.stageComplete(STAGE_RTSP_HANDSHAKE);
Limelog("done\n");
Limelog("Initializing control stream...");
ListenerCallbacks.stageStarting(STAGE_CONTROL_STREAM_INIT);
err = initializeControlStream();
if (err != 0) {
Limelog("failed: %d\n", err);
ListenerCallbacks.stageFailed(STAGE_CONTROL_STREAM_INIT, err);
goto Cleanup;
}
stage++;
LC_ASSERT(stage == STAGE_CONTROL_STREAM_INIT);
ListenerCallbacks.stageComplete(STAGE_CONTROL_STREAM_INIT);
Limelog("done\n");
Limelog("Initializing video stream...");
ListenerCallbacks.stageStarting(STAGE_VIDEO_STREAM_INIT);
initializeVideoStream();
stage++;
LC_ASSERT(stage == STAGE_VIDEO_STREAM_INIT);
ListenerCallbacks.stageComplete(STAGE_VIDEO_STREAM_INIT);
Limelog("done\n");
Limelog("Initializing audio stream...");
ListenerCallbacks.stageStarting(STAGE_AUDIO_STREAM_INIT);
initializeAudioStream();
stage++;
LC_ASSERT(stage == STAGE_AUDIO_STREAM_INIT);
ListenerCallbacks.stageComplete(STAGE_AUDIO_STREAM_INIT);
Limelog("done\n");
Limelog("Initializing input stream...");
ListenerCallbacks.stageStarting(STAGE_INPUT_STREAM_INIT);
initializeInputStream(streamConfig->remoteInputAesKey, sizeof(streamConfig->remoteInputAesKey),
streamConfig->remoteInputAesIv, sizeof(streamConfig->remoteInputAesIv));
stage++;
LC_ASSERT(stage == STAGE_INPUT_STREAM_INIT);
ListenerCallbacks.stageComplete(STAGE_INPUT_STREAM_INIT);
Limelog("done\n");
Limelog("Starting control stream...");
ListenerCallbacks.stageStarting(STAGE_CONTROL_STREAM_START);
err = startControlStream();
if (err != 0) {
Limelog("failed: %d\n", err);
ListenerCallbacks.stageFailed(STAGE_CONTROL_STREAM_START, err);
goto Cleanup;
}
stage++;
LC_ASSERT(stage == STAGE_CONTROL_STREAM_START);
ListenerCallbacks.stageComplete(STAGE_CONTROL_STREAM_START);
Limelog("done\n");
Limelog("Starting video stream...");
ListenerCallbacks.stageStarting(STAGE_VIDEO_STREAM_START);
err = startVideoStream(renderContext, drFlags);
if (err != 0) {
Limelog("Video stream start failed: %d\n", err);
ListenerCallbacks.stageFailed(STAGE_VIDEO_STREAM_START, err);
goto Cleanup;
}
stage++;
LC_ASSERT(stage == STAGE_VIDEO_STREAM_START);
ListenerCallbacks.stageComplete(STAGE_VIDEO_STREAM_START);
Limelog("done\n");
Limelog("Starting audio stream...");
ListenerCallbacks.stageStarting(STAGE_AUDIO_STREAM_START);
err = startAudioStream();
if (err != 0) {
Limelog("Audio stream start failed: %d\n", err);
ListenerCallbacks.stageFailed(STAGE_AUDIO_STREAM_START, err);
goto Cleanup;
}
stage++;
LC_ASSERT(stage == STAGE_AUDIO_STREAM_START);
ListenerCallbacks.stageComplete(STAGE_AUDIO_STREAM_START);
Limelog("done\n");
Limelog("Starting input stream...");
ListenerCallbacks.stageStarting(STAGE_INPUT_STREAM_START);
err = startInputStream();
if (err != 0) {
Limelog("Input stream start failed: %d\n", err);
ListenerCallbacks.stageFailed(STAGE_INPUT_STREAM_START, err);
goto Cleanup;
}
stage++;
LC_ASSERT(stage == STAGE_INPUT_STREAM_START);
ListenerCallbacks.stageComplete(STAGE_INPUT_STREAM_START);
Limelog("done\n");
ListenerCallbacks.connectionStarted();
Cleanup:
return err;
}