void __CFWriteStreamClientCallBack(CFWriteStreamRef stream, CFStreamEventType eventType, void *clientCallBackInfo) {
// Extract the context
tnet_transport_t *transport = (tnet_transport_t *) clientCallBackInfo;
transport_context_t *context = transport->context;
/* lock context */
tsk_safeobj_lock(context);
// Extract the native socket
CFDataRef data = CFWriteStreamCopyProperty(stream, kCFStreamPropertySocketNativeHandle);
CFSocketNativeHandle fd;
CFDataGetBytes(data, CFRangeMake(0, sizeof(CFSocketNativeHandle)), (UInt8*) &fd);
CFRelease(data);
transport_socket_t *sock = (transport_socket_t *) getSocket(context, fd);
switch(eventType) {
case kCFStreamEventOpenCompleted:
{
TSK_DEBUG_INFO("__CFWriteStreamClientCallBack --> kCFStreamEventOpenCompleted");
if (TNET_SOCKET_TYPE_IS_SECURE(sock->type)) {
#if !TARGET_OS_IPHONE
SSLContextRef sslContext = NULL;
data = CFWriteStreamCopyProperty(stream, kCFStreamPropertySocketSSLContext);
CFDataGetBytes(data, CFRangeMake(0, sizeof(SSLContextRef)), (UInt8*) &sslContext);
CFRelease(data);
// TODO: Set the client certificates
#endif
}
break;
}
case kCFStreamEventEndEncountered:
case kCFStreamEventErrorOccurred:
{
// Get the error code
CFErrorRef error = CFWriteStreamCopyError(stream);
CFIndex index = CFErrorGetCode(error);
CFRelease(error);
TSK_DEBUG_INFO("__CFWriteStreamClientCallBack --> Error %lu", index);
TSK_RUNNABLE_ENQUEUE(transport, event_error, transport->callback_data, sock->fd);
removeSocket(sock, context);
break;
}
default:
{
// Not Implemented
assert(42 == 0);
break;
}
}
/* unlock context */
tsk_safeobj_unlock(context);
}
void SocketStreamHandle::writeStreamCallback(CFStreamEventType type)
{
switch(type) {
case kCFStreamEventNone:
break;
case kCFStreamEventOpenCompleted:
break;
case kCFStreamEventHasBytesAvailable:
ASSERT_NOT_REACHED();
break;
case kCFStreamEventCanAcceptBytes: {
// Possibly, a spurious event from CONNECT handshake.
if (!CFWriteStreamCanAcceptBytes(m_writeStream.get()))
return;
if (m_connectingSubstate == WaitingForCredentials)
break;
if (m_connectingSubstate == WaitingForConnect) {
m_connectingSubstate = Connected;
m_state = Open;
RefPtr<SocketStreamHandle> protect(this); // The client can close the handle, potentially removing the last reference.
m_client->didOpen(this);
break;
}
ASSERT(m_state == Open);
ASSERT(m_connectingSubstate == Connected);
sendPendingData();
break;
}
case kCFStreamEventErrorOccurred: {
#ifndef BUILDING_ON_TIGER
RetainPtr<CFErrorRef> error(AdoptCF, CFWriteStreamCopyError(m_writeStream.get()));
reportErrorToClient(error.get());
#else
CFStreamError error = CFWriteStreamGetError(m_writeStream.get());
m_client->didFail(this, SocketStreamError(error.error)); // FIXME: Provide a sensible error.
#endif
break;
}
case kCFStreamEventEndEncountered:
// FIXME: Currently, we handle closing in read callback, but these can come independently (e.g. a server can stop listening, but keep sending data).
break;
}
}
void SocketStreamHandle::writeStreamCallback(CFStreamEventType type)
{
switch(type) {
case kCFStreamEventNone:
break;
case kCFStreamEventOpenCompleted:
break;
case kCFStreamEventHasBytesAvailable:
ASSERT_NOT_REACHED();
break;
case kCFStreamEventCanAcceptBytes: {
// Possibly, a spurious event from CONNECT handshake.
if (!CFWriteStreamCanAcceptBytes(m_writeStream.get()))
return;
if (m_connectingSubstate == WaitingForCredentials)
break;
if (m_connectingSubstate == WaitingForConnect) {
m_connectingSubstate = Connected;
m_state = Open;
m_client->didOpenSocketStream(this);
break;
}
ASSERT(m_state == Open);
ASSERT(m_connectingSubstate == Connected);
sendPendingData();
break;
}
case kCFStreamEventErrorOccurred: {
RetainPtr<CFErrorRef> error(AdoptCF, CFWriteStreamCopyError(m_writeStream.get()));
reportErrorToClient(error.get());
break;
}
case kCFStreamEventEndEncountered:
// FIXME: Currently, we handle closing in read callback, but these can come independently (e.g. a server can stop listening, but keep sending data).
break;
}
}
